1 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
3 * Makefile.in (REVISION): New.
6 (version.o): Also depend on $(REVISION). Add
7 -DREVISION=$(REVISION_s).
9 * version.c (version_string): Add REVISION.
11 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
13 * tree-eh.c (lower_try_finally_onedest): Reset the locus
14 of GOTO that's relocated to a different block.
16 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18 * c-common.c (const_strip_array_types): New.
19 * c-common.h (lang_missing_noreturn_ok_p): Delete.
20 (const_strip_array_types): New.
21 * c-objc-common.c (c_disregard_inline_limits,
22 c_warn_unused_global_decl): Constify.
23 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
24 c_vla_type_p, c_incomplete_type_error): Likewise.
25 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
26 * hooks.c (hook_bool_const_tree_false): New.
27 * hooks.h (hook_bool_const_tree_false): Likewise.
28 * langhooks-def.h (lhd_warn_unused_global_decl,
29 lhd_incomplete_type_error, lhd_expr_size,
30 lhd_tree_inlining_disregard_inline_limits,
31 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
32 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
33 * langhooks.c (lhd_warn_unused_global_decl,
34 lhd_incomplete_type_error,
35 lhd_tree_inlining_disregard_inline_limits,
36 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
37 lhd_expr_size): Likewise.
38 * langhooks.h (lang_hooks_for_tree_inlining,
39 lang_hooks_for_tree_dump, lang_hooks_for_types,
40 lang_hooks_for_decls, lang_hooks): Likewise.
41 * pointer-set.c (pointer_set_t, pointer_set_create,
42 pointer_set_contains, insert_aux, pointer_set_insert,
43 pointer_set_traverse, pointer_map_t, pointer_map_create,
44 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
46 * pointer-set.h (pointer_set_contains, pointer_set_insert,
47 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
48 pointer_map_traverse): Likewise.
49 * predict.c (assert_is_empty): Likewise.
50 * tree-affine.c (free_name_expansion): Likewise.
51 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
52 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
53 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
55 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
57 * tree-vectorizer.c (new_loop_vec_info): Initialize new
59 (destroy_loop_vec_info): Add call to VEC_free.
60 * tree-vectorizer.h (may_alias_ddrs): Define.
61 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
62 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
63 Change reporting to dump.
64 (vect_is_duplicate_ddr): New.
65 (vect_mark_for_runtime_alias_test): New.
66 (vect_analyze_data_ref_dependences) Add call to
67 vect_mark_for_runtime_alias_test.
68 (vect_enhance_data_refs_alignment): Define local variable
69 vect_versioning_for_alias_required, don't perform
70 peeling for alignment if versioning for alias is
72 (vect_enhance_data_refs_alignment): Use
73 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
74 PARAM_VECT_MAX_VERSION_CHECKS.
75 * tree-vect-transform.c
76 (vect_create_cond_for_alias_checks): New.
77 (vect_transform_loop): Add call to
78 vect_create_cond_for_alias_checks.
79 (vect_vfa_segment_size): New.
80 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
82 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
84 (vect-max-version-for-alignment-checks): Document.
85 (vect-max-version-for-alias-checks): Document.
86 (vect-max-version-checks): Remove.
88 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
91 the same line as the instruction for all asm dialects.
93 (*rep_movsi_rex64): Ditto.
95 (*rep_movqi_rex64): Ditto.
96 (*rep_stosdi_rex64): Ditto.
98 (*rep_stossi_rex64): Ditto.
100 (*rep_stosqi_rex64): Ditto.
101 (*cmpstrnqi_nz_1): Ditto.
102 (*cmpstrnqi_nz_rex_1): Ditto.
103 (*cmpstrnqi_1): Ditto.
104 (*cmpstrnqi_rex_1): Ditto.
105 (*strlenqi_1): Ditto.
106 (*strlenqi_rex_1): Ditto.
107 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
108 prefix on the same line as the instruction for all asm dialects.
109 (sync_double_compare_and_swap<mode>): Ditto.
110 (*sync_double_compare_and_swapdi_pic): Ditto.
111 (*sync_compare_and_swap_cc<mode>): Ditto.
112 (sync_double_compare_and_swap_cc<mode>): Ditto.
113 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
114 (sync_old_add<mode>): Ditto.
115 (sync_add<mode>): Ditto.
116 (sync_sub<mode>): Ditto.
117 (sync_ior<mode>): Ditto.
118 (sync_and<mode>): Ditto.
119 (sync_xor<mode>): Ditto.
121 2007-08-16 Richard Sandiford <richard@codesourcery.com>
124 * reload.c (find_reloads): Check that the memory returned by
125 find_reloads_toplev was not the result of forcing a constant
127 (find_reloads_toplev): Always use simplify_gen_subreg to get
128 the subreg of a constant. If the result is also a constant,
129 but not a legitimate one, force it into the constant pool
130 and reload its address.
132 2007-08-15 David Edelsohn <edelsohn@gnu.org>
134 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
137 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
139 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
140 directive for the current vector ABI.
142 2007-08-15 Steve Ellcey <sje@cup.hp.com>
145 * caller-save.c (reg_save_code): Set invalide status on restore code.
147 2007-08-15 Diego Novillo <dnovillo@google.com>
149 * tree-ssa-alias.c (compute_memory_partitions): Use
150 alias_bitmap_obstack to allocate bitmaps.
151 (reset_alias_info): Factor out of init_alias_info.
152 Mark all name tags not associated to an SSA name for renaming.
153 (init_alias_info): Call it.
154 (create_name_tags): Tidy. Add comments.
155 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
157 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
159 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
160 scheduler dependencies.
162 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
164 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
166 (*iorsi_1_zext): Likewise.
167 (*iorsi_1_zext_imm): Likewise.
168 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
169 with "rm"/"xm" constraint.
170 (sse2_vmsqrtv2df2): Likewise.
172 2007-08-15 Jakub Jelinek <jakub@redhat.com>
175 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
178 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
180 * tree-pass.h (PROP_pta): Removed.
181 (TODO_rebuild_alias): New.
182 (pass_may_alias): Removed.
183 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
184 aliasing if we changed something.
185 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
187 (pass_may_alias): Removed.
188 (create_structure_vars): Return TODO_rebuild_alias.
189 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
190 * tree-sra.c (tree_sra): Only rebuild aliasing if something
192 (tree_sra_early): We never affect aliasing right now.
193 * tree-flow.h (compute_may_aliases): New prototype.
194 * passes.c: Remove pass_may_alias from the passes.
195 (execute_function_todo): Support TODO_rebuild_alias.
197 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
199 * i386.c: (legitimize_address): Move dllimported variable check
200 infront of legitimizing pic address of CONST symbols.
202 2007-08-14 Steve Ellcey <sje@cup.hp.com>
204 PR tree-optimization/32941
205 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
206 (goto_queue_cmp): Remove.
207 (find_goto_replacement): Change search method.
208 (maybe_record_in_goto_queue): Add assert.
209 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
210 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
212 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
214 * alias.c (component_uses_parent_alias_set): Constify.
215 * alias.h (component_uses_parent_alias_set): Likewise.
216 * cfgrtl.c (print_rtl_with_bb): Likewise.
217 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
218 mpz_get_double_int): Likewise.
219 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
220 mpz_get_double_int): Likewise.
221 * expr.c (is_aligning_offset, undefined_operand_subword_p,
222 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
224 * expr.h (safe_from_p): Likewise.
225 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
227 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
228 zero_sized_type, goa_lhs_expr_p): Likewise.
229 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
230 * rtl.h (print_rtl_with_bb): Likewise.
231 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
232 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
233 * tree-flow-inline.h (bb_stmt_list): Constify.
234 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
236 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
237 const_first_stmt, const_last_stmt): New.
238 (block_may_fallthru, empty_block_p): Constify.
239 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
240 EXPR_ONLY_BODY): New.
241 (expr_first, expr_last, expr_only): Use macro for body.
242 (const_expr_first, const_expr_last, const_expr_only): New.
243 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
244 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
245 ctsi_prev, ctsi_stmt): New.
246 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
247 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
248 * tree-ssa-loop-niter.c (loop_only_exit_p,
249 derive_constant_upper_bound): Likewise.
250 * tree-ssa-phiopt.c (empty_block_p): Likewise.
251 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
252 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
253 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
254 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
255 * tree.c (get_type_static_bounds): Likewise.
256 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
257 (get_type_static_bounds): Constify.
259 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
262 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
263 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
264 (*<addsub><mode>3_cc_overflow): New.
265 (*add<mode>3_cconly_overflow): New.
266 (*sub<mode>3_cconly_overflow): New.
267 (*<addsub>si3_zext_cc_overflow): New.
268 * config/i386/predicates.md (fcmov_comparison_operator): Accept
269 CCCmode for LTU, GTU, LEU and GEU.
270 (ix86_comparison_operator): Likewise.
271 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
272 * config/i386/i386.c (put_condition_code): Support CCCmode.
273 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
274 or MINUS expressions.
276 2007-08-14 Andrew Pinski <pinskia@gmail.com>
279 * c-typeck.c (build_binary_op): Disallow vector float types with
280 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
282 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
284 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
285 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
286 (dep_def): New typedef.
287 (init_dep_1, sd_debug_dep): Declare functions.
288 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
289 (debug_dep_links): Remove.
290 (struct _deps_list): New field 'n_links'.
291 (DEPS_LIST_N_LINKS): New macro.
292 (FOR_EACH_DEP_LINK): Remove.
293 (create_deps_list, free_deps_list, delete_deps_list): Remove
295 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
296 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
297 (copy_deps_list_change_con, move_dep_link): Ditto.
298 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
299 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
301 (INSN_BACK_DEPS): Remove.
302 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
304 (INSN_DEP_COUNT): Remove.
305 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
306 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
307 Declare global variables.
308 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
309 (add_forw_dep, compute_forward_dependences): Remove declarations.
310 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
311 (add_back_forw_dep, delete_back_forw_dep): Ditto.
312 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
314 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
316 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
317 (sd_list_types_def): New typedef.
318 (sd_next_list): Declare function.
319 (struct _sd_iterator): New type.
320 (sd_iterator_def): New typedef.
321 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
323 (FOR_EACH_DEP): New cycle wrapper.
324 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
326 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
327 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
330 * sched-deps.c (init_dep_1): Make global.
331 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
333 (dump_dep): New static function.
334 (dump_dep_flags): New static variable.
335 (sd_debug_dep): New function.
336 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
338 (move_dep_link): Use remove_from_deps_list (), instead of
340 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
341 (dep_link_is_detached_p): New static function.
342 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
344 (dn_pool, dl_pool): New alloc_pools.
345 (dn_pool_diff, dl_pool_diff): New static variables.
346 (create_dep_node, delete_dep_node): New static function.
347 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
348 (deps_list_empty_p): Make it static. Use 'n_links' field.
349 (deps_pools_are_empty_p): New static function.
350 (alloc_deps_list, delete_deps_list): Remove.
351 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
352 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
353 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
354 (forward_dependency_cache): Remove.
355 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
356 'back' from the names. Change signature to use dep_t instead of
358 (add_back_dep): Ditto. Make global.
359 (check_dep_status): Rename to check_dep ().
360 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
362 (sd_finish_insn): Ditto.
363 (sd_find_dep_between_no_cache): New static function.
364 (sd_find_dep_between): New function.
365 (ask_dependency_caches, set_dependency_caches): New static functions.
366 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
367 (add_or_update_dep_1): Separate pieces of functionality into
368 ask_dependency_caches (), update_dependency_caches (),
369 change_spec_dep_to_hard (), update_dep ().
370 (get_back_and_forw_lists): New static function.
371 (sd_add_dep): Separate setting of dependency caches into
372 set_dependency_caches ().
373 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
375 (sd_delete_dep): Ditto.
376 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
377 (dump_lists): New static function.
378 (sd_debug_lists): New debug function.
379 (delete_all_dependences, fixup_sched_groups): Update to use
381 (sched_analyze_2): Create data-speculative dependency only if
382 data-speculation is enabled.
383 (sched_analyze_insn): If insn cannot be speculative, make all its
384 dependencies non-speculative.
385 (sched_analyze): Use sd_init_insn ().
386 (add_forw_dep, compute_forward_dependencies): Remove.
387 (delete_dep_nodes_in_back_deps): New static function.
388 (sched_free_deps): New function.
389 (init_dependency_caches): Init alloc_pools.
390 (extend_depedency_caches): Update after removing of
391 forward_dependency_cache.
392 (free_dependency_caches): Ditto. Free alloc_pools.
393 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
394 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
396 (add_back_forw_dep, delete_back_forw_dep): Ditto.
397 (add_dependence): Use init_dep ().
398 (get_dep_weak_1): New static function.
399 (get_dep_weak): Move logic to get_dep_weak_1 ().
400 (dump_ds): New static function moved from haifa-sched.c:
401 debug_spec_status ().
402 (debug_ds): New debug function.
403 (check_dep_status): Rename to check_dep (). Update to check whole
406 * haifa-sched.c (spec_info): Make global.
407 (added_recovery_block_p): Rename to
408 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
409 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
410 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
411 to use new interfaces.
412 (ok_for_early_queue_removal): Ditto.
413 (schedule_block): Initialize logical uids of insns emitted by the
415 (sched_init): Initialize new variable.
416 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
418 (extend_global): Initialize insn data.
419 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
420 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
422 (add_to_speculative_block): Update to use new interfaces.
423 (create_recovery_block): Set new variables.
424 (create_check_block_twin, fix_recovery_deps): Update to use new
426 (sched_insn_is_legitimate_for_speculation_p): New function.
427 (speculate_insn): Move checking logic to
428 sched_insn_is_legitimate_for_speculation_p ().
429 (sched_remove_insn): Finalize sched-deps information of instruction.
430 (clear_priorities, add_jump_dependencies): Update to use new
432 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
434 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
435 to use new interfaces.
436 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
437 (new_ready): Try to use control speculation only if it is available.
438 (add_branch_dependences): Update to use new interfaces.
439 (compute_block_backward_dependences): Rename to
440 compute_block_dependences (). Call
441 targetm.sched.dependencies_evaluation_hook ().
442 (free_block_dependencies): New static function.
443 (debug_dependencies): Update to use new interfaces.
444 (schedule_region): Remove separate computation of forward dependencies.
445 Move call of targetm.sched.dependencies_evaluation_hook () to
446 compute_block_dependences (). Free dependencies at the end of
447 scheduling the region.
449 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
451 (add_deps_for_risky_insns): Ditto.
452 (schedule_ebb): Remove separate computation of forward dependencies.
453 Free dependencies at the end of scheduling the ebb.
455 * ddg.c (create_ddg_dependence): Update to use new interfaces.
456 (build_intra_loop_deps): Ditto. Remove separate computation of forward
457 dependencies. Free sched-deps dependencies.
459 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
460 to use new interfaces.
461 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
463 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
465 (is_costly_group): Ditto.
467 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * alias.c (rtx_equal_for_memref_p): Constify.
470 * basic-block.h (const_edge, const_basic_block): New.
471 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
472 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
473 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
474 probably_never_executed_bb_p, edge_probability_reliable_p,
475 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
476 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
478 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
479 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
481 * cfganal.c (flow_active_insn_p, forwarder_block_p,
482 flow_nodes_print, dfs_enumerate_from): Likewise.
483 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
484 control_flow_insn_p, count_basic_blocks): Likewise.
485 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
486 get_loop_body_with_size, loop_exit_edge_p): Likewise.
487 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
488 average_num_loop_insns, loop_exit_edge_p,
489 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
490 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
491 average_num_loop_insns, seq_cost): Likewise.
492 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
493 * dominance.c (dominated_by_p): Likewise.
494 * emit-rtl.c (validate_subreg): Likewise.
495 * except.c (can_throw_internal, can_throw_external): Likewise.
496 * except.h (can_throw_internal, can_throw_external): Likewise.
497 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
498 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
499 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
500 simple_mem, store_ops_ok, load_kills_store, find_loads,
501 store_killed_in_insn, store_killed_after, store_killed_before,
502 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
504 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
505 noce_mem_write_may_trap_or_fault_p): Likewise.
506 * pointer-set.c (pointer_set_contains, pointer_map_contains):
508 * pointer-set.h (pointer_set_contains, pointer_map_contains):
510 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
511 probably_cold_bb_p, probably_never_executed_bb_p,
512 edge_probability_reliable_p, br_prob_note_reliable_p,
513 can_predict_insn_p): Likewise.
514 * regclass.c (reg_set_to_hard_reg_set): Likewise.
515 * resource.c (return_insn_p): Likewise.
516 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
518 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
519 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
520 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
521 verify_gimple_modify_stmt): Likewise.
522 * tree-chrec.c (is_not_constant_evolution,
523 is_multivariate_chrec_rec, is_multivariate_chrec,
524 chrec_contains_symbols, chrec_contains_undetermined,
525 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
526 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
527 eq_evolutions_p, scev_direction): Likewise.
528 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
529 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
530 chrec_contains_symbols_defined_in_loop,
531 chrec_contains_undetermined, tree_contains_chrecs,
532 evolution_function_is_affine_multivariate_p,
533 evolution_function_is_univariate_p, chrec_zerop,
534 evolution_function_is_constant_p, evolution_function_is_affine_p,
535 evolution_function_is_affine_or_constant_p,
536 tree_does_not_contain_chrecs, chrec_type): Likewise.
537 * tree-data-ref.c (tree_fold_divides_p,
538 object_address_invariant_in_loop_p, dr_may_alias_p,
539 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
540 same_access_functions, constant_access_functions,
541 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
543 * tree-flow.h (scev_direction): Likewise.
544 * tree-gimple.c (is_gimple_stmt): Likewise.
545 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
547 * tree-pretty-print.c (op_prio): Likewise.
548 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
549 analyzable_condition, backedge_phi_arg_p): Likewise.
550 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
551 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
552 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
555 2007-08-13 Dan Hipschman <dsh@google.com>
558 * c-format.c (check_format_arg): Move check for zero-length
559 format strings below the check for unterminated strings.
561 2007-08-13 Andrew Pinski <pinskia@gmail.com>
564 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
567 2007-08-13 Nick Clifton <nickc@redhat.com>
569 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
571 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
574 * c-format.c (gcc_gfc_length_specs): New array.
575 (gcc_gfc_char_table): Add unsigned specifier, and references to
576 the l length modifier.
577 (format_types_orig): Use the new gcc_gfc_length_specs.
579 2007-08-12 Sa Liu <saliu@de.ibm.com>
581 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
582 and with REG_RETVAL note after split.
584 2007-08-11 David Daney <ddaney@avtrex.com>
586 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
589 2007-08-11 David Edelsohn <edelsohn@gnu.org>
590 Segher Boessenkool <segher@kernel.crashing.org>
592 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
593 HAVE_LOCAL_CPU_DETECT not defined.
595 2007-08-11 Jan Hubicka <jh@suse.cz>
597 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
598 (cgraph_process_new_functions): Honor previous value of
599 disregard_inline_limits.
600 * ipa-inline.c (compute_inline_parameters): Likewise.
602 2007-08-11 Ian Lance Taylor <iant@google.com>
604 * alias.h (alias_set_type): Define new type.
605 (ALIAS_SET_MEMORY_BARRIER): Use it.
606 * rtl.h: Include alias.h.
607 (struct mem_attrs): Use alias_set_type.
608 * tree.h: Include alias.h
609 (struct tree_type): Use alias_set_type.
610 (struct tree_struct_field_tag): Likewise.
611 (struct tree_decl_common): Likewise.
612 * alias.c (struct alias_set_entry): Use alias_set_type.
613 (get_alias_set_entry, alias_set_subset_of): Likewise.
614 (alias_sets_conflict_p): Likewise.
615 (alias_sets_must_conflict_p): Likewise.
616 (objects_must_conflict_p): Likewise.
617 (get_alias_set, new_alias_set): Likewise.
618 (record_alias_subset, record_component_aliases): Likewise.
619 (varargs_set, frame_set): Change to alias_set_type.
620 (get_varargs_alias_set): Use alias_set_type.
621 (get_frame_alias_set): Likewise.
622 * builtins.c (setjmp_alias_set): Change to alias_set_type.
623 * dse.c (struct store_info): Use alias_set_type.
624 (struct read_info, struct clear_alias_mode_holder): Likewise.
625 (clear_alias_set_lookup, canon_address): Likewise.
626 (record_store, check_mem_read_rtx): Likewise.
627 (dse_record_singleton_alias_set): Likewise.
628 (dse_invalidate_singleton_alias_set): Likewise.
629 * emit-rtl.c (get_mem_attrs): Likewise.
630 (set_mem_attributes_minus_bitpos): Likewise.
631 (set_mem_alias_set): Likewise.
632 * expr.c (store_constructor_field, store_field): Likewise.
633 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
634 * langhooks.c (lhd_get_alias_set): Likewise.
635 * langhooks-def.h (lhd_get_alias_set): Likewise.
636 * reload1.c (alter_reg): Likewise.
637 * tree-flow.h (struct fieldoff): Likewise.
638 * tree-ssa-alias.c (struct alias_map_d): Likewise.
639 (may_alias_p, get_smt_for, create_sft): Likewise.
640 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
641 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
642 (merge_smts_into): Likewise.
643 * varasm.c (const_alias_set): Likewise.
644 * c-common.c (strict_aliasing_warning): Likewise.
645 (c_common_get_alias_set): Likewise.
646 * dse.h (dse_record_singleton_alias_set): Update declaration.
647 (dse_invalidate_singleton_alias_set): Likewise.
648 * emit-rtl.h (set_mem_alias_set): Likewise.
649 * c-common.h (c_common_get_alias_set): Likewise.
650 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
651 * print-tree.c (print_node): Likewise.
652 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
654 (alpha_setup_incoming_varargs): Use alias_set_type.
655 * config/i386/i386.c (setup_incoming_varargs_64): Use
657 (setup_incoming_varargs_ms_64): Likewise.
658 (ix86_GOT_alias_set): Likewise.
659 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
660 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
661 (set): Change to alias_set_type.
662 (get_TOC_alias_set): Use alias_set_type.
663 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
665 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
666 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
668 (struct_value_alias_set): Likewise.
669 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
671 2007-08-11 Richard Sandiford <richard@codesourcery.com>
673 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
674 * config/vxworks.h (TARGET_VXWORKS): Override.
675 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
676 "mips" if TARGET_VXWORKS.
678 2007-08-11 Richard Sandiford <richard@codesourcery.com>
680 * calls.c (avoid_likely_spilled_reg): New function.
681 (expand_call): Use it.
683 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
685 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
687 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
689 * config/mips/predicates.md (const_call_insn_operand): Invoke
690 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
692 2007-08-10 David Edelsohn <edelsohn@gnu.org>
695 * config/rs6000/driver-rs6000.c: Include link.h.
696 Use ElfW instead of wordsize-specif typedef.
698 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
700 * system.h (CONST_CAST): New.
701 * c-decl.c (c_make_fname_decl): Use it.
702 * c-lex.c (cb_ident, lex_string): Likewise.
703 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
704 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
705 give_switch, set_multilib_dir): Likewise.
706 * gengtype-parse.c (string_seq, typedef_name): Likewise.
707 * passes.c (execute_one_pass): Likewise.
708 * prefix.c (update_path): Likewise.
709 * pretty-print.c (pp_base_destroy_prefix): Likewise.
710 * tree.c (build_string): Likewise.
712 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
714 * tree-flow-inline.h (is_exec_stmt): Remove.
715 (is_label_stmt): Remove.
716 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
719 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
721 * lower-subreg.c (resolve_shift_zext): Don't adjust
722 src_reg_num for wordmode operands.
724 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
725 David Ung <davidu@mips.com>
727 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
728 (TARGET_SCHED_REORDER2): Define.
729 (mips_maybe_swap_ready): New.
730 (mips_last_74k_agen_insn): New.
731 (mips_74k_agen_init): New.
732 (mips_74k_agen_reorder): New function to group loads and stores
734 (mips_sched_init): New.
735 (mips_sched_reorder): Don't do initialization here. Call
736 mips_74k_agen_reorder.
737 (mips_variable_issue): Call mips_74k_agen_init.
739 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
741 * tree-flow-inline.h (get_filename): Remove.
743 2007-08-10 Richard Sandiford <richard@codesourcery.com>
745 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
747 (mips_fetch_insns): Delete in favor of...
748 (mips_load_store_insns): ...this new function.
749 * config/mips/mips.c (mips_address_insns): Add a boolean argument
750 to say whether multiword moves _might_ be split.
751 (mips_fetch_insns): Delete in favor of...
752 (mips_load_store_insns): ...this new function.
753 (mips_rtx_costs): Update the call to mips_address_insns.
754 (mips_address_cost): Likewise.
755 * config/mips/mips.md (length): Use mips_load_store_insns instead
757 * config/mips/constraints.md (R): Use mips_address_insns rather
758 than mips_fetch_insns. Assume that the move never needs to be split.
760 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
762 * config/mips/mips.opt (mhard-float, msoft-float): Make these
763 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
764 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
765 * config/mips/mips.h (mips16_hard_float): Delete.
766 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
767 definitions, and replace with....
768 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
769 * config/mips/mips.c (mips16_hard_float): Delete. Replace
770 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
771 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
772 (override_options): Replace MASK_SOFT_FLOAT references with
773 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
774 and mips16_hard_float when TARGET_MIPS16.
776 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
779 * c-typeck.c (build_binary_op): Check for non pointer types before
780 calling int_fits_type_p.
782 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
785 * fold-const.c (omit_one_operand): Return only the ommitted expression
786 if the result is an empty statement.
787 (pedantic_omit_one_operand): Likewise.
789 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
791 * c-typeck.c (readonly_error): Improve error for assignment.
793 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
795 (pp_c_expression): Ditto.
797 2007-08-09 Simon Baldwin <simonb@google.com>
799 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
800 break that was preventing simplify_associative_operation() for xor.
802 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
803 Nigel Stephens <nigel@mips.com>
805 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
806 Document change in interpretation of value from boolean to
808 * optabs.c (expand_ffs, expand_ctz): New functions to compute
809 ffs and ctz using clz.
810 (expand_unop): Call them.
811 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
813 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
814 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
815 enable the new ffs expansion on this target.
817 2007-08-09 Jan Hubicka <jh@suse.cz>
819 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
820 (expand_ternary_op): Likewise.
821 (expand_vec_shift_expr): Likewise.
822 (expand_binop_directly): Likewise.
823 (expand_binop): Likewise.
824 (sign_expand_binop): Likewise.
825 (expand_twoval_unop): Likewise.
826 (expand_twoval_binop): Likewise.
827 (expand_twoval_binop_libfunc): Likewise.
828 (widen_clz): Likewise.
829 (widen_bswap): Likewise.
830 (expand_parity): Likewise.
831 (expand_unop): Likewise.
832 (expand_abs_nojump): Likewise.
833 (expand_copysign): Likewise.
834 (emit_no_conflict_block): Likewise.
835 (emit_libcall_block): Likewise.
836 (can_compare_p): Likewise.
837 (prepare_cmp_insn): Likewise.
838 (emit_cmp_and_jump_insn_1): Likewise.
839 (prepare_float_lib_cmp): Likewise.
840 (emit_conditional_add): Likewise.
841 (gen_add2_insn): Likewise.
842 (have_add2_insn): Likewise.
843 (gen_sub2_insn): Likewise.
844 (have_sub2_insn): Likewise.
845 (can_extend_p): Likewise.
846 (can_fix_p): Likewise.
847 (can_float_p): Likewise.
848 (expand_float): Likewise.
849 (expand_fix): Likewise.
850 (expand_sfix_optab): Likewise.
851 (new_optab): Likewise.
852 (new_convert_optab): Likewise.
853 (init_libfuncs): Likewise.
854 (init_interclass_conv_libfuncs): Likewise.
855 (init_intraclass_conv_libfuncs): Likewise.
856 (set_conv_libfunc): Likewise.
857 (init_optabs): Likewise.
858 (debug_optab_libfuncs): Likewise.
859 (gen_cond_trap): Likewise.
860 * optabs.h (optab_handler, convert_optab_hanlder): New.
861 * genopinit.c: Update optabs generation table.
862 * reload.c (find_reloads_address_1): Use optabs accestors.
863 * builtins.c (expand_builtin_mathfn): Likewise.
864 (expand_builtin_mathfn_2): Likewise.
865 (expand_builtin_mathfn_3): Likewise.
866 (expand_builtin_interclass_mathfn): Likewise.
867 (expand_builtin_sincos): Likewise.
868 (expand_builtin_cexpi): Likewise.
869 (expand_builtin_powi): Likewise.
870 (expand_builtin_strlen): Likewise.
871 * dojump.c (do_jump): Likewise.
872 * expr.c (convert_move): Likewise.
873 (move_by_pieces): Likewise.
874 (move_by_pieces_ninsns): Likewise.
875 (can_store_by_pieces): Likewise.
876 (store_by_pieces_1): Likewise.
877 (emit_move_via_integer): Likewise.
878 (emit_move_complex): Likewise.
879 (emit_move_ccmode): Likewise.
880 (emit_move_insn_1): Likewise.
881 (emit_single_push_insn): Likewise.
882 (store_constructor): Likewise.
883 (expand_expr_real_1): Likewise.
884 (do_store_flag): Likewise.
885 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
886 (enumerate_modes): Likewise.
887 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
888 (supportable_widening_operation): Likewise.
889 (supportable_narrowing_operation): Likewise.
890 * expmed.c (store_bit_field_1): Likewise.
891 (extract_bit_field_1): Likewise.
892 (expand_mult_highpart_optab): Likewise.
893 (expand_smod_pow2): Likewise.
894 (expand_divmod): Likewise.
895 (emit_store_flag): Likewise.
896 * tree-vect-patterns.c
897 (vect_pattern_recog_1): Likewise.
898 * tree-ssa-loop-prefetch.c
899 (nontemporal_store_p): Likewise.
900 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
901 (vect_create_epilog_for_reduction): Likewise.
902 (vectorizable_reduction): Likewise.
903 (vectorizable_operation): Likewise.
904 (vect_strided_store_supported): Likewise.
905 (vectorizable_store): Likewise.
906 (vect_strided_load_supported): Likewise.
907 (vectorizable_load): Likewise.
908 * combine.c (simplify_comparison): Likewise.
909 * tree-vect-generic.c
910 (type_for_widest_vector_mode): Likewise.
911 (expand_vector_operations_1): Likewise.
912 * config/spu/spu.c (spu_expand_mov): Likewise.
913 (spu_emit_vector_compare): Likewise.
914 * config/rs6000/rs6000.c
915 (rs6000_emit_vector_compare): Likewise.
916 * stmt.c (add_case_node): Likewise.
917 * reload1.c (gen_reload):
919 2007-08-09 Michael Matz <matz@suse.de>
921 * tree.h (fixed_zerop): Declare as taking a const_tree.
922 * tree.c (fixed_zerop): Take a const_tree.
924 2007-08-09 Ira Rosen <irar@il.ibm.com>
926 * tree-vect-transform.c (vectorizable_store): Remove call to
927 copy_virtual_operands() and call mark_symbols_for_renaming() for
928 the created vector store.
929 (vect_setup_realignment): Don't call copy_virtual_operands() and
930 update_vuses_to_preheader().
931 (vectorizable_load): Don't call copy_virtual_operands().
932 (update_vuses_to_preheader): Remove.
934 2007-08-08 Chao-ying Fu <fu@mips.com>
936 * tree.def (FIXED_POINT_TYPE): New type.
937 (FIXED_CST): New constant.
938 (FIXED_CONVERT_EXPR): New expr.
939 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
940 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
941 * tree.h (struct tree_base): Add saturating_flag.
942 Remove one bit of spare for saturating_flag.
943 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
944 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
945 FIXED_POINT_TYPE_P): Define.
946 (TYPE_SATURATING): Define.
947 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
948 (struct tree_fixed_cst): New.
949 (TYPE_IBIT, TYPE_FBIT): Define.
950 (tree_node): Add fixed_cst.
951 (enum tree_index): Add new enumeration values of
952 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
953 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
954 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
955 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
956 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
957 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
958 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
959 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
960 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
961 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
962 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
963 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
964 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
965 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
966 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
967 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
968 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
969 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
970 (sat_short_fract_type_node, sat_fract_type_node,
971 sat_long_fract_type_node, sat_long_long_fract_type_node,
972 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
973 sat_unsigned_long_fract_type_node,
974 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
975 fract_type_node, long_fract_type_node, long_long_fract_type_node,
976 unsigned_short_fract_type_node, unsigned_fract_type_node,
977 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
978 sat_short_accum_type_node, sat_accum_type_node,
979 sat_long_accum_type_node, sat_long_long_accum_type_node,
980 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
981 sat_unsigned_long_accum_type_node,
982 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
983 accum_type_node, long_accum_type_node, long_long_accum_type_node,
984 unsigned_short_accum_type_node, unsigned_accum_type_node,
985 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
986 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
987 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
988 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
989 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
990 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
991 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
992 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
993 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
994 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
995 sat_uda_type_node, sat_uta_type_node): New macro.
996 (make_fract_type, make_accum_type): Declare.
997 (make_signed_fract_type, make_unsigned_fract_type,
998 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
999 make_signed_accum_type, make_unsigned_accum_type,
1000 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1001 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1002 make_or_reuse_sat_signed_fract_type,
1003 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1004 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1005 make_or_reuse_sat_unsigned_accum_type): New macro.
1006 (fixed_zerop): Declare.
1007 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1008 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1009 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1010 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1011 * treestruct.def: Add TS_FIXED_CST.
1012 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1014 (tree-dump.o): Likewise.
1015 (print-tree.o): Likewise.
1016 (tree-pretty-print.o): Likewise.
1017 (fold-const.o): Likewise.
1018 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1019 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1020 (is_gimple_min_invariant): Handle FIXED_CST.
1021 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1022 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1023 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1024 (layout_type): Handle FIXED_POINT_TYPE.
1025 (make_fract_type, make_accum_type): New functions.
1026 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1027 * tree-dump.c (fixed-value.h): New include.
1028 (dump_fixed): New function.
1029 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1030 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1031 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1032 * tree-pretty-print.c (fixed-value.h): New include.
1033 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1035 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1036 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1037 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1038 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1039 for non-saturating fixed-point types.
1040 (reassociate_bb): Likewise.
1041 * emit-rtl.c (fixed-value.h): New include.
1042 (fconst0, fconst1): New array.
1043 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1044 * tree-vect-generic.c expand_vector_operation): Support
1045 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1047 (type_for_widest_vector_mode): Add one parameter for the
1049 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1051 Pass the satp parameter to type_for_mode for fixed-point types.
1052 (expand_vector_operations_1): Pass the saturating flag to
1053 type_for_widest_vector_mode.
1054 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1055 and MODE_VECTOR_UACCUM.
1056 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1057 (vectorizable_condition): Likewise.
1058 * tree.c (fixed-value.h): New include.
1059 (tree_code_size): Support FIXED_CST.
1060 (build_fixed): New function.
1061 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1062 (fixed_zerop): New function.
1063 (tree_node_structure): Support FIXED_CST.
1064 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1065 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1066 (type_hash_eq): Handle FIXED_POINT_TYPE.
1067 (simple_cst_equal): Support FIXED_CST.
1068 (iterative_hash_expr): Handle FIXED_CST.
1069 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1070 (get_narrower): Likewise.
1071 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1072 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1073 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1074 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1076 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1077 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1078 (initializer_zerop): Support FIXED_CST.
1079 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1080 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1081 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1082 (is_base_type): Handle FIXED_POINT_TYPE.
1083 (add_type_attribute): Handle FIXED_POINT_TYPE.
1084 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1085 * print-tree.c (fixed-value.h): New include.
1086 (print_node_brief): Support FIXED_CST.
1087 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1088 * c-pretty-print.c (fixed-value.h): New include.
1089 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1090 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1091 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1092 Support fixed-point types for inner items in VECTOR_TYPE.
1093 (pp_c_direct_declarator): Likewise.
1094 (pp_c_declarator): Likewise.
1095 (pp_c_fixed_constant): New function.
1096 (pp_c_constant): Handle FIXED_CST.
1097 (pp_c_primary_expression): Likewise.
1098 (pp_c_expression): Likewise.
1099 * fold-const.c (fixed-value.h): New include.
1100 (negate_expr_p): Return true for FIXED_CST.
1101 (fold_negate_expr): Support FIXED_CST.
1102 (split_tree): Support FIXED_CST.
1103 (const_binop): Support FIXED_CST.
1104 (fold_convert_const_int_from_fixed): New function to convert from
1106 (fold_convert_const_real_from_fixed): New function to convert from
1108 (fold_convert_const_fixed_from_fixed): New function to convert from
1109 fixed to another fixed.
1110 (fold_convert_const_fixed_from_int): New function to convert from
1112 (fold_convert_const_fixed_from_real): New function to convert from
1114 (fold_convert_const): Support conversions from fixed to int, from
1115 fixed to real, from fixed to fixed, from int to fixed, and from real
1117 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1118 (operand_equal_p): Support FIXED_CST.
1119 (make_range): For fixed-point modes, we need to pass the
1120 saturating flag as the 2nd parameter.
1121 (tree_swap_operands_p): Handle FIXED_CST.
1122 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1124 (fold_unary): Support FIXED_CONVERT_EXPR.
1125 (fold_binary): Handle FIXED_CST.
1126 Make sure the type is not saturating, before associating operations.
1127 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1128 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1129 (fold_negate_const): Support FIXED_CST.
1130 (fold_relational_const): Support FIXED_CST.
1131 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1132 (gimplify_expr): Handle FIXED_CST.
1133 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1134 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1135 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1136 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1137 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1138 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1139 LONG_LONG_ACCUM_TYPE_SIZE.
1140 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1141 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1142 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1143 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1144 MODE_ACCUM, and MODE_UACCUM.
1145 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1146 fixed-point types to disable reduction.
1147 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1149 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1151 * config/rs6000/x-rs6000: New file.
1152 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1153 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1154 (EXTRA_SPEC_FUNCTIONS): Define.
1155 (HAVE_LOCAL_CPU_DETECT): Define.
1156 (CC1_CPU_SPEC): Define.
1157 * config/rs6000/driver-rs6000.c: New file.
1158 * config/rs6000/aix.h (CC1_SPEC): Define.
1159 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1160 * config.host: Add x-rs6000 to host_xmake_file if host and target
1161 are rs6000 or powerpc.
1163 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1165 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1167 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1168 Sandra Loosemore <sandra@codesourcery.com>
1169 Chao-ying Fu <fu@mips.com>
1170 Nigel Stephens <nigel@mips.com>
1171 David Ung <davidu@mips.com>
1173 * doc/invoke.texi (-mcode-readable): Document.
1174 * config/mips/mips.opt (mcode-readable): New option.
1175 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1176 * config/mips/mips.h (mips_code_readable_setting): New enum.
1177 (mips_code_readable): Declare.
1178 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1179 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1180 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1181 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1182 boiler-plate comments.
1183 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1184 * config/mips/mips.c (mips_code_readable): New variable.
1185 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1186 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1187 context and -mcode-readable setting to restrict the use of
1188 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1189 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1190 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1191 (mips_blocks_for_constant_p): Only return false for
1192 TARGET_MIPS16_PCREL_LOADS.
1193 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1194 for MIPS16. Handle SYMBOL_32_HIGH.
1195 (mips_const_insns): Allow HIGHs for MIPS16 too.
1196 (mips_unspec_address_offset): New function, split out from...
1197 (mips_unspec_address): ...here.
1198 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1199 16-bit symbolic constants. Assert approropiate conditions for
1200 using the "la" and "dla" macros.
1201 (mips_handle_option): Handle -mcode-readable=.
1202 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1203 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1204 (mips_strip_unspec_address): New function, split out from...
1205 (print_operand_reloc): ...here.
1206 (print_operand): Pass constants through mips_strip_unspec_address.
1207 (print_operand_address): Likewise.
1208 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1209 (mips_select_rtx_section): Remove MIPS16 handling.
1210 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1211 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1212 (mips16_lay_out_constants): Do nothing unless
1213 TARGET_MIPS16_PCREL_LOADS.
1214 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1215 * config/mips/mips.md: Split HIGHs for MIPS16.
1216 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1218 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1220 * config/mips/mips-protos.h (mips_emit_move): Declare.
1221 * config/mips/mips.c (mips_emit_move): New function.
1222 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1223 (mips_legitimize_const_move): Likewise.
1224 (mips_legitimize_move): Likewise.
1225 (mips_split_64bit_move): Likewise.
1226 (mips_restore_gp): Likewise.
1227 (mips_load_call_address): Likewise.
1228 (mips_emit_fcc_reload): Likewise.
1229 (mips_set_return_address): Likewise.
1230 (mips_block_move_straight): Likewise.
1231 (mips_block_move_loop): Likewise.
1232 (mips_setup_incoming_varargs): Likewise.
1233 (mips_save_reg): Likewise.
1234 (mips_expand_prologue): Likewise.
1235 (mips_restore_reg): Likewise.
1236 (mips_expand_epilogue): Likewise.
1237 (mips_output_mi_thunk): Likewise.
1238 (build_mips16_call_stub): Likewise.
1239 (mips_builtin_branch_and_move): Likewise.
1240 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1241 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1242 (fixuns_truncdfdi2): Likewise.
1243 (fixuns_truncsfsi2): Likewise.
1244 (fixuns_truncsfdi2): Likewise.
1245 (loadgp_absolute): Likewise.
1246 (builtin_setjmp_setup): Likewise.
1247 (builtin_longjmp): Likewise.
1248 (untyped_call): Likewise.
1250 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1252 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1253 an "rtx *" argument. Return a bool.
1254 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1255 values and return true if they can be split. Take the same kind of
1256 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1257 and store the lo_sum there if nonnull. Use the symbol type to
1258 determine whether a $gp or HIGH is needed.
1259 (mips_legitimize_address): Update call to mips_split_symbol and
1260 simplify accordingly.
1261 (mips_legitimize_const_move): Likewise.
1262 * config/mips/mips.md: In the combine define_split,
1263 check mips_split_symbol instead of splittable_symbolic_operand.
1264 Update use of mips_split_symbol in the generator code.
1265 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1267 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1269 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1270 (mips_symbol_insns_1): New function, split out from...
1271 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1272 and stores separately from load addresses.
1273 (mips_classify_address): Replace uses of mips_symbolic_address_p
1274 with uses of mips_symbol_insns.
1275 (mips_address_insns): Update calls to mips_symbol_insns.
1276 (mips_const_insns): Likewise.
1277 (mips_legitimize_address): Likewise.
1279 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1281 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1282 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1283 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1284 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1285 non-call contexts if TARGET_MIPS16.
1286 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1287 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1288 code for SYMBOL_ABSOLUTE.
1289 (mips_symbol_insns): Likewise.
1291 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1293 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1294 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1295 (mips_symbolic_constant_p): Likewise. Update the call to
1296 mips_classify_symbol.
1297 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1298 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1299 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1300 (print_operand_reloc): Add a context argument. Update the call to
1301 mips_symbolic_constant_p.
1302 (print_operand): Update the calls to print_operand_reloc.
1303 (print_operand_address): Use print_operand_reloc rather than
1305 (mips_rewrite_small_data_p): Add a context argument. Update the call
1306 to mips_symbolic_constant_p.
1307 (mips_small_data_pattern_1): Make DATA the containing mem.
1308 Update the call to mips_rewrite_small_data_p.
1309 (mips_rewrite_small_data_1): Likewise.
1310 (mips_use_anchors_for_symbol_p): Update the call to
1311 mips_symbolic_constant_p.
1312 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1313 (splittable_symbolic_operand): Likewise.
1314 (move_operand): Likewise.
1315 (absolute_symbolic_operand): Likewise.
1316 (got_disp_operand): Likewise.
1317 (got_page_ofst_operand): Likewise.
1319 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1321 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1322 (SYMBOL_ABSOLUTE): ...this.
1323 (SYMBOL_SMALL_DATA): Rename to...
1324 (SYMBOL_GP_RELATIVE): ...this.
1325 (SYMBOL_CONSTANT_POOL): Rename to...
1326 (SYMBOL_PC_RELATIVE): ...this.
1327 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1328 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1329 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1330 after above changes.
1331 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1332 (general_symbolic_operand): Rename to...
1333 (absolute_symbolic_operand): ...this.
1334 * config/mips/mips.md: Update after above changes.
1336 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1337 Revital Eres <eres@il.ibm.com>
1339 * ddg.c (print_ddg): Add dump information.
1340 * modulo-sched.c (print_node_sched_params): Add parameter and
1342 (calculate_maxii): Remove function.
1343 (undo_generate_reg_moves): Likewise.
1344 (undo_permute_partial_schedule): Likewise.
1345 (kernel_number_of_cycles): Likewise.
1346 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1347 (sms_schedule): Use it. Remove profitability checks.
1348 (sms_schedule_by_order): Fix order of nodes within the cycle.
1350 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1352 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1353 -profile option, add pie support.
1354 (ENDFILE_SPEC): New spec.
1355 * config/gnu.h (LIB_SPEC): Add -profile option.
1357 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1359 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1360 * config/gnu.h (LIB_SPEC): Likewise.
1362 2007-08-07 Yaz Saito <saito@google.com>
1363 Ian Lance Taylor <iant@google.com>
1365 * common.opt (finstrument-functions-exclude-function-list): New
1367 (finstrument-functions-exclude-file-list): New option.
1368 * opts.c (char_p): Define and DEF_VEC.
1369 (flag_instrument_functions_exclude_functions): New static
1371 (flag_instrument_functions_exclude_files): New static variable.
1372 (add_instrument_functions_exclude_list): New static function.
1373 (flag_instrument_functions_exclude_p): New function.
1374 (common_handle_option): Handle new options.
1375 * flags.h (flag_instrument_functions_exclude_p): Declare.
1376 * gimplify.c (gimplify_function_tree): Call
1377 flag_instrument_functions_exclude_p.
1378 * doc/invoke.texi (Option Summary): Mention new options.
1379 (Code Gen Options): Document new options.
1381 2007-08-07 Ian Lance Taylor <iant@google.com>
1383 PR rtl-optimization/32776
1384 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1385 (resolve_use): Likewise.
1386 (decompose_multiword_subregs): Remove "changed" local variable.
1388 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1390 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1391 * configure: Regenerate.
1392 * config.in: Regenerate.
1393 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1396 2007-08-07 Ian Lance Taylor <iant@google.com>
1398 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1399 note, just delete the insn.
1401 2007-08-07 Andreas Schwab <schwab@suse.de>
1404 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1407 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1409 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1410 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1411 (decompose_multiword_subregs): Use the functions above to decompose
1412 multiword shifts and zero-extends.
1414 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1416 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1417 "assemble" descriptions which were swapped.
1419 2007-08-06 Chao-ying Fu <fu@mips.com>
1421 * fixed-value.h: New file.
1422 * fixed-value.c: New file.
1423 * Makefile.in (OBJS-common): Add fixed-value.o.
1424 (fixed-value.o): New rule.
1425 (GTFILES): Add fixed-value.h.
1426 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1427 to compare a.low and b.low.
1428 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1430 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1431 Daniel Jacobowitz <dan@codesourcery.com>
1434 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1436 (x86_64-*-netbsd*): Likewise.
1437 (x86_64-*-linux*): Likewise.
1438 (x86_64-*-kfreebsd*-gnu): Likewise.
1439 (x86_64-*-knetbsd*-gnu): Likewise.
1440 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1442 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1444 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1445 Add -fno-asynchronous-unwind-tables.
1447 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1448 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1449 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1450 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1451 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1453 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1455 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1456 (TARGET_C_MODE_FOR_SUFFIX): New.
1458 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1460 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1462 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1464 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1466 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1469 before checking function returns in conditional expressions.
1471 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1474 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1476 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1479 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1480 for INTEGRAL_TYPE_P.
1482 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1484 * configure.ac: Remove --enable-checking=df from default settings.
1485 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1486 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1487 if the parameter is true.
1488 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1489 DF_VERIFY_SCHEDULED flag is true.
1490 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1491 (df_finish_pass): Adjust prototype.
1492 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1495 * see.c (pass_see): Add TODO_df_verify.
1496 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1497 * global.c (rest_of_handle_global_alloc): Schedule verification
1499 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1501 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1502 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1503 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1505 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1506 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1507 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1509 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1510 Revital Eres <eres@il.ibm.com>
1512 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1514 * ddg.c (create_ddg_dependence): Rename to...
1515 (create_ddg_dep_from_intra_loop_link): This. Do not check
1516 for interloop edges. Do not create anti dependence edge when
1517 a true dependence edge exists in the opposite direction and
1518 -fmodulo-sched-allow-regmoves is set.
1519 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1520 (add_cross_iteration_register_deps): Create anti dependence edge
1521 when -fno-modulo-sched-allow-regmoves is set.
1522 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1524 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1526 * config/arm/arm.md (movsi): Add braces.
1528 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1531 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1532 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1534 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1536 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1538 * cfgloopmanip.c (remove_path, create_preheaders,
1539 force_single_succ_latches, fix_loop_structure): Ditto.
1540 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1541 tree_duplicate_loop_to_header_edge): Ditto.
1542 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1543 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1545 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1546 cleanup_tree_cfg): Ditto.
1547 * tree-cfg.c (tree_merge_blocks): Ditto.
1548 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1549 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1550 loop_preheader_edge, single_exit): Ditto.
1551 (flow_loops_find): Do not clear loops->state.
1552 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1553 loops_state_clear): New functions.
1555 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1558 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1559 when adding to the base and convert ELT to sizetype instead of type.
1561 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1564 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1565 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1567 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1570 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1571 correct type the negate expression.
1573 2007-08-03 Jan Hubicka <jh@suse.cz>
1575 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1578 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1580 * config/rs6000/rs6000.c (struct processor_cost): Change
1581 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1582 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1584 (rios1_costs, rios2_cost): Correct cache line size.
1585 (rs6000_override_options): Set l2-cache-size parameter.
1587 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1588 Diego Novillo <dnovillo@google.com>
1591 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1592 if the range includes 0.
1594 2007-08-03 Ben Elliston <bje@au.ibm.com>
1596 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1597 mode to unspec expressions to silence a warning from the generator
1600 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1602 * config/ia64/constraints.md ("U"): Make constraint vector only.
1604 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1607 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1608 always_inline attribute on the function decl.
1610 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1613 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1614 if we are compiling with -fPIC.
1616 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1617 Nigel Stephens <nigel@mips.com>
1619 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1620 Define for MIPS32 and MIPS64.
1622 2007-08-02 Nick Clifton <nickc@redhat.com>
1624 * config/host-hpux.c: Change copyright header to refer to version
1625 3 of the GNU General Public License and to point readers at the
1626 COPYING3 file and the FSF's license web page.
1627 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1628 config/alpha/linux.h, config/alpha/alpha.opt,
1629 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1630 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1631 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1632 config/alpha/alpha.h, config/alpha/sync.md,
1633 config/alpha/openbsd.h, config/alpha/alpha.md,
1634 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1635 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1636 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1637 config/alpha/constraints.md, config/alpha/osf.h,
1638 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1639 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1640 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1641 config/frv/frv-asm.h, config/frv/frv-protos.h,
1642 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1643 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1644 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1645 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1646 config/s390/s390.opt, config/s390/s390-modes.def,
1647 config/s390/fixdfdi.h, config/s390/constraints.md,
1648 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1649 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1650 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1651 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1652 config/m32c/prologue.md, config/m32c/m32c.abi,
1653 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1654 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1655 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1656 config/m32c/jump.md, config/m32c/shift.md,
1657 config/m32c/m32c-protos.h, config/libgloss.h,
1658 config/spu/spu-protos.h, config/spu/predicates.md,
1659 config/spu/spu-builtins.h, config/spu/spu.c,
1660 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1661 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1662 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1663 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1664 config/sparc/hypersparc.md, config/sparc/predicates.md,
1665 config/sparc/linux.h, config/sparc/sp64-elf.h,
1666 config/sparc/supersparc.md, config/sparc/cypress.md,
1667 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1668 config/sparc/niagara.md, config/sparc/sparc.md,
1669 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1670 config/sparc/sparc.opt, config/sparc/sync.md,
1671 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1672 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1673 config/sparc/sparc.c, config/sparc/little-endian.opt,
1674 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1675 config/sparc/linux64.h, config/sparc/freebsd.h,
1676 config/sparc/sol2.h, config/sparc/rtemself.h,
1677 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1678 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1679 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1680 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1681 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1682 config/m32r/linux.h, config/m32r/constraints.md,
1683 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1684 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1685 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1686 config/i386/i386.md, config/i386/netware-crt0.c,
1687 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1688 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1689 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1690 config/i386/sol2.h, config/i386/constraints.md,
1691 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1692 config/i386/predicates.md, config/i386/geode.md,
1693 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1694 config/i386/freebsd64.h, config/i386/vxworksae.h,
1695 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1696 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1697 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1698 config/i386/netware.h, config/i386/i386-modes.def,
1699 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1700 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1701 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1702 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1703 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1704 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1705 config/i386/xm-mingw32.h, config/i386/linux64.h,
1706 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1707 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1708 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1709 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1710 config/i386/cygwin2.c, config/i386/i386-protos.h,
1711 config/i386/sync.md, config/i386/openbsd.h,
1712 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1713 config/i386/nto.h, config/i386/biarch64.h,
1714 config/i386/i386-coff.h, config/i386/freebsd.h,
1715 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1716 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1717 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1718 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1719 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1720 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1721 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1722 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1723 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1724 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1725 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1726 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1727 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1728 config/sh/superh64.h, config/sh/rtemself.h,
1729 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1730 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1731 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1732 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1733 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1734 config/avr/predicates.md, config/avr/constraints.md,
1735 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1736 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1737 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1738 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1739 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1740 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1741 config/c4x/predicates.md, config/c4x/c4x.h,
1742 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1743 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1744 config/xtensa/linux.h, config/xtensa/xtensa.h,
1745 config/xtensa/elf.h, config/xtensa/xtensa.md,
1746 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1747 config/xtensa/xtensa-protos.h, config/dbx.h,
1748 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1749 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1750 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1751 config/host-solaris.c, config/fr30/fr30.h,
1752 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1753 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1754 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1755 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1756 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1757 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1758 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1759 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1760 config/cris/predicates.md, config/cris/linux.h,
1761 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1762 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1763 config/cris/aout.opt, config/cris/cris-protos.h,
1764 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1765 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1766 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1767 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1768 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1769 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1770 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1771 config/chorus.h, config/mn10300/mn10300.c,
1772 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1773 config/mn10300/mn10300.h, config/mn10300/linux.h,
1774 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1775 config/mn10300/mn10300.md, config/ia64/predicates.md,
1776 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1777 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1778 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1779 config/ia64/freebsd.h, config/ia64/ia64.md,
1780 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1781 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1782 config/gofast.h, config/rtems.h, config/sol2-10.h,
1783 config/m68k/predicates.md, config/m68k/m68k.md,
1784 config/m68k/linux.h, config/m68k/m68k-modes.def,
1785 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1786 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1787 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1788 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1789 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1790 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1791 config/m68k/constraints.md, config/m68k/rtemself.h,
1792 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1793 config/m68k/uclinux.h, config/rs6000/power4.md,
1794 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1795 config/rs6000/linux.h, config/rs6000/eabi.h,
1796 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1797 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1798 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1799 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1800 config/rs6000/windiss.h, config/rs6000/603.md,
1801 config/rs6000/aix41.h, config/rs6000/cell.md,
1802 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1803 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1804 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1805 config/rs6000/default64.h, config/rs6000/7xx.md,
1806 config/rs6000/darwin.opt, config/rs6000/spe.md,
1807 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1808 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1809 config/rs6000/7450.md, config/rs6000/linux64.h,
1810 config/rs6000/constraints.md, config/rs6000/440.md,
1811 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1812 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1813 config/rs6000/rs6000.h, config/rs6000/power6.md,
1814 config/rs6000/predicates.md, config/rs6000/altivec.md,
1815 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1816 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1817 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1818 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1819 config/rs6000/linux64.opt, config/rs6000/sync.md,
1820 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1821 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1822 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1823 config/rs6000/eabispe.h, config/rs6000/e500.h,
1824 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1825 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1826 config/rs6000/aix.h, config/rs6000/vxworks.h,
1827 config/rs6000/40x.md, config/rs6000/aix51.h,
1828 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1829 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1830 config/arc/arc.h, config/mcore/mcore-elf.h,
1831 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1832 config/mcore/mcore.md, config/mcore/mcore.c,
1833 config/mcore/mcore.opt, config/mcore/mcore.h,
1834 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1835 config/score/predicates.md, config/score/score-version.h,
1836 config/score/score-protos.h, config/score/misc.md,
1837 config/score/elf.h, config/score/score.c, config/score/mac.md,
1838 config/score/score7.md, config/score/score.h,
1839 config/score/score-conv.h, config/score/score-mdaux.c,
1840 config/score/score.md, config/score/score.opt,
1841 config/score/score-modes.def, config/score/score-mdaux.h,
1842 config/score/mul-div.S, config/arm/uclinux-elf.h,
1843 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1844 config/arm/symbian.h, config/arm/linux-elf.h,
1845 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1846 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1847 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1848 config/arm/strongarm-pe.h, config/arm/arm.h,
1849 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1850 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1851 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1852 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1853 config/arm/arm-cores.def, config/arm/arm-protos.h,
1854 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1855 config/arm/wince-pe.h, config/arm/neon.md,
1856 config/arm/constraints.md, config/arm/neon.ml,
1857 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1858 config/arm/arm.opt, config/arm/arm926ejs.md,
1859 config/arm/predicates.md, config/arm/iwmmxt.md,
1860 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1861 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1862 config/arm/neon-testgen.ml, config/arm/arm.md,
1863 config/arm/xscale-coff.h, config/arm/pe.c,
1864 config/arm/arm-generic.md, config/arm/pe.h,
1865 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1866 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1867 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1868 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1869 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1870 config/pa/predicates.md, config/pa/pa64-hpux.h,
1871 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1872 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1873 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1874 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1875 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1876 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1877 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1878 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1879 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1880 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1881 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1882 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1883 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1884 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1885 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1886 config/mips/linux64.h, config/mips/elforion.h,
1887 config/mips/constraints.md, config/mips/generic.md,
1888 config/mips/predicates.md, config/mips/4300.md,
1889 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1890 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1891 config/mips/5k.md, config/mips/vr4120-div.S,
1892 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1893 config/mips/mips-protos.h, config/mips/6000.md,
1894 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1895 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1896 config/mips/mips-modes.def, config/mips/vr.h,
1897 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1898 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1899 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1900 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1901 config/vax/openbsd1.h, config/vax/netbsd.h,
1902 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1903 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1904 config/h8300/rtems.h, config/h8300/predicates.md,
1905 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1906 config/h8300/h8300.md, config/h8300/h8300.opt,
1907 config/h8300/coff.h, config/h8300/h8300-protos.h,
1908 config/v850/v850.md, config/v850/predicates.md,
1909 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1910 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1911 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1912 config/mmix/mmix.h, config/mmix/predicates.md,
1913 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1914 config/mmix/mmix.c, config/mmix/mmix.opt,
1915 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1916 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1917 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1918 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1921 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1923 * emit-rtl.c (reset_used_decls): Rename to...
1924 (set_used_decls): ...this. Set the used flag rather than clearing it.
1925 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1926 DECL_RTLs rather than resetting them.
1928 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1930 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1932 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1934 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1935 argument to find_reloads_address.
1937 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1939 PR tree-optimization/32919
1940 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1941 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1942 (coalesce_ssa_name): Call it.
1944 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1945 David Ung <davidu@mips.com>
1947 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1948 (__mips16_unorddf2, __mips16_floatunsidf): New.
1949 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1951 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1953 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1955 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1956 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1957 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1958 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1959 * omp-low.c (get_ws_args_for, determine_parallel_type,
1960 expand_omp_for_generic, expand_omp_for_static_nochunk,
1961 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1962 Work with more precise CFG.
1963 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1964 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1966 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1967 * gimple-low.c (lower_stmt): Ditto.
1968 * tree-inline.c (estimate_num_insns_1): Ditto.
1969 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1970 (OMP_SECTIONS_SWITCH): New.
1971 * tree-cfgcleanup.c (cleanup_omp_return): New.
1972 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1973 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1974 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1975 (tree_redirect_edge_and_branch): Handle omp constructs.
1977 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1978 with three arguments.
1980 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1982 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1985 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1987 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1988 the loop structures may need fixing.
1989 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1991 (cleanup_tree_cfg_loop): Removed.
1992 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1993 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1994 instead of running cleanup_tree_cfg_loop.
1995 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1996 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1997 (tree_predictive_commoning): Declaration changed.
1998 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2000 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2002 * doc/invoke.texi (l1-cache-size): Update documentation.
2003 (l2-cache-size): Document.
2004 * params.h (L2_CACHE_SIZE): New macro.
2005 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2006 that L1_CACHE_SIZE is in kB now.
2007 (L2_CACHE_SIZE_BYTES): New macro.
2008 (tree_ssa_prefetch_arrays): Show size in kB.
2009 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2010 and l2_cache_size fields.
2011 * config/i386/driver-i386.c (describe_cache): Detect cache size
2013 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2014 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2015 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2016 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2017 (override_options): Set l1-cache-size and l2-cache-size to default
2018 values if not specified otherwise.
2019 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2020 (PARAM_L2_CACHE_SIZE): New.
2022 2007-08-01 Nigel Stephens <nigel@mips.com>
2023 David Ung <davidu@mips.com>
2024 Thiemo Seufer <ths@mips.com>
2025 Chris Dearman <chris@mips.com>
2026 Richard Sandiford <richard@codesourcery.com>
2028 * config.gcc (mips*-sde-elf*): New stanza.
2029 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2030 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2031 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2032 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2033 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2034 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2036 * config/mips/sde.h: New file.
2037 * config/mips/t-libgcc-mips16: Likewise.
2038 * config/mips/t-sde: Likewise.
2039 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2040 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2041 _MIPS_FPSET and _MIPS_SZINT.
2042 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2043 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2044 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2045 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2046 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2047 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2048 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2049 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2050 _MIPS_SZPTR and _MIPS_FPSET.
2051 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2052 architecture is specified.
2053 (MIPS_32BIT_OPTION_SPEC): New macro.
2055 2007-07-31 Dan Hipschman <dsh@google.com>
2057 * gcc.c (end_going_arg): New function.
2058 (do_spec_2): Use it.
2059 (do_spec_1): Use it.
2061 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2063 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2064 only if ENABLE_CHECKING is defined.
2066 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2068 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2069 df_ru_add_problem, df_ru_get_bb_info): Removed.
2070 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2071 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2072 df_ru_free_bb_info, df_ru_alloc,
2073 df_ru_bb_local_compute_process_def,
2074 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2075 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2076 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2077 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2078 df_ru_add_problem): Removed.
2080 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2083 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2084 (casesi32p, casesi64p): Likewise.
2085 (casesi): Adjust for above.
2087 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2089 * mode-switching.c (create_pre_exit): Don't search past calls.
2091 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2093 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2095 2007-07-31 Revital Eres <eres@il.ibm.com>
2097 * ddg.c (add_deps_for_def): Rename to...
2098 (add_cross_iteration_register_deps): This. Change implementation
2099 to use only reaching def and def-use chains to construct the
2100 inter loop dependencies.
2101 (add_deps_for_use): Remove function.
2102 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2103 function to build the inter loop dependencies.
2104 * modulo-sched.c (sms_schedule): Build only
2105 reaching def and def-use chains for the propose of the ddg
2108 2007-07-31 Julian Brown <julian@codesourcery.com>
2110 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2111 New define_insns. Use correct RTL.
2112 (vec_set<mode>): Write as expander.
2114 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2116 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2117 to an unallocated space.
2119 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2122 (split_constant_offset): Enable split_constant_offset to extract
2123 constants from other statements.
2124 * tree-vect-transform.c
2125 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2126 to a temp var. Force base_offset to be simple.
2128 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2130 * df-scan.c (df_scan_verify): Remove artificial limit on
2131 the number of blocks for verification.
2132 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2133 df_simulate_defs): Avoid unnecessary insn checking for defs.
2135 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2137 * config/m68k/lb1sf68.asm (FUNC): New macro.
2139 (__udivsi3): Likewise.
2140 (__divsi3): Likewise.
2141 (__umodsi3): Likewise.
2142 (__modsi3): Likewise.
2143 (__subdf3): Likewise.
2144 (__adddf3): Likewise.
2145 (__muldf3): Likewise.
2146 (__divdf3): Likewise.
2147 (__negdf2): Likewise.
2148 (__cmpdf2): Likewise.
2149 (__subsf3): Likewise.
2150 (__addsf3): Likewise.
2151 (__mulsf3): Likewise.
2152 (__divsf3): Likewise.
2153 (__negsf2): Likewise.
2154 (__cmpsf2): Likewise.
2155 (__eqdf2): Likewise.
2156 (__nedf2): Likewise.
2157 (__gtdf2): Likewise.
2158 (__gedf2): Likewise.
2159 (__ltdf2): Likewise.
2160 (__ledf2): Likewise.
2161 (__eqsf2): Likewise.
2162 (__nesf2): Likewise.
2163 (__gtsf2): Likewise.
2164 (__gesf2): Likewise.
2165 (__ltsf2): Likewise.
2166 (__lesf2): Likewise.
2168 2007-07-30 Ollie Wild <aaw@google.com>
2170 * c-ppoutput.c (print_lines_directives_only): New function.
2171 (scan_translation_unit_directives_only): New function.
2172 (preprocess_file): Add call to scan_translation_unit_directives_only.
2173 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2174 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2175 -fdirectives-only. Add errors for -fdirectives-only conflict with
2176 -Wunused-macros and -traditional.
2177 (finish_options): Add builtin macro initialization for
2178 -fdirectives-only + -fpreprocessed.
2179 * c.opt (fdirectives-only): New.
2180 * doc/cppopts.texi (fdirectives-only): New.
2182 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2184 * alias.c (record_set, memory_modified_1): Constify.
2185 * bt-load.c (note_btr_set): Likewise.
2186 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2187 * combine.c (set_nonzero_bits_and_sign_copies,
2188 expand_field_assignment, record_dead_and_set_regs_1,
2189 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2190 likely_spilled_retval_1): Likewise.
2191 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2192 frv_io_handle_set): Likewise.
2193 * config/mips/mips.c (mips_sim_record_set,
2194 vr4130_true_reg_dependence_p_1): Likewise.
2195 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2196 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2197 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2198 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2199 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2200 * ddg.c (mark_mem_store): Likewise.
2201 * df-problems.c (df_urec_mark_reg_change): Likewise.
2202 * function.c (update_epilogue_consts): Likewise.
2203 * gcse.c (record_set_info, record_last_set_info,
2204 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2205 reg_clear_last_set): Likewise.
2206 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2208 * jump.c (reversed_comparison_code_parts): Likewise.
2209 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2210 reg_is_set): Likewise.
2211 * loop-iv.c (mark_altered): Likewise.
2212 * mode-switching.c (reg_becomes_live): Likewise.
2213 * optabs.c (no_conflict_move_test): Likewise.
2214 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2216 * postreload.c (reload_combine_note_store, move2add_note_store):
2218 * regmove.c (flags_set_1): Likewise.
2219 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2221 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2223 * resource.c (update_live_status): Likewise.
2224 * rtl.h (set_of, note_stores): Likewise.
2225 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2226 note_stores, parms_set): Likewise.
2227 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2228 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2230 * var-tracking.c (count_stores, add_stores): Likewise.
2232 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2234 * alias.c (mems_in_disjoint_alias_sets_p,
2235 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2236 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2237 write_dependence_p, mems_in_disjoint_alias_sets_p,
2238 read_dependence, true_dependence, canon_true_dependence,
2239 anti_dependence, output_dependence): Constify.
2240 * combine.c (extended_count): Likewise.
2241 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2242 * cselib.c (get_value_hash, references_value_p,
2243 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2244 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2245 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2246 * function.c (contains, prologue_epilogue_contains,
2247 sibcall_epilogue_contains): Likewise.
2248 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2249 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2250 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2251 reg_or_subregno): Likewise.
2252 * recog.c (asm_noperands): Likewise.
2253 * reload1.c (function_invariant_p): Likewise.
2254 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2255 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2256 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2257 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2258 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2259 extended_count, prologue_epilogue_contains,
2260 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2261 canon_true_dependence, read_dependence, anti_dependence,
2262 output_dependence): Likewise.
2263 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2265 2007-07-30 Julian Brown <julian@codesourcery.com>
2267 * config/arm/neon.md (V_ext): New mode attribute.
2268 (neon_vget_lane<mode>): Replace with define_expand.
2269 (neon_vget_lane<mode>_sext_internal)
2270 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2271 and quad precision vectors.
2272 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2273 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2274 have typeless 32-bit result.
2276 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2279 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2281 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2282 use sizetype for rest.
2283 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2284 (aff_combination_convert): Don't convert rest for pointer types.
2286 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2288 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2290 * tree-ssa-alias.c: Add alloc-pool.h.
2291 (init_alias_info): Free alias_bitmap_obstack.
2292 (delete_alias_info): Call delete_mem_ref_stats.
2293 (get_mem_sym_stats_for): Use alloc_pool.
2294 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2295 (delete_mem_sym_stats): Removed.
2297 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2299 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2300 functions cannot be represented as classical distance vectors.
2302 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2305 * builtins.c (validate_arg, builtin_mathfn_code,
2306 validate_arglist): Likewise.
2307 * calls.c (call_expr_flags): Likewise.
2308 * combine.c (reg_nonzero_bits_for_combine,
2309 reg_num_sign_bit_copies_for_combine, get_last_value,
2310 reg_truncated_to_mode): Likewise.
2311 * emit-rtl.c (subreg_lowpart_p): Likewise.
2312 * expr.c (highest_pow2_factor_for_target,
2313 categorize_ctor_elements_1, categorize_ctor_elements,
2314 count_type_elements, contains_packed_reference,
2315 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2316 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2317 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2318 native_encode_int, native_encode_real, native_encode_complex,
2319 native_encode_vector, native_encode_expr, native_interpret_int,
2320 native_interpret_real, native_interpret_complex,
2321 native_interpret_vector, native_interpret_expr): Likewise.
2322 * function.c (use_register_for_decl): Likewise.
2323 * gimplify.c (get_name): Likewise.
2324 * langhooks-def.h (lhd_return_null_const_tree): New.
2325 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2326 * langhooks.c (lhd_return_null_const_tree): New.
2327 * langhooks.h (lang_get_callee_fndecl): Constify.
2328 * output.h (constructor_static_from_elts_p): Likewise.
2329 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2330 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2331 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2332 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2333 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2334 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2335 * rtlhooks-def.h (reg_nonzero_bits_general,
2336 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2338 * rtlhooks.c (reg_num_sign_bit_copies_general,
2339 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2341 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2342 * stor-layout.c (mode_for_size_tree): Likewise.
2343 * tree-ssa-loop-im.c (memref_eq): Likewise.
2344 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2345 * tree.c (contains_placeholder_p, type_list_equal,
2346 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2348 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2349 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2350 contains_placeholder_p, contains_packed_reference,
2351 get_callee_fndecl, operand_equal_for_phi_arg_p,
2352 warn_if_unused_value, is_body_block, native_encode_expr,
2353 native_interpret_expr, fold_convertible_p, operand_equal_p,
2354 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2355 validate_arglist, simple_cst_equal, type_list_equal,
2356 use_register_for_decl, call_expr_flags, get_name,
2357 highest_pow2_factor): Likewise.
2358 (const_call_expr_arg_iterator_d,
2359 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2360 first_const_call_expr_arg, more_const_call_expr_args_p,
2361 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2362 * varasm.c (constructor_static_from_elts_p): Constify.
2364 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2366 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2367 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2368 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2369 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2370 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2371 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2372 spelling conventions.
2373 * doc/invoke.texi: Follow spelling conventions.
2375 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2376 Revital Eres <eres@il.ibm.com>
2378 * modulo-sched.c (sms_schedule): Avoid loops which includes
2379 auto-increment instructions.
2381 2007-07-28 Richard Guenther <rguenther@suse.de>
2384 * fold-const.c (fold_cond_expr_with_comparison): Convert
2385 operand zero of MIN/MAX_EXPR to correct type.
2387 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2389 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2390 flags_from_decl_or_type): Constify.
2391 * gcc.c (do_spec_1): Likewise.
2392 * print-tree.c (dump_addr, print_node_brief): Likewise.
2393 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2394 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2395 tree_purge_all_dead_eh_edges): Likewise.
2396 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2397 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2399 * tree.c (expr_location, expr_has_location, expr_locus,
2400 expr_filename, expr_lineno, get_inner_array_type,
2401 fields_compatible_p): Likewise.
2402 * tree.h (get_inner_array_type, fields_compatible_p,
2403 expr_location, expr_has_location, expr_locus, expr_filename,
2404 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2405 setjmp_call_p, alloca_call_p): Likewise.
2407 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2409 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2410 TV_FLOW_INSENSITIVE.
2412 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2414 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2415 (compute_flow_insensitive_aliasing): Ditto for
2416 TV_FLOW_INSENSITIVE.
2418 2007-07-27 Jan Hubicka <jh@suse.cz>
2420 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2423 * attribs.c: Include hashtab.h
2424 (attribute_hash): New.
2425 (substring): New structure.
2426 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2428 (init_attributes): Initialize attribute hash.
2429 (decl_attributes): Use attribute hash.
2430 * Makefile.in (attribs.c): Depend on hashtab.h.
2432 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2434 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2436 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2438 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2439 __mips_dspr2 and __mips_dsp_rev macros.
2440 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2442 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2444 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2446 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2450 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2451 and the updating of the live and do_not_gen sets.
2452 (df_note_bb_compute): Added updating of live and do_not_gen sets
2453 for regular defs so that the case of clobber inside conditional
2454 call is processed correctly.
2456 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2458 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2459 operands with compatible type.
2461 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2463 * expr.h (store_bit_field): Don't return a value.
2464 * expmed.c (check_predicate_volatile_ok): New function.
2465 (store_bit_field_1): New function, extracted from store_bit_field.
2466 Take a fallback_p argument and return true if the operation succeeded.
2467 Only use store_fixed_bit_field if fallback_p. Don't recompute
2468 mode_for_extraction; use op_mode instead. Try forcing memories
2469 into registers if the insv expander fails.
2470 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2471 Don't return a value.
2472 (convert_extracted_bit_field): New function, extracted from
2474 (extract_bit_field_1): Likewise. Take a fallback_p argument
2475 and return NULL if the operation succeeded. Only use
2476 extract_fixed_bit_field if fallback_p. Only calculate one
2477 extraction mode. Combine code for extv and extzv. Try forcing
2478 memories into registers if the ext(z)v expander fails.
2479 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2481 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2483 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2485 (df_ref): Likewise. Put regno with other integer fields.
2487 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2489 * df.h (df_mw_hardreg): Remove "loc" field.
2490 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2492 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2493 split out from df_set_unused_notes_for_mw. Return false for
2494 partial references. Assert that mw_reg is a REG when returning true.
2495 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2496 (df_whole_mw_reg_dead_p): New function, split out from
2497 df_set_dead_notes_for_mw. Return false for partial references.
2498 Assert that mw_reg is a REG when returning true.
2499 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2500 Remove redundant bitmap check.
2502 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2504 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2505 ($(T)crtend.o): Likwise.
2506 ($(T)crtbeginS.o): Likwise.
2507 ($(T)crtendS.o): Likwise.
2508 ($(T)crtfastmath.o): Likwise.
2510 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2512 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2513 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2514 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2515 and x_n_bbs_in_dom_tree fields.
2517 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2519 PR tree-optimization/32087
2520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2521 Do not call scale_bbs_frequencies_int with prob of zero.
2523 2007-07-26 Julian Brown <julian@codesourcery.com>
2525 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2526 (neon_element_bits): Add prototypes.
2527 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2528 (neon_const_bounds, neon_element_bits): New functions.
2529 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2530 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2531 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2532 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2533 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2534 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2535 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2536 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2537 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2538 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2539 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2540 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2541 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2543 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2545 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2546 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2548 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2549 Julian Brown <julian@codesourcery.com>
2551 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2552 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2553 * config/arm/cortex-a8.md: New.
2554 * config/arm/cortex-a8-neon.md: New.
2555 * config/arm/neon-schedgen.ml: New.
2556 * config/arm/neon.md (vqh_mnem): New.
2558 (Is_float_mode): New.
2559 (Scalar_mul_8_16): New.
2561 (V_mode_nunits): New.
2562 (All instruction patterns): Annotate with neon_type attribute
2564 * config/arm/arm.md: Include cortex-a8.md.
2565 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2567 Annotate instruction patterns accordingly.
2568 (generic_sched): Do not use generic scheduling for Cortex-A8.
2569 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2571 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2573 * fold-const.c (fold_read_from_constant_string): Use
2575 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2577 2007-07-26 Nick Clifton <nickc@redhat.com>
2579 * tree-ssa-operands.h: Change copyright header to refer to version
2580 3 of the GNU General Public License and to point readers at the
2581 COPYING3 file and the FSF's license web page.
2582 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2583 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2584 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2585 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2586 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2587 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2588 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2589 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2590 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2591 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2592 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2593 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2594 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2595 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2596 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2597 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2598 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2599 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2600 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2601 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2602 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2603 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2604 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2605 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2606 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2607 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2608 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2609 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2610 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2611 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2612 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2613 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2614 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2615 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2616 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2617 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2618 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2619 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2620 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2621 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2622 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2623 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2624 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2625 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2626 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2627 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2628 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2629 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2630 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2631 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2632 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2633 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2634 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2635 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2636 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2637 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2638 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2639 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2640 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2641 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2642 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2643 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2644 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2645 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2646 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2647 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2648 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2649 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2650 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2651 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2652 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2653 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2654 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2655 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2656 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2657 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2658 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2659 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2660 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2661 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2662 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2663 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2664 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2665 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2666 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2667 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2668 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2669 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2670 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2671 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2672 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2673 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2674 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2675 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2676 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2677 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2678 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2679 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2680 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2681 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2682 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2683 convert.c, convert.h, langhooks-def.h, reload1.c,
2684 tree-ssa-operands.c: Likewise.
2686 2007-07-26 Jan Hubicka <jh@suse.cz>
2688 * tree-ssa-live.c: Include debug.h and flags.h.
2689 (mark_scope_block_unused): New function.
2690 (remove_unused_scope_block_p): New function.
2691 (remove_unused_locals): Remove unused blocks too.
2693 2007-07-25 Ian Lance Taylor <iant@google.com>
2695 * combine.c (combine_max_regno): Remove. Remove all uses.
2696 (struct reg_stat_struct): Rename from struct reg_stat.
2697 (reg_stat_type): Define, and declare VECs.
2698 (reg_stat): Change from pointer to VEC. Change all uses.
2699 (combine_split_insns): New static function.
2700 (try_combine, find_split_point): Call it instead of split_insns.
2702 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2704 * cfghooks.c (split_block): Fix the information about loop latch.
2706 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2708 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2710 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2712 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2713 Scan the new edge for loop exit info.
2715 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2717 * config/darwin.c: Include debug.h.
2719 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2722 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2724 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2726 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2727 (HARD_REGNO_MODE_OK): Ditto.
2728 (MODES_TIEABLE_P): Ditto.
2729 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2730 (CLASS_MAX_NREGS): Ditto.
2731 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2732 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2733 (divdf3_internal_thr): Removed.
2734 * config/ia64/div.md: New file.
2735 * config/ia64/constraints.md: Add H constraint.
2737 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2739 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2740 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2741 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2742 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2743 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2744 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2745 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2746 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2747 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2748 dump_sbitmap_file, debug_sbitmap, popcount_table,
2749 sbitmap_popcount): Constify.
2750 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2751 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2752 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2753 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2754 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2755 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2756 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2757 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2758 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2759 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2760 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2762 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2764 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2765 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2766 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2767 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2768 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2769 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2770 bitmap_intersect_p, bitmap_intersect_compl_p,
2771 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2772 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2774 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2775 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2776 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2777 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2778 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2779 debug_bitmap, debug_bitmap_file, bitmap_print,
2780 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2781 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2783 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2785 * config/darwin.c (darwin_override_options): Additional fix for
2786 debug info formats that don't support var tracking.
2788 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2790 * cselib.c (entry_and_rtx_equal_p): Constify.
2791 * gengtype.c (output_mangled_typename, write_types, write_local):
2793 * gengtype.h (const_type_p): New.
2794 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2796 * tlink.c (scan_linker_output): De-constify.
2797 * tree-ssa-loop-im.c (memref_eq): Constify.
2798 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2799 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2801 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2803 * c-common.c (fname_as_string, c_type_hash): Constify.
2804 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2805 * cgraph.c (edge_hash, edge_eq): Likewise.
2806 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2807 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2808 reg_attrs_htab_eq): Likewise.
2809 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2811 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2812 const_decl_t, const_state_t, const_automata_list_el_t): New.
2813 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2814 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2815 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2816 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2817 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2818 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2819 compare_max_occ_cycle_nums, out_state_arcs_num,
2820 compare_transition_els_num, units_cmp, state_reservs_cmp):
2822 * genmodes.c (cmp_modes): Likewise.
2823 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2824 * gimplify.c (compare_case_labels): Likewise.
2825 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2826 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2827 * matrix-reorg.c (mtt_info_hash): Likewise.
2828 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2829 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2830 (htab_hash_bucket, htab_hash_elem): Constify.
2831 * tree-browser.c (TB_parent_eq): Likewise.
2832 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2833 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2834 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2835 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2837 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2838 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2839 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2840 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2841 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2843 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2844 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2845 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2846 * tree-ssa-threadupdate.c (redirection_data_hash,
2847 redirection_data_eq): Likewise.
2848 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2849 * tree-ssa.c (var_ann_eq): Likewise.
2850 * tree-vrp.c (compare_case_labels): Likewise.
2851 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2852 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2853 tree_not_check_failed, tree_class_check_failed,
2854 tree_range_check_failed, tree_not_class_check_failed,
2855 omp_clause_check_failed, omp_clause_range_check_failed,
2856 tree_contains_struct_check_failed, tree_operand_check_failed):
2858 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2859 tree_not_check_failed, tree_class_check_failed,
2860 tree_range_check_failed, tree_not_class_check_failed,
2861 tree_operand_check_failed, omp_clause_operand_check_failed,
2862 tree_operand_length): Likewise.
2863 * var-tracking.c (const_variable): New.
2864 (variable_htab_hash, variable_htab_eq): Constify.
2865 * varasm.c (const_desc_hash): Likewise.
2867 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * expr.c (handled_component_p): Constify.
2870 * fold-const.c (fit_double_type): Likewise.
2871 * real.h (real_value_from_int_cst): Likewise.
2872 * tree-flow-inline.h (gimple_in_ssa_p,
2873 gimple_aliases_computed_p, gimple_addressable_vars,
2874 gimple_call_clobbered_vars, gimple_referenced_vars,
2875 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2876 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2877 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2878 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2879 is_label_stmt, is_global_var, phi_ssa_name_p,
2880 factoring_name_p, is_call_clobbered, tree_common_ann,
2881 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2882 unmodifiable_var_p, array_ref_contains_indirect_ref,
2883 ref_contains_array_ref, lookup_subvars_for_var,
2884 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2885 gimple_mem_ref_stats): Likewise.
2886 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2887 may_aliases, is_exec_stmt, is_label_stmt,
2888 ref_contains_array_ref, array_ref_contains_indirect_ref,
2889 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2890 unmodifiable_var_p): Likewise.
2891 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2892 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2893 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2894 cst_and_fits_in_hwi, real_value_from_int_cst,
2895 build_real_from_int_cst, integer_zerop, integer_onep,
2896 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2897 tree_floor_log2, real_zerop, real_onep, real_twop,
2898 real_minus_onep, really_constant_p, purpose_member, chain_member,
2899 list_length, fields_length, int_size_in_bytes, bit_position,
2900 int_bit_position, byte_position, int_byte_position, expr_align,
2901 array_type_nelts, tree_node_structure,
2902 type_contains_placeholder_1, iterative_hash_pointer,
2903 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2904 tree_map_base_eq, type_hash_list, type_hash_eq,
2905 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2906 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2907 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2908 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2909 int_fits_type_p, get_containing_scope, decl_function_context,
2910 decl_type_context, omp_clause_operand_check_failed,
2911 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2912 * tree.h (omp_clause_operand_check_failed, tree_size,
2913 build_real_from_int_cst, array_type_nelts, purpose_member,
2914 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2915 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2916 is_attribute_p, check_qualified_type, expr_align,
2917 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2918 int_byte_position, list_length, fields_length, initializer_zerop,
2919 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2920 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2921 tree_node_structure, handled_component_p, get_containing_scope,
2922 decl_function_context, decl_type_context, real_zerop,
2923 type_num_arguments, fit_double_type, really_constant_p,
2924 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2925 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2926 real_twop, real_minus_onep, int_cst_value): Likewise.
2928 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2930 * cfglayout.c (insn_scope, insn_line): Constify.
2931 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2932 const_double_htab_hash, const_double_htab_eq,
2933 mem_attrs_htab_hash): Likewise.
2934 * loop-iv.c (biv_eq): Likewise.
2935 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2936 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2937 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2939 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2940 error_for_asm, warning_for_asm, _fatal_insn,
2941 _fatal_insn_not_found): Likewise.
2942 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2943 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2944 rtl_check_failed_type2, rtl_check_failed_code1,
2945 rtl_check_failed_code2, rtl_check_failed_code_mode,
2946 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2947 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2948 rtl_check_failed_type2, rtl_check_failed_code1,
2949 rtl_check_failed_code2, rtl_check_failed_code_mode,
2950 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2951 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2952 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2953 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2954 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2955 rtx_unstable_p, get_integer_term, get_related_value,
2956 offset_within_block_p, reg_mentioned_p, count_occurrences,
2957 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2958 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2959 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2960 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2961 find_constant_src, find_reg_fusage, find_regno_fusage,
2962 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2963 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2964 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2965 computed_jump_p, auto_inc_p, in_expr_list_p,
2966 remove_node_from_expr_list, loc_mentioned_in_p,
2967 label_is_jump_target_p, reversed_comparison_code_parts,
2968 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2969 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2970 print_inline_rtx): Likewise.
2971 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2972 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2973 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2974 get_integer_term, get_related_value, offset_within_block_p,
2975 count_occurrences, reg_mentioned_p, no_labels_between_p,
2976 reg_used_between_p, reg_referenced_p, single_set_2,
2977 multiple_sets, set_noop_p, refers_to_regno_p,
2978 reg_overlap_mentioned_p, dead_or_set_p,
2979 covers_regno_no_parallel_p, covers_regno_p,
2980 dead_or_set_regno_p, find_reg_note, find_regno_note,
2981 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2982 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2983 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2984 side_effects_p, may_trap_p_1, may_trap_p,
2985 may_trap_after_code_motion_p, may_trap_or_fault_p,
2986 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2987 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2988 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2989 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2990 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2992 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2993 warning_for_asm): Likewise.
2994 * tree.h (print_rtl): Likewise.
2995 * varasm.c (get_pool_mode): Likewise.
2997 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2999 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3000 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3001 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3002 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3003 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3004 * ddg.c (compare_sccs): Likewise.
3005 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3006 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3007 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3008 decimal_do_fix_trunc, decimal_real_to_integer,
3009 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3010 * dse.c (const_group_info_t): New.
3011 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3012 * dwarf2out.c (const_dw_die_ref): New.
3013 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3014 * tree-browser.c (TB_parent_eq): Likewise.
3015 * unwind-dw2-fde.c (__register_frame_info_bases,
3016 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3017 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3019 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3020 * unwind-dw2.c (uw_frame_state_for): Likewise.
3021 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3022 * value-prof.h (const_histogram_value): New.
3024 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3026 * config/mips/mips.c (machine_function): Add
3027 initialized_mips16_gp_pseudo_p.
3028 (mips16_gp_pseudo_reg): Do not emit the initialization of
3029 mips16_gp_pseudo_rtx when being called from the gimple cost-
3030 calculation routines; emit it on the first use outside those
3033 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3038 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3039 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3040 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3041 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3042 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3043 Preserve const-ness of parameters through use of __typeof(),
3044 also constify and tidy.
3046 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3047 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3048 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3049 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3050 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3051 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3052 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3053 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3054 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3056 2007-07-25 Julian Brown <julian@codesourcery.com>
3057 Mark Shinwell <shinwell@codesourcery.com>
3059 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3060 (alpha_mangle_type): This.
3061 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3062 (TARGET_MANGLE_TYPE): Define this instead.
3063 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3064 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3065 (arm_init_neon_builtins): Fix comment.
3066 (arm_mangle_map_entry): New.
3067 (arm_mangle_map): New.
3068 (arm_mangle_type): New.
3069 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3070 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3071 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3072 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3073 (TARGET_MANGLE_TYPE): Define this instead.
3074 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3075 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3076 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3077 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3078 (TARGET_MANGLE_TYPE): Define this instead.
3079 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3081 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3082 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3083 (TARGET_MANGLE_TYPE): Define this instead.
3084 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3085 (s390_mangle_type): This.
3086 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3087 (TARGET_MANGLE_TYPE): Define this instead.
3088 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3089 (sparc_mangle_type): This.
3090 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3091 (TARGET_MANGLE_TYPE): Define this instead.
3092 * cp/mangle.c (write_type): Call mangle_type target hook on all
3093 types before mangling. Use original type, not main variant, as
3095 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3096 (TARGET_MANGLE_TYPE): This.
3097 * target.h (gcc_target): Rename mangle_fundamental_type to
3099 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3100 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3102 2007-07-25 Julian Brown <julian@codesourcery.com>
3103 Paul Brook <paul@codesourcery.com>
3104 Joseph Myers <joseph@codesourcery.com>
3105 Mark Shinwell <shinwell@codesourcery.com>
3107 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3108 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3109 (with_fpu): Allow --with-fpu=neon.
3110 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3111 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3112 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3113 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3114 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3115 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3116 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3117 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3118 (output_move_neon): Add prototypes.
3119 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3120 (all_fpus): Add FPUTYPE_NEON.
3121 (fp_model_for_fpu): Add NEON field.
3122 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3123 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3125 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3127 (thumb2_legitimate_address_p): Likewise.
3128 (neon_valid_immediate): Recognize and prepare constants suitable for
3130 (neon_immediate_valid_for_move): New function. Recognize and prepare
3131 immediates for NEON move instructions.
3132 (neon_immediate_valid_for_logic): New function. Recognize and
3133 prepare immediates for NEON logic instructions.
3134 (neon_output_logic_immediate): New function. Create asm string
3135 suitable for outputting immediate logic instructions.
3136 (neon_pairwise_reduce): New function. Implement reduction using
3137 pairwise operations.
3138 (neon_expand_vector_init): New function. Expand a (possibly
3139 non-constant) vector initialization.
3140 (neon_vector_mem_operand): New function. Memory operands supported
3141 for quad-word loads/stores to/from ARM or NEON registers. Don't
3142 allow base+offset addressing for core regs.
3143 (neon_struct_mem_operand): New function. Valid mems for NEON
3145 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3146 from neon_vector_mem_operand addresses without a secondary register.
3147 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3148 (add_minipool_backward_ref): Likewise.
3149 (dump_minipool): Likewise.
3150 (push_minipool_fix): Likewise.
3151 (output_move_quad): New function. Output quad-word moves, loads and
3152 stores using ARM registers.
3153 (output_move_vfp): Add support for vectors in VFP (NEON) D
3155 (output_move_neon): Output a NEON load/store to/from a quadword
3157 (arm_print_operand): Implement new codes:
3158 - 'c' for unadorned integers (without a # sign).
3159 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3161 - 'e', 'f' for the low and high D parts of a NEON Q register.
3162 - 'q' outputs a NEON Q register.
3163 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3164 - 'T' prints NEON opcode features from a coded bitmask.
3165 - 'F' is similar to T, but signed/unsigned codes both print as
3167 - 't' is similar to T, but 'u' is printed instead of 'p'.
3168 - 'O' prints 'r' if NEON instruction should perform rounding (as
3169 specified by bitmask), else prints nothing.
3170 - '#' is a punctuation character to stop operand numbers from
3171 running together with following digits in the assembler
3172 strings for instructions (when using mode attributes).
3173 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3174 constant vectors in big-endian mode, where necessary.
3175 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3176 Handle EI, OI, CI, XI modes.
3177 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3178 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3179 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3180 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3181 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3183 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3184 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3185 to turn v8qi, etc. into bits defined above.
3186 (neon_itype): New enumeration. Classifications of NEON builtins.
3187 (neon_builtin_datum): Define struct. Contains information about
3188 a single builtin (with multiple modes).
3189 (CF): Define helper macro for...
3190 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3192 (neon_builtin_data): New array. Define information about builtins
3193 for use during initialization/expansion.
3194 (arm_init_neon_builtins): New function.
3195 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3197 (neon_builtin_compare): New function.
3198 (locate_neon_builtin_icode): New function. Find an insn code for a
3199 builtin given a function code for that builtin. Also return type of
3200 builtin (NEON_BINOP, NEON_UNOP etc.).
3201 (builtin_arg): New enumeration. Types of arguments for builtins.
3202 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3203 Takes a variable argument list of builtin_arg types, terminated by
3205 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3206 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3207 (neon_emit_pair_result_insn): New function. Support returning pairs
3208 of vectors via a pointer.
3209 (neon_disambiguate_copy): New function. Set up operands for a
3210 multi-word copy such that registers do not get clobbered.
3211 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3212 ARM_BUILTIN_NEON_BASE.
3213 (arm_file_start): Set float-abi attribute for NEON.
3214 (arm_vector_mode_supported_p): Enable NEON vector modes.
3215 (arm_mangle_map_entry): New.
3216 (arm_mangle_map): New.
3217 (arm_mangle_vector_type): New.
3218 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3220 (TARGET_NEON): New macro. Target supports NEON.
3221 (fputype): Add FPUTYPE_NEON.
3222 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3223 for vectorization based on command-line arg.
3224 (NEON_REGNO_OK_FOR_NREGS): Define.
3225 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3226 (VALID_NEON_STRUCT_MODE): Define.
3227 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3228 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3229 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3230 (consttable_16): Add pattern for outputting 16-byte minipool
3232 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3234 (vec-common.md, neon.md): Include md files.
3235 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3236 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3237 (memory_constraint "Ut", "Un", "Us"): Define.
3238 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3239 (MMX_char): New mode attribute.
3240 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3241 (*add<mode>3_iwmmxt): New insn pattern.
3242 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3243 (*sub<mode>3_iwmmxt): New insn pattern.
3244 (mulv4hi3): Rename to...
3245 (*mulv4hi3_iwmmxt): This.
3246 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3247 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3248 (uminv4hi3, uminv2si3): Remove. Replace with...
3249 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3250 (*umin<mode>3_iwmmxt): These.
3251 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3252 (ashr<mode>3_iwmmxt): This new pattern.
3253 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3254 (lshr<mode>3_iwmmxt): This new pattern.
3255 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3256 (ashl<mode>3_iwmmxt): This new pattern.
3257 * config/arm/neon-docgen.ml: New file. Generate documentation for
3259 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3260 * config/arm/arm_neon.h: New (autogenerated).
3261 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3263 * config/arm/neon.md: New file. Define NEON instructions.
3264 * config/arm/neon.ml: New file. Abstract description of NEON
3265 instructions, used to generate arm_neon.h header, documentation and
3267 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3268 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3270 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3272 (ARM NEON Intrinsics): New subsection.
3273 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3275 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3277 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3280 2007-07-24 Jan Hubicka <jh@suse.cz>
3282 * regclass.c (move_table): New type.
3283 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3284 (init_move_cost): Break out from ...
3285 (init_reg_sets_1): ... here; simplify computation of
3286 have_regs-of_mode and contains_reg_of_mode.
3287 (record_reg_classes): Unswitch internal loops.
3288 (copy_cost): Trigger lazy initialization of move cost
3289 (record_address_regs): Likewise.
3291 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3293 * config/darwin.c (darwin_override_options): Don't force on
3294 flag_var_tracking_uninit when no debug info is requested.
3296 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3298 * cfgloop.c (init_loops_structure): New function.
3299 (flow_loops_find): Create root of the loop tree unconditionally.
3301 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3303 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3305 2007-07-24 Jan Hubicka <jh@suse.cz>
3307 * caller-save.c: Include ggc.h, gt-caller-save.h
3308 (reg_save_code, reg_restore_code): Rename to ...
3309 (cached_reg_save_code, cached_reg_restore_code): ... those.
3310 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3311 (reg_save_code, reg_restore_code): New functions.
3312 (init_caller_save): Do not intialize
3313 reg_save_code/reg_restore_code tables.
3314 * Makefile.in: (gt-caller-save.h): New.
3316 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3318 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3319 with the mode of the original operand instead of
3322 2007-07-23 Jan Hubicka <jH@suse.cz>
3324 * i386.c (ix86_secondary_memory_needed): Break out to...
3325 (inline_secondary_memory_needed): ... here.
3326 (ix86_memory_move_cost): Break out to ...
3327 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3328 maximum of input and output; fix handling of Q_REGS on 64bit.
3329 (ix86_secondary_memory_needed): Microoptimize.
3331 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3333 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3334 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3335 stmts_from_loop, known_dependences_p, build_rdg): New.
3336 * tree-data-ref.h: Depends on graphds.h.
3337 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3338 (build_rdg): Declared.
3339 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3341 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3343 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3346 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3347 Jakub Jelinek <jakub@redhat.com>
3349 PR middle-end/PR28690
3350 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3351 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3352 and MEM_POINTER operands over REG and MEM operands.
3353 (swap_commutative_operands_p): Change return value to bool.
3354 * rtl.h: Update the corresponding prototype.
3355 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3356 instead of gen_rtx_PLUS.
3357 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3358 value to bool. Change function arguments to rtx's and update code
3360 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3361 calls to match the new declaration.
3362 * simplify-rtx.c (simplify_associative_operation): Don't
3363 reorder simplify_binary_operation arguments.
3365 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3367 * config/mips/mips.c (override_options): Use mips_costs to derive
3368 the default branch cost.
3369 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3371 * config/mips/mips.opt (mbranch-cost=): New option.
3372 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3374 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3376 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3377 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3378 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3379 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3381 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3383 * config/mips/constraints.md (ks): New constraint.
3384 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3385 (*add<mode>3_mips16): ...here.
3387 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3389 * optabs.h (enum optab_index): Add new OTI_signbit.
3390 (signbit_optab): Define corresponding macro.
3391 (enum insn_code signbit_optab[]): Remove array.
3392 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3393 (expand_copysign_absneg): If back end provides signbit insn, use it
3394 instead of bit operations on floating point argument.
3395 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3396 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3397 availability of signbit insn.
3399 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3400 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3401 SSE mode is not active.
3402 (isinf<mode>2): Disable for mfpmath=sse,387.
3404 2007-07-22 Ben Elliston <bje@au.ibm.com>
3406 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3408 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3410 2007-07-20 Richard Guenther <rguenther@suse.de>
3412 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3413 integral typed condition.
3414 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3415 booleanness. Only preserve conversions from a non-base
3416 type to a base type, not in general between types with
3417 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3418 * tree.def (COND_EXPR): Document that the condition
3419 can be of any integral type.
3421 2007-07-20 Nigel Stephens <nigel@mips.com>
3422 Richard Sandiford <richard@codesourcery.com>
3424 * config/mips/mips.h (mips_dwarf_regno): Declare.
3425 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3426 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3427 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3428 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3429 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3430 (REG_CLASS_NAMES): Update accordingly.
3431 * config/mips/mips.c (mips_dwarf_regno): New array.
3432 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3433 (mips_subword): Remove special handling for accumulator registers.
3434 (override_options): Initiailize mips_dwarf_regno. Remove use
3436 (mips_swap_registers): New function.
3437 (mips_conditional_register_usage): Swap accumulator registers
3438 around if TARGET_LITTLE_ENDIAN.
3439 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3440 * config/mips/constraints.md (h, l): Use the endianness to choose
3441 between MD0_REG and MD1_REG.
3442 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3443 alternative-dependent template.
3445 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3447 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3450 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3452 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3453 predecessor fallthru flags.
3455 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3457 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3458 of compare to the same type.
3459 * cfgloopmanip.c (add_loop): Update information about loop exits.
3460 (loop_version): Remove the innermost loop requirement.
3461 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3462 to sizetype for pointers.
3464 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3466 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3467 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3468 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3470 * config/dfp-bit.c: Empty for TFmode conversions.
3472 2007-07-18 Caroline Tice <ctice@apple.com>
3474 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3475 and handle them correctly; check that src is not NULL before
3477 (find_src_set_src): Likewise.
3479 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3481 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3482 (struct alignment_context, init_alignment_context): New.
3483 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3484 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3485 (XCHAL_HAVE_S32C1I): Likewise.
3486 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3487 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3488 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3489 (ATOMIC, HQI): New macros.
3490 (memory_barrier, *memory_barrier): New.
3491 (sync_lock_releasesi): New.
3492 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3493 (sync_lock_test_and_set<mode>): New.
3494 (sync_<atomic><mode>): New.
3495 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3496 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3497 (xtensa_expand_atomic): New.
3499 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3504 transformation for builtin ISNORMAL.
3505 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3506 * builtins.def (BUILT_IN_ISNORMAL): New.
3507 * doc/extend.texi: Document isnormal.
3509 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3513 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3514 optabs infrastructure. Provide generic implementation for
3516 (expand_builtin): Handle FINITE/ISFINITE.
3517 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3518 (fold_builtin_1): Likewise.
3520 * builtins.def (BUILT_IN_ISFINITE): New.
3522 * doc/extend.texi: Document isfinite.
3524 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3530 generic fallback for isinf.
3531 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3532 calculation code ...
3533 * real.c (get_max_float): ... to here.
3534 * real.h (get_max_float): New.
3536 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * builtin-attrs.def (ATTR_TYPEGENERIC,
3541 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3543 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3544 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3545 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3546 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3548 * c-common.c (handle_type_generic_attribute): New.
3549 (c_common_attribute_table): Add "type generic".
3551 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3553 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3555 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3556 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3559 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3562 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3563 checking that the operand is an expression.
3565 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3566 Danny Smith <dannysmith@users.sourceforge.net>
3569 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3570 file mapping object in local namespace if Windows version later
3573 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3575 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3576 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3577 arm_cannot_force_const_mem.
3578 (arm_cannot_force_const_mem): New function.
3579 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3580 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3581 of arm_tls_referenced_p.
3582 * config/arm/arm.md (movsi): Split out-of-section constants when
3583 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3584 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3586 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3588 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3590 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3592 * config/mips/mips.md (*extendqihi2): Convert the destination
3595 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3597 * config/pa/fptr.c: Update license header.
3598 * config/pa/milli64.S: Likewise.
3600 2007-07-17 Nick Clifton <nickc@redhat.com>
3602 * COPYING_v3: New file. Contains version 3 of the GNU General
3604 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3605 Lesser General Public License.
3606 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3607 the GNU General Public License.
3609 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3611 PR rtl-optimization/32773
3612 * cfglayout.c (force_one_exit_fallthru): New function.
3613 (cfg_layout_finalize): Use it.
3615 2007-07-16 Richard Guenther <rguenther@suse.de>
3616 Uros Bizjak <ubizjak@gmail.com>
3618 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3619 before forcing it to gimple operand.
3621 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3622 David Ung <davidu@mips.com>
3624 * config/mips/mips.h (TUNE_24K): Define.
3625 (TUNE_MACC_CHAINS): Add TUNE_24K.
3626 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3628 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3629 (r74k_int_madd): .. this new reservation.
3630 (define_bypass): Fixed bypasses for r74k_int_madd to use
3632 * config/mips/24k.md (define_bypass): Define new
3633 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3635 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3636 Nigel Stephens <nigel@mips.com>
3638 * config/mips/mips.md: Include 20kc.md.
3639 * config/mips/20kc.md: New file.
3640 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3641 (mips_adjust_cost): Tweak for 20Kc.
3642 (mips_issue_rate): Likewise.
3643 * config/mips/mips.h (TUNE_20KC): Define.
3645 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3647 * config/rs6000/rs6000.c (struct processor_cost): Add
3648 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3650 (*_cost): Add cache information.
3651 (rs6000_override_options): Set cache parameters.
3653 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3656 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3657 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3659 2007-07-16 Paul Brook <paul@codesourcery.com>
3662 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3663 (cirrus_thumb2_movsi_insn): Ditto.
3665 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3667 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3670 2007-07-15 Andrew Haley <aph@redhat.com>
3672 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3673 before looking in the context.
3675 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3679 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3680 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3681 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3682 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3683 to generate .CALLINFO statement.
3684 (hppa_expand_prologue): Set rp_saved.
3685 (hppa_expand_epilogue): Use rp_saved.
3686 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3687 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3689 2007-07-14 Dirk Mueller <dmueller@suse.de>
3691 * omega.c (coalesce): Fix memory leak on early exit.
3692 * matrix-reorg.c (check_allocation_function): Likewise.
3693 * tree-vect-transform.c (vect_get_new_vect_var): free result
3695 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3696 pass pointer to edge vector
3697 (partition_hot_cold_basic_blocks): Fix memory leak.
3698 * collect2.c (prefix_from_string): Free temporary storage.
3699 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3701 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3703 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3704 (DO_GLOBAL_DTORS_BODY): Likewise.
3706 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3707 Nigel Stephens <nigel@mips.com>
3709 * config/mips/mips.c (mips_classify_symbol): Don't return
3710 SYMBOL_SMALL_DATA for constant pool addresses if
3711 TARGET_EMBEDDED_DATA is true.
3713 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3715 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3716 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3717 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3718 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3719 __builtin_ia32_storehps, __builtin_ia32_storelps,
3720 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3721 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3722 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3723 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3724 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3725 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3726 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3727 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3728 using def_builtin_const.
3730 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3732 PR tree-optimization/32705
3733 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3734 (simplify_binary_expression): Use SSA_VAL consistently.
3736 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3738 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3739 (SPEFSCR_REGNO): Delete definition.
3740 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3741 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3742 * config/rs6000/rs6000.h: Do not define *_REGNO.
3743 LINK_REGISTER_REGNUM -> LR_REGNO.
3744 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3745 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3746 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3747 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3748 R_VRSAVE, R_VSCR. Use them.
3749 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3750 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3751 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3752 * config/rs6000/aix.h: Define R_LR. Use it.
3754 2007-07-13 Caroline Tice <ctice@apple.com>
3756 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3757 flag_var_tracking is explicitly turned off (i.e. when variable
3758 tracking is not feasible); otherwise, turn flag_var_tracking on when
3759 flag_var_tracking_uninit is on.
3760 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3761 note definitions, to allow recording of initialization status in the
3763 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3764 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3765 determine if two note locations are equal.
3766 (output_loc_list): Don't output list entries whose start & end labels
3768 (reg_loc_descriptor): Add parameter for initialization status; pass it
3769 to other loc descriptor functions.
3770 (one_reg_loc_descriptor): Add parameter for initialization status;
3771 check its value and add DW_OP_GNU_uninit to returned loc descr if
3773 (multiple_reg_loc_descriptor): Add parameter for initialization
3775 pass init status argument to other loc descriptor functions; check
3776 value of intialization parameter and add DW_OP_GNU_uninit to returned
3777 loc descr if appropriate.
3778 (based_loc_descr): Add parameter for initialization status; add new
3779 variable for return value; check value of initialization parameter and
3780 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3781 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3782 pass init status argument to other loc descriptor functions; check
3783 value of intialization parameter and add DW_OP_GNU_uninit to returned
3784 loc descr if appropriate.
3785 (mem_loc_descriptor): Likewise.
3786 (concat_loc_descriptor): Likewise.
3787 (concatn_loc_descriptor): Likewise.
3788 (loc_descriptor): Add parameter for initialization status; pass it as
3789 argument to other loc descriptor function calls.
3790 (loc_descriptor_from_tree_1): Add appropriate initialization status
3791 to loc descriptor function calls.
3792 (add_location_or_const_value_attribute): Get initialization status
3793 from VAR_LOCATION note; add initialization status to loc descriptor
3795 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3796 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3797 status is uninitialized, add "[uninint]" to output.
3798 * common.opt (fvar-tracking-uninit): New option, similar to
3799 fvar-tracking, to turn on tracking of uninitialized variables; creates
3800 a new global flag, flag_var_tracking_uninit.
3801 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3802 (enum var_init_status): New type, for var initialization status field.
3803 * var-tracking.c (struct location_chain_def): Two new fields, init,
3804 for initialization status, and set_src for the assignment value expr.
3805 (unshare_variable): New parameter for initialization status;
3806 initialize new init and set_src fields.
3807 (var_reg_set): New parameters for initialization status and value;
3808 pass them to set_variable_part.
3809 (var_mem_set): Likewise.
3810 (get_init_value): New function.
3811 (var_reg_delete_and_set): New initialization status & value
3812 parameters; add call to get_init_value if status is unknown; pass new
3813 parameters to clobber_variable_part and var_reg_set.
3814 (var_mem_delete_and_set): Likewise.
3815 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3816 (var_mem_delete): Likewise.
3817 (variable_union): Pass status to unshare_variable; initialize new init
3818 and set_src fields. If flag_var_tracking_uninit is not set, force
3819 status to initialized.
3820 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3821 used later to get the set_src value.
3822 (find_src_status): New function.
3823 (find_src_set_src): New function.
3824 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3825 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3826 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3827 and var_mem_delete_and_set.
3828 (dump_variable): Print out "[uninit]" if appropriate.
3829 (set_variable_part): Add new initialization and set_src parameters;
3830 pass status to unshare_variable; set node->init and node- >set_src
3831 fields and modify slot in hash table appropriately; save the init and
3832 set_src values if appropriate and assign to the new node.
3833 (clobber_variable_part): New set_src parameter; if two nodes have
3834 same variable and same location but different set_src (assignment)
3835 values, clobber old node.
3836 (delete_variable_part): Pass init status to unshare_variable.
3837 (emit_note_insn_var_location): Add initialized var; assign var's init
3838 status to new 'initialized'; pass new init status field to calls to
3839 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3840 status to initialized.
3841 (emit_notes_in_bb): Pass initialization status to calls to
3842 var_reg_set, var_mem_set, var_reg_delete_and_set and
3843 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3844 var_reg_delete_and_set and var_mem_delete_and_set; call
3845 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3846 make up for change in add_stores.
3847 (vt_add_function_parameters): Add status to calls to
3849 * config/darwin.c (darwin_override_options): Turn on uninitialized
3850 tracking automatically, if var_tracking is on and the system is
3853 2007-07-13 Sa Liu <saliu@de.ibm.com>
3855 * config.gcc: Add options for arch and tune on SPU.
3856 * config/spu/predicates.md: Add constant operands 0 and 1.
3857 * config/spu/spu-builtins.def: Add builtins for double precision
3858 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3859 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3861 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3863 * config/spu/spu-protos.h: Add new function prototypes.
3864 * config/spu/spu.c (spu_override_options): Check options -march and
3866 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3867 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3869 (spu_const_from_int): New. Create a vector constant from 4 ints.
3870 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3871 (spu_emit_vector_compare): New. Emit vector compare.
3872 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3873 * config/spu/spu.h: Add options -march and -mtune. Define processor
3874 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3875 CANONICALIZE_COMPARISON.
3876 * config/spu/spu.md: Add new insns for double precision compare
3877 and double precision vector compare. Add vcond and smax/smin patterns
3878 to enable DFmode vector conditional expression.
3879 * config/spu/spu.opt: Add options -march and -mtune.
3880 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3881 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3882 both CELL and CELLEDP targets: spu_testsv.
3883 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3886 2007-07-13 Richard Guenther <rguenther@suse.de>
3888 PR tree-optimization/32721
3889 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3890 TREE_THIS_VOLATILE on the folded reference.
3891 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3892 if the array reference has TREE_THIS_VOLATILE set.
3894 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3897 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3899 2007-07-13 Andreas Schwab <schwab@suse.de>
3901 * gengtype-lex.l: Allow declarations to be indented.
3903 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3905 * ginclude/tgmath.h: New.
3906 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3907 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3908 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3909 * configure: Regenerate.
3911 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3913 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3914 correct index when setting register save state for xd
3917 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3919 * config/sh/sh.c (mark_use): Remove.
3921 2007-07-12 Paul Brook <paul@codesourcery.com>
3923 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3924 reg does not overlap return value.
3926 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3928 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3929 (set_expression_vuses): Ditto.
3930 (init_pre): Initialize expression_vuses.
3932 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3934 * config/i386/sse.md (storentdf, storentsf): New.
3936 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3938 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3940 * tree.c (build_decl_stat): Move code from here...
3941 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3942 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3943 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3944 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3945 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3948 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3949 Devang Patel <dpatel@apple.com>
3951 PR tree-optimization/25413
3952 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3953 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3954 * tree.h (contains_packed_reference): New.
3955 * expr.c (contains_packed_reference): New.
3956 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3957 (vect_enhance_data_refs_alignment): Call
3958 vector_alignment_reachable_p.
3959 * target.h (vector_alignment_reachable): New builtin.
3960 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3961 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3962 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3964 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3966 * target.h (builtin_vectorization_cost): Add new target builtin.
3967 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3968 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3969 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3970 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3971 uninitialized variables.
3972 * tree-vect-transform.c (cost_for_stmt): New function.
3973 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3974 using cost 1 for all scalar stmts. Be less conservative when
3975 estimating the number of prologue/epulogue iterations. Call
3976 targetm.vectorize.builtin_vectorization_cost. Return
3977 min_profitable_iters-1.
3978 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3979 initialization cost instead of TARG_VEC_STMT_COST. Use
3980 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3981 epilogue code. Fix epilogue cost computation.
3982 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3983 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3984 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3985 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3986 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3987 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3989 2007-07-12 Richard Guenther <rguenther@suse.de>
3991 * gimplify.c (gimplify_conversion): Make sure that the result
3992 from maybe_fold_offset_to_reference is trivially convertible
3993 to the desired type before doing the simplification.
3994 (gimplify_expr): Likewise.
3995 * fold-const.c (fold_binary): Use the correct types for
3996 building the simplified expression.
3998 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4000 PR rtl-optimization/32729
4001 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4002 that fallthru to exit.
4004 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4006 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4007 (symDTPOFF2reg): Likewise.
4009 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4011 PR tree-optimization/32663
4013 * tree.h (VALUE_HANDLE_VUSES): Remove.
4014 (struct tree_value_handle): Remove vuses.
4016 * tree-vn.c (create_value_handle_for_expr): Don't set
4019 * tree-ssa-pre.c (expression_vuses): New.
4020 (alloc_expression_id): Set up expression_vuses.
4021 (get_expression_vuses): New.
4022 (set_expression_vuses): Ditto.
4023 (clear_expression_ids): Modify for expression_vuses.
4024 (phi_translate_1): Ditto.
4025 (phi_translate_set): Ditto.
4026 (value_dies_in_block_x): Ditto
4027 (valid_in_sets): Ditto.
4028 (add_to_sets): Ditto.
4029 (find_existing_value_expr): Ditto.
4030 (create_value_handle_for_expr): Ditto.
4031 (make_values_for_stmt): Ditto.
4032 (vuse_equiv): Remove.
4034 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4036 * Makefile.in (mostlyclean): Remove object files.
4038 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4040 * toplev.c (no_new_pseudos): Deleted.
4041 * rtl.h (no_new_pseudos): Deleted.
4042 * tree-pass.h (pass_no_new_pseudos): Deleted.
4043 * passes.c (pass_no_new_pseudos): Deleted.
4044 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4045 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4046 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4048 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4049 * rtlhooks.c (gen_lowpart_general): Ditto.
4050 * optabs.c (prepare_operand): Ditto.
4051 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4053 * modulo-sched.c (rest_of_handle_sms): Ditto.
4054 * see.c (rest_of_handle_see): Ditto.
4055 * ifcvt.c (if_convert): Ditto.
4056 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4058 * init-regs.c (gate_initialize_regs): Deleted set of
4060 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4061 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4062 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4064 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4068 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4069 (*vec_extractv2di_1_rex64): New insn pattern.
4071 2007-07-11 David Daney <ddaney@avtrex.com>
4073 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4074 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4075 for SIGNAL_UNWIND_RETURN_COLUMN.
4076 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4077 (DWARF_FRAME_REGNUM): Rewrite.
4078 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4080 2007-07-11 Nick Clifton <nickc@redhat.com>
4082 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4083 delta and use gen_int_mode in place of GET_INT instead.
4085 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4087 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4090 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4092 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4093 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4095 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4096 (USE_CANONICAL_TYPES): New.
4097 * doc/invoke.texi (verify-canonical-types): Remove.
4098 (use-canonical-types): Add.
4100 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4102 * config/spu/spu.c (spu_optimization_options): Remove setting of
4103 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4104 (spu_override_options): Move it here.
4106 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4108 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4109 * config/mips/mips.c (mips_cpu_info_table): Mention
4110 MIPS_ISA_LEVEL_SPEC in the comment.
4112 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4114 PR tree-optimization/32713
4115 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4117 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4120 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4121 conditional to flag_isoc99.
4122 (c_common_init_options): Do it here, unconditionally.
4124 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4126 PR tree-optimization/32589
4127 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4128 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4129 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4130 predicate, extracted from...
4131 (set_rhs): ...here. Call it for the expression on entry.
4132 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4133 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4134 (simplify_binary_expression): Use valid_gimple_expression_p
4135 to validate the simplification.
4136 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4138 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4140 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4141 DWARF2_DEBUG on 32 bit target too.
4142 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4144 2007-07-11 Nick Clifton <nickc@redhat.com>
4146 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4147 version for 64-bit hosts.
4149 2007-07-10 David Daney <ddaney@avtrex.com>
4151 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4153 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4155 * config/mips/mips.c (mips_expand_synci_loop): New function.
4156 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4157 (UNSPEC_RDHWR): Same.
4158 (UNSPEC_SYNCI): Same.
4159 (UNSPEC_SYNC): Same.
4160 (clear_cache): New expand.
4164 (clear_hazard): Same.
4165 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4167 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4168 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4170 2007-07-10 Ian Lance Taylor <iant@google.com>
4172 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4175 2007-07-10 David Daney <ddaney@avtrex.com>
4177 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4178 * builtins.c (expand_builtin___clear_cache): New function.
4179 (expand_builtin): Call expand_builtin___clear_cache for
4180 BUILT_IN_CLEAR_CACHE case.
4181 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4182 * doc/md.texi (clear_cache): Document new instruction pattern.
4183 * testsuite/gcc.dg/builtins-64.c: New test.
4185 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4187 * config/cris/cris.md ("movsi"): Fix typo in last change.
4189 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4192 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4194 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4195 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4196 for FUNCTION_DECLs. Don't use align_functions_log if
4198 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4199 even for FUNCTION_DECLs.
4200 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4202 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4203 (DECL_FUNCTION_CODE): Update for new location and name of
4205 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4206 (struct tree_decl_common): Move 'align' and 'off_align' out
4207 of union, ensure they're still on a 32-bit boundary. Remove
4208 other fields in union 'u1'.
4209 (struct tree_function_decl): Add field 'function_code' replacing
4210 'u1.f' in tree_decl_common.
4211 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4212 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4213 (Variable Attributes): Cross-reference 'aligned' attribute
4214 to Function Attributes.
4215 * flags.h (force_align_functions_log): Delete.
4216 * toplev.c (force_align_functions_log): Delete.
4218 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4222 (*vec_concatv2di_rex): New insn pattern.
4224 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4227 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4229 2007-07-10 Ian Lance Taylor <iant@google.com>
4231 Replace no_new_pseudos in backends.
4232 * rtl.h (can_create_pseudo_p): Define.
4233 * config/darwin.c (machopic_indirect_data_reference): Use
4234 can_create_pseudo_p () instead of no_new_pseudos.
4235 (machopic_indirect_data_reference): Likewise.
4236 (machopic_legitimize_pic_address): Likewise.
4237 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4238 (alpha_emit_set_const_1): Likewise.
4239 (alpha_emit_set_const): Likewise.
4240 (alpha_emit_conditional_move): Likewise.
4241 (alpha_split_conditional_move): Likewise.
4242 * config/alpha/alpha.md (various splitters): Likewise.
4244 * config/arm/arm.c (legitimize_pic_address): Likewise.
4245 (arm_load_pic_register): Likewise.
4246 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4247 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4248 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4249 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4250 * config/cris/cris.md (movsi): Likewise.
4251 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4252 (symGOTOFF2reg_hilo): Likewise.
4253 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4254 * config/h8300/h8300.md (insv, extzv): Likewise.
4255 * config/i386/i386.c (ix86_expand_move): Likewise.
4256 (ix86_expand_vector_move): Likewise.
4257 (ix86_prepare_fp_compare_args): Likewise.
4258 (ix86_expand_carry_flag_compare): Likewise.
4259 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4260 (tls_dynamic_gnu2_combine_32): Likewise.
4261 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4262 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4263 (ia64_expand_movxf_movrf): Likewise.
4264 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4265 (m32c_split_move): Likewise.
4266 (m32c_expand_insv): Likewise.
4267 * config/m68k/m68k.md (movsi): Likewise.
4268 * config/mips/mips.c (mips_force_temporary): Likewise.
4269 (mips_split_symbol): Likewise.
4270 (mips_move_integer): Likewise.
4271 (mips_legitimize_const_move): Likewise.
4272 * config/mn10300/mn10300.md (movsi): Likewise.
4273 * config/pa/pa.c (emit_move_sequence): Likewise.
4274 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4275 (rs6000_got_register): Likewise.
4276 (create_TOC_reference): Likewise.
4277 (rs6000_machopic_legitimize_pic_address): Likewise.
4278 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4279 (various splitters): Likewise.
4280 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4281 (movsi_got): Likewise.
4282 * config/s390/s390.c (emit_symbolic_move): Likewise.
4283 * config/s390/s390.md (movhi, movqi): Likewise.
4284 (load_multiple, store_multiple): Likewise.
4285 * config/score/score.c (score_force_temporary): Likewise.
4286 * config/sh/sh.c (prepare_move_operands): Likewise.
4287 (prepare_cbranch_operands): Likewise.
4288 (emit_fpu_switch): Likewise.
4289 (fpscr_set_from_mem): Likewise.
4290 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4291 (adddi3, subsi3): Likewise.
4292 (various splitters): Likewise.
4293 (divsi_inv_fp_combine): Likewise.
4294 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4295 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4297 * config/sh/predicates.md (xor_operand): Likewise.
4298 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4299 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4300 (movdi_pic_label_ref): Likewise.
4301 * config/spu/spu.c (spu_split_immediate): Likewise.
4302 * config/alpha/alpha.md (various splitters): Remove test
4303 !no_new_pseudos || reload_completed.
4304 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4306 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4307 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4308 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4309 * config/score/score.c (th_output_mi_thunk): Likewise.
4310 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4311 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4313 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4315 PR rtl-optimization/32664
4316 * mode-switching.c (create_pre_exit): Skip barrier insns.
4318 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4320 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4321 force_gimple_operand_bsi.
4322 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4323 rewrite_use_compare): Ditto.
4324 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4326 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4327 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4328 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4329 * tree-profile.c (prepare_instrumented_value,
4330 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4331 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4332 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4333 tree_gen_ior_profiler): Ditto.
4334 * tree-ssa-reassoc.c (negate_value): Ditto.
4335 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4336 Use force_gimple_operand_bsi.
4337 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4338 * tree-if-conv.c (add_to_dst_predicate_list,
4339 find_phi_replacement_condition): Ditto.
4340 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4341 Call mark_symbols_for_renaming for new statements.
4342 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4344 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4346 * cfghooks.c (remove_edge): New function.
4347 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4349 * cfghooks.h (remove_edge): Declare.
4350 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4351 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4353 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4355 * optabs.h: Added declaration for signbit_optab.
4356 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4357 * genoptinit.c (optabs): Added entry for signbit insns.
4358 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4360 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4361 * config/s390/s390.md (signbit<mode>2): New expander.
4363 2007-07-09 Richard Guenther <rguenther@suse.de>
4366 * fold-const.c (fold_plusminus_mult_expr): Move constant
4367 arguments second to allow decomposing.
4369 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4372 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4375 Disregard DECL_FROM_INLINE.
4377 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4380 * doc/invoke.texi: Add ftree-reassoc flag.
4381 * common.opt (ftree-reassoc): New flag.
4382 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4383 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4385 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4387 PR tree-optimization/32681
4388 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4389 saved in second_edge->aux when first_bb is a loop header.
4391 2007-07-09 Jan HUbicka <jh@suse.cz>
4393 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4395 2007-07-09 Richard Guenther <rguenther@suse.de>
4397 * c-decl.c (start_function): Do not promote return type.
4399 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4401 * function.c (do_warn_unused_parameter): Do not warn if
4402 TREE_NO_WARNING is set.
4404 2007-07-08 Andreas Schwab <schwab@suse.de>
4406 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4408 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4411 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4413 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4414 apply to assembly language, too.
4415 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4417 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4419 Revert (note the sccvn portions are *not* reverted)
4420 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4422 Fix PR tree-optimization/23488
4424 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4426 * tree-flow-inline.h (get_value_handle): Ditto.
4427 * tree-ssa-pre.c (decl_vh_map): New.
4428 (decl_node_pool): New.
4429 (can_value_number_operation): Support DECL_P.
4430 (can_PRE_operation): Ditto.
4431 (create_expression_by_pieces): Ditto.
4432 (find_existing_value_expr): Modify to differnetiate between
4433 addressing and top level.
4434 (create_value_handle_for_expr): Handle DECL's.
4435 (poolify_tree): Ditto.
4436 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4437 (make_values_for_stmt): Handle DECL's properly.
4438 (init_pre): Reorg to not init useless things during FRE.
4440 * tree-flow.h: Include pointer-set.h.
4441 (decl_vh_map): Declare.
4442 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4444 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4446 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4447 the constraint description.
4448 * doc/md.texi: Update documentation of AVR constraints.
4450 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4452 * auto-inc-dec.c, config/arm/arm.c,
4453 config/m32r/constraints.md, config/mips/mips.md,
4454 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4455 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4456 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4457 typos. Follow spelling conventions.
4458 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4460 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4461 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4463 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4464 realloc_vuse): Remove.
4465 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4468 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4470 Fix PR tree-optimization/23488
4472 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4473 (try_to_simplify): Ditto.
4475 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4477 * tree-flow-inline.h (get_value_handle): Ditto.
4478 * tree-ssa-pre.c (decl_vh_map): New.
4479 (decl_node_pool): New.
4480 (can_value_number_operation): Support DECL_P.
4481 (can_PRE_operation): Ditto.
4482 (create_expression_by_pieces): Ditto.
4483 (find_existing_value_expr): Modify to differnetiate between
4484 addressing and top level.
4485 (create_value_handle_for_expr): Handle DECL's.
4486 (poolify_tree): Ditto.
4487 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4488 (make_values_for_stmt): Handle DECL's properly.
4489 (init_pre): Reorg to not init useless things during FRE.
4491 * tree-flow.h: Include pointer-set.h.
4492 (decl_vh_map): Declare.
4493 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4495 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4497 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4498 apply to assembly language, too.
4499 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4501 2007-07-06 Ian Lance Taylor <iant@google.com>
4502 Zack Weinberg <zackw@panix.com>
4505 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4507 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4509 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4510 (prefetch): Likewise if "pref" would be used.
4512 2007-07-06 Josh Conner <jconner@apple.com>
4516 * calls.c (store_one_arg): Handle arguments which are partially
4517 on the stack when detecting argument overlap.
4519 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4521 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4522 chosen during find_reloads.
4524 2007-07-06 Richard Guenther <rguenther@suse.de>
4526 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4527 TYPE_ARG_TYPES for verification of argument types. Use
4528 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4529 parameters as variable arguments.
4531 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4533 * libgcc2.h (word_type): Type definition removed.
4534 (cmp_return_type, shift_count_type): Type definitions added.
4535 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4536 replaced with shift_count_type.
4537 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4539 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4540 changed from word_type to Wtype.
4541 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4542 replaced with shift_count_type.
4543 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4545 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4546 and libgcc_shift_count attribute added.
4547 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4548 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4549 (TARGET_INITIALIZER): New target hooks added.
4550 * targhooks.c (default_libgcc_cmp_return_mode,
4551 default_libgcc_shift_count_mode): Default implementations for the new
4553 * targhooks.h (default_libgcc_cmp_return_mode,
4554 default_libgcc_shift_count_mode): Function prototypes added.
4555 * target.h (struct gcc_target): Fields for the new target hooks added.
4556 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4558 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4561 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4562 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4564 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4565 s390_libgcc_shift_count_mode): Functions added.
4566 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4567 Target hooks defined.
4569 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4571 * config/mips/mips.c (compute_frame_size): Restore the original
4572 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4573 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4574 Document why the difference is needed.
4576 2007-07-06 Richard Guenther <rguenther@suse.de>
4578 * c-common.c (boolean_increment): Use correctly typed
4581 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4583 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4584 the topmost argument register is not also included in the save mask.
4585 (mips16e_collect_argument_save_p): Take a pointer to the argument
4586 register, rather than a pointer to the number of arguments.
4587 (mips16e_collect_argument_saves): Only include argument saves
4588 that aren't in the register mask.
4590 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4592 PR rtl-optimization/32450
4593 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4594 to ensure that instructions are not moved into the prologue when
4595 profiling is on. Remove unused prologue_end variable.
4596 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4597 as a scheduling barrier.
4599 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4602 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4603 Disregard DECL_FROM_INLINE.
4605 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4607 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4608 IORing with a constant.
4610 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4612 PR rtl-optimization/32475
4613 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4614 for every definition of the stack pointer.
4616 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4618 * arm.c (vfp3_const_double_index): Copy signed results of
4619 REAL_VALUE_TO_INT into unsigned vars.
4621 2007-07-05 Richard Guenther <rguenther@suse.de>
4624 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4626 * tree-ssa.c (useless_type_conversion_p): Check canonical
4629 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4631 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4632 zero_extendhisi2): Change to define_insn_and_split.
4633 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4635 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4637 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4638 pass_match_asm_constraints): New.
4639 * passes.c (init_optimization_passes): Add new pass.
4640 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4641 * function.h (struct function): Add has_asm_statement bit.
4642 (current_function_has_asm_statement): New.
4643 * tree-pass.h (pass_match_asm_constraints): New.
4645 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4647 * config/mips/mips.c (mips_file_start): Avoid declaration
4650 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4652 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4654 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4656 * rtl.def (NOTE): Change print format string to print
4657 operand 5 as a note insn name.
4659 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4660 David Ung <davidu@mips.com>
4662 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4663 * doc/invoke.texi: (MIPS Options): Document them.
4665 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4666 David Ung <davidu@mips.com>
4668 Add support for SmartMIPS ASE.
4670 * optabs.c (expand_binop_directly): New, broken out from...
4671 (expand_binop): Here. Make it try rotating in the other
4672 direction even when the second operand isn't constant.
4673 * config/mips/mips.md (*lwxs): New.
4674 * config/mips/mips.opt (msmartmips): New.
4675 * config/mips/mips.c (mips_lwxs_address_p): New.
4676 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4677 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4678 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4679 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4680 (ISA_HAS_LWXS): New.
4681 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4682 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4683 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4684 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4685 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4686 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4687 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4689 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4691 * tree-vectorizer.c (new_loop_vec_info): Initialize
4692 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4693 * tree-vectorizer.h (_loop_vec_info): Added new filed
4694 min_profitable_iters.
4695 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4696 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4697 * tree-vect-analyze.c (vect_analyze_operations): Set
4698 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4699 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4700 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4701 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4702 and prologue cost to after they are computed.
4703 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4705 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4706 of creating vectors from scalars according to dt.
4707 (vect_model_store_cost): Likewise.
4708 (vectorizable_call): Use dt array instead of scalar dt. Call
4709 vect_model_simple_cost with additional argument dt.
4710 (vectorizable_assignment): Likewise.
4711 (vectorizable_operation): Likewise.
4712 (vectorizable_type_demotion): Likewise.
4713 (vectorizable_type_promotion): Likewise.
4714 (vectorizable_store): Use dt array instead of scalar dt. Call
4715 vect_model_store_cost with additional argument dt.
4716 (vect_do_peeling_for_loop_bound): Don't call
4717 vect_estimate_min_profitable_iters. Instead, lookup
4718 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4719 "may not be profitable".
4721 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4724 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4725 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4726 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4727 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4729 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4731 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4732 addressing modes cheaper.
4734 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4736 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4737 (dw_ranges_struct): Rename block_num to num. Adjust.
4738 (dw_ranges_by_label_struct): New.
4739 (ranges_by_label, ranges_by_label_allocated,
4740 ranges_by_label_in_use): New variables.
4741 (add_ranges_num): Factored most of the code out of...
4742 (add_ranges): ... this one. Rewrite in terms of the former.
4743 (add_ranges_by_labels): New.
4744 (output_ranges): Output by-label ranges.
4745 (dwarf2out_finish): Output range for multiple-section
4746 compile_unit. Output standard DW_AT_low_pc in addition to
4747 unexpected DW_AT_entry_pc.
4749 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4751 PR tree-optimization/32604
4752 PR tree-optimization/32606
4754 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4755 (compute_antic_safe): Removed.
4756 (ANTIC_SAFE_LOADS): Ditto.
4757 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4758 (execute_pre): Don't call compute_antic_safe.
4759 (vuse_equiv): New function.
4760 (make_values_for_stmt): Use it
4761 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4764 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4767 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4769 (avr_attribute_table): Make "naked" attribute apply to function types
4770 rather than to decls.
4771 (avr_handle_fntype_attribute): New function.
4773 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4775 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4778 2007-07-04 David Ung <davidu@mips.com>
4779 Joseph Myers <joseph@codesourcery.com>
4781 * config/mips/mips.md (type): Add logical, signext and move.
4782 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4783 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4784 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4785 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4786 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4787 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4788 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4789 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4790 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4791 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4792 movv2sf_hardfloat_64bit): Use the new types.
4793 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4794 *movdf_softfloat, *movdf_mips16): Use "multi".
4795 (extendqihi2): Replace with a define_expand.
4796 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4797 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4798 * config/mips/74k.md (r74k_int_logical): New reservation and
4800 (r74k_int_arith): Remove "slt".
4801 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4802 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4803 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4804 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4805 reservations for "arith".
4807 2007-07-04 Richard Guenther <rguenther@suse.de>
4809 * tree-ssa.c (useless_type_conversion_p): Add handling for
4810 scalar float and vector types. Only call the types_compatible_p
4811 langhook for aggregate types as last resort. Follow the
4814 2007-07-04 Richard Guenther <rguenther@suse.de>
4816 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4817 the same as NOP_EXPR.
4819 2007-07-04 Nick Clifton <nickc@redhat.com>
4821 * target.h (struct gcc_target): Add target_help field.
4822 * target-def.h (TARGET_HELP): New.
4823 (TARGET_INITIALIZER): Use TARGET_HELP.
4824 * opts.c (command_handle_option): Invoke target_help function, if
4825 defined, when the user has specified --target-help on the command
4827 * doc/invoke.texi: Mention that --target-help might print
4828 additional information.
4829 * doc/tm.texi: Document TARGET_HELP hook.
4831 * arm.c (TARGET_HELP): Override default definition.
4832 (arm_target_help): New - display a wrapped list of cores and
4833 architectures supported.
4835 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4837 * config/v850/v850.c (expand_prologue): Make sure
4838 GEN_INT() argument is sign extended rather than zero extended.
4839 (expand_epilogue): Likewise.
4840 (output_move_double): Delete.
4841 * config/v850/v850-protos.h (output_move_double): Delete.
4842 * config/v850/v850.md (movdi): Delete.
4843 (*movdi_internal): Delete.
4845 (*movdf_internal): Delete.
4847 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4849 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4850 unless compiling RTP PIC.
4852 2007-07-04 Richard Guenther <rguenther@suse.de>
4854 PR tree-optimization/32482
4855 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4856 original ssa name if we didn't find a shift expression.
4857 Fix shift constant for bit zero test.
4859 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4861 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4863 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4865 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4866 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4867 * config/arm/vxworks.h (ASM_SPEC): Delete.
4868 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4870 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4872 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4873 (DDR_REVERSED_P): New.
4874 * tree-data-ref.c (initialize_data_dependence_relation,
4875 build_classic_dist_vector): Set DDR_REVERSED_P.
4877 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4880 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4881 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4882 init_omega_for_ddr_1): Use non conservative number of iterations
4884 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4885 (analyze_siv_subscript): Remove FIXME and reinitialization of
4886 last_conflicts to chrec_dont_know.
4887 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4889 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4891 * tree.c (maybe_canonicalize_argtypes): Improve description.
4893 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4895 * tree.c (maybe_canonicalize_argtypes): New.
4896 (build_function_type): Set canonical type.
4897 (build_method_type_directly): Ditto.
4898 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4901 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4903 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4905 (rewrite_use_nonlinear_expr): Likewise.
4907 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4909 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4911 2007-07-04 Ben Elliston <bje@au.ibm.com>
4913 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4916 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4918 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4919 (Exception Handling): Likewise.
4921 2007-07-03 Jan Hubicka <jh@suse.cz>
4923 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4925 2007-07-03 Eric Christopher <echristo@apple.com>
4927 * doc/cppopts.texi: Add conflicting option note to -dM.
4928 * doc/invoke.texi: Add note about possible conflicts with
4929 -E for -dCHARS and note that -dM will not produce
4930 any results if there is no machine dependent reorg.
4932 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4934 * tree.h (DECL_ALIGN): Back out previous change.
4936 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4938 * configure.ac: Test for .dtprelword support on MIPS.
4939 * configure, config.in: Regenerate.
4940 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4941 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4943 2007-07-03 Julian Brown <julian@codesourcery.com>
4945 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4946 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4947 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4948 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4950 (all_fpus): Add FPUTYPE_VFP3.
4951 (fp_model_for_fpu): Add VFPv3 field.
4952 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4953 (vfp3_const_double_index): New function. Return integer index of
4954 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4956 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4957 and argument represents a valid RTX for a VFPv3 constant.
4958 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4960 (vfp_emit_fstmd): Similar, for fstmd.
4961 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4962 constants, represented as integer indices.
4963 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4964 VFP_REGNO_OK_FOR_DOUBLE macros.
4965 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4966 (arm_file_start): Set float-abi attribute for VFPv3, and output
4967 correct ".fpu" assembler directive.
4968 (arm_dbx_register_numbering): Add FIXME.
4969 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4970 (fputype): Add FPUTYPE_VFP3.
4971 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4972 (CALL_USED_REGISTERS): Likewise.
4973 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4974 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4975 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4976 (D7_VFP_REGNUM): New.
4977 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4978 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4979 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4980 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4981 (REG_ALLOC_ORDER): Adjust for VFPv3.
4982 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4983 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4984 VFP_LO_REGS, VFP_HI_REGS.
4985 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4986 (IS_VFP_CLASS): Define macro.
4987 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4989 (REGISTER_MOVE_COST): Likewise.
4990 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4991 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4992 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4993 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4994 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4995 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4996 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4997 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4998 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4999 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5000 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5001 where appropriate for single-word registers.
5002 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5003 As above. Fix type attributes.
5004 * config/arm/constraints.md (register_contraint "t"): Define.
5005 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5007 (register_constraint "x"): Define.
5008 (constraint "Dv"): Define.
5010 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5012 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5014 2007-07-03 Tom Tromey <tromey@redhat.com>
5016 * c-parser.c (objc_pq_context): Removed.
5017 (objc_need_raw_identifier): Likewise.
5018 (c_parser) <objc_pq_context>: New field.
5019 <objc_need_raw_identifier>: Likewise.
5020 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5021 (c_lex_one_token): Update.
5022 (c_parser_objc_protocol_definition): Update.
5023 (c_parser_objc_method_definition): Update.
5024 (c_parser_objc_methodproto): Update.
5025 (c_parser_declspecs): Update.
5027 2007-07-03 David Ung <davidu@mips.com>
5029 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5031 2007-07-03 David Ung <davidu@mips.com>
5032 Richard Sandiford <richard@codesourcery.com>
5034 * doc/invoke.texi: Document -march=74kf3_2.
5035 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5036 (TUNE_74K): Check for it.
5037 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5038 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5039 * config/mips/mips.md (cpu): Add 74kf3_2.
5040 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5041 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5042 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5043 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5044 74kf3_2 to the CPU list.
5045 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5046 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5047 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5048 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5049 (r74kf3_2_fxfer_from_c1): New insn reservations.
5051 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5052 David Ung <davidu@mips.com>
5054 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5055 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5056 and 74k[fx]. Document aliases for the new options.
5057 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5058 (PROCESSOR_24KF2_1): ...this.
5059 (PROCESSOR_24KX): Rename to...
5060 (PROCESSOR_24KF1_1): ...this.
5061 (PROCESSOR_74KF): Rename to...
5062 (PROCESSOR_74KF2_1): ...this.
5063 (PROCESSOR_74KX): Rename to...
5064 (PROCESSOR_74KF1_1): ...this.
5065 (TUNE_74K): Update PROCESSOR_* names.
5066 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5067 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5068 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5069 (mips_rtx_cost_data): Update processor names in comments.
5070 (mips_issue_rate): Update PROCESSOR_* names.
5071 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5072 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5073 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5074 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5075 Update cpu attribute names.
5076 (r24k_fpu_iss): Rename this reservation to...
5077 (r24kf2_1_fpu_iss): ...this and update all uses.
5078 (r24kx_fpu_iss): Rename this reservation to...
5079 (r24kf1_1_fpu_iss): ...this and update all uses.
5080 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5081 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5082 Update cpu attribute names.
5084 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5086 * config/m32r/constraints.md: New file.
5087 * config/m32r/m32r.c: Include tm-constrs.h.
5088 (small_data_operand): Use satisfies_constraint_* instead of macro.
5089 (addr24_operand, gen_compare): Likewise.
5090 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5091 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5092 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5093 EXTRA_CONSTRAINT): Likewise.
5094 * config/m32r/m32r.md: Include constraints.md.
5095 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5096 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5097 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5098 (two_insn_const_operand, int8_operand, uint16_operand,
5099 reg_or_int16_operand, reg_or_uint16_operand,
5100 reg_or_cmp_int16_operand, cmp_int16_operand,
5101 seth_add3_operand): Likewise.
5103 2007-07-03 Eric Christopher <echristo@gmail.com>
5105 * libgcc2.h: Conditionally declare __bswapsi2 and
5108 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5110 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5113 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5116 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5117 (__gthrw_pragma): Provide default definition.
5119 * gthr-posix.c (__gthrw_pragma): Define.
5121 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5123 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5124 before declaring inequality.
5126 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5128 * combine.c (recog_for_combine): Log the success or failure of
5129 matching new insn patterns against the machine description in
5132 2007-07-03 Revital Eres <eres@il.ibm.com>
5134 * ddg.c (print_sccs): New function.
5135 (check_sccs): New function.
5136 (create_ddg_all_sccs): Use it.
5137 * ddg.h (print_sccs): Declare.
5138 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5140 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5142 * targhooks.h (default_mode_for_suffix): New function declaration.
5143 * targhooks.c (default_mode_for_suffix): New default target hook.
5144 * target.h (struct c): New structure in the targetm struct.
5145 (mode_for_suffix): New target hook as part of struct c.
5146 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5147 default_mode_for_suffix.
5148 (TARGET_C): New define.
5149 * c-lex.c: Include "target.h".
5150 (interpret_float): Use targetm.c.mode_for_suffix to determine
5151 the mode for a given non-standard suffix.
5152 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5154 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5155 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5157 * doc/extend.texi (Floating Types): New node. Document __float80 and
5158 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5160 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5163 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5164 predicate instead of target_operand.
5165 (divsi3_i1_media, divsi3_media_2): Likewise.
5167 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5169 * tree.h (alias_sets_might_conflict_p): Rename into
5170 alias_sets_must_conflict_p.
5171 * alias.c (alias_sets_might_conflict_p): Likewise.
5172 (alias_sets_conflict_p): Use it.
5173 (objects_must_conflict_p): Likewise.
5174 * c-common.c (strict_aliasing_warning): Adjust.
5176 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5178 * rtlhooks.c (gen_lowpart_if_possible): Check for
5179 invalid subreg before calling gen_lowpart_SUBREG.
5181 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5183 * config/darwin9.h: Add copyright notice.
5184 (LINK_COMMAND_SPEC): Add comment.
5185 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5186 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5187 DARWIN_LIBSYSTEM_HAS_UNWIND.
5189 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5192 * omp-low.c (check_combined_parallel): New function.
5193 (lower_omp_parallel): Call it via walk_stmts, set
5194 OMP_PARALLEL_COMBINED if appropriate.
5195 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5196 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5197 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5198 don't consider it as combined parallel.
5200 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5202 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5203 (gcc_tooldir): Likewise.
5204 * configure: Regenerate.
5205 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5206 old configure.ac gcc_tooldir setting.
5207 (prefix_to_exec_prefix): New variable.
5208 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5209 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5211 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5213 Fix PR tree-optimization/32583
5214 Fix PR tree-optimization/32584
5215 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5216 (phi_translate_set): Use phi_translate directly now.
5217 (make_values_for_stmt): Don't value number RHS if we already know
5220 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5221 Jim Wilson <wilson@specifix.com>
5224 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5227 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5228 Richard Sandiford <richard@codesourcery.com>
5229 Nigel Stephens <nigel@mips.com>
5231 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5232 (mips16e_output_save_restore): Declare.
5233 (mips16e_save_restore_pattern_p): Likewise.
5234 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5235 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5236 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5237 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5238 (BITSET_P): New global macro, extracted from...
5239 (mips_for_each_saved_reg): ...here.
5240 (mips16e_save_restore_info): New struct.
5241 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5242 (mips16e_save_restore_regs): New variable.
5243 (mips_split_plus, mips16e_find_first_register): New functions.
5244 (mips16e_mask_registers): New function.
5245 (compute_frame_size): Expand the commentary before the function.
5246 Enforce the MIPS16e save and restore register range restrictions.
5247 Pad the general register save area at the low end.
5248 (mips16e_save_restore_reg, mips16e_build_save_restore)
5249 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5250 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5251 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5253 (mips_expand_prologue, mips_expand_epilogue): Handle
5254 GENERATE_MIPS16E_SAVE_RESTORE.
5255 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5257 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5259 PR tree-optimization/31966
5260 PR tree-optimization/32533
5261 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5262 "basic_block" description as its third argument. Update function
5263 calls to get destination bb from "edge" argument. Save "cond" into
5264 aux field of the edge. Update prototype for changed arguments.
5265 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5267 (find_phi_replacement_condition): Operate on incoming edges, not
5268 on predecessor blocks. If there is a condition saved in the
5269 incoming edge aux field, AND it with incoming bb predicate.
5270 Return source bb of the first edge.
5271 (clean_predicate_lists): Clean aux field of outgoing node edges.
5272 (tree_if_conversion): Do not initialize cond variable. Move
5273 variable declaration into the loop.
5274 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5275 initializations of new_stmt, arg0 and arg1 variables.
5277 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5279 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5280 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5282 2007-07-02 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa.c (useless_type_conversion_p): Document
5285 future intent as defining the middle-end type system.
5286 Re-structure to call langhook last, group by type class,
5287 mark questionable parts.
5289 2007-07-02 Richard Guenther <rguenther@suse.de>
5291 * tree-flow.h (types_compatible_p): Declare.
5292 * tree-ssa.c (types_compatible_p): New function.
5293 * ipa-type-escape.c (discover_unique_type): Use
5294 types_compatible_p instead of lang_hooks.types_compatible_p.
5295 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5296 * tree-vn.c (expressions_equal_p): Likewise.
5297 * tree.c (fields_compatible_p): Likewise.
5298 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5299 (cprop_operand): Use useless_type_conversion_p instead of
5300 lang_hooks.types_compatible_p.
5301 * tree-inline.c (setup_one_parameter): Likewise.
5302 (declare_return_variable): Likewise.
5303 * tree-nrv.c (tree_nrv): Likewise.
5304 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5305 (maybe_fold_offset_to_component_ref): Likewise.
5306 (maybe_fold_offset_to_reference): Likewise.
5307 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5308 (merge_alias_info): Likewise.
5309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5310 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5311 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5312 * tree-tailcall.c (find_tail_calls): Likewise.
5313 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5314 * gimplify.c (canonicalize_addr_expr): Likewise.
5315 (fold_indirect_ref_rhs): Likewise.
5316 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5317 (cpt_same_type): Likewise.
5318 (check_pointer_types_r): Swap parameters to cpt_same_type
5320 * fold-const.c (fold_convert): Revert fix for PR15988.
5321 * tree-inline.c (setup_one_parameter): Instead fix it here by
5322 using fold_build1 instead of fold_convert and checking for
5323 error_mark_node. Convert only if the conversion is necessary.
5325 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5327 * configure.ac: Check for .gnu_attribute on Power.
5328 * configure: Regenerate.
5329 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5330 attribute for floating-point ABI.
5332 2007-07-02 Ira Rosen <irar@il.ibm.com>
5334 PR tree-optimization/32230
5335 PR tree-optimization/32477
5336 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5337 address is a constant.
5339 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5341 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5342 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5343 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5344 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5345 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5346 64-bit targets. Add support for *-elfoabi*.
5347 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5348 different settings if $(tm_defines) does not select the EABI.
5349 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5350 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5351 (MIPS_ARCH_OPTION_SPEC): Likewise.
5352 (MIPS_ISA_LEVEL_SPEC): Likewise.
5353 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5354 * config/mips/elfoabi.h: New file.
5356 2007-07-02 Richard Guenther <rguenther@suse.de>
5358 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5359 (useless_type_conversion_p): ... this.
5360 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5361 (useless_type_conversion_p): ... this.
5362 * builtins.c (fold_builtin_memory_op): Rename
5363 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5364 * tree-cfg.c (verify_expr): Likewise.
5365 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5366 * tree-ssa-ccp.c (ccp_fold): Likewise.
5367 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5368 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5370 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5371 * tree-ssa-pre.c (eliminate): Likewise.
5372 * tree-ssa.c (delete_tree_ssa): Likewise.
5373 (tree_ssa_useless_type_conversion): Likewise.
5374 * tree.c (build2_stat): Likewise.
5376 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5378 Fix PR tree-optimization/32571
5379 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5382 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5384 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5385 and other expected operations explicitly, change default to
5388 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5390 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5392 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5393 (tls_load_dot_plus_eight): Move the label number into the unspec.
5394 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5396 2007-07-01 Andreas Schwab <schwab@suse.de>
5398 * dwarf2out.c (initial_return_save): Define only if used.
5400 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5402 Unreverting Richard's Revert of:
5404 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5406 * dce.c (deletable_insn_p_1): New function, split out from...
5407 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5408 specially, not those inside PARALLELs. Remove BODY argument
5409 and adjust recursive call accordingly.
5410 (prescan_insns_for_dce): Update call to delete_insn_p.
5412 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5413 Revital Eres <eres@il.ibm.com>
5415 * ddg.c (create_ddg_all_sccs): Fix missed
5416 initialization of scc_nodes.
5418 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5421 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5422 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5424 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5426 * configure.ac: Check for .gnu_attribute on MIPS.
5427 * configure, config.in: Regenerate.
5428 * config/mips/mips.c (mips_file_start): If supported, output
5429 attribute for floating-point ABI.
5431 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5435 (ffs_cmove): New expander to expand using ctz pattern.
5436 (*ffs_cmove): Remove pattern.
5437 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5438 (ffsdi2): Expand using ctz pattern.
5439 (*ffs_rex64): Remove pattern.
5441 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5443 PR rtl-optimization/32296
5444 * pa.md (return): Delete pattern.
5445 (return_internal): Remove "(const_int 1)" from pattern.
5446 (epilogue): Use return_internal pattern for trivial returns.
5447 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5448 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5450 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5452 * tree-ssa-pre.c (is_exception_related): New function
5453 (can_value_number_operation): Use it.
5455 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5457 Fix PR tree-optimization/32540
5458 Fix PR tree-optimization/31651
5460 * tree-ssa-sccvn.c: New file.
5462 * tree-ssa-sccvn.h: Ditto.
5464 * tree-vn.c: Include tree-ssa-sccvn.h
5465 (val_expr_paid_d): Removed.
5466 (value_table): Ditto.
5467 (vn_compute): Ditto.
5468 (val_expr_pair_hash): Ditto.
5469 (val_expr_pair_expr_eq): Ditto.
5470 (copy_vuses_from_stmt): Ditto.
5473 (shared_vuses_from_stmt): Ditto.
5474 (print_creation_to_file): Moved up.
5475 (sort_vuses): Ditto.
5476 (sort_vuses_heap): Ditto.
5477 (set_value_handle): Make non-static.
5478 (make_value_handle): Ditto.
5479 (vn_add): Rewritten to use sccvn lookups.
5480 (vn_add_with_vuses): Ditto.
5481 (vn_lookup): Ditto (and second argument removed).
5482 (vn_lookup_with_vuses): Ditto.
5483 (vn_lookup_or_add): Ditto (and second argument removed);
5484 (vn_lookup_or_add_with_vuses): Ditto.
5485 (vn_lookup_with_stmt): New.
5486 (vn_lookup_or_add_with_stmt): Ditto.
5487 (create_value_handle_for_expr): Ditto.
5489 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5490 (seen_during_translate): New function.
5491 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5492 (phi_trans_add): Ditto.
5493 (constant_expr_p): FIELD_DECL is always constant.
5494 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5495 Use constant_expr_p.
5496 Avoid infinite recursion on mutually valued expressions.
5497 Change callers of vn_lookup_or_add.
5498 (phi_translate): New function.
5499 (compute_antic_safe): Allow phi nodes.
5500 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5501 (find_or_generate_expression): Rewrite slightly.
5502 (create_expression_by_pieces): Updated for vn_lookup_or_add
5504 Update VN_INFO for new names.
5505 (insert_into_preds_of_block): Update for new names.
5506 (add_to_exp_gen): New function.
5507 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5508 (find_existing_value_expr): Rewrite to changed vn_lookup.
5509 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5510 (try_look_through_load): Removed.
5511 (try_combine_conversion): Ditto.
5512 (get_sccvn_value): New function.
5513 (make_values_for_phi): Ditto.
5514 (make_values_for_stmt): Ditto.
5515 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5517 (init_pre): Update for SCCVN changes.
5519 (execute_pre): Ditto.
5521 * tree-flow.h (make_value_handle): Declare.
5522 (set_value_handle): Ditto.
5523 (sort_vuses_heap): Ditto.
5524 (vn_lookup_or_add_with_stmt): Ditto.
5525 (vn_lookup_with_stmt): Ditto.
5526 (vn_compute): Remove.
5529 (vn_lookup): Update arguments.
5531 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5533 (tree-ssa-sccvn.o): New.
5534 (OBJS-common): Add tree-ssa-sccvn.o
5536 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5539 * c-typeck.c (build_external_ref): Don't mark as used if called
5541 * calls.c (rtx_for_function_call): Likewise.
5543 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5547 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5549 * dce.c (deletable_insn_p_1): New function, split out from...
5550 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5551 specially, not those inside PARALLELs. Remove BODY argument
5552 and adjust recursive call accordingly.
5553 (prescan_insns_for_dce): Update call to delete_insn_p.
5555 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5557 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5558 (try_combine): Move potential calls to undo_all() so they happen
5559 before we commit to using the combined insns.
5561 2006-06-30 Jan Hubicka <jh@suse.cz>
5563 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5566 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5568 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5569 (cgraph_remove_unreachable_nodes): Likewise.
5570 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5571 * ipa-inline.c (update_caller_keys): Cast according to the coding
5573 (cgraph_decide_recursive_inlining): Likewise.
5574 (cgraph_decide_inlining_of_small_function): Likewise.
5575 (try_inline): Likewise.
5576 (cgraph_decide_inlining_incrementally): Likewise.
5577 * ipa-pure-const.c (get_function_state): Likewise.
5578 (scan_function): Likewise.
5579 (analyze_function): Likewise.
5580 (static_execute): Likewise.
5581 * ipa-reference.c (scan_for_static_refs): Likewise.
5582 (merge_callee_local_info): Likewise.
5583 (analyze_function): Use type safe memory macros.
5584 (static_execute): Likewise. Cast according to the coding conventions.
5585 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5587 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5589 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5590 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5593 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5596 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5597 for complex modes (both int and real).
5599 2007-06-29 Jan Hubicka <jh@suse.cz>
5601 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5603 2007-06-29 Jan Hubicka <jh@suse.cz>
5606 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5609 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5612 * config/avr/avr.c: Include dataflow header file.
5613 (expand_prologue): Adjust for prologue insn change.
5614 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5617 2007-06-29 Richard Guenther <rguenther@suse.de>
5620 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5621 during type verification.
5623 2007-06-29 Jan Hubicka <jh@suse.cz>
5625 * recog.c (validate_change_rtx_1): Unshare TO argument.
5627 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5629 PR tree-optimization/24659
5630 * tree-vect-transform.c (vectorizable_call): Handle
5631 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5633 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5634 * config/i386/i386.c (enum ix86_builtins)
5635 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5636 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5638 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5639 const using def_builtin_const.
5640 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5641 input operands in the same modes as the result.
5642 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5644 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5646 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5647 (df_set_dead_notes_for_mw): Likewise.
5649 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5651 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5653 2007-06-28 DJ Delorie <dj@redhat.com>
5655 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5657 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5659 * doc/invoke.texi (C++ Dialect Options): Document
5660 fvisibility-ms-compat.
5661 * c.opt (fvisibility-ms-compat): New.
5663 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5666 * tree-affine.c (aff_combination_add_elt): Handle
5667 pointer addition specially.
5669 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5671 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5672 decl is non-external for AIX ABI.
5674 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5676 * config/rs6000/predicates.md (current_file_function_operand):
5677 Ensure the symbol is non-external for AIX ABI.
5679 2007-06-28 Nick Clifton <nickc@redhat.com>
5681 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5682 (fdce, fdse, fpredictive-commoning): Likewise.
5684 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5687 * gcc.c (process_command): Recognize the new -static-libgfortran
5690 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5693 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5694 Use a call clobbered hard reg instead of a pseudo reg.
5696 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5698 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5700 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5703 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5704 REG_LIBCALL and REG_RETVAL notes.
5705 (divsi3, mulsi3): Likewise.
5706 (mulhisi3): Likewise. Use emit_libcall_block.
5707 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5709 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5711 PR rtl-optimization/32481
5712 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5714 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5716 * dce.c (deletable_insn_p_1): New function, split out from...
5717 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5718 specially, not those inside PARALLELs. Remove BODY argument
5719 and adjust recursive call accordingly.
5720 (prescan_insns_for_dce): Update call to delete_insn_p.
5722 2007-06-27 Richard Guenther <rguenther@suse.de>
5725 * tree.h (fold_convertible_p): Declare.
5726 * fold-const.c (fold_convertible_p): New function.
5727 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5728 instead of lang_hooks.types_compatible_p.
5730 2007-06-26 Jan Hubicka <jh@suse.cz>
5732 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5733 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5734 early use validate_unshare_change.
5735 (reload_combine): Likewise.
5736 * recog.c (change_t): New field unshare.
5737 (validate_change_1): Rename from validate_change; add argument unshare.
5738 (validate_change): Turn into wrapper of validate_change_1; update
5739 prototype for bools.
5740 (validate_unshare_change): New.
5741 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5742 calls of df_insn_rescan.
5743 * recog.h (validate_change): Replace ints by bools.
5744 (validate_unshare_change): Declare.
5746 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5748 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5750 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5752 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5754 2007-06-25 Jan Hubicka <jh@suse.cz>
5756 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5758 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5759 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5760 places other call site specific checks are performed.
5762 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5765 * tree-vect-transform.c (vectorizable_operation): Convert
5766 POINTER_PLUS_EXPR over to PLUS_EXPR.
5768 2007-06-25 Chao-ying Fu <fu@mips.com>
5770 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5771 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5772 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5773 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5775 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5776 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5777 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5778 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5779 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5780 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5781 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5782 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5783 ALL_FIXED_POINT_MODE_P): New define.
5784 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5786 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5788 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5789 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5790 MODE_VECTOR_UACCUM): New mode classes.
5792 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5793 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5794 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5797 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5798 (blank_mode): Initialize ibit and fbit.
5799 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5800 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5802 (new_adjust): Change required_class to required_class_from and
5803 required_class_to for testing within a range.
5804 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5805 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5807 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5808 (make_fixed_point_mode): New.
5809 (_ADD_ADJUST): Change C to C1 and C2.
5810 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5811 use a range for machine classes.
5812 (ADJUST_IBIT, ADJUST_FBIT): New.
5813 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5815 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5816 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5817 Emit adjustment for ibit and fbit.
5818 (emit_mode_ibit, emit_mode_fbit): New.
5819 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5821 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5823 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5824 as the source of the set.
5826 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5828 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5829 FP_REGNO_P): Use IN_RANGE.
5830 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5831 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5832 (DATA_REG_P): Use DATA_REGNO_P.
5833 (FP_REG_P): Use FP_REGNO_P.
5834 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5835 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5836 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5838 2007-06-24 Jan Hubicka <jh@suse.cz>
5841 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5843 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5846 * fold-const.c (fold_binary): Strip nops of operand 0
5847 of BIT_NOT_EXPR before calling operand_equal_p.
5848 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5849 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5851 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5853 * doc/extend.texi: Document that dllimport and dllexport imply
5855 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5856 imported or exported declaration, including type declarations.
5857 * c-common.c (handle_visibility_attribute): Check for conflicts
5858 with dllimport/dllexport.
5859 (c_determine_visibility): Handle dllimport/dllexport as an
5860 explicit visibility atttribute.
5862 2007-06-23 Richard Guenther <rguenther@suse.de>
5864 PR tree-optimization/16876
5866 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5868 * tree-inline.c (initialize_inlined_parameters): Do not call
5869 lang_hooks.tree_inlining.convert_parm_for_inlining.
5870 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5871 reason for mismatched types.
5872 * gimplify.c (gimplify_call_expr): Verify the call expression
5873 arguments match the called function type signature. Otherwise
5874 mark the call expression to be not considered for inlining
5875 using CALL_CANNOT_INLINE_P flag.
5876 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5877 edges call expression.
5878 (cgraph_decide_inlining_of_small_function): Likewise.
5879 (cgraph_decide_inlining): Likewise.
5880 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5882 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5883 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5884 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5886 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5887 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5889 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5890 convert_parm_for_inlining member.
5892 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5895 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5896 Remove optimization for GT.
5898 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5901 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5903 (prescan_insns_for_dce): Add extra parameter.
5905 2007-06-23 Jan Hubicka <jh@suse.cz>
5908 * gimplify.c (mark_addressable): New function.
5909 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5911 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5914 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5916 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5919 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5920 moves between MMX/SSE registers to at least 8 units to prevent
5921 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5923 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.c (override_options): Correct x86_sahf
5928 2007-06-21 David Daney <ddaney@avtrex.com>
5931 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5932 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5933 (exception_receiver): Renamed to ...
5934 (nonlocal_goto_receiver): ... this.
5936 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5938 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5939 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5940 partial register accesses.
5942 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5944 * fold-const.c (debug_fold_checksum): Move it under
5945 ENABLE_FOLD_CHECKING.
5947 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5950 * tree.h (debug_fold_checksum): Declared.
5951 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5952 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5953 build_fold_addr_expr_with_type_1.
5954 (fold_addr_expr, debug_fold_checksum): New.
5955 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5956 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5959 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5961 PR tree-optimization/19590
5962 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5963 of scev is a constant.
5964 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5966 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5968 * df-problems.c (df_note_bb_compute): Made computation of live
5969 info consistent with df_lr.
5971 2007-06-21 Richard Guenther <rguenther@suse.de>
5973 PR tree-optimization/32453
5974 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5975 for pointer anti-range.
5977 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5979 * config/i386/i386.c (processor_target_table): Increase maximum
5980 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5983 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5984 byte alignment if > 8 byte alignment is preferred.
5985 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5987 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5989 PR tree-optimization/31866
5990 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5991 if ASM_EXPR's input is not a SSA_NAME.
5994 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5995 but decl is a global var, instead return decl.
5996 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5997 even for is_global_var decls, if they are private in some outer
6000 2007-06-21 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/32451
6003 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6005 2007-06-21 Christian Bruel <christian.bruel@st.com>
6007 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6008 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6009 (push_regs): Changed saving order or banked registers.
6010 (sh_expand_epilogue): Likewise.
6011 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6012 (FIRST_BANKED_REG): Likewise.
6013 (LAST_BANKED_REG): Likewise.
6014 * config/sh/sh.md (banked) New attribute.
6015 (in_delay_slot): Check banked attribute.
6017 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6019 PR tree-optimization/32075
6020 * tree-data-ref.c (subscript_dependence_tester_1,
6021 analyze_miv_subscript, analyze_overlapping_iterations,
6022 add_distance_for_zero_overlaps, build_classic_dist_vector,
6023 subscript_dependence_tester_1, analyze_overlapping_iterations,
6024 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6025 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6026 to evolution_function_is_affine_multivariate_p.
6028 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6030 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6032 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6035 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6037 * config/m32c/prologue.md (epilogue_exitd_16): New.
6038 (epilogue_reit_16): New.
6039 (epilogue_exitd): Rename to epilogue_exitd_24.
6040 (epilogue_reit): Rename to epilogue_reit_24.
6042 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6043 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6045 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6047 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6048 if dbg_cnt (sched_insn) reaches the limit.
6049 (choose_ready): New parameter INSN_PTR and new return value.
6050 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6051 the new return value from choose_ready.
6052 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6053 (rest_of_handle_global_alloc): New global_alloc_at_func.
6055 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6057 PR tree-optimization/25737
6058 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6059 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6060 * tree-flow.h (struct fieldoff): Add new field alias_set.
6061 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6062 argument addressable_type. Set alias_set of fieldoff.
6063 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6064 (create_overlap_variables_for): Pass alias_set from fieldoff to
6066 * alias.c (get_alias_set): Use alias_set from SFT if set.
6068 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6070 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6071 of a variable as an unsigned HOST_WIDE_INT integer.
6073 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6075 PR rtl-optimization/32405
6076 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6078 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6080 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6083 * builtins.c: Include diagnostic.h.
6084 (expand_builtin_expect): Make gcc_assert more permissive.
6085 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6088 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6092 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6093 if ACCUMULATE_OUTGOING_ARGS.
6095 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6097 * config/m68hc11/m68hc11.c: Include dataflow header file.
6098 (m68hc11_reorg): Port to dataflow.
6100 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6102 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6103 (struct df_problem.free_blocks_on_set_blocks): New field.
6104 (struct dataflow.optional_p): New field.
6105 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6106 (df_live_set_all_dirty): New function.
6107 * df-scan.c (df_scan_alloc): Initialize optional_p.
6108 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6109 * df-core.c (df_set_blocks): Removed use of
6110 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6111 df_problem.free_blocks_on_set_blocks to determine which blocks are
6113 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6114 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6115 uses dataflow.optional_p to determine if problem should be
6117 (rest_of_handle_df_initialize): Only start live problem if
6119 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6120 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6121 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6122 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6123 problem_NOTE): Initialize free_blocks_on_set_blocks.
6124 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6126 (df_live_set_all_dirty, df_note_alloc): New function.
6127 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6129 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6130 * postreload.c (reload_combine): Ditto.
6131 * cse.c (cse_extended_basic_block): Ditto.
6132 * regmove.c (mark_flags_life_zones): Ditto.
6133 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6134 erase_matching_seqs): Ditto.
6135 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6136 * integrate (allocate_initial_values): Ditto.
6137 * combine.c (reg_dead_at_p): Ditto.
6138 * resource.c (mark_target_live_regs): Ditto.
6139 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6140 * config/sh/sh.c (find_r0_life_regions): Ditto.
6141 * global.c (rest_of_handle_global_alloc): Only add back df_live
6143 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6145 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6147 (if_convert): Make sure df_live is there at -O == 1.
6148 (pass_if_after_combine): Cleanup flags.
6149 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6150 is there at -O == 1.
6152 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6154 * config/arm/arm.c (arm_get_frame_offsets): Set
6155 offsets->locals_base to avoid negative stack size.
6156 (thumb1_expand_prologue): Assert on negative stack size.
6158 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6160 PR tree-optimization/32367
6161 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6162 of the chrec has no evolution in that loop.
6163 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6165 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6167 * config/xtensa/xtensa.c: Include "df.h".
6168 (xtensa_builtin_saveregs): Use adjust_address instead of
6170 (xtensa_va_start): Invoke make_tree with sizetype for
6171 expand_builtin_saveregs and then convert the result to a pointer.
6172 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6173 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6174 Subtract argument size from index value as integers and then use
6175 POINTER_PLUS_EXPR to add the result to the array address.
6177 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6180 * config/m32c/m32c.c: Include dataflow header file.
6181 (m32c_emit_prologue): Adjust for prologue insn change.
6182 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6183 once inside a PARALLEL. Assume frame size passed in operand 0
6184 includes space to save the fb register.
6185 (prologue_enter_24): Likewise.
6186 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6188 2007-06-19 David Daney <ddaney@avtrex.com
6191 * config/mips/mips.md (cprestore): Mark $gp as used.
6193 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6196 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6197 (frv_ifcvt_modify_insn): Likewise.
6199 2007-06-19 Richard Guenther <rguenther@suse.de>
6201 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6202 only handle positive offsets that fit in a HOST_WIDE_INT.
6204 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6207 result of rsqrt insn for zero input argument to avoid NaN.
6209 2007-06-19 Richard Guenther <rguenther@suse.de>
6212 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6214 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6216 PR tree-optimization/32353
6217 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6219 2007-06-19 Nick Clifton <nickc@redhat.com>
6221 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6223 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6226 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6227 * config/i386/i386.c (assign_386_stack_local): Assert that
6228 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6229 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6230 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6231 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6233 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6235 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6237 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6239 PR rtl-optimization/32321
6240 * gcse.c (replace_store_insn): Update the note before
6241 calling emit_insn_after.
6243 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6246 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6248 * df-problems.c (df_note_bb_compute): Fix dumping info.
6250 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6252 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6253 insn with emit_jump_insn.
6255 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6257 PR tree-optimization/32383
6258 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6259 * targhooks.h (default_builtin_reciprocal): Update prototype.
6260 * target.h (struct gcc_target): Update builtin_reciprocal.
6261 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6262 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6263 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6264 when fndecl is in BUILT_IN_MD class.
6265 (execute_convert_to_rsqrt): Ditto.
6267 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6268 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6269 Convert BUILT_IN_SQRTF code only when md_fn is false.
6271 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6273 * bt-load.c (move_btr_def): Fix the order of arguments
6274 to validate_replace_rtx.
6276 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6278 * config/m68k/m68k-devices.def: Add 54450..54455.
6280 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6282 PR rtl-optimization/32366
6283 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6284 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6287 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6290 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6291 this is true, rescan insn being modified.
6292 (sms_schedule): Added rescan parameter.
6293 (rest_of_handle_sms): Moved freeing of dominance info to before
6294 getting out of cfg_layout.
6296 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6298 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6299 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6302 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6303 FL_CF_EMAC from the entry for isac.
6305 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6306 (const_sibcall_operand): New.
6307 (sibcall_operand): Use it.
6308 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6309 (m68k_isas): ISAC does not imply FPU or EMAC.
6310 (override_options): Add ISA_C logic for symbolic jump & call.
6312 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6314 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6315 return mode from the builtin itself.
6316 (sparc_fold_builtin): Fix cast of zero constant.
6318 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6320 * targhooks.c (default_builtin_reciprocal): New default target hook.
6321 * targhooks.h (default_builtin_reciprocal): Add prototype.
6322 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6323 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6324 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6325 default_builtin_reciprocal.
6327 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6330 * hooks.c (hook_tree_tree_bool_null): New hook.
6331 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6332 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6333 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6334 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6335 and convert it to reciprocal a*rfunc(b).
6336 (execute_convert_to_rsqrt): New function.
6337 (gate_convert_to_rsqrt): New function.
6338 (pass_convert_to_rsqrt): New pass definition.
6339 * target.h (struct gcc_target): Add builtin_reciprocal.
6340 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6341 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6342 TARGET_BUILTIN_RECIPROCAL.
6343 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6345 * config/i386/i386.h (TARGET_RECIP): New define.
6346 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6347 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6348 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6349 and not optimizing for size.
6350 (*rcpsf2_sse): New insn pattern.
6351 (*rsqrtsf2_sse): Ditto.
6352 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6353 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6354 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6355 and not optimizing for size.
6356 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6357 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6358 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6359 and not optimizing for size.
6360 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6361 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6362 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6363 and not optimizing for size.
6364 (*sse_rsqrtv4sf2): Do not export.
6366 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6367 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6368 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6369 and not optimizing for size.
6371 * config/i386/i386.opt (mrecip): New option.
6372 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6373 (ix86_emit_swsqrtsf): Ditto.
6374 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6375 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6377 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6378 ix86_expand_unop1_builtin.
6379 (ix86_emit_swdivsf): New function.
6380 (ix86_emit_swsqrtsf): Ditto.
6381 (ix86_builtin_reciprocal): New function.
6382 (TARGET_BUILTIN_RECIPROCAL): Use it.
6383 (ix86_vectorize_builtin_conversion): Rename from
6384 ix86_builtin_conversion.
6385 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6386 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6387 "i386 and x86_64 Options" section.
6388 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6390 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6391 Zdenek Dvorak <dvorakz@suse.cz>
6392 Richard Guenther <rguenther@suse.de>
6393 Kaz Kojima <kkojima@gcc.gnu.org>
6395 * tree-vrp.c (compare_values_warnv): Convert val2 to
6397 (extract_range_from_assert): Create
6398 POINTER_PLUS_EXPR for pointer types.
6399 (extract_range_from_binary_expr): Handle
6400 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6402 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6403 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6404 POINTER_PLUS_EXPR as PLUS_EXPR.
6405 (number_of_iterations_lt_to_ne):
6406 For pointer types, use sizetype when
6407 creating MINUS_EXPR/PLUS_EXPRs.
6408 (assert_loop_rolls_lt): For pointer types, use sizetype when
6409 creating MINUS_EXPR/PLUS_EXPRs.
6410 (number_of_iterations_le): Likewise.
6411 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6412 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6413 like PLUS_EXPR and MINUS_EXPR.
6414 * tree-pretty-print.c (dump_generic_node): Handle
6416 (op_prio): Likewise.
6417 (op_symbol_1): Likewise.
6418 * optabs.c (optab_for_tree_code): Likewise.
6419 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6421 * tree-tailcall.c (process_assignment): Mention
6422 POINTER_PLUS_EXPR in a TODO comment.
6423 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6424 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6425 not used with a pointer and an integer type.
6426 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6427 increment using chrec_convert_rhs instead of chrec_convert.
6428 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6429 PLUS_EXPR except for the right hand side's type will be
6431 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6432 (fold_used_pointer_cast): Kill.
6433 (pointer_offset_p): Kill.
6434 (fold_used_pointer): Kill.
6435 (pointer_used_p): Kill.
6436 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6437 call fold_used_pointer.
6438 (instantiate_parameters_1): Convert the increment
6439 using chrec_convert_rhs instead of chrec_convert.
6440 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6441 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6442 instead of PLUS_EXPR.
6443 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6444 PLUS_EXPR for pointers.
6445 (std_gimplify_va_arg_expr): Likewise.
6446 (fold_builtin_memory_op): Likewise.
6447 (fold_builtin_strstr): Likewise.
6448 (fold_builtin_strchr): Likewise.
6449 (fold_builtin_strrchr): Likewise.
6450 (fold_builtin_strpbrk): Likewise.
6451 (expand_builtin_memory_chk): Likewise.
6452 (fold_builtin_memory_chk): Likewise.
6453 (std_expand_builtin_va_start): Use
6454 sizetype for the call to make_tree and then convert
6455 to the pointer type.
6456 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6457 instead of PLUS_EXPR for adding to a pointer.
6458 (std_gimplify_va_arg_expr): Use fold_build2 for
6459 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6460 the operands to sizetype first and then cast the BIT_AND_EXPR
6461 back to the pointer type.
6462 * fold-const.c (build_range_check): Handle pointer types
6464 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6465 of PLUS_EXPR's. Make sure the offset is converted to
6467 (try_move_mult_to_index): Strip the NOPs from the offset.
6468 Remove code argument and replace all uses with PLUS_EXPR.
6469 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6470 specially. Don't use a pointer type for MINUS_EXPR.
6471 (fold_unary): Handle for (T1)(X op Y),
6472 only p+ as that is the only as that can be handled for
6473 binary operators now.
6474 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6476 <case PLUS_EXPR>: Add folding of PTR+INT into
6478 Don't call try_move_mult_to_index.
6479 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6480 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6481 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6482 Don't call try_move_mult_to_index.
6483 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6484 (tree_expr_nonzero_p): Likewise.
6485 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6486 of PLUS_EXPR for the complex expression folding.
6487 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6488 first chrec is a pointer type, then the second should
6489 be sizetype and not the first's type.
6490 For POINTER_PLUS_EXPR, use a different right hand side type.
6491 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6492 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6493 different right hand side type.
6494 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6495 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6496 instead of PLUS_EXPR.
6497 When either operand is zero, convert the other operand.
6498 (chrec_apply): Use chrec_convert_rhs
6499 on the argument x instead of chrec_convert.
6500 (reset_evolution_in_loop): For pointer types, the new_evol
6502 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6503 different right hand side type.
6504 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6505 (chrec_convert_rhs): New function.
6506 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6507 different right hand side type.
6508 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6509 * tree-chrec.h (chrec_convert_rhs): New prototype.
6510 (build_polynomial_chrec): For pointer types, the right hand
6511 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6512 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6513 Remove subtraction case as it is always addition now.
6514 Make sure the offset is converted to sizetype.
6515 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6516 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6517 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6518 PLUS_EXPR in pointer type.
6519 Handle POINTER_PLUS_EXPR.
6520 (tree_to_aff_combination): Likewise.
6521 (force_expr_to_var_cost): Likewise.
6522 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6523 instead of PLUS_EXPR for pointers.
6524 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6525 instead of PLUS_EXPR of pointer types.
6526 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6528 (check_va_list_escapes): Likewise.
6529 (check_all_va_list_escapes): Likewise.
6530 * dwarf2out.c (loc_descriptor_from_tree_1):
6531 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6532 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6533 (string_constant): Likewise.
6534 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6535 the offset to the base, use POINTER_PLUS_EXPR.
6536 (add_to_parts): Convert the index to sizetype.
6537 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6538 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6539 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6540 Offset only holds something for PLUS_EXPR.
6541 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6543 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6545 (analyze_accesses_for_modify_stmt): Likewise.
6546 Remove comment about the type being integral type as it is
6548 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6550 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6552 Correct the type which the artimentic is done in (is now
6555 * tree-data-ref.c (split_constant_offset): Handle
6557 * tree-affine.c (tree_to_aff_combination): Likewise.
6558 * c-typeck.c (build_unary_op): For pointers create the increment
6559 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6561 * gimplify.c (gimplify_self_mod_expr): Create a
6562 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6563 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6564 * tree.def (POINTER_PLUS_EXPR): New tree code.
6565 * tree-predcom.c (ref_at_iteration): If we have a pointer
6566 type do the multiplication in sizetype.
6567 * tree-mudflap.c (mf_xform_derefs_1): Create a
6568 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6569 * tree-ssa-forwprop.c
6570 (forward_propagate_addr_into_variable_array_index):
6571 Don't expect there to be a cast for the index as that
6572 does not exist anymore.
6573 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6574 instead of PLUS_EXPR.
6575 Don't check for the first operand of the POINTER_PLUS_EXPR
6576 was the index as it cannot be.
6577 Call forward_propagate_addr_into_variable_array_index with
6578 the SSA_NAME instead of the statement.
6579 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6580 (compare_constant): Likewise.
6581 (copy_constant): Likewise.
6582 (compute_reloc_for_constant): Likewise.
6583 (output_addressed_constants): Likewise.
6584 (initializer_constant_valid_p): Likewise.
6585 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6586 Convert the MIN/MAX of the inner type to the outer
6587 type before comparing them.
6588 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6589 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6590 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6591 of PLUS_EXPR for pointers.
6592 * tree-inline.c (estimate_num_insns_1): Handle
6594 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6595 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6596 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6597 instead of PLUS_EXPR for the pointer increment statement.
6598 (vect_update_ivs_after_vectorizer): For pointer types, create
6599 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6600 MULT_EXPR in sizetype.
6601 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6603 * tree-object-size.c (plus_expr_object_size): Handle
6604 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6605 code which is trying to figure out which side is a pointer and
6607 (check_for_plus_in_loops_1): Likewise.
6608 (check_for_plus_in_loops): Likewise.
6609 * c-common.c (pointer_int_sum): Create a
6610 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6611 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6612 only POINTER_PLUS_EXPR. Removing all the extra
6613 code which is trying to figure out which side is a pointer and
6615 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6616 PLUS_EXPR and MINUS_EXPR.
6617 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6619 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6620 with make_tree, instead of a pointer type.
6621 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6622 for pointers instead of PLUS_EXPR.
6623 (s390_gimplify_va_arg): Likewise.
6624 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6625 instead of PLUS_EXPR when doing addition on pointer
6626 types. Use sizetype for the second operand.
6627 (spu_gimplify_va_arg_expr): Likewise.
6628 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6629 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6630 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6631 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6632 for the pointer addition and also use size_int/sizetype
6634 (ix86_gimplify_va_arg): Likewise.
6635 Perform BIT_AND_EXPR on sizetype arguments.
6636 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6637 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6638 for the pointer additions and also use size_int for the offsets.
6639 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6640 additions and also use size_int for the offsets. Perform
6641 BIT_AND_EXPR on sizetype arguments.
6642 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6643 POINTER_PLUS_EXPR for pointers and create the
6644 BIT_AND_EXPR in sizetype.
6645 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6646 instead of PLUS_EXPR for pointer addition.
6647 (rs6000_va_start): Likewise.
6648 Also use sizetype for the offset.
6649 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6650 as PLUS_EXPR/MINUS_EXPR.
6651 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6652 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6653 Don't use BIT_AND_EXPR on a pointer type, convert the
6654 expression to sizetype first.
6655 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6657 (mips_gimplify_va_arg_expr): Likewise.
6658 Don't create BIT_AND_EXPR in a pointer type.
6660 2007-06-15 Eric Christopher <echristo@apple.com>
6662 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6663 (x86_64-*-darwin*): Ditto.
6664 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6667 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6669 * doc/extend.texi: Document behavior of __attribute__((aligned))
6672 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6674 * rtlanal.c (note_stores): Improve documentation.
6676 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6678 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6679 LOCAL_LABEL_PREFIX): Delete.
6680 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6681 (bfin_internal_label): Delete.
6683 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6685 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6686 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6687 otherwise define to LIBGCC2_TF_CEXT.
6688 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6689 (LIBGCC_TF_CEXT): Ditto.
6692 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6694 PR rtl-optimization/32339
6695 * df-scan.c (df_uses_record): Don't modify flags but just add to
6696 it for df_ref_record.
6698 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6700 * tree-mudflap.c: Fix whitespace issues.
6702 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6704 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6706 2007-06-14 Eric Christopher <echristo@apple.com>
6708 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6709 (movv4sf): Use gcc_unreachable instead of abort.
6711 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6714 * config/i386/sfp-machine.h (CMPtype): New define.
6715 (mach stubs): Use CMPtype instead of int as a return type.
6717 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6719 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6720 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6721 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6722 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6723 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6724 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6725 config/soft-fp/soft-fp.h: Update from glibc CVS.
6727 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6729 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6731 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6734 * config/v850/v850.c: Include dataflow header file.
6735 (substitute_ep_register): Fix typo.
6737 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6739 * configure.ac: Fix earlier checkin.
6740 * configure: Regenerated.
6742 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6744 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6745 * aclocal.m4: Regenerate.
6746 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6747 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6748 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6749 * configure: Regenerate.
6750 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6752 * Makefile.in (quickstrap): Build libgcc too.
6754 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6756 * configure.ac: Add --enable-checking=df. Explicitly mention that
6757 the variables are initialized as for "release".
6758 * df-core.c: Use it.
6759 * configure: Regenerate.
6760 * config.in: Regenerate.
6762 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6764 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6765 validate_replace_rtx instead of replace_rtx.
6766 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6768 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6770 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6771 (DWARF2_UNWIND_INFO): Override default if configured with
6773 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6774 (ENDFILE_SPEC): Add crtend.o.
6775 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6776 (ENDFILE_SPEC): Add crtend.o.
6777 (TARGET_USE_JCR_SECTION): Define.
6778 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6780 * config/i386/cygming-crtbegin.c: New file.
6781 * config/i386/cygming-crtend.c: New file.
6783 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6785 * config/i386/w32-unwind.h: New file.
6787 2007-06-13 Eric Christopher <echristo@apple.com>
6789 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6790 the user set a value below STACK_BOUNDARY.
6792 2007-06-13 Thiemo Seufer <ths@networkno.de>
6794 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6795 imply -lpthread for -pthread.
6797 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6799 * basic-block.h: Remove the prototype for
6800 free_basic_block_vars.
6801 * cfglayout.h: Remove the prototype for
6802 insn_locators_initialize.
6803 * tree.h: Remove the prototype for emit_line_note.
6805 * tree-ssa-pre.c (mergephitemp): Remove.
6806 (init_pre): Don't use mergephitemp.
6808 2007-06-13 Eric Christopher <echristo@apple.com>
6810 * config/i386/i386.c (override_options): If we've specified
6811 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6813 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6815 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6818 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6820 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6821 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6822 (eh_store_handler): New pattern.
6823 (eh_return): Emit it instead of a plain move.
6825 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6827 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6828 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6829 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6832 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6834 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6835 (find_next_insn_start, find_load): New functions.
6836 (bfin_reorg): Use them to deal with the fact that parallel insns are
6837 no longer represented as a SEQUENCE.
6839 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6841 * config/sparc/sparc.c (sparc_override_options): Initialize
6844 2007-06-13 Dave Korn <dave.korn@artimi.com>
6846 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6849 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6851 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6852 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6853 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6854 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6855 tree-vect-transform.c: Fix comment typos. Follow spelling
6858 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6860 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6861 to the exit block use set.
6862 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6863 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6864 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6866 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6868 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6869 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6870 to indicate an error.
6871 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6873 (dbg_cnt_process_opt): Print an error on a bad argument.
6874 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6875 * common.opt (-fdbg-cnt-list): New.
6876 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6878 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6880 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6881 flag on ref-all pointers.
6883 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6886 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6887 for the offset with the modifier as EXPAND_INITIALIZER
6888 if the modifier is EXPAND_INITIALIZER.
6889 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6890 a register if we had an overflow.
6892 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6894 * real.c (real_isfinite): New.
6895 (real_sqrt): Use it.
6896 * real.h (real_isfinite): New.
6897 * builtins.c: Use it.
6899 2007-06-12 Ian Lance Taylor <iant@google.com>
6900 Daniel Berlin <dberlin@dberlin.org>
6903 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6904 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6905 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6906 (DECL_NO_TBAA_P): Define.
6907 (struct tree_decl_common): Add no_tbaa_flag field.
6908 * tree-ssa-structalias.c (struct variable_info): Add
6909 no_tbaa_pruning field.
6910 (new_var_info): Initialize no_tbaa_pruning field.
6911 (unify_nodes): Copy no_tbaa_pruning field.
6912 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6913 (dump_solution_for_var): Print no_tbaa_pruning flag.
6914 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6916 (compute_tbaa_pruning): New static function.
6917 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6918 Call compute_tbaa_pruning.
6919 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6920 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6921 * gimple-low.c (lower_stmt): Likewise.
6922 * tree-gimple.c (is_gimple_stmt): Likewise.
6923 * tree-ssa-operands.c (get_expr_operands): Likewise.
6924 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6925 * tree-inline.c (estimate_num_insns_1): Likewise.
6926 (copy_result_decl_to_var): Likewise.
6927 * expr.c (expand_expr_real_1): Likewise.
6928 * tree-pretty-print.c (dump_generic_node): Likewise.
6929 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6930 * omp-low.c (omp_copy_decl_2): Likewise.
6931 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6932 * doc/c-tree.texi (Expression trees): Document
6933 CHANGE_DYNAMIC_TYPE_EXPR.
6935 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6938 with !HONOR_NANS and !HONOR_INFINITIES.
6939 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6941 2007-06-12 Tristan Gingold <gingold@adacore.com>
6943 * gcov.c: Comments updated.
6944 (source_info): Add file_time field.
6945 (source_index): New variable.
6946 (mutiple_files): New variable.
6947 (generate_results): New function extracted from process_file.
6948 (process_file): Save and restore chain of functions, generate
6949 results and free structures only if not merging results.
6950 (release_structures): File names are now freed in create_file_names
6951 (create_file_names): Free previous file names.
6952 (find_source): File date is now read here and modifications in
6953 source files is checked here.
6954 (read_graph_file): Only reverse order of functions for the current
6956 (make_gcov_file_name): Do not generate long names if input_name is
6958 (output_lines): If merging results do not display graph, data and
6960 Checking source file modification is done in find_source.
6962 * doc/gcov.texi: Append an s to sourcefile.
6964 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6966 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6967 (forced_nop): New pattern.
6968 * config/bfin/bfin.c: Include "df.h".
6969 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6970 (bfin_discover_loop): Use df_get_live_in instead of
6971 global_live_at_start.
6972 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6973 df_analyze when done.
6974 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6975 the insns. Use QImode for the final insn in a bundle. Call
6976 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6978 (reorder_var_tracking_notes): New function.
6979 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6980 update_life_info. Call df_analyze after scheduling and bundle
6981 generation. Call reorder_var_tracking_notes if generating these
6982 notes. Call df_finish_pass at the end.
6984 2007-06-12 Dirk Mueller <dmueller@suse.de>
6986 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6987 a comparison, not an assignment.
6989 2007-06-12 Olivier Hainque <hainque@adacore.com>
6991 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6992 Request walking the subtrees only, leaving the current is_lhs/val_only
6994 (convert_non_local_reference): Likewise.
6996 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6998 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7000 2007-06-12 Richard Guenther <rguenther@suse.de>
7002 PR tree-optimization/15353
7003 PR tree-optimization/31657
7004 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7005 * timevar.def: Add TV_TREE_IFCOMBINE.
7006 * tree-pass.h (pass_tree_ifcombine): Declare.
7007 * tree-ssa-ifcombine.c: New file.
7008 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7009 * tree-flow.h (blocks_in_phiopt_order): Declare.
7010 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7011 (tree-ssa-ifcombine.o): New dependencies.
7013 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7015 PR rtl-optimization/32293
7016 * combine.c (simplify_if_then_else): Truncate return from
7017 nonzero_bits() to correct mode.
7019 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7021 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7022 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7024 2007-06-11 Diego Novillo <dnovillo@google.com>
7026 * Makefile.in (reload1.o-warn): Remove.
7028 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7030 * combine.c (subst): Use reg_overlap_mentioned_p
7031 instead of comparing register numbers directly.
7033 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7035 * reload1.c (mark_home_live_1): Use the mode parameter.
7037 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7039 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7040 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7044 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7046 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7048 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7050 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7051 from integer registers.
7052 (FP mode splitters): Handle TFmode.
7054 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7056 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7057 for ref-all pointers that point-to anything.
7059 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7061 * config/arm/arm.c (arm_output_dwarf_dtprel,
7062 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7064 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7066 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7067 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7070 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7072 * tree.c (signed_or_unsigned_type_for): New.
7073 (unsigned_type_for): Use signed_or_unsigned_type_for.
7074 (signed_type_for): Use signed_or_unsigned_type_for.
7075 * tree.h (signed_or_unsigned_type_for): New.
7076 (get_signed_or_unsigned_type): Remove.
7077 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7078 lang_hooks.types.signed_type
7079 (size_diffop): Likewise.
7080 (all_ones_mask_p): Likewise.
7081 (build_range_check): Likewise.
7082 (fold_cond_expr_with_comparison): Likewise.
7083 (fold_cond_expr_with_comparison): Likewise.
7084 (unextend): Likewise.
7085 (extract_muldiv_1): Likewise.
7086 (fold_single_bit_test_into_sign_test): Likewise.
7087 (fold_binary): Likewise.
7088 (fold_ternary): Likewise.
7089 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7090 instead of get_signed_or_unsigned_type.
7091 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7092 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7093 * expr.c (signed_or_unsigned_type_for): Use
7094 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7095 * langhooks.c (get_signed_or_unsigned_type): Remove.
7096 (lhd_signed_or_unsigned_type): Remove.
7097 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7098 signed_or_unsigned_type.
7099 (lhd_signed_or_unsigned_type): Remove.
7100 * expmed.c (make_tree): Use signed_type_for instead of
7101 lang_hooks.types.signed_type.
7102 * c-common.c (same_scalar_type_ignoring_signedness): Use
7103 c_common_signed_type instead of lang_hooks.types.signed_type.
7104 (c_common_unsigned_type): New.
7105 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7106 (shorten_compare): Use c_common_unsigned_type instead of
7107 c_common_signed_or_unsigned_type.
7108 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7110 * convert.c (convert_to_integer): Use signed_type_for instead of
7111 lang_hooks.types.signed_type.
7112 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7113 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7114 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7115 * c-format.c (check_format_types): Use c_common_unsigned_type
7116 instead of unsigned_type_for.
7117 * c-decl.c (groakdeclarator): Likewise.
7118 * c-typeck.c (convert_for_assignment): Likewise.
7119 * c-common.h (c_common_unsigned_type): New.
7121 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7124 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7125 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7127 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7130 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7131 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7133 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7134 Sebastian Pop <sebpop@gmail.com>
7136 * lambda-code.c (remove_iv): New.
7137 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7139 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7141 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7142 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7143 * tree-ssa-loop-prefetch.c: Include optabs.h.
7144 (FENCE_FOLLOWING_MOVNT): New macro.
7145 (struct mem_ref): Add independent_p and storent_p fields.
7146 (record_ref): Initalize the new fields.
7147 (gather_memory_references_ref): Return true if the reference
7149 (gather_memory_references): Check whether all memory accesses
7150 in loop were recorded.
7151 (should_issue_prefetch_p): Return false for nontemporal stores.
7152 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7153 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7154 (determine_loop_nest_reuse): Detect independent memory references.
7155 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7156 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7157 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7158 * config/i386/i386.h (x86_mfence): Declare.
7159 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7160 * config/i386/i386.c (x86_mfence): New variable.
7161 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7163 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7164 * optabs.c (init_optabs): Initialize storent_optab.
7165 * optabs.h (enum optab_index): Add OTI_storent.
7166 (storent_optab): Declare.
7167 * genopinit.c (optabs): Add initialization for storent_optab.
7168 * tree.h (MOVE_NONTEMPORAL): New macro.
7169 * expr.c (expand_assignment, store_expr, store_constructor_field,
7170 store_constructor, store_field, expand_expr_real_1): Propagate
7171 nontemporality of the expanded store.
7172 (emit_storent_insn): New function.
7173 * expr.h (expand_assignment, store_expr): Declaration changed.
7174 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7175 to expand_assignment.
7176 * stmt.c (expand_asm_expr): Ditto.
7177 * calls.c (initialize_argument_information): Pass false as
7178 nontemporality to store_expr.
7179 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7182 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7184 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7186 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7188 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7190 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7191 and allow DECL_P here.
7193 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7195 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7196 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7197 track of the size of the expression.
7198 * cfghooks.c (merge_blocks): Remove block from loops structure only
7199 after call of the merge_blocks hook.
7201 2007-06-09 Tom Tromey <tromey@redhat.com>
7203 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7204 (deprecated_state): Removed.
7205 (start_decl): Update.
7206 (enum deprecated_states): Moved earlier.
7207 (groktypename): Update.
7208 (push_parm_decl): Likewise.
7209 (grokfield): Likewise.
7210 (start_function): Likewise.
7212 2007-06-09 Ian Lance Taylor <iant@google.com>
7214 PR tree-optimization/32169
7215 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7216 CONVERT_EXPR, check whether min and max both converted to an
7217 overflow infinity representation.
7219 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7221 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7222 not inserted on the edge.
7224 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7226 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7227 instructions if they are supported.
7228 (__divsi3, __umodsi3, __modsi3): Likewise.
7229 (__ashldi3, __ashrdi3, __lshrdi3): New.
7230 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7232 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7233 Tony Linthicum <tony.linthicum@amd.com>
7235 * doc/invoke.texi: Add fvect-cost-model flag.
7236 * common.opt (fvect-cost-model): New flag.
7237 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7238 cost fields in stmt_vec_info struct for STMT.
7239 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7240 fields in stmt_vec_info struct and access functions for the same.
7241 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7242 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7243 load, store and vector to scalar operation.
7244 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7245 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7246 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7247 (TARG_VEC_STORE_COST): Define cost of vector store.
7248 (vect_estimate_min_profitable_iters): Define new function.
7249 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7250 check to evaluate if loop iterations are less than minimum profitable
7251 iterations determined by cost model or minimum vect loop bound defined
7252 by user, whichever is more conservative.
7253 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7254 run-time check to evaluate if loop iterations are less than minimum
7255 profitable iterations determined by cost model or minimum vect loop
7256 bound defined by user, whichever is more conservative.
7257 (vect_estimate_min_profitable_iterations): New function to estimate
7258 mimimimum iterartions required for vector version of loop to be
7259 profitable over scalar version.
7260 (vect_model_reduction_cost): New function.
7261 (vect_model_induction_cost): New function.
7262 (vect_model_simple_cost): New function.
7263 (vect_cost_strided_group_size): New function.
7264 (vect_model_store_cost): New function.
7265 (vect_model_load_cost): New function.
7266 (vectorizable_reduction): Call vect_model_reduction_cost during
7268 (vectorizable_induction): Call vect_model_induction_cost during
7270 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7271 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7272 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7273 vectorizable_promotion, vectorizable_demotion): Call
7274 vect_model_simple_cost during analysis phase.
7276 2007-06-08 Simon Baldwin <simonb@google.com>
7278 * reg-stack.c (get_true_reg): Readability change. Moved default case
7279 label into direct switch statement scope.
7281 2007-06-08 Simon Baldwin <simonb@google.com>
7283 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7284 in gcc_assert() with '==' comparison.
7286 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7288 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7289 TARGET_ABM handling of x86_popcnt variable.
7291 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7293 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7294 __builtin_copysignq and __builtin_infq built-in functions.
7296 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7298 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7299 SSE4.2 section. Correct built-in function names in SSE4A section.
7301 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7303 PR tree-optimization/32243
7304 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7305 for ncopies after ratio check between nunits_out and nunits_in.
7306 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7308 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7310 PR tree-optimization/32224
7311 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7312 vectorization upon a non GIMPLE_MODIFY_STMT.
7314 2007-06-08 Christian Bruel <christian.bruel@st.com>
7317 * config/sh/sh.md (doloop_end): New pattern and splitter.
7318 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7320 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7323 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7325 (verify_dominators): Do not change dominance tree.
7327 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7329 * config/sh/constraints.md: New file.
7330 * config/sh/sh.c: Include tm-constrs.h.
7331 (reg_class_from_letter): Remove.
7332 (prepare_cbranch_operands): Use satisfies_constraint_*
7333 function instead of macro.
7334 (andcosts, broken_move, sh_secondary_reload): Likewise.
7335 * config/sh/predicates.md (trapping_target_operand): Likewise.
7336 (and_operand, arith_operand, arith_reg_or_0_operand,
7337 cmp_operand, logical_operand, target_operand,
7338 ua_address_operand, ua_offset, xor_operand): Likewise.
7339 * config/sh/sh.md: Include constraints.md.
7340 (*movsicc_t_false): Use satisfies_constraint_* function
7342 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7343 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7344 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7345 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7346 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7347 (REG_CLASS_FROM_CONSTRAINT): Remove.
7348 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7349 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7350 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7351 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7352 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7353 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7354 function instead of macro.
7355 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7356 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7357 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7358 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7359 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7360 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7361 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7362 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7363 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7364 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7365 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7366 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7367 EXTRA_CONSTRAINT_STR): Likewise.
7368 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7370 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7372 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7374 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7377 * c-common.h (flag_cpp0x): Replaced by...
7378 (cxx_dialect): ... this new variable specifying the C++ dialect that
7380 * c-common.c (flag_cpp0x): Removed.
7381 (cxx_dialect): Defined.
7382 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7384 * c-opts.c (c_common_post_options): Likewise.
7385 (set_std_cxx98): Set cxx_dialect to cxx98.
7386 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7388 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7389 Hui-May Chang <hm.chang@apple.com>
7391 * doc/invoke.texi (Darwin Options): Update documentation for
7392 -mmacosx-version-min.
7393 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7394 * config/darwin-driver.c: New file.
7395 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7396 * config/t-darwin (darwin-driver.o): New rule.
7398 * config/darwin-c.c (version_as_macro): Ignore low digit.
7400 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7402 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7403 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7404 (CSGNMODE): New mode macro.
7405 (CSGNVMODE): New mode attribute.
7406 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7407 expander using CSGNMODE mode macro. Handle TFmode.
7408 (copysign<mode>3_const): Rename from copysignsf3_const and
7409 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7411 (copysign<mode>3_var): Rename from copysignsf3_var and
7412 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7414 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7415 mode macro. Handle TFmode.
7416 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7417 (iortf3, *iortf3): Ditto.
7418 (xortf3, *xortf3): Ditto.
7419 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7420 TFmode and TImode masks.
7421 (ix86_expand_copysign): Expand TFmode copysign insn.
7422 (IX86_BUILTIN_INFQ): New.
7423 (IX86_BUILTIN_FABSQ): Ditto.
7424 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7425 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7426 [__builtin_fabsq]: Ditto.
7427 [__builtin_copysignq]: Ditto.
7428 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7429 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7430 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7431 ix86_expand_binop_builtin().
7433 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7435 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7437 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7440 * rtl.h (push_to_sequence2): New.
7441 * emit-rtl.c (push_to_sequence2): New.
7442 * function.c (assign_parm_data_all): Add new fields.
7443 (assign_parm_setup_block): Call push_to_sequence2 instead of
7445 (assign_parm_setup_reg): Ditto.
7446 (assign_parm_setup_stack): Ditto.
7447 (assign_parms_unsplit_complex): Ditto.
7448 (assign_parms): Change field name.
7450 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7452 PR tree-optimization/32220
7453 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7454 phi node is reached before defining statement.
7456 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7459 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7460 after changing the right hand side of the assignment.
7462 2007-06-06 Eric Christopher <echristo@apple.com>
7464 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7465 (x86_64-*-darwin*): Ditto.
7466 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7467 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7469 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7471 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7473 (add_key): Likewise.
7474 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7475 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7477 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7479 (add_cost_one_coalesce): Likewise.
7480 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7481 variable names. Rename orig to orig_name for consistency.
7482 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7484 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7486 (record_equivalences_from_stmt): Likewise.
7487 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7488 the coding conventions.
7489 (memory_ssa_name_same): Likewise.
7490 (dse_optimize_stmt): Likewise.
7491 (dse_record_phis): Likewise.
7492 (dse_finalize_block): Likewise.
7493 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7494 keywords as variable names.
7495 (may_move_till): Cast according to the coding conventions.
7496 (force_move_till_expr): Avoid using C++ keywords as variable names.
7497 (force_move_till): Cast according to the coding conventions.
7498 (memref_hash): Likewise.
7499 (memref_eq): Likewise.
7500 (gather_mem_refs_stmt): Likewise.
7501 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7502 using C++ keywords as variable names.
7503 (idx_find_step): Cast according to the coding conventions.
7504 (idx_record_use): Likewise.
7505 (find_depends): Likewise.
7506 (prepare_decl_rtl): Likewise.
7507 (mbc_entry_hash): Likewise.
7508 (mbc_entry_eq): Likewise.
7509 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7510 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7511 (idx_infer_loop_bounds): Cast according to the coding conventions.
7512 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7513 * tree-ssa-math-opts.c (occ_new ): Likwise.
7514 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7516 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7518 (add_use_op): Likewise.
7519 (add_vop): Likewise.
7520 (add_vuse_op): Likewise.
7521 (add_vdef_op): Likewise.
7522 (get_expr_operands): Likewise.
7523 (push_stmt_changes): Use type safe memory macros.
7524 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7525 keywords as variable names.
7526 (conditional_replacement): Likewise.
7527 (minmax_replacement): Likewise.
7528 (abs_replacement): Likewise.
7529 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7531 (insert_fake_stores): Avoid using C++ keywords as variable names.
7532 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7534 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7535 (heapvar_insert): Use type safe memory macros.
7536 (new_var_info): Cast according to the coding conventions.
7537 (new_constraint): Likewise.
7538 (remove_preds_and_fake_succs): Use type safe memory macros.
7539 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7541 (thread_single_edge): Likewise.
7542 (thread_through_loop_header): Likewise.
7544 2007-06-06 Eric Christopher <echristo@apple.com>
7546 * config/i386/i386.c (override_options): Move handling
7547 of TARGET_SUBTARGET* earlier.
7549 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7551 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7554 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7556 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7557 emited outside of basic block.
7558 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7560 * rtl.h (delete_insn_chain): Declaration changed.
7561 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7563 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7564 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7565 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7566 to delete_insn_chain.
7567 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7568 do not have bb field set.
7569 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7571 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7572 * cfgcleanup.c (try_optimize_cfg): Ditto.
7574 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7576 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7577 (lambda_body_vector_new): Use type safe memory macros.
7578 (lambda_linear_expression_new): Likewise.
7579 (lambda_loopnest_new): Likewise.
7580 (lambda_lattice_new): Likewise.
7581 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7582 conventions. Use type safe memory macros.
7583 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7584 (lambda_body_vector_s): Likewise.
7585 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7586 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7588 2007-06-06 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7591 if we need to schedule cfg_cleanup.
7592 (tree_ssa_forward_propagate_single_use_vars): Do so.
7594 2007-06-06 Ian Lance Taylor <iant@google.com>
7596 * fold-const.c (merge_ranges): If range_successor or
7597 range_predecessor fail, just return 0.
7599 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7601 PR tree-optimization/32216
7602 * tree-vectorizer.c (supportable_widening_operation): Determine
7603 signedness of FIX_TRUNC_EXPR from output operand.
7604 (supportable_narrowing_operation): Ditto.
7605 * tree-vect-generic.c (expand_vector_operations_1): Determine
7606 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7609 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7611 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7612 (struct pta): ...from here. Change flags to unsigned to avoid
7613 excessive casting (as it is used as a bit mask).
7614 (override_options): Add casts according to the coding convenventions.
7615 (x86_64_elf_unique_section): Likewise.
7616 (examine_argument): Avoid using C++ keywords as variable names.
7617 (construct_container): Likewise.
7618 (legitimize_pic_address): Likewise.
7619 (get_dllimport_decl): Cast according to the coding conventions. Use
7620 type safe memory macros.
7621 (legitimize_address): Cast according to the coding conventions.
7622 (emit_i387_cw_initialization): Corrected the type of slot to enum
7624 (ix86_init_machine_status): Use type safe memory macros.
7625 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7626 (bdesc_pcmpistr): Likewise.
7627 (bdesc_crc32): Likewise.
7628 (bdesc_sse_3arg): Likewise.
7629 (bdesc_2arg): Likewise.
7630 (bdesc_1arg): Likewise.
7631 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7632 (ix86_expand_sse_pcmpistr): Likewise.
7633 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7634 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7635 int to match the langhook definition.
7636 (ix86_builtin_conversion): Change the type of code to unsigned init to
7637 match the langhook definition.
7638 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7640 (ix86_preferred_output_reload_class): Likewise.
7641 (ix86_cannot_change_mode_class): Likewise.
7642 (ix86_memory_move_cost): Likewise.
7643 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7644 avoid excessive casting later on.
7645 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7647 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7650 as flags setting insn.
7651 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7653 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7655 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7656 (UNSPEC_ROUND): New.
7657 ("sse4_1_round<mode>2"): New insn pattern.
7658 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7660 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7661 expander using SSEMODEF mode macro. Expand using
7662 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7663 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7664 expander using SSEMODEF mode macro. Expand using
7665 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7666 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7667 expander using SSEMODEF mode macro. Expand using
7668 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7669 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7670 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7671 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7674 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7675 Sebastian Pop <sebpop@gmail.com>
7677 * lambda.h (build_linear_expr): New.
7678 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7679 Use build_linear_expr, call fold and force_gimple_operand.
7680 (lambda_loopnest_to_gcc_loopnest): Check that there is
7681 something to insert.
7682 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7684 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7686 PR preprocessor/23479
7687 * doc/extend.texi: Document the 0b-prefixed binary integer
7690 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7692 PR tree-optimization/32215
7693 * tree-vectorizer.c (supportable_widening_operation): Return false
7694 for unsupported FIX_TRUNC_EXPR tree code.
7695 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7697 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7699 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7700 register on SPE targets. Change documentation to reflect
7702 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7703 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7704 out of the register allocation pool.
7705 (rs6000_reg_live_or_pic_offset_p): New function.
7706 (rs6000_emit_prologue): Move the actual saving of LR up to free
7707 r0 for holding r11. Split saving of SPE 64-bit registers into
7708 its own case. Ensure that offsets will always be in-range for
7709 'evstdd' by using r11 as a scratch register to point at the start
7710 of the SPE save area. Save r11 if necessary, as it is the static
7712 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7713 into its own case. Ensure that offsets will always be in-range
7714 for 'evldd' by using r11 as a scratch register to point at the
7715 start of the SPE save area. Also adjust r11 when restoring
7716 the stack pointer to compensate for pre-loading r11.
7718 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7720 * cfg.c (init_flow): Use type safe memory macros.
7721 (alloc_block): Likewise.
7722 (unchecked_make_edge): Likewise.
7723 (dump_flow_info): Avoid using C++ keywords as variable names.
7724 (copy_original_table_clear): Cast according to the coding conventions.
7725 (copy_original_table_set): Likewise.
7726 * cfgexpand (label_rtx_for_bb): Likewise.
7727 (expand_gimple_basic_block): Likewise.
7728 * cfghooks.c (dump_bb): Likewise.
7729 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7731 (lv_add_condition_to_bb): Likewise.
7732 * cfglayout (relink_block_chain): Cast according to the coding
7734 (fixup_reorder_chain): Likewise.
7735 (fixup_fallthru_exit_predecessor): Likewise.
7736 * cfgloop.c (glb_enum_p): Likewise.
7737 (get_exit_description): Likewise.
7738 (dump_recorded_exit): Likewise.
7739 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7740 (struct loop): ... from here.
7741 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7743 * cfgrtl.c (rtl_create_basic_block): Likewise.
7744 (rtl_split_block): Likewise.
7745 (rtl_dump_bb): Likewise.
7746 (cfg_layout_split_block): Likewise.
7747 (init_rtl_bb_info): Use typesafe memory macros.
7749 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7750 * graphds.h: Updated all usages of edge to graph_edge.
7751 * graphds.c: Likewise.
7752 * cfgloopanal.c: Likewise.
7754 2007-06-05 Ian Lance Taylor <iant@google.com>
7756 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7757 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7758 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7760 (test_for_singularity): Likewise.
7762 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7764 * config/i386/constraints.md ("Y2"): Replaced by ...
7766 * config/i386/i386.md: Likewise.
7767 * config/i386/mmx.md: Likewise.
7768 * config/i386/sse.md: Likewise.
7770 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/constraints.md ("z"): Replaced by ...
7774 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7775 (sse4_1_blendvps): Likewise.
7776 (sse4_1_pblendvb): Likewise.
7777 (sse4_2_pcmpestr): Likewise.
7778 (sse4_2_pcmpestrm): Likewise.
7779 (sse4_2_pcmpestr_cconly): Likewise.
7780 (sse4_2_pcmpistr): Likewise.
7781 (sse4_2_pcmpistrm): Likewise.
7782 (sse4_2_pcmpistr_cconly): Likewise.
7784 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7786 * matrix-reorg.c (transform_access_sites): Fix computation.
7787 (transform_allocation_sites): Same.
7789 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (override_options): Use
7792 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7794 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7796 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7797 (nonimm_not_xmm0_operand): Ditto.
7798 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7799 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7800 as operand[2] predicate. Require "z" class XMM register for
7801 operand[3]. Adjust asm template.
7802 ("sse4_1_blendvpd"): Ditto.
7803 ("sse4_1_pblendvb"): Ditto.
7804 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7805 force op2 into xmm0 register for variable blend instructions.
7807 2007-06-04 Tom Tromey <tromey@redhat.com>
7809 * c-tree.h (start_enum): Update.
7810 (build_enumerator): Likewise.
7811 * c-decl.c (enum_next_value): Removed.
7812 (enum_overflow): Likewise.
7813 (start_enum): Add c_enum_contents argument. Don't use globals.
7814 (build_enumerator): Likewise.
7815 * c-tree.h (struct c_enum_contents): New struct.
7817 2007-06-04 Tom Tromey <tromey@redhat.com>
7819 * c-common.c (c_common_get_alias_set): Fix indentation.
7821 2007-06-04 Ian Lance Taylor <iant@google.com>
7823 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7824 to overflow, reduce overflow infinity to regular infinity.
7825 (vrp_var_may_overflow): New static function.
7826 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7828 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7830 * stor-layout.c (layout_type): Remove duplicate code.
7832 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7835 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
7836 before build_common_builtin_nodes ().
7838 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7841 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7843 2007-06-04 Jan Hubicka <jh@suse.cz>
7845 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7846 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7847 instead of _stat version.
7849 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7851 PR tree-optimization/32194
7852 * tree-predcom.c (determine_offset): Check that both references have
7855 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7857 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7858 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7859 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7860 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7861 Add argument to iterate_fix_dominators call.
7862 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7863 * gcse.c (hoist_code): Change domby to vector.
7864 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7865 Add argument to iterate_fix_dominators call.
7866 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7867 recompute_dominator.
7868 * lambda-code.c (perfect_nestify): Ditto.
7869 * cfgloopanal.c: Include graphds.h.
7870 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7871 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7872 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7874 * graphds.c: New file.
7875 * graphds.h: New file.
7876 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7877 (get_dominated_by, get_dominated_by_region): Change return type to
7879 (verify_dominators): Recompute all dominators and compare the results.
7880 (recount_dominator): Renamed to ...
7881 (recompute_dominator): ... this. Do not check that the block is
7883 (iterate_fix_dominators): Reimplemented.
7884 (prune_bbs_to_update_dominators, root_of_dom_tree,
7885 determine_dominators_for_sons): New functions.
7886 * et-forest.c (et_root): New function.
7887 * et-forest.h (et_root): Declare.
7888 * Makefile.in (graphds.o): Add.
7889 (cfgloopanal.o): Add graphds.h dependency.
7890 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7891 * basic-block.h (get_dominated_by, get_dominated_by_region,
7892 iterate_fix_dominators): Declaration changed.
7893 (recount_dominator): Renamed to ...
7894 (recompute_dominator): ... this.
7895 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7896 (thread_through_all_blocks): Do not free dominance info.
7898 2007-06-03 Andreas Schwab <schwab@suse.de>
7900 * config/m68k/m68k.c (override_options): Don't override
7902 * config/m68k/m68k-modes.def (SF, DF): Define to use
7903 motorola_single_format and motorola_double_format, resp.
7904 * real.c (motorola_single_format): Renamed from
7905 coldfire_single_format.
7906 (motorola_double_format): Renamed from coldfire_double_format.
7907 (encode_ieee_extended): Generate a proper canonical NaN image
7908 respecting canonical_nan_lsbs_set.
7909 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7911 * real.h: Adjust declarations.
7913 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7916 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7917 the symbol is generated with the stack protector.
7919 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7921 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7922 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7924 * doc/extend.texi (interrupt): Mention m68k.
7926 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7929 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7930 (ix86_expand_sse_pcmpestr): Do not check operands for
7931 "register_operand", when insn operand predicate is "register_operand".
7932 (ix86_expand_sse_pcmpistr): Ditto.
7934 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7935 Uros Bizjak <ubizjak@gmail.com>
7937 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7938 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7939 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7940 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7941 * config/i386/constraints.md ("z"): New register constraint
7942 for members of SSE_FIRST_REG class.
7943 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7944 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7945 SSE_FIRST_REG class.
7946 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7947 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7948 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7949 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7950 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7951 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7952 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7953 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7954 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7955 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7956 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7957 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7958 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7959 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7960 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7961 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7962 (struct builtin_description): Change "flag" field to unsigned.
7963 (bdesc_pcmpestr): New builtin description table.
7964 (bdesc_pcmpistr): Likewise.
7965 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7966 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7967 Initialize pcmp[ei]str[im] insns for SSE4.2.
7968 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7969 (ix86_expand_sse_pcmpistr): Likewise.
7970 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7971 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7972 (UNSPEC_PCMPISTR): Likewise.
7973 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7974 (sse4_2_pcmpestri):New isns pattern.
7975 (sse4_2_pcmpestrm): Likewise.
7976 (sse4_2_pcmpestr_cconly): Likewise.
7977 (sse4_2_pcmpistr): New insn patern and splitter.
7978 (sse4_2_pcmpistri):New isns pattern.
7979 (sse4_2_pcmpistrm): Likewise.
7980 (sse4_2_pcmpistr_cconly): Likewise.
7981 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7984 2007-06-01 David Daney <ddaney@avtrex.com>
7986 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7987 LOADGP_ABSOLUTE and not binds_local_p.
7989 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7991 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7993 2007-06-01 Ian Lance Taylor <iant@google.com>
7995 * tree-vrp.c (compare_name_with_value): Always set
7996 used_strict_overflow if we get a result from the variable itself.
7998 2007-06-01 Ian Lance Taylor <iant@google.com>
8000 PR rtl-optimization/31455
8001 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8002 subregs which have a cast between modes which are not tieable.
8004 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8006 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8007 breaks after return statements.
8009 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8011 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8012 only after no_new_pseudos.
8014 2007-05-31 Eric Christopher <echristo@apple.com>
8016 * expr.c (convert_move): Assert that we don't have a BLKmode
8018 (store_expr): Handle BLKmode moves by calling emit_block_move.
8020 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8022 * c-typeck.c (build_indirect_ref): Include type in error message.
8023 (build_binary_op): Pass types to binary_op_error.
8024 * c-common.c (binary_op_error): Take two type arguments, print out
8026 * c-common.h (binary_op_error): Update prototype.
8028 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8030 * config/i386/i386.c: Correct coments on -mno-sse4.
8032 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8034 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8035 (x86_64-*-*): Likewise.
8036 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8037 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8038 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8039 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8040 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8041 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8042 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8043 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8044 (OPTION_MASK_ISA_SSE4): Likewise.
8045 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8046 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8047 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8048 (override_options): Support SSE4.2.
8049 (ix86_build_const_vector): Support SImode and DImode.
8050 (ix86_build_signbit_mask): Likewise.
8051 (ix86_expand_int_vcond): Support V2DImode.
8052 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8053 (IX86_BUILTIN_CRC32HI): Likewise.
8054 (IX86_BUILTIN_CRC32SI): Likewise.
8055 (IX86_BUILTIN_CRC32DI): Likewise.
8056 (IX86_BUILTIN_PCMPGTQ): Likewise.
8057 (bdesc_crc32): Likewise.
8058 (bdesc_sse_3arg): Likewise.
8059 (ix86_expand_crc32): Likewise.
8060 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8061 (ix86_expand_builtin): Likewise.
8062 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8063 __SSE4_2__ for -msse4.2.
8064 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8065 (CRC32MODE): Likewise.
8066 (crc32modesuffix): Likewise.
8067 (crc32modeconstraint): Likewise.
8068 (sse4_2_crc32<mode>): Likewise.
8069 (sse4_2_crc32di): Likewise.
8070 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8072 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8073 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8074 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8075 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8076 (vcondu<mode>): Likewise.
8077 * doc/extend.texi: Document SSE4.2 built-in functions.
8078 * doc/invoke.texi: Document -msse4.2/-msse4.
8080 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8082 PR tree-optimization/32160
8083 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8084 variable as gimple reg.
8085 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8087 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8089 * gcc.c (main): Don't consider linker options when issuing the
8090 warning about a linker input file not being used.
8092 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8094 * tree-vrp.c (compare_names): Initialize sop.
8096 2007-05-30 Dirk Mueller <dmueller@suse.de>
8098 * cgraphunit.c (cgraph_analyze_function): Remove
8099 computation of inline parameters.
8101 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8105 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8107 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8108 Add vx-common.h. Include vxworks.h between vx-common.h and
8110 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8112 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8113 (TARGET_ASM_DESTRUCTOR): Likewise.
8114 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8115 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8116 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8117 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8118 (VXWORKS_ENDIAN_SPEC): Define.
8119 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8120 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8121 VXWORKS_* equivalents.
8122 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8123 (ASM_FILE_START): Delete.
8124 (TARGET_VERSION): Reformat.
8125 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8126 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8127 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8128 (FPBIT, DPBIT): Define.
8129 (fp-bit.c, dp-bit.c): New rules.
8130 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8131 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8132 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8133 * config/arm/arm.h: Include vxworks-dummy.h.
8134 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8135 Mark with ATTRIBUTE_UNUSED.
8136 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8137 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8138 make it incompatible with -msingle-pic-base.
8139 (arm_function_ok_for_sibcall): Return false for calls that might
8140 go through a VxWorks PIC PLT entry.
8141 (require_pic_register): New function, split out from...
8142 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8144 (arm_load_pic_register): Handle the VxWorks RTP initialization
8145 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8146 (arm_emit_call_insn): New function.
8147 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8148 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8149 (pic_offset_arm): New pattern.
8150 (call, call_value): Use arm_emit_call_insn.
8151 (call_internal, call_value_internal): New expanders.
8152 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8153 VxWorks unless __PIC__.
8155 2007-05-30 Eric Christopher <echristo@gmail.com>
8157 * genrecog.c: Include regs.h in generated file.
8158 * genemit.c: Ditto. Fix up formatting.
8159 * config/mn10300/constraints.md: New.
8160 * config/mn10300/mn10300.md: Include.
8161 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8162 Fix up for removed macro.
8163 * config/mn10300/predicates.md (call_address_operand): Ditto.
8164 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8165 (CONST_OK_FOR_I): Ditto.
8166 (CONST_OK_FOR_J): Ditto.
8167 (CONST_OK_FOR_K): Ditto.
8168 (CONST_OK_FOR_L): Ditto.
8169 (CONST_OK_FOR_M): Ditto.
8170 (CONST_OK_FOR_N): Ditto.
8171 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8175 (EXTRA_CONSTRAINT): Ditto.
8177 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8179 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8181 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8182 OPTION_MASK_ISA_64BIT.
8183 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8185 2007-05-30 Richard Guenther <rguenther@suse.de>
8188 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8189 types for comparison.
8190 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8191 with original typed arguments.
8192 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8194 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8196 PR tree-optimization/31769
8197 * except.c (duplicate_eh_regions): Clear prev_try if
8198 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8200 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8202 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8203 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8204 bsi of the location where statements should be inserted.
8205 (sink_code_in_bb): Take bsi from statement_sink_location.
8206 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8207 instead of bsi_start.
8208 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8210 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8211 (bsi_move_before): Document inconsistency with bsi_move_after.
8212 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8214 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8216 * config/i386/i386.h (TARGET_ABM): New define.
8217 (TARGET_POPCNT): Ditto.
8218 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8219 New temporary defines to redefine from OPTION_ISA_* defines.
8220 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8221 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8222 (ix86_isa_flags): New extern int declaration.
8223 (TARGET_SUBTARGET_DEFAULT): New define.
8224 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8225 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8226 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8227 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8228 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8229 * config/i386/darwin.h: Change TARGET_64BIT define to
8232 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8233 using existing "ix86_isa_flags" varible.
8234 (m32, m64): Use existing "ix86_isa_flags" variable.
8235 (mmmx, m3dnow): Ditto.
8236 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8237 (mabm): Define as non-negative option using "x86_abm" variable.
8238 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8240 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8241 Rewrite feature test bitmap.
8242 (ix86_isa_flags): New initialized global int varible.
8243 (ix86_isa_flags_explicit): New static int variable.
8244 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8245 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8246 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8247 target_flags_explicit.
8248 (override_options): Remove "target_enable" and "target_disable" fields
8249 from "struct ptt". Update processor_target_table accordingly. Remove
8250 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8251 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8252 "target_flags" and "ix86_isa_flags_explicit" instead of
8253 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8254 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8255 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8256 to true when either of PTA_POPCNT or PTA_ABM is set in
8257 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8258 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8259 processor_alias_table flags entry. Remove handling of
8260 "target_enable" and "target_disable" fields of processor_target_table.
8261 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8262 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8263 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8264 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8265 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8267 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8269 2007-05-29 David Daney <ddaney@avtrex.com>
8272 * config/mips/mips.c (mips_output_mi_thunk): Emit
8273 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8275 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8276 * config/i386/i386.c (ix86_function_regparm): Added checking of
8277 ix86_force_align_arg_pointer to determine the number of
8278 register parameters.
8280 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8282 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8283 (SET_DR_MISALIGNMENT): New.
8284 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8285 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8286 Use SET_DR_MISALIGNMENT.
8287 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8289 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8290 find_loop_nest): Export.
8291 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8292 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8293 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8294 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8296 (struct mem_ref): Add field reuse_distance.
8297 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8298 Initialize reuse_distance field.
8299 (issue_prefetch_ref): Select temporality of prefetch according to
8301 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8302 self_reuse_distance, determine_loop_nest_reuse): New functions.
8303 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8304 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8305 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8308 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8310 * tree-ssa-alias.c: Add aliasing overview.
8312 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8313 Danny Smith <dannysmith@users.sourceforge.net>
8316 * config/i386/t-crtfm: Compile crtfastmath.o with
8317 -minline-all-stringops.
8318 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8319 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8321 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8323 * doc/md.texi: Document constraints on HP PA-RISC.
8325 * pa/constraints.md: New file.
8326 * pa.md: Include constraints.md.
8327 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8328 (integer_store_memory_operand, ldil_cint_p): New functions.
8329 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8330 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8331 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8332 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8333 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8335 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8338 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8339 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8340 case POSTDECREMENT_EXPR>): Return the error_mark_node
8341 if either the real or imaginary parts would an
8344 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8346 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8347 name when we remove it from a call.
8349 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8351 * targhooks.c (default_narrow_bitfield): Remove.
8352 * targhooks.h: Remove the prototype for
8353 default_narrow_bitfield.
8355 * langhooks-def.h: Remove the prototype for
8356 hook_get_alias_set_0.
8357 * langhooks.c (hook_get_alias_set_0): Remove.
8359 * global.c (EXECUTE_IF_CONFLICT): Remove.
8361 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8364 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8365 return true when truth_value_p is true and the type
8368 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8370 * doc/install.texi (Prerequisites): We no longer require Autoconf
8371 2.13 for the top-level.
8373 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8375 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8376 memory access via x86_expand_vector_move_misalign() only for
8377 TImode values on 32-bit targets.
8379 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8381 * matrix-reorg.c: New file. Implement matrix flattening and
8382 transposing optimization.
8383 * tree-pass.h: Add matrix reorg pass.
8384 * common.opt: Add fipa-mreorg flag.
8385 * Makefile.in: Add matrix-reorg.c.
8386 * passes.c: Add matrix reorg pass.
8387 * varpool.c (add_new_static_var): New function.
8388 * cgraph.h (add_new_static_var): Declare.
8390 2007-05-27 Eric Christopher <echristo@apple.com>
8392 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8393 sp_offset depending on stack size. Save r12 depending
8394 on registers we're saving later.
8395 (rs6000_emit_epilogue): Update sp_offset depending only
8398 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8400 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8401 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8402 * ifcvt.c (if_convert): Ditto.
8403 * tree-ssa-threadupdate.c (thread_block): Ditto.
8404 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8405 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8406 verify_loop_closed_ssa): Check number_of_loops instead of
8408 * predict.c (tree_estimate_probability): Ditto.
8409 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8410 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8411 * modulo-sched.c (sms_schedule): Ditto.
8412 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8413 (scev_finalize): Do not do anything if scev analysis was not
8415 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8416 current_loops == NULL.
8417 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8418 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8420 (loop_optimizer_finalize): Assert that loops were analyzed.
8421 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8422 rtl_doloop): Check number_of_loops instead of current_loops.
8423 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8424 current_loops == NULL.
8425 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8426 gate_tree_vectorize tree_linear_transform, check_data_deps,
8427 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8428 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8429 Check number_of_loops instead of current_loops.
8430 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8431 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8432 free loops if available.
8433 (execute_pre): Do not pass do_fre to fini_pre.
8435 2007-05-27 Tobias Burnus <burnus@net-b.de>
8438 * real.c (mpfr_from_real): Fix sign of -Inf.
8440 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8442 * tree-vect-transform.c (vectorizable_conversion): Initialize
8443 tree_code variables to ERROR_MARK.
8444 (vectorizable_type_demotion): Likewise.
8445 (vectorizable_type_promotion): Likewise.
8447 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8450 * config/i386/i386.md (movti): Handle push operands via
8453 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8455 * basic-block.h: Remove the prototype for merge_seq_blocks.
8456 * cfgcleanup.c (merge_seq_blocks): Remove.
8458 * tree-flow.h: Remove the prototype for is_aliased_with.
8459 * tree-ssa-alias.c (is_aliased_with): Remove.
8461 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8463 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8465 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8467 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8468 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8469 (vec_unpacks_hi_v16qi): Likewise.
8470 (vec_unpacku_lo_v16qi): Likewise.
8471 (vec_unpacks_lo_v16qi): Likewise.
8472 (vec_unpacku_hi_v8hi): Likewise.
8473 (vec_unpacks_hi_v8hi): Likewise.
8474 (vec_unpacku_lo_v8hi): Likewise.
8475 (vec_unpacks_lo_v8hi): Likewise.
8476 (vec_unpacku_hi_v4si): Likewise.
8477 (vec_unpacks_hi_v4si): Likewise.
8478 (vec_unpacku_lo_v4si): Likewise.
8479 (vec_unpacks_lo_v4si): Likewise.
8481 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8483 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8484 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8485 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8486 follow spelling conventions in various
8487 warning/error/diagnostic messages.
8489 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8490 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8491 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8492 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8493 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8494 * doc/tm.texi: Follow spelling conventions.
8496 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8499 * tree-ssa-forwprop.c
8500 (forward_propagate_addr_into_variable_array_index): Remove
8501 the lhs argument. Use the type of def_rhs instead of lhs.
8502 (forward_propagate_addr_expr_1): Update use of
8503 forward_propagate_addr_into_variable_array_index.
8505 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8506 Nigel Stephens <nigel@mips.com>
8508 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8509 function attributes, "far" being an alias for "long_call".
8510 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8511 (mips_near_type_p, mips_far_type_p): New.
8512 (mips_comp_type_attributes): New function to check that attributes
8513 attached to a function type are compatible.
8514 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8515 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8516 to the target function of the thunk.
8517 (mips_encode_section_info): Check for "near" and "far" function
8518 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8520 * config/mips/predicates.md (const_call_insn_operand): Test only
8521 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8523 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8526 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8527 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8528 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8529 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8531 2007-05-25 Eric Christopher <echristo@apple.com>
8533 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8534 to x86-darwin configurations.
8535 * config/i386/t-darwin: Add softfp support.
8536 * config/i386/t-darwin64: Ditto.
8537 * config/i386/sfp-machine.h: If mach then don't use
8538 aliasing, emit a stub to call.
8540 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8542 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8543 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8544 tree-predcom.c, tree-ssa-alias-warnings.c,
8545 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8546 comment typos. Follow spelling conventions.
8547 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8549 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8552 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8553 constants into memory. Expand unaligned memory references for
8554 SSE modes via x86_expand_vector_move_misalign() function.
8556 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8558 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8559 "memory" attribute for "sseishft" type insn without operands[2].
8561 2007-05-25 Dirk Mueller <dmueller@suse.de>
8562 Marcus Meissner <meissner@suse.de>
8564 * doc/extend.texi (alloc_size): New attribute.
8565 * c-common.c (handle_alloc_size_attribute): New.
8566 * tree-object-size.c (alloc_object_size): Use alloc_size
8567 attribute, if available.
8569 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8573 (__builtin_ia32_vec_ext_v2di): Likewise.
8574 (__builtin_ia32_vec_ext_v4si): Likewise.
8575 (__builtin_ia32_vec_ext_v8hi): Likewise.
8576 (__builtin_ia32_vec_ext_v16qi): Likewise.
8577 (__builtin_ia32_vec_set_v8hi): Likewise.
8579 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8581 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8583 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8585 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8586 (arm_is_longcall_p): Rename to...
8587 (arm_is_long_call_p): ...this. Take a single tree argument and
8589 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8590 (CUMULATIVE_ARGS): Remove call_cookie.
8591 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8592 (ENCODED_LONG_CALL_ATTR_P): Delete.
8593 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8594 LONG_CALL_FLAG_CHAR cases.
8595 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8596 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8597 ARM_DECLARE_FUNCTION_SIZE.
8598 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8599 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8600 (arm_encode_call_attribute, current_file_function_operand): Delete.
8601 (arm_function_in_section_p): New function.
8602 (arm_is_longcall_p): Rename to...
8603 (arm_is_long_call_p): ...this. Take the target function as a single
8604 argument and return a bool. Do not rely on call cookies. Check
8605 whether the target symbol is in the same section as the current
8606 function, not just the same compilation unit.
8607 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8608 (arm_encode_section_info): Don't encode a call type.
8609 * config/arm/arm.md (call, call_value): Update calls to
8610 arm_is_long(_)call_p. Simplify logic.
8611 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8612 Update calls to arm_is_long(_)call_p.
8614 2007-05-25 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/31982
8617 * tree-ssa-forwprop.c
8618 (forward_propagate_addr_into_variable_array_index): Handle arrays
8619 with element size one.
8621 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8623 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8624 (umulsi3_highpart): Likewise.
8626 2007-05-24 Ian Lance Taylor <iant@google.com>
8628 PR rtl-optimization/32069
8629 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8632 2007-05-24 Ollie Wild <aaw@google.com>
8634 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8637 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8639 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8640 (oprs_unchanged_p): Use it to check all registers in a REG.
8641 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8642 (reg_set_between_after_reload_p): Delete.
8643 (reg_used_between_after_reload_p): Likewise.
8644 (reg_set_or_used_since_bb_start): Likewise.
8645 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8646 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8647 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8648 * rtlanal.c (reg_set_p): Check whether REG overlaps
8649 regs_invalidated_by_call, rather than just checking the
8650 membership of REGNO (REG).
8652 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8654 * doc/passes.texi: Document predictive commoning.
8655 * doc/invoke.texi (-fpredictive-commoning): Document.
8656 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8657 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8658 adding indices to the generated name.
8659 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8660 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8661 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8662 (op_symbol_code): ... and exported.
8663 (dump_omp_clause, op_symbol): Use op_symbol_code
8664 instead of op_symbol_1.
8665 * tree-pass.h (pass_predcom): Declare.
8666 * timevar.def (TV_PREDCOM): New timevar.
8667 * tree-ssa-loop.c (run_tree_predictive_commoning,
8668 gate_tree_predictive_commoning, pass_predcom): New.
8669 * tree-data-ref.c (find_data_references_in_loop): Find the
8670 references in dominance order.
8671 (canonicalize_base_object_address): Ensure that the result has
8673 (dr_analyze_innermost): Export.
8674 (create_data_ref): Code to fail for references with invariant
8676 (find_data_references_in_stmt): ... here.
8677 * tree-data-ref.h (dr_analyze_innermost): Declare.
8678 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8679 (aff_combination_find_elt, name_expansion_hash,
8680 name_expansion_eq, tree_to_aff_combination_expand,
8681 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8683 * tree-affine.h (aff_combination_constant_multiple_p,
8684 tree_to_aff_combination_expand): Declare.
8685 * tree-predcom.c: New file.
8686 * common.opt (fpredictive-commoning): New option.
8687 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8688 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8689 * Makefile.in (tree-predcom.o): Add.
8690 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8691 * passes.c (init_optimization_passes): Add dceloop after
8692 copy propagation in loop optimizer. Add predictive commoning
8693 to loop optimizer passes.
8695 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8697 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8700 2007-05-24 Jan Hubicka <jh@suse.cz>
8702 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8704 (genheader): Include statistics.h.
8706 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8708 * print-rtl.c (flag_dump_unnumbered): Update comments.
8709 (print_rtl): Fix my previous change.
8710 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8713 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8716 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8718 (thread_through_all_blocks): Call initialize_original_copy_tables
8719 and free_original_copy_tables.
8720 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8722 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8723 * cfghooks.c (duplicate_block): Use get_loop_copy.
8724 * cfg.c: Include cfgloop.h.
8725 (loop_copy): New hash table.
8726 (initialize_original_copy_tables): Initialize loop_copy table.
8727 (free_original_copy_tables): Free loop_copy table.
8728 (copy_original_table_clear, copy_original_table_set,
8729 set_loop_copy, get_loop_copy): New functions.
8730 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8731 * cfgloop.h (struct loop): Remove copy field.
8732 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8733 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8735 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8737 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8738 -msse/-msse2/-msse3.
8740 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8742 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8743 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8745 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8748 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8749 * targhooks.h (default_mangle_decl_assembler_name): Declare
8751 * targhooks.c (default_mangle_decl_assembler_name): Define
8753 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8755 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8756 * langhooks.c (lhd_set_decl_assembler_name): Call
8757 targetm.mangle_decl_assembler_name for names with global scope.
8759 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8761 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8762 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8764 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8765 New. Factored out of i386_pe_encode_section_info.
8766 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8767 Move check for prior decoration of stdcall
8768 symbols to i386_pe_encode_section_info.
8769 (i386_pe_encode_section_info): Adjust call to
8770 gen_stdcall_or_fastcall_suffix. Use
8771 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8772 (i386_pe_mangle_decl_assembler_name): New. Wrap
8773 i386_pe_maybe_mangle_decl_assembler_name.
8775 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8777 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8778 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8779 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8780 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8781 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8784 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8785 Nigel Stephens <nigel@mips.com>
8786 Richard Sandiford <richard@codesourcery.com>
8788 Fix up MIPS16 hard float and add support for complex.
8790 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8791 (TARGET_SOFT_FLOAT_ABI): New.
8792 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8793 __mips_soft_float to reflect the ABI in use, not whether the
8794 FPU is directly accessible (e.g., in MIPS16 mode).
8795 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8796 (UNITS_PER_FPVALUE): Likewise.
8798 * config/mips/mips.c (mips_expand_call): Remove redundant
8799 TARGET_MIPS16 check.
8800 (mips_arg_regno): New.
8801 (function_arg_advance): When setting bits in cum->fp_code for
8802 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8804 (function_arg): Use mips_arg_regno.
8805 (mips_return_mode_in_fpr_p): New.
8806 (mips16_call_stub_mode_suffix): New.
8807 (mips16_cfun_returns_in_fpr_p): New.
8808 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8809 (mips_output_function_prologue): Test mips16_hard_float, not
8810 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8811 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8812 return value into a floating-point register.
8813 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8814 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8815 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8816 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8817 word of double arguments from or to the high bits of 64-bit
8818 floating point registers.
8819 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8820 (mips16_fpret_double): New helper function.
8821 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8822 support for complex modes. Fill in DECL_RESULT for stubdecl.
8823 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8825 * config/mips/mips16.S
8826 (RET, ARG1, ARG2): New.
8827 (MERGE_GPRf, MERGE_GPRt): New.
8828 (DELAYt, DELAYf): New.
8829 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8830 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8831 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8832 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8833 (SFOP): Renamed to...
8834 (OPSF3): This, and macro-ified. Updated all uses.
8835 (SFOP2): Renamed to...
8836 (OPSF2): This, and macro-ified. Updated all uses.
8837 (SFCMP): Renamed to...
8838 (CMPSF): This, and macro-ified. Updated all uses.
8839 (SFREVCMP): Renamed to...
8840 (REVCMPSF): This, and macro-ified. Updated all uses.
8841 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8842 (LDDBL1, LDDBL2, RETDBL): Deleted.
8843 (DFOP): Renamed to...
8844 (OPDF3): This, and macro-ified. Updated all uses.
8845 (DFOP2): Renamed to...
8846 (OPDF2): This, and macro-ified. Updated all uses.
8847 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8848 (DFCMP): Renamed to...
8849 (CMPDF): This, and macro-ified. Updated all uses.
8850 (DFREVCMP): Renamed to...
8851 (REVCMPDF): This, and macro-ified. Updated all uses.
8852 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8853 (RET_FUNCTION): New.
8854 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8855 (__mips16_ret_sc, __mips16_ret_dc): New.
8856 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8857 STUB_ARGS_6, STUB_ARGS_10): New.
8858 (CALL_STUB_NO_RET): New.
8859 (__mips16_call_stub_1): Macro-ified.
8860 (__mips16_call_stub_5): Macro-ified.
8861 (__mips16_call_stub_2): Macro-ified.
8862 (__mips16_call_stub_6): Macro-ified.
8863 (__mips16_call_stub_9): Macro-ified.
8864 (__mips16_call_stub_10): Macro-ified.
8865 (CALL_STUB_RET): New.
8866 (__mips16_call_stub_sf_0): Macro-ified.
8867 (__mips16_call_stub_sf_1): Macro-ified.
8868 (__mips16_call_stub_sf_5): Macro-ified.
8869 (__mips16_call_stub_sf_2): Macro-ified.
8870 (__mips16_call_stub_sf_6): Macro-ified.
8871 (__mips16_call_stub_sf_9): Macro-ified.
8872 (__mips16_call_stub_sf_10): Macro-ified.
8873 (__mips16_call_stub_df_0): Macro-ified.
8874 (__mips16_call_stub_df_1): Macro-ified.
8875 (__mips16_call_stub_df_5): Macro-ified.
8876 (__mips16_call_stub_df_2): Macro-ified.
8877 (__mips16_call_stub_df_6): Macro-ified.
8878 (__mips16_call_stub_df_9): Macro-ified.
8879 (__mips16_call_stub_df_10): Macro-ified.
8880 (__mips16_call_stub_sc_0): New.
8881 (__mips16_call_stub_sc_1): New.
8882 (__mips16_call_stub_sc_5): New.
8883 (__mips16_call_stub_sc_2): New.
8884 (__mips16_call_stub_sc_6): New.
8885 (__mips16_call_stub_sc_9): New.
8886 (__mips16_call_stub_sc_10): New.
8887 (__mips16_call_stub_dc_0): New.
8888 (__mips16_call_stub_dc_1): New.
8889 (__mips16_call_stub_dc_5): New.
8890 (__mips16_call_stub_dc_2): New.
8891 (__mips16_call_stub_dc_6): New.
8892 (__mips16_call_stub_dc_9): New.
8893 (__mips16_call_stub_dc_10): New.
8895 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8896 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8897 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8899 2007-05-23 Ian Lance Taylor <iant@google.com>
8901 * doc/invoke.texi (Invoking GCC): Document that the order of the
8904 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8907 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8908 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8909 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8913 * config/score/score.c (score_print_operand): Make sure that only
8914 lower bits are used.
8916 2007-05-22 Ian Lance Taylor <iant@google.com>
8918 * tree-vrp.c (avoid_overflow_infinity): New static function,
8919 broken out of set_value_range_to_value.
8920 (set_value_range_to_value): Call avoid_overflow_infinity.
8921 (extract_range_from_assert): Likewise.
8923 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8926 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8927 change the type before looking for a COMPOUND_EXPR.
8929 2007-05-22 Ian Lance Taylor <iant@google.com>
8931 * lower-subreg.c (decompose_multiword_subregs): If we change an
8932 insn, call remove_retval_note on it.
8934 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8936 * regs.h (end_hard_regno): New function.
8937 (END_HARD_REGNO, END_REGNO): New macros.
8938 (add_to_hard_reg_set): New function.
8939 (remove_from_hard_reg_set): Likewise.
8940 (in_hard_reg_set_p): Likewise.
8941 (overlaps_hard_reg_set_p): Likewise.
8942 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8943 (note_btr_set): Use END_HARD_REGNO.
8944 * caller-save.c (setup_save_areas): Use end_hard_regno.
8945 (mark_set_regs): Use END_HARD_REGNO.
8946 (add_stored_regs): Use end_hard_regno.
8947 (mark_referenced_regs): Use add_to_hard_reg_set.
8948 * combine.c (update_table_tick): Use END_REGNO.
8949 (record_value_for_reg): Likewise.
8950 (record_dead_and_set_regs): Likewise.
8951 (get_last_value_validate): Likewise.
8952 (use_crosses_set_p): Likewise.
8953 (reg_dead_at_p_1): Likewise.
8954 (reg_dead_at_p): Likewise.
8955 (mark_used_regs_combine): Use add_to_hard_reg_set.
8956 (move_deaths): Use END_HARD_REGNO.
8957 (reg_bitfield_target_p): Use end_hard_regno.
8958 (distribute_notes): Use END_HARD_REGNO.
8959 * cse.c (mention_regs): Use END_REGNO.
8960 (insert): Use add_to_hard_reg_set.
8961 (invalidate): Use END_HARD_REGNO.
8962 (invalidate_for_call): Likewise.
8963 (exp_equiv_p): Use END_REGNO.
8964 (cse_insn): Likewise.
8965 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8966 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8967 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8968 * function.c (keep_stack_depressed): Use end_hard_regno.
8969 * global.c (global_alloc): Use end_hard_regno.
8970 (global_conflicts): Use add_to_hard_reg_set instead of
8972 (find_reg): Likewise.
8973 (mark_reg_store): Likewise.
8974 (mark_reg_conflicts): Likewise.
8975 (mark_reg_death): Use remove_from_hard_reg_set.
8976 (mark_reg_live_nc): Delete.
8977 (set_preference): Use end_hard_regno.
8978 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8979 remove_from_hard_reg_set.
8980 (post_mark_life): Use add_to_hard_reg_set.
8981 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8982 (reg_becomes_live): Use add_to_hard_reg_set.
8983 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8984 (peep2_find_free_register): Use add_to_hard_reg_set.
8985 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8986 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8987 * regrename.c (note_sets): Use add_to_hard_reg_set.
8988 (clear_dead_regs): Use remove_from_hard_reg_set.
8989 (regrename_optimize): Use add_to_hard_reg_set.
8990 (find_oldest_value_reg): Use in_hard_reg_set_p.
8991 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8992 (hard_reg_set_here_p): Use end_hard_regno.
8993 (decompose): Likewise.
8994 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8995 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8996 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8997 (mark_home_live): Use end_hard_regno.
8998 (spill_hard_reg): Likewise.
8999 (clear_reload_reg_in_use): Likewise.
9000 * reorg.c (delete_prior_computation): Use END_REGNO.
9001 * resource.c (update_live_status): Use END_HARD_REGNO.
9002 (mark_referenced_resources): Use add_to_hard_reg_set.
9003 (mark_set_resources): Likewise.
9004 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9005 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9006 (reg_overlap_mentioned_p): Likewise.
9007 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9008 (covers_regno_no_parallel_p): Use END_REGNO.
9009 (find_regno_note): Likewise.
9010 (find_reg_fusage): Use END_HARD_REGNO.
9011 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9012 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9014 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9016 * mode-switching.c (reg_dies): Change type of second argument to
9018 (optimize_mode_switching): Update accordingly.
9020 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9022 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9024 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9025 (hard_reg_set_empty_p): ...these new functions.
9026 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9027 GO_IF_HARD_REG_SUBSET.
9028 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9029 instead of GO_IF_HARD_REG_EQUAL.
9030 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9031 instead of GO_IF_HARD_REG_EQUAL.
9032 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9033 GO_IF_HARD_REG_SUBSET.
9034 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9035 GO_IF_HARD_REG_EQUAL.
9036 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9037 of GO_IF_HARD_REG_SUBSET.
9038 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9039 instead of GO_IF_HARD_REG_EQUAL.
9040 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9041 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9042 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9043 of GO_IF_HARD_REG_SUBSET,
9044 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9045 GO_IF_HARD_REG_SUBSET.
9046 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9047 instead of GO_IF_HARD_REG_EQUAL.
9048 * config/sh/sh.c (push_regs, calc_live_regs): Use
9049 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9050 (hard_regs_intersect_p): Delete.
9052 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9054 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9056 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9057 Richard Henderson <rth@redhat.com>
9059 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9061 (x86_64-*-*): Likewise.
9063 * i386/i386-modes.def (V2QI): New.
9065 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9067 (override_options): Support SSE4.1.
9068 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9069 (IX86_BUILTIN_BLENDPS): Likewise.
9070 (IX86_BUILTIN_BLENDVPD): Likewise.
9071 (IX86_BUILTIN_BLENDVPS): Likewise.
9072 (IX86_BUILTIN_PBLENDVB128): Likewise.
9073 (IX86_BUILTIN_PBLENDW128): Likewise.
9074 (IX86_BUILTIN_DPPD): Likewise.
9075 (IX86_BUILTIN_DPPS): Likewise.
9076 (IX86_BUILTIN_INSERTPS128): Likewise.
9077 (IX86_BUILTIN_MOVNTDQA): Likewise.
9078 (IX86_BUILTIN_MPSADBW128): Likewise.
9079 (IX86_BUILTIN_PACKUSDW128): Likewise.
9080 (IX86_BUILTIN_PCMPEQQ): Likewise.
9081 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9082 (IX86_BUILTIN_PMAXSB128): Likewise.
9083 (IX86_BUILTIN_PMAXSD128): Likewise.
9084 (IX86_BUILTIN_PMAXUD128): Likewise.
9085 (IX86_BUILTIN_PMAXUW128): Likewise.
9086 (IX86_BUILTIN_PMINSB128): Likewise.
9087 (IX86_BUILTIN_PMINSD128): Likewise.
9088 (IX86_BUILTIN_PMINUD128): Likewise.
9089 (IX86_BUILTIN_PMINUW128): Likewise.
9090 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9091 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9092 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9093 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9094 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9095 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9096 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9097 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9098 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9099 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9100 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9101 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9102 (IX86_BUILTIN_PMULDQ128): Likewise.
9103 (IX86_BUILTIN_PMULLD128): Likewise.
9104 (IX86_BUILTIN_ROUNDPD): Likewise.
9105 (IX86_BUILTIN_ROUNDPS): Likewise.
9106 (IX86_BUILTIN_ROUNDSD): Likewise.
9107 (IX86_BUILTIN_ROUNDSS): Likewise.
9108 (IX86_BUILTIN_PTESTZ): Likewise.
9109 (IX86_BUILTIN_PTESTC): Likewise.
9110 (IX86_BUILTIN_PTESTNZC): Likewise.
9111 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9112 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9113 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9114 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9115 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9117 (bdesc_sse_3arg): Likewise.
9118 (bdesc_2arg): Likewise.
9119 (bdesc_1arg): Likewise.
9120 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9122 (ix86_expand_sse_4_operands_builtin): New.
9123 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9124 smaller than 8 bits as the 2nd arg.
9125 (ix86_expand_sse_ptest): New.
9126 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9127 (ix86_expand_vector_set): Support SSE4.1.
9128 (ix86_expand_vector_extract): Likewise.
9130 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9131 __SSE4_1__ for -msse4.1.
9133 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9134 (UNSPEC_INSERTPS): Likewise.
9135 (UNSPEC_DP): Likewise.
9136 (UNSPEC_MOVNTDQA): Likewise.
9137 (UNSPEC_MPSADBW): Likewise.
9138 (UNSPEC_PHMINPOSUW): Likewise.
9139 (UNSPEC_PTEST): Likewise.
9140 (UNSPEC_ROUNDP): Likewise.
9141 (UNSPEC_ROUNDS): Likewise.
9143 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9145 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9146 (const_pow2_1_to_32768_operand): Likewise.
9148 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9151 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9153 (sse4_1_insertps): Likewise.
9154 (*sse4_1_extractps): Likewise.
9155 (sse4_1_ptest): Likewise.
9156 (sse4_1_mulv2siv2di3): Likewise.
9157 (*sse4_1_mulv4si3): Likewise.
9158 (*sse4_1_smax<mode>3): Likewise.
9159 (*sse4_1_umax<mode>3): Likewise.
9160 (*sse4_1_smin<mode>3): Likewise.
9161 (*sse4_1_umin<mode>3): Likewise.
9162 (sse4_1_eqv2di3): Likewise.
9163 (*sse4_1_pinsrb): Likewise.
9164 (*sse4_1_pinsrd): Likewise.
9165 (*sse4_1_pinsrq): Likewise.
9166 (*sse4_1_pextrb): Likewise.
9167 (*sse4_1_pextrb_memory): Likewise.
9168 (*sse4_1_pextrw_memory): Likewise.
9169 (*sse4_1_pextrq): Likewise.
9170 (sse4_1_blendpd): Likewise.
9171 (sse4_1_blendps): Likewise.
9172 (sse4_1_blendvpd): Likewise.
9173 (sse4_1_blendvps): Likewise.
9174 (sse4_1_dppd): Likewise.
9175 (sse4_1_dpps): Likewise.
9176 (sse4_1_movntdqa): Likewise.
9177 (sse4_1_mpsadbw): Likewise.
9178 (sse4_1_packusdw): Likewise.
9179 (sse4_1_pblendvb): Likewise.
9180 (sse4_1_pblendw): Likewise.
9181 (sse4_1_phminposuw): Likewise.
9182 (sse4_1_extendv8qiv8hi2): Likewise.
9183 (*sse4_1_extendv8qiv8hi2): Likewise.
9184 (sse4_1_extendv4qiv4si2): Likewise.
9185 (*sse4_1_extendv4qiv4si2): Likewise.
9186 (sse4_1_extendv2qiv2di2): Likewise.
9187 (*sse4_1_extendv2qiv2di2): Likewise.
9188 (sse4_1_extendv4hiv4si2): Likewise.
9189 (*sse4_1_extendv4hiv4si2): Likewise.
9190 (sse4_1_extendv2hiv2di2): Likewise.
9191 (*sse4_1_extendv2hiv2di2): Likewise.
9192 (sse4_1_extendv2siv2di2): Likewise.
9193 (*sse4_1_extendv2siv2di2): Likewise.
9194 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9195 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9196 (sse4_1_zero_extendv4qiv4si2): Likewise.
9197 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9198 (sse4_1_zero_extendv2qiv2di2): Likewise.
9199 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9200 (sse4_1_zero_extendv4hiv4si2): Likewise.
9201 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9202 (sse4_1_zero_extendv2hiv2di2): Likewise.
9203 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9204 (sse4_1_zero_extendv2siv2di2): Likewise.
9205 (*sse4_1_zero_extendv2siv2di2): Likewise.
9206 (sse4_1_roundpd): Likewise.
9207 (sse4_1_roundps): Likewise.
9208 (sse4_1_roundsd): Likewise.
9209 (sse4_1_roundss): Likewise.
9210 (mulv4si3): Don't expand for SSE4.1.
9211 (smax<mode>3): Likewise.
9212 (umaxv4si3): Likewise.
9213 (uminv16qi3): Likewise.
9214 (umin<mode>3): Likewise.
9215 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9217 * doc/extend.texi: Document SSE4.1 built-in functions.
9219 * doc/invoke.texi: Document -msse4.1.
9221 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9223 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9224 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9225 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9226 (ASM_SPEC): Add asm_pcrel_spec.
9227 (EXTRA_SPECS): Add asm_pcrel_spec.
9229 2007-05-21 David Daney <ddaney@avtrex.com>
9231 * doc/install.texi (Building a cross compiler): Add requirements
9232 for Java cross compiler.
9234 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9237 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9238 Add loopno argument. Use evolution_function_is_invariant_rec_p
9239 instead of evolution_function_is_constant_p.
9240 Update calls to evolution_function_is_affine_multivariate_p.
9241 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9242 Add loopno argument.
9243 * tree-scalar-evolution.c (gather_chrec_stats): Call
9244 evolution_function_is_affine_multivariate_p with a loop
9246 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9247 (analyze_overlapping_iterations): Likewise.
9248 (access_functions_are_affine_or_constant_p): Likewise.
9249 (build_classic_dist_vector_1): If the access functions
9250 are equal, don't do anything.
9252 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9253 Paolo Carlini <pcarlini@suse.de>
9254 Uros Bizjak <ubizjak@gmail.com>
9256 * c-cppbuiltin.c (c_cpp_builtins): Define
9257 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9258 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9259 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9260 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9262 2007-05-21 Mike Stump <mrs@apple.com>
9264 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9266 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9268 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9270 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9271 implementation if __OPTIMIZE__ is not defined.
9272 (_mm_alignr_pi8): Ditto.
9273 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9274 (_mm_inserti_si64): Ditto.
9275 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9276 (_mm_slli_epi16): Ditto.
9277 (_mm_slli_epi32): Ditto.
9278 (_mm_slli_epi64): Ditto.
9279 (_mm_srai_epi16): Ditto.
9280 (_mm_srai_epi32): Ditto.
9281 (_mm_srli_si128): Ditto.
9282 (_mm_slli_si128): Ditto.
9283 (_mm_srli_epi16): Ditto.
9284 (_mm_srli_epi32): Ditto.
9285 (_mm_srli_epi64): Ditto.
9286 (_mm_extract_epi16): Ditto.
9287 (_mm_insert_epi16): Ditto.
9288 (_mm_shufflehi_epi16): Ditto.
9289 (_mm_shufflelo_epi16): Ditto.
9290 (_mm_shuffle_epi32): Ditto.
9291 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9293 (_mm_insert_pi16): Ditto.
9295 (_mm_shuffle_pi16): Ditto.
9297 (_mm_shufle_ps): Ditto.
9298 (_mm_prefetch): Ditto.
9300 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9302 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9303 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9304 * real.c (encode_i370_single, decode_i370_single,
9305 encode_i370_double, decode_i370_double): Functions removed.
9306 (i370_single_format, i370_double_format): Initializations removed.
9307 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9308 Consider the log2_b field to always be one.
9309 (ieee_single_format, mips_single_format, coldfire_single_format,
9310 ieee_double_format, mips_double_format, coldfire_double_format,
9311 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9312 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9313 ibm_extended_format, mips_extended_format, ieee_quad_format,
9314 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9315 decimal_single_format, decimal_double_format, decimal_quad_format,
9316 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9317 initialization of log2_b.
9318 * real.h (i370_single_format, i370_double_format): Declarations
9320 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9321 field to always be one.
9323 2007-05-21 Andreas Schwab <schwab@suse.de>
9325 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9326 NOTE_INSN_BASIC_BLOCK_P.
9327 (process_for_unwind_directive): Likewise.
9329 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9331 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9332 * function.h (struct function): Move va_list_gpr_size,
9333 va_list_fpr_size, function_frequency to front of bitfields. Add
9335 (current_function_calls_unwind_init): New.
9336 * except.c (expand_builtin_unwind_init): Set
9337 current_function_calls_unwind_init not
9338 current_function_has_nonlocal_label.
9339 * reload1.c (has_nonexceptional_receiver): New.
9340 (reload): Use it and current_function_calls_unwind_init to
9341 determine whether call-saved regs must be saved.
9343 2007-05-20 Jan Hubicka <jh@suse.cz>
9345 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9346 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9347 * ddg.c (create_ddg): LIkewise.
9348 * final.c (final): Remove hunk moving line number notes around since
9349 they are no longer present at this stage.
9350 (final_scan_insn): Use NOTE_KIND instead of
9351 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9352 (output_asm_label): Likewise.
9353 * reorg.c (dbr_schedule): Likewise.
9354 * haifa-sched.c (unlink_other_notes): Likewise.
9355 * mode-switching.c (optimize_mode_switching): Likewise.
9356 * graph.c (start_bb): Likewise.
9357 * rtl.def (NOTE): Update description.
9358 * jump.c (squeeze_notes): Delete.
9359 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9360 NOTE_INSN_BASIC_BLOCK_P when possible.
9361 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9362 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9363 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9364 (dwarf2out_var_location): Likewise.
9365 * cfgbuild.c (make_edges): Likewise.
9366 (find_basic_blocks_1): Likewise.
9367 * function.c (reorder_blocks_1): Likewise.
9368 (epilogue_done): Likewise.
9369 (reposition_prologue_and_epilogue_notes): Likewise.
9370 * print-rtl.c (print_rtx): Likewise; drop code for printing
9372 (print_rtl): Likewise.
9373 (print_rtl_single): Likewise.
9374 * gcse.c (insert_insn_start_bb): Likewise.
9375 * alias.c (init_alias_analysis): Likewise.
9376 * calls.c (fixup_tail_calls): Likewise.
9377 * except.c (sjlj_emit_function_enter): Likewise.
9378 * emit-rtl.c (add_insn_after): Likeiwse.
9379 (emit_label_before): Likewise.
9380 (emit_label_after): Likewise.
9381 (emit_note_before, emit_note_after, emit_note): Update
9382 parameter to be enum insn_note; do not deal with source
9384 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9385 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9387 (merge_blocks_move_successor_nojumps): Simplify now when
9388 we don't have BLOCK notes.
9389 (try_optimize_cfg): Likewise.
9390 * cfglayout.c (skip_insns_after_block): Likewise.
9391 (record_effective_endpoints): Likewise.
9392 (duplicate_insn_chain): Likewise.
9393 * varasm.c (output_constant_pool_1): Likewise.
9394 * sched-deps.c (sched_analyze): Likewise.
9395 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9397 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9398 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9399 (SET_INSN_DELETED): Simplify.
9400 (NOTE_LINE_NUMBER): Exterminate.
9401 (NOTE_LINE_KIND): New.
9402 (NOTE_INSN_BASIC_BLOCK_P): Update.
9403 (enum insn_note): Simplify.
9404 (GET_NOTE_INSN_NAME) Simplify.
9405 (emit_note_before, emit_note_after, emit_note): Update prototype.
9406 (squeeze_notes): Remove.
9407 * sched-int.h (NOTE_NOT_BB_P): Update.
9408 * resource.c (mark_target_live_regs): Update.
9409 * sched-rgn.c (debug_dependencies): Update.
9410 * sched-vis.c (print_insn): Update.
9411 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9412 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9413 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9414 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9415 (split_branches): Update.
9416 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9418 (sh_adjust_unroll_max): Exterminate.
9419 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9420 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9421 (m68hc11_reorg): Likewise.
9422 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9423 (emit_predicate_relation_info): Update.
9424 (process_for_unwind_directive): Update.
9425 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9426 (output_call): Update.
9427 * config/pa/pa.c (output_lbranch): Update.
9428 (output_millicode_call): Update.
9429 (output_call): Update.
9430 (pa_combine_instructions): Update.
9431 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9432 * config/bfin/bfin.c (gen_one_bundle): Update.
9433 * cfgrtl.c (can_delete_note_p): Update.
9434 (delete_insn): Update.
9435 (rtl_merge_blocks): Update.
9436 (commit_one_edge_insertion): Update.
9437 (rtl_verify_flow_info): Update.
9438 * stmt.c (expand_case): Do not call squeeze_notes.
9440 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9447 * c.opt (Wtype-limits): New.
9448 * doc/invoke.texi (Wtype-limits): Document it.
9449 (Wextra): Enabled by -Wextra.
9450 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9451 * c-common.c (shorten_compare): Warn with Wtype-limits.
9453 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9455 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9456 inlined function, not as a macro.
9457 (_mm_alignr_pi8): Ditto.
9458 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9459 (_mm_inserti_si64): Ditto.
9460 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9461 (_mm_extract_epi16): Ditto.
9462 (_mm_insert_epi16): Ditto.
9463 (_mm_shufflehi_epi16): Ditto.
9464 (_mm_shufflelo_epi16): Ditto.
9465 (_mm_shuffle_epi32): Ditto.
9466 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9467 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9469 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9471 (_m_to_float): Use C89 compatible assignment.
9473 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9476 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9478 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9481 * doc/invoke.texi (Wreturn-type): Complete description.
9482 (Wextra): Delete item about return-type warning.
9483 * c-decl.c: Delete redundant Wextra warning.
9485 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9488 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9489 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9490 inlined function, not as a macro.
9491 (_mm_prefetch): Ditto.
9493 (_mm_insert_pi16): Ditto.
9495 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9496 (_m_pshufw): Ditto. Add const to __N argument.
9497 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9498 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9499 (_mm_slli_epi32): Ditto.
9500 (_mm_srli_si128): Implement as always inlined function, not as a
9501 macro. Add __inline to function declaration.
9502 (_mm_slli_si128): Ditto.
9504 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9506 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9507 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9509 (struct fenv): New structure.
9510 (FP_HANDLE_EXCEPTIONS): New define.
9511 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9512 (_FP_DECL_EXP): New define.
9513 (FP_INIT_ROUNDMODE): New define.
9514 (FP_ROUNDMODE): New define.
9516 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9518 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9519 (Wconversion): Update description.
9520 (Wconversion-sign): New.
9521 * c.opt (Wconversion-sign): New.
9522 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9523 means disabled for C++. Otherwise, take the status of Wconversion.
9524 * c-common.c (conversion_warning): Warn with either Wconversion or
9526 (warnings_for_convert_and_check): Conditions are already checked by
9528 (convert_and_check): Don't check warnings if the conversion failed.
9530 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9531 Anatoly Sokolov <aesok@dol.ru>
9533 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9534 avr_epilogue_uses) : Add declaration.
9535 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9536 * config/avr/constraints.md (R): New constraint.
9537 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9538 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9539 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9540 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9541 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9542 call_prologue_saves, epilogue_restores, return_from_epilogue,
9543 return_from_main_epilogue, return_from_interrupt_epilogue,
9544 return_from_naked_epilogue, prologue, epilogue): New patterns.
9545 (jump): Handle symbol reference.
9546 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9547 avr_output_function_prologue, avr_output_function_epilogue): Remove
9549 (avr_init_machine_status, expand_prologue, expand_epilogue,
9550 avr_asm_function_end_prologue, avr_epilogue_uses,
9551 avr_asm_function_begin_epilogue): New functions.
9552 (prologue_size, epilogue_size, jump_tables_size): Remove global
9554 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9555 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9556 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9557 (avr_override_options): Initialise init_machine_status.
9558 (output_movhi): Handle all stack pointer loads.
9559 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9560 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9561 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9562 (EPILOGUE_USES) Redefine.
9563 (machine_function) Declare.
9565 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9567 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9568 Use a single return statement.
9570 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9573 * builtins.c (do_mpfr_lgamma_r): New.
9574 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9575 * tree.h (CASE_FLT_FN_REENT): New.
9577 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9579 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9580 (output_die): Use 'unsigned long' with %x.
9581 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9582 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9583 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9585 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9587 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9592 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9593 true if function has no argument.
9595 2007-05-18 DJ Delorie <dj@redhat.com>
9597 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9598 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9600 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9602 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9603 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9604 count_trailing_zeros.
9605 (__i386__): Implement count_leading_zeros using __builtin_clz().
9606 Implement count_trailing_zeros usign __builtin_ctz().
9608 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9610 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9612 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9615 * expr.c (emit_move_change_mode): Change mode of push operands here.
9617 2007-05-17 Ian Lance Taylor <iant@google.com>
9619 PR tree-optimization/31953
9620 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9622 (set_value_range_to_null): Call set_value_range_to_value.
9623 (extract_range_from_comparison): Likewise.
9625 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9627 * toplev.c (print_version): Output GMP/MPFR version info.
9629 * builtins.c (CASE_MATHFN_REENT): New macro.
9630 (mathfn_built_in): Use it.
9631 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9632 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9633 BUILT_IN_LGAMMAL_R): New.
9634 * doc/extend.texi: Document new builtins.
9637 * builtins.c (do_mpfr_remquo): New.
9638 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9639 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9642 * builtins.c (fold_builtin_1): Handle y0, y1.
9643 (fold_builtin_2): Handle yn.
9646 * builtins.c (do_mpfr_bessel_n): New.
9647 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9648 (fold_builtin_2): Handle BUILT_IN_JN.
9650 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9653 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9654 TYPE_PRECISION (intmax_type_node).
9656 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9659 * reload.c (subst_reloads): Remove checking.
9661 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9663 PR rtl-optimization/31691
9664 * combine.c (simplify_set): Build a new src pattern instead of
9665 substituting its operands in the COMPARE case.
9667 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9669 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9670 (execute_vrp): Preserve loops through jump threading.
9671 * tree-ssa-threadupdate.c (thread_single_edge,
9672 dbds_continue_enumeration_p, determine_bb_domination_status,
9673 thread_through_loop_header): New functions.
9674 (create_edge_and_update_destination_phis,
9675 create_edge_and_update_destination_phis): Set loops for the new blocks.
9676 (prune_undesirable_thread_requests): Removed.
9677 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9679 (thread_block): Do not call prune_undesirable_thread_requests.
9681 (mark_threaded_blocks): Select edges to thread here.
9682 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9683 Thread edges through loop headers independently.
9684 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9685 * tree-pass.h (TODO_mark_first_instance): New.
9686 (first_pass_instance): Declare.
9687 * cfghooks.c (duplicate_block): Put the block to the original loop
9688 if copy is not specified.
9689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9690 jump threading. Pass may_peel_loop_headers to
9691 thread_through_all_blocks according to first_pass_instance.
9692 * cfgloop.h (create_preheader): Declare.
9693 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9694 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9695 * passes.c (first_pass_instance): New variable.
9696 (next_pass_1): Set TODO_mark_first_instance.
9697 (execute_todo): Set first_pass_instance.
9699 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9701 PR tree-optimization/24659
9702 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9703 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9704 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9705 OTI_vec_pack_ufix_trunc.
9706 (vec_unpacks_float_hi_optab): Define new macro.
9707 (vec_unpacks_float_lo_optab): Ditto.
9708 (vec_unpacku_float_hi_optab): Ditto.
9709 (vec_unpacku_float_lo_optab): Ditto.
9710 (vec_pack_sfix_trunc_optab): Ditto.
9711 (vec_pack_ufix_trunc_optab): Ditto.
9712 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9713 and vec_pack_[s|u]fix_trunc_optab using
9714 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9715 * tree-vectorizer.c (supportable_widening_operation): Handle
9716 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9717 (supportable_narrowing_operation): New function.
9718 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9719 * tree-vect-transform.c (vectorizable_conversion): Handle
9720 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9721 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9722 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9723 to check for target support.
9724 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9725 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9726 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9727 for VEC_PACK_FIX_TRUNC_EXPR.
9728 (expand_binop): Special case mode of the result for
9729 vec_pack_[u|s]fix_trunc_optab.
9730 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9731 vec_pack_[u|s]fix_trunc_optab.
9733 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9734 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9735 * tree-pretty-print.c (dump_generic_node): Handle
9736 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9737 VEC_PACK_FIX_TRUNC_EXPR.
9739 * expr.c (expand_expr_real_1): Ditto.
9740 * tree-inline.c (estimate_num_insns_1): Ditto.
9741 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9743 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9744 (vec_unpacks_float_lo_v8hi): Ditto.
9745 (vec_unpacku_float_hi_v8hi): Ditto.
9746 (vec_unpacku_float_lo_v8hi): Ditto.
9747 (vec_unpacks_float_hi_v4si): Ditto.
9748 (vec_unpacks_float_lo_v4si): Ditto.
9749 (vec_pack_sfix_trunc_v2df): Ditto.
9751 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9753 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9754 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9755 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9756 [vec_pack_ufix_trunc]: Ditto.
9757 [vec_unpacks_float_hi]: Ditto.
9758 [vec_unpacks_float_lo]: Ditto.
9759 [vec_unpacku_float_hi]: Ditto.
9760 [vec_unpacku_float_lo]: Ditto.
9762 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9764 * soft-fp/README: Update for new files.
9765 * soft-fp/floattisf.c: New file.
9766 * soft-fp/floattidf.c: New file.
9767 * soft-fp/floattitf.c: New file.
9768 * soft-fp/floatuntisf.c: New file.
9769 * soft-fp/floatuntidf.c: New file.
9770 * soft-fp/floatuntitf.c: New file.
9771 * soft-fp/fixsfti.c: New file.
9772 * soft-fp/fixdfti.c: New file.
9773 * soft-fp/fixtfti.c: New file.
9774 * soft-fp/fixunssfti.c: New file.
9775 * soft-fp/fixunsdfti.c: New file.
9776 * soft-fp/fixunstfti.c: New file.
9777 * soft-fp/extendxftf.c: New file.
9778 * soft-fp/trunctfxf.c: New file.
9780 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9781 (__trunctfxf2): Ditto.
9783 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9784 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9785 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9786 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9787 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9788 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9790 * config/i386/t-fprules-softfp64: New file.
9791 * config/i386/sfp-machine.h: New file.
9792 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9793 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9794 and soft-fp/t-softfp to tmake_file.
9795 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9796 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9798 * config/i386/t-linux64 (softfp_wrap_start): New.
9799 (softfp_wrap_end): New.
9800 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9801 supported for TARGET_64BIT.
9803 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9805 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9806 c_common_unsigned_type behavior.
9808 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9810 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9813 2007-05-16 Eric Christopher <echristo@apple.com>
9815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9816 saving after stack push. Set sp_offset whenever we push.
9817 (rs6000_emit_epilogue): Move altivec register restore before
9820 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9822 * configure.ac: Allow sysroots to be relocated under $prefix as
9823 well as $exec_prefix.
9824 * configure: Regenerate.
9826 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9830 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9832 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9833 (gcc_tooldir): Likewise.
9834 * configure: Regenerate.
9835 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9836 old configure.ac gcc_tooldir setting.
9837 (prefix_to_exec_prefix): New variable.
9838 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9839 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9841 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9843 * c-typeck.c (build_binary_op): Return early for error.
9845 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9847 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9848 struct nb_iter_bound.
9849 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9850 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9851 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9852 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9853 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9854 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9855 (del_scev_info): Use ggc_free.
9856 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9857 * loop-init.c: Include ggc.h.
9858 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9859 (loop_optimizer_finalize): Use ggc_free.
9860 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9861 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9862 pass_iv_optimize): Add TODO_ggc_collect.
9863 * function.h (struct function): Remove skip marker from
9865 * cfgloop.c: Include ggc.h.
9866 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9868 (establish_preds): Vector superloops is gc allocated.
9869 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9871 (flow_loops_find): Vector larray is gc allocated.
9872 (loop_exit_free): Use ggc_free.
9873 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9874 that head of exits list is now not a part of struct loop.
9875 (record_loop_exits): Allocate exits table in gc memory.
9876 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9877 that head of exits list is now not a part of struct loop.
9878 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9879 struct loop_exit): Add GTY marker.
9880 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9881 Add skip marker to aux field. Make head of exits list a separate
9883 (struct loops): Add GTY marker. Make larray vector gc allocated.
9884 Add param marker to exits table.
9885 (get_loops): Type changed.
9886 * Makefile.in (tree-scalar-evolution.o): Add
9887 gt-tree-scalar-evolution.h dependency.
9888 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9889 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9890 * basic-block.h (struct basic_block_def): Remove skip marker from
9893 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9895 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9896 of 0 in the call to expand_expr().
9897 (expand_builtin_mathfn_3): Ditto.
9898 (expand_builtin_interclass_mathfn): Ditto.
9899 (expand_builtin_cexpi): Ditto.
9900 (expand_builtin_int_roundingfn): Ditto.
9901 (expand_builtin_int_roundingfn_2): Ditto.
9902 (expand_builtin_pow): Ditto.
9903 (expand_builtin_powi): Ditto.
9904 (expand_builtin_bswap): Ditto.
9905 (expand_builtin_unop): Ditto.
9906 (expand_builtin_fabs): Ditto.
9907 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9908 the call to expand_expr().
9909 (expand_builtin_sync_operation): Ditto.
9910 (expand_builtin_compare_and_swap): Ditto.
9911 (expand_builtin_lock_test_and_set): Ditto.
9912 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9913 instead of 0 in the call to expand_expr().
9914 (expand_builtin_extract_return_addr): Ditto.
9915 (expand_builtin_eh_return): Ditto.
9916 (expand_eh_return): Ditto.
9917 * explow.c (expr_size): Ditto.
9918 * expr.c (optimize_bitfield_assignment_op): Ditto.
9919 (expand_assignement): Ditto.
9920 (store_expr): Ditto.
9921 (store_field): Ditto.
9922 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9923 the call to expand_expr().
9924 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9925 in the call to expand_expr().
9926 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9927 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9928 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9930 * optabs.c (expand_vec_shift_expr): Ditto.
9931 (expand_vec_cond_expr): Ditto.
9932 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9933 call to expand_expr().
9934 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9935 in the call to expand_expr().
9937 2007-05-14 Dave Korn <dave.korn@artimi.com>
9939 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9941 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9943 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9944 instead of c_common_unsigned_type.
9945 (c_common_unsigned_type): Remove.
9946 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9947 c_common_unsigned_type.
9948 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9949 c_common_unsigned_type.
9950 * c-common.h (c_common_unsigned_type): Remove.
9951 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9952 c_common_unsigned_type.
9953 * c-format.c (check_format_types): Use unsigned_type_for instead of
9954 c_common_unsigned_type.
9955 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9956 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9957 of c_common_unsigned_type.
9958 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9959 lang_hooks.types.unsigned_type.
9960 * expmed.c (make_tree): Use unsigned_type_for instead of
9961 lang_hooks.types.unsigned_type.
9962 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9963 lang_hooks.types.unsigned_type.
9964 (build_range_check): Likewise.
9965 (fold_unary): Likewise.
9966 (fold_binary): Likewise.
9967 (fold_ternary): Likewise.
9968 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9969 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9970 * tree.c (get_unsigned_type): New.
9971 (unsigned_type_for): Use get_unsigned_type instead of
9972 lang_hooks.types.unsigned_type.
9974 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9976 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9977 to m68k_get_function_kind. Update its prototype.
9978 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9980 (m68k_interrupt_function_p): Return enum m68k_function_type
9981 instead of bool. Rename to m68k_get_function_kind.
9982 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9984 (m68k_compute_frame_layout): Don't mark any register for save
9985 if an interrupt_thread attribute is specified.
9986 (m68k_hard_regno_rename_ok): Update a use of
9987 m68k_interrupt_function_p.
9988 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9989 m68k_interrupt_function_p.
9990 (m68k_function_type): New.
9991 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9992 for a function with an interrupt_thread attribute.
9993 * doc/extend.texi: Document the interrupt_thread attribute.
9995 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9997 Fix PR tree-optimization/31911
9998 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9999 if they didn't change the expression.
10001 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10003 * tree-scalar-evolution.c (resolve_mixers): Exported.
10004 * tree-scalar-evolution.h (resolve_mixers): Declare.
10005 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10006 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10007 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10008 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10009 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10010 strip_conversion, analyze_offset_expr, address_analysis,
10011 object_analysis, analyze_offset): Removed.
10012 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10013 split_constant_offset, canonicalize_base_object_address,
10014 object_address_invariant_in_loop_p, disjoint_objects_p,
10015 dr_may_alias_p, dr_address_invariant_p): New functions.
10016 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10017 and dr_analyze_alias.
10018 (initialize_data_dependence_relation): Use dr_may_alias_p
10019 and object_address_invariant_in_loop_p.
10020 (compute_self_dependence): Handle the case when
10021 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10022 (find_data_references_in_stmt): Restrict the analysis of data
10023 references to the given loop nest.
10024 (find_data_references_in_loop): Made static. Pass loop nest to
10025 find_data_references_in_stmt.
10026 (compute_data_dependences_for_loop): Use DR_VOPS.
10027 (free_data_ref): Free DR_VOPS.
10028 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10029 (struct innermost_loop_behavior): ... new.
10030 (struct base_object_info): Replaced by ...
10031 (struct indices): ... new.
10032 (struct dr_alias): New.
10033 (enum data_ref_type): Removed.
10034 (struct data_reference): Consist of struct innermost_loop_behavior,
10035 struct indices and struct dr_alias.
10036 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10037 (DR_MEMTAG): Renamed to ...
10038 (DR_SYMBOL_TAG): ... this.
10039 (find_data_references_in_loop): Declaration removed.
10040 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10041 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10042 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10043 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10045 2007-05-13 Revital Eres <eres@il.ibm.com>
10047 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10048 which walks virtual def-use chains to find redundant stores.
10049 (dse_optimize_stmt): Call it.
10051 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10053 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10054 * passes.c (init_optimization_passes): Move pass_jump_bypass
10057 * basic-block.h (bb_has_eh_pred): Fix style issue.
10059 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10061 PR rtl-optimization/31848
10062 * loop-invariant.c (move_invariant_reg): If we move an insn
10063 with a REG_EQUAL note, and that insn is not always executed,
10064 remove the REG_EQUAL note.
10066 2007-05-12 Richard Guenther <rguenther@suse.de>
10068 PR tree-optimization/31797
10069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10070 propagate into a stmt that has volatile ops.
10072 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10074 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10075 (gcc_tooldir): Likewise.
10076 * configure: Regenerate.
10077 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10078 old configure.ac gcc_tooldir setting.
10079 (prefix_to_exec_prefix): New variable.
10080 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10081 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10083 2007-05-11 Silvius Rus <rus@google.com>
10085 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10086 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10087 * c-common.h (strict_aliasing_warning): Change return type.
10088 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10089 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10090 (build_c_cast): Condition call to strict_aliasing_warning.
10091 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10092 * flags.h (set_Wstrict_aliasing): Declare.
10093 * opts.c (set_Wstrict_alising): Define, add call to.
10094 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10095 * tree-ssa-alias-warnings.c: New file.
10096 * tree-ssa-alias.c (compute_may_aliases): Add call to
10097 strict_aliasing_warning_backend.
10099 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10101 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10102 Use loop_depth and loop_outer accessor functions.
10103 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10104 determine_invariantness_stmt, move_computations_stmt): Ditto.
10105 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10106 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10107 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10108 * tree-scalar-evolution.c (interpret_loop_phi,
10109 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10110 instantiate_parameters_1, scev_const_prop): Ditto.
10111 * cfghooks.c (make_forwarder_block): Ditto.
10112 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10113 * modulo-sched.c (loop_canon_p): Ditto.
10114 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10115 slpeel_can_duplicate_loop_p): Ditto.
10116 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10117 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10118 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10119 cancel_loop, verify_loop_structure): Ditto.
10120 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10121 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10122 superloops vector instead of "pred" array.
10123 (establish_preds): Take father loop as an argument. Initialize the
10125 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10126 Do not initialize loop->outer.
10127 (flow_loop_tree_node_remove): Truncate the superloops vector.
10128 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10129 "pred" merged to "superloops" vector.
10130 (loop_depth, loop_outer): New.
10131 (fel_init): Use loop_outer.
10133 2007-05-11 Jan Hubicka <jh@suse.cz>
10135 * cgraphunit.c: Include gt-cgraphunit.h
10136 (static_ctors, static_dtors): New static vars.
10137 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10138 based on implementation in c-common.c
10139 (cgraph_finalize_function): Call record_cdtor_fn.
10140 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10141 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10142 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10143 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10144 build_cdtor, c_build_cdtor_fns): Remove.
10145 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10146 c_build_cdtor_fns): Remove prototype.
10148 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10151 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10152 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10153 * builtins.c (fold_builtin_memchr): New.
10154 (expand_builtin_memchr): Call the latter.
10155 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10156 * doc/extend.texi ([Other built-in functions provided by GCC]):
10159 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10161 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10162 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10163 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10164 PFPO_OP1_TYPE_SHIFT): Constants added.
10165 (DFP_ALL): Mode macro defined.
10166 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10167 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10168 Insn definitions added.
10169 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10170 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10173 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10175 PR tree-optimization/31885
10176 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10177 NULL_TREE to be undetermined.
10178 (automatically_generated_chrec_p): Return false for NULL.
10180 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10182 * config/bfin/bfin.h (MOVE_RATIO): Define.
10184 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10186 * config.gcc (sparc-wrs-vxworks): New target.
10187 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10188 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10189 * config/sparc/sparc.h: Include vxworks-dummy.h.
10190 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10191 include LABEL_REFs too.
10192 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10193 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10195 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10197 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10198 (sparc_emit_call_insn): New function.
10199 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10200 functions when generating VxWorks PIC.
10201 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10202 (call, call_value): Use sparc_emit_call_insn instead of
10205 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10207 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10209 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10211 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10212 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10213 split_double instead of operand_subword.
10215 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10217 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10218 * config/bfin/bfin.c (bfin_local_alignment): New function.
10219 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10221 2007-05-08 Chao-ying Fu <fu@mips.com>
10223 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10224 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10225 (smsub_widen_optab, umsub_widen_optab): Define.
10226 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10228 * genopinit.c (optabs): Fill in smsub_widen_optab and
10230 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10231 and umsub_widen_optab to implement multiply-subtract sequences.
10232 * config/mips/mips.md (*msac<u>_di): Rename to...
10233 (<u>msubsidi4): ...this. Extend condition to include
10234 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10235 of operand 0 to "ka" and use the three-operand form of msub<u>
10237 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10240 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10242 PR rtl-optimization/28011
10243 * reload.c (push_reload): Set dont_share if IN appears in OUT
10244 also when IN is a PLUS rtx.
10245 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10248 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10250 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10251 call unshare_all_decls.
10252 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10253 (unshare_all_decls): Remove.
10255 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10258 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10261 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10262 Nigel Stephens <nigel@mips.com>
10264 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10265 Update comments and all uses.
10266 (MIN_FPRS_PER_FMT): Define.
10267 * config/mips/mips.c (function_arg): Fix to correctly handle
10268 the -mips32r2 -mfp64 -mabi=32 case.
10269 (override_options): Enable use of odd-numbered registers for
10270 SFmode values on MIPS32.
10271 (mips_save_reg_p): Save whole floating-point register pair if
10272 either half is used.
10273 (compute_frame_size): Fix comment.
10275 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10277 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10278 argument of type bool.
10279 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10280 argument. Safely select temporary P register according to it.
10281 (do_link): Change call site of add_to_reg accordingly.
10282 (do_unlink): Add epilogue_p as a fourth argument and pass it
10284 (expand_interrupt_handler_epilogue): Change call of do_unlink
10286 (bfin_expand_prologue): Add a third argument sibcall_p.
10287 * config/bfin/bfin.md (epilogue): Change call of
10288 bfin_expand_epilogue accordingly.
10289 (sibcall_epilogue): Likewise.
10290 (eh_return_internal): Likewise.
10292 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10293 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10294 * config/bfin/bfin.c (bfin_handle_option): Handle
10295 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10296 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10297 Support bf534, bf536 and bf561.
10298 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10300 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10303 * config/i386/i386.c (ix86_function_regparm): Process local
10304 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10306 2007-05-07 Mike Stump <mrs@apple.com>
10308 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10309 also checks for and while statements in C++.
10311 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10313 * gcc.c (at_file_supplied): New variable.
10314 (main): Set it if we expanded argv.
10315 (do_spec_1): Pass an @-file to the linker if we were called with
10316 an @-file argument and HAVE_GNU_LD.
10317 * collect2.c (at_file_supplied): New variable.
10318 (response_file): New variable.
10319 (collect_exit): Unlink response_file if necessary.
10320 (handler): Likewise.
10321 (do_wait): Likewise.
10322 (main): Set at_file_supplied if we expanded argv.
10323 (collect_execute): Pass an @-file to subprocesses if we were called
10324 with an @-file argument.
10325 * configure.ac: Add define for HAVE_GNU_LD.
10326 * configure: Regenerate.
10327 * config.in: Regenerate.
10329 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10331 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10332 operand to HI mode.
10337 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10339 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10340 (TARGET_ENCODE_SECTION_INFO): Re-define.
10341 (m32c_encode_section_info): New
10342 (function_vector_handler): New
10343 (current_function_special_page_vector): New
10344 (m32c_special_page_vector_p): New.
10345 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10347 * config/m32c/jump.md: Added instruction JSRS for functions
10348 with attribute "function_vector".
10349 * doc/extend.texi (function_vector): Added description
10350 for M16C, M32C targets.
10352 2007-05-07 DJ Delorie <dj@redhat.com>
10355 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10356 ashrpsi3, lshrpsi3): Update shift count constraint.
10358 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10359 Nathan Froyd <froydnj@codesourcery.com>
10362 * c-incpath.c (add_path): Strip trailing path separators.
10364 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10366 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10367 Free dominance info before purging EH edges.
10368 (eliminate_degenerate_phis): Likewise.
10369 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10371 2007-05-07 Jan Hubicka <jh@suse.cz>
10373 * gimplify.c (gimplify_expr): Do not crash when folding
10374 (void *)(int)&a + 4.
10376 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10379 * c-opts.c (lang_fortran): Make it non static.
10380 * c-common.h (lang_fortran): New prototype.
10381 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10382 -lang-fortran option was passed by the driver.
10384 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10386 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10387 of ASSERT_CHECKING. Tweak message.
10389 2007-05-06 Revital Eres <eres@il.ibm.com>
10392 * loop-unroll.c (insert_var_expansion_initialization):
10393 Initialize the expansions with -zero instead of +zero.
10395 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10397 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10398 into pic and non-pic versions. Mark r19 as used for
10399 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10400 for tgd_load, tld_load and tie_load .
10401 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10402 version of tgd_load, tld_load and tie_load depending on the
10405 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10406 Jakub Jelinek <jakub@redhat.com>
10408 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10409 (__do_global_dtors_aux): Use more paranoid loop to run
10410 destructors if HIDDEN_DTOR_LIST_END.
10411 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10413 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10415 * varasm.c (align_variable): Don't increase alignment for
10416 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10417 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10419 2007-05-04 Josh Conner <jconner@apple.com>
10421 * basic-block.h (cdi_direction): Assign values to all enumeration
10423 (dom_computed): Remove.
10424 (dom_info_state): New.
10425 (set_dom_info_availability): New.
10426 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10427 walk_data.dom_direction.
10428 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10429 instead of dom_computed[].
10430 (split_edge): Likewise.
10431 (create_basic_block): Likewise.
10432 (merge_blocks): Likewise.
10433 * ifcvt.c (find_if_header): Likewise.
10434 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10435 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10436 * tree-ssa.c (verify_ssa): Likewise.
10437 * tree-cfg.c (tree_verify_flow_info): Likewise.
10438 (remove_edge_and_dominated_blocks): Likewise.
10439 * dominance.c (dom_computed): Make static.
10440 (calc_dfs_tree_nonrec): Change third param to a bool.
10441 (calc_dfs_tree): Change second param to a bool.
10442 (calc_idioms): Change second param to a bool. Use
10443 dom_convert_dir_to_idx.
10444 (init_dom_info): Validate dir before using.
10445 (dom_convert_dir_to_idx): New.
10446 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10447 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10448 (free_dominance_info): Use dom_convert_dir_to_idx.
10449 (get_immediate_dominator): Likewise.
10450 (set_immediate_dominator): Likewise.
10451 (get_dominated_by): Likewise.
10452 (redirect_immediate_dominators): Likewise.
10453 (nearest_common_denominator): Likewise.
10454 (dominated_by_p): Likewise.
10455 (bb_dom_dfs_in): Likewise.
10456 (bb_dom_dfs_out): Likewise.
10457 (recount_dominator): Likewise.
10458 (iterate_fix_dominators): Likewise.
10459 (add_to_dominance_info): Likewise.
10460 (delete_from_dominance_info): Likewise.
10461 (first_dom_son): Likewise.
10462 (next_dom_son): Likewise.
10463 (dom_info_available_p): Likewise.
10464 (dom_info_state): New.
10465 (set_dom_info_availability): New.
10467 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10469 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10471 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10473 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10475 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10476 (subdi3, subdi_carry): Delete.
10478 2007-05-04 Jan Hubicka <jh@suse.cz>
10479 Richard Guenther <rguenther@suse.de>
10481 * opts.c (decode_options): Do not fiddle with inlining
10482 parameters in case of optimizing for size.
10483 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10484 for size do nothing.
10485 (cgraph_decide_inlining_of_small_function): When optimizing for
10486 size never inline functions increasing caller size.
10487 (cgraph_early_inlining): Inline for size when optimizing for size.
10489 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10491 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10492 logical operations piecewise.
10493 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10494 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10495 subdi_sesidi_di): Delete.
10496 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10497 the generated sequence. Allow three-reg add in constraints. Rewrite
10498 the rtl expression for carry to avoid zero_extend of a constant.
10499 (sub_with_carry): New pattern.
10500 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10501 different sequence not involving jumps.
10502 (notbi): Now a named pattern.
10504 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10506 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10507 Add the note about a significant loss of accuracy of some
10508 mathematical routines when these options are used.
10510 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10512 * haifa-sched.c (rtx_vec_t): New typedef.
10513 (contributes_to_priority_p): Extract piece of priority () into new
10515 (priority): Use the function. Add assertion.
10516 (rank_for_schedule, set_priorities): Add assertion to check that
10517 insn's priority is initialized.
10518 (clear_priorities, calc_priorities): Change signature. Make it update
10519 all relevant insns. Update all callers ('add_to_speculative_block ()'
10520 and 'create_block_check_twin ()').
10521 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10522 Add new field 'priority_status'.
10523 (INSN_PRIORITY_STATUS): New macro.
10524 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10526 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10528 * sched-ebb.c (debug_ebb_dependencies): New static function.
10529 (init_ready_list): Use it.
10531 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10532 with changed signature and 'debug_rgn_dependencies ()'.
10533 (debug_rgn_dependencies): New static function.
10534 (init_ready_list): Use it.
10536 * sched-int.h (debug_dependencies): Declare.
10538 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10540 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10542 2007-05-04 Dirk Mueller <dmueller@suse.de>
10544 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10546 2007-05-03 Jan Hubicka <jh@suse.cz>
10548 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10549 ((T1)X op (T1)Y), for pointer type in more cases than before.
10551 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10553 * tree-object-size.c (plus_expr_object_size): When operand size is
10554 unknown, return unknown.
10556 2007-05-03 Dirk Mueller <dmueller@suse.de>
10558 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10560 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10563 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10565 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10567 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10569 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10571 * config/soft-fp/double.h, config/soft-fp/extended.h,
10572 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10573 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10574 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10575 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10578 2007-05-03 Ian Lance Taylor <iant@google.com>
10580 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10581 MASK_PPC_GFXOPT for 8540 or 8548.
10583 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10585 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10586 vect_print_dump_info() to output debug information.
10588 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10591 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10592 operands of size 2 when operand is not MEM_P.
10594 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10596 PR tree-optimization/30565
10597 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10599 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10601 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10602 (umulsi3_highpart): Use them.
10603 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10604 for final accumulator to D regisster tranfser.
10606 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10608 PR tree-optimization/31699
10609 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10611 (vect_enhance_data_refs_alignment): Compute peel amount using
10612 TYPE_VECTOR_SUBPARTS instead of vf.
10613 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10615 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10618 * system.h: Remove inclusion of double-int.h
10619 * tree.h: Include double-int.h
10620 * gengtype.c: Likewise
10621 * cfgloop.h: Likewise
10622 * Makefile.in: Adjust dependencies on double-int.h
10624 2007-05-02 Eric Christopher <echristo@apple.com>
10626 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10627 -shared to -Zdynamiclib.
10629 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10632 * c-common.c (strip_pointer_or_array_types): New function.
10633 * c-common.h (strip_pointer_or_array_types): New function declaration.
10635 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10637 PR tree-optimization/31771
10638 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10640 2007-05-02 Paul Brook <paul@codesourcery.com>
10642 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10644 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10646 PR middle-end/29715
10647 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10650 2007-05-02 Nick Clifton <nickc@redhat.com>
10652 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10654 2007-05-02 Richard Guenther <rguenther@suse.de>
10656 PR tree-optimization/31146
10657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10658 argument, single_use_p. If we have a single use that is
10659 a conversion to the definition rhs type, propagate that rhs.
10660 (forward_propagate_addr_expr): Pass single_use_p argument
10661 to forward_propagate_addr_expr_1.
10663 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10665 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10668 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10670 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10671 'AMD Family 10 core'.
10673 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10675 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10676 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10677 with SSE3 instruction set support.
10678 * doc/invoke.texi: Likewise.
10680 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10682 * config/i386/i386.c (override_options): Tuning 32-byte loop
10683 alignment for amdfam10 architecture. Increasing the max loop
10684 alignment to 24 bytes.
10686 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10688 * config/m68k/constraints.md: New.
10689 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10690 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10691 EXTRA_CONSTRAINT): Remove.
10692 * config/m68k/m68k.md: Include constraints.md.
10693 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10695 2007-05-01 Ian Lance Taylor <iant@google.com>
10697 PR tree-optimization/31739
10698 * tree-vrp.c (vrp_val_is_max): New static function.
10699 (vrp_val_is_min): New static function.
10700 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10702 (set_value_range): Use vrp_val_is_{max,min}.
10703 (extract_range_from_assert): Likewise.
10704 (extract_range_from_binary_expr): Likewise.
10705 (extract_range_from_unary_expr): Likewise.
10706 (dump_value_range, vrp_meet): Likewise.
10707 (vrp_visit_phi_node): Likewise.
10708 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10710 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10712 * config/i386/gmon-sol2.c (size_t): New type.
10713 (intptr_t): Likewise.
10714 (s_textsize): Declare as size_t.
10716 (monstartup): Use size_t for sizes.
10717 (_mcount): Save and restore registers.
10718 (internal_mcount): Pass 0 as the first argument to monstartup
10720 (moncontrol): Convert pointer to appropriately sized integer
10721 before passing to profil.
10723 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10725 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10726 __NO_FPRS__, not just if _SOFT_DOUBLE.
10727 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10728 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10729 also for E500 double.
10730 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10731 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10734 2007-05-01 Richard Guenther <rguenther@suse.de>
10736 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10739 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10741 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10743 2007-05-01 Jan Hubicka <jh@suse.cz>
10745 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10748 2007-05-01 Jan Hubicka <jh@suse.cz>
10750 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10751 (maybe_fold_offset_to_reference): Declare.
10752 * fold-const.c (fold_unary): Do not fold
10753 (type *)&A into &A->field_of_type_and_offset_0
10754 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10755 size is unknown, give up.
10756 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10758 (maybe_fold_offset_to_reference): New.
10759 (maybe_fold_stmt_indirect): Use it.
10760 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10761 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10763 (gimplify_expr): Likewise for plus_expr.
10765 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10767 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10768 bsi_after_labels. Always insert statements before bsi.
10769 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10770 * predict.c (apply_return_prediction): Check for empty blocks.
10771 * cfgexpand.c (lab_rtx_for_bb): New variable.
10772 (label_rtx_for_bb): Do not create new tree labels.
10773 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10774 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10775 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10777 (label_for_bb): Add field used.
10778 (update_eh_label, main_block_label): Mark the label used.
10779 (cleanup_dead_labels): Remove unused labels.
10781 2007-05-01 Richard Guenther <rguenther@suse.de>
10783 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10784 if it is not about to be set.
10785 (get_value_range): Do not pre-allocate equiv bitmap.
10786 (update_value_range): No need to clear equiv field.
10787 (add_equivalence): Change prototype to get bitmap pointer.
10788 Allocate bitmap here if it is not already.
10789 (extract_range_from_assert): Do not allocate bitmap here.
10790 Update callers to add_equivalence.
10791 (extract_range_from_ssa_name): Likewise.
10792 (get_vr_for_comparison): New static helper.
10793 (compare_name_with_value): Handle NULL equiv bitmap by
10794 peeling the first iteration of the comparison loop.
10795 Use get_vr_for_comparison.
10796 (compare_names): Handle NULL equiv bitmaps by using fake
10797 ones. Use get_vr_for_comparison.
10799 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10801 * double-int.c (mpz_set_double_int): Moved from
10802 tree-ssa-loop-niter.c.
10803 (mpz_get_double_int): Likewise; also, add option to wrap
10804 out-of-range integers.
10805 * double-int.h: New prototypes for above.
10806 * tree.c (get_static_type_bounds): Moved from
10807 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10808 TYPE_MAX_VALUE if they exist..
10809 * tree.h: New prototype for above.
10810 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10811 get_type_bounds calls.
10812 (mpz_set_double_int): Move to double-int.c.
10813 (get_type_bounds): Move to tree.c, rename to
10814 get_static_type_bounds.
10815 (mpz_to_double_int): Move to double-int.c, rename to
10816 mpz_get_double_int.
10818 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10820 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10821 DIV0 exception can fall through to a normal return.
10823 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10825 PR middle-end/22156
10826 Temporarily revert:
10827 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10828 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10829 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10830 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10831 initialize align to silence bogus warning.
10832 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10833 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10835 (struct sra_walk_fns): Remove use_all parameter from use.
10836 (sra_hash_tree): Handle BIT_FIELD_REFs.
10837 (sra_elt_hash): Don't hash bitfld blocks.
10838 (sra_elt_eq): Skip them in parent compares as well. Handle
10840 (sra_walk_expr): Don't maintain or pass down use_all_p.
10841 (scan_use): Remove use_all parameter.
10842 (scalarize_use): Likewise. Re-expand assignment to
10843 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10844 output, and re-scalarize after output. Don't mark anything
10846 (scalarize_ldst): Adjust.
10847 (scalarize_walk_gimple_modify_statement): Likewise.
10848 (build_element_name_1): Handle BIT_FIELD_REFs.
10849 (instantiate_element): Don't warn for any element whose parent
10850 is used as a whole.
10851 (instantiate_missing_elements_1): Return the sra_elt.
10852 (canon_type_for_field): New.
10853 (try_instantiate_multiple_fields): New.
10854 (instantiate_missing_elemnts): Use them.
10855 (mark_no_warning): Removed.
10856 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10857 (REPLDUP, sra_build_elt_assignment): New.
10858 (generate_copy_inout): Use them.
10859 (generate_element_copy): Likewise. Handle bitfld differences.
10860 (generate_element_zero): Don't recurse for blocks. Use
10861 sra_build_elt_assignment.
10862 (generate_one_element_int): Take elt instead of var. Use
10863 sra_build_elt_assignment.
10864 (generate_element_init_1): Adjust.
10865 (scalarize_use, scalarize_copy): Use REPLDUP.
10866 (scalarize_ldst): Move assert before dereference.
10867 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10869 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10872 * tree.c (reconstruct_complex_type): Reconstruct a reference
10874 Also use the same mode for the pointer as the old pointer type.
10876 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10878 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10881 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10883 PR rtl-optimization/31676
10884 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10885 (df_refs_record): Call it.
10887 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10889 * rtl.def (SS_ABS): New code.
10890 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10891 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10892 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10893 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10894 (bfin_init_builtins): Define them.
10895 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10896 (bfin_expand_builtin): ... and handle the others here.
10897 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10898 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10899 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10900 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10901 operand is only HImode.
10903 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10905 * regclass.c (scan_one_insn): Remove splitting of
10908 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10909 Nigel Stephens <nigel@mips.com>
10911 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10913 2007-04-28 Jan Hubicka <jh@suse.cz>
10915 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10916 insn_locators_alloc instead of insn_locators_initialize;
10917 call reset_block_changes.
10918 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10919 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10920 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10921 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10922 * config/score/score.c (th_output_mi_thunk): Likewise.
10923 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10924 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10925 tolerate uninitialized locator info.
10928 * function.c (init_function_start): Don't init line number info.
10929 (expand_function_end): Update.
10930 (reset_block_changes, record_block_change, finalize_block_changes,
10931 check_block_change, free_block_changes): Kill.
10932 * function.h (reset_block_changes, record_block_change,
10933 finalize_block_changes, check_block_change, free_block_changes):
10935 (struct function): Remove ib_boundaries_block.
10936 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10937 Use curr_insn_locator to initialize locator.
10938 (emit_line_note): Remove.
10939 * cfgexpand.c (expand_gimple_cond_expr): Update.
10940 (construct_exit_block): Likewise.
10941 (tree_expand_cfg): Initialize/finalize locators.
10942 * expr.c (expand_expr_real): Update.
10943 * cfglayout.c (line_locators_locs, line_locators_lines,
10944 file_locators_locs, file_locators_files): Remove.
10945 (set_block_levels): Move to cfgexpand.c.
10946 (insn_locators_initialize): Remove.
10947 (pass_insn_locators_initialize): Remove.
10948 (locations_locators_locs, locations_locators_vals): New static vars.
10949 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10951 (insn_locators_alloc, insn_locators_finalize,
10952 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10954 (locator_location): New.
10955 (locator_line, locator_file): Rewrite.
10956 * rtl.h (emit_line_note): Kill.
10957 (insn_locators_alloc, insn_locators_finalize,
10958 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10960 * tree-inline.c (initialize_cfun): Do not initialize
10961 ib_boundaries_block.
10962 * passes.c (pass_insn_locators_initialize): Remove.
10964 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10966 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10967 info. Update last_basic_block correctly.
10969 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10972 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10973 register itself to hold the offset constant. Tell flow the use
10974 of r4 and r5 when they are used.
10976 2007-04-27 Richard Guenther <rguenther@suse.de>
10978 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10979 if we simplified anything.
10980 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10981 warnings until we did a simplification and the stmt was not
10982 marked as TREE_NO_WARNING.
10984 2007-04-27 Mike Stump <mrs@apple.com>
10986 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10988 2007-04-27 Ian Lance Taylor <iant@google.com>
10990 PR middle-end/31710
10991 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10992 TYPE_MAX_VALUE exist, convert them to the new type.
10994 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10996 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10997 if it claims to be available.
10998 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10999 edge is redirected.
11000 (perform_tree_ssa_dce): Always free postdominators.
11002 2007-04-27 Richard Henderson <rth@redhat.com>
11004 * config/alpha/predicates.md (aligned_memory_operand): Mark
11005 as define_special_predicate.
11006 (unaligned_memory_operand, normal_memory_operand): Likewise.
11007 (reg_or_unaligned_mem_operand): Remove.
11008 (any_memory_operand): Match the documentation and check for
11009 non-renumbered pseudos during reload.
11010 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11011 alpha_secondary_reload_class, update to new interface, make static.
11012 Handle CQImode like HImode. Remove FP subreg check.
11013 (alpha_expand_mov): Use replace_equiv_address.
11014 (alpha_expand_mov_nobwx): Use any_memory_operand.
11015 (TARGET_SECONDARY_RELOAD): New.
11016 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11017 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11018 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11019 * config/alpha/alpha.md: ... here.
11020 (RELOAD12, reloadmode): New.
11022 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11023 Don't handle the aligned case here.
11024 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11025 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11026 reload_inhi_help. Don't expect a scratch register.
11027 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11029 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11031 2007-04-27 Richard Guenther <rguenther@suse.de>
11033 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11035 2007-04-27 Richard Guenther <rguenther@suse.de>
11037 PR tree-optimization/30965
11038 PR tree-optimization/30978
11039 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11040 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11041 (find_equivalent_equality_comparison): Likewise.
11042 (simplify_cond): Likewise.
11043 (get_prop_source_stmt): New helper.
11044 (get_prop_dest_stmt): Likewise.
11045 (can_propagate_from): Likewise.
11046 (remove_prop_source_from_use): Likewise.
11047 (combine_cond_expr_cond): Likewise.
11048 (forward_propagate_comparison): New function.
11049 (forward_propagate_into_cond): Rewrite to use fold for
11051 (tree_ssa_forward_propagate_single_use_vars): Call
11052 forward_propagate_comparison to propagate comparisons.
11054 2007-04-27 Richard Guenther <rguenther@suse.de>
11056 PR tree-optimization/31715
11057 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11058 sure to do computation on the offset in an appropriate
11061 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11063 * reload.h (elimination_target_reg_p): Declare.
11064 * reload.c (find_reloads): Don't apply the reg_rtx move
11065 optimization if the SET_DEST satisfies elimination_target_reg_p.
11066 * reload1.c (elimination_target_reg_p): New function.
11067 (gen_reload): In the move/add2 fallback, make sure that op0
11068 does not overlap the destination register.
11070 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11072 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11073 transform only GIMPLE_MODIFY_STMTs.
11074 * tree-complex.c (expand_complex_operations_1): Ditto.
11075 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11076 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11077 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11079 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11080 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11081 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11082 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11083 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11084 slpeel_add_loop_guard): Ditto.
11085 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11086 * lambda-code.c (perfect_nestify): Ditto.
11087 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11088 before the first statement.
11089 * tree-optimize.c (execute_free_datastructures): Fix comments.
11090 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11091 * tree-flow.h (disband_implicit_edges): Declaration removed.
11092 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11094 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11095 COND_EXPRs without gotos.
11096 (disband_implicit_edges, has_label_p): Removed.
11097 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11098 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11100 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11102 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11103 also for COND_EXPRs.
11104 * cfgexpand.c (label_rtx_for_bb): New function.
11105 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11106 Use label_rtx_for_bb to find the labels.
11107 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11108 last block. Detect fallthru edges.
11110 2007-04-26 Ian Lance Taylor <iant@google.com>
11113 * reload.c (find_reloads_subreg_address): If the address was valid
11114 in the original mode but not in the new mode, reload the whole
11117 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11119 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11120 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11121 (cleanup_control_expr_graph): Do not invalidate dominance info.
11122 Record altered blocks.
11123 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11124 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11125 cleanup_tree_cfg_bb): New functions.
11126 (remove_forwarder_block): Do not maintain the worklist of blocks.
11127 Record altered blocks.
11128 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11129 not over whole cfg.
11130 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11131 delete_unreachable_blocks if dominators are not available.
11132 * tree-inline.c (optimize_inline_calls): Free dominance information
11134 * tree-flow.h (remove_edge_and_dominated_blocks,
11135 cfgcleanup_altered_bbs): Altered.
11136 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11138 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11140 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11141 do not invalidate dominators.
11143 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11145 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11146 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11147 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11148 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11150 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11152 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11154 2007-04-26 Richard Guenther <rguenther@suse.de>
11156 PR tree-optimization/31703
11157 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11158 the right type for the target of the bittest.
11160 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11162 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11163 ix86_sol10_return_in_memory.
11165 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11167 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11170 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11173 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11175 PR tree-optimization/30558
11176 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11177 clear this_state.prev_try.
11179 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11180 Mark Mitchell <mark@codesourcery.com>
11182 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11183 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11184 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11186 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11189 * doc/invoke.texi (%:print-asm-header): Document.
11190 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11192 (static_spec_functions): Add print-asm-header.
11193 (main): Print a banner before the --target-help linker options.
11194 (print_asm_header_spec_function): New function.
11196 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11199 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11200 (movsf_ie): Likewise.
11202 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11204 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11206 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11208 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11209 exception for divide-by-zero.
11210 (__umodsi3, __modsi3): Likewise.
11212 2007-04-25 Dirk Mueller <dmueller@suse.de>
11214 * c-typeck.c (build_compound_expr): Annotate warning()
11215 call with OPT_Wunused_value.
11216 * tree-ssa.c (warn_uninit): Annotate warning with
11218 * c-common.c (handle_sentinel_attribute): Annotate warning
11219 call with OPT_Wattributes.
11221 2007-04-25 Thiemo Seufer <ths@mips.com>
11223 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11224 (mips16): Fix typo.
11225 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11226 on to the assembler. Improve handling of -mno-mips16. Add handling
11227 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11228 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11229 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11230 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11232 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11235 * config/i386/winnt.c (i386_pe_file_end): Strip only
11236 USER_LABEL_PREFIX when writing export name.
11238 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11240 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11241 sh/elf.h, vx-common.h and vxworks.h.
11242 * config/sh/sh.h: Include config/vxworks-dummy.h.
11243 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11244 (OVERRIDE_OPTIONS): Use it.
11245 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11246 (vxworks_picreg): New pattern.
11247 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11248 VXWORKS_OS_CPP_BUILTINS.
11249 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11250 to their VXWORKS_* equivalents.
11251 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11252 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11253 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11254 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11255 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11256 -mrtp/-fPIC multilibs.
11257 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11258 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11259 (MULTILIB_OSDIRNAMES): Delete.
11261 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11264 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11266 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11268 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11269 rounding mode to be specified by the caller.
11270 (real_to_mpfr) Likewise.
11271 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11272 include new arguments.
11273 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11275 2007-04-24 Ian Lance Taylor <iant@google.com>
11277 PR tree-optimization/31605
11278 * tree-vrp.c (set_value_range): Check that min and max are not
11279 both overflow infinities.
11280 (set_value_range_to_value): New static function.
11281 (extract_range_from_binary_expr): Call set_value_range_to_value.
11282 (extract_range_from_cond_expr): Likewise.
11283 (extract_range_from_expr): Likewise.
11284 (extract_range_from_unary_expr): Likewise. Don't create a range
11285 which overflows on both sides.
11286 (vrp_meet): Check for a useless range.
11287 (vrp_visit_phi_node): If we see a constant which looks like an
11288 overflow infinity, turn off the TREE_OVERFLOW flag.
11290 2007-04-24 Ian Lance Taylor <iant@google.com>
11292 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11294 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11296 PR diagnostic/25923
11297 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11298 diagnostic message is being built.
11299 * tree-pretty-print.c (dump_generic_node): Only write the
11300 formatted text into BUFFER's stream if we are not building a
11301 diagnostic message.
11302 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11304 * Makefile.in (toplev.o): Depend on tree-pass.h.
11306 2007-04-24 Ian Lance Taylor <iant@google.com>
11308 PR tree-optimization/31602
11309 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11310 conditionals in the copied loop header.
11311 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11312 warnings if TREE_NO_WARNING is set.
11313 * doc/invoke.texi (Warning Options): Clarify that
11314 -Wstrict-overflow does not warn about loops.
11316 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11318 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11319 expand on the comment about _Decimal128 arguments and check the
11320 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11321 that _Decimal128 argument uses even/odd register pair.
11322 (function_arg): Ditto.
11324 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11326 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11327 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11329 2007-04-24 Richard Guenther <rguenther@suse.de>
11330 Olga Golovanevsky <olga@il.ibm.com>
11332 * fold-const.c (multiple_of_p): Check for bottom
11335 2007-04-24 Richard Henderson <rth@redhat.com>
11337 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11338 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11339 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11340 looking for non-zero bits shifted out. Avoid a recursive call
11341 when constructing the scalar.
11342 (__floatundisf): Likewise.
11344 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11346 * dwarf2out.c (field_byte_offset): Move the existing logic
11347 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11348 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11350 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11353 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11354 length argument of 0 for memset.
11355 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11356 unsigned shift instead of the signed variant.
11358 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11360 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11361 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11362 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11363 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11364 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11365 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11366 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11367 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11368 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11369 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11370 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11371 "mul<mode>3", "div<mode>3"): Insn definitions added.
11372 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11373 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11374 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11375 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11376 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11377 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11378 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11379 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11380 TARGET_FLOAT_FORMAT): Macro definitions removed.
11381 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11382 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11383 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11384 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11385 (s390_gen_rtx_const_DI): Function removed.
11386 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11388 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11390 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11391 over an external ffs function.
11393 2007-04-24 Chao-ying Fu <fu@mips.com>
11394 Richard Sandiford <richard@nildram.co.uk>
11396 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11397 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11398 (smadd_widen_optab, umadd_widen_optab): Define.
11399 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11401 * genopinit.c (optabs): Fill in smadd_widen_optab and
11403 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11404 and umadd_widen_optab to implement multiply-add sequences.
11405 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11406 (<u>maddsidi4): ...this. Extend condition to include
11407 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11408 of operand 0 to "ka" and use the three-operand form of madd<u>
11410 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11412 * config/mips/constraints.md (ka): New register constraint.
11414 2007-04-24 Jan Hubicka <j@suse.cz>
11418 2007-04-23 Jan Hubicka <jh@suse.cz>
11419 * function.c (init_function_start): Don't init line number info.
11420 (expand_function_end): Update.
11421 (reset_block_changes, record_block_change, finalize_block_changes,
11422 check_block_change, free_block_changes): Kill.
11423 * function.h (reset_block_changes, record_block_change,
11424 finalize_block_changes, check_block_change, free_block_changes):
11426 (struct function): Remove ib_boundaries_block.
11427 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11428 Use curr_insn_locator to initialize locator.
11429 (emit_line_note): Remove.
11430 * cfgexpand.c (expand_gimple_cond_expr): Update.
11431 (construct_exit_block): Likewise.
11432 (tree_expand_cfg): Initialize/finalize locators.
11433 * expr.c (expand_expr_real): Update.
11434 * cfglayout.c (line_locators_locs, line_locators_lines,
11435 file_locators_locs, file_locators_files): Remove.
11436 (set_block_levels): Move to cfgexpand.c.
11437 (insn_locators_initialize): Remove.
11438 (pass_insn_locators_initialize): Remove.
11439 (locations_locators_locs, locations_locators_vals): New static vars.
11440 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11442 (insn_locators_alloc, insn_locators_finalize,
11443 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11445 (locator_location): New.
11446 (locator_line, locator_file): Rewrite.
11447 * rtl.h (emit_line_note): Kill.
11448 (insn_locators_alloc, insn_locators_finalize,
11449 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11451 * tree-inline.c (initialize_cfun): Do not initialize
11452 ib_boundaries_block.
11453 * passes.c (pass_insn_locators_initialize): Remove.
11455 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11457 * doc/invoke.texi: Removed leading '-' from option index entries.
11459 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11461 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11463 (create_phi_node): Use set_phi_nodes.
11464 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11465 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11466 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11467 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11468 (bsi_start, bsi_last): Use bb_stmt_list.
11469 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11470 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11471 Traverse the statements using tsi iterator.
11472 * basic-block.h (struct basic_block_def): Fields stmt_list
11473 and phi_nodes moved to ...
11474 (struct tree_bb_info): ... new structure.
11475 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11476 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11477 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11478 (tree_verify_flow_info): Verify that il.tree is not set for
11479 entry and exit block.
11480 (tree_split_block): Use set_bb_stmt_list.
11482 2007-04-23 Mike Stump <mrs@apple.com>
11484 * config/i386/i386.c (ix86_tune_features
11485 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11488 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.md (prefix_extra): New attribute.
11491 (length): Add prefix_extra.
11493 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11494 (sse2_movntv2di): Likewise.
11495 (sse2_cvtps2dq): Likewise.
11496 (sse2_cvtpd2pi): Likewise.
11497 (sse2_cvttpd2pi): Likewise.
11498 (*sse2_cvtpd2ps): Likewise.
11499 (*add<mode>3): Likewise.
11500 (sse2_ssadd<mode>3): Likewise.
11501 (sse2_usadd<mode>3): Likewise.
11502 (*sub<mode>3): Likewise.
11503 (sse2_sssub<mode>3): Likewise.
11504 (sse2_ussub<mode>3): Likewise.
11505 (*mulv8hi3): Likewise.
11506 (*smulv8hi3_highpart): Likewise.
11507 (*umulv8hi3_highpart): Likewise.
11508 (sse2_umulv2siv2di3): Likewise.
11509 (sse2_pmaddwd): Likewise.
11510 (ashr<mode>3): Likewise.
11511 (lshr<mode>3): Likewise.
11512 (ashl<mode>3): Likewise.
11513 (sse2_ashlti3): Likewise.
11514 (sse2_lshrti3): Likewise.
11515 (*umaxv16qi3): Likewise.
11516 (*smaxv8hi3): Likewise.
11517 (*uminv16qi3): Likewise.
11518 (*sminv8hi3): Likewise.
11519 (sse2_eq<mode>3): Likewise.
11520 (sse2_gt<mode>3): Likewise.
11521 (*and<mode>3): Likewise.
11522 (sse2_nand<mode>3): Likewise.
11523 (*ior<mode>3): Likewise.
11524 (*xor<mode>3): Likewise.
11525 (sse2_packsswb): Likewise.
11526 (sse2_packssdw): Likewise.
11527 (sse2_packuswb): Likewise.
11528 (sse2_punpckhbw): Likewise.
11529 (sse2_punpcklbw): Likewise.
11530 (sse2_punpckhwd): Likewise.
11531 (sse2_punpcklwd): Likewise.
11532 (sse2_punpckhdq): Likewise.
11533 (sse2_punpckldq): Likewise.
11534 (sse2_punpckhqdq): Likewise.
11535 (sse2_punpcklqdq): Likewise.
11536 (*sse2_pinsrw): Likewise.
11537 (*sse2_pextrw): Likewise.
11538 (sse2_pshufd_1): Likewise.
11539 (sse2_uavgv16qi3): Likewise.
11540 (sse2_uavgv8hi3): Likewise.
11541 (sse2_psadbw): Likewise.
11542 (sse2_pmovmskb): Likewise.
11543 (*sse2_maskmovdqu): Likewise.
11544 (*sse2_maskmovdqu_rex64): Likewise.
11545 (sse4a_extrqi): Likewise.
11546 (sse4a_extrq): Likewise.
11547 (sse3_lddqu): Set prefix_rep.
11548 (sse3_addsubv4sf3): Likewise.
11549 (sse3_haddv4sf3): Likewise.
11550 (sse3_hsubv4sf3): Likewise.
11551 (sse_cvtss2si): Likewise.
11552 (sse_cvtss2si_2): Likewise.
11553 (sse_cvtss2siq): Likewise.
11554 (sse_cvtss2siq_2): Likewise.
11555 (sse_cvttss2si): Likewise.
11556 (sse_cvttss2siq): Likewise.
11557 (sse2_cvttps2dq): Likewise.
11558 (sse3_movshdup): Likewise.
11559 (sse3_movsldup): Likewise.
11560 (sse2_cvtsd2si): Likewise.
11561 (sse2_cvtsd2si_2): Likewise.
11562 (sse2_cvtsd2siq): Likewise.
11563 (sse2_cvtsd2siq_2): Likewise.
11564 (sse2_cvttsd2si): Likewise.
11565 (sse2_cvttsd2siq): Likewise.
11566 (*sse2_cvtpd2dq): Likewise.
11567 (*sse2_cvttpd2dq): Likewise.
11568 (sse2_pshuflw_1): Likewise.
11569 (sse2_pshufhw_1): Likewise.
11570 (sse4a_insertqi): Likewise.
11571 (sse4a_insertq): Likewise.
11572 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11573 (ssse3_phadddv4si3): Likewise.
11574 (ssse3_phaddswv8hi3): Likewise.
11575 (ssse3_phsubwv8hi3): Likewise.
11576 (ssse3_phsubdv4si3): Likewise.
11577 (ssse3_phsubswv8hi3): Likewise.
11578 (ssse3_pmaddubswv8hi3): Likewise.
11579 (ssse3_pmulhrswv8hi3): Likewise.
11580 (ssse3_pshufbv16qi3): Likewise.
11581 (ssse3_psign<mode>3): Likewise.
11582 (ssse3_palignrti): Likewise.
11583 (abs<mode>2): Likewise.
11584 (ssse3_phaddwv4hi3): Set prefix_extra.
11585 (ssse3_phadddv2si3): Likewise.
11586 (ssse3_phaddswv4hi3): Likewise.
11587 (ssse3_phsubwv4hi3): Likewise.
11588 (ssse3_phsubdv2si3): Likewise.
11589 (ssse3_phsubswv4hi3): Likewise.
11590 (ssse3_pmaddubswv4hi3): Likewise.
11591 (ssse3_pmulhrswv4hi3): Likewise.
11592 (ssse3_pshufbv8qi3): Likewise.
11593 (ssse3_psign<mode>3): Likewise.
11594 (ssse3_palignrdi): Likewise.
11595 (abs<mode>2): Likewise.
11596 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11597 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11598 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11600 2007-04-23 Nick Clifton <nickc@redhat.com>
11602 * params.def: Fix formatting of emacs local variables.
11604 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11606 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11607 move if inter-unit move isn't allowed.
11608 Don't split moving the first element of V2DI to DI to inter-unit
11609 move if inter-unit move isn't allowed.
11611 2007-04-23 Richard Guenther <rguenther@suse.de>
11613 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11614 and CDI_POST_DOMINATORS separately.
11616 2007-04-23 Nick Clifton <nickc@redhat.com>
11618 * c.opt (Wformat-contains-nul): Add warning attribute.
11620 2007-04-23 Jan Hubicka <jh@suse.cz>
11622 * function.c (init_function_start): Don't init line number info.
11623 (expand_function_end): Update.
11624 (reset_block_changes, record_block_change, finalize_block_changes,
11625 check_block_change, free_block_changes): Kill.
11626 * function.h (reset_block_changes, record_block_change,
11627 finalize_block_changes, check_block_change, free_block_changes):
11629 (struct function): Remove ib_boundaries_block.
11630 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11631 Use curr_insn_locator to initialize locator.
11632 (emit_line_note): Remove.
11633 * cfgexpand.c (expand_gimple_cond_expr): Update.
11634 (construct_exit_block): Likewise.
11635 (tree_expand_cfg): Initialize/finalize locators.
11636 * expr.c (expand_expr_real): Update.
11637 * cfglayout.c (line_locators_locs, line_locators_lines,
11638 file_locators_locs, file_locators_files): Remove.
11639 (set_block_levels): Move to cfgexpand.c.
11640 (insn_locators_initialize): Remove.
11641 (pass_insn_locators_initialize): Remove.
11642 (locations_locators_locs, locations_locators_vals): New static vars.
11643 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11645 (insn_locators_alloc, insn_locators_finalize,
11646 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11648 (locator_location): New.
11649 (locator_line, locator_file): Rewrite.
11650 * rtl.h (emit_line_note): Kill.
11651 (insn_locators_alloc, insn_locators_finalize,
11652 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11654 * tree-inline.c (initialize_cfun): Do not initialize
11655 ib_boundaries_block.
11656 * passes.c (pass_insn_locators_initialize): Remove.
11658 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11660 PR middle-end/31448
11661 * expr.c (reduce_to_bit_field_precision): Handle
11664 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11666 PR tree-optimization/24659
11667 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11668 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11669 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11670 * genopinit.c (optabs): Rename vec_pack_mod_optab
11671 to vec_pack_trunc_optab.
11672 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11673 early for scalar floating point operands for NOP_EXPR.
11674 (vectorizable_type_promotion): Ditto.
11675 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11676 vec_pack_trunc_optab.
11677 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11679 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11680 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11681 Rename from VEC_PACK_MOD_EXPR.
11682 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11683 * expr.c (expand_expr_real_1): Ditto.
11684 * tree-inline.c (estimate_num_insns_1): Ditto.
11685 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11687 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11688 (vec_unpacks_lo_v4sf): Ditto.
11689 (vec_pack_trunc_v2df): Ditto.
11690 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11691 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11692 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11694 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11696 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11698 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11699 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11700 packing of floating point operands.
11701 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11702 represent unpacking of floating point operands.
11703 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11704 [vec_unpacks_hi]: Ditto.
11705 [vec_unpacks_lo]: Ditto.
11707 2007-04-22 Jan Hubicka <jh@suse.cz>
11709 * final.c (rest_of_handle_final): Call
11710 targetm.asm_out.constructor/targetm.asm_out.destructor
11711 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11712 proper priority via decl_*_priority_insert.
11713 * c-common.c (c_expand_body): Likewise.
11715 2007-04-22 Richard Guenther <rguenther@suse.de>
11717 PR tree-optimization/29789
11718 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11719 (rewrite_reciprocal): New helper split out from
11720 determine_invariantness_stmt.
11721 (rewrite_bittest): Likewise.
11722 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11723 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11726 2007-04-22 Revital Eres <eres@il.ibm.com>
11728 * loop-unroll.c (var_to_expand): New field to support also
11729 insns of the form x = something + x.
11730 (analyze_insn_to_expand_var): Use it.
11731 (expand_var_during_unrolling): Likewise.
11733 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11735 * predict.c: Include pointer-set.h.
11736 (bb_predictions): New variable.
11737 (tree_predicted_by_p, tree_predict_edge,
11738 remove_predictions_associated_with_edge): Use bb_predictions map
11739 instead of bb->predictions.
11740 (clear_bb_predictions, assert_is_empty): New functions.
11741 (combine_predictions_for_bb): Use bb_predictions map. Call
11742 clear_bb_predictions.
11743 (tree_estimate_probability): Create and free bb_predictions map.
11744 * Makefile.in (predict.o): Add pointer-set.h dependency.
11745 * basic-block.h (struct basic_block_def): Remove predictions
11747 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11749 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11752 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11755 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11757 * timevar.c (timevar_print): Change reference of --disable-checking to
11758 --enable-checking=release. Also warn if assert checking is disabled.
11760 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11763 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11764 decl as addressable if the compound literal was marked as
11766 Mark the decl as a gimple register if it is a complex or
11767 vector decl and does not live in memory.
11769 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11771 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11772 (GENERIC_NEXT): New function macro.
11773 (PHI_CHAIN): Use phi_node's new chain variable.
11774 (tree_phi_node): Change tree_common to tree_base
11775 and add the chain field.
11776 * tree-phinodes.c (make_phi_node): Don't set
11777 TREE_TYPE on the new node.
11778 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11779 instead of checking GIMPLE_TUPLE_P in chain_next.
11780 * tree-vect-transform.c
11781 (get_initial_def_for_induction): Look at
11782 PHI_RESULT_TREE for the type of the phi node.
11783 (update_vuses_to_preheader): Use PHI_CHAIN
11784 instead of TREE_CHAIN on the phi node.
11785 * tree-ssa-structalias.c (compute_points_to_sets):
11787 (ipa_pta_execute): Likewise.
11789 2007-04-21 Richard Guenther <rguenther@suse.de>
11791 PR middle-end/31136
11792 * fold-const.c (fold_unary): Call fold_convert_const on the
11795 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11797 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11798 (store_killed_in_pat): New.
11800 2007-04-20 Richard Henderson <rth@redhat.com>
11803 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11804 TREE_LIST with a void_type_node value, not void_list_node exactly.
11806 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11808 * doc/standards.texi: Re-arrange into language-specific
11809 subsections. Add a C++ section, documenting which standards we
11812 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11814 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11815 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11817 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11819 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11820 ecrti.o and crtbegin.o.
11821 (LIB_DEFAULT_SPEC): Include -lc.
11822 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11824 2007-04-20 Richard Henderson <rth@redhat.com>
11827 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11828 argument; update all callers.
11829 (get_unaligned_offset): New.
11830 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11831 get_unaligned_address, just pass on the address directly.
11832 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11833 the subreg in the helper patterns.
11834 (unaligned_extendqidi_le): Use get_unaligned_offset.
11835 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11836 (unaligned_extendhidi_be): Likewise.
11837 (unaligned_extendhidi): Tidy.
11838 * config/alpha/alpha-protos.h: Update.
11840 2007-04-20 Richard Henderson <rth@redhat.com>
11842 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11843 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11844 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11845 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11846 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11847 (CPP_SPEC): Don't include %(cpp_subtarget).
11848 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11849 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11850 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11852 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11854 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11855 for __builtin_ia32_cmpordss.
11857 PR tree-optimization/31632
11858 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11859 and arg1 for optimizations of comparison against min/max values.
11860 Fold arg0 to arg1's type for optimizations of comparison against
11861 min+1 and max-1 values.
11863 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11865 * reload.c (combine_reloads): When trying to use a dying register,
11866 check whether it's uninitialized and don't use if so.
11868 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11870 * fold-const.c: Remove prototypes for native_encode_expr and
11871 native_interpret_expr.
11872 (native_encode_expr): Make non-static.
11873 (native_interpret_expr): Likewise.
11874 * tree.h: Add prototypes for the above.
11876 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11878 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11879 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11880 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11881 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11882 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11883 Add length attributes.
11885 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11887 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11890 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11891 __STDC_WANT_DEC_FP__.
11893 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11895 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11896 for long double compatibility.
11897 * configure: Regenerate.
11899 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11901 PR rtl-optimization/29841
11902 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11904 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11905 that may cause control flow transfer from being moved.
11907 2007-04-18 Jan Hubicka <jh@suse.cz>
11909 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11912 2007-04-18 Eric Christopher <echristo@apple.com>
11914 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11915 only. Update operands.
11916 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11917 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11918 link register to pic register.
11920 2007-04-18 Dirk Mueller <dmueller@suse.de>
11922 PR diagnostic/31227
11923 * tree-vrp.c (search_for_addr_array): New.
11924 (check_array_bounds): Suppress warning about
11925 address taken of array refs if its not de-referenced.
11927 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11929 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11930 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11932 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11933 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11934 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11936 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11938 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11940 (vect_analyze_scalar_cycles): Fix indentation.
11941 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11942 (vect_mark_relevant): Include phis in relevance analysis.
11944 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11946 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11948 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11949 output_operand_lossage().
11951 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11953 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11954 the unused code for reduction without adjust-in-epilog to simplify the
11957 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11959 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11960 (S390_TDC_NEGATIVE_ZERO): New constant.
11961 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11962 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11963 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11964 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11965 (S390_TDC_POSITIVE_INFINITY): New constant.
11966 (S390_TDC_NEGATIVE_INFINITY): New constant.
11967 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11968 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11969 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11970 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11971 (S390_TDC_INFINITY): New constant.
11972 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11973 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11974 optimization for UNSPEC_CCZ_TO_INT.
11975 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11976 ("*ccz_to_int"): New insn.
11977 ("isinf<mode>2"): New insn.
11978 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11979 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11980 (UNSPEC_CCZ_TO_INT): New constant.
11982 2007-04-18 Richard Guenther <rguenther@suse.de>
11984 PR tree-optimization/19431
11985 PR tree-optimization/21463
11986 * tree-pass.h (pass_phiprop): Declare.
11987 * passes.c (init_optimization_passes): New phiprop pass.
11988 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11989 (phivn_valid_p): New helper function.
11990 (phiprop_insert_phi): Likewise.
11991 (propagate_with_phi): Likewise.
11992 (tree_ssa_phiprop): New propagator propagating loads
11993 through phi nodes if profitable.
11995 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11997 * tree-vect-analyze.c (process_use): New function.
11998 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11999 Check phis in all bbs.
12000 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12003 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12005 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12008 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12011 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12014 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12016 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12018 (sse_vmmulv4sf3): Likewise.
12019 (sse2_vmaddv2df3): Likewise.
12020 (sse2_vmmulv2df3): Likewise.
12022 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12024 PR rtl-optimization/31360
12025 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12026 (target_reg_cost): New.
12027 (init_set_costs): Initialize target_reg_cost. Add comments
12028 regarding the rationale of the costs.
12029 (global_cost_for_size): Renamed to...
12030 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12031 of register pressure.
12032 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12033 estimate_reg_pressure_cost. Add number of ivs.
12034 (determine_set_costs): Dump target_reg_cost.
12035 * loop-invariant.c (gain_for_invariant): Use
12036 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12037 (best_gain_for_invariant, find_invariants_to_move): Remove
12039 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12040 (target_reg_cost): Declare.
12041 (global_cost_for_size): Declaration removed.
12042 (estimate_reg_pressure_cost): Declare.
12044 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12046 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12047 regnos into even/odd register pairs.
12048 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12049 TDmode similar to the other floating point modes.
12050 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12051 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12053 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12054 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12055 (movdd_hardfloat64): Use TARGET_MFPGPR.
12057 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12059 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12062 2005-01-05 Richard Henderson <rth@redhat.com>
12064 * reload1.c (do_input_reload): Restrict the optimization deleteing
12065 a previous output reload to RELOAD_FOR_INPUT.
12067 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12069 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12070 induc_vec_info_type.
12071 (vectorizable_induction): New function declaration.
12072 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12073 check if already vectorized. Find first place in BB where new stmts
12074 can be inserted. Takes only one argument.
12075 (vectorizable_induction): New function.
12076 (vect_transform_stmt): Add case for induc_vec_info_type to call
12077 vectorizable_induction.
12078 (vect_transform_loop): Consider phis for vectorization.
12079 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12081 (analyze_operations): Call vectorizable_induction when analyzing phis.
12083 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12084 (vect_mark_relevant): Include phis in relevance analysis.
12085 (vect_mark_stmts_to_be_vectorize): Likewise.
12086 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12088 2007-04-16 Lawrence Crowl <crowl@google.com>
12090 * doc/invoke.texi (Debugging Options): Add documentation for the
12091 -femit-struct-debug options -femit-struct-debug-baseonly,
12092 -femit-struct-debug-reduced, and
12093 -femit-struct-debug-detailed[=...].
12095 * c-opts.c (c_common_handle_option): Add
12096 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12097 and OPT_femit_struct_debug_detailed_.
12098 * c.opt: Add specifications for
12099 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12100 and -femit-struct-debug-detailed[=...].
12101 * opts.c (set_struct_debug_option): Parse the
12102 -femit-struct-debug-... options.
12103 * opts.c (matches_main_base, main_input_basename,
12104 main_input_baselength, base_of_path, matches_main_base): Add
12105 variables and functions to compare header base name to compilation
12107 * opts.c (should_emit_struct_debug): Add to determine to emit a
12108 structure based on the option.
12109 (dump_struct_debug) Also disabled function to debug this
12111 * opts.c (handle_options): Save the base name of the
12114 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12115 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12116 This hook indicates if a type is generic. Set it by default
12117 to "never generic".
12118 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12119 to determine if a struct type is generic or not.
12120 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12121 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12122 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12123 with live C++ hook.
12125 * flags.h (enum debug_info_usage): Add an enumeration to describe
12126 a program's use of a structure type.
12127 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12128 to indicate the program's usage of the type. Filter structs based
12129 on the -femit-struct-debug-... specification.
12130 (gen_type_die): Split into two routines, gen_type_die and
12131 gen_type_die_with_usage. gen_type_die is now a wrapper
12132 that assumes direct usage.
12133 (gen_type_die_with_usage): Replace calls to gen_type_die
12134 with gen_type_die_with_usage adding the program usage of
12135 the referenced type.
12136 (dwarf2out_imported_module_or_decl): Suppress struct debug
12137 information using should_emit_struct_debug when appropriate.
12139 2007-04-16 Ian Lance Taylor <iant@google.com>
12141 PR tree-optimization/31522
12142 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12143 (vrp_initialize): Allocate vr_phi_edge_counts.
12144 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12145 executable edge. Drop test for all constants.
12146 (vrp_finalize): Free vrp_phi_edge_counts.
12148 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12149 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12151 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12152 predecessors at head rather than tail.
12154 2007-04-16 Matthias Klose <doko@debian.org>
12156 * config/alpha/linux.h (CPP_SPEC): Define.
12157 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12159 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12161 * function.h: Remove sequence_stack extern declaration.
12163 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12165 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12167 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12170 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12172 * config/avr/avr.c (avr_arch_types): Rearranging array.
12173 (enum avr_arch): Add.
12174 (avr_mcu_types): Use avr_arch enumeration constants instead of
12176 * config/avr/avr.h (LINK_SPEC): Simplify.
12178 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12180 * config/m68k/m68k.c (m68k_libcall_value,
12181 m68k_function_value): Use macros for register names more.
12183 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12185 (M68K_REGNAME): Use A6_REG.
12186 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12188 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12190 PR middle-end/28071
12191 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12192 'pending_read_list_length' and 'pending_write_list_length'. Update
12194 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12195 to handle two length counters instead of one. Update all uses.
12196 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12197 two length counters instead of one.
12198 * sched-rgn.c (propagate_deps): Update to handle two length counters
12201 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12204 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12205 copy of source, pass it to ix86_expand_vector_set and return
12208 2007-04-16 David Ung <davidu@mips.com>
12209 Joseph Myers <joseph@codesourcery.com>
12211 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12212 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12213 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12214 Add 74K processor information.
12215 * config/mips/mips.md: Include 74k.md.
12216 (cpu): Add 74kc,74kf,74kx.
12217 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12218 * config/mips/74k.md: New.
12219 * doc/invoke.texi (MIPS Options): Document 74K support.
12221 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12223 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12224 vectorizable_* functions.
12225 * tree-vect-transform.c (vectorizable_call): Add check for
12226 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12227 (vectorizable_store): likewise.
12228 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12230 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12231 (vectorizable_type_promotion, vectorizable_load): Likewise.
12232 (vectorizable_live_operation, vectorizable_condition): Likewise.
12233 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12235 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12237 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12239 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12240 register numbers more.
12241 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12242 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12243 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12244 FUNCTION_VALUE_REGNO_P): Likewise.
12245 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12246 STATIC_CHAIN_REGNUM): Likewise.
12247 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12248 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12249 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12250 * config/m68k/m68k.md (FP_REG): New.
12252 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12254 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12257 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12259 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12260 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12263 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12265 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12268 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12271 * c-decl.c (finish_decl): Grab the type of the decl after the call
12272 to store_init_value.
12274 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12276 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12278 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12281 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12282 dominators, post dominators and cleanup cfg before returning.
12284 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12286 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12287 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12289 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12291 * config.gcc: Recognize fido.
12292 * config/m68k/m68k-devices.def (fidoa): New.
12293 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12295 (FL_FIDOA, TARGET_FIDOA): New.
12296 * config/m68k/m68k.opt (mfidoa): New.
12298 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12300 PR middle-end/31322
12301 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12302 when a personality function is used.
12304 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12306 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12308 2007-04-13 Mike Stump <mrs@apple.com>
12310 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12312 * config/darwin.opt (fapple-kext): Make C++ only.
12313 * config/darwin.c (darwin_override_options): Remove code to ensure
12314 -fapple-kext is given for C++ only.
12316 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12318 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12319 * config/mips/mips.c (override_options): Call
12320 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12322 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12324 * config/i386/i386.opt (msvr3-shlib): Removed.
12326 * doc/invoke.texi: Remove -msvr3-shlib.
12328 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12330 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12331 with "popcnt" instruction.
12333 2007-04-13 Richard Guenther <rguenther@suse.de>
12335 PR tree-optimization/21258
12336 * tree-vrp.c (compare_case_labels): New helper.
12337 (find_switch_asserts): New function.
12338 (find_assert_locations): Call it for SWITCH_EXPRs.
12340 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12342 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12343 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12344 check is now implied in X87_FLOAT_MODE_P.
12345 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12346 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12347 (fix_trunc<mode>_i386_fisttp): Ditto.
12348 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12349 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12350 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12351 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12352 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12353 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12354 (unnamed_splitters): Ditto.
12355 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12356 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12357 FIRST_SSE_REG for local functions when SSE math is enabled or
12358 for functions with sseregparm attribute.
12359 (standard_80387_constant_p): Return -1 if mode is not
12361 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12362 (ix86_expand_compare): Ditto.
12363 (ix86_expand_carry_flag_compare): Ditto.
12364 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12365 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12366 DECIMAL_FLOAT_MODE_P.
12367 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12368 of SCALAR_FLOAT_MODE_P.
12369 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12370 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12371 checks before FLOAT_MODE_P.
12372 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12373 before FLOAT_MODE_P.
12378 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12380 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12381 Charles Wilson <libtool@cwilson.fastmail.fm>
12383 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12384 (libgcc.mvars): Don't depend on them.
12385 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12386 * exec-tool.in: New.
12388 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12390 * doc/invoke.text (--help): Document --help=common.
12392 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12394 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12396 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12398 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12399 * genemit.c (main): Emit #include "integrate.h".
12400 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12401 (LOADGP_RTP): New mips_loadgp_style.
12402 * config/mips/mips.h: Include config/vxworks-dummy.h.
12403 (TARGET_RTP_PIC): New macro.
12404 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12405 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12406 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12407 for TARGET_RTP_PIC.
12408 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12409 -mvxworks-pic when using -mrtp and a PIC option.
12410 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12412 (mips_symbolic_constant_p, mips_symbolic_address_p)
12413 (mips_symbol_insns): Handle SYMBOL_HALF.
12414 (override_options): Warn about -G and -mrtp being used together.
12415 Initialize mips_lo_relocs[SYMBOL_HALF].
12416 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12417 (mips_emit_loadgp): Handle LOADGP_RTP.
12418 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12419 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12420 (tablejump): Handle function-relative case table entries if
12422 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12424 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12426 * config/mips/mips.md (load_call<mode>): Allow any general register.
12428 (sibcall_value_internal, sibcall_value_multiple_internal)
12429 (call_value_internal, call_value_split, call_value_multiple_internal)
12430 (call_value_multiple_split): Remove constraints from operand 0.
12432 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12434 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12435 rather than loadgp_noshared.
12436 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12437 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12439 * config/mips/mips.md (loadgp): Rename to...
12440 (loadgp_newabi): ...this.
12441 (loadgp_noshared): Rename to...
12442 (loadgp_absolute): ...this.
12444 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12446 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12447 false for locally-binding symbols.
12448 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12450 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12452 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12453 (SYMBOL_GOT_PAGE_OFST): ...this.
12454 (SYMBOL_GOT_GLOBAL): Rename to...
12455 (SYMBOL_GOT_DISP): ...this.
12456 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12457 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12458 * config/mips/mips.c (mips_global_symbol_p): New function.
12459 (mips_symbol_binds_local_p): Likewise.
12460 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12461 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12462 mips_global_symbol_p and mips_symbol_binds_local_p.
12463 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12464 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12465 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12466 SYMBOL_GOTOFF_DISP.
12467 (mips_ok_for_lazy_binding_p): New function.
12468 (mips_load_call_address, mips_expand_call): Use it.
12469 (mips_dangerous_for_la25_p): Likewise.
12470 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12471 (*got_disp<mode>): Use got_disp_operand instead of
12472 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12473 SYMBOL_GOTOFF_GLOBAL.
12474 (*got_page<mode>): Use got_page_ofst_operand instead of
12476 * config/mips/predicates.md (const_call_insn_operand): Use
12477 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12478 (global_got_operand): Rename to...
12479 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12481 (local_got_operand): Rename to...
12482 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12483 of SYMBOL_GOT_LOCAL.
12485 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12487 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12488 TARGET_CALL_CLOBBERED_GP.
12489 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12490 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12491 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12492 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12493 of TARGET_ABICALLS && !TARGET_NEWABI.
12494 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12495 * config/mips/mips.c (mips_load_call_address): Check
12496 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12497 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12498 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12499 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12500 TARGET_ABICALLS && TARGET_NEWABI.
12501 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12503 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12504 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12505 TARGET_ABICALLS && TARGET_NEWABI.
12506 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12507 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12508 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12509 whether indirect calls must use $25.
12510 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12512 * config/mips/mips.md (jal_macro): Check flag_pic and
12513 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12514 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12515 instead of TARGET_ABICALLS.
12516 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12517 TARGET_ABICALLS && TARGET_OLDABI.
12518 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12519 (sibcall): In the comment above the define_insn, mention
12520 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12521 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12522 instead of TARGET_ABICALLS.
12524 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12526 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12527 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12528 (MACFLAGS_MATCH_P): New macro.
12529 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12530 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12531 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12532 the other MACFLAG constants.
12533 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12534 (flag_machi): Tighten constraints. Renumber some of the operands.
12535 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12537 (flag_machi_parts_acconly): New pattern.
12538 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12540 (flag_macinit1hi): Tighten constraints.
12541 (flag_mul_macv2hi_parts_acconly): New pattern.
12543 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12544 Use a more efficient implementation.
12545 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12546 inline sequences when not optimizing for size.
12548 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12549 movhi_high2low): Delete, merge functionality into...
12550 (packv2hi): ... this pattern.
12552 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12553 * config/bfin/bfin.opt (msim): New option.
12554 (mcpu=): New option.
12555 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12556 (bfin_cpu_t): Typedef of enum bfin_cpu.
12557 (bfin_cpu_type): New declaration.
12558 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12559 -msim and -mcpu= options.
12560 (LIB_SPEC): Likewise.
12561 * config/bfin/bfin.c (bfin_cpu_type): Define.
12562 (bfin_handle_option): Handle -mcpu= option.
12563 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12564 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12565 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12567 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12569 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12570 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12571 (powerpc-wrs-vxworksae): Use ${tm_file}.
12572 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12573 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12574 * config/i386/vx-common.h: New file.
12576 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12578 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12581 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12583 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12586 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12590 * c-common.c (c_build_qualified_type): Set canonical type
12593 2007-04-12 Richard Guenther <rguenther@suse.de>
12595 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12596 lower bound and element size if lower bound is not zero
12597 or either of the ARRAY_REF operands is set.
12599 2007-04-12 Richard Guenther <rguenther@suse.de>
12601 PR tree-optimization/24689
12602 PR tree-optimization/31307
12603 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12605 * gimplify.c (canonicalize_addr_expr): To be consistent with
12606 gimplify_compound_lval only set operands two and three of
12607 ARRAY_REFs if they are not gimple_min_invariant. This makes
12608 it never at this place.
12609 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12611 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12613 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12614 null before emitting a .nsubspa directive.
12616 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12618 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12619 need_to_partition_p if there are no memory statements in the
12622 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12624 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12625 (gcd_of_steps_may_divide_p): New function.
12626 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12628 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12630 * reload.c (find_reloads_toplev, find_reloads_address,
12631 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12632 not a pointer equality test, to decide if we need to call
12633 push_reg_equiv_alt_mem.
12635 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12637 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12638 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12640 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12642 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12644 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12645 vector to be positive.
12647 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12651 * doc/invoke.texi: Document --params max-aliased-vops and
12653 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12654 debug_memory_partitions): Move to tree-flow.h
12655 * params.h (AVG_ALIASED_VOPS): Define.
12656 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12658 (mp_info_t): Likewise.
12659 (get_mem_sym_stats_for): New.
12660 (set_memory_partition): Move from tree-flow-inline.h.
12661 (mark_non_addressable): Only clear the set of symbols for the
12662 partition if it exists.
12663 (dump_memory_partitions): Move from tree-ssa-operands.c
12664 (debug_memory_partitions): Likewise.
12665 (need_to_partition_p): New.
12666 (dump_mem_ref_stats): New.
12667 (debug_mem_ref_stats): New.
12668 (dump_mem_sym_stats): New.
12669 (debug_mem_sym_stats): New.
12670 (update_mem_sym_stats_from_stmt): New.
12671 (compare_mp_info_entries): New.
12672 (mp_info_cmp): Call it.
12673 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12675 (get_mpt_for): Move from tree-ssa-operands.c.
12676 (find_partition_for): New.
12677 (create_partition_for): Remove.
12678 (estimate_vop_reduction): New.
12679 (update_reference_counts): New.
12680 (build_mp_info): New.
12681 (compute_memory_partitions): Refactor.
12682 Document new heuristic.
12683 Call build_mp_info, update_reference_counts,
12684 find_partition_for and estimate_vop_reduction.
12685 (compute_may_aliases): Populate virtual operands before
12686 calling debugging dumps.
12687 (delete_mem_sym_stats): New.
12688 (delete_mem_ref_stats): New.
12689 (init_mem_ref_stats): New.
12690 (init_alias_info): Call it.
12691 (maybe_create_global_var): Remove alias_info argument.
12692 Get number of call sites and number of pure/const call sites
12693 from gimple_mem_ref_stats().
12694 (dump_alias_info): Call dump_memory_partitions first.
12695 (dump_points_to_info_for): Show how many times a pointer has
12697 * opts.c (decode_options): For -O2 set --param
12698 max-aliased-vops to 500.
12699 For -O3 set --param max-aliased-vops to 1000 and --param
12700 avg-aliased-vops to 3.
12701 * fortran/options.c (gfc_init_options): Remove assignment to
12703 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12704 * tree-dfa.c (dump_variable): Dump memory reference
12706 Dump NO_ALIAS* settings.
12707 (referenced_var_lookup): Tidy.
12708 (mem_sym_stats): New.
12709 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12710 and ORIG are different SSA names for a memory partition.
12711 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12712 * tree-flow.h (struct mem_sym_stats_d): Define.
12713 (mem_sym_stats_t): Define.
12714 (struct mem_ref_stats_d): Define.
12715 (struct gimple_df): Add field mem_ref_stats.
12716 (enum noalias_state): Define.
12717 (struct var_ann_d): Add bitfield noalias_state.
12718 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12719 debug_mem_ref_stats, debug_memory_partitions,
12720 debug_mem_sym_stats): Declare.
12721 * tree-ssa-structalias.c (update_alias_info): Update call
12722 sites, pure/const call sites and asm sites in structure
12723 returned by gimple_mem_ref_stats.
12724 Remove local variable IS_POTENTIAL_DEREF.
12725 Increase NUM_DEREFS if the memory expression is a potential
12727 Call update_mem_sym_stats_from_stmt.
12728 If the memory references memory, call
12729 update_mem_sym_stats_from_stmt for all the direct memory
12730 symbol references found.
12731 (intra_create_variable_infos): Set noalias_state field for
12732 pointer arguments according to the value of
12733 flag_argument_noalias.
12734 * tree-ssa-structalias.h (struct alias_info): Remove fields
12735 num_calls_found and num_pure_const_calls_found.
12736 (update_mem_sym_stats_from_stmt): Declare.
12737 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12738 Set default value to 100.
12739 (PARAM_AVG_ALIASED_VOPS): Define.
12741 2007-04-11 Richard Guenther <rguenther@suse.de>
12743 PR middle-end/31530
12744 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12745 a * -b + c as c - a * b if we honor sign dependent rounding.
12747 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12749 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12750 bfin_expand_strmov.
12751 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12752 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12754 (initialize_trampoline): Don't use old-style function definition.
12755 (bfin_secondary_reload): Mark IN_P argument as unused.
12757 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12759 PR tree-optimization/31343
12760 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12761 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12762 * testsuite/gcc.dg/vect/pr31343.c: New.
12764 2007-04-10 Eric Christopher <echristo@apple.com>
12766 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12767 * config/i386/i386.md (*cmpfp0): Use.
12768 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12769 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12770 (fix_trunc<mode>_i386_fisttp): Ditto.
12771 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12772 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12773 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12774 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12775 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12776 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12777 (unnamed_splitters): Ditto.
12778 * config/i386/i386.c (output_fix_trunc): Assert that
12779 we're not being passed a TFmode operand.
12781 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12783 PR tree-optimization/31526
12784 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12785 n_basic_blocks to find newly added blocks.
12787 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12789 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12791 (fix_trunc<mode>si_sse): Ditto.
12792 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12793 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12794 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12795 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12796 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12797 expander using SSEMODEF mode macro.
12798 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12799 expander using SSEMODEF mode macro.
12800 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12801 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12802 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12803 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12804 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12805 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12806 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12807 Macroize insn using X87MODEF mode macro.
12809 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12811 * config/i386/sse.md (sse2_pinsrw): Removed.
12812 (sse2_pextrw): Renamed to ...
12813 (*sse2_pextrw): This.
12815 2007-04-09 Jan Hubicka <jh@suse.cz>
12818 * config/i386/sse.md
12819 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12820 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12821 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12822 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12824 2007-04-09 Jan Hubicka <jh@suse.cz>
12826 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12827 multiple fields of union.
12829 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12831 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12832 (create_preheaders): Check that loops are available.
12833 (fix_loop_structure): Clean up, improve comments.
12834 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12835 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12837 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12838 * predict.c (tree_estimate_probability): Do not call
12839 calculate_dominance_info. Call create_preheaders.
12840 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12841 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12843 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12844 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12845 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12846 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12849 2007-04-08 Jan Hubicka <jh@suse.cz>
12851 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12852 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12853 * fold-const.c (fold_unary): Use it.
12855 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12857 * varasm.c (assemble_variable): Remove call to
12858 lang_hooks.decls.prepare_assemble_variable.
12859 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12860 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12861 * langhooks.h (lang_hooks_for_decls): Remove
12862 prepare_assemble_variable.
12864 2007-04-08 Mike Stump <mrs@apple.com>
12866 * config/i386/i386.c: Use inc/dec on Core2.
12868 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12870 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12871 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12872 lhd_tree_inlining_end_inlining): Remove.
12873 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12874 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12875 end_inlining hooks.
12876 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12877 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12878 lhd_tree_inlining_end_inlining): Remove prototypes.
12879 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12880 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12881 LANG_HOOKS_TREE_INLINING_START_INLINING,
12882 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12884 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12887 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12890 * config/avr/predicates.md (io_address_operand): Delete predicate.
12891 (low_io_address_operand): Don't use 'mode' argument.
12892 (higth_io_address_operand): Rename ...
12893 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12894 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12897 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12899 Revert change removing staticp.
12901 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12904 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12907 2007-04-07 Bruce Korb <bkorb@gnu.org>
12909 * c.opt: Add -Wformat-contains-nul.
12910 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12912 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12913 the NUL byte warning.
12915 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12917 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12919 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12921 * tree.c (staticp): No longer use staticp langhook.
12922 * langhooks.c (lhd_staticp): Removed.
12923 * langhooks.h (struct lang_hooks): Remove staticp.
12924 * c-common.c (c_staticp): Remove.
12925 * c-common.h (c_staticp): Ditto.
12926 * langhooks-defs.h (lhd_staticp): Ditto.
12927 (LHD_HOOKS_STATICP): Ditto
12928 * tree.h (gcc_assert_lowered): New macro.
12930 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12932 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12933 argument "reliable".
12934 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12935 Add argument "reliable". Propagate it through calls.
12936 (infer_loop_bounds_from_undefined): Derive number of iterations
12937 estimates from references in blocks that do not dominate loop latch.
12938 (gcov_type_to_double_int): New function.
12939 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12940 and expected_loop_iterations_unbounded.
12941 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12942 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12943 * tree-data-ref.c (estimated_loop_iterations): Export.
12944 (get_references_in_stmt): Fix -- do not return addresses of local
12946 * cfgloop.h (expected_loop_iterations_unbounded,
12947 estimated_loop_iterations): Declare.
12949 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12951 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12953 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12955 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12956 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12957 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12958 Use output_387_reg_move().
12959 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12960 expander using X87MODEF12 mode macro.
12961 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12962 choosing register preferences. Use output_387_reg_move().
12963 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12964 instead of "x". Use output_387_reg_move().
12965 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12966 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12967 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12968 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12969 Use output_387_reg_move().
12970 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12972 (*truncxf?f_i387 splitter): Ditto.
12974 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12976 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12977 LANG_HOOKS_SAFE_FROM_P.
12978 * expr.c (safe_from_p): Remove langhook call.
12979 * langhooks.h (lang_hooks): Remove safe_from_p.
12980 (lhd_safe_from_p): Remove prototype.
12981 * langhooks.c (lhd_safe_from_p): Remove.
12983 2007-04-06 Jan Hubicka <jh@suse.cz>
12985 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12988 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12990 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12991 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12992 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12993 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12995 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12996 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12998 2007-04-05 Richard Henderson <rth@redhat.com>
13000 * config/alpha/alpha.c (print_operand) [+]: Remove.
13001 (alpha_end_function): Print nop if call at end of function.
13002 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13003 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13004 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13005 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13006 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13007 the call pattern. Update peepholes to match.
13009 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13011 * doc/extend.texi (Other Builtins): Add decimal float variants
13013 * builtins.def: Ditto.
13014 * builtins.c (expand_builtin): Ditto.
13016 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13017 H.J. Lu <hongjiu.lu@intel.com>
13020 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13021 of V8HImode when calling ix86_binary_operator_ok.
13022 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13023 (sdot_prodv8hi): Operands 1 and 2 must be register.
13025 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13027 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13028 initialize align to silence bogus warning.
13030 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13032 PR middle-end/22156
13033 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13035 (struct sra_walk_fns): Remove use_all parameter from use.
13036 (sra_hash_tree): Handle BIT_FIELD_REFs.
13037 (sra_elt_hash): Don't hash bitfld blocks.
13038 (sra_elt_eq): Skip them in parent compares as well. Handle
13040 (sra_walk_expr): Don't maintain or pass down use_all_p.
13041 (scan_use): Remove use_all parameter.
13042 (scalarize_use): Likewise. Re-expand assignment to
13043 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13044 output, and re-scalarize after output. Don't mark anything
13046 (scalarize_ldst): Adjust.
13047 (scalarize_walk_gimple_modify_statement): Likewise.
13048 (build_element_name_1): Handle BIT_FIELD_REFs.
13049 (instantiate_element): Don't warn for any element whose parent
13050 is used as a whole.
13051 (instantiate_missing_elements_1): Return the sra_elt.
13052 (canon_type_for_field): New.
13053 (try_instantiate_multiple_fields): New.
13054 (instantiate_missing_elemnts): Use them.
13055 (mark_no_warning): Removed.
13056 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13057 (REPLDUP, sra_build_elt_assignment): New.
13058 (generate_copy_inout): Use them.
13059 (generate_element_copy): Likewise. Handle bitfld differences.
13060 (generate_element_zero): Don't recurse for blocks. Use
13061 sra_build_elt_assignment.
13062 (generate_one_element_int): Take elt instead of var. Use
13063 sra_build_elt_assignment.
13064 (generate_element_init_1): Adjust.
13065 (scalarize_use, scalarize_copy): Use REPLDUP.
13066 (scalarize_ldst): Move assert before dereference.
13067 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13069 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13071 * regmove.c: Fix unused variable warnings due to previous commit.
13073 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13075 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13076 (regmove_bb_head): Remove.
13077 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13078 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13079 problems with fixup_match_1.
13080 Don't initialize/free regmove_bb_head.
13082 (reg_is_remote_constant_p): If an insn is in the same basic block
13083 but not before INSN, consider it remote, too.
13085 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13088 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13089 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13091 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13093 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13094 (CONDITIONAL_REGISTER_USAGE): Likewise.
13096 2007-04-04 Richard Henderson <rth@redhat.com>
13098 * config/alpha/lib1funcs.asm: Remove unused file.
13100 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13103 * opts.c (print_specific_help): Fix --help=<language>
13105 (common_handle_option): Support --help=common.
13107 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13110 * gcc.c (main): Do not run the linker if
13111 print_subprocess_help indicates that it shouldn't be
13114 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13117 * doc/invoke.texi (--help=): Document <languages> value, fix
13118 formatting in tables of values.
13120 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13122 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13123 dllimport attribute of virtual methods.
13125 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13127 * config/score/crti.asm: Change _bss_start to __bss_start.
13128 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13129 (OUTGOING_REG_PARM_STACK_SPACE) update.
13130 * config/score/score.opt: add options to make backend support
13131 score5, score5u, score7 and score7d.
13132 * config/score/score.md: Likewise.
13133 * config/score/misc.md: Likewise.
13134 * config/score/mac.md: Likewise.
13135 * doc/invoke.texi: Likewise.
13136 * doc/md.texi: update constraints define.
13138 2007-04-03 Richard Henderson <rth@redhat.com>
13140 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13141 an appropriate type, use the mode instead.
13143 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13145 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13146 Set the default --with-arch setting to mips2.
13147 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13148 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13149 (MULTILIB_OSDIRNAMES): Delete.
13150 (MULTILIB_DIRNAMES): Define.
13151 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13152 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13153 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13154 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13155 VXWORKS_OS_CPP_BUILTINS.
13156 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13157 (MIPS_DEBUGGING_INFO): Undefine.
13158 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13160 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13162 PR middle-end/30704
13163 * fold-const.c (native_encode_real): Encode real.c provided longs
13164 as a series of 32-bit native integers.
13165 (native_interpret_real): Interpret buffer as a series of 32-bit
13168 2007-04-03 Richard Guenther <rguenther@suse.de>
13170 * genpreds.c (write_insn_constraint_len): Write function
13171 optimized for CONSTRAINT_LEN implementation.
13172 (write_tm_preds_h): Output insn_constraint_len inline and
13173 use it for CONSTRAINT_LEN.
13174 (write_insn_preds_c): Don't output insn_constraint_len.
13175 * doc/md.texi (define_register_constraint): Document multi-letter
13176 constraints shall have the same length if they start with the same
13179 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13182 * config/i386/i386.md (isinf<mode>2): Expand only when
13183 TARGET_C99_FUNCTIONS is set.
13185 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13187 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13188 (x86_64-*-linux*): Ditto.
13189 * config/i386/i386.opt (mpc): New option.
13190 * config/i386/i386.c (overrride_options): Handle
13191 ix87_precision_string.
13192 * config/i386/crtprec.c: New file.
13193 * config/i386/t-crtpc: Ditto.
13194 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13195 and -mpc80 options.
13196 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13197 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13198 crtprec32.o, crtprec64.o and crtprec80.o.
13200 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13201 and -mpc80 options.
13202 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13204 2007-04-02 Eric Christopher <echristo@apple.com>
13206 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13207 limitations on darwin.
13209 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13212 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13214 2007-04-02 Dave Korn <dave.korn@artimi.com>
13216 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13218 2007-04-02 Dave Korn <dave.korn@artimi.com>
13220 * libgcc2.h (exception_descriptor): Don't forward-declare.
13221 (__get_eh_table_language, __get_eh_table_version): Delete
13222 prototypes of long-dead functions.
13224 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13226 * ebitmap.h: New file
13227 * ebitmap.c: New file
13228 * Makefile.in (ebitmap.o): New target.
13230 2007-04-01 Jan Hubicka <jh@suse.cz>
13232 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13233 before very first instruction.
13235 2007-04-01 Jan Hubicka <jh@suse.cz>
13237 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13238 waring on 64bit hosts.
13239 * bitmap.h: Fix typo in bitmap_head_def.
13241 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13243 PR rtl-optimization/31391
13244 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13245 into a DELETED_LABEL note, and the label is in an empty basic
13246 block, update BB_END as well as BB_HEAD.
13248 2007-04-01 Richard Henderson <rth@redhat.com>
13250 PR tree-optimization/31169
13251 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13252 to varying if the range is outside [0, prec-1].
13254 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13257 * config/mips/mips.md (load_const_gp): New insn.
13258 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13259 the MIPS16 GP pseudo register if no_new_pseudos.
13260 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13262 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13265 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13267 (call_value): Likewise.
13269 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13270 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13273 * doc/invoke.texi: (optimization options): Reword description
13274 of -ffast-math. Document its primary purpose.
13276 2007-03-31 Richard Guenther <rguenther@suse.de>
13278 * omp-low.c (splay-tree.h): Include.
13279 (lookup_decl): Replace splay-tree usage by pointer-map.
13280 (maybe_lookup_decl): Likewise.
13281 (new_omp_context): Likewise.
13282 (delete_omp_context): Likewise.
13283 * gimplify.c (splay-tree.h): Include.
13284 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13286 (remap_ssa_name): Likewise.
13287 (remap_decl): Likewise.
13288 (remap_type_1): Likewise.
13289 (remap_type): Likewise.
13290 (copy_body_r): Likewise.
13291 (expand_call_inline): Likewise.
13292 (clone_body): Likewise.
13293 (copy_tree_r): Likewise.
13294 (remap_save_expr): Likewise.
13295 (unsave_r): Likewise.
13296 (unsave_expr_now): Likewise.
13297 (tree_function_versioning): Likewise.
13298 (build_duplicate_type): Likewise.
13299 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13300 (struct copy_body_data): Replace splay-tree by pointer-map.
13301 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13302 not $(SPLAY_TREE_H).
13303 (gimplify.o): Depend on $(SPLAY_TREE_H).
13304 (omp-low.p): Likewise.
13306 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13308 * config/avr/predicates.md (even_register_operand,
13309 odd_register_operand): New predicates.
13310 * config/avr/avr.md (movw peephole2): New.
13311 (movw_r peephole2): New.
13313 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13315 * tree.h (get_signed_or_unsigned_type): New.
13316 * fold-const.c (operand_equal_for_comparison_p): Use
13317 get_signed_or_unsigned_type instead of
13318 lang_hooks.types.signed_or_unsigned_type.
13319 * expr.c (store_expr): Ditto.
13320 * langhooks.c (get_signed_or_unsigned_type): New.
13321 (lhd_signed_or_unsigned_type): New.
13322 * langhooks.h (lhd_signed_or_unsigned_type): New.
13323 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13325 2007-03-30 Richard Henderson <rth@redhat.com>
13327 * tree-ssa-loop-ivopts.c: Include target.h.
13328 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13329 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13330 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13331 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13333 2007-03-30 Richard Henderson <rth@redhat.com>
13334 Kai Tietz <kai.tietz@onevision.com>
13336 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13337 default for 64-bit.
13338 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13339 (TARGET_64BIT_MS_ABI): New.
13340 (DBX_REGISTER_NUMBER): Handle 64-bit.
13341 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13342 (LONG_TYPE_SIZE): Force to 32.
13343 (REG_PARM_STACK_SPACE): New.
13344 (OUTGOING_REG_PARM_STACK_SPACE): New.
13345 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13346 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13347 (STACK_BOUNDARY): Use 128 for 64-bit.
13348 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13349 Add 64-bit implementation.
13350 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13352 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13353 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13354 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13355 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13356 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13357 TARGET_64BIT_MS_ABI.
13358 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13359 (ix86_pass_by_reference): Likewise.
13360 (ix86_function_value_regno_p): Likewise.
13361 (ix86_build_builtin_va_list): Likewise.
13362 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13363 (function_arg_advance_ms_64): New.
13364 (function_arg_advance): Call it.
13365 (function_arg_ms_64): New.
13366 (function_arg): Call it.
13367 (function_value_ms_64): New.
13368 (ix86_function_value_1): Call it.
13369 (return_in_memory_ms_64): New.
13370 (ix86_return_in_memory): Call it.
13371 (setup_incoming_varargs_ms_64): New.
13372 (ix86_setup_incoming_varargs): Call it.
13373 (ix86_expand_prologue): Handle 64-bit stack probing.
13374 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13375 (output_pic_addr_const): Likewise.
13376 (x86_this_parameter): Likewise.
13377 (x86_output_mi_thunk): Likewise.
13378 (x86_function_profiler): Likewise.
13379 (TARGET_STRICT_ARGUMENT_NAMING): New.
13380 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13381 (TARGET_64BIT_MS_ABI): New.
13382 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13383 * config/i386/i386.md (allocate_stack_worker): Remove.
13384 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13385 describe the clobber of eax without a match_scratch.
13386 (allocate_stack_worker_postreload): Remove.
13387 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13388 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13389 (allocate_stack_worker_rex64_postreload): Remove.
13390 (allocate_stack): Handle 64-bit.
13391 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13392 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13393 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13394 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13395 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13396 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13397 * config.build (x86_64-*-mingw*): New host.
13398 * config.host (x86_64-*-mingw*): New host.
13399 * config.gcc (x86_64-*-mingw*): New target.
13400 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13402 2007-03-30 Richard Henderson <rth@redhat.com>
13403 Kai Tietz <kai.tietz@onevision.com>
13405 * c-pragma.c (struct def_pragma_macro_value): New.
13406 (struct def_pragma_macro): New.
13407 (pushed_macro_table): New.
13408 (dpm_hash, dpm_eq): New.
13409 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13410 (init_pragma): Install them.
13411 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13413 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13415 * config/avr/avr.c (avr_override_options): Clear
13416 'flag_delete_null_pointer_checks'.
13418 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13421 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13422 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13423 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13424 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13425 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13426 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13427 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13429 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13431 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13433 * regmove.c: Move all of pass_stack_adjustments from here...
13434 * combine-stack-adj.c: ...to this new file.
13435 * Makefile.in: Add rules for combine-stack-adj.o.
13437 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13439 PR tree-optimization/31383
13440 * tree-data-ref.c (affine_function_equal_p): Do not require the
13441 vectors to have the same length.
13443 2007-03-30 Jan Hubicka <jh@suse.cz>
13445 PR middle-end/30700
13446 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13447 availablility; add more sanity checking; ask varpool only about
13450 2007-03-29 Richard Henderson <rth@redhat.com>
13452 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13453 to decide, but __SIZEOF_LONG_LONG__.
13455 2007-03-29 Richard Henderson <rth@redhat.com>
13457 * emutls.c (struct __emutls_array): New.
13458 (emutls_destroy): Use it instead of casting element 0 from void*.
13459 (__emutls_get_address): Likewise.
13461 2007-03-29 Richard Henderson <rth@redhat.com>
13463 * varasm.c (initializer_constant_valid_p): Don't deny
13464 DECL_DLLIMPORT_P on functions.
13466 * config/i386/cygming.h: Remove function declarations.
13467 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13468 (ASM_OUTPUT_LABELREF): Remove.
13469 (COMMON_ASM_OP): Remove.
13470 (ASM_OUTPUT_COMMON): Remove.
13471 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13472 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13473 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13474 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13475 Rename from TARGET_ENCODE_SECTION_INFO.
13476 * config/i386/netware.h: Likewise.
13477 * config/i386/i386-protos.h: Update.
13478 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13479 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13480 (legitimate_constant_p): Reject dllimports.
13481 (dllimport_map, get_dllimport_decl): New.
13482 (legitimize_dllimport_symbol): New.
13483 (legitimize_address, ix86_expand_move): Use it.
13484 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13485 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13486 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13487 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13488 * config/i386/predicates.md (constant_call_address_operand): Only
13489 accept symbols; reject dllimport_p symbols.
13490 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13491 i386_pe_maybe_record_exported_symbol.
13492 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13493 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13494 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13495 trust the setting of DECL_DLLIMPORT_P.
13496 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13497 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13498 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13499 tidy the argument scanning loop.
13500 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13501 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13502 (i386_pe_strip_name_encoding): Remove.
13503 (i386_pe_binds_local_p): New.
13504 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13505 (i386_pe_output_labelref): Remove.
13506 (i386_pe_asm_output_aligned_decl_common): New.
13507 (i386_pe_maybe_record_exported_symbol): Rename from
13508 i386_pe_record_exported_symbol; check for dllexported symbols.
13510 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13512 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13513 add comment explaining why vsnprintf cannot be used.
13515 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13517 PR tree-optimization/30666
13518 * tree.c (build_complex_type): When creating type names for DWARF2
13519 debug info, create TYPE_DECLs for TYPE_NAME instead of
13521 (build_common_tree_nodes_2): Use build_complex_type when building
13522 predefined complex types, to preserve canonical types.
13524 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13526 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13527 (noce_get_alt_condition): Look at it to determine whether to
13528 reverse the condition or not.
13529 (noce_get_condition): Substitute the truth for lies.
13530 (noce_find_if_block): Set the then_else_reversed field.
13532 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13534 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13535 destination of this insn.
13536 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13537 than calling gen_rtx_SET directly. Use r0 to hold the value of
13538 'address + 4' rather than a stack based temporary which can be
13539 mis-optimized away.
13541 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13543 * config/s390/s390.c (s390_secondary_input_reload_class,
13544 s390_secondary_output_reload_class): Functions removed.
13545 (s390_secondary_reload): New function.
13546 (TARGET_SECONDARY_RELOAD): Target macro defined.
13547 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13548 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13549 * config/s390/s390.md ("reload_outti", "reload_outdi",
13550 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13551 "reload_out<mode>"): Expanders removed.
13552 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13553 "reload<mode>_nonoffmem_out"): Expanders added.
13555 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13557 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13558 action if SRC->DEST replacement failed anyway.
13560 2007-03-28 Mike Stump <mrs@apple.com>
13562 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13563 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13564 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13566 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13568 * config.gcc: Accept barcelona as a variant of amdfam10.
13569 * config/i386/i386.c (override_options): Likewise.
13570 * doc/invoke.texi: Likewise.
13572 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13574 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13575 offsets for BIT_FIELD_REF and COMPONENT_REF.
13577 2007-03-28 Richard Guenther <rguenther@suse.de>
13579 * tree.c (is_global_var): Move ...
13580 * tree-flow-inline.h (is_global_var): ... here.
13581 * tree.h (is_global_var): Remove declaration.
13583 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13585 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13587 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13588 * config/i386/i386.c (ix86_tune_features): Initialize new
13590 * config/i386/predicates.md (promotable_binary_operator): Use
13591 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13593 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13596 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13598 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13600 * config/fr30/fr30.md (movsi_internal): Change destination
13601 constraint from m to V and add m to the end.
13603 2007-03-28 Christian Bruel <christian.bruel@st.com>
13605 * config/sh/sh.md (movsi_i): Fix type attribute.
13607 2007-03-28 Christian Bruel <christian.bruel@st.com>
13609 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13610 (movsf_ie): Likewise.
13612 2007-03-28 Christian Bruel <christian.bruel@st.com>
13614 * config.gcc: Add sh4-300 to multilib.
13615 * config/sh/t-mlib-sh4-300: New file.
13617 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13619 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13620 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13621 fix_trunc<mode>di2.
13622 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13623 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13624 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13625 "fixuns_trunctddi2"): Whitespace fix.
13627 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13629 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13630 the definition of struct sh_args.
13631 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13632 CALL_COOKIE_INT_REG_GET): Likewise.
13634 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13636 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13637 transformations are applied successfully.
13639 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13641 * tree.c (tree_contains_struct): Permit 512 tree codes.
13642 * tree.h (tree_contains_struct): Ditto.
13643 (MAX_TREE_CODES): Ditto.
13644 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13645 SPARE member to store remaining padding bits.
13647 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13649 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13652 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13654 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13655 * configure: Regenerate.
13657 * configure: Regenerate using the correct version of autoconf.
13659 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13661 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13663 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13664 regs to "__SP_L__" and "__SP_H__".
13666 2007-03-27 Richard Guenther <rguenther@suse.de>
13668 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13669 computations with it with a HOST_WIDE_INT variable.
13671 2007-03-26 Mike Stump <mrs@apple.com>
13673 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13674 objective-c-header, objective-c++-header and objc++-cpp-output
13676 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13678 2007-03-26 Richard Henderson <rth@redhat.com>
13681 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13682 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13683 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13684 IX86_BUILTIN_PSRLQ128): New.
13685 (ix86_init_mmx_sse_builtins): Add them.
13686 (ix86_expand_builtin): Expand them.
13687 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13688 operand 2 be TImode.
13689 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13690 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13691 _mm_srli_epi64): Mark __B const.
13692 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13693 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13694 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13695 new two-vector shift builtins.
13697 2007-03-26 Ian Lance Taylor <iant@google.com>
13699 PR tree-optimization/31345
13700 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13701 [+INF, +INF(OVF)] into VARYING.
13703 2007-03-26 Zack Weinberg <zackw@panix.com>
13705 * gengtype-parse.c: New file.
13706 * gengtype-yacc.y: Delete.
13707 * gengtype-lex.l: Don't include gengtype-yacc.h.
13708 Define YY_DECL and yyterminate appropriately for recursive
13709 descent parser. yylval is now a string out-parameter to yylex.
13710 (HWS, EOID): New shorthand.
13711 (IWORD): Add a couple more types.
13712 (yylex): Add a setup stanza. Remove the complex rules for
13713 detecting GTY'ed types and typedefs; replace with simple
13714 keyword detectors. Adjust everything for the changed
13715 definition of yylval. Ignore all pp-directives, not just #define.
13717 (parse_file): Rename yybegin; do not call yyparse.
13719 * gengtype.c (xasprintf): Export again.
13720 (this_file): New. Use everywhere __FILE__ was being used.
13721 (get_lang_bitmap): Special case types defined in gengtype.c.
13722 (do_typedef, new_structure): Suppress definition of certain types.
13723 (new_structure): Improve diagnostics of duplicate definitions.
13724 Make sure location_s is associated with input.h.
13725 (nreverse_pairs, define_location_structures): New functions.
13726 (main): Improve tagging of kludge types. Remove old kludges
13727 for input.h types; use define_location_structures.
13728 * gengtype.h: Update prototypes. Define token codes here.
13729 * Makefile.in: Remove all references to gengtype-yacc.
13730 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13732 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13733 add GTY((skip)) to the field that's only conditionally there.
13734 * doc/install.texi: Document that Bison is no longer required
13735 unless building treelang.
13737 * gengtype.c: Don't include gtyp-gen.h.
13738 (srcdir): Declare here.
13739 (base_files, lang_dir_names): Allocate dynamically.
13740 (gt_files, num_gt_files, num_lang_dirs): New globals.
13741 (measure_input_list, read_input_line, read_input_list)
13742 (set_lang_bitmap): New functions.
13743 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13744 simplify, relying on read_input_list to set up the bitmaps.
13745 (main): Arguments are no longer unused. Check for correct number
13746 of command line arguments, set srcdir and srcdir_len, then call
13747 read_input_list, before doing anything else. No need to worry
13748 about duplicates in main loop.
13749 * configure.ac: Simplify the calculation of all_gtfiles.
13750 Put language tags in there. Don't set or substitute
13751 all_gtfiles_files_langs or all_gtfiles_files_frags.
13752 * Makefile.in: Revamp the way gengtype is invoked, now that it
13753 takes a file on its command line with a much simpler format.
13754 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13755 (GTFILES): Remove duplicates and C source files.
13756 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13757 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13758 * configure: Regenerate.
13760 * gengtype.h: Remove all type definitions to gengtype.c; leave
13761 only definitions of options_p, type_p, and pair_p as opaque
13762 pointers. Update prototypes.
13763 * gengtype.c: Many type definitions moved here from gengtype.h.
13764 Consolidate type definitions at the top of the file.
13765 (xvasprintf): Delete.
13766 (xasprintf): Make static.
13767 (create_nested_pointer_option): Add 'next' parameter.
13768 (create_field_all, create_field_at): New functions.
13769 (create_field): Now a thin wrapper around create_field_all.
13770 (create_optional_field): Rename create_optional_field_ and add
13771 line argument. Original name is now a macro which supplies
13773 (oprintf): Use vsnprintf directly.
13774 (close_output_files): Use fatal rather than perror/exit.
13775 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13776 (main): Set progname. Don't use exit.
13777 * gengtype-yacc.y (struct_fields): Use create_field_at.
13778 (option, optionseqopt): Delete.
13779 (optionseq): Consolidate productions from option here so we
13780 can use the first argument to create_option.
13782 * gengtype-lex.l: Distinguish unions from structures in the
13783 token type. Don't call find_structure; return the tag as a string.
13784 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13785 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13786 string. Reorganize typedef_struct production accordingly.
13787 Use create_nested_ptr_option.
13788 * gengtype.c (create_nested_ptr_option): New function.
13789 * gengtype.h: Declare it.
13791 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13792 (string_type): Don't declare.
13793 (do_scalar_typedef): Declare.
13794 (create_scalar_type): Update prototype.
13795 * gengtype.c (string_type): Make static.
13796 (scalar_nonchar, scalar_char): New.
13797 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13798 (resolve_typedef): Use scalar_nonchar for error recovery.
13799 (create_scalar_type): Remove name_len field. Return scalar_char
13800 or scalar_nonchar as appropriate.
13801 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13802 to use string_type.
13803 (throughout): Use scalar_nonchar instead of calling
13804 create_scalar_type, whenever possible.
13805 (main): Initialize scalar_char and scalar_nonchar before calling
13807 * gengtype-lex.l: Adjust for removal of second argument to
13808 create_scalar_type. Use yylval.s instead of yylval.t when
13810 * gengtype-yacc.y: Type of SCALAR is string. Call
13811 create_scalar_type from type:SCALAR rule. Adjust for removal of
13812 second argument to create_scalar_type.
13814 * vec.h: Remove all #if IN_GENGTYPE blocks.
13815 Add comment saying that changes may require adjustments to gengtype.
13816 * gengtype.c: Don't include coretypes.h or tm.h.
13817 Add comment to inclusion of errors.h.
13818 (note_def_vec, note_def_vec_alloc): New functions.
13819 * gengtype.h: Declare new functions.
13820 * gengtype-lex.l: Don't include coretypes.h.
13821 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13823 (update_lineno): Remove unnecessary prototype.
13824 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13825 (VEC rule): Just return VEC_TOKEN.
13826 * gengtype-yacc.y (VEC_TOKEN): New token type.
13827 (type): Add a production for VEC(a,b).
13828 * Makefile.in: Update dependencies.
13830 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13831 typedefs that use the old PARAMS macro.
13833 * gengtype-lex.l: Remove all rules and states relating to yacc
13835 * gengtype-yacc.y: Similarly.
13836 * gengtype.c (note_yacc_type): Delete function.
13837 * gengtype.h: Update prototypes.
13839 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13841 * tree-pretty-print.c (dump_generic_node): Report precision of
13842 unnamed integer types.
13844 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13846 * ifcvt.c (noce_try_store_flag_constants): Don't check
13847 no_new_pseudos here.
13848 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13849 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13850 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13851 noce_try_sign_mask): Likewise.
13852 (if_convert): Check no_new_pseudos here.
13854 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13856 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13857 (noce_get_condition): Handle new then_else_reversed argument.
13858 (noce_init_if_info): Remove, fold into noce_find_if_block.
13859 (noce_process_if_block): Take a struct noce_if_info as the
13860 argument. Don't set up one based on ce_if_info. Update pointer
13861 references accordingly.
13862 (cond_move_process_if_block): Likewise.
13863 (process_if_block): Removed.
13864 (find_if_block): Removed. Move functionality two new functions,
13865 noce_find_if_block and cond_exec_find_if_block.
13866 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13867 blocks and the symmetric IF-ELSE-JOIN case.
13868 (cond_exec_find_if_block): Also new function mostly based on old
13869 find_if_block and process_if_block.
13870 (find_if_header): Replace find_if_block call with separately
13871 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13872 (find_cond_trap): Update noce_get_condition call.
13873 (dead_or_predicable): Likewise.
13875 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13877 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13879 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13880 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13881 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13882 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13883 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13884 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13885 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13886 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13887 __builtin_ia32_psrad128 builtins.
13889 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13891 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13892 * config/i386/constraints.md
13893 (define_constraint "I"): Use IN_RANGE macro.
13894 (define_constraint "J"): Ditto.
13895 (define_constraint "K"): Ditto.
13896 (define_constraint "M"): Ditto.
13897 (define_constraint "N"): Ditto.
13898 (define_constraint "O"): Ditto.
13899 * config/i386/predicates.md
13900 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13901 (define_predicate "const_0_to_3_operand"): Ditto.
13902 (define_predicate "const_0_to_7_operand"): Ditto.
13903 (define_predicate "const_0_to_15_operand"): Ditto.
13904 (define_predicate "const_0_to_63_operand"): Ditto.
13905 (define_predicate "const_0_to_255_operand"): Ditto.
13906 (define_predicate "const_1_to_31_operand"): Ditto.
13907 (define_predicate "const_2_to_3_operand"): Ditto.
13908 (define_predicate "const_4_to_7_operand"): Ditto.
13910 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13912 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13913 in SImode for save_world.
13914 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13917 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13919 PR tree-optimization/30784
13920 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13923 2007-03-25 Revital Eres <eres@il.ibm.com>
13925 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13926 Fold movement_possibility function into it.
13928 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13930 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13931 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13932 (call_indirect_nonlocal_darwin64): Same.
13933 (call_nonlocal_darwin64): Same.
13934 (call_value_indirect_nonlocal_darwin64): Same.
13935 (call_value_nonlocal_darwin64): Same.
13936 (sibcall_nonlocal_darwin64): Same.
13937 (sibcall_value_nonlocal_darwin64): Same.
13938 (sibcall_symbolic_64): Same.
13939 (sibcall_value_symbolic_64): Same.
13940 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13942 (rs6000_emit_load_toc_table): Same.
13943 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13944 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13946 (divss_call): Same.
13947 (divus_call): Same.
13948 (quoss_call): Same.
13949 (quous_call): Same.
13950 (load_toc_v4_pic_si): Same
13951 (load_toc_v4_PIC_1): Same.
13952 (load_toc_v4_PIC_1b): Same.
13953 (call_indirect_aix{32,64}): Same.
13954 (call_value_indirect_aix{32,64}): Same.
13956 (call_value): Same.
13957 (call_local{32,64}): Same.
13958 (call_value_local{32,64}): Same.
13959 (call_indirect_nonlocal_aix{32,64}): Same.
13960 (call_nonlocal_aix{32,64}): Same.
13961 (call_value_indirect_nonlocal_aix{32,64}): Same.
13962 (call_value_nonlocal_aix{32,64}): Same.
13963 (call_indirect_nonlocal_sysv<mode>): Same.
13964 (call_nonlocal_sysv<mode>): Same.
13965 (call_value_indirect_nonlocal_sysv<mode>): Same.
13966 (call_value_nonlocal_sysv<mode>): Same.
13968 (sibcall_local{32,64}): Same.
13969 (sibcall_value_local{32,64}): Same.
13970 (sibcall_nonlocal_aix{32,64}): Same.
13971 (sibcall_value_nonlocal_aix{32,64}): Same.
13972 (sibcall_nonlocal_sysv<mode>): Same.
13973 (sibcall_value): Same.
13974 (sibcall_value_nonlocal_sysv<mode>): Same.
13976 2007-03-24 Paul Brook <paul@codesourcery.com>
13978 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13979 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13981 2007-03-24 Richard Henderson <rth@redhat.com>
13983 * config/ia64/constraints.md: New file.
13984 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13985 satisfies_constraint_?.
13986 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13987 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13988 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13989 ia64_output_mi_thunk): Likewise.
13990 (ia64_const_ok_for_letter_p): Remove.
13991 (ia64_const_double_ok_for_letter_p): Remove.
13992 (ia64_extra_constraint): Remove.
13993 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13994 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13995 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13996 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13997 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13998 EXTRA_MEMORY_CONSTRAINT): Remove.
13999 * config/ia64/ia64.md: Include constriants.md. Replace
14000 CONST_OK_FOR_? with satisfies_constraint_?.
14002 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14003 H.J. Lu <hongjiu.lu@intel.com>
14005 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14007 (name macros): Use DPD_BID_NAME to convert names properly.
14009 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14010 decimal floating point format.
14011 (init_floating_libfuncs): Change decimal functions so that they
14012 have a "bid_" prefix if the decimal system uses the BID format,
14013 and "dpd_" prefix if the decimal system uses the DPD format.
14014 (init_interclass_conv_libfuncs): Ditto.
14015 (init_intraclass_conv_libfuncs): Ditto.
14017 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14018 using the BID format.
14020 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14021 whether we are using the BID decimal format.
14022 * configure: Regenerate.
14024 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14025 the compiler has decimal floating point enabled. Define
14026 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14029 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14030 using the BID format.
14032 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14033 whether we are using the BID decimal format.
14034 * configure: Regenerate.
14036 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14037 the compiler has decimal floating point enabled. Define
14038 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14041 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14042 options, and that it is enabled for i386/x86_64 systems.
14044 * Makefile.in (enable_decimal_float): New.
14046 (DECNUMINC): Add -I$(DECNUMFMT).
14047 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14048 to $(DECNUMFMT) from $(DECNUM).
14050 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14051 Substitute enable_decimal_float.
14052 * configure: Regenerated.
14055 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14058 * configure.ac: Enable decimal float for x86_64-*-linux*.
14059 * configure: Regenerated.
14062 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14063 decimal128ClearSign to flip and clear the sign bit in decimal128.
14064 (decimal_real_maxval): Set decimal128SetSign to set the sign
14067 2007-03-23 Ian Lance Taylor <iant@google.com>
14069 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14071 2007-03-23 Ian Lance Taylor <iant@google.com>
14073 * tree-dump.c (dump_files): Correct comment.
14075 2007-03-23 Ian Lance Taylor <iant@google.com>
14077 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14079 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14081 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14082 in cfglayout mode. Don't go into and out of cfglayout mode.
14083 Link the blocks in the order of the constructed traces.
14084 (rest_of_handle_tracer): Adjust call to tracer.
14085 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14086 Don't go into cfglayout mode.
14087 (rtl_loop_done): Don't go out of cfglayout mode.
14088 * cfglayout.c (relink_block_chain): New function, split out from...
14089 (fixup_reorder_chain): ...here. Remove redundant checking.
14090 (cfg_layout_finalize): Don't clear the header, footer, and aux
14091 fields here, move the code to do so to relink_block_chain. Likewise
14092 for free_original_copy_tables.
14093 * rtl.h (tracer): Update prototype.
14094 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14095 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14096 mode. Use relink_block_chain to serialize the CFG according to the
14097 new basic block order. Move targetm.cannot_modify_jumps_p check from
14099 (gate_handle_reorder_blocks): ...to here.
14100 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14102 (gate_duplicate_computed_gotos): ...to here.
14103 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14104 something always changes when going into and out of cfglayout mode.
14105 Perform an expensive cfg cleanup while going into cfglayout mode.
14106 Always update liveness information on HAVE_conditional_execution
14107 targets. Reserialize the basic blocks and go out of cfglayout mode.
14108 * reg-stack.c: Include cfglayout.h.
14109 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14110 the call to reorder_basic_blocks.
14111 * basic-block.h (reorder_basic_blocks): Update prototype.
14112 (relink_block_chain): New prototype.
14113 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14115 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14117 * config/mips/mips.md (type, hazard, *movdi_32bit,
14118 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14119 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14120 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14121 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14122 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14124 (movcc): Change first xfer to multi.
14125 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14126 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14127 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14128 config/mips/generic.md: Change reservations using "xfer" to use
14130 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14131 using match_operand.
14132 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14133 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14135 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14137 2007-03-22 Richard Henderson <rth@redhat.com>
14139 * config/i386/i386.c: Remove unnecessary function declarations.
14140 Move targetm definition, and all related macros, to the end of
14141 the file. Resort some functions to put definitions before uses.
14142 (ix86_attribute_table): Make static. Move to end of file.
14143 (ix86_gimplify_va_arg): Make static.
14145 2007-03-22 Richard Henderson <rth@redhat.com>
14147 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14148 don't increase local_regparm with force_align_arg_pointer check.
14149 (ix86_function_sseregparm): Assert 32-bit.
14150 (type_has_variadic_args_p): New.
14151 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14152 type_has_variadic_args_p.
14153 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14154 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14155 use memset instead. Do maybe_vaarg check first; skip attribute
14156 tests if true; skip attribute tests for 64-bit.
14157 (construct_container): Remove TARGET_DEBUG_ARG.
14158 (function_arg_advance_32, function_arg_advance_64): Split out ...
14159 (function_arg_advance): ... from here.
14160 (function_arg_32, function_arg_64): Split out ...
14161 (function_arg): ... from here.
14162 (ix86_pass_by_reference): Tidy.
14163 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14164 (function_value_32): New, from parts of ix86_function_value
14165 and ix86_value_regno.
14166 (function_value_64): New, from parts of ix86_function_value
14167 and ix86_libcall_value.
14168 (ix86_function_value_1): New.
14169 (ix86_function_value, ix86_libcall_value): Use it.
14170 (return_in_memory_32, return_in_memory_64): Split out ...
14171 (ix86_return_in_memory): ... from here.
14172 (ix86_struct_value_rtx): Skip for 64-bit.
14173 (ix86_libcall_value, ix86_value_regno): Remove.
14174 (setup_incoming_varargs_64): Split out ...
14175 (ix86_setup_incoming_varargs): ... from here.
14176 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14177 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14178 * config/i386/i386-protos.h (ix86_function_value): Remove.
14179 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14181 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14184 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14185 infinities not supported, otherwise emit warning if -Woverflow. On
14186 underflow, emit warning if -Woverflow.
14187 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14189 * real.h (real_from_string): Update declaration
14191 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14192 Richard Henderson <rth@redhat.com>
14194 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14195 * calls.c (compute_argument_block_size, expand_call,
14196 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14197 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14198 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14199 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14200 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14201 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14202 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14203 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14206 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14208 * c-incpath.c (add_sysroot_to_chain): New.
14209 (merge_include_chains): Add sysroot argument. Call
14210 add_sysroot_to_chain if sysrooted.
14211 (register_include_chains): Update call to merge_include_chains.
14212 * doc/cppopts.texi: Document use of '=' in include directory
14215 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14217 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14218 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14219 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14220 insn pattern using X87MODEF12 mode macro.
14222 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14224 * regmove.c (regmove_optimize): Use reg_mentioned_p
14225 instead of reg_overlap_mentioned_p for DST.
14227 2007-03-21 Mike Stump <mrs@apple.com>
14229 * c.opt: Fixup for Objective-C/C++.
14231 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14233 * explow.c (convert_memory_address): Fold memory reference when
14234 POINTERS_EXTEND_UNSIGNED < 0
14236 2007-03-21 Richard Henderson <rth@redhat.com>
14239 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14240 * config/i386/mmintrin.h (__m64): Likewise.
14241 * config/i386/xmmintrin.h (__m128): Likewise.
14243 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14245 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14246 (VXWORKS_OS_CPP_BUILTINS): Define.
14247 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14248 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14250 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14252 * rtl.h (constant_pool_reference_p): Delete.
14253 (find_constant_src): Declare.
14254 * rtlanal.c (find_constant_src): New function.
14255 * simplify-rtx.c (constant_pool_reference_p): Delete.
14256 * config/i386/i386.md: Use find_constant_src instead of
14257 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14259 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14261 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14262 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14264 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14266 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14267 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14268 (arm_elf_asm_constructor): Use it.
14269 (arm_elf_asm_destructor): New function.
14271 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14273 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14275 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14277 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14279 2007-03-19 Andrew Haley <aph@redhat.com>
14281 PR tree-optimization/31264
14282 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14283 VIEW_CONVERT_EXPRs.
14285 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14287 PR rtl-optimization/30907
14288 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14289 (fwprop_init): Always call loop_optimizer_initialize.
14290 (fwprop_done): Always call loop_optimizer_finalize.
14291 (fwprop): We always have loop info now.
14292 (gate_fwprop_addr): Remove.
14293 (pass_fwprop_addr): Use gate_fwprop as gate.
14295 PR rtl-optimization/30841
14296 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14297 df_chain_alloc): Call df_reorganize_refs unconditionally.
14298 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14299 refs_organized to refs_organized_size.
14300 (df_ref_create_structure): Use refs_organized_size instead of
14301 bitmap_size if refs had been organized, and keep refs_organized_size
14303 * df.h (struct df_ref_info): Change refs_organized to
14304 refs_organized_size.
14305 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14308 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14310 * except.c (output_function_exception_table): Do not reference the
14311 EH personality routine for functions that do not require an
14314 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14317 * c-typeck.c (convert_for_assignment): Call comptypes for
14318 RECORD_TYPE or UNION_TYPE.
14320 PR inline-asm/30505
14321 * reload1.c (reload): Do invalid ASM checking after
14322 cleanup_subreg_operands.
14324 2007-03-19 Jeff Law <law@redhat.com>
14326 * tree-cfg.c (find_taken_edge): Tighten conditions for
14327 optimizing computed gotos.
14329 2007-03-19 Michael Matz <matz@suse.de>
14331 * builtins.c (expand_builtin_sync_operation,
14332 expand_builtin_compare_and_swap,
14333 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14336 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14337 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14340 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14342 * doc/tm.texi: Add brackets around the return type of
14343 TARGET_SECONDARY_RELOAD.
14345 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14346 Richard Guenther <rguenther@suse.de>
14348 PR tree-optimization/31254
14349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14350 Use handled_component_p () where appropriate. Continue
14351 propagating into the rhs if we propagated into an INDIRECT_REF
14354 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14356 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14357 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14358 (xde, xdee): Mode attributes adjusted to support DFP modes.
14359 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14360 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14361 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14362 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14363 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14364 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14365 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14367 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14368 "movsf"): Insn definitions removed.
14369 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14370 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14371 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14373 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14374 "reload_in<mode>", "reload_out<mode>"): Expander added.
14375 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14378 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14380 * config/s390/s390.md: Only non-functional changes. Renamed
14381 FPR mode macro to BFP all over the file.
14383 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14385 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14386 (op_type attribute): RRF instruction type added.
14387 (fT0): New mode attribute.
14388 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14389 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14390 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14391 instruction no secondary memory is needed when moving DFmode values
14392 between GPRs and FPRs.
14394 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14396 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14397 inverted and documentation adjusted.
14398 ("mhard-dfp", "msoft-dfp"): New options.
14399 * config/s390/s390.c (s390_handle_arch_option): New architecture
14401 (override_options): Sanity checks for the new options added.
14402 * config.gcc: New architecture switch: z9-ec.
14403 * config/s390/s390.h (processor_flags): PF_DFP added.
14404 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14405 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14406 when the bit is NOT set so remove it from the defaults.
14408 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14410 * genemit.c (main): Print include statement for dfp.h.
14411 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14414 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14416 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14418 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14421 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14422 instead of PATTERN.
14424 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14426 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14427 attr_length_call, output_call, output_indirect_call): Cleanup
14428 formatting of targetm calls.
14430 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14432 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14434 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14436 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14437 reservation, bypass and anti-bypass descriptions for these
14438 instructions. Update move patterns.
14439 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14442 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14444 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14445 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14446 (get_initial_def_for_reduction): Likewise.
14448 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14450 Fix PR tree-optimization/29922
14451 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14452 (get_representative): Removed.
14453 (value_dies_in_block_x): Update for rvuse removal.
14454 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14455 (compute_antic_aux): Handle when PHI nodes appear in
14456 non-single-successors.
14457 (dump_bitmap_of_names): Removed.
14458 (compute_antic_safe): Renamed and removed rvuse calculation.
14459 Calculate only antic safe.
14460 (insert_into_preds_of_block): Remove assert.
14461 (execute_pre): Update for renamed functions.
14462 (defer_or_phi_translate_block): New function.
14464 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14466 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14467 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14469 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14470 Follow spelling conventions.
14472 * tree-data-ref.h: Remove the prototype for analyze_array.
14474 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14476 PR tree-optimization/31041
14477 * tree-vect-transform.c (get_initial_def_for_induction): Call
14478 force_gimple_operand.
14480 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14482 * ipa-type-escape.c (look_for_casts) : Revert code to use
14483 handled_component_p due to ada test a-numaux.adb.
14485 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14487 * final.c (final_scan_insn): Alter the condition of a
14488 conditional trap if we have nonstandard CC.
14490 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14492 * configure.ac: Remove excess quoting from asm line 0 test.
14493 * configure: Rebuilt.
14495 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14497 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14498 * c-common.c (convert_and_check): Move warning logic to...
14499 (warnings_for_convert_and_check): ...here. Define.
14500 * c-common.h (warnings_for_convert_and_check): Declare.
14502 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14504 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14505 (output_call): Likewise.
14507 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14509 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14511 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14513 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14515 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14518 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14520 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14522 PR tree-optimization/31183
14523 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14524 Use double_int instead of unsigned int for representing access_strides.
14525 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14527 2007-03-16 Richard Guenther <rguenther@suse.de>
14529 PR tree-optimization/31146
14530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14531 to allow recursion of forward_propagate_addr_expr.
14532 (forward_propagate_addr_into_variable_array_index): Likewise.
14533 (forward_propagate_addr_expr): Likewise.
14534 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14535 (forward_propagate_addr_expr_1): Recurse on simple copies
14536 instead of propagating into them. Do so for useless conversions
14538 (forward_propagate_addr_expr): Clean up unused statements after
14541 2007-03-16 Richard Guenther <rguenther@suse.de>
14543 * builtins.c (expand_builtin_cexpi): Use the right argument
14544 for the expansion via cexp.
14546 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14548 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14549 * configure: Rebuilt.
14551 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14554 * dwarf2out.c (force_type_die): Adjust comment.
14555 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14557 2007-03-15 DJ Delorie <dj@redhat.com>
14559 * config/frv/predicates.md (minmax_operator): Don't check operands
14562 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14564 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14565 Update constant estimates of number of iterations.
14566 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14567 argument renamed to "realistic".
14568 (compute_estimated_nb_iterations): Removed.
14569 (record_niter_bound): New function.
14570 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14571 call record_nonwrapping_iv with upper = false.
14572 (infer_loop_bounds_from_signedness): Pass upper argument to
14573 record_nonwrapping_iv.
14574 (estimate_numbers_of_iterations_loop): Do not call
14575 compute_estimated_nb_iterations. Record estimate based on profile
14576 information. Initialize the constant estimates of number of
14578 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14580 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14581 number of iterations is too small.
14582 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14583 (EST_NOT_AVAILABLE): Removed.
14584 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14585 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14588 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14590 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14591 Handle NE_EXPR guards.
14593 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14596 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14597 Set also -pedantic-errors by default for the preprocessor unless
14598 -fpermissive is given.
14600 2007-03-15 Richard Guenther <rguenther@suse.de>
14602 PR middle-end/29719
14603 PR middle-end/31161
14604 * builtins.c (expand_builtin_cexpi): As a fallback if we
14605 don't have builtins for sincos or cexp create a function
14606 declaration for cexp and expand to a call to that.
14607 (expand_builtin_int_roundingfn): Always fall
14608 back to floor/ceil and its variants even if they may be
14611 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14613 PR middle-end/31159
14614 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14615 jump tables, move the call to delete_dead_jumptables from here...
14616 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14617 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14618 don't allow merging of blocks that try_redirect_by_replacing_jump
14619 also does not handle when not optimizing.
14621 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14622 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14624 * config/i386/i386.md (x86_sahf_1): Correctly handle
14627 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14630 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14631 x86_64_general_operand as operand[2] predicate. Remove "iF"
14632 from operand constraints and use "e" constraint instead.
14633 (*subti3_1, *subti3_1 splitter): Ditto.
14634 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14635 operand[1] predicate.
14637 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14639 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14640 arrays, multiply the access strides by the size of the sub-array.
14641 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14643 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14645 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14646 the configured assembler supports the sahf mnemonic.
14647 * configure: Regenerate.
14648 * config.in: Regenerate.
14650 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14651 emit "sahf" or ".byte\t0x9e" as asm template.
14653 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14656 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14657 option to replace hard coded TARGET_xxx in md file.
14658 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14659 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14660 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14661 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14662 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14663 (X86_TUNE_NOT_VECTORMODE): Ditto.
14664 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14665 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14666 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14667 (TUNE_SLOW_IMUL_IMM8): Ditto.
14668 (TUNE_MOVE_M1_VIA_OR): Ditto.
14669 (TUNE_NOT_UNPAIRABLE): Ditto.
14670 (TUNE_NOT_VECTORMODE): Ditto.
14672 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14675 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14676 tuning options instead of hard coded TARGET_xxx.
14677 (fix ssemode peephole2's): Ditto.
14678 (imul peephole2's): Ditto.
14680 (movdi_or_rex64): Ditto.
14681 (move peephole2): Ditto.
14682 (not peephole2's): Ditto.
14684 2007-03-14 Dirk Mueller <dmueller@suse.de>
14686 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14687 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14688 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14690 * c-parser.c (c_parser_do_statement): Warn about empty body in
14691 do/while statement.
14692 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14693 * doc/invoke.texi (-Wempty-body): Update documentation.
14695 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14698 * c-common.h (warn_for_div_by_zero): Declare.
14699 * c-common.c (warn_for_div_by_zero): Define.
14700 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14703 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14705 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14706 to PREFIX and STANDARD_PREFIX.
14708 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14709 Phil Edwards <phil@codesourcery.com>
14711 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14712 (__gthread_once_t): Remove busy field for RTPs.
14713 (__GTHREAD_ONCE_INIT): Update accordingly.
14715 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14717 * doc/invoke.texi: Document VxWorks options.
14719 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14721 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14723 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14725 PR tree-optimization/30590
14726 * tree-nrv.c (tree_nrv): Check for the partial update of the
14729 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14731 * flags.h (flag_random_seed): Remove declaration, in favor of...
14732 * toplev.h (get_random_seed, set_random_seed): ... these.
14733 * tree.c (get_file_function_name): Use the former.
14734 * opts.c (common_handle_option): Use the latter.
14737 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14739 PR middle-end/31127
14740 * cse.c (cse_find_path): Do not bail out if a basic block that
14741 we already visited now becomes part of a path that starts at a
14742 different basic block. Just disallow this, to make sure we
14743 visit each basic block at most once.
14745 2007-03-13 Jan Hubicka <jh@suse.cz>
14747 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14748 attributes, when profile esitmate is present, calls with very low
14749 frequency are cold.
14751 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14753 PR tree-optimization/30730
14754 PR tree-optimization/26900
14755 * tree-ssa-loop-niter.c: Include gmp.h.
14756 (bounds): New type.
14757 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14758 split_to_var_and_offset, determine_value_range,
14759 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14760 bound_difference, bounds_add, bounds_negate,
14761 number_of_iterations_ne_max, dump_affine_iv): New functions.
14762 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14763 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14764 difference of initial and final value of control iv to validate
14766 (number_of_iterations_cond): Add loop parameter. Determine bounds
14767 on the difference of the extremes of the control iv. Add dumps.
14768 (expand_simple_operations): Handle phi nodes.
14769 (simplify_using_initial_conditions): Do not record used conditions.
14770 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14771 Do not set additional_info.
14772 (implies_nonnegative_p, implies_ge_p): Removed.
14773 (derive_constant_upper_bound): Do not use parameter `additional'.
14774 (record_estimate): Parameter `additional' removed. Parameter
14775 `i_bound' added. Do not call derive_constant_upper_bound.
14776 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14777 bound the number of iterations estimate.
14778 (estimate_numbers_of_iterations_loop): Pass the estimate from
14779 the number of iterations analysis to record_estimate.
14780 * tree.h (multiple_of_p): Declare.
14781 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14782 (scev_const_prop): Do not check expression_expensive_p.
14783 * fold-const.c (multiple_of_p): Exported.
14784 * double-int.c (double_int_mask): Exported.
14785 * double-int.h (double_int_mask): Declare.
14786 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14787 field. Added max field.
14789 2007-03-13 David Taylor <taylor@candd.org>
14792 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14795 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14798 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14799 two unamed patterns.
14801 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14803 * config/i386/i386.opt (mcx16, msahf): New options.
14804 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14805 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14807 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14808 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14809 Output -mcx16 and -msahf options when corresponding bit is set.
14811 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14812 and -msahf options.
14814 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14816 * configure.ac: Test for assembler tolerance to # 0 "".
14817 * configure, config.in: Rebuilt.
14818 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14820 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14822 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14824 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14825 (handle_syscall): Handle direct system calls.
14826 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14828 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14830 * doc/invoke.texi: Fix cpp.info cross-reference.
14831 * doc/passes.texi: Fix gcc.info cross-reference.
14833 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14835 PR tree-optimization/30835
14836 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14837 bb_for_stmt is not NULL before accessing it.
14839 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14841 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14844 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14847 * doc/install.texi: Document --enable-stage1-languages
14849 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14851 * tree-pass.h (pass_into_cfg_layout_mode,
14852 pass_outof_cfg_layout_mode): Declare.
14853 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14854 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14855 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14856 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14858 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14860 * c-decl.c (warn_variable_length_array): New function.
14861 Refactored from grokdeclarator to handle warn_vla
14862 and handle unnamed array case.
14863 (grokdeclarator): Refactored VLA warning case.
14864 * c.opt (Wvla): New flag.
14865 * doc/invoke.texi (Wvla): New warning.
14867 2007-03-12 Richard Henderson <rth@redhat.com>
14869 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14870 (TARGET_SECTION_TYPE_FLAGS): New.
14872 2007-03-12 Richard Henderson <rth@redhat.com>
14874 * config/darwin.c (machopic_reloc_rw_mask): New.
14875 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14876 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14878 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14880 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14881 * cppdefault.h (cpp_PREFIX): Document.
14882 (cpp_PREFIX_len): Likewise.
14883 (cpp_EXEC_PREFIX): New variable.
14884 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14885 * c-incpath.c (add_standard_paths): Correct logic for relocating
14886 paths within prefix.
14888 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14890 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14891 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14893 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14894 fix_truncdfdi_sse using SSEMODEF mode macro.
14895 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14896 fix_truncdfsi_sse using SSEMODEF mode macro.
14897 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14898 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14900 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14902 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14903 elfos.h to tm_file.
14905 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14907 * tree.h : Add multiple_of_p declaration.
14908 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14909 * ipa-type-escape.c (results_of_malloc): Redundant.
14910 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14911 (cast_type): Extended with new members.
14912 (check_cast): Returns cast_type.
14913 (cast): New structure for data of walk_use_def_chains.
14914 (is_malloc_result, is_cast_from_non_pointer_1,
14915 is_cast_from_non_pointer,
14916 is_array_access_through_pointer_and_index): New functions.
14917 (look_for_casts): Returns cast types.
14918 (check_call): Returns void.
14919 (okay_pointer_operation): Use support of pointer plus index,
14920 pointer plus constant and allow all multiplications.
14922 2007-03-11 Richard Guenther <rguenther@suse.de>
14924 PR tree-optimization/31115
14925 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14926 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14927 A shift count of zero is not special as with *_DIV_EXPR.
14928 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14931 2007-03-11 Ian Lance Taylor <iant@google.com>
14933 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14934 the *_DIV_EXPR codes correctly with overflow infinities.
14936 2007-03-11 Ira Rosen <irar@il.ibm.com>
14938 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14939 indicate success/failure of the analysis. Add negation to subtrahend
14940 in case of subtraction. Fail if both operands contain constants.
14941 (create_data_ref): Fail if analyze_offset fails.
14943 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14945 * config/i386/i386.md (frndintxf2): Rename to ...
14946 (rintxf2): ... this. Remove expander having same name.
14947 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14948 (roundsf2, rounddf2): Ditto.
14949 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14950 (lround<mode>di2, lround<mode>si2): Ditto.
14952 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14954 * lower-subreg.c: Include except.h.
14955 (decompose_multiword_subregs): Verify that the only control flow
14956 insns we can split are loads to multi-words pseudos.
14957 Handle breaking such blocks after splitting, instead of calling
14958 find_many_sub_basic_blocks.
14960 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14961 on the new basic block. Add a lengthy comment explaining why we
14962 thought this was necessary.
14963 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14965 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14968 * tree.c (walk_type_fields): Recurse into the element type of
14969 ARRAY_TYPEs if there is a pointer set.
14971 2007-03-10 Dirk Mueller <dmueller@suse.de>
14973 * c-common.c (warn_logical_operator): Fix condition.
14975 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14977 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14979 * config/darwin.c (machopic_select_section): Remove superfluous
14980 argument in call to categorize_decl_for_section. Remove unused
14983 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14985 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14987 * configure: Regenerate.
14989 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14992 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14993 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14994 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14995 Add LABEL_NUSES to emitted label.
14996 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14997 branch probability value to emitted jump insn.
14998 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14999 Do not check life information and do not re-arrange input operands
15000 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15002 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15004 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15005 the change of decode_asm_operands.
15007 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15009 * mode-switching.c (create_pre_exit): Skip blockage insn.
15011 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15013 * tree-pass.h (TODO_update_smt_usage): Remove.
15015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15019 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15021 * pa.c (attr_length_call): Revise condition for long
15022 pc-relative branch.
15023 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15024 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15025 sequence on SOM target.
15027 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15029 * gcc.c: Document %{, in big comment at top.
15030 (input_suffix_matches): Remove special handling for .s and
15032 (input_spec_matches): New.
15033 (handle_braces): Handle %{,.
15034 (validate_switches): ',' indicates a value which is not a switch.
15035 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15036 to detect assembler input.
15037 * config/i386/sol2.h (CPP_SPEC): Likewise.
15038 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15039 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15040 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15041 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15042 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15043 -m64 causes deployment target to default to 10.5.
15044 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15046 2007-03-09 Richard Henderson <rth@redhat.com>
15049 * target.h (targetm.asm.out.reloc_rw_mask): New.
15050 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15051 (TARGET_ASM_OUT): Use it.
15052 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15053 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15054 use the new reloc_rw_mask target hook instead.
15055 (default_section_type_flags_1): Merge into...
15056 (default_section_type_flags): ... here.
15057 (decl_readonly_section_1): Merge into...
15058 (decl_readonly_section): ... here.
15059 (default_elf_select_section_1): Merge into...
15060 (default_elf_select_section): ... here.
15061 (default_unique_section_1): Merge into...
15062 (default_unique_section): ... here.
15063 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15064 (default_select_rtx_section): Use it.
15065 (default_elf_select_rtx_section): Likewise.
15066 * output.h: Update to match.
15067 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15068 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15069 (TARGET_ASM_RELOC_RW_MASK): New.
15070 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15071 to categorize_decl_for_section.
15072 (x86_64_elf_unique_section): Likewise.
15073 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15074 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15075 (TARGET_ASM_RELOC_RW_MASK): New.
15076 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15077 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15078 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15079 (TARGET_RWRELOC): Remove.
15080 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15081 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15082 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15083 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15084 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15085 (rs6000_xcoff_select_section): Use decl_readonly_section.
15086 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15087 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15088 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15089 (TARGET_SECTION_TYPE_FLAGS): Remove.
15090 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15092 2007-03-09 Roger Sayle <roger@eyesopen.com>
15094 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15095 complex constant equality/inequality comparisons for here.
15096 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15097 known at compile-time or can be simplified to a scalar comparison.
15098 (fold_relational_const): Move compile-time evaluation of complex
15099 constant equality/inequality comparisons to here.
15101 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15103 PR rtl-optimization/30643
15104 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15106 (fold_rtx): Recurse, like before 2006-11-03.
15108 2007-03-09 DJ Delorie <dj@redhat.com>
15110 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15113 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15115 PR tree-optimization/30375
15116 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15117 LHS of statements is not the same.
15118 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15120 2007-03-09 Chao-ying Fu <fu@mips.com>
15122 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15124 * doc/invoke.texi (-mdspr2): Document new option.
15125 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15126 New unspec for DSP REV 2.
15127 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15128 these instructions are extended in DSP REV 2.
15129 (mips-dspr2.md): Include.
15130 * config/mips/mips.opt (mdspr2): New option.
15131 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15132 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15133 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15134 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15135 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15136 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15137 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15139 (bdesc_map): Add one field of unsupported_target_flags.
15140 (bdesc_arrays): Update entries to have extra fields. Add
15142 (mips_init_builtins): Initialize new function types.
15143 Check unsupported_target_fileds to filter out builtins.
15144 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15146 (ASM_SPEC): Pass mdspr2 to the assembler.
15147 * config/mips/mips-dspr2.md: New file.
15149 2007-03-09 Sa Liu <saliu@de.ibm.com>
15151 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15153 2007-03-09 Ian Lance Taylor <iant@google.com>
15155 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15156 argument) like -Wstrict-overflow=2.
15157 * doc/invoke.texi (Warning Options): Update documentation.
15159 2007-03-09 Dirk Mueller <dmueller@suse.de>
15162 * doc/invoke.texi (-Wlogical-op): Document.
15163 * common.opt (-Wlogical-op): New.
15164 * c-common.h (warn_logical_operator): Declare.
15165 * c-common.c (warn_logical_operator): Define.
15166 * c-typeck.c (parser_build_binary_op): Call
15167 warn_logical_operator.
15169 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15171 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15172 * final.c (final_scan_insn): Test for non-"" file name.
15174 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15176 * doc/loop.texi: Document the Omega linear constraints solver.
15177 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15178 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15179 omega-hash-table-size, omega-max-keys, and
15180 omega-eliminate-redundant-constraints.
15181 * tree-pass.h (pass_check_data_deps): Declared.
15184 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15185 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15186 pass_check_data_deps): New.
15187 * tree-data-ref.c (init_data_ref): Remove declaration.
15188 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15189 (analyze_array): Renamed init_array_ref, move up initializations.
15190 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15191 Removed arguments that are set to NULL.
15192 (analyze_indirect_ref): Correct indentation, correct call to
15194 (object_analysis): Call init_array_ref instead of analyze_array.
15195 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15196 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15197 of DR_ACCESS_FNS_ADDR.
15198 (init_omega_eq_with_af, omega_extract_distance_vectors,
15199 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15200 ddr_consistent_p): New.
15201 (compute_affine_dependence): Check consistency of ddrs when
15202 flag_check_data_deps is passed.
15203 (analyze_all_data_dependences): Uncomment.
15204 (tree_check_data_deps): New.
15205 * tree-data-ref.h: Include omega.h.
15206 (DR_ACCESS_FNS_ADDR): Removed.
15207 (data_dependence_relation): Add inner_loop.
15208 (DDR_INNER_LOOP): New.
15209 * common.opt (fcheck-data-deps): New.
15210 * tree-flow.h (tree_check_data_deps): Declare.
15211 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15212 (OBJS-common): Depend on omega.o.
15214 * passes.c (pass_check_data_deps): Scheduled.
15215 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15216 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15217 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15218 PARAM_VECT_MAX_VERSION_CHECKS,
15219 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15221 2007-03-09 Richard Guenther <rguenther@suse.de>
15223 PR tree-optimization/30904
15224 PR middle-end/31058
15225 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15226 the same way as *_DIV_EXPR.
15228 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15230 * recog.c (decode_asm_operands): No mixed declarations and code.
15232 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15234 * rtl.def (ASM_INPUT): Add location.
15235 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15236 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15237 (decode_asm_operands): Add loc operand.
15238 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15239 * stmt.c (expand_asm): Rename to...
15240 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15241 gen_rtx_ASM_INPUT_loc.
15242 (expand_asm_expr): Adjust.
15243 * recog.c (decode_asm_operands): Add loc operand.
15244 (check_asm_operands, extract_insn): Adjust.
15245 * reload1.c (maybe_fix_stack_asms): Likewise.
15246 * final.c (asm_insn_count): Likewise.
15247 (final_scan_insn): Output # line before and after asm.
15249 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15251 * tree-ssa-structalias.c (variable_info): Remove
15253 (new_var_info): Ditto.
15254 (shared_bitmap_info_t): New structure.
15255 (shared_bitmap_table): New variable.
15256 (shared_bitmap_hash): New function.
15257 (shared_bitmap_eq): Ditto
15258 (shared_bitmap_lookup): Ditto.
15259 (shared_bitmap_add): Ditto.
15260 (merge_smts_into): Change to take bitmap directly.
15261 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15262 (init_alias_vars): Init shared bitmap hashtable.
15263 (delete_points_to_sets): Delete shared bitmap hashtable.
15264 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15265 is_aliased removal as a change that was still necessary was
15268 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15270 * config/i386/i386.h (override_options): Conditionally disable
15271 x86_sahf for 64bit targets only.
15273 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15276 * c-decl.c (merge_decls): Don't call make_var_volatile.
15277 * varasm.c (make_var_volatile): Remove.
15278 * output.h (make_var_volatile): Remove.
15280 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15282 PR tree-optimization/31085
15283 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15285 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15287 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15288 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15289 ATTR_CONST_NOTHROW_LIST.
15291 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15294 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15296 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15298 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15301 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15303 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15304 passed, use shared libgcc.
15306 2007-03-08 Roger Sayle <roger@eyesopen.com>
15308 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15309 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15310 (honor_protect_cleanup_actions, lower_try_finally_switch):
15312 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15313 ifc_temp_var): Likewise.
15314 * tree-inline.c (setup_one_parameter): Likewise.
15315 * tree-mudflap.c (mf_decl_cache_locals,
15316 mf_build_check_statement_for): Likewise.
15317 * tree-nested.c (init_tmp_var, save_tmp_var,
15318 finalize_nesting_tree_1): Likewise.
15319 * tree-outof-ssa.c (insert_copy_on_edge,
15320 insert_backedge_copies): Likewise.
15321 * tree-profile.c (tree_gen_edge_profiler,
15322 tree_gen_ic_profiler): Likewise.
15323 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15324 * tree-sra.c (sra_build_assignment): Likewise.
15325 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15326 * tree-ssa-math-opts.c (insert_reciprocals,
15327 execute_cse_sincos_1): Likewise.
15328 * tree-tailcall.c (adjust_accumulator_values,
15329 adjust_return_value): Likewise.
15330 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15331 * tree-vect-transform.c (vect_create_data_ref_ptr,
15332 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15333 vect_create_epilog_for_reduction, vectorizable_reduction,
15334 vectorizable_call, vectorizable_conversion,
15335 vectorizable_assignment, vectorizable_operation,
15336 vectorizable_type_demotion, vect_gen_widened_results_half,
15337 vect_permute_store_chain, vectorizable_store,
15338 vect_setup_realignment, vect_permute_load_chain,
15339 vectorizable_load, vectorizable_condition,
15340 vect_create_cond_for_align_checks): Likewise.
15341 * tree-vrp.c (build_assert_expr_for): Likewise.
15343 2007-03-08 Ian Lance Taylor <iant@google.com>
15345 * tree-vrp.c: Include "intl.h".
15346 (usable_range_p): New static function.
15347 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15348 overflowed values, juts set *strict_overflow_p.
15349 (compare_values): Only return -2 if one of the operands is not a
15351 (compare_ranges): Call usable_range_p.
15352 (compare_range_with_value): Likewise.
15353 (vrp_evaluate_conditional_warnv): Rename from
15354 vrp_evaluate_conditional. Make static. Change all callers.
15355 (vrp_evaluate_conditional): New function.
15356 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15357 on signed overflow.
15358 (simplify_abs_using_ranges): Likewise.
15359 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15360 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15361 within_stmt parameter.
15362 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15363 vrp_evaluate_conditional.
15364 * tree-ssa-threadedge.c
15365 (record_temporary_equivalences_from_stmts_at_dest): Change
15366 simplify parameter to take a second tree parameter.
15367 (simplify_control_stmt_condition): Likewise.
15368 (thread_across_edge): Likewise.
15369 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15370 (thread_across_edge): Likewise.
15371 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15373 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/i386.h (TARGET_SAHF): New define.
15376 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15377 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15378 (x86_sahf): New global variable.
15379 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15380 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15381 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15382 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15384 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15385 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15386 when expanding fcomi/sahf based tests.
15387 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15388 expanding sahf based alternative. Emit sahf based sequence when
15389 optimizing for code size.
15390 * config/i386/i386.md (x86_sahf_1): Do not disable for
15391 TARGET_64BIT, enable for TARGET_SAHF.
15393 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15395 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15396 spurious whitespace from error message.
15398 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15401 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15403 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15405 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15407 * tree-sra.c (instantiate_element): Propagate disabled warnings
15408 from the element itself to the created variable.
15410 2007-03-07 Richard Henderson <rth@redhat.com>
15413 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15414 silently fix up the stack in the case of a missing register.
15416 2007-03-07 Paul Brook <paul@codesourcery.com>
15418 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15420 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15422 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15424 (phase1_vrs): Use them.
15425 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15426 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15427 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15428 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15429 __gnu_Unwind_Restore_WMMXC if required.
15430 (_Unwind_VRS_Pop): Implement iWMMXt support.
15431 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15432 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15433 gnu_Unwind_Save_WMMXC): Define.
15435 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15437 * config/vxworks.h (vxworks_override_options): Declare.
15438 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15439 * config/vxworks.c: Include target.h and toplev.h.
15440 (vxworks_override_options): New function.
15441 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15443 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15445 * config/s390/s390.c (override_options): Don't emit an error when
15446 -mstack-size is used without providing -mstack-guard.
15447 (s390_emit_prologue): Choose stack_guard value automatically if not
15448 provided via command line.
15449 * doc/invoke.texi: Adjust description of -mstack-guard and
15452 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15454 * config/i386/i386.c (output_set_got): Add a GOT initialization
15455 sequence for VxWorks PIC.
15456 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15457 around labels as well as symbols. Use gotoff_operand instead
15458 of local_symbolic_operand.
15459 (legitimize_pic_address): Use gotoff_operand instead of
15460 local_symbolic_operand. Use @GOT accesses for labels as
15462 (ix86_output_addr_diff_elt): Use PC-relative rather than
15463 GP-relative offsets for VxWorks PIC.
15464 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15465 no_new_pseudos. Check whether the returned register is op0.
15466 * config/i386/i386.md (tablejump): Use PC-relative rather than
15467 GP-relative offsets for VxWorks PIC.
15468 * config/i386/predicates.md (gotoff_operand): New predicate.
15470 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15472 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15474 * config/vxworks-dummy.h: New file.
15475 * config/i386/i386.h: Include it.
15477 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15479 * dwarf2out.c (is_inlined_entry_point): New
15480 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15481 DW_AT_ranges if the first subblock is the entry point.
15483 2007-03-06 David Daney <ddaney@avtrex.com>
15485 * doc/install.texi (mips-*-*): Change recommended binutils
15488 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15490 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15491 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15493 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15494 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15496 2007-03-06 Jan Hubicka <jh@suse.cz>
15498 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15499 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15501 (probably_cold_bb_p): Cold functions are cold.
15502 (probably_never_executed_bb_p): Cold functions are cold.
15503 (tree_bb_level_predictions): Predict calls to cold functions as not
15505 (compute_function_frequency): Check hot/cold attributes.
15506 * function.h (function_frequency): Update comments.
15507 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15508 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15509 (c_common_att): Add cold and hot.
15511 * doc/extend.texi (hot,cold attributes): Document.
15513 2007-03-06 Andrew Haley <aph@redhat.com>
15515 * function.c (expand_function_end): Move blockage to just after we
15516 emit the label for the naked return from the function.
15518 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15520 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15523 2007-03-06 Jan Hubicka <jh@suse.cz>
15525 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15526 loaded for constant large models. Non-large 64bit PIC can do.
15527 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15528 * cmodel.h: Add LARGE PIC.
15529 * i386.md (UNSPEC_PLTOFF): New.
15530 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15532 (*call_1_rex64): Disable for large models.
15533 (*call_1_rex64_large): New.
15534 (*call_value_1_rex64): Disable for large models.
15535 (*call_value_1_rex64_large): New.
15536 (set_rip_rex4): New.
15537 (set_got_offset_rex64): New.
15538 * predicates.md (constant_call_address_operand): For large model
15539 constant calls are not possible.
15540 * i386-protos.h (construct_plt_address): Declare.
15541 * i386.c (override_options): Accept large models.
15542 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15543 (legitimate_constant_p): Add new UNSPECs.
15544 (legitimate_pic_operand_p): Likewise.
15545 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15546 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15548 (output_pic_addr_const): Add PLTOFF.
15549 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15550 (ix86_expand_move): Legitimize pic address when in PIC mode.
15551 (construct_plt_address): New function.
15552 (ix86_expand_call): Offload the address to register and use GOT
15553 pointer for large model.
15554 * invoke.texi (mcmodel=large): Update documentation.
15556 2007-03-06 Richard Henderson <rth@redhat.com>
15558 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15559 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15560 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15561 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15562 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15563 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15564 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15565 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15566 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15567 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15568 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15569 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15570 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15571 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15572 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15573 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15574 x86_schedule, x86_use_bt, x86_pad_returns,
15575 x86_use_xchgb): Merge into ...
15576 (ix86_tune_features): ... here. New array.
15577 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15578 x86_bswap): Merge into ...
15579 (ix86_arch_features): ... here. New array.
15580 (x86_3dnow_a): Remove.
15581 (x86_accumulate_outgoing_args): Make static.
15582 (x86_arch_always_fancy_math_387): Make static.
15583 (ix86_tune_mask, ix86_arch_mask): Move ...
15584 (override_options): ... to local variables here. Apply the
15585 appropriate mask to each element of ix86_arch_features and
15586 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15587 as were done in the old macros.
15588 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15589 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15590 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15591 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15592 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15593 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15594 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15595 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15596 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15597 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15598 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15599 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15600 x86_accumulate_outgoing_args, x86_prologue_using_move,
15601 x86_epilogue_using_move, x86_decompose_lea,
15602 x86_arch_always_fancy_math_387, x86_shift1,
15603 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15604 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15605 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15606 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15607 x86_use_incdec, x86_pad_returns, x86_bswap,
15608 x86_partial_flag_reg_stall): Remove.
15609 (enum ix86_tune_indices): New.
15610 (ix86_tune_features): New.
15611 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15612 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15613 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15614 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15615 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15616 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15617 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15618 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15619 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15620 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15621 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15622 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15623 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15624 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15625 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15626 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15627 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15628 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15629 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15630 TARGET_EXT_80387_CONSTANTS): Use it.
15631 (enum ix86_arch_indices): New.
15632 (ix86_arch_features): New.
15633 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15634 TARGET_BSWAP): Use it.
15635 (ix86_tune_mask, ix86_arch_mask): Remove.
15637 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15640 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15641 Define using $${sysroot_headers_suffix}.
15642 * configure: Regenerate.
15643 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15644 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15646 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15647 * gcc.c (print_sysroot_headers_suffix): New.
15648 (option_map): Include --print-sysroot-headers-suffix.
15649 (display_help): Mention -print-sysroot-headers-suffix.
15650 (process_command): Handle -print-sysroot-headers-suffix.
15651 (do_spec_1): Append multilib directory to include-fixed path if
15652 sysroot suffixes in use.
15653 (main): Handle -print-sysroot-headers-suffix.
15654 * Makefile.in (start.encap): Don't depend on xlimits.h
15655 (xlimits.h): Remove.
15656 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15657 limits.h for each multilib in fixinc_list.
15658 (fixinc_list, s-fixinc_list): New.
15659 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15660 generate them for each multilib in fixinc_list.
15661 (stmp-fixproto): Use include-fixed. Run fixproto for each
15662 multilib in fixinc_list.
15663 (mostlyclean): Don't remove xlimits.h.
15664 (clean): Remove include-fixed.
15665 (real-install-headers-tar, real-install-headers-cpio,
15666 real-install-headers-cp): Don't copy include, only include-fixed.
15667 (install-mkheaders): Depend on fixinc_list. Don't depend on
15668 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15669 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15670 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15672 2007-03-06 Jan Hubicka <jh@suse.cz>
15674 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15677 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15679 * configure.ac: Allow tm_file to contain build-directory files.
15680 * configure: Regenerate.
15681 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15682 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15683 * config/m68k/print-sysroot-suffix.sh: New file.
15685 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15687 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15688 of pic_offset_table_rtx if reload_completed.
15689 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15690 PIC_OFFSET_TABLE_REGNUM.
15691 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15693 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15694 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15696 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15698 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15699 functions that call eh_return.
15701 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15703 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15704 functions that need a constant pool.
15706 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15709 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15710 (m68k_preferred_reload_class): Likewise.
15711 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15712 (SECONDARY_RELOAD_CLASS): Define.
15713 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15714 (LIMIT_RELOAD_CLASS): Delete.
15715 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15716 registers from storing bytes.
15717 (m68k_secondary_reload_class): New function.
15718 (m68k_preferred_reload_class): Likewise.
15720 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15722 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15724 (m68k_expand_prologue): Likewise.
15726 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15728 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15729 (mips_expand_epilogue): Add a bool parameter.
15730 (m68k_legitimize_sibcall_address): Declare.
15731 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15732 (m68k_expand_epilogue): Add a parameter to select between sibling
15733 and normal epilogues. Only generate a return for the latter.
15734 (m68k_ok_for_sibcall_p): New function.
15735 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15736 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15737 (sibcall_value, *sibcall_value): Likewise.
15738 (*call, *call_value): Require !SIBLING_CALL_P.
15739 (epilogue): Update call to m68k_expand_epilogue.
15740 (sibcall_epilogue): New pattern.
15741 * config/m68k/predicates.md (const_call_operand): Say that this
15742 predicate applies to sibling calls too.
15743 (sibcall_operand): New predicate.
15745 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15747 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15748 alternatives as movsi_cf.
15749 (movsf_cf_hard): Add commentary.
15751 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15752 Richard Sandiford <richard@codesourcery.com>
15754 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15755 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15756 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15757 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15758 as being live on exit from an interrupt function.
15759 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15760 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15761 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15762 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15763 (m68k_interrupt_function_p): Globalize.
15764 (m68k_compute_frame_layout): Remove reverse mask code.
15765 (m68k_emit_movem, m68k_set_frame_related): New functions.
15766 (m68k_output_function_prologue): Delete in favor of...
15767 (m68k_expand_prologue): ...this new function.
15768 (m68k_output_function_epilogue): Delete in favor of...
15769 (m68k_expand_epilogue): ...this new function.
15770 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15772 (print_operand): Handle %?.
15773 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15774 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15775 (prologue, epilogue): New patterns.
15776 (return): Turn into a define_expand.
15777 (*return): New pattern, derived from old "return" pattern. Use rte
15778 rather than rts for interrupt functions. Only use rtd if the pop
15780 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15781 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15782 (link, *link, unlink, *unlink, load_got): Likewise.
15784 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15788 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15789 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15790 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15791 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15792 and m68k_matches_u_p.
15793 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15794 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15795 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15796 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15797 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15798 (REG_STRICT_P): New macro.
15799 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15800 PCREL_GENERAL_OPERAND_OK.
15801 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15802 m68k_legitimate_base_reg_p.
15803 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15804 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15805 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15806 * config/m68k/m68k.c (m68k_address): New structure.
15807 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15808 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15809 (m68k_jump_table_ref_p, m68k_decompose_address)
15810 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15811 (m68k_matches_u_p): New functions.
15812 (print_operand_address): Rewrite to use m68k_decompose_index.
15814 2007-03-05 David Taylor <dtaylor@emc.com>
15816 * gcc.c: Correct copyright date in --version output.
15818 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15820 * pa.md: In unamed move patterns, disparge copies between general
15821 and floating point registers using '?' modifier. Don't include 'f'
15822 constraint for register preferences in DImode, SImode, HImode and
15823 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15824 Remove constraints for copies between general and floating registers
15825 in soft-float DFmode pattern.
15826 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15830 2007-03-05 Mike Stump <mrs@apple.com>
15832 * c-common.c (targetcm): Add.
15833 * c-opts.c (c_common_handle_option): Handle language specific
15835 * opts.c (handle_option): Verify language for target options, if
15837 * opth-gen.awk: Add CL_LANG_ALL.
15838 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15839 (TARGETCM_INITIALIZER): Add.
15840 * target.h (struct gcc_targetcm): Add.
15842 * targhooks.c (default_handle_c_option): Add.
15843 * targhooks.h (default_handle_c_option): Add.
15844 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15846 * config/darwin.opt (iframework): Add.
15847 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15848 * config/darwin-c.c (handle_c_option): Add.
15849 (TARGET_HANDLE_C_OPTION): Add.
15851 * doc/invoke.texi (Darwin Options): Add -iframework.
15853 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15855 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15858 2007-03-05 Ian Lance Taylor <iant@google.com>
15860 * c.opt (fgnu89-inline): New option.
15861 * c-opts.c (c_common_post_options): Set default value for
15863 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15864 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15866 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15867 (grokdeclarator, start_function): Likewise.
15868 * c-cppbuiltin.c (c_cpp_builtins): Define either
15869 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15870 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15871 (C Dialect Options): Document -fgnu89-inline.
15872 * doc/extend.texi (Function Attributes): Explain what the
15873 gnu_inline attribute does.
15874 * doc/cpp.texi (Common Predefined Macros): Document
15875 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15877 2007-03-05 Ian Lance Taylor <iant@google.com>
15879 PR tree-optimization/31034
15880 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15881 half-range if the other side is an overflow infinity.
15883 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15885 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15886 (bfin*-linux-uclibc*): New configuration.
15887 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15889 * config/bfin/linux.h: New file.
15890 * config/bfin/libgcc-bfin.ver: New file.
15891 * config/bfin/t-bfin-uclinux: New file.
15892 * config/bfin/t-bfin-linux: New file.
15893 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15894 (TARGET_OS_CPP_BUILTINS): New macro.
15896 2007-03-05 Richard Guenther <rguenther@suse.de>
15898 * fold-const.c (fold_binary): Remove duplicate folding
15899 of comparison of non-null ADDR_EXPR against null.
15901 2007-03-05 Richard Guenther <rguenther@suse.de>
15902 Dorit Nuzman <dorit@il.ibm.com>
15904 PR tree-optimization/26420
15905 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15906 are no loops in the function. Only print the number of
15907 vectorized loops if it is greater than zero or we are supposed
15908 to print information about unvectorized loops.
15910 2007-03-05 Revital Eres <eres@il.ibm.com>
15912 * gcc.dg/var-expand1.c: New test.
15913 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15914 when an accumulator is expanded.
15916 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15919 * c-common.c (convert_and_check): Don't give warnings for
15920 conversion if 'expr' already overflowed.
15922 2007-03-04 Roger Sayle <roger@eyesopen.com>
15924 PR middle-end/30744
15925 * fold-const.c (fold_comparison): Enforce type consistency when
15926 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15928 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15930 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15931 containing a cast to the base of TARGET_MEM_REF.
15933 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15935 * tree.c (tree_contains_struct_check_failed): Remove spurious
15936 whitespace from error message.
15938 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15941 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15942 instead of precision.
15944 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15945 Nathan Sidwell <nathan@codesourcery.com>
15947 * emit-rtl.c (find_auto_inc): New.
15948 (try_split): recreate REG_INC notes,
15949 Use regular for loops rather than whiles.
15951 2007-03-03 Andreas Schwab <schwab@suse.de>
15953 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15954 * configure: Regenerate.
15956 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15958 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15959 flag_rounding_math, not flag_unsafe_math_optimizations.
15961 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15963 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15964 alpha_fold_vector_minmax): Likewise.
15965 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15966 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15968 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15970 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15971 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15972 if the lhs has side-effects.
15973 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15975 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15977 * config/i386/i386.h (TUNEMASK): Remove define.
15978 (ARCHMASK): Remove define.
15979 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15980 Use ix86_arch_mask variable instead of ARCHMASK.
15981 * config/i386/i386.c (override_options): Ditto.
15982 (standard_80387_constant_p): Ditto.
15984 2007-03-02 Ian Lance Taylor <iant@google.com>
15986 Used signed infinities in VRP.
15987 * tree-vrp.c (uses_overflow_infinity): New static function.
15988 (supports_overflow_infinity): New static function.
15989 (make_overflow_infinity): New static function.
15990 (negative_overflow_infinity): New static function.
15991 (positive_overflow_infinity): New static function.
15992 (is_negative_overflow_infinity): New static function.
15993 (is_positive_overflow_infinity): New static function.
15994 (is_overflow_infinity): New static function.
15995 (overflow_infinity_range_p): New static function.
15996 (compare_values_warnv): New function split out of compare_values.
15997 (compare_value): Call it.
15998 (set_value_range_to_nonnegative): Add overflow_infinity
15999 parameter. Change caller.
16000 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16002 (vrp_expr_computes_nonzero): Likewise.
16003 (compare_ranges, compare_range_with_value): Likewise.
16004 (compare_name_with_value, compare_names): Likewise.
16005 (vrp_evaluate_conditional): Likewise.
16006 (set_value_range): Handle infinity
16007 (vrp_operand_equal_p, operand_less_p): Likewise.
16008 (extract_range_from_assert): Likewise.
16009 (vrp_int_const_binop): Likewise.
16010 (extract_range_from_binary_expr): Likewise.
16011 (extract_range_from_unary_expr): Likewise.
16012 (extract_range_from_comparison): Likewise.
16013 (extract_range_from_expr): Likewise.
16014 (dump_value_range): Likewise.
16015 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16016 (test_for_singularity): Likewise.
16017 (vrp_int_const_binop): Remove inline qualifier.
16018 (adjust_range_with_scev): Add comment.
16019 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16021 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16023 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16024 (get_constraint_for): Likewise.
16025 (do_structure_copy): Likewise.
16026 (find_func_aliases): Fix references to MODIFY_EXPR.
16027 (intra_create_variable_infos): Tidy.
16028 * tree-ssa-operands.c (add_virtual_operand): Add argument
16030 When adding members of alias sets, if IS_CALL_SITE is true and
16031 the symbol is not call-clobbered, skip it.
16032 Adjust all callers.
16034 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16036 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16037 entry by means of emit_insn_at_entry.
16039 2007-03-02 Richard Henderson <rth@redhat.com>
16041 * expr.h (promoted_input_arg): Remove decl.
16042 * function.c (promoted_input_arg): Merge into ...
16043 * combine.c (setup_incoming_promotions): ... only caller.
16044 Rearrange to avoid double loop.
16046 2007-03-02 Ben Elliston <bje@au.ibm.com>
16047 Peter Bergner <bergner@vnet.ibm.com>
16048 Janis Johnson <janis187@us.ibm.com>
16050 * config/rs6000/dfp.md: New file.
16051 * config/rs6000/rs6000.md: Include dfp.md.
16052 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16053 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16054 and TDmode decimal float modes in FP registers.
16055 (num_insns_constant): Likewise.
16056 (rs6000_legitimate_offset_address_p): Likewise.
16057 (rs6000_legitimize_address): Likewise.
16058 (rs6000_legitimize_reload_address): Likewise.
16059 (rs6000_legitimate_address): Likewise.
16060 (rs6000_emit_move): Likewise.
16061 (function_arg_boundary): Likewise.
16062 (function_arg_advance): Likewise.
16063 (rs6000_darwin64_record_arg_recurse): Likewise.
16064 (function_arg): Likewise.
16065 (rs6000_gimplify_va_arg): Likewise.
16066 (rs6000_split_multireg_move): Likewise.
16067 (rs6000_output_function_epilogue): Likewise.
16068 (rs6000_output_function_epilogue): Likewise.
16069 (rs6000_register_move_cost): Likewise.
16070 (rs6000_function_value): Likewise.
16071 (rs6000_libcall_value): Likewise.
16073 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16075 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16077 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16079 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16080 Use $MULTIDIR to choose between the kernel and RTP headers,
16081 and use $WIND_BASE and $WIND_USR to locate them.
16083 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16085 * config/i386/i386.c (override_options): Put initialization of
16086 ix86_tune_mask and ix86_arch_mask to the correct place.
16088 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16089 Michael Meissner <michael.meissner@amd.com>
16092 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16093 (ARCHMASK): Define.
16094 (TARGET_CMOVE): Use ARCHMASK.
16095 (TARGET_CMPXCHG): Ditto.
16096 (TARGET_CMPXCHG8B): Ditto.
16097 (TARGET_XADD): Ditto.
16098 (TARGET_BSWAP): Ditto.
16099 * config/i386/i386.c (ix86_tune_mask): New global variable.
16100 (ix86_arch_mask): Ditto.
16101 (override_options): Initialize ix86_tune_mask and
16102 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16105 2007-03-02 Ben Elliston <bje@au.ibm.com>
16108 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16110 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16112 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16113 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16114 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16115 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16117 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16118 rs6000_init_dwarf_reg_sizes_extra): New.
16119 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16120 SPE register high parts.
16122 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16124 * Makefile.in: Add install-pdf target as
16125 copied from automake v1.10 rules.
16126 * configure.ac: Add install-pdf to target list.
16127 * configure: Regenerate.
16129 2007-03-01 Paul Brook <paul@codesourcery.com>
16131 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16132 modes to LDRD for DImode.
16133 (output_move_double): Fixup out of range ldrd/strd.
16134 (vfp_secondary_reload_class): Rename...
16135 (coproc_secondary_reload_class): ... to this. Add wb argument.
16136 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16137 coproc_secondary_reload_class for CLASS_IWMMXT.
16138 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16139 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16141 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16143 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16144 unroll factor by the estimated number of iterations.
16145 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16146 than prefetch latency.
16148 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16149 decode_caches_intel, detect_caches_intel): New functions.
16150 (host_detect_local_cpu): Use detect_caches_amd and
16151 detect_caches_intel.
16153 2007-03-01 Richard Henderson <rth@redhat.com>
16155 * expr.c (emit_move_complex_push): Export.
16156 (emit_move_complex_parts): Split out from ...
16157 (emit_move_complex): ... here.
16158 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16159 * config/i386/i386.md (movcdi): New.
16161 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16163 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16164 size of mode1 to check for tieable modes in MMX case.
16166 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16168 * Makefile.in (rtlanal.o): Depend on tree.h.
16169 * rtl.h (offset_within_section_p, split_const): Declare.
16170 * rtlanal.c: Include tree.h.
16171 (offset_within_block_p): New function, taken from
16172 mips_offset_within_object_p.
16173 (split_const): New function, taken from mips_split_const.
16174 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16176 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16177 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16178 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16179 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16180 (m68k_illegitimate_symbolic_constant_p): New function.
16181 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16182 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16183 symbolic constant that might be outside the symbol's section,
16184 move the symbol first and then add the offset.
16185 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16187 * config/mips/mips.c (mips_split_const): Delete.
16188 (mips_offset_within_object_p): Delete.
16189 (mips_symbolic_constant_p): Use offset_within_section_p and
16190 split_const instead of mips_offset_within_object_p and
16192 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16193 (mips_legitimize_const_move, print_operand_reloc)
16194 (mips_dangerous_for_la25_p): Use split_const instead of
16197 2007-02-28 Eric Christopher <echristo@apple.com>
16199 * Makefile.in (install-include-dir): Don't rm -rf include.
16201 2007-02-28 Richard Guenther <rguenther@suse.de>
16203 PR middle-end/30364
16204 * fold-const.c (fold_binary): Do not associate expressions
16205 with more than one variable for integer types that do not wrap.
16207 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16209 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16210 Delete, and replace with...
16211 (fold_builtin_call_array): This. Update callers to use it.
16212 * fold-const.c (fold_build_call_list): Delete, and replace with...
16213 (fold_build_call_array): This.
16214 (fold_build_call_list_initializer): Delete, and replace with...
16215 (fold_build_call_array_initializer): This.
16216 * tree.h: Update declarations to reflect above changes.
16218 * c-typeck.c (build_function_call): Store converted arguments
16219 in a stack-allocated array instead of building a list.
16220 (convert_arguments): Store arguments in the array passed in as an
16221 argument, and return the actual number of arguments.
16222 * c-format.c: (check_function_format): Pass arguments in an
16223 array instead of a list.
16224 * c-common.c (check_function_nonnull): Likewise.
16225 (check_function_sentinel): Likewise.
16226 (check_function_arguments): Likewise.
16227 * c-common.h: Update declarations to reflect above changes.
16229 2007-02-28 Jan Hubicka <jh@suse.cz>
16231 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16232 PRED_NEGATIVE_RETURN): Update outcomes.
16234 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16236 * calls.c (emit_library_call_value_1): Handle partial registers
16237 correctly when building up CALL_INSN_FUNCTION_USAGE.
16239 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16241 * pa/predicates.md (move_src_operand): Allow zero for mode.
16242 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16245 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16248 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16249 *movv2df_internal): Enable pattern only for valid operand
16251 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16252 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16254 2007-02-27 Mike Stump <mrs@apple.com>
16256 * config/darwin-crt3.c: Avoid compilation when compiling for a
16259 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16261 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16263 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16264 for fixed headers and limits.h.
16265 (install-include-dir, install-headers-tar, install-headers-cpio,
16266 install-headers-cp, real-install-headers-tar,
16267 real-install-headers-cpio, real-install-headers-cp): Handle
16268 include-fixed as well as include.
16269 (install-mkheaders): Don't install files that go only in include
16271 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16272 from GCC_INCLUDE_DIR.
16273 * gcc.c (process_command): Remove special -BstageN/ handling.
16274 (do_spec_1): Add include-fixed directories.
16276 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16278 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16280 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16282 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16285 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16287 * c-common.c (get_priority): Add check for
16288 SUPPORTS_INIT_PRIORITY.
16290 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16292 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16294 * config/bfin/bfin.c: Include "cfglayout.h".
16295 (MAX_LSETUP_DISTANCE): New macro.
16296 (struct loop_info): New members incoming, incoming_src and
16297 incoming_dest. Delete member predecessor.
16298 (length_for_loop): New function.
16299 (bfin_optimize_loop): Handle more different loop structures.
16300 (bfin_discover_loop): Rework detection of predecessor blocks by
16301 examining incoming edges.
16302 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16304 (bfin_reorder_loops): New function.
16305 (bfin_reorg_loops): Use these three new functions.
16307 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16308 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16309 (CONSTRAINT_LEN): Add entry for 'q'.
16310 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16311 Add 'q' constraints.
16312 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16313 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16315 * config/bfin/bfin.md (add_with_carry): New pattern.
16316 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16317 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16318 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16319 support unsigned multiplies too. Removed incorrect commutativity from
16320 operand 1 constraint where appropriate.
16321 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16323 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16324 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16326 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16327 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16328 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16329 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16330 usmulhisi_hh_huh): New patterns.
16332 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16333 lshifthi3): Fix output template to use half reg for operand 2.
16335 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16338 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16340 2007-02-27 Andreas Schwab <schwab@suse.de>
16342 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16344 2007-02-27 Jan Hubicka <jh@suse.cz>
16346 * predict.c (last_basic_block_p): Remove.
16347 (tree_estimate_probability): Update return heuristic for commonized
16350 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16352 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16354 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16356 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16357 * doc/cpp.texi: Standardize title page.
16358 * doc/cppinternals.texi: Likewise.
16359 * doc/gcc.texi: Standardize title page, remove version number
16360 from copyright page.
16361 * doc/gccint.texi: Likewise.
16362 * doc/install.texi: Standardize title page, add table of
16365 2007-02-26 Jan Hubicka <jh@suse.cz>
16367 * predict.def: Set outcomes according to more recent results.
16368 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16369 Remove dead predictors.
16370 * predict.c (return_prediction): Fix pasto.
16372 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16374 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16375 change; avoid a memory leak when returning early.
16377 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16379 * c-decl.c (static_ctors): Move to c-common.c.
16380 (static_dtors): Likewise.
16381 (finish_function): Use c_record_cdtor_fn.
16382 (build_cdtor): Move to c-common.c.
16383 (c_write_global_declarations): Use c_build_cdtor_fns.
16384 * c-common.h (static_ctors): Declare.
16385 (static_dtors): Likewise.
16386 (c_record_cdtor_fn): Likewise.
16387 (c_build_cdtor_fns): Likewise.
16388 * c-common.c (static_ctors): New variable.
16389 (static_dtors): Likewise.
16390 (c_record_cdtor_fn): New function.
16391 (build_cdtor): Move from c-decl.c
16392 (c_build_cdtor_fns): New function.
16394 * output.h (assemble_addr_to_section): Declare.
16395 (get_cdtor_priority_section): Likewise.
16396 * varasm.c (assemble_addr_to_section): New function.
16397 (get_cdtor_priority_section): Likewise.
16398 (default_named_section_asm_out_destructor): Use them.
16399 (destor_dtor_section_asm_out_destructor): Likewise.
16400 (default_named_section_asm_out_constructor): Likewise.
16401 (default_ctor_section_asm_out_constructor): Likewise.
16402 * config.gcc (*-*-vxworks*): Include vxworks.o.
16403 * config/t-vxworks (vxworks.o): New target.
16404 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16405 (TARGET_ASM_CONSTRUCTOR): Define.
16406 (TARGET_ASM_DESTRUCTOR): Likewise.
16407 (vxworks_asm_out_constructor): Declare.
16408 (vxworks_asm_out_destructor): Likewise.
16410 * c-common.c (get_priority): Check that we have not just an
16411 INTEGER_CST, but an integer constant with integeral type.
16413 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16415 PR tree-optimization/30938
16416 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16417 use &dt[nargs-1] instead of &dt[nargs] in the call to
16418 vect_is_simple_use().
16420 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16422 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16423 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16424 Do not attempt to handle MEM inside auto-inc expressions.
16425 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16426 of a register modified by an auto-inc expression. However, do handle
16427 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16428 (elimination_effects): Prohibit elimination of a register modified
16429 by an auto-inc expression. Disable register elimination rules whose
16430 target register is modified by an auto-inc expression with variable
16433 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16435 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16437 (array_at_struct_end_p): New function.
16438 (idx_infer_loop_bounds): Use it.
16439 (estimate_numbers_of_iterations_loop): Export.
16440 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16441 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16442 (tree_estimate_probability): Call record_loop_exits.
16443 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16444 (estimated_loop_iterations, estimated_loop_iterations_int,
16445 estimated_loop_iterations_tree): New functions.
16446 (analyze_siv_subscript_cst_affine,
16447 compute_overlap_steps_for_affine_1_2,
16448 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16449 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16450 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16451 (PRED_LOOP_ITERATIONS_GUESSED): New.
16452 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16453 * cfgloop.h (estimate_numbers_of_iterations_loop,
16454 estimated_loop_iterations_int): Declare.
16456 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16458 * doc/extend.texi: Document optional priority argument to
16459 constructors and destructors.
16460 * tree.c (init_priority_for_decl): Adjust GTY markers.
16461 (init_ttree): Use priority-info hash functions for
16462 init_priority_for_decl.
16463 (tree_map_eq): Rename to ...
16464 (tree_map_base_eq): ... this.
16465 (tree_map_marked_p): Rename to ...
16466 (tree_map_base_marked_p): ... this.
16467 (tree_map_base_hash): New function.
16468 (decl_init_priority_lookup): Rework.
16469 (decl_fini_priority_lookup): New function.
16470 (decl_priority_info): New function.
16471 (decl_init_priority_insert): Use it.
16472 (decl_fini_priority_insert): Likewise.
16473 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16475 (decl_restrict_base_insert): Likewise.
16476 (decl_debug_expr_insert): Likewise.
16477 (decl_value_expr_lookup): Likewise.
16478 (decl_value_expr_insert): Likewise.
16479 * tree.h (priority_type): New type.
16480 (decl_init_priority_lookup): Use priority_type.
16481 (decl_fini_priority_lookup): New function.
16482 (decl_init_priority_insert): Use priority_type.
16483 (decl_fini_priority_insert): New function.
16484 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16485 (DECL_INIT_PRIORITY): Likewise.
16486 (SET_DECL_INIT_PRIORITY): Add comment.
16487 (DECL_FINI_PRIORITY): New macro.
16488 (SET_DECL_FINI_PRIORITY): Likewise.
16489 (DEFAULT_INIT_PRIORITY): Document.
16490 (MAX_INIT_PRIORITY): Likewise.
16491 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16492 (tree_map_base): New type.
16493 (tree_map_base_eq): New function.
16494 (tree_map_base_hash): Likewise.
16495 (tree_map_base_marked_p): Likewise.
16496 (tree_map): Inherit from tree_map_base.
16497 (tree_map_eq): Make it a macro.
16498 (tree_map_marked_p): Likewise.
16499 (tree_int_map): Inherit from tree_map_base.
16500 (tree_int_map_eq): Make it a macro.
16501 (tree_int_map_hash): Likewise.
16502 (tree_int_map_marked_p): Likewise.
16503 (tree_priority_map): New type.
16504 (tree_priority_map_eq): New macro.
16505 (tree_priority_map_hash): Likewise.
16506 (tree_priority_map_marked_p): Likewise.
16507 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16509 (emutls_common_1): Likewise.
16510 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16511 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16512 of tree_map hierarchy.
16513 * tree-cfg.c (move_stmt_r): Likewise.
16514 (new_label_mapper): Likewise.
16515 * c-tree.h (c_expand_body): Move to ...
16516 * c-common.h (c_expand_body): ... here.
16517 * c-decl.c (c_expand_body): Move to ...
16518 * c-common.c (c_expand_body): ... here.
16519 (c_common_attribute_table): Allow 1 argument for the constructor
16520 and destructor attributes.
16521 (get_priority): New function.
16522 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16523 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16525 2007-02-24 Jan Hubicka <jh@suse.cz>
16527 PR middle-end/30509
16528 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16529 copying for inlining.
16531 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16532 Jan Hubicka <jh@suse.cz>
16535 * i386.c (counter_mode): New function.
16536 (expand_set_or_movmem_via_loop): Use it.
16537 (expand_movmem_epilogue): Likewise; fix pasto.
16538 (ix86_expand_movmem): Do emit guard even for constant counts.
16539 (ix86_expand_setmem): Likewise.
16541 2007-02-25 Nick Clifton <nickc@redhat.com>
16543 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16544 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16546 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16549 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16550 count argument with 0x10, not with 0x16.
16551 (expand_setmem_epilogue): Ditto.
16553 2007-02-24 Mike Stump <mrs@apple.com>
16555 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16558 2007-02-24 Richard Guenther <rguenther@suse.de>
16560 PR middle-end/30951
16561 * fold-const.c (fold_binary): Fold x +- CST op x for
16562 EQ_EXPR and NE_EXPR.
16564 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16566 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16568 2007-02-24 Jan Hubicka <jh@suse.cz>
16570 * cgraphunit.c (decide_is_function_needed): Honor
16571 -fkeep-inline-functions.
16573 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16575 * builtins.c (fold_builtin_modf): New.
16576 (fold_builtin_2): Use it.
16578 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16580 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16581 (determine_max_iter): Take additional LOOP arg; all callers changed.
16582 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16583 one using simplifications.
16584 (simplify_using_initial_values): Return if the expression becomes
16585 invalid due to altered regs.
16587 2007-02-23 DJ Delorie <dj@redhat.com>
16589 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16591 2007-02-23 Mike Stump <mrs@apple.com>
16593 * tlink.c (scan_linker_output): Parse linker messages from
16594 darwin9's linker better.
16596 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16599 * varpool.c (varpool_assemble_pending_decls): Set
16600 varpool_last_needed_node to null.
16602 2007-02-23 DJ Delorie <dj@redhat.com>
16604 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16605 alignment bigger than the object file can handle.
16607 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16610 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16611 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16612 (*movsf_1): Penalize MMX moves.
16614 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16616 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16617 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16619 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16621 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16623 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16624 (fold_builtin_1): Use them.
16625 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16626 BUILT_IN_SIGNIFICAND.
16628 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16630 * config/i386/i386.c (bdesc_1arg): Initialize
16631 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16632 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16633 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16634 and IX86_BUILTIN_MOVSLDUP.
16636 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16638 PR rtl-optimization/30841
16639 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16641 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16643 * builtins.c (fold_builtin_frexp): New.
16644 (fold_builtin_2): Use it.
16646 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16648 * doc/invoke.texi (Spec Files): Document getenv spec function.
16650 * gcc.c (getenv_spec_function): New function.
16651 (static_spec_functions): Add it.
16652 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16653 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16656 2007-02-22 Michael Matz <matz@suse.de
16659 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16660 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16662 2007-02-22 Ian Lance Taylor <iant@google.com>
16665 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16666 (mem_loc_descriptor): Call it.
16668 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16669 Ira Rosen <irar@il.ibm.com>
16671 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16673 2007-02-22 Ira Rosen <irar@il.ibm.com>
16675 PR tree-optimization/30843
16676 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16677 stores only after all the group is vectorized.
16679 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16681 PR tree-optimization/30858
16682 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16683 in the reduction cycle have a single use in the loop.
16684 * tree-vectorizer.h (relevant): Add documentation.
16686 2007-02-20 Mike Stump <mrs@apple.com>
16688 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16689 * configure: Regenerate.
16691 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16693 Change the defaults of some parameters and options.
16694 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16695 * config/spu/spu.c (spu_optimization_options): Add.
16696 (spu_override_options): Change params in spu_optimization_options.
16697 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16699 Register 127 is only 16 byte aligned when used as a frame pointer.
16700 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16701 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16702 HARD_FRAME_POINTER_REGNUM.
16703 (spu_legitimate_address): Use regno_aligned_for_reload.
16704 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16705 aligned when frame_pointer_needed is true.
16706 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16708 * config/spu/spu.h (INIT_EXPANDERS): Define.
16710 Make sure shift and rotate instructions have valid immediate operands.
16711 * config/spu/predicates.md (spu_shift_operand): Remove.
16712 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16713 * config/spu/constraints.md (W, O): Extend range.
16714 * config/spu/spu.md (umask, nmask): Define.
16715 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16716 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16717 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16718 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16719 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16720 (lshr<mode>3_reg): Fix rtl description.
16722 Make sure mulhisi immediate operands are valid.
16723 * config/spu/predicates.md (imm_K_operand): Add.
16724 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16726 Generate constants using fsmbi and andi.
16727 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16728 (print_operand, spu_split_immediate, classify_immediate,
16729 fsmbi_const_p): Handle IC_FSMBI2.
16731 Correctly handle a CONST_VECTOR containing symbols.
16732 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16733 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16734 (immediate_load_p): Allow symbols that use 2 instructions to create.
16735 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16736 with symbols when flag_pic is set.
16737 (const_vector_immediate_p): New.
16738 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16739 accept a CONST_VECTOR with symbols.
16740 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16741 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16743 * config/spu/spu.md (high, low): Delete.
16744 (low_<mode>): Define.
16746 Remove INTRmode and INTR_REGNUM, which didn't work.
16747 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16749 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16750 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16751 peephole2 pattern): Don't use INTR or 131.
16752 (movintrcc): Delete.
16753 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16754 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16755 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16756 (UNSPEC_SET_INTR): Add.
16757 * config/spu/spu-modes.def (INTR): Remove.
16759 More accurate warnings about run-time relocations.
16760 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16762 Correctly warn about immediate arguments to specific intrinsics.
16763 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16764 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16765 the instruction predicate.
16767 Fix tree check errors with latest update.
16768 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16770 (spu_expand_builtin): Use CALL_EXPR_FN.
16772 Add missing specific intrinsics.
16773 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16775 * config/spu/spu_internals.h: Ditto.
16777 Fix incorrect operand modifiers.
16778 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16779 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16781 Optimize one case of zero_extend of a vec_select.
16782 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16784 Accept any immediate for hbr.
16785 * config/spu/spu.md (hbr): Change s constraints to i.
16787 2007-02-21 Paul Brook <paul@codesourcery.com>
16789 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16790 condexec_count when skipping USE and CLOBBER.
16792 2007-02-21 Nick Clifton <nickc@redhat.com>
16794 * common.opt (Warray-bounds): Add Warning attribute.
16795 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16797 (fsized-zeroes): Add Optimization attribute.
16798 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16799 * c.opt (Wc++0x-compat): Add Warning attribute.
16801 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16803 PR middle-end/30761
16804 * reload1.c (eliminate_regs_in_insn): In the single_set special
16805 case, attempt to re-recognize the insn before falling back to
16806 having reload fix it up.
16808 2007-02-20 Eric Christopher <echristo@gmail.com>
16810 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16811 Rewrite accordingly.
16812 (frv_read_iacc_argument): Ditto.
16813 (frv_expand_set_builtin): Take a call instead of arglist, update for
16815 (frv_expand_unop_builtin): Ditto.
16816 (frv_expand_binop_builtin): Ditto.
16817 (frv_expand_cut_builtin): Ditto.
16818 (frv_expand_binopimm_builtin): Ditto.
16819 (frv_expand_voidbinop_builtin): Ditto.
16820 (frv_expand_int_void2arg): Ditto.
16821 (frv_expand_prefetches): Ditto.
16822 (frv_expand_voidtriop_builtin): Ditto.
16823 (frv_expand_voidaccop_builtin): Ditto.
16824 (frv_expand_load_builtin): Ditto.
16825 (frv_expand_store_builtin): Ditto.
16826 (frv_expand_mdpackh_builtin): Ditto.
16827 (frv_expand_mclracc_builtin): Ditto.
16828 (frv_expand_mrdacc_builtin): Ditto.
16829 (frv_expand_mwtacc_builtin): Ditto.
16830 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16833 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16835 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16836 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16838 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16839 point instructions.
16840 * configure: Regenerate.
16841 * config.in: Regenerate.
16842 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16843 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16844 masks to power6 and power6x and to POWERPC_MASKS.
16845 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16847 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16848 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16849 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16850 Access PROTOTYPE as variable, not mask.
16852 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16854 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16855 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16856 * combine.c (adjust_for_new_dest): Use it.
16857 * postreload.c (reload_combine): Likewise.
16859 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16861 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16862 notes on an insn with multiple sets, even if single_set returns
16863 non-NULL for that insn.
16865 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16867 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16868 scalbn and scalbln.
16870 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16872 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16873 if user didn't pass it.
16874 * config/i386/darwin.h (CC1_SPEC): Likewise.
16875 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16876 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16877 -mmacosx-version-min.
16879 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16880 Uros Bizjak <ubizjak@gmail.com>
16882 * optabs.h (enum optab_index): Add new OTI_scalb.
16883 (scalb_optab): Define corresponding macro.
16884 * optabs.c (init_optabs): Initialize scalb_optab.
16885 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16887 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16888 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16889 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16890 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16891 flag_unsafe_math_optimizations is set.
16893 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16894 to implement scalbf, scalb and scalbl built-ins as inline x87
16897 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16898 DJ Delorie <dj@redhat.com>
16901 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16902 (diagnostic_report_diagnostic): ... here, and turn them into real
16903 errors. If warnings are inhibited, no need to do anything.
16905 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16907 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16908 better code generation.
16910 2007-02-20 Ben Elliston <bje@au.ibm.com>
16912 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16914 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16916 * config/alpha/alpha.c, config/alpha/alpha.md,
16917 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16918 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16919 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16920 config/arm/lib1funcs.asm: Follow spelling conventions.
16922 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16923 config/fr30/fr30.md, config/i386/i386.h,
16924 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16925 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16926 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16927 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16928 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16929 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16930 config/sparc/sparc.c, config/sparc/sparc.h,
16931 config/sparc/sparc.md, config/spu/constraints.md,
16932 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16935 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16938 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16941 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16943 * doc/invoke.texi (-ftree-lrs): Remove.
16945 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16947 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16950 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16952 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16953 new CALL_EXPR_FN macro for retrieving the function
16954 declaration of the input expression.
16956 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16958 * c.opt (Waddress): New.
16959 * common.opt (Walways-true): Delete.
16960 (Wstring-literal-comparison): Delete.
16961 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16962 -Wstring-literal-comparison. Add -Waddress.
16964 (Walways-true): Delete.
16965 (Wstring-literal-comparison): Delete.
16966 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16967 consistently instead of -Walways-true in example.
16968 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16969 * c-typeck.c (parser_build_binary_op): Replace
16970 -Wstring-literal-comparison and -Walways-true with -Waddress.
16971 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16974 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16976 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16977 without DECL_STRUCT_FUNCTION initialized.
16979 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16981 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16982 due to calls to functions taking pointers as parameters.
16984 2007-02-19 Richard Henderson <rth@redhat.com>
16987 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16990 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16992 * config/s390/s390.c (s390_call_saved_register_used,
16993 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16994 accessed to the new scheme.
16996 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16998 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16999 (cris_print_index, cris_print_operand, cris_print_operand_address)
17000 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17001 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17002 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17003 GET_CODE () == xxx.
17004 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17005 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17006 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17007 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17008 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17009 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17010 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17011 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17012 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17013 (uminsi3, call, call_value): Ditto.
17014 (define_split: indir_to_reg_split, unnamed): Ditto.
17016 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17018 PR tree-optimization/30975
17019 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17022 2007-02-18 Eric Christopher <echristo@gmail.com>
17024 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17025 Remove use of arglist.
17026 (mips_expand_builtin): Remove use of arglist, pass in expr.
17027 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17028 (mips_expand_builtin_movtf): Ditto.
17029 (mips_expand_builtin_compare): Ditto.
17031 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17033 * tree-sra.c (sra_build_assignment): Replace assertion
17034 checking with a comment explaining why it can't be done.
17036 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17038 PR middle-end/30833
17039 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17040 during CALL_EXPR representation conversion.
17041 * tree-ssa-propagate.c (set_rhs): Likewise.
17043 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17045 * tree-sra.c (sra_build_assignment): Disable assertion checking
17048 2007-02-18 Roger Sayle <roger@eyesopen.com>
17050 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17051 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17052 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17054 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17055 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17056 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17057 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17058 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17059 force_gimple_operand): Likewise.
17060 * ipa-cp.c (constant_val_insert): Likewise.
17061 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17062 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17063 perfect_nestify): Likewise.
17064 * langhooks.c (lhd_omp_assignment): Likewise.
17065 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17066 lower_copyprivate_clauses, lower_send_clauses,
17067 lower_send_shared_vars, expand_parallel_call,
17068 expand_omp_for_generic, expand_omp_for_static_nochunk,
17069 expand_omp_for_static_chunk, expand_omp_sections,
17070 lower_omp_single_copy, lower_omp_for_lastprivate,
17071 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17072 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17073 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17076 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17078 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17079 config/sh/sh.md: Follow spelling conventions.
17081 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17082 config/frv/predicates.md: Follow spelling conventions.
17084 * config/m68k/linux-unwind.h: Fix a comment typo.
17085 * target.h: Follow spelling conventions.
17087 2007-02-18 Roger Sayle <roger@eyesopen.com>
17089 PR rtl-optimization/28173
17090 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17091 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17092 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17093 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17094 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17096 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17098 * builtins.c (fold_builtin_load_exponent): New.
17099 (fold_builtin_2): Use it.
17101 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17103 PR rtl-optimization/30773
17104 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17105 if we fail to attach a REG_EQUIV note.
17107 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17108 Roger Sayle <roger@eyesopen.com>
17110 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17112 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17114 * calls.c (initialize_argument_information): Pass original EXP
17115 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17116 code to split complex arguments here, as part of initializing the
17118 (expand_call): Remove code that builds a list of arguments and
17119 inserts implicit arguments into it. Instead, just count how many
17120 implicit arguments there will be so we can determine the size of
17121 the ARGS array, and let initialize_argument_information do the work.
17122 (split_complex_values): Delete unused function.
17124 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17126 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17128 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17130 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17131 for arg pointer based indexed addressing.
17133 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17135 * config/ia64/ia64.h, config/ia64/ia64.md,
17136 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17137 spelling conventions.
17139 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17141 * config/m68k/m68k.c (split_di): New.
17142 * config/m68k/m68k-protos.h: Declare split_di.
17143 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17144 Improve predicate handling and split constant shifts.
17146 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17148 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17149 parameter for register bitfield operations, general predicates
17152 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17154 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17155 * config/m68k/linux-unwind.h: New file.
17157 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17159 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17160 config/i386/athlon.md, config/ia64/ia64.md,
17161 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17162 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17163 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17164 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17165 tree-vect-transform.c: Fix comment typos.
17167 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17169 * sched-deps.c (find_insn_list): Remove.
17170 * sched-int.h: Remove the prototype for find_insn_list.
17172 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17174 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17176 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17177 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17178 darwin_rs6000_override_options.
17179 (C_COMMON_OVERRIDE_OPTIONS): Expect
17180 darwin_macosx_version_min to be non-NULL always.
17181 (TARGET_C99_FUNCTIONS): Likewise.
17182 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17183 (DARWIN_MINVERSION_SPEC): New.
17184 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17185 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17187 (DARWIN_MINVERSION_SPEC): New.
17188 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17190 * config/darwin-c.c (darwin_cpp_builtins): Expect
17191 darwin_macosx_version_min to be non-NULL always.
17193 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17195 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/i386.h (x86_use_xchgb): New.
17198 (TARGET_USE_XCHGB): New macro.
17199 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17200 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17201 Split after reload into bswaphi for shifts of 8.
17202 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17203 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17204 or when optimizing for size.
17206 2007-02-16 Richard Guenther <rguenther@suse.de>
17207 Christian Bruel <christian.bruel@st.com>
17209 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17210 DECLs but prefer SSA_NAMEs over DECLs.
17212 2007-02-16 Richard Guenther <rguenther@suse.de>
17214 * tree-flow-inline.h (single_imm_use_p): Remove.
17215 (zero_imm_uses_p): Likewise.
17216 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17217 instead of single_imm_use_p.
17218 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17221 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17224 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17225 nested double- and backquotes.
17227 2007-02-15 Roger Sayle <roger@eyesopen.com>
17229 PR middle-end/30391
17230 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17231 should be unreachable.
17232 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17233 For the time being redirect GIMPLE_MODIFY_STMT to the new
17234 (renamed) build_gimple_modify_stmt_stat.
17235 (build2_gimple_stat): Rename to...
17236 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17237 Always build a GIMPLE_MODIFY_STMT node.
17238 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17239 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17242 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17243 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17244 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17245 expand_complex_div_wide): Likewise.
17246 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17247 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17248 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17249 * tree-ssa-loop-manip.c (create_iv): Likewise.
17250 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17251 abs_replacement): Likewise.
17252 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17253 realify_fake_stores): Likewise.
17255 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17256 node rather than a GIMPLE_MODIFY_STMT node.
17257 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17258 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17260 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17261 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17262 GIMPLE_MODIFY_STMT.
17264 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17266 PR middle-end/30433
17267 * fold-const.c (fold_comparison): Add back the
17268 folding of constant complex comparisions.
17270 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17272 PR middle-end/30729
17273 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17274 effects unknown to this function, return early.
17276 2007-02-15 Ian Lance Taylor <iant@google.com>
17278 * lower-subreg.c (move_eh_region_note): New static function.
17279 (resolve_simple_move): Call it.
17280 (decompose_multiword_subregs): Track blocks for which we resolve a
17281 simple move which is also a control flow insn. Pass them to
17282 find_many_sub_basic_blocks.
17283 (pass_lower_subreg): Add TODO_verify_flow.
17284 (pass_lower_subreg2): Likewise.
17286 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17287 Brooks Moses <brooks.moses@codesourcery.com>
17288 Lee Millward <lee.millward@codesourcery.com>
17290 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17291 (VL_EXP_CLASS_P): New.
17292 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17294 (TREE_OPERAND_CHECK_CODE): Likewise.
17295 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17296 (TREE_RTL_OPERAND_CHECK): Likewise.
17297 (tree_operand_check_failed): Make second parameter the whole tree
17298 instead of its code. Fixed callers.
17299 (VL_EXP_CHECK): New.
17300 (TREE_OPERAND_LENGTH): New.
17301 (VL_EXP_OPERAND_LENGTH): New.
17302 (CALL_EXPR_FN): New.
17303 (CALL_EXPR_STATIC_CHAIN): New.
17304 (CALL_EXPR_ARGS): New.
17305 (CALL_EXPR_ARG): New.
17306 (call_expr_nargs): New.
17307 (CALL_EXPR_ARGP): New.
17308 (build_nt_call_list): Declare.
17309 (build_vl_exp_stat): Declare.
17310 (build_vl_exp): New.
17311 (build_call_list): Declare.
17312 (build_call_nary): Declare.
17313 (build_call_valist): Declare.
17314 (build_call_array): Declare.
17315 (call_expr_arg): Declare.
17316 (call_expr_argp): Declare.
17317 (call_expr_arglist): Declare.
17318 (fold_build_call_list): Declare.
17319 (fold_build_call_list_initializer): Declare.
17320 (fold_call_expr): Declare to replace fold_builtin.
17321 (fold_builtin_fputs): Update to agree with modified definition.
17322 (fold_builtin_strcpy): Likewise.
17323 (fold_builtin_strncpy): Likewise.
17324 (fold_builtin_memory_chk): Likewise.
17325 (fold_builtin_stxcpy_chk): Likewise.
17326 (fold_builtin_strncpy_chk): Likewise.
17327 (fold_builtin_next_arg): Likewise.
17328 (fold_build_call_expr): Declare.
17329 (fold_builtin_call_list): Declare.
17330 (fold_builtin_call_valist): Declare.
17331 (build_call_expr): Declare.
17332 (validate_arglist): Update to agree with modified definition.
17333 (tree_operand_length): New.
17334 (call_expr_arg_iterator): New.
17335 (init_call_expr_arg_iterator): New.
17336 (next_call_expr_arg): New.
17337 (first_call_expr_arg): New.
17338 (more_call_expr_args_p): New.
17339 (FOR_EACH_CALL_EXPR_ARG): New.
17341 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17342 and tcc_gimple_stmt.
17343 (tree_code_size): Update documentation. Use sizeof (tree) rather
17344 than sizeof (char *).
17345 (tree_size): Likewise. Add case for tcc_vl_exp.
17346 (tree_node_structure): Add case for tcc_vl_exp.
17347 (contains_placeholder_p): Likewise.
17348 (substitute_in_expr): Likewise.
17349 (substitute_placeholder_in_expr): Likewise.
17350 (stabilize_reference_1): Likewise.
17351 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17352 to diagnose breakage of this interface for constructing CALL_EXPRs.
17353 (build_nt): Add similar assertion here.
17354 (build_nt_call_list): New.
17355 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17356 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17358 (get_callee_fndecl): Use new CALL_EXPR accessors.
17359 (tree_operand_check_failed): Change parameters to pass entire node
17360 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17361 (process_call_operands): New.
17362 (build_vl_exp_stat): New.
17363 (build_call_list): New.
17364 (build_call_nary): New.
17365 (build_call_valist): New.
17366 (build_call_array): New.
17367 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17368 (call_expr_arglist): New.
17370 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17371 tcc_vl_exp instead of a fixed-size tcc_expression.
17373 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17374 accessors for CALL_EXPRs.
17375 (AGGR_INIT_EXPR): Likewise.
17377 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17378 Brooks Moses <brooks.moses@codesourcery.com>
17379 Lee Millward <lee.millward@codesourcery.com>
17381 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17382 (expand_builtin_nonlocal_goto): Change parameter to be entire
17383 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17384 (expand_builtin_prefetch): Likewise.
17385 (expand_builtin_classify_type): Likewise.
17386 (mathfn_built_in): Return NULL_TREE instead of 0.
17387 (expand_errno_check): Use new CALL_EXPR accessors.
17388 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17389 Return NULL_RTX instead of 0.
17390 (expand_builtin_mathfn_2): Likewise.
17391 (expand_builtin_mathfn_3): Likewise.
17392 (expand_builtin_interclass_mathfn): Likewise.
17393 (expand_builtin_sincos): Likewise.
17394 (expand_builtin_cexpi): Likewise.
17395 (expand_builtin_int_roundingfn): Likewise.
17396 (expand_builtin_int_roundingfn_2): Likewise.
17397 (expand_builtin_pow): Likewise.
17398 (expand_builtin_powi): Likewise.
17399 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17400 of arglist, fixing callers appropriately. Use new CALL_EXPR
17401 accessors and constructors. Return NULL_RTX instead of 0.
17402 (expand_builtin_strstr): Likewise.
17403 (expand_builtin_strchr): Likewise.
17404 (expand_builtin_strrchr): Likewise.
17405 (expand_builtin_strpbrk): Likewise.
17406 (expand_builtin_memcpy): Likewise.
17407 (expand_builtin_mempcpy): Likewise.
17408 (expand_builtin_mempcpy_args): New.
17409 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17410 (expand_builtin_memmove_args): New.
17411 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17412 (expand_movstr): Likewise.
17413 (expand_builtin_strcpy): Likewise.
17414 (expand_builtin_strcpy_args): New.
17415 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17416 (expand_builtin_strncpy): Likewise.
17417 (expand_builtin_memset): Likewise.
17418 (expand_builtin_memset_args): New.
17419 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17420 (expand_builtin_memcmp): Likewise.
17421 (expand_builtin_strcmp): Likewise.
17422 (expand_builtin_strncmp): Likewise.
17423 (expand_builtin_strcat): Likewise.
17424 (expand_builtin_strncat): Likewise.
17425 (expand_builtin_strspn): Likewise.
17426 (expand_builtin_strcspn): Likewise.
17427 (expand_builtin_args_info): Likewise.
17428 (expand_builtin_va_start): Likewise.
17429 (gimplify_va_arg_expr): Likewise.
17430 (expand_builtin_va_end): Likewise.
17431 (expand_builtin_va_copy): Likewise.
17432 (expand_builtin_frame_address): Likewise.
17433 (expand_builtin_alloca): Likewise.
17434 (expand_builtin_bswap): Likewise.
17435 (expand_builtin_unop): Likewise.
17436 (expand_builtin_fputs): Likewise.
17437 (expand_builtin_expect): Likewise.
17438 (expand_builtin_fabs): Likewise.
17439 (expand_builtin_copysign): Likewise.
17440 (expand_builtin_printf): Likewise.
17441 (expand_builtin_fprintf): Likewise.
17442 (expand_builtin_sprintf): Likewise.
17443 (expand_builtin_init_trampoline): Likewise.
17444 (expand_builtin_signbit): Likewise.
17445 (expand_builtin_fork_or_exec): Likewise.
17446 (expand_builtin_sync_operation): Likewise.
17447 (expand_builtin_compare_and_swap): Likewise.
17448 (expand_builtin_lock_test_and_set): Likewise.
17449 (expand_builtin_lock_release): Likewise.
17450 (expand_builtin): Likewise.
17451 (builtin_mathfn_code): Likewise.
17453 (fold_builtin_constant_p): Pass call arguments individually instead
17454 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17455 accessors and constructors. Return NULL_TREE instead of 0.
17456 (fold_builtin_expect): Likewise.
17457 (fold_builtin_classify_type): Likewise.
17458 (fold_builtin_strlen): Likewise.
17459 (fold_builtin_nan): Likewise.
17460 (integer_valued_real_p): Likewise.
17461 (fold_trunc_transparent_mathfn): Likewise.
17462 (fold_fixed_mathfn): Likewise.
17463 (fold_builtin_cabs): Likewise.
17464 (fold_builtin_sqrt): Likewise.
17465 (fold_builtin_cbrt): Likewise.
17466 (fold_builtin_cos): Likewise.
17467 (fold_builtin_cosh): Likewise.
17468 (fold_builtin_tan): Likewise.
17469 (fold_builtin_sincos): Likewise.
17470 (fold_builtin_cexp): Likewise.
17471 (fold_builtin_trunc): Likewise.
17472 (fold_builtin_floor): Likewise.
17473 (fold_builtin_ceil): Likewise.
17474 (fold_builtin_round): Likewise.
17475 (fold_builtin_int_roundingfn): Likewise.
17476 (fold_builtin_bitop): Likewise.
17477 (fold_builtin_bswap): Likewise.
17478 (fold_builtin_logarithm): Likewise.
17479 (fold_builtin_hypot): Likewise.
17480 (fold_builtin_pow): Likewise.
17481 (fold_builtin_powi): Likewise.
17482 (fold_builtin_exponent): Likewise.
17483 (fold_builtin_memset): Likewise.
17484 (fold_builtin_bzero): Likewise.
17485 (fold_builtin_memory_op): Likewise.
17486 (fold_builtin_bcopy): Deleted; call site changed to invoke
17487 fold_builtin_memory_op directly.
17488 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17489 (fold_builtin_strncpy): Likewise.
17490 (fold_builtin_memcmp): Likewise.
17491 (fold_builtin_strcmp): Likewise.
17492 (fold_builtin_strncmp): Likewise.
17493 (fold_builtin_signbit): Likewise.
17494 (fold_builtin_copysign): Likewise.
17495 (fold_builtin_isascii): Likewise.
17496 (fold_builtin_toascii): Likewise.
17497 (fold_builtin_isdigit): Likewise.
17498 (fold_builtin_fabs): Likewise.
17499 (fold_builtin_abs): Likewise.
17500 (fold_builtin_fmin_fmax): Likewise.
17501 (fold_builtin_carg): Likewise.
17502 (fold_builtin_classify): Likewise.
17503 (fold_builtin_unordered_cmp): Likewise.
17505 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17506 New functions split out from fold_builtin_1.
17507 (fold_builtin_n): New.
17508 (fold_builtin_varargs): New.
17509 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17511 (fold_call_expr): New.
17512 (build_function_call_expr): Rewrite to use new helper function.
17513 (fold_builtin_call_list): New.
17514 (build_call_expr): New.
17515 (fold_builtin_call_valist): New.
17516 (rewrite_call_expr): New.
17517 (validate_arg): New.
17518 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17519 of an arglist. Change return type to bool. Use new CALL_EXPR
17522 (fold_builtin_strstr): Pass call arguments individually instead
17523 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17524 accessors and constructors. Return NULL_TREE instead of 0.
17525 (fold_builtin_strchr): Likewise.
17526 (fold_builtin_strrchr): Likewise.
17527 (fold_builtin_strpbrk): Likewise.
17528 (fold_builtin_strcat): Likewise.
17529 (fold_builtin_strncat): Likewise.
17530 (fold_builtin_strspn): Likewise.
17531 (fold_builtin_strcspn): Likewise.
17532 (fold_builtin_fputs): Likewise.
17533 (fold_builtin_next_arg): Likewise.
17534 (fold_builtin_sprintf): Likewise.
17536 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17537 NULL_RTX instead of 0.
17538 (expand_builtin_memory_chk): Likewise.
17539 (maybe_emit_chk_warning): Likewise.
17540 (maybe_emit_sprintf_chk_warning): Likewise.
17542 (fold_builtin_object_size): Pass call arguments individually instead
17543 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17544 accessors and constructors. Return NULL_TREE instead of 0.
17545 (fold_builtin_memory_chk): Likewise.
17546 (fold_builtin_stxcpy_chk): Likewise.
17547 (fold_builtin_strncpy_chk): Likewise.
17548 (fold_builtin_strcat_chk): Likewise.
17549 (fold_builtin_strcat_chk): Likewise.
17550 (fold_builtin_strncat_chk): Likewise.
17551 (fold_builtin_sprintf_chk): Likewise.
17552 (fold_builtin_snprintf_chk): Likewise.
17553 (fold_builtin_printf): Likewise.
17554 (fold_builtin_vprintf): Likewise.
17556 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17558 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17559 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17560 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17561 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17562 (fold_unary): Likewise.
17563 (fold_binary): Likewise.
17564 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17565 ternary expressions.
17566 (fold): Add logic for tcc_vl_exp.
17567 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17568 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17569 (fold_build3_stat): Add assertion to flag broken interface for
17570 constructing CALL_EXPRs.
17571 (fold_build_call_list): New.
17572 (fold_build_call_list_initializer): New.
17573 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17575 (fold_strip_sign_ops): Likewise.
17577 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17578 Brooks Moses <brooks.moses@codesourcery.com>
17579 Lee Millward <lee.millward@codesourcery.com>
17581 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17582 accessors and dump arguments explicitly.
17584 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17586 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17588 (print_call_name): Use new CALL_EXPR accessors.
17590 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17591 CALL_EXPR arguments explicitly instead of as a list. Use
17592 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17594 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17595 (vrp_visit_stmt): Likewise.
17597 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17598 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17600 (force_move_till_expr): Likewise.
17602 * targhooks.c (default_external_stack_protect_fail): Use
17603 build_call_expr instead of build_function_call_expr.
17604 (default_hidden_stack_protect_fail): Likewise.
17606 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17609 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17610 and walk arguments explicitly.
17612 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17613 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17614 (expand_simple_operations): Likewise.
17615 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17617 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17618 of TREE_CODE_LENGTH.
17619 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17621 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17622 instead of TREE_CODE_LENGTH.
17624 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17625 (tree_ic_transform): Likewise.
17626 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17627 parameter instead of arglist. Fix callers.
17628 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17629 (tree_stringops_transform): Likewise.
17630 (tree_indirect_call_to_profile): Likewise.
17631 (tree_stringops_values_to_profile): Likewise.
17633 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17634 (eliminate_tail_call): Likewise.
17636 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17638 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17639 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17641 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17643 * omp-low.c (build_omp_barrier): Use build_call_expr.
17644 (lower_rec_input_clauses): Likewise.
17645 (lower_reduction_clauses): Likewise.
17646 (expand_parallel_call): Likewise.
17647 (maybe_catch_exception): Likewise.
17648 (expand_omp_for_generic): Likewise.
17649 (expand_omp_for_static_nochunk): Likewise.
17650 (expand_omp_sections): Likewise.
17651 (lower_omp_single_simple): Likewise.
17652 (lower_omp_single_copy): Likewise.
17653 (lower_omp_master): Likewise.
17654 (lower_omp_ordered): Likewise.
17655 (lower_omp_critical): Likewise.
17657 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17658 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17660 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17661 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17662 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17664 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17665 and generalize to handle any number of operands.
17666 (chrec_contains_undetermined): Likewise.
17667 (tree_contains_chrecs): Likewise.
17668 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17670 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17672 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17673 fold_call_expr instead of fold_builtin.
17674 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17675 match declarations there.
17676 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17679 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17680 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17682 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17683 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17685 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17688 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17689 (execute_cse_sincos): Use new CALL_EXPR accessors.
17691 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17693 * gimple-low.c (lower_function_body): Use build_call_expr.
17694 (lower_builtin_setjmp): Likewise.
17696 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17697 (set_storage_via_libcall): Likewise.
17698 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17699 instead of TREE_CODE_LENGTH.
17700 (expand_expr_real_1): Use new CALL_EXPR accessors.
17702 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17703 generalize to handle any number of operands.
17704 (TB_parent_eq): Likewise.
17706 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17707 (strip_builtin_expect): Likewise.
17709 * function.c (gimplify_parameters): Use build_call_expr.
17711 * tree-vectorizer.c (vect_is_simple_reduction): Use
17712 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17714 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17715 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17717 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17720 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17721 (gimplify_decl_expr): Likewise.
17722 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17723 Use new CALL_EXPR iterators.
17724 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17725 (gimplify_modify_expr_to_memset): Likewise.
17726 (gimplify_variable_sized_compare): Likewise.
17727 (gimplify_omp_atomic_fetch_op): Likewise.
17728 (gimplify_omp_atomic_pipeline): Likewise.
17729 (gimplify_omp_atomic_mutex): Likewise.
17730 (gimplify_function_tree): Likewise.
17732 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17733 (call_expr_flags): Likewise.
17734 (expand_call): Likewise.
17736 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17737 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17740 * coverage.c (create_coverage): Use build_call_expr.
17742 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17743 (temp_call_expr_obstack): New.
17744 (pool_copy_list): Delete.
17745 (temp_copy_call_expr): New.
17746 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17747 CALL_EXPR accessors. Get rid of special goo for copying argument
17748 lists and use temp_copy_call_expr instead.
17749 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17750 CALL_EXPR accessors.
17751 (create_expression_by_pieces): Likewise. Use build_call_array
17752 to construct the result instead of fold_build3.
17753 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17754 dealing with argument lists.
17755 (init_pre): Remove references to expression_node_pool and
17756 list_node_pool. Init temp_call_expr_obstack instead.
17757 (fini_pre): Remove references to expression_node_pool and
17760 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17761 and walk arguments explicitly instead of as a list.
17763 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17764 (mx_register_decls): Likewise.
17765 (mudflap_register_call): Likewise.
17766 (mudflap_finish_file): Likewise.
17768 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17769 (ipa_callsite_compute_param): Likewise.
17771 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17772 accessors and constructor.
17774 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17775 accessors and constructor.
17776 (convert_tramp_reference): Likewise.
17777 (convert_call_expr): Likewise.
17778 (finalize_nesting_tree_1): Likewise.
17780 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17783 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17785 * tree-inline.c (initialize_inlined_parameters): Pass entire
17786 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17788 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17789 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17791 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17792 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17793 (vectorizable_reduction): Likewise.
17794 (vectorizable_call): Use new CALL_EXPR iterators.
17795 (vectorizable_conversion): Use build_call_expr.
17796 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17797 (vect_gen_widened_results_half): Use build_call_expr.
17798 (vect_setup_realignment): Likewise.
17799 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17801 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17802 (pass_through_call): Likewise.
17803 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17806 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17807 (tree_gen_pow2_profiler): Likewise.
17808 (tree_gen_one_value_profiler): Likewise.
17809 (tree_gen_ic_func_profiler): Likewise.
17810 (tree_gen_average_profiler): Likewise.
17811 (tree_gen_ior_profiler): Likewise.
17813 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17814 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17815 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17817 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17818 of TREE_CODE_LENGTH.
17820 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17821 of TREE_CODE_LENGTH.
17823 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17825 (convert_to_integer): Likewise.
17827 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17830 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17831 Brooks Moses <brooks.moses@codesourcery.com>
17832 Lee Millward <lee.millward@codesourcery.com>
17834 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17836 * config/frv/frv.c (frv_expand_builtin): Likewise.
17837 * config/s390/s390.c (s390_expand_builtin): Likewise.
17839 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17840 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17842 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17843 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17844 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17845 (ix86_expand_store_builtin): Likewise.
17846 (ix86_expand_unop_builtin): Likewise.
17847 (ix86_expand_unop1_builtin): Likewise.
17848 (ix86_expand_sse_compare): Likewise.
17849 (ix86_expand_sse_comi): Likewise.
17850 (ix86_expand_vec_init_builtin): Likewise.
17851 (ix86_expand_vec_ext_builtin): Likewise.
17852 (ix86_expand_vec_set_builtin): Likewise.
17853 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17855 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17856 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17858 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17859 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17860 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17862 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17864 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17865 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17866 arglist. Use new CALL_EXPR accessors. Fix callers.
17867 (altivec_expand_abs_builtin): Likewise.
17868 (rs6000_expand_binop_builtin): Likewise.
17869 (altivec_expand_predicate_builtin): Likewise.
17870 (altivec_expand_lv_builtin): Likewise.
17871 (spe_expand_stv_builtin): Likewise.
17872 (altivec_expand_stv_builtin): Likewise.
17873 (rs6000_expand_ternop_builtin): Likewise.
17874 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17875 (altivec_expand_st_builtin): Likewise.
17876 (altivec_expand_dst_builtin): Likewise.
17877 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17878 arglist. Use new CALL_EXPR accessors. Fix callers.
17879 (altivec_expand_vec_set_builtin): Likewise.
17880 (altivec_expand_vec_ext_builtin): Likewise.
17881 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17882 (spe_expand_builtin): Likewise.
17883 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17884 arglist. Use new CALL_EXPR accessors. Fix callers.
17885 (spe_expand_evsel_builtin): Likewise.
17886 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17887 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17889 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17890 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17891 (arm_expand_unop_builtin): Likewise.
17892 (arm_expand_builtin): Use new CALL_EXPR accessors.
17894 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17897 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17898 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17900 (bfin_expand_unop_builtin): Likewise.
17901 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17903 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17904 Brooks Moses <brooks.moses@codesourcery.com>
17905 Lee Millward <lee.millward@codesourcery.com>
17907 * c-semantics.c (build_stmt): Add internal diagnostic check.
17909 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17910 accessors. Print arguments explicitly instead of as a list.
17912 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17914 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17915 (c_finish_omp_flish): Likewise.
17917 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17918 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17919 instead of TREE_CODE_LENGTH.
17920 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17921 (c_warn_unused_result): Likewise.
17923 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17926 * doc/invoke.texi (Warning Options): Remove
17927 -Werror-implicit-function-declaration.
17928 (Wimplicit-function-declaration): Update description.
17929 * opts.c (common_handle_option): Move handling of -Werror=* to...
17930 (enable_warning_as_error): ...here.
17931 * opts.h (enable_warning_as_error): Declare.
17932 * c-decl.c (implicit_decl_warning): Unless
17933 -Wno-implicit-function-declaration is given, emit a pedwarn if
17934 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17935 * c.opt (Wimplicit-function-declaration): Replace
17936 mesg_implicit_function_declaration with
17937 warn_implicit_function_declaration.
17938 * c-opts.c (c_common_handle_option):
17939 -Werror-implicit-function-declaration is exactly equal as
17940 -Werror=implicit-function-declaration.
17941 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17942 warn_implicit_function_declaration.
17943 (c_common_post_options): -Wimplict-function-declaration is enabled
17944 by default by -std=c99, otherwise is disabled by default.
17945 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17947 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17949 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17950 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17951 former is ignored but not the latter.
17953 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17955 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17956 is made and the reference doesn't use the alias set of its type,
17957 do not create the temporary using that type.
17959 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17961 * jump.c: Remove prototypes for delete_computation and
17962 delete_prior_computation.
17964 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17966 * jump.c (get_label_after): Delete.
17967 (get_label_before, delete_computation, delete_jump,
17968 delete_prior_computation, follow_jumps): Move...
17969 * reorg.c (delete_computation, delete_prior_computation): ... here...
17970 (get_label_before, delete_jump): ... making these static ...
17971 (follow_jumps): ... and simplifying this since it only runs after
17973 * rtl.h (get_label_after, get_label_before, delete_jump,
17974 follow_jumps): Delete prototypes.
17976 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17978 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17980 2007-02-15 Nick Clifton <nickc@redhat.com>
17982 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17983 order to prevent it from being munged by the target.
17985 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17987 * config/i386/i386.md: Remove misleading comment.
17989 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17991 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17992 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17995 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17997 * tree-sra.c (instantiate_missing_elements): Canonicalize
17999 (sra_build_assignment): New.
18000 (generate_copy_inout, generate_element_copy,
18001 generate_element_zero, generate_one_element_init): Use it.
18003 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18005 * tree-sra.c (instantiate_missing_elements): Canonicalize
18007 (sra_build_assignment): New.
18008 (generate_copy_inout, generate_element_copy,
18009 generate_element_zero, generate_one_element_init): Use it.
18011 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18013 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18016 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18018 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18019 types as aggregates not scalars.
18020 * function.c (assign_stack_temp_for_type): Likewise.
18022 2007-02-14 Roger Sayle <roger@eyesopen.com>
18023 Zdenek Dvorak <dvorakz@suse.cz>
18025 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18028 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18030 * passes.c (next_pass_1): Clear the next field of the copied
18033 2007-02-14 Richard Henderson <rth@redhat.com>
18035 * tree-sra.c (early_sra): New.
18036 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18037 (tree_sra_early, pass_sra_early): New.
18038 * tree-pass.h (pass_sra_early): Declare.
18039 * passes.c (init_optimization_passes): Use it.
18041 2007-02-14 Richard Guenther <rguenther@suse.de>
18043 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18045 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18047 PR tree-optimization/30771
18048 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18050 (vect_analyze_operations): Induction phis can now be marked as
18052 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18053 Update documentation accordingly.
18055 2007-02-14 Nick Clifton <nickc@redhat.com>
18057 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18058 most 3 arguments are supported.
18059 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18061 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18063 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18064 Ensure dst->current is valid.
18066 2007-02-13 Paul Brook <paul@codesourcery.com>
18068 * config.gcc: Add arm*-*-uclinux-*eabi.
18069 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18070 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18071 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18072 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18073 (LINK_SPEC): Define.
18074 (LIB_SPEC): Define.
18075 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18077 * config/arm/uclinux-eabi.h: New file.
18078 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18079 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18082 2007-02-13 Ian Lance Taylor <iant@google.com>
18084 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18085 * flags.h (warn_strict_overflow): Declare.
18086 (enum warn_strict_overflow_code): Define.
18087 (issue_strict_overflow_warning): New static inline function.
18088 * opts.c (warn_strict_overflow): New variable.
18089 (common_handle_option): Handle OPT_Wstrict_overflow and
18090 OPT_Wstrict_overflow_.
18091 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18093 * fold-const.c: Include intl.h.
18094 (fold_deferring_overflow_warnings): New static variable.
18095 (fold_deferred_overflow_warning): New static variable.
18096 (fold_deferred_overflow_code): New static variable.
18097 (fold_defer_overflow_warnings): New function.
18098 (fold_undefer_overflow_warnings): New function.
18099 (fold_undefer_and_ignore_overflow_warnings): New function.
18100 (fold_deferring_overflow_warnings_p): New function.
18101 (fold_overflow_warning): New static function.
18102 (make_range): Add strict_overflow_p parameter. Change all
18104 (extract_muldiv, extract_muldiv_1): Likewise.
18105 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18106 tree_expr_nonnegative_p.
18107 (fold_negate_expr): Call fold_overflow_warning.
18108 (fold_range_test): Likewise.
18109 (fold_comparison): Likewise.
18110 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18111 instead of tree_expr_nonnegative_p.
18112 (tree_expr_nonnegative_warnv_p): Rename from
18113 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18114 (tree_expr_nonnegative_p): New function.
18115 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18116 strict_overflow_p parameter.
18117 (tree_expr_nonzero_p): New function.
18118 * passes.c (verify_interpass_invariants): New static function.
18119 (execute_one_pass): Call it.
18120 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18122 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18123 (estimate_numbers_of_iterations): Likewise.
18124 (scev_probably_wraps_p): Likewise.
18125 * tree-ssa-ccp.c: Include "toplev.h".
18126 (evaluate_stmt): Defer fold overflow warnings until we know we are
18128 (struct fold_stmt_r_data): Add stmt field.
18129 (fold_stmt_r): Defer fold overflow warnings until we know we
18131 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18132 (fold_stmt_inplace): Likewise.
18133 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18134 (cleanup_control_expr_graph): Defer fold overflow warnings until
18135 we know we are going to optimize.
18136 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18137 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18139 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18140 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18141 * tree-ssa-loop-manip.c (create_iv): Likewise.
18142 * c-typeck.c (build_conditional_expr): Likewise.
18143 (build_binary_op): Likewise.
18144 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18145 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18146 (extract_range_from_unary_expr): Likewise.
18147 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18148 assuming that signed overflow does not occur.
18149 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18150 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18151 (fold_defer_overflow_warnings): Declare.
18152 (fold_undefer_overflow_warnings): Declare.
18153 (fold_undefer_and_ignore_overflow_warnings): Declare.
18154 (fold_deferring_overflow_warnings_p): Declare.
18155 (tree_expr_nonzero_warnv_p): Declare.
18156 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18157 of warning options.
18158 (Warning Options): Document -Wstrict-overflow.
18159 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18160 (tree-ssa-ccp.o): Likewise.
18161 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18162 (fold-const.o): Depend on intl.h.
18164 2007-02-13 Ian Lance Taylor <iant@google.com>
18166 PR middle-end/30751
18167 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18170 2007-02-13 Stuart Hastings <stuart@apple.com>
18172 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18174 2007-02-13 Richard Henderson <rth@redhat.com>
18176 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18177 handled_component_p before looking for the indirect_ref.
18179 2007-02-13 Richard Henderson <rth@redhat.com>
18181 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18182 remove flags clobber.
18183 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18184 (bswaphi_lowpart): New.
18185 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18186 remove TARGET_BSWAP test. Delete expander of the same name.
18188 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18189 (expand_unop): Use them.
18191 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18193 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18194 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18195 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18196 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18197 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18198 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18199 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18200 assembler dialect choice from asm templates.
18202 2007-02-12 Richard Henderson <rth@redhat.com>
18204 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18205 (fixuns_trunc<SSEMODEF>si2): Use it.
18206 * config/i386/sse.md (vec_setv4sf_0): Export.
18207 * config/i386/i386.c (ix86_build_const_vector): Export.
18208 (ix86_split_convert_uns_si_sse): Rename from
18209 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18210 * config/i386/i386-protos.h: Update.
18212 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18215 * c-typeck.c (c_finish_return): Improve warning message.
18217 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18219 * alias.c (find_symbolic_term): Delete unused function.
18221 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18223 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18224 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18225 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18227 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18229 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18230 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18231 the function, temporarily point the debug interface to the null one.
18233 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18235 * dwarf2out.c (round_up_to_align): New static function.
18236 (field_byte_offset): Use it to round the offset.
18238 2007-02-12 Richard Henderson <rth@redhat.com>
18240 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18241 (inswl_const): Export.
18243 2007-02-12 Richard Henderson <rth@redhat.com>
18245 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18246 result mode of the libcall, convert back to outmode.
18248 2007-02-12 Roger Sayle <roger@eyesopen.com>
18250 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18251 (bswapdi2): New define_expand to implement 32-bit implementation.
18253 2007-02-12 Nick Clifton <nickc@redhat.com>
18255 * doc/invoke.texi (Overall Options): Document --help=.
18256 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18257 (cc1_options): Pass --help= on to cc1.
18258 (display_help): Add description of --help=.
18259 (process_command): Add code to handle --help=. Allow translated
18260 --help and --target-help switches to be passed on to compiler
18262 (main): Remove unused if statement.
18263 * opts.c (columns): Remove.
18264 (LEFT_COLUMN): Define.
18265 (wrap_help): Add columns argument.
18266 (print_filtered_help): Change parameters to be an include bitmask,
18267 an exclude bitmask, an any bitmask and the column width. Move the
18268 code to display the params list here. Add code to display the
18269 status of options rather than their descriptions if the quiet flag
18271 (print_specific_help): Change parameters to be an include bitmask,
18272 an exclude bitmask and an any bitmask. Move code to look up the
18273 column width here. Decide upon the title for an options listing.
18274 (common_handle_options): Add code to handle --help=. Adapt code
18275 for --help and --target-help to use the revised form of the
18276 print_specific_help function.
18277 (print_help): Delete.
18278 (print_param_help): Delete.
18279 (print_switch): Delete.
18280 * opts.h (cl_lang_count): Add prototype.
18281 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18282 CL_MAX_OPTION_CLASS): New defines.
18283 * optc-gen.awk: Add construction of cl_lang_count.
18284 * c.opt: Add Warning attribute to warning options and Optimization
18285 attribute to optimization options.
18286 * common.opt: Likewise.
18288 Add -fhelp and -ftarget-help as aliases for the transformed --help
18289 and --target-help options.
18290 * opt-functions.awk: Add code to handle Warning and Optimization
18293 2007-02-12 Richard Henderson <rth@redhat.com>
18295 * config/alpha/constraints.md: New file.
18296 * config/alpha/alpha.c: Include tm-constrs.h.
18297 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18298 alpha_extra_constraint): Remove.
18299 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18300 * config/alpha/alpha-protos.h: Update.
18301 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18302 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18303 (EXTRA_CONSTRAINT): Remove.
18304 * config/alpha/alpha.md: Include constraints.md.
18305 (adddi splitter): Use satisfies_constraint_*.
18306 * config/alpha/predicates.md (add_operand): Likewise.
18307 (sext_add_operand, addition_operation): Likewise.
18309 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18311 PR tree-optimization/29145
18312 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18313 in our handling of restrict qualified pointers.
18315 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18318 * doc/invoke.texi (Wunused-value): Update description.
18319 (Wextra): Delete item.
18320 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18321 value of Wunused-value.
18322 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18323 (c_finish_stmt_expr): Don't check extra_warnings.
18324 (emit_side_effect_warnings): The caller is responsible to check
18327 2007-02-11 Roger Sayle <roger@eyesopen.com>
18328 Matt Thomas <matt@3am-software.com>
18330 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18332 2007-02-11 Roger Sayle <roger@eyesopen.com>
18334 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18335 comparisons of POPCOUNT against zero.
18336 (simplify_const_relational_operation): Likewise.
18338 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18340 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18342 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18344 * dwarf2out.c (root_type): Delete unused function.
18346 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18348 * genattrtab.c (contained_in_p): Delete unused function.
18349 (write_expr_attr_cache): Likewise.
18351 2007-02-11 Jan Hubicka <jh@suse.cz>
18353 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18356 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18358 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18359 to add the REG_EQ* note.
18360 * see.c (see_merge_one_use_extension): Likewise.
18361 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18362 turn REG_EQUAL notes into REG_EQUIV notes if the target
18363 register may have more than one set.
18364 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18365 * gcse.c (try_replace_reg): Likewise.
18366 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18367 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18368 more than one REG_EQUIV note.
18369 * reload1.c (gen_reload): Use set_unique_reg_note.
18371 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18373 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18374 (ix86_builtin_conversion): New function.
18376 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18379 * tree.h (DECL_REPLACEABLE_P): New macro.
18380 * except.c (set_nothrow_function_flags): Likewise.
18382 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18383 Ira Rosen <irar@il.ibm.com>
18384 Dorit Nuzman <dorit@il.ibm.com>
18386 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18387 * targhooks.c (default_builtin_vectorized_conversion): New.
18388 * targhooks.h (default_builtin_vectorized_function): New declaration.
18389 * target.h (struct vectorize): Add builtin_conversion field.
18390 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18391 stmt_vec_info_type value.
18392 (vectorizable_conversion): New declaration.
18393 * tree-vect-analyze.c (vect_analyze_operations): Add
18394 vectorizable_conversion call.
18395 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18396 * tree-vect-transform.c (vectorizable_conversion): New function.
18397 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18398 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18400 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18401 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18402 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18403 or ALTIVEC_BUILTIN_VCFSX.
18405 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18408 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18409 CONST_DOUBLE and operand 0 is a hard register.
18410 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18411 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18412 is a hard floating-point register.
18414 2007-02-10 Richard Henderson <rth@redhat.com>
18415 Jakub Jelinek <jakub@redhat.com>
18416 Alexandre Oliva <aoliva@redhat.com>
18418 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18419 * builtin-types.def (BT_WORD): Make unsigned.
18420 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18421 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18422 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18423 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18424 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18425 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18427 * expr.c (emutls_var_address): New.
18428 (expand_expr_real_1): Expand emulated tls.
18429 (expand_expr_addr_expr_1): Likewise.
18430 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18431 * output.h (emutls_finish): Declare.
18432 * toplev.c (compile_file): Call it.
18433 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18434 address before wrapping in CONST.
18435 * varasm.c (emutls_htab, emutls_object_type): New.
18436 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18437 (get_emutls_object_name, get_emutls_object_type): New.
18438 (get_emutls_init_templ_addr, emutls_decl): New.
18439 (emutls_common_1, emutls_finish): New.
18440 (assemble_variable): When emulating tls, swap decls; generate
18441 constructor for the emutls objects.
18442 (do_assemble_alias): When emulating tls, swap decl and target name.
18443 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18445 * varpool.c (decide_is_variable_needed): Look at force_output.
18446 Recurse for emulated tls.
18447 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18448 with decide_is_variable_needed.
18449 * emutls.c: New file.
18450 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18451 tls_object for real tls.
18453 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18455 PR rtl-optimization/29599
18456 * reload1.c (eliminate_regs_in_insn): Take the destination
18457 mode into account when computing the offset.
18459 2007-02-09 Stuart Hastings <stuart@apple.com>
18460 Richard Henderson <rth@redhat.com>
18462 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18463 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18464 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18465 fixuns_truncdfhi2): New.
18466 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18467 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18468 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18469 (floatunssidf2): Allow nonimmediate source.
18470 * config/i386/sse.md (movdi_to_sse): New.
18471 (vec_concatv2di): Drop '*'.
18472 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18473 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18474 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18476 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18477 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18478 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18479 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18480 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18481 ix86_build_const_vector.
18482 (x86_emit_floatuns): Rewrite.
18484 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18486 * genautomata.c (longest_path_length): Delete unused function.
18487 (struct state): Delete unused longest_path_length.
18488 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18489 (get_free_state): Delete unused.
18491 2007-02-09 Jan Hubicka <jh@suse.cz>
18493 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18494 * doc/invoke.texi (inline-unit-growth): Update default value.
18496 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18497 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18498 (rebuild_cgraph_edges): Likewise.
18499 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18500 (dump_cgraph_node): Dump frequencies.
18501 (cgraph_clone_edge): Add frequency scales.
18502 (cgraph_clone_node): Add freuqnecy.
18503 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18504 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18505 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18506 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18507 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18508 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18509 (save_inline_function_body): Likewise.
18510 * ipa-inline.c: inluce rtl.h
18511 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18512 (cgraph_edge_badness): Use frequencies.
18513 (cgraph_decide_recursive_inlining): Update clonning.
18514 (cgraph_decide_inlining_of_small_function): Dump frequency.
18515 * predict.c (estimate_bb_frequencies): Export.
18516 * predict.h (estimate_bb_frequencies): Declare.
18517 * tree-inline.c (copy_bb): Watch overflows.
18518 (expand_call_inline): Update call of cgraph_create_edge.
18519 (optimize_inline_calls): Use TODO flags to update frequnecies.
18520 * passes.h: Include predict.h
18521 (init_optimization_passes): Move profile ahead.
18522 (execute_function_todo): Handle TODO_rebuild_frequencies.
18524 2007-02-09 Roger Sayle <roger@eyesopen.com>
18526 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18527 the insbl or inswl pattern into a register.
18529 2007-02-09 Roger Sayle <roger@eyesopen.com>
18531 * config/ia64/ia64.md (bswapdi2): New define_insn.
18533 2007-02-09 Richard Henderson <rth@redhat.com>
18535 * config/i386/constraints.md (Ym): New constraint.
18536 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18537 (movdi_1_rex64): Split sse and xmm general register moves from
18538 memory move alternatives. Use conditional register constraints.
18539 (movsf_1, movdf_integer): Likewise.
18540 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18541 (movdf_integer_rex64): New.
18542 (pushsf_rex64): Fix output constraints.
18543 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18544 (sse2_stored): Likewise.
18545 (sse2_storeq_rex64): New.
18546 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18547 amd and not generic.
18548 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18549 for optimize_size. Remove SF/DFmode hack.
18551 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18553 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18556 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18557 Richard Sandiford <richard@codesourcery.com>
18559 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18560 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18561 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18562 m68k/t-mlib to tmake_file.
18563 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18564 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18565 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18566 Allow it to be cf or m68k. Set m68k_arch_family. If that
18567 variable is not empty, add t-$m68k_arch_family to tmake_file.
18568 Add t-mlibs to tmake_file.
18569 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18570 * config/m68k/t-cf: New file.
18571 * config/m68k/t-m68k: Likewise.
18572 * config/m68k/t-mlibs: Likewise.
18573 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18574 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18575 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18576 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18577 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18579 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18580 (INSTALL_LIBGCC): Delete.
18581 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18582 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18583 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18584 (M68K_MLIB_CPU): Define.
18585 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18586 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18587 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18589 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18590 Richard Guenther <rguenther@suse.de>
18592 PR middle-end/23361
18593 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18594 against INT_MIN/INT_MAX.
18595 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18596 file if a loop is removed.
18598 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18600 * calls.c (store_one_arg): Pass correct alignment to
18601 emit_push_insn for non-BLKmode values.
18602 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18603 unaligned stack slot via a suitably aligned slot.
18605 2007-02-08 DJ Delorie <dj@redhat.com>
18607 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18609 (legal_subregs): Use unsigned char, make const.
18610 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18612 2007-02-08 Paul Brook <paul@codesourcery.com>
18614 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18615 special interworking needed.
18617 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18619 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18620 conditional to __SSE2__.
18621 (Entries below should have been added to first ChangeLog
18622 entry for amdfam10 dated 2007-02-05)
18623 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18625 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18627 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18630 2007-02-08 DJ Delorie <dj@redhat.com>
18632 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18633 * config/m32c/m32c.c (legal_subregs): New.
18634 (m32c_illegal_subreg_p): New.
18635 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18636 unsupported subregs of hard regs.
18638 2007-02-08 Jan Hubicka <jh@suse.cz>
18640 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18641 the same one; always update histograms.
18643 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18645 * passes.c (init_optimization_passes): Tidy comment.
18647 2007-02-08 Roger Sayle <roger@eyesopen.com>
18649 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18650 strip zero_extend, bswap and rotates from POCOUNT's argument.
18651 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18652 zero_extend and rotates from PARITY's argument.
18653 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18654 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18655 of an integer constant at compile-time.
18657 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18660 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18662 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18665 * tree-ssa-live.c (remove_unused_locals): Do not remove
18666 TREE_ADDRESSABLE variables.
18667 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18668 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18669 FOR_CLOBBER. Update all users.
18670 If VAR has an associated alias set, add a virtual operand for
18671 it if no alias is found to conflict with the memory reference.
18673 2007-02-07 Jan Hubicka <jh@suse.cz>
18674 Robert Kidd <rkidd@crhc.uiuc.edu>
18676 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18678 2007-02-07 Ian Lance Taylor <iant@google.com>
18680 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18682 2007-02-07 Roger Sayle <roger@eyesopen.com>
18684 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18685 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18686 tablejumpdi, movsi_to_cr_one): Remove constraints from
18687 define_expand's match_operands.
18689 2007-02-07 Roger Sayle <roger@eyesopen.com>
18691 * global.c (compute_regsets): Move declatation of "i" inside of
18692 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18694 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18697 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18698 of INDIRECT_REF <RESULT_DECL>.
18700 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18702 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18703 Kaz Kojima <kkojima@gcc.gnu.org>
18706 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18708 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18710 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18712 * doc/loop.texi: Document possibility not to perform disambiguation
18713 of loops with multiple latches.
18714 * cfgloopmanip.c (alp_enum_p): Removed.
18715 (add_loop): Handle subloops. Use get_loop_body_with_size.
18716 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18717 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18718 the new forwarder block.
18719 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18720 Handle the case latch is NULL.
18721 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18722 modifications when marking loop exits.
18723 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18725 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18726 disambiguate_loops_with_multiple_latches.
18727 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18728 before fix_loop_structure.
18729 * cfgloop.c: Include pointer-set.h and output.h.
18730 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18731 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18732 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18733 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18734 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18735 disambiguate_multiple_latches, get_loop_body_with_size,
18736 disambiguate_loops_with_multiple_latches): New functions.
18737 (flow_loop_dump): Dump multiple latch edges.
18738 (flow_loop_nodes_find): Handle loops with multiple latches.
18739 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18740 (glb_enum_p): Modified.
18741 (get_loop_body): Use get_loop_body_with_size.
18742 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18743 (AVOID_CFG_MODIFICATIONS): New constant.
18744 (disambiguate_loops_with_multiple_latches, add_loop,
18745 get_loop_body_with_size): Declare.
18746 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18748 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18750 PR inline-asm/28686
18751 * global.c (compute_regsets): New function.
18752 (global_alloc): Refactored ELIMINABLE_REGSET
18753 and NO_GLOBAL_ALLOC_REGS computation out.
18754 (rest_of_handle_global_alloc): Call compute_regsets()
18755 for non-optimizing case.
18757 2007-02-06 Richard Henderson <rth@redhat.com>
18759 * config/i386/constraints.md (Y2): Rename from Y.
18760 (Yi): New constraint.
18761 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18762 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18763 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18764 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18765 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18766 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18767 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18768 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18769 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18770 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18771 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18772 vec_extractv2si_1): Change Y constraints to Y2.
18773 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18774 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18775 Change Y constraints to Y2.
18776 (sse2_loadld): Change Y constraints to x.
18778 2007-02-06 Roger Sayle <roger@eyesopen.com>
18780 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18781 (parity<mode>2): New define_expand using rs6000_emit_parity.
18782 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18783 rs6000_emit_parity): New functions.
18784 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18785 rs6000_emit_parity): Prototype here.
18787 2007-02-06 Ian Lance Taylor <iant@google.com>
18789 * lower-subreg.c (simple_move_operand): Reject CONST.
18790 (resolve_clobber): Call validate_change rather than directly
18791 assigning to XEXP (pat, 0).
18793 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18795 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18796 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18797 (tree-cfg.o): Remove hashtab.h dependency.
18799 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18800 (struct ivopts_data): Change niters to pointer_map_t.
18801 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18802 (niter_for_exit): Create pointer_map on demand. Change for
18804 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18805 (free_loop_data): Destroy data->niters if created and reset field.
18806 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18807 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18809 * tree-ssa-reassoc.c: Include pointer-set.h.
18810 (bb_rank): Change to long *.
18811 (operand_rank): Change to pointer_map_t.
18812 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18813 (insert_operand_rank): Accept long.
18814 (operand_entry_hash, operand_entry_eq): Remove.
18815 (get_rank): Return long. Adjust for changes above.
18816 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18818 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18820 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18821 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18822 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18824 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18825 directly since it cannot be NULL.
18826 (get_vi_for_tree): Rewrite for pointer_map API.
18827 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18828 (init_alias_vars): Create vi_for_tree as pointer_map.
18829 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18831 * tree-cfg.c: Don't include hashtab.h.
18832 (edge_to_cases): Declare as pointer_map.
18833 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18835 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18836 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18837 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18839 (record_switch_edge): Delete.
18840 (get_cases_for_edge): Adjust for pointer_map API, inline
18841 record_switch_edge (rewritten for new API), remove goto.
18843 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18845 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18846 * tree-nested.c: Include pointer-set.h.
18847 (var_map_elt, var_map_eq, var_map_hash): Delete.
18848 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18849 to pointer_map_t's.
18850 (nesting_info_bitmap_obstack): New.
18851 (lookup_field_for_decl): Adjust for pointer_map API.
18852 (lookup_tramp_for_decl): Adjust for pointer_map API.
18853 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18854 (get_local_debug_decl): Adjust for pointer_map API.
18855 (convert_nl_goto_reference): Adjust for pointer_map API.
18856 (convert_nl_goto_receiver): Adjust for pointer_map API.
18857 (create_nesting_tree): Create outside GGC space. Create bitmap on
18858 the new obstack. Create field_map and var_map as pointer_maps.
18859 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18861 (lower_nested_functions): Move root here, no need to NULL it.
18862 Initialize and release the obstack.
18864 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18866 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18867 Remove prototypes and make them non-static.
18868 (struct tree_int_map): Remove.
18869 * tree.h (struct tree_int_map): Move here, turning TO into an
18871 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18873 * tree.h (TREE_COMPLEXITY): Remove.
18874 (struct tree_exp): Remove complexity field.
18875 * tree.c (build1_stat): Don't set it.
18877 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18878 Victor Kaplansky <victork@il.ibm.com>
18880 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18881 (vect_is_simple_reduction): Support reduction with induction as
18882 one of the operands.
18883 (vect_is_simple_iv_evolution): Fix formatting.
18884 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18885 formatting. Don't mark induction phis for vectorization.
18886 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18887 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18888 (vect_get_vec_def_for_operand): Support induction.
18889 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18891 (vectorizable_reduction): Support reduction with induction as one of
18893 (vectorizable_type_demotion): Use def-type of stmt argument rather
18894 than dummy def-type.
18896 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18897 flag_tree_scev_cprop.
18898 * common.opt (tree-scev-cprop): New flag.
18900 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18901 call to vect_get_new_vect_var.
18903 2007-02-06 Ira Rosen <irar@il.ibm.com>
18905 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18906 vectype is not NULL.
18907 (vect_pattern_recog_1): Likewise.
18909 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18911 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18912 (fold_negate_expr): Likewise.
18914 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18917 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18918 even if cv-qualification is the same.
18920 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18922 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18923 __enable_execute_stack on completion.
18925 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18927 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18928 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18929 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18930 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18931 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18932 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18933 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18934 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18938 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18939 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18940 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18941 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18942 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18943 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18944 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18945 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18946 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18947 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18948 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18949 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18950 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18951 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18952 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18953 sqrtextenddfxf2_i387): Added amdfam10_decode.
18955 * config/i386/athlon.md (athlon_idirect_amdfam10,
18956 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18957 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18958 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18959 athlon_ivector_store_amdfam10): New define_insn_reservation.
18960 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18965 * config/i386/athlon.md (athlon_call_amdfam10,
18966 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18967 define_insn_reservation.
18968 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18969 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18970 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18974 * config/i386/athlon.md (athlon_sseld_amdfam10,
18975 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18976 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18978 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18980 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18981 define_insn_reservation.
18982 * config/i386/i386.md (sseins): Added sseins to define_attr type
18983 and define_attr unit.
18984 * config/i386/sse.md: Set type attribute to sseins for insertq
18987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18989 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18990 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18991 ssecomi_load_amdfam10, ssecomi_amdfam10,
18992 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18993 define_insn_reservation.
18994 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18996 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18998 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18999 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19000 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19001 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19002 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19003 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19004 define_insn_reservation.
19006 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19007 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19008 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19009 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19010 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19012 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19014 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19015 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19016 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19017 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19018 athlon_ssemul_load_k8): Added amdfam10.
19020 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19022 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19023 (x86_sse_unaligned_move_optimal): New variable.
19025 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19027 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19028 for unaligned vector SSE double/single precision loads for AMDFAM10.
19030 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19032 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19033 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19034 Define TARGET_CPU_DEFAULT_amdfam10.
19035 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19036 (processor_type): Add PROCESSOR_AMDFAM10.
19038 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19039 processor_type in config/i386/i386.h.
19040 Enable imul peepholes for TARGET_AMDFAM10.
19042 * config.gcc: Add support for --with-cpu option for amdfam10.
19044 * config/i386/i386.c (amdfam10_cost): New variable.
19045 (m_AMDFAM10): New macro.
19046 (m_ATHLON_K8_AMDFAM10): New macro.
19047 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19048 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19049 x86_promote_QImode, x86_integer_DFmode_moves,
19050 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19051 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19052 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19053 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19054 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19055 Enable/disable for amdfam10.
19056 (override_options): Add amdfam10_cost to processor_target_table.
19057 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19058 processor_alias_table.
19059 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19060 (ix86_adjust_cost): Add code for amdfam10.
19062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19064 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19065 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19066 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19067 * config/i386/i386.h: Add builtin definition for SSE4A.
19068 * config/i386/i386.md: Add support for ABM instructions
19069 (popcnt and lzcnt).
19070 * config/i386/sse.md: Add support for SSE4A instructions
19071 (movntss, movntsd, extrq, insertq).
19072 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19073 Add -march=amdfam10 flag.
19074 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19075 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19077 * doc/extend.texi: Add documentation for SSE4A builtins.
19079 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19081 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19083 2007-02-05 Richard Guenther <rguenther@suse.de>
19085 * tree-vectorizer.h (vectorizable_function): Add argument type
19086 argument, change return type.
19087 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19088 * tree-vect-transform.c (vectorizable_function): Handle extra
19089 argument, return vectorized function decl.
19090 (build_vectorized_function_call): Remove.
19091 (vectorizable_call): Handle calls with result and argument types
19092 differing. Handle loop vectorization factor correctly.
19093 * targhooks.c (default_builtin_vectorized_function): Adjust for
19095 * targhooks.h (default_builtin_vectorized_function): Likewise.
19096 * target.h (builtin_vectorized_function): Add argument type
19098 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19099 extra argument, allow vectorizing of lrintf.
19100 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19101 documentation of target hook.
19103 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19106 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19107 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19108 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19110 2007-02-05 Roger Sayle <roger@eyesopen.com>
19112 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19113 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19114 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19115 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19116 before canonicalizing sincos to cexpi.
19117 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19119 2007-02-05 Roger Sayle <roger@eyesopen.com>
19121 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19122 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19123 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19125 2007-02-05 Roger Sayle <roger@eyesopen.com>
19127 * mips-tfile.c (initialize_init_file): Correct endianness test.
19129 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19131 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19132 the 'y' constraint.
19134 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19136 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19137 saves in a PARALLEL before the register assignments.
19139 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19141 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19142 DWARF_FRAME_RETURN_COLUMN to be a general register.
19143 * dwarf2out.c (init_return_column_size): New function, split from...
19144 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19145 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19146 to be nongeneral registers.
19147 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19149 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19150 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19152 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19154 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19156 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19158 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19159 (remove_path): Use can_remove_branch_p and remove_branch instead
19160 of loop_delete_branch_edge.
19161 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19162 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19163 Update profile using scale_dominated_blocks_in_loop.
19164 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19165 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19166 (can_remove_branch_p, remove_branch): Declare.
19167 * tree-cfg.c (tree_can_remove_branch_p): New function.
19168 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19169 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19170 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19172 2007-02-05 Jan Hubicka <jh@suse.cz>
19174 PR middle-end/30696
19175 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19176 nodes in cgraph, don't remove offline copy of the function.
19178 2007-02-04 Jan Hubicka <jh@suse.cz>
19180 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19181 vectors might cause maybe_lookup_element_for_expr to be called
19182 on non-sra-candidate.
19184 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19186 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19187 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19188 spelling conventions.
19190 2007-02-04 Richard Guenther <rguenther@suse.de>
19192 PR middle-end/30636
19193 * fold-const.c (try_move_mult_to_index): Make sure to not
19194 overflow one dimension of a multi-dimensional array access.
19196 2007-02-04 Jan Hubicka <jh@suse.cz>
19198 * passes.c (init_optimization_passes): Reindent.
19200 2007-02-04 Jan Hubicka <jh@suse.cz>
19201 Eric Botcazou <ebotcazou@adacore.com>
19203 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19204 (execute_fixup_cfg): Break out the abnormal goto code.
19205 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19206 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19207 (optimize_inline_calls): Call make_nonlocal_label_edges.
19209 2007-02-04 Jan Hubicka <jh@suse.cz>
19211 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19212 true when something was changed.
19213 (rename_ssa_copies): When something was changed, do
19214 TODO_remove_unused_locals.
19215 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19216 add TODO_remove_unused_locals when instruction was removed.
19218 2007-02-04 Jan Hubicka <jh@suse.cz>
19220 * ipa-inline.c (try_inline): Improve debug output; work on already
19222 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19223 call try_inline for already inlined edges too when flattening;
19224 inline also functions that make callee growth but overall unit size
19227 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19229 * config/m32c/bitops.md, config/m32c/jump.md,
19230 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19231 config/m32r/m32r.h, config/m32r/m32r.md,
19232 config/m32r/predicates.md, config/m68hc11/larith.asm,
19233 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19234 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19235 config/mips/mips-protos.h, config/mips/mips.c,
19236 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19237 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19238 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19239 spelling conventions.
19241 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19242 Follow spelling conventions.
19244 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19246 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19247 warn about C++0x compatibility.
19249 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19251 * config/h8300/h8300.c, config/h8300/h8300.h,
19252 config/h8300/h8300.md: Follow spelling conventions.
19254 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19256 PR middle-end/30667
19257 * combine.c (try_combine): Do not substitute source operand
19258 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19260 2007-02-03 Jan Hubicka <jh@suse.cz>
19262 PR gcov-profile/30650
19263 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19264 do not divide by zero for never executed counters.
19265 (tree_find_values_to_profile): Fix counters.
19266 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19268 2007-02-03 Ian Lance Taylor <iant@google.com>
19270 * lower-subreg.c (simple_move_operand): New static function,
19271 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19273 (simple_move): Call simple_move_operand.
19274 (find_decomposable_subregs): Add special handling of MEMs.
19275 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19276 meaning of return value. If we see a hard register, test whether
19277 it can store a word_mode value. Change all callers.
19279 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19281 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19282 ftrapv insns and expanders.
19283 (subdi3): Change define_expand operand 1 to arith11_operand, and
19284 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19285 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19286 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19289 PR middle-end/30174
19290 * varasm.c (notice_global_symbol): Treat global objects as weak when
19291 flag_shlib is true.
19293 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19295 * emit-rtl.c (dconstpi): Delete.
19296 (dconstsqrt2): New.
19297 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19298 * real.h (dconstpi): Delete.
19299 (dconstsqrt2): New.
19300 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19301 (fold_builtin_hypot): Likewise.
19303 2007-02-03 Tom Tromey <tromey@redhat.com>
19306 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19307 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19309 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19311 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19312 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19313 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19314 config/rs6000/cell.md, config/rs6000/darwin.h,
19315 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19316 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19317 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19318 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19319 typos. Follow spelling conventions.
19320 * doc/invoke.texi: Follow spelling conventions.
19322 2007-02-03 Roger Sayle <roger@eyesopen.com>
19324 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19325 canonicalization transformations that attempt to simplify integer
19326 constant comparisons to become comparisons against zero.
19328 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19330 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19332 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19333 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19335 2007-02-02 Mike Stump <mrs@apple.com>
19337 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19338 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19339 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19340 generate a branch island.
19342 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19344 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19345 (xtensa_legitimate_address_p): New.
19346 (xtensa_legitimize_address): New.
19347 (xtensa_output_addr_const_extra): New.
19348 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19350 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19351 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19352 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19353 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19354 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19355 (xtensa_legitimize_address): New.
19356 (xtensa_output_addr_const_extra): New.
19358 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19360 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19362 2007-02-02 Ian Lance Taylor <iant@google.com>
19364 * expmed.c (expand_divmod): Add comment.
19366 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19368 * emit-rtl.c (renumber_insns): Remove.
19369 * flags.h: Remove the extern for flag_renumber_insns.
19370 * rtl.h: Remove the prototype for renumber_insns.
19371 * toplev.c (flag_renumber_insns): Remove.
19373 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19375 Revert for x86 darwin:
19376 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19378 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19379 code before the following patch under TARGET_MACHO.
19380 (ix86_function_value_regno_p): Likewise.
19382 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19384 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19387 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19390 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19391 loads to general or fp registers. Add comments.
19392 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19394 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19396 * pointer-set.c (insert_aux): Only return insertion slot.
19397 (pointer_set_insert): Adjust.
19398 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19399 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19400 pointer_map_traverse): New.
19401 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19402 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19403 pointer_map_contains, pointer_map_traverse): Declare.
19405 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19407 PR middle-end/30473
19408 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19409 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19411 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19413 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19415 (struct _dep): New type.
19416 (dep_t): New typedef.
19417 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19418 (DEP_STATUS): New access macro. The macro with the same name was
19419 renamed to DEP_LINK_STATUS.
19420 (dep_init): Declare function
19422 (struct _dep_link): New type.
19423 (dep_link_t): New typedef.
19424 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19425 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19426 (DEP_LINK_STATUS): New macro.
19427 (debug_dep_links): New debug function.
19429 (struct _deps_list): New type.
19430 (deps_list_t): New typedef.
19431 (DEPS_LIST_FIRST): New access macro.
19432 (FOR_EACH_DEP_LINK): New cycle macro.
19433 (create_deps_list, free_deps_list, delete_deps_list): Declare
19435 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19436 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19437 (copy_deps_list_change_con): Ditto.
19439 (move_dep_link): Declare function.
19441 (struct _dep_node): New type.
19442 (dep_node_t): New typedef.
19443 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19445 (struct haifa_insn_data.back_deps): New field to hold backward
19446 dependencies of the insn.
19447 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19449 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19450 Change its type to deps_list_t.
19451 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19452 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19453 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19455 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19457 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19459 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19461 (dep_cost): Declare.
19463 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19464 (ds_to_dk, dk_to_ds): New functions.
19466 (init_dep_1): New static function.
19467 (init_dep): New function.
19468 (copy_dep): New static function.
19470 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19472 (detach_dep_link): New static function.
19473 (move_dep_link): New function.
19475 (dep_links_consistent_p, dump_dep_links): New static functions.
19476 (debug_dep_links): New debugging function.
19478 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19480 (alloc_deps_list, init_deps_list): New static functions.
19481 (create_deps_list): New function.
19482 (clear_deps_list): New static function.
19483 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19484 (deps_list_consistent_p, dump_deps_list): New static functions.
19485 (debug_deps_list): New function.
19486 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19488 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19490 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19491 use new scheduler dependencies lists.
19492 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19493 (sched_analyze): Ditto. Initialize dependencies lists.
19494 (add_forw_dep, compute_forward_dependences): Update to use new
19495 scheduler dependencies lists.
19497 (init_dependency_caches): Init deps_obstack.
19498 (free_dependency_caches): Free deps_obstack.
19500 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19501 new scheduler dependencies lists.
19502 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19503 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19505 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19506 Update to use new scheduler dependencies lists.
19507 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19508 (debug_dependencies): Ditto.
19509 (schedule_region): Update comments.
19511 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19512 scheduler dependencies lists.
19513 (schedule_ebb): Update comments.
19515 * rtl.def (DEPS_LIST): Remove.
19517 * lists.c (unused_deps_list): Remove.
19518 (free_list): Update assertions.
19520 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19521 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19523 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19524 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19526 * haifa-sched.c (comments): Update.
19527 (insn_cost1): Remove. Inline the code into insn_cost ().
19528 (insn_cost): Update to use new scheduler dependencies lists. Move
19529 processing of the dependency cost to dep_cost ().
19530 (dep_cost): New function. Use it instead of insn_cost () when
19531 evaluating cost of the dependency. Use compatible interface to
19532 interact with the target.
19533 (priority): Update to use new scheduler dependencies lists.
19534 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19535 with greater number of insns that depend on the insn.
19536 (schedule_insn): Update to use new scheduler dependencies lists. Add
19537 code to free backward dependencies lists. Inline and optimize code
19538 from resolve_dep () - see PR28071.
19539 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19540 lists. Update call to targetm.sched.is_costly_dependence hook.
19542 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19543 scheduler dependencies lists.
19545 (resolve_dep): Remove. Move the logic to schedule_insn ().
19546 (init_h_i_d): Initialize dependencies lists.
19548 (process_insn_depend_be_in_spec): Rename to
19549 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19550 dependencies lists.
19551 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19552 Update to use new scheduler dependencies lists.
19553 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19555 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19556 new scheduler dependencies lists.
19557 (build_intra_loop_deps): Ditto.
19559 * target.h (struct _dep): Declare to use in
19560 gcc_target.sched.is_costly_dependence.
19561 (struct gcc_target.sched.adjust_cost): Fix typo.
19562 (struct gcc_target.sched.is_costly_dependence): Change signature to
19563 use single dep_t parameter instead of an equivalent triad.
19564 (struct gcc_target.sched.adjust_cost_2): Remove.
19566 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19568 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19570 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19572 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19574 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19575 (REG_DEP_TRUE): Document.
19577 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19578 Change signature to correspond to the targetm.sched.adjust_cost hook.
19579 Update use in TARGET_SCHED_ADJUST_COST_2.
19580 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19581 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19582 new scheduler dependencies lists.
19583 (ia64_gen_check): Ditto.
19585 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19586 scheduler dependencies lists.
19588 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19589 signature to correspond to the targetm.sched.is_costly_dependence hook.
19590 (is_costly_group): Update to use new scheduler dependencies lists.
19592 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19593 instead of INSN_COST () macro.
19595 2007-02-01 Ian Lance Taylor <iant@google.com>
19597 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19599 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19601 * pa.md (tp_load): Correct mfctl instruction syntax.
19603 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19605 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19606 altivec_padding_size calculation on AIX. Improve comment, add
19607 assert to verify that it's right.
19609 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19612 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19614 PR inline-asm/28686
19615 * global.c (global_alloc): Add mising initialization of
19618 2007-02-01 Roger Sayle <roger@eyesopen.com>
19620 * alias.c (init_alias_analysis): Correct whitespace.
19621 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19622 partition_hot_cold_basic_blocks): Likewise.
19623 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19624 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19625 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19626 fold_builtin_snprintf_chk, fold_builtin_printf,
19627 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19628 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19629 * cfgcleanup.c (cleanup_cfg): Likewise.
19630 * cfgexpand.c (tree_expand_cfg): Likewise.
19631 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19632 * function.c (get_next_funcdef_no): Likewise.
19633 * gengtype.c (main): Likewise.
19634 * genmodes.c (main): Likewise.
19635 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19636 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19637 * ifcvt.c (noce_emit_move_insn): Likewise.
19638 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19640 * stor-layout.c (get_best_mode): Likewise.
19641 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19642 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19643 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19644 perform_var_substitution, solve_graph): Likewise.
19645 * tree-vrp.c (vrp_finalize): Likewise.
19647 2007-02-01 Ian Lance Taylor <iant@google.com>
19649 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19650 high part of a paradoxical subreg, return a constant zero.
19652 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19654 * toplev.c (lang_dependent_init): Call init_set_costs.
19655 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19657 2007-02-01 Richard Guenther <rguenther@suse.de>
19659 PR middle-end/30656
19660 * fold-const.c (fold_negate_expr): Allow negating a
19661 constant if overflow does not change.
19663 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19665 * doc/c-tree.texi (Expression trees): Improve markup.
19666 * doc/tm.texi (Register Classes, Addressing Modes)
19667 (Floating Point): Fix spacing after abbreviations. Fix some
19670 2007-02-01 Ben Elliston <bje@au.ibm.com>
19672 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19673 * doc/contrib.texi: Likewise.
19674 * doc/install.texi: Likewise.
19676 2007-01-31 Richard Henderson <rth@redhat.com>
19677 Ian Lance Taylor <iant@google.com>
19679 * lower-subreg.c: New file.
19680 * rtl.def (CONCATN): Define.
19681 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19682 pass_lower_subreg2.
19683 * emit-rtl.c (update_reg_offset): New static function, broken out
19684 of gen_rtx_REG_offset.
19685 (gen_rtx_REG_offset): Call update_reg_offset.
19686 (gen_reg_rtx_offset): New function.
19687 * regclass.c: Revert patch of 2006-03-05, restoring
19689 (clear_reg_info_regno): New function.
19690 * dwarf2out.c (concatn_loc_descriptor): New static function.
19691 (loc_descriptor): Handle CONCATN.
19692 * common.opt (fsplit_wide_types): New option.
19693 * opts.c (decode_options): Set flag_split_wide_types when
19695 * timevar.def (TV_LOWER_SUBREG): Define.
19696 * rtl.h (gen_reg_rtx_offset): Declare.
19697 (reg_scan_update): Declare.
19698 * regs.h (clear_reg_info_regno): Declare.
19699 * tree-pass.h (pass_lower_subreg): Declare.
19700 (pass_lower_subreg2): Declare.
19701 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19702 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19703 -fsplit-wide-types.
19704 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19705 * Makefile.in (OBJS-common): Add lower-subreg.o.
19706 (lower-subreg.o): New target.
19708 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19710 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19712 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19715 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19717 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19719 PR middle-end/29335
19720 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19722 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19724 * cfgloop.h: Include vec-prim.h.
19725 (enum li_flags): Remove LI_ONLY_OLD.
19726 (loop_iterator): Changed.
19727 (fel_next, fel_init): Iterate over loop tree.
19728 (FOR_EACH_LOOP_BREAK): New macro.
19729 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19731 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19732 * modulo-sched.c (sms_schedule): Ditto.
19733 * tree-vectorizer.c (vectorize_loops): Ditto.
19734 * doc/loop.texi: Update information on loop numbering and behavior of
19735 FOR_EACH_LOOP wrto new loops.
19736 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19737 add_to_evolution_1): Test nestedness of loops instead of comparing
19739 * tree-chrec.c (chrec_fold_plus_poly_poly,
19740 chrec_fold_multiply_poly_poly, chrec_evaluate,
19741 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19742 reset_evolution_in_loop): Ditto.
19743 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19745 2007-01-31 Dirk Mueller <dmueller@suse.de>
19747 * c-common.c (warn_about_parentheses): Separate warning about
19748 un-parenthized sequence of comparison operators from the one
19749 which is supposed to warn about x <= y <= z.
19751 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19753 * optabs.h (enum optab_index): Add new OTI_isinf.
19754 (isinf_optab): Define corresponding macro.
19755 * optabs.c (init_optabs): Initialize isinf_optab.
19756 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19758 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19759 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19761 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19762 expand_builtin_interclass_mathfn.
19763 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19764 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19765 (fxam<mode>2_i387): New insn pattern.
19766 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19767 built-in functions as x87 inline asm.
19769 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19771 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19773 2007-01-30 Eric Christopher <echristo@apple.com>
19775 * config.gcc: Add geode.
19777 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19779 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19780 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19781 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19782 value-prof.c: Fix comment typos.
19784 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19787 * doc/invoke.texi (Wpointer-arith): Document warning.
19789 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19791 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19792 the list of discrepancies from the draft TR.
19794 2007-01-30 Dirk Mueller <dmueller@suse.de>
19797 * doc/invoke.texi (-Wreturn-type): Update description to
19798 match new behavior.
19800 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19802 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19804 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19806 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19807 to handle optabs that operate on floating point input argument and
19808 output to integer output.
19809 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19810 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19811 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19812 expand_builtin_interclass_mathfn ().
19813 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19814 (ilogbsi2): Remove.
19815 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19816 ilogbl built-in functions as x87 intrinsics.
19818 2007-01-30 Richard Guenther <rguenther@suse.de>
19820 PR middle-end/27657
19821 * dwarf2out.c (reference_to_unused): Query varpool if the
19822 variable was output.
19824 2007-01-30 Richard Guenther <rguenther@suse.de>
19826 PR middle-end/30313
19827 * passes.c (execute_one_pass): Reset in_gimple_form to not
19828 confuse non-unit-at-a-time mode.
19830 2007-01-29 Roger Sayle <roger@eyesopen.com>
19831 Richard Guenther <rguenther@suse.de>
19833 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19834 avoid undefined behaviour on overflow. Use force_fit_type_double
19835 to construct the constant with the specified TREE_OVERFLOW.
19837 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19839 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19840 * config/dfp-bit.h: Ditto.
19842 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19844 * c-decl.c (pop_scope): Replace warnings with call to
19845 warn_for_unused_label.
19846 * c-common.h (warn_for_unused_label): Declare.
19847 * c-common.c (warn_for_unused_label): Define.
19849 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19851 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19854 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19856 * Makefile.in (USER_H): Remove decfloat.h.
19857 * ginclude/decfloat.h: Delete, moving contents to ...
19858 * ginclude/float.h: Add support for decimal floating point,
19859 guarded by __STDC_WANT_DEC_FP__.
19861 2007-01-29 Mike Stump <mrs@apple.com>
19863 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19864 Analysis and Representation to resolve case insensitive conflict.
19865 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19867 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19869 * tree.h (struct tree_memory_tag): Add aliases member.
19870 (MTAG_ALIASES): New macro.
19871 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19872 (add_may_alias): Remove pointer-set. Update for may_aliases being
19874 (mark_aliases_call_clobbered): Update for may_aliases being a
19876 (compute_tag_properties): Ditto.
19877 (create_partition_for): Ditto.
19878 (compute_memory_partitions): Ditto.
19879 (dump_may_aliases_for): Ditto.
19880 (is_aliased_with): Ditto.
19881 (add_may_alias_for_new_tag): Ditto.
19882 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19883 (compute_is_aliased): New function.
19884 (compute_may_aliases): Call compute_is_aliased).
19885 (init_alias_info): Initialize alias_bitmap_obstack.
19886 (union_alias_set_into): New function.
19887 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19888 (have_common_aliases_p): Rewrite to take two bitmaps and use
19890 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19891 Update for bitmaps.
19892 (finalize_ref_all_pointers): Update for add_may_alias changes.
19893 (new_type_alias): Ditto.
19894 * tree-flow-inline.h (may_aliases): Return a bitmap.
19895 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19896 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19897 may_aliases being a bitmap.
19898 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19899 may_aliases now returns a bitmap.
19900 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19902 * tree-ssa-operands.c (add_virtual_operand): Update for
19903 may_aliases being a bitmap.
19905 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19907 PR tree-optimization/30630
19908 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19909 variable as changed.
19911 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19914 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19915 expanded only once even if an error occurs.
19917 2007-01-29 Ben Elliston <bje@au.ibm.com>
19919 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19920 (__gcov_average_profiler): Likewise.
19921 (__gcov_ior_profiler): Likewise.
19922 (__gcov_merge_ior): Likewise.
19924 2007-01-28 Jan Hubicka <jh@suse.cz>
19926 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19927 * value-prof.c (stringop_block_profile): Likewise.
19929 2007-01-28 Jan Hubicka <jh@suse.cz>
19931 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19932 Add variant handling histograms; add wrapper.
19933 (clear_storage_via_libcall): Export.
19934 (emit_block_move_hints): Break out from ...; add histograms.
19935 (emit_block_move): ... this one.
19936 (clear_storage_hints): Break out from ...; add histograms.
19937 (clear_storage): ... this one.
19938 (set_storage_via_memset): Handle histogram.
19939 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19940 (clear_storage_hints, clear_storage_via_libcall): Declare.
19941 (set_storage_via_setmem): Update prototype.
19942 * doc/md.texi (movmem, setmem): Document new arguments.
19944 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19945 Add new histograms.
19946 (stringop_block_profile): New global function.
19947 (tree_stringops_values_to_profile): Profile block size and alignment.
19948 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19950 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19951 (stringop_block_profile): Declare.
19952 * builtins.c: Include value-prof.h.
19953 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19954 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19955 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19956 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19957 * profile.c (instrument_values): Add new counters.
19958 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19960 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19961 (tree_init_edge_profiler): Build new profilers.
19962 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19963 (pass_tree_profile): Add dump.
19964 (tree_profile_hooks): Update.
19965 * Makefile.in (LIBGCOV): Add new constants.
19966 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19967 __gcov_ior_profiler): New.
19968 * i386.md (movmem/setmem expanders): Add new optional arguments.
19970 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19972 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19974 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19976 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19977 (tree_unswitch_single_loop): Pass eni_size_weights to
19978 tree_num_loop_insns.
19979 * tree-ssa-loop-manip.c: Include tree-inline.h.
19980 (can_unroll_loop_p): Pass eni_size_weights to
19981 tree_num_loop_insns.
19982 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19983 Pass eni_size_weights to estimate_num_insns.
19984 * tree.h (init_inline_once): Export.
19985 * toplev.c (backend_init): Call init_inline_once.
19986 * cgraphunit.c (cgraph_process_new_functions,
19987 cgraph_analyze_function): Pass eni_inlining_weights to
19988 estimate_num_insns.
19989 * ipa-inline.c (compute_inline_parameters): Ditto.
19990 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19991 to estimate_num_insns.
19992 (try_unroll_loop_completely): Pass eni_size_weights to
19993 tree_num_loop_insns.
19994 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19995 ot estimate_num_insns.
19996 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19997 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19998 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19999 eni_time_weights): New variables.
20000 (init_inline_once): Initialize them.
20001 (struct eni_data): Mew.
20002 (estimate_num_insns_1, estimate_num_insns): Use weights.
20003 * tree-inline.h (struct eni_weights_d): New.
20004 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20005 (estimate_num_insns): Declaration changed.
20006 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20007 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20008 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20010 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20012 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20013 relations in the conflict function is valid.
20015 2007-01-27 Ian Lance Taylor <iant@google.com>
20017 * common.opt: Add fstrict-overflow.
20018 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20019 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20020 (TYPE_OVERFLOW_UNDEFINED): Define.
20021 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20023 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20024 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20025 (fold_negate_expr): Likewise.
20026 (make_range): Likewise.
20027 (extract_muldiv_1): Likewise.
20028 (maybe_canonicalize_comparison): Likewise.
20029 (fold_comparison): Likewise.
20030 (fold_binary): Likewise.
20031 (tree_expr_nonnegative_p): Likewise.
20032 (tree_expr_nonzero_p): Likewise.
20033 * tree-vrp.c (compare_values): Likewise.
20034 (extract_range_from_binary_expr): Likewise.
20035 (extract_range_from_unary_expr): Likewise.
20036 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20038 (nowrap_type_p): Likewise.
20039 * tree-scalar-evolution.c (simple_iv): Likewise.
20040 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20041 (build_range_check): Likewise.
20042 (extract_muldiv_1): Likewise.
20043 (fold_comparison): Likewise.
20044 * tree-vrp.c (vrp_int_const_binop): Likewise.
20045 (extract_range_from_unary_expr): Likewise.
20046 * convert.c (convert_to_integer): Likewise.
20047 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20048 (fold_comparison): Likewise.
20049 (fold_binary): Likewise.
20050 * optabs.c (optab_for_tree_code): Likewise.
20051 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20052 * simplify-rtx.c (simplify_const_relational_operation): Check
20053 flag_strict_overflow and flag_trapv.
20054 (simplify_const_relational_operation): Likewise.
20055 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20056 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20059 2007-01-27 Roger Sayle <roger@eyesopen.com>
20061 * tree.c (tree_fold_gcd): Delete.
20062 * tree.h (tree_fold_gcd): Remove prototype.
20063 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20064 test whether one constant integer is a multiple of another. Instead
20065 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20066 * fold-const.c (multiple_of_p): We've determined both TOP and
20067 BOTTOM are integer constants so we can call int_const_binop directly
20068 instead of the more generic const_binop.
20070 2007-01-27 Roger Sayle <roger@eyesopen.com>
20072 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20073 1*X check that the constant hasn't overflowed, to preserve the
20075 (round_up): Provide an efficient implementation when rouding-up an
20076 INTEGER_CST to a power-of-two.
20078 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20080 * doc/sourcebuild.texi: Add comma for clarity.
20081 * doc/extend.texi: Fix some typos.
20082 * doc/passes.texi: Likewise.
20083 * doc/cppinternals.texi: Likewise.
20084 * doc/c-tree.texi: Likewise.
20085 * doc/tree-ssa.texi: Likewise.
20086 * doc/install.texi: Likewise.
20088 2007-01-27 Jan Hubicka <jh@suse.cz>
20090 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20091 (pass_sra): Do not require alias information.
20092 * passes.c (init_optimization_passes): Add SRA
20094 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20096 * tracer.c (rest_of_handle_tracer): We already cleaned
20097 up the CFG in tracer() so don't do it here again.
20098 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20099 cleanup_cfg here, either. And don't call renumber_insns.
20101 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20102 and BB_HEAD are in the insn stream here. Instead make sure
20103 that BB_INSN is valid on all insns. Also, do check here that
20104 there are no pending branch predictions...
20105 (rtl_verify_flow_info): ...instead of doing it here. Checks
20106 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20109 2007-01-26 Roger Sayle <roger@eyesopen.com>
20111 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20112 function to simplify/factorize operand order canonicalization.
20113 (ix86_fixup_binary_operands): Reorganize using the above function.
20114 (ix86_binary_operator_ok): Likewise.
20116 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20118 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20119 file scope from optimize_attrs.
20120 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20122 (optimize_attrs): Clear insn_code_values after freeing it.
20124 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20126 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20127 a parts.base assignment.
20129 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20131 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20132 (compute_subscript_distance, initialize_data_dependence_relation,
20133 finalize_ddr_dependent, analyze_ziv_subscript,
20134 analyze_siv_subscript_cst_affine,
20135 compute_overlap_steps_for_affine_univar,
20136 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20137 analyze_siv_subscript, analyze_miv_subscript,
20138 analyze_overlapping_iterations, subscript_dependence_tester_1,
20139 compute_self_dependence, free_dependence_relation): Work
20140 with affine_fn instead of chrecs.
20141 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20142 common_affine_function, affine_function_base,
20143 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20144 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20145 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20146 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20147 (all_chrecs_equal_p): Removed.
20148 * tree-data-ref.h (affine_fn, conflict_function): New types.
20149 (struct subscript): Change type of conflicting_iterations_in_a
20150 and conflicting_iterations_in_b.
20152 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20155 * config/pa/pa.h (TARGET_HPUX_11): New.
20156 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20157 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20159 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20160 Richard Guenther <rguenther@suse.de>
20162 * tree-ssa-structalias.c (solve_graph): Handle case
20163 we merged the variable to another.
20165 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20167 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20170 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20171 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20173 2007-01-25 DJ Delorie <dj@redhat.com>
20175 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20176 allow changes to modes which don't fit in those registers.
20178 * reload1.c (choose_reload_regs): Check for invalid subregs before
20179 computing their locations, not after.
20181 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20184 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20185 save Altivec registers in an eh_return function.
20186 (compute_vrsave_mask): Likewise.
20187 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20188 for saving Altivec registers.
20189 (rs6000_emit_prologue): Don't allocate stack twice in
20190 eh_return function. Correct expected value of altivec_save_offset
20191 when using save_world. Describe save of R0 to stack when using
20192 save_world. Describe stack pointer adjustment when using
20193 save_world. Remove duplicated eh_return parameter register saving.
20194 Update sp_offset variable after save_world.
20195 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20197 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20198 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20201 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20203 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20205 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20208 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20209 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20211 2007-01-25 Richard Guenther <rguenther@suse.de>
20213 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20214 * common.opt (-Wcoverage-mismatch): New warning option.
20215 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20216 if -Wcoverage-mismatch is given.
20218 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20220 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20221 (ipcp_driver): Change to static definition.
20222 Add dumping of the ifunctions.
20223 (constant_val_insert): Remove unused parameter. Support for SSA.
20224 (ipcp_propagate_const): Support for SSA.
20225 (ipcp_profile_bb_print): Print only analyzed nodes.
20226 (ipcp_replace_map_create): Remove support for Fortran constant
20228 * ipa-prop.c (ipa_method_modify_stmt,
20229 ipa_callsite_compute_param): Support for SSA.
20230 * ipa-prop.h (ipcp_driver): Remove declaration.
20231 (IS_VALID_TREE_MAP_INDEX): Add define.
20233 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20235 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20237 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20239 PR middle-end/30447
20240 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20241 constant argument to cabs and do it without checking for
20242 -funsafe-math-optimizations.
20244 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20246 * c-common.h (RID_FIRST_CXX0X): New.
20247 (RID_LAST_CXX0X): New.
20248 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20250 * c.opt (Wc++0x-compat): New.
20251 * doc/invoke.texi (-Wc++0x-compat): Document.
20253 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20255 * builtins.c (fold_builtin_carg): New.
20256 (fold_builtin_1): Use it.
20258 2007-01-24 Jan Hubicka <jh@suse.cz>
20260 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20262 * ipa-inline.c (initial_insns, max_insns): Delete.
20263 (compute_max_insns): New function.
20264 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20265 amount of insns as base for code growth.
20266 (cgraph_decide_inlining): Make initial_insns local; do not compute
20268 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20269 * doc/invoke.texi (inline-unit-growth): Update docs.
20271 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20273 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20274 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20275 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20276 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20277 for CPUs that have PTA_CX16 set.
20279 PR middle-end/27416
20280 * gimplify.c (omp_check_private): New function.
20281 (gimplify_scan_omp_clauses): Use it for
20282 firstprivate/lastprivate/reduction.
20284 PR middle-end/30494
20285 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20286 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20288 PR middle-end/30421
20289 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20290 If lower_lastprivate_clauses emits some statements, append them
20291 to dlist rather than body_p and to body_p append an initializer.
20292 (lower_omp_for): Adjust caller.
20294 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20296 * target.h (globalize_decl_name): New.
20297 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20298 * output.h (default_globalize_decl_name): New.
20299 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20301 (globalize_decl): Ditto.
20302 (default_globalize_decl_name): New.
20303 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20304 (ia64_handle_version_id_attribute): New.
20305 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20306 (ia64_asm_output_external): Use globalize_decl_name instead
20307 of globalize_label.
20308 * doc/extend.texi (version_id): New pragma.
20309 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20311 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20313 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20314 _uleb128_t and _Unwind_SWord with _sleb128_t.
20315 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20316 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20318 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20319 * unwind-pe.h (read_uleb128, read_sleb128,
20320 read_encoded_value_with_base): Likewise.
20321 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20323 2007-01-24 Richard Guenther <rguenther@suse.de>
20325 * builtins.c (expand_builtin_cexpi): Get the fndecl
20326 for cexp in the correct way.
20328 2007-01-24 Jan Hubicka <jh@suse.cz>
20330 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20333 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20335 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20336 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20337 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20338 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20339 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20340 __SIZEOF_PTRDIFF_T__.
20341 * doc/cpp.texi: Documentation for the new builtin macros added.
20343 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20345 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20346 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20347 instead of operands[2] to avoid access past the end of array.
20349 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20351 * reload1.c (emit_reload_insns): Pass the reload register
20352 for a non-spill output reload through forget_old_reloads_1.
20354 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20356 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20357 _SOFT_DOUBLE if doubles use software floating-point.
20358 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20359 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20360 * config/rs6000/darwin-ldouble.c: Also compile functions for
20361 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20362 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20363 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20364 commented-out long double override.
20365 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20366 * config/rs6000/eabispe.h: Likewise.
20367 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20368 long double for non-SPE.
20369 (rs6000_handle_option): Likewise.
20370 (invalid_e500_subreg): Disallow more subregs involding DImode,
20371 DFmode, TImode or TFmode.
20372 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20374 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20376 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20377 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20379 (rs6000_legitimate_address): Also check for TFmode for E500
20381 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20382 (spe_build_register_parallel): Handle TFmode and TCmode.
20383 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20385 (function_arg): Handle TFmode and TCmode for E500 double.
20386 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20388 (print_operand): Handle TFmode and TImode for %y.
20389 (rs6000_generate_compare): Handle TFmode comparisons for E500
20391 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20392 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20393 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20394 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20395 TFmode for E500 double.
20396 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20397 (floatsidf2): Enable for E500 double.
20398 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20399 (extenddftf2): Change to extenddftf2_fprs.
20400 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20401 depending on TARGET_E500_DOUBLE.
20402 (extendsftf2): Enable for E500 double.
20403 (trunctfdf2): Enable for E500 double.
20404 (trunctfsf2): Change to trunctfsf2_fprs.
20405 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20406 depending on TARGET_E500_DOUBLE.
20407 (floatsitf2): Enable for E500 double.
20408 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20409 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20410 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20411 (negtf2): Change to negtf2_internal.
20412 (negtf2): New expander.
20413 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20414 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20415 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20416 (movdi_internal32): Use rs6000_nonimmediate_operand.
20417 (unnamed splitter): Likewise.
20418 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20419 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20420 (SPE64TF, DITI): New mode macros.
20421 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20424 (frob_<mode>_di_2): New.
20425 (frob_tf_di_8_2): New.
20426 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20428 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20430 (frob_ti_<mode>_8_2): New.
20431 (frob_ti_tf_2): New.
20432 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20433 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20435 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20436 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20437 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20438 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20439 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20440 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20443 2007-01-23 Ian Lance Taylor <iant@google.com>
20445 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20447 (OBJS-archive): Reformat, alphabetize.
20448 (OBJS): Change out_object_file to OBJS-md.
20450 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20452 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20453 JUMP_P and CALL_P predicates where applicable.
20454 * config/i386/i386.c: Ditto.
20455 * config/i386/i386.md: Ditto.
20456 * config/i386/mmx.md: Ditto.
20457 * config/i386/predicates.md: Ditto.
20459 2007-01-22 Andreas Schwab <schwab@suse.de>
20461 * config/m68k/m68k.h: Fix comment.
20463 2007-01-22 Jan Hubicka <jh@suse.cz>
20465 * passes.c (init_optimization_passes): Do not rerun
20466 pass_early_warn_uninitialized.
20468 2007-01-22 Richard Guenther <rguenther@suse.de>
20470 PR tree-optimization/30038
20471 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20473 (execute_cse_sincos_1): Likewise.
20474 (execute_cse_sincos): Likewise.
20475 (gate_cse_sincos): Likewise.
20476 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20477 the cexpi() canonicalization of sincos().
20478 * tree-pass.h (pass_cse_sincos): Declare.
20479 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20481 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20483 PR rtl-optimization/29329
20484 * combine.c (replaced_rhs_insn): Rename to i2mod.
20485 (replaced_rhs_value): Rename to i2mod_new_rhs.
20486 (i2mod_old_rhs): New global variable.
20487 (combine_instructions): Adjust for above change. Save a copy of
20488 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20489 note are substituted in the second instruction.
20490 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20491 ditch the note if it pertains to the second eliminated register
20492 and this register is mentioned in i2mod_old_rhs.
20495 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20497 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20498 the insn to which the note was originally attached.
20500 2007-01-21 Jan Hubicka <jh@suse.cz>
20502 * ipa-inline.c (inlining_mode): Comment, move up.
20503 (cgraph_decide_inlining_incrementally): Do not perform inlining
20504 itself; fix handling of flattening of self recursive functions.
20505 (cgraph_find_cycles): Remove.
20506 (cgraph_flatten_node): Remove.
20507 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20508 (try_inline): New function.
20509 (cgraph_early_inlining): Update call of
20510 cgraph_decide_inlining_incrementally. Apply inlining here.
20511 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20513 2007-01-21 Dirk Mueller <dmueller@suse.de>
20516 * tree-vrp.c (check_array_bounds): do not warn
20517 about ADDR_EXPR's of ARRAY_REF's which are immediately
20518 used in binary expressions.
20520 2007-01-21 Ira Rosen <irar@il.ibm.com>
20522 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20523 read_write_dep and macros for its access.
20524 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20525 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20526 argument, call vect_check_interleaving for every independent pair of
20527 data-refs. Mark loads that access the same memory location as a store
20529 (vect_check_dependences): Remove.
20530 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20531 call, fix the call to vect_analyze_data_ref_dependence.
20532 (vect_analyze_data_ref_access): For statements that access the same
20533 data-ref, check that they are not stores; for loads, check that there
20534 is no store that access the same location.
20536 2007-01-20 Roger Sayle <roger@eyesopen.com>
20537 Joseph Myers <joseph@codesourcery.com>
20539 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20540 (-fdump-rtl-stack): Likewise.
20541 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20542 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20543 (-mpt-fixed): Use @minus{} for minus sign.
20544 (Using Precompiled Headers): Fix under/overfull hbox.
20546 2007-01-20 Jan Hubicka <jh@suse.cz>
20548 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20549 place within annotation.
20551 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20553 * pa.c (output_move_double): Change array size of xoperands to 4.
20555 2007-01-20 Jan Hubicka <jh@suse.cz>
20557 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20560 2007-01-19 Ian Lance Taylor <iant@google.com>
20562 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20563 constant to unsigned HOST_WIDE_INT before negating.
20565 2007-01-19 Ian Lance Taylor <iant@google.com>
20567 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20569 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20570 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20571 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20572 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20573 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20574 (realloc_vdef, realloc_vuse): Change second parameter to
20576 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20577 fields to unsigned.
20578 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20579 unsigned. Change x and lim locals to unsigned.
20580 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20582 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20583 (copy_virtual_operands): Change i and n locals to unsigned.
20585 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20587 PR middle-end/29335
20588 * builtins.c (fold_builtin_1): Handle builtin fdim.
20590 2007-01-20 Jan Hubicka <jh@suse.cz>
20592 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20593 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20594 init_alias_heapvars.
20595 (init_alias_heapvars): Initialize only when not already initialized.
20596 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20598 2007-01-19 Roger Sayle <roger@eyesopen.com>
20600 * common.opt (fsigned-zeros): New command line option.
20601 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20602 of flag_unsafe_math_optimizations.
20603 * opts.c (set_fast_math_flags): The -ffast-math command line option
20604 implies -fno-signed-zeros.
20605 (fast_math_flags_set_p): Likewise.
20607 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20608 the documentation of -ffast-math appropriately. Wrap long lines.
20610 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20612 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20613 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20615 2007-01-19 Tomas Bily <tbily@suse.cz>
20617 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20619 (tree_init_ic_make_global_vars): New function
20620 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20621 (tree_gen_ic_profiler): New function
20622 (tree_gen_ic_func_profiler): New function
20623 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20624 (tree_profile_hooks): Added hook for indirec/virtual calls
20625 * value-prof.c (tree_find_values_to_profile): New case for
20627 (tree_values_to_profile): Call for determining indirect/virtual
20629 (tree_indirect_call_to_profile): New function
20630 (tree_ic_transform): New function
20631 (tree_ic): New function
20632 (find_func_by_pid): New function
20633 (init_pid_map): New function
20634 (tree_value_profile_transformations): Added check for
20635 indirect/virtual call transformation
20636 * value-prof.h (enum hist_type): New counter type for
20637 indirect/virtual calls
20638 (profile_hooks): Added new hook for profiling indirect/virtual
20640 * profile.c (instrument_values): New case for indirect/virtual
20642 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20643 (GCOV_COUNTER_V_INDIR): New counter type
20644 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20645 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20647 * cgraph.c: Definition of cgraph_max_pid
20648 (cgraph_create_node): Default init of pid attribute
20649 * cgraph.h: Declaration of cgraph_max_pid
20650 (struct cgraph_node): Added pid attribute
20651 * libgcov.c (__gcov_indirect_call_profiler): New function
20652 (__gcov_one_value_profiler_body): New function
20653 (__gcov_one_value_profiler): Body was moved to
20654 __gcov_one_value_profiler_body and calls it
20656 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20658 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20659 * gengtype.c (write_types_data, write_func_for_structure,
20660 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20661 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20662 (walk_type, write_func_for_structure): Generate the mark_hook if
20665 2007-01-19 Jan Hubicka <jh@suse.cz>
20667 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20668 'early' argument take inlining mode argument specifying whether to
20669 inline for size/speeed or all functions; add support for flattening;
20671 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20673 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20676 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20677 the name of the declared identifier.
20679 2007-01-19 Dirk Mueller <dmueller@suse.de>
20681 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20682 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20683 duplicate evaluation.
20685 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20687 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20688 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20689 to XFMode, use acosxf2 and truncate result to requested mode.
20690 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20691 (asin<mode>2): Similarly, with asin expanders.
20692 (*fscalexf4_i387): Rename from *fscalexf4.
20693 (expNcorexf3): New expander.
20694 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20695 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20696 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20697 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20698 patterns for SSE math.
20699 (exp10<mode>2): Similarly, with exp10 expanders.
20700 (exp2<mode>2): Similarly, with exp2 expanders.
20701 (expm1<mode>2): Similarly, with expm1 expanders.
20702 (ldexp<mode>3): Similarly, with ldexp expanders.
20703 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20704 Use gen_truncxf<mode>2_i387_noop to truncate result.
20706 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20708 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20709 for ColdFire targets.
20711 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20712 Richard Sandiford <richard@codesourcery.com>
20714 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20715 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20716 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20717 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20718 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20719 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20721 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20723 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20724 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20725 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20726 (*adddi_dilshr32_cf): New pattern.
20727 (adddi3, subdi3): Remove first alternatives.
20729 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20731 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20732 implemented using move.l, do not use its cc result for floating-point
20735 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20737 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20738 from accepting 's' constraints if flag_pic.
20740 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20742 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20743 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20744 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20745 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20747 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20749 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20750 ColdFire alternatives.
20751 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20752 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20753 architectures that support ff1 instruction.
20755 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20756 Julian Brown <julian@codesourcery.com>
20758 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20759 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20760 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20763 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20765 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20767 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20768 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20769 HOST_WIDE_INT instead of an rtx.
20770 (m68k_rtx_costs): Update call accordingly.
20771 (output_move_const_into_data_reg): Likewise. Fix formatting.
20772 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20774 (output_move_simode_const): Update calls after above changes.
20775 Rework to use automatic variables and predicates like MEM_P.
20776 * config/m68k/m68k.md (pushexthisi_const): Update call to
20779 2007-01-19 Dirk Mueller <dmueller@suse.de>
20781 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20782 in dump_flags test.
20784 2007-01-19 Richard Guenther <rguenther@suse.de>
20786 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20787 via cexp in case sincos is not available.
20789 2007-01-19 Richard Guenther <rguenther@suse.de>
20791 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20792 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20793 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20794 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20795 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20796 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20797 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20798 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20800 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20802 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20804 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20805 (atan2xf3): Directly generate RTL pattern.
20806 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20807 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20808 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20809 disable patterns for SSE math.
20810 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20811 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20812 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20813 disable patterns for SSE math.
20815 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20817 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20819 2007-01-18 Roger Sayle <roger@eyesopen.com>
20821 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20822 VIEW_CONVERT_EXPR to the same type as it's operand.
20824 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20826 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20827 configured for long double 128.
20829 2007-01-18 Mike Stump <mrs@apple.com>
20831 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20834 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20836 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20839 2007-01-18 Jan Hubicka <jh@suse.cz>
20841 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20842 greater than NUM_VOP_FREE_BUCKETS.
20844 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20846 * tree-ssa-structalias.c: Update comments.
20847 (ptabitmap_obstack): Removed.
20848 (pta_obstack): New.
20849 (oldpta_obstack): Ditto.
20850 (stats): Add a few members.
20851 (struct variable_info): Remove node, complex, address_taken, and
20852 indirect_target members. Add oldsolution member.
20853 (new_var_info): Do not initialize removed members.
20854 (constraint_expr_type): Remove INCLUDES.
20855 (constraint_graph): Add size, implicit_preds, rep,
20856 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20857 (FIRST_REF_NODE): New macro.
20858 (LAST_REF_NODE): Ditto.
20859 (FIRST_ADDR_NODE): Ditto.
20860 (find): New function.
20862 (dump_constraint): Do not handle INCLUDES.
20863 (insert_into_complex): Do not insert duplicate constraints.
20864 (condense_varmap_nodes): Renamed and rewritten into ...
20865 (merge_node_constraints): This. Also fix bug in handling of
20866 offseted copy constraints.
20867 (clear_edges_for_node): No longer need to deal with preds at all,
20868 or removing associated preds/succs.
20869 (merge_graph_nodes): Deal with indirect_cycles.
20870 Don't deal with predecessors.
20871 (add_implicit_graph_edge): New function.
20872 (add_pred_graph_edge): Ditto.
20873 (add_graph_edge): Don't deal with predecessors.
20874 (build_constraint_graph): Removed.
20875 (build_pred_graph): New function.
20876 (build_succ_graph): Ditto.
20877 (struct scc_info): Removed in_component. Added roots, dfs, and
20878 node_mapping. Remove visited_index, unification_queue.
20879 (scc_visit): Deal with union-find we do now.
20880 Deal with cycles with REF nodes.
20881 (collapse_nodes): Renamed and rewritten to ...
20882 (unify_nodes): This.
20883 (process_unification_queue): Removed.
20884 (topo_visit): Cleanup
20885 (do_da_constraint): Use find.
20886 (do_sd_constraint): Ditto.
20887 (do_ds_constraint): Ditto.
20888 (do_complex_constraint): Ditto.
20889 (init_scc_info): Update for removed and added members.
20890 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20891 (find_indirect_cycles): This.
20892 (equivalence_class): New variable.
20893 (label_visit): New function.
20894 (perform_variable_substitution): Rewritten.
20895 (free_var_substitution_info): New function.
20896 (find_equivalent_node): Ditto.
20897 (move_complex_constraints): Ditto.
20898 (eliminate_indirect_cycles): Ditto.
20899 (solve_graph): Only propagate changed bits.
20900 Use indirect cycle elimination.
20902 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20903 (tree_id_eq): Renamed to ...
20904 (tree_vi_eq): This. Update for member change
20905 (insert_id_for_tree): Renamed and rewritten to ...
20906 (insert_vi_for_tree): This.
20907 (lookup_id_for_tree): Renamed and rewritten to ...
20908 (lookup_vi_for_tree): This.
20909 (get_id_for_tree): Renamed and rewritten to ...
20910 (get_vi_for_tree): Ditto.
20911 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20912 (process_constraint): Don't handle INCLUDES.
20913 Remove special ADDRESSOF case.
20914 (find_func_aliases): Rewrite to use vi functions instead of id
20916 (create_function_info_for): Ditto.
20917 (create_variable_info_for): Ditto.
20918 (intra_create_variable_infos): Ditto.
20919 (merge_smts_into): Ditto.
20920 (find_what_p_points_to): Ditto.
20921 (init_base_vars): Ditto.
20922 (init_alias_vars): Ditto.
20923 (remove_preds_and_fake_succs): New function.
20924 (dump_sa_points_to_info): Dump new stats.
20925 (dump_solution_for_var): Use find.
20926 (set_used_smts): Fix formatting.
20927 (compute_points_to_sets): Updated for new functions.
20928 (ipa_pta_execute): Ditto.
20930 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20931 Richard Sandiford <richard@codesourcery.com>
20933 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20935 * calls.c (expand_call): If the return value is a PARALLEL,
20936 extract its first member.
20937 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20938 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20939 use FUNCTION_EXTRA_EPILOGUE.
20940 (m68k_function_value): Return a PARALLEL if the return value
20941 is of a pointer type.
20942 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20943 (FUNCTION_EXTRA_EPILOGUE): Remove.
20944 * config/m68k/m68k.md (D0_REG): New constant.
20946 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20948 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20949 output a NOP for empty epilogues.
20951 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20953 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20954 before function. Extend register save check to include all
20955 registers, not just integer ones.
20957 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20959 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20960 (m68k_use_return_insn): ...this.
20961 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20962 * config/m68k/m68k.c (use_return_insn): Rename to...
20963 (m68k_use_return_insn): ...this.
20964 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20965 of USE_RETURN_INSN.
20967 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20969 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20970 nearest even, fix denormal rounding overflow.
20972 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20974 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20975 f%$smove and f%$move.
20976 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20977 (extendsfdf2_cf): Use fdmove instead of f%&move.
20978 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20979 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20983 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20988 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20989 (coldfire_single_format): Declare.
20990 (coldfire_double_format): Likewise.
20991 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20992 of qnan_msb_set to determine the lower bits of a canonical
20994 (encode_ieee_double): Likewise.
20995 (encode_ieee_quad): Likewise.
20996 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20997 (mips_single_format): Likewise.
20998 (ieee_double_format): Likewise.
20999 (mips_double_format): Likewise.
21000 (ieee_extended_motorola_format): Likewise.
21001 (ieee_extended_intel_96_format): Likewise.
21002 (ieee_extended_intel_128_format): Likewise.
21003 (ieee_extended_intel_96_round_53_format): Likewise.
21004 (ibm_extended_format): Likewise.
21005 (mips_extended_format): Likewise.
21006 (ieee_quad_format): Likewise.
21007 (mips_quad_format): Likewise.
21008 (vax_f_format): Likewise.
21009 (vax_d_format): Likewise.
21010 (vax_g_format): Likewise.
21011 (i370_single_format): Likewise.
21012 (i370_double_format): Likewise.
21013 (decimal_single_format): Likewise.
21014 (decimal_double_format): Likewise.
21015 (decimal_quad_format): Likewise.
21016 (c4x_single_format): Likewise.
21017 (c4x_extended_format): Likewise.
21018 (real_internal_format): Likewise.
21019 (coldfire_single_format): New real_format.
21020 (coldfire_double_format): Likewise.
21021 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21022 canonical_nan_lsbs_set.
21023 (pdp11_d_format): Likewise.
21024 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21025 if TARGET_COLDFIRE_CPU.
21027 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21029 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21030 (output_call, m68k_legitimize_call_address): Declare.
21031 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21032 parenthesees. Add support for a 'W' constraint.
21033 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21034 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21035 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21036 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21038 (override_options): Initialize them. Do not set flag_no_function_cse
21039 for TARGET_ID_SHARED_LIBRARY.
21040 (m68k_output_pic_call): Delete.
21041 (m68k_legitimize_call_address): New function.
21042 (print_operand): Remove the %o prefix. Handle the %p prefix.
21043 (output_call): New function.
21044 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21045 target address from the GOT if symbolic jumps are not allowed.
21046 * config/m68k/m68k.md (call, general_operand): Do not set
21047 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21048 Merge separate flag_pic and !flag_pic define_insns into...
21049 (*call, *call_value): ...these new patterns. Match the address
21050 rather than the containing MEM and require it to be a call_operand.
21051 Use output_call to generate the asm template.
21052 * config/m68k/predicates.md (const_call_operand): New predicate.
21053 (call_operand): Likewise.
21055 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21057 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21058 (STACK_GROWS_DOWNWARD): Define to 1.
21059 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21060 comments, emphasizing that these values are only defaults.
21061 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21062 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21066 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21068 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21069 Richard Sandiford <richard@codesourcery.com>
21071 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21072 (FP_REGNO_P): New macros.
21073 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21074 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21075 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21076 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21078 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21080 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21081 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21083 * config/m68k/t-floatlib: New file, extracting common code from...
21084 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21085 * config/m68k/t-uclinux: Here.
21086 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21087 routines on ColdFire targets.
21089 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21091 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21092 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21093 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21094 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21095 explicitly set MOTOROLA to 1.
21096 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21098 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21099 Nathan Sidwell <nathan@codesourcery.com>
21101 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21102 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21103 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21104 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21105 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21106 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21107 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21108 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21109 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21110 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21111 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21112 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21113 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21114 (DBX_REGISTER_NUMBER): Delete.
21115 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21116 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21117 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21119 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21121 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21122 * config/flat.h: New file.
21123 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21124 OBJECT_FORMAT_FLAT.
21125 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21126 indirect references for -msep-data or -mid-shared-library.
21127 Do not use PC-relative code addresses either.
21128 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21130 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21131 for shared libraries and crt1.o for executables. Use crti.o and
21133 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21134 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21135 Do not add -elf2flt or -shared-lib-id options here.
21136 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21137 Pass -shared-lib-id if -mid-shared-library, taking the library
21138 identifier from -mshared-library-id if given, otherwise
21140 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21141 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21142 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21143 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21144 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21145 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21147 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21148 jump sequence for ISA A and ISA A+.
21149 (PICJUMP): Likewise.
21151 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21153 * config.gcc (m68k-*-uclinux*): Base the port on the common
21154 and m68k GNU/Linux files rather than on the generic ELF ones.
21155 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21156 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21158 2007-01-18 Julian Brown <julian@codesourcery.com>
21159 Richard Sandiford <richard@codesourcery.com>
21161 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21162 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21163 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21165 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21166 80 unconditionally.
21167 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21169 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21171 * doc/install.texi: Document m68k-uclinuxoldabi.
21172 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21173 * config/m68k/uclinux-oldabi.h: New file, copied from
21174 config/m68k/uclinux.h.
21176 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21178 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21179 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21180 (m32r_compute_frame_size): Use unsigned for regno.
21181 (m32r_reload_lr): Use gen_frame_mem.
21183 (m32r_output_function_epilogue): Don't output the function epilogue
21185 (m32r_expand_epilogue): New.
21186 (direct_return): Return false if the function has the interrupt
21188 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21189 * config/m32r/m32r.md (epilogue): New expander.
21190 (return_lr, return_rte): New insns.
21191 (return): Make it expander.
21192 (return_normal): New expander.
21194 2007-01-18 Josh Conner <jconner@apple.com>
21197 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21198 support for UNLE, UNLT, UNGE, and UNGT.
21200 2007-01-18 Jan Hubicka <jh@suse.cz>
21202 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21203 * tree-tailcall (add_virtual_phis): Likewise.
21204 (optimize_tail_call): Return TODOs.
21205 (execute_tail_calls): Return TODOs.
21206 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21207 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21209 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21210 Cleanup cfg using TODO.
21211 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21212 * passes.c (execute_function_todo): When cleanup did something, remove
21214 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21215 (make_edges): Don't cleanup_cfg.
21217 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21219 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21220 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21221 operate on the top of stack.
21222 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21223 register handling of instructions that output to the second
21225 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21226 (move_for_stack_reg): Special-case check for dead destination
21227 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21229 * config/i386/i386.md (UNSPEC_TAN): New constant.
21230 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21231 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21232 to correctly model move of constant 1.0 to top stack slot.
21233 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21234 (unnamed peephole2 pattern): Remove corresponding peephole2
21235 pattern that optimizes tan insn and loading of constant 1.0.
21236 (tanxf2): Use fptanxf4_i387.
21237 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21238 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21239 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21240 disable patterns for SSE math.
21241 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21242 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21244 2007-01-18 Dirk Mueller <dmueller@suse.de>
21245 Richard Guenther <rguenther@suse.de>
21248 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21249 * common.opt (Warray-bounds): Add new warning option.
21250 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21252 * Makefile.in: make tree-vrp.o depend on toplev.h
21253 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21255 (check_array_refs, check_array_bounds, check_array_ref): New.
21257 2007-01-18 Jan Hubicka <jh@suse.cz>
21259 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21260 (execute_ssa_ccp): Return flags conditionally.
21261 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21263 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21265 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21267 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21268 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21270 * Makefile.c (GTFILES): Add cfglayout.h.
21271 * gengtype.c (open_base_files): Likewise.
21272 * cfglayout.c (cfg_layout_function_footer,
21273 cfg_layout_function_header) Reindent to make gengtype happy.
21274 * cfglayout.h (cfg_layout_function_footer,
21275 cfg_layout_function_header): Add GTY(()) marker.
21277 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21279 2007-01-18 Ben Elliston <bje@au.ibm.com>
21281 * genautomata.c (write_automata): Include xstrerror output in the
21282 error message if writing the DFA description file fails.
21284 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21286 * config/mips/mips-protos.h (mips_output_external): Make it
21288 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21289 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21290 (extern_list): Likewise.
21291 (extern_head): Likewise.
21292 (TARGET_ASM_FILE_END): Likewise.
21293 (mips_file_end): Likewise.
21294 (mips_output_external): Rewritten.
21296 2007-01-18 Ben Elliston <bje@au.ibm.com>
21298 * genpreds.c (write_insn_preds_c): Only write out the function
21299 body for regclass_for_constraint if we have register constraints.
21301 2007-01-17 Tom Tromey <tromey@redhat.com>
21303 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21304 * doc/install.texi (Testing): Use sourceware.org.
21305 (Binaries): Likewise.
21306 (Specific): Likewise.
21307 * doc/contrib.texi (Contributors): Use sourceware.org.
21309 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21311 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21312 (AVR_ENHANCED): Rename to ...
21313 (AVR_HAVE_MUL): ... new.
21314 (avr_enhanced_p): Rename to ...
21315 (avr_have_mul_p): ... new.
21316 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21317 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21318 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21319 (avr_have_mul_p): ... new.
21320 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21321 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21322 'avr_enhanced_p' and 'enhanced'.
21323 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21324 AVR_HAVE_MUL instead of AVR_ENHANCED.
21325 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21326 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21327 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21328 instead of AVR_ENHANCED.
21329 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21330 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21331 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21333 2007-01-17 Ian Lance Taylor <iant@google.com>
21335 * vec.h (VEC_reserve_exact): Define.
21336 (vec_gc_p_reserve_exact): Declare.
21337 (vec_gc_o_reserve_exact): Declare.
21338 (vec_heap_p_reserve_exact): Declare.
21339 (vec_heap_o_reserve_exact): Declare.
21340 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21342 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21343 negative parameter.
21344 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21345 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21346 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21347 * vec.c (calculate_allocation): Add exact parameter. Change all
21349 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21350 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21351 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21352 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21353 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21354 (vec_heap_p_reserve_exact): New function.
21355 (vec_heap_o_reserve_exact): New function.
21357 2007-01-17 Jan Hubicka <jh@suse.cz>
21359 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21361 2007-01-17 Eric Christopher <echristo@apple.com>
21363 * config.gcc: Support core2 processor.
21365 2007-01-16 Jan Hubicka <jh@suse.cz>
21367 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21368 the names, just unlink the chain so we don't crash on dangling
21372 2007-01-16 Jan Hubicka <jh@suse.cz>
21374 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21375 * tree-pass.h: Reorder to make IPA passes appear toegher.
21376 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21378 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21379 parameters, do not call early inliner.
21380 * ipa-inline.c: Update comments. Include tree-flow.h
21381 (cgraph_decide_inlining): Do not compute inlining parameters.
21382 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21383 be called with function context set up.
21384 (pass_ipa_inline): Remove unreachable functions before pass.
21385 (cgraph_early_inlining): Simplify assuming to be called from the
21387 (pass_early_inline): New pass.
21388 (cgraph_gate_ipa_early_inlining): New gate.
21389 (pass_ipa_early_inline): Turn into simple wrapper.
21390 (compute_inline_parameters): New function.
21391 (gate_inline_passes): New gate.
21392 (pass_inline_parameters): New pass.
21393 (apply_inline): Move here from tree-optimize.c
21394 (pass_apply_inline): New pass.
21395 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21397 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21398 doing them by hand.
21399 (tree_function_versioning): Do not allocate dummy struct function.
21400 * tree-inline.h (optimize_inline_calls): Update prototype.
21401 * tree-optimize.c (execute_fixup_cfg): Export.
21402 (pass_fixup_cfg): Remove
21403 (tree_rest_of_compilation): Do not apply inlines.
21404 * tree-flow.h (execute_fixup_cfg): Declare.
21405 * Makefile.in (gt-passes.c): New.
21406 * passes.c: Include gt-passes.h
21407 (init_optimization_passes): New passes.
21408 (nnodes, order): New static vars.
21409 (do_per_function_toporder): New function.
21410 (execute_one_pass): Dump current pass here.
21411 (execute_ipa_pass_list): Don't dump current pass here.
21413 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21415 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21416 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21418 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21420 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21421 (strong_alias): Define.
21422 (__gcc_qmul): Provide non-FMA for soft-float.
21423 (__gcc_qdiv): Same.
21428 (__gcc_qunord): New.
21438 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21439 soft-float functions.
21440 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21441 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21442 about long double soft float.
21444 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21445 Tehila Meyzels <tehila@il.ibm.com>
21447 * tree-vectorizer.h (is_pattern_stmt_p): New.
21448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21449 formatting (tabs instead of spaces). Cleanup and clarify setting
21450 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21451 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21452 (vectorizable_type_demotion): Check that types are integral.
21453 (vectorizable_type_promotion): Likewise.
21454 (vectorizable_store): Fix typo. Eliminate new-line at end of
21457 2007-01-16 Jan Hubicka <jh@suse.cz>
21459 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21462 2007-01-15 Eric Christopher <echristo@apple.com>
21464 * ifcvt.c: Include vec.h, vecprim.h.
21465 (check_cond_move_block): New argument regs.
21466 Reorganize. Add registers used to regs.
21467 (cond_move_process_if_block): Use regs set above as
21470 2007-01-15 Eric Christopher <echristo@apple.com>
21472 * config/darwin.h: Update copyright.
21473 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21474 (LINK_COMMAND_SPEC): Add -u.
21475 (LINK_SPEC): Fix umbrella for above.
21477 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21479 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21482 2007-01-15 Tom Tromey <tromey@redhat.com>
21484 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21485 * doc/install.texi (Testing): Don't mention jacks.
21486 (Configuration): Document --enable-java-maintainer-mode. Move
21487 --with-java-home to libgcj-specific section. Document
21489 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21491 2007-01-15 Jan Hubicka <jh@suse.cz>
21493 * tree-ssa-dce.c (DCE_TODOs): New.
21494 (propagate_necessity): Return if something changed.
21495 (eliminate_unnecessary_stmts): Likewise.
21496 (perform_tree_ssa_dce): Return TODO flags when needed.
21497 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21499 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21501 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21502 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21503 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21504 patterns using X87MODEF12 mode macro. Extend operand 1
21505 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21506 (log10<mode>2): Ditto.
21507 (log2<mode>2): Ditto.
21508 (log1p<mode>2): Ditto.
21509 (logb<mode>2): Ditto.
21510 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21511 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21512 (*fxtractxf3_i387): Rename from *fxtractxf3.
21513 (fxtract_extend<mode>xf3_i387): New insn pattern.
21514 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21515 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21516 and gen_fyl2xxf3_i387().
21518 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21520 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21521 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21522 get_loop_exit_edges. Changed return type to bool.
21523 * cfgloop.h (fix_loop_placement): Declaration removed.
21525 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21527 * param.h (MIN_VECT_LOOP_BOUND): New.
21528 * params.def (MIN_VECT_LOOP_BOUND): New.
21529 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21530 argument - minimum threshold for number of iterations.
21531 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21532 argument to declaration.
21533 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21534 MIN_VECT_LOOP_BOUND.
21535 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21536 slpeel_tree_peel_loop_to_edge with additional argument.
21537 (vect_do_peeling_for_alignment): Likewise.
21538 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21540 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21543 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21544 operands of size 1.
21546 2007-01-14 Jan Hubicka <jh@suse.cz>
21548 * tree-dfa.c (remove_referenced_var): New function.
21549 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21550 prune referenced vars list too.
21551 * tree-flow.h (remove_referenced_var): Declare.
21553 2007-01-14 Jan Hubicka <jh@suse.cz>
21555 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21557 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21558 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21559 * except.h (verify_eh_throw_table_statements): Kill prototype.
21560 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21561 into call exrepssions.
21562 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21564 * tree-cfg.c: Include pointer-set.h.
21565 (verify_node_sharing): Work on pointer set.
21566 (verify_eh_throw_stmt_node): New.
21567 (verify_stmts): Use pointers sets, verify throw_stmt.
21569 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21571 * ipa-reference.c (analyze_function): Consider also addresses taken
21574 2007-01-12 Roger Sayle <roger@eyesopen.com>
21576 * c-typeck.c (null_pointer_constant_p): Replace use of
21577 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21578 (build_c_cast): Likewise.
21580 2007-01-12 Roger Sayle <roger@eyesopen.com>
21582 * tree.h (force_fit_type_double): Remove unused final argument.
21583 * c-common.c (constant_expression_warning): Replace use of
21584 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21585 (convert_and_check): Likewise.
21586 (shorten_compare): Update call to force_fit_type_double.
21587 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21588 * convert.c (convert_to_pointer): Update call to
21589 force_fit_type_double.
21590 * fold-const.c (force_fit_type_double): Remove overflowed_const
21592 (int_const_binop, fold_convert_const_int_from_int,
21593 fold_convert_const_int_from_real, fold_div_compare,
21594 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21595 fold_abs_const, fold_not_const): Remove the final argument from
21596 calls to force_fit_type_double.
21598 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21600 * configure.ac: Set insn to "nop" for spu-*-* also.
21601 * configure: Regenerate.
21603 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21605 * builtins.def : Add BUILT_IN_FREE.
21607 2007-01-12 Jan Hubicka <jh@suse.cz>
21609 PR tree-optimization/30443
21610 * tree-inline.c (tree_function_versioning): Do not optimize when
21611 cloning for inlining.
21613 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21615 * doc/loop.texi: Document recording of loop exits.
21616 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21617 (update_single_exits_after_duplication,
21618 update_single_exit_for_duplicated_loop,
21619 update_single_exit_for_duplicated_loops): Removed.
21620 (duplicate_loop_to_header_edge): Do not call
21621 update_single_exits_after_duplication and
21622 update_single_exit_for_duplicated_loops.
21623 (loop_version): Do not update single_exit information.
21624 (fix_loop_structure): Use record_loop_exits instead of
21625 mark_single_exit_loops.
21626 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21627 the lists of loop exits.
21628 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21629 split_edge, merge_blocks): Update the lists of loop exits.
21630 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21631 loop_optimizer_init.
21632 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21633 of mark_single_exit_loops.
21634 (loop_optimizer_finalize): Call release_recorded_exits.
21635 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21636 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21637 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21638 update single exit information.
21639 * lambda-code.c (perfect_nestify): Ditto.
21640 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21641 (mark_single_exit_loops): Removed.
21642 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21643 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21644 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21646 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21647 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21648 (verify_loop_structure): Verify consistency of the exit lists.
21649 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21650 (set_single_exit): Removed.
21651 * cfgloop.h (struct loop_exit): New function.
21652 (struct loop): single_exit_ field replaced by exits field.
21653 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21654 LOOPS_HAVE_RECORDED_EXITS.
21655 (struct loops): Added exits hash.
21656 (mark_single_exit_loops, set_single_exit): Declaration removed.
21657 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21659 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21661 * doc/invoke.texi: Avoid use of @headitem.
21663 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21665 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21667 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21669 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21672 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21673 Richard Sandiford <richard@codesourcery.com>
21675 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21676 * config/m68k/m68k.opt: Resort options.
21677 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21679 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21680 Richard Sandiford <richard@codesourcery.com>
21682 * doc/invoke.texi: Document the macros that are defined by
21683 m68k's -mtune and -mhard-float options.
21684 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21685 (m68k_cpp_cpu_family): Likewise.
21686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21687 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21688 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21689 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21690 (m68k_cpp_cpu_family): Likewise.
21692 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21694 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21695 macros besides mc68000 as tuning macros. Use a switch statement
21696 to set them and mcpu32.
21698 2007-01-12 Julian Brown <julian@codesourcery.com>
21700 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21701 (TARGET_68040_ONLY): Rename to...
21702 (TARGET_68040): ...this.
21703 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21704 * config/m68k/m68k.md: Likewise.
21706 2007-01-12 Julian Brown <julian@codesourcery.com>
21707 Nathan Sidwell <nathan@codesourcery.com>
21708 Richard Sandiford <richard@codesourcery.com>
21710 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21711 the -mcpu= argument associated with the --with-cpu setting.
21712 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21713 if different from the one implied by the -mcpu setting.
21714 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21715 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21716 * doc/invoke.texi: Mention ColdFire in the introduction to the
21717 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21718 -mno-div and -mhard-float options. Make -m68881 a synonym for
21719 -mhard-float. Document the previously-undocumented -m5206e,
21720 -m528x, -m5307 and -m5407 options. Tweak the existing option
21721 documentation for consistency.
21722 * doc/install.texi: Mention new --with-cpu arguments.
21723 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21724 default CPU if neither -mcpu nor -march are specified.
21725 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21726 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21727 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21728 using m68k_tune to decide between families that implement the
21729 same ISA. Use m68k_tune to set __mcfv4e__.
21730 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21731 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21732 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21733 (FL_ISA_C, FL_ISA_MMU): New macros.
21734 (MASK_COLDFIRE): Delete.
21735 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21736 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21737 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21738 (TARGET_HARD_FLOAT): Do not define here.
21739 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21740 (TUNE_68000): New macro.
21741 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21742 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21743 (TUNE_CFV2): Redefine in terms of m68k_tune.
21744 (uarch_type, target_device, fpu_type): New enums.
21745 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21746 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21747 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21748 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21749 (FL_FOR_isa_c): New macros.
21750 (m68k_isa): New enum.
21751 (m68k_target_selection): New structure.
21752 (all_devices, all_isas, all_microarchs): New tables.
21753 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21754 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21755 (MASK_ALL_CPU_BITS): Delete.
21756 (m68k_find_selection): New function.
21757 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21758 Map the legacy target options to a combination of the new ones.
21759 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21760 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21761 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21763 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21764 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21766 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21767 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21768 * config/m68k/m68k-devices.def: New file.
21770 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21771 Nathan Sidwell <nathan@codesourcery.com>
21773 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21774 (SUBTARGET_EXTRA_SPECS): New macros.
21775 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21776 use %(asm_cpu_spec) instead.
21777 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21778 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21779 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21780 (EXTRA_SPECS): Rename to...
21781 (SUBTARGET_EXTRA_SPECS): ...this.
21783 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21784 Richard Sandiford <richard@codesourcery.com>
21785 Julian Brown <julian@codesourcery.com>
21787 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21788 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21789 to the configuration's default CPU.
21790 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21791 Remove default masks.
21792 (m680[012]0-*-*): Set the default with_cpu to the first part of
21794 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21795 (m68k*-*-linux): Extend the --with-cpu handling to...
21796 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21797 and m68010. Don't set target_cpu_default2.
21798 * doc/install.texi: Document --with-cpu for m68k.
21799 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21800 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21801 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21802 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21803 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21804 (ASM_SPEC): Remove use of %(asm_cpu_default).
21805 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21806 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21807 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21808 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21809 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21810 (TARGET_DEFAULT): Delete.
21811 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21812 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21813 (CPP_CPU_SPEC): Delete.
21814 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21815 the appropriate string.
21816 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21817 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21818 (ASM_SPEC): Don't use %(asm_default_spec).
21819 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21820 TARGET_DEFAULT and add MASK_68881.
21821 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21823 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21825 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21826 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21827 MASK_68010 alongside MASK_68020.
21828 * doc/invoke.texi: Document -m68010.
21829 * config/m68k/m68k.opt (m68010): New.
21830 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21832 (TUNE_68010): New macro.
21833 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21834 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21835 (M68K_CPU_m68332): Add MASK_68010.
21836 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21837 fallback definition.
21838 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21840 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21841 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21842 to all entries that use MASK_68020.
21843 (output_move_simode_const, output_move_himode, output_move_qimode)
21844 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21845 instead of TARGET_68020 to select clr behavior. Remove comment
21846 about there being no TARGET_68010.
21847 * config/m68k/m68k.md: Likewise throughout.
21849 2007-01-12 Julian Brown <julian@codesourcery.com>
21851 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21852 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21853 * config/m68k/m68k.md: Likewise.
21855 2007-01-12 Julian Brown <julian@codesourcery.com>
21857 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21858 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21860 2007-01-12 Julian Brown <julian@codesourcery.com>
21862 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21863 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21864 * config/m68k/m68k.md: Likewise.
21866 2007-01-12 Julian Brown <julian@codesourcery.com>
21867 Richard Sandiford <richard@codesourcery.com>
21869 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21870 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21871 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21873 (TARGET_CPU32): Rename to...
21874 (TUNE_CPU32): ...this.
21875 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21876 (TUNE_CFV2): New macros.
21877 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21878 remove conditions that are implied by TARGET_68020.
21879 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21880 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21881 (m68k_output_function_epilogue): Likewise.
21882 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21883 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21884 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21885 non-68000 timings. Refactor multiplication and division costs.
21886 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21887 TUNE_CPU32 instead of TARGET_CPU32.
21888 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21889 and TUNE_68060 instead of TARGET_68060.
21890 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21891 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21893 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21894 && !TARGET_COLDFIRE" to choose between moveq and clr.
21895 Likewise in the unnamed movsf pattern.
21896 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21897 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21900 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21902 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21903 of tabbing before backslashes.
21905 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21907 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21908 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21909 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21911 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21913 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21914 find_interesting_uses_cond.
21915 (find_interesting_uses_cond): Use extract_cond_operands.
21916 (rewrite_use_compare): Use extract_cond_operands and
21917 force_gimple_operand_bsi. Do not call update_stmt.
21918 (determine_use_iv_cost_condition): Use extract_cond_operands.
21919 Return cheaper of using original bound and changing the exit bound.
21921 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21923 PR tree-optimization/29516
21924 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21925 most_expensive_mult_to_index, addr_to_parts,
21926 create_mem_ref, maybe_fold_tmr): Make the type of
21927 fields of TARGET_MEM_REF sizetype.
21928 (move_fixed_address_to_symbol, move_pointer_to_base):
21930 * tree.def (TARGET_MEM_REF): Add comment on types of
21933 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21935 * c-common.c (vector_types_convertible_p): Treat opaque types as
21936 always convertible if they have the same size, but not otherwise.
21938 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21940 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21941 Remove the b_unconditional field.
21942 (noce_try_sign_mask): Do not look at b_unconditional.
21943 (noce_process_if_block): Do not use merge_if_blocks. Update
21944 the CFG here. Do not set b_unconditional.
21945 (cond_move_process_if_block): Likewise.
21946 (find_cond_trap): Likewise.
21947 (check_cond_move_block): Require simple jump insns at the end
21948 of the basic block.
21950 2007-01-11 Jan Hubicka <jh@suse.cz>
21952 PR tree-optimization/1046
21953 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21954 when alias info is not ready.
21955 (pass_tail_recursion): Do not require aliasing.
21956 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21957 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21958 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21959 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21960 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21961 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21962 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21964 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21965 When aliasing is not build, mark statement as volatile.
21967 2007-01-11 Tom Tromey <tromey@redhat.com>
21969 PR preprocessor/15185, PR preprocessor/20989:
21970 * doc/cppopts.texi <-MT>: Update description of algorithm for
21971 computing default target.
21972 <-M, -MD>: Reword "basename" text.
21974 2007-01-11 Roger Sayle <roger@eyesopen.com>
21976 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21977 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21978 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21979 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21980 fold_builtin_bswap, real_constp, fold_builtin_pow,
21981 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21982 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21983 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21984 * convert.c (convert_to_pointer): Likewise.
21985 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21986 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21987 const_binop, fold_convert_const_int_from_int,
21988 fold_convert_const_int_from_real,
21989 fold_convert_const_real_from_real, sign_bit_p,
21990 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21991 fold_sign_changed_comparison, fold_unary, fold_comparison,
21992 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21993 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21994 * print-tree.c (print_node_brief, print_node): Likewise.
21995 * stor-layout.c (place_field, layout_type): Likewise.
21996 * tree-chrec.c (keep_cast): Likewise.
21997 * tree.c (build_vector, build_real, build_real_from_int_cst,
21998 build_complex): Likewise.
22000 2007-01-11 Roger Sayle <roger@eyesopen.com>
22002 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22003 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22005 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22007 * configure.ac (strict1_warn): Rename to strict_warn.
22008 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22009 cc_set_by_configure, quoted_cc_set_by_configure,
22010 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22011 all_boot_languages, all_stagestuff): Remove.
22012 (target_list): Remove bootstrap targets.
22013 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22014 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22015 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22016 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22017 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22018 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22019 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22020 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22021 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22022 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22023 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22024 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22025 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22026 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22027 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22028 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22029 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22030 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22031 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22032 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22033 (mostlyclean): Adjust.
22034 (clean, distclean): Don't mention bootstrap stuff.
22035 * configure: Regenerate.
22036 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22037 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22038 treelang/config-lang.in (stagestuff): Remove.
22039 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22040 stageprofile, stagefeedback, stagestuff): Remove mention.
22042 2007-01-11 Nick Clifton <nickc@redhat.com>
22044 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22046 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22047 (mcore_arith_K_S_operand): Run the test for the S constraint not
22048 the test for the M constraint.
22049 (mcore_addsub_operand): Do not accept integer values that are
22050 larger than 32 bits.
22051 * config/mcore/mcore.md: Remove unused constraints from split.
22052 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22053 (addsi3): Likewise.
22054 (allocate_stack): Likewise.
22055 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22056 operands to 32 bits.
22057 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22059 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22060 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22061 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22062 mcore_output_bclri, mcore_output_andn, output_inline_const,
22063 mcore_output_move, mcore_output_movedouble): Likewise.
22064 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22065 (output_inline_const): Likewise.
22066 (output_inline_const): Fix format strings used in sprintf
22068 * config/mcore/mcore-protos.h: Update prototypes for changed
22069 functions in mcore.c.
22070 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22071 HOST_WIDE_INT and not int.
22072 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22073 CONST_OK_FOR_N): Likewise.
22074 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22075 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22078 2007-01-10 Jan Hubicka <jh@suse.cz>
22080 * tree-vrp.c (remove_range_assertions): Release defs.
22081 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22082 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22084 2007-01-10 Paul Brook <paul@codesourcery.com>
22086 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22087 * config/arm/arm.md (mulsi3subsi): New insn.
22089 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22091 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22092 (tree_transform_and_unroll_loop): New.
22093 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22096 2007-01-10 Robert Kennedy <jimbob@google.com>
22098 * fold-const.c (fold_comparison): Fold comparisons like (x *
22099 1000 < 0) to (x < 0).
22101 2007-01-10 Ian Lance Taylor <iant@google.com>
22103 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22104 operands have the same priority.
22106 2007-01-10 Tom Tromey <tromey@redhat.com>
22108 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22109 (fold_binary): Likewise.
22110 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22111 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22112 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22113 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22114 * langhooks.h (struct lang_hooks): Removed field
22115 'can_use_bit_fields_p'.
22117 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22119 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22121 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22123 * function.c (get_last_funcdef_no): New function.
22124 * function.h (get_last_funcdef_no): Declare.
22125 * tree-inline.c (initialize_cfun): Add initialization.
22126 (tree_function_versioning): Cleanup.
22128 2007-01-10 Jan Hubicka <jh@suse.cz>
22130 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22133 2007-01-10 Sa Liu <saliu@de.ibm.com>
22134 Ben Elliston <bje@au.ibm.com>
22136 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22137 for SAVE_NONLOCAL and Pmode for any other save level.
22138 * spu-protos.h (spu_restore_stack_block): Declare.
22139 * spu.md (save_stack_block): Remove.
22140 (restore_stack_block): Call spu_restore_stack_block.
22141 * spu.c (spu_restore_stack_block): New function.
22142 (spu_expand_epilogue): Remove old comment.
22144 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22146 PR tree-optimization/30322
22147 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22148 (cand_value_at): Return the value as aff_tree.
22149 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22150 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22151 aff_combination_mult): New functions.
22152 (aff_combination_add): Use aff_combination_add_cst.
22153 (aff_combination_convert): Allow conversions to a wider type.
22154 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22155 * tree-affine.h (aff_combination_mult): Declare.
22157 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22159 * doc/tm.texi: Update documentation to reflect reality of exec
22160 and start file search behaviours. Update copyright year.
22161 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22162 header file directories.
22164 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22166 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22167 (*cosxf2): Rename to cosxf2_i387.
22168 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22169 using X87MODEF12 mode macro. Rename patterns to
22170 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22172 (*cosdf2, *cossf2): Ditto.
22173 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22174 to match extended input operands.
22175 (sincos<mode>3): New expander.
22176 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22177 insn patterns and corresponding splitters.
22179 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22181 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22182 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22184 2007-01-09 Nicolas Pitre <nico@cam.org>
22187 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22189 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22191 * target.h (struct gcc_target): New field library_rtti_comdat.
22192 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22193 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22194 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22195 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22197 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22199 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22201 2007-01-08 Richard Guenther <rguenther@suse.de>
22203 * tree.h (force_fit_type_double): Export.
22204 (force_fit_type): Remove.
22205 * fold-const.c (force_fit_type_double): New function.
22206 (force_fit_type): Remove.
22207 (int_const_binop): Use it.
22208 (fold_convert_const_int_from_int): Likewise.
22209 (fold_convert_const_int_from_real): Likewise.
22210 (fold_div_compare): Likewise.
22211 (fold_sign_changed_comparison): Likewise.
22212 (fold_unary): Likewise.
22213 (fold_negate_const): Likewise.
22214 (fold_abs_const): Likewise.
22215 (fold_not_const): Likewise.
22216 * c-common.c (shorten_compare): Use force_fit_type_double.
22217 * convert.c (convert_to_pointer): Likewise.
22219 2007-01-08 Richard Guenther <rguenther@suse.de>
22221 * tree.h (build_int_cst_wide_type): Export.
22222 * tree.c (build_int_cst_wide_type): New function.
22223 (build_int_cst_wide): Fix comment.
22224 * builtins.c (fold_builtin_object_size): Use build_int_cst
22225 to build -1 or 0 of the correct type. Use fit_double_type
22226 to check for overflow.
22227 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22229 (decode_field_reference): Likewise.
22230 (all_ones_mask_p): Likewise.
22231 (native_interpret_int): Use build_int_cst_wide_type.
22232 (fold_binary): Use build_int_cst_type to build an all-ones
22234 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22236 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22238 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22240 2007-01-09 Ben Elliston <bje@au.ibm.com>
22242 * genautomata.c (STATS_OPTION): New option.
22243 (stats_flag): New flag.
22244 (gen_automata_option): Handle it.
22245 (initiate_automaton_gen): Ditto.
22246 (write_automata): Output statistics only if stats_flag is
22247 set. Likewise, output time statistics only if time_flag is set.
22248 * doc/md.texi (Processor pipeline description): Document new flag.
22250 2007-01-08 Richard Guenther <rguenther@suse.de>
22252 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22253 * tree.c (build_int_cst_type): Likewise.
22254 (size_in_bytes): Don't call force_fit_type on the result.
22255 (int_fits_type_p): Use fit_double_type.
22256 * fold-const.c (fit_double_type): New function.
22257 (force_fit_type): Use it.
22258 * tree.h (fit_double_type): Export.
22260 2007-01-08 Jan Hubicka <jh@suse.cz>
22262 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22263 * ipa.c (function_and_variable_visibility): Fix return type.
22265 2007-01-08 Richard Guenther <rguenther@suse.de>
22267 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22268 of offset to build the index.
22269 * tree-pretty-print.c (dump_generic_node): Don't build negated
22270 const just for printing.
22271 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22272 * builtins.c (fold_builtin_int_roundingfn): Check if result
22273 fits the type by using force_fit_type and comparing the result.
22274 * predict.c (predict_loops): Use compare_tree_int for comparison.
22275 * tree.c (build_int_cst): Fall back to integer_type_node for
22277 (build_int_cst_wide): Assert type is non-null.
22279 2007-01-08 Roberto Costa <roberto.costa@st.com>
22281 * tree-vrp.c (extract_range_from_cond_expr): New.
22282 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22283 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22285 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22286 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22287 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22288 used as expressions.
22289 * tree-object-size.c (cond_expr_object_size): New.
22290 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22292 2007-01-08 Jan Hubicka <jh@suse.cz>
22294 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22295 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22298 2007-01-08 Richard Guenther <rguenther@suse.de>
22300 PR tree-optimization/23603
22301 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22302 (extract_range_from_binary): Fall back to truthvalue instead of
22303 varying for TRUTH_*_EXPR.
22304 (extract_range_from_comparison): Fall back to truthvalue instead of
22306 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22307 if all visited PHI values were constant.
22309 2007-01-08 Jan Hubicka <jh@suse.cz>
22311 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22312 (cgraph_analyze_function): break out from ...
22313 (cgraph_finalize_compilation_unit): ... here.
22314 (cgraph_expand_function): Remove forgoten commented out line.
22315 (cgraph_optimize): Analyze functions.
22317 2007-01-08 Jan Hubicka <jh@suse.cz>
22319 * tree-pas.h (TODO_remove_function): New flag.
22320 (TODO_update*): Renumber.
22321 (pass_ipa_increase_alignment,
22322 pass_ipa_function_and_variable_visibility): New passes.
22323 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22324 (cgraph_function_and_variable_visibility): Move to ipa.c
22325 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22326 cgraph_increase_alignment.
22327 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22328 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22329 calling tree-inline.
22330 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22331 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22332 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22333 (gate_increase_alignment): New function.
22334 (pass_ipa_increase_alignment): New pass.
22335 * ipa.c: Inline tree-pass.h and timevar.h
22336 (function_and_variable_visibility): Move here from cgraphunit.c
22337 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22338 * passes.c (init_optimization_passes): Add the two new passes.
22339 (execute_todo): Handle cgraph_remove_functions.
22341 2007-01-08 Nick Clifton <nickc@redhat.com>
22343 * config/frv/predicates.md (reg_or_0_operand): Accept
22346 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22348 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22349 * config.gcc: Add bfin*-rtems*.
22351 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22353 * c.opt: Add -flax-vector-conversions.
22354 * c-typeck.c (convert_for_assignment): Pass flag to
22355 vector_types_convertible_p to allow emission of note.
22356 (digest_init): Likewise.
22357 * c-opts.c: Handle -flax-vector-conversions.
22358 * c-common.c (flag_lax_vector_conversions): New.
22359 (vector_types_convertible_p): Unless -flax-vector conversions
22360 has been passed, disallow conversions between vectors with
22361 differing numbers of subparts and/or element types. If such
22362 a conversion is disallowed, possibly emit a note on the first
22363 occasion only to inform the user of -flax-vector-conversions.
22364 The new last argument specifies this.
22365 * c-common.h (flag_lax_vector_conversions): New.
22366 (vector_types_convertible_p): Add extra argument.
22367 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22368 char_type_node for V*QI type vectors.
22369 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22370 Update to satisfy new typechecking rules.
22371 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22372 C and C++ variants.
22373 * doc/invoke.texi (C Dialect Options): Document
22374 -flax-vector-conversions.
22376 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22378 PR tree-optimization/29877
22379 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22380 a register variable on the RHS to not be replaceable.
22382 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22383 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22384 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22385 const_simm15, const_pow2, const_npow2): Added.
22386 * config/score/misc.md (insv, extv, extzv, movmemsi,
22387 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22388 * config/score/score.c (score_address_cost, score_select_cc_mode):
22390 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22391 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22392 Update score_print_operand.
22393 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22394 Adjust register allocate order and update some macro define.
22395 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22396 mdx_block_move_straight, mdx_block_move_loop_head,
22397 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22398 mdx_block_move_loop, mdx_block_move): Added.
22399 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22400 mdp_limm): Updated and fix some bug and typo.
22401 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22402 (movsf, movdf, doloop_end): Added.
22404 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22406 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22407 config/arm/thumb2.md: Fix comment typos.
22408 * doc/extend.texi: Fix a typo.
22410 2007-01-07 Eric Christopher <echristo@apple.com>
22412 * configure.ac: Check for __stack_chk_fail for darwin.
22413 * configure: Regenerate.
22415 2007-01-07 Richard Guenther <rguenther@suse.de>
22417 * tree-vrp.c (extract_range_from_assert): CSE calls to
22418 compare_values where possible.
22419 (extract_range_from_unary_expr): Likewise.
22421 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22423 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22424 * config/avr/avr.c (call_insn_operand): Delete function.
22425 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22426 instead of register number. Use predicates.
22427 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22428 call_insn_operand): Add.
22430 2007-01-06 Jan Hubicka <jh@suse.cz>
22432 * tree-pass.h (pass_build_cgraph_edges): Declare.
22433 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22434 (visited_nodes): Remove.
22435 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22436 build_cgrpah_edges; make visited_nodes local.
22437 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22438 (record_references_in_initializer): Move to cgraphbuild.c
22439 (initialize_inline_failed, rebuild_cgraph_edges,
22440 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22441 (verify_cgraph_node): Make visited_nodes local.
22442 (cgraph_analyze_function): Do not call cgraph_create_edges and
22443 initialize_inline_failed.
22444 (cgraph_expand_function): Do not call cgraph_lower_function;
22445 assert that function is already lowered.
22446 * Makefile.in (cgraphbuild.o): New.
22447 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22448 at the end of lowering passes.
22450 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22452 * ifcvt.c (cond_move_convert_if_block): New function, code
22453 factored out from...
22454 (cond_move_process_if_block): ...here. Call the new function
22455 on the THEN and ELSE blocks.
22456 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22457 already takes care of this.
22459 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22462 * tree.h (TREE_OVERFLOW_P): New.
22463 * c-typeck.c (parser_build_unary_op): Warn only if result
22464 overflowed and operands did not.
22465 (parser_build_binary_op): Likewise.
22466 (convert_for_assignment): Remove redundant overflow_warning.
22467 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22469 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22471 * c-typeck.c (store_init_value): Split over two lines to follow
22472 the GNU coding style.
22474 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22476 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22477 __GXX_EXPERIMENTAL_CXX0X__.
22478 * doc/cpp.texi: Same.
22480 2007-01-05 Richard Guenther <rguenther@suse.de>
22482 PR middle-end/27826
22483 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22484 with mismatched types. Instead explicitly build a
22485 conversion NOP_EXPR.
22487 2007-01-05 Ian Lance Taylor <iant@google.com>
22489 * c-common.c (decl_with_nonnull_addr_p): New function.
22490 (c_common_truthvalue_conversion): Call it.
22491 * c-typeck.c (build_binary_op): Likewise.
22492 * c-common.h (decl_with_nonnull_addr_p): Declare.
22494 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22497 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22500 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22502 * doc/install.texi (Final install): Document the fact that
22503 the GNAT runtime should not be stripped.
22505 2007-01-04 Jan Hubicka <jh@suse.cz>
22507 * tree-inline.c (fold_marked_statements): Update operand caches
22508 and EH after folding
22510 2007-01-04 Ian Lance Taylor <iant@google.com>
22512 * c-common.c (check_function_nonnull): Whitespace fix.
22514 2007-01-04 Jan Hubicka <jh@suse.cz>
22516 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22517 comitted older version of patch.
22518 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22519 function, celanup cfg and collect garbage.
22521 2007-01-04 Mike Stump <mrs@apple.com>
22523 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22526 2007-01-04 Eric Christopher <echristo@apple.com>
22528 * libgcc2.c (__bswapsi2): Use SItype.
22529 (__bswapdi2): Use DItype.
22530 * libgcc2.h: Update for above.
22532 2007-01-04 Paul Brook <paul@codesourcery.com>
22534 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22535 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22536 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22537 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22538 umulsi3_highpart): Make conditional on !arm_arch6.
22539 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22540 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22541 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22542 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22543 umulsi3_highpart_v6): New insns.
22545 2007-01-04 Roger Sayle <roger@eyesopen.com>
22547 * fold-const.c (fold_convert): When casting an expression to void,
22548 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22549 have a type. Instead of attempting to build a NOP_EXPR, return
22550 these "special" trees directly.
22552 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22554 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22555 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22556 rs6000_cost->fp not 0 as adjustment for outer NEG.
22558 2007-01-04 Jan Hubicka <jh@suse.cz>
22560 * cgraph.c (cgraph_release_function_body): New function.
22561 (cgraph_remove_node): Use it.
22562 * cgraph.h (cgraph_release_function_body): Declare.
22563 * cgraphunit.c (cgraph_expand_function): Use it.
22564 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22565 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22566 is initialized and while compilation of other function is running.
22567 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22568 statement CFG annotations from here to ...
22569 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22571 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22573 * cfgloop.h (enum li_flags): Make the constants powers of two.
22575 2007-01-04 Jan Hubicka <jh@suse.cz>
22577 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22579 (fold_marked_statements): New function.
22580 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22581 * tree-inline.h (copy_body_data): Add statements_to_fold.
22583 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22585 * config.gcc: Mention libgcc/config.host.
22586 * Makefile.in: Update comments mentioning libgcc.
22587 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22588 (all.cross, start.encap, rest.encap, rest.cross): Update
22589 dependencies for libgcc move.
22590 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22591 (clean-target, clean-target-libgcc): Delete.
22592 (srcdirify, GCC_EXTRA_PARTS): New macros.
22593 (libgcc-support, libgcc.mvars): New rules.
22594 (distclean): Remove mention of mklibgcc.
22595 (install): Don't reference INSTALL_LIBGCC.
22596 (install-common): Don't reference EXTRA_PARTS.
22597 (install-libgcc, install-multilib): Delete rules.
22598 * mklibgcc.in: Delete file.
22599 * doc/configfiles.texi: Don't mention mklibgcc.
22601 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22602 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22603 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22604 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22605 (mklibgcc, ldblspecs): Likewise.
22607 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22608 (posixpre.def): Use $(T).
22609 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22610 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22611 (SHLIB_LINK): Make dummy.
22612 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22614 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22616 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22617 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22618 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22619 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22621 * configure.ac (all_outputs): Remove mklibgcc.
22622 * configure: Regenerated.
22624 2007-01-03 Josh Conner <jconner@apple.com>
22626 PR middle-end/29683
22627 * calls.c (compute_argument_addresses): Set stack and stack_slot
22628 for partial args, too.
22629 (store_one_arg): Use locate.size.constant for the size when
22630 generating a save_area.
22632 2007-01-03 Robert Kennedy <jimbob@google.com>
22634 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22635 whose definitions are deleted due to basic block merging.
22637 2007-01-03 Paul Brook <paul@codesourcery.com>
22640 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22642 (use_return_insn): Return 0 for Thumb interrupt functions.
22643 (print_multi_reg): Add rfe argument for IRQ returns.
22644 (arm_output_epilogue): Pop interrupt return address directly into PC.
22645 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22647 2007-01-03 Paul Brook <paul@codesourcery.com>
22649 Merge from sourcerygxx-4_1.
22650 * config/arm/thumb2.md: New file.
22651 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22653 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22654 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22655 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22656 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22658 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22659 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22661 * config/arm/ieee754-sf.S: Ditto.
22662 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22663 (thumb1_base_register_rtx_p): ... to this.
22664 (thumb_index_register_rtx_p): Rename...
22665 (thumb1_index_register_rtx_p): ... to this.
22666 (thumb_output_function_prologue): Rename...
22667 (thumb1_output_function_prologue): ... to this.
22668 (thumb_legitimate_address_p): Rename...
22669 (thumb1_legitimate_address_p): ... to this.
22670 (thumb_rtx_costs): Rename...
22671 (thumb1_rtx_costs): ... to this.
22672 (thumb_compute_save_reg_mask): Rename...
22673 (thumb1_compute_save_reg_mask): ... to this.
22674 (thumb_final_prescan_insn): Rename...
22675 (thumb1_final_prescan_insn): ... to this.
22676 (thumb_expand_epilogue): Rename...
22677 (thumb1_expand_epilogue): ... to this.
22678 (arm_unwind_emit_stm): Rename...
22679 (arm_unwind_emit_sequence): ... to this.
22680 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22681 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22682 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22683 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22684 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22685 thumb2_output_casesi): New functions.
22686 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22687 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22688 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22689 THUMB2_WORK_REGS): Define.
22690 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22691 arm_condexec_mask, arm_condexec_masklen)): New variables.
22692 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22693 (arm_override_options): Check new CPU capabilities.
22694 Set new architecture flag variables.
22695 (arm_isr_value): Handle v7m interrupt functions.
22696 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22698 (const_ok_for_arm): Handle Thumb-2 constants.
22699 (arm_gen_constant): Ditto. Use movw when available.
22700 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22702 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22703 (thumb_find_work_register, arm_load_pic_register,
22704 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22705 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22706 print_multi_reg, output_mov_long_double_fpa_from_arm,
22707 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22708 output_mov_double_fpa_from_arm, output_move_double,
22709 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22710 output_return_instruction, arm_output_function_prologue,
22711 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22712 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22713 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22714 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22715 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22716 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22718 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22719 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22720 (arm_file_start): Output directive for unified syntax.
22721 (arm_unwind_emit_set): Handle stack alignment instruction.
22722 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22723 Add v6t2, v7, v7a, v7r and v7m.
22724 (RETLDM): Add Thumb-2 code.
22725 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22726 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22727 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22728 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22729 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22730 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22731 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22732 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22733 ADJUST_INSN_LENGTH): Define.
22734 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22735 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22736 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22737 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22738 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22739 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22740 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22741 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22742 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22743 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22744 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22745 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22746 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22747 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22748 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22749 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22750 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22752 * config/arm/arm-tune.md: Regenerate.
22753 * config/arm/arm-protos.h: Update prototypes.
22754 * config/arm/vfp.md: Enable patterns for Thumb-2.
22755 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22756 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22757 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22758 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22759 * config/arm/libunwind.S: Add Thumb-2 code.
22760 * config/arm/constraints.md: Update include Thumb-2.
22761 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22762 * config/arm/ieee754-df.S: Ditto.
22763 * config/arm/bpabi.S: Ditto.
22764 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22765 * config/arm/predicates.md (low_register_operand,
22766 low_reg_or_int_operand, thumb_16bit_operator): New.
22767 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22768 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22769 * config/arm/t-arm-elf: Add armv7 multilib.
22770 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22772 (UNSPEC_STACK_ALIGN, ce_count): New.
22773 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22774 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22776 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22777 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22778 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22779 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22780 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22781 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22783 * doc/extend.texi: Document ARMv7-M interrupt functions.
22784 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22786 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22788 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22789 (struct _Unwind_Context): Rename args_size to flags, remove
22790 signal_frame field, add a new args_size field and version field.
22791 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22792 _Unwind_IsExtendedContext): New inline functions.
22793 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22794 Assume by_value array is only present if _Unwind_IsExtendedContext.
22795 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22796 _Unwind_IsSignalFrame.
22797 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22798 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22799 (uw_init_context_1): Initialize context->flags to
22800 EXTENDED_CONTEXT_BIT.
22801 * config/rs6000/linux-unwind.h (frob_update_context): Use
22802 _Unwind_SetSignalFrame.
22804 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22806 PR middle-end/30353
22807 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22808 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22811 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22813 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22814 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22815 RET, AT_SP): Remove.
22816 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22819 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22820 * cfgbuild.c (find_basic_blocks): Likewise.
22821 * cfgrtl.c (rtl_create_basic_block): Likewise.
22822 * function.c (temp_slots_at_level): Likewise.
22823 * reg-stack.c (stack_regs_mentioned): Likewise.
22824 * regclass.c (allocate_reg_info): Likewise.
22825 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22826 set_bb_for_stmt, move_block_to_fn): Likewise.
22827 * tree-complex.c (tree_lower_complex): Likewise.
22828 * vec.h (VEC_safe_grow_cleared): New.
22830 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22832 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22834 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22835 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22837 * cfgloopmanip.c (scale_loop_frequencies): Export.
22838 (loopify): Scale the frequencies by prescribed coefficients.
22839 (set_zero_probability): New function.
22840 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22841 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22842 and frequencies according to arguments.
22843 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22845 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22846 * modulo-sched.c (sms_schedule): Set probabilities for entering
22847 versioned loop correctly.
22848 * tree-vect-transform.c (vect_transform_loop): Ditto.
22849 * cfgloop.h (loopify, loop_version): Declaration changed.
22850 (scale_loop_frequencies): Declared.
22852 2007-01-02 Jan Hubicka <jh@suse.cz>
22854 * cgraph.c: Include tree-flow.h
22855 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22856 early_local_passes.
22857 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22858 * tree-pass.h (pass_all_early_optimizations): Declare.
22859 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22860 early_local_passes.
22861 (cgraph_analyze_function): Do early_local_passes.
22862 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22863 Do not add referenced vars.
22864 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22866 (gate_all_early_local_passes): New gate.
22867 (pass_early_local_passes): Use new gate.
22868 (execute_early_local_optimizations): New functions.
22869 (gate_all_early_optimizations): New gate.
22870 (pass_all_early_optimizations): New pass.
22871 (execute_free_datastructures): Free SSA only when initialized.
22872 (gate_init_datastructures): Init only when optimizing.
22873 (tree_lowering_passes): Do early local passes when called late.
22874 * tree-profile.c (do_tree_profiling): Don't profile functions added
22876 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22877 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22879 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22880 during early_local_passes.
22881 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22884 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22886 * Makefile.in: Update copyright year.
22888 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22890 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22891 in $(lang_checks) and check-consistency targets.
22893 2007-01-02 Jan Hubicka <jh@suse.cz>
22895 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22896 Do not add referenced vars.
22897 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22899 * passes.c (init_optimization_passes): Put mudflap_2 after
22900 free_datastructures.
22902 2007-01-02 Jan Hubicka <jh@suse.cz>
22904 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22905 Set NOTHROW flag on call statements proved to be nothrow.
22906 Update statement of local calls so new pure/const functions are
22907 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22909 (tree_rest_of_compilation): Register hooks and initialize bitmap
22910 early. Do not set after_inlining flag.
22912 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22914 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22915 HOST_BITS_PER_LONGLONG
22917 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22920 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22921 warning for non-static initializers.
22923 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22925 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22926 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22927 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22928 Always use set_unique_reg_note to add REG_EQUAL notes.
22930 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22933 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22935 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22936 * cfgbuild.c (find_basic_blocks): Likewise.
22937 * cfgrtl.c (rtl_create_basic_block): Likewise.
22938 * function.c (temp_slots_at_level): Likewise.
22939 * reg-stack.c (stack_regs_mentioned): Likewise.
22940 * regclass.c (allocate_reg_info): Likewise.
22941 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22942 set_bb_for_stmt, move_block_to_fn): Likewise.
22943 * tree-complex.c (tree_lower_complex): Likewise.
22944 * vec.h (VEC_safe_grow_cleared): New.
22946 2007-01-02 Ian Lance Taylor <iant@google.com>
22948 * c-common.c (c_common_truthvalue_conversion): When warning about
22949 using an assignment as a truth value, set TREE_NO_WARNING.
22951 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22954 * c.opt (Wold-style-declaration): New.
22955 * doc/invoke.texi (C-only Warning Options): New.
22956 (Wold-style-declaration): Document it.
22957 (Wextra): Enabled by -Wextra.
22958 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22959 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22960 -Wold-style-declaration.
22962 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22964 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22965 * cfgbuild.c (find_basic_blocks): Likewise.
22966 * cfgrtl.c (rtl_create_basic_block): Likewise.
22967 * function.c (temp_slots_at_level): Likewise.
22968 * reg-stack.c (stack_regs_mentioned): Likewise.
22969 * regclass.c (allocate_reg_info): Likewise.
22970 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22971 set_bb_for_stmt, move_block_to_fn): Likewise.
22972 * tree-complex.c (tree_lower_complex): Likewise.
22973 * vec.h (VEC_safe_grow_cleared): New.
22975 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22977 * c-common.c (c_common_nodes_and_builtins): Since variants of
22978 void_type_node get built before it is given a name, we need to
22979 give those variants the name, too.
22980 (complete_array_type): We need to work with the canonical main
22981 type of the array, from which we will build the qualified version.
22982 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22983 * print-tree.c (print_node): Display canonical type information
22985 * stor-layout.c (layout_type): When we don't know the
22986 alignment of a type for which we're building an array, we end up
22987 guessing wrong, so make the type require structural equality.
22988 * tree.c (make_node_stat): When we build a new type, it is its
22989 own canonical type.
22990 (build_type_attribute_qual_variant): When building an attribute
22991 variant, its canonical type is the non-attribute variant. However,
22992 if the attributes are target-dependent and they differ, we need to
22993 use structural equality checks for this type.
22994 (build_qualified_type): A qualified type is not equivalent to its
22995 unqualified variant; set the canonical type appropriately.
22996 (build_distinct_type_copy): When building a distinct type from
22997 another type, the new type is its own canonical type.
22998 (build_variant_type_copy): When building a new type variant, we
22999 assume that it is equivalent to the original type.
23000 (build_pointer_type_for_mode): When building a pointer type, also
23001 build a canonical type pointer.
23002 (build_reference_type_for_mode): When building a reference type,
23003 also build a canonical type reference.
23004 (build_index_type): When we can't hash an index type (e.g.,
23005 because its maximum value is negative), the index type requires
23006 structural equality tests.
23007 (build_array_type): Build the canonical form of an array type.
23008 (build_function_type): Function types require structural equality,
23009 because they contain default arguments, attributes, etc.
23010 (build_method_type_directly): Ditto for method types.
23011 (build_offset_type): Build the canonical offset type.
23012 (build_complex_type): Build the canonical vector type.
23013 (make_vector_type): Build the canonical vector type.
23014 * tree.h (TYPE_CANONICAL): New.
23015 (TYPE_STRUCTURAL_EQUALITY_P): New.
23016 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23017 (struct tree_type): Added "canonical" field.
23018 * params.h (VERIFY_CANONICAL_TYPES): New.
23019 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23020 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23021 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23022 * doc/invoke.texi (verify-canonical-types): Document --param
23023 parameter for verifying canonical types.
23025 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23027 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23028 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23029 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23030 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23032 * config/rs6000/e500.h: New.
23033 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23034 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23036 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23037 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23038 TARGET_E500_DOUBLE): Remove.
23039 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23040 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23041 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23042 * config/rs6000/rs6000.c (rs6000_override_options): Use
23043 CHECK_E500_OPTIONS.
23045 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23047 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23048 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23049 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23050 rs6000_emit_cmove): Don't check TARGET_E500.
23051 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23052 sordered): Don't check TARGET_E500.
23054 2007-01-01 Eric Christopher <echristo@apple.com>
23056 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23057 HARD_REGISTER_NUM_P.
23059 2007-01-01 Roger Sayle <roger@eyesopen.com>
23061 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23062 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23063 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23066 2007-01-01 Mike Stump <mrs@apple.com>
23068 * configure.ac: Remove support for building with Apple's gcc-3.1.
23070 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23072 PR middle-end/30311
23073 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23074 REG is a hard register. Do not modify REG before calling
23076 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23077 multiple of the size of YMODE for certain lowpart cases.
23079 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23081 PR middle-end/30253
23082 * gimplify (voidify_wrapper_expr): Update for
23083 GIMPLE_MODIFY_STMT.
23085 2007-01-01 Andreas Schwab <schwab@suse.de>
23088 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23089 save of BR0 in extra_spill_size instead of spill_size.
23090 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23092 (ia64_expand_epilogue): Restore BR0 from its new location.
23094 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23096 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23097 Use a temporary variable if the left hand side is not a gimple
23100 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23102 * gimplify.c (gimplify_return_expr): Make the temporary variable
23103 for the return expression, a gimple register variable.
23105 2007-01-01 Jan Hubicka <jh@suse.cz>
23107 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23110 2007-01-01 Mike Stump <mrs@apple.com>
23112 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23114 * config/darwin.c (machopic_select_rtx_section): Use
23115 HAVE_GAS_LITERAL16.
23116 (darwin_mergeable_constant_section): Likewise.
23117 * configure: Regenerate.
23118 * config.in: Regenerate.
23120 2007-01-01 Jan Hubicka <jh@suse.cz>
23121 Andrew Pinski <pinskia@gmail.com>
23123 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23124 before starting IPA passes.