1 2007-08-17 Richard Sandiford <richard@codesourcery.com>
2 Nigel Stephens <nigel@mips.com>
4 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5 Treat -mno-data-in-code and -mcode-xonly as aliases for
6 -mcode-readable=no and -mcode-readable=pcrel respectively.
7 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9 (MULTILIB_DIRNAMES): Update accordingly.
11 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
13 * Makefile.in (version.o): Depend on $(REVISION) only if
14 REVISION_s is defined.
16 2007-08-17 Sa Liu <saliu@de.ibm.com>
17 Ulrich Weigand <uweigand@de.ibm.com>
20 * tree.c (reconstruct_complex_type): For a pointer to a vector,
21 use build_qualified_type to retain qualifiers of the base type.
23 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
25 * config/score/score.md : Update pattern tablejump.
26 * config/score/score.c : Update score_initialize_trampoline
28 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
29 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
30 * doc/contrib.texi: Add my entry.
32 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
34 * Makefile.in (REVISION): New.
37 (version.o): Also depend on $(REVISION). Add
38 -DREVISION=$(REVISION_s).
40 * version.c (version_string): Add REVISION.
42 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
44 * tree-eh.c (lower_try_finally_onedest): Reset the locus
45 of GOTO that's relocated to a different block.
47 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * c-common.c (const_strip_array_types): New.
50 * c-common.h (lang_missing_noreturn_ok_p): Delete.
51 (const_strip_array_types): New.
52 * c-objc-common.c (c_disregard_inline_limits,
53 c_warn_unused_global_decl): Constify.
54 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
55 c_vla_type_p, c_incomplete_type_error): Likewise.
56 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
57 * hooks.c (hook_bool_const_tree_false): New.
58 * hooks.h (hook_bool_const_tree_false): Likewise.
59 * langhooks-def.h (lhd_warn_unused_global_decl,
60 lhd_incomplete_type_error, lhd_expr_size,
61 lhd_tree_inlining_disregard_inline_limits,
62 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
63 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
64 * langhooks.c (lhd_warn_unused_global_decl,
65 lhd_incomplete_type_error,
66 lhd_tree_inlining_disregard_inline_limits,
67 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
68 lhd_expr_size): Likewise.
69 * langhooks.h (lang_hooks_for_tree_inlining,
70 lang_hooks_for_tree_dump, lang_hooks_for_types,
71 lang_hooks_for_decls, lang_hooks): Likewise.
72 * pointer-set.c (pointer_set_t, pointer_set_create,
73 pointer_set_contains, insert_aux, pointer_set_insert,
74 pointer_set_traverse, pointer_map_t, pointer_map_create,
75 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
77 * pointer-set.h (pointer_set_contains, pointer_set_insert,
78 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
79 pointer_map_traverse): Likewise.
80 * predict.c (assert_is_empty): Likewise.
81 * tree-affine.c (free_name_expansion): Likewise.
82 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
83 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
84 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
86 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
88 * tree-vectorizer.c (new_loop_vec_info): Initialize new
90 (destroy_loop_vec_info): Add call to VEC_free.
91 * tree-vectorizer.h (may_alias_ddrs): Define.
92 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
93 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
94 Change reporting to dump.
95 (vect_is_duplicate_ddr): New.
96 (vect_mark_for_runtime_alias_test): New.
97 (vect_analyze_data_ref_dependences) Add call to
98 vect_mark_for_runtime_alias_test.
99 (vect_enhance_data_refs_alignment): Define local variable
100 vect_versioning_for_alias_required, don't perform
101 peeling for alignment if versioning for alias is
103 (vect_enhance_data_refs_alignment): Use
104 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
105 PARAM_VECT_MAX_VERSION_CHECKS.
106 * tree-vect-transform.c
107 (vect_create_cond_for_alias_checks): New.
108 (vect_transform_loop): Add call to
109 vect_create_cond_for_alias_checks.
110 (vect_vfa_segment_size): New.
111 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
113 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
114 * gcc/doc/invoke.texi
115 (vect-max-version-for-alignment-checks): Document.
116 (vect-max-version-for-alias-checks): Document.
117 (vect-max-version-checks): Remove.
119 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
122 the same line as the instruction for all asm dialects.
124 (*rep_movsi_rex64): Ditto.
126 (*rep_movqi_rex64): Ditto.
127 (*rep_stosdi_rex64): Ditto.
128 (*rep_stossi): Ditto.
129 (*rep_stossi_rex64): Ditto.
130 (*rep_stosqi): Ditto.
131 (*rep_stosqi_rex64): Ditto.
132 (*cmpstrnqi_nz_1): Ditto.
133 (*cmpstrnqi_nz_rex_1): Ditto.
134 (*cmpstrnqi_1): Ditto.
135 (*cmpstrnqi_rex_1): Ditto.
136 (*strlenqi_1): Ditto.
137 (*strlenqi_rex_1): Ditto.
138 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
139 prefix on the same line as the instruction for all asm dialects.
140 (sync_double_compare_and_swap<mode>): Ditto.
141 (*sync_double_compare_and_swapdi_pic): Ditto.
142 (*sync_compare_and_swap_cc<mode>): Ditto.
143 (sync_double_compare_and_swap_cc<mode>): Ditto.
144 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
145 (sync_old_add<mode>): Ditto.
146 (sync_add<mode>): Ditto.
147 (sync_sub<mode>): Ditto.
148 (sync_ior<mode>): Ditto.
149 (sync_and<mode>): Ditto.
150 (sync_xor<mode>): Ditto.
152 2007-08-16 Richard Sandiford <richard@codesourcery.com>
155 * reload.c (find_reloads): Check that the memory returned by
156 find_reloads_toplev was not the result of forcing a constant
158 (find_reloads_toplev): Always use simplify_gen_subreg to get
159 the subreg of a constant. If the result is also a constant,
160 but not a legitimate one, force it into the constant pool
161 and reload its address.
163 2007-08-15 David Edelsohn <edelsohn@gnu.org>
165 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
168 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
170 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
171 directive for the current vector ABI.
173 2007-08-15 Steve Ellcey <sje@cup.hp.com>
176 * caller-save.c (reg_save_code): Set invalide status on restore code.
178 2007-08-15 Diego Novillo <dnovillo@google.com>
180 * tree-ssa-alias.c (compute_memory_partitions): Use
181 alias_bitmap_obstack to allocate bitmaps.
182 (reset_alias_info): Factor out of init_alias_info.
183 Mark all name tags not associated to an SSA name for renaming.
184 (init_alias_info): Call it.
185 (create_name_tags): Tidy. Add comments.
186 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
188 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
190 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
191 scheduler dependencies.
193 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
195 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
197 (*iorsi_1_zext): Likewise.
198 (*iorsi_1_zext_imm): Likewise.
199 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
200 with "rm"/"xm" constraint.
201 (sse2_vmsqrtv2df2): Likewise.
203 2007-08-15 Jakub Jelinek <jakub@redhat.com>
206 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
209 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
211 * tree-pass.h (PROP_pta): Removed.
212 (TODO_rebuild_alias): New.
213 (pass_may_alias): Removed.
214 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
215 aliasing if we changed something.
216 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
218 (pass_may_alias): Removed.
219 (create_structure_vars): Return TODO_rebuild_alias.
220 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
221 * tree-sra.c (tree_sra): Only rebuild aliasing if something
223 (tree_sra_early): We never affect aliasing right now.
224 * tree-flow.h (compute_may_aliases): New prototype.
225 * passes.c: Remove pass_may_alias from the passes.
226 (execute_function_todo): Support TODO_rebuild_alias.
228 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
230 * i386.c: (legitimize_address): Move dllimported variable check
231 infront of legitimizing pic address of CONST symbols.
233 2007-08-14 Steve Ellcey <sje@cup.hp.com>
235 PR tree-optimization/32941
236 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
237 (goto_queue_cmp): Remove.
238 (find_goto_replacement): Change search method.
239 (maybe_record_in_goto_queue): Add assert.
240 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
241 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
243 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
245 * alias.c (component_uses_parent_alias_set): Constify.
246 * alias.h (component_uses_parent_alias_set): Likewise.
247 * cfgrtl.c (print_rtl_with_bb): Likewise.
248 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
249 mpz_get_double_int): Likewise.
250 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
251 mpz_get_double_int): Likewise.
252 * expr.c (is_aligning_offset, undefined_operand_subword_p,
253 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
255 * expr.h (safe_from_p): Likewise.
256 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
258 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
259 zero_sized_type, goa_lhs_expr_p): Likewise.
260 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
261 * rtl.h (print_rtl_with_bb): Likewise.
262 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
263 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
264 * tree-flow-inline.h (bb_stmt_list): Constify.
265 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
267 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
268 const_first_stmt, const_last_stmt): New.
269 (block_may_fallthru, empty_block_p): Constify.
270 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
271 EXPR_ONLY_BODY): New.
272 (expr_first, expr_last, expr_only): Use macro for body.
273 (const_expr_first, const_expr_last, const_expr_only): New.
274 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
275 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
276 ctsi_prev, ctsi_stmt): New.
277 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
278 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
279 * tree-ssa-loop-niter.c (loop_only_exit_p,
280 derive_constant_upper_bound): Likewise.
281 * tree-ssa-phiopt.c (empty_block_p): Likewise.
282 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
283 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
284 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
285 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
286 * tree.c (get_type_static_bounds): Likewise.
287 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
288 (get_type_static_bounds): Constify.
290 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
293 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
294 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
295 (*<addsub><mode>3_cc_overflow): New.
296 (*add<mode>3_cconly_overflow): New.
297 (*sub<mode>3_cconly_overflow): New.
298 (*<addsub>si3_zext_cc_overflow): New.
299 * config/i386/predicates.md (fcmov_comparison_operator): Accept
300 CCCmode for LTU, GTU, LEU and GEU.
301 (ix86_comparison_operator): Likewise.
302 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
303 * config/i386/i386.c (put_condition_code): Support CCCmode.
304 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
305 or MINUS expressions.
307 2007-08-14 Andrew Pinski <pinskia@gmail.com>
310 * c-typeck.c (build_binary_op): Disallow vector float types with
311 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
313 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
315 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
316 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
317 (dep_def): New typedef.
318 (init_dep_1, sd_debug_dep): Declare functions.
319 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
320 (debug_dep_links): Remove.
321 (struct _deps_list): New field 'n_links'.
322 (DEPS_LIST_N_LINKS): New macro.
323 (FOR_EACH_DEP_LINK): Remove.
324 (create_deps_list, free_deps_list, delete_deps_list): Remove
326 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
327 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
328 (copy_deps_list_change_con, move_dep_link): Ditto.
329 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
330 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
332 (INSN_BACK_DEPS): Remove.
333 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
335 (INSN_DEP_COUNT): Remove.
336 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
337 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
338 Declare global variables.
339 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
340 (add_forw_dep, compute_forward_dependences): Remove declarations.
341 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
342 (add_back_forw_dep, delete_back_forw_dep): Ditto.
343 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
345 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
347 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
348 (sd_list_types_def): New typedef.
349 (sd_next_list): Declare function.
350 (struct _sd_iterator): New type.
351 (sd_iterator_def): New typedef.
352 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
354 (FOR_EACH_DEP): New cycle wrapper.
355 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
357 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
358 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
361 * sched-deps.c (init_dep_1): Make global.
362 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
364 (dump_dep): New static function.
365 (dump_dep_flags): New static variable.
366 (sd_debug_dep): New function.
367 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
369 (move_dep_link): Use remove_from_deps_list (), instead of
371 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
372 (dep_link_is_detached_p): New static function.
373 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
375 (dn_pool, dl_pool): New alloc_pools.
376 (dn_pool_diff, dl_pool_diff): New static variables.
377 (create_dep_node, delete_dep_node): New static function.
378 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
379 (deps_list_empty_p): Make it static. Use 'n_links' field.
380 (deps_pools_are_empty_p): New static function.
381 (alloc_deps_list, delete_deps_list): Remove.
382 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
383 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
384 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
385 (forward_dependency_cache): Remove.
386 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
387 'back' from the names. Change signature to use dep_t instead of
389 (add_back_dep): Ditto. Make global.
390 (check_dep_status): Rename to check_dep ().
391 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
393 (sd_finish_insn): Ditto.
394 (sd_find_dep_between_no_cache): New static function.
395 (sd_find_dep_between): New function.
396 (ask_dependency_caches, set_dependency_caches): New static functions.
397 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
398 (add_or_update_dep_1): Separate pieces of functionality into
399 ask_dependency_caches (), update_dependency_caches (),
400 change_spec_dep_to_hard (), update_dep ().
401 (get_back_and_forw_lists): New static function.
402 (sd_add_dep): Separate setting of dependency caches into
403 set_dependency_caches ().
404 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
406 (sd_delete_dep): Ditto.
407 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
408 (dump_lists): New static function.
409 (sd_debug_lists): New debug function.
410 (delete_all_dependences, fixup_sched_groups): Update to use
412 (sched_analyze_2): Create data-speculative dependency only if
413 data-speculation is enabled.
414 (sched_analyze_insn): If insn cannot be speculative, make all its
415 dependencies non-speculative.
416 (sched_analyze): Use sd_init_insn ().
417 (add_forw_dep, compute_forward_dependencies): Remove.
418 (delete_dep_nodes_in_back_deps): New static function.
419 (sched_free_deps): New function.
420 (init_dependency_caches): Init alloc_pools.
421 (extend_depedency_caches): Update after removing of
422 forward_dependency_cache.
423 (free_dependency_caches): Ditto. Free alloc_pools.
424 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
425 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
427 (add_back_forw_dep, delete_back_forw_dep): Ditto.
428 (add_dependence): Use init_dep ().
429 (get_dep_weak_1): New static function.
430 (get_dep_weak): Move logic to get_dep_weak_1 ().
431 (dump_ds): New static function moved from haifa-sched.c:
432 debug_spec_status ().
433 (debug_ds): New debug function.
434 (check_dep_status): Rename to check_dep (). Update to check whole
437 * haifa-sched.c (spec_info): Make global.
438 (added_recovery_block_p): Rename to
439 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
440 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
441 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
442 to use new interfaces.
443 (ok_for_early_queue_removal): Ditto.
444 (schedule_block): Initialize logical uids of insns emitted by the
446 (sched_init): Initialize new variable.
447 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
449 (extend_global): Initialize insn data.
450 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
451 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
453 (add_to_speculative_block): Update to use new interfaces.
454 (create_recovery_block): Set new variables.
455 (create_check_block_twin, fix_recovery_deps): Update to use new
457 (sched_insn_is_legitimate_for_speculation_p): New function.
458 (speculate_insn): Move checking logic to
459 sched_insn_is_legitimate_for_speculation_p ().
460 (sched_remove_insn): Finalize sched-deps information of instruction.
461 (clear_priorities, add_jump_dependencies): Update to use new
463 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
465 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
466 to use new interfaces.
467 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
468 (new_ready): Try to use control speculation only if it is available.
469 (add_branch_dependences): Update to use new interfaces.
470 (compute_block_backward_dependences): Rename to
471 compute_block_dependences (). Call
472 targetm.sched.dependencies_evaluation_hook ().
473 (free_block_dependencies): New static function.
474 (debug_dependencies): Update to use new interfaces.
475 (schedule_region): Remove separate computation of forward dependencies.
476 Move call of targetm.sched.dependencies_evaluation_hook () to
477 compute_block_dependences (). Free dependencies at the end of
478 scheduling the region.
480 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
482 (add_deps_for_risky_insns): Ditto.
483 (schedule_ebb): Remove separate computation of forward dependencies.
484 Free dependencies at the end of scheduling the ebb.
486 * ddg.c (create_ddg_dependence): Update to use new interfaces.
487 (build_intra_loop_deps): Ditto. Remove separate computation of forward
488 dependencies. Free sched-deps dependencies.
490 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
491 to use new interfaces.
492 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
494 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
496 (is_costly_group): Ditto.
498 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * alias.c (rtx_equal_for_memref_p): Constify.
501 * basic-block.h (const_edge, const_basic_block): New.
502 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
503 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
504 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
505 probably_never_executed_bb_p, edge_probability_reliable_p,
506 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
507 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
509 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
510 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
512 * cfganal.c (flow_active_insn_p, forwarder_block_p,
513 flow_nodes_print, dfs_enumerate_from): Likewise.
514 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
515 control_flow_insn_p, count_basic_blocks): Likewise.
516 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
517 get_loop_body_with_size, loop_exit_edge_p): Likewise.
518 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
519 average_num_loop_insns, loop_exit_edge_p,
520 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
521 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
522 average_num_loop_insns, seq_cost): Likewise.
523 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
524 * dominance.c (dominated_by_p): Likewise.
525 * emit-rtl.c (validate_subreg): Likewise.
526 * except.c (can_throw_internal, can_throw_external): Likewise.
527 * except.h (can_throw_internal, can_throw_external): Likewise.
528 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
529 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
530 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
531 simple_mem, store_ops_ok, load_kills_store, find_loads,
532 store_killed_in_insn, store_killed_after, store_killed_before,
533 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
535 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
536 noce_mem_write_may_trap_or_fault_p): Likewise.
537 * pointer-set.c (pointer_set_contains, pointer_map_contains):
539 * pointer-set.h (pointer_set_contains, pointer_map_contains):
541 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
542 probably_cold_bb_p, probably_never_executed_bb_p,
543 edge_probability_reliable_p, br_prob_note_reliable_p,
544 can_predict_insn_p): Likewise.
545 * regclass.c (reg_set_to_hard_reg_set): Likewise.
546 * resource.c (return_insn_p): Likewise.
547 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
549 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
550 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
551 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
552 verify_gimple_modify_stmt): Likewise.
553 * tree-chrec.c (is_not_constant_evolution,
554 is_multivariate_chrec_rec, is_multivariate_chrec,
555 chrec_contains_symbols, chrec_contains_undetermined,
556 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
557 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
558 eq_evolutions_p, scev_direction): Likewise.
559 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
560 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
561 chrec_contains_symbols_defined_in_loop,
562 chrec_contains_undetermined, tree_contains_chrecs,
563 evolution_function_is_affine_multivariate_p,
564 evolution_function_is_univariate_p, chrec_zerop,
565 evolution_function_is_constant_p, evolution_function_is_affine_p,
566 evolution_function_is_affine_or_constant_p,
567 tree_does_not_contain_chrecs, chrec_type): Likewise.
568 * tree-data-ref.c (tree_fold_divides_p,
569 object_address_invariant_in_loop_p, dr_may_alias_p,
570 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
571 same_access_functions, constant_access_functions,
572 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
574 * tree-flow.h (scev_direction): Likewise.
575 * tree-gimple.c (is_gimple_stmt): Likewise.
576 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
578 * tree-pretty-print.c (op_prio): Likewise.
579 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
580 analyzable_condition, backedge_phi_arg_p): Likewise.
581 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
582 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
583 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
586 2007-08-13 Dan Hipschman <dsh@google.com>
589 * c-format.c (check_format_arg): Move check for zero-length
590 format strings below the check for unterminated strings.
592 2007-08-13 Andrew Pinski <pinskia@gmail.com>
595 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
598 2007-08-13 Nick Clifton <nickc@redhat.com>
600 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
602 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
605 * c-format.c (gcc_gfc_length_specs): New array.
606 (gcc_gfc_char_table): Add unsigned specifier, and references to
607 the l length modifier.
608 (format_types_orig): Use the new gcc_gfc_length_specs.
610 2007-08-12 Sa Liu <saliu@de.ibm.com>
612 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
613 and with REG_RETVAL note after split.
615 2007-08-11 David Daney <ddaney@avtrex.com>
617 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
620 2007-08-11 David Edelsohn <edelsohn@gnu.org>
621 Segher Boessenkool <segher@kernel.crashing.org>
623 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
624 HAVE_LOCAL_CPU_DETECT not defined.
626 2007-08-11 Jan Hubicka <jh@suse.cz>
628 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
629 (cgraph_process_new_functions): Honor previous value of
630 disregard_inline_limits.
631 * ipa-inline.c (compute_inline_parameters): Likewise.
633 2007-08-11 Ian Lance Taylor <iant@google.com>
635 * alias.h (alias_set_type): Define new type.
636 (ALIAS_SET_MEMORY_BARRIER): Use it.
637 * rtl.h: Include alias.h.
638 (struct mem_attrs): Use alias_set_type.
639 * tree.h: Include alias.h
640 (struct tree_type): Use alias_set_type.
641 (struct tree_struct_field_tag): Likewise.
642 (struct tree_decl_common): Likewise.
643 * alias.c (struct alias_set_entry): Use alias_set_type.
644 (get_alias_set_entry, alias_set_subset_of): Likewise.
645 (alias_sets_conflict_p): Likewise.
646 (alias_sets_must_conflict_p): Likewise.
647 (objects_must_conflict_p): Likewise.
648 (get_alias_set, new_alias_set): Likewise.
649 (record_alias_subset, record_component_aliases): Likewise.
650 (varargs_set, frame_set): Change to alias_set_type.
651 (get_varargs_alias_set): Use alias_set_type.
652 (get_frame_alias_set): Likewise.
653 * builtins.c (setjmp_alias_set): Change to alias_set_type.
654 * dse.c (struct store_info): Use alias_set_type.
655 (struct read_info, struct clear_alias_mode_holder): Likewise.
656 (clear_alias_set_lookup, canon_address): Likewise.
657 (record_store, check_mem_read_rtx): Likewise.
658 (dse_record_singleton_alias_set): Likewise.
659 (dse_invalidate_singleton_alias_set): Likewise.
660 * emit-rtl.c (get_mem_attrs): Likewise.
661 (set_mem_attributes_minus_bitpos): Likewise.
662 (set_mem_alias_set): Likewise.
663 * expr.c (store_constructor_field, store_field): Likewise.
664 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
665 * langhooks.c (lhd_get_alias_set): Likewise.
666 * langhooks-def.h (lhd_get_alias_set): Likewise.
667 * reload1.c (alter_reg): Likewise.
668 * tree-flow.h (struct fieldoff): Likewise.
669 * tree-ssa-alias.c (struct alias_map_d): Likewise.
670 (may_alias_p, get_smt_for, create_sft): Likewise.
671 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
672 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
673 (merge_smts_into): Likewise.
674 * varasm.c (const_alias_set): Likewise.
675 * c-common.c (strict_aliasing_warning): Likewise.
676 (c_common_get_alias_set): Likewise.
677 * dse.h (dse_record_singleton_alias_set): Update declaration.
678 (dse_invalidate_singleton_alias_set): Likewise.
679 * emit-rtl.h (set_mem_alias_set): Likewise.
680 * c-common.h (c_common_get_alias_set): Likewise.
681 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
682 * print-tree.c (print_node): Likewise.
683 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
685 (alpha_setup_incoming_varargs): Use alias_set_type.
686 * config/i386/i386.c (setup_incoming_varargs_64): Use
688 (setup_incoming_varargs_ms_64): Likewise.
689 (ix86_GOT_alias_set): Likewise.
690 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
691 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
692 (set): Change to alias_set_type.
693 (get_TOC_alias_set): Use alias_set_type.
694 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
696 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
697 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
699 (struct_value_alias_set): Likewise.
700 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
702 2007-08-11 Richard Sandiford <richard@codesourcery.com>
704 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
705 * config/vxworks.h (TARGET_VXWORKS): Override.
706 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
707 "mips" if TARGET_VXWORKS.
709 2007-08-11 Richard Sandiford <richard@codesourcery.com>
711 * calls.c (avoid_likely_spilled_reg): New function.
712 (expand_call): Use it.
714 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
716 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
718 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
720 * config/mips/predicates.md (const_call_insn_operand): Invoke
721 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
723 2007-08-10 David Edelsohn <edelsohn@gnu.org>
726 * config/rs6000/driver-rs6000.c: Include link.h.
727 Use ElfW instead of wordsize-specif typedef.
729 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
731 * system.h (CONST_CAST): New.
732 * c-decl.c (c_make_fname_decl): Use it.
733 * c-lex.c (cb_ident, lex_string): Likewise.
734 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
735 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
736 give_switch, set_multilib_dir): Likewise.
737 * gengtype-parse.c (string_seq, typedef_name): Likewise.
738 * passes.c (execute_one_pass): Likewise.
739 * prefix.c (update_path): Likewise.
740 * pretty-print.c (pp_base_destroy_prefix): Likewise.
741 * tree.c (build_string): Likewise.
743 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
745 * tree-flow-inline.h (is_exec_stmt): Remove.
746 (is_label_stmt): Remove.
747 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
750 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
752 * lower-subreg.c (resolve_shift_zext): Don't adjust
753 src_reg_num for wordmode operands.
755 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
756 David Ung <davidu@mips.com>
758 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
759 (TARGET_SCHED_REORDER2): Define.
760 (mips_maybe_swap_ready): New.
761 (mips_last_74k_agen_insn): New.
762 (mips_74k_agen_init): New.
763 (mips_74k_agen_reorder): New function to group loads and stores
765 (mips_sched_init): New.
766 (mips_sched_reorder): Don't do initialization here. Call
767 mips_74k_agen_reorder.
768 (mips_variable_issue): Call mips_74k_agen_init.
770 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
772 * tree-flow-inline.h (get_filename): Remove.
774 2007-08-10 Richard Sandiford <richard@codesourcery.com>
776 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
778 (mips_fetch_insns): Delete in favor of...
779 (mips_load_store_insns): ...this new function.
780 * config/mips/mips.c (mips_address_insns): Add a boolean argument
781 to say whether multiword moves _might_ be split.
782 (mips_fetch_insns): Delete in favor of...
783 (mips_load_store_insns): ...this new function.
784 (mips_rtx_costs): Update the call to mips_address_insns.
785 (mips_address_cost): Likewise.
786 * config/mips/mips.md (length): Use mips_load_store_insns instead
788 * config/mips/constraints.md (R): Use mips_address_insns rather
789 than mips_fetch_insns. Assume that the move never needs to be split.
791 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
793 * config/mips/mips.opt (mhard-float, msoft-float): Make these
794 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
795 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
796 * config/mips/mips.h (mips16_hard_float): Delete.
797 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
798 definitions, and replace with....
799 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
800 * config/mips/mips.c (mips16_hard_float): Delete. Replace
801 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
802 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
803 (override_options): Replace MASK_SOFT_FLOAT references with
804 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
805 and mips16_hard_float when TARGET_MIPS16.
807 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
810 * c-typeck.c (build_binary_op): Check for non pointer types before
811 calling int_fits_type_p.
813 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
816 * fold-const.c (omit_one_operand): Return only the ommitted expression
817 if the result is an empty statement.
818 (pedantic_omit_one_operand): Likewise.
820 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
822 * c-typeck.c (readonly_error): Improve error for assignment.
824 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
826 (pp_c_expression): Ditto.
828 2007-08-09 Simon Baldwin <simonb@google.com>
830 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
831 break that was preventing simplify_associative_operation() for xor.
833 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
834 Nigel Stephens <nigel@mips.com>
836 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
837 Document change in interpretation of value from boolean to
839 * optabs.c (expand_ffs, expand_ctz): New functions to compute
840 ffs and ctz using clz.
841 (expand_unop): Call them.
842 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
844 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
845 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
846 enable the new ffs expansion on this target.
848 2007-08-09 Jan Hubicka <jh@suse.cz>
850 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
851 (expand_ternary_op): Likewise.
852 (expand_vec_shift_expr): Likewise.
853 (expand_binop_directly): Likewise.
854 (expand_binop): Likewise.
855 (sign_expand_binop): Likewise.
856 (expand_twoval_unop): Likewise.
857 (expand_twoval_binop): Likewise.
858 (expand_twoval_binop_libfunc): Likewise.
859 (widen_clz): Likewise.
860 (widen_bswap): Likewise.
861 (expand_parity): Likewise.
862 (expand_unop): Likewise.
863 (expand_abs_nojump): Likewise.
864 (expand_copysign): Likewise.
865 (emit_no_conflict_block): Likewise.
866 (emit_libcall_block): Likewise.
867 (can_compare_p): Likewise.
868 (prepare_cmp_insn): Likewise.
869 (emit_cmp_and_jump_insn_1): Likewise.
870 (prepare_float_lib_cmp): Likewise.
871 (emit_conditional_add): Likewise.
872 (gen_add2_insn): Likewise.
873 (have_add2_insn): Likewise.
874 (gen_sub2_insn): Likewise.
875 (have_sub2_insn): Likewise.
876 (can_extend_p): Likewise.
877 (can_fix_p): Likewise.
878 (can_float_p): Likewise.
879 (expand_float): Likewise.
880 (expand_fix): Likewise.
881 (expand_sfix_optab): Likewise.
882 (new_optab): Likewise.
883 (new_convert_optab): Likewise.
884 (init_libfuncs): Likewise.
885 (init_interclass_conv_libfuncs): Likewise.
886 (init_intraclass_conv_libfuncs): Likewise.
887 (set_conv_libfunc): Likewise.
888 (init_optabs): Likewise.
889 (debug_optab_libfuncs): Likewise.
890 (gen_cond_trap): Likewise.
891 * optabs.h (optab_handler, convert_optab_hanlder): New.
892 * genopinit.c: Update optabs generation table.
893 * reload.c (find_reloads_address_1): Use optabs accestors.
894 * builtins.c (expand_builtin_mathfn): Likewise.
895 (expand_builtin_mathfn_2): Likewise.
896 (expand_builtin_mathfn_3): Likewise.
897 (expand_builtin_interclass_mathfn): Likewise.
898 (expand_builtin_sincos): Likewise.
899 (expand_builtin_cexpi): Likewise.
900 (expand_builtin_powi): Likewise.
901 (expand_builtin_strlen): Likewise.
902 * dojump.c (do_jump): Likewise.
903 * expr.c (convert_move): Likewise.
904 (move_by_pieces): Likewise.
905 (move_by_pieces_ninsns): Likewise.
906 (can_store_by_pieces): Likewise.
907 (store_by_pieces_1): Likewise.
908 (emit_move_via_integer): Likewise.
909 (emit_move_complex): Likewise.
910 (emit_move_ccmode): Likewise.
911 (emit_move_insn_1): Likewise.
912 (emit_single_push_insn): Likewise.
913 (store_constructor): Likewise.
914 (expand_expr_real_1): Likewise.
915 (do_store_flag): Likewise.
916 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
917 (enumerate_modes): Likewise.
918 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
919 (supportable_widening_operation): Likewise.
920 (supportable_narrowing_operation): Likewise.
921 * expmed.c (store_bit_field_1): Likewise.
922 (extract_bit_field_1): Likewise.
923 (expand_mult_highpart_optab): Likewise.
924 (expand_smod_pow2): Likewise.
925 (expand_divmod): Likewise.
926 (emit_store_flag): Likewise.
927 * tree-vect-patterns.c
928 (vect_pattern_recog_1): Likewise.
929 * tree-ssa-loop-prefetch.c
930 (nontemporal_store_p): Likewise.
931 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
932 (vect_create_epilog_for_reduction): Likewise.
933 (vectorizable_reduction): Likewise.
934 (vectorizable_operation): Likewise.
935 (vect_strided_store_supported): Likewise.
936 (vectorizable_store): Likewise.
937 (vect_strided_load_supported): Likewise.
938 (vectorizable_load): Likewise.
939 * combine.c (simplify_comparison): Likewise.
940 * tree-vect-generic.c
941 (type_for_widest_vector_mode): Likewise.
942 (expand_vector_operations_1): Likewise.
943 * config/spu/spu.c (spu_expand_mov): Likewise.
944 (spu_emit_vector_compare): Likewise.
945 * config/rs6000/rs6000.c
946 (rs6000_emit_vector_compare): Likewise.
947 * stmt.c (add_case_node): Likewise.
948 * reload1.c (gen_reload):
950 2007-08-09 Michael Matz <matz@suse.de>
952 * tree.h (fixed_zerop): Declare as taking a const_tree.
953 * tree.c (fixed_zerop): Take a const_tree.
955 2007-08-09 Ira Rosen <irar@il.ibm.com>
957 * tree-vect-transform.c (vectorizable_store): Remove call to
958 copy_virtual_operands() and call mark_symbols_for_renaming() for
959 the created vector store.
960 (vect_setup_realignment): Don't call copy_virtual_operands() and
961 update_vuses_to_preheader().
962 (vectorizable_load): Don't call copy_virtual_operands().
963 (update_vuses_to_preheader): Remove.
965 2007-08-08 Chao-ying Fu <fu@mips.com>
967 * tree.def (FIXED_POINT_TYPE): New type.
968 (FIXED_CST): New constant.
969 (FIXED_CONVERT_EXPR): New expr.
970 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
971 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
972 * tree.h (struct tree_base): Add saturating_flag.
973 Remove one bit of spare for saturating_flag.
974 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
975 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
976 FIXED_POINT_TYPE_P): Define.
977 (TYPE_SATURATING): Define.
978 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
979 (struct tree_fixed_cst): New.
980 (TYPE_IBIT, TYPE_FBIT): Define.
981 (tree_node): Add fixed_cst.
982 (enum tree_index): Add new enumeration values of
983 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
984 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
985 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
986 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
987 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
988 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
989 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
990 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
991 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
992 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
993 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
994 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
995 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
996 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
997 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
998 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
999 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1000 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1001 (sat_short_fract_type_node, sat_fract_type_node,
1002 sat_long_fract_type_node, sat_long_long_fract_type_node,
1003 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1004 sat_unsigned_long_fract_type_node,
1005 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1006 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1007 unsigned_short_fract_type_node, unsigned_fract_type_node,
1008 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1009 sat_short_accum_type_node, sat_accum_type_node,
1010 sat_long_accum_type_node, sat_long_long_accum_type_node,
1011 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1012 sat_unsigned_long_accum_type_node,
1013 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1014 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1015 unsigned_short_accum_type_node, unsigned_accum_type_node,
1016 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1017 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1018 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1019 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1020 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1021 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1022 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1023 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1024 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1025 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1026 sat_uda_type_node, sat_uta_type_node): New macro.
1027 (make_fract_type, make_accum_type): Declare.
1028 (make_signed_fract_type, make_unsigned_fract_type,
1029 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1030 make_signed_accum_type, make_unsigned_accum_type,
1031 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1032 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1033 make_or_reuse_sat_signed_fract_type,
1034 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1035 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1036 make_or_reuse_sat_unsigned_accum_type): New macro.
1037 (fixed_zerop): Declare.
1038 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1039 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1040 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1041 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1042 * treestruct.def: Add TS_FIXED_CST.
1043 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1045 (tree-dump.o): Likewise.
1046 (print-tree.o): Likewise.
1047 (tree-pretty-print.o): Likewise.
1048 (fold-const.o): Likewise.
1049 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1050 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1051 (is_gimple_min_invariant): Handle FIXED_CST.
1052 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1053 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1054 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1055 (layout_type): Handle FIXED_POINT_TYPE.
1056 (make_fract_type, make_accum_type): New functions.
1057 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1058 * tree-dump.c (fixed-value.h): New include.
1059 (dump_fixed): New function.
1060 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1061 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1062 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1063 * tree-pretty-print.c (fixed-value.h): New include.
1064 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1066 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1067 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1068 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1069 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1070 for non-saturating fixed-point types.
1071 (reassociate_bb): Likewise.
1072 * emit-rtl.c (fixed-value.h): New include.
1073 (fconst0, fconst1): New array.
1074 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1075 * tree-vect-generic.c expand_vector_operation): Support
1076 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1078 (type_for_widest_vector_mode): Add one parameter for the
1080 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1082 Pass the satp parameter to type_for_mode for fixed-point types.
1083 (expand_vector_operations_1): Pass the saturating flag to
1084 type_for_widest_vector_mode.
1085 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1086 and MODE_VECTOR_UACCUM.
1087 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1088 (vectorizable_condition): Likewise.
1089 * tree.c (fixed-value.h): New include.
1090 (tree_code_size): Support FIXED_CST.
1091 (build_fixed): New function.
1092 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1093 (fixed_zerop): New function.
1094 (tree_node_structure): Support FIXED_CST.
1095 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1096 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1097 (type_hash_eq): Handle FIXED_POINT_TYPE.
1098 (simple_cst_equal): Support FIXED_CST.
1099 (iterative_hash_expr): Handle FIXED_CST.
1100 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1101 (get_narrower): Likewise.
1102 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1103 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1104 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1105 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1107 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1108 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1109 (initializer_zerop): Support FIXED_CST.
1110 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1111 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1112 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1113 (is_base_type): Handle FIXED_POINT_TYPE.
1114 (add_type_attribute): Handle FIXED_POINT_TYPE.
1115 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1116 * print-tree.c (fixed-value.h): New include.
1117 (print_node_brief): Support FIXED_CST.
1118 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1119 * c-pretty-print.c (fixed-value.h): New include.
1120 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1121 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1122 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1123 Support fixed-point types for inner items in VECTOR_TYPE.
1124 (pp_c_direct_declarator): Likewise.
1125 (pp_c_declarator): Likewise.
1126 (pp_c_fixed_constant): New function.
1127 (pp_c_constant): Handle FIXED_CST.
1128 (pp_c_primary_expression): Likewise.
1129 (pp_c_expression): Likewise.
1130 * fold-const.c (fixed-value.h): New include.
1131 (negate_expr_p): Return true for FIXED_CST.
1132 (fold_negate_expr): Support FIXED_CST.
1133 (split_tree): Support FIXED_CST.
1134 (const_binop): Support FIXED_CST.
1135 (fold_convert_const_int_from_fixed): New function to convert from
1137 (fold_convert_const_real_from_fixed): New function to convert from
1139 (fold_convert_const_fixed_from_fixed): New function to convert from
1140 fixed to another fixed.
1141 (fold_convert_const_fixed_from_int): New function to convert from
1143 (fold_convert_const_fixed_from_real): New function to convert from
1145 (fold_convert_const): Support conversions from fixed to int, from
1146 fixed to real, from fixed to fixed, from int to fixed, and from real
1148 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1149 (operand_equal_p): Support FIXED_CST.
1150 (make_range): For fixed-point modes, we need to pass the
1151 saturating flag as the 2nd parameter.
1152 (tree_swap_operands_p): Handle FIXED_CST.
1153 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1155 (fold_unary): Support FIXED_CONVERT_EXPR.
1156 (fold_binary): Handle FIXED_CST.
1157 Make sure the type is not saturating, before associating operations.
1158 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1159 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1160 (fold_negate_const): Support FIXED_CST.
1161 (fold_relational_const): Support FIXED_CST.
1162 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1163 (gimplify_expr): Handle FIXED_CST.
1164 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1165 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1166 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1167 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1168 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1169 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1170 LONG_LONG_ACCUM_TYPE_SIZE.
1171 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1172 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1173 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1174 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1175 MODE_ACCUM, and MODE_UACCUM.
1176 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1177 fixed-point types to disable reduction.
1178 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1180 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1182 * config/rs6000/x-rs6000: New file.
1183 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1184 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1185 (EXTRA_SPEC_FUNCTIONS): Define.
1186 (HAVE_LOCAL_CPU_DETECT): Define.
1187 (CC1_CPU_SPEC): Define.
1188 * config/rs6000/driver-rs6000.c: New file.
1189 * config/rs6000/aix.h (CC1_SPEC): Define.
1190 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1191 * config.host: Add x-rs6000 to host_xmake_file if host and target
1192 are rs6000 or powerpc.
1194 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1196 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1198 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1199 Sandra Loosemore <sandra@codesourcery.com>
1200 Chao-ying Fu <fu@mips.com>
1201 Nigel Stephens <nigel@mips.com>
1202 David Ung <davidu@mips.com>
1204 * doc/invoke.texi (-mcode-readable): Document.
1205 * config/mips/mips.opt (mcode-readable): New option.
1206 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1207 * config/mips/mips.h (mips_code_readable_setting): New enum.
1208 (mips_code_readable): Declare.
1209 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1210 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1211 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1212 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1213 boiler-plate comments.
1214 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1215 * config/mips/mips.c (mips_code_readable): New variable.
1216 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1217 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1218 context and -mcode-readable setting to restrict the use of
1219 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1220 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1221 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1222 (mips_blocks_for_constant_p): Only return false for
1223 TARGET_MIPS16_PCREL_LOADS.
1224 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1225 for MIPS16. Handle SYMBOL_32_HIGH.
1226 (mips_const_insns): Allow HIGHs for MIPS16 too.
1227 (mips_unspec_address_offset): New function, split out from...
1228 (mips_unspec_address): ...here.
1229 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1230 16-bit symbolic constants. Assert approropiate conditions for
1231 using the "la" and "dla" macros.
1232 (mips_handle_option): Handle -mcode-readable=.
1233 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1234 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1235 (mips_strip_unspec_address): New function, split out from...
1236 (print_operand_reloc): ...here.
1237 (print_operand): Pass constants through mips_strip_unspec_address.
1238 (print_operand_address): Likewise.
1239 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1240 (mips_select_rtx_section): Remove MIPS16 handling.
1241 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1242 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1243 (mips16_lay_out_constants): Do nothing unless
1244 TARGET_MIPS16_PCREL_LOADS.
1245 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1246 * config/mips/mips.md: Split HIGHs for MIPS16.
1247 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1249 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1251 * config/mips/mips-protos.h (mips_emit_move): Declare.
1252 * config/mips/mips.c (mips_emit_move): New function.
1253 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1254 (mips_legitimize_const_move): Likewise.
1255 (mips_legitimize_move): Likewise.
1256 (mips_split_64bit_move): Likewise.
1257 (mips_restore_gp): Likewise.
1258 (mips_load_call_address): Likewise.
1259 (mips_emit_fcc_reload): Likewise.
1260 (mips_set_return_address): Likewise.
1261 (mips_block_move_straight): Likewise.
1262 (mips_block_move_loop): Likewise.
1263 (mips_setup_incoming_varargs): Likewise.
1264 (mips_save_reg): Likewise.
1265 (mips_expand_prologue): Likewise.
1266 (mips_restore_reg): Likewise.
1267 (mips_expand_epilogue): Likewise.
1268 (mips_output_mi_thunk): Likewise.
1269 (build_mips16_call_stub): Likewise.
1270 (mips_builtin_branch_and_move): Likewise.
1271 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1272 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1273 (fixuns_truncdfdi2): Likewise.
1274 (fixuns_truncsfsi2): Likewise.
1275 (fixuns_truncsfdi2): Likewise.
1276 (loadgp_absolute): Likewise.
1277 (builtin_setjmp_setup): Likewise.
1278 (builtin_longjmp): Likewise.
1279 (untyped_call): Likewise.
1281 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1283 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1284 an "rtx *" argument. Return a bool.
1285 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1286 values and return true if they can be split. Take the same kind of
1287 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1288 and store the lo_sum there if nonnull. Use the symbol type to
1289 determine whether a $gp or HIGH is needed.
1290 (mips_legitimize_address): Update call to mips_split_symbol and
1291 simplify accordingly.
1292 (mips_legitimize_const_move): Likewise.
1293 * config/mips/mips.md: In the combine define_split,
1294 check mips_split_symbol instead of splittable_symbolic_operand.
1295 Update use of mips_split_symbol in the generator code.
1296 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1298 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1300 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1301 (mips_symbol_insns_1): New function, split out from...
1302 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1303 and stores separately from load addresses.
1304 (mips_classify_address): Replace uses of mips_symbolic_address_p
1305 with uses of mips_symbol_insns.
1306 (mips_address_insns): Update calls to mips_symbol_insns.
1307 (mips_const_insns): Likewise.
1308 (mips_legitimize_address): Likewise.
1310 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1312 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1313 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1314 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1315 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1316 non-call contexts if TARGET_MIPS16.
1317 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1318 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1319 code for SYMBOL_ABSOLUTE.
1320 (mips_symbol_insns): Likewise.
1322 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1324 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1325 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1326 (mips_symbolic_constant_p): Likewise. Update the call to
1327 mips_classify_symbol.
1328 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1329 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1330 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1331 (print_operand_reloc): Add a context argument. Update the call to
1332 mips_symbolic_constant_p.
1333 (print_operand): Update the calls to print_operand_reloc.
1334 (print_operand_address): Use print_operand_reloc rather than
1336 (mips_rewrite_small_data_p): Add a context argument. Update the call
1337 to mips_symbolic_constant_p.
1338 (mips_small_data_pattern_1): Make DATA the containing mem.
1339 Update the call to mips_rewrite_small_data_p.
1340 (mips_rewrite_small_data_1): Likewise.
1341 (mips_use_anchors_for_symbol_p): Update the call to
1342 mips_symbolic_constant_p.
1343 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1344 (splittable_symbolic_operand): Likewise.
1345 (move_operand): Likewise.
1346 (absolute_symbolic_operand): Likewise.
1347 (got_disp_operand): Likewise.
1348 (got_page_ofst_operand): Likewise.
1350 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1352 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1353 (SYMBOL_ABSOLUTE): ...this.
1354 (SYMBOL_SMALL_DATA): Rename to...
1355 (SYMBOL_GP_RELATIVE): ...this.
1356 (SYMBOL_CONSTANT_POOL): Rename to...
1357 (SYMBOL_PC_RELATIVE): ...this.
1358 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1359 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1360 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1361 after above changes.
1362 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1363 (general_symbolic_operand): Rename to...
1364 (absolute_symbolic_operand): ...this.
1365 * config/mips/mips.md: Update after above changes.
1367 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1368 Revital Eres <eres@il.ibm.com>
1370 * ddg.c (print_ddg): Add dump information.
1371 * modulo-sched.c (print_node_sched_params): Add parameter and
1373 (calculate_maxii): Remove function.
1374 (undo_generate_reg_moves): Likewise.
1375 (undo_permute_partial_schedule): Likewise.
1376 (kernel_number_of_cycles): Likewise.
1377 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1378 (sms_schedule): Use it. Remove profitability checks.
1379 (sms_schedule_by_order): Fix order of nodes within the cycle.
1381 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1383 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1384 -profile option, add pie support.
1385 (ENDFILE_SPEC): New spec.
1386 * config/gnu.h (LIB_SPEC): Add -profile option.
1388 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1390 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1391 * config/gnu.h (LIB_SPEC): Likewise.
1393 2007-08-07 Yaz Saito <saito@google.com>
1394 Ian Lance Taylor <iant@google.com>
1396 * common.opt (finstrument-functions-exclude-function-list): New
1398 (finstrument-functions-exclude-file-list): New option.
1399 * opts.c (char_p): Define and DEF_VEC.
1400 (flag_instrument_functions_exclude_functions): New static
1402 (flag_instrument_functions_exclude_files): New static variable.
1403 (add_instrument_functions_exclude_list): New static function.
1404 (flag_instrument_functions_exclude_p): New function.
1405 (common_handle_option): Handle new options.
1406 * flags.h (flag_instrument_functions_exclude_p): Declare.
1407 * gimplify.c (gimplify_function_tree): Call
1408 flag_instrument_functions_exclude_p.
1409 * doc/invoke.texi (Option Summary): Mention new options.
1410 (Code Gen Options): Document new options.
1412 2007-08-07 Ian Lance Taylor <iant@google.com>
1414 PR rtl-optimization/32776
1415 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1416 (resolve_use): Likewise.
1417 (decompose_multiword_subregs): Remove "changed" local variable.
1419 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1421 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1422 * configure: Regenerate.
1423 * config.in: Regenerate.
1424 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1427 2007-08-07 Ian Lance Taylor <iant@google.com>
1429 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1430 note, just delete the insn.
1432 2007-08-07 Andreas Schwab <schwab@suse.de>
1435 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1438 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1440 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1441 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1442 (decompose_multiword_subregs): Use the functions above to decompose
1443 multiword shifts and zero-extends.
1445 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1447 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1448 "assemble" descriptions which were swapped.
1450 2007-08-06 Chao-ying Fu <fu@mips.com>
1452 * fixed-value.h: New file.
1453 * fixed-value.c: New file.
1454 * Makefile.in (OBJS-common): Add fixed-value.o.
1455 (fixed-value.o): New rule.
1456 (GTFILES): Add fixed-value.h.
1457 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1458 to compare a.low and b.low.
1459 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1461 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1462 Daniel Jacobowitz <dan@codesourcery.com>
1465 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1467 (x86_64-*-netbsd*): Likewise.
1468 (x86_64-*-linux*): Likewise.
1469 (x86_64-*-kfreebsd*-gnu): Likewise.
1470 (x86_64-*-knetbsd*-gnu): Likewise.
1471 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1473 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1475 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1476 Add -fno-asynchronous-unwind-tables.
1478 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1479 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1480 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1481 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1482 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1484 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1486 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1487 (TARGET_C_MODE_FOR_SUFFIX): New.
1489 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1491 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1493 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1495 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1497 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1499 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1500 before checking function returns in conditional expressions.
1502 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1505 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1507 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1510 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1511 for INTEGRAL_TYPE_P.
1513 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1515 * configure.ac: Remove --enable-checking=df from default settings.
1516 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1517 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1518 if the parameter is true.
1519 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1520 DF_VERIFY_SCHEDULED flag is true.
1521 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1522 (df_finish_pass): Adjust prototype.
1523 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1526 * see.c (pass_see): Add TODO_df_verify.
1527 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1528 * global.c (rest_of_handle_global_alloc): Schedule verification
1530 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1532 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1533 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1534 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1536 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1537 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1538 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1540 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1541 Revital Eres <eres@il.ibm.com>
1543 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1545 * ddg.c (create_ddg_dependence): Rename to...
1546 (create_ddg_dep_from_intra_loop_link): This. Do not check
1547 for interloop edges. Do not create anti dependence edge when
1548 a true dependence edge exists in the opposite direction and
1549 -fmodulo-sched-allow-regmoves is set.
1550 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1551 (add_cross_iteration_register_deps): Create anti dependence edge
1552 when -fno-modulo-sched-allow-regmoves is set.
1553 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1555 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1557 * config/arm/arm.md (movsi): Add braces.
1559 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1562 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1563 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1565 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1567 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1569 * cfgloopmanip.c (remove_path, create_preheaders,
1570 force_single_succ_latches, fix_loop_structure): Ditto.
1571 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1572 tree_duplicate_loop_to_header_edge): Ditto.
1573 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1574 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1576 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1577 cleanup_tree_cfg): Ditto.
1578 * tree-cfg.c (tree_merge_blocks): Ditto.
1579 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1580 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1581 loop_preheader_edge, single_exit): Ditto.
1582 (flow_loops_find): Do not clear loops->state.
1583 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1584 loops_state_clear): New functions.
1586 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1589 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1590 when adding to the base and convert ELT to sizetype instead of type.
1592 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1595 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1596 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1598 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1601 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1602 correct type the negate expression.
1604 2007-08-03 Jan Hubicka <jh@suse.cz>
1606 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1609 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1611 * config/rs6000/rs6000.c (struct processor_cost): Change
1612 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1613 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1615 (rios1_costs, rios2_cost): Correct cache line size.
1616 (rs6000_override_options): Set l2-cache-size parameter.
1618 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1619 Diego Novillo <dnovillo@google.com>
1622 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1623 if the range includes 0.
1625 2007-08-03 Ben Elliston <bje@au.ibm.com>
1627 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1628 mode to unspec expressions to silence a warning from the generator
1631 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1633 * config/ia64/constraints.md ("U"): Make constraint vector only.
1635 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1638 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1639 always_inline attribute on the function decl.
1641 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1644 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1645 if we are compiling with -fPIC.
1647 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1648 Nigel Stephens <nigel@mips.com>
1650 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1651 Define for MIPS32 and MIPS64.
1653 2007-08-02 Nick Clifton <nickc@redhat.com>
1655 * config/host-hpux.c: Change copyright header to refer to version
1656 3 of the GNU General Public License and to point readers at the
1657 COPYING3 file and the FSF's license web page.
1658 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1659 config/alpha/linux.h, config/alpha/alpha.opt,
1660 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1661 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1662 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1663 config/alpha/alpha.h, config/alpha/sync.md,
1664 config/alpha/openbsd.h, config/alpha/alpha.md,
1665 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1666 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1667 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1668 config/alpha/constraints.md, config/alpha/osf.h,
1669 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1670 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1671 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1672 config/frv/frv-asm.h, config/frv/frv-protos.h,
1673 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1674 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1675 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1676 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1677 config/s390/s390.opt, config/s390/s390-modes.def,
1678 config/s390/fixdfdi.h, config/s390/constraints.md,
1679 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1680 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1681 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1682 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1683 config/m32c/prologue.md, config/m32c/m32c.abi,
1684 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1685 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1686 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1687 config/m32c/jump.md, config/m32c/shift.md,
1688 config/m32c/m32c-protos.h, config/libgloss.h,
1689 config/spu/spu-protos.h, config/spu/predicates.md,
1690 config/spu/spu-builtins.h, config/spu/spu.c,
1691 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1692 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1693 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1694 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1695 config/sparc/hypersparc.md, config/sparc/predicates.md,
1696 config/sparc/linux.h, config/sparc/sp64-elf.h,
1697 config/sparc/supersparc.md, config/sparc/cypress.md,
1698 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1699 config/sparc/niagara.md, config/sparc/sparc.md,
1700 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1701 config/sparc/sparc.opt, config/sparc/sync.md,
1702 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1703 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1704 config/sparc/sparc.c, config/sparc/little-endian.opt,
1705 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1706 config/sparc/linux64.h, config/sparc/freebsd.h,
1707 config/sparc/sol2.h, config/sparc/rtemself.h,
1708 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1709 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1710 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1711 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1712 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1713 config/m32r/linux.h, config/m32r/constraints.md,
1714 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1715 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1716 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1717 config/i386/i386.md, config/i386/netware-crt0.c,
1718 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1719 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1720 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1721 config/i386/sol2.h, config/i386/constraints.md,
1722 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1723 config/i386/predicates.md, config/i386/geode.md,
1724 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1725 config/i386/freebsd64.h, config/i386/vxworksae.h,
1726 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1727 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1728 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1729 config/i386/netware.h, config/i386/i386-modes.def,
1730 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1731 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1732 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1733 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1734 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1735 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1736 config/i386/xm-mingw32.h, config/i386/linux64.h,
1737 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1738 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1739 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1740 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1741 config/i386/cygwin2.c, config/i386/i386-protos.h,
1742 config/i386/sync.md, config/i386/openbsd.h,
1743 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1744 config/i386/nto.h, config/i386/biarch64.h,
1745 config/i386/i386-coff.h, config/i386/freebsd.h,
1746 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1747 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1748 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1749 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1750 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1751 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1752 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1753 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1754 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1755 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1756 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1757 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1758 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1759 config/sh/superh64.h, config/sh/rtemself.h,
1760 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1761 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1762 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1763 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1764 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1765 config/avr/predicates.md, config/avr/constraints.md,
1766 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1767 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1768 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1769 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1770 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1771 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1772 config/c4x/predicates.md, config/c4x/c4x.h,
1773 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1774 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1775 config/xtensa/linux.h, config/xtensa/xtensa.h,
1776 config/xtensa/elf.h, config/xtensa/xtensa.md,
1777 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1778 config/xtensa/xtensa-protos.h, config/dbx.h,
1779 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1780 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1781 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1782 config/host-solaris.c, config/fr30/fr30.h,
1783 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1784 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1785 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1786 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1787 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1788 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1789 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1790 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1791 config/cris/predicates.md, config/cris/linux.h,
1792 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1793 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1794 config/cris/aout.opt, config/cris/cris-protos.h,
1795 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1796 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1797 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1798 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1799 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1800 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1801 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1802 config/chorus.h, config/mn10300/mn10300.c,
1803 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1804 config/mn10300/mn10300.h, config/mn10300/linux.h,
1805 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1806 config/mn10300/mn10300.md, config/ia64/predicates.md,
1807 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1808 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1809 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1810 config/ia64/freebsd.h, config/ia64/ia64.md,
1811 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1812 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1813 config/gofast.h, config/rtems.h, config/sol2-10.h,
1814 config/m68k/predicates.md, config/m68k/m68k.md,
1815 config/m68k/linux.h, config/m68k/m68k-modes.def,
1816 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1817 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1818 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1819 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1820 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1821 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1822 config/m68k/constraints.md, config/m68k/rtemself.h,
1823 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1824 config/m68k/uclinux.h, config/rs6000/power4.md,
1825 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1826 config/rs6000/linux.h, config/rs6000/eabi.h,
1827 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1828 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1829 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1830 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1831 config/rs6000/windiss.h, config/rs6000/603.md,
1832 config/rs6000/aix41.h, config/rs6000/cell.md,
1833 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1834 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1835 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1836 config/rs6000/default64.h, config/rs6000/7xx.md,
1837 config/rs6000/darwin.opt, config/rs6000/spe.md,
1838 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1839 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1840 config/rs6000/7450.md, config/rs6000/linux64.h,
1841 config/rs6000/constraints.md, config/rs6000/440.md,
1842 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1843 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1844 config/rs6000/rs6000.h, config/rs6000/power6.md,
1845 config/rs6000/predicates.md, config/rs6000/altivec.md,
1846 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1847 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1848 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1849 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1850 config/rs6000/linux64.opt, config/rs6000/sync.md,
1851 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1852 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1853 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1854 config/rs6000/eabispe.h, config/rs6000/e500.h,
1855 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1856 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1857 config/rs6000/aix.h, config/rs6000/vxworks.h,
1858 config/rs6000/40x.md, config/rs6000/aix51.h,
1859 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1860 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1861 config/arc/arc.h, config/mcore/mcore-elf.h,
1862 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1863 config/mcore/mcore.md, config/mcore/mcore.c,
1864 config/mcore/mcore.opt, config/mcore/mcore.h,
1865 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1866 config/score/predicates.md, config/score/score-version.h,
1867 config/score/score-protos.h, config/score/misc.md,
1868 config/score/elf.h, config/score/score.c, config/score/mac.md,
1869 config/score/score7.md, config/score/score.h,
1870 config/score/score-conv.h, config/score/score-mdaux.c,
1871 config/score/score.md, config/score/score.opt,
1872 config/score/score-modes.def, config/score/score-mdaux.h,
1873 config/score/mul-div.S, config/arm/uclinux-elf.h,
1874 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1875 config/arm/symbian.h, config/arm/linux-elf.h,
1876 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1877 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1878 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1879 config/arm/strongarm-pe.h, config/arm/arm.h,
1880 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1881 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1882 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1883 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1884 config/arm/arm-cores.def, config/arm/arm-protos.h,
1885 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1886 config/arm/wince-pe.h, config/arm/neon.md,
1887 config/arm/constraints.md, config/arm/neon.ml,
1888 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1889 config/arm/arm.opt, config/arm/arm926ejs.md,
1890 config/arm/predicates.md, config/arm/iwmmxt.md,
1891 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1892 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1893 config/arm/neon-testgen.ml, config/arm/arm.md,
1894 config/arm/xscale-coff.h, config/arm/pe.c,
1895 config/arm/arm-generic.md, config/arm/pe.h,
1896 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1897 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1898 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1899 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1900 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1901 config/pa/predicates.md, config/pa/pa64-hpux.h,
1902 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1903 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1904 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1905 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1906 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1907 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1908 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1909 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1910 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1911 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1912 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1913 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1914 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1915 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1916 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1917 config/mips/linux64.h, config/mips/elforion.h,
1918 config/mips/constraints.md, config/mips/generic.md,
1919 config/mips/predicates.md, config/mips/4300.md,
1920 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1921 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1922 config/mips/5k.md, config/mips/vr4120-div.S,
1923 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1924 config/mips/mips-protos.h, config/mips/6000.md,
1925 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1926 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1927 config/mips/mips-modes.def, config/mips/vr.h,
1928 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1929 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1930 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1931 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1932 config/vax/openbsd1.h, config/vax/netbsd.h,
1933 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1934 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1935 config/h8300/rtems.h, config/h8300/predicates.md,
1936 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1937 config/h8300/h8300.md, config/h8300/h8300.opt,
1938 config/h8300/coff.h, config/h8300/h8300-protos.h,
1939 config/v850/v850.md, config/v850/predicates.md,
1940 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1941 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1942 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1943 config/mmix/mmix.h, config/mmix/predicates.md,
1944 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1945 config/mmix/mmix.c, config/mmix/mmix.opt,
1946 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1947 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1948 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1949 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1952 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1954 * emit-rtl.c (reset_used_decls): Rename to...
1955 (set_used_decls): ...this. Set the used flag rather than clearing it.
1956 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1957 DECL_RTLs rather than resetting them.
1959 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1961 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1963 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1965 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1966 argument to find_reloads_address.
1968 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1970 PR tree-optimization/32919
1971 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1972 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1973 (coalesce_ssa_name): Call it.
1975 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1976 David Ung <davidu@mips.com>
1978 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1979 (__mips16_unorddf2, __mips16_floatunsidf): New.
1980 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1982 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1984 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1986 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1987 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1988 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1989 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1990 * omp-low.c (get_ws_args_for, determine_parallel_type,
1991 expand_omp_for_generic, expand_omp_for_static_nochunk,
1992 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1993 Work with more precise CFG.
1994 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1995 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1997 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1998 * gimple-low.c (lower_stmt): Ditto.
1999 * tree-inline.c (estimate_num_insns_1): Ditto.
2000 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2001 (OMP_SECTIONS_SWITCH): New.
2002 * tree-cfgcleanup.c (cleanup_omp_return): New.
2003 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2004 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2005 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2006 (tree_redirect_edge_and_branch): Handle omp constructs.
2008 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2009 with three arguments.
2011 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2013 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2016 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2018 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2019 the loop structures may need fixing.
2020 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2022 (cleanup_tree_cfg_loop): Removed.
2023 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2024 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2025 instead of running cleanup_tree_cfg_loop.
2026 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2027 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2028 (tree_predictive_commoning): Declaration changed.
2029 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2031 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2033 * doc/invoke.texi (l1-cache-size): Update documentation.
2034 (l2-cache-size): Document.
2035 * params.h (L2_CACHE_SIZE): New macro.
2036 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2037 that L1_CACHE_SIZE is in kB now.
2038 (L2_CACHE_SIZE_BYTES): New macro.
2039 (tree_ssa_prefetch_arrays): Show size in kB.
2040 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2041 and l2_cache_size fields.
2042 * config/i386/driver-i386.c (describe_cache): Detect cache size
2044 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2045 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2046 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2047 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2048 (override_options): Set l1-cache-size and l2-cache-size to default
2049 values if not specified otherwise.
2050 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2051 (PARAM_L2_CACHE_SIZE): New.
2053 2007-08-01 Nigel Stephens <nigel@mips.com>
2054 David Ung <davidu@mips.com>
2055 Thiemo Seufer <ths@mips.com>
2056 Chris Dearman <chris@mips.com>
2057 Richard Sandiford <richard@codesourcery.com>
2059 * config.gcc (mips*-sde-elf*): New stanza.
2060 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2061 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2062 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2063 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2064 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2065 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2067 * config/mips/sde.h: New file.
2068 * config/mips/t-libgcc-mips16: Likewise.
2069 * config/mips/t-sde: Likewise.
2070 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2071 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2072 _MIPS_FPSET and _MIPS_SZINT.
2073 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2074 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2075 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2076 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2077 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2078 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2079 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2080 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2081 _MIPS_SZPTR and _MIPS_FPSET.
2082 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2083 architecture is specified.
2084 (MIPS_32BIT_OPTION_SPEC): New macro.
2086 2007-07-31 Dan Hipschman <dsh@google.com>
2088 * gcc.c (end_going_arg): New function.
2089 (do_spec_2): Use it.
2090 (do_spec_1): Use it.
2092 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2094 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2095 only if ENABLE_CHECKING is defined.
2097 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2099 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2100 df_ru_add_problem, df_ru_get_bb_info): Removed.
2101 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2102 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2103 df_ru_free_bb_info, df_ru_alloc,
2104 df_ru_bb_local_compute_process_def,
2105 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2106 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2107 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2108 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2109 df_ru_add_problem): Removed.
2111 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2114 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2115 (casesi32p, casesi64p): Likewise.
2116 (casesi): Adjust for above.
2118 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2120 * mode-switching.c (create_pre_exit): Don't search past calls.
2122 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2124 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2126 2007-07-31 Revital Eres <eres@il.ibm.com>
2128 * ddg.c (add_deps_for_def): Rename to...
2129 (add_cross_iteration_register_deps): This. Change implementation
2130 to use only reaching def and def-use chains to construct the
2131 inter loop dependencies.
2132 (add_deps_for_use): Remove function.
2133 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2134 function to build the inter loop dependencies.
2135 * modulo-sched.c (sms_schedule): Build only
2136 reaching def and def-use chains for the propose of the ddg
2139 2007-07-31 Julian Brown <julian@codesourcery.com>
2141 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2142 New define_insns. Use correct RTL.
2143 (vec_set<mode>): Write as expander.
2145 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2147 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2148 to an unallocated space.
2150 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2153 (split_constant_offset): Enable split_constant_offset to extract
2154 constants from other statements.
2155 * tree-vect-transform.c
2156 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2157 to a temp var. Force base_offset to be simple.
2159 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2161 * df-scan.c (df_scan_verify): Remove artificial limit on
2162 the number of blocks for verification.
2163 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2164 df_simulate_defs): Avoid unnecessary insn checking for defs.
2166 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2168 * config/m68k/lb1sf68.asm (FUNC): New macro.
2170 (__udivsi3): Likewise.
2171 (__divsi3): Likewise.
2172 (__umodsi3): Likewise.
2173 (__modsi3): Likewise.
2174 (__subdf3): Likewise.
2175 (__adddf3): Likewise.
2176 (__muldf3): Likewise.
2177 (__divdf3): Likewise.
2178 (__negdf2): Likewise.
2179 (__cmpdf2): Likewise.
2180 (__subsf3): Likewise.
2181 (__addsf3): Likewise.
2182 (__mulsf3): Likewise.
2183 (__divsf3): Likewise.
2184 (__negsf2): Likewise.
2185 (__cmpsf2): Likewise.
2186 (__eqdf2): Likewise.
2187 (__nedf2): Likewise.
2188 (__gtdf2): Likewise.
2189 (__gedf2): Likewise.
2190 (__ltdf2): Likewise.
2191 (__ledf2): Likewise.
2192 (__eqsf2): Likewise.
2193 (__nesf2): Likewise.
2194 (__gtsf2): Likewise.
2195 (__gesf2): Likewise.
2196 (__ltsf2): Likewise.
2197 (__lesf2): Likewise.
2199 2007-07-30 Ollie Wild <aaw@google.com>
2201 * c-ppoutput.c (print_lines_directives_only): New function.
2202 (scan_translation_unit_directives_only): New function.
2203 (preprocess_file): Add call to scan_translation_unit_directives_only.
2204 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2205 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2206 -fdirectives-only. Add errors for -fdirectives-only conflict with
2207 -Wunused-macros and -traditional.
2208 (finish_options): Add builtin macro initialization for
2209 -fdirectives-only + -fpreprocessed.
2210 * c.opt (fdirectives-only): New.
2211 * doc/cppopts.texi (fdirectives-only): New.
2213 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2215 * alias.c (record_set, memory_modified_1): Constify.
2216 * bt-load.c (note_btr_set): Likewise.
2217 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2218 * combine.c (set_nonzero_bits_and_sign_copies,
2219 expand_field_assignment, record_dead_and_set_regs_1,
2220 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2221 likely_spilled_retval_1): Likewise.
2222 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2223 frv_io_handle_set): Likewise.
2224 * config/mips/mips.c (mips_sim_record_set,
2225 vr4130_true_reg_dependence_p_1): Likewise.
2226 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2227 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2228 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2229 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2230 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2231 * ddg.c (mark_mem_store): Likewise.
2232 * df-problems.c (df_urec_mark_reg_change): Likewise.
2233 * function.c (update_epilogue_consts): Likewise.
2234 * gcse.c (record_set_info, record_last_set_info,
2235 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2236 reg_clear_last_set): Likewise.
2237 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2239 * jump.c (reversed_comparison_code_parts): Likewise.
2240 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2241 reg_is_set): Likewise.
2242 * loop-iv.c (mark_altered): Likewise.
2243 * mode-switching.c (reg_becomes_live): Likewise.
2244 * optabs.c (no_conflict_move_test): Likewise.
2245 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2247 * postreload.c (reload_combine_note_store, move2add_note_store):
2249 * regmove.c (flags_set_1): Likewise.
2250 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2252 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2254 * resource.c (update_live_status): Likewise.
2255 * rtl.h (set_of, note_stores): Likewise.
2256 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2257 note_stores, parms_set): Likewise.
2258 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2259 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2261 * var-tracking.c (count_stores, add_stores): Likewise.
2263 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2265 * alias.c (mems_in_disjoint_alias_sets_p,
2266 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2267 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2268 write_dependence_p, mems_in_disjoint_alias_sets_p,
2269 read_dependence, true_dependence, canon_true_dependence,
2270 anti_dependence, output_dependence): Constify.
2271 * combine.c (extended_count): Likewise.
2272 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2273 * cselib.c (get_value_hash, references_value_p,
2274 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2275 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2276 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2277 * function.c (contains, prologue_epilogue_contains,
2278 sibcall_epilogue_contains): Likewise.
2279 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2280 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2281 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2282 reg_or_subregno): Likewise.
2283 * recog.c (asm_noperands): Likewise.
2284 * reload1.c (function_invariant_p): Likewise.
2285 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2286 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2287 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2288 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2289 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2290 extended_count, prologue_epilogue_contains,
2291 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2292 canon_true_dependence, read_dependence, anti_dependence,
2293 output_dependence): Likewise.
2294 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2296 2007-07-30 Julian Brown <julian@codesourcery.com>
2298 * config/arm/neon.md (V_ext): New mode attribute.
2299 (neon_vget_lane<mode>): Replace with define_expand.
2300 (neon_vget_lane<mode>_sext_internal)
2301 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2302 and quad precision vectors.
2303 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2304 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2305 have typeless 32-bit result.
2307 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2310 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2312 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2313 use sizetype for rest.
2314 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2315 (aff_combination_convert): Don't convert rest for pointer types.
2317 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2319 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2321 * tree-ssa-alias.c: Add alloc-pool.h.
2322 (init_alias_info): Free alias_bitmap_obstack.
2323 (delete_alias_info): Call delete_mem_ref_stats.
2324 (get_mem_sym_stats_for): Use alloc_pool.
2325 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2326 (delete_mem_sym_stats): Removed.
2328 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2330 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2331 functions cannot be represented as classical distance vectors.
2333 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2335 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2336 * builtins.c (validate_arg, builtin_mathfn_code,
2337 validate_arglist): Likewise.
2338 * calls.c (call_expr_flags): Likewise.
2339 * combine.c (reg_nonzero_bits_for_combine,
2340 reg_num_sign_bit_copies_for_combine, get_last_value,
2341 reg_truncated_to_mode): Likewise.
2342 * emit-rtl.c (subreg_lowpart_p): Likewise.
2343 * expr.c (highest_pow2_factor_for_target,
2344 categorize_ctor_elements_1, categorize_ctor_elements,
2345 count_type_elements, contains_packed_reference,
2346 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2347 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2348 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2349 native_encode_int, native_encode_real, native_encode_complex,
2350 native_encode_vector, native_encode_expr, native_interpret_int,
2351 native_interpret_real, native_interpret_complex,
2352 native_interpret_vector, native_interpret_expr): Likewise.
2353 * function.c (use_register_for_decl): Likewise.
2354 * gimplify.c (get_name): Likewise.
2355 * langhooks-def.h (lhd_return_null_const_tree): New.
2356 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2357 * langhooks.c (lhd_return_null_const_tree): New.
2358 * langhooks.h (lang_get_callee_fndecl): Constify.
2359 * output.h (constructor_static_from_elts_p): Likewise.
2360 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2361 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2362 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2363 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2364 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2365 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2366 * rtlhooks-def.h (reg_nonzero_bits_general,
2367 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2369 * rtlhooks.c (reg_num_sign_bit_copies_general,
2370 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2372 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2373 * stor-layout.c (mode_for_size_tree): Likewise.
2374 * tree-ssa-loop-im.c (memref_eq): Likewise.
2375 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2376 * tree.c (contains_placeholder_p, type_list_equal,
2377 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2379 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2380 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2381 contains_placeholder_p, contains_packed_reference,
2382 get_callee_fndecl, operand_equal_for_phi_arg_p,
2383 warn_if_unused_value, is_body_block, native_encode_expr,
2384 native_interpret_expr, fold_convertible_p, operand_equal_p,
2385 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2386 validate_arglist, simple_cst_equal, type_list_equal,
2387 use_register_for_decl, call_expr_flags, get_name,
2388 highest_pow2_factor): Likewise.
2389 (const_call_expr_arg_iterator_d,
2390 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2391 first_const_call_expr_arg, more_const_call_expr_args_p,
2392 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2393 * varasm.c (constructor_static_from_elts_p): Constify.
2395 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2397 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2398 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2399 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2400 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2401 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2402 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2403 spelling conventions.
2404 * doc/invoke.texi: Follow spelling conventions.
2406 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2407 Revital Eres <eres@il.ibm.com>
2409 * modulo-sched.c (sms_schedule): Avoid loops which includes
2410 auto-increment instructions.
2412 2007-07-28 Richard Guenther <rguenther@suse.de>
2415 * fold-const.c (fold_cond_expr_with_comparison): Convert
2416 operand zero of MIN/MAX_EXPR to correct type.
2418 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2421 flags_from_decl_or_type): Constify.
2422 * gcc.c (do_spec_1): Likewise.
2423 * print-tree.c (dump_addr, print_node_brief): Likewise.
2424 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2425 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2426 tree_purge_all_dead_eh_edges): Likewise.
2427 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2428 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2430 * tree.c (expr_location, expr_has_location, expr_locus,
2431 expr_filename, expr_lineno, get_inner_array_type,
2432 fields_compatible_p): Likewise.
2433 * tree.h (get_inner_array_type, fields_compatible_p,
2434 expr_location, expr_has_location, expr_locus, expr_filename,
2435 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2436 setjmp_call_p, alloca_call_p): Likewise.
2438 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2440 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2441 TV_FLOW_INSENSITIVE.
2443 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2445 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2446 (compute_flow_insensitive_aliasing): Ditto for
2447 TV_FLOW_INSENSITIVE.
2449 2007-07-27 Jan Hubicka <jh@suse.cz>
2451 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2454 * attribs.c: Include hashtab.h
2455 (attribute_hash): New.
2456 (substring): New structure.
2457 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2459 (init_attributes): Initialize attribute hash.
2460 (decl_attributes): Use attribute hash.
2461 * Makefile.in (attribs.c): Depend on hashtab.h.
2463 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2465 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2467 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2469 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2470 __mips_dspr2 and __mips_dsp_rev macros.
2471 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2473 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2475 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2477 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2481 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2482 and the updating of the live and do_not_gen sets.
2483 (df_note_bb_compute): Added updating of live and do_not_gen sets
2484 for regular defs so that the case of clobber inside conditional
2485 call is processed correctly.
2487 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2489 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2490 operands with compatible type.
2492 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2494 * expr.h (store_bit_field): Don't return a value.
2495 * expmed.c (check_predicate_volatile_ok): New function.
2496 (store_bit_field_1): New function, extracted from store_bit_field.
2497 Take a fallback_p argument and return true if the operation succeeded.
2498 Only use store_fixed_bit_field if fallback_p. Don't recompute
2499 mode_for_extraction; use op_mode instead. Try forcing memories
2500 into registers if the insv expander fails.
2501 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2502 Don't return a value.
2503 (convert_extracted_bit_field): New function, extracted from
2505 (extract_bit_field_1): Likewise. Take a fallback_p argument
2506 and return NULL if the operation succeeded. Only use
2507 extract_fixed_bit_field if fallback_p. Only calculate one
2508 extraction mode. Combine code for extv and extzv. Try forcing
2509 memories into registers if the ext(z)v expander fails.
2510 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2512 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2514 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2516 (df_ref): Likewise. Put regno with other integer fields.
2518 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2520 * df.h (df_mw_hardreg): Remove "loc" field.
2521 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2523 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2524 split out from df_set_unused_notes_for_mw. Return false for
2525 partial references. Assert that mw_reg is a REG when returning true.
2526 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2527 (df_whole_mw_reg_dead_p): New function, split out from
2528 df_set_dead_notes_for_mw. Return false for partial references.
2529 Assert that mw_reg is a REG when returning true.
2530 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2531 Remove redundant bitmap check.
2533 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2535 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2536 ($(T)crtend.o): Likwise.
2537 ($(T)crtbeginS.o): Likwise.
2538 ($(T)crtendS.o): Likwise.
2539 ($(T)crtfastmath.o): Likwise.
2541 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2543 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2544 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2545 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2546 and x_n_bbs_in_dom_tree fields.
2548 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2550 PR tree-optimization/32087
2551 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2552 Do not call scale_bbs_frequencies_int with prob of zero.
2554 2007-07-26 Julian Brown <julian@codesourcery.com>
2556 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2557 (neon_element_bits): Add prototypes.
2558 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2559 (neon_const_bounds, neon_element_bits): New functions.
2560 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2561 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2562 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2563 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2564 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2565 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2566 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2567 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2568 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2569 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2570 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2571 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2572 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2574 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2576 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2577 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2579 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2580 Julian Brown <julian@codesourcery.com>
2582 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2583 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2584 * config/arm/cortex-a8.md: New.
2585 * config/arm/cortex-a8-neon.md: New.
2586 * config/arm/neon-schedgen.ml: New.
2587 * config/arm/neon.md (vqh_mnem): New.
2589 (Is_float_mode): New.
2590 (Scalar_mul_8_16): New.
2592 (V_mode_nunits): New.
2593 (All instruction patterns): Annotate with neon_type attribute
2595 * config/arm/arm.md: Include cortex-a8.md.
2596 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2598 Annotate instruction patterns accordingly.
2599 (generic_sched): Do not use generic scheduling for Cortex-A8.
2600 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2602 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2604 * fold-const.c (fold_read_from_constant_string): Use
2606 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2608 2007-07-26 Nick Clifton <nickc@redhat.com>
2610 * tree-ssa-operands.h: Change copyright header to refer to version
2611 3 of the GNU General Public License and to point readers at the
2612 COPYING3 file and the FSF's license web page.
2613 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2614 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2615 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2616 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2617 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2618 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2619 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2620 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2621 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2622 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2623 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2624 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2625 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2626 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2627 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2628 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2629 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2630 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2631 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2632 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2633 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2634 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2635 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2636 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2637 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2638 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2639 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2640 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2641 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2642 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2643 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2644 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2645 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2646 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2647 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2648 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2649 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2650 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2651 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2652 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2653 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2654 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2655 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2656 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2657 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2658 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2659 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2660 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2661 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2662 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2663 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2664 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2665 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2666 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2667 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2668 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2669 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2670 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2671 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2672 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2673 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2674 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2675 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2676 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2677 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2678 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2679 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2680 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2681 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2682 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2683 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2684 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2685 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2686 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2687 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2688 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2689 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2690 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2691 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2692 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2693 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2694 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2695 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2696 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2697 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2698 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2699 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2700 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2701 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2702 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2703 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2704 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2705 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2706 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2707 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2708 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2709 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2710 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2711 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2712 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2713 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2714 convert.c, convert.h, langhooks-def.h, reload1.c,
2715 tree-ssa-operands.c: Likewise.
2717 2007-07-26 Jan Hubicka <jh@suse.cz>
2719 * tree-ssa-live.c: Include debug.h and flags.h.
2720 (mark_scope_block_unused): New function.
2721 (remove_unused_scope_block_p): New function.
2722 (remove_unused_locals): Remove unused blocks too.
2724 2007-07-25 Ian Lance Taylor <iant@google.com>
2726 * combine.c (combine_max_regno): Remove. Remove all uses.
2727 (struct reg_stat_struct): Rename from struct reg_stat.
2728 (reg_stat_type): Define, and declare VECs.
2729 (reg_stat): Change from pointer to VEC. Change all uses.
2730 (combine_split_insns): New static function.
2731 (try_combine, find_split_point): Call it instead of split_insns.
2733 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2735 * cfghooks.c (split_block): Fix the information about loop latch.
2737 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2739 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2741 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2743 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2744 Scan the new edge for loop exit info.
2746 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2748 * config/darwin.c: Include debug.h.
2750 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2753 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2755 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2757 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2758 (HARD_REGNO_MODE_OK): Ditto.
2759 (MODES_TIEABLE_P): Ditto.
2760 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2761 (CLASS_MAX_NREGS): Ditto.
2762 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2763 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2764 (divdf3_internal_thr): Removed.
2765 * config/ia64/div.md: New file.
2766 * config/ia64/constraints.md: Add H constraint.
2768 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2770 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2771 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2772 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2773 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2774 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2775 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2776 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2777 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2778 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2779 dump_sbitmap_file, debug_sbitmap, popcount_table,
2780 sbitmap_popcount): Constify.
2781 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2782 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2783 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2784 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2785 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2786 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2787 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2788 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2789 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2790 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2791 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2793 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2795 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2796 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2797 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2798 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2799 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2800 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2801 bitmap_intersect_p, bitmap_intersect_compl_p,
2802 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2803 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2805 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2806 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2807 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2808 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2809 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2810 debug_bitmap, debug_bitmap_file, bitmap_print,
2811 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2812 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2814 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2816 * config/darwin.c (darwin_override_options): Additional fix for
2817 debug info formats that don't support var tracking.
2819 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2821 * cselib.c (entry_and_rtx_equal_p): Constify.
2822 * gengtype.c (output_mangled_typename, write_types, write_local):
2824 * gengtype.h (const_type_p): New.
2825 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2827 * tlink.c (scan_linker_output): De-constify.
2828 * tree-ssa-loop-im.c (memref_eq): Constify.
2829 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2830 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2832 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * c-common.c (fname_as_string, c_type_hash): Constify.
2835 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2836 * cgraph.c (edge_hash, edge_eq): Likewise.
2837 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2838 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2839 reg_attrs_htab_eq): Likewise.
2840 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2842 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2843 const_decl_t, const_state_t, const_automata_list_el_t): New.
2844 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2845 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2846 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2847 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2848 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2849 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2850 compare_max_occ_cycle_nums, out_state_arcs_num,
2851 compare_transition_els_num, units_cmp, state_reservs_cmp):
2853 * genmodes.c (cmp_modes): Likewise.
2854 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2855 * gimplify.c (compare_case_labels): Likewise.
2856 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2857 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2858 * matrix-reorg.c (mtt_info_hash): Likewise.
2859 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2860 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2861 (htab_hash_bucket, htab_hash_elem): Constify.
2862 * tree-browser.c (TB_parent_eq): Likewise.
2863 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2864 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2865 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2866 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2868 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2869 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2870 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2871 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2872 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2874 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2875 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2876 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2877 * tree-ssa-threadupdate.c (redirection_data_hash,
2878 redirection_data_eq): Likewise.
2879 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2880 * tree-ssa.c (var_ann_eq): Likewise.
2881 * tree-vrp.c (compare_case_labels): Likewise.
2882 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2883 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2884 tree_not_check_failed, tree_class_check_failed,
2885 tree_range_check_failed, tree_not_class_check_failed,
2886 omp_clause_check_failed, omp_clause_range_check_failed,
2887 tree_contains_struct_check_failed, tree_operand_check_failed):
2889 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2890 tree_not_check_failed, tree_class_check_failed,
2891 tree_range_check_failed, tree_not_class_check_failed,
2892 tree_operand_check_failed, omp_clause_operand_check_failed,
2893 tree_operand_length): Likewise.
2894 * var-tracking.c (const_variable): New.
2895 (variable_htab_hash, variable_htab_eq): Constify.
2896 * varasm.c (const_desc_hash): Likewise.
2898 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2900 * expr.c (handled_component_p): Constify.
2901 * fold-const.c (fit_double_type): Likewise.
2902 * real.h (real_value_from_int_cst): Likewise.
2903 * tree-flow-inline.h (gimple_in_ssa_p,
2904 gimple_aliases_computed_p, gimple_addressable_vars,
2905 gimple_call_clobbered_vars, gimple_referenced_vars,
2906 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2907 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2908 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2909 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2910 is_label_stmt, is_global_var, phi_ssa_name_p,
2911 factoring_name_p, is_call_clobbered, tree_common_ann,
2912 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2913 unmodifiable_var_p, array_ref_contains_indirect_ref,
2914 ref_contains_array_ref, lookup_subvars_for_var,
2915 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2916 gimple_mem_ref_stats): Likewise.
2917 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2918 may_aliases, is_exec_stmt, is_label_stmt,
2919 ref_contains_array_ref, array_ref_contains_indirect_ref,
2920 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2921 unmodifiable_var_p): Likewise.
2922 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2923 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2924 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2925 cst_and_fits_in_hwi, real_value_from_int_cst,
2926 build_real_from_int_cst, integer_zerop, integer_onep,
2927 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2928 tree_floor_log2, real_zerop, real_onep, real_twop,
2929 real_minus_onep, really_constant_p, purpose_member, chain_member,
2930 list_length, fields_length, int_size_in_bytes, bit_position,
2931 int_bit_position, byte_position, int_byte_position, expr_align,
2932 array_type_nelts, tree_node_structure,
2933 type_contains_placeholder_1, iterative_hash_pointer,
2934 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2935 tree_map_base_eq, type_hash_list, type_hash_eq,
2936 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2937 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2938 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2939 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2940 int_fits_type_p, get_containing_scope, decl_function_context,
2941 decl_type_context, omp_clause_operand_check_failed,
2942 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2943 * tree.h (omp_clause_operand_check_failed, tree_size,
2944 build_real_from_int_cst, array_type_nelts, purpose_member,
2945 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2946 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2947 is_attribute_p, check_qualified_type, expr_align,
2948 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2949 int_byte_position, list_length, fields_length, initializer_zerop,
2950 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2951 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2952 tree_node_structure, handled_component_p, get_containing_scope,
2953 decl_function_context, decl_type_context, real_zerop,
2954 type_num_arguments, fit_double_type, really_constant_p,
2955 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2956 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2957 real_twop, real_minus_onep, int_cst_value): Likewise.
2959 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * cfglayout.c (insn_scope, insn_line): Constify.
2962 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2963 const_double_htab_hash, const_double_htab_eq,
2964 mem_attrs_htab_hash): Likewise.
2965 * loop-iv.c (biv_eq): Likewise.
2966 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2967 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2968 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2970 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2971 error_for_asm, warning_for_asm, _fatal_insn,
2972 _fatal_insn_not_found): Likewise.
2973 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2974 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2975 rtl_check_failed_type2, rtl_check_failed_code1,
2976 rtl_check_failed_code2, rtl_check_failed_code_mode,
2977 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2978 * rtl.h (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, LABEL_KIND,
2982 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2983 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2984 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2985 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2986 rtx_unstable_p, get_integer_term, get_related_value,
2987 offset_within_block_p, reg_mentioned_p, count_occurrences,
2988 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2989 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2990 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2991 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2992 find_constant_src, find_reg_fusage, find_regno_fusage,
2993 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2994 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2995 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2996 computed_jump_p, auto_inc_p, in_expr_list_p,
2997 remove_node_from_expr_list, loc_mentioned_in_p,
2998 label_is_jump_target_p, reversed_comparison_code_parts,
2999 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3000 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3001 print_inline_rtx): Likewise.
3002 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3003 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3004 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3005 get_integer_term, get_related_value, offset_within_block_p,
3006 count_occurrences, reg_mentioned_p, no_labels_between_p,
3007 reg_used_between_p, reg_referenced_p, single_set_2,
3008 multiple_sets, set_noop_p, refers_to_regno_p,
3009 reg_overlap_mentioned_p, dead_or_set_p,
3010 covers_regno_no_parallel_p, covers_regno_p,
3011 dead_or_set_regno_p, find_reg_note, find_regno_note,
3012 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3013 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3014 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3015 side_effects_p, may_trap_p_1, may_trap_p,
3016 may_trap_after_code_motion_p, may_trap_or_fault_p,
3017 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3018 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3019 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3020 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3021 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3023 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3024 warning_for_asm): Likewise.
3025 * tree.h (print_rtl): Likewise.
3026 * varasm.c (get_pool_mode): Likewise.
3028 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3031 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3032 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3033 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3034 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3035 * ddg.c (compare_sccs): Likewise.
3036 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3037 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3038 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3039 decimal_do_fix_trunc, decimal_real_to_integer,
3040 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3041 * dse.c (const_group_info_t): New.
3042 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3043 * dwarf2out.c (const_dw_die_ref): New.
3044 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3045 * tree-browser.c (TB_parent_eq): Likewise.
3046 * unwind-dw2-fde.c (__register_frame_info_bases,
3047 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3048 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3050 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3051 * unwind-dw2.c (uw_frame_state_for): Likewise.
3052 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3053 * value-prof.h (const_histogram_value): New.
3055 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3057 * config/mips/mips.c (machine_function): Add
3058 initialized_mips16_gp_pseudo_p.
3059 (mips16_gp_pseudo_reg): Do not emit the initialization of
3060 mips16_gp_pseudo_rtx when being called from the gimple cost-
3061 calculation routines; emit it on the first use outside those
3064 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3066 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3069 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3070 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3071 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3072 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3073 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3074 Preserve const-ness of parameters through use of __typeof(),
3075 also constify and tidy.
3077 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3078 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3079 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3080 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3081 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3082 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3083 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3084 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3085 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3087 2007-07-25 Julian Brown <julian@codesourcery.com>
3088 Mark Shinwell <shinwell@codesourcery.com>
3090 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3091 (alpha_mangle_type): This.
3092 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3093 (TARGET_MANGLE_TYPE): Define this instead.
3094 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3095 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3096 (arm_init_neon_builtins): Fix comment.
3097 (arm_mangle_map_entry): New.
3098 (arm_mangle_map): New.
3099 (arm_mangle_type): New.
3100 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3101 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3102 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3103 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3104 (TARGET_MANGLE_TYPE): Define this instead.
3105 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3106 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3107 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3108 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3109 (TARGET_MANGLE_TYPE): Define this instead.
3110 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3112 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3113 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3114 (TARGET_MANGLE_TYPE): Define this instead.
3115 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3116 (s390_mangle_type): This.
3117 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3118 (TARGET_MANGLE_TYPE): Define this instead.
3119 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3120 (sparc_mangle_type): This.
3121 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3122 (TARGET_MANGLE_TYPE): Define this instead.
3123 * cp/mangle.c (write_type): Call mangle_type target hook on all
3124 types before mangling. Use original type, not main variant, as
3126 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3127 (TARGET_MANGLE_TYPE): This.
3128 * target.h (gcc_target): Rename mangle_fundamental_type to
3130 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3131 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3133 2007-07-25 Julian Brown <julian@codesourcery.com>
3134 Paul Brook <paul@codesourcery.com>
3135 Joseph Myers <joseph@codesourcery.com>
3136 Mark Shinwell <shinwell@codesourcery.com>
3138 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3139 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3140 (with_fpu): Allow --with-fpu=neon.
3141 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3142 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3143 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3144 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3145 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3146 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3147 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3148 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3149 (output_move_neon): Add prototypes.
3150 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3151 (all_fpus): Add FPUTYPE_NEON.
3152 (fp_model_for_fpu): Add NEON field.
3153 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3154 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3156 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3158 (thumb2_legitimate_address_p): Likewise.
3159 (neon_valid_immediate): Recognize and prepare constants suitable for
3161 (neon_immediate_valid_for_move): New function. Recognize and prepare
3162 immediates for NEON move instructions.
3163 (neon_immediate_valid_for_logic): New function. Recognize and
3164 prepare immediates for NEON logic instructions.
3165 (neon_output_logic_immediate): New function. Create asm string
3166 suitable for outputting immediate logic instructions.
3167 (neon_pairwise_reduce): New function. Implement reduction using
3168 pairwise operations.
3169 (neon_expand_vector_init): New function. Expand a (possibly
3170 non-constant) vector initialization.
3171 (neon_vector_mem_operand): New function. Memory operands supported
3172 for quad-word loads/stores to/from ARM or NEON registers. Don't
3173 allow base+offset addressing for core regs.
3174 (neon_struct_mem_operand): New function. Valid mems for NEON
3176 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3177 from neon_vector_mem_operand addresses without a secondary register.
3178 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3179 (add_minipool_backward_ref): Likewise.
3180 (dump_minipool): Likewise.
3181 (push_minipool_fix): Likewise.
3182 (output_move_quad): New function. Output quad-word moves, loads and
3183 stores using ARM registers.
3184 (output_move_vfp): Add support for vectors in VFP (NEON) D
3186 (output_move_neon): Output a NEON load/store to/from a quadword
3188 (arm_print_operand): Implement new codes:
3189 - 'c' for unadorned integers (without a # sign).
3190 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3192 - 'e', 'f' for the low and high D parts of a NEON Q register.
3193 - 'q' outputs a NEON Q register.
3194 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3195 - 'T' prints NEON opcode features from a coded bitmask.
3196 - 'F' is similar to T, but signed/unsigned codes both print as
3198 - 't' is similar to T, but 'u' is printed instead of 'p'.
3199 - 'O' prints 'r' if NEON instruction should perform rounding (as
3200 specified by bitmask), else prints nothing.
3201 - '#' is a punctuation character to stop operand numbers from
3202 running together with following digits in the assembler
3203 strings for instructions (when using mode attributes).
3204 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3205 constant vectors in big-endian mode, where necessary.
3206 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3207 Handle EI, OI, CI, XI modes.
3208 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3209 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3210 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3211 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3212 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3214 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3215 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3216 to turn v8qi, etc. into bits defined above.
3217 (neon_itype): New enumeration. Classifications of NEON builtins.
3218 (neon_builtin_datum): Define struct. Contains information about
3219 a single builtin (with multiple modes).
3220 (CF): Define helper macro for...
3221 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3223 (neon_builtin_data): New array. Define information about builtins
3224 for use during initialization/expansion.
3225 (arm_init_neon_builtins): New function.
3226 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3228 (neon_builtin_compare): New function.
3229 (locate_neon_builtin_icode): New function. Find an insn code for a
3230 builtin given a function code for that builtin. Also return type of
3231 builtin (NEON_BINOP, NEON_UNOP etc.).
3232 (builtin_arg): New enumeration. Types of arguments for builtins.
3233 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3234 Takes a variable argument list of builtin_arg types, terminated by
3236 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3237 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3238 (neon_emit_pair_result_insn): New function. Support returning pairs
3239 of vectors via a pointer.
3240 (neon_disambiguate_copy): New function. Set up operands for a
3241 multi-word copy such that registers do not get clobbered.
3242 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3243 ARM_BUILTIN_NEON_BASE.
3244 (arm_file_start): Set float-abi attribute for NEON.
3245 (arm_vector_mode_supported_p): Enable NEON vector modes.
3246 (arm_mangle_map_entry): New.
3247 (arm_mangle_map): New.
3248 (arm_mangle_vector_type): New.
3249 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3251 (TARGET_NEON): New macro. Target supports NEON.
3252 (fputype): Add FPUTYPE_NEON.
3253 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3254 for vectorization based on command-line arg.
3255 (NEON_REGNO_OK_FOR_NREGS): Define.
3256 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3257 (VALID_NEON_STRUCT_MODE): Define.
3258 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3259 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3260 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3261 (consttable_16): Add pattern for outputting 16-byte minipool
3263 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3265 (vec-common.md, neon.md): Include md files.
3266 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3267 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3268 (memory_constraint "Ut", "Un", "Us"): Define.
3269 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3270 (MMX_char): New mode attribute.
3271 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3272 (*add<mode>3_iwmmxt): New insn pattern.
3273 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3274 (*sub<mode>3_iwmmxt): New insn pattern.
3275 (mulv4hi3): Rename to...
3276 (*mulv4hi3_iwmmxt): This.
3277 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3278 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3279 (uminv4hi3, uminv2si3): Remove. Replace with...
3280 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3281 (*umin<mode>3_iwmmxt): These.
3282 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3283 (ashr<mode>3_iwmmxt): This new pattern.
3284 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3285 (lshr<mode>3_iwmmxt): This new pattern.
3286 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3287 (ashl<mode>3_iwmmxt): This new pattern.
3288 * config/arm/neon-docgen.ml: New file. Generate documentation for
3290 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3291 * config/arm/arm_neon.h: New (autogenerated).
3292 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3294 * config/arm/neon.md: New file. Define NEON instructions.
3295 * config/arm/neon.ml: New file. Abstract description of NEON
3296 instructions, used to generate arm_neon.h header, documentation and
3298 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3299 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3301 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3303 (ARM NEON Intrinsics): New subsection.
3304 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3306 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3308 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3311 2007-07-24 Jan Hubicka <jh@suse.cz>
3313 * regclass.c (move_table): New type.
3314 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3315 (init_move_cost): Break out from ...
3316 (init_reg_sets_1): ... here; simplify computation of
3317 have_regs-of_mode and contains_reg_of_mode.
3318 (record_reg_classes): Unswitch internal loops.
3319 (copy_cost): Trigger lazy initialization of move cost
3320 (record_address_regs): Likewise.
3322 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3324 * config/darwin.c (darwin_override_options): Don't force on
3325 flag_var_tracking_uninit when no debug info is requested.
3327 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3329 * cfgloop.c (init_loops_structure): New function.
3330 (flow_loops_find): Create root of the loop tree unconditionally.
3332 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3334 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3336 2007-07-24 Jan Hubicka <jh@suse.cz>
3338 * caller-save.c: Include ggc.h, gt-caller-save.h
3339 (reg_save_code, reg_restore_code): Rename to ...
3340 (cached_reg_save_code, cached_reg_restore_code): ... those.
3341 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3342 (reg_save_code, reg_restore_code): New functions.
3343 (init_caller_save): Do not intialize
3344 reg_save_code/reg_restore_code tables.
3345 * Makefile.in: (gt-caller-save.h): New.
3347 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3349 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3350 with the mode of the original operand instead of
3353 2007-07-23 Jan Hubicka <jH@suse.cz>
3355 * i386.c (ix86_secondary_memory_needed): Break out to...
3356 (inline_secondary_memory_needed): ... here.
3357 (ix86_memory_move_cost): Break out to ...
3358 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3359 maximum of input and output; fix handling of Q_REGS on 64bit.
3360 (ix86_secondary_memory_needed): Microoptimize.
3362 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3364 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3365 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3366 stmts_from_loop, known_dependences_p, build_rdg): New.
3367 * tree-data-ref.h: Depends on graphds.h.
3368 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3369 (build_rdg): Declared.
3370 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3372 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3374 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3377 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3378 Jakub Jelinek <jakub@redhat.com>
3380 PR middle-end/PR28690
3381 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3382 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3383 and MEM_POINTER operands over REG and MEM operands.
3384 (swap_commutative_operands_p): Change return value to bool.
3385 * rtl.h: Update the corresponding prototype.
3386 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3387 instead of gen_rtx_PLUS.
3388 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3389 value to bool. Change function arguments to rtx's and update code
3391 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3392 calls to match the new declaration.
3393 * simplify-rtx.c (simplify_associative_operation): Don't
3394 reorder simplify_binary_operation arguments.
3396 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3398 * config/mips/mips.c (override_options): Use mips_costs to derive
3399 the default branch cost.
3400 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3402 * config/mips/mips.opt (mbranch-cost=): New option.
3403 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3405 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3407 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3408 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3409 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3410 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3412 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3414 * config/mips/constraints.md (ks): New constraint.
3415 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3416 (*add<mode>3_mips16): ...here.
3418 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3420 * optabs.h (enum optab_index): Add new OTI_signbit.
3421 (signbit_optab): Define corresponding macro.
3422 (enum insn_code signbit_optab[]): Remove array.
3423 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3424 (expand_copysign_absneg): If back end provides signbit insn, use it
3425 instead of bit operations on floating point argument.
3426 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3427 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3428 availability of signbit insn.
3430 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3431 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3432 SSE mode is not active.
3433 (isinf<mode>2): Disable for mfpmath=sse,387.
3435 2007-07-22 Ben Elliston <bje@au.ibm.com>
3437 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3439 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3441 2007-07-20 Richard Guenther <rguenther@suse.de>
3443 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3444 integral typed condition.
3445 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3446 booleanness. Only preserve conversions from a non-base
3447 type to a base type, not in general between types with
3448 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3449 * tree.def (COND_EXPR): Document that the condition
3450 can be of any integral type.
3452 2007-07-20 Nigel Stephens <nigel@mips.com>
3453 Richard Sandiford <richard@codesourcery.com>
3455 * config/mips/mips.h (mips_dwarf_regno): Declare.
3456 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3457 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3458 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3459 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3460 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3461 (REG_CLASS_NAMES): Update accordingly.
3462 * config/mips/mips.c (mips_dwarf_regno): New array.
3463 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3464 (mips_subword): Remove special handling for accumulator registers.
3465 (override_options): Initiailize mips_dwarf_regno. Remove use
3467 (mips_swap_registers): New function.
3468 (mips_conditional_register_usage): Swap accumulator registers
3469 around if TARGET_LITTLE_ENDIAN.
3470 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3471 * config/mips/constraints.md (h, l): Use the endianness to choose
3472 between MD0_REG and MD1_REG.
3473 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3474 alternative-dependent template.
3476 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3478 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3481 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3483 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3484 predecessor fallthru flags.
3486 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3488 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3489 of compare to the same type.
3490 * cfgloopmanip.c (add_loop): Update information about loop exits.
3491 (loop_version): Remove the innermost loop requirement.
3492 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3493 to sizetype for pointers.
3495 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3497 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3498 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3499 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3501 * config/dfp-bit.c: Empty for TFmode conversions.
3503 2007-07-18 Caroline Tice <ctice@apple.com>
3505 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3506 and handle them correctly; check that src is not NULL before
3508 (find_src_set_src): Likewise.
3510 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3512 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3513 (struct alignment_context, init_alignment_context): New.
3514 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3515 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3516 (XCHAL_HAVE_S32C1I): Likewise.
3517 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3518 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3519 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3520 (ATOMIC, HQI): New macros.
3521 (memory_barrier, *memory_barrier): New.
3522 (sync_lock_releasesi): New.
3523 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3524 (sync_lock_test_and_set<mode>): New.
3525 (sync_<atomic><mode>): New.
3526 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3527 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3528 (xtensa_expand_atomic): New.
3530 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3534 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3535 transformation for builtin ISNORMAL.
3536 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3537 * builtins.def (BUILT_IN_ISNORMAL): New.
3538 * doc/extend.texi: Document isnormal.
3540 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3545 optabs infrastructure. Provide generic implementation for
3547 (expand_builtin): Handle FINITE/ISFINITE.
3548 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3549 (fold_builtin_1): Likewise.
3551 * builtins.def (BUILT_IN_ISFINITE): New.
3553 * doc/extend.texi: Document isfinite.
3555 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3561 generic fallback for isinf.
3562 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3563 calculation code ...
3564 * real.c (get_max_float): ... to here.
3565 * real.h (get_max_float): New.
3567 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * builtin-attrs.def (ATTR_TYPEGENERIC,
3572 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3574 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3575 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3576 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3577 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3579 * c-common.c (handle_type_generic_attribute): New.
3580 (c_common_attribute_table): Add "type generic".
3582 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3584 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3586 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3587 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3590 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3593 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3594 checking that the operand is an expression.
3596 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3597 Danny Smith <dannysmith@users.sourceforge.net>
3600 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3601 file mapping object in local namespace if Windows version later
3604 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3606 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3607 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3608 arm_cannot_force_const_mem.
3609 (arm_cannot_force_const_mem): New function.
3610 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3611 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3612 of arm_tls_referenced_p.
3613 * config/arm/arm.md (movsi): Split out-of-section constants when
3614 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3615 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3617 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3619 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3621 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3623 * config/mips/mips.md (*extendqihi2): Convert the destination
3626 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3628 * config/pa/fptr.c: Update license header.
3629 * config/pa/milli64.S: Likewise.
3631 2007-07-17 Nick Clifton <nickc@redhat.com>
3633 * COPYING_v3: New file. Contains version 3 of the GNU General
3635 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3636 Lesser General Public License.
3637 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3638 the GNU General Public License.
3640 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3642 PR rtl-optimization/32773
3643 * cfglayout.c (force_one_exit_fallthru): New function.
3644 (cfg_layout_finalize): Use it.
3646 2007-07-16 Richard Guenther <rguenther@suse.de>
3647 Uros Bizjak <ubizjak@gmail.com>
3649 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3650 before forcing it to gimple operand.
3652 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3653 David Ung <davidu@mips.com>
3655 * config/mips/mips.h (TUNE_24K): Define.
3656 (TUNE_MACC_CHAINS): Add TUNE_24K.
3657 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3659 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3660 (r74k_int_madd): .. this new reservation.
3661 (define_bypass): Fixed bypasses for r74k_int_madd to use
3663 * config/mips/24k.md (define_bypass): Define new
3664 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3666 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3667 Nigel Stephens <nigel@mips.com>
3669 * config/mips/mips.md: Include 20kc.md.
3670 * config/mips/20kc.md: New file.
3671 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3672 (mips_adjust_cost): Tweak for 20Kc.
3673 (mips_issue_rate): Likewise.
3674 * config/mips/mips.h (TUNE_20KC): Define.
3676 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3678 * config/rs6000/rs6000.c (struct processor_cost): Add
3679 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3681 (*_cost): Add cache information.
3682 (rs6000_override_options): Set cache parameters.
3684 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3687 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3688 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3690 2007-07-16 Paul Brook <paul@codesourcery.com>
3693 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3694 (cirrus_thumb2_movsi_insn): Ditto.
3696 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3698 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3701 2007-07-15 Andrew Haley <aph@redhat.com>
3703 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3704 before looking in the context.
3706 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3710 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3711 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3712 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3713 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3714 to generate .CALLINFO statement.
3715 (hppa_expand_prologue): Set rp_saved.
3716 (hppa_expand_epilogue): Use rp_saved.
3717 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3718 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3720 2007-07-14 Dirk Mueller <dmueller@suse.de>
3722 * omega.c (coalesce): Fix memory leak on early exit.
3723 * matrix-reorg.c (check_allocation_function): Likewise.
3724 * tree-vect-transform.c (vect_get_new_vect_var): free result
3726 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3727 pass pointer to edge vector
3728 (partition_hot_cold_basic_blocks): Fix memory leak.
3729 * collect2.c (prefix_from_string): Free temporary storage.
3730 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3732 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3734 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3735 (DO_GLOBAL_DTORS_BODY): Likewise.
3737 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3738 Nigel Stephens <nigel@mips.com>
3740 * config/mips/mips.c (mips_classify_symbol): Don't return
3741 SYMBOL_SMALL_DATA for constant pool addresses if
3742 TARGET_EMBEDDED_DATA is true.
3744 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3746 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3747 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3748 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3749 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3750 __builtin_ia32_storehps, __builtin_ia32_storelps,
3751 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3752 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3753 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3754 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3755 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3756 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3757 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3758 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3759 using def_builtin_const.
3761 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3763 PR tree-optimization/32705
3764 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3765 (simplify_binary_expression): Use SSA_VAL consistently.
3767 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3769 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3770 (SPEFSCR_REGNO): Delete definition.
3771 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3772 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3773 * config/rs6000/rs6000.h: Do not define *_REGNO.
3774 LINK_REGISTER_REGNUM -> LR_REGNO.
3775 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3776 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3777 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3778 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3779 R_VRSAVE, R_VSCR. Use them.
3780 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3781 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3782 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3783 * config/rs6000/aix.h: Define R_LR. Use it.
3785 2007-07-13 Caroline Tice <ctice@apple.com>
3787 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3788 flag_var_tracking is explicitly turned off (i.e. when variable
3789 tracking is not feasible); otherwise, turn flag_var_tracking on when
3790 flag_var_tracking_uninit is on.
3791 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3792 note definitions, to allow recording of initialization status in the
3794 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3795 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3796 determine if two note locations are equal.
3797 (output_loc_list): Don't output list entries whose start & end labels
3799 (reg_loc_descriptor): Add parameter for initialization status; pass it
3800 to other loc descriptor functions.
3801 (one_reg_loc_descriptor): Add parameter for initialization status;
3802 check its value and add DW_OP_GNU_uninit to returned loc descr if
3804 (multiple_reg_loc_descriptor): Add parameter for initialization
3806 pass init status argument to other loc descriptor functions; check
3807 value of intialization parameter and add DW_OP_GNU_uninit to returned
3808 loc descr if appropriate.
3809 (based_loc_descr): Add parameter for initialization status; add new
3810 variable for return value; check value of initialization parameter and
3811 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3812 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3813 pass init status argument to other loc descriptor functions; check
3814 value of intialization parameter and add DW_OP_GNU_uninit to returned
3815 loc descr if appropriate.
3816 (mem_loc_descriptor): Likewise.
3817 (concat_loc_descriptor): Likewise.
3818 (concatn_loc_descriptor): Likewise.
3819 (loc_descriptor): Add parameter for initialization status; pass it as
3820 argument to other loc descriptor function calls.
3821 (loc_descriptor_from_tree_1): Add appropriate initialization status
3822 to loc descriptor function calls.
3823 (add_location_or_const_value_attribute): Get initialization status
3824 from VAR_LOCATION note; add initialization status to loc descriptor
3826 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3827 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3828 status is uninitialized, add "[uninint]" to output.
3829 * common.opt (fvar-tracking-uninit): New option, similar to
3830 fvar-tracking, to turn on tracking of uninitialized variables; creates
3831 a new global flag, flag_var_tracking_uninit.
3832 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3833 (enum var_init_status): New type, for var initialization status field.
3834 * var-tracking.c (struct location_chain_def): Two new fields, init,
3835 for initialization status, and set_src for the assignment value expr.
3836 (unshare_variable): New parameter for initialization status;
3837 initialize new init and set_src fields.
3838 (var_reg_set): New parameters for initialization status and value;
3839 pass them to set_variable_part.
3840 (var_mem_set): Likewise.
3841 (get_init_value): New function.
3842 (var_reg_delete_and_set): New initialization status & value
3843 parameters; add call to get_init_value if status is unknown; pass new
3844 parameters to clobber_variable_part and var_reg_set.
3845 (var_mem_delete_and_set): Likewise.
3846 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3847 (var_mem_delete): Likewise.
3848 (variable_union): Pass status to unshare_variable; initialize new init
3849 and set_src fields. If flag_var_tracking_uninit is not set, force
3850 status to initialized.
3851 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3852 used later to get the set_src value.
3853 (find_src_status): New function.
3854 (find_src_set_src): New function.
3855 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3856 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3857 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3858 and var_mem_delete_and_set.
3859 (dump_variable): Print out "[uninit]" if appropriate.
3860 (set_variable_part): Add new initialization and set_src parameters;
3861 pass status to unshare_variable; set node->init and node- >set_src
3862 fields and modify slot in hash table appropriately; save the init and
3863 set_src values if appropriate and assign to the new node.
3864 (clobber_variable_part): New set_src parameter; if two nodes have
3865 same variable and same location but different set_src (assignment)
3866 values, clobber old node.
3867 (delete_variable_part): Pass init status to unshare_variable.
3868 (emit_note_insn_var_location): Add initialized var; assign var's init
3869 status to new 'initialized'; pass new init status field to calls to
3870 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3871 status to initialized.
3872 (emit_notes_in_bb): Pass initialization status to calls to
3873 var_reg_set, var_mem_set, var_reg_delete_and_set and
3874 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3875 var_reg_delete_and_set and var_mem_delete_and_set; call
3876 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3877 make up for change in add_stores.
3878 (vt_add_function_parameters): Add status to calls to
3880 * config/darwin.c (darwin_override_options): Turn on uninitialized
3881 tracking automatically, if var_tracking is on and the system is
3884 2007-07-13 Sa Liu <saliu@de.ibm.com>
3886 * config.gcc: Add options for arch and tune on SPU.
3887 * config/spu/predicates.md: Add constant operands 0 and 1.
3888 * config/spu/spu-builtins.def: Add builtins for double precision
3889 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3890 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3892 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3894 * config/spu/spu-protos.h: Add new function prototypes.
3895 * config/spu/spu.c (spu_override_options): Check options -march and
3897 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3898 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3900 (spu_const_from_int): New. Create a vector constant from 4 ints.
3901 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3902 (spu_emit_vector_compare): New. Emit vector compare.
3903 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3904 * config/spu/spu.h: Add options -march and -mtune. Define processor
3905 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3906 CANONICALIZE_COMPARISON.
3907 * config/spu/spu.md: Add new insns for double precision compare
3908 and double precision vector compare. Add vcond and smax/smin patterns
3909 to enable DFmode vector conditional expression.
3910 * config/spu/spu.opt: Add options -march and -mtune.
3911 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3912 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3913 both CELL and CELLEDP targets: spu_testsv.
3914 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3917 2007-07-13 Richard Guenther <rguenther@suse.de>
3919 PR tree-optimization/32721
3920 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3921 TREE_THIS_VOLATILE on the folded reference.
3922 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3923 if the array reference has TREE_THIS_VOLATILE set.
3925 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3928 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3930 2007-07-13 Andreas Schwab <schwab@suse.de>
3932 * gengtype-lex.l: Allow declarations to be indented.
3934 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3936 * ginclude/tgmath.h: New.
3937 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3938 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3939 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3940 * configure: Regenerate.
3942 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3944 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3945 correct index when setting register save state for xd
3948 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3950 * config/sh/sh.c (mark_use): Remove.
3952 2007-07-12 Paul Brook <paul@codesourcery.com>
3954 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3955 reg does not overlap return value.
3957 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3959 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3960 (set_expression_vuses): Ditto.
3961 (init_pre): Initialize expression_vuses.
3963 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3965 * config/i386/sse.md (storentdf, storentsf): New.
3967 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3969 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3971 * tree.c (build_decl_stat): Move code from here...
3972 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3973 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3974 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3975 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3976 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3979 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3980 Devang Patel <dpatel@apple.com>
3982 PR tree-optimization/25413
3983 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3984 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3985 * tree.h (contains_packed_reference): New.
3986 * expr.c (contains_packed_reference): New.
3987 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3988 (vect_enhance_data_refs_alignment): Call
3989 vector_alignment_reachable_p.
3990 * target.h (vector_alignment_reachable): New builtin.
3991 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3992 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3993 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3995 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3997 * target.h (builtin_vectorization_cost): Add new target builtin.
3998 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3999 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4000 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4001 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4002 uninitialized variables.
4003 * tree-vect-transform.c (cost_for_stmt): New function.
4004 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4005 using cost 1 for all scalar stmts. Be less conservative when
4006 estimating the number of prologue/epulogue iterations. Call
4007 targetm.vectorize.builtin_vectorization_cost. Return
4008 min_profitable_iters-1.
4009 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4010 initialization cost instead of TARG_VEC_STMT_COST. Use
4011 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4012 epilogue code. Fix epilogue cost computation.
4013 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4014 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4015 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4016 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4017 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4018 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4020 2007-07-12 Richard Guenther <rguenther@suse.de>
4022 * gimplify.c (gimplify_conversion): Make sure that the result
4023 from maybe_fold_offset_to_reference is trivially convertible
4024 to the desired type before doing the simplification.
4025 (gimplify_expr): Likewise.
4026 * fold-const.c (fold_binary): Use the correct types for
4027 building the simplified expression.
4029 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4031 PR rtl-optimization/32729
4032 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4033 that fallthru to exit.
4035 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4037 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4038 (symDTPOFF2reg): Likewise.
4040 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4042 PR tree-optimization/32663
4044 * tree.h (VALUE_HANDLE_VUSES): Remove.
4045 (struct tree_value_handle): Remove vuses.
4047 * tree-vn.c (create_value_handle_for_expr): Don't set
4050 * tree-ssa-pre.c (expression_vuses): New.
4051 (alloc_expression_id): Set up expression_vuses.
4052 (get_expression_vuses): New.
4053 (set_expression_vuses): Ditto.
4054 (clear_expression_ids): Modify for expression_vuses.
4055 (phi_translate_1): Ditto.
4056 (phi_translate_set): Ditto.
4057 (value_dies_in_block_x): Ditto
4058 (valid_in_sets): Ditto.
4059 (add_to_sets): Ditto.
4060 (find_existing_value_expr): Ditto.
4061 (create_value_handle_for_expr): Ditto.
4062 (make_values_for_stmt): Ditto.
4063 (vuse_equiv): Remove.
4065 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4067 * Makefile.in (mostlyclean): Remove object files.
4069 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4071 * toplev.c (no_new_pseudos): Deleted.
4072 * rtl.h (no_new_pseudos): Deleted.
4073 * tree-pass.h (pass_no_new_pseudos): Deleted.
4074 * passes.c (pass_no_new_pseudos): Deleted.
4075 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4076 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4077 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4079 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4080 * rtlhooks.c (gen_lowpart_general): Ditto.
4081 * optabs.c (prepare_operand): Ditto.
4082 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4084 * modulo-sched.c (rest_of_handle_sms): Ditto.
4085 * see.c (rest_of_handle_see): Ditto.
4086 * ifcvt.c (if_convert): Ditto.
4087 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4089 * init-regs.c (gate_initialize_regs): Deleted set of
4091 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4092 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4093 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4095 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4098 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4099 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4100 (*vec_extractv2di_1_rex64): New insn pattern.
4102 2007-07-11 David Daney <ddaney@avtrex.com>
4104 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4105 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4106 for SIGNAL_UNWIND_RETURN_COLUMN.
4107 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4108 (DWARF_FRAME_REGNUM): Rewrite.
4109 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4111 2007-07-11 Nick Clifton <nickc@redhat.com>
4113 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4114 delta and use gen_int_mode in place of GET_INT instead.
4116 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4118 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4121 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4123 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4124 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4126 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4127 (USE_CANONICAL_TYPES): New.
4128 * doc/invoke.texi (verify-canonical-types): Remove.
4129 (use-canonical-types): Add.
4131 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4133 * config/spu/spu.c (spu_optimization_options): Remove setting of
4134 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4135 (spu_override_options): Move it here.
4137 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4139 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4140 * config/mips/mips.c (mips_cpu_info_table): Mention
4141 MIPS_ISA_LEVEL_SPEC in the comment.
4143 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4145 PR tree-optimization/32713
4146 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4148 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4151 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4152 conditional to flag_isoc99.
4153 (c_common_init_options): Do it here, unconditionally.
4155 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4157 PR tree-optimization/32589
4158 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4159 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4160 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4161 predicate, extracted from...
4162 (set_rhs): ...here. Call it for the expression on entry.
4163 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4164 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4165 (simplify_binary_expression): Use valid_gimple_expression_p
4166 to validate the simplification.
4167 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4169 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4171 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4172 DWARF2_DEBUG on 32 bit target too.
4173 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4175 2007-07-11 Nick Clifton <nickc@redhat.com>
4177 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4178 version for 64-bit hosts.
4180 2007-07-10 David Daney <ddaney@avtrex.com>
4182 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4184 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4186 * config/mips/mips.c (mips_expand_synci_loop): New function.
4187 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4188 (UNSPEC_RDHWR): Same.
4189 (UNSPEC_SYNCI): Same.
4190 (UNSPEC_SYNC): Same.
4191 (clear_cache): New expand.
4195 (clear_hazard): Same.
4196 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4198 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4199 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4201 2007-07-10 Ian Lance Taylor <iant@google.com>
4203 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4206 2007-07-10 David Daney <ddaney@avtrex.com>
4208 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4209 * builtins.c (expand_builtin___clear_cache): New function.
4210 (expand_builtin): Call expand_builtin___clear_cache for
4211 BUILT_IN_CLEAR_CACHE case.
4212 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4213 * doc/md.texi (clear_cache): Document new instruction pattern.
4214 * testsuite/gcc.dg/builtins-64.c: New test.
4216 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4218 * config/cris/cris.md ("movsi"): Fix typo in last change.
4220 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4223 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4225 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4226 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4227 for FUNCTION_DECLs. Don't use align_functions_log if
4229 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4230 even for FUNCTION_DECLs.
4231 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4233 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4234 (DECL_FUNCTION_CODE): Update for new location and name of
4236 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4237 (struct tree_decl_common): Move 'align' and 'off_align' out
4238 of union, ensure they're still on a 32-bit boundary. Remove
4239 other fields in union 'u1'.
4240 (struct tree_function_decl): Add field 'function_code' replacing
4241 'u1.f' in tree_decl_common.
4242 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4243 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4244 (Variable Attributes): Cross-reference 'aligned' attribute
4245 to Function Attributes.
4246 * flags.h (force_align_functions_log): Delete.
4247 * toplev.c (force_align_functions_log): Delete.
4249 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4253 (*vec_concatv2di_rex): New insn pattern.
4255 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4258 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4260 2007-07-10 Ian Lance Taylor <iant@google.com>
4262 Replace no_new_pseudos in backends.
4263 * rtl.h (can_create_pseudo_p): Define.
4264 * config/darwin.c (machopic_indirect_data_reference): Use
4265 can_create_pseudo_p () instead of no_new_pseudos.
4266 (machopic_indirect_data_reference): Likewise.
4267 (machopic_legitimize_pic_address): Likewise.
4268 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4269 (alpha_emit_set_const_1): Likewise.
4270 (alpha_emit_set_const): Likewise.
4271 (alpha_emit_conditional_move): Likewise.
4272 (alpha_split_conditional_move): Likewise.
4273 * config/alpha/alpha.md (various splitters): Likewise.
4275 * config/arm/arm.c (legitimize_pic_address): Likewise.
4276 (arm_load_pic_register): Likewise.
4277 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4278 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4279 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4280 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4281 * config/cris/cris.md (movsi): Likewise.
4282 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4283 (symGOTOFF2reg_hilo): Likewise.
4284 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4285 * config/h8300/h8300.md (insv, extzv): Likewise.
4286 * config/i386/i386.c (ix86_expand_move): Likewise.
4287 (ix86_expand_vector_move): Likewise.
4288 (ix86_prepare_fp_compare_args): Likewise.
4289 (ix86_expand_carry_flag_compare): Likewise.
4290 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4291 (tls_dynamic_gnu2_combine_32): Likewise.
4292 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4293 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4294 (ia64_expand_movxf_movrf): Likewise.
4295 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4296 (m32c_split_move): Likewise.
4297 (m32c_expand_insv): Likewise.
4298 * config/m68k/m68k.md (movsi): Likewise.
4299 * config/mips/mips.c (mips_force_temporary): Likewise.
4300 (mips_split_symbol): Likewise.
4301 (mips_move_integer): Likewise.
4302 (mips_legitimize_const_move): Likewise.
4303 * config/mn10300/mn10300.md (movsi): Likewise.
4304 * config/pa/pa.c (emit_move_sequence): Likewise.
4305 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4306 (rs6000_got_register): Likewise.
4307 (create_TOC_reference): Likewise.
4308 (rs6000_machopic_legitimize_pic_address): Likewise.
4309 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4310 (various splitters): Likewise.
4311 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4312 (movsi_got): Likewise.
4313 * config/s390/s390.c (emit_symbolic_move): Likewise.
4314 * config/s390/s390.md (movhi, movqi): Likewise.
4315 (load_multiple, store_multiple): Likewise.
4316 * config/score/score.c (score_force_temporary): Likewise.
4317 * config/sh/sh.c (prepare_move_operands): Likewise.
4318 (prepare_cbranch_operands): Likewise.
4319 (emit_fpu_switch): Likewise.
4320 (fpscr_set_from_mem): Likewise.
4321 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4322 (adddi3, subsi3): Likewise.
4323 (various splitters): Likewise.
4324 (divsi_inv_fp_combine): Likewise.
4325 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4326 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4328 * config/sh/predicates.md (xor_operand): Likewise.
4329 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4330 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4331 (movdi_pic_label_ref): Likewise.
4332 * config/spu/spu.c (spu_split_immediate): Likewise.
4333 * config/alpha/alpha.md (various splitters): Remove test
4334 !no_new_pseudos || reload_completed.
4335 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4337 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4338 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4339 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4340 * config/score/score.c (th_output_mi_thunk): Likewise.
4341 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4342 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4344 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4346 PR rtl-optimization/32664
4347 * mode-switching.c (create_pre_exit): Skip barrier insns.
4349 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4351 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4352 force_gimple_operand_bsi.
4353 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4354 rewrite_use_compare): Ditto.
4355 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4357 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4358 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4359 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4360 * tree-profile.c (prepare_instrumented_value,
4361 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4362 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4363 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4364 tree_gen_ior_profiler): Ditto.
4365 * tree-ssa-reassoc.c (negate_value): Ditto.
4366 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4367 Use force_gimple_operand_bsi.
4368 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4369 * tree-if-conv.c (add_to_dst_predicate_list,
4370 find_phi_replacement_condition): Ditto.
4371 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4372 Call mark_symbols_for_renaming for new statements.
4373 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4375 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4377 * cfghooks.c (remove_edge): New function.
4378 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4380 * cfghooks.h (remove_edge): Declare.
4381 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4382 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4384 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4386 * optabs.h: Added declaration for signbit_optab.
4387 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4388 * genoptinit.c (optabs): Added entry for signbit insns.
4389 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4391 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4392 * config/s390/s390.md (signbit<mode>2): New expander.
4394 2007-07-09 Richard Guenther <rguenther@suse.de>
4397 * fold-const.c (fold_plusminus_mult_expr): Move constant
4398 arguments second to allow decomposing.
4400 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4403 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4405 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4406 Disregard DECL_FROM_INLINE.
4408 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4411 * doc/invoke.texi: Add ftree-reassoc flag.
4412 * common.opt (ftree-reassoc): New flag.
4413 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4414 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4416 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4418 PR tree-optimization/32681
4419 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4420 saved in second_edge->aux when first_bb is a loop header.
4422 2007-07-09 Jan HUbicka <jh@suse.cz>
4424 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4426 2007-07-09 Richard Guenther <rguenther@suse.de>
4428 * c-decl.c (start_function): Do not promote return type.
4430 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4432 * function.c (do_warn_unused_parameter): Do not warn if
4433 TREE_NO_WARNING is set.
4435 2007-07-08 Andreas Schwab <schwab@suse.de>
4437 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4439 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4442 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4444 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4445 apply to assembly language, too.
4446 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4448 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4450 Revert (note the sccvn portions are *not* reverted)
4451 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4453 Fix PR tree-optimization/23488
4455 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4457 * tree-flow-inline.h (get_value_handle): Ditto.
4458 * tree-ssa-pre.c (decl_vh_map): New.
4459 (decl_node_pool): New.
4460 (can_value_number_operation): Support DECL_P.
4461 (can_PRE_operation): Ditto.
4462 (create_expression_by_pieces): Ditto.
4463 (find_existing_value_expr): Modify to differnetiate between
4464 addressing and top level.
4465 (create_value_handle_for_expr): Handle DECL's.
4466 (poolify_tree): Ditto.
4467 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4468 (make_values_for_stmt): Handle DECL's properly.
4469 (init_pre): Reorg to not init useless things during FRE.
4471 * tree-flow.h: Include pointer-set.h.
4472 (decl_vh_map): Declare.
4473 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4475 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4477 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4478 the constraint description.
4479 * doc/md.texi: Update documentation of AVR constraints.
4481 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4483 * auto-inc-dec.c, config/arm/arm.c,
4484 config/m32r/constraints.md, config/mips/mips.md,
4485 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4486 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4487 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4488 typos. Follow spelling conventions.
4489 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4491 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4492 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4494 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4495 realloc_vuse): Remove.
4496 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4499 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4501 Fix PR tree-optimization/23488
4503 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4504 (try_to_simplify): Ditto.
4506 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4508 * tree-flow-inline.h (get_value_handle): Ditto.
4509 * tree-ssa-pre.c (decl_vh_map): New.
4510 (decl_node_pool): New.
4511 (can_value_number_operation): Support DECL_P.
4512 (can_PRE_operation): Ditto.
4513 (create_expression_by_pieces): Ditto.
4514 (find_existing_value_expr): Modify to differnetiate between
4515 addressing and top level.
4516 (create_value_handle_for_expr): Handle DECL's.
4517 (poolify_tree): Ditto.
4518 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4519 (make_values_for_stmt): Handle DECL's properly.
4520 (init_pre): Reorg to not init useless things during FRE.
4522 * tree-flow.h: Include pointer-set.h.
4523 (decl_vh_map): Declare.
4524 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4526 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4528 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4529 apply to assembly language, too.
4530 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4532 2007-07-06 Ian Lance Taylor <iant@google.com>
4533 Zack Weinberg <zackw@panix.com>
4536 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4538 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4540 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4541 (prefetch): Likewise if "pref" would be used.
4543 2007-07-06 Josh Conner <jconner@apple.com>
4547 * calls.c (store_one_arg): Handle arguments which are partially
4548 on the stack when detecting argument overlap.
4550 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4552 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4553 chosen during find_reloads.
4555 2007-07-06 Richard Guenther <rguenther@suse.de>
4557 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4558 TYPE_ARG_TYPES for verification of argument types. Use
4559 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4560 parameters as variable arguments.
4562 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4564 * libgcc2.h (word_type): Type definition removed.
4565 (cmp_return_type, shift_count_type): Type definitions added.
4566 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4567 replaced with shift_count_type.
4568 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4570 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4571 changed from word_type to Wtype.
4572 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4573 replaced with shift_count_type.
4574 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4576 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4577 and libgcc_shift_count attribute added.
4578 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4579 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4580 (TARGET_INITIALIZER): New target hooks added.
4581 * targhooks.c (default_libgcc_cmp_return_mode,
4582 default_libgcc_shift_count_mode): Default implementations for the new
4584 * targhooks.h (default_libgcc_cmp_return_mode,
4585 default_libgcc_shift_count_mode): Function prototypes added.
4586 * target.h (struct gcc_target): Fields for the new target hooks added.
4587 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4589 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4592 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4593 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4595 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4596 s390_libgcc_shift_count_mode): Functions added.
4597 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4598 Target hooks defined.
4600 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4602 * config/mips/mips.c (compute_frame_size): Restore the original
4603 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4604 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4605 Document why the difference is needed.
4607 2007-07-06 Richard Guenther <rguenther@suse.de>
4609 * c-common.c (boolean_increment): Use correctly typed
4612 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4614 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4615 the topmost argument register is not also included in the save mask.
4616 (mips16e_collect_argument_save_p): Take a pointer to the argument
4617 register, rather than a pointer to the number of arguments.
4618 (mips16e_collect_argument_saves): Only include argument saves
4619 that aren't in the register mask.
4621 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4623 PR rtl-optimization/32450
4624 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4625 to ensure that instructions are not moved into the prologue when
4626 profiling is on. Remove unused prologue_end variable.
4627 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4628 as a scheduling barrier.
4630 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4633 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4634 Disregard DECL_FROM_INLINE.
4636 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4638 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4639 IORing with a constant.
4641 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4643 PR rtl-optimization/32475
4644 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4645 for every definition of the stack pointer.
4647 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4649 * arm.c (vfp3_const_double_index): Copy signed results of
4650 REAL_VALUE_TO_INT into unsigned vars.
4652 2007-07-05 Richard Guenther <rguenther@suse.de>
4655 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4657 * tree-ssa.c (useless_type_conversion_p): Check canonical
4660 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4662 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4663 zero_extendhisi2): Change to define_insn_and_split.
4664 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4666 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4668 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4669 pass_match_asm_constraints): New.
4670 * passes.c (init_optimization_passes): Add new pass.
4671 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4672 * function.h (struct function): Add has_asm_statement bit.
4673 (current_function_has_asm_statement): New.
4674 * tree-pass.h (pass_match_asm_constraints): New.
4676 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4678 * config/mips/mips.c (mips_file_start): Avoid declaration
4681 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4683 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4685 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4687 * rtl.def (NOTE): Change print format string to print
4688 operand 5 as a note insn name.
4690 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4691 David Ung <davidu@mips.com>
4693 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4694 * doc/invoke.texi: (MIPS Options): Document them.
4696 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4697 David Ung <davidu@mips.com>
4699 Add support for SmartMIPS ASE.
4701 * optabs.c (expand_binop_directly): New, broken out from...
4702 (expand_binop): Here. Make it try rotating in the other
4703 direction even when the second operand isn't constant.
4704 * config/mips/mips.md (*lwxs): New.
4705 * config/mips/mips.opt (msmartmips): New.
4706 * config/mips/mips.c (mips_lwxs_address_p): New.
4707 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4708 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4709 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4710 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4711 (ISA_HAS_LWXS): New.
4712 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4713 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4714 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4715 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4716 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4717 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4718 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4720 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4722 * tree-vectorizer.c (new_loop_vec_info): Initialize
4723 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4724 * tree-vectorizer.h (_loop_vec_info): Added new filed
4725 min_profitable_iters.
4726 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4727 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4728 * tree-vect-analyze.c (vect_analyze_operations): Set
4729 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4730 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4731 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4732 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4733 and prologue cost to after they are computed.
4734 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4736 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4737 of creating vectors from scalars according to dt.
4738 (vect_model_store_cost): Likewise.
4739 (vectorizable_call): Use dt array instead of scalar dt. Call
4740 vect_model_simple_cost with additional argument dt.
4741 (vectorizable_assignment): Likewise.
4742 (vectorizable_operation): Likewise.
4743 (vectorizable_type_demotion): Likewise.
4744 (vectorizable_type_promotion): Likewise.
4745 (vectorizable_store): Use dt array instead of scalar dt. Call
4746 vect_model_store_cost with additional argument dt.
4747 (vect_do_peeling_for_loop_bound): Don't call
4748 vect_estimate_min_profitable_iters. Instead, lookup
4749 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4750 "may not be profitable".
4752 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4755 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4756 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4757 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4758 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4760 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4762 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4763 addressing modes cheaper.
4765 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4767 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4768 (dw_ranges_struct): Rename block_num to num. Adjust.
4769 (dw_ranges_by_label_struct): New.
4770 (ranges_by_label, ranges_by_label_allocated,
4771 ranges_by_label_in_use): New variables.
4772 (add_ranges_num): Factored most of the code out of...
4773 (add_ranges): ... this one. Rewrite in terms of the former.
4774 (add_ranges_by_labels): New.
4775 (output_ranges): Output by-label ranges.
4776 (dwarf2out_finish): Output range for multiple-section
4777 compile_unit. Output standard DW_AT_low_pc in addition to
4778 unexpected DW_AT_entry_pc.
4780 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4782 PR tree-optimization/32604
4783 PR tree-optimization/32606
4785 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4786 (compute_antic_safe): Removed.
4787 (ANTIC_SAFE_LOADS): Ditto.
4788 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4789 (execute_pre): Don't call compute_antic_safe.
4790 (vuse_equiv): New function.
4791 (make_values_for_stmt): Use it
4792 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4795 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4798 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4800 (avr_attribute_table): Make "naked" attribute apply to function types
4801 rather than to decls.
4802 (avr_handle_fntype_attribute): New function.
4804 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4806 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4809 2007-07-04 David Ung <davidu@mips.com>
4810 Joseph Myers <joseph@codesourcery.com>
4812 * config/mips/mips.md (type): Add logical, signext and move.
4813 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4814 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4815 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4816 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4817 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4818 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4819 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4820 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4821 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4822 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4823 movv2sf_hardfloat_64bit): Use the new types.
4824 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4825 *movdf_softfloat, *movdf_mips16): Use "multi".
4826 (extendqihi2): Replace with a define_expand.
4827 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4828 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4829 * config/mips/74k.md (r74k_int_logical): New reservation and
4831 (r74k_int_arith): Remove "slt".
4832 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4833 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4834 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4835 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4836 reservations for "arith".
4838 2007-07-04 Richard Guenther <rguenther@suse.de>
4840 * tree-ssa.c (useless_type_conversion_p): Add handling for
4841 scalar float and vector types. Only call the types_compatible_p
4842 langhook for aggregate types as last resort. Follow the
4845 2007-07-04 Richard Guenther <rguenther@suse.de>
4847 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4848 the same as NOP_EXPR.
4850 2007-07-04 Nick Clifton <nickc@redhat.com>
4852 * target.h (struct gcc_target): Add target_help field.
4853 * target-def.h (TARGET_HELP): New.
4854 (TARGET_INITIALIZER): Use TARGET_HELP.
4855 * opts.c (command_handle_option): Invoke target_help function, if
4856 defined, when the user has specified --target-help on the command
4858 * doc/invoke.texi: Mention that --target-help might print
4859 additional information.
4860 * doc/tm.texi: Document TARGET_HELP hook.
4862 * arm.c (TARGET_HELP): Override default definition.
4863 (arm_target_help): New - display a wrapped list of cores and
4864 architectures supported.
4866 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4868 * config/v850/v850.c (expand_prologue): Make sure
4869 GEN_INT() argument is sign extended rather than zero extended.
4870 (expand_epilogue): Likewise.
4871 (output_move_double): Delete.
4872 * config/v850/v850-protos.h (output_move_double): Delete.
4873 * config/v850/v850.md (movdi): Delete.
4874 (*movdi_internal): Delete.
4876 (*movdf_internal): Delete.
4878 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4880 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4881 unless compiling RTP PIC.
4883 2007-07-04 Richard Guenther <rguenther@suse.de>
4885 PR tree-optimization/32482
4886 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4887 original ssa name if we didn't find a shift expression.
4888 Fix shift constant for bit zero test.
4890 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4892 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4894 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4896 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4897 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4898 * config/arm/vxworks.h (ASM_SPEC): Delete.
4899 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4901 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4903 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4904 (DDR_REVERSED_P): New.
4905 * tree-data-ref.c (initialize_data_dependence_relation,
4906 build_classic_dist_vector): Set DDR_REVERSED_P.
4908 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4911 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4912 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4913 init_omega_for_ddr_1): Use non conservative number of iterations
4915 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4916 (analyze_siv_subscript): Remove FIXME and reinitialization of
4917 last_conflicts to chrec_dont_know.
4918 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4920 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4922 * tree.c (maybe_canonicalize_argtypes): Improve description.
4924 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4926 * tree.c (maybe_canonicalize_argtypes): New.
4927 (build_function_type): Set canonical type.
4928 (build_method_type_directly): Ditto.
4929 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4932 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4934 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4936 (rewrite_use_nonlinear_expr): Likewise.
4938 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4940 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4942 2007-07-04 Ben Elliston <bje@au.ibm.com>
4944 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4947 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4949 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4950 (Exception Handling): Likewise.
4952 2007-07-03 Jan Hubicka <jh@suse.cz>
4954 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4956 2007-07-03 Eric Christopher <echristo@apple.com>
4958 * doc/cppopts.texi: Add conflicting option note to -dM.
4959 * doc/invoke.texi: Add note about possible conflicts with
4960 -E for -dCHARS and note that -dM will not produce
4961 any results if there is no machine dependent reorg.
4963 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4965 * tree.h (DECL_ALIGN): Back out previous change.
4967 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4969 * configure.ac: Test for .dtprelword support on MIPS.
4970 * configure, config.in: Regenerate.
4971 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4972 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4974 2007-07-03 Julian Brown <julian@codesourcery.com>
4976 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4977 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4978 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4979 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4981 (all_fpus): Add FPUTYPE_VFP3.
4982 (fp_model_for_fpu): Add VFPv3 field.
4983 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4984 (vfp3_const_double_index): New function. Return integer index of
4985 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4987 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4988 and argument represents a valid RTX for a VFPv3 constant.
4989 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4991 (vfp_emit_fstmd): Similar, for fstmd.
4992 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4993 constants, represented as integer indices.
4994 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4995 VFP_REGNO_OK_FOR_DOUBLE macros.
4996 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4997 (arm_file_start): Set float-abi attribute for VFPv3, and output
4998 correct ".fpu" assembler directive.
4999 (arm_dbx_register_numbering): Add FIXME.
5000 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5001 (fputype): Add FPUTYPE_VFP3.
5002 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5003 (CALL_USED_REGISTERS): Likewise.
5004 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5005 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5006 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5007 (D7_VFP_REGNUM): New.
5008 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5009 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5010 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5011 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5012 (REG_ALLOC_ORDER): Adjust for VFPv3.
5013 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5014 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5015 VFP_LO_REGS, VFP_HI_REGS.
5016 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5017 (IS_VFP_CLASS): Define macro.
5018 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5020 (REGISTER_MOVE_COST): Likewise.
5021 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5022 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5023 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5024 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5025 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5026 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5027 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5028 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5029 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5030 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5031 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5032 where appropriate for single-word registers.
5033 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5034 As above. Fix type attributes.
5035 * config/arm/constraints.md (register_contraint "t"): Define.
5036 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5038 (register_constraint "x"): Define.
5039 (constraint "Dv"): Define.
5041 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5043 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5045 2007-07-03 Tom Tromey <tromey@redhat.com>
5047 * c-parser.c (objc_pq_context): Removed.
5048 (objc_need_raw_identifier): Likewise.
5049 (c_parser) <objc_pq_context>: New field.
5050 <objc_need_raw_identifier>: Likewise.
5051 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5052 (c_lex_one_token): Update.
5053 (c_parser_objc_protocol_definition): Update.
5054 (c_parser_objc_method_definition): Update.
5055 (c_parser_objc_methodproto): Update.
5056 (c_parser_declspecs): Update.
5058 2007-07-03 David Ung <davidu@mips.com>
5060 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5062 2007-07-03 David Ung <davidu@mips.com>
5063 Richard Sandiford <richard@codesourcery.com>
5065 * doc/invoke.texi: Document -march=74kf3_2.
5066 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5067 (TUNE_74K): Check for it.
5068 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5069 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5070 * config/mips/mips.md (cpu): Add 74kf3_2.
5071 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5072 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5073 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5074 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5075 74kf3_2 to the CPU list.
5076 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5077 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5078 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5079 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5080 (r74kf3_2_fxfer_from_c1): New insn reservations.
5082 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5083 David Ung <davidu@mips.com>
5085 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5086 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5087 and 74k[fx]. Document aliases for the new options.
5088 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5089 (PROCESSOR_24KF2_1): ...this.
5090 (PROCESSOR_24KX): Rename to...
5091 (PROCESSOR_24KF1_1): ...this.
5092 (PROCESSOR_74KF): Rename to...
5093 (PROCESSOR_74KF2_1): ...this.
5094 (PROCESSOR_74KX): Rename to...
5095 (PROCESSOR_74KF1_1): ...this.
5096 (TUNE_74K): Update PROCESSOR_* names.
5097 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5098 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5099 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5100 (mips_rtx_cost_data): Update processor names in comments.
5101 (mips_issue_rate): Update PROCESSOR_* names.
5102 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5103 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5104 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5105 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5106 Update cpu attribute names.
5107 (r24k_fpu_iss): Rename this reservation to...
5108 (r24kf2_1_fpu_iss): ...this and update all uses.
5109 (r24kx_fpu_iss): Rename this reservation to...
5110 (r24kf1_1_fpu_iss): ...this and update all uses.
5111 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5112 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5113 Update cpu attribute names.
5115 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5117 * config/m32r/constraints.md: New file.
5118 * config/m32r/m32r.c: Include tm-constrs.h.
5119 (small_data_operand): Use satisfies_constraint_* instead of macro.
5120 (addr24_operand, gen_compare): Likewise.
5121 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5122 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5123 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5124 EXTRA_CONSTRAINT): Likewise.
5125 * config/m32r/m32r.md: Include constraints.md.
5126 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5127 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5128 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5129 (two_insn_const_operand, int8_operand, uint16_operand,
5130 reg_or_int16_operand, reg_or_uint16_operand,
5131 reg_or_cmp_int16_operand, cmp_int16_operand,
5132 seth_add3_operand): Likewise.
5134 2007-07-03 Eric Christopher <echristo@gmail.com>
5136 * libgcc2.h: Conditionally declare __bswapsi2 and
5139 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5141 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5144 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5147 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5148 (__gthrw_pragma): Provide default definition.
5150 * gthr-posix.c (__gthrw_pragma): Define.
5152 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5154 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5155 before declaring inequality.
5157 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5159 * combine.c (recog_for_combine): Log the success or failure of
5160 matching new insn patterns against the machine description in
5163 2007-07-03 Revital Eres <eres@il.ibm.com>
5165 * ddg.c (print_sccs): New function.
5166 (check_sccs): New function.
5167 (create_ddg_all_sccs): Use it.
5168 * ddg.h (print_sccs): Declare.
5169 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5171 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5173 * targhooks.h (default_mode_for_suffix): New function declaration.
5174 * targhooks.c (default_mode_for_suffix): New default target hook.
5175 * target.h (struct c): New structure in the targetm struct.
5176 (mode_for_suffix): New target hook as part of struct c.
5177 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5178 default_mode_for_suffix.
5179 (TARGET_C): New define.
5180 * c-lex.c: Include "target.h".
5181 (interpret_float): Use targetm.c.mode_for_suffix to determine
5182 the mode for a given non-standard suffix.
5183 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5185 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5186 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5188 * doc/extend.texi (Floating Types): New node. Document __float80 and
5189 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5191 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5194 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5195 predicate instead of target_operand.
5196 (divsi3_i1_media, divsi3_media_2): Likewise.
5198 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5200 * tree.h (alias_sets_might_conflict_p): Rename into
5201 alias_sets_must_conflict_p.
5202 * alias.c (alias_sets_might_conflict_p): Likewise.
5203 (alias_sets_conflict_p): Use it.
5204 (objects_must_conflict_p): Likewise.
5205 * c-common.c (strict_aliasing_warning): Adjust.
5207 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5209 * rtlhooks.c (gen_lowpart_if_possible): Check for
5210 invalid subreg before calling gen_lowpart_SUBREG.
5212 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5214 * config/darwin9.h: Add copyright notice.
5215 (LINK_COMMAND_SPEC): Add comment.
5216 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5217 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5218 DARWIN_LIBSYSTEM_HAS_UNWIND.
5220 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5223 * omp-low.c (check_combined_parallel): New function.
5224 (lower_omp_parallel): Call it via walk_stmts, set
5225 OMP_PARALLEL_COMBINED if appropriate.
5226 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5227 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5228 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5229 don't consider it as combined parallel.
5231 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5233 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5234 (gcc_tooldir): Likewise.
5235 * configure: Regenerate.
5236 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5237 old configure.ac gcc_tooldir setting.
5238 (prefix_to_exec_prefix): New variable.
5239 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5240 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5242 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5244 Fix PR tree-optimization/32583
5245 Fix PR tree-optimization/32584
5246 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5247 (phi_translate_set): Use phi_translate directly now.
5248 (make_values_for_stmt): Don't value number RHS if we already know
5251 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5252 Jim Wilson <wilson@specifix.com>
5255 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5258 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5259 Richard Sandiford <richard@codesourcery.com>
5260 Nigel Stephens <nigel@mips.com>
5262 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5263 (mips16e_output_save_restore): Declare.
5264 (mips16e_save_restore_pattern_p): Likewise.
5265 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5266 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5267 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5268 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5269 (BITSET_P): New global macro, extracted from...
5270 (mips_for_each_saved_reg): ...here.
5271 (mips16e_save_restore_info): New struct.
5272 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5273 (mips16e_save_restore_regs): New variable.
5274 (mips_split_plus, mips16e_find_first_register): New functions.
5275 (mips16e_mask_registers): New function.
5276 (compute_frame_size): Expand the commentary before the function.
5277 Enforce the MIPS16e save and restore register range restrictions.
5278 Pad the general register save area at the low end.
5279 (mips16e_save_restore_reg, mips16e_build_save_restore)
5280 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5281 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5282 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5284 (mips_expand_prologue, mips_expand_epilogue): Handle
5285 GENERATE_MIPS16E_SAVE_RESTORE.
5286 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5288 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5290 PR tree-optimization/31966
5291 PR tree-optimization/32533
5292 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5293 "basic_block" description as its third argument. Update function
5294 calls to get destination bb from "edge" argument. Save "cond" into
5295 aux field of the edge. Update prototype for changed arguments.
5296 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5298 (find_phi_replacement_condition): Operate on incoming edges, not
5299 on predecessor blocks. If there is a condition saved in the
5300 incoming edge aux field, AND it with incoming bb predicate.
5301 Return source bb of the first edge.
5302 (clean_predicate_lists): Clean aux field of outgoing node edges.
5303 (tree_if_conversion): Do not initialize cond variable. Move
5304 variable declaration into the loop.
5305 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5306 initializations of new_stmt, arg0 and arg1 variables.
5308 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5310 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5311 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5313 2007-07-02 Richard Guenther <rguenther@suse.de>
5315 * tree-ssa.c (useless_type_conversion_p): Document
5316 future intent as defining the middle-end type system.
5317 Re-structure to call langhook last, group by type class,
5318 mark questionable parts.
5320 2007-07-02 Richard Guenther <rguenther@suse.de>
5322 * tree-flow.h (types_compatible_p): Declare.
5323 * tree-ssa.c (types_compatible_p): New function.
5324 * ipa-type-escape.c (discover_unique_type): Use
5325 types_compatible_p instead of lang_hooks.types_compatible_p.
5326 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5327 * tree-vn.c (expressions_equal_p): Likewise.
5328 * tree.c (fields_compatible_p): Likewise.
5329 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5330 (cprop_operand): Use useless_type_conversion_p instead of
5331 lang_hooks.types_compatible_p.
5332 * tree-inline.c (setup_one_parameter): Likewise.
5333 (declare_return_variable): Likewise.
5334 * tree-nrv.c (tree_nrv): Likewise.
5335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5336 (maybe_fold_offset_to_component_ref): Likewise.
5337 (maybe_fold_offset_to_reference): Likewise.
5338 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5339 (merge_alias_info): Likewise.
5340 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5341 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5342 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5343 * tree-tailcall.c (find_tail_calls): Likewise.
5344 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5345 * gimplify.c (canonicalize_addr_expr): Likewise.
5346 (fold_indirect_ref_rhs): Likewise.
5347 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5348 (cpt_same_type): Likewise.
5349 (check_pointer_types_r): Swap parameters to cpt_same_type
5351 * fold-const.c (fold_convert): Revert fix for PR15988.
5352 * tree-inline.c (setup_one_parameter): Instead fix it here by
5353 using fold_build1 instead of fold_convert and checking for
5354 error_mark_node. Convert only if the conversion is necessary.
5356 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5358 * configure.ac: Check for .gnu_attribute on Power.
5359 * configure: Regenerate.
5360 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5361 attribute for floating-point ABI.
5363 2007-07-02 Ira Rosen <irar@il.ibm.com>
5365 PR tree-optimization/32230
5366 PR tree-optimization/32477
5367 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5368 address is a constant.
5370 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5372 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5373 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5374 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5375 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5376 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5377 64-bit targets. Add support for *-elfoabi*.
5378 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5379 different settings if $(tm_defines) does not select the EABI.
5380 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5381 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5382 (MIPS_ARCH_OPTION_SPEC): Likewise.
5383 (MIPS_ISA_LEVEL_SPEC): Likewise.
5384 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5385 * config/mips/elfoabi.h: New file.
5387 2007-07-02 Richard Guenther <rguenther@suse.de>
5389 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5390 (useless_type_conversion_p): ... this.
5391 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5392 (useless_type_conversion_p): ... this.
5393 * builtins.c (fold_builtin_memory_op): Rename
5394 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5395 * tree-cfg.c (verify_expr): Likewise.
5396 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5397 * tree-ssa-ccp.c (ccp_fold): Likewise.
5398 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5399 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5401 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5402 * tree-ssa-pre.c (eliminate): Likewise.
5403 * tree-ssa.c (delete_tree_ssa): Likewise.
5404 (tree_ssa_useless_type_conversion): Likewise.
5405 * tree.c (build2_stat): Likewise.
5407 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5409 Fix PR tree-optimization/32571
5410 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5413 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5416 and other expected operations explicitly, change default to
5419 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5421 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5423 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5424 (tls_load_dot_plus_eight): Move the label number into the unspec.
5425 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5427 2007-07-01 Andreas Schwab <schwab@suse.de>
5429 * dwarf2out.c (initial_return_save): Define only if used.
5431 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5433 Unreverting Richard's Revert of:
5435 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5437 * dce.c (deletable_insn_p_1): New function, split out from...
5438 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5439 specially, not those inside PARALLELs. Remove BODY argument
5440 and adjust recursive call accordingly.
5441 (prescan_insns_for_dce): Update call to delete_insn_p.
5443 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5444 Revital Eres <eres@il.ibm.com>
5446 * ddg.c (create_ddg_all_sccs): Fix missed
5447 initialization of scc_nodes.
5449 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5452 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5453 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5455 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5457 * configure.ac: Check for .gnu_attribute on MIPS.
5458 * configure, config.in: Regenerate.
5459 * config/mips/mips.c (mips_file_start): If supported, output
5460 attribute for floating-point ABI.
5462 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5466 (ffs_cmove): New expander to expand using ctz pattern.
5467 (*ffs_cmove): Remove pattern.
5468 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5469 (ffsdi2): Expand using ctz pattern.
5470 (*ffs_rex64): Remove pattern.
5472 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5474 PR rtl-optimization/32296
5475 * pa.md (return): Delete pattern.
5476 (return_internal): Remove "(const_int 1)" from pattern.
5477 (epilogue): Use return_internal pattern for trivial returns.
5478 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5479 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5481 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5483 * tree-ssa-pre.c (is_exception_related): New function
5484 (can_value_number_operation): Use it.
5486 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5488 Fix PR tree-optimization/32540
5489 Fix PR tree-optimization/31651
5491 * tree-ssa-sccvn.c: New file.
5493 * tree-ssa-sccvn.h: Ditto.
5495 * tree-vn.c: Include tree-ssa-sccvn.h
5496 (val_expr_paid_d): Removed.
5497 (value_table): Ditto.
5498 (vn_compute): Ditto.
5499 (val_expr_pair_hash): Ditto.
5500 (val_expr_pair_expr_eq): Ditto.
5501 (copy_vuses_from_stmt): Ditto.
5504 (shared_vuses_from_stmt): Ditto.
5505 (print_creation_to_file): Moved up.
5506 (sort_vuses): Ditto.
5507 (sort_vuses_heap): Ditto.
5508 (set_value_handle): Make non-static.
5509 (make_value_handle): Ditto.
5510 (vn_add): Rewritten to use sccvn lookups.
5511 (vn_add_with_vuses): Ditto.
5512 (vn_lookup): Ditto (and second argument removed).
5513 (vn_lookup_with_vuses): Ditto.
5514 (vn_lookup_or_add): Ditto (and second argument removed);
5515 (vn_lookup_or_add_with_vuses): Ditto.
5516 (vn_lookup_with_stmt): New.
5517 (vn_lookup_or_add_with_stmt): Ditto.
5518 (create_value_handle_for_expr): Ditto.
5520 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5521 (seen_during_translate): New function.
5522 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5523 (phi_trans_add): Ditto.
5524 (constant_expr_p): FIELD_DECL is always constant.
5525 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5526 Use constant_expr_p.
5527 Avoid infinite recursion on mutually valued expressions.
5528 Change callers of vn_lookup_or_add.
5529 (phi_translate): New function.
5530 (compute_antic_safe): Allow phi nodes.
5531 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5532 (find_or_generate_expression): Rewrite slightly.
5533 (create_expression_by_pieces): Updated for vn_lookup_or_add
5535 Update VN_INFO for new names.
5536 (insert_into_preds_of_block): Update for new names.
5537 (add_to_exp_gen): New function.
5538 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5539 (find_existing_value_expr): Rewrite to changed vn_lookup.
5540 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5541 (try_look_through_load): Removed.
5542 (try_combine_conversion): Ditto.
5543 (get_sccvn_value): New function.
5544 (make_values_for_phi): Ditto.
5545 (make_values_for_stmt): Ditto.
5546 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5548 (init_pre): Update for SCCVN changes.
5550 (execute_pre): Ditto.
5552 * tree-flow.h (make_value_handle): Declare.
5553 (set_value_handle): Ditto.
5554 (sort_vuses_heap): Ditto.
5555 (vn_lookup_or_add_with_stmt): Ditto.
5556 (vn_lookup_with_stmt): Ditto.
5557 (vn_compute): Remove.
5560 (vn_lookup): Update arguments.
5562 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5564 (tree-ssa-sccvn.o): New.
5565 (OBJS-common): Add tree-ssa-sccvn.o
5567 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5570 * c-typeck.c (build_external_ref): Don't mark as used if called
5572 * calls.c (rtx_for_function_call): Likewise.
5574 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5578 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5580 * dce.c (deletable_insn_p_1): New function, split out from...
5581 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5582 specially, not those inside PARALLELs. Remove BODY argument
5583 and adjust recursive call accordingly.
5584 (prescan_insns_for_dce): Update call to delete_insn_p.
5586 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5588 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5589 (try_combine): Move potential calls to undo_all() so they happen
5590 before we commit to using the combined insns.
5592 2006-06-30 Jan Hubicka <jh@suse.cz>
5594 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5597 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5599 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5600 (cgraph_remove_unreachable_nodes): Likewise.
5601 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5602 * ipa-inline.c (update_caller_keys): Cast according to the coding
5604 (cgraph_decide_recursive_inlining): Likewise.
5605 (cgraph_decide_inlining_of_small_function): Likewise.
5606 (try_inline): Likewise.
5607 (cgraph_decide_inlining_incrementally): Likewise.
5608 * ipa-pure-const.c (get_function_state): Likewise.
5609 (scan_function): Likewise.
5610 (analyze_function): Likewise.
5611 (static_execute): Likewise.
5612 * ipa-reference.c (scan_for_static_refs): Likewise.
5613 (merge_callee_local_info): Likewise.
5614 (analyze_function): Use type safe memory macros.
5615 (static_execute): Likewise. Cast according to the coding conventions.
5616 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5618 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5620 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5621 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5624 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5627 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5628 for complex modes (both int and real).
5630 2007-06-29 Jan Hubicka <jh@suse.cz>
5632 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5634 2007-06-29 Jan Hubicka <jh@suse.cz>
5637 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5640 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5643 * config/avr/avr.c: Include dataflow header file.
5644 (expand_prologue): Adjust for prologue insn change.
5645 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5648 2007-06-29 Richard Guenther <rguenther@suse.de>
5651 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5652 during type verification.
5654 2007-06-29 Jan Hubicka <jh@suse.cz>
5656 * recog.c (validate_change_rtx_1): Unshare TO argument.
5658 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5660 PR tree-optimization/24659
5661 * tree-vect-transform.c (vectorizable_call): Handle
5662 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5664 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5665 * config/i386/i386.c (enum ix86_builtins)
5666 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5667 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5669 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5670 const using def_builtin_const.
5671 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5672 input operands in the same modes as the result.
5673 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5675 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5677 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5678 (df_set_dead_notes_for_mw): Likewise.
5680 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5682 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5684 2007-06-28 DJ Delorie <dj@redhat.com>
5686 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5688 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5690 * doc/invoke.texi (C++ Dialect Options): Document
5691 fvisibility-ms-compat.
5692 * c.opt (fvisibility-ms-compat): New.
5694 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5697 * tree-affine.c (aff_combination_add_elt): Handle
5698 pointer addition specially.
5700 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5702 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5703 decl is non-external for AIX ABI.
5705 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5707 * config/rs6000/predicates.md (current_file_function_operand):
5708 Ensure the symbol is non-external for AIX ABI.
5710 2007-06-28 Nick Clifton <nickc@redhat.com>
5712 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5713 (fdce, fdse, fpredictive-commoning): Likewise.
5715 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5718 * gcc.c (process_command): Recognize the new -static-libgfortran
5721 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5724 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5725 Use a call clobbered hard reg instead of a pseudo reg.
5727 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5729 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5731 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5734 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5735 REG_LIBCALL and REG_RETVAL notes.
5736 (divsi3, mulsi3): Likewise.
5737 (mulhisi3): Likewise. Use emit_libcall_block.
5738 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5740 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5742 PR rtl-optimization/32481
5743 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5745 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5747 * dce.c (deletable_insn_p_1): New function, split out from...
5748 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5749 specially, not those inside PARALLELs. Remove BODY argument
5750 and adjust recursive call accordingly.
5751 (prescan_insns_for_dce): Update call to delete_insn_p.
5753 2007-06-27 Richard Guenther <rguenther@suse.de>
5756 * tree.h (fold_convertible_p): Declare.
5757 * fold-const.c (fold_convertible_p): New function.
5758 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5759 instead of lang_hooks.types_compatible_p.
5761 2007-06-26 Jan Hubicka <jh@suse.cz>
5763 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5764 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5765 early use validate_unshare_change.
5766 (reload_combine): Likewise.
5767 * recog.c (change_t): New field unshare.
5768 (validate_change_1): Rename from validate_change; add argument unshare.
5769 (validate_change): Turn into wrapper of validate_change_1; update
5770 prototype for bools.
5771 (validate_unshare_change): New.
5772 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5773 calls of df_insn_rescan.
5774 * recog.h (validate_change): Replace ints by bools.
5775 (validate_unshare_change): Declare.
5777 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5779 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5781 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5783 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5785 2007-06-25 Jan Hubicka <jh@suse.cz>
5787 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5789 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5790 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5791 places other call site specific checks are performed.
5793 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5796 * tree-vect-transform.c (vectorizable_operation): Convert
5797 POINTER_PLUS_EXPR over to PLUS_EXPR.
5799 2007-06-25 Chao-ying Fu <fu@mips.com>
5801 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5802 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5803 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5804 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5806 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5807 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5808 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5809 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5810 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5811 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5812 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5813 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5814 ALL_FIXED_POINT_MODE_P): New define.
5815 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5817 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5819 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5820 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5821 MODE_VECTOR_UACCUM): New mode classes.
5823 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5824 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5825 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5828 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5829 (blank_mode): Initialize ibit and fbit.
5830 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5831 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5833 (new_adjust): Change required_class to required_class_from and
5834 required_class_to for testing within a range.
5835 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5836 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5838 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5839 (make_fixed_point_mode): New.
5840 (_ADD_ADJUST): Change C to C1 and C2.
5841 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5842 use a range for machine classes.
5843 (ADJUST_IBIT, ADJUST_FBIT): New.
5844 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5846 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5847 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5848 Emit adjustment for ibit and fbit.
5849 (emit_mode_ibit, emit_mode_fbit): New.
5850 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5852 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5854 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5855 as the source of the set.
5857 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5859 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5860 FP_REGNO_P): Use IN_RANGE.
5861 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5862 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5863 (DATA_REG_P): Use DATA_REGNO_P.
5864 (FP_REG_P): Use FP_REGNO_P.
5865 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5866 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5867 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5869 2007-06-24 Jan Hubicka <jh@suse.cz>
5872 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5874 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5877 * fold-const.c (fold_binary): Strip nops of operand 0
5878 of BIT_NOT_EXPR before calling operand_equal_p.
5879 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5880 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5882 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5884 * doc/extend.texi: Document that dllimport and dllexport imply
5886 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5887 imported or exported declaration, including type declarations.
5888 * c-common.c (handle_visibility_attribute): Check for conflicts
5889 with dllimport/dllexport.
5890 (c_determine_visibility): Handle dllimport/dllexport as an
5891 explicit visibility atttribute.
5893 2007-06-23 Richard Guenther <rguenther@suse.de>
5895 PR tree-optimization/16876
5897 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5899 * tree-inline.c (initialize_inlined_parameters): Do not call
5900 lang_hooks.tree_inlining.convert_parm_for_inlining.
5901 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5902 reason for mismatched types.
5903 * gimplify.c (gimplify_call_expr): Verify the call expression
5904 arguments match the called function type signature. Otherwise
5905 mark the call expression to be not considered for inlining
5906 using CALL_CANNOT_INLINE_P flag.
5907 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5908 edges call expression.
5909 (cgraph_decide_inlining_of_small_function): Likewise.
5910 (cgraph_decide_inlining): Likewise.
5911 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5913 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5914 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5915 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5917 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5918 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5920 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5921 convert_parm_for_inlining member.
5923 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5926 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5927 Remove optimization for GT.
5929 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5932 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5934 (prescan_insns_for_dce): Add extra parameter.
5936 2007-06-23 Jan Hubicka <jh@suse.cz>
5939 * gimplify.c (mark_addressable): New function.
5940 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5942 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5945 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5947 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5950 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5951 moves between MMX/SSE registers to at least 8 units to prevent
5952 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5954 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5956 * config/i386/i386.c (override_options): Correct x86_sahf
5959 2007-06-21 David Daney <ddaney@avtrex.com>
5962 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5963 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5964 (exception_receiver): Renamed to ...
5965 (nonlocal_goto_receiver): ... this.
5967 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5969 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5970 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5971 partial register accesses.
5973 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5975 * fold-const.c (debug_fold_checksum): Move it under
5976 ENABLE_FOLD_CHECKING.
5978 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5981 * tree.h (debug_fold_checksum): Declared.
5982 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5983 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5984 build_fold_addr_expr_with_type_1.
5985 (fold_addr_expr, debug_fold_checksum): New.
5986 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5987 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5990 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5992 PR tree-optimization/19590
5993 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5994 of scev is a constant.
5995 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5997 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5999 * df-problems.c (df_note_bb_compute): Made computation of live
6000 info consistent with df_lr.
6002 2007-06-21 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/32453
6005 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6006 for pointer anti-range.
6008 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6010 * config/i386/i386.c (processor_target_table): Increase maximum
6011 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6014 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6015 byte alignment if > 8 byte alignment is preferred.
6016 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6018 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6020 PR tree-optimization/31866
6021 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6022 if ASM_EXPR's input is not a SSA_NAME.
6025 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6026 but decl is a global var, instead return decl.
6027 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6028 even for is_global_var decls, if they are private in some outer
6031 2007-06-21 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/32451
6034 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6036 2007-06-21 Christian Bruel <christian.bruel@st.com>
6038 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6039 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6040 (push_regs): Changed saving order or banked registers.
6041 (sh_expand_epilogue): Likewise.
6042 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6043 (FIRST_BANKED_REG): Likewise.
6044 (LAST_BANKED_REG): Likewise.
6045 * config/sh/sh.md (banked) New attribute.
6046 (in_delay_slot): Check banked attribute.
6048 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6050 PR tree-optimization/32075
6051 * tree-data-ref.c (subscript_dependence_tester_1,
6052 analyze_miv_subscript, analyze_overlapping_iterations,
6053 add_distance_for_zero_overlaps, build_classic_dist_vector,
6054 subscript_dependence_tester_1, analyze_overlapping_iterations,
6055 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6056 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6057 to evolution_function_is_affine_multivariate_p.
6059 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6061 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6063 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6066 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6068 * config/m32c/prologue.md (epilogue_exitd_16): New.
6069 (epilogue_reit_16): New.
6070 (epilogue_exitd): Rename to epilogue_exitd_24.
6071 (epilogue_reit): Rename to epilogue_reit_24.
6073 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6074 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6076 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6078 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6079 if dbg_cnt (sched_insn) reaches the limit.
6080 (choose_ready): New parameter INSN_PTR and new return value.
6081 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6082 the new return value from choose_ready.
6083 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6084 (rest_of_handle_global_alloc): New global_alloc_at_func.
6086 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6088 PR tree-optimization/25737
6089 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6090 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6091 * tree-flow.h (struct fieldoff): Add new field alias_set.
6092 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6093 argument addressable_type. Set alias_set of fieldoff.
6094 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6095 (create_overlap_variables_for): Pass alias_set from fieldoff to
6097 * alias.c (get_alias_set): Use alias_set from SFT if set.
6099 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6101 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6102 of a variable as an unsigned HOST_WIDE_INT integer.
6104 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6106 PR rtl-optimization/32405
6107 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6109 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6111 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6114 * builtins.c: Include diagnostic.h.
6115 (expand_builtin_expect): Make gcc_assert more permissive.
6116 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6119 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6123 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6124 if ACCUMULATE_OUTGOING_ARGS.
6126 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6128 * config/m68hc11/m68hc11.c: Include dataflow header file.
6129 (m68hc11_reorg): Port to dataflow.
6131 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6133 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6134 (struct df_problem.free_blocks_on_set_blocks): New field.
6135 (struct dataflow.optional_p): New field.
6136 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6137 (df_live_set_all_dirty): New function.
6138 * df-scan.c (df_scan_alloc): Initialize optional_p.
6139 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6140 * df-core.c (df_set_blocks): Removed use of
6141 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6142 df_problem.free_blocks_on_set_blocks to determine which blocks are
6144 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6145 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6146 uses dataflow.optional_p to determine if problem should be
6148 (rest_of_handle_df_initialize): Only start live problem if
6150 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6151 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6152 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6153 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6154 problem_NOTE): Initialize free_blocks_on_set_blocks.
6155 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6157 (df_live_set_all_dirty, df_note_alloc): New function.
6158 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6160 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6161 * postreload.c (reload_combine): Ditto.
6162 * cse.c (cse_extended_basic_block): Ditto.
6163 * regmove.c (mark_flags_life_zones): Ditto.
6164 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6165 erase_matching_seqs): Ditto.
6166 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6167 * integrate (allocate_initial_values): Ditto.
6168 * combine.c (reg_dead_at_p): Ditto.
6169 * resource.c (mark_target_live_regs): Ditto.
6170 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6171 * config/sh/sh.c (find_r0_life_regions): Ditto.
6172 * global.c (rest_of_handle_global_alloc): Only add back df_live
6174 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6176 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6178 (if_convert): Make sure df_live is there at -O == 1.
6179 (pass_if_after_combine): Cleanup flags.
6180 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6181 is there at -O == 1.
6183 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6185 * config/arm/arm.c (arm_get_frame_offsets): Set
6186 offsets->locals_base to avoid negative stack size.
6187 (thumb1_expand_prologue): Assert on negative stack size.
6189 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6191 PR tree-optimization/32367
6192 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6193 of the chrec has no evolution in that loop.
6194 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6196 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6198 * config/xtensa/xtensa.c: Include "df.h".
6199 (xtensa_builtin_saveregs): Use adjust_address instead of
6201 (xtensa_va_start): Invoke make_tree with sizetype for
6202 expand_builtin_saveregs and then convert the result to a pointer.
6203 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6204 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6205 Subtract argument size from index value as integers and then use
6206 POINTER_PLUS_EXPR to add the result to the array address.
6208 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6211 * config/m32c/m32c.c: Include dataflow header file.
6212 (m32c_emit_prologue): Adjust for prologue insn change.
6213 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6214 once inside a PARALLEL. Assume frame size passed in operand 0
6215 includes space to save the fb register.
6216 (prologue_enter_24): Likewise.
6217 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6219 2007-06-19 David Daney <ddaney@avtrex.com
6222 * config/mips/mips.md (cprestore): Mark $gp as used.
6224 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6227 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6228 (frv_ifcvt_modify_insn): Likewise.
6230 2007-06-19 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6233 only handle positive offsets that fit in a HOST_WIDE_INT.
6235 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6238 result of rsqrt insn for zero input argument to avoid NaN.
6240 2007-06-19 Richard Guenther <rguenther@suse.de>
6243 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6245 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6247 PR tree-optimization/32353
6248 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6250 2007-06-19 Nick Clifton <nickc@redhat.com>
6252 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6254 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6258 * config/i386/i386.c (assign_386_stack_local): Assert that
6259 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6260 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6261 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6262 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6264 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6266 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6268 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6270 PR rtl-optimization/32321
6271 * gcse.c (replace_store_insn): Update the note before
6272 calling emit_insn_after.
6274 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6277 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6279 * df-problems.c (df_note_bb_compute): Fix dumping info.
6281 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6283 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6284 insn with emit_jump_insn.
6286 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6288 PR tree-optimization/32383
6289 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6290 * targhooks.h (default_builtin_reciprocal): Update prototype.
6291 * target.h (struct gcc_target): Update builtin_reciprocal.
6292 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6293 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6294 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6295 when fndecl is in BUILT_IN_MD class.
6296 (execute_convert_to_rsqrt): Ditto.
6298 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6299 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6300 Convert BUILT_IN_SQRTF code only when md_fn is false.
6302 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6304 * bt-load.c (move_btr_def): Fix the order of arguments
6305 to validate_replace_rtx.
6307 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6309 * config/m68k/m68k-devices.def: Add 54450..54455.
6311 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6313 PR rtl-optimization/32366
6314 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6315 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6318 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6321 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6322 this is true, rescan insn being modified.
6323 (sms_schedule): Added rescan parameter.
6324 (rest_of_handle_sms): Moved freeing of dominance info to before
6325 getting out of cfg_layout.
6327 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6329 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6330 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6333 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6334 FL_CF_EMAC from the entry for isac.
6336 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6337 (const_sibcall_operand): New.
6338 (sibcall_operand): Use it.
6339 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6340 (m68k_isas): ISAC does not imply FPU or EMAC.
6341 (override_options): Add ISA_C logic for symbolic jump & call.
6343 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6345 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6346 return mode from the builtin itself.
6347 (sparc_fold_builtin): Fix cast of zero constant.
6349 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6351 * targhooks.c (default_builtin_reciprocal): New default target hook.
6352 * targhooks.h (default_builtin_reciprocal): Add prototype.
6353 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6354 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6355 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6356 default_builtin_reciprocal.
6358 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6361 * hooks.c (hook_tree_tree_bool_null): New hook.
6362 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6363 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6364 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6365 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6366 and convert it to reciprocal a*rfunc(b).
6367 (execute_convert_to_rsqrt): New function.
6368 (gate_convert_to_rsqrt): New function.
6369 (pass_convert_to_rsqrt): New pass definition.
6370 * target.h (struct gcc_target): Add builtin_reciprocal.
6371 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6372 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6373 TARGET_BUILTIN_RECIPROCAL.
6374 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6376 * config/i386/i386.h (TARGET_RECIP): New define.
6377 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6378 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6379 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6380 and not optimizing for size.
6381 (*rcpsf2_sse): New insn pattern.
6382 (*rsqrtsf2_sse): Ditto.
6383 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6384 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6385 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6386 and not optimizing for size.
6387 (sqrt<mode>2): Expand SFmode operands 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 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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 (*sse_rsqrtv4sf2): Do not export.
6397 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6398 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6399 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6400 and not optimizing for size.
6402 * config/i386/i386.opt (mrecip): New option.
6403 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6404 (ix86_emit_swsqrtsf): Ditto.
6405 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6406 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6408 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6409 ix86_expand_unop1_builtin.
6410 (ix86_emit_swdivsf): New function.
6411 (ix86_emit_swsqrtsf): Ditto.
6412 (ix86_builtin_reciprocal): New function.
6413 (TARGET_BUILTIN_RECIPROCAL): Use it.
6414 (ix86_vectorize_builtin_conversion): Rename from
6415 ix86_builtin_conversion.
6416 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6417 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6418 "i386 and x86_64 Options" section.
6419 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6421 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6422 Zdenek Dvorak <dvorakz@suse.cz>
6423 Richard Guenther <rguenther@suse.de>
6424 Kaz Kojima <kkojima@gcc.gnu.org>
6426 * tree-vrp.c (compare_values_warnv): Convert val2 to
6428 (extract_range_from_assert): Create
6429 POINTER_PLUS_EXPR for pointer types.
6430 (extract_range_from_binary_expr): Handle
6431 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6433 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6434 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6435 POINTER_PLUS_EXPR as PLUS_EXPR.
6436 (number_of_iterations_lt_to_ne):
6437 For pointer types, use sizetype when
6438 creating MINUS_EXPR/PLUS_EXPRs.
6439 (assert_loop_rolls_lt): For pointer types, use sizetype when
6440 creating MINUS_EXPR/PLUS_EXPRs.
6441 (number_of_iterations_le): Likewise.
6442 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6443 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6444 like PLUS_EXPR and MINUS_EXPR.
6445 * tree-pretty-print.c (dump_generic_node): Handle
6447 (op_prio): Likewise.
6448 (op_symbol_1): Likewise.
6449 * optabs.c (optab_for_tree_code): Likewise.
6450 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6452 * tree-tailcall.c (process_assignment): Mention
6453 POINTER_PLUS_EXPR in a TODO comment.
6454 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6455 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6456 not used with a pointer and an integer type.
6457 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6458 increment using chrec_convert_rhs instead of chrec_convert.
6459 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6460 PLUS_EXPR except for the right hand side's type will be
6462 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6463 (fold_used_pointer_cast): Kill.
6464 (pointer_offset_p): Kill.
6465 (fold_used_pointer): Kill.
6466 (pointer_used_p): Kill.
6467 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6468 call fold_used_pointer.
6469 (instantiate_parameters_1): Convert the increment
6470 using chrec_convert_rhs instead of chrec_convert.
6471 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6472 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6473 instead of PLUS_EXPR.
6474 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6475 PLUS_EXPR for pointers.
6476 (std_gimplify_va_arg_expr): Likewise.
6477 (fold_builtin_memory_op): Likewise.
6478 (fold_builtin_strstr): Likewise.
6479 (fold_builtin_strchr): Likewise.
6480 (fold_builtin_strrchr): Likewise.
6481 (fold_builtin_strpbrk): Likewise.
6482 (expand_builtin_memory_chk): Likewise.
6483 (fold_builtin_memory_chk): Likewise.
6484 (std_expand_builtin_va_start): Use
6485 sizetype for the call to make_tree and then convert
6486 to the pointer type.
6487 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6488 instead of PLUS_EXPR for adding to a pointer.
6489 (std_gimplify_va_arg_expr): Use fold_build2 for
6490 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6491 the operands to sizetype first and then cast the BIT_AND_EXPR
6492 back to the pointer type.
6493 * fold-const.c (build_range_check): Handle pointer types
6495 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6496 of PLUS_EXPR's. Make sure the offset is converted to
6498 (try_move_mult_to_index): Strip the NOPs from the offset.
6499 Remove code argument and replace all uses with PLUS_EXPR.
6500 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6501 specially. Don't use a pointer type for MINUS_EXPR.
6502 (fold_unary): Handle for (T1)(X op Y),
6503 only p+ as that is the only as that can be handled for
6504 binary operators now.
6505 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6507 <case PLUS_EXPR>: Add folding of PTR+INT into
6509 Don't call try_move_mult_to_index.
6510 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6511 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6512 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6513 Don't call try_move_mult_to_index.
6514 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6515 (tree_expr_nonzero_p): Likewise.
6516 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6517 of PLUS_EXPR for the complex expression folding.
6518 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6519 first chrec is a pointer type, then the second should
6520 be sizetype and not the first's type.
6521 For POINTER_PLUS_EXPR, use a different right hand side type.
6522 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6523 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6524 different right hand side type.
6525 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6526 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6527 instead of PLUS_EXPR.
6528 When either operand is zero, convert the other operand.
6529 (chrec_apply): Use chrec_convert_rhs
6530 on the argument x instead of chrec_convert.
6531 (reset_evolution_in_loop): For pointer types, the new_evol
6533 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6534 different right hand side type.
6535 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6536 (chrec_convert_rhs): New function.
6537 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6538 different right hand side type.
6539 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6540 * tree-chrec.h (chrec_convert_rhs): New prototype.
6541 (build_polynomial_chrec): For pointer types, the right hand
6542 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6543 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6544 Remove subtraction case as it is always addition now.
6545 Make sure the offset is converted to sizetype.
6546 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6547 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6548 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6549 PLUS_EXPR in pointer type.
6550 Handle POINTER_PLUS_EXPR.
6551 (tree_to_aff_combination): Likewise.
6552 (force_expr_to_var_cost): Likewise.
6553 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6554 instead of PLUS_EXPR for pointers.
6555 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6556 instead of PLUS_EXPR of pointer types.
6557 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6559 (check_va_list_escapes): Likewise.
6560 (check_all_va_list_escapes): Likewise.
6561 * dwarf2out.c (loc_descriptor_from_tree_1):
6562 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6563 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6564 (string_constant): Likewise.
6565 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6566 the offset to the base, use POINTER_PLUS_EXPR.
6567 (add_to_parts): Convert the index to sizetype.
6568 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6569 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6570 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6571 Offset only holds something for PLUS_EXPR.
6572 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6574 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6576 (analyze_accesses_for_modify_stmt): Likewise.
6577 Remove comment about the type being integral type as it is
6579 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6581 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6583 Correct the type which the artimentic is done in (is now
6586 * tree-data-ref.c (split_constant_offset): Handle
6588 * tree-affine.c (tree_to_aff_combination): Likewise.
6589 * c-typeck.c (build_unary_op): For pointers create the increment
6590 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6592 * gimplify.c (gimplify_self_mod_expr): Create a
6593 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6594 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6595 * tree.def (POINTER_PLUS_EXPR): New tree code.
6596 * tree-predcom.c (ref_at_iteration): If we have a pointer
6597 type do the multiplication in sizetype.
6598 * tree-mudflap.c (mf_xform_derefs_1): Create a
6599 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6600 * tree-ssa-forwprop.c
6601 (forward_propagate_addr_into_variable_array_index):
6602 Don't expect there to be a cast for the index as that
6603 does not exist anymore.
6604 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6605 instead of PLUS_EXPR.
6606 Don't check for the first operand of the POINTER_PLUS_EXPR
6607 was the index as it cannot be.
6608 Call forward_propagate_addr_into_variable_array_index with
6609 the SSA_NAME instead of the statement.
6610 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6611 (compare_constant): Likewise.
6612 (copy_constant): Likewise.
6613 (compute_reloc_for_constant): Likewise.
6614 (output_addressed_constants): Likewise.
6615 (initializer_constant_valid_p): Likewise.
6616 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6617 Convert the MIN/MAX of the inner type to the outer
6618 type before comparing them.
6619 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6620 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6621 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6622 of PLUS_EXPR for pointers.
6623 * tree-inline.c (estimate_num_insns_1): Handle
6625 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6626 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6627 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6628 instead of PLUS_EXPR for the pointer increment statement.
6629 (vect_update_ivs_after_vectorizer): For pointer types, create
6630 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6631 MULT_EXPR in sizetype.
6632 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6634 * tree-object-size.c (plus_expr_object_size): Handle
6635 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6636 code which is trying to figure out which side is a pointer and
6638 (check_for_plus_in_loops_1): Likewise.
6639 (check_for_plus_in_loops): Likewise.
6640 * c-common.c (pointer_int_sum): Create a
6641 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6642 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6643 only POINTER_PLUS_EXPR. Removing all the extra
6644 code which is trying to figure out which side is a pointer and
6646 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6647 PLUS_EXPR and MINUS_EXPR.
6648 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6650 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6651 with make_tree, instead of a pointer type.
6652 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6653 for pointers instead of PLUS_EXPR.
6654 (s390_gimplify_va_arg): Likewise.
6655 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6656 instead of PLUS_EXPR when doing addition on pointer
6657 types. Use sizetype for the second operand.
6658 (spu_gimplify_va_arg_expr): Likewise.
6659 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6660 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6661 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6662 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6663 for the pointer addition and also use size_int/sizetype
6665 (ix86_gimplify_va_arg): Likewise.
6666 Perform BIT_AND_EXPR on sizetype arguments.
6667 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6668 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6669 for the pointer additions and also use size_int for the offsets.
6670 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6671 additions and also use size_int for the offsets. Perform
6672 BIT_AND_EXPR on sizetype arguments.
6673 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6674 POINTER_PLUS_EXPR for pointers and create the
6675 BIT_AND_EXPR in sizetype.
6676 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6677 instead of PLUS_EXPR for pointer addition.
6678 (rs6000_va_start): Likewise.
6679 Also use sizetype for the offset.
6680 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6681 as PLUS_EXPR/MINUS_EXPR.
6682 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6683 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6684 Don't use BIT_AND_EXPR on a pointer type, convert the
6685 expression to sizetype first.
6686 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6688 (mips_gimplify_va_arg_expr): Likewise.
6689 Don't create BIT_AND_EXPR in a pointer type.
6691 2007-06-15 Eric Christopher <echristo@apple.com>
6693 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6694 (x86_64-*-darwin*): Ditto.
6695 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6698 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6700 * doc/extend.texi: Document behavior of __attribute__((aligned))
6703 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6705 * rtlanal.c (note_stores): Improve documentation.
6707 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6709 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6710 LOCAL_LABEL_PREFIX): Delete.
6711 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6712 (bfin_internal_label): Delete.
6714 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6716 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6717 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6718 otherwise define to LIBGCC2_TF_CEXT.
6719 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6720 (LIBGCC_TF_CEXT): Ditto.
6723 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6725 PR rtl-optimization/32339
6726 * df-scan.c (df_uses_record): Don't modify flags but just add to
6727 it for df_ref_record.
6729 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6731 * tree-mudflap.c: Fix whitespace issues.
6733 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6735 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6737 2007-06-14 Eric Christopher <echristo@apple.com>
6739 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6740 (movv4sf): Use gcc_unreachable instead of abort.
6742 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/sfp-machine.h (CMPtype): New define.
6746 (mach stubs): Use CMPtype instead of int as a return type.
6748 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6750 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6751 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6752 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6753 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6754 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6755 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6756 config/soft-fp/soft-fp.h: Update from glibc CVS.
6758 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6760 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6762 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6765 * config/v850/v850.c: Include dataflow header file.
6766 (substitute_ep_register): Fix typo.
6768 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6770 * configure.ac: Fix earlier checkin.
6771 * configure: Regenerated.
6773 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6775 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6776 * aclocal.m4: Regenerate.
6777 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6778 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6779 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6780 * configure: Regenerate.
6781 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6783 * Makefile.in (quickstrap): Build libgcc too.
6785 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6787 * configure.ac: Add --enable-checking=df. Explicitly mention that
6788 the variables are initialized as for "release".
6789 * df-core.c: Use it.
6790 * configure: Regenerate.
6791 * config.in: Regenerate.
6793 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6795 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6796 validate_replace_rtx instead of replace_rtx.
6797 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6799 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6801 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6802 (DWARF2_UNWIND_INFO): Override default if configured with
6804 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6805 (ENDFILE_SPEC): Add crtend.o.
6806 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6807 (ENDFILE_SPEC): Add crtend.o.
6808 (TARGET_USE_JCR_SECTION): Define.
6809 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6811 * config/i386/cygming-crtbegin.c: New file.
6812 * config/i386/cygming-crtend.c: New file.
6814 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6816 * config/i386/w32-unwind.h: New file.
6818 2007-06-13 Eric Christopher <echristo@apple.com>
6820 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6821 the user set a value below STACK_BOUNDARY.
6823 2007-06-13 Thiemo Seufer <ths@networkno.de>
6825 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6826 imply -lpthread for -pthread.
6828 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6830 * basic-block.h: Remove the prototype for
6831 free_basic_block_vars.
6832 * cfglayout.h: Remove the prototype for
6833 insn_locators_initialize.
6834 * tree.h: Remove the prototype for emit_line_note.
6836 * tree-ssa-pre.c (mergephitemp): Remove.
6837 (init_pre): Don't use mergephitemp.
6839 2007-06-13 Eric Christopher <echristo@apple.com>
6841 * config/i386/i386.c (override_options): If we've specified
6842 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6844 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6846 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6849 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6851 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6852 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6853 (eh_store_handler): New pattern.
6854 (eh_return): Emit it instead of a plain move.
6856 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6859 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6860 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6863 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6865 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6866 (find_next_insn_start, find_load): New functions.
6867 (bfin_reorg): Use them to deal with the fact that parallel insns are
6868 no longer represented as a SEQUENCE.
6870 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6872 * config/sparc/sparc.c (sparc_override_options): Initialize
6875 2007-06-13 Dave Korn <dave.korn@artimi.com>
6877 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6880 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6882 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6883 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6884 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6885 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6886 tree-vect-transform.c: Fix comment typos. Follow spelling
6889 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6891 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6892 to the exit block use set.
6893 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6894 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6895 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6897 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6899 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6900 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6901 to indicate an error.
6902 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6904 (dbg_cnt_process_opt): Print an error on a bad argument.
6905 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6906 * common.opt (-fdbg-cnt-list): New.
6907 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6909 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6911 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6912 flag on ref-all pointers.
6914 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6917 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6918 for the offset with the modifier as EXPAND_INITIALIZER
6919 if the modifier is EXPAND_INITIALIZER.
6920 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6921 a register if we had an overflow.
6923 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6925 * real.c (real_isfinite): New.
6926 (real_sqrt): Use it.
6927 * real.h (real_isfinite): New.
6928 * builtins.c: Use it.
6930 2007-06-12 Ian Lance Taylor <iant@google.com>
6931 Daniel Berlin <dberlin@dberlin.org>
6934 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6935 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6936 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6937 (DECL_NO_TBAA_P): Define.
6938 (struct tree_decl_common): Add no_tbaa_flag field.
6939 * tree-ssa-structalias.c (struct variable_info): Add
6940 no_tbaa_pruning field.
6941 (new_var_info): Initialize no_tbaa_pruning field.
6942 (unify_nodes): Copy no_tbaa_pruning field.
6943 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6944 (dump_solution_for_var): Print no_tbaa_pruning flag.
6945 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6947 (compute_tbaa_pruning): New static function.
6948 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6949 Call compute_tbaa_pruning.
6950 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6951 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6952 * gimple-low.c (lower_stmt): Likewise.
6953 * tree-gimple.c (is_gimple_stmt): Likewise.
6954 * tree-ssa-operands.c (get_expr_operands): Likewise.
6955 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6956 * tree-inline.c (estimate_num_insns_1): Likewise.
6957 (copy_result_decl_to_var): Likewise.
6958 * expr.c (expand_expr_real_1): Likewise.
6959 * tree-pretty-print.c (dump_generic_node): Likewise.
6960 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6961 * omp-low.c (omp_copy_decl_2): Likewise.
6962 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6963 * doc/c-tree.texi (Expression trees): Document
6964 CHANGE_DYNAMIC_TYPE_EXPR.
6966 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6968 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6969 with !HONOR_NANS and !HONOR_INFINITIES.
6970 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6972 2007-06-12 Tristan Gingold <gingold@adacore.com>
6974 * gcov.c: Comments updated.
6975 (source_info): Add file_time field.
6976 (source_index): New variable.
6977 (mutiple_files): New variable.
6978 (generate_results): New function extracted from process_file.
6979 (process_file): Save and restore chain of functions, generate
6980 results and free structures only if not merging results.
6981 (release_structures): File names are now freed in create_file_names
6982 (create_file_names): Free previous file names.
6983 (find_source): File date is now read here and modifications in
6984 source files is checked here.
6985 (read_graph_file): Only reverse order of functions for the current
6987 (make_gcov_file_name): Do not generate long names if input_name is
6989 (output_lines): If merging results do not display graph, data and
6991 Checking source file modification is done in find_source.
6993 * doc/gcov.texi: Append an s to sourcefile.
6995 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6997 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6998 (forced_nop): New pattern.
6999 * config/bfin/bfin.c: Include "df.h".
7000 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7001 (bfin_discover_loop): Use df_get_live_in instead of
7002 global_live_at_start.
7003 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7004 df_analyze when done.
7005 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7006 the insns. Use QImode for the final insn in a bundle. Call
7007 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7009 (reorder_var_tracking_notes): New function.
7010 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7011 update_life_info. Call df_analyze after scheduling and bundle
7012 generation. Call reorder_var_tracking_notes if generating these
7013 notes. Call df_finish_pass at the end.
7015 2007-06-12 Dirk Mueller <dmueller@suse.de>
7017 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7018 a comparison, not an assignment.
7020 2007-06-12 Olivier Hainque <hainque@adacore.com>
7022 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7023 Request walking the subtrees only, leaving the current is_lhs/val_only
7025 (convert_non_local_reference): Likewise.
7027 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7029 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7031 2007-06-12 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/15353
7034 PR tree-optimization/31657
7035 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7036 * timevar.def: Add TV_TREE_IFCOMBINE.
7037 * tree-pass.h (pass_tree_ifcombine): Declare.
7038 * tree-ssa-ifcombine.c: New file.
7039 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7040 * tree-flow.h (blocks_in_phiopt_order): Declare.
7041 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7042 (tree-ssa-ifcombine.o): New dependencies.
7044 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7046 PR rtl-optimization/32293
7047 * combine.c (simplify_if_then_else): Truncate return from
7048 nonzero_bits() to correct mode.
7050 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7052 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7053 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7055 2007-06-11 Diego Novillo <dnovillo@google.com>
7057 * Makefile.in (reload1.o-warn): Remove.
7059 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7061 * combine.c (subst): Use reg_overlap_mentioned_p
7062 instead of comparing register numbers directly.
7064 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7066 * reload1.c (mark_home_live_1): Use the mode parameter.
7068 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7070 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7071 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7075 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7077 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7079 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7081 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7082 from integer registers.
7083 (FP mode splitters): Handle TFmode.
7085 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7087 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7088 for ref-all pointers that point-to anything.
7090 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7092 * config/arm/arm.c (arm_output_dwarf_dtprel,
7093 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7095 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7097 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7098 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7101 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7103 * tree.c (signed_or_unsigned_type_for): New.
7104 (unsigned_type_for): Use signed_or_unsigned_type_for.
7105 (signed_type_for): Use signed_or_unsigned_type_for.
7106 * tree.h (signed_or_unsigned_type_for): New.
7107 (get_signed_or_unsigned_type): Remove.
7108 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7109 lang_hooks.types.signed_type
7110 (size_diffop): Likewise.
7111 (all_ones_mask_p): Likewise.
7112 (build_range_check): Likewise.
7113 (fold_cond_expr_with_comparison): Likewise.
7114 (fold_cond_expr_with_comparison): Likewise.
7115 (unextend): Likewise.
7116 (extract_muldiv_1): Likewise.
7117 (fold_single_bit_test_into_sign_test): Likewise.
7118 (fold_binary): Likewise.
7119 (fold_ternary): Likewise.
7120 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7121 instead of get_signed_or_unsigned_type.
7122 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7123 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7124 * expr.c (signed_or_unsigned_type_for): Use
7125 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7126 * langhooks.c (get_signed_or_unsigned_type): Remove.
7127 (lhd_signed_or_unsigned_type): Remove.
7128 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7129 signed_or_unsigned_type.
7130 (lhd_signed_or_unsigned_type): Remove.
7131 * expmed.c (make_tree): Use signed_type_for instead of
7132 lang_hooks.types.signed_type.
7133 * c-common.c (same_scalar_type_ignoring_signedness): Use
7134 c_common_signed_type instead of lang_hooks.types.signed_type.
7135 (c_common_unsigned_type): New.
7136 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7137 (shorten_compare): Use c_common_unsigned_type instead of
7138 c_common_signed_or_unsigned_type.
7139 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7141 * convert.c (convert_to_integer): Use signed_type_for instead of
7142 lang_hooks.types.signed_type.
7143 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7144 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7145 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7146 * c-format.c (check_format_types): Use c_common_unsigned_type
7147 instead of unsigned_type_for.
7148 * c-decl.c (groakdeclarator): Likewise.
7149 * c-typeck.c (convert_for_assignment): Likewise.
7150 * c-common.h (c_common_unsigned_type): New.
7152 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7155 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7156 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7158 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7161 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7162 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7164 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7165 Sebastian Pop <sebpop@gmail.com>
7167 * lambda-code.c (remove_iv): New.
7168 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7170 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7172 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7173 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7174 * tree-ssa-loop-prefetch.c: Include optabs.h.
7175 (FENCE_FOLLOWING_MOVNT): New macro.
7176 (struct mem_ref): Add independent_p and storent_p fields.
7177 (record_ref): Initalize the new fields.
7178 (gather_memory_references_ref): Return true if the reference
7180 (gather_memory_references): Check whether all memory accesses
7181 in loop were recorded.
7182 (should_issue_prefetch_p): Return false for nontemporal stores.
7183 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7184 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7185 (determine_loop_nest_reuse): Detect independent memory references.
7186 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7187 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7188 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7189 * config/i386/i386.h (x86_mfence): Declare.
7190 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7191 * config/i386/i386.c (x86_mfence): New variable.
7192 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7194 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7195 * optabs.c (init_optabs): Initialize storent_optab.
7196 * optabs.h (enum optab_index): Add OTI_storent.
7197 (storent_optab): Declare.
7198 * genopinit.c (optabs): Add initialization for storent_optab.
7199 * tree.h (MOVE_NONTEMPORAL): New macro.
7200 * expr.c (expand_assignment, store_expr, store_constructor_field,
7201 store_constructor, store_field, expand_expr_real_1): Propagate
7202 nontemporality of the expanded store.
7203 (emit_storent_insn): New function.
7204 * expr.h (expand_assignment, store_expr): Declaration changed.
7205 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7206 to expand_assignment.
7207 * stmt.c (expand_asm_expr): Ditto.
7208 * calls.c (initialize_argument_information): Pass false as
7209 nontemporality to store_expr.
7210 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7213 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7215 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7217 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7219 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7221 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7222 and allow DECL_P here.
7224 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7226 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7227 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7228 track of the size of the expression.
7229 * cfghooks.c (merge_blocks): Remove block from loops structure only
7230 after call of the merge_blocks hook.
7232 2007-06-09 Tom Tromey <tromey@redhat.com>
7234 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7235 (deprecated_state): Removed.
7236 (start_decl): Update.
7237 (enum deprecated_states): Moved earlier.
7238 (groktypename): Update.
7239 (push_parm_decl): Likewise.
7240 (grokfield): Likewise.
7241 (start_function): Likewise.
7243 2007-06-09 Ian Lance Taylor <iant@google.com>
7245 PR tree-optimization/32169
7246 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7247 CONVERT_EXPR, check whether min and max both converted to an
7248 overflow infinity representation.
7250 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7252 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7253 not inserted on the edge.
7255 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7257 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7258 instructions if they are supported.
7259 (__divsi3, __umodsi3, __modsi3): Likewise.
7260 (__ashldi3, __ashrdi3, __lshrdi3): New.
7261 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7263 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7264 Tony Linthicum <tony.linthicum@amd.com>
7266 * doc/invoke.texi: Add fvect-cost-model flag.
7267 * common.opt (fvect-cost-model): New flag.
7268 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7269 cost fields in stmt_vec_info struct for STMT.
7270 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7271 fields in stmt_vec_info struct and access functions for the same.
7272 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7273 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7274 load, store and vector to scalar operation.
7275 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7276 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7277 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7278 (TARG_VEC_STORE_COST): Define cost of vector store.
7279 (vect_estimate_min_profitable_iters): Define new function.
7280 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7281 check to evaluate if loop iterations are less than minimum profitable
7282 iterations determined by cost model or minimum vect loop bound defined
7283 by user, whichever is more conservative.
7284 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7285 run-time check to evaluate if loop iterations are less than minimum
7286 profitable iterations determined by cost model or minimum vect loop
7287 bound defined by user, whichever is more conservative.
7288 (vect_estimate_min_profitable_iterations): New function to estimate
7289 mimimimum iterartions required for vector version of loop to be
7290 profitable over scalar version.
7291 (vect_model_reduction_cost): New function.
7292 (vect_model_induction_cost): New function.
7293 (vect_model_simple_cost): New function.
7294 (vect_cost_strided_group_size): New function.
7295 (vect_model_store_cost): New function.
7296 (vect_model_load_cost): New function.
7297 (vectorizable_reduction): Call vect_model_reduction_cost during
7299 (vectorizable_induction): Call vect_model_induction_cost during
7301 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7302 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7303 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7304 vectorizable_promotion, vectorizable_demotion): Call
7305 vect_model_simple_cost during analysis phase.
7307 2007-06-08 Simon Baldwin <simonb@google.com>
7309 * reg-stack.c (get_true_reg): Readability change. Moved default case
7310 label into direct switch statement scope.
7312 2007-06-08 Simon Baldwin <simonb@google.com>
7314 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7315 in gcc_assert() with '==' comparison.
7317 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7319 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7320 TARGET_ABM handling of x86_popcnt variable.
7322 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7324 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7325 __builtin_copysignq and __builtin_infq built-in functions.
7327 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7329 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7330 SSE4.2 section. Correct built-in function names in SSE4A section.
7332 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7334 PR tree-optimization/32243
7335 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7336 for ncopies after ratio check between nunits_out and nunits_in.
7337 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7339 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7341 PR tree-optimization/32224
7342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7343 vectorization upon a non GIMPLE_MODIFY_STMT.
7345 2007-06-08 Christian Bruel <christian.bruel@st.com>
7348 * config/sh/sh.md (doloop_end): New pattern and splitter.
7349 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7351 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7354 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7356 (verify_dominators): Do not change dominance tree.
7358 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7360 * config/sh/constraints.md: New file.
7361 * config/sh/sh.c: Include tm-constrs.h.
7362 (reg_class_from_letter): Remove.
7363 (prepare_cbranch_operands): Use satisfies_constraint_*
7364 function instead of macro.
7365 (andcosts, broken_move, sh_secondary_reload): Likewise.
7366 * config/sh/predicates.md (trapping_target_operand): Likewise.
7367 (and_operand, arith_operand, arith_reg_or_0_operand,
7368 cmp_operand, logical_operand, target_operand,
7369 ua_address_operand, ua_offset, xor_operand): Likewise.
7370 * config/sh/sh.md: Include constraints.md.
7371 (*movsicc_t_false): Use satisfies_constraint_* function
7373 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7374 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7375 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7376 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7377 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7378 (REG_CLASS_FROM_CONSTRAINT): Remove.
7379 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7380 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7381 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7382 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7383 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7384 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7385 function instead of macro.
7386 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7387 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7388 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7389 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7390 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7391 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7392 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7393 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7394 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7395 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7396 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7397 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7398 EXTRA_CONSTRAINT_STR): Likewise.
7399 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7401 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7403 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7405 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7408 * c-common.h (flag_cpp0x): Replaced by...
7409 (cxx_dialect): ... this new variable specifying the C++ dialect that
7411 * c-common.c (flag_cpp0x): Removed.
7412 (cxx_dialect): Defined.
7413 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7415 * c-opts.c (c_common_post_options): Likewise.
7416 (set_std_cxx98): Set cxx_dialect to cxx98.
7417 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7419 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7420 Hui-May Chang <hm.chang@apple.com>
7422 * doc/invoke.texi (Darwin Options): Update documentation for
7423 -mmacosx-version-min.
7424 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7425 * config/darwin-driver.c: New file.
7426 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7427 * config/t-darwin (darwin-driver.o): New rule.
7429 * config/darwin-c.c (version_as_macro): Ignore low digit.
7431 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7434 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7435 (CSGNMODE): New mode macro.
7436 (CSGNVMODE): New mode attribute.
7437 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7438 expander using CSGNMODE mode macro. Handle TFmode.
7439 (copysign<mode>3_const): Rename from copysignsf3_const and
7440 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7442 (copysign<mode>3_var): Rename from copysignsf3_var and
7443 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7445 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7446 mode macro. Handle TFmode.
7447 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7448 (iortf3, *iortf3): Ditto.
7449 (xortf3, *xortf3): Ditto.
7450 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7451 TFmode and TImode masks.
7452 (ix86_expand_copysign): Expand TFmode copysign insn.
7453 (IX86_BUILTIN_INFQ): New.
7454 (IX86_BUILTIN_FABSQ): Ditto.
7455 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7456 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7457 [__builtin_fabsq]: Ditto.
7458 [__builtin_copysignq]: Ditto.
7459 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7460 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7461 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7462 ix86_expand_binop_builtin().
7464 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7466 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7468 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7471 * rtl.h (push_to_sequence2): New.
7472 * emit-rtl.c (push_to_sequence2): New.
7473 * function.c (assign_parm_data_all): Add new fields.
7474 (assign_parm_setup_block): Call push_to_sequence2 instead of
7476 (assign_parm_setup_reg): Ditto.
7477 (assign_parm_setup_stack): Ditto.
7478 (assign_parms_unsplit_complex): Ditto.
7479 (assign_parms): Change field name.
7481 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7483 PR tree-optimization/32220
7484 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7485 phi node is reached before defining statement.
7487 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7490 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7491 after changing the right hand side of the assignment.
7493 2007-06-06 Eric Christopher <echristo@apple.com>
7495 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7496 (x86_64-*-darwin*): Ditto.
7497 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7498 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7500 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7502 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7504 (add_key): Likewise.
7505 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7506 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7508 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7510 (add_cost_one_coalesce): Likewise.
7511 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7512 variable names. Rename orig to orig_name for consistency.
7513 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7515 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7517 (record_equivalences_from_stmt): Likewise.
7518 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7519 the coding conventions.
7520 (memory_ssa_name_same): Likewise.
7521 (dse_optimize_stmt): Likewise.
7522 (dse_record_phis): Likewise.
7523 (dse_finalize_block): Likewise.
7524 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7525 keywords as variable names.
7526 (may_move_till): Cast according to the coding conventions.
7527 (force_move_till_expr): Avoid using C++ keywords as variable names.
7528 (force_move_till): Cast according to the coding conventions.
7529 (memref_hash): Likewise.
7530 (memref_eq): Likewise.
7531 (gather_mem_refs_stmt): Likewise.
7532 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7533 using C++ keywords as variable names.
7534 (idx_find_step): Cast according to the coding conventions.
7535 (idx_record_use): Likewise.
7536 (find_depends): Likewise.
7537 (prepare_decl_rtl): Likewise.
7538 (mbc_entry_hash): Likewise.
7539 (mbc_entry_eq): Likewise.
7540 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7541 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7542 (idx_infer_loop_bounds): Cast according to the coding conventions.
7543 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7544 * tree-ssa-math-opts.c (occ_new ): Likwise.
7545 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7547 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7549 (add_use_op): Likewise.
7550 (add_vop): Likewise.
7551 (add_vuse_op): Likewise.
7552 (add_vdef_op): Likewise.
7553 (get_expr_operands): Likewise.
7554 (push_stmt_changes): Use type safe memory macros.
7555 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7556 keywords as variable names.
7557 (conditional_replacement): Likewise.
7558 (minmax_replacement): Likewise.
7559 (abs_replacement): Likewise.
7560 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7562 (insert_fake_stores): Avoid using C++ keywords as variable names.
7563 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7565 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7566 (heapvar_insert): Use type safe memory macros.
7567 (new_var_info): Cast according to the coding conventions.
7568 (new_constraint): Likewise.
7569 (remove_preds_and_fake_succs): Use type safe memory macros.
7570 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7572 (thread_single_edge): Likewise.
7573 (thread_through_loop_header): Likewise.
7575 2007-06-06 Eric Christopher <echristo@apple.com>
7577 * config/i386/i386.c (override_options): Move handling
7578 of TARGET_SUBTARGET* earlier.
7580 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7582 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7585 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7587 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7588 emited outside of basic block.
7589 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7591 * rtl.h (delete_insn_chain): Declaration changed.
7592 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7594 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7595 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7596 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7597 to delete_insn_chain.
7598 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7599 do not have bb field set.
7600 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7602 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7603 * cfgcleanup.c (try_optimize_cfg): Ditto.
7605 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7607 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7608 (lambda_body_vector_new): Use type safe memory macros.
7609 (lambda_linear_expression_new): Likewise.
7610 (lambda_loopnest_new): Likewise.
7611 (lambda_lattice_new): Likewise.
7612 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7613 conventions. Use type safe memory macros.
7614 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7615 (lambda_body_vector_s): Likewise.
7616 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7617 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7619 2007-06-06 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7622 if we need to schedule cfg_cleanup.
7623 (tree_ssa_forward_propagate_single_use_vars): Do so.
7625 2007-06-06 Ian Lance Taylor <iant@google.com>
7627 * fold-const.c (merge_ranges): If range_successor or
7628 range_predecessor fail, just return 0.
7630 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7632 PR tree-optimization/32216
7633 * tree-vectorizer.c (supportable_widening_operation): Determine
7634 signedness of FIX_TRUNC_EXPR from output operand.
7635 (supportable_narrowing_operation): Ditto.
7636 * tree-vect-generic.c (expand_vector_operations_1): Determine
7637 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7640 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7642 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7643 (struct pta): ...from here. Change flags to unsigned to avoid
7644 excessive casting (as it is used as a bit mask).
7645 (override_options): Add casts according to the coding convenventions.
7646 (x86_64_elf_unique_section): Likewise.
7647 (examine_argument): Avoid using C++ keywords as variable names.
7648 (construct_container): Likewise.
7649 (legitimize_pic_address): Likewise.
7650 (get_dllimport_decl): Cast according to the coding conventions. Use
7651 type safe memory macros.
7652 (legitimize_address): Cast according to the coding conventions.
7653 (emit_i387_cw_initialization): Corrected the type of slot to enum
7655 (ix86_init_machine_status): Use type safe memory macros.
7656 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7657 (bdesc_pcmpistr): Likewise.
7658 (bdesc_crc32): Likewise.
7659 (bdesc_sse_3arg): Likewise.
7660 (bdesc_2arg): Likewise.
7661 (bdesc_1arg): Likewise.
7662 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7663 (ix86_expand_sse_pcmpistr): Likewise.
7664 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7665 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7666 int to match the langhook definition.
7667 (ix86_builtin_conversion): Change the type of code to unsigned init to
7668 match the langhook definition.
7669 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7671 (ix86_preferred_output_reload_class): Likewise.
7672 (ix86_cannot_change_mode_class): Likewise.
7673 (ix86_memory_move_cost): Likewise.
7674 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7675 avoid excessive casting later on.
7676 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7678 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7680 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7681 as flags setting insn.
7682 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7684 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7686 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7687 (UNSPEC_ROUND): New.
7688 ("sse4_1_round<mode>2"): New insn pattern.
7689 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7691 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7692 expander using SSEMODEF mode macro. Expand using
7693 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7694 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7695 expander using SSEMODEF mode macro. Expand using
7696 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7697 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7698 expander using SSEMODEF mode macro. Expand using
7699 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7700 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7701 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7702 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7705 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7706 Sebastian Pop <sebpop@gmail.com>
7708 * lambda.h (build_linear_expr): New.
7709 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7710 Use build_linear_expr, call fold and force_gimple_operand.
7711 (lambda_loopnest_to_gcc_loopnest): Check that there is
7712 something to insert.
7713 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7715 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7717 PR preprocessor/23479
7718 * doc/extend.texi: Document the 0b-prefixed binary integer
7721 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7723 PR tree-optimization/32215
7724 * tree-vectorizer.c (supportable_widening_operation): Return false
7725 for unsupported FIX_TRUNC_EXPR tree code.
7726 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7728 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7730 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7731 register on SPE targets. Change documentation to reflect
7733 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7734 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7735 out of the register allocation pool.
7736 (rs6000_reg_live_or_pic_offset_p): New function.
7737 (rs6000_emit_prologue): Move the actual saving of LR up to free
7738 r0 for holding r11. Split saving of SPE 64-bit registers into
7739 its own case. Ensure that offsets will always be in-range for
7740 'evstdd' by using r11 as a scratch register to point at the start
7741 of the SPE save area. Save r11 if necessary, as it is the static
7743 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7744 into its own case. Ensure that offsets will always be in-range
7745 for 'evldd' by using r11 as a scratch register to point at the
7746 start of the SPE save area. Also adjust r11 when restoring
7747 the stack pointer to compensate for pre-loading r11.
7749 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7751 * cfg.c (init_flow): Use type safe memory macros.
7752 (alloc_block): Likewise.
7753 (unchecked_make_edge): Likewise.
7754 (dump_flow_info): Avoid using C++ keywords as variable names.
7755 (copy_original_table_clear): Cast according to the coding conventions.
7756 (copy_original_table_set): Likewise.
7757 * cfgexpand (label_rtx_for_bb): Likewise.
7758 (expand_gimple_basic_block): Likewise.
7759 * cfghooks.c (dump_bb): Likewise.
7760 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7762 (lv_add_condition_to_bb): Likewise.
7763 * cfglayout (relink_block_chain): Cast according to the coding
7765 (fixup_reorder_chain): Likewise.
7766 (fixup_fallthru_exit_predecessor): Likewise.
7767 * cfgloop.c (glb_enum_p): Likewise.
7768 (get_exit_description): Likewise.
7769 (dump_recorded_exit): Likewise.
7770 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7771 (struct loop): ... from here.
7772 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7774 * cfgrtl.c (rtl_create_basic_block): Likewise.
7775 (rtl_split_block): Likewise.
7776 (rtl_dump_bb): Likewise.
7777 (cfg_layout_split_block): Likewise.
7778 (init_rtl_bb_info): Use typesafe memory macros.
7780 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7781 * graphds.h: Updated all usages of edge to graph_edge.
7782 * graphds.c: Likewise.
7783 * cfgloopanal.c: Likewise.
7785 2007-06-05 Ian Lance Taylor <iant@google.com>
7787 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7788 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7789 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7791 (test_for_singularity): Likewise.
7793 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7795 * config/i386/constraints.md ("Y2"): Replaced by ...
7797 * config/i386/i386.md: Likewise.
7798 * config/i386/mmx.md: Likewise.
7799 * config/i386/sse.md: Likewise.
7801 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7803 * config/i386/constraints.md ("z"): Replaced by ...
7805 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7806 (sse4_1_blendvps): Likewise.
7807 (sse4_1_pblendvb): Likewise.
7808 (sse4_2_pcmpestr): Likewise.
7809 (sse4_2_pcmpestrm): Likewise.
7810 (sse4_2_pcmpestr_cconly): Likewise.
7811 (sse4_2_pcmpistr): Likewise.
7812 (sse4_2_pcmpistrm): Likewise.
7813 (sse4_2_pcmpistr_cconly): Likewise.
7815 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7817 * matrix-reorg.c (transform_access_sites): Fix computation.
7818 (transform_allocation_sites): Same.
7820 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7822 * config/i386/i386.c (override_options): Use
7823 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7825 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7827 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7828 (nonimm_not_xmm0_operand): Ditto.
7829 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7830 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7831 as operand[2] predicate. Require "z" class XMM register for
7832 operand[3]. Adjust asm template.
7833 ("sse4_1_blendvpd"): Ditto.
7834 ("sse4_1_pblendvb"): Ditto.
7835 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7836 force op2 into xmm0 register for variable blend instructions.
7838 2007-06-04 Tom Tromey <tromey@redhat.com>
7840 * c-tree.h (start_enum): Update.
7841 (build_enumerator): Likewise.
7842 * c-decl.c (enum_next_value): Removed.
7843 (enum_overflow): Likewise.
7844 (start_enum): Add c_enum_contents argument. Don't use globals.
7845 (build_enumerator): Likewise.
7846 * c-tree.h (struct c_enum_contents): New struct.
7848 2007-06-04 Tom Tromey <tromey@redhat.com>
7850 * c-common.c (c_common_get_alias_set): Fix indentation.
7852 2007-06-04 Ian Lance Taylor <iant@google.com>
7854 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7855 to overflow, reduce overflow infinity to regular infinity.
7856 (vrp_var_may_overflow): New static function.
7857 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7859 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7861 * stor-layout.c (layout_type): Remove duplicate code.
7863 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7866 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
7867 before build_common_builtin_nodes ().
7869 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7872 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7874 2007-06-04 Jan Hubicka <jh@suse.cz>
7876 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7877 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7878 instead of _stat version.
7880 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7882 PR tree-optimization/32194
7883 * tree-predcom.c (determine_offset): Check that both references have
7886 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7888 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7889 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7890 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7891 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7892 Add argument to iterate_fix_dominators call.
7893 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7894 * gcse.c (hoist_code): Change domby to vector.
7895 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7896 Add argument to iterate_fix_dominators call.
7897 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7898 recompute_dominator.
7899 * lambda-code.c (perfect_nestify): Ditto.
7900 * cfgloopanal.c: Include graphds.h.
7901 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7902 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7903 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7905 * graphds.c: New file.
7906 * graphds.h: New file.
7907 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7908 (get_dominated_by, get_dominated_by_region): Change return type to
7910 (verify_dominators): Recompute all dominators and compare the results.
7911 (recount_dominator): Renamed to ...
7912 (recompute_dominator): ... this. Do not check that the block is
7914 (iterate_fix_dominators): Reimplemented.
7915 (prune_bbs_to_update_dominators, root_of_dom_tree,
7916 determine_dominators_for_sons): New functions.
7917 * et-forest.c (et_root): New function.
7918 * et-forest.h (et_root): Declare.
7919 * Makefile.in (graphds.o): Add.
7920 (cfgloopanal.o): Add graphds.h dependency.
7921 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7922 * basic-block.h (get_dominated_by, get_dominated_by_region,
7923 iterate_fix_dominators): Declaration changed.
7924 (recount_dominator): Renamed to ...
7925 (recompute_dominator): ... this.
7926 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7927 (thread_through_all_blocks): Do not free dominance info.
7929 2007-06-03 Andreas Schwab <schwab@suse.de>
7931 * config/m68k/m68k.c (override_options): Don't override
7933 * config/m68k/m68k-modes.def (SF, DF): Define to use
7934 motorola_single_format and motorola_double_format, resp.
7935 * real.c (motorola_single_format): Renamed from
7936 coldfire_single_format.
7937 (motorola_double_format): Renamed from coldfire_double_format.
7938 (encode_ieee_extended): Generate a proper canonical NaN image
7939 respecting canonical_nan_lsbs_set.
7940 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7942 * real.h: Adjust declarations.
7944 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7947 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7948 the symbol is generated with the stack protector.
7950 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7952 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7953 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7955 * doc/extend.texi (interrupt): Mention m68k.
7957 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7959 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7960 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7961 (ix86_expand_sse_pcmpestr): Do not check operands for
7962 "register_operand", when insn operand predicate is "register_operand".
7963 (ix86_expand_sse_pcmpistr): Ditto.
7965 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7966 Uros Bizjak <ubizjak@gmail.com>
7968 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7969 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7970 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7971 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7972 * config/i386/constraints.md ("z"): New register constraint
7973 for members of SSE_FIRST_REG class.
7974 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7975 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7976 SSE_FIRST_REG class.
7977 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7978 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7979 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7980 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7981 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7982 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7983 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7984 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7985 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7986 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7987 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7988 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7989 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7990 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7991 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7992 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7993 (struct builtin_description): Change "flag" field to unsigned.
7994 (bdesc_pcmpestr): New builtin description table.
7995 (bdesc_pcmpistr): Likewise.
7996 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7997 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7998 Initialize pcmp[ei]str[im] insns for SSE4.2.
7999 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8000 (ix86_expand_sse_pcmpistr): Likewise.
8001 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8002 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8003 (UNSPEC_PCMPISTR): Likewise.
8004 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8005 (sse4_2_pcmpestri):New isns pattern.
8006 (sse4_2_pcmpestrm): Likewise.
8007 (sse4_2_pcmpestr_cconly): Likewise.
8008 (sse4_2_pcmpistr): New insn patern and splitter.
8009 (sse4_2_pcmpistri):New isns pattern.
8010 (sse4_2_pcmpistrm): Likewise.
8011 (sse4_2_pcmpistr_cconly): Likewise.
8012 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8015 2007-06-01 David Daney <ddaney@avtrex.com>
8017 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8018 LOADGP_ABSOLUTE and not binds_local_p.
8020 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8022 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8024 2007-06-01 Ian Lance Taylor <iant@google.com>
8026 * tree-vrp.c (compare_name_with_value): Always set
8027 used_strict_overflow if we get a result from the variable itself.
8029 2007-06-01 Ian Lance Taylor <iant@google.com>
8031 PR rtl-optimization/31455
8032 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8033 subregs which have a cast between modes which are not tieable.
8035 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8037 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8038 breaks after return statements.
8040 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8042 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8043 only after no_new_pseudos.
8045 2007-05-31 Eric Christopher <echristo@apple.com>
8047 * expr.c (convert_move): Assert that we don't have a BLKmode
8049 (store_expr): Handle BLKmode moves by calling emit_block_move.
8051 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8053 * c-typeck.c (build_indirect_ref): Include type in error message.
8054 (build_binary_op): Pass types to binary_op_error.
8055 * c-common.c (binary_op_error): Take two type arguments, print out
8057 * c-common.h (binary_op_error): Update prototype.
8059 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8061 * config/i386/i386.c: Correct coments on -mno-sse4.
8063 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8065 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8066 (x86_64-*-*): Likewise.
8067 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8068 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8069 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8070 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8071 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8072 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8073 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8074 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8075 (OPTION_MASK_ISA_SSE4): Likewise.
8076 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8077 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8078 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8079 (override_options): Support SSE4.2.
8080 (ix86_build_const_vector): Support SImode and DImode.
8081 (ix86_build_signbit_mask): Likewise.
8082 (ix86_expand_int_vcond): Support V2DImode.
8083 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8084 (IX86_BUILTIN_CRC32HI): Likewise.
8085 (IX86_BUILTIN_CRC32SI): Likewise.
8086 (IX86_BUILTIN_CRC32DI): Likewise.
8087 (IX86_BUILTIN_PCMPGTQ): Likewise.
8088 (bdesc_crc32): Likewise.
8089 (bdesc_sse_3arg): Likewise.
8090 (ix86_expand_crc32): Likewise.
8091 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8092 (ix86_expand_builtin): Likewise.
8093 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8094 __SSE4_2__ for -msse4.2.
8095 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8096 (CRC32MODE): Likewise.
8097 (crc32modesuffix): Likewise.
8098 (crc32modeconstraint): Likewise.
8099 (sse4_2_crc32<mode>): Likewise.
8100 (sse4_2_crc32di): Likewise.
8101 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8103 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8104 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8105 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8106 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8107 (vcondu<mode>): Likewise.
8108 * doc/extend.texi: Document SSE4.2 built-in functions.
8109 * doc/invoke.texi: Document -msse4.2/-msse4.
8111 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8113 PR tree-optimization/32160
8114 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8115 variable as gimple reg.
8116 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8118 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8120 * gcc.c (main): Don't consider linker options when issuing the
8121 warning about a linker input file not being used.
8123 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8125 * tree-vrp.c (compare_names): Initialize sop.
8127 2007-05-30 Dirk Mueller <dmueller@suse.de>
8129 * cgraphunit.c (cgraph_analyze_function): Remove
8130 computation of inline parameters.
8132 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8136 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8138 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8139 Add vx-common.h. Include vxworks.h between vx-common.h and
8141 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8143 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8144 (TARGET_ASM_DESTRUCTOR): Likewise.
8145 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8146 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8147 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8148 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8149 (VXWORKS_ENDIAN_SPEC): Define.
8150 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8151 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8152 VXWORKS_* equivalents.
8153 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8154 (ASM_FILE_START): Delete.
8155 (TARGET_VERSION): Reformat.
8156 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8157 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8158 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8159 (FPBIT, DPBIT): Define.
8160 (fp-bit.c, dp-bit.c): New rules.
8161 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8162 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8163 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8164 * config/arm/arm.h: Include vxworks-dummy.h.
8165 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8166 Mark with ATTRIBUTE_UNUSED.
8167 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8168 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8169 make it incompatible with -msingle-pic-base.
8170 (arm_function_ok_for_sibcall): Return false for calls that might
8171 go through a VxWorks PIC PLT entry.
8172 (require_pic_register): New function, split out from...
8173 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8175 (arm_load_pic_register): Handle the VxWorks RTP initialization
8176 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8177 (arm_emit_call_insn): New function.
8178 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8179 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8180 (pic_offset_arm): New pattern.
8181 (call, call_value): Use arm_emit_call_insn.
8182 (call_internal, call_value_internal): New expanders.
8183 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8184 VxWorks unless __PIC__.
8186 2007-05-30 Eric Christopher <echristo@gmail.com>
8188 * genrecog.c: Include regs.h in generated file.
8189 * genemit.c: Ditto. Fix up formatting.
8190 * config/mn10300/constraints.md: New.
8191 * config/mn10300/mn10300.md: Include.
8192 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8193 Fix up for removed macro.
8194 * config/mn10300/predicates.md (call_address_operand): Ditto.
8195 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8196 (CONST_OK_FOR_I): Ditto.
8197 (CONST_OK_FOR_J): Ditto.
8198 (CONST_OK_FOR_K): Ditto.
8199 (CONST_OK_FOR_L): Ditto.
8200 (CONST_OK_FOR_M): Ditto.
8201 (CONST_OK_FOR_N): Ditto.
8202 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8206 (EXTRA_CONSTRAINT): Ditto.
8208 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8210 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8212 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8213 OPTION_MASK_ISA_64BIT.
8214 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8216 2007-05-30 Richard Guenther <rguenther@suse.de>
8219 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8220 types for comparison.
8221 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8222 with original typed arguments.
8223 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8225 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8227 PR tree-optimization/31769
8228 * except.c (duplicate_eh_regions): Clear prev_try if
8229 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8231 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8233 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8234 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8235 bsi of the location where statements should be inserted.
8236 (sink_code_in_bb): Take bsi from statement_sink_location.
8237 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8238 instead of bsi_start.
8239 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8241 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8242 (bsi_move_before): Document inconsistency with bsi_move_after.
8243 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8245 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/i386.h (TARGET_ABM): New define.
8248 (TARGET_POPCNT): Ditto.
8249 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8250 New temporary defines to redefine from OPTION_ISA_* defines.
8251 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8252 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8253 (ix86_isa_flags): New extern int declaration.
8254 (TARGET_SUBTARGET_DEFAULT): New define.
8255 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8256 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8257 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8258 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8259 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8260 * config/i386/darwin.h: Change TARGET_64BIT define to
8263 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8264 using existing "ix86_isa_flags" varible.
8265 (m32, m64): Use existing "ix86_isa_flags" variable.
8266 (mmmx, m3dnow): Ditto.
8267 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8268 (mabm): Define as non-negative option using "x86_abm" variable.
8269 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8271 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8272 Rewrite feature test bitmap.
8273 (ix86_isa_flags): New initialized global int varible.
8274 (ix86_isa_flags_explicit): New static int variable.
8275 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8276 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8277 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8278 target_flags_explicit.
8279 (override_options): Remove "target_enable" and "target_disable" fields
8280 from "struct ptt". Update processor_target_table accordingly. Remove
8281 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8282 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8283 "target_flags" and "ix86_isa_flags_explicit" instead of
8284 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8285 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8286 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8287 to true when either of PTA_POPCNT or PTA_ABM is set in
8288 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8289 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8290 processor_alias_table flags entry. Remove handling of
8291 "target_enable" and "target_disable" fields of processor_target_table.
8292 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8293 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8294 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8295 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8296 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8298 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8300 2007-05-29 David Daney <ddaney@avtrex.com>
8303 * config/mips/mips.c (mips_output_mi_thunk): Emit
8304 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8306 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8307 * config/i386/i386.c (ix86_function_regparm): Added checking of
8308 ix86_force_align_arg_pointer to determine the number of
8309 register parameters.
8311 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8313 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8314 (SET_DR_MISALIGNMENT): New.
8315 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8316 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8317 Use SET_DR_MISALIGNMENT.
8318 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8320 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8321 find_loop_nest): Export.
8322 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8323 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8324 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8325 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8327 (struct mem_ref): Add field reuse_distance.
8328 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8329 Initialize reuse_distance field.
8330 (issue_prefetch_ref): Select temporality of prefetch according to
8332 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8333 self_reuse_distance, determine_loop_nest_reuse): New functions.
8334 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8335 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8336 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8339 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8341 * tree-ssa-alias.c: Add aliasing overview.
8343 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8344 Danny Smith <dannysmith@users.sourceforge.net>
8347 * config/i386/t-crtfm: Compile crtfastmath.o with
8348 -minline-all-stringops.
8349 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8350 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8352 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8354 * doc/md.texi: Document constraints on HP PA-RISC.
8356 * pa/constraints.md: New file.
8357 * pa.md: Include constraints.md.
8358 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8359 (integer_store_memory_operand, ldil_cint_p): New functions.
8360 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8361 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8362 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8363 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8364 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8366 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8369 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8370 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8371 case POSTDECREMENT_EXPR>): Return the error_mark_node
8372 if either the real or imaginary parts would an
8375 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8377 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8378 name when we remove it from a call.
8380 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8382 * targhooks.c (default_narrow_bitfield): Remove.
8383 * targhooks.h: Remove the prototype for
8384 default_narrow_bitfield.
8386 * langhooks-def.h: Remove the prototype for
8387 hook_get_alias_set_0.
8388 * langhooks.c (hook_get_alias_set_0): Remove.
8390 * global.c (EXECUTE_IF_CONFLICT): Remove.
8392 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8395 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8396 return true when truth_value_p is true and the type
8399 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8401 * doc/install.texi (Prerequisites): We no longer require Autoconf
8402 2.13 for the top-level.
8404 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8406 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8407 memory access via x86_expand_vector_move_misalign() only for
8408 TImode values on 32-bit targets.
8410 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8412 * matrix-reorg.c: New file. Implement matrix flattening and
8413 transposing optimization.
8414 * tree-pass.h: Add matrix reorg pass.
8415 * common.opt: Add fipa-mreorg flag.
8416 * Makefile.in: Add matrix-reorg.c.
8417 * passes.c: Add matrix reorg pass.
8418 * varpool.c (add_new_static_var): New function.
8419 * cgraph.h (add_new_static_var): Declare.
8421 2007-05-27 Eric Christopher <echristo@apple.com>
8423 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8424 sp_offset depending on stack size. Save r12 depending
8425 on registers we're saving later.
8426 (rs6000_emit_epilogue): Update sp_offset depending only
8429 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8431 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8432 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8433 * ifcvt.c (if_convert): Ditto.
8434 * tree-ssa-threadupdate.c (thread_block): Ditto.
8435 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8436 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8437 verify_loop_closed_ssa): Check number_of_loops instead of
8439 * predict.c (tree_estimate_probability): Ditto.
8440 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8441 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8442 * modulo-sched.c (sms_schedule): Ditto.
8443 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8444 (scev_finalize): Do not do anything if scev analysis was not
8446 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8447 current_loops == NULL.
8448 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8449 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8451 (loop_optimizer_finalize): Assert that loops were analyzed.
8452 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8453 rtl_doloop): Check number_of_loops instead of current_loops.
8454 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8455 current_loops == NULL.
8456 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8457 gate_tree_vectorize tree_linear_transform, check_data_deps,
8458 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8459 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8460 Check number_of_loops instead of current_loops.
8461 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8462 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8463 free loops if available.
8464 (execute_pre): Do not pass do_fre to fini_pre.
8466 2007-05-27 Tobias Burnus <burnus@net-b.de>
8469 * real.c (mpfr_from_real): Fix sign of -Inf.
8471 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8473 * tree-vect-transform.c (vectorizable_conversion): Initialize
8474 tree_code variables to ERROR_MARK.
8475 (vectorizable_type_demotion): Likewise.
8476 (vectorizable_type_promotion): Likewise.
8478 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8481 * config/i386/i386.md (movti): Handle push operands via
8484 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8486 * basic-block.h: Remove the prototype for merge_seq_blocks.
8487 * cfgcleanup.c (merge_seq_blocks): Remove.
8489 * tree-flow.h: Remove the prototype for is_aliased_with.
8490 * tree-ssa-alias.c (is_aliased_with): Remove.
8492 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8494 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8496 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8498 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8499 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8500 (vec_unpacks_hi_v16qi): Likewise.
8501 (vec_unpacku_lo_v16qi): Likewise.
8502 (vec_unpacks_lo_v16qi): Likewise.
8503 (vec_unpacku_hi_v8hi): Likewise.
8504 (vec_unpacks_hi_v8hi): Likewise.
8505 (vec_unpacku_lo_v8hi): Likewise.
8506 (vec_unpacks_lo_v8hi): Likewise.
8507 (vec_unpacku_hi_v4si): Likewise.
8508 (vec_unpacks_hi_v4si): Likewise.
8509 (vec_unpacku_lo_v4si): Likewise.
8510 (vec_unpacks_lo_v4si): Likewise.
8512 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8514 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8515 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8516 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8517 follow spelling conventions in various
8518 warning/error/diagnostic messages.
8520 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8521 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8522 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8523 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8524 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8525 * doc/tm.texi: Follow spelling conventions.
8527 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8530 * tree-ssa-forwprop.c
8531 (forward_propagate_addr_into_variable_array_index): Remove
8532 the lhs argument. Use the type of def_rhs instead of lhs.
8533 (forward_propagate_addr_expr_1): Update use of
8534 forward_propagate_addr_into_variable_array_index.
8536 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8537 Nigel Stephens <nigel@mips.com>
8539 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8540 function attributes, "far" being an alias for "long_call".
8541 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8542 (mips_near_type_p, mips_far_type_p): New.
8543 (mips_comp_type_attributes): New function to check that attributes
8544 attached to a function type are compatible.
8545 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8546 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8547 to the target function of the thunk.
8548 (mips_encode_section_info): Check for "near" and "far" function
8549 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8551 * config/mips/predicates.md (const_call_insn_operand): Test only
8552 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8554 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8557 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8558 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8559 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8560 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8562 2007-05-25 Eric Christopher <echristo@apple.com>
8564 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8565 to x86-darwin configurations.
8566 * config/i386/t-darwin: Add softfp support.
8567 * config/i386/t-darwin64: Ditto.
8568 * config/i386/sfp-machine.h: If mach then don't use
8569 aliasing, emit a stub to call.
8571 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8573 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8574 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8575 tree-predcom.c, tree-ssa-alias-warnings.c,
8576 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8577 comment typos. Follow spelling conventions.
8578 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8580 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8583 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8584 constants into memory. Expand unaligned memory references for
8585 SSE modes via x86_expand_vector_move_misalign() function.
8587 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8590 "memory" attribute for "sseishft" type insn without operands[2].
8592 2007-05-25 Dirk Mueller <dmueller@suse.de>
8593 Marcus Meissner <meissner@suse.de>
8595 * doc/extend.texi (alloc_size): New attribute.
8596 * c-common.c (handle_alloc_size_attribute): New.
8597 * tree-object-size.c (alloc_object_size): Use alloc_size
8598 attribute, if available.
8600 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8604 (__builtin_ia32_vec_ext_v2di): Likewise.
8605 (__builtin_ia32_vec_ext_v4si): Likewise.
8606 (__builtin_ia32_vec_ext_v8hi): Likewise.
8607 (__builtin_ia32_vec_ext_v16qi): Likewise.
8608 (__builtin_ia32_vec_set_v8hi): Likewise.
8610 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8612 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8614 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8616 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8617 (arm_is_longcall_p): Rename to...
8618 (arm_is_long_call_p): ...this. Take a single tree argument and
8620 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8621 (CUMULATIVE_ARGS): Remove call_cookie.
8622 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8623 (ENCODED_LONG_CALL_ATTR_P): Delete.
8624 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8625 LONG_CALL_FLAG_CHAR cases.
8626 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8627 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8628 ARM_DECLARE_FUNCTION_SIZE.
8629 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8630 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8631 (arm_encode_call_attribute, current_file_function_operand): Delete.
8632 (arm_function_in_section_p): New function.
8633 (arm_is_longcall_p): Rename to...
8634 (arm_is_long_call_p): ...this. Take the target function as a single
8635 argument and return a bool. Do not rely on call cookies. Check
8636 whether the target symbol is in the same section as the current
8637 function, not just the same compilation unit.
8638 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8639 (arm_encode_section_info): Don't encode a call type.
8640 * config/arm/arm.md (call, call_value): Update calls to
8641 arm_is_long(_)call_p. Simplify logic.
8642 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8643 Update calls to arm_is_long(_)call_p.
8645 2007-05-25 Richard Guenther <rguenther@suse.de>
8647 PR tree-optimization/31982
8648 * tree-ssa-forwprop.c
8649 (forward_propagate_addr_into_variable_array_index): Handle arrays
8650 with element size one.
8652 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8654 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8655 (umulsi3_highpart): Likewise.
8657 2007-05-24 Ian Lance Taylor <iant@google.com>
8659 PR rtl-optimization/32069
8660 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8663 2007-05-24 Ollie Wild <aaw@google.com>
8665 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8668 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8670 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8671 (oprs_unchanged_p): Use it to check all registers in a REG.
8672 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8673 (reg_set_between_after_reload_p): Delete.
8674 (reg_used_between_after_reload_p): Likewise.
8675 (reg_set_or_used_since_bb_start): Likewise.
8676 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8677 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8678 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8679 * rtlanal.c (reg_set_p): Check whether REG overlaps
8680 regs_invalidated_by_call, rather than just checking the
8681 membership of REGNO (REG).
8683 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8685 * doc/passes.texi: Document predictive commoning.
8686 * doc/invoke.texi (-fpredictive-commoning): Document.
8687 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8688 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8689 adding indices to the generated name.
8690 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8691 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8692 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8693 (op_symbol_code): ... and exported.
8694 (dump_omp_clause, op_symbol): Use op_symbol_code
8695 instead of op_symbol_1.
8696 * tree-pass.h (pass_predcom): Declare.
8697 * timevar.def (TV_PREDCOM): New timevar.
8698 * tree-ssa-loop.c (run_tree_predictive_commoning,
8699 gate_tree_predictive_commoning, pass_predcom): New.
8700 * tree-data-ref.c (find_data_references_in_loop): Find the
8701 references in dominance order.
8702 (canonicalize_base_object_address): Ensure that the result has
8704 (dr_analyze_innermost): Export.
8705 (create_data_ref): Code to fail for references with invariant
8707 (find_data_references_in_stmt): ... here.
8708 * tree-data-ref.h (dr_analyze_innermost): Declare.
8709 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8710 (aff_combination_find_elt, name_expansion_hash,
8711 name_expansion_eq, tree_to_aff_combination_expand,
8712 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8714 * tree-affine.h (aff_combination_constant_multiple_p,
8715 tree_to_aff_combination_expand): Declare.
8716 * tree-predcom.c: New file.
8717 * common.opt (fpredictive-commoning): New option.
8718 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8719 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8720 * Makefile.in (tree-predcom.o): Add.
8721 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8722 * passes.c (init_optimization_passes): Add dceloop after
8723 copy propagation in loop optimizer. Add predictive commoning
8724 to loop optimizer passes.
8726 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8728 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8731 2007-05-24 Jan Hubicka <jh@suse.cz>
8733 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8735 (genheader): Include statistics.h.
8737 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8739 * print-rtl.c (flag_dump_unnumbered): Update comments.
8740 (print_rtl): Fix my previous change.
8741 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8744 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8747 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8749 (thread_through_all_blocks): Call initialize_original_copy_tables
8750 and free_original_copy_tables.
8751 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8753 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8754 * cfghooks.c (duplicate_block): Use get_loop_copy.
8755 * cfg.c: Include cfgloop.h.
8756 (loop_copy): New hash table.
8757 (initialize_original_copy_tables): Initialize loop_copy table.
8758 (free_original_copy_tables): Free loop_copy table.
8759 (copy_original_table_clear, copy_original_table_set,
8760 set_loop_copy, get_loop_copy): New functions.
8761 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8762 * cfgloop.h (struct loop): Remove copy field.
8763 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8764 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8766 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8768 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8769 -msse/-msse2/-msse3.
8771 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8774 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8776 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8779 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8780 * targhooks.h (default_mangle_decl_assembler_name): Declare
8782 * targhooks.c (default_mangle_decl_assembler_name): Define
8784 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8786 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8787 * langhooks.c (lhd_set_decl_assembler_name): Call
8788 targetm.mangle_decl_assembler_name for names with global scope.
8790 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8792 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8793 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8795 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8796 New. Factored out of i386_pe_encode_section_info.
8797 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8798 Move check for prior decoration of stdcall
8799 symbols to i386_pe_encode_section_info.
8800 (i386_pe_encode_section_info): Adjust call to
8801 gen_stdcall_or_fastcall_suffix. Use
8802 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8803 (i386_pe_mangle_decl_assembler_name): New. Wrap
8804 i386_pe_maybe_mangle_decl_assembler_name.
8806 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8808 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8809 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8810 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8811 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8812 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8815 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8816 Nigel Stephens <nigel@mips.com>
8817 Richard Sandiford <richard@codesourcery.com>
8819 Fix up MIPS16 hard float and add support for complex.
8821 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8822 (TARGET_SOFT_FLOAT_ABI): New.
8823 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8824 __mips_soft_float to reflect the ABI in use, not whether the
8825 FPU is directly accessible (e.g., in MIPS16 mode).
8826 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8827 (UNITS_PER_FPVALUE): Likewise.
8829 * config/mips/mips.c (mips_expand_call): Remove redundant
8830 TARGET_MIPS16 check.
8831 (mips_arg_regno): New.
8832 (function_arg_advance): When setting bits in cum->fp_code for
8833 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8835 (function_arg): Use mips_arg_regno.
8836 (mips_return_mode_in_fpr_p): New.
8837 (mips16_call_stub_mode_suffix): New.
8838 (mips16_cfun_returns_in_fpr_p): New.
8839 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8840 (mips_output_function_prologue): Test mips16_hard_float, not
8841 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8842 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8843 return value into a floating-point register.
8844 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8845 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8846 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8847 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8848 word of double arguments from or to the high bits of 64-bit
8849 floating point registers.
8850 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8851 (mips16_fpret_double): New helper function.
8852 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8853 support for complex modes. Fill in DECL_RESULT for stubdecl.
8854 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8856 * config/mips/mips16.S
8857 (RET, ARG1, ARG2): New.
8858 (MERGE_GPRf, MERGE_GPRt): New.
8859 (DELAYt, DELAYf): New.
8860 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8861 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8862 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8863 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8864 (SFOP): Renamed to...
8865 (OPSF3): This, and macro-ified. Updated all uses.
8866 (SFOP2): Renamed to...
8867 (OPSF2): This, and macro-ified. Updated all uses.
8868 (SFCMP): Renamed to...
8869 (CMPSF): This, and macro-ified. Updated all uses.
8870 (SFREVCMP): Renamed to...
8871 (REVCMPSF): This, and macro-ified. Updated all uses.
8872 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8873 (LDDBL1, LDDBL2, RETDBL): Deleted.
8874 (DFOP): Renamed to...
8875 (OPDF3): This, and macro-ified. Updated all uses.
8876 (DFOP2): Renamed to...
8877 (OPDF2): This, and macro-ified. Updated all uses.
8878 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8879 (DFCMP): Renamed to...
8880 (CMPDF): This, and macro-ified. Updated all uses.
8881 (DFREVCMP): Renamed to...
8882 (REVCMPDF): This, and macro-ified. Updated all uses.
8883 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8884 (RET_FUNCTION): New.
8885 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8886 (__mips16_ret_sc, __mips16_ret_dc): New.
8887 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8888 STUB_ARGS_6, STUB_ARGS_10): New.
8889 (CALL_STUB_NO_RET): New.
8890 (__mips16_call_stub_1): Macro-ified.
8891 (__mips16_call_stub_5): Macro-ified.
8892 (__mips16_call_stub_2): Macro-ified.
8893 (__mips16_call_stub_6): Macro-ified.
8894 (__mips16_call_stub_9): Macro-ified.
8895 (__mips16_call_stub_10): Macro-ified.
8896 (CALL_STUB_RET): New.
8897 (__mips16_call_stub_sf_0): Macro-ified.
8898 (__mips16_call_stub_sf_1): Macro-ified.
8899 (__mips16_call_stub_sf_5): Macro-ified.
8900 (__mips16_call_stub_sf_2): Macro-ified.
8901 (__mips16_call_stub_sf_6): Macro-ified.
8902 (__mips16_call_stub_sf_9): Macro-ified.
8903 (__mips16_call_stub_sf_10): Macro-ified.
8904 (__mips16_call_stub_df_0): Macro-ified.
8905 (__mips16_call_stub_df_1): Macro-ified.
8906 (__mips16_call_stub_df_5): Macro-ified.
8907 (__mips16_call_stub_df_2): Macro-ified.
8908 (__mips16_call_stub_df_6): Macro-ified.
8909 (__mips16_call_stub_df_9): Macro-ified.
8910 (__mips16_call_stub_df_10): Macro-ified.
8911 (__mips16_call_stub_sc_0): New.
8912 (__mips16_call_stub_sc_1): New.
8913 (__mips16_call_stub_sc_5): New.
8914 (__mips16_call_stub_sc_2): New.
8915 (__mips16_call_stub_sc_6): New.
8916 (__mips16_call_stub_sc_9): New.
8917 (__mips16_call_stub_sc_10): New.
8918 (__mips16_call_stub_dc_0): New.
8919 (__mips16_call_stub_dc_1): New.
8920 (__mips16_call_stub_dc_5): New.
8921 (__mips16_call_stub_dc_2): New.
8922 (__mips16_call_stub_dc_6): New.
8923 (__mips16_call_stub_dc_9): New.
8924 (__mips16_call_stub_dc_10): New.
8926 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8927 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8928 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8930 2007-05-23 Ian Lance Taylor <iant@google.com>
8932 * doc/invoke.texi (Invoking GCC): Document that the order of the
8935 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8938 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8939 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8940 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8944 * config/score/score.c (score_print_operand): Make sure that only
8945 lower bits are used.
8947 2007-05-22 Ian Lance Taylor <iant@google.com>
8949 * tree-vrp.c (avoid_overflow_infinity): New static function,
8950 broken out of set_value_range_to_value.
8951 (set_value_range_to_value): Call avoid_overflow_infinity.
8952 (extract_range_from_assert): Likewise.
8954 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8957 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8958 change the type before looking for a COMPOUND_EXPR.
8960 2007-05-22 Ian Lance Taylor <iant@google.com>
8962 * lower-subreg.c (decompose_multiword_subregs): If we change an
8963 insn, call remove_retval_note on it.
8965 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8967 * regs.h (end_hard_regno): New function.
8968 (END_HARD_REGNO, END_REGNO): New macros.
8969 (add_to_hard_reg_set): New function.
8970 (remove_from_hard_reg_set): Likewise.
8971 (in_hard_reg_set_p): Likewise.
8972 (overlaps_hard_reg_set_p): Likewise.
8973 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8974 (note_btr_set): Use END_HARD_REGNO.
8975 * caller-save.c (setup_save_areas): Use end_hard_regno.
8976 (mark_set_regs): Use END_HARD_REGNO.
8977 (add_stored_regs): Use end_hard_regno.
8978 (mark_referenced_regs): Use add_to_hard_reg_set.
8979 * combine.c (update_table_tick): Use END_REGNO.
8980 (record_value_for_reg): Likewise.
8981 (record_dead_and_set_regs): Likewise.
8982 (get_last_value_validate): Likewise.
8983 (use_crosses_set_p): Likewise.
8984 (reg_dead_at_p_1): Likewise.
8985 (reg_dead_at_p): Likewise.
8986 (mark_used_regs_combine): Use add_to_hard_reg_set.
8987 (move_deaths): Use END_HARD_REGNO.
8988 (reg_bitfield_target_p): Use end_hard_regno.
8989 (distribute_notes): Use END_HARD_REGNO.
8990 * cse.c (mention_regs): Use END_REGNO.
8991 (insert): Use add_to_hard_reg_set.
8992 (invalidate): Use END_HARD_REGNO.
8993 (invalidate_for_call): Likewise.
8994 (exp_equiv_p): Use END_REGNO.
8995 (cse_insn): Likewise.
8996 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8997 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8998 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8999 * function.c (keep_stack_depressed): Use end_hard_regno.
9000 * global.c (global_alloc): Use end_hard_regno.
9001 (global_conflicts): Use add_to_hard_reg_set instead of
9003 (find_reg): Likewise.
9004 (mark_reg_store): Likewise.
9005 (mark_reg_conflicts): Likewise.
9006 (mark_reg_death): Use remove_from_hard_reg_set.
9007 (mark_reg_live_nc): Delete.
9008 (set_preference): Use end_hard_regno.
9009 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9010 remove_from_hard_reg_set.
9011 (post_mark_life): Use add_to_hard_reg_set.
9012 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9013 (reg_becomes_live): Use add_to_hard_reg_set.
9014 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9015 (peep2_find_free_register): Use add_to_hard_reg_set.
9016 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9017 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9018 * regrename.c (note_sets): Use add_to_hard_reg_set.
9019 (clear_dead_regs): Use remove_from_hard_reg_set.
9020 (regrename_optimize): Use add_to_hard_reg_set.
9021 (find_oldest_value_reg): Use in_hard_reg_set_p.
9022 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9023 (hard_reg_set_here_p): Use end_hard_regno.
9024 (decompose): Likewise.
9025 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9026 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9027 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9028 (mark_home_live): Use end_hard_regno.
9029 (spill_hard_reg): Likewise.
9030 (clear_reload_reg_in_use): Likewise.
9031 * reorg.c (delete_prior_computation): Use END_REGNO.
9032 * resource.c (update_live_status): Use END_HARD_REGNO.
9033 (mark_referenced_resources): Use add_to_hard_reg_set.
9034 (mark_set_resources): Likewise.
9035 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9036 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9037 (reg_overlap_mentioned_p): Likewise.
9038 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9039 (covers_regno_no_parallel_p): Use END_REGNO.
9040 (find_regno_note): Likewise.
9041 (find_reg_fusage): Use END_HARD_REGNO.
9042 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9043 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9045 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9047 * mode-switching.c (reg_dies): Change type of second argument to
9049 (optimize_mode_switching): Update accordingly.
9051 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9053 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9055 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9056 (hard_reg_set_empty_p): ...these new functions.
9057 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9058 GO_IF_HARD_REG_SUBSET.
9059 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9060 instead of GO_IF_HARD_REG_EQUAL.
9061 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9062 instead of GO_IF_HARD_REG_EQUAL.
9063 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9064 GO_IF_HARD_REG_SUBSET.
9065 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9066 GO_IF_HARD_REG_EQUAL.
9067 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9068 of GO_IF_HARD_REG_SUBSET.
9069 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9070 instead of GO_IF_HARD_REG_EQUAL.
9071 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9072 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9073 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9074 of GO_IF_HARD_REG_SUBSET,
9075 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9076 GO_IF_HARD_REG_SUBSET.
9077 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9078 instead of GO_IF_HARD_REG_EQUAL.
9079 * config/sh/sh.c (push_regs, calc_live_regs): Use
9080 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9081 (hard_regs_intersect_p): Delete.
9083 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9085 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9087 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9088 Richard Henderson <rth@redhat.com>
9090 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9092 (x86_64-*-*): Likewise.
9094 * i386/i386-modes.def (V2QI): New.
9096 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9098 (override_options): Support SSE4.1.
9099 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9100 (IX86_BUILTIN_BLENDPS): Likewise.
9101 (IX86_BUILTIN_BLENDVPD): Likewise.
9102 (IX86_BUILTIN_BLENDVPS): Likewise.
9103 (IX86_BUILTIN_PBLENDVB128): Likewise.
9104 (IX86_BUILTIN_PBLENDW128): Likewise.
9105 (IX86_BUILTIN_DPPD): Likewise.
9106 (IX86_BUILTIN_DPPS): Likewise.
9107 (IX86_BUILTIN_INSERTPS128): Likewise.
9108 (IX86_BUILTIN_MOVNTDQA): Likewise.
9109 (IX86_BUILTIN_MPSADBW128): Likewise.
9110 (IX86_BUILTIN_PACKUSDW128): Likewise.
9111 (IX86_BUILTIN_PCMPEQQ): Likewise.
9112 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9113 (IX86_BUILTIN_PMAXSB128): Likewise.
9114 (IX86_BUILTIN_PMAXSD128): Likewise.
9115 (IX86_BUILTIN_PMAXUD128): Likewise.
9116 (IX86_BUILTIN_PMAXUW128): Likewise.
9117 (IX86_BUILTIN_PMINSB128): Likewise.
9118 (IX86_BUILTIN_PMINSD128): Likewise.
9119 (IX86_BUILTIN_PMINUD128): Likewise.
9120 (IX86_BUILTIN_PMINUW128): Likewise.
9121 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9122 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9123 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9124 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9125 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9126 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9127 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9128 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9129 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9130 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9131 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9132 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9133 (IX86_BUILTIN_PMULDQ128): Likewise.
9134 (IX86_BUILTIN_PMULLD128): Likewise.
9135 (IX86_BUILTIN_ROUNDPD): Likewise.
9136 (IX86_BUILTIN_ROUNDPS): Likewise.
9137 (IX86_BUILTIN_ROUNDSD): Likewise.
9138 (IX86_BUILTIN_ROUNDSS): Likewise.
9139 (IX86_BUILTIN_PTESTZ): Likewise.
9140 (IX86_BUILTIN_PTESTC): Likewise.
9141 (IX86_BUILTIN_PTESTNZC): Likewise.
9142 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9143 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9144 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9145 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9146 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9148 (bdesc_sse_3arg): Likewise.
9149 (bdesc_2arg): Likewise.
9150 (bdesc_1arg): Likewise.
9151 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9153 (ix86_expand_sse_4_operands_builtin): New.
9154 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9155 smaller than 8 bits as the 2nd arg.
9156 (ix86_expand_sse_ptest): New.
9157 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9158 (ix86_expand_vector_set): Support SSE4.1.
9159 (ix86_expand_vector_extract): Likewise.
9161 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9162 __SSE4_1__ for -msse4.1.
9164 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9165 (UNSPEC_INSERTPS): Likewise.
9166 (UNSPEC_DP): Likewise.
9167 (UNSPEC_MOVNTDQA): Likewise.
9168 (UNSPEC_MPSADBW): Likewise.
9169 (UNSPEC_PHMINPOSUW): Likewise.
9170 (UNSPEC_PTEST): Likewise.
9171 (UNSPEC_ROUNDP): Likewise.
9172 (UNSPEC_ROUNDS): Likewise.
9174 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9176 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9177 (const_pow2_1_to_32768_operand): Likewise.
9179 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9182 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9184 (sse4_1_insertps): Likewise.
9185 (*sse4_1_extractps): Likewise.
9186 (sse4_1_ptest): Likewise.
9187 (sse4_1_mulv2siv2di3): Likewise.
9188 (*sse4_1_mulv4si3): Likewise.
9189 (*sse4_1_smax<mode>3): Likewise.
9190 (*sse4_1_umax<mode>3): Likewise.
9191 (*sse4_1_smin<mode>3): Likewise.
9192 (*sse4_1_umin<mode>3): Likewise.
9193 (sse4_1_eqv2di3): Likewise.
9194 (*sse4_1_pinsrb): Likewise.
9195 (*sse4_1_pinsrd): Likewise.
9196 (*sse4_1_pinsrq): Likewise.
9197 (*sse4_1_pextrb): Likewise.
9198 (*sse4_1_pextrb_memory): Likewise.
9199 (*sse4_1_pextrw_memory): Likewise.
9200 (*sse4_1_pextrq): Likewise.
9201 (sse4_1_blendpd): Likewise.
9202 (sse4_1_blendps): Likewise.
9203 (sse4_1_blendvpd): Likewise.
9204 (sse4_1_blendvps): Likewise.
9205 (sse4_1_dppd): Likewise.
9206 (sse4_1_dpps): Likewise.
9207 (sse4_1_movntdqa): Likewise.
9208 (sse4_1_mpsadbw): Likewise.
9209 (sse4_1_packusdw): Likewise.
9210 (sse4_1_pblendvb): Likewise.
9211 (sse4_1_pblendw): Likewise.
9212 (sse4_1_phminposuw): Likewise.
9213 (sse4_1_extendv8qiv8hi2): Likewise.
9214 (*sse4_1_extendv8qiv8hi2): Likewise.
9215 (sse4_1_extendv4qiv4si2): Likewise.
9216 (*sse4_1_extendv4qiv4si2): Likewise.
9217 (sse4_1_extendv2qiv2di2): Likewise.
9218 (*sse4_1_extendv2qiv2di2): Likewise.
9219 (sse4_1_extendv4hiv4si2): Likewise.
9220 (*sse4_1_extendv4hiv4si2): Likewise.
9221 (sse4_1_extendv2hiv2di2): Likewise.
9222 (*sse4_1_extendv2hiv2di2): Likewise.
9223 (sse4_1_extendv2siv2di2): Likewise.
9224 (*sse4_1_extendv2siv2di2): Likewise.
9225 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9226 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9227 (sse4_1_zero_extendv4qiv4si2): Likewise.
9228 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9229 (sse4_1_zero_extendv2qiv2di2): Likewise.
9230 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9231 (sse4_1_zero_extendv4hiv4si2): Likewise.
9232 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9233 (sse4_1_zero_extendv2hiv2di2): Likewise.
9234 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9235 (sse4_1_zero_extendv2siv2di2): Likewise.
9236 (*sse4_1_zero_extendv2siv2di2): Likewise.
9237 (sse4_1_roundpd): Likewise.
9238 (sse4_1_roundps): Likewise.
9239 (sse4_1_roundsd): Likewise.
9240 (sse4_1_roundss): Likewise.
9241 (mulv4si3): Don't expand for SSE4.1.
9242 (smax<mode>3): Likewise.
9243 (umaxv4si3): Likewise.
9244 (uminv16qi3): Likewise.
9245 (umin<mode>3): Likewise.
9246 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9248 * doc/extend.texi: Document SSE4.1 built-in functions.
9250 * doc/invoke.texi: Document -msse4.1.
9252 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9254 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9255 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9256 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9257 (ASM_SPEC): Add asm_pcrel_spec.
9258 (EXTRA_SPECS): Add asm_pcrel_spec.
9260 2007-05-21 David Daney <ddaney@avtrex.com>
9262 * doc/install.texi (Building a cross compiler): Add requirements
9263 for Java cross compiler.
9265 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9268 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9269 Add loopno argument. Use evolution_function_is_invariant_rec_p
9270 instead of evolution_function_is_constant_p.
9271 Update calls to evolution_function_is_affine_multivariate_p.
9272 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9273 Add loopno argument.
9274 * tree-scalar-evolution.c (gather_chrec_stats): Call
9275 evolution_function_is_affine_multivariate_p with a loop
9277 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9278 (analyze_overlapping_iterations): Likewise.
9279 (access_functions_are_affine_or_constant_p): Likewise.
9280 (build_classic_dist_vector_1): If the access functions
9281 are equal, don't do anything.
9283 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9284 Paolo Carlini <pcarlini@suse.de>
9285 Uros Bizjak <ubizjak@gmail.com>
9287 * c-cppbuiltin.c (c_cpp_builtins): Define
9288 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9289 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9290 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9291 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9293 2007-05-21 Mike Stump <mrs@apple.com>
9295 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9297 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9299 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9301 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9302 implementation if __OPTIMIZE__ is not defined.
9303 (_mm_alignr_pi8): Ditto.
9304 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9305 (_mm_inserti_si64): Ditto.
9306 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9307 (_mm_slli_epi16): Ditto.
9308 (_mm_slli_epi32): Ditto.
9309 (_mm_slli_epi64): Ditto.
9310 (_mm_srai_epi16): Ditto.
9311 (_mm_srai_epi32): Ditto.
9312 (_mm_srli_si128): Ditto.
9313 (_mm_slli_si128): Ditto.
9314 (_mm_srli_epi16): Ditto.
9315 (_mm_srli_epi32): Ditto.
9316 (_mm_srli_epi64): Ditto.
9317 (_mm_extract_epi16): Ditto.
9318 (_mm_insert_epi16): Ditto.
9319 (_mm_shufflehi_epi16): Ditto.
9320 (_mm_shufflelo_epi16): Ditto.
9321 (_mm_shuffle_epi32): Ditto.
9322 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9324 (_mm_insert_pi16): Ditto.
9326 (_mm_shuffle_pi16): Ditto.
9328 (_mm_shufle_ps): Ditto.
9329 (_mm_prefetch): Ditto.
9331 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9333 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9334 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9335 * real.c (encode_i370_single, decode_i370_single,
9336 encode_i370_double, decode_i370_double): Functions removed.
9337 (i370_single_format, i370_double_format): Initializations removed.
9338 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9339 Consider the log2_b field to always be one.
9340 (ieee_single_format, mips_single_format, coldfire_single_format,
9341 ieee_double_format, mips_double_format, coldfire_double_format,
9342 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9343 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9344 ibm_extended_format, mips_extended_format, ieee_quad_format,
9345 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9346 decimal_single_format, decimal_double_format, decimal_quad_format,
9347 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9348 initialization of log2_b.
9349 * real.h (i370_single_format, i370_double_format): Declarations
9351 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9352 field to always be one.
9354 2007-05-21 Andreas Schwab <schwab@suse.de>
9356 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9357 NOTE_INSN_BASIC_BLOCK_P.
9358 (process_for_unwind_directive): Likewise.
9360 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9362 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9363 * function.h (struct function): Move va_list_gpr_size,
9364 va_list_fpr_size, function_frequency to front of bitfields. Add
9366 (current_function_calls_unwind_init): New.
9367 * except.c (expand_builtin_unwind_init): Set
9368 current_function_calls_unwind_init not
9369 current_function_has_nonlocal_label.
9370 * reload1.c (has_nonexceptional_receiver): New.
9371 (reload): Use it and current_function_calls_unwind_init to
9372 determine whether call-saved regs must be saved.
9374 2007-05-20 Jan Hubicka <jh@suse.cz>
9376 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9377 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9378 * ddg.c (create_ddg): LIkewise.
9379 * final.c (final): Remove hunk moving line number notes around since
9380 they are no longer present at this stage.
9381 (final_scan_insn): Use NOTE_KIND instead of
9382 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9383 (output_asm_label): Likewise.
9384 * reorg.c (dbr_schedule): Likewise.
9385 * haifa-sched.c (unlink_other_notes): Likewise.
9386 * mode-switching.c (optimize_mode_switching): Likewise.
9387 * graph.c (start_bb): Likewise.
9388 * rtl.def (NOTE): Update description.
9389 * jump.c (squeeze_notes): Delete.
9390 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9391 NOTE_INSN_BASIC_BLOCK_P when possible.
9392 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9393 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9394 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9395 (dwarf2out_var_location): Likewise.
9396 * cfgbuild.c (make_edges): Likewise.
9397 (find_basic_blocks_1): Likewise.
9398 * function.c (reorder_blocks_1): Likewise.
9399 (epilogue_done): Likewise.
9400 (reposition_prologue_and_epilogue_notes): Likewise.
9401 * print-rtl.c (print_rtx): Likewise; drop code for printing
9403 (print_rtl): Likewise.
9404 (print_rtl_single): Likewise.
9405 * gcse.c (insert_insn_start_bb): Likewise.
9406 * alias.c (init_alias_analysis): Likewise.
9407 * calls.c (fixup_tail_calls): Likewise.
9408 * except.c (sjlj_emit_function_enter): Likewise.
9409 * emit-rtl.c (add_insn_after): Likeiwse.
9410 (emit_label_before): Likewise.
9411 (emit_label_after): Likewise.
9412 (emit_note_before, emit_note_after, emit_note): Update
9413 parameter to be enum insn_note; do not deal with source
9415 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9416 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9418 (merge_blocks_move_successor_nojumps): Simplify now when
9419 we don't have BLOCK notes.
9420 (try_optimize_cfg): Likewise.
9421 * cfglayout.c (skip_insns_after_block): Likewise.
9422 (record_effective_endpoints): Likewise.
9423 (duplicate_insn_chain): Likewise.
9424 * varasm.c (output_constant_pool_1): Likewise.
9425 * sched-deps.c (sched_analyze): Likewise.
9426 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9428 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9429 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9430 (SET_INSN_DELETED): Simplify.
9431 (NOTE_LINE_NUMBER): Exterminate.
9432 (NOTE_LINE_KIND): New.
9433 (NOTE_INSN_BASIC_BLOCK_P): Update.
9434 (enum insn_note): Simplify.
9435 (GET_NOTE_INSN_NAME) Simplify.
9436 (emit_note_before, emit_note_after, emit_note): Update prototype.
9437 (squeeze_notes): Remove.
9438 * sched-int.h (NOTE_NOT_BB_P): Update.
9439 * resource.c (mark_target_live_regs): Update.
9440 * sched-rgn.c (debug_dependencies): Update.
9441 * sched-vis.c (print_insn): Update.
9442 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9443 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9444 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9445 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9446 (split_branches): Update.
9447 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9449 (sh_adjust_unroll_max): Exterminate.
9450 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9451 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9452 (m68hc11_reorg): Likewise.
9453 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9454 (emit_predicate_relation_info): Update.
9455 (process_for_unwind_directive): Update.
9456 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9457 (output_call): Update.
9458 * config/pa/pa.c (output_lbranch): Update.
9459 (output_millicode_call): Update.
9460 (output_call): Update.
9461 (pa_combine_instructions): Update.
9462 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9463 * config/bfin/bfin.c (gen_one_bundle): Update.
9464 * cfgrtl.c (can_delete_note_p): Update.
9465 (delete_insn): Update.
9466 (rtl_merge_blocks): Update.
9467 (commit_one_edge_insertion): Update.
9468 (rtl_verify_flow_info): Update.
9469 * stmt.c (expand_case): Do not call squeeze_notes.
9471 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9478 * c.opt (Wtype-limits): New.
9479 * doc/invoke.texi (Wtype-limits): Document it.
9480 (Wextra): Enabled by -Wextra.
9481 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9482 * c-common.c (shorten_compare): Warn with Wtype-limits.
9484 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9487 inlined function, not as a macro.
9488 (_mm_alignr_pi8): Ditto.
9489 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9490 (_mm_inserti_si64): Ditto.
9491 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9492 (_mm_extract_epi16): Ditto.
9493 (_mm_insert_epi16): Ditto.
9494 (_mm_shufflehi_epi16): Ditto.
9495 (_mm_shufflelo_epi16): Ditto.
9496 (_mm_shuffle_epi32): Ditto.
9497 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9498 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9500 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9502 (_m_to_float): Use C89 compatible assignment.
9504 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9507 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9509 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9512 * doc/invoke.texi (Wreturn-type): Complete description.
9513 (Wextra): Delete item about return-type warning.
9514 * c-decl.c: Delete redundant Wextra warning.
9516 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9519 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9520 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9521 inlined function, not as a macro.
9522 (_mm_prefetch): Ditto.
9524 (_mm_insert_pi16): Ditto.
9526 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9527 (_m_pshufw): Ditto. Add const to __N argument.
9528 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9529 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9530 (_mm_slli_epi32): Ditto.
9531 (_mm_srli_si128): Implement as always inlined function, not as a
9532 macro. Add __inline to function declaration.
9533 (_mm_slli_si128): Ditto.
9535 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9537 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9538 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9540 (struct fenv): New structure.
9541 (FP_HANDLE_EXCEPTIONS): New define.
9542 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9543 (_FP_DECL_EXP): New define.
9544 (FP_INIT_ROUNDMODE): New define.
9545 (FP_ROUNDMODE): New define.
9547 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9549 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9550 (Wconversion): Update description.
9551 (Wconversion-sign): New.
9552 * c.opt (Wconversion-sign): New.
9553 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9554 means disabled for C++. Otherwise, take the status of Wconversion.
9555 * c-common.c (conversion_warning): Warn with either Wconversion or
9557 (warnings_for_convert_and_check): Conditions are already checked by
9559 (convert_and_check): Don't check warnings if the conversion failed.
9561 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9562 Anatoly Sokolov <aesok@dol.ru>
9564 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9565 avr_epilogue_uses) : Add declaration.
9566 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9567 * config/avr/constraints.md (R): New constraint.
9568 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9569 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9570 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9571 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9572 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9573 call_prologue_saves, epilogue_restores, return_from_epilogue,
9574 return_from_main_epilogue, return_from_interrupt_epilogue,
9575 return_from_naked_epilogue, prologue, epilogue): New patterns.
9576 (jump): Handle symbol reference.
9577 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9578 avr_output_function_prologue, avr_output_function_epilogue): Remove
9580 (avr_init_machine_status, expand_prologue, expand_epilogue,
9581 avr_asm_function_end_prologue, avr_epilogue_uses,
9582 avr_asm_function_begin_epilogue): New functions.
9583 (prologue_size, epilogue_size, jump_tables_size): Remove global
9585 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9586 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9587 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9588 (avr_override_options): Initialise init_machine_status.
9589 (output_movhi): Handle all stack pointer loads.
9590 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9591 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9592 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9593 (EPILOGUE_USES) Redefine.
9594 (machine_function) Declare.
9596 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9598 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9599 Use a single return statement.
9601 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9604 * builtins.c (do_mpfr_lgamma_r): New.
9605 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9606 * tree.h (CASE_FLT_FN_REENT): New.
9608 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9610 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9611 (output_die): Use 'unsigned long' with %x.
9612 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9613 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9614 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9616 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9618 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9623 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9624 true if function has no argument.
9626 2007-05-18 DJ Delorie <dj@redhat.com>
9628 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9629 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9631 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9633 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9634 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9635 count_trailing_zeros.
9636 (__i386__): Implement count_leading_zeros using __builtin_clz().
9637 Implement count_trailing_zeros usign __builtin_ctz().
9639 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9641 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9643 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9646 * expr.c (emit_move_change_mode): Change mode of push operands here.
9648 2007-05-17 Ian Lance Taylor <iant@google.com>
9650 PR tree-optimization/31953
9651 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9653 (set_value_range_to_null): Call set_value_range_to_value.
9654 (extract_range_from_comparison): Likewise.
9656 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9658 * toplev.c (print_version): Output GMP/MPFR version info.
9660 * builtins.c (CASE_MATHFN_REENT): New macro.
9661 (mathfn_built_in): Use it.
9662 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9663 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9664 BUILT_IN_LGAMMAL_R): New.
9665 * doc/extend.texi: Document new builtins.
9668 * builtins.c (do_mpfr_remquo): New.
9669 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9670 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9673 * builtins.c (fold_builtin_1): Handle y0, y1.
9674 (fold_builtin_2): Handle yn.
9677 * builtins.c (do_mpfr_bessel_n): New.
9678 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9679 (fold_builtin_2): Handle BUILT_IN_JN.
9681 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9684 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9685 TYPE_PRECISION (intmax_type_node).
9687 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9690 * reload.c (subst_reloads): Remove checking.
9692 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9694 PR rtl-optimization/31691
9695 * combine.c (simplify_set): Build a new src pattern instead of
9696 substituting its operands in the COMPARE case.
9698 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9700 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9701 (execute_vrp): Preserve loops through jump threading.
9702 * tree-ssa-threadupdate.c (thread_single_edge,
9703 dbds_continue_enumeration_p, determine_bb_domination_status,
9704 thread_through_loop_header): New functions.
9705 (create_edge_and_update_destination_phis,
9706 create_edge_and_update_destination_phis): Set loops for the new blocks.
9707 (prune_undesirable_thread_requests): Removed.
9708 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9710 (thread_block): Do not call prune_undesirable_thread_requests.
9712 (mark_threaded_blocks): Select edges to thread here.
9713 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9714 Thread edges through loop headers independently.
9715 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9716 * tree-pass.h (TODO_mark_first_instance): New.
9717 (first_pass_instance): Declare.
9718 * cfghooks.c (duplicate_block): Put the block to the original loop
9719 if copy is not specified.
9720 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9721 jump threading. Pass may_peel_loop_headers to
9722 thread_through_all_blocks according to first_pass_instance.
9723 * cfgloop.h (create_preheader): Declare.
9724 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9725 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9726 * passes.c (first_pass_instance): New variable.
9727 (next_pass_1): Set TODO_mark_first_instance.
9728 (execute_todo): Set first_pass_instance.
9730 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9732 PR tree-optimization/24659
9733 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9734 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9735 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9736 OTI_vec_pack_ufix_trunc.
9737 (vec_unpacks_float_hi_optab): Define new macro.
9738 (vec_unpacks_float_lo_optab): Ditto.
9739 (vec_unpacku_float_hi_optab): Ditto.
9740 (vec_unpacku_float_lo_optab): Ditto.
9741 (vec_pack_sfix_trunc_optab): Ditto.
9742 (vec_pack_ufix_trunc_optab): Ditto.
9743 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9744 and vec_pack_[s|u]fix_trunc_optab using
9745 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9746 * tree-vectorizer.c (supportable_widening_operation): Handle
9747 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9748 (supportable_narrowing_operation): New function.
9749 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9750 * tree-vect-transform.c (vectorizable_conversion): Handle
9751 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9752 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9753 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9754 to check for target support.
9755 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9756 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9757 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9758 for VEC_PACK_FIX_TRUNC_EXPR.
9759 (expand_binop): Special case mode of the result for
9760 vec_pack_[u|s]fix_trunc_optab.
9761 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9762 vec_pack_[u|s]fix_trunc_optab.
9764 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9765 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9766 * tree-pretty-print.c (dump_generic_node): Handle
9767 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9768 VEC_PACK_FIX_TRUNC_EXPR.
9770 * expr.c (expand_expr_real_1): Ditto.
9771 * tree-inline.c (estimate_num_insns_1): Ditto.
9772 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9774 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9775 (vec_unpacks_float_lo_v8hi): Ditto.
9776 (vec_unpacku_float_hi_v8hi): Ditto.
9777 (vec_unpacku_float_lo_v8hi): Ditto.
9778 (vec_unpacks_float_hi_v4si): Ditto.
9779 (vec_unpacks_float_lo_v4si): Ditto.
9780 (vec_pack_sfix_trunc_v2df): Ditto.
9782 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9784 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9785 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9786 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9787 [vec_pack_ufix_trunc]: Ditto.
9788 [vec_unpacks_float_hi]: Ditto.
9789 [vec_unpacks_float_lo]: Ditto.
9790 [vec_unpacku_float_hi]: Ditto.
9791 [vec_unpacku_float_lo]: Ditto.
9793 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9795 * soft-fp/README: Update for new files.
9796 * soft-fp/floattisf.c: New file.
9797 * soft-fp/floattidf.c: New file.
9798 * soft-fp/floattitf.c: New file.
9799 * soft-fp/floatuntisf.c: New file.
9800 * soft-fp/floatuntidf.c: New file.
9801 * soft-fp/floatuntitf.c: New file.
9802 * soft-fp/fixsfti.c: New file.
9803 * soft-fp/fixdfti.c: New file.
9804 * soft-fp/fixtfti.c: New file.
9805 * soft-fp/fixunssfti.c: New file.
9806 * soft-fp/fixunsdfti.c: New file.
9807 * soft-fp/fixunstfti.c: New file.
9808 * soft-fp/extendxftf.c: New file.
9809 * soft-fp/trunctfxf.c: New file.
9811 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9812 (__trunctfxf2): Ditto.
9814 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9815 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9816 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9817 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9818 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9819 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9821 * config/i386/t-fprules-softfp64: New file.
9822 * config/i386/sfp-machine.h: New file.
9823 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9824 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9825 and soft-fp/t-softfp to tmake_file.
9826 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9827 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9829 * config/i386/t-linux64 (softfp_wrap_start): New.
9830 (softfp_wrap_end): New.
9831 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9832 supported for TARGET_64BIT.
9834 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9836 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9837 c_common_unsigned_type behavior.
9839 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9841 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9844 2007-05-16 Eric Christopher <echristo@apple.com>
9846 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9847 saving after stack push. Set sp_offset whenever we push.
9848 (rs6000_emit_epilogue): Move altivec register restore before
9851 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9853 * configure.ac: Allow sysroots to be relocated under $prefix as
9854 well as $exec_prefix.
9855 * configure: Regenerate.
9857 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9861 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9863 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9864 (gcc_tooldir): Likewise.
9865 * configure: Regenerate.
9866 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9867 old configure.ac gcc_tooldir setting.
9868 (prefix_to_exec_prefix): New variable.
9869 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9870 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9872 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9874 * c-typeck.c (build_binary_op): Return early for error.
9876 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9878 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9879 struct nb_iter_bound.
9880 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9881 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9882 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9883 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9884 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9885 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9886 (del_scev_info): Use ggc_free.
9887 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9888 * loop-init.c: Include ggc.h.
9889 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9890 (loop_optimizer_finalize): Use ggc_free.
9891 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9892 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9893 pass_iv_optimize): Add TODO_ggc_collect.
9894 * function.h (struct function): Remove skip marker from
9896 * cfgloop.c: Include ggc.h.
9897 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9899 (establish_preds): Vector superloops is gc allocated.
9900 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9902 (flow_loops_find): Vector larray is gc allocated.
9903 (loop_exit_free): Use ggc_free.
9904 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9905 that head of exits list is now not a part of struct loop.
9906 (record_loop_exits): Allocate exits table in gc memory.
9907 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9908 that head of exits list is now not a part of struct loop.
9909 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9910 struct loop_exit): Add GTY marker.
9911 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9912 Add skip marker to aux field. Make head of exits list a separate
9914 (struct loops): Add GTY marker. Make larray vector gc allocated.
9915 Add param marker to exits table.
9916 (get_loops): Type changed.
9917 * Makefile.in (tree-scalar-evolution.o): Add
9918 gt-tree-scalar-evolution.h dependency.
9919 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9920 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9921 * basic-block.h (struct basic_block_def): Remove skip marker from
9924 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9926 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9927 of 0 in the call to expand_expr().
9928 (expand_builtin_mathfn_3): Ditto.
9929 (expand_builtin_interclass_mathfn): Ditto.
9930 (expand_builtin_cexpi): Ditto.
9931 (expand_builtin_int_roundingfn): Ditto.
9932 (expand_builtin_int_roundingfn_2): Ditto.
9933 (expand_builtin_pow): Ditto.
9934 (expand_builtin_powi): Ditto.
9935 (expand_builtin_bswap): Ditto.
9936 (expand_builtin_unop): Ditto.
9937 (expand_builtin_fabs): Ditto.
9938 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9939 the call to expand_expr().
9940 (expand_builtin_sync_operation): Ditto.
9941 (expand_builtin_compare_and_swap): Ditto.
9942 (expand_builtin_lock_test_and_set): Ditto.
9943 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9944 instead of 0 in the call to expand_expr().
9945 (expand_builtin_extract_return_addr): Ditto.
9946 (expand_builtin_eh_return): Ditto.
9947 (expand_eh_return): Ditto.
9948 * explow.c (expr_size): Ditto.
9949 * expr.c (optimize_bitfield_assignment_op): Ditto.
9950 (expand_assignement): Ditto.
9951 (store_expr): Ditto.
9952 (store_field): Ditto.
9953 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9954 the call to expand_expr().
9955 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9956 in the call to expand_expr().
9957 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9958 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9959 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9961 * optabs.c (expand_vec_shift_expr): Ditto.
9962 (expand_vec_cond_expr): Ditto.
9963 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9964 call to expand_expr().
9965 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9966 in the call to expand_expr().
9968 2007-05-14 Dave Korn <dave.korn@artimi.com>
9970 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9972 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9974 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9975 instead of c_common_unsigned_type.
9976 (c_common_unsigned_type): Remove.
9977 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9978 c_common_unsigned_type.
9979 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9980 c_common_unsigned_type.
9981 * c-common.h (c_common_unsigned_type): Remove.
9982 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9983 c_common_unsigned_type.
9984 * c-format.c (check_format_types): Use unsigned_type_for instead of
9985 c_common_unsigned_type.
9986 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9987 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9988 of c_common_unsigned_type.
9989 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9990 lang_hooks.types.unsigned_type.
9991 * expmed.c (make_tree): Use unsigned_type_for instead of
9992 lang_hooks.types.unsigned_type.
9993 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9994 lang_hooks.types.unsigned_type.
9995 (build_range_check): Likewise.
9996 (fold_unary): Likewise.
9997 (fold_binary): Likewise.
9998 (fold_ternary): Likewise.
9999 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10000 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10001 * tree.c (get_unsigned_type): New.
10002 (unsigned_type_for): Use get_unsigned_type instead of
10003 lang_hooks.types.unsigned_type.
10005 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10007 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10008 to m68k_get_function_kind. Update its prototype.
10009 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10011 (m68k_interrupt_function_p): Return enum m68k_function_type
10012 instead of bool. Rename to m68k_get_function_kind.
10013 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10014 target is not fido.
10015 (m68k_compute_frame_layout): Don't mark any register for save
10016 if an interrupt_thread attribute is specified.
10017 (m68k_hard_regno_rename_ok): Update a use of
10018 m68k_interrupt_function_p.
10019 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10020 m68k_interrupt_function_p.
10021 (m68k_function_type): New.
10022 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10023 for a function with an interrupt_thread attribute.
10024 * doc/extend.texi: Document the interrupt_thread attribute.
10026 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10028 Fix PR tree-optimization/31911
10029 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10030 if they didn't change the expression.
10032 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10034 * tree-scalar-evolution.c (resolve_mixers): Exported.
10035 * tree-scalar-evolution.h (resolve_mixers): Declare.
10036 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10037 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10038 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10039 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10040 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10041 strip_conversion, analyze_offset_expr, address_analysis,
10042 object_analysis, analyze_offset): Removed.
10043 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10044 split_constant_offset, canonicalize_base_object_address,
10045 object_address_invariant_in_loop_p, disjoint_objects_p,
10046 dr_may_alias_p, dr_address_invariant_p): New functions.
10047 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10048 and dr_analyze_alias.
10049 (initialize_data_dependence_relation): Use dr_may_alias_p
10050 and object_address_invariant_in_loop_p.
10051 (compute_self_dependence): Handle the case when
10052 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10053 (find_data_references_in_stmt): Restrict the analysis of data
10054 references to the given loop nest.
10055 (find_data_references_in_loop): Made static. Pass loop nest to
10056 find_data_references_in_stmt.
10057 (compute_data_dependences_for_loop): Use DR_VOPS.
10058 (free_data_ref): Free DR_VOPS.
10059 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10060 (struct innermost_loop_behavior): ... new.
10061 (struct base_object_info): Replaced by ...
10062 (struct indices): ... new.
10063 (struct dr_alias): New.
10064 (enum data_ref_type): Removed.
10065 (struct data_reference): Consist of struct innermost_loop_behavior,
10066 struct indices and struct dr_alias.
10067 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10068 (DR_MEMTAG): Renamed to ...
10069 (DR_SYMBOL_TAG): ... this.
10070 (find_data_references_in_loop): Declaration removed.
10071 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10072 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10073 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10074 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10076 2007-05-13 Revital Eres <eres@il.ibm.com>
10078 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10079 which walks virtual def-use chains to find redundant stores.
10080 (dse_optimize_stmt): Call it.
10082 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10084 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10085 * passes.c (init_optimization_passes): Move pass_jump_bypass
10088 * basic-block.h (bb_has_eh_pred): Fix style issue.
10090 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10092 PR rtl-optimization/31848
10093 * loop-invariant.c (move_invariant_reg): If we move an insn
10094 with a REG_EQUAL note, and that insn is not always executed,
10095 remove the REG_EQUAL note.
10097 2007-05-12 Richard Guenther <rguenther@suse.de>
10099 PR tree-optimization/31797
10100 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10101 propagate into a stmt that has volatile ops.
10103 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10105 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10106 (gcc_tooldir): Likewise.
10107 * configure: Regenerate.
10108 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10109 old configure.ac gcc_tooldir setting.
10110 (prefix_to_exec_prefix): New variable.
10111 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10112 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10114 2007-05-11 Silvius Rus <rus@google.com>
10116 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10117 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10118 * c-common.h (strict_aliasing_warning): Change return type.
10119 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10120 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10121 (build_c_cast): Condition call to strict_aliasing_warning.
10122 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10123 * flags.h (set_Wstrict_aliasing): Declare.
10124 * opts.c (set_Wstrict_alising): Define, add call to.
10125 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10126 * tree-ssa-alias-warnings.c: New file.
10127 * tree-ssa-alias.c (compute_may_aliases): Add call to
10128 strict_aliasing_warning_backend.
10130 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10132 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10133 Use loop_depth and loop_outer accessor functions.
10134 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10135 determine_invariantness_stmt, move_computations_stmt): Ditto.
10136 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10137 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10138 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10139 * tree-scalar-evolution.c (interpret_loop_phi,
10140 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10141 instantiate_parameters_1, scev_const_prop): Ditto.
10142 * cfghooks.c (make_forwarder_block): Ditto.
10143 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10144 * modulo-sched.c (loop_canon_p): Ditto.
10145 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10146 slpeel_can_duplicate_loop_p): Ditto.
10147 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10148 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10149 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10150 cancel_loop, verify_loop_structure): Ditto.
10151 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10152 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10153 superloops vector instead of "pred" array.
10154 (establish_preds): Take father loop as an argument. Initialize the
10156 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10157 Do not initialize loop->outer.
10158 (flow_loop_tree_node_remove): Truncate the superloops vector.
10159 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10160 "pred" merged to "superloops" vector.
10161 (loop_depth, loop_outer): New.
10162 (fel_init): Use loop_outer.
10164 2007-05-11 Jan Hubicka <jh@suse.cz>
10166 * cgraphunit.c: Include gt-cgraphunit.h
10167 (static_ctors, static_dtors): New static vars.
10168 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10169 based on implementation in c-common.c
10170 (cgraph_finalize_function): Call record_cdtor_fn.
10171 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10172 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10173 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10174 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10175 build_cdtor, c_build_cdtor_fns): Remove.
10176 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10177 c_build_cdtor_fns): Remove prototype.
10179 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10182 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10183 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10184 * builtins.c (fold_builtin_memchr): New.
10185 (expand_builtin_memchr): Call the latter.
10186 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10187 * doc/extend.texi ([Other built-in functions provided by GCC]):
10190 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10192 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10193 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10194 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10195 PFPO_OP1_TYPE_SHIFT): Constants added.
10196 (DFP_ALL): Mode macro defined.
10197 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10198 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10199 Insn definitions added.
10200 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10201 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10204 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10206 PR tree-optimization/31885
10207 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10208 NULL_TREE to be undetermined.
10209 (automatically_generated_chrec_p): Return false for NULL.
10211 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10213 * config/bfin/bfin.h (MOVE_RATIO): Define.
10215 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10217 * config.gcc (sparc-wrs-vxworks): New target.
10218 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10219 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10220 * config/sparc/sparc.h: Include vxworks-dummy.h.
10221 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10222 include LABEL_REFs too.
10223 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10224 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10226 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10228 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10229 (sparc_emit_call_insn): New function.
10230 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10231 functions when generating VxWorks PIC.
10232 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10233 (call, call_value): Use sparc_emit_call_insn instead of
10236 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10238 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10240 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10242 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10243 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10244 split_double instead of operand_subword.
10246 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10248 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10249 * config/bfin/bfin.c (bfin_local_alignment): New function.
10250 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10252 2007-05-08 Chao-ying Fu <fu@mips.com>
10254 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10255 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10256 (smsub_widen_optab, umsub_widen_optab): Define.
10257 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10259 * genopinit.c (optabs): Fill in smsub_widen_optab and
10261 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10262 and umsub_widen_optab to implement multiply-subtract sequences.
10263 * config/mips/mips.md (*msac<u>_di): Rename to...
10264 (<u>msubsidi4): ...this. Extend condition to include
10265 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10266 of operand 0 to "ka" and use the three-operand form of msub<u>
10268 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10271 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10273 PR rtl-optimization/28011
10274 * reload.c (push_reload): Set dont_share if IN appears in OUT
10275 also when IN is a PLUS rtx.
10276 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10279 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10281 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10282 call unshare_all_decls.
10283 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10284 (unshare_all_decls): Remove.
10286 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10289 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10292 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10293 Nigel Stephens <nigel@mips.com>
10295 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10296 Update comments and all uses.
10297 (MIN_FPRS_PER_FMT): Define.
10298 * config/mips/mips.c (function_arg): Fix to correctly handle
10299 the -mips32r2 -mfp64 -mabi=32 case.
10300 (override_options): Enable use of odd-numbered registers for
10301 SFmode values on MIPS32.
10302 (mips_save_reg_p): Save whole floating-point register pair if
10303 either half is used.
10304 (compute_frame_size): Fix comment.
10306 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10308 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10309 argument of type bool.
10310 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10311 argument. Safely select temporary P register according to it.
10312 (do_link): Change call site of add_to_reg accordingly.
10313 (do_unlink): Add epilogue_p as a fourth argument and pass it
10315 (expand_interrupt_handler_epilogue): Change call of do_unlink
10317 (bfin_expand_prologue): Add a third argument sibcall_p.
10318 * config/bfin/bfin.md (epilogue): Change call of
10319 bfin_expand_epilogue accordingly.
10320 (sibcall_epilogue): Likewise.
10321 (eh_return_internal): Likewise.
10323 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10324 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10325 * config/bfin/bfin.c (bfin_handle_option): Handle
10326 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10327 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10328 Support bf534, bf536 and bf561.
10329 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10331 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10334 * config/i386/i386.c (ix86_function_regparm): Process local
10335 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10337 2007-05-07 Mike Stump <mrs@apple.com>
10339 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10340 also checks for and while statements in C++.
10342 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10344 * gcc.c (at_file_supplied): New variable.
10345 (main): Set it if we expanded argv.
10346 (do_spec_1): Pass an @-file to the linker if we were called with
10347 an @-file argument and HAVE_GNU_LD.
10348 * collect2.c (at_file_supplied): New variable.
10349 (response_file): New variable.
10350 (collect_exit): Unlink response_file if necessary.
10351 (handler): Likewise.
10352 (do_wait): Likewise.
10353 (main): Set at_file_supplied if we expanded argv.
10354 (collect_execute): Pass an @-file to subprocesses if we were called
10355 with an @-file argument.
10356 * configure.ac: Add define for HAVE_GNU_LD.
10357 * configure: Regenerate.
10358 * config.in: Regenerate.
10360 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10362 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10363 operand to HI mode.
10368 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10370 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10371 (TARGET_ENCODE_SECTION_INFO): Re-define.
10372 (m32c_encode_section_info): New
10373 (function_vector_handler): New
10374 (current_function_special_page_vector): New
10375 (m32c_special_page_vector_p): New.
10376 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10378 * config/m32c/jump.md: Added instruction JSRS for functions
10379 with attribute "function_vector".
10380 * doc/extend.texi (function_vector): Added description
10381 for M16C, M32C targets.
10383 2007-05-07 DJ Delorie <dj@redhat.com>
10386 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10387 ashrpsi3, lshrpsi3): Update shift count constraint.
10389 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10390 Nathan Froyd <froydnj@codesourcery.com>
10393 * c-incpath.c (add_path): Strip trailing path separators.
10395 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10397 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10398 Free dominance info before purging EH edges.
10399 (eliminate_degenerate_phis): Likewise.
10400 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10402 2007-05-07 Jan Hubicka <jh@suse.cz>
10404 * gimplify.c (gimplify_expr): Do not crash when folding
10405 (void *)(int)&a + 4.
10407 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10410 * c-opts.c (lang_fortran): Make it non static.
10411 * c-common.h (lang_fortran): New prototype.
10412 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10413 -lang-fortran option was passed by the driver.
10415 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10417 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10418 of ASSERT_CHECKING. Tweak message.
10420 2007-05-06 Revital Eres <eres@il.ibm.com>
10423 * loop-unroll.c (insert_var_expansion_initialization):
10424 Initialize the expansions with -zero instead of +zero.
10426 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10428 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10429 into pic and non-pic versions. Mark r19 as used for
10430 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10431 for tgd_load, tld_load and tie_load .
10432 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10433 version of tgd_load, tld_load and tie_load depending on the
10436 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10437 Jakub Jelinek <jakub@redhat.com>
10439 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10440 (__do_global_dtors_aux): Use more paranoid loop to run
10441 destructors if HIDDEN_DTOR_LIST_END.
10442 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10444 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10446 * varasm.c (align_variable): Don't increase alignment for
10447 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10448 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10450 2007-05-04 Josh Conner <jconner@apple.com>
10452 * basic-block.h (cdi_direction): Assign values to all enumeration
10454 (dom_computed): Remove.
10455 (dom_info_state): New.
10456 (set_dom_info_availability): New.
10457 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10458 walk_data.dom_direction.
10459 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10460 instead of dom_computed[].
10461 (split_edge): Likewise.
10462 (create_basic_block): Likewise.
10463 (merge_blocks): Likewise.
10464 * ifcvt.c (find_if_header): Likewise.
10465 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10466 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10467 * tree-ssa.c (verify_ssa): Likewise.
10468 * tree-cfg.c (tree_verify_flow_info): Likewise.
10469 (remove_edge_and_dominated_blocks): Likewise.
10470 * dominance.c (dom_computed): Make static.
10471 (calc_dfs_tree_nonrec): Change third param to a bool.
10472 (calc_dfs_tree): Change second param to a bool.
10473 (calc_idioms): Change second param to a bool. Use
10474 dom_convert_dir_to_idx.
10475 (init_dom_info): Validate dir before using.
10476 (dom_convert_dir_to_idx): New.
10477 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10478 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10479 (free_dominance_info): Use dom_convert_dir_to_idx.
10480 (get_immediate_dominator): Likewise.
10481 (set_immediate_dominator): Likewise.
10482 (get_dominated_by): Likewise.
10483 (redirect_immediate_dominators): Likewise.
10484 (nearest_common_denominator): Likewise.
10485 (dominated_by_p): Likewise.
10486 (bb_dom_dfs_in): Likewise.
10487 (bb_dom_dfs_out): Likewise.
10488 (recount_dominator): Likewise.
10489 (iterate_fix_dominators): Likewise.
10490 (add_to_dominance_info): Likewise.
10491 (delete_from_dominance_info): Likewise.
10492 (first_dom_son): Likewise.
10493 (next_dom_son): Likewise.
10494 (dom_info_available_p): Likewise.
10495 (dom_info_state): New.
10496 (set_dom_info_availability): New.
10498 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10500 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10502 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10504 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10506 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10507 (subdi3, subdi_carry): Delete.
10509 2007-05-04 Jan Hubicka <jh@suse.cz>
10510 Richard Guenther <rguenther@suse.de>
10512 * opts.c (decode_options): Do not fiddle with inlining
10513 parameters in case of optimizing for size.
10514 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10515 for size do nothing.
10516 (cgraph_decide_inlining_of_small_function): When optimizing for
10517 size never inline functions increasing caller size.
10518 (cgraph_early_inlining): Inline for size when optimizing for size.
10520 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10522 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10523 logical operations piecewise.
10524 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10525 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10526 subdi_sesidi_di): Delete.
10527 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10528 the generated sequence. Allow three-reg add in constraints. Rewrite
10529 the rtl expression for carry to avoid zero_extend of a constant.
10530 (sub_with_carry): New pattern.
10531 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10532 different sequence not involving jumps.
10533 (notbi): Now a named pattern.
10535 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10537 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10538 Add the note about a significant loss of accuracy of some
10539 mathematical routines when these options are used.
10541 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10543 * haifa-sched.c (rtx_vec_t): New typedef.
10544 (contributes_to_priority_p): Extract piece of priority () into new
10546 (priority): Use the function. Add assertion.
10547 (rank_for_schedule, set_priorities): Add assertion to check that
10548 insn's priority is initialized.
10549 (clear_priorities, calc_priorities): Change signature. Make it update
10550 all relevant insns. Update all callers ('add_to_speculative_block ()'
10551 and 'create_block_check_twin ()').
10552 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10553 Add new field 'priority_status'.
10554 (INSN_PRIORITY_STATUS): New macro.
10555 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10557 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10559 * sched-ebb.c (debug_ebb_dependencies): New static function.
10560 (init_ready_list): Use it.
10562 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10563 with changed signature and 'debug_rgn_dependencies ()'.
10564 (debug_rgn_dependencies): New static function.
10565 (init_ready_list): Use it.
10567 * sched-int.h (debug_dependencies): Declare.
10569 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10571 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10573 2007-05-04 Dirk Mueller <dmueller@suse.de>
10575 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10577 2007-05-03 Jan Hubicka <jh@suse.cz>
10579 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10580 ((T1)X op (T1)Y), for pointer type in more cases than before.
10582 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10584 * tree-object-size.c (plus_expr_object_size): When operand size is
10585 unknown, return unknown.
10587 2007-05-03 Dirk Mueller <dmueller@suse.de>
10589 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10591 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10594 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10596 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10598 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10600 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10602 * config/soft-fp/double.h, config/soft-fp/extended.h,
10603 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10604 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10605 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10606 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10609 2007-05-03 Ian Lance Taylor <iant@google.com>
10611 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10612 MASK_PPC_GFXOPT for 8540 or 8548.
10614 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10616 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10617 vect_print_dump_info() to output debug information.
10619 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10622 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10623 operands of size 2 when operand is not MEM_P.
10625 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10627 PR tree-optimization/30565
10628 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10630 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10632 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10633 (umulsi3_highpart): Use them.
10634 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10635 for final accumulator to D regisster tranfser.
10637 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10639 PR tree-optimization/31699
10640 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10642 (vect_enhance_data_refs_alignment): Compute peel amount using
10643 TYPE_VECTOR_SUBPARTS instead of vf.
10644 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10646 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10649 * system.h: Remove inclusion of double-int.h
10650 * tree.h: Include double-int.h
10651 * gengtype.c: Likewise
10652 * cfgloop.h: Likewise
10653 * Makefile.in: Adjust dependencies on double-int.h
10655 2007-05-02 Eric Christopher <echristo@apple.com>
10657 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10658 -shared to -Zdynamiclib.
10660 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10663 * c-common.c (strip_pointer_or_array_types): New function.
10664 * c-common.h (strip_pointer_or_array_types): New function declaration.
10666 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10668 PR tree-optimization/31771
10669 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10671 2007-05-02 Paul Brook <paul@codesourcery.com>
10673 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10675 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10677 PR middle-end/29715
10678 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10681 2007-05-02 Nick Clifton <nickc@redhat.com>
10683 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10685 2007-05-02 Richard Guenther <rguenther@suse.de>
10687 PR tree-optimization/31146
10688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10689 argument, single_use_p. If we have a single use that is
10690 a conversion to the definition rhs type, propagate that rhs.
10691 (forward_propagate_addr_expr): Pass single_use_p argument
10692 to forward_propagate_addr_expr_1.
10694 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10696 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10699 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10701 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10702 'AMD Family 10 core'.
10704 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10706 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10707 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10708 with SSE3 instruction set support.
10709 * doc/invoke.texi: Likewise.
10711 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10713 * config/i386/i386.c (override_options): Tuning 32-byte loop
10714 alignment for amdfam10 architecture. Increasing the max loop
10715 alignment to 24 bytes.
10717 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10719 * config/m68k/constraints.md: New.
10720 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10721 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10722 EXTRA_CONSTRAINT): Remove.
10723 * config/m68k/m68k.md: Include constraints.md.
10724 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10726 2007-05-01 Ian Lance Taylor <iant@google.com>
10728 PR tree-optimization/31739
10729 * tree-vrp.c (vrp_val_is_max): New static function.
10730 (vrp_val_is_min): New static function.
10731 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10733 (set_value_range): Use vrp_val_is_{max,min}.
10734 (extract_range_from_assert): Likewise.
10735 (extract_range_from_binary_expr): Likewise.
10736 (extract_range_from_unary_expr): Likewise.
10737 (dump_value_range, vrp_meet): Likewise.
10738 (vrp_visit_phi_node): Likewise.
10739 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10741 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10743 * config/i386/gmon-sol2.c (size_t): New type.
10744 (intptr_t): Likewise.
10745 (s_textsize): Declare as size_t.
10747 (monstartup): Use size_t for sizes.
10748 (_mcount): Save and restore registers.
10749 (internal_mcount): Pass 0 as the first argument to monstartup
10751 (moncontrol): Convert pointer to appropriately sized integer
10752 before passing to profil.
10754 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10756 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10757 __NO_FPRS__, not just if _SOFT_DOUBLE.
10758 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10759 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10760 also for E500 double.
10761 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10762 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10765 2007-05-01 Richard Guenther <rguenther@suse.de>
10767 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10770 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10772 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10774 2007-05-01 Jan Hubicka <jh@suse.cz>
10776 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10779 2007-05-01 Jan Hubicka <jh@suse.cz>
10781 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10782 (maybe_fold_offset_to_reference): Declare.
10783 * fold-const.c (fold_unary): Do not fold
10784 (type *)&A into &A->field_of_type_and_offset_0
10785 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10786 size is unknown, give up.
10787 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10789 (maybe_fold_offset_to_reference): New.
10790 (maybe_fold_stmt_indirect): Use it.
10791 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10792 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10794 (gimplify_expr): Likewise for plus_expr.
10796 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10798 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10799 bsi_after_labels. Always insert statements before bsi.
10800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10801 * predict.c (apply_return_prediction): Check for empty blocks.
10802 * cfgexpand.c (lab_rtx_for_bb): New variable.
10803 (label_rtx_for_bb): Do not create new tree labels.
10804 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10805 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10806 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10808 (label_for_bb): Add field used.
10809 (update_eh_label, main_block_label): Mark the label used.
10810 (cleanup_dead_labels): Remove unused labels.
10812 2007-05-01 Richard Guenther <rguenther@suse.de>
10814 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10815 if it is not about to be set.
10816 (get_value_range): Do not pre-allocate equiv bitmap.
10817 (update_value_range): No need to clear equiv field.
10818 (add_equivalence): Change prototype to get bitmap pointer.
10819 Allocate bitmap here if it is not already.
10820 (extract_range_from_assert): Do not allocate bitmap here.
10821 Update callers to add_equivalence.
10822 (extract_range_from_ssa_name): Likewise.
10823 (get_vr_for_comparison): New static helper.
10824 (compare_name_with_value): Handle NULL equiv bitmap by
10825 peeling the first iteration of the comparison loop.
10826 Use get_vr_for_comparison.
10827 (compare_names): Handle NULL equiv bitmaps by using fake
10828 ones. Use get_vr_for_comparison.
10830 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10832 * double-int.c (mpz_set_double_int): Moved from
10833 tree-ssa-loop-niter.c.
10834 (mpz_get_double_int): Likewise; also, add option to wrap
10835 out-of-range integers.
10836 * double-int.h: New prototypes for above.
10837 * tree.c (get_static_type_bounds): Moved from
10838 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10839 TYPE_MAX_VALUE if they exist..
10840 * tree.h: New prototype for above.
10841 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10842 get_type_bounds calls.
10843 (mpz_set_double_int): Move to double-int.c.
10844 (get_type_bounds): Move to tree.c, rename to
10845 get_static_type_bounds.
10846 (mpz_to_double_int): Move to double-int.c, rename to
10847 mpz_get_double_int.
10849 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10851 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10852 DIV0 exception can fall through to a normal return.
10854 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10856 PR middle-end/22156
10857 Temporarily revert:
10858 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10859 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10860 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10861 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10862 initialize align to silence bogus warning.
10863 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10864 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10866 (struct sra_walk_fns): Remove use_all parameter from use.
10867 (sra_hash_tree): Handle BIT_FIELD_REFs.
10868 (sra_elt_hash): Don't hash bitfld blocks.
10869 (sra_elt_eq): Skip them in parent compares as well. Handle
10871 (sra_walk_expr): Don't maintain or pass down use_all_p.
10872 (scan_use): Remove use_all parameter.
10873 (scalarize_use): Likewise. Re-expand assignment to
10874 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10875 output, and re-scalarize after output. Don't mark anything
10877 (scalarize_ldst): Adjust.
10878 (scalarize_walk_gimple_modify_statement): Likewise.
10879 (build_element_name_1): Handle BIT_FIELD_REFs.
10880 (instantiate_element): Don't warn for any element whose parent
10881 is used as a whole.
10882 (instantiate_missing_elements_1): Return the sra_elt.
10883 (canon_type_for_field): New.
10884 (try_instantiate_multiple_fields): New.
10885 (instantiate_missing_elemnts): Use them.
10886 (mark_no_warning): Removed.
10887 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10888 (REPLDUP, sra_build_elt_assignment): New.
10889 (generate_copy_inout): Use them.
10890 (generate_element_copy): Likewise. Handle bitfld differences.
10891 (generate_element_zero): Don't recurse for blocks. Use
10892 sra_build_elt_assignment.
10893 (generate_one_element_int): Take elt instead of var. Use
10894 sra_build_elt_assignment.
10895 (generate_element_init_1): Adjust.
10896 (scalarize_use, scalarize_copy): Use REPLDUP.
10897 (scalarize_ldst): Move assert before dereference.
10898 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10900 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10903 * tree.c (reconstruct_complex_type): Reconstruct a reference
10905 Also use the same mode for the pointer as the old pointer type.
10907 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10909 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10912 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10914 PR rtl-optimization/31676
10915 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10916 (df_refs_record): Call it.
10918 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10920 * rtl.def (SS_ABS): New code.
10921 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10922 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10923 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10924 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10925 (bfin_init_builtins): Define them.
10926 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10927 (bfin_expand_builtin): ... and handle the others here.
10928 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10929 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10930 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10931 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10932 operand is only HImode.
10934 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10936 * regclass.c (scan_one_insn): Remove splitting of
10939 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10940 Nigel Stephens <nigel@mips.com>
10942 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10944 2007-04-28 Jan Hubicka <jh@suse.cz>
10946 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10947 insn_locators_alloc instead of insn_locators_initialize;
10948 call reset_block_changes.
10949 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10950 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10951 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10952 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10953 * config/score/score.c (th_output_mi_thunk): Likewise.
10954 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10955 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10956 tolerate uninitialized locator info.
10959 * function.c (init_function_start): Don't init line number info.
10960 (expand_function_end): Update.
10961 (reset_block_changes, record_block_change, finalize_block_changes,
10962 check_block_change, free_block_changes): Kill.
10963 * function.h (reset_block_changes, record_block_change,
10964 finalize_block_changes, check_block_change, free_block_changes):
10966 (struct function): Remove ib_boundaries_block.
10967 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10968 Use curr_insn_locator to initialize locator.
10969 (emit_line_note): Remove.
10970 * cfgexpand.c (expand_gimple_cond_expr): Update.
10971 (construct_exit_block): Likewise.
10972 (tree_expand_cfg): Initialize/finalize locators.
10973 * expr.c (expand_expr_real): Update.
10974 * cfglayout.c (line_locators_locs, line_locators_lines,
10975 file_locators_locs, file_locators_files): Remove.
10976 (set_block_levels): Move to cfgexpand.c.
10977 (insn_locators_initialize): Remove.
10978 (pass_insn_locators_initialize): Remove.
10979 (locations_locators_locs, locations_locators_vals): New static vars.
10980 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10982 (insn_locators_alloc, insn_locators_finalize,
10983 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10985 (locator_location): New.
10986 (locator_line, locator_file): Rewrite.
10987 * rtl.h (emit_line_note): Kill.
10988 (insn_locators_alloc, insn_locators_finalize,
10989 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10991 * tree-inline.c (initialize_cfun): Do not initialize
10992 ib_boundaries_block.
10993 * passes.c (pass_insn_locators_initialize): Remove.
10995 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10997 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10998 info. Update last_basic_block correctly.
11000 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11003 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11004 register itself to hold the offset constant. Tell flow the use
11005 of r4 and r5 when they are used.
11007 2007-04-27 Richard Guenther <rguenther@suse.de>
11009 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11010 if we simplified anything.
11011 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11012 warnings until we did a simplification and the stmt was not
11013 marked as TREE_NO_WARNING.
11015 2007-04-27 Mike Stump <mrs@apple.com>
11017 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11019 2007-04-27 Ian Lance Taylor <iant@google.com>
11021 PR middle-end/31710
11022 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11023 TYPE_MAX_VALUE exist, convert them to the new type.
11025 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11027 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11028 if it claims to be available.
11029 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11030 edge is redirected.
11031 (perform_tree_ssa_dce): Always free postdominators.
11033 2007-04-27 Richard Henderson <rth@redhat.com>
11035 * config/alpha/predicates.md (aligned_memory_operand): Mark
11036 as define_special_predicate.
11037 (unaligned_memory_operand, normal_memory_operand): Likewise.
11038 (reg_or_unaligned_mem_operand): Remove.
11039 (any_memory_operand): Match the documentation and check for
11040 non-renumbered pseudos during reload.
11041 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11042 alpha_secondary_reload_class, update to new interface, make static.
11043 Handle CQImode like HImode. Remove FP subreg check.
11044 (alpha_expand_mov): Use replace_equiv_address.
11045 (alpha_expand_mov_nobwx): Use any_memory_operand.
11046 (TARGET_SECONDARY_RELOAD): New.
11047 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11048 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11049 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11050 * config/alpha/alpha.md: ... here.
11051 (RELOAD12, reloadmode): New.
11053 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11054 Don't handle the aligned case here.
11055 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11056 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11057 reload_inhi_help. Don't expect a scratch register.
11058 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11060 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11062 2007-04-27 Richard Guenther <rguenther@suse.de>
11064 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11066 2007-04-27 Richard Guenther <rguenther@suse.de>
11068 PR tree-optimization/30965
11069 PR tree-optimization/30978
11070 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11071 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11072 (find_equivalent_equality_comparison): Likewise.
11073 (simplify_cond): Likewise.
11074 (get_prop_source_stmt): New helper.
11075 (get_prop_dest_stmt): Likewise.
11076 (can_propagate_from): Likewise.
11077 (remove_prop_source_from_use): Likewise.
11078 (combine_cond_expr_cond): Likewise.
11079 (forward_propagate_comparison): New function.
11080 (forward_propagate_into_cond): Rewrite to use fold for
11082 (tree_ssa_forward_propagate_single_use_vars): Call
11083 forward_propagate_comparison to propagate comparisons.
11085 2007-04-27 Richard Guenther <rguenther@suse.de>
11087 PR tree-optimization/31715
11088 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11089 sure to do computation on the offset in an appropriate
11092 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11094 * reload.h (elimination_target_reg_p): Declare.
11095 * reload.c (find_reloads): Don't apply the reg_rtx move
11096 optimization if the SET_DEST satisfies elimination_target_reg_p.
11097 * reload1.c (elimination_target_reg_p): New function.
11098 (gen_reload): In the move/add2 fallback, make sure that op0
11099 does not overlap the destination register.
11101 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11103 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11104 transform only GIMPLE_MODIFY_STMTs.
11105 * tree-complex.c (expand_complex_operations_1): Ditto.
11106 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11107 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11108 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11110 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11111 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11112 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11113 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11114 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11115 slpeel_add_loop_guard): Ditto.
11116 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11117 * lambda-code.c (perfect_nestify): Ditto.
11118 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11119 before the first statement.
11120 * tree-optimize.c (execute_free_datastructures): Fix comments.
11121 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11122 * tree-flow.h (disband_implicit_edges): Declaration removed.
11123 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11125 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11126 COND_EXPRs without gotos.
11127 (disband_implicit_edges, has_label_p): Removed.
11128 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11129 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11131 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11133 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11134 also for COND_EXPRs.
11135 * cfgexpand.c (label_rtx_for_bb): New function.
11136 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11137 Use label_rtx_for_bb to find the labels.
11138 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11139 last block. Detect fallthru edges.
11141 2007-04-26 Ian Lance Taylor <iant@google.com>
11144 * reload.c (find_reloads_subreg_address): If the address was valid
11145 in the original mode but not in the new mode, reload the whole
11148 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11150 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11151 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11152 (cleanup_control_expr_graph): Do not invalidate dominance info.
11153 Record altered blocks.
11154 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11155 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11156 cleanup_tree_cfg_bb): New functions.
11157 (remove_forwarder_block): Do not maintain the worklist of blocks.
11158 Record altered blocks.
11159 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11160 not over whole cfg.
11161 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11162 delete_unreachable_blocks if dominators are not available.
11163 * tree-inline.c (optimize_inline_calls): Free dominance information
11165 * tree-flow.h (remove_edge_and_dominated_blocks,
11166 cfgcleanup_altered_bbs): Altered.
11167 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11169 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11171 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11172 do not invalidate dominators.
11174 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11176 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11177 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11178 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11179 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11181 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11183 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11185 2007-04-26 Richard Guenther <rguenther@suse.de>
11187 PR tree-optimization/31703
11188 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11189 the right type for the target of the bittest.
11191 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11193 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11194 ix86_sol10_return_in_memory.
11196 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11198 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11201 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11204 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11206 PR tree-optimization/30558
11207 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11208 clear this_state.prev_try.
11210 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11211 Mark Mitchell <mark@codesourcery.com>
11213 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11214 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11215 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11217 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11220 * doc/invoke.texi (%:print-asm-header): Document.
11221 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11223 (static_spec_functions): Add print-asm-header.
11224 (main): Print a banner before the --target-help linker options.
11225 (print_asm_header_spec_function): New function.
11227 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11230 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11231 (movsf_ie): Likewise.
11233 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11235 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11237 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11239 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11240 exception for divide-by-zero.
11241 (__umodsi3, __modsi3): Likewise.
11243 2007-04-25 Dirk Mueller <dmueller@suse.de>
11245 * c-typeck.c (build_compound_expr): Annotate warning()
11246 call with OPT_Wunused_value.
11247 * tree-ssa.c (warn_uninit): Annotate warning with
11249 * c-common.c (handle_sentinel_attribute): Annotate warning
11250 call with OPT_Wattributes.
11252 2007-04-25 Thiemo Seufer <ths@mips.com>
11254 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11255 (mips16): Fix typo.
11256 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11257 on to the assembler. Improve handling of -mno-mips16. Add handling
11258 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11259 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11260 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11261 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11263 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11266 * config/i386/winnt.c (i386_pe_file_end): Strip only
11267 USER_LABEL_PREFIX when writing export name.
11269 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11271 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11272 sh/elf.h, vx-common.h and vxworks.h.
11273 * config/sh/sh.h: Include config/vxworks-dummy.h.
11274 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11275 (OVERRIDE_OPTIONS): Use it.
11276 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11277 (vxworks_picreg): New pattern.
11278 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11279 VXWORKS_OS_CPP_BUILTINS.
11280 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11281 to their VXWORKS_* equivalents.
11282 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11283 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11284 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11285 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11286 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11287 -mrtp/-fPIC multilibs.
11288 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11289 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11290 (MULTILIB_OSDIRNAMES): Delete.
11292 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11295 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11297 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11299 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11300 rounding mode to be specified by the caller.
11301 (real_to_mpfr) Likewise.
11302 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11303 include new arguments.
11304 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11306 2007-04-24 Ian Lance Taylor <iant@google.com>
11308 PR tree-optimization/31605
11309 * tree-vrp.c (set_value_range): Check that min and max are not
11310 both overflow infinities.
11311 (set_value_range_to_value): New static function.
11312 (extract_range_from_binary_expr): Call set_value_range_to_value.
11313 (extract_range_from_cond_expr): Likewise.
11314 (extract_range_from_expr): Likewise.
11315 (extract_range_from_unary_expr): Likewise. Don't create a range
11316 which overflows on both sides.
11317 (vrp_meet): Check for a useless range.
11318 (vrp_visit_phi_node): If we see a constant which looks like an
11319 overflow infinity, turn off the TREE_OVERFLOW flag.
11321 2007-04-24 Ian Lance Taylor <iant@google.com>
11323 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11325 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11327 PR diagnostic/25923
11328 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11329 diagnostic message is being built.
11330 * tree-pretty-print.c (dump_generic_node): Only write the
11331 formatted text into BUFFER's stream if we are not building a
11332 diagnostic message.
11333 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11335 * Makefile.in (toplev.o): Depend on tree-pass.h.
11337 2007-04-24 Ian Lance Taylor <iant@google.com>
11339 PR tree-optimization/31602
11340 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11341 conditionals in the copied loop header.
11342 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11343 warnings if TREE_NO_WARNING is set.
11344 * doc/invoke.texi (Warning Options): Clarify that
11345 -Wstrict-overflow does not warn about loops.
11347 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11349 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11350 expand on the comment about _Decimal128 arguments and check the
11351 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11352 that _Decimal128 argument uses even/odd register pair.
11353 (function_arg): Ditto.
11355 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11357 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11358 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11360 2007-04-24 Richard Guenther <rguenther@suse.de>
11361 Olga Golovanevsky <olga@il.ibm.com>
11363 * fold-const.c (multiple_of_p): Check for bottom
11366 2007-04-24 Richard Henderson <rth@redhat.com>
11368 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11369 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11370 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11371 looking for non-zero bits shifted out. Avoid a recursive call
11372 when constructing the scalar.
11373 (__floatundisf): Likewise.
11375 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11377 * dwarf2out.c (field_byte_offset): Move the existing logic
11378 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11379 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11381 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11384 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11385 length argument of 0 for memset.
11386 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11387 unsigned shift instead of the signed variant.
11389 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11391 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11392 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11393 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11394 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11395 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11396 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11397 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11398 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11399 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11400 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11401 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11402 "mul<mode>3", "div<mode>3"): Insn definitions added.
11403 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11404 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11405 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11406 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11407 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11408 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11409 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11410 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11411 TARGET_FLOAT_FORMAT): Macro definitions removed.
11412 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11413 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11414 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11415 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11416 (s390_gen_rtx_const_DI): Function removed.
11417 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11419 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11421 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11422 over an external ffs function.
11424 2007-04-24 Chao-ying Fu <fu@mips.com>
11425 Richard Sandiford <richard@nildram.co.uk>
11427 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11428 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11429 (smadd_widen_optab, umadd_widen_optab): Define.
11430 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11432 * genopinit.c (optabs): Fill in smadd_widen_optab and
11434 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11435 and umadd_widen_optab to implement multiply-add sequences.
11436 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11437 (<u>maddsidi4): ...this. Extend condition to include
11438 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11439 of operand 0 to "ka" and use the three-operand form of madd<u>
11441 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11443 * config/mips/constraints.md (ka): New register constraint.
11445 2007-04-24 Jan Hubicka <j@suse.cz>
11449 2007-04-23 Jan Hubicka <jh@suse.cz>
11450 * function.c (init_function_start): Don't init line number info.
11451 (expand_function_end): Update.
11452 (reset_block_changes, record_block_change, finalize_block_changes,
11453 check_block_change, free_block_changes): Kill.
11454 * function.h (reset_block_changes, record_block_change,
11455 finalize_block_changes, check_block_change, free_block_changes):
11457 (struct function): Remove ib_boundaries_block.
11458 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11459 Use curr_insn_locator to initialize locator.
11460 (emit_line_note): Remove.
11461 * cfgexpand.c (expand_gimple_cond_expr): Update.
11462 (construct_exit_block): Likewise.
11463 (tree_expand_cfg): Initialize/finalize locators.
11464 * expr.c (expand_expr_real): Update.
11465 * cfglayout.c (line_locators_locs, line_locators_lines,
11466 file_locators_locs, file_locators_files): Remove.
11467 (set_block_levels): Move to cfgexpand.c.
11468 (insn_locators_initialize): Remove.
11469 (pass_insn_locators_initialize): Remove.
11470 (locations_locators_locs, locations_locators_vals): New static vars.
11471 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11473 (insn_locators_alloc, insn_locators_finalize,
11474 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11476 (locator_location): New.
11477 (locator_line, locator_file): Rewrite.
11478 * rtl.h (emit_line_note): Kill.
11479 (insn_locators_alloc, insn_locators_finalize,
11480 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11482 * tree-inline.c (initialize_cfun): Do not initialize
11483 ib_boundaries_block.
11484 * passes.c (pass_insn_locators_initialize): Remove.
11486 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11488 * doc/invoke.texi: Removed leading '-' from option index entries.
11490 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11492 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11494 (create_phi_node): Use set_phi_nodes.
11495 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11496 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11497 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11498 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11499 (bsi_start, bsi_last): Use bb_stmt_list.
11500 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11501 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11502 Traverse the statements using tsi iterator.
11503 * basic-block.h (struct basic_block_def): Fields stmt_list
11504 and phi_nodes moved to ...
11505 (struct tree_bb_info): ... new structure.
11506 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11507 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11508 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11509 (tree_verify_flow_info): Verify that il.tree is not set for
11510 entry and exit block.
11511 (tree_split_block): Use set_bb_stmt_list.
11513 2007-04-23 Mike Stump <mrs@apple.com>
11515 * config/i386/i386.c (ix86_tune_features
11516 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11519 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11521 * config/i386/i386.md (prefix_extra): New attribute.
11522 (length): Add prefix_extra.
11524 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11525 (sse2_movntv2di): Likewise.
11526 (sse2_cvtps2dq): Likewise.
11527 (sse2_cvtpd2pi): Likewise.
11528 (sse2_cvttpd2pi): Likewise.
11529 (*sse2_cvtpd2ps): Likewise.
11530 (*add<mode>3): Likewise.
11531 (sse2_ssadd<mode>3): Likewise.
11532 (sse2_usadd<mode>3): Likewise.
11533 (*sub<mode>3): Likewise.
11534 (sse2_sssub<mode>3): Likewise.
11535 (sse2_ussub<mode>3): Likewise.
11536 (*mulv8hi3): Likewise.
11537 (*smulv8hi3_highpart): Likewise.
11538 (*umulv8hi3_highpart): Likewise.
11539 (sse2_umulv2siv2di3): Likewise.
11540 (sse2_pmaddwd): Likewise.
11541 (ashr<mode>3): Likewise.
11542 (lshr<mode>3): Likewise.
11543 (ashl<mode>3): Likewise.
11544 (sse2_ashlti3): Likewise.
11545 (sse2_lshrti3): Likewise.
11546 (*umaxv16qi3): Likewise.
11547 (*smaxv8hi3): Likewise.
11548 (*uminv16qi3): Likewise.
11549 (*sminv8hi3): Likewise.
11550 (sse2_eq<mode>3): Likewise.
11551 (sse2_gt<mode>3): Likewise.
11552 (*and<mode>3): Likewise.
11553 (sse2_nand<mode>3): Likewise.
11554 (*ior<mode>3): Likewise.
11555 (*xor<mode>3): Likewise.
11556 (sse2_packsswb): Likewise.
11557 (sse2_packssdw): Likewise.
11558 (sse2_packuswb): Likewise.
11559 (sse2_punpckhbw): Likewise.
11560 (sse2_punpcklbw): Likewise.
11561 (sse2_punpckhwd): Likewise.
11562 (sse2_punpcklwd): Likewise.
11563 (sse2_punpckhdq): Likewise.
11564 (sse2_punpckldq): Likewise.
11565 (sse2_punpckhqdq): Likewise.
11566 (sse2_punpcklqdq): Likewise.
11567 (*sse2_pinsrw): Likewise.
11568 (*sse2_pextrw): Likewise.
11569 (sse2_pshufd_1): Likewise.
11570 (sse2_uavgv16qi3): Likewise.
11571 (sse2_uavgv8hi3): Likewise.
11572 (sse2_psadbw): Likewise.
11573 (sse2_pmovmskb): Likewise.
11574 (*sse2_maskmovdqu): Likewise.
11575 (*sse2_maskmovdqu_rex64): Likewise.
11576 (sse4a_extrqi): Likewise.
11577 (sse4a_extrq): Likewise.
11578 (sse3_lddqu): Set prefix_rep.
11579 (sse3_addsubv4sf3): Likewise.
11580 (sse3_haddv4sf3): Likewise.
11581 (sse3_hsubv4sf3): Likewise.
11582 (sse_cvtss2si): Likewise.
11583 (sse_cvtss2si_2): Likewise.
11584 (sse_cvtss2siq): Likewise.
11585 (sse_cvtss2siq_2): Likewise.
11586 (sse_cvttss2si): Likewise.
11587 (sse_cvttss2siq): Likewise.
11588 (sse2_cvttps2dq): Likewise.
11589 (sse3_movshdup): Likewise.
11590 (sse3_movsldup): Likewise.
11591 (sse2_cvtsd2si): Likewise.
11592 (sse2_cvtsd2si_2): Likewise.
11593 (sse2_cvtsd2siq): Likewise.
11594 (sse2_cvtsd2siq_2): Likewise.
11595 (sse2_cvttsd2si): Likewise.
11596 (sse2_cvttsd2siq): Likewise.
11597 (*sse2_cvtpd2dq): Likewise.
11598 (*sse2_cvttpd2dq): Likewise.
11599 (sse2_pshuflw_1): Likewise.
11600 (sse2_pshufhw_1): Likewise.
11601 (sse4a_insertqi): Likewise.
11602 (sse4a_insertq): Likewise.
11603 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11604 (ssse3_phadddv4si3): Likewise.
11605 (ssse3_phaddswv8hi3): Likewise.
11606 (ssse3_phsubwv8hi3): Likewise.
11607 (ssse3_phsubdv4si3): Likewise.
11608 (ssse3_phsubswv8hi3): Likewise.
11609 (ssse3_pmaddubswv8hi3): Likewise.
11610 (ssse3_pmulhrswv8hi3): Likewise.
11611 (ssse3_pshufbv16qi3): Likewise.
11612 (ssse3_psign<mode>3): Likewise.
11613 (ssse3_palignrti): Likewise.
11614 (abs<mode>2): Likewise.
11615 (ssse3_phaddwv4hi3): Set prefix_extra.
11616 (ssse3_phadddv2si3): Likewise.
11617 (ssse3_phaddswv4hi3): Likewise.
11618 (ssse3_phsubwv4hi3): Likewise.
11619 (ssse3_phsubdv2si3): Likewise.
11620 (ssse3_phsubswv4hi3): Likewise.
11621 (ssse3_pmaddubswv4hi3): Likewise.
11622 (ssse3_pmulhrswv4hi3): Likewise.
11623 (ssse3_pshufbv8qi3): Likewise.
11624 (ssse3_psign<mode>3): Likewise.
11625 (ssse3_palignrdi): Likewise.
11626 (abs<mode>2): Likewise.
11627 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11628 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11629 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11631 2007-04-23 Nick Clifton <nickc@redhat.com>
11633 * params.def: Fix formatting of emacs local variables.
11635 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11637 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11638 move if inter-unit move isn't allowed.
11639 Don't split moving the first element of V2DI to DI to inter-unit
11640 move if inter-unit move isn't allowed.
11642 2007-04-23 Richard Guenther <rguenther@suse.de>
11644 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11645 and CDI_POST_DOMINATORS separately.
11647 2007-04-23 Nick Clifton <nickc@redhat.com>
11649 * c.opt (Wformat-contains-nul): Add warning attribute.
11651 2007-04-23 Jan Hubicka <jh@suse.cz>
11653 * function.c (init_function_start): Don't init line number info.
11654 (expand_function_end): Update.
11655 (reset_block_changes, record_block_change, finalize_block_changes,
11656 check_block_change, free_block_changes): Kill.
11657 * function.h (reset_block_changes, record_block_change,
11658 finalize_block_changes, check_block_change, free_block_changes):
11660 (struct function): Remove ib_boundaries_block.
11661 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11662 Use curr_insn_locator to initialize locator.
11663 (emit_line_note): Remove.
11664 * cfgexpand.c (expand_gimple_cond_expr): Update.
11665 (construct_exit_block): Likewise.
11666 (tree_expand_cfg): Initialize/finalize locators.
11667 * expr.c (expand_expr_real): Update.
11668 * cfglayout.c (line_locators_locs, line_locators_lines,
11669 file_locators_locs, file_locators_files): Remove.
11670 (set_block_levels): Move to cfgexpand.c.
11671 (insn_locators_initialize): Remove.
11672 (pass_insn_locators_initialize): Remove.
11673 (locations_locators_locs, locations_locators_vals): New static vars.
11674 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11676 (insn_locators_alloc, insn_locators_finalize,
11677 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11679 (locator_location): New.
11680 (locator_line, locator_file): Rewrite.
11681 * rtl.h (emit_line_note): Kill.
11682 (insn_locators_alloc, insn_locators_finalize,
11683 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11685 * tree-inline.c (initialize_cfun): Do not initialize
11686 ib_boundaries_block.
11687 * passes.c (pass_insn_locators_initialize): Remove.
11689 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11691 PR middle-end/31448
11692 * expr.c (reduce_to_bit_field_precision): Handle
11695 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11697 PR tree-optimization/24659
11698 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11699 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11700 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11701 * genopinit.c (optabs): Rename vec_pack_mod_optab
11702 to vec_pack_trunc_optab.
11703 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11704 early for scalar floating point operands for NOP_EXPR.
11705 (vectorizable_type_promotion): Ditto.
11706 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11707 vec_pack_trunc_optab.
11708 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11710 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11711 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11712 Rename from VEC_PACK_MOD_EXPR.
11713 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11714 * expr.c (expand_expr_real_1): Ditto.
11715 * tree-inline.c (estimate_num_insns_1): Ditto.
11716 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11718 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11719 (vec_unpacks_lo_v4sf): Ditto.
11720 (vec_pack_trunc_v2df): Ditto.
11721 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11722 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11723 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11725 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11727 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11729 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11730 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11731 packing of floating point operands.
11732 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11733 represent unpacking of floating point operands.
11734 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11735 [vec_unpacks_hi]: Ditto.
11736 [vec_unpacks_lo]: Ditto.
11738 2007-04-22 Jan Hubicka <jh@suse.cz>
11740 * final.c (rest_of_handle_final): Call
11741 targetm.asm_out.constructor/targetm.asm_out.destructor
11742 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11743 proper priority via decl_*_priority_insert.
11744 * c-common.c (c_expand_body): Likewise.
11746 2007-04-22 Richard Guenther <rguenther@suse.de>
11748 PR tree-optimization/29789
11749 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11750 (rewrite_reciprocal): New helper split out from
11751 determine_invariantness_stmt.
11752 (rewrite_bittest): Likewise.
11753 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11754 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11757 2007-04-22 Revital Eres <eres@il.ibm.com>
11759 * loop-unroll.c (var_to_expand): New field to support also
11760 insns of the form x = something + x.
11761 (analyze_insn_to_expand_var): Use it.
11762 (expand_var_during_unrolling): Likewise.
11764 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11766 * predict.c: Include pointer-set.h.
11767 (bb_predictions): New variable.
11768 (tree_predicted_by_p, tree_predict_edge,
11769 remove_predictions_associated_with_edge): Use bb_predictions map
11770 instead of bb->predictions.
11771 (clear_bb_predictions, assert_is_empty): New functions.
11772 (combine_predictions_for_bb): Use bb_predictions map. Call
11773 clear_bb_predictions.
11774 (tree_estimate_probability): Create and free bb_predictions map.
11775 * Makefile.in (predict.o): Add pointer-set.h dependency.
11776 * basic-block.h (struct basic_block_def): Remove predictions
11778 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11780 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11783 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11786 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11788 * timevar.c (timevar_print): Change reference of --disable-checking to
11789 --enable-checking=release. Also warn if assert checking is disabled.
11791 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11794 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11795 decl as addressable if the compound literal was marked as
11797 Mark the decl as a gimple register if it is a complex or
11798 vector decl and does not live in memory.
11800 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11802 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11803 (GENERIC_NEXT): New function macro.
11804 (PHI_CHAIN): Use phi_node's new chain variable.
11805 (tree_phi_node): Change tree_common to tree_base
11806 and add the chain field.
11807 * tree-phinodes.c (make_phi_node): Don't set
11808 TREE_TYPE on the new node.
11809 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11810 instead of checking GIMPLE_TUPLE_P in chain_next.
11811 * tree-vect-transform.c
11812 (get_initial_def_for_induction): Look at
11813 PHI_RESULT_TREE for the type of the phi node.
11814 (update_vuses_to_preheader): Use PHI_CHAIN
11815 instead of TREE_CHAIN on the phi node.
11816 * tree-ssa-structalias.c (compute_points_to_sets):
11818 (ipa_pta_execute): Likewise.
11820 2007-04-21 Richard Guenther <rguenther@suse.de>
11822 PR middle-end/31136
11823 * fold-const.c (fold_unary): Call fold_convert_const on the
11826 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11828 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11829 (store_killed_in_pat): New.
11831 2007-04-20 Richard Henderson <rth@redhat.com>
11834 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11835 TREE_LIST with a void_type_node value, not void_list_node exactly.
11837 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11839 * doc/standards.texi: Re-arrange into language-specific
11840 subsections. Add a C++ section, documenting which standards we
11843 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11845 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11846 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11848 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11850 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11851 ecrti.o and crtbegin.o.
11852 (LIB_DEFAULT_SPEC): Include -lc.
11853 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11855 2007-04-20 Richard Henderson <rth@redhat.com>
11858 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11859 argument; update all callers.
11860 (get_unaligned_offset): New.
11861 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11862 get_unaligned_address, just pass on the address directly.
11863 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11864 the subreg in the helper patterns.
11865 (unaligned_extendqidi_le): Use get_unaligned_offset.
11866 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11867 (unaligned_extendhidi_be): Likewise.
11868 (unaligned_extendhidi): Tidy.
11869 * config/alpha/alpha-protos.h: Update.
11871 2007-04-20 Richard Henderson <rth@redhat.com>
11873 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11874 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11875 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11876 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11877 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11878 (CPP_SPEC): Don't include %(cpp_subtarget).
11879 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11880 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11881 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11883 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11885 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11886 for __builtin_ia32_cmpordss.
11888 PR tree-optimization/31632
11889 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11890 and arg1 for optimizations of comparison against min/max values.
11891 Fold arg0 to arg1's type for optimizations of comparison against
11892 min+1 and max-1 values.
11894 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11896 * reload.c (combine_reloads): When trying to use a dying register,
11897 check whether it's uninitialized and don't use if so.
11899 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11901 * fold-const.c: Remove prototypes for native_encode_expr and
11902 native_interpret_expr.
11903 (native_encode_expr): Make non-static.
11904 (native_interpret_expr): Likewise.
11905 * tree.h: Add prototypes for the above.
11907 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11909 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11910 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11911 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11912 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11913 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11914 Add length attributes.
11916 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11918 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11921 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11922 __STDC_WANT_DEC_FP__.
11924 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11926 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11927 for long double compatibility.
11928 * configure: Regenerate.
11930 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11932 PR rtl-optimization/29841
11933 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11935 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11936 that may cause control flow transfer from being moved.
11938 2007-04-18 Jan Hubicka <jh@suse.cz>
11940 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11943 2007-04-18 Eric Christopher <echristo@apple.com>
11945 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11946 only. Update operands.
11947 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11948 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11949 link register to pic register.
11951 2007-04-18 Dirk Mueller <dmueller@suse.de>
11953 PR diagnostic/31227
11954 * tree-vrp.c (search_for_addr_array): New.
11955 (check_array_bounds): Suppress warning about
11956 address taken of array refs if its not de-referenced.
11958 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11960 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11961 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11963 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11964 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11965 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11967 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11969 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11971 (vect_analyze_scalar_cycles): Fix indentation.
11972 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11973 (vect_mark_relevant): Include phis in relevance analysis.
11975 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11977 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11979 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11980 output_operand_lossage().
11982 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11984 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11985 the unused code for reduction without adjust-in-epilog to simplify the
11988 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11990 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11991 (S390_TDC_NEGATIVE_ZERO): New constant.
11992 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11993 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11994 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11995 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11996 (S390_TDC_POSITIVE_INFINITY): New constant.
11997 (S390_TDC_NEGATIVE_INFINITY): New constant.
11998 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11999 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12000 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12001 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12002 (S390_TDC_INFINITY): New constant.
12003 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12004 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12005 optimization for UNSPEC_CCZ_TO_INT.
12006 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12007 ("*ccz_to_int"): New insn.
12008 ("isinf<mode>2"): New insn.
12009 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12010 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12011 (UNSPEC_CCZ_TO_INT): New constant.
12013 2007-04-18 Richard Guenther <rguenther@suse.de>
12015 PR tree-optimization/19431
12016 PR tree-optimization/21463
12017 * tree-pass.h (pass_phiprop): Declare.
12018 * passes.c (init_optimization_passes): New phiprop pass.
12019 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12020 (phivn_valid_p): New helper function.
12021 (phiprop_insert_phi): Likewise.
12022 (propagate_with_phi): Likewise.
12023 (tree_ssa_phiprop): New propagator propagating loads
12024 through phi nodes if profitable.
12026 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12028 * tree-vect-analyze.c (process_use): New function.
12029 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12030 Check phis in all bbs.
12031 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12034 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12036 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12039 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12042 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12045 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12047 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12049 (sse_vmmulv4sf3): Likewise.
12050 (sse2_vmaddv2df3): Likewise.
12051 (sse2_vmmulv2df3): Likewise.
12053 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12055 PR rtl-optimization/31360
12056 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12057 (target_reg_cost): New.
12058 (init_set_costs): Initialize target_reg_cost. Add comments
12059 regarding the rationale of the costs.
12060 (global_cost_for_size): Renamed to...
12061 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12062 of register pressure.
12063 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12064 estimate_reg_pressure_cost. Add number of ivs.
12065 (determine_set_costs): Dump target_reg_cost.
12066 * loop-invariant.c (gain_for_invariant): Use
12067 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12068 (best_gain_for_invariant, find_invariants_to_move): Remove
12070 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12071 (target_reg_cost): Declare.
12072 (global_cost_for_size): Declaration removed.
12073 (estimate_reg_pressure_cost): Declare.
12075 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12077 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12078 regnos into even/odd register pairs.
12079 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12080 TDmode similar to the other floating point modes.
12081 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12082 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12084 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12085 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12086 (movdd_hardfloat64): Use TARGET_MFPGPR.
12088 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12090 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12093 2005-01-05 Richard Henderson <rth@redhat.com>
12095 * reload1.c (do_input_reload): Restrict the optimization deleteing
12096 a previous output reload to RELOAD_FOR_INPUT.
12098 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12100 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12101 induc_vec_info_type.
12102 (vectorizable_induction): New function declaration.
12103 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12104 check if already vectorized. Find first place in BB where new stmts
12105 can be inserted. Takes only one argument.
12106 (vectorizable_induction): New function.
12107 (vect_transform_stmt): Add case for induc_vec_info_type to call
12108 vectorizable_induction.
12109 (vect_transform_loop): Consider phis for vectorization.
12110 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12112 (analyze_operations): Call vectorizable_induction when analyzing phis.
12114 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12115 (vect_mark_relevant): Include phis in relevance analysis.
12116 (vect_mark_stmts_to_be_vectorize): Likewise.
12117 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12119 2007-04-16 Lawrence Crowl <crowl@google.com>
12121 * doc/invoke.texi (Debugging Options): Add documentation for the
12122 -femit-struct-debug options -femit-struct-debug-baseonly,
12123 -femit-struct-debug-reduced, and
12124 -femit-struct-debug-detailed[=...].
12126 * c-opts.c (c_common_handle_option): Add
12127 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12128 and OPT_femit_struct_debug_detailed_.
12129 * c.opt: Add specifications for
12130 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12131 and -femit-struct-debug-detailed[=...].
12132 * opts.c (set_struct_debug_option): Parse the
12133 -femit-struct-debug-... options.
12134 * opts.c (matches_main_base, main_input_basename,
12135 main_input_baselength, base_of_path, matches_main_base): Add
12136 variables and functions to compare header base name to compilation
12138 * opts.c (should_emit_struct_debug): Add to determine to emit a
12139 structure based on the option.
12140 (dump_struct_debug) Also disabled function to debug this
12142 * opts.c (handle_options): Save the base name of the
12145 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12146 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12147 This hook indicates if a type is generic. Set it by default
12148 to "never generic".
12149 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12150 to determine if a struct type is generic or not.
12151 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12152 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12153 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12154 with live C++ hook.
12156 * flags.h (enum debug_info_usage): Add an enumeration to describe
12157 a program's use of a structure type.
12158 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12159 to indicate the program's usage of the type. Filter structs based
12160 on the -femit-struct-debug-... specification.
12161 (gen_type_die): Split into two routines, gen_type_die and
12162 gen_type_die_with_usage. gen_type_die is now a wrapper
12163 that assumes direct usage.
12164 (gen_type_die_with_usage): Replace calls to gen_type_die
12165 with gen_type_die_with_usage adding the program usage of
12166 the referenced type.
12167 (dwarf2out_imported_module_or_decl): Suppress struct debug
12168 information using should_emit_struct_debug when appropriate.
12170 2007-04-16 Ian Lance Taylor <iant@google.com>
12172 PR tree-optimization/31522
12173 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12174 (vrp_initialize): Allocate vr_phi_edge_counts.
12175 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12176 executable edge. Drop test for all constants.
12177 (vrp_finalize): Free vrp_phi_edge_counts.
12179 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12180 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12182 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12183 predecessors at head rather than tail.
12185 2007-04-16 Matthias Klose <doko@debian.org>
12187 * config/alpha/linux.h (CPP_SPEC): Define.
12188 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12190 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12192 * function.h: Remove sequence_stack extern declaration.
12194 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12196 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12198 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12201 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12203 * config/avr/avr.c (avr_arch_types): Rearranging array.
12204 (enum avr_arch): Add.
12205 (avr_mcu_types): Use avr_arch enumeration constants instead of
12207 * config/avr/avr.h (LINK_SPEC): Simplify.
12209 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12211 * config/m68k/m68k.c (m68k_libcall_value,
12212 m68k_function_value): Use macros for register names more.
12214 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12216 (M68K_REGNAME): Use A6_REG.
12217 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12219 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12221 PR middle-end/28071
12222 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12223 'pending_read_list_length' and 'pending_write_list_length'. Update
12225 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12226 to handle two length counters instead of one. Update all uses.
12227 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12228 two length counters instead of one.
12229 * sched-rgn.c (propagate_deps): Update to handle two length counters
12232 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12235 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12236 copy of source, pass it to ix86_expand_vector_set and return
12239 2007-04-16 David Ung <davidu@mips.com>
12240 Joseph Myers <joseph@codesourcery.com>
12242 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12243 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12244 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12245 Add 74K processor information.
12246 * config/mips/mips.md: Include 74k.md.
12247 (cpu): Add 74kc,74kf,74kx.
12248 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12249 * config/mips/74k.md: New.
12250 * doc/invoke.texi (MIPS Options): Document 74K support.
12252 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12254 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12255 vectorizable_* functions.
12256 * tree-vect-transform.c (vectorizable_call): Add check for
12257 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12258 (vectorizable_store): likewise.
12259 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12261 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12262 (vectorizable_type_promotion, vectorizable_load): Likewise.
12263 (vectorizable_live_operation, vectorizable_condition): Likewise.
12264 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12266 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12268 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12270 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12271 register numbers more.
12272 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12273 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12274 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12275 FUNCTION_VALUE_REGNO_P): Likewise.
12276 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12277 STATIC_CHAIN_REGNUM): Likewise.
12278 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12279 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12280 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12281 * config/m68k/m68k.md (FP_REG): New.
12283 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12285 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12288 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12290 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12291 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12294 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12296 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12299 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12302 * c-decl.c (finish_decl): Grab the type of the decl after the call
12303 to store_init_value.
12305 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12307 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12309 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12312 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12313 dominators, post dominators and cleanup cfg before returning.
12315 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12317 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12318 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12320 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12322 * config.gcc: Recognize fido.
12323 * config/m68k/m68k-devices.def (fidoa): New.
12324 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12326 (FL_FIDOA, TARGET_FIDOA): New.
12327 * config/m68k/m68k.opt (mfidoa): New.
12329 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12331 PR middle-end/31322
12332 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12333 when a personality function is used.
12335 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12337 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12339 2007-04-13 Mike Stump <mrs@apple.com>
12341 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12343 * config/darwin.opt (fapple-kext): Make C++ only.
12344 * config/darwin.c (darwin_override_options): Remove code to ensure
12345 -fapple-kext is given for C++ only.
12347 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12349 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12350 * config/mips/mips.c (override_options): Call
12351 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12353 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12355 * config/i386/i386.opt (msvr3-shlib): Removed.
12357 * doc/invoke.texi: Remove -msvr3-shlib.
12359 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12361 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12362 with "popcnt" instruction.
12364 2007-04-13 Richard Guenther <rguenther@suse.de>
12366 PR tree-optimization/21258
12367 * tree-vrp.c (compare_case_labels): New helper.
12368 (find_switch_asserts): New function.
12369 (find_assert_locations): Call it for SWITCH_EXPRs.
12371 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12373 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12374 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12375 check is now implied in X87_FLOAT_MODE_P.
12376 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12377 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12378 (fix_trunc<mode>_i386_fisttp): Ditto.
12379 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12380 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12381 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12382 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12383 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12384 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12385 (unnamed_splitters): Ditto.
12386 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12387 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12388 FIRST_SSE_REG for local functions when SSE math is enabled or
12389 for functions with sseregparm attribute.
12390 (standard_80387_constant_p): Return -1 if mode is not
12392 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12393 (ix86_expand_compare): Ditto.
12394 (ix86_expand_carry_flag_compare): Ditto.
12395 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12396 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12397 DECIMAL_FLOAT_MODE_P.
12398 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12399 of SCALAR_FLOAT_MODE_P.
12400 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12401 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12402 checks before FLOAT_MODE_P.
12403 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12404 before FLOAT_MODE_P.
12409 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12411 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12412 Charles Wilson <libtool@cwilson.fastmail.fm>
12414 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12415 (libgcc.mvars): Don't depend on them.
12416 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12417 * exec-tool.in: New.
12419 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12421 * doc/invoke.text (--help): Document --help=common.
12423 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12425 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12427 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12429 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12430 * genemit.c (main): Emit #include "integrate.h".
12431 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12432 (LOADGP_RTP): New mips_loadgp_style.
12433 * config/mips/mips.h: Include config/vxworks-dummy.h.
12434 (TARGET_RTP_PIC): New macro.
12435 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12436 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12437 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12438 for TARGET_RTP_PIC.
12439 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12440 -mvxworks-pic when using -mrtp and a PIC option.
12441 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12443 (mips_symbolic_constant_p, mips_symbolic_address_p)
12444 (mips_symbol_insns): Handle SYMBOL_HALF.
12445 (override_options): Warn about -G and -mrtp being used together.
12446 Initialize mips_lo_relocs[SYMBOL_HALF].
12447 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12448 (mips_emit_loadgp): Handle LOADGP_RTP.
12449 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12450 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12451 (tablejump): Handle function-relative case table entries if
12453 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12455 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12457 * config/mips/mips.md (load_call<mode>): Allow any general register.
12459 (sibcall_value_internal, sibcall_value_multiple_internal)
12460 (call_value_internal, call_value_split, call_value_multiple_internal)
12461 (call_value_multiple_split): Remove constraints from operand 0.
12463 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12465 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12466 rather than loadgp_noshared.
12467 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12468 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12470 * config/mips/mips.md (loadgp): Rename to...
12471 (loadgp_newabi): ...this.
12472 (loadgp_noshared): Rename to...
12473 (loadgp_absolute): ...this.
12475 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12477 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12478 false for locally-binding symbols.
12479 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12481 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12483 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12484 (SYMBOL_GOT_PAGE_OFST): ...this.
12485 (SYMBOL_GOT_GLOBAL): Rename to...
12486 (SYMBOL_GOT_DISP): ...this.
12487 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12488 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12489 * config/mips/mips.c (mips_global_symbol_p): New function.
12490 (mips_symbol_binds_local_p): Likewise.
12491 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12492 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12493 mips_global_symbol_p and mips_symbol_binds_local_p.
12494 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12495 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12496 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12497 SYMBOL_GOTOFF_DISP.
12498 (mips_ok_for_lazy_binding_p): New function.
12499 (mips_load_call_address, mips_expand_call): Use it.
12500 (mips_dangerous_for_la25_p): Likewise.
12501 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12502 (*got_disp<mode>): Use got_disp_operand instead of
12503 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12504 SYMBOL_GOTOFF_GLOBAL.
12505 (*got_page<mode>): Use got_page_ofst_operand instead of
12507 * config/mips/predicates.md (const_call_insn_operand): Use
12508 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12509 (global_got_operand): Rename to...
12510 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12512 (local_got_operand): Rename to...
12513 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12514 of SYMBOL_GOT_LOCAL.
12516 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12518 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12519 TARGET_CALL_CLOBBERED_GP.
12520 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12521 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12522 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12523 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12524 of TARGET_ABICALLS && !TARGET_NEWABI.
12525 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12526 * config/mips/mips.c (mips_load_call_address): Check
12527 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12528 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12529 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12530 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12531 TARGET_ABICALLS && TARGET_NEWABI.
12532 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12534 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12535 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12536 TARGET_ABICALLS && TARGET_NEWABI.
12537 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12538 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12539 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12540 whether indirect calls must use $25.
12541 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12543 * config/mips/mips.md (jal_macro): Check flag_pic and
12544 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12545 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12546 instead of TARGET_ABICALLS.
12547 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12548 TARGET_ABICALLS && TARGET_OLDABI.
12549 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12550 (sibcall): In the comment above the define_insn, mention
12551 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12552 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12553 instead of TARGET_ABICALLS.
12555 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12557 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12558 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12559 (MACFLAGS_MATCH_P): New macro.
12560 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12561 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12562 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12563 the other MACFLAG constants.
12564 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12565 (flag_machi): Tighten constraints. Renumber some of the operands.
12566 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12568 (flag_machi_parts_acconly): New pattern.
12569 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12571 (flag_macinit1hi): Tighten constraints.
12572 (flag_mul_macv2hi_parts_acconly): New pattern.
12574 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12575 Use a more efficient implementation.
12576 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12577 inline sequences when not optimizing for size.
12579 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12580 movhi_high2low): Delete, merge functionality into...
12581 (packv2hi): ... this pattern.
12583 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12584 * config/bfin/bfin.opt (msim): New option.
12585 (mcpu=): New option.
12586 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12587 (bfin_cpu_t): Typedef of enum bfin_cpu.
12588 (bfin_cpu_type): New declaration.
12589 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12590 -msim and -mcpu= options.
12591 (LIB_SPEC): Likewise.
12592 * config/bfin/bfin.c (bfin_cpu_type): Define.
12593 (bfin_handle_option): Handle -mcpu= option.
12594 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12595 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12596 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12598 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12600 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12601 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12602 (powerpc-wrs-vxworksae): Use ${tm_file}.
12603 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12604 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12605 * config/i386/vx-common.h: New file.
12607 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12609 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12612 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12614 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12617 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12621 * c-common.c (c_build_qualified_type): Set canonical type
12624 2007-04-12 Richard Guenther <rguenther@suse.de>
12626 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12627 lower bound and element size if lower bound is not zero
12628 or either of the ARRAY_REF operands is set.
12630 2007-04-12 Richard Guenther <rguenther@suse.de>
12632 PR tree-optimization/24689
12633 PR tree-optimization/31307
12634 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12636 * gimplify.c (canonicalize_addr_expr): To be consistent with
12637 gimplify_compound_lval only set operands two and three of
12638 ARRAY_REFs if they are not gimple_min_invariant. This makes
12639 it never at this place.
12640 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12642 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12644 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12645 null before emitting a .nsubspa directive.
12647 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12649 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12650 need_to_partition_p if there are no memory statements in the
12653 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12655 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12656 (gcd_of_steps_may_divide_p): New function.
12657 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12659 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12661 * reload.c (find_reloads_toplev, find_reloads_address,
12662 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12663 not a pointer equality test, to decide if we need to call
12664 push_reg_equiv_alt_mem.
12666 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12668 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12669 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12671 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12673 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12675 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12676 vector to be positive.
12678 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12682 * doc/invoke.texi: Document --params max-aliased-vops and
12684 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12685 debug_memory_partitions): Move to tree-flow.h
12686 * params.h (AVG_ALIASED_VOPS): Define.
12687 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12689 (mp_info_t): Likewise.
12690 (get_mem_sym_stats_for): New.
12691 (set_memory_partition): Move from tree-flow-inline.h.
12692 (mark_non_addressable): Only clear the set of symbols for the
12693 partition if it exists.
12694 (dump_memory_partitions): Move from tree-ssa-operands.c
12695 (debug_memory_partitions): Likewise.
12696 (need_to_partition_p): New.
12697 (dump_mem_ref_stats): New.
12698 (debug_mem_ref_stats): New.
12699 (dump_mem_sym_stats): New.
12700 (debug_mem_sym_stats): New.
12701 (update_mem_sym_stats_from_stmt): New.
12702 (compare_mp_info_entries): New.
12703 (mp_info_cmp): Call it.
12704 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12706 (get_mpt_for): Move from tree-ssa-operands.c.
12707 (find_partition_for): New.
12708 (create_partition_for): Remove.
12709 (estimate_vop_reduction): New.
12710 (update_reference_counts): New.
12711 (build_mp_info): New.
12712 (compute_memory_partitions): Refactor.
12713 Document new heuristic.
12714 Call build_mp_info, update_reference_counts,
12715 find_partition_for and estimate_vop_reduction.
12716 (compute_may_aliases): Populate virtual operands before
12717 calling debugging dumps.
12718 (delete_mem_sym_stats): New.
12719 (delete_mem_ref_stats): New.
12720 (init_mem_ref_stats): New.
12721 (init_alias_info): Call it.
12722 (maybe_create_global_var): Remove alias_info argument.
12723 Get number of call sites and number of pure/const call sites
12724 from gimple_mem_ref_stats().
12725 (dump_alias_info): Call dump_memory_partitions first.
12726 (dump_points_to_info_for): Show how many times a pointer has
12728 * opts.c (decode_options): For -O2 set --param
12729 max-aliased-vops to 500.
12730 For -O3 set --param max-aliased-vops to 1000 and --param
12731 avg-aliased-vops to 3.
12732 * fortran/options.c (gfc_init_options): Remove assignment to
12734 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12735 * tree-dfa.c (dump_variable): Dump memory reference
12737 Dump NO_ALIAS* settings.
12738 (referenced_var_lookup): Tidy.
12739 (mem_sym_stats): New.
12740 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12741 and ORIG are different SSA names for a memory partition.
12742 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12743 * tree-flow.h (struct mem_sym_stats_d): Define.
12744 (mem_sym_stats_t): Define.
12745 (struct mem_ref_stats_d): Define.
12746 (struct gimple_df): Add field mem_ref_stats.
12747 (enum noalias_state): Define.
12748 (struct var_ann_d): Add bitfield noalias_state.
12749 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12750 debug_mem_ref_stats, debug_memory_partitions,
12751 debug_mem_sym_stats): Declare.
12752 * tree-ssa-structalias.c (update_alias_info): Update call
12753 sites, pure/const call sites and asm sites in structure
12754 returned by gimple_mem_ref_stats.
12755 Remove local variable IS_POTENTIAL_DEREF.
12756 Increase NUM_DEREFS if the memory expression is a potential
12758 Call update_mem_sym_stats_from_stmt.
12759 If the memory references memory, call
12760 update_mem_sym_stats_from_stmt for all the direct memory
12761 symbol references found.
12762 (intra_create_variable_infos): Set noalias_state field for
12763 pointer arguments according to the value of
12764 flag_argument_noalias.
12765 * tree-ssa-structalias.h (struct alias_info): Remove fields
12766 num_calls_found and num_pure_const_calls_found.
12767 (update_mem_sym_stats_from_stmt): Declare.
12768 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12769 Set default value to 100.
12770 (PARAM_AVG_ALIASED_VOPS): Define.
12772 2007-04-11 Richard Guenther <rguenther@suse.de>
12774 PR middle-end/31530
12775 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12776 a * -b + c as c - a * b if we honor sign dependent rounding.
12778 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12780 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12781 bfin_expand_strmov.
12782 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12783 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12785 (initialize_trampoline): Don't use old-style function definition.
12786 (bfin_secondary_reload): Mark IN_P argument as unused.
12788 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12790 PR tree-optimization/31343
12791 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12792 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12793 * testsuite/gcc.dg/vect/pr31343.c: New.
12795 2007-04-10 Eric Christopher <echristo@apple.com>
12797 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12798 * config/i386/i386.md (*cmpfp0): Use.
12799 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12800 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12801 (fix_trunc<mode>_i386_fisttp): Ditto.
12802 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12803 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12804 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12805 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12806 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12807 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12808 (unnamed_splitters): Ditto.
12809 * config/i386/i386.c (output_fix_trunc): Assert that
12810 we're not being passed a TFmode operand.
12812 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12814 PR tree-optimization/31526
12815 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12816 n_basic_blocks to find newly added blocks.
12818 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12820 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12822 (fix_trunc<mode>si_sse): Ditto.
12823 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12824 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12825 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12826 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12827 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12828 expander using SSEMODEF mode macro.
12829 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12830 expander using SSEMODEF mode macro.
12831 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12832 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12833 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12834 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12835 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12836 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12837 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12838 Macroize insn using X87MODEF mode macro.
12840 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12842 * config/i386/sse.md (sse2_pinsrw): Removed.
12843 (sse2_pextrw): Renamed to ...
12844 (*sse2_pextrw): This.
12846 2007-04-09 Jan Hubicka <jh@suse.cz>
12849 * config/i386/sse.md
12850 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12851 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12852 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12853 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12855 2007-04-09 Jan Hubicka <jh@suse.cz>
12857 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12858 multiple fields of union.
12860 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12862 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12863 (create_preheaders): Check that loops are available.
12864 (fix_loop_structure): Clean up, improve comments.
12865 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12866 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12868 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12869 * predict.c (tree_estimate_probability): Do not call
12870 calculate_dominance_info. Call create_preheaders.
12871 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12872 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12874 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12875 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12876 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12877 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12880 2007-04-08 Jan Hubicka <jh@suse.cz>
12882 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12883 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12884 * fold-const.c (fold_unary): Use it.
12886 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12888 * varasm.c (assemble_variable): Remove call to
12889 lang_hooks.decls.prepare_assemble_variable.
12890 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12891 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12892 * langhooks.h (lang_hooks_for_decls): Remove
12893 prepare_assemble_variable.
12895 2007-04-08 Mike Stump <mrs@apple.com>
12897 * config/i386/i386.c: Use inc/dec on Core2.
12899 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12901 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12902 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12903 lhd_tree_inlining_end_inlining): Remove.
12904 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12905 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12906 end_inlining hooks.
12907 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12908 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12909 lhd_tree_inlining_end_inlining): Remove prototypes.
12910 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12911 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12912 LANG_HOOKS_TREE_INLINING_START_INLINING,
12913 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12915 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12918 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12921 * config/avr/predicates.md (io_address_operand): Delete predicate.
12922 (low_io_address_operand): Don't use 'mode' argument.
12923 (higth_io_address_operand): Rename ...
12924 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12925 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12928 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12930 Revert change removing staticp.
12932 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12935 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12938 2007-04-07 Bruce Korb <bkorb@gnu.org>
12940 * c.opt: Add -Wformat-contains-nul.
12941 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12943 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12944 the NUL byte warning.
12946 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12948 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12950 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12952 * tree.c (staticp): No longer use staticp langhook.
12953 * langhooks.c (lhd_staticp): Removed.
12954 * langhooks.h (struct lang_hooks): Remove staticp.
12955 * c-common.c (c_staticp): Remove.
12956 * c-common.h (c_staticp): Ditto.
12957 * langhooks-defs.h (lhd_staticp): Ditto.
12958 (LHD_HOOKS_STATICP): Ditto
12959 * tree.h (gcc_assert_lowered): New macro.
12961 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12963 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12964 argument "reliable".
12965 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12966 Add argument "reliable". Propagate it through calls.
12967 (infer_loop_bounds_from_undefined): Derive number of iterations
12968 estimates from references in blocks that do not dominate loop latch.
12969 (gcov_type_to_double_int): New function.
12970 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12971 and expected_loop_iterations_unbounded.
12972 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12973 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12974 * tree-data-ref.c (estimated_loop_iterations): Export.
12975 (get_references_in_stmt): Fix -- do not return addresses of local
12977 * cfgloop.h (expected_loop_iterations_unbounded,
12978 estimated_loop_iterations): Declare.
12980 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12982 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12984 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12986 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12987 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12988 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12989 Use output_387_reg_move().
12990 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12991 expander using X87MODEF12 mode macro.
12992 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12993 choosing register preferences. Use output_387_reg_move().
12994 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12995 instead of "x". Use output_387_reg_move().
12996 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12997 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12998 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12999 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13000 Use output_387_reg_move().
13001 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13003 (*truncxf?f_i387 splitter): Ditto.
13005 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13007 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13008 LANG_HOOKS_SAFE_FROM_P.
13009 * expr.c (safe_from_p): Remove langhook call.
13010 * langhooks.h (lang_hooks): Remove safe_from_p.
13011 (lhd_safe_from_p): Remove prototype.
13012 * langhooks.c (lhd_safe_from_p): Remove.
13014 2007-04-06 Jan Hubicka <jh@suse.cz>
13016 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13019 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13021 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13022 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13023 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13024 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13026 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13027 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13029 2007-04-05 Richard Henderson <rth@redhat.com>
13031 * config/alpha/alpha.c (print_operand) [+]: Remove.
13032 (alpha_end_function): Print nop if call at end of function.
13033 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13034 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13035 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13036 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13037 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13038 the call pattern. Update peepholes to match.
13040 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13042 * doc/extend.texi (Other Builtins): Add decimal float variants
13044 * builtins.def: Ditto.
13045 * builtins.c (expand_builtin): Ditto.
13047 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13048 H.J. Lu <hongjiu.lu@intel.com>
13051 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13052 of V8HImode when calling ix86_binary_operator_ok.
13053 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13054 (sdot_prodv8hi): Operands 1 and 2 must be register.
13056 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13058 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13059 initialize align to silence bogus warning.
13061 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13063 PR middle-end/22156
13064 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13066 (struct sra_walk_fns): Remove use_all parameter from use.
13067 (sra_hash_tree): Handle BIT_FIELD_REFs.
13068 (sra_elt_hash): Don't hash bitfld blocks.
13069 (sra_elt_eq): Skip them in parent compares as well. Handle
13071 (sra_walk_expr): Don't maintain or pass down use_all_p.
13072 (scan_use): Remove use_all parameter.
13073 (scalarize_use): Likewise. Re-expand assignment to
13074 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13075 output, and re-scalarize after output. Don't mark anything
13077 (scalarize_ldst): Adjust.
13078 (scalarize_walk_gimple_modify_statement): Likewise.
13079 (build_element_name_1): Handle BIT_FIELD_REFs.
13080 (instantiate_element): Don't warn for any element whose parent
13081 is used as a whole.
13082 (instantiate_missing_elements_1): Return the sra_elt.
13083 (canon_type_for_field): New.
13084 (try_instantiate_multiple_fields): New.
13085 (instantiate_missing_elemnts): Use them.
13086 (mark_no_warning): Removed.
13087 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13088 (REPLDUP, sra_build_elt_assignment): New.
13089 (generate_copy_inout): Use them.
13090 (generate_element_copy): Likewise. Handle bitfld differences.
13091 (generate_element_zero): Don't recurse for blocks. Use
13092 sra_build_elt_assignment.
13093 (generate_one_element_int): Take elt instead of var. Use
13094 sra_build_elt_assignment.
13095 (generate_element_init_1): Adjust.
13096 (scalarize_use, scalarize_copy): Use REPLDUP.
13097 (scalarize_ldst): Move assert before dereference.
13098 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13100 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13102 * regmove.c: Fix unused variable warnings due to previous commit.
13104 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13106 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13107 (regmove_bb_head): Remove.
13108 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13109 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13110 problems with fixup_match_1.
13111 Don't initialize/free regmove_bb_head.
13113 (reg_is_remote_constant_p): If an insn is in the same basic block
13114 but not before INSN, consider it remote, too.
13116 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13119 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13120 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13122 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13124 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13125 (CONDITIONAL_REGISTER_USAGE): Likewise.
13127 2007-04-04 Richard Henderson <rth@redhat.com>
13129 * config/alpha/lib1funcs.asm: Remove unused file.
13131 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13134 * opts.c (print_specific_help): Fix --help=<language>
13136 (common_handle_option): Support --help=common.
13138 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13141 * gcc.c (main): Do not run the linker if
13142 print_subprocess_help indicates that it shouldn't be
13145 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13148 * doc/invoke.texi (--help=): Document <languages> value, fix
13149 formatting in tables of values.
13151 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13153 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13154 dllimport attribute of virtual methods.
13156 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13158 * config/score/crti.asm: Change _bss_start to __bss_start.
13159 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13160 (OUTGOING_REG_PARM_STACK_SPACE) update.
13161 * config/score/score.opt: add options to make backend support
13162 score5, score5u, score7 and score7d.
13163 * config/score/score.md: Likewise.
13164 * config/score/misc.md: Likewise.
13165 * config/score/mac.md: Likewise.
13166 * doc/invoke.texi: Likewise.
13167 * doc/md.texi: update constraints define.
13169 2007-04-03 Richard Henderson <rth@redhat.com>
13171 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13172 an appropriate type, use the mode instead.
13174 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13176 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13177 Set the default --with-arch setting to mips2.
13178 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13179 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13180 (MULTILIB_OSDIRNAMES): Delete.
13181 (MULTILIB_DIRNAMES): Define.
13182 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13183 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13184 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13185 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13186 VXWORKS_OS_CPP_BUILTINS.
13187 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13188 (MIPS_DEBUGGING_INFO): Undefine.
13189 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13191 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13193 PR middle-end/30704
13194 * fold-const.c (native_encode_real): Encode real.c provided longs
13195 as a series of 32-bit native integers.
13196 (native_interpret_real): Interpret buffer as a series of 32-bit
13199 2007-04-03 Richard Guenther <rguenther@suse.de>
13201 * genpreds.c (write_insn_constraint_len): Write function
13202 optimized for CONSTRAINT_LEN implementation.
13203 (write_tm_preds_h): Output insn_constraint_len inline and
13204 use it for CONSTRAINT_LEN.
13205 (write_insn_preds_c): Don't output insn_constraint_len.
13206 * doc/md.texi (define_register_constraint): Document multi-letter
13207 constraints shall have the same length if they start with the same
13210 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13213 * config/i386/i386.md (isinf<mode>2): Expand only when
13214 TARGET_C99_FUNCTIONS is set.
13216 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13218 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13219 (x86_64-*-linux*): Ditto.
13220 * config/i386/i386.opt (mpc): New option.
13221 * config/i386/i386.c (overrride_options): Handle
13222 ix87_precision_string.
13223 * config/i386/crtprec.c: New file.
13224 * config/i386/t-crtpc: Ditto.
13225 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13226 and -mpc80 options.
13227 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13228 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13229 crtprec32.o, crtprec64.o and crtprec80.o.
13231 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13232 and -mpc80 options.
13233 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13235 2007-04-02 Eric Christopher <echristo@apple.com>
13237 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13238 limitations on darwin.
13240 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13243 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13245 2007-04-02 Dave Korn <dave.korn@artimi.com>
13247 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13249 2007-04-02 Dave Korn <dave.korn@artimi.com>
13251 * libgcc2.h (exception_descriptor): Don't forward-declare.
13252 (__get_eh_table_language, __get_eh_table_version): Delete
13253 prototypes of long-dead functions.
13255 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13257 * ebitmap.h: New file
13258 * ebitmap.c: New file
13259 * Makefile.in (ebitmap.o): New target.
13261 2007-04-01 Jan Hubicka <jh@suse.cz>
13263 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13264 before very first instruction.
13266 2007-04-01 Jan Hubicka <jh@suse.cz>
13268 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13269 waring on 64bit hosts.
13270 * bitmap.h: Fix typo in bitmap_head_def.
13272 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13274 PR rtl-optimization/31391
13275 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13276 into a DELETED_LABEL note, and the label is in an empty basic
13277 block, update BB_END as well as BB_HEAD.
13279 2007-04-01 Richard Henderson <rth@redhat.com>
13281 PR tree-optimization/31169
13282 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13283 to varying if the range is outside [0, prec-1].
13285 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13288 * config/mips/mips.md (load_const_gp): New insn.
13289 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13290 the MIPS16 GP pseudo register if no_new_pseudos.
13291 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13293 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13296 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13298 (call_value): Likewise.
13300 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13301 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13304 * doc/invoke.texi: (optimization options): Reword description
13305 of -ffast-math. Document its primary purpose.
13307 2007-03-31 Richard Guenther <rguenther@suse.de>
13309 * omp-low.c (splay-tree.h): Include.
13310 (lookup_decl): Replace splay-tree usage by pointer-map.
13311 (maybe_lookup_decl): Likewise.
13312 (new_omp_context): Likewise.
13313 (delete_omp_context): Likewise.
13314 * gimplify.c (splay-tree.h): Include.
13315 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13317 (remap_ssa_name): Likewise.
13318 (remap_decl): Likewise.
13319 (remap_type_1): Likewise.
13320 (remap_type): Likewise.
13321 (copy_body_r): Likewise.
13322 (expand_call_inline): Likewise.
13323 (clone_body): Likewise.
13324 (copy_tree_r): Likewise.
13325 (remap_save_expr): Likewise.
13326 (unsave_r): Likewise.
13327 (unsave_expr_now): Likewise.
13328 (tree_function_versioning): Likewise.
13329 (build_duplicate_type): Likewise.
13330 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13331 (struct copy_body_data): Replace splay-tree by pointer-map.
13332 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13333 not $(SPLAY_TREE_H).
13334 (gimplify.o): Depend on $(SPLAY_TREE_H).
13335 (omp-low.p): Likewise.
13337 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13339 * config/avr/predicates.md (even_register_operand,
13340 odd_register_operand): New predicates.
13341 * config/avr/avr.md (movw peephole2): New.
13342 (movw_r peephole2): New.
13344 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13346 * tree.h (get_signed_or_unsigned_type): New.
13347 * fold-const.c (operand_equal_for_comparison_p): Use
13348 get_signed_or_unsigned_type instead of
13349 lang_hooks.types.signed_or_unsigned_type.
13350 * expr.c (store_expr): Ditto.
13351 * langhooks.c (get_signed_or_unsigned_type): New.
13352 (lhd_signed_or_unsigned_type): New.
13353 * langhooks.h (lhd_signed_or_unsigned_type): New.
13354 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13356 2007-03-30 Richard Henderson <rth@redhat.com>
13358 * tree-ssa-loop-ivopts.c: Include target.h.
13359 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13360 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13361 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13362 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13364 2007-03-30 Richard Henderson <rth@redhat.com>
13365 Kai Tietz <kai.tietz@onevision.com>
13367 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13368 default for 64-bit.
13369 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13370 (TARGET_64BIT_MS_ABI): New.
13371 (DBX_REGISTER_NUMBER): Handle 64-bit.
13372 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13373 (LONG_TYPE_SIZE): Force to 32.
13374 (REG_PARM_STACK_SPACE): New.
13375 (OUTGOING_REG_PARM_STACK_SPACE): New.
13376 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13377 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13378 (STACK_BOUNDARY): Use 128 for 64-bit.
13379 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13380 Add 64-bit implementation.
13381 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13383 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13384 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13385 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13386 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13387 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13388 TARGET_64BIT_MS_ABI.
13389 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13390 (ix86_pass_by_reference): Likewise.
13391 (ix86_function_value_regno_p): Likewise.
13392 (ix86_build_builtin_va_list): Likewise.
13393 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13394 (function_arg_advance_ms_64): New.
13395 (function_arg_advance): Call it.
13396 (function_arg_ms_64): New.
13397 (function_arg): Call it.
13398 (function_value_ms_64): New.
13399 (ix86_function_value_1): Call it.
13400 (return_in_memory_ms_64): New.
13401 (ix86_return_in_memory): Call it.
13402 (setup_incoming_varargs_ms_64): New.
13403 (ix86_setup_incoming_varargs): Call it.
13404 (ix86_expand_prologue): Handle 64-bit stack probing.
13405 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13406 (output_pic_addr_const): Likewise.
13407 (x86_this_parameter): Likewise.
13408 (x86_output_mi_thunk): Likewise.
13409 (x86_function_profiler): Likewise.
13410 (TARGET_STRICT_ARGUMENT_NAMING): New.
13411 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13412 (TARGET_64BIT_MS_ABI): New.
13413 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13414 * config/i386/i386.md (allocate_stack_worker): Remove.
13415 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13416 describe the clobber of eax without a match_scratch.
13417 (allocate_stack_worker_postreload): Remove.
13418 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13419 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13420 (allocate_stack_worker_rex64_postreload): Remove.
13421 (allocate_stack): Handle 64-bit.
13422 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13423 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13424 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13425 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13426 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13427 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13428 * config.build (x86_64-*-mingw*): New host.
13429 * config.host (x86_64-*-mingw*): New host.
13430 * config.gcc (x86_64-*-mingw*): New target.
13431 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13433 2007-03-30 Richard Henderson <rth@redhat.com>
13434 Kai Tietz <kai.tietz@onevision.com>
13436 * c-pragma.c (struct def_pragma_macro_value): New.
13437 (struct def_pragma_macro): New.
13438 (pushed_macro_table): New.
13439 (dpm_hash, dpm_eq): New.
13440 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13441 (init_pragma): Install them.
13442 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13444 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13446 * config/avr/avr.c (avr_override_options): Clear
13447 'flag_delete_null_pointer_checks'.
13449 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13452 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13453 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13454 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13455 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13456 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13457 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13458 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13460 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13462 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13464 * regmove.c: Move all of pass_stack_adjustments from here...
13465 * combine-stack-adj.c: ...to this new file.
13466 * Makefile.in: Add rules for combine-stack-adj.o.
13468 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13470 PR tree-optimization/31383
13471 * tree-data-ref.c (affine_function_equal_p): Do not require the
13472 vectors to have the same length.
13474 2007-03-30 Jan Hubicka <jh@suse.cz>
13476 PR middle-end/30700
13477 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13478 availablility; add more sanity checking; ask varpool only about
13481 2007-03-29 Richard Henderson <rth@redhat.com>
13483 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13484 to decide, but __SIZEOF_LONG_LONG__.
13486 2007-03-29 Richard Henderson <rth@redhat.com>
13488 * emutls.c (struct __emutls_array): New.
13489 (emutls_destroy): Use it instead of casting element 0 from void*.
13490 (__emutls_get_address): Likewise.
13492 2007-03-29 Richard Henderson <rth@redhat.com>
13494 * varasm.c (initializer_constant_valid_p): Don't deny
13495 DECL_DLLIMPORT_P on functions.
13497 * config/i386/cygming.h: Remove function declarations.
13498 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13499 (ASM_OUTPUT_LABELREF): Remove.
13500 (COMMON_ASM_OP): Remove.
13501 (ASM_OUTPUT_COMMON): Remove.
13502 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13503 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13504 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13505 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13506 Rename from TARGET_ENCODE_SECTION_INFO.
13507 * config/i386/netware.h: Likewise.
13508 * config/i386/i386-protos.h: Update.
13509 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13510 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13511 (legitimate_constant_p): Reject dllimports.
13512 (dllimport_map, get_dllimport_decl): New.
13513 (legitimize_dllimport_symbol): New.
13514 (legitimize_address, ix86_expand_move): Use it.
13515 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13516 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13517 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13518 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13519 * config/i386/predicates.md (constant_call_address_operand): Only
13520 accept symbols; reject dllimport_p symbols.
13521 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13522 i386_pe_maybe_record_exported_symbol.
13523 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13524 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13525 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13526 trust the setting of DECL_DLLIMPORT_P.
13527 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13528 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13529 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13530 tidy the argument scanning loop.
13531 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13532 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13533 (i386_pe_strip_name_encoding): Remove.
13534 (i386_pe_binds_local_p): New.
13535 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13536 (i386_pe_output_labelref): Remove.
13537 (i386_pe_asm_output_aligned_decl_common): New.
13538 (i386_pe_maybe_record_exported_symbol): Rename from
13539 i386_pe_record_exported_symbol; check for dllexported symbols.
13541 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13543 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13544 add comment explaining why vsnprintf cannot be used.
13546 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13548 PR tree-optimization/30666
13549 * tree.c (build_complex_type): When creating type names for DWARF2
13550 debug info, create TYPE_DECLs for TYPE_NAME instead of
13552 (build_common_tree_nodes_2): Use build_complex_type when building
13553 predefined complex types, to preserve canonical types.
13555 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13557 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13558 (noce_get_alt_condition): Look at it to determine whether to
13559 reverse the condition or not.
13560 (noce_get_condition): Substitute the truth for lies.
13561 (noce_find_if_block): Set the then_else_reversed field.
13563 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13565 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13566 destination of this insn.
13567 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13568 than calling gen_rtx_SET directly. Use r0 to hold the value of
13569 'address + 4' rather than a stack based temporary which can be
13570 mis-optimized away.
13572 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13574 * config/s390/s390.c (s390_secondary_input_reload_class,
13575 s390_secondary_output_reload_class): Functions removed.
13576 (s390_secondary_reload): New function.
13577 (TARGET_SECONDARY_RELOAD): Target macro defined.
13578 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13579 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13580 * config/s390/s390.md ("reload_outti", "reload_outdi",
13581 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13582 "reload_out<mode>"): Expanders removed.
13583 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13584 "reload<mode>_nonoffmem_out"): Expanders added.
13586 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13588 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13589 action if SRC->DEST replacement failed anyway.
13591 2007-03-28 Mike Stump <mrs@apple.com>
13593 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13594 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13595 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13597 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13599 * config.gcc: Accept barcelona as a variant of amdfam10.
13600 * config/i386/i386.c (override_options): Likewise.
13601 * doc/invoke.texi: Likewise.
13603 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13605 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13606 offsets for BIT_FIELD_REF and COMPONENT_REF.
13608 2007-03-28 Richard Guenther <rguenther@suse.de>
13610 * tree.c (is_global_var): Move ...
13611 * tree-flow-inline.h (is_global_var): ... here.
13612 * tree.h (is_global_var): Remove declaration.
13614 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13616 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13618 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13619 * config/i386/i386.c (ix86_tune_features): Initialize new
13621 * config/i386/predicates.md (promotable_binary_operator): Use
13622 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13624 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13627 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13629 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13631 * config/fr30/fr30.md (movsi_internal): Change destination
13632 constraint from m to V and add m to the end.
13634 2007-03-28 Christian Bruel <christian.bruel@st.com>
13636 * config/sh/sh.md (movsi_i): Fix type attribute.
13638 2007-03-28 Christian Bruel <christian.bruel@st.com>
13640 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13641 (movsf_ie): Likewise.
13643 2007-03-28 Christian Bruel <christian.bruel@st.com>
13645 * config.gcc: Add sh4-300 to multilib.
13646 * config/sh/t-mlib-sh4-300: New file.
13648 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13650 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13651 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13652 fix_trunc<mode>di2.
13653 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13654 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13655 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13656 "fixuns_trunctddi2"): Whitespace fix.
13658 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13660 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13661 the definition of struct sh_args.
13662 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13663 CALL_COOKIE_INT_REG_GET): Likewise.
13665 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13667 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13668 transformations are applied successfully.
13670 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13672 * tree.c (tree_contains_struct): Permit 512 tree codes.
13673 * tree.h (tree_contains_struct): Ditto.
13674 (MAX_TREE_CODES): Ditto.
13675 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13676 SPARE member to store remaining padding bits.
13678 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13680 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13683 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13685 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13686 * configure: Regenerate.
13688 * configure: Regenerate using the correct version of autoconf.
13690 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13692 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13694 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13695 regs to "__SP_L__" and "__SP_H__".
13697 2007-03-27 Richard Guenther <rguenther@suse.de>
13699 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13700 computations with it with a HOST_WIDE_INT variable.
13702 2007-03-26 Mike Stump <mrs@apple.com>
13704 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13705 objective-c-header, objective-c++-header and objc++-cpp-output
13707 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13709 2007-03-26 Richard Henderson <rth@redhat.com>
13712 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13713 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13714 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13715 IX86_BUILTIN_PSRLQ128): New.
13716 (ix86_init_mmx_sse_builtins): Add them.
13717 (ix86_expand_builtin): Expand them.
13718 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13719 operand 2 be TImode.
13720 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13721 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13722 _mm_srli_epi64): Mark __B const.
13723 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13724 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13725 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13726 new two-vector shift builtins.
13728 2007-03-26 Ian Lance Taylor <iant@google.com>
13730 PR tree-optimization/31345
13731 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13732 [+INF, +INF(OVF)] into VARYING.
13734 2007-03-26 Zack Weinberg <zackw@panix.com>
13736 * gengtype-parse.c: New file.
13737 * gengtype-yacc.y: Delete.
13738 * gengtype-lex.l: Don't include gengtype-yacc.h.
13739 Define YY_DECL and yyterminate appropriately for recursive
13740 descent parser. yylval is now a string out-parameter to yylex.
13741 (HWS, EOID): New shorthand.
13742 (IWORD): Add a couple more types.
13743 (yylex): Add a setup stanza. Remove the complex rules for
13744 detecting GTY'ed types and typedefs; replace with simple
13745 keyword detectors. Adjust everything for the changed
13746 definition of yylval. Ignore all pp-directives, not just #define.
13748 (parse_file): Rename yybegin; do not call yyparse.
13750 * gengtype.c (xasprintf): Export again.
13751 (this_file): New. Use everywhere __FILE__ was being used.
13752 (get_lang_bitmap): Special case types defined in gengtype.c.
13753 (do_typedef, new_structure): Suppress definition of certain types.
13754 (new_structure): Improve diagnostics of duplicate definitions.
13755 Make sure location_s is associated with input.h.
13756 (nreverse_pairs, define_location_structures): New functions.
13757 (main): Improve tagging of kludge types. Remove old kludges
13758 for input.h types; use define_location_structures.
13759 * gengtype.h: Update prototypes. Define token codes here.
13760 * Makefile.in: Remove all references to gengtype-yacc.
13761 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13763 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13764 add GTY((skip)) to the field that's only conditionally there.
13765 * doc/install.texi: Document that Bison is no longer required
13766 unless building treelang.
13768 * gengtype.c: Don't include gtyp-gen.h.
13769 (srcdir): Declare here.
13770 (base_files, lang_dir_names): Allocate dynamically.
13771 (gt_files, num_gt_files, num_lang_dirs): New globals.
13772 (measure_input_list, read_input_line, read_input_list)
13773 (set_lang_bitmap): New functions.
13774 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13775 simplify, relying on read_input_list to set up the bitmaps.
13776 (main): Arguments are no longer unused. Check for correct number
13777 of command line arguments, set srcdir and srcdir_len, then call
13778 read_input_list, before doing anything else. No need to worry
13779 about duplicates in main loop.
13780 * configure.ac: Simplify the calculation of all_gtfiles.
13781 Put language tags in there. Don't set or substitute
13782 all_gtfiles_files_langs or all_gtfiles_files_frags.
13783 * Makefile.in: Revamp the way gengtype is invoked, now that it
13784 takes a file on its command line with a much simpler format.
13785 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13786 (GTFILES): Remove duplicates and C source files.
13787 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13788 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13789 * configure: Regenerate.
13791 * gengtype.h: Remove all type definitions to gengtype.c; leave
13792 only definitions of options_p, type_p, and pair_p as opaque
13793 pointers. Update prototypes.
13794 * gengtype.c: Many type definitions moved here from gengtype.h.
13795 Consolidate type definitions at the top of the file.
13796 (xvasprintf): Delete.
13797 (xasprintf): Make static.
13798 (create_nested_pointer_option): Add 'next' parameter.
13799 (create_field_all, create_field_at): New functions.
13800 (create_field): Now a thin wrapper around create_field_all.
13801 (create_optional_field): Rename create_optional_field_ and add
13802 line argument. Original name is now a macro which supplies
13804 (oprintf): Use vsnprintf directly.
13805 (close_output_files): Use fatal rather than perror/exit.
13806 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13807 (main): Set progname. Don't use exit.
13808 * gengtype-yacc.y (struct_fields): Use create_field_at.
13809 (option, optionseqopt): Delete.
13810 (optionseq): Consolidate productions from option here so we
13811 can use the first argument to create_option.
13813 * gengtype-lex.l: Distinguish unions from structures in the
13814 token type. Don't call find_structure; return the tag as a string.
13815 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13816 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13817 string. Reorganize typedef_struct production accordingly.
13818 Use create_nested_ptr_option.
13819 * gengtype.c (create_nested_ptr_option): New function.
13820 * gengtype.h: Declare it.
13822 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13823 (string_type): Don't declare.
13824 (do_scalar_typedef): Declare.
13825 (create_scalar_type): Update prototype.
13826 * gengtype.c (string_type): Make static.
13827 (scalar_nonchar, scalar_char): New.
13828 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13829 (resolve_typedef): Use scalar_nonchar for error recovery.
13830 (create_scalar_type): Remove name_len field. Return scalar_char
13831 or scalar_nonchar as appropriate.
13832 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13833 to use string_type.
13834 (throughout): Use scalar_nonchar instead of calling
13835 create_scalar_type, whenever possible.
13836 (main): Initialize scalar_char and scalar_nonchar before calling
13838 * gengtype-lex.l: Adjust for removal of second argument to
13839 create_scalar_type. Use yylval.s instead of yylval.t when
13841 * gengtype-yacc.y: Type of SCALAR is string. Call
13842 create_scalar_type from type:SCALAR rule. Adjust for removal of
13843 second argument to create_scalar_type.
13845 * vec.h: Remove all #if IN_GENGTYPE blocks.
13846 Add comment saying that changes may require adjustments to gengtype.
13847 * gengtype.c: Don't include coretypes.h or tm.h.
13848 Add comment to inclusion of errors.h.
13849 (note_def_vec, note_def_vec_alloc): New functions.
13850 * gengtype.h: Declare new functions.
13851 * gengtype-lex.l: Don't include coretypes.h.
13852 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13854 (update_lineno): Remove unnecessary prototype.
13855 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13856 (VEC rule): Just return VEC_TOKEN.
13857 * gengtype-yacc.y (VEC_TOKEN): New token type.
13858 (type): Add a production for VEC(a,b).
13859 * Makefile.in: Update dependencies.
13861 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13862 typedefs that use the old PARAMS macro.
13864 * gengtype-lex.l: Remove all rules and states relating to yacc
13866 * gengtype-yacc.y: Similarly.
13867 * gengtype.c (note_yacc_type): Delete function.
13868 * gengtype.h: Update prototypes.
13870 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13872 * tree-pretty-print.c (dump_generic_node): Report precision of
13873 unnamed integer types.
13875 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13877 * ifcvt.c (noce_try_store_flag_constants): Don't check
13878 no_new_pseudos here.
13879 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13880 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13881 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13882 noce_try_sign_mask): Likewise.
13883 (if_convert): Check no_new_pseudos here.
13885 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13887 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13888 (noce_get_condition): Handle new then_else_reversed argument.
13889 (noce_init_if_info): Remove, fold into noce_find_if_block.
13890 (noce_process_if_block): Take a struct noce_if_info as the
13891 argument. Don't set up one based on ce_if_info. Update pointer
13892 references accordingly.
13893 (cond_move_process_if_block): Likewise.
13894 (process_if_block): Removed.
13895 (find_if_block): Removed. Move functionality two new functions,
13896 noce_find_if_block and cond_exec_find_if_block.
13897 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13898 blocks and the symmetric IF-ELSE-JOIN case.
13899 (cond_exec_find_if_block): Also new function mostly based on old
13900 find_if_block and process_if_block.
13901 (find_if_header): Replace find_if_block call with separately
13902 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13903 (find_cond_trap): Update noce_get_condition call.
13904 (dead_or_predicable): Likewise.
13906 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13908 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13910 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13911 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13912 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13913 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13914 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13915 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13916 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13917 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13918 __builtin_ia32_psrad128 builtins.
13920 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13922 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13923 * config/i386/constraints.md
13924 (define_constraint "I"): Use IN_RANGE macro.
13925 (define_constraint "J"): Ditto.
13926 (define_constraint "K"): Ditto.
13927 (define_constraint "M"): Ditto.
13928 (define_constraint "N"): Ditto.
13929 (define_constraint "O"): Ditto.
13930 * config/i386/predicates.md
13931 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13932 (define_predicate "const_0_to_3_operand"): Ditto.
13933 (define_predicate "const_0_to_7_operand"): Ditto.
13934 (define_predicate "const_0_to_15_operand"): Ditto.
13935 (define_predicate "const_0_to_63_operand"): Ditto.
13936 (define_predicate "const_0_to_255_operand"): Ditto.
13937 (define_predicate "const_1_to_31_operand"): Ditto.
13938 (define_predicate "const_2_to_3_operand"): Ditto.
13939 (define_predicate "const_4_to_7_operand"): Ditto.
13941 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13943 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13944 in SImode for save_world.
13945 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13948 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13950 PR tree-optimization/30784
13951 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13954 2007-03-25 Revital Eres <eres@il.ibm.com>
13956 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13957 Fold movement_possibility function into it.
13959 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13961 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13962 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13963 (call_indirect_nonlocal_darwin64): Same.
13964 (call_nonlocal_darwin64): Same.
13965 (call_value_indirect_nonlocal_darwin64): Same.
13966 (call_value_nonlocal_darwin64): Same.
13967 (sibcall_nonlocal_darwin64): Same.
13968 (sibcall_value_nonlocal_darwin64): Same.
13969 (sibcall_symbolic_64): Same.
13970 (sibcall_value_symbolic_64): Same.
13971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13973 (rs6000_emit_load_toc_table): Same.
13974 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13975 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13977 (divss_call): Same.
13978 (divus_call): Same.
13979 (quoss_call): Same.
13980 (quous_call): Same.
13981 (load_toc_v4_pic_si): Same
13982 (load_toc_v4_PIC_1): Same.
13983 (load_toc_v4_PIC_1b): Same.
13984 (call_indirect_aix{32,64}): Same.
13985 (call_value_indirect_aix{32,64}): Same.
13987 (call_value): Same.
13988 (call_local{32,64}): Same.
13989 (call_value_local{32,64}): Same.
13990 (call_indirect_nonlocal_aix{32,64}): Same.
13991 (call_nonlocal_aix{32,64}): Same.
13992 (call_value_indirect_nonlocal_aix{32,64}): Same.
13993 (call_value_nonlocal_aix{32,64}): Same.
13994 (call_indirect_nonlocal_sysv<mode>): Same.
13995 (call_nonlocal_sysv<mode>): Same.
13996 (call_value_indirect_nonlocal_sysv<mode>): Same.
13997 (call_value_nonlocal_sysv<mode>): Same.
13999 (sibcall_local{32,64}): Same.
14000 (sibcall_value_local{32,64}): Same.
14001 (sibcall_nonlocal_aix{32,64}): Same.
14002 (sibcall_value_nonlocal_aix{32,64}): Same.
14003 (sibcall_nonlocal_sysv<mode>): Same.
14004 (sibcall_value): Same.
14005 (sibcall_value_nonlocal_sysv<mode>): Same.
14007 2007-03-24 Paul Brook <paul@codesourcery.com>
14009 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14010 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14012 2007-03-24 Richard Henderson <rth@redhat.com>
14014 * config/ia64/constraints.md: New file.
14015 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14016 satisfies_constraint_?.
14017 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14018 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14019 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14020 ia64_output_mi_thunk): Likewise.
14021 (ia64_const_ok_for_letter_p): Remove.
14022 (ia64_const_double_ok_for_letter_p): Remove.
14023 (ia64_extra_constraint): Remove.
14024 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14025 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14026 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14027 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14028 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14029 EXTRA_MEMORY_CONSTRAINT): Remove.
14030 * config/ia64/ia64.md: Include constriants.md. Replace
14031 CONST_OK_FOR_? with satisfies_constraint_?.
14033 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14034 H.J. Lu <hongjiu.lu@intel.com>
14036 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14038 (name macros): Use DPD_BID_NAME to convert names properly.
14040 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14041 decimal floating point format.
14042 (init_floating_libfuncs): Change decimal functions so that they
14043 have a "bid_" prefix if the decimal system uses the BID format,
14044 and "dpd_" prefix if the decimal system uses the DPD format.
14045 (init_interclass_conv_libfuncs): Ditto.
14046 (init_intraclass_conv_libfuncs): Ditto.
14048 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14049 using the BID format.
14051 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14052 whether we are using the BID decimal format.
14053 * configure: Regenerate.
14055 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14056 the compiler has decimal floating point enabled. Define
14057 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14060 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14061 using the BID format.
14063 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14064 whether we are using the BID decimal format.
14065 * configure: Regenerate.
14067 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14068 the compiler has decimal floating point enabled. Define
14069 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14072 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14073 options, and that it is enabled for i386/x86_64 systems.
14075 * Makefile.in (enable_decimal_float): New.
14077 (DECNUMINC): Add -I$(DECNUMFMT).
14078 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14079 to $(DECNUMFMT) from $(DECNUM).
14081 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14082 Substitute enable_decimal_float.
14083 * configure: Regenerated.
14086 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14089 * configure.ac: Enable decimal float for x86_64-*-linux*.
14090 * configure: Regenerated.
14093 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14094 decimal128ClearSign to flip and clear the sign bit in decimal128.
14095 (decimal_real_maxval): Set decimal128SetSign to set the sign
14098 2007-03-23 Ian Lance Taylor <iant@google.com>
14100 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14102 2007-03-23 Ian Lance Taylor <iant@google.com>
14104 * tree-dump.c (dump_files): Correct comment.
14106 2007-03-23 Ian Lance Taylor <iant@google.com>
14108 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14110 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14112 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14113 in cfglayout mode. Don't go into and out of cfglayout mode.
14114 Link the blocks in the order of the constructed traces.
14115 (rest_of_handle_tracer): Adjust call to tracer.
14116 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14117 Don't go into cfglayout mode.
14118 (rtl_loop_done): Don't go out of cfglayout mode.
14119 * cfglayout.c (relink_block_chain): New function, split out from...
14120 (fixup_reorder_chain): ...here. Remove redundant checking.
14121 (cfg_layout_finalize): Don't clear the header, footer, and aux
14122 fields here, move the code to do so to relink_block_chain. Likewise
14123 for free_original_copy_tables.
14124 * rtl.h (tracer): Update prototype.
14125 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14126 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14127 mode. Use relink_block_chain to serialize the CFG according to the
14128 new basic block order. Move targetm.cannot_modify_jumps_p check from
14130 (gate_handle_reorder_blocks): ...to here.
14131 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14133 (gate_duplicate_computed_gotos): ...to here.
14134 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14135 something always changes when going into and out of cfglayout mode.
14136 Perform an expensive cfg cleanup while going into cfglayout mode.
14137 Always update liveness information on HAVE_conditional_execution
14138 targets. Reserialize the basic blocks and go out of cfglayout mode.
14139 * reg-stack.c: Include cfglayout.h.
14140 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14141 the call to reorder_basic_blocks.
14142 * basic-block.h (reorder_basic_blocks): Update prototype.
14143 (relink_block_chain): New prototype.
14144 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14146 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14148 * config/mips/mips.md (type, hazard, *movdi_32bit,
14149 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14150 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14151 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14152 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14153 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14155 (movcc): Change first xfer to multi.
14156 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14157 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14158 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14159 config/mips/generic.md: Change reservations using "xfer" to use
14161 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14162 using match_operand.
14163 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14164 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14166 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14168 2007-03-22 Richard Henderson <rth@redhat.com>
14170 * config/i386/i386.c: Remove unnecessary function declarations.
14171 Move targetm definition, and all related macros, to the end of
14172 the file. Resort some functions to put definitions before uses.
14173 (ix86_attribute_table): Make static. Move to end of file.
14174 (ix86_gimplify_va_arg): Make static.
14176 2007-03-22 Richard Henderson <rth@redhat.com>
14178 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14179 don't increase local_regparm with force_align_arg_pointer check.
14180 (ix86_function_sseregparm): Assert 32-bit.
14181 (type_has_variadic_args_p): New.
14182 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14183 type_has_variadic_args_p.
14184 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14185 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14186 use memset instead. Do maybe_vaarg check first; skip attribute
14187 tests if true; skip attribute tests for 64-bit.
14188 (construct_container): Remove TARGET_DEBUG_ARG.
14189 (function_arg_advance_32, function_arg_advance_64): Split out ...
14190 (function_arg_advance): ... from here.
14191 (function_arg_32, function_arg_64): Split out ...
14192 (function_arg): ... from here.
14193 (ix86_pass_by_reference): Tidy.
14194 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14195 (function_value_32): New, from parts of ix86_function_value
14196 and ix86_value_regno.
14197 (function_value_64): New, from parts of ix86_function_value
14198 and ix86_libcall_value.
14199 (ix86_function_value_1): New.
14200 (ix86_function_value, ix86_libcall_value): Use it.
14201 (return_in_memory_32, return_in_memory_64): Split out ...
14202 (ix86_return_in_memory): ... from here.
14203 (ix86_struct_value_rtx): Skip for 64-bit.
14204 (ix86_libcall_value, ix86_value_regno): Remove.
14205 (setup_incoming_varargs_64): Split out ...
14206 (ix86_setup_incoming_varargs): ... from here.
14207 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14208 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14209 * config/i386/i386-protos.h (ix86_function_value): Remove.
14210 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14212 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14215 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14216 infinities not supported, otherwise emit warning if -Woverflow. On
14217 underflow, emit warning if -Woverflow.
14218 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14220 * real.h (real_from_string): Update declaration
14222 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14223 Richard Henderson <rth@redhat.com>
14225 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14226 * calls.c (compute_argument_block_size, expand_call,
14227 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14228 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14229 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14230 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14231 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14232 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14233 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14234 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14237 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14239 * c-incpath.c (add_sysroot_to_chain): New.
14240 (merge_include_chains): Add sysroot argument. Call
14241 add_sysroot_to_chain if sysrooted.
14242 (register_include_chains): Update call to merge_include_chains.
14243 * doc/cppopts.texi: Document use of '=' in include directory
14246 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14248 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14249 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14250 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14251 insn pattern using X87MODEF12 mode macro.
14253 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14255 * regmove.c (regmove_optimize): Use reg_mentioned_p
14256 instead of reg_overlap_mentioned_p for DST.
14258 2007-03-21 Mike Stump <mrs@apple.com>
14260 * c.opt: Fixup for Objective-C/C++.
14262 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14264 * explow.c (convert_memory_address): Fold memory reference when
14265 POINTERS_EXTEND_UNSIGNED < 0
14267 2007-03-21 Richard Henderson <rth@redhat.com>
14270 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14271 * config/i386/mmintrin.h (__m64): Likewise.
14272 * config/i386/xmmintrin.h (__m128): Likewise.
14274 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14276 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14277 (VXWORKS_OS_CPP_BUILTINS): Define.
14278 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14279 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14281 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14283 * rtl.h (constant_pool_reference_p): Delete.
14284 (find_constant_src): Declare.
14285 * rtlanal.c (find_constant_src): New function.
14286 * simplify-rtx.c (constant_pool_reference_p): Delete.
14287 * config/i386/i386.md: Use find_constant_src instead of
14288 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14290 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14292 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14293 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14295 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14297 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14298 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14299 (arm_elf_asm_constructor): Use it.
14300 (arm_elf_asm_destructor): New function.
14302 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14304 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14306 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14308 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14310 2007-03-19 Andrew Haley <aph@redhat.com>
14312 PR tree-optimization/31264
14313 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14314 VIEW_CONVERT_EXPRs.
14316 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14318 PR rtl-optimization/30907
14319 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14320 (fwprop_init): Always call loop_optimizer_initialize.
14321 (fwprop_done): Always call loop_optimizer_finalize.
14322 (fwprop): We always have loop info now.
14323 (gate_fwprop_addr): Remove.
14324 (pass_fwprop_addr): Use gate_fwprop as gate.
14326 PR rtl-optimization/30841
14327 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14328 df_chain_alloc): Call df_reorganize_refs unconditionally.
14329 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14330 refs_organized to refs_organized_size.
14331 (df_ref_create_structure): Use refs_organized_size instead of
14332 bitmap_size if refs had been organized, and keep refs_organized_size
14334 * df.h (struct df_ref_info): Change refs_organized to
14335 refs_organized_size.
14336 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14339 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14341 * except.c (output_function_exception_table): Do not reference the
14342 EH personality routine for functions that do not require an
14345 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14348 * c-typeck.c (convert_for_assignment): Call comptypes for
14349 RECORD_TYPE or UNION_TYPE.
14351 PR inline-asm/30505
14352 * reload1.c (reload): Do invalid ASM checking after
14353 cleanup_subreg_operands.
14355 2007-03-19 Jeff Law <law@redhat.com>
14357 * tree-cfg.c (find_taken_edge): Tighten conditions for
14358 optimizing computed gotos.
14360 2007-03-19 Michael Matz <matz@suse.de>
14362 * builtins.c (expand_builtin_sync_operation,
14363 expand_builtin_compare_and_swap,
14364 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14367 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14368 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14371 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14373 * doc/tm.texi: Add brackets around the return type of
14374 TARGET_SECONDARY_RELOAD.
14376 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14377 Richard Guenther <rguenther@suse.de>
14379 PR tree-optimization/31254
14380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14381 Use handled_component_p () where appropriate. Continue
14382 propagating into the rhs if we propagated into an INDIRECT_REF
14385 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14387 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14388 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14389 (xde, xdee): Mode attributes adjusted to support DFP modes.
14390 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14391 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14392 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14393 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14394 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14395 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14396 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14398 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14399 "movsf"): Insn definitions removed.
14400 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14401 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14402 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14404 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14405 "reload_in<mode>", "reload_out<mode>"): Expander added.
14406 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14409 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14411 * config/s390/s390.md: Only non-functional changes. Renamed
14412 FPR mode macro to BFP all over the file.
14414 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14416 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14417 (op_type attribute): RRF instruction type added.
14418 (fT0): New mode attribute.
14419 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14420 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14421 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14422 instruction no secondary memory is needed when moving DFmode values
14423 between GPRs and FPRs.
14425 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14427 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14428 inverted and documentation adjusted.
14429 ("mhard-dfp", "msoft-dfp"): New options.
14430 * config/s390/s390.c (s390_handle_arch_option): New architecture
14432 (override_options): Sanity checks for the new options added.
14433 * config.gcc: New architecture switch: z9-ec.
14434 * config/s390/s390.h (processor_flags): PF_DFP added.
14435 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14436 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14437 when the bit is NOT set so remove it from the defaults.
14439 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14441 * genemit.c (main): Print include statement for dfp.h.
14442 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14445 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14447 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14449 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14452 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14453 instead of PATTERN.
14455 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14457 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14458 attr_length_call, output_call, output_indirect_call): Cleanup
14459 formatting of targetm calls.
14461 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14463 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14465 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14467 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14468 reservation, bypass and anti-bypass descriptions for these
14469 instructions. Update move patterns.
14470 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14473 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14475 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14476 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14477 (get_initial_def_for_reduction): Likewise.
14479 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14481 Fix PR tree-optimization/29922
14482 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14483 (get_representative): Removed.
14484 (value_dies_in_block_x): Update for rvuse removal.
14485 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14486 (compute_antic_aux): Handle when PHI nodes appear in
14487 non-single-successors.
14488 (dump_bitmap_of_names): Removed.
14489 (compute_antic_safe): Renamed and removed rvuse calculation.
14490 Calculate only antic safe.
14491 (insert_into_preds_of_block): Remove assert.
14492 (execute_pre): Update for renamed functions.
14493 (defer_or_phi_translate_block): New function.
14495 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14497 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14498 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14500 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14501 Follow spelling conventions.
14503 * tree-data-ref.h: Remove the prototype for analyze_array.
14505 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14507 PR tree-optimization/31041
14508 * tree-vect-transform.c (get_initial_def_for_induction): Call
14509 force_gimple_operand.
14511 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14513 * ipa-type-escape.c (look_for_casts) : Revert code to use
14514 handled_component_p due to ada test a-numaux.adb.
14516 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14518 * final.c (final_scan_insn): Alter the condition of a
14519 conditional trap if we have nonstandard CC.
14521 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14523 * configure.ac: Remove excess quoting from asm line 0 test.
14524 * configure: Rebuilt.
14526 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14528 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14529 * c-common.c (convert_and_check): Move warning logic to...
14530 (warnings_for_convert_and_check): ...here. Define.
14531 * c-common.h (warnings_for_convert_and_check): Declare.
14533 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14535 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14536 (output_call): Likewise.
14538 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14540 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14542 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14544 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14546 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14548 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14549 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14551 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14553 PR tree-optimization/31183
14554 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14555 Use double_int instead of unsigned int for representing access_strides.
14556 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14558 2007-03-16 Richard Guenther <rguenther@suse.de>
14560 PR tree-optimization/31146
14561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14562 to allow recursion of forward_propagate_addr_expr.
14563 (forward_propagate_addr_into_variable_array_index): Likewise.
14564 (forward_propagate_addr_expr): Likewise.
14565 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14566 (forward_propagate_addr_expr_1): Recurse on simple copies
14567 instead of propagating into them. Do so for useless conversions
14569 (forward_propagate_addr_expr): Clean up unused statements after
14572 2007-03-16 Richard Guenther <rguenther@suse.de>
14574 * builtins.c (expand_builtin_cexpi): Use the right argument
14575 for the expansion via cexp.
14577 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14579 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14580 * configure: Rebuilt.
14582 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14585 * dwarf2out.c (force_type_die): Adjust comment.
14586 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14588 2007-03-15 DJ Delorie <dj@redhat.com>
14590 * config/frv/predicates.md (minmax_operator): Don't check operands
14593 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14595 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14596 Update constant estimates of number of iterations.
14597 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14598 argument renamed to "realistic".
14599 (compute_estimated_nb_iterations): Removed.
14600 (record_niter_bound): New function.
14601 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14602 call record_nonwrapping_iv with upper = false.
14603 (infer_loop_bounds_from_signedness): Pass upper argument to
14604 record_nonwrapping_iv.
14605 (estimate_numbers_of_iterations_loop): Do not call
14606 compute_estimated_nb_iterations. Record estimate based on profile
14607 information. Initialize the constant estimates of number of
14609 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14611 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14612 number of iterations is too small.
14613 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14614 (EST_NOT_AVAILABLE): Removed.
14615 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14616 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14619 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14621 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14622 Handle NE_EXPR guards.
14624 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14627 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14628 Set also -pedantic-errors by default for the preprocessor unless
14629 -fpermissive is given.
14631 2007-03-15 Richard Guenther <rguenther@suse.de>
14633 PR middle-end/29719
14634 PR middle-end/31161
14635 * builtins.c (expand_builtin_cexpi): As a fallback if we
14636 don't have builtins for sincos or cexp create a function
14637 declaration for cexp and expand to a call to that.
14638 (expand_builtin_int_roundingfn): Always fall
14639 back to floor/ceil and its variants even if they may be
14642 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14644 PR middle-end/31159
14645 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14646 jump tables, move the call to delete_dead_jumptables from here...
14647 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14648 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14649 don't allow merging of blocks that try_redirect_by_replacing_jump
14650 also does not handle when not optimizing.
14652 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14653 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14655 * config/i386/i386.md (x86_sahf_1): Correctly handle
14658 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14662 x86_64_general_operand as operand[2] predicate. Remove "iF"
14663 from operand constraints and use "e" constraint instead.
14664 (*subti3_1, *subti3_1 splitter): Ditto.
14665 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14666 operand[1] predicate.
14668 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14670 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14671 arrays, multiply the access strides by the size of the sub-array.
14672 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14674 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14676 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14677 the configured assembler supports the sahf mnemonic.
14678 * configure: Regenerate.
14679 * config.in: Regenerate.
14681 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14682 emit "sahf" or ".byte\t0x9e" as asm template.
14684 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14687 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14688 option to replace hard coded TARGET_xxx in md file.
14689 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14690 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14691 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14692 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14693 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14694 (X86_TUNE_NOT_VECTORMODE): Ditto.
14695 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14696 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14697 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14698 (TUNE_SLOW_IMUL_IMM8): Ditto.
14699 (TUNE_MOVE_M1_VIA_OR): Ditto.
14700 (TUNE_NOT_UNPAIRABLE): Ditto.
14701 (TUNE_NOT_VECTORMODE): Ditto.
14703 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14706 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14707 tuning options instead of hard coded TARGET_xxx.
14708 (fix ssemode peephole2's): Ditto.
14709 (imul peephole2's): Ditto.
14711 (movdi_or_rex64): Ditto.
14712 (move peephole2): Ditto.
14713 (not peephole2's): Ditto.
14715 2007-03-14 Dirk Mueller <dmueller@suse.de>
14717 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14718 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14719 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14721 * c-parser.c (c_parser_do_statement): Warn about empty body in
14722 do/while statement.
14723 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14724 * doc/invoke.texi (-Wempty-body): Update documentation.
14726 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14729 * c-common.h (warn_for_div_by_zero): Declare.
14730 * c-common.c (warn_for_div_by_zero): Define.
14731 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14734 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14736 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14737 to PREFIX and STANDARD_PREFIX.
14739 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14740 Phil Edwards <phil@codesourcery.com>
14742 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14743 (__gthread_once_t): Remove busy field for RTPs.
14744 (__GTHREAD_ONCE_INIT): Update accordingly.
14746 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14748 * doc/invoke.texi: Document VxWorks options.
14750 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14752 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14754 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14756 PR tree-optimization/30590
14757 * tree-nrv.c (tree_nrv): Check for the partial update of the
14760 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14762 * flags.h (flag_random_seed): Remove declaration, in favor of...
14763 * toplev.h (get_random_seed, set_random_seed): ... these.
14764 * tree.c (get_file_function_name): Use the former.
14765 * opts.c (common_handle_option): Use the latter.
14768 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14770 PR middle-end/31127
14771 * cse.c (cse_find_path): Do not bail out if a basic block that
14772 we already visited now becomes part of a path that starts at a
14773 different basic block. Just disallow this, to make sure we
14774 visit each basic block at most once.
14776 2007-03-13 Jan Hubicka <jh@suse.cz>
14778 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14779 attributes, when profile esitmate is present, calls with very low
14780 frequency are cold.
14782 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14784 PR tree-optimization/30730
14785 PR tree-optimization/26900
14786 * tree-ssa-loop-niter.c: Include gmp.h.
14787 (bounds): New type.
14788 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14789 split_to_var_and_offset, determine_value_range,
14790 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14791 bound_difference, bounds_add, bounds_negate,
14792 number_of_iterations_ne_max, dump_affine_iv): New functions.
14793 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14794 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14795 difference of initial and final value of control iv to validate
14797 (number_of_iterations_cond): Add loop parameter. Determine bounds
14798 on the difference of the extremes of the control iv. Add dumps.
14799 (expand_simple_operations): Handle phi nodes.
14800 (simplify_using_initial_conditions): Do not record used conditions.
14801 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14802 Do not set additional_info.
14803 (implies_nonnegative_p, implies_ge_p): Removed.
14804 (derive_constant_upper_bound): Do not use parameter `additional'.
14805 (record_estimate): Parameter `additional' removed. Parameter
14806 `i_bound' added. Do not call derive_constant_upper_bound.
14807 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14808 bound the number of iterations estimate.
14809 (estimate_numbers_of_iterations_loop): Pass the estimate from
14810 the number of iterations analysis to record_estimate.
14811 * tree.h (multiple_of_p): Declare.
14812 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14813 (scev_const_prop): Do not check expression_expensive_p.
14814 * fold-const.c (multiple_of_p): Exported.
14815 * double-int.c (double_int_mask): Exported.
14816 * double-int.h (double_int_mask): Declare.
14817 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14818 field. Added max field.
14820 2007-03-13 David Taylor <taylor@candd.org>
14823 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14826 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14829 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14830 two unamed patterns.
14832 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14834 * config/i386/i386.opt (mcx16, msahf): New options.
14835 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14836 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14838 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14839 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14840 Output -mcx16 and -msahf options when corresponding bit is set.
14842 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14843 and -msahf options.
14845 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14847 * configure.ac: Test for assembler tolerance to # 0 "".
14848 * configure, config.in: Rebuilt.
14849 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14851 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14853 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14855 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14856 (handle_syscall): Handle direct system calls.
14857 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14859 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14861 * doc/invoke.texi: Fix cpp.info cross-reference.
14862 * doc/passes.texi: Fix gcc.info cross-reference.
14864 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14866 PR tree-optimization/30835
14867 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14868 bb_for_stmt is not NULL before accessing it.
14870 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14872 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14875 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14878 * doc/install.texi: Document --enable-stage1-languages
14880 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14882 * tree-pass.h (pass_into_cfg_layout_mode,
14883 pass_outof_cfg_layout_mode): Declare.
14884 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14885 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14886 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14887 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14889 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14891 * c-decl.c (warn_variable_length_array): New function.
14892 Refactored from grokdeclarator to handle warn_vla
14893 and handle unnamed array case.
14894 (grokdeclarator): Refactored VLA warning case.
14895 * c.opt (Wvla): New flag.
14896 * doc/invoke.texi (Wvla): New warning.
14898 2007-03-12 Richard Henderson <rth@redhat.com>
14900 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14901 (TARGET_SECTION_TYPE_FLAGS): New.
14903 2007-03-12 Richard Henderson <rth@redhat.com>
14905 * config/darwin.c (machopic_reloc_rw_mask): New.
14906 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14907 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14909 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14911 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14912 * cppdefault.h (cpp_PREFIX): Document.
14913 (cpp_PREFIX_len): Likewise.
14914 (cpp_EXEC_PREFIX): New variable.
14915 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14916 * c-incpath.c (add_standard_paths): Correct logic for relocating
14917 paths within prefix.
14919 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14921 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14922 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14924 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14925 fix_truncdfdi_sse using SSEMODEF mode macro.
14926 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14927 fix_truncdfsi_sse using SSEMODEF mode macro.
14928 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14929 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14931 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14933 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14934 elfos.h to tm_file.
14936 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14938 * tree.h : Add multiple_of_p declaration.
14939 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14940 * ipa-type-escape.c (results_of_malloc): Redundant.
14941 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14942 (cast_type): Extended with new members.
14943 (check_cast): Returns cast_type.
14944 (cast): New structure for data of walk_use_def_chains.
14945 (is_malloc_result, is_cast_from_non_pointer_1,
14946 is_cast_from_non_pointer,
14947 is_array_access_through_pointer_and_index): New functions.
14948 (look_for_casts): Returns cast types.
14949 (check_call): Returns void.
14950 (okay_pointer_operation): Use support of pointer plus index,
14951 pointer plus constant and allow all multiplications.
14953 2007-03-11 Richard Guenther <rguenther@suse.de>
14955 PR tree-optimization/31115
14956 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14957 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14958 A shift count of zero is not special as with *_DIV_EXPR.
14959 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14962 2007-03-11 Ian Lance Taylor <iant@google.com>
14964 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14965 the *_DIV_EXPR codes correctly with overflow infinities.
14967 2007-03-11 Ira Rosen <irar@il.ibm.com>
14969 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14970 indicate success/failure of the analysis. Add negation to subtrahend
14971 in case of subtraction. Fail if both operands contain constants.
14972 (create_data_ref): Fail if analyze_offset fails.
14974 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14976 * config/i386/i386.md (frndintxf2): Rename to ...
14977 (rintxf2): ... this. Remove expander having same name.
14978 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14979 (roundsf2, rounddf2): Ditto.
14980 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14981 (lround<mode>di2, lround<mode>si2): Ditto.
14983 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14985 * lower-subreg.c: Include except.h.
14986 (decompose_multiword_subregs): Verify that the only control flow
14987 insns we can split are loads to multi-words pseudos.
14988 Handle breaking such blocks after splitting, instead of calling
14989 find_many_sub_basic_blocks.
14991 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14992 on the new basic block. Add a lengthy comment explaining why we
14993 thought this was necessary.
14994 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14996 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14999 * tree.c (walk_type_fields): Recurse into the element type of
15000 ARRAY_TYPEs if there is a pointer set.
15002 2007-03-10 Dirk Mueller <dmueller@suse.de>
15004 * c-common.c (warn_logical_operator): Fix condition.
15006 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15008 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15010 * config/darwin.c (machopic_select_section): Remove superfluous
15011 argument in call to categorize_decl_for_section. Remove unused
15014 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15016 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15018 * configure: Regenerate.
15020 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15023 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15024 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15025 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15026 Add LABEL_NUSES to emitted label.
15027 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15028 branch probability value to emitted jump insn.
15029 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15030 Do not check life information and do not re-arrange input operands
15031 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15033 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15035 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15036 the change of decode_asm_operands.
15038 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15040 * mode-switching.c (create_pre_exit): Skip blockage insn.
15042 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15044 * tree-pass.h (TODO_update_smt_usage): Remove.
15046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15050 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15052 * pa.c (attr_length_call): Revise condition for long
15053 pc-relative branch.
15054 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15055 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15056 sequence on SOM target.
15058 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15060 * gcc.c: Document %{, in big comment at top.
15061 (input_suffix_matches): Remove special handling for .s and
15063 (input_spec_matches): New.
15064 (handle_braces): Handle %{,.
15065 (validate_switches): ',' indicates a value which is not a switch.
15066 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15067 to detect assembler input.
15068 * config/i386/sol2.h (CPP_SPEC): Likewise.
15069 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15070 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15071 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15072 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15073 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15074 -m64 causes deployment target to default to 10.5.
15075 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15077 2007-03-09 Richard Henderson <rth@redhat.com>
15080 * target.h (targetm.asm.out.reloc_rw_mask): New.
15081 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15082 (TARGET_ASM_OUT): Use it.
15083 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15084 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15085 use the new reloc_rw_mask target hook instead.
15086 (default_section_type_flags_1): Merge into...
15087 (default_section_type_flags): ... here.
15088 (decl_readonly_section_1): Merge into...
15089 (decl_readonly_section): ... here.
15090 (default_elf_select_section_1): Merge into...
15091 (default_elf_select_section): ... here.
15092 (default_unique_section_1): Merge into...
15093 (default_unique_section): ... here.
15094 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15095 (default_select_rtx_section): Use it.
15096 (default_elf_select_rtx_section): Likewise.
15097 * output.h: Update to match.
15098 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15099 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15100 (TARGET_ASM_RELOC_RW_MASK): New.
15101 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15102 to categorize_decl_for_section.
15103 (x86_64_elf_unique_section): Likewise.
15104 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15105 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15106 (TARGET_ASM_RELOC_RW_MASK): New.
15107 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15108 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15109 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15110 (TARGET_RWRELOC): Remove.
15111 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15112 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15113 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15114 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15115 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15116 (rs6000_xcoff_select_section): Use decl_readonly_section.
15117 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15118 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15119 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15120 (TARGET_SECTION_TYPE_FLAGS): Remove.
15121 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15123 2007-03-09 Roger Sayle <roger@eyesopen.com>
15125 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15126 complex constant equality/inequality comparisons for here.
15127 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15128 known at compile-time or can be simplified to a scalar comparison.
15129 (fold_relational_const): Move compile-time evaluation of complex
15130 constant equality/inequality comparisons to here.
15132 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15134 PR rtl-optimization/30643
15135 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15137 (fold_rtx): Recurse, like before 2006-11-03.
15139 2007-03-09 DJ Delorie <dj@redhat.com>
15141 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15144 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15146 PR tree-optimization/30375
15147 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15148 LHS of statements is not the same.
15149 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15151 2007-03-09 Chao-ying Fu <fu@mips.com>
15153 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15155 * doc/invoke.texi (-mdspr2): Document new option.
15156 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15157 New unspec for DSP REV 2.
15158 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15159 these instructions are extended in DSP REV 2.
15160 (mips-dspr2.md): Include.
15161 * config/mips/mips.opt (mdspr2): New option.
15162 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15163 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15164 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15165 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15166 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15167 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15168 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15170 (bdesc_map): Add one field of unsupported_target_flags.
15171 (bdesc_arrays): Update entries to have extra fields. Add
15173 (mips_init_builtins): Initialize new function types.
15174 Check unsupported_target_fileds to filter out builtins.
15175 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15177 (ASM_SPEC): Pass mdspr2 to the assembler.
15178 * config/mips/mips-dspr2.md: New file.
15180 2007-03-09 Sa Liu <saliu@de.ibm.com>
15182 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15184 2007-03-09 Ian Lance Taylor <iant@google.com>
15186 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15187 argument) like -Wstrict-overflow=2.
15188 * doc/invoke.texi (Warning Options): Update documentation.
15190 2007-03-09 Dirk Mueller <dmueller@suse.de>
15193 * doc/invoke.texi (-Wlogical-op): Document.
15194 * common.opt (-Wlogical-op): New.
15195 * c-common.h (warn_logical_operator): Declare.
15196 * c-common.c (warn_logical_operator): Define.
15197 * c-typeck.c (parser_build_binary_op): Call
15198 warn_logical_operator.
15200 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15202 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15203 * final.c (final_scan_insn): Test for non-"" file name.
15205 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15207 * doc/loop.texi: Document the Omega linear constraints solver.
15208 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15209 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15210 omega-hash-table-size, omega-max-keys, and
15211 omega-eliminate-redundant-constraints.
15212 * tree-pass.h (pass_check_data_deps): Declared.
15215 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15216 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15217 pass_check_data_deps): New.
15218 * tree-data-ref.c (init_data_ref): Remove declaration.
15219 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15220 (analyze_array): Renamed init_array_ref, move up initializations.
15221 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15222 Removed arguments that are set to NULL.
15223 (analyze_indirect_ref): Correct indentation, correct call to
15225 (object_analysis): Call init_array_ref instead of analyze_array.
15226 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15227 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15228 of DR_ACCESS_FNS_ADDR.
15229 (init_omega_eq_with_af, omega_extract_distance_vectors,
15230 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15231 ddr_consistent_p): New.
15232 (compute_affine_dependence): Check consistency of ddrs when
15233 flag_check_data_deps is passed.
15234 (analyze_all_data_dependences): Uncomment.
15235 (tree_check_data_deps): New.
15236 * tree-data-ref.h: Include omega.h.
15237 (DR_ACCESS_FNS_ADDR): Removed.
15238 (data_dependence_relation): Add inner_loop.
15239 (DDR_INNER_LOOP): New.
15240 * common.opt (fcheck-data-deps): New.
15241 * tree-flow.h (tree_check_data_deps): Declare.
15242 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15243 (OBJS-common): Depend on omega.o.
15245 * passes.c (pass_check_data_deps): Scheduled.
15246 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15247 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15248 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15249 PARAM_VECT_MAX_VERSION_CHECKS,
15250 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15252 2007-03-09 Richard Guenther <rguenther@suse.de>
15254 PR tree-optimization/30904
15255 PR middle-end/31058
15256 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15257 the same way as *_DIV_EXPR.
15259 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15261 * recog.c (decode_asm_operands): No mixed declarations and code.
15263 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15265 * rtl.def (ASM_INPUT): Add location.
15266 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15267 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15268 (decode_asm_operands): Add loc operand.
15269 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15270 * stmt.c (expand_asm): Rename to...
15271 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15272 gen_rtx_ASM_INPUT_loc.
15273 (expand_asm_expr): Adjust.
15274 * recog.c (decode_asm_operands): Add loc operand.
15275 (check_asm_operands, extract_insn): Adjust.
15276 * reload1.c (maybe_fix_stack_asms): Likewise.
15277 * final.c (asm_insn_count): Likewise.
15278 (final_scan_insn): Output # line before and after asm.
15280 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15282 * tree-ssa-structalias.c (variable_info): Remove
15284 (new_var_info): Ditto.
15285 (shared_bitmap_info_t): New structure.
15286 (shared_bitmap_table): New variable.
15287 (shared_bitmap_hash): New function.
15288 (shared_bitmap_eq): Ditto
15289 (shared_bitmap_lookup): Ditto.
15290 (shared_bitmap_add): Ditto.
15291 (merge_smts_into): Change to take bitmap directly.
15292 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15293 (init_alias_vars): Init shared bitmap hashtable.
15294 (delete_points_to_sets): Delete shared bitmap hashtable.
15295 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15296 is_aliased removal as a change that was still necessary was
15299 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15301 * config/i386/i386.h (override_options): Conditionally disable
15302 x86_sahf for 64bit targets only.
15304 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15307 * c-decl.c (merge_decls): Don't call make_var_volatile.
15308 * varasm.c (make_var_volatile): Remove.
15309 * output.h (make_var_volatile): Remove.
15311 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15313 PR tree-optimization/31085
15314 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15316 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15318 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15319 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15320 ATTR_CONST_NOTHROW_LIST.
15322 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15325 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15327 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15329 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15332 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15334 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15335 passed, use shared libgcc.
15337 2007-03-08 Roger Sayle <roger@eyesopen.com>
15339 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15340 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15341 (honor_protect_cleanup_actions, lower_try_finally_switch):
15343 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15344 ifc_temp_var): Likewise.
15345 * tree-inline.c (setup_one_parameter): Likewise.
15346 * tree-mudflap.c (mf_decl_cache_locals,
15347 mf_build_check_statement_for): Likewise.
15348 * tree-nested.c (init_tmp_var, save_tmp_var,
15349 finalize_nesting_tree_1): Likewise.
15350 * tree-outof-ssa.c (insert_copy_on_edge,
15351 insert_backedge_copies): Likewise.
15352 * tree-profile.c (tree_gen_edge_profiler,
15353 tree_gen_ic_profiler): Likewise.
15354 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15355 * tree-sra.c (sra_build_assignment): Likewise.
15356 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15357 * tree-ssa-math-opts.c (insert_reciprocals,
15358 execute_cse_sincos_1): Likewise.
15359 * tree-tailcall.c (adjust_accumulator_values,
15360 adjust_return_value): Likewise.
15361 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15362 * tree-vect-transform.c (vect_create_data_ref_ptr,
15363 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15364 vect_create_epilog_for_reduction, vectorizable_reduction,
15365 vectorizable_call, vectorizable_conversion,
15366 vectorizable_assignment, vectorizable_operation,
15367 vectorizable_type_demotion, vect_gen_widened_results_half,
15368 vect_permute_store_chain, vectorizable_store,
15369 vect_setup_realignment, vect_permute_load_chain,
15370 vectorizable_load, vectorizable_condition,
15371 vect_create_cond_for_align_checks): Likewise.
15372 * tree-vrp.c (build_assert_expr_for): Likewise.
15374 2007-03-08 Ian Lance Taylor <iant@google.com>
15376 * tree-vrp.c: Include "intl.h".
15377 (usable_range_p): New static function.
15378 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15379 overflowed values, juts set *strict_overflow_p.
15380 (compare_values): Only return -2 if one of the operands is not a
15382 (compare_ranges): Call usable_range_p.
15383 (compare_range_with_value): Likewise.
15384 (vrp_evaluate_conditional_warnv): Rename from
15385 vrp_evaluate_conditional. Make static. Change all callers.
15386 (vrp_evaluate_conditional): New function.
15387 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15388 on signed overflow.
15389 (simplify_abs_using_ranges): Likewise.
15390 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15391 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15392 within_stmt parameter.
15393 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15394 vrp_evaluate_conditional.
15395 * tree-ssa-threadedge.c
15396 (record_temporary_equivalences_from_stmts_at_dest): Change
15397 simplify parameter to take a second tree parameter.
15398 (simplify_control_stmt_condition): Likewise.
15399 (thread_across_edge): Likewise.
15400 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15401 (thread_across_edge): Likewise.
15402 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15404 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15406 * config/i386/i386.h (TARGET_SAHF): New define.
15407 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15408 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15409 (x86_sahf): New global variable.
15410 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15411 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15412 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15413 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15415 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15416 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15417 when expanding fcomi/sahf based tests.
15418 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15419 expanding sahf based alternative. Emit sahf based sequence when
15420 optimizing for code size.
15421 * config/i386/i386.md (x86_sahf_1): Do not disable for
15422 TARGET_64BIT, enable for TARGET_SAHF.
15424 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15426 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15427 spurious whitespace from error message.
15429 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15432 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15434 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15436 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15438 * tree-sra.c (instantiate_element): Propagate disabled warnings
15439 from the element itself to the created variable.
15441 2007-03-07 Richard Henderson <rth@redhat.com>
15444 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15445 silently fix up the stack in the case of a missing register.
15447 2007-03-07 Paul Brook <paul@codesourcery.com>
15449 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15451 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15453 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15455 (phase1_vrs): Use them.
15456 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15457 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15458 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15459 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15460 __gnu_Unwind_Restore_WMMXC if required.
15461 (_Unwind_VRS_Pop): Implement iWMMXt support.
15462 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15463 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15464 gnu_Unwind_Save_WMMXC): Define.
15466 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15468 * config/vxworks.h (vxworks_override_options): Declare.
15469 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15470 * config/vxworks.c: Include target.h and toplev.h.
15471 (vxworks_override_options): New function.
15472 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15474 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15476 * config/s390/s390.c (override_options): Don't emit an error when
15477 -mstack-size is used without providing -mstack-guard.
15478 (s390_emit_prologue): Choose stack_guard value automatically if not
15479 provided via command line.
15480 * doc/invoke.texi: Adjust description of -mstack-guard and
15483 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15485 * config/i386/i386.c (output_set_got): Add a GOT initialization
15486 sequence for VxWorks PIC.
15487 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15488 around labels as well as symbols. Use gotoff_operand instead
15489 of local_symbolic_operand.
15490 (legitimize_pic_address): Use gotoff_operand instead of
15491 local_symbolic_operand. Use @GOT accesses for labels as
15493 (ix86_output_addr_diff_elt): Use PC-relative rather than
15494 GP-relative offsets for VxWorks PIC.
15495 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15496 no_new_pseudos. Check whether the returned register is op0.
15497 * config/i386/i386.md (tablejump): Use PC-relative rather than
15498 GP-relative offsets for VxWorks PIC.
15499 * config/i386/predicates.md (gotoff_operand): New predicate.
15501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15503 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15505 * config/vxworks-dummy.h: New file.
15506 * config/i386/i386.h: Include it.
15508 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15510 * dwarf2out.c (is_inlined_entry_point): New
15511 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15512 DW_AT_ranges if the first subblock is the entry point.
15514 2007-03-06 David Daney <ddaney@avtrex.com>
15516 * doc/install.texi (mips-*-*): Change recommended binutils
15519 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15521 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15522 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15524 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15525 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15527 2007-03-06 Jan Hubicka <jh@suse.cz>
15529 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15530 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15532 (probably_cold_bb_p): Cold functions are cold.
15533 (probably_never_executed_bb_p): Cold functions are cold.
15534 (tree_bb_level_predictions): Predict calls to cold functions as not
15536 (compute_function_frequency): Check hot/cold attributes.
15537 * function.h (function_frequency): Update comments.
15538 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15539 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15540 (c_common_att): Add cold and hot.
15542 * doc/extend.texi (hot,cold attributes): Document.
15544 2007-03-06 Andrew Haley <aph@redhat.com>
15546 * function.c (expand_function_end): Move blockage to just after we
15547 emit the label for the naked return from the function.
15549 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15551 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15554 2007-03-06 Jan Hubicka <jh@suse.cz>
15556 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15557 loaded for constant large models. Non-large 64bit PIC can do.
15558 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15559 * cmodel.h: Add LARGE PIC.
15560 * i386.md (UNSPEC_PLTOFF): New.
15561 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15563 (*call_1_rex64): Disable for large models.
15564 (*call_1_rex64_large): New.
15565 (*call_value_1_rex64): Disable for large models.
15566 (*call_value_1_rex64_large): New.
15567 (set_rip_rex4): New.
15568 (set_got_offset_rex64): New.
15569 * predicates.md (constant_call_address_operand): For large model
15570 constant calls are not possible.
15571 * i386-protos.h (construct_plt_address): Declare.
15572 * i386.c (override_options): Accept large models.
15573 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15574 (legitimate_constant_p): Add new UNSPECs.
15575 (legitimate_pic_operand_p): Likewise.
15576 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15577 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15579 (output_pic_addr_const): Add PLTOFF.
15580 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15581 (ix86_expand_move): Legitimize pic address when in PIC mode.
15582 (construct_plt_address): New function.
15583 (ix86_expand_call): Offload the address to register and use GOT
15584 pointer for large model.
15585 * invoke.texi (mcmodel=large): Update documentation.
15587 2007-03-06 Richard Henderson <rth@redhat.com>
15589 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15590 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15591 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15592 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15593 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15594 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15595 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15596 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15597 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15598 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15599 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15600 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15601 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15602 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15603 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15604 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15605 x86_schedule, x86_use_bt, x86_pad_returns,
15606 x86_use_xchgb): Merge into ...
15607 (ix86_tune_features): ... here. New array.
15608 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15609 x86_bswap): Merge into ...
15610 (ix86_arch_features): ... here. New array.
15611 (x86_3dnow_a): Remove.
15612 (x86_accumulate_outgoing_args): Make static.
15613 (x86_arch_always_fancy_math_387): Make static.
15614 (ix86_tune_mask, ix86_arch_mask): Move ...
15615 (override_options): ... to local variables here. Apply the
15616 appropriate mask to each element of ix86_arch_features and
15617 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15618 as were done in the old macros.
15619 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15620 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15621 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15622 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15623 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15624 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15625 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15626 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15627 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15628 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15629 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15630 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15631 x86_accumulate_outgoing_args, x86_prologue_using_move,
15632 x86_epilogue_using_move, x86_decompose_lea,
15633 x86_arch_always_fancy_math_387, x86_shift1,
15634 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15635 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15636 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15637 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15638 x86_use_incdec, x86_pad_returns, x86_bswap,
15639 x86_partial_flag_reg_stall): Remove.
15640 (enum ix86_tune_indices): New.
15641 (ix86_tune_features): New.
15642 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15643 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15644 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15645 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15646 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15647 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15648 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15649 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15650 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15651 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15652 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15653 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15654 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15655 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15656 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15657 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15658 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15659 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15660 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15661 TARGET_EXT_80387_CONSTANTS): Use it.
15662 (enum ix86_arch_indices): New.
15663 (ix86_arch_features): New.
15664 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15665 TARGET_BSWAP): Use it.
15666 (ix86_tune_mask, ix86_arch_mask): Remove.
15668 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15671 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15672 Define using $${sysroot_headers_suffix}.
15673 * configure: Regenerate.
15674 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15675 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15677 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15678 * gcc.c (print_sysroot_headers_suffix): New.
15679 (option_map): Include --print-sysroot-headers-suffix.
15680 (display_help): Mention -print-sysroot-headers-suffix.
15681 (process_command): Handle -print-sysroot-headers-suffix.
15682 (do_spec_1): Append multilib directory to include-fixed path if
15683 sysroot suffixes in use.
15684 (main): Handle -print-sysroot-headers-suffix.
15685 * Makefile.in (start.encap): Don't depend on xlimits.h
15686 (xlimits.h): Remove.
15687 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15688 limits.h for each multilib in fixinc_list.
15689 (fixinc_list, s-fixinc_list): New.
15690 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15691 generate them for each multilib in fixinc_list.
15692 (stmp-fixproto): Use include-fixed. Run fixproto for each
15693 multilib in fixinc_list.
15694 (mostlyclean): Don't remove xlimits.h.
15695 (clean): Remove include-fixed.
15696 (real-install-headers-tar, real-install-headers-cpio,
15697 real-install-headers-cp): Don't copy include, only include-fixed.
15698 (install-mkheaders): Depend on fixinc_list. Don't depend on
15699 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15700 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15701 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15703 2007-03-06 Jan Hubicka <jh@suse.cz>
15705 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15708 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15710 * configure.ac: Allow tm_file to contain build-directory files.
15711 * configure: Regenerate.
15712 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15713 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15714 * config/m68k/print-sysroot-suffix.sh: New file.
15716 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15718 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15719 of pic_offset_table_rtx if reload_completed.
15720 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15721 PIC_OFFSET_TABLE_REGNUM.
15722 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15724 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15725 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15727 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15729 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15730 functions that call eh_return.
15732 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15734 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15735 functions that need a constant pool.
15737 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15740 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15741 (m68k_preferred_reload_class): Likewise.
15742 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15743 (SECONDARY_RELOAD_CLASS): Define.
15744 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15745 (LIMIT_RELOAD_CLASS): Delete.
15746 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15747 registers from storing bytes.
15748 (m68k_secondary_reload_class): New function.
15749 (m68k_preferred_reload_class): Likewise.
15751 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15753 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15755 (m68k_expand_prologue): Likewise.
15757 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15759 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15760 (mips_expand_epilogue): Add a bool parameter.
15761 (m68k_legitimize_sibcall_address): Declare.
15762 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15763 (m68k_expand_epilogue): Add a parameter to select between sibling
15764 and normal epilogues. Only generate a return for the latter.
15765 (m68k_ok_for_sibcall_p): New function.
15766 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15767 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15768 (sibcall_value, *sibcall_value): Likewise.
15769 (*call, *call_value): Require !SIBLING_CALL_P.
15770 (epilogue): Update call to m68k_expand_epilogue.
15771 (sibcall_epilogue): New pattern.
15772 * config/m68k/predicates.md (const_call_operand): Say that this
15773 predicate applies to sibling calls too.
15774 (sibcall_operand): New predicate.
15776 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15778 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15779 alternatives as movsi_cf.
15780 (movsf_cf_hard): Add commentary.
15782 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15783 Richard Sandiford <richard@codesourcery.com>
15785 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15786 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15787 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15788 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15789 as being live on exit from an interrupt function.
15790 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15791 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15792 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15793 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15794 (m68k_interrupt_function_p): Globalize.
15795 (m68k_compute_frame_layout): Remove reverse mask code.
15796 (m68k_emit_movem, m68k_set_frame_related): New functions.
15797 (m68k_output_function_prologue): Delete in favor of...
15798 (m68k_expand_prologue): ...this new function.
15799 (m68k_output_function_epilogue): Delete in favor of...
15800 (m68k_expand_epilogue): ...this new function.
15801 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15803 (print_operand): Handle %?.
15804 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15805 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15806 (prologue, epilogue): New patterns.
15807 (return): Turn into a define_expand.
15808 (*return): New pattern, derived from old "return" pattern. Use rte
15809 rather than rts for interrupt functions. Only use rtd if the pop
15811 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15812 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15813 (link, *link, unlink, *unlink, load_got): Likewise.
15815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15819 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15820 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15821 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15822 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15823 and m68k_matches_u_p.
15824 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15825 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15826 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15827 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15828 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15829 (REG_STRICT_P): New macro.
15830 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15831 PCREL_GENERAL_OPERAND_OK.
15832 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15833 m68k_legitimate_base_reg_p.
15834 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15835 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15836 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15837 * config/m68k/m68k.c (m68k_address): New structure.
15838 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15839 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15840 (m68k_jump_table_ref_p, m68k_decompose_address)
15841 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15842 (m68k_matches_u_p): New functions.
15843 (print_operand_address): Rewrite to use m68k_decompose_index.
15845 2007-03-05 David Taylor <dtaylor@emc.com>
15847 * gcc.c: Correct copyright date in --version output.
15849 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15851 * pa.md: In unamed move patterns, disparge copies between general
15852 and floating point registers using '?' modifier. Don't include 'f'
15853 constraint for register preferences in DImode, SImode, HImode and
15854 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15855 Remove constraints for copies between general and floating registers
15856 in soft-float DFmode pattern.
15857 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15861 2007-03-05 Mike Stump <mrs@apple.com>
15863 * c-common.c (targetcm): Add.
15864 * c-opts.c (c_common_handle_option): Handle language specific
15866 * opts.c (handle_option): Verify language for target options, if
15868 * opth-gen.awk: Add CL_LANG_ALL.
15869 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15870 (TARGETCM_INITIALIZER): Add.
15871 * target.h (struct gcc_targetcm): Add.
15873 * targhooks.c (default_handle_c_option): Add.
15874 * targhooks.h (default_handle_c_option): Add.
15875 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15877 * config/darwin.opt (iframework): Add.
15878 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15879 * config/darwin-c.c (handle_c_option): Add.
15880 (TARGET_HANDLE_C_OPTION): Add.
15882 * doc/invoke.texi (Darwin Options): Add -iframework.
15884 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15886 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15889 2007-03-05 Ian Lance Taylor <iant@google.com>
15891 * c.opt (fgnu89-inline): New option.
15892 * c-opts.c (c_common_post_options): Set default value for
15894 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15895 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15897 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15898 (grokdeclarator, start_function): Likewise.
15899 * c-cppbuiltin.c (c_cpp_builtins): Define either
15900 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15901 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15902 (C Dialect Options): Document -fgnu89-inline.
15903 * doc/extend.texi (Function Attributes): Explain what the
15904 gnu_inline attribute does.
15905 * doc/cpp.texi (Common Predefined Macros): Document
15906 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15908 2007-03-05 Ian Lance Taylor <iant@google.com>
15910 PR tree-optimization/31034
15911 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15912 half-range if the other side is an overflow infinity.
15914 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15916 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15917 (bfin*-linux-uclibc*): New configuration.
15918 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15920 * config/bfin/linux.h: New file.
15921 * config/bfin/libgcc-bfin.ver: New file.
15922 * config/bfin/t-bfin-uclinux: New file.
15923 * config/bfin/t-bfin-linux: New file.
15924 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15925 (TARGET_OS_CPP_BUILTINS): New macro.
15927 2007-03-05 Richard Guenther <rguenther@suse.de>
15929 * fold-const.c (fold_binary): Remove duplicate folding
15930 of comparison of non-null ADDR_EXPR against null.
15932 2007-03-05 Richard Guenther <rguenther@suse.de>
15933 Dorit Nuzman <dorit@il.ibm.com>
15935 PR tree-optimization/26420
15936 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15937 are no loops in the function. Only print the number of
15938 vectorized loops if it is greater than zero or we are supposed
15939 to print information about unvectorized loops.
15941 2007-03-05 Revital Eres <eres@il.ibm.com>
15943 * gcc.dg/var-expand1.c: New test.
15944 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15945 when an accumulator is expanded.
15947 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15950 * c-common.c (convert_and_check): Don't give warnings for
15951 conversion if 'expr' already overflowed.
15953 2007-03-04 Roger Sayle <roger@eyesopen.com>
15955 PR middle-end/30744
15956 * fold-const.c (fold_comparison): Enforce type consistency when
15957 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15959 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15961 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15962 containing a cast to the base of TARGET_MEM_REF.
15964 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15966 * tree.c (tree_contains_struct_check_failed): Remove spurious
15967 whitespace from error message.
15969 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15972 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15973 instead of precision.
15975 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15976 Nathan Sidwell <nathan@codesourcery.com>
15978 * emit-rtl.c (find_auto_inc): New.
15979 (try_split): recreate REG_INC notes,
15980 Use regular for loops rather than whiles.
15982 2007-03-03 Andreas Schwab <schwab@suse.de>
15984 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15985 * configure: Regenerate.
15987 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15989 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15990 flag_rounding_math, not flag_unsafe_math_optimizations.
15992 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15994 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15995 alpha_fold_vector_minmax): Likewise.
15996 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15997 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15999 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16001 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16002 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16003 if the lhs has side-effects.
16004 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16006 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16008 * config/i386/i386.h (TUNEMASK): Remove define.
16009 (ARCHMASK): Remove define.
16010 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16011 Use ix86_arch_mask variable instead of ARCHMASK.
16012 * config/i386/i386.c (override_options): Ditto.
16013 (standard_80387_constant_p): Ditto.
16015 2007-03-02 Ian Lance Taylor <iant@google.com>
16017 Used signed infinities in VRP.
16018 * tree-vrp.c (uses_overflow_infinity): New static function.
16019 (supports_overflow_infinity): New static function.
16020 (make_overflow_infinity): New static function.
16021 (negative_overflow_infinity): New static function.
16022 (positive_overflow_infinity): New static function.
16023 (is_negative_overflow_infinity): New static function.
16024 (is_positive_overflow_infinity): New static function.
16025 (is_overflow_infinity): New static function.
16026 (overflow_infinity_range_p): New static function.
16027 (compare_values_warnv): New function split out of compare_values.
16028 (compare_value): Call it.
16029 (set_value_range_to_nonnegative): Add overflow_infinity
16030 parameter. Change caller.
16031 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16033 (vrp_expr_computes_nonzero): Likewise.
16034 (compare_ranges, compare_range_with_value): Likewise.
16035 (compare_name_with_value, compare_names): Likewise.
16036 (vrp_evaluate_conditional): Likewise.
16037 (set_value_range): Handle infinity
16038 (vrp_operand_equal_p, operand_less_p): Likewise.
16039 (extract_range_from_assert): Likewise.
16040 (vrp_int_const_binop): Likewise.
16041 (extract_range_from_binary_expr): Likewise.
16042 (extract_range_from_unary_expr): Likewise.
16043 (extract_range_from_comparison): Likewise.
16044 (extract_range_from_expr): Likewise.
16045 (dump_value_range): Likewise.
16046 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16047 (test_for_singularity): Likewise.
16048 (vrp_int_const_binop): Remove inline qualifier.
16049 (adjust_range_with_scev): Add comment.
16050 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16052 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16054 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16055 (get_constraint_for): Likewise.
16056 (do_structure_copy): Likewise.
16057 (find_func_aliases): Fix references to MODIFY_EXPR.
16058 (intra_create_variable_infos): Tidy.
16059 * tree-ssa-operands.c (add_virtual_operand): Add argument
16061 When adding members of alias sets, if IS_CALL_SITE is true and
16062 the symbol is not call-clobbered, skip it.
16063 Adjust all callers.
16065 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16067 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16068 entry by means of emit_insn_at_entry.
16070 2007-03-02 Richard Henderson <rth@redhat.com>
16072 * expr.h (promoted_input_arg): Remove decl.
16073 * function.c (promoted_input_arg): Merge into ...
16074 * combine.c (setup_incoming_promotions): ... only caller.
16075 Rearrange to avoid double loop.
16077 2007-03-02 Ben Elliston <bje@au.ibm.com>
16078 Peter Bergner <bergner@vnet.ibm.com>
16079 Janis Johnson <janis187@us.ibm.com>
16081 * config/rs6000/dfp.md: New file.
16082 * config/rs6000/rs6000.md: Include dfp.md.
16083 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16084 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16085 and TDmode decimal float modes in FP registers.
16086 (num_insns_constant): Likewise.
16087 (rs6000_legitimate_offset_address_p): Likewise.
16088 (rs6000_legitimize_address): Likewise.
16089 (rs6000_legitimize_reload_address): Likewise.
16090 (rs6000_legitimate_address): Likewise.
16091 (rs6000_emit_move): Likewise.
16092 (function_arg_boundary): Likewise.
16093 (function_arg_advance): Likewise.
16094 (rs6000_darwin64_record_arg_recurse): Likewise.
16095 (function_arg): Likewise.
16096 (rs6000_gimplify_va_arg): Likewise.
16097 (rs6000_split_multireg_move): Likewise.
16098 (rs6000_output_function_epilogue): Likewise.
16099 (rs6000_output_function_epilogue): Likewise.
16100 (rs6000_register_move_cost): Likewise.
16101 (rs6000_function_value): Likewise.
16102 (rs6000_libcall_value): Likewise.
16104 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16106 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16108 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16110 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16111 Use $MULTIDIR to choose between the kernel and RTP headers,
16112 and use $WIND_BASE and $WIND_USR to locate them.
16114 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16116 * config/i386/i386.c (override_options): Put initialization of
16117 ix86_tune_mask and ix86_arch_mask to the correct place.
16119 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16120 Michael Meissner <michael.meissner@amd.com>
16123 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16124 (ARCHMASK): Define.
16125 (TARGET_CMOVE): Use ARCHMASK.
16126 (TARGET_CMPXCHG): Ditto.
16127 (TARGET_CMPXCHG8B): Ditto.
16128 (TARGET_XADD): Ditto.
16129 (TARGET_BSWAP): Ditto.
16130 * config/i386/i386.c (ix86_tune_mask): New global variable.
16131 (ix86_arch_mask): Ditto.
16132 (override_options): Initialize ix86_tune_mask and
16133 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16136 2007-03-02 Ben Elliston <bje@au.ibm.com>
16139 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16141 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16143 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16144 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16145 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16146 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16148 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16149 rs6000_init_dwarf_reg_sizes_extra): New.
16150 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16151 SPE register high parts.
16153 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16155 * Makefile.in: Add install-pdf target as
16156 copied from automake v1.10 rules.
16157 * configure.ac: Add install-pdf to target list.
16158 * configure: Regenerate.
16160 2007-03-01 Paul Brook <paul@codesourcery.com>
16162 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16163 modes to LDRD for DImode.
16164 (output_move_double): Fixup out of range ldrd/strd.
16165 (vfp_secondary_reload_class): Rename...
16166 (coproc_secondary_reload_class): ... to this. Add wb argument.
16167 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16168 coproc_secondary_reload_class for CLASS_IWMMXT.
16169 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16170 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16172 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16174 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16175 unroll factor by the estimated number of iterations.
16176 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16177 than prefetch latency.
16179 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16180 decode_caches_intel, detect_caches_intel): New functions.
16181 (host_detect_local_cpu): Use detect_caches_amd and
16182 detect_caches_intel.
16184 2007-03-01 Richard Henderson <rth@redhat.com>
16186 * expr.c (emit_move_complex_push): Export.
16187 (emit_move_complex_parts): Split out from ...
16188 (emit_move_complex): ... here.
16189 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16190 * config/i386/i386.md (movcdi): New.
16192 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16195 size of mode1 to check for tieable modes in MMX case.
16197 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16199 * Makefile.in (rtlanal.o): Depend on tree.h.
16200 * rtl.h (offset_within_section_p, split_const): Declare.
16201 * rtlanal.c: Include tree.h.
16202 (offset_within_block_p): New function, taken from
16203 mips_offset_within_object_p.
16204 (split_const): New function, taken from mips_split_const.
16205 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16207 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16208 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16209 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16210 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16211 (m68k_illegitimate_symbolic_constant_p): New function.
16212 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16213 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16214 symbolic constant that might be outside the symbol's section,
16215 move the symbol first and then add the offset.
16216 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16218 * config/mips/mips.c (mips_split_const): Delete.
16219 (mips_offset_within_object_p): Delete.
16220 (mips_symbolic_constant_p): Use offset_within_section_p and
16221 split_const instead of mips_offset_within_object_p and
16223 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16224 (mips_legitimize_const_move, print_operand_reloc)
16225 (mips_dangerous_for_la25_p): Use split_const instead of
16228 2007-02-28 Eric Christopher <echristo@apple.com>
16230 * Makefile.in (install-include-dir): Don't rm -rf include.
16232 2007-02-28 Richard Guenther <rguenther@suse.de>
16234 PR middle-end/30364
16235 * fold-const.c (fold_binary): Do not associate expressions
16236 with more than one variable for integer types that do not wrap.
16238 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16240 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16241 Delete, and replace with...
16242 (fold_builtin_call_array): This. Update callers to use it.
16243 * fold-const.c (fold_build_call_list): Delete, and replace with...
16244 (fold_build_call_array): This.
16245 (fold_build_call_list_initializer): Delete, and replace with...
16246 (fold_build_call_array_initializer): This.
16247 * tree.h: Update declarations to reflect above changes.
16249 * c-typeck.c (build_function_call): Store converted arguments
16250 in a stack-allocated array instead of building a list.
16251 (convert_arguments): Store arguments in the array passed in as an
16252 argument, and return the actual number of arguments.
16253 * c-format.c: (check_function_format): Pass arguments in an
16254 array instead of a list.
16255 * c-common.c (check_function_nonnull): Likewise.
16256 (check_function_sentinel): Likewise.
16257 (check_function_arguments): Likewise.
16258 * c-common.h: Update declarations to reflect above changes.
16260 2007-02-28 Jan Hubicka <jh@suse.cz>
16262 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16263 PRED_NEGATIVE_RETURN): Update outcomes.
16265 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16267 * calls.c (emit_library_call_value_1): Handle partial registers
16268 correctly when building up CALL_INSN_FUNCTION_USAGE.
16270 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16272 * pa/predicates.md (move_src_operand): Allow zero for mode.
16273 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16276 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16279 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16280 *movv2df_internal): Enable pattern only for valid operand
16282 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16283 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16285 2007-02-27 Mike Stump <mrs@apple.com>
16287 * config/darwin-crt3.c: Avoid compilation when compiling for a
16290 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16292 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16294 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16295 for fixed headers and limits.h.
16296 (install-include-dir, install-headers-tar, install-headers-cpio,
16297 install-headers-cp, real-install-headers-tar,
16298 real-install-headers-cpio, real-install-headers-cp): Handle
16299 include-fixed as well as include.
16300 (install-mkheaders): Don't install files that go only in include
16302 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16303 from GCC_INCLUDE_DIR.
16304 * gcc.c (process_command): Remove special -BstageN/ handling.
16305 (do_spec_1): Add include-fixed directories.
16307 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16309 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16311 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16313 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16316 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16318 * c-common.c (get_priority): Add check for
16319 SUPPORTS_INIT_PRIORITY.
16321 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16323 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16325 * config/bfin/bfin.c: Include "cfglayout.h".
16326 (MAX_LSETUP_DISTANCE): New macro.
16327 (struct loop_info): New members incoming, incoming_src and
16328 incoming_dest. Delete member predecessor.
16329 (length_for_loop): New function.
16330 (bfin_optimize_loop): Handle more different loop structures.
16331 (bfin_discover_loop): Rework detection of predecessor blocks by
16332 examining incoming edges.
16333 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16335 (bfin_reorder_loops): New function.
16336 (bfin_reorg_loops): Use these three new functions.
16338 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16339 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16340 (CONSTRAINT_LEN): Add entry for 'q'.
16341 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16342 Add 'q' constraints.
16343 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16344 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16346 * config/bfin/bfin.md (add_with_carry): New pattern.
16347 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16348 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16349 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16350 support unsigned multiplies too. Removed incorrect commutativity from
16351 operand 1 constraint where appropriate.
16352 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16354 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16355 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16357 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16358 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16359 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16360 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16361 usmulhisi_hh_huh): New patterns.
16363 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16364 lshifthi3): Fix output template to use half reg for operand 2.
16366 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16369 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16371 2007-02-27 Andreas Schwab <schwab@suse.de>
16373 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16375 2007-02-27 Jan Hubicka <jh@suse.cz>
16377 * predict.c (last_basic_block_p): Remove.
16378 (tree_estimate_probability): Update return heuristic for commonized
16381 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16383 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16385 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16387 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16388 * doc/cpp.texi: Standardize title page.
16389 * doc/cppinternals.texi: Likewise.
16390 * doc/gcc.texi: Standardize title page, remove version number
16391 from copyright page.
16392 * doc/gccint.texi: Likewise.
16393 * doc/install.texi: Standardize title page, add table of
16396 2007-02-26 Jan Hubicka <jh@suse.cz>
16398 * predict.def: Set outcomes according to more recent results.
16399 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16400 Remove dead predictors.
16401 * predict.c (return_prediction): Fix pasto.
16403 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16405 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16406 change; avoid a memory leak when returning early.
16408 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16410 * c-decl.c (static_ctors): Move to c-common.c.
16411 (static_dtors): Likewise.
16412 (finish_function): Use c_record_cdtor_fn.
16413 (build_cdtor): Move to c-common.c.
16414 (c_write_global_declarations): Use c_build_cdtor_fns.
16415 * c-common.h (static_ctors): Declare.
16416 (static_dtors): Likewise.
16417 (c_record_cdtor_fn): Likewise.
16418 (c_build_cdtor_fns): Likewise.
16419 * c-common.c (static_ctors): New variable.
16420 (static_dtors): Likewise.
16421 (c_record_cdtor_fn): New function.
16422 (build_cdtor): Move from c-decl.c
16423 (c_build_cdtor_fns): New function.
16425 * output.h (assemble_addr_to_section): Declare.
16426 (get_cdtor_priority_section): Likewise.
16427 * varasm.c (assemble_addr_to_section): New function.
16428 (get_cdtor_priority_section): Likewise.
16429 (default_named_section_asm_out_destructor): Use them.
16430 (destor_dtor_section_asm_out_destructor): Likewise.
16431 (default_named_section_asm_out_constructor): Likewise.
16432 (default_ctor_section_asm_out_constructor): Likewise.
16433 * config.gcc (*-*-vxworks*): Include vxworks.o.
16434 * config/t-vxworks (vxworks.o): New target.
16435 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16436 (TARGET_ASM_CONSTRUCTOR): Define.
16437 (TARGET_ASM_DESTRUCTOR): Likewise.
16438 (vxworks_asm_out_constructor): Declare.
16439 (vxworks_asm_out_destructor): Likewise.
16441 * c-common.c (get_priority): Check that we have not just an
16442 INTEGER_CST, but an integer constant with integeral type.
16444 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16446 PR tree-optimization/30938
16447 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16448 use &dt[nargs-1] instead of &dt[nargs] in the call to
16449 vect_is_simple_use().
16451 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16453 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16454 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16455 Do not attempt to handle MEM inside auto-inc expressions.
16456 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16457 of a register modified by an auto-inc expression. However, do handle
16458 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16459 (elimination_effects): Prohibit elimination of a register modified
16460 by an auto-inc expression. Disable register elimination rules whose
16461 target register is modified by an auto-inc expression with variable
16464 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16466 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16468 (array_at_struct_end_p): New function.
16469 (idx_infer_loop_bounds): Use it.
16470 (estimate_numbers_of_iterations_loop): Export.
16471 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16472 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16473 (tree_estimate_probability): Call record_loop_exits.
16474 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16475 (estimated_loop_iterations, estimated_loop_iterations_int,
16476 estimated_loop_iterations_tree): New functions.
16477 (analyze_siv_subscript_cst_affine,
16478 compute_overlap_steps_for_affine_1_2,
16479 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16480 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16481 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16482 (PRED_LOOP_ITERATIONS_GUESSED): New.
16483 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16484 * cfgloop.h (estimate_numbers_of_iterations_loop,
16485 estimated_loop_iterations_int): Declare.
16487 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16489 * doc/extend.texi: Document optional priority argument to
16490 constructors and destructors.
16491 * tree.c (init_priority_for_decl): Adjust GTY markers.
16492 (init_ttree): Use priority-info hash functions for
16493 init_priority_for_decl.
16494 (tree_map_eq): Rename to ...
16495 (tree_map_base_eq): ... this.
16496 (tree_map_marked_p): Rename to ...
16497 (tree_map_base_marked_p): ... this.
16498 (tree_map_base_hash): New function.
16499 (decl_init_priority_lookup): Rework.
16500 (decl_fini_priority_lookup): New function.
16501 (decl_priority_info): New function.
16502 (decl_init_priority_insert): Use it.
16503 (decl_fini_priority_insert): Likewise.
16504 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16506 (decl_restrict_base_insert): Likewise.
16507 (decl_debug_expr_insert): Likewise.
16508 (decl_value_expr_lookup): Likewise.
16509 (decl_value_expr_insert): Likewise.
16510 * tree.h (priority_type): New type.
16511 (decl_init_priority_lookup): Use priority_type.
16512 (decl_fini_priority_lookup): New function.
16513 (decl_init_priority_insert): Use priority_type.
16514 (decl_fini_priority_insert): New function.
16515 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16516 (DECL_INIT_PRIORITY): Likewise.
16517 (SET_DECL_INIT_PRIORITY): Add comment.
16518 (DECL_FINI_PRIORITY): New macro.
16519 (SET_DECL_FINI_PRIORITY): Likewise.
16520 (DEFAULT_INIT_PRIORITY): Document.
16521 (MAX_INIT_PRIORITY): Likewise.
16522 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16523 (tree_map_base): New type.
16524 (tree_map_base_eq): New function.
16525 (tree_map_base_hash): Likewise.
16526 (tree_map_base_marked_p): Likewise.
16527 (tree_map): Inherit from tree_map_base.
16528 (tree_map_eq): Make it a macro.
16529 (tree_map_marked_p): Likewise.
16530 (tree_int_map): Inherit from tree_map_base.
16531 (tree_int_map_eq): Make it a macro.
16532 (tree_int_map_hash): Likewise.
16533 (tree_int_map_marked_p): Likewise.
16534 (tree_priority_map): New type.
16535 (tree_priority_map_eq): New macro.
16536 (tree_priority_map_hash): Likewise.
16537 (tree_priority_map_marked_p): Likewise.
16538 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16540 (emutls_common_1): Likewise.
16541 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16542 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16543 of tree_map hierarchy.
16544 * tree-cfg.c (move_stmt_r): Likewise.
16545 (new_label_mapper): Likewise.
16546 * c-tree.h (c_expand_body): Move to ...
16547 * c-common.h (c_expand_body): ... here.
16548 * c-decl.c (c_expand_body): Move to ...
16549 * c-common.c (c_expand_body): ... here.
16550 (c_common_attribute_table): Allow 1 argument for the constructor
16551 and destructor attributes.
16552 (get_priority): New function.
16553 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16554 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16556 2007-02-24 Jan Hubicka <jh@suse.cz>
16558 PR middle-end/30509
16559 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16560 copying for inlining.
16562 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16563 Jan Hubicka <jh@suse.cz>
16566 * i386.c (counter_mode): New function.
16567 (expand_set_or_movmem_via_loop): Use it.
16568 (expand_movmem_epilogue): Likewise; fix pasto.
16569 (ix86_expand_movmem): Do emit guard even for constant counts.
16570 (ix86_expand_setmem): Likewise.
16572 2007-02-25 Nick Clifton <nickc@redhat.com>
16574 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16575 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16577 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16580 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16581 count argument with 0x10, not with 0x16.
16582 (expand_setmem_epilogue): Ditto.
16584 2007-02-24 Mike Stump <mrs@apple.com>
16586 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16589 2007-02-24 Richard Guenther <rguenther@suse.de>
16591 PR middle-end/30951
16592 * fold-const.c (fold_binary): Fold x +- CST op x for
16593 EQ_EXPR and NE_EXPR.
16595 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16597 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16599 2007-02-24 Jan Hubicka <jh@suse.cz>
16601 * cgraphunit.c (decide_is_function_needed): Honor
16602 -fkeep-inline-functions.
16604 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16606 * builtins.c (fold_builtin_modf): New.
16607 (fold_builtin_2): Use it.
16609 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16611 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16612 (determine_max_iter): Take additional LOOP arg; all callers changed.
16613 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16614 one using simplifications.
16615 (simplify_using_initial_values): Return if the expression becomes
16616 invalid due to altered regs.
16618 2007-02-23 DJ Delorie <dj@redhat.com>
16620 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16622 2007-02-23 Mike Stump <mrs@apple.com>
16624 * tlink.c (scan_linker_output): Parse linker messages from
16625 darwin9's linker better.
16627 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16630 * varpool.c (varpool_assemble_pending_decls): Set
16631 varpool_last_needed_node to null.
16633 2007-02-23 DJ Delorie <dj@redhat.com>
16635 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16636 alignment bigger than the object file can handle.
16638 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16641 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16642 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16643 (*movsf_1): Penalize MMX moves.
16645 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16647 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16648 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16650 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16652 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16654 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16655 (fold_builtin_1): Use them.
16656 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16657 BUILT_IN_SIGNIFICAND.
16659 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16661 * config/i386/i386.c (bdesc_1arg): Initialize
16662 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16663 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16664 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16665 and IX86_BUILTIN_MOVSLDUP.
16667 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16669 PR rtl-optimization/30841
16670 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16672 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16674 * builtins.c (fold_builtin_frexp): New.
16675 (fold_builtin_2): Use it.
16677 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16679 * doc/invoke.texi (Spec Files): Document getenv spec function.
16681 * gcc.c (getenv_spec_function): New function.
16682 (static_spec_functions): Add it.
16683 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16684 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16687 2007-02-22 Michael Matz <matz@suse.de
16690 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16691 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16693 2007-02-22 Ian Lance Taylor <iant@google.com>
16696 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16697 (mem_loc_descriptor): Call it.
16699 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16700 Ira Rosen <irar@il.ibm.com>
16702 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16704 2007-02-22 Ira Rosen <irar@il.ibm.com>
16706 PR tree-optimization/30843
16707 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16708 stores only after all the group is vectorized.
16710 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16712 PR tree-optimization/30858
16713 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16714 in the reduction cycle have a single use in the loop.
16715 * tree-vectorizer.h (relevant): Add documentation.
16717 2007-02-20 Mike Stump <mrs@apple.com>
16719 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16720 * configure: Regenerate.
16722 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16724 Change the defaults of some parameters and options.
16725 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16726 * config/spu/spu.c (spu_optimization_options): Add.
16727 (spu_override_options): Change params in spu_optimization_options.
16728 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16730 Register 127 is only 16 byte aligned when used as a frame pointer.
16731 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16732 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16733 HARD_FRAME_POINTER_REGNUM.
16734 (spu_legitimate_address): Use regno_aligned_for_reload.
16735 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16736 aligned when frame_pointer_needed is true.
16737 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16739 * config/spu/spu.h (INIT_EXPANDERS): Define.
16741 Make sure shift and rotate instructions have valid immediate operands.
16742 * config/spu/predicates.md (spu_shift_operand): Remove.
16743 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16744 * config/spu/constraints.md (W, O): Extend range.
16745 * config/spu/spu.md (umask, nmask): Define.
16746 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16747 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16748 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16749 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16750 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16751 (lshr<mode>3_reg): Fix rtl description.
16753 Make sure mulhisi immediate operands are valid.
16754 * config/spu/predicates.md (imm_K_operand): Add.
16755 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16757 Generate constants using fsmbi and andi.
16758 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16759 (print_operand, spu_split_immediate, classify_immediate,
16760 fsmbi_const_p): Handle IC_FSMBI2.
16762 Correctly handle a CONST_VECTOR containing symbols.
16763 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16764 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16765 (immediate_load_p): Allow symbols that use 2 instructions to create.
16766 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16767 with symbols when flag_pic is set.
16768 (const_vector_immediate_p): New.
16769 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16770 accept a CONST_VECTOR with symbols.
16771 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16772 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16774 * config/spu/spu.md (high, low): Delete.
16775 (low_<mode>): Define.
16777 Remove INTRmode and INTR_REGNUM, which didn't work.
16778 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16780 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16781 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16782 peephole2 pattern): Don't use INTR or 131.
16783 (movintrcc): Delete.
16784 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16785 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16786 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16787 (UNSPEC_SET_INTR): Add.
16788 * config/spu/spu-modes.def (INTR): Remove.
16790 More accurate warnings about run-time relocations.
16791 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16793 Correctly warn about immediate arguments to specific intrinsics.
16794 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16795 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16796 the instruction predicate.
16798 Fix tree check errors with latest update.
16799 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16801 (spu_expand_builtin): Use CALL_EXPR_FN.
16803 Add missing specific intrinsics.
16804 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16806 * config/spu/spu_internals.h: Ditto.
16808 Fix incorrect operand modifiers.
16809 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16810 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16812 Optimize one case of zero_extend of a vec_select.
16813 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16815 Accept any immediate for hbr.
16816 * config/spu/spu.md (hbr): Change s constraints to i.
16818 2007-02-21 Paul Brook <paul@codesourcery.com>
16820 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16821 condexec_count when skipping USE and CLOBBER.
16823 2007-02-21 Nick Clifton <nickc@redhat.com>
16825 * common.opt (Warray-bounds): Add Warning attribute.
16826 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16828 (fsized-zeroes): Add Optimization attribute.
16829 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16830 * c.opt (Wc++0x-compat): Add Warning attribute.
16832 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16834 PR middle-end/30761
16835 * reload1.c (eliminate_regs_in_insn): In the single_set special
16836 case, attempt to re-recognize the insn before falling back to
16837 having reload fix it up.
16839 2007-02-20 Eric Christopher <echristo@gmail.com>
16841 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16842 Rewrite accordingly.
16843 (frv_read_iacc_argument): Ditto.
16844 (frv_expand_set_builtin): Take a call instead of arglist, update for
16846 (frv_expand_unop_builtin): Ditto.
16847 (frv_expand_binop_builtin): Ditto.
16848 (frv_expand_cut_builtin): Ditto.
16849 (frv_expand_binopimm_builtin): Ditto.
16850 (frv_expand_voidbinop_builtin): Ditto.
16851 (frv_expand_int_void2arg): Ditto.
16852 (frv_expand_prefetches): Ditto.
16853 (frv_expand_voidtriop_builtin): Ditto.
16854 (frv_expand_voidaccop_builtin): Ditto.
16855 (frv_expand_load_builtin): Ditto.
16856 (frv_expand_store_builtin): Ditto.
16857 (frv_expand_mdpackh_builtin): Ditto.
16858 (frv_expand_mclracc_builtin): Ditto.
16859 (frv_expand_mrdacc_builtin): Ditto.
16860 (frv_expand_mwtacc_builtin): Ditto.
16861 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16864 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16866 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16867 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16869 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16870 point instructions.
16871 * configure: Regenerate.
16872 * config.in: Regenerate.
16873 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16874 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16875 masks to power6 and power6x and to POWERPC_MASKS.
16876 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16878 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16879 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16880 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16881 Access PROTOTYPE as variable, not mask.
16883 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16885 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16886 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16887 * combine.c (adjust_for_new_dest): Use it.
16888 * postreload.c (reload_combine): Likewise.
16890 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16892 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16893 notes on an insn with multiple sets, even if single_set returns
16894 non-NULL for that insn.
16896 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16898 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16899 scalbn and scalbln.
16901 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16903 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16904 if user didn't pass it.
16905 * config/i386/darwin.h (CC1_SPEC): Likewise.
16906 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16907 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16908 -mmacosx-version-min.
16910 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16911 Uros Bizjak <ubizjak@gmail.com>
16913 * optabs.h (enum optab_index): Add new OTI_scalb.
16914 (scalb_optab): Define corresponding macro.
16915 * optabs.c (init_optabs): Initialize scalb_optab.
16916 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16918 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16919 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16920 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16921 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16922 flag_unsafe_math_optimizations is set.
16924 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16925 to implement scalbf, scalb and scalbl built-ins as inline x87
16928 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16929 DJ Delorie <dj@redhat.com>
16932 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16933 (diagnostic_report_diagnostic): ... here, and turn them into real
16934 errors. If warnings are inhibited, no need to do anything.
16936 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16938 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16939 better code generation.
16941 2007-02-20 Ben Elliston <bje@au.ibm.com>
16943 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16945 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16947 * config/alpha/alpha.c, config/alpha/alpha.md,
16948 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16949 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16950 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16951 config/arm/lib1funcs.asm: Follow spelling conventions.
16953 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16954 config/fr30/fr30.md, config/i386/i386.h,
16955 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16956 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16957 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16958 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16959 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16960 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16961 config/sparc/sparc.c, config/sparc/sparc.h,
16962 config/sparc/sparc.md, config/spu/constraints.md,
16963 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16966 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16969 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16972 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16974 * doc/invoke.texi (-ftree-lrs): Remove.
16976 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16978 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16981 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16983 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16984 new CALL_EXPR_FN macro for retrieving the function
16985 declaration of the input expression.
16987 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16989 * c.opt (Waddress): New.
16990 * common.opt (Walways-true): Delete.
16991 (Wstring-literal-comparison): Delete.
16992 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16993 -Wstring-literal-comparison. Add -Waddress.
16995 (Walways-true): Delete.
16996 (Wstring-literal-comparison): Delete.
16997 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16998 consistently instead of -Walways-true in example.
16999 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17000 * c-typeck.c (parser_build_binary_op): Replace
17001 -Wstring-literal-comparison and -Walways-true with -Waddress.
17002 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17005 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17007 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17008 without DECL_STRUCT_FUNCTION initialized.
17010 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17012 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17013 due to calls to functions taking pointers as parameters.
17015 2007-02-19 Richard Henderson <rth@redhat.com>
17018 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17021 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17023 * config/s390/s390.c (s390_call_saved_register_used,
17024 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17025 accessed to the new scheme.
17027 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17029 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17030 (cris_print_index, cris_print_operand, cris_print_operand_address)
17031 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17032 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17033 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17034 GET_CODE () == xxx.
17035 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17036 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17037 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17038 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17039 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17040 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17041 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17042 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17043 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17044 (uminsi3, call, call_value): Ditto.
17045 (define_split: indir_to_reg_split, unnamed): Ditto.
17047 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17049 PR tree-optimization/30975
17050 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17053 2007-02-18 Eric Christopher <echristo@gmail.com>
17055 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17056 Remove use of arglist.
17057 (mips_expand_builtin): Remove use of arglist, pass in expr.
17058 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17059 (mips_expand_builtin_movtf): Ditto.
17060 (mips_expand_builtin_compare): Ditto.
17062 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17064 * tree-sra.c (sra_build_assignment): Replace assertion
17065 checking with a comment explaining why it can't be done.
17067 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17069 PR middle-end/30833
17070 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17071 during CALL_EXPR representation conversion.
17072 * tree-ssa-propagate.c (set_rhs): Likewise.
17074 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17076 * tree-sra.c (sra_build_assignment): Disable assertion checking
17079 2007-02-18 Roger Sayle <roger@eyesopen.com>
17081 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17082 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17083 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17085 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17086 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17087 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17088 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17089 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17090 force_gimple_operand): Likewise.
17091 * ipa-cp.c (constant_val_insert): Likewise.
17092 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17093 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17094 perfect_nestify): Likewise.
17095 * langhooks.c (lhd_omp_assignment): Likewise.
17096 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17097 lower_copyprivate_clauses, lower_send_clauses,
17098 lower_send_shared_vars, expand_parallel_call,
17099 expand_omp_for_generic, expand_omp_for_static_nochunk,
17100 expand_omp_for_static_chunk, expand_omp_sections,
17101 lower_omp_single_copy, lower_omp_for_lastprivate,
17102 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17103 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17104 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17107 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17109 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17110 config/sh/sh.md: Follow spelling conventions.
17112 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17113 config/frv/predicates.md: Follow spelling conventions.
17115 * config/m68k/linux-unwind.h: Fix a comment typo.
17116 * target.h: Follow spelling conventions.
17118 2007-02-18 Roger Sayle <roger@eyesopen.com>
17120 PR rtl-optimization/28173
17121 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17122 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17123 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17124 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17125 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17127 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17129 * builtins.c (fold_builtin_load_exponent): New.
17130 (fold_builtin_2): Use it.
17132 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17134 PR rtl-optimization/30773
17135 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17136 if we fail to attach a REG_EQUIV note.
17138 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17139 Roger Sayle <roger@eyesopen.com>
17141 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17143 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17145 * calls.c (initialize_argument_information): Pass original EXP
17146 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17147 code to split complex arguments here, as part of initializing the
17149 (expand_call): Remove code that builds a list of arguments and
17150 inserts implicit arguments into it. Instead, just count how many
17151 implicit arguments there will be so we can determine the size of
17152 the ARGS array, and let initialize_argument_information do the work.
17153 (split_complex_values): Delete unused function.
17155 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17157 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17159 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17161 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17162 for arg pointer based indexed addressing.
17164 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17166 * config/ia64/ia64.h, config/ia64/ia64.md,
17167 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17168 spelling conventions.
17170 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17172 * config/m68k/m68k.c (split_di): New.
17173 * config/m68k/m68k-protos.h: Declare split_di.
17174 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17175 Improve predicate handling and split constant shifts.
17177 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17179 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17180 parameter for register bitfield operations, general predicates
17183 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17185 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17186 * config/m68k/linux-unwind.h: New file.
17188 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17190 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17191 config/i386/athlon.md, config/ia64/ia64.md,
17192 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17193 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17194 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17195 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17196 tree-vect-transform.c: Fix comment typos.
17198 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17200 * sched-deps.c (find_insn_list): Remove.
17201 * sched-int.h: Remove the prototype for find_insn_list.
17203 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17205 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17207 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17208 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17209 darwin_rs6000_override_options.
17210 (C_COMMON_OVERRIDE_OPTIONS): Expect
17211 darwin_macosx_version_min to be non-NULL always.
17212 (TARGET_C99_FUNCTIONS): Likewise.
17213 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17214 (DARWIN_MINVERSION_SPEC): New.
17215 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17216 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17218 (DARWIN_MINVERSION_SPEC): New.
17219 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17221 * config/darwin-c.c (darwin_cpp_builtins): Expect
17222 darwin_macosx_version_min to be non-NULL always.
17224 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17226 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17228 * config/i386/i386.h (x86_use_xchgb): New.
17229 (TARGET_USE_XCHGB): New macro.
17230 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17231 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17232 Split after reload into bswaphi for shifts of 8.
17233 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17234 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17235 or when optimizing for size.
17237 2007-02-16 Richard Guenther <rguenther@suse.de>
17238 Christian Bruel <christian.bruel@st.com>
17240 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17241 DECLs but prefer SSA_NAMEs over DECLs.
17243 2007-02-16 Richard Guenther <rguenther@suse.de>
17245 * tree-flow-inline.h (single_imm_use_p): Remove.
17246 (zero_imm_uses_p): Likewise.
17247 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17248 instead of single_imm_use_p.
17249 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17252 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17255 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17256 nested double- and backquotes.
17258 2007-02-15 Roger Sayle <roger@eyesopen.com>
17260 PR middle-end/30391
17261 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17262 should be unreachable.
17263 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17264 For the time being redirect GIMPLE_MODIFY_STMT to the new
17265 (renamed) build_gimple_modify_stmt_stat.
17266 (build2_gimple_stat): Rename to...
17267 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17268 Always build a GIMPLE_MODIFY_STMT node.
17269 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17270 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17273 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17274 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17275 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17276 expand_complex_div_wide): Likewise.
17277 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17278 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17279 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17280 * tree-ssa-loop-manip.c (create_iv): Likewise.
17281 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17282 abs_replacement): Likewise.
17283 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17284 realify_fake_stores): Likewise.
17286 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17287 node rather than a GIMPLE_MODIFY_STMT node.
17288 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17289 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17291 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17292 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17293 GIMPLE_MODIFY_STMT.
17295 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17297 PR middle-end/30433
17298 * fold-const.c (fold_comparison): Add back the
17299 folding of constant complex comparisions.
17301 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17303 PR middle-end/30729
17304 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17305 effects unknown to this function, return early.
17307 2007-02-15 Ian Lance Taylor <iant@google.com>
17309 * lower-subreg.c (move_eh_region_note): New static function.
17310 (resolve_simple_move): Call it.
17311 (decompose_multiword_subregs): Track blocks for which we resolve a
17312 simple move which is also a control flow insn. Pass them to
17313 find_many_sub_basic_blocks.
17314 (pass_lower_subreg): Add TODO_verify_flow.
17315 (pass_lower_subreg2): Likewise.
17317 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17318 Brooks Moses <brooks.moses@codesourcery.com>
17319 Lee Millward <lee.millward@codesourcery.com>
17321 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17322 (VL_EXP_CLASS_P): New.
17323 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17325 (TREE_OPERAND_CHECK_CODE): Likewise.
17326 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17327 (TREE_RTL_OPERAND_CHECK): Likewise.
17328 (tree_operand_check_failed): Make second parameter the whole tree
17329 instead of its code. Fixed callers.
17330 (VL_EXP_CHECK): New.
17331 (TREE_OPERAND_LENGTH): New.
17332 (VL_EXP_OPERAND_LENGTH): New.
17333 (CALL_EXPR_FN): New.
17334 (CALL_EXPR_STATIC_CHAIN): New.
17335 (CALL_EXPR_ARGS): New.
17336 (CALL_EXPR_ARG): New.
17337 (call_expr_nargs): New.
17338 (CALL_EXPR_ARGP): New.
17339 (build_nt_call_list): Declare.
17340 (build_vl_exp_stat): Declare.
17341 (build_vl_exp): New.
17342 (build_call_list): Declare.
17343 (build_call_nary): Declare.
17344 (build_call_valist): Declare.
17345 (build_call_array): Declare.
17346 (call_expr_arg): Declare.
17347 (call_expr_argp): Declare.
17348 (call_expr_arglist): Declare.
17349 (fold_build_call_list): Declare.
17350 (fold_build_call_list_initializer): Declare.
17351 (fold_call_expr): Declare to replace fold_builtin.
17352 (fold_builtin_fputs): Update to agree with modified definition.
17353 (fold_builtin_strcpy): Likewise.
17354 (fold_builtin_strncpy): Likewise.
17355 (fold_builtin_memory_chk): Likewise.
17356 (fold_builtin_stxcpy_chk): Likewise.
17357 (fold_builtin_strncpy_chk): Likewise.
17358 (fold_builtin_next_arg): Likewise.
17359 (fold_build_call_expr): Declare.
17360 (fold_builtin_call_list): Declare.
17361 (fold_builtin_call_valist): Declare.
17362 (build_call_expr): Declare.
17363 (validate_arglist): Update to agree with modified definition.
17364 (tree_operand_length): New.
17365 (call_expr_arg_iterator): New.
17366 (init_call_expr_arg_iterator): New.
17367 (next_call_expr_arg): New.
17368 (first_call_expr_arg): New.
17369 (more_call_expr_args_p): New.
17370 (FOR_EACH_CALL_EXPR_ARG): New.
17372 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17373 and tcc_gimple_stmt.
17374 (tree_code_size): Update documentation. Use sizeof (tree) rather
17375 than sizeof (char *).
17376 (tree_size): Likewise. Add case for tcc_vl_exp.
17377 (tree_node_structure): Add case for tcc_vl_exp.
17378 (contains_placeholder_p): Likewise.
17379 (substitute_in_expr): Likewise.
17380 (substitute_placeholder_in_expr): Likewise.
17381 (stabilize_reference_1): Likewise.
17382 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17383 to diagnose breakage of this interface for constructing CALL_EXPRs.
17384 (build_nt): Add similar assertion here.
17385 (build_nt_call_list): New.
17386 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17387 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17389 (get_callee_fndecl): Use new CALL_EXPR accessors.
17390 (tree_operand_check_failed): Change parameters to pass entire node
17391 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17392 (process_call_operands): New.
17393 (build_vl_exp_stat): New.
17394 (build_call_list): New.
17395 (build_call_nary): New.
17396 (build_call_valist): New.
17397 (build_call_array): New.
17398 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17399 (call_expr_arglist): New.
17401 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17402 tcc_vl_exp instead of a fixed-size tcc_expression.
17404 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17405 accessors for CALL_EXPRs.
17406 (AGGR_INIT_EXPR): Likewise.
17408 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17409 Brooks Moses <brooks.moses@codesourcery.com>
17410 Lee Millward <lee.millward@codesourcery.com>
17412 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17413 (expand_builtin_nonlocal_goto): Change parameter to be entire
17414 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17415 (expand_builtin_prefetch): Likewise.
17416 (expand_builtin_classify_type): Likewise.
17417 (mathfn_built_in): Return NULL_TREE instead of 0.
17418 (expand_errno_check): Use new CALL_EXPR accessors.
17419 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17420 Return NULL_RTX instead of 0.
17421 (expand_builtin_mathfn_2): Likewise.
17422 (expand_builtin_mathfn_3): Likewise.
17423 (expand_builtin_interclass_mathfn): Likewise.
17424 (expand_builtin_sincos): Likewise.
17425 (expand_builtin_cexpi): Likewise.
17426 (expand_builtin_int_roundingfn): Likewise.
17427 (expand_builtin_int_roundingfn_2): Likewise.
17428 (expand_builtin_pow): Likewise.
17429 (expand_builtin_powi): Likewise.
17430 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17431 of arglist, fixing callers appropriately. Use new CALL_EXPR
17432 accessors and constructors. Return NULL_RTX instead of 0.
17433 (expand_builtin_strstr): Likewise.
17434 (expand_builtin_strchr): Likewise.
17435 (expand_builtin_strrchr): Likewise.
17436 (expand_builtin_strpbrk): Likewise.
17437 (expand_builtin_memcpy): Likewise.
17438 (expand_builtin_mempcpy): Likewise.
17439 (expand_builtin_mempcpy_args): New.
17440 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17441 (expand_builtin_memmove_args): New.
17442 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17443 (expand_movstr): Likewise.
17444 (expand_builtin_strcpy): Likewise.
17445 (expand_builtin_strcpy_args): New.
17446 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17447 (expand_builtin_strncpy): Likewise.
17448 (expand_builtin_memset): Likewise.
17449 (expand_builtin_memset_args): New.
17450 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17451 (expand_builtin_memcmp): Likewise.
17452 (expand_builtin_strcmp): Likewise.
17453 (expand_builtin_strncmp): Likewise.
17454 (expand_builtin_strcat): Likewise.
17455 (expand_builtin_strncat): Likewise.
17456 (expand_builtin_strspn): Likewise.
17457 (expand_builtin_strcspn): Likewise.
17458 (expand_builtin_args_info): Likewise.
17459 (expand_builtin_va_start): Likewise.
17460 (gimplify_va_arg_expr): Likewise.
17461 (expand_builtin_va_end): Likewise.
17462 (expand_builtin_va_copy): Likewise.
17463 (expand_builtin_frame_address): Likewise.
17464 (expand_builtin_alloca): Likewise.
17465 (expand_builtin_bswap): Likewise.
17466 (expand_builtin_unop): Likewise.
17467 (expand_builtin_fputs): Likewise.
17468 (expand_builtin_expect): Likewise.
17469 (expand_builtin_fabs): Likewise.
17470 (expand_builtin_copysign): Likewise.
17471 (expand_builtin_printf): Likewise.
17472 (expand_builtin_fprintf): Likewise.
17473 (expand_builtin_sprintf): Likewise.
17474 (expand_builtin_init_trampoline): Likewise.
17475 (expand_builtin_signbit): Likewise.
17476 (expand_builtin_fork_or_exec): Likewise.
17477 (expand_builtin_sync_operation): Likewise.
17478 (expand_builtin_compare_and_swap): Likewise.
17479 (expand_builtin_lock_test_and_set): Likewise.
17480 (expand_builtin_lock_release): Likewise.
17481 (expand_builtin): Likewise.
17482 (builtin_mathfn_code): Likewise.
17484 (fold_builtin_constant_p): Pass call arguments individually instead
17485 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17486 accessors and constructors. Return NULL_TREE instead of 0.
17487 (fold_builtin_expect): Likewise.
17488 (fold_builtin_classify_type): Likewise.
17489 (fold_builtin_strlen): Likewise.
17490 (fold_builtin_nan): Likewise.
17491 (integer_valued_real_p): Likewise.
17492 (fold_trunc_transparent_mathfn): Likewise.
17493 (fold_fixed_mathfn): Likewise.
17494 (fold_builtin_cabs): Likewise.
17495 (fold_builtin_sqrt): Likewise.
17496 (fold_builtin_cbrt): Likewise.
17497 (fold_builtin_cos): Likewise.
17498 (fold_builtin_cosh): Likewise.
17499 (fold_builtin_tan): Likewise.
17500 (fold_builtin_sincos): Likewise.
17501 (fold_builtin_cexp): Likewise.
17502 (fold_builtin_trunc): Likewise.
17503 (fold_builtin_floor): Likewise.
17504 (fold_builtin_ceil): Likewise.
17505 (fold_builtin_round): Likewise.
17506 (fold_builtin_int_roundingfn): Likewise.
17507 (fold_builtin_bitop): Likewise.
17508 (fold_builtin_bswap): Likewise.
17509 (fold_builtin_logarithm): Likewise.
17510 (fold_builtin_hypot): Likewise.
17511 (fold_builtin_pow): Likewise.
17512 (fold_builtin_powi): Likewise.
17513 (fold_builtin_exponent): Likewise.
17514 (fold_builtin_memset): Likewise.
17515 (fold_builtin_bzero): Likewise.
17516 (fold_builtin_memory_op): Likewise.
17517 (fold_builtin_bcopy): Deleted; call site changed to invoke
17518 fold_builtin_memory_op directly.
17519 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17520 (fold_builtin_strncpy): Likewise.
17521 (fold_builtin_memcmp): Likewise.
17522 (fold_builtin_strcmp): Likewise.
17523 (fold_builtin_strncmp): Likewise.
17524 (fold_builtin_signbit): Likewise.
17525 (fold_builtin_copysign): Likewise.
17526 (fold_builtin_isascii): Likewise.
17527 (fold_builtin_toascii): Likewise.
17528 (fold_builtin_isdigit): Likewise.
17529 (fold_builtin_fabs): Likewise.
17530 (fold_builtin_abs): Likewise.
17531 (fold_builtin_fmin_fmax): Likewise.
17532 (fold_builtin_carg): Likewise.
17533 (fold_builtin_classify): Likewise.
17534 (fold_builtin_unordered_cmp): Likewise.
17536 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17537 New functions split out from fold_builtin_1.
17538 (fold_builtin_n): New.
17539 (fold_builtin_varargs): New.
17540 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17542 (fold_call_expr): New.
17543 (build_function_call_expr): Rewrite to use new helper function.
17544 (fold_builtin_call_list): New.
17545 (build_call_expr): New.
17546 (fold_builtin_call_valist): New.
17547 (rewrite_call_expr): New.
17548 (validate_arg): New.
17549 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17550 of an arglist. Change return type to bool. Use new CALL_EXPR
17553 (fold_builtin_strstr): Pass call arguments individually instead
17554 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17555 accessors and constructors. Return NULL_TREE instead of 0.
17556 (fold_builtin_strchr): Likewise.
17557 (fold_builtin_strrchr): Likewise.
17558 (fold_builtin_strpbrk): Likewise.
17559 (fold_builtin_strcat): Likewise.
17560 (fold_builtin_strncat): Likewise.
17561 (fold_builtin_strspn): Likewise.
17562 (fold_builtin_strcspn): Likewise.
17563 (fold_builtin_fputs): Likewise.
17564 (fold_builtin_next_arg): Likewise.
17565 (fold_builtin_sprintf): Likewise.
17567 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17568 NULL_RTX instead of 0.
17569 (expand_builtin_memory_chk): Likewise.
17570 (maybe_emit_chk_warning): Likewise.
17571 (maybe_emit_sprintf_chk_warning): Likewise.
17573 (fold_builtin_object_size): Pass call arguments individually instead
17574 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17575 accessors and constructors. Return NULL_TREE instead of 0.
17576 (fold_builtin_memory_chk): Likewise.
17577 (fold_builtin_stxcpy_chk): Likewise.
17578 (fold_builtin_strncpy_chk): Likewise.
17579 (fold_builtin_strcat_chk): Likewise.
17580 (fold_builtin_strcat_chk): Likewise.
17581 (fold_builtin_strncat_chk): Likewise.
17582 (fold_builtin_sprintf_chk): Likewise.
17583 (fold_builtin_snprintf_chk): Likewise.
17584 (fold_builtin_printf): Likewise.
17585 (fold_builtin_vprintf): Likewise.
17587 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17589 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17590 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17591 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17592 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17593 (fold_unary): Likewise.
17594 (fold_binary): Likewise.
17595 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17596 ternary expressions.
17597 (fold): Add logic for tcc_vl_exp.
17598 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17599 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17600 (fold_build3_stat): Add assertion to flag broken interface for
17601 constructing CALL_EXPRs.
17602 (fold_build_call_list): New.
17603 (fold_build_call_list_initializer): New.
17604 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17606 (fold_strip_sign_ops): Likewise.
17608 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17609 Brooks Moses <brooks.moses@codesourcery.com>
17610 Lee Millward <lee.millward@codesourcery.com>
17612 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17613 accessors and dump arguments explicitly.
17615 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17617 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17619 (print_call_name): Use new CALL_EXPR accessors.
17621 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17622 CALL_EXPR arguments explicitly instead of as a list. Use
17623 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17625 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17626 (vrp_visit_stmt): Likewise.
17628 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17629 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17631 (force_move_till_expr): Likewise.
17633 * targhooks.c (default_external_stack_protect_fail): Use
17634 build_call_expr instead of build_function_call_expr.
17635 (default_hidden_stack_protect_fail): Likewise.
17637 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17640 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17641 and walk arguments explicitly.
17643 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17644 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17645 (expand_simple_operations): Likewise.
17646 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17648 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17649 of TREE_CODE_LENGTH.
17650 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17652 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17653 instead of TREE_CODE_LENGTH.
17655 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17656 (tree_ic_transform): Likewise.
17657 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17658 parameter instead of arglist. Fix callers.
17659 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17660 (tree_stringops_transform): Likewise.
17661 (tree_indirect_call_to_profile): Likewise.
17662 (tree_stringops_values_to_profile): Likewise.
17664 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17665 (eliminate_tail_call): Likewise.
17667 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17669 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17670 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17672 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17674 * omp-low.c (build_omp_barrier): Use build_call_expr.
17675 (lower_rec_input_clauses): Likewise.
17676 (lower_reduction_clauses): Likewise.
17677 (expand_parallel_call): Likewise.
17678 (maybe_catch_exception): Likewise.
17679 (expand_omp_for_generic): Likewise.
17680 (expand_omp_for_static_nochunk): Likewise.
17681 (expand_omp_sections): Likewise.
17682 (lower_omp_single_simple): Likewise.
17683 (lower_omp_single_copy): Likewise.
17684 (lower_omp_master): Likewise.
17685 (lower_omp_ordered): Likewise.
17686 (lower_omp_critical): Likewise.
17688 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17689 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17691 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17692 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17693 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17695 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17696 and generalize to handle any number of operands.
17697 (chrec_contains_undetermined): Likewise.
17698 (tree_contains_chrecs): Likewise.
17699 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17701 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17703 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17704 fold_call_expr instead of fold_builtin.
17705 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17706 match declarations there.
17707 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17710 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17711 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17713 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17714 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17716 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17719 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17720 (execute_cse_sincos): Use new CALL_EXPR accessors.
17722 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17724 * gimple-low.c (lower_function_body): Use build_call_expr.
17725 (lower_builtin_setjmp): Likewise.
17727 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17728 (set_storage_via_libcall): Likewise.
17729 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17730 instead of TREE_CODE_LENGTH.
17731 (expand_expr_real_1): Use new CALL_EXPR accessors.
17733 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17734 generalize to handle any number of operands.
17735 (TB_parent_eq): Likewise.
17737 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17738 (strip_builtin_expect): Likewise.
17740 * function.c (gimplify_parameters): Use build_call_expr.
17742 * tree-vectorizer.c (vect_is_simple_reduction): Use
17743 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17745 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17746 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17748 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17751 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17752 (gimplify_decl_expr): Likewise.
17753 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17754 Use new CALL_EXPR iterators.
17755 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17756 (gimplify_modify_expr_to_memset): Likewise.
17757 (gimplify_variable_sized_compare): Likewise.
17758 (gimplify_omp_atomic_fetch_op): Likewise.
17759 (gimplify_omp_atomic_pipeline): Likewise.
17760 (gimplify_omp_atomic_mutex): Likewise.
17761 (gimplify_function_tree): Likewise.
17763 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17764 (call_expr_flags): Likewise.
17765 (expand_call): Likewise.
17767 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17768 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17771 * coverage.c (create_coverage): Use build_call_expr.
17773 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17774 (temp_call_expr_obstack): New.
17775 (pool_copy_list): Delete.
17776 (temp_copy_call_expr): New.
17777 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17778 CALL_EXPR accessors. Get rid of special goo for copying argument
17779 lists and use temp_copy_call_expr instead.
17780 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17781 CALL_EXPR accessors.
17782 (create_expression_by_pieces): Likewise. Use build_call_array
17783 to construct the result instead of fold_build3.
17784 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17785 dealing with argument lists.
17786 (init_pre): Remove references to expression_node_pool and
17787 list_node_pool. Init temp_call_expr_obstack instead.
17788 (fini_pre): Remove references to expression_node_pool and
17791 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17792 and walk arguments explicitly instead of as a list.
17794 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17795 (mx_register_decls): Likewise.
17796 (mudflap_register_call): Likewise.
17797 (mudflap_finish_file): Likewise.
17799 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17800 (ipa_callsite_compute_param): Likewise.
17802 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17803 accessors and constructor.
17805 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17806 accessors and constructor.
17807 (convert_tramp_reference): Likewise.
17808 (convert_call_expr): Likewise.
17809 (finalize_nesting_tree_1): Likewise.
17811 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17814 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17816 * tree-inline.c (initialize_inlined_parameters): Pass entire
17817 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17819 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17820 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17822 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17823 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17824 (vectorizable_reduction): Likewise.
17825 (vectorizable_call): Use new CALL_EXPR iterators.
17826 (vectorizable_conversion): Use build_call_expr.
17827 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17828 (vect_gen_widened_results_half): Use build_call_expr.
17829 (vect_setup_realignment): Likewise.
17830 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17832 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17833 (pass_through_call): Likewise.
17834 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17837 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17838 (tree_gen_pow2_profiler): Likewise.
17839 (tree_gen_one_value_profiler): Likewise.
17840 (tree_gen_ic_func_profiler): Likewise.
17841 (tree_gen_average_profiler): Likewise.
17842 (tree_gen_ior_profiler): Likewise.
17844 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17845 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17846 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17848 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17849 of TREE_CODE_LENGTH.
17851 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17852 of TREE_CODE_LENGTH.
17854 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17856 (convert_to_integer): Likewise.
17858 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17861 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17862 Brooks Moses <brooks.moses@codesourcery.com>
17863 Lee Millward <lee.millward@codesourcery.com>
17865 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17867 * config/frv/frv.c (frv_expand_builtin): Likewise.
17868 * config/s390/s390.c (s390_expand_builtin): Likewise.
17870 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17871 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17873 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17874 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17875 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17876 (ix86_expand_store_builtin): Likewise.
17877 (ix86_expand_unop_builtin): Likewise.
17878 (ix86_expand_unop1_builtin): Likewise.
17879 (ix86_expand_sse_compare): Likewise.
17880 (ix86_expand_sse_comi): Likewise.
17881 (ix86_expand_vec_init_builtin): Likewise.
17882 (ix86_expand_vec_ext_builtin): Likewise.
17883 (ix86_expand_vec_set_builtin): Likewise.
17884 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17886 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17887 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17889 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17890 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17891 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17893 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17895 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17896 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17897 arglist. Use new CALL_EXPR accessors. Fix callers.
17898 (altivec_expand_abs_builtin): Likewise.
17899 (rs6000_expand_binop_builtin): Likewise.
17900 (altivec_expand_predicate_builtin): Likewise.
17901 (altivec_expand_lv_builtin): Likewise.
17902 (spe_expand_stv_builtin): Likewise.
17903 (altivec_expand_stv_builtin): Likewise.
17904 (rs6000_expand_ternop_builtin): Likewise.
17905 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17906 (altivec_expand_st_builtin): Likewise.
17907 (altivec_expand_dst_builtin): Likewise.
17908 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17909 arglist. Use new CALL_EXPR accessors. Fix callers.
17910 (altivec_expand_vec_set_builtin): Likewise.
17911 (altivec_expand_vec_ext_builtin): Likewise.
17912 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17913 (spe_expand_builtin): Likewise.
17914 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17915 arglist. Use new CALL_EXPR accessors. Fix callers.
17916 (spe_expand_evsel_builtin): Likewise.
17917 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17918 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17920 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17921 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17922 (arm_expand_unop_builtin): Likewise.
17923 (arm_expand_builtin): Use new CALL_EXPR accessors.
17925 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17928 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17929 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17931 (bfin_expand_unop_builtin): Likewise.
17932 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17934 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17935 Brooks Moses <brooks.moses@codesourcery.com>
17936 Lee Millward <lee.millward@codesourcery.com>
17938 * c-semantics.c (build_stmt): Add internal diagnostic check.
17940 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17941 accessors. Print arguments explicitly instead of as a list.
17943 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17945 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17946 (c_finish_omp_flish): Likewise.
17948 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17949 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17950 instead of TREE_CODE_LENGTH.
17951 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17952 (c_warn_unused_result): Likewise.
17954 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17957 * doc/invoke.texi (Warning Options): Remove
17958 -Werror-implicit-function-declaration.
17959 (Wimplicit-function-declaration): Update description.
17960 * opts.c (common_handle_option): Move handling of -Werror=* to...
17961 (enable_warning_as_error): ...here.
17962 * opts.h (enable_warning_as_error): Declare.
17963 * c-decl.c (implicit_decl_warning): Unless
17964 -Wno-implicit-function-declaration is given, emit a pedwarn if
17965 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17966 * c.opt (Wimplicit-function-declaration): Replace
17967 mesg_implicit_function_declaration with
17968 warn_implicit_function_declaration.
17969 * c-opts.c (c_common_handle_option):
17970 -Werror-implicit-function-declaration is exactly equal as
17971 -Werror=implicit-function-declaration.
17972 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17973 warn_implicit_function_declaration.
17974 (c_common_post_options): -Wimplict-function-declaration is enabled
17975 by default by -std=c99, otherwise is disabled by default.
17976 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17978 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17980 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17981 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17982 former is ignored but not the latter.
17984 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17986 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17987 is made and the reference doesn't use the alias set of its type,
17988 do not create the temporary using that type.
17990 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17992 * jump.c: Remove prototypes for delete_computation and
17993 delete_prior_computation.
17995 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17997 * jump.c (get_label_after): Delete.
17998 (get_label_before, delete_computation, delete_jump,
17999 delete_prior_computation, follow_jumps): Move...
18000 * reorg.c (delete_computation, delete_prior_computation): ... here...
18001 (get_label_before, delete_jump): ... making these static ...
18002 (follow_jumps): ... and simplifying this since it only runs after
18004 * rtl.h (get_label_after, get_label_before, delete_jump,
18005 follow_jumps): Delete prototypes.
18007 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18009 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18011 2007-02-15 Nick Clifton <nickc@redhat.com>
18013 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18014 order to prevent it from being munged by the target.
18016 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18018 * config/i386/i386.md: Remove misleading comment.
18020 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18022 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18023 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18026 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18028 * tree-sra.c (instantiate_missing_elements): Canonicalize
18030 (sra_build_assignment): New.
18031 (generate_copy_inout, generate_element_copy,
18032 generate_element_zero, generate_one_element_init): Use it.
18034 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18036 * tree-sra.c (instantiate_missing_elements): Canonicalize
18038 (sra_build_assignment): New.
18039 (generate_copy_inout, generate_element_copy,
18040 generate_element_zero, generate_one_element_init): Use it.
18042 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18044 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18047 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18049 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18050 types as aggregates not scalars.
18051 * function.c (assign_stack_temp_for_type): Likewise.
18053 2007-02-14 Roger Sayle <roger@eyesopen.com>
18054 Zdenek Dvorak <dvorakz@suse.cz>
18056 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18059 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18061 * passes.c (next_pass_1): Clear the next field of the copied
18064 2007-02-14 Richard Henderson <rth@redhat.com>
18066 * tree-sra.c (early_sra): New.
18067 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18068 (tree_sra_early, pass_sra_early): New.
18069 * tree-pass.h (pass_sra_early): Declare.
18070 * passes.c (init_optimization_passes): Use it.
18072 2007-02-14 Richard Guenther <rguenther@suse.de>
18074 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18076 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18078 PR tree-optimization/30771
18079 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18081 (vect_analyze_operations): Induction phis can now be marked as
18083 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18084 Update documentation accordingly.
18086 2007-02-14 Nick Clifton <nickc@redhat.com>
18088 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18089 most 3 arguments are supported.
18090 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18092 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18094 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18095 Ensure dst->current is valid.
18097 2007-02-13 Paul Brook <paul@codesourcery.com>
18099 * config.gcc: Add arm*-*-uclinux-*eabi.
18100 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18101 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18102 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18103 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18104 (LINK_SPEC): Define.
18105 (LIB_SPEC): Define.
18106 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18108 * config/arm/uclinux-eabi.h: New file.
18109 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18110 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18113 2007-02-13 Ian Lance Taylor <iant@google.com>
18115 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18116 * flags.h (warn_strict_overflow): Declare.
18117 (enum warn_strict_overflow_code): Define.
18118 (issue_strict_overflow_warning): New static inline function.
18119 * opts.c (warn_strict_overflow): New variable.
18120 (common_handle_option): Handle OPT_Wstrict_overflow and
18121 OPT_Wstrict_overflow_.
18122 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18124 * fold-const.c: Include intl.h.
18125 (fold_deferring_overflow_warnings): New static variable.
18126 (fold_deferred_overflow_warning): New static variable.
18127 (fold_deferred_overflow_code): New static variable.
18128 (fold_defer_overflow_warnings): New function.
18129 (fold_undefer_overflow_warnings): New function.
18130 (fold_undefer_and_ignore_overflow_warnings): New function.
18131 (fold_deferring_overflow_warnings_p): New function.
18132 (fold_overflow_warning): New static function.
18133 (make_range): Add strict_overflow_p parameter. Change all
18135 (extract_muldiv, extract_muldiv_1): Likewise.
18136 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18137 tree_expr_nonnegative_p.
18138 (fold_negate_expr): Call fold_overflow_warning.
18139 (fold_range_test): Likewise.
18140 (fold_comparison): Likewise.
18141 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18142 instead of tree_expr_nonnegative_p.
18143 (tree_expr_nonnegative_warnv_p): Rename from
18144 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18145 (tree_expr_nonnegative_p): New function.
18146 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18147 strict_overflow_p parameter.
18148 (tree_expr_nonzero_p): New function.
18149 * passes.c (verify_interpass_invariants): New static function.
18150 (execute_one_pass): Call it.
18151 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18153 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18154 (estimate_numbers_of_iterations): Likewise.
18155 (scev_probably_wraps_p): Likewise.
18156 * tree-ssa-ccp.c: Include "toplev.h".
18157 (evaluate_stmt): Defer fold overflow warnings until we know we are
18159 (struct fold_stmt_r_data): Add stmt field.
18160 (fold_stmt_r): Defer fold overflow warnings until we know we
18162 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18163 (fold_stmt_inplace): Likewise.
18164 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18165 (cleanup_control_expr_graph): Defer fold overflow warnings until
18166 we know we are going to optimize.
18167 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18168 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18170 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18171 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18172 * tree-ssa-loop-manip.c (create_iv): Likewise.
18173 * c-typeck.c (build_conditional_expr): Likewise.
18174 (build_binary_op): Likewise.
18175 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18176 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18177 (extract_range_from_unary_expr): Likewise.
18178 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18179 assuming that signed overflow does not occur.
18180 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18181 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18182 (fold_defer_overflow_warnings): Declare.
18183 (fold_undefer_overflow_warnings): Declare.
18184 (fold_undefer_and_ignore_overflow_warnings): Declare.
18185 (fold_deferring_overflow_warnings_p): Declare.
18186 (tree_expr_nonzero_warnv_p): Declare.
18187 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18188 of warning options.
18189 (Warning Options): Document -Wstrict-overflow.
18190 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18191 (tree-ssa-ccp.o): Likewise.
18192 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18193 (fold-const.o): Depend on intl.h.
18195 2007-02-13 Ian Lance Taylor <iant@google.com>
18197 PR middle-end/30751
18198 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18201 2007-02-13 Stuart Hastings <stuart@apple.com>
18203 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18205 2007-02-13 Richard Henderson <rth@redhat.com>
18207 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18208 handled_component_p before looking for the indirect_ref.
18210 2007-02-13 Richard Henderson <rth@redhat.com>
18212 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18213 remove flags clobber.
18214 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18215 (bswaphi_lowpart): New.
18216 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18217 remove TARGET_BSWAP test. Delete expander of the same name.
18219 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18220 (expand_unop): Use them.
18222 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18224 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18225 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18226 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18227 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18228 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18229 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18230 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18231 assembler dialect choice from asm templates.
18233 2007-02-12 Richard Henderson <rth@redhat.com>
18235 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18236 (fixuns_trunc<SSEMODEF>si2): Use it.
18237 * config/i386/sse.md (vec_setv4sf_0): Export.
18238 * config/i386/i386.c (ix86_build_const_vector): Export.
18239 (ix86_split_convert_uns_si_sse): Rename from
18240 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18241 * config/i386/i386-protos.h: Update.
18243 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18246 * c-typeck.c (c_finish_return): Improve warning message.
18248 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18250 * alias.c (find_symbolic_term): Delete unused function.
18252 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18254 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18255 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18256 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18258 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18260 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18261 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18262 the function, temporarily point the debug interface to the null one.
18264 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18266 * dwarf2out.c (round_up_to_align): New static function.
18267 (field_byte_offset): Use it to round the offset.
18269 2007-02-12 Richard Henderson <rth@redhat.com>
18271 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18272 (inswl_const): Export.
18274 2007-02-12 Richard Henderson <rth@redhat.com>
18276 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18277 result mode of the libcall, convert back to outmode.
18279 2007-02-12 Roger Sayle <roger@eyesopen.com>
18281 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18282 (bswapdi2): New define_expand to implement 32-bit implementation.
18284 2007-02-12 Nick Clifton <nickc@redhat.com>
18286 * doc/invoke.texi (Overall Options): Document --help=.
18287 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18288 (cc1_options): Pass --help= on to cc1.
18289 (display_help): Add description of --help=.
18290 (process_command): Add code to handle --help=. Allow translated
18291 --help and --target-help switches to be passed on to compiler
18293 (main): Remove unused if statement.
18294 * opts.c (columns): Remove.
18295 (LEFT_COLUMN): Define.
18296 (wrap_help): Add columns argument.
18297 (print_filtered_help): Change parameters to be an include bitmask,
18298 an exclude bitmask, an any bitmask and the column width. Move the
18299 code to display the params list here. Add code to display the
18300 status of options rather than their descriptions if the quiet flag
18302 (print_specific_help): Change parameters to be an include bitmask,
18303 an exclude bitmask and an any bitmask. Move code to look up the
18304 column width here. Decide upon the title for an options listing.
18305 (common_handle_options): Add code to handle --help=. Adapt code
18306 for --help and --target-help to use the revised form of the
18307 print_specific_help function.
18308 (print_help): Delete.
18309 (print_param_help): Delete.
18310 (print_switch): Delete.
18311 * opts.h (cl_lang_count): Add prototype.
18312 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18313 CL_MAX_OPTION_CLASS): New defines.
18314 * optc-gen.awk: Add construction of cl_lang_count.
18315 * c.opt: Add Warning attribute to warning options and Optimization
18316 attribute to optimization options.
18317 * common.opt: Likewise.
18319 Add -fhelp and -ftarget-help as aliases for the transformed --help
18320 and --target-help options.
18321 * opt-functions.awk: Add code to handle Warning and Optimization
18324 2007-02-12 Richard Henderson <rth@redhat.com>
18326 * config/alpha/constraints.md: New file.
18327 * config/alpha/alpha.c: Include tm-constrs.h.
18328 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18329 alpha_extra_constraint): Remove.
18330 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18331 * config/alpha/alpha-protos.h: Update.
18332 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18333 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18334 (EXTRA_CONSTRAINT): Remove.
18335 * config/alpha/alpha.md: Include constraints.md.
18336 (adddi splitter): Use satisfies_constraint_*.
18337 * config/alpha/predicates.md (add_operand): Likewise.
18338 (sext_add_operand, addition_operation): Likewise.
18340 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18342 PR tree-optimization/29145
18343 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18344 in our handling of restrict qualified pointers.
18346 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18349 * doc/invoke.texi (Wunused-value): Update description.
18350 (Wextra): Delete item.
18351 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18352 value of Wunused-value.
18353 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18354 (c_finish_stmt_expr): Don't check extra_warnings.
18355 (emit_side_effect_warnings): The caller is responsible to check
18358 2007-02-11 Roger Sayle <roger@eyesopen.com>
18359 Matt Thomas <matt@3am-software.com>
18361 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18363 2007-02-11 Roger Sayle <roger@eyesopen.com>
18365 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18366 comparisons of POPCOUNT against zero.
18367 (simplify_const_relational_operation): Likewise.
18369 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18371 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18373 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18375 * dwarf2out.c (root_type): Delete unused function.
18377 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18379 * genattrtab.c (contained_in_p): Delete unused function.
18380 (write_expr_attr_cache): Likewise.
18382 2007-02-11 Jan Hubicka <jh@suse.cz>
18384 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18387 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18389 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18390 to add the REG_EQ* note.
18391 * see.c (see_merge_one_use_extension): Likewise.
18392 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18393 turn REG_EQUAL notes into REG_EQUIV notes if the target
18394 register may have more than one set.
18395 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18396 * gcse.c (try_replace_reg): Likewise.
18397 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18398 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18399 more than one REG_EQUIV note.
18400 * reload1.c (gen_reload): Use set_unique_reg_note.
18402 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18404 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18405 (ix86_builtin_conversion): New function.
18407 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18410 * tree.h (DECL_REPLACEABLE_P): New macro.
18411 * except.c (set_nothrow_function_flags): Likewise.
18413 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18414 Ira Rosen <irar@il.ibm.com>
18415 Dorit Nuzman <dorit@il.ibm.com>
18417 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18418 * targhooks.c (default_builtin_vectorized_conversion): New.
18419 * targhooks.h (default_builtin_vectorized_function): New declaration.
18420 * target.h (struct vectorize): Add builtin_conversion field.
18421 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18422 stmt_vec_info_type value.
18423 (vectorizable_conversion): New declaration.
18424 * tree-vect-analyze.c (vect_analyze_operations): Add
18425 vectorizable_conversion call.
18426 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18427 * tree-vect-transform.c (vectorizable_conversion): New function.
18428 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18429 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18431 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18432 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18433 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18434 or ALTIVEC_BUILTIN_VCFSX.
18436 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18439 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18440 CONST_DOUBLE and operand 0 is a hard register.
18441 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18442 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18443 is a hard floating-point register.
18445 2007-02-10 Richard Henderson <rth@redhat.com>
18446 Jakub Jelinek <jakub@redhat.com>
18447 Alexandre Oliva <aoliva@redhat.com>
18449 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18450 * builtin-types.def (BT_WORD): Make unsigned.
18451 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18452 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18453 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18454 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18455 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18456 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18458 * expr.c (emutls_var_address): New.
18459 (expand_expr_real_1): Expand emulated tls.
18460 (expand_expr_addr_expr_1): Likewise.
18461 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18462 * output.h (emutls_finish): Declare.
18463 * toplev.c (compile_file): Call it.
18464 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18465 address before wrapping in CONST.
18466 * varasm.c (emutls_htab, emutls_object_type): New.
18467 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18468 (get_emutls_object_name, get_emutls_object_type): New.
18469 (get_emutls_init_templ_addr, emutls_decl): New.
18470 (emutls_common_1, emutls_finish): New.
18471 (assemble_variable): When emulating tls, swap decls; generate
18472 constructor for the emutls objects.
18473 (do_assemble_alias): When emulating tls, swap decl and target name.
18474 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18476 * varpool.c (decide_is_variable_needed): Look at force_output.
18477 Recurse for emulated tls.
18478 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18479 with decide_is_variable_needed.
18480 * emutls.c: New file.
18481 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18482 tls_object for real tls.
18484 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18486 PR rtl-optimization/29599
18487 * reload1.c (eliminate_regs_in_insn): Take the destination
18488 mode into account when computing the offset.
18490 2007-02-09 Stuart Hastings <stuart@apple.com>
18491 Richard Henderson <rth@redhat.com>
18493 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18494 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18495 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18496 fixuns_truncdfhi2): New.
18497 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18498 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18499 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18500 (floatunssidf2): Allow nonimmediate source.
18501 * config/i386/sse.md (movdi_to_sse): New.
18502 (vec_concatv2di): Drop '*'.
18503 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18504 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18505 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18507 * config/i386/i386.c (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,
18510 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18511 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18512 ix86_build_const_vector.
18513 (x86_emit_floatuns): Rewrite.
18515 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18517 * genautomata.c (longest_path_length): Delete unused function.
18518 (struct state): Delete unused longest_path_length.
18519 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18520 (get_free_state): Delete unused.
18522 2007-02-09 Jan Hubicka <jh@suse.cz>
18524 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18525 * doc/invoke.texi (inline-unit-growth): Update default value.
18527 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18528 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18529 (rebuild_cgraph_edges): Likewise.
18530 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18531 (dump_cgraph_node): Dump frequencies.
18532 (cgraph_clone_edge): Add frequency scales.
18533 (cgraph_clone_node): Add freuqnecy.
18534 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18535 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18536 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18537 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18538 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18539 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18540 (save_inline_function_body): Likewise.
18541 * ipa-inline.c: inluce rtl.h
18542 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18543 (cgraph_edge_badness): Use frequencies.
18544 (cgraph_decide_recursive_inlining): Update clonning.
18545 (cgraph_decide_inlining_of_small_function): Dump frequency.
18546 * predict.c (estimate_bb_frequencies): Export.
18547 * predict.h (estimate_bb_frequencies): Declare.
18548 * tree-inline.c (copy_bb): Watch overflows.
18549 (expand_call_inline): Update call of cgraph_create_edge.
18550 (optimize_inline_calls): Use TODO flags to update frequnecies.
18551 * passes.h: Include predict.h
18552 (init_optimization_passes): Move profile ahead.
18553 (execute_function_todo): Handle TODO_rebuild_frequencies.
18555 2007-02-09 Roger Sayle <roger@eyesopen.com>
18557 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18558 the insbl or inswl pattern into a register.
18560 2007-02-09 Roger Sayle <roger@eyesopen.com>
18562 * config/ia64/ia64.md (bswapdi2): New define_insn.
18564 2007-02-09 Richard Henderson <rth@redhat.com>
18566 * config/i386/constraints.md (Ym): New constraint.
18567 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18568 (movdi_1_rex64): Split sse and xmm general register moves from
18569 memory move alternatives. Use conditional register constraints.
18570 (movsf_1, movdf_integer): Likewise.
18571 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18572 (movdf_integer_rex64): New.
18573 (pushsf_rex64): Fix output constraints.
18574 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18575 (sse2_stored): Likewise.
18576 (sse2_storeq_rex64): New.
18577 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18578 amd and not generic.
18579 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18580 for optimize_size. Remove SF/DFmode hack.
18582 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18584 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18587 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18588 Richard Sandiford <richard@codesourcery.com>
18590 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18591 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18592 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18593 m68k/t-mlib to tmake_file.
18594 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18595 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18596 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18597 Allow it to be cf or m68k. Set m68k_arch_family. If that
18598 variable is not empty, add t-$m68k_arch_family to tmake_file.
18599 Add t-mlibs to tmake_file.
18600 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18601 * config/m68k/t-cf: New file.
18602 * config/m68k/t-m68k: Likewise.
18603 * config/m68k/t-mlibs: Likewise.
18604 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18605 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18606 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18607 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18608 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18610 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18611 (INSTALL_LIBGCC): Delete.
18612 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18613 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18614 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18615 (M68K_MLIB_CPU): Define.
18616 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18617 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18618 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18620 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18621 Richard Guenther <rguenther@suse.de>
18623 PR middle-end/23361
18624 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18625 against INT_MIN/INT_MAX.
18626 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18627 file if a loop is removed.
18629 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18631 * calls.c (store_one_arg): Pass correct alignment to
18632 emit_push_insn for non-BLKmode values.
18633 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18634 unaligned stack slot via a suitably aligned slot.
18636 2007-02-08 DJ Delorie <dj@redhat.com>
18638 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18640 (legal_subregs): Use unsigned char, make const.
18641 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18643 2007-02-08 Paul Brook <paul@codesourcery.com>
18645 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18646 special interworking needed.
18648 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18650 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18651 conditional to __SSE2__.
18652 (Entries below should have been added to first ChangeLog
18653 entry for amdfam10 dated 2007-02-05)
18654 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18656 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18658 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18661 2007-02-08 DJ Delorie <dj@redhat.com>
18663 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18664 * config/m32c/m32c.c (legal_subregs): New.
18665 (m32c_illegal_subreg_p): New.
18666 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18667 unsupported subregs of hard regs.
18669 2007-02-08 Jan Hubicka <jh@suse.cz>
18671 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18672 the same one; always update histograms.
18674 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18676 * passes.c (init_optimization_passes): Tidy comment.
18678 2007-02-08 Roger Sayle <roger@eyesopen.com>
18680 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18681 strip zero_extend, bswap and rotates from POCOUNT's argument.
18682 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18683 zero_extend and rotates from PARITY's argument.
18684 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18685 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18686 of an integer constant at compile-time.
18688 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18691 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18693 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18696 * tree-ssa-live.c (remove_unused_locals): Do not remove
18697 TREE_ADDRESSABLE variables.
18698 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18699 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18700 FOR_CLOBBER. Update all users.
18701 If VAR has an associated alias set, add a virtual operand for
18702 it if no alias is found to conflict with the memory reference.
18704 2007-02-07 Jan Hubicka <jh@suse.cz>
18705 Robert Kidd <rkidd@crhc.uiuc.edu>
18707 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18709 2007-02-07 Ian Lance Taylor <iant@google.com>
18711 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18713 2007-02-07 Roger Sayle <roger@eyesopen.com>
18715 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18716 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18717 tablejumpdi, movsi_to_cr_one): Remove constraints from
18718 define_expand's match_operands.
18720 2007-02-07 Roger Sayle <roger@eyesopen.com>
18722 * global.c (compute_regsets): Move declatation of "i" inside of
18723 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18725 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18728 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18729 of INDIRECT_REF <RESULT_DECL>.
18731 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18733 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18734 Kaz Kojima <kkojima@gcc.gnu.org>
18737 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18739 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18741 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18743 * doc/loop.texi: Document possibility not to perform disambiguation
18744 of loops with multiple latches.
18745 * cfgloopmanip.c (alp_enum_p): Removed.
18746 (add_loop): Handle subloops. Use get_loop_body_with_size.
18747 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18748 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18749 the new forwarder block.
18750 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18751 Handle the case latch is NULL.
18752 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18753 modifications when marking loop exits.
18754 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18756 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18757 disambiguate_loops_with_multiple_latches.
18758 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18759 before fix_loop_structure.
18760 * cfgloop.c: Include pointer-set.h and output.h.
18761 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18762 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18763 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18764 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18765 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18766 disambiguate_multiple_latches, get_loop_body_with_size,
18767 disambiguate_loops_with_multiple_latches): New functions.
18768 (flow_loop_dump): Dump multiple latch edges.
18769 (flow_loop_nodes_find): Handle loops with multiple latches.
18770 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18771 (glb_enum_p): Modified.
18772 (get_loop_body): Use get_loop_body_with_size.
18773 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18774 (AVOID_CFG_MODIFICATIONS): New constant.
18775 (disambiguate_loops_with_multiple_latches, add_loop,
18776 get_loop_body_with_size): Declare.
18777 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18779 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18781 PR inline-asm/28686
18782 * global.c (compute_regsets): New function.
18783 (global_alloc): Refactored ELIMINABLE_REGSET
18784 and NO_GLOBAL_ALLOC_REGS computation out.
18785 (rest_of_handle_global_alloc): Call compute_regsets()
18786 for non-optimizing case.
18788 2007-02-06 Richard Henderson <rth@redhat.com>
18790 * config/i386/constraints.md (Y2): Rename from Y.
18791 (Yi): New constraint.
18792 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18793 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18794 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18795 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18796 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18797 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18798 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18799 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18800 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18801 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18802 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18803 vec_extractv2si_1): Change Y constraints to Y2.
18804 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18805 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18806 Change Y constraints to Y2.
18807 (sse2_loadld): Change Y constraints to x.
18809 2007-02-06 Roger Sayle <roger@eyesopen.com>
18811 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18812 (parity<mode>2): New define_expand using rs6000_emit_parity.
18813 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18814 rs6000_emit_parity): New functions.
18815 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18816 rs6000_emit_parity): Prototype here.
18818 2007-02-06 Ian Lance Taylor <iant@google.com>
18820 * lower-subreg.c (simple_move_operand): Reject CONST.
18821 (resolve_clobber): Call validate_change rather than directly
18822 assigning to XEXP (pat, 0).
18824 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18826 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18827 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18828 (tree-cfg.o): Remove hashtab.h dependency.
18830 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18831 (struct ivopts_data): Change niters to pointer_map_t.
18832 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18833 (niter_for_exit): Create pointer_map on demand. Change for
18835 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18836 (free_loop_data): Destroy data->niters if created and reset field.
18837 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18838 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18840 * tree-ssa-reassoc.c: Include pointer-set.h.
18841 (bb_rank): Change to long *.
18842 (operand_rank): Change to pointer_map_t.
18843 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18844 (insert_operand_rank): Accept long.
18845 (operand_entry_hash, operand_entry_eq): Remove.
18846 (get_rank): Return long. Adjust for changes above.
18847 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18849 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18851 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18852 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18853 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18855 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18856 directly since it cannot be NULL.
18857 (get_vi_for_tree): Rewrite for pointer_map API.
18858 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18859 (init_alias_vars): Create vi_for_tree as pointer_map.
18860 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18862 * tree-cfg.c: Don't include hashtab.h.
18863 (edge_to_cases): Declare as pointer_map.
18864 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18866 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18867 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18868 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18870 (record_switch_edge): Delete.
18871 (get_cases_for_edge): Adjust for pointer_map API, inline
18872 record_switch_edge (rewritten for new API), remove goto.
18874 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18876 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18877 * tree-nested.c: Include pointer-set.h.
18878 (var_map_elt, var_map_eq, var_map_hash): Delete.
18879 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18880 to pointer_map_t's.
18881 (nesting_info_bitmap_obstack): New.
18882 (lookup_field_for_decl): Adjust for pointer_map API.
18883 (lookup_tramp_for_decl): Adjust for pointer_map API.
18884 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18885 (get_local_debug_decl): Adjust for pointer_map API.
18886 (convert_nl_goto_reference): Adjust for pointer_map API.
18887 (convert_nl_goto_receiver): Adjust for pointer_map API.
18888 (create_nesting_tree): Create outside GGC space. Create bitmap on
18889 the new obstack. Create field_map and var_map as pointer_maps.
18890 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18892 (lower_nested_functions): Move root here, no need to NULL it.
18893 Initialize and release the obstack.
18895 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18897 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18898 Remove prototypes and make them non-static.
18899 (struct tree_int_map): Remove.
18900 * tree.h (struct tree_int_map): Move here, turning TO into an
18902 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18904 * tree.h (TREE_COMPLEXITY): Remove.
18905 (struct tree_exp): Remove complexity field.
18906 * tree.c (build1_stat): Don't set it.
18908 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18909 Victor Kaplansky <victork@il.ibm.com>
18911 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18912 (vect_is_simple_reduction): Support reduction with induction as
18913 one of the operands.
18914 (vect_is_simple_iv_evolution): Fix formatting.
18915 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18916 formatting. Don't mark induction phis for vectorization.
18917 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18918 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18919 (vect_get_vec_def_for_operand): Support induction.
18920 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18922 (vectorizable_reduction): Support reduction with induction as one of
18924 (vectorizable_type_demotion): Use def-type of stmt argument rather
18925 than dummy def-type.
18927 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18928 flag_tree_scev_cprop.
18929 * common.opt (tree-scev-cprop): New flag.
18931 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18932 call to vect_get_new_vect_var.
18934 2007-02-06 Ira Rosen <irar@il.ibm.com>
18936 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18937 vectype is not NULL.
18938 (vect_pattern_recog_1): Likewise.
18940 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18942 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18943 (fold_negate_expr): Likewise.
18945 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18948 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18949 even if cv-qualification is the same.
18951 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18953 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18954 __enable_execute_stack on completion.
18956 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18958 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18959 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18960 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18961 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18962 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18963 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18964 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18965 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18967 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18969 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18970 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18971 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18972 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18973 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18974 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18975 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18976 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18977 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18978 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18979 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18980 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18981 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18982 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18983 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18984 sqrtextenddfxf2_i387): Added amdfam10_decode.
18986 * config/i386/athlon.md (athlon_idirect_amdfam10,
18987 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18988 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18989 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18990 athlon_ivector_store_amdfam10): New define_insn_reservation.
18991 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18994 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18996 * config/i386/athlon.md (athlon_call_amdfam10,
18997 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18998 define_insn_reservation.
18999 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19000 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19001 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19003 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19005 * config/i386/athlon.md (athlon_sseld_amdfam10,
19006 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19007 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19009 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19011 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19012 define_insn_reservation.
19013 * config/i386/i386.md (sseins): Added sseins to define_attr type
19014 and define_attr unit.
19015 * config/i386/sse.md: Set type attribute to sseins for insertq
19018 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19020 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19021 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19022 ssecomi_load_amdfam10, ssecomi_amdfam10,
19023 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19024 define_insn_reservation.
19025 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19027 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19029 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19030 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19031 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19032 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19033 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19034 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19035 define_insn_reservation.
19037 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19038 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19039 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19040 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19041 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19043 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19045 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19046 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19047 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19048 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19049 athlon_ssemul_load_k8): Added amdfam10.
19051 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19053 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19054 (x86_sse_unaligned_move_optimal): New variable.
19056 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19058 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19059 for unaligned vector SSE double/single precision loads for AMDFAM10.
19061 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19063 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19064 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19065 Define TARGET_CPU_DEFAULT_amdfam10.
19066 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19067 (processor_type): Add PROCESSOR_AMDFAM10.
19069 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19070 processor_type in config/i386/i386.h.
19071 Enable imul peepholes for TARGET_AMDFAM10.
19073 * config.gcc: Add support for --with-cpu option for amdfam10.
19075 * config/i386/i386.c (amdfam10_cost): New variable.
19076 (m_AMDFAM10): New macro.
19077 (m_ATHLON_K8_AMDFAM10): New macro.
19078 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19079 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19080 x86_promote_QImode, x86_integer_DFmode_moves,
19081 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19082 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19083 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19084 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19085 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19086 Enable/disable for amdfam10.
19087 (override_options): Add amdfam10_cost to processor_target_table.
19088 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19089 processor_alias_table.
19090 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19091 (ix86_adjust_cost): Add code for amdfam10.
19093 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19095 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19096 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19097 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19098 * config/i386/i386.h: Add builtin definition for SSE4A.
19099 * config/i386/i386.md: Add support for ABM instructions
19100 (popcnt and lzcnt).
19101 * config/i386/sse.md: Add support for SSE4A instructions
19102 (movntss, movntsd, extrq, insertq).
19103 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19104 Add -march=amdfam10 flag.
19105 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19106 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19108 * doc/extend.texi: Add documentation for SSE4A builtins.
19110 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19112 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19114 2007-02-05 Richard Guenther <rguenther@suse.de>
19116 * tree-vectorizer.h (vectorizable_function): Add argument type
19117 argument, change return type.
19118 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19119 * tree-vect-transform.c (vectorizable_function): Handle extra
19120 argument, return vectorized function decl.
19121 (build_vectorized_function_call): Remove.
19122 (vectorizable_call): Handle calls with result and argument types
19123 differing. Handle loop vectorization factor correctly.
19124 * targhooks.c (default_builtin_vectorized_function): Adjust for
19126 * targhooks.h (default_builtin_vectorized_function): Likewise.
19127 * target.h (builtin_vectorized_function): Add argument type
19129 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19130 extra argument, allow vectorizing of lrintf.
19131 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19132 documentation of target hook.
19134 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19137 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19138 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19139 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19141 2007-02-05 Roger Sayle <roger@eyesopen.com>
19143 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19144 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19145 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19146 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19147 before canonicalizing sincos to cexpi.
19148 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19150 2007-02-05 Roger Sayle <roger@eyesopen.com>
19152 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19153 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19154 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19156 2007-02-05 Roger Sayle <roger@eyesopen.com>
19158 * mips-tfile.c (initialize_init_file): Correct endianness test.
19160 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19162 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19163 the 'y' constraint.
19165 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19167 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19168 saves in a PARALLEL before the register assignments.
19170 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19172 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19173 DWARF_FRAME_RETURN_COLUMN to be a general register.
19174 * dwarf2out.c (init_return_column_size): New function, split from...
19175 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19176 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19177 to be nongeneral registers.
19178 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19180 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19181 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19183 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19185 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19187 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19189 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19190 (remove_path): Use can_remove_branch_p and remove_branch instead
19191 of loop_delete_branch_edge.
19192 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19193 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19194 Update profile using scale_dominated_blocks_in_loop.
19195 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19196 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19197 (can_remove_branch_p, remove_branch): Declare.
19198 * tree-cfg.c (tree_can_remove_branch_p): New function.
19199 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19200 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19201 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19203 2007-02-05 Jan Hubicka <jh@suse.cz>
19205 PR middle-end/30696
19206 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19207 nodes in cgraph, don't remove offline copy of the function.
19209 2007-02-04 Jan Hubicka <jh@suse.cz>
19211 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19212 vectors might cause maybe_lookup_element_for_expr to be called
19213 on non-sra-candidate.
19215 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19217 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19218 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19219 spelling conventions.
19221 2007-02-04 Richard Guenther <rguenther@suse.de>
19223 PR middle-end/30636
19224 * fold-const.c (try_move_mult_to_index): Make sure to not
19225 overflow one dimension of a multi-dimensional array access.
19227 2007-02-04 Jan Hubicka <jh@suse.cz>
19229 * passes.c (init_optimization_passes): Reindent.
19231 2007-02-04 Jan Hubicka <jh@suse.cz>
19232 Eric Botcazou <ebotcazou@adacore.com>
19234 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19235 (execute_fixup_cfg): Break out the abnormal goto code.
19236 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19237 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19238 (optimize_inline_calls): Call make_nonlocal_label_edges.
19240 2007-02-04 Jan Hubicka <jh@suse.cz>
19242 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19243 true when something was changed.
19244 (rename_ssa_copies): When something was changed, do
19245 TODO_remove_unused_locals.
19246 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19247 add TODO_remove_unused_locals when instruction was removed.
19249 2007-02-04 Jan Hubicka <jh@suse.cz>
19251 * ipa-inline.c (try_inline): Improve debug output; work on already
19253 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19254 call try_inline for already inlined edges too when flattening;
19255 inline also functions that make callee growth but overall unit size
19258 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19260 * config/m32c/bitops.md, config/m32c/jump.md,
19261 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19262 config/m32r/m32r.h, config/m32r/m32r.md,
19263 config/m32r/predicates.md, config/m68hc11/larith.asm,
19264 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19265 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19266 config/mips/mips-protos.h, config/mips/mips.c,
19267 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19268 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19269 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19270 spelling conventions.
19272 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19273 Follow spelling conventions.
19275 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19277 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19278 warn about C++0x compatibility.
19280 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19282 * config/h8300/h8300.c, config/h8300/h8300.h,
19283 config/h8300/h8300.md: Follow spelling conventions.
19285 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19287 PR middle-end/30667
19288 * combine.c (try_combine): Do not substitute source operand
19289 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19291 2007-02-03 Jan Hubicka <jh@suse.cz>
19293 PR gcov-profile/30650
19294 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19295 do not divide by zero for never executed counters.
19296 (tree_find_values_to_profile): Fix counters.
19297 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19299 2007-02-03 Ian Lance Taylor <iant@google.com>
19301 * lower-subreg.c (simple_move_operand): New static function,
19302 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19304 (simple_move): Call simple_move_operand.
19305 (find_decomposable_subregs): Add special handling of MEMs.
19306 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19307 meaning of return value. If we see a hard register, test whether
19308 it can store a word_mode value. Change all callers.
19310 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19312 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19313 ftrapv insns and expanders.
19314 (subdi3): Change define_expand operand 1 to arith11_operand, and
19315 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19316 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19317 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19320 PR middle-end/30174
19321 * varasm.c (notice_global_symbol): Treat global objects as weak when
19322 flag_shlib is true.
19324 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19326 * emit-rtl.c (dconstpi): Delete.
19327 (dconstsqrt2): New.
19328 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19329 * real.h (dconstpi): Delete.
19330 (dconstsqrt2): New.
19331 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19332 (fold_builtin_hypot): Likewise.
19334 2007-02-03 Tom Tromey <tromey@redhat.com>
19337 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19338 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19340 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19342 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19343 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19344 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19345 config/rs6000/cell.md, config/rs6000/darwin.h,
19346 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19347 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19348 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19349 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19350 typos. Follow spelling conventions.
19351 * doc/invoke.texi: Follow spelling conventions.
19353 2007-02-03 Roger Sayle <roger@eyesopen.com>
19355 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19356 canonicalization transformations that attempt to simplify integer
19357 constant comparisons to become comparisons against zero.
19359 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19361 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19363 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19364 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19366 2007-02-02 Mike Stump <mrs@apple.com>
19368 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19369 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19370 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19371 generate a branch island.
19373 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19375 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19376 (xtensa_legitimate_address_p): New.
19377 (xtensa_legitimize_address): New.
19378 (xtensa_output_addr_const_extra): New.
19379 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19381 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19382 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19383 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19384 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19385 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19386 (xtensa_legitimize_address): New.
19387 (xtensa_output_addr_const_extra): New.
19389 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19391 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19393 2007-02-02 Ian Lance Taylor <iant@google.com>
19395 * expmed.c (expand_divmod): Add comment.
19397 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19399 * emit-rtl.c (renumber_insns): Remove.
19400 * flags.h: Remove the extern for flag_renumber_insns.
19401 * rtl.h: Remove the prototype for renumber_insns.
19402 * toplev.c (flag_renumber_insns): Remove.
19404 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19406 Revert for x86 darwin:
19407 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19409 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19410 code before the following patch under TARGET_MACHO.
19411 (ix86_function_value_regno_p): Likewise.
19413 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19415 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19418 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19421 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19422 loads to general or fp registers. Add comments.
19423 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19425 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19427 * pointer-set.c (insert_aux): Only return insertion slot.
19428 (pointer_set_insert): Adjust.
19429 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19430 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19431 pointer_map_traverse): New.
19432 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19433 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19434 pointer_map_contains, pointer_map_traverse): Declare.
19436 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19438 PR middle-end/30473
19439 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19440 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19442 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19444 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19446 (struct _dep): New type.
19447 (dep_t): New typedef.
19448 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19449 (DEP_STATUS): New access macro. The macro with the same name was
19450 renamed to DEP_LINK_STATUS.
19451 (dep_init): Declare function
19453 (struct _dep_link): New type.
19454 (dep_link_t): New typedef.
19455 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19456 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19457 (DEP_LINK_STATUS): New macro.
19458 (debug_dep_links): New debug function.
19460 (struct _deps_list): New type.
19461 (deps_list_t): New typedef.
19462 (DEPS_LIST_FIRST): New access macro.
19463 (FOR_EACH_DEP_LINK): New cycle macro.
19464 (create_deps_list, free_deps_list, delete_deps_list): Declare
19466 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19467 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19468 (copy_deps_list_change_con): Ditto.
19470 (move_dep_link): Declare function.
19472 (struct _dep_node): New type.
19473 (dep_node_t): New typedef.
19474 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19476 (struct haifa_insn_data.back_deps): New field to hold backward
19477 dependencies of the insn.
19478 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19480 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19481 Change its type to deps_list_t.
19482 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19483 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19484 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19486 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19488 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19490 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19492 (dep_cost): Declare.
19494 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19495 (ds_to_dk, dk_to_ds): New functions.
19497 (init_dep_1): New static function.
19498 (init_dep): New function.
19499 (copy_dep): New static function.
19501 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19503 (detach_dep_link): New static function.
19504 (move_dep_link): New function.
19506 (dep_links_consistent_p, dump_dep_links): New static functions.
19507 (debug_dep_links): New debugging function.
19509 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19511 (alloc_deps_list, init_deps_list): New static functions.
19512 (create_deps_list): New function.
19513 (clear_deps_list): New static function.
19514 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19515 (deps_list_consistent_p, dump_deps_list): New static functions.
19516 (debug_deps_list): New function.
19517 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19519 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19521 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19522 use new scheduler dependencies lists.
19523 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19524 (sched_analyze): Ditto. Initialize dependencies lists.
19525 (add_forw_dep, compute_forward_dependences): Update to use new
19526 scheduler dependencies lists.
19528 (init_dependency_caches): Init deps_obstack.
19529 (free_dependency_caches): Free deps_obstack.
19531 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19532 new scheduler dependencies lists.
19533 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19534 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19536 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19537 Update to use new scheduler dependencies lists.
19538 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19539 (debug_dependencies): Ditto.
19540 (schedule_region): Update comments.
19542 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19543 scheduler dependencies lists.
19544 (schedule_ebb): Update comments.
19546 * rtl.def (DEPS_LIST): Remove.
19548 * lists.c (unused_deps_list): Remove.
19549 (free_list): Update assertions.
19551 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19552 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19554 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19555 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19557 * haifa-sched.c (comments): Update.
19558 (insn_cost1): Remove. Inline the code into insn_cost ().
19559 (insn_cost): Update to use new scheduler dependencies lists. Move
19560 processing of the dependency cost to dep_cost ().
19561 (dep_cost): New function. Use it instead of insn_cost () when
19562 evaluating cost of the dependency. Use compatible interface to
19563 interact with the target.
19564 (priority): Update to use new scheduler dependencies lists.
19565 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19566 with greater number of insns that depend on the insn.
19567 (schedule_insn): Update to use new scheduler dependencies lists. Add
19568 code to free backward dependencies lists. Inline and optimize code
19569 from resolve_dep () - see PR28071.
19570 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19571 lists. Update call to targetm.sched.is_costly_dependence hook.
19573 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19574 scheduler dependencies lists.
19576 (resolve_dep): Remove. Move the logic to schedule_insn ().
19577 (init_h_i_d): Initialize dependencies lists.
19579 (process_insn_depend_be_in_spec): Rename to
19580 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19581 dependencies lists.
19582 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19583 Update to use new scheduler dependencies lists.
19584 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19586 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19587 new scheduler dependencies lists.
19588 (build_intra_loop_deps): Ditto.
19590 * target.h (struct _dep): Declare to use in
19591 gcc_target.sched.is_costly_dependence.
19592 (struct gcc_target.sched.adjust_cost): Fix typo.
19593 (struct gcc_target.sched.is_costly_dependence): Change signature to
19594 use single dep_t parameter instead of an equivalent triad.
19595 (struct gcc_target.sched.adjust_cost_2): Remove.
19597 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19599 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19601 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19603 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19605 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19606 (REG_DEP_TRUE): Document.
19608 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19609 Change signature to correspond to the targetm.sched.adjust_cost hook.
19610 Update use in TARGET_SCHED_ADJUST_COST_2.
19611 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19612 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19613 new scheduler dependencies lists.
19614 (ia64_gen_check): Ditto.
19616 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19617 scheduler dependencies lists.
19619 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19620 signature to correspond to the targetm.sched.is_costly_dependence hook.
19621 (is_costly_group): Update to use new scheduler dependencies lists.
19623 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19624 instead of INSN_COST () macro.
19626 2007-02-01 Ian Lance Taylor <iant@google.com>
19628 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19630 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19632 * pa.md (tp_load): Correct mfctl instruction syntax.
19634 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19636 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19637 altivec_padding_size calculation on AIX. Improve comment, add
19638 assert to verify that it's right.
19640 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19643 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19645 PR inline-asm/28686
19646 * global.c (global_alloc): Add mising initialization of
19649 2007-02-01 Roger Sayle <roger@eyesopen.com>
19651 * alias.c (init_alias_analysis): Correct whitespace.
19652 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19653 partition_hot_cold_basic_blocks): Likewise.
19654 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19655 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19656 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19657 fold_builtin_snprintf_chk, fold_builtin_printf,
19658 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19659 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19660 * cfgcleanup.c (cleanup_cfg): Likewise.
19661 * cfgexpand.c (tree_expand_cfg): Likewise.
19662 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19663 * function.c (get_next_funcdef_no): Likewise.
19664 * gengtype.c (main): Likewise.
19665 * genmodes.c (main): Likewise.
19666 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19667 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19668 * ifcvt.c (noce_emit_move_insn): Likewise.
19669 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19671 * stor-layout.c (get_best_mode): Likewise.
19672 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19673 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19674 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19675 perform_var_substitution, solve_graph): Likewise.
19676 * tree-vrp.c (vrp_finalize): Likewise.
19678 2007-02-01 Ian Lance Taylor <iant@google.com>
19680 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19681 high part of a paradoxical subreg, return a constant zero.
19683 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19685 * toplev.c (lang_dependent_init): Call init_set_costs.
19686 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19688 2007-02-01 Richard Guenther <rguenther@suse.de>
19690 PR middle-end/30656
19691 * fold-const.c (fold_negate_expr): Allow negating a
19692 constant if overflow does not change.
19694 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19696 * doc/c-tree.texi (Expression trees): Improve markup.
19697 * doc/tm.texi (Register Classes, Addressing Modes)
19698 (Floating Point): Fix spacing after abbreviations. Fix some
19701 2007-02-01 Ben Elliston <bje@au.ibm.com>
19703 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19704 * doc/contrib.texi: Likewise.
19705 * doc/install.texi: Likewise.
19707 2007-01-31 Richard Henderson <rth@redhat.com>
19708 Ian Lance Taylor <iant@google.com>
19710 * lower-subreg.c: New file.
19711 * rtl.def (CONCATN): Define.
19712 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19713 pass_lower_subreg2.
19714 * emit-rtl.c (update_reg_offset): New static function, broken out
19715 of gen_rtx_REG_offset.
19716 (gen_rtx_REG_offset): Call update_reg_offset.
19717 (gen_reg_rtx_offset): New function.
19718 * regclass.c: Revert patch of 2006-03-05, restoring
19720 (clear_reg_info_regno): New function.
19721 * dwarf2out.c (concatn_loc_descriptor): New static function.
19722 (loc_descriptor): Handle CONCATN.
19723 * common.opt (fsplit_wide_types): New option.
19724 * opts.c (decode_options): Set flag_split_wide_types when
19726 * timevar.def (TV_LOWER_SUBREG): Define.
19727 * rtl.h (gen_reg_rtx_offset): Declare.
19728 (reg_scan_update): Declare.
19729 * regs.h (clear_reg_info_regno): Declare.
19730 * tree-pass.h (pass_lower_subreg): Declare.
19731 (pass_lower_subreg2): Declare.
19732 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19733 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19734 -fsplit-wide-types.
19735 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19736 * Makefile.in (OBJS-common): Add lower-subreg.o.
19737 (lower-subreg.o): New target.
19739 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19741 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19743 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19746 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19748 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19750 PR middle-end/29335
19751 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19753 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19755 * cfgloop.h: Include vec-prim.h.
19756 (enum li_flags): Remove LI_ONLY_OLD.
19757 (loop_iterator): Changed.
19758 (fel_next, fel_init): Iterate over loop tree.
19759 (FOR_EACH_LOOP_BREAK): New macro.
19760 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19762 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19763 * modulo-sched.c (sms_schedule): Ditto.
19764 * tree-vectorizer.c (vectorize_loops): Ditto.
19765 * doc/loop.texi: Update information on loop numbering and behavior of
19766 FOR_EACH_LOOP wrto new loops.
19767 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19768 add_to_evolution_1): Test nestedness of loops instead of comparing
19770 * tree-chrec.c (chrec_fold_plus_poly_poly,
19771 chrec_fold_multiply_poly_poly, chrec_evaluate,
19772 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19773 reset_evolution_in_loop): Ditto.
19774 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19776 2007-01-31 Dirk Mueller <dmueller@suse.de>
19778 * c-common.c (warn_about_parentheses): Separate warning about
19779 un-parenthized sequence of comparison operators from the one
19780 which is supposed to warn about x <= y <= z.
19782 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19784 * optabs.h (enum optab_index): Add new OTI_isinf.
19785 (isinf_optab): Define corresponding macro.
19786 * optabs.c (init_optabs): Initialize isinf_optab.
19787 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19789 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19790 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19792 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19793 expand_builtin_interclass_mathfn.
19794 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19795 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19796 (fxam<mode>2_i387): New insn pattern.
19797 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19798 built-in functions as x87 inline asm.
19800 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19802 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19804 2007-01-30 Eric Christopher <echristo@apple.com>
19806 * config.gcc: Add geode.
19808 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19810 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19811 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19812 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19813 value-prof.c: Fix comment typos.
19815 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19818 * doc/invoke.texi (Wpointer-arith): Document warning.
19820 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19822 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19823 the list of discrepancies from the draft TR.
19825 2007-01-30 Dirk Mueller <dmueller@suse.de>
19828 * doc/invoke.texi (-Wreturn-type): Update description to
19829 match new behavior.
19831 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19833 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19835 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19837 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19838 to handle optabs that operate on floating point input argument and
19839 output to integer output.
19840 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19841 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19842 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19843 expand_builtin_interclass_mathfn ().
19844 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19845 (ilogbsi2): Remove.
19846 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19847 ilogbl built-in functions as x87 intrinsics.
19849 2007-01-30 Richard Guenther <rguenther@suse.de>
19851 PR middle-end/27657
19852 * dwarf2out.c (reference_to_unused): Query varpool if the
19853 variable was output.
19855 2007-01-30 Richard Guenther <rguenther@suse.de>
19857 PR middle-end/30313
19858 * passes.c (execute_one_pass): Reset in_gimple_form to not
19859 confuse non-unit-at-a-time mode.
19861 2007-01-29 Roger Sayle <roger@eyesopen.com>
19862 Richard Guenther <rguenther@suse.de>
19864 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19865 avoid undefined behaviour on overflow. Use force_fit_type_double
19866 to construct the constant with the specified TREE_OVERFLOW.
19868 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19870 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19871 * config/dfp-bit.h: Ditto.
19873 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19875 * c-decl.c (pop_scope): Replace warnings with call to
19876 warn_for_unused_label.
19877 * c-common.h (warn_for_unused_label): Declare.
19878 * c-common.c (warn_for_unused_label): Define.
19880 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19882 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19885 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19887 * Makefile.in (USER_H): Remove decfloat.h.
19888 * ginclude/decfloat.h: Delete, moving contents to ...
19889 * ginclude/float.h: Add support for decimal floating point,
19890 guarded by __STDC_WANT_DEC_FP__.
19892 2007-01-29 Mike Stump <mrs@apple.com>
19894 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19895 Analysis and Representation to resolve case insensitive conflict.
19896 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19898 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19900 * tree.h (struct tree_memory_tag): Add aliases member.
19901 (MTAG_ALIASES): New macro.
19902 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19903 (add_may_alias): Remove pointer-set. Update for may_aliases being
19905 (mark_aliases_call_clobbered): Update for may_aliases being a
19907 (compute_tag_properties): Ditto.
19908 (create_partition_for): Ditto.
19909 (compute_memory_partitions): Ditto.
19910 (dump_may_aliases_for): Ditto.
19911 (is_aliased_with): Ditto.
19912 (add_may_alias_for_new_tag): Ditto.
19913 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19914 (compute_is_aliased): New function.
19915 (compute_may_aliases): Call compute_is_aliased).
19916 (init_alias_info): Initialize alias_bitmap_obstack.
19917 (union_alias_set_into): New function.
19918 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19919 (have_common_aliases_p): Rewrite to take two bitmaps and use
19921 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19922 Update for bitmaps.
19923 (finalize_ref_all_pointers): Update for add_may_alias changes.
19924 (new_type_alias): Ditto.
19925 * tree-flow-inline.h (may_aliases): Return a bitmap.
19926 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19927 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19928 may_aliases being a bitmap.
19929 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19930 may_aliases now returns a bitmap.
19931 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19933 * tree-ssa-operands.c (add_virtual_operand): Update for
19934 may_aliases being a bitmap.
19936 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19938 PR tree-optimization/30630
19939 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19940 variable as changed.
19942 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19945 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19946 expanded only once even if an error occurs.
19948 2007-01-29 Ben Elliston <bje@au.ibm.com>
19950 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19951 (__gcov_average_profiler): Likewise.
19952 (__gcov_ior_profiler): Likewise.
19953 (__gcov_merge_ior): Likewise.
19955 2007-01-28 Jan Hubicka <jh@suse.cz>
19957 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19958 * value-prof.c (stringop_block_profile): Likewise.
19960 2007-01-28 Jan Hubicka <jh@suse.cz>
19962 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19963 Add variant handling histograms; add wrapper.
19964 (clear_storage_via_libcall): Export.
19965 (emit_block_move_hints): Break out from ...; add histograms.
19966 (emit_block_move): ... this one.
19967 (clear_storage_hints): Break out from ...; add histograms.
19968 (clear_storage): ... this one.
19969 (set_storage_via_memset): Handle histogram.
19970 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19971 (clear_storage_hints, clear_storage_via_libcall): Declare.
19972 (set_storage_via_setmem): Update prototype.
19973 * doc/md.texi (movmem, setmem): Document new arguments.
19975 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19976 Add new histograms.
19977 (stringop_block_profile): New global function.
19978 (tree_stringops_values_to_profile): Profile block size and alignment.
19979 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19981 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19982 (stringop_block_profile): Declare.
19983 * builtins.c: Include value-prof.h.
19984 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19985 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19986 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19987 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19988 * profile.c (instrument_values): Add new counters.
19989 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19991 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19992 (tree_init_edge_profiler): Build new profilers.
19993 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19994 (pass_tree_profile): Add dump.
19995 (tree_profile_hooks): Update.
19996 * Makefile.in (LIBGCOV): Add new constants.
19997 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19998 __gcov_ior_profiler): New.
19999 * i386.md (movmem/setmem expanders): Add new optional arguments.
20001 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20003 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20005 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20007 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20008 (tree_unswitch_single_loop): Pass eni_size_weights to
20009 tree_num_loop_insns.
20010 * tree-ssa-loop-manip.c: Include tree-inline.h.
20011 (can_unroll_loop_p): Pass eni_size_weights to
20012 tree_num_loop_insns.
20013 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20014 Pass eni_size_weights to estimate_num_insns.
20015 * tree.h (init_inline_once): Export.
20016 * toplev.c (backend_init): Call init_inline_once.
20017 * cgraphunit.c (cgraph_process_new_functions,
20018 cgraph_analyze_function): Pass eni_inlining_weights to
20019 estimate_num_insns.
20020 * ipa-inline.c (compute_inline_parameters): Ditto.
20021 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20022 to estimate_num_insns.
20023 (try_unroll_loop_completely): Pass eni_size_weights to
20024 tree_num_loop_insns.
20025 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20026 ot estimate_num_insns.
20027 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20028 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20029 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20030 eni_time_weights): New variables.
20031 (init_inline_once): Initialize them.
20032 (struct eni_data): Mew.
20033 (estimate_num_insns_1, estimate_num_insns): Use weights.
20034 * tree-inline.h (struct eni_weights_d): New.
20035 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20036 (estimate_num_insns): Declaration changed.
20037 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20038 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20039 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20041 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20043 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20044 relations in the conflict function is valid.
20046 2007-01-27 Ian Lance Taylor <iant@google.com>
20048 * common.opt: Add fstrict-overflow.
20049 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20050 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20051 (TYPE_OVERFLOW_UNDEFINED): Define.
20052 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20054 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20055 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20056 (fold_negate_expr): Likewise.
20057 (make_range): Likewise.
20058 (extract_muldiv_1): Likewise.
20059 (maybe_canonicalize_comparison): Likewise.
20060 (fold_comparison): Likewise.
20061 (fold_binary): Likewise.
20062 (tree_expr_nonnegative_p): Likewise.
20063 (tree_expr_nonzero_p): Likewise.
20064 * tree-vrp.c (compare_values): Likewise.
20065 (extract_range_from_binary_expr): Likewise.
20066 (extract_range_from_unary_expr): Likewise.
20067 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20069 (nowrap_type_p): Likewise.
20070 * tree-scalar-evolution.c (simple_iv): Likewise.
20071 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20072 (build_range_check): Likewise.
20073 (extract_muldiv_1): Likewise.
20074 (fold_comparison): Likewise.
20075 * tree-vrp.c (vrp_int_const_binop): Likewise.
20076 (extract_range_from_unary_expr): Likewise.
20077 * convert.c (convert_to_integer): Likewise.
20078 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20079 (fold_comparison): Likewise.
20080 (fold_binary): Likewise.
20081 * optabs.c (optab_for_tree_code): Likewise.
20082 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20083 * simplify-rtx.c (simplify_const_relational_operation): Check
20084 flag_strict_overflow and flag_trapv.
20085 (simplify_const_relational_operation): Likewise.
20086 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20087 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20090 2007-01-27 Roger Sayle <roger@eyesopen.com>
20092 * tree.c (tree_fold_gcd): Delete.
20093 * tree.h (tree_fold_gcd): Remove prototype.
20094 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20095 test whether one constant integer is a multiple of another. Instead
20096 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20097 * fold-const.c (multiple_of_p): We've determined both TOP and
20098 BOTTOM are integer constants so we can call int_const_binop directly
20099 instead of the more generic const_binop.
20101 2007-01-27 Roger Sayle <roger@eyesopen.com>
20103 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20104 1*X check that the constant hasn't overflowed, to preserve the
20106 (round_up): Provide an efficient implementation when rouding-up an
20107 INTEGER_CST to a power-of-two.
20109 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20111 * doc/sourcebuild.texi: Add comma for clarity.
20112 * doc/extend.texi: Fix some typos.
20113 * doc/passes.texi: Likewise.
20114 * doc/cppinternals.texi: Likewise.
20115 * doc/c-tree.texi: Likewise.
20116 * doc/tree-ssa.texi: Likewise.
20117 * doc/install.texi: Likewise.
20119 2007-01-27 Jan Hubicka <jh@suse.cz>
20121 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20122 (pass_sra): Do not require alias information.
20123 * passes.c (init_optimization_passes): Add SRA
20125 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20127 * tracer.c (rest_of_handle_tracer): We already cleaned
20128 up the CFG in tracer() so don't do it here again.
20129 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20130 cleanup_cfg here, either. And don't call renumber_insns.
20132 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20133 and BB_HEAD are in the insn stream here. Instead make sure
20134 that BB_INSN is valid on all insns. Also, do check here that
20135 there are no pending branch predictions...
20136 (rtl_verify_flow_info): ...instead of doing it here. Checks
20137 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20140 2007-01-26 Roger Sayle <roger@eyesopen.com>
20142 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20143 function to simplify/factorize operand order canonicalization.
20144 (ix86_fixup_binary_operands): Reorganize using the above function.
20145 (ix86_binary_operator_ok): Likewise.
20147 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20149 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20150 file scope from optimize_attrs.
20151 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20153 (optimize_attrs): Clear insn_code_values after freeing it.
20155 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20157 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20158 a parts.base assignment.
20160 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20162 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20163 (compute_subscript_distance, initialize_data_dependence_relation,
20164 finalize_ddr_dependent, analyze_ziv_subscript,
20165 analyze_siv_subscript_cst_affine,
20166 compute_overlap_steps_for_affine_univar,
20167 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20168 analyze_siv_subscript, analyze_miv_subscript,
20169 analyze_overlapping_iterations, subscript_dependence_tester_1,
20170 compute_self_dependence, free_dependence_relation): Work
20171 with affine_fn instead of chrecs.
20172 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20173 common_affine_function, affine_function_base,
20174 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20175 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20176 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20177 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20178 (all_chrecs_equal_p): Removed.
20179 * tree-data-ref.h (affine_fn, conflict_function): New types.
20180 (struct subscript): Change type of conflicting_iterations_in_a
20181 and conflicting_iterations_in_b.
20183 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20186 * config/pa/pa.h (TARGET_HPUX_11): New.
20187 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20188 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20190 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20191 Richard Guenther <rguenther@suse.de>
20193 * tree-ssa-structalias.c (solve_graph): Handle case
20194 we merged the variable to another.
20196 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20198 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20201 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20202 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20204 2007-01-25 DJ Delorie <dj@redhat.com>
20206 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20207 allow changes to modes which don't fit in those registers.
20209 * reload1.c (choose_reload_regs): Check for invalid subregs before
20210 computing their locations, not after.
20212 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20215 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20216 save Altivec registers in an eh_return function.
20217 (compute_vrsave_mask): Likewise.
20218 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20219 for saving Altivec registers.
20220 (rs6000_emit_prologue): Don't allocate stack twice in
20221 eh_return function. Correct expected value of altivec_save_offset
20222 when using save_world. Describe save of R0 to stack when using
20223 save_world. Describe stack pointer adjustment when using
20224 save_world. Remove duplicated eh_return parameter register saving.
20225 Update sp_offset variable after save_world.
20226 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20228 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20229 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20232 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20234 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20236 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20239 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20240 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20242 2007-01-25 Richard Guenther <rguenther@suse.de>
20244 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20245 * common.opt (-Wcoverage-mismatch): New warning option.
20246 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20247 if -Wcoverage-mismatch is given.
20249 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20251 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20252 (ipcp_driver): Change to static definition.
20253 Add dumping of the ifunctions.
20254 (constant_val_insert): Remove unused parameter. Support for SSA.
20255 (ipcp_propagate_const): Support for SSA.
20256 (ipcp_profile_bb_print): Print only analyzed nodes.
20257 (ipcp_replace_map_create): Remove support for Fortran constant
20259 * ipa-prop.c (ipa_method_modify_stmt,
20260 ipa_callsite_compute_param): Support for SSA.
20261 * ipa-prop.h (ipcp_driver): Remove declaration.
20262 (IS_VALID_TREE_MAP_INDEX): Add define.
20264 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20266 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20268 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20270 PR middle-end/30447
20271 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20272 constant argument to cabs and do it without checking for
20273 -funsafe-math-optimizations.
20275 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20277 * c-common.h (RID_FIRST_CXX0X): New.
20278 (RID_LAST_CXX0X): New.
20279 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20281 * c.opt (Wc++0x-compat): New.
20282 * doc/invoke.texi (-Wc++0x-compat): Document.
20284 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20286 * builtins.c (fold_builtin_carg): New.
20287 (fold_builtin_1): Use it.
20289 2007-01-24 Jan Hubicka <jh@suse.cz>
20291 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20293 * ipa-inline.c (initial_insns, max_insns): Delete.
20294 (compute_max_insns): New function.
20295 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20296 amount of insns as base for code growth.
20297 (cgraph_decide_inlining): Make initial_insns local; do not compute
20299 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20300 * doc/invoke.texi (inline-unit-growth): Update docs.
20302 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20304 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20305 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20306 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20307 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20308 for CPUs that have PTA_CX16 set.
20310 PR middle-end/27416
20311 * gimplify.c (omp_check_private): New function.
20312 (gimplify_scan_omp_clauses): Use it for
20313 firstprivate/lastprivate/reduction.
20315 PR middle-end/30494
20316 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20317 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20319 PR middle-end/30421
20320 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20321 If lower_lastprivate_clauses emits some statements, append them
20322 to dlist rather than body_p and to body_p append an initializer.
20323 (lower_omp_for): Adjust caller.
20325 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20327 * target.h (globalize_decl_name): New.
20328 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20329 * output.h (default_globalize_decl_name): New.
20330 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20332 (globalize_decl): Ditto.
20333 (default_globalize_decl_name): New.
20334 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20335 (ia64_handle_version_id_attribute): New.
20336 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20337 (ia64_asm_output_external): Use globalize_decl_name instead
20338 of globalize_label.
20339 * doc/extend.texi (version_id): New pragma.
20340 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20342 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20344 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20345 _uleb128_t and _Unwind_SWord with _sleb128_t.
20346 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20347 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20349 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20350 * unwind-pe.h (read_uleb128, read_sleb128,
20351 read_encoded_value_with_base): Likewise.
20352 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20354 2007-01-24 Richard Guenther <rguenther@suse.de>
20356 * builtins.c (expand_builtin_cexpi): Get the fndecl
20357 for cexp in the correct way.
20359 2007-01-24 Jan Hubicka <jh@suse.cz>
20361 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20364 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20366 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20367 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20368 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20369 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20370 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20371 __SIZEOF_PTRDIFF_T__.
20372 * doc/cpp.texi: Documentation for the new builtin macros added.
20374 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20376 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20377 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20378 instead of operands[2] to avoid access past the end of array.
20380 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20382 * reload1.c (emit_reload_insns): Pass the reload register
20383 for a non-spill output reload through forget_old_reloads_1.
20385 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20387 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20388 _SOFT_DOUBLE if doubles use software floating-point.
20389 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20390 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20391 * config/rs6000/darwin-ldouble.c: Also compile functions for
20392 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20393 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20394 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20395 commented-out long double override.
20396 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20397 * config/rs6000/eabispe.h: Likewise.
20398 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20399 long double for non-SPE.
20400 (rs6000_handle_option): Likewise.
20401 (invalid_e500_subreg): Disallow more subregs involding DImode,
20402 DFmode, TImode or TFmode.
20403 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20405 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20407 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20408 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20410 (rs6000_legitimate_address): Also check for TFmode for E500
20412 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20413 (spe_build_register_parallel): Handle TFmode and TCmode.
20414 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20416 (function_arg): Handle TFmode and TCmode for E500 double.
20417 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20419 (print_operand): Handle TFmode and TImode for %y.
20420 (rs6000_generate_compare): Handle TFmode comparisons for E500
20422 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20423 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20424 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20425 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20426 TFmode for E500 double.
20427 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20428 (floatsidf2): Enable for E500 double.
20429 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20430 (extenddftf2): Change to extenddftf2_fprs.
20431 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20432 depending on TARGET_E500_DOUBLE.
20433 (extendsftf2): Enable for E500 double.
20434 (trunctfdf2): Enable for E500 double.
20435 (trunctfsf2): Change to trunctfsf2_fprs.
20436 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20437 depending on TARGET_E500_DOUBLE.
20438 (floatsitf2): Enable for E500 double.
20439 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20440 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20441 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20442 (negtf2): Change to negtf2_internal.
20443 (negtf2): New expander.
20444 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20445 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20446 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20447 (movdi_internal32): Use rs6000_nonimmediate_operand.
20448 (unnamed splitter): Likewise.
20449 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20450 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20451 (SPE64TF, DITI): New mode macros.
20452 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20455 (frob_<mode>_di_2): New.
20456 (frob_tf_di_8_2): New.
20457 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20459 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20461 (frob_ti_<mode>_8_2): New.
20462 (frob_ti_tf_2): New.
20463 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20464 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20466 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20467 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20468 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20469 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20470 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20471 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20474 2007-01-23 Ian Lance Taylor <iant@google.com>
20476 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20478 (OBJS-archive): Reformat, alphabetize.
20479 (OBJS): Change out_object_file to OBJS-md.
20481 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20483 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20484 JUMP_P and CALL_P predicates where applicable.
20485 * config/i386/i386.c: Ditto.
20486 * config/i386/i386.md: Ditto.
20487 * config/i386/mmx.md: Ditto.
20488 * config/i386/predicates.md: Ditto.
20490 2007-01-22 Andreas Schwab <schwab@suse.de>
20492 * config/m68k/m68k.h: Fix comment.
20494 2007-01-22 Jan Hubicka <jh@suse.cz>
20496 * passes.c (init_optimization_passes): Do not rerun
20497 pass_early_warn_uninitialized.
20499 2007-01-22 Richard Guenther <rguenther@suse.de>
20501 PR tree-optimization/30038
20502 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20504 (execute_cse_sincos_1): Likewise.
20505 (execute_cse_sincos): Likewise.
20506 (gate_cse_sincos): Likewise.
20507 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20508 the cexpi() canonicalization of sincos().
20509 * tree-pass.h (pass_cse_sincos): Declare.
20510 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20512 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20514 PR rtl-optimization/29329
20515 * combine.c (replaced_rhs_insn): Rename to i2mod.
20516 (replaced_rhs_value): Rename to i2mod_new_rhs.
20517 (i2mod_old_rhs): New global variable.
20518 (combine_instructions): Adjust for above change. Save a copy of
20519 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20520 note are substituted in the second instruction.
20521 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20522 ditch the note if it pertains to the second eliminated register
20523 and this register is mentioned in i2mod_old_rhs.
20526 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20528 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20529 the insn to which the note was originally attached.
20531 2007-01-21 Jan Hubicka <jh@suse.cz>
20533 * ipa-inline.c (inlining_mode): Comment, move up.
20534 (cgraph_decide_inlining_incrementally): Do not perform inlining
20535 itself; fix handling of flattening of self recursive functions.
20536 (cgraph_find_cycles): Remove.
20537 (cgraph_flatten_node): Remove.
20538 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20539 (try_inline): New function.
20540 (cgraph_early_inlining): Update call of
20541 cgraph_decide_inlining_incrementally. Apply inlining here.
20542 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20544 2007-01-21 Dirk Mueller <dmueller@suse.de>
20547 * tree-vrp.c (check_array_bounds): do not warn
20548 about ADDR_EXPR's of ARRAY_REF's which are immediately
20549 used in binary expressions.
20551 2007-01-21 Ira Rosen <irar@il.ibm.com>
20553 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20554 read_write_dep and macros for its access.
20555 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20556 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20557 argument, call vect_check_interleaving for every independent pair of
20558 data-refs. Mark loads that access the same memory location as a store
20560 (vect_check_dependences): Remove.
20561 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20562 call, fix the call to vect_analyze_data_ref_dependence.
20563 (vect_analyze_data_ref_access): For statements that access the same
20564 data-ref, check that they are not stores; for loads, check that there
20565 is no store that access the same location.
20567 2007-01-20 Roger Sayle <roger@eyesopen.com>
20568 Joseph Myers <joseph@codesourcery.com>
20570 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20571 (-fdump-rtl-stack): Likewise.
20572 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20573 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20574 (-mpt-fixed): Use @minus{} for minus sign.
20575 (Using Precompiled Headers): Fix under/overfull hbox.
20577 2007-01-20 Jan Hubicka <jh@suse.cz>
20579 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20580 place within annotation.
20582 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20584 * pa.c (output_move_double): Change array size of xoperands to 4.
20586 2007-01-20 Jan Hubicka <jh@suse.cz>
20588 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20591 2007-01-19 Ian Lance Taylor <iant@google.com>
20593 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20594 constant to unsigned HOST_WIDE_INT before negating.
20596 2007-01-19 Ian Lance Taylor <iant@google.com>
20598 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20600 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20601 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20602 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20603 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20604 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20605 (realloc_vdef, realloc_vuse): Change second parameter to
20607 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20608 fields to unsigned.
20609 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20610 unsigned. Change x and lim locals to unsigned.
20611 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20613 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20614 (copy_virtual_operands): Change i and n locals to unsigned.
20616 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20618 PR middle-end/29335
20619 * builtins.c (fold_builtin_1): Handle builtin fdim.
20621 2007-01-20 Jan Hubicka <jh@suse.cz>
20623 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20624 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20625 init_alias_heapvars.
20626 (init_alias_heapvars): Initialize only when not already initialized.
20627 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20629 2007-01-19 Roger Sayle <roger@eyesopen.com>
20631 * common.opt (fsigned-zeros): New command line option.
20632 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20633 of flag_unsafe_math_optimizations.
20634 * opts.c (set_fast_math_flags): The -ffast-math command line option
20635 implies -fno-signed-zeros.
20636 (fast_math_flags_set_p): Likewise.
20638 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20639 the documentation of -ffast-math appropriately. Wrap long lines.
20641 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20643 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20644 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20646 2007-01-19 Tomas Bily <tbily@suse.cz>
20648 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20650 (tree_init_ic_make_global_vars): New function
20651 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20652 (tree_gen_ic_profiler): New function
20653 (tree_gen_ic_func_profiler): New function
20654 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20655 (tree_profile_hooks): Added hook for indirec/virtual calls
20656 * value-prof.c (tree_find_values_to_profile): New case for
20658 (tree_values_to_profile): Call for determining indirect/virtual
20660 (tree_indirect_call_to_profile): New function
20661 (tree_ic_transform): New function
20662 (tree_ic): New function
20663 (find_func_by_pid): New function
20664 (init_pid_map): New function
20665 (tree_value_profile_transformations): Added check for
20666 indirect/virtual call transformation
20667 * value-prof.h (enum hist_type): New counter type for
20668 indirect/virtual calls
20669 (profile_hooks): Added new hook for profiling indirect/virtual
20671 * profile.c (instrument_values): New case for indirect/virtual
20673 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20674 (GCOV_COUNTER_V_INDIR): New counter type
20675 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20676 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20678 * cgraph.c: Definition of cgraph_max_pid
20679 (cgraph_create_node): Default init of pid attribute
20680 * cgraph.h: Declaration of cgraph_max_pid
20681 (struct cgraph_node): Added pid attribute
20682 * libgcov.c (__gcov_indirect_call_profiler): New function
20683 (__gcov_one_value_profiler_body): New function
20684 (__gcov_one_value_profiler): Body was moved to
20685 __gcov_one_value_profiler_body and calls it
20687 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20689 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20690 * gengtype.c (write_types_data, write_func_for_structure,
20691 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20692 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20693 (walk_type, write_func_for_structure): Generate the mark_hook if
20696 2007-01-19 Jan Hubicka <jh@suse.cz>
20698 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20699 'early' argument take inlining mode argument specifying whether to
20700 inline for size/speeed or all functions; add support for flattening;
20702 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20704 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20707 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20708 the name of the declared identifier.
20710 2007-01-19 Dirk Mueller <dmueller@suse.de>
20712 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20713 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20714 duplicate evaluation.
20716 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20718 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20719 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20720 to XFMode, use acosxf2 and truncate result to requested mode.
20721 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20722 (asin<mode>2): Similarly, with asin expanders.
20723 (*fscalexf4_i387): Rename from *fscalexf4.
20724 (expNcorexf3): New expander.
20725 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20726 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20727 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20728 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20729 patterns for SSE math.
20730 (exp10<mode>2): Similarly, with exp10 expanders.
20731 (exp2<mode>2): Similarly, with exp2 expanders.
20732 (expm1<mode>2): Similarly, with expm1 expanders.
20733 (ldexp<mode>3): Similarly, with ldexp expanders.
20734 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20735 Use gen_truncxf<mode>2_i387_noop to truncate result.
20737 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20739 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20740 for ColdFire targets.
20742 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20743 Richard Sandiford <richard@codesourcery.com>
20745 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20746 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20747 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20748 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20749 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20750 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20752 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20754 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20755 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20756 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20757 (*adddi_dilshr32_cf): New pattern.
20758 (adddi3, subdi3): Remove first alternatives.
20760 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20762 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20763 implemented using move.l, do not use its cc result for floating-point
20766 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20768 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20769 from accepting 's' constraints if flag_pic.
20771 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20773 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20774 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20775 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20776 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20778 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20780 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20781 ColdFire alternatives.
20782 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20783 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20784 architectures that support ff1 instruction.
20786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20787 Julian Brown <julian@codesourcery.com>
20789 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20790 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20791 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20794 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20796 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20798 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20799 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20800 HOST_WIDE_INT instead of an rtx.
20801 (m68k_rtx_costs): Update call accordingly.
20802 (output_move_const_into_data_reg): Likewise. Fix formatting.
20803 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20805 (output_move_simode_const): Update calls after above changes.
20806 Rework to use automatic variables and predicates like MEM_P.
20807 * config/m68k/m68k.md (pushexthisi_const): Update call to
20810 2007-01-19 Dirk Mueller <dmueller@suse.de>
20812 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20813 in dump_flags test.
20815 2007-01-19 Richard Guenther <rguenther@suse.de>
20817 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20818 via cexp in case sincos is not available.
20820 2007-01-19 Richard Guenther <rguenther@suse.de>
20822 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20823 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20824 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20825 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20826 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20827 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20828 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20829 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20831 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20833 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20835 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20836 (atan2xf3): Directly generate RTL pattern.
20837 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20838 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20839 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20840 disable patterns for SSE math.
20841 (atan<mode>2): Rename from atansf2 and atandf2 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.
20846 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20848 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20850 2007-01-18 Roger Sayle <roger@eyesopen.com>
20852 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20853 VIEW_CONVERT_EXPR to the same type as it's operand.
20855 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20857 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20858 configured for long double 128.
20860 2007-01-18 Mike Stump <mrs@apple.com>
20862 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20865 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20867 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20870 2007-01-18 Jan Hubicka <jh@suse.cz>
20872 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20873 greater than NUM_VOP_FREE_BUCKETS.
20875 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20877 * tree-ssa-structalias.c: Update comments.
20878 (ptabitmap_obstack): Removed.
20879 (pta_obstack): New.
20880 (oldpta_obstack): Ditto.
20881 (stats): Add a few members.
20882 (struct variable_info): Remove node, complex, address_taken, and
20883 indirect_target members. Add oldsolution member.
20884 (new_var_info): Do not initialize removed members.
20885 (constraint_expr_type): Remove INCLUDES.
20886 (constraint_graph): Add size, implicit_preds, rep,
20887 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20888 (FIRST_REF_NODE): New macro.
20889 (LAST_REF_NODE): Ditto.
20890 (FIRST_ADDR_NODE): Ditto.
20891 (find): New function.
20893 (dump_constraint): Do not handle INCLUDES.
20894 (insert_into_complex): Do not insert duplicate constraints.
20895 (condense_varmap_nodes): Renamed and rewritten into ...
20896 (merge_node_constraints): This. Also fix bug in handling of
20897 offseted copy constraints.
20898 (clear_edges_for_node): No longer need to deal with preds at all,
20899 or removing associated preds/succs.
20900 (merge_graph_nodes): Deal with indirect_cycles.
20901 Don't deal with predecessors.
20902 (add_implicit_graph_edge): New function.
20903 (add_pred_graph_edge): Ditto.
20904 (add_graph_edge): Don't deal with predecessors.
20905 (build_constraint_graph): Removed.
20906 (build_pred_graph): New function.
20907 (build_succ_graph): Ditto.
20908 (struct scc_info): Removed in_component. Added roots, dfs, and
20909 node_mapping. Remove visited_index, unification_queue.
20910 (scc_visit): Deal with union-find we do now.
20911 Deal with cycles with REF nodes.
20912 (collapse_nodes): Renamed and rewritten to ...
20913 (unify_nodes): This.
20914 (process_unification_queue): Removed.
20915 (topo_visit): Cleanup
20916 (do_da_constraint): Use find.
20917 (do_sd_constraint): Ditto.
20918 (do_ds_constraint): Ditto.
20919 (do_complex_constraint): Ditto.
20920 (init_scc_info): Update for removed and added members.
20921 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20922 (find_indirect_cycles): This.
20923 (equivalence_class): New variable.
20924 (label_visit): New function.
20925 (perform_variable_substitution): Rewritten.
20926 (free_var_substitution_info): New function.
20927 (find_equivalent_node): Ditto.
20928 (move_complex_constraints): Ditto.
20929 (eliminate_indirect_cycles): Ditto.
20930 (solve_graph): Only propagate changed bits.
20931 Use indirect cycle elimination.
20933 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20934 (tree_id_eq): Renamed to ...
20935 (tree_vi_eq): This. Update for member change
20936 (insert_id_for_tree): Renamed and rewritten to ...
20937 (insert_vi_for_tree): This.
20938 (lookup_id_for_tree): Renamed and rewritten to ...
20939 (lookup_vi_for_tree): This.
20940 (get_id_for_tree): Renamed and rewritten to ...
20941 (get_vi_for_tree): Ditto.
20942 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20943 (process_constraint): Don't handle INCLUDES.
20944 Remove special ADDRESSOF case.
20945 (find_func_aliases): Rewrite to use vi functions instead of id
20947 (create_function_info_for): Ditto.
20948 (create_variable_info_for): Ditto.
20949 (intra_create_variable_infos): Ditto.
20950 (merge_smts_into): Ditto.
20951 (find_what_p_points_to): Ditto.
20952 (init_base_vars): Ditto.
20953 (init_alias_vars): Ditto.
20954 (remove_preds_and_fake_succs): New function.
20955 (dump_sa_points_to_info): Dump new stats.
20956 (dump_solution_for_var): Use find.
20957 (set_used_smts): Fix formatting.
20958 (compute_points_to_sets): Updated for new functions.
20959 (ipa_pta_execute): Ditto.
20961 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20962 Richard Sandiford <richard@codesourcery.com>
20964 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20966 * calls.c (expand_call): If the return value is a PARALLEL,
20967 extract its first member.
20968 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20969 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20970 use FUNCTION_EXTRA_EPILOGUE.
20971 (m68k_function_value): Return a PARALLEL if the return value
20972 is of a pointer type.
20973 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20974 (FUNCTION_EXTRA_EPILOGUE): Remove.
20975 * config/m68k/m68k.md (D0_REG): New constant.
20977 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20979 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20980 output a NOP for empty epilogues.
20982 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20984 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20985 before function. Extend register save check to include all
20986 registers, not just integer ones.
20988 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20990 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20991 (m68k_use_return_insn): ...this.
20992 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20993 * config/m68k/m68k.c (use_return_insn): Rename to...
20994 (m68k_use_return_insn): ...this.
20995 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20996 of USE_RETURN_INSN.
20998 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21000 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21001 nearest even, fix denormal rounding overflow.
21003 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21005 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21006 f%$smove and f%$move.
21007 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21008 (extendsfdf2_cf): Use fdmove instead of f%&move.
21009 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21010 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21012 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21014 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21017 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21019 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21020 (coldfire_single_format): Declare.
21021 (coldfire_double_format): Likewise.
21022 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21023 of qnan_msb_set to determine the lower bits of a canonical
21025 (encode_ieee_double): Likewise.
21026 (encode_ieee_quad): Likewise.
21027 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21028 (mips_single_format): Likewise.
21029 (ieee_double_format): Likewise.
21030 (mips_double_format): Likewise.
21031 (ieee_extended_motorola_format): Likewise.
21032 (ieee_extended_intel_96_format): Likewise.
21033 (ieee_extended_intel_128_format): Likewise.
21034 (ieee_extended_intel_96_round_53_format): Likewise.
21035 (ibm_extended_format): Likewise.
21036 (mips_extended_format): Likewise.
21037 (ieee_quad_format): Likewise.
21038 (mips_quad_format): Likewise.
21039 (vax_f_format): Likewise.
21040 (vax_d_format): Likewise.
21041 (vax_g_format): Likewise.
21042 (i370_single_format): Likewise.
21043 (i370_double_format): Likewise.
21044 (decimal_single_format): Likewise.
21045 (decimal_double_format): Likewise.
21046 (decimal_quad_format): Likewise.
21047 (c4x_single_format): Likewise.
21048 (c4x_extended_format): Likewise.
21049 (real_internal_format): Likewise.
21050 (coldfire_single_format): New real_format.
21051 (coldfire_double_format): Likewise.
21052 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21053 canonical_nan_lsbs_set.
21054 (pdp11_d_format): Likewise.
21055 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21056 if TARGET_COLDFIRE_CPU.
21058 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21060 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21061 (output_call, m68k_legitimize_call_address): Declare.
21062 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21063 parenthesees. Add support for a 'W' constraint.
21064 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21065 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21066 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21067 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21069 (override_options): Initialize them. Do not set flag_no_function_cse
21070 for TARGET_ID_SHARED_LIBRARY.
21071 (m68k_output_pic_call): Delete.
21072 (m68k_legitimize_call_address): New function.
21073 (print_operand): Remove the %o prefix. Handle the %p prefix.
21074 (output_call): New function.
21075 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21076 target address from the GOT if symbolic jumps are not allowed.
21077 * config/m68k/m68k.md (call, general_operand): Do not set
21078 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21079 Merge separate flag_pic and !flag_pic define_insns into...
21080 (*call, *call_value): ...these new patterns. Match the address
21081 rather than the containing MEM and require it to be a call_operand.
21082 Use output_call to generate the asm template.
21083 * config/m68k/predicates.md (const_call_operand): New predicate.
21084 (call_operand): Likewise.
21086 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21088 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21089 (STACK_GROWS_DOWNWARD): Define to 1.
21090 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21091 comments, emphasizing that these values are only defaults.
21092 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21093 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21095 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21097 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21099 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21100 Richard Sandiford <richard@codesourcery.com>
21102 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21103 (FP_REGNO_P): New macros.
21104 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21105 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21106 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21107 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21109 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21111 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21112 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21114 * config/m68k/t-floatlib: New file, extracting common code from...
21115 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21116 * config/m68k/t-uclinux: Here.
21117 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21118 routines on ColdFire targets.
21120 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21122 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21123 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21124 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21125 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21126 explicitly set MOTOROLA to 1.
21127 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21129 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21130 Nathan Sidwell <nathan@codesourcery.com>
21132 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21133 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21134 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21135 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21136 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21137 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21138 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21139 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21140 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21141 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21142 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21143 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21144 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21145 (DBX_REGISTER_NUMBER): Delete.
21146 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21147 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21148 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21150 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21152 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21153 * config/flat.h: New file.
21154 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21155 OBJECT_FORMAT_FLAT.
21156 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21157 indirect references for -msep-data or -mid-shared-library.
21158 Do not use PC-relative code addresses either.
21159 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21161 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21162 for shared libraries and crt1.o for executables. Use crti.o and
21164 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21165 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21166 Do not add -elf2flt or -shared-lib-id options here.
21167 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21168 Pass -shared-lib-id if -mid-shared-library, taking the library
21169 identifier from -mshared-library-id if given, otherwise
21171 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21172 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21173 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21174 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21175 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21176 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21178 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21179 jump sequence for ISA A and ISA A+.
21180 (PICJUMP): Likewise.
21182 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21184 * config.gcc (m68k-*-uclinux*): Base the port on the common
21185 and m68k GNU/Linux files rather than on the generic ELF ones.
21186 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21187 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21189 2007-01-18 Julian Brown <julian@codesourcery.com>
21190 Richard Sandiford <richard@codesourcery.com>
21192 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21193 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21194 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21196 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21197 80 unconditionally.
21198 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21202 * doc/install.texi: Document m68k-uclinuxoldabi.
21203 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21204 * config/m68k/uclinux-oldabi.h: New file, copied from
21205 config/m68k/uclinux.h.
21207 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21209 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21210 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21211 (m32r_compute_frame_size): Use unsigned for regno.
21212 (m32r_reload_lr): Use gen_frame_mem.
21214 (m32r_output_function_epilogue): Don't output the function epilogue
21216 (m32r_expand_epilogue): New.
21217 (direct_return): Return false if the function has the interrupt
21219 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21220 * config/m32r/m32r.md (epilogue): New expander.
21221 (return_lr, return_rte): New insns.
21222 (return): Make it expander.
21223 (return_normal): New expander.
21225 2007-01-18 Josh Conner <jconner@apple.com>
21228 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21229 support for UNLE, UNLT, UNGE, and UNGT.
21231 2007-01-18 Jan Hubicka <jh@suse.cz>
21233 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21234 * tree-tailcall (add_virtual_phis): Likewise.
21235 (optimize_tail_call): Return TODOs.
21236 (execute_tail_calls): Return TODOs.
21237 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21238 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21240 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21241 Cleanup cfg using TODO.
21242 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21243 * passes.c (execute_function_todo): When cleanup did something, remove
21245 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21246 (make_edges): Don't cleanup_cfg.
21248 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21250 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21251 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21252 operate on the top of stack.
21253 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21254 register handling of instructions that output to the second
21256 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21257 (move_for_stack_reg): Special-case check for dead destination
21258 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21260 * config/i386/i386.md (UNSPEC_TAN): New constant.
21261 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21262 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21263 to correctly model move of constant 1.0 to top stack slot.
21264 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21265 (unnamed peephole2 pattern): Remove corresponding peephole2
21266 pattern that optimizes tan insn and loading of constant 1.0.
21267 (tanxf2): Use fptanxf4_i387.
21268 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21269 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21270 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21271 disable patterns for SSE math.
21272 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21273 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21275 2007-01-18 Dirk Mueller <dmueller@suse.de>
21276 Richard Guenther <rguenther@suse.de>
21279 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21280 * common.opt (Warray-bounds): Add new warning option.
21281 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21283 * Makefile.in: make tree-vrp.o depend on toplev.h
21284 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21286 (check_array_refs, check_array_bounds, check_array_ref): New.
21288 2007-01-18 Jan Hubicka <jh@suse.cz>
21290 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21291 (execute_ssa_ccp): Return flags conditionally.
21292 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21294 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21296 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21298 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21299 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21301 * Makefile.c (GTFILES): Add cfglayout.h.
21302 * gengtype.c (open_base_files): Likewise.
21303 * cfglayout.c (cfg_layout_function_footer,
21304 cfg_layout_function_header) Reindent to make gengtype happy.
21305 * cfglayout.h (cfg_layout_function_footer,
21306 cfg_layout_function_header): Add GTY(()) marker.
21308 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21310 2007-01-18 Ben Elliston <bje@au.ibm.com>
21312 * genautomata.c (write_automata): Include xstrerror output in the
21313 error message if writing the DFA description file fails.
21315 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21317 * config/mips/mips-protos.h (mips_output_external): Make it
21319 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21320 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21321 (extern_list): Likewise.
21322 (extern_head): Likewise.
21323 (TARGET_ASM_FILE_END): Likewise.
21324 (mips_file_end): Likewise.
21325 (mips_output_external): Rewritten.
21327 2007-01-18 Ben Elliston <bje@au.ibm.com>
21329 * genpreds.c (write_insn_preds_c): Only write out the function
21330 body for regclass_for_constraint if we have register constraints.
21332 2007-01-17 Tom Tromey <tromey@redhat.com>
21334 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21335 * doc/install.texi (Testing): Use sourceware.org.
21336 (Binaries): Likewise.
21337 (Specific): Likewise.
21338 * doc/contrib.texi (Contributors): Use sourceware.org.
21340 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21342 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21343 (AVR_ENHANCED): Rename to ...
21344 (AVR_HAVE_MUL): ... new.
21345 (avr_enhanced_p): Rename to ...
21346 (avr_have_mul_p): ... new.
21347 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21348 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21349 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21350 (avr_have_mul_p): ... new.
21351 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21352 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21353 'avr_enhanced_p' and 'enhanced'.
21354 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21355 AVR_HAVE_MUL instead of AVR_ENHANCED.
21356 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21357 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21358 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21359 instead of AVR_ENHANCED.
21360 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21361 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21362 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21364 2007-01-17 Ian Lance Taylor <iant@google.com>
21366 * vec.h (VEC_reserve_exact): Define.
21367 (vec_gc_p_reserve_exact): Declare.
21368 (vec_gc_o_reserve_exact): Declare.
21369 (vec_heap_p_reserve_exact): Declare.
21370 (vec_heap_o_reserve_exact): Declare.
21371 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21373 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21374 negative parameter.
21375 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21376 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21377 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21378 * vec.c (calculate_allocation): Add exact parameter. Change all
21380 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21381 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21382 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21383 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21384 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21385 (vec_heap_p_reserve_exact): New function.
21386 (vec_heap_o_reserve_exact): New function.
21388 2007-01-17 Jan Hubicka <jh@suse.cz>
21390 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21392 2007-01-17 Eric Christopher <echristo@apple.com>
21394 * config.gcc: Support core2 processor.
21396 2007-01-16 Jan Hubicka <jh@suse.cz>
21398 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21399 the names, just unlink the chain so we don't crash on dangling
21403 2007-01-16 Jan Hubicka <jh@suse.cz>
21405 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21406 * tree-pass.h: Reorder to make IPA passes appear toegher.
21407 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21409 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21410 parameters, do not call early inliner.
21411 * ipa-inline.c: Update comments. Include tree-flow.h
21412 (cgraph_decide_inlining): Do not compute inlining parameters.
21413 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21414 be called with function context set up.
21415 (pass_ipa_inline): Remove unreachable functions before pass.
21416 (cgraph_early_inlining): Simplify assuming to be called from the
21418 (pass_early_inline): New pass.
21419 (cgraph_gate_ipa_early_inlining): New gate.
21420 (pass_ipa_early_inline): Turn into simple wrapper.
21421 (compute_inline_parameters): New function.
21422 (gate_inline_passes): New gate.
21423 (pass_inline_parameters): New pass.
21424 (apply_inline): Move here from tree-optimize.c
21425 (pass_apply_inline): New pass.
21426 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21428 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21429 doing them by hand.
21430 (tree_function_versioning): Do not allocate dummy struct function.
21431 * tree-inline.h (optimize_inline_calls): Update prototype.
21432 * tree-optimize.c (execute_fixup_cfg): Export.
21433 (pass_fixup_cfg): Remove
21434 (tree_rest_of_compilation): Do not apply inlines.
21435 * tree-flow.h (execute_fixup_cfg): Declare.
21436 * Makefile.in (gt-passes.c): New.
21437 * passes.c: Include gt-passes.h
21438 (init_optimization_passes): New passes.
21439 (nnodes, order): New static vars.
21440 (do_per_function_toporder): New function.
21441 (execute_one_pass): Dump current pass here.
21442 (execute_ipa_pass_list): Don't dump current pass here.
21444 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21446 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21447 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21449 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21451 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21452 (strong_alias): Define.
21453 (__gcc_qmul): Provide non-FMA for soft-float.
21454 (__gcc_qdiv): Same.
21459 (__gcc_qunord): New.
21469 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21470 soft-float functions.
21471 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21472 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21473 about long double soft float.
21475 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21476 Tehila Meyzels <tehila@il.ibm.com>
21478 * tree-vectorizer.h (is_pattern_stmt_p): New.
21479 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21480 formatting (tabs instead of spaces). Cleanup and clarify setting
21481 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21482 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21483 (vectorizable_type_demotion): Check that types are integral.
21484 (vectorizable_type_promotion): Likewise.
21485 (vectorizable_store): Fix typo. Eliminate new-line at end of
21488 2007-01-16 Jan Hubicka <jh@suse.cz>
21490 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21493 2007-01-15 Eric Christopher <echristo@apple.com>
21495 * ifcvt.c: Include vec.h, vecprim.h.
21496 (check_cond_move_block): New argument regs.
21497 Reorganize. Add registers used to regs.
21498 (cond_move_process_if_block): Use regs set above as
21501 2007-01-15 Eric Christopher <echristo@apple.com>
21503 * config/darwin.h: Update copyright.
21504 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21505 (LINK_COMMAND_SPEC): Add -u.
21506 (LINK_SPEC): Fix umbrella for above.
21508 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21510 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21513 2007-01-15 Tom Tromey <tromey@redhat.com>
21515 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21516 * doc/install.texi (Testing): Don't mention jacks.
21517 (Configuration): Document --enable-java-maintainer-mode. Move
21518 --with-java-home to libgcj-specific section. Document
21520 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21522 2007-01-15 Jan Hubicka <jh@suse.cz>
21524 * tree-ssa-dce.c (DCE_TODOs): New.
21525 (propagate_necessity): Return if something changed.
21526 (eliminate_unnecessary_stmts): Likewise.
21527 (perform_tree_ssa_dce): Return TODO flags when needed.
21528 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21530 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21532 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21533 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21534 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21535 patterns using X87MODEF12 mode macro. Extend operand 1
21536 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21537 (log10<mode>2): Ditto.
21538 (log2<mode>2): Ditto.
21539 (log1p<mode>2): Ditto.
21540 (logb<mode>2): Ditto.
21541 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21542 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21543 (*fxtractxf3_i387): Rename from *fxtractxf3.
21544 (fxtract_extend<mode>xf3_i387): New insn pattern.
21545 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21546 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21547 and gen_fyl2xxf3_i387().
21549 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21551 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21552 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21553 get_loop_exit_edges. Changed return type to bool.
21554 * cfgloop.h (fix_loop_placement): Declaration removed.
21556 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21558 * param.h (MIN_VECT_LOOP_BOUND): New.
21559 * params.def (MIN_VECT_LOOP_BOUND): New.
21560 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21561 argument - minimum threshold for number of iterations.
21562 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21563 argument to declaration.
21564 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21565 MIN_VECT_LOOP_BOUND.
21566 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21567 slpeel_tree_peel_loop_to_edge with additional argument.
21568 (vect_do_peeling_for_alignment): Likewise.
21569 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21571 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21574 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21575 operands of size 1.
21577 2007-01-14 Jan Hubicka <jh@suse.cz>
21579 * tree-dfa.c (remove_referenced_var): New function.
21580 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21581 prune referenced vars list too.
21582 * tree-flow.h (remove_referenced_var): Declare.
21584 2007-01-14 Jan Hubicka <jh@suse.cz>
21586 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21588 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21589 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21590 * except.h (verify_eh_throw_table_statements): Kill prototype.
21591 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21592 into call exrepssions.
21593 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21595 * tree-cfg.c: Include pointer-set.h.
21596 (verify_node_sharing): Work on pointer set.
21597 (verify_eh_throw_stmt_node): New.
21598 (verify_stmts): Use pointers sets, verify throw_stmt.
21600 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21602 * ipa-reference.c (analyze_function): Consider also addresses taken
21605 2007-01-12 Roger Sayle <roger@eyesopen.com>
21607 * c-typeck.c (null_pointer_constant_p): Replace use of
21608 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21609 (build_c_cast): Likewise.
21611 2007-01-12 Roger Sayle <roger@eyesopen.com>
21613 * tree.h (force_fit_type_double): Remove unused final argument.
21614 * c-common.c (constant_expression_warning): Replace use of
21615 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21616 (convert_and_check): Likewise.
21617 (shorten_compare): Update call to force_fit_type_double.
21618 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21619 * convert.c (convert_to_pointer): Update call to
21620 force_fit_type_double.
21621 * fold-const.c (force_fit_type_double): Remove overflowed_const
21623 (int_const_binop, fold_convert_const_int_from_int,
21624 fold_convert_const_int_from_real, fold_div_compare,
21625 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21626 fold_abs_const, fold_not_const): Remove the final argument from
21627 calls to force_fit_type_double.
21629 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21631 * configure.ac: Set insn to "nop" for spu-*-* also.
21632 * configure: Regenerate.
21634 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21636 * builtins.def : Add BUILT_IN_FREE.
21638 2007-01-12 Jan Hubicka <jh@suse.cz>
21640 PR tree-optimization/30443
21641 * tree-inline.c (tree_function_versioning): Do not optimize when
21642 cloning for inlining.
21644 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21646 * doc/loop.texi: Document recording of loop exits.
21647 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21648 (update_single_exits_after_duplication,
21649 update_single_exit_for_duplicated_loop,
21650 update_single_exit_for_duplicated_loops): Removed.
21651 (duplicate_loop_to_header_edge): Do not call
21652 update_single_exits_after_duplication and
21653 update_single_exit_for_duplicated_loops.
21654 (loop_version): Do not update single_exit information.
21655 (fix_loop_structure): Use record_loop_exits instead of
21656 mark_single_exit_loops.
21657 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21658 the lists of loop exits.
21659 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21660 split_edge, merge_blocks): Update the lists of loop exits.
21661 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21662 loop_optimizer_init.
21663 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21664 of mark_single_exit_loops.
21665 (loop_optimizer_finalize): Call release_recorded_exits.
21666 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21667 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21668 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21669 update single exit information.
21670 * lambda-code.c (perfect_nestify): Ditto.
21671 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21672 (mark_single_exit_loops): Removed.
21673 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21674 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21675 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21677 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21678 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21679 (verify_loop_structure): Verify consistency of the exit lists.
21680 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21681 (set_single_exit): Removed.
21682 * cfgloop.h (struct loop_exit): New function.
21683 (struct loop): single_exit_ field replaced by exits field.
21684 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21685 LOOPS_HAVE_RECORDED_EXITS.
21686 (struct loops): Added exits hash.
21687 (mark_single_exit_loops, set_single_exit): Declaration removed.
21688 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21690 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21692 * doc/invoke.texi: Avoid use of @headitem.
21694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21696 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21698 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21700 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21703 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21704 Richard Sandiford <richard@codesourcery.com>
21706 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21707 * config/m68k/m68k.opt: Resort options.
21708 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21710 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21711 Richard Sandiford <richard@codesourcery.com>
21713 * doc/invoke.texi: Document the macros that are defined by
21714 m68k's -mtune and -mhard-float options.
21715 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21716 (m68k_cpp_cpu_family): Likewise.
21717 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21718 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21719 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21720 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21721 (m68k_cpp_cpu_family): Likewise.
21723 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21725 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21726 macros besides mc68000 as tuning macros. Use a switch statement
21727 to set them and mcpu32.
21729 2007-01-12 Julian Brown <julian@codesourcery.com>
21731 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21732 (TARGET_68040_ONLY): Rename to...
21733 (TARGET_68040): ...this.
21734 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21735 * config/m68k/m68k.md: Likewise.
21737 2007-01-12 Julian Brown <julian@codesourcery.com>
21738 Nathan Sidwell <nathan@codesourcery.com>
21739 Richard Sandiford <richard@codesourcery.com>
21741 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21742 the -mcpu= argument associated with the --with-cpu setting.
21743 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21744 if different from the one implied by the -mcpu setting.
21745 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21746 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21747 * doc/invoke.texi: Mention ColdFire in the introduction to the
21748 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21749 -mno-div and -mhard-float options. Make -m68881 a synonym for
21750 -mhard-float. Document the previously-undocumented -m5206e,
21751 -m528x, -m5307 and -m5407 options. Tweak the existing option
21752 documentation for consistency.
21753 * doc/install.texi: Mention new --with-cpu arguments.
21754 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21755 default CPU if neither -mcpu nor -march are specified.
21756 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21757 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21758 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21759 using m68k_tune to decide between families that implement the
21760 same ISA. Use m68k_tune to set __mcfv4e__.
21761 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21762 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21763 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21764 (FL_ISA_C, FL_ISA_MMU): New macros.
21765 (MASK_COLDFIRE): Delete.
21766 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21767 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21768 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21769 (TARGET_HARD_FLOAT): Do not define here.
21770 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21771 (TUNE_68000): New macro.
21772 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21773 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21774 (TUNE_CFV2): Redefine in terms of m68k_tune.
21775 (uarch_type, target_device, fpu_type): New enums.
21776 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21777 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21778 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21779 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21780 (FL_FOR_isa_c): New macros.
21781 (m68k_isa): New enum.
21782 (m68k_target_selection): New structure.
21783 (all_devices, all_isas, all_microarchs): New tables.
21784 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21785 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21786 (MASK_ALL_CPU_BITS): Delete.
21787 (m68k_find_selection): New function.
21788 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21789 Map the legacy target options to a combination of the new ones.
21790 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21791 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21792 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21794 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21795 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21797 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21798 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21799 * config/m68k/m68k-devices.def: New file.
21801 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21802 Nathan Sidwell <nathan@codesourcery.com>
21804 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21805 (SUBTARGET_EXTRA_SPECS): New macros.
21806 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21807 use %(asm_cpu_spec) instead.
21808 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21809 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21810 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21811 (EXTRA_SPECS): Rename to...
21812 (SUBTARGET_EXTRA_SPECS): ...this.
21814 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21815 Richard Sandiford <richard@codesourcery.com>
21816 Julian Brown <julian@codesourcery.com>
21818 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21819 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21820 to the configuration's default CPU.
21821 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21822 Remove default masks.
21823 (m680[012]0-*-*): Set the default with_cpu to the first part of
21825 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21826 (m68k*-*-linux): Extend the --with-cpu handling to...
21827 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21828 and m68010. Don't set target_cpu_default2.
21829 * doc/install.texi: Document --with-cpu for m68k.
21830 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21831 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21832 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21833 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21834 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21835 (ASM_SPEC): Remove use of %(asm_cpu_default).
21836 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21837 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21838 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21839 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21840 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21841 (TARGET_DEFAULT): Delete.
21842 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21843 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21844 (CPP_CPU_SPEC): Delete.
21845 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21846 the appropriate string.
21847 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21848 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21849 (ASM_SPEC): Don't use %(asm_default_spec).
21850 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21851 TARGET_DEFAULT and add MASK_68881.
21852 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21854 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21856 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21857 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21858 MASK_68010 alongside MASK_68020.
21859 * doc/invoke.texi: Document -m68010.
21860 * config/m68k/m68k.opt (m68010): New.
21861 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21863 (TUNE_68010): New macro.
21864 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21865 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21866 (M68K_CPU_m68332): Add MASK_68010.
21867 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21868 fallback definition.
21869 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21871 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21872 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21873 to all entries that use MASK_68020.
21874 (output_move_simode_const, output_move_himode, output_move_qimode)
21875 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21876 instead of TARGET_68020 to select clr behavior. Remove comment
21877 about there being no TARGET_68010.
21878 * config/m68k/m68k.md: Likewise throughout.
21880 2007-01-12 Julian Brown <julian@codesourcery.com>
21882 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21883 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21884 * config/m68k/m68k.md: Likewise.
21886 2007-01-12 Julian Brown <julian@codesourcery.com>
21888 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21889 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21891 2007-01-12 Julian Brown <julian@codesourcery.com>
21893 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21894 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21895 * config/m68k/m68k.md: Likewise.
21897 2007-01-12 Julian Brown <julian@codesourcery.com>
21898 Richard Sandiford <richard@codesourcery.com>
21900 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21901 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21902 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21904 (TARGET_CPU32): Rename to...
21905 (TUNE_CPU32): ...this.
21906 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21907 (TUNE_CFV2): New macros.
21908 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21909 remove conditions that are implied by TARGET_68020.
21910 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21911 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21912 (m68k_output_function_epilogue): Likewise.
21913 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21914 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21915 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21916 non-68000 timings. Refactor multiplication and division costs.
21917 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21918 TUNE_CPU32 instead of TARGET_CPU32.
21919 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21920 and TUNE_68060 instead of TARGET_68060.
21921 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21922 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21924 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21925 && !TARGET_COLDFIRE" to choose between moveq and clr.
21926 Likewise in the unnamed movsf pattern.
21927 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21928 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21931 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21933 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21934 of tabbing before backslashes.
21936 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21938 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21939 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21940 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21942 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21944 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21945 find_interesting_uses_cond.
21946 (find_interesting_uses_cond): Use extract_cond_operands.
21947 (rewrite_use_compare): Use extract_cond_operands and
21948 force_gimple_operand_bsi. Do not call update_stmt.
21949 (determine_use_iv_cost_condition): Use extract_cond_operands.
21950 Return cheaper of using original bound and changing the exit bound.
21952 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21954 PR tree-optimization/29516
21955 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21956 most_expensive_mult_to_index, addr_to_parts,
21957 create_mem_ref, maybe_fold_tmr): Make the type of
21958 fields of TARGET_MEM_REF sizetype.
21959 (move_fixed_address_to_symbol, move_pointer_to_base):
21961 * tree.def (TARGET_MEM_REF): Add comment on types of
21964 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21966 * c-common.c (vector_types_convertible_p): Treat opaque types as
21967 always convertible if they have the same size, but not otherwise.
21969 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21971 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21972 Remove the b_unconditional field.
21973 (noce_try_sign_mask): Do not look at b_unconditional.
21974 (noce_process_if_block): Do not use merge_if_blocks. Update
21975 the CFG here. Do not set b_unconditional.
21976 (cond_move_process_if_block): Likewise.
21977 (find_cond_trap): Likewise.
21978 (check_cond_move_block): Require simple jump insns at the end
21979 of the basic block.
21981 2007-01-11 Jan Hubicka <jh@suse.cz>
21983 PR tree-optimization/1046
21984 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21985 when alias info is not ready.
21986 (pass_tail_recursion): Do not require aliasing.
21987 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21988 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21989 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21990 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21991 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21992 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21993 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21995 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21996 When aliasing is not build, mark statement as volatile.
21998 2007-01-11 Tom Tromey <tromey@redhat.com>
22000 PR preprocessor/15185, PR preprocessor/20989:
22001 * doc/cppopts.texi <-MT>: Update description of algorithm for
22002 computing default target.
22003 <-M, -MD>: Reword "basename" text.
22005 2007-01-11 Roger Sayle <roger@eyesopen.com>
22007 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22008 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22009 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22010 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22011 fold_builtin_bswap, real_constp, fold_builtin_pow,
22012 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22013 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22014 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22015 * convert.c (convert_to_pointer): Likewise.
22016 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22017 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22018 const_binop, fold_convert_const_int_from_int,
22019 fold_convert_const_int_from_real,
22020 fold_convert_const_real_from_real, sign_bit_p,
22021 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22022 fold_sign_changed_comparison, fold_unary, fold_comparison,
22023 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22024 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22025 * print-tree.c (print_node_brief, print_node): Likewise.
22026 * stor-layout.c (place_field, layout_type): Likewise.
22027 * tree-chrec.c (keep_cast): Likewise.
22028 * tree.c (build_vector, build_real, build_real_from_int_cst,
22029 build_complex): Likewise.
22031 2007-01-11 Roger Sayle <roger@eyesopen.com>
22033 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22034 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22036 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22038 * configure.ac (strict1_warn): Rename to strict_warn.
22039 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22040 cc_set_by_configure, quoted_cc_set_by_configure,
22041 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22042 all_boot_languages, all_stagestuff): Remove.
22043 (target_list): Remove bootstrap targets.
22044 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22045 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22046 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22047 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22048 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22049 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22050 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22051 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22052 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22053 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22054 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22055 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22056 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22057 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22058 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22059 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22060 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22061 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22062 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22063 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22064 (mostlyclean): Adjust.
22065 (clean, distclean): Don't mention bootstrap stuff.
22066 * configure: Regenerate.
22067 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22068 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22069 treelang/config-lang.in (stagestuff): Remove.
22070 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22071 stageprofile, stagefeedback, stagestuff): Remove mention.
22073 2007-01-11 Nick Clifton <nickc@redhat.com>
22075 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22077 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22078 (mcore_arith_K_S_operand): Run the test for the S constraint not
22079 the test for the M constraint.
22080 (mcore_addsub_operand): Do not accept integer values that are
22081 larger than 32 bits.
22082 * config/mcore/mcore.md: Remove unused constraints from split.
22083 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22084 (addsi3): Likewise.
22085 (allocate_stack): Likewise.
22086 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22087 operands to 32 bits.
22088 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22090 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22091 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22092 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22093 mcore_output_bclri, mcore_output_andn, output_inline_const,
22094 mcore_output_move, mcore_output_movedouble): Likewise.
22095 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22096 (output_inline_const): Likewise.
22097 (output_inline_const): Fix format strings used in sprintf
22099 * config/mcore/mcore-protos.h: Update prototypes for changed
22100 functions in mcore.c.
22101 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22102 HOST_WIDE_INT and not int.
22103 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22104 CONST_OK_FOR_N): Likewise.
22105 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22106 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22109 2007-01-10 Jan Hubicka <jh@suse.cz>
22111 * tree-vrp.c (remove_range_assertions): Release defs.
22112 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22113 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22115 2007-01-10 Paul Brook <paul@codesourcery.com>
22117 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22118 * config/arm/arm.md (mulsi3subsi): New insn.
22120 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22122 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22123 (tree_transform_and_unroll_loop): New.
22124 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22127 2007-01-10 Robert Kennedy <jimbob@google.com>
22129 * fold-const.c (fold_comparison): Fold comparisons like (x *
22130 1000 < 0) to (x < 0).
22132 2007-01-10 Ian Lance Taylor <iant@google.com>
22134 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22135 operands have the same priority.
22137 2007-01-10 Tom Tromey <tromey@redhat.com>
22139 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22140 (fold_binary): Likewise.
22141 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22142 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22143 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22144 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22145 * langhooks.h (struct lang_hooks): Removed field
22146 'can_use_bit_fields_p'.
22148 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22150 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22152 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22154 * function.c (get_last_funcdef_no): New function.
22155 * function.h (get_last_funcdef_no): Declare.
22156 * tree-inline.c (initialize_cfun): Add initialization.
22157 (tree_function_versioning): Cleanup.
22159 2007-01-10 Jan Hubicka <jh@suse.cz>
22161 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22164 2007-01-10 Sa Liu <saliu@de.ibm.com>
22165 Ben Elliston <bje@au.ibm.com>
22167 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22168 for SAVE_NONLOCAL and Pmode for any other save level.
22169 * spu-protos.h (spu_restore_stack_block): Declare.
22170 * spu.md (save_stack_block): Remove.
22171 (restore_stack_block): Call spu_restore_stack_block.
22172 * spu.c (spu_restore_stack_block): New function.
22173 (spu_expand_epilogue): Remove old comment.
22175 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22177 PR tree-optimization/30322
22178 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22179 (cand_value_at): Return the value as aff_tree.
22180 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22181 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22182 aff_combination_mult): New functions.
22183 (aff_combination_add): Use aff_combination_add_cst.
22184 (aff_combination_convert): Allow conversions to a wider type.
22185 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22186 * tree-affine.h (aff_combination_mult): Declare.
22188 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22190 * doc/tm.texi: Update documentation to reflect reality of exec
22191 and start file search behaviours. Update copyright year.
22192 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22193 header file directories.
22195 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22197 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22198 (*cosxf2): Rename to cosxf2_i387.
22199 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22200 using X87MODEF12 mode macro. Rename patterns to
22201 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22203 (*cosdf2, *cossf2): Ditto.
22204 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22205 to match extended input operands.
22206 (sincos<mode>3): New expander.
22207 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22208 insn patterns and corresponding splitters.
22210 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22212 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22213 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22215 2007-01-09 Nicolas Pitre <nico@cam.org>
22218 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22220 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22222 * target.h (struct gcc_target): New field library_rtti_comdat.
22223 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22224 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22225 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22226 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22228 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22230 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22232 2007-01-08 Richard Guenther <rguenther@suse.de>
22234 * tree.h (force_fit_type_double): Export.
22235 (force_fit_type): Remove.
22236 * fold-const.c (force_fit_type_double): New function.
22237 (force_fit_type): Remove.
22238 (int_const_binop): Use it.
22239 (fold_convert_const_int_from_int): Likewise.
22240 (fold_convert_const_int_from_real): Likewise.
22241 (fold_div_compare): Likewise.
22242 (fold_sign_changed_comparison): Likewise.
22243 (fold_unary): Likewise.
22244 (fold_negate_const): Likewise.
22245 (fold_abs_const): Likewise.
22246 (fold_not_const): Likewise.
22247 * c-common.c (shorten_compare): Use force_fit_type_double.
22248 * convert.c (convert_to_pointer): Likewise.
22250 2007-01-08 Richard Guenther <rguenther@suse.de>
22252 * tree.h (build_int_cst_wide_type): Export.
22253 * tree.c (build_int_cst_wide_type): New function.
22254 (build_int_cst_wide): Fix comment.
22255 * builtins.c (fold_builtin_object_size): Use build_int_cst
22256 to build -1 or 0 of the correct type. Use fit_double_type
22257 to check for overflow.
22258 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22260 (decode_field_reference): Likewise.
22261 (all_ones_mask_p): Likewise.
22262 (native_interpret_int): Use build_int_cst_wide_type.
22263 (fold_binary): Use build_int_cst_type to build an all-ones
22265 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22267 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22269 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22271 2007-01-09 Ben Elliston <bje@au.ibm.com>
22273 * genautomata.c (STATS_OPTION): New option.
22274 (stats_flag): New flag.
22275 (gen_automata_option): Handle it.
22276 (initiate_automaton_gen): Ditto.
22277 (write_automata): Output statistics only if stats_flag is
22278 set. Likewise, output time statistics only if time_flag is set.
22279 * doc/md.texi (Processor pipeline description): Document new flag.
22281 2007-01-08 Richard Guenther <rguenther@suse.de>
22283 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22284 * tree.c (build_int_cst_type): Likewise.
22285 (size_in_bytes): Don't call force_fit_type on the result.
22286 (int_fits_type_p): Use fit_double_type.
22287 * fold-const.c (fit_double_type): New function.
22288 (force_fit_type): Use it.
22289 * tree.h (fit_double_type): Export.
22291 2007-01-08 Jan Hubicka <jh@suse.cz>
22293 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22294 * ipa.c (function_and_variable_visibility): Fix return type.
22296 2007-01-08 Richard Guenther <rguenther@suse.de>
22298 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22299 of offset to build the index.
22300 * tree-pretty-print.c (dump_generic_node): Don't build negated
22301 const just for printing.
22302 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22303 * builtins.c (fold_builtin_int_roundingfn): Check if result
22304 fits the type by using force_fit_type and comparing the result.
22305 * predict.c (predict_loops): Use compare_tree_int for comparison.
22306 * tree.c (build_int_cst): Fall back to integer_type_node for
22308 (build_int_cst_wide): Assert type is non-null.
22310 2007-01-08 Roberto Costa <roberto.costa@st.com>
22312 * tree-vrp.c (extract_range_from_cond_expr): New.
22313 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22314 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22316 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22317 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22318 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22319 used as expressions.
22320 * tree-object-size.c (cond_expr_object_size): New.
22321 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22323 2007-01-08 Jan Hubicka <jh@suse.cz>
22325 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22326 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22329 2007-01-08 Richard Guenther <rguenther@suse.de>
22331 PR tree-optimization/23603
22332 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22333 (extract_range_from_binary): Fall back to truthvalue instead of
22334 varying for TRUTH_*_EXPR.
22335 (extract_range_from_comparison): Fall back to truthvalue instead of
22337 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22338 if all visited PHI values were constant.
22340 2007-01-08 Jan Hubicka <jh@suse.cz>
22342 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22343 (cgraph_analyze_function): break out from ...
22344 (cgraph_finalize_compilation_unit): ... here.
22345 (cgraph_expand_function): Remove forgoten commented out line.
22346 (cgraph_optimize): Analyze functions.
22348 2007-01-08 Jan Hubicka <jh@suse.cz>
22350 * tree-pas.h (TODO_remove_function): New flag.
22351 (TODO_update*): Renumber.
22352 (pass_ipa_increase_alignment,
22353 pass_ipa_function_and_variable_visibility): New passes.
22354 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22355 (cgraph_function_and_variable_visibility): Move to ipa.c
22356 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22357 cgraph_increase_alignment.
22358 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22359 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22360 calling tree-inline.
22361 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22362 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22363 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22364 (gate_increase_alignment): New function.
22365 (pass_ipa_increase_alignment): New pass.
22366 * ipa.c: Inline tree-pass.h and timevar.h
22367 (function_and_variable_visibility): Move here from cgraphunit.c
22368 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22369 * passes.c (init_optimization_passes): Add the two new passes.
22370 (execute_todo): Handle cgraph_remove_functions.
22372 2007-01-08 Nick Clifton <nickc@redhat.com>
22374 * config/frv/predicates.md (reg_or_0_operand): Accept
22377 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22379 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22380 * config.gcc: Add bfin*-rtems*.
22382 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22384 * c.opt: Add -flax-vector-conversions.
22385 * c-typeck.c (convert_for_assignment): Pass flag to
22386 vector_types_convertible_p to allow emission of note.
22387 (digest_init): Likewise.
22388 * c-opts.c: Handle -flax-vector-conversions.
22389 * c-common.c (flag_lax_vector_conversions): New.
22390 (vector_types_convertible_p): Unless -flax-vector conversions
22391 has been passed, disallow conversions between vectors with
22392 differing numbers of subparts and/or element types. If such
22393 a conversion is disallowed, possibly emit a note on the first
22394 occasion only to inform the user of -flax-vector-conversions.
22395 The new last argument specifies this.
22396 * c-common.h (flag_lax_vector_conversions): New.
22397 (vector_types_convertible_p): Add extra argument.
22398 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22399 char_type_node for V*QI type vectors.
22400 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22401 Update to satisfy new typechecking rules.
22402 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22403 C and C++ variants.
22404 * doc/invoke.texi (C Dialect Options): Document
22405 -flax-vector-conversions.
22407 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22409 PR tree-optimization/29877
22410 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22411 a register variable on the RHS to not be replaceable.
22413 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22414 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22415 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22416 const_simm15, const_pow2, const_npow2): Added.
22417 * config/score/misc.md (insv, extv, extzv, movmemsi,
22418 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22419 * config/score/score.c (score_address_cost, score_select_cc_mode):
22421 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22422 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22423 Update score_print_operand.
22424 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22425 Adjust register allocate order and update some macro define.
22426 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22427 mdx_block_move_straight, mdx_block_move_loop_head,
22428 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22429 mdx_block_move_loop, mdx_block_move): Added.
22430 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22431 mdp_limm): Updated and fix some bug and typo.
22432 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22433 (movsf, movdf, doloop_end): Added.
22435 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22437 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22438 config/arm/thumb2.md: Fix comment typos.
22439 * doc/extend.texi: Fix a typo.
22441 2007-01-07 Eric Christopher <echristo@apple.com>
22443 * configure.ac: Check for __stack_chk_fail for darwin.
22444 * configure: Regenerate.
22446 2007-01-07 Richard Guenther <rguenther@suse.de>
22448 * tree-vrp.c (extract_range_from_assert): CSE calls to
22449 compare_values where possible.
22450 (extract_range_from_unary_expr): Likewise.
22452 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22454 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22455 * config/avr/avr.c (call_insn_operand): Delete function.
22456 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22457 instead of register number. Use predicates.
22458 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22459 call_insn_operand): Add.
22461 2007-01-06 Jan Hubicka <jh@suse.cz>
22463 * tree-pass.h (pass_build_cgraph_edges): Declare.
22464 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22465 (visited_nodes): Remove.
22466 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22467 build_cgrpah_edges; make visited_nodes local.
22468 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22469 (record_references_in_initializer): Move to cgraphbuild.c
22470 (initialize_inline_failed, rebuild_cgraph_edges,
22471 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22472 (verify_cgraph_node): Make visited_nodes local.
22473 (cgraph_analyze_function): Do not call cgraph_create_edges and
22474 initialize_inline_failed.
22475 (cgraph_expand_function): Do not call cgraph_lower_function;
22476 assert that function is already lowered.
22477 * Makefile.in (cgraphbuild.o): New.
22478 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22479 at the end of lowering passes.
22481 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22483 * ifcvt.c (cond_move_convert_if_block): New function, code
22484 factored out from...
22485 (cond_move_process_if_block): ...here. Call the new function
22486 on the THEN and ELSE blocks.
22487 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22488 already takes care of this.
22490 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22493 * tree.h (TREE_OVERFLOW_P): New.
22494 * c-typeck.c (parser_build_unary_op): Warn only if result
22495 overflowed and operands did not.
22496 (parser_build_binary_op): Likewise.
22497 (convert_for_assignment): Remove redundant overflow_warning.
22498 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22500 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22502 * c-typeck.c (store_init_value): Split over two lines to follow
22503 the GNU coding style.
22505 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22507 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22508 __GXX_EXPERIMENTAL_CXX0X__.
22509 * doc/cpp.texi: Same.
22511 2007-01-05 Richard Guenther <rguenther@suse.de>
22513 PR middle-end/27826
22514 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22515 with mismatched types. Instead explicitly build a
22516 conversion NOP_EXPR.
22518 2007-01-05 Ian Lance Taylor <iant@google.com>
22520 * c-common.c (decl_with_nonnull_addr_p): New function.
22521 (c_common_truthvalue_conversion): Call it.
22522 * c-typeck.c (build_binary_op): Likewise.
22523 * c-common.h (decl_with_nonnull_addr_p): Declare.
22525 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22528 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22531 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22533 * doc/install.texi (Final install): Document the fact that
22534 the GNAT runtime should not be stripped.
22536 2007-01-04 Jan Hubicka <jh@suse.cz>
22538 * tree-inline.c (fold_marked_statements): Update operand caches
22539 and EH after folding
22541 2007-01-04 Ian Lance Taylor <iant@google.com>
22543 * c-common.c (check_function_nonnull): Whitespace fix.
22545 2007-01-04 Jan Hubicka <jh@suse.cz>
22547 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22548 comitted older version of patch.
22549 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22550 function, celanup cfg and collect garbage.
22552 2007-01-04 Mike Stump <mrs@apple.com>
22554 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22557 2007-01-04 Eric Christopher <echristo@apple.com>
22559 * libgcc2.c (__bswapsi2): Use SItype.
22560 (__bswapdi2): Use DItype.
22561 * libgcc2.h: Update for above.
22563 2007-01-04 Paul Brook <paul@codesourcery.com>
22565 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22566 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22567 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22568 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22569 umulsi3_highpart): Make conditional on !arm_arch6.
22570 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22571 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22572 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22573 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22574 umulsi3_highpart_v6): New insns.
22576 2007-01-04 Roger Sayle <roger@eyesopen.com>
22578 * fold-const.c (fold_convert): When casting an expression to void,
22579 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22580 have a type. Instead of attempting to build a NOP_EXPR, return
22581 these "special" trees directly.
22583 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22585 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22586 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22587 rs6000_cost->fp not 0 as adjustment for outer NEG.
22589 2007-01-04 Jan Hubicka <jh@suse.cz>
22591 * cgraph.c (cgraph_release_function_body): New function.
22592 (cgraph_remove_node): Use it.
22593 * cgraph.h (cgraph_release_function_body): Declare.
22594 * cgraphunit.c (cgraph_expand_function): Use it.
22595 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22596 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22597 is initialized and while compilation of other function is running.
22598 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22599 statement CFG annotations from here to ...
22600 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22602 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22604 * cfgloop.h (enum li_flags): Make the constants powers of two.
22606 2007-01-04 Jan Hubicka <jh@suse.cz>
22608 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22610 (fold_marked_statements): New function.
22611 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22612 * tree-inline.h (copy_body_data): Add statements_to_fold.
22614 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22616 * config.gcc: Mention libgcc/config.host.
22617 * Makefile.in: Update comments mentioning libgcc.
22618 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22619 (all.cross, start.encap, rest.encap, rest.cross): Update
22620 dependencies for libgcc move.
22621 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22622 (clean-target, clean-target-libgcc): Delete.
22623 (srcdirify, GCC_EXTRA_PARTS): New macros.
22624 (libgcc-support, libgcc.mvars): New rules.
22625 (distclean): Remove mention of mklibgcc.
22626 (install): Don't reference INSTALL_LIBGCC.
22627 (install-common): Don't reference EXTRA_PARTS.
22628 (install-libgcc, install-multilib): Delete rules.
22629 * mklibgcc.in: Delete file.
22630 * doc/configfiles.texi: Don't mention mklibgcc.
22632 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22633 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22634 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22635 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22636 (mklibgcc, ldblspecs): Likewise.
22638 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22639 (posixpre.def): Use $(T).
22640 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22641 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22642 (SHLIB_LINK): Make dummy.
22643 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22645 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22647 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22648 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22649 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22650 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22652 * configure.ac (all_outputs): Remove mklibgcc.
22653 * configure: Regenerated.
22655 2007-01-03 Josh Conner <jconner@apple.com>
22657 PR middle-end/29683
22658 * calls.c (compute_argument_addresses): Set stack and stack_slot
22659 for partial args, too.
22660 (store_one_arg): Use locate.size.constant for the size when
22661 generating a save_area.
22663 2007-01-03 Robert Kennedy <jimbob@google.com>
22665 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22666 whose definitions are deleted due to basic block merging.
22668 2007-01-03 Paul Brook <paul@codesourcery.com>
22671 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22673 (use_return_insn): Return 0 for Thumb interrupt functions.
22674 (print_multi_reg): Add rfe argument for IRQ returns.
22675 (arm_output_epilogue): Pop interrupt return address directly into PC.
22676 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22678 2007-01-03 Paul Brook <paul@codesourcery.com>
22680 Merge from sourcerygxx-4_1.
22681 * config/arm/thumb2.md: New file.
22682 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22684 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22685 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22686 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22687 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22689 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22690 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22692 * config/arm/ieee754-sf.S: Ditto.
22693 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22694 (thumb1_base_register_rtx_p): ... to this.
22695 (thumb_index_register_rtx_p): Rename...
22696 (thumb1_index_register_rtx_p): ... to this.
22697 (thumb_output_function_prologue): Rename...
22698 (thumb1_output_function_prologue): ... to this.
22699 (thumb_legitimate_address_p): Rename...
22700 (thumb1_legitimate_address_p): ... to this.
22701 (thumb_rtx_costs): Rename...
22702 (thumb1_rtx_costs): ... to this.
22703 (thumb_compute_save_reg_mask): Rename...
22704 (thumb1_compute_save_reg_mask): ... to this.
22705 (thumb_final_prescan_insn): Rename...
22706 (thumb1_final_prescan_insn): ... to this.
22707 (thumb_expand_epilogue): Rename...
22708 (thumb1_expand_epilogue): ... to this.
22709 (arm_unwind_emit_stm): Rename...
22710 (arm_unwind_emit_sequence): ... to this.
22711 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22712 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22713 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22714 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22715 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22716 thumb2_output_casesi): New functions.
22717 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22718 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22719 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22720 THUMB2_WORK_REGS): Define.
22721 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22722 arm_condexec_mask, arm_condexec_masklen)): New variables.
22723 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22724 (arm_override_options): Check new CPU capabilities.
22725 Set new architecture flag variables.
22726 (arm_isr_value): Handle v7m interrupt functions.
22727 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22729 (const_ok_for_arm): Handle Thumb-2 constants.
22730 (arm_gen_constant): Ditto. Use movw when available.
22731 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22733 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22734 (thumb_find_work_register, arm_load_pic_register,
22735 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22736 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22737 print_multi_reg, output_mov_long_double_fpa_from_arm,
22738 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22739 output_mov_double_fpa_from_arm, output_move_double,
22740 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22741 output_return_instruction, arm_output_function_prologue,
22742 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22743 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22744 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22745 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22746 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22747 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22749 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22750 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22751 (arm_file_start): Output directive for unified syntax.
22752 (arm_unwind_emit_set): Handle stack alignment instruction.
22753 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22754 Add v6t2, v7, v7a, v7r and v7m.
22755 (RETLDM): Add Thumb-2 code.
22756 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22757 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22758 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22759 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22760 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22761 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22762 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22763 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22764 ADJUST_INSN_LENGTH): Define.
22765 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22766 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22767 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22768 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22769 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22770 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22771 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22772 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22773 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22774 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22775 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22776 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22777 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22778 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22779 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22780 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22781 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22783 * config/arm/arm-tune.md: Regenerate.
22784 * config/arm/arm-protos.h: Update prototypes.
22785 * config/arm/vfp.md: Enable patterns for Thumb-2.
22786 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22787 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22788 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22789 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22790 * config/arm/libunwind.S: Add Thumb-2 code.
22791 * config/arm/constraints.md: Update include Thumb-2.
22792 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22793 * config/arm/ieee754-df.S: Ditto.
22794 * config/arm/bpabi.S: Ditto.
22795 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22796 * config/arm/predicates.md (low_register_operand,
22797 low_reg_or_int_operand, thumb_16bit_operator): New.
22798 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22799 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22800 * config/arm/t-arm-elf: Add armv7 multilib.
22801 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22803 (UNSPEC_STACK_ALIGN, ce_count): New.
22804 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22805 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22807 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22808 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22809 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22810 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22811 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22812 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22814 * doc/extend.texi: Document ARMv7-M interrupt functions.
22815 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22817 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22819 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22820 (struct _Unwind_Context): Rename args_size to flags, remove
22821 signal_frame field, add a new args_size field and version field.
22822 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22823 _Unwind_IsExtendedContext): New inline functions.
22824 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22825 Assume by_value array is only present if _Unwind_IsExtendedContext.
22826 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22827 _Unwind_IsSignalFrame.
22828 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22829 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22830 (uw_init_context_1): Initialize context->flags to
22831 EXTENDED_CONTEXT_BIT.
22832 * config/rs6000/linux-unwind.h (frob_update_context): Use
22833 _Unwind_SetSignalFrame.
22835 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22837 PR middle-end/30353
22838 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22839 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22842 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22844 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22845 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22846 RET, AT_SP): Remove.
22847 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22850 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22851 * cfgbuild.c (find_basic_blocks): Likewise.
22852 * cfgrtl.c (rtl_create_basic_block): Likewise.
22853 * function.c (temp_slots_at_level): Likewise.
22854 * reg-stack.c (stack_regs_mentioned): Likewise.
22855 * regclass.c (allocate_reg_info): Likewise.
22856 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22857 set_bb_for_stmt, move_block_to_fn): Likewise.
22858 * tree-complex.c (tree_lower_complex): Likewise.
22859 * vec.h (VEC_safe_grow_cleared): New.
22861 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22863 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22865 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22866 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22868 * cfgloopmanip.c (scale_loop_frequencies): Export.
22869 (loopify): Scale the frequencies by prescribed coefficients.
22870 (set_zero_probability): New function.
22871 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22872 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22873 and frequencies according to arguments.
22874 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22876 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22877 * modulo-sched.c (sms_schedule): Set probabilities for entering
22878 versioned loop correctly.
22879 * tree-vect-transform.c (vect_transform_loop): Ditto.
22880 * cfgloop.h (loopify, loop_version): Declaration changed.
22881 (scale_loop_frequencies): Declared.
22883 2007-01-02 Jan Hubicka <jh@suse.cz>
22885 * cgraph.c: Include tree-flow.h
22886 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22887 early_local_passes.
22888 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22889 * tree-pass.h (pass_all_early_optimizations): Declare.
22890 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22891 early_local_passes.
22892 (cgraph_analyze_function): Do early_local_passes.
22893 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22894 Do not add referenced vars.
22895 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22897 (gate_all_early_local_passes): New gate.
22898 (pass_early_local_passes): Use new gate.
22899 (execute_early_local_optimizations): New functions.
22900 (gate_all_early_optimizations): New gate.
22901 (pass_all_early_optimizations): New pass.
22902 (execute_free_datastructures): Free SSA only when initialized.
22903 (gate_init_datastructures): Init only when optimizing.
22904 (tree_lowering_passes): Do early local passes when called late.
22905 * tree-profile.c (do_tree_profiling): Don't profile functions added
22907 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22908 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22910 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22911 during early_local_passes.
22912 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22915 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22917 * Makefile.in: Update copyright year.
22919 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22921 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22922 in $(lang_checks) and check-consistency targets.
22924 2007-01-02 Jan Hubicka <jh@suse.cz>
22926 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22927 Do not add referenced vars.
22928 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22930 * passes.c (init_optimization_passes): Put mudflap_2 after
22931 free_datastructures.
22933 2007-01-02 Jan Hubicka <jh@suse.cz>
22935 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22936 Set NOTHROW flag on call statements proved to be nothrow.
22937 Update statement of local calls so new pure/const functions are
22938 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22940 (tree_rest_of_compilation): Register hooks and initialize bitmap
22941 early. Do not set after_inlining flag.
22943 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22945 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22946 HOST_BITS_PER_LONGLONG
22948 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22951 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22952 warning for non-static initializers.
22954 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22956 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22957 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22958 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22959 Always use set_unique_reg_note to add REG_EQUAL notes.
22961 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22964 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22966 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22967 * cfgbuild.c (find_basic_blocks): Likewise.
22968 * cfgrtl.c (rtl_create_basic_block): Likewise.
22969 * function.c (temp_slots_at_level): Likewise.
22970 * reg-stack.c (stack_regs_mentioned): Likewise.
22971 * regclass.c (allocate_reg_info): Likewise.
22972 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22973 set_bb_for_stmt, move_block_to_fn): Likewise.
22974 * tree-complex.c (tree_lower_complex): Likewise.
22975 * vec.h (VEC_safe_grow_cleared): New.
22977 2007-01-02 Ian Lance Taylor <iant@google.com>
22979 * c-common.c (c_common_truthvalue_conversion): When warning about
22980 using an assignment as a truth value, set TREE_NO_WARNING.
22982 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22985 * c.opt (Wold-style-declaration): New.
22986 * doc/invoke.texi (C-only Warning Options): New.
22987 (Wold-style-declaration): Document it.
22988 (Wextra): Enabled by -Wextra.
22989 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22990 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22991 -Wold-style-declaration.
22993 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22995 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22996 * cfgbuild.c (find_basic_blocks): Likewise.
22997 * cfgrtl.c (rtl_create_basic_block): Likewise.
22998 * function.c (temp_slots_at_level): Likewise.
22999 * reg-stack.c (stack_regs_mentioned): Likewise.
23000 * regclass.c (allocate_reg_info): Likewise.
23001 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23002 set_bb_for_stmt, move_block_to_fn): Likewise.
23003 * tree-complex.c (tree_lower_complex): Likewise.
23004 * vec.h (VEC_safe_grow_cleared): New.
23006 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23008 * c-common.c (c_common_nodes_and_builtins): Since variants of
23009 void_type_node get built before it is given a name, we need to
23010 give those variants the name, too.
23011 (complete_array_type): We need to work with the canonical main
23012 type of the array, from which we will build the qualified version.
23013 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23014 * print-tree.c (print_node): Display canonical type information
23016 * stor-layout.c (layout_type): When we don't know the
23017 alignment of a type for which we're building an array, we end up
23018 guessing wrong, so make the type require structural equality.
23019 * tree.c (make_node_stat): When we build a new type, it is its
23020 own canonical type.
23021 (build_type_attribute_qual_variant): When building an attribute
23022 variant, its canonical type is the non-attribute variant. However,
23023 if the attributes are target-dependent and they differ, we need to
23024 use structural equality checks for this type.
23025 (build_qualified_type): A qualified type is not equivalent to its
23026 unqualified variant; set the canonical type appropriately.
23027 (build_distinct_type_copy): When building a distinct type from
23028 another type, the new type is its own canonical type.
23029 (build_variant_type_copy): When building a new type variant, we
23030 assume that it is equivalent to the original type.
23031 (build_pointer_type_for_mode): When building a pointer type, also
23032 build a canonical type pointer.
23033 (build_reference_type_for_mode): When building a reference type,
23034 also build a canonical type reference.
23035 (build_index_type): When we can't hash an index type (e.g.,
23036 because its maximum value is negative), the index type requires
23037 structural equality tests.
23038 (build_array_type): Build the canonical form of an array type.
23039 (build_function_type): Function types require structural equality,
23040 because they contain default arguments, attributes, etc.
23041 (build_method_type_directly): Ditto for method types.
23042 (build_offset_type): Build the canonical offset type.
23043 (build_complex_type): Build the canonical vector type.
23044 (make_vector_type): Build the canonical vector type.
23045 * tree.h (TYPE_CANONICAL): New.
23046 (TYPE_STRUCTURAL_EQUALITY_P): New.
23047 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23048 (struct tree_type): Added "canonical" field.
23049 * params.h (VERIFY_CANONICAL_TYPES): New.
23050 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23051 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23052 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23053 * doc/invoke.texi (verify-canonical-types): Document --param
23054 parameter for verifying canonical types.
23056 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23058 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23059 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23060 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23061 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23063 * config/rs6000/e500.h: New.
23064 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23065 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23067 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23068 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23069 TARGET_E500_DOUBLE): Remove.
23070 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23071 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23072 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23073 * config/rs6000/rs6000.c (rs6000_override_options): Use
23074 CHECK_E500_OPTIONS.
23076 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23078 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23079 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23080 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23081 rs6000_emit_cmove): Don't check TARGET_E500.
23082 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23083 sordered): Don't check TARGET_E500.
23085 2007-01-01 Eric Christopher <echristo@apple.com>
23087 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23088 HARD_REGISTER_NUM_P.
23090 2007-01-01 Roger Sayle <roger@eyesopen.com>
23092 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23093 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23094 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23097 2007-01-01 Mike Stump <mrs@apple.com>
23099 * configure.ac: Remove support for building with Apple's gcc-3.1.
23101 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23103 PR middle-end/30311
23104 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23105 REG is a hard register. Do not modify REG before calling
23107 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23108 multiple of the size of YMODE for certain lowpart cases.
23110 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23112 PR middle-end/30253
23113 * gimplify (voidify_wrapper_expr): Update for
23114 GIMPLE_MODIFY_STMT.
23116 2007-01-01 Andreas Schwab <schwab@suse.de>
23119 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23120 save of BR0 in extra_spill_size instead of spill_size.
23121 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23123 (ia64_expand_epilogue): Restore BR0 from its new location.
23125 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23127 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23128 Use a temporary variable if the left hand side is not a gimple
23131 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23133 * gimplify.c (gimplify_return_expr): Make the temporary variable
23134 for the return expression, a gimple register variable.
23136 2007-01-01 Jan Hubicka <jh@suse.cz>
23138 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23141 2007-01-01 Mike Stump <mrs@apple.com>
23143 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23145 * config/darwin.c (machopic_select_rtx_section): Use
23146 HAVE_GAS_LITERAL16.
23147 (darwin_mergeable_constant_section): Likewise.
23148 * configure: Regenerate.
23149 * config.in: Regenerate.
23151 2007-01-01 Jan Hubicka <jh@suse.cz>
23152 Andrew Pinski <pinskia@gmail.com>
23154 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23155 before starting IPA passes.