1 2007-08-17 Tom Tromey <tromey@redhat.com>
3 * tree.h (struct tree_label_decl): Removed old "java" fields.
5 2007-08-17 Richard Sandiford <richard@codesourcery.com>
6 Nigel Stephens <nigel@mips.com>
8 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9 Treat -mno-data-in-code and -mcode-xonly as aliases for
10 -mcode-readable=no and -mcode-readable=pcrel respectively.
11 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
12 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
13 (MULTILIB_DIRNAMES): Update accordingly.
15 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
17 * Makefile.in (version.o): Depend on $(REVISION) only if
18 REVISION_s is defined.
20 2007-08-17 Sa Liu <saliu@de.ibm.com>
21 Ulrich Weigand <uweigand@de.ibm.com>
24 * tree.c (reconstruct_complex_type): For a pointer to a vector,
25 use build_qualified_type to retain qualifiers of the base type.
27 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
29 * config/score/score.md : Update pattern tablejump.
30 * config/score/score.c : Update score_initialize_trampoline
32 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
33 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
34 * doc/contrib.texi: Add my entry.
36 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
38 * Makefile.in (REVISION): New.
41 (version.o): Also depend on $(REVISION). Add
42 -DREVISION=$(REVISION_s).
44 * version.c (version_string): Add REVISION.
46 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
48 * tree-eh.c (lower_try_finally_onedest): Reset the locus
49 of GOTO that's relocated to a different block.
51 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
53 * c-common.c (const_strip_array_types): New.
54 * c-common.h (lang_missing_noreturn_ok_p): Delete.
55 (const_strip_array_types): New.
56 * c-objc-common.c (c_disregard_inline_limits,
57 c_warn_unused_global_decl): Constify.
58 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
59 c_vla_type_p, c_incomplete_type_error): Likewise.
60 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
61 * hooks.c (hook_bool_const_tree_false): New.
62 * hooks.h (hook_bool_const_tree_false): Likewise.
63 * langhooks-def.h (lhd_warn_unused_global_decl,
64 lhd_incomplete_type_error, lhd_expr_size,
65 lhd_tree_inlining_disregard_inline_limits,
66 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
67 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
68 * langhooks.c (lhd_warn_unused_global_decl,
69 lhd_incomplete_type_error,
70 lhd_tree_inlining_disregard_inline_limits,
71 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
72 lhd_expr_size): Likewise.
73 * langhooks.h (lang_hooks_for_tree_inlining,
74 lang_hooks_for_tree_dump, lang_hooks_for_types,
75 lang_hooks_for_decls, lang_hooks): Likewise.
76 * pointer-set.c (pointer_set_t, pointer_set_create,
77 pointer_set_contains, insert_aux, pointer_set_insert,
78 pointer_set_traverse, pointer_map_t, pointer_map_create,
79 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
81 * pointer-set.h (pointer_set_contains, pointer_set_insert,
82 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
83 pointer_map_traverse): Likewise.
84 * predict.c (assert_is_empty): Likewise.
85 * tree-affine.c (free_name_expansion): Likewise.
86 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
87 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
88 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
90 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
92 * tree-vectorizer.c (new_loop_vec_info): Initialize new
94 (destroy_loop_vec_info): Add call to VEC_free.
95 * tree-vectorizer.h (may_alias_ddrs): Define.
96 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
97 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
98 Change reporting to dump.
99 (vect_is_duplicate_ddr): New.
100 (vect_mark_for_runtime_alias_test): New.
101 (vect_analyze_data_ref_dependences) Add call to
102 vect_mark_for_runtime_alias_test.
103 (vect_enhance_data_refs_alignment): Define local variable
104 vect_versioning_for_alias_required, don't perform
105 peeling for alignment if versioning for alias is
107 (vect_enhance_data_refs_alignment): Use
108 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
109 PARAM_VECT_MAX_VERSION_CHECKS.
110 * tree-vect-transform.c
111 (vect_create_cond_for_alias_checks): New.
112 (vect_transform_loop): Add call to
113 vect_create_cond_for_alias_checks.
114 (vect_vfa_segment_size): New.
115 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
117 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
118 * gcc/doc/invoke.texi
119 (vect-max-version-for-alignment-checks): Document.
120 (vect-max-version-for-alias-checks): Document.
121 (vect-max-version-checks): Remove.
123 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
126 the same line as the instruction for all asm dialects.
128 (*rep_movsi_rex64): Ditto.
130 (*rep_movqi_rex64): Ditto.
131 (*rep_stosdi_rex64): Ditto.
132 (*rep_stossi): Ditto.
133 (*rep_stossi_rex64): Ditto.
134 (*rep_stosqi): Ditto.
135 (*rep_stosqi_rex64): Ditto.
136 (*cmpstrnqi_nz_1): Ditto.
137 (*cmpstrnqi_nz_rex_1): Ditto.
138 (*cmpstrnqi_1): Ditto.
139 (*cmpstrnqi_rex_1): Ditto.
140 (*strlenqi_1): Ditto.
141 (*strlenqi_rex_1): Ditto.
142 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
143 prefix on the same line as the instruction for all asm dialects.
144 (sync_double_compare_and_swap<mode>): Ditto.
145 (*sync_double_compare_and_swapdi_pic): Ditto.
146 (*sync_compare_and_swap_cc<mode>): Ditto.
147 (sync_double_compare_and_swap_cc<mode>): Ditto.
148 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
149 (sync_old_add<mode>): Ditto.
150 (sync_add<mode>): Ditto.
151 (sync_sub<mode>): Ditto.
152 (sync_ior<mode>): Ditto.
153 (sync_and<mode>): Ditto.
154 (sync_xor<mode>): Ditto.
156 2007-08-16 Richard Sandiford <richard@codesourcery.com>
159 * reload.c (find_reloads): Check that the memory returned by
160 find_reloads_toplev was not the result of forcing a constant
162 (find_reloads_toplev): Always use simplify_gen_subreg to get
163 the subreg of a constant. If the result is also a constant,
164 but not a legitimate one, force it into the constant pool
165 and reload its address.
167 2007-08-15 David Edelsohn <edelsohn@gnu.org>
169 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
172 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
174 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
175 directive for the current vector ABI.
177 2007-08-15 Steve Ellcey <sje@cup.hp.com>
180 * caller-save.c (reg_save_code): Set invalide status on restore code.
182 2007-08-15 Diego Novillo <dnovillo@google.com>
184 * tree-ssa-alias.c (compute_memory_partitions): Use
185 alias_bitmap_obstack to allocate bitmaps.
186 (reset_alias_info): Factor out of init_alias_info.
187 Mark all name tags not associated to an SSA name for renaming.
188 (init_alias_info): Call it.
189 (create_name_tags): Tidy. Add comments.
190 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
192 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
194 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
195 scheduler dependencies.
197 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
199 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
201 (*iorsi_1_zext): Likewise.
202 (*iorsi_1_zext_imm): Likewise.
203 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
204 with "rm"/"xm" constraint.
205 (sse2_vmsqrtv2df2): Likewise.
207 2007-08-15 Jakub Jelinek <jakub@redhat.com>
210 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
213 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
215 * tree-pass.h (PROP_pta): Removed.
216 (TODO_rebuild_alias): New.
217 (pass_may_alias): Removed.
218 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
219 aliasing if we changed something.
220 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
222 (pass_may_alias): Removed.
223 (create_structure_vars): Return TODO_rebuild_alias.
224 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
225 * tree-sra.c (tree_sra): Only rebuild aliasing if something
227 (tree_sra_early): We never affect aliasing right now.
228 * tree-flow.h (compute_may_aliases): New prototype.
229 * passes.c: Remove pass_may_alias from the passes.
230 (execute_function_todo): Support TODO_rebuild_alias.
232 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
234 * i386.c: (legitimize_address): Move dllimported variable check
235 infront of legitimizing pic address of CONST symbols.
237 2007-08-14 Steve Ellcey <sje@cup.hp.com>
239 PR tree-optimization/32941
240 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
241 (goto_queue_cmp): Remove.
242 (find_goto_replacement): Change search method.
243 (maybe_record_in_goto_queue): Add assert.
244 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
245 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
247 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
249 * alias.c (component_uses_parent_alias_set): Constify.
250 * alias.h (component_uses_parent_alias_set): Likewise.
251 * cfgrtl.c (print_rtl_with_bb): Likewise.
252 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
253 mpz_get_double_int): Likewise.
254 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
255 mpz_get_double_int): Likewise.
256 * expr.c (is_aligning_offset, undefined_operand_subword_p,
257 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
259 * expr.h (safe_from_p): Likewise.
260 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
262 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
263 zero_sized_type, goa_lhs_expr_p): Likewise.
264 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
265 * rtl.h (print_rtl_with_bb): Likewise.
266 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
267 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
268 * tree-flow-inline.h (bb_stmt_list): Constify.
269 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
271 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
272 const_first_stmt, const_last_stmt): New.
273 (block_may_fallthru, empty_block_p): Constify.
274 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
275 EXPR_ONLY_BODY): New.
276 (expr_first, expr_last, expr_only): Use macro for body.
277 (const_expr_first, const_expr_last, const_expr_only): New.
278 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
279 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
280 ctsi_prev, ctsi_stmt): New.
281 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
282 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
283 * tree-ssa-loop-niter.c (loop_only_exit_p,
284 derive_constant_upper_bound): Likewise.
285 * tree-ssa-phiopt.c (empty_block_p): Likewise.
286 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
287 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
288 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
289 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
290 * tree.c (get_type_static_bounds): Likewise.
291 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
292 (get_type_static_bounds): Constify.
294 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
297 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
298 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
299 (*<addsub><mode>3_cc_overflow): New.
300 (*add<mode>3_cconly_overflow): New.
301 (*sub<mode>3_cconly_overflow): New.
302 (*<addsub>si3_zext_cc_overflow): New.
303 * config/i386/predicates.md (fcmov_comparison_operator): Accept
304 CCCmode for LTU, GTU, LEU and GEU.
305 (ix86_comparison_operator): Likewise.
306 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
307 * config/i386/i386.c (put_condition_code): Support CCCmode.
308 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
309 or MINUS expressions.
311 2007-08-14 Andrew Pinski <pinskia@gmail.com>
314 * c-typeck.c (build_binary_op): Disallow vector float types with
315 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
317 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
319 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
320 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
321 (dep_def): New typedef.
322 (init_dep_1, sd_debug_dep): Declare functions.
323 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
324 (debug_dep_links): Remove.
325 (struct _deps_list): New field 'n_links'.
326 (DEPS_LIST_N_LINKS): New macro.
327 (FOR_EACH_DEP_LINK): Remove.
328 (create_deps_list, free_deps_list, delete_deps_list): Remove
330 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
331 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
332 (copy_deps_list_change_con, move_dep_link): Ditto.
333 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
334 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
336 (INSN_BACK_DEPS): Remove.
337 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
339 (INSN_DEP_COUNT): Remove.
340 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
341 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
342 Declare global variables.
343 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
344 (add_forw_dep, compute_forward_dependences): Remove declarations.
345 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
346 (add_back_forw_dep, delete_back_forw_dep): Ditto.
347 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
349 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
351 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
352 (sd_list_types_def): New typedef.
353 (sd_next_list): Declare function.
354 (struct _sd_iterator): New type.
355 (sd_iterator_def): New typedef.
356 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
358 (FOR_EACH_DEP): New cycle wrapper.
359 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
361 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
362 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
365 * sched-deps.c (init_dep_1): Make global.
366 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
368 (dump_dep): New static function.
369 (dump_dep_flags): New static variable.
370 (sd_debug_dep): New function.
371 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
373 (move_dep_link): Use remove_from_deps_list (), instead of
375 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
376 (dep_link_is_detached_p): New static function.
377 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
379 (dn_pool, dl_pool): New alloc_pools.
380 (dn_pool_diff, dl_pool_diff): New static variables.
381 (create_dep_node, delete_dep_node): New static function.
382 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
383 (deps_list_empty_p): Make it static. Use 'n_links' field.
384 (deps_pools_are_empty_p): New static function.
385 (alloc_deps_list, delete_deps_list): Remove.
386 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
387 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
388 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
389 (forward_dependency_cache): Remove.
390 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
391 'back' from the names. Change signature to use dep_t instead of
393 (add_back_dep): Ditto. Make global.
394 (check_dep_status): Rename to check_dep ().
395 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
397 (sd_finish_insn): Ditto.
398 (sd_find_dep_between_no_cache): New static function.
399 (sd_find_dep_between): New function.
400 (ask_dependency_caches, set_dependency_caches): New static functions.
401 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
402 (add_or_update_dep_1): Separate pieces of functionality into
403 ask_dependency_caches (), update_dependency_caches (),
404 change_spec_dep_to_hard (), update_dep ().
405 (get_back_and_forw_lists): New static function.
406 (sd_add_dep): Separate setting of dependency caches into
407 set_dependency_caches ().
408 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
410 (sd_delete_dep): Ditto.
411 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
412 (dump_lists): New static function.
413 (sd_debug_lists): New debug function.
414 (delete_all_dependences, fixup_sched_groups): Update to use
416 (sched_analyze_2): Create data-speculative dependency only if
417 data-speculation is enabled.
418 (sched_analyze_insn): If insn cannot be speculative, make all its
419 dependencies non-speculative.
420 (sched_analyze): Use sd_init_insn ().
421 (add_forw_dep, compute_forward_dependencies): Remove.
422 (delete_dep_nodes_in_back_deps): New static function.
423 (sched_free_deps): New function.
424 (init_dependency_caches): Init alloc_pools.
425 (extend_depedency_caches): Update after removing of
426 forward_dependency_cache.
427 (free_dependency_caches): Ditto. Free alloc_pools.
428 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
429 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
431 (add_back_forw_dep, delete_back_forw_dep): Ditto.
432 (add_dependence): Use init_dep ().
433 (get_dep_weak_1): New static function.
434 (get_dep_weak): Move logic to get_dep_weak_1 ().
435 (dump_ds): New static function moved from haifa-sched.c:
436 debug_spec_status ().
437 (debug_ds): New debug function.
438 (check_dep_status): Rename to check_dep (). Update to check whole
441 * haifa-sched.c (spec_info): Make global.
442 (added_recovery_block_p): Rename to
443 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
444 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
445 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
446 to use new interfaces.
447 (ok_for_early_queue_removal): Ditto.
448 (schedule_block): Initialize logical uids of insns emitted by the
450 (sched_init): Initialize new variable.
451 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
453 (extend_global): Initialize insn data.
454 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
455 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
457 (add_to_speculative_block): Update to use new interfaces.
458 (create_recovery_block): Set new variables.
459 (create_check_block_twin, fix_recovery_deps): Update to use new
461 (sched_insn_is_legitimate_for_speculation_p): New function.
462 (speculate_insn): Move checking logic to
463 sched_insn_is_legitimate_for_speculation_p ().
464 (sched_remove_insn): Finalize sched-deps information of instruction.
465 (clear_priorities, add_jump_dependencies): Update to use new
467 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
469 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
470 to use new interfaces.
471 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
472 (new_ready): Try to use control speculation only if it is available.
473 (add_branch_dependences): Update to use new interfaces.
474 (compute_block_backward_dependences): Rename to
475 compute_block_dependences (). Call
476 targetm.sched.dependencies_evaluation_hook ().
477 (free_block_dependencies): New static function.
478 (debug_dependencies): Update to use new interfaces.
479 (schedule_region): Remove separate computation of forward dependencies.
480 Move call of targetm.sched.dependencies_evaluation_hook () to
481 compute_block_dependences (). Free dependencies at the end of
482 scheduling the region.
484 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
486 (add_deps_for_risky_insns): Ditto.
487 (schedule_ebb): Remove separate computation of forward dependencies.
488 Free dependencies at the end of scheduling the ebb.
490 * ddg.c (create_ddg_dependence): Update to use new interfaces.
491 (build_intra_loop_deps): Ditto. Remove separate computation of forward
492 dependencies. Free sched-deps dependencies.
494 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
495 to use new interfaces.
496 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
498 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
500 (is_costly_group): Ditto.
502 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
504 * alias.c (rtx_equal_for_memref_p): Constify.
505 * basic-block.h (const_edge, const_basic_block): New.
506 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
507 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
508 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
509 probably_never_executed_bb_p, edge_probability_reliable_p,
510 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
511 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
513 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
514 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
516 * cfganal.c (flow_active_insn_p, forwarder_block_p,
517 flow_nodes_print, dfs_enumerate_from): Likewise.
518 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
519 control_flow_insn_p, count_basic_blocks): Likewise.
520 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
521 get_loop_body_with_size, loop_exit_edge_p): Likewise.
522 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
523 average_num_loop_insns, loop_exit_edge_p,
524 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
525 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
526 average_num_loop_insns, seq_cost): Likewise.
527 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
528 * dominance.c (dominated_by_p): Likewise.
529 * emit-rtl.c (validate_subreg): Likewise.
530 * except.c (can_throw_internal, can_throw_external): Likewise.
531 * except.h (can_throw_internal, can_throw_external): Likewise.
532 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
533 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
534 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
535 simple_mem, store_ops_ok, load_kills_store, find_loads,
536 store_killed_in_insn, store_killed_after, store_killed_before,
537 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
539 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
540 noce_mem_write_may_trap_or_fault_p): Likewise.
541 * pointer-set.c (pointer_set_contains, pointer_map_contains):
543 * pointer-set.h (pointer_set_contains, pointer_map_contains):
545 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
546 probably_cold_bb_p, probably_never_executed_bb_p,
547 edge_probability_reliable_p, br_prob_note_reliable_p,
548 can_predict_insn_p): Likewise.
549 * regclass.c (reg_set_to_hard_reg_set): Likewise.
550 * resource.c (return_insn_p): Likewise.
551 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
553 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
554 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
555 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
556 verify_gimple_modify_stmt): Likewise.
557 * tree-chrec.c (is_not_constant_evolution,
558 is_multivariate_chrec_rec, is_multivariate_chrec,
559 chrec_contains_symbols, chrec_contains_undetermined,
560 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
561 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
562 eq_evolutions_p, scev_direction): Likewise.
563 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
564 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
565 chrec_contains_symbols_defined_in_loop,
566 chrec_contains_undetermined, tree_contains_chrecs,
567 evolution_function_is_affine_multivariate_p,
568 evolution_function_is_univariate_p, chrec_zerop,
569 evolution_function_is_constant_p, evolution_function_is_affine_p,
570 evolution_function_is_affine_or_constant_p,
571 tree_does_not_contain_chrecs, chrec_type): Likewise.
572 * tree-data-ref.c (tree_fold_divides_p,
573 object_address_invariant_in_loop_p, dr_may_alias_p,
574 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
575 same_access_functions, constant_access_functions,
576 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
578 * tree-flow.h (scev_direction): Likewise.
579 * tree-gimple.c (is_gimple_stmt): Likewise.
580 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
582 * tree-pretty-print.c (op_prio): Likewise.
583 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
584 analyzable_condition, backedge_phi_arg_p): Likewise.
585 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
586 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
587 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
590 2007-08-13 Dan Hipschman <dsh@google.com>
593 * c-format.c (check_format_arg): Move check for zero-length
594 format strings below the check for unterminated strings.
596 2007-08-13 Andrew Pinski <pinskia@gmail.com>
599 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
602 2007-08-13 Nick Clifton <nickc@redhat.com>
604 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
606 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
609 * c-format.c (gcc_gfc_length_specs): New array.
610 (gcc_gfc_char_table): Add unsigned specifier, and references to
611 the l length modifier.
612 (format_types_orig): Use the new gcc_gfc_length_specs.
614 2007-08-12 Sa Liu <saliu@de.ibm.com>
616 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
617 and with REG_RETVAL note after split.
619 2007-08-11 David Daney <ddaney@avtrex.com>
621 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
624 2007-08-11 David Edelsohn <edelsohn@gnu.org>
625 Segher Boessenkool <segher@kernel.crashing.org>
627 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
628 HAVE_LOCAL_CPU_DETECT not defined.
630 2007-08-11 Jan Hubicka <jh@suse.cz>
632 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
633 (cgraph_process_new_functions): Honor previous value of
634 disregard_inline_limits.
635 * ipa-inline.c (compute_inline_parameters): Likewise.
637 2007-08-11 Ian Lance Taylor <iant@google.com>
639 * alias.h (alias_set_type): Define new type.
640 (ALIAS_SET_MEMORY_BARRIER): Use it.
641 * rtl.h: Include alias.h.
642 (struct mem_attrs): Use alias_set_type.
643 * tree.h: Include alias.h
644 (struct tree_type): Use alias_set_type.
645 (struct tree_struct_field_tag): Likewise.
646 (struct tree_decl_common): Likewise.
647 * alias.c (struct alias_set_entry): Use alias_set_type.
648 (get_alias_set_entry, alias_set_subset_of): Likewise.
649 (alias_sets_conflict_p): Likewise.
650 (alias_sets_must_conflict_p): Likewise.
651 (objects_must_conflict_p): Likewise.
652 (get_alias_set, new_alias_set): Likewise.
653 (record_alias_subset, record_component_aliases): Likewise.
654 (varargs_set, frame_set): Change to alias_set_type.
655 (get_varargs_alias_set): Use alias_set_type.
656 (get_frame_alias_set): Likewise.
657 * builtins.c (setjmp_alias_set): Change to alias_set_type.
658 * dse.c (struct store_info): Use alias_set_type.
659 (struct read_info, struct clear_alias_mode_holder): Likewise.
660 (clear_alias_set_lookup, canon_address): Likewise.
661 (record_store, check_mem_read_rtx): Likewise.
662 (dse_record_singleton_alias_set): Likewise.
663 (dse_invalidate_singleton_alias_set): Likewise.
664 * emit-rtl.c (get_mem_attrs): Likewise.
665 (set_mem_attributes_minus_bitpos): Likewise.
666 (set_mem_alias_set): Likewise.
667 * expr.c (store_constructor_field, store_field): Likewise.
668 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
669 * langhooks.c (lhd_get_alias_set): Likewise.
670 * langhooks-def.h (lhd_get_alias_set): Likewise.
671 * reload1.c (alter_reg): Likewise.
672 * tree-flow.h (struct fieldoff): Likewise.
673 * tree-ssa-alias.c (struct alias_map_d): Likewise.
674 (may_alias_p, get_smt_for, create_sft): Likewise.
675 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
676 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
677 (merge_smts_into): Likewise.
678 * varasm.c (const_alias_set): Likewise.
679 * c-common.c (strict_aliasing_warning): Likewise.
680 (c_common_get_alias_set): Likewise.
681 * dse.h (dse_record_singleton_alias_set): Update declaration.
682 (dse_invalidate_singleton_alias_set): Likewise.
683 * emit-rtl.h (set_mem_alias_set): Likewise.
684 * c-common.h (c_common_get_alias_set): Likewise.
685 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
686 * print-tree.c (print_node): Likewise.
687 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
689 (alpha_setup_incoming_varargs): Use alias_set_type.
690 * config/i386/i386.c (setup_incoming_varargs_64): Use
692 (setup_incoming_varargs_ms_64): Likewise.
693 (ix86_GOT_alias_set): Likewise.
694 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
695 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
696 (set): Change to alias_set_type.
697 (get_TOC_alias_set): Use alias_set_type.
698 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
700 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
701 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
703 (struct_value_alias_set): Likewise.
704 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
706 2007-08-11 Richard Sandiford <richard@codesourcery.com>
708 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
709 * config/vxworks.h (TARGET_VXWORKS): Override.
710 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
711 "mips" if TARGET_VXWORKS.
713 2007-08-11 Richard Sandiford <richard@codesourcery.com>
715 * calls.c (avoid_likely_spilled_reg): New function.
716 (expand_call): Use it.
718 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
720 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
722 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
724 * config/mips/predicates.md (const_call_insn_operand): Invoke
725 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
727 2007-08-10 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/driver-rs6000.c: Include link.h.
731 Use ElfW instead of wordsize-specif typedef.
733 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
735 * system.h (CONST_CAST): New.
736 * c-decl.c (c_make_fname_decl): Use it.
737 * c-lex.c (cb_ident, lex_string): Likewise.
738 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
739 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
740 give_switch, set_multilib_dir): Likewise.
741 * gengtype-parse.c (string_seq, typedef_name): Likewise.
742 * passes.c (execute_one_pass): Likewise.
743 * prefix.c (update_path): Likewise.
744 * pretty-print.c (pp_base_destroy_prefix): Likewise.
745 * tree.c (build_string): Likewise.
747 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
749 * tree-flow-inline.h (is_exec_stmt): Remove.
750 (is_label_stmt): Remove.
751 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
754 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
756 * lower-subreg.c (resolve_shift_zext): Don't adjust
757 src_reg_num for wordmode operands.
759 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
760 David Ung <davidu@mips.com>
762 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
763 (TARGET_SCHED_REORDER2): Define.
764 (mips_maybe_swap_ready): New.
765 (mips_last_74k_agen_insn): New.
766 (mips_74k_agen_init): New.
767 (mips_74k_agen_reorder): New function to group loads and stores
769 (mips_sched_init): New.
770 (mips_sched_reorder): Don't do initialization here. Call
771 mips_74k_agen_reorder.
772 (mips_variable_issue): Call mips_74k_agen_init.
774 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
776 * tree-flow-inline.h (get_filename): Remove.
778 2007-08-10 Richard Sandiford <richard@codesourcery.com>
780 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
782 (mips_fetch_insns): Delete in favor of...
783 (mips_load_store_insns): ...this new function.
784 * config/mips/mips.c (mips_address_insns): Add a boolean argument
785 to say whether multiword moves _might_ be split.
786 (mips_fetch_insns): Delete in favor of...
787 (mips_load_store_insns): ...this new function.
788 (mips_rtx_costs): Update the call to mips_address_insns.
789 (mips_address_cost): Likewise.
790 * config/mips/mips.md (length): Use mips_load_store_insns instead
792 * config/mips/constraints.md (R): Use mips_address_insns rather
793 than mips_fetch_insns. Assume that the move never needs to be split.
795 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
797 * config/mips/mips.opt (mhard-float, msoft-float): Make these
798 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
799 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
800 * config/mips/mips.h (mips16_hard_float): Delete.
801 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
802 definitions, and replace with....
803 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
804 * config/mips/mips.c (mips16_hard_float): Delete. Replace
805 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
806 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
807 (override_options): Replace MASK_SOFT_FLOAT references with
808 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
809 and mips16_hard_float when TARGET_MIPS16.
811 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
814 * c-typeck.c (build_binary_op): Check for non pointer types before
815 calling int_fits_type_p.
817 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
820 * fold-const.c (omit_one_operand): Return only the ommitted expression
821 if the result is an empty statement.
822 (pedantic_omit_one_operand): Likewise.
824 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
826 * c-typeck.c (readonly_error): Improve error for assignment.
828 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
830 (pp_c_expression): Ditto.
832 2007-08-09 Simon Baldwin <simonb@google.com>
834 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
835 break that was preventing simplify_associative_operation() for xor.
837 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
838 Nigel Stephens <nigel@mips.com>
840 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
841 Document change in interpretation of value from boolean to
843 * optabs.c (expand_ffs, expand_ctz): New functions to compute
844 ffs and ctz using clz.
845 (expand_unop): Call them.
846 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
848 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
849 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
850 enable the new ffs expansion on this target.
852 2007-08-09 Jan Hubicka <jh@suse.cz>
854 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
855 (expand_ternary_op): Likewise.
856 (expand_vec_shift_expr): Likewise.
857 (expand_binop_directly): Likewise.
858 (expand_binop): Likewise.
859 (sign_expand_binop): Likewise.
860 (expand_twoval_unop): Likewise.
861 (expand_twoval_binop): Likewise.
862 (expand_twoval_binop_libfunc): Likewise.
863 (widen_clz): Likewise.
864 (widen_bswap): Likewise.
865 (expand_parity): Likewise.
866 (expand_unop): Likewise.
867 (expand_abs_nojump): Likewise.
868 (expand_copysign): Likewise.
869 (emit_no_conflict_block): Likewise.
870 (emit_libcall_block): Likewise.
871 (can_compare_p): Likewise.
872 (prepare_cmp_insn): Likewise.
873 (emit_cmp_and_jump_insn_1): Likewise.
874 (prepare_float_lib_cmp): Likewise.
875 (emit_conditional_add): Likewise.
876 (gen_add2_insn): Likewise.
877 (have_add2_insn): Likewise.
878 (gen_sub2_insn): Likewise.
879 (have_sub2_insn): Likewise.
880 (can_extend_p): Likewise.
881 (can_fix_p): Likewise.
882 (can_float_p): Likewise.
883 (expand_float): Likewise.
884 (expand_fix): Likewise.
885 (expand_sfix_optab): Likewise.
886 (new_optab): Likewise.
887 (new_convert_optab): Likewise.
888 (init_libfuncs): Likewise.
889 (init_interclass_conv_libfuncs): Likewise.
890 (init_intraclass_conv_libfuncs): Likewise.
891 (set_conv_libfunc): Likewise.
892 (init_optabs): Likewise.
893 (debug_optab_libfuncs): Likewise.
894 (gen_cond_trap): Likewise.
895 * optabs.h (optab_handler, convert_optab_hanlder): New.
896 * genopinit.c: Update optabs generation table.
897 * reload.c (find_reloads_address_1): Use optabs accestors.
898 * builtins.c (expand_builtin_mathfn): Likewise.
899 (expand_builtin_mathfn_2): Likewise.
900 (expand_builtin_mathfn_3): Likewise.
901 (expand_builtin_interclass_mathfn): Likewise.
902 (expand_builtin_sincos): Likewise.
903 (expand_builtin_cexpi): Likewise.
904 (expand_builtin_powi): Likewise.
905 (expand_builtin_strlen): Likewise.
906 * dojump.c (do_jump): Likewise.
907 * expr.c (convert_move): Likewise.
908 (move_by_pieces): Likewise.
909 (move_by_pieces_ninsns): Likewise.
910 (can_store_by_pieces): Likewise.
911 (store_by_pieces_1): Likewise.
912 (emit_move_via_integer): Likewise.
913 (emit_move_complex): Likewise.
914 (emit_move_ccmode): Likewise.
915 (emit_move_insn_1): Likewise.
916 (emit_single_push_insn): Likewise.
917 (store_constructor): Likewise.
918 (expand_expr_real_1): Likewise.
919 (do_store_flag): Likewise.
920 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
921 (enumerate_modes): Likewise.
922 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
923 (supportable_widening_operation): Likewise.
924 (supportable_narrowing_operation): Likewise.
925 * expmed.c (store_bit_field_1): Likewise.
926 (extract_bit_field_1): Likewise.
927 (expand_mult_highpart_optab): Likewise.
928 (expand_smod_pow2): Likewise.
929 (expand_divmod): Likewise.
930 (emit_store_flag): Likewise.
931 * tree-vect-patterns.c
932 (vect_pattern_recog_1): Likewise.
933 * tree-ssa-loop-prefetch.c
934 (nontemporal_store_p): Likewise.
935 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
936 (vect_create_epilog_for_reduction): Likewise.
937 (vectorizable_reduction): Likewise.
938 (vectorizable_operation): Likewise.
939 (vect_strided_store_supported): Likewise.
940 (vectorizable_store): Likewise.
941 (vect_strided_load_supported): Likewise.
942 (vectorizable_load): Likewise.
943 * combine.c (simplify_comparison): Likewise.
944 * tree-vect-generic.c
945 (type_for_widest_vector_mode): Likewise.
946 (expand_vector_operations_1): Likewise.
947 * config/spu/spu.c (spu_expand_mov): Likewise.
948 (spu_emit_vector_compare): Likewise.
949 * config/rs6000/rs6000.c
950 (rs6000_emit_vector_compare): Likewise.
951 * stmt.c (add_case_node): Likewise.
952 * reload1.c (gen_reload):
954 2007-08-09 Michael Matz <matz@suse.de>
956 * tree.h (fixed_zerop): Declare as taking a const_tree.
957 * tree.c (fixed_zerop): Take a const_tree.
959 2007-08-09 Ira Rosen <irar@il.ibm.com>
961 * tree-vect-transform.c (vectorizable_store): Remove call to
962 copy_virtual_operands() and call mark_symbols_for_renaming() for
963 the created vector store.
964 (vect_setup_realignment): Don't call copy_virtual_operands() and
965 update_vuses_to_preheader().
966 (vectorizable_load): Don't call copy_virtual_operands().
967 (update_vuses_to_preheader): Remove.
969 2007-08-08 Chao-ying Fu <fu@mips.com>
971 * tree.def (FIXED_POINT_TYPE): New type.
972 (FIXED_CST): New constant.
973 (FIXED_CONVERT_EXPR): New expr.
974 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
975 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
976 * tree.h (struct tree_base): Add saturating_flag.
977 Remove one bit of spare for saturating_flag.
978 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
979 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
980 FIXED_POINT_TYPE_P): Define.
981 (TYPE_SATURATING): Define.
982 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
983 (struct tree_fixed_cst): New.
984 (TYPE_IBIT, TYPE_FBIT): Define.
985 (tree_node): Add fixed_cst.
986 (enum tree_index): Add new enumeration values of
987 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
988 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
989 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
990 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
991 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
992 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
993 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
994 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
995 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
996 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
997 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
998 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
999 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1000 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1001 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1002 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1003 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1004 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1005 (sat_short_fract_type_node, sat_fract_type_node,
1006 sat_long_fract_type_node, sat_long_long_fract_type_node,
1007 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1008 sat_unsigned_long_fract_type_node,
1009 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1010 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1011 unsigned_short_fract_type_node, unsigned_fract_type_node,
1012 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1013 sat_short_accum_type_node, sat_accum_type_node,
1014 sat_long_accum_type_node, sat_long_long_accum_type_node,
1015 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1016 sat_unsigned_long_accum_type_node,
1017 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1018 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1019 unsigned_short_accum_type_node, unsigned_accum_type_node,
1020 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1021 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1022 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1023 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1024 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1025 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1026 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1027 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1028 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1029 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1030 sat_uda_type_node, sat_uta_type_node): New macro.
1031 (make_fract_type, make_accum_type): Declare.
1032 (make_signed_fract_type, make_unsigned_fract_type,
1033 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1034 make_signed_accum_type, make_unsigned_accum_type,
1035 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1036 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1037 make_or_reuse_sat_signed_fract_type,
1038 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1039 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1040 make_or_reuse_sat_unsigned_accum_type): New macro.
1041 (fixed_zerop): Declare.
1042 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1043 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1044 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1045 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1046 * treestruct.def: Add TS_FIXED_CST.
1047 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1049 (tree-dump.o): Likewise.
1050 (print-tree.o): Likewise.
1051 (tree-pretty-print.o): Likewise.
1052 (fold-const.o): Likewise.
1053 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1054 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1055 (is_gimple_min_invariant): Handle FIXED_CST.
1056 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1057 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1058 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1059 (layout_type): Handle FIXED_POINT_TYPE.
1060 (make_fract_type, make_accum_type): New functions.
1061 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1062 * tree-dump.c (fixed-value.h): New include.
1063 (dump_fixed): New function.
1064 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1065 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1066 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1067 * tree-pretty-print.c (fixed-value.h): New include.
1068 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1070 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1071 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1072 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1073 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1074 for non-saturating fixed-point types.
1075 (reassociate_bb): Likewise.
1076 * emit-rtl.c (fixed-value.h): New include.
1077 (fconst0, fconst1): New array.
1078 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1079 * tree-vect-generic.c expand_vector_operation): Support
1080 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1082 (type_for_widest_vector_mode): Add one parameter for the
1084 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1086 Pass the satp parameter to type_for_mode for fixed-point types.
1087 (expand_vector_operations_1): Pass the saturating flag to
1088 type_for_widest_vector_mode.
1089 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1090 and MODE_VECTOR_UACCUM.
1091 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1092 (vectorizable_condition): Likewise.
1093 * tree.c (fixed-value.h): New include.
1094 (tree_code_size): Support FIXED_CST.
1095 (build_fixed): New function.
1096 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1097 (fixed_zerop): New function.
1098 (tree_node_structure): Support FIXED_CST.
1099 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1100 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1101 (type_hash_eq): Handle FIXED_POINT_TYPE.
1102 (simple_cst_equal): Support FIXED_CST.
1103 (iterative_hash_expr): Handle FIXED_CST.
1104 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1105 (get_narrower): Likewise.
1106 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1107 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1108 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1109 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1111 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1112 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1113 (initializer_zerop): Support FIXED_CST.
1114 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1115 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1116 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1117 (is_base_type): Handle FIXED_POINT_TYPE.
1118 (add_type_attribute): Handle FIXED_POINT_TYPE.
1119 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1120 * print-tree.c (fixed-value.h): New include.
1121 (print_node_brief): Support FIXED_CST.
1122 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1123 * c-pretty-print.c (fixed-value.h): New include.
1124 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1125 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1126 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1127 Support fixed-point types for inner items in VECTOR_TYPE.
1128 (pp_c_direct_declarator): Likewise.
1129 (pp_c_declarator): Likewise.
1130 (pp_c_fixed_constant): New function.
1131 (pp_c_constant): Handle FIXED_CST.
1132 (pp_c_primary_expression): Likewise.
1133 (pp_c_expression): Likewise.
1134 * fold-const.c (fixed-value.h): New include.
1135 (negate_expr_p): Return true for FIXED_CST.
1136 (fold_negate_expr): Support FIXED_CST.
1137 (split_tree): Support FIXED_CST.
1138 (const_binop): Support FIXED_CST.
1139 (fold_convert_const_int_from_fixed): New function to convert from
1141 (fold_convert_const_real_from_fixed): New function to convert from
1143 (fold_convert_const_fixed_from_fixed): New function to convert from
1144 fixed to another fixed.
1145 (fold_convert_const_fixed_from_int): New function to convert from
1147 (fold_convert_const_fixed_from_real): New function to convert from
1149 (fold_convert_const): Support conversions from fixed to int, from
1150 fixed to real, from fixed to fixed, from int to fixed, and from real
1152 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1153 (operand_equal_p): Support FIXED_CST.
1154 (make_range): For fixed-point modes, we need to pass the
1155 saturating flag as the 2nd parameter.
1156 (tree_swap_operands_p): Handle FIXED_CST.
1157 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1159 (fold_unary): Support FIXED_CONVERT_EXPR.
1160 (fold_binary): Handle FIXED_CST.
1161 Make sure the type is not saturating, before associating operations.
1162 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1163 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1164 (fold_negate_const): Support FIXED_CST.
1165 (fold_relational_const): Support FIXED_CST.
1166 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1167 (gimplify_expr): Handle FIXED_CST.
1168 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1169 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1170 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1171 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1172 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1173 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1174 LONG_LONG_ACCUM_TYPE_SIZE.
1175 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1176 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1177 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1178 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1179 MODE_ACCUM, and MODE_UACCUM.
1180 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1181 fixed-point types to disable reduction.
1182 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1184 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1186 * config/rs6000/x-rs6000: New file.
1187 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1188 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1189 (EXTRA_SPEC_FUNCTIONS): Define.
1190 (HAVE_LOCAL_CPU_DETECT): Define.
1191 (CC1_CPU_SPEC): Define.
1192 * config/rs6000/driver-rs6000.c: New file.
1193 * config/rs6000/aix.h (CC1_SPEC): Define.
1194 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1195 * config.host: Add x-rs6000 to host_xmake_file if host and target
1196 are rs6000 or powerpc.
1198 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1200 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1202 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1203 Sandra Loosemore <sandra@codesourcery.com>
1204 Chao-ying Fu <fu@mips.com>
1205 Nigel Stephens <nigel@mips.com>
1206 David Ung <davidu@mips.com>
1208 * doc/invoke.texi (-mcode-readable): Document.
1209 * config/mips/mips.opt (mcode-readable): New option.
1210 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1211 * config/mips/mips.h (mips_code_readable_setting): New enum.
1212 (mips_code_readable): Declare.
1213 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1214 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1215 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1216 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1217 boiler-plate comments.
1218 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1219 * config/mips/mips.c (mips_code_readable): New variable.
1220 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1221 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1222 context and -mcode-readable setting to restrict the use of
1223 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1224 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1225 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1226 (mips_blocks_for_constant_p): Only return false for
1227 TARGET_MIPS16_PCREL_LOADS.
1228 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1229 for MIPS16. Handle SYMBOL_32_HIGH.
1230 (mips_const_insns): Allow HIGHs for MIPS16 too.
1231 (mips_unspec_address_offset): New function, split out from...
1232 (mips_unspec_address): ...here.
1233 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1234 16-bit symbolic constants. Assert approropiate conditions for
1235 using the "la" and "dla" macros.
1236 (mips_handle_option): Handle -mcode-readable=.
1237 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1238 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1239 (mips_strip_unspec_address): New function, split out from...
1240 (print_operand_reloc): ...here.
1241 (print_operand): Pass constants through mips_strip_unspec_address.
1242 (print_operand_address): Likewise.
1243 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1244 (mips_select_rtx_section): Remove MIPS16 handling.
1245 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1246 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1247 (mips16_lay_out_constants): Do nothing unless
1248 TARGET_MIPS16_PCREL_LOADS.
1249 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1250 * config/mips/mips.md: Split HIGHs for MIPS16.
1251 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1253 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1255 * config/mips/mips-protos.h (mips_emit_move): Declare.
1256 * config/mips/mips.c (mips_emit_move): New function.
1257 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1258 (mips_legitimize_const_move): Likewise.
1259 (mips_legitimize_move): Likewise.
1260 (mips_split_64bit_move): Likewise.
1261 (mips_restore_gp): Likewise.
1262 (mips_load_call_address): Likewise.
1263 (mips_emit_fcc_reload): Likewise.
1264 (mips_set_return_address): Likewise.
1265 (mips_block_move_straight): Likewise.
1266 (mips_block_move_loop): Likewise.
1267 (mips_setup_incoming_varargs): Likewise.
1268 (mips_save_reg): Likewise.
1269 (mips_expand_prologue): Likewise.
1270 (mips_restore_reg): Likewise.
1271 (mips_expand_epilogue): Likewise.
1272 (mips_output_mi_thunk): Likewise.
1273 (build_mips16_call_stub): Likewise.
1274 (mips_builtin_branch_and_move): Likewise.
1275 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1276 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1277 (fixuns_truncdfdi2): Likewise.
1278 (fixuns_truncsfsi2): Likewise.
1279 (fixuns_truncsfdi2): Likewise.
1280 (loadgp_absolute): Likewise.
1281 (builtin_setjmp_setup): Likewise.
1282 (builtin_longjmp): Likewise.
1283 (untyped_call): Likewise.
1285 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1287 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1288 an "rtx *" argument. Return a bool.
1289 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1290 values and return true if they can be split. Take the same kind of
1291 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1292 and store the lo_sum there if nonnull. Use the symbol type to
1293 determine whether a $gp or HIGH is needed.
1294 (mips_legitimize_address): Update call to mips_split_symbol and
1295 simplify accordingly.
1296 (mips_legitimize_const_move): Likewise.
1297 * config/mips/mips.md: In the combine define_split,
1298 check mips_split_symbol instead of splittable_symbolic_operand.
1299 Update use of mips_split_symbol in the generator code.
1300 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1302 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1304 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1305 (mips_symbol_insns_1): New function, split out from...
1306 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1307 and stores separately from load addresses.
1308 (mips_classify_address): Replace uses of mips_symbolic_address_p
1309 with uses of mips_symbol_insns.
1310 (mips_address_insns): Update calls to mips_symbol_insns.
1311 (mips_const_insns): Likewise.
1312 (mips_legitimize_address): Likewise.
1314 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1316 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1317 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1318 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1319 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1320 non-call contexts if TARGET_MIPS16.
1321 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1322 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1323 code for SYMBOL_ABSOLUTE.
1324 (mips_symbol_insns): Likewise.
1326 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1328 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1329 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1330 (mips_symbolic_constant_p): Likewise. Update the call to
1331 mips_classify_symbol.
1332 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1333 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1334 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1335 (print_operand_reloc): Add a context argument. Update the call to
1336 mips_symbolic_constant_p.
1337 (print_operand): Update the calls to print_operand_reloc.
1338 (print_operand_address): Use print_operand_reloc rather than
1340 (mips_rewrite_small_data_p): Add a context argument. Update the call
1341 to mips_symbolic_constant_p.
1342 (mips_small_data_pattern_1): Make DATA the containing mem.
1343 Update the call to mips_rewrite_small_data_p.
1344 (mips_rewrite_small_data_1): Likewise.
1345 (mips_use_anchors_for_symbol_p): Update the call to
1346 mips_symbolic_constant_p.
1347 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1348 (splittable_symbolic_operand): Likewise.
1349 (move_operand): Likewise.
1350 (absolute_symbolic_operand): Likewise.
1351 (got_disp_operand): Likewise.
1352 (got_page_ofst_operand): Likewise.
1354 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1356 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1357 (SYMBOL_ABSOLUTE): ...this.
1358 (SYMBOL_SMALL_DATA): Rename to...
1359 (SYMBOL_GP_RELATIVE): ...this.
1360 (SYMBOL_CONSTANT_POOL): Rename to...
1361 (SYMBOL_PC_RELATIVE): ...this.
1362 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1363 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1364 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1365 after above changes.
1366 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1367 (general_symbolic_operand): Rename to...
1368 (absolute_symbolic_operand): ...this.
1369 * config/mips/mips.md: Update after above changes.
1371 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1372 Revital Eres <eres@il.ibm.com>
1374 * ddg.c (print_ddg): Add dump information.
1375 * modulo-sched.c (print_node_sched_params): Add parameter and
1377 (calculate_maxii): Remove function.
1378 (undo_generate_reg_moves): Likewise.
1379 (undo_permute_partial_schedule): Likewise.
1380 (kernel_number_of_cycles): Likewise.
1381 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1382 (sms_schedule): Use it. Remove profitability checks.
1383 (sms_schedule_by_order): Fix order of nodes within the cycle.
1385 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1387 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1388 -profile option, add pie support.
1389 (ENDFILE_SPEC): New spec.
1390 * config/gnu.h (LIB_SPEC): Add -profile option.
1392 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1394 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1395 * config/gnu.h (LIB_SPEC): Likewise.
1397 2007-08-07 Yaz Saito <saito@google.com>
1398 Ian Lance Taylor <iant@google.com>
1400 * common.opt (finstrument-functions-exclude-function-list): New
1402 (finstrument-functions-exclude-file-list): New option.
1403 * opts.c (char_p): Define and DEF_VEC.
1404 (flag_instrument_functions_exclude_functions): New static
1406 (flag_instrument_functions_exclude_files): New static variable.
1407 (add_instrument_functions_exclude_list): New static function.
1408 (flag_instrument_functions_exclude_p): New function.
1409 (common_handle_option): Handle new options.
1410 * flags.h (flag_instrument_functions_exclude_p): Declare.
1411 * gimplify.c (gimplify_function_tree): Call
1412 flag_instrument_functions_exclude_p.
1413 * doc/invoke.texi (Option Summary): Mention new options.
1414 (Code Gen Options): Document new options.
1416 2007-08-07 Ian Lance Taylor <iant@google.com>
1418 PR rtl-optimization/32776
1419 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1420 (resolve_use): Likewise.
1421 (decompose_multiword_subregs): Remove "changed" local variable.
1423 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1425 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1426 * configure: Regenerate.
1427 * config.in: Regenerate.
1428 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1431 2007-08-07 Ian Lance Taylor <iant@google.com>
1433 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1434 note, just delete the insn.
1436 2007-08-07 Andreas Schwab <schwab@suse.de>
1439 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1442 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1444 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1445 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1446 (decompose_multiword_subregs): Use the functions above to decompose
1447 multiword shifts and zero-extends.
1449 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1451 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1452 "assemble" descriptions which were swapped.
1454 2007-08-06 Chao-ying Fu <fu@mips.com>
1456 * fixed-value.h: New file.
1457 * fixed-value.c: New file.
1458 * Makefile.in (OBJS-common): Add fixed-value.o.
1459 (fixed-value.o): New rule.
1460 (GTFILES): Add fixed-value.h.
1461 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1462 to compare a.low and b.low.
1463 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1465 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1466 Daniel Jacobowitz <dan@codesourcery.com>
1469 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1471 (x86_64-*-netbsd*): Likewise.
1472 (x86_64-*-linux*): Likewise.
1473 (x86_64-*-kfreebsd*-gnu): Likewise.
1474 (x86_64-*-knetbsd*-gnu): Likewise.
1475 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1477 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1479 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1480 Add -fno-asynchronous-unwind-tables.
1482 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1483 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1484 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1485 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1486 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1488 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1490 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1491 (TARGET_C_MODE_FOR_SUFFIX): New.
1493 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1495 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1497 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1499 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1501 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1503 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1504 before checking function returns in conditional expressions.
1506 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1509 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1511 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1514 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1515 for INTEGRAL_TYPE_P.
1517 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1519 * configure.ac: Remove --enable-checking=df from default settings.
1520 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1521 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1522 if the parameter is true.
1523 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1524 DF_VERIFY_SCHEDULED flag is true.
1525 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1526 (df_finish_pass): Adjust prototype.
1527 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1530 * see.c (pass_see): Add TODO_df_verify.
1531 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1532 * global.c (rest_of_handle_global_alloc): Schedule verification
1534 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1536 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1537 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1538 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1540 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1541 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1542 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1544 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1545 Revital Eres <eres@il.ibm.com>
1547 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1549 * ddg.c (create_ddg_dependence): Rename to...
1550 (create_ddg_dep_from_intra_loop_link): This. Do not check
1551 for interloop edges. Do not create anti dependence edge when
1552 a true dependence edge exists in the opposite direction and
1553 -fmodulo-sched-allow-regmoves is set.
1554 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1555 (add_cross_iteration_register_deps): Create anti dependence edge
1556 when -fno-modulo-sched-allow-regmoves is set.
1557 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1559 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1561 * config/arm/arm.md (movsi): Add braces.
1563 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1566 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1567 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1569 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1571 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1573 * cfgloopmanip.c (remove_path, create_preheaders,
1574 force_single_succ_latches, fix_loop_structure): Ditto.
1575 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1576 tree_duplicate_loop_to_header_edge): Ditto.
1577 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1578 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1580 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1581 cleanup_tree_cfg): Ditto.
1582 * tree-cfg.c (tree_merge_blocks): Ditto.
1583 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1584 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1585 loop_preheader_edge, single_exit): Ditto.
1586 (flow_loops_find): Do not clear loops->state.
1587 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1588 loops_state_clear): New functions.
1590 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1593 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1594 when adding to the base and convert ELT to sizetype instead of type.
1596 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1599 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1600 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1602 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1605 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1606 correct type the negate expression.
1608 2007-08-03 Jan Hubicka <jh@suse.cz>
1610 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1613 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1615 * config/rs6000/rs6000.c (struct processor_cost): Change
1616 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1617 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1619 (rios1_costs, rios2_cost): Correct cache line size.
1620 (rs6000_override_options): Set l2-cache-size parameter.
1622 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1623 Diego Novillo <dnovillo@google.com>
1626 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1627 if the range includes 0.
1629 2007-08-03 Ben Elliston <bje@au.ibm.com>
1631 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1632 mode to unspec expressions to silence a warning from the generator
1635 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1637 * config/ia64/constraints.md ("U"): Make constraint vector only.
1639 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1642 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1643 always_inline attribute on the function decl.
1645 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1648 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1649 if we are compiling with -fPIC.
1651 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1652 Nigel Stephens <nigel@mips.com>
1654 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1655 Define for MIPS32 and MIPS64.
1657 2007-08-02 Nick Clifton <nickc@redhat.com>
1659 * config/host-hpux.c: Change copyright header to refer to version
1660 3 of the GNU General Public License and to point readers at the
1661 COPYING3 file and the FSF's license web page.
1662 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1663 config/alpha/linux.h, config/alpha/alpha.opt,
1664 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1665 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1666 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1667 config/alpha/alpha.h, config/alpha/sync.md,
1668 config/alpha/openbsd.h, config/alpha/alpha.md,
1669 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1670 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1671 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1672 config/alpha/constraints.md, config/alpha/osf.h,
1673 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1674 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1675 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1676 config/frv/frv-asm.h, config/frv/frv-protos.h,
1677 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1678 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1679 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1680 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1681 config/s390/s390.opt, config/s390/s390-modes.def,
1682 config/s390/fixdfdi.h, config/s390/constraints.md,
1683 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1684 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1685 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1686 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1687 config/m32c/prologue.md, config/m32c/m32c.abi,
1688 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1689 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1690 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1691 config/m32c/jump.md, config/m32c/shift.md,
1692 config/m32c/m32c-protos.h, config/libgloss.h,
1693 config/spu/spu-protos.h, config/spu/predicates.md,
1694 config/spu/spu-builtins.h, config/spu/spu.c,
1695 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1696 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1697 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1698 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1699 config/sparc/hypersparc.md, config/sparc/predicates.md,
1700 config/sparc/linux.h, config/sparc/sp64-elf.h,
1701 config/sparc/supersparc.md, config/sparc/cypress.md,
1702 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1703 config/sparc/niagara.md, config/sparc/sparc.md,
1704 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1705 config/sparc/sparc.opt, config/sparc/sync.md,
1706 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1707 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1708 config/sparc/sparc.c, config/sparc/little-endian.opt,
1709 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1710 config/sparc/linux64.h, config/sparc/freebsd.h,
1711 config/sparc/sol2.h, config/sparc/rtemself.h,
1712 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1713 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1714 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1715 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1716 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1717 config/m32r/linux.h, config/m32r/constraints.md,
1718 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1719 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1720 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1721 config/i386/i386.md, config/i386/netware-crt0.c,
1722 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1723 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1724 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1725 config/i386/sol2.h, config/i386/constraints.md,
1726 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1727 config/i386/predicates.md, config/i386/geode.md,
1728 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1729 config/i386/freebsd64.h, config/i386/vxworksae.h,
1730 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1731 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1732 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1733 config/i386/netware.h, config/i386/i386-modes.def,
1734 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1735 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1736 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1737 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1738 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1739 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1740 config/i386/xm-mingw32.h, config/i386/linux64.h,
1741 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1742 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1743 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1744 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1745 config/i386/cygwin2.c, config/i386/i386-protos.h,
1746 config/i386/sync.md, config/i386/openbsd.h,
1747 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1748 config/i386/nto.h, config/i386/biarch64.h,
1749 config/i386/i386-coff.h, config/i386/freebsd.h,
1750 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1751 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1752 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1753 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1754 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1755 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1756 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1757 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1758 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1759 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1760 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1761 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1762 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1763 config/sh/superh64.h, config/sh/rtemself.h,
1764 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1765 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1766 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1767 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1768 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1769 config/avr/predicates.md, config/avr/constraints.md,
1770 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1771 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1772 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1773 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1774 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1775 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1776 config/c4x/predicates.md, config/c4x/c4x.h,
1777 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1778 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1779 config/xtensa/linux.h, config/xtensa/xtensa.h,
1780 config/xtensa/elf.h, config/xtensa/xtensa.md,
1781 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1782 config/xtensa/xtensa-protos.h, config/dbx.h,
1783 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1784 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1785 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1786 config/host-solaris.c, config/fr30/fr30.h,
1787 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1788 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1789 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1790 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1791 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1792 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1793 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1794 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1795 config/cris/predicates.md, config/cris/linux.h,
1796 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1797 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1798 config/cris/aout.opt, config/cris/cris-protos.h,
1799 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1800 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1801 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1802 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1803 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1804 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1805 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1806 config/chorus.h, config/mn10300/mn10300.c,
1807 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1808 config/mn10300/mn10300.h, config/mn10300/linux.h,
1809 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1810 config/mn10300/mn10300.md, config/ia64/predicates.md,
1811 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1812 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1813 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1814 config/ia64/freebsd.h, config/ia64/ia64.md,
1815 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1816 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1817 config/gofast.h, config/rtems.h, config/sol2-10.h,
1818 config/m68k/predicates.md, config/m68k/m68k.md,
1819 config/m68k/linux.h, config/m68k/m68k-modes.def,
1820 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1821 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1822 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1823 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1824 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1825 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1826 config/m68k/constraints.md, config/m68k/rtemself.h,
1827 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1828 config/m68k/uclinux.h, config/rs6000/power4.md,
1829 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1830 config/rs6000/linux.h, config/rs6000/eabi.h,
1831 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1832 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1833 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1834 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1835 config/rs6000/windiss.h, config/rs6000/603.md,
1836 config/rs6000/aix41.h, config/rs6000/cell.md,
1837 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1838 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1839 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1840 config/rs6000/default64.h, config/rs6000/7xx.md,
1841 config/rs6000/darwin.opt, config/rs6000/spe.md,
1842 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1843 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1844 config/rs6000/7450.md, config/rs6000/linux64.h,
1845 config/rs6000/constraints.md, config/rs6000/440.md,
1846 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1847 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1848 config/rs6000/rs6000.h, config/rs6000/power6.md,
1849 config/rs6000/predicates.md, config/rs6000/altivec.md,
1850 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1851 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1852 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1853 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1854 config/rs6000/linux64.opt, config/rs6000/sync.md,
1855 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1856 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1857 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1858 config/rs6000/eabispe.h, config/rs6000/e500.h,
1859 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1860 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1861 config/rs6000/aix.h, config/rs6000/vxworks.h,
1862 config/rs6000/40x.md, config/rs6000/aix51.h,
1863 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1864 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1865 config/arc/arc.h, config/mcore/mcore-elf.h,
1866 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1867 config/mcore/mcore.md, config/mcore/mcore.c,
1868 config/mcore/mcore.opt, config/mcore/mcore.h,
1869 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1870 config/score/predicates.md, config/score/score-version.h,
1871 config/score/score-protos.h, config/score/misc.md,
1872 config/score/elf.h, config/score/score.c, config/score/mac.md,
1873 config/score/score7.md, config/score/score.h,
1874 config/score/score-conv.h, config/score/score-mdaux.c,
1875 config/score/score.md, config/score/score.opt,
1876 config/score/score-modes.def, config/score/score-mdaux.h,
1877 config/score/mul-div.S, config/arm/uclinux-elf.h,
1878 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1879 config/arm/symbian.h, config/arm/linux-elf.h,
1880 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1881 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1882 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1883 config/arm/strongarm-pe.h, config/arm/arm.h,
1884 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1885 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1886 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1887 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1888 config/arm/arm-cores.def, config/arm/arm-protos.h,
1889 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1890 config/arm/wince-pe.h, config/arm/neon.md,
1891 config/arm/constraints.md, config/arm/neon.ml,
1892 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1893 config/arm/arm.opt, config/arm/arm926ejs.md,
1894 config/arm/predicates.md, config/arm/iwmmxt.md,
1895 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1896 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1897 config/arm/neon-testgen.ml, config/arm/arm.md,
1898 config/arm/xscale-coff.h, config/arm/pe.c,
1899 config/arm/arm-generic.md, config/arm/pe.h,
1900 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1901 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1902 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1903 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1904 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1905 config/pa/predicates.md, config/pa/pa64-hpux.h,
1906 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1907 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1908 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1909 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1910 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1911 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1912 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1913 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1914 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1915 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1916 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1917 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1918 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1919 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1920 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1921 config/mips/linux64.h, config/mips/elforion.h,
1922 config/mips/constraints.md, config/mips/generic.md,
1923 config/mips/predicates.md, config/mips/4300.md,
1924 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1925 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1926 config/mips/5k.md, config/mips/vr4120-div.S,
1927 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1928 config/mips/mips-protos.h, config/mips/6000.md,
1929 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1930 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1931 config/mips/mips-modes.def, config/mips/vr.h,
1932 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1933 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1934 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1935 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1936 config/vax/openbsd1.h, config/vax/netbsd.h,
1937 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1938 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1939 config/h8300/rtems.h, config/h8300/predicates.md,
1940 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1941 config/h8300/h8300.md, config/h8300/h8300.opt,
1942 config/h8300/coff.h, config/h8300/h8300-protos.h,
1943 config/v850/v850.md, config/v850/predicates.md,
1944 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1945 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1946 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1947 config/mmix/mmix.h, config/mmix/predicates.md,
1948 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1949 config/mmix/mmix.c, config/mmix/mmix.opt,
1950 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1951 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1952 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1953 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1956 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1958 * emit-rtl.c (reset_used_decls): Rename to...
1959 (set_used_decls): ...this. Set the used flag rather than clearing it.
1960 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1961 DECL_RTLs rather than resetting them.
1963 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1965 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1967 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1969 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1970 argument to find_reloads_address.
1972 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1974 PR tree-optimization/32919
1975 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1976 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1977 (coalesce_ssa_name): Call it.
1979 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1980 David Ung <davidu@mips.com>
1982 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1983 (__mips16_unorddf2, __mips16_floatunsidf): New.
1984 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1986 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1988 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1990 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1991 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1992 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1993 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1994 * omp-low.c (get_ws_args_for, determine_parallel_type,
1995 expand_omp_for_generic, expand_omp_for_static_nochunk,
1996 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1997 Work with more precise CFG.
1998 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1999 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2001 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2002 * gimple-low.c (lower_stmt): Ditto.
2003 * tree-inline.c (estimate_num_insns_1): Ditto.
2004 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2005 (OMP_SECTIONS_SWITCH): New.
2006 * tree-cfgcleanup.c (cleanup_omp_return): New.
2007 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2008 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2009 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2010 (tree_redirect_edge_and_branch): Handle omp constructs.
2012 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2013 with three arguments.
2015 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2017 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2020 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2022 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2023 the loop structures may need fixing.
2024 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2026 (cleanup_tree_cfg_loop): Removed.
2027 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2028 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2029 instead of running cleanup_tree_cfg_loop.
2030 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2031 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2032 (tree_predictive_commoning): Declaration changed.
2033 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2035 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2037 * doc/invoke.texi (l1-cache-size): Update documentation.
2038 (l2-cache-size): Document.
2039 * params.h (L2_CACHE_SIZE): New macro.
2040 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2041 that L1_CACHE_SIZE is in kB now.
2042 (L2_CACHE_SIZE_BYTES): New macro.
2043 (tree_ssa_prefetch_arrays): Show size in kB.
2044 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2045 and l2_cache_size fields.
2046 * config/i386/driver-i386.c (describe_cache): Detect cache size
2048 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2049 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2050 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2051 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2052 (override_options): Set l1-cache-size and l2-cache-size to default
2053 values if not specified otherwise.
2054 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2055 (PARAM_L2_CACHE_SIZE): New.
2057 2007-08-01 Nigel Stephens <nigel@mips.com>
2058 David Ung <davidu@mips.com>
2059 Thiemo Seufer <ths@mips.com>
2060 Chris Dearman <chris@mips.com>
2061 Richard Sandiford <richard@codesourcery.com>
2063 * config.gcc (mips*-sde-elf*): New stanza.
2064 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2065 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2066 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2067 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2068 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2069 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2071 * config/mips/sde.h: New file.
2072 * config/mips/t-libgcc-mips16: Likewise.
2073 * config/mips/t-sde: Likewise.
2074 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2075 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2076 _MIPS_FPSET and _MIPS_SZINT.
2077 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2078 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2079 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2080 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2081 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2082 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2083 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2084 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2085 _MIPS_SZPTR and _MIPS_FPSET.
2086 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2087 architecture is specified.
2088 (MIPS_32BIT_OPTION_SPEC): New macro.
2090 2007-07-31 Dan Hipschman <dsh@google.com>
2092 * gcc.c (end_going_arg): New function.
2093 (do_spec_2): Use it.
2094 (do_spec_1): Use it.
2096 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2098 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2099 only if ENABLE_CHECKING is defined.
2101 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2103 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2104 df_ru_add_problem, df_ru_get_bb_info): Removed.
2105 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2106 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2107 df_ru_free_bb_info, df_ru_alloc,
2108 df_ru_bb_local_compute_process_def,
2109 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2110 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2111 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2112 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2113 df_ru_add_problem): Removed.
2115 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2118 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2119 (casesi32p, casesi64p): Likewise.
2120 (casesi): Adjust for above.
2122 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2124 * mode-switching.c (create_pre_exit): Don't search past calls.
2126 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2128 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2130 2007-07-31 Revital Eres <eres@il.ibm.com>
2132 * ddg.c (add_deps_for_def): Rename to...
2133 (add_cross_iteration_register_deps): This. Change implementation
2134 to use only reaching def and def-use chains to construct the
2135 inter loop dependencies.
2136 (add_deps_for_use): Remove function.
2137 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2138 function to build the inter loop dependencies.
2139 * modulo-sched.c (sms_schedule): Build only
2140 reaching def and def-use chains for the propose of the ddg
2143 2007-07-31 Julian Brown <julian@codesourcery.com>
2145 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2146 New define_insns. Use correct RTL.
2147 (vec_set<mode>): Write as expander.
2149 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2151 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2152 to an unallocated space.
2154 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2157 (split_constant_offset): Enable split_constant_offset to extract
2158 constants from other statements.
2159 * tree-vect-transform.c
2160 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2161 to a temp var. Force base_offset to be simple.
2163 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2165 * df-scan.c (df_scan_verify): Remove artificial limit on
2166 the number of blocks for verification.
2167 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2168 df_simulate_defs): Avoid unnecessary insn checking for defs.
2170 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2172 * config/m68k/lb1sf68.asm (FUNC): New macro.
2174 (__udivsi3): Likewise.
2175 (__divsi3): Likewise.
2176 (__umodsi3): Likewise.
2177 (__modsi3): Likewise.
2178 (__subdf3): Likewise.
2179 (__adddf3): Likewise.
2180 (__muldf3): Likewise.
2181 (__divdf3): Likewise.
2182 (__negdf2): Likewise.
2183 (__cmpdf2): Likewise.
2184 (__subsf3): Likewise.
2185 (__addsf3): Likewise.
2186 (__mulsf3): Likewise.
2187 (__divsf3): Likewise.
2188 (__negsf2): Likewise.
2189 (__cmpsf2): Likewise.
2190 (__eqdf2): Likewise.
2191 (__nedf2): Likewise.
2192 (__gtdf2): Likewise.
2193 (__gedf2): Likewise.
2194 (__ltdf2): Likewise.
2195 (__ledf2): Likewise.
2196 (__eqsf2): Likewise.
2197 (__nesf2): Likewise.
2198 (__gtsf2): Likewise.
2199 (__gesf2): Likewise.
2200 (__ltsf2): Likewise.
2201 (__lesf2): Likewise.
2203 2007-07-30 Ollie Wild <aaw@google.com>
2205 * c-ppoutput.c (print_lines_directives_only): New function.
2206 (scan_translation_unit_directives_only): New function.
2207 (preprocess_file): Add call to scan_translation_unit_directives_only.
2208 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2209 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2210 -fdirectives-only. Add errors for -fdirectives-only conflict with
2211 -Wunused-macros and -traditional.
2212 (finish_options): Add builtin macro initialization for
2213 -fdirectives-only + -fpreprocessed.
2214 * c.opt (fdirectives-only): New.
2215 * doc/cppopts.texi (fdirectives-only): New.
2217 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2219 * alias.c (record_set, memory_modified_1): Constify.
2220 * bt-load.c (note_btr_set): Likewise.
2221 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2222 * combine.c (set_nonzero_bits_and_sign_copies,
2223 expand_field_assignment, record_dead_and_set_regs_1,
2224 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2225 likely_spilled_retval_1): Likewise.
2226 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2227 frv_io_handle_set): Likewise.
2228 * config/mips/mips.c (mips_sim_record_set,
2229 vr4130_true_reg_dependence_p_1): Likewise.
2230 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2231 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2232 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2233 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2234 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2235 * ddg.c (mark_mem_store): Likewise.
2236 * df-problems.c (df_urec_mark_reg_change): Likewise.
2237 * function.c (update_epilogue_consts): Likewise.
2238 * gcse.c (record_set_info, record_last_set_info,
2239 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2240 reg_clear_last_set): Likewise.
2241 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2243 * jump.c (reversed_comparison_code_parts): Likewise.
2244 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2245 reg_is_set): Likewise.
2246 * loop-iv.c (mark_altered): Likewise.
2247 * mode-switching.c (reg_becomes_live): Likewise.
2248 * optabs.c (no_conflict_move_test): Likewise.
2249 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2251 * postreload.c (reload_combine_note_store, move2add_note_store):
2253 * regmove.c (flags_set_1): Likewise.
2254 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2256 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2258 * resource.c (update_live_status): Likewise.
2259 * rtl.h (set_of, note_stores): Likewise.
2260 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2261 note_stores, parms_set): Likewise.
2262 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2263 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2265 * var-tracking.c (count_stores, add_stores): Likewise.
2267 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2269 * alias.c (mems_in_disjoint_alias_sets_p,
2270 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2271 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2272 write_dependence_p, mems_in_disjoint_alias_sets_p,
2273 read_dependence, true_dependence, canon_true_dependence,
2274 anti_dependence, output_dependence): Constify.
2275 * combine.c (extended_count): Likewise.
2276 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2277 * cselib.c (get_value_hash, references_value_p,
2278 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2279 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2280 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2281 * function.c (contains, prologue_epilogue_contains,
2282 sibcall_epilogue_contains): Likewise.
2283 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2284 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2285 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2286 reg_or_subregno): Likewise.
2287 * recog.c (asm_noperands): Likewise.
2288 * reload1.c (function_invariant_p): Likewise.
2289 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2290 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2291 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2292 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2293 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2294 extended_count, prologue_epilogue_contains,
2295 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2296 canon_true_dependence, read_dependence, anti_dependence,
2297 output_dependence): Likewise.
2298 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2300 2007-07-30 Julian Brown <julian@codesourcery.com>
2302 * config/arm/neon.md (V_ext): New mode attribute.
2303 (neon_vget_lane<mode>): Replace with define_expand.
2304 (neon_vget_lane<mode>_sext_internal)
2305 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2306 and quad precision vectors.
2307 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2308 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2309 have typeless 32-bit result.
2311 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2314 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2316 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2317 use sizetype for rest.
2318 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2319 (aff_combination_convert): Don't convert rest for pointer types.
2321 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2323 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2325 * tree-ssa-alias.c: Add alloc-pool.h.
2326 (init_alias_info): Free alias_bitmap_obstack.
2327 (delete_alias_info): Call delete_mem_ref_stats.
2328 (get_mem_sym_stats_for): Use alloc_pool.
2329 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2330 (delete_mem_sym_stats): Removed.
2332 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2334 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2335 functions cannot be represented as classical distance vectors.
2337 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2340 * builtins.c (validate_arg, builtin_mathfn_code,
2341 validate_arglist): Likewise.
2342 * calls.c (call_expr_flags): Likewise.
2343 * combine.c (reg_nonzero_bits_for_combine,
2344 reg_num_sign_bit_copies_for_combine, get_last_value,
2345 reg_truncated_to_mode): Likewise.
2346 * emit-rtl.c (subreg_lowpart_p): Likewise.
2347 * expr.c (highest_pow2_factor_for_target,
2348 categorize_ctor_elements_1, categorize_ctor_elements,
2349 count_type_elements, contains_packed_reference,
2350 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2351 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2352 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2353 native_encode_int, native_encode_real, native_encode_complex,
2354 native_encode_vector, native_encode_expr, native_interpret_int,
2355 native_interpret_real, native_interpret_complex,
2356 native_interpret_vector, native_interpret_expr): Likewise.
2357 * function.c (use_register_for_decl): Likewise.
2358 * gimplify.c (get_name): Likewise.
2359 * langhooks-def.h (lhd_return_null_const_tree): New.
2360 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2361 * langhooks.c (lhd_return_null_const_tree): New.
2362 * langhooks.h (lang_get_callee_fndecl): Constify.
2363 * output.h (constructor_static_from_elts_p): Likewise.
2364 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2365 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2366 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2367 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2368 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2369 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2370 * rtlhooks-def.h (reg_nonzero_bits_general,
2371 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2373 * rtlhooks.c (reg_num_sign_bit_copies_general,
2374 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2376 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2377 * stor-layout.c (mode_for_size_tree): Likewise.
2378 * tree-ssa-loop-im.c (memref_eq): Likewise.
2379 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2380 * tree.c (contains_placeholder_p, type_list_equal,
2381 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2383 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2384 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2385 contains_placeholder_p, contains_packed_reference,
2386 get_callee_fndecl, operand_equal_for_phi_arg_p,
2387 warn_if_unused_value, is_body_block, native_encode_expr,
2388 native_interpret_expr, fold_convertible_p, operand_equal_p,
2389 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2390 validate_arglist, simple_cst_equal, type_list_equal,
2391 use_register_for_decl, call_expr_flags, get_name,
2392 highest_pow2_factor): Likewise.
2393 (const_call_expr_arg_iterator_d,
2394 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2395 first_const_call_expr_arg, more_const_call_expr_args_p,
2396 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2397 * varasm.c (constructor_static_from_elts_p): Constify.
2399 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2401 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2402 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2403 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2404 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2405 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2406 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2407 spelling conventions.
2408 * doc/invoke.texi: Follow spelling conventions.
2410 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2411 Revital Eres <eres@il.ibm.com>
2413 * modulo-sched.c (sms_schedule): Avoid loops which includes
2414 auto-increment instructions.
2416 2007-07-28 Richard Guenther <rguenther@suse.de>
2419 * fold-const.c (fold_cond_expr_with_comparison): Convert
2420 operand zero of MIN/MAX_EXPR to correct type.
2422 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2425 flags_from_decl_or_type): Constify.
2426 * gcc.c (do_spec_1): Likewise.
2427 * print-tree.c (dump_addr, print_node_brief): Likewise.
2428 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2429 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2430 tree_purge_all_dead_eh_edges): Likewise.
2431 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2432 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2434 * tree.c (expr_location, expr_has_location, expr_locus,
2435 expr_filename, expr_lineno, get_inner_array_type,
2436 fields_compatible_p): Likewise.
2437 * tree.h (get_inner_array_type, fields_compatible_p,
2438 expr_location, expr_has_location, expr_locus, expr_filename,
2439 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2440 setjmp_call_p, alloca_call_p): Likewise.
2442 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2444 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2445 TV_FLOW_INSENSITIVE.
2447 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2449 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2450 (compute_flow_insensitive_aliasing): Ditto for
2451 TV_FLOW_INSENSITIVE.
2453 2007-07-27 Jan Hubicka <jh@suse.cz>
2455 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2458 * attribs.c: Include hashtab.h
2459 (attribute_hash): New.
2460 (substring): New structure.
2461 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2463 (init_attributes): Initialize attribute hash.
2464 (decl_attributes): Use attribute hash.
2465 * Makefile.in (attribs.c): Depend on hashtab.h.
2467 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2469 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2471 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2473 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2474 __mips_dspr2 and __mips_dsp_rev macros.
2475 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2477 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2479 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2481 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2485 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2486 and the updating of the live and do_not_gen sets.
2487 (df_note_bb_compute): Added updating of live and do_not_gen sets
2488 for regular defs so that the case of clobber inside conditional
2489 call is processed correctly.
2491 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2493 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2494 operands with compatible type.
2496 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2498 * expr.h (store_bit_field): Don't return a value.
2499 * expmed.c (check_predicate_volatile_ok): New function.
2500 (store_bit_field_1): New function, extracted from store_bit_field.
2501 Take a fallback_p argument and return true if the operation succeeded.
2502 Only use store_fixed_bit_field if fallback_p. Don't recompute
2503 mode_for_extraction; use op_mode instead. Try forcing memories
2504 into registers if the insv expander fails.
2505 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2506 Don't return a value.
2507 (convert_extracted_bit_field): New function, extracted from
2509 (extract_bit_field_1): Likewise. Take a fallback_p argument
2510 and return NULL if the operation succeeded. Only use
2511 extract_fixed_bit_field if fallback_p. Only calculate one
2512 extraction mode. Combine code for extv and extzv. Try forcing
2513 memories into registers if the ext(z)v expander fails.
2514 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2516 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2518 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2520 (df_ref): Likewise. Put regno with other integer fields.
2522 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2524 * df.h (df_mw_hardreg): Remove "loc" field.
2525 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2527 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2528 split out from df_set_unused_notes_for_mw. Return false for
2529 partial references. Assert that mw_reg is a REG when returning true.
2530 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2531 (df_whole_mw_reg_dead_p): New function, split out from
2532 df_set_dead_notes_for_mw. Return false for partial references.
2533 Assert that mw_reg is a REG when returning true.
2534 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2535 Remove redundant bitmap check.
2537 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2539 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2540 ($(T)crtend.o): Likwise.
2541 ($(T)crtbeginS.o): Likwise.
2542 ($(T)crtendS.o): Likwise.
2543 ($(T)crtfastmath.o): Likwise.
2545 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2547 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2548 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2549 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2550 and x_n_bbs_in_dom_tree fields.
2552 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2554 PR tree-optimization/32087
2555 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2556 Do not call scale_bbs_frequencies_int with prob of zero.
2558 2007-07-26 Julian Brown <julian@codesourcery.com>
2560 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2561 (neon_element_bits): Add prototypes.
2562 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2563 (neon_const_bounds, neon_element_bits): New functions.
2564 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2565 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2566 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2567 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2568 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2569 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2570 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2571 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2572 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2573 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2574 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2575 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2576 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2578 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2580 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2581 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2583 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2584 Julian Brown <julian@codesourcery.com>
2586 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2587 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2588 * config/arm/cortex-a8.md: New.
2589 * config/arm/cortex-a8-neon.md: New.
2590 * config/arm/neon-schedgen.ml: New.
2591 * config/arm/neon.md (vqh_mnem): New.
2593 (Is_float_mode): New.
2594 (Scalar_mul_8_16): New.
2596 (V_mode_nunits): New.
2597 (All instruction patterns): Annotate with neon_type attribute
2599 * config/arm/arm.md: Include cortex-a8.md.
2600 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2602 Annotate instruction patterns accordingly.
2603 (generic_sched): Do not use generic scheduling for Cortex-A8.
2604 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2606 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2608 * fold-const.c (fold_read_from_constant_string): Use
2610 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2612 2007-07-26 Nick Clifton <nickc@redhat.com>
2614 * tree-ssa-operands.h: Change copyright header to refer to version
2615 3 of the GNU General Public License and to point readers at the
2616 COPYING3 file and the FSF's license web page.
2617 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2618 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2619 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2620 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2621 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2622 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2623 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2624 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2625 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2626 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2627 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2628 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2629 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2630 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2631 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2632 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2633 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2634 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2635 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2636 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2637 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2638 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2639 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2640 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2641 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2642 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2643 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2644 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2645 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2646 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2647 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2648 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2649 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2650 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2651 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2652 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2653 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2654 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2655 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2656 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2657 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2658 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2659 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2660 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2661 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2662 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2663 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2664 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2665 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2666 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2667 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2668 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2669 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2670 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2671 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2672 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2673 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2674 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2675 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2676 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2677 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2678 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2679 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2680 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2681 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2682 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2683 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2684 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2685 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2686 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2687 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2688 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2689 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2690 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2691 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2692 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2693 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2694 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2695 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2696 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2697 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2698 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2699 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2700 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2701 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2702 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2703 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2704 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2705 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2706 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2707 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2708 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2709 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2710 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2711 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2712 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2713 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2714 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2715 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2716 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2717 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2718 convert.c, convert.h, langhooks-def.h, reload1.c,
2719 tree-ssa-operands.c: Likewise.
2721 2007-07-26 Jan Hubicka <jh@suse.cz>
2723 * tree-ssa-live.c: Include debug.h and flags.h.
2724 (mark_scope_block_unused): New function.
2725 (remove_unused_scope_block_p): New function.
2726 (remove_unused_locals): Remove unused blocks too.
2728 2007-07-25 Ian Lance Taylor <iant@google.com>
2730 * combine.c (combine_max_regno): Remove. Remove all uses.
2731 (struct reg_stat_struct): Rename from struct reg_stat.
2732 (reg_stat_type): Define, and declare VECs.
2733 (reg_stat): Change from pointer to VEC. Change all uses.
2734 (combine_split_insns): New static function.
2735 (try_combine, find_split_point): Call it instead of split_insns.
2737 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2739 * cfghooks.c (split_block): Fix the information about loop latch.
2741 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2743 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2745 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2747 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2748 Scan the new edge for loop exit info.
2750 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2752 * config/darwin.c: Include debug.h.
2754 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2757 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2759 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2761 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2762 (HARD_REGNO_MODE_OK): Ditto.
2763 (MODES_TIEABLE_P): Ditto.
2764 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2765 (CLASS_MAX_NREGS): Ditto.
2766 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2767 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2768 (divdf3_internal_thr): Removed.
2769 * config/ia64/div.md: New file.
2770 * config/ia64/constraints.md: Add H constraint.
2772 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2774 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2775 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2776 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2777 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2778 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2779 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2780 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2781 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2782 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2783 dump_sbitmap_file, debug_sbitmap, popcount_table,
2784 sbitmap_popcount): Constify.
2785 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2786 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2787 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2788 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2789 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2790 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2791 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2792 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2793 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2794 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2795 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2797 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2800 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2801 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2802 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2803 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2804 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2805 bitmap_intersect_p, bitmap_intersect_compl_p,
2806 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2807 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2809 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2810 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2811 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2812 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2813 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2814 debug_bitmap, debug_bitmap_file, bitmap_print,
2815 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2816 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2818 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2820 * config/darwin.c (darwin_override_options): Additional fix for
2821 debug info formats that don't support var tracking.
2823 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * cselib.c (entry_and_rtx_equal_p): Constify.
2826 * gengtype.c (output_mangled_typename, write_types, write_local):
2828 * gengtype.h (const_type_p): New.
2829 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2831 * tlink.c (scan_linker_output): De-constify.
2832 * tree-ssa-loop-im.c (memref_eq): Constify.
2833 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2834 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2836 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * c-common.c (fname_as_string, c_type_hash): Constify.
2839 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2840 * cgraph.c (edge_hash, edge_eq): Likewise.
2841 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2842 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2843 reg_attrs_htab_eq): Likewise.
2844 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2846 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2847 const_decl_t, const_state_t, const_automata_list_el_t): New.
2848 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2849 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2850 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2851 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2852 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2853 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2854 compare_max_occ_cycle_nums, out_state_arcs_num,
2855 compare_transition_els_num, units_cmp, state_reservs_cmp):
2857 * genmodes.c (cmp_modes): Likewise.
2858 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2859 * gimplify.c (compare_case_labels): Likewise.
2860 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2861 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2862 * matrix-reorg.c (mtt_info_hash): Likewise.
2863 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2864 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2865 (htab_hash_bucket, htab_hash_elem): Constify.
2866 * tree-browser.c (TB_parent_eq): Likewise.
2867 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2868 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2869 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2870 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2872 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2873 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2874 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2875 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2876 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2878 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2879 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2880 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2881 * tree-ssa-threadupdate.c (redirection_data_hash,
2882 redirection_data_eq): Likewise.
2883 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2884 * tree-ssa.c (var_ann_eq): Likewise.
2885 * tree-vrp.c (compare_case_labels): Likewise.
2886 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2887 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2888 tree_not_check_failed, tree_class_check_failed,
2889 tree_range_check_failed, tree_not_class_check_failed,
2890 omp_clause_check_failed, omp_clause_range_check_failed,
2891 tree_contains_struct_check_failed, tree_operand_check_failed):
2893 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2894 tree_not_check_failed, tree_class_check_failed,
2895 tree_range_check_failed, tree_not_class_check_failed,
2896 tree_operand_check_failed, omp_clause_operand_check_failed,
2897 tree_operand_length): Likewise.
2898 * var-tracking.c (const_variable): New.
2899 (variable_htab_hash, variable_htab_eq): Constify.
2900 * varasm.c (const_desc_hash): Likewise.
2902 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2904 * expr.c (handled_component_p): Constify.
2905 * fold-const.c (fit_double_type): Likewise.
2906 * real.h (real_value_from_int_cst): Likewise.
2907 * tree-flow-inline.h (gimple_in_ssa_p,
2908 gimple_aliases_computed_p, gimple_addressable_vars,
2909 gimple_call_clobbered_vars, gimple_referenced_vars,
2910 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2911 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2912 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2913 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2914 is_label_stmt, is_global_var, phi_ssa_name_p,
2915 factoring_name_p, is_call_clobbered, tree_common_ann,
2916 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2917 unmodifiable_var_p, array_ref_contains_indirect_ref,
2918 ref_contains_array_ref, lookup_subvars_for_var,
2919 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2920 gimple_mem_ref_stats): Likewise.
2921 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2922 may_aliases, is_exec_stmt, is_label_stmt,
2923 ref_contains_array_ref, array_ref_contains_indirect_ref,
2924 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2925 unmodifiable_var_p): Likewise.
2926 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2927 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2928 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2929 cst_and_fits_in_hwi, real_value_from_int_cst,
2930 build_real_from_int_cst, integer_zerop, integer_onep,
2931 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2932 tree_floor_log2, real_zerop, real_onep, real_twop,
2933 real_minus_onep, really_constant_p, purpose_member, chain_member,
2934 list_length, fields_length, int_size_in_bytes, bit_position,
2935 int_bit_position, byte_position, int_byte_position, expr_align,
2936 array_type_nelts, tree_node_structure,
2937 type_contains_placeholder_1, iterative_hash_pointer,
2938 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2939 tree_map_base_eq, type_hash_list, type_hash_eq,
2940 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2941 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2942 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2943 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2944 int_fits_type_p, get_containing_scope, decl_function_context,
2945 decl_type_context, omp_clause_operand_check_failed,
2946 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2947 * tree.h (omp_clause_operand_check_failed, tree_size,
2948 build_real_from_int_cst, array_type_nelts, purpose_member,
2949 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2950 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2951 is_attribute_p, check_qualified_type, expr_align,
2952 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2953 int_byte_position, list_length, fields_length, initializer_zerop,
2954 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2955 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2956 tree_node_structure, handled_component_p, get_containing_scope,
2957 decl_function_context, decl_type_context, real_zerop,
2958 type_num_arguments, fit_double_type, really_constant_p,
2959 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2960 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2961 real_twop, real_minus_onep, int_cst_value): Likewise.
2963 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2965 * cfglayout.c (insn_scope, insn_line): Constify.
2966 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2967 const_double_htab_hash, const_double_htab_eq,
2968 mem_attrs_htab_hash): Likewise.
2969 * loop-iv.c (biv_eq): Likewise.
2970 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2971 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2972 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2974 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2975 error_for_asm, warning_for_asm, _fatal_insn,
2976 _fatal_insn_not_found): Likewise.
2977 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2978 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2979 rtl_check_failed_type2, rtl_check_failed_code1,
2980 rtl_check_failed_code2, rtl_check_failed_code_mode,
2981 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2982 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2983 rtl_check_failed_type2, rtl_check_failed_code1,
2984 rtl_check_failed_code2, rtl_check_failed_code_mode,
2985 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2986 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2987 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2988 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2989 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2990 rtx_unstable_p, get_integer_term, get_related_value,
2991 offset_within_block_p, reg_mentioned_p, count_occurrences,
2992 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2993 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2994 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2995 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2996 find_constant_src, find_reg_fusage, find_regno_fusage,
2997 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2998 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2999 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3000 computed_jump_p, auto_inc_p, in_expr_list_p,
3001 remove_node_from_expr_list, loc_mentioned_in_p,
3002 label_is_jump_target_p, reversed_comparison_code_parts,
3003 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3004 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3005 print_inline_rtx): Likewise.
3006 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3007 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3008 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3009 get_integer_term, get_related_value, offset_within_block_p,
3010 count_occurrences, reg_mentioned_p, no_labels_between_p,
3011 reg_used_between_p, reg_referenced_p, single_set_2,
3012 multiple_sets, set_noop_p, refers_to_regno_p,
3013 reg_overlap_mentioned_p, dead_or_set_p,
3014 covers_regno_no_parallel_p, covers_regno_p,
3015 dead_or_set_regno_p, find_reg_note, find_regno_note,
3016 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3017 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3018 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3019 side_effects_p, may_trap_p_1, may_trap_p,
3020 may_trap_after_code_motion_p, may_trap_or_fault_p,
3021 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3022 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3023 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3024 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3025 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3027 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3028 warning_for_asm): Likewise.
3029 * tree.h (print_rtl): Likewise.
3030 * varasm.c (get_pool_mode): Likewise.
3032 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3035 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3036 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3037 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3038 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3039 * ddg.c (compare_sccs): Likewise.
3040 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3041 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3042 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3043 decimal_do_fix_trunc, decimal_real_to_integer,
3044 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3045 * dse.c (const_group_info_t): New.
3046 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3047 * dwarf2out.c (const_dw_die_ref): New.
3048 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3049 * tree-browser.c (TB_parent_eq): Likewise.
3050 * unwind-dw2-fde.c (__register_frame_info_bases,
3051 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3052 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3054 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3055 * unwind-dw2.c (uw_frame_state_for): Likewise.
3056 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3057 * value-prof.h (const_histogram_value): New.
3059 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3061 * config/mips/mips.c (machine_function): Add
3062 initialized_mips16_gp_pseudo_p.
3063 (mips16_gp_pseudo_reg): Do not emit the initialization of
3064 mips16_gp_pseudo_rtx when being called from the gimple cost-
3065 calculation routines; emit it on the first use outside those
3068 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3070 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3073 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3074 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3075 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3076 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3077 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3078 Preserve const-ness of parameters through use of __typeof(),
3079 also constify and tidy.
3081 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3082 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3083 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3084 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3085 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3086 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3087 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3088 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3089 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3091 2007-07-25 Julian Brown <julian@codesourcery.com>
3092 Mark Shinwell <shinwell@codesourcery.com>
3094 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3095 (alpha_mangle_type): This.
3096 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3097 (TARGET_MANGLE_TYPE): Define this instead.
3098 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3099 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3100 (arm_init_neon_builtins): Fix comment.
3101 (arm_mangle_map_entry): New.
3102 (arm_mangle_map): New.
3103 (arm_mangle_type): New.
3104 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3105 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3106 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3107 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3108 (TARGET_MANGLE_TYPE): Define this instead.
3109 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3110 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3111 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3112 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3113 (TARGET_MANGLE_TYPE): Define this instead.
3114 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3116 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3117 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3118 (TARGET_MANGLE_TYPE): Define this instead.
3119 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3120 (s390_mangle_type): This.
3121 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3122 (TARGET_MANGLE_TYPE): Define this instead.
3123 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3124 (sparc_mangle_type): This.
3125 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3126 (TARGET_MANGLE_TYPE): Define this instead.
3127 * cp/mangle.c (write_type): Call mangle_type target hook on all
3128 types before mangling. Use original type, not main variant, as
3130 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3131 (TARGET_MANGLE_TYPE): This.
3132 * target.h (gcc_target): Rename mangle_fundamental_type to
3134 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3135 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3137 2007-07-25 Julian Brown <julian@codesourcery.com>
3138 Paul Brook <paul@codesourcery.com>
3139 Joseph Myers <joseph@codesourcery.com>
3140 Mark Shinwell <shinwell@codesourcery.com>
3142 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3143 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3144 (with_fpu): Allow --with-fpu=neon.
3145 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3146 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3147 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3148 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3149 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3150 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3151 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3152 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3153 (output_move_neon): Add prototypes.
3154 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3155 (all_fpus): Add FPUTYPE_NEON.
3156 (fp_model_for_fpu): Add NEON field.
3157 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3158 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3160 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3162 (thumb2_legitimate_address_p): Likewise.
3163 (neon_valid_immediate): Recognize and prepare constants suitable for
3165 (neon_immediate_valid_for_move): New function. Recognize and prepare
3166 immediates for NEON move instructions.
3167 (neon_immediate_valid_for_logic): New function. Recognize and
3168 prepare immediates for NEON logic instructions.
3169 (neon_output_logic_immediate): New function. Create asm string
3170 suitable for outputting immediate logic instructions.
3171 (neon_pairwise_reduce): New function. Implement reduction using
3172 pairwise operations.
3173 (neon_expand_vector_init): New function. Expand a (possibly
3174 non-constant) vector initialization.
3175 (neon_vector_mem_operand): New function. Memory operands supported
3176 for quad-word loads/stores to/from ARM or NEON registers. Don't
3177 allow base+offset addressing for core regs.
3178 (neon_struct_mem_operand): New function. Valid mems for NEON
3180 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3181 from neon_vector_mem_operand addresses without a secondary register.
3182 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3183 (add_minipool_backward_ref): Likewise.
3184 (dump_minipool): Likewise.
3185 (push_minipool_fix): Likewise.
3186 (output_move_quad): New function. Output quad-word moves, loads and
3187 stores using ARM registers.
3188 (output_move_vfp): Add support for vectors in VFP (NEON) D
3190 (output_move_neon): Output a NEON load/store to/from a quadword
3192 (arm_print_operand): Implement new codes:
3193 - 'c' for unadorned integers (without a # sign).
3194 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3196 - 'e', 'f' for the low and high D parts of a NEON Q register.
3197 - 'q' outputs a NEON Q register.
3198 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3199 - 'T' prints NEON opcode features from a coded bitmask.
3200 - 'F' is similar to T, but signed/unsigned codes both print as
3202 - 't' is similar to T, but 'u' is printed instead of 'p'.
3203 - 'O' prints 'r' if NEON instruction should perform rounding (as
3204 specified by bitmask), else prints nothing.
3205 - '#' is a punctuation character to stop operand numbers from
3206 running together with following digits in the assembler
3207 strings for instructions (when using mode attributes).
3208 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3209 constant vectors in big-endian mode, where necessary.
3210 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3211 Handle EI, OI, CI, XI modes.
3212 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3213 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3214 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3215 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3216 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3218 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3219 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3220 to turn v8qi, etc. into bits defined above.
3221 (neon_itype): New enumeration. Classifications of NEON builtins.
3222 (neon_builtin_datum): Define struct. Contains information about
3223 a single builtin (with multiple modes).
3224 (CF): Define helper macro for...
3225 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3227 (neon_builtin_data): New array. Define information about builtins
3228 for use during initialization/expansion.
3229 (arm_init_neon_builtins): New function.
3230 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3232 (neon_builtin_compare): New function.
3233 (locate_neon_builtin_icode): New function. Find an insn code for a
3234 builtin given a function code for that builtin. Also return type of
3235 builtin (NEON_BINOP, NEON_UNOP etc.).
3236 (builtin_arg): New enumeration. Types of arguments for builtins.
3237 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3238 Takes a variable argument list of builtin_arg types, terminated by
3240 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3241 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3242 (neon_emit_pair_result_insn): New function. Support returning pairs
3243 of vectors via a pointer.
3244 (neon_disambiguate_copy): New function. Set up operands for a
3245 multi-word copy such that registers do not get clobbered.
3246 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3247 ARM_BUILTIN_NEON_BASE.
3248 (arm_file_start): Set float-abi attribute for NEON.
3249 (arm_vector_mode_supported_p): Enable NEON vector modes.
3250 (arm_mangle_map_entry): New.
3251 (arm_mangle_map): New.
3252 (arm_mangle_vector_type): New.
3253 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3255 (TARGET_NEON): New macro. Target supports NEON.
3256 (fputype): Add FPUTYPE_NEON.
3257 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3258 for vectorization based on command-line arg.
3259 (NEON_REGNO_OK_FOR_NREGS): Define.
3260 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3261 (VALID_NEON_STRUCT_MODE): Define.
3262 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3263 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3264 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3265 (consttable_16): Add pattern for outputting 16-byte minipool
3267 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3269 (vec-common.md, neon.md): Include md files.
3270 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3271 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3272 (memory_constraint "Ut", "Un", "Us"): Define.
3273 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3274 (MMX_char): New mode attribute.
3275 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3276 (*add<mode>3_iwmmxt): New insn pattern.
3277 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3278 (*sub<mode>3_iwmmxt): New insn pattern.
3279 (mulv4hi3): Rename to...
3280 (*mulv4hi3_iwmmxt): This.
3281 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3282 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3283 (uminv4hi3, uminv2si3): Remove. Replace with...
3284 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3285 (*umin<mode>3_iwmmxt): These.
3286 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3287 (ashr<mode>3_iwmmxt): This new pattern.
3288 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3289 (lshr<mode>3_iwmmxt): This new pattern.
3290 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3291 (ashl<mode>3_iwmmxt): This new pattern.
3292 * config/arm/neon-docgen.ml: New file. Generate documentation for
3294 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3295 * config/arm/arm_neon.h: New (autogenerated).
3296 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3298 * config/arm/neon.md: New file. Define NEON instructions.
3299 * config/arm/neon.ml: New file. Abstract description of NEON
3300 instructions, used to generate arm_neon.h header, documentation and
3302 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3303 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3305 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3307 (ARM NEON Intrinsics): New subsection.
3308 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3310 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3312 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3315 2007-07-24 Jan Hubicka <jh@suse.cz>
3317 * regclass.c (move_table): New type.
3318 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3319 (init_move_cost): Break out from ...
3320 (init_reg_sets_1): ... here; simplify computation of
3321 have_regs-of_mode and contains_reg_of_mode.
3322 (record_reg_classes): Unswitch internal loops.
3323 (copy_cost): Trigger lazy initialization of move cost
3324 (record_address_regs): Likewise.
3326 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3328 * config/darwin.c (darwin_override_options): Don't force on
3329 flag_var_tracking_uninit when no debug info is requested.
3331 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3333 * cfgloop.c (init_loops_structure): New function.
3334 (flow_loops_find): Create root of the loop tree unconditionally.
3336 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3338 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3340 2007-07-24 Jan Hubicka <jh@suse.cz>
3342 * caller-save.c: Include ggc.h, gt-caller-save.h
3343 (reg_save_code, reg_restore_code): Rename to ...
3344 (cached_reg_save_code, cached_reg_restore_code): ... those.
3345 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3346 (reg_save_code, reg_restore_code): New functions.
3347 (init_caller_save): Do not intialize
3348 reg_save_code/reg_restore_code tables.
3349 * Makefile.in: (gt-caller-save.h): New.
3351 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3353 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3354 with the mode of the original operand instead of
3357 2007-07-23 Jan Hubicka <jH@suse.cz>
3359 * i386.c (ix86_secondary_memory_needed): Break out to...
3360 (inline_secondary_memory_needed): ... here.
3361 (ix86_memory_move_cost): Break out to ...
3362 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3363 maximum of input and output; fix handling of Q_REGS on 64bit.
3364 (ix86_secondary_memory_needed): Microoptimize.
3366 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3368 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3369 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3370 stmts_from_loop, known_dependences_p, build_rdg): New.
3371 * tree-data-ref.h: Depends on graphds.h.
3372 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3373 (build_rdg): Declared.
3374 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3376 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3378 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3381 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3382 Jakub Jelinek <jakub@redhat.com>
3384 PR middle-end/PR28690
3385 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3386 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3387 and MEM_POINTER operands over REG and MEM operands.
3388 (swap_commutative_operands_p): Change return value to bool.
3389 * rtl.h: Update the corresponding prototype.
3390 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3391 instead of gen_rtx_PLUS.
3392 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3393 value to bool. Change function arguments to rtx's and update code
3395 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3396 calls to match the new declaration.
3397 * simplify-rtx.c (simplify_associative_operation): Don't
3398 reorder simplify_binary_operation arguments.
3400 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3402 * config/mips/mips.c (override_options): Use mips_costs to derive
3403 the default branch cost.
3404 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3406 * config/mips/mips.opt (mbranch-cost=): New option.
3407 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3409 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3411 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3412 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3413 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3414 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3416 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3418 * config/mips/constraints.md (ks): New constraint.
3419 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3420 (*add<mode>3_mips16): ...here.
3422 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3424 * optabs.h (enum optab_index): Add new OTI_signbit.
3425 (signbit_optab): Define corresponding macro.
3426 (enum insn_code signbit_optab[]): Remove array.
3427 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3428 (expand_copysign_absneg): If back end provides signbit insn, use it
3429 instead of bit operations on floating point argument.
3430 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3431 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3432 availability of signbit insn.
3434 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3435 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3436 SSE mode is not active.
3437 (isinf<mode>2): Disable for mfpmath=sse,387.
3439 2007-07-22 Ben Elliston <bje@au.ibm.com>
3441 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3443 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3445 2007-07-20 Richard Guenther <rguenther@suse.de>
3447 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3448 integral typed condition.
3449 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3450 booleanness. Only preserve conversions from a non-base
3451 type to a base type, not in general between types with
3452 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3453 * tree.def (COND_EXPR): Document that the condition
3454 can be of any integral type.
3456 2007-07-20 Nigel Stephens <nigel@mips.com>
3457 Richard Sandiford <richard@codesourcery.com>
3459 * config/mips/mips.h (mips_dwarf_regno): Declare.
3460 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3461 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3462 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3463 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3464 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3465 (REG_CLASS_NAMES): Update accordingly.
3466 * config/mips/mips.c (mips_dwarf_regno): New array.
3467 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3468 (mips_subword): Remove special handling for accumulator registers.
3469 (override_options): Initiailize mips_dwarf_regno. Remove use
3471 (mips_swap_registers): New function.
3472 (mips_conditional_register_usage): Swap accumulator registers
3473 around if TARGET_LITTLE_ENDIAN.
3474 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3475 * config/mips/constraints.md (h, l): Use the endianness to choose
3476 between MD0_REG and MD1_REG.
3477 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3478 alternative-dependent template.
3480 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3482 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3485 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3487 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3488 predecessor fallthru flags.
3490 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3492 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3493 of compare to the same type.
3494 * cfgloopmanip.c (add_loop): Update information about loop exits.
3495 (loop_version): Remove the innermost loop requirement.
3496 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3497 to sizetype for pointers.
3499 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3501 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3502 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3503 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3505 * config/dfp-bit.c: Empty for TFmode conversions.
3507 2007-07-18 Caroline Tice <ctice@apple.com>
3509 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3510 and handle them correctly; check that src is not NULL before
3512 (find_src_set_src): Likewise.
3514 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3516 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3517 (struct alignment_context, init_alignment_context): New.
3518 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3519 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3520 (XCHAL_HAVE_S32C1I): Likewise.
3521 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3522 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3523 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3524 (ATOMIC, HQI): New macros.
3525 (memory_barrier, *memory_barrier): New.
3526 (sync_lock_releasesi): New.
3527 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3528 (sync_lock_test_and_set<mode>): New.
3529 (sync_<atomic><mode>): New.
3530 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3531 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3532 (xtensa_expand_atomic): New.
3534 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3538 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3539 transformation for builtin ISNORMAL.
3540 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3541 * builtins.def (BUILT_IN_ISNORMAL): New.
3542 * doc/extend.texi: Document isnormal.
3544 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3549 optabs infrastructure. Provide generic implementation for
3551 (expand_builtin): Handle FINITE/ISFINITE.
3552 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3553 (fold_builtin_1): Likewise.
3555 * builtins.def (BUILT_IN_ISFINITE): New.
3557 * doc/extend.texi: Document isfinite.
3559 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3565 generic fallback for isinf.
3566 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3567 calculation code ...
3568 * real.c (get_max_float): ... to here.
3569 * real.h (get_max_float): New.
3571 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3575 * builtin-attrs.def (ATTR_TYPEGENERIC,
3576 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3578 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3579 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3580 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3581 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3583 * c-common.c (handle_type_generic_attribute): New.
3584 (c_common_attribute_table): Add "type generic".
3586 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3588 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3590 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3591 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3594 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3597 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3598 checking that the operand is an expression.
3600 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3601 Danny Smith <dannysmith@users.sourceforge.net>
3604 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3605 file mapping object in local namespace if Windows version later
3608 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3610 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3611 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3612 arm_cannot_force_const_mem.
3613 (arm_cannot_force_const_mem): New function.
3614 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3615 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3616 of arm_tls_referenced_p.
3617 * config/arm/arm.md (movsi): Split out-of-section constants when
3618 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3619 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3621 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3623 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3625 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3627 * config/mips/mips.md (*extendqihi2): Convert the destination
3630 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3632 * config/pa/fptr.c: Update license header.
3633 * config/pa/milli64.S: Likewise.
3635 2007-07-17 Nick Clifton <nickc@redhat.com>
3637 * COPYING_v3: New file. Contains version 3 of the GNU General
3639 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3640 Lesser General Public License.
3641 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3642 the GNU General Public License.
3644 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3646 PR rtl-optimization/32773
3647 * cfglayout.c (force_one_exit_fallthru): New function.
3648 (cfg_layout_finalize): Use it.
3650 2007-07-16 Richard Guenther <rguenther@suse.de>
3651 Uros Bizjak <ubizjak@gmail.com>
3653 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3654 before forcing it to gimple operand.
3656 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3657 David Ung <davidu@mips.com>
3659 * config/mips/mips.h (TUNE_24K): Define.
3660 (TUNE_MACC_CHAINS): Add TUNE_24K.
3661 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3663 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3664 (r74k_int_madd): .. this new reservation.
3665 (define_bypass): Fixed bypasses for r74k_int_madd to use
3667 * config/mips/24k.md (define_bypass): Define new
3668 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3670 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3671 Nigel Stephens <nigel@mips.com>
3673 * config/mips/mips.md: Include 20kc.md.
3674 * config/mips/20kc.md: New file.
3675 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3676 (mips_adjust_cost): Tweak for 20Kc.
3677 (mips_issue_rate): Likewise.
3678 * config/mips/mips.h (TUNE_20KC): Define.
3680 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3682 * config/rs6000/rs6000.c (struct processor_cost): Add
3683 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3685 (*_cost): Add cache information.
3686 (rs6000_override_options): Set cache parameters.
3688 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3691 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3692 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3694 2007-07-16 Paul Brook <paul@codesourcery.com>
3697 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3698 (cirrus_thumb2_movsi_insn): Ditto.
3700 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3702 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3705 2007-07-15 Andrew Haley <aph@redhat.com>
3707 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3708 before looking in the context.
3710 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3714 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3715 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3716 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3717 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3718 to generate .CALLINFO statement.
3719 (hppa_expand_prologue): Set rp_saved.
3720 (hppa_expand_epilogue): Use rp_saved.
3721 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3722 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3724 2007-07-14 Dirk Mueller <dmueller@suse.de>
3726 * omega.c (coalesce): Fix memory leak on early exit.
3727 * matrix-reorg.c (check_allocation_function): Likewise.
3728 * tree-vect-transform.c (vect_get_new_vect_var): free result
3730 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3731 pass pointer to edge vector
3732 (partition_hot_cold_basic_blocks): Fix memory leak.
3733 * collect2.c (prefix_from_string): Free temporary storage.
3734 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3736 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3738 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3739 (DO_GLOBAL_DTORS_BODY): Likewise.
3741 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3742 Nigel Stephens <nigel@mips.com>
3744 * config/mips/mips.c (mips_classify_symbol): Don't return
3745 SYMBOL_SMALL_DATA for constant pool addresses if
3746 TARGET_EMBEDDED_DATA is true.
3748 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3750 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3751 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3752 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3753 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3754 __builtin_ia32_storehps, __builtin_ia32_storelps,
3755 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3756 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3757 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3758 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3759 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3760 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3761 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3762 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3763 using def_builtin_const.
3765 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3767 PR tree-optimization/32705
3768 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3769 (simplify_binary_expression): Use SSA_VAL consistently.
3771 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3773 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3774 (SPEFSCR_REGNO): Delete definition.
3775 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3776 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3777 * config/rs6000/rs6000.h: Do not define *_REGNO.
3778 LINK_REGISTER_REGNUM -> LR_REGNO.
3779 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3780 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3781 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3782 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3783 R_VRSAVE, R_VSCR. Use them.
3784 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3785 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3786 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3787 * config/rs6000/aix.h: Define R_LR. Use it.
3789 2007-07-13 Caroline Tice <ctice@apple.com>
3791 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3792 flag_var_tracking is explicitly turned off (i.e. when variable
3793 tracking is not feasible); otherwise, turn flag_var_tracking on when
3794 flag_var_tracking_uninit is on.
3795 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3796 note definitions, to allow recording of initialization status in the
3798 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3799 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3800 determine if two note locations are equal.
3801 (output_loc_list): Don't output list entries whose start & end labels
3803 (reg_loc_descriptor): Add parameter for initialization status; pass it
3804 to other loc descriptor functions.
3805 (one_reg_loc_descriptor): Add parameter for initialization status;
3806 check its value and add DW_OP_GNU_uninit to returned loc descr if
3808 (multiple_reg_loc_descriptor): Add parameter for initialization
3810 pass init status argument to other loc descriptor functions; check
3811 value of intialization parameter and add DW_OP_GNU_uninit to returned
3812 loc descr if appropriate.
3813 (based_loc_descr): Add parameter for initialization status; add new
3814 variable for return value; check value of initialization parameter and
3815 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3816 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3817 pass init status argument to other loc descriptor functions; check
3818 value of intialization parameter and add DW_OP_GNU_uninit to returned
3819 loc descr if appropriate.
3820 (mem_loc_descriptor): Likewise.
3821 (concat_loc_descriptor): Likewise.
3822 (concatn_loc_descriptor): Likewise.
3823 (loc_descriptor): Add parameter for initialization status; pass it as
3824 argument to other loc descriptor function calls.
3825 (loc_descriptor_from_tree_1): Add appropriate initialization status
3826 to loc descriptor function calls.
3827 (add_location_or_const_value_attribute): Get initialization status
3828 from VAR_LOCATION note; add initialization status to loc descriptor
3830 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3831 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3832 status is uninitialized, add "[uninint]" to output.
3833 * common.opt (fvar-tracking-uninit): New option, similar to
3834 fvar-tracking, to turn on tracking of uninitialized variables; creates
3835 a new global flag, flag_var_tracking_uninit.
3836 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3837 (enum var_init_status): New type, for var initialization status field.
3838 * var-tracking.c (struct location_chain_def): Two new fields, init,
3839 for initialization status, and set_src for the assignment value expr.
3840 (unshare_variable): New parameter for initialization status;
3841 initialize new init and set_src fields.
3842 (var_reg_set): New parameters for initialization status and value;
3843 pass them to set_variable_part.
3844 (var_mem_set): Likewise.
3845 (get_init_value): New function.
3846 (var_reg_delete_and_set): New initialization status & value
3847 parameters; add call to get_init_value if status is unknown; pass new
3848 parameters to clobber_variable_part and var_reg_set.
3849 (var_mem_delete_and_set): Likewise.
3850 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3851 (var_mem_delete): Likewise.
3852 (variable_union): Pass status to unshare_variable; initialize new init
3853 and set_src fields. If flag_var_tracking_uninit is not set, force
3854 status to initialized.
3855 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3856 used later to get the set_src value.
3857 (find_src_status): New function.
3858 (find_src_set_src): New function.
3859 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3860 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3861 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3862 and var_mem_delete_and_set.
3863 (dump_variable): Print out "[uninit]" if appropriate.
3864 (set_variable_part): Add new initialization and set_src parameters;
3865 pass status to unshare_variable; set node->init and node- >set_src
3866 fields and modify slot in hash table appropriately; save the init and
3867 set_src values if appropriate and assign to the new node.
3868 (clobber_variable_part): New set_src parameter; if two nodes have
3869 same variable and same location but different set_src (assignment)
3870 values, clobber old node.
3871 (delete_variable_part): Pass init status to unshare_variable.
3872 (emit_note_insn_var_location): Add initialized var; assign var's init
3873 status to new 'initialized'; pass new init status field to calls to
3874 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3875 status to initialized.
3876 (emit_notes_in_bb): Pass initialization status to calls to
3877 var_reg_set, var_mem_set, var_reg_delete_and_set and
3878 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3879 var_reg_delete_and_set and var_mem_delete_and_set; call
3880 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3881 make up for change in add_stores.
3882 (vt_add_function_parameters): Add status to calls to
3884 * config/darwin.c (darwin_override_options): Turn on uninitialized
3885 tracking automatically, if var_tracking is on and the system is
3888 2007-07-13 Sa Liu <saliu@de.ibm.com>
3890 * config.gcc: Add options for arch and tune on SPU.
3891 * config/spu/predicates.md: Add constant operands 0 and 1.
3892 * config/spu/spu-builtins.def: Add builtins for double precision
3893 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3894 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3896 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3898 * config/spu/spu-protos.h: Add new function prototypes.
3899 * config/spu/spu.c (spu_override_options): Check options -march and
3901 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3902 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3904 (spu_const_from_int): New. Create a vector constant from 4 ints.
3905 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3906 (spu_emit_vector_compare): New. Emit vector compare.
3907 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3908 * config/spu/spu.h: Add options -march and -mtune. Define processor
3909 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3910 CANONICALIZE_COMPARISON.
3911 * config/spu/spu.md: Add new insns for double precision compare
3912 and double precision vector compare. Add vcond and smax/smin patterns
3913 to enable DFmode vector conditional expression.
3914 * config/spu/spu.opt: Add options -march and -mtune.
3915 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3916 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3917 both CELL and CELLEDP targets: spu_testsv.
3918 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3921 2007-07-13 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/32721
3924 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3925 TREE_THIS_VOLATILE on the folded reference.
3926 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3927 if the array reference has TREE_THIS_VOLATILE set.
3929 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3932 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3934 2007-07-13 Andreas Schwab <schwab@suse.de>
3936 * gengtype-lex.l: Allow declarations to be indented.
3938 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3940 * ginclude/tgmath.h: New.
3941 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3942 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3943 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3944 * configure: Regenerate.
3946 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3948 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3949 correct index when setting register save state for xd
3952 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3954 * config/sh/sh.c (mark_use): Remove.
3956 2007-07-12 Paul Brook <paul@codesourcery.com>
3958 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3959 reg does not overlap return value.
3961 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3963 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3964 (set_expression_vuses): Ditto.
3965 (init_pre): Initialize expression_vuses.
3967 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3969 * config/i386/sse.md (storentdf, storentsf): New.
3971 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3973 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3975 * tree.c (build_decl_stat): Move code from here...
3976 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3977 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3978 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3979 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3980 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3983 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3984 Devang Patel <dpatel@apple.com>
3986 PR tree-optimization/25413
3987 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3988 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3989 * tree.h (contains_packed_reference): New.
3990 * expr.c (contains_packed_reference): New.
3991 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3992 (vect_enhance_data_refs_alignment): Call
3993 vector_alignment_reachable_p.
3994 * target.h (vector_alignment_reachable): New builtin.
3995 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3996 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3997 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3999 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4001 * target.h (builtin_vectorization_cost): Add new target builtin.
4002 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4003 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4004 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4005 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4006 uninitialized variables.
4007 * tree-vect-transform.c (cost_for_stmt): New function.
4008 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4009 using cost 1 for all scalar stmts. Be less conservative when
4010 estimating the number of prologue/epulogue iterations. Call
4011 targetm.vectorize.builtin_vectorization_cost. Return
4012 min_profitable_iters-1.
4013 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4014 initialization cost instead of TARG_VEC_STMT_COST. Use
4015 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4016 epilogue code. Fix epilogue cost computation.
4017 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4018 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4019 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4020 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4021 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4022 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4024 2007-07-12 Richard Guenther <rguenther@suse.de>
4026 * gimplify.c (gimplify_conversion): Make sure that the result
4027 from maybe_fold_offset_to_reference is trivially convertible
4028 to the desired type before doing the simplification.
4029 (gimplify_expr): Likewise.
4030 * fold-const.c (fold_binary): Use the correct types for
4031 building the simplified expression.
4033 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4035 PR rtl-optimization/32729
4036 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4037 that fallthru to exit.
4039 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4041 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4042 (symDTPOFF2reg): Likewise.
4044 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4046 PR tree-optimization/32663
4048 * tree.h (VALUE_HANDLE_VUSES): Remove.
4049 (struct tree_value_handle): Remove vuses.
4051 * tree-vn.c (create_value_handle_for_expr): Don't set
4054 * tree-ssa-pre.c (expression_vuses): New.
4055 (alloc_expression_id): Set up expression_vuses.
4056 (get_expression_vuses): New.
4057 (set_expression_vuses): Ditto.
4058 (clear_expression_ids): Modify for expression_vuses.
4059 (phi_translate_1): Ditto.
4060 (phi_translate_set): Ditto.
4061 (value_dies_in_block_x): Ditto
4062 (valid_in_sets): Ditto.
4063 (add_to_sets): Ditto.
4064 (find_existing_value_expr): Ditto.
4065 (create_value_handle_for_expr): Ditto.
4066 (make_values_for_stmt): Ditto.
4067 (vuse_equiv): Remove.
4069 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4071 * Makefile.in (mostlyclean): Remove object files.
4073 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4075 * toplev.c (no_new_pseudos): Deleted.
4076 * rtl.h (no_new_pseudos): Deleted.
4077 * tree-pass.h (pass_no_new_pseudos): Deleted.
4078 * passes.c (pass_no_new_pseudos): Deleted.
4079 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4080 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4081 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4083 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4084 * rtlhooks.c (gen_lowpart_general): Ditto.
4085 * optabs.c (prepare_operand): Ditto.
4086 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4088 * modulo-sched.c (rest_of_handle_sms): Ditto.
4089 * see.c (rest_of_handle_see): Ditto.
4090 * ifcvt.c (if_convert): Ditto.
4091 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4093 * init-regs.c (gate_initialize_regs): Deleted set of
4095 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4096 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4097 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4099 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4102 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4103 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4104 (*vec_extractv2di_1_rex64): New insn pattern.
4106 2007-07-11 David Daney <ddaney@avtrex.com>
4108 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4109 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4110 for SIGNAL_UNWIND_RETURN_COLUMN.
4111 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4112 (DWARF_FRAME_REGNUM): Rewrite.
4113 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4115 2007-07-11 Nick Clifton <nickc@redhat.com>
4117 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4118 delta and use gen_int_mode in place of GET_INT instead.
4120 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4122 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4125 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4127 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4128 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4130 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4131 (USE_CANONICAL_TYPES): New.
4132 * doc/invoke.texi (verify-canonical-types): Remove.
4133 (use-canonical-types): Add.
4135 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4137 * config/spu/spu.c (spu_optimization_options): Remove setting of
4138 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4139 (spu_override_options): Move it here.
4141 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4143 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4144 * config/mips/mips.c (mips_cpu_info_table): Mention
4145 MIPS_ISA_LEVEL_SPEC in the comment.
4147 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4149 PR tree-optimization/32713
4150 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4152 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4155 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4156 conditional to flag_isoc99.
4157 (c_common_init_options): Do it here, unconditionally.
4159 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4161 PR tree-optimization/32589
4162 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4163 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4164 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4165 predicate, extracted from...
4166 (set_rhs): ...here. Call it for the expression on entry.
4167 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4168 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4169 (simplify_binary_expression): Use valid_gimple_expression_p
4170 to validate the simplification.
4171 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4173 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4175 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4176 DWARF2_DEBUG on 32 bit target too.
4177 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4179 2007-07-11 Nick Clifton <nickc@redhat.com>
4181 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4182 version for 64-bit hosts.
4184 2007-07-10 David Daney <ddaney@avtrex.com>
4186 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4188 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4190 * config/mips/mips.c (mips_expand_synci_loop): New function.
4191 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4192 (UNSPEC_RDHWR): Same.
4193 (UNSPEC_SYNCI): Same.
4194 (UNSPEC_SYNC): Same.
4195 (clear_cache): New expand.
4199 (clear_hazard): Same.
4200 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4202 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4203 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4205 2007-07-10 Ian Lance Taylor <iant@google.com>
4207 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4210 2007-07-10 David Daney <ddaney@avtrex.com>
4212 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4213 * builtins.c (expand_builtin___clear_cache): New function.
4214 (expand_builtin): Call expand_builtin___clear_cache for
4215 BUILT_IN_CLEAR_CACHE case.
4216 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4217 * doc/md.texi (clear_cache): Document new instruction pattern.
4218 * testsuite/gcc.dg/builtins-64.c: New test.
4220 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4222 * config/cris/cris.md ("movsi"): Fix typo in last change.
4224 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4227 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4229 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4230 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4231 for FUNCTION_DECLs. Don't use align_functions_log if
4233 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4234 even for FUNCTION_DECLs.
4235 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4237 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4238 (DECL_FUNCTION_CODE): Update for new location and name of
4240 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4241 (struct tree_decl_common): Move 'align' and 'off_align' out
4242 of union, ensure they're still on a 32-bit boundary. Remove
4243 other fields in union 'u1'.
4244 (struct tree_function_decl): Add field 'function_code' replacing
4245 'u1.f' in tree_decl_common.
4246 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4247 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4248 (Variable Attributes): Cross-reference 'aligned' attribute
4249 to Function Attributes.
4250 * flags.h (force_align_functions_log): Delete.
4251 * toplev.c (force_align_functions_log): Delete.
4253 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4257 (*vec_concatv2di_rex): New insn pattern.
4259 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4262 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4264 2007-07-10 Ian Lance Taylor <iant@google.com>
4266 Replace no_new_pseudos in backends.
4267 * rtl.h (can_create_pseudo_p): Define.
4268 * config/darwin.c (machopic_indirect_data_reference): Use
4269 can_create_pseudo_p () instead of no_new_pseudos.
4270 (machopic_indirect_data_reference): Likewise.
4271 (machopic_legitimize_pic_address): Likewise.
4272 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4273 (alpha_emit_set_const_1): Likewise.
4274 (alpha_emit_set_const): Likewise.
4275 (alpha_emit_conditional_move): Likewise.
4276 (alpha_split_conditional_move): Likewise.
4277 * config/alpha/alpha.md (various splitters): Likewise.
4279 * config/arm/arm.c (legitimize_pic_address): Likewise.
4280 (arm_load_pic_register): Likewise.
4281 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4282 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4283 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4284 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4285 * config/cris/cris.md (movsi): Likewise.
4286 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4287 (symGOTOFF2reg_hilo): Likewise.
4288 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4289 * config/h8300/h8300.md (insv, extzv): Likewise.
4290 * config/i386/i386.c (ix86_expand_move): Likewise.
4291 (ix86_expand_vector_move): Likewise.
4292 (ix86_prepare_fp_compare_args): Likewise.
4293 (ix86_expand_carry_flag_compare): Likewise.
4294 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4295 (tls_dynamic_gnu2_combine_32): Likewise.
4296 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4297 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4298 (ia64_expand_movxf_movrf): Likewise.
4299 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4300 (m32c_split_move): Likewise.
4301 (m32c_expand_insv): Likewise.
4302 * config/m68k/m68k.md (movsi): Likewise.
4303 * config/mips/mips.c (mips_force_temporary): Likewise.
4304 (mips_split_symbol): Likewise.
4305 (mips_move_integer): Likewise.
4306 (mips_legitimize_const_move): Likewise.
4307 * config/mn10300/mn10300.md (movsi): Likewise.
4308 * config/pa/pa.c (emit_move_sequence): Likewise.
4309 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4310 (rs6000_got_register): Likewise.
4311 (create_TOC_reference): Likewise.
4312 (rs6000_machopic_legitimize_pic_address): Likewise.
4313 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4314 (various splitters): Likewise.
4315 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4316 (movsi_got): Likewise.
4317 * config/s390/s390.c (emit_symbolic_move): Likewise.
4318 * config/s390/s390.md (movhi, movqi): Likewise.
4319 (load_multiple, store_multiple): Likewise.
4320 * config/score/score.c (score_force_temporary): Likewise.
4321 * config/sh/sh.c (prepare_move_operands): Likewise.
4322 (prepare_cbranch_operands): Likewise.
4323 (emit_fpu_switch): Likewise.
4324 (fpscr_set_from_mem): Likewise.
4325 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4326 (adddi3, subsi3): Likewise.
4327 (various splitters): Likewise.
4328 (divsi_inv_fp_combine): Likewise.
4329 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4330 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4332 * config/sh/predicates.md (xor_operand): Likewise.
4333 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4334 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4335 (movdi_pic_label_ref): Likewise.
4336 * config/spu/spu.c (spu_split_immediate): Likewise.
4337 * config/alpha/alpha.md (various splitters): Remove test
4338 !no_new_pseudos || reload_completed.
4339 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4341 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4342 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4343 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4344 * config/score/score.c (th_output_mi_thunk): Likewise.
4345 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4346 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4348 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4350 PR rtl-optimization/32664
4351 * mode-switching.c (create_pre_exit): Skip barrier insns.
4353 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4355 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4356 force_gimple_operand_bsi.
4357 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4358 rewrite_use_compare): Ditto.
4359 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4361 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4362 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4363 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4364 * tree-profile.c (prepare_instrumented_value,
4365 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4366 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4367 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4368 tree_gen_ior_profiler): Ditto.
4369 * tree-ssa-reassoc.c (negate_value): Ditto.
4370 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4371 Use force_gimple_operand_bsi.
4372 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4373 * tree-if-conv.c (add_to_dst_predicate_list,
4374 find_phi_replacement_condition): Ditto.
4375 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4376 Call mark_symbols_for_renaming for new statements.
4377 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4379 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4381 * cfghooks.c (remove_edge): New function.
4382 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4384 * cfghooks.h (remove_edge): Declare.
4385 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4386 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4388 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4390 * optabs.h: Added declaration for signbit_optab.
4391 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4392 * genoptinit.c (optabs): Added entry for signbit insns.
4393 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4395 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4396 * config/s390/s390.md (signbit<mode>2): New expander.
4398 2007-07-09 Richard Guenther <rguenther@suse.de>
4401 * fold-const.c (fold_plusminus_mult_expr): Move constant
4402 arguments second to allow decomposing.
4404 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4407 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4409 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4410 Disregard DECL_FROM_INLINE.
4412 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4415 * doc/invoke.texi: Add ftree-reassoc flag.
4416 * common.opt (ftree-reassoc): New flag.
4417 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4418 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4420 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4422 PR tree-optimization/32681
4423 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4424 saved in second_edge->aux when first_bb is a loop header.
4426 2007-07-09 Jan HUbicka <jh@suse.cz>
4428 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4430 2007-07-09 Richard Guenther <rguenther@suse.de>
4432 * c-decl.c (start_function): Do not promote return type.
4434 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4436 * function.c (do_warn_unused_parameter): Do not warn if
4437 TREE_NO_WARNING is set.
4439 2007-07-08 Andreas Schwab <schwab@suse.de>
4441 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4443 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4446 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4448 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4449 apply to assembly language, too.
4450 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4452 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4454 Revert (note the sccvn portions are *not* reverted)
4455 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4457 Fix PR tree-optimization/23488
4459 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4461 * tree-flow-inline.h (get_value_handle): Ditto.
4462 * tree-ssa-pre.c (decl_vh_map): New.
4463 (decl_node_pool): New.
4464 (can_value_number_operation): Support DECL_P.
4465 (can_PRE_operation): Ditto.
4466 (create_expression_by_pieces): Ditto.
4467 (find_existing_value_expr): Modify to differnetiate between
4468 addressing and top level.
4469 (create_value_handle_for_expr): Handle DECL's.
4470 (poolify_tree): Ditto.
4471 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4472 (make_values_for_stmt): Handle DECL's properly.
4473 (init_pre): Reorg to not init useless things during FRE.
4475 * tree-flow.h: Include pointer-set.h.
4476 (decl_vh_map): Declare.
4477 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4479 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4481 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4482 the constraint description.
4483 * doc/md.texi: Update documentation of AVR constraints.
4485 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4487 * auto-inc-dec.c, config/arm/arm.c,
4488 config/m32r/constraints.md, config/mips/mips.md,
4489 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4490 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4491 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4492 typos. Follow spelling conventions.
4493 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4495 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4496 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4498 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4499 realloc_vuse): Remove.
4500 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4503 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4505 Fix PR tree-optimization/23488
4507 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4508 (try_to_simplify): Ditto.
4510 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4512 * tree-flow-inline.h (get_value_handle): Ditto.
4513 * tree-ssa-pre.c (decl_vh_map): New.
4514 (decl_node_pool): New.
4515 (can_value_number_operation): Support DECL_P.
4516 (can_PRE_operation): Ditto.
4517 (create_expression_by_pieces): Ditto.
4518 (find_existing_value_expr): Modify to differnetiate between
4519 addressing and top level.
4520 (create_value_handle_for_expr): Handle DECL's.
4521 (poolify_tree): Ditto.
4522 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4523 (make_values_for_stmt): Handle DECL's properly.
4524 (init_pre): Reorg to not init useless things during FRE.
4526 * tree-flow.h: Include pointer-set.h.
4527 (decl_vh_map): Declare.
4528 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4530 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4532 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4533 apply to assembly language, too.
4534 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4536 2007-07-06 Ian Lance Taylor <iant@google.com>
4537 Zack Weinberg <zackw@panix.com>
4540 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4542 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4544 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4545 (prefetch): Likewise if "pref" would be used.
4547 2007-07-06 Josh Conner <jconner@apple.com>
4551 * calls.c (store_one_arg): Handle arguments which are partially
4552 on the stack when detecting argument overlap.
4554 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4556 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4557 chosen during find_reloads.
4559 2007-07-06 Richard Guenther <rguenther@suse.de>
4561 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4562 TYPE_ARG_TYPES for verification of argument types. Use
4563 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4564 parameters as variable arguments.
4566 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4568 * libgcc2.h (word_type): Type definition removed.
4569 (cmp_return_type, shift_count_type): Type definitions added.
4570 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4571 replaced with shift_count_type.
4572 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4574 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4575 changed from word_type to Wtype.
4576 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4577 replaced with shift_count_type.
4578 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4580 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4581 and libgcc_shift_count attribute added.
4582 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4583 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4584 (TARGET_INITIALIZER): New target hooks added.
4585 * targhooks.c (default_libgcc_cmp_return_mode,
4586 default_libgcc_shift_count_mode): Default implementations for the new
4588 * targhooks.h (default_libgcc_cmp_return_mode,
4589 default_libgcc_shift_count_mode): Function prototypes added.
4590 * target.h (struct gcc_target): Fields for the new target hooks added.
4591 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4593 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4596 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4597 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4599 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4600 s390_libgcc_shift_count_mode): Functions added.
4601 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4602 Target hooks defined.
4604 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4606 * config/mips/mips.c (compute_frame_size): Restore the original
4607 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4608 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4609 Document why the difference is needed.
4611 2007-07-06 Richard Guenther <rguenther@suse.de>
4613 * c-common.c (boolean_increment): Use correctly typed
4616 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4618 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4619 the topmost argument register is not also included in the save mask.
4620 (mips16e_collect_argument_save_p): Take a pointer to the argument
4621 register, rather than a pointer to the number of arguments.
4622 (mips16e_collect_argument_saves): Only include argument saves
4623 that aren't in the register mask.
4625 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4627 PR rtl-optimization/32450
4628 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4629 to ensure that instructions are not moved into the prologue when
4630 profiling is on. Remove unused prologue_end variable.
4631 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4632 as a scheduling barrier.
4634 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4637 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4638 Disregard DECL_FROM_INLINE.
4640 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4642 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4643 IORing with a constant.
4645 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4647 PR rtl-optimization/32475
4648 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4649 for every definition of the stack pointer.
4651 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4653 * arm.c (vfp3_const_double_index): Copy signed results of
4654 REAL_VALUE_TO_INT into unsigned vars.
4656 2007-07-05 Richard Guenther <rguenther@suse.de>
4659 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4661 * tree-ssa.c (useless_type_conversion_p): Check canonical
4664 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4666 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4667 zero_extendhisi2): Change to define_insn_and_split.
4668 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4670 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4672 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4673 pass_match_asm_constraints): New.
4674 * passes.c (init_optimization_passes): Add new pass.
4675 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4676 * function.h (struct function): Add has_asm_statement bit.
4677 (current_function_has_asm_statement): New.
4678 * tree-pass.h (pass_match_asm_constraints): New.
4680 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4682 * config/mips/mips.c (mips_file_start): Avoid declaration
4685 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4687 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4689 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4691 * rtl.def (NOTE): Change print format string to print
4692 operand 5 as a note insn name.
4694 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4695 David Ung <davidu@mips.com>
4697 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4698 * doc/invoke.texi: (MIPS Options): Document them.
4700 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4701 David Ung <davidu@mips.com>
4703 Add support for SmartMIPS ASE.
4705 * optabs.c (expand_binop_directly): New, broken out from...
4706 (expand_binop): Here. Make it try rotating in the other
4707 direction even when the second operand isn't constant.
4708 * config/mips/mips.md (*lwxs): New.
4709 * config/mips/mips.opt (msmartmips): New.
4710 * config/mips/mips.c (mips_lwxs_address_p): New.
4711 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4712 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4713 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4714 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4715 (ISA_HAS_LWXS): New.
4716 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4717 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4718 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4719 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4720 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4721 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4722 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4724 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4726 * tree-vectorizer.c (new_loop_vec_info): Initialize
4727 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4728 * tree-vectorizer.h (_loop_vec_info): Added new filed
4729 min_profitable_iters.
4730 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4731 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4732 * tree-vect-analyze.c (vect_analyze_operations): Set
4733 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4734 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4735 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4736 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4737 and prologue cost to after they are computed.
4738 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4740 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4741 of creating vectors from scalars according to dt.
4742 (vect_model_store_cost): Likewise.
4743 (vectorizable_call): Use dt array instead of scalar dt. Call
4744 vect_model_simple_cost with additional argument dt.
4745 (vectorizable_assignment): Likewise.
4746 (vectorizable_operation): Likewise.
4747 (vectorizable_type_demotion): Likewise.
4748 (vectorizable_type_promotion): Likewise.
4749 (vectorizable_store): Use dt array instead of scalar dt. Call
4750 vect_model_store_cost with additional argument dt.
4751 (vect_do_peeling_for_loop_bound): Don't call
4752 vect_estimate_min_profitable_iters. Instead, lookup
4753 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4754 "may not be profitable".
4756 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4759 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4760 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4761 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4762 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4764 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4766 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4767 addressing modes cheaper.
4769 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4771 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4772 (dw_ranges_struct): Rename block_num to num. Adjust.
4773 (dw_ranges_by_label_struct): New.
4774 (ranges_by_label, ranges_by_label_allocated,
4775 ranges_by_label_in_use): New variables.
4776 (add_ranges_num): Factored most of the code out of...
4777 (add_ranges): ... this one. Rewrite in terms of the former.
4778 (add_ranges_by_labels): New.
4779 (output_ranges): Output by-label ranges.
4780 (dwarf2out_finish): Output range for multiple-section
4781 compile_unit. Output standard DW_AT_low_pc in addition to
4782 unexpected DW_AT_entry_pc.
4784 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4786 PR tree-optimization/32604
4787 PR tree-optimization/32606
4789 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4790 (compute_antic_safe): Removed.
4791 (ANTIC_SAFE_LOADS): Ditto.
4792 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4793 (execute_pre): Don't call compute_antic_safe.
4794 (vuse_equiv): New function.
4795 (make_values_for_stmt): Use it
4796 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4799 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4802 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4804 (avr_attribute_table): Make "naked" attribute apply to function types
4805 rather than to decls.
4806 (avr_handle_fntype_attribute): New function.
4808 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4810 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4813 2007-07-04 David Ung <davidu@mips.com>
4814 Joseph Myers <joseph@codesourcery.com>
4816 * config/mips/mips.md (type): Add logical, signext and move.
4817 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4818 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4819 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4820 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4821 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4822 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4823 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4824 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4825 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4826 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4827 movv2sf_hardfloat_64bit): Use the new types.
4828 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4829 *movdf_softfloat, *movdf_mips16): Use "multi".
4830 (extendqihi2): Replace with a define_expand.
4831 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4832 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4833 * config/mips/74k.md (r74k_int_logical): New reservation and
4835 (r74k_int_arith): Remove "slt".
4836 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4837 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4838 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4839 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4840 reservations for "arith".
4842 2007-07-04 Richard Guenther <rguenther@suse.de>
4844 * tree-ssa.c (useless_type_conversion_p): Add handling for
4845 scalar float and vector types. Only call the types_compatible_p
4846 langhook for aggregate types as last resort. Follow the
4849 2007-07-04 Richard Guenther <rguenther@suse.de>
4851 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4852 the same as NOP_EXPR.
4854 2007-07-04 Nick Clifton <nickc@redhat.com>
4856 * target.h (struct gcc_target): Add target_help field.
4857 * target-def.h (TARGET_HELP): New.
4858 (TARGET_INITIALIZER): Use TARGET_HELP.
4859 * opts.c (command_handle_option): Invoke target_help function, if
4860 defined, when the user has specified --target-help on the command
4862 * doc/invoke.texi: Mention that --target-help might print
4863 additional information.
4864 * doc/tm.texi: Document TARGET_HELP hook.
4866 * arm.c (TARGET_HELP): Override default definition.
4867 (arm_target_help): New - display a wrapped list of cores and
4868 architectures supported.
4870 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4872 * config/v850/v850.c (expand_prologue): Make sure
4873 GEN_INT() argument is sign extended rather than zero extended.
4874 (expand_epilogue): Likewise.
4875 (output_move_double): Delete.
4876 * config/v850/v850-protos.h (output_move_double): Delete.
4877 * config/v850/v850.md (movdi): Delete.
4878 (*movdi_internal): Delete.
4880 (*movdf_internal): Delete.
4882 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4884 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4885 unless compiling RTP PIC.
4887 2007-07-04 Richard Guenther <rguenther@suse.de>
4889 PR tree-optimization/32482
4890 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4891 original ssa name if we didn't find a shift expression.
4892 Fix shift constant for bit zero test.
4894 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4896 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4898 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4900 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4901 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4902 * config/arm/vxworks.h (ASM_SPEC): Delete.
4903 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4905 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4907 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4908 (DDR_REVERSED_P): New.
4909 * tree-data-ref.c (initialize_data_dependence_relation,
4910 build_classic_dist_vector): Set DDR_REVERSED_P.
4912 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4915 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4916 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4917 init_omega_for_ddr_1): Use non conservative number of iterations
4919 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4920 (analyze_siv_subscript): Remove FIXME and reinitialization of
4921 last_conflicts to chrec_dont_know.
4922 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4924 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4926 * tree.c (maybe_canonicalize_argtypes): Improve description.
4928 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4930 * tree.c (maybe_canonicalize_argtypes): New.
4931 (build_function_type): Set canonical type.
4932 (build_method_type_directly): Ditto.
4933 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4936 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4938 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4940 (rewrite_use_nonlinear_expr): Likewise.
4942 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4944 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4946 2007-07-04 Ben Elliston <bje@au.ibm.com>
4948 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4951 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4953 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4954 (Exception Handling): Likewise.
4956 2007-07-03 Jan Hubicka <jh@suse.cz>
4958 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4960 2007-07-03 Eric Christopher <echristo@apple.com>
4962 * doc/cppopts.texi: Add conflicting option note to -dM.
4963 * doc/invoke.texi: Add note about possible conflicts with
4964 -E for -dCHARS and note that -dM will not produce
4965 any results if there is no machine dependent reorg.
4967 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4969 * tree.h (DECL_ALIGN): Back out previous change.
4971 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4973 * configure.ac: Test for .dtprelword support on MIPS.
4974 * configure, config.in: Regenerate.
4975 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4976 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4978 2007-07-03 Julian Brown <julian@codesourcery.com>
4980 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4981 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4982 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4983 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4985 (all_fpus): Add FPUTYPE_VFP3.
4986 (fp_model_for_fpu): Add VFPv3 field.
4987 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4988 (vfp3_const_double_index): New function. Return integer index of
4989 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4991 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4992 and argument represents a valid RTX for a VFPv3 constant.
4993 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4995 (vfp_emit_fstmd): Similar, for fstmd.
4996 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4997 constants, represented as integer indices.
4998 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4999 VFP_REGNO_OK_FOR_DOUBLE macros.
5000 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5001 (arm_file_start): Set float-abi attribute for VFPv3, and output
5002 correct ".fpu" assembler directive.
5003 (arm_dbx_register_numbering): Add FIXME.
5004 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5005 (fputype): Add FPUTYPE_VFP3.
5006 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5007 (CALL_USED_REGISTERS): Likewise.
5008 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5009 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5010 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5011 (D7_VFP_REGNUM): New.
5012 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5013 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5014 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5015 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5016 (REG_ALLOC_ORDER): Adjust for VFPv3.
5017 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5018 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5019 VFP_LO_REGS, VFP_HI_REGS.
5020 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5021 (IS_VFP_CLASS): Define macro.
5022 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5024 (REGISTER_MOVE_COST): Likewise.
5025 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5026 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5027 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5028 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5029 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5030 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5031 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5032 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5033 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5034 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5035 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5036 where appropriate for single-word registers.
5037 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5038 As above. Fix type attributes.
5039 * config/arm/constraints.md (register_contraint "t"): Define.
5040 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5042 (register_constraint "x"): Define.
5043 (constraint "Dv"): Define.
5045 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5047 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5049 2007-07-03 Tom Tromey <tromey@redhat.com>
5051 * c-parser.c (objc_pq_context): Removed.
5052 (objc_need_raw_identifier): Likewise.
5053 (c_parser) <objc_pq_context>: New field.
5054 <objc_need_raw_identifier>: Likewise.
5055 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5056 (c_lex_one_token): Update.
5057 (c_parser_objc_protocol_definition): Update.
5058 (c_parser_objc_method_definition): Update.
5059 (c_parser_objc_methodproto): Update.
5060 (c_parser_declspecs): Update.
5062 2007-07-03 David Ung <davidu@mips.com>
5064 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5066 2007-07-03 David Ung <davidu@mips.com>
5067 Richard Sandiford <richard@codesourcery.com>
5069 * doc/invoke.texi: Document -march=74kf3_2.
5070 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5071 (TUNE_74K): Check for it.
5072 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5073 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5074 * config/mips/mips.md (cpu): Add 74kf3_2.
5075 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5076 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5077 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5078 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5079 74kf3_2 to the CPU list.
5080 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5081 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5082 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5083 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5084 (r74kf3_2_fxfer_from_c1): New insn reservations.
5086 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5087 David Ung <davidu@mips.com>
5089 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5090 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5091 and 74k[fx]. Document aliases for the new options.
5092 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5093 (PROCESSOR_24KF2_1): ...this.
5094 (PROCESSOR_24KX): Rename to...
5095 (PROCESSOR_24KF1_1): ...this.
5096 (PROCESSOR_74KF): Rename to...
5097 (PROCESSOR_74KF2_1): ...this.
5098 (PROCESSOR_74KX): Rename to...
5099 (PROCESSOR_74KF1_1): ...this.
5100 (TUNE_74K): Update PROCESSOR_* names.
5101 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5102 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5103 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5104 (mips_rtx_cost_data): Update processor names in comments.
5105 (mips_issue_rate): Update PROCESSOR_* names.
5106 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5107 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5108 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5109 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5110 Update cpu attribute names.
5111 (r24k_fpu_iss): Rename this reservation to...
5112 (r24kf2_1_fpu_iss): ...this and update all uses.
5113 (r24kx_fpu_iss): Rename this reservation to...
5114 (r24kf1_1_fpu_iss): ...this and update all uses.
5115 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5116 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5117 Update cpu attribute names.
5119 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5121 * config/m32r/constraints.md: New file.
5122 * config/m32r/m32r.c: Include tm-constrs.h.
5123 (small_data_operand): Use satisfies_constraint_* instead of macro.
5124 (addr24_operand, gen_compare): Likewise.
5125 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5126 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5127 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5128 EXTRA_CONSTRAINT): Likewise.
5129 * config/m32r/m32r.md: Include constraints.md.
5130 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5131 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5132 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5133 (two_insn_const_operand, int8_operand, uint16_operand,
5134 reg_or_int16_operand, reg_or_uint16_operand,
5135 reg_or_cmp_int16_operand, cmp_int16_operand,
5136 seth_add3_operand): Likewise.
5138 2007-07-03 Eric Christopher <echristo@gmail.com>
5140 * libgcc2.h: Conditionally declare __bswapsi2 and
5143 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5145 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5148 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5151 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5152 (__gthrw_pragma): Provide default definition.
5154 * gthr-posix.c (__gthrw_pragma): Define.
5156 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5158 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5159 before declaring inequality.
5161 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5163 * combine.c (recog_for_combine): Log the success or failure of
5164 matching new insn patterns against the machine description in
5167 2007-07-03 Revital Eres <eres@il.ibm.com>
5169 * ddg.c (print_sccs): New function.
5170 (check_sccs): New function.
5171 (create_ddg_all_sccs): Use it.
5172 * ddg.h (print_sccs): Declare.
5173 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5175 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5177 * targhooks.h (default_mode_for_suffix): New function declaration.
5178 * targhooks.c (default_mode_for_suffix): New default target hook.
5179 * target.h (struct c): New structure in the targetm struct.
5180 (mode_for_suffix): New target hook as part of struct c.
5181 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5182 default_mode_for_suffix.
5183 (TARGET_C): New define.
5184 * c-lex.c: Include "target.h".
5185 (interpret_float): Use targetm.c.mode_for_suffix to determine
5186 the mode for a given non-standard suffix.
5187 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5189 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5190 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5192 * doc/extend.texi (Floating Types): New node. Document __float80 and
5193 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5195 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5198 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5199 predicate instead of target_operand.
5200 (divsi3_i1_media, divsi3_media_2): Likewise.
5202 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5204 * tree.h (alias_sets_might_conflict_p): Rename into
5205 alias_sets_must_conflict_p.
5206 * alias.c (alias_sets_might_conflict_p): Likewise.
5207 (alias_sets_conflict_p): Use it.
5208 (objects_must_conflict_p): Likewise.
5209 * c-common.c (strict_aliasing_warning): Adjust.
5211 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5213 * rtlhooks.c (gen_lowpart_if_possible): Check for
5214 invalid subreg before calling gen_lowpart_SUBREG.
5216 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5218 * config/darwin9.h: Add copyright notice.
5219 (LINK_COMMAND_SPEC): Add comment.
5220 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5221 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5222 DARWIN_LIBSYSTEM_HAS_UNWIND.
5224 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5227 * omp-low.c (check_combined_parallel): New function.
5228 (lower_omp_parallel): Call it via walk_stmts, set
5229 OMP_PARALLEL_COMBINED if appropriate.
5230 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5231 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5232 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5233 don't consider it as combined parallel.
5235 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5237 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5238 (gcc_tooldir): Likewise.
5239 * configure: Regenerate.
5240 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5241 old configure.ac gcc_tooldir setting.
5242 (prefix_to_exec_prefix): New variable.
5243 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5244 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5246 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5248 Fix PR tree-optimization/32583
5249 Fix PR tree-optimization/32584
5250 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5251 (phi_translate_set): Use phi_translate directly now.
5252 (make_values_for_stmt): Don't value number RHS if we already know
5255 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5256 Jim Wilson <wilson@specifix.com>
5259 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5262 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5263 Richard Sandiford <richard@codesourcery.com>
5264 Nigel Stephens <nigel@mips.com>
5266 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5267 (mips16e_output_save_restore): Declare.
5268 (mips16e_save_restore_pattern_p): Likewise.
5269 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5270 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5271 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5272 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5273 (BITSET_P): New global macro, extracted from...
5274 (mips_for_each_saved_reg): ...here.
5275 (mips16e_save_restore_info): New struct.
5276 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5277 (mips16e_save_restore_regs): New variable.
5278 (mips_split_plus, mips16e_find_first_register): New functions.
5279 (mips16e_mask_registers): New function.
5280 (compute_frame_size): Expand the commentary before the function.
5281 Enforce the MIPS16e save and restore register range restrictions.
5282 Pad the general register save area at the low end.
5283 (mips16e_save_restore_reg, mips16e_build_save_restore)
5284 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5285 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5286 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5288 (mips_expand_prologue, mips_expand_epilogue): Handle
5289 GENERATE_MIPS16E_SAVE_RESTORE.
5290 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5292 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5294 PR tree-optimization/31966
5295 PR tree-optimization/32533
5296 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5297 "basic_block" description as its third argument. Update function
5298 calls to get destination bb from "edge" argument. Save "cond" into
5299 aux field of the edge. Update prototype for changed arguments.
5300 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5302 (find_phi_replacement_condition): Operate on incoming edges, not
5303 on predecessor blocks. If there is a condition saved in the
5304 incoming edge aux field, AND it with incoming bb predicate.
5305 Return source bb of the first edge.
5306 (clean_predicate_lists): Clean aux field of outgoing node edges.
5307 (tree_if_conversion): Do not initialize cond variable. Move
5308 variable declaration into the loop.
5309 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5310 initializations of new_stmt, arg0 and arg1 variables.
5312 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5314 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5315 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5317 2007-07-02 Richard Guenther <rguenther@suse.de>
5319 * tree-ssa.c (useless_type_conversion_p): Document
5320 future intent as defining the middle-end type system.
5321 Re-structure to call langhook last, group by type class,
5322 mark questionable parts.
5324 2007-07-02 Richard Guenther <rguenther@suse.de>
5326 * tree-flow.h (types_compatible_p): Declare.
5327 * tree-ssa.c (types_compatible_p): New function.
5328 * ipa-type-escape.c (discover_unique_type): Use
5329 types_compatible_p instead of lang_hooks.types_compatible_p.
5330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5331 * tree-vn.c (expressions_equal_p): Likewise.
5332 * tree.c (fields_compatible_p): Likewise.
5333 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5334 (cprop_operand): Use useless_type_conversion_p instead of
5335 lang_hooks.types_compatible_p.
5336 * tree-inline.c (setup_one_parameter): Likewise.
5337 (declare_return_variable): Likewise.
5338 * tree-nrv.c (tree_nrv): Likewise.
5339 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5340 (maybe_fold_offset_to_component_ref): Likewise.
5341 (maybe_fold_offset_to_reference): Likewise.
5342 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5343 (merge_alias_info): Likewise.
5344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5345 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5346 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5347 * tree-tailcall.c (find_tail_calls): Likewise.
5348 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5349 * gimplify.c (canonicalize_addr_expr): Likewise.
5350 (fold_indirect_ref_rhs): Likewise.
5351 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5352 (cpt_same_type): Likewise.
5353 (check_pointer_types_r): Swap parameters to cpt_same_type
5355 * fold-const.c (fold_convert): Revert fix for PR15988.
5356 * tree-inline.c (setup_one_parameter): Instead fix it here by
5357 using fold_build1 instead of fold_convert and checking for
5358 error_mark_node. Convert only if the conversion is necessary.
5360 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5362 * configure.ac: Check for .gnu_attribute on Power.
5363 * configure: Regenerate.
5364 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5365 attribute for floating-point ABI.
5367 2007-07-02 Ira Rosen <irar@il.ibm.com>
5369 PR tree-optimization/32230
5370 PR tree-optimization/32477
5371 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5372 address is a constant.
5374 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5376 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5377 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5378 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5379 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5380 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5381 64-bit targets. Add support for *-elfoabi*.
5382 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5383 different settings if $(tm_defines) does not select the EABI.
5384 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5385 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5386 (MIPS_ARCH_OPTION_SPEC): Likewise.
5387 (MIPS_ISA_LEVEL_SPEC): Likewise.
5388 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5389 * config/mips/elfoabi.h: New file.
5391 2007-07-02 Richard Guenther <rguenther@suse.de>
5393 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5394 (useless_type_conversion_p): ... this.
5395 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5396 (useless_type_conversion_p): ... this.
5397 * builtins.c (fold_builtin_memory_op): Rename
5398 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5399 * tree-cfg.c (verify_expr): Likewise.
5400 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5401 * tree-ssa-ccp.c (ccp_fold): Likewise.
5402 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5403 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5405 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5406 * tree-ssa-pre.c (eliminate): Likewise.
5407 * tree-ssa.c (delete_tree_ssa): Likewise.
5408 (tree_ssa_useless_type_conversion): Likewise.
5409 * tree.c (build2_stat): Likewise.
5411 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5413 Fix PR tree-optimization/32571
5414 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5417 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5419 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5420 and other expected operations explicitly, change default to
5423 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5425 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5427 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5428 (tls_load_dot_plus_eight): Move the label number into the unspec.
5429 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5431 2007-07-01 Andreas Schwab <schwab@suse.de>
5433 * dwarf2out.c (initial_return_save): Define only if used.
5435 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5437 Unreverting Richard's Revert of:
5439 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5441 * dce.c (deletable_insn_p_1): New function, split out from...
5442 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5443 specially, not those inside PARALLELs. Remove BODY argument
5444 and adjust recursive call accordingly.
5445 (prescan_insns_for_dce): Update call to delete_insn_p.
5447 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5448 Revital Eres <eres@il.ibm.com>
5450 * ddg.c (create_ddg_all_sccs): Fix missed
5451 initialization of scc_nodes.
5453 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5456 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5457 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5459 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5461 * configure.ac: Check for .gnu_attribute on MIPS.
5462 * configure, config.in: Regenerate.
5463 * config/mips/mips.c (mips_file_start): If supported, output
5464 attribute for floating-point ABI.
5466 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5469 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5470 (ffs_cmove): New expander to expand using ctz pattern.
5471 (*ffs_cmove): Remove pattern.
5472 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5473 (ffsdi2): Expand using ctz pattern.
5474 (*ffs_rex64): Remove pattern.
5476 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5478 PR rtl-optimization/32296
5479 * pa.md (return): Delete pattern.
5480 (return_internal): Remove "(const_int 1)" from pattern.
5481 (epilogue): Use return_internal pattern for trivial returns.
5482 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5483 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5485 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5487 * tree-ssa-pre.c (is_exception_related): New function
5488 (can_value_number_operation): Use it.
5490 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5492 Fix PR tree-optimization/32540
5493 Fix PR tree-optimization/31651
5495 * tree-ssa-sccvn.c: New file.
5497 * tree-ssa-sccvn.h: Ditto.
5499 * tree-vn.c: Include tree-ssa-sccvn.h
5500 (val_expr_paid_d): Removed.
5501 (value_table): Ditto.
5502 (vn_compute): Ditto.
5503 (val_expr_pair_hash): Ditto.
5504 (val_expr_pair_expr_eq): Ditto.
5505 (copy_vuses_from_stmt): Ditto.
5508 (shared_vuses_from_stmt): Ditto.
5509 (print_creation_to_file): Moved up.
5510 (sort_vuses): Ditto.
5511 (sort_vuses_heap): Ditto.
5512 (set_value_handle): Make non-static.
5513 (make_value_handle): Ditto.
5514 (vn_add): Rewritten to use sccvn lookups.
5515 (vn_add_with_vuses): Ditto.
5516 (vn_lookup): Ditto (and second argument removed).
5517 (vn_lookup_with_vuses): Ditto.
5518 (vn_lookup_or_add): Ditto (and second argument removed);
5519 (vn_lookup_or_add_with_vuses): Ditto.
5520 (vn_lookup_with_stmt): New.
5521 (vn_lookup_or_add_with_stmt): Ditto.
5522 (create_value_handle_for_expr): Ditto.
5524 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5525 (seen_during_translate): New function.
5526 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5527 (phi_trans_add): Ditto.
5528 (constant_expr_p): FIELD_DECL is always constant.
5529 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5530 Use constant_expr_p.
5531 Avoid infinite recursion on mutually valued expressions.
5532 Change callers of vn_lookup_or_add.
5533 (phi_translate): New function.
5534 (compute_antic_safe): Allow phi nodes.
5535 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5536 (find_or_generate_expression): Rewrite slightly.
5537 (create_expression_by_pieces): Updated for vn_lookup_or_add
5539 Update VN_INFO for new names.
5540 (insert_into_preds_of_block): Update for new names.
5541 (add_to_exp_gen): New function.
5542 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5543 (find_existing_value_expr): Rewrite to changed vn_lookup.
5544 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5545 (try_look_through_load): Removed.
5546 (try_combine_conversion): Ditto.
5547 (get_sccvn_value): New function.
5548 (make_values_for_phi): Ditto.
5549 (make_values_for_stmt): Ditto.
5550 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5552 (init_pre): Update for SCCVN changes.
5554 (execute_pre): Ditto.
5556 * tree-flow.h (make_value_handle): Declare.
5557 (set_value_handle): Ditto.
5558 (sort_vuses_heap): Ditto.
5559 (vn_lookup_or_add_with_stmt): Ditto.
5560 (vn_lookup_with_stmt): Ditto.
5561 (vn_compute): Remove.
5564 (vn_lookup): Update arguments.
5566 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5568 (tree-ssa-sccvn.o): New.
5569 (OBJS-common): Add tree-ssa-sccvn.o
5571 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5574 * c-typeck.c (build_external_ref): Don't mark as used if called
5576 * calls.c (rtx_for_function_call): Likewise.
5578 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5582 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5584 * dce.c (deletable_insn_p_1): New function, split out from...
5585 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5586 specially, not those inside PARALLELs. Remove BODY argument
5587 and adjust recursive call accordingly.
5588 (prescan_insns_for_dce): Update call to delete_insn_p.
5590 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5592 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5593 (try_combine): Move potential calls to undo_all() so they happen
5594 before we commit to using the combined insns.
5596 2006-06-30 Jan Hubicka <jh@suse.cz>
5598 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5601 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5603 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5604 (cgraph_remove_unreachable_nodes): Likewise.
5605 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5606 * ipa-inline.c (update_caller_keys): Cast according to the coding
5608 (cgraph_decide_recursive_inlining): Likewise.
5609 (cgraph_decide_inlining_of_small_function): Likewise.
5610 (try_inline): Likewise.
5611 (cgraph_decide_inlining_incrementally): Likewise.
5612 * ipa-pure-const.c (get_function_state): Likewise.
5613 (scan_function): Likewise.
5614 (analyze_function): Likewise.
5615 (static_execute): Likewise.
5616 * ipa-reference.c (scan_for_static_refs): Likewise.
5617 (merge_callee_local_info): Likewise.
5618 (analyze_function): Use type safe memory macros.
5619 (static_execute): Likewise. Cast according to the coding conventions.
5620 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5622 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5624 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5625 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5628 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5631 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5632 for complex modes (both int and real).
5634 2007-06-29 Jan Hubicka <jh@suse.cz>
5636 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5638 2007-06-29 Jan Hubicka <jh@suse.cz>
5641 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5644 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5647 * config/avr/avr.c: Include dataflow header file.
5648 (expand_prologue): Adjust for prologue insn change.
5649 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5652 2007-06-29 Richard Guenther <rguenther@suse.de>
5655 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5656 during type verification.
5658 2007-06-29 Jan Hubicka <jh@suse.cz>
5660 * recog.c (validate_change_rtx_1): Unshare TO argument.
5662 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5664 PR tree-optimization/24659
5665 * tree-vect-transform.c (vectorizable_call): Handle
5666 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5668 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5669 * config/i386/i386.c (enum ix86_builtins)
5670 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5671 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5673 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5674 const using def_builtin_const.
5675 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5676 input operands in the same modes as the result.
5677 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5679 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5681 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5682 (df_set_dead_notes_for_mw): Likewise.
5684 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5686 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5688 2007-06-28 DJ Delorie <dj@redhat.com>
5690 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5692 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5694 * doc/invoke.texi (C++ Dialect Options): Document
5695 fvisibility-ms-compat.
5696 * c.opt (fvisibility-ms-compat): New.
5698 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5701 * tree-affine.c (aff_combination_add_elt): Handle
5702 pointer addition specially.
5704 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5706 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5707 decl is non-external for AIX ABI.
5709 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5711 * config/rs6000/predicates.md (current_file_function_operand):
5712 Ensure the symbol is non-external for AIX ABI.
5714 2007-06-28 Nick Clifton <nickc@redhat.com>
5716 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5717 (fdce, fdse, fpredictive-commoning): Likewise.
5719 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5722 * gcc.c (process_command): Recognize the new -static-libgfortran
5725 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5728 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5729 Use a call clobbered hard reg instead of a pseudo reg.
5731 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5733 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5735 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5738 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5739 REG_LIBCALL and REG_RETVAL notes.
5740 (divsi3, mulsi3): Likewise.
5741 (mulhisi3): Likewise. Use emit_libcall_block.
5742 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5744 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5746 PR rtl-optimization/32481
5747 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5749 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5751 * dce.c (deletable_insn_p_1): New function, split out from...
5752 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5753 specially, not those inside PARALLELs. Remove BODY argument
5754 and adjust recursive call accordingly.
5755 (prescan_insns_for_dce): Update call to delete_insn_p.
5757 2007-06-27 Richard Guenther <rguenther@suse.de>
5760 * tree.h (fold_convertible_p): Declare.
5761 * fold-const.c (fold_convertible_p): New function.
5762 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5763 instead of lang_hooks.types_compatible_p.
5765 2007-06-26 Jan Hubicka <jh@suse.cz>
5767 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5768 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5769 early use validate_unshare_change.
5770 (reload_combine): Likewise.
5771 * recog.c (change_t): New field unshare.
5772 (validate_change_1): Rename from validate_change; add argument unshare.
5773 (validate_change): Turn into wrapper of validate_change_1; update
5774 prototype for bools.
5775 (validate_unshare_change): New.
5776 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5777 calls of df_insn_rescan.
5778 * recog.h (validate_change): Replace ints by bools.
5779 (validate_unshare_change): Declare.
5781 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5783 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5785 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5787 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5789 2007-06-25 Jan Hubicka <jh@suse.cz>
5791 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5793 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5794 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5795 places other call site specific checks are performed.
5797 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5800 * tree-vect-transform.c (vectorizable_operation): Convert
5801 POINTER_PLUS_EXPR over to PLUS_EXPR.
5803 2007-06-25 Chao-ying Fu <fu@mips.com>
5805 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5806 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5807 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5808 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5810 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5811 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5812 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5813 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5814 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5815 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5816 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5817 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5818 ALL_FIXED_POINT_MODE_P): New define.
5819 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5821 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5823 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5824 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5825 MODE_VECTOR_UACCUM): New mode classes.
5827 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5828 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5829 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5832 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5833 (blank_mode): Initialize ibit and fbit.
5834 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5835 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5837 (new_adjust): Change required_class to required_class_from and
5838 required_class_to for testing within a range.
5839 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5840 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5842 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5843 (make_fixed_point_mode): New.
5844 (_ADD_ADJUST): Change C to C1 and C2.
5845 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5846 use a range for machine classes.
5847 (ADJUST_IBIT, ADJUST_FBIT): New.
5848 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5850 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5851 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5852 Emit adjustment for ibit and fbit.
5853 (emit_mode_ibit, emit_mode_fbit): New.
5854 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5856 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5858 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5859 as the source of the set.
5861 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5863 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5864 FP_REGNO_P): Use IN_RANGE.
5865 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5866 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5867 (DATA_REG_P): Use DATA_REGNO_P.
5868 (FP_REG_P): Use FP_REGNO_P.
5869 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5870 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5871 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5873 2007-06-24 Jan Hubicka <jh@suse.cz>
5876 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5878 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5881 * fold-const.c (fold_binary): Strip nops of operand 0
5882 of BIT_NOT_EXPR before calling operand_equal_p.
5883 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5884 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5886 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5888 * doc/extend.texi: Document that dllimport and dllexport imply
5890 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5891 imported or exported declaration, including type declarations.
5892 * c-common.c (handle_visibility_attribute): Check for conflicts
5893 with dllimport/dllexport.
5894 (c_determine_visibility): Handle dllimport/dllexport as an
5895 explicit visibility atttribute.
5897 2007-06-23 Richard Guenther <rguenther@suse.de>
5899 PR tree-optimization/16876
5901 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5903 * tree-inline.c (initialize_inlined_parameters): Do not call
5904 lang_hooks.tree_inlining.convert_parm_for_inlining.
5905 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5906 reason for mismatched types.
5907 * gimplify.c (gimplify_call_expr): Verify the call expression
5908 arguments match the called function type signature. Otherwise
5909 mark the call expression to be not considered for inlining
5910 using CALL_CANNOT_INLINE_P flag.
5911 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5912 edges call expression.
5913 (cgraph_decide_inlining_of_small_function): Likewise.
5914 (cgraph_decide_inlining): Likewise.
5915 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5917 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5918 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5919 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5921 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5922 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5924 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5925 convert_parm_for_inlining member.
5927 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5930 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5931 Remove optimization for GT.
5933 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5936 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5938 (prescan_insns_for_dce): Add extra parameter.
5940 2007-06-23 Jan Hubicka <jh@suse.cz>
5943 * gimplify.c (mark_addressable): New function.
5944 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5946 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5949 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5951 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5954 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5955 moves between MMX/SSE registers to at least 8 units to prevent
5956 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5958 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.c (override_options): Correct x86_sahf
5963 2007-06-21 David Daney <ddaney@avtrex.com>
5966 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5967 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5968 (exception_receiver): Renamed to ...
5969 (nonlocal_goto_receiver): ... this.
5971 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5973 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5974 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5975 partial register accesses.
5977 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5979 * fold-const.c (debug_fold_checksum): Move it under
5980 ENABLE_FOLD_CHECKING.
5982 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5985 * tree.h (debug_fold_checksum): Declared.
5986 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5987 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5988 build_fold_addr_expr_with_type_1.
5989 (fold_addr_expr, debug_fold_checksum): New.
5990 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5991 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5994 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5996 PR tree-optimization/19590
5997 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5998 of scev is a constant.
5999 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6001 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6003 * df-problems.c (df_note_bb_compute): Made computation of live
6004 info consistent with df_lr.
6006 2007-06-21 Richard Guenther <rguenther@suse.de>
6008 PR tree-optimization/32453
6009 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6010 for pointer anti-range.
6012 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6014 * config/i386/i386.c (processor_target_table): Increase maximum
6015 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6018 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6019 byte alignment if > 8 byte alignment is preferred.
6020 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6022 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6024 PR tree-optimization/31866
6025 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6026 if ASM_EXPR's input is not a SSA_NAME.
6029 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6030 but decl is a global var, instead return decl.
6031 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6032 even for is_global_var decls, if they are private in some outer
6035 2007-06-21 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/32451
6038 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6040 2007-06-21 Christian Bruel <christian.bruel@st.com>
6042 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6043 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6044 (push_regs): Changed saving order or banked registers.
6045 (sh_expand_epilogue): Likewise.
6046 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6047 (FIRST_BANKED_REG): Likewise.
6048 (LAST_BANKED_REG): Likewise.
6049 * config/sh/sh.md (banked) New attribute.
6050 (in_delay_slot): Check banked attribute.
6052 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6054 PR tree-optimization/32075
6055 * tree-data-ref.c (subscript_dependence_tester_1,
6056 analyze_miv_subscript, analyze_overlapping_iterations,
6057 add_distance_for_zero_overlaps, build_classic_dist_vector,
6058 subscript_dependence_tester_1, analyze_overlapping_iterations,
6059 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6060 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6061 to evolution_function_is_affine_multivariate_p.
6063 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6065 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6067 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6070 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6072 * config/m32c/prologue.md (epilogue_exitd_16): New.
6073 (epilogue_reit_16): New.
6074 (epilogue_exitd): Rename to epilogue_exitd_24.
6075 (epilogue_reit): Rename to epilogue_reit_24.
6077 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6078 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6080 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6082 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6083 if dbg_cnt (sched_insn) reaches the limit.
6084 (choose_ready): New parameter INSN_PTR and new return value.
6085 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6086 the new return value from choose_ready.
6087 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6088 (rest_of_handle_global_alloc): New global_alloc_at_func.
6090 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6092 PR tree-optimization/25737
6093 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6094 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6095 * tree-flow.h (struct fieldoff): Add new field alias_set.
6096 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6097 argument addressable_type. Set alias_set of fieldoff.
6098 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6099 (create_overlap_variables_for): Pass alias_set from fieldoff to
6101 * alias.c (get_alias_set): Use alias_set from SFT if set.
6103 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6105 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6106 of a variable as an unsigned HOST_WIDE_INT integer.
6108 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6110 PR rtl-optimization/32405
6111 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6113 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6115 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6118 * builtins.c: Include diagnostic.h.
6119 (expand_builtin_expect): Make gcc_assert more permissive.
6120 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6123 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6127 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6128 if ACCUMULATE_OUTGOING_ARGS.
6130 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6132 * config/m68hc11/m68hc11.c: Include dataflow header file.
6133 (m68hc11_reorg): Port to dataflow.
6135 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6137 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6138 (struct df_problem.free_blocks_on_set_blocks): New field.
6139 (struct dataflow.optional_p): New field.
6140 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6141 (df_live_set_all_dirty): New function.
6142 * df-scan.c (df_scan_alloc): Initialize optional_p.
6143 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6144 * df-core.c (df_set_blocks): Removed use of
6145 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6146 df_problem.free_blocks_on_set_blocks to determine which blocks are
6148 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6149 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6150 uses dataflow.optional_p to determine if problem should be
6152 (rest_of_handle_df_initialize): Only start live problem if
6154 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6155 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6156 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6157 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6158 problem_NOTE): Initialize free_blocks_on_set_blocks.
6159 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6161 (df_live_set_all_dirty, df_note_alloc): New function.
6162 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6164 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6165 * postreload.c (reload_combine): Ditto.
6166 * cse.c (cse_extended_basic_block): Ditto.
6167 * regmove.c (mark_flags_life_zones): Ditto.
6168 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6169 erase_matching_seqs): Ditto.
6170 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6171 * integrate (allocate_initial_values): Ditto.
6172 * combine.c (reg_dead_at_p): Ditto.
6173 * resource.c (mark_target_live_regs): Ditto.
6174 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6175 * config/sh/sh.c (find_r0_life_regions): Ditto.
6176 * global.c (rest_of_handle_global_alloc): Only add back df_live
6178 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6180 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6182 (if_convert): Make sure df_live is there at -O == 1.
6183 (pass_if_after_combine): Cleanup flags.
6184 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6185 is there at -O == 1.
6187 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6189 * config/arm/arm.c (arm_get_frame_offsets): Set
6190 offsets->locals_base to avoid negative stack size.
6191 (thumb1_expand_prologue): Assert on negative stack size.
6193 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6195 PR tree-optimization/32367
6196 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6197 of the chrec has no evolution in that loop.
6198 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6200 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6202 * config/xtensa/xtensa.c: Include "df.h".
6203 (xtensa_builtin_saveregs): Use adjust_address instead of
6205 (xtensa_va_start): Invoke make_tree with sizetype for
6206 expand_builtin_saveregs and then convert the result to a pointer.
6207 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6208 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6209 Subtract argument size from index value as integers and then use
6210 POINTER_PLUS_EXPR to add the result to the array address.
6212 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6215 * config/m32c/m32c.c: Include dataflow header file.
6216 (m32c_emit_prologue): Adjust for prologue insn change.
6217 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6218 once inside a PARALLEL. Assume frame size passed in operand 0
6219 includes space to save the fb register.
6220 (prologue_enter_24): Likewise.
6221 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6223 2007-06-19 David Daney <ddaney@avtrex.com
6226 * config/mips/mips.md (cprestore): Mark $gp as used.
6228 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6231 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6232 (frv_ifcvt_modify_insn): Likewise.
6234 2007-06-19 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6237 only handle positive offsets that fit in a HOST_WIDE_INT.
6239 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6242 result of rsqrt insn for zero input argument to avoid NaN.
6244 2007-06-19 Richard Guenther <rguenther@suse.de>
6247 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6249 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6251 PR tree-optimization/32353
6252 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6254 2007-06-19 Nick Clifton <nickc@redhat.com>
6256 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6258 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6261 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6262 * config/i386/i386.c (assign_386_stack_local): Assert that
6263 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6264 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6265 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6266 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6268 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6270 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6272 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6274 PR rtl-optimization/32321
6275 * gcse.c (replace_store_insn): Update the note before
6276 calling emit_insn_after.
6278 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6281 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6283 * df-problems.c (df_note_bb_compute): Fix dumping info.
6285 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6287 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6288 insn with emit_jump_insn.
6290 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6292 PR tree-optimization/32383
6293 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6294 * targhooks.h (default_builtin_reciprocal): Update prototype.
6295 * target.h (struct gcc_target): Update builtin_reciprocal.
6296 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6297 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6298 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6299 when fndecl is in BUILT_IN_MD class.
6300 (execute_convert_to_rsqrt): Ditto.
6302 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6303 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6304 Convert BUILT_IN_SQRTF code only when md_fn is false.
6306 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6308 * bt-load.c (move_btr_def): Fix the order of arguments
6309 to validate_replace_rtx.
6311 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6313 * config/m68k/m68k-devices.def: Add 54450..54455.
6315 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6317 PR rtl-optimization/32366
6318 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6319 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6322 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6325 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6326 this is true, rescan insn being modified.
6327 (sms_schedule): Added rescan parameter.
6328 (rest_of_handle_sms): Moved freeing of dominance info to before
6329 getting out of cfg_layout.
6331 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6333 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6334 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6337 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6338 FL_CF_EMAC from the entry for isac.
6340 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6341 (const_sibcall_operand): New.
6342 (sibcall_operand): Use it.
6343 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6344 (m68k_isas): ISAC does not imply FPU or EMAC.
6345 (override_options): Add ISA_C logic for symbolic jump & call.
6347 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6349 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6350 return mode from the builtin itself.
6351 (sparc_fold_builtin): Fix cast of zero constant.
6353 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6355 * targhooks.c (default_builtin_reciprocal): New default target hook.
6356 * targhooks.h (default_builtin_reciprocal): Add prototype.
6357 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6358 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6359 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6360 default_builtin_reciprocal.
6362 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6365 * hooks.c (hook_tree_tree_bool_null): New hook.
6366 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6367 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6368 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6369 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6370 and convert it to reciprocal a*rfunc(b).
6371 (execute_convert_to_rsqrt): New function.
6372 (gate_convert_to_rsqrt): New function.
6373 (pass_convert_to_rsqrt): New pass definition.
6374 * target.h (struct gcc_target): Add builtin_reciprocal.
6375 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6376 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6377 TARGET_BUILTIN_RECIPROCAL.
6378 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6380 * config/i386/i386.h (TARGET_RECIP): New define.
6381 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6382 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6383 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6384 and not optimizing for size.
6385 (*rcpsf2_sse): New insn pattern.
6386 (*rsqrtsf2_sse): Ditto.
6387 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6388 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6389 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6390 and not optimizing for size.
6391 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6392 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6393 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6394 and not optimizing for size.
6395 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6396 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6397 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6398 and not optimizing for size.
6399 (*sse_rsqrtv4sf2): Do not export.
6401 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6402 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6403 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6404 and not optimizing for size.
6406 * config/i386/i386.opt (mrecip): New option.
6407 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6408 (ix86_emit_swsqrtsf): Ditto.
6409 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6410 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6412 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6413 ix86_expand_unop1_builtin.
6414 (ix86_emit_swdivsf): New function.
6415 (ix86_emit_swsqrtsf): Ditto.
6416 (ix86_builtin_reciprocal): New function.
6417 (TARGET_BUILTIN_RECIPROCAL): Use it.
6418 (ix86_vectorize_builtin_conversion): Rename from
6419 ix86_builtin_conversion.
6420 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6421 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6422 "i386 and x86_64 Options" section.
6423 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6425 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6426 Zdenek Dvorak <dvorakz@suse.cz>
6427 Richard Guenther <rguenther@suse.de>
6428 Kaz Kojima <kkojima@gcc.gnu.org>
6430 * tree-vrp.c (compare_values_warnv): Convert val2 to
6432 (extract_range_from_assert): Create
6433 POINTER_PLUS_EXPR for pointer types.
6434 (extract_range_from_binary_expr): Handle
6435 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6437 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6438 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6439 POINTER_PLUS_EXPR as PLUS_EXPR.
6440 (number_of_iterations_lt_to_ne):
6441 For pointer types, use sizetype when
6442 creating MINUS_EXPR/PLUS_EXPRs.
6443 (assert_loop_rolls_lt): For pointer types, use sizetype when
6444 creating MINUS_EXPR/PLUS_EXPRs.
6445 (number_of_iterations_le): Likewise.
6446 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6447 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6448 like PLUS_EXPR and MINUS_EXPR.
6449 * tree-pretty-print.c (dump_generic_node): Handle
6451 (op_prio): Likewise.
6452 (op_symbol_1): Likewise.
6453 * optabs.c (optab_for_tree_code): Likewise.
6454 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6456 * tree-tailcall.c (process_assignment): Mention
6457 POINTER_PLUS_EXPR in a TODO comment.
6458 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6459 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6460 not used with a pointer and an integer type.
6461 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6462 increment using chrec_convert_rhs instead of chrec_convert.
6463 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6464 PLUS_EXPR except for the right hand side's type will be
6466 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6467 (fold_used_pointer_cast): Kill.
6468 (pointer_offset_p): Kill.
6469 (fold_used_pointer): Kill.
6470 (pointer_used_p): Kill.
6471 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6472 call fold_used_pointer.
6473 (instantiate_parameters_1): Convert the increment
6474 using chrec_convert_rhs instead of chrec_convert.
6475 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6476 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6477 instead of PLUS_EXPR.
6478 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6479 PLUS_EXPR for pointers.
6480 (std_gimplify_va_arg_expr): Likewise.
6481 (fold_builtin_memory_op): Likewise.
6482 (fold_builtin_strstr): Likewise.
6483 (fold_builtin_strchr): Likewise.
6484 (fold_builtin_strrchr): Likewise.
6485 (fold_builtin_strpbrk): Likewise.
6486 (expand_builtin_memory_chk): Likewise.
6487 (fold_builtin_memory_chk): Likewise.
6488 (std_expand_builtin_va_start): Use
6489 sizetype for the call to make_tree and then convert
6490 to the pointer type.
6491 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6492 instead of PLUS_EXPR for adding to a pointer.
6493 (std_gimplify_va_arg_expr): Use fold_build2 for
6494 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6495 the operands to sizetype first and then cast the BIT_AND_EXPR
6496 back to the pointer type.
6497 * fold-const.c (build_range_check): Handle pointer types
6499 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6500 of PLUS_EXPR's. Make sure the offset is converted to
6502 (try_move_mult_to_index): Strip the NOPs from the offset.
6503 Remove code argument and replace all uses with PLUS_EXPR.
6504 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6505 specially. Don't use a pointer type for MINUS_EXPR.
6506 (fold_unary): Handle for (T1)(X op Y),
6507 only p+ as that is the only as that can be handled for
6508 binary operators now.
6509 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6511 <case PLUS_EXPR>: Add folding of PTR+INT into
6513 Don't call try_move_mult_to_index.
6514 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6515 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6516 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6517 Don't call try_move_mult_to_index.
6518 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6519 (tree_expr_nonzero_p): Likewise.
6520 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6521 of PLUS_EXPR for the complex expression folding.
6522 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6523 first chrec is a pointer type, then the second should
6524 be sizetype and not the first's type.
6525 For POINTER_PLUS_EXPR, use a different right hand side type.
6526 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6527 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6528 different right hand side type.
6529 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6530 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6531 instead of PLUS_EXPR.
6532 When either operand is zero, convert the other operand.
6533 (chrec_apply): Use chrec_convert_rhs
6534 on the argument x instead of chrec_convert.
6535 (reset_evolution_in_loop): For pointer types, the new_evol
6537 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6538 different right hand side type.
6539 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6540 (chrec_convert_rhs): New function.
6541 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6542 different right hand side type.
6543 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6544 * tree-chrec.h (chrec_convert_rhs): New prototype.
6545 (build_polynomial_chrec): For pointer types, the right hand
6546 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6547 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6548 Remove subtraction case as it is always addition now.
6549 Make sure the offset is converted to sizetype.
6550 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6551 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6552 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6553 PLUS_EXPR in pointer type.
6554 Handle POINTER_PLUS_EXPR.
6555 (tree_to_aff_combination): Likewise.
6556 (force_expr_to_var_cost): Likewise.
6557 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6558 instead of PLUS_EXPR for pointers.
6559 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6560 instead of PLUS_EXPR of pointer types.
6561 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6563 (check_va_list_escapes): Likewise.
6564 (check_all_va_list_escapes): Likewise.
6565 * dwarf2out.c (loc_descriptor_from_tree_1):
6566 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6567 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6568 (string_constant): Likewise.
6569 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6570 the offset to the base, use POINTER_PLUS_EXPR.
6571 (add_to_parts): Convert the index to sizetype.
6572 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6573 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6574 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6575 Offset only holds something for PLUS_EXPR.
6576 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6578 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6580 (analyze_accesses_for_modify_stmt): Likewise.
6581 Remove comment about the type being integral type as it is
6583 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6585 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6587 Correct the type which the artimentic is done in (is now
6590 * tree-data-ref.c (split_constant_offset): Handle
6592 * tree-affine.c (tree_to_aff_combination): Likewise.
6593 * c-typeck.c (build_unary_op): For pointers create the increment
6594 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6596 * gimplify.c (gimplify_self_mod_expr): Create a
6597 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6598 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6599 * tree.def (POINTER_PLUS_EXPR): New tree code.
6600 * tree-predcom.c (ref_at_iteration): If we have a pointer
6601 type do the multiplication in sizetype.
6602 * tree-mudflap.c (mf_xform_derefs_1): Create a
6603 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6604 * tree-ssa-forwprop.c
6605 (forward_propagate_addr_into_variable_array_index):
6606 Don't expect there to be a cast for the index as that
6607 does not exist anymore.
6608 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6609 instead of PLUS_EXPR.
6610 Don't check for the first operand of the POINTER_PLUS_EXPR
6611 was the index as it cannot be.
6612 Call forward_propagate_addr_into_variable_array_index with
6613 the SSA_NAME instead of the statement.
6614 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6615 (compare_constant): Likewise.
6616 (copy_constant): Likewise.
6617 (compute_reloc_for_constant): Likewise.
6618 (output_addressed_constants): Likewise.
6619 (initializer_constant_valid_p): Likewise.
6620 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6621 Convert the MIN/MAX of the inner type to the outer
6622 type before comparing them.
6623 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6624 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6625 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6626 of PLUS_EXPR for pointers.
6627 * tree-inline.c (estimate_num_insns_1): Handle
6629 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6630 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6631 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6632 instead of PLUS_EXPR for the pointer increment statement.
6633 (vect_update_ivs_after_vectorizer): For pointer types, create
6634 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6635 MULT_EXPR in sizetype.
6636 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6638 * tree-object-size.c (plus_expr_object_size): Handle
6639 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6640 code which is trying to figure out which side is a pointer and
6642 (check_for_plus_in_loops_1): Likewise.
6643 (check_for_plus_in_loops): Likewise.
6644 * c-common.c (pointer_int_sum): Create a
6645 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6646 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6647 only POINTER_PLUS_EXPR. Removing all the extra
6648 code which is trying to figure out which side is a pointer and
6650 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6651 PLUS_EXPR and MINUS_EXPR.
6652 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6654 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6655 with make_tree, instead of a pointer type.
6656 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6657 for pointers instead of PLUS_EXPR.
6658 (s390_gimplify_va_arg): Likewise.
6659 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6660 instead of PLUS_EXPR when doing addition on pointer
6661 types. Use sizetype for the second operand.
6662 (spu_gimplify_va_arg_expr): Likewise.
6663 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6664 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6665 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6666 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6667 for the pointer addition and also use size_int/sizetype
6669 (ix86_gimplify_va_arg): Likewise.
6670 Perform BIT_AND_EXPR on sizetype arguments.
6671 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6672 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6673 for the pointer additions and also use size_int for the offsets.
6674 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6675 additions and also use size_int for the offsets. Perform
6676 BIT_AND_EXPR on sizetype arguments.
6677 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6678 POINTER_PLUS_EXPR for pointers and create the
6679 BIT_AND_EXPR in sizetype.
6680 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6681 instead of PLUS_EXPR for pointer addition.
6682 (rs6000_va_start): Likewise.
6683 Also use sizetype for the offset.
6684 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6685 as PLUS_EXPR/MINUS_EXPR.
6686 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6687 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6688 Don't use BIT_AND_EXPR on a pointer type, convert the
6689 expression to sizetype first.
6690 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6692 (mips_gimplify_va_arg_expr): Likewise.
6693 Don't create BIT_AND_EXPR in a pointer type.
6695 2007-06-15 Eric Christopher <echristo@apple.com>
6697 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6698 (x86_64-*-darwin*): Ditto.
6699 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6702 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6704 * doc/extend.texi: Document behavior of __attribute__((aligned))
6707 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6709 * rtlanal.c (note_stores): Improve documentation.
6711 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6713 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6714 LOCAL_LABEL_PREFIX): Delete.
6715 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6716 (bfin_internal_label): Delete.
6718 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6720 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6721 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6722 otherwise define to LIBGCC2_TF_CEXT.
6723 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6724 (LIBGCC_TF_CEXT): Ditto.
6727 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6729 PR rtl-optimization/32339
6730 * df-scan.c (df_uses_record): Don't modify flags but just add to
6731 it for df_ref_record.
6733 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 * tree-mudflap.c: Fix whitespace issues.
6737 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6739 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6741 2007-06-14 Eric Christopher <echristo@apple.com>
6743 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6744 (movv4sf): Use gcc_unreachable instead of abort.
6746 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/sfp-machine.h (CMPtype): New define.
6750 (mach stubs): Use CMPtype instead of int as a return type.
6752 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6754 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6755 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6756 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6757 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6758 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6759 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6760 config/soft-fp/soft-fp.h: Update from glibc CVS.
6762 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6764 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6766 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6769 * config/v850/v850.c: Include dataflow header file.
6770 (substitute_ep_register): Fix typo.
6772 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6774 * configure.ac: Fix earlier checkin.
6775 * configure: Regenerated.
6777 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6779 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6780 * aclocal.m4: Regenerate.
6781 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6782 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6783 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6784 * configure: Regenerate.
6785 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6787 * Makefile.in (quickstrap): Build libgcc too.
6789 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6791 * configure.ac: Add --enable-checking=df. Explicitly mention that
6792 the variables are initialized as for "release".
6793 * df-core.c: Use it.
6794 * configure: Regenerate.
6795 * config.in: Regenerate.
6797 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6799 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6800 validate_replace_rtx instead of replace_rtx.
6801 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6803 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6805 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6806 (DWARF2_UNWIND_INFO): Override default if configured with
6808 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6809 (ENDFILE_SPEC): Add crtend.o.
6810 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6811 (ENDFILE_SPEC): Add crtend.o.
6812 (TARGET_USE_JCR_SECTION): Define.
6813 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6815 * config/i386/cygming-crtbegin.c: New file.
6816 * config/i386/cygming-crtend.c: New file.
6818 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6820 * config/i386/w32-unwind.h: New file.
6822 2007-06-13 Eric Christopher <echristo@apple.com>
6824 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6825 the user set a value below STACK_BOUNDARY.
6827 2007-06-13 Thiemo Seufer <ths@networkno.de>
6829 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6830 imply -lpthread for -pthread.
6832 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6834 * basic-block.h: Remove the prototype for
6835 free_basic_block_vars.
6836 * cfglayout.h: Remove the prototype for
6837 insn_locators_initialize.
6838 * tree.h: Remove the prototype for emit_line_note.
6840 * tree-ssa-pre.c (mergephitemp): Remove.
6841 (init_pre): Don't use mergephitemp.
6843 2007-06-13 Eric Christopher <echristo@apple.com>
6845 * config/i386/i386.c (override_options): If we've specified
6846 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6848 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6850 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6853 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6855 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6856 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6857 (eh_store_handler): New pattern.
6858 (eh_return): Emit it instead of a plain move.
6860 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6862 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6863 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6864 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6867 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6869 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6870 (find_next_insn_start, find_load): New functions.
6871 (bfin_reorg): Use them to deal with the fact that parallel insns are
6872 no longer represented as a SEQUENCE.
6874 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6876 * config/sparc/sparc.c (sparc_override_options): Initialize
6879 2007-06-13 Dave Korn <dave.korn@artimi.com>
6881 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6884 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6886 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6887 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6888 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6889 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6890 tree-vect-transform.c: Fix comment typos. Follow spelling
6893 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6895 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6896 to the exit block use set.
6897 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6898 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6899 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6901 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6903 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6904 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6905 to indicate an error.
6906 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6908 (dbg_cnt_process_opt): Print an error on a bad argument.
6909 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6910 * common.opt (-fdbg-cnt-list): New.
6911 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6913 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6915 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6916 flag on ref-all pointers.
6918 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6921 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6922 for the offset with the modifier as EXPAND_INITIALIZER
6923 if the modifier is EXPAND_INITIALIZER.
6924 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6925 a register if we had an overflow.
6927 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6929 * real.c (real_isfinite): New.
6930 (real_sqrt): Use it.
6931 * real.h (real_isfinite): New.
6932 * builtins.c: Use it.
6934 2007-06-12 Ian Lance Taylor <iant@google.com>
6935 Daniel Berlin <dberlin@dberlin.org>
6938 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6939 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6940 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6941 (DECL_NO_TBAA_P): Define.
6942 (struct tree_decl_common): Add no_tbaa_flag field.
6943 * tree-ssa-structalias.c (struct variable_info): Add
6944 no_tbaa_pruning field.
6945 (new_var_info): Initialize no_tbaa_pruning field.
6946 (unify_nodes): Copy no_tbaa_pruning field.
6947 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6948 (dump_solution_for_var): Print no_tbaa_pruning flag.
6949 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6951 (compute_tbaa_pruning): New static function.
6952 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6953 Call compute_tbaa_pruning.
6954 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6955 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6956 * gimple-low.c (lower_stmt): Likewise.
6957 * tree-gimple.c (is_gimple_stmt): Likewise.
6958 * tree-ssa-operands.c (get_expr_operands): Likewise.
6959 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6960 * tree-inline.c (estimate_num_insns_1): Likewise.
6961 (copy_result_decl_to_var): Likewise.
6962 * expr.c (expand_expr_real_1): Likewise.
6963 * tree-pretty-print.c (dump_generic_node): Likewise.
6964 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6965 * omp-low.c (omp_copy_decl_2): Likewise.
6966 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6967 * doc/c-tree.texi (Expression trees): Document
6968 CHANGE_DYNAMIC_TYPE_EXPR.
6970 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6972 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6973 with !HONOR_NANS and !HONOR_INFINITIES.
6974 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6976 2007-06-12 Tristan Gingold <gingold@adacore.com>
6978 * gcov.c: Comments updated.
6979 (source_info): Add file_time field.
6980 (source_index): New variable.
6981 (mutiple_files): New variable.
6982 (generate_results): New function extracted from process_file.
6983 (process_file): Save and restore chain of functions, generate
6984 results and free structures only if not merging results.
6985 (release_structures): File names are now freed in create_file_names
6986 (create_file_names): Free previous file names.
6987 (find_source): File date is now read here and modifications in
6988 source files is checked here.
6989 (read_graph_file): Only reverse order of functions for the current
6991 (make_gcov_file_name): Do not generate long names if input_name is
6993 (output_lines): If merging results do not display graph, data and
6995 Checking source file modification is done in find_source.
6997 * doc/gcov.texi: Append an s to sourcefile.
6999 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7001 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7002 (forced_nop): New pattern.
7003 * config/bfin/bfin.c: Include "df.h".
7004 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7005 (bfin_discover_loop): Use df_get_live_in instead of
7006 global_live_at_start.
7007 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7008 df_analyze when done.
7009 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7010 the insns. Use QImode for the final insn in a bundle. Call
7011 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7013 (reorder_var_tracking_notes): New function.
7014 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7015 update_life_info. Call df_analyze after scheduling and bundle
7016 generation. Call reorder_var_tracking_notes if generating these
7017 notes. Call df_finish_pass at the end.
7019 2007-06-12 Dirk Mueller <dmueller@suse.de>
7021 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7022 a comparison, not an assignment.
7024 2007-06-12 Olivier Hainque <hainque@adacore.com>
7026 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7027 Request walking the subtrees only, leaving the current is_lhs/val_only
7029 (convert_non_local_reference): Likewise.
7031 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7033 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7035 2007-06-12 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/15353
7038 PR tree-optimization/31657
7039 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7040 * timevar.def: Add TV_TREE_IFCOMBINE.
7041 * tree-pass.h (pass_tree_ifcombine): Declare.
7042 * tree-ssa-ifcombine.c: New file.
7043 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7044 * tree-flow.h (blocks_in_phiopt_order): Declare.
7045 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7046 (tree-ssa-ifcombine.o): New dependencies.
7048 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7050 PR rtl-optimization/32293
7051 * combine.c (simplify_if_then_else): Truncate return from
7052 nonzero_bits() to correct mode.
7054 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7056 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7057 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7059 2007-06-11 Diego Novillo <dnovillo@google.com>
7061 * Makefile.in (reload1.o-warn): Remove.
7063 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7065 * combine.c (subst): Use reg_overlap_mentioned_p
7066 instead of comparing register numbers directly.
7068 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7070 * reload1.c (mark_home_live_1): Use the mode parameter.
7072 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7074 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7075 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7079 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7081 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7083 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7085 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7086 from integer registers.
7087 (FP mode splitters): Handle TFmode.
7089 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7091 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7092 for ref-all pointers that point-to anything.
7094 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7096 * config/arm/arm.c (arm_output_dwarf_dtprel,
7097 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7099 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7101 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7102 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7105 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7107 * tree.c (signed_or_unsigned_type_for): New.
7108 (unsigned_type_for): Use signed_or_unsigned_type_for.
7109 (signed_type_for): Use signed_or_unsigned_type_for.
7110 * tree.h (signed_or_unsigned_type_for): New.
7111 (get_signed_or_unsigned_type): Remove.
7112 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7113 lang_hooks.types.signed_type
7114 (size_diffop): Likewise.
7115 (all_ones_mask_p): Likewise.
7116 (build_range_check): Likewise.
7117 (fold_cond_expr_with_comparison): Likewise.
7118 (fold_cond_expr_with_comparison): Likewise.
7119 (unextend): Likewise.
7120 (extract_muldiv_1): Likewise.
7121 (fold_single_bit_test_into_sign_test): Likewise.
7122 (fold_binary): Likewise.
7123 (fold_ternary): Likewise.
7124 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7125 instead of get_signed_or_unsigned_type.
7126 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7127 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7128 * expr.c (signed_or_unsigned_type_for): Use
7129 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7130 * langhooks.c (get_signed_or_unsigned_type): Remove.
7131 (lhd_signed_or_unsigned_type): Remove.
7132 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7133 signed_or_unsigned_type.
7134 (lhd_signed_or_unsigned_type): Remove.
7135 * expmed.c (make_tree): Use signed_type_for instead of
7136 lang_hooks.types.signed_type.
7137 * c-common.c (same_scalar_type_ignoring_signedness): Use
7138 c_common_signed_type instead of lang_hooks.types.signed_type.
7139 (c_common_unsigned_type): New.
7140 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7141 (shorten_compare): Use c_common_unsigned_type instead of
7142 c_common_signed_or_unsigned_type.
7143 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7145 * convert.c (convert_to_integer): Use signed_type_for instead of
7146 lang_hooks.types.signed_type.
7147 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7148 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7149 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7150 * c-format.c (check_format_types): Use c_common_unsigned_type
7151 instead of unsigned_type_for.
7152 * c-decl.c (groakdeclarator): Likewise.
7153 * c-typeck.c (convert_for_assignment): Likewise.
7154 * c-common.h (c_common_unsigned_type): New.
7156 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7159 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7160 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7162 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7165 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7166 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7168 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7169 Sebastian Pop <sebpop@gmail.com>
7171 * lambda-code.c (remove_iv): New.
7172 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7174 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7176 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7177 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7178 * tree-ssa-loop-prefetch.c: Include optabs.h.
7179 (FENCE_FOLLOWING_MOVNT): New macro.
7180 (struct mem_ref): Add independent_p and storent_p fields.
7181 (record_ref): Initalize the new fields.
7182 (gather_memory_references_ref): Return true if the reference
7184 (gather_memory_references): Check whether all memory accesses
7185 in loop were recorded.
7186 (should_issue_prefetch_p): Return false for nontemporal stores.
7187 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7188 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7189 (determine_loop_nest_reuse): Detect independent memory references.
7190 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7191 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7192 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7193 * config/i386/i386.h (x86_mfence): Declare.
7194 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7195 * config/i386/i386.c (x86_mfence): New variable.
7196 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7198 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7199 * optabs.c (init_optabs): Initialize storent_optab.
7200 * optabs.h (enum optab_index): Add OTI_storent.
7201 (storent_optab): Declare.
7202 * genopinit.c (optabs): Add initialization for storent_optab.
7203 * tree.h (MOVE_NONTEMPORAL): New macro.
7204 * expr.c (expand_assignment, store_expr, store_constructor_field,
7205 store_constructor, store_field, expand_expr_real_1): Propagate
7206 nontemporality of the expanded store.
7207 (emit_storent_insn): New function.
7208 * expr.h (expand_assignment, store_expr): Declaration changed.
7209 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7210 to expand_assignment.
7211 * stmt.c (expand_asm_expr): Ditto.
7212 * calls.c (initialize_argument_information): Pass false as
7213 nontemporality to store_expr.
7214 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7217 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7219 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7221 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7223 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7225 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7226 and allow DECL_P here.
7228 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7230 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7231 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7232 track of the size of the expression.
7233 * cfghooks.c (merge_blocks): Remove block from loops structure only
7234 after call of the merge_blocks hook.
7236 2007-06-09 Tom Tromey <tromey@redhat.com>
7238 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7239 (deprecated_state): Removed.
7240 (start_decl): Update.
7241 (enum deprecated_states): Moved earlier.
7242 (groktypename): Update.
7243 (push_parm_decl): Likewise.
7244 (grokfield): Likewise.
7245 (start_function): Likewise.
7247 2007-06-09 Ian Lance Taylor <iant@google.com>
7249 PR tree-optimization/32169
7250 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7251 CONVERT_EXPR, check whether min and max both converted to an
7252 overflow infinity representation.
7254 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7256 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7257 not inserted on the edge.
7259 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7261 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7262 instructions if they are supported.
7263 (__divsi3, __umodsi3, __modsi3): Likewise.
7264 (__ashldi3, __ashrdi3, __lshrdi3): New.
7265 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7267 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7268 Tony Linthicum <tony.linthicum@amd.com>
7270 * doc/invoke.texi: Add fvect-cost-model flag.
7271 * common.opt (fvect-cost-model): New flag.
7272 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7273 cost fields in stmt_vec_info struct for STMT.
7274 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7275 fields in stmt_vec_info struct and access functions for the same.
7276 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7277 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7278 load, store and vector to scalar operation.
7279 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7280 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7281 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7282 (TARG_VEC_STORE_COST): Define cost of vector store.
7283 (vect_estimate_min_profitable_iters): Define new function.
7284 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7285 check to evaluate if loop iterations are less than minimum profitable
7286 iterations determined by cost model or minimum vect loop bound defined
7287 by user, whichever is more conservative.
7288 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7289 run-time check to evaluate if loop iterations are less than minimum
7290 profitable iterations determined by cost model or minimum vect loop
7291 bound defined by user, whichever is more conservative.
7292 (vect_estimate_min_profitable_iterations): New function to estimate
7293 mimimimum iterartions required for vector version of loop to be
7294 profitable over scalar version.
7295 (vect_model_reduction_cost): New function.
7296 (vect_model_induction_cost): New function.
7297 (vect_model_simple_cost): New function.
7298 (vect_cost_strided_group_size): New function.
7299 (vect_model_store_cost): New function.
7300 (vect_model_load_cost): New function.
7301 (vectorizable_reduction): Call vect_model_reduction_cost during
7303 (vectorizable_induction): Call vect_model_induction_cost during
7305 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7306 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7307 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7308 vectorizable_promotion, vectorizable_demotion): Call
7309 vect_model_simple_cost during analysis phase.
7311 2007-06-08 Simon Baldwin <simonb@google.com>
7313 * reg-stack.c (get_true_reg): Readability change. Moved default case
7314 label into direct switch statement scope.
7316 2007-06-08 Simon Baldwin <simonb@google.com>
7318 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7319 in gcc_assert() with '==' comparison.
7321 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7323 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7324 TARGET_ABM handling of x86_popcnt variable.
7326 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7328 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7329 __builtin_copysignq and __builtin_infq built-in functions.
7331 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7333 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7334 SSE4.2 section. Correct built-in function names in SSE4A section.
7336 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7338 PR tree-optimization/32243
7339 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7340 for ncopies after ratio check between nunits_out and nunits_in.
7341 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7343 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7345 PR tree-optimization/32224
7346 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7347 vectorization upon a non GIMPLE_MODIFY_STMT.
7349 2007-06-08 Christian Bruel <christian.bruel@st.com>
7352 * config/sh/sh.md (doloop_end): New pattern and splitter.
7353 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7355 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7358 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7360 (verify_dominators): Do not change dominance tree.
7362 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7364 * config/sh/constraints.md: New file.
7365 * config/sh/sh.c: Include tm-constrs.h.
7366 (reg_class_from_letter): Remove.
7367 (prepare_cbranch_operands): Use satisfies_constraint_*
7368 function instead of macro.
7369 (andcosts, broken_move, sh_secondary_reload): Likewise.
7370 * config/sh/predicates.md (trapping_target_operand): Likewise.
7371 (and_operand, arith_operand, arith_reg_or_0_operand,
7372 cmp_operand, logical_operand, target_operand,
7373 ua_address_operand, ua_offset, xor_operand): Likewise.
7374 * config/sh/sh.md: Include constraints.md.
7375 (*movsicc_t_false): Use satisfies_constraint_* function
7377 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7378 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7379 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7380 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7381 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7382 (REG_CLASS_FROM_CONSTRAINT): Remove.
7383 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7384 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7385 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7386 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7387 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7388 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7389 function instead of macro.
7390 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7391 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7392 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7393 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7394 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7395 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7396 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7397 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7398 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7399 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7400 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7401 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7402 EXTRA_CONSTRAINT_STR): Likewise.
7403 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7405 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7407 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7409 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7412 * c-common.h (flag_cpp0x): Replaced by...
7413 (cxx_dialect): ... this new variable specifying the C++ dialect that
7415 * c-common.c (flag_cpp0x): Removed.
7416 (cxx_dialect): Defined.
7417 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7419 * c-opts.c (c_common_post_options): Likewise.
7420 (set_std_cxx98): Set cxx_dialect to cxx98.
7421 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7423 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7424 Hui-May Chang <hm.chang@apple.com>
7426 * doc/invoke.texi (Darwin Options): Update documentation for
7427 -mmacosx-version-min.
7428 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7429 * config/darwin-driver.c: New file.
7430 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7431 * config/t-darwin (darwin-driver.o): New rule.
7433 * config/darwin-c.c (version_as_macro): Ignore low digit.
7435 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7438 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7439 (CSGNMODE): New mode macro.
7440 (CSGNVMODE): New mode attribute.
7441 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7442 expander using CSGNMODE mode macro. Handle TFmode.
7443 (copysign<mode>3_const): Rename from copysignsf3_const and
7444 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7446 (copysign<mode>3_var): Rename from copysignsf3_var and
7447 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7449 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7450 mode macro. Handle TFmode.
7451 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7452 (iortf3, *iortf3): Ditto.
7453 (xortf3, *xortf3): Ditto.
7454 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7455 TFmode and TImode masks.
7456 (ix86_expand_copysign): Expand TFmode copysign insn.
7457 (IX86_BUILTIN_INFQ): New.
7458 (IX86_BUILTIN_FABSQ): Ditto.
7459 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7460 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7461 [__builtin_fabsq]: Ditto.
7462 [__builtin_copysignq]: Ditto.
7463 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7464 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7465 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7466 ix86_expand_binop_builtin().
7468 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7470 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7472 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7475 * rtl.h (push_to_sequence2): New.
7476 * emit-rtl.c (push_to_sequence2): New.
7477 * function.c (assign_parm_data_all): Add new fields.
7478 (assign_parm_setup_block): Call push_to_sequence2 instead of
7480 (assign_parm_setup_reg): Ditto.
7481 (assign_parm_setup_stack): Ditto.
7482 (assign_parms_unsplit_complex): Ditto.
7483 (assign_parms): Change field name.
7485 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7487 PR tree-optimization/32220
7488 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7489 phi node is reached before defining statement.
7491 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7494 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7495 after changing the right hand side of the assignment.
7497 2007-06-06 Eric Christopher <echristo@apple.com>
7499 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7500 (x86_64-*-darwin*): Ditto.
7501 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7502 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7504 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7506 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7508 (add_key): Likewise.
7509 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7510 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7512 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7514 (add_cost_one_coalesce): Likewise.
7515 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7516 variable names. Rename orig to orig_name for consistency.
7517 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7519 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7521 (record_equivalences_from_stmt): Likewise.
7522 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7523 the coding conventions.
7524 (memory_ssa_name_same): Likewise.
7525 (dse_optimize_stmt): Likewise.
7526 (dse_record_phis): Likewise.
7527 (dse_finalize_block): Likewise.
7528 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7529 keywords as variable names.
7530 (may_move_till): Cast according to the coding conventions.
7531 (force_move_till_expr): Avoid using C++ keywords as variable names.
7532 (force_move_till): Cast according to the coding conventions.
7533 (memref_hash): Likewise.
7534 (memref_eq): Likewise.
7535 (gather_mem_refs_stmt): Likewise.
7536 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7537 using C++ keywords as variable names.
7538 (idx_find_step): Cast according to the coding conventions.
7539 (idx_record_use): Likewise.
7540 (find_depends): Likewise.
7541 (prepare_decl_rtl): Likewise.
7542 (mbc_entry_hash): Likewise.
7543 (mbc_entry_eq): Likewise.
7544 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7545 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7546 (idx_infer_loop_bounds): Cast according to the coding conventions.
7547 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7548 * tree-ssa-math-opts.c (occ_new ): Likwise.
7549 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7551 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7553 (add_use_op): Likewise.
7554 (add_vop): Likewise.
7555 (add_vuse_op): Likewise.
7556 (add_vdef_op): Likewise.
7557 (get_expr_operands): Likewise.
7558 (push_stmt_changes): Use type safe memory macros.
7559 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7560 keywords as variable names.
7561 (conditional_replacement): Likewise.
7562 (minmax_replacement): Likewise.
7563 (abs_replacement): Likewise.
7564 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7566 (insert_fake_stores): Avoid using C++ keywords as variable names.
7567 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7569 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7570 (heapvar_insert): Use type safe memory macros.
7571 (new_var_info): Cast according to the coding conventions.
7572 (new_constraint): Likewise.
7573 (remove_preds_and_fake_succs): Use type safe memory macros.
7574 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7576 (thread_single_edge): Likewise.
7577 (thread_through_loop_header): Likewise.
7579 2007-06-06 Eric Christopher <echristo@apple.com>
7581 * config/i386/i386.c (override_options): Move handling
7582 of TARGET_SUBTARGET* earlier.
7584 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7586 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7589 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7591 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7592 emited outside of basic block.
7593 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7595 * rtl.h (delete_insn_chain): Declaration changed.
7596 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7598 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7599 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7600 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7601 to delete_insn_chain.
7602 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7603 do not have bb field set.
7604 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7606 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7607 * cfgcleanup.c (try_optimize_cfg): Ditto.
7609 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7611 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7612 (lambda_body_vector_new): Use type safe memory macros.
7613 (lambda_linear_expression_new): Likewise.
7614 (lambda_loopnest_new): Likewise.
7615 (lambda_lattice_new): Likewise.
7616 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7617 conventions. Use type safe memory macros.
7618 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7619 (lambda_body_vector_s): Likewise.
7620 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7621 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7623 2007-06-06 Richard Guenther <rguenther@suse.de>
7625 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7626 if we need to schedule cfg_cleanup.
7627 (tree_ssa_forward_propagate_single_use_vars): Do so.
7629 2007-06-06 Ian Lance Taylor <iant@google.com>
7631 * fold-const.c (merge_ranges): If range_successor or
7632 range_predecessor fail, just return 0.
7634 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7636 PR tree-optimization/32216
7637 * tree-vectorizer.c (supportable_widening_operation): Determine
7638 signedness of FIX_TRUNC_EXPR from output operand.
7639 (supportable_narrowing_operation): Ditto.
7640 * tree-vect-generic.c (expand_vector_operations_1): Determine
7641 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7644 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7646 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7647 (struct pta): ...from here. Change flags to unsigned to avoid
7648 excessive casting (as it is used as a bit mask).
7649 (override_options): Add casts according to the coding convenventions.
7650 (x86_64_elf_unique_section): Likewise.
7651 (examine_argument): Avoid using C++ keywords as variable names.
7652 (construct_container): Likewise.
7653 (legitimize_pic_address): Likewise.
7654 (get_dllimport_decl): Cast according to the coding conventions. Use
7655 type safe memory macros.
7656 (legitimize_address): Cast according to the coding conventions.
7657 (emit_i387_cw_initialization): Corrected the type of slot to enum
7659 (ix86_init_machine_status): Use type safe memory macros.
7660 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7661 (bdesc_pcmpistr): Likewise.
7662 (bdesc_crc32): Likewise.
7663 (bdesc_sse_3arg): Likewise.
7664 (bdesc_2arg): Likewise.
7665 (bdesc_1arg): Likewise.
7666 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7667 (ix86_expand_sse_pcmpistr): Likewise.
7668 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7669 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7670 int to match the langhook definition.
7671 (ix86_builtin_conversion): Change the type of code to unsigned init to
7672 match the langhook definition.
7673 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7675 (ix86_preferred_output_reload_class): Likewise.
7676 (ix86_cannot_change_mode_class): Likewise.
7677 (ix86_memory_move_cost): Likewise.
7678 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7679 avoid excessive casting later on.
7680 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7682 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7684 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7685 as flags setting insn.
7686 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7688 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7691 (UNSPEC_ROUND): New.
7692 ("sse4_1_round<mode>2"): New insn pattern.
7693 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7695 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7696 expander using SSEMODEF mode macro. Expand using
7697 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7698 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7699 expander using SSEMODEF mode macro. Expand using
7700 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7701 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7702 expander using SSEMODEF mode macro. Expand using
7703 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7704 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7705 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7706 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7709 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7710 Sebastian Pop <sebpop@gmail.com>
7712 * lambda.h (build_linear_expr): New.
7713 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7714 Use build_linear_expr, call fold and force_gimple_operand.
7715 (lambda_loopnest_to_gcc_loopnest): Check that there is
7716 something to insert.
7717 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7719 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7721 PR preprocessor/23479
7722 * doc/extend.texi: Document the 0b-prefixed binary integer
7725 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7727 PR tree-optimization/32215
7728 * tree-vectorizer.c (supportable_widening_operation): Return false
7729 for unsupported FIX_TRUNC_EXPR tree code.
7730 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7732 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7734 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7735 register on SPE targets. Change documentation to reflect
7737 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7738 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7739 out of the register allocation pool.
7740 (rs6000_reg_live_or_pic_offset_p): New function.
7741 (rs6000_emit_prologue): Move the actual saving of LR up to free
7742 r0 for holding r11. Split saving of SPE 64-bit registers into
7743 its own case. Ensure that offsets will always be in-range for
7744 'evstdd' by using r11 as a scratch register to point at the start
7745 of the SPE save area. Save r11 if necessary, as it is the static
7747 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7748 into its own case. Ensure that offsets will always be in-range
7749 for 'evldd' by using r11 as a scratch register to point at the
7750 start of the SPE save area. Also adjust r11 when restoring
7751 the stack pointer to compensate for pre-loading r11.
7753 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7755 * cfg.c (init_flow): Use type safe memory macros.
7756 (alloc_block): Likewise.
7757 (unchecked_make_edge): Likewise.
7758 (dump_flow_info): Avoid using C++ keywords as variable names.
7759 (copy_original_table_clear): Cast according to the coding conventions.
7760 (copy_original_table_set): Likewise.
7761 * cfgexpand (label_rtx_for_bb): Likewise.
7762 (expand_gimple_basic_block): Likewise.
7763 * cfghooks.c (dump_bb): Likewise.
7764 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7766 (lv_add_condition_to_bb): Likewise.
7767 * cfglayout (relink_block_chain): Cast according to the coding
7769 (fixup_reorder_chain): Likewise.
7770 (fixup_fallthru_exit_predecessor): Likewise.
7771 * cfgloop.c (glb_enum_p): Likewise.
7772 (get_exit_description): Likewise.
7773 (dump_recorded_exit): Likewise.
7774 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7775 (struct loop): ... from here.
7776 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7778 * cfgrtl.c (rtl_create_basic_block): Likewise.
7779 (rtl_split_block): Likewise.
7780 (rtl_dump_bb): Likewise.
7781 (cfg_layout_split_block): Likewise.
7782 (init_rtl_bb_info): Use typesafe memory macros.
7784 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7785 * graphds.h: Updated all usages of edge to graph_edge.
7786 * graphds.c: Likewise.
7787 * cfgloopanal.c: Likewise.
7789 2007-06-05 Ian Lance Taylor <iant@google.com>
7791 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7792 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7793 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7795 (test_for_singularity): Likewise.
7797 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7799 * config/i386/constraints.md ("Y2"): Replaced by ...
7801 * config/i386/i386.md: Likewise.
7802 * config/i386/mmx.md: Likewise.
7803 * config/i386/sse.md: Likewise.
7805 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7807 * config/i386/constraints.md ("z"): Replaced by ...
7809 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7810 (sse4_1_blendvps): Likewise.
7811 (sse4_1_pblendvb): Likewise.
7812 (sse4_2_pcmpestr): Likewise.
7813 (sse4_2_pcmpestrm): Likewise.
7814 (sse4_2_pcmpestr_cconly): Likewise.
7815 (sse4_2_pcmpistr): Likewise.
7816 (sse4_2_pcmpistrm): Likewise.
7817 (sse4_2_pcmpistr_cconly): Likewise.
7819 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7821 * matrix-reorg.c (transform_access_sites): Fix computation.
7822 (transform_allocation_sites): Same.
7824 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7826 * config/i386/i386.c (override_options): Use
7827 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7829 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7831 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7832 (nonimm_not_xmm0_operand): Ditto.
7833 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7834 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7835 as operand[2] predicate. Require "z" class XMM register for
7836 operand[3]. Adjust asm template.
7837 ("sse4_1_blendvpd"): Ditto.
7838 ("sse4_1_pblendvb"): Ditto.
7839 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7840 force op2 into xmm0 register for variable blend instructions.
7842 2007-06-04 Tom Tromey <tromey@redhat.com>
7844 * c-tree.h (start_enum): Update.
7845 (build_enumerator): Likewise.
7846 * c-decl.c (enum_next_value): Removed.
7847 (enum_overflow): Likewise.
7848 (start_enum): Add c_enum_contents argument. Don't use globals.
7849 (build_enumerator): Likewise.
7850 * c-tree.h (struct c_enum_contents): New struct.
7852 2007-06-04 Tom Tromey <tromey@redhat.com>
7854 * c-common.c (c_common_get_alias_set): Fix indentation.
7856 2007-06-04 Ian Lance Taylor <iant@google.com>
7858 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7859 to overflow, reduce overflow infinity to regular infinity.
7860 (vrp_var_may_overflow): New static function.
7861 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7863 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7865 * stor-layout.c (layout_type): Remove duplicate code.
7867 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7870 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
7871 before build_common_builtin_nodes ().
7873 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7876 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7878 2007-06-04 Jan Hubicka <jh@suse.cz>
7880 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7881 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7882 instead of _stat version.
7884 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7886 PR tree-optimization/32194
7887 * tree-predcom.c (determine_offset): Check that both references have
7890 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7892 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7893 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7894 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7895 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7896 Add argument to iterate_fix_dominators call.
7897 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7898 * gcse.c (hoist_code): Change domby to vector.
7899 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7900 Add argument to iterate_fix_dominators call.
7901 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7902 recompute_dominator.
7903 * lambda-code.c (perfect_nestify): Ditto.
7904 * cfgloopanal.c: Include graphds.h.
7905 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7906 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7907 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7909 * graphds.c: New file.
7910 * graphds.h: New file.
7911 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7912 (get_dominated_by, get_dominated_by_region): Change return type to
7914 (verify_dominators): Recompute all dominators and compare the results.
7915 (recount_dominator): Renamed to ...
7916 (recompute_dominator): ... this. Do not check that the block is
7918 (iterate_fix_dominators): Reimplemented.
7919 (prune_bbs_to_update_dominators, root_of_dom_tree,
7920 determine_dominators_for_sons): New functions.
7921 * et-forest.c (et_root): New function.
7922 * et-forest.h (et_root): Declare.
7923 * Makefile.in (graphds.o): Add.
7924 (cfgloopanal.o): Add graphds.h dependency.
7925 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7926 * basic-block.h (get_dominated_by, get_dominated_by_region,
7927 iterate_fix_dominators): Declaration changed.
7928 (recount_dominator): Renamed to ...
7929 (recompute_dominator): ... this.
7930 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7931 (thread_through_all_blocks): Do not free dominance info.
7933 2007-06-03 Andreas Schwab <schwab@suse.de>
7935 * config/m68k/m68k.c (override_options): Don't override
7937 * config/m68k/m68k-modes.def (SF, DF): Define to use
7938 motorola_single_format and motorola_double_format, resp.
7939 * real.c (motorola_single_format): Renamed from
7940 coldfire_single_format.
7941 (motorola_double_format): Renamed from coldfire_double_format.
7942 (encode_ieee_extended): Generate a proper canonical NaN image
7943 respecting canonical_nan_lsbs_set.
7944 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7946 * real.h: Adjust declarations.
7948 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7951 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7952 the symbol is generated with the stack protector.
7954 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7956 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7957 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7959 * doc/extend.texi (interrupt): Mention m68k.
7961 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7963 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7964 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7965 (ix86_expand_sse_pcmpestr): Do not check operands for
7966 "register_operand", when insn operand predicate is "register_operand".
7967 (ix86_expand_sse_pcmpistr): Ditto.
7969 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7970 Uros Bizjak <ubizjak@gmail.com>
7972 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7973 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7974 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7975 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7976 * config/i386/constraints.md ("z"): New register constraint
7977 for members of SSE_FIRST_REG class.
7978 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7979 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7980 SSE_FIRST_REG class.
7981 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7982 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7983 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7984 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7985 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7986 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7987 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7988 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7989 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7990 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7991 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7992 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7993 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7994 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7995 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7996 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7997 (struct builtin_description): Change "flag" field to unsigned.
7998 (bdesc_pcmpestr): New builtin description table.
7999 (bdesc_pcmpistr): Likewise.
8000 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8001 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8002 Initialize pcmp[ei]str[im] insns for SSE4.2.
8003 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8004 (ix86_expand_sse_pcmpistr): Likewise.
8005 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8006 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8007 (UNSPEC_PCMPISTR): Likewise.
8008 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8009 (sse4_2_pcmpestri):New isns pattern.
8010 (sse4_2_pcmpestrm): Likewise.
8011 (sse4_2_pcmpestr_cconly): Likewise.
8012 (sse4_2_pcmpistr): New insn patern and splitter.
8013 (sse4_2_pcmpistri):New isns pattern.
8014 (sse4_2_pcmpistrm): Likewise.
8015 (sse4_2_pcmpistr_cconly): Likewise.
8016 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8019 2007-06-01 David Daney <ddaney@avtrex.com>
8021 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8022 LOADGP_ABSOLUTE and not binds_local_p.
8024 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8026 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8028 2007-06-01 Ian Lance Taylor <iant@google.com>
8030 * tree-vrp.c (compare_name_with_value): Always set
8031 used_strict_overflow if we get a result from the variable itself.
8033 2007-06-01 Ian Lance Taylor <iant@google.com>
8035 PR rtl-optimization/31455
8036 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8037 subregs which have a cast between modes which are not tieable.
8039 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8041 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8042 breaks after return statements.
8044 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8046 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8047 only after no_new_pseudos.
8049 2007-05-31 Eric Christopher <echristo@apple.com>
8051 * expr.c (convert_move): Assert that we don't have a BLKmode
8053 (store_expr): Handle BLKmode moves by calling emit_block_move.
8055 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8057 * c-typeck.c (build_indirect_ref): Include type in error message.
8058 (build_binary_op): Pass types to binary_op_error.
8059 * c-common.c (binary_op_error): Take two type arguments, print out
8061 * c-common.h (binary_op_error): Update prototype.
8063 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8065 * config/i386/i386.c: Correct coments on -mno-sse4.
8067 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8069 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8070 (x86_64-*-*): Likewise.
8071 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8072 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8073 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8074 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8075 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8076 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8077 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8078 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8079 (OPTION_MASK_ISA_SSE4): Likewise.
8080 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8081 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8082 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8083 (override_options): Support SSE4.2.
8084 (ix86_build_const_vector): Support SImode and DImode.
8085 (ix86_build_signbit_mask): Likewise.
8086 (ix86_expand_int_vcond): Support V2DImode.
8087 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8088 (IX86_BUILTIN_CRC32HI): Likewise.
8089 (IX86_BUILTIN_CRC32SI): Likewise.
8090 (IX86_BUILTIN_CRC32DI): Likewise.
8091 (IX86_BUILTIN_PCMPGTQ): Likewise.
8092 (bdesc_crc32): Likewise.
8093 (bdesc_sse_3arg): Likewise.
8094 (ix86_expand_crc32): Likewise.
8095 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8096 (ix86_expand_builtin): Likewise.
8097 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8098 __SSE4_2__ for -msse4.2.
8099 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8100 (CRC32MODE): Likewise.
8101 (crc32modesuffix): Likewise.
8102 (crc32modeconstraint): Likewise.
8103 (sse4_2_crc32<mode>): Likewise.
8104 (sse4_2_crc32di): Likewise.
8105 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8107 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8108 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8109 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8110 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8111 (vcondu<mode>): Likewise.
8112 * doc/extend.texi: Document SSE4.2 built-in functions.
8113 * doc/invoke.texi: Document -msse4.2/-msse4.
8115 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8117 PR tree-optimization/32160
8118 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8119 variable as gimple reg.
8120 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8122 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8124 * gcc.c (main): Don't consider linker options when issuing the
8125 warning about a linker input file not being used.
8127 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8129 * tree-vrp.c (compare_names): Initialize sop.
8131 2007-05-30 Dirk Mueller <dmueller@suse.de>
8133 * cgraphunit.c (cgraph_analyze_function): Remove
8134 computation of inline parameters.
8136 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8138 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8140 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8142 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8143 Add vx-common.h. Include vxworks.h between vx-common.h and
8145 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8147 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8148 (TARGET_ASM_DESTRUCTOR): Likewise.
8149 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8150 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8151 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8152 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8153 (VXWORKS_ENDIAN_SPEC): Define.
8154 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8155 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8156 VXWORKS_* equivalents.
8157 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8158 (ASM_FILE_START): Delete.
8159 (TARGET_VERSION): Reformat.
8160 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8161 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8162 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8163 (FPBIT, DPBIT): Define.
8164 (fp-bit.c, dp-bit.c): New rules.
8165 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8166 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8167 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8168 * config/arm/arm.h: Include vxworks-dummy.h.
8169 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8170 Mark with ATTRIBUTE_UNUSED.
8171 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8172 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8173 make it incompatible with -msingle-pic-base.
8174 (arm_function_ok_for_sibcall): Return false for calls that might
8175 go through a VxWorks PIC PLT entry.
8176 (require_pic_register): New function, split out from...
8177 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8179 (arm_load_pic_register): Handle the VxWorks RTP initialization
8180 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8181 (arm_emit_call_insn): New function.
8182 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8183 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8184 (pic_offset_arm): New pattern.
8185 (call, call_value): Use arm_emit_call_insn.
8186 (call_internal, call_value_internal): New expanders.
8187 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8188 VxWorks unless __PIC__.
8190 2007-05-30 Eric Christopher <echristo@gmail.com>
8192 * genrecog.c: Include regs.h in generated file.
8193 * genemit.c: Ditto. Fix up formatting.
8194 * config/mn10300/constraints.md: New.
8195 * config/mn10300/mn10300.md: Include.
8196 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8197 Fix up for removed macro.
8198 * config/mn10300/predicates.md (call_address_operand): Ditto.
8199 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8200 (CONST_OK_FOR_I): Ditto.
8201 (CONST_OK_FOR_J): Ditto.
8202 (CONST_OK_FOR_K): Ditto.
8203 (CONST_OK_FOR_L): Ditto.
8204 (CONST_OK_FOR_M): Ditto.
8205 (CONST_OK_FOR_N): Ditto.
8206 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8210 (EXTRA_CONSTRAINT): Ditto.
8212 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8214 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8216 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8217 OPTION_MASK_ISA_64BIT.
8218 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8220 2007-05-30 Richard Guenther <rguenther@suse.de>
8223 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8224 types for comparison.
8225 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8226 with original typed arguments.
8227 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8229 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8231 PR tree-optimization/31769
8232 * except.c (duplicate_eh_regions): Clear prev_try if
8233 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8235 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8237 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8238 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8239 bsi of the location where statements should be inserted.
8240 (sink_code_in_bb): Take bsi from statement_sink_location.
8241 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8242 instead of bsi_start.
8243 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8245 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8246 (bsi_move_before): Document inconsistency with bsi_move_after.
8247 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8249 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8251 * config/i386/i386.h (TARGET_ABM): New define.
8252 (TARGET_POPCNT): Ditto.
8253 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8254 New temporary defines to redefine from OPTION_ISA_* defines.
8255 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8256 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8257 (ix86_isa_flags): New extern int declaration.
8258 (TARGET_SUBTARGET_DEFAULT): New define.
8259 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8260 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8261 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8262 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8263 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8264 * config/i386/darwin.h: Change TARGET_64BIT define to
8267 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8268 using existing "ix86_isa_flags" varible.
8269 (m32, m64): Use existing "ix86_isa_flags" variable.
8270 (mmmx, m3dnow): Ditto.
8271 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8272 (mabm): Define as non-negative option using "x86_abm" variable.
8273 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8275 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8276 Rewrite feature test bitmap.
8277 (ix86_isa_flags): New initialized global int varible.
8278 (ix86_isa_flags_explicit): New static int variable.
8279 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8280 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8281 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8282 target_flags_explicit.
8283 (override_options): Remove "target_enable" and "target_disable" fields
8284 from "struct ptt". Update processor_target_table accordingly. Remove
8285 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8286 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8287 "target_flags" and "ix86_isa_flags_explicit" instead of
8288 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8289 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8290 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8291 to true when either of PTA_POPCNT or PTA_ABM is set in
8292 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8293 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8294 processor_alias_table flags entry. Remove handling of
8295 "target_enable" and "target_disable" fields of processor_target_table.
8296 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8297 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8298 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8299 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8300 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8302 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8304 2007-05-29 David Daney <ddaney@avtrex.com>
8307 * config/mips/mips.c (mips_output_mi_thunk): Emit
8308 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8310 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8311 * config/i386/i386.c (ix86_function_regparm): Added checking of
8312 ix86_force_align_arg_pointer to determine the number of
8313 register parameters.
8315 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8317 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8318 (SET_DR_MISALIGNMENT): New.
8319 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8320 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8321 Use SET_DR_MISALIGNMENT.
8322 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8324 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8325 find_loop_nest): Export.
8326 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8327 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8328 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8329 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8331 (struct mem_ref): Add field reuse_distance.
8332 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8333 Initialize reuse_distance field.
8334 (issue_prefetch_ref): Select temporality of prefetch according to
8336 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8337 self_reuse_distance, determine_loop_nest_reuse): New functions.
8338 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8339 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8340 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8343 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8345 * tree-ssa-alias.c: Add aliasing overview.
8347 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8348 Danny Smith <dannysmith@users.sourceforge.net>
8351 * config/i386/t-crtfm: Compile crtfastmath.o with
8352 -minline-all-stringops.
8353 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8354 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8356 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8358 * doc/md.texi: Document constraints on HP PA-RISC.
8360 * pa/constraints.md: New file.
8361 * pa.md: Include constraints.md.
8362 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8363 (integer_store_memory_operand, ldil_cint_p): New functions.
8364 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8365 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8366 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8367 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8368 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8370 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8373 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8374 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8375 case POSTDECREMENT_EXPR>): Return the error_mark_node
8376 if either the real or imaginary parts would an
8379 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8381 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8382 name when we remove it from a call.
8384 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8386 * targhooks.c (default_narrow_bitfield): Remove.
8387 * targhooks.h: Remove the prototype for
8388 default_narrow_bitfield.
8390 * langhooks-def.h: Remove the prototype for
8391 hook_get_alias_set_0.
8392 * langhooks.c (hook_get_alias_set_0): Remove.
8394 * global.c (EXECUTE_IF_CONFLICT): Remove.
8396 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8399 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8400 return true when truth_value_p is true and the type
8403 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8405 * doc/install.texi (Prerequisites): We no longer require Autoconf
8406 2.13 for the top-level.
8408 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8410 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8411 memory access via x86_expand_vector_move_misalign() only for
8412 TImode values on 32-bit targets.
8414 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8416 * matrix-reorg.c: New file. Implement matrix flattening and
8417 transposing optimization.
8418 * tree-pass.h: Add matrix reorg pass.
8419 * common.opt: Add fipa-mreorg flag.
8420 * Makefile.in: Add matrix-reorg.c.
8421 * passes.c: Add matrix reorg pass.
8422 * varpool.c (add_new_static_var): New function.
8423 * cgraph.h (add_new_static_var): Declare.
8425 2007-05-27 Eric Christopher <echristo@apple.com>
8427 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8428 sp_offset depending on stack size. Save r12 depending
8429 on registers we're saving later.
8430 (rs6000_emit_epilogue): Update sp_offset depending only
8433 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8435 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8436 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8437 * ifcvt.c (if_convert): Ditto.
8438 * tree-ssa-threadupdate.c (thread_block): Ditto.
8439 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8440 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8441 verify_loop_closed_ssa): Check number_of_loops instead of
8443 * predict.c (tree_estimate_probability): Ditto.
8444 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8445 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8446 * modulo-sched.c (sms_schedule): Ditto.
8447 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8448 (scev_finalize): Do not do anything if scev analysis was not
8450 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8451 current_loops == NULL.
8452 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8453 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8455 (loop_optimizer_finalize): Assert that loops were analyzed.
8456 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8457 rtl_doloop): Check number_of_loops instead of current_loops.
8458 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8459 current_loops == NULL.
8460 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8461 gate_tree_vectorize tree_linear_transform, check_data_deps,
8462 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8463 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8464 Check number_of_loops instead of current_loops.
8465 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8466 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8467 free loops if available.
8468 (execute_pre): Do not pass do_fre to fini_pre.
8470 2007-05-27 Tobias Burnus <burnus@net-b.de>
8473 * real.c (mpfr_from_real): Fix sign of -Inf.
8475 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8477 * tree-vect-transform.c (vectorizable_conversion): Initialize
8478 tree_code variables to ERROR_MARK.
8479 (vectorizable_type_demotion): Likewise.
8480 (vectorizable_type_promotion): Likewise.
8482 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.md (movti): Handle push operands via
8488 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8490 * basic-block.h: Remove the prototype for merge_seq_blocks.
8491 * cfgcleanup.c (merge_seq_blocks): Remove.
8493 * tree-flow.h: Remove the prototype for is_aliased_with.
8494 * tree-ssa-alias.c (is_aliased_with): Remove.
8496 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8498 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8500 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8502 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8503 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8504 (vec_unpacks_hi_v16qi): Likewise.
8505 (vec_unpacku_lo_v16qi): Likewise.
8506 (vec_unpacks_lo_v16qi): Likewise.
8507 (vec_unpacku_hi_v8hi): Likewise.
8508 (vec_unpacks_hi_v8hi): Likewise.
8509 (vec_unpacku_lo_v8hi): Likewise.
8510 (vec_unpacks_lo_v8hi): Likewise.
8511 (vec_unpacku_hi_v4si): Likewise.
8512 (vec_unpacks_hi_v4si): Likewise.
8513 (vec_unpacku_lo_v4si): Likewise.
8514 (vec_unpacks_lo_v4si): Likewise.
8516 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8518 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8519 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8520 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8521 follow spelling conventions in various
8522 warning/error/diagnostic messages.
8524 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8525 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8526 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8527 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8528 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8529 * doc/tm.texi: Follow spelling conventions.
8531 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8534 * tree-ssa-forwprop.c
8535 (forward_propagate_addr_into_variable_array_index): Remove
8536 the lhs argument. Use the type of def_rhs instead of lhs.
8537 (forward_propagate_addr_expr_1): Update use of
8538 forward_propagate_addr_into_variable_array_index.
8540 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8541 Nigel Stephens <nigel@mips.com>
8543 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8544 function attributes, "far" being an alias for "long_call".
8545 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8546 (mips_near_type_p, mips_far_type_p): New.
8547 (mips_comp_type_attributes): New function to check that attributes
8548 attached to a function type are compatible.
8549 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8550 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8551 to the target function of the thunk.
8552 (mips_encode_section_info): Check for "near" and "far" function
8553 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8555 * config/mips/predicates.md (const_call_insn_operand): Test only
8556 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8558 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8561 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8562 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8563 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8564 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8566 2007-05-25 Eric Christopher <echristo@apple.com>
8568 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8569 to x86-darwin configurations.
8570 * config/i386/t-darwin: Add softfp support.
8571 * config/i386/t-darwin64: Ditto.
8572 * config/i386/sfp-machine.h: If mach then don't use
8573 aliasing, emit a stub to call.
8575 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8577 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8578 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8579 tree-predcom.c, tree-ssa-alias-warnings.c,
8580 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8581 comment typos. Follow spelling conventions.
8582 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8584 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8587 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8588 constants into memory. Expand unaligned memory references for
8589 SSE modes via x86_expand_vector_move_misalign() function.
8591 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8593 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8594 "memory" attribute for "sseishft" type insn without operands[2].
8596 2007-05-25 Dirk Mueller <dmueller@suse.de>
8597 Marcus Meissner <meissner@suse.de>
8599 * doc/extend.texi (alloc_size): New attribute.
8600 * c-common.c (handle_alloc_size_attribute): New.
8601 * tree-object-size.c (alloc_object_size): Use alloc_size
8602 attribute, if available.
8604 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8606 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8608 (__builtin_ia32_vec_ext_v2di): Likewise.
8609 (__builtin_ia32_vec_ext_v4si): Likewise.
8610 (__builtin_ia32_vec_ext_v8hi): Likewise.
8611 (__builtin_ia32_vec_ext_v16qi): Likewise.
8612 (__builtin_ia32_vec_set_v8hi): Likewise.
8614 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8616 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8618 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8620 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8621 (arm_is_longcall_p): Rename to...
8622 (arm_is_long_call_p): ...this. Take a single tree argument and
8624 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8625 (CUMULATIVE_ARGS): Remove call_cookie.
8626 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8627 (ENCODED_LONG_CALL_ATTR_P): Delete.
8628 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8629 LONG_CALL_FLAG_CHAR cases.
8630 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8631 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8632 ARM_DECLARE_FUNCTION_SIZE.
8633 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8634 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8635 (arm_encode_call_attribute, current_file_function_operand): Delete.
8636 (arm_function_in_section_p): New function.
8637 (arm_is_longcall_p): Rename to...
8638 (arm_is_long_call_p): ...this. Take the target function as a single
8639 argument and return a bool. Do not rely on call cookies. Check
8640 whether the target symbol is in the same section as the current
8641 function, not just the same compilation unit.
8642 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8643 (arm_encode_section_info): Don't encode a call type.
8644 * config/arm/arm.md (call, call_value): Update calls to
8645 arm_is_long(_)call_p. Simplify logic.
8646 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8647 Update calls to arm_is_long(_)call_p.
8649 2007-05-25 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/31982
8652 * tree-ssa-forwprop.c
8653 (forward_propagate_addr_into_variable_array_index): Handle arrays
8654 with element size one.
8656 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8658 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8659 (umulsi3_highpart): Likewise.
8661 2007-05-24 Ian Lance Taylor <iant@google.com>
8663 PR rtl-optimization/32069
8664 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8667 2007-05-24 Ollie Wild <aaw@google.com>
8669 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8672 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8674 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8675 (oprs_unchanged_p): Use it to check all registers in a REG.
8676 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8677 (reg_set_between_after_reload_p): Delete.
8678 (reg_used_between_after_reload_p): Likewise.
8679 (reg_set_or_used_since_bb_start): Likewise.
8680 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8681 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8682 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8683 * rtlanal.c (reg_set_p): Check whether REG overlaps
8684 regs_invalidated_by_call, rather than just checking the
8685 membership of REGNO (REG).
8687 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8689 * doc/passes.texi: Document predictive commoning.
8690 * doc/invoke.texi (-fpredictive-commoning): Document.
8691 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8692 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8693 adding indices to the generated name.
8694 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8695 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8696 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8697 (op_symbol_code): ... and exported.
8698 (dump_omp_clause, op_symbol): Use op_symbol_code
8699 instead of op_symbol_1.
8700 * tree-pass.h (pass_predcom): Declare.
8701 * timevar.def (TV_PREDCOM): New timevar.
8702 * tree-ssa-loop.c (run_tree_predictive_commoning,
8703 gate_tree_predictive_commoning, pass_predcom): New.
8704 * tree-data-ref.c (find_data_references_in_loop): Find the
8705 references in dominance order.
8706 (canonicalize_base_object_address): Ensure that the result has
8708 (dr_analyze_innermost): Export.
8709 (create_data_ref): Code to fail for references with invariant
8711 (find_data_references_in_stmt): ... here.
8712 * tree-data-ref.h (dr_analyze_innermost): Declare.
8713 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8714 (aff_combination_find_elt, name_expansion_hash,
8715 name_expansion_eq, tree_to_aff_combination_expand,
8716 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8718 * tree-affine.h (aff_combination_constant_multiple_p,
8719 tree_to_aff_combination_expand): Declare.
8720 * tree-predcom.c: New file.
8721 * common.opt (fpredictive-commoning): New option.
8722 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8723 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8724 * Makefile.in (tree-predcom.o): Add.
8725 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8726 * passes.c (init_optimization_passes): Add dceloop after
8727 copy propagation in loop optimizer. Add predictive commoning
8728 to loop optimizer passes.
8730 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8732 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8735 2007-05-24 Jan Hubicka <jh@suse.cz>
8737 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8739 (genheader): Include statistics.h.
8741 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8743 * print-rtl.c (flag_dump_unnumbered): Update comments.
8744 (print_rtl): Fix my previous change.
8745 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8748 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8751 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8753 (thread_through_all_blocks): Call initialize_original_copy_tables
8754 and free_original_copy_tables.
8755 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8757 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8758 * cfghooks.c (duplicate_block): Use get_loop_copy.
8759 * cfg.c: Include cfgloop.h.
8760 (loop_copy): New hash table.
8761 (initialize_original_copy_tables): Initialize loop_copy table.
8762 (free_original_copy_tables): Free loop_copy table.
8763 (copy_original_table_clear, copy_original_table_set,
8764 set_loop_copy, get_loop_copy): New functions.
8765 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8766 * cfgloop.h (struct loop): Remove copy field.
8767 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8768 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8770 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8772 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8773 -msse/-msse2/-msse3.
8775 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8777 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8778 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8780 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8783 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8784 * targhooks.h (default_mangle_decl_assembler_name): Declare
8786 * targhooks.c (default_mangle_decl_assembler_name): Define
8788 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8790 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8791 * langhooks.c (lhd_set_decl_assembler_name): Call
8792 targetm.mangle_decl_assembler_name for names with global scope.
8794 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8796 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8797 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8799 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8800 New. Factored out of i386_pe_encode_section_info.
8801 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8802 Move check for prior decoration of stdcall
8803 symbols to i386_pe_encode_section_info.
8804 (i386_pe_encode_section_info): Adjust call to
8805 gen_stdcall_or_fastcall_suffix. Use
8806 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8807 (i386_pe_mangle_decl_assembler_name): New. Wrap
8808 i386_pe_maybe_mangle_decl_assembler_name.
8810 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8812 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8813 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8814 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8815 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8816 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8819 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8820 Nigel Stephens <nigel@mips.com>
8821 Richard Sandiford <richard@codesourcery.com>
8823 Fix up MIPS16 hard float and add support for complex.
8825 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8826 (TARGET_SOFT_FLOAT_ABI): New.
8827 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8828 __mips_soft_float to reflect the ABI in use, not whether the
8829 FPU is directly accessible (e.g., in MIPS16 mode).
8830 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8831 (UNITS_PER_FPVALUE): Likewise.
8833 * config/mips/mips.c (mips_expand_call): Remove redundant
8834 TARGET_MIPS16 check.
8835 (mips_arg_regno): New.
8836 (function_arg_advance): When setting bits in cum->fp_code for
8837 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8839 (function_arg): Use mips_arg_regno.
8840 (mips_return_mode_in_fpr_p): New.
8841 (mips16_call_stub_mode_suffix): New.
8842 (mips16_cfun_returns_in_fpr_p): New.
8843 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8844 (mips_output_function_prologue): Test mips16_hard_float, not
8845 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8846 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8847 return value into a floating-point register.
8848 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8849 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8850 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8851 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8852 word of double arguments from or to the high bits of 64-bit
8853 floating point registers.
8854 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8855 (mips16_fpret_double): New helper function.
8856 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8857 support for complex modes. Fill in DECL_RESULT for stubdecl.
8858 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8860 * config/mips/mips16.S
8861 (RET, ARG1, ARG2): New.
8862 (MERGE_GPRf, MERGE_GPRt): New.
8863 (DELAYt, DELAYf): New.
8864 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8865 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8866 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8867 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8868 (SFOP): Renamed to...
8869 (OPSF3): This, and macro-ified. Updated all uses.
8870 (SFOP2): Renamed to...
8871 (OPSF2): This, and macro-ified. Updated all uses.
8872 (SFCMP): Renamed to...
8873 (CMPSF): This, and macro-ified. Updated all uses.
8874 (SFREVCMP): Renamed to...
8875 (REVCMPSF): This, and macro-ified. Updated all uses.
8876 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8877 (LDDBL1, LDDBL2, RETDBL): Deleted.
8878 (DFOP): Renamed to...
8879 (OPDF3): This, and macro-ified. Updated all uses.
8880 (DFOP2): Renamed to...
8881 (OPDF2): This, and macro-ified. Updated all uses.
8882 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8883 (DFCMP): Renamed to...
8884 (CMPDF): This, and macro-ified. Updated all uses.
8885 (DFREVCMP): Renamed to...
8886 (REVCMPDF): This, and macro-ified. Updated all uses.
8887 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8888 (RET_FUNCTION): New.
8889 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8890 (__mips16_ret_sc, __mips16_ret_dc): New.
8891 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8892 STUB_ARGS_6, STUB_ARGS_10): New.
8893 (CALL_STUB_NO_RET): New.
8894 (__mips16_call_stub_1): Macro-ified.
8895 (__mips16_call_stub_5): Macro-ified.
8896 (__mips16_call_stub_2): Macro-ified.
8897 (__mips16_call_stub_6): Macro-ified.
8898 (__mips16_call_stub_9): Macro-ified.
8899 (__mips16_call_stub_10): Macro-ified.
8900 (CALL_STUB_RET): New.
8901 (__mips16_call_stub_sf_0): Macro-ified.
8902 (__mips16_call_stub_sf_1): Macro-ified.
8903 (__mips16_call_stub_sf_5): Macro-ified.
8904 (__mips16_call_stub_sf_2): Macro-ified.
8905 (__mips16_call_stub_sf_6): Macro-ified.
8906 (__mips16_call_stub_sf_9): Macro-ified.
8907 (__mips16_call_stub_sf_10): Macro-ified.
8908 (__mips16_call_stub_df_0): Macro-ified.
8909 (__mips16_call_stub_df_1): Macro-ified.
8910 (__mips16_call_stub_df_5): Macro-ified.
8911 (__mips16_call_stub_df_2): Macro-ified.
8912 (__mips16_call_stub_df_6): Macro-ified.
8913 (__mips16_call_stub_df_9): Macro-ified.
8914 (__mips16_call_stub_df_10): Macro-ified.
8915 (__mips16_call_stub_sc_0): New.
8916 (__mips16_call_stub_sc_1): New.
8917 (__mips16_call_stub_sc_5): New.
8918 (__mips16_call_stub_sc_2): New.
8919 (__mips16_call_stub_sc_6): New.
8920 (__mips16_call_stub_sc_9): New.
8921 (__mips16_call_stub_sc_10): New.
8922 (__mips16_call_stub_dc_0): New.
8923 (__mips16_call_stub_dc_1): New.
8924 (__mips16_call_stub_dc_5): New.
8925 (__mips16_call_stub_dc_2): New.
8926 (__mips16_call_stub_dc_6): New.
8927 (__mips16_call_stub_dc_9): New.
8928 (__mips16_call_stub_dc_10): New.
8930 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8931 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8932 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8934 2007-05-23 Ian Lance Taylor <iant@google.com>
8936 * doc/invoke.texi (Invoking GCC): Document that the order of the
8939 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8942 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8943 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8944 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8948 * config/score/score.c (score_print_operand): Make sure that only
8949 lower bits are used.
8951 2007-05-22 Ian Lance Taylor <iant@google.com>
8953 * tree-vrp.c (avoid_overflow_infinity): New static function,
8954 broken out of set_value_range_to_value.
8955 (set_value_range_to_value): Call avoid_overflow_infinity.
8956 (extract_range_from_assert): Likewise.
8958 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8961 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8962 change the type before looking for a COMPOUND_EXPR.
8964 2007-05-22 Ian Lance Taylor <iant@google.com>
8966 * lower-subreg.c (decompose_multiword_subregs): If we change an
8967 insn, call remove_retval_note on it.
8969 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8971 * regs.h (end_hard_regno): New function.
8972 (END_HARD_REGNO, END_REGNO): New macros.
8973 (add_to_hard_reg_set): New function.
8974 (remove_from_hard_reg_set): Likewise.
8975 (in_hard_reg_set_p): Likewise.
8976 (overlaps_hard_reg_set_p): Likewise.
8977 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8978 (note_btr_set): Use END_HARD_REGNO.
8979 * caller-save.c (setup_save_areas): Use end_hard_regno.
8980 (mark_set_regs): Use END_HARD_REGNO.
8981 (add_stored_regs): Use end_hard_regno.
8982 (mark_referenced_regs): Use add_to_hard_reg_set.
8983 * combine.c (update_table_tick): Use END_REGNO.
8984 (record_value_for_reg): Likewise.
8985 (record_dead_and_set_regs): Likewise.
8986 (get_last_value_validate): Likewise.
8987 (use_crosses_set_p): Likewise.
8988 (reg_dead_at_p_1): Likewise.
8989 (reg_dead_at_p): Likewise.
8990 (mark_used_regs_combine): Use add_to_hard_reg_set.
8991 (move_deaths): Use END_HARD_REGNO.
8992 (reg_bitfield_target_p): Use end_hard_regno.
8993 (distribute_notes): Use END_HARD_REGNO.
8994 * cse.c (mention_regs): Use END_REGNO.
8995 (insert): Use add_to_hard_reg_set.
8996 (invalidate): Use END_HARD_REGNO.
8997 (invalidate_for_call): Likewise.
8998 (exp_equiv_p): Use END_REGNO.
8999 (cse_insn): Likewise.
9000 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9001 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9002 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9003 * function.c (keep_stack_depressed): Use end_hard_regno.
9004 * global.c (global_alloc): Use end_hard_regno.
9005 (global_conflicts): Use add_to_hard_reg_set instead of
9007 (find_reg): Likewise.
9008 (mark_reg_store): Likewise.
9009 (mark_reg_conflicts): Likewise.
9010 (mark_reg_death): Use remove_from_hard_reg_set.
9011 (mark_reg_live_nc): Delete.
9012 (set_preference): Use end_hard_regno.
9013 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9014 remove_from_hard_reg_set.
9015 (post_mark_life): Use add_to_hard_reg_set.
9016 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9017 (reg_becomes_live): Use add_to_hard_reg_set.
9018 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9019 (peep2_find_free_register): Use add_to_hard_reg_set.
9020 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9021 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9022 * regrename.c (note_sets): Use add_to_hard_reg_set.
9023 (clear_dead_regs): Use remove_from_hard_reg_set.
9024 (regrename_optimize): Use add_to_hard_reg_set.
9025 (find_oldest_value_reg): Use in_hard_reg_set_p.
9026 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9027 (hard_reg_set_here_p): Use end_hard_regno.
9028 (decompose): Likewise.
9029 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9030 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9031 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9032 (mark_home_live): Use end_hard_regno.
9033 (spill_hard_reg): Likewise.
9034 (clear_reload_reg_in_use): Likewise.
9035 * reorg.c (delete_prior_computation): Use END_REGNO.
9036 * resource.c (update_live_status): Use END_HARD_REGNO.
9037 (mark_referenced_resources): Use add_to_hard_reg_set.
9038 (mark_set_resources): Likewise.
9039 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9040 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9041 (reg_overlap_mentioned_p): Likewise.
9042 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9043 (covers_regno_no_parallel_p): Use END_REGNO.
9044 (find_regno_note): Likewise.
9045 (find_reg_fusage): Use END_HARD_REGNO.
9046 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9047 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9049 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9051 * mode-switching.c (reg_dies): Change type of second argument to
9053 (optimize_mode_switching): Update accordingly.
9055 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9057 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9059 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9060 (hard_reg_set_empty_p): ...these new functions.
9061 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9062 GO_IF_HARD_REG_SUBSET.
9063 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9064 instead of GO_IF_HARD_REG_EQUAL.
9065 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9066 instead of GO_IF_HARD_REG_EQUAL.
9067 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9068 GO_IF_HARD_REG_SUBSET.
9069 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9070 GO_IF_HARD_REG_EQUAL.
9071 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9072 of GO_IF_HARD_REG_SUBSET.
9073 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9074 instead of GO_IF_HARD_REG_EQUAL.
9075 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9076 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9077 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9078 of GO_IF_HARD_REG_SUBSET,
9079 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9080 GO_IF_HARD_REG_SUBSET.
9081 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9082 instead of GO_IF_HARD_REG_EQUAL.
9083 * config/sh/sh.c (push_regs, calc_live_regs): Use
9084 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9085 (hard_regs_intersect_p): Delete.
9087 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9089 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9091 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9092 Richard Henderson <rth@redhat.com>
9094 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9096 (x86_64-*-*): Likewise.
9098 * i386/i386-modes.def (V2QI): New.
9100 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9102 (override_options): Support SSE4.1.
9103 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9104 (IX86_BUILTIN_BLENDPS): Likewise.
9105 (IX86_BUILTIN_BLENDVPD): Likewise.
9106 (IX86_BUILTIN_BLENDVPS): Likewise.
9107 (IX86_BUILTIN_PBLENDVB128): Likewise.
9108 (IX86_BUILTIN_PBLENDW128): Likewise.
9109 (IX86_BUILTIN_DPPD): Likewise.
9110 (IX86_BUILTIN_DPPS): Likewise.
9111 (IX86_BUILTIN_INSERTPS128): Likewise.
9112 (IX86_BUILTIN_MOVNTDQA): Likewise.
9113 (IX86_BUILTIN_MPSADBW128): Likewise.
9114 (IX86_BUILTIN_PACKUSDW128): Likewise.
9115 (IX86_BUILTIN_PCMPEQQ): Likewise.
9116 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9117 (IX86_BUILTIN_PMAXSB128): Likewise.
9118 (IX86_BUILTIN_PMAXSD128): Likewise.
9119 (IX86_BUILTIN_PMAXUD128): Likewise.
9120 (IX86_BUILTIN_PMAXUW128): Likewise.
9121 (IX86_BUILTIN_PMINSB128): Likewise.
9122 (IX86_BUILTIN_PMINSD128): Likewise.
9123 (IX86_BUILTIN_PMINUD128): Likewise.
9124 (IX86_BUILTIN_PMINUW128): Likewise.
9125 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9126 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9127 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9128 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9129 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9130 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9131 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9132 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9133 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9134 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9135 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9136 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9137 (IX86_BUILTIN_PMULDQ128): Likewise.
9138 (IX86_BUILTIN_PMULLD128): Likewise.
9139 (IX86_BUILTIN_ROUNDPD): Likewise.
9140 (IX86_BUILTIN_ROUNDPS): Likewise.
9141 (IX86_BUILTIN_ROUNDSD): Likewise.
9142 (IX86_BUILTIN_ROUNDSS): Likewise.
9143 (IX86_BUILTIN_PTESTZ): Likewise.
9144 (IX86_BUILTIN_PTESTC): Likewise.
9145 (IX86_BUILTIN_PTESTNZC): Likewise.
9146 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9147 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9148 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9149 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9150 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9152 (bdesc_sse_3arg): Likewise.
9153 (bdesc_2arg): Likewise.
9154 (bdesc_1arg): Likewise.
9155 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9157 (ix86_expand_sse_4_operands_builtin): New.
9158 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9159 smaller than 8 bits as the 2nd arg.
9160 (ix86_expand_sse_ptest): New.
9161 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9162 (ix86_expand_vector_set): Support SSE4.1.
9163 (ix86_expand_vector_extract): Likewise.
9165 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9166 __SSE4_1__ for -msse4.1.
9168 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9169 (UNSPEC_INSERTPS): Likewise.
9170 (UNSPEC_DP): Likewise.
9171 (UNSPEC_MOVNTDQA): Likewise.
9172 (UNSPEC_MPSADBW): Likewise.
9173 (UNSPEC_PHMINPOSUW): Likewise.
9174 (UNSPEC_PTEST): Likewise.
9175 (UNSPEC_ROUNDP): Likewise.
9176 (UNSPEC_ROUNDS): Likewise.
9178 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9180 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9181 (const_pow2_1_to_32768_operand): Likewise.
9183 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9186 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9188 (sse4_1_insertps): Likewise.
9189 (*sse4_1_extractps): Likewise.
9190 (sse4_1_ptest): Likewise.
9191 (sse4_1_mulv2siv2di3): Likewise.
9192 (*sse4_1_mulv4si3): Likewise.
9193 (*sse4_1_smax<mode>3): Likewise.
9194 (*sse4_1_umax<mode>3): Likewise.
9195 (*sse4_1_smin<mode>3): Likewise.
9196 (*sse4_1_umin<mode>3): Likewise.
9197 (sse4_1_eqv2di3): Likewise.
9198 (*sse4_1_pinsrb): Likewise.
9199 (*sse4_1_pinsrd): Likewise.
9200 (*sse4_1_pinsrq): Likewise.
9201 (*sse4_1_pextrb): Likewise.
9202 (*sse4_1_pextrb_memory): Likewise.
9203 (*sse4_1_pextrw_memory): Likewise.
9204 (*sse4_1_pextrq): Likewise.
9205 (sse4_1_blendpd): Likewise.
9206 (sse4_1_blendps): Likewise.
9207 (sse4_1_blendvpd): Likewise.
9208 (sse4_1_blendvps): Likewise.
9209 (sse4_1_dppd): Likewise.
9210 (sse4_1_dpps): Likewise.
9211 (sse4_1_movntdqa): Likewise.
9212 (sse4_1_mpsadbw): Likewise.
9213 (sse4_1_packusdw): Likewise.
9214 (sse4_1_pblendvb): Likewise.
9215 (sse4_1_pblendw): Likewise.
9216 (sse4_1_phminposuw): Likewise.
9217 (sse4_1_extendv8qiv8hi2): Likewise.
9218 (*sse4_1_extendv8qiv8hi2): Likewise.
9219 (sse4_1_extendv4qiv4si2): Likewise.
9220 (*sse4_1_extendv4qiv4si2): Likewise.
9221 (sse4_1_extendv2qiv2di2): Likewise.
9222 (*sse4_1_extendv2qiv2di2): Likewise.
9223 (sse4_1_extendv4hiv4si2): Likewise.
9224 (*sse4_1_extendv4hiv4si2): Likewise.
9225 (sse4_1_extendv2hiv2di2): Likewise.
9226 (*sse4_1_extendv2hiv2di2): Likewise.
9227 (sse4_1_extendv2siv2di2): Likewise.
9228 (*sse4_1_extendv2siv2di2): Likewise.
9229 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9230 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9231 (sse4_1_zero_extendv4qiv4si2): Likewise.
9232 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9233 (sse4_1_zero_extendv2qiv2di2): Likewise.
9234 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9235 (sse4_1_zero_extendv4hiv4si2): Likewise.
9236 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9237 (sse4_1_zero_extendv2hiv2di2): Likewise.
9238 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9239 (sse4_1_zero_extendv2siv2di2): Likewise.
9240 (*sse4_1_zero_extendv2siv2di2): Likewise.
9241 (sse4_1_roundpd): Likewise.
9242 (sse4_1_roundps): Likewise.
9243 (sse4_1_roundsd): Likewise.
9244 (sse4_1_roundss): Likewise.
9245 (mulv4si3): Don't expand for SSE4.1.
9246 (smax<mode>3): Likewise.
9247 (umaxv4si3): Likewise.
9248 (uminv16qi3): Likewise.
9249 (umin<mode>3): Likewise.
9250 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9252 * doc/extend.texi: Document SSE4.1 built-in functions.
9254 * doc/invoke.texi: Document -msse4.1.
9256 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9258 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9259 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9260 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9261 (ASM_SPEC): Add asm_pcrel_spec.
9262 (EXTRA_SPECS): Add asm_pcrel_spec.
9264 2007-05-21 David Daney <ddaney@avtrex.com>
9266 * doc/install.texi (Building a cross compiler): Add requirements
9267 for Java cross compiler.
9269 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9272 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9273 Add loopno argument. Use evolution_function_is_invariant_rec_p
9274 instead of evolution_function_is_constant_p.
9275 Update calls to evolution_function_is_affine_multivariate_p.
9276 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9277 Add loopno argument.
9278 * tree-scalar-evolution.c (gather_chrec_stats): Call
9279 evolution_function_is_affine_multivariate_p with a loop
9281 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9282 (analyze_overlapping_iterations): Likewise.
9283 (access_functions_are_affine_or_constant_p): Likewise.
9284 (build_classic_dist_vector_1): If the access functions
9285 are equal, don't do anything.
9287 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9288 Paolo Carlini <pcarlini@suse.de>
9289 Uros Bizjak <ubizjak@gmail.com>
9291 * c-cppbuiltin.c (c_cpp_builtins): Define
9292 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9293 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9294 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9295 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9297 2007-05-21 Mike Stump <mrs@apple.com>
9299 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9301 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9303 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9305 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9306 implementation if __OPTIMIZE__ is not defined.
9307 (_mm_alignr_pi8): Ditto.
9308 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9309 (_mm_inserti_si64): Ditto.
9310 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9311 (_mm_slli_epi16): Ditto.
9312 (_mm_slli_epi32): Ditto.
9313 (_mm_slli_epi64): Ditto.
9314 (_mm_srai_epi16): Ditto.
9315 (_mm_srai_epi32): Ditto.
9316 (_mm_srli_si128): Ditto.
9317 (_mm_slli_si128): Ditto.
9318 (_mm_srli_epi16): Ditto.
9319 (_mm_srli_epi32): Ditto.
9320 (_mm_srli_epi64): Ditto.
9321 (_mm_extract_epi16): Ditto.
9322 (_mm_insert_epi16): Ditto.
9323 (_mm_shufflehi_epi16): Ditto.
9324 (_mm_shufflelo_epi16): Ditto.
9325 (_mm_shuffle_epi32): Ditto.
9326 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9328 (_mm_insert_pi16): Ditto.
9330 (_mm_shuffle_pi16): Ditto.
9332 (_mm_shufle_ps): Ditto.
9333 (_mm_prefetch): Ditto.
9335 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9337 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9338 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9339 * real.c (encode_i370_single, decode_i370_single,
9340 encode_i370_double, decode_i370_double): Functions removed.
9341 (i370_single_format, i370_double_format): Initializations removed.
9342 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9343 Consider the log2_b field to always be one.
9344 (ieee_single_format, mips_single_format, coldfire_single_format,
9345 ieee_double_format, mips_double_format, coldfire_double_format,
9346 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9347 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9348 ibm_extended_format, mips_extended_format, ieee_quad_format,
9349 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9350 decimal_single_format, decimal_double_format, decimal_quad_format,
9351 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9352 initialization of log2_b.
9353 * real.h (i370_single_format, i370_double_format): Declarations
9355 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9356 field to always be one.
9358 2007-05-21 Andreas Schwab <schwab@suse.de>
9360 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9361 NOTE_INSN_BASIC_BLOCK_P.
9362 (process_for_unwind_directive): Likewise.
9364 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9366 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9367 * function.h (struct function): Move va_list_gpr_size,
9368 va_list_fpr_size, function_frequency to front of bitfields. Add
9370 (current_function_calls_unwind_init): New.
9371 * except.c (expand_builtin_unwind_init): Set
9372 current_function_calls_unwind_init not
9373 current_function_has_nonlocal_label.
9374 * reload1.c (has_nonexceptional_receiver): New.
9375 (reload): Use it and current_function_calls_unwind_init to
9376 determine whether call-saved regs must be saved.
9378 2007-05-20 Jan Hubicka <jh@suse.cz>
9380 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9381 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9382 * ddg.c (create_ddg): LIkewise.
9383 * final.c (final): Remove hunk moving line number notes around since
9384 they are no longer present at this stage.
9385 (final_scan_insn): Use NOTE_KIND instead of
9386 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9387 (output_asm_label): Likewise.
9388 * reorg.c (dbr_schedule): Likewise.
9389 * haifa-sched.c (unlink_other_notes): Likewise.
9390 * mode-switching.c (optimize_mode_switching): Likewise.
9391 * graph.c (start_bb): Likewise.
9392 * rtl.def (NOTE): Update description.
9393 * jump.c (squeeze_notes): Delete.
9394 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9395 NOTE_INSN_BASIC_BLOCK_P when possible.
9396 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9397 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9398 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9399 (dwarf2out_var_location): Likewise.
9400 * cfgbuild.c (make_edges): Likewise.
9401 (find_basic_blocks_1): Likewise.
9402 * function.c (reorder_blocks_1): Likewise.
9403 (epilogue_done): Likewise.
9404 (reposition_prologue_and_epilogue_notes): Likewise.
9405 * print-rtl.c (print_rtx): Likewise; drop code for printing
9407 (print_rtl): Likewise.
9408 (print_rtl_single): Likewise.
9409 * gcse.c (insert_insn_start_bb): Likewise.
9410 * alias.c (init_alias_analysis): Likewise.
9411 * calls.c (fixup_tail_calls): Likewise.
9412 * except.c (sjlj_emit_function_enter): Likewise.
9413 * emit-rtl.c (add_insn_after): Likeiwse.
9414 (emit_label_before): Likewise.
9415 (emit_label_after): Likewise.
9416 (emit_note_before, emit_note_after, emit_note): Update
9417 parameter to be enum insn_note; do not deal with source
9419 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9420 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9422 (merge_blocks_move_successor_nojumps): Simplify now when
9423 we don't have BLOCK notes.
9424 (try_optimize_cfg): Likewise.
9425 * cfglayout.c (skip_insns_after_block): Likewise.
9426 (record_effective_endpoints): Likewise.
9427 (duplicate_insn_chain): Likewise.
9428 * varasm.c (output_constant_pool_1): Likewise.
9429 * sched-deps.c (sched_analyze): Likewise.
9430 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9432 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9433 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9434 (SET_INSN_DELETED): Simplify.
9435 (NOTE_LINE_NUMBER): Exterminate.
9436 (NOTE_LINE_KIND): New.
9437 (NOTE_INSN_BASIC_BLOCK_P): Update.
9438 (enum insn_note): Simplify.
9439 (GET_NOTE_INSN_NAME) Simplify.
9440 (emit_note_before, emit_note_after, emit_note): Update prototype.
9441 (squeeze_notes): Remove.
9442 * sched-int.h (NOTE_NOT_BB_P): Update.
9443 * resource.c (mark_target_live_regs): Update.
9444 * sched-rgn.c (debug_dependencies): Update.
9445 * sched-vis.c (print_insn): Update.
9446 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9447 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9448 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9449 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9450 (split_branches): Update.
9451 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9453 (sh_adjust_unroll_max): Exterminate.
9454 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9455 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9456 (m68hc11_reorg): Likewise.
9457 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9458 (emit_predicate_relation_info): Update.
9459 (process_for_unwind_directive): Update.
9460 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9461 (output_call): Update.
9462 * config/pa/pa.c (output_lbranch): Update.
9463 (output_millicode_call): Update.
9464 (output_call): Update.
9465 (pa_combine_instructions): Update.
9466 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9467 * config/bfin/bfin.c (gen_one_bundle): Update.
9468 * cfgrtl.c (can_delete_note_p): Update.
9469 (delete_insn): Update.
9470 (rtl_merge_blocks): Update.
9471 (commit_one_edge_insertion): Update.
9472 (rtl_verify_flow_info): Update.
9473 * stmt.c (expand_case): Do not call squeeze_notes.
9475 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9482 * c.opt (Wtype-limits): New.
9483 * doc/invoke.texi (Wtype-limits): Document it.
9484 (Wextra): Enabled by -Wextra.
9485 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9486 * c-common.c (shorten_compare): Warn with Wtype-limits.
9488 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9490 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9491 inlined function, not as a macro.
9492 (_mm_alignr_pi8): Ditto.
9493 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9494 (_mm_inserti_si64): Ditto.
9495 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9496 (_mm_extract_epi16): Ditto.
9497 (_mm_insert_epi16): Ditto.
9498 (_mm_shufflehi_epi16): Ditto.
9499 (_mm_shufflelo_epi16): Ditto.
9500 (_mm_shuffle_epi32): Ditto.
9501 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9502 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9504 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9506 (_m_to_float): Use C89 compatible assignment.
9508 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9511 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9513 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9516 * doc/invoke.texi (Wreturn-type): Complete description.
9517 (Wextra): Delete item about return-type warning.
9518 * c-decl.c: Delete redundant Wextra warning.
9520 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9524 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9525 inlined function, not as a macro.
9526 (_mm_prefetch): Ditto.
9528 (_mm_insert_pi16): Ditto.
9530 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9531 (_m_pshufw): Ditto. Add const to __N argument.
9532 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9533 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9534 (_mm_slli_epi32): Ditto.
9535 (_mm_srli_si128): Implement as always inlined function, not as a
9536 macro. Add __inline to function declaration.
9537 (_mm_slli_si128): Ditto.
9539 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9541 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9542 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9544 (struct fenv): New structure.
9545 (FP_HANDLE_EXCEPTIONS): New define.
9546 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9547 (_FP_DECL_EXP): New define.
9548 (FP_INIT_ROUNDMODE): New define.
9549 (FP_ROUNDMODE): New define.
9551 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9553 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9554 (Wconversion): Update description.
9555 (Wconversion-sign): New.
9556 * c.opt (Wconversion-sign): New.
9557 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9558 means disabled for C++. Otherwise, take the status of Wconversion.
9559 * c-common.c (conversion_warning): Warn with either Wconversion or
9561 (warnings_for_convert_and_check): Conditions are already checked by
9563 (convert_and_check): Don't check warnings if the conversion failed.
9565 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9566 Anatoly Sokolov <aesok@dol.ru>
9568 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9569 avr_epilogue_uses) : Add declaration.
9570 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9571 * config/avr/constraints.md (R): New constraint.
9572 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9573 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9574 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9575 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9576 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9577 call_prologue_saves, epilogue_restores, return_from_epilogue,
9578 return_from_main_epilogue, return_from_interrupt_epilogue,
9579 return_from_naked_epilogue, prologue, epilogue): New patterns.
9580 (jump): Handle symbol reference.
9581 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9582 avr_output_function_prologue, avr_output_function_epilogue): Remove
9584 (avr_init_machine_status, expand_prologue, expand_epilogue,
9585 avr_asm_function_end_prologue, avr_epilogue_uses,
9586 avr_asm_function_begin_epilogue): New functions.
9587 (prologue_size, epilogue_size, jump_tables_size): Remove global
9589 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9590 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9591 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9592 (avr_override_options): Initialise init_machine_status.
9593 (output_movhi): Handle all stack pointer loads.
9594 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9595 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9596 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9597 (EPILOGUE_USES) Redefine.
9598 (machine_function) Declare.
9600 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9602 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9603 Use a single return statement.
9605 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9608 * builtins.c (do_mpfr_lgamma_r): New.
9609 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9610 * tree.h (CASE_FLT_FN_REENT): New.
9612 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9614 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9615 (output_die): Use 'unsigned long' with %x.
9616 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9617 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9618 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9620 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9622 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9627 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9628 true if function has no argument.
9630 2007-05-18 DJ Delorie <dj@redhat.com>
9632 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9633 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9635 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9637 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9638 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9639 count_trailing_zeros.
9640 (__i386__): Implement count_leading_zeros using __builtin_clz().
9641 Implement count_trailing_zeros usign __builtin_ctz().
9643 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9645 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9647 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9650 * expr.c (emit_move_change_mode): Change mode of push operands here.
9652 2007-05-17 Ian Lance Taylor <iant@google.com>
9654 PR tree-optimization/31953
9655 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9657 (set_value_range_to_null): Call set_value_range_to_value.
9658 (extract_range_from_comparison): Likewise.
9660 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9662 * toplev.c (print_version): Output GMP/MPFR version info.
9664 * builtins.c (CASE_MATHFN_REENT): New macro.
9665 (mathfn_built_in): Use it.
9666 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9667 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9668 BUILT_IN_LGAMMAL_R): New.
9669 * doc/extend.texi: Document new builtins.
9672 * builtins.c (do_mpfr_remquo): New.
9673 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9674 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9677 * builtins.c (fold_builtin_1): Handle y0, y1.
9678 (fold_builtin_2): Handle yn.
9681 * builtins.c (do_mpfr_bessel_n): New.
9682 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9683 (fold_builtin_2): Handle BUILT_IN_JN.
9685 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9688 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9689 TYPE_PRECISION (intmax_type_node).
9691 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9694 * reload.c (subst_reloads): Remove checking.
9696 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9698 PR rtl-optimization/31691
9699 * combine.c (simplify_set): Build a new src pattern instead of
9700 substituting its operands in the COMPARE case.
9702 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9704 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9705 (execute_vrp): Preserve loops through jump threading.
9706 * tree-ssa-threadupdate.c (thread_single_edge,
9707 dbds_continue_enumeration_p, determine_bb_domination_status,
9708 thread_through_loop_header): New functions.
9709 (create_edge_and_update_destination_phis,
9710 create_edge_and_update_destination_phis): Set loops for the new blocks.
9711 (prune_undesirable_thread_requests): Removed.
9712 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9714 (thread_block): Do not call prune_undesirable_thread_requests.
9716 (mark_threaded_blocks): Select edges to thread here.
9717 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9718 Thread edges through loop headers independently.
9719 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9720 * tree-pass.h (TODO_mark_first_instance): New.
9721 (first_pass_instance): Declare.
9722 * cfghooks.c (duplicate_block): Put the block to the original loop
9723 if copy is not specified.
9724 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9725 jump threading. Pass may_peel_loop_headers to
9726 thread_through_all_blocks according to first_pass_instance.
9727 * cfgloop.h (create_preheader): Declare.
9728 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9729 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9730 * passes.c (first_pass_instance): New variable.
9731 (next_pass_1): Set TODO_mark_first_instance.
9732 (execute_todo): Set first_pass_instance.
9734 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9736 PR tree-optimization/24659
9737 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9738 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9739 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9740 OTI_vec_pack_ufix_trunc.
9741 (vec_unpacks_float_hi_optab): Define new macro.
9742 (vec_unpacks_float_lo_optab): Ditto.
9743 (vec_unpacku_float_hi_optab): Ditto.
9744 (vec_unpacku_float_lo_optab): Ditto.
9745 (vec_pack_sfix_trunc_optab): Ditto.
9746 (vec_pack_ufix_trunc_optab): Ditto.
9747 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9748 and vec_pack_[s|u]fix_trunc_optab using
9749 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9750 * tree-vectorizer.c (supportable_widening_operation): Handle
9751 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9752 (supportable_narrowing_operation): New function.
9753 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9754 * tree-vect-transform.c (vectorizable_conversion): Handle
9755 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9756 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9757 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9758 to check for target support.
9759 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9760 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9761 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9762 for VEC_PACK_FIX_TRUNC_EXPR.
9763 (expand_binop): Special case mode of the result for
9764 vec_pack_[u|s]fix_trunc_optab.
9765 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9766 vec_pack_[u|s]fix_trunc_optab.
9768 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9769 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9770 * tree-pretty-print.c (dump_generic_node): Handle
9771 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9772 VEC_PACK_FIX_TRUNC_EXPR.
9774 * expr.c (expand_expr_real_1): Ditto.
9775 * tree-inline.c (estimate_num_insns_1): Ditto.
9776 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9778 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9779 (vec_unpacks_float_lo_v8hi): Ditto.
9780 (vec_unpacku_float_hi_v8hi): Ditto.
9781 (vec_unpacku_float_lo_v8hi): Ditto.
9782 (vec_unpacks_float_hi_v4si): Ditto.
9783 (vec_unpacks_float_lo_v4si): Ditto.
9784 (vec_pack_sfix_trunc_v2df): Ditto.
9786 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9788 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9789 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9790 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9791 [vec_pack_ufix_trunc]: Ditto.
9792 [vec_unpacks_float_hi]: Ditto.
9793 [vec_unpacks_float_lo]: Ditto.
9794 [vec_unpacku_float_hi]: Ditto.
9795 [vec_unpacku_float_lo]: Ditto.
9797 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9799 * soft-fp/README: Update for new files.
9800 * soft-fp/floattisf.c: New file.
9801 * soft-fp/floattidf.c: New file.
9802 * soft-fp/floattitf.c: New file.
9803 * soft-fp/floatuntisf.c: New file.
9804 * soft-fp/floatuntidf.c: New file.
9805 * soft-fp/floatuntitf.c: New file.
9806 * soft-fp/fixsfti.c: New file.
9807 * soft-fp/fixdfti.c: New file.
9808 * soft-fp/fixtfti.c: New file.
9809 * soft-fp/fixunssfti.c: New file.
9810 * soft-fp/fixunsdfti.c: New file.
9811 * soft-fp/fixunstfti.c: New file.
9812 * soft-fp/extendxftf.c: New file.
9813 * soft-fp/trunctfxf.c: New file.
9815 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9816 (__trunctfxf2): Ditto.
9818 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9819 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9820 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9821 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9822 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9823 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9825 * config/i386/t-fprules-softfp64: New file.
9826 * config/i386/sfp-machine.h: New file.
9827 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9828 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9829 and soft-fp/t-softfp to tmake_file.
9830 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9831 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9833 * config/i386/t-linux64 (softfp_wrap_start): New.
9834 (softfp_wrap_end): New.
9835 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9836 supported for TARGET_64BIT.
9838 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9840 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9841 c_common_unsigned_type behavior.
9843 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9845 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9848 2007-05-16 Eric Christopher <echristo@apple.com>
9850 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9851 saving after stack push. Set sp_offset whenever we push.
9852 (rs6000_emit_epilogue): Move altivec register restore before
9855 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9857 * configure.ac: Allow sysroots to be relocated under $prefix as
9858 well as $exec_prefix.
9859 * configure: Regenerate.
9861 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9865 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9867 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9868 (gcc_tooldir): Likewise.
9869 * configure: Regenerate.
9870 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9871 old configure.ac gcc_tooldir setting.
9872 (prefix_to_exec_prefix): New variable.
9873 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9874 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9876 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9878 * c-typeck.c (build_binary_op): Return early for error.
9880 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9882 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9883 struct nb_iter_bound.
9884 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9885 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9886 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9887 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9888 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9889 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9890 (del_scev_info): Use ggc_free.
9891 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9892 * loop-init.c: Include ggc.h.
9893 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9894 (loop_optimizer_finalize): Use ggc_free.
9895 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9896 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9897 pass_iv_optimize): Add TODO_ggc_collect.
9898 * function.h (struct function): Remove skip marker from
9900 * cfgloop.c: Include ggc.h.
9901 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9903 (establish_preds): Vector superloops is gc allocated.
9904 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9906 (flow_loops_find): Vector larray is gc allocated.
9907 (loop_exit_free): Use ggc_free.
9908 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9909 that head of exits list is now not a part of struct loop.
9910 (record_loop_exits): Allocate exits table in gc memory.
9911 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9912 that head of exits list is now not a part of struct loop.
9913 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9914 struct loop_exit): Add GTY marker.
9915 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9916 Add skip marker to aux field. Make head of exits list a separate
9918 (struct loops): Add GTY marker. Make larray vector gc allocated.
9919 Add param marker to exits table.
9920 (get_loops): Type changed.
9921 * Makefile.in (tree-scalar-evolution.o): Add
9922 gt-tree-scalar-evolution.h dependency.
9923 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9924 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9925 * basic-block.h (struct basic_block_def): Remove skip marker from
9928 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9930 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9931 of 0 in the call to expand_expr().
9932 (expand_builtin_mathfn_3): Ditto.
9933 (expand_builtin_interclass_mathfn): Ditto.
9934 (expand_builtin_cexpi): Ditto.
9935 (expand_builtin_int_roundingfn): Ditto.
9936 (expand_builtin_int_roundingfn_2): Ditto.
9937 (expand_builtin_pow): Ditto.
9938 (expand_builtin_powi): Ditto.
9939 (expand_builtin_bswap): Ditto.
9940 (expand_builtin_unop): Ditto.
9941 (expand_builtin_fabs): Ditto.
9942 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9943 the call to expand_expr().
9944 (expand_builtin_sync_operation): Ditto.
9945 (expand_builtin_compare_and_swap): Ditto.
9946 (expand_builtin_lock_test_and_set): Ditto.
9947 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9948 instead of 0 in the call to expand_expr().
9949 (expand_builtin_extract_return_addr): Ditto.
9950 (expand_builtin_eh_return): Ditto.
9951 (expand_eh_return): Ditto.
9952 * explow.c (expr_size): Ditto.
9953 * expr.c (optimize_bitfield_assignment_op): Ditto.
9954 (expand_assignement): Ditto.
9955 (store_expr): Ditto.
9956 (store_field): Ditto.
9957 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9958 the call to expand_expr().
9959 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9960 in the call to expand_expr().
9961 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9962 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9963 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9965 * optabs.c (expand_vec_shift_expr): Ditto.
9966 (expand_vec_cond_expr): Ditto.
9967 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9968 call to expand_expr().
9969 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9970 in the call to expand_expr().
9972 2007-05-14 Dave Korn <dave.korn@artimi.com>
9974 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9976 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9978 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9979 instead of c_common_unsigned_type.
9980 (c_common_unsigned_type): Remove.
9981 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9982 c_common_unsigned_type.
9983 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9984 c_common_unsigned_type.
9985 * c-common.h (c_common_unsigned_type): Remove.
9986 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9987 c_common_unsigned_type.
9988 * c-format.c (check_format_types): Use unsigned_type_for instead of
9989 c_common_unsigned_type.
9990 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9991 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9992 of c_common_unsigned_type.
9993 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9994 lang_hooks.types.unsigned_type.
9995 * expmed.c (make_tree): Use unsigned_type_for instead of
9996 lang_hooks.types.unsigned_type.
9997 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9998 lang_hooks.types.unsigned_type.
9999 (build_range_check): Likewise.
10000 (fold_unary): Likewise.
10001 (fold_binary): Likewise.
10002 (fold_ternary): Likewise.
10003 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10004 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10005 * tree.c (get_unsigned_type): New.
10006 (unsigned_type_for): Use get_unsigned_type instead of
10007 lang_hooks.types.unsigned_type.
10009 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10011 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10012 to m68k_get_function_kind. Update its prototype.
10013 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10015 (m68k_interrupt_function_p): Return enum m68k_function_type
10016 instead of bool. Rename to m68k_get_function_kind.
10017 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10018 target is not fido.
10019 (m68k_compute_frame_layout): Don't mark any register for save
10020 if an interrupt_thread attribute is specified.
10021 (m68k_hard_regno_rename_ok): Update a use of
10022 m68k_interrupt_function_p.
10023 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10024 m68k_interrupt_function_p.
10025 (m68k_function_type): New.
10026 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10027 for a function with an interrupt_thread attribute.
10028 * doc/extend.texi: Document the interrupt_thread attribute.
10030 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10032 Fix PR tree-optimization/31911
10033 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10034 if they didn't change the expression.
10036 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10038 * tree-scalar-evolution.c (resolve_mixers): Exported.
10039 * tree-scalar-evolution.h (resolve_mixers): Declare.
10040 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10041 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10042 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10043 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10044 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10045 strip_conversion, analyze_offset_expr, address_analysis,
10046 object_analysis, analyze_offset): Removed.
10047 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10048 split_constant_offset, canonicalize_base_object_address,
10049 object_address_invariant_in_loop_p, disjoint_objects_p,
10050 dr_may_alias_p, dr_address_invariant_p): New functions.
10051 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10052 and dr_analyze_alias.
10053 (initialize_data_dependence_relation): Use dr_may_alias_p
10054 and object_address_invariant_in_loop_p.
10055 (compute_self_dependence): Handle the case when
10056 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10057 (find_data_references_in_stmt): Restrict the analysis of data
10058 references to the given loop nest.
10059 (find_data_references_in_loop): Made static. Pass loop nest to
10060 find_data_references_in_stmt.
10061 (compute_data_dependences_for_loop): Use DR_VOPS.
10062 (free_data_ref): Free DR_VOPS.
10063 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10064 (struct innermost_loop_behavior): ... new.
10065 (struct base_object_info): Replaced by ...
10066 (struct indices): ... new.
10067 (struct dr_alias): New.
10068 (enum data_ref_type): Removed.
10069 (struct data_reference): Consist of struct innermost_loop_behavior,
10070 struct indices and struct dr_alias.
10071 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10072 (DR_MEMTAG): Renamed to ...
10073 (DR_SYMBOL_TAG): ... this.
10074 (find_data_references_in_loop): Declaration removed.
10075 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10076 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10077 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10078 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10080 2007-05-13 Revital Eres <eres@il.ibm.com>
10082 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10083 which walks virtual def-use chains to find redundant stores.
10084 (dse_optimize_stmt): Call it.
10086 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10088 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10089 * passes.c (init_optimization_passes): Move pass_jump_bypass
10092 * basic-block.h (bb_has_eh_pred): Fix style issue.
10094 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10096 PR rtl-optimization/31848
10097 * loop-invariant.c (move_invariant_reg): If we move an insn
10098 with a REG_EQUAL note, and that insn is not always executed,
10099 remove the REG_EQUAL note.
10101 2007-05-12 Richard Guenther <rguenther@suse.de>
10103 PR tree-optimization/31797
10104 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10105 propagate into a stmt that has volatile ops.
10107 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10109 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10110 (gcc_tooldir): Likewise.
10111 * configure: Regenerate.
10112 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10113 old configure.ac gcc_tooldir setting.
10114 (prefix_to_exec_prefix): New variable.
10115 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10116 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10118 2007-05-11 Silvius Rus <rus@google.com>
10120 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10121 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10122 * c-common.h (strict_aliasing_warning): Change return type.
10123 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10124 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10125 (build_c_cast): Condition call to strict_aliasing_warning.
10126 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10127 * flags.h (set_Wstrict_aliasing): Declare.
10128 * opts.c (set_Wstrict_alising): Define, add call to.
10129 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10130 * tree-ssa-alias-warnings.c: New file.
10131 * tree-ssa-alias.c (compute_may_aliases): Add call to
10132 strict_aliasing_warning_backend.
10134 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10136 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10137 Use loop_depth and loop_outer accessor functions.
10138 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10139 determine_invariantness_stmt, move_computations_stmt): Ditto.
10140 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10141 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10142 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10143 * tree-scalar-evolution.c (interpret_loop_phi,
10144 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10145 instantiate_parameters_1, scev_const_prop): Ditto.
10146 * cfghooks.c (make_forwarder_block): Ditto.
10147 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10148 * modulo-sched.c (loop_canon_p): Ditto.
10149 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10150 slpeel_can_duplicate_loop_p): Ditto.
10151 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10152 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10153 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10154 cancel_loop, verify_loop_structure): Ditto.
10155 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10156 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10157 superloops vector instead of "pred" array.
10158 (establish_preds): Take father loop as an argument. Initialize the
10160 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10161 Do not initialize loop->outer.
10162 (flow_loop_tree_node_remove): Truncate the superloops vector.
10163 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10164 "pred" merged to "superloops" vector.
10165 (loop_depth, loop_outer): New.
10166 (fel_init): Use loop_outer.
10168 2007-05-11 Jan Hubicka <jh@suse.cz>
10170 * cgraphunit.c: Include gt-cgraphunit.h
10171 (static_ctors, static_dtors): New static vars.
10172 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10173 based on implementation in c-common.c
10174 (cgraph_finalize_function): Call record_cdtor_fn.
10175 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10176 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10177 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10178 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10179 build_cdtor, c_build_cdtor_fns): Remove.
10180 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10181 c_build_cdtor_fns): Remove prototype.
10183 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10186 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10187 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10188 * builtins.c (fold_builtin_memchr): New.
10189 (expand_builtin_memchr): Call the latter.
10190 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10191 * doc/extend.texi ([Other built-in functions provided by GCC]):
10194 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10196 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10197 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10198 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10199 PFPO_OP1_TYPE_SHIFT): Constants added.
10200 (DFP_ALL): Mode macro defined.
10201 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10202 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10203 Insn definitions added.
10204 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10205 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10208 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10210 PR tree-optimization/31885
10211 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10212 NULL_TREE to be undetermined.
10213 (automatically_generated_chrec_p): Return false for NULL.
10215 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10217 * config/bfin/bfin.h (MOVE_RATIO): Define.
10219 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10221 * config.gcc (sparc-wrs-vxworks): New target.
10222 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10223 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10224 * config/sparc/sparc.h: Include vxworks-dummy.h.
10225 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10226 include LABEL_REFs too.
10227 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10228 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10230 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10232 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10233 (sparc_emit_call_insn): New function.
10234 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10235 functions when generating VxWorks PIC.
10236 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10237 (call, call_value): Use sparc_emit_call_insn instead of
10240 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10242 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10244 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10246 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10247 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10248 split_double instead of operand_subword.
10250 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10252 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10253 * config/bfin/bfin.c (bfin_local_alignment): New function.
10254 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10256 2007-05-08 Chao-ying Fu <fu@mips.com>
10258 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10259 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10260 (smsub_widen_optab, umsub_widen_optab): Define.
10261 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10263 * genopinit.c (optabs): Fill in smsub_widen_optab and
10265 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10266 and umsub_widen_optab to implement multiply-subtract sequences.
10267 * config/mips/mips.md (*msac<u>_di): Rename to...
10268 (<u>msubsidi4): ...this. Extend condition to include
10269 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10270 of operand 0 to "ka" and use the three-operand form of msub<u>
10272 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10275 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10277 PR rtl-optimization/28011
10278 * reload.c (push_reload): Set dont_share if IN appears in OUT
10279 also when IN is a PLUS rtx.
10280 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10283 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10285 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10286 call unshare_all_decls.
10287 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10288 (unshare_all_decls): Remove.
10290 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10293 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10296 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10297 Nigel Stephens <nigel@mips.com>
10299 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10300 Update comments and all uses.
10301 (MIN_FPRS_PER_FMT): Define.
10302 * config/mips/mips.c (function_arg): Fix to correctly handle
10303 the -mips32r2 -mfp64 -mabi=32 case.
10304 (override_options): Enable use of odd-numbered registers for
10305 SFmode values on MIPS32.
10306 (mips_save_reg_p): Save whole floating-point register pair if
10307 either half is used.
10308 (compute_frame_size): Fix comment.
10310 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10312 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10313 argument of type bool.
10314 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10315 argument. Safely select temporary P register according to it.
10316 (do_link): Change call site of add_to_reg accordingly.
10317 (do_unlink): Add epilogue_p as a fourth argument and pass it
10319 (expand_interrupt_handler_epilogue): Change call of do_unlink
10321 (bfin_expand_prologue): Add a third argument sibcall_p.
10322 * config/bfin/bfin.md (epilogue): Change call of
10323 bfin_expand_epilogue accordingly.
10324 (sibcall_epilogue): Likewise.
10325 (eh_return_internal): Likewise.
10327 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10328 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10329 * config/bfin/bfin.c (bfin_handle_option): Handle
10330 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10331 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10332 Support bf534, bf536 and bf561.
10333 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10335 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.c (ix86_function_regparm): Process local
10339 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10341 2007-05-07 Mike Stump <mrs@apple.com>
10343 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10344 also checks for and while statements in C++.
10346 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10348 * gcc.c (at_file_supplied): New variable.
10349 (main): Set it if we expanded argv.
10350 (do_spec_1): Pass an @-file to the linker if we were called with
10351 an @-file argument and HAVE_GNU_LD.
10352 * collect2.c (at_file_supplied): New variable.
10353 (response_file): New variable.
10354 (collect_exit): Unlink response_file if necessary.
10355 (handler): Likewise.
10356 (do_wait): Likewise.
10357 (main): Set at_file_supplied if we expanded argv.
10358 (collect_execute): Pass an @-file to subprocesses if we were called
10359 with an @-file argument.
10360 * configure.ac: Add define for HAVE_GNU_LD.
10361 * configure: Regenerate.
10362 * config.in: Regenerate.
10364 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10366 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10367 operand to HI mode.
10372 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10374 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10375 (TARGET_ENCODE_SECTION_INFO): Re-define.
10376 (m32c_encode_section_info): New
10377 (function_vector_handler): New
10378 (current_function_special_page_vector): New
10379 (m32c_special_page_vector_p): New.
10380 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10382 * config/m32c/jump.md: Added instruction JSRS for functions
10383 with attribute "function_vector".
10384 * doc/extend.texi (function_vector): Added description
10385 for M16C, M32C targets.
10387 2007-05-07 DJ Delorie <dj@redhat.com>
10390 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10391 ashrpsi3, lshrpsi3): Update shift count constraint.
10393 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10394 Nathan Froyd <froydnj@codesourcery.com>
10397 * c-incpath.c (add_path): Strip trailing path separators.
10399 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10402 Free dominance info before purging EH edges.
10403 (eliminate_degenerate_phis): Likewise.
10404 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10406 2007-05-07 Jan Hubicka <jh@suse.cz>
10408 * gimplify.c (gimplify_expr): Do not crash when folding
10409 (void *)(int)&a + 4.
10411 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10414 * c-opts.c (lang_fortran): Make it non static.
10415 * c-common.h (lang_fortran): New prototype.
10416 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10417 -lang-fortran option was passed by the driver.
10419 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10421 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10422 of ASSERT_CHECKING. Tweak message.
10424 2007-05-06 Revital Eres <eres@il.ibm.com>
10427 * loop-unroll.c (insert_var_expansion_initialization):
10428 Initialize the expansions with -zero instead of +zero.
10430 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10432 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10433 into pic and non-pic versions. Mark r19 as used for
10434 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10435 for tgd_load, tld_load and tie_load .
10436 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10437 version of tgd_load, tld_load and tie_load depending on the
10440 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10441 Jakub Jelinek <jakub@redhat.com>
10443 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10444 (__do_global_dtors_aux): Use more paranoid loop to run
10445 destructors if HIDDEN_DTOR_LIST_END.
10446 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10448 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10450 * varasm.c (align_variable): Don't increase alignment for
10451 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10452 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10454 2007-05-04 Josh Conner <jconner@apple.com>
10456 * basic-block.h (cdi_direction): Assign values to all enumeration
10458 (dom_computed): Remove.
10459 (dom_info_state): New.
10460 (set_dom_info_availability): New.
10461 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10462 walk_data.dom_direction.
10463 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10464 instead of dom_computed[].
10465 (split_edge): Likewise.
10466 (create_basic_block): Likewise.
10467 (merge_blocks): Likewise.
10468 * ifcvt.c (find_if_header): Likewise.
10469 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10470 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10471 * tree-ssa.c (verify_ssa): Likewise.
10472 * tree-cfg.c (tree_verify_flow_info): Likewise.
10473 (remove_edge_and_dominated_blocks): Likewise.
10474 * dominance.c (dom_computed): Make static.
10475 (calc_dfs_tree_nonrec): Change third param to a bool.
10476 (calc_dfs_tree): Change second param to a bool.
10477 (calc_idioms): Change second param to a bool. Use
10478 dom_convert_dir_to_idx.
10479 (init_dom_info): Validate dir before using.
10480 (dom_convert_dir_to_idx): New.
10481 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10482 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10483 (free_dominance_info): Use dom_convert_dir_to_idx.
10484 (get_immediate_dominator): Likewise.
10485 (set_immediate_dominator): Likewise.
10486 (get_dominated_by): Likewise.
10487 (redirect_immediate_dominators): Likewise.
10488 (nearest_common_denominator): Likewise.
10489 (dominated_by_p): Likewise.
10490 (bb_dom_dfs_in): Likewise.
10491 (bb_dom_dfs_out): Likewise.
10492 (recount_dominator): Likewise.
10493 (iterate_fix_dominators): Likewise.
10494 (add_to_dominance_info): Likewise.
10495 (delete_from_dominance_info): Likewise.
10496 (first_dom_son): Likewise.
10497 (next_dom_son): Likewise.
10498 (dom_info_available_p): Likewise.
10499 (dom_info_state): New.
10500 (set_dom_info_availability): New.
10502 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10504 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10506 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10508 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10510 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10511 (subdi3, subdi_carry): Delete.
10513 2007-05-04 Jan Hubicka <jh@suse.cz>
10514 Richard Guenther <rguenther@suse.de>
10516 * opts.c (decode_options): Do not fiddle with inlining
10517 parameters in case of optimizing for size.
10518 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10519 for size do nothing.
10520 (cgraph_decide_inlining_of_small_function): When optimizing for
10521 size never inline functions increasing caller size.
10522 (cgraph_early_inlining): Inline for size when optimizing for size.
10524 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10526 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10527 logical operations piecewise.
10528 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10529 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10530 subdi_sesidi_di): Delete.
10531 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10532 the generated sequence. Allow three-reg add in constraints. Rewrite
10533 the rtl expression for carry to avoid zero_extend of a constant.
10534 (sub_with_carry): New pattern.
10535 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10536 different sequence not involving jumps.
10537 (notbi): Now a named pattern.
10539 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10541 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10542 Add the note about a significant loss of accuracy of some
10543 mathematical routines when these options are used.
10545 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10547 * haifa-sched.c (rtx_vec_t): New typedef.
10548 (contributes_to_priority_p): Extract piece of priority () into new
10550 (priority): Use the function. Add assertion.
10551 (rank_for_schedule, set_priorities): Add assertion to check that
10552 insn's priority is initialized.
10553 (clear_priorities, calc_priorities): Change signature. Make it update
10554 all relevant insns. Update all callers ('add_to_speculative_block ()'
10555 and 'create_block_check_twin ()').
10556 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10557 Add new field 'priority_status'.
10558 (INSN_PRIORITY_STATUS): New macro.
10559 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10561 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10563 * sched-ebb.c (debug_ebb_dependencies): New static function.
10564 (init_ready_list): Use it.
10566 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10567 with changed signature and 'debug_rgn_dependencies ()'.
10568 (debug_rgn_dependencies): New static function.
10569 (init_ready_list): Use it.
10571 * sched-int.h (debug_dependencies): Declare.
10573 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10575 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10577 2007-05-04 Dirk Mueller <dmueller@suse.de>
10579 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10581 2007-05-03 Jan Hubicka <jh@suse.cz>
10583 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10584 ((T1)X op (T1)Y), for pointer type in more cases than before.
10586 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10588 * tree-object-size.c (plus_expr_object_size): When operand size is
10589 unknown, return unknown.
10591 2007-05-03 Dirk Mueller <dmueller@suse.de>
10593 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10595 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10598 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10600 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10602 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10604 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10606 * config/soft-fp/double.h, config/soft-fp/extended.h,
10607 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10608 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10609 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10610 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10613 2007-05-03 Ian Lance Taylor <iant@google.com>
10615 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10616 MASK_PPC_GFXOPT for 8540 or 8548.
10618 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10620 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10621 vect_print_dump_info() to output debug information.
10623 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10626 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10627 operands of size 2 when operand is not MEM_P.
10629 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10631 PR tree-optimization/30565
10632 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10634 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10636 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10637 (umulsi3_highpart): Use them.
10638 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10639 for final accumulator to D regisster tranfser.
10641 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10643 PR tree-optimization/31699
10644 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10646 (vect_enhance_data_refs_alignment): Compute peel amount using
10647 TYPE_VECTOR_SUBPARTS instead of vf.
10648 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10650 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10653 * system.h: Remove inclusion of double-int.h
10654 * tree.h: Include double-int.h
10655 * gengtype.c: Likewise
10656 * cfgloop.h: Likewise
10657 * Makefile.in: Adjust dependencies on double-int.h
10659 2007-05-02 Eric Christopher <echristo@apple.com>
10661 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10662 -shared to -Zdynamiclib.
10664 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10667 * c-common.c (strip_pointer_or_array_types): New function.
10668 * c-common.h (strip_pointer_or_array_types): New function declaration.
10670 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10672 PR tree-optimization/31771
10673 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10675 2007-05-02 Paul Brook <paul@codesourcery.com>
10677 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10679 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10681 PR middle-end/29715
10682 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10685 2007-05-02 Nick Clifton <nickc@redhat.com>
10687 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10689 2007-05-02 Richard Guenther <rguenther@suse.de>
10691 PR tree-optimization/31146
10692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10693 argument, single_use_p. If we have a single use that is
10694 a conversion to the definition rhs type, propagate that rhs.
10695 (forward_propagate_addr_expr): Pass single_use_p argument
10696 to forward_propagate_addr_expr_1.
10698 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10700 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10703 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10705 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10706 'AMD Family 10 core'.
10708 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10710 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10711 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10712 with SSE3 instruction set support.
10713 * doc/invoke.texi: Likewise.
10715 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10717 * config/i386/i386.c (override_options): Tuning 32-byte loop
10718 alignment for amdfam10 architecture. Increasing the max loop
10719 alignment to 24 bytes.
10721 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10723 * config/m68k/constraints.md: New.
10724 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10725 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10726 EXTRA_CONSTRAINT): Remove.
10727 * config/m68k/m68k.md: Include constraints.md.
10728 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10730 2007-05-01 Ian Lance Taylor <iant@google.com>
10732 PR tree-optimization/31739
10733 * tree-vrp.c (vrp_val_is_max): New static function.
10734 (vrp_val_is_min): New static function.
10735 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10737 (set_value_range): Use vrp_val_is_{max,min}.
10738 (extract_range_from_assert): Likewise.
10739 (extract_range_from_binary_expr): Likewise.
10740 (extract_range_from_unary_expr): Likewise.
10741 (dump_value_range, vrp_meet): Likewise.
10742 (vrp_visit_phi_node): Likewise.
10743 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10745 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10747 * config/i386/gmon-sol2.c (size_t): New type.
10748 (intptr_t): Likewise.
10749 (s_textsize): Declare as size_t.
10751 (monstartup): Use size_t for sizes.
10752 (_mcount): Save and restore registers.
10753 (internal_mcount): Pass 0 as the first argument to monstartup
10755 (moncontrol): Convert pointer to appropriately sized integer
10756 before passing to profil.
10758 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10760 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10761 __NO_FPRS__, not just if _SOFT_DOUBLE.
10762 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10763 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10764 also for E500 double.
10765 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10766 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10769 2007-05-01 Richard Guenther <rguenther@suse.de>
10771 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10774 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10776 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10778 2007-05-01 Jan Hubicka <jh@suse.cz>
10780 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10783 2007-05-01 Jan Hubicka <jh@suse.cz>
10785 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10786 (maybe_fold_offset_to_reference): Declare.
10787 * fold-const.c (fold_unary): Do not fold
10788 (type *)&A into &A->field_of_type_and_offset_0
10789 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10790 size is unknown, give up.
10791 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10793 (maybe_fold_offset_to_reference): New.
10794 (maybe_fold_stmt_indirect): Use it.
10795 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10796 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10798 (gimplify_expr): Likewise for plus_expr.
10800 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10802 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10803 bsi_after_labels. Always insert statements before bsi.
10804 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10805 * predict.c (apply_return_prediction): Check for empty blocks.
10806 * cfgexpand.c (lab_rtx_for_bb): New variable.
10807 (label_rtx_for_bb): Do not create new tree labels.
10808 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10809 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10810 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10812 (label_for_bb): Add field used.
10813 (update_eh_label, main_block_label): Mark the label used.
10814 (cleanup_dead_labels): Remove unused labels.
10816 2007-05-01 Richard Guenther <rguenther@suse.de>
10818 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10819 if it is not about to be set.
10820 (get_value_range): Do not pre-allocate equiv bitmap.
10821 (update_value_range): No need to clear equiv field.
10822 (add_equivalence): Change prototype to get bitmap pointer.
10823 Allocate bitmap here if it is not already.
10824 (extract_range_from_assert): Do not allocate bitmap here.
10825 Update callers to add_equivalence.
10826 (extract_range_from_ssa_name): Likewise.
10827 (get_vr_for_comparison): New static helper.
10828 (compare_name_with_value): Handle NULL equiv bitmap by
10829 peeling the first iteration of the comparison loop.
10830 Use get_vr_for_comparison.
10831 (compare_names): Handle NULL equiv bitmaps by using fake
10832 ones. Use get_vr_for_comparison.
10834 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10836 * double-int.c (mpz_set_double_int): Moved from
10837 tree-ssa-loop-niter.c.
10838 (mpz_get_double_int): Likewise; also, add option to wrap
10839 out-of-range integers.
10840 * double-int.h: New prototypes for above.
10841 * tree.c (get_static_type_bounds): Moved from
10842 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10843 TYPE_MAX_VALUE if they exist..
10844 * tree.h: New prototype for above.
10845 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10846 get_type_bounds calls.
10847 (mpz_set_double_int): Move to double-int.c.
10848 (get_type_bounds): Move to tree.c, rename to
10849 get_static_type_bounds.
10850 (mpz_to_double_int): Move to double-int.c, rename to
10851 mpz_get_double_int.
10853 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10855 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10856 DIV0 exception can fall through to a normal return.
10858 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10860 PR middle-end/22156
10861 Temporarily revert:
10862 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10863 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10864 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10865 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10866 initialize align to silence bogus warning.
10867 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10868 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10870 (struct sra_walk_fns): Remove use_all parameter from use.
10871 (sra_hash_tree): Handle BIT_FIELD_REFs.
10872 (sra_elt_hash): Don't hash bitfld blocks.
10873 (sra_elt_eq): Skip them in parent compares as well. Handle
10875 (sra_walk_expr): Don't maintain or pass down use_all_p.
10876 (scan_use): Remove use_all parameter.
10877 (scalarize_use): Likewise. Re-expand assignment to
10878 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10879 output, and re-scalarize after output. Don't mark anything
10881 (scalarize_ldst): Adjust.
10882 (scalarize_walk_gimple_modify_statement): Likewise.
10883 (build_element_name_1): Handle BIT_FIELD_REFs.
10884 (instantiate_element): Don't warn for any element whose parent
10885 is used as a whole.
10886 (instantiate_missing_elements_1): Return the sra_elt.
10887 (canon_type_for_field): New.
10888 (try_instantiate_multiple_fields): New.
10889 (instantiate_missing_elemnts): Use them.
10890 (mark_no_warning): Removed.
10891 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10892 (REPLDUP, sra_build_elt_assignment): New.
10893 (generate_copy_inout): Use them.
10894 (generate_element_copy): Likewise. Handle bitfld differences.
10895 (generate_element_zero): Don't recurse for blocks. Use
10896 sra_build_elt_assignment.
10897 (generate_one_element_int): Take elt instead of var. Use
10898 sra_build_elt_assignment.
10899 (generate_element_init_1): Adjust.
10900 (scalarize_use, scalarize_copy): Use REPLDUP.
10901 (scalarize_ldst): Move assert before dereference.
10902 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10904 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10907 * tree.c (reconstruct_complex_type): Reconstruct a reference
10909 Also use the same mode for the pointer as the old pointer type.
10911 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10913 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10916 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10918 PR rtl-optimization/31676
10919 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10920 (df_refs_record): Call it.
10922 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10924 * rtl.def (SS_ABS): New code.
10925 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10926 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10927 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10928 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10929 (bfin_init_builtins): Define them.
10930 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10931 (bfin_expand_builtin): ... and handle the others here.
10932 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10933 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10934 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10935 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10936 operand is only HImode.
10938 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10940 * regclass.c (scan_one_insn): Remove splitting of
10943 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10944 Nigel Stephens <nigel@mips.com>
10946 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10948 2007-04-28 Jan Hubicka <jh@suse.cz>
10950 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10951 insn_locators_alloc instead of insn_locators_initialize;
10952 call reset_block_changes.
10953 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10954 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10955 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10956 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10957 * config/score/score.c (th_output_mi_thunk): Likewise.
10958 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10959 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10960 tolerate uninitialized locator info.
10963 * function.c (init_function_start): Don't init line number info.
10964 (expand_function_end): Update.
10965 (reset_block_changes, record_block_change, finalize_block_changes,
10966 check_block_change, free_block_changes): Kill.
10967 * function.h (reset_block_changes, record_block_change,
10968 finalize_block_changes, check_block_change, free_block_changes):
10970 (struct function): Remove ib_boundaries_block.
10971 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10972 Use curr_insn_locator to initialize locator.
10973 (emit_line_note): Remove.
10974 * cfgexpand.c (expand_gimple_cond_expr): Update.
10975 (construct_exit_block): Likewise.
10976 (tree_expand_cfg): Initialize/finalize locators.
10977 * expr.c (expand_expr_real): Update.
10978 * cfglayout.c (line_locators_locs, line_locators_lines,
10979 file_locators_locs, file_locators_files): Remove.
10980 (set_block_levels): Move to cfgexpand.c.
10981 (insn_locators_initialize): Remove.
10982 (pass_insn_locators_initialize): Remove.
10983 (locations_locators_locs, locations_locators_vals): New static vars.
10984 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10986 (insn_locators_alloc, insn_locators_finalize,
10987 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10989 (locator_location): New.
10990 (locator_line, locator_file): Rewrite.
10991 * rtl.h (emit_line_note): Kill.
10992 (insn_locators_alloc, insn_locators_finalize,
10993 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10995 * tree-inline.c (initialize_cfun): Do not initialize
10996 ib_boundaries_block.
10997 * passes.c (pass_insn_locators_initialize): Remove.
10999 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11001 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11002 info. Update last_basic_block correctly.
11004 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11007 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11008 register itself to hold the offset constant. Tell flow the use
11009 of r4 and r5 when they are used.
11011 2007-04-27 Richard Guenther <rguenther@suse.de>
11013 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11014 if we simplified anything.
11015 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11016 warnings until we did a simplification and the stmt was not
11017 marked as TREE_NO_WARNING.
11019 2007-04-27 Mike Stump <mrs@apple.com>
11021 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11023 2007-04-27 Ian Lance Taylor <iant@google.com>
11025 PR middle-end/31710
11026 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11027 TYPE_MAX_VALUE exist, convert them to the new type.
11029 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11031 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11032 if it claims to be available.
11033 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11034 edge is redirected.
11035 (perform_tree_ssa_dce): Always free postdominators.
11037 2007-04-27 Richard Henderson <rth@redhat.com>
11039 * config/alpha/predicates.md (aligned_memory_operand): Mark
11040 as define_special_predicate.
11041 (unaligned_memory_operand, normal_memory_operand): Likewise.
11042 (reg_or_unaligned_mem_operand): Remove.
11043 (any_memory_operand): Match the documentation and check for
11044 non-renumbered pseudos during reload.
11045 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11046 alpha_secondary_reload_class, update to new interface, make static.
11047 Handle CQImode like HImode. Remove FP subreg check.
11048 (alpha_expand_mov): Use replace_equiv_address.
11049 (alpha_expand_mov_nobwx): Use any_memory_operand.
11050 (TARGET_SECONDARY_RELOAD): New.
11051 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11052 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11053 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11054 * config/alpha/alpha.md: ... here.
11055 (RELOAD12, reloadmode): New.
11057 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11058 Don't handle the aligned case here.
11059 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11060 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11061 reload_inhi_help. Don't expect a scratch register.
11062 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11064 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11066 2007-04-27 Richard Guenther <rguenther@suse.de>
11068 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11070 2007-04-27 Richard Guenther <rguenther@suse.de>
11072 PR tree-optimization/30965
11073 PR tree-optimization/30978
11074 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11075 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11076 (find_equivalent_equality_comparison): Likewise.
11077 (simplify_cond): Likewise.
11078 (get_prop_source_stmt): New helper.
11079 (get_prop_dest_stmt): Likewise.
11080 (can_propagate_from): Likewise.
11081 (remove_prop_source_from_use): Likewise.
11082 (combine_cond_expr_cond): Likewise.
11083 (forward_propagate_comparison): New function.
11084 (forward_propagate_into_cond): Rewrite to use fold for
11086 (tree_ssa_forward_propagate_single_use_vars): Call
11087 forward_propagate_comparison to propagate comparisons.
11089 2007-04-27 Richard Guenther <rguenther@suse.de>
11091 PR tree-optimization/31715
11092 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11093 sure to do computation on the offset in an appropriate
11096 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11098 * reload.h (elimination_target_reg_p): Declare.
11099 * reload.c (find_reloads): Don't apply the reg_rtx move
11100 optimization if the SET_DEST satisfies elimination_target_reg_p.
11101 * reload1.c (elimination_target_reg_p): New function.
11102 (gen_reload): In the move/add2 fallback, make sure that op0
11103 does not overlap the destination register.
11105 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11107 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11108 transform only GIMPLE_MODIFY_STMTs.
11109 * tree-complex.c (expand_complex_operations_1): Ditto.
11110 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11111 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11112 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11114 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11115 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11116 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11117 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11118 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11119 slpeel_add_loop_guard): Ditto.
11120 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11121 * lambda-code.c (perfect_nestify): Ditto.
11122 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11123 before the first statement.
11124 * tree-optimize.c (execute_free_datastructures): Fix comments.
11125 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11126 * tree-flow.h (disband_implicit_edges): Declaration removed.
11127 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11129 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11130 COND_EXPRs without gotos.
11131 (disband_implicit_edges, has_label_p): Removed.
11132 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11133 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11135 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11137 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11138 also for COND_EXPRs.
11139 * cfgexpand.c (label_rtx_for_bb): New function.
11140 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11141 Use label_rtx_for_bb to find the labels.
11142 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11143 last block. Detect fallthru edges.
11145 2007-04-26 Ian Lance Taylor <iant@google.com>
11148 * reload.c (find_reloads_subreg_address): If the address was valid
11149 in the original mode but not in the new mode, reload the whole
11152 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11154 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11155 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11156 (cleanup_control_expr_graph): Do not invalidate dominance info.
11157 Record altered blocks.
11158 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11159 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11160 cleanup_tree_cfg_bb): New functions.
11161 (remove_forwarder_block): Do not maintain the worklist of blocks.
11162 Record altered blocks.
11163 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11164 not over whole cfg.
11165 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11166 delete_unreachable_blocks if dominators are not available.
11167 * tree-inline.c (optimize_inline_calls): Free dominance information
11169 * tree-flow.h (remove_edge_and_dominated_blocks,
11170 cfgcleanup_altered_bbs): Altered.
11171 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11173 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11175 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11176 do not invalidate dominators.
11178 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11180 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11181 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11183 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11185 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11187 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11189 2007-04-26 Richard Guenther <rguenther@suse.de>
11191 PR tree-optimization/31703
11192 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11193 the right type for the target of the bittest.
11195 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11197 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11198 ix86_sol10_return_in_memory.
11200 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11202 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11205 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11208 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11210 PR tree-optimization/30558
11211 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11212 clear this_state.prev_try.
11214 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11215 Mark Mitchell <mark@codesourcery.com>
11217 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11218 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11219 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11221 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11224 * doc/invoke.texi (%:print-asm-header): Document.
11225 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11227 (static_spec_functions): Add print-asm-header.
11228 (main): Print a banner before the --target-help linker options.
11229 (print_asm_header_spec_function): New function.
11231 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11234 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11235 (movsf_ie): Likewise.
11237 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11239 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11241 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11243 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11244 exception for divide-by-zero.
11245 (__umodsi3, __modsi3): Likewise.
11247 2007-04-25 Dirk Mueller <dmueller@suse.de>
11249 * c-typeck.c (build_compound_expr): Annotate warning()
11250 call with OPT_Wunused_value.
11251 * tree-ssa.c (warn_uninit): Annotate warning with
11253 * c-common.c (handle_sentinel_attribute): Annotate warning
11254 call with OPT_Wattributes.
11256 2007-04-25 Thiemo Seufer <ths@mips.com>
11258 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11259 (mips16): Fix typo.
11260 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11261 on to the assembler. Improve handling of -mno-mips16. Add handling
11262 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11263 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11264 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11265 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11267 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11270 * config/i386/winnt.c (i386_pe_file_end): Strip only
11271 USER_LABEL_PREFIX when writing export name.
11273 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11275 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11276 sh/elf.h, vx-common.h and vxworks.h.
11277 * config/sh/sh.h: Include config/vxworks-dummy.h.
11278 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11279 (OVERRIDE_OPTIONS): Use it.
11280 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11281 (vxworks_picreg): New pattern.
11282 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11283 VXWORKS_OS_CPP_BUILTINS.
11284 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11285 to their VXWORKS_* equivalents.
11286 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11287 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11288 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11289 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11290 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11291 -mrtp/-fPIC multilibs.
11292 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11293 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11294 (MULTILIB_OSDIRNAMES): Delete.
11296 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11299 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11301 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11303 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11304 rounding mode to be specified by the caller.
11305 (real_to_mpfr) Likewise.
11306 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11307 include new arguments.
11308 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11310 2007-04-24 Ian Lance Taylor <iant@google.com>
11312 PR tree-optimization/31605
11313 * tree-vrp.c (set_value_range): Check that min and max are not
11314 both overflow infinities.
11315 (set_value_range_to_value): New static function.
11316 (extract_range_from_binary_expr): Call set_value_range_to_value.
11317 (extract_range_from_cond_expr): Likewise.
11318 (extract_range_from_expr): Likewise.
11319 (extract_range_from_unary_expr): Likewise. Don't create a range
11320 which overflows on both sides.
11321 (vrp_meet): Check for a useless range.
11322 (vrp_visit_phi_node): If we see a constant which looks like an
11323 overflow infinity, turn off the TREE_OVERFLOW flag.
11325 2007-04-24 Ian Lance Taylor <iant@google.com>
11327 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11329 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11331 PR diagnostic/25923
11332 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11333 diagnostic message is being built.
11334 * tree-pretty-print.c (dump_generic_node): Only write the
11335 formatted text into BUFFER's stream if we are not building a
11336 diagnostic message.
11337 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11339 * Makefile.in (toplev.o): Depend on tree-pass.h.
11341 2007-04-24 Ian Lance Taylor <iant@google.com>
11343 PR tree-optimization/31602
11344 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11345 conditionals in the copied loop header.
11346 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11347 warnings if TREE_NO_WARNING is set.
11348 * doc/invoke.texi (Warning Options): Clarify that
11349 -Wstrict-overflow does not warn about loops.
11351 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11353 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11354 expand on the comment about _Decimal128 arguments and check the
11355 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11356 that _Decimal128 argument uses even/odd register pair.
11357 (function_arg): Ditto.
11359 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11361 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11362 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11364 2007-04-24 Richard Guenther <rguenther@suse.de>
11365 Olga Golovanevsky <olga@il.ibm.com>
11367 * fold-const.c (multiple_of_p): Check for bottom
11370 2007-04-24 Richard Henderson <rth@redhat.com>
11372 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11373 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11374 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11375 looking for non-zero bits shifted out. Avoid a recursive call
11376 when constructing the scalar.
11377 (__floatundisf): Likewise.
11379 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11381 * dwarf2out.c (field_byte_offset): Move the existing logic
11382 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11383 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11385 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11388 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11389 length argument of 0 for memset.
11390 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11391 unsigned shift instead of the signed variant.
11393 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11395 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11396 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11397 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11398 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11399 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11400 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11401 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11402 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11403 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11404 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11405 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11406 "mul<mode>3", "div<mode>3"): Insn definitions added.
11407 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11408 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11409 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11410 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11411 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11412 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11413 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11414 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11415 TARGET_FLOAT_FORMAT): Macro definitions removed.
11416 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11417 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11418 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11419 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11420 (s390_gen_rtx_const_DI): Function removed.
11421 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11423 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11425 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11426 over an external ffs function.
11428 2007-04-24 Chao-ying Fu <fu@mips.com>
11429 Richard Sandiford <richard@nildram.co.uk>
11431 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11432 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11433 (smadd_widen_optab, umadd_widen_optab): Define.
11434 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11436 * genopinit.c (optabs): Fill in smadd_widen_optab and
11438 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11439 and umadd_widen_optab to implement multiply-add sequences.
11440 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11441 (<u>maddsidi4): ...this. Extend condition to include
11442 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11443 of operand 0 to "ka" and use the three-operand form of madd<u>
11445 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11447 * config/mips/constraints.md (ka): New register constraint.
11449 2007-04-24 Jan Hubicka <j@suse.cz>
11453 2007-04-23 Jan Hubicka <jh@suse.cz>
11454 * function.c (init_function_start): Don't init line number info.
11455 (expand_function_end): Update.
11456 (reset_block_changes, record_block_change, finalize_block_changes,
11457 check_block_change, free_block_changes): Kill.
11458 * function.h (reset_block_changes, record_block_change,
11459 finalize_block_changes, check_block_change, free_block_changes):
11461 (struct function): Remove ib_boundaries_block.
11462 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11463 Use curr_insn_locator to initialize locator.
11464 (emit_line_note): Remove.
11465 * cfgexpand.c (expand_gimple_cond_expr): Update.
11466 (construct_exit_block): Likewise.
11467 (tree_expand_cfg): Initialize/finalize locators.
11468 * expr.c (expand_expr_real): Update.
11469 * cfglayout.c (line_locators_locs, line_locators_lines,
11470 file_locators_locs, file_locators_files): Remove.
11471 (set_block_levels): Move to cfgexpand.c.
11472 (insn_locators_initialize): Remove.
11473 (pass_insn_locators_initialize): Remove.
11474 (locations_locators_locs, locations_locators_vals): New static vars.
11475 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11477 (insn_locators_alloc, insn_locators_finalize,
11478 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11480 (locator_location): New.
11481 (locator_line, locator_file): Rewrite.
11482 * rtl.h (emit_line_note): Kill.
11483 (insn_locators_alloc, insn_locators_finalize,
11484 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11486 * tree-inline.c (initialize_cfun): Do not initialize
11487 ib_boundaries_block.
11488 * passes.c (pass_insn_locators_initialize): Remove.
11490 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11492 * doc/invoke.texi: Removed leading '-' from option index entries.
11494 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11496 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11498 (create_phi_node): Use set_phi_nodes.
11499 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11500 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11501 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11502 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11503 (bsi_start, bsi_last): Use bb_stmt_list.
11504 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11505 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11506 Traverse the statements using tsi iterator.
11507 * basic-block.h (struct basic_block_def): Fields stmt_list
11508 and phi_nodes moved to ...
11509 (struct tree_bb_info): ... new structure.
11510 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11511 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11512 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11513 (tree_verify_flow_info): Verify that il.tree is not set for
11514 entry and exit block.
11515 (tree_split_block): Use set_bb_stmt_list.
11517 2007-04-23 Mike Stump <mrs@apple.com>
11519 * config/i386/i386.c (ix86_tune_features
11520 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11523 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11525 * config/i386/i386.md (prefix_extra): New attribute.
11526 (length): Add prefix_extra.
11528 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11529 (sse2_movntv2di): Likewise.
11530 (sse2_cvtps2dq): Likewise.
11531 (sse2_cvtpd2pi): Likewise.
11532 (sse2_cvttpd2pi): Likewise.
11533 (*sse2_cvtpd2ps): Likewise.
11534 (*add<mode>3): Likewise.
11535 (sse2_ssadd<mode>3): Likewise.
11536 (sse2_usadd<mode>3): Likewise.
11537 (*sub<mode>3): Likewise.
11538 (sse2_sssub<mode>3): Likewise.
11539 (sse2_ussub<mode>3): Likewise.
11540 (*mulv8hi3): Likewise.
11541 (*smulv8hi3_highpart): Likewise.
11542 (*umulv8hi3_highpart): Likewise.
11543 (sse2_umulv2siv2di3): Likewise.
11544 (sse2_pmaddwd): Likewise.
11545 (ashr<mode>3): Likewise.
11546 (lshr<mode>3): Likewise.
11547 (ashl<mode>3): Likewise.
11548 (sse2_ashlti3): Likewise.
11549 (sse2_lshrti3): Likewise.
11550 (*umaxv16qi3): Likewise.
11551 (*smaxv8hi3): Likewise.
11552 (*uminv16qi3): Likewise.
11553 (*sminv8hi3): Likewise.
11554 (sse2_eq<mode>3): Likewise.
11555 (sse2_gt<mode>3): Likewise.
11556 (*and<mode>3): Likewise.
11557 (sse2_nand<mode>3): Likewise.
11558 (*ior<mode>3): Likewise.
11559 (*xor<mode>3): Likewise.
11560 (sse2_packsswb): Likewise.
11561 (sse2_packssdw): Likewise.
11562 (sse2_packuswb): Likewise.
11563 (sse2_punpckhbw): Likewise.
11564 (sse2_punpcklbw): Likewise.
11565 (sse2_punpckhwd): Likewise.
11566 (sse2_punpcklwd): Likewise.
11567 (sse2_punpckhdq): Likewise.
11568 (sse2_punpckldq): Likewise.
11569 (sse2_punpckhqdq): Likewise.
11570 (sse2_punpcklqdq): Likewise.
11571 (*sse2_pinsrw): Likewise.
11572 (*sse2_pextrw): Likewise.
11573 (sse2_pshufd_1): Likewise.
11574 (sse2_uavgv16qi3): Likewise.
11575 (sse2_uavgv8hi3): Likewise.
11576 (sse2_psadbw): Likewise.
11577 (sse2_pmovmskb): Likewise.
11578 (*sse2_maskmovdqu): Likewise.
11579 (*sse2_maskmovdqu_rex64): Likewise.
11580 (sse4a_extrqi): Likewise.
11581 (sse4a_extrq): Likewise.
11582 (sse3_lddqu): Set prefix_rep.
11583 (sse3_addsubv4sf3): Likewise.
11584 (sse3_haddv4sf3): Likewise.
11585 (sse3_hsubv4sf3): Likewise.
11586 (sse_cvtss2si): Likewise.
11587 (sse_cvtss2si_2): Likewise.
11588 (sse_cvtss2siq): Likewise.
11589 (sse_cvtss2siq_2): Likewise.
11590 (sse_cvttss2si): Likewise.
11591 (sse_cvttss2siq): Likewise.
11592 (sse2_cvttps2dq): Likewise.
11593 (sse3_movshdup): Likewise.
11594 (sse3_movsldup): Likewise.
11595 (sse2_cvtsd2si): Likewise.
11596 (sse2_cvtsd2si_2): Likewise.
11597 (sse2_cvtsd2siq): Likewise.
11598 (sse2_cvtsd2siq_2): Likewise.
11599 (sse2_cvttsd2si): Likewise.
11600 (sse2_cvttsd2siq): Likewise.
11601 (*sse2_cvtpd2dq): Likewise.
11602 (*sse2_cvttpd2dq): Likewise.
11603 (sse2_pshuflw_1): Likewise.
11604 (sse2_pshufhw_1): Likewise.
11605 (sse4a_insertqi): Likewise.
11606 (sse4a_insertq): Likewise.
11607 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11608 (ssse3_phadddv4si3): Likewise.
11609 (ssse3_phaddswv8hi3): Likewise.
11610 (ssse3_phsubwv8hi3): Likewise.
11611 (ssse3_phsubdv4si3): Likewise.
11612 (ssse3_phsubswv8hi3): Likewise.
11613 (ssse3_pmaddubswv8hi3): Likewise.
11614 (ssse3_pmulhrswv8hi3): Likewise.
11615 (ssse3_pshufbv16qi3): Likewise.
11616 (ssse3_psign<mode>3): Likewise.
11617 (ssse3_palignrti): Likewise.
11618 (abs<mode>2): Likewise.
11619 (ssse3_phaddwv4hi3): Set prefix_extra.
11620 (ssse3_phadddv2si3): Likewise.
11621 (ssse3_phaddswv4hi3): Likewise.
11622 (ssse3_phsubwv4hi3): Likewise.
11623 (ssse3_phsubdv2si3): Likewise.
11624 (ssse3_phsubswv4hi3): Likewise.
11625 (ssse3_pmaddubswv4hi3): Likewise.
11626 (ssse3_pmulhrswv4hi3): Likewise.
11627 (ssse3_pshufbv8qi3): Likewise.
11628 (ssse3_psign<mode>3): Likewise.
11629 (ssse3_palignrdi): Likewise.
11630 (abs<mode>2): Likewise.
11631 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11632 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11633 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11635 2007-04-23 Nick Clifton <nickc@redhat.com>
11637 * params.def: Fix formatting of emacs local variables.
11639 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11641 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11642 move if inter-unit move isn't allowed.
11643 Don't split moving the first element of V2DI to DI to inter-unit
11644 move if inter-unit move isn't allowed.
11646 2007-04-23 Richard Guenther <rguenther@suse.de>
11648 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11649 and CDI_POST_DOMINATORS separately.
11651 2007-04-23 Nick Clifton <nickc@redhat.com>
11653 * c.opt (Wformat-contains-nul): Add warning attribute.
11655 2007-04-23 Jan Hubicka <jh@suse.cz>
11657 * function.c (init_function_start): Don't init line number info.
11658 (expand_function_end): Update.
11659 (reset_block_changes, record_block_change, finalize_block_changes,
11660 check_block_change, free_block_changes): Kill.
11661 * function.h (reset_block_changes, record_block_change,
11662 finalize_block_changes, check_block_change, free_block_changes):
11664 (struct function): Remove ib_boundaries_block.
11665 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11666 Use curr_insn_locator to initialize locator.
11667 (emit_line_note): Remove.
11668 * cfgexpand.c (expand_gimple_cond_expr): Update.
11669 (construct_exit_block): Likewise.
11670 (tree_expand_cfg): Initialize/finalize locators.
11671 * expr.c (expand_expr_real): Update.
11672 * cfglayout.c (line_locators_locs, line_locators_lines,
11673 file_locators_locs, file_locators_files): Remove.
11674 (set_block_levels): Move to cfgexpand.c.
11675 (insn_locators_initialize): Remove.
11676 (pass_insn_locators_initialize): Remove.
11677 (locations_locators_locs, locations_locators_vals): New static vars.
11678 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11680 (insn_locators_alloc, insn_locators_finalize,
11681 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11683 (locator_location): New.
11684 (locator_line, locator_file): Rewrite.
11685 * rtl.h (emit_line_note): Kill.
11686 (insn_locators_alloc, insn_locators_finalize,
11687 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11689 * tree-inline.c (initialize_cfun): Do not initialize
11690 ib_boundaries_block.
11691 * passes.c (pass_insn_locators_initialize): Remove.
11693 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11695 PR middle-end/31448
11696 * expr.c (reduce_to_bit_field_precision): Handle
11699 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11701 PR tree-optimization/24659
11702 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11703 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11704 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11705 * genopinit.c (optabs): Rename vec_pack_mod_optab
11706 to vec_pack_trunc_optab.
11707 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11708 early for scalar floating point operands for NOP_EXPR.
11709 (vectorizable_type_promotion): Ditto.
11710 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11711 vec_pack_trunc_optab.
11712 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11714 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11715 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11716 Rename from VEC_PACK_MOD_EXPR.
11717 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11718 * expr.c (expand_expr_real_1): Ditto.
11719 * tree-inline.c (estimate_num_insns_1): Ditto.
11720 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11722 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11723 (vec_unpacks_lo_v4sf): Ditto.
11724 (vec_pack_trunc_v2df): Ditto.
11725 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11726 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11727 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11729 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11731 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11733 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11734 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11735 packing of floating point operands.
11736 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11737 represent unpacking of floating point operands.
11738 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11739 [vec_unpacks_hi]: Ditto.
11740 [vec_unpacks_lo]: Ditto.
11742 2007-04-22 Jan Hubicka <jh@suse.cz>
11744 * final.c (rest_of_handle_final): Call
11745 targetm.asm_out.constructor/targetm.asm_out.destructor
11746 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11747 proper priority via decl_*_priority_insert.
11748 * c-common.c (c_expand_body): Likewise.
11750 2007-04-22 Richard Guenther <rguenther@suse.de>
11752 PR tree-optimization/29789
11753 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11754 (rewrite_reciprocal): New helper split out from
11755 determine_invariantness_stmt.
11756 (rewrite_bittest): Likewise.
11757 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11758 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11761 2007-04-22 Revital Eres <eres@il.ibm.com>
11763 * loop-unroll.c (var_to_expand): New field to support also
11764 insns of the form x = something + x.
11765 (analyze_insn_to_expand_var): Use it.
11766 (expand_var_during_unrolling): Likewise.
11768 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11770 * predict.c: Include pointer-set.h.
11771 (bb_predictions): New variable.
11772 (tree_predicted_by_p, tree_predict_edge,
11773 remove_predictions_associated_with_edge): Use bb_predictions map
11774 instead of bb->predictions.
11775 (clear_bb_predictions, assert_is_empty): New functions.
11776 (combine_predictions_for_bb): Use bb_predictions map. Call
11777 clear_bb_predictions.
11778 (tree_estimate_probability): Create and free bb_predictions map.
11779 * Makefile.in (predict.o): Add pointer-set.h dependency.
11780 * basic-block.h (struct basic_block_def): Remove predictions
11782 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11784 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11787 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11790 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11792 * timevar.c (timevar_print): Change reference of --disable-checking to
11793 --enable-checking=release. Also warn if assert checking is disabled.
11795 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11798 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11799 decl as addressable if the compound literal was marked as
11801 Mark the decl as a gimple register if it is a complex or
11802 vector decl and does not live in memory.
11804 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11806 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11807 (GENERIC_NEXT): New function macro.
11808 (PHI_CHAIN): Use phi_node's new chain variable.
11809 (tree_phi_node): Change tree_common to tree_base
11810 and add the chain field.
11811 * tree-phinodes.c (make_phi_node): Don't set
11812 TREE_TYPE on the new node.
11813 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11814 instead of checking GIMPLE_TUPLE_P in chain_next.
11815 * tree-vect-transform.c
11816 (get_initial_def_for_induction): Look at
11817 PHI_RESULT_TREE for the type of the phi node.
11818 (update_vuses_to_preheader): Use PHI_CHAIN
11819 instead of TREE_CHAIN on the phi node.
11820 * tree-ssa-structalias.c (compute_points_to_sets):
11822 (ipa_pta_execute): Likewise.
11824 2007-04-21 Richard Guenther <rguenther@suse.de>
11826 PR middle-end/31136
11827 * fold-const.c (fold_unary): Call fold_convert_const on the
11830 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11832 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11833 (store_killed_in_pat): New.
11835 2007-04-20 Richard Henderson <rth@redhat.com>
11838 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11839 TREE_LIST with a void_type_node value, not void_list_node exactly.
11841 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11843 * doc/standards.texi: Re-arrange into language-specific
11844 subsections. Add a C++ section, documenting which standards we
11847 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11849 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11850 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11852 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11854 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11855 ecrti.o and crtbegin.o.
11856 (LIB_DEFAULT_SPEC): Include -lc.
11857 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11859 2007-04-20 Richard Henderson <rth@redhat.com>
11862 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11863 argument; update all callers.
11864 (get_unaligned_offset): New.
11865 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11866 get_unaligned_address, just pass on the address directly.
11867 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11868 the subreg in the helper patterns.
11869 (unaligned_extendqidi_le): Use get_unaligned_offset.
11870 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11871 (unaligned_extendhidi_be): Likewise.
11872 (unaligned_extendhidi): Tidy.
11873 * config/alpha/alpha-protos.h: Update.
11875 2007-04-20 Richard Henderson <rth@redhat.com>
11877 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11878 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11879 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11880 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11881 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11882 (CPP_SPEC): Don't include %(cpp_subtarget).
11883 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11884 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11885 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11887 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11889 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11890 for __builtin_ia32_cmpordss.
11892 PR tree-optimization/31632
11893 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11894 and arg1 for optimizations of comparison against min/max values.
11895 Fold arg0 to arg1's type for optimizations of comparison against
11896 min+1 and max-1 values.
11898 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11900 * reload.c (combine_reloads): When trying to use a dying register,
11901 check whether it's uninitialized and don't use if so.
11903 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11905 * fold-const.c: Remove prototypes for native_encode_expr and
11906 native_interpret_expr.
11907 (native_encode_expr): Make non-static.
11908 (native_interpret_expr): Likewise.
11909 * tree.h: Add prototypes for the above.
11911 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11913 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11914 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11915 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11916 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11917 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11918 Add length attributes.
11920 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11922 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11925 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11926 __STDC_WANT_DEC_FP__.
11928 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11930 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11931 for long double compatibility.
11932 * configure: Regenerate.
11934 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11936 PR rtl-optimization/29841
11937 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11939 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11940 that may cause control flow transfer from being moved.
11942 2007-04-18 Jan Hubicka <jh@suse.cz>
11944 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11947 2007-04-18 Eric Christopher <echristo@apple.com>
11949 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11950 only. Update operands.
11951 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11952 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11953 link register to pic register.
11955 2007-04-18 Dirk Mueller <dmueller@suse.de>
11957 PR diagnostic/31227
11958 * tree-vrp.c (search_for_addr_array): New.
11959 (check_array_bounds): Suppress warning about
11960 address taken of array refs if its not de-referenced.
11962 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11964 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11965 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11967 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11968 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11969 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11971 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11973 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11975 (vect_analyze_scalar_cycles): Fix indentation.
11976 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11977 (vect_mark_relevant): Include phis in relevance analysis.
11979 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11981 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11983 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11984 output_operand_lossage().
11986 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11988 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11989 the unused code for reduction without adjust-in-epilog to simplify the
11992 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11994 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11995 (S390_TDC_NEGATIVE_ZERO): New constant.
11996 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11997 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11998 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11999 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12000 (S390_TDC_POSITIVE_INFINITY): New constant.
12001 (S390_TDC_NEGATIVE_INFINITY): New constant.
12002 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12003 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12004 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12005 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12006 (S390_TDC_INFINITY): New constant.
12007 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12008 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12009 optimization for UNSPEC_CCZ_TO_INT.
12010 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12011 ("*ccz_to_int"): New insn.
12012 ("isinf<mode>2"): New insn.
12013 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12014 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12015 (UNSPEC_CCZ_TO_INT): New constant.
12017 2007-04-18 Richard Guenther <rguenther@suse.de>
12019 PR tree-optimization/19431
12020 PR tree-optimization/21463
12021 * tree-pass.h (pass_phiprop): Declare.
12022 * passes.c (init_optimization_passes): New phiprop pass.
12023 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12024 (phivn_valid_p): New helper function.
12025 (phiprop_insert_phi): Likewise.
12026 (propagate_with_phi): Likewise.
12027 (tree_ssa_phiprop): New propagator propagating loads
12028 through phi nodes if profitable.
12030 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12032 * tree-vect-analyze.c (process_use): New function.
12033 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12034 Check phis in all bbs.
12035 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12038 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12040 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12043 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12046 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12049 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12051 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12053 (sse_vmmulv4sf3): Likewise.
12054 (sse2_vmaddv2df3): Likewise.
12055 (sse2_vmmulv2df3): Likewise.
12057 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12059 PR rtl-optimization/31360
12060 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12061 (target_reg_cost): New.
12062 (init_set_costs): Initialize target_reg_cost. Add comments
12063 regarding the rationale of the costs.
12064 (global_cost_for_size): Renamed to...
12065 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12066 of register pressure.
12067 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12068 estimate_reg_pressure_cost. Add number of ivs.
12069 (determine_set_costs): Dump target_reg_cost.
12070 * loop-invariant.c (gain_for_invariant): Use
12071 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12072 (best_gain_for_invariant, find_invariants_to_move): Remove
12074 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12075 (target_reg_cost): Declare.
12076 (global_cost_for_size): Declaration removed.
12077 (estimate_reg_pressure_cost): Declare.
12079 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12081 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12082 regnos into even/odd register pairs.
12083 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12084 TDmode similar to the other floating point modes.
12085 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12086 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12088 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12089 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12090 (movdd_hardfloat64): Use TARGET_MFPGPR.
12092 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12094 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12097 2005-01-05 Richard Henderson <rth@redhat.com>
12099 * reload1.c (do_input_reload): Restrict the optimization deleteing
12100 a previous output reload to RELOAD_FOR_INPUT.
12102 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12104 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12105 induc_vec_info_type.
12106 (vectorizable_induction): New function declaration.
12107 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12108 check if already vectorized. Find first place in BB where new stmts
12109 can be inserted. Takes only one argument.
12110 (vectorizable_induction): New function.
12111 (vect_transform_stmt): Add case for induc_vec_info_type to call
12112 vectorizable_induction.
12113 (vect_transform_loop): Consider phis for vectorization.
12114 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12116 (analyze_operations): Call vectorizable_induction when analyzing phis.
12118 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12119 (vect_mark_relevant): Include phis in relevance analysis.
12120 (vect_mark_stmts_to_be_vectorize): Likewise.
12121 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12123 2007-04-16 Lawrence Crowl <crowl@google.com>
12125 * doc/invoke.texi (Debugging Options): Add documentation for the
12126 -femit-struct-debug options -femit-struct-debug-baseonly,
12127 -femit-struct-debug-reduced, and
12128 -femit-struct-debug-detailed[=...].
12130 * c-opts.c (c_common_handle_option): Add
12131 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12132 and OPT_femit_struct_debug_detailed_.
12133 * c.opt: Add specifications for
12134 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12135 and -femit-struct-debug-detailed[=...].
12136 * opts.c (set_struct_debug_option): Parse the
12137 -femit-struct-debug-... options.
12138 * opts.c (matches_main_base, main_input_basename,
12139 main_input_baselength, base_of_path, matches_main_base): Add
12140 variables and functions to compare header base name to compilation
12142 * opts.c (should_emit_struct_debug): Add to determine to emit a
12143 structure based on the option.
12144 (dump_struct_debug) Also disabled function to debug this
12146 * opts.c (handle_options): Save the base name of the
12149 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12150 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12151 This hook indicates if a type is generic. Set it by default
12152 to "never generic".
12153 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12154 to determine if a struct type is generic or not.
12155 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12156 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12157 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12158 with live C++ hook.
12160 * flags.h (enum debug_info_usage): Add an enumeration to describe
12161 a program's use of a structure type.
12162 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12163 to indicate the program's usage of the type. Filter structs based
12164 on the -femit-struct-debug-... specification.
12165 (gen_type_die): Split into two routines, gen_type_die and
12166 gen_type_die_with_usage. gen_type_die is now a wrapper
12167 that assumes direct usage.
12168 (gen_type_die_with_usage): Replace calls to gen_type_die
12169 with gen_type_die_with_usage adding the program usage of
12170 the referenced type.
12171 (dwarf2out_imported_module_or_decl): Suppress struct debug
12172 information using should_emit_struct_debug when appropriate.
12174 2007-04-16 Ian Lance Taylor <iant@google.com>
12176 PR tree-optimization/31522
12177 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12178 (vrp_initialize): Allocate vr_phi_edge_counts.
12179 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12180 executable edge. Drop test for all constants.
12181 (vrp_finalize): Free vrp_phi_edge_counts.
12183 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12184 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12186 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12187 predecessors at head rather than tail.
12189 2007-04-16 Matthias Klose <doko@debian.org>
12191 * config/alpha/linux.h (CPP_SPEC): Define.
12192 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12194 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12196 * function.h: Remove sequence_stack extern declaration.
12198 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12200 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12202 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12205 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12207 * config/avr/avr.c (avr_arch_types): Rearranging array.
12208 (enum avr_arch): Add.
12209 (avr_mcu_types): Use avr_arch enumeration constants instead of
12211 * config/avr/avr.h (LINK_SPEC): Simplify.
12213 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12215 * config/m68k/m68k.c (m68k_libcall_value,
12216 m68k_function_value): Use macros for register names more.
12218 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12220 (M68K_REGNAME): Use A6_REG.
12221 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12223 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12225 PR middle-end/28071
12226 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12227 'pending_read_list_length' and 'pending_write_list_length'. Update
12229 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12230 to handle two length counters instead of one. Update all uses.
12231 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12232 two length counters instead of one.
12233 * sched-rgn.c (propagate_deps): Update to handle two length counters
12236 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12239 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12240 copy of source, pass it to ix86_expand_vector_set and return
12243 2007-04-16 David Ung <davidu@mips.com>
12244 Joseph Myers <joseph@codesourcery.com>
12246 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12247 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12248 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12249 Add 74K processor information.
12250 * config/mips/mips.md: Include 74k.md.
12251 (cpu): Add 74kc,74kf,74kx.
12252 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12253 * config/mips/74k.md: New.
12254 * doc/invoke.texi (MIPS Options): Document 74K support.
12256 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12258 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12259 vectorizable_* functions.
12260 * tree-vect-transform.c (vectorizable_call): Add check for
12261 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12262 (vectorizable_store): likewise.
12263 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12265 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12266 (vectorizable_type_promotion, vectorizable_load): Likewise.
12267 (vectorizable_live_operation, vectorizable_condition): Likewise.
12268 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12270 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12272 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12274 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12275 register numbers more.
12276 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12277 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12278 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12279 FUNCTION_VALUE_REGNO_P): Likewise.
12280 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12281 STATIC_CHAIN_REGNUM): Likewise.
12282 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12283 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12284 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12285 * config/m68k/m68k.md (FP_REG): New.
12287 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12289 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12292 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12294 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12295 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12298 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12300 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12303 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12306 * c-decl.c (finish_decl): Grab the type of the decl after the call
12307 to store_init_value.
12309 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12311 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12313 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12316 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12317 dominators, post dominators and cleanup cfg before returning.
12319 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12321 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12322 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12324 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12326 * config.gcc: Recognize fido.
12327 * config/m68k/m68k-devices.def (fidoa): New.
12328 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12330 (FL_FIDOA, TARGET_FIDOA): New.
12331 * config/m68k/m68k.opt (mfidoa): New.
12333 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12335 PR middle-end/31322
12336 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12337 when a personality function is used.
12339 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12341 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12343 2007-04-13 Mike Stump <mrs@apple.com>
12345 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12347 * config/darwin.opt (fapple-kext): Make C++ only.
12348 * config/darwin.c (darwin_override_options): Remove code to ensure
12349 -fapple-kext is given for C++ only.
12351 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12353 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12354 * config/mips/mips.c (override_options): Call
12355 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12357 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12359 * config/i386/i386.opt (msvr3-shlib): Removed.
12361 * doc/invoke.texi: Remove -msvr3-shlib.
12363 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12365 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12366 with "popcnt" instruction.
12368 2007-04-13 Richard Guenther <rguenther@suse.de>
12370 PR tree-optimization/21258
12371 * tree-vrp.c (compare_case_labels): New helper.
12372 (find_switch_asserts): New function.
12373 (find_assert_locations): Call it for SWITCH_EXPRs.
12375 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12377 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12378 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12379 check is now implied in X87_FLOAT_MODE_P.
12380 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12381 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12382 (fix_trunc<mode>_i386_fisttp): Ditto.
12383 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12384 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12385 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12386 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12387 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12388 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12389 (unnamed_splitters): Ditto.
12390 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12391 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12392 FIRST_SSE_REG for local functions when SSE math is enabled or
12393 for functions with sseregparm attribute.
12394 (standard_80387_constant_p): Return -1 if mode is not
12396 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12397 (ix86_expand_compare): Ditto.
12398 (ix86_expand_carry_flag_compare): Ditto.
12399 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12400 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12401 DECIMAL_FLOAT_MODE_P.
12402 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12403 of SCALAR_FLOAT_MODE_P.
12404 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12405 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12406 checks before FLOAT_MODE_P.
12407 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12408 before FLOAT_MODE_P.
12413 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12415 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12416 Charles Wilson <libtool@cwilson.fastmail.fm>
12418 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12419 (libgcc.mvars): Don't depend on them.
12420 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12421 * exec-tool.in: New.
12423 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12425 * doc/invoke.text (--help): Document --help=common.
12427 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12429 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12431 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12433 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12434 * genemit.c (main): Emit #include "integrate.h".
12435 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12436 (LOADGP_RTP): New mips_loadgp_style.
12437 * config/mips/mips.h: Include config/vxworks-dummy.h.
12438 (TARGET_RTP_PIC): New macro.
12439 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12440 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12441 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12442 for TARGET_RTP_PIC.
12443 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12444 -mvxworks-pic when using -mrtp and a PIC option.
12445 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12447 (mips_symbolic_constant_p, mips_symbolic_address_p)
12448 (mips_symbol_insns): Handle SYMBOL_HALF.
12449 (override_options): Warn about -G and -mrtp being used together.
12450 Initialize mips_lo_relocs[SYMBOL_HALF].
12451 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12452 (mips_emit_loadgp): Handle LOADGP_RTP.
12453 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12454 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12455 (tablejump): Handle function-relative case table entries if
12457 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12459 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12461 * config/mips/mips.md (load_call<mode>): Allow any general register.
12463 (sibcall_value_internal, sibcall_value_multiple_internal)
12464 (call_value_internal, call_value_split, call_value_multiple_internal)
12465 (call_value_multiple_split): Remove constraints from operand 0.
12467 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12469 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12470 rather than loadgp_noshared.
12471 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12472 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12474 * config/mips/mips.md (loadgp): Rename to...
12475 (loadgp_newabi): ...this.
12476 (loadgp_noshared): Rename to...
12477 (loadgp_absolute): ...this.
12479 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12481 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12482 false for locally-binding symbols.
12483 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12485 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12487 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12488 (SYMBOL_GOT_PAGE_OFST): ...this.
12489 (SYMBOL_GOT_GLOBAL): Rename to...
12490 (SYMBOL_GOT_DISP): ...this.
12491 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12492 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12493 * config/mips/mips.c (mips_global_symbol_p): New function.
12494 (mips_symbol_binds_local_p): Likewise.
12495 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12496 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12497 mips_global_symbol_p and mips_symbol_binds_local_p.
12498 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12499 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12500 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12501 SYMBOL_GOTOFF_DISP.
12502 (mips_ok_for_lazy_binding_p): New function.
12503 (mips_load_call_address, mips_expand_call): Use it.
12504 (mips_dangerous_for_la25_p): Likewise.
12505 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12506 (*got_disp<mode>): Use got_disp_operand instead of
12507 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12508 SYMBOL_GOTOFF_GLOBAL.
12509 (*got_page<mode>): Use got_page_ofst_operand instead of
12511 * config/mips/predicates.md (const_call_insn_operand): Use
12512 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12513 (global_got_operand): Rename to...
12514 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12516 (local_got_operand): Rename to...
12517 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12518 of SYMBOL_GOT_LOCAL.
12520 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12522 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12523 TARGET_CALL_CLOBBERED_GP.
12524 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12525 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12526 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12527 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12528 of TARGET_ABICALLS && !TARGET_NEWABI.
12529 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12530 * config/mips/mips.c (mips_load_call_address): Check
12531 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12532 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12533 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12534 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12535 TARGET_ABICALLS && TARGET_NEWABI.
12536 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12538 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12539 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12540 TARGET_ABICALLS && TARGET_NEWABI.
12541 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12542 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12543 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12544 whether indirect calls must use $25.
12545 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12547 * config/mips/mips.md (jal_macro): Check flag_pic and
12548 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12549 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12550 instead of TARGET_ABICALLS.
12551 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12552 TARGET_ABICALLS && TARGET_OLDABI.
12553 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12554 (sibcall): In the comment above the define_insn, mention
12555 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12556 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12557 instead of TARGET_ABICALLS.
12559 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12561 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12562 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12563 (MACFLAGS_MATCH_P): New macro.
12564 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12565 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12566 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12567 the other MACFLAG constants.
12568 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12569 (flag_machi): Tighten constraints. Renumber some of the operands.
12570 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12572 (flag_machi_parts_acconly): New pattern.
12573 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12575 (flag_macinit1hi): Tighten constraints.
12576 (flag_mul_macv2hi_parts_acconly): New pattern.
12578 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12579 Use a more efficient implementation.
12580 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12581 inline sequences when not optimizing for size.
12583 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12584 movhi_high2low): Delete, merge functionality into...
12585 (packv2hi): ... this pattern.
12587 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12588 * config/bfin/bfin.opt (msim): New option.
12589 (mcpu=): New option.
12590 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12591 (bfin_cpu_t): Typedef of enum bfin_cpu.
12592 (bfin_cpu_type): New declaration.
12593 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12594 -msim and -mcpu= options.
12595 (LIB_SPEC): Likewise.
12596 * config/bfin/bfin.c (bfin_cpu_type): Define.
12597 (bfin_handle_option): Handle -mcpu= option.
12598 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12599 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12600 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12604 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12605 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12606 (powerpc-wrs-vxworksae): Use ${tm_file}.
12607 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12608 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12609 * config/i386/vx-common.h: New file.
12611 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12613 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12616 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12618 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12621 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12625 * c-common.c (c_build_qualified_type): Set canonical type
12628 2007-04-12 Richard Guenther <rguenther@suse.de>
12630 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12631 lower bound and element size if lower bound is not zero
12632 or either of the ARRAY_REF operands is set.
12634 2007-04-12 Richard Guenther <rguenther@suse.de>
12636 PR tree-optimization/24689
12637 PR tree-optimization/31307
12638 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12640 * gimplify.c (canonicalize_addr_expr): To be consistent with
12641 gimplify_compound_lval only set operands two and three of
12642 ARRAY_REFs if they are not gimple_min_invariant. This makes
12643 it never at this place.
12644 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12646 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12648 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12649 null before emitting a .nsubspa directive.
12651 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12653 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12654 need_to_partition_p if there are no memory statements in the
12657 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12659 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12660 (gcd_of_steps_may_divide_p): New function.
12661 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12663 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12665 * reload.c (find_reloads_toplev, find_reloads_address,
12666 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12667 not a pointer equality test, to decide if we need to call
12668 push_reg_equiv_alt_mem.
12670 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12672 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12673 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12675 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12677 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12679 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12680 vector to be positive.
12682 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12686 * doc/invoke.texi: Document --params max-aliased-vops and
12688 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12689 debug_memory_partitions): Move to tree-flow.h
12690 * params.h (AVG_ALIASED_VOPS): Define.
12691 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12693 (mp_info_t): Likewise.
12694 (get_mem_sym_stats_for): New.
12695 (set_memory_partition): Move from tree-flow-inline.h.
12696 (mark_non_addressable): Only clear the set of symbols for the
12697 partition if it exists.
12698 (dump_memory_partitions): Move from tree-ssa-operands.c
12699 (debug_memory_partitions): Likewise.
12700 (need_to_partition_p): New.
12701 (dump_mem_ref_stats): New.
12702 (debug_mem_ref_stats): New.
12703 (dump_mem_sym_stats): New.
12704 (debug_mem_sym_stats): New.
12705 (update_mem_sym_stats_from_stmt): New.
12706 (compare_mp_info_entries): New.
12707 (mp_info_cmp): Call it.
12708 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12710 (get_mpt_for): Move from tree-ssa-operands.c.
12711 (find_partition_for): New.
12712 (create_partition_for): Remove.
12713 (estimate_vop_reduction): New.
12714 (update_reference_counts): New.
12715 (build_mp_info): New.
12716 (compute_memory_partitions): Refactor.
12717 Document new heuristic.
12718 Call build_mp_info, update_reference_counts,
12719 find_partition_for and estimate_vop_reduction.
12720 (compute_may_aliases): Populate virtual operands before
12721 calling debugging dumps.
12722 (delete_mem_sym_stats): New.
12723 (delete_mem_ref_stats): New.
12724 (init_mem_ref_stats): New.
12725 (init_alias_info): Call it.
12726 (maybe_create_global_var): Remove alias_info argument.
12727 Get number of call sites and number of pure/const call sites
12728 from gimple_mem_ref_stats().
12729 (dump_alias_info): Call dump_memory_partitions first.
12730 (dump_points_to_info_for): Show how many times a pointer has
12732 * opts.c (decode_options): For -O2 set --param
12733 max-aliased-vops to 500.
12734 For -O3 set --param max-aliased-vops to 1000 and --param
12735 avg-aliased-vops to 3.
12736 * fortran/options.c (gfc_init_options): Remove assignment to
12738 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12739 * tree-dfa.c (dump_variable): Dump memory reference
12741 Dump NO_ALIAS* settings.
12742 (referenced_var_lookup): Tidy.
12743 (mem_sym_stats): New.
12744 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12745 and ORIG are different SSA names for a memory partition.
12746 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12747 * tree-flow.h (struct mem_sym_stats_d): Define.
12748 (mem_sym_stats_t): Define.
12749 (struct mem_ref_stats_d): Define.
12750 (struct gimple_df): Add field mem_ref_stats.
12751 (enum noalias_state): Define.
12752 (struct var_ann_d): Add bitfield noalias_state.
12753 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12754 debug_mem_ref_stats, debug_memory_partitions,
12755 debug_mem_sym_stats): Declare.
12756 * tree-ssa-structalias.c (update_alias_info): Update call
12757 sites, pure/const call sites and asm sites in structure
12758 returned by gimple_mem_ref_stats.
12759 Remove local variable IS_POTENTIAL_DEREF.
12760 Increase NUM_DEREFS if the memory expression is a potential
12762 Call update_mem_sym_stats_from_stmt.
12763 If the memory references memory, call
12764 update_mem_sym_stats_from_stmt for all the direct memory
12765 symbol references found.
12766 (intra_create_variable_infos): Set noalias_state field for
12767 pointer arguments according to the value of
12768 flag_argument_noalias.
12769 * tree-ssa-structalias.h (struct alias_info): Remove fields
12770 num_calls_found and num_pure_const_calls_found.
12771 (update_mem_sym_stats_from_stmt): Declare.
12772 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12773 Set default value to 100.
12774 (PARAM_AVG_ALIASED_VOPS): Define.
12776 2007-04-11 Richard Guenther <rguenther@suse.de>
12778 PR middle-end/31530
12779 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12780 a * -b + c as c - a * b if we honor sign dependent rounding.
12782 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12784 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12785 bfin_expand_strmov.
12786 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12787 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12789 (initialize_trampoline): Don't use old-style function definition.
12790 (bfin_secondary_reload): Mark IN_P argument as unused.
12792 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12794 PR tree-optimization/31343
12795 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12796 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12797 * testsuite/gcc.dg/vect/pr31343.c: New.
12799 2007-04-10 Eric Christopher <echristo@apple.com>
12801 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12802 * config/i386/i386.md (*cmpfp0): Use.
12803 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12804 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12805 (fix_trunc<mode>_i386_fisttp): Ditto.
12806 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12807 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12808 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12809 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12810 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12811 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12812 (unnamed_splitters): Ditto.
12813 * config/i386/i386.c (output_fix_trunc): Assert that
12814 we're not being passed a TFmode operand.
12816 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12818 PR tree-optimization/31526
12819 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12820 n_basic_blocks to find newly added blocks.
12822 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12824 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12826 (fix_trunc<mode>si_sse): Ditto.
12827 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12828 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12829 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12830 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12831 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12832 expander using SSEMODEF mode macro.
12833 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12834 expander using SSEMODEF mode macro.
12835 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12836 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12837 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12838 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12839 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12840 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12841 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12842 Macroize insn using X87MODEF mode macro.
12844 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12846 * config/i386/sse.md (sse2_pinsrw): Removed.
12847 (sse2_pextrw): Renamed to ...
12848 (*sse2_pextrw): This.
12850 2007-04-09 Jan Hubicka <jh@suse.cz>
12853 * config/i386/sse.md
12854 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12855 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12856 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12857 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12859 2007-04-09 Jan Hubicka <jh@suse.cz>
12861 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12862 multiple fields of union.
12864 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12866 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12867 (create_preheaders): Check that loops are available.
12868 (fix_loop_structure): Clean up, improve comments.
12869 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12870 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12872 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12873 * predict.c (tree_estimate_probability): Do not call
12874 calculate_dominance_info. Call create_preheaders.
12875 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12876 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12878 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12879 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12880 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12881 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12884 2007-04-08 Jan Hubicka <jh@suse.cz>
12886 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12887 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12888 * fold-const.c (fold_unary): Use it.
12890 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12892 * varasm.c (assemble_variable): Remove call to
12893 lang_hooks.decls.prepare_assemble_variable.
12894 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12895 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12896 * langhooks.h (lang_hooks_for_decls): Remove
12897 prepare_assemble_variable.
12899 2007-04-08 Mike Stump <mrs@apple.com>
12901 * config/i386/i386.c: Use inc/dec on Core2.
12903 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12905 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12906 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12907 lhd_tree_inlining_end_inlining): Remove.
12908 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12909 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12910 end_inlining hooks.
12911 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12912 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12913 lhd_tree_inlining_end_inlining): Remove prototypes.
12914 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12915 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12916 LANG_HOOKS_TREE_INLINING_START_INLINING,
12917 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12919 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12922 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12925 * config/avr/predicates.md (io_address_operand): Delete predicate.
12926 (low_io_address_operand): Don't use 'mode' argument.
12927 (higth_io_address_operand): Rename ...
12928 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12929 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12932 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12934 Revert change removing staticp.
12936 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12939 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12942 2007-04-07 Bruce Korb <bkorb@gnu.org>
12944 * c.opt: Add -Wformat-contains-nul.
12945 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12947 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12948 the NUL byte warning.
12950 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12952 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12954 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12956 * tree.c (staticp): No longer use staticp langhook.
12957 * langhooks.c (lhd_staticp): Removed.
12958 * langhooks.h (struct lang_hooks): Remove staticp.
12959 * c-common.c (c_staticp): Remove.
12960 * c-common.h (c_staticp): Ditto.
12961 * langhooks-defs.h (lhd_staticp): Ditto.
12962 (LHD_HOOKS_STATICP): Ditto
12963 * tree.h (gcc_assert_lowered): New macro.
12965 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12967 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12968 argument "reliable".
12969 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12970 Add argument "reliable". Propagate it through calls.
12971 (infer_loop_bounds_from_undefined): Derive number of iterations
12972 estimates from references in blocks that do not dominate loop latch.
12973 (gcov_type_to_double_int): New function.
12974 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12975 and expected_loop_iterations_unbounded.
12976 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12977 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12978 * tree-data-ref.c (estimated_loop_iterations): Export.
12979 (get_references_in_stmt): Fix -- do not return addresses of local
12981 * cfgloop.h (expected_loop_iterations_unbounded,
12982 estimated_loop_iterations): Declare.
12984 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12986 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12988 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12991 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12992 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12993 Use output_387_reg_move().
12994 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12995 expander using X87MODEF12 mode macro.
12996 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12997 choosing register preferences. Use output_387_reg_move().
12998 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12999 instead of "x". Use output_387_reg_move().
13000 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13001 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13002 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13003 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13004 Use output_387_reg_move().
13005 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13007 (*truncxf?f_i387 splitter): Ditto.
13009 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13011 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13012 LANG_HOOKS_SAFE_FROM_P.
13013 * expr.c (safe_from_p): Remove langhook call.
13014 * langhooks.h (lang_hooks): Remove safe_from_p.
13015 (lhd_safe_from_p): Remove prototype.
13016 * langhooks.c (lhd_safe_from_p): Remove.
13018 2007-04-06 Jan Hubicka <jh@suse.cz>
13020 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13023 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13025 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13026 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13027 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13028 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13030 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13031 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13033 2007-04-05 Richard Henderson <rth@redhat.com>
13035 * config/alpha/alpha.c (print_operand) [+]: Remove.
13036 (alpha_end_function): Print nop if call at end of function.
13037 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13038 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13039 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13040 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13041 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13042 the call pattern. Update peepholes to match.
13044 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13046 * doc/extend.texi (Other Builtins): Add decimal float variants
13048 * builtins.def: Ditto.
13049 * builtins.c (expand_builtin): Ditto.
13051 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13052 H.J. Lu <hongjiu.lu@intel.com>
13055 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13056 of V8HImode when calling ix86_binary_operator_ok.
13057 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13058 (sdot_prodv8hi): Operands 1 and 2 must be register.
13060 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13062 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13063 initialize align to silence bogus warning.
13065 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13067 PR middle-end/22156
13068 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13070 (struct sra_walk_fns): Remove use_all parameter from use.
13071 (sra_hash_tree): Handle BIT_FIELD_REFs.
13072 (sra_elt_hash): Don't hash bitfld blocks.
13073 (sra_elt_eq): Skip them in parent compares as well. Handle
13075 (sra_walk_expr): Don't maintain or pass down use_all_p.
13076 (scan_use): Remove use_all parameter.
13077 (scalarize_use): Likewise. Re-expand assignment to
13078 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13079 output, and re-scalarize after output. Don't mark anything
13081 (scalarize_ldst): Adjust.
13082 (scalarize_walk_gimple_modify_statement): Likewise.
13083 (build_element_name_1): Handle BIT_FIELD_REFs.
13084 (instantiate_element): Don't warn for any element whose parent
13085 is used as a whole.
13086 (instantiate_missing_elements_1): Return the sra_elt.
13087 (canon_type_for_field): New.
13088 (try_instantiate_multiple_fields): New.
13089 (instantiate_missing_elemnts): Use them.
13090 (mark_no_warning): Removed.
13091 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13092 (REPLDUP, sra_build_elt_assignment): New.
13093 (generate_copy_inout): Use them.
13094 (generate_element_copy): Likewise. Handle bitfld differences.
13095 (generate_element_zero): Don't recurse for blocks. Use
13096 sra_build_elt_assignment.
13097 (generate_one_element_int): Take elt instead of var. Use
13098 sra_build_elt_assignment.
13099 (generate_element_init_1): Adjust.
13100 (scalarize_use, scalarize_copy): Use REPLDUP.
13101 (scalarize_ldst): Move assert before dereference.
13102 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13104 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13106 * regmove.c: Fix unused variable warnings due to previous commit.
13108 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13110 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13111 (regmove_bb_head): Remove.
13112 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13113 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13114 problems with fixup_match_1.
13115 Don't initialize/free regmove_bb_head.
13117 (reg_is_remote_constant_p): If an insn is in the same basic block
13118 but not before INSN, consider it remote, too.
13120 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13123 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13124 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13126 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13128 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13129 (CONDITIONAL_REGISTER_USAGE): Likewise.
13131 2007-04-04 Richard Henderson <rth@redhat.com>
13133 * config/alpha/lib1funcs.asm: Remove unused file.
13135 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13138 * opts.c (print_specific_help): Fix --help=<language>
13140 (common_handle_option): Support --help=common.
13142 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13145 * gcc.c (main): Do not run the linker if
13146 print_subprocess_help indicates that it shouldn't be
13149 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13152 * doc/invoke.texi (--help=): Document <languages> value, fix
13153 formatting in tables of values.
13155 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13157 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13158 dllimport attribute of virtual methods.
13160 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13162 * config/score/crti.asm: Change _bss_start to __bss_start.
13163 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13164 (OUTGOING_REG_PARM_STACK_SPACE) update.
13165 * config/score/score.opt: add options to make backend support
13166 score5, score5u, score7 and score7d.
13167 * config/score/score.md: Likewise.
13168 * config/score/misc.md: Likewise.
13169 * config/score/mac.md: Likewise.
13170 * doc/invoke.texi: Likewise.
13171 * doc/md.texi: update constraints define.
13173 2007-04-03 Richard Henderson <rth@redhat.com>
13175 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13176 an appropriate type, use the mode instead.
13178 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13180 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13181 Set the default --with-arch setting to mips2.
13182 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13183 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13184 (MULTILIB_OSDIRNAMES): Delete.
13185 (MULTILIB_DIRNAMES): Define.
13186 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13187 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13188 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13189 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13190 VXWORKS_OS_CPP_BUILTINS.
13191 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13192 (MIPS_DEBUGGING_INFO): Undefine.
13193 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13195 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13197 PR middle-end/30704
13198 * fold-const.c (native_encode_real): Encode real.c provided longs
13199 as a series of 32-bit native integers.
13200 (native_interpret_real): Interpret buffer as a series of 32-bit
13203 2007-04-03 Richard Guenther <rguenther@suse.de>
13205 * genpreds.c (write_insn_constraint_len): Write function
13206 optimized for CONSTRAINT_LEN implementation.
13207 (write_tm_preds_h): Output insn_constraint_len inline and
13208 use it for CONSTRAINT_LEN.
13209 (write_insn_preds_c): Don't output insn_constraint_len.
13210 * doc/md.texi (define_register_constraint): Document multi-letter
13211 constraints shall have the same length if they start with the same
13214 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13217 * config/i386/i386.md (isinf<mode>2): Expand only when
13218 TARGET_C99_FUNCTIONS is set.
13220 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13222 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13223 (x86_64-*-linux*): Ditto.
13224 * config/i386/i386.opt (mpc): New option.
13225 * config/i386/i386.c (overrride_options): Handle
13226 ix87_precision_string.
13227 * config/i386/crtprec.c: New file.
13228 * config/i386/t-crtpc: Ditto.
13229 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13230 and -mpc80 options.
13231 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13232 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13233 crtprec32.o, crtprec64.o and crtprec80.o.
13235 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13236 and -mpc80 options.
13237 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13239 2007-04-02 Eric Christopher <echristo@apple.com>
13241 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13242 limitations on darwin.
13244 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13247 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13249 2007-04-02 Dave Korn <dave.korn@artimi.com>
13251 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13253 2007-04-02 Dave Korn <dave.korn@artimi.com>
13255 * libgcc2.h (exception_descriptor): Don't forward-declare.
13256 (__get_eh_table_language, __get_eh_table_version): Delete
13257 prototypes of long-dead functions.
13259 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13261 * ebitmap.h: New file
13262 * ebitmap.c: New file
13263 * Makefile.in (ebitmap.o): New target.
13265 2007-04-01 Jan Hubicka <jh@suse.cz>
13267 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13268 before very first instruction.
13270 2007-04-01 Jan Hubicka <jh@suse.cz>
13272 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13273 waring on 64bit hosts.
13274 * bitmap.h: Fix typo in bitmap_head_def.
13276 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13278 PR rtl-optimization/31391
13279 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13280 into a DELETED_LABEL note, and the label is in an empty basic
13281 block, update BB_END as well as BB_HEAD.
13283 2007-04-01 Richard Henderson <rth@redhat.com>
13285 PR tree-optimization/31169
13286 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13287 to varying if the range is outside [0, prec-1].
13289 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13292 * config/mips/mips.md (load_const_gp): New insn.
13293 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13294 the MIPS16 GP pseudo register if no_new_pseudos.
13295 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13297 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13300 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13302 (call_value): Likewise.
13304 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13305 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13308 * doc/invoke.texi: (optimization options): Reword description
13309 of -ffast-math. Document its primary purpose.
13311 2007-03-31 Richard Guenther <rguenther@suse.de>
13313 * omp-low.c (splay-tree.h): Include.
13314 (lookup_decl): Replace splay-tree usage by pointer-map.
13315 (maybe_lookup_decl): Likewise.
13316 (new_omp_context): Likewise.
13317 (delete_omp_context): Likewise.
13318 * gimplify.c (splay-tree.h): Include.
13319 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13321 (remap_ssa_name): Likewise.
13322 (remap_decl): Likewise.
13323 (remap_type_1): Likewise.
13324 (remap_type): Likewise.
13325 (copy_body_r): Likewise.
13326 (expand_call_inline): Likewise.
13327 (clone_body): Likewise.
13328 (copy_tree_r): Likewise.
13329 (remap_save_expr): Likewise.
13330 (unsave_r): Likewise.
13331 (unsave_expr_now): Likewise.
13332 (tree_function_versioning): Likewise.
13333 (build_duplicate_type): Likewise.
13334 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13335 (struct copy_body_data): Replace splay-tree by pointer-map.
13336 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13337 not $(SPLAY_TREE_H).
13338 (gimplify.o): Depend on $(SPLAY_TREE_H).
13339 (omp-low.p): Likewise.
13341 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13343 * config/avr/predicates.md (even_register_operand,
13344 odd_register_operand): New predicates.
13345 * config/avr/avr.md (movw peephole2): New.
13346 (movw_r peephole2): New.
13348 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13350 * tree.h (get_signed_or_unsigned_type): New.
13351 * fold-const.c (operand_equal_for_comparison_p): Use
13352 get_signed_or_unsigned_type instead of
13353 lang_hooks.types.signed_or_unsigned_type.
13354 * expr.c (store_expr): Ditto.
13355 * langhooks.c (get_signed_or_unsigned_type): New.
13356 (lhd_signed_or_unsigned_type): New.
13357 * langhooks.h (lhd_signed_or_unsigned_type): New.
13358 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13360 2007-03-30 Richard Henderson <rth@redhat.com>
13362 * tree-ssa-loop-ivopts.c: Include target.h.
13363 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13364 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13365 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13366 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13368 2007-03-30 Richard Henderson <rth@redhat.com>
13369 Kai Tietz <kai.tietz@onevision.com>
13371 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13372 default for 64-bit.
13373 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13374 (TARGET_64BIT_MS_ABI): New.
13375 (DBX_REGISTER_NUMBER): Handle 64-bit.
13376 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13377 (LONG_TYPE_SIZE): Force to 32.
13378 (REG_PARM_STACK_SPACE): New.
13379 (OUTGOING_REG_PARM_STACK_SPACE): New.
13380 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13381 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13382 (STACK_BOUNDARY): Use 128 for 64-bit.
13383 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13384 Add 64-bit implementation.
13385 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13387 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13388 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13389 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13390 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13391 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13392 TARGET_64BIT_MS_ABI.
13393 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13394 (ix86_pass_by_reference): Likewise.
13395 (ix86_function_value_regno_p): Likewise.
13396 (ix86_build_builtin_va_list): Likewise.
13397 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13398 (function_arg_advance_ms_64): New.
13399 (function_arg_advance): Call it.
13400 (function_arg_ms_64): New.
13401 (function_arg): Call it.
13402 (function_value_ms_64): New.
13403 (ix86_function_value_1): Call it.
13404 (return_in_memory_ms_64): New.
13405 (ix86_return_in_memory): Call it.
13406 (setup_incoming_varargs_ms_64): New.
13407 (ix86_setup_incoming_varargs): Call it.
13408 (ix86_expand_prologue): Handle 64-bit stack probing.
13409 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13410 (output_pic_addr_const): Likewise.
13411 (x86_this_parameter): Likewise.
13412 (x86_output_mi_thunk): Likewise.
13413 (x86_function_profiler): Likewise.
13414 (TARGET_STRICT_ARGUMENT_NAMING): New.
13415 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13416 (TARGET_64BIT_MS_ABI): New.
13417 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13418 * config/i386/i386.md (allocate_stack_worker): Remove.
13419 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13420 describe the clobber of eax without a match_scratch.
13421 (allocate_stack_worker_postreload): Remove.
13422 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13423 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13424 (allocate_stack_worker_rex64_postreload): Remove.
13425 (allocate_stack): Handle 64-bit.
13426 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13427 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13428 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13429 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13430 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13431 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13432 * config.build (x86_64-*-mingw*): New host.
13433 * config.host (x86_64-*-mingw*): New host.
13434 * config.gcc (x86_64-*-mingw*): New target.
13435 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13437 2007-03-30 Richard Henderson <rth@redhat.com>
13438 Kai Tietz <kai.tietz@onevision.com>
13440 * c-pragma.c (struct def_pragma_macro_value): New.
13441 (struct def_pragma_macro): New.
13442 (pushed_macro_table): New.
13443 (dpm_hash, dpm_eq): New.
13444 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13445 (init_pragma): Install them.
13446 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13448 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13450 * config/avr/avr.c (avr_override_options): Clear
13451 'flag_delete_null_pointer_checks'.
13453 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13456 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13457 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13458 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13459 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13460 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13461 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13462 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13464 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13466 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13468 * regmove.c: Move all of pass_stack_adjustments from here...
13469 * combine-stack-adj.c: ...to this new file.
13470 * Makefile.in: Add rules for combine-stack-adj.o.
13472 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13474 PR tree-optimization/31383
13475 * tree-data-ref.c (affine_function_equal_p): Do not require the
13476 vectors to have the same length.
13478 2007-03-30 Jan Hubicka <jh@suse.cz>
13480 PR middle-end/30700
13481 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13482 availablility; add more sanity checking; ask varpool only about
13485 2007-03-29 Richard Henderson <rth@redhat.com>
13487 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13488 to decide, but __SIZEOF_LONG_LONG__.
13490 2007-03-29 Richard Henderson <rth@redhat.com>
13492 * emutls.c (struct __emutls_array): New.
13493 (emutls_destroy): Use it instead of casting element 0 from void*.
13494 (__emutls_get_address): Likewise.
13496 2007-03-29 Richard Henderson <rth@redhat.com>
13498 * varasm.c (initializer_constant_valid_p): Don't deny
13499 DECL_DLLIMPORT_P on functions.
13501 * config/i386/cygming.h: Remove function declarations.
13502 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13503 (ASM_OUTPUT_LABELREF): Remove.
13504 (COMMON_ASM_OP): Remove.
13505 (ASM_OUTPUT_COMMON): Remove.
13506 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13507 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13508 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13509 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13510 Rename from TARGET_ENCODE_SECTION_INFO.
13511 * config/i386/netware.h: Likewise.
13512 * config/i386/i386-protos.h: Update.
13513 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13514 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13515 (legitimate_constant_p): Reject dllimports.
13516 (dllimport_map, get_dllimport_decl): New.
13517 (legitimize_dllimport_symbol): New.
13518 (legitimize_address, ix86_expand_move): Use it.
13519 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13520 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13521 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13522 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13523 * config/i386/predicates.md (constant_call_address_operand): Only
13524 accept symbols; reject dllimport_p symbols.
13525 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13526 i386_pe_maybe_record_exported_symbol.
13527 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13528 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13529 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13530 trust the setting of DECL_DLLIMPORT_P.
13531 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13532 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13533 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13534 tidy the argument scanning loop.
13535 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13536 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13537 (i386_pe_strip_name_encoding): Remove.
13538 (i386_pe_binds_local_p): New.
13539 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13540 (i386_pe_output_labelref): Remove.
13541 (i386_pe_asm_output_aligned_decl_common): New.
13542 (i386_pe_maybe_record_exported_symbol): Rename from
13543 i386_pe_record_exported_symbol; check for dllexported symbols.
13545 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13547 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13548 add comment explaining why vsnprintf cannot be used.
13550 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13552 PR tree-optimization/30666
13553 * tree.c (build_complex_type): When creating type names for DWARF2
13554 debug info, create TYPE_DECLs for TYPE_NAME instead of
13556 (build_common_tree_nodes_2): Use build_complex_type when building
13557 predefined complex types, to preserve canonical types.
13559 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13561 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13562 (noce_get_alt_condition): Look at it to determine whether to
13563 reverse the condition or not.
13564 (noce_get_condition): Substitute the truth for lies.
13565 (noce_find_if_block): Set the then_else_reversed field.
13567 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13569 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13570 destination of this insn.
13571 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13572 than calling gen_rtx_SET directly. Use r0 to hold the value of
13573 'address + 4' rather than a stack based temporary which can be
13574 mis-optimized away.
13576 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13578 * config/s390/s390.c (s390_secondary_input_reload_class,
13579 s390_secondary_output_reload_class): Functions removed.
13580 (s390_secondary_reload): New function.
13581 (TARGET_SECONDARY_RELOAD): Target macro defined.
13582 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13583 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13584 * config/s390/s390.md ("reload_outti", "reload_outdi",
13585 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13586 "reload_out<mode>"): Expanders removed.
13587 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13588 "reload<mode>_nonoffmem_out"): Expanders added.
13590 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13592 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13593 action if SRC->DEST replacement failed anyway.
13595 2007-03-28 Mike Stump <mrs@apple.com>
13597 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13598 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13599 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13601 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13603 * config.gcc: Accept barcelona as a variant of amdfam10.
13604 * config/i386/i386.c (override_options): Likewise.
13605 * doc/invoke.texi: Likewise.
13607 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13609 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13610 offsets for BIT_FIELD_REF and COMPONENT_REF.
13612 2007-03-28 Richard Guenther <rguenther@suse.de>
13614 * tree.c (is_global_var): Move ...
13615 * tree-flow-inline.h (is_global_var): ... here.
13616 * tree.h (is_global_var): Remove declaration.
13618 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13620 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13622 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13623 * config/i386/i386.c (ix86_tune_features): Initialize new
13625 * config/i386/predicates.md (promotable_binary_operator): Use
13626 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13628 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13631 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13633 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13635 * config/fr30/fr30.md (movsi_internal): Change destination
13636 constraint from m to V and add m to the end.
13638 2007-03-28 Christian Bruel <christian.bruel@st.com>
13640 * config/sh/sh.md (movsi_i): Fix type attribute.
13642 2007-03-28 Christian Bruel <christian.bruel@st.com>
13644 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13645 (movsf_ie): Likewise.
13647 2007-03-28 Christian Bruel <christian.bruel@st.com>
13649 * config.gcc: Add sh4-300 to multilib.
13650 * config/sh/t-mlib-sh4-300: New file.
13652 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13654 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13655 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13656 fix_trunc<mode>di2.
13657 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13658 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13659 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13660 "fixuns_trunctddi2"): Whitespace fix.
13662 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13664 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13665 the definition of struct sh_args.
13666 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13667 CALL_COOKIE_INT_REG_GET): Likewise.
13669 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13671 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13672 transformations are applied successfully.
13674 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13676 * tree.c (tree_contains_struct): Permit 512 tree codes.
13677 * tree.h (tree_contains_struct): Ditto.
13678 (MAX_TREE_CODES): Ditto.
13679 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13680 SPARE member to store remaining padding bits.
13682 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13684 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13687 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13689 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13690 * configure: Regenerate.
13692 * configure: Regenerate using the correct version of autoconf.
13694 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13696 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13698 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13699 regs to "__SP_L__" and "__SP_H__".
13701 2007-03-27 Richard Guenther <rguenther@suse.de>
13703 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13704 computations with it with a HOST_WIDE_INT variable.
13706 2007-03-26 Mike Stump <mrs@apple.com>
13708 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13709 objective-c-header, objective-c++-header and objc++-cpp-output
13711 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13713 2007-03-26 Richard Henderson <rth@redhat.com>
13716 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13717 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13718 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13719 IX86_BUILTIN_PSRLQ128): New.
13720 (ix86_init_mmx_sse_builtins): Add them.
13721 (ix86_expand_builtin): Expand them.
13722 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13723 operand 2 be TImode.
13724 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13725 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13726 _mm_srli_epi64): Mark __B const.
13727 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13728 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13729 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13730 new two-vector shift builtins.
13732 2007-03-26 Ian Lance Taylor <iant@google.com>
13734 PR tree-optimization/31345
13735 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13736 [+INF, +INF(OVF)] into VARYING.
13738 2007-03-26 Zack Weinberg <zackw@panix.com>
13740 * gengtype-parse.c: New file.
13741 * gengtype-yacc.y: Delete.
13742 * gengtype-lex.l: Don't include gengtype-yacc.h.
13743 Define YY_DECL and yyterminate appropriately for recursive
13744 descent parser. yylval is now a string out-parameter to yylex.
13745 (HWS, EOID): New shorthand.
13746 (IWORD): Add a couple more types.
13747 (yylex): Add a setup stanza. Remove the complex rules for
13748 detecting GTY'ed types and typedefs; replace with simple
13749 keyword detectors. Adjust everything for the changed
13750 definition of yylval. Ignore all pp-directives, not just #define.
13752 (parse_file): Rename yybegin; do not call yyparse.
13754 * gengtype.c (xasprintf): Export again.
13755 (this_file): New. Use everywhere __FILE__ was being used.
13756 (get_lang_bitmap): Special case types defined in gengtype.c.
13757 (do_typedef, new_structure): Suppress definition of certain types.
13758 (new_structure): Improve diagnostics of duplicate definitions.
13759 Make sure location_s is associated with input.h.
13760 (nreverse_pairs, define_location_structures): New functions.
13761 (main): Improve tagging of kludge types. Remove old kludges
13762 for input.h types; use define_location_structures.
13763 * gengtype.h: Update prototypes. Define token codes here.
13764 * Makefile.in: Remove all references to gengtype-yacc.
13765 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13767 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13768 add GTY((skip)) to the field that's only conditionally there.
13769 * doc/install.texi: Document that Bison is no longer required
13770 unless building treelang.
13772 * gengtype.c: Don't include gtyp-gen.h.
13773 (srcdir): Declare here.
13774 (base_files, lang_dir_names): Allocate dynamically.
13775 (gt_files, num_gt_files, num_lang_dirs): New globals.
13776 (measure_input_list, read_input_line, read_input_list)
13777 (set_lang_bitmap): New functions.
13778 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13779 simplify, relying on read_input_list to set up the bitmaps.
13780 (main): Arguments are no longer unused. Check for correct number
13781 of command line arguments, set srcdir and srcdir_len, then call
13782 read_input_list, before doing anything else. No need to worry
13783 about duplicates in main loop.
13784 * configure.ac: Simplify the calculation of all_gtfiles.
13785 Put language tags in there. Don't set or substitute
13786 all_gtfiles_files_langs or all_gtfiles_files_frags.
13787 * Makefile.in: Revamp the way gengtype is invoked, now that it
13788 takes a file on its command line with a much simpler format.
13789 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13790 (GTFILES): Remove duplicates and C source files.
13791 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13792 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13793 * configure: Regenerate.
13795 * gengtype.h: Remove all type definitions to gengtype.c; leave
13796 only definitions of options_p, type_p, and pair_p as opaque
13797 pointers. Update prototypes.
13798 * gengtype.c: Many type definitions moved here from gengtype.h.
13799 Consolidate type definitions at the top of the file.
13800 (xvasprintf): Delete.
13801 (xasprintf): Make static.
13802 (create_nested_pointer_option): Add 'next' parameter.
13803 (create_field_all, create_field_at): New functions.
13804 (create_field): Now a thin wrapper around create_field_all.
13805 (create_optional_field): Rename create_optional_field_ and add
13806 line argument. Original name is now a macro which supplies
13808 (oprintf): Use vsnprintf directly.
13809 (close_output_files): Use fatal rather than perror/exit.
13810 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13811 (main): Set progname. Don't use exit.
13812 * gengtype-yacc.y (struct_fields): Use create_field_at.
13813 (option, optionseqopt): Delete.
13814 (optionseq): Consolidate productions from option here so we
13815 can use the first argument to create_option.
13817 * gengtype-lex.l: Distinguish unions from structures in the
13818 token type. Don't call find_structure; return the tag as a string.
13819 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13820 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13821 string. Reorganize typedef_struct production accordingly.
13822 Use create_nested_ptr_option.
13823 * gengtype.c (create_nested_ptr_option): New function.
13824 * gengtype.h: Declare it.
13826 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13827 (string_type): Don't declare.
13828 (do_scalar_typedef): Declare.
13829 (create_scalar_type): Update prototype.
13830 * gengtype.c (string_type): Make static.
13831 (scalar_nonchar, scalar_char): New.
13832 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13833 (resolve_typedef): Use scalar_nonchar for error recovery.
13834 (create_scalar_type): Remove name_len field. Return scalar_char
13835 or scalar_nonchar as appropriate.
13836 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13837 to use string_type.
13838 (throughout): Use scalar_nonchar instead of calling
13839 create_scalar_type, whenever possible.
13840 (main): Initialize scalar_char and scalar_nonchar before calling
13842 * gengtype-lex.l: Adjust for removal of second argument to
13843 create_scalar_type. Use yylval.s instead of yylval.t when
13845 * gengtype-yacc.y: Type of SCALAR is string. Call
13846 create_scalar_type from type:SCALAR rule. Adjust for removal of
13847 second argument to create_scalar_type.
13849 * vec.h: Remove all #if IN_GENGTYPE blocks.
13850 Add comment saying that changes may require adjustments to gengtype.
13851 * gengtype.c: Don't include coretypes.h or tm.h.
13852 Add comment to inclusion of errors.h.
13853 (note_def_vec, note_def_vec_alloc): New functions.
13854 * gengtype.h: Declare new functions.
13855 * gengtype-lex.l: Don't include coretypes.h.
13856 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13858 (update_lineno): Remove unnecessary prototype.
13859 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13860 (VEC rule): Just return VEC_TOKEN.
13861 * gengtype-yacc.y (VEC_TOKEN): New token type.
13862 (type): Add a production for VEC(a,b).
13863 * Makefile.in: Update dependencies.
13865 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13866 typedefs that use the old PARAMS macro.
13868 * gengtype-lex.l: Remove all rules and states relating to yacc
13870 * gengtype-yacc.y: Similarly.
13871 * gengtype.c (note_yacc_type): Delete function.
13872 * gengtype.h: Update prototypes.
13874 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13876 * tree-pretty-print.c (dump_generic_node): Report precision of
13877 unnamed integer types.
13879 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13881 * ifcvt.c (noce_try_store_flag_constants): Don't check
13882 no_new_pseudos here.
13883 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13884 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13885 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13886 noce_try_sign_mask): Likewise.
13887 (if_convert): Check no_new_pseudos here.
13889 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13891 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13892 (noce_get_condition): Handle new then_else_reversed argument.
13893 (noce_init_if_info): Remove, fold into noce_find_if_block.
13894 (noce_process_if_block): Take a struct noce_if_info as the
13895 argument. Don't set up one based on ce_if_info. Update pointer
13896 references accordingly.
13897 (cond_move_process_if_block): Likewise.
13898 (process_if_block): Removed.
13899 (find_if_block): Removed. Move functionality two new functions,
13900 noce_find_if_block and cond_exec_find_if_block.
13901 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13902 blocks and the symmetric IF-ELSE-JOIN case.
13903 (cond_exec_find_if_block): Also new function mostly based on old
13904 find_if_block and process_if_block.
13905 (find_if_header): Replace find_if_block call with separately
13906 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13907 (find_cond_trap): Update noce_get_condition call.
13908 (dead_or_predicable): Likewise.
13910 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13912 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13914 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13915 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13916 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13917 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13918 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13919 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13920 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13921 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13922 __builtin_ia32_psrad128 builtins.
13924 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13926 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13927 * config/i386/constraints.md
13928 (define_constraint "I"): Use IN_RANGE macro.
13929 (define_constraint "J"): Ditto.
13930 (define_constraint "K"): Ditto.
13931 (define_constraint "M"): Ditto.
13932 (define_constraint "N"): Ditto.
13933 (define_constraint "O"): Ditto.
13934 * config/i386/predicates.md
13935 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13936 (define_predicate "const_0_to_3_operand"): Ditto.
13937 (define_predicate "const_0_to_7_operand"): Ditto.
13938 (define_predicate "const_0_to_15_operand"): Ditto.
13939 (define_predicate "const_0_to_63_operand"): Ditto.
13940 (define_predicate "const_0_to_255_operand"): Ditto.
13941 (define_predicate "const_1_to_31_operand"): Ditto.
13942 (define_predicate "const_2_to_3_operand"): Ditto.
13943 (define_predicate "const_4_to_7_operand"): Ditto.
13945 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13947 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13948 in SImode for save_world.
13949 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13952 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13954 PR tree-optimization/30784
13955 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13958 2007-03-25 Revital Eres <eres@il.ibm.com>
13960 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13961 Fold movement_possibility function into it.
13963 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13965 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13966 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13967 (call_indirect_nonlocal_darwin64): Same.
13968 (call_nonlocal_darwin64): Same.
13969 (call_value_indirect_nonlocal_darwin64): Same.
13970 (call_value_nonlocal_darwin64): Same.
13971 (sibcall_nonlocal_darwin64): Same.
13972 (sibcall_value_nonlocal_darwin64): Same.
13973 (sibcall_symbolic_64): Same.
13974 (sibcall_value_symbolic_64): Same.
13975 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13977 (rs6000_emit_load_toc_table): Same.
13978 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13979 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13981 (divss_call): Same.
13982 (divus_call): Same.
13983 (quoss_call): Same.
13984 (quous_call): Same.
13985 (load_toc_v4_pic_si): Same
13986 (load_toc_v4_PIC_1): Same.
13987 (load_toc_v4_PIC_1b): Same.
13988 (call_indirect_aix{32,64}): Same.
13989 (call_value_indirect_aix{32,64}): Same.
13991 (call_value): Same.
13992 (call_local{32,64}): Same.
13993 (call_value_local{32,64}): Same.
13994 (call_indirect_nonlocal_aix{32,64}): Same.
13995 (call_nonlocal_aix{32,64}): Same.
13996 (call_value_indirect_nonlocal_aix{32,64}): Same.
13997 (call_value_nonlocal_aix{32,64}): Same.
13998 (call_indirect_nonlocal_sysv<mode>): Same.
13999 (call_nonlocal_sysv<mode>): Same.
14000 (call_value_indirect_nonlocal_sysv<mode>): Same.
14001 (call_value_nonlocal_sysv<mode>): Same.
14003 (sibcall_local{32,64}): Same.
14004 (sibcall_value_local{32,64}): Same.
14005 (sibcall_nonlocal_aix{32,64}): Same.
14006 (sibcall_value_nonlocal_aix{32,64}): Same.
14007 (sibcall_nonlocal_sysv<mode>): Same.
14008 (sibcall_value): Same.
14009 (sibcall_value_nonlocal_sysv<mode>): Same.
14011 2007-03-24 Paul Brook <paul@codesourcery.com>
14013 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14014 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14016 2007-03-24 Richard Henderson <rth@redhat.com>
14018 * config/ia64/constraints.md: New file.
14019 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14020 satisfies_constraint_?.
14021 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14022 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14023 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14024 ia64_output_mi_thunk): Likewise.
14025 (ia64_const_ok_for_letter_p): Remove.
14026 (ia64_const_double_ok_for_letter_p): Remove.
14027 (ia64_extra_constraint): Remove.
14028 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14029 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14030 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14031 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14032 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14033 EXTRA_MEMORY_CONSTRAINT): Remove.
14034 * config/ia64/ia64.md: Include constriants.md. Replace
14035 CONST_OK_FOR_? with satisfies_constraint_?.
14037 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14038 H.J. Lu <hongjiu.lu@intel.com>
14040 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14042 (name macros): Use DPD_BID_NAME to convert names properly.
14044 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14045 decimal floating point format.
14046 (init_floating_libfuncs): Change decimal functions so that they
14047 have a "bid_" prefix if the decimal system uses the BID format,
14048 and "dpd_" prefix if the decimal system uses the DPD format.
14049 (init_interclass_conv_libfuncs): Ditto.
14050 (init_intraclass_conv_libfuncs): Ditto.
14052 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14053 using the BID format.
14055 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14056 whether we are using the BID decimal format.
14057 * configure: Regenerate.
14059 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14060 the compiler has decimal floating point enabled. Define
14061 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14064 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14065 using the BID format.
14067 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14068 whether we are using the BID decimal format.
14069 * configure: Regenerate.
14071 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14072 the compiler has decimal floating point enabled. Define
14073 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14076 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14077 options, and that it is enabled for i386/x86_64 systems.
14079 * Makefile.in (enable_decimal_float): New.
14081 (DECNUMINC): Add -I$(DECNUMFMT).
14082 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14083 to $(DECNUMFMT) from $(DECNUM).
14085 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14086 Substitute enable_decimal_float.
14087 * configure: Regenerated.
14090 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14093 * configure.ac: Enable decimal float for x86_64-*-linux*.
14094 * configure: Regenerated.
14097 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14098 decimal128ClearSign to flip and clear the sign bit in decimal128.
14099 (decimal_real_maxval): Set decimal128SetSign to set the sign
14102 2007-03-23 Ian Lance Taylor <iant@google.com>
14104 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14106 2007-03-23 Ian Lance Taylor <iant@google.com>
14108 * tree-dump.c (dump_files): Correct comment.
14110 2007-03-23 Ian Lance Taylor <iant@google.com>
14112 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14114 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14116 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14117 in cfglayout mode. Don't go into and out of cfglayout mode.
14118 Link the blocks in the order of the constructed traces.
14119 (rest_of_handle_tracer): Adjust call to tracer.
14120 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14121 Don't go into cfglayout mode.
14122 (rtl_loop_done): Don't go out of cfglayout mode.
14123 * cfglayout.c (relink_block_chain): New function, split out from...
14124 (fixup_reorder_chain): ...here. Remove redundant checking.
14125 (cfg_layout_finalize): Don't clear the header, footer, and aux
14126 fields here, move the code to do so to relink_block_chain. Likewise
14127 for free_original_copy_tables.
14128 * rtl.h (tracer): Update prototype.
14129 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14130 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14131 mode. Use relink_block_chain to serialize the CFG according to the
14132 new basic block order. Move targetm.cannot_modify_jumps_p check from
14134 (gate_handle_reorder_blocks): ...to here.
14135 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14137 (gate_duplicate_computed_gotos): ...to here.
14138 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14139 something always changes when going into and out of cfglayout mode.
14140 Perform an expensive cfg cleanup while going into cfglayout mode.
14141 Always update liveness information on HAVE_conditional_execution
14142 targets. Reserialize the basic blocks and go out of cfglayout mode.
14143 * reg-stack.c: Include cfglayout.h.
14144 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14145 the call to reorder_basic_blocks.
14146 * basic-block.h (reorder_basic_blocks): Update prototype.
14147 (relink_block_chain): New prototype.
14148 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14150 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14152 * config/mips/mips.md (type, hazard, *movdi_32bit,
14153 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14154 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14155 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14156 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14157 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14159 (movcc): Change first xfer to multi.
14160 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14161 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14162 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14163 config/mips/generic.md: Change reservations using "xfer" to use
14165 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14166 using match_operand.
14167 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14168 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14170 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14172 2007-03-22 Richard Henderson <rth@redhat.com>
14174 * config/i386/i386.c: Remove unnecessary function declarations.
14175 Move targetm definition, and all related macros, to the end of
14176 the file. Resort some functions to put definitions before uses.
14177 (ix86_attribute_table): Make static. Move to end of file.
14178 (ix86_gimplify_va_arg): Make static.
14180 2007-03-22 Richard Henderson <rth@redhat.com>
14182 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14183 don't increase local_regparm with force_align_arg_pointer check.
14184 (ix86_function_sseregparm): Assert 32-bit.
14185 (type_has_variadic_args_p): New.
14186 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14187 type_has_variadic_args_p.
14188 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14189 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14190 use memset instead. Do maybe_vaarg check first; skip attribute
14191 tests if true; skip attribute tests for 64-bit.
14192 (construct_container): Remove TARGET_DEBUG_ARG.
14193 (function_arg_advance_32, function_arg_advance_64): Split out ...
14194 (function_arg_advance): ... from here.
14195 (function_arg_32, function_arg_64): Split out ...
14196 (function_arg): ... from here.
14197 (ix86_pass_by_reference): Tidy.
14198 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14199 (function_value_32): New, from parts of ix86_function_value
14200 and ix86_value_regno.
14201 (function_value_64): New, from parts of ix86_function_value
14202 and ix86_libcall_value.
14203 (ix86_function_value_1): New.
14204 (ix86_function_value, ix86_libcall_value): Use it.
14205 (return_in_memory_32, return_in_memory_64): Split out ...
14206 (ix86_return_in_memory): ... from here.
14207 (ix86_struct_value_rtx): Skip for 64-bit.
14208 (ix86_libcall_value, ix86_value_regno): Remove.
14209 (setup_incoming_varargs_64): Split out ...
14210 (ix86_setup_incoming_varargs): ... from here.
14211 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14212 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14213 * config/i386/i386-protos.h (ix86_function_value): Remove.
14214 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14216 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14219 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14220 infinities not supported, otherwise emit warning if -Woverflow. On
14221 underflow, emit warning if -Woverflow.
14222 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14224 * real.h (real_from_string): Update declaration
14226 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14227 Richard Henderson <rth@redhat.com>
14229 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14230 * calls.c (compute_argument_block_size, expand_call,
14231 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14232 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14233 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14234 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14235 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14236 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14237 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14238 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14241 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14243 * c-incpath.c (add_sysroot_to_chain): New.
14244 (merge_include_chains): Add sysroot argument. Call
14245 add_sysroot_to_chain if sysrooted.
14246 (register_include_chains): Update call to merge_include_chains.
14247 * doc/cppopts.texi: Document use of '=' in include directory
14250 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14252 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14253 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14254 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14255 insn pattern using X87MODEF12 mode macro.
14257 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14259 * regmove.c (regmove_optimize): Use reg_mentioned_p
14260 instead of reg_overlap_mentioned_p for DST.
14262 2007-03-21 Mike Stump <mrs@apple.com>
14264 * c.opt: Fixup for Objective-C/C++.
14266 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14268 * explow.c (convert_memory_address): Fold memory reference when
14269 POINTERS_EXTEND_UNSIGNED < 0
14271 2007-03-21 Richard Henderson <rth@redhat.com>
14274 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14275 * config/i386/mmintrin.h (__m64): Likewise.
14276 * config/i386/xmmintrin.h (__m128): Likewise.
14278 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14280 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14281 (VXWORKS_OS_CPP_BUILTINS): Define.
14282 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14283 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14285 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14287 * rtl.h (constant_pool_reference_p): Delete.
14288 (find_constant_src): Declare.
14289 * rtlanal.c (find_constant_src): New function.
14290 * simplify-rtx.c (constant_pool_reference_p): Delete.
14291 * config/i386/i386.md: Use find_constant_src instead of
14292 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14294 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14296 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14297 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14299 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14301 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14302 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14303 (arm_elf_asm_constructor): Use it.
14304 (arm_elf_asm_destructor): New function.
14306 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14308 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14310 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14312 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14314 2007-03-19 Andrew Haley <aph@redhat.com>
14316 PR tree-optimization/31264
14317 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14318 VIEW_CONVERT_EXPRs.
14320 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14322 PR rtl-optimization/30907
14323 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14324 (fwprop_init): Always call loop_optimizer_initialize.
14325 (fwprop_done): Always call loop_optimizer_finalize.
14326 (fwprop): We always have loop info now.
14327 (gate_fwprop_addr): Remove.
14328 (pass_fwprop_addr): Use gate_fwprop as gate.
14330 PR rtl-optimization/30841
14331 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14332 df_chain_alloc): Call df_reorganize_refs unconditionally.
14333 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14334 refs_organized to refs_organized_size.
14335 (df_ref_create_structure): Use refs_organized_size instead of
14336 bitmap_size if refs had been organized, and keep refs_organized_size
14338 * df.h (struct df_ref_info): Change refs_organized to
14339 refs_organized_size.
14340 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14343 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14345 * except.c (output_function_exception_table): Do not reference the
14346 EH personality routine for functions that do not require an
14349 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14352 * c-typeck.c (convert_for_assignment): Call comptypes for
14353 RECORD_TYPE or UNION_TYPE.
14355 PR inline-asm/30505
14356 * reload1.c (reload): Do invalid ASM checking after
14357 cleanup_subreg_operands.
14359 2007-03-19 Jeff Law <law@redhat.com>
14361 * tree-cfg.c (find_taken_edge): Tighten conditions for
14362 optimizing computed gotos.
14364 2007-03-19 Michael Matz <matz@suse.de>
14366 * builtins.c (expand_builtin_sync_operation,
14367 expand_builtin_compare_and_swap,
14368 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14371 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14372 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14375 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14377 * doc/tm.texi: Add brackets around the return type of
14378 TARGET_SECONDARY_RELOAD.
14380 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14381 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/31254
14384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14385 Use handled_component_p () where appropriate. Continue
14386 propagating into the rhs if we propagated into an INDIRECT_REF
14389 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14391 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14392 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14393 (xde, xdee): Mode attributes adjusted to support DFP modes.
14394 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14395 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14396 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14397 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14398 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14399 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14400 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14402 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14403 "movsf"): Insn definitions removed.
14404 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14405 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14406 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14408 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14409 "reload_in<mode>", "reload_out<mode>"): Expander added.
14410 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14413 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14415 * config/s390/s390.md: Only non-functional changes. Renamed
14416 FPR mode macro to BFP all over the file.
14418 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14420 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14421 (op_type attribute): RRF instruction type added.
14422 (fT0): New mode attribute.
14423 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14424 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14425 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14426 instruction no secondary memory is needed when moving DFmode values
14427 between GPRs and FPRs.
14429 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14431 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14432 inverted and documentation adjusted.
14433 ("mhard-dfp", "msoft-dfp"): New options.
14434 * config/s390/s390.c (s390_handle_arch_option): New architecture
14436 (override_options): Sanity checks for the new options added.
14437 * config.gcc: New architecture switch: z9-ec.
14438 * config/s390/s390.h (processor_flags): PF_DFP added.
14439 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14440 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14441 when the bit is NOT set so remove it from the defaults.
14443 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14445 * genemit.c (main): Print include statement for dfp.h.
14446 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14449 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14451 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14453 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14456 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14457 instead of PATTERN.
14459 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14461 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14462 attr_length_call, output_call, output_indirect_call): Cleanup
14463 formatting of targetm calls.
14465 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14467 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14469 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14471 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14472 reservation, bypass and anti-bypass descriptions for these
14473 instructions. Update move patterns.
14474 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14477 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14479 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14480 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14481 (get_initial_def_for_reduction): Likewise.
14483 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14485 Fix PR tree-optimization/29922
14486 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14487 (get_representative): Removed.
14488 (value_dies_in_block_x): Update for rvuse removal.
14489 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14490 (compute_antic_aux): Handle when PHI nodes appear in
14491 non-single-successors.
14492 (dump_bitmap_of_names): Removed.
14493 (compute_antic_safe): Renamed and removed rvuse calculation.
14494 Calculate only antic safe.
14495 (insert_into_preds_of_block): Remove assert.
14496 (execute_pre): Update for renamed functions.
14497 (defer_or_phi_translate_block): New function.
14499 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14501 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14502 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14504 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14505 Follow spelling conventions.
14507 * tree-data-ref.h: Remove the prototype for analyze_array.
14509 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14511 PR tree-optimization/31041
14512 * tree-vect-transform.c (get_initial_def_for_induction): Call
14513 force_gimple_operand.
14515 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14517 * ipa-type-escape.c (look_for_casts) : Revert code to use
14518 handled_component_p due to ada test a-numaux.adb.
14520 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14522 * final.c (final_scan_insn): Alter the condition of a
14523 conditional trap if we have nonstandard CC.
14525 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14527 * configure.ac: Remove excess quoting from asm line 0 test.
14528 * configure: Rebuilt.
14530 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14532 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14533 * c-common.c (convert_and_check): Move warning logic to...
14534 (warnings_for_convert_and_check): ...here. Define.
14535 * c-common.h (warnings_for_convert_and_check): Declare.
14537 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14539 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14540 (output_call): Likewise.
14542 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14544 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14546 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14548 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14550 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14552 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14553 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14555 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14557 PR tree-optimization/31183
14558 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14559 Use double_int instead of unsigned int for representing access_strides.
14560 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14562 2007-03-16 Richard Guenther <rguenther@suse.de>
14564 PR tree-optimization/31146
14565 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14566 to allow recursion of forward_propagate_addr_expr.
14567 (forward_propagate_addr_into_variable_array_index): Likewise.
14568 (forward_propagate_addr_expr): Likewise.
14569 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14570 (forward_propagate_addr_expr_1): Recurse on simple copies
14571 instead of propagating into them. Do so for useless conversions
14573 (forward_propagate_addr_expr): Clean up unused statements after
14576 2007-03-16 Richard Guenther <rguenther@suse.de>
14578 * builtins.c (expand_builtin_cexpi): Use the right argument
14579 for the expansion via cexp.
14581 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14583 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14584 * configure: Rebuilt.
14586 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14589 * dwarf2out.c (force_type_die): Adjust comment.
14590 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14592 2007-03-15 DJ Delorie <dj@redhat.com>
14594 * config/frv/predicates.md (minmax_operator): Don't check operands
14597 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14599 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14600 Update constant estimates of number of iterations.
14601 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14602 argument renamed to "realistic".
14603 (compute_estimated_nb_iterations): Removed.
14604 (record_niter_bound): New function.
14605 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14606 call record_nonwrapping_iv with upper = false.
14607 (infer_loop_bounds_from_signedness): Pass upper argument to
14608 record_nonwrapping_iv.
14609 (estimate_numbers_of_iterations_loop): Do not call
14610 compute_estimated_nb_iterations. Record estimate based on profile
14611 information. Initialize the constant estimates of number of
14613 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14615 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14616 number of iterations is too small.
14617 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14618 (EST_NOT_AVAILABLE): Removed.
14619 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14620 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14623 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14625 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14626 Handle NE_EXPR guards.
14628 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14631 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14632 Set also -pedantic-errors by default for the preprocessor unless
14633 -fpermissive is given.
14635 2007-03-15 Richard Guenther <rguenther@suse.de>
14637 PR middle-end/29719
14638 PR middle-end/31161
14639 * builtins.c (expand_builtin_cexpi): As a fallback if we
14640 don't have builtins for sincos or cexp create a function
14641 declaration for cexp and expand to a call to that.
14642 (expand_builtin_int_roundingfn): Always fall
14643 back to floor/ceil and its variants even if they may be
14646 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14648 PR middle-end/31159
14649 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14650 jump tables, move the call to delete_dead_jumptables from here...
14651 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14652 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14653 don't allow merging of blocks that try_redirect_by_replacing_jump
14654 also does not handle when not optimizing.
14656 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14657 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14659 * config/i386/i386.md (x86_sahf_1): Correctly handle
14662 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14665 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14666 x86_64_general_operand as operand[2] predicate. Remove "iF"
14667 from operand constraints and use "e" constraint instead.
14668 (*subti3_1, *subti3_1 splitter): Ditto.
14669 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14670 operand[1] predicate.
14672 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14674 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14675 arrays, multiply the access strides by the size of the sub-array.
14676 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14678 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14680 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14681 the configured assembler supports the sahf mnemonic.
14682 * configure: Regenerate.
14683 * config.in: Regenerate.
14685 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14686 emit "sahf" or ".byte\t0x9e" as asm template.
14688 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14691 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14692 option to replace hard coded TARGET_xxx in md file.
14693 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14694 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14695 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14696 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14697 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14698 (X86_TUNE_NOT_VECTORMODE): Ditto.
14699 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14700 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14701 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14702 (TUNE_SLOW_IMUL_IMM8): Ditto.
14703 (TUNE_MOVE_M1_VIA_OR): Ditto.
14704 (TUNE_NOT_UNPAIRABLE): Ditto.
14705 (TUNE_NOT_VECTORMODE): Ditto.
14707 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14710 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14711 tuning options instead of hard coded TARGET_xxx.
14712 (fix ssemode peephole2's): Ditto.
14713 (imul peephole2's): Ditto.
14715 (movdi_or_rex64): Ditto.
14716 (move peephole2): Ditto.
14717 (not peephole2's): Ditto.
14719 2007-03-14 Dirk Mueller <dmueller@suse.de>
14721 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14722 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14723 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14725 * c-parser.c (c_parser_do_statement): Warn about empty body in
14726 do/while statement.
14727 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14728 * doc/invoke.texi (-Wempty-body): Update documentation.
14730 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14733 * c-common.h (warn_for_div_by_zero): Declare.
14734 * c-common.c (warn_for_div_by_zero): Define.
14735 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14738 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14740 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14741 to PREFIX and STANDARD_PREFIX.
14743 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14744 Phil Edwards <phil@codesourcery.com>
14746 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14747 (__gthread_once_t): Remove busy field for RTPs.
14748 (__GTHREAD_ONCE_INIT): Update accordingly.
14750 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14752 * doc/invoke.texi: Document VxWorks options.
14754 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14756 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14758 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14760 PR tree-optimization/30590
14761 * tree-nrv.c (tree_nrv): Check for the partial update of the
14764 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14766 * flags.h (flag_random_seed): Remove declaration, in favor of...
14767 * toplev.h (get_random_seed, set_random_seed): ... these.
14768 * tree.c (get_file_function_name): Use the former.
14769 * opts.c (common_handle_option): Use the latter.
14772 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14774 PR middle-end/31127
14775 * cse.c (cse_find_path): Do not bail out if a basic block that
14776 we already visited now becomes part of a path that starts at a
14777 different basic block. Just disallow this, to make sure we
14778 visit each basic block at most once.
14780 2007-03-13 Jan Hubicka <jh@suse.cz>
14782 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14783 attributes, when profile esitmate is present, calls with very low
14784 frequency are cold.
14786 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14788 PR tree-optimization/30730
14789 PR tree-optimization/26900
14790 * tree-ssa-loop-niter.c: Include gmp.h.
14791 (bounds): New type.
14792 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14793 split_to_var_and_offset, determine_value_range,
14794 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14795 bound_difference, bounds_add, bounds_negate,
14796 number_of_iterations_ne_max, dump_affine_iv): New functions.
14797 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14798 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14799 difference of initial and final value of control iv to validate
14801 (number_of_iterations_cond): Add loop parameter. Determine bounds
14802 on the difference of the extremes of the control iv. Add dumps.
14803 (expand_simple_operations): Handle phi nodes.
14804 (simplify_using_initial_conditions): Do not record used conditions.
14805 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14806 Do not set additional_info.
14807 (implies_nonnegative_p, implies_ge_p): Removed.
14808 (derive_constant_upper_bound): Do not use parameter `additional'.
14809 (record_estimate): Parameter `additional' removed. Parameter
14810 `i_bound' added. Do not call derive_constant_upper_bound.
14811 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14812 bound the number of iterations estimate.
14813 (estimate_numbers_of_iterations_loop): Pass the estimate from
14814 the number of iterations analysis to record_estimate.
14815 * tree.h (multiple_of_p): Declare.
14816 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14817 (scev_const_prop): Do not check expression_expensive_p.
14818 * fold-const.c (multiple_of_p): Exported.
14819 * double-int.c (double_int_mask): Exported.
14820 * double-int.h (double_int_mask): Declare.
14821 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14822 field. Added max field.
14824 2007-03-13 David Taylor <taylor@candd.org>
14827 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14830 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14833 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14834 two unamed patterns.
14836 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14838 * config/i386/i386.opt (mcx16, msahf): New options.
14839 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14840 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14842 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14843 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14844 Output -mcx16 and -msahf options when corresponding bit is set.
14846 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14847 and -msahf options.
14849 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14851 * configure.ac: Test for assembler tolerance to # 0 "".
14852 * configure, config.in: Rebuilt.
14853 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14855 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14857 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14859 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14860 (handle_syscall): Handle direct system calls.
14861 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14863 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14865 * doc/invoke.texi: Fix cpp.info cross-reference.
14866 * doc/passes.texi: Fix gcc.info cross-reference.
14868 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14870 PR tree-optimization/30835
14871 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14872 bb_for_stmt is not NULL before accessing it.
14874 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14876 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14879 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14882 * doc/install.texi: Document --enable-stage1-languages
14884 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14886 * tree-pass.h (pass_into_cfg_layout_mode,
14887 pass_outof_cfg_layout_mode): Declare.
14888 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14889 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14890 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14891 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14893 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14895 * c-decl.c (warn_variable_length_array): New function.
14896 Refactored from grokdeclarator to handle warn_vla
14897 and handle unnamed array case.
14898 (grokdeclarator): Refactored VLA warning case.
14899 * c.opt (Wvla): New flag.
14900 * doc/invoke.texi (Wvla): New warning.
14902 2007-03-12 Richard Henderson <rth@redhat.com>
14904 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14905 (TARGET_SECTION_TYPE_FLAGS): New.
14907 2007-03-12 Richard Henderson <rth@redhat.com>
14909 * config/darwin.c (machopic_reloc_rw_mask): New.
14910 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14911 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14913 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14915 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14916 * cppdefault.h (cpp_PREFIX): Document.
14917 (cpp_PREFIX_len): Likewise.
14918 (cpp_EXEC_PREFIX): New variable.
14919 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14920 * c-incpath.c (add_standard_paths): Correct logic for relocating
14921 paths within prefix.
14923 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14925 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14926 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14928 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14929 fix_truncdfdi_sse using SSEMODEF mode macro.
14930 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14931 fix_truncdfsi_sse using SSEMODEF mode macro.
14932 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14933 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14935 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14937 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14938 elfos.h to tm_file.
14940 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14942 * tree.h : Add multiple_of_p declaration.
14943 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14944 * ipa-type-escape.c (results_of_malloc): Redundant.
14945 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14946 (cast_type): Extended with new members.
14947 (check_cast): Returns cast_type.
14948 (cast): New structure for data of walk_use_def_chains.
14949 (is_malloc_result, is_cast_from_non_pointer_1,
14950 is_cast_from_non_pointer,
14951 is_array_access_through_pointer_and_index): New functions.
14952 (look_for_casts): Returns cast types.
14953 (check_call): Returns void.
14954 (okay_pointer_operation): Use support of pointer plus index,
14955 pointer plus constant and allow all multiplications.
14957 2007-03-11 Richard Guenther <rguenther@suse.de>
14959 PR tree-optimization/31115
14960 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14961 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14962 A shift count of zero is not special as with *_DIV_EXPR.
14963 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14966 2007-03-11 Ian Lance Taylor <iant@google.com>
14968 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14969 the *_DIV_EXPR codes correctly with overflow infinities.
14971 2007-03-11 Ira Rosen <irar@il.ibm.com>
14973 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14974 indicate success/failure of the analysis. Add negation to subtrahend
14975 in case of subtraction. Fail if both operands contain constants.
14976 (create_data_ref): Fail if analyze_offset fails.
14978 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14980 * config/i386/i386.md (frndintxf2): Rename to ...
14981 (rintxf2): ... this. Remove expander having same name.
14982 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14983 (roundsf2, rounddf2): Ditto.
14984 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14985 (lround<mode>di2, lround<mode>si2): Ditto.
14987 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14989 * lower-subreg.c: Include except.h.
14990 (decompose_multiword_subregs): Verify that the only control flow
14991 insns we can split are loads to multi-words pseudos.
14992 Handle breaking such blocks after splitting, instead of calling
14993 find_many_sub_basic_blocks.
14995 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14996 on the new basic block. Add a lengthy comment explaining why we
14997 thought this was necessary.
14998 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15000 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15003 * tree.c (walk_type_fields): Recurse into the element type of
15004 ARRAY_TYPEs if there is a pointer set.
15006 2007-03-10 Dirk Mueller <dmueller@suse.de>
15008 * c-common.c (warn_logical_operator): Fix condition.
15010 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15012 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15014 * config/darwin.c (machopic_select_section): Remove superfluous
15015 argument in call to categorize_decl_for_section. Remove unused
15018 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15020 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15022 * configure: Regenerate.
15024 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15027 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15028 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15029 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15030 Add LABEL_NUSES to emitted label.
15031 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15032 branch probability value to emitted jump insn.
15033 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15034 Do not check life information and do not re-arrange input operands
15035 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15037 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15039 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15040 the change of decode_asm_operands.
15042 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15044 * mode-switching.c (create_pre_exit): Skip blockage insn.
15046 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15048 * tree-pass.h (TODO_update_smt_usage): Remove.
15050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15054 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15056 * pa.c (attr_length_call): Revise condition for long
15057 pc-relative branch.
15058 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15059 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15060 sequence on SOM target.
15062 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15064 * gcc.c: Document %{, in big comment at top.
15065 (input_suffix_matches): Remove special handling for .s and
15067 (input_spec_matches): New.
15068 (handle_braces): Handle %{,.
15069 (validate_switches): ',' indicates a value which is not a switch.
15070 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15071 to detect assembler input.
15072 * config/i386/sol2.h (CPP_SPEC): Likewise.
15073 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15074 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15075 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15076 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15077 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15078 -m64 causes deployment target to default to 10.5.
15079 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15081 2007-03-09 Richard Henderson <rth@redhat.com>
15084 * target.h (targetm.asm.out.reloc_rw_mask): New.
15085 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15086 (TARGET_ASM_OUT): Use it.
15087 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15088 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15089 use the new reloc_rw_mask target hook instead.
15090 (default_section_type_flags_1): Merge into...
15091 (default_section_type_flags): ... here.
15092 (decl_readonly_section_1): Merge into...
15093 (decl_readonly_section): ... here.
15094 (default_elf_select_section_1): Merge into...
15095 (default_elf_select_section): ... here.
15096 (default_unique_section_1): Merge into...
15097 (default_unique_section): ... here.
15098 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15099 (default_select_rtx_section): Use it.
15100 (default_elf_select_rtx_section): Likewise.
15101 * output.h: Update to match.
15102 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15103 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15104 (TARGET_ASM_RELOC_RW_MASK): New.
15105 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15106 to categorize_decl_for_section.
15107 (x86_64_elf_unique_section): Likewise.
15108 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15109 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15110 (TARGET_ASM_RELOC_RW_MASK): New.
15111 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15112 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15113 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15114 (TARGET_RWRELOC): Remove.
15115 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15116 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15117 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15118 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15119 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15120 (rs6000_xcoff_select_section): Use decl_readonly_section.
15121 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15122 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15123 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15124 (TARGET_SECTION_TYPE_FLAGS): Remove.
15125 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15127 2007-03-09 Roger Sayle <roger@eyesopen.com>
15129 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15130 complex constant equality/inequality comparisons for here.
15131 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15132 known at compile-time or can be simplified to a scalar comparison.
15133 (fold_relational_const): Move compile-time evaluation of complex
15134 constant equality/inequality comparisons to here.
15136 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15138 PR rtl-optimization/30643
15139 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15141 (fold_rtx): Recurse, like before 2006-11-03.
15143 2007-03-09 DJ Delorie <dj@redhat.com>
15145 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15148 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15150 PR tree-optimization/30375
15151 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15152 LHS of statements is not the same.
15153 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15155 2007-03-09 Chao-ying Fu <fu@mips.com>
15157 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15159 * doc/invoke.texi (-mdspr2): Document new option.
15160 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15161 New unspec for DSP REV 2.
15162 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15163 these instructions are extended in DSP REV 2.
15164 (mips-dspr2.md): Include.
15165 * config/mips/mips.opt (mdspr2): New option.
15166 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15167 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15168 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15169 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15170 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15171 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15172 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15174 (bdesc_map): Add one field of unsupported_target_flags.
15175 (bdesc_arrays): Update entries to have extra fields. Add
15177 (mips_init_builtins): Initialize new function types.
15178 Check unsupported_target_fileds to filter out builtins.
15179 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15181 (ASM_SPEC): Pass mdspr2 to the assembler.
15182 * config/mips/mips-dspr2.md: New file.
15184 2007-03-09 Sa Liu <saliu@de.ibm.com>
15186 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15188 2007-03-09 Ian Lance Taylor <iant@google.com>
15190 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15191 argument) like -Wstrict-overflow=2.
15192 * doc/invoke.texi (Warning Options): Update documentation.
15194 2007-03-09 Dirk Mueller <dmueller@suse.de>
15197 * doc/invoke.texi (-Wlogical-op): Document.
15198 * common.opt (-Wlogical-op): New.
15199 * c-common.h (warn_logical_operator): Declare.
15200 * c-common.c (warn_logical_operator): Define.
15201 * c-typeck.c (parser_build_binary_op): Call
15202 warn_logical_operator.
15204 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15206 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15207 * final.c (final_scan_insn): Test for non-"" file name.
15209 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15211 * doc/loop.texi: Document the Omega linear constraints solver.
15212 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15213 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15214 omega-hash-table-size, omega-max-keys, and
15215 omega-eliminate-redundant-constraints.
15216 * tree-pass.h (pass_check_data_deps): Declared.
15219 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15220 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15221 pass_check_data_deps): New.
15222 * tree-data-ref.c (init_data_ref): Remove declaration.
15223 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15224 (analyze_array): Renamed init_array_ref, move up initializations.
15225 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15226 Removed arguments that are set to NULL.
15227 (analyze_indirect_ref): Correct indentation, correct call to
15229 (object_analysis): Call init_array_ref instead of analyze_array.
15230 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15231 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15232 of DR_ACCESS_FNS_ADDR.
15233 (init_omega_eq_with_af, omega_extract_distance_vectors,
15234 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15235 ddr_consistent_p): New.
15236 (compute_affine_dependence): Check consistency of ddrs when
15237 flag_check_data_deps is passed.
15238 (analyze_all_data_dependences): Uncomment.
15239 (tree_check_data_deps): New.
15240 * tree-data-ref.h: Include omega.h.
15241 (DR_ACCESS_FNS_ADDR): Removed.
15242 (data_dependence_relation): Add inner_loop.
15243 (DDR_INNER_LOOP): New.
15244 * common.opt (fcheck-data-deps): New.
15245 * tree-flow.h (tree_check_data_deps): Declare.
15246 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15247 (OBJS-common): Depend on omega.o.
15249 * passes.c (pass_check_data_deps): Scheduled.
15250 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15251 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15252 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15253 PARAM_VECT_MAX_VERSION_CHECKS,
15254 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15256 2007-03-09 Richard Guenther <rguenther@suse.de>
15258 PR tree-optimization/30904
15259 PR middle-end/31058
15260 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15261 the same way as *_DIV_EXPR.
15263 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15265 * recog.c (decode_asm_operands): No mixed declarations and code.
15267 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15269 * rtl.def (ASM_INPUT): Add location.
15270 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15271 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15272 (decode_asm_operands): Add loc operand.
15273 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15274 * stmt.c (expand_asm): Rename to...
15275 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15276 gen_rtx_ASM_INPUT_loc.
15277 (expand_asm_expr): Adjust.
15278 * recog.c (decode_asm_operands): Add loc operand.
15279 (check_asm_operands, extract_insn): Adjust.
15280 * reload1.c (maybe_fix_stack_asms): Likewise.
15281 * final.c (asm_insn_count): Likewise.
15282 (final_scan_insn): Output # line before and after asm.
15284 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15286 * tree-ssa-structalias.c (variable_info): Remove
15288 (new_var_info): Ditto.
15289 (shared_bitmap_info_t): New structure.
15290 (shared_bitmap_table): New variable.
15291 (shared_bitmap_hash): New function.
15292 (shared_bitmap_eq): Ditto
15293 (shared_bitmap_lookup): Ditto.
15294 (shared_bitmap_add): Ditto.
15295 (merge_smts_into): Change to take bitmap directly.
15296 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15297 (init_alias_vars): Init shared bitmap hashtable.
15298 (delete_points_to_sets): Delete shared bitmap hashtable.
15299 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15300 is_aliased removal as a change that was still necessary was
15303 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15305 * config/i386/i386.h (override_options): Conditionally disable
15306 x86_sahf for 64bit targets only.
15308 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15311 * c-decl.c (merge_decls): Don't call make_var_volatile.
15312 * varasm.c (make_var_volatile): Remove.
15313 * output.h (make_var_volatile): Remove.
15315 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15317 PR tree-optimization/31085
15318 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15320 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15322 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15323 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15324 ATTR_CONST_NOTHROW_LIST.
15326 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15329 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15331 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15333 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15336 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15338 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15339 passed, use shared libgcc.
15341 2007-03-08 Roger Sayle <roger@eyesopen.com>
15343 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15344 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15345 (honor_protect_cleanup_actions, lower_try_finally_switch):
15347 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15348 ifc_temp_var): Likewise.
15349 * tree-inline.c (setup_one_parameter): Likewise.
15350 * tree-mudflap.c (mf_decl_cache_locals,
15351 mf_build_check_statement_for): Likewise.
15352 * tree-nested.c (init_tmp_var, save_tmp_var,
15353 finalize_nesting_tree_1): Likewise.
15354 * tree-outof-ssa.c (insert_copy_on_edge,
15355 insert_backedge_copies): Likewise.
15356 * tree-profile.c (tree_gen_edge_profiler,
15357 tree_gen_ic_profiler): Likewise.
15358 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15359 * tree-sra.c (sra_build_assignment): Likewise.
15360 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15361 * tree-ssa-math-opts.c (insert_reciprocals,
15362 execute_cse_sincos_1): Likewise.
15363 * tree-tailcall.c (adjust_accumulator_values,
15364 adjust_return_value): Likewise.
15365 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15366 * tree-vect-transform.c (vect_create_data_ref_ptr,
15367 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15368 vect_create_epilog_for_reduction, vectorizable_reduction,
15369 vectorizable_call, vectorizable_conversion,
15370 vectorizable_assignment, vectorizable_operation,
15371 vectorizable_type_demotion, vect_gen_widened_results_half,
15372 vect_permute_store_chain, vectorizable_store,
15373 vect_setup_realignment, vect_permute_load_chain,
15374 vectorizable_load, vectorizable_condition,
15375 vect_create_cond_for_align_checks): Likewise.
15376 * tree-vrp.c (build_assert_expr_for): Likewise.
15378 2007-03-08 Ian Lance Taylor <iant@google.com>
15380 * tree-vrp.c: Include "intl.h".
15381 (usable_range_p): New static function.
15382 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15383 overflowed values, juts set *strict_overflow_p.
15384 (compare_values): Only return -2 if one of the operands is not a
15386 (compare_ranges): Call usable_range_p.
15387 (compare_range_with_value): Likewise.
15388 (vrp_evaluate_conditional_warnv): Rename from
15389 vrp_evaluate_conditional. Make static. Change all callers.
15390 (vrp_evaluate_conditional): New function.
15391 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15392 on signed overflow.
15393 (simplify_abs_using_ranges): Likewise.
15394 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15395 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15396 within_stmt parameter.
15397 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15398 vrp_evaluate_conditional.
15399 * tree-ssa-threadedge.c
15400 (record_temporary_equivalences_from_stmts_at_dest): Change
15401 simplify parameter to take a second tree parameter.
15402 (simplify_control_stmt_condition): Likewise.
15403 (thread_across_edge): Likewise.
15404 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15405 (thread_across_edge): Likewise.
15406 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15408 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15410 * config/i386/i386.h (TARGET_SAHF): New define.
15411 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15412 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15413 (x86_sahf): New global variable.
15414 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15415 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15416 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15417 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15419 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15420 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15421 when expanding fcomi/sahf based tests.
15422 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15423 expanding sahf based alternative. Emit sahf based sequence when
15424 optimizing for code size.
15425 * config/i386/i386.md (x86_sahf_1): Do not disable for
15426 TARGET_64BIT, enable for TARGET_SAHF.
15428 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15430 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15431 spurious whitespace from error message.
15433 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15436 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15438 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15440 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15442 * tree-sra.c (instantiate_element): Propagate disabled warnings
15443 from the element itself to the created variable.
15445 2007-03-07 Richard Henderson <rth@redhat.com>
15448 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15449 silently fix up the stack in the case of a missing register.
15451 2007-03-07 Paul Brook <paul@codesourcery.com>
15453 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15455 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15457 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15459 (phase1_vrs): Use them.
15460 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15461 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15462 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15463 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15464 __gnu_Unwind_Restore_WMMXC if required.
15465 (_Unwind_VRS_Pop): Implement iWMMXt support.
15466 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15467 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15468 gnu_Unwind_Save_WMMXC): Define.
15470 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15472 * config/vxworks.h (vxworks_override_options): Declare.
15473 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15474 * config/vxworks.c: Include target.h and toplev.h.
15475 (vxworks_override_options): New function.
15476 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15478 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15480 * config/s390/s390.c (override_options): Don't emit an error when
15481 -mstack-size is used without providing -mstack-guard.
15482 (s390_emit_prologue): Choose stack_guard value automatically if not
15483 provided via command line.
15484 * doc/invoke.texi: Adjust description of -mstack-guard and
15487 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15489 * config/i386/i386.c (output_set_got): Add a GOT initialization
15490 sequence for VxWorks PIC.
15491 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15492 around labels as well as symbols. Use gotoff_operand instead
15493 of local_symbolic_operand.
15494 (legitimize_pic_address): Use gotoff_operand instead of
15495 local_symbolic_operand. Use @GOT accesses for labels as
15497 (ix86_output_addr_diff_elt): Use PC-relative rather than
15498 GP-relative offsets for VxWorks PIC.
15499 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15500 no_new_pseudos. Check whether the returned register is op0.
15501 * config/i386/i386.md (tablejump): Use PC-relative rather than
15502 GP-relative offsets for VxWorks PIC.
15503 * config/i386/predicates.md (gotoff_operand): New predicate.
15505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15507 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15509 * config/vxworks-dummy.h: New file.
15510 * config/i386/i386.h: Include it.
15512 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15514 * dwarf2out.c (is_inlined_entry_point): New
15515 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15516 DW_AT_ranges if the first subblock is the entry point.
15518 2007-03-06 David Daney <ddaney@avtrex.com>
15520 * doc/install.texi (mips-*-*): Change recommended binutils
15523 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15525 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15526 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15528 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15529 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15531 2007-03-06 Jan Hubicka <jh@suse.cz>
15533 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15534 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15536 (probably_cold_bb_p): Cold functions are cold.
15537 (probably_never_executed_bb_p): Cold functions are cold.
15538 (tree_bb_level_predictions): Predict calls to cold functions as not
15540 (compute_function_frequency): Check hot/cold attributes.
15541 * function.h (function_frequency): Update comments.
15542 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15543 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15544 (c_common_att): Add cold and hot.
15546 * doc/extend.texi (hot,cold attributes): Document.
15548 2007-03-06 Andrew Haley <aph@redhat.com>
15550 * function.c (expand_function_end): Move blockage to just after we
15551 emit the label for the naked return from the function.
15553 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15555 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15558 2007-03-06 Jan Hubicka <jh@suse.cz>
15560 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15561 loaded for constant large models. Non-large 64bit PIC can do.
15562 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15563 * cmodel.h: Add LARGE PIC.
15564 * i386.md (UNSPEC_PLTOFF): New.
15565 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15567 (*call_1_rex64): Disable for large models.
15568 (*call_1_rex64_large): New.
15569 (*call_value_1_rex64): Disable for large models.
15570 (*call_value_1_rex64_large): New.
15571 (set_rip_rex4): New.
15572 (set_got_offset_rex64): New.
15573 * predicates.md (constant_call_address_operand): For large model
15574 constant calls are not possible.
15575 * i386-protos.h (construct_plt_address): Declare.
15576 * i386.c (override_options): Accept large models.
15577 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15578 (legitimate_constant_p): Add new UNSPECs.
15579 (legitimate_pic_operand_p): Likewise.
15580 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15581 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15583 (output_pic_addr_const): Add PLTOFF.
15584 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15585 (ix86_expand_move): Legitimize pic address when in PIC mode.
15586 (construct_plt_address): New function.
15587 (ix86_expand_call): Offload the address to register and use GOT
15588 pointer for large model.
15589 * invoke.texi (mcmodel=large): Update documentation.
15591 2007-03-06 Richard Henderson <rth@redhat.com>
15593 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15594 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15595 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15596 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15597 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15598 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15599 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15600 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15601 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15602 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15603 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15604 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15605 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15606 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15607 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15608 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15609 x86_schedule, x86_use_bt, x86_pad_returns,
15610 x86_use_xchgb): Merge into ...
15611 (ix86_tune_features): ... here. New array.
15612 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15613 x86_bswap): Merge into ...
15614 (ix86_arch_features): ... here. New array.
15615 (x86_3dnow_a): Remove.
15616 (x86_accumulate_outgoing_args): Make static.
15617 (x86_arch_always_fancy_math_387): Make static.
15618 (ix86_tune_mask, ix86_arch_mask): Move ...
15619 (override_options): ... to local variables here. Apply the
15620 appropriate mask to each element of ix86_arch_features and
15621 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15622 as were done in the old macros.
15623 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15624 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15625 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15626 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15627 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15628 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15629 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15630 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15631 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15632 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15633 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15634 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15635 x86_accumulate_outgoing_args, x86_prologue_using_move,
15636 x86_epilogue_using_move, x86_decompose_lea,
15637 x86_arch_always_fancy_math_387, x86_shift1,
15638 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15639 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15640 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15641 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15642 x86_use_incdec, x86_pad_returns, x86_bswap,
15643 x86_partial_flag_reg_stall): Remove.
15644 (enum ix86_tune_indices): New.
15645 (ix86_tune_features): New.
15646 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15647 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15648 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15649 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15650 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15651 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15652 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15653 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15654 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15655 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15656 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15657 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15658 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15659 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15660 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15661 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15662 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15663 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15664 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15665 TARGET_EXT_80387_CONSTANTS): Use it.
15666 (enum ix86_arch_indices): New.
15667 (ix86_arch_features): New.
15668 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15669 TARGET_BSWAP): Use it.
15670 (ix86_tune_mask, ix86_arch_mask): Remove.
15672 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15675 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15676 Define using $${sysroot_headers_suffix}.
15677 * configure: Regenerate.
15678 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15679 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15681 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15682 * gcc.c (print_sysroot_headers_suffix): New.
15683 (option_map): Include --print-sysroot-headers-suffix.
15684 (display_help): Mention -print-sysroot-headers-suffix.
15685 (process_command): Handle -print-sysroot-headers-suffix.
15686 (do_spec_1): Append multilib directory to include-fixed path if
15687 sysroot suffixes in use.
15688 (main): Handle -print-sysroot-headers-suffix.
15689 * Makefile.in (start.encap): Don't depend on xlimits.h
15690 (xlimits.h): Remove.
15691 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15692 limits.h for each multilib in fixinc_list.
15693 (fixinc_list, s-fixinc_list): New.
15694 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15695 generate them for each multilib in fixinc_list.
15696 (stmp-fixproto): Use include-fixed. Run fixproto for each
15697 multilib in fixinc_list.
15698 (mostlyclean): Don't remove xlimits.h.
15699 (clean): Remove include-fixed.
15700 (real-install-headers-tar, real-install-headers-cpio,
15701 real-install-headers-cp): Don't copy include, only include-fixed.
15702 (install-mkheaders): Depend on fixinc_list. Don't depend on
15703 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15704 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15705 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15707 2007-03-06 Jan Hubicka <jh@suse.cz>
15709 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15712 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15714 * configure.ac: Allow tm_file to contain build-directory files.
15715 * configure: Regenerate.
15716 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15717 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15718 * config/m68k/print-sysroot-suffix.sh: New file.
15720 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15722 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15723 of pic_offset_table_rtx if reload_completed.
15724 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15725 PIC_OFFSET_TABLE_REGNUM.
15726 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15728 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15729 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15731 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15733 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15734 functions that call eh_return.
15736 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15738 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15739 functions that need a constant pool.
15741 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15744 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15745 (m68k_preferred_reload_class): Likewise.
15746 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15747 (SECONDARY_RELOAD_CLASS): Define.
15748 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15749 (LIMIT_RELOAD_CLASS): Delete.
15750 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15751 registers from storing bytes.
15752 (m68k_secondary_reload_class): New function.
15753 (m68k_preferred_reload_class): Likewise.
15755 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15757 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15759 (m68k_expand_prologue): Likewise.
15761 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15763 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15764 (mips_expand_epilogue): Add a bool parameter.
15765 (m68k_legitimize_sibcall_address): Declare.
15766 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15767 (m68k_expand_epilogue): Add a parameter to select between sibling
15768 and normal epilogues. Only generate a return for the latter.
15769 (m68k_ok_for_sibcall_p): New function.
15770 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15771 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15772 (sibcall_value, *sibcall_value): Likewise.
15773 (*call, *call_value): Require !SIBLING_CALL_P.
15774 (epilogue): Update call to m68k_expand_epilogue.
15775 (sibcall_epilogue): New pattern.
15776 * config/m68k/predicates.md (const_call_operand): Say that this
15777 predicate applies to sibling calls too.
15778 (sibcall_operand): New predicate.
15780 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15782 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15783 alternatives as movsi_cf.
15784 (movsf_cf_hard): Add commentary.
15786 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15787 Richard Sandiford <richard@codesourcery.com>
15789 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15790 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15791 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15792 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15793 as being live on exit from an interrupt function.
15794 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15795 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15796 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15797 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15798 (m68k_interrupt_function_p): Globalize.
15799 (m68k_compute_frame_layout): Remove reverse mask code.
15800 (m68k_emit_movem, m68k_set_frame_related): New functions.
15801 (m68k_output_function_prologue): Delete in favor of...
15802 (m68k_expand_prologue): ...this new function.
15803 (m68k_output_function_epilogue): Delete in favor of...
15804 (m68k_expand_epilogue): ...this new function.
15805 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15807 (print_operand): Handle %?.
15808 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15809 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15810 (prologue, epilogue): New patterns.
15811 (return): Turn into a define_expand.
15812 (*return): New pattern, derived from old "return" pattern. Use rte
15813 rather than rts for interrupt functions. Only use rtd if the pop
15815 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15816 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15817 (link, *link, unlink, *unlink, load_got): Likewise.
15819 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15823 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15824 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15825 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15826 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15827 and m68k_matches_u_p.
15828 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15829 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15830 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15831 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15832 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15833 (REG_STRICT_P): New macro.
15834 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15835 PCREL_GENERAL_OPERAND_OK.
15836 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15837 m68k_legitimate_base_reg_p.
15838 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15839 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15840 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15841 * config/m68k/m68k.c (m68k_address): New structure.
15842 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15843 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15844 (m68k_jump_table_ref_p, m68k_decompose_address)
15845 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15846 (m68k_matches_u_p): New functions.
15847 (print_operand_address): Rewrite to use m68k_decompose_index.
15849 2007-03-05 David Taylor <dtaylor@emc.com>
15851 * gcc.c: Correct copyright date in --version output.
15853 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15855 * pa.md: In unamed move patterns, disparge copies between general
15856 and floating point registers using '?' modifier. Don't include 'f'
15857 constraint for register preferences in DImode, SImode, HImode and
15858 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15859 Remove constraints for copies between general and floating registers
15860 in soft-float DFmode pattern.
15861 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15865 2007-03-05 Mike Stump <mrs@apple.com>
15867 * c-common.c (targetcm): Add.
15868 * c-opts.c (c_common_handle_option): Handle language specific
15870 * opts.c (handle_option): Verify language for target options, if
15872 * opth-gen.awk: Add CL_LANG_ALL.
15873 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15874 (TARGETCM_INITIALIZER): Add.
15875 * target.h (struct gcc_targetcm): Add.
15877 * targhooks.c (default_handle_c_option): Add.
15878 * targhooks.h (default_handle_c_option): Add.
15879 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15881 * config/darwin.opt (iframework): Add.
15882 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15883 * config/darwin-c.c (handle_c_option): Add.
15884 (TARGET_HANDLE_C_OPTION): Add.
15886 * doc/invoke.texi (Darwin Options): Add -iframework.
15888 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15890 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15893 2007-03-05 Ian Lance Taylor <iant@google.com>
15895 * c.opt (fgnu89-inline): New option.
15896 * c-opts.c (c_common_post_options): Set default value for
15898 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15899 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15901 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15902 (grokdeclarator, start_function): Likewise.
15903 * c-cppbuiltin.c (c_cpp_builtins): Define either
15904 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15905 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15906 (C Dialect Options): Document -fgnu89-inline.
15907 * doc/extend.texi (Function Attributes): Explain what the
15908 gnu_inline attribute does.
15909 * doc/cpp.texi (Common Predefined Macros): Document
15910 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15912 2007-03-05 Ian Lance Taylor <iant@google.com>
15914 PR tree-optimization/31034
15915 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15916 half-range if the other side is an overflow infinity.
15918 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15920 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15921 (bfin*-linux-uclibc*): New configuration.
15922 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15924 * config/bfin/linux.h: New file.
15925 * config/bfin/libgcc-bfin.ver: New file.
15926 * config/bfin/t-bfin-uclinux: New file.
15927 * config/bfin/t-bfin-linux: New file.
15928 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15929 (TARGET_OS_CPP_BUILTINS): New macro.
15931 2007-03-05 Richard Guenther <rguenther@suse.de>
15933 * fold-const.c (fold_binary): Remove duplicate folding
15934 of comparison of non-null ADDR_EXPR against null.
15936 2007-03-05 Richard Guenther <rguenther@suse.de>
15937 Dorit Nuzman <dorit@il.ibm.com>
15939 PR tree-optimization/26420
15940 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15941 are no loops in the function. Only print the number of
15942 vectorized loops if it is greater than zero or we are supposed
15943 to print information about unvectorized loops.
15945 2007-03-05 Revital Eres <eres@il.ibm.com>
15947 * gcc.dg/var-expand1.c: New test.
15948 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15949 when an accumulator is expanded.
15951 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15954 * c-common.c (convert_and_check): Don't give warnings for
15955 conversion if 'expr' already overflowed.
15957 2007-03-04 Roger Sayle <roger@eyesopen.com>
15959 PR middle-end/30744
15960 * fold-const.c (fold_comparison): Enforce type consistency when
15961 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15963 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15965 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15966 containing a cast to the base of TARGET_MEM_REF.
15968 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15970 * tree.c (tree_contains_struct_check_failed): Remove spurious
15971 whitespace from error message.
15973 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15976 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15977 instead of precision.
15979 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15980 Nathan Sidwell <nathan@codesourcery.com>
15982 * emit-rtl.c (find_auto_inc): New.
15983 (try_split): recreate REG_INC notes,
15984 Use regular for loops rather than whiles.
15986 2007-03-03 Andreas Schwab <schwab@suse.de>
15988 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15989 * configure: Regenerate.
15991 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15993 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15994 flag_rounding_math, not flag_unsafe_math_optimizations.
15996 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15998 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15999 alpha_fold_vector_minmax): Likewise.
16000 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16001 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16003 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16005 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16006 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16007 if the lhs has side-effects.
16008 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16010 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16012 * config/i386/i386.h (TUNEMASK): Remove define.
16013 (ARCHMASK): Remove define.
16014 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16015 Use ix86_arch_mask variable instead of ARCHMASK.
16016 * config/i386/i386.c (override_options): Ditto.
16017 (standard_80387_constant_p): Ditto.
16019 2007-03-02 Ian Lance Taylor <iant@google.com>
16021 Used signed infinities in VRP.
16022 * tree-vrp.c (uses_overflow_infinity): New static function.
16023 (supports_overflow_infinity): New static function.
16024 (make_overflow_infinity): New static function.
16025 (negative_overflow_infinity): New static function.
16026 (positive_overflow_infinity): New static function.
16027 (is_negative_overflow_infinity): New static function.
16028 (is_positive_overflow_infinity): New static function.
16029 (is_overflow_infinity): New static function.
16030 (overflow_infinity_range_p): New static function.
16031 (compare_values_warnv): New function split out of compare_values.
16032 (compare_value): Call it.
16033 (set_value_range_to_nonnegative): Add overflow_infinity
16034 parameter. Change caller.
16035 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16037 (vrp_expr_computes_nonzero): Likewise.
16038 (compare_ranges, compare_range_with_value): Likewise.
16039 (compare_name_with_value, compare_names): Likewise.
16040 (vrp_evaluate_conditional): Likewise.
16041 (set_value_range): Handle infinity
16042 (vrp_operand_equal_p, operand_less_p): Likewise.
16043 (extract_range_from_assert): Likewise.
16044 (vrp_int_const_binop): Likewise.
16045 (extract_range_from_binary_expr): Likewise.
16046 (extract_range_from_unary_expr): Likewise.
16047 (extract_range_from_comparison): Likewise.
16048 (extract_range_from_expr): Likewise.
16049 (dump_value_range): Likewise.
16050 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16051 (test_for_singularity): Likewise.
16052 (vrp_int_const_binop): Remove inline qualifier.
16053 (adjust_range_with_scev): Add comment.
16054 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16056 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16058 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16059 (get_constraint_for): Likewise.
16060 (do_structure_copy): Likewise.
16061 (find_func_aliases): Fix references to MODIFY_EXPR.
16062 (intra_create_variable_infos): Tidy.
16063 * tree-ssa-operands.c (add_virtual_operand): Add argument
16065 When adding members of alias sets, if IS_CALL_SITE is true and
16066 the symbol is not call-clobbered, skip it.
16067 Adjust all callers.
16069 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16071 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16072 entry by means of emit_insn_at_entry.
16074 2007-03-02 Richard Henderson <rth@redhat.com>
16076 * expr.h (promoted_input_arg): Remove decl.
16077 * function.c (promoted_input_arg): Merge into ...
16078 * combine.c (setup_incoming_promotions): ... only caller.
16079 Rearrange to avoid double loop.
16081 2007-03-02 Ben Elliston <bje@au.ibm.com>
16082 Peter Bergner <bergner@vnet.ibm.com>
16083 Janis Johnson <janis187@us.ibm.com>
16085 * config/rs6000/dfp.md: New file.
16086 * config/rs6000/rs6000.md: Include dfp.md.
16087 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16088 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16089 and TDmode decimal float modes in FP registers.
16090 (num_insns_constant): Likewise.
16091 (rs6000_legitimate_offset_address_p): Likewise.
16092 (rs6000_legitimize_address): Likewise.
16093 (rs6000_legitimize_reload_address): Likewise.
16094 (rs6000_legitimate_address): Likewise.
16095 (rs6000_emit_move): Likewise.
16096 (function_arg_boundary): Likewise.
16097 (function_arg_advance): Likewise.
16098 (rs6000_darwin64_record_arg_recurse): Likewise.
16099 (function_arg): Likewise.
16100 (rs6000_gimplify_va_arg): Likewise.
16101 (rs6000_split_multireg_move): Likewise.
16102 (rs6000_output_function_epilogue): Likewise.
16103 (rs6000_output_function_epilogue): Likewise.
16104 (rs6000_register_move_cost): Likewise.
16105 (rs6000_function_value): Likewise.
16106 (rs6000_libcall_value): Likewise.
16108 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16110 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16112 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16114 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16115 Use $MULTIDIR to choose between the kernel and RTP headers,
16116 and use $WIND_BASE and $WIND_USR to locate them.
16118 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.c (override_options): Put initialization of
16121 ix86_tune_mask and ix86_arch_mask to the correct place.
16123 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16124 Michael Meissner <michael.meissner@amd.com>
16127 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16128 (ARCHMASK): Define.
16129 (TARGET_CMOVE): Use ARCHMASK.
16130 (TARGET_CMPXCHG): Ditto.
16131 (TARGET_CMPXCHG8B): Ditto.
16132 (TARGET_XADD): Ditto.
16133 (TARGET_BSWAP): Ditto.
16134 * config/i386/i386.c (ix86_tune_mask): New global variable.
16135 (ix86_arch_mask): Ditto.
16136 (override_options): Initialize ix86_tune_mask and
16137 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16140 2007-03-02 Ben Elliston <bje@au.ibm.com>
16143 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16145 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16147 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16148 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16149 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16150 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16152 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16153 rs6000_init_dwarf_reg_sizes_extra): New.
16154 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16155 SPE register high parts.
16157 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16159 * Makefile.in: Add install-pdf target as
16160 copied from automake v1.10 rules.
16161 * configure.ac: Add install-pdf to target list.
16162 * configure: Regenerate.
16164 2007-03-01 Paul Brook <paul@codesourcery.com>
16166 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16167 modes to LDRD for DImode.
16168 (output_move_double): Fixup out of range ldrd/strd.
16169 (vfp_secondary_reload_class): Rename...
16170 (coproc_secondary_reload_class): ... to this. Add wb argument.
16171 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16172 coproc_secondary_reload_class for CLASS_IWMMXT.
16173 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16174 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16176 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16178 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16179 unroll factor by the estimated number of iterations.
16180 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16181 than prefetch latency.
16183 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16184 decode_caches_intel, detect_caches_intel): New functions.
16185 (host_detect_local_cpu): Use detect_caches_amd and
16186 detect_caches_intel.
16188 2007-03-01 Richard Henderson <rth@redhat.com>
16190 * expr.c (emit_move_complex_push): Export.
16191 (emit_move_complex_parts): Split out from ...
16192 (emit_move_complex): ... here.
16193 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16194 * config/i386/i386.md (movcdi): New.
16196 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16199 size of mode1 to check for tieable modes in MMX case.
16201 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16203 * Makefile.in (rtlanal.o): Depend on tree.h.
16204 * rtl.h (offset_within_section_p, split_const): Declare.
16205 * rtlanal.c: Include tree.h.
16206 (offset_within_block_p): New function, taken from
16207 mips_offset_within_object_p.
16208 (split_const): New function, taken from mips_split_const.
16209 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16211 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16212 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16213 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16214 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16215 (m68k_illegitimate_symbolic_constant_p): New function.
16216 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16217 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16218 symbolic constant that might be outside the symbol's section,
16219 move the symbol first and then add the offset.
16220 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16222 * config/mips/mips.c (mips_split_const): Delete.
16223 (mips_offset_within_object_p): Delete.
16224 (mips_symbolic_constant_p): Use offset_within_section_p and
16225 split_const instead of mips_offset_within_object_p and
16227 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16228 (mips_legitimize_const_move, print_operand_reloc)
16229 (mips_dangerous_for_la25_p): Use split_const instead of
16232 2007-02-28 Eric Christopher <echristo@apple.com>
16234 * Makefile.in (install-include-dir): Don't rm -rf include.
16236 2007-02-28 Richard Guenther <rguenther@suse.de>
16238 PR middle-end/30364
16239 * fold-const.c (fold_binary): Do not associate expressions
16240 with more than one variable for integer types that do not wrap.
16242 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16244 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16245 Delete, and replace with...
16246 (fold_builtin_call_array): This. Update callers to use it.
16247 * fold-const.c (fold_build_call_list): Delete, and replace with...
16248 (fold_build_call_array): This.
16249 (fold_build_call_list_initializer): Delete, and replace with...
16250 (fold_build_call_array_initializer): This.
16251 * tree.h: Update declarations to reflect above changes.
16253 * c-typeck.c (build_function_call): Store converted arguments
16254 in a stack-allocated array instead of building a list.
16255 (convert_arguments): Store arguments in the array passed in as an
16256 argument, and return the actual number of arguments.
16257 * c-format.c: (check_function_format): Pass arguments in an
16258 array instead of a list.
16259 * c-common.c (check_function_nonnull): Likewise.
16260 (check_function_sentinel): Likewise.
16261 (check_function_arguments): Likewise.
16262 * c-common.h: Update declarations to reflect above changes.
16264 2007-02-28 Jan Hubicka <jh@suse.cz>
16266 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16267 PRED_NEGATIVE_RETURN): Update outcomes.
16269 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16271 * calls.c (emit_library_call_value_1): Handle partial registers
16272 correctly when building up CALL_INSN_FUNCTION_USAGE.
16274 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16276 * pa/predicates.md (move_src_operand): Allow zero for mode.
16277 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16280 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16283 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16284 *movv2df_internal): Enable pattern only for valid operand
16286 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16287 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16289 2007-02-27 Mike Stump <mrs@apple.com>
16291 * config/darwin-crt3.c: Avoid compilation when compiling for a
16294 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16296 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16298 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16299 for fixed headers and limits.h.
16300 (install-include-dir, install-headers-tar, install-headers-cpio,
16301 install-headers-cp, real-install-headers-tar,
16302 real-install-headers-cpio, real-install-headers-cp): Handle
16303 include-fixed as well as include.
16304 (install-mkheaders): Don't install files that go only in include
16306 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16307 from GCC_INCLUDE_DIR.
16308 * gcc.c (process_command): Remove special -BstageN/ handling.
16309 (do_spec_1): Add include-fixed directories.
16311 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16313 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16315 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16317 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16320 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16322 * c-common.c (get_priority): Add check for
16323 SUPPORTS_INIT_PRIORITY.
16325 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16327 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16329 * config/bfin/bfin.c: Include "cfglayout.h".
16330 (MAX_LSETUP_DISTANCE): New macro.
16331 (struct loop_info): New members incoming, incoming_src and
16332 incoming_dest. Delete member predecessor.
16333 (length_for_loop): New function.
16334 (bfin_optimize_loop): Handle more different loop structures.
16335 (bfin_discover_loop): Rework detection of predecessor blocks by
16336 examining incoming edges.
16337 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16339 (bfin_reorder_loops): New function.
16340 (bfin_reorg_loops): Use these three new functions.
16342 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16343 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16344 (CONSTRAINT_LEN): Add entry for 'q'.
16345 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16346 Add 'q' constraints.
16347 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16348 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16350 * config/bfin/bfin.md (add_with_carry): New pattern.
16351 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16352 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16353 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16354 support unsigned multiplies too. Removed incorrect commutativity from
16355 operand 1 constraint where appropriate.
16356 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16358 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16359 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16361 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16362 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16363 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16364 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16365 usmulhisi_hh_huh): New patterns.
16367 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16368 lshifthi3): Fix output template to use half reg for operand 2.
16370 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16373 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16375 2007-02-27 Andreas Schwab <schwab@suse.de>
16377 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16379 2007-02-27 Jan Hubicka <jh@suse.cz>
16381 * predict.c (last_basic_block_p): Remove.
16382 (tree_estimate_probability): Update return heuristic for commonized
16385 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16387 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16389 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16391 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16392 * doc/cpp.texi: Standardize title page.
16393 * doc/cppinternals.texi: Likewise.
16394 * doc/gcc.texi: Standardize title page, remove version number
16395 from copyright page.
16396 * doc/gccint.texi: Likewise.
16397 * doc/install.texi: Standardize title page, add table of
16400 2007-02-26 Jan Hubicka <jh@suse.cz>
16402 * predict.def: Set outcomes according to more recent results.
16403 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16404 Remove dead predictors.
16405 * predict.c (return_prediction): Fix pasto.
16407 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16409 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16410 change; avoid a memory leak when returning early.
16412 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16414 * c-decl.c (static_ctors): Move to c-common.c.
16415 (static_dtors): Likewise.
16416 (finish_function): Use c_record_cdtor_fn.
16417 (build_cdtor): Move to c-common.c.
16418 (c_write_global_declarations): Use c_build_cdtor_fns.
16419 * c-common.h (static_ctors): Declare.
16420 (static_dtors): Likewise.
16421 (c_record_cdtor_fn): Likewise.
16422 (c_build_cdtor_fns): Likewise.
16423 * c-common.c (static_ctors): New variable.
16424 (static_dtors): Likewise.
16425 (c_record_cdtor_fn): New function.
16426 (build_cdtor): Move from c-decl.c
16427 (c_build_cdtor_fns): New function.
16429 * output.h (assemble_addr_to_section): Declare.
16430 (get_cdtor_priority_section): Likewise.
16431 * varasm.c (assemble_addr_to_section): New function.
16432 (get_cdtor_priority_section): Likewise.
16433 (default_named_section_asm_out_destructor): Use them.
16434 (destor_dtor_section_asm_out_destructor): Likewise.
16435 (default_named_section_asm_out_constructor): Likewise.
16436 (default_ctor_section_asm_out_constructor): Likewise.
16437 * config.gcc (*-*-vxworks*): Include vxworks.o.
16438 * config/t-vxworks (vxworks.o): New target.
16439 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16440 (TARGET_ASM_CONSTRUCTOR): Define.
16441 (TARGET_ASM_DESTRUCTOR): Likewise.
16442 (vxworks_asm_out_constructor): Declare.
16443 (vxworks_asm_out_destructor): Likewise.
16445 * c-common.c (get_priority): Check that we have not just an
16446 INTEGER_CST, but an integer constant with integeral type.
16448 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16450 PR tree-optimization/30938
16451 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16452 use &dt[nargs-1] instead of &dt[nargs] in the call to
16453 vect_is_simple_use().
16455 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16457 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16458 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16459 Do not attempt to handle MEM inside auto-inc expressions.
16460 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16461 of a register modified by an auto-inc expression. However, do handle
16462 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16463 (elimination_effects): Prohibit elimination of a register modified
16464 by an auto-inc expression. Disable register elimination rules whose
16465 target register is modified by an auto-inc expression with variable
16468 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16470 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16472 (array_at_struct_end_p): New function.
16473 (idx_infer_loop_bounds): Use it.
16474 (estimate_numbers_of_iterations_loop): Export.
16475 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16476 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16477 (tree_estimate_probability): Call record_loop_exits.
16478 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16479 (estimated_loop_iterations, estimated_loop_iterations_int,
16480 estimated_loop_iterations_tree): New functions.
16481 (analyze_siv_subscript_cst_affine,
16482 compute_overlap_steps_for_affine_1_2,
16483 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16484 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16485 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16486 (PRED_LOOP_ITERATIONS_GUESSED): New.
16487 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16488 * cfgloop.h (estimate_numbers_of_iterations_loop,
16489 estimated_loop_iterations_int): Declare.
16491 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16493 * doc/extend.texi: Document optional priority argument to
16494 constructors and destructors.
16495 * tree.c (init_priority_for_decl): Adjust GTY markers.
16496 (init_ttree): Use priority-info hash functions for
16497 init_priority_for_decl.
16498 (tree_map_eq): Rename to ...
16499 (tree_map_base_eq): ... this.
16500 (tree_map_marked_p): Rename to ...
16501 (tree_map_base_marked_p): ... this.
16502 (tree_map_base_hash): New function.
16503 (decl_init_priority_lookup): Rework.
16504 (decl_fini_priority_lookup): New function.
16505 (decl_priority_info): New function.
16506 (decl_init_priority_insert): Use it.
16507 (decl_fini_priority_insert): Likewise.
16508 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16510 (decl_restrict_base_insert): Likewise.
16511 (decl_debug_expr_insert): Likewise.
16512 (decl_value_expr_lookup): Likewise.
16513 (decl_value_expr_insert): Likewise.
16514 * tree.h (priority_type): New type.
16515 (decl_init_priority_lookup): Use priority_type.
16516 (decl_fini_priority_lookup): New function.
16517 (decl_init_priority_insert): Use priority_type.
16518 (decl_fini_priority_insert): New function.
16519 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16520 (DECL_INIT_PRIORITY): Likewise.
16521 (SET_DECL_INIT_PRIORITY): Add comment.
16522 (DECL_FINI_PRIORITY): New macro.
16523 (SET_DECL_FINI_PRIORITY): Likewise.
16524 (DEFAULT_INIT_PRIORITY): Document.
16525 (MAX_INIT_PRIORITY): Likewise.
16526 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16527 (tree_map_base): New type.
16528 (tree_map_base_eq): New function.
16529 (tree_map_base_hash): Likewise.
16530 (tree_map_base_marked_p): Likewise.
16531 (tree_map): Inherit from tree_map_base.
16532 (tree_map_eq): Make it a macro.
16533 (tree_map_marked_p): Likewise.
16534 (tree_int_map): Inherit from tree_map_base.
16535 (tree_int_map_eq): Make it a macro.
16536 (tree_int_map_hash): Likewise.
16537 (tree_int_map_marked_p): Likewise.
16538 (tree_priority_map): New type.
16539 (tree_priority_map_eq): New macro.
16540 (tree_priority_map_hash): Likewise.
16541 (tree_priority_map_marked_p): Likewise.
16542 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16544 (emutls_common_1): Likewise.
16545 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16546 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16547 of tree_map hierarchy.
16548 * tree-cfg.c (move_stmt_r): Likewise.
16549 (new_label_mapper): Likewise.
16550 * c-tree.h (c_expand_body): Move to ...
16551 * c-common.h (c_expand_body): ... here.
16552 * c-decl.c (c_expand_body): Move to ...
16553 * c-common.c (c_expand_body): ... here.
16554 (c_common_attribute_table): Allow 1 argument for the constructor
16555 and destructor attributes.
16556 (get_priority): New function.
16557 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16558 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16560 2007-02-24 Jan Hubicka <jh@suse.cz>
16562 PR middle-end/30509
16563 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16564 copying for inlining.
16566 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16567 Jan Hubicka <jh@suse.cz>
16570 * i386.c (counter_mode): New function.
16571 (expand_set_or_movmem_via_loop): Use it.
16572 (expand_movmem_epilogue): Likewise; fix pasto.
16573 (ix86_expand_movmem): Do emit guard even for constant counts.
16574 (ix86_expand_setmem): Likewise.
16576 2007-02-25 Nick Clifton <nickc@redhat.com>
16578 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16579 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16581 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16585 count argument with 0x10, not with 0x16.
16586 (expand_setmem_epilogue): Ditto.
16588 2007-02-24 Mike Stump <mrs@apple.com>
16590 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16593 2007-02-24 Richard Guenther <rguenther@suse.de>
16595 PR middle-end/30951
16596 * fold-const.c (fold_binary): Fold x +- CST op x for
16597 EQ_EXPR and NE_EXPR.
16599 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16601 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16603 2007-02-24 Jan Hubicka <jh@suse.cz>
16605 * cgraphunit.c (decide_is_function_needed): Honor
16606 -fkeep-inline-functions.
16608 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16610 * builtins.c (fold_builtin_modf): New.
16611 (fold_builtin_2): Use it.
16613 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16615 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16616 (determine_max_iter): Take additional LOOP arg; all callers changed.
16617 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16618 one using simplifications.
16619 (simplify_using_initial_values): Return if the expression becomes
16620 invalid due to altered regs.
16622 2007-02-23 DJ Delorie <dj@redhat.com>
16624 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16626 2007-02-23 Mike Stump <mrs@apple.com>
16628 * tlink.c (scan_linker_output): Parse linker messages from
16629 darwin9's linker better.
16631 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16634 * varpool.c (varpool_assemble_pending_decls): Set
16635 varpool_last_needed_node to null.
16637 2007-02-23 DJ Delorie <dj@redhat.com>
16639 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16640 alignment bigger than the object file can handle.
16642 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16645 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16646 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16647 (*movsf_1): Penalize MMX moves.
16649 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16651 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16652 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16654 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16656 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16658 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16659 (fold_builtin_1): Use them.
16660 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16661 BUILT_IN_SIGNIFICAND.
16663 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16665 * config/i386/i386.c (bdesc_1arg): Initialize
16666 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16667 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16668 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16669 and IX86_BUILTIN_MOVSLDUP.
16671 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16673 PR rtl-optimization/30841
16674 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16676 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16678 * builtins.c (fold_builtin_frexp): New.
16679 (fold_builtin_2): Use it.
16681 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16683 * doc/invoke.texi (Spec Files): Document getenv spec function.
16685 * gcc.c (getenv_spec_function): New function.
16686 (static_spec_functions): Add it.
16687 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16688 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16691 2007-02-22 Michael Matz <matz@suse.de
16694 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16695 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16697 2007-02-22 Ian Lance Taylor <iant@google.com>
16700 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16701 (mem_loc_descriptor): Call it.
16703 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16704 Ira Rosen <irar@il.ibm.com>
16706 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16708 2007-02-22 Ira Rosen <irar@il.ibm.com>
16710 PR tree-optimization/30843
16711 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16712 stores only after all the group is vectorized.
16714 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16716 PR tree-optimization/30858
16717 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16718 in the reduction cycle have a single use in the loop.
16719 * tree-vectorizer.h (relevant): Add documentation.
16721 2007-02-20 Mike Stump <mrs@apple.com>
16723 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16724 * configure: Regenerate.
16726 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16728 Change the defaults of some parameters and options.
16729 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16730 * config/spu/spu.c (spu_optimization_options): Add.
16731 (spu_override_options): Change params in spu_optimization_options.
16732 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16734 Register 127 is only 16 byte aligned when used as a frame pointer.
16735 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16736 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16737 HARD_FRAME_POINTER_REGNUM.
16738 (spu_legitimate_address): Use regno_aligned_for_reload.
16739 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16740 aligned when frame_pointer_needed is true.
16741 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16743 * config/spu/spu.h (INIT_EXPANDERS): Define.
16745 Make sure shift and rotate instructions have valid immediate operands.
16746 * config/spu/predicates.md (spu_shift_operand): Remove.
16747 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16748 * config/spu/constraints.md (W, O): Extend range.
16749 * config/spu/spu.md (umask, nmask): Define.
16750 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16751 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16752 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16753 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16754 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16755 (lshr<mode>3_reg): Fix rtl description.
16757 Make sure mulhisi immediate operands are valid.
16758 * config/spu/predicates.md (imm_K_operand): Add.
16759 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16761 Generate constants using fsmbi and andi.
16762 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16763 (print_operand, spu_split_immediate, classify_immediate,
16764 fsmbi_const_p): Handle IC_FSMBI2.
16766 Correctly handle a CONST_VECTOR containing symbols.
16767 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16768 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16769 (immediate_load_p): Allow symbols that use 2 instructions to create.
16770 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16771 with symbols when flag_pic is set.
16772 (const_vector_immediate_p): New.
16773 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16774 accept a CONST_VECTOR with symbols.
16775 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16776 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16778 * config/spu/spu.md (high, low): Delete.
16779 (low_<mode>): Define.
16781 Remove INTRmode and INTR_REGNUM, which didn't work.
16782 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16784 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16785 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16786 peephole2 pattern): Don't use INTR or 131.
16787 (movintrcc): Delete.
16788 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16789 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16790 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16791 (UNSPEC_SET_INTR): Add.
16792 * config/spu/spu-modes.def (INTR): Remove.
16794 More accurate warnings about run-time relocations.
16795 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16797 Correctly warn about immediate arguments to specific intrinsics.
16798 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16799 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16800 the instruction predicate.
16802 Fix tree check errors with latest update.
16803 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16805 (spu_expand_builtin): Use CALL_EXPR_FN.
16807 Add missing specific intrinsics.
16808 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16810 * config/spu/spu_internals.h: Ditto.
16812 Fix incorrect operand modifiers.
16813 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16814 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16816 Optimize one case of zero_extend of a vec_select.
16817 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16819 Accept any immediate for hbr.
16820 * config/spu/spu.md (hbr): Change s constraints to i.
16822 2007-02-21 Paul Brook <paul@codesourcery.com>
16824 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16825 condexec_count when skipping USE and CLOBBER.
16827 2007-02-21 Nick Clifton <nickc@redhat.com>
16829 * common.opt (Warray-bounds): Add Warning attribute.
16830 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16832 (fsized-zeroes): Add Optimization attribute.
16833 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16834 * c.opt (Wc++0x-compat): Add Warning attribute.
16836 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16838 PR middle-end/30761
16839 * reload1.c (eliminate_regs_in_insn): In the single_set special
16840 case, attempt to re-recognize the insn before falling back to
16841 having reload fix it up.
16843 2007-02-20 Eric Christopher <echristo@gmail.com>
16845 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16846 Rewrite accordingly.
16847 (frv_read_iacc_argument): Ditto.
16848 (frv_expand_set_builtin): Take a call instead of arglist, update for
16850 (frv_expand_unop_builtin): Ditto.
16851 (frv_expand_binop_builtin): Ditto.
16852 (frv_expand_cut_builtin): Ditto.
16853 (frv_expand_binopimm_builtin): Ditto.
16854 (frv_expand_voidbinop_builtin): Ditto.
16855 (frv_expand_int_void2arg): Ditto.
16856 (frv_expand_prefetches): Ditto.
16857 (frv_expand_voidtriop_builtin): Ditto.
16858 (frv_expand_voidaccop_builtin): Ditto.
16859 (frv_expand_load_builtin): Ditto.
16860 (frv_expand_store_builtin): Ditto.
16861 (frv_expand_mdpackh_builtin): Ditto.
16862 (frv_expand_mclracc_builtin): Ditto.
16863 (frv_expand_mrdacc_builtin): Ditto.
16864 (frv_expand_mwtacc_builtin): Ditto.
16865 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16868 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16870 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16871 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16873 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16874 point instructions.
16875 * configure: Regenerate.
16876 * config.in: Regenerate.
16877 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16878 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16879 masks to power6 and power6x and to POWERPC_MASKS.
16880 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16882 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16883 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16884 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16885 Access PROTOTYPE as variable, not mask.
16887 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16889 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16890 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16891 * combine.c (adjust_for_new_dest): Use it.
16892 * postreload.c (reload_combine): Likewise.
16894 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16896 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16897 notes on an insn with multiple sets, even if single_set returns
16898 non-NULL for that insn.
16900 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16902 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16903 scalbn and scalbln.
16905 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16907 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16908 if user didn't pass it.
16909 * config/i386/darwin.h (CC1_SPEC): Likewise.
16910 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16911 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16912 -mmacosx-version-min.
16914 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16915 Uros Bizjak <ubizjak@gmail.com>
16917 * optabs.h (enum optab_index): Add new OTI_scalb.
16918 (scalb_optab): Define corresponding macro.
16919 * optabs.c (init_optabs): Initialize scalb_optab.
16920 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16922 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16923 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16924 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16925 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16926 flag_unsafe_math_optimizations is set.
16928 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16929 to implement scalbf, scalb and scalbl built-ins as inline x87
16932 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16933 DJ Delorie <dj@redhat.com>
16936 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16937 (diagnostic_report_diagnostic): ... here, and turn them into real
16938 errors. If warnings are inhibited, no need to do anything.
16940 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16942 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16943 better code generation.
16945 2007-02-20 Ben Elliston <bje@au.ibm.com>
16947 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16949 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16951 * config/alpha/alpha.c, config/alpha/alpha.md,
16952 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16953 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16954 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16955 config/arm/lib1funcs.asm: Follow spelling conventions.
16957 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16958 config/fr30/fr30.md, config/i386/i386.h,
16959 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16960 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16961 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16962 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16963 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16964 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16965 config/sparc/sparc.c, config/sparc/sparc.h,
16966 config/sparc/sparc.md, config/spu/constraints.md,
16967 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16970 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16973 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16976 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16978 * doc/invoke.texi (-ftree-lrs): Remove.
16980 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16982 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16985 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16987 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16988 new CALL_EXPR_FN macro for retrieving the function
16989 declaration of the input expression.
16991 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16993 * c.opt (Waddress): New.
16994 * common.opt (Walways-true): Delete.
16995 (Wstring-literal-comparison): Delete.
16996 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16997 -Wstring-literal-comparison. Add -Waddress.
16999 (Walways-true): Delete.
17000 (Wstring-literal-comparison): Delete.
17001 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17002 consistently instead of -Walways-true in example.
17003 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17004 * c-typeck.c (parser_build_binary_op): Replace
17005 -Wstring-literal-comparison and -Walways-true with -Waddress.
17006 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17009 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17011 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17012 without DECL_STRUCT_FUNCTION initialized.
17014 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17016 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17017 due to calls to functions taking pointers as parameters.
17019 2007-02-19 Richard Henderson <rth@redhat.com>
17022 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17025 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17027 * config/s390/s390.c (s390_call_saved_register_used,
17028 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17029 accessed to the new scheme.
17031 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17033 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17034 (cris_print_index, cris_print_operand, cris_print_operand_address)
17035 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17036 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17037 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17038 GET_CODE () == xxx.
17039 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17040 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17041 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17042 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17043 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17044 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17045 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17046 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17047 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17048 (uminsi3, call, call_value): Ditto.
17049 (define_split: indir_to_reg_split, unnamed): Ditto.
17051 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17053 PR tree-optimization/30975
17054 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17057 2007-02-18 Eric Christopher <echristo@gmail.com>
17059 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17060 Remove use of arglist.
17061 (mips_expand_builtin): Remove use of arglist, pass in expr.
17062 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17063 (mips_expand_builtin_movtf): Ditto.
17064 (mips_expand_builtin_compare): Ditto.
17066 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17068 * tree-sra.c (sra_build_assignment): Replace assertion
17069 checking with a comment explaining why it can't be done.
17071 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17073 PR middle-end/30833
17074 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17075 during CALL_EXPR representation conversion.
17076 * tree-ssa-propagate.c (set_rhs): Likewise.
17078 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17080 * tree-sra.c (sra_build_assignment): Disable assertion checking
17083 2007-02-18 Roger Sayle <roger@eyesopen.com>
17085 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17086 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17087 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17089 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17090 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17091 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17092 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17093 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17094 force_gimple_operand): Likewise.
17095 * ipa-cp.c (constant_val_insert): Likewise.
17096 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17097 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17098 perfect_nestify): Likewise.
17099 * langhooks.c (lhd_omp_assignment): Likewise.
17100 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17101 lower_copyprivate_clauses, lower_send_clauses,
17102 lower_send_shared_vars, expand_parallel_call,
17103 expand_omp_for_generic, expand_omp_for_static_nochunk,
17104 expand_omp_for_static_chunk, expand_omp_sections,
17105 lower_omp_single_copy, lower_omp_for_lastprivate,
17106 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17107 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17108 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17111 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17113 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17114 config/sh/sh.md: Follow spelling conventions.
17116 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17117 config/frv/predicates.md: Follow spelling conventions.
17119 * config/m68k/linux-unwind.h: Fix a comment typo.
17120 * target.h: Follow spelling conventions.
17122 2007-02-18 Roger Sayle <roger@eyesopen.com>
17124 PR rtl-optimization/28173
17125 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17126 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17127 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17128 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17129 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17131 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17133 * builtins.c (fold_builtin_load_exponent): New.
17134 (fold_builtin_2): Use it.
17136 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17138 PR rtl-optimization/30773
17139 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17140 if we fail to attach a REG_EQUIV note.
17142 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17143 Roger Sayle <roger@eyesopen.com>
17145 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17147 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17149 * calls.c (initialize_argument_information): Pass original EXP
17150 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17151 code to split complex arguments here, as part of initializing the
17153 (expand_call): Remove code that builds a list of arguments and
17154 inserts implicit arguments into it. Instead, just count how many
17155 implicit arguments there will be so we can determine the size of
17156 the ARGS array, and let initialize_argument_information do the work.
17157 (split_complex_values): Delete unused function.
17159 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17161 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17163 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17165 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17166 for arg pointer based indexed addressing.
17168 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17170 * config/ia64/ia64.h, config/ia64/ia64.md,
17171 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17172 spelling conventions.
17174 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17176 * config/m68k/m68k.c (split_di): New.
17177 * config/m68k/m68k-protos.h: Declare split_di.
17178 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17179 Improve predicate handling and split constant shifts.
17181 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17183 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17184 parameter for register bitfield operations, general predicates
17187 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17189 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17190 * config/m68k/linux-unwind.h: New file.
17192 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17194 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17195 config/i386/athlon.md, config/ia64/ia64.md,
17196 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17197 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17198 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17199 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17200 tree-vect-transform.c: Fix comment typos.
17202 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17204 * sched-deps.c (find_insn_list): Remove.
17205 * sched-int.h: Remove the prototype for find_insn_list.
17207 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17209 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17211 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17212 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17213 darwin_rs6000_override_options.
17214 (C_COMMON_OVERRIDE_OPTIONS): Expect
17215 darwin_macosx_version_min to be non-NULL always.
17216 (TARGET_C99_FUNCTIONS): Likewise.
17217 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17218 (DARWIN_MINVERSION_SPEC): New.
17219 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17220 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17222 (DARWIN_MINVERSION_SPEC): New.
17223 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17225 * config/darwin-c.c (darwin_cpp_builtins): Expect
17226 darwin_macosx_version_min to be non-NULL always.
17228 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17230 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17232 * config/i386/i386.h (x86_use_xchgb): New.
17233 (TARGET_USE_XCHGB): New macro.
17234 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17235 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17236 Split after reload into bswaphi for shifts of 8.
17237 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17238 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17239 or when optimizing for size.
17241 2007-02-16 Richard Guenther <rguenther@suse.de>
17242 Christian Bruel <christian.bruel@st.com>
17244 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17245 DECLs but prefer SSA_NAMEs over DECLs.
17247 2007-02-16 Richard Guenther <rguenther@suse.de>
17249 * tree-flow-inline.h (single_imm_use_p): Remove.
17250 (zero_imm_uses_p): Likewise.
17251 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17252 instead of single_imm_use_p.
17253 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17256 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17259 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17260 nested double- and backquotes.
17262 2007-02-15 Roger Sayle <roger@eyesopen.com>
17264 PR middle-end/30391
17265 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17266 should be unreachable.
17267 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17268 For the time being redirect GIMPLE_MODIFY_STMT to the new
17269 (renamed) build_gimple_modify_stmt_stat.
17270 (build2_gimple_stat): Rename to...
17271 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17272 Always build a GIMPLE_MODIFY_STMT node.
17273 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17274 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17277 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17278 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17279 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17280 expand_complex_div_wide): Likewise.
17281 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17282 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17283 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17284 * tree-ssa-loop-manip.c (create_iv): Likewise.
17285 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17286 abs_replacement): Likewise.
17287 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17288 realify_fake_stores): Likewise.
17290 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17291 node rather than a GIMPLE_MODIFY_STMT node.
17292 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17293 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17295 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17296 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17297 GIMPLE_MODIFY_STMT.
17299 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17301 PR middle-end/30433
17302 * fold-const.c (fold_comparison): Add back the
17303 folding of constant complex comparisions.
17305 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17307 PR middle-end/30729
17308 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17309 effects unknown to this function, return early.
17311 2007-02-15 Ian Lance Taylor <iant@google.com>
17313 * lower-subreg.c (move_eh_region_note): New static function.
17314 (resolve_simple_move): Call it.
17315 (decompose_multiword_subregs): Track blocks for which we resolve a
17316 simple move which is also a control flow insn. Pass them to
17317 find_many_sub_basic_blocks.
17318 (pass_lower_subreg): Add TODO_verify_flow.
17319 (pass_lower_subreg2): Likewise.
17321 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17322 Brooks Moses <brooks.moses@codesourcery.com>
17323 Lee Millward <lee.millward@codesourcery.com>
17325 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17326 (VL_EXP_CLASS_P): New.
17327 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17329 (TREE_OPERAND_CHECK_CODE): Likewise.
17330 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17331 (TREE_RTL_OPERAND_CHECK): Likewise.
17332 (tree_operand_check_failed): Make second parameter the whole tree
17333 instead of its code. Fixed callers.
17334 (VL_EXP_CHECK): New.
17335 (TREE_OPERAND_LENGTH): New.
17336 (VL_EXP_OPERAND_LENGTH): New.
17337 (CALL_EXPR_FN): New.
17338 (CALL_EXPR_STATIC_CHAIN): New.
17339 (CALL_EXPR_ARGS): New.
17340 (CALL_EXPR_ARG): New.
17341 (call_expr_nargs): New.
17342 (CALL_EXPR_ARGP): New.
17343 (build_nt_call_list): Declare.
17344 (build_vl_exp_stat): Declare.
17345 (build_vl_exp): New.
17346 (build_call_list): Declare.
17347 (build_call_nary): Declare.
17348 (build_call_valist): Declare.
17349 (build_call_array): Declare.
17350 (call_expr_arg): Declare.
17351 (call_expr_argp): Declare.
17352 (call_expr_arglist): Declare.
17353 (fold_build_call_list): Declare.
17354 (fold_build_call_list_initializer): Declare.
17355 (fold_call_expr): Declare to replace fold_builtin.
17356 (fold_builtin_fputs): Update to agree with modified definition.
17357 (fold_builtin_strcpy): Likewise.
17358 (fold_builtin_strncpy): Likewise.
17359 (fold_builtin_memory_chk): Likewise.
17360 (fold_builtin_stxcpy_chk): Likewise.
17361 (fold_builtin_strncpy_chk): Likewise.
17362 (fold_builtin_next_arg): Likewise.
17363 (fold_build_call_expr): Declare.
17364 (fold_builtin_call_list): Declare.
17365 (fold_builtin_call_valist): Declare.
17366 (build_call_expr): Declare.
17367 (validate_arglist): Update to agree with modified definition.
17368 (tree_operand_length): New.
17369 (call_expr_arg_iterator): New.
17370 (init_call_expr_arg_iterator): New.
17371 (next_call_expr_arg): New.
17372 (first_call_expr_arg): New.
17373 (more_call_expr_args_p): New.
17374 (FOR_EACH_CALL_EXPR_ARG): New.
17376 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17377 and tcc_gimple_stmt.
17378 (tree_code_size): Update documentation. Use sizeof (tree) rather
17379 than sizeof (char *).
17380 (tree_size): Likewise. Add case for tcc_vl_exp.
17381 (tree_node_structure): Add case for tcc_vl_exp.
17382 (contains_placeholder_p): Likewise.
17383 (substitute_in_expr): Likewise.
17384 (substitute_placeholder_in_expr): Likewise.
17385 (stabilize_reference_1): Likewise.
17386 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17387 to diagnose breakage of this interface for constructing CALL_EXPRs.
17388 (build_nt): Add similar assertion here.
17389 (build_nt_call_list): New.
17390 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17391 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17393 (get_callee_fndecl): Use new CALL_EXPR accessors.
17394 (tree_operand_check_failed): Change parameters to pass entire node
17395 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17396 (process_call_operands): New.
17397 (build_vl_exp_stat): New.
17398 (build_call_list): New.
17399 (build_call_nary): New.
17400 (build_call_valist): New.
17401 (build_call_array): New.
17402 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17403 (call_expr_arglist): New.
17405 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17406 tcc_vl_exp instead of a fixed-size tcc_expression.
17408 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17409 accessors for CALL_EXPRs.
17410 (AGGR_INIT_EXPR): Likewise.
17412 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17413 Brooks Moses <brooks.moses@codesourcery.com>
17414 Lee Millward <lee.millward@codesourcery.com>
17416 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17417 (expand_builtin_nonlocal_goto): Change parameter to be entire
17418 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17419 (expand_builtin_prefetch): Likewise.
17420 (expand_builtin_classify_type): Likewise.
17421 (mathfn_built_in): Return NULL_TREE instead of 0.
17422 (expand_errno_check): Use new CALL_EXPR accessors.
17423 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17424 Return NULL_RTX instead of 0.
17425 (expand_builtin_mathfn_2): Likewise.
17426 (expand_builtin_mathfn_3): Likewise.
17427 (expand_builtin_interclass_mathfn): Likewise.
17428 (expand_builtin_sincos): Likewise.
17429 (expand_builtin_cexpi): Likewise.
17430 (expand_builtin_int_roundingfn): Likewise.
17431 (expand_builtin_int_roundingfn_2): Likewise.
17432 (expand_builtin_pow): Likewise.
17433 (expand_builtin_powi): Likewise.
17434 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17435 of arglist, fixing callers appropriately. Use new CALL_EXPR
17436 accessors and constructors. Return NULL_RTX instead of 0.
17437 (expand_builtin_strstr): Likewise.
17438 (expand_builtin_strchr): Likewise.
17439 (expand_builtin_strrchr): Likewise.
17440 (expand_builtin_strpbrk): Likewise.
17441 (expand_builtin_memcpy): Likewise.
17442 (expand_builtin_mempcpy): Likewise.
17443 (expand_builtin_mempcpy_args): New.
17444 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17445 (expand_builtin_memmove_args): New.
17446 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17447 (expand_movstr): Likewise.
17448 (expand_builtin_strcpy): Likewise.
17449 (expand_builtin_strcpy_args): New.
17450 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17451 (expand_builtin_strncpy): Likewise.
17452 (expand_builtin_memset): Likewise.
17453 (expand_builtin_memset_args): New.
17454 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17455 (expand_builtin_memcmp): Likewise.
17456 (expand_builtin_strcmp): Likewise.
17457 (expand_builtin_strncmp): Likewise.
17458 (expand_builtin_strcat): Likewise.
17459 (expand_builtin_strncat): Likewise.
17460 (expand_builtin_strspn): Likewise.
17461 (expand_builtin_strcspn): Likewise.
17462 (expand_builtin_args_info): Likewise.
17463 (expand_builtin_va_start): Likewise.
17464 (gimplify_va_arg_expr): Likewise.
17465 (expand_builtin_va_end): Likewise.
17466 (expand_builtin_va_copy): Likewise.
17467 (expand_builtin_frame_address): Likewise.
17468 (expand_builtin_alloca): Likewise.
17469 (expand_builtin_bswap): Likewise.
17470 (expand_builtin_unop): Likewise.
17471 (expand_builtin_fputs): Likewise.
17472 (expand_builtin_expect): Likewise.
17473 (expand_builtin_fabs): Likewise.
17474 (expand_builtin_copysign): Likewise.
17475 (expand_builtin_printf): Likewise.
17476 (expand_builtin_fprintf): Likewise.
17477 (expand_builtin_sprintf): Likewise.
17478 (expand_builtin_init_trampoline): Likewise.
17479 (expand_builtin_signbit): Likewise.
17480 (expand_builtin_fork_or_exec): Likewise.
17481 (expand_builtin_sync_operation): Likewise.
17482 (expand_builtin_compare_and_swap): Likewise.
17483 (expand_builtin_lock_test_and_set): Likewise.
17484 (expand_builtin_lock_release): Likewise.
17485 (expand_builtin): Likewise.
17486 (builtin_mathfn_code): Likewise.
17488 (fold_builtin_constant_p): Pass call arguments individually instead
17489 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17490 accessors and constructors. Return NULL_TREE instead of 0.
17491 (fold_builtin_expect): Likewise.
17492 (fold_builtin_classify_type): Likewise.
17493 (fold_builtin_strlen): Likewise.
17494 (fold_builtin_nan): Likewise.
17495 (integer_valued_real_p): Likewise.
17496 (fold_trunc_transparent_mathfn): Likewise.
17497 (fold_fixed_mathfn): Likewise.
17498 (fold_builtin_cabs): Likewise.
17499 (fold_builtin_sqrt): Likewise.
17500 (fold_builtin_cbrt): Likewise.
17501 (fold_builtin_cos): Likewise.
17502 (fold_builtin_cosh): Likewise.
17503 (fold_builtin_tan): Likewise.
17504 (fold_builtin_sincos): Likewise.
17505 (fold_builtin_cexp): Likewise.
17506 (fold_builtin_trunc): Likewise.
17507 (fold_builtin_floor): Likewise.
17508 (fold_builtin_ceil): Likewise.
17509 (fold_builtin_round): Likewise.
17510 (fold_builtin_int_roundingfn): Likewise.
17511 (fold_builtin_bitop): Likewise.
17512 (fold_builtin_bswap): Likewise.
17513 (fold_builtin_logarithm): Likewise.
17514 (fold_builtin_hypot): Likewise.
17515 (fold_builtin_pow): Likewise.
17516 (fold_builtin_powi): Likewise.
17517 (fold_builtin_exponent): Likewise.
17518 (fold_builtin_memset): Likewise.
17519 (fold_builtin_bzero): Likewise.
17520 (fold_builtin_memory_op): Likewise.
17521 (fold_builtin_bcopy): Deleted; call site changed to invoke
17522 fold_builtin_memory_op directly.
17523 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17524 (fold_builtin_strncpy): Likewise.
17525 (fold_builtin_memcmp): Likewise.
17526 (fold_builtin_strcmp): Likewise.
17527 (fold_builtin_strncmp): Likewise.
17528 (fold_builtin_signbit): Likewise.
17529 (fold_builtin_copysign): Likewise.
17530 (fold_builtin_isascii): Likewise.
17531 (fold_builtin_toascii): Likewise.
17532 (fold_builtin_isdigit): Likewise.
17533 (fold_builtin_fabs): Likewise.
17534 (fold_builtin_abs): Likewise.
17535 (fold_builtin_fmin_fmax): Likewise.
17536 (fold_builtin_carg): Likewise.
17537 (fold_builtin_classify): Likewise.
17538 (fold_builtin_unordered_cmp): Likewise.
17540 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17541 New functions split out from fold_builtin_1.
17542 (fold_builtin_n): New.
17543 (fold_builtin_varargs): New.
17544 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17546 (fold_call_expr): New.
17547 (build_function_call_expr): Rewrite to use new helper function.
17548 (fold_builtin_call_list): New.
17549 (build_call_expr): New.
17550 (fold_builtin_call_valist): New.
17551 (rewrite_call_expr): New.
17552 (validate_arg): New.
17553 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17554 of an arglist. Change return type to bool. Use new CALL_EXPR
17557 (fold_builtin_strstr): Pass call arguments individually instead
17558 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17559 accessors and constructors. Return NULL_TREE instead of 0.
17560 (fold_builtin_strchr): Likewise.
17561 (fold_builtin_strrchr): Likewise.
17562 (fold_builtin_strpbrk): Likewise.
17563 (fold_builtin_strcat): Likewise.
17564 (fold_builtin_strncat): Likewise.
17565 (fold_builtin_strspn): Likewise.
17566 (fold_builtin_strcspn): Likewise.
17567 (fold_builtin_fputs): Likewise.
17568 (fold_builtin_next_arg): Likewise.
17569 (fold_builtin_sprintf): Likewise.
17571 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17572 NULL_RTX instead of 0.
17573 (expand_builtin_memory_chk): Likewise.
17574 (maybe_emit_chk_warning): Likewise.
17575 (maybe_emit_sprintf_chk_warning): Likewise.
17577 (fold_builtin_object_size): Pass call arguments individually instead
17578 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17579 accessors and constructors. Return NULL_TREE instead of 0.
17580 (fold_builtin_memory_chk): Likewise.
17581 (fold_builtin_stxcpy_chk): Likewise.
17582 (fold_builtin_strncpy_chk): Likewise.
17583 (fold_builtin_strcat_chk): Likewise.
17584 (fold_builtin_strcat_chk): Likewise.
17585 (fold_builtin_strncat_chk): Likewise.
17586 (fold_builtin_sprintf_chk): Likewise.
17587 (fold_builtin_snprintf_chk): Likewise.
17588 (fold_builtin_printf): Likewise.
17589 (fold_builtin_vprintf): Likewise.
17591 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17593 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17594 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17595 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17596 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17597 (fold_unary): Likewise.
17598 (fold_binary): Likewise.
17599 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17600 ternary expressions.
17601 (fold): Add logic for tcc_vl_exp.
17602 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17603 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17604 (fold_build3_stat): Add assertion to flag broken interface for
17605 constructing CALL_EXPRs.
17606 (fold_build_call_list): New.
17607 (fold_build_call_list_initializer): New.
17608 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17610 (fold_strip_sign_ops): Likewise.
17612 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17613 Brooks Moses <brooks.moses@codesourcery.com>
17614 Lee Millward <lee.millward@codesourcery.com>
17616 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17617 accessors and dump arguments explicitly.
17619 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17621 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17623 (print_call_name): Use new CALL_EXPR accessors.
17625 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17626 CALL_EXPR arguments explicitly instead of as a list. Use
17627 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17629 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17630 (vrp_visit_stmt): Likewise.
17632 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17633 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17635 (force_move_till_expr): Likewise.
17637 * targhooks.c (default_external_stack_protect_fail): Use
17638 build_call_expr instead of build_function_call_expr.
17639 (default_hidden_stack_protect_fail): Likewise.
17641 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17644 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17645 and walk arguments explicitly.
17647 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17648 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17649 (expand_simple_operations): Likewise.
17650 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17652 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17653 of TREE_CODE_LENGTH.
17654 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17656 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17657 instead of TREE_CODE_LENGTH.
17659 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17660 (tree_ic_transform): Likewise.
17661 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17662 parameter instead of arglist. Fix callers.
17663 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17664 (tree_stringops_transform): Likewise.
17665 (tree_indirect_call_to_profile): Likewise.
17666 (tree_stringops_values_to_profile): Likewise.
17668 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17669 (eliminate_tail_call): Likewise.
17671 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17673 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17674 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17676 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17678 * omp-low.c (build_omp_barrier): Use build_call_expr.
17679 (lower_rec_input_clauses): Likewise.
17680 (lower_reduction_clauses): Likewise.
17681 (expand_parallel_call): Likewise.
17682 (maybe_catch_exception): Likewise.
17683 (expand_omp_for_generic): Likewise.
17684 (expand_omp_for_static_nochunk): Likewise.
17685 (expand_omp_sections): Likewise.
17686 (lower_omp_single_simple): Likewise.
17687 (lower_omp_single_copy): Likewise.
17688 (lower_omp_master): Likewise.
17689 (lower_omp_ordered): Likewise.
17690 (lower_omp_critical): Likewise.
17692 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17693 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17695 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17696 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17697 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17699 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17700 and generalize to handle any number of operands.
17701 (chrec_contains_undetermined): Likewise.
17702 (tree_contains_chrecs): Likewise.
17703 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17705 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17707 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17708 fold_call_expr instead of fold_builtin.
17709 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17710 match declarations there.
17711 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17714 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17715 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17717 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17718 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17720 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17723 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17724 (execute_cse_sincos): Use new CALL_EXPR accessors.
17726 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17728 * gimple-low.c (lower_function_body): Use build_call_expr.
17729 (lower_builtin_setjmp): Likewise.
17731 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17732 (set_storage_via_libcall): Likewise.
17733 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17734 instead of TREE_CODE_LENGTH.
17735 (expand_expr_real_1): Use new CALL_EXPR accessors.
17737 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17738 generalize to handle any number of operands.
17739 (TB_parent_eq): Likewise.
17741 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17742 (strip_builtin_expect): Likewise.
17744 * function.c (gimplify_parameters): Use build_call_expr.
17746 * tree-vectorizer.c (vect_is_simple_reduction): Use
17747 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17749 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17750 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17752 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17755 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17756 (gimplify_decl_expr): Likewise.
17757 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17758 Use new CALL_EXPR iterators.
17759 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17760 (gimplify_modify_expr_to_memset): Likewise.
17761 (gimplify_variable_sized_compare): Likewise.
17762 (gimplify_omp_atomic_fetch_op): Likewise.
17763 (gimplify_omp_atomic_pipeline): Likewise.
17764 (gimplify_omp_atomic_mutex): Likewise.
17765 (gimplify_function_tree): Likewise.
17767 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17768 (call_expr_flags): Likewise.
17769 (expand_call): Likewise.
17771 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17772 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17775 * coverage.c (create_coverage): Use build_call_expr.
17777 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17778 (temp_call_expr_obstack): New.
17779 (pool_copy_list): Delete.
17780 (temp_copy_call_expr): New.
17781 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17782 CALL_EXPR accessors. Get rid of special goo for copying argument
17783 lists and use temp_copy_call_expr instead.
17784 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17785 CALL_EXPR accessors.
17786 (create_expression_by_pieces): Likewise. Use build_call_array
17787 to construct the result instead of fold_build3.
17788 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17789 dealing with argument lists.
17790 (init_pre): Remove references to expression_node_pool and
17791 list_node_pool. Init temp_call_expr_obstack instead.
17792 (fini_pre): Remove references to expression_node_pool and
17795 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17796 and walk arguments explicitly instead of as a list.
17798 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17799 (mx_register_decls): Likewise.
17800 (mudflap_register_call): Likewise.
17801 (mudflap_finish_file): Likewise.
17803 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17804 (ipa_callsite_compute_param): Likewise.
17806 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17807 accessors and constructor.
17809 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17810 accessors and constructor.
17811 (convert_tramp_reference): Likewise.
17812 (convert_call_expr): Likewise.
17813 (finalize_nesting_tree_1): Likewise.
17815 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17818 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17820 * tree-inline.c (initialize_inlined_parameters): Pass entire
17821 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17823 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17824 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17826 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17827 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17828 (vectorizable_reduction): Likewise.
17829 (vectorizable_call): Use new CALL_EXPR iterators.
17830 (vectorizable_conversion): Use build_call_expr.
17831 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17832 (vect_gen_widened_results_half): Use build_call_expr.
17833 (vect_setup_realignment): Likewise.
17834 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17836 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17837 (pass_through_call): Likewise.
17838 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17841 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17842 (tree_gen_pow2_profiler): Likewise.
17843 (tree_gen_one_value_profiler): Likewise.
17844 (tree_gen_ic_func_profiler): Likewise.
17845 (tree_gen_average_profiler): Likewise.
17846 (tree_gen_ior_profiler): Likewise.
17848 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17849 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17850 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17852 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17853 of TREE_CODE_LENGTH.
17855 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17856 of TREE_CODE_LENGTH.
17858 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17860 (convert_to_integer): Likewise.
17862 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17865 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17866 Brooks Moses <brooks.moses@codesourcery.com>
17867 Lee Millward <lee.millward@codesourcery.com>
17869 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17871 * config/frv/frv.c (frv_expand_builtin): Likewise.
17872 * config/s390/s390.c (s390_expand_builtin): Likewise.
17874 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17875 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17878 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17879 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17880 (ix86_expand_store_builtin): Likewise.
17881 (ix86_expand_unop_builtin): Likewise.
17882 (ix86_expand_unop1_builtin): Likewise.
17883 (ix86_expand_sse_compare): Likewise.
17884 (ix86_expand_sse_comi): Likewise.
17885 (ix86_expand_vec_init_builtin): Likewise.
17886 (ix86_expand_vec_ext_builtin): Likewise.
17887 (ix86_expand_vec_set_builtin): Likewise.
17888 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17890 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17891 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17893 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17894 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17895 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17897 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17899 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17900 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17901 arglist. Use new CALL_EXPR accessors. Fix callers.
17902 (altivec_expand_abs_builtin): Likewise.
17903 (rs6000_expand_binop_builtin): Likewise.
17904 (altivec_expand_predicate_builtin): Likewise.
17905 (altivec_expand_lv_builtin): Likewise.
17906 (spe_expand_stv_builtin): Likewise.
17907 (altivec_expand_stv_builtin): Likewise.
17908 (rs6000_expand_ternop_builtin): Likewise.
17909 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17910 (altivec_expand_st_builtin): Likewise.
17911 (altivec_expand_dst_builtin): Likewise.
17912 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17913 arglist. Use new CALL_EXPR accessors. Fix callers.
17914 (altivec_expand_vec_set_builtin): Likewise.
17915 (altivec_expand_vec_ext_builtin): Likewise.
17916 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17917 (spe_expand_builtin): Likewise.
17918 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17919 arglist. Use new CALL_EXPR accessors. Fix callers.
17920 (spe_expand_evsel_builtin): Likewise.
17921 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17922 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17924 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17925 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17926 (arm_expand_unop_builtin): Likewise.
17927 (arm_expand_builtin): Use new CALL_EXPR accessors.
17929 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17932 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17933 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17935 (bfin_expand_unop_builtin): Likewise.
17936 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17938 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17939 Brooks Moses <brooks.moses@codesourcery.com>
17940 Lee Millward <lee.millward@codesourcery.com>
17942 * c-semantics.c (build_stmt): Add internal diagnostic check.
17944 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17945 accessors. Print arguments explicitly instead of as a list.
17947 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17949 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17950 (c_finish_omp_flish): Likewise.
17952 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17953 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17954 instead of TREE_CODE_LENGTH.
17955 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17956 (c_warn_unused_result): Likewise.
17958 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17961 * doc/invoke.texi (Warning Options): Remove
17962 -Werror-implicit-function-declaration.
17963 (Wimplicit-function-declaration): Update description.
17964 * opts.c (common_handle_option): Move handling of -Werror=* to...
17965 (enable_warning_as_error): ...here.
17966 * opts.h (enable_warning_as_error): Declare.
17967 * c-decl.c (implicit_decl_warning): Unless
17968 -Wno-implicit-function-declaration is given, emit a pedwarn if
17969 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17970 * c.opt (Wimplicit-function-declaration): Replace
17971 mesg_implicit_function_declaration with
17972 warn_implicit_function_declaration.
17973 * c-opts.c (c_common_handle_option):
17974 -Werror-implicit-function-declaration is exactly equal as
17975 -Werror=implicit-function-declaration.
17976 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17977 warn_implicit_function_declaration.
17978 (c_common_post_options): -Wimplict-function-declaration is enabled
17979 by default by -std=c99, otherwise is disabled by default.
17980 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17982 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17984 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17985 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17986 former is ignored but not the latter.
17988 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17990 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17991 is made and the reference doesn't use the alias set of its type,
17992 do not create the temporary using that type.
17994 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17996 * jump.c: Remove prototypes for delete_computation and
17997 delete_prior_computation.
17999 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18001 * jump.c (get_label_after): Delete.
18002 (get_label_before, delete_computation, delete_jump,
18003 delete_prior_computation, follow_jumps): Move...
18004 * reorg.c (delete_computation, delete_prior_computation): ... here...
18005 (get_label_before, delete_jump): ... making these static ...
18006 (follow_jumps): ... and simplifying this since it only runs after
18008 * rtl.h (get_label_after, get_label_before, delete_jump,
18009 follow_jumps): Delete prototypes.
18011 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18013 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18015 2007-02-15 Nick Clifton <nickc@redhat.com>
18017 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18018 order to prevent it from being munged by the target.
18020 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18022 * config/i386/i386.md: Remove misleading comment.
18024 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18026 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18027 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18030 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18032 * tree-sra.c (instantiate_missing_elements): Canonicalize
18034 (sra_build_assignment): New.
18035 (generate_copy_inout, generate_element_copy,
18036 generate_element_zero, generate_one_element_init): Use it.
18038 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18040 * tree-sra.c (instantiate_missing_elements): Canonicalize
18042 (sra_build_assignment): New.
18043 (generate_copy_inout, generate_element_copy,
18044 generate_element_zero, generate_one_element_init): Use it.
18046 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18048 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18051 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18053 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18054 types as aggregates not scalars.
18055 * function.c (assign_stack_temp_for_type): Likewise.
18057 2007-02-14 Roger Sayle <roger@eyesopen.com>
18058 Zdenek Dvorak <dvorakz@suse.cz>
18060 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18063 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18065 * passes.c (next_pass_1): Clear the next field of the copied
18068 2007-02-14 Richard Henderson <rth@redhat.com>
18070 * tree-sra.c (early_sra): New.
18071 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18072 (tree_sra_early, pass_sra_early): New.
18073 * tree-pass.h (pass_sra_early): Declare.
18074 * passes.c (init_optimization_passes): Use it.
18076 2007-02-14 Richard Guenther <rguenther@suse.de>
18078 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18080 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18082 PR tree-optimization/30771
18083 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18085 (vect_analyze_operations): Induction phis can now be marked as
18087 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18088 Update documentation accordingly.
18090 2007-02-14 Nick Clifton <nickc@redhat.com>
18092 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18093 most 3 arguments are supported.
18094 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18096 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18098 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18099 Ensure dst->current is valid.
18101 2007-02-13 Paul Brook <paul@codesourcery.com>
18103 * config.gcc: Add arm*-*-uclinux-*eabi.
18104 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18105 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18106 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18107 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18108 (LINK_SPEC): Define.
18109 (LIB_SPEC): Define.
18110 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18112 * config/arm/uclinux-eabi.h: New file.
18113 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18114 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18117 2007-02-13 Ian Lance Taylor <iant@google.com>
18119 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18120 * flags.h (warn_strict_overflow): Declare.
18121 (enum warn_strict_overflow_code): Define.
18122 (issue_strict_overflow_warning): New static inline function.
18123 * opts.c (warn_strict_overflow): New variable.
18124 (common_handle_option): Handle OPT_Wstrict_overflow and
18125 OPT_Wstrict_overflow_.
18126 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18128 * fold-const.c: Include intl.h.
18129 (fold_deferring_overflow_warnings): New static variable.
18130 (fold_deferred_overflow_warning): New static variable.
18131 (fold_deferred_overflow_code): New static variable.
18132 (fold_defer_overflow_warnings): New function.
18133 (fold_undefer_overflow_warnings): New function.
18134 (fold_undefer_and_ignore_overflow_warnings): New function.
18135 (fold_deferring_overflow_warnings_p): New function.
18136 (fold_overflow_warning): New static function.
18137 (make_range): Add strict_overflow_p parameter. Change all
18139 (extract_muldiv, extract_muldiv_1): Likewise.
18140 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18141 tree_expr_nonnegative_p.
18142 (fold_negate_expr): Call fold_overflow_warning.
18143 (fold_range_test): Likewise.
18144 (fold_comparison): Likewise.
18145 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18146 instead of tree_expr_nonnegative_p.
18147 (tree_expr_nonnegative_warnv_p): Rename from
18148 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18149 (tree_expr_nonnegative_p): New function.
18150 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18151 strict_overflow_p parameter.
18152 (tree_expr_nonzero_p): New function.
18153 * passes.c (verify_interpass_invariants): New static function.
18154 (execute_one_pass): Call it.
18155 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18157 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18158 (estimate_numbers_of_iterations): Likewise.
18159 (scev_probably_wraps_p): Likewise.
18160 * tree-ssa-ccp.c: Include "toplev.h".
18161 (evaluate_stmt): Defer fold overflow warnings until we know we are
18163 (struct fold_stmt_r_data): Add stmt field.
18164 (fold_stmt_r): Defer fold overflow warnings until we know we
18166 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18167 (fold_stmt_inplace): Likewise.
18168 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18169 (cleanup_control_expr_graph): Defer fold overflow warnings until
18170 we know we are going to optimize.
18171 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18172 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18174 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18175 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18176 * tree-ssa-loop-manip.c (create_iv): Likewise.
18177 * c-typeck.c (build_conditional_expr): Likewise.
18178 (build_binary_op): Likewise.
18179 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18180 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18181 (extract_range_from_unary_expr): Likewise.
18182 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18183 assuming that signed overflow does not occur.
18184 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18185 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18186 (fold_defer_overflow_warnings): Declare.
18187 (fold_undefer_overflow_warnings): Declare.
18188 (fold_undefer_and_ignore_overflow_warnings): Declare.
18189 (fold_deferring_overflow_warnings_p): Declare.
18190 (tree_expr_nonzero_warnv_p): Declare.
18191 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18192 of warning options.
18193 (Warning Options): Document -Wstrict-overflow.
18194 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18195 (tree-ssa-ccp.o): Likewise.
18196 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18197 (fold-const.o): Depend on intl.h.
18199 2007-02-13 Ian Lance Taylor <iant@google.com>
18201 PR middle-end/30751
18202 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18205 2007-02-13 Stuart Hastings <stuart@apple.com>
18207 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18209 2007-02-13 Richard Henderson <rth@redhat.com>
18211 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18212 handled_component_p before looking for the indirect_ref.
18214 2007-02-13 Richard Henderson <rth@redhat.com>
18216 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18217 remove flags clobber.
18218 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18219 (bswaphi_lowpart): New.
18220 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18221 remove TARGET_BSWAP test. Delete expander of the same name.
18223 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18224 (expand_unop): Use them.
18226 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18228 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18229 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18230 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18231 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18232 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18233 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18234 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18235 assembler dialect choice from asm templates.
18237 2007-02-12 Richard Henderson <rth@redhat.com>
18239 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18240 (fixuns_trunc<SSEMODEF>si2): Use it.
18241 * config/i386/sse.md (vec_setv4sf_0): Export.
18242 * config/i386/i386.c (ix86_build_const_vector): Export.
18243 (ix86_split_convert_uns_si_sse): Rename from
18244 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18245 * config/i386/i386-protos.h: Update.
18247 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18250 * c-typeck.c (c_finish_return): Improve warning message.
18252 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18254 * alias.c (find_symbolic_term): Delete unused function.
18256 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18258 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18259 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18260 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18262 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18264 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18265 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18266 the function, temporarily point the debug interface to the null one.
18268 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18270 * dwarf2out.c (round_up_to_align): New static function.
18271 (field_byte_offset): Use it to round the offset.
18273 2007-02-12 Richard Henderson <rth@redhat.com>
18275 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18276 (inswl_const): Export.
18278 2007-02-12 Richard Henderson <rth@redhat.com>
18280 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18281 result mode of the libcall, convert back to outmode.
18283 2007-02-12 Roger Sayle <roger@eyesopen.com>
18285 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18286 (bswapdi2): New define_expand to implement 32-bit implementation.
18288 2007-02-12 Nick Clifton <nickc@redhat.com>
18290 * doc/invoke.texi (Overall Options): Document --help=.
18291 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18292 (cc1_options): Pass --help= on to cc1.
18293 (display_help): Add description of --help=.
18294 (process_command): Add code to handle --help=. Allow translated
18295 --help and --target-help switches to be passed on to compiler
18297 (main): Remove unused if statement.
18298 * opts.c (columns): Remove.
18299 (LEFT_COLUMN): Define.
18300 (wrap_help): Add columns argument.
18301 (print_filtered_help): Change parameters to be an include bitmask,
18302 an exclude bitmask, an any bitmask and the column width. Move the
18303 code to display the params list here. Add code to display the
18304 status of options rather than their descriptions if the quiet flag
18306 (print_specific_help): Change parameters to be an include bitmask,
18307 an exclude bitmask and an any bitmask. Move code to look up the
18308 column width here. Decide upon the title for an options listing.
18309 (common_handle_options): Add code to handle --help=. Adapt code
18310 for --help and --target-help to use the revised form of the
18311 print_specific_help function.
18312 (print_help): Delete.
18313 (print_param_help): Delete.
18314 (print_switch): Delete.
18315 * opts.h (cl_lang_count): Add prototype.
18316 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18317 CL_MAX_OPTION_CLASS): New defines.
18318 * optc-gen.awk: Add construction of cl_lang_count.
18319 * c.opt: Add Warning attribute to warning options and Optimization
18320 attribute to optimization options.
18321 * common.opt: Likewise.
18323 Add -fhelp and -ftarget-help as aliases for the transformed --help
18324 and --target-help options.
18325 * opt-functions.awk: Add code to handle Warning and Optimization
18328 2007-02-12 Richard Henderson <rth@redhat.com>
18330 * config/alpha/constraints.md: New file.
18331 * config/alpha/alpha.c: Include tm-constrs.h.
18332 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18333 alpha_extra_constraint): Remove.
18334 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18335 * config/alpha/alpha-protos.h: Update.
18336 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18337 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18338 (EXTRA_CONSTRAINT): Remove.
18339 * config/alpha/alpha.md: Include constraints.md.
18340 (adddi splitter): Use satisfies_constraint_*.
18341 * config/alpha/predicates.md (add_operand): Likewise.
18342 (sext_add_operand, addition_operation): Likewise.
18344 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18346 PR tree-optimization/29145
18347 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18348 in our handling of restrict qualified pointers.
18350 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18353 * doc/invoke.texi (Wunused-value): Update description.
18354 (Wextra): Delete item.
18355 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18356 value of Wunused-value.
18357 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18358 (c_finish_stmt_expr): Don't check extra_warnings.
18359 (emit_side_effect_warnings): The caller is responsible to check
18362 2007-02-11 Roger Sayle <roger@eyesopen.com>
18363 Matt Thomas <matt@3am-software.com>
18365 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18367 2007-02-11 Roger Sayle <roger@eyesopen.com>
18369 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18370 comparisons of POPCOUNT against zero.
18371 (simplify_const_relational_operation): Likewise.
18373 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18375 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18377 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18379 * dwarf2out.c (root_type): Delete unused function.
18381 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18383 * genattrtab.c (contained_in_p): Delete unused function.
18384 (write_expr_attr_cache): Likewise.
18386 2007-02-11 Jan Hubicka <jh@suse.cz>
18388 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18391 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18393 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18394 to add the REG_EQ* note.
18395 * see.c (see_merge_one_use_extension): Likewise.
18396 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18397 turn REG_EQUAL notes into REG_EQUIV notes if the target
18398 register may have more than one set.
18399 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18400 * gcse.c (try_replace_reg): Likewise.
18401 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18402 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18403 more than one REG_EQUIV note.
18404 * reload1.c (gen_reload): Use set_unique_reg_note.
18406 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18408 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18409 (ix86_builtin_conversion): New function.
18411 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18414 * tree.h (DECL_REPLACEABLE_P): New macro.
18415 * except.c (set_nothrow_function_flags): Likewise.
18417 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18418 Ira Rosen <irar@il.ibm.com>
18419 Dorit Nuzman <dorit@il.ibm.com>
18421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18422 * targhooks.c (default_builtin_vectorized_conversion): New.
18423 * targhooks.h (default_builtin_vectorized_function): New declaration.
18424 * target.h (struct vectorize): Add builtin_conversion field.
18425 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18426 stmt_vec_info_type value.
18427 (vectorizable_conversion): New declaration.
18428 * tree-vect-analyze.c (vect_analyze_operations): Add
18429 vectorizable_conversion call.
18430 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18431 * tree-vect-transform.c (vectorizable_conversion): New function.
18432 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18433 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18435 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18436 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18437 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18438 or ALTIVEC_BUILTIN_VCFSX.
18440 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18443 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18444 CONST_DOUBLE and operand 0 is a hard register.
18445 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18446 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18447 is a hard floating-point register.
18449 2007-02-10 Richard Henderson <rth@redhat.com>
18450 Jakub Jelinek <jakub@redhat.com>
18451 Alexandre Oliva <aoliva@redhat.com>
18453 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18454 * builtin-types.def (BT_WORD): Make unsigned.
18455 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18456 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18457 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18458 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18459 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18460 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18462 * expr.c (emutls_var_address): New.
18463 (expand_expr_real_1): Expand emulated tls.
18464 (expand_expr_addr_expr_1): Likewise.
18465 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18466 * output.h (emutls_finish): Declare.
18467 * toplev.c (compile_file): Call it.
18468 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18469 address before wrapping in CONST.
18470 * varasm.c (emutls_htab, emutls_object_type): New.
18471 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18472 (get_emutls_object_name, get_emutls_object_type): New.
18473 (get_emutls_init_templ_addr, emutls_decl): New.
18474 (emutls_common_1, emutls_finish): New.
18475 (assemble_variable): When emulating tls, swap decls; generate
18476 constructor for the emutls objects.
18477 (do_assemble_alias): When emulating tls, swap decl and target name.
18478 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18480 * varpool.c (decide_is_variable_needed): Look at force_output.
18481 Recurse for emulated tls.
18482 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18483 with decide_is_variable_needed.
18484 * emutls.c: New file.
18485 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18486 tls_object for real tls.
18488 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18490 PR rtl-optimization/29599
18491 * reload1.c (eliminate_regs_in_insn): Take the destination
18492 mode into account when computing the offset.
18494 2007-02-09 Stuart Hastings <stuart@apple.com>
18495 Richard Henderson <rth@redhat.com>
18497 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18498 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18499 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18500 fixuns_truncdfhi2): New.
18501 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18502 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18503 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18504 (floatunssidf2): Allow nonimmediate source.
18505 * config/i386/sse.md (movdi_to_sse): New.
18506 (vec_concatv2di): Drop '*'.
18507 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18508 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18509 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18511 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18512 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18513 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18514 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18515 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18516 ix86_build_const_vector.
18517 (x86_emit_floatuns): Rewrite.
18519 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18521 * genautomata.c (longest_path_length): Delete unused function.
18522 (struct state): Delete unused longest_path_length.
18523 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18524 (get_free_state): Delete unused.
18526 2007-02-09 Jan Hubicka <jh@suse.cz>
18528 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18529 * doc/invoke.texi (inline-unit-growth): Update default value.
18531 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18532 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18533 (rebuild_cgraph_edges): Likewise.
18534 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18535 (dump_cgraph_node): Dump frequencies.
18536 (cgraph_clone_edge): Add frequency scales.
18537 (cgraph_clone_node): Add freuqnecy.
18538 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18539 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18540 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18541 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18542 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18543 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18544 (save_inline_function_body): Likewise.
18545 * ipa-inline.c: inluce rtl.h
18546 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18547 (cgraph_edge_badness): Use frequencies.
18548 (cgraph_decide_recursive_inlining): Update clonning.
18549 (cgraph_decide_inlining_of_small_function): Dump frequency.
18550 * predict.c (estimate_bb_frequencies): Export.
18551 * predict.h (estimate_bb_frequencies): Declare.
18552 * tree-inline.c (copy_bb): Watch overflows.
18553 (expand_call_inline): Update call of cgraph_create_edge.
18554 (optimize_inline_calls): Use TODO flags to update frequnecies.
18555 * passes.h: Include predict.h
18556 (init_optimization_passes): Move profile ahead.
18557 (execute_function_todo): Handle TODO_rebuild_frequencies.
18559 2007-02-09 Roger Sayle <roger@eyesopen.com>
18561 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18562 the insbl or inswl pattern into a register.
18564 2007-02-09 Roger Sayle <roger@eyesopen.com>
18566 * config/ia64/ia64.md (bswapdi2): New define_insn.
18568 2007-02-09 Richard Henderson <rth@redhat.com>
18570 * config/i386/constraints.md (Ym): New constraint.
18571 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18572 (movdi_1_rex64): Split sse and xmm general register moves from
18573 memory move alternatives. Use conditional register constraints.
18574 (movsf_1, movdf_integer): Likewise.
18575 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18576 (movdf_integer_rex64): New.
18577 (pushsf_rex64): Fix output constraints.
18578 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18579 (sse2_stored): Likewise.
18580 (sse2_storeq_rex64): New.
18581 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18582 amd and not generic.
18583 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18584 for optimize_size. Remove SF/DFmode hack.
18586 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18588 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18591 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18592 Richard Sandiford <richard@codesourcery.com>
18594 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18595 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18596 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18597 m68k/t-mlib to tmake_file.
18598 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18599 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18600 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18601 Allow it to be cf or m68k. Set m68k_arch_family. If that
18602 variable is not empty, add t-$m68k_arch_family to tmake_file.
18603 Add t-mlibs to tmake_file.
18604 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18605 * config/m68k/t-cf: New file.
18606 * config/m68k/t-m68k: Likewise.
18607 * config/m68k/t-mlibs: Likewise.
18608 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18610 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18611 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18612 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18614 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18615 (INSTALL_LIBGCC): Delete.
18616 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18617 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18618 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18619 (M68K_MLIB_CPU): Define.
18620 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18621 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18622 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18624 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18625 Richard Guenther <rguenther@suse.de>
18627 PR middle-end/23361
18628 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18629 against INT_MIN/INT_MAX.
18630 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18631 file if a loop is removed.
18633 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18635 * calls.c (store_one_arg): Pass correct alignment to
18636 emit_push_insn for non-BLKmode values.
18637 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18638 unaligned stack slot via a suitably aligned slot.
18640 2007-02-08 DJ Delorie <dj@redhat.com>
18642 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18644 (legal_subregs): Use unsigned char, make const.
18645 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18647 2007-02-08 Paul Brook <paul@codesourcery.com>
18649 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18650 special interworking needed.
18652 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18654 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18655 conditional to __SSE2__.
18656 (Entries below should have been added to first ChangeLog
18657 entry for amdfam10 dated 2007-02-05)
18658 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18660 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18662 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18665 2007-02-08 DJ Delorie <dj@redhat.com>
18667 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18668 * config/m32c/m32c.c (legal_subregs): New.
18669 (m32c_illegal_subreg_p): New.
18670 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18671 unsupported subregs of hard regs.
18673 2007-02-08 Jan Hubicka <jh@suse.cz>
18675 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18676 the same one; always update histograms.
18678 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18680 * passes.c (init_optimization_passes): Tidy comment.
18682 2007-02-08 Roger Sayle <roger@eyesopen.com>
18684 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18685 strip zero_extend, bswap and rotates from POCOUNT's argument.
18686 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18687 zero_extend and rotates from PARITY's argument.
18688 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18689 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18690 of an integer constant at compile-time.
18692 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18695 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18697 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18700 * tree-ssa-live.c (remove_unused_locals): Do not remove
18701 TREE_ADDRESSABLE variables.
18702 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18703 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18704 FOR_CLOBBER. Update all users.
18705 If VAR has an associated alias set, add a virtual operand for
18706 it if no alias is found to conflict with the memory reference.
18708 2007-02-07 Jan Hubicka <jh@suse.cz>
18709 Robert Kidd <rkidd@crhc.uiuc.edu>
18711 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18713 2007-02-07 Ian Lance Taylor <iant@google.com>
18715 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18717 2007-02-07 Roger Sayle <roger@eyesopen.com>
18719 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18720 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18721 tablejumpdi, movsi_to_cr_one): Remove constraints from
18722 define_expand's match_operands.
18724 2007-02-07 Roger Sayle <roger@eyesopen.com>
18726 * global.c (compute_regsets): Move declatation of "i" inside of
18727 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18729 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18732 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18733 of INDIRECT_REF <RESULT_DECL>.
18735 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18737 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18738 Kaz Kojima <kkojima@gcc.gnu.org>
18741 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18743 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18745 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18747 * doc/loop.texi: Document possibility not to perform disambiguation
18748 of loops with multiple latches.
18749 * cfgloopmanip.c (alp_enum_p): Removed.
18750 (add_loop): Handle subloops. Use get_loop_body_with_size.
18751 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18752 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18753 the new forwarder block.
18754 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18755 Handle the case latch is NULL.
18756 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18757 modifications when marking loop exits.
18758 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18760 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18761 disambiguate_loops_with_multiple_latches.
18762 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18763 before fix_loop_structure.
18764 * cfgloop.c: Include pointer-set.h and output.h.
18765 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18766 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18767 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18768 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18769 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18770 disambiguate_multiple_latches, get_loop_body_with_size,
18771 disambiguate_loops_with_multiple_latches): New functions.
18772 (flow_loop_dump): Dump multiple latch edges.
18773 (flow_loop_nodes_find): Handle loops with multiple latches.
18774 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18775 (glb_enum_p): Modified.
18776 (get_loop_body): Use get_loop_body_with_size.
18777 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18778 (AVOID_CFG_MODIFICATIONS): New constant.
18779 (disambiguate_loops_with_multiple_latches, add_loop,
18780 get_loop_body_with_size): Declare.
18781 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18783 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18785 PR inline-asm/28686
18786 * global.c (compute_regsets): New function.
18787 (global_alloc): Refactored ELIMINABLE_REGSET
18788 and NO_GLOBAL_ALLOC_REGS computation out.
18789 (rest_of_handle_global_alloc): Call compute_regsets()
18790 for non-optimizing case.
18792 2007-02-06 Richard Henderson <rth@redhat.com>
18794 * config/i386/constraints.md (Y2): Rename from Y.
18795 (Yi): New constraint.
18796 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18797 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18798 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18799 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18800 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18801 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18802 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18803 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18804 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18805 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18806 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18807 vec_extractv2si_1): Change Y constraints to Y2.
18808 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18809 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18810 Change Y constraints to Y2.
18811 (sse2_loadld): Change Y constraints to x.
18813 2007-02-06 Roger Sayle <roger@eyesopen.com>
18815 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18816 (parity<mode>2): New define_expand using rs6000_emit_parity.
18817 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18818 rs6000_emit_parity): New functions.
18819 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18820 rs6000_emit_parity): Prototype here.
18822 2007-02-06 Ian Lance Taylor <iant@google.com>
18824 * lower-subreg.c (simple_move_operand): Reject CONST.
18825 (resolve_clobber): Call validate_change rather than directly
18826 assigning to XEXP (pat, 0).
18828 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18830 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18831 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18832 (tree-cfg.o): Remove hashtab.h dependency.
18834 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18835 (struct ivopts_data): Change niters to pointer_map_t.
18836 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18837 (niter_for_exit): Create pointer_map on demand. Change for
18839 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18840 (free_loop_data): Destroy data->niters if created and reset field.
18841 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18842 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18844 * tree-ssa-reassoc.c: Include pointer-set.h.
18845 (bb_rank): Change to long *.
18846 (operand_rank): Change to pointer_map_t.
18847 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18848 (insert_operand_rank): Accept long.
18849 (operand_entry_hash, operand_entry_eq): Remove.
18850 (get_rank): Return long. Adjust for changes above.
18851 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18853 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18855 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18856 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18857 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18859 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18860 directly since it cannot be NULL.
18861 (get_vi_for_tree): Rewrite for pointer_map API.
18862 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18863 (init_alias_vars): Create vi_for_tree as pointer_map.
18864 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18866 * tree-cfg.c: Don't include hashtab.h.
18867 (edge_to_cases): Declare as pointer_map.
18868 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18870 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18871 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18872 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18874 (record_switch_edge): Delete.
18875 (get_cases_for_edge): Adjust for pointer_map API, inline
18876 record_switch_edge (rewritten for new API), remove goto.
18878 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18880 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18881 * tree-nested.c: Include pointer-set.h.
18882 (var_map_elt, var_map_eq, var_map_hash): Delete.
18883 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18884 to pointer_map_t's.
18885 (nesting_info_bitmap_obstack): New.
18886 (lookup_field_for_decl): Adjust for pointer_map API.
18887 (lookup_tramp_for_decl): Adjust for pointer_map API.
18888 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18889 (get_local_debug_decl): Adjust for pointer_map API.
18890 (convert_nl_goto_reference): Adjust for pointer_map API.
18891 (convert_nl_goto_receiver): Adjust for pointer_map API.
18892 (create_nesting_tree): Create outside GGC space. Create bitmap on
18893 the new obstack. Create field_map and var_map as pointer_maps.
18894 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18896 (lower_nested_functions): Move root here, no need to NULL it.
18897 Initialize and release the obstack.
18899 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18901 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18902 Remove prototypes and make them non-static.
18903 (struct tree_int_map): Remove.
18904 * tree.h (struct tree_int_map): Move here, turning TO into an
18906 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18908 * tree.h (TREE_COMPLEXITY): Remove.
18909 (struct tree_exp): Remove complexity field.
18910 * tree.c (build1_stat): Don't set it.
18912 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18913 Victor Kaplansky <victork@il.ibm.com>
18915 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18916 (vect_is_simple_reduction): Support reduction with induction as
18917 one of the operands.
18918 (vect_is_simple_iv_evolution): Fix formatting.
18919 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18920 formatting. Don't mark induction phis for vectorization.
18921 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18922 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18923 (vect_get_vec_def_for_operand): Support induction.
18924 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18926 (vectorizable_reduction): Support reduction with induction as one of
18928 (vectorizable_type_demotion): Use def-type of stmt argument rather
18929 than dummy def-type.
18931 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18932 flag_tree_scev_cprop.
18933 * common.opt (tree-scev-cprop): New flag.
18935 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18936 call to vect_get_new_vect_var.
18938 2007-02-06 Ira Rosen <irar@il.ibm.com>
18940 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18941 vectype is not NULL.
18942 (vect_pattern_recog_1): Likewise.
18944 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18946 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18947 (fold_negate_expr): Likewise.
18949 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18952 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18953 even if cv-qualification is the same.
18955 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18957 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18958 __enable_execute_stack on completion.
18960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18962 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18963 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18964 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18965 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18966 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18967 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18968 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18969 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18971 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18973 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18974 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18975 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18976 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18977 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18978 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18979 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18980 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18981 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18982 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18983 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18984 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18985 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18986 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18987 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18988 sqrtextenddfxf2_i387): Added amdfam10_decode.
18990 * config/i386/athlon.md (athlon_idirect_amdfam10,
18991 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18992 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18993 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18994 athlon_ivector_store_amdfam10): New define_insn_reservation.
18995 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19000 * config/i386/athlon.md (athlon_call_amdfam10,
19001 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19002 define_insn_reservation.
19003 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19004 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19005 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19007 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19009 * config/i386/athlon.md (athlon_sseld_amdfam10,
19010 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19011 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19013 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19015 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19016 define_insn_reservation.
19017 * config/i386/i386.md (sseins): Added sseins to define_attr type
19018 and define_attr unit.
19019 * config/i386/sse.md: Set type attribute to sseins for insertq
19022 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19024 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19025 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19026 ssecomi_load_amdfam10, ssecomi_amdfam10,
19027 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19028 define_insn_reservation.
19029 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19031 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19033 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19034 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19035 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19036 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19037 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19038 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19039 define_insn_reservation.
19041 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19042 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19043 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19044 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19045 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19049 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19050 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19051 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19052 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19053 athlon_ssemul_load_k8): Added amdfam10.
19055 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19057 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19058 (x86_sse_unaligned_move_optimal): New variable.
19060 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19062 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19063 for unaligned vector SSE double/single precision loads for AMDFAM10.
19065 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19067 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19068 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19069 Define TARGET_CPU_DEFAULT_amdfam10.
19070 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19071 (processor_type): Add PROCESSOR_AMDFAM10.
19073 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19074 processor_type in config/i386/i386.h.
19075 Enable imul peepholes for TARGET_AMDFAM10.
19077 * config.gcc: Add support for --with-cpu option for amdfam10.
19079 * config/i386/i386.c (amdfam10_cost): New variable.
19080 (m_AMDFAM10): New macro.
19081 (m_ATHLON_K8_AMDFAM10): New macro.
19082 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19083 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19084 x86_promote_QImode, x86_integer_DFmode_moves,
19085 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19086 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19087 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19088 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19089 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19090 Enable/disable for amdfam10.
19091 (override_options): Add amdfam10_cost to processor_target_table.
19092 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19093 processor_alias_table.
19094 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19095 (ix86_adjust_cost): Add code for amdfam10.
19097 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19099 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19100 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19101 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19102 * config/i386/i386.h: Add builtin definition for SSE4A.
19103 * config/i386/i386.md: Add support for ABM instructions
19104 (popcnt and lzcnt).
19105 * config/i386/sse.md: Add support for SSE4A instructions
19106 (movntss, movntsd, extrq, insertq).
19107 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19108 Add -march=amdfam10 flag.
19109 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19110 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19112 * doc/extend.texi: Add documentation for SSE4A builtins.
19114 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19116 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19118 2007-02-05 Richard Guenther <rguenther@suse.de>
19120 * tree-vectorizer.h (vectorizable_function): Add argument type
19121 argument, change return type.
19122 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19123 * tree-vect-transform.c (vectorizable_function): Handle extra
19124 argument, return vectorized function decl.
19125 (build_vectorized_function_call): Remove.
19126 (vectorizable_call): Handle calls with result and argument types
19127 differing. Handle loop vectorization factor correctly.
19128 * targhooks.c (default_builtin_vectorized_function): Adjust for
19130 * targhooks.h (default_builtin_vectorized_function): Likewise.
19131 * target.h (builtin_vectorized_function): Add argument type
19133 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19134 extra argument, allow vectorizing of lrintf.
19135 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19136 documentation of target hook.
19138 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19141 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19142 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19143 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19145 2007-02-05 Roger Sayle <roger@eyesopen.com>
19147 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19148 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19149 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19150 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19151 before canonicalizing sincos to cexpi.
19152 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19154 2007-02-05 Roger Sayle <roger@eyesopen.com>
19156 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19157 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19158 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19160 2007-02-05 Roger Sayle <roger@eyesopen.com>
19162 * mips-tfile.c (initialize_init_file): Correct endianness test.
19164 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19166 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19167 the 'y' constraint.
19169 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19171 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19172 saves in a PARALLEL before the register assignments.
19174 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19176 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19177 DWARF_FRAME_RETURN_COLUMN to be a general register.
19178 * dwarf2out.c (init_return_column_size): New function, split from...
19179 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19180 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19181 to be nongeneral registers.
19182 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19184 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19185 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19187 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19189 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19191 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19193 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19194 (remove_path): Use can_remove_branch_p and remove_branch instead
19195 of loop_delete_branch_edge.
19196 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19197 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19198 Update profile using scale_dominated_blocks_in_loop.
19199 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19200 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19201 (can_remove_branch_p, remove_branch): Declare.
19202 * tree-cfg.c (tree_can_remove_branch_p): New function.
19203 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19204 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19205 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19207 2007-02-05 Jan Hubicka <jh@suse.cz>
19209 PR middle-end/30696
19210 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19211 nodes in cgraph, don't remove offline copy of the function.
19213 2007-02-04 Jan Hubicka <jh@suse.cz>
19215 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19216 vectors might cause maybe_lookup_element_for_expr to be called
19217 on non-sra-candidate.
19219 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19221 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19222 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19223 spelling conventions.
19225 2007-02-04 Richard Guenther <rguenther@suse.de>
19227 PR middle-end/30636
19228 * fold-const.c (try_move_mult_to_index): Make sure to not
19229 overflow one dimension of a multi-dimensional array access.
19231 2007-02-04 Jan Hubicka <jh@suse.cz>
19233 * passes.c (init_optimization_passes): Reindent.
19235 2007-02-04 Jan Hubicka <jh@suse.cz>
19236 Eric Botcazou <ebotcazou@adacore.com>
19238 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19239 (execute_fixup_cfg): Break out the abnormal goto code.
19240 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19241 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19242 (optimize_inline_calls): Call make_nonlocal_label_edges.
19244 2007-02-04 Jan Hubicka <jh@suse.cz>
19246 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19247 true when something was changed.
19248 (rename_ssa_copies): When something was changed, do
19249 TODO_remove_unused_locals.
19250 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19251 add TODO_remove_unused_locals when instruction was removed.
19253 2007-02-04 Jan Hubicka <jh@suse.cz>
19255 * ipa-inline.c (try_inline): Improve debug output; work on already
19257 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19258 call try_inline for already inlined edges too when flattening;
19259 inline also functions that make callee growth but overall unit size
19262 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19264 * config/m32c/bitops.md, config/m32c/jump.md,
19265 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19266 config/m32r/m32r.h, config/m32r/m32r.md,
19267 config/m32r/predicates.md, config/m68hc11/larith.asm,
19268 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19269 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19270 config/mips/mips-protos.h, config/mips/mips.c,
19271 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19272 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19273 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19274 spelling conventions.
19276 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19277 Follow spelling conventions.
19279 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19281 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19282 warn about C++0x compatibility.
19284 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19286 * config/h8300/h8300.c, config/h8300/h8300.h,
19287 config/h8300/h8300.md: Follow spelling conventions.
19289 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19291 PR middle-end/30667
19292 * combine.c (try_combine): Do not substitute source operand
19293 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19295 2007-02-03 Jan Hubicka <jh@suse.cz>
19297 PR gcov-profile/30650
19298 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19299 do not divide by zero for never executed counters.
19300 (tree_find_values_to_profile): Fix counters.
19301 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19303 2007-02-03 Ian Lance Taylor <iant@google.com>
19305 * lower-subreg.c (simple_move_operand): New static function,
19306 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19308 (simple_move): Call simple_move_operand.
19309 (find_decomposable_subregs): Add special handling of MEMs.
19310 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19311 meaning of return value. If we see a hard register, test whether
19312 it can store a word_mode value. Change all callers.
19314 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19316 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19317 ftrapv insns and expanders.
19318 (subdi3): Change define_expand operand 1 to arith11_operand, and
19319 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19320 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19321 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19324 PR middle-end/30174
19325 * varasm.c (notice_global_symbol): Treat global objects as weak when
19326 flag_shlib is true.
19328 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19330 * emit-rtl.c (dconstpi): Delete.
19331 (dconstsqrt2): New.
19332 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19333 * real.h (dconstpi): Delete.
19334 (dconstsqrt2): New.
19335 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19336 (fold_builtin_hypot): Likewise.
19338 2007-02-03 Tom Tromey <tromey@redhat.com>
19341 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19342 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19344 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19346 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19347 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19348 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19349 config/rs6000/cell.md, config/rs6000/darwin.h,
19350 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19351 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19352 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19353 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19354 typos. Follow spelling conventions.
19355 * doc/invoke.texi: Follow spelling conventions.
19357 2007-02-03 Roger Sayle <roger@eyesopen.com>
19359 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19360 canonicalization transformations that attempt to simplify integer
19361 constant comparisons to become comparisons against zero.
19363 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19365 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19367 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19368 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19370 2007-02-02 Mike Stump <mrs@apple.com>
19372 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19373 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19374 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19375 generate a branch island.
19377 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19379 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19380 (xtensa_legitimate_address_p): New.
19381 (xtensa_legitimize_address): New.
19382 (xtensa_output_addr_const_extra): New.
19383 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19385 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19386 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19387 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19388 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19389 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19390 (xtensa_legitimize_address): New.
19391 (xtensa_output_addr_const_extra): New.
19393 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19395 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19397 2007-02-02 Ian Lance Taylor <iant@google.com>
19399 * expmed.c (expand_divmod): Add comment.
19401 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19403 * emit-rtl.c (renumber_insns): Remove.
19404 * flags.h: Remove the extern for flag_renumber_insns.
19405 * rtl.h: Remove the prototype for renumber_insns.
19406 * toplev.c (flag_renumber_insns): Remove.
19408 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19410 Revert for x86 darwin:
19411 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19413 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19414 code before the following patch under TARGET_MACHO.
19415 (ix86_function_value_regno_p): Likewise.
19417 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19419 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19422 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19425 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19426 loads to general or fp registers. Add comments.
19427 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19429 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19431 * pointer-set.c (insert_aux): Only return insertion slot.
19432 (pointer_set_insert): Adjust.
19433 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19434 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19435 pointer_map_traverse): New.
19436 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19437 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19438 pointer_map_contains, pointer_map_traverse): Declare.
19440 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19442 PR middle-end/30473
19443 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19444 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19446 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19448 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19450 (struct _dep): New type.
19451 (dep_t): New typedef.
19452 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19453 (DEP_STATUS): New access macro. The macro with the same name was
19454 renamed to DEP_LINK_STATUS.
19455 (dep_init): Declare function
19457 (struct _dep_link): New type.
19458 (dep_link_t): New typedef.
19459 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19460 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19461 (DEP_LINK_STATUS): New macro.
19462 (debug_dep_links): New debug function.
19464 (struct _deps_list): New type.
19465 (deps_list_t): New typedef.
19466 (DEPS_LIST_FIRST): New access macro.
19467 (FOR_EACH_DEP_LINK): New cycle macro.
19468 (create_deps_list, free_deps_list, delete_deps_list): Declare
19470 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19471 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19472 (copy_deps_list_change_con): Ditto.
19474 (move_dep_link): Declare function.
19476 (struct _dep_node): New type.
19477 (dep_node_t): New typedef.
19478 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19480 (struct haifa_insn_data.back_deps): New field to hold backward
19481 dependencies of the insn.
19482 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19484 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19485 Change its type to deps_list_t.
19486 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19487 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19488 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19490 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19492 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19494 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19496 (dep_cost): Declare.
19498 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19499 (ds_to_dk, dk_to_ds): New functions.
19501 (init_dep_1): New static function.
19502 (init_dep): New function.
19503 (copy_dep): New static function.
19505 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19507 (detach_dep_link): New static function.
19508 (move_dep_link): New function.
19510 (dep_links_consistent_p, dump_dep_links): New static functions.
19511 (debug_dep_links): New debugging function.
19513 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19515 (alloc_deps_list, init_deps_list): New static functions.
19516 (create_deps_list): New function.
19517 (clear_deps_list): New static function.
19518 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19519 (deps_list_consistent_p, dump_deps_list): New static functions.
19520 (debug_deps_list): New function.
19521 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19523 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19525 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19526 use new scheduler dependencies lists.
19527 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19528 (sched_analyze): Ditto. Initialize dependencies lists.
19529 (add_forw_dep, compute_forward_dependences): Update to use new
19530 scheduler dependencies lists.
19532 (init_dependency_caches): Init deps_obstack.
19533 (free_dependency_caches): Free deps_obstack.
19535 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19536 new scheduler dependencies lists.
19537 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19538 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19540 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19541 Update to use new scheduler dependencies lists.
19542 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19543 (debug_dependencies): Ditto.
19544 (schedule_region): Update comments.
19546 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19547 scheduler dependencies lists.
19548 (schedule_ebb): Update comments.
19550 * rtl.def (DEPS_LIST): Remove.
19552 * lists.c (unused_deps_list): Remove.
19553 (free_list): Update assertions.
19555 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19556 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19558 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19559 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19561 * haifa-sched.c (comments): Update.
19562 (insn_cost1): Remove. Inline the code into insn_cost ().
19563 (insn_cost): Update to use new scheduler dependencies lists. Move
19564 processing of the dependency cost to dep_cost ().
19565 (dep_cost): New function. Use it instead of insn_cost () when
19566 evaluating cost of the dependency. Use compatible interface to
19567 interact with the target.
19568 (priority): Update to use new scheduler dependencies lists.
19569 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19570 with greater number of insns that depend on the insn.
19571 (schedule_insn): Update to use new scheduler dependencies lists. Add
19572 code to free backward dependencies lists. Inline and optimize code
19573 from resolve_dep () - see PR28071.
19574 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19575 lists. Update call to targetm.sched.is_costly_dependence hook.
19577 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19578 scheduler dependencies lists.
19580 (resolve_dep): Remove. Move the logic to schedule_insn ().
19581 (init_h_i_d): Initialize dependencies lists.
19583 (process_insn_depend_be_in_spec): Rename to
19584 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19585 dependencies lists.
19586 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19587 Update to use new scheduler dependencies lists.
19588 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19590 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19591 new scheduler dependencies lists.
19592 (build_intra_loop_deps): Ditto.
19594 * target.h (struct _dep): Declare to use in
19595 gcc_target.sched.is_costly_dependence.
19596 (struct gcc_target.sched.adjust_cost): Fix typo.
19597 (struct gcc_target.sched.is_costly_dependence): Change signature to
19598 use single dep_t parameter instead of an equivalent triad.
19599 (struct gcc_target.sched.adjust_cost_2): Remove.
19601 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19603 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19605 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19607 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19609 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19610 (REG_DEP_TRUE): Document.
19612 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19613 Change signature to correspond to the targetm.sched.adjust_cost hook.
19614 Update use in TARGET_SCHED_ADJUST_COST_2.
19615 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19616 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19617 new scheduler dependencies lists.
19618 (ia64_gen_check): Ditto.
19620 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19621 scheduler dependencies lists.
19623 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19624 signature to correspond to the targetm.sched.is_costly_dependence hook.
19625 (is_costly_group): Update to use new scheduler dependencies lists.
19627 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19628 instead of INSN_COST () macro.
19630 2007-02-01 Ian Lance Taylor <iant@google.com>
19632 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19634 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19636 * pa.md (tp_load): Correct mfctl instruction syntax.
19638 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19640 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19641 altivec_padding_size calculation on AIX. Improve comment, add
19642 assert to verify that it's right.
19644 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19647 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19649 PR inline-asm/28686
19650 * global.c (global_alloc): Add mising initialization of
19653 2007-02-01 Roger Sayle <roger@eyesopen.com>
19655 * alias.c (init_alias_analysis): Correct whitespace.
19656 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19657 partition_hot_cold_basic_blocks): Likewise.
19658 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19659 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19660 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19661 fold_builtin_snprintf_chk, fold_builtin_printf,
19662 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19663 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19664 * cfgcleanup.c (cleanup_cfg): Likewise.
19665 * cfgexpand.c (tree_expand_cfg): Likewise.
19666 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19667 * function.c (get_next_funcdef_no): Likewise.
19668 * gengtype.c (main): Likewise.
19669 * genmodes.c (main): Likewise.
19670 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19671 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19672 * ifcvt.c (noce_emit_move_insn): Likewise.
19673 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19675 * stor-layout.c (get_best_mode): Likewise.
19676 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19677 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19678 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19679 perform_var_substitution, solve_graph): Likewise.
19680 * tree-vrp.c (vrp_finalize): Likewise.
19682 2007-02-01 Ian Lance Taylor <iant@google.com>
19684 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19685 high part of a paradoxical subreg, return a constant zero.
19687 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19689 * toplev.c (lang_dependent_init): Call init_set_costs.
19690 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19692 2007-02-01 Richard Guenther <rguenther@suse.de>
19694 PR middle-end/30656
19695 * fold-const.c (fold_negate_expr): Allow negating a
19696 constant if overflow does not change.
19698 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19700 * doc/c-tree.texi (Expression trees): Improve markup.
19701 * doc/tm.texi (Register Classes, Addressing Modes)
19702 (Floating Point): Fix spacing after abbreviations. Fix some
19705 2007-02-01 Ben Elliston <bje@au.ibm.com>
19707 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19708 * doc/contrib.texi: Likewise.
19709 * doc/install.texi: Likewise.
19711 2007-01-31 Richard Henderson <rth@redhat.com>
19712 Ian Lance Taylor <iant@google.com>
19714 * lower-subreg.c: New file.
19715 * rtl.def (CONCATN): Define.
19716 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19717 pass_lower_subreg2.
19718 * emit-rtl.c (update_reg_offset): New static function, broken out
19719 of gen_rtx_REG_offset.
19720 (gen_rtx_REG_offset): Call update_reg_offset.
19721 (gen_reg_rtx_offset): New function.
19722 * regclass.c: Revert patch of 2006-03-05, restoring
19724 (clear_reg_info_regno): New function.
19725 * dwarf2out.c (concatn_loc_descriptor): New static function.
19726 (loc_descriptor): Handle CONCATN.
19727 * common.opt (fsplit_wide_types): New option.
19728 * opts.c (decode_options): Set flag_split_wide_types when
19730 * timevar.def (TV_LOWER_SUBREG): Define.
19731 * rtl.h (gen_reg_rtx_offset): Declare.
19732 (reg_scan_update): Declare.
19733 * regs.h (clear_reg_info_regno): Declare.
19734 * tree-pass.h (pass_lower_subreg): Declare.
19735 (pass_lower_subreg2): Declare.
19736 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19737 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19738 -fsplit-wide-types.
19739 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19740 * Makefile.in (OBJS-common): Add lower-subreg.o.
19741 (lower-subreg.o): New target.
19743 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19745 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19747 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19750 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19752 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19754 PR middle-end/29335
19755 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19757 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19759 * cfgloop.h: Include vec-prim.h.
19760 (enum li_flags): Remove LI_ONLY_OLD.
19761 (loop_iterator): Changed.
19762 (fel_next, fel_init): Iterate over loop tree.
19763 (FOR_EACH_LOOP_BREAK): New macro.
19764 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19766 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19767 * modulo-sched.c (sms_schedule): Ditto.
19768 * tree-vectorizer.c (vectorize_loops): Ditto.
19769 * doc/loop.texi: Update information on loop numbering and behavior of
19770 FOR_EACH_LOOP wrto new loops.
19771 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19772 add_to_evolution_1): Test nestedness of loops instead of comparing
19774 * tree-chrec.c (chrec_fold_plus_poly_poly,
19775 chrec_fold_multiply_poly_poly, chrec_evaluate,
19776 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19777 reset_evolution_in_loop): Ditto.
19778 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19780 2007-01-31 Dirk Mueller <dmueller@suse.de>
19782 * c-common.c (warn_about_parentheses): Separate warning about
19783 un-parenthized sequence of comparison operators from the one
19784 which is supposed to warn about x <= y <= z.
19786 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19788 * optabs.h (enum optab_index): Add new OTI_isinf.
19789 (isinf_optab): Define corresponding macro.
19790 * optabs.c (init_optabs): Initialize isinf_optab.
19791 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19793 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19794 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19796 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19797 expand_builtin_interclass_mathfn.
19798 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19799 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19800 (fxam<mode>2_i387): New insn pattern.
19801 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19802 built-in functions as x87 inline asm.
19804 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19806 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19808 2007-01-30 Eric Christopher <echristo@apple.com>
19810 * config.gcc: Add geode.
19812 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19814 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19815 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19816 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19817 value-prof.c: Fix comment typos.
19819 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19822 * doc/invoke.texi (Wpointer-arith): Document warning.
19824 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19826 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19827 the list of discrepancies from the draft TR.
19829 2007-01-30 Dirk Mueller <dmueller@suse.de>
19832 * doc/invoke.texi (-Wreturn-type): Update description to
19833 match new behavior.
19835 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19837 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19839 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19841 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19842 to handle optabs that operate on floating point input argument and
19843 output to integer output.
19844 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19845 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19846 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19847 expand_builtin_interclass_mathfn ().
19848 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19849 (ilogbsi2): Remove.
19850 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19851 ilogbl built-in functions as x87 intrinsics.
19853 2007-01-30 Richard Guenther <rguenther@suse.de>
19855 PR middle-end/27657
19856 * dwarf2out.c (reference_to_unused): Query varpool if the
19857 variable was output.
19859 2007-01-30 Richard Guenther <rguenther@suse.de>
19861 PR middle-end/30313
19862 * passes.c (execute_one_pass): Reset in_gimple_form to not
19863 confuse non-unit-at-a-time mode.
19865 2007-01-29 Roger Sayle <roger@eyesopen.com>
19866 Richard Guenther <rguenther@suse.de>
19868 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19869 avoid undefined behaviour on overflow. Use force_fit_type_double
19870 to construct the constant with the specified TREE_OVERFLOW.
19872 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19874 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19875 * config/dfp-bit.h: Ditto.
19877 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19879 * c-decl.c (pop_scope): Replace warnings with call to
19880 warn_for_unused_label.
19881 * c-common.h (warn_for_unused_label): Declare.
19882 * c-common.c (warn_for_unused_label): Define.
19884 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19886 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19889 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19891 * Makefile.in (USER_H): Remove decfloat.h.
19892 * ginclude/decfloat.h: Delete, moving contents to ...
19893 * ginclude/float.h: Add support for decimal floating point,
19894 guarded by __STDC_WANT_DEC_FP__.
19896 2007-01-29 Mike Stump <mrs@apple.com>
19898 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19899 Analysis and Representation to resolve case insensitive conflict.
19900 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19902 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19904 * tree.h (struct tree_memory_tag): Add aliases member.
19905 (MTAG_ALIASES): New macro.
19906 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19907 (add_may_alias): Remove pointer-set. Update for may_aliases being
19909 (mark_aliases_call_clobbered): Update for may_aliases being a
19911 (compute_tag_properties): Ditto.
19912 (create_partition_for): Ditto.
19913 (compute_memory_partitions): Ditto.
19914 (dump_may_aliases_for): Ditto.
19915 (is_aliased_with): Ditto.
19916 (add_may_alias_for_new_tag): Ditto.
19917 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19918 (compute_is_aliased): New function.
19919 (compute_may_aliases): Call compute_is_aliased).
19920 (init_alias_info): Initialize alias_bitmap_obstack.
19921 (union_alias_set_into): New function.
19922 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19923 (have_common_aliases_p): Rewrite to take two bitmaps and use
19925 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19926 Update for bitmaps.
19927 (finalize_ref_all_pointers): Update for add_may_alias changes.
19928 (new_type_alias): Ditto.
19929 * tree-flow-inline.h (may_aliases): Return a bitmap.
19930 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19931 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19932 may_aliases being a bitmap.
19933 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19934 may_aliases now returns a bitmap.
19935 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19937 * tree-ssa-operands.c (add_virtual_operand): Update for
19938 may_aliases being a bitmap.
19940 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19942 PR tree-optimization/30630
19943 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19944 variable as changed.
19946 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19949 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19950 expanded only once even if an error occurs.
19952 2007-01-29 Ben Elliston <bje@au.ibm.com>
19954 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19955 (__gcov_average_profiler): Likewise.
19956 (__gcov_ior_profiler): Likewise.
19957 (__gcov_merge_ior): Likewise.
19959 2007-01-28 Jan Hubicka <jh@suse.cz>
19961 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19962 * value-prof.c (stringop_block_profile): Likewise.
19964 2007-01-28 Jan Hubicka <jh@suse.cz>
19966 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19967 Add variant handling histograms; add wrapper.
19968 (clear_storage_via_libcall): Export.
19969 (emit_block_move_hints): Break out from ...; add histograms.
19970 (emit_block_move): ... this one.
19971 (clear_storage_hints): Break out from ...; add histograms.
19972 (clear_storage): ... this one.
19973 (set_storage_via_memset): Handle histogram.
19974 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19975 (clear_storage_hints, clear_storage_via_libcall): Declare.
19976 (set_storage_via_setmem): Update prototype.
19977 * doc/md.texi (movmem, setmem): Document new arguments.
19979 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19980 Add new histograms.
19981 (stringop_block_profile): New global function.
19982 (tree_stringops_values_to_profile): Profile block size and alignment.
19983 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19985 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19986 (stringop_block_profile): Declare.
19987 * builtins.c: Include value-prof.h.
19988 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19989 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19990 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19991 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19992 * profile.c (instrument_values): Add new counters.
19993 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19995 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19996 (tree_init_edge_profiler): Build new profilers.
19997 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19998 (pass_tree_profile): Add dump.
19999 (tree_profile_hooks): Update.
20000 * Makefile.in (LIBGCOV): Add new constants.
20001 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20002 __gcov_ior_profiler): New.
20003 * i386.md (movmem/setmem expanders): Add new optional arguments.
20005 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20007 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20009 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20011 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20012 (tree_unswitch_single_loop): Pass eni_size_weights to
20013 tree_num_loop_insns.
20014 * tree-ssa-loop-manip.c: Include tree-inline.h.
20015 (can_unroll_loop_p): Pass eni_size_weights to
20016 tree_num_loop_insns.
20017 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20018 Pass eni_size_weights to estimate_num_insns.
20019 * tree.h (init_inline_once): Export.
20020 * toplev.c (backend_init): Call init_inline_once.
20021 * cgraphunit.c (cgraph_process_new_functions,
20022 cgraph_analyze_function): Pass eni_inlining_weights to
20023 estimate_num_insns.
20024 * ipa-inline.c (compute_inline_parameters): Ditto.
20025 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20026 to estimate_num_insns.
20027 (try_unroll_loop_completely): Pass eni_size_weights to
20028 tree_num_loop_insns.
20029 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20030 ot estimate_num_insns.
20031 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20032 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20033 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20034 eni_time_weights): New variables.
20035 (init_inline_once): Initialize them.
20036 (struct eni_data): Mew.
20037 (estimate_num_insns_1, estimate_num_insns): Use weights.
20038 * tree-inline.h (struct eni_weights_d): New.
20039 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20040 (estimate_num_insns): Declaration changed.
20041 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20042 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20043 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20045 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20047 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20048 relations in the conflict function is valid.
20050 2007-01-27 Ian Lance Taylor <iant@google.com>
20052 * common.opt: Add fstrict-overflow.
20053 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20054 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20055 (TYPE_OVERFLOW_UNDEFINED): Define.
20056 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20058 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20059 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20060 (fold_negate_expr): Likewise.
20061 (make_range): Likewise.
20062 (extract_muldiv_1): Likewise.
20063 (maybe_canonicalize_comparison): Likewise.
20064 (fold_comparison): Likewise.
20065 (fold_binary): Likewise.
20066 (tree_expr_nonnegative_p): Likewise.
20067 (tree_expr_nonzero_p): Likewise.
20068 * tree-vrp.c (compare_values): Likewise.
20069 (extract_range_from_binary_expr): Likewise.
20070 (extract_range_from_unary_expr): Likewise.
20071 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20073 (nowrap_type_p): Likewise.
20074 * tree-scalar-evolution.c (simple_iv): Likewise.
20075 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20076 (build_range_check): Likewise.
20077 (extract_muldiv_1): Likewise.
20078 (fold_comparison): Likewise.
20079 * tree-vrp.c (vrp_int_const_binop): Likewise.
20080 (extract_range_from_unary_expr): Likewise.
20081 * convert.c (convert_to_integer): Likewise.
20082 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20083 (fold_comparison): Likewise.
20084 (fold_binary): Likewise.
20085 * optabs.c (optab_for_tree_code): Likewise.
20086 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20087 * simplify-rtx.c (simplify_const_relational_operation): Check
20088 flag_strict_overflow and flag_trapv.
20089 (simplify_const_relational_operation): Likewise.
20090 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20091 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20094 2007-01-27 Roger Sayle <roger@eyesopen.com>
20096 * tree.c (tree_fold_gcd): Delete.
20097 * tree.h (tree_fold_gcd): Remove prototype.
20098 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20099 test whether one constant integer is a multiple of another. Instead
20100 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20101 * fold-const.c (multiple_of_p): We've determined both TOP and
20102 BOTTOM are integer constants so we can call int_const_binop directly
20103 instead of the more generic const_binop.
20105 2007-01-27 Roger Sayle <roger@eyesopen.com>
20107 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20108 1*X check that the constant hasn't overflowed, to preserve the
20110 (round_up): Provide an efficient implementation when rouding-up an
20111 INTEGER_CST to a power-of-two.
20113 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20115 * doc/sourcebuild.texi: Add comma for clarity.
20116 * doc/extend.texi: Fix some typos.
20117 * doc/passes.texi: Likewise.
20118 * doc/cppinternals.texi: Likewise.
20119 * doc/c-tree.texi: Likewise.
20120 * doc/tree-ssa.texi: Likewise.
20121 * doc/install.texi: Likewise.
20123 2007-01-27 Jan Hubicka <jh@suse.cz>
20125 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20126 (pass_sra): Do not require alias information.
20127 * passes.c (init_optimization_passes): Add SRA
20129 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20131 * tracer.c (rest_of_handle_tracer): We already cleaned
20132 up the CFG in tracer() so don't do it here again.
20133 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20134 cleanup_cfg here, either. And don't call renumber_insns.
20136 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20137 and BB_HEAD are in the insn stream here. Instead make sure
20138 that BB_INSN is valid on all insns. Also, do check here that
20139 there are no pending branch predictions...
20140 (rtl_verify_flow_info): ...instead of doing it here. Checks
20141 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20144 2007-01-26 Roger Sayle <roger@eyesopen.com>
20146 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20147 function to simplify/factorize operand order canonicalization.
20148 (ix86_fixup_binary_operands): Reorganize using the above function.
20149 (ix86_binary_operator_ok): Likewise.
20151 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20153 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20154 file scope from optimize_attrs.
20155 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20157 (optimize_attrs): Clear insn_code_values after freeing it.
20159 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20161 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20162 a parts.base assignment.
20164 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20166 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20167 (compute_subscript_distance, initialize_data_dependence_relation,
20168 finalize_ddr_dependent, analyze_ziv_subscript,
20169 analyze_siv_subscript_cst_affine,
20170 compute_overlap_steps_for_affine_univar,
20171 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20172 analyze_siv_subscript, analyze_miv_subscript,
20173 analyze_overlapping_iterations, subscript_dependence_tester_1,
20174 compute_self_dependence, free_dependence_relation): Work
20175 with affine_fn instead of chrecs.
20176 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20177 common_affine_function, affine_function_base,
20178 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20179 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20180 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20181 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20182 (all_chrecs_equal_p): Removed.
20183 * tree-data-ref.h (affine_fn, conflict_function): New types.
20184 (struct subscript): Change type of conflicting_iterations_in_a
20185 and conflicting_iterations_in_b.
20187 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20190 * config/pa/pa.h (TARGET_HPUX_11): New.
20191 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20192 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20194 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20195 Richard Guenther <rguenther@suse.de>
20197 * tree-ssa-structalias.c (solve_graph): Handle case
20198 we merged the variable to another.
20200 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20202 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20205 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20206 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20208 2007-01-25 DJ Delorie <dj@redhat.com>
20210 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20211 allow changes to modes which don't fit in those registers.
20213 * reload1.c (choose_reload_regs): Check for invalid subregs before
20214 computing their locations, not after.
20216 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20219 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20220 save Altivec registers in an eh_return function.
20221 (compute_vrsave_mask): Likewise.
20222 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20223 for saving Altivec registers.
20224 (rs6000_emit_prologue): Don't allocate stack twice in
20225 eh_return function. Correct expected value of altivec_save_offset
20226 when using save_world. Describe save of R0 to stack when using
20227 save_world. Describe stack pointer adjustment when using
20228 save_world. Remove duplicated eh_return parameter register saving.
20229 Update sp_offset variable after save_world.
20230 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20232 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20233 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20236 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20238 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20240 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20243 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20244 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20246 2007-01-25 Richard Guenther <rguenther@suse.de>
20248 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20249 * common.opt (-Wcoverage-mismatch): New warning option.
20250 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20251 if -Wcoverage-mismatch is given.
20253 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20255 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20256 (ipcp_driver): Change to static definition.
20257 Add dumping of the ifunctions.
20258 (constant_val_insert): Remove unused parameter. Support for SSA.
20259 (ipcp_propagate_const): Support for SSA.
20260 (ipcp_profile_bb_print): Print only analyzed nodes.
20261 (ipcp_replace_map_create): Remove support for Fortran constant
20263 * ipa-prop.c (ipa_method_modify_stmt,
20264 ipa_callsite_compute_param): Support for SSA.
20265 * ipa-prop.h (ipcp_driver): Remove declaration.
20266 (IS_VALID_TREE_MAP_INDEX): Add define.
20268 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20270 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20272 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20274 PR middle-end/30447
20275 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20276 constant argument to cabs and do it without checking for
20277 -funsafe-math-optimizations.
20279 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20281 * c-common.h (RID_FIRST_CXX0X): New.
20282 (RID_LAST_CXX0X): New.
20283 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20285 * c.opt (Wc++0x-compat): New.
20286 * doc/invoke.texi (-Wc++0x-compat): Document.
20288 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20290 * builtins.c (fold_builtin_carg): New.
20291 (fold_builtin_1): Use it.
20293 2007-01-24 Jan Hubicka <jh@suse.cz>
20295 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20297 * ipa-inline.c (initial_insns, max_insns): Delete.
20298 (compute_max_insns): New function.
20299 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20300 amount of insns as base for code growth.
20301 (cgraph_decide_inlining): Make initial_insns local; do not compute
20303 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20304 * doc/invoke.texi (inline-unit-growth): Update docs.
20306 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20308 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20309 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20310 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20311 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20312 for CPUs that have PTA_CX16 set.
20314 PR middle-end/27416
20315 * gimplify.c (omp_check_private): New function.
20316 (gimplify_scan_omp_clauses): Use it for
20317 firstprivate/lastprivate/reduction.
20319 PR middle-end/30494
20320 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20321 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20323 PR middle-end/30421
20324 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20325 If lower_lastprivate_clauses emits some statements, append them
20326 to dlist rather than body_p and to body_p append an initializer.
20327 (lower_omp_for): Adjust caller.
20329 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20331 * target.h (globalize_decl_name): New.
20332 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20333 * output.h (default_globalize_decl_name): New.
20334 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20336 (globalize_decl): Ditto.
20337 (default_globalize_decl_name): New.
20338 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20339 (ia64_handle_version_id_attribute): New.
20340 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20341 (ia64_asm_output_external): Use globalize_decl_name instead
20342 of globalize_label.
20343 * doc/extend.texi (version_id): New pragma.
20344 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20346 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20348 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20349 _uleb128_t and _Unwind_SWord with _sleb128_t.
20350 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20351 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20353 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20354 * unwind-pe.h (read_uleb128, read_sleb128,
20355 read_encoded_value_with_base): Likewise.
20356 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20358 2007-01-24 Richard Guenther <rguenther@suse.de>
20360 * builtins.c (expand_builtin_cexpi): Get the fndecl
20361 for cexp in the correct way.
20363 2007-01-24 Jan Hubicka <jh@suse.cz>
20365 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20368 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20370 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20371 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20372 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20373 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20374 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20375 __SIZEOF_PTRDIFF_T__.
20376 * doc/cpp.texi: Documentation for the new builtin macros added.
20378 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20380 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20381 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20382 instead of operands[2] to avoid access past the end of array.
20384 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20386 * reload1.c (emit_reload_insns): Pass the reload register
20387 for a non-spill output reload through forget_old_reloads_1.
20389 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20391 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20392 _SOFT_DOUBLE if doubles use software floating-point.
20393 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20394 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20395 * config/rs6000/darwin-ldouble.c: Also compile functions for
20396 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20397 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20398 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20399 commented-out long double override.
20400 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20401 * config/rs6000/eabispe.h: Likewise.
20402 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20403 long double for non-SPE.
20404 (rs6000_handle_option): Likewise.
20405 (invalid_e500_subreg): Disallow more subregs involding DImode,
20406 DFmode, TImode or TFmode.
20407 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20409 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20411 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20412 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20414 (rs6000_legitimate_address): Also check for TFmode for E500
20416 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20417 (spe_build_register_parallel): Handle TFmode and TCmode.
20418 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20420 (function_arg): Handle TFmode and TCmode for E500 double.
20421 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20423 (print_operand): Handle TFmode and TImode for %y.
20424 (rs6000_generate_compare): Handle TFmode comparisons for E500
20426 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20427 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20428 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20429 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20430 TFmode for E500 double.
20431 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20432 (floatsidf2): Enable for E500 double.
20433 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20434 (extenddftf2): Change to extenddftf2_fprs.
20435 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20436 depending on TARGET_E500_DOUBLE.
20437 (extendsftf2): Enable for E500 double.
20438 (trunctfdf2): Enable for E500 double.
20439 (trunctfsf2): Change to trunctfsf2_fprs.
20440 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20441 depending on TARGET_E500_DOUBLE.
20442 (floatsitf2): Enable for E500 double.
20443 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20444 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20445 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20446 (negtf2): Change to negtf2_internal.
20447 (negtf2): New expander.
20448 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20449 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20450 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20451 (movdi_internal32): Use rs6000_nonimmediate_operand.
20452 (unnamed splitter): Likewise.
20453 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20454 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20455 (SPE64TF, DITI): New mode macros.
20456 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20459 (frob_<mode>_di_2): New.
20460 (frob_tf_di_8_2): New.
20461 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20463 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20465 (frob_ti_<mode>_8_2): New.
20466 (frob_ti_tf_2): New.
20467 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20468 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20470 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20471 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20472 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20473 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20474 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20475 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20478 2007-01-23 Ian Lance Taylor <iant@google.com>
20480 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20482 (OBJS-archive): Reformat, alphabetize.
20483 (OBJS): Change out_object_file to OBJS-md.
20485 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20487 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20488 JUMP_P and CALL_P predicates where applicable.
20489 * config/i386/i386.c: Ditto.
20490 * config/i386/i386.md: Ditto.
20491 * config/i386/mmx.md: Ditto.
20492 * config/i386/predicates.md: Ditto.
20494 2007-01-22 Andreas Schwab <schwab@suse.de>
20496 * config/m68k/m68k.h: Fix comment.
20498 2007-01-22 Jan Hubicka <jh@suse.cz>
20500 * passes.c (init_optimization_passes): Do not rerun
20501 pass_early_warn_uninitialized.
20503 2007-01-22 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/30038
20506 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20508 (execute_cse_sincos_1): Likewise.
20509 (execute_cse_sincos): Likewise.
20510 (gate_cse_sincos): Likewise.
20511 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20512 the cexpi() canonicalization of sincos().
20513 * tree-pass.h (pass_cse_sincos): Declare.
20514 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20516 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20518 PR rtl-optimization/29329
20519 * combine.c (replaced_rhs_insn): Rename to i2mod.
20520 (replaced_rhs_value): Rename to i2mod_new_rhs.
20521 (i2mod_old_rhs): New global variable.
20522 (combine_instructions): Adjust for above change. Save a copy of
20523 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20524 note are substituted in the second instruction.
20525 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20526 ditch the note if it pertains to the second eliminated register
20527 and this register is mentioned in i2mod_old_rhs.
20530 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20532 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20533 the insn to which the note was originally attached.
20535 2007-01-21 Jan Hubicka <jh@suse.cz>
20537 * ipa-inline.c (inlining_mode): Comment, move up.
20538 (cgraph_decide_inlining_incrementally): Do not perform inlining
20539 itself; fix handling of flattening of self recursive functions.
20540 (cgraph_find_cycles): Remove.
20541 (cgraph_flatten_node): Remove.
20542 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20543 (try_inline): New function.
20544 (cgraph_early_inlining): Update call of
20545 cgraph_decide_inlining_incrementally. Apply inlining here.
20546 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20548 2007-01-21 Dirk Mueller <dmueller@suse.de>
20551 * tree-vrp.c (check_array_bounds): do not warn
20552 about ADDR_EXPR's of ARRAY_REF's which are immediately
20553 used in binary expressions.
20555 2007-01-21 Ira Rosen <irar@il.ibm.com>
20557 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20558 read_write_dep and macros for its access.
20559 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20560 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20561 argument, call vect_check_interleaving for every independent pair of
20562 data-refs. Mark loads that access the same memory location as a store
20564 (vect_check_dependences): Remove.
20565 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20566 call, fix the call to vect_analyze_data_ref_dependence.
20567 (vect_analyze_data_ref_access): For statements that access the same
20568 data-ref, check that they are not stores; for loads, check that there
20569 is no store that access the same location.
20571 2007-01-20 Roger Sayle <roger@eyesopen.com>
20572 Joseph Myers <joseph@codesourcery.com>
20574 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20575 (-fdump-rtl-stack): Likewise.
20576 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20577 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20578 (-mpt-fixed): Use @minus{} for minus sign.
20579 (Using Precompiled Headers): Fix under/overfull hbox.
20581 2007-01-20 Jan Hubicka <jh@suse.cz>
20583 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20584 place within annotation.
20586 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20588 * pa.c (output_move_double): Change array size of xoperands to 4.
20590 2007-01-20 Jan Hubicka <jh@suse.cz>
20592 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20595 2007-01-19 Ian Lance Taylor <iant@google.com>
20597 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20598 constant to unsigned HOST_WIDE_INT before negating.
20600 2007-01-19 Ian Lance Taylor <iant@google.com>
20602 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20604 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20605 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20606 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20607 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20608 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20609 (realloc_vdef, realloc_vuse): Change second parameter to
20611 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20612 fields to unsigned.
20613 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20614 unsigned. Change x and lim locals to unsigned.
20615 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20617 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20618 (copy_virtual_operands): Change i and n locals to unsigned.
20620 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20622 PR middle-end/29335
20623 * builtins.c (fold_builtin_1): Handle builtin fdim.
20625 2007-01-20 Jan Hubicka <jh@suse.cz>
20627 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20628 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20629 init_alias_heapvars.
20630 (init_alias_heapvars): Initialize only when not already initialized.
20631 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20633 2007-01-19 Roger Sayle <roger@eyesopen.com>
20635 * common.opt (fsigned-zeros): New command line option.
20636 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20637 of flag_unsafe_math_optimizations.
20638 * opts.c (set_fast_math_flags): The -ffast-math command line option
20639 implies -fno-signed-zeros.
20640 (fast_math_flags_set_p): Likewise.
20642 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20643 the documentation of -ffast-math appropriately. Wrap long lines.
20645 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20647 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20648 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20650 2007-01-19 Tomas Bily <tbily@suse.cz>
20652 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20654 (tree_init_ic_make_global_vars): New function
20655 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20656 (tree_gen_ic_profiler): New function
20657 (tree_gen_ic_func_profiler): New function
20658 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20659 (tree_profile_hooks): Added hook for indirec/virtual calls
20660 * value-prof.c (tree_find_values_to_profile): New case for
20662 (tree_values_to_profile): Call for determining indirect/virtual
20664 (tree_indirect_call_to_profile): New function
20665 (tree_ic_transform): New function
20666 (tree_ic): New function
20667 (find_func_by_pid): New function
20668 (init_pid_map): New function
20669 (tree_value_profile_transformations): Added check for
20670 indirect/virtual call transformation
20671 * value-prof.h (enum hist_type): New counter type for
20672 indirect/virtual calls
20673 (profile_hooks): Added new hook for profiling indirect/virtual
20675 * profile.c (instrument_values): New case for indirect/virtual
20677 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20678 (GCOV_COUNTER_V_INDIR): New counter type
20679 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20680 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20682 * cgraph.c: Definition of cgraph_max_pid
20683 (cgraph_create_node): Default init of pid attribute
20684 * cgraph.h: Declaration of cgraph_max_pid
20685 (struct cgraph_node): Added pid attribute
20686 * libgcov.c (__gcov_indirect_call_profiler): New function
20687 (__gcov_one_value_profiler_body): New function
20688 (__gcov_one_value_profiler): Body was moved to
20689 __gcov_one_value_profiler_body and calls it
20691 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20693 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20694 * gengtype.c (write_types_data, write_func_for_structure,
20695 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20696 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20697 (walk_type, write_func_for_structure): Generate the mark_hook if
20700 2007-01-19 Jan Hubicka <jh@suse.cz>
20702 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20703 'early' argument take inlining mode argument specifying whether to
20704 inline for size/speeed or all functions; add support for flattening;
20706 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20708 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20711 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20712 the name of the declared identifier.
20714 2007-01-19 Dirk Mueller <dmueller@suse.de>
20716 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20717 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20718 duplicate evaluation.
20720 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20722 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20723 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20724 to XFMode, use acosxf2 and truncate result to requested mode.
20725 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20726 (asin<mode>2): Similarly, with asin expanders.
20727 (*fscalexf4_i387): Rename from *fscalexf4.
20728 (expNcorexf3): New expander.
20729 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20730 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20731 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20732 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20733 patterns for SSE math.
20734 (exp10<mode>2): Similarly, with exp10 expanders.
20735 (exp2<mode>2): Similarly, with exp2 expanders.
20736 (expm1<mode>2): Similarly, with expm1 expanders.
20737 (ldexp<mode>3): Similarly, with ldexp expanders.
20738 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20739 Use gen_truncxf<mode>2_i387_noop to truncate result.
20741 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20743 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20744 for ColdFire targets.
20746 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20747 Richard Sandiford <richard@codesourcery.com>
20749 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20750 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20751 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20752 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20753 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20754 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20756 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20758 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20759 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20760 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20761 (*adddi_dilshr32_cf): New pattern.
20762 (adddi3, subdi3): Remove first alternatives.
20764 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20766 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20767 implemented using move.l, do not use its cc result for floating-point
20770 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20772 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20773 from accepting 's' constraints if flag_pic.
20775 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20777 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20778 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20779 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20780 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20782 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20784 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20785 ColdFire alternatives.
20786 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20787 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20788 architectures that support ff1 instruction.
20790 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20791 Julian Brown <julian@codesourcery.com>
20793 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20794 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20795 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20798 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20800 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20802 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20803 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20804 HOST_WIDE_INT instead of an rtx.
20805 (m68k_rtx_costs): Update call accordingly.
20806 (output_move_const_into_data_reg): Likewise. Fix formatting.
20807 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20809 (output_move_simode_const): Update calls after above changes.
20810 Rework to use automatic variables and predicates like MEM_P.
20811 * config/m68k/m68k.md (pushexthisi_const): Update call to
20814 2007-01-19 Dirk Mueller <dmueller@suse.de>
20816 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20817 in dump_flags test.
20819 2007-01-19 Richard Guenther <rguenther@suse.de>
20821 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20822 via cexp in case sincos is not available.
20824 2007-01-19 Richard Guenther <rguenther@suse.de>
20826 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20827 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20828 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20829 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20830 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20831 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20832 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20833 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20835 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20837 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20839 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20840 (atan2xf3): Directly generate RTL pattern.
20841 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20842 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20843 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20844 disable patterns for SSE math.
20845 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20846 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20847 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20848 disable patterns for SSE math.
20850 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20852 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20854 2007-01-18 Roger Sayle <roger@eyesopen.com>
20856 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20857 VIEW_CONVERT_EXPR to the same type as it's operand.
20859 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20861 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20862 configured for long double 128.
20864 2007-01-18 Mike Stump <mrs@apple.com>
20866 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20869 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20871 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20874 2007-01-18 Jan Hubicka <jh@suse.cz>
20876 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20877 greater than NUM_VOP_FREE_BUCKETS.
20879 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20881 * tree-ssa-structalias.c: Update comments.
20882 (ptabitmap_obstack): Removed.
20883 (pta_obstack): New.
20884 (oldpta_obstack): Ditto.
20885 (stats): Add a few members.
20886 (struct variable_info): Remove node, complex, address_taken, and
20887 indirect_target members. Add oldsolution member.
20888 (new_var_info): Do not initialize removed members.
20889 (constraint_expr_type): Remove INCLUDES.
20890 (constraint_graph): Add size, implicit_preds, rep,
20891 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20892 (FIRST_REF_NODE): New macro.
20893 (LAST_REF_NODE): Ditto.
20894 (FIRST_ADDR_NODE): Ditto.
20895 (find): New function.
20897 (dump_constraint): Do not handle INCLUDES.
20898 (insert_into_complex): Do not insert duplicate constraints.
20899 (condense_varmap_nodes): Renamed and rewritten into ...
20900 (merge_node_constraints): This. Also fix bug in handling of
20901 offseted copy constraints.
20902 (clear_edges_for_node): No longer need to deal with preds at all,
20903 or removing associated preds/succs.
20904 (merge_graph_nodes): Deal with indirect_cycles.
20905 Don't deal with predecessors.
20906 (add_implicit_graph_edge): New function.
20907 (add_pred_graph_edge): Ditto.
20908 (add_graph_edge): Don't deal with predecessors.
20909 (build_constraint_graph): Removed.
20910 (build_pred_graph): New function.
20911 (build_succ_graph): Ditto.
20912 (struct scc_info): Removed in_component. Added roots, dfs, and
20913 node_mapping. Remove visited_index, unification_queue.
20914 (scc_visit): Deal with union-find we do now.
20915 Deal with cycles with REF nodes.
20916 (collapse_nodes): Renamed and rewritten to ...
20917 (unify_nodes): This.
20918 (process_unification_queue): Removed.
20919 (topo_visit): Cleanup
20920 (do_da_constraint): Use find.
20921 (do_sd_constraint): Ditto.
20922 (do_ds_constraint): Ditto.
20923 (do_complex_constraint): Ditto.
20924 (init_scc_info): Update for removed and added members.
20925 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20926 (find_indirect_cycles): This.
20927 (equivalence_class): New variable.
20928 (label_visit): New function.
20929 (perform_variable_substitution): Rewritten.
20930 (free_var_substitution_info): New function.
20931 (find_equivalent_node): Ditto.
20932 (move_complex_constraints): Ditto.
20933 (eliminate_indirect_cycles): Ditto.
20934 (solve_graph): Only propagate changed bits.
20935 Use indirect cycle elimination.
20937 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20938 (tree_id_eq): Renamed to ...
20939 (tree_vi_eq): This. Update for member change
20940 (insert_id_for_tree): Renamed and rewritten to ...
20941 (insert_vi_for_tree): This.
20942 (lookup_id_for_tree): Renamed and rewritten to ...
20943 (lookup_vi_for_tree): This.
20944 (get_id_for_tree): Renamed and rewritten to ...
20945 (get_vi_for_tree): Ditto.
20946 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20947 (process_constraint): Don't handle INCLUDES.
20948 Remove special ADDRESSOF case.
20949 (find_func_aliases): Rewrite to use vi functions instead of id
20951 (create_function_info_for): Ditto.
20952 (create_variable_info_for): Ditto.
20953 (intra_create_variable_infos): Ditto.
20954 (merge_smts_into): Ditto.
20955 (find_what_p_points_to): Ditto.
20956 (init_base_vars): Ditto.
20957 (init_alias_vars): Ditto.
20958 (remove_preds_and_fake_succs): New function.
20959 (dump_sa_points_to_info): Dump new stats.
20960 (dump_solution_for_var): Use find.
20961 (set_used_smts): Fix formatting.
20962 (compute_points_to_sets): Updated for new functions.
20963 (ipa_pta_execute): Ditto.
20965 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20966 Richard Sandiford <richard@codesourcery.com>
20968 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20970 * calls.c (expand_call): If the return value is a PARALLEL,
20971 extract its first member.
20972 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20973 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20974 use FUNCTION_EXTRA_EPILOGUE.
20975 (m68k_function_value): Return a PARALLEL if the return value
20976 is of a pointer type.
20977 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20978 (FUNCTION_EXTRA_EPILOGUE): Remove.
20979 * config/m68k/m68k.md (D0_REG): New constant.
20981 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20983 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20984 output a NOP for empty epilogues.
20986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20988 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20989 before function. Extend register save check to include all
20990 registers, not just integer ones.
20992 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20994 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20995 (m68k_use_return_insn): ...this.
20996 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20997 * config/m68k/m68k.c (use_return_insn): Rename to...
20998 (m68k_use_return_insn): ...this.
20999 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21000 of USE_RETURN_INSN.
21002 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21004 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21005 nearest even, fix denormal rounding overflow.
21007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21009 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21010 f%$smove and f%$move.
21011 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21012 (extendsfdf2_cf): Use fdmove instead of f%&move.
21013 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21014 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21016 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21018 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21023 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21024 (coldfire_single_format): Declare.
21025 (coldfire_double_format): Likewise.
21026 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21027 of qnan_msb_set to determine the lower bits of a canonical
21029 (encode_ieee_double): Likewise.
21030 (encode_ieee_quad): Likewise.
21031 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21032 (mips_single_format): Likewise.
21033 (ieee_double_format): Likewise.
21034 (mips_double_format): Likewise.
21035 (ieee_extended_motorola_format): Likewise.
21036 (ieee_extended_intel_96_format): Likewise.
21037 (ieee_extended_intel_128_format): Likewise.
21038 (ieee_extended_intel_96_round_53_format): Likewise.
21039 (ibm_extended_format): Likewise.
21040 (mips_extended_format): Likewise.
21041 (ieee_quad_format): Likewise.
21042 (mips_quad_format): Likewise.
21043 (vax_f_format): Likewise.
21044 (vax_d_format): Likewise.
21045 (vax_g_format): Likewise.
21046 (i370_single_format): Likewise.
21047 (i370_double_format): Likewise.
21048 (decimal_single_format): Likewise.
21049 (decimal_double_format): Likewise.
21050 (decimal_quad_format): Likewise.
21051 (c4x_single_format): Likewise.
21052 (c4x_extended_format): Likewise.
21053 (real_internal_format): Likewise.
21054 (coldfire_single_format): New real_format.
21055 (coldfire_double_format): Likewise.
21056 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21057 canonical_nan_lsbs_set.
21058 (pdp11_d_format): Likewise.
21059 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21060 if TARGET_COLDFIRE_CPU.
21062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21064 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21065 (output_call, m68k_legitimize_call_address): Declare.
21066 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21067 parenthesees. Add support for a 'W' constraint.
21068 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21069 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21070 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21071 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21073 (override_options): Initialize them. Do not set flag_no_function_cse
21074 for TARGET_ID_SHARED_LIBRARY.
21075 (m68k_output_pic_call): Delete.
21076 (m68k_legitimize_call_address): New function.
21077 (print_operand): Remove the %o prefix. Handle the %p prefix.
21078 (output_call): New function.
21079 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21080 target address from the GOT if symbolic jumps are not allowed.
21081 * config/m68k/m68k.md (call, general_operand): Do not set
21082 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21083 Merge separate flag_pic and !flag_pic define_insns into...
21084 (*call, *call_value): ...these new patterns. Match the address
21085 rather than the containing MEM and require it to be a call_operand.
21086 Use output_call to generate the asm template.
21087 * config/m68k/predicates.md (const_call_operand): New predicate.
21088 (call_operand): Likewise.
21090 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21092 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21093 (STACK_GROWS_DOWNWARD): Define to 1.
21094 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21095 comments, emphasizing that these values are only defaults.
21096 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21097 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21099 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21101 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21103 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21104 Richard Sandiford <richard@codesourcery.com>
21106 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21107 (FP_REGNO_P): New macros.
21108 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21109 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21110 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21111 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21113 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21115 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21116 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21118 * config/m68k/t-floatlib: New file, extracting common code from...
21119 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21120 * config/m68k/t-uclinux: Here.
21121 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21122 routines on ColdFire targets.
21124 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21126 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21127 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21128 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21129 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21130 explicitly set MOTOROLA to 1.
21131 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21133 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21134 Nathan Sidwell <nathan@codesourcery.com>
21136 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21137 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21138 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21139 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21140 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21141 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21142 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21143 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21144 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21145 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21146 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21147 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21148 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21149 (DBX_REGISTER_NUMBER): Delete.
21150 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21151 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21152 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21154 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21156 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21157 * config/flat.h: New file.
21158 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21159 OBJECT_FORMAT_FLAT.
21160 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21161 indirect references for -msep-data or -mid-shared-library.
21162 Do not use PC-relative code addresses either.
21163 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21165 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21166 for shared libraries and crt1.o for executables. Use crti.o and
21168 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21169 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21170 Do not add -elf2flt or -shared-lib-id options here.
21171 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21172 Pass -shared-lib-id if -mid-shared-library, taking the library
21173 identifier from -mshared-library-id if given, otherwise
21175 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21176 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21177 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21178 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21179 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21180 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21182 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21183 jump sequence for ISA A and ISA A+.
21184 (PICJUMP): Likewise.
21186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21188 * config.gcc (m68k-*-uclinux*): Base the port on the common
21189 and m68k GNU/Linux files rather than on the generic ELF ones.
21190 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21191 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21193 2007-01-18 Julian Brown <julian@codesourcery.com>
21194 Richard Sandiford <richard@codesourcery.com>
21196 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21197 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21198 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21200 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21201 80 unconditionally.
21202 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21204 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21206 * doc/install.texi: Document m68k-uclinuxoldabi.
21207 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21208 * config/m68k/uclinux-oldabi.h: New file, copied from
21209 config/m68k/uclinux.h.
21211 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21213 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21214 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21215 (m32r_compute_frame_size): Use unsigned for regno.
21216 (m32r_reload_lr): Use gen_frame_mem.
21218 (m32r_output_function_epilogue): Don't output the function epilogue
21220 (m32r_expand_epilogue): New.
21221 (direct_return): Return false if the function has the interrupt
21223 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21224 * config/m32r/m32r.md (epilogue): New expander.
21225 (return_lr, return_rte): New insns.
21226 (return): Make it expander.
21227 (return_normal): New expander.
21229 2007-01-18 Josh Conner <jconner@apple.com>
21232 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21233 support for UNLE, UNLT, UNGE, and UNGT.
21235 2007-01-18 Jan Hubicka <jh@suse.cz>
21237 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21238 * tree-tailcall (add_virtual_phis): Likewise.
21239 (optimize_tail_call): Return TODOs.
21240 (execute_tail_calls): Return TODOs.
21241 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21242 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21244 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21245 Cleanup cfg using TODO.
21246 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21247 * passes.c (execute_function_todo): When cleanup did something, remove
21249 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21250 (make_edges): Don't cleanup_cfg.
21252 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21254 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21255 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21256 operate on the top of stack.
21257 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21258 register handling of instructions that output to the second
21260 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21261 (move_for_stack_reg): Special-case check for dead destination
21262 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21264 * config/i386/i386.md (UNSPEC_TAN): New constant.
21265 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21266 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21267 to correctly model move of constant 1.0 to top stack slot.
21268 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21269 (unnamed peephole2 pattern): Remove corresponding peephole2
21270 pattern that optimizes tan insn and loading of constant 1.0.
21271 (tanxf2): Use fptanxf4_i387.
21272 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21273 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21274 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21275 disable patterns for SSE math.
21276 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21277 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21279 2007-01-18 Dirk Mueller <dmueller@suse.de>
21280 Richard Guenther <rguenther@suse.de>
21283 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21284 * common.opt (Warray-bounds): Add new warning option.
21285 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21287 * Makefile.in: make tree-vrp.o depend on toplev.h
21288 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21290 (check_array_refs, check_array_bounds, check_array_ref): New.
21292 2007-01-18 Jan Hubicka <jh@suse.cz>
21294 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21295 (execute_ssa_ccp): Return flags conditionally.
21296 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21298 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21300 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21302 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21303 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21305 * Makefile.c (GTFILES): Add cfglayout.h.
21306 * gengtype.c (open_base_files): Likewise.
21307 * cfglayout.c (cfg_layout_function_footer,
21308 cfg_layout_function_header) Reindent to make gengtype happy.
21309 * cfglayout.h (cfg_layout_function_footer,
21310 cfg_layout_function_header): Add GTY(()) marker.
21312 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21314 2007-01-18 Ben Elliston <bje@au.ibm.com>
21316 * genautomata.c (write_automata): Include xstrerror output in the
21317 error message if writing the DFA description file fails.
21319 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21321 * config/mips/mips-protos.h (mips_output_external): Make it
21323 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21324 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21325 (extern_list): Likewise.
21326 (extern_head): Likewise.
21327 (TARGET_ASM_FILE_END): Likewise.
21328 (mips_file_end): Likewise.
21329 (mips_output_external): Rewritten.
21331 2007-01-18 Ben Elliston <bje@au.ibm.com>
21333 * genpreds.c (write_insn_preds_c): Only write out the function
21334 body for regclass_for_constraint if we have register constraints.
21336 2007-01-17 Tom Tromey <tromey@redhat.com>
21338 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21339 * doc/install.texi (Testing): Use sourceware.org.
21340 (Binaries): Likewise.
21341 (Specific): Likewise.
21342 * doc/contrib.texi (Contributors): Use sourceware.org.
21344 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21346 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21347 (AVR_ENHANCED): Rename to ...
21348 (AVR_HAVE_MUL): ... new.
21349 (avr_enhanced_p): Rename to ...
21350 (avr_have_mul_p): ... new.
21351 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21352 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21353 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21354 (avr_have_mul_p): ... new.
21355 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21356 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21357 'avr_enhanced_p' and 'enhanced'.
21358 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21359 AVR_HAVE_MUL instead of AVR_ENHANCED.
21360 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21361 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21362 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21363 instead of AVR_ENHANCED.
21364 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21365 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21366 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21368 2007-01-17 Ian Lance Taylor <iant@google.com>
21370 * vec.h (VEC_reserve_exact): Define.
21371 (vec_gc_p_reserve_exact): Declare.
21372 (vec_gc_o_reserve_exact): Declare.
21373 (vec_heap_p_reserve_exact): Declare.
21374 (vec_heap_o_reserve_exact): Declare.
21375 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21377 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21378 negative parameter.
21379 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21380 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21381 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21382 * vec.c (calculate_allocation): Add exact parameter. Change all
21384 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21385 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21386 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21387 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21388 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21389 (vec_heap_p_reserve_exact): New function.
21390 (vec_heap_o_reserve_exact): New function.
21392 2007-01-17 Jan Hubicka <jh@suse.cz>
21394 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21396 2007-01-17 Eric Christopher <echristo@apple.com>
21398 * config.gcc: Support core2 processor.
21400 2007-01-16 Jan Hubicka <jh@suse.cz>
21402 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21403 the names, just unlink the chain so we don't crash on dangling
21407 2007-01-16 Jan Hubicka <jh@suse.cz>
21409 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21410 * tree-pass.h: Reorder to make IPA passes appear toegher.
21411 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21413 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21414 parameters, do not call early inliner.
21415 * ipa-inline.c: Update comments. Include tree-flow.h
21416 (cgraph_decide_inlining): Do not compute inlining parameters.
21417 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21418 be called with function context set up.
21419 (pass_ipa_inline): Remove unreachable functions before pass.
21420 (cgraph_early_inlining): Simplify assuming to be called from the
21422 (pass_early_inline): New pass.
21423 (cgraph_gate_ipa_early_inlining): New gate.
21424 (pass_ipa_early_inline): Turn into simple wrapper.
21425 (compute_inline_parameters): New function.
21426 (gate_inline_passes): New gate.
21427 (pass_inline_parameters): New pass.
21428 (apply_inline): Move here from tree-optimize.c
21429 (pass_apply_inline): New pass.
21430 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21432 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21433 doing them by hand.
21434 (tree_function_versioning): Do not allocate dummy struct function.
21435 * tree-inline.h (optimize_inline_calls): Update prototype.
21436 * tree-optimize.c (execute_fixup_cfg): Export.
21437 (pass_fixup_cfg): Remove
21438 (tree_rest_of_compilation): Do not apply inlines.
21439 * tree-flow.h (execute_fixup_cfg): Declare.
21440 * Makefile.in (gt-passes.c): New.
21441 * passes.c: Include gt-passes.h
21442 (init_optimization_passes): New passes.
21443 (nnodes, order): New static vars.
21444 (do_per_function_toporder): New function.
21445 (execute_one_pass): Dump current pass here.
21446 (execute_ipa_pass_list): Don't dump current pass here.
21448 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21450 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21451 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21453 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21455 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21456 (strong_alias): Define.
21457 (__gcc_qmul): Provide non-FMA for soft-float.
21458 (__gcc_qdiv): Same.
21463 (__gcc_qunord): New.
21473 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21474 soft-float functions.
21475 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21476 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21477 about long double soft float.
21479 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21480 Tehila Meyzels <tehila@il.ibm.com>
21482 * tree-vectorizer.h (is_pattern_stmt_p): New.
21483 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21484 formatting (tabs instead of spaces). Cleanup and clarify setting
21485 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21486 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21487 (vectorizable_type_demotion): Check that types are integral.
21488 (vectorizable_type_promotion): Likewise.
21489 (vectorizable_store): Fix typo. Eliminate new-line at end of
21492 2007-01-16 Jan Hubicka <jh@suse.cz>
21494 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21497 2007-01-15 Eric Christopher <echristo@apple.com>
21499 * ifcvt.c: Include vec.h, vecprim.h.
21500 (check_cond_move_block): New argument regs.
21501 Reorganize. Add registers used to regs.
21502 (cond_move_process_if_block): Use regs set above as
21505 2007-01-15 Eric Christopher <echristo@apple.com>
21507 * config/darwin.h: Update copyright.
21508 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21509 (LINK_COMMAND_SPEC): Add -u.
21510 (LINK_SPEC): Fix umbrella for above.
21512 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21514 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21517 2007-01-15 Tom Tromey <tromey@redhat.com>
21519 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21520 * doc/install.texi (Testing): Don't mention jacks.
21521 (Configuration): Document --enable-java-maintainer-mode. Move
21522 --with-java-home to libgcj-specific section. Document
21524 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21526 2007-01-15 Jan Hubicka <jh@suse.cz>
21528 * tree-ssa-dce.c (DCE_TODOs): New.
21529 (propagate_necessity): Return if something changed.
21530 (eliminate_unnecessary_stmts): Likewise.
21531 (perform_tree_ssa_dce): Return TODO flags when needed.
21532 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21534 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21536 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21537 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21538 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21539 patterns using X87MODEF12 mode macro. Extend operand 1
21540 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21541 (log10<mode>2): Ditto.
21542 (log2<mode>2): Ditto.
21543 (log1p<mode>2): Ditto.
21544 (logb<mode>2): Ditto.
21545 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21546 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21547 (*fxtractxf3_i387): Rename from *fxtractxf3.
21548 (fxtract_extend<mode>xf3_i387): New insn pattern.
21549 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21550 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21551 and gen_fyl2xxf3_i387().
21553 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21555 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21556 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21557 get_loop_exit_edges. Changed return type to bool.
21558 * cfgloop.h (fix_loop_placement): Declaration removed.
21560 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21562 * param.h (MIN_VECT_LOOP_BOUND): New.
21563 * params.def (MIN_VECT_LOOP_BOUND): New.
21564 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21565 argument - minimum threshold for number of iterations.
21566 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21567 argument to declaration.
21568 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21569 MIN_VECT_LOOP_BOUND.
21570 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21571 slpeel_tree_peel_loop_to_edge with additional argument.
21572 (vect_do_peeling_for_alignment): Likewise.
21573 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21575 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21578 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21579 operands of size 1.
21581 2007-01-14 Jan Hubicka <jh@suse.cz>
21583 * tree-dfa.c (remove_referenced_var): New function.
21584 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21585 prune referenced vars list too.
21586 * tree-flow.h (remove_referenced_var): Declare.
21588 2007-01-14 Jan Hubicka <jh@suse.cz>
21590 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21592 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21593 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21594 * except.h (verify_eh_throw_table_statements): Kill prototype.
21595 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21596 into call exrepssions.
21597 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21599 * tree-cfg.c: Include pointer-set.h.
21600 (verify_node_sharing): Work on pointer set.
21601 (verify_eh_throw_stmt_node): New.
21602 (verify_stmts): Use pointers sets, verify throw_stmt.
21604 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21606 * ipa-reference.c (analyze_function): Consider also addresses taken
21609 2007-01-12 Roger Sayle <roger@eyesopen.com>
21611 * c-typeck.c (null_pointer_constant_p): Replace use of
21612 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21613 (build_c_cast): Likewise.
21615 2007-01-12 Roger Sayle <roger@eyesopen.com>
21617 * tree.h (force_fit_type_double): Remove unused final argument.
21618 * c-common.c (constant_expression_warning): Replace use of
21619 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21620 (convert_and_check): Likewise.
21621 (shorten_compare): Update call to force_fit_type_double.
21622 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21623 * convert.c (convert_to_pointer): Update call to
21624 force_fit_type_double.
21625 * fold-const.c (force_fit_type_double): Remove overflowed_const
21627 (int_const_binop, fold_convert_const_int_from_int,
21628 fold_convert_const_int_from_real, fold_div_compare,
21629 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21630 fold_abs_const, fold_not_const): Remove the final argument from
21631 calls to force_fit_type_double.
21633 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21635 * configure.ac: Set insn to "nop" for spu-*-* also.
21636 * configure: Regenerate.
21638 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21640 * builtins.def : Add BUILT_IN_FREE.
21642 2007-01-12 Jan Hubicka <jh@suse.cz>
21644 PR tree-optimization/30443
21645 * tree-inline.c (tree_function_versioning): Do not optimize when
21646 cloning for inlining.
21648 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21650 * doc/loop.texi: Document recording of loop exits.
21651 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21652 (update_single_exits_after_duplication,
21653 update_single_exit_for_duplicated_loop,
21654 update_single_exit_for_duplicated_loops): Removed.
21655 (duplicate_loop_to_header_edge): Do not call
21656 update_single_exits_after_duplication and
21657 update_single_exit_for_duplicated_loops.
21658 (loop_version): Do not update single_exit information.
21659 (fix_loop_structure): Use record_loop_exits instead of
21660 mark_single_exit_loops.
21661 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21662 the lists of loop exits.
21663 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21664 split_edge, merge_blocks): Update the lists of loop exits.
21665 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21666 loop_optimizer_init.
21667 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21668 of mark_single_exit_loops.
21669 (loop_optimizer_finalize): Call release_recorded_exits.
21670 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21671 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21672 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21673 update single exit information.
21674 * lambda-code.c (perfect_nestify): Ditto.
21675 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21676 (mark_single_exit_loops): Removed.
21677 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21678 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21679 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21681 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21682 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21683 (verify_loop_structure): Verify consistency of the exit lists.
21684 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21685 (set_single_exit): Removed.
21686 * cfgloop.h (struct loop_exit): New function.
21687 (struct loop): single_exit_ field replaced by exits field.
21688 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21689 LOOPS_HAVE_RECORDED_EXITS.
21690 (struct loops): Added exits hash.
21691 (mark_single_exit_loops, set_single_exit): Declaration removed.
21692 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21696 * doc/invoke.texi: Avoid use of @headitem.
21698 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21700 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21702 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21704 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21707 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21708 Richard Sandiford <richard@codesourcery.com>
21710 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21711 * config/m68k/m68k.opt: Resort options.
21712 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21714 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21715 Richard Sandiford <richard@codesourcery.com>
21717 * doc/invoke.texi: Document the macros that are defined by
21718 m68k's -mtune and -mhard-float options.
21719 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21720 (m68k_cpp_cpu_family): Likewise.
21721 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21722 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21723 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21724 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21725 (m68k_cpp_cpu_family): Likewise.
21727 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21730 macros besides mc68000 as tuning macros. Use a switch statement
21731 to set them and mcpu32.
21733 2007-01-12 Julian Brown <julian@codesourcery.com>
21735 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21736 (TARGET_68040_ONLY): Rename to...
21737 (TARGET_68040): ...this.
21738 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21739 * config/m68k/m68k.md: Likewise.
21741 2007-01-12 Julian Brown <julian@codesourcery.com>
21742 Nathan Sidwell <nathan@codesourcery.com>
21743 Richard Sandiford <richard@codesourcery.com>
21745 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21746 the -mcpu= argument associated with the --with-cpu setting.
21747 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21748 if different from the one implied by the -mcpu setting.
21749 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21750 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21751 * doc/invoke.texi: Mention ColdFire in the introduction to the
21752 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21753 -mno-div and -mhard-float options. Make -m68881 a synonym for
21754 -mhard-float. Document the previously-undocumented -m5206e,
21755 -m528x, -m5307 and -m5407 options. Tweak the existing option
21756 documentation for consistency.
21757 * doc/install.texi: Mention new --with-cpu arguments.
21758 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21759 default CPU if neither -mcpu nor -march are specified.
21760 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21761 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21762 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21763 using m68k_tune to decide between families that implement the
21764 same ISA. Use m68k_tune to set __mcfv4e__.
21765 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21766 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21767 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21768 (FL_ISA_C, FL_ISA_MMU): New macros.
21769 (MASK_COLDFIRE): Delete.
21770 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21771 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21772 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21773 (TARGET_HARD_FLOAT): Do not define here.
21774 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21775 (TUNE_68000): New macro.
21776 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21777 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21778 (TUNE_CFV2): Redefine in terms of m68k_tune.
21779 (uarch_type, target_device, fpu_type): New enums.
21780 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21781 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21782 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21783 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21784 (FL_FOR_isa_c): New macros.
21785 (m68k_isa): New enum.
21786 (m68k_target_selection): New structure.
21787 (all_devices, all_isas, all_microarchs): New tables.
21788 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21789 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21790 (MASK_ALL_CPU_BITS): Delete.
21791 (m68k_find_selection): New function.
21792 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21793 Map the legacy target options to a combination of the new ones.
21794 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21795 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21796 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21798 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21799 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21801 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21802 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21803 * config/m68k/m68k-devices.def: New file.
21805 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21806 Nathan Sidwell <nathan@codesourcery.com>
21808 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21809 (SUBTARGET_EXTRA_SPECS): New macros.
21810 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21811 use %(asm_cpu_spec) instead.
21812 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21813 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21814 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21815 (EXTRA_SPECS): Rename to...
21816 (SUBTARGET_EXTRA_SPECS): ...this.
21818 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21819 Richard Sandiford <richard@codesourcery.com>
21820 Julian Brown <julian@codesourcery.com>
21822 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21823 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21824 to the configuration's default CPU.
21825 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21826 Remove default masks.
21827 (m680[012]0-*-*): Set the default with_cpu to the first part of
21829 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21830 (m68k*-*-linux): Extend the --with-cpu handling to...
21831 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21832 and m68010. Don't set target_cpu_default2.
21833 * doc/install.texi: Document --with-cpu for m68k.
21834 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21835 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21836 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21837 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21838 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21839 (ASM_SPEC): Remove use of %(asm_cpu_default).
21840 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21841 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21842 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21843 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21844 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21845 (TARGET_DEFAULT): Delete.
21846 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21847 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21848 (CPP_CPU_SPEC): Delete.
21849 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21850 the appropriate string.
21851 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21852 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21853 (ASM_SPEC): Don't use %(asm_default_spec).
21854 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21855 TARGET_DEFAULT and add MASK_68881.
21856 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21858 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21860 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21861 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21862 MASK_68010 alongside MASK_68020.
21863 * doc/invoke.texi: Document -m68010.
21864 * config/m68k/m68k.opt (m68010): New.
21865 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21867 (TUNE_68010): New macro.
21868 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21869 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21870 (M68K_CPU_m68332): Add MASK_68010.
21871 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21872 fallback definition.
21873 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21875 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21876 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21877 to all entries that use MASK_68020.
21878 (output_move_simode_const, output_move_himode, output_move_qimode)
21879 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21880 instead of TARGET_68020 to select clr behavior. Remove comment
21881 about there being no TARGET_68010.
21882 * config/m68k/m68k.md: Likewise throughout.
21884 2007-01-12 Julian Brown <julian@codesourcery.com>
21886 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21887 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21888 * config/m68k/m68k.md: Likewise.
21890 2007-01-12 Julian Brown <julian@codesourcery.com>
21892 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21893 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21895 2007-01-12 Julian Brown <julian@codesourcery.com>
21897 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21898 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21899 * config/m68k/m68k.md: Likewise.
21901 2007-01-12 Julian Brown <julian@codesourcery.com>
21902 Richard Sandiford <richard@codesourcery.com>
21904 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21905 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21906 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21908 (TARGET_CPU32): Rename to...
21909 (TUNE_CPU32): ...this.
21910 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21911 (TUNE_CFV2): New macros.
21912 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21913 remove conditions that are implied by TARGET_68020.
21914 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21915 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21916 (m68k_output_function_epilogue): Likewise.
21917 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21918 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21919 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21920 non-68000 timings. Refactor multiplication and division costs.
21921 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21922 TUNE_CPU32 instead of TARGET_CPU32.
21923 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21924 and TUNE_68060 instead of TARGET_68060.
21925 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21926 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21928 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21929 && !TARGET_COLDFIRE" to choose between moveq and clr.
21930 Likewise in the unnamed movsf pattern.
21931 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21932 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21935 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21937 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21938 of tabbing before backslashes.
21940 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21942 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21943 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21944 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21946 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21948 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21949 find_interesting_uses_cond.
21950 (find_interesting_uses_cond): Use extract_cond_operands.
21951 (rewrite_use_compare): Use extract_cond_operands and
21952 force_gimple_operand_bsi. Do not call update_stmt.
21953 (determine_use_iv_cost_condition): Use extract_cond_operands.
21954 Return cheaper of using original bound and changing the exit bound.
21956 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21958 PR tree-optimization/29516
21959 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21960 most_expensive_mult_to_index, addr_to_parts,
21961 create_mem_ref, maybe_fold_tmr): Make the type of
21962 fields of TARGET_MEM_REF sizetype.
21963 (move_fixed_address_to_symbol, move_pointer_to_base):
21965 * tree.def (TARGET_MEM_REF): Add comment on types of
21968 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21970 * c-common.c (vector_types_convertible_p): Treat opaque types as
21971 always convertible if they have the same size, but not otherwise.
21973 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21975 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21976 Remove the b_unconditional field.
21977 (noce_try_sign_mask): Do not look at b_unconditional.
21978 (noce_process_if_block): Do not use merge_if_blocks. Update
21979 the CFG here. Do not set b_unconditional.
21980 (cond_move_process_if_block): Likewise.
21981 (find_cond_trap): Likewise.
21982 (check_cond_move_block): Require simple jump insns at the end
21983 of the basic block.
21985 2007-01-11 Jan Hubicka <jh@suse.cz>
21987 PR tree-optimization/1046
21988 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21989 when alias info is not ready.
21990 (pass_tail_recursion): Do not require aliasing.
21991 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21992 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21993 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21994 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21995 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21996 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21997 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21999 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22000 When aliasing is not build, mark statement as volatile.
22002 2007-01-11 Tom Tromey <tromey@redhat.com>
22004 PR preprocessor/15185, PR preprocessor/20989:
22005 * doc/cppopts.texi <-MT>: Update description of algorithm for
22006 computing default target.
22007 <-M, -MD>: Reword "basename" text.
22009 2007-01-11 Roger Sayle <roger@eyesopen.com>
22011 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22012 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22013 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22014 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22015 fold_builtin_bswap, real_constp, fold_builtin_pow,
22016 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22017 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22018 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22019 * convert.c (convert_to_pointer): Likewise.
22020 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22021 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22022 const_binop, fold_convert_const_int_from_int,
22023 fold_convert_const_int_from_real,
22024 fold_convert_const_real_from_real, sign_bit_p,
22025 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22026 fold_sign_changed_comparison, fold_unary, fold_comparison,
22027 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22028 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22029 * print-tree.c (print_node_brief, print_node): Likewise.
22030 * stor-layout.c (place_field, layout_type): Likewise.
22031 * tree-chrec.c (keep_cast): Likewise.
22032 * tree.c (build_vector, build_real, build_real_from_int_cst,
22033 build_complex): Likewise.
22035 2007-01-11 Roger Sayle <roger@eyesopen.com>
22037 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22038 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22040 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22042 * configure.ac (strict1_warn): Rename to strict_warn.
22043 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22044 cc_set_by_configure, quoted_cc_set_by_configure,
22045 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22046 all_boot_languages, all_stagestuff): Remove.
22047 (target_list): Remove bootstrap targets.
22048 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22049 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22050 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22051 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22052 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22053 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22054 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22055 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22056 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22057 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22058 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22059 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22060 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22061 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22062 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22063 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22064 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22065 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22066 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22067 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22068 (mostlyclean): Adjust.
22069 (clean, distclean): Don't mention bootstrap stuff.
22070 * configure: Regenerate.
22071 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22072 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22073 treelang/config-lang.in (stagestuff): Remove.
22074 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22075 stageprofile, stagefeedback, stagestuff): Remove mention.
22077 2007-01-11 Nick Clifton <nickc@redhat.com>
22079 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22081 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22082 (mcore_arith_K_S_operand): Run the test for the S constraint not
22083 the test for the M constraint.
22084 (mcore_addsub_operand): Do not accept integer values that are
22085 larger than 32 bits.
22086 * config/mcore/mcore.md: Remove unused constraints from split.
22087 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22088 (addsi3): Likewise.
22089 (allocate_stack): Likewise.
22090 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22091 operands to 32 bits.
22092 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22094 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22095 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22096 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22097 mcore_output_bclri, mcore_output_andn, output_inline_const,
22098 mcore_output_move, mcore_output_movedouble): Likewise.
22099 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22100 (output_inline_const): Likewise.
22101 (output_inline_const): Fix format strings used in sprintf
22103 * config/mcore/mcore-protos.h: Update prototypes for changed
22104 functions in mcore.c.
22105 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22106 HOST_WIDE_INT and not int.
22107 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22108 CONST_OK_FOR_N): Likewise.
22109 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22110 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22113 2007-01-10 Jan Hubicka <jh@suse.cz>
22115 * tree-vrp.c (remove_range_assertions): Release defs.
22116 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22117 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22119 2007-01-10 Paul Brook <paul@codesourcery.com>
22121 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22122 * config/arm/arm.md (mulsi3subsi): New insn.
22124 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22126 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22127 (tree_transform_and_unroll_loop): New.
22128 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22131 2007-01-10 Robert Kennedy <jimbob@google.com>
22133 * fold-const.c (fold_comparison): Fold comparisons like (x *
22134 1000 < 0) to (x < 0).
22136 2007-01-10 Ian Lance Taylor <iant@google.com>
22138 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22139 operands have the same priority.
22141 2007-01-10 Tom Tromey <tromey@redhat.com>
22143 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22144 (fold_binary): Likewise.
22145 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22146 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22147 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22148 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22149 * langhooks.h (struct lang_hooks): Removed field
22150 'can_use_bit_fields_p'.
22152 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22154 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22156 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22158 * function.c (get_last_funcdef_no): New function.
22159 * function.h (get_last_funcdef_no): Declare.
22160 * tree-inline.c (initialize_cfun): Add initialization.
22161 (tree_function_versioning): Cleanup.
22163 2007-01-10 Jan Hubicka <jh@suse.cz>
22165 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22168 2007-01-10 Sa Liu <saliu@de.ibm.com>
22169 Ben Elliston <bje@au.ibm.com>
22171 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22172 for SAVE_NONLOCAL and Pmode for any other save level.
22173 * spu-protos.h (spu_restore_stack_block): Declare.
22174 * spu.md (save_stack_block): Remove.
22175 (restore_stack_block): Call spu_restore_stack_block.
22176 * spu.c (spu_restore_stack_block): New function.
22177 (spu_expand_epilogue): Remove old comment.
22179 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22181 PR tree-optimization/30322
22182 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22183 (cand_value_at): Return the value as aff_tree.
22184 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22185 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22186 aff_combination_mult): New functions.
22187 (aff_combination_add): Use aff_combination_add_cst.
22188 (aff_combination_convert): Allow conversions to a wider type.
22189 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22190 * tree-affine.h (aff_combination_mult): Declare.
22192 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22194 * doc/tm.texi: Update documentation to reflect reality of exec
22195 and start file search behaviours. Update copyright year.
22196 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22197 header file directories.
22199 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22201 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22202 (*cosxf2): Rename to cosxf2_i387.
22203 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22204 using X87MODEF12 mode macro. Rename patterns to
22205 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22207 (*cosdf2, *cossf2): Ditto.
22208 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22209 to match extended input operands.
22210 (sincos<mode>3): New expander.
22211 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22212 insn patterns and corresponding splitters.
22214 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22216 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22217 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22219 2007-01-09 Nicolas Pitre <nico@cam.org>
22222 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22224 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22226 * target.h (struct gcc_target): New field library_rtti_comdat.
22227 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22228 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22229 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22230 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22232 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22234 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22236 2007-01-08 Richard Guenther <rguenther@suse.de>
22238 * tree.h (force_fit_type_double): Export.
22239 (force_fit_type): Remove.
22240 * fold-const.c (force_fit_type_double): New function.
22241 (force_fit_type): Remove.
22242 (int_const_binop): Use it.
22243 (fold_convert_const_int_from_int): Likewise.
22244 (fold_convert_const_int_from_real): Likewise.
22245 (fold_div_compare): Likewise.
22246 (fold_sign_changed_comparison): Likewise.
22247 (fold_unary): Likewise.
22248 (fold_negate_const): Likewise.
22249 (fold_abs_const): Likewise.
22250 (fold_not_const): Likewise.
22251 * c-common.c (shorten_compare): Use force_fit_type_double.
22252 * convert.c (convert_to_pointer): Likewise.
22254 2007-01-08 Richard Guenther <rguenther@suse.de>
22256 * tree.h (build_int_cst_wide_type): Export.
22257 * tree.c (build_int_cst_wide_type): New function.
22258 (build_int_cst_wide): Fix comment.
22259 * builtins.c (fold_builtin_object_size): Use build_int_cst
22260 to build -1 or 0 of the correct type. Use fit_double_type
22261 to check for overflow.
22262 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22264 (decode_field_reference): Likewise.
22265 (all_ones_mask_p): Likewise.
22266 (native_interpret_int): Use build_int_cst_wide_type.
22267 (fold_binary): Use build_int_cst_type to build an all-ones
22269 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22271 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22273 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22275 2007-01-09 Ben Elliston <bje@au.ibm.com>
22277 * genautomata.c (STATS_OPTION): New option.
22278 (stats_flag): New flag.
22279 (gen_automata_option): Handle it.
22280 (initiate_automaton_gen): Ditto.
22281 (write_automata): Output statistics only if stats_flag is
22282 set. Likewise, output time statistics only if time_flag is set.
22283 * doc/md.texi (Processor pipeline description): Document new flag.
22285 2007-01-08 Richard Guenther <rguenther@suse.de>
22287 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22288 * tree.c (build_int_cst_type): Likewise.
22289 (size_in_bytes): Don't call force_fit_type on the result.
22290 (int_fits_type_p): Use fit_double_type.
22291 * fold-const.c (fit_double_type): New function.
22292 (force_fit_type): Use it.
22293 * tree.h (fit_double_type): Export.
22295 2007-01-08 Jan Hubicka <jh@suse.cz>
22297 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22298 * ipa.c (function_and_variable_visibility): Fix return type.
22300 2007-01-08 Richard Guenther <rguenther@suse.de>
22302 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22303 of offset to build the index.
22304 * tree-pretty-print.c (dump_generic_node): Don't build negated
22305 const just for printing.
22306 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22307 * builtins.c (fold_builtin_int_roundingfn): Check if result
22308 fits the type by using force_fit_type and comparing the result.
22309 * predict.c (predict_loops): Use compare_tree_int for comparison.
22310 * tree.c (build_int_cst): Fall back to integer_type_node for
22312 (build_int_cst_wide): Assert type is non-null.
22314 2007-01-08 Roberto Costa <roberto.costa@st.com>
22316 * tree-vrp.c (extract_range_from_cond_expr): New.
22317 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22318 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22320 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22321 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22322 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22323 used as expressions.
22324 * tree-object-size.c (cond_expr_object_size): New.
22325 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22327 2007-01-08 Jan Hubicka <jh@suse.cz>
22329 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22330 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22333 2007-01-08 Richard Guenther <rguenther@suse.de>
22335 PR tree-optimization/23603
22336 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22337 (extract_range_from_binary): Fall back to truthvalue instead of
22338 varying for TRUTH_*_EXPR.
22339 (extract_range_from_comparison): Fall back to truthvalue instead of
22341 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22342 if all visited PHI values were constant.
22344 2007-01-08 Jan Hubicka <jh@suse.cz>
22346 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22347 (cgraph_analyze_function): break out from ...
22348 (cgraph_finalize_compilation_unit): ... here.
22349 (cgraph_expand_function): Remove forgoten commented out line.
22350 (cgraph_optimize): Analyze functions.
22352 2007-01-08 Jan Hubicka <jh@suse.cz>
22354 * tree-pas.h (TODO_remove_function): New flag.
22355 (TODO_update*): Renumber.
22356 (pass_ipa_increase_alignment,
22357 pass_ipa_function_and_variable_visibility): New passes.
22358 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22359 (cgraph_function_and_variable_visibility): Move to ipa.c
22360 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22361 cgraph_increase_alignment.
22362 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22363 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22364 calling tree-inline.
22365 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22366 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22367 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22368 (gate_increase_alignment): New function.
22369 (pass_ipa_increase_alignment): New pass.
22370 * ipa.c: Inline tree-pass.h and timevar.h
22371 (function_and_variable_visibility): Move here from cgraphunit.c
22372 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22373 * passes.c (init_optimization_passes): Add the two new passes.
22374 (execute_todo): Handle cgraph_remove_functions.
22376 2007-01-08 Nick Clifton <nickc@redhat.com>
22378 * config/frv/predicates.md (reg_or_0_operand): Accept
22381 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22383 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22384 * config.gcc: Add bfin*-rtems*.
22386 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22388 * c.opt: Add -flax-vector-conversions.
22389 * c-typeck.c (convert_for_assignment): Pass flag to
22390 vector_types_convertible_p to allow emission of note.
22391 (digest_init): Likewise.
22392 * c-opts.c: Handle -flax-vector-conversions.
22393 * c-common.c (flag_lax_vector_conversions): New.
22394 (vector_types_convertible_p): Unless -flax-vector conversions
22395 has been passed, disallow conversions between vectors with
22396 differing numbers of subparts and/or element types. If such
22397 a conversion is disallowed, possibly emit a note on the first
22398 occasion only to inform the user of -flax-vector-conversions.
22399 The new last argument specifies this.
22400 * c-common.h (flag_lax_vector_conversions): New.
22401 (vector_types_convertible_p): Add extra argument.
22402 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22403 char_type_node for V*QI type vectors.
22404 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22405 Update to satisfy new typechecking rules.
22406 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22407 C and C++ variants.
22408 * doc/invoke.texi (C Dialect Options): Document
22409 -flax-vector-conversions.
22411 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22413 PR tree-optimization/29877
22414 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22415 a register variable on the RHS to not be replaceable.
22417 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22418 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22419 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22420 const_simm15, const_pow2, const_npow2): Added.
22421 * config/score/misc.md (insv, extv, extzv, movmemsi,
22422 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22423 * config/score/score.c (score_address_cost, score_select_cc_mode):
22425 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22426 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22427 Update score_print_operand.
22428 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22429 Adjust register allocate order and update some macro define.
22430 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22431 mdx_block_move_straight, mdx_block_move_loop_head,
22432 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22433 mdx_block_move_loop, mdx_block_move): Added.
22434 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22435 mdp_limm): Updated and fix some bug and typo.
22436 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22437 (movsf, movdf, doloop_end): Added.
22439 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22441 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22442 config/arm/thumb2.md: Fix comment typos.
22443 * doc/extend.texi: Fix a typo.
22445 2007-01-07 Eric Christopher <echristo@apple.com>
22447 * configure.ac: Check for __stack_chk_fail for darwin.
22448 * configure: Regenerate.
22450 2007-01-07 Richard Guenther <rguenther@suse.de>
22452 * tree-vrp.c (extract_range_from_assert): CSE calls to
22453 compare_values where possible.
22454 (extract_range_from_unary_expr): Likewise.
22456 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22458 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22459 * config/avr/avr.c (call_insn_operand): Delete function.
22460 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22461 instead of register number. Use predicates.
22462 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22463 call_insn_operand): Add.
22465 2007-01-06 Jan Hubicka <jh@suse.cz>
22467 * tree-pass.h (pass_build_cgraph_edges): Declare.
22468 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22469 (visited_nodes): Remove.
22470 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22471 build_cgrpah_edges; make visited_nodes local.
22472 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22473 (record_references_in_initializer): Move to cgraphbuild.c
22474 (initialize_inline_failed, rebuild_cgraph_edges,
22475 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22476 (verify_cgraph_node): Make visited_nodes local.
22477 (cgraph_analyze_function): Do not call cgraph_create_edges and
22478 initialize_inline_failed.
22479 (cgraph_expand_function): Do not call cgraph_lower_function;
22480 assert that function is already lowered.
22481 * Makefile.in (cgraphbuild.o): New.
22482 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22483 at the end of lowering passes.
22485 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22487 * ifcvt.c (cond_move_convert_if_block): New function, code
22488 factored out from...
22489 (cond_move_process_if_block): ...here. Call the new function
22490 on the THEN and ELSE blocks.
22491 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22492 already takes care of this.
22494 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22497 * tree.h (TREE_OVERFLOW_P): New.
22498 * c-typeck.c (parser_build_unary_op): Warn only if result
22499 overflowed and operands did not.
22500 (parser_build_binary_op): Likewise.
22501 (convert_for_assignment): Remove redundant overflow_warning.
22502 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22504 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22506 * c-typeck.c (store_init_value): Split over two lines to follow
22507 the GNU coding style.
22509 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22511 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22512 __GXX_EXPERIMENTAL_CXX0X__.
22513 * doc/cpp.texi: Same.
22515 2007-01-05 Richard Guenther <rguenther@suse.de>
22517 PR middle-end/27826
22518 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22519 with mismatched types. Instead explicitly build a
22520 conversion NOP_EXPR.
22522 2007-01-05 Ian Lance Taylor <iant@google.com>
22524 * c-common.c (decl_with_nonnull_addr_p): New function.
22525 (c_common_truthvalue_conversion): Call it.
22526 * c-typeck.c (build_binary_op): Likewise.
22527 * c-common.h (decl_with_nonnull_addr_p): Declare.
22529 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22532 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22535 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22537 * doc/install.texi (Final install): Document the fact that
22538 the GNAT runtime should not be stripped.
22540 2007-01-04 Jan Hubicka <jh@suse.cz>
22542 * tree-inline.c (fold_marked_statements): Update operand caches
22543 and EH after folding
22545 2007-01-04 Ian Lance Taylor <iant@google.com>
22547 * c-common.c (check_function_nonnull): Whitespace fix.
22549 2007-01-04 Jan Hubicka <jh@suse.cz>
22551 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22552 comitted older version of patch.
22553 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22554 function, celanup cfg and collect garbage.
22556 2007-01-04 Mike Stump <mrs@apple.com>
22558 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22561 2007-01-04 Eric Christopher <echristo@apple.com>
22563 * libgcc2.c (__bswapsi2): Use SItype.
22564 (__bswapdi2): Use DItype.
22565 * libgcc2.h: Update for above.
22567 2007-01-04 Paul Brook <paul@codesourcery.com>
22569 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22570 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22571 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22572 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22573 umulsi3_highpart): Make conditional on !arm_arch6.
22574 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22575 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22576 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22577 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22578 umulsi3_highpart_v6): New insns.
22580 2007-01-04 Roger Sayle <roger@eyesopen.com>
22582 * fold-const.c (fold_convert): When casting an expression to void,
22583 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22584 have a type. Instead of attempting to build a NOP_EXPR, return
22585 these "special" trees directly.
22587 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22589 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22590 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22591 rs6000_cost->fp not 0 as adjustment for outer NEG.
22593 2007-01-04 Jan Hubicka <jh@suse.cz>
22595 * cgraph.c (cgraph_release_function_body): New function.
22596 (cgraph_remove_node): Use it.
22597 * cgraph.h (cgraph_release_function_body): Declare.
22598 * cgraphunit.c (cgraph_expand_function): Use it.
22599 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22600 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22601 is initialized and while compilation of other function is running.
22602 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22603 statement CFG annotations from here to ...
22604 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22606 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22608 * cfgloop.h (enum li_flags): Make the constants powers of two.
22610 2007-01-04 Jan Hubicka <jh@suse.cz>
22612 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22614 (fold_marked_statements): New function.
22615 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22616 * tree-inline.h (copy_body_data): Add statements_to_fold.
22618 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22620 * config.gcc: Mention libgcc/config.host.
22621 * Makefile.in: Update comments mentioning libgcc.
22622 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22623 (all.cross, start.encap, rest.encap, rest.cross): Update
22624 dependencies for libgcc move.
22625 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22626 (clean-target, clean-target-libgcc): Delete.
22627 (srcdirify, GCC_EXTRA_PARTS): New macros.
22628 (libgcc-support, libgcc.mvars): New rules.
22629 (distclean): Remove mention of mklibgcc.
22630 (install): Don't reference INSTALL_LIBGCC.
22631 (install-common): Don't reference EXTRA_PARTS.
22632 (install-libgcc, install-multilib): Delete rules.
22633 * mklibgcc.in: Delete file.
22634 * doc/configfiles.texi: Don't mention mklibgcc.
22636 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22637 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22638 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22639 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22640 (mklibgcc, ldblspecs): Likewise.
22642 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22643 (posixpre.def): Use $(T).
22644 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22645 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22646 (SHLIB_LINK): Make dummy.
22647 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22649 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22651 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22652 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22653 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22654 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22656 * configure.ac (all_outputs): Remove mklibgcc.
22657 * configure: Regenerated.
22659 2007-01-03 Josh Conner <jconner@apple.com>
22661 PR middle-end/29683
22662 * calls.c (compute_argument_addresses): Set stack and stack_slot
22663 for partial args, too.
22664 (store_one_arg): Use locate.size.constant for the size when
22665 generating a save_area.
22667 2007-01-03 Robert Kennedy <jimbob@google.com>
22669 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22670 whose definitions are deleted due to basic block merging.
22672 2007-01-03 Paul Brook <paul@codesourcery.com>
22675 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22677 (use_return_insn): Return 0 for Thumb interrupt functions.
22678 (print_multi_reg): Add rfe argument for IRQ returns.
22679 (arm_output_epilogue): Pop interrupt return address directly into PC.
22680 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22682 2007-01-03 Paul Brook <paul@codesourcery.com>
22684 Merge from sourcerygxx-4_1.
22685 * config/arm/thumb2.md: New file.
22686 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22688 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22689 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22690 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22691 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22693 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22694 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22696 * config/arm/ieee754-sf.S: Ditto.
22697 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22698 (thumb1_base_register_rtx_p): ... to this.
22699 (thumb_index_register_rtx_p): Rename...
22700 (thumb1_index_register_rtx_p): ... to this.
22701 (thumb_output_function_prologue): Rename...
22702 (thumb1_output_function_prologue): ... to this.
22703 (thumb_legitimate_address_p): Rename...
22704 (thumb1_legitimate_address_p): ... to this.
22705 (thumb_rtx_costs): Rename...
22706 (thumb1_rtx_costs): ... to this.
22707 (thumb_compute_save_reg_mask): Rename...
22708 (thumb1_compute_save_reg_mask): ... to this.
22709 (thumb_final_prescan_insn): Rename...
22710 (thumb1_final_prescan_insn): ... to this.
22711 (thumb_expand_epilogue): Rename...
22712 (thumb1_expand_epilogue): ... to this.
22713 (arm_unwind_emit_stm): Rename...
22714 (arm_unwind_emit_sequence): ... to this.
22715 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22716 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22717 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22718 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22719 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22720 thumb2_output_casesi): New functions.
22721 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22722 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22723 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22724 THUMB2_WORK_REGS): Define.
22725 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22726 arm_condexec_mask, arm_condexec_masklen)): New variables.
22727 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22728 (arm_override_options): Check new CPU capabilities.
22729 Set new architecture flag variables.
22730 (arm_isr_value): Handle v7m interrupt functions.
22731 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22733 (const_ok_for_arm): Handle Thumb-2 constants.
22734 (arm_gen_constant): Ditto. Use movw when available.
22735 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22737 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22738 (thumb_find_work_register, arm_load_pic_register,
22739 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22740 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22741 print_multi_reg, output_mov_long_double_fpa_from_arm,
22742 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22743 output_mov_double_fpa_from_arm, output_move_double,
22744 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22745 output_return_instruction, arm_output_function_prologue,
22746 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22747 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22748 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22749 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22750 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22751 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22753 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22754 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22755 (arm_file_start): Output directive for unified syntax.
22756 (arm_unwind_emit_set): Handle stack alignment instruction.
22757 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22758 Add v6t2, v7, v7a, v7r and v7m.
22759 (RETLDM): Add Thumb-2 code.
22760 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22761 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22762 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22763 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22764 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22765 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22766 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22767 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22768 ADJUST_INSN_LENGTH): Define.
22769 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22770 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22771 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22772 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22773 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22774 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22775 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22776 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22777 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22778 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22779 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22780 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22781 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22782 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22783 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22784 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22785 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22787 * config/arm/arm-tune.md: Regenerate.
22788 * config/arm/arm-protos.h: Update prototypes.
22789 * config/arm/vfp.md: Enable patterns for Thumb-2.
22790 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22791 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22792 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22793 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22794 * config/arm/libunwind.S: Add Thumb-2 code.
22795 * config/arm/constraints.md: Update include Thumb-2.
22796 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22797 * config/arm/ieee754-df.S: Ditto.
22798 * config/arm/bpabi.S: Ditto.
22799 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22800 * config/arm/predicates.md (low_register_operand,
22801 low_reg_or_int_operand, thumb_16bit_operator): New.
22802 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22803 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22804 * config/arm/t-arm-elf: Add armv7 multilib.
22805 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22807 (UNSPEC_STACK_ALIGN, ce_count): New.
22808 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22809 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22811 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22812 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22813 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22814 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22815 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22816 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22818 * doc/extend.texi: Document ARMv7-M interrupt functions.
22819 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22821 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22823 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22824 (struct _Unwind_Context): Rename args_size to flags, remove
22825 signal_frame field, add a new args_size field and version field.
22826 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22827 _Unwind_IsExtendedContext): New inline functions.
22828 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22829 Assume by_value array is only present if _Unwind_IsExtendedContext.
22830 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22831 _Unwind_IsSignalFrame.
22832 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22833 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22834 (uw_init_context_1): Initialize context->flags to
22835 EXTENDED_CONTEXT_BIT.
22836 * config/rs6000/linux-unwind.h (frob_update_context): Use
22837 _Unwind_SetSignalFrame.
22839 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22841 PR middle-end/30353
22842 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22843 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22846 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22848 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22849 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22850 RET, AT_SP): Remove.
22851 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22854 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22855 * cfgbuild.c (find_basic_blocks): Likewise.
22856 * cfgrtl.c (rtl_create_basic_block): Likewise.
22857 * function.c (temp_slots_at_level): Likewise.
22858 * reg-stack.c (stack_regs_mentioned): Likewise.
22859 * regclass.c (allocate_reg_info): Likewise.
22860 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22861 set_bb_for_stmt, move_block_to_fn): Likewise.
22862 * tree-complex.c (tree_lower_complex): Likewise.
22863 * vec.h (VEC_safe_grow_cleared): New.
22865 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22867 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22869 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22870 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22872 * cfgloopmanip.c (scale_loop_frequencies): Export.
22873 (loopify): Scale the frequencies by prescribed coefficients.
22874 (set_zero_probability): New function.
22875 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22876 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22877 and frequencies according to arguments.
22878 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22880 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22881 * modulo-sched.c (sms_schedule): Set probabilities for entering
22882 versioned loop correctly.
22883 * tree-vect-transform.c (vect_transform_loop): Ditto.
22884 * cfgloop.h (loopify, loop_version): Declaration changed.
22885 (scale_loop_frequencies): Declared.
22887 2007-01-02 Jan Hubicka <jh@suse.cz>
22889 * cgraph.c: Include tree-flow.h
22890 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22891 early_local_passes.
22892 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22893 * tree-pass.h (pass_all_early_optimizations): Declare.
22894 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22895 early_local_passes.
22896 (cgraph_analyze_function): Do early_local_passes.
22897 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22898 Do not add referenced vars.
22899 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22901 (gate_all_early_local_passes): New gate.
22902 (pass_early_local_passes): Use new gate.
22903 (execute_early_local_optimizations): New functions.
22904 (gate_all_early_optimizations): New gate.
22905 (pass_all_early_optimizations): New pass.
22906 (execute_free_datastructures): Free SSA only when initialized.
22907 (gate_init_datastructures): Init only when optimizing.
22908 (tree_lowering_passes): Do early local passes when called late.
22909 * tree-profile.c (do_tree_profiling): Don't profile functions added
22911 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22912 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22914 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22915 during early_local_passes.
22916 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22919 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22921 * Makefile.in: Update copyright year.
22923 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22925 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22926 in $(lang_checks) and check-consistency targets.
22928 2007-01-02 Jan Hubicka <jh@suse.cz>
22930 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22931 Do not add referenced vars.
22932 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22934 * passes.c (init_optimization_passes): Put mudflap_2 after
22935 free_datastructures.
22937 2007-01-02 Jan Hubicka <jh@suse.cz>
22939 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22940 Set NOTHROW flag on call statements proved to be nothrow.
22941 Update statement of local calls so new pure/const functions are
22942 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22944 (tree_rest_of_compilation): Register hooks and initialize bitmap
22945 early. Do not set after_inlining flag.
22947 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22949 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22950 HOST_BITS_PER_LONGLONG
22952 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22955 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22956 warning for non-static initializers.
22958 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22960 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22961 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22962 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22963 Always use set_unique_reg_note to add REG_EQUAL notes.
22965 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22968 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22970 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22971 * cfgbuild.c (find_basic_blocks): Likewise.
22972 * cfgrtl.c (rtl_create_basic_block): Likewise.
22973 * function.c (temp_slots_at_level): Likewise.
22974 * reg-stack.c (stack_regs_mentioned): Likewise.
22975 * regclass.c (allocate_reg_info): Likewise.
22976 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22977 set_bb_for_stmt, move_block_to_fn): Likewise.
22978 * tree-complex.c (tree_lower_complex): Likewise.
22979 * vec.h (VEC_safe_grow_cleared): New.
22981 2007-01-02 Ian Lance Taylor <iant@google.com>
22983 * c-common.c (c_common_truthvalue_conversion): When warning about
22984 using an assignment as a truth value, set TREE_NO_WARNING.
22986 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22989 * c.opt (Wold-style-declaration): New.
22990 * doc/invoke.texi (C-only Warning Options): New.
22991 (Wold-style-declaration): Document it.
22992 (Wextra): Enabled by -Wextra.
22993 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22994 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22995 -Wold-style-declaration.
22997 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22999 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23000 * cfgbuild.c (find_basic_blocks): Likewise.
23001 * cfgrtl.c (rtl_create_basic_block): Likewise.
23002 * function.c (temp_slots_at_level): Likewise.
23003 * reg-stack.c (stack_regs_mentioned): Likewise.
23004 * regclass.c (allocate_reg_info): Likewise.
23005 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23006 set_bb_for_stmt, move_block_to_fn): Likewise.
23007 * tree-complex.c (tree_lower_complex): Likewise.
23008 * vec.h (VEC_safe_grow_cleared): New.
23010 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23012 * c-common.c (c_common_nodes_and_builtins): Since variants of
23013 void_type_node get built before it is given a name, we need to
23014 give those variants the name, too.
23015 (complete_array_type): We need to work with the canonical main
23016 type of the array, from which we will build the qualified version.
23017 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23018 * print-tree.c (print_node): Display canonical type information
23020 * stor-layout.c (layout_type): When we don't know the
23021 alignment of a type for which we're building an array, we end up
23022 guessing wrong, so make the type require structural equality.
23023 * tree.c (make_node_stat): When we build a new type, it is its
23024 own canonical type.
23025 (build_type_attribute_qual_variant): When building an attribute
23026 variant, its canonical type is the non-attribute variant. However,
23027 if the attributes are target-dependent and they differ, we need to
23028 use structural equality checks for this type.
23029 (build_qualified_type): A qualified type is not equivalent to its
23030 unqualified variant; set the canonical type appropriately.
23031 (build_distinct_type_copy): When building a distinct type from
23032 another type, the new type is its own canonical type.
23033 (build_variant_type_copy): When building a new type variant, we
23034 assume that it is equivalent to the original type.
23035 (build_pointer_type_for_mode): When building a pointer type, also
23036 build a canonical type pointer.
23037 (build_reference_type_for_mode): When building a reference type,
23038 also build a canonical type reference.
23039 (build_index_type): When we can't hash an index type (e.g.,
23040 because its maximum value is negative), the index type requires
23041 structural equality tests.
23042 (build_array_type): Build the canonical form of an array type.
23043 (build_function_type): Function types require structural equality,
23044 because they contain default arguments, attributes, etc.
23045 (build_method_type_directly): Ditto for method types.
23046 (build_offset_type): Build the canonical offset type.
23047 (build_complex_type): Build the canonical vector type.
23048 (make_vector_type): Build the canonical vector type.
23049 * tree.h (TYPE_CANONICAL): New.
23050 (TYPE_STRUCTURAL_EQUALITY_P): New.
23051 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23052 (struct tree_type): Added "canonical" field.
23053 * params.h (VERIFY_CANONICAL_TYPES): New.
23054 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23055 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23056 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23057 * doc/invoke.texi (verify-canonical-types): Document --param
23058 parameter for verifying canonical types.
23060 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23062 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23063 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23064 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23065 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23067 * config/rs6000/e500.h: New.
23068 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23069 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23071 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23072 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23073 TARGET_E500_DOUBLE): Remove.
23074 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23075 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23076 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23077 * config/rs6000/rs6000.c (rs6000_override_options): Use
23078 CHECK_E500_OPTIONS.
23080 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23082 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23083 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23084 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23085 rs6000_emit_cmove): Don't check TARGET_E500.
23086 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23087 sordered): Don't check TARGET_E500.
23089 2007-01-01 Eric Christopher <echristo@apple.com>
23091 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23092 HARD_REGISTER_NUM_P.
23094 2007-01-01 Roger Sayle <roger@eyesopen.com>
23096 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23097 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23098 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23101 2007-01-01 Mike Stump <mrs@apple.com>
23103 * configure.ac: Remove support for building with Apple's gcc-3.1.
23105 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23107 PR middle-end/30311
23108 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23109 REG is a hard register. Do not modify REG before calling
23111 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23112 multiple of the size of YMODE for certain lowpart cases.
23114 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23116 PR middle-end/30253
23117 * gimplify (voidify_wrapper_expr): Update for
23118 GIMPLE_MODIFY_STMT.
23120 2007-01-01 Andreas Schwab <schwab@suse.de>
23123 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23124 save of BR0 in extra_spill_size instead of spill_size.
23125 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23127 (ia64_expand_epilogue): Restore BR0 from its new location.
23129 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23131 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23132 Use a temporary variable if the left hand side is not a gimple
23135 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23137 * gimplify.c (gimplify_return_expr): Make the temporary variable
23138 for the return expression, a gimple register variable.
23140 2007-01-01 Jan Hubicka <jh@suse.cz>
23142 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23145 2007-01-01 Mike Stump <mrs@apple.com>
23147 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23149 * config/darwin.c (machopic_select_rtx_section): Use
23150 HAVE_GAS_LITERAL16.
23151 (darwin_mergeable_constant_section): Likewise.
23152 * configure: Regenerate.
23153 * config.in: Regenerate.
23155 2007-01-01 Jan Hubicka <jh@suse.cz>
23156 Andrew Pinski <pinskia@gmail.com>
23158 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23159 before starting IPA passes.