1 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
6 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8 * doc/extend.texi (Additional Floating Types): __float128 is also
9 supported on i386 targets.
11 2009-06-29 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16 (pt_solutions_same_restrict_base): Declare.
17 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
19 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
20 (make_constraint_from, make_copy_constraint): Move earlier.
21 (make_constraint_from_heapvar): New function.
22 (make_constraint_from_restrict): Likewise.
23 (handle_lhs_call): Use it.
24 (find_func_aliases): Use it to track conversions to restrict
26 (struct fieldoff): Add only_restrict_pointers flag.
27 (push_fields_onto_fieldstack): Initialize it.
28 (create_variable_info_for): Track global restrict qualified pointers.
29 (intra_create_variable_infos): Use make_constraint_from_heapvar.
30 Track restrict qualified pointer arguments.
31 (set_uids_in_ptset): Use varinfo is_global_var flag.
32 (find_what_var_points_to): Set the vars_contains_restrict flag.
33 Always create the points-to solution for sets including restrict tags.
34 (pt_solutions_same_restrict_base): New function.
35 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
36 qualified pointers use pt_solutions_same_restrict_base as
37 additional source for disambiguation.
39 2009-06-29 Richard Guenther <rguenther@suse.de>
42 * alias.c (find_base_decl): Remove.
43 (get_deref_alias_set_1): Remove restrict handling.
44 * c-common.c (c_apply_type_quals_to_decl): Do not set
45 DECL_POINTER_ALIAS_SET.
46 * gimplify.c (find_single_pointer_decl_1): Remove.
47 (find_single_pointer_decl): Likewise.
48 (internal_get_tmp_var): Remove restrict handling.
49 (gimple_regimplify_operands): Likewise.
50 * omp-low.c (expand_omp_atomic_pipeline): Do not set
51 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
52 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
53 * tree.c (restrict_base_for_decl): Remove.
54 (init_ttree): Do not allocate it.
55 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
56 LABEL_DECL_UID for label decls.
57 (copy_node_stat): Do not copy restrict information.
58 (decl_restrict_base_lookup): Remove.
59 (decl_restrict_base_insert): Likewise.
60 (print_restrict_base_statistics): Likewise.
61 (dump_tree_statistics): Do not call print_restrict_base_statistics.
62 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
63 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
64 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
65 (LABEL_DECL_UID): Adjust.
66 (DECL_BASED_ON_RESTRICT_P): Remove.
67 (DECL_GET_RESTRICT_BASE): Likewise.
68 (SET_DECL_RESTRICT_BASE): Likewise.
69 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
71 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
72 instead of DECL_POINTER_ALIAS_SET.
73 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
74 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
75 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
77 2009-06-29 Richard Guenther <rguenther@suse.de>
79 PR tree-optimization/40579
80 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
81 the IL to simplify has constants that overflowed.
83 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
85 PR tree-optimization/40550
86 * tree-vect-generic.c (expand_vector_operations_1): Compute in
87 vector_compute_type only when the size of vector_compute_type is
88 less than the size of type.
90 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
92 * fold-const.c (contains_label_1): Fix comments.
93 (contains_label_p): Do not walk trees multiple time.
95 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
97 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
98 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
99 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
100 ix86_fp_comparison_operator.
101 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
102 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
103 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
104 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
105 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
106 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
107 (related splits): Change predicate to ix86_fp_comparison_operator.
108 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
109 instead of ix86_fp_comparison_codes.
110 (ix86_trivial_fp_comparison_operator,
111 ix86_fp_comparison_operator): New.
112 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
113 (ix86_expand_compare): Eliminate last two parameters.
114 (ix86_fp_jump_nontrivial_p): Kill.
115 * config/i386/i386.c (put_condition_code): Eliminate call to
116 ix86_fp_comparison_codes and subsequent assertion.
117 (ix86_fp_comparison_codes): Eliminate.
118 (ix86_fp_swap_condition): New.
119 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
120 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
121 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
122 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
123 and ix86_fp_swap_condition.
124 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
125 Use ix86_fp_comparison_strategy.
126 (ix86_expand_compare): Likewise. Eliminate last two arguments.
127 (ix86_fp_jump_nontrivial_p): Eliminate.
128 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
129 call to ix86_expand_compare.
130 (ix86_split_fp_branch, ix86_expand_setcc,
131 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
132 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
134 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
136 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
137 related to jump_clobbers.
138 * config/arm/arm.md (conds): Remove jump_clob case.
139 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
140 splits): Change comparison_operator to arm_comparison_operator.
141 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
144 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
146 * dojump.c (do_compare_rtx_and_jump): Try swapping the
147 condition for floating point modes.
148 * expmed.c (emit_store_flag_1): Move here a bigger part
150 (emit_store_flag): Try swapping the condition for floating point
152 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
154 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
156 * expr.c (expand_expr_real_1): Just use do_store_flag.
157 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
158 emit_store_flag_force.
159 * expmed.c (emit_store_flag_force): Copy here trick
160 previously in expand_expr_real_1. Try reversing the comparison.
161 (emit_store_flag_1): Work if target is NULL.
162 (emit_store_flag): Work if target is NULL, using the result mode
163 from the comparison. Use split_comparison, restructure final part
164 to simplify conditionals.
166 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
168 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
169 * dojump.c (do_jump): Change handling of floating-point
170 ops to use just do_compare_and_jump.
171 (split_comparison): New.
172 (do_compare_rtx_and_jump): Add here logic coming previously
173 in do_jump, using split_comparison.
175 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
178 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
180 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
182 * tree-ssa-alias.c: Fix unintentional commit.
184 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
186 * passes.c (execute_one_pass): Fix unintentional commit.
188 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
190 * df-problems.c (df_set_seen, df_unset_seen): Delete.
191 (df_rd_local_compute, df_md_local_compute): Inline them.
193 (df_md_scratch): New.
194 (df_md_alloc, df_md_free): Allocate/free it.
195 (df_md_local_compute): Only include live registers in init.
196 (df_md_transfer_function): Prune the in-set computed by
197 the confluence function, and the gen-set too.
199 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
201 PR rtl-optimization/26854
202 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
203 * df-problems.c (df_rd_add_problem): Fix comment.
204 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
205 df_md_simulate_artificial_defs_at_top,
206 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
207 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
208 df_md_transfer_function, df_md_init, df_md_confluence_0,
209 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
210 problem_MD, df_md_add_problem): New.
211 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
212 df_md_get_bb_info): New.
213 (DF_LAST_PROBLEM_PLUS1): Adjust.
215 * Makefile.in (fwprop.o): Include domwalk.h.
216 * fwprop.c: Include domwalk.h.
217 (reg_defs, reg_defs_stack): New.
218 (bitmap_only_bit_between): Remove.
220 (process_uses): Use reg_defs and local_md instead of
221 bitmap_only_bit_between and local_rd.
222 (single_def_use_enter_block): New, from build_single_def_use_links.
223 (single_def_use_leave_block): New.
224 (build_single_def_use_links): Remove code moved to
225 single_def_use_enter_block, invoke domwalk.
226 (use_killed_between): Adjust comment.
228 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
230 * bitmap.h (bitmap_ior_and_into): New.
231 * bitmap.c (bitmap_ior_and_into): New.
233 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
235 * domwalk.h (struct dom_walk_data): Remove all callbacks except
236 before_dom_children_before_stmts and after_dom_children_after_stmts.
237 Rename the two remaining callbacks to just before_dom_children and
238 after_dom_children. Remove other GIMPLE statement walking bits.
239 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
240 * graphite.c: Do not include domwalk.h.
241 * tree-into-ssa.c (interesting_blocks): New global.
242 (struct mark_def_sites_global_data): Remove it and names_to_rename.
243 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
244 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
245 now that they're not domwalk callbacks.
246 (rewrite_initialize_block): Rename to...
247 (rewrite_enter_block): ... this, place after called functions. Test
248 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
249 (rewrite_finalize_block): Rename to...
250 (rewrite_leave_block): ... this, place after called functions.
251 (rewrite_update_init_block): Rename to...
252 (rewrite_update_enter_block): ... this, place after called functions.
253 Test interesting_blocks, call rewrite_update_stmt and
254 rewrite_update_phi_arguments.
255 (rewrite_update_fini_block): Rename to...
256 (rewrite_leave_block): ... this, place after called functions.
257 (rewrite_blocks): Remove last argument, simplify initialization of
259 (mark_def_sites_initialize_block): Rename to...
260 (mark_def_sites_block): ... this, call mark_def_sites.
261 (mark_def_sites_blocks): Remove argument, simplify initialization of
263 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
264 (update_ssa): Likewise.
265 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
267 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
268 (dom_opt_initialize_block): Rename to...
269 (dom_opt_enter_block): ... this, place after called functions. Walk
270 statements here, inline propagate_to_outgoing_edges.
271 (dom_opt_finalize_block): Rename to...
272 (dom_opt_leave_block): ... this, place after called functions.
273 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
275 (dse_enter_block, dse_record_phi): New.
276 (dse_record_phis): Delete.
277 (dse_finalize_block): Rename to...
278 (dse_leave_block): ... this.
279 (tree_ssa_dse): Simplify initialization of walk_data.
280 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
281 Adjust initialization of walk_data.
282 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
283 * tree-ssa-loop-phiopt.c (get_non_trapping):
284 Adjust initialization of walk_data.
285 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
286 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
287 it's not a domwalk callback.
288 (uncprop_initialize_block): Rename to...
289 (dse_enter_block): ... this, call uncprop_into_successor_phis.
290 (dse_finalize_block): Rename to...
291 (dse_leave_block): ... this.
292 (tree_ssa_uncprop): Simplify initialization of walk_data.
293 * Makefile.in: Adjust dependencies.
295 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
297 * arm.md (casesi): Fix test for Thumb1.
298 (thumb1_casesi_internal_pic): Likewise.
299 (thumb1_casesi_dispatch): Likewise.
301 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
303 * config/arm/arm-cores.def: Added core cortex-m0.
304 * config/arm/arm-tune.md: Regenerated.
305 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
307 2009-06-26 DJ Delorie <dj@redhat.com>
309 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
311 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
312 the scheduler doesn't tag jump insns.
314 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
316 * c-decl.c (merge_decls): Re-indent.
318 2009-06-26 Janis Johnson <janis187@us.ibm.com>
321 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
322 Special-case decimal float constants.
324 2009-06-26 Richard Henderson <rth@redhat.com>
326 * function.h (struct function): Add cannot_be_copied_reason,
327 and cannot_be_copied_set.
328 * tree-inline.c (has_label_address_in_static_1): Rename from
329 inline_forbidden_p_2; don't set inline_forbidden_reason here.
330 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
331 don't set inline_forbidden_reason.
332 (copy_forbidden): New function, split out of inline_forbidden_p.
333 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
334 (inline_forbidden_p): Use copy_forbidden.
335 (tree_versionable_function_p): Likewise.
336 (inlinable_function_p): Merge into tree_inlinable_function_p.
337 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
338 * ipa-cp.c (ipcp_versionable_function_p): New function.
339 (ipcp_cloning_candidate_p): Use it.
340 (ipcp_node_modifiable_p): Likewise.
342 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
344 * builtins.c (expand_builtin_alloca): Handle builtin alloca
345 that is marked not to be inlined. Remove flag_mudflap use.
346 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
347 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
349 2009-06-26 Steve Ellcey <sje@cup.hp.com>
352 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
353 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
355 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
357 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
359 (__mingwthr_remove_key_dtor): Likewise.
361 2009-06-26 Richard Guenther <rguenther@suse.de>
363 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
365 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
368 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
369 try the non-cond_exec path also.
371 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
374 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
375 (output_cbranch): Use new functions.
376 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
379 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
380 Pat Haugen <pthaugen@us.ibm.com>
381 Revital Eres <ERES@il.ibm.com>
383 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
384 Change some of the functions called by macros to being called
385 through a pointer, so debug functions can be inserted if
386 -mdebug=addr or -mdebug=cost.
387 (rs6000_preferred_reload_class_ptr): Ditto.
388 (rs6000_secondary_reload_class_ptr): Ditto.
389 (rs6000_secondary_memory_needed_ptr): Ditto.
390 (rs6000_cannot_change_mode_class_ptr): Ditto.
391 (rs6000_secondary_reload_inner): Ditto.
392 (rs6000_legitimize_reload_address): Ditto.
393 (rs6000_legitimize_reload_address_ptr): Ditto.
394 (rs6000_mode_dependent_address): Ditto.
395 (rs6000_mode_dependent_address_ptr): Ditto.
397 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
398 function to return true if the mode allows reg + integer
400 (virtual_stack_registers_memory_p): New function to return true if
401 the address refers to a virtual stack register.
402 (rs6000_legitimate_offset_address_p): Move code to say whether a
403 mode supports reg+int addressing to reg_offset_addressing_ok_p and
405 (rs6000_legitimate_address_p): Add checks for modes that only can
406 do reg+reg addressing. Start adding VSX support.
407 (rs6000_legitimize_reload_address): Ditto.
408 (rs6000_legitimize_address): Ditto.
409 (rs6000_debug_legitimate_address_p): New debug functions for
410 -mdebug=addr and -mdebug=cost.
411 (rs6000_debug_rtx_costs): Ditto.
412 (rs6000_debug_address_costs): Ditto.
413 (rs6000_debug_adjust_cost): Ditto.
414 (rs6000_debug_legitimize_address): Ditto.
415 (rs6000_legitimize_reload_address_ptr): Point to call normal
416 function or debug function. Make functions called via pointer
418 (rs6000_mode_dependent_address_ptr): Ditto.
419 (rs6000_secondary_reload_class_ptr): Ditto.
420 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
421 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
422 into a friendlier error.
423 (rs6000_init_builtins): Add initial VSX support.
424 (rs6000_adjust_cost): Fix some spacing issues.
426 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
427 (REG_CLASS_NAMES): Ditto.
428 (REG_CLASS_CONTENTS): Ditto.
429 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
430 pointer, to add -mdebug=addr support.
431 (CANNOT_CHANGE_MODE_CLASS): Ditto.
432 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
433 -mdebug=addr support.
434 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
435 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
436 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
438 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
440 (bswapsi*): Set attribute types for load/store. Add combiner
441 patterns to eliminate zero extend on 64-bit.
442 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
443 stdbrx if the hardware supports those instructions.
445 2009-06-25 Ian Lance Taylor <iant@google.com>
447 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
448 (Link Options): Document -static-libstdc++.
450 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
453 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
454 DATA_ALIGNMENT instead.
456 2009-06-25 Richard Guenther <rguenther@suse.de>
458 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
459 indirect references against the callused/escaped solutions.
460 (call_may_clobber_ref_p_1): Likewise.
462 2009-06-25 Martin Jambor <mjambor@suse.cz>
464 PR tree-optimization/40493
465 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
466 (enum unscalarized_data_handling): New type.
467 (handle_unscalarized_data_in_subtree): Return what has been done.
468 (load_assign_lhs_subreplacements): Handle left flushes differently.
469 (sra_modify_assign): Use unscalarized_data_handling, simplified
470 condition determining whether to remove the statement.
472 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
474 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
475 excerpt - @ should be doubled for texinfo.
477 2009-06-24 Ian Lance Taylor <iant@google.com>
479 * config/arc/arc.c: Include "df.h".
480 (arc_attribute_table): Make static. Move higher in file.
481 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
482 (output_shift): Initialize n later to avoid warning.
483 * config/arm/arm.c (arm_attribute_table): Make static. Move
485 * config/avr/avr.c (avr_attribute_table): Make static. Move
487 (reg_class_tab): Change array type from int to enum reg_class.
488 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
490 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
491 (lshrhi3_out): Likewise.
492 (class_likely_spilled_p): Change return type to bool.
493 (avr_rtx_costs): Use local code variable with enum type.
494 * config/avr/avr.md (movmemhi): Use add_reg_note.
495 (andhi3, andsi3): Don't use AS2 with "and".
496 (iorhi3, iorsi3): Don't use AS2 with "or".
497 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
498 * config/crx/crx.c: Include "df.h".
499 (crx_attribute_table): Make static.
500 * config/m32r/m32r.c: Include "df.h".
501 (m32r_attribute_table): Make static. Move higher in file.
502 (pop): Use add_reg_note.
503 (block_move_call): Change 0 to LCT_NORMAL in function call.
504 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
505 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
506 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
507 declare, not just when TREE_CODE is defined.
508 * config/m68hc11/m68hc11.c: Include "expr.h".
509 (m68hc11_attribute_table): Make static. Move higher in file.
510 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
512 (m68hc11_register_indirect_p): Likewise.
513 (m68hc11_function_arg_padding): Change return type to enum
515 (emit_move_after_reload): Use add_reg_note.
516 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
517 (m68hc11_split_logical): Likewise.
518 (m68hc11_rtx_costs): Add local code_and outer_code variables with
520 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
521 to VOIDmode in function call.
522 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
524 (m68hc11_split_logical): Update declaration.
525 (m68hc11_function_arg_padding): Update declaration.
526 * config/mcore/mcore.c (regno_reg_class): Change form array of int
527 to array of enum reg_class.
528 (mcore_attribute_table): Make static. Move higher in file.
529 (mcore_rtx_costs): Add cast to enum type.
530 * config/mcore/mcore.h (regno_reg_class): Update declaration.
531 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
532 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
534 * config/sh/predicates.md (trapping_target_operand): Rename and to
536 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
538 * config/spu/spu.c (spu_attribute_table): Make static. Move
540 * config/v850/v850.c (v850_attribute_table): Make static. Move
542 (v850_rtx_costs): Use local code with enum type.
543 (expand_epilogue): Add cast.
544 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
546 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
549 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
550 -m2a-single-only and -m2a-nofpu.
551 * config/sh/sh.opt: Document m2a generates FPU code.
553 2009-06-24 Anatoly Sokolov <aesok@post.ru>
555 * defaults.h (CAN_ELIMINATE): Provide default.
556 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
557 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
558 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
559 * config/spu/spu.h (CAN_ELIMINATE): Delete.
560 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
561 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
562 * config/cris/cris.h (CAN_ELIMINATE): Delete.
563 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
564 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
565 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
567 2009-06-24 DJ Delorie <dj@redhat.com>
569 * mep-ext-cop.cpu: Fix copyright notice.
570 * mep-default: Fix copyright notice.
571 * mep-core: Fix copyright notice.
572 * mep: Fix copyright notice.
573 * mep-ivc2: Fix copyright notice.
574 * mep-c5: Fix copyright notice.
576 2009-06-24 Denis Chertykov <chertykov@gmail.com>
578 * doc/contrib.texi (Contributors):
580 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
583 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
584 src and dst operands if necessary.
586 2009-06-23 DJ Delorie <dj@redhat.com>
589 * config.gcc: Add mep support.
590 * recog.c: Resurrect validate_replace_rtx_subexp().
592 * config/mep/: Add new port:
593 * config/mep/constraints.md: New file.
594 * config/mep/default.h: New file.
595 * config/mep/intrinsics.h: New file.
596 * config/mep/intrinsics.md: New file.
597 * config/mep/ivc2-template.h: New file.
598 * config/mep/mep-c5.cpu: New file.
599 * config/mep/mep-core.cpu: New file.
600 * config/mep/mep-default.cpu: New file.
601 * config/mep/mep-ext-cop.cpu: New file.
602 * config/mep/mep-intrin.h: New file.
603 * config/mep/mep-ivc2.cpu: New file.
604 * config/mep/mep-lib1.asm: New file.
605 * config/mep/mep-lib2.c: New file.
606 * config/mep/mep-pragma.c: New file.
607 * config/mep/mep-protos.h: New file.
608 * config/mep/mep-tramp.c: New file.
609 * config/mep/mep.c: New file.
610 * config/mep/mep.cpu: New file.
611 * config/mep/mep.h: New file.
612 * config/mep/mep.md: New file.
613 * config/mep/mep.opt: New file.
614 * config/mep/predicates.md: New file.
615 * config/mep/t-mep: New file.
617 2009-06-23 Ian Lance Taylor <iant@google.com>
619 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
620 from loose_warn into c_loose_warn and from strict_warn into
621 c_strict_warn. Set and substitute warn_cxxflags. Check for
622 --enable-build-with-cxx. Set and substitute
623 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
624 * Makefile.in (CXXFLAGS): New variable.
625 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
626 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
627 the default is the same as $(STRICT_WARN).
628 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
630 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
631 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
632 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
633 (HOST_LIBS): New variable.
634 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
635 (ALL_CXXFLAGS): New variable.
636 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
637 * doc/install.texi (Configuration): Document
638 --enable-build-with-cxx, --with-stage1-ldflags,
639 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
640 * configure: Rebuild.
642 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
644 * config/arm/arm.c (arm_override_options): Fix braces and formatting
645 from previous commit.
647 2009-06-23 Ian Lance Taylor <iant@google.com>
649 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
651 2009-06-23 Ian Lance Taylor <iant@google.com>
653 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
654 with ATTRIBUTE_UNUSED.
656 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
657 Pat Haugen <pthaugen@us.ibm.com>
658 Revital Eres <eres@il.ibm.com>
660 * config.in (HAVE_AS_POPCNTD): Add default definition.
661 (HAVE_AS_LWSYNC): Ditto.
663 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
665 (gcc_cv_as_powerpc_cmpb): Ditto.
666 (gcc_cv_as_powerpc_dfp): Ditto.
667 (gcc_cv_as_powerpc_vsx): Ditto.
668 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
669 supporting the popcntd/lwsync instructions.
670 (gcc_cv_as_powerpc_lwsync): Ditto.
671 * configure: Regenerate.
673 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
674 -mcpu=native and -mcpu=power7.
675 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
677 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
678 a variable instead of a mask to reduce the number of mask bits.
679 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
682 * config/rs6000/rs6000.opt (-mupdate): Ditto.
683 (-mfused-madd): Ditto.
685 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
687 (-mvsx): New switch for VSX instructions.
688 (-misel): Move from a variable to a mask to allow it to be set by
691 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
692 function declaration to an array declaration.
693 (rs6000_hard_regno_nregs): New external array declaration.
695 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
696 files included by rs6000.md.
698 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
699 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
701 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
703 (rs6000_debug_reg): New -mdebug= variables.
704 (rs6000_debug_addr): Ditto.
705 (rs6000_debug_cost): Ditto.
706 (rs6000_pmode): New variable to hold Pmode.
707 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
708 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
709 calculated at compiler start.
710 (rs6000_hard_regno_nregs): Change function to an array which holds
711 HARD_REGNO_NREGS calculated at compiler start.
712 (rs6000_explicit_options): Delete isel field.
713 (rs6000_vector_unit): New array to hold which vector unit
714 supports arithmetic options for a given type.
715 (rs6000_vector_mem): New array to hold which vector unit supports
716 memory reference operations for a given type.
717 (rs6000_vector_align): New array to given the alignment of each
719 (power7_cost): New basic costs for power7.
720 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
721 (rs6000_hard_regno_nregs_internal): New function, moved from
722 HARD_REGNO_NREGS, to calculate the number of registers each hard
723 register takes for each type.
724 (rs6000_debug_reg_print): New function for -mdebug=reg support.
725 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
726 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
727 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
728 unit information here so it is calculated once at compiler startup
730 (rs6000_override_options): Make -misel a target mask. Add more
731 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
732 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
734 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
735 (rs6000_handle_option): Move -misel from variable to target mask.
736 (rs6000_builtin_mask_for_load): Add VSX support.
737 (rs6000_conditional_register_usage): Ditto.
738 (USE_ALTIVEC_FOR_ARG_P): Ditto.
739 (function_arg_boundary): Ditto.
740 (rs6000_expand_builtin): Ditto.
741 (def_builtin): Make abort message a little friendlier.
742 (rs6000_emit_int_cmove): Add support for 64-bit isel.
744 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
745 assembler support the popcntd instruction instead of a vsx
746 instruction to enable power7 support.
747 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
748 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
749 option to the assembler if -mcpu=native.
750 (ASM_CPU_NATIVE_SPEC): Ditto.
751 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
753 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
754 the lwsync instruction.
755 (enum processor_type): Add PROCESSOR_POWER7.
756 (rs6000_debug_reg): New -mdebug= options.
757 (rs6000_debug_addr): Ditto.
758 (rs6000_debug_cost): Ditto.
759 (rs6000_isel): Delete.
760 (enum rs6000_vector): New enum to say what vector unit we have.
761 (VECTOR_UNIT_*): New macros to say which vector unit has
762 arithmetic operations for a given type.
763 (VECTOR_MEM_*): New macros to say which vector unit has memory
764 operations for a given type.
765 (TARGET_LDBRX): Whether the machine supports the ldbrx
767 (TARGET_ISEL): Delete, -misel moved to be a mask.
768 (TARGET_ISEL64): New macro for 64-bit isel support.
769 (UNITS_PER_VSX_WORD): New macro.
770 (POINTER_SIZE): Move to be an external variable, rather than
771 calculating whether we are generating 32 ot 64-bit code.
773 (STACK_BOUNDARY): Add VSX support.
774 (LOCAL_ALIGNMENT): Ditto.
775 (SLOW_UNALIGNED_ACCESS): Ditto.
776 (VSX_REGNO_P): New macro for VSX support.
777 (VFLOAT_REGNO_P): Ditto.
778 (VINT_REGNO_P): Ditto.
779 (VLOGICAL_REGNO_P): Ditto.
780 (VSX_VECTOR_MODE): Ditto.
781 (VSX_SCALAR_MODE): Ditto.
783 (VSX_MOVE_MODE): Ditto.
784 (VSX_REG_CLASS_P): Ditto.
785 (HARD_REGNO_NREGS): Instead of calling a function, use an array
787 (UNITS_PER_SIMD_WORD): Add VSX support.
788 (MODES_TIEABLE_P): Ditto.
789 (STARTING_FRAME_OFFSET): Ditto.
790 (STACK_DYNAMIC_OFFSET): Ditto.
791 (EPILOGUE_USES): Ditto.
792 (REGNO_REG_CLASS): Move to array lookup.
793 (CLASS_MAX_NREGS): Ditto.
794 (rs6000_vector_reg_class): Add declaration.
795 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
796 overlap with the floating point and Altivec registers.
798 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
800 * config/rs6000/driver-rs6000.c (asm_names): New static array to
801 give the appropriate asm switches if -mcpu=native.
802 (host_detect_local_cpu): Add support for "asm".
803 (host_detect_local_cpu): Follow GNU code guidelines for name.
805 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
806 -mbit-word to a variable instead of being a target mask.
808 * config/rs6000/sync.md (lwsync): If the assembler supports it,
809 emit the lwsync instruction instead of emitting the instruction as
812 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
813 fixuns_trundfsi2, move expander into rs6000.md.
815 * config/rs6000/rs6000.md (cpu): Add power7.
816 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
817 (logical predicate patterns): Change the single instruction
818 primitives that set CR0 to be fast_compare instead of compare.
820 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
822 (popcount<mode>): Ditto.
823 (floating multiply/add insns): Name the floating point
825 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
826 (isel_unsigned_<mode>): Ditto.
827 (fixuns_trundfsi2): Move expander here from spe.md.
828 (smindi3): Define if we have -misel on 64-bit systems.
833 2009-06-23 Anatoly Sokolov <aesok@post.ru>
835 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
837 * config/avr/avr.c (avr_current_device): New variable.
838 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
839 (avr_arch, mcu_type_s): Move to avr.h.
840 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
841 default_data_section_start fields.
842 (avr_arch): Moved from avr.c.
843 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
845 (avr_current_device, avr_mcu_types, avr_arch_types,
846 avr_device_to_arch, avr_device_to_data_start,
847 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
848 (EXTRA_SPEC_FUNCTIONS): Define.
849 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
850 options mapping. Use device_to_arch and device_to_data_start insted.
851 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
852 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
853 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
854 * config/avr/driver-avr.c: New file.
855 * config/avr/avr-devices.c: New file.
857 2009-06-23 Jakub Jelinek <jakub@redhat.com>
859 * var-tracking.c (unshare_variable): Force initialized to
860 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
861 (set_variable_part): Likewise.
862 (struct variable_union_info): Remove pos_src field.
863 (vui_vec, vui_allocated): New variables.
864 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
865 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
866 == 1 use a simpler sorting algorithm. Compute pos field right
867 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
868 Avoid quadratic comparison if !flag_var_tracking_uninit.
869 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
870 unshare_variable unconditionally.
871 (dataflow_set_different_2): Removed.
872 (dataflow_set_different): Don't traverse second hash table.
873 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
874 unconditionally to var_reg_set or var_mem_set.
875 (emit_notes_in_bb): Likewise.
876 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
878 (emit_note_insn_var_location): Don't set initialized to
879 VAR_INIT_STATUS_INITIALIZED early.
880 (vt_finalize): Free vui_vec if needed, clear vui_vec and
882 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
884 * tree-object-size.c (addr_object_size): Instead of checking
885 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
886 are no FIELD_DECLs following it.
888 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
890 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
891 order to match bswaps with signed source operands.
893 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
895 * sdbout.c (sdbout_one_type): Fix braces in switch.
897 2009-06-23 Richard Guenther <rguenther@suse.de>
899 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
901 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
902 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
903 var_callused, callused_tree, var_storedanything, storedanything_tree,
904 var_integer, integer_tree): Remove global variables.
905 (new_var_info): Do not pass new id, append the new var to the
906 global variable vector.
907 (do_ds_constraint): Use is_global_var member of the variable-info.
908 (new_scalar_tmp_constraint_exp): Adjust.
909 (create_function_info_for): Likewise.
910 (create_variable_info_for): Likewise.
911 (find_what_var_points_to): Remove dead code.
912 (init_base_vars): Simplify.
913 (compute_points_to_sets): Adjust.
915 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
917 * combine.c (try_combine): Dump information about the insns we're
920 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
922 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
923 check when calling force_to_mode on TRUNCATE's operand.
925 2009-06-22 Ian Lance Taylor <iant@google.com>
927 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
929 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
931 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
933 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
935 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
936 override library linkage flags such as -static-libgcc or
939 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
941 * config/m68k/m68k-devices.def: Add line for MCF5221x.
943 2009-06-22 Ian Lance Taylor <iant@google.com>
945 * config/linux.opt: Put mglibc ahead of muclibc.
947 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
950 2009-06-22 Matthias Klose <doko@ubuntu.com>
952 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
954 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
957 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
958 instead of NULL if a parser error occurs.
960 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
962 * dwarf2out.c (dwarf2_debug_hooks): Initialize
963 non-DWARF2_DEBUGGING_INFO version.
965 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
967 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
968 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
970 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
971 (LIBGCC2_TF_CEXT): Define.
974 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
977 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
979 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
981 * config/arm/arm.c (arm_override_options): Disable
982 -mcaller-super-interworking and -mcallee-super-interworking.
983 * doc/invoke.texi (ARM Options): Document this.
985 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
987 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
988 * config/arm/constraints.md (j): New constraint for movw operands.
989 (N): Remove thumb2 meaning.
990 * config/arm/arm.md (*arm_movw): Delete.
991 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
992 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
993 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
995 2009-06-22 Martin Jambor <mjambor@suse.cz>
997 PR tree-optimization/40492
998 * tree-sra.c (sra_modify_assign): Pass zero offsets to
999 build_ref_for_offset.
1001 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1003 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1004 JUMP_TABLE_DATA_P predicates where applicable.
1005 * auto-inc-dec.c: Ditto.
1006 * builtins.c: Ditto.
1007 * caller-save.c: Ditto.
1009 * cfgcleanup.c: Ditto.
1010 * cfglayout.c: Ditto.
1013 * combine-stack-adj.c: Ditto.
1019 * dwarf2asm.c: Ditto.
1020 * dwarf2out.c: Ditto.
1021 * emit-rtl.c: Ditto.
1027 * function.c: Ditto.
1030 * genpreds.c: Ditto.
1031 * genrecog.c: Ditto.
1033 * ira-costs.c: Ditto.
1034 * ira-lives.c: Ditto.
1037 * lower-subreg.c: Ditto.
1038 * modulo-sched.c: Ditto.
1040 * postreload.c: Ditto.
1041 * print-rtl.c: Ditto.
1050 * sched-vis.c: Ditto.
1052 * sel-sched-ir.c: Ditto.
1053 * simplify-rtx.c: Ditto.
1054 * targhooks.c: Ditto.
1055 * var-tracking.c: Ditto.
1056 * vmsdbgout.c: Ditto.
1058 2009-06-22 Matthias Klose <doko@ubuntu.com>
1060 * Makefile.in (install-plugin): Always use DESTDIR.
1062 2009-06-22 Olivier Hainque <hainque@adacore.com>
1064 * config/pa/pa.c (output_call): Don't optimize post call jumps
1065 into return address adjustments if the call may throw.
1067 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1069 * arm.c (thumb1_output_casesi): New function.
1070 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1071 optimizing for size or PIC.
1072 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1073 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1074 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1075 (thumb1_casesi_internal_pic): New expand rule.
1076 (thumb1_casesi_dispatch): New pattern.
1077 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1079 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1080 in the text seciton when PIC or optimizing for size.
1081 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1082 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1083 preservation properties of code.
1084 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1085 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1086 (__gnu_thumb1_case_si): New function.
1087 * t-arm (LIB1ASMSRC): Define here.
1088 (LIB1ASMFUNCS): Add some common functions.
1089 * t-arm-elf (LIB1ASMSRC): Delete.
1090 (LIB1ASMFUNCS): Append to existing set.
1091 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1092 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1093 * t-symbian (LIB1ASMFUNCS): Likewise.
1094 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1095 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1097 2009-06-21 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/38729
1100 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1101 to loops with a single exit if -fno-expensive-optimizations.
1103 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1105 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1106 (dataflow_set): Change vars type from htab_t to shared_hash.
1107 (shared_hash_pool, empty_shared_hash): New variables.
1108 (vars_clear): Removed.
1109 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1110 shared_hash_find_slot_unshare, shared_hash_find_slot,
1111 shared_hash_find_slot_noinsert, shared_hash_find): New
1113 (shared_hash_unshare, shared_hash_destroy): New functions.
1114 (unshare_variable): Unshare set->vars if shared, use
1116 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1117 (get_init_value, find_src_set_src, dump_dataflow_set,
1118 clobber_variable_part, emit_notes_for_differences): Use
1120 (dataflow_set_init): Remove second argument, set vars to
1121 empty_shared_hash instead of creating a new htab.
1122 (dataflow_set_clear): Call shared_hash_destroy and set vars
1123 to empty_shared_hash instead of calling vars_clear.
1124 (dataflow_set_copy): Don't call vars_copy, instead just share
1125 the src htab with dst.
1126 (variable_union): Use shared_hash_*, use initially NO_INSERT
1127 lookup if set->vars is shared. Don't keep slot cleared before
1128 calling unshare_variable. Unshare set->vars if needed.
1129 Even ->refcount == 1 vars must be unshared if set->vars is shared
1130 and var needs to be modified.
1131 (variable_canonicalize): New function.
1132 (dataflow_set_union): If dst->vars is empty, just share src->vars
1133 with dst->vars and traverse with variable_canonicalize to canonicalize
1134 and unshare what is needed.
1135 (dataflow_set_different): If old_set and new_set use the same shared
1136 htab, they aren't different. If number of htab elements is different,
1137 htabs are different. Use shared_hash_*.
1138 (dataflow_set_destroy): Call shared_hash_destroy instead of
1140 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1141 second argument to dataflow_set_init.
1142 (vt_initialize): Likewise. Initialize shared_hash_pool and
1143 empty_shared_hash, move bb in/out initialization afterwards.
1144 Use variable_htab_free instead of NULL as changed_variables del hook.
1145 (variable_was_changed): Change type of second argument to pointer to
1146 dataflow_set. When inserting var into changed_variables, bump
1147 refcount. Unshare set->vars if set is shared htab and slot needs to
1149 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1150 lookup if set->vars is shared. Unshare set->vars if needed.
1151 Even ->refcount == 1 vars must be unshared if set->vars is shared
1152 and var needs to be modified. Adjust variable_was_changed caller.
1153 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1154 vars must be unshared if set->vars is shared and var needs to be
1155 modified. Adjust variable_was_changed caller.
1156 (emit_note_insn_var_location): Don't pool_free var.
1157 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1159 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1160 free_alloc_pool on shared_hash_pool.
1162 2009-06-20 Anthony Green <green@moxielogic.com>
1164 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1165 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1167 2009-06-20 Richard Guenther <rguenther@suse.de>
1169 * tree-ssa-structalias.c (find_func_aliases): For memset use
1170 a constraint from NULL if we memset to zero.
1171 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1172 we explicitly handle that do not read from memory.
1173 (call_may_clobber_ref_p_1): Properly handle builtins that may
1176 2009-06-20 Richard Guenther <rguenther@suse.de>
1178 PR tree-optimization/40495
1179 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1180 (new_scalar_tmp_constraint_exp): New function.
1181 (process_constraint): Do not create temporary decls.
1182 (process_all_all_constraints): Likewise.
1183 (handle_const_call): Likewise.
1184 (create_function_info_for): Do not set decl.
1186 2009-06-19 Ian Lance Taylor <iant@google.com>
1188 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1189 (rs6000_attribute_table): Make static; move before use.
1191 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1193 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1194 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1195 Propagate the TREE_READONLY flag without overwriting it.
1196 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1197 Propagate the TREE_READONLY flag onto the result.
1198 (process_call_operands): Move around. Use correct constant value.
1200 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1203 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1204 * config/arm/arm.md: Likewise.
1206 2009-06-19 Ian Lance Taylor <iant@google.com>
1208 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1209 to GIMPLE_ERROR_MARK.
1211 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1212 op2_original_type parameters. Warn about using different enum types.
1213 * c-parser.c (c_parser_conditional_expression): Pass original
1214 types to build_conditional_expr.
1215 * c-tree.h (build_conditional_expr): Update declaration.
1217 2009-06-19 Ian Lance Taylor <iant@google.com>
1219 * config/i386/i386.c (ix86_function_specific_save): Test that
1220 fields match values, rather than testing the values are in a
1223 2009-06-19 Richard Guenther <rguenther@suse.de>
1225 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1227 (ptr_derefs_may_alias_p): Likewise.
1228 (ptr_deref_may_alias_ref_p_1): New function.
1229 (ptr_deref_may_alias_ref_p): Likewise.
1230 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1231 covered by looking at the ESCAPED solution.
1232 (call_may_clobber_ref_p_1): Likewise.
1233 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1234 Handle NULL_TREE offset. Do not produce redundant constraints.
1235 (process_all_all_constraints): New helper function.
1236 (do_structure_copy): Use it.
1237 (handle_lhs_call): Likewise.
1238 (find_func_aliases): Handle some builtins with pointer arguments
1239 and/or return values explicitly.
1241 2009-06-19 Ian Lance Taylor <iant@google.com>
1243 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1245 2009-06-19 Ian Lance Taylor <iant@google.com>
1247 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1249 2009-06-19 Ian Lance Taylor <iant@google.com>
1251 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1252 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1255 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1256 uninitialized const.
1258 2009-06-19 Ian Lance Taylor <iant@google.com>
1260 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1263 * c-decl.c (in_struct, struct_types): Remove.
1264 (struct c_binding): Add in_struct field.
1265 (c_binding_ptr): Define type, along with VEC.
1266 (struct c_struct_parse_info): Define.
1267 (struct_parse_info): New static variable.
1268 (bind): Initialize in_struct field.
1269 (start_struct): Remove enclosing_in_struct and
1270 enclosing_struct_types parameters. Add
1271 enclosing_struct_parse_info parameter. Change all callers. Set
1272 struct_parse_info rather than in_struct and struct_types.
1273 (grokfield): If -Wc++-compat and there is a symbol binding for the
1274 field name, set the in_struct flag and push it on the
1275 struct_parse_info->fields vector.
1276 (warn_cxx_compat_finish_struct): New static function.
1277 (finish_struct): Remove enclosing_in_struct and
1278 enclosing_struct_types parameters. Add
1279 enclosing_struct_parse_info parameter. Change all callers. Don't
1280 set C_TYPE_DEFINED_IN_STRUCT here. Call
1281 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1282 parameter. Only push on struct_types if warn_cxx_compat.
1283 (finish_enum): Only push on struct_types if warn_cxx_compat.
1284 (declspecs_add_type): Add loc parameter. Change all callers.
1285 Change all error calls to error_at. Pass loc, not input_location,
1286 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1287 defined in a struct. If -Wc++-compat and parsing a struct, record
1288 that a typedef name was used.
1289 * c-parser.c (c_parser_declspecs): Get location to pass to
1291 (c_parser_struct_or_union_specifier): Update calls to start_struct
1293 * c-tree.h (struct c_struct_parse_info): Declare.
1294 (finish_struct, start_struct): Update declarations.
1295 (declspecs_add_type): Update declaration.
1297 2009-06-19 Ian Lance Taylor <iant@google.com>
1299 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1300 variable with an anonymous type.
1302 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1304 * see.c: Remove for real.
1306 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1308 * optabs.h (enum optab_index): Add new OTI_significand.
1309 (significand_optab): Define corresponding macro.
1310 * optabs.c (init_optabs): Initialize significand_optab.
1311 * genopinit.c (optabs): Implement significand_optab using
1312 significand?f2 patterns.
1313 * builtins.c (expand_builtin_mathfn): Handle
1314 BUILT_IN_SIGNIFICAND{,F,L}.
1315 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1316 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1318 * config/i386/i386.md (significandxf2, significand<mode>2): New
1319 expanders to implement significandf, significand and significandl
1320 built-ins as inline x87 intrinsics.
1322 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1324 * config/avr/avr.c (avr_override_options): Remove setting value of
1325 PARAM_INLINE_CALL_COST.
1327 2009-06-18 Richard Henderson <rth@redhat.com>
1330 * tree-pass.h (TDF_ASMNAME): New.
1331 * tree-dump.c (dump_options): Add asmname.
1332 * doc/invoke.texi: Document it.
1334 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1335 (dump_decl_name): ...here.
1336 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1337 (dump_generic_node): Update dump_function_name calls.
1338 (print_call_name): New flags arg; update all dump calls.
1339 * diagnostic.h (print_call_name): Update.
1340 * gimple-pretty-print.c (dump_gimple_call): Update.
1342 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1347 2009-06-18 Diego Novillo <dnovillo@google.com>
1349 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1350 * plugin.c (str_license): Declare.
1351 (try_init_one_plugin): Assert that the symbol
1352 'plugin_is_GPL_compatible' exists.
1354 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1357 * Makefile.in (OBJS-common): Remove see.o.
1359 * common.opt (fsee): Mark as preserved for backward compatibility.
1360 * opts.c (common_handle_option): Add OPT_fsee to the backward
1361 compatibility section.
1362 * passes.c (init_optimization_passes, pass_see): Remove pass.
1363 * timevar.def (TV_SEE): Remove.
1364 * tree-pass.h (pass_see): Remove declaration.
1365 * doc/invoke.texi (-fsee): Remove documentation.
1367 2009-06-18 Martin Jambor <mjambor@suse.cz>
1369 * tree-sra.c: Include statistics.h
1370 (sra_stats): New variable.
1371 (sra_initialize): Clear sra_stats.
1372 (create_access_replacement): Increment sra_stats.replacements.
1373 (get_access_replacement): Do not return twice.
1374 (analyze_all_variable_accesses): Increment statistics counter by the
1375 number of scalarized aggregates.
1376 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1377 (sra_modify_expr): Increment sra_stats.exprs.
1378 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1379 (sra_modify_assign): Increment sra_stats.exprs,
1380 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1381 (perform_intra_sra): Update statistics counters.
1382 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1384 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1386 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1387 (arm_scalar_mode_supported_p): New function.
1389 2009-06-18 Paul Brook <paul@codesourcery.com>
1390 Sandra Loosemore <sandra@codesourcery.com>
1392 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1393 (__extendhfsf2, __truncsfhf2): Define.
1394 * config/arm/fp16.c: New file.
1395 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1396 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1398 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1400 * doc/extend.texi (Half-Precision): New section.
1401 * doc/invoke.texi (Option Summary): List -mfp16-format.
1402 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1403 * config/arm/arm.opt (mfp16-format=): New.
1404 * config/arm/arm.c: Include intl.h.
1405 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1406 (TARGET_INVALID_RETURN_TYPE): Redefine.
1407 (TARGET_PROMOTED_TYPE): Redefine.
1408 (TARGET_CONVERT_TO_TYPE): Redefine.
1409 (arm_fp16_format): Define.
1410 (all_fpus): Add entry for neon-fp16.
1411 (fp_model_for_fpu): Likewise.
1412 (struct fp16_format): Declare.
1413 (all_fp16_formats): Define.
1414 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1416 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1418 (arm_legitimate_index_p): Treat HFmode like HImode.
1419 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1420 (coproc_secondary_reload_class): Special-case HFmode.
1421 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1422 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1423 (arm_init_fp16_builtins): New.
1424 (arm_init_builtins): Call it.
1425 (arm_invalid_parameter_type): New.
1426 (arm_invalid_return_type): New.
1427 (arm_promoted_type): New.
1428 (arm_convert_to_type).
1429 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1431 (arm_emit_fp16_const): New function.
1432 (arm_mangle_type): Mangle __fp16 as "Dh".
1433 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1435 (TARGET_NEON_FP16): New.
1436 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1437 (enum fputype): Add FPUTYPE_NEON_FP16.
1438 (enum arm_fp16_format_type): Declare.
1439 (arm_fp16_format): Declare.
1440 (LARGEST_EXPONENT_IS_NORMAL): Define.
1441 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1442 * config/arm/arm-modes.def (HFmode): Define.
1443 * config/arm/vfp.md: (*movhf_vfp): New.
1446 * config/arm/arm.md: (fpu): Add neon_fp16.
1447 (floatsihf2, floatdihf2): New.
1448 (fix_trunchfsi2, fix_trunchfdi2): New.
1452 (*arm32_movhf): New.
1453 (*thumb1_movhf): New.
1454 (consttable_2): Add check for HFmode constants.
1455 (consttable_4): Handle HFmode constants.
1457 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1459 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1461 2009-06-17 Olivier Hainque <hainque@adacore.com>
1463 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1464 const char ** conversion in AIX specific section.
1466 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386.c (ix86_special_builtin_type): Remove
1469 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1470 (bdesc_special_args): Updated.
1471 (ix86_init_mmx_sse_builtins): Likewise.
1472 (ix86_expand_special_args_builtin): Likewise.
1474 2009-06-17 Richard Henderson <rth@redhat.com>
1476 * tree-pretty-print.c (maybe_dump_asm_name): New.
1477 (dump_decl_name): Use it.
1478 (PRINT_FUNCTION_NAME): Merge into...
1479 (dump_function_name): ... here. Use maybe_dump_asm_name.
1481 2009-06-17 Cary Coutant <ccoutant@google.com>
1483 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1485 * debug.c (struct gcc_debug_hooks): Change placeholder for
1487 (debug_nothing_int_charstar_int): Replaced by...
1488 (debug_nothing_int_charstar_int_bool): ...this.
1489 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1490 source_line prototype.
1491 (debug_nothing_int_charstar_int): Replaced by...
1492 (debug_nothing_int_charstar_int_bool): ...this.
1493 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1494 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1495 Output is_stmt operand when necessary.
1496 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1497 (notice_source_line): Add is_stmt parameter.
1498 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1499 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1501 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1502 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1504 2009-06-17 Ian Lance Taylor <iant@google.com>
1506 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1508 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1511 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1513 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1514 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1515 tree_strip_sign_nop_conversions and
1516 tree_ssa_strip_useless_type_conversions rather than stripping
1517 the operations here.
1518 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1520 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1521 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1522 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1523 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1526 2009-06-17 Michael Eager <eager@eagercon.com>
1528 * config/rs6000/constraints.md (register_constraint "d"): New.
1529 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1530 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1531 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1532 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1533 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1534 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1535 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1536 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1537 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1538 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1540 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1541 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1542 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1543 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1544 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1545 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1546 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1547 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1548 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1549 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1550 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1551 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1552 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1553 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1555 2009-06-16 Ian Lance Taylor <iant@google.com>
1557 * profile.c (total_num_never_executed): Don't define.
1558 (compute_branch_probabilities): Don't count or print
1560 (init_branch_prob): Don't set total_num_never_executed.
1561 (end_branch_prob): Don't print total_num_never_executed.
1563 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1565 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
1567 2009-06-17 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
1570 (nabstd2_fpr): Same.
1572 2009-06-17 Steve Ellcey <sje@cup.hp.com>
1574 * expr.c (expand_assignment): Change complex type check.
1576 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
1578 * doc/plugins.texi (Building GCC plugins): Added new section.
1580 2009-06-17 Ian Lance Taylor <iant@google.com>
1582 * c-pch.c (get_ident): Don't set size of templ array.
1583 (pch_init): Don't set size of partial_pch array.
1585 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
1586 string constant to intialize an array whose size is the length of
1589 2009-06-17 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/40389
1592 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
1593 to addressable types.
1594 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
1596 2009-06-17 Richard Guenther <rguenther@suse.de>
1599 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
1600 if there is no evolution of left in the loop bail out.
1601 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
1602 chrec_fold_multiply.
1604 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
1605 Janis Johnson <janis187@us.ibm.com>
1608 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
1609 for the symbol ref of a constant that is the source of a move
1610 - nor for any other not-obvious-label-ref constants.
1612 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
1614 * plugin.c (position_pass): Skip newly inserted pass during list
1615 traversal to avoid repeated insertion.
1617 2009-06-16 Ian Lance Taylor <iant@google.com>
1619 * vec.h (VEC_stack_alloc): Define different version if
1620 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
1621 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
1622 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
1623 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1625 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
1627 * config.gcc (extra_headers): Add ia32intrin.h for x86.
1629 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
1630 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
1631 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
1632 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
1633 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
1634 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1635 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1636 (bdesc_special_args): Add __builtin_ia32_rdtsc and
1637 __builtin_ia32_rdtscp.
1638 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
1639 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
1640 and __builtin_ia32_rorhi.
1641 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
1642 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
1643 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
1644 (ix86_expand_args_builtin): Likewise.
1645 (ix86_expand_special_args_builtin): Likewise.
1647 * config/i386/i386.md (UNSPECV_RDTSCP): New.
1648 (UNSPECV_RDTSC): Likewise.
1649 (UNSPECV_RDPMC): Likewise.
1650 (*bsr): Renamed to ...
1652 (*bsr_rex64): Renamed to ...
1656 (*rdpmc_rex64): Likewise.
1659 (*rdtsc_rex64): Likewise.
1661 (*rdtscp): Likewise.
1662 (*rdtscp_rex64): Likewise.
1664 * config/i386/ia32intrin.h: New.
1666 * config/i386/x86intrin.h: Include <ia32intrin.h>.
1668 2009-06-16 Ian Lance Taylor <iant@google.com>
1670 * ira-build.c (copy_info_to_removed_store_destinations):
1671 Initialize parent_a.
1673 2009-06-16 Ian Lance Taylor <iant@google.com>
1675 * c-decl.c (grokdeclarator): Change size_varies to bool.
1677 2009-06-16 Ian Lance Taylor <iant@google.com>
1679 * sel-sched.c: Make forward declarations of move_op_hooks and
1680 fur_hooks explicitly extern.
1682 2009-06-16 Ian Lance Taylor <iant@google.com>
1684 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
1685 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
1687 2009-06-16 Ian Lance Taylor <iant@google.com>
1689 * resource.c (mark_referenced_resources): Change
1690 include_delayed_effects parameter to bool. Change all callers.
1691 (mark_end_of_function_resources): Likewise.
1692 * reorg.c (insn_references_resource_p): Likewise.
1693 (insn_sets_resource_p): Likewise.
1694 * resource.h (mark_referenced_resources): Update declaration.
1695 (mark_end_of_function_resources): Update declaration.
1697 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1699 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
1701 2009-06-16 David Edelsohn <edelsohn@gnu.org>
1703 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
1704 GCC can bootstrap on AIX with GNU Binutils 2.20.
1706 2009-06-16 Ian Lance Taylor <iant@google.com>
1708 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
1710 2009-06-16 Ian Lance Taylor <iant@google.com>
1712 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
1713 inline, not extern inline.
1714 (exact_log2): Likewise.
1715 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
1717 (exact_log2): Likewise, but don't test CTZ_HWI.
1719 2009-06-16 Ian Lance Taylor <iant@google.com>
1721 * bitmap.c (bitmap_clear): Don't declare as inline.
1722 * gimple.c (gimplify_assign): Likewise.
1723 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
1724 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
1725 (sched_scan_info): Remove duplicate definition.
1727 2009-06-16 Ian Lance Taylor <iant@google.com>
1729 * c-common.c (skip_evaluation): Don't define.
1730 (c_inhibit_evaluation_warnings): Define global variable.
1731 (overflow_warning): Check c_inhibit_evaluation_warnings rather
1732 than skip_evaluation.
1733 (convert_and_check, warn_for_div_by_zero): Likewise.
1734 * c-common.h (skip_evaluation): Don't declare.
1735 (c_inhibit_evaluation_warnings): Declare.
1736 * c-parser.c (c_parser_typeof_specifier): Set
1737 c_inhibit_evaluation_warnings rather than skip_evaluation.
1738 (c_parser_conditional_expression): Likewise.
1739 (c_parser_binary_expression): Likewise.
1740 (c_parser_sizeof_expression): Likewise.
1741 (c_parser_alignof_expression): Likewise.
1742 * c-typeck.c (build_indirect_ref): Check
1743 c_inhibit_evaluation_warnings rather than skip_evaluation.
1744 (build_conditional_expr, build_binary_op): Likewise.
1746 2009-06-16 Richard Guenther <rguenther@suse.de>
1748 * tree-ssa-alias.c (is_escape_site): Remove.
1749 * tree-ssa-alias.h (enum escape_type): Remove.
1750 (is_escape_site): Likewise.
1751 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
1752 via casts and asms without deferring to is_escape_site.
1754 2009-06-16 Jakub Jelinek <jakub@redhat.com>
1757 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
1758 use gen_lowpart if op0 has complex mode.
1760 2009-06-16 Richard Guenther <rguenther@suse.de>
1762 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
1763 variables add them to ESCAPED.
1764 (find_func_aliases): Do not make all indirectly stored values escaped.
1766 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
1768 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
1771 2009-06-16 Martin Jambor <mjambor@suse.cz>
1773 PR tree-optimization/40432
1774 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
1775 check whether we need to force gimple register operand.
1777 2009-06-16 Martin Jambor <mjambor@suse.cz>
1779 PR tree-optimization/40413
1780 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
1781 build_ref_for_offset.
1782 (propagate_subacesses_accross_link): Fix a typo in a comment.
1784 2009-06-16 Ira Rosen <irar@il.ibm.com>
1786 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1787 with additional parameter.
1788 * tree-vectorizer.h (enum vect_def_type): Add new value
1790 (enum vect_relevant): Add comments.
1791 (vect_is_simple_reduction): Add new argument.
1792 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
1793 Detect nested cycles.
1794 (vect_is_simple_reduction): Update documentation, add an argument to
1795 distinguish inner-loop reduction from nested cycle, detect nested
1796 cycles, fix printings and indentation, don't swap operands in case
1798 (get_initial_def_for_reduction): Handle subtraction.
1799 (vect_create_epilog_for_reduction): Add new argument to specify
1801 (vect_finalize_reduction): Handle subtraction, fix comments.
1802 (vectorizable_reduction): Handle nested cycles. In case of nested
1803 cycle keep track of the reduction variable position. Call
1804 vect_is_simple_reduction with additional parameter. Use original
1805 statement code in reduction epilogue for nested cycle. Call
1806 vect_create_epilog_for_reduction with additional parameter.
1807 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
1808 inner-loop vectorization.
1809 (vect_recog_widen_sum_pattern): Likewise.
1810 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
1812 (vect_mark_stmts_to_be_vectorized): Likewise.
1813 (vect_get_vec_def_for_operand): Handle nested cycles.
1815 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1817 * doc/invoke.texi (Debugging Options): Fix option index entries
1818 for -fdump-statistics, -frandom-seed add entries for
1819 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
1820 (FRV Options): Fix entries for -mTLS, -mtls.
1821 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
1822 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
1823 (M68hc1x Options): Fix @itemx for -mnominmax.
1824 (MCore Options): Fix entry for -mno-lsim.
1825 (MMIX Options): Fix entry for -mabi=mmixware.
1826 (PDP-11 Options): Fix entry for -mbcopy-builtin.
1828 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
1830 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
1831 Mention the plugin mode of gengtype.
1832 * doc/gty.texi (Source Files Containing Type Information): Likewise.
1833 * gengtype.c: Updated copyright.
1834 (plugin_files, nb_plugin_files) Added new static variables.
1835 (measure_input_list) Care about plugin_files.
1836 (write_rtx_next): Added early return in plugin mode.
1837 (create_file): Updated copyright year in generated file. Added
1839 (oprintf): Added early return if NULL outf.
1840 (get_output_file_with_visibility): Care of plugin_files.
1841 (get_output_file_name): May return null.
1842 (write_local): Added early return.
1843 (put_mangled_filename): Ditto.
1844 (finish_root_table): Added check for base_files.
1845 (write_roots): Care about null when plugins.
1846 (main): Added plugin mode.
1848 2009-06-15 Ian Lance Taylor <iant@google.com>
1850 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
1851 * gcov.c (read_count_file): Add braces around variables declared
1854 * c.opt (Wjump-misses-init): New warning.
1855 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
1856 -Wall and -Wc++-compat if not already set.
1857 (c_common_post_options): Clear warn_jump_misses_init if it was not
1859 * c-decl.c (struct c_binding): Change type field to a union with
1860 new label field. Make it the first field in the struct. Update
1861 references to type to use u.type instead.
1862 (struct c_spot_bindings): Define.
1863 (struct c_goto_bindings): Define.
1864 (c_goto_bindings_p): Define, along with VECs.
1865 (struct c_label_vars): Define.
1866 (struct c_scope): Add has_label_bindings field.
1867 (bind_label, set_spot_bindings): New static functions.
1868 (decl_jump_unsafe, update_spot_bindings): New static functions.
1869 (update_label_decls): New static function.
1870 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
1871 Update binding u.label field to shadowed field.
1872 (c_binding_start_stmt_expr): New function.
1873 (c_binding_end_stmt_expr): New function.
1874 (pushdecl): Don't call c_begin_vm_scope.
1875 (make_label): Add defining and p_label_vars parameters. Change
1877 (lookup_label): Correct test for whether a label has not yet been
1878 defined. Call bind_label rather than bind.
1879 (warn_about_goto): New static function.
1880 (lookup_label_for_goto): New function.
1881 (declare_label): Call bind_label rather than bind.
1882 (check_earlier_gotos): New static function.
1883 (define_label): Don't give errors about jumping into statement
1884 expressions or scopes of variably modified types. Call
1885 set_spot_bindings and check_earlier_gotos. Call bind_label
1886 instead of bind. Don't set label_context_stack_se or
1887 label_context_stack_vm.
1888 (c_get_switch_bindings): New function.
1889 (c_release_switch_bindings): New function.
1890 (c_check_switch_jump_warnings): New function.
1891 (start_function): Don't set label_context_stack_se or
1892 label_context_stack_vm.
1893 (finish_function): Likewise.
1894 * c-typeck.c (label_context_stack_se): Don't define.
1895 (label_context_stack_vm): Don't define.
1896 (c_finish_goto_label): Call lookup_label_for_goto rather than
1897 lookup_label. Don't give errors about jumping into a statement
1898 expression or the scope of a variably modified type. Don't set
1899 label_context_stack_se or label_context_stack_vm.
1900 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
1901 fields. Add bindings field.
1902 (c_start_case): Don't set deleted fields. Set bindings field.
1903 (do_case): Rework order of tests. Don't check blocked_stmt_expr
1904 or blocked_vm. Call c_check_switch_jump_warnings.
1905 (c_finish_case): Don't test blocked_stmt_expr field. Call
1906 c_release_switch_bindings.
1907 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
1908 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1909 set label_context_stack_se. Call c_bindings_start_stmt_expr.
1910 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
1911 c_switch_stack. Don't walk label_context_stack_se labels. Don't
1912 set label_context_stack_se. Call c_bindings_end_stmt_expr.
1913 (c_begin_vm_scope, c_end_vm_scope): Don't define.
1914 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
1915 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1916 (C_DECL_UNJUMPABLE_VM): Don't define.
1917 (C_DECL_UNDEFINABLE_VM): Don't define.
1918 (struct c_label_list): Don't define.
1919 (struct c_label_context_se): Don't define.
1920 (struct c_label_context_vm): Don't define.
1921 (struct c_spot_bindings): Declare.
1922 (c_bindings_start_stmt_expr): Declare.
1923 (c_bindings_end_stmt_expr): Declare.
1924 (lookup_label_for_goto): Declare.
1925 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1926 (c_check_switch_jump_warnings): Declare.
1927 (label_context_stack_se, label_context_stack_vm): Don't declare.
1928 (c_finish_goto_label): Update declaration.
1929 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1930 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1931 (Warning Options): Document -Wjump-misses-init.
1933 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1935 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1938 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1940 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1942 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1944 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1946 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1948 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1950 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1952 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1953 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1954 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1955 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1956 * dwarf2asm.c (dw2_force_const_mem): Update call to
1958 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1959 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1960 * langhooks.c (lhd_comdat_group): Remove.
1961 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1962 * tree.h (DECL_COMDAT_GROUP): New.
1963 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1964 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1965 (make_decl_one_only): Change signature.
1966 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1968 (make_decl_one_only): Change signature.
1969 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1971 2009-06-15 Richard Guenther <rguenther@suse.de>
1974 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1976 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1978 * tree-ssa-math-opts.c: Remove extra divide.
1980 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1982 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1984 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1986 * passes.c: Add bswap pass.
1987 * tree-pass.h: Add pass_optimize_bswap declaration.
1988 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1989 Include rtl.h, expr.h and optabs.h for optab_handler check.
1990 (struct symbolic_number, pass_optimize_bswap): New definition.
1991 (do_shift_rotate, verify_symbolic_number_p): New functions.
1992 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1993 (gate_optimize_bswap): New function.
1994 * tree.c (widest_int_cst_value): New function.
1995 * tree.h (widest_int_cst_value): Prototype added.
1997 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1999 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2000 REG_EQUAL/REG_EQUIV notes.
2002 2009-06-14 Richard Guenther <rguenther@suse.de>
2005 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2006 has its address taken if NRV was applied and it is addressable.
2007 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2008 function split out from ...
2009 (get_constraint_for_1): ... here.
2010 (handle_rhs_call): Use it to mark the return slot escaped if
2011 it is addressable and NRV was applied.
2013 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2015 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2016 Change first argument type to location_t.
2017 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2018 Do not set input_location.
2019 Use loc instead of input_location throughout.
2021 2009-06-13 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/40421
2024 * tree-predcom.c (should_unroll_loop_p): Remove.
2025 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2027 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2029 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2030 Add location argument.
2032 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2034 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2036 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2037 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2038 * config/spu/spu-protos.h: Add location to
2039 spu_resolve_overloaded_builtin.
2040 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2041 spu_build_builtin_va_list.
2042 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2043 argument. Pass location to build_function_call_vec.
2044 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2046 (emit_fpu_switch): Same.
2047 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2048 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2049 to build_decl and create_artificial_label.
2050 (xtensa_gimplify_va_arg_expr): Same.
2051 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2052 (xstormy16_gimplify_va_arg_expr): Same.
2053 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2054 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2055 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2056 (mips16_build_function_stub): Same.
2057 (mips16_build_call_stub): Same.
2059 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2062 * arm/constraints.md (Pa, Pb): New constraints.
2063 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2064 split pattern to deal with them.
2066 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2068 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2069 fix index entry for -Xpreprocessor.
2071 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2074 Add location argument to build_decl call.
2075 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2076 (rs6000_init_builtins): Same.
2077 (spe_init_builtins): Same.
2078 (rs6000_gimplify_va_arg): Add location argument to
2079 create_artificial_label call.
2081 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2083 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2084 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2085 * Makefile.in: Fix GGC dependency for gcse.o.
2087 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2089 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2090 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2091 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2093 * c-parser.c (c_parser_binary_expression): Use current column while
2094 building binary operations.
2095 * common.opt (fshow-column): Enable by default.
2096 * tree-vrp.c (check_array_ref): Use warning_at.
2097 (check_array_bounds): Use location from call back if expr has no
2099 * tree.h: Add location argument to maybe_fold_*.
2100 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2101 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2102 (maybe_fold_offset_to_component_ref): Same.
2103 (maybe_fold_offset_to_reference): Same.
2104 (maybe_fold_offset_to_address): Same.
2105 (maybe_fold_stmt_indirect): Same.
2106 (maybe_fold_stmt_addition): Same.
2107 (fold_stmt_r): Pass location to maybe_fold_*.
2108 (fold_gimple_assign): Same.
2109 * c-tree.h: Add location argument to finish_decl,
2110 default_function_array_conversion, store_init_value.
2111 * c-decl.c (define_label): Use error_at.
2112 (c_make_fname_decl): Pass location to finish_decl.
2113 (finish_decl): New location argument.
2114 (build_compound_literal): Pass location to store_init_value.
2115 (grokdeclarator): Pass location to finish_decl.
2117 * c-typeck.c (array_to_pointer_conversion): New location argument.
2118 (function_to_pointer_conversion): Same.
2119 (default_function_array_conversion): Same.
2120 (parser_build_unary_op): Pass location to overflow_warning.
2121 (parser_build_binary_op): Same. Use warning_at.
2122 (build_unary_op): Pass location to array_to_pointer_conversion.
2123 (build_c_cast): Pass location to digest_init.
2124 (build_modify_expr): New location argument.
2125 (convert_for_assignment): Same.
2126 (store_init_value): Same.
2127 (digest_init): Same.
2128 (output_init_element): Pass location to digest_init and
2129 array_to_pointer_conversion.
2130 (c_finish_return): Pass location to convert_for_assignment.
2131 * gimplify.c (gimplify_conversion): Pass location to
2132 maybe_fold_offset_to_address.
2133 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2134 to maybe_fold_stmt_addition.
2135 * c-omp.c (c_finish_omp_atomic): Pass new location to
2137 (c_finish_omp_for): Same.
2138 * c-common.c (overflow_warning): New argument.
2139 * c-common.h: New argument to build_modify_expr, overflow_warning.
2140 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2142 (c_parser_initializer): Pass location to
2143 default_function_array_conversion.
2144 (c_parser_initelt): Same.
2145 (c_parser_initval): Same.
2146 (c_parser_asm_operands): Same.
2147 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2148 (c_parser_conditional_expression): Same.
2149 (c_parser_binary_expression): Add location info to stack. Use it.
2150 (c_parser_unary_expression): Pass location to
2151 default_function_array_conversion, parser_build_unary_op,
2152 build_indirect_ref, c_parser_postfix_expression_after_primary.
2153 (c_parser_postfix_expression_after_primary): New location argument.
2155 (c_parser_expression_conv): Pass location to
2156 default_function_array_conversion.
2157 (c_parser_expr_list): Same.
2158 (c_parser_omp_atomic): Same.
2159 (c_parser_omp_for_loop): Same.
2160 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2161 (build_array_declarator): New argument.
2162 * c-decl.c (build_array_declarator): Add location argument.
2163 (grokdeclarator): Set id_loc for cdk_array.
2164 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2165 build_array_declarator.
2166 * tree.c (build_omp_clause): Add location argument.
2167 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2168 (OMP_CLAUSE_LOCATION): New macro.
2169 (struct tree_omp_clause): Add location field.
2170 (build_omp_clause): Add argument.
2171 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2172 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2174 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2175 (cp_parser_omp_clause_collapse): Same.
2176 (cp_parser_omp_clause_default): Same.
2177 (cp_parser_omp_clause_if): Same.
2178 (cp_parser_omp_clause_nowait): Same.
2179 (cp_parser_omp_clause_num_threads): Same.
2180 (cp_parser_omp_clause_ordered): Same.
2181 (cp_parser_omp_clause_schedule): Same.
2182 (cp_parser_omp_clause_untied): Same.
2183 (cp_parser_omp_for_loop): Same.
2184 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2185 * c-tree.h (c_start_case): Add location argument.
2186 (c_process_expr_stmt): Same.
2187 (c_finish_goto_*): Same.
2188 * tree-parloops.c (initialize_reductions): Pass location to
2190 (create_parallel_loop): Same.
2191 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2192 (gfc_trans_omp_reduction_list): Same.
2193 (gfc_trans_omp_clauses): Same.
2194 (gfc_trans_omp_do): Same.
2195 * c-typeck.c (c_finish_goto_label): Same.
2196 (c_finish_goto_ptr): New location argument.
2197 (c_start_case): Same.
2198 (emit_side_effect_warnings): Same.
2199 (c_process_expr_stmt): Same.
2200 (c_finish_stmt_expr): Same.
2201 (c_finish_omp_clauses): Use error_at instead of error.
2202 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2204 * c-omp.c (c_split_parallel_clauses): New location argument.
2205 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2206 to build_omp_clause.
2207 (convert_local_reference_stmt): Same.
2208 (convert_gimple_call): Same.
2209 * c-common.h (c_split_parallel_clauses): New argument.
2210 * c-parser.c (c_parser_statement_after_labels): Pass location to
2211 c_finish_goto_label.
2212 (c_parser_switch_statement): Pass location to c_start_case.
2213 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2214 and c_process_expr_stmt.
2215 (c_parser_omp_variable_list): Add location argument.
2216 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2217 (c_parser_omp_clause_default): Same.
2218 (c_parser_omp_clause_if): Same.
2219 (c_parser_omp_clause_num_threads): Same.
2220 (-c_parser_omp_clause_ordered): Same.
2221 (c_parser_omp_clause_reduction): Pass location to
2222 c_parser_omp_variable_list.
2223 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2224 (c_parser_omp_clause_untied): Same.
2225 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2226 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2228 * c-tree.h (check_for_loop_decls, undeclared_variable,
2229 build_component_ref, build_array_ref, build_external_ref,
2230 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2231 build_conditional_expr, build_compound_expr, c_cast_expr,
2232 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2233 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2235 * c-semantics.c (build_stmt): Same.
2236 (build_case_label): Same.
2237 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2238 (undeclared_variable): New argument.
2240 (lookup_label): Pass location on down.
2241 (define_label): Same.
2242 (finish_decl): Same.
2243 (build_compound_literal): Same.
2244 (finish_struct): Same.
2245 (finish_function): Do not set location here.
2246 (check_for_loop_decls): New argument.
2247 * tree.c (save_expr): Set location.
2248 (build_empty_stmt): New argument.
2249 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2250 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2251 * builtins.c (gimplify_va_arg_expr): Use locations.
2252 (expand_builtin_sync_operation): Same.
2253 * c-typeck.c (build_component_ref): New argument.
2254 (build_array_ref): Same.
2255 (build_external_ref): Same.
2256 (c_expr_sizeof_expr): Same.
2257 (c_expr_sizeof_type): Same.
2258 (parser_build_unary_op): Same.
2259 (build_conditional_expr): Same.
2260 (build_compound_expr): Pass location on down.
2261 (build_compound_expr): New argument.
2262 (build_c_cast): Same.
2263 (c_cast_expr): Same.
2264 (build_asm_expr): Same.
2265 (c_finish_return): Same.
2266 (c_process_expr_stmt): Pass location on down.
2267 (c_finish_stmt_expr): New argument.
2268 (push_clenaup): Same.
2269 (c_finish_omp_parallel): Same.
2270 (c_finish_omp_task): Same.
2271 * gimplify.c (gimplify_call_expr): Pass location on down.
2272 * c-omp.c (c_finish_omp_master): New argument.
2273 (c_finish_omp_critical): Same.
2274 (c_finish_omp_ordered): Same.
2275 (c_finish_omp_barrier): Same.
2276 (-c_finish_omp_taskwait): Same.
2277 (c_finish_omp_atomic): Same.
2278 (c_finish_omp_flush): Same.
2279 * tree-inline.c (copy_tree_body_r): Pass location on down.
2280 (inline_forbidden_p): Remove use of input_location.
2281 * c-gimplify.c (c_build_bind_expr): New argument.
2282 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2283 (c_sizeof_or_alignof_type): New argument.
2284 (c_alignof_expr): Same.
2285 (build_va_arg): Same.
2286 (c_add_case_label): Same.
2287 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2288 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2289 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2290 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2291 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2292 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2294 * stub-objc.c (objc_build_selector_expr): Same.
2295 (objc_build_throw_stmt): Same.
2296 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2297 (c_parser_initelt): Same.
2298 (c_parser_compound_statement): Same.
2299 (c_parser_compound_statement_nostart): Same.
2300 (c_parser_label): Same.
2301 (c_parser_statement_after_labels): Same.
2302 (c_parser_if_body): Same.
2303 (c_parser_else_body): Same.
2304 (c_parser_if_statement): Same.
2305 (c_parser_switch_statement): Same.
2306 (c_parser_while_statement): Same.
2307 (c_parser_do_statement): Same.
2308 (c_parser_for_statement): Same.
2309 (c_parser_asm_statement): Same.
2310 (c_parser_conditional_expression): Same.
2311 (c_parser_binary_expression): Same.
2312 (c_parser_cast_expression): Same.
2313 (c_parser_unary_expression): Same.
2314 (c_parser_sizeof_expression): Same.
2315 (c_parser_alignof_expression): Same.
2316 (c_parser_postfix_expression): Same.
2317 (c_parser_expression): Same.
2318 (c_parser_objc_receiver): Same.
2319 (c_parser_omp_variable_list): Same.
2320 (c_parser_omp_structured_block): Same.
2321 (c_parser_omp_atomic): New argument.
2322 (c_parser_omp_barrier): Same.
2323 (c_parser_omp_critical): Same.
2324 (c_parser_omp_flush): Pass location on down.
2325 (c_parser_omp_for_loop): New argument.
2326 (c_parser_omp_for): Same.
2327 (c_parser_omp_master): Same.
2328 (c_parser_omp_ordered): Same.
2329 (c_parser_omp_sections_scope): Same.
2330 (c_parser_omp_sections): Same.
2331 (c_parser_omp_parallel): Same.
2332 (c_parser_omp_single): Same.
2333 (c_parser_omp_task): Same.
2334 (c_parser_omp_taskwait): Pass location on down.
2335 (c_parser_omp_construct): Same.
2336 (c_parser_omp_threadprivate): Same.
2337 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2338 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2339 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2340 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2341 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2342 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2343 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2344 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2345 config/i386/i386.c, stmt.c:
2346 Add location argument to the following function definitions and/or
2347 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2348 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2349 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2350 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2351 do_case, c_finish_bc_stmt, build_compound_literal,
2352 build_function_call.
2353 * c-decl.c (build_compound_literal): Add location argument.
2354 Make all diagnostic calls use location.
2355 (start_struct): Same.
2356 (finish_struct): Same.
2358 (build_enumerator): Same.
2359 (start_function): Same.
2360 (grokdeclarator): Make all diagnostic calls use location.
2361 (store_parm_decls_oldstyle): Same.
2362 * c-typeck.c (build_function_call): Add location argument.
2363 Make all diagnostic calls use location.
2365 (c_finish_bc_stmt): Same.
2366 * tree-nested.c (get_trampoline_type): Add argument.
2367 Pass location to build_decl.
2368 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2369 * rtl.h (RTL_LOCATION): New.
2370 * c-common.c (c_add_case_label): Add location argument.
2371 Make all diagnostic calls use location.
2372 * c-common.h: Add location argument to make_fname_decl, do_case,
2373 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2374 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2375 Set it appropriately for every case. Pass enum_loc to start_enum
2376 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2378 (c_parser_struct_or_union_specifier): Save location. Use it for
2379 start_struct, finish_struct, and parser_xref_tag.
2381 2009-06-12 Ian Lance Taylor <iant@google.com>
2383 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2385 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2386 cpp_opts->warn_cxx_operator_names.
2388 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2391 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2392 is returns NULL and OP is a VCE, look through the VCE.
2394 2009-06-12 Ian Lance Taylor <iant@google.com>
2397 * collect2.c (main): Use CONST_CAST2 in code inside #if
2398 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2400 2009-06-12 Joey Ye <joey.ye@intel.com>
2403 * cfgexpand.c (get_decl_align_unit): Update
2404 max_used_stack_slot_alignment with align instead of
2405 stack_alignment_needed.
2407 * function.c (assign_stack_local_1): Update
2408 max_used_stack_slot_alignment with alignment_in_bits instead
2409 of stack_alignment_needed.
2410 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2413 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2415 * dwarf2out.c (last_var_location_insn): New variable.
2416 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2417 (dwarf2out_var_location): Don't record anything after last real
2418 insn. Only change labels if there were any real instructions
2419 in between last note and this one, or if changed sections.
2421 2009-06-11 Richard Henderson <rth@redhat.com>
2423 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2424 note when storing the frame pointer in a register.
2425 (FRP): Don't redefine to nothing for epilogue.
2426 (alpha_expand_epilogue): Mark register and sp restores.
2427 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2429 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2430 when gen_lowpart is needed.
2432 2009-06-11 Richard Henderson <rth@redhat.com>
2434 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2436 * dwarf2out.c (need_data_align_sf_opcode): New.
2437 (div_data_align): Move earlier.
2438 (def_cfa_1, reg_save): Use it.
2440 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2443 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2444 (ix86_handle_option): Handle OPT_mcrc32.
2445 (ix86_target_string): Add -mcrc32.
2446 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2448 * config/i386/i386.h (TARGET_CRC32): New.
2450 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2451 (sse4_2_crc32di): Likewise.
2453 * config/i386/i386.opt (mcrc32): New.
2455 * doc/invoke.texi: Document -mcrc32.
2457 2009-06-11 Richard Henderson <rth@redhat.com>
2459 * common.opt (gdwarf-): Accept a version number.
2460 * doc/invoke.texi (gdwarf-): Update docs.
2461 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2462 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2463 version level, and record it.
2465 * dwarf2.h (DW_CIE_VERSION): Remove.
2466 * dwarf2out.c (DWARF_VERSION): Remove.
2467 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2468 (output_call_frame_info): Use CIE version 3 for dwarf3,
2469 or if the return register column is out of range for version 1.
2470 (dwarf_stack_op_name): Add all dwarf3 values.
2471 (DEBUG_PUBTYPES_SECTION): New.
2472 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2473 encoding change for dwarf3.
2474 (output_die) [dw_val_class_die_ref]: Likewise.
2475 (output_compilation_unit_header): Emit correct version for dwarf3.
2476 (output_line_info): Likewise.
2477 (output_pubnames): Update for DWARF_VERSION removal.
2478 (output_aranges): Likewise.
2479 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2480 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2481 (dwarf2out_finish): Likewise.
2483 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2485 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2488 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2491 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2492 * builtins.c (expand_builtin_unreachable): New function.
2493 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2494 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2495 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2497 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2498 searching for missing barriers.
2500 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2502 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2503 when -fprofile-generate* was passed.
2504 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2506 2009-06-11 Anthony Green <green@moxielogic.com>
2508 * config/moxie/moxie.md: Define length attribute for all instructions.
2510 (*b<cond:code>): Support limited branch ranges for new PC-relative
2511 branch instructions.
2512 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2514 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2516 * config/i386/i386.c (min_insn_size): Use get_attr_length
2517 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2520 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2521 instead of emit_insn_before.
2523 2009-06-10 Ian Lance Taylor <iant@google.com>
2526 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2529 2009-06-10 Revital Eres <eres@il.ibm.com>
2531 * passes.c (init_optimization_passes): Reschedule
2532 predictive-commoning pass before complete unroll pass.
2534 2009-06-10 Martin Jambor <mjambor@suse.cz>
2536 * cgraph.c (cgraph_node_can_be_local_p): New function.
2537 (cgraph_make_node_local): New function.
2538 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2539 (cgraph_make_node_local): Declare.
2541 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2543 * tree.h (tree_base): Add packed_flag and user_align fields.
2544 Decrease size of spare field.
2545 (TYPE_USER_ALIGN): Use user_align from tree_base.
2546 (DECL_USER_ALIGN): Likewise.
2547 (TYPE_PACKED): Use packed_flag from tree_base.
2548 (DECL_PACKED): Likewise.
2549 (tree_type): Delete packed_flag and user_align fields. Widen
2550 precision field. Widen mode field and shuffle fields to align
2551 mode on an 8-bit boundary.
2552 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2553 Renumber decl_flag_* fields. Fix comments. Widen
2554 decl_common_unused field.
2555 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2556 (DECL_EXTERNAL): Likewise.
2557 (DECL_BIT_FIELD): Likewise.
2558 (DECL_NONADDRESSABLE_P): Likewise.
2559 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2560 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2562 2009-06-10 Ian Lance Taylor <iant@google.com>
2564 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2565 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
2566 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
2567 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
2568 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
2569 DEF_VEC_ALLOC_FUNC_P.
2570 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
2571 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
2572 DEF_VEC_ALLOC_FUNC_O.
2573 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
2574 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
2575 DEF_VEC_ALLOC_FUNC_I.
2576 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
2577 (vec_stack_p_reserve_exact_1): Declare.
2578 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
2579 (vec_stack_free): Declare.
2580 (VEC_stack_alloc): Define.
2581 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
2582 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
2583 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
2584 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
2586 (stack_vecs): New static variable.
2587 (vec_stack_p_reserve_exact_1): New function.
2588 (vec_stack_o_reserve_1): New static function.
2589 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
2590 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
2591 (vec_stack_free): New function.
2592 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
2593 (VEC_df_ref_stack_alloc): Define.
2594 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
2595 DEF_VEC_ALLOC_P_STACK.
2596 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
2597 (struct df_collection_rec): Change _vec fields to VEC. Remove
2599 (df_free_collection_rec): Adjust for new fields.
2600 (df_insn_rescan): Use new df_collection_rec fields.
2601 (df_notes_rescan, df_canonize_collection_rec): Likewise.
2602 (df_ref_create_structure, df_ref_record): Likewise.
2603 (df_get_conditional_uses, df_get_call_refs): Likewise.
2604 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
2605 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
2606 (df_record_exit_block_uses, df_bb_verify): Likewise.
2607 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
2608 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
2609 Remove count parameter. Change return type to void. Change all
2611 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
2612 Remove count parameter. Change return type to void. Change all
2614 (df_install_refs): Change old_vec parameter to VEC. Remove count
2615 parameter. Change all callers.
2616 (df_install_mws): Change old_vec parameter to VEC. Remove count
2617 parameter. Change all callers.
2618 (df_refs_verify): Change new_rec parameter to VEC. Change call
2620 (df_mws_verify): Likewise.
2622 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
2624 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
2626 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
2628 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
2630 2009-06-10 Anthony Green <green@moxielogic.com>
2632 * config/moxie/crti.asm: New file.
2633 * config/moxie/crtn.asm: New file.
2634 * config/moxie/moxie.c: New file.
2635 * config/moxie/moxie.h: New file.
2636 * config/moxie/sfp-machine.h: New file.
2637 * config/moxie/moxie-protos.h: New file.
2638 * config/moxie/t-moxie: Created.
2639 * config/moxie/t-moxie-softfp: Created.
2640 * config/moxie/moxie.md: Created.
2641 * config/moxie/constraints.md: Created.
2642 * config.gcc: Add moxie support.
2643 * doc/md.texi (Machine Constraints): Add moxie constraints.
2644 * doc/contrib.texi (Contributors): Mention moxie port.
2645 * doc/install.texi (Specific): Mention the moxie port.
2647 2009-06-09 Ian Lance Taylor <iant@google.com>
2649 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
2651 * optabs.c (optab_table): Only use designated initializers if
2652 HAVE_DESIGNATED_INITIALIZERS is defined.
2653 (convert_optab_table): Likewise.
2654 (init_optabs): Always call init_insn_codes if
2655 HAVE_DESIGNATED_INITIALIZERS is not defined.
2657 2009-06-09 Ian Lance Taylor <iant@google.com>
2659 * targhooks.c (default_builtin_vectorized_function): Change fn
2660 parameter to unsigned int.
2661 (default_builtin_vectorized_conversion): Change code parameter to
2663 (default_builtin_reciprocal): Change fn parameter to unsigned int.
2664 * targhooks.h: Update declarations.
2665 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
2666 parameter to unsigned int.
2668 * c-typeck.c (comptypes_check_enum_int): New static function.
2669 (comptypes_internal): Add enum_and_int_p parameter. Change all
2671 (comp_target_types): Add location parameter. Change all callers.
2672 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
2674 (function_types_compatible_p, type_lists_compatible_p): Likewise.
2675 (build_conditional_expr): Add colon_loc parameter. Change all
2677 (convert_for_assignment): Add location parameter. Change all callers.
2678 * c-parser.c (c_parser_conditional_expression): Pass location of
2679 colon to build_conditional_expr.
2680 * c-tree.h (build_conditional_expr): Update declaration.
2682 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2684 * graphite.c: Revert previous patch.
2686 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
2689 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2691 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
2693 * tree-ssa-loop-prefetch.c
2694 (loop_prefetch_arrays): Fixed a portability problem in printf format
2697 2009-06-09 Martin Jambor <mjambor@suse.cz>
2699 PR tree-optimization/40351
2700 * tree-sra.c (propagate_subacesses_accross_link): Check that a
2701 refrence to a potential artifical subaccess can be constructed.
2703 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2705 * config/sh/sh-protos.h (sh_optimization_options): Declare.
2706 (sh_override_options): Likewise.
2707 * config/sh/sh.c: Include params.h.
2708 (sh_optimization_options): New.
2709 (sh_override_options): Likewise.
2710 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
2711 (OVERRIDE_OPTIONS): Use sh_override_options.
2713 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2715 * dwarf2out.c (emit_cfa_remember): New variable.
2716 (add_fde_cfi): If emit_cfa_remember, recurse to add
2717 DW_CFA_remember_state first.
2718 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
2719 instead just set emit_cfa_remember.
2721 2009-06-08 Jan Hubicka <jh@suse.cz>
2724 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2726 2009-06-08 Jan Hubicka <jh@suse.cz>
2729 * cgraphunit.c (save_inline_function_body): Do not copy transform
2730 hooks for saved inline bodies.
2731 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
2734 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
2736 * jump.c (returnjump_p): Handle delayed branches. Add missing
2739 2009-06-08 Jan Hubicka <jh@suse.cz>
2742 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
2743 original node might've been modified.
2744 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
2746 2009-06-08 Jakub Jelinek <jakub@redhat.com>
2748 * tree-object-size.c (addr_object_size): Add OSI argument.
2749 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
2750 (compute_builtin_object_size, expr_object_size): Adjust callers.
2751 (plus_stmt_object_size): Call addr_object_size instead of
2752 compute_builtin_object_size.
2754 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
2755 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2757 * tree-ssa-loop-prefetch.c
2758 (gather_memory_references): Introduced a counter for the number of
2760 (anything_to_prefetch_p): Introduced a counter for the number of
2762 (is_loop_prefetching_profitable): New function with a cost model
2764 (loop_prefetch_arrays): Use the new cost model to determine if
2765 prefetching is profitable.
2766 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
2767 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2768 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
2769 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2770 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
2771 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2773 2009-06-08 Michael Matz <matz@suse.de>
2776 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
2777 partitions use the same.
2778 (expand_one_var): Deal with DECL_RTL sometimes begin set also
2779 for basevars of SSA_NAMEs.
2780 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
2781 to not expand them twice.
2782 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
2785 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
2787 * common.opt (fcompare-debug=, fcompare-debug-second): New.
2788 (fdump-final-insns=, gtoggle): New.
2789 * doc/invoke.texi: Document them.
2790 * final.c (rest_of_clean_state): Dump final insn stream.
2791 * gcc.c (invoke_as): Hook in -fcompare-debug.
2792 (static_spec_functions): Add compare-debug-dump-opt,
2793 compare-debug-self-opt and compare-debug-auxbase-opt.
2794 (compare_debug, compare_debug_second, compare_debug_opt): New.
2795 (switches_debug_check, n_switches_debug_check): New.
2796 (debug_auxbase_opt, debug_check_temp_file): New.
2797 (process_command): Handle -fno-compare-debug, -fcompare-debug and
2799 (do_self_spec): Handle arguments after switches.
2800 (do_spec_1): Add .gk extension to temp file basenames for compare.
2801 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
2802 (cc1_options): Use it instead of normal auxbase computation for
2803 the second compare-debug compilation.
2804 (compare_files): New.
2805 (main): Set up and implement compare debug mode.
2806 (compare_debug_dump_opt_spec_function): New.
2807 (compare_debug_self_opt_spec_function): New.
2808 (compare_debug_auxbase_opt_spec_function): New.
2809 * toplev.c (process_options): Handle flag_gtoggle,
2810 flag_dump_final_insns.
2811 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
2812 during -fcompare-debug-second compilation.
2814 2009-06-07 Ian Lance Taylor <iant@google.com>
2816 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
2817 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
2819 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
2820 with no default node. Change warning with %H to warning_at.
2821 Don't clear warn_switch around case checking.
2822 * doc/invoke.texi (Warning Options): Clarify distinction between
2823 -Wswitch and -Wswitch-enum.
2825 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2827 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
2829 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2831 * gbl-ctors.h: Add header guard.
2833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2835 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
2836 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
2837 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
2838 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
2839 prototypes for removed functions.
2840 (expressions_equal_p): Move to ...
2841 * tree-ssa-sccvn.h: ... here and ...
2842 * matrix-reorg.c: ... adjust includes.
2844 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2846 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2848 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2850 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
2851 (finish_function): Remove erroneous whitespace.
2853 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2855 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
2856 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2858 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2860 * errors.c (internal_error): Commentary typo fix.
2861 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
2862 * tree-ssa-pre.c: Ditto.
2864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2866 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
2867 them is supposed to hold actual statements.
2869 2009-06-06 Ian Lance Taylor <iant@google.com>
2871 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
2872 empty statements can now have attributes.
2874 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
2876 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
2877 * config/mips/mips.md: Ditto.
2879 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2881 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
2883 (__eabi_uconvert): Likewise.
2885 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
2887 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
2888 CFI_* definitions with IN_GCC.
2890 2009-06-05 David Edelsohn <edelsohn@gnu.org>
2892 * xcoffout.h (xcoffout_source_line): Update prototype.
2894 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2896 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
2897 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2899 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2902 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
2903 inlined_function_outer_scope_p blocks for artificial inlines
2905 * tree.c (tree_nonartificial_location): Rewrite using
2906 block_nonartificial_location.
2908 2009-06-05 Revital Eres <eres@il.ibm.com>
2909 Leehod Baruch <leehod@il.ibm.com>
2911 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
2912 (expand_expr_real_1): Remove comment.
2913 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2914 Vectorize misaligned access when the target supports it.
2915 (vect_supportable_dr_alignment): Check for unaligned access support.
2916 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2919 2009-06-05 Julian Brown <julian@codesourcery.com>
2921 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2922 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2924 2009-06-05 Richard Guenther <rguenther@suse.de>
2927 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2930 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2932 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2933 (save_gprs): Don't tell unwinder when a global register is saved.
2934 (s390_emit_epilogue): Emit needed epilogue unwind info.
2936 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2938 * dwarf2out.c (deferred_asm_name): New.
2939 (add_name_and_src_coords_attributes): Defer creation of
2940 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2942 (move_linkage_attr): New.
2943 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2946 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2948 * tree-nested.c (finalize_nesting_tree_1): Declare the
2949 frame_decl in the binding tree.
2951 2009-06-04 Cary Coutant <ccoutant@google.com>
2953 * basic-block.h (struct basic_block_def): Add discriminator field.
2954 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2956 * debug.c (do_nothing_debug_hooks): Add additional entry.
2957 (debug_nothing_int_charstar_int): New function.
2958 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2959 (debug_nothing_int_charstar_int): New declaration.
2960 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2961 discriminator value in .loc directive.
2962 * final.c (last_discriminator): New variable.
2963 (discriminator): New variable.
2964 (final_start_function): Initialize above variables, pass current
2965 discriminator to debug hook.
2966 (notice_source_line): Check for discriminator change.
2967 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2968 * sdbout.c (sdbout_source_line): New parameter.
2969 * tree-cfg.c (struct locus_discrim_map): New structure type.
2970 (discriminator_per_locus): New hash table.
2971 (build_gimple_cfg): Allocate and free discriminator hash table.
2972 (make_edges): Call assign_discriminator.
2973 (locus_map_hash): New function.
2974 (locus_map_eq): New function.
2975 (next_discriminator_for_locus): New function.
2976 (same_line_p): New function.
2977 (assign_discriminator): New function.
2978 (make_cond_expr_edges): Call assign_discriminator.
2979 (make_gimple_switch_edges): Likewise.
2980 (first_non_label_stmt): New function.
2981 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2983 * xcoffout.c (xcoffout_source_line): Add new parameter.
2985 * configure.ac (gcc_cv_as_discriminator): New configury check for
2986 gas support for discriminator.
2987 * configure: Regenerate.
2988 * config.in: Regenerate.
2990 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2992 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2993 val after checking for integers.
2995 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2999 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3000 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3001 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3002 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3003 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3004 X64_SSE_REGPARM_MAX.
3005 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3006 X64_SSE_REGPARM_MAX.
3008 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3010 * gcc.c (report_times_to_file): New.
3011 (execute): Implement it.
3012 (process_command): Support -time=.
3013 * doc/invoke.texi: Document it.
3015 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3017 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3018 that have value exprs.
3020 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3022 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3023 declarations for constants until...
3024 (dw2_output_indirect_constant_1): ... this point.
3026 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3029 * arm.md (arm_addsi3): Don't try to split an add with an
3030 eliminable register until after reload has completed.
3032 2009-06-03 Ian Lance Taylor <iant@google.com>
3034 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3035 * genattrtab.c (write_length_unit_log): Likewise.
3036 * genchecksum.c (dosum): Likewise.
3037 * gengtype.c (write_rtx_next): Likewise.
3038 (finish_root_table, write_roots): Likewise.
3039 * gimple.c (gimple_ops_offset_): Likewise.
3040 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3041 * config/arc/arc.c (arc_attribute_table): Likewise.
3042 * config/arm/arm.c (arm_attribute_table): Likewise.
3043 * config/avr/avr.c (avr_attribute_table): Likewise.
3044 * config/crx/crx.c (crx_attribute_table): Likewise.
3045 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3046 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3047 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3048 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3049 * config/sh/sh.c (sh_attribute_table): Likewise.
3050 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3051 * config/spu/spu.c (spu_attribute_table): Likewise.
3052 * config/v850/v850.c (v850_attribute_table): Likewise.
3054 * config/alpha/alpha.c (vms_attribute_table): Make static.
3055 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3056 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3057 * config/mips/mips.c (mips_attribute_table): Likewise.
3059 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3061 (cc1-checksum.o): Likewise.
3063 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3065 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3067 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3069 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3070 insn if it is changing sp. Use gen_add3_insn instead of
3071 conditionally gen_addsi3 and gen_adddi3.
3072 (offset_below_red_zone_p): New static inline function.
3073 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3074 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3075 * config/rs6000/ppc-asm.h: Include auto-host.h.
3076 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3077 CFI_RESTORE): Define.
3078 * config/rs6000/crtresxgpr.asm: Add unwind info.
3079 * config/rs6000/crtresxfpr.asm: Likewise.
3080 * config/rs6000/crtresgpr.asm: Likewise.
3081 * config/rs6000/crtresfpr.asm: Likewise.
3082 * config/rs6000/crtsavgpr.asm: Likewise.
3083 * config/rs6000/crtsavfpr.asm: Likewise.
3085 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3086 argument of DWARF2_FRAME_REG_OUT macros.
3088 2009-06-03 Julian Brown <julian@codesourcery.com>
3090 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3091 words or less (including TImode) in core registers.
3093 2009-06-03 Richard Guenther <rguenther@suse.de>
3096 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3098 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3100 * statistics.c (statistics_counter_event): Do not record event
3101 in pass dump if its number == -1.
3102 (curr_statistics_hash): Add assert that we never get passes
3103 with static number == -1.
3105 2009-06-03 Richard Guenther <rguenther@suse.de>
3106 Andrey Belevantsev <abel@ispras.ru>
3108 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3109 non-BLKmode arrays addressable.
3111 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3113 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3114 * config/m68k/m68k.h: ... here.
3115 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3118 2009-06-03 Martin Jambor <mjambor@suse.cz>
3120 PR tree-optimization/40323
3121 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3124 2009-06-03 Richard Guenther <rguenther@suse.de>
3126 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3129 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3131 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3132 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3133 JUMP_TABLE_DATA_P where applicable.
3134 * config/sh/sh.c: Ditto.
3135 * config/sh/sh.h: Ditto.
3136 * config/sh/sh.md: Ditto.
3137 * config/sh/symbian.c: Ditto.
3139 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/driver-i386.c (describe_cache): Optimize
3142 concatenation of strings. Use snprintf instead of sprintf.
3143 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3144 target when not compiling with GCC.
3146 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3148 * config/sh/sh.c: Revert last change.
3149 (sh_expand_epilogue): Emit a blockage insn before the frame
3150 pointer adjustment unconditionally.
3152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3154 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3155 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3156 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3157 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3158 to COLLECT_GCC_OPTIONS.
3160 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3162 * collect2.c (target_system_root): New variable.
3163 (main): Handle --sysroot=.
3164 (ignore_library): Strip the sysroot from the library path.
3166 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3168 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3169 (collect2.o): Depend on collect2-aix.h.
3170 (collect2-aix.o): New rule.
3171 * collect2-aix.h: New file.
3172 * collect2-aix.c: Likewise.
3173 * collect2.c: Include collect2-aix.h. Don't undefine
3174 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3175 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3176 Use TARGET_AIX_VERSION instead of _AIX51.
3177 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3178 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3179 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3180 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3181 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3183 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3185 * collect2.c (ignore_library): Avoid premature post-increment
3188 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3190 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3191 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3192 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3193 CROSS_DIRECTORY_STRUCTURE too.
3194 (LINK_LIBG_SPEC): Likewise.
3195 (LIB_SPEC): Add %R to sysroot paths.
3196 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3197 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3198 * config/rs6000/aix51.h: As for aix43.h.
3199 * config/rs6000/aix52.h: Likewise.
3200 * config/rs6000/aix53.h: Likewise.
3201 * config/rs6000/aix61.h: Likewise.
3202 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3203 to the beginning of sysroot paths.
3205 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3207 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3208 INSN_LISTs that are out of the REG_NOTE range.
3210 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3212 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3213 (struct var_to_expand): Likewise.
3214 (struct opt_info): Add head and tail for linked lists of the above.
3215 (analyze_insn_to_expand_var): Initialize next.
3216 (analyze_iv_to_split_insn): Likewise.
3217 (analyze_insns_in_loop): Create linked lists.
3218 (allocate_basic_variable): Simplify for use without hash table.
3219 (insert_var_expansion_initialization): Likewise, make it type-safer.
3220 (combine_var_copies_in_loop_exit): Likewise.
3221 (apply_opt_in_copies): Walk lists rather than hash tables.
3222 (release_var_copies): Simplified and inlined by hand into...
3223 (free_opt_info): ... this function.
3225 2009-06-02 Richard Guenther <rguenther@suse.de>
3227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3230 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3232 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3233 only for builtins that are not overridden.
3235 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3237 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3240 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3242 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3244 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3246 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3248 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3250 * common.opt (fdump-unnumbered-links): New.
3251 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3252 * print-rtl.c (flag_dump_unnumbered_links): New.
3253 (print_rtx): Test it.
3255 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3257 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3258 push/pop multiple to 8-byte alignment.
3260 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3262 * config/i386/i386.c (queued_cfa_restores): New static variable.
3263 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3265 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3266 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3267 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3268 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3269 note unconditionally.
3270 (ix86_emit_restore_regs_using_mov): Likewise.
3271 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3272 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3273 it through to ix86_emit_restore_reg_using_pop.
3274 (ix86_emit_leave): Add RED_OFFSET argument. Call
3275 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3276 instead of adding REG_CFA_OFFSET note unconditionally.
3277 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3278 the above functions. Call ix86_add_queued_cfa_restore_notes when
3281 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3282 force output of the label even for dwarf2out_do_cfi_asm.
3283 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3284 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3285 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3287 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3288 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3289 dwarf2out_cfi_label callers.
3290 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3291 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3292 Adjust dwarf2out_cfi_label callers.
3293 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3295 * config/i386/i386.h (struct machine_cfa_state,
3296 struct machine_function): Guard with ifndef USED_FOR_TARGET
3297 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3300 * emutls.c (__emutls_get_address): Change arr->size to mean number
3301 of allocated arr->data entries instead of # of slots + 1.
3304 * recog.c (peep2_reinit_state): New function.
3305 (peephole2_init_state): Use it at the end of a basic block and also
3306 when seeing a RTX_FRAME_RELATED_P insn.
3308 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3310 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3311 fixuns_truncrfdi2): New.
3312 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3313 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3314 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3315 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3316 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3317 *recip_approx): Remove.
3318 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3319 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3320 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3322 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3325 2009-06-01 Ian Lance Taylor <iant@google.com>
3327 * attribs.c (register_attribute): Use CONST_CAST.
3328 * collect2.c (main): Use CONST_CAST2.
3329 (scan_prog_file): Likewise.
3330 * gcc.c (process_command, main): Likewise.
3331 * toplev.c (toplev_main): Likewise.
3333 * c-typeck.c (handle_warn_cast_qual): New static function,
3334 partially broken out of build_c_cast.
3335 (build_c_cast): Call handle_warn_cast_qual.
3336 * doc/invoke.texi (Warning Options): Document new effect of
3339 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3341 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3342 (diagnostic_report_current_module): Print columns.
3343 * common.opt (flag_show_column): Enable by default.
3345 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3347 * alias.c (find_base_term): Check for NULL term before returning.
3349 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3351 Revert due to PR40320:
3352 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3353 * calls.c (emit_library_call_value_1): Don't force_operand for move
3356 2009-06-01 Olivier Hainque <hainque@adacore.com>
3357 Eric Botcazou <ebotcazou@adacore.com>
3359 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3360 to be processed as a bitfield for constructor output purposes.
3361 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3363 * varasm.c (oc_local_state): New type, output_constructor
3364 local state to support communication with helpers.
3365 (oc_outer_state): New type, output_constructor outer state of
3366 relevance in recursive calls.
3367 (output_constructor_array_range): New output_constructor helper,
3368 extracted code for an array range element.
3369 (output_constructor_regular_field): New output_constructor helper,
3370 extracted code for an element that is not a bitfield.
3371 (output_constructor_bitfield): New output_constructor helper,
3372 extracted code for a bitfield element. Accept an OUTER state
3373 argument for recursive processing. Recurse on record or array
3374 CONSTRUCTOR values, possibly past noop conversions.
3375 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3376 VALUE is a valid constant-valued expression for use in a static
3377 bit-field initializer.
3378 (output_constructor): Rework to use helpers. Accept and honor an
3379 OUTER state argument for recursive calls. Return total size. Be
3380 prepared for nested constructors initializing bitfields.
3381 (output_constant): Feed OUTER in calls to output_constructor.
3383 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3385 * calls.c (emit_library_call_value_1): Don't force_operand for move
3388 2009-06-01 Nick Clifton <nickc@redhat.com>
3390 * doc/invoke.texi (IA-64 Options): Fix typo.
3392 2009-06-01 Ira Rosen <irar@il.ibm.com>
3394 PR tree-optimization/39129
3395 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3397 (vect_do_peeling_for_loop_bound): Use
3398 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3399 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3400 (vect_loop_versioning): Likewise.
3401 (vect_create_cond_for_alias_checks): Fix indentation.
3402 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3404 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3405 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3406 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3407 "control flow in loop".
3408 (vect_estimate_min_profitable_iters): Use
3409 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3410 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3411 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3412 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3413 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3414 statement belongs to a group of strided accesses with the exact code
3416 (vectorizable_load): Likewise.
3417 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3418 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3420 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3422 * config/freebsd-stdint.h: New file.
3423 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3424 Add freebsd-stdint.h to tm_file.
3426 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3428 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3429 (thumb2_extendhidi2): Likewise.
3431 2009-05-31 Ian Lance Taylor <iant@google.com>
3433 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3435 2009-05-31 Ian Lance Taylor <iant@google.com>
3437 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3438 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3439 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3441 2009-05-31 Jason Merrill <jason@redhat.com>
3443 * tree-pretty-print.c (print_call_name): Take the callee, not the
3444 call itself. Make non-static. Use dump_function_name for functions.
3445 (dump_generic_node): Adjust.
3446 * diagnostic.h: Declare print_call_name.
3447 * gimple-pretty-print.c (dump_gimple_call): Use it.
3449 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3451 * config/sh/sh.md (ashldi3_std): New define_expand.
3454 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3457 * config/sh/sh.c: Include debug.h.
3458 (sh_expand_epilogue): Emit a blockage insn before the frame
3459 pointer adjustment also when dwarf2out_do_frame returns true.
3461 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3463 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3464 (thumb2_extendqidi2): New pattern.
3466 2009-05-31 Ira Rosen <irar@il.ibm.com>
3468 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3469 mark phis for renaming.
3470 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3471 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3472 Call mark_sym_for_renaming.
3473 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3474 * tree-vect-loop.c (vect_transform_loop): Remove
3475 vect_memsyms_to_rename initialization and a call to
3476 mark_set_for_renaming.
3478 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3481 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3482 frame related even if !set_cfa && style < 0.
3484 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3486 * config/i386/mingw-tls.c: New file.
3487 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3488 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3489 defining _WIN32 but not __CYGWIN__.
3491 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3493 * configure.ac: Add MPC support.
3495 * config.in, configure: Regenerate.
3497 2009-05-29 Richard Henderson <rth@redhat.com>
3499 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3500 NOTE_INSN_BASIC_BLOCK.
3501 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3502 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3503 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3505 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3507 (add_cfi): Disable check redefining cfa away from drap.
3508 (lookup_cfa_1): Add remember argument; handle remember/restore.
3509 (lookup_cfa): Pass remember argument.
3510 (cfa_remember): New.
3511 (compute_barrier_args_size_1): Remove sibcall check.
3512 (dwarf2out_frame_debug_def_cfa): New.
3513 (dwarf2out_frame_debug_adjust_cfa): New.
3514 (dwarf2out_frame_debug_cfa_offset): New.
3515 (dwarf2out_frame_debug_cfa_register): New.
3516 (dwarf2out_frame_debug_cfa_restore): New.
3517 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3518 (dwarf2out_begin_epilogue): New.
3519 (dwarf2out_frame_debug_restore_state): New.
3520 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3521 DW_CFA_restore_state.
3522 (output_cfi_directive): Likewise.
3523 (convert_cfa_to_fb_loc_list): Likewise.
3524 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3525 * dwarf2out.h: Update.
3526 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3527 (copy_insn_1): Early out for null.
3528 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3529 and dwarf2out_frame_debug_restore_state.
3530 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3531 (prologue_insn_hash, epilogue_insn_hash): New.
3532 (free_after_compilation): Adjust freeing accordingly.
3533 (record_insns): Create hash table if needed; push insns into
3534 hash instead of array.
3535 (maybe_copy_epilogue_insn): New.
3536 (contains): Search hash table instead of array.
3537 (sibcall_epilogue_contains): Remove.
3538 (thread_prologue_and_epilogue_insns): Split eh_return insns
3539 and mark them as epilogues.
3540 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3541 scanning in terms of basic blocks.
3542 * insn-notes.def (CFA_RESTORE_STATE): New.
3543 * jump.c (returnjump_p_1): Accept EH_RETURN.
3544 (eh_returnjump_p_1, eh_returnjump_p): New.
3545 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3546 CFA_REGISTER, CFA_RESTORE): New.
3547 * rtl.def (EH_RETURN): New.
3548 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3550 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3551 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3553 * config/i386/i386.c (gen_push): Update cfa state.
3554 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3555 add a CFA_ADJUST_CFA note.
3556 (ix86_dwarf_handle_frame_unspec): Remove.
3557 (ix86_expand_prologue): Update cfa state.
3558 (ix86_emit_restore_reg_using_pop): New.
3559 (ix86_emit_restore_regs_using_pop): New.
3560 (ix86_emit_leave): New.
3561 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3562 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3563 * config/i386/i386.h (struct machine_cfa_state): New.
3564 (ix86_cfa_state): New.
3565 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
3566 (eh_return_internal): Merge from eh_return_<mode>,
3567 use eh_return rtx, split w/ epilogue.
3569 2009-05-29 Ian Lance Taylor <iant@google.com>
3571 * builtins.c (validate_gimple_arglist): Don't use va_arg with
3573 * calls.c (emit_library_call_value_1): Likewise.
3575 * c-typeck.c (c_build_va_arg): New function.
3576 * c-tree.h (c_build_va_arg): Declare.
3577 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
3578 instead of build_va_arg.
3580 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
3582 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
3583 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
3584 (ptr_difference_cost): Use affine combinations to compute it.
3585 (difference_cost): Likewise.
3586 (get_computation_cost_at): Compute more accurate cost for addresses
3587 if the ratio is a multiplier allowed in addresses.
3588 For non-addresses, consider that an additional offset or symbol is
3591 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3593 * config/i386/i386.c (ix86_decompose_address): Avoid useless
3594 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
3596 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
3597 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
3598 (prefix_rex): For UNIT_MMX don't imply the prefix by default
3600 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
3601 to 1 for TYPE_SSE{IADD1,CVT1}.
3602 (prefix_vex_imm8): Removed.
3603 (length_vex): Only pass 1 as second argument to
3604 ix86_attr_length_vex_default if prefix_extra is 0.
3605 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
3606 (length): For prefix vex computation use length_immediate
3607 attribute instead of prefix_vex_imm8.
3608 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
3609 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
3610 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
3611 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
3612 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
3613 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
3614 a space in between the operands.
3615 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
3616 if one operand is 0xff and the other one si, di, bp or sp.
3617 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
3618 other one si, di, bp or sp.
3619 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
3620 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
3621 type and mode attributes.
3622 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
3623 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
3624 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
3625 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
3626 prefix_data16 attribute iff MODE_DF.
3627 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
3628 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
3629 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
3630 constm128_operand in length_immediate computation.
3631 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
3632 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
3633 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
3634 length_immediate attribute to 1.
3635 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
3636 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
3637 for certain alternatives.
3638 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
3639 prefix_data16 attribute if MODE_V1DF.
3640 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
3641 length_immediate to 1.
3642 (set_got_rex64, set_rip_rex64): Remove length attribute, set
3643 length_address to 4, set mode attribute to MODE_DI.
3644 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
3645 (fxam<mode>2_i387): Set length attribute to 4.
3646 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
3647 *prefetch_3dnow_rex): Override length_address attribute.
3648 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
3650 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
3651 (constm128_operand): Removed.
3652 * config/i386/i386.c (memory_address_length): For
3653 disp && !index && !base in 64-bit mode account for SIB byte if
3654 print_operand_address can't optimize disp32 into disp32(%rip)
3655 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
3656 for fs: or gs: segment.
3657 (ix86_attr_length_immediate_default): When checking if shortform
3658 is possible, truncate immediate to the length of the non-shortened
3660 (ix86_attr_length_address_default): Ignore MEM_P operands
3662 (ix86_attr_length_vex_default): Only check for DImode on
3663 GENERAL_REG_P operands.
3664 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
3665 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
3666 (sse_cvttps2pi): Clear prefix_rep attribute.
3667 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
3669 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
3670 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
3671 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
3672 iff operand 2 is const_int_operand.
3673 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
3674 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
3675 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
3677 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
3679 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
3680 prefix_data16 attribute for movlpd and movhpd instructions.
3681 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
3682 length_immediate for shufpd instruction.
3683 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
3684 (avx_cmpp<avxmodesuffixf2c><mode>3,
3685 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
3686 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
3687 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
3688 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
3689 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
3690 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
3691 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
3692 prefix_data16 attribute for the first alternative to 1.
3693 (*avx_loadlps): Override length_immediate for the first alternative.
3694 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
3695 attributes for second alternative.
3696 (*vec_concatv2sf_sse4_1): Override length_immediate and
3697 prefix_data16 attributes for second alternative.
3698 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
3699 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
3700 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
3701 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
3702 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
3703 prefix_data16 and length_immediate to 1.
3704 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
3706 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
3707 prefix_extra attribute for variants that don't have 0f prefix alone.
3708 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
3709 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
3710 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
3711 *sse4_1_pextrd): Set length_immediate to 1.
3712 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
3713 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
3715 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
3716 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
3717 length_immediate to 1 for second alternative.
3718 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
3719 prefix_extra and length_immediate attributes for the first
3721 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
3723 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
3724 to 1 for the first and third alternative.
3725 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
3727 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
3729 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
3731 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
3732 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
3733 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
3734 *avx_psign<mode>3): Set prefix_extra attribute to 1.
3735 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
3736 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
3737 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
3738 ssse3_psign<mode>3): Override prefix_rex attribute.
3739 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
3740 (ssse3_palignrti): Override length_immediate to 1.
3741 (ssse3_palignrdi): Override length_immediate to 1, override
3742 prefix_rex attribute.
3743 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
3744 (sse4a_extrqi): Override length_immediate to 2.
3745 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
3746 (sse4a_insertq): Override prefix_data16 to 0.
3747 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
3748 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
3749 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
3750 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
3751 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
3752 and length_immediate to 1.
3753 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
3754 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
3755 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
3756 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
3757 and length_immediate to 1.
3758 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
3759 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
3760 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
3761 avx_ptest256): Override prefix_extra to 1.
3762 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
3763 Override prefix_data16 and length_immediate to 1.
3764 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
3765 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
3766 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
3767 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
3768 prefix_data16 to 0 and prefix_extra to 2.
3769 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
3770 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
3772 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
3773 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
3774 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
3775 and prefix_extra to 2.
3776 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
3777 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
3778 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
3779 avx_vpermilvar<mode>3,
3780 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
3781 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
3782 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
3783 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
3784 Override prefix_extra to 1.
3785 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
3786 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
3787 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
3788 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
3789 prefix_extra and length_immediate to 1.
3790 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
3792 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
3793 to 1 for the first alternative.
3794 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
3795 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
3797 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
3798 *movv2sf_internal_avx, *movv2sf_internal): Override
3799 prefix_rep attribute for certain alternatives.
3800 (*mov<mode>_internal): Override prefix_rep or prefix_data16
3801 attributes for certain alternatives.
3802 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
3803 attributes for certain alternatives.
3804 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
3805 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
3806 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
3807 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
3808 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
3809 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
3810 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
3811 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
3812 length_immediate to 1 if operand 2 is const_int_operand.
3813 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
3814 *vec_extractv2si_1): Set length_immediate attribute to 1.
3815 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
3816 using old 3DNOW insn rather than SSE/3DNOW_A.
3817 (mmx_emms, mmx_femms): Clear modrm attribute.
3819 2009-05-29 Martin Jambor <mjambor@suse.cz>
3821 * tree-sra.c: New implementation of SRA.
3823 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
3824 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
3825 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
3826 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
3827 (SRA_MAX_STRUCTURE_COUNT): Removed.
3828 (SRA_FIELD_STRUCTURE_RATIO): Removed.
3829 * doc/invoke.texi (sra-max-structure-size): Removed.
3830 (sra-field-structure-ratio): Removed.
3832 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3835 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
3838 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
3840 PR rtl-optimization/40101
3841 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
3842 seqno. Adjust comment.
3843 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
3844 inserting bookkeeping before a jump, the jump is not scheduled.
3845 When no positive seqno found, provide a value. Add comment.
3847 2009-05-29 Richard Guenther <rguenther@suse.de>
3849 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
3850 short-cutting on the first component.
3852 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3855 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
3856 for trees other than decls/types.
3858 2009-05-29 Richard Guenther <rguenther@suse.de>
3860 * tree-ssa-operands.c (get_expr_operands): Do not handle
3861 INDIRECT_REFs in the handled-component case. Remove
3862 unused get_ref_base_and_extent case.
3863 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
3864 tree_low_cst and host_integerp where possible.
3865 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
3866 codes for equivalence.
3867 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
3869 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
3871 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
3872 to tmake_file for i[34567]86-*-cygwin*.
3874 2009-05-29 Jakub Jelinek <jakub@redhat.com>
3877 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
3878 (altivec_categorize_keyword, init_vector_keywords,
3879 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
3882 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
3884 * tree.c (handle_dll_attribute): Check if node is
3885 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
3887 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
3889 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
3891 (thumb2_zero_extendqidi2): Likewise.
3893 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
3895 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
3896 instead of gen_movrt.
3897 * config/sh/sh.md (movrt): Remove.
3899 2009-05-28 Steve Ellcey <sje@cup.hp.com>
3901 * doc/invoke.texi (IA-64 Options):
3902 Add -msdata, -mfused-madd, -mno-inline-float-divide,
3903 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
3904 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
3905 -msched-prefer-non-control-spec-insns,
3906 -msched-stop-bits-after-every-cycle,
3907 -msched-count-spec-in-critical-path,
3908 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
3909 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
3910 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
3911 and -msched-spec-verbose.
3913 2009-05-28 Joseph Myers <joseph@codesourcery.com>
3915 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3916 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3918 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3920 2009-05-28 Richard Guenther <rguenther@suse.de>
3922 * tree-ssa-alias.c (ao_ref_init): New function.
3923 (ao_ref_base): Likewise.
3924 (ao_ref_base_alias_set): Likewise.
3925 (ao_ref_alias_set): Likewise.
3926 (refs_may_alias_p_1): Change signature.
3927 (refs_may_alias_p): Adjust.
3928 (refs_anti_dependent_p): Likewise.
3929 (refs_output_dependent_p): Likewise.
3930 (call_may_clobber_ref_p_1): Change signature.
3931 (call_may_clobber_ref_p): Adjust.
3932 (stmt_may_clobber_ref_p_1): New function split out from ...
3933 (stmt_may_clobber_ref_p): ... here.
3934 (maybe_skip_until): Adjust signature.
3935 (get_continuation_for_phi): Likewise.
3936 (walk_non_aliased_vuses): Likewise.
3937 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3938 (ao_ref_init): Declare.
3939 (ao_ref_base): Likewise.
3940 (ao_ref_alias_set): Likewise.
3941 (stmt_may_clobber_ref_p_1): Likewise.
3942 (walk_non_aliased_vuses): Adjust.
3943 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3944 (get_ref_from_reference_ops): remove.
3945 (vn_reference_lookup_2): Adjust signature.
3946 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3947 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3948 (vn_reference_lookup): Adjust.
3949 (vn_reference_insert): Likewise.
3950 (vn_reference_insert_pieces): Adjust signature.
3951 (visit_reference_op_call): Adjust.
3952 * tree-ssa-pre.c (get_expr_type): Simplify.
3953 (phi_translate_1): Adjust.
3954 (compute_avail): Likewise.
3955 (translate_vuse_through_block): Do not re-build trees.
3956 (value_dies_in_block_x): Likewise.
3957 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3959 (vn_reference_lookup_pieces): Adjust declaration.
3960 (vn_reference_insert_pieces): Likewise.
3962 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3964 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3965 with checking disabled.
3967 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3971 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3972 macro definition for support of three-operand format aligned
3973 .comm directive in assembler on cygwin/pe/mingw target OS.
3974 * configure: Regenerate.
3975 * config.h: Regenerate.
3977 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3978 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3979 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3981 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3982 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3984 2009-05-28 Ira Rosen <irar@il.ibm.com>
3986 PR tree-optimization/40254
3987 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3988 in analysis of basic blocks.
3990 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3993 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3994 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3995 (TARGET_INITIALIZER): Use it.
3996 * cse.c (CHEAPER): Move it up to the other macros.
3997 (insert): Rename this ...
3998 (insert_with_costs): ... to this. Add cost parameters. Update
4000 (insert): New function. Call insert_with_costs.
4001 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4002 find_reg_offset_for_const, try_const_anchors): New functions.
4003 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4004 when using a const-anchor. Call insert_const_anchors.
4005 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4006 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4008 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4010 * tree-inline.c (remap_decls): Enable nonlocalized variables
4011 when not optimizing.
4013 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4015 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4016 Simplify other tests involving optimize.
4018 2009-05-27 Tom Tromey <tromey@redhat.com>
4020 * unwind-dw2.c (_Unwind_DebugHook): New function.
4021 (uw_install_context): Call _Unwind_DebugHook.
4023 2009-05-27 Tom Tromey <tromey@redhat.com>
4025 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4027 2009-05-27 Ian Lance Taylor <iant@google.com>
4029 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4030 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4031 (ALL_LINKERFLAGS): Define.
4032 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4033 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4034 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4035 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4036 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4037 $(LINKER_FOR_BUILD).
4038 (build/gcov-iov$(build_exeext)): Likewise.
4040 2009-05-27 Julian Brown <julian@codesourcery.com>
4042 * gcse.c (target.h): Include.
4043 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4044 copy of argument to a pseudo register.
4046 2009-05-27 Diego Novillo <dnovillo@google.com>
4048 * tree-ssa-live.c (dump_scope_block): Document arguments.
4049 (dump_scope_blocks): Document.
4050 (debug_scope_blocks): New.
4051 * tree-flow.h (debug_scope_blocks): Declare.
4053 2009-05-21 Denis Chertykov <denisc@overta.ru>
4055 * doc/contrib.texi (Contributors): Add myself to the list.
4057 2009-05-27 Olivier Hainque <hainque@adacore.com>
4059 * expr.c (target_align): New function. Alignment the TARGET of an
4060 assignment may be assume to have.
4061 (highest_pow2_factor_for_target): Use it instead of relying on
4062 immediate tree attributes of TARGET, not necessarily honored when
4063 intermediate bitfields are involved.
4065 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4068 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4069 AVX, SSE4, AES, PCLMUL and POPCNT.
4071 2009-05-27 Diego Novillo <dnovillo@google.com>
4073 * tree-pretty-print.c (dump_location): New.
4074 (dump_generic_node): Call it.
4075 Factor code to handle BLOCK nodes ...
4076 (dump_block_node): ... here.
4078 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4080 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4082 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4084 * gcc-plugin.h: Include config.h and system.h.
4085 (IN_GCC): Define if not defined.
4087 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4090 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4093 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4095 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4097 * config/m32r/m32r.h: Ditto.
4098 * config/m32r/m32r.md: Ditto.
4099 * config/m32r/predicates.md: Ditto.
4101 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4103 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4105 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4108 (Loading plugins): typo.
4109 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4110 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4111 (Interacting with the GCC Garbage Collector): Added new section.
4112 (Giving information about a plugin): Added new section for
4114 * ggc.h (ggc_register_root_tab): Added declaration.
4115 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4116 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4117 (register_callback): Improved comment in declaration.
4118 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4119 (extra_root_vec) Added static variable for dynamic roots registration.
4120 (ggc_register_root_tab) Added new routine.
4121 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4122 PLUGIN_GGC_MARKING event.
4123 * ggc-zone.c: Include plugin.h.
4124 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4125 * ggc-page.c: Include plugin.h.
4126 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4127 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4128 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4129 (register_callback): check lack of callbacks for
4130 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4131 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4132 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4133 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4134 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4135 dependency on plugin.h.
4136 (plugin.o): Added dependency on ggc.h...
4138 2009-05-26 Richard Guenther <rguenther@suse.de>
4142 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4143 with mismatched comparison modes.
4145 * expr.c (expand_expr_real_1): Expand the operand of a
4146 VIEW_CONVERT_EXPR in its natural mode.
4148 2009-05-26 Ian Lance Taylor <iant@google.com>
4150 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4151 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4152 (ALL_COMPILERFLAGS): Define.
4153 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4154 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4155 (collect2$(exeext), collect2.o): Likewise.
4156 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4157 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4158 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4159 (libbackend.o, intl.o, cppdefault.o): Likewise.
4160 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4161 (build/%.o): Use $(COMPILER_FOR_BUILD).
4162 (build/gen%$(build_exeext)): Likewise.
4163 (build/gcov-iov$(build_exeext)): LIkewise.
4164 * config/t-darwin (darwin.o): Use $(COMPILER).
4165 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4166 * config/t-sol2 (sol2-c.o): Likewise.
4168 * config/t-vxworks (vxworks.o): Likewise.
4169 * config/x-darwin (host-darwin.o): Likewise.
4170 * config/x-hpux (host-hpux.o): Likewise.
4171 * config/x-linux (host-linux.o): Likewise.
4172 * config/x-solaris (host-solaris.o): Likewise.
4173 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4174 * config/arm/t-arm (arm-c.o): Likewise.
4175 * config/arm/t-pe (pe.o): Likewise.
4176 * config/arm/t-wince-pe (pe.o): Likewise.
4177 * config/i386/t-cygming (winnt.o): Likewise.
4178 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4179 * config/i386/t-cygwin (cygwin1.o): Likewise.
4180 (cygwin2.o): Likewise.
4181 * config/i386/t-i386 (i386-c.o): Likewise.
4182 * config/i386/t-interix (winnt.o): Likewise.
4183 * config/i386/t-netware (netware.o): Likewise.
4184 * config/i386/t-nwld (nwld.o): Likewise.
4185 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4186 * config/i386/x-i386 (driver-i386.o): Likewise.
4187 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4188 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4189 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4190 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4191 * config/mips/x-native (driver-native.o): Likewise.
4192 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4193 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4194 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4195 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4196 * config/score/t-score-elf (score7.o): Likewise.
4197 (score3.o): Likewise.
4198 * config/sh/t-sh (sh-c.o): Likewise.
4199 * config/sh/t-symbian (sh-c.o): Likewise.
4200 (symbian.o): Likewise.
4201 * config/spu/t-spu-elf (spu-c.o): Likewise.
4202 * config/v850/t-v850 (v850-c.o): Likewise.
4203 * config/v850/t-v850e (v850-c.o): Likewise.
4205 2009-05-26 Richard Guenther <rguenther@suse.de>
4207 PR tree-optimization/40122
4208 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4209 VECTOR_CSTs if possible.
4210 (fold_gimple_assign): Likewise.
4212 2009-05-26 Richard Guenther <rguenther@suse.de>
4215 * fold-const.c (fold_binary): Use the correct types for building
4218 2009-05-26 Richard Guenther <rguenther@suse.de>
4220 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4221 redundant calls to merge_alias_info.
4222 (bump_vector_ptr): Likewise.
4223 * tree-ssa-copy.c (merge_alias_info): Remove.
4224 (replace_exp_1): Remove call to merge_alias_info.
4225 (propagate_tree_value): Likewise.
4226 (fini_copy_prop): Propagate points-to info.
4227 * tree-flow.h (merge_alias_info): Remove.
4229 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4231 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4233 2009-05-25 Jan Hubicka <jh@suse.cz>
4235 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4236 * cgraph.h (struct inline_summary): New filed self_wize,
4237 size_inlining_benefit, self_time and time_inlining_benefit.
4238 (struct cgraph_global_info): Replace insns by time ans size fields.
4239 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4240 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4241 (ipcp_update_callgraph): Do not touch function bodies.
4242 * ipa-inline.c: Include except.h
4243 (MAX_TIME): New constant.
4244 (overall_insns): Remove.
4246 (overall_size, max_benefit): New static variables.
4247 (cgraph_estimate_time_after_inlining): New function.
4248 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4249 (cgraph_clone_inlined_nodes): Update size.
4250 (cgraph_mark_inline_edge): Update size.
4251 (cgraph_estimate_growth): Use size info.
4252 (cgraph_check_inline_limits): Check size.
4253 (cgraph_default_inline_p): Likewise.
4254 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4255 (cgraph_decide_recursive_inlining): Check size.
4256 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4258 (cgraph_decide_inlining): Likewise.
4259 (cgraph_decide_inlining_incrementally): Likewise; honor
4260 PARAM_EARLY_INLINING_INSNS.
4261 (likely_eliminated_by_inlining_p): New predicate.
4262 (estimate_function_body_sizes): New function.
4263 (compute_inline_parameters): Use it.
4264 * except.c (must_not_throw_labels): New function.
4265 * except.h (must_not_throw_labels): Declare.
4266 * tree-inline.c (init_inline_once): Kill inlining_weigths
4267 * tree-ssa-structalias.c: Avoid uninitialized warning.
4268 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4269 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4270 (PARAM_INLINE_CALL_COST): Remove.
4271 (PARAM_EARLY_INLINING_INSNS): New.
4273 2009-05-25 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/36327
4276 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4277 callback for reference translation or lookup at the point of may-defs.
4278 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4279 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4280 for union COMPONENT_REFs.
4281 (vn_reference_lookup_3): New callback. Lookup from memset
4282 and CONSTRUCTOR assignment, translate through struct copies.
4283 (vn_reference_lookup_pieces): Make sure to not free the
4284 passed operands array. Adjust walk_non_aliased_vuses call.
4285 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4286 make sure we do not leak memory.
4288 2009-05-25 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4291 * tree-inline.c (expand_call_inline): Reset the escaped and
4293 * tree-ssa-structalias.c (pass_build_ealias): New.
4294 * tree-pass.h (pass_build_ealias): Declare.
4295 * passes.c (init_optimization_passes): Add PTA during
4296 early optimizations.
4297 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4298 and CALLUSED solutions.
4299 (dump_points_to_solution): New function, split out from ...
4300 (dump_points_to_info_for): ... here.
4301 * tree-parloops.c (parallelize_loops): Reset the escaped and
4304 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4307 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4308 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4310 2009-05-25 Ira Rosen <irar@il.ibm.com>
4312 PR tree-optimization/40238
4313 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4314 statements after basic block's labels.
4315 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4316 to free the allocated memory.
4318 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4320 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4321 return address with a USE.
4323 2009-05-24 Richard Guenther <rguenther@suse.de>
4326 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4327 array type from the main variant of the inner type.
4329 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4331 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4332 definition to bool (from int) to un-break build.
4333 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4335 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4337 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4338 discard_stmt_changes): Delete.
4339 * tree-ssa-operands.c (scb_stack): Delete.
4340 (init_ssa_operands): Do not initialize it.
4341 (fini_ssa_operands): Do not free it.
4342 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4344 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4345 update_stmt, remove the others. Fix comments.
4346 * tree-dfa.c (optimize_stack_restore): Likewise.
4347 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4348 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4349 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4350 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4352 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4353 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4354 (dom_opt_finalize_block): Likewise, adjusting access to
4356 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4357 (stmts_to_rescan): Change item type to gimple.
4358 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4360 2009-05-24 Ira Rosen <irar@il.ibm.com>
4362 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4363 * tree-pass.h (pass_slp_vectorize): New pass.
4364 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4365 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4366 * tree-vectorizer.c (timevar.h): Include.
4367 (user_vect_verbosity_level): Declare.
4368 (vect_location): Fix comment.
4369 (vect_set_verbosity_level): Update user_vect_verbosity_level
4370 instead of vect_verbosity_level.
4371 (vect_set_dump_settings): Add an argument. Ignore user defined
4372 verbosity if dump flags require higher level of verbosity. Print to
4373 stderr only for loop vectorization.
4374 (vectorize_loops): Update call to vect_set_dump_settings.
4375 (execute_vect_slp): New function.
4376 (gate_vect_slp): Likewise.
4377 (struct gimple_opt_pass pass_slp_vectorize): New.
4378 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4380 (vec_info_for_bb): New function.
4381 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4382 (VECTORIZATION_ENABLED): New macro.
4383 (SLP_ENABLED, SLP_DISABLED): Likewise.
4384 (vect_is_simple_use): Add bb_vec_info argument.
4385 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4386 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4387 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4388 vect_schedule_slp, vect_analyze_slp): Likewise.
4389 (vect_analyze_stmt): Add slp_tree argument.
4390 (find_bb_location): Declare.
4391 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4392 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4393 (vect_analyze_loop_operations, vect_analyze_loop,
4394 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4395 vect_finalize_reduction, vectorizable_reduction,
4396 vectorizable_live_operation, vect_transform_loop): Likewise.
4397 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4398 skip evolution analysis if analyzing a basic block.
4399 (dr_analyze_indices): Likewise.
4400 (initialize_data_dependence_relation): Skip the test whether the
4401 object is invariant for basic blocks.
4402 (compute_all_dependences): Skip dependence analysis for data
4403 references in basic blocks.
4404 (find_data_references_in_stmt): Don't fail in case of invariant
4405 access in basic block.
4406 (find_data_references_in_bb): New function.
4407 (find_data_references_in_loop): Move code to
4408 find_data_references_in_bb and add a call to it.
4409 (compute_data_dependences_for_bb): New function.
4410 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4411 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4413 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4414 unknown dependence in basic block and fail in case of dependence in
4416 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4417 dependence instances from either loop or basic block vectorization
4419 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4420 before calling nested_in_vect_loop_p.
4421 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4422 dependence instances from either loop or basic block vectorization
4424 (vect_verify_datarefs_alignment): Likewise.
4425 (vect_enhance_data_refs_alignment): Adjust function calls.
4426 (vect_analyze_data_refs_alignment): Likewise.
4427 (vect_analyze_group_access): Fix printing. Skip different checks if
4428 DR_STEP is 0. Keep strided stores either in loop or basic block
4429 vectorization data structure. Fix indentation.
4430 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4432 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4433 dependence instances from either loop or basic block vectorization
4435 (vect_analyze_data_refs): Update comment. Call
4436 compute_data_dependences_for_bb to analyze basic blocks.
4437 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4438 case of loop vectorization. In case of basic block vectorization use
4439 data-ref itself as a base.
4440 (vect_create_data_ref_ptr): In case of basic block vectorization:
4441 don't advance the pointer, add new statements before the current
4442 statement. Adjust function calls.
4443 (vect_supportable_dr_alignment): Support only aligned accesses in
4444 basic block vectorization.
4445 * common.opt (ftree-slp-vectorize): New flag.
4446 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4447 (vect_pattern_recog_1): Likewise.
4448 * tree-vect-stmts.c (process_use): Likewise.
4449 (vect_init_vector): Add new statements in the beginning of the basic
4450 block in case of basic block SLP.
4451 (vect_get_vec_def_for_operand): Adjust function calls.
4452 (vect_finish_stmt_generation): Likewise.
4453 (vectorizable_call): Add assert that it is loop vectorization, adjust
4455 (vectorizable_conversion, vectorizable_assignment): Likewise.
4456 (vectorizable_operation): In case of basic block SLP, take
4457 vectorization factor from statement's type and skip the relevance
4458 check. Adjust function calls.
4459 (vectorizable_type_demotion): Add assert that it is loop
4460 vectorization, adjust function calls.
4461 (vectorizable_type_promotion): Likewise.
4462 (vectorizable_store): Check for outer loop only in case of loop
4463 vectorization. Adjust function calls. For basic blocks, skip the
4464 relevance check and don't advance pointers.
4465 (vectorizable_load): Likewise.
4466 (vectorizable_condition): Add assert that it is loop vectorization,
4467 adjust function calls.
4468 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4469 that it is not reduction, get vector type, call only supported
4470 functions, skip loop specific parts.
4471 (vect_transform_stmt): Check for outer loop only in case of loop
4473 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4474 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4475 for external definition.
4476 * passes.c (pass_slp_vectorize): New pass.
4477 * tree-vect-slp.c (find_bb_location): New function.
4478 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4479 check for patterns only in loops.
4480 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4481 case of multiple types in basic block SLP.
4482 (vect_mark_slp_stmts_relevant): New function.
4483 (vect_supported_load_permutation_p): Fix comment.
4484 (vect_analyze_slp_instance): Add argument. In case of basic block
4485 SLP, take vectorization factor from statement's type, check that
4486 unrolling factor is 1. Adjust function call. Save SLP instance in
4487 either loop or basic block vectorization structure. Return FALSE,
4489 (vect_analyze_slp): Add argument. Get strided stores groups from
4490 either loop or basic block vectorization structure. Return FALSE
4491 if basic block SLP failed.
4492 (new_bb_vec_info): New function.
4493 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4494 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4495 (vect_schedule_slp): Add argument. Get SLP instances from either
4496 loop or basic block vectorization structure. Set vectorization factor
4497 to be 1 for basic block SLP.
4498 (vect_slp_transform_bb): New function.
4499 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4501 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4503 * final.c (shorten_branches): Do not align labels for jump tables.
4504 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4506 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4508 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4509 Remove outdated reference to flow.c and fix nits.
4510 * doc/gccint.texi: Tweak RTL description.
4511 * doc/rtl.texi: Likewise.
4513 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4515 * config/avr/avr.c: Change my email address.
4516 * config/avr/avr.h: Likewise.
4517 * config/avr/avr.md: Likewise.
4518 * config/avr/avr-protos.h: Likewise.
4519 * config/avr/libgcc.S: Likewise.
4521 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4523 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4524 (spu_split_load, spu_split_store): Change return type to int.
4525 (spu_split_convert): Declare.
4526 * config/spu/predicates.md (spu_mem_operand): Remove.
4527 (spu_mov_operand): Update.
4528 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4529 * config/spu/spu.c (regno_aligned_for_load): Remove.
4530 (reg_aligned_for_addr, spu_expand_load): Define.
4531 (spu_expand_extv): Reimplement and handle MEM.
4532 (spu_expand_insv): Handle MEM.
4533 (spu_sched_reorder): Handle insn's with length 0.
4534 (spu_legitimate_address_p): Reimplement.
4535 (store_with_one_insn_p): Return TRUE for any mode with size
4536 larger than 16 bytes.
4537 (address_needs_split): Define.
4538 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4540 (spu_convert_move): Define.
4541 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4542 (spu_split_store): Change all MEM's to TImode.
4543 (spu_init_expanders): Preallocate registers that correspond to
4544 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4546 (spu_split_convert): Define.
4547 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4548 (_move<mode>, _movdi, _movti): Update predicate and condition.
4549 (load, store): Change to define_split.
4550 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4552 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4553 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4554 define_insn_and_split of lshr<mode>3.
4555 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4556 (<v>ashr<mode>3_imm): Define.
4557 (extv, extzv, insv): Allow MEM operands.
4558 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4559 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4560 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4561 (_spu_convert2): Change to define_insn_and_split and remove the
4562 corresponding define_peephole2.
4563 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4564 Change predicates to memory_operand.
4566 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4568 * config/arm/thumb2.md: Add 16-bit multiply instructions.
4570 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4572 PR tree-optimization/40219
4573 * tree.c (iterative_hash_expr): Make sure the builtin function is
4574 a normal builtin function and not a front end or back end builtin
4575 before indexing into the built_in_decls array.
4577 2009-05-22 Richard Guenther <rguenther@suse.de>
4580 * alias.c (write_dependence_p): Do not use TBAA for answering
4581 anti-dependence or output-dependence.
4582 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
4583 (emit_pointer_definition): Remove.
4584 (emit_alias_warning): Likewise.
4585 (find_what_var_points_to): Remove TBAA pruning code.
4586 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
4588 (compute_points_to_sets): Remove code computing the set of
4589 dereferenced pointers.
4590 * tree-data-ref.c (dr_may_alias_p): Properly use the split
4591 oracle for querying anti and output dependencies.
4592 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
4593 if TBAA may be applied.
4594 (refs_anti_dependent_p): New function.
4595 (refs_output_dependent_p): Likewise.
4596 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
4597 (refs_output_dependent_p): Likewise.
4598 * doc/tree-ssa.texi (Memory model): New section.
4599 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4600 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4601 * cfgexpand.c (expand_gimple_basic_block): Do not handle
4602 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
4603 * expr.c (expand_expr_real_1): Likewise.
4604 * gimple-low.c (lower_stmt): Likewise.
4605 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
4606 (dump_gimple_cdt): Remove.
4607 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4608 (gimple_size): Likewise.
4609 (walk_gimple_op): Likewise.
4610 (is_gimple_stmt): Likewise.
4611 (walk_stmt_load_store_addr_ops): Likewise.
4612 (gimple_build_cdt): Remove.
4613 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
4614 * gimple.h (gimple_cdt_new_type): Remove.
4615 (gimple_cdt_new_type_ptr): Likewise.
4616 (gimple_cdt_set_new_type): Likewise.
4617 (gimple_cdt_location): Likewise.
4618 (gimple_cdt_location_ptr): Likewise.
4619 (gimple_cdt_set_location): Likewise.
4620 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4621 * tree-cfg.c (remove_useless_stmts_1): Do not handle
4622 GIMPLE_CHANGE_DYNAMIC_TYPE.
4623 (verify_types_in_gimple_stmt): Likewise.
4624 * tree-inline.c (estimate_num_insns): Likewise.
4625 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
4626 (copy_decl_to_var): Likewise.
4627 (copy_result_decl_to_var): Likewise.
4628 * tree-pretty-print.c (dump_generic_node): Do not handle
4629 CHANGE_DYNAMIC_TYPE_EXPR.
4630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4631 * tree-ssa-operands.c (get_expr_operands): Likewise.
4632 * tree-ssa-structalias.c (struct variable_info): Remove
4633 no_tbaa_pruning member.
4634 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
4635 (unify_nodes): Do not copy it.
4636 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
4637 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
4638 (set_uids_in_ptset): Do not check it.
4639 (find_what_var_points_to): Likewise.
4640 (compute_tbaa_pruning): Remove.
4641 (compute_points_to_sets): Do not call it.
4642 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
4643 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
4644 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
4645 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
4646 (DECL_NO_TBAA_P): Likewise.
4647 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
4648 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
4649 (expand_omp_atomic_pipeline): Do not set it.
4650 * print-tree.c (print_node): Do not dump it.
4651 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4654 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
4657 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
4660 2009-05-22 Mark Mitchell <mark@codesourcery.com>
4662 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
4665 2009-05-22 Ben Elliston <bje@au.ibm.com>
4667 * Makefile.in (bversion.h, s-bversion): New targets.
4668 (TOPLEV_H): Add bversion.h.
4669 * toplev.h: Include "bversion.h".
4670 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
4671 the __format__ attribute only if compiling with the same version
4672 of GCC as the sources (the "build version").
4674 2009-05-22 Ben Elliston <bje@au.ibm.com>
4676 * c-format.c (handle_format_attribute): Fix comment typo.
4678 2009-05-21 Steve Ellcey <sje@cup.hp.com>
4681 * config/ia64/ia64.opt (mfused-madd): New.
4682 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
4683 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
4684 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
4685 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
4686 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
4687 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
4688 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
4689 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
4690 instruction if !TARGET_FUSED_MADD.
4691 (fpma, fpms): Remove colon from name.
4693 2009-05-22 Richard Guenther <rguenther@suse.de>
4695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
4696 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
4697 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
4699 (create_expression_by_pieces): Only convert if necessary.
4700 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
4701 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
4703 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
4705 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
4706 regular pattern from a template and rename it ...
4707 (*extzv_truncsi_exts): ... to this.
4709 2009-05-21 Richard Guenther <rguenther@suse.de>
4711 * cgraph.h (struct cgraph_node): Remove inline_decl member.
4712 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
4713 (cgraph_default_inline_p): Likewise.
4714 (cgraph_decide_inlining_incrementally): Likewise.
4716 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
4717 Uros Bizjak <ubizjak@gmail.com>
4719 * config/i386/cpuid.h (bit_MOVBE): New.
4721 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
4723 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
4724 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
4725 (ix86_handle_option): Handle OPT_mmovbe.
4726 (ix86_target_string): Add -mmovbe.
4727 (pta_flags): Add PTA_MOVBE.
4728 (processor_alias_table): Add PTA_MOVBE to "atom".
4729 (override_options): Handle PTA_MOVBE.
4731 * config/i386/i386.h (TARGET_MOVBE): New.
4733 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
4734 (*bswapsi_movbe): New.
4735 (*bswapdi_movbe): Likewise.
4736 (bswapdi2): Renamed to ...
4738 (bswapdi2): New expander.
4740 * config/i386/i386.opt (mmovbe): New.
4742 * doc/invoke.texi: Document -mmovbe.
4744 2009-05-21 Taras Glek <tglek@mozilla.com>
4746 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
4747 * gcc-plugin.h (plugin_init): Updated signature.
4748 * gcc-plugin.h (plugin_name_args): Moved to this header.
4749 * doc/plugins.texi (plugin_init): Updated documention to reflect
4751 * doc/plugins.texi (plugin_name_args): Added to documention.
4753 2009-05-21 Mark Mitchell <mark@codesourcery.com>
4755 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
4756 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
4758 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
4760 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
4761 JUMP_TABLE_DATA_P predicates where applicable.
4762 * config/i386/predicates.md: Ditto.
4763 * config/i386/sse.md: Ditto.
4765 2009-05-21 Jakub Jelinek <jakub@redhat.com>
4767 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
4768 operand2 -128 override length_immediate attribute to 1.
4769 * config/i386/predicates.md (constm128_operand): New predicate.
4771 * config/i386/i386.c (memory_address_length): Handle %r12
4772 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
4774 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
4775 mode look through optional ZERO_EXTEND and SUBREG.
4776 * config/i386/i386.md (R12_REG): New define_constant.
4777 (prefix_data16): For sse unit set also for MODE_TI insns.
4778 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
4779 insns set if operand 1 is ext_QIreg_operand.
4780 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
4781 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
4783 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
4784 mode from MODE_DI to MODE_SI.
4785 (movdi_1_rex64): Override modrm and length_immediate attributes
4786 only for movabs (TYPE_IMOV, alternative 2).
4787 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
4788 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4789 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4790 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4791 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
4792 prefix_rex attribute if DImode.
4793 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
4794 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
4795 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
4796 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
4797 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
4798 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
4799 Likewise. For TYPE_IMOV clear length_immediate attribute.
4800 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
4801 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
4802 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
4803 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
4804 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
4805 or one operand TYPE_ISHIFT.
4806 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
4807 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
4808 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
4809 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
4810 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
4811 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
4812 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
4813 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
4814 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
4815 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
4816 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
4817 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
4818 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
4819 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
4820 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
4821 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
4822 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
4823 set mode attribute, don't override length attribute.
4824 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
4826 (return_internal_long): Set length attribute to 2 instead of 1.
4827 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
4828 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
4829 prefix_rex attribute.
4830 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
4832 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
4834 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4836 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
4838 2009-05-20 Ian Lance Taylor <iant@google.com>
4840 * tree.c (build_tree_list_vec_stat): New function.
4841 (ctor_to_vec): New function.
4842 (build_nt_call_vec): New function.
4843 (build_call_array): Change args to be a const pointer.
4844 (build_call_vec): New function.
4845 * tree.h (build_nt_call_vec): Declare.
4846 (build_tree_list_vec_stat): Declare.
4847 (build_tree_list_vec): Define.
4848 (build_call_array): Update declaration.
4849 (build_call_vec): Declare.
4850 (ctor_to_vec): Declare.
4851 * c-common.c (tree_vector_cache): New static variable.
4852 (make_tree_vector): New function.
4853 (release_tree_vector): New function.
4854 (make_tree_vector_single): New function.
4855 (make_tree_vector_copy): New function.
4856 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
4857 (make_tree_vector_single, make_tree_vector_copy): Declare.
4858 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
4859 (c_parser_expr_list): Don't manage cache here, instead call
4861 (c_parser_release_expr_list): Remove static function.
4862 (c_parser_vec_to_tree_list): Remove static function.
4863 (c_parser_attributes): Call build_tree_list_vec instead of
4864 c_parser_vec_to_tree_list. Call release_tree_vector instead of
4865 c_parser_release_expr_list.
4866 (c_parser_postfix_expression_after_primary): Likewise.
4867 (c_parser_objc_keywordexpr): Likewise.
4869 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
4871 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
4872 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
4873 TARGET_CONVERT_TO_TYPE.
4874 * hooks.c (hook_tree_const_tree_null): Define.
4875 * hooks.h (hook_tree_const_tree_null): Declare.
4876 * target.h (struct gcc_target): Add invalid_parameter_type,
4877 invalid_return_type, promoted_type, and convert_to_type fields.
4878 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
4879 (TARGET_INVALID_RETURN_TYPE): Define.
4880 (TARGET_PROMOTED_TYPE): Define.
4881 (TARGET_CONVERT_TO_TYPE): Define.
4882 (TARGET_INITIALIZER): Update for new fields.
4883 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
4884 (grokparms): Check targetm.invalid_parameter_type.
4885 * c-typeck.c (default_conversion): Check targetm.promoted_type.
4886 * c-convert.c (convert): Check targetm.convert_to_type.
4888 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
4890 * config/mips/mips.md (*extenddi_truncate<mode>,
4891 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
4893 (*extendhi_truncateqi): New define_insn_and_sptit.
4895 2009-05-20 Jakub Jelinek <jakub@redhat.com>
4898 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
4899 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
4901 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
4903 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
4904 the operand of VIEW_CONVERT_EXPR.
4906 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
4908 * config/i386/driver-i386.c (host_detect_local_cpu): Check
4909 extended family and model for Intel processors. Support Intel Atom.
4911 2009-05-20 Olivier Hainque <hainque@adacore.com>
4913 * gstab.h (stab_code_type): Define, to be used instead of the
4914 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4916 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4917 occurrences by stab_code_type.
4918 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4920 2009-05-20 Martin Jambor <mjambor@suse.cz>
4922 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4923 (sra_insert_before): Likewise.
4924 (sra_insert_after): Likewise.
4925 (sra_init_cache): Likewise.
4926 (sra_type_can_be_decomposed_p): Likewise.
4927 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4928 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4929 (sra_insert_before): Likewise.
4930 (sra_insert_after): Likewise.
4931 (sra_init_cache): Likewise.
4932 (insert_edge_copies_seq): Made static and moved upwards.
4934 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4937 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4939 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4940 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4943 2009-05-20 Richard Guenther <rguenther@suse.de>
4945 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4946 with mismatched comparison modes.
4948 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4950 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4951 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4952 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4953 with shifts for Thumb2.
4954 (orsi_notsi): New for orn.
4955 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4956 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4957 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4958 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4959 Don't invert remainder for IOR.
4961 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4963 PR tree-optimization/40087
4964 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4965 number_of_iterations_ne): Rename never_infinite argument.
4966 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4967 number_of_iterations_le): Handle pointer-type ivs when
4968 exit_must_be_taken is false.
4969 (number_of_iterations_cond): Do not always assume that
4970 exit_must_be_taken if the control variable is a pointer.
4972 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4974 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4975 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4977 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4979 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4980 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4982 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4985 * c.opt (Wlogical-op): Disabled by default.
4986 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4988 * doc/invoke.texi (Wlogical-op): Likewise.
4990 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4992 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4994 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4995 Propagate the type of the first operand.
4996 <ASSERT_EXPR>: Simplify.
4997 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4998 Rewrite using the RHS code as discriminant.
4999 <NOP_EXPR>: Turn into CASE_CONVERT.
5000 <PLUS_EXPR>: Propagate the type of the first operand.
5002 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5004 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5005 (ia64_dconst_0_375): New.
5006 * config/ia64/ia64.c (ia64_override_options): Remove
5007 -minline-sqrt-min-latency warning.
5008 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5009 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5010 * config/ia64/ia64.md (*sqrt_approx): Remove.
5011 (sqrtsf2): Remove #if 0.
5012 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5013 (sqrtdf): Remove assert.
5014 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5015 (sqrtxf2): Remove #if 0.
5016 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5017 * div.md (sqrt_approx_rf): New.
5018 (sqrtsf2_internal_thr): New implementation.
5019 (sqrtsf2_internal_lat): New.
5020 (sqrtdf2_internal_thr: New implementation.
5021 (sqrtxf2_internal): New implementation.
5023 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5024 Hans-Peter Nilsson <hp@axis.com>
5026 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5027 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5028 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5029 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5030 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5031 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5032 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5033 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5034 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5035 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5036 * c-common.c: ...from here.
5038 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5040 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5042 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5044 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5046 2009-05-19 Ben Elliston <bje@au.ibm.com>
5048 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5049 assignments with memcpy calls.
5050 (add_fdes): Likewise.
5051 (binary_search_unencoded_fdes): Likewise.
5052 (linear_search_fdes): Eliminate type puns.
5054 2009-05-19 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5057 not falsely claim to have propagated into all uses.
5059 2009-05-19 Ben Elliston <bje@au.ibm.com>
5061 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5064 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5066 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5067 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5068 (TARGET_LEGITIMATE_ADDRESS_P): New.
5069 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5070 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5072 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5075 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5076 child of the containing namespace's DIE.
5078 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5080 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5081 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5082 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5085 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5088 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5089 gen_align with gen_pad.
5090 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5091 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5093 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5094 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5096 * config/i386/i386.md (align): Renamed to ...
5097 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5098 ASM_OUTPUT_MAX_SKIP_PAD.
5100 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5102 * config.gcc: Fix variable syntax.
5105 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5106 before calling exact_log2.
5107 (output_iorsi3): Likewise.
5108 (output_xorsi3): Likewise.
5110 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5112 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5113 for the none zero constant operand except for EQ and NE
5114 comprisons even when the first operand is R0.
5116 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5118 * config/s390/2064.md: Remove trailing whitespaces.
5119 * config/s390/2084.md: Likewise.
5120 * config/s390/constraints.md: Likewise.
5121 * config/s390/fixdfdi.h: Likewise.
5122 * config/s390/libgcc-glibc.ver: Likewise.
5123 * config/s390/s390-modes.def: Likewise.
5124 * config/s390/s390-protos.h: Likewise.
5125 * config/s390/s390.c: Likewise.
5126 * config/s390/s390.h: Likewise.
5127 * config/s390/s390.md: Likewise.
5128 * config/s390/tpf-unwind.h: Likewise.
5130 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5132 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5134 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5137 * configure.ac (m68k-*-*): Check if binutils support TLS.
5138 * configure: Regenerate.
5139 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5140 * config/m68k/constraints.md (Cu): New constraint.
5141 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5142 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5143 (movsi): Handle TLS symbols.
5144 (addsi3_5200): Handle XTLS symbols, indent.
5145 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5146 (m68k_tls_reference_p): Declare.
5147 (m68k_legitimize_address): Declare.
5148 (m68k_unwrap_symbol): Declare.
5149 * config/m68k/m68k.opt (mxtls): New option.
5150 * config/m68k/m68k.c (ggc.h): Include.
5151 (m68k_output_dwarf_dtprel): Implement hook.
5152 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5153 (m68k_expand_prologue): Load GOT pointer when function needs it.
5154 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5155 (m68k_legitimate_constant_address_p): Same.
5156 (m68k_decompose_address): Handle TLS references.
5157 (m68k_get_gp): New static function.
5158 (enum m68k_reloc): New contants.
5159 (TLS_RELOC_P): New macro.
5160 (m68k_wrap_symbol): New static function.
5161 (m68k_unwrap_symbol): New function.
5162 (m68k_final_prescan_insn_1): New static function.
5163 (m68k_final_prescan_insn): New function.
5164 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5166 (legitimize_pic_address): Handle TLS references..
5167 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5168 (m68k_libcall_value_in_a0_p)
5169 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5170 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5171 (m68k_legitimize_tls_address): Handle TLS references.
5172 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5174 (m68k_legitimize_address): Handle TLS symbols.
5175 (m68k_get_reloc_decoration): New static function.
5176 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5178 (m68k_output_dwarf_dtprel): Implement hook.
5179 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5180 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5181 m68k_call_* routines.
5182 (sched_attr_op_type): Handle TLS symbols.
5183 (gt-m68k.h): Include.
5184 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5185 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5187 2009-05-18 Martin Jambor <mjambor@suse.cz>
5189 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5190 (visit_store_addr_for_mod_analysis): New function.
5191 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5192 (determine_cst_member_ptr): Use gimple_assign_single_p.
5193 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5194 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5195 operands. Don't check number of operands of a NOP_EXPR.
5197 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5199 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5201 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5204 * c-common.c (warn_logical_operator): Don't warn if one of
5205 expression isn't always true or false.
5207 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5209 * config/i386/biarch32.h: New file.
5210 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5212 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5214 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5215 *zero_extend<mode>_truncqi): Merge these into ...
5216 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5217 Name the pattern following this as *zero_extendhi_truncqi.
5219 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5222 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5223 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5224 (output_info): Make field HOST_WIDEST_INT.
5225 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5226 (dump_bitmat_statistics): Same.
5228 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5230 * config.gcc (use_gcc_stdint): Set to wrap.
5231 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5232 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5233 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5234 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5235 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5236 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5237 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5238 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5240 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5242 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5244 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5245 Move definitions earlier.
5246 (OPT_ARCH64, OPT_ARCH32): Define.
5247 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5250 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5253 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5256 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5258 * arm.md (movdi2): Copy non-reg values to DImode registers.
5260 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5263 * final.c (label_to_max_skip): New function.
5264 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5265 CODE_LABEL_NUMBER <= max_labelno.
5266 * output.h (label_to_max_skip): New prototype.
5267 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5268 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5269 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5270 Handle CODE_LABELs with >= 16 byte alignment or with
5271 max_skip == (1 << align) - 1.
5272 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5273 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5276 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5277 .p2align 3 if MAX_SKIP is smaller than 7.
5278 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5280 2009-05-15 Ian Lance Taylor <iant@google.com>
5282 * alias.c (struct alias_set_entry_d): Rename from struct
5283 alias_set_entry. Change all uses.
5284 * except.c (struct call_site_record_d): Rename from struct
5285 call_site_record. Change all uses.
5286 * except.h (struct eh_region_d): Rename from struct eh_region.
5288 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5290 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5291 ivtype_map_elt. Change all uses.
5292 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5294 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5295 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5297 (struct sese_d): Rename from struct sese. Change all uses.
5298 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5299 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5300 * optabs.h (struct optab_d): Rename from struct optab. Change all
5302 (struct convert_optab_d): Rename from struct convert_optab.
5304 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5305 ipa_opt_pass. Change all uses.
5306 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5309 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5310 defined as a typedef.
5311 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5314 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5317 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5319 (merge_ranges): Returns bool.
5320 * tree.h (make_range): .. to here.
5321 (build_range_check): Likewise.
5322 (merge_ranges): Likewise. Renamed from merge_ranges.
5323 * c-typeck.c (parser_build_binary_op): Update calls to
5324 warn_logical_operator.
5325 * c-common.c (warn_logical_operator): Add new warning.
5326 * c-common.h (warn_logical_operator): Update declaration.
5328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5330 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5332 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5334 * doc/install.texi: Document MPC requirements, flags etc.
5336 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5337 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5338 Evaluate constant arguments.
5339 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5340 (fold_builtin_1): Likewise, also evaluate constant arguments.
5341 Remove superfluous break.
5342 (do_mpc_ckconv): New.
5343 * real.h: Include mpc.h.
5344 * toplev.c (print_version): Output MPC version info if available.
5346 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5348 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5350 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5352 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5355 2009-05-15 Jan Hubicka <jh@suse.cz>
5357 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5358 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5359 (try_inline): Fix return value.
5360 (cgraph_decide_inlining_incrementally): Honor new value.
5361 (cgraph_early_inlining): Handle indirect inlining.
5362 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5364 2009-05-15 Jan Hubicka <jh@suse.cz>
5366 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5367 * cgraphunit.c (cgraph_finalize_function): Set it.
5368 (cgraph_expand_function): Use it.
5370 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5372 * real.c (encode_ieee_half): Define.
5373 (decode_ieee_half): Define.
5374 (ieee_half_format): Define.
5375 (arm_half_format): Define.
5376 * real.h (ieee_half_format): Declare.
5377 (arm_half_format): Declare.
5379 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5381 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5382 swapped, and reversed optabs exist before trying to use them.
5384 2009-05-15 Paul Brook <paul@codesourcery.com>
5385 Sandra Loosemore <sandra@codesourcery.com>
5387 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5388 loads. Allow PRE_DEC.
5389 (output_move_neon): Handle PRE_DEC.
5390 (arm_print_operand): Add 'A' for neon structure loads.
5391 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5392 * config/arm/neon.md (neon_mov): Update comment.
5393 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5395 (Um): New constraint.
5397 2009-05-15 Jan Hubicka <jh@suse.cz>
5399 Revert the following patch until testsuite fallout is fixed:
5400 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5401 * cgraph.h (struct inline_summary): New filed self_wize,
5402 size_inlining_benefit, self_time and time_inlining_benefit.
5403 (struct cgraph_global_info): Replace insns by time ans size fields.
5404 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5405 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5406 (ipcp_update_callgraph): Do not touch function bodies.
5407 * ipa-inline.c: Include except.h
5408 (MAX_TIME): New constant.
5409 (overall_insns): Remove
5410 (overall_size, max_benefit): New static variables.
5411 (cgraph_estimate_time_after_inlining): New function.
5412 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5413 (cgraph_clone_inlined_nodes): Update size.
5414 (cgraph_mark_inline_edge): Update size.
5415 (cgraph_estimate_growth): Use size info.
5416 (cgraph_check_inline_limits): Check size.
5417 (cgraph_default_inline_p): Likewise.
5418 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5419 (cgraph_decide_recursive_inlining): Check size.
5420 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5422 (cgraph_decide_inlining): Likewise.
5423 (cgraph_decide_inlining_incrementally): Likewise; honor
5424 PARAM_EARLY_INLINING_INSNS.
5425 (likely_eliminated_by_inlining_p): New predicate.
5426 (estimate_function_body_sizes): New function.
5427 (compute_inline_parameters): Use it.
5428 * except.c (must_not_throw_labels): New function.
5429 * except.h (must_not_throw_labels): Declare.
5430 * tree-inline.c (init_inline_once): Kill inlining_weigths
5431 * tree-ssa-structalias.c: Avoid uninitialized warning.
5432 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5433 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5434 (PARAM_INLINE_CALL_COST): Remove.
5435 (PARAM_EARLY_INLINING_INSNS): New.
5437 2009-05-15 Richard Guenther <rguenther@suse.de>
5439 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5440 not TODO_update_ssa.
5442 2009-05-15 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/39999
5445 * gimple.h (gimple_expr_type): Use the expression type looking
5446 through useless conversions.
5447 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5448 (vn_nary_op_insert_stmt): Likewise.
5449 (simplify_binary_expression): Likewise.
5451 2009-05-15 Richard Guenther <rguenther@suse.de>
5453 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5454 New options, enabled by default.
5455 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5457 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5458 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5459 * tree-ssa-structalias.c (gate_tree_pta): New function.
5460 (pass_build_alias): Use it.
5462 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5464 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5465 recurse on an invariant address if a conversion from a pointer
5466 type to a wider integer type is involved.
5468 2009-05-15 Jan Hubicka <jh@suse.cz>
5470 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5471 * cgraph.h (struct inline_summary): New filed self_wize,
5472 size_inlining_benefit, self_time and time_inlining_benefit.
5473 (struct cgraph_global_info): Replace insns by time ans size fields.
5474 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5475 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5476 (ipcp_update_callgraph): Do not touch function bodies.
5477 * ipa-inline.c: Include except.h
5478 (MAX_TIME): New constant.
5479 (overall_insns): Remove
5480 (overall_size, max_benefit): New static variables.
5481 (cgraph_estimate_time_after_inlining): New function.
5482 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5483 (cgraph_clone_inlined_nodes): Update size.
5484 (cgraph_mark_inline_edge): Update size.
5485 (cgraph_estimate_growth): Use size info.
5486 (cgraph_check_inline_limits): Check size.
5487 (cgraph_default_inline_p): Likewise.
5488 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5489 (cgraph_decide_recursive_inlining): Check size.
5490 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5492 (cgraph_decide_inlining): Likewise.
5493 (cgraph_decide_inlining_incrementally): Likewise; honor
5494 PARAM_EARLY_INLINING_INSNS.
5495 (likely_eliminated_by_inlining_p): New predicate.
5496 (estimate_function_body_sizes): New function.
5497 (compute_inline_parameters): Use it.
5498 * except.c (must_not_throw_labels): New function.
5499 * except.h (must_not_throw_labels): Declare.
5500 * tree-inline.c (init_inline_once): Kill inlining_weigths
5501 * tree-ssa-structalias.c: Avoid uninitialized warning.
5502 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5503 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5504 (PARAM_INLINE_CALL_COST): Remove.
5505 (PARAM_EARLY_INLINING_INSNS): New.
5506 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5507 (inline-call-cost): Remove.
5508 (early-inlining-insns): New.
5510 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5512 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5514 (print_int_cst_bounds_in_octal_p): Likewise.
5515 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5517 * dwarf2out.c (base_type_die): Likewise.
5518 (is_subrange_type): Delete.
5519 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5520 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5521 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5522 if the destination type is boolean.
5523 (build_range_check): Do not special-case subtypes.
5524 (fold_sign_changed_comparison): Likewise.
5525 (fold_unary): Likewise.
5526 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5527 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5528 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5529 * tree.c (subrange_type_for_debug_p): New predicate based on the
5530 former is_subrange_type.
5531 * tree.h (subrange_type_for_debug_p): Declare.
5532 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5533 (convert_affine_scev): Remove call to above function.
5534 (chrec_convert_aggressive): Likewise.
5535 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5536 false for conversions involving subtypes.
5537 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5538 (vrp_val_min): Likewise.
5539 (needs_overflow_infinity): Likewise.
5540 (extract_range_from_unary_expr): Likewise.
5542 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5544 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5545 * config/frv/frv.c: Likewise.
5546 * config/s390/s390.c: Likewise.
5547 * config/sparc/sparc.h: Likewise.
5548 * config/i386/i386.h: Likewise.
5549 * config/i386/i386.c: Likewise.
5550 * config/crx/crx.c: Likewise.
5551 * config/m68hc11/m68hc11.h: Likewise.
5552 * config/iq2000/iq2000.c: Likewise.
5553 * config/mn10300/mn10300.h: Likewise.
5554 * config/mn10300/mn10300.c: Likewise.
5555 * config/m68k/m68k.c: Likewise.
5556 * config/rs6000/rs6000.c: Likewise.
5557 * config/rs6000/xcoff.h: Likewise.
5558 * config/rs6000/linux64.h: Likewise.
5559 * config/rs6000/sysv4.h: Likewise.
5560 * config/score/score3.c: Likewise.
5561 * config/score/score7.c: Likewise.
5562 * config/score/score.c: Likewise.
5563 * config/arm/arm.md: Likewise.
5564 * config/mips/mips.c: Likewise.
5565 * config/mips/mips.md: Likewise.
5566 * config/bfin/bfin.h: Likewise.
5567 * config/pa/pa.c: Likewise.
5568 * config/pa/constraints.md: Likewise.
5570 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
5571 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
5572 * config/pdp11/pdp11.h: Use memory_address_p instead.
5574 2009-05-14 Ian Lance Taylor <iant@google.com>
5576 * passes.c (finish_optimization_passes): Change i to int.
5577 * plugin.c (plugins_active_p): Change event to int.
5578 (dump_active_plugins): Likewise.
5579 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
5581 * tree.c (tree_range_check_failed): Change c to unsigned int.
5582 (omp_clause_range_check_failed): Likewise.
5583 (build_common_builtin_nodes): Change mode to int. Add cast.
5584 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
5585 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
5587 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
5588 ++ or -- with a variable of enum type.
5590 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5593 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
5595 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5597 * store-motion.c: Do not include params.h
5598 * Makefile.in: Fix dependencies for various files.
5600 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
5602 * auto-inc-dec.c: Fix pass description, remove apparent
5603 accidental duplication.
5605 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
5608 * ipa-utils.h (memory_identifier_string): Moved to ...
5609 * tree.h (memory_identifier_string): Here. Add GTY(()).
5611 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5613 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
5614 in the former documentation of...
5615 (GO_IF_LEGITIMATE_ADDRESS): ... this.
5616 * ira-conflicts.c (get_dup_num): Use address_operand.
5617 * targhooks.c (default_legitimate_address_p): New.
5618 * targhooks.h (default_legitimate_address_p): New.
5619 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
5621 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
5622 * target.h (struct target): Add legitimate_address_p.
5623 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
5624 (TARGET_INITIALIZER): Include it.
5626 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5627 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
5628 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
5629 (TARGET_LEGITIMATE_ADDRESS_P): New.
5631 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5632 (REG_OK_STRICT_P): Delete.
5633 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
5634 (frv_legitimate_address_p_1): ... this.
5635 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
5636 (frv_legitimate_address_p_1): ... the renamed old
5637 frv_legitimate_address_p.
5638 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
5639 (TARGET_LEGITIMATE_ADDRESS_P): New.
5641 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5642 * config/s390/s390-protos.h (legitimate_address_p): Remove.
5643 * config/s390/s390.c (legitimate_address_p): Rename to...
5644 (s390_legitimate_address_p): ... this, make static.
5645 (legitimize_address): Adjust call.
5646 (TARGET_LEGITIMATE_ADDRESS_P): New.
5647 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
5649 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5650 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
5651 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
5652 (TARGET_LEGITIMATE_ADDRESS_P): New.
5654 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5655 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
5656 * config/spu/spu.c (spu_legitimate_address): Rename to...
5657 (spu_legitimate_address_p): ... this, make static.
5658 (TARGET_LEGITIMATE_ADDRESS_P): New.
5660 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5661 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
5662 * config/sparc/sparc.c (legitimate_address_p): Rename to...
5663 (sparc_legitimate_address_p): ... this, make static and return bool.
5664 (legitimize_address): Adjust call.
5665 (TARGET_LEGITIMATE_ADDRESS_P): New.
5667 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5668 * config/i386/i386-protos.h (legitimate_address_p): Remove.
5669 * config/i386/i386.c (legitimate_address_p): Rename to...
5670 (ix86_legitimate_address_p): ... this, make static.
5671 (constant_address_p): Move after it, adjust call.
5672 (TARGET_LEGITIMATE_ADDRESS_P): New.
5674 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5675 * config/avr/avr-protos.h (legitimate_address_p): Remove.
5676 * config/avr/avr.c (legitimate_address_p): Rename to...
5677 (avr_legitimate_address_p): ... this, make static.
5678 (legitimize_address): Adjust call.
5679 (TARGET_LEGITIMATE_ADDRESS_P): New.
5681 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5682 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
5683 * config/crx/crx.c (crx_legitimate_address_p): Make static.
5684 (TARGET_LEGITIMATE_ADDRESS_P): New.
5686 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5687 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
5688 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
5689 (TARGET_LEGITIMATE_ADDRESS_P): New.
5691 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5692 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
5694 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
5696 (TARGET_LEGITIMATE_ADDRESS_P): New.
5698 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5699 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
5701 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
5703 (m68hc11_legitimate_address_p): ... this, make static.
5704 (go_if_legitimate_address_internal): Rename to...
5705 (m68hc11_legitimate_address_p_1): ... this.
5706 (legitimize_address): Adjust call.
5707 (TARGET_LEGITIMATE_ADDRESS_P): New.
5709 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5710 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
5711 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
5712 (TARGET_LEGITIMATE_ADDRESS_P): New.
5714 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5715 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
5716 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
5717 (mn10300_legitimate_address_p): ... this, make static.
5718 (TARGET_LEGITIMATE_ADDRESS_P): New.
5720 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5721 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
5722 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
5723 (TARGET_LEGITIMATE_ADDRESS_P): New.
5725 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5726 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
5727 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
5728 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5729 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
5730 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
5731 (rs6000_legitimate_address_p): ... this, make static.
5732 (TARGET_LEGITIMATE_ADDRESS_P): New.
5733 (REG_MODE_OK_FOR_BASE_P): Delete.
5734 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
5736 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5737 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
5739 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
5740 static, adjust types.
5741 (TARGET_LEGITIMATE_ADDRESS_P): New.
5743 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5744 * config/score/score.c (score_address_p): Rename to...
5745 (score_legitimate_address_p): ... this.
5746 (TARGET_LEGITIMATE_ADDRESS_P): New.
5747 * config/score/score3.c (score3_address_p): Rename to...
5748 (score3_legitimate_address_p): ... this.
5749 * config/score/score7.c (score7_address_p): Rename to...
5750 (score7_legitimate_address_p): ... this.
5752 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
5753 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
5754 GO_IF_LEGITIMATE_ADDRESS): Delete.
5755 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
5756 thumb2_legitimate_address_p): Delete.
5757 (arm_legitimate_address_p): Rename to...
5758 (arm_legitimate_address_outer_p): ... this.
5759 * config/arm/constraints.md ("Uq"): Adjust call.
5760 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
5761 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
5763 (arm_legitimate_address_outer_p): ... this.
5764 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
5766 (TARGET_LEGITIMATE_ADDRESS_P): New.
5768 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5769 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
5770 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
5771 (TARGET_LEGITIMATE_ADDRESS_P): New.
5773 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5774 * config/vax/vax-protos.h (legitimate_address_p): Remove.
5775 * config/vax/vax.c (legitimate_address_p): Rename to...
5776 (vax_legitimate_address_p): ... this, make static.
5777 (TARGET_LEGITIMATE_ADDRESS_P): New.
5779 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5780 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
5781 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
5782 (TARGET_LEGITIMATE_ADDRESS_P): New.
5784 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5785 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
5786 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
5787 (mmix_legitimate_address_p): ... this, make static.
5788 (TARGET_LEGITIMATE_ADDRESS_P): New.
5790 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5791 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
5792 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
5793 (TARGET_LEGITIMATE_ADDRESS_P): New.
5795 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
5797 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
5798 of MODE_COMPLEX_INT.
5800 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5802 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
5803 LCT_NORMAL in function call.
5804 * mips-tdump.c (print_file_desc): Add cast to enum type.
5805 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
5806 (mark_stabs): Add casts to enum types.
5807 (parse_stabs_common): Add casts to enum types.
5809 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5811 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
5812 Check for invalid values of LETTER.
5814 2009-05-13 Taras Glek <tglek@mozilla.com>
5816 * attribs.c (register_attribute): moved out attribute registration
5817 into register_attribute.
5818 * doc/plugins.texi: Documented register_attribute and
5820 * gcc-plugin.h: Added forward decl for register_attribute.
5821 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
5822 * plugin.c (register_callback, invoke_plugin_callbacks): Added
5823 PLUGIN_ATTRIBUTES boilerplate.
5825 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
5827 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
5828 values even in sentinel and empty entries.
5829 (ms_printf_flag_specs): Likewise.
5830 (ms_scanf_flag_specs): Likewise.
5831 (ms_strftime_flag_specs): Likewise.
5832 (ms_print_char_table): Likewise.
5833 (ms_scan_char_table): Likewise.
5834 (ms_time_char_table): Likewise.
5836 2009-05-13 Doug Kwan <dougkwan@google.com>
5838 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
5840 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
5842 * config/mips/mips.md (store): Add attributes for QI and HI.
5844 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
5845 (truncdi<mode>2): ... this new pattern.
5847 2009-05-13 Brad Hards <bradh@kde.org>
5849 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
5851 2009-05-14 Jakub Jelinek <jakub@redhat.com>
5852 Ben Elliston <bje@au.ibm.com>
5855 * dse.c (check_mem_read_rtx): Guard against width == -1.
5857 2009-05-13 Michael Matz <matz@suse.de>
5860 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
5861 (trivially_conflicts_p): New function.
5862 (insert_backedge_copies): Use it.
5864 2009-05-13 Janis Johnson <janis187@us.ibm.com>
5866 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
5867 (handle_stdc_pragma): Use new enum constant names.
5868 (handle_pragma_float_const_decimal64): Ditto.
5870 2009-05-13 Ian Lance Taylor <iant@google.com>
5872 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
5875 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
5877 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
5878 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
5880 * config/m68k/m68k.h (FL_UCLINUX): Define.
5882 2009-05-13 Jan Hubicka <jh@suse.cz>
5884 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
5886 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5888 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
5889 unless -fschedule-insns is specified.
5891 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5894 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
5895 TARGET_EXPAND_CBRANCHDI4.
5896 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
5897 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
5898 (cmpeqdi): Fix comment.
5900 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5902 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
5903 (sh_legitimate_address_p): Likewise.
5904 * config/sh/sh.c (sh_legitimate_index_p): New.
5905 (sh_legitimate_address_p): Likewise.
5906 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
5907 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
5908 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
5909 (MAYBE_BASE_REGISTER_RTX_P): New macro.
5910 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
5911 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
5912 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
5913 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
5914 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5916 2009-05-12 Jan Hubicka <jh@suse.cz>
5918 * tree-inline.c (estimate_operator_cost): Add operands;
5919 when division happens by constant, it is cheap.
5920 (estimate_num_insns): Loads and stores are not having cost of 0;
5921 EH magic stuff is cheap; when computing runtime cost of switch,
5922 use log2 base of amount of its cases; builtin_expect has cost of 0;
5923 compute cost for moving return value of call.
5924 (init_inline_once): Initialize time_based flags.
5925 * tree-inline.h (eni_weights_d): Add time_based flag.
5927 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5929 * df-core.c: Update head documentation.
5931 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5934 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5935 shadowing exisiting variable op1.
5937 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5940 * config/i386/driver-i386.c (processor_signatures): New enum.
5941 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5942 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5943 processor signature to detect geode processor.
5945 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5949 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5951 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5952 causes spurious differences between trunk and cond-optab branch.
5954 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5956 * dojump.c (compare_from_rtx): Delete.
5957 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5958 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5959 if the comparison does not satisfy the predicate; test predicates for
5960 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5961 further if one existing pattern fails.
5962 * expr.h (compare_from_rtx): Delete.
5963 (prepare_operand): Declare it.
5964 * optabs.c: Change "lib call" to "libcall" throughout.
5965 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5966 HAVE_conditional_trap, emit_cmp_insn): Delete.
5967 (can_compare_p): Delete cmp_optab case.
5968 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5969 Accept other parameters by value.
5970 (prepare_operand): Make non-static.
5971 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5972 other parameters by value. Try to widen operands here based on
5973 an optab_methods argument and looking at cbranch_optab.
5974 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5975 loop. Use cbranch_optab directly.
5976 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5977 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5979 (emit_conditional_move, emit_conditional_add): Inline what's needed
5980 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5981 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5982 with COMPARE. Move cmov_optab and cstore_optab above
5983 with cbranch_optab, move cmp_optab down with ucmp_optab,
5984 remove tst_otpab. Do not initialize trap_rtx.
5985 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5986 for trap code. Do not check HAVE_conditional_trap. Use
5987 prepare_cmp_insn. Accept no predicate for operand 3.
5988 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5989 (OTI_ctrap, ctrap_optab): New.
5990 (tst_optab): Delete.
5991 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5992 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5993 with lookup of ctrap_optab.
5994 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5998 * combine.c (combine_simplify_rtx, simplify_set): Do not
5999 special case comparing against zero for cc0 machines.
6000 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6001 COMPARE on cc0 machines.
6002 (simplify_relational_operation): Return a new expression when
6003 a COMPARE could be removed.
6004 * final.c (final_scan_insn): Compare cc_status values
6005 against LHS of a (compare FOO (const_int 0)) cc0 source.
6006 Also check if cc_status.value is the full compare.
6008 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6009 (cstoreMM4): Document.
6010 (conditional_trap): Document ctrapMM4 instead.
6011 (sync_compare_and_swapMM): Refer to cbranchcc4.
6012 (Dependent Patterns): Eliminate obsolete information referring to
6013 the old jump optimization phase.
6014 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6015 of compares with 0 on cc0 machines.
6016 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6017 avoiding references to cc0. Remove text about storing operands
6019 * doc/tm.texi (Condition Codes): Include blurb on different
6020 condition code representations, separate into subsections for
6021 CC0, MODE_CC and conditional execution.
6023 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6024 alpha_emit_setcc): Accept operands and a machine mode.
6025 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6026 Get code/op0/op1 from operands, use machine mode argument
6027 instead of alpha_compare.fp_p. Emit the branch here.
6028 (alpha_emit_setcc): Likewise, and return boolean.
6029 (alpha_emit_conditional_move): Likewise. Assert that
6030 cmp_op_mode == cmp_mode, and simplify accordingly.
6031 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6032 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6033 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6035 (stack probe test): Use cbranchdi4.
6036 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6038 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6039 * config/arc/arc.h (movsicc, movsfcc): Use it.
6040 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6041 (cbranchsi4, cstoresi4): New.
6042 (cmpsi, bCC and sCC expanders): Remove.
6044 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6045 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6046 * config/arm/predicates.md (arm_comparison_operator): Only include
6047 floating-point operators if there is a hardware floating-point unit.
6048 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6049 deferring to cbranch_cc and cstore_cc respectively.
6050 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6051 cbranch_cc, cstore_cc): New.
6052 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6054 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6056 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6057 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6059 (adjust_insn_length): Adjust calls.
6060 (avr_reorg): Handle (compare (foo) (const_int 0)).
6061 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6062 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6063 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6064 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6066 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6067 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6069 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6070 (cbranchsi4, cstorebi4, cstoresi4): New.
6071 (movbisi): This insn is duplicate, split it to zero_extend.
6072 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6073 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6074 (bfin_optimize_loop): Use cbranch expander.
6075 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6076 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6077 (bfin_bimode_comparison_operator): ... this.
6078 (bfin_direct_comparison_operator): New.
6080 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6081 inside (compare FOO (const_int 0)).
6082 (cris_rtx_costs): Handle ZERO_EXTRACT.
6083 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6084 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6085 (*tstdi_v32): Delete.
6086 (*cmpdi_non_v32): Add M alternative for operand 1.
6087 (cmpsi, cmp<mode>): Make private.
6088 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6090 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6092 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6093 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6094 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6095 (cc_reg_operand): New.
6097 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6098 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6099 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6100 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6101 crx_expand_scond): Delete.
6103 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6105 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6106 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6108 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6109 cstoresi4, cstoresf4, cstoredf4): New.
6110 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6111 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6112 Receive the entire operands array.
6113 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6114 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6115 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6116 Get test/op0/op1 from the operands array.
6117 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6119 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6120 (h8300_expand_store): New.
6121 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6123 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6124 (h8300_expand_store): New.
6125 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6126 or do not try to produce (set (cc0) REG).
6127 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6128 change a compare into a move to a scratch register. Disable some
6129 peepholes when comparing with zero.
6130 (tstsi, tsthi, tstsi, cmpqi): Make private.
6133 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6136 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6137 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6138 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6139 (ix86_emit_i387_log1p): Use cbranchxf2.
6140 (ix86_expand_setcc): Return void.
6141 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6142 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6143 cmp<MODEF>, cmpcc): Remove.
6144 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6145 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6146 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6147 (sCC and bCC expanders): Remove.
6148 (stack_protect_test): Use cbranchcc4.
6150 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6152 (ia64_expand_compare): Accept three rtx by reference and return void.
6153 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6154 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6155 from *expr. Update *expr with the BImode comparison to do.
6156 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6157 cmptf, bCC, sCC, conditional_trap): Delete.
6158 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6159 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6160 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6161 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6162 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6164 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6165 type of last argument.
6166 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6167 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6168 use machine mode argument instead of branch_type. Remove dead
6169 code for floating-point comparisons.
6170 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6171 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6173 (cbranchsi4, cstoresi4): New.
6174 * config/iq2000/predicates.md (reg_or_const_operand): New.
6176 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6177 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6178 (b<code>_op): Rewrite to...
6179 (bcc_op): ... this, using match_operator.
6180 (s<code>_op): Rewrite to...
6181 (scc_op): ... this, using match_operator.
6182 (s<code>_24_op): Rewrite to...
6183 (scc_op_24): ... this, using match_operator.
6184 (s<code>_<mode>): Rewrite to...
6185 (cstore<mode>4): ... this, using match_operator.
6186 (s<code>_<mode>_24): Rewrite to...
6187 (cstore<mode>4_24): ... this, using match_operator.
6188 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6189 m32c_unpend_compare, m32c_expand_scc): Delete.
6190 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6191 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6192 (m32c_expand_movcc): Change NE to EQ if necessary.
6193 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6195 * config/m32r/m32r-protos.h (gen_cond_store): New.
6196 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6197 (gen_cond_store): New, from sCC patterns.
6198 (m32r_expand_block_move): Use cbranchsi4.
6199 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6200 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6201 (cbranchsi4, cstoresi4): New.
6203 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6205 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6206 (m68hc11_notice_update_cc): Look into a compare with 0.
6207 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6209 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6210 cmphi, cmpqi, bCC): Delete.
6211 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6212 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6213 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6216 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6217 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6218 * config/m68k/constraints.md (H): New.
6219 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6220 the define_insn below.
6221 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6222 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6223 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6224 patterns): Wrap RHS with COMPARE.
6225 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6226 (*cmpdi_internal): Name this pattern.
6227 (cmpdi): Change to define_insn.
6228 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6229 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6230 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6232 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6233 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6234 (conditional_trap): Change to...
6235 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6236 (*conditional_trap): Use the ordered_comparison_operator and
6237 const1_operand predicates.
6238 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6239 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6240 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6241 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6243 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6244 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6245 (mcore_gen_compare): New.
6246 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6247 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6248 (mcore_gen_compare): ... this.
6249 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6250 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6251 (stack probe pattern): Use cbranchsi4.
6253 * config/mips/predicates.md (mips_cstore_operator): New.
6254 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6255 * config/mips/mips.md (any_cond): Delete.
6256 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6258 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6259 fixuns_truncsfdi2): Use cbranch patterns.
6260 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6261 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6262 Adjust call to mips_expand_conditional_branch.
6263 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6265 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6266 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6267 * config/mips/mips.c (cmp_operands): Delete.
6268 (mips_emit_compare): Get comparison operands from *op0/*op1.
6269 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6270 that it succeeds. Use op0/op1 instead of cmp_operands.
6271 (mips_expand_conditional_branch, mips_expand_conditional_move,
6272 mips_expand_conditional_trap): Likewise.
6273 (mips_block_move_loop): Use cbranch patterns.
6274 * config/mips/mips.h (cmp_operands): Delete.
6276 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6277 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6278 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6279 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6280 (*cmpcc_folded): Rename to...
6281 (*cmpdi_folded): this.
6282 (*cmpcc): Rename to...
6284 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6287 (cbranchdf4): New. Handle invalid comparisons here.
6288 * config/mmix/predicates.md (float_comparison_operator): New.
6290 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6291 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6292 * config/mn10300/mn10300.md (tst): Delete.
6293 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6294 Name these patterns and wrap RHS in a compare.
6295 (*cmpsi): Make this pattern private. Include tst.
6296 (*cmpsf): Make this pattern private.
6297 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6298 (compare with zero peepholes): Likewise.
6300 (cbranchsi4, cbranchsf4): New.
6301 (casesi): Use cbranchsi4.
6303 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6304 hppa_branch_type): Delete.
6305 (return_addr_rtx): Use cbranchsi4.
6306 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6307 Emit CCFPmode comparison here.
6308 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6309 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6310 hppa_branch_type): Delete.
6311 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6312 (movsicc, movdicc): Remove references to hppa_compare_op0,
6313 hppa_compare_op1 and compare_from_rtx.
6314 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6315 (casesi): Use cbranchsi4.
6317 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6318 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6319 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6320 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6321 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6323 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6324 (*branch, *branch_inverted): New.
6326 * config/picochip/picochip.md (cbranchhi4): Use
6327 ordered_comparison_operator.
6328 (cmphi, bCC): Remove.
6330 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6331 (trap_comparison_operator): Delete.
6332 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6333 rs6000_emit_cbranch): Accept mode and operands.
6334 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6335 rs6000_compare_fp_p): Delete.
6336 (rs6000_generate_compare): Accept mode and comparison. Extract code
6337 and op0/op1 from there. Replace references to rs6000_compare_op0
6338 and rs6000_compare_op1.
6339 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6340 extract result from passed operands.
6341 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6342 extract loc from passed operands.
6343 (rs6000_emit_cmove): Likewise.
6344 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6345 rs6000_compare_fp_p): Delete.
6346 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6347 (cbranch<GPR>4, cbranch<FP>4): New.
6348 (cstore<mode>4): New. Consolidate here all choices about when to use
6349 portable or specialized sCC sequences.
6350 (stack_protect_test): Use cbranchsi4.
6351 (conditional_trap): Replace with ctrap<GPR>4.
6352 (conditional trap insn): Replace trap_comparison_operator with
6353 ordered_comparison_operator.
6355 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6356 (s390_emit_prologue): Use ctrap.
6357 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6358 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6359 New predicates replacing...
6360 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6361 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6362 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6363 (add<mode>cc): Do not use s390_compare_op0/op1.
6364 (s<code>): Change to...
6365 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6367 (cstorecc4): ... this. Handle EQ or NE equally.
6368 (*sne): Un-privatize for use in cstorecc4.
6369 (b<code>): Change to...
6370 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6371 (conditional_trap): Replace with...
6372 (ctrap<GPR>4, ctrap<FP>4): ... these.
6373 (stack_protect): Use cbranchcc4.
6375 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6376 * config/score/score-protos.h (score_gen_cmp): Delete.
6377 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6378 (score_block_move-loop): Use cbranchsi4.
6379 * config/score/score.md (cbranchsi4): New.
6380 (cmpsi, bCC): Delete.
6381 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6382 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6383 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6384 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6385 * config/score/score3.h (score3_gen_cmp): Delete.
6386 * config/score/score7.h (score7_gen_cmp): Delete.
6388 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6389 (sh_emit_scc_to_t): ... this. Return void.
6390 (from_compare): Rename to...
6391 (sh_emit_compare_and_branch): ... this.
6392 (sh_emit_compare_and_set): New.
6393 (sh_expand_t_scc): Accept operands.
6394 * config/sh/predicates.md (sh_float_comparison_operator): New.
6395 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6396 (prepare_scc_operands): Rename to...
6397 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6399 (sh_emit_cheap_store_flag): New.
6400 (sh_emit_set_t_insn): New.
6401 (from_compare): Rename to...
6402 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6403 handling of TARGET_SH2E floating point to avoid recursive call.
6404 Generate branch here.
6405 (sh_emit_compare_and_set): New.
6406 (sh_expand_t_scc): Get op0/op1 from arguments.
6407 (sh_emit_cheap_store_flag): New.
6408 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6410 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6411 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6412 (movsicc, movdicc): Do nothing when it recreated operands from
6413 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6414 prepare_scc_operands (now sh_emit_scc_to_t).
6415 (udivdi3): Use cstoresi4.
6416 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6417 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6418 (cbranchint4_media, cbranchfp4_media): New.
6419 (casesi): Use cbranchdi4.
6420 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6422 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6423 (movnegt): Remove second operand.
6424 (cbranchsf4, cbranchdf4): New.
6425 (stack_protect): Use cbranchdi4/cbranchsi4.
6427 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6428 (gen_compare_reg): Accept comparison, extract part of it to...
6429 (gen_compare_reg_1): ... this.
6430 (gen_compare_operator): Delete.
6431 (gen_v9_scc): Accept separate destination, comparison code and arms.
6432 Do not use sparc_compare_op0/sparc_compare_op1.
6433 (emit_scc_insn, emit_conditional_branch_insn): New.
6434 (emit_v9_brxx): Make static. Remove useless assertion.
6435 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6437 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6438 * config/sparc/sparc-protos.h (gen_compare_reg,
6439 sparc_emit_float_lib_cmp): Adjust prototype.
6440 (emit_scc_insn, emit_conditional_branch_insn): New.
6441 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6442 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6443 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6444 iterators to the top.
6445 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6446 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6447 snedi_special_trunc): Delete.
6448 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6449 and snedi_special_trunc.
6450 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6451 cbranchdi4, cbranch<F:mode>4): New.
6452 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6453 here. Use gen_compare_reg instead of gen_compare_operator.
6454 (conditional_trap): Replace with...
6455 (ctrapsi4, ctrapdi4): ... this.
6456 (stack_protect_test): Use cbranchcc4.
6458 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6460 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6461 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6462 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6463 from operands[0] or operands[3] depending on is_set.
6464 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6465 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6466 cmpdf, bCC), sCC: Remove.
6467 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6468 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6470 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6471 spu_emit_branch_or_set.
6473 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6475 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6476 xstormy16_compare_op1): Delete.
6477 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6478 xstormy16_compare_op1): Delete.
6479 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6481 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6482 (cmphi, cmpsi, bCC): Remove.
6484 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6485 (*cmpsi): ... this one.
6486 (cbranchsi4, cstoresi4): New.
6487 (bCC expanders): Delete.
6488 (sCC insns): Fold into...
6489 (*setcc): ... this one.
6490 (casesi): Do not use gen_cmpsi and gen_bgtu.
6491 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6492 (movsicc): Simplify.
6493 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6495 * config/vax/vax-protos.h (cond_name): New.
6496 (vax_output_conditional_branch): Remove.
6497 * config/vax/vax.c (cond_name): New.
6498 (vax_output_conditional_branch): Remove.
6499 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6500 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6501 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6502 (bit<VAXint>): Wrap source with (compare).
6503 (b<code> and following unnamed pattern): Rename to *branch and
6504 *branch_reversed. Change macroization to match_operator.
6505 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6507 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6508 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6509 Change last argument to machine_mode.
6510 (xtensa_expand_scc): Add machine_mode argument.
6511 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6512 (gen_conditional_move, xtensa_expand_conditional_branch,
6513 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6514 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6515 Adjust operand numbers.
6516 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6518 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6519 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6520 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6522 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6524 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6525 causes spurious differences between trunk and cond-optab branch.
6527 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6530 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6532 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6534 * tree.c (iterative_hash_pointer): Delete.
6535 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6536 Hash UIDs and versions of SSA names. Don't special-case built-in
6537 function declarations.
6539 2009-05-11 Ian Lance Taylor <iant@google.com>
6542 * graphite.c: Force -Wc++-compat to only be a warning before
6543 #including "cloog/cloog.h".
6545 2009-05-11 Martin Jambor <mjambor@suse.cz>
6547 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6549 2009-05-11 Jan Hubicka <jh@suse.cz>
6551 * tree-ssa-loop-ivcanon.c: Include target.h
6552 (struct loop_size): new structure.
6553 (constant_after_peeling): New predicate.
6554 (tree_estimate_loop_size): New function.
6555 (estimated_unrolled_size): Rewrite for new estimates.
6556 (try_unroll_loop_completely): Use new estimates.
6557 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6559 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6561 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6562 libcpp interface change.
6563 (spu_macro_to_expand): Likewise.
6565 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
6567 PR tree-optimization/40026
6568 * gimplify.c (gimplify_init_constructor): Change initial conditional
6569 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
6570 optimize_compound_literals_in_ctor.
6572 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
6574 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
6576 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
6578 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
6580 * tree-vect-data-refs.c (vect_analyze_group_access): Use
6581 HOST_WIDE_INT for gap.
6583 2009-05-11 Ira Rosen <irar@il.ibm.com>
6585 PR tree-optimization/40074
6586 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
6587 account in group size and step comparison.
6589 2009-05-11 Richard Guenther <rguenther@suse.de>
6591 * passes.c (init_optimization_passes): Strip now incorrect comment.
6592 (execute_function_todo): Do not set PROP_alias.
6593 * tree-pass.h (PROP_alias): Remove.
6594 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
6595 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
6596 * tree-nrv.c (pass_return_slot): Likewise.
6597 * tree-object-size.c (pass_object_sizes): Likewise.
6598 * tree-ssa-dom.c (pass_dominator): Likewise.
6599 (pass_phi_only_cprop): Likewise.
6600 * tree-ssa-dse.c (pass_dse): Likewise.
6601 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6602 (pass_cselim): Likewise.
6603 * tree-ssa-pre.c (pass_pre): Likewise.
6604 (pass_fre): Likewise.
6605 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
6606 * tree-ssa-sink.c (pass_sink_code): Likewise.
6607 * tree-stdarg.c (pass_stdarg): Likewise.
6608 * tree-tailcall.c (pass_tail_calls): Likewise.
6609 * tree-vrp.c (pass_vrp): Likewise.
6611 2009-05-10 Ian Lance Taylor <iant@google.com>
6613 * basic-block.h (enum profile_status): Break out of struct
6615 * cgraph.h (struct inline_summary): Break out of struct
6617 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
6618 of struct cgraph_order_sort.
6619 * combine.c (enum undo_kind): New enum, broken out of struct undo.
6620 * cse.c (struct branch_path): Break out of struct
6621 cse_basic_block_data.
6622 * except.h (enum eh_region_type): Break out of struct eh_region.
6623 * gcc.c (enum add_del): Break out of struct modify_target.
6624 * genrecog.c (enum decision_type): Break out of struct decision_test.
6625 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
6627 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
6628 * regmove.c (enum match_use): New enum, broken out of struct match.
6629 * sched-int.h (enum post_call_group): New enum, broken out of
6631 (struct deps_reg): Break out of struct deps.
6632 * target.h (struct asm_int_op): Break out of struct gcc_target.
6633 * tree-eh.c (struct goto_queue_node): Break out of struct
6635 * tree-inline.h (enum copy_body_cge_which): Break out of
6637 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
6639 * c-decl.c (in_struct, struct_types): New static variables.
6640 (pushtag): Add loc parameter. Change all callers.
6641 (lookup_tag): Add ploc parameter. Change all callers.
6642 (check_compound_literal_type): New function.
6643 (parser_xref_tag): Add loc parameter. Change all callers. If
6644 -Wc++-compat, warn about struct/union/enum types defined within a
6646 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
6647 and loc parameters. Change all callers. Change error calls to
6648 error_at, using loc. For a redefinition, if the location of the
6649 original definition is known, report it. Set in_struct and
6650 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
6651 (finish_struct): Add new parameters enclosing_in_struct and
6652 enclosing_struct_types. Change all callers. Set
6653 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
6654 in the struct. If in a struct, add this struct to struct_types.
6655 (start_enum): Add loc parameter. Change all callers. Use
6656 error_at for errors, using loc. For a redefinition, if the
6657 location of the original definition is known, report it. If in a
6658 struct, add this enum type to struct_types. If -Wc++-compat warn
6659 if in sizeof, typeof, or alignof.
6660 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
6661 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
6662 (c_parser_enum_specifier): Get enum location for start_enum.
6663 (c_parser_struct_or_union_specifier): Get struct location for
6664 start_struct. Save in_struct and struct_types status between
6665 start_struct and finish_struct.
6666 (c_parser_cast_expression): Get location of cast.
6667 (c_parser_alignof_expression): Get location of type.
6668 (c_parser_postfix_expression): Likewise.
6669 (c_parser_postfix_expression_after_paren_type): Add type_loc
6670 parameter. Change all callers. Call check_compound_literal_type.
6671 Use type_loc for error about variable size type.
6672 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
6673 of an enum constant from an enum type defined in a struct or union.
6674 (c_cast_expr): Add loc parameter. Change all callers. If
6675 -Wc++-compat, warn about defining a type in a cast.
6676 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
6677 (start_enum, start_struct, finish_struct): Update declarations.
6678 (parser_xref_tag, c_cast_expr): Update declarations.
6679 (check_compound_literal_type): Declare.
6681 2009-05-11 Ben Elliston <bje@au.ibm.com>
6683 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
6684 for recent libcpp interface change.
6685 (rs6000_macro_to_expand): Likewise.
6687 2009-05-10 Michael Matz <matz@suse.de>
6690 * config/arm/arm.c (require_pic_register): Emit on entry edge,
6691 not at entry of function.
6693 2009-05-10 Richard Guenther <rguenther@suse.de>
6695 PR tree-optimization/40081
6697 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6698 using the main variant of the element type. Do not fiddle with
6699 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6701 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
6702 structs with volatile fields.
6704 2009-05-10 Jan Hubicka <jh@suse.cz>
6706 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
6707 (estimate_move_cost): Assert that it does not get called for
6709 (estimate_num_insns): Skip VOID types in argument handling.
6710 (optimize_inline_calls): Delete unreachable blocks and verify that
6713 2009-05-10 Jan Hubicka <jh@suse.cz>
6715 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
6716 * cgraph.c (cgraph_mark_address_taken_node): New function.
6717 (dump_cgraph_node): Dump new flag.
6718 * cgraph.h (struct cgraph_node): Add address_taken.
6719 (cgraph_mark_address_taken_node): New function.
6720 * ipa.c (cgraph_postorder): Prioritize functions with address taken
6721 since new direct calls can be born.
6723 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6725 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
6728 2009-05-10 Jan Hubicka <jh@suse.cz>
6731 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
6733 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
6734 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
6735 * tree-inline.c (copy_bb): Set frequency correctly.
6736 (fold_marked_statements): Update call to
6737 cgraph_update_edges_for_call_stmt.
6739 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6741 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
6742 identifiers in diagnostics.
6743 * config/arm/arm.c (arm_handle_fndecl_attribute,
6744 arm_handle_isr_attribute): Likewise.
6745 * config/avr/avr.c (avr_handle_progmem_attribute,
6746 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
6747 * config/bfin/bfin.c (handle_int_attribute,
6748 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
6749 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
6750 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
6752 * config/darwin.c (darwin_handle_kext_attribute,
6753 darwin_handle_weak_import_attribute): Likewise.
6754 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
6755 h8300_handle_eightbit_data_attribute,
6756 h8300_handle_tiny_data_attribute): Likewise.
6757 * config/i386/i386.c (ix86_handle_cconv_attribute,
6758 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
6759 * config/i386/winnt.c (ix86_handle_shared_attribute,
6760 ix86_handle_selectany_attribute): Likewise.
6761 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
6762 * config/m32c/m32c.c (function_vector_handler): Likewise.
6763 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
6764 m68hc11_handle_fntype_attribute): Likewise.
6765 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
6766 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
6767 * config/mips/mips.c (mips_insert_attributes,
6768 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
6769 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
6770 rs6000_handle_struct_attribute): Likewise.
6771 * config/sh/sh.c (sh_insert_attributes,
6772 sh_handle_resbank_handler_attribute,
6773 sh_handle_interrupt_handler_attribute,
6774 sh2a_handle_function_vector_handler_attribute,
6775 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6777 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
6778 * config/spu/spu.c (spu_handle_fndecl_attribute,
6779 spu_handle_vector_attribute): Likewise.
6780 * config/stormy16/stormy16.c
6781 (xstormy16_handle_interrupt_attribute): Likewise.
6782 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
6783 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
6785 2009-05-10 Joseph Myers <joseph@codesourcery.com>
6787 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
6788 (pp_translate_identifiers): New.
6789 (pp_identifier): Only conditionally translate identifier to locale
6791 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
6792 (pp_base_tree_identifier): Only conditionally translate identifier
6793 to locale character set.
6794 * c-pretty-print.c (M_): Define.
6795 (pp_c_type_specifier, pp_c_primary_expression): Mark English
6796 fragments for conditional translation with M_.
6797 * tree-pretty-print.c (maybe_init_pretty_print): Disable
6798 identifier translation.
6800 2009-05-10 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/40081
6803 * tree-sra.c (instantiate_element): Instantiate scalar replacements
6804 using the main variant of the element type. Do not fiddle with
6805 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
6807 2009-05-09 Jan Hubicka <jh@suse.cz>
6810 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
6811 indirect calls; verify cgraph afterwards.
6813 2009-05-09 Jan Hubicka <jh@suse.cz>
6816 * ipa.c (update_inlined_to_pointer): New function.
6817 (cgraph_remove_unreachable_nodes): Use it.
6819 2009-05-09 Jan Hubicka <jh@suse.cz>
6821 * tree-eh.c (struct leh_state): Remove prev_try.
6822 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
6824 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
6825 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
6826 remove_eh_handler_and_replace, foreach_reachable_handler,
6827 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
6828 * except.h (struct eh_region): Remove eh_region_u_cleanup.
6829 (gen_eh_region_cleanup): Update prototype.
6831 2009-05-09 Jan Hubicka <jh@suse.cz>
6834 * except.c (copy_eh_region): Always set prev_try.
6835 (redirect_eh_edge_to_label): Find outer try.
6836 (foreach_reachable_handler): When looking for prev try
6837 handle case where previous try is not going to be taken.
6839 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6841 PR tree-optimization/40049
6842 * tree-vect-stmts.c (vectorizable_operation): If the machine has
6843 only vector/vector shifts, convert the type of the constant to the
6844 appropriate type to avoid building incorrect trees, which
6845 eventually have problems with garbage collection.
6847 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6849 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
6850 -1 for complex floating-point types if honoring signed zeros.
6852 2009-05-08 Jan Hubicka <jh@suse.cz>
6854 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
6855 argument; handle correctly when profile is absent.
6856 (build_cgraph_edges): Update.
6857 (rebuild_cgraph_edges): Update.
6858 * cgraph.c: Do not include varray.h.
6859 (cgraph_set_call_stmt_including_clones): New function.
6860 (cgraph_create_edge_including_clones): Likewise
6861 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
6862 (cgraph_update_edges_for_call_stmt): Handle clones.
6863 (cgraph_remove_node): Handle clone tree.
6864 (cgraph_remove_node_and_inline_clones): New function.
6865 (dump_cgraph_node): Dump clone tree.
6866 (cgraph_clone_node): Handle clone tree.
6867 (clone_function_name): Bring here from tree-inline.c.
6868 (cgraph_create_virtual_clone): New function.
6869 * cgraph.h (ipa_replace_map): Move here from ipa.h.
6870 (cgraph_clone_info): New function.
6871 (strut cgraph_node): Add clone_info and new clone tree pointers.
6872 (cgraph_remove_node_and_inline_clones,
6873 cgraph_set_call_stmt_including_clones,
6874 cgraph_create_edge_including_clones,
6875 cgraph_create_virtual_clone): Declare.
6876 (cgraph_function_versioning): Use VEC argument.
6877 (compute_call_stmt_bb_frequency): Update prototype.
6878 (cgraph_materialize_all_clones): New function.
6879 * ipa-cp.c (ipcp_update_cloned_node): Remove.
6880 (ipcp_create_replace_map): Update to VECtors.
6881 (ipcp_update_callgraph): Use virtual clones.
6882 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
6883 (ipcp_update_profiling): Do not update local profiling.
6884 (ipcp_insert_stage): Use VECtors and virtual clones.
6885 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
6886 (clone_of_p): New function.
6887 (cgraph_preserve_function_body_p): Use clone tree.
6888 (cgraph_optimize): Materialize clones.
6889 (cgraph_function_versioning): Update for VECtors.
6890 (save_inline_function_body): Use clone tree.
6891 (cgraph_materialize_clone): New function.
6892 (cgraph_materialize_all_clones): Likewise.
6893 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
6894 * ipa.c: Include gimple.h.
6895 (cgraph_remove_unreachable_nodes): Use clone tree.
6896 * ipa-prop.c (ipa_note_param_call): Update call to
6897 compute_call_stmt_bb_frequencycall.
6898 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
6899 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
6900 (copy_bb): Handle updating of clone tree; add new edge when new call
6902 (expand_call_inline): Be strict about every call having edge.
6903 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
6904 (delete_unreachable_blocks_update_callgraph): New function.
6905 (tree_function_versioning): Use VECtors; always remove unreachable
6906 blocks and fold conditionals.
6907 * tree-inline.h: Do not include varray.h.
6908 (tree_function_versioning): Remove.
6909 * Makefile.in (GTFILES): Remove tree-inline.c
6910 * passes.c (do_per_function): Do only functions having body.
6911 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
6914 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
6915 Andrew Morrow <acm@google.com>
6918 * c-common.c (c_common_attribute_table): Permit deprecated
6919 attribute to take an optional argument.
6920 (handle_deprecated_attribute): If the optional argument to
6921 __attribute__((deprecated)) is not a string ignore the attribute
6924 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6925 * c-typeck.c (build_component_ref): Likewise.
6926 (build_external_ref): Likewise.
6928 * toplev.c (warn_deprecated_use): Add an attribute argument.
6929 Emit the message associated with __attribute__((deprecated)).
6931 * toplev.h (warn_deprecated_use): Updated.
6933 * doc/extend.texi: Document new optional parameter to
6934 __attribute__((deprecated))
6936 2009-05-08 Michael Eager <eager@eagercon.com>
6938 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6939 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6941 2009-05-08 Richard Guenther <rguenther@suse.de>
6943 PR tree-optimization/40062
6944 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6945 Avoid exponential behavior.
6947 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6949 PR rtl-optimization/33928
6951 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6952 process_uses, build_single_def_use_links): New.
6953 (update_df): Update use_def_ref.
6954 (forward_propagate_into): Use get_def_for_use instead of use-def
6956 (fwprop_init): Call build_single_def_use_links and let it initialize
6958 (fwprop_done): Free use_def_ref.
6959 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6960 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6961 df_rd_simulate_one_insn): New.
6962 (df_rd_bb_local_compute_process_def): Update head comment.
6963 (df_chain_create_bb): Use the new RD simulation functions.
6964 * df.h (df_rd_simulate_artificial_defs_at_top,
6965 df_rd_simulate_one_insn): New.
6966 * opts.c (decode_options): Enable fwprop at -O1.
6967 * doc/invoke.texi (-fforward-propagate): Document this.
6969 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6972 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6973 and one complex operand specially.
6974 * tree-complex.c (some_nonzerop): Do not identify a real value as
6975 zero if flag_signed_zeros.
6977 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6979 PR rtl-optimization/33928
6980 * loop-invariant.c (record_use): Fix && vs. || mishap.
6982 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6984 PR rtl-optimization/33928
6985 * loop-invariant.c (struct use): Add addr_use_p.
6986 (struct def): Add n_addr_uses.
6987 (struct invariant): Add cheap_address.
6988 (create_new_invariant): Set cheap_address.
6989 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6990 (record_uses): Pass df_ref to record_use.
6991 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6994 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6996 * config/sh/sh.c: Do not include c-pragma.h.
6998 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7000 * config/spu/spu.c: Remove include of c-common.h.
7002 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7005 * c-common.h (mark_valid_location_for_stdc_pragma,
7006 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7007 clear_float_const_decimal64, float_const_decimal64_p): New.
7008 * c.opt (Wunsuffixed-float-constants): New.
7009 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7010 unsuffixed float constant, handle new warning.
7011 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7012 * c-decl.c (c_scope): New flag float_const_decimal64.
7013 (set_float_const_decimal64, clear_float_const_decimal64,
7014 float_const_decimal64_p): New.
7015 (push_scope): Set new flag.
7016 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7017 to use STDC pragmas.
7018 (c_parser_external_declaration): Ditto.
7019 (c_parser_compound_statement_nostart): Ditto.
7020 * c-pragma.c (valid_location_for_stdc_pragma,
7021 mark_valid_location_for_stdc_pragma,
7022 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7023 handle_pragma_float_const_decimal64): New.
7024 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7025 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7026 set_float_const_decimal64, clear_float_const_decimal64,
7027 float_const_decimal64_p): New dummy functions.
7028 * doc/extend.texi (Decimal Float): Remove statement that the
7029 pragma, and suffix for double constants, are not supported.
7030 * doc/invoke.texi (Warning Options): List new option.
7031 (-Wunsuffixed-float-constants): New.
7033 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7035 * config/i386/i386.c: Do not include c-common.h.
7037 2009-05-07 Mark Heffernan <meheff@google.com>
7039 * doc/invoke.texi (Debugging Options): Document change of debugging
7041 * opts.c (decode_options): Make dump_base_name relative to
7042 aux_base_name directory.
7044 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7046 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7047 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7049 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7051 * Makefile.in (install-plugin): Simplify a bit.
7053 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7055 * Makefile.in (OBJS-common): Add regcprop.o.
7057 * timevar.def (TV_CPROP_REGISTERS): New.
7058 * regrename.c (regrename_optimize): Return 0.
7059 (rest_of_handle_regrename): Delete.
7060 (pass_rename_registers): Point to regrename_optimize.
7061 (struct value_data_entry, struct value_data,
7062 kill_value_one_regno, kill_value_regno, kill_value,
7063 set_value_regno, init_value_data, kill_clobbered_value,
7064 kill_set_value, kill_autoinc_value, copy_value,
7065 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7066 replace_oldest_value_reg, replace_oldest_value_addr,
7067 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7068 debug_value_data, validate_value_data): Move...
7069 * regcprop.c: ... here.
7070 (rest_of_handle_cprop): Delete.
7071 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7073 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7076 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7077 GEN_INT for 1 << bitnum.
7078 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7081 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7083 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7084 Remove wrong description of "nand" operation.
7086 2009-05-06 Richard Guenther <rguenther@suse.de>
7087 Adam Nemet <anemet@caviumnetworks.com>
7089 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7090 comment. Add that if LHS is not a gimple register, then RHS1 has
7091 to be a single object (GIMPLE_SINGLE_RHS).
7093 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7095 * expr.c (get_def_for_expr): Move it up in the file.
7096 (store_field): When expanding a bit-field store, look at the
7097 defining gimple stmt for the masking conversion.
7099 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7102 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7103 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7104 32-bit memcpy into long.
7106 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7108 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7109 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7111 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7112 instead of appending DW_OP_deref*.
7114 2009-05-06 Michael Matz <matz@suse.de>
7117 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7118 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7120 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7122 * Makefile.in (install-plugin): Fix srcdir handling.
7124 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7126 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7127 when processing for not_regs_needed bitmap.
7128 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7129 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7130 handling it for rhs.
7132 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7134 * config/i386/i386.md (unnamed inc/dec peephole): Use
7135 optimize_insn_for_size_p instead of optimize_size.
7136 * config/i386/predicates.md (incdec_operand): Likewise.
7137 (aligned_operand): Likewise.
7138 * config/i386/sse.md (divv8sf3): Likewise.
7139 (sqrtv8sf2): Likewise.
7141 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7143 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7145 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7147 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7149 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7150 ssemodesuffixf2c with avxmodesuffixf2c.
7152 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7155 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7157 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7159 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7160 (struct tree_base): Adjust spacing for 8 bit boundaries.
7161 (struct tree_decl_common): Add decl_by_reference_flag bit.
7162 (DECL_BY_REFERENCE): Adjust.
7163 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7164 print DECL_BY_REFERENCE bit.
7165 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7166 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7167 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7168 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7172 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7173 range of the type, but default label is missing, add it with one
7174 of the existing labels instead of adding a new label for it.
7176 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7180 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7182 * Makefile.in (enable_plugin, plugin_includedir): New.
7183 (install): Depend on install-plugin.
7184 (PLUGIN_HEADERS): New.
7185 (install-plugin): New.
7186 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7188 2009-05-05 Richard Guenther <rguenther@suse.de>
7190 PR tree-optimization/40022
7191 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7193 (phivn_valid_p): Fix tuplification error, simplify.
7194 (phiprop_insert_phi): Add dumps.
7195 (propagate_with_phi): Simplify.
7197 2009-05-05 Richard Guenther <rguenther@suse.de>
7200 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7202 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7204 * tree.h (strip_float_extensions): Remove duplicate declaration.
7205 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7206 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7207 block_ultimate_origin): Rearrange the declarations line to match the
7208 comment that indicates the .c file which the functions are defined.
7209 (dwarf2out_*, set_decl_rtl): Add comment.
7210 (get_base_address): Adjust comment.
7211 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7212 declarations line and add comment.
7213 (is_builtin_name): Add blank after function name, for clarity.
7215 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7217 * attribs.c (decl_attributes): Use %qE for identifiers in
7219 * cgraphunit.c (verify_cgraph_node): Translate function names to
7220 locale character set in diagnostics.
7221 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7223 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7224 Document that functions are named in UTF-8.
7225 * expr.c (expand_expr_real_1): Translate function names to locale
7226 character set in diagnostics.
7227 * gimplify.c (omp_notice_variable, omp_is_private,
7228 gimplify_scan_omp_clauses): Use %qE for identifiers in
7230 * langhooks.c (lhd_print_error_function): Translate function names
7231 to locale character set.
7232 * langhooks.h (decl_printable_name): Document that return value is
7233 in internal character set.
7234 * stmt.c: Include pretty-print.h
7235 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7237 (resolve_operand_name_1): Translate named operand name to locale
7239 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7241 * toplev.c (announce_function): Translate function names to locale
7243 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7244 (default_tree_printer): Use pp_identifier or translate identifiers
7245 to locale character set. Mark "<anonymous>" for translation.
7246 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7247 for identifiers in diagnostics.
7248 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7250 * varasm.c (output_constructor): Use %qE for identifiers in
7253 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7255 * configure.ac: use ` ` instead of $()
7256 * configure: Regenerate.
7258 2009-05-05 Ben Elliston <bje@au.ibm.com>
7260 * config/pa/linux-atomic.c: Eliminate conditional include of
7261 errno.h on non-LP64 systems to simplify build requirements.
7263 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7265 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7267 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7268 and pass value to identifier_to_locale.
7269 (warn_variable_length_array): Make name a tree.
7270 (grokdeclarator): Separate diagnostic texts for named and unnamed
7271 declarators. Use %qE for named declarators.
7272 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7274 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7275 identifiers in diagnostics.
7276 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7277 identifier_to_locale. Mark "anonymous" strings for translation.
7279 2009-05-04 Michael Eager <eager@eagercon.com>
7281 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7282 address for DImode/DFmode only if double-precision FP regs.
7284 2009-05-04 Michael Eager <eager@eagercon.com>
7286 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7287 TARGET_SINGLE_FLOAT check.
7289 2009-05-04 Michael Eager <eager@eagercon.com>
7291 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7293 2009-05-04 Michael Eager <eager@eagercon.com>
7295 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7296 * config/rs6000/t-xilinx: New
7298 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7300 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7301 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7302 * gcc/explow.c (memory_address): Use target hook.
7303 * gcc/targhooks.c (default_legitimize_address): New.
7304 * gcc/targhooks.h (default_legitimize_address): New.
7305 * gcc/target.h (legitimize_address): New.
7306 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7307 (TARGET_INITIALIZER): Include it.
7308 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7310 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7311 * config/bfin/bfin.c (legitimize_address): Remove.
7312 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7313 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7315 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7316 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7318 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7319 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7320 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7321 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7322 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7323 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7324 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7325 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7326 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7327 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7328 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7329 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7330 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7331 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7332 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7333 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7334 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7335 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7336 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7337 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7338 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7339 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7340 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7342 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7343 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7344 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7345 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7346 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7347 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7348 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7349 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7350 (thumb_legitimize_address): Delete.
7351 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7352 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7353 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7354 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7355 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7356 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7358 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7361 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7362 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7363 * config/m32r/m32r.c (m32r_legitimize_address): New.
7364 * config/m68k/m68k.c (m68k_legitimize_address): New.
7365 * config/score/score.c (score_legitimize_address): Standardize.
7366 * config/score/score3.c (score3_legitimize_address): Standardize.
7367 * config/score/score3.h (score3_legitimize_address): Adjust.
7368 * config/score/score7.c (score7_legitimize_address): Standardize.
7369 * config/score/score7.h (score7_legitimize_address): Adjust.
7370 * config/sh/sh.c (sh_legitimize_address): New.
7371 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7373 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7374 (s390_legitimize_address): ... this.
7375 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7376 (sparc_legitimize_address): ... this.
7377 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7378 (ix86_legitimize_address): ... this.
7379 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7380 (avr_legitimize_address): ... this.
7381 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7382 (mn10300_legitimize_address): ... this.
7383 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7384 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7385 (alpha_expand_mov): Adjust call.
7387 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7388 * config/spu/spu.c (spu_legitimize_address): Likewise.
7389 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7390 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7392 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7394 * intl.c (locale_encoding, locale_utf8): New.
7395 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7396 * intl.h (locale_encoding, locale_utf8): Declare.
7397 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7398 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7400 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7402 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7403 (pp_base_tree_identifier): Declare as function.
7404 (identifier_to_locale): Declare.
7405 * Makefile.in (pretty-print.o): Update dependencies.
7406 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7408 2009-05-04 Richard Guenther <rguenther@suse.de>
7411 * builtins.c (fold_builtin_memory_op): Do not decay to element
7412 type if the size matches the whole array.
7414 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7416 * expmed.c (synth_mult): When trying out a shift, pass the result
7419 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7421 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7422 (shiftsub1_cost): New.
7423 (init_expmed): Compute shiftsub1_cost.
7424 (synth_mult): Optimize multiplications by constants of the form
7425 -(2^^m-1) for some constant positive integer m.
7427 2009-05-03 Richard Guenther <rguenther@suse.de>
7430 * c-typeck.c (array_to_pointer_conversion): Do not built
7431 ADDR_EXPRs of arrays of pointer-to-element type.
7432 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7433 up wrong ADDR_EXPRs after-the-fact.
7434 * c-common.c (strict_aliasing_warning): Strip pointer
7435 conversions for obtaining the original type.
7436 * builtins.c (fold_builtin_memset): Handle array types.
7437 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7440 2009-05-03 Richard Guenther <rguenther@suse.de>
7443 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7444 Do not lose casts from array types with unknown extent to array
7445 types with known extent.
7446 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7447 alias set compatibility.
7449 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7451 * flags.h (extra_warnings): Delete.
7452 * toplev.c (process_options): Handle Wuninitialized here.
7453 * opts.c (extra_warnings): Delete.
7454 (set_Wextra): Delete.
7455 (common_handle_option): -Wextra can be handled automatically.
7456 * c-opts.c (c_common_handle_option): Delete obsolete code.
7457 (c_common_post_options): Simplify comment.
7458 * common.opt (W): Add Var.
7460 (Wuninitialized): Initialize to -1.
7462 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7463 Richard Guenther <rguenther@suse.de>
7465 * expr.c (get_def_for_expr): New function.
7466 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7467 SSA rather than trees.
7468 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7469 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7471 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7473 * c-common.c (reswords): Add _Imaginary.
7474 * c-common.c (enum rid): Add RID_IMAGINARY.
7476 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7478 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7479 Patch by Richard Guenther.
7481 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7483 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7484 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7485 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7486 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7487 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7488 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7489 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7490 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7491 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7492 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7493 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7494 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7495 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7496 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7497 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7498 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7499 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7500 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7502 2009-05-02 Richard Guenther <rguenther@suse.de>
7504 PR tree-optimization/39940
7505 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7508 2009-05-02 Richard Guenther <rguenther@suse.de>
7511 * tree-ssa.c (execute_update_addresses_taken): Properly check
7512 if we can mark a variable DECL_GIMPLE_REG_P.
7513 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7514 back to the end of the function.
7515 (is_gimple_reg_type): Remove complex type special casing.
7516 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7519 2009-05-02 Ben Elliston <bje@au.ibm.com>
7521 * doc/collect2.texi (Collect2): Document search path behaviour
7522 when configured with --with-ld.
7524 2009-05-02 Jan Hubicka <jh@suse.cz>
7526 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7527 parameter; update callers.
7528 (coalesce_cost_edge): EH edges are costier because they needs
7529 splitting even if not critical and even more costier when there are
7530 multiple EH predecestors.
7532 2009-05-02 Jan Hubicka <jh@suse.cz>
7534 * except.c (remove_eh_handler_and_replace): Handle updating after
7535 removing TRY blocks.
7537 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7539 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7541 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7543 * varasm.c: Do not include c-pragma.h.
7544 * attribs.c: Do not incude c-common.h.
7546 2009-05-01 Michael Matz <matz@suse.de>
7548 * calls.c (initialize_argument_information): Handle SSA names like
7549 decls with a non MEM_P DECL_RTL.
7551 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7553 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7554 * ipa-utils.c: Likewise.
7555 * ipa-type-escape.c: Likewise.
7556 * cgraphunit.c Do not include c-common.h.
7557 * ipa-pure-const.c: Likewise.
7558 * tree-if-conv.c: Likewise.
7559 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7560 * ipa-struct-reorg.c: Likewise.
7561 * tree-nomudflap.c: Likewise.
7562 * tree-ssa-structalias.c: Likewise.
7564 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7566 * store-motion.c: Many cleanups to make this pass a first-class
7567 citizen instead of an appendix to gcse load motion. Add TODO list
7568 to make this pass faster/cleaner/better.
7570 (struct ls_expr): Post gcse.c-split cleanups.
7571 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
7572 "stores" field to "avail_stores".
7573 (pre_ldst_mems): Rename to store_motion_mems.
7574 (pre_ldst_table): Rename to store_motion_mems_table.
7575 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
7576 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
7577 (ldst_entry): Rename to st_expr_entry, update users.
7578 (free_ldst_entry): Rename to free_st_expr_entry, update users.
7579 (free_ldst_mems): Rename to free_store_motion_mems, update users.
7580 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
7582 (first_ls_expr): Rename to first_st_expr, update users.
7583 (next_ls_expr): Rename to next_st_expr, update users.
7584 (print_ldst_list): Rename to print_store_motion_mems. Print names of
7585 fields properly for store motion instead of names inherited from load
7587 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
7588 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
7591 (ae_kill): Rename to st_kill, update users.
7592 (ae_gen): Rename to st_avloc, update users.
7593 (transp): Rename to st_transp, update users.
7594 (pre_insert_map): Rename to st_insert_map, update users.
7595 (pre_delete_map): Rename to st_delete_map, update users.
7596 (insert_store, build_store_vectors, free_store_memory,
7597 one_store_motion_pass): Update for abovementioned changes.
7599 (gcse_subst_count, gcse_create_count): Remove.
7600 (one_store_motion_pass): New statistics counters "n_stores_deleted"
7601 and "n_stores_created", local variables.
7603 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
7606 (regvec, compute_store_table_current_insn): Remove.
7607 (reg_set_info, reg_clear_last_set): Remove.
7608 (compute_store_table): Use DF caches instead of local dataflow
7611 2009-05-01 Joseph Myers <joseph@codesourcery.com>
7613 * c-objc-common.c (c_tree_printer): Print identifiers with
7614 pp_identifier, not pp_string. Mark "({anonymous})" for
7616 * c-pretty-print.c (pp_c_ws_string): New.
7617 (pp_c_cv_qualifier, pp_c_type_specifier,
7618 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
7619 pp_c_storage_class_specifier, pp_c_function_specifier,
7620 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
7621 pp_c_primary_expression, pp_c_postfix_expression,
7622 pp_c_unary_expression, pp_c_shift_expression,
7623 pp_c_relational_expression, pp_c_equality_expression,
7624 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
7625 use pp_string and pp_c_ws_string in place of pp_identifier and
7626 pp_c_identifier for non-identifiers. Mark English strings for
7628 * c-pretty-print.h (pp_c_ws_string): Declare.
7630 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
7631 Roland McGrath <roland@redhat.com>
7633 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
7634 (ENABLE_LD_BUILDID): New configuration option.
7635 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
7636 (LINK_BUILDID_SPEC): New macro.
7637 (init_spec): If defined, prepend it between LINK_EH_SPEC and
7639 * doc/install.texi: Document --enable-linker-build-id option.
7640 * configure: Rebuild.
7641 * config.in: Rebuild.
7643 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
7645 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
7646 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
7647 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
7648 MIPS_GP_SAVE_AREA_SIZE.
7649 * config/mips/mips.c (struct mips_frame_info): Update comment
7650 before arg_pointer_offset and hard_frame_pointer_offset.
7651 (mips_compute_frame_info): Update diagram before function: to
7652 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
7653 indicate the position of frame_pointer_rtx with -fstack-protector and
7654 to show args_size. Don't allocate cprestore area for leaf functions
7655 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
7657 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
7659 2009-04-30 Michael Matz <matz@suse.de>
7661 PR tree-optimization/39955
7662 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
7664 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
7666 * ira.c (setup_cover_and_important_classes): Use safe macro
7667 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
7669 * genpreds.c (write_tm_preds_h): Output suitable definition of
7670 REG_CLASS_FOR_CONSTRAINT.
7672 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7674 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
7676 * bitmap.c (bitmap_descriptor): Likewise.
7677 * ggc-common.c (loc_descriptor): Likewise.
7678 * varray.c (varray_descriptor): Likewise.
7679 * vec.c (vec_descriptor): Likewise.
7681 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
7683 * Makefile.in (dce.o): Add $(EXCEPT_H).
7684 * dce.c: Include except.h and delete redundant vector definitions.
7685 (deletable_insn_p): Return false for non-call insns that can throw
7688 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
7690 * gcse.c (ae_gen): Remove.
7691 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
7692 and make non-static function to make it available in store-motion.c.
7693 Update call sites with search-and-replace.
7694 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
7695 extract_mentioned_regs, extract_mentioned_regs_helper,
7696 find_moveable_store, compute_store_table, load_kills_store, find_loads,
7697 store_killed_in_insn, store_killed_after, store_killed_before,
7698 build_store_vectors, insert_insn_start_basic_block, insert-store,
7699 remove_reachable_equiv_notes, replace_store_insn, delete_store,
7700 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
7701 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
7702 * store-motion.c: ...new file. Also copy data structures from gcse.c
7703 and clean up to remove parts not used by store motion.
7704 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
7705 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
7707 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7710 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
7711 when optimizing for size.
7713 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
7715 * gcse.c (gcse_constant_p): Fix typo in last change.
7717 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
7719 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
7721 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
7723 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
7725 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7727 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
7728 CONST_HIGH_PART result.
7730 2009-04-29 Anatoly Sokolov <aesok@post.ru>
7732 * config/avr/avr.c (initial_elimination_offset): Rename to
7733 avr_initial_elimination_offset.
7734 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
7735 change return type to bool.
7736 (avr_can_eliminate): New function.
7737 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
7738 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
7739 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
7740 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
7741 avr_initial_elimination_offset.
7742 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
7743 (avr_initial_elimination_offset): Define.
7745 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
7746 Steven Bosscher <steven@gcc.gnu.org>
7748 PR rtl-optimization/39938
7749 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
7750 * cfgrtl.c: Include insn-attr.h.
7751 (rest_of_pass_free_cfg): New function.
7752 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
7753 * resource.c (init_resource_info): Remove call to df_analyze.
7755 2009-04-29 Richard Guenther <rguenther@suse.de>
7758 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
7759 allow conversion to signed integers.
7761 2009-04-29 Richard Guenther <rguenther@suse.de>
7763 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
7764 shifts of floating point vectors if the shift amount is
7765 a constant multiple of the element size.
7767 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
7768 Michael Matz <matz@suse.de>
7772 * tree-outof-ssa.c (emit_partition_copy): New function.
7773 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
7774 insert_part_to_rtx_on_edge): Perform the partition base var
7775 copy using emit_partition_copy.
7776 (insert_value_copy_on_edge): Convert constants to the right mode.
7777 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
7778 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
7780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7782 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
7783 scan backwards to try to find a constant to initialize it.
7785 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
7786 insn before the loop_end instruction, don't look past labels.
7788 2009-04-29 Richard Guenther <rguenther@suse.de>
7791 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
7792 loose type conversions.
7793 (forward_propagate_addr_expr): Fix tuplification bug. Remove
7794 stmts only if there are no uses of its definition.
7796 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7798 * config/bfin/bfin.h (splitting_loops): Declare.
7799 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
7800 Reorder bit definitions to be ascending.
7801 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7802 * config/bfin/bfin.c (splitting_loops): New variable.
7803 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
7804 (struct loop_info): Remove members INIT and LOOP_INIT.
7805 (bfin_optimize_loop): Don't set them. Reorder the code that generates
7806 the LSETUP sequence. Allow LC to be loaded from any register, but
7807 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
7808 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
7810 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
7811 of reload_completed.
7814 * config/bfin/bfin.md (movsi_insn): Refine constraints.
7816 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
7818 * Makefile.in (PLUGIN_VERSION_H): New.
7819 (OBJS-common): Remove plugin-version.o.
7820 (plugin.o): Depend on (PLUGIN_VERSION_H).
7821 (plugin-version.o): Remove.
7822 * configure: Regenerate
7823 * configure.ac: Create plugin-version.h.
7824 * gcc-plugin.h (plugin_gcc_version): Remove.
7825 (plugin_default_version_check): Change signature.
7826 * plugin-version.c: Remove.
7827 * plugin.c: Include plugin-version.h.
7828 (str_plugin_gcc_version_name): Remove.
7829 (try_init_one_plugin): Pass gcc version to plugin_init.
7830 (plugin_default_version_check): Both gcc and plugin versions are now
7833 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7835 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
7836 problematic last insns. Test for TYPE_CALL rather than CALL_P.
7837 Remove special case testing for last insn of inner loops. Don't fail
7838 if the loop ends with a jump, emit an extra nop instead.
7840 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
7841 DREGS rather than comparing directly. Remove code that tries to
7842 account for latencies.
7844 2009-04-29 Richard Guenther <rguenther@suse.de>
7846 PR tree-optimization/39941
7847 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
7848 eliminating an indirect call.
7850 2009-04-29 Richard Guenther <rguenther@suse.de>
7852 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
7853 parameter. Allow invariants as base if !require_lvalue.
7854 (verify_gimple_assign_single): Adjust.
7856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7858 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
7859 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
7860 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
7861 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
7862 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
7864 * config/bfin/bfin.c (bfin_expand_builtin,
7865 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
7867 2009-04-28 Richard Guenther <rguenther@suse.de>
7869 * tree-vect-loop.c (get_initial_def_for_induction): Use
7870 correct types for pointer increment.
7872 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7874 * toplev.c (print_version): Update GMP version string calculation.
7876 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
7878 PR rtl-optimization/39938
7879 * resource.c (init_resource_info): Add call to df_analyze.
7881 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7883 * config/alpha/alpha.md (usegp): Cast the result of
7884 alpha_find_lo_sum_using_gp to enum attr_usegp.
7885 * config/alpha/alpha.c (override_options): Remove end-of-structure
7886 marker element from cpu_table. Use array size of cpu_table to handle
7887 -mcpu and -mtune options.
7888 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
7890 2009-04-28 Joseph Myers <joseph@codesourcery.com>
7892 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
7893 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
7894 tune_32 and tune_64.
7895 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
7897 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
7898 * config/rs6000/option-defaults.h: ... here. New file.
7899 (OPT_64, OPT_32): Define.
7900 (MASK_64BIT): Define to 0 if not already defined.
7901 (OPT_ARCH64, OPT_ARCH32): Define.
7902 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
7905 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7907 * config/arm/arm.c (arm_override_options): Emit error on using
7910 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7912 PR rtl-optimization/39914
7913 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7914 registers for allocnos created from user-defined variables only
7915 when not optimizing.
7917 2009-04-28 Richard Guenther <rguenther@suse.de>
7920 * fold-const.c (fold_binary): Use distribute_real_division only
7923 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7925 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7926 add hpux-stdint.h to tm_file.
7927 (hppa[12]*-*-hpux11*): Ditto.
7928 (ia64*-*-hpux*): Ditto.
7929 * config/hpux-stdint.h: New.
7930 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7931 __STDC_EXT__ for all compiles.
7932 * config/pa/pa-hpux.h: Ditto.
7933 * config/pa/pa-hpux10.h: Ditto.
7934 * config/pa/pa-hpux11.h: Ditto.
7936 2009-04-28 Catherine Moore <clm@codesourcery.com>
7938 * debug.h (set_name): Add comment.
7940 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7943 * config/darwin.c (machopic_gen_offset): Check
7944 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7945 * config/arm/arm.c (require_pic_register): Likewise.
7947 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7949 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7950 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7951 m32c_promote_prototypes): Delete.
7953 2009-04-28 Michael Matz <matz@suse.de>
7956 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7959 2009-04-28 Richard Guenther <rguenther@suse.de>
7961 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7963 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7965 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7966 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7967 * config/arm/arm-tune.md: Regenerate.
7969 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7971 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7972 block if there are complex incoming edges.
7973 (sel_merge_blocks): Remove useless assert.
7974 (sel_redirect_edge_and_branch): Check that edge was redirected.
7975 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7976 (sel_find_rgns): Delete declaration.
7977 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7978 the region when it is not a preheader.
7980 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7983 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7985 2009-04-28 Richard Guenther <rguenther@suse.de>
7987 * tree.h (SSA_NAME_VALUE): Remove.
7988 (struct tree_ssa_name): Remove value_handle member.
7989 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7990 array for jump threading.
7991 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7993 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7994 * tree-flow.h (threadedge_initialize_values): Declare.
7995 (threadedge_finalize_values): Likewise.
7996 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7997 (SSA_NAME_VALUE): Define.
7998 (threadedge_initialize_values): New function.
7999 (threadedge_finalize_values): Likewise.
8000 * tree-ssa-dom.c (ssa_name_values): New global variable.
8001 (SSA_NAME_VALUE): Define.
8002 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8004 2009-04-28 Ira Rosen <irar@il.ibm.com>
8006 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8007 Use REPORT_VECTORIZED_LOCATIONS instead
8008 REPORT_VECTORIZED_LOOPS.
8009 * tree-vectorizer.c (vect_verbosity_level): Make static.
8010 (vect_loop_location): Rename to vect_location.
8011 (vect_set_verbosity_level): Update comment.
8012 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8014 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8015 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8016 instead REPORT_UNVECTORIZED_LOOPS.
8017 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8018 and vect_loop_def to vect_external_def and vect_internal_def.
8019 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8020 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8021 REPORT_UNVECTORIZED_LOCATIONS.
8022 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8023 and vect_used_in_loop and to vect_unused_in_scope and
8025 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8026 (vect_verbosity_level): Remove declaration.
8027 (vect_analyze_operations): Likewise.
8028 (vect_analyze_stmt): Declare.
8029 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8030 REPORT_UNVECTORIZED_LOCATIONS.
8031 (vect_get_loop_niters): Fix indentation.
8032 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8033 (vect_analyze_loop_operations): New function.
8034 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8035 vect_analyze_operations.
8036 (vect_is_simple_reduction): Use new names.
8037 (vectorizable_live_operation, vect_transform_loop): Likewise.
8038 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8039 to specify whether the data references can be a part of interleaving
8041 (vect_analyze_data_ref_dependence): Use new names.
8042 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8043 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8044 * tree-vect-patterns.c (widened_name_p): Use new names.
8045 (vect_recog_dot_prod_pattern): Likewise.
8046 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8047 (process_use, vect_mark_stmts_to_be_vectorized,
8048 vect_model_simple_cost, vect_model_store_cost,
8049 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8050 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8051 vectorizable_operation, vectorizable_type_demotion,
8052 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8053 vectorizable_condition): Likewise.
8054 (vect_analyze_operations): Split into vect_analyze_loop_operations
8056 (vect_analyze_stmt): ... new function.
8057 (new_stmt_vec_info): Use new names.
8058 (vect_is_simple_use): Use new names and fix comment.
8059 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8060 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8062 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8065 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8066 and integer modes for x87 operands. Do not ICE for unsupported size,
8067 generate error instead. Generate error for unsupported operand types.
8068 ['z']: Do not handle HImode memory operands specially. Warning
8069 for floating-point operands. Fallthru to 'Z' for unsupported operand
8070 types. Do not ICE for unsupported size, generate error instead.
8071 (output_387_binary_op): Use %Z to output operands.
8072 (output_fp_compare): Ditto.
8073 (output_387_reg_move): Ditto.
8075 2009-04-28 Ben Elliston <bje@au.ibm.com>
8080 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8082 * builtins.c (c_strlen): Do not warn here.
8083 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8084 * c-common.c (pointer_int_sum): Take an explicit location.
8085 Warn about offsets out of bounds.
8086 * c-common.h (pointer_int_sum): Adjust declaration.
8088 2009-04-27 Ian Lance Taylor <iant@google.com>
8090 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8092 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8093 * df-core.c (df_set_flags): Change return type to int. Change
8094 type of old_flags to int.
8095 (df_clear_flags): Likewise.
8096 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8097 (df_get_conditional_uses): Likewise.
8098 * df.h (df_set_flags, df_clear_flags): Update declarations.
8099 * dwarf2out.c (struct indirect_string_node): Change type of form
8100 field to enum dwarf_form.
8101 (AT_string_form): Change return type to enum dwarf_form.
8102 * fixed-value.c (fixed_compare): Add cast to enum type.
8103 * fwprop.c (update_df): Change 0 to VOIDmode.
8104 * gensupport.c: Change 0 to UNKNOWN.
8105 * gimple.h (gimple_cond_code): Add cast to enum type.
8106 * haifa-sched.c (reemit_notes): Add cast to enum type.
8107 * hooks.c (hook_int_void_no_regs): Remove function.
8108 * hooks.h (hook_int_void_no_regs): Remove declaration.
8109 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8110 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8111 * real.c (real_arithmetic): Add cast to enum type.
8112 (real_compare): Likewise.
8113 * target.h (struct gcc_target): Change return type of
8114 branch_target_register_class to enum reg_class.
8115 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8116 default_branch_target_register_class.
8117 * targhooks.c (default_branch_target_register_class): New function.
8118 * targhooks.h (default_branch_target_register_class): Declare.
8119 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8120 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8122 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8124 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8125 vect_uninitialized_def. Change 0 to ERROR_MARK.
8126 * tree-vect-stmts.c (supportable_widening_operation): Don't
8127 initialize icode1 and icode2.
8128 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8129 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8131 (cmn_err_flag_specs): Change 0 to STD_C89.
8132 (cmn_err_char_table): Likewise.
8133 * config/arm/arm.c (get_arm_condition_code): Change type of code
8134 to enum arm_cond_code.
8135 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8136 (IWMMXT_BUILTIN2): Likewise.
8137 (neon_builtin_type_bits): Don't define typedef.
8138 (neon_builtin_datum): Change type of bits field to int.
8139 (arm_expand_neon_args): Add cast to enum type.
8140 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8142 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8144 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8146 * config/mips/mips.md (jal_macro): Return enum constant.
8147 (single_insn): Likewise.
8148 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8150 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8152 * config/s390/s390.c (s390_tune_flags): Change type to int.
8153 (s390_arch_flags): Likewise.
8154 (s390_handle_arch_option): Change flags field of struct pta to int.
8155 * config/s390/s390.h (s390_tune_flags): Update declaration.
8156 (s390_arch_flags): Likewise.
8157 * config/sh/sh.c (prepare_move_operands): Compare
8158 tls_symbolic_operand result with enum constant.
8159 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8160 (sh_expand_prologue): Add cast to enum type.
8161 (sh_expand_epilogue): Likewise.
8162 (tls_symbolic_operand): Change return type to enum tls_model.
8163 (fpscr_set_from_mem): Add cast to enum type.
8164 (legitimize_pic_address): Compare tls_symbolic_operand result with
8166 (sh_target_reg_class): Change return type to enum reg_class.
8167 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8169 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8170 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8171 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8172 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8173 (delayed_branch, tls_call_delay): Likewise.
8174 (eligible_for_sibcall_delay): Likewise.
8175 (eligible_for_return_delay): Likewise.
8176 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8177 (spu_expand_builtin_1): Likewise.
8179 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8180 for all types of conversions.
8181 (output_init_element): Issue -Wc++-compat warning if needed when
8182 initializing a bitfield with enum type.
8183 * c-parser.c (c_parser_expression): Set original_type to
8184 original_type of right hand operand of comman operator.
8186 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8188 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8190 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8191 * doc/cpp.texi (Standard Predefined Macros)
8192 (Implementation-defined behavior): Likewise.
8193 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8194 * doc/gimple.texi (GIMPLE Exception Handling)
8195 (@code{GIMPLE_ASSIGN}): Likewise.
8196 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8197 * doc/invoke.texi (Warning Options, Optimize Options)
8198 (AVR Options, Darwin Options): Likewise.
8199 (Optimize Options): Reformulate -fwhole-program description.
8200 * doc/loop.texi (Lambda): Likewise.
8201 * doc/md.texi (Output Template, Define Constraints)
8202 (Standard Names, Insn Splitting): Likewise.
8203 * doc/options.texi (Option properties): Likewise.
8204 * doc/passes.texi (Tree-SSA passes): Likewise.
8205 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8206 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8207 (File Names and DBX): Likewise.
8208 * doc/trouble.texi (Incompatibilities): Likewise.
8210 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8212 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8213 instruction is correct.
8215 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8217 Allow non-constant arguments to conversion intrinsics.
8218 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8219 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8220 * spu.c (print_operand): Handle 'v' and 'w'.
8221 (exp2_immediate_p, spu_gen_exp2): Define.
8222 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8223 spu_convtf_1): Update parameter descriptions.
8224 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8225 * constraints.md ('v', 'w'): New.
8226 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8228 (i2f, I2F): New define_mode_attr.
8229 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8230 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8231 fixuns_truncv4sfv4si2): Update to use mode attribute.
8232 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8233 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8234 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8235 patterns for combine.
8237 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8239 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8240 (cprop, hoist, pre, store_motion): New debug counters.
8241 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8242 is not an RTL pass anymore.
8243 (pass_profiling): Remove extern decl for pass removed in 2005.
8244 (pass_gcse, pass_jump_bypass): Remove.
8245 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8246 to 0 for clean state.
8247 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8248 * cse.c (gate_handle_cse_after_global_opts,
8249 rest_of_handle_cse_after_global_opts): New functions.
8250 (pass_cse_after_global_opts): New pass, does local CSE.
8251 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8252 (TV_CPROP): New timevar.
8253 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8254 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8255 (gcse_main, recompute_all_luids): Remove.
8256 (compute_hash_table_work): Call max_reg_num instead of reading
8258 (cprop_jump): Don't set run_jump_opt_after_gcse.
8259 (constprop_register): Always allow to alter jumps.
8260 (cprop_insn): Likewise.
8261 (do_local_cprop): Likewise.
8262 (local_cprop_pass): Likewise. Return non-zero if something changed.
8263 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8264 (find_implicit_sets): Add note about missed optimization opportunity.
8265 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8266 pass_rtl_cprop execute function.
8267 Don't bother tracking the pass number, each pass gets its own dumpfile
8269 Always allow to alter jumpsand bypass jumps.
8270 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8271 will just find no suitable set.
8272 (pre_edge_insert): Fix dumping, this function is for PRE only.
8273 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8274 pass_rtl_pre execute function.
8275 (hoist_code): Return non-zero if something changed. Keep track of
8276 substitutions and insertions for statistics gathering similar to PRE.
8277 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8278 called from the pass_rtl_hoist execute function. Show pass statistics.
8279 (compute_store_table): Use max_reg_num directly instead of using the
8280 formerly global max_gcse_regno.
8281 (build_store_vectors): Likewise.
8282 (replace_store_insn): Fix dumping.
8283 (store_motion): Rename to ...
8284 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8285 pass, called from the pass_rtl_store_motion execute function. Keep
8286 track of substitutions and insertions for statistics gathering similar
8288 (bypass_jumps): Remove, fold interesting bits into ...
8289 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8290 from the pass_rtl_cprop execute function.
8291 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8292 pass_jump_bypass): Remove.
8293 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8294 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8295 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8296 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8297 (gate_rtl_store_motion, execute_rtl_store_motion,
8298 pass_rtl_store_motion): New.
8299 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8300 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8301 * passes.c (init_optimization_passes): Remove pass_gcse and
8302 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8303 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8304 instead of pass_jump_bypass.
8306 2009-04-27 Richard Guenther <rguenther@suse.de>
8309 * gimplify.c (gimplify_expr): If we are required to create
8310 a temporary make sure it ends up as register.
8312 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8315 * config/i386/i386.c (construct_container): Don't call
8316 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8317 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8319 2009-04-27 Michael Matz <matz@suse.de>
8321 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8322 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8323 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8324 (dump_replaceable_exprs): Take a bitmap.
8325 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8327 (expand_gimple_basic_block): Likewise.
8328 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8329 replaceable_expressions member a bitmap.
8330 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8331 (mark_replaceable): Likewise.
8332 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8333 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8335 2009-04-27 Richard Guenther <rguenther@suse.de>
8337 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8338 (verify_stmts): Dispatch to gimple/type verification code.
8339 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8340 issue with call argument types.
8342 2009-04-27 Michael Matz <matz@suse.de>
8344 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8345 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8348 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8349 Eric Botcazou <ebotcazou@adacore.com>
8351 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8352 a label's basic block.
8353 (mark_target_live_regs): Tidy and rework obsolete comments.
8354 Change back DF problem to LIVE. If a label starts a basic block,
8355 assume that all registers that used to be live then still are.
8356 (init_resource_info): If a label starts a basic block, set its
8357 BLOCK_FOR_INSN accordingly.
8358 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8360 2009-04-27 Richard Guenther <rguenther@suse.de>
8362 * tree-flow-inline.h (function_ann): Remove.
8363 (get_function_ann): Likewise.
8364 * tree-dfa.c (create_function_ann): Remove.
8365 * tree-flow.h (struct static_var_ann_d): Remove.
8366 (struct function_ann_d): Likewise.
8367 (union tree_ann_d): Remove fdecl member.
8368 (function_ann_t): Remove.
8369 (function_ann, get_function_ann, create_function_ann): Remove
8372 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8374 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8376 2009-04-27 Jan Hubicka <jh@suse.cz>
8378 * ipa-pure-const.c (struct funct_state_d): New fields
8379 state_previously_known, looping_previously_known; remove
8380 state_set_in_source.
8381 (analyze_function): Use new fields.
8382 (propagate): Avoid assumption that state_set_in_source imply
8385 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8386 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8387 * cfgloop.h (finite_loop_p): Declare.
8389 2009-04-26 Michael Matz <matz@suse.de>
8391 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8393 2009-04-26 Michael Matz <matz@suse.de>
8395 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8396 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8397 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8398 pass_mark_used_blocks): Remove.
8399 * tree-optimize.c (pass_free_datastructures,
8400 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8401 * passes.c (init_optimization_passes): Don't call
8402 pass_mark_used_blocks, remove dead code.
8404 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8406 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8407 * tree-ssa-live.h (register_ssa_partition): Likewise.
8409 2009-04-26 Michael Matz <matz@suse.de>
8412 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8413 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8414 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8416 (compare_pairs): Swap cost comparison.
8417 (coalesce_ssa_name): Don't use change_partition_var.
8418 * tree-nrv.c (struct nrv_data): Add modified member.
8419 (finalize_nrv_r): Set it.
8420 (tree_nrv): Use it to update statements.
8421 (pass_nrv): Require PROP_ssa.
8422 * tree-mudflap.c (mf_decl_cache_locals,
8423 mf_build_check_statement_for): Use make_rename_temp.
8424 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8425 * alias.c (find_base_decl): Handle SSA names.
8426 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8427 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8428 * rtl.h (set_reg_attrs_for_parm): Declare.
8429 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8430 to "optimized", remove unused locals at finish.
8431 (execute_free_datastructures): Make global, call
8432 delete_tree_cfg_annotations.
8433 (execute_free_cfg_annotations): Don't call
8434 delete_tree_cfg_annotations.
8436 * ssaexpand.h: New file.
8437 * expr.c (toplevel): Include ssaexpand.h.
8438 (expand_assignment): Handle SSA names the same as register variables.
8439 (expand_expr_real_1): Expand SSA names.
8440 * cfgexpand.c (toplevel): Include ssaexpand.h.
8441 (SA): New global variable.
8442 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8443 (SSAVAR): New macro.
8444 (set_rtl): New helper function.
8445 (add_stack_var): Deal with SSA names, use set_rtl.
8446 (expand_one_stack_var_at): Likewise.
8447 (expand_one_stack_var): Deal with SSA names.
8448 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8449 before unique numbers.
8450 (expand_stack_vars): Use set_rtl.
8451 (expand_one_var): Accept SSA names, add asserts for them, feed them
8452 to above subroutines.
8453 (expand_used_vars): Expand all partitions (without default defs),
8454 then only the local decls (ignoring those expanded already).
8455 (expand_gimple_cond): Remove edges when jumpif() expands an
8457 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8458 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8460 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8461 members of SA; deal with PARM_DECL partitions here; expand
8462 all PHI nodes, free tree datastructures and SA. Commit instructions
8463 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8464 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8465 info and statements at start, collect garbage at finish.
8466 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8467 (VAR_ANN_PARTITION) Remove.
8468 (change_partition_var): Don't declare.
8469 (partition_to_var): Always return SSA names.
8470 (var_to_partition): Only accept SSA names.
8471 (register_ssa_partition): Only check argument.
8472 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8474 (delete_var_map): Don't free it.
8475 (var_union): Only accept SSA names, simplify.
8476 (partition_view_init): Mark only useful SSA names as used.
8477 (partition_view_fini): Only deal with SSA names.
8478 (change_partition_var): Remove.
8479 (dump_var_map): Use ssa_name instead of partition_to_var member.
8480 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8482 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8483 (struct _elim_graph): New member const_dests; nodes member vector of
8485 (set_location_for_edge): New static helper.
8486 (create_temp): Remove.
8487 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8488 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8489 (new_elim_graph): Allocate const_dests member.
8490 (clean_elim_graph): Truncate const_dests member.
8491 (delete_elim_graph): Free const_dests member.
8492 (elim_graph_size): Adapt to new type of nodes member.
8493 (elim_graph_add_node): Likewise.
8494 (eliminate_name): Likewise.
8495 (eliminate_build): Don't take basic block argument, deal only with
8496 partition numbers, not variables.
8497 (get_temp_reg): New static helper.
8498 (elim_create): Use it, deal with RTL temporaries instead of trees.
8499 (eliminate_phi): Adjust all calls to new signature.
8500 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8501 (rewrite_trees): Only do checking.
8502 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8503 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8504 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8505 contains_tree_r, MAX_STMTS_IN_LATCH,
8506 process_single_block_loop_latch, analyze_edges_for_bb,
8507 perform_edge_inserts): Remove.
8508 (expand_phi_nodes): New global function.
8509 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8510 functions, initialize new parameter, remember partitions having a
8512 (finish_out_of_ssa): New global function.
8513 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8514 don't reset in_ssa_p here, don't disable TER when mudflap.
8515 (pass_del_ssa): Remove.
8516 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8518 (execute_free_datastructures): Declare.
8519 * Makefile.in (SSAEXPAND_H): New variable.
8520 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8521 * basic-block.h (commit_one_edge_insertion): Declare.
8522 * passes.c (init_optimization_passes): Move pass_nrv and
8523 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8524 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8525 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8526 (redirect_branch_edge): Deal with super block when expanding, split
8527 out jump patching itself into ...
8528 (patch_jump_insn): ... here, new static helper.
8530 2009-04-26 Michael Matz <matz@suse.de>
8532 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8533 beyond num_ssa_names.
8534 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8535 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8537 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8540 * fwprop.c (forward_propagate_asm): New function.
8541 (forward_propagate_and_simplify): Propagate also into __asm, if it
8542 doesn't increase the number of referenced registers.
8545 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8547 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8549 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8550 note_nonlocal_vla_type for nonlocal VLAs.
8551 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8552 contains_remapped_vars, remap_vla_decls): New functions.
8553 (convert_nonlocal_reference_stmt): If not optimizing, call
8554 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8555 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8556 if it wasn't found in var_map.
8557 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8558 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8559 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8561 * gimplify.c (nonlocal_vlas): New variable.
8562 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8564 (gimplify_body): Create and destroy nonlocal_vlas.
8566 * dwarf2out.c (loc_descr_plus_const): New function.
8567 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
8568 mem_loc_descriptor, loc_descriptor_from_tree_1,
8569 descr_info_loc, gen_variable_die): Use it.
8571 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
8572 !TREE_STATIC VAR_DECLs.
8573 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
8574 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
8575 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
8576 DECL_BY_REFERENCE is valid.
8577 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
8578 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
8579 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
8580 Copy DECL_BY_REFERENCE.
8581 (struct nesting_copy_body_data): New type.
8582 (nesting_copy_decl): New function.
8583 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
8584 if they have variable length.
8586 2009-04-26 Michael Matz <matz@suse.de>
8588 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
8589 mark new temporaries for renaming.
8591 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8594 * c-decl.c (global_bindings_p): Return negative value.
8595 (c_variable_size): New. Based on variable_size from
8597 (grokdeclarator): Call c_variable_size not variable_size.
8599 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
8601 * config/i386/i386.c (print_operand) ['z']: Fix typo.
8603 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
8605 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
8606 Redefine it to just use mingw/include.
8607 (ASM_SPEC): Rules for -m32 and -m64.
8608 (LINK_SPEC): Use Likewise.
8609 (SPEC_32): New define.
8610 (SPEC_64): Likewise.
8611 (SUB_LINK_SPEC): Likewise.
8612 (MULTILIB_DEFAULTS): New define.
8613 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
8614 Add multilib options.
8615 (MULTILIB_DIRNAMES): Likewise.
8616 (MULTILIB_OSDIRNAMES): Likewise.
8618 (INSTALL_LIBGCC): Likewise.
8620 2009-04-26 Joseph Myers <joseph@codesourcery.com>
8623 * c-tree.h (enum c_inline_static_type): New.
8624 (record_inline_static): Declare.
8625 * c-decl.c (struct c_inline_static, c_inline_statics,
8626 record_inline_static, check_inline_statics): New.
8627 (pop_file_scope): Call check_inline_statics.
8628 (start_decl): Call record_inline_static instead of pedwarning
8629 directly for static in inline function.
8630 * c-typeck.c (build_external_ref): Call record_inline_static
8631 instead of pedwarning directly for static referenced in inline
8634 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
8636 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
8637 not new but only being rescanned.
8638 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
8639 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
8640 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
8641 record_set_info, compute_set, grealloc): Remove.
8642 (recompute_all_luids): New function.
8643 (gcse_main): Don't compute sets, and don't do related memory
8644 allocations/free-ing. If something changed before the end of the
8645 pass, update LUIDs using recompute_all_luids.
8646 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
8647 (free_gcse_mem): Don't free it either.
8648 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
8649 Use the df insn LUIDs.
8650 (load_killed_in_block): Likewise.
8651 (compute_hash_table_work): Don't compute reg_set_in_block.
8652 (compute_transp): Use DF_REG_DEF_CHAINs.
8653 (local_cprop_pass): Don't use compute_sets and related functions.
8654 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
8655 Use get_max_uid() instead of max_cuid.
8656 (insert_insn_end_basic_block, pre_insert_copy_insn,
8657 update_ld_motion_stores): Don't try to
8658 keep reg_set tables up to date.
8659 (pre_insert_copies): Use df insn LUIDs.
8660 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
8661 (reg_set_info): Don't use extra bitmap argument.
8662 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
8663 information to compute regs_set_in_block.
8664 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
8665 (bypass_jumps): Don't use compute_sets and friends.
8667 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8670 * opts.c (undocumented_msg): Do not leave blank even with
8673 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8675 * c-decl.c (build_enumerator): Allow values folding to integer
8676 constants but not integer constant expressions with a pedwarn if
8679 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8682 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
8683 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
8684 type is an integer constant.
8686 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8689 * config/i386/i386.c (print_operand) ['z']: Revert handling of
8692 2009-04-25 Joseph Myers <joseph@codesourcery.com>
8695 * c-decl.c (grokdeclarator): Diagnose declarations of functions
8696 with variably modified return type and no storage class
8697 specifiers, except for the case of nested functions. Distinguish
8698 extern declarations of functions with variably modified return
8699 types from those of objects with variably modified types.
8701 2009-04-25 Jan Hubicka <jh@suse.cz>
8703 * tree.c (list_equal_p): New function.
8704 * tree.h (list_equal_p): Declare.
8705 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8706 basic_block_def, basic_block, const_basic_block): New.
8707 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
8708 (redirect_eh_edge): New function.
8709 (make_eh_edge_update_phi): EH edges are not abnormal.
8710 * except.c: Include tree-flow.h.
8711 (list_match): New function.
8712 (eh_region_replaceable_by_p): New function.
8713 (replace_region): New function.
8714 (hash_type_list): New function.
8715 (hash_eh_region): New function.
8716 (eh_regions_equal_p): New function.
8717 (merge_peers): New function.
8718 (remove_unreachable_regions): Verify EH tree when checking;
8720 (copy_eh_region_1): New function.
8721 (copy_eh_region): New function.
8722 (push_reachable_handler): New function.
8723 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
8724 regions without label but with live RESX.
8725 * except.h (redirect_eh_edge_to_label): New.
8726 * tree-flow.h (redirect_eh_edge): New.
8727 * coretypes.h (edge_def, edge, const_edge, basic_block_def
8728 basic_block_def, basic_block, const_basic_block): Remove.
8729 * Makefile.in (except.o): Add dependency on tree-flow.h
8730 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
8731 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
8734 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
8737 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
8738 on the destination of memcpy.
8740 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
8742 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
8743 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
8744 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
8746 2009-04-25 Jan Hubicka <jh@suse.cz>
8748 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
8749 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
8750 to be reached by different label than left.
8751 (update_eh_edges): Update comment; remove edge_to_remove if possible
8752 and return true if suceeded.
8753 (cleanup_empty_eh): Accept sharing map; handle shared regions.
8754 (cleanup_eh): Compute sharing map.
8755 * except.c (remove_eh_handler_and_replace): Add argument if we should
8757 (remove_unreachable_regions): Update for label sharing.
8758 (label_to_region_map): Likewise.
8759 (get_next_region_sharing_label): New function.
8760 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
8762 (remove_eh_handler): Update.
8763 (remove_eh_region_and_replace_by_outer_of): New function.
8764 * except.h (struct eh_region): Add next_region_sharing_label.
8765 (remove_eh_region_and_replace_by_outer_of,
8766 get_next_region_sharing_label): Declare.
8767 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
8769 2009-04-25 Jan Hubicka <jh@suse.cz>
8771 * tree-cfg.c (split_critical_edges): Split also edges where we can't
8772 insert code even if they are not critical.
8774 2009-04-25 Jan Hubicka <jh@suse.cz>
8776 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8777 (gimple_can_remove_branch_p): EH edges won't remove branch by
8779 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
8780 updating of non-abnormal EH edges.
8781 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
8782 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
8783 (split_critical_edges): Split also edges where emitting code on them
8784 will lead to splitting later.
8786 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
8787 H.J. Lu <hongjiu.lu@intel.com>
8790 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
8791 the configured assembler supports fildq and fistpq mnemonics.
8792 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
8793 * configure: Regenerated.
8796 * config/i386/i386.c (print_operand): Handle 'Z'.
8797 ['z']: Remove handling of special fild/fist suffixes.
8798 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
8799 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
8800 suffix of fild insn.
8801 (*floatsi<mode>2_vector_mixed): Ditto.
8802 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
8803 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
8804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
8805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
8806 * config/i386/gas.h (GAS_MNEMONICS): Remove.
8808 2009-04-25 Ben Elliston <bje@au.ibm.com>
8810 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
8811 the source of a set operation.
8813 2009-04-25 Anatoly Sokolov <aesok@post.ru>
8815 * target.h (struct gcc_target): Add case_values_threshold field.
8816 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
8817 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
8818 * targhooks.c (default_case_values_threshold): New function.
8819 * targhooks.h (default_case_values_threshold): Declare function.
8820 * stmt.c (expand_case): Use case_values_threshold target hook.
8821 * expr.h (case_values_threshold): Remove declartation.
8822 * expr.c (case_values_threshold): Remove function.
8823 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
8825 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
8826 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8827 (avr_case_values_threshold): Declare as static.
8828 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
8830 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
8831 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
8832 (mn10300_case_values_threshold): New function.
8834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8836 * ira.c (setup_cover_and_important_classes): Add enum cast.
8838 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
8840 * genpreds.c (write_enum_constraint_num): Output definition of
8841 CONSTRAINT_NUM_DEFINED_P macro.
8842 * ira.c (setup_cover_and_important_classes): Use
8843 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
8845 2009-04-24 DJ Delorie <dj@redhat.com>
8847 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
8848 __SH2A_SINGLE_ONLY__ also.
8850 2009-04-24 Steve Ellcey <sje@cup.hp.com>
8852 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
8853 (movdf_internal): Ditto.
8854 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
8855 SFmode and DFmode constants.
8856 (ia64_print_operand): Add 'G' format for printing
8857 floating point constants.
8859 2009-04-24 Richard Guenther <rguenther@suse.de>
8861 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
8862 from unsigned additions.
8864 2009-04-24 Joseph Myers <joseph@codesourcery.com>
8866 * c-typeck.c (set_init_index): Allow array designators that are
8867 not integer constant expressions with a pedwarn if pedantic.
8869 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8871 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
8872 zero if no overlap in nonzero bits between the operands.
8874 2009-04-24 Ian Lance Taylor <iant@google.com>
8876 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
8877 (record_dead_and_set_regs): Likewise.
8878 * df.h (struct df_mw_hardreg): Change flags field to int.
8879 (struct df_base_ref): Likewise.
8880 (struct df): Change changeable_flags field to int.
8881 * df-scan.c (df_defs_record): Change clobber_flags to int.
8882 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
8883 constants rather than #define macros.
8884 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
8885 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
8886 (enum dwarf_calling_convention): Likewise.
8887 (enum dwarf_line_number_x_ops): Likewise.
8888 (enum dwarf_call_frame_info): Likewise.
8889 (enum dwarf_source_language): Likewise.
8890 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
8891 (add_calling_convention_attribute): Likewise.
8892 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
8893 (combine_comparisons): Change compcode to int. Add cast to enum type.
8894 * genrecog.c (maybe_both_true_2): Change c to int.
8895 (write_switch): Likewise. Add cast to enum type.
8896 * gimplify.c (gimplify_omp_for): Handle return values from
8897 gimplify_expr using MIN rather than bitwise or.
8898 (gimplify_expr): Add cast to enum type.
8899 * ipa-prop.c (update_jump_functions_after_inlining): Change
8900 IPA_BOTTOM to IPA_JF_UNKNOWN.
8901 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
8902 Add casts to enum type.
8903 (setup_cover_and_important_classes): Change cl to int. Add casts
8905 (setup_class_translate): Change cl and mode to int.
8906 (ira_init_once): Change mode to int.
8907 (free_register_move_costs): Likewise.
8908 (setup_prohibited_mode_move_regs): Add casts to enum type.
8909 * langhooks.c (add_builtin_function_common): Rework assertion that
8910 value fits bitfield.
8911 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
8912 * omega.c (omega_do_elimination): Avoid math on enum types.
8913 * optabs.c (expand_vec_shift_expr): Remove casts to int.
8914 * opts.c (set_debug_level): Change 2 to enum constant. Use new
8915 int local to handle integral_argment value.
8916 * regmove.c (try_auto_increment): Change PUT_MODE to
8918 * reload.c (push_secondary_reload): Add casts to enum type.
8919 (secondary_reload_class, find_valid_class): Likewise.
8920 * reload1.c (emit_input_reload_insns): Likewise.
8921 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8922 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8923 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8925 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8926 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8928 (expand_complex_libcall): Add casts to enum type.
8929 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8930 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8931 with ERROR_MARK, not NUM_TREE_CODES.
8932 (vect_create_epilog_for_reduction): Likewise.
8933 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8934 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8935 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8937 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8938 vect_unused_in_loop. Change 0 to loop_vect.
8939 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8940 * var-tracking.c (get_init_value): Change return type to enum
8942 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8943 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8945 (arm_override_options): Add casts to enum type.
8946 (arm_emit_tls_decoration): Likewise.
8947 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8949 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8950 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8951 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8953 * config/s390/s390.c (code_for_builtin_64): Change to array of
8955 (code_for_builtin_31): Likewise.
8956 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8958 * config/sparc/sparc.c (sparc_override_options): Change value
8959 field in struct code_model to enum cmodel. In initializer change
8960 0 to NULL and add cast to enum type.
8962 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8963 Change all callers. Issue a -Wc++-compat warning using
8964 lhs_origtype if necessary.
8965 (convert_for_assignment): Issue -Wc++-compat warnings about
8966 invalid conversions to enum type on assignment.
8967 * c-common.h (build_modify_expr): Update declaration.
8969 2009-04-24 Nick Clifton <nickc@redhat.com>
8971 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8972 (function_arg_advance): Likewise.
8973 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8976 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8978 * config/s390/constraints.md ('I', 'J'): Fix condition.
8980 2009-04-24 Diego Novillo <dnovillo@google.com>
8982 * gengtype-parse.c (parse_error): Add newline after message.
8984 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8986 * config/i386/sse.md (avxmodesuffixs): Removed.
8987 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8988 (*avx_pinsr<ssevecsize>): This.
8990 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8992 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8993 follow chains of regs with a single definition, and allow expressions
8994 that are function_invariant_p.
8995 (simple_rhs_p): Allow expressions that are function_invariant_p.
8997 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9000 * fold-const.c (fold_cond_expr_with_comparison): When folding
9001 > and >= to MAX, make sure the MAX uses the same type as the
9002 comparison's operands.
9004 2009-04-24 Nick Clifton <nickc@redhat.com>
9006 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9007 addressing for DImode accesses.
9008 (frv_print_operand_address): Handle PLUS case.
9009 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9011 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9013 PR rtl-optimization/39794
9014 * alias.c (canon_true_dependence): Add x_addr argument.
9015 * rtl.h (canon_true_dependence): Adjust prototype.
9016 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9017 * cselib.c (cselib_invalidate_mem): Likewise.
9018 * gcse.c (compute_transp): Likewise.
9019 * dse.c (scan_reads_nospill): Likewise.
9020 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9021 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9022 canon_base_addr of the group, plus optional offset.
9023 (struct group_info): Rename canon_base_mem to
9025 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9026 canon_rtx of base_mem.
9028 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9030 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9031 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9033 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9035 * config/spu/spu-builtins.h: Delete file.
9037 * config/spu/spu.h (enum spu_builtin_type): Move here from
9039 (struct spu_builtin_description): Likewise. Add GTY marker.
9040 Do not use enum spu_function_code or enum insn_code.
9041 (spu_builtins): Add extern declaration.
9043 * config/spu/spu.c: Do not include "spu-builtins.h".
9044 (enum spu_function_code, enum spu_builtin_type_index,
9045 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9046 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9047 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9048 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9049 (spu_builtin_types): Make static. Add GTY marker.
9050 (spu_builtins): Add extern declaration with GTY marker.
9053 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9054 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9055 Check programmatically whether all parameters are scalar.
9057 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9059 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9061 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9062 assignment from the constructor either if the target is volatile.
9064 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9066 * config/arm/arm.md (insv): Do not share operands[0].
9068 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9070 * config/vxlib-tls.c (active_tls_threads): Delete.
9071 (delete_hook_installed): New.
9072 (tls_delete_hook): Don't delete the delete hook.
9073 (tls_destructor): Delete it here.
9074 (__gthread_set_specific): Adjust installing the delete hook.
9075 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9076 __gthread_leave_tsd_dtor_context.
9078 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9080 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9082 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9084 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9086 (alpha_rtx_costs): Ditto.
9087 (emit_unlikely_jump): Use add_reg_note.
9088 (emit_frame_store_1): Ditto.
9089 (alpha_expand_prologue): Ditto.
9090 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9091 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9093 2009-04-23 Nick Clifton <nickc@redhat.com>
9095 * config/v850/v850.md (epilogue): Remove suppressed code.
9096 (return): Rename to return_simple and remove test of frame size.
9097 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9098 to gen_return_simple.
9100 2009-04-22 Jing Yu <jingyu@google.com>
9103 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9105 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9108 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9109 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9110 value is a VECTOR_CST, the element type is the element type of the
9113 2009-04-22 DJ Delorie <dj@redhat.com>
9115 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9117 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9119 * alias.c (find_base_term): Move around LO_SUM case, so that
9120 CONST falls through into PLUS/MINUS handling.
9123 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9124 into 0, use omit_one_operand.
9126 2009-04-23 Ben Elliston <bje@au.ibm.com>
9128 * config/rs6000/linux-unwind.h (get_regs): Remove type
9129 puns. Change the type of `pc' to an array of unsigned ints and
9130 update all users. Constify frame24.
9132 2009-04-22 DJ Delorie <dj@redhat.com>
9134 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9135 declarations before code.
9136 (current_function_special_page_vector): Likewise.
9137 (m32c_expand_insv): Silence a warning.
9139 2009-04-21 Taras Glek <tglek@mozilla.com>
9141 * alias.c: Update GTY annotations to new syntax.
9142 * basic-block.h: Likewise.
9143 * bitmap.h: Likewise.
9144 * c-common.h: Likewise.
9145 * c-decl.c: Likewise.
9146 * c-parser.c: Likewise.
9147 * c-pragma.c: Likewise.
9148 * c-tree.h: Likewise.
9149 * cfgloop.h: Likewise.
9150 * cgraph.h: Likewise.
9151 * config/alpha/alpha.c: Likewise.
9152 * config/arm/arm.h: Likewise.
9153 * config/avr/avr.h: Likewise.
9154 * config/bfin/bfin.c: Likewise.
9155 * config/cris/cris.c: Likewise.
9156 * config/darwin.c: Likewise.
9157 * config/frv/frv.c: Likewise.
9158 * config/i386/i386.c: Likewise.
9159 * config/i386/i386.h: Likewise.
9160 * config/i386/winnt.c: Likewise.
9161 * config/ia64/ia64.h: Likewise.
9162 * config/iq2000/iq2000.c: Likewise.
9163 * config/mips/mips.c: Likewise.
9164 * config/mmix/mmix.h: Likewise.
9165 * config/pa/pa.c: Likewise.
9166 * config/pa/pa.h: Likewise.
9167 * config/rs6000/rs6000.c: Likewise.
9168 * config/s390/s390.c: Likewise.
9169 * config/sparc/sparc.c: Likewise.
9170 * config/xtensa/xtensa.c: Likewise.
9171 * cselib.h: Likewise.
9172 * dbxout.c: Likewise.
9173 * dwarf2out.c: Likewise.
9174 * except.c: Likewise.
9175 * except.h: Likewise.
9176 * fixed-value.h: Likewise.
9177 * function.c: Likewise.
9178 * function.h: Likewise.
9179 * gimple.h: Likewise.
9180 * integrate.c: Likewise.
9181 * optabs.c: Likewise.
9182 * output.h: Likewise.
9185 * stringpool.c: Likewise.
9186 * tree-data-ref.c: Likewise.
9187 * tree-flow.h: Likewise.
9188 * tree-scalar-evolution.c: Likewise.
9189 * tree-ssa-address.c: Likewise.
9190 * tree-ssa-alias.h: Likewise.
9191 * tree-ssa-operands.h: Likewise.
9194 * varasm.c: Likewise.
9195 * varray.h: Likewise.
9197 * coretypes.h: Do not define GTY macro if it is already defined.
9198 * doc/gty.texi: Update GTY documentation to new syntax.
9199 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9200 annotations on structs.
9201 * gengtype-parse.c: Likewise.
9203 2009-04-22 Mark Heffernan <meheff@google.com>
9205 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9207 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9209 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9212 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9214 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9215 the same as a PLUS without a shift. Increase the cost of a
9218 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9220 * Makefile.in: Update dependencies.
9221 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9222 * errors.h: Remove bogus comment about compatibility.
9223 (warning): Update declaration.
9224 * genautomata.c: Update all calls to warning.
9225 * gimple.c: Do not include errors.h. Include toplev.h.
9226 * tree-ssa-structalias.c: Do not include errors.h.
9227 * omega.c: Likewise.
9228 * tree-ssa-reassoc.c: Likewise.
9229 * config/spu/spu-c.c: Likewise.
9230 * config/spu/t-spu-elf: Update dependencies.
9232 2009-04-22 Richard Guenther <rguenther@suse.de>
9234 PR tree-optimization/39824
9235 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9236 make sure the types are compatible.
9238 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9241 * c-common.c (c_parse_error): Take a token_flags parameter.
9242 Use token_type for the token type instead.
9243 Pass token_flags to cpp_type2name.
9244 * c-common.h (c_parse_error): Update declaration.
9245 * c-parser.c (c_parser_error): Pass 0 as token flags.
9247 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9249 PR rtl-optimization/39580
9250 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9252 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9254 * function.c (expand_function_end): Do not emit a jump to the "naked"
9255 return label for fall-through returns.
9256 * except.c (sjlj_emit_function_exit): Always place the call to the
9257 unregister function at the location installed by expand_function_end.
9259 2009-04-22 Richard Guenther <rguenther@suse.de>
9261 PR tree-optimization/39845
9262 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9263 (gen_inbound_check): Likewise.
9265 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9267 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9269 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9270 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9272 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9274 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9275 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9276 shift counts to avoid out-of-bounds array accesses.
9278 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9280 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9281 (Pmode): Move above.
9283 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9285 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9286 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9287 GET_CODE macro. Use IN_RANGE macro where appropriate.
9288 * config/alpha/alpha.h: Ditto.
9289 * config/alpha/alpha.md: Ditto.
9290 * config/alpha/constraints.md: Ditto.
9291 * config/alpha/predicates.md: Ditto.
9293 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9295 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9296 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9297 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9298 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9299 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9300 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9301 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9302 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9303 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9304 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9305 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9306 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9307 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9308 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9309 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9310 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9311 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9312 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9313 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9314 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9315 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9316 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9317 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9318 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9319 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9320 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9321 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9323 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9325 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9326 references from comments.
9327 * cfgbuild.c: (count_basic_blocks): Delete.
9328 (find_basic_blocks_1): Delete.
9329 (find_basic_blocks): Delete.
9330 * except.c (finish_eh_generation): Make static. Move comment from
9331 except.h here. Remove find_basic_blocks references from comments.
9332 * except.h (finish_eh_generation): Delete.
9333 * basic-block.h (find_basic_blocks): Delete.
9334 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9336 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9338 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9339 (sdbout_parms): Likewise.
9341 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9343 * config/sh/sh.c (prepare_cbranch_operands): Use
9344 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9345 (expand_cbranchdi4): Likewise.
9346 (from_compare): Add cast to enum type.
9347 (expand_cbranchsi4): Use add_reg_note.
9348 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9349 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9350 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9351 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9352 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9353 instead of CODE_FOR_nothing.
9354 (cbranchdi4): Likewise. Fix the order of arguments for
9356 (push_fpscr): Use add_reg_note.
9357 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9358 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9360 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9362 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9363 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9364 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9365 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9366 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9367 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9368 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9369 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9370 config/alpha/x-vms, config/arc/t-arc,
9371 config/arm/README-interworking, config/arm/arm-c.c,
9372 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9373 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9374 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9375 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9376 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9377 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9378 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9379 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9380 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9381 config/cris/t-elfmulti, config/crx/t-crx,
9382 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9383 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9384 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9385 config/h8300/t-h8300, config/i386/athlon.md,
9386 config/i386/darwin-libgcc.10.4.ver,
9387 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9388 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9389 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9390 config/i386/t-linux64, config/i386/t-nwld,
9391 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9392 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9393 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9394 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9395 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9396 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9397 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9398 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9399 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9400 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9401 config/m68k/t-uclinux, config/mcore/t-mcore,
9402 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9403 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9404 config/mips/crtn.asm, config/mips/irix-crti.asm,
9405 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9406 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9407 config/mips/mips-fixed.md, config/mips/sb1.md,
9408 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9409 config/mips/t-iris6, config/mips/t-isa3264,
9410 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9411 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9412 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9413 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9414 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9415 config/mn10300/t-linux, config/mn10300/t-mn10300,
9416 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9417 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9418 config/picochip/libgccExtras/clzsi2.asm,
9419 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9420 config/rs6000/darwin-libgcc.10.4.ver,
9421 config/rs6000/darwin-libgcc.10.5.ver,
9422 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9423 config/rs6000/t-aix43, config/rs6000/t-aix52,
9424 config/rs6000/t-darwin, config/rs6000/t-fprules,
9425 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9426 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9427 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9428 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9429 config/rs6000/t-rtems, config/rs6000/t-spe,
9430 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9431 config/score/t-score-elf, config/sh/divcost-analysis,
9432 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9433 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9434 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9435 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9436 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9437 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9438 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9439 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9440 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9441 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9442 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9443 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9444 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9445 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9446 * config/h8300/genmova.sh: Include copyright and license notices
9447 in generated output.
9448 * config/h8300/mova.md: Regenerate.
9449 * doc/install.texi2html: Include word "Copyright" in copyright
9450 notice and use name "Free Software Foundation, Inc.".
9451 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9452 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9453 ChangeLog-2007, ChangeLog-2008: Correct dates.
9455 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9457 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9458 NE_EXPR operations as well.
9459 * c-parser.c (c_parser_condition): Do not set location information on
9461 (c_parser_conditional_expression): Likewise.
9462 (c_parser_binary_expression): Set location information on operators.
9463 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9464 TRUTH_NOT_EXPR has been folded.
9465 * fold-const.c (fold_truth_not_expr): Copy location information from
9466 the incoming expression to the outgoing one.
9467 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9468 recursive calls on the LHS of the operator but pass that of the
9469 operator to recursive calls on the RHS of the operator. Set it
9471 (shortcut_cond_expr): Set the locus of the operator on the second
9472 COND_EXPR and that of the expression on the first in degenerate cases.
9473 Pass the locus of the expression to calls to shortcut_cond_r.
9474 Set the locus of the 'then' block on the associated jump, if any.
9475 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9476 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9477 expression to call to gimplify_boolean_expr.
9479 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9481 * config.gcc: Add additional configuration for
9482 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9483 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9484 (CPP_SPEC): Redefine for allowing -municode option.
9485 (STARTFILE_SPEC): Likewise.
9486 * config/i386/t-mingw-w64: New.
9487 * config/i386/mingw-w64.opt: New.
9488 (municode): Add new target option.
9489 * doc/invoke.texi (municode): Add documentation for new option.
9491 2009-04-21 Ian Lance Taylor <iant@google.com>
9493 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9494 Correct test for number of arguments.
9495 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9497 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9499 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9500 argument of emit_library_call.
9502 2009-04-21 Richard Guenther <rguenther@suse.de>
9505 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9506 inside VIEW_CONVERT_EXPRs.
9508 2009-04-21 Martin Jambor <mjambor@suse.cz>
9510 * tree-switch-conversion.c (build_constructors): Split a long line.
9511 (constructor_contains_same_values_p): New function.
9512 (build_one_array): Create assigns of constants if possible, do not
9513 call mark_sym_for_renaming, call update_stmt.
9514 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9515 make_rename_temp. Do not call mark_symbols_for_renaming, call
9517 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9518 find_new_referenced_vars, call update_stmt.
9519 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9520 instead of calling make_rename_temp. Do not call
9521 find_new_referenced_vars or mark_symbols_for_renaming, call
9524 2009-04-21 Richard Guenther <rguenther@suse.de>
9526 PR tree-optimization/39827
9527 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9528 (tree_ssa_phiprop): Pass the correct array size.
9530 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9532 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9534 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9537 * c-typeck.c (lvalue_p): Move declaration ...
9538 * c-common.h (lvalue_p): ... to here.
9539 * c-common.c (candidate_equal_p): New.
9540 (add_tlist): Use it.
9541 (merge_tlist): Use it.
9542 (warn_for_collisions_1): Likewise.
9543 (warning_candidate_p): Accept more candidates.
9544 (verify_tree): A warning candidate can be an expression. Use
9547 2009-04-21 Ben Elliston <bje@au.ibm.com>
9550 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9551 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9552 options. Remove -mcall-solaris documentation.
9554 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9557 * doc/invoke.texi (-Wlong-long): Update description.
9558 * c-lex (interpret_integer): Only warn if there was no previous
9559 overflow and -Wlong-long is enabled.
9560 * c-decl.c (declspecs_add_type): Drop redundant flags.
9561 * c.opt (Wlong-long): Init to -1.
9562 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9563 and front-end warn_long_long. Wlong-long only depends on other
9564 flags if it is uninitialized.
9565 * c-parser.c (disable_extension_diagnostics): warn_long_long is
9566 the same for CPP and FE.
9567 (restore_extension_diagnostics): Likewise.
9569 2009-04-20 Ian Lance Taylor <iant@google.com>
9571 Fix enum conversions which are invalid in C++:
9572 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
9573 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
9574 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
9575 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
9576 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
9577 (dbxout_parms): Likewise.
9578 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
9579 (df_clear_flags): Likewise.
9580 * df-problems.c (df_rd_bb_local_compute_process_def): Change
9581 top_flag parameter to int.
9582 (df_chain_create_bb_process_use): Likewise.
9583 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
9585 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
9586 (df_ref_create_structure, df_def_record_1): Likewise.
9587 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
9588 (df_notes_rescan): Change 0 to VOIDmode in function call.
9589 (df_get_call_refs, df_insn_refs_collect): Likewise.
9590 (df_bb_regs_collect): Likewise.
9591 (df_entry_block_defs_collect): Likewise.
9592 (df_exit_block_uses_collect): Likewise.
9593 * df.h: Update declarations.
9594 * double-int.c (double_int_divmod): Add cast to enum type.
9595 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
9596 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
9597 (based_loc_descr): Likewise.
9598 (loc_descriptor_from_tree_1): Change first_op and second_op to
9599 enum dwarf_location_atom. Add cast to enum type.
9600 * expmed.c (init_expmed): Change 0 to SET in function call.
9601 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
9602 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
9603 (do_store_flag): Likewise.
9604 * fixed-value.h (struct fixed_value): Change mode to enum
9606 * function.c (assign_parms): Change 0 to VOIDmode in function call.
9607 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
9609 (insert_insn_decl, insert_decl, insert_state): Likewise.
9610 (automata_list_finish): Likewise.
9611 * genrecog.c (process_define_predicate): Add cast to enum type.
9612 * gensupport.c (init_predicate_table): Add cast to enum type.
9613 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
9615 (gimple_build_call_1, gimple_build_label): Likewise.
9616 (gimple_build_goto, gimple_build_asm_1): Likewise.
9617 (gimple_build_switch_1, gimple_build_cdt): Likewise.
9618 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
9619 (enum fallback): Rename from enum fallback_t.
9620 (fallback_t): Typedef as int.
9621 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
9622 GSI_SAME_STMT in function call.
9623 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
9625 (setup_reg_class_relations): Likewise.
9626 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
9627 (setup_prohibited_class_mode_regs): Add cast to enum type.
9628 (setup_prohibited_mode_move_regs): Likewise.
9629 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
9630 (record_address_regs): Change i to enum reg_class.
9631 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
9632 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
9633 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
9634 (GET_MODE_2XWIDER_MODE): Likewise.
9635 (GET_CLASS_NARROWEST_MODE): Likewise.
9636 * omp-low.c (expand_omp_for): Add cast to enum type.
9637 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
9638 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
9639 * postreload.c (reload_cse_simplify_operands): Change rclass local
9641 * predict.c (combine_predictions_for_insn): Change best_predictor
9642 and predictor to enum br_predictor.
9643 (combine_predictions_for_bb): Likewise.
9644 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
9645 use SET_PREDICT_EXPR_OUTCOME.
9646 * real.c (real_arithmetic): Change icode to code in function call.
9647 * reginfo.c (init_move_cost): Add casts to enum type.
9648 (init_reg_sets_1, init_fake_stack_mems): Likewise.
9649 * regmove.c (regclass_compatible_p): Change class0 and class1 to
9651 * reload.c (find_valid_class): Add casts to enum type.
9652 (push_reload): Change 0 to NO_REGS in function call.
9653 (find_reloads): Change this_alternative to array of enum
9654 reg_class. Remove some now-unnecessary casts.
9655 (make_memloc): Change 0 to VOIDmode in function call.
9656 * reload1.c (reload): Change 0 to VOIDmode in function call.
9657 (eliminate_regs_1, elimination_effects): Likewise.
9658 (eliminate_regs_in_insn): Likewise.
9659 (emit_input_reload_insns): Add cast to enum type.
9660 (delete_output_reload): Change 0 to VOIDmode in function call.
9661 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
9662 to enum type in function call.
9663 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
9664 (SET_PREDICT_EXPR_OUTCOME): Define.
9665 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
9666 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
9667 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
9668 (dump_function): Likewise.
9669 * tree-dump.h: Update declarations.
9670 * tree-pass.h: Update declarations.
9671 * varasm.c (assemble_integer): Change mclass to enum mode_class.
9672 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
9674 (arm_rtx_costs_1): Correct parenthesization.
9675 (arm_rtx_costs): Add casts to enum type.
9676 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
9677 (vfp_emit_fstmd): Use add_rg_note.
9678 (emit_multi_reg_push, emit_sfm): Likewise.
9679 (thumb_set_frame_pointer): Likewise.
9680 (arm_expand_prologue): Likewise.
9681 (arm_regno_class): Change return type to enum reg_class.
9682 (thumb1_expand_prologue): Use add_reg_note.
9683 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
9684 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
9686 * config/arm/gentune.sh: Add cast to enum type.
9687 * config/arm/arm-tune.md: Rebuild.
9688 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
9689 (ix86_split_fp_branch, predict_jump): Likewise.
9690 (ix86_expand_multi_arg_builtin): Change sub_code from enum
9691 insn_code to enum rtx_code.
9692 (ix86_builtin_vectorized_function): Add cast to enum type.
9693 * config/i386/i386.md (truncdfsf2): Change slot to enum
9695 (truncxf<mode>2, isinf<mode>2): Likewise.
9696 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
9698 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
9699 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
9700 (insert_bundle_state): Change 1 to INSERT in function call.
9701 (ia64_add_bundle_selector_before): Likewise.
9702 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
9703 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
9704 (restore_stack_nonlocal): Likewise.
9705 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
9707 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
9709 (mips_rtx_costs): Likewise.
9710 (mips_override_options): Add casts to enum type.
9711 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
9713 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
9714 (store_reg, set_reg_plus_d): Likewise.
9715 (hppa_expand_prologue, hppa_profile_hook): Likewise.
9716 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
9718 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
9720 (emit_unlikely_jump): Use add_reg_note.
9721 (rs6000_emit_allocate_stack): Likewise.
9722 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
9723 (output_toc): Change 1 to INSERT in function call.
9724 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
9725 (rs6000_initialize_trampoline): Likewise.
9726 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
9728 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
9729 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
9730 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
9731 (save_gprs): Use add_reg_note.
9732 (s390_emit_prologue): Likewise.
9733 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9734 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
9735 (sparc_fold_builtin): Add cast to enum type.
9736 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
9738 (spu_expand_prologue): Use add_reg_note.
9739 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
9741 2009-04-20 Ian Lance Taylor <iant@google.com>
9743 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
9744 (c_parser_postfix_expression_after_primary): Get VEC for list of
9745 arguments. Get original types of arguments. Call
9746 build_function_call_vec.
9747 (cached_expr_list_1, cached_expr_list_2): New static variables.
9748 (c_parser_expr_list): Change return type to VEC *. Add
9749 p_orig_types parameter. Change all callers.
9750 (c_parser_release_expr): New static function.
9751 (c_parser_vec_to_tree_list): New static function.
9752 * c-typeck.c (build_function_call): Rewrite to build a VEC and
9753 call build_function_call_vec.
9754 (build_function_call_vec): New function, based on old
9755 build_function_call.
9756 (convert_arguments): Remove nargs and argarray parameters. Change
9757 values to a VEC. Add origtypes parameter.
9758 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
9759 (convert_for_assignment): Add origtype parameter. Change all
9760 callers. If warn_cxx_compat, check for conversion to an enum
9761 type when calling a function.
9762 (store_init_value): Add origtype parameter. Change all callers.
9763 (digest_init): Likewise.
9764 (struct init_node): Add origtype field.
9765 (add_pending_init): Add origtype parameter. Change all callers.
9766 (output_init_element): Likewise.
9767 (output_pending_init_elements): Pass origtype from init_node to
9768 output_init_element.
9769 (process_init_element): Pass origtype from c_expr to
9770 output_init_element.
9771 (c_finish_return): Add origtype parameter. Change all callers.
9772 * c-common.c (sync_resolve_size): Change params to VEC *. Change
9774 (sync_resolve_params): Likewise.
9775 (sync_resolve_return): Change params to first_param. Change caller.
9776 (resolve_overloaded_builtins): Change params to VEC *. Change
9777 callers. Save first parameter around call to build_function_call_vec.
9778 * c-decl.c (finish_decl): Add origtype parameter. Change all
9779 callers. Call build_function_call_vec rather than
9780 build_function_call for cleanup.
9781 * c-tree.h: Update declarations.
9782 * c-common.h: Update declarations.
9783 * stub-objc.c (objc_rewrite_function_call): Change parameter from
9784 params to first_param.
9785 * target.h (struct gcc_target): Change resolve_overloaded_builtin
9786 params parameter from tree to void *.
9787 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9788 Change arglist parameter to have type void *, and to be a pointer
9790 * config/rs6000/rs6000-protos.h
9791 (altivec_resolve_overloaded_builtin): Update declaration.
9792 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
9793 fnargs parameter to have type void *, and to be a pointer to a
9794 VEC. Call build_function_call_vec instead of
9795 build_function_call.
9796 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
9798 2009-04-20 Joey Ye <joey.ye@intel.com>
9799 Xuepeng Guo <xuepeng.guo@intel.com>
9800 H.J. Lu <hongjiu.lu@intel.com>
9802 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
9804 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
9805 (IX86_LEA_PRIORITY): Likewise.
9806 (distance_non_agu_define): New function.
9807 (distance_agu_use): Likewise.
9808 (ix86_lea_for_add_ok): Likewise.
9809 (ix86_dep_by_shift_count): Likewise.
9811 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
9812 should split for LEA.
9814 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
9816 (ix86_dep_by_shift_count): Likewise.
9818 2009-04-20 Richard Guenther <rguenther@suse.de>
9820 * expr.c (handled_component_p): Move ...
9821 * tree.h (handled_component_p): ... here.
9822 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
9823 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
9824 and REALPART_EXPR to be in one group.
9826 2009-04-20 Richard Guenther <rguenther@suse.de>
9828 * basic-block.h (get_all_dominated_blocks): Declare.
9829 * dominance.c (get_all_dominated_blocks): New function.
9830 * tree-cfg.c (get_all_dominated_blocks): Remove.
9831 (remove_edge_and_dominated_blocks): Adjust.
9832 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
9833 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
9834 instead of recursing.
9836 2009-04-20 Doug Kwan <dougkwan@google.com>
9838 * cgraph.h (cgraph_node_ptr): New type for vector functions.
9839 (struct cgraph_node_set_def): New type.
9840 (cgraph_node_set) New type. Also declare vector functions.
9841 (struct cgraph_node_set_element_def): New type.
9842 (cgraph_node_set_element): Ditto.
9843 (cgraph_node_set_iterator): New iterator type.
9844 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
9845 cgraph_node_set_remove, dump_cgraph_node_set,
9846 debug_cgraph_node_set): New prototypes.
9847 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
9848 cgraph_node_set_size): New inlines.
9849 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
9851 (struct ipa_opt_pass): Add struct cgraph_node_set_def
9852 argument to function 'write_summary'.
9853 * ipa.c: Include ggc.h.
9854 (hash_cgraph_node_set_element,
9855 eq_cgraph_node_set_element, cgraph_node_set_new,
9856 cgraph_node_set_add, cgraph_node_set_remove,
9857 cgraph_node_set_find, dump_cgraph_node_set,
9858 debug_cgraph_node_set): New functions.
9859 * Makefile.in (ipa.o): Add dependency on GGC_H.
9861 2009-04-20 Ira Rosen <irar@il.ibm.com>
9863 PR tree-optimization/39675
9864 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
9865 check of the return code of vect_schedule_slp. Check that
9866 stmt_vec_info still exists for the statement, before checking its
9869 2009-04-20 Michael Matz <matz@suse.de>
9871 * Makefile.in (generated_files): Take out $(simple_generated_c).
9873 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
9875 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
9876 (UINTPTR_TYPE): Likewise.
9878 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9881 * c-typeck.c (digest_init): Check for initializing an array with a
9884 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9887 * c-semantics.c (pop_stmt_list): Propagate
9888 STATEMENT_LIST_HAS_LABEL to parent statement list.
9890 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
9892 * config/mips/mips.h (mips_tune_attr): New macro.
9893 * config/mips/mips.md (cpu): Use it.
9895 2009-04-19 Joseph Myers <joseph@codesourcery.com>
9898 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
9901 2009-04-19 Diego Novillo <dnovillo@google.com>
9903 * toplev.c (compile_file): Move call to coverage_finish ...
9904 * cgraphunit.c (ipa_passes): ... here.
9905 Call cgraph_process_new_functions.
9906 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
9907 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
9909 2009-04-19 Jan Hubicka <jh@suse.cz>
9911 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
9913 (dump_cgraph_node): Dump can throw external flag.
9914 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9916 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9920 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9921 * common.opt (Wlogical-op): Move from here...
9922 * c.opt (Wlogical-op): ... to here.
9923 * c-typeck.c (parser_build_binary_op): Update call to
9924 warn_logical_operator.
9925 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9927 * c-common.c (warn_logical_op): Update.
9928 * c-common.h (warn_logical_op): Update declaration.
9930 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9932 * tree.c (protected_set_expr_location): Fix formatting.
9934 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9937 * c-typeck.c (readonly_warning): new.
9938 (build_unary_op, build_modify_expr): Use readonly_warning for
9939 storing into something readonly but not const-qualified.
9941 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9944 * c-typeck.c (build_unary_op): Check for taking address of
9945 expression of type void.
9947 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9950 * c-typeck.c (build_function_call): Check for calling a function
9951 with qualified void return types. Call require_complete_type when
9954 2009-04-18 Jan Hubicka <jh@suse.cz>
9956 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9958 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9959 can_throw_external flag.
9960 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9961 * ipa-pure-const.c (ignore_edge): New function.
9962 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9963 only over can_throw_external edges.
9964 (local_pure_const): Add nothrow flag.
9965 * ipa-utils.c (searchc): Add ignore_edge callback.
9966 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9967 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9968 (set_nothrow_function_flags): Update cgraph.
9969 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9971 2009-04-18 Richard Guenther <rguenther@suse.de>
9974 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9975 (fold_stmt): ... this and ...
9976 (fold_stmt_inplace): ... this.
9977 (fold_stmt_1): Fold references in calls and asms.
9978 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9980 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9982 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9983 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9985 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9987 * tree.c (function_args_count): Remove.
9988 * tree.h: Remove the prototype for function_args_count.
9990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9992 * tree-iterator.c (expr_only): Remove.
9993 * tree.h: Remove the prototype for expr_only.
9995 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9997 * reginfo.c (cannot_change_mode_set_regs): Remove.
9998 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10000 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10002 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10003 whether operands 0 and 1 overlaps.
10005 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10007 PR middle-end/36902
10008 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10009 pointer. Use warning_at instead of warning.
10010 (search_for_addr_array): Likewise.
10011 (check_array_bounds): Likewise.
10012 (check_all_array_refs): Check that the incoming edge is not in the
10013 list of edges to be removed.
10014 (check_all_array_refs): Avoid the temporal pointer.
10015 (vrp_visit_cond_stmt): Fix typo.
10016 (simplify_switch_using_ranges): Handle the case where the switch
10017 index is an integer constant.
10019 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10021 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10023 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10025 * doc/extend.texi, doc/invoke.texi: Fix typos.
10027 2009-04-17 Cary Coutant <ccoutant@google.com>
10029 * tree-flow-inline.h (get_lineno): Fix inverted test.
10031 2009-04-17 Diego Novillo <dnovillo@google.com>
10033 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10034 assertion for AVAIL_OUT.
10036 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10039 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10040 * config/sh/linux-atomic.asm: Likewise.
10042 2009-04-17 Diego Novillo <dnovillo@google.com>
10044 * except.c (debug_eh_tree): New.
10045 (struct eh_region, struct eh_status): Move ...
10046 * except.h: ... here.
10047 (add_type_for_runtime): Declare extern.
10048 (lookup_type_for_runtime): Likewise.
10049 (debug_eh_tree): Declare.
10050 * Makefile.in (GTFILES): List except.h before except.c
10052 2009-04-17 Diego Novillo <dnovillo@google.com>
10054 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10055 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10056 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10057 (find_vars_r): ... here.
10058 * tree-flow.h (find_referenced_vars_in): Declare.
10059 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10060 that AVAIL_OUT exists for BLOCK.
10061 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10062 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10063 (tree-parloops.o): Likewise.
10065 2009-04-17 Simon Baldwin <simonb@google.com>
10067 * toplev.c (default_tree_printer): Add handling for %E format.
10069 2009-04-17 Diego Novillo <dnovillo@google.com>
10071 * tree-pretty-print.c (dump_generic_node): Add break after
10072 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10073 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10074 FUNCTION_TYPE together. Call print_struct_decl when printing
10075 structures and TDF_SLIM is not given.
10076 (print_struct_decl): Fix logic for detecting recursion.
10078 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10081 * gcc.c (create_at_file): New.
10082 (compile_input_file_p): New.
10083 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10084 * main.c (main): Update call to toplev_main.
10085 * toplev.c (toplev_main): Change signature. Call expandargv.
10086 * toplev.h (toplev_main): Change signature.
10088 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10090 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10091 if the latter is not constant.
10093 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10095 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10097 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10099 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10100 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10102 2009-04-17 Richard Guenther <rguenther@suse.de>
10104 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10105 Handle component references view-converting an invariant address.
10107 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10109 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10110 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10111 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10112 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10113 Use @deftypevr rather than @deftypevar.
10115 2009-04-17 Richard Guenther <rguenther@suse.de>
10117 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10118 (get_prop_source_stmt): Likewise.
10119 (can_propagate_from): Likewise.
10121 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10123 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10124 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10125 (--with-multilib-list): Add default value.
10126 * configure: Regenerate.
10127 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10128 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10129 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10130 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10131 Don't add default cpu to multilib list unnecessarily, but do enable
10132 the relevant compiler option..
10133 Add support for --with-multilib-list=<blank> and
10134 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10135 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10136 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10137 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10138 TM_MULTILIB_CONFIG.
10139 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10140 (MULTILIB_OSDIRNAMES): New variable.
10141 * config/sh/t-1e: Delete file.
10142 * config/sh/t-mlib-sh1: Delete file.
10143 * config/sh/t-mlib-sh2: Delete file.
10144 * config/sh/t-mlib-sh2a: Delete file.
10145 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10146 * config/sh/t-mlib-sh2a-single: Delete file.
10147 * config/sh/t-mlib-sh2a-single-only: Delete file.
10148 * config/sh/t-mlib-sh2e: Delete file.
10149 * config/sh/t-mlib-sh3e: Delete file.
10150 * config/sh/t-mlib-sh4: Delete file.
10151 * config/sh/t-mlib-sh4-nofpu: Delete file.
10152 * config/sh/t-mlib-sh4-single: Delete file.
10153 * config/sh/t-mlib-sh4-single-only: Delete file.
10154 * config/sh/t-mlib-sh4a: Delete file.
10155 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10156 * config/sh/t-mlib-sh4a-single: Delete file.
10157 * config/sh/t-mlib-sh4a-single-only: Delete file.
10158 * config/sh/t-mlib-sh4al: Delete file.
10159 * config/sh/t-mlib-sh5-32media: Delete file.
10160 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10161 * config/sh/t-mlib-sh5-64media: Delete file.
10162 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10163 * config/sh/t-mlib-sh5-compact: Delete file.
10164 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10165 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10166 * doc/install.texi (Options specification): Add
10167 --with-multilib-list and --with-endian.
10169 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10171 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10173 (OBJS-common): Add plugin-version.o.
10174 (plugin-version.o): New.
10175 * gcc-plugin.h (plugin_gcc_version): New.
10176 (plugin_default_version_check): New.
10177 (plugin_init_func, plugin_init): Add version argument.
10178 * plugin-version.c: New.
10179 * plugin.c (str_plugin_gcc_version_name): New.
10180 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10181 pass it to the init function.
10182 (plugin_default_version_check): New.
10184 2009-04-17 Richard Guenther <rguenther@suse.de>
10186 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10187 for decl-vs-decl disambiguation.
10189 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10191 * config/s390/s390.h (s390_tune_attr): New macro definition.
10192 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10194 2009-04-17 Richard Guenther <rguenther@suse.de>
10196 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10197 (fold_stmt_r): Likewise.
10198 (maybe_fold_reference): New function.
10199 (fold_gimple_assign): Handle cases fold_stmt_r did.
10200 (fold_stmt): Do not use fold_stmt_r.
10201 (fold_stmt_inplace): Likewise.
10203 2009-04-17 Richard Guenther <rguenther@suse.de>
10205 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10206 (record_equivalences_from_stmt): Remove useless checks and
10208 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10209 the type is already suitable.
10211 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10213 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10215 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10217 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10218 (CMPtype): Define as __gcc_CMPtype.
10220 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10222 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10223 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10225 2009-04-17 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/39746
10228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10229 special-casing for builtins and static variable use/def.
10230 (call_may_clobber_ref_p_1): Likewise.
10232 2009-04-16 Ian Lance Taylor <iant@google.com>
10234 * df.h: Include "timevar.h".
10235 (struct df_problem): Change tv_id field to timevar_id_t.
10236 * tree-pass.h: Include "timevar.h".
10237 (struct opt_pass): Change tv_id field to timevar_id_t.
10238 * timevar.h (timevar_id_t): Define TV_NONE.
10239 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10240 TV_NONE rather than tv_id != 0.
10241 (execute_one_pass): Likewise.
10242 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10243 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10244 dependencies to $(TREE_PASS_H).
10245 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10247 (pass_branch_target_load_optimize2): Likewise.
10248 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10249 (pass_outof_cfg_layout_mode): Likewise.
10250 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10251 (pass_rebuild_cgraph_edges): Likewise.
10252 (pass_remove_cgraph_callee_edges): Likewise.
10253 * df-core.c (pass_df_initialize_opt): Likewise.
10254 (pass_df_initialize_no_opt): Likewise.
10255 (pass_df_finish): Likewise.
10256 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10257 * except.c (pass_set_nothrow_function_flags): Likewise.
10258 (pass_convert_to_eh_region_ranges): Likewise.
10259 * final.c (pass_compute_alignments): Likewise.
10260 * function.c (pass_instantiate_virtual_regs): Likewise.
10261 (pass_init_function): Likewise.
10262 (pass_leaf_regs): Likewise.
10263 (pass_match_asm_constraints): Likewise.
10264 * gimple-low.c (pass_lower_cf): Likewise.
10265 (pass_mark_used_blocks): Likewise.
10266 * init-regs.c (pass_initialize_regs): Likewise.
10267 * integrate.c (pass_initial_value_sets): Likewise.
10268 * ira.c (pass_ira): Likewise.
10269 * jump.c (pass_cleanup_barriers): Likewise.
10270 * omp-low.c (pass_expand_omp): Likewise.
10271 (pass_lower_omp): Likewise.
10272 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10273 * recog.c (pass_split_all_insns): Likewise.
10274 (pass_split_after_reload): Likewise.
10275 (pass_split_before_regstack): Likewise.
10276 (pass_split_before_sched2): Likewise.
10277 (pass_split_for_shorten_branches): Likewise.
10278 * reginfo.c (pass_reginfo_init): Likewise.
10279 (pass_subregs_of_mode_init): Likewise.
10280 (pass_subregs_of_mode_finish): Likewise.
10281 * passes.c (pass_postreload): Likewise.
10282 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10283 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10284 (pass_warn_function_return): Likewise.
10285 (pass_warn_function_noreturn): Likewise.
10286 * tree-complex.c (pass_lower_complex): Likewise.
10287 (pass_lower_complex_O0): Likewise.
10288 * tree-if-conv.c (pass_if_conversion): Likewise.
10289 * tree-into-ssa.c (pass_build_ssa): Likewise.
10290 * tree-mudflap.c (pass_mudflap_1): Likewise.
10291 (pass_mudflap_2): Likewise.
10292 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10293 (pass_mudflap_2): Likewise.
10294 * tree-nrv.c (pass_return_slot): Likewise.
10295 * tree-object-size.c (pass_object_sizes): Likewise.
10296 * tree-optimize.c (pass_all_optimizations): Likewise.
10297 (pass_early_local_passes): Likewise.
10298 (pass_all_early_optimizations): Likewise.
10299 (pass_cleanup_cfg): Likewise.
10300 (pass_cleanup_cfg_post_optimizing): Likewise.
10301 (pass_free_datastructures): Likewise.
10302 (pass_free_cfg_annotations): Likewise.
10303 (pass_fixup_cfg): Likewise.
10304 (pass_init_datastructures): Likewise.
10305 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10306 (pass_late_warn_uninitialized): Likewise.
10307 (pass_update_address_taken): Likewise.
10308 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10309 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10310 (pass_cse_sincos): Likewise.
10311 (pass_convert_to_rsqrt): Likewise.
10312 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10313 * tree-stdarg.c (pass_stdarg): Likewise.
10314 * tree-tailcall.c (pass_tail_recursion): Likewise.
10315 (pass_tail_calls): Likewise.
10316 * tree-vect-generic.c (pass_lower_vector): Likewise.
10317 (pass_lower_vector_ssa): Likewise.
10318 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10320 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10322 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10324 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10326 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10327 logical and signext.
10329 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10332 * config/sh/predicates.md (arith_operand): Check if the operand
10333 of TRUNCATE is a REG.
10335 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10337 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10338 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10342 * tree-iterator.c (tsi_split_statement_list_after,
10343 tsi_split_statement_list_before): Remove.
10344 * tree-iterator.h: Remove the prototypes for
10345 tsi_split_statement_list_after and tsi_split_statement_list_before.
10347 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10349 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10350 * tree-ssa-propagate.h: Remove the prototype for
10351 stmt_makes_single_load.
10353 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10355 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10356 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10358 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10360 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10362 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10364 * except.c (eh_region_outer_p): Remove.
10365 * except.h: Remove the prototype for eh_region_outer_p.
10367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10369 * function.c (current_function_assembler_name): Remove.
10370 * function.h: Remove the prototype for
10371 current_function_assembler_name.
10373 2009-04-16 Ian Lance Taylor <iant@google.com>
10375 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10376 (add_reg_note): Call alloc_reg_note.
10377 * rtl.h (alloc_reg_note): Declare.
10378 * combine.c (try_combine): Use alloc_reg_note.
10379 (recog_for_combine, move_deaths): Likewise.
10380 (distribute_notes): Use alloc_reg_note and add_reg_note.
10381 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10382 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10383 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10385 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10387 PR rtl-optimization/39762
10388 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10389 ira_may_move_out_cost): Add comments about way of their usage.
10390 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10392 * ira-conflicts.c (process_regs_for_copy): Use function
10393 ira_get_register_move_cost instead of global
10394 ira_register_move_cost.
10396 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10397 color_pass, move_spill_restore, update_curr_costs): Ditto.
10399 * ira-lives.c (process_single_reg_class_operands): Ditto.
10401 * ira-emit.c (emit_move_list): Ditto.
10403 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10404 (record_reg_classes): Ditto. Use functions
10405 ira_get_register_move_cost and ira_get_may_move_cost instead of
10406 global vars ira_register_move_cost, ira_may_move_out_cost and
10407 ira_may_move_in_cost.
10408 (record_address_regs): Don't call ira_init_register_move_cost.
10409 Use function ira_get_may_move_cost instead of global
10410 ira_may_move_in_cost.
10411 (process_bb_node_for_hard_reg_moves): Use function
10412 ira_get_register_move_cost instead of global ira_register_move_cost.
10413 (ira_costs): Don't call ira_init_register_move_cost.
10415 2009-04-16 Richard Guenther <rguenther@suse.de>
10417 * tree-cfg.c (verify_gimple_assign_binary):
10418 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10419 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10420 (create_general_new_stmt): Note that this function is broken.
10422 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10424 * common.opt (fhelp): Add Var(help_flag).
10425 * gcc-plugin.h (plugin_info): Add help.
10426 * plugin.c (plugin_name_args): Add help.
10427 (register_plugin_info): Set plugin->help.
10428 (print_help_one_plugin): New.
10429 (print_plugins_help): New.
10430 * plugin.h (print_plugins_help): New.
10431 * toplev.c (toplev_main): Call print_plugins_help if needed.
10433 2009-04-16 Richard Guenther <rguenther@suse.de>
10435 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10436 (gimple_ior_addresses_taken_1): New function.
10437 (gimple_ior_addresses_taken): Likewise.
10438 * gimple.h (struct gimple_statement_with_ops_base): Remove
10439 addresses_taken member.
10440 (gimple_ior_addresses_taken): Declare.
10441 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10442 gimple_set_addresses_taken): Remove.
10443 * ipa-reference.c (mark_address): New function.
10444 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10445 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10446 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10447 (gimple_add_to_addresses_taken): Remove.
10448 (get_tmr_operands): Call mark_address_taken.
10449 (get_asm_expr_operands): Likewise.
10450 (get_expr_operands): Likewise.
10451 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10452 (free_stmt_operands): Do not free it.
10453 * tree-ssa.c (delete_tree_ssa): Likewise.
10454 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10456 2009-04-16 Richard Guenther <rguenther@suse.de>
10458 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10459 (walk_stmt_load_store_ops): Likewise.
10460 * gimple.c (get_base_loadstore): New function.
10461 (walk_stmt_load_store_addr_ops): Likewise.
10462 (walk_stmt_load_store_ops): Likewise.
10463 * ipa-pure-const.c (check_op): Simplify.
10464 (check_load, check_store): New functions.
10465 (check_stmt): Use walk_stmt_load_store_ops.
10466 * ipa-reference.c (mark_load): Adjust signature.
10467 (mark_store): Likewise.
10468 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10472 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10473 (plugin_info): New.
10474 * opts.c (common_handle_option): Don't call print_version.
10475 * plugin.c (plugin_name_args): Add version.
10476 (register_plugin_info): New.
10477 (register_callback): Handle PLUGIN_INFO.
10478 (try_init_one_plugin): New.
10479 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10481 (finalize_one_plugin): New.
10482 (finalize_plugins): New.
10483 (print_one_plugin): New.
10484 (print_plugins_versions): New.
10485 * plugin.h (print_plugins_versions): New.
10486 (finalize_plugins): New.
10487 * toplev.c (compile_file): Don't call initialize_plugins.
10488 (print_version): Call print_plugins_versions.
10489 (toplev_main): Call initialize_plugins. Print version if needed.
10490 Call finalize_plugins.
10492 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10494 * common.opt (fversion): New.
10495 * gcc.c (print_version): New.
10496 (process_command): Don't print the version. Just set print_version.
10497 (main): Print version. Call subprocesses if print_version and
10498 verbose_flag are set.
10499 * opts.c (common_handle_option): Handle OPT_fversion.
10501 2009-04-16 Richard Guenther <rguenther@suse.de>
10502 Ira Rosen <irar@il.ibm.com>
10504 PR tree-optimization/39698
10505 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10506 type of the reduction variable. Only generate the def if
10509 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10510 make sure to first convert to an integer of the same precision.
10511 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10512 the type of the evolution correctly in computing the new
10513 induction variable base.
10515 2009-04-16 Richard Guenther <rguenther@suse.de>
10517 PR middle-end/39625
10518 * tree-cfg.c (make_blocks): Split statements with to-be
10519 abnormal SSA names on the lhs.
10521 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10523 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10524 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10525 * c-typeck.c (really_start_incremental_init): Likewise.
10526 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10527 (TARGET_INITIALIZER): Remove it.
10528 * target.h (struct target): Remove vector_opaque_p.
10529 * tree.c (build_opaque_vector_type): New.
10530 * tree.h (TYPE_VECTOR_OPAQUE): New.
10531 (build_opaque_vector_type): Declare.
10532 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10533 * config/rs6000/rs6000.c (build_opaque_vector_type,
10534 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10535 (rs6000_init_builtins): Use build_opaque_vector_type for
10536 opaque_V4SI_type_node.
10538 2009-04-15 Catherine Moore <clm@codesourcery.com>
10540 * debug.h (set_name): Declare.
10541 * dwarf2out.c (dwarf2out_set_name): Declare.
10542 (dwarf2_debug_hooks): Add set_name.
10543 (find_AT_string): New.
10544 (add_AT_string): Call find_AT_string.
10545 (dwarf2out_set_name): New.
10546 * cp/decl.c (grokdeclarator): Call set_name.
10547 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10548 * debug.c (do_nothing_debug_hooks): Likewise.
10549 * dbxout.c (dbx_debug_hooks): Likewise.
10550 * sdbout.c (sdb_debug_hooks): Likewise.
10552 2009-04-15 Michael Eager <eager@eagercon.com>
10554 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10555 reg for single-precision FPU.
10556 * config/rs6000/rs6000.md (movsi_internal1): Only for
10557 !TARGET_SINGLE_FPU.
10558 (movsi_internal1_single): New. Add pattern to move SI values to/from
10559 single-precision FP regs.
10561 2009-04-15 Richard Guenther <rguenther@suse.de>
10563 * omp-low.c (lower_rec_input_clauses): Build correct address
10565 (expand_omp_for_generic): Fix multiplication type.
10566 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
10567 (generate_memset_zero): Fix types.
10568 * tree-profile.c (prepare_instrumented_value): Correctly
10571 2009-04-15 Ian Lance Taylor <iant@google.com>
10573 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
10574 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
10575 for -Wall and for -Wc++-compat.
10576 (c_common_post_options): For C++, set warn_enum_compare if not
10578 * c-tree.h (struct c_expr): Add field original_type.
10579 (build_external_ref): Update declaration.
10580 * c-parser.c (c_parser_braced_init): Set original_type.
10581 (c_parser_initelt): Likewise.
10582 (c_parser_expr_no_commas): Likewise.
10583 (c_parser_conditional_expression): Likewise.
10584 (c_parser_cast_expression): Likewise.
10585 (c_parser_unary_expression): Likewise. Pull setting of
10586 original_code to top of function.
10587 (c_parser_sizeof_expression): Set original_type.
10588 (c_parser_alignof_expression): Likewise.
10589 (c_parser_postfix_expression): Likewise. Pull setting of
10590 original_code to top of function.
10591 (c_parser_postfix_expression_after_paren_type): Set original_type.
10592 (c_parser_postfix_expression_after_primary): Likewise.
10593 (c_parser_expression): Likewise.
10594 * c-typeck.c (build_external_ref): Add type parameter. Change all
10596 (c_expr_sizeof_expr): Set original_type field.
10597 (parser_build_unary_op): Likewise.
10598 (parser_build_binary_op): Likewise. Optionally warn about
10599 comparisons of enums of different types.
10600 (digest_init): Set original_type field.
10601 (really_start_incremental_init): Likewise.
10602 (push_init_level, pop_init_level): Likewise.
10603 * doc/invoke.texi (Warning Options): -Wenum-compare now
10606 2009-04-15 Richard Guenther <rguenther@suse.de>
10608 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
10609 out a necessary conversion.
10610 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
10611 names we didn't value number.
10612 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
10614 2009-04-15 Richard Guenther <rguenther@suse.de>
10616 PR tree-optimization/39764
10617 * tree-ssa-ccp.c (get_value): Canonicalize value with
10618 canonicalize_float_value.
10620 2009-04-15 Jan Hubicka <jh@suse.cz>
10622 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
10623 Wrong version of patch.
10625 2009-04-15 Jan Hubicka <jh@suse.cz>
10627 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
10629 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
10631 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
10632 our distinct integral and vector types.
10634 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
10636 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
10637 * init.c (build_vtbl_address): Remove call to assemble_external.
10639 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
10641 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
10642 output for other floating point modes.
10644 2009-04-14 Diego Novillo <dnovillo@google.com>
10646 * diagnostic.c (diagnostic_report_diagnostic): Do not
10647 warn about loaded plugins for DK_ERROR and DK_WARNING.
10648 * c-decl.c (declspecs_add_type): Move call to
10649 invoke_plugin_callbacks ...
10650 * c-parser.c (c_parser_declspecs): ... here.
10651 * plugin.c (dump_active_plugins): Tidy output.
10653 2009-04-14 Diego Novillo <dnovillo@google.com>
10654 Le-Chun Wu <lcwu@google.com>
10656 * configure.ac: Add --enable-plugin support.
10657 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
10658 * Makefile.in (PLUGIN_H): Define.
10659 Export ENABLE_PLUGIN and GMPINC to site.exp.
10660 Add PLUGINLIBS to link command.
10661 Add/modify dependencies for plugin.o and files including plugin.h.
10663 * config.in: Regenerate.
10665 * opts.c (common_handle_option): Handle OPT_fplugin_ and
10668 2009-04-14 Le-Chun Wu <lcwu@google.com>
10670 * tree-pass.h (register_one_dump_file): Add a prototype for
10671 register_one_dump_file.
10672 * toplev.c (compile_file): Call initialize_plugins.
10673 (do_compile): Call invoke_plugin_callbacks.
10674 (toplev_main): Call invoke_plugin_callbacks.
10675 * common.opt: Add -fplugin= and -fplugin-arg-.
10676 * gcc-plugin.h: New public header file for plugins to include.
10677 * plugin.c: New source file.
10678 * plugin.h: New internal header file.
10679 * passes.c (register_one_dump_file): Make it external.
10681 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
10683 2009-04-14 Diego Novillo <dnovillo@google.com>
10685 * doc/plugins.texi: New.
10686 * doc/gccint.texi: Add reference to Plugins chapter.
10687 * doc/invoke.texi: Document -fplugin and -fplugin-arg
10688 * diagnostic.c (diagnostic_report_diagnostic): Warn about
10689 loaded plugins, if any.
10690 * timevar.def (TV_PLUGIN_INIT): Define.
10691 (TV_PLUGIN_RUN): Define.
10692 * plugin.c: Include timevar.h
10693 (plugins_active_p): New.
10694 (dump_active_plugins): New.
10695 (debug_active_plugins): New.
10697 2009-04-14 Joseph Myers <joseph@codesourcery.com>
10699 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
10701 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
10703 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
10705 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
10706 the same as a minus without a shift.
10708 2009-04-14 Nick Clifton <nickc@redhat.com>
10710 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
10711 comparisons with small integers will always produce a short
10714 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
10717 2008-12-19 Diego Novillo <dnovillo@google.com>
10719 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
10721 2009-04-14 Richard Guenther <rguenther@suse.de>
10723 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
10725 (verify_gimple_assign_binary): Likewise. Handle shifts and
10727 (verify_gimple_phi): Print the mismatched argument position.
10728 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
10730 (vect_update_init_of_dr): Likewise.
10731 * matrix-reorg.c (transform_access_sites): Do what the
10733 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
10735 2009-04-13 Michael Eager <eager@eagercon.com>
10737 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
10738 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
10739 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
10740 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
10741 remove duplicate config
10743 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10745 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
10746 file_name:line_number type locator of the call site.
10748 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
10750 * genautomata.c: Put blank after comma.
10751 (automaton_decls): New.
10752 (struct unit_usage): Add comments to member next.
10753 (store_alt_unit_usage): Keep the list ordered.
10754 (unit_present_on_list_p, equal_alternatives_p): New.
10755 (check_regexp_units_distribution): Check units distribution
10756 correctness correctly.
10757 (main): Don't write automata if error is found. Return correct
10760 * config/m68k/cf.md (cfv4_ds): Remove.
10761 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
10762 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
10764 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
10765 power4-load-ext, power4-store, power4-store-update,
10766 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
10767 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
10768 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
10769 power4-sqrt, power4-isync): Modify reservation to make correct
10770 unit distribution to automata.
10772 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
10773 power5-store-update, power5-two, power5-three, power5-lmul,
10774 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
10776 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
10778 * except.c (pass_set_nothrow_function_flags): Set name and add
10780 (set_nothrow_function_flags): Mention in the dump file when
10781 changing a function to nothrow.
10783 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
10786 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
10787 instead of unsigned long.
10789 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10791 * config/arm/arm.c (return_used_this_function): Remove.
10792 (arm_output_function_prologue): Remove use of
10793 return_used_this_function.
10794 (output_return_instruction): Replace use of
10795 return_used_this_function
10796 by cfun->machine->return_used_this_function.
10797 (arm_output_epilogue): Likewise.
10798 (arm_output_function_epilogue): Likewise.
10799 (thumb_unexpanded_epilogue): Likewise.
10800 * config/arm/arm.h (struct machine_function):
10801 New member return_used_this_function.
10803 2009-04-12 Mark Mitchell <mark@codesourcery.com>
10805 * doc/install.texi: Correct description of default directory for
10806 --with-gxx-include-dir.
10808 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
10810 * fold-const.c (build_range_check): Properly deal with enumeral and
10811 boolean base types.
10813 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
10815 * doc/invoke.texi (max_gcse_passes): Remove documentation.
10816 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
10817 * params.h (MAX_GCSE_PASSES): Remove.
10818 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
10819 in sequence. Remove ability to run multiple passes.
10820 (bypass_jumps): Report run as third CPROP pass.
10822 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
10824 PR middle-end/39651
10825 * except.c (can_throw_external): Look at each insn in a SEQUENCE
10826 when deciding whether the whole SEQUENCE can throw.
10828 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
10831 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
10832 offseted label references.
10834 2009-04-11 Jan Hubicka <jh@suse.cz>
10836 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
10838 2009-04-11 Richard Guenther <rguenther@suse.de>
10840 PR middle-end/39732
10841 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
10842 return variables as TREE_ADDRESSABLE.
10844 2009-04-11 Richard Guenther <rguenther@suse.de>
10846 PR tree-optimization/39713
10847 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
10848 reference trees have SSA_NAME operands.
10850 2009-04-11 Richard Guenther <rguenther@suse.de>
10853 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
10854 address expressions.
10856 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
10858 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
10859 match changes in Cygwin 1.7
10860 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
10861 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
10863 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10865 PR tree-optimization/39701
10866 * doc/invoke.texi (Optimization Options): Document change in
10867 meaning and initialization of -fdelete-null-pointer-checks.
10869 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10871 PR middle-end/39701
10872 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
10874 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
10877 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
10879 2009-04-10 Chao-ying Fu <fu@mips.com>
10881 * doc/tm.texi (Instruction Output): Document
10882 TARGET_ASM_FINAL_POSTSCAN_INSN.
10883 * target.h (final_postscan_insn): New field in asm_out.
10884 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10885 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
10886 * final.c (final_scan_insn): Call
10887 targetm.asm_out.final_postscan_insn after outputting
10888 an asm macro and a normal instruction.
10890 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
10891 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
10892 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
10893 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
10894 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
10896 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
10898 PR middle-end/39701
10899 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
10900 variables as non-NULL even with -fdelete-null-pointer-checks.
10902 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
10904 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
10906 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/i386/i386.c (classify_argument): Handle SCmode with
10910 (bit_offset % 64) != 0.
10912 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
10914 * doc/invoke.texi (Optimize Options): Add cross-reference to
10915 -Q --help=optimizers examples.
10917 2009-04-10 Ben Elliston <bje@au.ibm.com>
10920 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10921 regalign for the reg == fpr and TDmode case.
10923 2009-04-09 David Ayers <ayers@fsfe.org>
10926 * objc/objc-act.c (warn_with_method): Remove helper function.
10927 (check_duplicates): Call warning and inform directly.
10928 (really_start_method): Likewise.
10930 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10932 * expmed.c (expand_divmod): Always use a comparison for a division
10933 by a large unsigned integer.
10935 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10936 for things others than variables or functions as nonzero.
10938 2009-04-09 Nick Clifton <nickc@redhat.com>
10940 * unwind-compat.c: Change copyright header to refer to version
10941 3 of the GNU General Public License with version 3.1 of the
10942 GCC Runtime Library Exception and to point readers at the
10943 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10944 * config/alpha/crtfastmath.c: Likewise.
10945 * config/alpha/linux-unwind.h: Likewise.
10946 * config/alpha/qrnnd.asm: Likewise.
10947 * config/alpha/vms-crt0-64.c: Likewise.
10948 * config/alpha/vms-crt0.c: Likewise.
10949 * config/alpha/vms-dwarf2.asm: Likewise.
10950 * config/alpha/vms-dwarf2eh.asm: Likewise.
10951 * config/alpha/vms-psxcrt0-64.c: Likewise.
10952 * config/alpha/vms-psxcrt0.c: Likewise.
10953 * config/alpha/vms_tramp.asm: Likewise.
10954 * config/arc/initfini.c: Likewise.
10955 * config/arc/lib1funcs.asm: Likewise.
10956 * config/arm/bpabi-v6m.S: Likewise.
10957 * config/arm/bpabi.S: Likewise.
10958 * config/arm/bpabi.c: Likewise.
10959 * config/arm/crti.asm: Likewise.
10960 * config/arm/crtn.asm: Likewise.
10961 * config/arm/ieee754-df.S: Likewise.
10962 * config/arm/ieee754-sf.S: Likewise.
10963 * config/arm/lib1funcs.asm: Likewise.
10964 * config/arm/libunwind.S: Likewise.
10965 * config/arm/linux-atomic.c: Likewise.
10966 * config/arm/mmintrin.h: Likewise.
10967 * config/arm/pr-support.c: Likewise.
10968 * config/arm/unaligned-funcs.c: Likewise.
10969 * config/arm/unwind-arm.c: Likewise.
10970 * config/arm/unwind-arm.h: Likewise.
10971 * config/avr/libgcc.S: Likewise.
10972 * config/bfin/crti.s: Likewise.
10973 * config/bfin/crtlibid.s: Likewise.
10974 * config/bfin/crtn.s: Likewise.
10975 * config/bfin/lib1funcs.asm: Likewise.
10976 * config/bfin/linux-unwind.h: Likewise.
10977 * config/cris/arit.c: Likewise.
10978 * config/cris/cris_abi_symbol.c: Likewise.
10979 * config/darwin-64.c: Likewise.
10980 * config/darwin-crt2.c: Likewise.
10981 * config/darwin-crt3.c: Likewise.
10982 * config/darwin.h: Likewise.
10983 * config/dbxelf.h: Likewise.
10984 * config/dfp-bit.c: Likewise.
10985 * config/dfp-bit.h: Likewise.
10986 * config/elfos.h: Likewise.
10987 * config/fixed-bit.c: Likewise.
10988 * config/fixed-bit.h: Likewise.
10989 * config/fp-bit.c: Likewise.
10990 * config/fp-bit.h: Likewise.
10991 * config/fr30/crti.asm: Likewise.
10992 * config/fr30/crtn.asm: Likewise.
10993 * config/fr30/lib1funcs.asm: Likewise.
10994 * config/freebsd-spec.h: Likewise.
10995 * config/frv/cmovd.c: Likewise.
10996 * config/frv/cmovh.c: Likewise.
10997 * config/frv/cmovw.c: Likewise.
10998 * config/frv/frvbegin.c: Likewise.
10999 * config/frv/frvend.c: Likewise.
11000 * config/frv/lib1funcs.asm: Likewise.
11001 * config/glibc-stdint.h: Likewise.
11002 * config/h8300/clzhi2.c: Likewise.
11003 * config/h8300/crti.asm: Likewise.
11004 * config/h8300/crtn.asm: Likewise.
11005 * config/h8300/ctzhi2.c: Likewise.
11006 * config/h8300/fixunssfsi.c: Likewise.
11007 * config/h8300/lib1funcs.asm: Likewise.
11008 * config/h8300/parityhi2.c: Likewise.
11009 * config/h8300/popcounthi2.c: Likewise.
11010 * config/i386/ammintrin.h: Likewise.
11011 * config/i386/att.h: Likewise.
11012 * config/i386/avxintrin.h: Likewise.
11013 * config/i386/biarch64.h: Likewise.
11014 * config/i386/bmmintrin.h: Likewise.
11015 * config/i386/cpuid.h: Likewise.
11016 * config/i386/cross-stdarg.h: Likewise.
11017 * config/i386/crtfastmath.c: Likewise.
11018 * config/i386/crtprec.c: Likewise.
11019 * config/i386/cygming-crtbegin.c: Likewise.
11020 * config/i386/cygming-crtend.c: Likewise.
11021 * config/i386/cygwin.asm: Likewise.
11022 * config/i386/emmintrin.h: Likewise.
11023 * config/i386/gmm_malloc.h: Likewise.
11024 * config/i386/gthr-win32.c: Likewise.
11025 * config/i386/i386.h: Likewise.
11026 * config/i386/immintrin.h: Likewise.
11027 * config/i386/linux-unwind.h: Likewise.
11028 * config/i386/linux64.h: Likewise.
11029 * config/i386/mm3dnow.h: Likewise.
11030 * config/i386/mmintrin-common.h: Likewise.
11031 * config/i386/mmintrin.h: Likewise.
11032 * config/i386/nmmintrin.h: Likewise.
11033 * config/i386/pmm_malloc.h: Likewise.
11034 * config/i386/pmmintrin.h: Likewise.
11035 * config/i386/smmintrin.h: Likewise.
11036 * config/i386/sol2-c1.asm: Likewise.
11037 * config/i386/sol2-ci.asm: Likewise.
11038 * config/i386/sol2-cn.asm: Likewise.
11039 * config/i386/sol2-gc1.asm: Likewise.
11040 * config/i386/tmmintrin.h: Likewise.
11041 * config/i386/unix.h: Likewise.
11042 * config/i386/w32-unwind.h: Likewise.
11043 * config/i386/wmmintrin.h: Likewise.
11044 * config/i386/x86-64.h: Likewise.
11045 * config/i386/x86intrin.h: Likewise.
11046 * config/i386/xmmintrin.h: Likewise.
11047 * config/ia64/crtbegin.asm: Likewise.
11048 * config/ia64/crtend.asm: Likewise.
11049 * config/ia64/crtfastmath.c: Likewise.
11050 * config/ia64/crti.asm: Likewise.
11051 * config/ia64/crtn.asm: Likewise.
11052 * config/ia64/fde-glibc.c: Likewise.
11053 * config/ia64/lib1funcs.asm: Likewise.
11054 * config/ia64/linux-unwind.h: Likewise.
11055 * config/ia64/quadlib.c: Likewise.
11056 * config/ia64/unwind-ia64.c: Likewise.
11057 * config/linux.h: Likewise.
11058 * config/m32c/m32c-lib1.S: Likewise.
11059 * config/m32c/m32c-lib2-trapv.c: Likewise.
11060 * config/m32c/m32c-lib2.c: Likewise.
11061 * config/m32r/initfini.c: Likewise.
11062 * config/m68hc11/larith.asm: Likewise.
11063 * config/m68hc11/m68hc11-crt0.S: Likewise.
11064 * config/m68k/cf.md: Likewise.
11065 * config/m68k/crti.s: Likewise.
11066 * config/m68k/crtn.s: Likewise.
11067 * config/m68k/lb1sf68.asm: Likewise.
11068 * config/m68k/linux-unwind.h: Likewise.
11069 * config/mcore/crti.asm: Likewise.
11070 * config/mcore/crtn.asm: Likewise.
11071 * config/mcore/lib1.asm: Likewise.
11072 * config/mips/linux-unwind.h: Likewise.
11073 * config/mips/loongson.h: Likewise.
11074 * config/mips/mips16.S: Likewise.
11075 * config/mmix/crti.asm: Likewise.
11076 * config/mmix/crtn.asm: Likewise.
11077 * config/pa/fptr.c: Likewise.
11078 * config/pa/hpux-unwind.h: Likewise.
11079 * config/pa/lib2funcs.asm: Likewise.
11080 * config/pa/linux-atomic.c: Likewise.
11081 * config/pa/linux-unwind.h: Likewise.
11082 * config/pa/milli64.S: Likewise.
11083 * config/pa/quadlib.c: Likewise.
11084 * config/pa/stublib.c: Likewise.
11085 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11086 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11087 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11088 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11089 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11090 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11091 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11092 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11093 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11094 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11095 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11096 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11097 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11098 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11099 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11100 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11101 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11102 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11103 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11104 * config/rs6000/750cl.h: Likewise.
11105 * config/rs6000/altivec.h: Likewise.
11106 * config/rs6000/biarch64.h: Likewise.
11107 * config/rs6000/crtresfpr.asm: Likewise.
11108 * config/rs6000/crtresgpr.asm: Likewise.
11109 * config/rs6000/crtresxfpr.asm: Likewise.
11110 * config/rs6000/crtresxgpr.asm: Likewise.
11111 * config/rs6000/crtsavfpr.asm: Likewise.
11112 * config/rs6000/crtsavgpr.asm: Likewise.
11113 * config/rs6000/darwin-asm.h: Likewise.
11114 * config/rs6000/darwin-fallback.c: Likewise.
11115 * config/rs6000/darwin-fpsave.asm: Likewise.
11116 * config/rs6000/darwin-ldouble.c: Likewise.
11117 * config/rs6000/darwin-tramp.asm: Likewise.
11118 * config/rs6000/darwin-unwind.h: Likewise.
11119 * config/rs6000/darwin-vecsave.asm: Likewise.
11120 * config/rs6000/darwin-world.asm: Likewise.
11121 * config/rs6000/e500crtres32gpr.asm: Likewise.
11122 * config/rs6000/e500crtres64gpr.asm: Likewise.
11123 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11124 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11125 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11126 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11127 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11128 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11129 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11130 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11131 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11132 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11133 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11134 * config/rs6000/eabi-ci.asm: Likewise.
11135 * config/rs6000/eabi-cn.asm: Likewise.
11136 * config/rs6000/eabi.asm: Likewise.
11137 * config/rs6000/linux-unwind.h: Likewise.
11138 * config/rs6000/linux64.h: Likewise.
11139 * config/rs6000/paired.h: Likewise.
11140 * config/rs6000/paired.md: Likewise.
11141 * config/rs6000/ppc64-fp.c: Likewise.
11142 * config/rs6000/ppu_intrinsics.h: Likewise.
11143 * config/rs6000/rs6000.h: Likewise.
11144 * config/rs6000/si2vmx.h: Likewise.
11145 * config/rs6000/sol-ci.asm: Likewise.
11146 * config/rs6000/sol-cn.asm: Likewise.
11147 * config/rs6000/spe.h: Likewise.
11148 * config/rs6000/spu2vmx.h: Likewise.
11149 * config/rs6000/sysv4.h: Likewise.
11150 * config/rs6000/tramp.asm: Likewise.
11151 * config/rs6000/vec_types.h: Likewise.
11152 * config/s390/linux-unwind.h: Likewise.
11153 * config/s390/tpf-unwind.h: Likewise.
11154 * config/score/crti.asm: Likewise.
11155 * config/score/crtn.asm: Likewise.
11156 * config/sh/crt1.asm: Likewise.
11157 * config/sh/crti.asm: Likewise.
11158 * config/sh/crtn.asm: Likewise.
11159 * config/sh/divtab-sh4-300.c: Likewise.
11160 * config/sh/divtab-sh4.c: Likewise.
11161 * config/sh/divtab.c: Likewise.
11162 * config/sh/lib1funcs-4-300.asm: Likewise.
11163 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11164 * config/sh/lib1funcs.asm: Likewise.
11165 * config/sh/lib1funcs.h: Likewise.
11166 * config/sh/linux-atomic.asm: Likewise.
11167 * config/sh/linux-unwind.h: Likewise.
11168 * config/sh/shmedia.h: Likewise.
11169 * config/sh/sshmedia.h: Likewise.
11170 * config/sh/ushmedia.h: Likewise.
11171 * config/sparc/crtfastmath.c: Likewise.
11172 * config/sparc/linux-unwind.h: Likewise.
11173 * config/sparc/sol2-c1.asm: Likewise.
11174 * config/sparc/sol2-ci.asm: Likewise.
11175 * config/sparc/sol2-cn.asm: Likewise.
11176 * config/spu/divmodti4.c: Likewise.
11177 * config/spu/divv2df3.c: Likewise.
11178 * config/spu/float_disf.c: Likewise.
11179 * config/spu/float_unsdidf.c: Likewise.
11180 * config/spu/float_unsdisf.c: Likewise.
11181 * config/spu/float_unssidf.c: Likewise.
11182 * config/spu/mfc_multi_tag_release.c: Likewise.
11183 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11184 * config/spu/mfc_tag_release.c: Likewise.
11185 * config/spu/mfc_tag_reserve.c: Likewise.
11186 * config/spu/mfc_tag_table.c: Likewise.
11187 * config/spu/multi3.c: Likewise.
11188 * config/spu/spu_internals.h: Likewise.
11189 * config/spu/spu_intrinsics.h: Likewise.
11190 * config/spu/spu_mfcio.h: Likewise.
11191 * config/spu/vec_types.h: Likewise.
11192 * config/spu/vmx2spu.h: Likewise.
11193 * config/stormy16/stormy16-lib2.c: Likewise.
11194 * config/svr4.h: Likewise.
11195 * config/sync.c: Likewise.
11196 * config/v850/lib1funcs.asm: Likewise.
11197 * config/vxlib-tls.c: Likewise.
11198 * config/vxlib.c: Likewise.
11199 * config/vxworks-dummy.h: Likewise.
11200 * config/xtensa/crti.asm: Likewise.
11201 * config/xtensa/crtn.asm: Likewise.
11202 * config/xtensa/ieee754-df.S: Likewise.
11203 * config/xtensa/ieee754-sf.S: Likewise.
11204 * config/xtensa/lib1funcs.asm: Likewise.
11205 * config/xtensa/lib2funcs.S: Likewise.
11206 * config/xtensa/linux-unwind.h: Likewise.
11207 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11208 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11209 * coretypes.h: Likewise.
11210 * crtstuff.c: Likewise.
11211 * defaults.h: Likewise.
11212 * dwarf2.h: Likewise.
11213 * emutls.c: Likewise.
11214 * gbl-ctors.h: Likewise.
11215 * gcov-io.h: Likewise.
11216 * ginclude/float.h: Likewise.
11217 * ginclude/iso646.h: Likewise.
11218 * ginclude/stdarg.h: Likewise.
11219 * ginclude/stdbool.h: Likewise.
11220 * ginclude/stddef.h: Likewise.
11221 * ginclude/stdfix.h: Likewise.
11222 * ginclude/stdint-gcc.h: Likewise.
11223 * ginclude/tgmath.h: Likewise.
11224 * gthr-aix.h: Likewise.
11225 * gthr-dce.h: Likewise.
11226 * gthr-gnat.c: Likewise.
11227 * gthr-gnat.h: Likewise.
11228 * gthr-lynx.h: Likewise.
11229 * gthr-mipssde.h: Likewise.
11230 * gthr-nks.h: Likewise.
11231 * gthr-posix.c: Likewise.
11232 * gthr-posix.h: Likewise.
11233 * gthr-posix95.h: Likewise.
11234 * gthr-rtems.h: Likewise.
11235 * gthr-single.h: Likewise.
11236 * gthr-solaris.h: Likewise.
11237 * gthr-tpf.h: Likewise.
11238 * gthr-vxworks.h: Likewise.
11239 * gthr-win32.h: Likewise.
11240 * gthr.h: Likewise.
11241 * libgcc2.c: Likewise.
11242 * libgcc2.h: Likewise.
11243 * libgcov.c: Likewise.
11244 * tsystem.h: Likewise.
11245 * typeclass.h: Likewise.
11246 * unwind-c.c: Likewise.
11247 * unwind-compat.h: Likewise.
11248 * unwind-dw2-fde-compat.c: Likewise.
11249 * unwind-dw2-fde-darwin.c: Likewise.
11250 * unwind-dw2-fde-glibc.c: Likewise.
11251 * unwind-dw2-fde.c: Likewise.
11252 * unwind-dw2-fde.h: Likewise.
11253 * unwind-dw2.c: Likewise.
11254 * unwind-dw2.h: Likewise.
11255 * unwind-generic.h: Likewise.
11256 * unwind-pe.h: Likewise.
11257 * unwind-sjlj.c: Likewise.
11258 * unwind.inc: Likewise.
11259 * config/arm/neon-gen.ml: Change generated copyright header to
11260 refer to version 3 of the GNU General Public License with
11261 version 3.1 of the GCC Runtime Library Exception and to point
11262 readers at the COPYING3 and COPYING3.RUNTIME files and the
11263 FSF's license web page.
11264 * config/arm/arm_neon.h: Regenerate.
11266 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11268 * config/cris/cris.md: Change copyright header to refer to version
11269 3 of the GNU General Public License.
11270 * doc/install.texi2html: Change copyright header to refer to version
11271 3 of the GNU General Public License and to point readers at the
11272 COPYING3 file and the FSF's license web page.
11273 * config/vax/linux.h: Likewise.
11275 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11277 * config/i386/i386.md (cmpcc): New.
11278 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11279 (sync_compare_and_swap_cc*): Delete.
11281 * config/s390/s390.c (s390_compare_emitted): Remove.
11282 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11283 s390_compare_emitted used to be handled. Assert that modes match.
11284 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11285 refer to sync_compare_and_swap_ccsi.
11286 * config/s390/s390.h (s390_compare_emitted): Remove.
11287 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11288 instead of s390_compare_emitted.
11289 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11290 instead of s390_compare_emitted.
11291 * config/s390/s390.md (cmpcc): New.
11292 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11293 CC_REGNUM, do not pretend it's set.
11294 (sync_compare_and_swap_cc*): Delete.
11295 * config/s390/predicates.md (cc_reg_operand): New.
11297 * expr.c (sync_compare_and_swap_cc): Delete.
11298 * optabs.h (sync_compare_and_swap_cc): Delete.
11299 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11300 is being used with can_compare_p.
11301 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11302 (find_cc_set): New.
11303 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11304 look for a MODE_CC set instead. Use emit_store_flag.
11305 (expand_compare_and_swap_loop): Likewise, with some additional
11306 complication to avoid a force_reg when useless. Use
11307 emit_cmp_and_jump_insns.
11308 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11309 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11310 sync_compare_and_swap documentation.
11312 2009-04-09 Jan Hubicka <jh@suse.cz>
11314 * except.c (find_prev_try): Break out from ....
11315 (duplicate_eh_regions): ... here; properly update prev_try pointers
11316 when duplication part of tree.
11317 (dump_eh_tree): Improve dumping.
11318 (verify_eh_region): New.
11319 (verify_eh_tree): Use it.
11321 2009-04-06 Richard Guenther <rguenther@suse.de>
11323 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11324 &ARRAY addresses by adjusting their types and prepending
11326 * tree-cfg.c (verify_gimple_assign_single): Verify that
11327 addresses are correct.
11329 2009-04-09 Richard Guenther <rguenther@suse.de>
11331 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11332 indices into an array reference if possible.
11333 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11334 Fold POINTER_PLUS_EXPR statements with invariant address.
11336 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11339 * config.gcc (powerpc64-*-linux*): Always build biarch.
11341 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11344 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11345 it and pedwarn if this results in an INTEGER_CST.
11347 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11349 * doc/install.texi: Update minimum GMP version. Remove obsolete
11350 text in MPFR section.
11352 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11354 * dwarf2out.c (class_scope_p): New static inline.
11355 (class_or_namespace_scope_p): Use it.
11356 (gen_variable_die): Use DW_TAG_member tag for static data member
11357 declarations instead of DW_TAG_variable.
11359 PR middle-end/39573
11360 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11363 2009-04-08 Richard Guenther <rguenther@suse.de>
11365 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11366 valueize random data.
11368 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11370 * config.gcc (aix tm_file): Add aix-stdint.h.
11371 (aix tm clause use_gcc_stdint): Set to wrap.
11372 * config/rs6000/aix-stdint.h: New file.
11374 2009-04-08 Richard Guenther <rguenther@suse.de>
11376 PR middle-end/36291
11377 * tree-dfa.c (add_referenced_var): Do not recurse into
11378 global initializers.
11379 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11381 (fold_const_aggregate_ref): Likewise.
11383 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11385 * recog.c (ordered_comparison_operator): New.
11386 * gensupport.c (std_preds): Add it.
11387 * doc/md.texi (Machine-Independent Predicates): Document it.
11389 2009-04-08 Jan Hubicka <jh@suse.cz>
11391 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11392 * function.h (rtl_eh): Remove exception_handler_label_map.
11393 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11394 remove_exception_handler_label, for_each_eh_label_1): Remove.
11395 (rtl_remove_unreachable_regions): Remove.
11396 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11397 (find_exception_handler_labels): Don't build the hashtable.
11398 (maybe_remove_eh_handler): Remove.
11399 (for_each_eh_label): Rewrite to walk the tree.
11400 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11401 * except.h (maybe_remove_eh_handler): Remove.
11402 * passes.c (init_optimization_passes): Schedule second EH cleanup
11404 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11405 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11407 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11409 * genoutput.c (validate_optab_operands): New.
11410 (gen_insn, gen_expand): Call it.
11412 * genflags.c (gen_insn): Detect misused iterators.
11413 (main): Pass line_no to gen_insn, exit with status 1 on error.
11415 * genextract.c (line_no): Make global.
11416 (VEC_safe_set_locstr): Change assertion to error message.
11417 (main): Exit with status 1 on error.
11419 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11423 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11424 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11425 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11426 * c-convert.c (convert): Do not call fold on results of conversion
11427 functions when the result is a C_MAYBE_CONST_EXPR.
11428 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11429 of __builtin_choose_expr.
11430 * c-typeck.c (remove_c_maybe_const_expr): New.
11431 (build_unary_op, build_conditional_expr, build_compound_expr,
11432 build_binary_op, c_objc_common_truthvalue_conversion): Call
11433 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11436 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11438 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11439 CODE to produce a new one. Add a prototype to use fold_convert_const
11441 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11444 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11445 mix declarations and code.
11447 2009-04-08 Ben Elliston <bje@au.ibm.com>
11449 * gcc.c: Replace `CC' with `GCC' throughout.
11451 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11453 * doc/invoke.texi: Document Atom support.
11455 2009-04-07 Jason Merrill <jason@redhat.com>
11458 * c-common.h, c-common.c: Add flag_pretty_templates.
11459 * c-opts.c (c_common_handle_option): Set it.
11460 * c.opt: Add -fno-pretty-templates.
11461 * doc/invoke.texi (C++ Dialect Options): Likewise.
11463 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11465 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11466 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11467 (ia64_expand_builtin): Likewise.
11469 2009-04-07 Martin Jambor <mjambor@suse.cz>
11471 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11472 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11473 ADDR_EXPRS are include too.
11475 2009-04-07 Richard Guenther <rguenther@suse.de>
11477 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11478 decls are only used if passes as parameters or if they are
11479 local statics and the call is not to a builtin.
11480 (call_may_clobber_ref_p_1): Likewise.
11482 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11484 * expr.c (do_store_flag): Remove last argument. Simplify code
11485 to avoid duplication of tests already done by can_compare_p.
11486 (expand_expr_real_1): Adjust caller.
11488 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11490 * optabs.c (can_compare_p): Test the predicate of a
11491 cbranch and cstore pattern.
11493 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11495 * expr.c (convert_move): Use emit_store_flag instead of
11498 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11500 * config/i386/i386.c (ix86_compare_emitted): Remove.
11501 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11502 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11503 * config/i386/i386.h (ix86_compare_emitted): Remove.
11504 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11505 instead of ix86_compare_emitted.
11506 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11508 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11510 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11511 Add t-sysroot-suffix to tmake_file.
11512 * config/print-sysroot-suffix.sh: New file.
11513 * config/t-sysroot-suffix: New file.
11515 2009-04-07 Ben Elliston <bje@au.ibm.com>
11517 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11518 as the latter produces a warning when the target does not support
11521 2009-04-07 Ben Elliston <bje@au.ibm.com>
11523 * dfp.c: Replace type punning assignments with memcpy throughout.
11524 * Makefile.in (dfp.o-warn): Remove.
11526 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11529 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11530 Include soft-fp/t-softfp after rs6000/t-linux64.
11532 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11534 * stor-layout.c (set_sizetype): Use the full precision of their
11535 machine mode for bitsize types.
11537 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11539 * config/i386/i386.md: Revert 2 accidental checkins.
11541 2009-04-06 Joey Ye <joey.ye@intel.com>
11542 Xuepeng Guo <xuepeng.guo@intel.com>
11543 H.J. Lu <hongjiu.lu@intel.com>
11545 Atom pipeline model, tuning and insn selection.
11546 * config.gcc (atom): Add atom config options and target.
11548 * config/i386/atom.md: New.
11550 * config/i386/i386.c (atom_cost): New cost.
11551 (m_ATOM): New macro flag.
11552 (initial_ix86_tune_features): Set m_ATOM.
11553 (x86_accumulate_outgoing_args): Likewise.
11554 (x86_arch_always_fancy_math_387): Likewise.
11555 (processor_target): Add Atom cost.
11556 (cpu_names): Add Atom cpu name.
11557 (override_options): Set Atom ISA.
11558 (ix86_issue_rate): New case PROCESSOR_ATOM.
11559 (ix86_adjust_cost): Likewise.
11561 * config/i386/i386.h (TARGET_ATOM): New target macro.
11562 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11563 (TARGET_OPT_AGU): New target option.
11564 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11565 (processor_type): Add PROCESSOR_ATOM.
11567 * config/i386/i386.md (cpu): Add new value "atom".
11568 (use_carry, movu): New attr.
11569 (atom.md): Include atom.md.
11570 (adddi3_carry_rex64): Set attr "use_carry".
11571 (addqi3_carry): Likewise.
11572 (addhi3_carry): Likewise.
11573 (addsi3_carry): Likewise.
11574 (*addsi3_carry_zext): Likewise.
11575 (subdi3_carry_rex64): Likewise.
11576 (subqi3_carry): Likewise.
11577 (subhi3_carry): Likewise.
11578 (subsi3_carry): Likewise.
11579 (x86_movdicc_0_m1_rex64): Likewise.
11580 (*x86_movdicc_0_m1_se): Likewise.
11581 (x86_movsicc_0_m1): Likewise.
11582 (*x86_movsicc_0_m1_se): Likewise.
11583 (*adddi_1_rex64): Emit add insn as much as possible.
11584 (*addsi_1): Likewise.
11585 (return_internal): Set atom_unit.
11586 (return_internal_long): Likewise.
11587 (return_pop_internal): Likewise.
11588 (*rcpsf2_sse): Set atom_sse_attr attr.
11589 (*qrt<mode>2_sse): Likewise.
11590 (*prefetch_sse): Likewise.
11592 * config/i386/i386-c.c (ix86_target_macros_internal): New case
11594 (ix86_target_macros_internal): Likewise.
11596 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
11597 (*prefetch_sse_rex): Likewise.
11598 (sse_rcpv4sf2): Likewise.
11599 (sse_vmrcpv4sf2): Likewise.
11600 (sse_sqrtv4sf2): Likewise.
11601 (<sse>_vmsqrt<mode>2): Likewise.
11602 (sse_ldmxcsr): Likewise.
11603 (sse_stmxcsr): Likewise.
11604 (*sse_sfence): Likewise.
11605 (sse2_clflush): Likewise.
11606 (*sse2_mfence): Likewise.
11607 (*sse2_lfence): Likewise.
11608 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
11609 (<sse>_movup<ssemodesuffixf2c>): Likewise.
11610 (avx_movdqu<avxmodesuffix>): Likewise.
11611 (avx_lddqu<avxmodesuffix>): Likewise.
11612 (sse2_movntv2di): Change attr "type" to "ssemov".
11613 (sse2_movntsi): Likewise.
11614 (rsqrtv8sf2): Change attr "type" to "sseadd".
11615 (sse3_addsubv2df3): Set attr "atom_unit".
11616 (sse3_h<plusminus_insn>v4sf3): Likewise.
11617 (*sse2_pmaddwd): Likewise.
11618 (*vec_extractv2di_1_rex64): Likewise.
11619 (*vec_extractv2di_1_avx): Likewise.
11620 (sse2_psadbw): Likewise.
11621 (ssse3_phaddwv8hi3): Likewise.
11622 (ssse3_phaddwv4hi3): Likewise.
11623 (ssse3_phadddv4si3): Likewise.
11624 (ssse3_phadddv2si3): Likewise.
11625 (ssse3_phaddswv8hi3): Likewise.
11626 (ssse3_phaddswv4hi3): Likewise.
11627 (ssse3_phsubwv8hi3): Likewise.
11628 (ssse3_phsubwv4hi3): Likewise.
11629 (ssse3_phsubdv4si3): Likewise.
11630 (ssse3_phsubdv2si3): Likewise.
11631 (ssse3_phsubswv8hi3): Likewise.
11632 (ssse3_phsubswv4hi3): Likewise.
11633 (ssse3_pmaddubsw128): Likewise.
11634 (sse3_pmaddubsw: Likewise.
11635 (ssse3_palignrti): Likewise.
11636 (ssse3_palignrdi): Likewise.
11638 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
11640 * doc/install.texi (Specific): Fix two cross-references to MinGW.
11642 2009-04-06 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/28868
11645 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
11646 of which PHI results we inserted.
11647 (insert_into_preds_of_block): Record inserted PHIs.
11648 (eliminate): Eliminate redundant PHI nodes.
11649 (init_pre): Init inserted_phi_names.
11651 2009-04-06 Richard Guenther <rguenther@suse.de>
11653 PR tree-optimization/39643
11654 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
11655 IMAGPART_EXPRs of complex constants.
11656 (execute_fold_all_builtins): If we folded a call queue
11657 TODO_update_address_taken.
11659 2009-04-06 Jan Hubicka <jh@suse.cz>
11661 PR middle-end/39659
11662 * except.c (remove_unreachable_regions): Propagate may_contain_throw
11665 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
11667 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
11669 (ic_invalidate_array): Likewise.
11671 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
11673 * calls.c (emit_library_call_value_1): Fix a problem with parameter
11674 alignment for library calls.
11676 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
11678 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
11679 (mingw32 tm clause use_gcc_stdint): Set to wrap.
11680 * config/i386/mingw-stdint.h: New file.
11682 2009-04-05 Richard Guenther <rguenther@suse.de>
11684 PR tree-optimization/39648
11685 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
11686 our &A vs. &A[0] IL deficiencies.
11688 2009-04-04 Jan Hubicka <jh@suse.cz>
11690 * except.c (sjlj_find_directly_reachable_regions): Be ready for
11691 removed toplevel regions.
11692 (sjlj_mark_call_sites): Likewise.
11694 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
11696 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
11697 (cygwin tm clause use_gcc_stdint): Set to wrap.
11698 * config/i386/cygwin-stdint.h: New file.
11700 2009-04-04 Richard Guenther <rguenther@suse.de>
11702 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
11703 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
11704 single-argument PHIs if we are in loop-closed SSA form.
11705 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
11706 for the pre-condition.
11707 (slpeel_tree_peel_loop_to_edge): Likewise.
11708 (vect_build_loop_niters): Take an optional sequence to append stmts.
11709 (vect_generate_tmps_on_preheader): Likewise.
11710 (vect_do_peeling_for_loop_bound): Take extra guards for the
11712 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
11713 the cost model check.
11714 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
11715 guards if we are going to peel. Do not apply versioning in that case.
11716 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
11717 (vect_do_peeling_for_loop_bound): Likewise.
11718 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
11719 loop bound only record extra pre-conditions, do not apply loop
11722 2009-04-04 Richard Guenther <rguenther@suse.de>
11724 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
11727 2009-04-04 Jan Hubicka <jh@suse.cz>
11729 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
11730 last_basic_block for size of bb->index indexed array.
11731 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
11732 compute_out, link_btr_uses, build_btr_def_use_webs,
11733 build_btr_def_use_webs, migrate_btr_defs): Likewise.
11735 2009-04-04 Jan Hubicka <jh@suse.cz>
11737 * except.c (remove_eh_handler_and_replace): Break out from ...
11738 (remove_eh_handler): ... here.
11739 (bring_to_root): New function.
11740 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
11741 handled ones, bring others to root of tree.
11743 2009-04-04 Jan Hubicka <jh@suse.cz>
11745 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
11746 (all_phis_safe_to_merge): New function.
11747 (update_info): New structure.
11748 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
11749 (cleanup_empty_eh): Update SSA if possible.
11751 2009-04-04 Richard Guenther <rguenther@suse.de>
11753 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
11754 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
11755 (append_vuse): Likewise.
11757 2009-04-04 Jakub Jelinek <jakub@redhat.com>
11759 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
11760 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
11761 instead of REG_UNSAVED for DW_CFA_undefined.
11762 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
11763 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
11766 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
11769 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
11770 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
11771 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
11773 2009-04-04 Richard Guenther <rguenther@suse.de>
11775 PR tree-optimization/8781
11776 PR tree-optimization/37892
11777 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
11778 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
11779 (valueize_refs): Call it for *& valueizations.
11780 (shared_reference_ops_from_ref): Rename to ...
11781 (valueize_shared_reference_ops_from_ref): ... this and valueize.
11782 (shared_reference_ops_from_call): Rename to ...
11783 (valueize_shared_reference_ops_from_call): ... this and valueize.
11784 (vn_reference_lookup): Update.
11785 (visit_reference_op_call): Likewise.
11786 * tree-ssa-pre.c (phi_translate_1): Fold *&.
11787 (eliminate): Value-replace the call address in call statements.
11789 2009-04-04 Richard Guenther <rguenther@suse.de>
11791 PR tree-optimization/39636
11792 * tree-ssa-forwprop.c
11793 (forward_propagate_addr_into_variable_array_index): Check for
11794 GIMPLE_ASSIGN before accessing the rhs code.
11796 2009-04-03 Jason Merrill <jason@redhat.com>
11798 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
11800 2009-04-03 Steve Ellcey <sje@cup.hp.com>
11802 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
11803 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
11804 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
11805 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
11806 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
11807 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
11808 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
11809 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
11810 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
11811 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
11812 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
11813 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
11814 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
11815 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
11816 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
11817 Use fr_reg_or_fp01_operand instead of fr_register_operand
11819 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
11820 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
11821 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
11823 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
11825 PR rtl-optimization/39607
11826 PR rtl-optimization/39631
11830 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11831 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11832 instead of DF_LR_OUT.
11833 * ira-lives.c (process_bb_node_lives): Ditto.
11834 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11835 instead of DF_LR_{OUT,IN}.
11836 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11837 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11839 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
11841 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
11842 (execute_lower_omp): Always run but take the short way out if -fopenmp
11844 (gate_lower_omp): Remove, forcing the pass manager to always run the
11845 pass and always set PROP_gimple_lomp.
11846 (pass_lower_omp): Remove gate function.
11847 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
11848 PROP_trees. Instead, require it.
11849 * ipa-cp.c (pass_ipa_cp): Likewise.
11850 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
11851 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
11852 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
11853 and PROP_gimple_leh.
11855 2009-04-03 Richard Guenther <rguenther@suse.de>
11857 PR middle-end/13146
11858 PR tree-optimization/23940
11859 PR tree-optimization/33237
11860 PR middle-end/33974
11861 PR middle-end/34093
11862 PR tree-optimization/36201
11863 PR tree-optimization/36230
11864 PR tree-optimization/38049
11865 PR tree-optimization/38207
11866 PR tree-optimization/38230
11867 PR tree-optimization/38301
11868 PR tree-optimization/38585
11869 PR middle-end/38895
11870 PR tree-optimization/38985
11871 PR tree-optimization/39299
11872 * tree-ssa-structalias.h: Remove.
11873 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
11874 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
11875 (struct vuse_element_d): Remove.
11876 (struct vuse_vec_d): Likewise.
11877 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
11878 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
11879 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
11880 VUSE_ELEMENT_VAR): Likewise.
11881 (struct voptype_d): Likewise.
11882 (NUM_VOP_FREE_BUCKETS): Likewise.
11883 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
11884 (struct stmt_operands_d): Remove.
11885 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
11886 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
11887 VDEF_NUM, VDEF_VECT): Likewise.
11888 (copy_virtual_operands): Remove.
11889 (operand_build_cmp): Likewise.
11890 (create_ssa_artificial_load_stmt): Likewise.
11891 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
11892 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
11893 vuse_index and mayuse_index members. Pack and move done and iter_type
11894 members to the front.
11895 (SSA_OP_VMAYUSE): Remove.
11896 (SSA_OP_VIRTUAL_USES): Adjust.
11897 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
11898 (unlink_stmt_vdef): Declare.
11899 (add_to_addressable_set): Remove.
11900 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
11901 (vrp_visit_stmt): Likewise.
11902 * doc/tree-ssa.texi (Alias analysis): Update.
11903 * doc/invoke.texi (max-aliased-vops): Remove docs.
11904 (avg-aliased-vops): Likewise.
11905 * tree-into-ssa.c (syms_to_rename): Remove.
11906 (need_to_update_vops_p): Likewise.
11907 (need_to_initialize_update_ssa_p): Rename to ...
11908 (update_ssa_initialized_fn): ... this. Track function we are
11910 (symbol_marked_for_renaming): Simplify.
11911 (add_new_name_mapping): Do not set need_to_update_vops_p.
11912 (dump_currdefs): Use SYMS_TO_RENAME.
11913 (rewrite_update_stmt): Always walk all uses/defs.
11914 (dump_update_ssa): Adjust.
11915 (init_update_ssa): Take function argument. Track what we are
11917 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11918 (create_new_def_for): Initialize for cfun, assert we are initialized
11920 (mark_sym_for_renaming): Simplify.
11921 (mark_set_for_renaming): Do not initialize update-ssa.
11922 (need_ssa_update_p): Simplify. Take function argument.
11923 (name_mappings_registered_p): Assert we ask for the correct function.
11924 (name_registered_for_update_p): Likewise.
11925 (ssa_names_to_replace): Likewise.
11926 (release_ssa_name_after_update_ssa): Likewise.
11927 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11928 (dump_decl_set): Do not print a newline.
11929 (debug_decl_set): Do it here.
11930 (dump_update_ssa): And here.
11931 * tree-ssa-loop-im.c (move_computations): Adjust.
11932 (movement_possibility): Likewise.
11933 (determine_max_movement): Likewise.
11934 (gather_mem_refs_stmt): Likewise.
11935 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11936 or NAME_MEMORY_TAG.
11937 * tree-complex.c (update_all_vops): Remove.
11938 (expand_complex_move): Adjust.
11939 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11940 Simplify test for memory referencing statement. Exclude
11941 non-invariant ADDR_EXPRs.
11942 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11943 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11944 (rdg_flag_uses): Likewise.
11945 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11947 (tree_optimize_tail_calls_1): Also split the
11948 edge from the entry block if we have degenerate PHI nodes in
11949 the first basic block.
11950 * tree.c (init_ttree): Remove memory-tag related code.
11951 (tree_code_size): Likewise.
11952 (tree_node_structure): Likewise.
11953 (build7_stat): Re-write to be build6_stat.
11954 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11955 (SSA_VAR_P): Adjust.
11956 (struct tree_memory_tag): Remove.
11957 (struct tree_memory_partition_tag): Likewise.
11958 (union tree_node): Adjust.
11959 (build7): Re-write to be build6.
11960 * tree-pass.h (pass_reset_cc_flags): Remove.
11961 (TODO_update_address_taken): New flag.
11962 (pass_simple_dse): Remove.
11963 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11964 * params.h (MAX_ALIASED_VOPS): Remove.
11965 (AVG_ALIASED_VOPS): Likewise.
11966 * omp-low.c (expand_omp_taskreg): Update SSA form.
11967 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11968 aliases the lhs in a copy stmt.
11969 * tree-ssa-dse.c (struct address_walk_data): Remove.
11970 (memory_ssa_name_same): Likewise.
11971 (memory_address_same): Likewise.
11972 (get_kill_of_stmt_lhs): Likewise.
11973 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11974 unused stores. Look through PHI nodes into post-dominated regions.
11975 (dse_optimize_stmt): Simplify. Properly remove stores.
11976 (tree_ssa_dse): Compute dominators.
11977 (execute_simple_dse): Remove.
11978 (pass_simple_dse): Likewise.
11979 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11980 gimple_loaded_syms and gimple_stored_syms computation.
11981 * toplev.c (dump_memory_report): Dump alias and pta stats.
11982 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11983 (vn_reference_eq): Likewise.
11984 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11985 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11986 valueize_vuses): Remove.
11987 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11988 (get_def_ref_stmt_vuse): ... this.
11989 (vn_reference_lookup_2): New function.
11990 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11991 walking equivalent vuses. Simplify.
11992 (vn_reference_lookup): Likewise.
11993 (vn_reference_insert): Likewise.
11994 (vn_reference_insert_pieces): Likewise.
11995 (visit_reference_op_call): Simplify.
11996 (visit_reference_op_load): Likewise.
11997 (visit_reference_op_store): Likewise.
11998 (init_scc_vn): Remove shared_lookup_vuses initialization.
11999 (free_scc_vn): Remove shared_lookup_vuses freeing.
12000 (sort_vuses, sort_vuses_heap): Remove.
12001 (get_ref_from_reference_ops): Export.
12002 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12003 vector with single vuse pointer.
12004 (vn_reference_lookup_pieces, vn_reference_lookup,
12005 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12006 (shared_vuses_from_stmt): Remove.
12007 (get_ref_from_reference_ops): Declare.
12008 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12009 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12010 memory-tag related code.
12011 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12012 (likely_value): Add comment, skip static-chain of call statements.
12013 (surely_varying_stmt_p): Adjust.
12014 (gimplify_and_update_call_from_tree): Likewise.
12015 (execute_fold_all_builtins): Do not rebuild alias info.
12016 (gimplify_and_update_call_from_tree): Properly update VOPs.
12017 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12018 (copy_ref_info): Remove memory-tag related code.
12019 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12020 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12021 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12023 * tree-ssa-dom.c (gimple_p): Remove typedef.
12024 (eliminate_redundant_computations): Adjust.
12025 (record_equivalences_from_stmt): Likewise.
12026 (avail_expr_hash): Likewise.
12027 (avail_expr_eq): Likewise.
12028 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12029 (stmt_makes_single_load): Likewise.
12030 (stmt_makes_single_store): Likewise.
12031 * tree-ssa-alias.c: Rewrite completely.
12032 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12033 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12034 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12035 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12036 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12037 Remove public functions.
12038 (pass_reset_cc_flags): Remove.
12039 (pass_build_alias): Move ...
12040 * tree-ssa-structalias.c (pass_build_alias): ... here.
12041 * tree-ssa-alias.c (may_be_aliased): Move ...
12042 * tree-flow-inline.h (may_be_aliased): ... here.
12043 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12044 count_uses_and_derefs): Move ...
12045 * gimple.c: ... here.
12046 * gimple.h (count_uses_and_derefs): Declare.
12047 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12048 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12049 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12050 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12051 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12052 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12053 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12055 * tree-dfa.c (refs_may_alias_p): Move ...
12056 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12057 * tree-ssa-alias.h: New file.
12058 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12059 (statement_sink_location): Likewise.
12060 * opts.c (decode_options): Do not adjust max-aliased-vops or
12061 avg-aliased-vops values.
12062 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12063 (TV_CALL_CLOBBER): Likewise.
12064 (TV_FLOW_SENSITIVE): Likewise.
12065 (TV_FLOW_INSENSITIVE): Likewise.
12066 (TV_MEMORY_PARTITIONING): Likewise.
12067 (TV_ALIAS_STMT_WALK): New timevar.
12068 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12069 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12070 (get_address_description): Remove memory-tag related code.
12071 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12072 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12073 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12074 and immediate uses in statements. Document.
12075 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12076 (dump_symbols): Remove.
12077 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12078 * alias.c (get_deref_alias_set): New function split out from ...
12079 (get_alias_set): ... here.
12080 * alias.h (get_deref_alias_set): Declare.
12081 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12082 type parameter. Remove restrict pointer handling. Create a
12083 ref-all pointer in case type-based alias sets do not conflict.
12084 (vect_analyze_data_refs): Remove SMT related code.
12085 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12086 (vectorizable_load): Likewise.
12087 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12088 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12089 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12090 Ignore vops and SMTs.
12091 (dr_analyze_alias): Likewise..
12092 (free_data_ref): Likewise.
12093 (create_data_ref): Likewise.
12094 (analyze_all_data_dependences): Likewise.
12095 (get_references_in_stmt): Adjust.
12096 * tree-flow-inline.h (gimple_aliases_computed_p,
12097 gimple_addressable_vars, gimple_call_clobbered_vars,
12098 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12099 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12100 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12101 gimple_mem_ref_stats): Remove.
12102 (gimple_vop): New function.
12103 (op_iter_next_use): Remove vuses and mayuses cases.
12104 (op_iter_next_def): Remove vdefs case.
12105 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12106 (clear_and_done_ssa_iter): Do not set removed fields.
12107 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12108 Assert we are not iterating over vuses or vdefs if not also
12109 iterating over uses or defs.
12110 (op_iter_init_use): Likewise.
12111 (op_iter_init_def): Likewise.
12112 (op_iter_next_vdef): Remove.
12113 (op_iter_next_mustdef): Likewise.
12114 (op_iter_init_vdef): Likewise.
12115 (compare_ssa_operands_equal): Likewise.
12116 (link_use_stmts_after): Handle vuse operand.
12117 (is_call_used): Use is_call_clobbered.
12118 (is_call_clobbered): Global variables are always call clobbered,
12119 query the call-clobbers bitmap.
12120 (mark_call_clobbered): Ignore global variables.
12121 (clear_call_clobbered): Likewise.
12122 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12123 virtual operands sanity check.
12124 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12126 (TARGET_MEM_REF): Remove TMR_TAG operand.
12127 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12128 Remove call-clobber related code.
12129 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12130 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12131 partitions or escape reason.
12132 (get_single_def_stmt, get_single_def_stmt_from_phi,
12133 get_single_def_stmt_with_phi): Remove.
12134 (dump_referenced_vars): Tidy.
12135 (get_ref_base_and_extent): Allow bare decls.
12136 (collect_dfa_stats): Adjust.
12137 * graphite.c (rename_variables_in_stmt): Adjust.
12138 (graphite_copy_stmts_from_block): Likewise.
12139 (translate_clast): Likewise.
12140 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12142 (translate_vuse_through_block): Use the oracle.
12143 (phi_translate_1): Adjust.
12144 (value_dies_in_block_x): Use the oracle. Cache the outcome
12146 (valid_in_sets): Check if the VUSE for
12147 a REFERENCE is available.
12148 (eliminate): Do not remove stmts during elimination,
12149 instead queue and remove them afterwards.
12150 (do_pre): Do not rebuild alias info.
12151 (pass_pre): Run TODO_rebuild_alias before PRE.
12152 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12153 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12154 (mark_all_v_defs_stmt): Remove.
12155 (mark_all_v_defs_seq): Adjust.
12156 (sra_replace): Likewise.
12157 (scalarize_use): Likewise.
12158 (scalarize_copy): Likewise.
12159 (scalarize_init): Likewise.
12160 (scalarize_ldst): Likewise.
12161 (todoflags): Remove.
12162 (tree_sra): Do not rebuild alias info.
12163 (tree_sra_early): Adjust.
12164 (pass_sra): Run TODO_update_address_taken before SRA.
12165 * tree-predcom.c (set_alias_info): Remove.
12166 (prepare_initializers_chain): Do not call it.
12167 (mark_virtual_ops_for_renaming): Adjust.
12168 (mark_virtual_ops_for_renaming_list): Remove.
12169 (initialize_root_vars): Adjust.
12170 (initialize_root_vars_lm): Likewise.
12171 (prepare_initializers_chain): Likewise.
12172 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12173 (may_propagate_copy_into_stmt): Likewise.
12174 (merge_alias_info): Do nothing for now.
12175 (propagate_tree_value_into_stmt): Adjust.
12176 (stmt_may_generate_copy): Likewise.
12177 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12178 not mark symbols for renaming.
12179 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12180 with the same statement, make sure to update the new pointed-to one.
12181 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12182 call statements, do not mark symbols for renaming.
12183 (mark_operand_necessary): Dump something.
12184 (ref_may_be_aliased): New function.
12185 (mark_aliased_reaching_defs_necessary_1): New helper function.
12186 (mark_aliased_reaching_defs_necessary): Likewise.
12187 (mark_all_reaching_defs_necessary_1): Likewise.
12188 (mark_all_reaching_defs_necessary): Likewise.
12189 (propagate_necessity): Do not process virtual PHIs. For
12190 non-aliased loads mark all reaching definitions as necessary.
12191 For aliased loads and stores mark the immediate dominating
12192 aliased clobbers as necessary.
12193 (visited): New global static.
12194 (perform_tree_ssa_dce): Free visited bitmap after propagating
12196 (remove_dead_phis): Perform simple dead virtual PHI removal.
12197 (remove_dead_stmt): Properly unlink virtual operands when
12199 (eliminate_unnecessary_stmts): Schedule PHI removal after
12201 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12202 (process_replaceable): Likewise.
12203 (find_replaceable_in_bb): Likewise.
12204 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12205 based on the single gimple vop.
12206 (verify_flow_insensitive_alias_info): Remove.
12207 (verify_flow_sensitive_alias_info): Likewise.
12208 (verify_call_clobbering): Likewise.
12209 (verify_memory_partitions): Likewise.
12210 (verify_alias_info): Likewise.
12211 (verify_ssa): Adjust..
12212 (execute_update_addresses_taken): Export. Update SSA
12213 manually. Optimize only when optimizing. Use a local bitmap.
12214 (pass_update_address_taken): Remove TODO_update_ssa, add
12216 (pass_update_address_taken): Just use TODO_update_address_taken.
12217 (init_tree_ssa): Do not initialize addressable_vars.
12218 (verify_ssa): Verify new VUSE / VDEF properties.
12219 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12220 Do not call verify_alias_info.
12221 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12222 Do not free the loaded and stored syms bitmaps. Reset the escaped
12223 and callused solutions. Do not free addressable_vars.
12224 Remove memory-tag related code.
12225 (warn_uninitialized_var): Aliases are always available.
12226 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12227 * lambda-code.c (can_put_in_inner_loop): Adjust.
12228 (can_put_after_inner_loop): Likewise.
12229 (perfect_nestify): Likewise.
12230 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12231 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12232 (vectorizable_conversion): Do not mark symbols for renaming.
12233 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12234 (expand_call_inline): Unlink the calls virtual operands before
12236 (tree_function_versioning): Do not call update_ssa if we are not
12237 updating clones. Simplify.
12238 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12239 (propagate_with_phi): Likewise..
12240 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12241 clobber code. Assert we are not aliased or global.
12242 * tree-flow.h: Include tree-ssa-alias.h
12243 (enum escape_type): Remove.
12244 (struct mem_sym_stats_d): Likewise.
12245 (struct mem_ref_stats_d): Likewise.
12246 (struct gimple_df): Add vop member. Remove global_var,
12247 call_clobbered_vars, call_used_vars, addressable_vars,
12248 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12249 escaped and callused members.
12250 (struct ptr_info_def): Remove all members, add points-to solution
12252 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12253 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12254 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12255 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12256 (tree-ssa-alias.o): Likewise.
12257 (toplev.o): Add tree-ssa-alias.h
12258 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12259 * gimple.c (gimple_set_bb): Fix off-by-one error.
12260 (is_gimple_reg): Do not handle memory tags.
12261 (gimple_copy): Also copy virtual operands.
12262 Delay updating the statement. Do not reset loaded and stored syms.
12263 (gimple_set_stored_syms): Remove.
12264 (gimple_set_loaded_syms): Likewise.
12265 (gimple_call_copy_skip_args): Copy the virtual operands
12266 and mark the new statement modified.
12267 * tree-ssa-structalias.c (may_alias_p): Remove.
12268 (set_uids_in_ptset): Take the alias set to prune with as
12269 parameter. Fold in the alias test of may_alias_p.
12270 (compute_points_to_sets): Compute whether a ptr is dereferenced
12271 in a local sbitmap.
12272 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12273 other ADDRESSOF constraints on the lhs.
12274 (get_constraint_for_component_ref): Assert that we don't get
12275 ADDRESSOF constraints from the base of the reference.
12276 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12277 (struct variable_info): Remove collapsed_to member.
12278 (get_varinfo_fc): Remove.
12279 (new_var_info): Do not set collapsed_to.
12280 (dump_constraint): Do not follow cycles.
12281 (dump_constraint_graph): Likewise.
12282 (build_pred_graph): Likewise.
12283 (build_succ_graph): Likewise.
12284 (rewrite_constraints): Likewise.
12285 (do_simple_structure_copy): Remove.
12286 (do_rhs_deref_structure_copy): Remove.
12287 (do_lhs_deref_structure_copy): Remove.
12288 (collapse_rest_of_var): Remove.
12289 (do_structure_copy): Re-implement.
12290 (pta_stats): New global variable.
12291 (dump_pta_stats): New function.
12292 (struct constraint_expr): Make offset signed.
12293 (UNKNOWN_OFFSET): Define special value.
12294 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12295 (solution_set_expand): New helper function split out from ...
12296 (do_sd_constraint): ... here.
12297 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12298 (do_ds_constraint): Likewise.
12299 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12300 and CALLUSED = *CALLUSED.
12301 (set_union_with_increment): Make inc argument signed.
12302 (type_safe): Remove.
12303 (get_constraint_for_ptr_offset): Handle unknown and negative
12305 (first_vi_for_offset): Handle offsets before start. Bail
12306 out early for offsets beyond the variable extent.
12307 (first_or_preceding_vi_for_offset): New function.
12308 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12309 Together with ESCAPED = *ESCAPED this properly computes reachability.
12310 (find_what_var_points_to): New function.
12311 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12312 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12313 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12314 pt_solutions_intersect): New functions.
12315 (compute_call_used_vars): Remove.
12316 (compute_may_aliases): New main entry into PTA computation.
12317 * gimple.h (gimple_p): New typedef.
12318 (struct gimple_statement_base): Remove references_memory_p.
12319 (struct gimple_statement_with_memory_ops_base): Remove
12320 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12322 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12323 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12324 gimple_set_references_memory): Remove.
12325 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12326 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12328 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12329 (verify_expr): Allow RESULT_DECL.
12330 (gimple_duplicate_bb): Do not copy virtual operands.
12331 (gimple_duplicate_sese_region): Adjust.
12332 (gimple_duplicate_sese_tail): Likewise.
12333 (mark_virtual_ops_in_region): Remove.
12334 (move_sese_region_to_fn): Do not call it.
12335 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12336 and pass_simple_dse.
12337 (execute_function_todo): Handle TODO_update_address_taken,
12338 call execute_update_addresses_taken for TODO_rebuild_alias.
12339 (execute_todo): Adjust.
12340 (execute_one_pass): Init dump files early.
12341 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12343 (create_general_new_stmt): Clear vops.
12344 * tree-ssa-reassoc.c (get_rank): Adjust.
12345 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12346 symbols for renaming.
12347 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12348 (PARAM_AVG_ALIASED_VOPS): Likewise.
12349 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12350 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12351 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12352 (operand_build_cmp, copy_virtual_operands,
12353 create_ssa_artificial_load_stmt, add_to_addressable_set,
12354 gimple_add_to_addresses_taken): Remove public functions.
12355 (unlink_stmt_vdef): New function.
12357 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12359 * config.gcc (powerpc-*-linux*): Merge variants.
12361 2009-04-02 Chao-ying Fu <fu@mips.com>
12362 James Grosbach <james.grosbach@microchip.com>
12364 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12365 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12367 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12368 keep_interrupts_masked_p, use_debug_exception_return_p.
12369 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12370 keep_interrupts_masked, use_debug_exception_return.
12371 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12372 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12374 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12375 (mips_print_operand): Process COP0 registers to print $0 .. $31
12376 correctly for GAS to process.
12377 (mips_interrupt_extra_call_saved_reg_p): New function.
12378 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12380 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12381 (mips_compute_frame_info): Add supports for interrupt context that
12382 includes doubleword accumulators and COP0 registers.
12383 (mips_for_each_saved_acc): New function.
12384 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12385 mips_for_each_saved_reg.
12386 (mips_save_reg): Save accumulators.
12387 (mips_kernel_reg_p): A new for_each_rtx callback.
12388 (mips_expand_prologue): Support interrupt handlers.
12389 (mips_restore_reg): Restore accumulators.
12390 (mips_expand_epilogue): Support interrupt handlers.
12391 (mips_can_use_return_insn): Return false for interrupt handlers.
12392 (mips_epilogue_uses): New function.
12393 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12394 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12395 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12396 cop0_move): New instructions.
12397 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12398 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12400 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12402 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12403 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12404 interrupt handlers, we use K0 as the temporary register.
12405 (EPILOGUE_USES): Change to a function call.
12406 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12407 handlers, we use K0 as the temporary register.
12409 * doc/extend.texi (Function Attributes): Document interrupt,
12410 use_shadow_register_set, keep_interrupts_masked,
12411 use_debug_exception_return for MIPS attributes.
12413 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12415 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12416 Remove a number of t-files from tmake_file.
12417 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12418 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12419 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12420 target_prototype, not TARGET_PROTOTYPE.
12421 (LINK_OS_GNU_SPEC): Define.
12422 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12423 and darwin-ldoubdle.c.
12425 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12428 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12429 (cpp_options): Ditto.
12430 (default_compilers): Ditto.
12431 (display_help): Ditto.
12432 (process_command): Ditto.
12433 (do_spec_1): Ditto.
12434 (set_input): Use lbasename instead of duplicate code.
12435 (save_temps_prefix): New static for -save-temps=obj.
12436 (save_temps_length): Ditto.
12438 * doc/invoke.texi (-save-temps=obj): Document new variant to
12439 -save-temps switch.
12441 2009-04-02 Jeff Law <law@redhat.com>
12443 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12446 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12448 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12449 * configure: Regenerated.
12451 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12453 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12454 share the argument list.
12456 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12460 2009-02-12 Diego Novillo <dnovillo@google.com>
12462 * varpool.c (debug_varpool): New.
12463 * cgraph.h (debug_varpool): Declare.
12465 2009-04-02 Jan Hubicka <jh@suse.cz>
12467 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12470 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12472 * config/i386/i386.c (ix86_abi): Move initialization to ...
12473 (override_options): Here.
12475 2009-04-02 Christian Bruel <christian.bruel@st.com>
12477 * config/sh/sh.c (sh_dwarf_register_span): New function.
12478 (TARGET_DWARF_REGISTER_SPAN): Define.
12479 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12481 2009-04-02 Ira Rosen <irar@il.ibm.com>
12483 PR tree-optimization/39595
12484 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12485 interleaved loads group is not greater than the SLP group size.
12487 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12489 * builtins.c (is_builtin_name): New.
12490 (called_as_built_in): Use is_builtin_name.
12491 * tree.h (is_builtin_name): New.
12492 * varasm.c (incorporeal_function_p): Use is_builtin_name
12494 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12496 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12498 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12501 * c-decl.c (clone_underlying_type): Move this ...
12502 * c-common.c (set_underlying_type): ... here.
12503 Also, make sure the function properly sets TYPE_STUB_DECL() on
12504 the newly created typedef variant type.
12505 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12506 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12509 2009-04-02 Richard Guenther <rguenther@suse.de>
12511 PR tree-optimization/37221
12512 * tree-flow.h (degenerate_phi_result): Declare.
12513 * tree-ssa-dom.c (degenerate_phi_result): Export.
12514 * tree-scalar-evolution.c (analyze_initial_condition): If
12515 the initial condition is defined by a degenerate PHI node
12516 use the degenerate value.
12518 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12520 PR rtl-optimization/39588
12521 * combine.c (merge_outer_ops): Do not set the constant when this
12523 (simplify_shift_const_1): Do not modify it either in this case.
12525 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12527 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12528 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12530 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12533 * c-lex.c (interpret_float): Default (no suffix) is double.
12535 2009-04-1 Xinliang David Li <davidxl@google.com>
12537 * config/i386/i386.c (legitimate_constant_p): Recognize
12538 all one vector constant.
12540 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12542 * config/vax/vax.c: Add #includes to silence warnings.
12543 Change #include order to silence two warnings.
12545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12547 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12548 (ASM_SPEC): Pass -k to the assembler for PIC code.
12550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12552 * config.gcc: Add vax-*-linux* to the switch.
12553 * config/vax/linux.h: New file. (TARGET_VERSION,
12554 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12558 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12559 Use predicate macros instead of GET_CODE() == foo.
12560 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12561 ashlsi3, rotrsi3, <unnamed>): Likewise.
12563 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12565 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
12566 jbbccihi, jbbccisi): Remova trailing whitespace.
12567 * config/vax/constraints.md: Likewise.
12568 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
12569 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
12570 * config/vax/predicates.md: Likewise.
12571 * config/vax/vax.c (print_operand_address, vax_output_int_move,
12572 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
12573 * config/vax/vax.h: Likewise.
12574 * config/vax/vax.md (nonlocal_goto): Likewise.
12576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12578 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
12579 (indirectable_address_p, adjacent_operands_p): Add spaces around
12581 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
12583 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12585 * config/vax/vax.c (legitimate_constant_address_p,
12586 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
12587 index_term_p, reg_plus_index_p, legitimate_address_p,
12588 vax_mode_dependent_address_p): Update comments to match functions
12589 modified by the recent int->bool conversion.
12591 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12593 * config/vax/builtins.md: Update copyright message.
12594 * config/vax/constraints.md: Likewise.
12595 * config/vax/netbsd-elf.h: Likewise.
12596 * config/vax/predicates.md: Likewise.
12597 * config/vax/vax-protos.h: Likewise.
12598 * config/vax/vax.c: Likewise.
12599 * config/vax/vax.h: Likewise.
12600 * config/vax/vax.md: Likewise.
12601 * config/vax/vax.opt: Likewise.
12603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12605 * config/vax/builtins.md (ffssi2, ffssi2_internal,
12606 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
12607 * config/vax/constraints.md (B, R): Likewise.
12608 * config/vax/predicates.md (external_memory_operand,
12609 nonimmediate_addsub_di_operand): Likewise.
12610 * config/vax/vax.c (vax_output_int_add): Likewise.
12611 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
12612 untyped_call): Likewise.
12614 2009-04-01 Matt Thomas <matt@3am-software.com>
12616 * config/vax/predicates.md: New file.
12617 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
12618 external_const_operand, nonsymbolic_operand, external_memory_operand,
12619 indirect_memory_operand, indexed_memory_operand,
12620 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
12621 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
12623 * config/vax/constraints.md: New file.
12624 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
12626 * config/vax/builtins.md: New file.
12627 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
12628 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
12630 * config/vax/vax.opt (mqmath): Add option.
12631 * config/vax/vax.md (isfx): Extend with DI.
12632 (VAXintQH, VAXintQHSD): Define.
12633 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
12634 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
12635 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
12636 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
12637 (movdi): Update constraints and use vax_output_int_move().
12638 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
12639 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
12640 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
12641 nonlocal_goto): New.
12642 (mov<mode>): Extend accepted operand types.
12643 (subdi3_old): Rename from subdi3, change update constraints and use
12644 a new implementation.
12645 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
12646 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
12647 MOVE_RATIO, CLEAR_RATIO): Define.
12648 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
12649 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
12650 (PRINT_OPERAND): Redefine using a function instead of inlined code.
12651 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
12652 (split_quadword_operands): Make static and really allow variable
12654 (print_operand_address): Update for PIC generation.
12655 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
12656 indexable_address_p, fixup_mathdi_operand,
12657 vax_expand_addsub_di_operands, adjacent_operands_p): New.
12658 (vax_float_literal, legitimate_constant_p,
12659 indirectable_constant_address_p, index_term_p,
12660 reg_plus_index_p): Return bool instead of int.
12661 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
12663 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
12665 (vax_output_conditional_branch): Indent.
12666 (legitimate_constant_address_p, indirectable_constant_address_p,
12667 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
12668 vax_mode_dependent_address_p): Return bool instead of int, update for
12670 * config/vax/vax-protos.h (legitimate_constant_address_p,
12671 legitimate_constant_p, legitimate_address_p,
12672 vax_mode_dependent_address_p): Change declaration to bool.
12673 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
12674 vax_expand_addsub_di_operands, vax_output_int_subtract,
12675 vax_output_movmemsi): Declare.
12676 (split_quadword_operands, vax_float_literal): Delete declaration.
12677 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
12678 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
12679 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
12680 ASM_OUTPUT_DWARF_PCREL): Define.
12681 (ASM_SPEC): Change definition to allow PIC generation.
12683 2009-04-01 Steve Ellcey <sje@cup.hp.com>
12685 * doc/sourcebuild.texi: Update front-end requirements.
12687 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12690 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
12691 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
12692 (booldi3_internal3): Use boolean_or_operator instead of
12695 2009-04-01 Joseph Myers <joseph@codesourcery.com>
12698 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
12699 declarator whose size is not an integer constant expression but
12700 folds to an integer constant, then treat it as a constant
12703 2009-04-01 Richard Guenther <rguenther@suse.de>
12705 * fold-const.c (fold_plusminus_mult_expr): Do not fold
12706 i * 4 + 2 to (i * 2 + 1) * 2.
12708 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12711 * c-parser.c (c_parser_asm_statement): Skip until close paren and
12712 return if c_parser_asm_string_literal returned NULL.
12714 2009-04-01 Nick Clifton <nickc@redhat.com>
12716 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
12718 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
12719 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
12720 other typedefs to avoid conflicts with libgcc2.c. Define labels
12721 to gain 16-bit bit-manipulation functions from libgcc2.c and then
12723 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
12724 to gain 16-bit trapping arithmetic functions from libgcc2.c and
12727 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
12729 * varasm.c (default_function_rodata_section): Declare DOT as
12732 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
12733 Andrey Galkin <agalkin@hypercom.com>
12736 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
12737 Make object_name unique for each process.
12739 2009-04-01 Jakub Jelinek <jakub@redhat.com>
12742 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
12743 addressable variables in the parallel that could go out of scope while
12744 running queued tasks.
12746 2009-04-01 Anatoly Sokolov <aesok@post.ru>
12748 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
12749 (CASE_VALUES_THRESHOLD): Redefine.
12750 * config/avr/avr.c (avr_override_options): Remove initialization of
12751 avr_case_values_threshold variable.
12752 (avr_case_values_threshold): Remove variable. Add new function.
12753 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
12754 * config/avr/avr.opt (mno-tablejump): Remove option.
12755 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
12757 2009-04-01 DJ Delorie <dj@redhat.com>
12759 * varasm.c (default_function_rodata_section): Don't assume
12760 anything about where the first '.' in the section name is.
12762 2009-04-01 Alan Modra <amodra@bigpond.net.au>
12764 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
12765 rs6000_emit_stack_tie.
12767 2009-03-31 Ian Lance Taylor <iant@google.com>
12769 * tree-eh.c (tree_remove_unreachable_handlers): Compare
12770 gimple_code with GIMPLE_RESX, not RESX.
12772 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12774 * c-common.c (c_get_ident): New.
12775 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
12777 2009-04-01 Ben Elliston <bje@au.ibm.com>
12779 * config/rs6000/sysv4.opt (msdata): Improve option description.
12781 2009-03-31 Steve Ellcey <sje@cup.hp.com>
12783 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
12784 (divdf3_internal_lat): Remove.
12785 (divxf3_internal_lat): Remove.
12786 (divxf3_internal_thr): Remove.
12787 (divxf): Use divxf3_internal.
12788 * config/ia64/div.md (divsf3_internal_lat): New.
12789 (divdf3_internal_lat): New.
12790 (divxf3_internal): New.
12792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12795 * Makefile.in (USE_GCC_STDINT): Define.
12796 (stmp-int-hdrs): Install stdint.h if applicable.
12797 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
12799 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
12800 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
12801 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12802 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12803 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12804 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12805 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12806 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12807 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12808 (c_common_nodes_and_builtins): Initialize
12809 underlying_wchar_type_node. Do not initialize
12810 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
12811 nodes for new types.
12812 (c_stddef_cpp_builtins): Define macros for new types.
12813 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
12815 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
12816 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
12817 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
12818 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
12819 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
12820 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
12821 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
12822 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
12823 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
12824 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
12825 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
12826 int16_type_node, int32_type_node, int64_type_node,
12827 uint8_type_node, uint16_type_node, c_uint32_type_node,
12828 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
12829 int_least32_type_node, int_least64_type_node,
12830 uint_least8_type_node, uint_least16_type_node,
12831 uint_least32_type_node, uint_least64_type_node,
12832 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
12833 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
12834 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
12835 uintptr_type_node): Define.
12836 * c-cppbuiltin.c (builtin_define_constants,
12837 builtin_define_type_minmax): New.
12838 (builtin_define_stdint_macros): Define more macros.
12839 (c_cpp_builtins): Define more limit macros.
12840 (type_suffix): New.
12841 (builtin_define_type_max): Define in terms of
12842 builtin_define_type_minmax. Remove is_long parameter. All
12844 * config.gcc (use_gcc_stdint): Define.
12845 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
12846 Add newlib-stdint.h for generic targets.
12847 * config/glibc-stdint.h, config/newlib-stdint.h,
12848 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
12849 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
12850 * config/score/score.h (UINTPTR_TYPE): Define.
12851 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
12852 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
12853 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12854 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12855 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12856 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12857 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12858 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
12859 * config/spu/spu.h (STDINT_LONG32): Define.
12860 * configure.ac (use_gcc_stdint): Substitute.
12861 * configure: Regenerate.
12862 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
12863 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
12864 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
12865 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
12866 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
12867 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
12868 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
12869 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
12870 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
12871 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
12872 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
12873 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
12874 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
12875 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
12876 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
12877 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
12878 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
12879 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
12880 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
12881 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
12882 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
12883 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
12884 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
12885 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
12886 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
12887 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
12888 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
12889 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
12890 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
12892 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
12894 * loop-iv.c (suitable_set_for_replacement): Renamed from
12895 simplify_using_assignment; changed to return bool and to accept new
12896 args DEST and SRC. Return true iff we find a source/destination pair
12897 that can be used to make a replacement, and fill SRC and DEST if so.
12898 Remove arg ALTERED. Don't deal with altered regs here. All callers
12900 (simplify_using_initial_values): Deal with altered regs here and track
12901 more precisely the effect they have on the validity of our expression.
12903 * loop-iv.c (simplify_using_condition): A condition of the form
12904 (EQ REG CONST) can be used to simply make a substitution.
12905 (simplify_using_initial_values): Keep track of conditions we have seen
12906 and keep using them to simplify new expressions, while applying the
12907 same substitutions to them as to the expression.
12909 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12910 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
12913 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
12914 changed. Use this when trying to improve the upper bound.
12915 Generate the comparison by using simplify_gen_relational.
12917 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12919 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12921 (simplify_using_assignment, simplify_using_initial_values): Call
12922 replace_in_expr to make replacements. Call replace_single_def_regs
12923 once on the initial version of the expression.
12925 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12928 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12930 2009-03-31 Richard Guenther <rguenther@suse.de>
12932 PR middle-end/31029
12933 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12934 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12936 2009-03-31 Richard Guenther <rguenther@suse.de>
12938 * tree.h (div_if_zero_remainder): Declare.
12939 * fold-const.c (div_if_zero_remainder): Export.
12940 * tree-ssa-forwprop.c
12941 (forward_propagate_addr_into_variable_array_index): Handle
12942 constant array index addition outside of the variable index.
12944 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12947 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12948 define_splits, floatunssi<mode>2): Require x87 conversions from
12949 DImode to be permitted.
12951 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12953 PR preprocessor/15638
12954 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12956 2009-03-31 Richard Guenther <rguenther@suse.de>
12958 PR middle-end/23401
12959 PR middle-end/27810
12960 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12961 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12962 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12963 a separate statement.
12964 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12965 (lookup_tmp_var): Likewise.
12966 (is_gimple_formal_tmp_or_call_rhs): Remove.
12967 (is_gimple_reg_or_call_rhs): Rename to ...
12968 (is_gimple_reg_rhs_or_call): ... this.
12969 (is_gimple_mem_or_call_rhs): Rename to ...
12970 (is_gimple_mem_rhs_or_call): ... this.
12971 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12972 DECL_GIMPLE_REG_P only if is_formal is true.
12973 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12974 for non-proper post-modify expression gimplification.
12975 (gimplify_self_mod_expr): For post-modify expressions gimplify
12976 the lvalue to a minimal lvalue.
12977 (rhs_predicate_for): Remove formal temp case.
12978 (gimplify_modify_expr_rhs): Likewise.
12979 (gimplify_addr_expr): Use is_gimple_reg.
12980 (gimplify_expr): Remove formal temp cases.
12981 (gimple_regimplify_operands): Likewise.
12982 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12983 and FILTER_EXPR like constants.
12984 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12986 (is_gimple_formal_tmp_rhs): Remove.
12987 (is_gimple_reg_rhs): Remove special casing.
12988 (is_gimple_mem_rhs): Fix.
12989 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12990 (is_gimple_formal_tmp_var): Remove.
12991 (is_gimple_formal_tmp_reg): Likewise.
12992 (is_gimple_min_lval): Allow invariant component ref parts.
12993 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12994 is_gimple_formal_tmp_reg): Remove declarations.
12995 * tree-cfg.c (verify_expr): Verify that variables with address
12996 taken do not have DECL_GIMPLE_REG_P set.
12997 * tree-mudflap.c (mf_build_check_statement_for): Use
12998 force_gimple_operand instead of gimplify_expr.
13000 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13002 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13003 schedulable rows to compute_split_row.
13005 2009-03-31 Ben Elliston <bje@au.ibm.com>
13008 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13011 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13013 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13014 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13015 * configure: Regenerate.
13016 * config.in: Regenerate.
13017 * config/rs6000/rs6000.opt (mtls-markers): Add.
13018 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13019 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13020 (tls_ld_aix, tls_ld_sysv): Likewise.
13021 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13022 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13024 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13026 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13028 2009-03-30 Jan Hubicka <jh@suse.cz>
13030 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13032 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13033 detection and label handling.
13035 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13037 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13038 left_conflicts_size.
13039 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13040 ALLOCNO_LEFT_CONFLICTS_SIZE.
13042 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13043 remove_allocno_from_bucket_and_push,
13044 allocno_spill_priority_compare, push_allocnos_to_stack,
13045 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13046 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13047 (setup_allocno_left_conflicts_num): Ditto. Rename to
13048 setup_allocno_left_conflicts_size.
13049 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13050 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13051 setup_allocno_left_conflicts_size instead of
13052 setup_allocno_left_conflicts_num.
13054 * ira-build.c (ira_create_allocno): Use
13055 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13056 ALLOCNO_LEFT_CONFLICTS_NUM.
13058 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13060 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13061 instead of DF_LR_OUT.
13063 * ira-lives.c (process_bb_node_lives): Ditto.
13065 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13066 instead of DF_LR_{OUT,IN}.
13068 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13070 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13072 2009-03-30 Jan Hubicka <jh@suse.cz>
13074 * except.c (label_to_region_map): Fix thinko.
13076 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13078 PR middle-end/38237
13079 * tree.h (tree_find_value): New declaration.
13080 * tree.c (tree_find_value): New function.
13081 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13083 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13086 * c-decl.c (struct c_binding): Add locus field.
13087 (bind): Add locus argument, set locus field from it.
13088 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13089 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13090 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13091 implicitly_declare, undeclared_variable, lookup_label,
13092 declare_label, c_make_fname_decl, c_builtin_function,
13093 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13096 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13099 * config/i386/i386.c (classify_argument): Check total size of
13102 2009-03-30 Martin Jambor <mjambor@suse.cz>
13104 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13105 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13106 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13109 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13110 seen_variable_array_ref while also traversing a union.
13112 * tree-inline.c (optimize_inline_calls): Do not call
13113 cgraph_node_remove_callees.
13114 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13115 (pass_remove_cgraph_callee_edges): New variable.
13116 * passes.c (init_optimization_passes): Add
13117 pass_remove_cgraph_callee_edges after early inlining and before all
13118 late intraprocedural passes.
13120 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13122 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13124 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13125 Fix typos in names.
13127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13129 * combine.c (simplify_comparison): Use have_insn_for.
13130 * dojump.c (do_jump): Likewise.
13132 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13134 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13135 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13136 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13137 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13138 instead of sparc_compare_emitted.
13139 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13140 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13141 instead of sparc_compare_emitted.
13143 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13145 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13146 enter/exit cfglayout mode.
13147 (pass_partition_block): Require it.
13148 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13149 (combine_instructions): Track basic blocks instead of labels.
13150 (update_cfg_for_uncondjump): New.
13151 (try_combine): Use it. Update jumps after rescanning.
13152 (pass_combine): Require PROP_cfglayout.
13153 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13155 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13157 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13158 Provide/destroy PROP_cfglayout respectively.
13159 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13160 * tree-pass.h (PROP_cfglayout): New.
13162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13164 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13165 fold_convert_const_fixed_from_fixed,
13166 fold_convert_const_fixed_from_int,
13167 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13168 set TREE_CONSTANT_OVERFLOW.
13169 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13170 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13172 2009-03-30 Ira Rosen <irar@il.ibm.com>
13174 * tree-vect-loop-manip.c: New file.
13175 * tree-vectorizer.c: Update documentation and included files.
13176 (vect_loop_location): Make extern.
13177 (rename_use_op): Move to tree-vect-loop-manip.c
13178 (rename_variables_in_bb, rename_variables_in_loop,
13179 slpeel_update_phis_for_duplicate_loop,
13180 slpeel_update_phi_nodes_for_guard1,
13181 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13182 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13183 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13184 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13185 find_loop_location): Likewise.
13186 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13187 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13188 get_vectype_for_scalar_type, vect_is_simple_use,
13189 supportable_widening_operation, supportable_narrowing_operation):
13191 (bb_in_loop_p): Move to tree-vect-loop.c.
13192 (new_loop_vec_info, destroy_loop_vec_info,
13193 reduction_code_for_scalar_code, report_vect_op,
13194 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13195 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13196 (vect_supportable_dr_alignment): Likewise.
13197 * tree-vectorizer.h (tree-data-ref.h): Include.
13198 (vect_loop_location): Declare.
13199 Reorganize function declarations according to the new file structure.
13200 * tree-vect-loop.c: New file.
13201 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13202 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13203 * tree-vect-data-refs.c: New file.
13204 * tree-vect-patterns.c (timevar.h): Don't include.
13205 * tree-vect-stmts.c: New file.
13206 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13207 tree-vect-slp.c, tree-vect-loop.c.
13208 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13209 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13210 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13211 (tree-vect-analyze.o): Remove.
13212 (tree-vect-transform.o): Likewise.
13213 (tree-vect-data-refs.o): Add rule.
13214 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13215 tree-vect-slp.o): Likewise.
13216 (tree-vect-patterns.o): Remove redundant dependencies.
13217 (tree-vectorizer.o): Likewise.
13218 * tree-vect-slp.c: New file.
13220 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13222 * optc-gen.awk: Warn if an option flag has multiple different
13225 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13227 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13228 -floop-block): Document dependences on PPL, CLooG and Graphite.
13230 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13232 PR rtl-optimization/323
13233 * c-common.c (c_fully_fold, convert_and_check,
13234 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13235 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13236 * c-common.def (EXCESS_PRECISION_EXPR): New.
13237 * c-cppbuiltin.c (builtin_define_float_constants): Define
13238 constants with enough digits for long double.
13239 * c-lex.c (interpret_float): Interpret constant with excess
13240 precision where appropriate.
13241 * c-opts.c (c_common_post_options): Set
13242 flag_excess_precision_cmdline. Give an error for
13243 -fexcess-precision=standard for C++ for processors where the
13244 option is significant.
13245 * c-parser.c (c_parser_conditional_expression): Handle excess
13246 precision in condition.
13247 * c-typeck.c (convert_arguments): Handle arguments with excess
13249 (build_unary_op): Move excess precision outside operation.
13250 (build_conditional_expr): Likewise.
13251 (build_compound_expr): Likewise.
13252 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13253 (build_modify_expr): Handle excess precision in RHS.
13254 (convert_for_assignment): Handle excess precision in converted
13256 (digest_init, output_init_element, process_init_element): Handle
13257 excess precision in initializer.
13258 (c_finish_return): Handle excess precision in return value.
13259 (build_binary_op): Handle excess precision in operands and add
13260 excess precision as needed for operation.
13261 * common.opt (-fexcess-precision=): New option.
13262 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13263 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13264 For standard excess precision, output explicit conversion to and
13265 truncation from XFmode.
13266 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13267 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13268 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13269 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13270 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13271 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13272 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13273 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13274 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13275 define_splits, sqrt<mode>2): Disable where appropriate for
13276 standard excess precision.
13277 * convert.c (convert_to_real): Do not shorten arithmetic to type
13278 for which excess precision would be used.
13279 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13280 * doc/invoke.texi (-fexcess-precision=): Document option.
13281 (-mfpmath=): Correct index entry.
13282 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13283 flag_excess_precision): New.
13284 * langhooks.c (lhd_post_options): Set
13285 flag_excess_precision_cmdline.
13286 * opts.c (common_handle_option): Handle -fexcess-precision=.
13287 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13288 init_excess_precision): New.
13289 (lang_dependent_init_target): Call init_excess_precision.
13290 * tree.c (excess_precision_type): New.
13291 * tree.h (excess_precision_type): Declare.
13293 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13296 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13297 non-lvalue to component.
13299 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13301 PR preprocessor/34695
13302 * Makefile.in (c-opts.o): Depend on c-tree.h.
13303 * c-common.c: Move down include of diagnostic.h.
13304 (done_lexing, c_cpp_error): New.
13305 * c-common.h (done_lexing): Declare.
13306 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13308 * c-opts.c: Include c-tree.h.
13309 (c_common_init_options): Set preprocessor error callback.
13310 (c_common_handle_option): Do not set preprocessor
13311 inhibit_warnings, warnings_are_errors, warn_system_headers,
13312 pedantic_errors or inhibit_warnings flags.
13313 (c_common_post_options): Do not check cpp_errors (parse_in).
13314 (c_common_finish): Do not output dependencies if there were
13315 errors. Do not check return value of cpp_finish.
13316 * c-ppoutput.c (pp_file_change): Set input_location.
13317 * c-tree.h (c_cpp_error): Declare.
13318 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13320 (diagnostic_build_prefix): Check override_column.
13321 * diagnostic.h (diagnostic_info): Add override_column field.
13322 (diagnostic_override_column): Define.
13324 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13326 * c-common.c (c_expand_expr, c_staticp): Remove.
13327 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13328 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13329 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13330 * c-gimplify.c (gimplify_compound_literal_expr,
13331 optimize_compound_literals_in_ctor): Remove.
13332 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13333 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13334 * c-semantics.c (emit_local_var): Remove.
13336 * langhooks-def.h (lhd_expand_expr): Remove.
13337 * langhooks.c (lhd_expand_expr): Remove.
13338 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13340 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13341 handling from c-semantics.c; don't call into langhook.
13342 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13343 * gimplify.c (gimplify_compound_literal_expr,
13344 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13345 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13346 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13347 as was done in c-gimplify.c.
13348 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13349 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13350 Move from c-common.h.
13351 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13353 * tree.c (staticp): Do not call langhook.
13354 * langhooks.c (lhd_staticp): Delete.
13355 * langhooks-def.h (lhd_staticp): Delete prototype.
13356 (LANG_HOOKS_STATICP): Delete.
13357 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13359 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13360 instead of DECL_STMTs.
13362 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13370 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13372 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13373 contained expression.
13374 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13375 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13376 conditional expressions for C.
13377 (decl_constant_value_for_optimization): Move from
13378 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13379 whether optimizing and that the expression is a VAR_DECL not of
13380 array type instead of doing such checks in the caller. Do not
13381 check pedantic. Call gcc_unreachable for C++.
13382 * c-common.def (C_MAYBE_CONST_EXPR): New.
13383 * c-common.h (c_fully_fold, c_save_expr,
13384 decl_constant_value_for_optimization): New prototypes.
13385 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13386 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13387 EXPR_INT_CONST_OPERANDS): Define.
13388 * c-convert.c (convert): Strip nops from expression.
13389 * c-decl.c (groktypename): Take extra parameters expr and
13390 expr_const_operands. Update call to grokdeclarator.
13391 (start_decl): Update call to grokdeclarator. Add statement for
13392 expressions used in type of decl.
13393 (grokparm): Update call to grokdeclarator.
13394 (push_parm_decl): Update call to grokdeclarator.
13395 (build_compound_literal): Add parameter non_const and build a
13396 C_MAYBE_COSNT_EXPR if applicable.
13397 (grokdeclarator): Take extra parameters expr and
13398 expr_const_operands. Track expressions used in declaration
13399 specifiers and declarators. Fold array sizes and track whether
13400 they are constant expressions and whether they are integer
13401 constant expressions.
13402 (parser_xref_tag): Set expr and expr_const_operands fields in
13404 (grokfield): Update call to grokdeclarator.
13405 (start_function): Update call to grokdeclarator.
13406 (build_null_declspecs): Set expr and expr_const_operands fields in
13408 (declspecs_add_type): Handle expressions in typeof specifiers.
13409 * c-parser.c (c_parser_declspecs): Set expr and
13410 expr_const_operands fields for declaration specifiers.
13411 (c_parser_enum_specifier): Likewise.
13412 (c_parser_struct_or_union_specifier): Likewise.
13413 (c_parser_typeof_specifier): Likewise. Update call to
13414 groktypename. Fold expression as needed. Return expressions with
13415 type instead of adding statements.
13416 (c_parser_attributes): Update calls to c_parser_expr_list.
13417 (c_parser_statement_after_labels): Fold expression before passing
13418 to objc_build_throw_stmt.
13419 (c_parser_condition): Fold expression.
13420 (c_parser_asm_operands): Fold expression.
13421 (c_parser_conditional_expression): Use c_save_expr. Update call
13422 to build_conditional_expr.
13423 (c_parser_alignof_expression): Update call to groktypename.
13424 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13425 original_code. Fold expression argument of va_arg. Create
13426 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13427 argument to va_arg. Update calls to groktypename. Fold array
13428 index for offsetof. Verify that first argument to
13429 __builtin_choose_expr has integer type.
13430 (c_parser_postfix_expression_after_paren_type): Update calls to
13431 groktypename and build_compound_literal. Handle expressions with
13432 side effects in type name.
13433 (c_parser_postfix_expression_after_primary): Update call to
13434 c_parser_expr_list. Set original_code for calls to
13435 __builtin_constant_p.
13436 (c_parser_expr_list): Take extra parameter fold_p. Fold
13437 expressions if requested.
13438 (c_parser_objc_type_name): Update call to groktypename.
13439 (c_parser_objc_synchronized_statement): Fold expression.
13440 (c_parser_objc_receiver): Fold expression.
13441 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13442 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13443 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13444 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13445 (struct c_typespec): Add elements expr and expr_const_operands.
13446 (struct c_declspecs): Add elements expr and expr_const_operands.
13447 (groktypename, build_conditional_expr, build_compound_literal):
13449 (in_late_binary_op): Declare.
13450 * c-typeck.c (note_integer_operands): New function.
13451 (in_late_binary_op): New variable.
13452 (decl_constant_value_for_broken_optimization): Move to c-common.c
13453 and rename to decl_constant_value_for_optimization.
13454 (default_function_array_conversion): Do not strip nops.
13455 (default_conversion): Do not call
13456 decl_constant_value_for_broken_optimization.
13457 (build_array_ref): Do not fold result.
13458 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13459 result when operand is a VLA.
13460 (c_expr_sizeof_type): Update call to groktypename. Handle
13461 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13462 result when operand names a VLA type.
13463 (build_function_call): Update call to build_compound_literal.
13464 Only fold result for calls to __builtin_* functions. Strip
13465 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13466 the function designator.
13467 (convert_arguments): Fold arguments. Update call to
13468 convert_for_assignment.
13469 (build_unary_op): Handle increment and decrement of
13470 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13471 decrement earlier. Fold operand of increment and decrement.
13472 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13473 built for integer operand. Wrap returns that are INTEGER_CSTs
13474 without being integer constant expressions or that have integer
13475 constant operands without being INTEGER_CSTs.
13476 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13477 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13478 result is an integer constant expression or can be used in
13479 unevaluated parts of one and avoid folding and wrap as
13480 appropriate. Fold operands before possibly doing -Wsign-compare
13482 (build_compound_expr): Wrap result for C99 if operands can be used
13483 in integer constant expressions.
13484 (build_c_cast): Update call to digest_init. Do not ignore
13485 overflow from casting floating-point constants to integers. Wrap
13486 results that could be confused with integer constant expressions,
13487 null pointer constants or floating-point constants.
13488 (c_cast_expr): Update call to groktypename. Handle expressions
13489 included in type name.
13490 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13491 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13492 Update calls to convert_for_assignment.
13493 (convert_for_assignment): Take new parameter
13494 null_pointer_constant. Do not strip nops or call
13495 decl_constant_value_for_broken_optimization. Set
13496 in_late_binary_op for conversions to boolean.
13497 (store_init_value): Update call to digest_init.
13498 (digest_init): Take new parameter null_pointer_constant. Do not
13499 call decl_constant_value_for_broken_optimization. pedwarn for
13500 initializers not constant expressions. Update calls to
13501 convert_for_assignment.
13502 (constructor_nonconst): New.
13503 (struct constructor_stack): Add nonconst element.
13504 (really_start_incremental_init, push_init_level, pop_init_level):
13505 Handle constructor_nonconst and nonconst element.
13506 (set_init_index): Call constant_expression_warning for array
13508 (output_init_element): Fold value. Set constructor_nonconst as
13509 applicable. pedwarn for initializers not constant expressions.
13510 Update call to digest_init. Call constant_expression_warning
13511 where constant initializers are required.
13512 (process_init_element): Use c_save_expr.
13513 (c_finish_goto_ptr): Fold expression.
13514 (c_finish_return): Fold return value. Update call to
13515 convert_for_assignment.
13516 (c_start_case): Fold switch expression.
13517 (c_process_expr_stmt): Fold expression.
13518 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13519 ensure statement expression is not evaluated in constant expression.
13520 (build_binary_op): Track whether results are integer constant
13521 expressions or may occur in such, disable folding and wrap results
13522 as applicable. Fold operands for -Wsign-compare warnings unless
13524 (c_objc_common_truthvalue_conversion): Handle results folded to
13525 integer constants that are not integer constant expressions.
13526 * doc/extend.texi: Document when typeof operands are evaluated,
13527 that condition of __builtin_choose_expr is an integer constant
13528 expression, and more about use of __builtin_constant_p in
13531 2009-03-29 Richard Guenther <rguenther@suse.de>
13533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13534 propagate addresses of array references.
13536 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13538 * regmove.c (perhaps_ends_bb_p): Remove.
13539 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13540 from INSN and check that the main loop stays within that basic block.
13541 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13542 (regmove_forward_pass): Split out from regmove_optimize. Use
13543 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13544 (regmove_backward_pass): Split out from regmove_optimize. Use
13545 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13546 (regmove_optimize): Simplify.
13548 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13551 * config/i386/i386.c (classify_argument): Ignore flexible array
13552 member in struct and warn ABI change.
13554 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13556 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13558 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13559 (ix86_adjust_cost): Updated.
13561 2009-03-29 Jan Hubicka <jh@suse.cz>
13563 PR middle-end/28850
13564 * tree-pass.h (pass_cleanup_eh): New function.
13565 (remove_unreachable_regions): Break code handling RTL
13566 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
13567 that can not be reached by runtime.
13568 (can_be_reached_by_runtime): New function.
13569 (label_to_region_map): New function.
13570 (num_eh_regions): New function.
13571 (rtl_remove_unreachable_regions): New function.
13572 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
13573 (remove_eh_region): New function.
13574 * except.h: Include sbitmap and vecprim.
13575 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
13576 num_eh_regions): Declare.
13577 * passes.c (init_optimization_passes): Schedule cleanup_eh.
13578 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
13579 * tree-eh.c (tree_remove_unreachable_handlers): New function.
13580 (tree_empty_eh_handler_p): New function.
13581 (cleanup_empty_eh): New function.
13582 (cleanup_eh): New function.
13583 (pass_cleanup_eh): New function.
13585 2009-03-29 Jan Hubicka <jh@suse.cz>
13587 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
13588 for removed regions.
13590 2009-03-29 Jan Hubicka <jh@suse.cz>
13592 * except.c (dump_eh_tree): Dump all datastructures.
13594 2009-03-29 Jan Hubicka <jh@suse.cz>
13596 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
13597 (duplicate_eh_regions_1): Likewise.
13598 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
13599 vector; call EH verification.
13600 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13601 Be ready for region being removed.
13603 2009-03-29 Jan Hubicka <jh@suse.cz>
13605 * bitmap.c (bitmap_last_set_bit): New function.
13606 * bitmap.h (bitmap_last_set_bit): Declare.
13608 2009-03-29 David Ayers <ayers@fsfe.org>
13611 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
13612 by calling objc_compare_types and surpress warnings about
13613 incompatible C pointers that are compatible ObjC pointers.
13615 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
13617 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
13618 call initialize_inline_failed.
13619 (initialize_inline_failed): Move it from here ...
13620 * cgraph.c (initialize_inline_failed): ... to here.
13621 (cgraph_create_edge): Call initialize_inline_failed rather than
13622 setting inline_failed directly.
13624 2009-03-29 Ben Elliston <bje@au.ibm.com>
13627 * sysv4.opt (msdata): Improve comment.
13628 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
13629 * sysv4.h (SVR4_ASM_SPEC): Likewise.
13631 2009-03-29 Ben Elliston <bje@au.ibm.com>
13634 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
13635 load and store attributes.
13637 2009-03-29 Ben Elliston <bje@au.ibm.com>
13639 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
13640 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
13641 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
13642 * doc/extend.texi (X86 Built-in Functions): Add index entries for
13643 __builtin_infq and __builtin_huge_valq.
13645 2009-03-28 Anatoly Sokolov <aesok@post.ru>
13647 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
13649 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13650 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
13652 2009-03-28 Xinliang David Li <davidxl@google.com>
13654 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
13655 (do_dbg_cnt): New function.
13657 2009-03-28 Jan Hubicka <jh@suse.cz>
13659 Merge from pretty-ipa:
13661 2009-03-27 Jan Hubicka <jh@suse.cz>
13663 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13664 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
13665 * passes.c (function_called_by_processed_nodes_p): New.
13666 * ipa-pure-const.c (check_call): Fix handling of operands.
13667 (analyze_function): Dump debug output for skipped bodies.
13668 (local_pure_const): Use function_called_by_processed_nodes_p.
13669 * dwarf2out.c (reference_to_unused): Use output.
13670 * passes.c (do_per_function_toporder): Likewise.
13672 2008-11-12 Jan Hubicka <jh@suse.cz>
13674 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
13675 * ipa-pure-const.c (funct_state_d): Add can throw field; make
13676 state_set_in_source enum
13677 (check_decl): Ignore memory tags; do not set fake looping flags;
13679 (check_operand, check_tree, check_rhs_var, check_lhs_var,
13680 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
13681 (check_call, analyze_function): Rewrite.
13683 (add_new_function): Update call of analyze_function.
13684 (generate_summary): Add call of analyze_function.
13685 (propagate): Propagate can_throw; handle state_set_in_source correctly.
13686 (local_pure_const): New function.
13687 (pass_local_pure_const): New pass.
13688 * ipa-inline.c (inline_transform): Set after_inlining.
13689 * tree-eh.c (stmt_can_throw_external): New.
13690 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
13691 work with aliasing built.
13692 * tree-flow.h (stmt_can_throw_external): New.
13693 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
13694 and local pure/const pass in early and late optimization queue.
13696 2009-03-28 Martin Jambor <mjambor@suse.cz>
13698 * fold-const.c (get_pointer_modulus_and_residue): New parameter
13700 (fold_binary): Allow function decl aligment consideration is the
13701 second argument is integer constant one.
13702 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
13703 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
13704 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
13706 2009-03-28 Jan Hubicka <jh@suse.cz>
13708 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
13709 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
13710 * function.h (rtl_data): Add nothrow flag.
13711 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
13712 set DECL_NOTHROW for AVAILABLE functions.
13714 2009-03-28 Jakub Jelinek <jakub@redhat.com>
13716 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
13717 following vector keyword has expansion starting with pixel or bool
13718 keyword, expand vector to __vector and pixel or bool to __pixel or
13722 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
13723 warn_if_disallowed_function_p): Removed.
13724 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
13725 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
13726 warning_if_disallowed_function_p.
13727 * flags.h (warn_if_disallowed_function_p,
13728 warn_disallowed_functions): Removed.
13729 * common.opt (Wdisallowed-function-list=): Removed.
13730 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
13732 2009-03-28 Richard Guenther <rguenther@suse.de>
13734 PR tree-optimization/38723
13735 * tree-ssa-pre.c (compute_avail): Add all default definitions to
13738 2009-03-28 Jan Hubicka <jh@suse.cz>
13740 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
13741 test introduced by my previous patch.
13743 2009-03-28 Richard Guenther <rguenther@suse.de>
13745 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
13746 the PHIs value undefined.
13748 2009-03-28 Jan Hubicka <jh@suse.cz>
13750 * tree-pass.h (pass_fixup_cfg): New pass.
13751 * ipa-inline.c (inline_transform): Set
13752 always_inline_functions_inlined/after_inlining.
13753 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
13754 (pass_fixup_cfg): New pass.
13755 * passes.c (init_optimization_passes): Add fixup_cfg.
13757 2009-03-28 Richard Guenther <rguenther@suse.de>
13759 PR tree-optimization/38458
13760 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
13761 argument use the arguments copy-of value.
13763 2009-03-28 Richard Guenther <rguenther@suse.de>
13765 PR tree-optimization/38180
13766 * tree-ssa-ccp.c (get_default_value): Simplify.
13767 (likely_value): Likewise.
13768 (surely_varying_stmt_p): Properly handle VOP case.
13769 (ccp_initialize): Likewise.
13770 (ccp_fold): Handle propagating through *&.
13771 (fold_const_aggregate_ref): Also handle decls.
13773 2009-03-28 Jan Hubicka <jh@suse.cz>
13775 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
13776 * cgraph.h (cgraph_node): Likewise.
13777 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
13778 (cgraph_reset_node): Use process flag.
13779 (cgraph_mark_functions_to_output): Likewise.
13780 (cgraph_expand_function): Likewise.
13781 (cgraph_expand_all_functions): Likewise.
13782 (cgraph_output_in_order): Likewise.
13783 * dwarf2out.c (reference_to_unused): Likewise.
13784 * passes.c do_per_function_toporder): Likewise.
13786 2009-03-28 Jan Hubicka <jh@suse.cz>
13788 Bring from lto-branch:
13790 2008-09-03 Doug Kwan <dougkwan@google.com>
13792 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
13793 enums instead of reason strings.
13794 * cgraph.c (cgraph_create_edge): Same.
13795 (cgraph_inline_failed_string): New function.
13796 * cgraph.h (cgraph_inline_failed_t): New enum type.
13797 (cgraph_inline_failed_string): New prototype.
13798 (struct cgraph_edge): Change type of INLINED_FAILED from constant
13799 char pointer to cgraph_inline_failed_t.
13800 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
13801 (cgraph_default_inline_p): Ditto.
13802 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
13803 to cgraph_inline_failed_t pointer.
13804 * cif-code.def: New file.
13805 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
13807 (cgraph_check_inline_limits): Change type of REASON to pointer to
13808 cgraph_inline_failed_t. Replace reason strings with enums.
13809 (cgraph_default_inline_p): Ditto.
13810 (cgraph_recursive_inlining_p): Ditto.
13811 (update_caller_keys): Change type of FAILED_REASON to
13812 cgraph_inline_failed_t.
13813 (cgraph_set_inline_failed): Change type of REASON to pointer to
13814 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
13815 convert enums to strings for text output.
13816 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
13817 to be of type cgraph_inline_failed_t. Replace reason strings with
13818 enums. Call cgraph_inline_failed_string to covert enums
13819 to strings for text output.
13820 (cgraph_decide_inlining): Replace reason strings with enums.
13821 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
13822 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
13824 * tree-inline.c (expand_call_inline): Change type of REASON
13825 to cgraph_inline_failed_t. Replace reason strings with enums.
13826 Call cgraph_inline_failed_string for text output.
13827 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
13830 2009-03-28 Jan Hubicka <jh@suse.cz>
13832 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
13833 cgraph_clone_node): Remove master clone handling.
13834 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13835 * cgraph.h (master_clone): Remove.
13836 (cgraph_is_master_clone, cgraph_master_clone): Remove.
13837 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
13838 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13840 2009-03-28 Jan Hubicka <jh@suse.cz>
13842 * cgraph.c (cgraph_function_body_availability): Functions declared
13843 inline are always safe to assume that it is not going to be replaced.
13845 2009-03-28 Richard Guenther <rguenther@suse.de>
13847 PR tree-optimization/38513
13848 * tree-ssa-pre.c (eliminate): Remove redundant stores.
13849 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13850 EXC_PTR_EXPR and FILTER_EXPR.
13851 (get_ref_from_reference_ops): Likewise.
13853 2009-03-28 Richard Guenther <rguenther@suse.de>
13855 PR tree-optimization/38968
13856 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
13857 Use FLOOR_MOD_EXPR to compute misalignment.
13859 2009-03-28 Richard Guenther <rguenther@suse.de>
13861 PR tree-optimization/37795
13862 * tree.h (combine_comparisons): Declare.
13863 * fold-const.c (combine_comparisons): Export.
13864 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
13866 (ifcombine_iforif): Use combine_comparisons.
13868 2009-03-28 Jan Hubicka <jh@suse.cz>
13870 * tree-eh.c (inlinable_call_p): New function.
13871 (make_eh_edges): Use it.
13872 (verify_eh_edges): Use it.
13873 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
13874 * except.c (reachable_next_level): Add inlinable_function argument
13875 (sjlj_find_directly_reachable_regions): Update.
13876 (add_reachable_handler): Do not set saw_any_handlers.
13877 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
13878 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
13879 Add new inlinable call parameter.
13880 (can_throw_internal, can_throw_external): Update.
13881 * except.h (can_throw_internal_1, can_throw_external_1,
13882 foreach_reachable_handler): Update declaration.
13884 2009-03-28 Joseph Myers <joseph@codesourcery.com>
13886 * config/arm/t-arm-coff, config/h8300/coff.h,
13887 config/i386/i386-aout.h, config/i386/i386-coff.h,
13888 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
13889 config/pdp11/2bsd.h, config/rs6000/aix41.h,
13890 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
13891 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
13892 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
13893 sys-types.h: Remove.
13894 * Makefile.in: Remove protoize and fixproto support and references
13896 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
13897 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
13899 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
13900 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
13901 unprotoize$(exeext).
13902 (rest.encap): Don't depend on $(STMP_FIXPROTO)
13903 (.PHONY): Don't depend on proto.
13904 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
13905 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
13906 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
13907 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
13908 build/gen-protos.o, build/scan.o, xsys-protos.h,
13909 build/fix-header$(build_exeext), build/fix-header.o,
13910 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
13911 stmp-install-fixproto): Remove.
13912 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
13913 SYSCALLS.c or fixproto files.
13914 (install-common): Don't install protoize.
13915 (install-headers-tar, install-headers-cpio, install-headers-cp):
13916 Don't depend on $(STMP_FIXPROTO).
13917 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13918 install fixproto files or write out fixproto settings.
13919 (uninstall): Don't uninstall protoize.
13920 * config.gcc (use_fixproto): Remove.
13921 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13922 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13923 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13924 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13925 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13926 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13927 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13928 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13929 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13930 * config/t-vxworks (STMP_FIXPROTO): Remove.
13931 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13932 STMP_FIXPROTO): Remove.
13933 * config.in, configure: Regenerate.
13934 * crtstuff.c (gid_t, uid_t): Don't undefine.
13935 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13936 (arm-*-coff, arm-*-aout: Remove target entries.
13937 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13938 Remove mention of AIX 4.1.
13939 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13940 * doc/invoke.texi (Running Protoize): Remove.
13941 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13942 (Protoize Caveats): Remove.
13943 * tsystem.h: Update comments on headers assumed to exist.
13945 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13947 * genautomata.c: Add a new year to the copyright. Add a new
13949 (struct insn_reserv_decl): Add comments for member bypass_list.
13950 (find_bypass): Remove.
13951 (insert_bypass): New.
13952 (process_decls): Use insert_bypass.
13953 (output_internal_insn_latency_func): Output all bypasses with the
13954 same input insn in one switch case.
13956 * rtl.def (define_bypass): Describe bypass choice.
13957 * doc/md.texi (define_bypass): Ditto.
13959 2009-03-27 Richard Guenther <rguenther@suse.de>
13961 * gimplify.c (mark_addressable): Export.
13962 * tree-flow.h (mark_addressable): Declare.
13963 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13964 * tree-ssa.c (verify_phi_args): Verify that address taken
13965 variables have TREE_ADDRESSABLE set.
13967 2009-03-27 Richard Guenther <rguenther@suse.de>
13969 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13970 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13971 Do not mark decls TREE_ADDRESSABLE.
13972 (build_fold_addr_expr): Adjust.
13973 (fold_addr_expr): Remove.
13974 (fold_unary): Use build_fold_addr_expr.
13975 (fold_comparison): Likewise.
13976 (split_address_to_core_and_offset): Likewise.
13977 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13979 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13980 (gimplify_modify_expr_to_memcpy): Mark source and destination
13982 * omp-low.c (create_omp_child_function): Mark the object decl
13984 (lower_rec_input_clauses): Mark the var we take the address of
13986 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13990 PR middle-end/39315
13991 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13992 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13994 2009-03-27 Richard Guenther <rguenther@suse.de>
13996 PR tree-optimization/39120
13997 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13999 (handle_lhs_call): Process return constraints. Add escape
14000 constraints if necessary.
14001 (handle_const_call): Fill out return constraints. Make nested
14002 case more precise. Avoid consttmp if possible.
14003 (handle_pure_call): Fill out return constraints. Avoid
14004 callused if possible.
14005 (find_func_aliases): Simplify call handling.
14007 2009-03-27 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/39120
14010 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14011 as a representative.
14012 (solve_graph): Do propagate CALLUSED.
14013 (handle_pure_call): Use a scalar constraint from CALLUSED for
14015 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14018 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14021 * c-common.c (handle_aligned_attribute): Properly check alignment
14022 overflow. Use (1U << i) instead of (1 << i).
14024 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14026 * expr.h (get_mem_align_offset): Updated.
14028 * tree.h (tree_decl_common): Change align to "unsigned int" and
14029 move it before pointer_alias_set.
14031 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14032 Jakub Jelinek <jakub@redhat.com>
14035 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14036 gr_register_operand with gr_reg_or_0_operand.
14037 (cmpxchg_rel_di): Likewise.
14038 (sync_lock_test_and_set<mode>): Likewise.
14040 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14042 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14043 (true_regnum): Likewise.
14045 * rtlanal.c (subreg_info): Moved to ...
14046 * rtl.h (subreg_info): Here. New.
14047 (subreg_get_info): New.
14049 * rtlanal.c (subreg_get_info): Make it extern.
14051 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14054 * config/i386/i386.c (ix86_abi): New.
14055 (override_options): Handle -mabi=.
14056 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14057 (ix86_call_abi_override): Likewise.
14058 (init_cumulative_args): Likewise.
14059 (function_arg_advance): Likewise.
14060 (function_arg_64): Likewise.
14061 (function_arg): Likewise.
14062 (ix86_pass_by_reference): Likewise.
14063 (ix86_function_value_regno_p): Likewise.
14064 (ix86_build_builtin_va_list_abi): Likewise.
14065 (setup_incoming_varargs_64): Likewise.
14066 (is_va_list_char_pointer): Likewise.
14067 (ix86_init_machine_status): Likewise.
14068 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14069 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14070 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14071 (ix86_function_abi): Make it static and return enum calling_abi.
14072 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14074 (ix86_fn_abi_va_list): Updated.
14076 * config/i386/i386.h (ix86_abi): New.
14077 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14078 (CONDITIONAL_REGISTER_USAGE): Likewise.
14079 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14080 (machine_function): Likewise.
14082 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14084 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14085 (STACK_BOUNDARY): Likewise.
14086 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14088 * config/i386/i386.opt (mabi=): New.
14090 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14091 return enum calling_abi.
14092 (ix86_function_type_abi): Likewise.
14093 (ix86_function_abi): Removed.
14095 * doc/invoke.texi: Document -mabi= option for x86.
14097 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14099 * builtins.c (real_dconstp): Delete.
14100 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14102 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14103 Jakub Jelinek <jakub@redhat.com>
14106 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14107 (gen_subprogram_die): When a function is explicit, generate the
14108 DW_AT_explicit attribute.
14109 * langhooks.h (struct lang_hooks_for_decls): Add
14110 function_decl_explicit_p langhook.
14111 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14112 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14114 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14116 * builtins.c (fold_builtin_memory_op): Optimize memmove
14117 into memcpy if we can prove source and destination don't overlap.
14119 * tree-inline.c: Include gt-tree-inline.h.
14120 (clone_fn_id_num): New variable.
14121 (clone_function_name): New function.
14122 (tree_function_versioning): Use it.
14123 * Makefile.in (GTFILES): Add tree-inline.c.
14125 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14127 * BASE-VER: Change to 4.5.0.
14129 2009-03-27 Xinliang David Li <davidxl@google.com>
14131 PR tree-optimization/39557
14132 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14134 2009-03-27 Xinliang David Li <davidxl@google.com>
14136 PR tree-optimization/39548
14137 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14140 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14142 * c-common.c (pointer_int_sum): Use %wd on return from
14145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14147 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14148 on return from tree_low_cst.
14150 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14153 * ginclude/stdarg.h (va_copy): Define also for
14154 __GXX_EXPERIMENTAL_CXX0X__.
14156 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14159 * builtins.h (c_strlen): Do not warn here.
14160 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14161 * c-common.c (pointer_int_sum): Take an explicit location.
14162 Warn about offsets out of bounds.
14163 * c-common.h (pointer_int_sum): Adjust declaration.
14165 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14167 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14170 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14173 * opts.c (warn_if_disallowed_function_p): Don't assume
14174 get_callee_fndecl must return non-NULL.
14176 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14178 PR rtl-optimization/39522
14179 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14180 when reg_reloaded_valid is set.
14182 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14184 * config/spu/divv2df3.c: New file.
14185 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14186 (DPBIT_FUNCS): Filter out _div_df.
14188 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14190 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14191 a jump insn, count that jump in the distance to the loop start.
14193 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14196 * config/sh/sh.c (calc_live_regs): Fix condition for global
14197 registers except PIC_OFFSET_TABLE_REGNUM.
14199 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14202 * doc/invoke.texi (-mconsole): New.
14204 (-mno-cygwin): New.
14206 (-mnop-fun-dllimport): New.
14210 (sub section "i386 and x86-64 Windows Options"): New.
14212 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14214 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14215 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14217 2009-03-25 Richard Guenther <rguenther@suse.de>
14219 PR middle-end/39497
14220 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14223 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14225 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14226 neither of haifa/selective schedulers are working.
14228 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14230 * doc/invoke.texi (Debugging Options): Fix description of
14231 -fno-merge-debug-strings.
14233 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14235 * config/cris/libgcc.ver: New version-script.
14236 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14238 * configure.ac <GAS features, nop mnemonic>: Add pattern
14239 crisv32-*-* for "nop".
14240 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14241 * configure: Regenerate.
14243 2009-03-24 Ira Rosen <irar@il.ibm.com>
14245 PR tree-optimization/39529
14246 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14247 mark_sym_for_renaming for the tag copied to the new vector
14250 2009-03-24 Arthur Loiret <aloiret@debian.org>
14252 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14253 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14254 EXTRA_SPEC_FUNCTIONS.
14255 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14256 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14257 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14258 -march and -mtune options.
14260 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14262 * config/m68k/t-rtems: Add m5329 multilib.
14264 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14265 Jakub Jelinek <jakub@redhat.com>
14268 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14271 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14274 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14275 instead of c_parser_expression_conv, if original_code isn't one of the
14276 4 allowed comparison codes, fail.
14278 2009-03-23 Richard Guenther <rguenther@suse.de>
14280 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14281 * tree.h (struct tree_type): Likewise.
14282 * reload.h (struct insn_chain): Likewise.
14283 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14284 * function.h (struct function): Likewise.
14285 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14287 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14289 PR tree-optimization/39516
14290 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14292 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14294 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14295 should be set true if BITS_PER_WORD of target is bigger than 32
14297 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14299 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14300 Translate -B-options to -rpath-link. Correct existing
14301 rpath-link and conditionalize on !nostdlib.
14303 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14305 * doc/extend.texi (Function Attributes, Variable Attributes):
14307 * doc/invoke.texi (Debugging Options, Optimize Options)
14308 (i386 and x86-64 Options, MCore Options): Likewise.
14310 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14313 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14314 it for block local namespace aliases.
14315 (gen_decl_die): Pass context_die to gen_namespace_die.
14317 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14320 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14321 minimum or maximum value.
14323 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14325 * reginfo.c (globalize_reg): Recompute derived reg sets.
14327 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14330 * libgcc2.c (mprotect): Do not use signed arguments for
14331 VirtualProtect, use DWORD arguments. Also fix the 'may
14332 be used uninitialized' warning for the np variable.
14334 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14337 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14338 functions using regparm calling conventions when not optimizing.
14339 (ix86_function_sseregparm): Similarly for sseregparm calling
14342 2009-03-19 Li Feng <nemokingdom@gmail.com>
14344 PR middle-end/39500
14345 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14346 dependence if the first conflict is after niter iterations.
14348 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14350 PR middle-end/38609
14351 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14352 functions with dynamic stack-pointer adjustments.
14354 2009-03-19 Ben Elliston <bje@au.ibm.com>
14356 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14357 option; change to -msdata=data.
14359 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14361 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14364 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14367 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14369 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14371 * doc/invoke.texi (Code Gen Options): Expand discussion of
14374 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14376 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14377 * matrix-reorg.c (struct matrix_info): Likewise.
14378 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14379 * rtl.h (struct mem_attrs): Likewise.
14380 * df.h (struct df): Likewise.
14381 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14382 * ira-int.h (struct ira_allocno): Likewise.
14383 * df-scan.c (struct df_collection_rec): Likewise.
14384 * ira.c (struct equivalence): Likewise.
14385 * function.c (struct temp_slot): Likewise.
14386 * cfgloop.h (struct loop): Likewise.
14389 * function.c (use_register_for_decl): When not optimizing, disregard
14390 register keyword for variables with types containing methods.
14392 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14394 PR middle-end/39447
14395 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14396 (is_simple_operand): Call contains_component_ref_p before calling data
14397 reference analysis that would fail on COMPONENT_REFs.
14399 * tree-vrp.c (search_for_addr_array): Fix formatting.
14401 2009-03-18 Richard Guenther <rguenther@suse.de>
14403 * tree-vect-transform.c (vect_loop_versioning): Fold the
14404 generated comparisons.
14405 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14406 (slpeel_tree_peel_loop_to_edge): Likewise.
14408 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14410 PR middle-end/37805
14411 * opts.c (print_specific_help): In addition to `undocumented',
14412 accept `separate' and `joined' flags if passed alone. Describe
14413 output by the first matched one of those.
14414 (common_handle_option): Skip over empty strings.
14415 * gcc.c (display_help): Fix help string for `--help='.
14416 * doc/invoke.texi (Option Summary, Overall Options): With
14417 `--help=', classes and qualifiers can both be repeated, but
14418 only the latter can be negated. One should not pass only
14419 negated qualifiers. Fix markup and examples.
14422 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14423 PR middle-end/37805
14424 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14425 and -fhelp=separate.
14427 2009-03-17 Jing Yu <jingyu@google.com>
14429 PR middle-end/39378
14430 * function.h (struct rtl_data): Move is_thunk from here...
14431 (struct function): ...to here.
14432 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14433 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14435 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14437 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14438 (alpha_output_function_end_prologue): Likewise.
14439 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14440 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14441 (rs6000_output_function_epilogue): Likewise.
14442 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14444 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14447 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14448 from different units in a single alternative.
14449 (*truncdfsf_i387): Ditto.
14450 (*truncxfsf2_mixed): Ditto.
14451 (*truncxfdf2_mixed): Ditto.
14453 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14455 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14456 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14459 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14460 unused non-artificial variables when not optimizing.
14463 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14464 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14465 NAMESPACE_DECL in its DECL_INITIAL.
14467 PR middle-end/39443
14468 * optabs.c (set_user_assembler_libfunc): New function.
14469 * expr.h (set_user_assembler_libfunc): New prototype.
14470 * c-common.c: Include libfuncs.h.
14471 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14472 for memcmp, memset, memcpy, memmove and abort.
14473 * Makefile.in (c-common.o): Depend on libfuncs.h.
14476 * dwarf2out.c (gen_inlined_enumeration_type_die,
14477 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14478 gen_tagged_type_instantiation_die): Removed.
14479 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14482 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14485 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14487 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14488 (check-parallel-%): Ditto.
14489 (check-consistency): Ditto.
14491 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14493 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14494 local variable rhs by NULL_TREE.
14496 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14499 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14501 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14504 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14506 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14509 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14510 for ms->sysv ABI calls only in 64bit mode.
14512 * config/i386/i386.md (untyped_call): Support 32bit.
14514 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14516 * doc/extend.texi: Replace x86_65 with x86_64.
14518 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14520 PR tree-optimization/39455
14521 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14522 mismatches for POINTER_TYPE_P (type).
14523 (number_of_iterations_le): Likewise.
14525 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14527 * config/picochip/picochip.c: Removed profiling support.
14528 * config/picochip/picochip.md: Removed profiling instruction.
14529 * config/picochip/picochip.h: Removed profiling builtin.
14531 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14533 * doc/install.texi (--with-host-libstdcxx): Document.
14535 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14538 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14539 generate a warning if the function name does not begin with
14540 "__vector" and the function has either the 'signal' or 'interrupt'
14541 attribute, from here to ...
14542 (avr_declare_function_name): ...here. New function.
14543 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14544 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14546 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14549 * cse.c (fold_rtx): Don't modify original const_arg1 when
14550 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14551 separate variable instead.
14552 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14553 from out of range shift counts.
14554 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14556 2009-03-13 Catherine Moore <clm@codesourcery.com>
14558 * config/i386/x-mingw32 (host-mingw32.o): Replace
14559 diagnostic.h with $(DIAGNOSTIC_H).
14561 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14564 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
14566 * config/i386/sync.md (sync_compare_and_swap<mode>,
14567 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
14568 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
14570 (sync_double_compare_and_swapdi_pic,
14571 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
14572 cmpxchg8b_pic_memory_operand instead of just memory_operand.
14574 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14577 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
14579 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14582 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14583 (avx_addsubv4df3): Likewise.
14584 (*avx_addsubv4sf3): Likewise.
14585 (sse3_addsubv4sf3): Likewise.
14587 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
14590 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
14592 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
14595 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
14596 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
14597 registers for allocnos created from user-defined variables.
14599 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14602 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
14603 of non-integer mode as well.
14605 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
14607 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
14608 for functions for which the parameter types are unknown.
14610 2009-03-11 Jakub Jelinek <jakub@redhat.com>
14613 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
14614 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
14615 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
14616 * config/i386/i386.c (ix86_local_alignment): For
14617 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
14618 long long variables on the stack to avoid dynamic realignment.
14619 Allow the first argument to be a decl rather than type.
14620 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
14622 2009-03-11 Nick Clifton <nickc@redhat.com>
14625 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
14627 Add description to mno-lsim option.
14628 * config/mcore/mcore.h: Remove comment about deprecated m4align
14630 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
14631 * doc/invoke.texi: Add description of mno-lsim and
14632 mstack-increment options.
14634 * config/fr30/fr30.opt: Document the -mno-lsim option.
14635 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
14636 and -mno-lsim options.
14638 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14640 * fold-const.c (fold_comparison): Only call fold_inf_compare
14641 if the mode supports infinities.
14643 2009-03-11 Jason Merrill <jason@redhat.com>
14646 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
14647 end already did. Notice GIMPLE_CALL modifications of the result.
14648 Don't copy debug information from an ignored decl or a decl from
14651 2009-03-10 Richard Guenther <rguenther@suse.de>
14652 Nathan Froyd <froydnj@codesourcery.com>
14654 PR middle-end/37850
14655 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
14656 (__divMODE3): Likewise.
14658 2009-03-09 Jakub Jelinek <jakub@redhat.com>
14660 PR tree-optimization/39394
14661 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
14662 DECL_SIZE_UNIT of variable length FIELD_DECLs.
14664 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14666 * recog.c (verfiy_changes): Disallow renaming of hard regs in
14667 inline asms for register asm ("") declarations.
14669 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
14671 * fold-const.c (fold_unary): Fix comment.
14673 2009-03-07 Jan Hubicka <jh@suse.cz>
14676 * tree-inline.c (setup_one_parameter): Do replacement of const
14677 argument by constant in SSA form.
14679 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14681 PR middle-end/38028
14682 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
14683 determine alignment passed to assign_stack_local.
14684 (assign_parms_unsplit_complex): Likewise.
14685 * except.c (sjlj_build_landing_pads): Likewise.
14687 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14689 PR middle-end/39360
14690 * tree-flow.h (add_referenced_var): Return bool instead of void.
14691 * tree-dfa.c (add_referenced_var): Return result of
14692 referenced_var_check_and_insert call.
14693 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
14694 of referenced_var_check_and_insert.
14697 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
14698 (gen_variable_die): Emit DW_AT_location on abstract static variable's
14699 DIE, don't emit it if abstract origin already has it.
14700 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
14701 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
14703 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
14705 * genpreds.c (needs_variable): Fix parentheses at variable name
14707 (write_tm_constrs_h): Indent generated code.
14709 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14711 * doc/extend.texi (Function Attributes): Add documentation
14712 for isr attributes.
14714 2009-03-06 Jakub Jelinek <jakub@redhat.com>
14717 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
14718 take locus from its DECL_SOURCE_LOCATION instead of input_location.
14720 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
14722 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
14725 2009-03-05 Jakub Jelinek <jakub@redhat.com>
14728 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
14729 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
14731 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
14733 * config/i386/i386.md (R8_REG, R9_REG): New constants.
14734 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
14735 constants instead of magic numbers.
14736 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
14738 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
14739 (x86_64_ms_abi_int_parameter_registers): Ditto.
14740 (x86_64_int_return_registers): Ditto.
14741 (ix86_maybe_switch_abi): Ditto.
14742 (ix86_expand_call): Ditto for clobbered_registers array.
14743 (ix86_hard_regno_mode_ok): Ditto.
14744 (x86_extended_QIreg_mentioned_p): Ditto.
14746 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
14748 PR tree-optimization/39349
14749 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
14751 * combine.c (gen_lowpart_for_combine): Use omode when generating
14754 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
14756 PR rtl-optimization/39235
14757 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
14759 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14761 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
14763 2009-03-04 Richard Guenther <rguenther@suse.de>
14765 PR tree-optimization/39362
14766 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
14767 that occur in abnormal PHIs should be varying.
14769 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
14771 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
14773 (simple_iv): Take loop as an argument instead of statement.
14774 * tree-scalar-evolution.h (simple_iv): Declaration changed.
14775 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
14777 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
14779 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
14780 * matrix-reorg.c (analyze_transpose): Ditto.
14781 * tree-data-ref.c (dr_analyze_innermost): Ditto.
14782 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14783 * tree-predcom.c (ref_at_iteration): Ditto.
14784 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
14786 2009-03-04 Richard Guenther <rguenther@suse.de>
14788 PR tree-optimization/39358
14789 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
14790 escaped_id and callused_id.
14791 (solve_graph): Likewise.
14793 2009-03-04 Richard Guenther <rguenther@suse.de>
14795 PR tree-optimization/39339
14796 * tree-sra.c (try_instantiate_multiple_fields): Make it
14797 no longer ICE on the above.
14799 2009-03-03 Joseph Myers <joseph@codesourcery.com>
14801 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
14802 that fits within Pmode.
14804 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14806 PR middle-end/10109
14807 * tm.texi (LIBCALL_VALUE): Update description.
14809 2009-03-03 Steve Ellcey <sje@cup.hp.com>
14811 PR middle-end/34443
14812 * doc/extend.texi (section): Update description.
14814 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
14816 PR middle-end/39345
14817 * tree-inline.c (remapped_type): New.
14818 (can_be_nonlocal): Call remapped_type instead of remap_type.
14820 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14823 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
14824 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
14826 2009-03-03 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/39272
14829 * tree.c (tree_nonartificial_location): New function.
14830 * tree.h (tree_nonartificial_location): Declare.
14831 * builtins.c (expand_builtin_memory_chk): Provide location
14832 of the call location for artificial function pieces.
14833 (maybe_emit_chk_warning): Likewise.
14834 (maybe_emit_sprintf_chk_warning): Likewise.
14835 (maybe_emit_free_warning): Likewise.
14836 * expr.c (expand_expr_real_1): Likewise.
14838 2009-03-03 Jakub Jelinek <jakub@redhat.com>
14840 PR tree-optimization/39343
14841 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
14842 COMPONENT_REF t has ARRAY_TYPE.
14844 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
14846 PR middle-end/39335
14847 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
14848 when the type precision of the induction variable should be
14849 larger than the type precision of nit.
14850 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
14851 * graphite.c (graphite_loop_normal_form): Same.
14852 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
14854 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
14857 (*call_1_rex64_ms_sysv): Use named constants instead of magic
14858 numbers to describe clobbered registers.
14859 (*call_value_0_rex64_ms_sysv): Ditto.
14860 * config/i386/mmx.md (mmx_emms): Ditto.
14861 (mmx_femms): Ditto.
14863 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
14865 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
14868 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14870 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
14871 (spu_section_type_flags): New function.
14873 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
14875 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
14876 reg_class_contents of FLOAT_REGS into a temporary.
14878 2009-03-02 Richard Guenther <rguenther@suse.de>
14879 Ira Rosen <irar@il.ibm.com>
14881 PR tree-optimization/39318
14882 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
14883 information to the vectorized statement.
14885 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
14887 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
14888 variable. Use defined names instead of magic constants for REX SSE
14891 2009-03-01 Richard Guenther <rguenther@suse.de>
14893 PR tree-optimization/39331
14894 * omp-low.c (lower_send_shared_vars): Do not receive new
14895 values for the reference of DECL_BY_REFERENCE parms or results.
14897 2009-03-01 Jan Hubicka <jh@suse.cz>
14900 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
14901 BLOCK_NONLOCALIZED_VAR): New macros.
14902 (tree_block): Add nonlocalized_vars.
14903 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
14904 gen_decl_die): Add origin argument. Allow generation of die with
14905 origin at hand only.
14906 (gen_member_die, gen_type_die_with_usage, force_decl_die,
14907 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
14909 (gen_block_die): Fix checking for unused blocks.
14910 (process_scope_var): Break out from .... ; work with origins only.
14911 (decls_for_scope) ... here; process nonlocalized list.
14912 (dwarf2out_ignore_block): Look for nonlocalized vars.
14913 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
14915 (dump_scope_block): Dump them.
14916 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14917 (remap_block): Likewise.
14918 (can_be_nonlocal): New predicate.
14919 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14921 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14923 * configure: Regenerate.
14925 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14927 * optc-gen.awk: No need to duplicate option flags twice.
14928 Reuse help texts for duplicate options which do not have any.
14930 * gcc.c (display_help): Document --version.
14932 * gcc.c (main): If print_help_list and verbose_flag, ensure
14933 driver output comes before subprocess output.
14935 * optc-gen.awk: Assign all remaining fields to help string,
14936 space-separated, for multi-line help in *.opt.
14938 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14939 -Wno-pedantic-ms-format is for MinGW targets only.
14941 * doc/options.texi (Option file format): Fix bad indentation,
14942 restoring dropped sentence.
14944 2009-02-28 Jan Hubicka <jh@suse.cz>
14946 * tree-inline.c (tree_function_versioning): Output debug info.
14948 2009-02-28 Jan Hubicka <jh@suse.cz>
14951 * tree-inline.c (setup_one_parameter): Do not copy propagate
14952 arguments when not optimizing.
14954 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14957 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14958 (avx_addsubv4df3): Likewise.
14959 (*avx_addsubv4sf3): Likewise.
14960 (sse3_addsubv4sf3): Likewise.
14961 (*avx_addsubv2df3): Likewise.
14962 (sse3_addsubv2df3): Likewise.
14963 (avx_unpckhps256): Correct item selectors.
14964 (avx_unpcklps256): Likewise.
14965 (avx_unpckhpd256): Likewise.
14966 (avx_unpcklpd256): Likewise.
14968 2009-02-28 Jan Hubicka <jh@suse.cz>
14970 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14972 (copy_arguments_for_versioning): If var is declared don't declare it.
14973 (tree_function_versioning): First setup substitutions and then copy
14976 2009-02-27 Jan Hubicka <jh@suse.cz>
14979 * cgraph.h (varpool_output_debug_info): Remove.
14980 * cgraphunit.c (varpool_output_debug_info): Remove.
14981 * dwarf2out.c (deferred_locations_struct): New struct
14982 (deferred_locations): New type.
14983 (deferred_locations_list): New static var.
14984 (deffer_location): New function.
14985 (gen_variable_die): Use it.
14986 (decls_for_scope): Output info on local static vars.
14987 (dwarf2out_finish): Process deferred locations.
14988 * varpool.c (varpool_output_debug_info): Remove.
14990 2009-02-27 Jan Hubicka <jh@suse.cz>
14993 * tree.h (TREE_PROTECTED): Fix comment.
14994 (BLOCK_HANDLER_BLOCK): Remove.
14995 (struct tree_block): Remove handler_block add body_block.
14996 (inlined_function_outer_scope_p): New.
14997 (is_body_block): Remove.
14998 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14999 * dwarf2out.c (is_inlined_entry_point): Remove.
15000 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15001 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15003 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15004 * gimplify.c (gimplify_expr): Gimplify body blocks.
15005 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15006 block with multiple subblocks.
15007 (dump_scope_block): Prettier output; dump more flags and info.
15008 (dump_scope_blocks): New.
15009 (remove_unused_locals): Use dump_scope_blocks.
15010 * tree-flow.h (dump_scope_blocks): Declare.
15011 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15012 * stmt.c (is_body_block): Remove.
15013 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15014 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15016 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15018 PR middle-end/39308
15019 * graphite.c (graphite_loop_normal_form): Do not call
15020 number_of_iterations_exit from a gcc_assert.
15022 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15024 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15025 jumps if COND is NULL.
15026 (find_cond_jump): New function.
15027 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15028 * config/s390/s390.md: Remove z10_cobra attribute value.
15030 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15032 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15033 force_const_mem returns NULL_RTX.
15035 2009-02-26 Jan Hubicka <jh@suse.cz>
15038 * cgraph.h (varpool_output_debug_info): Remove.
15039 * cgraphunit.c (varpool_output_debug_info): Remove.
15040 * dwarf2out.c (deferred_locations_struct): New struct
15041 (deferred_locations): New type.
15042 (deferred_locations_list): New static var.
15043 (deffer_location): New function.
15044 (gen_variable_die): Use it.
15045 (decls_for_scope): Output info on local static vars.
15046 (dwarf2out_finish): Process deferred locations.
15047 * varpool.c (varpool_output_debug_info): Remove.
15049 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15051 PR rtl-optimization/39241
15052 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15053 to subreg_offset_representable_p.
15055 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15057 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15058 execute function prototype. Get f and nregs from max_reg_num
15059 and get_insns. Remove the first backward pass as it's dead,
15060 guard the forward pass by flag_expensive_optimizations.
15061 (rest_of_handle_regmove): Delete.
15062 (pass_regmove): Replace it with regmove_optimize.
15064 2009-02-25 Martin Jambor <mjambor@suse.cz>
15066 PR tree-optimization/39259
15067 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15068 calls_alloca function flags.
15069 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15070 calls are detected.
15072 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15074 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15075 flags_set_1_rtx, flags_set_1_set): Delete.
15076 (regmove_optimize): Do not call mark_flags_life_zones.
15078 2009-02-24 Julian Brown <julian@codesourcery.com>
15081 * config/arm/arm.c (require_pic_register): Only set
15082 cfun->machine->pic_reg once per function.
15084 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15086 * doc/invoke.texi (Link Options): Document an easier way to pass
15087 options that take arguments to the GNU linker using -Xlinker and -Wl.
15089 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15092 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15094 2009-02-24 Richard Guenther <rguenther@suse.de>
15097 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15099 2009-02-24 Richard Guenther <rguenther@suse.de>
15100 Zdenek Dvorak <ook@ucw.cz>
15102 PR tree-optimization/39233
15103 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15104 from converting them to a generic type.
15106 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15108 PR tree-optimization/39260
15109 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15110 contains a condition with a real type.
15111 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15113 2009-02-23 Jason Merrill <jason@redhat.com>
15116 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15117 narrowing_initializer_constant_valid_p.
15118 (narrowing_initializer_constant_valid_p): Don't return
15119 null_pointer_node for adding a pointer to itself.
15121 2009-02-23 Jan Hubicka <jh@suse.cz>
15124 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15127 2009-02-23 Jan Hubicka <jh@suse.cz>
15129 PR tree-optimization/37709
15130 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15131 * tree.h (block_ultimate_origin): Declare.
15132 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15133 * tree-ssa-live.c (remove_unused_scope_block_p):
15134 Eliminate blocks containig no instructions nor live variables nor
15136 (dump_scope_block): New function.
15137 (remove_unused_locals): Enable removal of dead blocks by default;
15138 enable dumping at TDF_DETAILS.
15140 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15142 * config/i386/i386.c (classify_argument): Don't allow COImode
15144 (function_arg_advance_32): Don't allow OImode.
15145 (function_arg_32): Likewise.
15146 (function_value_32): Likewise.
15147 (return_in_memory_32): Likewise.
15148 (function_arg_64): Remove OImode comment.
15150 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15153 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15154 ix86_expand_vector_set for V4DImode in 64bit mode only.
15155 (ix86_expand_vector_init_one_var): Likewise.
15157 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15159 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15161 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15164 * loop-iv.c: Revert last change.
15165 * emit-rtl.c: Likewise.
15167 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15170 * config/i386/i386.c (type_natural_mode): Remove an extra
15171 space in the warning message.
15172 (function_value_32): Handle 32-byte vector modes.
15173 (return_in_memory_32): Likewise.
15175 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15177 * loop-iv.c (truncate_value): New function.
15178 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15180 (lowpart_subreg): Move to...
15181 * emit-rtl.c: ...here.
15183 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15185 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15186 accidental and undocumented change at revision 140860.
15188 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15190 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15191 take gimple_seq * arguments.
15192 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15193 types_compatible_p langhook.
15195 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15196 Joseph Myers <joseph@codesourcery.com>
15198 * config/arm/arm.c (arm_builtin_va_list): New function.
15199 (arm_expand_builtin_va_start): Likewise.
15200 (arm_gimplify_va_arg_expr): Likewise.
15201 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15202 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15203 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15204 (va_list_type): New variable.
15205 (arm_mangle_type): Mangle va_list_type appropriately.
15207 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15209 PR middle-end/39157
15210 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15211 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15212 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15213 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15214 parameter to 1000 for -O1 by default.
15215 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15217 * loop-invariant.c: Include params.h.
15218 (move_loop_invariants): Don't call move_single_loop_invariants on
15221 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15223 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15224 offset when calculating bounds for indexing stack_usage_map. Fixes
15225 a buffer overflow with certain target setups.
15227 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15230 * calls.c (expand_call): Clear try_tail_call if caller and callee
15231 disagree in promotion of function return value.
15233 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15236 * c-common.c (c_determine_visibility): If visibility changed and
15237 DECL_RTL has been already set, call make_decl_rtl to update symbol
15240 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15243 * varasm.c (assemble_variable): Don't check DECL_NAME when
15244 globalizing a variable.
15246 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15249 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15250 expression before any __builtin_trap call.
15251 * c-typeck.c (build_function_call): Convert and check function
15252 arguments before generating a call to a trap. Evaluate the
15253 function arguments before the trap.
15255 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15258 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15259 (UNSPEC_FXAM_MEM): New unspec.
15260 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15261 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15262 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15264 2009-02-19 Richard Guenther <rguenther@suse.de>
15266 PR tree-optimization/39207
15267 PR tree-optimization/39074
15268 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15269 storedanything_tree): New.
15270 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15271 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15272 (build_succ_graph): Add edges from STOREDANYTHING to all
15274 (init_base_vars): Initialize STOREDANYTHING.
15275 (compute_points_to_sets): Free substitution info after
15276 building the succ graph.
15277 (ipa_pta_execute): Likewise.
15279 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15281 (do_ds_constraint): Do not add to special var or non-pointer
15283 (type_could_have_pointers): Split out from ...
15284 (could_have_pointers): ... here. For arrays use the element type.
15285 (create_variable_info_for): Initialize may_have_pointers.
15286 (new_var_info): Likewise.
15287 (handle_lhs_call): Make the HEAP variable unknown-sized.
15288 (intra_create_variable_infos): Use a type with pointers for
15289 PARM_NOALIAS, make it unknown-sized.
15291 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15294 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15296 2009-02-18 Jason Merrill <jason@redhat.com>
15299 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15300 value if DECL_EXTERNAL.
15301 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15302 * target.h (gcc_target::binds_local_p): Clarify "module".
15303 * tree.h (TREE_PUBLIC): Clarify "module".
15305 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15308 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15309 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15311 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15314 * c.opt (Wabi): Support C and ObjC.
15317 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15319 * config/i386/i386.c (classify_argument): Warn once about the ABI
15320 change when passing union with long double.
15322 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15324 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15327 * c-parser.c (c_parser_compound_statement): Always enter and leave
15330 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15333 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15335 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15337 PR tree-optimization/36922
15338 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15339 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15342 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15344 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15347 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15349 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15351 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15353 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15356 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15357 Richard Sandiford <rdsandiford@googlemail.com>
15359 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15360 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15361 (loongson_biadd): ...this.
15363 2009-02-17 Richard Guenther <rguenther@suse.de>
15365 PR tree-optimization/39202
15366 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15367 a var make sure to follow existing collapses.
15369 2009-02-17 Richard Guenther <rguenther@suse.de>
15371 PR middle-end/39214
15372 * langhooks.c (lhd_print_error_function): Check for NULL block.
15374 2009-02-17 Richard Guenther <rguenther@suse.de>
15376 PR tree-optimization/39204
15377 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15380 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15382 * config/soft-fp/double.h: Update from glibc CVS.
15384 2009-02-17 Richard Guenther <rguenther@suse.de>
15386 PR tree-optimization/39207
15387 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15388 strict-aliasing warnings for pointers pointing to NULL.
15390 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15393 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15394 skipping until next close brace.
15396 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15399 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15400 to function argument boundary.
15402 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15404 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15405 in the lea_add. Reload eventually constraints it properly.
15406 * config/picochip/constraints.md: Remove the target constraint
15407 "b", since it is not needed anymore.
15409 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15411 * gthr-dce.h: Uglify function parameter and local variable names.
15412 * gthr-gnat.h: Likewise.
15413 * gthr-mipssde.h: Likewise.
15414 * gthr-nks.h: Likewise.
15415 * gthr-posix95.h: Likewise.
15416 * gthr-posix.h: Likewise.
15417 * gthr-rtems.h: Likewise.
15418 * gthr-single.h: Likewise.
15419 * gthr-solaris.h: Likewise.
15420 * gthr-tpf.h: Likewise.
15421 * gthr-vxworks.h: Likewise.
15422 * gthr-win32.h: Likewise.
15424 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15427 * config/i386/i386.md: Restrict the new peephole2 to move
15428 between MMX/SSE registers.
15430 2009-02-15 Richard Guenther <rguenther@suse.de>
15433 2009-02-13 Richard Guenther <rguenther@suse.de>
15435 * configure.ac: Enable LFS.
15436 * configure: Re-generate.
15437 * config.in: Likewise.
15439 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15441 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15442 spu_srqwbyte, spu_srqwbytebc): Define.
15443 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15444 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15445 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15446 "shrqby_<mode>"): New insn-and-split patterns.
15447 * config/spu/spu.c (expand_builtin_args): Determine and return
15448 number of operands using spu_builtin_description data.
15449 (spu_expand_builtin_1): Use it.
15451 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15454 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15457 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15460 * config/i386/i386.c (override_options): Correct warning
15461 messages for -malign-loops, -malign-jumps and -malign-functions.
15463 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15466 * config/i386/i386.md: Restrict the new peephole2 to move
15467 between the general purpose registers.
15469 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15472 * config/i386/i386.c (type_natural_mode): Add a new argument.
15473 Return the original mode and warn ABI change if vector size is 32byte.
15474 (function_arg_advance): Updated.
15475 (function_arg): Likewise.
15476 (ix86_function_value): Likewise.
15477 (ix86_return_in_memory): Likewise.
15478 (ix86_sol10_return_in_memory): Likewise.
15479 (ix86_gimplify_va_arg): Likewise.
15480 (function_arg_32): Don't warn ABX ABI change here.
15481 (function_arg_64): Likewise.
15483 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15485 * loop-iv.c (implies_p): In the final case, test that operands 0
15486 of the two comparisons match.
15488 * config/bfin/bfin.c (find_prev_insn_start): New function.
15489 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15490 (find_next_insn_start): Move.
15492 2009-02-13 Richard Guenther <rguenther@suse.de>
15494 * configure.ac: Enable LFS.
15495 * configure: Re-generate.
15496 * config.in: Likewise.
15498 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15501 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15502 sizes on syntax error after some arguments have been parsed.
15504 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15506 * doc/invoke.texi (-fira): Remove.
15508 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15510 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15511 * recog.c: Likewise.
15514 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15516 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15517 (umul_ppmm): Likewise.
15518 (count_leading_zeros): Likewise.
15519 (count_trailing_zeros): Likewise.
15520 (UMUL_TIME): Likewise.
15522 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15524 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15525 soft-fp/t-softfp to tmake_file.
15527 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15528 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15529 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15530 IA64_BUILTIN_INFQ]: New.
15531 (ia64_init_builtins): Initialize __builtin_infq,
15532 __builtin_fabsq and __builtin_copysignq if not HPUX.
15533 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15534 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15536 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15538 (__fixtfti): Likewise.
15539 (__fixunstfti): Likewise.
15540 (__floattitf): Likewise.
15542 * config/ia64/libgcc-glibc.ver: New.
15543 * config/ia64/t-fprules-softfp: Likewise.
15544 * config/ia64/sfp-machine.h: Likewise.
15546 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15547 (LIBGCC2_TF_CEXT): Likewise.
15548 (TF_SIZE): Likewise.
15549 (TARGET_INIT_LIBFUNCS): Likewise.
15551 * config/ia64/t-glibc (SHLINB_MAPFILES):
15552 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15554 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15556 * config/i386/i386.c (construct_container): Rewrite processing
15557 BLKmode with X86_64_SSE_CLASS.
15559 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15562 * config/i386/i386.md: Replace simplify_replace_rtx with
15563 replace_rtx in the new peephole2.
15565 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
15567 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
15568 loop unrolling do not happen at -O2.
15570 2009-02-12 Michael Matz <matz@suse.de>
15572 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
15574 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15576 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
15579 2009-02-12 Ben Elliston <bje@au.ibm.com>
15581 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
15582 patterns when updating the back chain. Missed in the 2009-02-10
15585 2009-02-11 Janis Johnson <janis187@us.ibm.com>
15587 * doc/extend.texi (Decimal Floating Types): Update identifier of
15588 draft TR and list of missing support.
15590 2009-02-11 Jakub Jelinek <jakub@redhat.com>
15592 PR middle-end/39154
15593 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
15594 bit to variable length decl's flags, add it also to its
15595 pointer replacement variable.
15597 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
15598 Jakub Jelinek <jakub@redhat.com>
15601 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
15602 (memory_blockage): New expander.
15603 (*memory_blockage): New insn pattern.
15604 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
15605 instead of general blockage at the end of function prologue when
15606 frame pointer is used to access red zone area. Do not emit blockage
15607 when profiling, it is emitted in generic code.
15608 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
15609 function epilogue when frame pointer is used to access red zone area.
15611 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
15614 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
15615 by arithmetic with memory operands.
15616 * config/i386/predicates.md (commutative_operator): New.
15618 2009-02-10 Janis Johnson <janis187@us.ibm.com>
15620 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
15623 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
15625 * alias.h (record_alias_subset): Declare.
15626 * alias.c (record_alias_subset): Make global.
15628 2009-02-10 Nick Clifton <nickc@redhat.com>
15630 * tree-parloops.c: Change license to GPLv3.
15631 * ipa-struct-reorg.c: Change license to GPLv3.
15632 * ipa-struct-reorg.h: Change license to GPLv3.
15634 2009-02-10 Steve Ellcey <sje@cup.hp.com>
15637 * c-decl.c (start_struct): Return NULL on error.
15639 2009-02-10 Jakub Jelinek <jakub@redhat.com>
15641 PR middle-end/39124
15642 * cfgloopmanip.c (remove_path): Call remove_bbs after
15643 cancel_loop_tree, not before it.
15646 * function.h (struct function): Add has_local_explicit_reg_vars bit.
15647 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
15648 VAR_DECLs were seen.
15649 * tree-ssa-live.c (remove_unused_locals): Recompute
15650 cfun->has_local_explicit_reg_vars.
15651 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
15652 copies or clearings if cfun->has_local_explicit_reg_vars.
15654 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
15657 * config/i386/i386.c (expand_prologue): Emit blockage at the end
15658 of function prologue when frame pointer is used to access
15661 2009-02-10 Richard Guenther <rguenther@suse.de>
15663 PR middle-end/39127
15664 * gimplify.c (gimple_regimplify_operands): Always look if
15665 we need to create a temporary.
15667 2009-02-10 Richard Guenther <rguenther@suse.de>
15669 PR tree-optimization/39132
15670 * tree-loop-distribution.c (todo): New global var.
15671 (generate_memset_zero): Trigger TODO_rebuild_alias.
15672 (tree_loop_distribution): Return todo.
15674 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
15677 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
15678 (x86_64_reg_class_name): Removed.
15679 (classify_argument): Return 0 if bytes > 32. Return 0 if the
15680 first one isn't X86_64_SSE_CLASS or any other ones aren't
15681 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
15682 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
15683 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
15684 and 3 X86_64_SSEUP_CLASS.
15685 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
15686 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
15688 2009-02-10 Ben Elliston <bje@au.ibm.com>
15690 * config/rs6000/rs6000.md (allocate_stack): Always use an update
15691 form instruction to update the stack back chain word, even if the
15692 user has disabled the generation of update instructions.
15693 (movdi_<mode>_update_stack): New.
15694 (movsi_update_stack): Likewise.
15695 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
15696 always use an update form instruction to update the stack back
15699 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
15701 PR middle-end/38953
15702 * graphite.c (if_region_set_false_region): After moving a region in
15703 the false branch of a condition, remove the empty dummy basic block.
15704 (gloog): Remove wrong fix for PR38953.
15706 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15708 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
15709 generation due to implicit sign extension.
15711 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
15713 PR middle-end/38981
15714 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
15715 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
15717 2009-02-09 Richard Guenther <rguenther@suse.de>
15719 PR middle-end/35202
15720 * convert.c (convert_to_real): Disable (float)fn((double)x)
15721 to fnf(x) conversion if errno differences may occur and
15722 -fmath-errno is set.
15724 2009-02-07 Anatoly Sokolov <aesok@post.ru>
15726 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
15727 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15730 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15733 * c-common.c (handle_alias_attribute): Disallow attribute for
15734 anything not a FUNCTION_DECL or VAR_DECL.
15736 2009-02-06 Janis Johnson <janis187@us.ibm.com>
15739 * real.c (do_compare): Special-case compare of zero against
15740 decimal float value.
15742 2009-02-06 Joseph Myers <joseph@codesourcery.com>
15745 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
15746 as indicating flexible array members unless the field itself is
15747 being declarared as the incomplete array.
15749 2009-02-06 Jan Hubicka <jh@suse.cz>
15751 PR tree-optimization/38844
15752 * ipa-inline.c (try_inline): Stop inlining recursion when edge
15753 is already inlined.
15755 2009-02-06 Richard Guenther <rguenther@suse.de>
15757 PR middle-end/38977
15758 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
15759 fork because we may expand it as __gcov_fork.
15761 2009-02-06 Nick Clifton <nickc@redhat.com>
15763 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
15765 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
15767 PR tree-optimization/35659
15768 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
15769 vn_phi_eq): Shortcut if hashcode does not match.
15770 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
15772 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
15773 and avoid iterative_hash_expr.
15774 (FOR_EACH_VALUE_ID_IN_SET): New.
15775 (value_id_compare): Remove.
15776 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
15777 sort expressions by value id.
15779 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
15782 * config/sh/predicates.md (general_movsrc_operand): Don't check
15783 the subreg of system registers here.
15785 2009-02-05 Jakub Jelinek <jakub@redhat.com>
15788 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
15789 on the copied decl.
15791 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
15793 PR rtl-optimization/39110
15794 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
15795 addresses, not aligned ones.
15797 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
15798 Richard Guenther <rguenther@suse.de>
15800 PR tree-optimization/39100
15801 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
15802 comment says and add edges.
15804 2009-02-05 Joseph Myers <joseph@codesourcery.com>
15807 * c-common.c (handle_tls_model_attribute): Ignore attribute for
15808 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
15810 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
15812 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
15813 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
15814 register_bb_in_sese, new_sese, free_sese): Moved.
15815 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
15816 outermost_loop_in_scop, build_scop_iteration_domain,
15817 expand_scalar_variables_ssa_name, get_vdef_before_scop,
15818 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
15819 Use loop_in_sese_p instead of loop_in_scop_p.
15820 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
15821 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
15822 (scopdet_basic_block_info): Fix bug in scop detection.
15823 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
15824 eq_loop_to_cloog_loop): Remove.
15825 (nb_loops_around_loop_in_scop, nb_loop
15826 ref_nb_loops): Moved here...
15827 * graphite.h (ref_nb_loops): ... from here.
15828 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
15829 (loop_domain_dim, loop_iteration_vector_dim): Remove.
15830 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
15831 * testsuite/gcc.dg/graphite/scop-19.c: New
15833 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
15834 Hans-Peter Nilsson <hp@axis.com>
15836 PR rtl-optimization/37889
15837 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
15838 Move offset handling from PLUS to before the switch. Use new
15839 arguments when considering SYMBOL_REFs too.
15840 (rtx_addr_can_trap_p): Pass dummy offset and size.
15841 (enum may_trap_p_flags): Remove.
15842 (may_trap_p_1): Pass size from MEM_SIZE.
15844 PR rtl-optimization/38921
15845 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
15846 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
15847 * rtlanal.c (may_trap_after_code_motion_p): Delete.
15848 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
15850 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
15852 AVX Programming Reference (January, 2009)
15853 * config/i386/sse.md (*vpclmulqdq): New.
15855 2009-02-04 Jakub Jelinek <jakub@redhat.com>
15857 PR tree-optimization/38977
15858 PR gcov-profile/38292
15859 * calls.c (special_function_p): Disregard __builtin_ prefix.
15861 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
15863 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
15864 non-indexable addresses even before reload.
15866 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15869 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
15870 as having variable size. Do not give an error for unnamed
15871 parameters with [*] declarators. Give a warning for type names
15872 with [*] declarators and mark them as variable size.
15873 * c-parser.c (c_parser_sizeof_expression): Do not give an error
15874 for sizeof applied to [*] type names.
15876 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
15879 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
15881 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15883 * gcc.c (process_command): Update copyright notice dates.
15884 * gcov.c (print_version): Likewise.
15885 * gcov-dump.c (print_version): Likewise.
15886 * mips-tfile.c (main): Likewise.
15887 * mips-tdump.c (main): Likewise.
15889 2009-02-03 Joseph Myers <joseph@codesourcery.com>
15892 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
15893 for composite type involving a zero-length array type.
15895 2009-02-03 Jakub Jelinek <jakub@redhat.com>
15898 * function.c (match_asm_constraints_1): Skip over
15899 initial optional % in the constraint.
15901 PR inline-asm/39059
15902 * c-parser.c (c_parser_postfix_expression): If fixed point is not
15903 supported, don't accept FIXED_CSTs.
15904 * c-decl.c (finish_declspecs): Error if fixed point is not supported
15905 and _Sat is used without _Fract/_Accum. Set specs->type to
15906 integer_type_node for cts_fract/cts_accum if fixed point is not
15909 2009-02-02 Catherine Moore <clm@codesourcery.com>
15911 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
15913 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
15915 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15916 (ABI_HAS_64BIT_SYMBOLS): Use it.
15917 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15919 2009-02-02 Paul Brook <paul@codesourcery.com>
15921 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15923 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15925 PR inline-asm/39058
15926 * recog.h (asm_operand_ok): Add constraints argument.
15927 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15928 recurse on matching constraint.
15929 (check_asm_operands): Pass constraints as 3rd argument to
15930 asm_operand_ok. Don't look up matching constraint here.
15931 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15934 2009-02-02 Ben Elliston <bje@au.ibm.com>
15936 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15937 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15939 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15941 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15942 information. Remove some obsolete information. Reorganize.
15944 * config/pa/fptr.c: Revert license to GPL 2.
15945 * config/pa/milli64.S: Likewise.
15947 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15950 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15951 LIBRARY name in, instead of hard-coding it.
15952 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15953 extra target make frag to tmake_files according to EH model.
15954 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15955 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15956 frags that define makefile variable EH_MODEL appropriately.
15957 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15958 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15959 to "-sjlj" according to type of EH configured.
15960 (LIBGCC_SONAME): Concatenate it to shared library base name.
15961 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15962 to "_sjlj" according to type of EH configured.
15963 (LIBGCC_SONAME): Concatenate it to shared library base name.
15964 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15965 (SHLIB_LINK): Add missing semicolon to if-else construct.
15966 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15967 string value of "pe_dll" command-line option.
15968 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15969 (SHLIB_SONAME): Use it when overriding t-cygming default.
15970 (SHLIB_IMPLIB): Override t-cygming default.
15971 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15972 string value of "pe_dll" command-line option.
15974 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15977 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15978 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15980 2009-01-31 Richard Guenther <rguenther@suse.de>
15982 PR tree-optimization/38937
15983 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15984 computing the transitive closure.
15986 2009-01-30 Richard Guenther <rguenther@suse.de>
15988 PR tree-optimization/39041
15989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15990 Propagate variable indices only if the types match for this stmt.
15992 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15995 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15996 inline but never defined.
15998 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16000 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16001 (*insv_h_di_reg_extimm): New insn.
16002 (*insv_l<mode>_reg_extimm): New insn.
16004 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16006 * config/picochip/picochip.c (flag_conserve_stack): set
16007 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16008 fconserve-stack. Reduce call-overhead used by inliner.
16010 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16013 * common.opt (flag_conserve_stack): Initialised to zero.
16015 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16018 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16019 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16022 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16024 * ira-color.c (allocno_reload_assign): Update comments.
16025 * regmove.c (regmove_optimize): Likewise.
16029 2009-01-29 Robert Millan <rmh@aybabtu.com>
16031 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16032 * config/i386/kopensolaris-gnu.h: New file. Undefine
16033 `MD_UNWIND_SUPPORT'.
16034 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16036 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16038 PR tree-optimization/39007
16039 * tree-loop-distribution.c (generate_builtin): Use
16040 recompute_dominator to compute the immediate dominator of the
16041 basic block just after the loop.
16043 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16045 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16046 (ASM_OUTPUT_DWARF_PCREL): Define.
16048 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16050 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16051 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16052 global. Modify entries about regmove and IRA.
16054 * ra-conflict.c: Remove the file.
16056 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16058 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16059 (pass_regclass_init): Rename to pass_reginfo_init.
16061 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16063 * toplev.h (flag_ira): Remove.
16065 * caller-save.c (setup_save_areas): Remove flag_ira.
16067 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16069 * global.c: Remove the file.
16071 * opts.c (decode_options): Remove flag_ira.
16073 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16075 * regmove.c: Modify file description.
16076 (find_use_as_address, try_auto_increment): Define them only if
16077 AUTO_INC_DEC is defined.
16078 (replacement_quality, replace_in_call_usage, fixup_match_1,
16079 stable_and_no_regs_but_for_p): Remove.
16080 (reg_set_in_bb): Make it static.
16081 (regmove_optimize): Remove flag_ira and code which worked for
16084 * local-alloc.c: Remove the file.
16086 * common.opt (fira): Remove.
16088 * ira.c: Include except.h.
16089 (eliminable_regset): Move from global.c.
16090 (mark_elimination): Ditto. Remove flag_ira.
16091 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16092 equiv_mem_modified, validate_equiv_mem_from_store,
16093 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16094 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16095 no_equiv, recorded_label_ref): Move from local-alloc.c.
16096 (update_equiv_regs): Ditto. Make it static.
16097 (print_insn_chain, print_insn_chains): Move it from global.c.
16098 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16099 (build_insn_chain): Ditto. Make it static.
16100 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16101 Rename to init_live_subregs.
16102 (gate_ira): Remove flag_ira.
16104 * regclass.c: Rename reginfo.c. Change file description.
16105 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16106 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16107 (init_reg_sets_1): Remove code for evaluation of
16108 reg_class_superclasses and losing_caller_save_reg_set.
16109 (init_regs): Remove init_reg_autoinc.
16110 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16111 ok_for_base_p_nonstrict): Remove.
16112 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16113 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16114 corresponding entries.
16115 (dump_regclass, record_operand_costs, scan_one_insn,
16116 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16117 record_address_regs, auto_inc_dec_reg_p): Remove.
16118 (gt-regclass.h): Rename to gt-reginfo.h.
16120 * rtl.h (dump_global_regs, retry_global_alloc,
16121 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16123 * Makefile.in (RA_H): Remove.
16124 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16125 Rename regclass.o to reginfo.o.
16126 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16128 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16129 (GTFILES): Rename regclass.c to reginfo.c.
16131 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16132 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16134 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16135 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16137 (finish_spills): Ditto. Remove code for !flag_ira.
16139 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16141 PR middle-end/35854
16142 * doc/invoke.texi (rtl debug options): Complete rewrite.
16143 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16145 * mode-switching.c (pass_mode_switching): Rename pass from
16146 "mode-sw" to "mode_sw".
16147 * except.c (pass_convert_to_eh_ranges): Rename pass from
16148 "eh-ranges" to "eh_ranges".
16149 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16153 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16154 Alexander Monakov <amonakov@ispras.ru>
16156 PR middle-end/38857
16157 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16159 (move_exprs_to_boundary): Change return type and pass through
16160 should_move from move_op. Relax assert. Update usage ...
16161 (schedule_expr_on_boundary): ... here. Use should_move instead of
16163 (move_op_orig_expr_found): Indicate that insn was disconnected from
16165 (code_motion_process_successors): Do not call after_merge_succs
16166 callback if original expression was not found when traversing any of
16168 (code_motion_path_driver): Change return type. Update prototype.
16169 (move_op): Update comment. Add a new parameter (should_move). Update
16170 prototype. Set *should_move based on indication provided by
16171 move_op_orig_expr_found.
16173 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16175 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16176 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16177 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16178 * config/rs6000/rs6000.c (rs6000_override_options): Default
16179 avoid-indexed-addresses on for Power6, off for everything else.
16180 (avoiding_indexed_address_p): New function.
16181 (rs6000_legitimize_address): Use it.
16182 (rs6000_legitimate_address): Likewise.
16183 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16185 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16187 PR tree-optimization/38997
16188 * tree-loop-distribution.c (generate_memset_zero): Use
16189 POINTER_PLUS_EXPR for a pointer addition.
16191 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16193 * config/s390/s390.md (bswap<mode>2): New pattern added.
16195 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16197 * config/s390/s390.md (*tls_load_31): Added type attribute.
16199 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16201 * config/s390/s390.md: Fix a few comments.
16203 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16205 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16206 (*tm<mode>_full): Fixed z10prop attribute.
16207 (*tst<mode>_extimm): Fixed z10prop attribute.
16208 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16209 (*tstqiCCT_cconly): Fixed z10prop attribute.
16210 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16211 (*movsi_larl): Fixed z10prop attribute.
16212 (*movsi_zarch): Fixed z10prop attribute.
16213 (*movsi_eas): Fixed z10prop attribute.
16214 (*movhi): Fixed z10prop attribute.
16215 (*movqi): Fixed z10prop attribute.
16216 (*movstrictqi): Fixed z10prop attribute.
16217 (*mov<mode>): Fixed z10prop attribute.
16218 (*movcc): Fixed z10prop attribute.
16219 (*sethighpartdi_64): Fixed z10prop attribute.
16220 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16221 (*negdi2_sign_cc): Fixed z10prop attribute.
16222 (*negdi2_sign): Fixed z10prop attribute.
16223 (*absdi2_sign_cc): Fixed z10prop attribute.
16224 (*absdi2_sign): Fixed z10prop attribute.
16225 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16226 (*negabsdi2_sign): Fixed z10prop attribute.
16227 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16228 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16229 (doloop_si64): Fixed z10prop attribute.
16230 (doloop_si31): Fixed z10prop attribute.
16231 (doloop_long): Fixed z10prop attribute.
16232 (indirect_jump): Fixed z10prop attribute.
16233 (nop): Fixed z10prop attribute.
16234 (main_base_64): Fixed z10prop attribute.
16235 (reload_base_64): Fixed z10prop attribute.
16237 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16239 PR rtl-optimization/38740
16240 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16242 * config/mips/mips.c (mips_reorg): Likewise.
16244 2009-01-28 Richard Guenther <rguenther@suse.de>
16246 PR tree-optimization/38926
16247 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16248 with the correct value id to a value.
16249 (do_regular_insertion): Use the value number of edoubleprime
16250 for the value number of the expr.
16253 2008-08-21 Richard Guenther <rguenther@suse.de>
16255 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16256 a PHI ask VN if it is already available.
16257 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16258 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16260 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16262 PR middle-end/38934
16263 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16264 set to varying whenever max has TREE_OVERFLOW set, similarly
16265 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16267 2009-01-28 Richard Guenther <rguenther@suse.de>
16269 PR middle-end/38908
16270 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16271 uninitialized aggregate uses in call arguments.
16273 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16275 PR tree-optimization/38984
16276 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16277 the nothing_id variable if -fno-delete-null-pointer-checks.
16279 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16282 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16283 (set_got_offset_rex64): Ditto.
16285 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16288 * doc/extend.texi: Improve local variable with asm reg.
16290 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16292 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16293 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16294 was not supplied then set warn_packed_bitfield_compat to the
16295 default value of 1.
16296 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16299 2009-01-27 Richard Guenther <rguenther@suse.de>
16301 PR tree-optimization/38503
16302 * cfgexpand.c (expand_gimple_basic_block): Ignore
16303 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16304 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16305 variables that cannot have TBAA applied.
16306 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16309 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16311 PR middle-end/38969
16312 * calls.c (initialize_argument_information): Do not wrap complex
16313 arguments in SAVE_EXPR.
16315 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16317 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16318 (INSTALL_LIBGCC): Revert typo commit.
16320 2009-01-26 Richard Guenther <rguenther@suse.de>
16322 PR tree-optimization/38745
16323 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16324 from special handling.
16326 2009-01-26 Richard Guenther <rguenther@suse.de>
16328 PR tree-optimization/38745
16329 * tree-ssa.c (execute_update_addresses_taken): Do not include
16330 variables that cannot possibly be a register in not_reg_needs.
16331 Do not clear TREE_ADDRESSABLE on vars that may not become
16333 * tree-ssa.c (update_alias_info_1): Include those in the set
16334 of addressable vars.
16336 2009-01-26 Richard Guenther <rguenther@suse.de>
16338 PR middle-end/38851
16339 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16340 * tree-ssa-dse.c: Include langhooks.h
16341 (execute_simple_dse): Remove stores with zero size.
16343 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16346 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16349 2009-01-24 Julian Brown <julian@codesourcery.com>
16351 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16352 config/arm/linux-atomic.c.
16353 * config/arm/linux-atomic.c: New.
16355 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16357 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16358 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16359 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16361 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16364 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16367 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16369 PR tree-optimization/38953
16370 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16371 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16372 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16373 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16376 2009-01-24 Paul Brook <paul@codesourcery.com>
16378 * config/arm/neon.md (neon_type): Move to arm.md.
16379 (neon_mov<VSTRUCT>): Add neon_type attribute.
16380 * config/arm/arm.md (neon_type): Move to here.
16381 (conds): Add "unconditioal" and use as default for NEON insns.
16383 2009-01-24 Ben Elliston <bje@au.ibm.com>
16385 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16386 void *' warning from -Wc++-compat.
16387 * Makefile.in (dominance.o-warn): Remove.
16389 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16391 PR tree-optimization/38932
16392 * fold-const.c (fold_unary_ignore_overflow): New.
16393 * tree.h (fold_unary_ignore_overflow): Declare.
16394 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16395 * tree-ssa-sccvn.c (visit_reference_op_load,
16396 simplify_unary_expression): Likewise.
16398 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16400 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16401 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16402 regardless of their type.
16403 * c-common.c (handle_packed_attribute): Don't ignore packed on
16405 * c.opt (Wpacked-bitfield-compat): New warning option.
16406 * stor-layout.c (place_field): Warn if offset of a field changed.
16407 * doc/extend.texi (packed): Mention the ABI change.
16408 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16409 (Warning Options): Add it to the list.
16411 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16413 * c-opts.c (c_common_post_options): Fix a typo in comments.
16415 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16417 PR middle-end/38615
16418 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16419 variables to static.
16420 * doc/invoke.texi (-fmerge-all-constants): Update description.
16422 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16425 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16426 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16428 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16430 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16432 (LOCAL_ALIGNMENT): Similarly.
16434 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16435 Joseph Myers <joseph@codesourcery.com>
16437 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16438 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16439 * config/arm/arm-tune.md: Regenerate.
16440 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16443 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16445 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16446 version number to five.
16448 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16451 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16452 * c-common.c (set_underlying_type): Likewise.
16453 (is_typedef_decl ): Likewise
16455 (set_underlying_type): Likewise.
16456 (is_typedef_type): Likewise.
16458 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16460 PR middle-end/38587
16461 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16464 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16467 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16468 (LIBGCC_SPEC): Don't define.
16469 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16471 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16473 PR rtl-optimization/38879
16474 * alias.c (base_alias_check): Unaligned access via AND address can
16475 alias all surrounding object types except those with sizes equal
16476 or wider than the size of unaligned access.
16478 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16481 * c-decl.c (clone_underlying_type): Move this ...
16482 * c-common.c (set_underlying_type): ... here.
16483 Also, make sure the function properly sets TYPE_STUB_DECL() on
16484 the newly created typedef variant type.
16485 (is_typedef_decl ): New entry point.
16486 * tree.h: Added a new member member_types_needing_access_check to
16487 struct tree_decl_non_common.
16488 (set_underlying_type): New entry point.
16489 (is_typedef_type): Likewise.
16491 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16493 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16494 Check whether two instructions have memory references that
16495 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16496 are helper functions for traversing.
16497 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16498 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16499 not to draw dependency edge for instructions with non-conflicting
16502 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16505 * longlong.h: Update copyright years. Use soft-fp license notice.
16506 Sync __clz_tab declaration with glibc.
16508 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16511 * doc/extend.texi (syscall_linkage): New.
16512 (version_id): Modify.
16514 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16515 Richard Guenther <rguenther@suse.de>
16517 PR tree-optimization/38747
16518 PR tree-optimization/38748
16519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16520 conversion if the base address is an indirect reference and the
16521 aliasing sets could cause issues.
16523 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16525 * common.opt (fgraphite, fgraphite-identity): Add comment for
16526 explaining why these options are not documented.
16528 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16530 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16531 gimple_call_lhs is NULL.
16533 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16536 * emit-rtl.c (adjust_address_1): Make sure memref is never
16539 2009-01-20 Ben Elliston <bje@au.ibm.com>
16541 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16542 const qualifier from arg parameter. Remove unnecessary cast to char *.
16543 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16544 const qualifier from arg 2.
16546 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16548 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16550 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16553 * rtl.h (reinit_regs): New prototype.
16554 * regclass.c: Include ira.h.
16555 (reinit_regs): New.
16556 * Makefile.in (regclass.o): Add ira.h.
16557 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16559 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16562 * c-common.c (handle_aligned_attribute): Use
16563 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16564 default alignment value.
16566 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
16568 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
16569 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
16571 * doc/extend.texi: Update __attribute__ ((aligned)). Document
16572 __BIGGEST_ALIGNMENT__.
16574 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
16576 2009-01-18 Richard Guenther <rguenther@suse.de>
16578 PR tree-optimization/38819
16579 * tree-flow.h (operation_could_trap_helper_p): Declare.
16580 * tree-eh.c (operation_could_trap_helper_p): Export.
16581 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
16582 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
16583 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
16584 are about to insert a possibly trapping instruction and fail
16587 2009-01-18 Andreas Schwab <schwab@suse.de>
16589 * doc/install.texi (Configuration): Remove obsolete paragraph
16590 about use of --with-gnu-ld with --with-gnu-as.
16592 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
16594 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
16595 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
16596 Follow spelling conventions.
16598 2009-01-18 Ben Elliston <bje@au.ibm.com>
16600 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
16601 C++ warning about implicit conversion from void * to struct
16603 (bitmap_obstack_free): Likewise for bitmap_element *.
16604 * Makefile.in (bitmap.o-warn): Remove.
16606 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
16608 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
16610 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
16611 Tobias Grosser <tobi.grosser@amd.com>
16613 * graphite.c (graphite_trans_scop_block): Do not block single
16616 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
16618 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
16619 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
16620 test with assertion.
16622 2009-01-16 Richard Guenther <rguenther@suse.de>
16624 PR tree-optimization/38835
16625 PR middle-end/36227
16626 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
16627 and INT + PTR -> (INT)(PTR p+ INT) folding.
16628 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
16630 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
16633 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
16634 the subreg from a lowpart subreg if it is also casting the value.
16636 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16637 Tobias Grosser <tobi.grosser@amd.com>
16639 * graphite.c (compare_prefix_loops): New.
16640 (build_scop_canonical_schedules): Rewritten.
16641 (graphite_transform_loops): Move build_scop_canonical_schedules
16642 after build_scop_iteration_domain.
16644 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
16645 Tobias Grosser <tobi.grosser@amd.com>
16647 * graphite.c (add_conditions_to_domain): Add the loops to
16648 the dimension of the iteration domain. Do copy the domain
16649 only when it exists.
16650 (build_scop_conditions_1): Do not call add_conditions_to_domain.
16651 (add_conditions_to_constraints): New.
16652 (can_generate_code_stmt, can_generate_code): Removed.
16653 (gloog): Do not call can_generate_code.
16654 (graphite_transform_loops): Call add_conditions_to_constraints
16655 after building the iteration domain.
16657 2009-01-16 Jakub Jelinek <jakub@redhat.com>
16659 PR tree-optimization/38789
16660 * tree-ssa-threadedge.c
16661 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16662 __builtin_constant_p.
16664 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16666 * dce.c (delete_unmarked_insns): Reversed the order that insns are
16667 examined before deleting them.
16669 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
16671 * function.c (aggregate_value_p): Correctly extract the function
16672 type from CALL_EXPR_FN lookup.
16674 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16676 * config/picochip/picochip.c (picochip_override_options): Revert
16677 CFI asm flag disable commited previously.
16679 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
16680 Tobias Grosser <tobi.grosser@amd.com>
16681 Jan Sjodin <jan.sjodin@amd.com>
16683 * graphite.c (scan_tree_for_params): On substractions negate
16684 all the coefficients of the term.
16685 (clast_to_gcc_expression_red): New. Handle reduction expressions
16686 of more than two operands.
16687 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
16688 (get_vdef_before_scop): Handle also the case of default definitions.
16690 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
16692 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
16693 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
16694 Also use them when walking CALL_INSN_FUNCTION_USAGE.
16696 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
16697 Joey Ye <joey.ye@intel.com>
16699 PR middle-end/37843
16700 * cfgexpand.c (expand_stack_alignment): Don't update stack
16701 boundary nor check incoming stack boundary here.
16702 (gimple_expand_cfg): Update stack boundary and check incoming
16703 stack boundary here.
16705 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16707 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
16709 2009-01-14 Jakub Jelinek <jakub@redhat.com>
16711 PR rtl-optimization/38245
16712 * calls.c (expand_call): Add stack arguments to
16713 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16714 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
16715 in regs and partially in memory or BLKmode arguments.
16716 (emit_library_call_value_1): Add stack arguments to
16717 CALL_INSN_FUNCTION_USAGE even for pure calls (when
16718 ACCUMULATE_OUTGOING_ARGS).
16719 * dce.c: Include tm_p.h.
16720 (find_call_stack_args): New function.
16721 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
16723 (mark_insn): Call find_call_stack_args for CALL_Ps.
16724 (prescan_insns_for_dce): Walk insns backwards in bb rather than
16725 forwards. Allocate and free arg_stores bitmap if needed, pass it
16726 down to deletable_insn_p, don't mark stores set in arg_stores
16727 bitmap, clear the bitmap at the beginning of each bb.
16728 * Makefile.in (dce.o): Depend on $(TM_P_H).
16730 2009-01-14 Michael Meissner <gnu@the-meissners.org>
16733 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
16734 to make sure the insn is a conditional test (bug 22599). Reformat a
16737 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
16739 PR middle-end/38431
16740 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
16741 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
16742 (gloog): Do not call cleanup_tree_cfg.
16743 (graphite_transform_loops): Call cleanup_tree_cfg after all
16744 scops have been code generated.
16746 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
16747 * doc/gty.texi (Invoking the garbage collector): Added new node
16748 and section documenting ggc_collect.
16750 2009-01-14 Richard Guenther <rguenther@suse.de>
16752 PR tree-optimization/38826
16753 PR middle-end/38477
16754 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
16755 initialization notes only if we actually emitted a warning.
16756 (intra_create_variable_infos): Add constraints for a result decl
16757 that is passed by hidden reference.
16758 (build_pred_graph): Mark all related variables non-direct on
16761 2009-01-14 Nick Clifton <nickc@redhat.com>
16763 * ira-conflicts.c: Include addresses.h for the definition of
16765 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
16766 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
16768 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
16771 * Makefile.in (ira-lives.o): Add except.h.
16773 * ira-lives.c: Include except.h.
16774 (process_bb_node_lives): Process can_throw_internal.
16776 2009-01-13 Jakub Jelinek <jakub@redhat.com>
16778 PR rtl-optimization/38774
16779 * combine.c (simplify_set): When undoing cc_use change, don't do
16780 PUT_CODE on the newly created comparison, but instead put back the
16783 2009-01-13 Joseph Myers <joseph@codesourcery.com>
16785 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
16786 values. Remove duplicate arm8 entry.
16788 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16790 PR tree-optimization/38786
16791 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
16792 the SSA_NAME case of expand_scalar_variables_expr.
16793 Set the type of an expression to the type of its assign statement.
16794 (expand_scalar_variables_expr): Also gather the scalar computation
16795 used to index the memory access. Do not pass loop_p.
16796 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
16797 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
16798 the gimple_stmt_iterator where it inserts new code.
16799 Do not pass loop_p.
16800 (copy_bb_and_scalar_dependences): Do not pass loop_p.
16801 (translate_clast): Update call to copy_bb_and_scalar_dependences.
16803 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
16805 * graphite.h (debug_value): Removed.
16806 * graphite.c (debug_value): Removed.
16808 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16810 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
16811 ldrd/strd with two 32-bit instructions.
16813 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
16815 * config/arm/arm.c (struct processors): Pass for speed down into
16816 cost helper functions.
16817 (const_ok_for_op): Handle COMPARE and inequality nodes.
16818 (arm_rtx_costs_1): Rewrite.
16819 (arm_size_rtx_costs): Update prototype.
16820 (arm_rtx_costs): Pass speed down to helper functions.
16821 (arm_slowmul_rtx_costs): Rework cost calculations.
16822 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
16823 (arm_9e_rtx_costs): Likewise.
16825 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
16827 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
16828 relocations of local symbols wider than UNITS_PER_WORD are not valid.
16829 (alpha_legitimize_address): Do not split local symbols wider than
16830 UNITS_PER_WORD into HIGH/LO_SUM parts.
16832 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
16835 * gcc.c (process_command): Replace call to execvp with calls
16836 to pex_one and exit.
16838 2009-01-03 Anatoly Sokolov <aesok@post.ru>
16841 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
16842 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
16843 variant for devices with 3-byte PC.
16844 (__tablejump_elpm__): New.
16846 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16849 * c-parser.c (c_parser_postfix_expression): Allow `->' in
16850 offsetof member-designator, handle it as `[0].'.
16852 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16854 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
16855 function when not using named sections on targets with named sections
16856 if branch distance is less than 262132.
16858 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
16860 * combine.c (combine_instructions): Recompute
16861 optimize_this_for_speed_p for each BB in the main combine loop.
16863 2009-01-12 Tomas Bily <tbily@suse.cz>
16866 * tree-loop-distribution.c (prop_phis): New function.
16867 (generate_builtin): Call prop_phis.
16868 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
16870 2009-01-12 Jakub Jelinek <jakub@redhat.com>
16872 PR tree-optimization/38807
16873 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
16874 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
16876 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16878 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16879 subreg of op0 to the original op0.
16881 2009-01-11 Laurent GUERBY <laurent@guerby.net>
16883 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
16885 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
16888 * mips-tfile.c (parse_def): Fix parsing of def strings
16889 starting with digits.
16891 2009-01-10 Jakub Jelinek <jakub@redhat.com>
16894 * config/arm/arm.c (arm_is_long_call_p): Don't call
16895 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
16897 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
16899 * regrename.c (regrename_optimize): Fix dumping.
16900 (find_oldest_value_reg): Preserve REG_POINTER.
16901 (copy_hardreg_forward_1): Likewise.
16903 2009-01-09 Diego Novillo <dnovillo@google.com>
16905 * gimple.h (struct gimple_statement_base) <uid>: Document
16906 the restrictions on its use.
16907 (gimple_uid): Tidy.
16908 (gimple_set_uid): Tidy.
16910 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16912 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
16913 zero guard even if align_bytes != 0 and count is smaller than
16916 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16918 PR rtl-optimization/38495
16919 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16920 (add_range_and_copies_from_move_list): Print all added ranges.
16921 Add ranges to memory optimized destination.
16923 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16927 * config/i386/i386.c (override_options): Reject
16928 -mstringop-strategy=rep_8byte with -m32.
16929 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16930 to 1. Do count comparison against epilogue_size_needed at compile
16931 time even when count_exp was constant forced into register. For
16932 size_needed don't jump to epilogue, instead just avoid aligning
16933 and invoke the body algorithm. If need_zero_guard, add zero guard
16934 even if count is non-zero, but smaller than size_needed + number of
16935 bytes that could be stored for alignment.
16936 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16937 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16938 but smaller than size_needed + number of bytes that could be stored
16939 for alignment. Compare size_needed with epilogue_size_needed instead
16940 of desired_align - align, don't adjust size_needed, pass
16941 epilogue_size_needed to the epilogue expanders.
16944 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16946 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16948 * pa.c (last_address): Change to unsigned.
16949 (update_total_code_bytes): Change argument to unsigned. Don't
16950 check if insn addresses are set.
16951 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16952 addresses are not set.
16953 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16955 2009-01-09 Nick Clifton <nickc@redhat.com>
16957 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16958 DECL_DECLARED_INLINE_P.
16960 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16962 PR middle-end/38347
16963 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16964 GET_MODE (op0) in operand_subword_force calls.
16966 PR middle-end/38771
16967 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16968 fold_convert arg0 operands to TREE_TYPE (op0) first.
16970 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16972 * params.def (ira-max-conflict-table-size): Decrease default value
16975 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16977 PR tree-optimization/37031
16978 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16980 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16981 allocate it using gc instead of heap, use VEC_quick_push instead of
16983 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16984 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16985 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16986 allocated vector from heap allocated.
16987 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16988 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16989 vector only after perfect_loop_nest_depth call.
16991 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16992 Jan Sjodin <jan.sjodin@amd.com>
16994 PR tree-optimization/38559
16995 * graphite.c (debug_value, copy_constraint,
16996 swap_constraint_variables, scale_constraint_variable, ): New.
16997 (get_lower_bound, get_upper_bound): Removed.
16998 (graphite_trans_bb_strip_mine): Clean up this code that works
16999 only for constant number of iterations. Fully copy upper and
17000 lower bound constraints, not only the constant part of them.
17001 * graphite.h (debug_value): Declared.
17003 2009-01-08 Ira Rosen <irar@il.ibm.com>
17005 PR tree-optimization/37194
17006 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17007 Don't add the cost of cost model guard in prologue to scalar
17008 outside cost in case of known number of iterations.
17010 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17011 Alan Modra <amodra@bigpond.net.au>
17013 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17014 non-word-aligned REG+CONST addressing.
17016 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17019 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17020 free_after_compilation when outputting a thunk.
17021 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17022 Do not call free_after_compilation here.
17024 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17026 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17027 (ix86_valid_target_attribute_inner_p): Ditto.
17029 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17031 PR tree-optimization/38492
17032 PR tree-optimization/38498
17033 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17034 * tree-chrec.h (scev_is_linear_expression): Declared.
17035 * graphite.c (graphite_cannot_represent_loop_niter): New.
17036 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17037 (graphite_loop_normal_form): Use gcc_assert.
17038 (scan_tree_for_params): Use CASE_CONVERT.
17039 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17040 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17041 Use gcc_assert. Discard scops that contain unhandled cases.
17042 (build_scop_conditions): Return a boolean status for unhandled cases.
17043 (strip_mine_profitable_p): Print the loop number, not its depth.
17044 (is_interchange_valid): Pass the depth of the loop nest, don't
17045 recompute it wrongly.
17046 (graphite_trans_bb_block): Same.
17047 (graphite_trans_bb_block): Print tentative of loop blocking.
17048 (graphite_trans_scop_block): Do not print that the loop has been
17050 (graphite_transform_loops): Do not handle scops that contain condition
17053 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17055 AVX Programming Reference (December, 2008)
17056 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17057 (_mm256_stream_pd): Likewise.
17058 (_mm256_stream_ps): Likewise.
17060 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17061 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17062 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17063 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17064 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17065 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17066 (ix86_expand_special_args_builtin): Likewise.
17068 * config/i386/sse.md (AVXMODEDI): New.
17069 (avx_movnt<mode>): Likewise.
17070 (avx_movnt<mode>): Likewise.
17071 (<sse>_movnt<mode>): Remove AVX support.
17072 (sse2_movntv2di): Likewise.
17074 2009-01-07 Richard Guenther <rguenther@suse.de>
17076 PR middle-end/38751
17077 * fold-const.c (extract_muldiv): Remove obsolete comment.
17078 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17079 to PLUS_EXPR canonicalization for the canonicalization.
17081 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17083 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17084 hosted cross-compilers generating less efficient code.
17086 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17088 * function.h (rtl_data): Add a dbr_scheduled_p field.
17089 * reorg.c (dbr_schedule): Set it.
17090 (gate_handle_delay_slots): Check it.
17091 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17092 (mips_reorg): Check flag_delayed_branch instead of
17093 mips_base_delayed_branch.
17094 (mips_override_options): Don't set mips_base_delayed_branch
17095 or flag_delayed_branch.
17097 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17099 PR rtl-optimization/38426.
17100 * ira.c (ira): Set current_function_is_leaf earlier.
17102 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17104 PR rtl-optimization/38722
17105 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17106 too early, only set a flag and modify after last possible
17109 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17112 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17113 * real.c (decimal_single_format): Correct values of emin and emax.
17114 (decimal_double_format): Ditto.
17115 (decimal_quad_format): Ditto.
17116 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17117 computation of DECnn_MIN and DECnn_MAX for corrected values of
17118 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17119 __DECnn_MIN__, and adjust its computation for the corrected value
17122 2009-01-06 Jan Hubicka <jh@suse.cz>
17125 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17127 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17129 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17130 Add Robert Clark to the list of testers.
17132 2009-01-06 Jan Hubicka <jh@suse.cz>
17133 Kai Tietz <kai.tietz@onevision.com>
17135 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17136 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17138 2009-01-06 Jan Hubicka <jh@suse.cz>
17139 Kai Tietz <kai.tietz@onevision.com>
17141 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17143 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17144 (ix86_nsaved_regs): Count only general purpose regs.
17145 (ix86_nsaved_sseregs): New.
17146 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17147 to 16 for w64; compute padding and size of sse reg save area.
17148 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17149 general purpose regs.
17150 (ix86_emit_save_sse_regs_using_mov): New.
17151 (ix86_expand_prologue): Save SSE regs if needed.
17152 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17153 (ix86_emit_restore_sse_regs_using_mov): New.
17154 (ix86_expand_epilogue): Save SSE regs if needed.
17156 2009-01-06 Jan Hubicka <jh@suse.cz>
17157 Kai Tietz <kai.tietz@onevision.com>
17159 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17160 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17161 functions when accumulate outgoing args is off.
17163 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17166 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17167 before using pseudos_have_intersected_live_ranges_p.
17169 * ira-int.h (ira_assert): Always define.
17171 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17173 AVX Programming Reference (December, 2008)
17174 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17175 (_mm256_permute2_pd): Likewise.
17176 (_mm_permute2_ps): Likewise.
17177 (_mm256_permute2_ps): Likewise.
17178 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17179 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17181 * config/i386/i386.c (ix86_builtins): Remove
17182 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17183 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17184 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17185 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17186 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17187 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17188 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17189 __builtin_ia32_vpermil2ps256.
17190 (ix86_init_mmx_sse_builtins): Updated.
17191 (ix86_expand_args_builtin): Likewise.
17193 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17195 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17196 long absolute calls when generating PA 2.0 code.
17198 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17200 PR rtl-optimization/38583
17201 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17203 * params.def (ira-max-conflict-table-size): New.
17205 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17207 * ira.h (ira_conflicts_p): New external definition.
17209 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17210 table. Report this. Return result of building.
17211 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17212 building conflict table.
17214 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17215 (ira_color): Use ira_conflicts_p.
17217 * global.c: Include ira.h.
17218 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17221 * Makefile.in (global.o): Add ira.h.
17223 * ira-build.c (mark_all_loops_for_removal,
17224 propagate_some_info_from_allocno): New.
17225 (remove_unnecessary_allocnos): Call
17226 propagate_some_info_from_allocno.
17227 (remove_low_level_allocnos): New.
17228 (remove_unnecessary_regions): Add parameter. Call
17229 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17230 parameter to remove_unnecessary_regions.
17231 (ira_build): Remove all regions but root if the conflict table was
17232 not built. Update conflict hard regs for allocnos crossing calls.
17234 * ira.c (ira_conflicts_p): New global.
17235 (ira): Define and use ira_conflicts_p.
17237 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17238 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17239 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17241 2009-01-06 Ben Elliston <bje@au.ibm.com>
17243 * gengtype-lex.l (YY_NO_INPUT): Define.
17245 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17248 * c-common.c (handle_vector_size_attribute): Also reject
17249 BOOLEAN_TYPE types.
17251 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17253 PR tree-optimization/38492
17254 * graphite.c (rename_map_elt, debug_rename_elt,
17255 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17256 rename_map_elt_info, eq_rename_map_elts,
17257 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17258 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17259 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17260 (sese_build_livein_liveouts): New.
17261 (new_sese, free_sese): New.
17262 (new_scop): Call new_sese.
17263 (free_scop): Call free_sese.
17264 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17265 (register_old_new_names): Renamed register_old_and_new_names.
17266 (register_scop_liveout_renames, add_loop_exit_phis,
17267 insert_loop_close_phis, struct igp,
17268 default_liveout_before_guard, add_guard_exit_phis,
17269 insert_guard_phis, copy_renames): New.
17270 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17271 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17272 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17273 (scop_adjust_phis_for_liveouts): New.
17274 (gloog): Call scop_adjust_phis_for_liveouts.
17276 * graphite.h (struct sese): Documented. Added fields liveout,
17277 num_ver and livein.
17278 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17279 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17280 (struct scop): Added field liveout_renames.
17281 (SCOP_LIVEOUT_RENAMES): New.
17283 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17285 PR tree-optimization/38510
17286 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17287 (translate_clast): Call recompute_all_dominators before
17289 (gloog): Call recompute_all_dominators before graphite_verify.
17291 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17292 Jan Sjodin <jan.sjodin@amd.com>
17294 PR tree-optimization/38500
17295 * graphite.c (create_sese_edges): Call fix_loop_structure after
17298 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17300 * config.gcc: Add m32r*-*-rtems*.
17301 * config/m32r/rtems.h: New file.
17303 2009-01-05 Ben Elliston <bje@au.ibm.com>
17305 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17306 (.po.pox): Likewise.
17307 (po/gcc.pot): Likewise.
17309 2009-01-04 David S. Miller <davem@davemloft.net>
17311 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17312 (STARTING_FRAME_OFFSET): Always set to zero.
17314 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17316 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17317 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17318 fixed-point types, and vectors of the same.
17320 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17322 * config/mips/sync.md (*mb_barrier): Rename to...
17323 (*memory_barrier): ...this.
17325 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17327 * doc/extend.texi (Function Attributes): Move @cindex after @item
17328 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17329 and put in alphabetical order. Fix 'target' name and put in order.
17330 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17333 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17335 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17336 (memory_barrier): Expand as unspec instead of unspec_volatile.
17337 Remove mem:BLK from insn operands. Use Pmode scratch register.
17338 (*memory_barrier): Define as unspec instead of unspec_volatile.
17339 Use (match_dup 0) as input operand.
17341 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17342 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17343 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17344 scratch register. Remove operand 1.
17345 (*stbar): Define as unspec instead of unspec_volatile.
17346 Use (match_dup 0) as input operand, remove (const_int 8).
17347 (*membar): Define as unspec instead of unspec_volatile.
17348 Use (match_dup 0) as input operand, remove input operand 2.
17350 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17351 (memory_barrier): Expand as unspec instead of unspec_volatile.
17352 Remove mem:BLK from insn operands. Use Pmode scratch register.
17353 (*memory_barrier): Define as unspec instead of unspec_volatile.
17354 Use (match_dup 0) as input operand.
17356 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17357 Remove mem:BLK from insn operands. Use Pmode scratch register.
17358 Set volatile flag on operand 0.
17359 (*memory_barrier): New insn pattern.
17361 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17363 (*memory_barrier): Use (match_dup 0) as input operand.
17365 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17366 Remove mem:BLK from insn operands. Use Pmode scratch register.
17367 Set volatile flag on operand 0.
17368 (*mb_internal): New insn pattern.
17370 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17372 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17374 PR middle-end/38586
17375 * function.c (struct temp_slot): Move to the section of the file
17376 that deals with temp slots. Remove field 'address'.
17377 (temp_slot_address_table): New hash table of address -> temp slot.
17378 (struct temp_slot_address_entry): New struct, items for the table.
17379 (temp_slot_address_compute_hash, temp_slot_address_hash,
17380 temp_slot_address_eq, insert_temp_slot_address): Support functions
17382 (find_temp_slot_from_address): Rewrite to use the new hash table.
17383 (remove_unused_temp_slot_addresses): Remove addresses of temp
17384 slots that have been made available.
17385 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17386 worker function for remove_unused_temp_slot_addresses.
17387 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17388 Add the temp slot address to the address -> temp slot map.
17389 (update_temp_slot_address): Update via insert_temp_slot_address.
17390 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17391 (pop_temp_slots): Likewise.
17392 (init_temp_slots): Allocate the address -> temp slot map, or empty
17393 the map if it is already allocated.
17394 (prepare_function_start): Initialize temp slot processing.
17396 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17398 PR middle-end/38584
17399 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17400 Calculate the size of all stack vars assuming no packing of stack
17401 vars will happen, replacing a quadratic algorithm with a linear one.
17403 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17406 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17409 2009-01-03 Diego Novillo <dnovillo@google.com>
17411 * doc/contrib.texi: Update contributions.
17413 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17416 * builtins.c (fold_builtin_memory_op): Give up if either operand
17417 is volatile. Set srctype or desttype to non-qualified version
17421 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17422 and FUNCTION_DECLs.
17424 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17426 PR rtl-optimization/35805
17427 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17428 problem if fast dce is able to remove any instructions.
17429 * dce.c (dce_process_block): Fix dump message.
17431 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17434 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17436 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17438 PR middle-end/38690
17439 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17440 * tree-pretty-print.c (op_code_prio): New function.
17441 (op_prio): No longer static. Use op_code_prio.
17442 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17443 Use op_prio and op_code_prio to determine if () should be
17444 printed around operand(s) or not.
17446 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17447 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17448 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17449 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17450 pp_character instead of pp_string for single letter printing.
17452 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17454 * doc/extend.texi: Fix '#pragma GCC option' typo.
17456 2009-01-02 Richard Guenther <rguenther@suse.de>
17458 * doc/install.texi (--enable-checking): Mention different
17459 default for stage1.
17460 (--enable-stage1-checking): Document.
17462 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17464 PR middle-end/30142
17465 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17466 case to be an error.
17468 2009-01-02 Ben Elliston <bje@au.ibm.com>
17470 * config/fp-bit.h (pack_d): Constify argument.
17471 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17472 (isnan): Constify argument.
17474 (iszero): Likewise.
17475 (pack_d): Likewise.
17476 (_fpadd_parts): Constify return type.
17477 (_fpmul_parts): Likewise.
17478 (_fpdiv_parts): Likewise.
17480 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17483 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17484 warn about overwriting initializer with side-effects or
17485 -Woverride-init if !IMPLICIT.
17486 (output_init_element): Likewise. Pass IMPLICIT down to
17488 (process_init_element): Add IMPLICIT argument. Pass it down
17489 to output_init_element.
17490 (push_init_element, pop_init_level, set_designator): Adjust
17491 process_init_element callers.
17492 (set_nonincremental_init, set_nonincremental_init_from_string):
17493 Adjust add_pending_init callers.
17494 (output_pending_init_elements): Adjust output_init_element callers.
17495 * c-tree.h (process_init_element): Adjust prototype.
17496 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17497 process_init_element callers.
17500 Copyright (C) 2009 Free Software Foundation, Inc.
17502 Copying and distribution of this file, with or without modification,
17503 are permitted in any medium without royalty provided the copyright
17504 notice and this notice are preserved.