1 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
3 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5 (destroy_loop_vec_info): Add call to VEC_free.
6 * tree-vectorizer.h (may_alias_ddrs): Define.
7 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9 Change reporting to dump.
10 (vect_is_duplicate_ddr): New.
11 (vect_mark_for_runtime_alias_test): New.
12 (vect_analyze_data_ref_dependences) Add call to
13 vect_mark_for_runtime_alias_test.
14 (vect_enhance_data_refs_alignment): Define local variable
15 vect_versioning_for_alias_required, don't perform
16 peeling for alignment if versioning for alias is
18 (vect_enhance_data_refs_alignment): Use
19 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
20 PARAM_VECT_MAX_VERSION_CHECKS.
21 * tree-vect-transform.c
22 (vect_create_cond_for_alias_checks): New.
23 (vect_transform_loop): Add call to
24 vect_create_cond_for_alias_checks.
25 (vect_vfa_segment_size): New.
26 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
28 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
30 (vect-max-version-for-alignment-checks): Document.
31 (vect-max-version-for-alias-checks): Document.
32 (vect-max-version-checks): Remove.
34 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
37 the same line as the instruction for all asm dialects.
39 (*rep_movsi_rex64): Ditto.
41 (*rep_movqi_rex64): Ditto.
42 (*rep_stosdi_rex64): Ditto.
44 (*rep_stossi_rex64): Ditto.
46 (*rep_stosqi_rex64): Ditto.
47 (*cmpstrnqi_nz_1): Ditto.
48 (*cmpstrnqi_nz_rex_1): Ditto.
49 (*cmpstrnqi_1): Ditto.
50 (*cmpstrnqi_rex_1): Ditto.
52 (*strlenqi_rex_1): Ditto.
53 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
54 prefix on the same line as the instruction for all asm dialects.
55 (sync_double_compare_and_swap<mode>): Ditto.
56 (*sync_double_compare_and_swapdi_pic): Ditto.
57 (*sync_compare_and_swap_cc<mode>): Ditto.
58 (sync_double_compare_and_swap_cc<mode>): Ditto.
59 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
60 (sync_old_add<mode>): Ditto.
61 (sync_add<mode>): Ditto.
62 (sync_sub<mode>): Ditto.
63 (sync_ior<mode>): Ditto.
64 (sync_and<mode>): Ditto.
65 (sync_xor<mode>): Ditto.
67 2007-08-16 Richard Sandiford <richard@codesourcery.com>
70 * reload.c (find_reloads): Check that the memory returned by
71 find_reloads_toplev was not the result of forcing a constant
73 (find_reloads_toplev): Always use simplify_gen_subreg to get
74 the subreg of a constant. If the result is also a constant,
75 but not a legitimate one, force it into the constant pool
76 and reload its address.
78 2007-08-15 David Edelsohn <edelsohn@gnu.org>
80 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
83 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
85 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
86 directive for the current vector ABI.
88 2007-08-15 Steve Ellcey <sje@cup.hp.com>
91 * caller-save.c (reg_save_code): Set invalide status on restore code.
93 2007-08-15 Diego Novillo <dnovillo@google.com>
95 * tree-ssa-alias.c (compute_memory_partitions): Use
96 alias_bitmap_obstack to allocate bitmaps.
97 (reset_alias_info): Factor out of init_alias_info.
98 Mark all name tags not associated to an SSA name for renaming.
99 (init_alias_info): Call it.
100 (create_name_tags): Tidy. Add comments.
101 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
103 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
105 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
106 scheduler dependencies.
108 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
110 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
112 (*iorsi_1_zext): Likewise.
113 (*iorsi_1_zext_imm): Likewise.
114 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
115 with "rm"/"xm" constraint.
116 (sse2_vmsqrtv2df2): Likewise.
118 2007-08-15 Jakub Jelinek <jakub@redhat.com>
121 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
124 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
126 * tree-pass.h (PROP_pta): Removed.
127 (TODO_rebuild_alias): New.
128 (pass_may_alias): Removed.
129 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
130 aliasing if we changed something.
131 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
133 (pass_may_alias): Removed.
134 (create_structure_vars): Return TODO_rebuild_alias.
135 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
136 * tree-sra.c (tree_sra): Only rebuild aliasing if something
138 (tree_sra_early): We never affect aliasing right now.
139 * tree-flow.h (compute_may_aliases): New prototype.
140 * passes.c: Remove pass_may_alias from the passes.
141 (execute_function_todo): Support TODO_rebuild_alias.
143 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
145 * i386.c: (legitimize_address): Move dllimported variable check
146 infront of legitimizing pic address of CONST symbols.
148 2007-08-14 Steve Ellcey <sje@cup.hp.com>
150 PR tree-optimization/32941
151 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
152 (goto_queue_cmp): Remove.
153 (find_goto_replacement): Change search method.
154 (maybe_record_in_goto_queue): Add assert.
155 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
156 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
158 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
160 * alias.c (component_uses_parent_alias_set): Constify.
161 * alias.h (component_uses_parent_alias_set): Likewise.
162 * cfgrtl.c (print_rtl_with_bb): Likewise.
163 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
164 mpz_get_double_int): Likewise.
165 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
166 mpz_get_double_int): Likewise.
167 * expr.c (is_aligning_offset, undefined_operand_subword_p,
168 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
170 * expr.h (safe_from_p): Likewise.
171 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
173 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
174 zero_sized_type, goa_lhs_expr_p): Likewise.
175 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
176 * rtl.h (print_rtl_with_bb): Likewise.
177 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
178 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
179 * tree-flow-inline.h (bb_stmt_list): Constify.
180 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
182 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
183 const_first_stmt, const_last_stmt): New.
184 (block_may_fallthru, empty_block_p): Constify.
185 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
186 EXPR_ONLY_BODY): New.
187 (expr_first, expr_last, expr_only): Use macro for body.
188 (const_expr_first, const_expr_last, const_expr_only): New.
189 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
190 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
191 ctsi_prev, ctsi_stmt): New.
192 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
193 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
194 * tree-ssa-loop-niter.c (loop_only_exit_p,
195 derive_constant_upper_bound): Likewise.
196 * tree-ssa-phiopt.c (empty_block_p): Likewise.
197 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
198 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
199 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
200 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
201 * tree.c (get_type_static_bounds): Likewise.
202 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
203 (get_type_static_bounds): Constify.
205 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
208 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
209 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
210 (*<addsub><mode>3_cc_overflow): New.
211 (*add<mode>3_cconly_overflow): New.
212 (*sub<mode>3_cconly_overflow): New.
213 (*<addsub>si3_zext_cc_overflow): New.
214 * config/i386/predicates.md (fcmov_comparison_operator): Accept
215 CCCmode for LTU, GTU, LEU and GEU.
216 (ix86_comparison_operator): Likewise.
217 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
218 * config/i386/i386.c (put_condition_code): Support CCCmode.
219 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
220 or MINUS expressions.
222 2007-08-14 Andrew Pinski <pinskia@gmail.com>
225 * c-typeck.c (build_binary_op): Disallow vector float types with
226 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
228 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
230 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
231 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
232 (dep_def): New typedef.
233 (init_dep_1, sd_debug_dep): Declare functions.
234 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
235 (debug_dep_links): Remove.
236 (struct _deps_list): New field 'n_links'.
237 (DEPS_LIST_N_LINKS): New macro.
238 (FOR_EACH_DEP_LINK): Remove.
239 (create_deps_list, free_deps_list, delete_deps_list): Remove
241 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
242 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
243 (copy_deps_list_change_con, move_dep_link): Ditto.
244 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
245 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
247 (INSN_BACK_DEPS): Remove.
248 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
250 (INSN_DEP_COUNT): Remove.
251 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
252 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
253 Declare global variables.
254 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
255 (add_forw_dep, compute_forward_dependences): Remove declarations.
256 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
257 (add_back_forw_dep, delete_back_forw_dep): Ditto.
258 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
260 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
262 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
263 (sd_list_types_def): New typedef.
264 (sd_next_list): Declare function.
265 (struct _sd_iterator): New type.
266 (sd_iterator_def): New typedef.
267 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
269 (FOR_EACH_DEP): New cycle wrapper.
270 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
272 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
273 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
276 * sched-deps.c (init_dep_1): Make global.
277 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
279 (dump_dep): New static function.
280 (dump_dep_flags): New static variable.
281 (sd_debug_dep): New function.
282 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
284 (move_dep_link): Use remove_from_deps_list (), instead of
286 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
287 (dep_link_is_detached_p): New static function.
288 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
290 (dn_pool, dl_pool): New alloc_pools.
291 (dn_pool_diff, dl_pool_diff): New static variables.
292 (create_dep_node, delete_dep_node): New static function.
293 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
294 (deps_list_empty_p): Make it static. Use 'n_links' field.
295 (deps_pools_are_empty_p): New static function.
296 (alloc_deps_list, delete_deps_list): Remove.
297 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
298 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
299 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
300 (forward_dependency_cache): Remove.
301 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
302 'back' from the names. Change signature to use dep_t instead of
304 (add_back_dep): Ditto. Make global.
305 (check_dep_status): Rename to check_dep ().
306 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
308 (sd_finish_insn): Ditto.
309 (sd_find_dep_between_no_cache): New static function.
310 (sd_find_dep_between): New function.
311 (ask_dependency_caches, set_dependency_caches): New static functions.
312 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
313 (add_or_update_dep_1): Separate pieces of functionality into
314 ask_dependency_caches (), update_dependency_caches (),
315 change_spec_dep_to_hard (), update_dep ().
316 (get_back_and_forw_lists): New static function.
317 (sd_add_dep): Separate setting of dependency caches into
318 set_dependency_caches ().
319 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
321 (sd_delete_dep): Ditto.
322 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
323 (dump_lists): New static function.
324 (sd_debug_lists): New debug function.
325 (delete_all_dependences, fixup_sched_groups): Update to use
327 (sched_analyze_2): Create data-speculative dependency only if
328 data-speculation is enabled.
329 (sched_analyze_insn): If insn cannot be speculative, make all its
330 dependencies non-speculative.
331 (sched_analyze): Use sd_init_insn ().
332 (add_forw_dep, compute_forward_dependencies): Remove.
333 (delete_dep_nodes_in_back_deps): New static function.
334 (sched_free_deps): New function.
335 (init_dependency_caches): Init alloc_pools.
336 (extend_depedency_caches): Update after removing of
337 forward_dependency_cache.
338 (free_dependency_caches): Ditto. Free alloc_pools.
339 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
340 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
342 (add_back_forw_dep, delete_back_forw_dep): Ditto.
343 (add_dependence): Use init_dep ().
344 (get_dep_weak_1): New static function.
345 (get_dep_weak): Move logic to get_dep_weak_1 ().
346 (dump_ds): New static function moved from haifa-sched.c:
347 debug_spec_status ().
348 (debug_ds): New debug function.
349 (check_dep_status): Rename to check_dep (). Update to check whole
352 * haifa-sched.c (spec_info): Make global.
353 (added_recovery_block_p): Rename to
354 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
355 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
356 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
357 to use new interfaces.
358 (ok_for_early_queue_removal): Ditto.
359 (schedule_block): Initialize logical uids of insns emitted by the
361 (sched_init): Initialize new variable.
362 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
364 (extend_global): Initialize insn data.
365 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
366 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
368 (add_to_speculative_block): Update to use new interfaces.
369 (create_recovery_block): Set new variables.
370 (create_check_block_twin, fix_recovery_deps): Update to use new
372 (sched_insn_is_legitimate_for_speculation_p): New function.
373 (speculate_insn): Move checking logic to
374 sched_insn_is_legitimate_for_speculation_p ().
375 (sched_remove_insn): Finalize sched-deps information of instruction.
376 (clear_priorities, add_jump_dependencies): Update to use new
378 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
380 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
381 to use new interfaces.
382 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
383 (new_ready): Try to use control speculation only if it is available.
384 (add_branch_dependences): Update to use new interfaces.
385 (compute_block_backward_dependences): Rename to
386 compute_block_dependences (). Call
387 targetm.sched.dependencies_evaluation_hook ().
388 (free_block_dependencies): New static function.
389 (debug_dependencies): Update to use new interfaces.
390 (schedule_region): Remove separate computation of forward dependencies.
391 Move call of targetm.sched.dependencies_evaluation_hook () to
392 compute_block_dependences (). Free dependencies at the end of
393 scheduling the region.
395 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
397 (add_deps_for_risky_insns): Ditto.
398 (schedule_ebb): Remove separate computation of forward dependencies.
399 Free dependencies at the end of scheduling the ebb.
401 * ddg.c (create_ddg_dependence): Update to use new interfaces.
402 (build_intra_loop_deps): Ditto. Remove separate computation of forward
403 dependencies. Free sched-deps dependencies.
405 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
406 to use new interfaces.
407 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
409 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
411 (is_costly_group): Ditto.
413 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
415 * alias.c (rtx_equal_for_memref_p): Constify.
416 * basic-block.h (const_edge, const_basic_block): New.
417 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
418 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
419 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
420 probably_never_executed_bb_p, edge_probability_reliable_p,
421 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
422 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
424 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
425 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
427 * cfganal.c (flow_active_insn_p, forwarder_block_p,
428 flow_nodes_print, dfs_enumerate_from): Likewise.
429 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
430 control_flow_insn_p, count_basic_blocks): Likewise.
431 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
432 get_loop_body_with_size, loop_exit_edge_p): Likewise.
433 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
434 average_num_loop_insns, loop_exit_edge_p,
435 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
436 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
437 average_num_loop_insns, seq_cost): Likewise.
438 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
439 * dominance.c (dominated_by_p): Likewise.
440 * emit-rtl.c (validate_subreg): Likewise.
441 * except.c (can_throw_internal, can_throw_external): Likewise.
442 * except.h (can_throw_internal, can_throw_external): Likewise.
443 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
444 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
445 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
446 simple_mem, store_ops_ok, load_kills_store, find_loads,
447 store_killed_in_insn, store_killed_after, store_killed_before,
448 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
450 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
451 noce_mem_write_may_trap_or_fault_p): Likewise.
452 * pointer-set.c (pointer_set_contains, pointer_map_contains):
454 * pointer-set.h (pointer_set_contains, pointer_map_contains):
456 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
457 probably_cold_bb_p, probably_never_executed_bb_p,
458 edge_probability_reliable_p, br_prob_note_reliable_p,
459 can_predict_insn_p): Likewise.
460 * regclass.c (reg_set_to_hard_reg_set): Likewise.
461 * resource.c (return_insn_p): Likewise.
462 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
464 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
465 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
466 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
467 verify_gimple_modify_stmt): Likewise.
468 * tree-chrec.c (is_not_constant_evolution,
469 is_multivariate_chrec_rec, is_multivariate_chrec,
470 chrec_contains_symbols, chrec_contains_undetermined,
471 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
472 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
473 eq_evolutions_p, scev_direction): Likewise.
474 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
475 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
476 chrec_contains_symbols_defined_in_loop,
477 chrec_contains_undetermined, tree_contains_chrecs,
478 evolution_function_is_affine_multivariate_p,
479 evolution_function_is_univariate_p, chrec_zerop,
480 evolution_function_is_constant_p, evolution_function_is_affine_p,
481 evolution_function_is_affine_or_constant_p,
482 tree_does_not_contain_chrecs, chrec_type): Likewise.
483 * tree-data-ref.c (tree_fold_divides_p,
484 object_address_invariant_in_loop_p, dr_may_alias_p,
485 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
486 same_access_functions, constant_access_functions,
487 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
489 * tree-flow.h (scev_direction): Likewise.
490 * tree-gimple.c (is_gimple_stmt): Likewise.
491 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
493 * tree-pretty-print.c (op_prio): Likewise.
494 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
495 analyzable_condition, backedge_phi_arg_p): Likewise.
496 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
497 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
498 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
501 2007-08-13 Dan Hipschman <dsh@google.com>
504 * c-format.c (check_format_arg): Move check for zero-length
505 format strings below the check for unterminated strings.
507 2007-08-13 Andrew Pinski <pinskia@gmail.com>
510 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
513 2007-08-13 Nick Clifton <nickc@redhat.com>
515 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
517 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
520 * c-format.c (gcc_gfc_length_specs): New array.
521 (gcc_gfc_char_table): Add unsigned specifier, and references to
522 the l length modifier.
523 (format_types_orig): Use the new gcc_gfc_length_specs.
525 2007-08-12 Sa Liu <saliu@de.ibm.com>
527 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
528 and with REG_RETVAL note after split.
530 2007-08-11 David Daney <ddaney@avtrex.com>
532 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
535 2007-08-11 David Edelsohn <edelsohn@gnu.org>
536 Segher Boessenkool <segher@kernel.crashing.org>
538 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
539 HAVE_LOCAL_CPU_DETECT not defined.
541 2007-08-11 Jan Hubicka <jh@suse.cz>
543 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
544 (cgraph_process_new_functions): Honor previous value of
545 disregard_inline_limits.
546 * ipa-inline.c (compute_inline_parameters): Likewise.
548 2007-08-11 Ian Lance Taylor <iant@google.com>
550 * alias.h (alias_set_type): Define new type.
551 (ALIAS_SET_MEMORY_BARRIER): Use it.
552 * rtl.h: Include alias.h.
553 (struct mem_attrs): Use alias_set_type.
554 * tree.h: Include alias.h
555 (struct tree_type): Use alias_set_type.
556 (struct tree_struct_field_tag): Likewise.
557 (struct tree_decl_common): Likewise.
558 * alias.c (struct alias_set_entry): Use alias_set_type.
559 (get_alias_set_entry, alias_set_subset_of): Likewise.
560 (alias_sets_conflict_p): Likewise.
561 (alias_sets_must_conflict_p): Likewise.
562 (objects_must_conflict_p): Likewise.
563 (get_alias_set, new_alias_set): Likewise.
564 (record_alias_subset, record_component_aliases): Likewise.
565 (varargs_set, frame_set): Change to alias_set_type.
566 (get_varargs_alias_set): Use alias_set_type.
567 (get_frame_alias_set): Likewise.
568 * builtins.c (setjmp_alias_set): Change to alias_set_type.
569 * dse.c (struct store_info): Use alias_set_type.
570 (struct read_info, struct clear_alias_mode_holder): Likewise.
571 (clear_alias_set_lookup, canon_address): Likewise.
572 (record_store, check_mem_read_rtx): Likewise.
573 (dse_record_singleton_alias_set): Likewise.
574 (dse_invalidate_singleton_alias_set): Likewise.
575 * emit-rtl.c (get_mem_attrs): Likewise.
576 (set_mem_attributes_minus_bitpos): Likewise.
577 (set_mem_alias_set): Likewise.
578 * expr.c (store_constructor_field, store_field): Likewise.
579 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
580 * langhooks.c (lhd_get_alias_set): Likewise.
581 * langhooks-def.h (lhd_get_alias_set): Likewise.
582 * reload1.c (alter_reg): Likewise.
583 * tree-flow.h (struct fieldoff): Likewise.
584 * tree-ssa-alias.c (struct alias_map_d): Likewise.
585 (may_alias_p, get_smt_for, create_sft): Likewise.
586 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
587 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
588 (merge_smts_into): Likewise.
589 * varasm.c (const_alias_set): Likewise.
590 * c-common.c (strict_aliasing_warning): Likewise.
591 (c_common_get_alias_set): Likewise.
592 * dse.h (dse_record_singleton_alias_set): Update declaration.
593 (dse_invalidate_singleton_alias_set): Likewise.
594 * emit-rtl.h (set_mem_alias_set): Likewise.
595 * c-common.h (c_common_get_alias_set): Likewise.
596 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
597 * print-tree.c (print_node): Likewise.
598 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
600 (alpha_setup_incoming_varargs): Use alias_set_type.
601 * config/i386/i386.c (setup_incoming_varargs_64): Use
603 (setup_incoming_varargs_ms_64): Likewise.
604 (ix86_GOT_alias_set): Likewise.
605 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
606 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
607 (set): Change to alias_set_type.
608 (get_TOC_alias_set): Use alias_set_type.
609 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
611 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
612 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
614 (struct_value_alias_set): Likewise.
615 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
617 2007-08-11 Richard Sandiford <richard@codesourcery.com>
619 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
620 * config/vxworks.h (TARGET_VXWORKS): Override.
621 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
622 "mips" if TARGET_VXWORKS.
624 2007-08-11 Richard Sandiford <richard@codesourcery.com>
626 * calls.c (avoid_likely_spilled_reg): New function.
627 (expand_call): Use it.
629 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
633 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
635 * config/mips/predicates.md (const_call_insn_operand): Invoke
636 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
638 2007-08-10 David Edelsohn <edelsohn@gnu.org>
641 * config/rs6000/driver-rs6000.c: Include link.h.
642 Use ElfW instead of wordsize-specif typedef.
644 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
646 * system.h (CONST_CAST): New.
647 * c-decl.c (c_make_fname_decl): Use it.
648 * c-lex.c (cb_ident, lex_string): Likewise.
649 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
650 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
651 give_switch, set_multilib_dir): Likewise.
652 * gengtype-parse.c (string_seq, typedef_name): Likewise.
653 * passes.c (execute_one_pass): Likewise.
654 * prefix.c (update_path): Likewise.
655 * pretty-print.c (pp_base_destroy_prefix): Likewise.
656 * tree.c (build_string): Likewise.
658 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
660 * tree-flow-inline.h (is_exec_stmt): Remove.
661 (is_label_stmt): Remove.
662 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
665 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
667 * lower-subreg.c (resolve_shift_zext): Don't adjust
668 src_reg_num for wordmode operands.
670 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
671 David Ung <davidu@mips.com>
673 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
674 (TARGET_SCHED_REORDER2): Define.
675 (mips_maybe_swap_ready): New.
676 (mips_last_74k_agen_insn): New.
677 (mips_74k_agen_init): New.
678 (mips_74k_agen_reorder): New function to group loads and stores
680 (mips_sched_init): New.
681 (mips_sched_reorder): Don't do initialization here. Call
682 mips_74k_agen_reorder.
683 (mips_variable_issue): Call mips_74k_agen_init.
685 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
687 * tree-flow-inline.h (get_filename): Remove.
689 2007-08-10 Richard Sandiford <richard@codesourcery.com>
691 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
693 (mips_fetch_insns): Delete in favor of...
694 (mips_load_store_insns): ...this new function.
695 * config/mips/mips.c (mips_address_insns): Add a boolean argument
696 to say whether multiword moves _might_ be split.
697 (mips_fetch_insns): Delete in favor of...
698 (mips_load_store_insns): ...this new function.
699 (mips_rtx_costs): Update the call to mips_address_insns.
700 (mips_address_cost): Likewise.
701 * config/mips/mips.md (length): Use mips_load_store_insns instead
703 * config/mips/constraints.md (R): Use mips_address_insns rather
704 than mips_fetch_insns. Assume that the move never needs to be split.
706 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
708 * config/mips/mips.opt (mhard-float, msoft-float): Make these
709 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
710 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
711 * config/mips/mips.h (mips16_hard_float): Delete.
712 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
713 definitions, and replace with....
714 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
715 * config/mips/mips.c (mips16_hard_float): Delete. Replace
716 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
717 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
718 (override_options): Replace MASK_SOFT_FLOAT references with
719 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
720 and mips16_hard_float when TARGET_MIPS16.
722 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
725 * c-typeck.c (build_binary_op): Check for non pointer types before
726 calling int_fits_type_p.
728 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
731 * fold-const.c (omit_one_operand): Return only the ommitted expression
732 if the result is an empty statement.
733 (pedantic_omit_one_operand): Likewise.
735 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
737 * c-typeck.c (readonly_error): Improve error for assignment.
739 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
741 (pp_c_expression): Ditto.
743 2007-08-09 Simon Baldwin <simonb@google.com>
745 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
746 break that was preventing simplify_associative_operation() for xor.
748 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
749 Nigel Stephens <nigel@mips.com>
751 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
752 Document change in interpretation of value from boolean to
754 * optabs.c (expand_ffs, expand_ctz): New functions to compute
755 ffs and ctz using clz.
756 (expand_unop): Call them.
757 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
759 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
760 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
761 enable the new ffs expansion on this target.
763 2007-08-09 Jan Hubicka <jh@suse.cz>
765 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
766 (expand_ternary_op): Likewise.
767 (expand_vec_shift_expr): Likewise.
768 (expand_binop_directly): Likewise.
769 (expand_binop): Likewise.
770 (sign_expand_binop): Likewise.
771 (expand_twoval_unop): Likewise.
772 (expand_twoval_binop): Likewise.
773 (expand_twoval_binop_libfunc): Likewise.
774 (widen_clz): Likewise.
775 (widen_bswap): Likewise.
776 (expand_parity): Likewise.
777 (expand_unop): Likewise.
778 (expand_abs_nojump): Likewise.
779 (expand_copysign): Likewise.
780 (emit_no_conflict_block): Likewise.
781 (emit_libcall_block): Likewise.
782 (can_compare_p): Likewise.
783 (prepare_cmp_insn): Likewise.
784 (emit_cmp_and_jump_insn_1): Likewise.
785 (prepare_float_lib_cmp): Likewise.
786 (emit_conditional_add): Likewise.
787 (gen_add2_insn): Likewise.
788 (have_add2_insn): Likewise.
789 (gen_sub2_insn): Likewise.
790 (have_sub2_insn): Likewise.
791 (can_extend_p): Likewise.
792 (can_fix_p): Likewise.
793 (can_float_p): Likewise.
794 (expand_float): Likewise.
795 (expand_fix): Likewise.
796 (expand_sfix_optab): Likewise.
797 (new_optab): Likewise.
798 (new_convert_optab): Likewise.
799 (init_libfuncs): Likewise.
800 (init_interclass_conv_libfuncs): Likewise.
801 (init_intraclass_conv_libfuncs): Likewise.
802 (set_conv_libfunc): Likewise.
803 (init_optabs): Likewise.
804 (debug_optab_libfuncs): Likewise.
805 (gen_cond_trap): Likewise.
806 * optabs.h (optab_handler, convert_optab_hanlder): New.
807 * genopinit.c: Update optabs generation table.
808 * reload.c (find_reloads_address_1): Use optabs accestors.
809 * builtins.c (expand_builtin_mathfn): Likewise.
810 (expand_builtin_mathfn_2): Likewise.
811 (expand_builtin_mathfn_3): Likewise.
812 (expand_builtin_interclass_mathfn): Likewise.
813 (expand_builtin_sincos): Likewise.
814 (expand_builtin_cexpi): Likewise.
815 (expand_builtin_powi): Likewise.
816 (expand_builtin_strlen): Likewise.
817 * dojump.c (do_jump): Likewise.
818 * expr.c (convert_move): Likewise.
819 (move_by_pieces): Likewise.
820 (move_by_pieces_ninsns): Likewise.
821 (can_store_by_pieces): Likewise.
822 (store_by_pieces_1): Likewise.
823 (emit_move_via_integer): Likewise.
824 (emit_move_complex): Likewise.
825 (emit_move_ccmode): Likewise.
826 (emit_move_insn_1): Likewise.
827 (emit_single_push_insn): Likewise.
828 (store_constructor): Likewise.
829 (expand_expr_real_1): Likewise.
830 (do_store_flag): Likewise.
831 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
832 (enumerate_modes): Likewise.
833 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
834 (supportable_widening_operation): Likewise.
835 (supportable_narrowing_operation): Likewise.
836 * expmed.c (store_bit_field_1): Likewise.
837 (extract_bit_field_1): Likewise.
838 (expand_mult_highpart_optab): Likewise.
839 (expand_smod_pow2): Likewise.
840 (expand_divmod): Likewise.
841 (emit_store_flag): Likewise.
842 * tree-vect-patterns.c
843 (vect_pattern_recog_1): Likewise.
844 * tree-ssa-loop-prefetch.c
845 (nontemporal_store_p): Likewise.
846 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
847 (vect_create_epilog_for_reduction): Likewise.
848 (vectorizable_reduction): Likewise.
849 (vectorizable_operation): Likewise.
850 (vect_strided_store_supported): Likewise.
851 (vectorizable_store): Likewise.
852 (vect_strided_load_supported): Likewise.
853 (vectorizable_load): Likewise.
854 * combine.c (simplify_comparison): Likewise.
855 * tree-vect-generic.c
856 (type_for_widest_vector_mode): Likewise.
857 (expand_vector_operations_1): Likewise.
858 * config/spu/spu.c (spu_expand_mov): Likewise.
859 (spu_emit_vector_compare): Likewise.
860 * config/rs6000/rs6000.c
861 (rs6000_emit_vector_compare): Likewise.
862 * stmt.c (add_case_node): Likewise.
863 * reload1.c (gen_reload):
865 2007-08-09 Michael Matz <matz@suse.de>
867 * tree.h (fixed_zerop): Declare as taking a const_tree.
868 * tree.c (fixed_zerop): Take a const_tree.
870 2007-08-09 Ira Rosen <irar@il.ibm.com>
872 * tree-vect-transform.c (vectorizable_store): Remove call to
873 copy_virtual_operands() and call mark_symbols_for_renaming() for
874 the created vector store.
875 (vect_setup_realignment): Don't call copy_virtual_operands() and
876 update_vuses_to_preheader().
877 (vectorizable_load): Don't call copy_virtual_operands().
878 (update_vuses_to_preheader): Remove.
880 2007-08-08 Chao-ying Fu <fu@mips.com>
882 * tree.def (FIXED_POINT_TYPE): New type.
883 (FIXED_CST): New constant.
884 (FIXED_CONVERT_EXPR): New expr.
885 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
886 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
887 * tree.h (struct tree_base): Add saturating_flag.
888 Remove one bit of spare for saturating_flag.
889 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
890 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
891 FIXED_POINT_TYPE_P): Define.
892 (TYPE_SATURATING): Define.
893 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
894 (struct tree_fixed_cst): New.
895 (TYPE_IBIT, TYPE_FBIT): Define.
896 (tree_node): Add fixed_cst.
897 (enum tree_index): Add new enumeration values of
898 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
899 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
900 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
901 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
902 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
903 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
904 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
905 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
906 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
907 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
908 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
909 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
910 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
911 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
912 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
913 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
914 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
915 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
916 (sat_short_fract_type_node, sat_fract_type_node,
917 sat_long_fract_type_node, sat_long_long_fract_type_node,
918 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
919 sat_unsigned_long_fract_type_node,
920 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
921 fract_type_node, long_fract_type_node, long_long_fract_type_node,
922 unsigned_short_fract_type_node, unsigned_fract_type_node,
923 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
924 sat_short_accum_type_node, sat_accum_type_node,
925 sat_long_accum_type_node, sat_long_long_accum_type_node,
926 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
927 sat_unsigned_long_accum_type_node,
928 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
929 accum_type_node, long_accum_type_node, long_long_accum_type_node,
930 unsigned_short_accum_type_node, unsigned_accum_type_node,
931 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
932 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
933 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
934 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
935 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
936 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
937 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
938 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
939 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
940 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
941 sat_uda_type_node, sat_uta_type_node): New macro.
942 (make_fract_type, make_accum_type): Declare.
943 (make_signed_fract_type, make_unsigned_fract_type,
944 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
945 make_signed_accum_type, make_unsigned_accum_type,
946 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
947 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
948 make_or_reuse_sat_signed_fract_type,
949 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
950 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
951 make_or_reuse_sat_unsigned_accum_type): New macro.
952 (fixed_zerop): Declare.
953 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
954 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
955 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
956 LONG_LONG_ACCUM_TYPE_SIZE): Define.
957 * treestruct.def: Add TS_FIXED_CST.
958 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
960 (tree-dump.o): Likewise.
961 (print-tree.o): Likewise.
962 (tree-pretty-print.o): Likewise.
963 (fold-const.o): Likewise.
964 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
965 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
966 (is_gimple_min_invariant): Handle FIXED_CST.
967 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
968 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
969 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
970 (layout_type): Handle FIXED_POINT_TYPE.
971 (make_fract_type, make_accum_type): New functions.
972 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
973 * tree-dump.c (fixed-value.h): New include.
974 (dump_fixed): New function.
975 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
976 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
977 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
978 * tree-pretty-print.c (fixed-value.h): New include.
979 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
981 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
982 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
983 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
984 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
985 for non-saturating fixed-point types.
986 (reassociate_bb): Likewise.
987 * emit-rtl.c (fixed-value.h): New include.
988 (fconst0, fconst1): New array.
989 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
990 * tree-vect-generic.c expand_vector_operation): Support
991 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
993 (type_for_widest_vector_mode): Add one parameter for the
995 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
997 Pass the satp parameter to type_for_mode for fixed-point types.
998 (expand_vector_operations_1): Pass the saturating flag to
999 type_for_widest_vector_mode.
1000 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1001 and MODE_VECTOR_UACCUM.
1002 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1003 (vectorizable_condition): Likewise.
1004 * tree.c (fixed-value.h): New include.
1005 (tree_code_size): Support FIXED_CST.
1006 (build_fixed): New function.
1007 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1008 (fixed_zerop): New function.
1009 (tree_node_structure): Support FIXED_CST.
1010 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1011 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1012 (type_hash_eq): Handle FIXED_POINT_TYPE.
1013 (simple_cst_equal): Support FIXED_CST.
1014 (iterative_hash_expr): Handle FIXED_CST.
1015 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1016 (get_narrower): Likewise.
1017 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1018 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1019 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1020 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1022 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1023 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1024 (initializer_zerop): Support FIXED_CST.
1025 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1026 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1027 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1028 (is_base_type): Handle FIXED_POINT_TYPE.
1029 (add_type_attribute): Handle FIXED_POINT_TYPE.
1030 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1031 * print-tree.c (fixed-value.h): New include.
1032 (print_node_brief): Support FIXED_CST.
1033 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1034 * c-pretty-print.c (fixed-value.h): New include.
1035 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1036 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1037 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1038 Support fixed-point types for inner items in VECTOR_TYPE.
1039 (pp_c_direct_declarator): Likewise.
1040 (pp_c_declarator): Likewise.
1041 (pp_c_fixed_constant): New function.
1042 (pp_c_constant): Handle FIXED_CST.
1043 (pp_c_primary_expression): Likewise.
1044 (pp_c_expression): Likewise.
1045 * fold-const.c (fixed-value.h): New include.
1046 (negate_expr_p): Return true for FIXED_CST.
1047 (fold_negate_expr): Support FIXED_CST.
1048 (split_tree): Support FIXED_CST.
1049 (const_binop): Support FIXED_CST.
1050 (fold_convert_const_int_from_fixed): New function to convert from
1052 (fold_convert_const_real_from_fixed): New function to convert from
1054 (fold_convert_const_fixed_from_fixed): New function to convert from
1055 fixed to another fixed.
1056 (fold_convert_const_fixed_from_int): New function to convert from
1058 (fold_convert_const_fixed_from_real): New function to convert from
1060 (fold_convert_const): Support conversions from fixed to int, from
1061 fixed to real, from fixed to fixed, from int to fixed, and from real
1063 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1064 (operand_equal_p): Support FIXED_CST.
1065 (make_range): For fixed-point modes, we need to pass the
1066 saturating flag as the 2nd parameter.
1067 (tree_swap_operands_p): Handle FIXED_CST.
1068 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1070 (fold_unary): Support FIXED_CONVERT_EXPR.
1071 (fold_binary): Handle FIXED_CST.
1072 Make sure the type is not saturating, before associating operations.
1073 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1074 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1075 (fold_negate_const): Support FIXED_CST.
1076 (fold_relational_const): Support FIXED_CST.
1077 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1078 (gimplify_expr): Handle FIXED_CST.
1079 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1080 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1081 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1082 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1083 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1084 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1085 LONG_LONG_ACCUM_TYPE_SIZE.
1086 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1087 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1088 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1089 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1090 MODE_ACCUM, and MODE_UACCUM.
1091 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1092 fixed-point types to disable reduction.
1093 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1095 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1097 * config/rs6000/x-rs6000: New file.
1098 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1099 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1100 (EXTRA_SPEC_FUNCTIONS): Define.
1101 (HAVE_LOCAL_CPU_DETECT): Define.
1102 (CC1_CPU_SPEC): Define.
1103 * config/rs6000/driver-rs6000.c: New file.
1104 * config/rs6000/aix.h (CC1_SPEC): Define.
1105 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1106 * config.host: Add x-rs6000 to host_xmake_file if host and target
1107 are rs6000 or powerpc.
1109 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1111 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1113 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1114 Sandra Loosemore <sandra@codesourcery.com>
1115 Chao-ying Fu <fu@mips.com>
1116 Nigel Stephens <nigel@mips.com>
1117 David Ung <davidu@mips.com>
1119 * doc/invoke.texi (-mcode-readable): Document.
1120 * config/mips/mips.opt (mcode-readable): New option.
1121 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1122 * config/mips/mips.h (mips_code_readable_setting): New enum.
1123 (mips_code_readable): Declare.
1124 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1125 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1126 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1127 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1128 boiler-plate comments.
1129 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1130 * config/mips/mips.c (mips_code_readable): New variable.
1131 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1132 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1133 context and -mcode-readable setting to restrict the use of
1134 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1135 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1136 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1137 (mips_blocks_for_constant_p): Only return false for
1138 TARGET_MIPS16_PCREL_LOADS.
1139 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1140 for MIPS16. Handle SYMBOL_32_HIGH.
1141 (mips_const_insns): Allow HIGHs for MIPS16 too.
1142 (mips_unspec_address_offset): New function, split out from...
1143 (mips_unspec_address): ...here.
1144 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1145 16-bit symbolic constants. Assert approropiate conditions for
1146 using the "la" and "dla" macros.
1147 (mips_handle_option): Handle -mcode-readable=.
1148 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1149 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1150 (mips_strip_unspec_address): New function, split out from...
1151 (print_operand_reloc): ...here.
1152 (print_operand): Pass constants through mips_strip_unspec_address.
1153 (print_operand_address): Likewise.
1154 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1155 (mips_select_rtx_section): Remove MIPS16 handling.
1156 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1157 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1158 (mips16_lay_out_constants): Do nothing unless
1159 TARGET_MIPS16_PCREL_LOADS.
1160 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1161 * config/mips/mips.md: Split HIGHs for MIPS16.
1162 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1164 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1166 * config/mips/mips-protos.h (mips_emit_move): Declare.
1167 * config/mips/mips.c (mips_emit_move): New function.
1168 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1169 (mips_legitimize_const_move): Likewise.
1170 (mips_legitimize_move): Likewise.
1171 (mips_split_64bit_move): Likewise.
1172 (mips_restore_gp): Likewise.
1173 (mips_load_call_address): Likewise.
1174 (mips_emit_fcc_reload): Likewise.
1175 (mips_set_return_address): Likewise.
1176 (mips_block_move_straight): Likewise.
1177 (mips_block_move_loop): Likewise.
1178 (mips_setup_incoming_varargs): Likewise.
1179 (mips_save_reg): Likewise.
1180 (mips_expand_prologue): Likewise.
1181 (mips_restore_reg): Likewise.
1182 (mips_expand_epilogue): Likewise.
1183 (mips_output_mi_thunk): Likewise.
1184 (build_mips16_call_stub): Likewise.
1185 (mips_builtin_branch_and_move): Likewise.
1186 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1187 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1188 (fixuns_truncdfdi2): Likewise.
1189 (fixuns_truncsfsi2): Likewise.
1190 (fixuns_truncsfdi2): Likewise.
1191 (loadgp_absolute): Likewise.
1192 (builtin_setjmp_setup): Likewise.
1193 (builtin_longjmp): Likewise.
1194 (untyped_call): Likewise.
1196 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1198 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1199 an "rtx *" argument. Return a bool.
1200 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1201 values and return true if they can be split. Take the same kind of
1202 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1203 and store the lo_sum there if nonnull. Use the symbol type to
1204 determine whether a $gp or HIGH is needed.
1205 (mips_legitimize_address): Update call to mips_split_symbol and
1206 simplify accordingly.
1207 (mips_legitimize_const_move): Likewise.
1208 * config/mips/mips.md: In the combine define_split,
1209 check mips_split_symbol instead of splittable_symbolic_operand.
1210 Update use of mips_split_symbol in the generator code.
1211 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1213 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1215 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1216 (mips_symbol_insns_1): New function, split out from...
1217 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1218 and stores separately from load addresses.
1219 (mips_classify_address): Replace uses of mips_symbolic_address_p
1220 with uses of mips_symbol_insns.
1221 (mips_address_insns): Update calls to mips_symbol_insns.
1222 (mips_const_insns): Likewise.
1223 (mips_legitimize_address): Likewise.
1225 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1227 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1228 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1229 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1230 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1231 non-call contexts if TARGET_MIPS16.
1232 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1233 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1234 code for SYMBOL_ABSOLUTE.
1235 (mips_symbol_insns): Likewise.
1237 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1239 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1240 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1241 (mips_symbolic_constant_p): Likewise. Update the call to
1242 mips_classify_symbol.
1243 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1244 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1245 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1246 (print_operand_reloc): Add a context argument. Update the call to
1247 mips_symbolic_constant_p.
1248 (print_operand): Update the calls to print_operand_reloc.
1249 (print_operand_address): Use print_operand_reloc rather than
1251 (mips_rewrite_small_data_p): Add a context argument. Update the call
1252 to mips_symbolic_constant_p.
1253 (mips_small_data_pattern_1): Make DATA the containing mem.
1254 Update the call to mips_rewrite_small_data_p.
1255 (mips_rewrite_small_data_1): Likewise.
1256 (mips_use_anchors_for_symbol_p): Update the call to
1257 mips_symbolic_constant_p.
1258 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1259 (splittable_symbolic_operand): Likewise.
1260 (move_operand): Likewise.
1261 (absolute_symbolic_operand): Likewise.
1262 (got_disp_operand): Likewise.
1263 (got_page_ofst_operand): Likewise.
1265 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1267 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1268 (SYMBOL_ABSOLUTE): ...this.
1269 (SYMBOL_SMALL_DATA): Rename to...
1270 (SYMBOL_GP_RELATIVE): ...this.
1271 (SYMBOL_CONSTANT_POOL): Rename to...
1272 (SYMBOL_PC_RELATIVE): ...this.
1273 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1274 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1275 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1276 after above changes.
1277 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1278 (general_symbolic_operand): Rename to...
1279 (absolute_symbolic_operand): ...this.
1280 * config/mips/mips.md: Update after above changes.
1282 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1283 Revital Eres <eres@il.ibm.com>
1285 * ddg.c (print_ddg): Add dump information.
1286 * modulo-sched.c (print_node_sched_params): Add parameter and
1288 (calculate_maxii): Remove function.
1289 (undo_generate_reg_moves): Likewise.
1290 (undo_permute_partial_schedule): Likewise.
1291 (kernel_number_of_cycles): Likewise.
1292 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1293 (sms_schedule): Use it. Remove profitability checks.
1294 (sms_schedule_by_order): Fix order of nodes within the cycle.
1296 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1298 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1299 -profile option, add pie support.
1300 (ENDFILE_SPEC): New spec.
1301 * config/gnu.h (LIB_SPEC): Add -profile option.
1303 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1305 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1306 * config/gnu.h (LIB_SPEC): Likewise.
1308 2007-08-07 Yaz Saito <saito@google.com>
1309 Ian Lance Taylor <iant@google.com>
1311 * common.opt (finstrument-functions-exclude-function-list): New
1313 (finstrument-functions-exclude-file-list): New option.
1314 * opts.c (char_p): Define and DEF_VEC.
1315 (flag_instrument_functions_exclude_functions): New static
1317 (flag_instrument_functions_exclude_files): New static variable.
1318 (add_instrument_functions_exclude_list): New static function.
1319 (flag_instrument_functions_exclude_p): New function.
1320 (common_handle_option): Handle new options.
1321 * flags.h (flag_instrument_functions_exclude_p): Declare.
1322 * gimplify.c (gimplify_function_tree): Call
1323 flag_instrument_functions_exclude_p.
1324 * doc/invoke.texi (Option Summary): Mention new options.
1325 (Code Gen Options): Document new options.
1327 2007-08-07 Ian Lance Taylor <iant@google.com>
1329 PR rtl-optimization/32776
1330 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1331 (resolve_use): Likewise.
1332 (decompose_multiword_subregs): Remove "changed" local variable.
1334 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1336 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1337 * configure: Regenerate.
1338 * config.in: Regenerate.
1339 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1342 2007-08-07 Ian Lance Taylor <iant@google.com>
1344 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1345 note, just delete the insn.
1347 2007-08-07 Andreas Schwab <schwab@suse.de>
1350 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1353 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1355 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1356 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1357 (decompose_multiword_subregs): Use the functions above to decompose
1358 multiword shifts and zero-extends.
1360 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1362 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1363 "assemble" descriptions which were swapped.
1365 2007-08-06 Chao-ying Fu <fu@mips.com>
1367 * fixed-value.h: New file.
1368 * fixed-value.c: New file.
1369 * Makefile.in (OBJS-common): Add fixed-value.o.
1370 (fixed-value.o): New rule.
1371 (GTFILES): Add fixed-value.h.
1372 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1373 to compare a.low and b.low.
1374 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1376 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1377 Daniel Jacobowitz <dan@codesourcery.com>
1380 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1382 (x86_64-*-netbsd*): Likewise.
1383 (x86_64-*-linux*): Likewise.
1384 (x86_64-*-kfreebsd*-gnu): Likewise.
1385 (x86_64-*-knetbsd*-gnu): Likewise.
1386 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1388 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1390 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1391 Add -fno-asynchronous-unwind-tables.
1393 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1394 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1395 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1396 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1397 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1399 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1401 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1402 (TARGET_C_MODE_FOR_SUFFIX): New.
1404 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1406 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1408 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1410 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1412 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1414 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1415 before checking function returns in conditional expressions.
1417 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1420 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1422 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1425 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1426 for INTEGRAL_TYPE_P.
1428 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1430 * configure.ac: Remove --enable-checking=df from default settings.
1431 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1432 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1433 if the parameter is true.
1434 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1435 DF_VERIFY_SCHEDULED flag is true.
1436 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1437 (df_finish_pass): Adjust prototype.
1438 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1441 * see.c (pass_see): Add TODO_df_verify.
1442 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1443 * global.c (rest_of_handle_global_alloc): Schedule verification
1445 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1447 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1448 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1449 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1451 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1452 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1453 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1455 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1456 Revital Eres <eres@il.ibm.com>
1458 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1460 * ddg.c (create_ddg_dependence): Rename to...
1461 (create_ddg_dep_from_intra_loop_link): This. Do not check
1462 for interloop edges. Do not create anti dependence edge when
1463 a true dependence edge exists in the opposite direction and
1464 -fmodulo-sched-allow-regmoves is set.
1465 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1466 (add_cross_iteration_register_deps): Create anti dependence edge
1467 when -fno-modulo-sched-allow-regmoves is set.
1468 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1470 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1472 * config/arm/arm.md (movsi): Add braces.
1474 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1477 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1478 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1480 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1482 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1484 * cfgloopmanip.c (remove_path, create_preheaders,
1485 force_single_succ_latches, fix_loop_structure): Ditto.
1486 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1487 tree_duplicate_loop_to_header_edge): Ditto.
1488 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1489 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1491 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1492 cleanup_tree_cfg): Ditto.
1493 * tree-cfg.c (tree_merge_blocks): Ditto.
1494 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1495 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1496 loop_preheader_edge, single_exit): Ditto.
1497 (flow_loops_find): Do not clear loops->state.
1498 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1499 loops_state_clear): New functions.
1501 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1504 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1505 when adding to the base and convert ELT to sizetype instead of type.
1507 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1510 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1511 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1513 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1516 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1517 correct type the negate expression.
1519 2007-08-03 Jan Hubicka <jh@suse.cz>
1521 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1524 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1526 * config/rs6000/rs6000.c (struct processor_cost): Change
1527 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1528 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1530 (rios1_costs, rios2_cost): Correct cache line size.
1531 (rs6000_override_options): Set l2-cache-size parameter.
1533 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1534 Diego Novillo <dnovillo@google.com>
1537 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1538 if the range includes 0.
1540 2007-08-03 Ben Elliston <bje@au.ibm.com>
1542 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1543 mode to unspec expressions to silence a warning from the generator
1546 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1548 * config/ia64/constraints.md ("U"): Make constraint vector only.
1550 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1553 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1554 always_inline attribute on the function decl.
1556 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1559 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1560 if we are compiling with -fPIC.
1562 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1563 Nigel Stephens <nigel@mips.com>
1565 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1566 Define for MIPS32 and MIPS64.
1568 2007-08-02 Nick Clifton <nickc@redhat.com>
1570 * config/host-hpux.c: Change copyright header to refer to version
1571 3 of the GNU General Public License and to point readers at the
1572 COPYING3 file and the FSF's license web page.
1573 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1574 config/alpha/linux.h, config/alpha/alpha.opt,
1575 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1576 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1577 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1578 config/alpha/alpha.h, config/alpha/sync.md,
1579 config/alpha/openbsd.h, config/alpha/alpha.md,
1580 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1581 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1582 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1583 config/alpha/constraints.md, config/alpha/osf.h,
1584 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1585 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1586 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1587 config/frv/frv-asm.h, config/frv/frv-protos.h,
1588 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1589 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1590 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1591 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1592 config/s390/s390.opt, config/s390/s390-modes.def,
1593 config/s390/fixdfdi.h, config/s390/constraints.md,
1594 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1595 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1596 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1597 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1598 config/m32c/prologue.md, config/m32c/m32c.abi,
1599 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1600 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1601 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1602 config/m32c/jump.md, config/m32c/shift.md,
1603 config/m32c/m32c-protos.h, config/libgloss.h,
1604 config/spu/spu-protos.h, config/spu/predicates.md,
1605 config/spu/spu-builtins.h, config/spu/spu.c,
1606 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1607 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1608 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1609 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1610 config/sparc/hypersparc.md, config/sparc/predicates.md,
1611 config/sparc/linux.h, config/sparc/sp64-elf.h,
1612 config/sparc/supersparc.md, config/sparc/cypress.md,
1613 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1614 config/sparc/niagara.md, config/sparc/sparc.md,
1615 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1616 config/sparc/sparc.opt, config/sparc/sync.md,
1617 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1618 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1619 config/sparc/sparc.c, config/sparc/little-endian.opt,
1620 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1621 config/sparc/linux64.h, config/sparc/freebsd.h,
1622 config/sparc/sol2.h, config/sparc/rtemself.h,
1623 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1624 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1625 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1626 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1627 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1628 config/m32r/linux.h, config/m32r/constraints.md,
1629 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1630 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1631 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1632 config/i386/i386.md, config/i386/netware-crt0.c,
1633 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1634 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1635 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1636 config/i386/sol2.h, config/i386/constraints.md,
1637 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1638 config/i386/predicates.md, config/i386/geode.md,
1639 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1640 config/i386/freebsd64.h, config/i386/vxworksae.h,
1641 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1642 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1643 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1644 config/i386/netware.h, config/i386/i386-modes.def,
1645 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1646 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1647 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1648 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1649 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1650 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1651 config/i386/xm-mingw32.h, config/i386/linux64.h,
1652 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1653 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1654 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1655 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1656 config/i386/cygwin2.c, config/i386/i386-protos.h,
1657 config/i386/sync.md, config/i386/openbsd.h,
1658 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1659 config/i386/nto.h, config/i386/biarch64.h,
1660 config/i386/i386-coff.h, config/i386/freebsd.h,
1661 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1662 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1663 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1664 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1665 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1666 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1667 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1668 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1669 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1670 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1671 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1672 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1673 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1674 config/sh/superh64.h, config/sh/rtemself.h,
1675 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1676 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1677 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1678 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1679 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1680 config/avr/predicates.md, config/avr/constraints.md,
1681 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1682 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1683 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1684 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1685 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1686 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1687 config/c4x/predicates.md, config/c4x/c4x.h,
1688 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1689 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1690 config/xtensa/linux.h, config/xtensa/xtensa.h,
1691 config/xtensa/elf.h, config/xtensa/xtensa.md,
1692 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1693 config/xtensa/xtensa-protos.h, config/dbx.h,
1694 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1695 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1696 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1697 config/host-solaris.c, config/fr30/fr30.h,
1698 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1699 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1700 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1701 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1702 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1703 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1704 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1705 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1706 config/cris/predicates.md, config/cris/linux.h,
1707 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1708 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1709 config/cris/aout.opt, config/cris/cris-protos.h,
1710 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1711 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1712 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1713 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1714 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1715 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1716 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1717 config/chorus.h, config/mn10300/mn10300.c,
1718 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1719 config/mn10300/mn10300.h, config/mn10300/linux.h,
1720 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1721 config/mn10300/mn10300.md, config/ia64/predicates.md,
1722 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1723 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1724 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1725 config/ia64/freebsd.h, config/ia64/ia64.md,
1726 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1727 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1728 config/gofast.h, config/rtems.h, config/sol2-10.h,
1729 config/m68k/predicates.md, config/m68k/m68k.md,
1730 config/m68k/linux.h, config/m68k/m68k-modes.def,
1731 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1732 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1733 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1734 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1735 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1736 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1737 config/m68k/constraints.md, config/m68k/rtemself.h,
1738 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1739 config/m68k/uclinux.h, config/rs6000/power4.md,
1740 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1741 config/rs6000/linux.h, config/rs6000/eabi.h,
1742 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1743 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1744 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1745 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1746 config/rs6000/windiss.h, config/rs6000/603.md,
1747 config/rs6000/aix41.h, config/rs6000/cell.md,
1748 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1749 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1750 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1751 config/rs6000/default64.h, config/rs6000/7xx.md,
1752 config/rs6000/darwin.opt, config/rs6000/spe.md,
1753 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1754 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1755 config/rs6000/7450.md, config/rs6000/linux64.h,
1756 config/rs6000/constraints.md, config/rs6000/440.md,
1757 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1758 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1759 config/rs6000/rs6000.h, config/rs6000/power6.md,
1760 config/rs6000/predicates.md, config/rs6000/altivec.md,
1761 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1762 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1763 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1764 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1765 config/rs6000/linux64.opt, config/rs6000/sync.md,
1766 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1767 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1768 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1769 config/rs6000/eabispe.h, config/rs6000/e500.h,
1770 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1771 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1772 config/rs6000/aix.h, config/rs6000/vxworks.h,
1773 config/rs6000/40x.md, config/rs6000/aix51.h,
1774 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1775 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1776 config/arc/arc.h, config/mcore/mcore-elf.h,
1777 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1778 config/mcore/mcore.md, config/mcore/mcore.c,
1779 config/mcore/mcore.opt, config/mcore/mcore.h,
1780 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1781 config/score/predicates.md, config/score/score-version.h,
1782 config/score/score-protos.h, config/score/misc.md,
1783 config/score/elf.h, config/score/score.c, config/score/mac.md,
1784 config/score/score7.md, config/score/score.h,
1785 config/score/score-conv.h, config/score/score-mdaux.c,
1786 config/score/score.md, config/score/score.opt,
1787 config/score/score-modes.def, config/score/score-mdaux.h,
1788 config/score/mul-div.S, config/arm/uclinux-elf.h,
1789 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1790 config/arm/symbian.h, config/arm/linux-elf.h,
1791 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1792 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1793 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1794 config/arm/strongarm-pe.h, config/arm/arm.h,
1795 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1796 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1797 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1798 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1799 config/arm/arm-cores.def, config/arm/arm-protos.h,
1800 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1801 config/arm/wince-pe.h, config/arm/neon.md,
1802 config/arm/constraints.md, config/arm/neon.ml,
1803 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1804 config/arm/arm.opt, config/arm/arm926ejs.md,
1805 config/arm/predicates.md, config/arm/iwmmxt.md,
1806 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1807 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1808 config/arm/neon-testgen.ml, config/arm/arm.md,
1809 config/arm/xscale-coff.h, config/arm/pe.c,
1810 config/arm/arm-generic.md, config/arm/pe.h,
1811 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1812 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1813 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1814 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1815 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1816 config/pa/predicates.md, config/pa/pa64-hpux.h,
1817 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1818 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1819 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1820 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1821 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1822 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1823 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1824 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1825 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1826 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1827 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1828 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1829 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1830 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1831 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1832 config/mips/linux64.h, config/mips/elforion.h,
1833 config/mips/constraints.md, config/mips/generic.md,
1834 config/mips/predicates.md, config/mips/4300.md,
1835 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1836 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1837 config/mips/5k.md, config/mips/vr4120-div.S,
1838 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1839 config/mips/mips-protos.h, config/mips/6000.md,
1840 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1841 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1842 config/mips/mips-modes.def, config/mips/vr.h,
1843 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1844 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1845 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1846 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1847 config/vax/openbsd1.h, config/vax/netbsd.h,
1848 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1849 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1850 config/h8300/rtems.h, config/h8300/predicates.md,
1851 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1852 config/h8300/h8300.md, config/h8300/h8300.opt,
1853 config/h8300/coff.h, config/h8300/h8300-protos.h,
1854 config/v850/v850.md, config/v850/predicates.md,
1855 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1856 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1857 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1858 config/mmix/mmix.h, config/mmix/predicates.md,
1859 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1860 config/mmix/mmix.c, config/mmix/mmix.opt,
1861 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1862 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1863 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1864 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1867 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1869 * emit-rtl.c (reset_used_decls): Rename to...
1870 (set_used_decls): ...this. Set the used flag rather than clearing it.
1871 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1872 DECL_RTLs rather than resetting them.
1874 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1876 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1878 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1880 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1881 argument to find_reloads_address.
1883 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1885 PR tree-optimization/32919
1886 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1887 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1888 (coalesce_ssa_name): Call it.
1890 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1891 David Ung <davidu@mips.com>
1893 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1894 (__mips16_unorddf2, __mips16_floatunsidf): New.
1895 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1897 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1899 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1901 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1902 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1903 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1904 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1905 * omp-low.c (get_ws_args_for, determine_parallel_type,
1906 expand_omp_for_generic, expand_omp_for_static_nochunk,
1907 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1908 Work with more precise CFG.
1909 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1910 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1912 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1913 * gimple-low.c (lower_stmt): Ditto.
1914 * tree-inline.c (estimate_num_insns_1): Ditto.
1915 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1916 (OMP_SECTIONS_SWITCH): New.
1917 * tree-cfgcleanup.c (cleanup_omp_return): New.
1918 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1919 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1920 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1921 (tree_redirect_edge_and_branch): Handle omp constructs.
1923 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1924 with three arguments.
1926 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1928 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1931 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1933 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1934 the loop structures may need fixing.
1935 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1937 (cleanup_tree_cfg_loop): Removed.
1938 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1939 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1940 instead of running cleanup_tree_cfg_loop.
1941 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1942 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1943 (tree_predictive_commoning): Declaration changed.
1944 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1946 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1948 * doc/invoke.texi (l1-cache-size): Update documentation.
1949 (l2-cache-size): Document.
1950 * params.h (L2_CACHE_SIZE): New macro.
1951 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1952 that L1_CACHE_SIZE is in kB now.
1953 (L2_CACHE_SIZE_BYTES): New macro.
1954 (tree_ssa_prefetch_arrays): Show size in kB.
1955 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1956 and l2_cache_size fields.
1957 * config/i386/driver-i386.c (describe_cache): Detect cache size
1959 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1960 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1961 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1962 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1963 (override_options): Set l1-cache-size and l2-cache-size to default
1964 values if not specified otherwise.
1965 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1966 (PARAM_L2_CACHE_SIZE): New.
1968 2007-08-01 Nigel Stephens <nigel@mips.com>
1969 David Ung <davidu@mips.com>
1970 Thiemo Seufer <ths@mips.com>
1971 Chris Dearman <chris@mips.com>
1972 Richard Sandiford <richard@codesourcery.com>
1974 * config.gcc (mips*-sde-elf*): New stanza.
1975 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1976 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1977 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1978 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1979 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1980 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1982 * config/mips/sde.h: New file.
1983 * config/mips/t-libgcc-mips16: Likewise.
1984 * config/mips/t-sde: Likewise.
1985 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1986 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1987 _MIPS_FPSET and _MIPS_SZINT.
1988 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1989 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1990 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1991 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1992 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1993 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1994 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1995 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1996 _MIPS_SZPTR and _MIPS_FPSET.
1997 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1998 architecture is specified.
1999 (MIPS_32BIT_OPTION_SPEC): New macro.
2001 2007-07-31 Dan Hipschman <dsh@google.com>
2003 * gcc.c (end_going_arg): New function.
2004 (do_spec_2): Use it.
2005 (do_spec_1): Use it.
2007 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2009 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2010 only if ENABLE_CHECKING is defined.
2012 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2014 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2015 df_ru_add_problem, df_ru_get_bb_info): Removed.
2016 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2017 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2018 df_ru_free_bb_info, df_ru_alloc,
2019 df_ru_bb_local_compute_process_def,
2020 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2021 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2022 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2023 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2024 df_ru_add_problem): Removed.
2026 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2029 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2030 (casesi32p, casesi64p): Likewise.
2031 (casesi): Adjust for above.
2033 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2035 * mode-switching.c (create_pre_exit): Don't search past calls.
2037 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2039 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2041 2007-07-31 Revital Eres <eres@il.ibm.com>
2043 * ddg.c (add_deps_for_def): Rename to...
2044 (add_cross_iteration_register_deps): This. Change implementation
2045 to use only reaching def and def-use chains to construct the
2046 inter loop dependencies.
2047 (add_deps_for_use): Remove function.
2048 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2049 function to build the inter loop dependencies.
2050 * modulo-sched.c (sms_schedule): Build only
2051 reaching def and def-use chains for the propose of the ddg
2054 2007-07-31 Julian Brown <julian@codesourcery.com>
2056 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2057 New define_insns. Use correct RTL.
2058 (vec_set<mode>): Write as expander.
2060 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2062 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2063 to an unallocated space.
2065 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2068 (split_constant_offset): Enable split_constant_offset to extract
2069 constants from other statements.
2070 * tree-vect-transform.c
2071 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2072 to a temp var. Force base_offset to be simple.
2074 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2076 * df-scan.c (df_scan_verify): Remove artificial limit on
2077 the number of blocks for verification.
2078 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2079 df_simulate_defs): Avoid unnecessary insn checking for defs.
2081 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2083 * config/m68k/lb1sf68.asm (FUNC): New macro.
2085 (__udivsi3): Likewise.
2086 (__divsi3): Likewise.
2087 (__umodsi3): Likewise.
2088 (__modsi3): Likewise.
2089 (__subdf3): Likewise.
2090 (__adddf3): Likewise.
2091 (__muldf3): Likewise.
2092 (__divdf3): Likewise.
2093 (__negdf2): Likewise.
2094 (__cmpdf2): Likewise.
2095 (__subsf3): Likewise.
2096 (__addsf3): Likewise.
2097 (__mulsf3): Likewise.
2098 (__divsf3): Likewise.
2099 (__negsf2): Likewise.
2100 (__cmpsf2): Likewise.
2101 (__eqdf2): Likewise.
2102 (__nedf2): Likewise.
2103 (__gtdf2): Likewise.
2104 (__gedf2): Likewise.
2105 (__ltdf2): Likewise.
2106 (__ledf2): Likewise.
2107 (__eqsf2): Likewise.
2108 (__nesf2): Likewise.
2109 (__gtsf2): Likewise.
2110 (__gesf2): Likewise.
2111 (__ltsf2): Likewise.
2112 (__lesf2): Likewise.
2114 2007-07-30 Ollie Wild <aaw@google.com>
2116 * c-ppoutput.c (print_lines_directives_only): New function.
2117 (scan_translation_unit_directives_only): New function.
2118 (preprocess_file): Add call to scan_translation_unit_directives_only.
2119 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2120 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2121 -fdirectives-only. Add errors for -fdirectives-only conflict with
2122 -Wunused-macros and -traditional.
2123 (finish_options): Add builtin macro initialization for
2124 -fdirectives-only + -fpreprocessed.
2125 * c.opt (fdirectives-only): New.
2126 * doc/cppopts.texi (fdirectives-only): New.
2128 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2130 * alias.c (record_set, memory_modified_1): Constify.
2131 * bt-load.c (note_btr_set): Likewise.
2132 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2133 * combine.c (set_nonzero_bits_and_sign_copies,
2134 expand_field_assignment, record_dead_and_set_regs_1,
2135 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2136 likely_spilled_retval_1): Likewise.
2137 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2138 frv_io_handle_set): Likewise.
2139 * config/mips/mips.c (mips_sim_record_set,
2140 vr4130_true_reg_dependence_p_1): Likewise.
2141 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2142 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2143 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2144 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2145 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2146 * ddg.c (mark_mem_store): Likewise.
2147 * df-problems.c (df_urec_mark_reg_change): Likewise.
2148 * function.c (update_epilogue_consts): Likewise.
2149 * gcse.c (record_set_info, record_last_set_info,
2150 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2151 reg_clear_last_set): Likewise.
2152 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2154 * jump.c (reversed_comparison_code_parts): Likewise.
2155 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2156 reg_is_set): Likewise.
2157 * loop-iv.c (mark_altered): Likewise.
2158 * mode-switching.c (reg_becomes_live): Likewise.
2159 * optabs.c (no_conflict_move_test): Likewise.
2160 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2162 * postreload.c (reload_combine_note_store, move2add_note_store):
2164 * regmove.c (flags_set_1): Likewise.
2165 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2167 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2169 * resource.c (update_live_status): Likewise.
2170 * rtl.h (set_of, note_stores): Likewise.
2171 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2172 note_stores, parms_set): Likewise.
2173 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2174 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2176 * var-tracking.c (count_stores, add_stores): Likewise.
2178 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * alias.c (mems_in_disjoint_alias_sets_p,
2181 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2182 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2183 write_dependence_p, mems_in_disjoint_alias_sets_p,
2184 read_dependence, true_dependence, canon_true_dependence,
2185 anti_dependence, output_dependence): Constify.
2186 * combine.c (extended_count): Likewise.
2187 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2188 * cselib.c (get_value_hash, references_value_p,
2189 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2190 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2191 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2192 * function.c (contains, prologue_epilogue_contains,
2193 sibcall_epilogue_contains): Likewise.
2194 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2195 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2196 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2197 reg_or_subregno): Likewise.
2198 * recog.c (asm_noperands): Likewise.
2199 * reload1.c (function_invariant_p): Likewise.
2200 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2201 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2202 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2203 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2204 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2205 extended_count, prologue_epilogue_contains,
2206 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2207 canon_true_dependence, read_dependence, anti_dependence,
2208 output_dependence): Likewise.
2209 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2211 2007-07-30 Julian Brown <julian@codesourcery.com>
2213 * config/arm/neon.md (V_ext): New mode attribute.
2214 (neon_vget_lane<mode>): Replace with define_expand.
2215 (neon_vget_lane<mode>_sext_internal)
2216 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2217 and quad precision vectors.
2218 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2219 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2220 have typeless 32-bit result.
2222 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2225 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2227 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2228 use sizetype for rest.
2229 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2230 (aff_combination_convert): Don't convert rest for pointer types.
2232 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2234 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2236 * tree-ssa-alias.c: Add alloc-pool.h.
2237 (init_alias_info): Free alias_bitmap_obstack.
2238 (delete_alias_info): Call delete_mem_ref_stats.
2239 (get_mem_sym_stats_for): Use alloc_pool.
2240 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2241 (delete_mem_sym_stats): Removed.
2243 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2245 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2246 functions cannot be represented as classical distance vectors.
2248 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2250 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2251 * builtins.c (validate_arg, builtin_mathfn_code,
2252 validate_arglist): Likewise.
2253 * calls.c (call_expr_flags): Likewise.
2254 * combine.c (reg_nonzero_bits_for_combine,
2255 reg_num_sign_bit_copies_for_combine, get_last_value,
2256 reg_truncated_to_mode): Likewise.
2257 * emit-rtl.c (subreg_lowpart_p): Likewise.
2258 * expr.c (highest_pow2_factor_for_target,
2259 categorize_ctor_elements_1, categorize_ctor_elements,
2260 count_type_elements, contains_packed_reference,
2261 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2262 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2263 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2264 native_encode_int, native_encode_real, native_encode_complex,
2265 native_encode_vector, native_encode_expr, native_interpret_int,
2266 native_interpret_real, native_interpret_complex,
2267 native_interpret_vector, native_interpret_expr): Likewise.
2268 * function.c (use_register_for_decl): Likewise.
2269 * gimplify.c (get_name): Likewise.
2270 * langhooks-def.h (lhd_return_null_const_tree): New.
2271 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2272 * langhooks.c (lhd_return_null_const_tree): New.
2273 * langhooks.h (lang_get_callee_fndecl): Constify.
2274 * output.h (constructor_static_from_elts_p): Likewise.
2275 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2276 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2277 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2278 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2279 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2280 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2281 * rtlhooks-def.h (reg_nonzero_bits_general,
2282 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2284 * rtlhooks.c (reg_num_sign_bit_copies_general,
2285 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2287 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2288 * stor-layout.c (mode_for_size_tree): Likewise.
2289 * tree-ssa-loop-im.c (memref_eq): Likewise.
2290 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2291 * tree.c (contains_placeholder_p, type_list_equal,
2292 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2294 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2295 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2296 contains_placeholder_p, contains_packed_reference,
2297 get_callee_fndecl, operand_equal_for_phi_arg_p,
2298 warn_if_unused_value, is_body_block, native_encode_expr,
2299 native_interpret_expr, fold_convertible_p, operand_equal_p,
2300 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2301 validate_arglist, simple_cst_equal, type_list_equal,
2302 use_register_for_decl, call_expr_flags, get_name,
2303 highest_pow2_factor): Likewise.
2304 (const_call_expr_arg_iterator_d,
2305 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2306 first_const_call_expr_arg, more_const_call_expr_args_p,
2307 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2308 * varasm.c (constructor_static_from_elts_p): Constify.
2310 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2312 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2313 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2314 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2315 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2316 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2317 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2318 spelling conventions.
2319 * doc/invoke.texi: Follow spelling conventions.
2321 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2322 Revital Eres <eres@il.ibm.com>
2324 * modulo-sched.c (sms_schedule): Avoid loops which includes
2325 auto-increment instructions.
2327 2007-07-28 Richard Guenther <rguenther@suse.de>
2330 * fold-const.c (fold_cond_expr_with_comparison): Convert
2331 operand zero of MIN/MAX_EXPR to correct type.
2333 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2335 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2336 flags_from_decl_or_type): Constify.
2337 * gcc.c (do_spec_1): Likewise.
2338 * print-tree.c (dump_addr, print_node_brief): Likewise.
2339 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2340 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2341 tree_purge_all_dead_eh_edges): Likewise.
2342 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2343 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2345 * tree.c (expr_location, expr_has_location, expr_locus,
2346 expr_filename, expr_lineno, get_inner_array_type,
2347 fields_compatible_p): Likewise.
2348 * tree.h (get_inner_array_type, fields_compatible_p,
2349 expr_location, expr_has_location, expr_locus, expr_filename,
2350 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2351 setjmp_call_p, alloca_call_p): Likewise.
2353 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2355 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2356 TV_FLOW_INSENSITIVE.
2358 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2360 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2361 (compute_flow_insensitive_aliasing): Ditto for
2362 TV_FLOW_INSENSITIVE.
2364 2007-07-27 Jan Hubicka <jh@suse.cz>
2366 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2369 * attribs.c: Include hashtab.h
2370 (attribute_hash): New.
2371 (substring): New structure.
2372 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2374 (init_attributes): Initialize attribute hash.
2375 (decl_attributes): Use attribute hash.
2376 * Makefile.in (attribs.c): Depend on hashtab.h.
2378 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2380 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2382 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2384 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2385 __mips_dspr2 and __mips_dsp_rev macros.
2386 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2388 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2390 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2392 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2396 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2397 and the updating of the live and do_not_gen sets.
2398 (df_note_bb_compute): Added updating of live and do_not_gen sets
2399 for regular defs so that the case of clobber inside conditional
2400 call is processed correctly.
2402 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2404 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2405 operands with compatible type.
2407 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2409 * expr.h (store_bit_field): Don't return a value.
2410 * expmed.c (check_predicate_volatile_ok): New function.
2411 (store_bit_field_1): New function, extracted from store_bit_field.
2412 Take a fallback_p argument and return true if the operation succeeded.
2413 Only use store_fixed_bit_field if fallback_p. Don't recompute
2414 mode_for_extraction; use op_mode instead. Try forcing memories
2415 into registers if the insv expander fails.
2416 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2417 Don't return a value.
2418 (convert_extracted_bit_field): New function, extracted from
2420 (extract_bit_field_1): Likewise. Take a fallback_p argument
2421 and return NULL if the operation succeeded. Only use
2422 extract_fixed_bit_field if fallback_p. Only calculate one
2423 extraction mode. Combine code for extv and extzv. Try forcing
2424 memories into registers if the ext(z)v expander fails.
2425 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2427 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2429 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2431 (df_ref): Likewise. Put regno with other integer fields.
2433 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2435 * df.h (df_mw_hardreg): Remove "loc" field.
2436 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2438 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2439 split out from df_set_unused_notes_for_mw. Return false for
2440 partial references. Assert that mw_reg is a REG when returning true.
2441 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2442 (df_whole_mw_reg_dead_p): New function, split out from
2443 df_set_dead_notes_for_mw. Return false for partial references.
2444 Assert that mw_reg is a REG when returning true.
2445 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2446 Remove redundant bitmap check.
2448 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2450 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2451 ($(T)crtend.o): Likwise.
2452 ($(T)crtbeginS.o): Likwise.
2453 ($(T)crtendS.o): Likwise.
2454 ($(T)crtfastmath.o): Likwise.
2456 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2458 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2459 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2460 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2461 and x_n_bbs_in_dom_tree fields.
2463 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2465 PR tree-optimization/32087
2466 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2467 Do not call scale_bbs_frequencies_int with prob of zero.
2469 2007-07-26 Julian Brown <julian@codesourcery.com>
2471 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2472 (neon_element_bits): Add prototypes.
2473 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2474 (neon_const_bounds, neon_element_bits): New functions.
2475 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2476 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2477 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2478 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2479 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2480 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2481 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2482 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2483 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2484 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2485 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2486 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2487 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2489 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2491 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2492 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2494 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2495 Julian Brown <julian@codesourcery.com>
2497 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2498 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2499 * config/arm/cortex-a8.md: New.
2500 * config/arm/cortex-a8-neon.md: New.
2501 * config/arm/neon-schedgen.ml: New.
2502 * config/arm/neon.md (vqh_mnem): New.
2504 (Is_float_mode): New.
2505 (Scalar_mul_8_16): New.
2507 (V_mode_nunits): New.
2508 (All instruction patterns): Annotate with neon_type attribute
2510 * config/arm/arm.md: Include cortex-a8.md.
2511 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2513 Annotate instruction patterns accordingly.
2514 (generic_sched): Do not use generic scheduling for Cortex-A8.
2515 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2517 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2519 * fold-const.c (fold_read_from_constant_string): Use
2521 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2523 2007-07-26 Nick Clifton <nickc@redhat.com>
2525 * tree-ssa-operands.h: Change copyright header to refer to version
2526 3 of the GNU General Public License and to point readers at the
2527 COPYING3 file and the FSF's license web page.
2528 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2529 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2530 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2531 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2532 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2533 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2534 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2535 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2536 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2537 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2538 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2539 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2540 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2541 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2542 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2543 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2544 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2545 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2546 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2547 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2548 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2549 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2550 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2551 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2552 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2553 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2554 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2555 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2556 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2557 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2558 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2559 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2560 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2561 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2562 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2563 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2564 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2565 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2566 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2567 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2568 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2569 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2570 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2571 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2572 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2573 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2574 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2575 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2576 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2577 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2578 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2579 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2580 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2581 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2582 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2583 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2584 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2585 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2586 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2587 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2588 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2589 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2590 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2591 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2592 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2593 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2594 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2595 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2596 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2597 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2598 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2599 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2600 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2601 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2602 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2603 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2604 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2605 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2606 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2607 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2608 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2609 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2610 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2611 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2612 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2613 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2614 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2615 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2616 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2617 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2618 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2619 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2620 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2621 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2622 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2623 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2624 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2625 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2626 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2627 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2628 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2629 convert.c, convert.h, langhooks-def.h, reload1.c,
2630 tree-ssa-operands.c: Likewise.
2632 2007-07-26 Jan Hubicka <jh@suse.cz>
2634 * tree-ssa-live.c: Include debug.h and flags.h.
2635 (mark_scope_block_unused): New function.
2636 (remove_unused_scope_block_p): New function.
2637 (remove_unused_locals): Remove unused blocks too.
2639 2007-07-25 Ian Lance Taylor <iant@google.com>
2641 * combine.c (combine_max_regno): Remove. Remove all uses.
2642 (struct reg_stat_struct): Rename from struct reg_stat.
2643 (reg_stat_type): Define, and declare VECs.
2644 (reg_stat): Change from pointer to VEC. Change all uses.
2645 (combine_split_insns): New static function.
2646 (try_combine, find_split_point): Call it instead of split_insns.
2648 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2650 * cfghooks.c (split_block): Fix the information about loop latch.
2652 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2654 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2656 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2658 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2659 Scan the new edge for loop exit info.
2661 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2663 * config/darwin.c: Include debug.h.
2665 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2668 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2670 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2672 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2673 (HARD_REGNO_MODE_OK): Ditto.
2674 (MODES_TIEABLE_P): Ditto.
2675 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2676 (CLASS_MAX_NREGS): Ditto.
2677 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2678 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2679 (divdf3_internal_thr): Removed.
2680 * config/ia64/div.md: New file.
2681 * config/ia64/constraints.md: Add H constraint.
2683 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2685 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2686 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2687 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2688 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2689 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2690 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2691 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2692 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2693 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2694 dump_sbitmap_file, debug_sbitmap, popcount_table,
2695 sbitmap_popcount): Constify.
2696 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2697 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2698 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2699 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2700 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2701 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2702 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2703 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2704 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2705 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2706 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2708 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2710 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2711 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2712 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2713 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2714 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2715 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2716 bitmap_intersect_p, bitmap_intersect_compl_p,
2717 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2718 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2720 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2721 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2722 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2723 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2724 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2725 debug_bitmap, debug_bitmap_file, bitmap_print,
2726 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2727 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2729 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2731 * config/darwin.c (darwin_override_options): Additional fix for
2732 debug info formats that don't support var tracking.
2734 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * cselib.c (entry_and_rtx_equal_p): Constify.
2737 * gengtype.c (output_mangled_typename, write_types, write_local):
2739 * gengtype.h (const_type_p): New.
2740 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2742 * tlink.c (scan_linker_output): De-constify.
2743 * tree-ssa-loop-im.c (memref_eq): Constify.
2744 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2745 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2747 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2749 * c-common.c (fname_as_string, c_type_hash): Constify.
2750 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2751 * cgraph.c (edge_hash, edge_eq): Likewise.
2752 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2753 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2754 reg_attrs_htab_eq): Likewise.
2755 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2757 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2758 const_decl_t, const_state_t, const_automata_list_el_t): New.
2759 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2760 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2761 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2762 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2763 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2764 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2765 compare_max_occ_cycle_nums, out_state_arcs_num,
2766 compare_transition_els_num, units_cmp, state_reservs_cmp):
2768 * genmodes.c (cmp_modes): Likewise.
2769 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2770 * gimplify.c (compare_case_labels): Likewise.
2771 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2772 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2773 * matrix-reorg.c (mtt_info_hash): Likewise.
2774 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2775 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2776 (htab_hash_bucket, htab_hash_elem): Constify.
2777 * tree-browser.c (TB_parent_eq): Likewise.
2778 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2779 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2780 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2781 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2783 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2784 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2785 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2786 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2787 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2789 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2790 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2791 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2792 * tree-ssa-threadupdate.c (redirection_data_hash,
2793 redirection_data_eq): Likewise.
2794 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2795 * tree-ssa.c (var_ann_eq): Likewise.
2796 * tree-vrp.c (compare_case_labels): Likewise.
2797 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2798 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2799 tree_not_check_failed, tree_class_check_failed,
2800 tree_range_check_failed, tree_not_class_check_failed,
2801 omp_clause_check_failed, omp_clause_range_check_failed,
2802 tree_contains_struct_check_failed, tree_operand_check_failed):
2804 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2805 tree_not_check_failed, tree_class_check_failed,
2806 tree_range_check_failed, tree_not_class_check_failed,
2807 tree_operand_check_failed, omp_clause_operand_check_failed,
2808 tree_operand_length): Likewise.
2809 * var-tracking.c (const_variable): New.
2810 (variable_htab_hash, variable_htab_eq): Constify.
2811 * varasm.c (const_desc_hash): Likewise.
2813 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2815 * expr.c (handled_component_p): Constify.
2816 * fold-const.c (fit_double_type): Likewise.
2817 * real.h (real_value_from_int_cst): Likewise.
2818 * tree-flow-inline.h (gimple_in_ssa_p,
2819 gimple_aliases_computed_p, gimple_addressable_vars,
2820 gimple_call_clobbered_vars, gimple_referenced_vars,
2821 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2822 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2823 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2824 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2825 is_label_stmt, is_global_var, phi_ssa_name_p,
2826 factoring_name_p, is_call_clobbered, tree_common_ann,
2827 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2828 unmodifiable_var_p, array_ref_contains_indirect_ref,
2829 ref_contains_array_ref, lookup_subvars_for_var,
2830 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2831 gimple_mem_ref_stats): Likewise.
2832 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2833 may_aliases, is_exec_stmt, is_label_stmt,
2834 ref_contains_array_ref, array_ref_contains_indirect_ref,
2835 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2836 unmodifiable_var_p): Likewise.
2837 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2838 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2839 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2840 cst_and_fits_in_hwi, real_value_from_int_cst,
2841 build_real_from_int_cst, integer_zerop, integer_onep,
2842 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2843 tree_floor_log2, real_zerop, real_onep, real_twop,
2844 real_minus_onep, really_constant_p, purpose_member, chain_member,
2845 list_length, fields_length, int_size_in_bytes, bit_position,
2846 int_bit_position, byte_position, int_byte_position, expr_align,
2847 array_type_nelts, tree_node_structure,
2848 type_contains_placeholder_1, iterative_hash_pointer,
2849 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2850 tree_map_base_eq, type_hash_list, type_hash_eq,
2851 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2852 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2853 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2854 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2855 int_fits_type_p, get_containing_scope, decl_function_context,
2856 decl_type_context, omp_clause_operand_check_failed,
2857 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2858 * tree.h (omp_clause_operand_check_failed, tree_size,
2859 build_real_from_int_cst, array_type_nelts, purpose_member,
2860 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2861 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2862 is_attribute_p, check_qualified_type, expr_align,
2863 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2864 int_byte_position, list_length, fields_length, initializer_zerop,
2865 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2866 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2867 tree_node_structure, handled_component_p, get_containing_scope,
2868 decl_function_context, decl_type_context, real_zerop,
2869 type_num_arguments, fit_double_type, really_constant_p,
2870 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2871 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2872 real_twop, real_minus_onep, int_cst_value): Likewise.
2874 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2876 * cfglayout.c (insn_scope, insn_line): Constify.
2877 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2878 const_double_htab_hash, const_double_htab_eq,
2879 mem_attrs_htab_hash): Likewise.
2880 * loop-iv.c (biv_eq): Likewise.
2881 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2882 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2883 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2885 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2886 error_for_asm, warning_for_asm, _fatal_insn,
2887 _fatal_insn_not_found): Likewise.
2888 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2889 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2890 rtl_check_failed_type2, rtl_check_failed_code1,
2891 rtl_check_failed_code2, rtl_check_failed_code_mode,
2892 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2893 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2894 rtl_check_failed_type2, rtl_check_failed_code1,
2895 rtl_check_failed_code2, rtl_check_failed_code_mode,
2896 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2897 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2898 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2899 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2900 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2901 rtx_unstable_p, get_integer_term, get_related_value,
2902 offset_within_block_p, reg_mentioned_p, count_occurrences,
2903 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2904 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2905 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2906 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2907 find_constant_src, find_reg_fusage, find_regno_fusage,
2908 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2909 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2910 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2911 computed_jump_p, auto_inc_p, in_expr_list_p,
2912 remove_node_from_expr_list, loc_mentioned_in_p,
2913 label_is_jump_target_p, reversed_comparison_code_parts,
2914 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2915 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2916 print_inline_rtx): Likewise.
2917 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2918 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2919 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2920 get_integer_term, get_related_value, offset_within_block_p,
2921 count_occurrences, reg_mentioned_p, no_labels_between_p,
2922 reg_used_between_p, reg_referenced_p, single_set_2,
2923 multiple_sets, set_noop_p, refers_to_regno_p,
2924 reg_overlap_mentioned_p, dead_or_set_p,
2925 covers_regno_no_parallel_p, covers_regno_p,
2926 dead_or_set_regno_p, find_reg_note, find_regno_note,
2927 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2928 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2929 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2930 side_effects_p, may_trap_p_1, may_trap_p,
2931 may_trap_after_code_motion_p, may_trap_or_fault_p,
2932 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2933 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2934 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2935 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2936 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2938 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2939 warning_for_asm): Likewise.
2940 * tree.h (print_rtl): Likewise.
2941 * varasm.c (get_pool_mode): Likewise.
2943 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2945 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2946 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2947 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2948 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2949 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2950 * ddg.c (compare_sccs): Likewise.
2951 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2952 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2953 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2954 decimal_do_fix_trunc, decimal_real_to_integer,
2955 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2956 * dse.c (const_group_info_t): New.
2957 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2958 * dwarf2out.c (const_dw_die_ref): New.
2959 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2960 * tree-browser.c (TB_parent_eq): Likewise.
2961 * unwind-dw2-fde.c (__register_frame_info_bases,
2962 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2963 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2965 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2966 * unwind-dw2.c (uw_frame_state_for): Likewise.
2967 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2968 * value-prof.h (const_histogram_value): New.
2970 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2972 * config/mips/mips.c (machine_function): Add
2973 initialized_mips16_gp_pseudo_p.
2974 (mips16_gp_pseudo_reg): Do not emit the initialization of
2975 mips16_gp_pseudo_rtx when being called from the gimple cost-
2976 calculation routines; emit it on the first use outside those
2979 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2981 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2984 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2985 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2986 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2987 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2988 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2989 Preserve const-ness of parameters through use of __typeof(),
2990 also constify and tidy.
2992 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2993 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2994 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2995 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2996 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2997 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2998 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2999 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3000 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3002 2007-07-25 Julian Brown <julian@codesourcery.com>
3003 Mark Shinwell <shinwell@codesourcery.com>
3005 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3006 (alpha_mangle_type): This.
3007 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3008 (TARGET_MANGLE_TYPE): Define this instead.
3009 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3010 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3011 (arm_init_neon_builtins): Fix comment.
3012 (arm_mangle_map_entry): New.
3013 (arm_mangle_map): New.
3014 (arm_mangle_type): New.
3015 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3016 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3017 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3018 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3019 (TARGET_MANGLE_TYPE): Define this instead.
3020 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3021 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3022 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3023 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3024 (TARGET_MANGLE_TYPE): Define this instead.
3025 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3027 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3028 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3029 (TARGET_MANGLE_TYPE): Define this instead.
3030 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3031 (s390_mangle_type): This.
3032 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3033 (TARGET_MANGLE_TYPE): Define this instead.
3034 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3035 (sparc_mangle_type): This.
3036 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3037 (TARGET_MANGLE_TYPE): Define this instead.
3038 * cp/mangle.c (write_type): Call mangle_type target hook on all
3039 types before mangling. Use original type, not main variant, as
3041 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3042 (TARGET_MANGLE_TYPE): This.
3043 * target.h (gcc_target): Rename mangle_fundamental_type to
3045 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3046 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3048 2007-07-25 Julian Brown <julian@codesourcery.com>
3049 Paul Brook <paul@codesourcery.com>
3050 Joseph Myers <joseph@codesourcery.com>
3051 Mark Shinwell <shinwell@codesourcery.com>
3053 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3054 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3055 (with_fpu): Allow --with-fpu=neon.
3056 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3057 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3058 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3059 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3060 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3061 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3062 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3063 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3064 (output_move_neon): Add prototypes.
3065 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3066 (all_fpus): Add FPUTYPE_NEON.
3067 (fp_model_for_fpu): Add NEON field.
3068 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3069 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3071 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3073 (thumb2_legitimate_address_p): Likewise.
3074 (neon_valid_immediate): Recognize and prepare constants suitable for
3076 (neon_immediate_valid_for_move): New function. Recognize and prepare
3077 immediates for NEON move instructions.
3078 (neon_immediate_valid_for_logic): New function. Recognize and
3079 prepare immediates for NEON logic instructions.
3080 (neon_output_logic_immediate): New function. Create asm string
3081 suitable for outputting immediate logic instructions.
3082 (neon_pairwise_reduce): New function. Implement reduction using
3083 pairwise operations.
3084 (neon_expand_vector_init): New function. Expand a (possibly
3085 non-constant) vector initialization.
3086 (neon_vector_mem_operand): New function. Memory operands supported
3087 for quad-word loads/stores to/from ARM or NEON registers. Don't
3088 allow base+offset addressing for core regs.
3089 (neon_struct_mem_operand): New function. Valid mems for NEON
3091 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3092 from neon_vector_mem_operand addresses without a secondary register.
3093 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3094 (add_minipool_backward_ref): Likewise.
3095 (dump_minipool): Likewise.
3096 (push_minipool_fix): Likewise.
3097 (output_move_quad): New function. Output quad-word moves, loads and
3098 stores using ARM registers.
3099 (output_move_vfp): Add support for vectors in VFP (NEON) D
3101 (output_move_neon): Output a NEON load/store to/from a quadword
3103 (arm_print_operand): Implement new codes:
3104 - 'c' for unadorned integers (without a # sign).
3105 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3107 - 'e', 'f' for the low and high D parts of a NEON Q register.
3108 - 'q' outputs a NEON Q register.
3109 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3110 - 'T' prints NEON opcode features from a coded bitmask.
3111 - 'F' is similar to T, but signed/unsigned codes both print as
3113 - 't' is similar to T, but 'u' is printed instead of 'p'.
3114 - 'O' prints 'r' if NEON instruction should perform rounding (as
3115 specified by bitmask), else prints nothing.
3116 - '#' is a punctuation character to stop operand numbers from
3117 running together with following digits in the assembler
3118 strings for instructions (when using mode attributes).
3119 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3120 constant vectors in big-endian mode, where necessary.
3121 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3122 Handle EI, OI, CI, XI modes.
3123 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3124 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3125 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3126 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3127 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3129 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3130 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3131 to turn v8qi, etc. into bits defined above.
3132 (neon_itype): New enumeration. Classifications of NEON builtins.
3133 (neon_builtin_datum): Define struct. Contains information about
3134 a single builtin (with multiple modes).
3135 (CF): Define helper macro for...
3136 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3138 (neon_builtin_data): New array. Define information about builtins
3139 for use during initialization/expansion.
3140 (arm_init_neon_builtins): New function.
3141 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3143 (neon_builtin_compare): New function.
3144 (locate_neon_builtin_icode): New function. Find an insn code for a
3145 builtin given a function code for that builtin. Also return type of
3146 builtin (NEON_BINOP, NEON_UNOP etc.).
3147 (builtin_arg): New enumeration. Types of arguments for builtins.
3148 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3149 Takes a variable argument list of builtin_arg types, terminated by
3151 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3152 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3153 (neon_emit_pair_result_insn): New function. Support returning pairs
3154 of vectors via a pointer.
3155 (neon_disambiguate_copy): New function. Set up operands for a
3156 multi-word copy such that registers do not get clobbered.
3157 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3158 ARM_BUILTIN_NEON_BASE.
3159 (arm_file_start): Set float-abi attribute for NEON.
3160 (arm_vector_mode_supported_p): Enable NEON vector modes.
3161 (arm_mangle_map_entry): New.
3162 (arm_mangle_map): New.
3163 (arm_mangle_vector_type): New.
3164 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3166 (TARGET_NEON): New macro. Target supports NEON.
3167 (fputype): Add FPUTYPE_NEON.
3168 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3169 for vectorization based on command-line arg.
3170 (NEON_REGNO_OK_FOR_NREGS): Define.
3171 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3172 (VALID_NEON_STRUCT_MODE): Define.
3173 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3174 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3175 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3176 (consttable_16): Add pattern for outputting 16-byte minipool
3178 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3180 (vec-common.md, neon.md): Include md files.
3181 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3182 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3183 (memory_constraint "Ut", "Un", "Us"): Define.
3184 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3185 (MMX_char): New mode attribute.
3186 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3187 (*add<mode>3_iwmmxt): New insn pattern.
3188 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3189 (*sub<mode>3_iwmmxt): New insn pattern.
3190 (mulv4hi3): Rename to...
3191 (*mulv4hi3_iwmmxt): This.
3192 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3193 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3194 (uminv4hi3, uminv2si3): Remove. Replace with...
3195 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3196 (*umin<mode>3_iwmmxt): These.
3197 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3198 (ashr<mode>3_iwmmxt): This new pattern.
3199 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3200 (lshr<mode>3_iwmmxt): This new pattern.
3201 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3202 (ashl<mode>3_iwmmxt): This new pattern.
3203 * config/arm/neon-docgen.ml: New file. Generate documentation for
3205 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3206 * config/arm/arm_neon.h: New (autogenerated).
3207 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3209 * config/arm/neon.md: New file. Define NEON instructions.
3210 * config/arm/neon.ml: New file. Abstract description of NEON
3211 instructions, used to generate arm_neon.h header, documentation and
3213 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3214 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3216 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3218 (ARM NEON Intrinsics): New subsection.
3219 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3221 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3223 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3226 2007-07-24 Jan Hubicka <jh@suse.cz>
3228 * regclass.c (move_table): New type.
3229 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3230 (init_move_cost): Break out from ...
3231 (init_reg_sets_1): ... here; simplify computation of
3232 have_regs-of_mode and contains_reg_of_mode.
3233 (record_reg_classes): Unswitch internal loops.
3234 (copy_cost): Trigger lazy initialization of move cost
3235 (record_address_regs): Likewise.
3237 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3239 * config/darwin.c (darwin_override_options): Don't force on
3240 flag_var_tracking_uninit when no debug info is requested.
3242 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3244 * cfgloop.c (init_loops_structure): New function.
3245 (flow_loops_find): Create root of the loop tree unconditionally.
3247 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3249 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3251 2007-07-24 Jan Hubicka <jh@suse.cz>
3253 * caller-save.c: Include ggc.h, gt-caller-save.h
3254 (reg_save_code, reg_restore_code): Rename to ...
3255 (cached_reg_save_code, cached_reg_restore_code): ... those.
3256 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3257 (reg_save_code, reg_restore_code): New functions.
3258 (init_caller_save): Do not intialize
3259 reg_save_code/reg_restore_code tables.
3260 * Makefile.in: (gt-caller-save.h): New.
3262 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3264 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3265 with the mode of the original operand instead of
3268 2007-07-23 Jan Hubicka <jH@suse.cz>
3270 * i386.c (ix86_secondary_memory_needed): Break out to...
3271 (inline_secondary_memory_needed): ... here.
3272 (ix86_memory_move_cost): Break out to ...
3273 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3274 maximum of input and output; fix handling of Q_REGS on 64bit.
3275 (ix86_secondary_memory_needed): Microoptimize.
3277 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3279 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3280 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3281 stmts_from_loop, known_dependences_p, build_rdg): New.
3282 * tree-data-ref.h: Depends on graphds.h.
3283 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3284 (build_rdg): Declared.
3285 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3287 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3289 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3292 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3293 Jakub Jelinek <jakub@redhat.com>
3295 PR middle-end/PR28690
3296 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3297 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3298 and MEM_POINTER operands over REG and MEM operands.
3299 (swap_commutative_operands_p): Change return value to bool.
3300 * rtl.h: Update the corresponding prototype.
3301 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3302 instead of gen_rtx_PLUS.
3303 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3304 value to bool. Change function arguments to rtx's and update code
3306 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3307 calls to match the new declaration.
3308 * simplify-rtx.c (simplify_associative_operation): Don't
3309 reorder simplify_binary_operation arguments.
3311 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3313 * config/mips/mips.c (override_options): Use mips_costs to derive
3314 the default branch cost.
3315 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3317 * config/mips/mips.opt (mbranch-cost=): New option.
3318 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3320 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3322 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3323 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3324 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3325 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3327 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3329 * config/mips/constraints.md (ks): New constraint.
3330 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3331 (*add<mode>3_mips16): ...here.
3333 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3335 * optabs.h (enum optab_index): Add new OTI_signbit.
3336 (signbit_optab): Define corresponding macro.
3337 (enum insn_code signbit_optab[]): Remove array.
3338 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3339 (expand_copysign_absneg): If back end provides signbit insn, use it
3340 instead of bit operations on floating point argument.
3341 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3342 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3343 availability of signbit insn.
3345 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3346 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3347 SSE mode is not active.
3348 (isinf<mode>2): Disable for mfpmath=sse,387.
3350 2007-07-22 Ben Elliston <bje@au.ibm.com>
3352 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3354 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3356 2007-07-20 Richard Guenther <rguenther@suse.de>
3358 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3359 integral typed condition.
3360 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3361 booleanness. Only preserve conversions from a non-base
3362 type to a base type, not in general between types with
3363 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3364 * tree.def (COND_EXPR): Document that the condition
3365 can be of any integral type.
3367 2007-07-20 Nigel Stephens <nigel@mips.com>
3368 Richard Sandiford <richard@codesourcery.com>
3370 * config/mips/mips.h (mips_dwarf_regno): Declare.
3371 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3372 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3373 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3374 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3375 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3376 (REG_CLASS_NAMES): Update accordingly.
3377 * config/mips/mips.c (mips_dwarf_regno): New array.
3378 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3379 (mips_subword): Remove special handling for accumulator registers.
3380 (override_options): Initiailize mips_dwarf_regno. Remove use
3382 (mips_swap_registers): New function.
3383 (mips_conditional_register_usage): Swap accumulator registers
3384 around if TARGET_LITTLE_ENDIAN.
3385 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3386 * config/mips/constraints.md (h, l): Use the endianness to choose
3387 between MD0_REG and MD1_REG.
3388 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3389 alternative-dependent template.
3391 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3393 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3396 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3398 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3399 predecessor fallthru flags.
3401 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3403 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3404 of compare to the same type.
3405 * cfgloopmanip.c (add_loop): Update information about loop exits.
3406 (loop_version): Remove the innermost loop requirement.
3407 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3408 to sizetype for pointers.
3410 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3412 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3413 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3414 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3416 * config/dfp-bit.c: Empty for TFmode conversions.
3418 2007-07-18 Caroline Tice <ctice@apple.com>
3420 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3421 and handle them correctly; check that src is not NULL before
3423 (find_src_set_src): Likewise.
3425 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3427 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3428 (struct alignment_context, init_alignment_context): New.
3429 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3430 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3431 (XCHAL_HAVE_S32C1I): Likewise.
3432 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3433 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3434 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3435 (ATOMIC, HQI): New macros.
3436 (memory_barrier, *memory_barrier): New.
3437 (sync_lock_releasesi): New.
3438 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3439 (sync_lock_test_and_set<mode>): New.
3440 (sync_<atomic><mode>): New.
3441 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3442 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3443 (xtensa_expand_atomic): New.
3445 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3450 transformation for builtin ISNORMAL.
3451 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3452 * builtins.def (BUILT_IN_ISNORMAL): New.
3453 * doc/extend.texi: Document isnormal.
3455 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3459 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3460 optabs infrastructure. Provide generic implementation for
3462 (expand_builtin): Handle FINITE/ISFINITE.
3463 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3464 (fold_builtin_1): Likewise.
3466 * builtins.def (BUILT_IN_ISFINITE): New.
3468 * doc/extend.texi: Document isfinite.
3470 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3475 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3476 generic fallback for isinf.
3477 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3478 calculation code ...
3479 * real.c (get_max_float): ... to here.
3480 * real.h (get_max_float): New.
3482 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * builtin-attrs.def (ATTR_TYPEGENERIC,
3487 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3489 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3490 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3491 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3492 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3494 * c-common.c (handle_type_generic_attribute): New.
3495 (c_common_attribute_table): Add "type generic".
3497 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3499 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3501 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3502 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3505 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3508 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3509 checking that the operand is an expression.
3511 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3512 Danny Smith <dannysmith@users.sourceforge.net>
3515 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3516 file mapping object in local namespace if Windows version later
3519 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3521 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3522 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3523 arm_cannot_force_const_mem.
3524 (arm_cannot_force_const_mem): New function.
3525 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3526 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3527 of arm_tls_referenced_p.
3528 * config/arm/arm.md (movsi): Split out-of-section constants when
3529 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3530 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3532 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3534 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3536 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3538 * config/mips/mips.md (*extendqihi2): Convert the destination
3541 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3543 * config/pa/fptr.c: Update license header.
3544 * config/pa/milli64.S: Likewise.
3546 2007-07-17 Nick Clifton <nickc@redhat.com>
3548 * COPYING_v3: New file. Contains version 3 of the GNU General
3550 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3551 Lesser General Public License.
3552 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3553 the GNU General Public License.
3555 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3557 PR rtl-optimization/32773
3558 * cfglayout.c (force_one_exit_fallthru): New function.
3559 (cfg_layout_finalize): Use it.
3561 2007-07-16 Richard Guenther <rguenther@suse.de>
3562 Uros Bizjak <ubizjak@gmail.com>
3564 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3565 before forcing it to gimple operand.
3567 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3568 David Ung <davidu@mips.com>
3570 * config/mips/mips.h (TUNE_24K): Define.
3571 (TUNE_MACC_CHAINS): Add TUNE_24K.
3572 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3574 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3575 (r74k_int_madd): .. this new reservation.
3576 (define_bypass): Fixed bypasses for r74k_int_madd to use
3578 * config/mips/24k.md (define_bypass): Define new
3579 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3581 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3582 Nigel Stephens <nigel@mips.com>
3584 * config/mips/mips.md: Include 20kc.md.
3585 * config/mips/20kc.md: New file.
3586 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3587 (mips_adjust_cost): Tweak for 20Kc.
3588 (mips_issue_rate): Likewise.
3589 * config/mips/mips.h (TUNE_20KC): Define.
3591 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3593 * config/rs6000/rs6000.c (struct processor_cost): Add
3594 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3596 (*_cost): Add cache information.
3597 (rs6000_override_options): Set cache parameters.
3599 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3602 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3603 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3605 2007-07-16 Paul Brook <paul@codesourcery.com>
3608 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3609 (cirrus_thumb2_movsi_insn): Ditto.
3611 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3613 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3616 2007-07-15 Andrew Haley <aph@redhat.com>
3618 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3619 before looking in the context.
3621 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3625 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3626 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3627 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3628 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3629 to generate .CALLINFO statement.
3630 (hppa_expand_prologue): Set rp_saved.
3631 (hppa_expand_epilogue): Use rp_saved.
3632 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3633 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3635 2007-07-14 Dirk Mueller <dmueller@suse.de>
3637 * omega.c (coalesce): Fix memory leak on early exit.
3638 * matrix-reorg.c (check_allocation_function): Likewise.
3639 * tree-vect-transform.c (vect_get_new_vect_var): free result
3641 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3642 pass pointer to edge vector
3643 (partition_hot_cold_basic_blocks): Fix memory leak.
3644 * collect2.c (prefix_from_string): Free temporary storage.
3645 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3647 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3649 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3650 (DO_GLOBAL_DTORS_BODY): Likewise.
3652 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3653 Nigel Stephens <nigel@mips.com>
3655 * config/mips/mips.c (mips_classify_symbol): Don't return
3656 SYMBOL_SMALL_DATA for constant pool addresses if
3657 TARGET_EMBEDDED_DATA is true.
3659 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3662 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3663 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3664 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3665 __builtin_ia32_storehps, __builtin_ia32_storelps,
3666 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3667 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3668 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3669 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3670 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3671 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3672 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3673 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3674 using def_builtin_const.
3676 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3678 PR tree-optimization/32705
3679 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3680 (simplify_binary_expression): Use SSA_VAL consistently.
3682 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3684 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3685 (SPEFSCR_REGNO): Delete definition.
3686 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3687 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3688 * config/rs6000/rs6000.h: Do not define *_REGNO.
3689 LINK_REGISTER_REGNUM -> LR_REGNO.
3690 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3691 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3692 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3693 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3694 R_VRSAVE, R_VSCR. Use them.
3695 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3696 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3697 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3698 * config/rs6000/aix.h: Define R_LR. Use it.
3700 2007-07-13 Caroline Tice <ctice@apple.com>
3702 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3703 flag_var_tracking is explicitly turned off (i.e. when variable
3704 tracking is not feasible); otherwise, turn flag_var_tracking on when
3705 flag_var_tracking_uninit is on.
3706 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3707 note definitions, to allow recording of initialization status in the
3709 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3710 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3711 determine if two note locations are equal.
3712 (output_loc_list): Don't output list entries whose start & end labels
3714 (reg_loc_descriptor): Add parameter for initialization status; pass it
3715 to other loc descriptor functions.
3716 (one_reg_loc_descriptor): Add parameter for initialization status;
3717 check its value and add DW_OP_GNU_uninit to returned loc descr if
3719 (multiple_reg_loc_descriptor): Add parameter for initialization
3721 pass init status argument to other loc descriptor functions; check
3722 value of intialization parameter and add DW_OP_GNU_uninit to returned
3723 loc descr if appropriate.
3724 (based_loc_descr): Add parameter for initialization status; add new
3725 variable for return value; check value of initialization parameter and
3726 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3727 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3728 pass init status argument to other loc descriptor functions; check
3729 value of intialization parameter and add DW_OP_GNU_uninit to returned
3730 loc descr if appropriate.
3731 (mem_loc_descriptor): Likewise.
3732 (concat_loc_descriptor): Likewise.
3733 (concatn_loc_descriptor): Likewise.
3734 (loc_descriptor): Add parameter for initialization status; pass it as
3735 argument to other loc descriptor function calls.
3736 (loc_descriptor_from_tree_1): Add appropriate initialization status
3737 to loc descriptor function calls.
3738 (add_location_or_const_value_attribute): Get initialization status
3739 from VAR_LOCATION note; add initialization status to loc descriptor
3741 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3742 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3743 status is uninitialized, add "[uninint]" to output.
3744 * common.opt (fvar-tracking-uninit): New option, similar to
3745 fvar-tracking, to turn on tracking of uninitialized variables; creates
3746 a new global flag, flag_var_tracking_uninit.
3747 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3748 (enum var_init_status): New type, for var initialization status field.
3749 * var-tracking.c (struct location_chain_def): Two new fields, init,
3750 for initialization status, and set_src for the assignment value expr.
3751 (unshare_variable): New parameter for initialization status;
3752 initialize new init and set_src fields.
3753 (var_reg_set): New parameters for initialization status and value;
3754 pass them to set_variable_part.
3755 (var_mem_set): Likewise.
3756 (get_init_value): New function.
3757 (var_reg_delete_and_set): New initialization status & value
3758 parameters; add call to get_init_value if status is unknown; pass new
3759 parameters to clobber_variable_part and var_reg_set.
3760 (var_mem_delete_and_set): Likewise.
3761 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3762 (var_mem_delete): Likewise.
3763 (variable_union): Pass status to unshare_variable; initialize new init
3764 and set_src fields. If flag_var_tracking_uninit is not set, force
3765 status to initialized.
3766 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3767 used later to get the set_src value.
3768 (find_src_status): New function.
3769 (find_src_set_src): New function.
3770 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3771 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3772 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3773 and var_mem_delete_and_set.
3774 (dump_variable): Print out "[uninit]" if appropriate.
3775 (set_variable_part): Add new initialization and set_src parameters;
3776 pass status to unshare_variable; set node->init and node- >set_src
3777 fields and modify slot in hash table appropriately; save the init and
3778 set_src values if appropriate and assign to the new node.
3779 (clobber_variable_part): New set_src parameter; if two nodes have
3780 same variable and same location but different set_src (assignment)
3781 values, clobber old node.
3782 (delete_variable_part): Pass init status to unshare_variable.
3783 (emit_note_insn_var_location): Add initialized var; assign var's init
3784 status to new 'initialized'; pass new init status field to calls to
3785 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3786 status to initialized.
3787 (emit_notes_in_bb): Pass initialization status to calls to
3788 var_reg_set, var_mem_set, var_reg_delete_and_set and
3789 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3790 var_reg_delete_and_set and var_mem_delete_and_set; call
3791 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3792 make up for change in add_stores.
3793 (vt_add_function_parameters): Add status to calls to
3795 * config/darwin.c (darwin_override_options): Turn on uninitialized
3796 tracking automatically, if var_tracking is on and the system is
3799 2007-07-13 Sa Liu <saliu@de.ibm.com>
3801 * config.gcc: Add options for arch and tune on SPU.
3802 * config/spu/predicates.md: Add constant operands 0 and 1.
3803 * config/spu/spu-builtins.def: Add builtins for double precision
3804 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3805 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3807 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3809 * config/spu/spu-protos.h: Add new function prototypes.
3810 * config/spu/spu.c (spu_override_options): Check options -march and
3812 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3813 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3815 (spu_const_from_int): New. Create a vector constant from 4 ints.
3816 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3817 (spu_emit_vector_compare): New. Emit vector compare.
3818 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3819 * config/spu/spu.h: Add options -march and -mtune. Define processor
3820 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3821 CANONICALIZE_COMPARISON.
3822 * config/spu/spu.md: Add new insns for double precision compare
3823 and double precision vector compare. Add vcond and smax/smin patterns
3824 to enable DFmode vector conditional expression.
3825 * config/spu/spu.opt: Add options -march and -mtune.
3826 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3827 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3828 both CELL and CELLEDP targets: spu_testsv.
3829 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3832 2007-07-13 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/32721
3835 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3836 TREE_THIS_VOLATILE on the folded reference.
3837 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3838 if the array reference has TREE_THIS_VOLATILE set.
3840 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3843 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3845 2007-07-13 Andreas Schwab <schwab@suse.de>
3847 * gengtype-lex.l: Allow declarations to be indented.
3849 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3851 * ginclude/tgmath.h: New.
3852 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3853 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3854 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3855 * configure: Regenerate.
3857 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3860 correct index when setting register save state for xd
3863 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3865 * config/sh/sh.c (mark_use): Remove.
3867 2007-07-12 Paul Brook <paul@codesourcery.com>
3869 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3870 reg does not overlap return value.
3872 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3874 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3875 (set_expression_vuses): Ditto.
3876 (init_pre): Initialize expression_vuses.
3878 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3880 * config/i386/sse.md (storentdf, storentsf): New.
3882 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3884 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3886 * tree.c (build_decl_stat): Move code from here...
3887 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3888 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3889 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3890 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3891 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3894 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3895 Devang Patel <dpatel@apple.com>
3897 PR tree-optimization/25413
3898 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3899 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3900 * tree.h (contains_packed_reference): New.
3901 * expr.c (contains_packed_reference): New.
3902 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3903 (vect_enhance_data_refs_alignment): Call
3904 vector_alignment_reachable_p.
3905 * target.h (vector_alignment_reachable): New builtin.
3906 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3907 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3908 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3910 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3912 * target.h (builtin_vectorization_cost): Add new target builtin.
3913 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3914 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3915 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3916 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3917 uninitialized variables.
3918 * tree-vect-transform.c (cost_for_stmt): New function.
3919 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3920 using cost 1 for all scalar stmts. Be less conservative when
3921 estimating the number of prologue/epulogue iterations. Call
3922 targetm.vectorize.builtin_vectorization_cost. Return
3923 min_profitable_iters-1.
3924 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3925 initialization cost instead of TARG_VEC_STMT_COST. Use
3926 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3927 epilogue code. Fix epilogue cost computation.
3928 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3929 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3930 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3931 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3932 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3933 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3935 2007-07-12 Richard Guenther <rguenther@suse.de>
3937 * gimplify.c (gimplify_conversion): Make sure that the result
3938 from maybe_fold_offset_to_reference is trivially convertible
3939 to the desired type before doing the simplification.
3940 (gimplify_expr): Likewise.
3941 * fold-const.c (fold_binary): Use the correct types for
3942 building the simplified expression.
3944 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3946 PR rtl-optimization/32729
3947 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3948 that fallthru to exit.
3950 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3952 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3953 (symDTPOFF2reg): Likewise.
3955 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3957 PR tree-optimization/32663
3959 * tree.h (VALUE_HANDLE_VUSES): Remove.
3960 (struct tree_value_handle): Remove vuses.
3962 * tree-vn.c (create_value_handle_for_expr): Don't set
3965 * tree-ssa-pre.c (expression_vuses): New.
3966 (alloc_expression_id): Set up expression_vuses.
3967 (get_expression_vuses): New.
3968 (set_expression_vuses): Ditto.
3969 (clear_expression_ids): Modify for expression_vuses.
3970 (phi_translate_1): Ditto.
3971 (phi_translate_set): Ditto.
3972 (value_dies_in_block_x): Ditto
3973 (valid_in_sets): Ditto.
3974 (add_to_sets): Ditto.
3975 (find_existing_value_expr): Ditto.
3976 (create_value_handle_for_expr): Ditto.
3977 (make_values_for_stmt): Ditto.
3978 (vuse_equiv): Remove.
3980 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3982 * Makefile.in (mostlyclean): Remove object files.
3984 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3986 * toplev.c (no_new_pseudos): Deleted.
3987 * rtl.h (no_new_pseudos): Deleted.
3988 * tree-pass.h (pass_no_new_pseudos): Deleted.
3989 * passes.c (pass_no_new_pseudos): Deleted.
3990 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3991 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3992 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3994 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3995 * rtlhooks.c (gen_lowpart_general): Ditto.
3996 * optabs.c (prepare_operand): Ditto.
3997 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3999 * modulo-sched.c (rest_of_handle_sms): Ditto.
4000 * see.c (rest_of_handle_see): Ditto.
4001 * ifcvt.c (if_convert): Ditto.
4002 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4004 * init-regs.c (gate_initialize_regs): Deleted set of
4006 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4007 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4008 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4010 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4014 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4015 (*vec_extractv2di_1_rex64): New insn pattern.
4017 2007-07-11 David Daney <ddaney@avtrex.com>
4019 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4020 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4021 for SIGNAL_UNWIND_RETURN_COLUMN.
4022 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4023 (DWARF_FRAME_REGNUM): Rewrite.
4024 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4026 2007-07-11 Nick Clifton <nickc@redhat.com>
4028 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4029 delta and use gen_int_mode in place of GET_INT instead.
4031 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4033 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4036 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4038 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4039 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4041 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4042 (USE_CANONICAL_TYPES): New.
4043 * doc/invoke.texi (verify-canonical-types): Remove.
4044 (use-canonical-types): Add.
4046 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4048 * config/spu/spu.c (spu_optimization_options): Remove setting of
4049 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4050 (spu_override_options): Move it here.
4052 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4054 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4055 * config/mips/mips.c (mips_cpu_info_table): Mention
4056 MIPS_ISA_LEVEL_SPEC in the comment.
4058 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4060 PR tree-optimization/32713
4061 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4063 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4066 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4067 conditional to flag_isoc99.
4068 (c_common_init_options): Do it here, unconditionally.
4070 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4072 PR tree-optimization/32589
4073 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4074 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4075 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4076 predicate, extracted from...
4077 (set_rhs): ...here. Call it for the expression on entry.
4078 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4079 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4080 (simplify_binary_expression): Use valid_gimple_expression_p
4081 to validate the simplification.
4082 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4084 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4086 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4087 DWARF2_DEBUG on 32 bit target too.
4088 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4090 2007-07-11 Nick Clifton <nickc@redhat.com>
4092 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4093 version for 64-bit hosts.
4095 2007-07-10 David Daney <ddaney@avtrex.com>
4097 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4099 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4101 * config/mips/mips.c (mips_expand_synci_loop): New function.
4102 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4103 (UNSPEC_RDHWR): Same.
4104 (UNSPEC_SYNCI): Same.
4105 (UNSPEC_SYNC): Same.
4106 (clear_cache): New expand.
4110 (clear_hazard): Same.
4111 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4113 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4114 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4116 2007-07-10 Ian Lance Taylor <iant@google.com>
4118 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4121 2007-07-10 David Daney <ddaney@avtrex.com>
4123 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4124 * builtins.c (expand_builtin___clear_cache): New function.
4125 (expand_builtin): Call expand_builtin___clear_cache for
4126 BUILT_IN_CLEAR_CACHE case.
4127 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4128 * doc/md.texi (clear_cache): Document new instruction pattern.
4129 * testsuite/gcc.dg/builtins-64.c: New test.
4131 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4133 * config/cris/cris.md ("movsi"): Fix typo in last change.
4135 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4138 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4140 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4141 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4142 for FUNCTION_DECLs. Don't use align_functions_log if
4144 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4145 even for FUNCTION_DECLs.
4146 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4148 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4149 (DECL_FUNCTION_CODE): Update for new location and name of
4151 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4152 (struct tree_decl_common): Move 'align' and 'off_align' out
4153 of union, ensure they're still on a 32-bit boundary. Remove
4154 other fields in union 'u1'.
4155 (struct tree_function_decl): Add field 'function_code' replacing
4156 'u1.f' in tree_decl_common.
4157 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4158 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4159 (Variable Attributes): Cross-reference 'aligned' attribute
4160 to Function Attributes.
4161 * flags.h (force_align_functions_log): Delete.
4162 * toplev.c (force_align_functions_log): Delete.
4164 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4167 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4168 (*vec_concatv2di_rex): New insn pattern.
4170 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4173 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4175 2007-07-10 Ian Lance Taylor <iant@google.com>
4177 Replace no_new_pseudos in backends.
4178 * rtl.h (can_create_pseudo_p): Define.
4179 * config/darwin.c (machopic_indirect_data_reference): Use
4180 can_create_pseudo_p () instead of no_new_pseudos.
4181 (machopic_indirect_data_reference): Likewise.
4182 (machopic_legitimize_pic_address): Likewise.
4183 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4184 (alpha_emit_set_const_1): Likewise.
4185 (alpha_emit_set_const): Likewise.
4186 (alpha_emit_conditional_move): Likewise.
4187 (alpha_split_conditional_move): Likewise.
4188 * config/alpha/alpha.md (various splitters): Likewise.
4190 * config/arm/arm.c (legitimize_pic_address): Likewise.
4191 (arm_load_pic_register): Likewise.
4192 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4193 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4194 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4195 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4196 * config/cris/cris.md (movsi): Likewise.
4197 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4198 (symGOTOFF2reg_hilo): Likewise.
4199 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4200 * config/h8300/h8300.md (insv, extzv): Likewise.
4201 * config/i386/i386.c (ix86_expand_move): Likewise.
4202 (ix86_expand_vector_move): Likewise.
4203 (ix86_prepare_fp_compare_args): Likewise.
4204 (ix86_expand_carry_flag_compare): Likewise.
4205 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4206 (tls_dynamic_gnu2_combine_32): Likewise.
4207 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4208 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4209 (ia64_expand_movxf_movrf): Likewise.
4210 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4211 (m32c_split_move): Likewise.
4212 (m32c_expand_insv): Likewise.
4213 * config/m68k/m68k.md (movsi): Likewise.
4214 * config/mips/mips.c (mips_force_temporary): Likewise.
4215 (mips_split_symbol): Likewise.
4216 (mips_move_integer): Likewise.
4217 (mips_legitimize_const_move): Likewise.
4218 * config/mn10300/mn10300.md (movsi): Likewise.
4219 * config/pa/pa.c (emit_move_sequence): Likewise.
4220 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4221 (rs6000_got_register): Likewise.
4222 (create_TOC_reference): Likewise.
4223 (rs6000_machopic_legitimize_pic_address): Likewise.
4224 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4225 (various splitters): Likewise.
4226 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4227 (movsi_got): Likewise.
4228 * config/s390/s390.c (emit_symbolic_move): Likewise.
4229 * config/s390/s390.md (movhi, movqi): Likewise.
4230 (load_multiple, store_multiple): Likewise.
4231 * config/score/score.c (score_force_temporary): Likewise.
4232 * config/sh/sh.c (prepare_move_operands): Likewise.
4233 (prepare_cbranch_operands): Likewise.
4234 (emit_fpu_switch): Likewise.
4235 (fpscr_set_from_mem): Likewise.
4236 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4237 (adddi3, subsi3): Likewise.
4238 (various splitters): Likewise.
4239 (divsi_inv_fp_combine): Likewise.
4240 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4241 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4243 * config/sh/predicates.md (xor_operand): Likewise.
4244 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4245 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4246 (movdi_pic_label_ref): Likewise.
4247 * config/spu/spu.c (spu_split_immediate): Likewise.
4248 * config/alpha/alpha.md (various splitters): Remove test
4249 !no_new_pseudos || reload_completed.
4250 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4252 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4253 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4254 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4255 * config/score/score.c (th_output_mi_thunk): Likewise.
4256 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4257 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4259 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4261 PR rtl-optimization/32664
4262 * mode-switching.c (create_pre_exit): Skip barrier insns.
4264 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4266 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4267 force_gimple_operand_bsi.
4268 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4269 rewrite_use_compare): Ditto.
4270 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4272 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4273 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4274 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4275 * tree-profile.c (prepare_instrumented_value,
4276 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4277 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4278 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4279 tree_gen_ior_profiler): Ditto.
4280 * tree-ssa-reassoc.c (negate_value): Ditto.
4281 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4282 Use force_gimple_operand_bsi.
4283 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4284 * tree-if-conv.c (add_to_dst_predicate_list,
4285 find_phi_replacement_condition): Ditto.
4286 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4287 Call mark_symbols_for_renaming for new statements.
4288 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4290 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4292 * cfghooks.c (remove_edge): New function.
4293 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4295 * cfghooks.h (remove_edge): Declare.
4296 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4297 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4299 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4301 * optabs.h: Added declaration for signbit_optab.
4302 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4303 * genoptinit.c (optabs): Added entry for signbit insns.
4304 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4306 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4307 * config/s390/s390.md (signbit<mode>2): New expander.
4309 2007-07-09 Richard Guenther <rguenther@suse.de>
4312 * fold-const.c (fold_plusminus_mult_expr): Move constant
4313 arguments second to allow decomposing.
4315 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4318 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4320 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4321 Disregard DECL_FROM_INLINE.
4323 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4326 * doc/invoke.texi: Add ftree-reassoc flag.
4327 * common.opt (ftree-reassoc): New flag.
4328 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4329 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4331 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4333 PR tree-optimization/32681
4334 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4335 saved in second_edge->aux when first_bb is a loop header.
4337 2007-07-09 Jan HUbicka <jh@suse.cz>
4339 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4341 2007-07-09 Richard Guenther <rguenther@suse.de>
4343 * c-decl.c (start_function): Do not promote return type.
4345 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4347 * function.c (do_warn_unused_parameter): Do not warn if
4348 TREE_NO_WARNING is set.
4350 2007-07-08 Andreas Schwab <schwab@suse.de>
4352 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4354 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4357 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4359 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4360 apply to assembly language, too.
4361 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4363 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4365 Revert (note the sccvn portions are *not* reverted)
4366 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4368 Fix PR tree-optimization/23488
4370 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4372 * tree-flow-inline.h (get_value_handle): Ditto.
4373 * tree-ssa-pre.c (decl_vh_map): New.
4374 (decl_node_pool): New.
4375 (can_value_number_operation): Support DECL_P.
4376 (can_PRE_operation): Ditto.
4377 (create_expression_by_pieces): Ditto.
4378 (find_existing_value_expr): Modify to differnetiate between
4379 addressing and top level.
4380 (create_value_handle_for_expr): Handle DECL's.
4381 (poolify_tree): Ditto.
4382 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4383 (make_values_for_stmt): Handle DECL's properly.
4384 (init_pre): Reorg to not init useless things during FRE.
4386 * tree-flow.h: Include pointer-set.h.
4387 (decl_vh_map): Declare.
4388 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4390 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4392 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4393 the constraint description.
4394 * doc/md.texi: Update documentation of AVR constraints.
4396 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4398 * auto-inc-dec.c, config/arm/arm.c,
4399 config/m32r/constraints.md, config/mips/mips.md,
4400 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4401 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4402 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4403 typos. Follow spelling conventions.
4404 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4406 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4407 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4409 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4410 realloc_vuse): Remove.
4411 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4414 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4416 Fix PR tree-optimization/23488
4418 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4419 (try_to_simplify): Ditto.
4421 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4423 * tree-flow-inline.h (get_value_handle): Ditto.
4424 * tree-ssa-pre.c (decl_vh_map): New.
4425 (decl_node_pool): New.
4426 (can_value_number_operation): Support DECL_P.
4427 (can_PRE_operation): Ditto.
4428 (create_expression_by_pieces): Ditto.
4429 (find_existing_value_expr): Modify to differnetiate between
4430 addressing and top level.
4431 (create_value_handle_for_expr): Handle DECL's.
4432 (poolify_tree): Ditto.
4433 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4434 (make_values_for_stmt): Handle DECL's properly.
4435 (init_pre): Reorg to not init useless things during FRE.
4437 * tree-flow.h: Include pointer-set.h.
4438 (decl_vh_map): Declare.
4439 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4441 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4443 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4444 apply to assembly language, too.
4445 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4447 2007-07-06 Ian Lance Taylor <iant@google.com>
4448 Zack Weinberg <zackw@panix.com>
4451 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4453 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4455 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4456 (prefetch): Likewise if "pref" would be used.
4458 2007-07-06 Josh Conner <jconner@apple.com>
4462 * calls.c (store_one_arg): Handle arguments which are partially
4463 on the stack when detecting argument overlap.
4465 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4467 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4468 chosen during find_reloads.
4470 2007-07-06 Richard Guenther <rguenther@suse.de>
4472 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4473 TYPE_ARG_TYPES for verification of argument types. Use
4474 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4475 parameters as variable arguments.
4477 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4479 * libgcc2.h (word_type): Type definition removed.
4480 (cmp_return_type, shift_count_type): Type definitions added.
4481 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4482 replaced with shift_count_type.
4483 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4485 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4486 changed from word_type to Wtype.
4487 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4488 replaced with shift_count_type.
4489 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4491 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4492 and libgcc_shift_count attribute added.
4493 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4494 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4495 (TARGET_INITIALIZER): New target hooks added.
4496 * targhooks.c (default_libgcc_cmp_return_mode,
4497 default_libgcc_shift_count_mode): Default implementations for the new
4499 * targhooks.h (default_libgcc_cmp_return_mode,
4500 default_libgcc_shift_count_mode): Function prototypes added.
4501 * target.h (struct gcc_target): Fields for the new target hooks added.
4502 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4504 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4507 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4508 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4510 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4511 s390_libgcc_shift_count_mode): Functions added.
4512 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4513 Target hooks defined.
4515 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4517 * config/mips/mips.c (compute_frame_size): Restore the original
4518 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4519 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4520 Document why the difference is needed.
4522 2007-07-06 Richard Guenther <rguenther@suse.de>
4524 * c-common.c (boolean_increment): Use correctly typed
4527 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4529 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4530 the topmost argument register is not also included in the save mask.
4531 (mips16e_collect_argument_save_p): Take a pointer to the argument
4532 register, rather than a pointer to the number of arguments.
4533 (mips16e_collect_argument_saves): Only include argument saves
4534 that aren't in the register mask.
4536 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4538 PR rtl-optimization/32450
4539 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4540 to ensure that instructions are not moved into the prologue when
4541 profiling is on. Remove unused prologue_end variable.
4542 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4543 as a scheduling barrier.
4545 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4548 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4549 Disregard DECL_FROM_INLINE.
4551 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4553 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4554 IORing with a constant.
4556 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4558 PR rtl-optimization/32475
4559 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4560 for every definition of the stack pointer.
4562 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4564 * arm.c (vfp3_const_double_index): Copy signed results of
4565 REAL_VALUE_TO_INT into unsigned vars.
4567 2007-07-05 Richard Guenther <rguenther@suse.de>
4570 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4572 * tree-ssa.c (useless_type_conversion_p): Check canonical
4575 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4577 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4578 zero_extendhisi2): Change to define_insn_and_split.
4579 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4581 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4583 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4584 pass_match_asm_constraints): New.
4585 * passes.c (init_optimization_passes): Add new pass.
4586 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4587 * function.h (struct function): Add has_asm_statement bit.
4588 (current_function_has_asm_statement): New.
4589 * tree-pass.h (pass_match_asm_constraints): New.
4591 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4593 * config/mips/mips.c (mips_file_start): Avoid declaration
4596 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4598 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4600 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4602 * rtl.def (NOTE): Change print format string to print
4603 operand 5 as a note insn name.
4605 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4606 David Ung <davidu@mips.com>
4608 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4609 * doc/invoke.texi: (MIPS Options): Document them.
4611 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4612 David Ung <davidu@mips.com>
4614 Add support for SmartMIPS ASE.
4616 * optabs.c (expand_binop_directly): New, broken out from...
4617 (expand_binop): Here. Make it try rotating in the other
4618 direction even when the second operand isn't constant.
4619 * config/mips/mips.md (*lwxs): New.
4620 * config/mips/mips.opt (msmartmips): New.
4621 * config/mips/mips.c (mips_lwxs_address_p): New.
4622 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4623 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4624 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4625 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4626 (ISA_HAS_LWXS): New.
4627 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4628 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4629 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4630 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4631 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4632 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4633 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4635 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4637 * tree-vectorizer.c (new_loop_vec_info): Initialize
4638 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4639 * tree-vectorizer.h (_loop_vec_info): Added new filed
4640 min_profitable_iters.
4641 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4642 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4643 * tree-vect-analyze.c (vect_analyze_operations): Set
4644 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4645 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4646 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4647 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4648 and prologue cost to after they are computed.
4649 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4651 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4652 of creating vectors from scalars according to dt.
4653 (vect_model_store_cost): Likewise.
4654 (vectorizable_call): Use dt array instead of scalar dt. Call
4655 vect_model_simple_cost with additional argument dt.
4656 (vectorizable_assignment): Likewise.
4657 (vectorizable_operation): Likewise.
4658 (vectorizable_type_demotion): Likewise.
4659 (vectorizable_type_promotion): Likewise.
4660 (vectorizable_store): Use dt array instead of scalar dt. Call
4661 vect_model_store_cost with additional argument dt.
4662 (vect_do_peeling_for_loop_bound): Don't call
4663 vect_estimate_min_profitable_iters. Instead, lookup
4664 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4665 "may not be profitable".
4667 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4670 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4671 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4672 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4673 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4675 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4677 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4678 addressing modes cheaper.
4680 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4682 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4683 (dw_ranges_struct): Rename block_num to num. Adjust.
4684 (dw_ranges_by_label_struct): New.
4685 (ranges_by_label, ranges_by_label_allocated,
4686 ranges_by_label_in_use): New variables.
4687 (add_ranges_num): Factored most of the code out of...
4688 (add_ranges): ... this one. Rewrite in terms of the former.
4689 (add_ranges_by_labels): New.
4690 (output_ranges): Output by-label ranges.
4691 (dwarf2out_finish): Output range for multiple-section
4692 compile_unit. Output standard DW_AT_low_pc in addition to
4693 unexpected DW_AT_entry_pc.
4695 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4697 PR tree-optimization/32604
4698 PR tree-optimization/32606
4700 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4701 (compute_antic_safe): Removed.
4702 (ANTIC_SAFE_LOADS): Ditto.
4703 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4704 (execute_pre): Don't call compute_antic_safe.
4705 (vuse_equiv): New function.
4706 (make_values_for_stmt): Use it
4707 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4710 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4713 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4715 (avr_attribute_table): Make "naked" attribute apply to function types
4716 rather than to decls.
4717 (avr_handle_fntype_attribute): New function.
4719 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4721 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4724 2007-07-04 David Ung <davidu@mips.com>
4725 Joseph Myers <joseph@codesourcery.com>
4727 * config/mips/mips.md (type): Add logical, signext and move.
4728 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4729 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4730 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4731 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4732 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4733 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4734 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4735 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4736 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4737 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4738 movv2sf_hardfloat_64bit): Use the new types.
4739 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4740 *movdf_softfloat, *movdf_mips16): Use "multi".
4741 (extendqihi2): Replace with a define_expand.
4742 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4743 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4744 * config/mips/74k.md (r74k_int_logical): New reservation and
4746 (r74k_int_arith): Remove "slt".
4747 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4748 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4749 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4750 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4751 reservations for "arith".
4753 2007-07-04 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa.c (useless_type_conversion_p): Add handling for
4756 scalar float and vector types. Only call the types_compatible_p
4757 langhook for aggregate types as last resort. Follow the
4760 2007-07-04 Richard Guenther <rguenther@suse.de>
4762 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4763 the same as NOP_EXPR.
4765 2007-07-04 Nick Clifton <nickc@redhat.com>
4767 * target.h (struct gcc_target): Add target_help field.
4768 * target-def.h (TARGET_HELP): New.
4769 (TARGET_INITIALIZER): Use TARGET_HELP.
4770 * opts.c (command_handle_option): Invoke target_help function, if
4771 defined, when the user has specified --target-help on the command
4773 * doc/invoke.texi: Mention that --target-help might print
4774 additional information.
4775 * doc/tm.texi: Document TARGET_HELP hook.
4777 * arm.c (TARGET_HELP): Override default definition.
4778 (arm_target_help): New - display a wrapped list of cores and
4779 architectures supported.
4781 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4783 * config/v850/v850.c (expand_prologue): Make sure
4784 GEN_INT() argument is sign extended rather than zero extended.
4785 (expand_epilogue): Likewise.
4786 (output_move_double): Delete.
4787 * config/v850/v850-protos.h (output_move_double): Delete.
4788 * config/v850/v850.md (movdi): Delete.
4789 (*movdi_internal): Delete.
4791 (*movdf_internal): Delete.
4793 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4795 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4796 unless compiling RTP PIC.
4798 2007-07-04 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/32482
4801 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4802 original ssa name if we didn't find a shift expression.
4803 Fix shift constant for bit zero test.
4805 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4807 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4809 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4811 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4812 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4813 * config/arm/vxworks.h (ASM_SPEC): Delete.
4814 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4816 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4818 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4819 (DDR_REVERSED_P): New.
4820 * tree-data-ref.c (initialize_data_dependence_relation,
4821 build_classic_dist_vector): Set DDR_REVERSED_P.
4823 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4826 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4827 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4828 init_omega_for_ddr_1): Use non conservative number of iterations
4830 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4831 (analyze_siv_subscript): Remove FIXME and reinitialization of
4832 last_conflicts to chrec_dont_know.
4833 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4835 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4837 * tree.c (maybe_canonicalize_argtypes): Improve description.
4839 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4841 * tree.c (maybe_canonicalize_argtypes): New.
4842 (build_function_type): Set canonical type.
4843 (build_method_type_directly): Ditto.
4844 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4847 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4849 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4851 (rewrite_use_nonlinear_expr): Likewise.
4853 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4855 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4857 2007-07-04 Ben Elliston <bje@au.ibm.com>
4859 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4862 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4864 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4865 (Exception Handling): Likewise.
4867 2007-07-03 Jan Hubicka <jh@suse.cz>
4869 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4871 2007-07-03 Eric Christopher <echristo@apple.com>
4873 * doc/cppopts.texi: Add conflicting option note to -dM.
4874 * doc/invoke.texi: Add note about possible conflicts with
4875 -E for -dCHARS and note that -dM will not produce
4876 any results if there is no machine dependent reorg.
4878 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4880 * tree.h (DECL_ALIGN): Back out previous change.
4882 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4884 * configure.ac: Test for .dtprelword support on MIPS.
4885 * configure, config.in: Regenerate.
4886 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4887 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4889 2007-07-03 Julian Brown <julian@codesourcery.com>
4891 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4892 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4893 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4894 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4896 (all_fpus): Add FPUTYPE_VFP3.
4897 (fp_model_for_fpu): Add VFPv3 field.
4898 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4899 (vfp3_const_double_index): New function. Return integer index of
4900 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4902 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4903 and argument represents a valid RTX for a VFPv3 constant.
4904 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4906 (vfp_emit_fstmd): Similar, for fstmd.
4907 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4908 constants, represented as integer indices.
4909 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4910 VFP_REGNO_OK_FOR_DOUBLE macros.
4911 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4912 (arm_file_start): Set float-abi attribute for VFPv3, and output
4913 correct ".fpu" assembler directive.
4914 (arm_dbx_register_numbering): Add FIXME.
4915 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4916 (fputype): Add FPUTYPE_VFP3.
4917 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4918 (CALL_USED_REGISTERS): Likewise.
4919 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4920 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4921 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4922 (D7_VFP_REGNUM): New.
4923 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4924 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4925 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4926 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4927 (REG_ALLOC_ORDER): Adjust for VFPv3.
4928 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4929 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4930 VFP_LO_REGS, VFP_HI_REGS.
4931 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4932 (IS_VFP_CLASS): Define macro.
4933 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4935 (REGISTER_MOVE_COST): Likewise.
4936 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4937 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4938 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4939 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4940 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4941 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4942 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4943 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4944 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4945 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4946 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4947 where appropriate for single-word registers.
4948 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4949 As above. Fix type attributes.
4950 * config/arm/constraints.md (register_contraint "t"): Define.
4951 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4953 (register_constraint "x"): Define.
4954 (constraint "Dv"): Define.
4956 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4958 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4960 2007-07-03 Tom Tromey <tromey@redhat.com>
4962 * c-parser.c (objc_pq_context): Removed.
4963 (objc_need_raw_identifier): Likewise.
4964 (c_parser) <objc_pq_context>: New field.
4965 <objc_need_raw_identifier>: Likewise.
4966 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4967 (c_lex_one_token): Update.
4968 (c_parser_objc_protocol_definition): Update.
4969 (c_parser_objc_method_definition): Update.
4970 (c_parser_objc_methodproto): Update.
4971 (c_parser_declspecs): Update.
4973 2007-07-03 David Ung <davidu@mips.com>
4975 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4977 2007-07-03 David Ung <davidu@mips.com>
4978 Richard Sandiford <richard@codesourcery.com>
4980 * doc/invoke.texi: Document -march=74kf3_2.
4981 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4982 (TUNE_74K): Check for it.
4983 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4984 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4985 * config/mips/mips.md (cpu): Add 74kf3_2.
4986 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4987 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4988 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4989 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4990 74kf3_2 to the CPU list.
4991 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4992 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4993 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4994 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4995 (r74kf3_2_fxfer_from_c1): New insn reservations.
4997 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4998 David Ung <davidu@mips.com>
5000 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5001 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5002 and 74k[fx]. Document aliases for the new options.
5003 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5004 (PROCESSOR_24KF2_1): ...this.
5005 (PROCESSOR_24KX): Rename to...
5006 (PROCESSOR_24KF1_1): ...this.
5007 (PROCESSOR_74KF): Rename to...
5008 (PROCESSOR_74KF2_1): ...this.
5009 (PROCESSOR_74KX): Rename to...
5010 (PROCESSOR_74KF1_1): ...this.
5011 (TUNE_74K): Update PROCESSOR_* names.
5012 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5013 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5014 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5015 (mips_rtx_cost_data): Update processor names in comments.
5016 (mips_issue_rate): Update PROCESSOR_* names.
5017 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5018 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5019 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5020 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5021 Update cpu attribute names.
5022 (r24k_fpu_iss): Rename this reservation to...
5023 (r24kf2_1_fpu_iss): ...this and update all uses.
5024 (r24kx_fpu_iss): Rename this reservation to...
5025 (r24kf1_1_fpu_iss): ...this and update all uses.
5026 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5027 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5028 Update cpu attribute names.
5030 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5032 * config/m32r/constraints.md: New file.
5033 * config/m32r/m32r.c: Include tm-constrs.h.
5034 (small_data_operand): Use satisfies_constraint_* instead of macro.
5035 (addr24_operand, gen_compare): Likewise.
5036 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5037 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5038 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5039 EXTRA_CONSTRAINT): Likewise.
5040 * config/m32r/m32r.md: Include constraints.md.
5041 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5042 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5043 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5044 (two_insn_const_operand, int8_operand, uint16_operand,
5045 reg_or_int16_operand, reg_or_uint16_operand,
5046 reg_or_cmp_int16_operand, cmp_int16_operand,
5047 seth_add3_operand): Likewise.
5049 2007-07-03 Eric Christopher <echristo@gmail.com>
5051 * libgcc2.h: Conditionally declare __bswapsi2 and
5054 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5056 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5059 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5062 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5063 (__gthrw_pragma): Provide default definition.
5065 * gthr-posix.c (__gthrw_pragma): Define.
5067 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5069 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5070 before declaring inequality.
5072 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5074 * combine.c (recog_for_combine): Log the success or failure of
5075 matching new insn patterns against the machine description in
5078 2007-07-03 Revital Eres <eres@il.ibm.com>
5080 * ddg.c (print_sccs): New function.
5081 (check_sccs): New function.
5082 (create_ddg_all_sccs): Use it.
5083 * ddg.h (print_sccs): Declare.
5084 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5086 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5088 * targhooks.h (default_mode_for_suffix): New function declaration.
5089 * targhooks.c (default_mode_for_suffix): New default target hook.
5090 * target.h (struct c): New structure in the targetm struct.
5091 (mode_for_suffix): New target hook as part of struct c.
5092 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5093 default_mode_for_suffix.
5094 (TARGET_C): New define.
5095 * c-lex.c: Include "target.h".
5096 (interpret_float): Use targetm.c.mode_for_suffix to determine
5097 the mode for a given non-standard suffix.
5098 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5100 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5101 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5103 * doc/extend.texi (Floating Types): New node. Document __float80 and
5104 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5106 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5109 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5110 predicate instead of target_operand.
5111 (divsi3_i1_media, divsi3_media_2): Likewise.
5113 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5115 * tree.h (alias_sets_might_conflict_p): Rename into
5116 alias_sets_must_conflict_p.
5117 * alias.c (alias_sets_might_conflict_p): Likewise.
5118 (alias_sets_conflict_p): Use it.
5119 (objects_must_conflict_p): Likewise.
5120 * c-common.c (strict_aliasing_warning): Adjust.
5122 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5124 * rtlhooks.c (gen_lowpart_if_possible): Check for
5125 invalid subreg before calling gen_lowpart_SUBREG.
5127 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5129 * config/darwin9.h: Add copyright notice.
5130 (LINK_COMMAND_SPEC): Add comment.
5131 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5132 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5133 DARWIN_LIBSYSTEM_HAS_UNWIND.
5135 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5138 * omp-low.c (check_combined_parallel): New function.
5139 (lower_omp_parallel): Call it via walk_stmts, set
5140 OMP_PARALLEL_COMBINED if appropriate.
5141 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5142 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5143 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5144 don't consider it as combined parallel.
5146 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5148 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5149 (gcc_tooldir): Likewise.
5150 * configure: Regenerate.
5151 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5152 old configure.ac gcc_tooldir setting.
5153 (prefix_to_exec_prefix): New variable.
5154 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5155 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5157 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5159 Fix PR tree-optimization/32583
5160 Fix PR tree-optimization/32584
5161 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5162 (phi_translate_set): Use phi_translate directly now.
5163 (make_values_for_stmt): Don't value number RHS if we already know
5166 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5167 Jim Wilson <wilson@specifix.com>
5170 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5173 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5174 Richard Sandiford <richard@codesourcery.com>
5175 Nigel Stephens <nigel@mips.com>
5177 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5178 (mips16e_output_save_restore): Declare.
5179 (mips16e_save_restore_pattern_p): Likewise.
5180 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5181 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5182 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5183 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5184 (BITSET_P): New global macro, extracted from...
5185 (mips_for_each_saved_reg): ...here.
5186 (mips16e_save_restore_info): New struct.
5187 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5188 (mips16e_save_restore_regs): New variable.
5189 (mips_split_plus, mips16e_find_first_register): New functions.
5190 (mips16e_mask_registers): New function.
5191 (compute_frame_size): Expand the commentary before the function.
5192 Enforce the MIPS16e save and restore register range restrictions.
5193 Pad the general register save area at the low end.
5194 (mips16e_save_restore_reg, mips16e_build_save_restore)
5195 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5196 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5197 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5199 (mips_expand_prologue, mips_expand_epilogue): Handle
5200 GENERATE_MIPS16E_SAVE_RESTORE.
5201 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5203 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5205 PR tree-optimization/31966
5206 PR tree-optimization/32533
5207 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5208 "basic_block" description as its third argument. Update function
5209 calls to get destination bb from "edge" argument. Save "cond" into
5210 aux field of the edge. Update prototype for changed arguments.
5211 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5213 (find_phi_replacement_condition): Operate on incoming edges, not
5214 on predecessor blocks. If there is a condition saved in the
5215 incoming edge aux field, AND it with incoming bb predicate.
5216 Return source bb of the first edge.
5217 (clean_predicate_lists): Clean aux field of outgoing node edges.
5218 (tree_if_conversion): Do not initialize cond variable. Move
5219 variable declaration into the loop.
5220 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5221 initializations of new_stmt, arg0 and arg1 variables.
5223 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5225 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5226 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5228 2007-07-02 Richard Guenther <rguenther@suse.de>
5230 * tree-ssa.c (useless_type_conversion_p): Document
5231 future intent as defining the middle-end type system.
5232 Re-structure to call langhook last, group by type class,
5233 mark questionable parts.
5235 2007-07-02 Richard Guenther <rguenther@suse.de>
5237 * tree-flow.h (types_compatible_p): Declare.
5238 * tree-ssa.c (types_compatible_p): New function.
5239 * ipa-type-escape.c (discover_unique_type): Use
5240 types_compatible_p instead of lang_hooks.types_compatible_p.
5241 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5242 * tree-vn.c (expressions_equal_p): Likewise.
5243 * tree.c (fields_compatible_p): Likewise.
5244 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5245 (cprop_operand): Use useless_type_conversion_p instead of
5246 lang_hooks.types_compatible_p.
5247 * tree-inline.c (setup_one_parameter): Likewise.
5248 (declare_return_variable): Likewise.
5249 * tree-nrv.c (tree_nrv): Likewise.
5250 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5251 (maybe_fold_offset_to_component_ref): Likewise.
5252 (maybe_fold_offset_to_reference): Likewise.
5253 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5254 (merge_alias_info): Likewise.
5255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5256 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5257 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5258 * tree-tailcall.c (find_tail_calls): Likewise.
5259 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5260 * gimplify.c (canonicalize_addr_expr): Likewise.
5261 (fold_indirect_ref_rhs): Likewise.
5262 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5263 (cpt_same_type): Likewise.
5264 (check_pointer_types_r): Swap parameters to cpt_same_type
5266 * fold-const.c (fold_convert): Revert fix for PR15988.
5267 * tree-inline.c (setup_one_parameter): Instead fix it here by
5268 using fold_build1 instead of fold_convert and checking for
5269 error_mark_node. Convert only if the conversion is necessary.
5271 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5273 * configure.ac: Check for .gnu_attribute on Power.
5274 * configure: Regenerate.
5275 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5276 attribute for floating-point ABI.
5278 2007-07-02 Ira Rosen <irar@il.ibm.com>
5280 PR tree-optimization/32230
5281 PR tree-optimization/32477
5282 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5283 address is a constant.
5285 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5287 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5288 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5289 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5290 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5291 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5292 64-bit targets. Add support for *-elfoabi*.
5293 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5294 different settings if $(tm_defines) does not select the EABI.
5295 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5296 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5297 (MIPS_ARCH_OPTION_SPEC): Likewise.
5298 (MIPS_ISA_LEVEL_SPEC): Likewise.
5299 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5300 * config/mips/elfoabi.h: New file.
5302 2007-07-02 Richard Guenther <rguenther@suse.de>
5304 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5305 (useless_type_conversion_p): ... this.
5306 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5307 (useless_type_conversion_p): ... this.
5308 * builtins.c (fold_builtin_memory_op): Rename
5309 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5310 * tree-cfg.c (verify_expr): Likewise.
5311 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5312 * tree-ssa-ccp.c (ccp_fold): Likewise.
5313 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5314 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5316 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5317 * tree-ssa-pre.c (eliminate): Likewise.
5318 * tree-ssa.c (delete_tree_ssa): Likewise.
5319 (tree_ssa_useless_type_conversion): Likewise.
5320 * tree.c (build2_stat): Likewise.
5322 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5324 Fix PR tree-optimization/32571
5325 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5328 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5330 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5331 and other expected operations explicitly, change default to
5334 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5336 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5338 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5339 (tls_load_dot_plus_eight): Move the label number into the unspec.
5340 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5342 2007-07-01 Andreas Schwab <schwab@suse.de>
5344 * dwarf2out.c (initial_return_save): Define only if used.
5346 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5348 Unreverting Richard's Revert of:
5350 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5352 * dce.c (deletable_insn_p_1): New function, split out from...
5353 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5354 specially, not those inside PARALLELs. Remove BODY argument
5355 and adjust recursive call accordingly.
5356 (prescan_insns_for_dce): Update call to delete_insn_p.
5358 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5359 Revital Eres <eres@il.ibm.com>
5361 * ddg.c (create_ddg_all_sccs): Fix missed
5362 initialization of scc_nodes.
5364 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5367 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5368 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5370 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5372 * configure.ac: Check for .gnu_attribute on MIPS.
5373 * configure, config.in: Regenerate.
5374 * config/mips/mips.c (mips_file_start): If supported, output
5375 attribute for floating-point ABI.
5377 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5380 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5381 (ffs_cmove): New expander to expand using ctz pattern.
5382 (*ffs_cmove): Remove pattern.
5383 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5384 (ffsdi2): Expand using ctz pattern.
5385 (*ffs_rex64): Remove pattern.
5387 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5389 PR rtl-optimization/32296
5390 * pa.md (return): Delete pattern.
5391 (return_internal): Remove "(const_int 1)" from pattern.
5392 (epilogue): Use return_internal pattern for trivial returns.
5393 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5394 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5396 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5398 * tree-ssa-pre.c (is_exception_related): New function
5399 (can_value_number_operation): Use it.
5401 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5403 Fix PR tree-optimization/32540
5404 Fix PR tree-optimization/31651
5406 * tree-ssa-sccvn.c: New file.
5408 * tree-ssa-sccvn.h: Ditto.
5410 * tree-vn.c: Include tree-ssa-sccvn.h
5411 (val_expr_paid_d): Removed.
5412 (value_table): Ditto.
5413 (vn_compute): Ditto.
5414 (val_expr_pair_hash): Ditto.
5415 (val_expr_pair_expr_eq): Ditto.
5416 (copy_vuses_from_stmt): Ditto.
5419 (shared_vuses_from_stmt): Ditto.
5420 (print_creation_to_file): Moved up.
5421 (sort_vuses): Ditto.
5422 (sort_vuses_heap): Ditto.
5423 (set_value_handle): Make non-static.
5424 (make_value_handle): Ditto.
5425 (vn_add): Rewritten to use sccvn lookups.
5426 (vn_add_with_vuses): Ditto.
5427 (vn_lookup): Ditto (and second argument removed).
5428 (vn_lookup_with_vuses): Ditto.
5429 (vn_lookup_or_add): Ditto (and second argument removed);
5430 (vn_lookup_or_add_with_vuses): Ditto.
5431 (vn_lookup_with_stmt): New.
5432 (vn_lookup_or_add_with_stmt): Ditto.
5433 (create_value_handle_for_expr): Ditto.
5435 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5436 (seen_during_translate): New function.
5437 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5438 (phi_trans_add): Ditto.
5439 (constant_expr_p): FIELD_DECL is always constant.
5440 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5441 Use constant_expr_p.
5442 Avoid infinite recursion on mutually valued expressions.
5443 Change callers of vn_lookup_or_add.
5444 (phi_translate): New function.
5445 (compute_antic_safe): Allow phi nodes.
5446 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5447 (find_or_generate_expression): Rewrite slightly.
5448 (create_expression_by_pieces): Updated for vn_lookup_or_add
5450 Update VN_INFO for new names.
5451 (insert_into_preds_of_block): Update for new names.
5452 (add_to_exp_gen): New function.
5453 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5454 (find_existing_value_expr): Rewrite to changed vn_lookup.
5455 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5456 (try_look_through_load): Removed.
5457 (try_combine_conversion): Ditto.
5458 (get_sccvn_value): New function.
5459 (make_values_for_phi): Ditto.
5460 (make_values_for_stmt): Ditto.
5461 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5463 (init_pre): Update for SCCVN changes.
5465 (execute_pre): Ditto.
5467 * tree-flow.h (make_value_handle): Declare.
5468 (set_value_handle): Ditto.
5469 (sort_vuses_heap): Ditto.
5470 (vn_lookup_or_add_with_stmt): Ditto.
5471 (vn_lookup_with_stmt): Ditto.
5472 (vn_compute): Remove.
5475 (vn_lookup): Update arguments.
5477 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5479 (tree-ssa-sccvn.o): New.
5480 (OBJS-common): Add tree-ssa-sccvn.o
5482 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5485 * c-typeck.c (build_external_ref): Don't mark as used if called
5487 * calls.c (rtx_for_function_call): Likewise.
5489 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5493 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5495 * dce.c (deletable_insn_p_1): New function, split out from...
5496 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5497 specially, not those inside PARALLELs. Remove BODY argument
5498 and adjust recursive call accordingly.
5499 (prescan_insns_for_dce): Update call to delete_insn_p.
5501 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5503 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5504 (try_combine): Move potential calls to undo_all() so they happen
5505 before we commit to using the combined insns.
5507 2006-06-30 Jan Hubicka <jh@suse.cz>
5509 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5512 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5514 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5515 (cgraph_remove_unreachable_nodes): Likewise.
5516 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5517 * ipa-inline.c (update_caller_keys): Cast according to the coding
5519 (cgraph_decide_recursive_inlining): Likewise.
5520 (cgraph_decide_inlining_of_small_function): Likewise.
5521 (try_inline): Likewise.
5522 (cgraph_decide_inlining_incrementally): Likewise.
5523 * ipa-pure-const.c (get_function_state): Likewise.
5524 (scan_function): Likewise.
5525 (analyze_function): Likewise.
5526 (static_execute): Likewise.
5527 * ipa-reference.c (scan_for_static_refs): Likewise.
5528 (merge_callee_local_info): Likewise.
5529 (analyze_function): Use type safe memory macros.
5530 (static_execute): Likewise. Cast according to the coding conventions.
5531 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5533 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5535 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5536 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5539 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5542 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5543 for complex modes (both int and real).
5545 2007-06-29 Jan Hubicka <jh@suse.cz>
5547 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5549 2007-06-29 Jan Hubicka <jh@suse.cz>
5552 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5555 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5558 * config/avr/avr.c: Include dataflow header file.
5559 (expand_prologue): Adjust for prologue insn change.
5560 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5563 2007-06-29 Richard Guenther <rguenther@suse.de>
5566 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5567 during type verification.
5569 2007-06-29 Jan Hubicka <jh@suse.cz>
5571 * recog.c (validate_change_rtx_1): Unshare TO argument.
5573 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5575 PR tree-optimization/24659
5576 * tree-vect-transform.c (vectorizable_call): Handle
5577 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5579 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5580 * config/i386/i386.c (enum ix86_builtins)
5581 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5582 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5584 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5585 const using def_builtin_const.
5586 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5587 input operands in the same modes as the result.
5588 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5590 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5592 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5593 (df_set_dead_notes_for_mw): Likewise.
5595 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5597 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5599 2007-06-28 DJ Delorie <dj@redhat.com>
5601 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5603 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5605 * doc/invoke.texi (C++ Dialect Options): Document
5606 fvisibility-ms-compat.
5607 * c.opt (fvisibility-ms-compat): New.
5609 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5612 * tree-affine.c (aff_combination_add_elt): Handle
5613 pointer addition specially.
5615 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5617 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5618 decl is non-external for AIX ABI.
5620 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5622 * config/rs6000/predicates.md (current_file_function_operand):
5623 Ensure the symbol is non-external for AIX ABI.
5625 2007-06-28 Nick Clifton <nickc@redhat.com>
5627 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5628 (fdce, fdse, fpredictive-commoning): Likewise.
5630 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5633 * gcc.c (process_command): Recognize the new -static-libgfortran
5636 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5639 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5640 Use a call clobbered hard reg instead of a pseudo reg.
5642 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5644 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5646 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5649 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5650 REG_LIBCALL and REG_RETVAL notes.
5651 (divsi3, mulsi3): Likewise.
5652 (mulhisi3): Likewise. Use emit_libcall_block.
5653 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5655 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5657 PR rtl-optimization/32481
5658 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5660 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5662 * dce.c (deletable_insn_p_1): New function, split out from...
5663 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5664 specially, not those inside PARALLELs. Remove BODY argument
5665 and adjust recursive call accordingly.
5666 (prescan_insns_for_dce): Update call to delete_insn_p.
5668 2007-06-27 Richard Guenther <rguenther@suse.de>
5671 * tree.h (fold_convertible_p): Declare.
5672 * fold-const.c (fold_convertible_p): New function.
5673 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5674 instead of lang_hooks.types_compatible_p.
5676 2007-06-26 Jan Hubicka <jh@suse.cz>
5678 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5679 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5680 early use validate_unshare_change.
5681 (reload_combine): Likewise.
5682 * recog.c (change_t): New field unshare.
5683 (validate_change_1): Rename from validate_change; add argument unshare.
5684 (validate_change): Turn into wrapper of validate_change_1; update
5685 prototype for bools.
5686 (validate_unshare_change): New.
5687 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5688 calls of df_insn_rescan.
5689 * recog.h (validate_change): Replace ints by bools.
5690 (validate_unshare_change): Declare.
5692 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5694 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5696 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5698 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5700 2007-06-25 Jan Hubicka <jh@suse.cz>
5702 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5704 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5705 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5706 places other call site specific checks are performed.
5708 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5711 * tree-vect-transform.c (vectorizable_operation): Convert
5712 POINTER_PLUS_EXPR over to PLUS_EXPR.
5714 2007-06-25 Chao-ying Fu <fu@mips.com>
5716 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5717 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5718 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5719 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5721 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5722 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5723 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5724 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5725 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5726 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5727 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5728 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5729 ALL_FIXED_POINT_MODE_P): New define.
5730 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5732 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5734 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5735 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5736 MODE_VECTOR_UACCUM): New mode classes.
5738 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5739 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5740 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5743 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5744 (blank_mode): Initialize ibit and fbit.
5745 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5746 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5748 (new_adjust): Change required_class to required_class_from and
5749 required_class_to for testing within a range.
5750 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5751 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5753 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5754 (make_fixed_point_mode): New.
5755 (_ADD_ADJUST): Change C to C1 and C2.
5756 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5757 use a range for machine classes.
5758 (ADJUST_IBIT, ADJUST_FBIT): New.
5759 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5761 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5762 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5763 Emit adjustment for ibit and fbit.
5764 (emit_mode_ibit, emit_mode_fbit): New.
5765 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5767 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5769 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5770 as the source of the set.
5772 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5774 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5775 FP_REGNO_P): Use IN_RANGE.
5776 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5777 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5778 (DATA_REG_P): Use DATA_REGNO_P.
5779 (FP_REG_P): Use FP_REGNO_P.
5780 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5781 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5782 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5784 2007-06-24 Jan Hubicka <jh@suse.cz>
5787 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5789 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5792 * fold-const.c (fold_binary): Strip nops of operand 0
5793 of BIT_NOT_EXPR before calling operand_equal_p.
5794 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5795 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5797 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5799 * doc/extend.texi: Document that dllimport and dllexport imply
5801 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5802 imported or exported declaration, including type declarations.
5803 * c-common.c (handle_visibility_attribute): Check for conflicts
5804 with dllimport/dllexport.
5805 (c_determine_visibility): Handle dllimport/dllexport as an
5806 explicit visibility atttribute.
5808 2007-06-23 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/16876
5812 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5814 * tree-inline.c (initialize_inlined_parameters): Do not call
5815 lang_hooks.tree_inlining.convert_parm_for_inlining.
5816 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5817 reason for mismatched types.
5818 * gimplify.c (gimplify_call_expr): Verify the call expression
5819 arguments match the called function type signature. Otherwise
5820 mark the call expression to be not considered for inlining
5821 using CALL_CANNOT_INLINE_P flag.
5822 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5823 edges call expression.
5824 (cgraph_decide_inlining_of_small_function): Likewise.
5825 (cgraph_decide_inlining): Likewise.
5826 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5828 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5829 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5830 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5832 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5833 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5835 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5836 convert_parm_for_inlining member.
5838 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5841 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5842 Remove optimization for GT.
5844 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5847 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5849 (prescan_insns_for_dce): Add extra parameter.
5851 2007-06-23 Jan Hubicka <jh@suse.cz>
5854 * gimplify.c (mark_addressable): New function.
5855 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5857 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5860 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5862 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5865 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5866 moves between MMX/SSE registers to at least 8 units to prevent
5867 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5869 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5871 * config/i386/i386.c (override_options): Correct x86_sahf
5874 2007-06-21 David Daney <ddaney@avtrex.com>
5877 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5878 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5879 (exception_receiver): Renamed to ...
5880 (nonlocal_goto_receiver): ... this.
5882 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5884 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5885 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5886 partial register accesses.
5888 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5890 * fold-const.c (debug_fold_checksum): Move it under
5891 ENABLE_FOLD_CHECKING.
5893 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5896 * tree.h (debug_fold_checksum): Declared.
5897 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5898 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5899 build_fold_addr_expr_with_type_1.
5900 (fold_addr_expr, debug_fold_checksum): New.
5901 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5902 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5905 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5907 PR tree-optimization/19590
5908 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5909 of scev is a constant.
5910 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5912 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5914 * df-problems.c (df_note_bb_compute): Made computation of live
5915 info consistent with df_lr.
5917 2007-06-21 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/32453
5920 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5921 for pointer anti-range.
5923 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5925 * config/i386/i386.c (processor_target_table): Increase maximum
5926 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5929 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5930 byte alignment if > 8 byte alignment is preferred.
5931 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5933 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5935 PR tree-optimization/31866
5936 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5937 if ASM_EXPR's input is not a SSA_NAME.
5940 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5941 but decl is a global var, instead return decl.
5942 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5943 even for is_global_var decls, if they are private in some outer
5946 2007-06-21 Richard Guenther <rguenther@suse.de>
5948 PR tree-optimization/32451
5949 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5951 2007-06-21 Christian Bruel <christian.bruel@st.com>
5953 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5954 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5955 (push_regs): Changed saving order or banked registers.
5956 (sh_expand_epilogue): Likewise.
5957 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5958 (FIRST_BANKED_REG): Likewise.
5959 (LAST_BANKED_REG): Likewise.
5960 * config/sh/sh.md (banked) New attribute.
5961 (in_delay_slot): Check banked attribute.
5963 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5965 PR tree-optimization/32075
5966 * tree-data-ref.c (subscript_dependence_tester_1,
5967 analyze_miv_subscript, analyze_overlapping_iterations,
5968 add_distance_for_zero_overlaps, build_classic_dist_vector,
5969 subscript_dependence_tester_1, analyze_overlapping_iterations,
5970 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5971 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5972 to evolution_function_is_affine_multivariate_p.
5974 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5976 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5978 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5981 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5983 * config/m32c/prologue.md (epilogue_exitd_16): New.
5984 (epilogue_reit_16): New.
5985 (epilogue_exitd): Rename to epilogue_exitd_24.
5986 (epilogue_reit): Rename to epilogue_reit_24.
5988 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5989 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5991 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5993 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5994 if dbg_cnt (sched_insn) reaches the limit.
5995 (choose_ready): New parameter INSN_PTR and new return value.
5996 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5997 the new return value from choose_ready.
5998 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5999 (rest_of_handle_global_alloc): New global_alloc_at_func.
6001 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6003 PR tree-optimization/25737
6004 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6005 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6006 * tree-flow.h (struct fieldoff): Add new field alias_set.
6007 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6008 argument addressable_type. Set alias_set of fieldoff.
6009 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6010 (create_overlap_variables_for): Pass alias_set from fieldoff to
6012 * alias.c (get_alias_set): Use alias_set from SFT if set.
6014 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6016 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6017 of a variable as an unsigned HOST_WIDE_INT integer.
6019 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6021 PR rtl-optimization/32405
6022 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6024 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6026 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6029 * builtins.c: Include diagnostic.h.
6030 (expand_builtin_expect): Make gcc_assert more permissive.
6031 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6034 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6038 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6039 if ACCUMULATE_OUTGOING_ARGS.
6041 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6043 * config/m68hc11/m68hc11.c: Include dataflow header file.
6044 (m68hc11_reorg): Port to dataflow.
6046 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6048 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6049 (struct df_problem.free_blocks_on_set_blocks): New field.
6050 (struct dataflow.optional_p): New field.
6051 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6052 (df_live_set_all_dirty): New function.
6053 * df-scan.c (df_scan_alloc): Initialize optional_p.
6054 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6055 * df-core.c (df_set_blocks): Removed use of
6056 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6057 df_problem.free_blocks_on_set_blocks to determine which blocks are
6059 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6060 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6061 uses dataflow.optional_p to determine if problem should be
6063 (rest_of_handle_df_initialize): Only start live problem if
6065 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6066 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6067 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6068 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6069 problem_NOTE): Initialize free_blocks_on_set_blocks.
6070 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6072 (df_live_set_all_dirty, df_note_alloc): New function.
6073 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6075 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6076 * postreload.c (reload_combine): Ditto.
6077 * cse.c (cse_extended_basic_block): Ditto.
6078 * regmove.c (mark_flags_life_zones): Ditto.
6079 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6080 erase_matching_seqs): Ditto.
6081 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6082 * integrate (allocate_initial_values): Ditto.
6083 * combine.c (reg_dead_at_p): Ditto.
6084 * resource.c (mark_target_live_regs): Ditto.
6085 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6086 * config/sh/sh.c (find_r0_life_regions): Ditto.
6087 * global.c (rest_of_handle_global_alloc): Only add back df_live
6089 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6091 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6093 (if_convert): Make sure df_live is there at -O == 1.
6094 (pass_if_after_combine): Cleanup flags.
6095 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6096 is there at -O == 1.
6098 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6100 * config/arm/arm.c (arm_get_frame_offsets): Set
6101 offsets->locals_base to avoid negative stack size.
6102 (thumb1_expand_prologue): Assert on negative stack size.
6104 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6106 PR tree-optimization/32367
6107 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6108 of the chrec has no evolution in that loop.
6109 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6111 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6113 * config/xtensa/xtensa.c: Include "df.h".
6114 (xtensa_builtin_saveregs): Use adjust_address instead of
6116 (xtensa_va_start): Invoke make_tree with sizetype for
6117 expand_builtin_saveregs and then convert the result to a pointer.
6118 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6119 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6120 Subtract argument size from index value as integers and then use
6121 POINTER_PLUS_EXPR to add the result to the array address.
6123 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6126 * config/m32c/m32c.c: Include dataflow header file.
6127 (m32c_emit_prologue): Adjust for prologue insn change.
6128 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6129 once inside a PARALLEL. Assume frame size passed in operand 0
6130 includes space to save the fb register.
6131 (prologue_enter_24): Likewise.
6132 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6134 2007-06-19 David Daney <ddaney@avtrex.com
6137 * config/mips/mips.md (cprestore): Mark $gp as used.
6139 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6142 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6143 (frv_ifcvt_modify_insn): Likewise.
6145 2007-06-19 Richard Guenther <rguenther@suse.de>
6147 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6148 only handle positive offsets that fit in a HOST_WIDE_INT.
6150 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6152 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6153 result of rsqrt insn for zero input argument to avoid NaN.
6155 2007-06-19 Richard Guenther <rguenther@suse.de>
6158 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6160 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6162 PR tree-optimization/32353
6163 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6165 2007-06-19 Nick Clifton <nickc@redhat.com>
6167 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6169 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6172 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6173 * config/i386/i386.c (assign_386_stack_local): Assert that
6174 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6175 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6176 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6177 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6179 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6181 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6183 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6185 PR rtl-optimization/32321
6186 * gcse.c (replace_store_insn): Update the note before
6187 calling emit_insn_after.
6189 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6192 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6194 * df-problems.c (df_note_bb_compute): Fix dumping info.
6196 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6198 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6199 insn with emit_jump_insn.
6201 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6203 PR tree-optimization/32383
6204 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6205 * targhooks.h (default_builtin_reciprocal): Update prototype.
6206 * target.h (struct gcc_target): Update builtin_reciprocal.
6207 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6208 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6209 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6210 when fndecl is in BUILT_IN_MD class.
6211 (execute_convert_to_rsqrt): Ditto.
6213 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6214 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6215 Convert BUILT_IN_SQRTF code only when md_fn is false.
6217 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6219 * bt-load.c (move_btr_def): Fix the order of arguments
6220 to validate_replace_rtx.
6222 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6224 * config/m68k/m68k-devices.def: Add 54450..54455.
6226 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6228 PR rtl-optimization/32366
6229 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6230 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6233 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6236 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6237 this is true, rescan insn being modified.
6238 (sms_schedule): Added rescan parameter.
6239 (rest_of_handle_sms): Moved freeing of dominance info to before
6240 getting out of cfg_layout.
6242 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6244 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6245 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6248 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6249 FL_CF_EMAC from the entry for isac.
6251 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6252 (const_sibcall_operand): New.
6253 (sibcall_operand): Use it.
6254 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6255 (m68k_isas): ISAC does not imply FPU or EMAC.
6256 (override_options): Add ISA_C logic for symbolic jump & call.
6258 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6260 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6261 return mode from the builtin itself.
6262 (sparc_fold_builtin): Fix cast of zero constant.
6264 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6266 * targhooks.c (default_builtin_reciprocal): New default target hook.
6267 * targhooks.h (default_builtin_reciprocal): Add prototype.
6268 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6269 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6270 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6271 default_builtin_reciprocal.
6273 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6276 * hooks.c (hook_tree_tree_bool_null): New hook.
6277 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6278 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6279 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6280 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6281 and convert it to reciprocal a*rfunc(b).
6282 (execute_convert_to_rsqrt): New function.
6283 (gate_convert_to_rsqrt): New function.
6284 (pass_convert_to_rsqrt): New pass definition.
6285 * target.h (struct gcc_target): Add builtin_reciprocal.
6286 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6287 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6288 TARGET_BUILTIN_RECIPROCAL.
6289 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6291 * config/i386/i386.h (TARGET_RECIP): New define.
6292 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6293 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6294 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6295 and not optimizing for size.
6296 (*rcpsf2_sse): New insn pattern.
6297 (*rsqrtsf2_sse): Ditto.
6298 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6299 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6300 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6301 and not optimizing for size.
6302 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6303 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6304 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6305 and not optimizing for size.
6306 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6307 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6308 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6309 and not optimizing for size.
6310 (*sse_rsqrtv4sf2): Do not export.
6312 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6313 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6314 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6315 and not optimizing for size.
6317 * config/i386/i386.opt (mrecip): New option.
6318 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6319 (ix86_emit_swsqrtsf): Ditto.
6320 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6321 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6323 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6324 ix86_expand_unop1_builtin.
6325 (ix86_emit_swdivsf): New function.
6326 (ix86_emit_swsqrtsf): Ditto.
6327 (ix86_builtin_reciprocal): New function.
6328 (TARGET_BUILTIN_RECIPROCAL): Use it.
6329 (ix86_vectorize_builtin_conversion): Rename from
6330 ix86_builtin_conversion.
6331 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6332 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6333 "i386 and x86_64 Options" section.
6334 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6336 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6337 Zdenek Dvorak <dvorakz@suse.cz>
6338 Richard Guenther <rguenther@suse.de>
6339 Kaz Kojima <kkojima@gcc.gnu.org>
6341 * tree-vrp.c (compare_values_warnv): Convert val2 to
6343 (extract_range_from_assert): Create
6344 POINTER_PLUS_EXPR for pointer types.
6345 (extract_range_from_binary_expr): Handle
6346 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6348 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6349 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6350 POINTER_PLUS_EXPR as PLUS_EXPR.
6351 (number_of_iterations_lt_to_ne):
6352 For pointer types, use sizetype when
6353 creating MINUS_EXPR/PLUS_EXPRs.
6354 (assert_loop_rolls_lt): For pointer types, use sizetype when
6355 creating MINUS_EXPR/PLUS_EXPRs.
6356 (number_of_iterations_le): Likewise.
6357 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6358 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6359 like PLUS_EXPR and MINUS_EXPR.
6360 * tree-pretty-print.c (dump_generic_node): Handle
6362 (op_prio): Likewise.
6363 (op_symbol_1): Likewise.
6364 * optabs.c (optab_for_tree_code): Likewise.
6365 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6367 * tree-tailcall.c (process_assignment): Mention
6368 POINTER_PLUS_EXPR in a TODO comment.
6369 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6370 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6371 not used with a pointer and an integer type.
6372 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6373 increment using chrec_convert_rhs instead of chrec_convert.
6374 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6375 PLUS_EXPR except for the right hand side's type will be
6377 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6378 (fold_used_pointer_cast): Kill.
6379 (pointer_offset_p): Kill.
6380 (fold_used_pointer): Kill.
6381 (pointer_used_p): Kill.
6382 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6383 call fold_used_pointer.
6384 (instantiate_parameters_1): Convert the increment
6385 using chrec_convert_rhs instead of chrec_convert.
6386 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6387 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6388 instead of PLUS_EXPR.
6389 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6390 PLUS_EXPR for pointers.
6391 (std_gimplify_va_arg_expr): Likewise.
6392 (fold_builtin_memory_op): Likewise.
6393 (fold_builtin_strstr): Likewise.
6394 (fold_builtin_strchr): Likewise.
6395 (fold_builtin_strrchr): Likewise.
6396 (fold_builtin_strpbrk): Likewise.
6397 (expand_builtin_memory_chk): Likewise.
6398 (fold_builtin_memory_chk): Likewise.
6399 (std_expand_builtin_va_start): Use
6400 sizetype for the call to make_tree and then convert
6401 to the pointer type.
6402 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6403 instead of PLUS_EXPR for adding to a pointer.
6404 (std_gimplify_va_arg_expr): Use fold_build2 for
6405 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6406 the operands to sizetype first and then cast the BIT_AND_EXPR
6407 back to the pointer type.
6408 * fold-const.c (build_range_check): Handle pointer types
6410 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6411 of PLUS_EXPR's. Make sure the offset is converted to
6413 (try_move_mult_to_index): Strip the NOPs from the offset.
6414 Remove code argument and replace all uses with PLUS_EXPR.
6415 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6416 specially. Don't use a pointer type for MINUS_EXPR.
6417 (fold_unary): Handle for (T1)(X op Y),
6418 only p+ as that is the only as that can be handled for
6419 binary operators now.
6420 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6422 <case PLUS_EXPR>: Add folding of PTR+INT into
6424 Don't call try_move_mult_to_index.
6425 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6426 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6427 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6428 Don't call try_move_mult_to_index.
6429 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6430 (tree_expr_nonzero_p): Likewise.
6431 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6432 of PLUS_EXPR for the complex expression folding.
6433 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6434 first chrec is a pointer type, then the second should
6435 be sizetype and not the first's type.
6436 For POINTER_PLUS_EXPR, use a different right hand side type.
6437 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6438 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6439 different right hand side type.
6440 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6441 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6442 instead of PLUS_EXPR.
6443 When either operand is zero, convert the other operand.
6444 (chrec_apply): Use chrec_convert_rhs
6445 on the argument x instead of chrec_convert.
6446 (reset_evolution_in_loop): For pointer types, the new_evol
6448 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6449 different right hand side type.
6450 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6451 (chrec_convert_rhs): New function.
6452 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6453 different right hand side type.
6454 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6455 * tree-chrec.h (chrec_convert_rhs): New prototype.
6456 (build_polynomial_chrec): For pointer types, the right hand
6457 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6458 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6459 Remove subtraction case as it is always addition now.
6460 Make sure the offset is converted to sizetype.
6461 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6462 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6463 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6464 PLUS_EXPR in pointer type.
6465 Handle POINTER_PLUS_EXPR.
6466 (tree_to_aff_combination): Likewise.
6467 (force_expr_to_var_cost): Likewise.
6468 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6469 instead of PLUS_EXPR for pointers.
6470 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6471 instead of PLUS_EXPR of pointer types.
6472 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6474 (check_va_list_escapes): Likewise.
6475 (check_all_va_list_escapes): Likewise.
6476 * dwarf2out.c (loc_descriptor_from_tree_1):
6477 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6478 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6479 (string_constant): Likewise.
6480 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6481 the offset to the base, use POINTER_PLUS_EXPR.
6482 (add_to_parts): Convert the index to sizetype.
6483 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6484 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6485 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6486 Offset only holds something for PLUS_EXPR.
6487 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6489 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6491 (analyze_accesses_for_modify_stmt): Likewise.
6492 Remove comment about the type being integral type as it is
6494 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6496 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6498 Correct the type which the artimentic is done in (is now
6501 * tree-data-ref.c (split_constant_offset): Handle
6503 * tree-affine.c (tree_to_aff_combination): Likewise.
6504 * c-typeck.c (build_unary_op): For pointers create the increment
6505 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6507 * gimplify.c (gimplify_self_mod_expr): Create a
6508 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6509 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6510 * tree.def (POINTER_PLUS_EXPR): New tree code.
6511 * tree-predcom.c (ref_at_iteration): If we have a pointer
6512 type do the multiplication in sizetype.
6513 * tree-mudflap.c (mf_xform_derefs_1): Create a
6514 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6515 * tree-ssa-forwprop.c
6516 (forward_propagate_addr_into_variable_array_index):
6517 Don't expect there to be a cast for the index as that
6518 does not exist anymore.
6519 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6520 instead of PLUS_EXPR.
6521 Don't check for the first operand of the POINTER_PLUS_EXPR
6522 was the index as it cannot be.
6523 Call forward_propagate_addr_into_variable_array_index with
6524 the SSA_NAME instead of the statement.
6525 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6526 (compare_constant): Likewise.
6527 (copy_constant): Likewise.
6528 (compute_reloc_for_constant): Likewise.
6529 (output_addressed_constants): Likewise.
6530 (initializer_constant_valid_p): Likewise.
6531 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6532 Convert the MIN/MAX of the inner type to the outer
6533 type before comparing them.
6534 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6535 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6536 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6537 of PLUS_EXPR for pointers.
6538 * tree-inline.c (estimate_num_insns_1): Handle
6540 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6541 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6542 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6543 instead of PLUS_EXPR for the pointer increment statement.
6544 (vect_update_ivs_after_vectorizer): For pointer types, create
6545 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6546 MULT_EXPR in sizetype.
6547 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6549 * tree-object-size.c (plus_expr_object_size): Handle
6550 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6551 code which is trying to figure out which side is a pointer and
6553 (check_for_plus_in_loops_1): Likewise.
6554 (check_for_plus_in_loops): Likewise.
6555 * c-common.c (pointer_int_sum): Create a
6556 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6557 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6558 only POINTER_PLUS_EXPR. Removing all the extra
6559 code which is trying to figure out which side is a pointer and
6561 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6562 PLUS_EXPR and MINUS_EXPR.
6563 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6565 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6566 with make_tree, instead of a pointer type.
6567 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6568 for pointers instead of PLUS_EXPR.
6569 (s390_gimplify_va_arg): Likewise.
6570 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6571 instead of PLUS_EXPR when doing addition on pointer
6572 types. Use sizetype for the second operand.
6573 (spu_gimplify_va_arg_expr): Likewise.
6574 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6575 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6576 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6577 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6578 for the pointer addition and also use size_int/sizetype
6580 (ix86_gimplify_va_arg): Likewise.
6581 Perform BIT_AND_EXPR on sizetype arguments.
6582 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6583 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6584 for the pointer additions and also use size_int for the offsets.
6585 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6586 additions and also use size_int for the offsets. Perform
6587 BIT_AND_EXPR on sizetype arguments.
6588 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6589 POINTER_PLUS_EXPR for pointers and create the
6590 BIT_AND_EXPR in sizetype.
6591 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6592 instead of PLUS_EXPR for pointer addition.
6593 (rs6000_va_start): Likewise.
6594 Also use sizetype for the offset.
6595 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6596 as PLUS_EXPR/MINUS_EXPR.
6597 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6598 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6599 Don't use BIT_AND_EXPR on a pointer type, convert the
6600 expression to sizetype first.
6601 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6603 (mips_gimplify_va_arg_expr): Likewise.
6604 Don't create BIT_AND_EXPR in a pointer type.
6606 2007-06-15 Eric Christopher <echristo@apple.com>
6608 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6609 (x86_64-*-darwin*): Ditto.
6610 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6613 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6615 * doc/extend.texi: Document behavior of __attribute__((aligned))
6618 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6620 * rtlanal.c (note_stores): Improve documentation.
6622 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6624 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6625 LOCAL_LABEL_PREFIX): Delete.
6626 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6627 (bfin_internal_label): Delete.
6629 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6631 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6632 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6633 otherwise define to LIBGCC2_TF_CEXT.
6634 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6635 (LIBGCC_TF_CEXT): Ditto.
6638 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6640 PR rtl-optimization/32339
6641 * df-scan.c (df_uses_record): Don't modify flags but just add to
6642 it for df_ref_record.
6644 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6646 * tree-mudflap.c: Fix whitespace issues.
6648 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6650 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6652 2007-06-14 Eric Christopher <echristo@apple.com>
6654 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6655 (movv4sf): Use gcc_unreachable instead of abort.
6657 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/sfp-machine.h (CMPtype): New define.
6661 (mach stubs): Use CMPtype instead of int as a return type.
6663 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6665 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6666 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6667 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6668 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6669 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6670 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6671 config/soft-fp/soft-fp.h: Update from glibc CVS.
6673 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6675 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6677 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6680 * config/v850/v850.c: Include dataflow header file.
6681 (substitute_ep_register): Fix typo.
6683 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6685 * configure.ac: Fix earlier checkin.
6686 * configure: Regenerated.
6688 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6690 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6691 * aclocal.m4: Regenerate.
6692 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6693 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6694 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6695 * configure: Regenerate.
6696 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6698 * Makefile.in (quickstrap): Build libgcc too.
6700 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6702 * configure.ac: Add --enable-checking=df. Explicitly mention that
6703 the variables are initialized as for "release".
6704 * df-core.c: Use it.
6705 * configure: Regenerate.
6706 * config.in: Regenerate.
6708 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6710 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6711 validate_replace_rtx instead of replace_rtx.
6712 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6714 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6716 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6717 (DWARF2_UNWIND_INFO): Override default if configured with
6719 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6720 (ENDFILE_SPEC): Add crtend.o.
6721 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6722 (ENDFILE_SPEC): Add crtend.o.
6723 (TARGET_USE_JCR_SECTION): Define.
6724 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6726 * config/i386/cygming-crtbegin.c: New file.
6727 * config/i386/cygming-crtend.c: New file.
6729 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6731 * config/i386/w32-unwind.h: New file.
6733 2007-06-13 Eric Christopher <echristo@apple.com>
6735 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6736 the user set a value below STACK_BOUNDARY.
6738 2007-06-13 Thiemo Seufer <ths@networkno.de>
6740 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6741 imply -lpthread for -pthread.
6743 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6745 * basic-block.h: Remove the prototype for
6746 free_basic_block_vars.
6747 * cfglayout.h: Remove the prototype for
6748 insn_locators_initialize.
6749 * tree.h: Remove the prototype for emit_line_note.
6751 * tree-ssa-pre.c (mergephitemp): Remove.
6752 (init_pre): Don't use mergephitemp.
6754 2007-06-13 Eric Christopher <echristo@apple.com>
6756 * config/i386/i386.c (override_options): If we've specified
6757 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6759 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6761 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6764 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6766 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6767 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6768 (eh_store_handler): New pattern.
6769 (eh_return): Emit it instead of a plain move.
6771 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6773 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6774 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6775 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6778 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6780 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6781 (find_next_insn_start, find_load): New functions.
6782 (bfin_reorg): Use them to deal with the fact that parallel insns are
6783 no longer represented as a SEQUENCE.
6785 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6787 * config/sparc/sparc.c (sparc_override_options): Initialize
6790 2007-06-13 Dave Korn <dave.korn@artimi.com>
6792 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6795 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6797 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6798 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6799 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6800 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6801 tree-vect-transform.c: Fix comment typos. Follow spelling
6804 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6806 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6807 to the exit block use set.
6808 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6809 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6810 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6812 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6814 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6815 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6816 to indicate an error.
6817 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6819 (dbg_cnt_process_opt): Print an error on a bad argument.
6820 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6821 * common.opt (-fdbg-cnt-list): New.
6822 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6824 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6826 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6827 flag on ref-all pointers.
6829 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6832 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6833 for the offset with the modifier as EXPAND_INITIALIZER
6834 if the modifier is EXPAND_INITIALIZER.
6835 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6836 a register if we had an overflow.
6838 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6840 * real.c (real_isfinite): New.
6841 (real_sqrt): Use it.
6842 * real.h (real_isfinite): New.
6843 * builtins.c: Use it.
6845 2007-06-12 Ian Lance Taylor <iant@google.com>
6846 Daniel Berlin <dberlin@dberlin.org>
6849 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6850 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6851 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6852 (DECL_NO_TBAA_P): Define.
6853 (struct tree_decl_common): Add no_tbaa_flag field.
6854 * tree-ssa-structalias.c (struct variable_info): Add
6855 no_tbaa_pruning field.
6856 (new_var_info): Initialize no_tbaa_pruning field.
6857 (unify_nodes): Copy no_tbaa_pruning field.
6858 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6859 (dump_solution_for_var): Print no_tbaa_pruning flag.
6860 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6862 (compute_tbaa_pruning): New static function.
6863 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6864 Call compute_tbaa_pruning.
6865 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6866 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6867 * gimple-low.c (lower_stmt): Likewise.
6868 * tree-gimple.c (is_gimple_stmt): Likewise.
6869 * tree-ssa-operands.c (get_expr_operands): Likewise.
6870 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6871 * tree-inline.c (estimate_num_insns_1): Likewise.
6872 (copy_result_decl_to_var): Likewise.
6873 * expr.c (expand_expr_real_1): Likewise.
6874 * tree-pretty-print.c (dump_generic_node): Likewise.
6875 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6876 * omp-low.c (omp_copy_decl_2): Likewise.
6877 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6878 * doc/c-tree.texi (Expression trees): Document
6879 CHANGE_DYNAMIC_TYPE_EXPR.
6881 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6883 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6884 with !HONOR_NANS and !HONOR_INFINITIES.
6885 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6887 2007-06-12 Tristan Gingold <gingold@adacore.com>
6889 * gcov.c: Comments updated.
6890 (source_info): Add file_time field.
6891 (source_index): New variable.
6892 (mutiple_files): New variable.
6893 (generate_results): New function extracted from process_file.
6894 (process_file): Save and restore chain of functions, generate
6895 results and free structures only if not merging results.
6896 (release_structures): File names are now freed in create_file_names
6897 (create_file_names): Free previous file names.
6898 (find_source): File date is now read here and modifications in
6899 source files is checked here.
6900 (read_graph_file): Only reverse order of functions for the current
6902 (make_gcov_file_name): Do not generate long names if input_name is
6904 (output_lines): If merging results do not display graph, data and
6906 Checking source file modification is done in find_source.
6908 * doc/gcov.texi: Append an s to sourcefile.
6910 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6912 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6913 (forced_nop): New pattern.
6914 * config/bfin/bfin.c: Include "df.h".
6915 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6916 (bfin_discover_loop): Use df_get_live_in instead of
6917 global_live_at_start.
6918 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6919 df_analyze when done.
6920 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6921 the insns. Use QImode for the final insn in a bundle. Call
6922 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6924 (reorder_var_tracking_notes): New function.
6925 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6926 update_life_info. Call df_analyze after scheduling and bundle
6927 generation. Call reorder_var_tracking_notes if generating these
6928 notes. Call df_finish_pass at the end.
6930 2007-06-12 Dirk Mueller <dmueller@suse.de>
6932 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6933 a comparison, not an assignment.
6935 2007-06-12 Olivier Hainque <hainque@adacore.com>
6937 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6938 Request walking the subtrees only, leaving the current is_lhs/val_only
6940 (convert_non_local_reference): Likewise.
6942 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6944 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6946 2007-06-12 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/15353
6949 PR tree-optimization/31657
6950 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6951 * timevar.def: Add TV_TREE_IFCOMBINE.
6952 * tree-pass.h (pass_tree_ifcombine): Declare.
6953 * tree-ssa-ifcombine.c: New file.
6954 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6955 * tree-flow.h (blocks_in_phiopt_order): Declare.
6956 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6957 (tree-ssa-ifcombine.o): New dependencies.
6959 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6961 PR rtl-optimization/32293
6962 * combine.c (simplify_if_then_else): Truncate return from
6963 nonzero_bits() to correct mode.
6965 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6967 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6968 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6970 2007-06-11 Diego Novillo <dnovillo@google.com>
6972 * Makefile.in (reload1.o-warn): Remove.
6974 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6976 * combine.c (subst): Use reg_overlap_mentioned_p
6977 instead of comparing register numbers directly.
6979 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6981 * reload1.c (mark_home_live_1): Use the mode parameter.
6983 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6985 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6986 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6990 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6992 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6994 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6996 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6997 from integer registers.
6998 (FP mode splitters): Handle TFmode.
7000 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7002 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7003 for ref-all pointers that point-to anything.
7005 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7007 * config/arm/arm.c (arm_output_dwarf_dtprel,
7008 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7010 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7012 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7013 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7016 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7018 * tree.c (signed_or_unsigned_type_for): New.
7019 (unsigned_type_for): Use signed_or_unsigned_type_for.
7020 (signed_type_for): Use signed_or_unsigned_type_for.
7021 * tree.h (signed_or_unsigned_type_for): New.
7022 (get_signed_or_unsigned_type): Remove.
7023 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7024 lang_hooks.types.signed_type
7025 (size_diffop): Likewise.
7026 (all_ones_mask_p): Likewise.
7027 (build_range_check): Likewise.
7028 (fold_cond_expr_with_comparison): Likewise.
7029 (fold_cond_expr_with_comparison): Likewise.
7030 (unextend): Likewise.
7031 (extract_muldiv_1): Likewise.
7032 (fold_single_bit_test_into_sign_test): Likewise.
7033 (fold_binary): Likewise.
7034 (fold_ternary): Likewise.
7035 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7036 instead of get_signed_or_unsigned_type.
7037 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7038 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7039 * expr.c (signed_or_unsigned_type_for): Use
7040 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7041 * langhooks.c (get_signed_or_unsigned_type): Remove.
7042 (lhd_signed_or_unsigned_type): Remove.
7043 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7044 signed_or_unsigned_type.
7045 (lhd_signed_or_unsigned_type): Remove.
7046 * expmed.c (make_tree): Use signed_type_for instead of
7047 lang_hooks.types.signed_type.
7048 * c-common.c (same_scalar_type_ignoring_signedness): Use
7049 c_common_signed_type instead of lang_hooks.types.signed_type.
7050 (c_common_unsigned_type): New.
7051 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7052 (shorten_compare): Use c_common_unsigned_type instead of
7053 c_common_signed_or_unsigned_type.
7054 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7056 * convert.c (convert_to_integer): Use signed_type_for instead of
7057 lang_hooks.types.signed_type.
7058 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7059 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7060 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7061 * c-format.c (check_format_types): Use c_common_unsigned_type
7062 instead of unsigned_type_for.
7063 * c-decl.c (groakdeclarator): Likewise.
7064 * c-typeck.c (convert_for_assignment): Likewise.
7065 * c-common.h (c_common_unsigned_type): New.
7067 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7070 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7071 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7073 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7076 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7077 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7079 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7080 Sebastian Pop <sebpop@gmail.com>
7082 * lambda-code.c (remove_iv): New.
7083 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7085 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7087 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7088 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7089 * tree-ssa-loop-prefetch.c: Include optabs.h.
7090 (FENCE_FOLLOWING_MOVNT): New macro.
7091 (struct mem_ref): Add independent_p and storent_p fields.
7092 (record_ref): Initalize the new fields.
7093 (gather_memory_references_ref): Return true if the reference
7095 (gather_memory_references): Check whether all memory accesses
7096 in loop were recorded.
7097 (should_issue_prefetch_p): Return false for nontemporal stores.
7098 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7099 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7100 (determine_loop_nest_reuse): Detect independent memory references.
7101 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7102 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7103 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7104 * config/i386/i386.h (x86_mfence): Declare.
7105 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7106 * config/i386/i386.c (x86_mfence): New variable.
7107 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7109 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7110 * optabs.c (init_optabs): Initialize storent_optab.
7111 * optabs.h (enum optab_index): Add OTI_storent.
7112 (storent_optab): Declare.
7113 * genopinit.c (optabs): Add initialization for storent_optab.
7114 * tree.h (MOVE_NONTEMPORAL): New macro.
7115 * expr.c (expand_assignment, store_expr, store_constructor_field,
7116 store_constructor, store_field, expand_expr_real_1): Propagate
7117 nontemporality of the expanded store.
7118 (emit_storent_insn): New function.
7119 * expr.h (expand_assignment, store_expr): Declaration changed.
7120 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7121 to expand_assignment.
7122 * stmt.c (expand_asm_expr): Ditto.
7123 * calls.c (initialize_argument_information): Pass false as
7124 nontemporality to store_expr.
7125 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7128 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7130 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7132 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7134 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7136 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7137 and allow DECL_P here.
7139 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7141 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7142 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7143 track of the size of the expression.
7144 * cfghooks.c (merge_blocks): Remove block from loops structure only
7145 after call of the merge_blocks hook.
7147 2007-06-09 Tom Tromey <tromey@redhat.com>
7149 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7150 (deprecated_state): Removed.
7151 (start_decl): Update.
7152 (enum deprecated_states): Moved earlier.
7153 (groktypename): Update.
7154 (push_parm_decl): Likewise.
7155 (grokfield): Likewise.
7156 (start_function): Likewise.
7158 2007-06-09 Ian Lance Taylor <iant@google.com>
7160 PR tree-optimization/32169
7161 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7162 CONVERT_EXPR, check whether min and max both converted to an
7163 overflow infinity representation.
7165 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7167 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7168 not inserted on the edge.
7170 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7172 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7173 instructions if they are supported.
7174 (__divsi3, __umodsi3, __modsi3): Likewise.
7175 (__ashldi3, __ashrdi3, __lshrdi3): New.
7176 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7178 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7179 Tony Linthicum <tony.linthicum@amd.com>
7181 * doc/invoke.texi: Add fvect-cost-model flag.
7182 * common.opt (fvect-cost-model): New flag.
7183 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7184 cost fields in stmt_vec_info struct for STMT.
7185 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7186 fields in stmt_vec_info struct and access functions for the same.
7187 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7188 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7189 load, store and vector to scalar operation.
7190 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7191 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7192 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7193 (TARG_VEC_STORE_COST): Define cost of vector store.
7194 (vect_estimate_min_profitable_iters): Define new function.
7195 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7196 check to evaluate if loop iterations are less than minimum profitable
7197 iterations determined by cost model or minimum vect loop bound defined
7198 by user, whichever is more conservative.
7199 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7200 run-time check to evaluate if loop iterations are less than minimum
7201 profitable iterations determined by cost model or minimum vect loop
7202 bound defined by user, whichever is more conservative.
7203 (vect_estimate_min_profitable_iterations): New function to estimate
7204 mimimimum iterartions required for vector version of loop to be
7205 profitable over scalar version.
7206 (vect_model_reduction_cost): New function.
7207 (vect_model_induction_cost): New function.
7208 (vect_model_simple_cost): New function.
7209 (vect_cost_strided_group_size): New function.
7210 (vect_model_store_cost): New function.
7211 (vect_model_load_cost): New function.
7212 (vectorizable_reduction): Call vect_model_reduction_cost during
7214 (vectorizable_induction): Call vect_model_induction_cost during
7216 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7217 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7218 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7219 vectorizable_promotion, vectorizable_demotion): Call
7220 vect_model_simple_cost during analysis phase.
7222 2007-06-08 Simon Baldwin <simonb@google.com>
7224 * reg-stack.c (get_true_reg): Readability change. Moved default case
7225 label into direct switch statement scope.
7227 2007-06-08 Simon Baldwin <simonb@google.com>
7229 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7230 in gcc_assert() with '==' comparison.
7232 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7234 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7235 TARGET_ABM handling of x86_popcnt variable.
7237 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7239 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7240 __builtin_copysignq and __builtin_infq built-in functions.
7242 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7244 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7245 SSE4.2 section. Correct built-in function names in SSE4A section.
7247 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7249 PR tree-optimization/32243
7250 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7251 for ncopies after ratio check between nunits_out and nunits_in.
7252 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7254 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7256 PR tree-optimization/32224
7257 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7258 vectorization upon a non GIMPLE_MODIFY_STMT.
7260 2007-06-08 Christian Bruel <christian.bruel@st.com>
7263 * config/sh/sh.md (doloop_end): New pattern and splitter.
7264 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7266 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7269 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7271 (verify_dominators): Do not change dominance tree.
7273 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7275 * config/sh/constraints.md: New file.
7276 * config/sh/sh.c: Include tm-constrs.h.
7277 (reg_class_from_letter): Remove.
7278 (prepare_cbranch_operands): Use satisfies_constraint_*
7279 function instead of macro.
7280 (andcosts, broken_move, sh_secondary_reload): Likewise.
7281 * config/sh/predicates.md (trapping_target_operand): Likewise.
7282 (and_operand, arith_operand, arith_reg_or_0_operand,
7283 cmp_operand, logical_operand, target_operand,
7284 ua_address_operand, ua_offset, xor_operand): Likewise.
7285 * config/sh/sh.md: Include constraints.md.
7286 (*movsicc_t_false): Use satisfies_constraint_* function
7288 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7289 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7290 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7291 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7292 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7293 (REG_CLASS_FROM_CONSTRAINT): Remove.
7294 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7295 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7296 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7297 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7298 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7299 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7300 function instead of macro.
7301 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7302 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7303 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7304 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7305 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7306 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7307 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7308 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7309 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7310 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7311 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7312 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7313 EXTRA_CONSTRAINT_STR): Likewise.
7314 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7316 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7318 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7320 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7323 * c-common.h (flag_cpp0x): Replaced by...
7324 (cxx_dialect): ... this new variable specifying the C++ dialect that
7326 * c-common.c (flag_cpp0x): Removed.
7327 (cxx_dialect): Defined.
7328 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7330 * c-opts.c (c_common_post_options): Likewise.
7331 (set_std_cxx98): Set cxx_dialect to cxx98.
7332 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7334 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7335 Hui-May Chang <hm.chang@apple.com>
7337 * doc/invoke.texi (Darwin Options): Update documentation for
7338 -mmacosx-version-min.
7339 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7340 * config/darwin-driver.c: New file.
7341 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7342 * config/t-darwin (darwin-driver.o): New rule.
7344 * config/darwin-c.c (version_as_macro): Ignore low digit.
7346 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7349 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7350 (CSGNMODE): New mode macro.
7351 (CSGNVMODE): New mode attribute.
7352 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7353 expander using CSGNMODE mode macro. Handle TFmode.
7354 (copysign<mode>3_const): Rename from copysignsf3_const and
7355 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7357 (copysign<mode>3_var): Rename from copysignsf3_var and
7358 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7360 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7361 mode macro. Handle TFmode.
7362 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7363 (iortf3, *iortf3): Ditto.
7364 (xortf3, *xortf3): Ditto.
7365 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7366 TFmode and TImode masks.
7367 (ix86_expand_copysign): Expand TFmode copysign insn.
7368 (IX86_BUILTIN_INFQ): New.
7369 (IX86_BUILTIN_FABSQ): Ditto.
7370 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7371 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7372 [__builtin_fabsq]: Ditto.
7373 [__builtin_copysignq]: Ditto.
7374 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7375 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7376 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7377 ix86_expand_binop_builtin().
7379 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7381 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7383 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7386 * rtl.h (push_to_sequence2): New.
7387 * emit-rtl.c (push_to_sequence2): New.
7388 * function.c (assign_parm_data_all): Add new fields.
7389 (assign_parm_setup_block): Call push_to_sequence2 instead of
7391 (assign_parm_setup_reg): Ditto.
7392 (assign_parm_setup_stack): Ditto.
7393 (assign_parms_unsplit_complex): Ditto.
7394 (assign_parms): Change field name.
7396 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7398 PR tree-optimization/32220
7399 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7400 phi node is reached before defining statement.
7402 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7405 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7406 after changing the right hand side of the assignment.
7408 2007-06-06 Eric Christopher <echristo@apple.com>
7410 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7411 (x86_64-*-darwin*): Ditto.
7412 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7413 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7415 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7417 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7419 (add_key): Likewise.
7420 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7421 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7423 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7425 (add_cost_one_coalesce): Likewise.
7426 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7427 variable names. Rename orig to orig_name for consistency.
7428 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7430 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7432 (record_equivalences_from_stmt): Likewise.
7433 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7434 the coding conventions.
7435 (memory_ssa_name_same): Likewise.
7436 (dse_optimize_stmt): Likewise.
7437 (dse_record_phis): Likewise.
7438 (dse_finalize_block): Likewise.
7439 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7440 keywords as variable names.
7441 (may_move_till): Cast according to the coding conventions.
7442 (force_move_till_expr): Avoid using C++ keywords as variable names.
7443 (force_move_till): Cast according to the coding conventions.
7444 (memref_hash): Likewise.
7445 (memref_eq): Likewise.
7446 (gather_mem_refs_stmt): Likewise.
7447 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7448 using C++ keywords as variable names.
7449 (idx_find_step): Cast according to the coding conventions.
7450 (idx_record_use): Likewise.
7451 (find_depends): Likewise.
7452 (prepare_decl_rtl): Likewise.
7453 (mbc_entry_hash): Likewise.
7454 (mbc_entry_eq): Likewise.
7455 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7456 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7457 (idx_infer_loop_bounds): Cast according to the coding conventions.
7458 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7459 * tree-ssa-math-opts.c (occ_new ): Likwise.
7460 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7462 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7464 (add_use_op): Likewise.
7465 (add_vop): Likewise.
7466 (add_vuse_op): Likewise.
7467 (add_vdef_op): Likewise.
7468 (get_expr_operands): Likewise.
7469 (push_stmt_changes): Use type safe memory macros.
7470 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7471 keywords as variable names.
7472 (conditional_replacement): Likewise.
7473 (minmax_replacement): Likewise.
7474 (abs_replacement): Likewise.
7475 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7477 (insert_fake_stores): Avoid using C++ keywords as variable names.
7478 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7480 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7481 (heapvar_insert): Use type safe memory macros.
7482 (new_var_info): Cast according to the coding conventions.
7483 (new_constraint): Likewise.
7484 (remove_preds_and_fake_succs): Use type safe memory macros.
7485 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7487 (thread_single_edge): Likewise.
7488 (thread_through_loop_header): Likewise.
7490 2007-06-06 Eric Christopher <echristo@apple.com>
7492 * config/i386/i386.c (override_options): Move handling
7493 of TARGET_SUBTARGET* earlier.
7495 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7497 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7500 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7502 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7503 emited outside of basic block.
7504 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7506 * rtl.h (delete_insn_chain): Declaration changed.
7507 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7509 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7510 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7511 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7512 to delete_insn_chain.
7513 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7514 do not have bb field set.
7515 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7517 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7518 * cfgcleanup.c (try_optimize_cfg): Ditto.
7520 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7522 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7523 (lambda_body_vector_new): Use type safe memory macros.
7524 (lambda_linear_expression_new): Likewise.
7525 (lambda_loopnest_new): Likewise.
7526 (lambda_lattice_new): Likewise.
7527 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7528 conventions. Use type safe memory macros.
7529 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7530 (lambda_body_vector_s): Likewise.
7531 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7532 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7534 2007-06-06 Richard Guenther <rguenther@suse.de>
7536 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7537 if we need to schedule cfg_cleanup.
7538 (tree_ssa_forward_propagate_single_use_vars): Do so.
7540 2007-06-06 Ian Lance Taylor <iant@google.com>
7542 * fold-const.c (merge_ranges): If range_successor or
7543 range_predecessor fail, just return 0.
7545 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7547 PR tree-optimization/32216
7548 * tree-vectorizer.c (supportable_widening_operation): Determine
7549 signedness of FIX_TRUNC_EXPR from output operand.
7550 (supportable_narrowing_operation): Ditto.
7551 * tree-vect-generic.c (expand_vector_operations_1): Determine
7552 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7555 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7557 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7558 (struct pta): ...from here. Change flags to unsigned to avoid
7559 excessive casting (as it is used as a bit mask).
7560 (override_options): Add casts according to the coding convenventions.
7561 (x86_64_elf_unique_section): Likewise.
7562 (examine_argument): Avoid using C++ keywords as variable names.
7563 (construct_container): Likewise.
7564 (legitimize_pic_address): Likewise.
7565 (get_dllimport_decl): Cast according to the coding conventions. Use
7566 type safe memory macros.
7567 (legitimize_address): Cast according to the coding conventions.
7568 (emit_i387_cw_initialization): Corrected the type of slot to enum
7570 (ix86_init_machine_status): Use type safe memory macros.
7571 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7572 (bdesc_pcmpistr): Likewise.
7573 (bdesc_crc32): Likewise.
7574 (bdesc_sse_3arg): Likewise.
7575 (bdesc_2arg): Likewise.
7576 (bdesc_1arg): Likewise.
7577 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7578 (ix86_expand_sse_pcmpistr): Likewise.
7579 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7580 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7581 int to match the langhook definition.
7582 (ix86_builtin_conversion): Change the type of code to unsigned init to
7583 match the langhook definition.
7584 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7586 (ix86_preferred_output_reload_class): Likewise.
7587 (ix86_cannot_change_mode_class): Likewise.
7588 (ix86_memory_move_cost): Likewise.
7589 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7590 avoid excessive casting later on.
7591 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7593 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7595 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7596 as flags setting insn.
7597 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7599 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7602 (UNSPEC_ROUND): New.
7603 ("sse4_1_round<mode>2"): New insn pattern.
7604 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7606 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7607 expander using SSEMODEF mode macro. Expand using
7608 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7609 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7610 expander using SSEMODEF mode macro. Expand using
7611 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7612 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7613 expander using SSEMODEF mode macro. Expand using
7614 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7615 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7616 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7617 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7620 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7621 Sebastian Pop <sebpop@gmail.com>
7623 * lambda.h (build_linear_expr): New.
7624 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7625 Use build_linear_expr, call fold and force_gimple_operand.
7626 (lambda_loopnest_to_gcc_loopnest): Check that there is
7627 something to insert.
7628 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7630 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7632 PR preprocessor/23479
7633 * doc/extend.texi: Document the 0b-prefixed binary integer
7636 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7638 PR tree-optimization/32215
7639 * tree-vectorizer.c (supportable_widening_operation): Return false
7640 for unsupported FIX_TRUNC_EXPR tree code.
7641 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7643 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7645 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7646 register on SPE targets. Change documentation to reflect
7648 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7649 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7650 out of the register allocation pool.
7651 (rs6000_reg_live_or_pic_offset_p): New function.
7652 (rs6000_emit_prologue): Move the actual saving of LR up to free
7653 r0 for holding r11. Split saving of SPE 64-bit registers into
7654 its own case. Ensure that offsets will always be in-range for
7655 'evstdd' by using r11 as a scratch register to point at the start
7656 of the SPE save area. Save r11 if necessary, as it is the static
7658 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7659 into its own case. Ensure that offsets will always be in-range
7660 for 'evldd' by using r11 as a scratch register to point at the
7661 start of the SPE save area. Also adjust r11 when restoring
7662 the stack pointer to compensate for pre-loading r11.
7664 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7666 * cfg.c (init_flow): Use type safe memory macros.
7667 (alloc_block): Likewise.
7668 (unchecked_make_edge): Likewise.
7669 (dump_flow_info): Avoid using C++ keywords as variable names.
7670 (copy_original_table_clear): Cast according to the coding conventions.
7671 (copy_original_table_set): Likewise.
7672 * cfgexpand (label_rtx_for_bb): Likewise.
7673 (expand_gimple_basic_block): Likewise.
7674 * cfghooks.c (dump_bb): Likewise.
7675 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7677 (lv_add_condition_to_bb): Likewise.
7678 * cfglayout (relink_block_chain): Cast according to the coding
7680 (fixup_reorder_chain): Likewise.
7681 (fixup_fallthru_exit_predecessor): Likewise.
7682 * cfgloop.c (glb_enum_p): Likewise.
7683 (get_exit_description): Likewise.
7684 (dump_recorded_exit): Likewise.
7685 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7686 (struct loop): ... from here.
7687 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7689 * cfgrtl.c (rtl_create_basic_block): Likewise.
7690 (rtl_split_block): Likewise.
7691 (rtl_dump_bb): Likewise.
7692 (cfg_layout_split_block): Likewise.
7693 (init_rtl_bb_info): Use typesafe memory macros.
7695 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7696 * graphds.h: Updated all usages of edge to graph_edge.
7697 * graphds.c: Likewise.
7698 * cfgloopanal.c: Likewise.
7700 2007-06-05 Ian Lance Taylor <iant@google.com>
7702 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7703 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7704 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7706 (test_for_singularity): Likewise.
7708 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7710 * config/i386/constraints.md ("Y2"): Replaced by ...
7712 * config/i386/i386.md: Likewise.
7713 * config/i386/mmx.md: Likewise.
7714 * config/i386/sse.md: Likewise.
7716 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7718 * config/i386/constraints.md ("z"): Replaced by ...
7720 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7721 (sse4_1_blendvps): Likewise.
7722 (sse4_1_pblendvb): Likewise.
7723 (sse4_2_pcmpestr): Likewise.
7724 (sse4_2_pcmpestrm): Likewise.
7725 (sse4_2_pcmpestr_cconly): Likewise.
7726 (sse4_2_pcmpistr): Likewise.
7727 (sse4_2_pcmpistrm): Likewise.
7728 (sse4_2_pcmpistr_cconly): Likewise.
7730 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7732 * matrix-reorg.c (transform_access_sites): Fix computation.
7733 (transform_allocation_sites): Same.
7735 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7737 * config/i386/i386.c (override_options): Use
7738 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7740 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7742 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7743 (nonimm_not_xmm0_operand): Ditto.
7744 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7745 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7746 as operand[2] predicate. Require "z" class XMM register for
7747 operand[3]. Adjust asm template.
7748 ("sse4_1_blendvpd"): Ditto.
7749 ("sse4_1_pblendvb"): Ditto.
7750 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7751 force op2 into xmm0 register for variable blend instructions.
7753 2007-06-04 Tom Tromey <tromey@redhat.com>
7755 * c-tree.h (start_enum): Update.
7756 (build_enumerator): Likewise.
7757 * c-decl.c (enum_next_value): Removed.
7758 (enum_overflow): Likewise.
7759 (start_enum): Add c_enum_contents argument. Don't use globals.
7760 (build_enumerator): Likewise.
7761 * c-tree.h (struct c_enum_contents): New struct.
7763 2007-06-04 Tom Tromey <tromey@redhat.com>
7765 * c-common.c (c_common_get_alias_set): Fix indentation.
7767 2007-06-04 Ian Lance Taylor <iant@google.com>
7769 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7770 to overflow, reduce overflow infinity to regular infinity.
7771 (vrp_var_may_overflow): New static function.
7772 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7774 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7776 * stor-layout.c (layout_type): Remove duplicate code.
7778 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7781 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
7782 before build_common_builtin_nodes ().
7784 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7787 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7789 2007-06-04 Jan Hubicka <jh@suse.cz>
7791 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7792 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7793 instead of _stat version.
7795 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7797 PR tree-optimization/32194
7798 * tree-predcom.c (determine_offset): Check that both references have
7801 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7803 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7804 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7805 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7806 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7807 Add argument to iterate_fix_dominators call.
7808 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7809 * gcse.c (hoist_code): Change domby to vector.
7810 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7811 Add argument to iterate_fix_dominators call.
7812 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7813 recompute_dominator.
7814 * lambda-code.c (perfect_nestify): Ditto.
7815 * cfgloopanal.c: Include graphds.h.
7816 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7817 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7818 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7820 * graphds.c: New file.
7821 * graphds.h: New file.
7822 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7823 (get_dominated_by, get_dominated_by_region): Change return type to
7825 (verify_dominators): Recompute all dominators and compare the results.
7826 (recount_dominator): Renamed to ...
7827 (recompute_dominator): ... this. Do not check that the block is
7829 (iterate_fix_dominators): Reimplemented.
7830 (prune_bbs_to_update_dominators, root_of_dom_tree,
7831 determine_dominators_for_sons): New functions.
7832 * et-forest.c (et_root): New function.
7833 * et-forest.h (et_root): Declare.
7834 * Makefile.in (graphds.o): Add.
7835 (cfgloopanal.o): Add graphds.h dependency.
7836 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7837 * basic-block.h (get_dominated_by, get_dominated_by_region,
7838 iterate_fix_dominators): Declaration changed.
7839 (recount_dominator): Renamed to ...
7840 (recompute_dominator): ... this.
7841 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7842 (thread_through_all_blocks): Do not free dominance info.
7844 2007-06-03 Andreas Schwab <schwab@suse.de>
7846 * config/m68k/m68k.c (override_options): Don't override
7848 * config/m68k/m68k-modes.def (SF, DF): Define to use
7849 motorola_single_format and motorola_double_format, resp.
7850 * real.c (motorola_single_format): Renamed from
7851 coldfire_single_format.
7852 (motorola_double_format): Renamed from coldfire_double_format.
7853 (encode_ieee_extended): Generate a proper canonical NaN image
7854 respecting canonical_nan_lsbs_set.
7855 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7857 * real.h: Adjust declarations.
7859 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7862 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7863 the symbol is generated with the stack protector.
7865 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7867 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7868 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7870 * doc/extend.texi (interrupt): Mention m68k.
7872 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7874 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7875 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7876 (ix86_expand_sse_pcmpestr): Do not check operands for
7877 "register_operand", when insn operand predicate is "register_operand".
7878 (ix86_expand_sse_pcmpistr): Ditto.
7880 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7881 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7884 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7885 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7886 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7887 * config/i386/constraints.md ("z"): New register constraint
7888 for members of SSE_FIRST_REG class.
7889 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7890 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7891 SSE_FIRST_REG class.
7892 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7893 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7894 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7895 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7896 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7897 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7898 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7899 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7900 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7901 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7902 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7903 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7904 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7905 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7906 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7907 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7908 (struct builtin_description): Change "flag" field to unsigned.
7909 (bdesc_pcmpestr): New builtin description table.
7910 (bdesc_pcmpistr): Likewise.
7911 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7912 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7913 Initialize pcmp[ei]str[im] insns for SSE4.2.
7914 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7915 (ix86_expand_sse_pcmpistr): Likewise.
7916 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7917 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7918 (UNSPEC_PCMPISTR): Likewise.
7919 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7920 (sse4_2_pcmpestri):New isns pattern.
7921 (sse4_2_pcmpestrm): Likewise.
7922 (sse4_2_pcmpestr_cconly): Likewise.
7923 (sse4_2_pcmpistr): New insn patern and splitter.
7924 (sse4_2_pcmpistri):New isns pattern.
7925 (sse4_2_pcmpistrm): Likewise.
7926 (sse4_2_pcmpistr_cconly): Likewise.
7927 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7930 2007-06-01 David Daney <ddaney@avtrex.com>
7932 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7933 LOADGP_ABSOLUTE and not binds_local_p.
7935 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7937 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7939 2007-06-01 Ian Lance Taylor <iant@google.com>
7941 * tree-vrp.c (compare_name_with_value): Always set
7942 used_strict_overflow if we get a result from the variable itself.
7944 2007-06-01 Ian Lance Taylor <iant@google.com>
7946 PR rtl-optimization/31455
7947 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7948 subregs which have a cast between modes which are not tieable.
7950 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7952 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7953 breaks after return statements.
7955 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7957 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7958 only after no_new_pseudos.
7960 2007-05-31 Eric Christopher <echristo@apple.com>
7962 * expr.c (convert_move): Assert that we don't have a BLKmode
7964 (store_expr): Handle BLKmode moves by calling emit_block_move.
7966 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7968 * c-typeck.c (build_indirect_ref): Include type in error message.
7969 (build_binary_op): Pass types to binary_op_error.
7970 * c-common.c (binary_op_error): Take two type arguments, print out
7972 * c-common.h (binary_op_error): Update prototype.
7974 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7976 * config/i386/i386.c: Correct coments on -mno-sse4.
7978 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7980 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7981 (x86_64-*-*): Likewise.
7982 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7983 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7984 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7985 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7986 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7987 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7988 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7989 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7990 (OPTION_MASK_ISA_SSE4): Likewise.
7991 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7992 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7993 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7994 (override_options): Support SSE4.2.
7995 (ix86_build_const_vector): Support SImode and DImode.
7996 (ix86_build_signbit_mask): Likewise.
7997 (ix86_expand_int_vcond): Support V2DImode.
7998 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7999 (IX86_BUILTIN_CRC32HI): Likewise.
8000 (IX86_BUILTIN_CRC32SI): Likewise.
8001 (IX86_BUILTIN_CRC32DI): Likewise.
8002 (IX86_BUILTIN_PCMPGTQ): Likewise.
8003 (bdesc_crc32): Likewise.
8004 (bdesc_sse_3arg): Likewise.
8005 (ix86_expand_crc32): Likewise.
8006 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8007 (ix86_expand_builtin): Likewise.
8008 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8009 __SSE4_2__ for -msse4.2.
8010 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8011 (CRC32MODE): Likewise.
8012 (crc32modesuffix): Likewise.
8013 (crc32modeconstraint): Likewise.
8014 (sse4_2_crc32<mode>): Likewise.
8015 (sse4_2_crc32di): Likewise.
8016 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8018 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8019 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8020 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8021 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8022 (vcondu<mode>): Likewise.
8023 * doc/extend.texi: Document SSE4.2 built-in functions.
8024 * doc/invoke.texi: Document -msse4.2/-msse4.
8026 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8028 PR tree-optimization/32160
8029 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8030 variable as gimple reg.
8031 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8033 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8035 * gcc.c (main): Don't consider linker options when issuing the
8036 warning about a linker input file not being used.
8038 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8040 * tree-vrp.c (compare_names): Initialize sop.
8042 2007-05-30 Dirk Mueller <dmueller@suse.de>
8044 * cgraphunit.c (cgraph_analyze_function): Remove
8045 computation of inline parameters.
8047 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8049 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8051 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8053 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8054 Add vx-common.h. Include vxworks.h between vx-common.h and
8056 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8058 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8059 (TARGET_ASM_DESTRUCTOR): Likewise.
8060 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8061 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8062 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8063 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8064 (VXWORKS_ENDIAN_SPEC): Define.
8065 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8066 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8067 VXWORKS_* equivalents.
8068 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8069 (ASM_FILE_START): Delete.
8070 (TARGET_VERSION): Reformat.
8071 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8072 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8073 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8074 (FPBIT, DPBIT): Define.
8075 (fp-bit.c, dp-bit.c): New rules.
8076 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8077 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8078 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8079 * config/arm/arm.h: Include vxworks-dummy.h.
8080 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8081 Mark with ATTRIBUTE_UNUSED.
8082 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8083 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8084 make it incompatible with -msingle-pic-base.
8085 (arm_function_ok_for_sibcall): Return false for calls that might
8086 go through a VxWorks PIC PLT entry.
8087 (require_pic_register): New function, split out from...
8088 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8090 (arm_load_pic_register): Handle the VxWorks RTP initialization
8091 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8092 (arm_emit_call_insn): New function.
8093 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8094 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8095 (pic_offset_arm): New pattern.
8096 (call, call_value): Use arm_emit_call_insn.
8097 (call_internal, call_value_internal): New expanders.
8098 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8099 VxWorks unless __PIC__.
8101 2007-05-30 Eric Christopher <echristo@gmail.com>
8103 * genrecog.c: Include regs.h in generated file.
8104 * genemit.c: Ditto. Fix up formatting.
8105 * config/mn10300/constraints.md: New.
8106 * config/mn10300/mn10300.md: Include.
8107 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8108 Fix up for removed macro.
8109 * config/mn10300/predicates.md (call_address_operand): Ditto.
8110 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8111 (CONST_OK_FOR_I): Ditto.
8112 (CONST_OK_FOR_J): Ditto.
8113 (CONST_OK_FOR_K): Ditto.
8114 (CONST_OK_FOR_L): Ditto.
8115 (CONST_OK_FOR_M): Ditto.
8116 (CONST_OK_FOR_N): Ditto.
8117 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8121 (EXTRA_CONSTRAINT): Ditto.
8123 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8125 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8127 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8128 OPTION_MASK_ISA_64BIT.
8129 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8131 2007-05-30 Richard Guenther <rguenther@suse.de>
8134 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8135 types for comparison.
8136 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8137 with original typed arguments.
8138 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8140 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8142 PR tree-optimization/31769
8143 * except.c (duplicate_eh_regions): Clear prev_try if
8144 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8146 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8148 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8149 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8150 bsi of the location where statements should be inserted.
8151 (sink_code_in_bb): Take bsi from statement_sink_location.
8152 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8153 instead of bsi_start.
8154 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8156 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8157 (bsi_move_before): Document inconsistency with bsi_move_after.
8158 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8160 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8162 * config/i386/i386.h (TARGET_ABM): New define.
8163 (TARGET_POPCNT): Ditto.
8164 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8165 New temporary defines to redefine from OPTION_ISA_* defines.
8166 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8167 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8168 (ix86_isa_flags): New extern int declaration.
8169 (TARGET_SUBTARGET_DEFAULT): New define.
8170 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8171 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8172 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8173 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8174 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8175 * config/i386/darwin.h: Change TARGET_64BIT define to
8178 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8179 using existing "ix86_isa_flags" varible.
8180 (m32, m64): Use existing "ix86_isa_flags" variable.
8181 (mmmx, m3dnow): Ditto.
8182 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8183 (mabm): Define as non-negative option using "x86_abm" variable.
8184 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8186 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8187 Rewrite feature test bitmap.
8188 (ix86_isa_flags): New initialized global int varible.
8189 (ix86_isa_flags_explicit): New static int variable.
8190 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8191 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8192 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8193 target_flags_explicit.
8194 (override_options): Remove "target_enable" and "target_disable" fields
8195 from "struct ptt". Update processor_target_table accordingly. Remove
8196 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8197 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8198 "target_flags" and "ix86_isa_flags_explicit" instead of
8199 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8200 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8201 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8202 to true when either of PTA_POPCNT or PTA_ABM is set in
8203 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8204 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8205 processor_alias_table flags entry. Remove handling of
8206 "target_enable" and "target_disable" fields of processor_target_table.
8207 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8208 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8209 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8210 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8211 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8213 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8215 2007-05-29 David Daney <ddaney@avtrex.com>
8218 * config/mips/mips.c (mips_output_mi_thunk): Emit
8219 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8221 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8222 * config/i386/i386.c (ix86_function_regparm): Added checking of
8223 ix86_force_align_arg_pointer to determine the number of
8224 register parameters.
8226 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8228 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8229 (SET_DR_MISALIGNMENT): New.
8230 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8231 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8232 Use SET_DR_MISALIGNMENT.
8233 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8235 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8236 find_loop_nest): Export.
8237 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8238 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8239 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8240 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8242 (struct mem_ref): Add field reuse_distance.
8243 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8244 Initialize reuse_distance field.
8245 (issue_prefetch_ref): Select temporality of prefetch according to
8247 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8248 self_reuse_distance, determine_loop_nest_reuse): New functions.
8249 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8250 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8251 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8254 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8256 * tree-ssa-alias.c: Add aliasing overview.
8258 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8259 Danny Smith <dannysmith@users.sourceforge.net>
8262 * config/i386/t-crtfm: Compile crtfastmath.o with
8263 -minline-all-stringops.
8264 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8265 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8267 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8269 * doc/md.texi: Document constraints on HP PA-RISC.
8271 * pa/constraints.md: New file.
8272 * pa.md: Include constraints.md.
8273 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8274 (integer_store_memory_operand, ldil_cint_p): New functions.
8275 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8276 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8277 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8278 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8279 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8281 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8284 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8285 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8286 case POSTDECREMENT_EXPR>): Return the error_mark_node
8287 if either the real or imaginary parts would an
8290 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8292 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8293 name when we remove it from a call.
8295 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8297 * targhooks.c (default_narrow_bitfield): Remove.
8298 * targhooks.h: Remove the prototype for
8299 default_narrow_bitfield.
8301 * langhooks-def.h: Remove the prototype for
8302 hook_get_alias_set_0.
8303 * langhooks.c (hook_get_alias_set_0): Remove.
8305 * global.c (EXECUTE_IF_CONFLICT): Remove.
8307 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8310 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8311 return true when truth_value_p is true and the type
8314 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8316 * doc/install.texi (Prerequisites): We no longer require Autoconf
8317 2.13 for the top-level.
8319 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8321 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8322 memory access via x86_expand_vector_move_misalign() only for
8323 TImode values on 32-bit targets.
8325 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8327 * matrix-reorg.c: New file. Implement matrix flattening and
8328 transposing optimization.
8329 * tree-pass.h: Add matrix reorg pass.
8330 * common.opt: Add fipa-mreorg flag.
8331 * Makefile.in: Add matrix-reorg.c.
8332 * passes.c: Add matrix reorg pass.
8333 * varpool.c (add_new_static_var): New function.
8334 * cgraph.h (add_new_static_var): Declare.
8336 2007-05-27 Eric Christopher <echristo@apple.com>
8338 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8339 sp_offset depending on stack size. Save r12 depending
8340 on registers we're saving later.
8341 (rs6000_emit_epilogue): Update sp_offset depending only
8344 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8346 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8347 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8348 * ifcvt.c (if_convert): Ditto.
8349 * tree-ssa-threadupdate.c (thread_block): Ditto.
8350 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8351 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8352 verify_loop_closed_ssa): Check number_of_loops instead of
8354 * predict.c (tree_estimate_probability): Ditto.
8355 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8356 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8357 * modulo-sched.c (sms_schedule): Ditto.
8358 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8359 (scev_finalize): Do not do anything if scev analysis was not
8361 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8362 current_loops == NULL.
8363 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8364 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8366 (loop_optimizer_finalize): Assert that loops were analyzed.
8367 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8368 rtl_doloop): Check number_of_loops instead of current_loops.
8369 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8370 current_loops == NULL.
8371 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8372 gate_tree_vectorize tree_linear_transform, check_data_deps,
8373 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8374 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8375 Check number_of_loops instead of current_loops.
8376 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8377 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8378 free loops if available.
8379 (execute_pre): Do not pass do_fre to fini_pre.
8381 2007-05-27 Tobias Burnus <burnus@net-b.de>
8384 * real.c (mpfr_from_real): Fix sign of -Inf.
8386 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8388 * tree-vect-transform.c (vectorizable_conversion): Initialize
8389 tree_code variables to ERROR_MARK.
8390 (vectorizable_type_demotion): Likewise.
8391 (vectorizable_type_promotion): Likewise.
8393 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8396 * config/i386/i386.md (movti): Handle push operands via
8399 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8401 * basic-block.h: Remove the prototype for merge_seq_blocks.
8402 * cfgcleanup.c (merge_seq_blocks): Remove.
8404 * tree-flow.h: Remove the prototype for is_aliased_with.
8405 * tree-ssa-alias.c (is_aliased_with): Remove.
8407 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8409 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8411 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8413 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8414 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8415 (vec_unpacks_hi_v16qi): Likewise.
8416 (vec_unpacku_lo_v16qi): Likewise.
8417 (vec_unpacks_lo_v16qi): Likewise.
8418 (vec_unpacku_hi_v8hi): Likewise.
8419 (vec_unpacks_hi_v8hi): Likewise.
8420 (vec_unpacku_lo_v8hi): Likewise.
8421 (vec_unpacks_lo_v8hi): Likewise.
8422 (vec_unpacku_hi_v4si): Likewise.
8423 (vec_unpacks_hi_v4si): Likewise.
8424 (vec_unpacku_lo_v4si): Likewise.
8425 (vec_unpacks_lo_v4si): Likewise.
8427 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8429 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8430 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8431 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8432 follow spelling conventions in various
8433 warning/error/diagnostic messages.
8435 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8436 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8437 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8438 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8439 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8440 * doc/tm.texi: Follow spelling conventions.
8442 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8445 * tree-ssa-forwprop.c
8446 (forward_propagate_addr_into_variable_array_index): Remove
8447 the lhs argument. Use the type of def_rhs instead of lhs.
8448 (forward_propagate_addr_expr_1): Update use of
8449 forward_propagate_addr_into_variable_array_index.
8451 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8452 Nigel Stephens <nigel@mips.com>
8454 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8455 function attributes, "far" being an alias for "long_call".
8456 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8457 (mips_near_type_p, mips_far_type_p): New.
8458 (mips_comp_type_attributes): New function to check that attributes
8459 attached to a function type are compatible.
8460 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8461 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8462 to the target function of the thunk.
8463 (mips_encode_section_info): Check for "near" and "far" function
8464 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8466 * config/mips/predicates.md (const_call_insn_operand): Test only
8467 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8469 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8472 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8473 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8474 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8475 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8477 2007-05-25 Eric Christopher <echristo@apple.com>
8479 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8480 to x86-darwin configurations.
8481 * config/i386/t-darwin: Add softfp support.
8482 * config/i386/t-darwin64: Ditto.
8483 * config/i386/sfp-machine.h: If mach then don't use
8484 aliasing, emit a stub to call.
8486 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8488 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8489 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8490 tree-predcom.c, tree-ssa-alias-warnings.c,
8491 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8492 comment typos. Follow spelling conventions.
8493 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8495 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8498 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8499 constants into memory. Expand unaligned memory references for
8500 SSE modes via x86_expand_vector_move_misalign() function.
8502 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8504 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8505 "memory" attribute for "sseishft" type insn without operands[2].
8507 2007-05-25 Dirk Mueller <dmueller@suse.de>
8508 Marcus Meissner <meissner@suse.de>
8510 * doc/extend.texi (alloc_size): New attribute.
8511 * c-common.c (handle_alloc_size_attribute): New.
8512 * tree-object-size.c (alloc_object_size): Use alloc_size
8513 attribute, if available.
8515 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8517 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8519 (__builtin_ia32_vec_ext_v2di): Likewise.
8520 (__builtin_ia32_vec_ext_v4si): Likewise.
8521 (__builtin_ia32_vec_ext_v8hi): Likewise.
8522 (__builtin_ia32_vec_ext_v16qi): Likewise.
8523 (__builtin_ia32_vec_set_v8hi): Likewise.
8525 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8527 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8529 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8531 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8532 (arm_is_longcall_p): Rename to...
8533 (arm_is_long_call_p): ...this. Take a single tree argument and
8535 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8536 (CUMULATIVE_ARGS): Remove call_cookie.
8537 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8538 (ENCODED_LONG_CALL_ATTR_P): Delete.
8539 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8540 LONG_CALL_FLAG_CHAR cases.
8541 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8542 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8543 ARM_DECLARE_FUNCTION_SIZE.
8544 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8545 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8546 (arm_encode_call_attribute, current_file_function_operand): Delete.
8547 (arm_function_in_section_p): New function.
8548 (arm_is_longcall_p): Rename to...
8549 (arm_is_long_call_p): ...this. Take the target function as a single
8550 argument and return a bool. Do not rely on call cookies. Check
8551 whether the target symbol is in the same section as the current
8552 function, not just the same compilation unit.
8553 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8554 (arm_encode_section_info): Don't encode a call type.
8555 * config/arm/arm.md (call, call_value): Update calls to
8556 arm_is_long(_)call_p. Simplify logic.
8557 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8558 Update calls to arm_is_long(_)call_p.
8560 2007-05-25 Richard Guenther <rguenther@suse.de>
8562 PR tree-optimization/31982
8563 * tree-ssa-forwprop.c
8564 (forward_propagate_addr_into_variable_array_index): Handle arrays
8565 with element size one.
8567 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8569 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8570 (umulsi3_highpart): Likewise.
8572 2007-05-24 Ian Lance Taylor <iant@google.com>
8574 PR rtl-optimization/32069
8575 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8578 2007-05-24 Ollie Wild <aaw@google.com>
8580 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8583 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8585 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8586 (oprs_unchanged_p): Use it to check all registers in a REG.
8587 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8588 (reg_set_between_after_reload_p): Delete.
8589 (reg_used_between_after_reload_p): Likewise.
8590 (reg_set_or_used_since_bb_start): Likewise.
8591 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8592 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8593 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8594 * rtlanal.c (reg_set_p): Check whether REG overlaps
8595 regs_invalidated_by_call, rather than just checking the
8596 membership of REGNO (REG).
8598 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8600 * doc/passes.texi: Document predictive commoning.
8601 * doc/invoke.texi (-fpredictive-commoning): Document.
8602 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8603 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8604 adding indices to the generated name.
8605 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8606 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8607 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8608 (op_symbol_code): ... and exported.
8609 (dump_omp_clause, op_symbol): Use op_symbol_code
8610 instead of op_symbol_1.
8611 * tree-pass.h (pass_predcom): Declare.
8612 * timevar.def (TV_PREDCOM): New timevar.
8613 * tree-ssa-loop.c (run_tree_predictive_commoning,
8614 gate_tree_predictive_commoning, pass_predcom): New.
8615 * tree-data-ref.c (find_data_references_in_loop): Find the
8616 references in dominance order.
8617 (canonicalize_base_object_address): Ensure that the result has
8619 (dr_analyze_innermost): Export.
8620 (create_data_ref): Code to fail for references with invariant
8622 (find_data_references_in_stmt): ... here.
8623 * tree-data-ref.h (dr_analyze_innermost): Declare.
8624 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8625 (aff_combination_find_elt, name_expansion_hash,
8626 name_expansion_eq, tree_to_aff_combination_expand,
8627 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8629 * tree-affine.h (aff_combination_constant_multiple_p,
8630 tree_to_aff_combination_expand): Declare.
8631 * tree-predcom.c: New file.
8632 * common.opt (fpredictive-commoning): New option.
8633 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8634 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8635 * Makefile.in (tree-predcom.o): Add.
8636 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8637 * passes.c (init_optimization_passes): Add dceloop after
8638 copy propagation in loop optimizer. Add predictive commoning
8639 to loop optimizer passes.
8641 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8643 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8646 2007-05-24 Jan Hubicka <jh@suse.cz>
8648 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8650 (genheader): Include statistics.h.
8652 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8654 * print-rtl.c (flag_dump_unnumbered): Update comments.
8655 (print_rtl): Fix my previous change.
8656 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8659 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8662 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8664 (thread_through_all_blocks): Call initialize_original_copy_tables
8665 and free_original_copy_tables.
8666 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8668 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8669 * cfghooks.c (duplicate_block): Use get_loop_copy.
8670 * cfg.c: Include cfgloop.h.
8671 (loop_copy): New hash table.
8672 (initialize_original_copy_tables): Initialize loop_copy table.
8673 (free_original_copy_tables): Free loop_copy table.
8674 (copy_original_table_clear, copy_original_table_set,
8675 set_loop_copy, get_loop_copy): New functions.
8676 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8677 * cfgloop.h (struct loop): Remove copy field.
8678 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8679 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8681 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8683 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8684 -msse/-msse2/-msse3.
8686 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8688 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8689 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8691 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8694 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8695 * targhooks.h (default_mangle_decl_assembler_name): Declare
8697 * targhooks.c (default_mangle_decl_assembler_name): Define
8699 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8701 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8702 * langhooks.c (lhd_set_decl_assembler_name): Call
8703 targetm.mangle_decl_assembler_name for names with global scope.
8705 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8707 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8708 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8710 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8711 New. Factored out of i386_pe_encode_section_info.
8712 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8713 Move check for prior decoration of stdcall
8714 symbols to i386_pe_encode_section_info.
8715 (i386_pe_encode_section_info): Adjust call to
8716 gen_stdcall_or_fastcall_suffix. Use
8717 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8718 (i386_pe_mangle_decl_assembler_name): New. Wrap
8719 i386_pe_maybe_mangle_decl_assembler_name.
8721 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8723 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8724 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8725 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8726 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8727 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8730 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8731 Nigel Stephens <nigel@mips.com>
8732 Richard Sandiford <richard@codesourcery.com>
8734 Fix up MIPS16 hard float and add support for complex.
8736 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8737 (TARGET_SOFT_FLOAT_ABI): New.
8738 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8739 __mips_soft_float to reflect the ABI in use, not whether the
8740 FPU is directly accessible (e.g., in MIPS16 mode).
8741 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8742 (UNITS_PER_FPVALUE): Likewise.
8744 * config/mips/mips.c (mips_expand_call): Remove redundant
8745 TARGET_MIPS16 check.
8746 (mips_arg_regno): New.
8747 (function_arg_advance): When setting bits in cum->fp_code for
8748 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8750 (function_arg): Use mips_arg_regno.
8751 (mips_return_mode_in_fpr_p): New.
8752 (mips16_call_stub_mode_suffix): New.
8753 (mips16_cfun_returns_in_fpr_p): New.
8754 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8755 (mips_output_function_prologue): Test mips16_hard_float, not
8756 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8757 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8758 return value into a floating-point register.
8759 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8760 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8761 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8762 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8763 word of double arguments from or to the high bits of 64-bit
8764 floating point registers.
8765 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8766 (mips16_fpret_double): New helper function.
8767 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8768 support for complex modes. Fill in DECL_RESULT for stubdecl.
8769 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8771 * config/mips/mips16.S
8772 (RET, ARG1, ARG2): New.
8773 (MERGE_GPRf, MERGE_GPRt): New.
8774 (DELAYt, DELAYf): New.
8775 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8776 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8777 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8778 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8779 (SFOP): Renamed to...
8780 (OPSF3): This, and macro-ified. Updated all uses.
8781 (SFOP2): Renamed to...
8782 (OPSF2): This, and macro-ified. Updated all uses.
8783 (SFCMP): Renamed to...
8784 (CMPSF): This, and macro-ified. Updated all uses.
8785 (SFREVCMP): Renamed to...
8786 (REVCMPSF): This, and macro-ified. Updated all uses.
8787 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8788 (LDDBL1, LDDBL2, RETDBL): Deleted.
8789 (DFOP): Renamed to...
8790 (OPDF3): This, and macro-ified. Updated all uses.
8791 (DFOP2): Renamed to...
8792 (OPDF2): This, and macro-ified. Updated all uses.
8793 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8794 (DFCMP): Renamed to...
8795 (CMPDF): This, and macro-ified. Updated all uses.
8796 (DFREVCMP): Renamed to...
8797 (REVCMPDF): This, and macro-ified. Updated all uses.
8798 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8799 (RET_FUNCTION): New.
8800 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8801 (__mips16_ret_sc, __mips16_ret_dc): New.
8802 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8803 STUB_ARGS_6, STUB_ARGS_10): New.
8804 (CALL_STUB_NO_RET): New.
8805 (__mips16_call_stub_1): Macro-ified.
8806 (__mips16_call_stub_5): Macro-ified.
8807 (__mips16_call_stub_2): Macro-ified.
8808 (__mips16_call_stub_6): Macro-ified.
8809 (__mips16_call_stub_9): Macro-ified.
8810 (__mips16_call_stub_10): Macro-ified.
8811 (CALL_STUB_RET): New.
8812 (__mips16_call_stub_sf_0): Macro-ified.
8813 (__mips16_call_stub_sf_1): Macro-ified.
8814 (__mips16_call_stub_sf_5): Macro-ified.
8815 (__mips16_call_stub_sf_2): Macro-ified.
8816 (__mips16_call_stub_sf_6): Macro-ified.
8817 (__mips16_call_stub_sf_9): Macro-ified.
8818 (__mips16_call_stub_sf_10): Macro-ified.
8819 (__mips16_call_stub_df_0): Macro-ified.
8820 (__mips16_call_stub_df_1): Macro-ified.
8821 (__mips16_call_stub_df_5): Macro-ified.
8822 (__mips16_call_stub_df_2): Macro-ified.
8823 (__mips16_call_stub_df_6): Macro-ified.
8824 (__mips16_call_stub_df_9): Macro-ified.
8825 (__mips16_call_stub_df_10): Macro-ified.
8826 (__mips16_call_stub_sc_0): New.
8827 (__mips16_call_stub_sc_1): New.
8828 (__mips16_call_stub_sc_5): New.
8829 (__mips16_call_stub_sc_2): New.
8830 (__mips16_call_stub_sc_6): New.
8831 (__mips16_call_stub_sc_9): New.
8832 (__mips16_call_stub_sc_10): New.
8833 (__mips16_call_stub_dc_0): New.
8834 (__mips16_call_stub_dc_1): New.
8835 (__mips16_call_stub_dc_5): New.
8836 (__mips16_call_stub_dc_2): New.
8837 (__mips16_call_stub_dc_6): New.
8838 (__mips16_call_stub_dc_9): New.
8839 (__mips16_call_stub_dc_10): New.
8841 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8842 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8843 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8845 2007-05-23 Ian Lance Taylor <iant@google.com>
8847 * doc/invoke.texi (Invoking GCC): Document that the order of the
8850 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8853 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8854 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8855 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8859 * config/score/score.c (score_print_operand): Make sure that only
8860 lower bits are used.
8862 2007-05-22 Ian Lance Taylor <iant@google.com>
8864 * tree-vrp.c (avoid_overflow_infinity): New static function,
8865 broken out of set_value_range_to_value.
8866 (set_value_range_to_value): Call avoid_overflow_infinity.
8867 (extract_range_from_assert): Likewise.
8869 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8872 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8873 change the type before looking for a COMPOUND_EXPR.
8875 2007-05-22 Ian Lance Taylor <iant@google.com>
8877 * lower-subreg.c (decompose_multiword_subregs): If we change an
8878 insn, call remove_retval_note on it.
8880 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8882 * regs.h (end_hard_regno): New function.
8883 (END_HARD_REGNO, END_REGNO): New macros.
8884 (add_to_hard_reg_set): New function.
8885 (remove_from_hard_reg_set): Likewise.
8886 (in_hard_reg_set_p): Likewise.
8887 (overlaps_hard_reg_set_p): Likewise.
8888 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8889 (note_btr_set): Use END_HARD_REGNO.
8890 * caller-save.c (setup_save_areas): Use end_hard_regno.
8891 (mark_set_regs): Use END_HARD_REGNO.
8892 (add_stored_regs): Use end_hard_regno.
8893 (mark_referenced_regs): Use add_to_hard_reg_set.
8894 * combine.c (update_table_tick): Use END_REGNO.
8895 (record_value_for_reg): Likewise.
8896 (record_dead_and_set_regs): Likewise.
8897 (get_last_value_validate): Likewise.
8898 (use_crosses_set_p): Likewise.
8899 (reg_dead_at_p_1): Likewise.
8900 (reg_dead_at_p): Likewise.
8901 (mark_used_regs_combine): Use add_to_hard_reg_set.
8902 (move_deaths): Use END_HARD_REGNO.
8903 (reg_bitfield_target_p): Use end_hard_regno.
8904 (distribute_notes): Use END_HARD_REGNO.
8905 * cse.c (mention_regs): Use END_REGNO.
8906 (insert): Use add_to_hard_reg_set.
8907 (invalidate): Use END_HARD_REGNO.
8908 (invalidate_for_call): Likewise.
8909 (exp_equiv_p): Use END_REGNO.
8910 (cse_insn): Likewise.
8911 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8912 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8913 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8914 * function.c (keep_stack_depressed): Use end_hard_regno.
8915 * global.c (global_alloc): Use end_hard_regno.
8916 (global_conflicts): Use add_to_hard_reg_set instead of
8918 (find_reg): Likewise.
8919 (mark_reg_store): Likewise.
8920 (mark_reg_conflicts): Likewise.
8921 (mark_reg_death): Use remove_from_hard_reg_set.
8922 (mark_reg_live_nc): Delete.
8923 (set_preference): Use end_hard_regno.
8924 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8925 remove_from_hard_reg_set.
8926 (post_mark_life): Use add_to_hard_reg_set.
8927 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8928 (reg_becomes_live): Use add_to_hard_reg_set.
8929 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8930 (peep2_find_free_register): Use add_to_hard_reg_set.
8931 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8932 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8933 * regrename.c (note_sets): Use add_to_hard_reg_set.
8934 (clear_dead_regs): Use remove_from_hard_reg_set.
8935 (regrename_optimize): Use add_to_hard_reg_set.
8936 (find_oldest_value_reg): Use in_hard_reg_set_p.
8937 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8938 (hard_reg_set_here_p): Use end_hard_regno.
8939 (decompose): Likewise.
8940 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8941 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8942 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8943 (mark_home_live): Use end_hard_regno.
8944 (spill_hard_reg): Likewise.
8945 (clear_reload_reg_in_use): Likewise.
8946 * reorg.c (delete_prior_computation): Use END_REGNO.
8947 * resource.c (update_live_status): Use END_HARD_REGNO.
8948 (mark_referenced_resources): Use add_to_hard_reg_set.
8949 (mark_set_resources): Likewise.
8950 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8951 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8952 (reg_overlap_mentioned_p): Likewise.
8953 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8954 (covers_regno_no_parallel_p): Use END_REGNO.
8955 (find_regno_note): Likewise.
8956 (find_reg_fusage): Use END_HARD_REGNO.
8957 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8958 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8960 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8962 * mode-switching.c (reg_dies): Change type of second argument to
8964 (optimize_mode_switching): Update accordingly.
8966 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8968 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8970 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8971 (hard_reg_set_empty_p): ...these new functions.
8972 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8973 GO_IF_HARD_REG_SUBSET.
8974 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8975 instead of GO_IF_HARD_REG_EQUAL.
8976 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8977 instead of GO_IF_HARD_REG_EQUAL.
8978 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8979 GO_IF_HARD_REG_SUBSET.
8980 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8981 GO_IF_HARD_REG_EQUAL.
8982 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8983 of GO_IF_HARD_REG_SUBSET.
8984 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8985 instead of GO_IF_HARD_REG_EQUAL.
8986 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8987 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8988 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8989 of GO_IF_HARD_REG_SUBSET,
8990 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8991 GO_IF_HARD_REG_SUBSET.
8992 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8993 instead of GO_IF_HARD_REG_EQUAL.
8994 * config/sh/sh.c (push_regs, calc_live_regs): Use
8995 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8996 (hard_regs_intersect_p): Delete.
8998 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9000 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9002 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9003 Richard Henderson <rth@redhat.com>
9005 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9007 (x86_64-*-*): Likewise.
9009 * i386/i386-modes.def (V2QI): New.
9011 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9013 (override_options): Support SSE4.1.
9014 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9015 (IX86_BUILTIN_BLENDPS): Likewise.
9016 (IX86_BUILTIN_BLENDVPD): Likewise.
9017 (IX86_BUILTIN_BLENDVPS): Likewise.
9018 (IX86_BUILTIN_PBLENDVB128): Likewise.
9019 (IX86_BUILTIN_PBLENDW128): Likewise.
9020 (IX86_BUILTIN_DPPD): Likewise.
9021 (IX86_BUILTIN_DPPS): Likewise.
9022 (IX86_BUILTIN_INSERTPS128): Likewise.
9023 (IX86_BUILTIN_MOVNTDQA): Likewise.
9024 (IX86_BUILTIN_MPSADBW128): Likewise.
9025 (IX86_BUILTIN_PACKUSDW128): Likewise.
9026 (IX86_BUILTIN_PCMPEQQ): Likewise.
9027 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9028 (IX86_BUILTIN_PMAXSB128): Likewise.
9029 (IX86_BUILTIN_PMAXSD128): Likewise.
9030 (IX86_BUILTIN_PMAXUD128): Likewise.
9031 (IX86_BUILTIN_PMAXUW128): Likewise.
9032 (IX86_BUILTIN_PMINSB128): Likewise.
9033 (IX86_BUILTIN_PMINSD128): Likewise.
9034 (IX86_BUILTIN_PMINUD128): Likewise.
9035 (IX86_BUILTIN_PMINUW128): Likewise.
9036 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9037 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9038 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9039 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9040 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9041 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9042 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9043 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9044 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9045 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9046 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9047 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9048 (IX86_BUILTIN_PMULDQ128): Likewise.
9049 (IX86_BUILTIN_PMULLD128): Likewise.
9050 (IX86_BUILTIN_ROUNDPD): Likewise.
9051 (IX86_BUILTIN_ROUNDPS): Likewise.
9052 (IX86_BUILTIN_ROUNDSD): Likewise.
9053 (IX86_BUILTIN_ROUNDSS): Likewise.
9054 (IX86_BUILTIN_PTESTZ): Likewise.
9055 (IX86_BUILTIN_PTESTC): Likewise.
9056 (IX86_BUILTIN_PTESTNZC): Likewise.
9057 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9058 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9059 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9060 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9061 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9063 (bdesc_sse_3arg): Likewise.
9064 (bdesc_2arg): Likewise.
9065 (bdesc_1arg): Likewise.
9066 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9068 (ix86_expand_sse_4_operands_builtin): New.
9069 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9070 smaller than 8 bits as the 2nd arg.
9071 (ix86_expand_sse_ptest): New.
9072 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9073 (ix86_expand_vector_set): Support SSE4.1.
9074 (ix86_expand_vector_extract): Likewise.
9076 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9077 __SSE4_1__ for -msse4.1.
9079 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9080 (UNSPEC_INSERTPS): Likewise.
9081 (UNSPEC_DP): Likewise.
9082 (UNSPEC_MOVNTDQA): Likewise.
9083 (UNSPEC_MPSADBW): Likewise.
9084 (UNSPEC_PHMINPOSUW): Likewise.
9085 (UNSPEC_PTEST): Likewise.
9086 (UNSPEC_ROUNDP): Likewise.
9087 (UNSPEC_ROUNDS): Likewise.
9089 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9091 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9092 (const_pow2_1_to_32768_operand): Likewise.
9094 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9097 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9099 (sse4_1_insertps): Likewise.
9100 (*sse4_1_extractps): Likewise.
9101 (sse4_1_ptest): Likewise.
9102 (sse4_1_mulv2siv2di3): Likewise.
9103 (*sse4_1_mulv4si3): Likewise.
9104 (*sse4_1_smax<mode>3): Likewise.
9105 (*sse4_1_umax<mode>3): Likewise.
9106 (*sse4_1_smin<mode>3): Likewise.
9107 (*sse4_1_umin<mode>3): Likewise.
9108 (sse4_1_eqv2di3): Likewise.
9109 (*sse4_1_pinsrb): Likewise.
9110 (*sse4_1_pinsrd): Likewise.
9111 (*sse4_1_pinsrq): Likewise.
9112 (*sse4_1_pextrb): Likewise.
9113 (*sse4_1_pextrb_memory): Likewise.
9114 (*sse4_1_pextrw_memory): Likewise.
9115 (*sse4_1_pextrq): Likewise.
9116 (sse4_1_blendpd): Likewise.
9117 (sse4_1_blendps): Likewise.
9118 (sse4_1_blendvpd): Likewise.
9119 (sse4_1_blendvps): Likewise.
9120 (sse4_1_dppd): Likewise.
9121 (sse4_1_dpps): Likewise.
9122 (sse4_1_movntdqa): Likewise.
9123 (sse4_1_mpsadbw): Likewise.
9124 (sse4_1_packusdw): Likewise.
9125 (sse4_1_pblendvb): Likewise.
9126 (sse4_1_pblendw): Likewise.
9127 (sse4_1_phminposuw): Likewise.
9128 (sse4_1_extendv8qiv8hi2): Likewise.
9129 (*sse4_1_extendv8qiv8hi2): Likewise.
9130 (sse4_1_extendv4qiv4si2): Likewise.
9131 (*sse4_1_extendv4qiv4si2): Likewise.
9132 (sse4_1_extendv2qiv2di2): Likewise.
9133 (*sse4_1_extendv2qiv2di2): Likewise.
9134 (sse4_1_extendv4hiv4si2): Likewise.
9135 (*sse4_1_extendv4hiv4si2): Likewise.
9136 (sse4_1_extendv2hiv2di2): Likewise.
9137 (*sse4_1_extendv2hiv2di2): Likewise.
9138 (sse4_1_extendv2siv2di2): Likewise.
9139 (*sse4_1_extendv2siv2di2): Likewise.
9140 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9141 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9142 (sse4_1_zero_extendv4qiv4si2): Likewise.
9143 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9144 (sse4_1_zero_extendv2qiv2di2): Likewise.
9145 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9146 (sse4_1_zero_extendv4hiv4si2): Likewise.
9147 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9148 (sse4_1_zero_extendv2hiv2di2): Likewise.
9149 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9150 (sse4_1_zero_extendv2siv2di2): Likewise.
9151 (*sse4_1_zero_extendv2siv2di2): Likewise.
9152 (sse4_1_roundpd): Likewise.
9153 (sse4_1_roundps): Likewise.
9154 (sse4_1_roundsd): Likewise.
9155 (sse4_1_roundss): Likewise.
9156 (mulv4si3): Don't expand for SSE4.1.
9157 (smax<mode>3): Likewise.
9158 (umaxv4si3): Likewise.
9159 (uminv16qi3): Likewise.
9160 (umin<mode>3): Likewise.
9161 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9163 * doc/extend.texi: Document SSE4.1 built-in functions.
9165 * doc/invoke.texi: Document -msse4.1.
9167 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9169 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9170 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9171 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9172 (ASM_SPEC): Add asm_pcrel_spec.
9173 (EXTRA_SPECS): Add asm_pcrel_spec.
9175 2007-05-21 David Daney <ddaney@avtrex.com>
9177 * doc/install.texi (Building a cross compiler): Add requirements
9178 for Java cross compiler.
9180 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9183 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9184 Add loopno argument. Use evolution_function_is_invariant_rec_p
9185 instead of evolution_function_is_constant_p.
9186 Update calls to evolution_function_is_affine_multivariate_p.
9187 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9188 Add loopno argument.
9189 * tree-scalar-evolution.c (gather_chrec_stats): Call
9190 evolution_function_is_affine_multivariate_p with a loop
9192 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9193 (analyze_overlapping_iterations): Likewise.
9194 (access_functions_are_affine_or_constant_p): Likewise.
9195 (build_classic_dist_vector_1): If the access functions
9196 are equal, don't do anything.
9198 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9199 Paolo Carlini <pcarlini@suse.de>
9200 Uros Bizjak <ubizjak@gmail.com>
9202 * c-cppbuiltin.c (c_cpp_builtins): Define
9203 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9204 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9205 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9206 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9208 2007-05-21 Mike Stump <mrs@apple.com>
9210 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9212 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9214 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9216 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9217 implementation if __OPTIMIZE__ is not defined.
9218 (_mm_alignr_pi8): Ditto.
9219 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9220 (_mm_inserti_si64): Ditto.
9221 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9222 (_mm_slli_epi16): Ditto.
9223 (_mm_slli_epi32): Ditto.
9224 (_mm_slli_epi64): Ditto.
9225 (_mm_srai_epi16): Ditto.
9226 (_mm_srai_epi32): Ditto.
9227 (_mm_srli_si128): Ditto.
9228 (_mm_slli_si128): Ditto.
9229 (_mm_srli_epi16): Ditto.
9230 (_mm_srli_epi32): Ditto.
9231 (_mm_srli_epi64): Ditto.
9232 (_mm_extract_epi16): Ditto.
9233 (_mm_insert_epi16): Ditto.
9234 (_mm_shufflehi_epi16): Ditto.
9235 (_mm_shufflelo_epi16): Ditto.
9236 (_mm_shuffle_epi32): Ditto.
9237 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9239 (_mm_insert_pi16): Ditto.
9241 (_mm_shuffle_pi16): Ditto.
9243 (_mm_shufle_ps): Ditto.
9244 (_mm_prefetch): Ditto.
9246 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9248 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9249 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9250 * real.c (encode_i370_single, decode_i370_single,
9251 encode_i370_double, decode_i370_double): Functions removed.
9252 (i370_single_format, i370_double_format): Initializations removed.
9253 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9254 Consider the log2_b field to always be one.
9255 (ieee_single_format, mips_single_format, coldfire_single_format,
9256 ieee_double_format, mips_double_format, coldfire_double_format,
9257 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9258 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9259 ibm_extended_format, mips_extended_format, ieee_quad_format,
9260 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9261 decimal_single_format, decimal_double_format, decimal_quad_format,
9262 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9263 initialization of log2_b.
9264 * real.h (i370_single_format, i370_double_format): Declarations
9266 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9267 field to always be one.
9269 2007-05-21 Andreas Schwab <schwab@suse.de>
9271 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9272 NOTE_INSN_BASIC_BLOCK_P.
9273 (process_for_unwind_directive): Likewise.
9275 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9277 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9278 * function.h (struct function): Move va_list_gpr_size,
9279 va_list_fpr_size, function_frequency to front of bitfields. Add
9281 (current_function_calls_unwind_init): New.
9282 * except.c (expand_builtin_unwind_init): Set
9283 current_function_calls_unwind_init not
9284 current_function_has_nonlocal_label.
9285 * reload1.c (has_nonexceptional_receiver): New.
9286 (reload): Use it and current_function_calls_unwind_init to
9287 determine whether call-saved regs must be saved.
9289 2007-05-20 Jan Hubicka <jh@suse.cz>
9291 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9292 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9293 * ddg.c (create_ddg): LIkewise.
9294 * final.c (final): Remove hunk moving line number notes around since
9295 they are no longer present at this stage.
9296 (final_scan_insn): Use NOTE_KIND instead of
9297 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9298 (output_asm_label): Likewise.
9299 * reorg.c (dbr_schedule): Likewise.
9300 * haifa-sched.c (unlink_other_notes): Likewise.
9301 * mode-switching.c (optimize_mode_switching): Likewise.
9302 * graph.c (start_bb): Likewise.
9303 * rtl.def (NOTE): Update description.
9304 * jump.c (squeeze_notes): Delete.
9305 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9306 NOTE_INSN_BASIC_BLOCK_P when possible.
9307 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9308 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9309 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9310 (dwarf2out_var_location): Likewise.
9311 * cfgbuild.c (make_edges): Likewise.
9312 (find_basic_blocks_1): Likewise.
9313 * function.c (reorder_blocks_1): Likewise.
9314 (epilogue_done): Likewise.
9315 (reposition_prologue_and_epilogue_notes): Likewise.
9316 * print-rtl.c (print_rtx): Likewise; drop code for printing
9318 (print_rtl): Likewise.
9319 (print_rtl_single): Likewise.
9320 * gcse.c (insert_insn_start_bb): Likewise.
9321 * alias.c (init_alias_analysis): Likewise.
9322 * calls.c (fixup_tail_calls): Likewise.
9323 * except.c (sjlj_emit_function_enter): Likewise.
9324 * emit-rtl.c (add_insn_after): Likeiwse.
9325 (emit_label_before): Likewise.
9326 (emit_label_after): Likewise.
9327 (emit_note_before, emit_note_after, emit_note): Update
9328 parameter to be enum insn_note; do not deal with source
9330 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9331 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9333 (merge_blocks_move_successor_nojumps): Simplify now when
9334 we don't have BLOCK notes.
9335 (try_optimize_cfg): Likewise.
9336 * cfglayout.c (skip_insns_after_block): Likewise.
9337 (record_effective_endpoints): Likewise.
9338 (duplicate_insn_chain): Likewise.
9339 * varasm.c (output_constant_pool_1): Likewise.
9340 * sched-deps.c (sched_analyze): Likewise.
9341 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9343 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9344 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9345 (SET_INSN_DELETED): Simplify.
9346 (NOTE_LINE_NUMBER): Exterminate.
9347 (NOTE_LINE_KIND): New.
9348 (NOTE_INSN_BASIC_BLOCK_P): Update.
9349 (enum insn_note): Simplify.
9350 (GET_NOTE_INSN_NAME) Simplify.
9351 (emit_note_before, emit_note_after, emit_note): Update prototype.
9352 (squeeze_notes): Remove.
9353 * sched-int.h (NOTE_NOT_BB_P): Update.
9354 * resource.c (mark_target_live_regs): Update.
9355 * sched-rgn.c (debug_dependencies): Update.
9356 * sched-vis.c (print_insn): Update.
9357 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9358 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9359 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9360 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9361 (split_branches): Update.
9362 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9364 (sh_adjust_unroll_max): Exterminate.
9365 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9366 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9367 (m68hc11_reorg): Likewise.
9368 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9369 (emit_predicate_relation_info): Update.
9370 (process_for_unwind_directive): Update.
9371 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9372 (output_call): Update.
9373 * config/pa/pa.c (output_lbranch): Update.
9374 (output_millicode_call): Update.
9375 (output_call): Update.
9376 (pa_combine_instructions): Update.
9377 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9378 * config/bfin/bfin.c (gen_one_bundle): Update.
9379 * cfgrtl.c (can_delete_note_p): Update.
9380 (delete_insn): Update.
9381 (rtl_merge_blocks): Update.
9382 (commit_one_edge_insertion): Update.
9383 (rtl_verify_flow_info): Update.
9384 * stmt.c (expand_case): Do not call squeeze_notes.
9386 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9393 * c.opt (Wtype-limits): New.
9394 * doc/invoke.texi (Wtype-limits): Document it.
9395 (Wextra): Enabled by -Wextra.
9396 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9397 * c-common.c (shorten_compare): Warn with Wtype-limits.
9399 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9401 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9402 inlined function, not as a macro.
9403 (_mm_alignr_pi8): Ditto.
9404 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9405 (_mm_inserti_si64): Ditto.
9406 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9407 (_mm_extract_epi16): Ditto.
9408 (_mm_insert_epi16): Ditto.
9409 (_mm_shufflehi_epi16): Ditto.
9410 (_mm_shufflelo_epi16): Ditto.
9411 (_mm_shuffle_epi32): Ditto.
9412 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9413 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9415 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9417 (_m_to_float): Use C89 compatible assignment.
9419 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9422 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9424 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9427 * doc/invoke.texi (Wreturn-type): Complete description.
9428 (Wextra): Delete item about return-type warning.
9429 * c-decl.c: Delete redundant Wextra warning.
9431 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9435 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9436 inlined function, not as a macro.
9437 (_mm_prefetch): Ditto.
9439 (_mm_insert_pi16): Ditto.
9441 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9442 (_m_pshufw): Ditto. Add const to __N argument.
9443 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9444 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9445 (_mm_slli_epi32): Ditto.
9446 (_mm_srli_si128): Implement as always inlined function, not as a
9447 macro. Add __inline to function declaration.
9448 (_mm_slli_si128): Ditto.
9450 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9452 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9453 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9455 (struct fenv): New structure.
9456 (FP_HANDLE_EXCEPTIONS): New define.
9457 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9458 (_FP_DECL_EXP): New define.
9459 (FP_INIT_ROUNDMODE): New define.
9460 (FP_ROUNDMODE): New define.
9462 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9464 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9465 (Wconversion): Update description.
9466 (Wconversion-sign): New.
9467 * c.opt (Wconversion-sign): New.
9468 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9469 means disabled for C++. Otherwise, take the status of Wconversion.
9470 * c-common.c (conversion_warning): Warn with either Wconversion or
9472 (warnings_for_convert_and_check): Conditions are already checked by
9474 (convert_and_check): Don't check warnings if the conversion failed.
9476 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9477 Anatoly Sokolov <aesok@dol.ru>
9479 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9480 avr_epilogue_uses) : Add declaration.
9481 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9482 * config/avr/constraints.md (R): New constraint.
9483 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9484 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9485 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9486 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9487 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9488 call_prologue_saves, epilogue_restores, return_from_epilogue,
9489 return_from_main_epilogue, return_from_interrupt_epilogue,
9490 return_from_naked_epilogue, prologue, epilogue): New patterns.
9491 (jump): Handle symbol reference.
9492 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9493 avr_output_function_prologue, avr_output_function_epilogue): Remove
9495 (avr_init_machine_status, expand_prologue, expand_epilogue,
9496 avr_asm_function_end_prologue, avr_epilogue_uses,
9497 avr_asm_function_begin_epilogue): New functions.
9498 (prologue_size, epilogue_size, jump_tables_size): Remove global
9500 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9501 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9502 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9503 (avr_override_options): Initialise init_machine_status.
9504 (output_movhi): Handle all stack pointer loads.
9505 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9506 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9507 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9508 (EPILOGUE_USES) Redefine.
9509 (machine_function) Declare.
9511 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9513 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9514 Use a single return statement.
9516 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9519 * builtins.c (do_mpfr_lgamma_r): New.
9520 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9521 * tree.h (CASE_FLT_FN_REENT): New.
9523 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9525 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9526 (output_die): Use 'unsigned long' with %x.
9527 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9528 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9529 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9531 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9533 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9538 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9539 true if function has no argument.
9541 2007-05-18 DJ Delorie <dj@redhat.com>
9543 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9544 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9546 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9548 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9549 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9550 count_trailing_zeros.
9551 (__i386__): Implement count_leading_zeros using __builtin_clz().
9552 Implement count_trailing_zeros usign __builtin_ctz().
9554 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9556 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9558 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9561 * expr.c (emit_move_change_mode): Change mode of push operands here.
9563 2007-05-17 Ian Lance Taylor <iant@google.com>
9565 PR tree-optimization/31953
9566 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9568 (set_value_range_to_null): Call set_value_range_to_value.
9569 (extract_range_from_comparison): Likewise.
9571 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9573 * toplev.c (print_version): Output GMP/MPFR version info.
9575 * builtins.c (CASE_MATHFN_REENT): New macro.
9576 (mathfn_built_in): Use it.
9577 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9578 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9579 BUILT_IN_LGAMMAL_R): New.
9580 * doc/extend.texi: Document new builtins.
9583 * builtins.c (do_mpfr_remquo): New.
9584 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9585 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9588 * builtins.c (fold_builtin_1): Handle y0, y1.
9589 (fold_builtin_2): Handle yn.
9592 * builtins.c (do_mpfr_bessel_n): New.
9593 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9594 (fold_builtin_2): Handle BUILT_IN_JN.
9596 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9599 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9600 TYPE_PRECISION (intmax_type_node).
9602 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9605 * reload.c (subst_reloads): Remove checking.
9607 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9609 PR rtl-optimization/31691
9610 * combine.c (simplify_set): Build a new src pattern instead of
9611 substituting its operands in the COMPARE case.
9613 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9615 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9616 (execute_vrp): Preserve loops through jump threading.
9617 * tree-ssa-threadupdate.c (thread_single_edge,
9618 dbds_continue_enumeration_p, determine_bb_domination_status,
9619 thread_through_loop_header): New functions.
9620 (create_edge_and_update_destination_phis,
9621 create_edge_and_update_destination_phis): Set loops for the new blocks.
9622 (prune_undesirable_thread_requests): Removed.
9623 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9625 (thread_block): Do not call prune_undesirable_thread_requests.
9627 (mark_threaded_blocks): Select edges to thread here.
9628 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9629 Thread edges through loop headers independently.
9630 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9631 * tree-pass.h (TODO_mark_first_instance): New.
9632 (first_pass_instance): Declare.
9633 * cfghooks.c (duplicate_block): Put the block to the original loop
9634 if copy is not specified.
9635 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9636 jump threading. Pass may_peel_loop_headers to
9637 thread_through_all_blocks according to first_pass_instance.
9638 * cfgloop.h (create_preheader): Declare.
9639 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9640 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9641 * passes.c (first_pass_instance): New variable.
9642 (next_pass_1): Set TODO_mark_first_instance.
9643 (execute_todo): Set first_pass_instance.
9645 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9647 PR tree-optimization/24659
9648 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9649 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9650 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9651 OTI_vec_pack_ufix_trunc.
9652 (vec_unpacks_float_hi_optab): Define new macro.
9653 (vec_unpacks_float_lo_optab): Ditto.
9654 (vec_unpacku_float_hi_optab): Ditto.
9655 (vec_unpacku_float_lo_optab): Ditto.
9656 (vec_pack_sfix_trunc_optab): Ditto.
9657 (vec_pack_ufix_trunc_optab): Ditto.
9658 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9659 and vec_pack_[s|u]fix_trunc_optab using
9660 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9661 * tree-vectorizer.c (supportable_widening_operation): Handle
9662 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9663 (supportable_narrowing_operation): New function.
9664 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9665 * tree-vect-transform.c (vectorizable_conversion): Handle
9666 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9667 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9668 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9669 to check for target support.
9670 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9671 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9672 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9673 for VEC_PACK_FIX_TRUNC_EXPR.
9674 (expand_binop): Special case mode of the result for
9675 vec_pack_[u|s]fix_trunc_optab.
9676 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9677 vec_pack_[u|s]fix_trunc_optab.
9679 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9680 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9681 * tree-pretty-print.c (dump_generic_node): Handle
9682 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9683 VEC_PACK_FIX_TRUNC_EXPR.
9685 * expr.c (expand_expr_real_1): Ditto.
9686 * tree-inline.c (estimate_num_insns_1): Ditto.
9687 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9689 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9690 (vec_unpacks_float_lo_v8hi): Ditto.
9691 (vec_unpacku_float_hi_v8hi): Ditto.
9692 (vec_unpacku_float_lo_v8hi): Ditto.
9693 (vec_unpacks_float_hi_v4si): Ditto.
9694 (vec_unpacks_float_lo_v4si): Ditto.
9695 (vec_pack_sfix_trunc_v2df): Ditto.
9697 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9699 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9700 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9701 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9702 [vec_pack_ufix_trunc]: Ditto.
9703 [vec_unpacks_float_hi]: Ditto.
9704 [vec_unpacks_float_lo]: Ditto.
9705 [vec_unpacku_float_hi]: Ditto.
9706 [vec_unpacku_float_lo]: Ditto.
9708 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9710 * soft-fp/README: Update for new files.
9711 * soft-fp/floattisf.c: New file.
9712 * soft-fp/floattidf.c: New file.
9713 * soft-fp/floattitf.c: New file.
9714 * soft-fp/floatuntisf.c: New file.
9715 * soft-fp/floatuntidf.c: New file.
9716 * soft-fp/floatuntitf.c: New file.
9717 * soft-fp/fixsfti.c: New file.
9718 * soft-fp/fixdfti.c: New file.
9719 * soft-fp/fixtfti.c: New file.
9720 * soft-fp/fixunssfti.c: New file.
9721 * soft-fp/fixunsdfti.c: New file.
9722 * soft-fp/fixunstfti.c: New file.
9723 * soft-fp/extendxftf.c: New file.
9724 * soft-fp/trunctfxf.c: New file.
9726 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9727 (__trunctfxf2): Ditto.
9729 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9730 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9731 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9732 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9733 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9734 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9736 * config/i386/t-fprules-softfp64: New file.
9737 * config/i386/sfp-machine.h: New file.
9738 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9739 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9740 and soft-fp/t-softfp to tmake_file.
9741 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9742 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9744 * config/i386/t-linux64 (softfp_wrap_start): New.
9745 (softfp_wrap_end): New.
9746 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9747 supported for TARGET_64BIT.
9749 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9751 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9752 c_common_unsigned_type behavior.
9754 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9756 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9759 2007-05-16 Eric Christopher <echristo@apple.com>
9761 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9762 saving after stack push. Set sp_offset whenever we push.
9763 (rs6000_emit_epilogue): Move altivec register restore before
9766 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9768 * configure.ac: Allow sysroots to be relocated under $prefix as
9769 well as $exec_prefix.
9770 * configure: Regenerate.
9772 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9776 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9778 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9779 (gcc_tooldir): Likewise.
9780 * configure: Regenerate.
9781 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9782 old configure.ac gcc_tooldir setting.
9783 (prefix_to_exec_prefix): New variable.
9784 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9785 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9787 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9789 * c-typeck.c (build_binary_op): Return early for error.
9791 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9793 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9794 struct nb_iter_bound.
9795 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9796 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9797 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9798 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9799 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9800 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9801 (del_scev_info): Use ggc_free.
9802 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9803 * loop-init.c: Include ggc.h.
9804 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9805 (loop_optimizer_finalize): Use ggc_free.
9806 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9807 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9808 pass_iv_optimize): Add TODO_ggc_collect.
9809 * function.h (struct function): Remove skip marker from
9811 * cfgloop.c: Include ggc.h.
9812 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9814 (establish_preds): Vector superloops is gc allocated.
9815 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9817 (flow_loops_find): Vector larray is gc allocated.
9818 (loop_exit_free): Use ggc_free.
9819 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9820 that head of exits list is now not a part of struct loop.
9821 (record_loop_exits): Allocate exits table in gc memory.
9822 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9823 that head of exits list is now not a part of struct loop.
9824 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9825 struct loop_exit): Add GTY marker.
9826 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9827 Add skip marker to aux field. Make head of exits list a separate
9829 (struct loops): Add GTY marker. Make larray vector gc allocated.
9830 Add param marker to exits table.
9831 (get_loops): Type changed.
9832 * Makefile.in (tree-scalar-evolution.o): Add
9833 gt-tree-scalar-evolution.h dependency.
9834 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9835 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9836 * basic-block.h (struct basic_block_def): Remove skip marker from
9839 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9841 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9842 of 0 in the call to expand_expr().
9843 (expand_builtin_mathfn_3): Ditto.
9844 (expand_builtin_interclass_mathfn): Ditto.
9845 (expand_builtin_cexpi): Ditto.
9846 (expand_builtin_int_roundingfn): Ditto.
9847 (expand_builtin_int_roundingfn_2): Ditto.
9848 (expand_builtin_pow): Ditto.
9849 (expand_builtin_powi): Ditto.
9850 (expand_builtin_bswap): Ditto.
9851 (expand_builtin_unop): Ditto.
9852 (expand_builtin_fabs): Ditto.
9853 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9854 the call to expand_expr().
9855 (expand_builtin_sync_operation): Ditto.
9856 (expand_builtin_compare_and_swap): Ditto.
9857 (expand_builtin_lock_test_and_set): Ditto.
9858 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9859 instead of 0 in the call to expand_expr().
9860 (expand_builtin_extract_return_addr): Ditto.
9861 (expand_builtin_eh_return): Ditto.
9862 (expand_eh_return): Ditto.
9863 * explow.c (expr_size): Ditto.
9864 * expr.c (optimize_bitfield_assignment_op): Ditto.
9865 (expand_assignement): Ditto.
9866 (store_expr): Ditto.
9867 (store_field): Ditto.
9868 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9869 the call to expand_expr().
9870 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9871 in the call to expand_expr().
9872 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9873 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9874 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9876 * optabs.c (expand_vec_shift_expr): Ditto.
9877 (expand_vec_cond_expr): Ditto.
9878 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9879 call to expand_expr().
9880 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9881 in the call to expand_expr().
9883 2007-05-14 Dave Korn <dave.korn@artimi.com>
9885 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9887 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9889 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9890 instead of c_common_unsigned_type.
9891 (c_common_unsigned_type): Remove.
9892 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9893 c_common_unsigned_type.
9894 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9895 c_common_unsigned_type.
9896 * c-common.h (c_common_unsigned_type): Remove.
9897 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9898 c_common_unsigned_type.
9899 * c-format.c (check_format_types): Use unsigned_type_for instead of
9900 c_common_unsigned_type.
9901 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9902 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9903 of c_common_unsigned_type.
9904 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9905 lang_hooks.types.unsigned_type.
9906 * expmed.c (make_tree): Use unsigned_type_for instead of
9907 lang_hooks.types.unsigned_type.
9908 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9909 lang_hooks.types.unsigned_type.
9910 (build_range_check): Likewise.
9911 (fold_unary): Likewise.
9912 (fold_binary): Likewise.
9913 (fold_ternary): Likewise.
9914 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9915 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9916 * tree.c (get_unsigned_type): New.
9917 (unsigned_type_for): Use get_unsigned_type instead of
9918 lang_hooks.types.unsigned_type.
9920 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9922 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9923 to m68k_get_function_kind. Update its prototype.
9924 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9926 (m68k_interrupt_function_p): Return enum m68k_function_type
9927 instead of bool. Rename to m68k_get_function_kind.
9928 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9930 (m68k_compute_frame_layout): Don't mark any register for save
9931 if an interrupt_thread attribute is specified.
9932 (m68k_hard_regno_rename_ok): Update a use of
9933 m68k_interrupt_function_p.
9934 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9935 m68k_interrupt_function_p.
9936 (m68k_function_type): New.
9937 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9938 for a function with an interrupt_thread attribute.
9939 * doc/extend.texi: Document the interrupt_thread attribute.
9941 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9943 Fix PR tree-optimization/31911
9944 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9945 if they didn't change the expression.
9947 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9949 * tree-scalar-evolution.c (resolve_mixers): Exported.
9950 * tree-scalar-evolution.h (resolve_mixers): Declare.
9951 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9952 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9953 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9954 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9955 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9956 strip_conversion, analyze_offset_expr, address_analysis,
9957 object_analysis, analyze_offset): Removed.
9958 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9959 split_constant_offset, canonicalize_base_object_address,
9960 object_address_invariant_in_loop_p, disjoint_objects_p,
9961 dr_may_alias_p, dr_address_invariant_p): New functions.
9962 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9963 and dr_analyze_alias.
9964 (initialize_data_dependence_relation): Use dr_may_alias_p
9965 and object_address_invariant_in_loop_p.
9966 (compute_self_dependence): Handle the case when
9967 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9968 (find_data_references_in_stmt): Restrict the analysis of data
9969 references to the given loop nest.
9970 (find_data_references_in_loop): Made static. Pass loop nest to
9971 find_data_references_in_stmt.
9972 (compute_data_dependences_for_loop): Use DR_VOPS.
9973 (free_data_ref): Free DR_VOPS.
9974 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9975 (struct innermost_loop_behavior): ... new.
9976 (struct base_object_info): Replaced by ...
9977 (struct indices): ... new.
9978 (struct dr_alias): New.
9979 (enum data_ref_type): Removed.
9980 (struct data_reference): Consist of struct innermost_loop_behavior,
9981 struct indices and struct dr_alias.
9982 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9983 (DR_MEMTAG): Renamed to ...
9984 (DR_SYMBOL_TAG): ... this.
9985 (find_data_references_in_loop): Declaration removed.
9986 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9987 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9988 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9989 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9991 2007-05-13 Revital Eres <eres@il.ibm.com>
9993 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9994 which walks virtual def-use chains to find redundant stores.
9995 (dse_optimize_stmt): Call it.
9997 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9999 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10000 * passes.c (init_optimization_passes): Move pass_jump_bypass
10003 * basic-block.h (bb_has_eh_pred): Fix style issue.
10005 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10007 PR rtl-optimization/31848
10008 * loop-invariant.c (move_invariant_reg): If we move an insn
10009 with a REG_EQUAL note, and that insn is not always executed,
10010 remove the REG_EQUAL note.
10012 2007-05-12 Richard Guenther <rguenther@suse.de>
10014 PR tree-optimization/31797
10015 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10016 propagate into a stmt that has volatile ops.
10018 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10020 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10021 (gcc_tooldir): Likewise.
10022 * configure: Regenerate.
10023 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10024 old configure.ac gcc_tooldir setting.
10025 (prefix_to_exec_prefix): New variable.
10026 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10027 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10029 2007-05-11 Silvius Rus <rus@google.com>
10031 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10032 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10033 * c-common.h (strict_aliasing_warning): Change return type.
10034 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10035 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10036 (build_c_cast): Condition call to strict_aliasing_warning.
10037 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10038 * flags.h (set_Wstrict_aliasing): Declare.
10039 * opts.c (set_Wstrict_alising): Define, add call to.
10040 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10041 * tree-ssa-alias-warnings.c: New file.
10042 * tree-ssa-alias.c (compute_may_aliases): Add call to
10043 strict_aliasing_warning_backend.
10045 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10047 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10048 Use loop_depth and loop_outer accessor functions.
10049 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10050 determine_invariantness_stmt, move_computations_stmt): Ditto.
10051 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10052 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10053 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10054 * tree-scalar-evolution.c (interpret_loop_phi,
10055 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10056 instantiate_parameters_1, scev_const_prop): Ditto.
10057 * cfghooks.c (make_forwarder_block): Ditto.
10058 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10059 * modulo-sched.c (loop_canon_p): Ditto.
10060 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10061 slpeel_can_duplicate_loop_p): Ditto.
10062 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10063 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10064 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10065 cancel_loop, verify_loop_structure): Ditto.
10066 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10067 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10068 superloops vector instead of "pred" array.
10069 (establish_preds): Take father loop as an argument. Initialize the
10071 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10072 Do not initialize loop->outer.
10073 (flow_loop_tree_node_remove): Truncate the superloops vector.
10074 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10075 "pred" merged to "superloops" vector.
10076 (loop_depth, loop_outer): New.
10077 (fel_init): Use loop_outer.
10079 2007-05-11 Jan Hubicka <jh@suse.cz>
10081 * cgraphunit.c: Include gt-cgraphunit.h
10082 (static_ctors, static_dtors): New static vars.
10083 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10084 based on implementation in c-common.c
10085 (cgraph_finalize_function): Call record_cdtor_fn.
10086 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10087 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10088 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10089 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10090 build_cdtor, c_build_cdtor_fns): Remove.
10091 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10092 c_build_cdtor_fns): Remove prototype.
10094 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10097 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10098 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10099 * builtins.c (fold_builtin_memchr): New.
10100 (expand_builtin_memchr): Call the latter.
10101 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10102 * doc/extend.texi ([Other built-in functions provided by GCC]):
10105 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10107 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10108 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10109 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10110 PFPO_OP1_TYPE_SHIFT): Constants added.
10111 (DFP_ALL): Mode macro defined.
10112 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10113 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10114 Insn definitions added.
10115 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10116 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10119 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10121 PR tree-optimization/31885
10122 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10123 NULL_TREE to be undetermined.
10124 (automatically_generated_chrec_p): Return false for NULL.
10126 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10128 * config/bfin/bfin.h (MOVE_RATIO): Define.
10130 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10132 * config.gcc (sparc-wrs-vxworks): New target.
10133 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10134 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10135 * config/sparc/sparc.h: Include vxworks-dummy.h.
10136 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10137 include LABEL_REFs too.
10138 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10139 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10141 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10143 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10144 (sparc_emit_call_insn): New function.
10145 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10146 functions when generating VxWorks PIC.
10147 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10148 (call, call_value): Use sparc_emit_call_insn instead of
10151 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10153 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10155 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10157 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10158 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10159 split_double instead of operand_subword.
10161 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10163 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10164 * config/bfin/bfin.c (bfin_local_alignment): New function.
10165 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10167 2007-05-08 Chao-ying Fu <fu@mips.com>
10169 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10170 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10171 (smsub_widen_optab, umsub_widen_optab): Define.
10172 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10174 * genopinit.c (optabs): Fill in smsub_widen_optab and
10176 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10177 and umsub_widen_optab to implement multiply-subtract sequences.
10178 * config/mips/mips.md (*msac<u>_di): Rename to...
10179 (<u>msubsidi4): ...this. Extend condition to include
10180 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10181 of operand 0 to "ka" and use the three-operand form of msub<u>
10183 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10186 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10188 PR rtl-optimization/28011
10189 * reload.c (push_reload): Set dont_share if IN appears in OUT
10190 also when IN is a PLUS rtx.
10191 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10194 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10196 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10197 call unshare_all_decls.
10198 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10199 (unshare_all_decls): Remove.
10201 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10204 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10207 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10208 Nigel Stephens <nigel@mips.com>
10210 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10211 Update comments and all uses.
10212 (MIN_FPRS_PER_FMT): Define.
10213 * config/mips/mips.c (function_arg): Fix to correctly handle
10214 the -mips32r2 -mfp64 -mabi=32 case.
10215 (override_options): Enable use of odd-numbered registers for
10216 SFmode values on MIPS32.
10217 (mips_save_reg_p): Save whole floating-point register pair if
10218 either half is used.
10219 (compute_frame_size): Fix comment.
10221 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10223 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10224 argument of type bool.
10225 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10226 argument. Safely select temporary P register according to it.
10227 (do_link): Change call site of add_to_reg accordingly.
10228 (do_unlink): Add epilogue_p as a fourth argument and pass it
10230 (expand_interrupt_handler_epilogue): Change call of do_unlink
10232 (bfin_expand_prologue): Add a third argument sibcall_p.
10233 * config/bfin/bfin.md (epilogue): Change call of
10234 bfin_expand_epilogue accordingly.
10235 (sibcall_epilogue): Likewise.
10236 (eh_return_internal): Likewise.
10238 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10239 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10240 * config/bfin/bfin.c (bfin_handle_option): Handle
10241 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10242 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10243 Support bf534, bf536 and bf561.
10244 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10246 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10249 * config/i386/i386.c (ix86_function_regparm): Process local
10250 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10252 2007-05-07 Mike Stump <mrs@apple.com>
10254 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10255 also checks for and while statements in C++.
10257 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10259 * gcc.c (at_file_supplied): New variable.
10260 (main): Set it if we expanded argv.
10261 (do_spec_1): Pass an @-file to the linker if we were called with
10262 an @-file argument and HAVE_GNU_LD.
10263 * collect2.c (at_file_supplied): New variable.
10264 (response_file): New variable.
10265 (collect_exit): Unlink response_file if necessary.
10266 (handler): Likewise.
10267 (do_wait): Likewise.
10268 (main): Set at_file_supplied if we expanded argv.
10269 (collect_execute): Pass an @-file to subprocesses if we were called
10270 with an @-file argument.
10271 * configure.ac: Add define for HAVE_GNU_LD.
10272 * configure: Regenerate.
10273 * config.in: Regenerate.
10275 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10277 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10278 operand to HI mode.
10283 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10285 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10286 (TARGET_ENCODE_SECTION_INFO): Re-define.
10287 (m32c_encode_section_info): New
10288 (function_vector_handler): New
10289 (current_function_special_page_vector): New
10290 (m32c_special_page_vector_p): New.
10291 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10293 * config/m32c/jump.md: Added instruction JSRS for functions
10294 with attribute "function_vector".
10295 * doc/extend.texi (function_vector): Added description
10296 for M16C, M32C targets.
10298 2007-05-07 DJ Delorie <dj@redhat.com>
10301 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10302 ashrpsi3, lshrpsi3): Update shift count constraint.
10304 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10305 Nathan Froyd <froydnj@codesourcery.com>
10308 * c-incpath.c (add_path): Strip trailing path separators.
10310 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10312 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10313 Free dominance info before purging EH edges.
10314 (eliminate_degenerate_phis): Likewise.
10315 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10317 2007-05-07 Jan Hubicka <jh@suse.cz>
10319 * gimplify.c (gimplify_expr): Do not crash when folding
10320 (void *)(int)&a + 4.
10322 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10325 * c-opts.c (lang_fortran): Make it non static.
10326 * c-common.h (lang_fortran): New prototype.
10327 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10328 -lang-fortran option was passed by the driver.
10330 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10332 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10333 of ASSERT_CHECKING. Tweak message.
10335 2007-05-06 Revital Eres <eres@il.ibm.com>
10338 * loop-unroll.c (insert_var_expansion_initialization):
10339 Initialize the expansions with -zero instead of +zero.
10341 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10343 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10344 into pic and non-pic versions. Mark r19 as used for
10345 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10346 for tgd_load, tld_load and tie_load .
10347 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10348 version of tgd_load, tld_load and tie_load depending on the
10351 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10352 Jakub Jelinek <jakub@redhat.com>
10354 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10355 (__do_global_dtors_aux): Use more paranoid loop to run
10356 destructors if HIDDEN_DTOR_LIST_END.
10357 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10359 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10361 * varasm.c (align_variable): Don't increase alignment for
10362 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10363 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10365 2007-05-04 Josh Conner <jconner@apple.com>
10367 * basic-block.h (cdi_direction): Assign values to all enumeration
10369 (dom_computed): Remove.
10370 (dom_info_state): New.
10371 (set_dom_info_availability): New.
10372 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10373 walk_data.dom_direction.
10374 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10375 instead of dom_computed[].
10376 (split_edge): Likewise.
10377 (create_basic_block): Likewise.
10378 (merge_blocks): Likewise.
10379 * ifcvt.c (find_if_header): Likewise.
10380 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10381 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10382 * tree-ssa.c (verify_ssa): Likewise.
10383 * tree-cfg.c (tree_verify_flow_info): Likewise.
10384 (remove_edge_and_dominated_blocks): Likewise.
10385 * dominance.c (dom_computed): Make static.
10386 (calc_dfs_tree_nonrec): Change third param to a bool.
10387 (calc_dfs_tree): Change second param to a bool.
10388 (calc_idioms): Change second param to a bool. Use
10389 dom_convert_dir_to_idx.
10390 (init_dom_info): Validate dir before using.
10391 (dom_convert_dir_to_idx): New.
10392 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10393 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10394 (free_dominance_info): Use dom_convert_dir_to_idx.
10395 (get_immediate_dominator): Likewise.
10396 (set_immediate_dominator): Likewise.
10397 (get_dominated_by): Likewise.
10398 (redirect_immediate_dominators): Likewise.
10399 (nearest_common_denominator): Likewise.
10400 (dominated_by_p): Likewise.
10401 (bb_dom_dfs_in): Likewise.
10402 (bb_dom_dfs_out): Likewise.
10403 (recount_dominator): Likewise.
10404 (iterate_fix_dominators): Likewise.
10405 (add_to_dominance_info): Likewise.
10406 (delete_from_dominance_info): Likewise.
10407 (first_dom_son): Likewise.
10408 (next_dom_son): Likewise.
10409 (dom_info_available_p): Likewise.
10410 (dom_info_state): New.
10411 (set_dom_info_availability): New.
10413 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10415 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10417 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10419 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10421 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10422 (subdi3, subdi_carry): Delete.
10424 2007-05-04 Jan Hubicka <jh@suse.cz>
10425 Richard Guenther <rguenther@suse.de>
10427 * opts.c (decode_options): Do not fiddle with inlining
10428 parameters in case of optimizing for size.
10429 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10430 for size do nothing.
10431 (cgraph_decide_inlining_of_small_function): When optimizing for
10432 size never inline functions increasing caller size.
10433 (cgraph_early_inlining): Inline for size when optimizing for size.
10435 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10437 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10438 logical operations piecewise.
10439 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10440 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10441 subdi_sesidi_di): Delete.
10442 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10443 the generated sequence. Allow three-reg add in constraints. Rewrite
10444 the rtl expression for carry to avoid zero_extend of a constant.
10445 (sub_with_carry): New pattern.
10446 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10447 different sequence not involving jumps.
10448 (notbi): Now a named pattern.
10450 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10452 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10453 Add the note about a significant loss of accuracy of some
10454 mathematical routines when these options are used.
10456 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10458 * haifa-sched.c (rtx_vec_t): New typedef.
10459 (contributes_to_priority_p): Extract piece of priority () into new
10461 (priority): Use the function. Add assertion.
10462 (rank_for_schedule, set_priorities): Add assertion to check that
10463 insn's priority is initialized.
10464 (clear_priorities, calc_priorities): Change signature. Make it update
10465 all relevant insns. Update all callers ('add_to_speculative_block ()'
10466 and 'create_block_check_twin ()').
10467 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10468 Add new field 'priority_status'.
10469 (INSN_PRIORITY_STATUS): New macro.
10470 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10472 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10474 * sched-ebb.c (debug_ebb_dependencies): New static function.
10475 (init_ready_list): Use it.
10477 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10478 with changed signature and 'debug_rgn_dependencies ()'.
10479 (debug_rgn_dependencies): New static function.
10480 (init_ready_list): Use it.
10482 * sched-int.h (debug_dependencies): Declare.
10484 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10486 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10488 2007-05-04 Dirk Mueller <dmueller@suse.de>
10490 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10492 2007-05-03 Jan Hubicka <jh@suse.cz>
10494 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10495 ((T1)X op (T1)Y), for pointer type in more cases than before.
10497 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10499 * tree-object-size.c (plus_expr_object_size): When operand size is
10500 unknown, return unknown.
10502 2007-05-03 Dirk Mueller <dmueller@suse.de>
10504 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10506 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10509 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10511 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10513 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10515 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10517 * config/soft-fp/double.h, config/soft-fp/extended.h,
10518 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10519 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10520 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10521 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10524 2007-05-03 Ian Lance Taylor <iant@google.com>
10526 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10527 MASK_PPC_GFXOPT for 8540 or 8548.
10529 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10531 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10532 vect_print_dump_info() to output debug information.
10534 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10537 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10538 operands of size 2 when operand is not MEM_P.
10540 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10542 PR tree-optimization/30565
10543 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10545 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10547 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10548 (umulsi3_highpart): Use them.
10549 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10550 for final accumulator to D regisster tranfser.
10552 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10554 PR tree-optimization/31699
10555 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10557 (vect_enhance_data_refs_alignment): Compute peel amount using
10558 TYPE_VECTOR_SUBPARTS instead of vf.
10559 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10561 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10564 * system.h: Remove inclusion of double-int.h
10565 * tree.h: Include double-int.h
10566 * gengtype.c: Likewise
10567 * cfgloop.h: Likewise
10568 * Makefile.in: Adjust dependencies on double-int.h
10570 2007-05-02 Eric Christopher <echristo@apple.com>
10572 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10573 -shared to -Zdynamiclib.
10575 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10578 * c-common.c (strip_pointer_or_array_types): New function.
10579 * c-common.h (strip_pointer_or_array_types): New function declaration.
10581 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10583 PR tree-optimization/31771
10584 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10586 2007-05-02 Paul Brook <paul@codesourcery.com>
10588 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10590 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10592 PR middle-end/29715
10593 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10596 2007-05-02 Nick Clifton <nickc@redhat.com>
10598 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10600 2007-05-02 Richard Guenther <rguenther@suse.de>
10602 PR tree-optimization/31146
10603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10604 argument, single_use_p. If we have a single use that is
10605 a conversion to the definition rhs type, propagate that rhs.
10606 (forward_propagate_addr_expr): Pass single_use_p argument
10607 to forward_propagate_addr_expr_1.
10609 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10611 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10614 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10616 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10617 'AMD Family 10 core'.
10619 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10621 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10622 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10623 with SSE3 instruction set support.
10624 * doc/invoke.texi: Likewise.
10626 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10628 * config/i386/i386.c (override_options): Tuning 32-byte loop
10629 alignment for amdfam10 architecture. Increasing the max loop
10630 alignment to 24 bytes.
10632 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10634 * config/m68k/constraints.md: New.
10635 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10636 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10637 EXTRA_CONSTRAINT): Remove.
10638 * config/m68k/m68k.md: Include constraints.md.
10639 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10641 2007-05-01 Ian Lance Taylor <iant@google.com>
10643 PR tree-optimization/31739
10644 * tree-vrp.c (vrp_val_is_max): New static function.
10645 (vrp_val_is_min): New static function.
10646 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10648 (set_value_range): Use vrp_val_is_{max,min}.
10649 (extract_range_from_assert): Likewise.
10650 (extract_range_from_binary_expr): Likewise.
10651 (extract_range_from_unary_expr): Likewise.
10652 (dump_value_range, vrp_meet): Likewise.
10653 (vrp_visit_phi_node): Likewise.
10654 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10656 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10658 * config/i386/gmon-sol2.c (size_t): New type.
10659 (intptr_t): Likewise.
10660 (s_textsize): Declare as size_t.
10662 (monstartup): Use size_t for sizes.
10663 (_mcount): Save and restore registers.
10664 (internal_mcount): Pass 0 as the first argument to monstartup
10666 (moncontrol): Convert pointer to appropriately sized integer
10667 before passing to profil.
10669 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10671 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10672 __NO_FPRS__, not just if _SOFT_DOUBLE.
10673 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10674 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10675 also for E500 double.
10676 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10677 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10680 2007-05-01 Richard Guenther <rguenther@suse.de>
10682 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10685 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10687 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10689 2007-05-01 Jan Hubicka <jh@suse.cz>
10691 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10694 2007-05-01 Jan Hubicka <jh@suse.cz>
10696 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10697 (maybe_fold_offset_to_reference): Declare.
10698 * fold-const.c (fold_unary): Do not fold
10699 (type *)&A into &A->field_of_type_and_offset_0
10700 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10701 size is unknown, give up.
10702 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10704 (maybe_fold_offset_to_reference): New.
10705 (maybe_fold_stmt_indirect): Use it.
10706 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10707 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10709 (gimplify_expr): Likewise for plus_expr.
10711 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10713 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10714 bsi_after_labels. Always insert statements before bsi.
10715 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10716 * predict.c (apply_return_prediction): Check for empty blocks.
10717 * cfgexpand.c (lab_rtx_for_bb): New variable.
10718 (label_rtx_for_bb): Do not create new tree labels.
10719 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10720 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10721 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10723 (label_for_bb): Add field used.
10724 (update_eh_label, main_block_label): Mark the label used.
10725 (cleanup_dead_labels): Remove unused labels.
10727 2007-05-01 Richard Guenther <rguenther@suse.de>
10729 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10730 if it is not about to be set.
10731 (get_value_range): Do not pre-allocate equiv bitmap.
10732 (update_value_range): No need to clear equiv field.
10733 (add_equivalence): Change prototype to get bitmap pointer.
10734 Allocate bitmap here if it is not already.
10735 (extract_range_from_assert): Do not allocate bitmap here.
10736 Update callers to add_equivalence.
10737 (extract_range_from_ssa_name): Likewise.
10738 (get_vr_for_comparison): New static helper.
10739 (compare_name_with_value): Handle NULL equiv bitmap by
10740 peeling the first iteration of the comparison loop.
10741 Use get_vr_for_comparison.
10742 (compare_names): Handle NULL equiv bitmaps by using fake
10743 ones. Use get_vr_for_comparison.
10745 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10747 * double-int.c (mpz_set_double_int): Moved from
10748 tree-ssa-loop-niter.c.
10749 (mpz_get_double_int): Likewise; also, add option to wrap
10750 out-of-range integers.
10751 * double-int.h: New prototypes for above.
10752 * tree.c (get_static_type_bounds): Moved from
10753 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10754 TYPE_MAX_VALUE if they exist..
10755 * tree.h: New prototype for above.
10756 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10757 get_type_bounds calls.
10758 (mpz_set_double_int): Move to double-int.c.
10759 (get_type_bounds): Move to tree.c, rename to
10760 get_static_type_bounds.
10761 (mpz_to_double_int): Move to double-int.c, rename to
10762 mpz_get_double_int.
10764 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10766 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10767 DIV0 exception can fall through to a normal return.
10769 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10771 PR middle-end/22156
10772 Temporarily revert:
10773 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10774 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10775 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10776 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10777 initialize align to silence bogus warning.
10778 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10779 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10781 (struct sra_walk_fns): Remove use_all parameter from use.
10782 (sra_hash_tree): Handle BIT_FIELD_REFs.
10783 (sra_elt_hash): Don't hash bitfld blocks.
10784 (sra_elt_eq): Skip them in parent compares as well. Handle
10786 (sra_walk_expr): Don't maintain or pass down use_all_p.
10787 (scan_use): Remove use_all parameter.
10788 (scalarize_use): Likewise. Re-expand assignment to
10789 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10790 output, and re-scalarize after output. Don't mark anything
10792 (scalarize_ldst): Adjust.
10793 (scalarize_walk_gimple_modify_statement): Likewise.
10794 (build_element_name_1): Handle BIT_FIELD_REFs.
10795 (instantiate_element): Don't warn for any element whose parent
10796 is used as a whole.
10797 (instantiate_missing_elements_1): Return the sra_elt.
10798 (canon_type_for_field): New.
10799 (try_instantiate_multiple_fields): New.
10800 (instantiate_missing_elemnts): Use them.
10801 (mark_no_warning): Removed.
10802 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10803 (REPLDUP, sra_build_elt_assignment): New.
10804 (generate_copy_inout): Use them.
10805 (generate_element_copy): Likewise. Handle bitfld differences.
10806 (generate_element_zero): Don't recurse for blocks. Use
10807 sra_build_elt_assignment.
10808 (generate_one_element_int): Take elt instead of var. Use
10809 sra_build_elt_assignment.
10810 (generate_element_init_1): Adjust.
10811 (scalarize_use, scalarize_copy): Use REPLDUP.
10812 (scalarize_ldst): Move assert before dereference.
10813 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10815 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10818 * tree.c (reconstruct_complex_type): Reconstruct a reference
10820 Also use the same mode for the pointer as the old pointer type.
10822 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10824 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10827 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10829 PR rtl-optimization/31676
10830 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10831 (df_refs_record): Call it.
10833 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10835 * rtl.def (SS_ABS): New code.
10836 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10837 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10838 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10839 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10840 (bfin_init_builtins): Define them.
10841 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10842 (bfin_expand_builtin): ... and handle the others here.
10843 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10844 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10845 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10846 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10847 operand is only HImode.
10849 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10851 * regclass.c (scan_one_insn): Remove splitting of
10854 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10855 Nigel Stephens <nigel@mips.com>
10857 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10859 2007-04-28 Jan Hubicka <jh@suse.cz>
10861 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10862 insn_locators_alloc instead of insn_locators_initialize;
10863 call reset_block_changes.
10864 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10865 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10866 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10867 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10868 * config/score/score.c (th_output_mi_thunk): Likewise.
10869 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10870 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10871 tolerate uninitialized locator info.
10874 * function.c (init_function_start): Don't init line number info.
10875 (expand_function_end): Update.
10876 (reset_block_changes, record_block_change, finalize_block_changes,
10877 check_block_change, free_block_changes): Kill.
10878 * function.h (reset_block_changes, record_block_change,
10879 finalize_block_changes, check_block_change, free_block_changes):
10881 (struct function): Remove ib_boundaries_block.
10882 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10883 Use curr_insn_locator to initialize locator.
10884 (emit_line_note): Remove.
10885 * cfgexpand.c (expand_gimple_cond_expr): Update.
10886 (construct_exit_block): Likewise.
10887 (tree_expand_cfg): Initialize/finalize locators.
10888 * expr.c (expand_expr_real): Update.
10889 * cfglayout.c (line_locators_locs, line_locators_lines,
10890 file_locators_locs, file_locators_files): Remove.
10891 (set_block_levels): Move to cfgexpand.c.
10892 (insn_locators_initialize): Remove.
10893 (pass_insn_locators_initialize): Remove.
10894 (locations_locators_locs, locations_locators_vals): New static vars.
10895 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10897 (insn_locators_alloc, insn_locators_finalize,
10898 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10900 (locator_location): New.
10901 (locator_line, locator_file): Rewrite.
10902 * rtl.h (emit_line_note): Kill.
10903 (insn_locators_alloc, insn_locators_finalize,
10904 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10906 * tree-inline.c (initialize_cfun): Do not initialize
10907 ib_boundaries_block.
10908 * passes.c (pass_insn_locators_initialize): Remove.
10910 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10912 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10913 info. Update last_basic_block correctly.
10915 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10918 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10919 register itself to hold the offset constant. Tell flow the use
10920 of r4 and r5 when they are used.
10922 2007-04-27 Richard Guenther <rguenther@suse.de>
10924 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10925 if we simplified anything.
10926 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10927 warnings until we did a simplification and the stmt was not
10928 marked as TREE_NO_WARNING.
10930 2007-04-27 Mike Stump <mrs@apple.com>
10932 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10934 2007-04-27 Ian Lance Taylor <iant@google.com>
10936 PR middle-end/31710
10937 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10938 TYPE_MAX_VALUE exist, convert them to the new type.
10940 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10942 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10943 if it claims to be available.
10944 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10945 edge is redirected.
10946 (perform_tree_ssa_dce): Always free postdominators.
10948 2007-04-27 Richard Henderson <rth@redhat.com>
10950 * config/alpha/predicates.md (aligned_memory_operand): Mark
10951 as define_special_predicate.
10952 (unaligned_memory_operand, normal_memory_operand): Likewise.
10953 (reg_or_unaligned_mem_operand): Remove.
10954 (any_memory_operand): Match the documentation and check for
10955 non-renumbered pseudos during reload.
10956 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10957 alpha_secondary_reload_class, update to new interface, make static.
10958 Handle CQImode like HImode. Remove FP subreg check.
10959 (alpha_expand_mov): Use replace_equiv_address.
10960 (alpha_expand_mov_nobwx): Use any_memory_operand.
10961 (TARGET_SECONDARY_RELOAD): New.
10962 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10963 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10964 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10965 * config/alpha/alpha.md: ... here.
10966 (RELOAD12, reloadmode): New.
10968 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10969 Don't handle the aligned case here.
10970 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10971 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10972 reload_inhi_help. Don't expect a scratch register.
10973 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10975 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10977 2007-04-27 Richard Guenther <rguenther@suse.de>
10979 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10981 2007-04-27 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/30965
10984 PR tree-optimization/30978
10985 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10986 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10987 (find_equivalent_equality_comparison): Likewise.
10988 (simplify_cond): Likewise.
10989 (get_prop_source_stmt): New helper.
10990 (get_prop_dest_stmt): Likewise.
10991 (can_propagate_from): Likewise.
10992 (remove_prop_source_from_use): Likewise.
10993 (combine_cond_expr_cond): Likewise.
10994 (forward_propagate_comparison): New function.
10995 (forward_propagate_into_cond): Rewrite to use fold for
10997 (tree_ssa_forward_propagate_single_use_vars): Call
10998 forward_propagate_comparison to propagate comparisons.
11000 2007-04-27 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/31715
11003 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11004 sure to do computation on the offset in an appropriate
11007 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11009 * reload.h (elimination_target_reg_p): Declare.
11010 * reload.c (find_reloads): Don't apply the reg_rtx move
11011 optimization if the SET_DEST satisfies elimination_target_reg_p.
11012 * reload1.c (elimination_target_reg_p): New function.
11013 (gen_reload): In the move/add2 fallback, make sure that op0
11014 does not overlap the destination register.
11016 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11018 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11019 transform only GIMPLE_MODIFY_STMTs.
11020 * tree-complex.c (expand_complex_operations_1): Ditto.
11021 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11022 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11023 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11025 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11026 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11027 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11028 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11029 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11030 slpeel_add_loop_guard): Ditto.
11031 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11032 * lambda-code.c (perfect_nestify): Ditto.
11033 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11034 before the first statement.
11035 * tree-optimize.c (execute_free_datastructures): Fix comments.
11036 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11037 * tree-flow.h (disband_implicit_edges): Declaration removed.
11038 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11040 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11041 COND_EXPRs without gotos.
11042 (disband_implicit_edges, has_label_p): Removed.
11043 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11044 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11046 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11048 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11049 also for COND_EXPRs.
11050 * cfgexpand.c (label_rtx_for_bb): New function.
11051 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11052 Use label_rtx_for_bb to find the labels.
11053 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11054 last block. Detect fallthru edges.
11056 2007-04-26 Ian Lance Taylor <iant@google.com>
11059 * reload.c (find_reloads_subreg_address): If the address was valid
11060 in the original mode but not in the new mode, reload the whole
11063 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11065 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11066 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11067 (cleanup_control_expr_graph): Do not invalidate dominance info.
11068 Record altered blocks.
11069 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11070 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11071 cleanup_tree_cfg_bb): New functions.
11072 (remove_forwarder_block): Do not maintain the worklist of blocks.
11073 Record altered blocks.
11074 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11075 not over whole cfg.
11076 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11077 delete_unreachable_blocks if dominators are not available.
11078 * tree-inline.c (optimize_inline_calls): Free dominance information
11080 * tree-flow.h (remove_edge_and_dominated_blocks,
11081 cfgcleanup_altered_bbs): Altered.
11082 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11084 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11086 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11087 do not invalidate dominators.
11089 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11091 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11092 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11093 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11094 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11096 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11098 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11100 2007-04-26 Richard Guenther <rguenther@suse.de>
11102 PR tree-optimization/31703
11103 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11104 the right type for the target of the bittest.
11106 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11108 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11109 ix86_sol10_return_in_memory.
11111 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11113 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11116 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11119 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11121 PR tree-optimization/30558
11122 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11123 clear this_state.prev_try.
11125 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11126 Mark Mitchell <mark@codesourcery.com>
11128 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11129 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11130 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11132 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11135 * doc/invoke.texi (%:print-asm-header): Document.
11136 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11138 (static_spec_functions): Add print-asm-header.
11139 (main): Print a banner before the --target-help linker options.
11140 (print_asm_header_spec_function): New function.
11142 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11145 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11146 (movsf_ie): Likewise.
11148 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11150 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11152 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11154 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11155 exception for divide-by-zero.
11156 (__umodsi3, __modsi3): Likewise.
11158 2007-04-25 Dirk Mueller <dmueller@suse.de>
11160 * c-typeck.c (build_compound_expr): Annotate warning()
11161 call with OPT_Wunused_value.
11162 * tree-ssa.c (warn_uninit): Annotate warning with
11164 * c-common.c (handle_sentinel_attribute): Annotate warning
11165 call with OPT_Wattributes.
11167 2007-04-25 Thiemo Seufer <ths@mips.com>
11169 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11170 (mips16): Fix typo.
11171 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11172 on to the assembler. Improve handling of -mno-mips16. Add handling
11173 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11174 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11175 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11176 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11178 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11181 * config/i386/winnt.c (i386_pe_file_end): Strip only
11182 USER_LABEL_PREFIX when writing export name.
11184 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11186 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11187 sh/elf.h, vx-common.h and vxworks.h.
11188 * config/sh/sh.h: Include config/vxworks-dummy.h.
11189 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11190 (OVERRIDE_OPTIONS): Use it.
11191 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11192 (vxworks_picreg): New pattern.
11193 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11194 VXWORKS_OS_CPP_BUILTINS.
11195 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11196 to their VXWORKS_* equivalents.
11197 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11198 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11199 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11200 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11201 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11202 -mrtp/-fPIC multilibs.
11203 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11204 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11205 (MULTILIB_OSDIRNAMES): Delete.
11207 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11210 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11212 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11214 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11215 rounding mode to be specified by the caller.
11216 (real_to_mpfr) Likewise.
11217 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11218 include new arguments.
11219 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11221 2007-04-24 Ian Lance Taylor <iant@google.com>
11223 PR tree-optimization/31605
11224 * tree-vrp.c (set_value_range): Check that min and max are not
11225 both overflow infinities.
11226 (set_value_range_to_value): New static function.
11227 (extract_range_from_binary_expr): Call set_value_range_to_value.
11228 (extract_range_from_cond_expr): Likewise.
11229 (extract_range_from_expr): Likewise.
11230 (extract_range_from_unary_expr): Likewise. Don't create a range
11231 which overflows on both sides.
11232 (vrp_meet): Check for a useless range.
11233 (vrp_visit_phi_node): If we see a constant which looks like an
11234 overflow infinity, turn off the TREE_OVERFLOW flag.
11236 2007-04-24 Ian Lance Taylor <iant@google.com>
11238 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11240 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11242 PR diagnostic/25923
11243 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11244 diagnostic message is being built.
11245 * tree-pretty-print.c (dump_generic_node): Only write the
11246 formatted text into BUFFER's stream if we are not building a
11247 diagnostic message.
11248 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11250 * Makefile.in (toplev.o): Depend on tree-pass.h.
11252 2007-04-24 Ian Lance Taylor <iant@google.com>
11254 PR tree-optimization/31602
11255 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11256 conditionals in the copied loop header.
11257 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11258 warnings if TREE_NO_WARNING is set.
11259 * doc/invoke.texi (Warning Options): Clarify that
11260 -Wstrict-overflow does not warn about loops.
11262 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11264 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11265 expand on the comment about _Decimal128 arguments and check the
11266 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11267 that _Decimal128 argument uses even/odd register pair.
11268 (function_arg): Ditto.
11270 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11272 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11273 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11275 2007-04-24 Richard Guenther <rguenther@suse.de>
11276 Olga Golovanevsky <olga@il.ibm.com>
11278 * fold-const.c (multiple_of_p): Check for bottom
11281 2007-04-24 Richard Henderson <rth@redhat.com>
11283 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11284 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11285 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11286 looking for non-zero bits shifted out. Avoid a recursive call
11287 when constructing the scalar.
11288 (__floatundisf): Likewise.
11290 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11292 * dwarf2out.c (field_byte_offset): Move the existing logic
11293 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11294 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11296 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11299 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11300 length argument of 0 for memset.
11301 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11302 unsigned shift instead of the signed variant.
11304 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11306 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11307 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11308 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11309 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11310 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11311 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11312 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11313 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11314 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11315 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11316 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11317 "mul<mode>3", "div<mode>3"): Insn definitions added.
11318 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11319 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11320 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11321 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11322 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11323 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11324 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11325 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11326 TARGET_FLOAT_FORMAT): Macro definitions removed.
11327 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11328 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11329 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11330 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11331 (s390_gen_rtx_const_DI): Function removed.
11332 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11334 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11336 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11337 over an external ffs function.
11339 2007-04-24 Chao-ying Fu <fu@mips.com>
11340 Richard Sandiford <richard@nildram.co.uk>
11342 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11343 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11344 (smadd_widen_optab, umadd_widen_optab): Define.
11345 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11347 * genopinit.c (optabs): Fill in smadd_widen_optab and
11349 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11350 and umadd_widen_optab to implement multiply-add sequences.
11351 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11352 (<u>maddsidi4): ...this. Extend condition to include
11353 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11354 of operand 0 to "ka" and use the three-operand form of madd<u>
11356 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11358 * config/mips/constraints.md (ka): New register constraint.
11360 2007-04-24 Jan Hubicka <j@suse.cz>
11364 2007-04-23 Jan Hubicka <jh@suse.cz>
11365 * function.c (init_function_start): Don't init line number info.
11366 (expand_function_end): Update.
11367 (reset_block_changes, record_block_change, finalize_block_changes,
11368 check_block_change, free_block_changes): Kill.
11369 * function.h (reset_block_changes, record_block_change,
11370 finalize_block_changes, check_block_change, free_block_changes):
11372 (struct function): Remove ib_boundaries_block.
11373 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11374 Use curr_insn_locator to initialize locator.
11375 (emit_line_note): Remove.
11376 * cfgexpand.c (expand_gimple_cond_expr): Update.
11377 (construct_exit_block): Likewise.
11378 (tree_expand_cfg): Initialize/finalize locators.
11379 * expr.c (expand_expr_real): Update.
11380 * cfglayout.c (line_locators_locs, line_locators_lines,
11381 file_locators_locs, file_locators_files): Remove.
11382 (set_block_levels): Move to cfgexpand.c.
11383 (insn_locators_initialize): Remove.
11384 (pass_insn_locators_initialize): Remove.
11385 (locations_locators_locs, locations_locators_vals): New static vars.
11386 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11388 (insn_locators_alloc, insn_locators_finalize,
11389 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11391 (locator_location): New.
11392 (locator_line, locator_file): Rewrite.
11393 * rtl.h (emit_line_note): Kill.
11394 (insn_locators_alloc, insn_locators_finalize,
11395 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11397 * tree-inline.c (initialize_cfun): Do not initialize
11398 ib_boundaries_block.
11399 * passes.c (pass_insn_locators_initialize): Remove.
11401 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11403 * doc/invoke.texi: Removed leading '-' from option index entries.
11405 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11407 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11409 (create_phi_node): Use set_phi_nodes.
11410 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11411 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11412 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11413 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11414 (bsi_start, bsi_last): Use bb_stmt_list.
11415 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11416 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11417 Traverse the statements using tsi iterator.
11418 * basic-block.h (struct basic_block_def): Fields stmt_list
11419 and phi_nodes moved to ...
11420 (struct tree_bb_info): ... new structure.
11421 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11422 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11423 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11424 (tree_verify_flow_info): Verify that il.tree is not set for
11425 entry and exit block.
11426 (tree_split_block): Use set_bb_stmt_list.
11428 2007-04-23 Mike Stump <mrs@apple.com>
11430 * config/i386/i386.c (ix86_tune_features
11431 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11434 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11436 * config/i386/i386.md (prefix_extra): New attribute.
11437 (length): Add prefix_extra.
11439 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11440 (sse2_movntv2di): Likewise.
11441 (sse2_cvtps2dq): Likewise.
11442 (sse2_cvtpd2pi): Likewise.
11443 (sse2_cvttpd2pi): Likewise.
11444 (*sse2_cvtpd2ps): Likewise.
11445 (*add<mode>3): Likewise.
11446 (sse2_ssadd<mode>3): Likewise.
11447 (sse2_usadd<mode>3): Likewise.
11448 (*sub<mode>3): Likewise.
11449 (sse2_sssub<mode>3): Likewise.
11450 (sse2_ussub<mode>3): Likewise.
11451 (*mulv8hi3): Likewise.
11452 (*smulv8hi3_highpart): Likewise.
11453 (*umulv8hi3_highpart): Likewise.
11454 (sse2_umulv2siv2di3): Likewise.
11455 (sse2_pmaddwd): Likewise.
11456 (ashr<mode>3): Likewise.
11457 (lshr<mode>3): Likewise.
11458 (ashl<mode>3): Likewise.
11459 (sse2_ashlti3): Likewise.
11460 (sse2_lshrti3): Likewise.
11461 (*umaxv16qi3): Likewise.
11462 (*smaxv8hi3): Likewise.
11463 (*uminv16qi3): Likewise.
11464 (*sminv8hi3): Likewise.
11465 (sse2_eq<mode>3): Likewise.
11466 (sse2_gt<mode>3): Likewise.
11467 (*and<mode>3): Likewise.
11468 (sse2_nand<mode>3): Likewise.
11469 (*ior<mode>3): Likewise.
11470 (*xor<mode>3): Likewise.
11471 (sse2_packsswb): Likewise.
11472 (sse2_packssdw): Likewise.
11473 (sse2_packuswb): Likewise.
11474 (sse2_punpckhbw): Likewise.
11475 (sse2_punpcklbw): Likewise.
11476 (sse2_punpckhwd): Likewise.
11477 (sse2_punpcklwd): Likewise.
11478 (sse2_punpckhdq): Likewise.
11479 (sse2_punpckldq): Likewise.
11480 (sse2_punpckhqdq): Likewise.
11481 (sse2_punpcklqdq): Likewise.
11482 (*sse2_pinsrw): Likewise.
11483 (*sse2_pextrw): Likewise.
11484 (sse2_pshufd_1): Likewise.
11485 (sse2_uavgv16qi3): Likewise.
11486 (sse2_uavgv8hi3): Likewise.
11487 (sse2_psadbw): Likewise.
11488 (sse2_pmovmskb): Likewise.
11489 (*sse2_maskmovdqu): Likewise.
11490 (*sse2_maskmovdqu_rex64): Likewise.
11491 (sse4a_extrqi): Likewise.
11492 (sse4a_extrq): Likewise.
11493 (sse3_lddqu): Set prefix_rep.
11494 (sse3_addsubv4sf3): Likewise.
11495 (sse3_haddv4sf3): Likewise.
11496 (sse3_hsubv4sf3): Likewise.
11497 (sse_cvtss2si): Likewise.
11498 (sse_cvtss2si_2): Likewise.
11499 (sse_cvtss2siq): Likewise.
11500 (sse_cvtss2siq_2): Likewise.
11501 (sse_cvttss2si): Likewise.
11502 (sse_cvttss2siq): Likewise.
11503 (sse2_cvttps2dq): Likewise.
11504 (sse3_movshdup): Likewise.
11505 (sse3_movsldup): Likewise.
11506 (sse2_cvtsd2si): Likewise.
11507 (sse2_cvtsd2si_2): Likewise.
11508 (sse2_cvtsd2siq): Likewise.
11509 (sse2_cvtsd2siq_2): Likewise.
11510 (sse2_cvttsd2si): Likewise.
11511 (sse2_cvttsd2siq): Likewise.
11512 (*sse2_cvtpd2dq): Likewise.
11513 (*sse2_cvttpd2dq): Likewise.
11514 (sse2_pshuflw_1): Likewise.
11515 (sse2_pshufhw_1): Likewise.
11516 (sse4a_insertqi): Likewise.
11517 (sse4a_insertq): Likewise.
11518 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11519 (ssse3_phadddv4si3): Likewise.
11520 (ssse3_phaddswv8hi3): Likewise.
11521 (ssse3_phsubwv8hi3): Likewise.
11522 (ssse3_phsubdv4si3): Likewise.
11523 (ssse3_phsubswv8hi3): Likewise.
11524 (ssse3_pmaddubswv8hi3): Likewise.
11525 (ssse3_pmulhrswv8hi3): Likewise.
11526 (ssse3_pshufbv16qi3): Likewise.
11527 (ssse3_psign<mode>3): Likewise.
11528 (ssse3_palignrti): Likewise.
11529 (abs<mode>2): Likewise.
11530 (ssse3_phaddwv4hi3): Set prefix_extra.
11531 (ssse3_phadddv2si3): Likewise.
11532 (ssse3_phaddswv4hi3): Likewise.
11533 (ssse3_phsubwv4hi3): Likewise.
11534 (ssse3_phsubdv2si3): Likewise.
11535 (ssse3_phsubswv4hi3): Likewise.
11536 (ssse3_pmaddubswv4hi3): Likewise.
11537 (ssse3_pmulhrswv4hi3): Likewise.
11538 (ssse3_pshufbv8qi3): Likewise.
11539 (ssse3_psign<mode>3): Likewise.
11540 (ssse3_palignrdi): Likewise.
11541 (abs<mode>2): Likewise.
11542 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11543 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11544 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11546 2007-04-23 Nick Clifton <nickc@redhat.com>
11548 * params.def: Fix formatting of emacs local variables.
11550 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11552 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11553 move if inter-unit move isn't allowed.
11554 Don't split moving the first element of V2DI to DI to inter-unit
11555 move if inter-unit move isn't allowed.
11557 2007-04-23 Richard Guenther <rguenther@suse.de>
11559 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11560 and CDI_POST_DOMINATORS separately.
11562 2007-04-23 Nick Clifton <nickc@redhat.com>
11564 * c.opt (Wformat-contains-nul): Add warning attribute.
11566 2007-04-23 Jan Hubicka <jh@suse.cz>
11568 * function.c (init_function_start): Don't init line number info.
11569 (expand_function_end): Update.
11570 (reset_block_changes, record_block_change, finalize_block_changes,
11571 check_block_change, free_block_changes): Kill.
11572 * function.h (reset_block_changes, record_block_change,
11573 finalize_block_changes, check_block_change, free_block_changes):
11575 (struct function): Remove ib_boundaries_block.
11576 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11577 Use curr_insn_locator to initialize locator.
11578 (emit_line_note): Remove.
11579 * cfgexpand.c (expand_gimple_cond_expr): Update.
11580 (construct_exit_block): Likewise.
11581 (tree_expand_cfg): Initialize/finalize locators.
11582 * expr.c (expand_expr_real): Update.
11583 * cfglayout.c (line_locators_locs, line_locators_lines,
11584 file_locators_locs, file_locators_files): Remove.
11585 (set_block_levels): Move to cfgexpand.c.
11586 (insn_locators_initialize): Remove.
11587 (pass_insn_locators_initialize): Remove.
11588 (locations_locators_locs, locations_locators_vals): New static vars.
11589 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11591 (insn_locators_alloc, insn_locators_finalize,
11592 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11594 (locator_location): New.
11595 (locator_line, locator_file): Rewrite.
11596 * rtl.h (emit_line_note): Kill.
11597 (insn_locators_alloc, insn_locators_finalize,
11598 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11600 * tree-inline.c (initialize_cfun): Do not initialize
11601 ib_boundaries_block.
11602 * passes.c (pass_insn_locators_initialize): Remove.
11604 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11606 PR middle-end/31448
11607 * expr.c (reduce_to_bit_field_precision): Handle
11610 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11612 PR tree-optimization/24659
11613 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11614 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11615 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11616 * genopinit.c (optabs): Rename vec_pack_mod_optab
11617 to vec_pack_trunc_optab.
11618 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11619 early for scalar floating point operands for NOP_EXPR.
11620 (vectorizable_type_promotion): Ditto.
11621 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11622 vec_pack_trunc_optab.
11623 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11625 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11626 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11627 Rename from VEC_PACK_MOD_EXPR.
11628 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11629 * expr.c (expand_expr_real_1): Ditto.
11630 * tree-inline.c (estimate_num_insns_1): Ditto.
11631 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11633 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11634 (vec_unpacks_lo_v4sf): Ditto.
11635 (vec_pack_trunc_v2df): Ditto.
11636 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11637 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11638 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11640 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11642 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11644 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11645 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11646 packing of floating point operands.
11647 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11648 represent unpacking of floating point operands.
11649 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11650 [vec_unpacks_hi]: Ditto.
11651 [vec_unpacks_lo]: Ditto.
11653 2007-04-22 Jan Hubicka <jh@suse.cz>
11655 * final.c (rest_of_handle_final): Call
11656 targetm.asm_out.constructor/targetm.asm_out.destructor
11657 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11658 proper priority via decl_*_priority_insert.
11659 * c-common.c (c_expand_body): Likewise.
11661 2007-04-22 Richard Guenther <rguenther@suse.de>
11663 PR tree-optimization/29789
11664 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11665 (rewrite_reciprocal): New helper split out from
11666 determine_invariantness_stmt.
11667 (rewrite_bittest): Likewise.
11668 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11669 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11672 2007-04-22 Revital Eres <eres@il.ibm.com>
11674 * loop-unroll.c (var_to_expand): New field to support also
11675 insns of the form x = something + x.
11676 (analyze_insn_to_expand_var): Use it.
11677 (expand_var_during_unrolling): Likewise.
11679 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11681 * predict.c: Include pointer-set.h.
11682 (bb_predictions): New variable.
11683 (tree_predicted_by_p, tree_predict_edge,
11684 remove_predictions_associated_with_edge): Use bb_predictions map
11685 instead of bb->predictions.
11686 (clear_bb_predictions, assert_is_empty): New functions.
11687 (combine_predictions_for_bb): Use bb_predictions map. Call
11688 clear_bb_predictions.
11689 (tree_estimate_probability): Create and free bb_predictions map.
11690 * Makefile.in (predict.o): Add pointer-set.h dependency.
11691 * basic-block.h (struct basic_block_def): Remove predictions
11693 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11695 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11698 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11701 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11703 * timevar.c (timevar_print): Change reference of --disable-checking to
11704 --enable-checking=release. Also warn if assert checking is disabled.
11706 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11709 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11710 decl as addressable if the compound literal was marked as
11712 Mark the decl as a gimple register if it is a complex or
11713 vector decl and does not live in memory.
11715 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11717 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11718 (GENERIC_NEXT): New function macro.
11719 (PHI_CHAIN): Use phi_node's new chain variable.
11720 (tree_phi_node): Change tree_common to tree_base
11721 and add the chain field.
11722 * tree-phinodes.c (make_phi_node): Don't set
11723 TREE_TYPE on the new node.
11724 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11725 instead of checking GIMPLE_TUPLE_P in chain_next.
11726 * tree-vect-transform.c
11727 (get_initial_def_for_induction): Look at
11728 PHI_RESULT_TREE for the type of the phi node.
11729 (update_vuses_to_preheader): Use PHI_CHAIN
11730 instead of TREE_CHAIN on the phi node.
11731 * tree-ssa-structalias.c (compute_points_to_sets):
11733 (ipa_pta_execute): Likewise.
11735 2007-04-21 Richard Guenther <rguenther@suse.de>
11737 PR middle-end/31136
11738 * fold-const.c (fold_unary): Call fold_convert_const on the
11741 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11743 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11744 (store_killed_in_pat): New.
11746 2007-04-20 Richard Henderson <rth@redhat.com>
11749 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11750 TREE_LIST with a void_type_node value, not void_list_node exactly.
11752 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11754 * doc/standards.texi: Re-arrange into language-specific
11755 subsections. Add a C++ section, documenting which standards we
11758 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11760 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11761 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11763 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11765 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11766 ecrti.o and crtbegin.o.
11767 (LIB_DEFAULT_SPEC): Include -lc.
11768 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11770 2007-04-20 Richard Henderson <rth@redhat.com>
11773 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11774 argument; update all callers.
11775 (get_unaligned_offset): New.
11776 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11777 get_unaligned_address, just pass on the address directly.
11778 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11779 the subreg in the helper patterns.
11780 (unaligned_extendqidi_le): Use get_unaligned_offset.
11781 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11782 (unaligned_extendhidi_be): Likewise.
11783 (unaligned_extendhidi): Tidy.
11784 * config/alpha/alpha-protos.h: Update.
11786 2007-04-20 Richard Henderson <rth@redhat.com>
11788 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11789 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11790 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11791 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11792 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11793 (CPP_SPEC): Don't include %(cpp_subtarget).
11794 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11795 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11796 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11798 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11800 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11801 for __builtin_ia32_cmpordss.
11803 PR tree-optimization/31632
11804 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11805 and arg1 for optimizations of comparison against min/max values.
11806 Fold arg0 to arg1's type for optimizations of comparison against
11807 min+1 and max-1 values.
11809 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11811 * reload.c (combine_reloads): When trying to use a dying register,
11812 check whether it's uninitialized and don't use if so.
11814 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11816 * fold-const.c: Remove prototypes for native_encode_expr and
11817 native_interpret_expr.
11818 (native_encode_expr): Make non-static.
11819 (native_interpret_expr): Likewise.
11820 * tree.h: Add prototypes for the above.
11822 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11824 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11825 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11826 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11827 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11828 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11829 Add length attributes.
11831 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11833 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11836 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11837 __STDC_WANT_DEC_FP__.
11839 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11841 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11842 for long double compatibility.
11843 * configure: Regenerate.
11845 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11847 PR rtl-optimization/29841
11848 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11850 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11851 that may cause control flow transfer from being moved.
11853 2007-04-18 Jan Hubicka <jh@suse.cz>
11855 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11858 2007-04-18 Eric Christopher <echristo@apple.com>
11860 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11861 only. Update operands.
11862 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11863 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11864 link register to pic register.
11866 2007-04-18 Dirk Mueller <dmueller@suse.de>
11868 PR diagnostic/31227
11869 * tree-vrp.c (search_for_addr_array): New.
11870 (check_array_bounds): Suppress warning about
11871 address taken of array refs if its not de-referenced.
11873 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11875 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11876 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11878 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11879 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11880 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11882 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11884 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11886 (vect_analyze_scalar_cycles): Fix indentation.
11887 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11888 (vect_mark_relevant): Include phis in relevance analysis.
11890 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11892 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11894 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11895 output_operand_lossage().
11897 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11899 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11900 the unused code for reduction without adjust-in-epilog to simplify the
11903 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11905 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11906 (S390_TDC_NEGATIVE_ZERO): New constant.
11907 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11908 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11909 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11910 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11911 (S390_TDC_POSITIVE_INFINITY): New constant.
11912 (S390_TDC_NEGATIVE_INFINITY): New constant.
11913 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11914 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11915 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11916 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11917 (S390_TDC_INFINITY): New constant.
11918 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11919 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11920 optimization for UNSPEC_CCZ_TO_INT.
11921 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11922 ("*ccz_to_int"): New insn.
11923 ("isinf<mode>2"): New insn.
11924 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11925 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11926 (UNSPEC_CCZ_TO_INT): New constant.
11928 2007-04-18 Richard Guenther <rguenther@suse.de>
11930 PR tree-optimization/19431
11931 PR tree-optimization/21463
11932 * tree-pass.h (pass_phiprop): Declare.
11933 * passes.c (init_optimization_passes): New phiprop pass.
11934 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11935 (phivn_valid_p): New helper function.
11936 (phiprop_insert_phi): Likewise.
11937 (propagate_with_phi): Likewise.
11938 (tree_ssa_phiprop): New propagator propagating loads
11939 through phi nodes if profitable.
11941 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11943 * tree-vect-analyze.c (process_use): New function.
11944 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11945 Check phis in all bbs.
11946 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11949 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11951 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11954 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11957 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11960 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11962 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11964 (sse_vmmulv4sf3): Likewise.
11965 (sse2_vmaddv2df3): Likewise.
11966 (sse2_vmmulv2df3): Likewise.
11968 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11970 PR rtl-optimization/31360
11971 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11972 (target_reg_cost): New.
11973 (init_set_costs): Initialize target_reg_cost. Add comments
11974 regarding the rationale of the costs.
11975 (global_cost_for_size): Renamed to...
11976 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11977 of register pressure.
11978 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11979 estimate_reg_pressure_cost. Add number of ivs.
11980 (determine_set_costs): Dump target_reg_cost.
11981 * loop-invariant.c (gain_for_invariant): Use
11982 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11983 (best_gain_for_invariant, find_invariants_to_move): Remove
11985 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11986 (target_reg_cost): Declare.
11987 (global_cost_for_size): Declaration removed.
11988 (estimate_reg_pressure_cost): Declare.
11990 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11992 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11993 regnos into even/odd register pairs.
11994 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11995 TDmode similar to the other floating point modes.
11996 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11997 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11999 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12000 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12001 (movdd_hardfloat64): Use TARGET_MFPGPR.
12003 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12005 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12008 2005-01-05 Richard Henderson <rth@redhat.com>
12010 * reload1.c (do_input_reload): Restrict the optimization deleteing
12011 a previous output reload to RELOAD_FOR_INPUT.
12013 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12015 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12016 induc_vec_info_type.
12017 (vectorizable_induction): New function declaration.
12018 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12019 check if already vectorized. Find first place in BB where new stmts
12020 can be inserted. Takes only one argument.
12021 (vectorizable_induction): New function.
12022 (vect_transform_stmt): Add case for induc_vec_info_type to call
12023 vectorizable_induction.
12024 (vect_transform_loop): Consider phis for vectorization.
12025 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12027 (analyze_operations): Call vectorizable_induction when analyzing phis.
12029 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12030 (vect_mark_relevant): Include phis in relevance analysis.
12031 (vect_mark_stmts_to_be_vectorize): Likewise.
12032 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12034 2007-04-16 Lawrence Crowl <crowl@google.com>
12036 * doc/invoke.texi (Debugging Options): Add documentation for the
12037 -femit-struct-debug options -femit-struct-debug-baseonly,
12038 -femit-struct-debug-reduced, and
12039 -femit-struct-debug-detailed[=...].
12041 * c-opts.c (c_common_handle_option): Add
12042 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12043 and OPT_femit_struct_debug_detailed_.
12044 * c.opt: Add specifications for
12045 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12046 and -femit-struct-debug-detailed[=...].
12047 * opts.c (set_struct_debug_option): Parse the
12048 -femit-struct-debug-... options.
12049 * opts.c (matches_main_base, main_input_basename,
12050 main_input_baselength, base_of_path, matches_main_base): Add
12051 variables and functions to compare header base name to compilation
12053 * opts.c (should_emit_struct_debug): Add to determine to emit a
12054 structure based on the option.
12055 (dump_struct_debug) Also disabled function to debug this
12057 * opts.c (handle_options): Save the base name of the
12060 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12061 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12062 This hook indicates if a type is generic. Set it by default
12063 to "never generic".
12064 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12065 to determine if a struct type is generic or not.
12066 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12067 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12068 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12069 with live C++ hook.
12071 * flags.h (enum debug_info_usage): Add an enumeration to describe
12072 a program's use of a structure type.
12073 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12074 to indicate the program's usage of the type. Filter structs based
12075 on the -femit-struct-debug-... specification.
12076 (gen_type_die): Split into two routines, gen_type_die and
12077 gen_type_die_with_usage. gen_type_die is now a wrapper
12078 that assumes direct usage.
12079 (gen_type_die_with_usage): Replace calls to gen_type_die
12080 with gen_type_die_with_usage adding the program usage of
12081 the referenced type.
12082 (dwarf2out_imported_module_or_decl): Suppress struct debug
12083 information using should_emit_struct_debug when appropriate.
12085 2007-04-16 Ian Lance Taylor <iant@google.com>
12087 PR tree-optimization/31522
12088 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12089 (vrp_initialize): Allocate vr_phi_edge_counts.
12090 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12091 executable edge. Drop test for all constants.
12092 (vrp_finalize): Free vrp_phi_edge_counts.
12094 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12095 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12097 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12098 predecessors at head rather than tail.
12100 2007-04-16 Matthias Klose <doko@debian.org>
12102 * config/alpha/linux.h (CPP_SPEC): Define.
12103 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12105 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12107 * function.h: Remove sequence_stack extern declaration.
12109 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12111 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12113 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12116 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12118 * config/avr/avr.c (avr_arch_types): Rearranging array.
12119 (enum avr_arch): Add.
12120 (avr_mcu_types): Use avr_arch enumeration constants instead of
12122 * config/avr/avr.h (LINK_SPEC): Simplify.
12124 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12126 * config/m68k/m68k.c (m68k_libcall_value,
12127 m68k_function_value): Use macros for register names more.
12129 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12131 (M68K_REGNAME): Use A6_REG.
12132 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12134 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12136 PR middle-end/28071
12137 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12138 'pending_read_list_length' and 'pending_write_list_length'. Update
12140 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12141 to handle two length counters instead of one. Update all uses.
12142 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12143 two length counters instead of one.
12144 * sched-rgn.c (propagate_deps): Update to handle two length counters
12147 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12150 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12151 copy of source, pass it to ix86_expand_vector_set and return
12154 2007-04-16 David Ung <davidu@mips.com>
12155 Joseph Myers <joseph@codesourcery.com>
12157 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12158 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12159 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12160 Add 74K processor information.
12161 * config/mips/mips.md: Include 74k.md.
12162 (cpu): Add 74kc,74kf,74kx.
12163 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12164 * config/mips/74k.md: New.
12165 * doc/invoke.texi (MIPS Options): Document 74K support.
12167 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12169 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12170 vectorizable_* functions.
12171 * tree-vect-transform.c (vectorizable_call): Add check for
12172 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12173 (vectorizable_store): likewise.
12174 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12176 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12177 (vectorizable_type_promotion, vectorizable_load): Likewise.
12178 (vectorizable_live_operation, vectorizable_condition): Likewise.
12179 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12181 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12183 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12185 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12186 register numbers more.
12187 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12188 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12189 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12190 FUNCTION_VALUE_REGNO_P): Likewise.
12191 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12192 STATIC_CHAIN_REGNUM): Likewise.
12193 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12194 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12195 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12196 * config/m68k/m68k.md (FP_REG): New.
12198 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12200 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12203 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12205 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12206 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12209 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12211 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12214 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12217 * c-decl.c (finish_decl): Grab the type of the decl after the call
12218 to store_init_value.
12220 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12222 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12224 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12227 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12228 dominators, post dominators and cleanup cfg before returning.
12230 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12232 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12233 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12235 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12237 * config.gcc: Recognize fido.
12238 * config/m68k/m68k-devices.def (fidoa): New.
12239 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12241 (FL_FIDOA, TARGET_FIDOA): New.
12242 * config/m68k/m68k.opt (mfidoa): New.
12244 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12246 PR middle-end/31322
12247 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12248 when a personality function is used.
12250 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12252 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12254 2007-04-13 Mike Stump <mrs@apple.com>
12256 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12258 * config/darwin.opt (fapple-kext): Make C++ only.
12259 * config/darwin.c (darwin_override_options): Remove code to ensure
12260 -fapple-kext is given for C++ only.
12262 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12264 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12265 * config/mips/mips.c (override_options): Call
12266 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12268 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12270 * config/i386/i386.opt (msvr3-shlib): Removed.
12272 * doc/invoke.texi: Remove -msvr3-shlib.
12274 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12276 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12277 with "popcnt" instruction.
12279 2007-04-13 Richard Guenther <rguenther@suse.de>
12281 PR tree-optimization/21258
12282 * tree-vrp.c (compare_case_labels): New helper.
12283 (find_switch_asserts): New function.
12284 (find_assert_locations): Call it for SWITCH_EXPRs.
12286 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12288 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12289 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12290 check is now implied in X87_FLOAT_MODE_P.
12291 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12292 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12293 (fix_trunc<mode>_i386_fisttp): Ditto.
12294 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12295 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12296 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12297 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12298 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12299 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12300 (unnamed_splitters): Ditto.
12301 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12302 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12303 FIRST_SSE_REG for local functions when SSE math is enabled or
12304 for functions with sseregparm attribute.
12305 (standard_80387_constant_p): Return -1 if mode is not
12307 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12308 (ix86_expand_compare): Ditto.
12309 (ix86_expand_carry_flag_compare): Ditto.
12310 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12311 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12312 DECIMAL_FLOAT_MODE_P.
12313 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12314 of SCALAR_FLOAT_MODE_P.
12315 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12316 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12317 checks before FLOAT_MODE_P.
12318 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12319 before FLOAT_MODE_P.
12324 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12326 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12327 Charles Wilson <libtool@cwilson.fastmail.fm>
12329 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12330 (libgcc.mvars): Don't depend on them.
12331 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12332 * exec-tool.in: New.
12334 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12336 * doc/invoke.text (--help): Document --help=common.
12338 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12340 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12342 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12344 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12345 * genemit.c (main): Emit #include "integrate.h".
12346 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12347 (LOADGP_RTP): New mips_loadgp_style.
12348 * config/mips/mips.h: Include config/vxworks-dummy.h.
12349 (TARGET_RTP_PIC): New macro.
12350 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12351 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12352 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12353 for TARGET_RTP_PIC.
12354 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12355 -mvxworks-pic when using -mrtp and a PIC option.
12356 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12358 (mips_symbolic_constant_p, mips_symbolic_address_p)
12359 (mips_symbol_insns): Handle SYMBOL_HALF.
12360 (override_options): Warn about -G and -mrtp being used together.
12361 Initialize mips_lo_relocs[SYMBOL_HALF].
12362 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12363 (mips_emit_loadgp): Handle LOADGP_RTP.
12364 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12365 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12366 (tablejump): Handle function-relative case table entries if
12368 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12370 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12372 * config/mips/mips.md (load_call<mode>): Allow any general register.
12374 (sibcall_value_internal, sibcall_value_multiple_internal)
12375 (call_value_internal, call_value_split, call_value_multiple_internal)
12376 (call_value_multiple_split): Remove constraints from operand 0.
12378 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12380 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12381 rather than loadgp_noshared.
12382 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12383 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12385 * config/mips/mips.md (loadgp): Rename to...
12386 (loadgp_newabi): ...this.
12387 (loadgp_noshared): Rename to...
12388 (loadgp_absolute): ...this.
12390 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12392 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12393 false for locally-binding symbols.
12394 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12396 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12398 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12399 (SYMBOL_GOT_PAGE_OFST): ...this.
12400 (SYMBOL_GOT_GLOBAL): Rename to...
12401 (SYMBOL_GOT_DISP): ...this.
12402 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12403 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12404 * config/mips/mips.c (mips_global_symbol_p): New function.
12405 (mips_symbol_binds_local_p): Likewise.
12406 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12407 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12408 mips_global_symbol_p and mips_symbol_binds_local_p.
12409 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12410 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12411 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12412 SYMBOL_GOTOFF_DISP.
12413 (mips_ok_for_lazy_binding_p): New function.
12414 (mips_load_call_address, mips_expand_call): Use it.
12415 (mips_dangerous_for_la25_p): Likewise.
12416 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12417 (*got_disp<mode>): Use got_disp_operand instead of
12418 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12419 SYMBOL_GOTOFF_GLOBAL.
12420 (*got_page<mode>): Use got_page_ofst_operand instead of
12422 * config/mips/predicates.md (const_call_insn_operand): Use
12423 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12424 (global_got_operand): Rename to...
12425 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12427 (local_got_operand): Rename to...
12428 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12429 of SYMBOL_GOT_LOCAL.
12431 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12433 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12434 TARGET_CALL_CLOBBERED_GP.
12435 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12436 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12437 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12438 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12439 of TARGET_ABICALLS && !TARGET_NEWABI.
12440 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12441 * config/mips/mips.c (mips_load_call_address): Check
12442 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12443 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12444 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12445 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12446 TARGET_ABICALLS && TARGET_NEWABI.
12447 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12449 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12450 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12451 TARGET_ABICALLS && TARGET_NEWABI.
12452 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12453 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12454 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12455 whether indirect calls must use $25.
12456 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12458 * config/mips/mips.md (jal_macro): Check flag_pic and
12459 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12460 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12461 instead of TARGET_ABICALLS.
12462 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12463 TARGET_ABICALLS && TARGET_OLDABI.
12464 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12465 (sibcall): In the comment above the define_insn, mention
12466 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12467 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12468 instead of TARGET_ABICALLS.
12470 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12472 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12473 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12474 (MACFLAGS_MATCH_P): New macro.
12475 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12476 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12477 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12478 the other MACFLAG constants.
12479 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12480 (flag_machi): Tighten constraints. Renumber some of the operands.
12481 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12483 (flag_machi_parts_acconly): New pattern.
12484 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12486 (flag_macinit1hi): Tighten constraints.
12487 (flag_mul_macv2hi_parts_acconly): New pattern.
12489 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12490 Use a more efficient implementation.
12491 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12492 inline sequences when not optimizing for size.
12494 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12495 movhi_high2low): Delete, merge functionality into...
12496 (packv2hi): ... this pattern.
12498 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12499 * config/bfin/bfin.opt (msim): New option.
12500 (mcpu=): New option.
12501 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12502 (bfin_cpu_t): Typedef of enum bfin_cpu.
12503 (bfin_cpu_type): New declaration.
12504 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12505 -msim and -mcpu= options.
12506 (LIB_SPEC): Likewise.
12507 * config/bfin/bfin.c (bfin_cpu_type): Define.
12508 (bfin_handle_option): Handle -mcpu= option.
12509 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12510 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12511 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12513 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12515 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12516 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12517 (powerpc-wrs-vxworksae): Use ${tm_file}.
12518 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12519 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12520 * config/i386/vx-common.h: New file.
12522 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12524 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12527 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12529 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12532 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12536 * c-common.c (c_build_qualified_type): Set canonical type
12539 2007-04-12 Richard Guenther <rguenther@suse.de>
12541 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12542 lower bound and element size if lower bound is not zero
12543 or either of the ARRAY_REF operands is set.
12545 2007-04-12 Richard Guenther <rguenther@suse.de>
12547 PR tree-optimization/24689
12548 PR tree-optimization/31307
12549 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12551 * gimplify.c (canonicalize_addr_expr): To be consistent with
12552 gimplify_compound_lval only set operands two and three of
12553 ARRAY_REFs if they are not gimple_min_invariant. This makes
12554 it never at this place.
12555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12557 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12559 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12560 null before emitting a .nsubspa directive.
12562 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12564 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12565 need_to_partition_p if there are no memory statements in the
12568 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12570 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12571 (gcd_of_steps_may_divide_p): New function.
12572 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12574 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12576 * reload.c (find_reloads_toplev, find_reloads_address,
12577 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12578 not a pointer equality test, to decide if we need to call
12579 push_reg_equiv_alt_mem.
12581 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12583 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12584 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12586 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12588 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12590 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12591 vector to be positive.
12593 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12597 * doc/invoke.texi: Document --params max-aliased-vops and
12599 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12600 debug_memory_partitions): Move to tree-flow.h
12601 * params.h (AVG_ALIASED_VOPS): Define.
12602 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12604 (mp_info_t): Likewise.
12605 (get_mem_sym_stats_for): New.
12606 (set_memory_partition): Move from tree-flow-inline.h.
12607 (mark_non_addressable): Only clear the set of symbols for the
12608 partition if it exists.
12609 (dump_memory_partitions): Move from tree-ssa-operands.c
12610 (debug_memory_partitions): Likewise.
12611 (need_to_partition_p): New.
12612 (dump_mem_ref_stats): New.
12613 (debug_mem_ref_stats): New.
12614 (dump_mem_sym_stats): New.
12615 (debug_mem_sym_stats): New.
12616 (update_mem_sym_stats_from_stmt): New.
12617 (compare_mp_info_entries): New.
12618 (mp_info_cmp): Call it.
12619 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12621 (get_mpt_for): Move from tree-ssa-operands.c.
12622 (find_partition_for): New.
12623 (create_partition_for): Remove.
12624 (estimate_vop_reduction): New.
12625 (update_reference_counts): New.
12626 (build_mp_info): New.
12627 (compute_memory_partitions): Refactor.
12628 Document new heuristic.
12629 Call build_mp_info, update_reference_counts,
12630 find_partition_for and estimate_vop_reduction.
12631 (compute_may_aliases): Populate virtual operands before
12632 calling debugging dumps.
12633 (delete_mem_sym_stats): New.
12634 (delete_mem_ref_stats): New.
12635 (init_mem_ref_stats): New.
12636 (init_alias_info): Call it.
12637 (maybe_create_global_var): Remove alias_info argument.
12638 Get number of call sites and number of pure/const call sites
12639 from gimple_mem_ref_stats().
12640 (dump_alias_info): Call dump_memory_partitions first.
12641 (dump_points_to_info_for): Show how many times a pointer has
12643 * opts.c (decode_options): For -O2 set --param
12644 max-aliased-vops to 500.
12645 For -O3 set --param max-aliased-vops to 1000 and --param
12646 avg-aliased-vops to 3.
12647 * fortran/options.c (gfc_init_options): Remove assignment to
12649 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12650 * tree-dfa.c (dump_variable): Dump memory reference
12652 Dump NO_ALIAS* settings.
12653 (referenced_var_lookup): Tidy.
12654 (mem_sym_stats): New.
12655 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12656 and ORIG are different SSA names for a memory partition.
12657 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12658 * tree-flow.h (struct mem_sym_stats_d): Define.
12659 (mem_sym_stats_t): Define.
12660 (struct mem_ref_stats_d): Define.
12661 (struct gimple_df): Add field mem_ref_stats.
12662 (enum noalias_state): Define.
12663 (struct var_ann_d): Add bitfield noalias_state.
12664 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12665 debug_mem_ref_stats, debug_memory_partitions,
12666 debug_mem_sym_stats): Declare.
12667 * tree-ssa-structalias.c (update_alias_info): Update call
12668 sites, pure/const call sites and asm sites in structure
12669 returned by gimple_mem_ref_stats.
12670 Remove local variable IS_POTENTIAL_DEREF.
12671 Increase NUM_DEREFS if the memory expression is a potential
12673 Call update_mem_sym_stats_from_stmt.
12674 If the memory references memory, call
12675 update_mem_sym_stats_from_stmt for all the direct memory
12676 symbol references found.
12677 (intra_create_variable_infos): Set noalias_state field for
12678 pointer arguments according to the value of
12679 flag_argument_noalias.
12680 * tree-ssa-structalias.h (struct alias_info): Remove fields
12681 num_calls_found and num_pure_const_calls_found.
12682 (update_mem_sym_stats_from_stmt): Declare.
12683 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12684 Set default value to 100.
12685 (PARAM_AVG_ALIASED_VOPS): Define.
12687 2007-04-11 Richard Guenther <rguenther@suse.de>
12689 PR middle-end/31530
12690 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12691 a * -b + c as c - a * b if we honor sign dependent rounding.
12693 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12695 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12696 bfin_expand_strmov.
12697 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12698 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12700 (initialize_trampoline): Don't use old-style function definition.
12701 (bfin_secondary_reload): Mark IN_P argument as unused.
12703 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12705 PR tree-optimization/31343
12706 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12707 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12708 * testsuite/gcc.dg/vect/pr31343.c: New.
12710 2007-04-10 Eric Christopher <echristo@apple.com>
12712 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12713 * config/i386/i386.md (*cmpfp0): Use.
12714 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12715 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12716 (fix_trunc<mode>_i386_fisttp): Ditto.
12717 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12718 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12719 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12720 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12721 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12722 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12723 (unnamed_splitters): Ditto.
12724 * config/i386/i386.c (output_fix_trunc): Assert that
12725 we're not being passed a TFmode operand.
12727 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12729 PR tree-optimization/31526
12730 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12731 n_basic_blocks to find newly added blocks.
12733 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12737 (fix_trunc<mode>si_sse): Ditto.
12738 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12739 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12740 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12741 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12742 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12743 expander using SSEMODEF mode macro.
12744 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12745 expander using SSEMODEF mode macro.
12746 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12747 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12748 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12749 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12750 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12751 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12752 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12753 Macroize insn using X87MODEF mode macro.
12755 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12757 * config/i386/sse.md (sse2_pinsrw): Removed.
12758 (sse2_pextrw): Renamed to ...
12759 (*sse2_pextrw): This.
12761 2007-04-09 Jan Hubicka <jh@suse.cz>
12764 * config/i386/sse.md
12765 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12766 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12767 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12768 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12770 2007-04-09 Jan Hubicka <jh@suse.cz>
12772 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12773 multiple fields of union.
12775 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12777 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12778 (create_preheaders): Check that loops are available.
12779 (fix_loop_structure): Clean up, improve comments.
12780 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12781 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12783 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12784 * predict.c (tree_estimate_probability): Do not call
12785 calculate_dominance_info. Call create_preheaders.
12786 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12787 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12789 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12790 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12791 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12792 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12795 2007-04-08 Jan Hubicka <jh@suse.cz>
12797 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12798 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12799 * fold-const.c (fold_unary): Use it.
12801 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12803 * varasm.c (assemble_variable): Remove call to
12804 lang_hooks.decls.prepare_assemble_variable.
12805 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12806 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12807 * langhooks.h (lang_hooks_for_decls): Remove
12808 prepare_assemble_variable.
12810 2007-04-08 Mike Stump <mrs@apple.com>
12812 * config/i386/i386.c: Use inc/dec on Core2.
12814 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12816 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12817 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12818 lhd_tree_inlining_end_inlining): Remove.
12819 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12820 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12821 end_inlining hooks.
12822 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12823 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12824 lhd_tree_inlining_end_inlining): Remove prototypes.
12825 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12826 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12827 LANG_HOOKS_TREE_INLINING_START_INLINING,
12828 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12830 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12833 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12836 * config/avr/predicates.md (io_address_operand): Delete predicate.
12837 (low_io_address_operand): Don't use 'mode' argument.
12838 (higth_io_address_operand): Rename ...
12839 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12840 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12843 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12845 Revert change removing staticp.
12847 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12850 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12853 2007-04-07 Bruce Korb <bkorb@gnu.org>
12855 * c.opt: Add -Wformat-contains-nul.
12856 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12858 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12859 the NUL byte warning.
12861 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12863 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12865 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12867 * tree.c (staticp): No longer use staticp langhook.
12868 * langhooks.c (lhd_staticp): Removed.
12869 * langhooks.h (struct lang_hooks): Remove staticp.
12870 * c-common.c (c_staticp): Remove.
12871 * c-common.h (c_staticp): Ditto.
12872 * langhooks-defs.h (lhd_staticp): Ditto.
12873 (LHD_HOOKS_STATICP): Ditto
12874 * tree.h (gcc_assert_lowered): New macro.
12876 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12878 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12879 argument "reliable".
12880 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12881 Add argument "reliable". Propagate it through calls.
12882 (infer_loop_bounds_from_undefined): Derive number of iterations
12883 estimates from references in blocks that do not dominate loop latch.
12884 (gcov_type_to_double_int): New function.
12885 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12886 and expected_loop_iterations_unbounded.
12887 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12888 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12889 * tree-data-ref.c (estimated_loop_iterations): Export.
12890 (get_references_in_stmt): Fix -- do not return addresses of local
12892 * cfgloop.h (expected_loop_iterations_unbounded,
12893 estimated_loop_iterations): Declare.
12895 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12897 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12899 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12901 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12902 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12903 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12904 Use output_387_reg_move().
12905 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12906 expander using X87MODEF12 mode macro.
12907 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12908 choosing register preferences. Use output_387_reg_move().
12909 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12910 instead of "x". Use output_387_reg_move().
12911 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12912 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12913 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12914 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12915 Use output_387_reg_move().
12916 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12918 (*truncxf?f_i387 splitter): Ditto.
12920 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12922 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12923 LANG_HOOKS_SAFE_FROM_P.
12924 * expr.c (safe_from_p): Remove langhook call.
12925 * langhooks.h (lang_hooks): Remove safe_from_p.
12926 (lhd_safe_from_p): Remove prototype.
12927 * langhooks.c (lhd_safe_from_p): Remove.
12929 2007-04-06 Jan Hubicka <jh@suse.cz>
12931 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12934 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12936 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12937 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12938 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12939 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12941 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12942 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12944 2007-04-05 Richard Henderson <rth@redhat.com>
12946 * config/alpha/alpha.c (print_operand) [+]: Remove.
12947 (alpha_end_function): Print nop if call at end of function.
12948 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12949 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12950 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12951 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12952 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12953 the call pattern. Update peepholes to match.
12955 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12957 * doc/extend.texi (Other Builtins): Add decimal float variants
12959 * builtins.def: Ditto.
12960 * builtins.c (expand_builtin): Ditto.
12962 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12963 H.J. Lu <hongjiu.lu@intel.com>
12966 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12967 of V8HImode when calling ix86_binary_operator_ok.
12968 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12969 (sdot_prodv8hi): Operands 1 and 2 must be register.
12971 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12973 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12974 initialize align to silence bogus warning.
12976 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12978 PR middle-end/22156
12979 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12981 (struct sra_walk_fns): Remove use_all parameter from use.
12982 (sra_hash_tree): Handle BIT_FIELD_REFs.
12983 (sra_elt_hash): Don't hash bitfld blocks.
12984 (sra_elt_eq): Skip them in parent compares as well. Handle
12986 (sra_walk_expr): Don't maintain or pass down use_all_p.
12987 (scan_use): Remove use_all parameter.
12988 (scalarize_use): Likewise. Re-expand assignment to
12989 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12990 output, and re-scalarize after output. Don't mark anything
12992 (scalarize_ldst): Adjust.
12993 (scalarize_walk_gimple_modify_statement): Likewise.
12994 (build_element_name_1): Handle BIT_FIELD_REFs.
12995 (instantiate_element): Don't warn for any element whose parent
12996 is used as a whole.
12997 (instantiate_missing_elements_1): Return the sra_elt.
12998 (canon_type_for_field): New.
12999 (try_instantiate_multiple_fields): New.
13000 (instantiate_missing_elemnts): Use them.
13001 (mark_no_warning): Removed.
13002 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13003 (REPLDUP, sra_build_elt_assignment): New.
13004 (generate_copy_inout): Use them.
13005 (generate_element_copy): Likewise. Handle bitfld differences.
13006 (generate_element_zero): Don't recurse for blocks. Use
13007 sra_build_elt_assignment.
13008 (generate_one_element_int): Take elt instead of var. Use
13009 sra_build_elt_assignment.
13010 (generate_element_init_1): Adjust.
13011 (scalarize_use, scalarize_copy): Use REPLDUP.
13012 (scalarize_ldst): Move assert before dereference.
13013 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13015 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13017 * regmove.c: Fix unused variable warnings due to previous commit.
13019 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13021 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13022 (regmove_bb_head): Remove.
13023 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13024 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13025 problems with fixup_match_1.
13026 Don't initialize/free regmove_bb_head.
13028 (reg_is_remote_constant_p): If an insn is in the same basic block
13029 but not before INSN, consider it remote, too.
13031 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13034 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13035 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13037 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13039 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13040 (CONDITIONAL_REGISTER_USAGE): Likewise.
13042 2007-04-04 Richard Henderson <rth@redhat.com>
13044 * config/alpha/lib1funcs.asm: Remove unused file.
13046 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13049 * opts.c (print_specific_help): Fix --help=<language>
13051 (common_handle_option): Support --help=common.
13053 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13056 * gcc.c (main): Do not run the linker if
13057 print_subprocess_help indicates that it shouldn't be
13060 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13063 * doc/invoke.texi (--help=): Document <languages> value, fix
13064 formatting in tables of values.
13066 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13068 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13069 dllimport attribute of virtual methods.
13071 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13073 * config/score/crti.asm: Change _bss_start to __bss_start.
13074 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13075 (OUTGOING_REG_PARM_STACK_SPACE) update.
13076 * config/score/score.opt: add options to make backend support
13077 score5, score5u, score7 and score7d.
13078 * config/score/score.md: Likewise.
13079 * config/score/misc.md: Likewise.
13080 * config/score/mac.md: Likewise.
13081 * doc/invoke.texi: Likewise.
13082 * doc/md.texi: update constraints define.
13084 2007-04-03 Richard Henderson <rth@redhat.com>
13086 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13087 an appropriate type, use the mode instead.
13089 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13091 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13092 Set the default --with-arch setting to mips2.
13093 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13094 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13095 (MULTILIB_OSDIRNAMES): Delete.
13096 (MULTILIB_DIRNAMES): Define.
13097 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13098 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13099 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13100 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13101 VXWORKS_OS_CPP_BUILTINS.
13102 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13103 (MIPS_DEBUGGING_INFO): Undefine.
13104 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13106 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13108 PR middle-end/30704
13109 * fold-const.c (native_encode_real): Encode real.c provided longs
13110 as a series of 32-bit native integers.
13111 (native_interpret_real): Interpret buffer as a series of 32-bit
13114 2007-04-03 Richard Guenther <rguenther@suse.de>
13116 * genpreds.c (write_insn_constraint_len): Write function
13117 optimized for CONSTRAINT_LEN implementation.
13118 (write_tm_preds_h): Output insn_constraint_len inline and
13119 use it for CONSTRAINT_LEN.
13120 (write_insn_preds_c): Don't output insn_constraint_len.
13121 * doc/md.texi (define_register_constraint): Document multi-letter
13122 constraints shall have the same length if they start with the same
13125 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13128 * config/i386/i386.md (isinf<mode>2): Expand only when
13129 TARGET_C99_FUNCTIONS is set.
13131 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13133 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13134 (x86_64-*-linux*): Ditto.
13135 * config/i386/i386.opt (mpc): New option.
13136 * config/i386/i386.c (overrride_options): Handle
13137 ix87_precision_string.
13138 * config/i386/crtprec.c: New file.
13139 * config/i386/t-crtpc: Ditto.
13140 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13141 and -mpc80 options.
13142 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13143 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13144 crtprec32.o, crtprec64.o and crtprec80.o.
13146 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13147 and -mpc80 options.
13148 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13150 2007-04-02 Eric Christopher <echristo@apple.com>
13152 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13153 limitations on darwin.
13155 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13158 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13160 2007-04-02 Dave Korn <dave.korn@artimi.com>
13162 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13164 2007-04-02 Dave Korn <dave.korn@artimi.com>
13166 * libgcc2.h (exception_descriptor): Don't forward-declare.
13167 (__get_eh_table_language, __get_eh_table_version): Delete
13168 prototypes of long-dead functions.
13170 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13172 * ebitmap.h: New file
13173 * ebitmap.c: New file
13174 * Makefile.in (ebitmap.o): New target.
13176 2007-04-01 Jan Hubicka <jh@suse.cz>
13178 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13179 before very first instruction.
13181 2007-04-01 Jan Hubicka <jh@suse.cz>
13183 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13184 waring on 64bit hosts.
13185 * bitmap.h: Fix typo in bitmap_head_def.
13187 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13189 PR rtl-optimization/31391
13190 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13191 into a DELETED_LABEL note, and the label is in an empty basic
13192 block, update BB_END as well as BB_HEAD.
13194 2007-04-01 Richard Henderson <rth@redhat.com>
13196 PR tree-optimization/31169
13197 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13198 to varying if the range is outside [0, prec-1].
13200 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13203 * config/mips/mips.md (load_const_gp): New insn.
13204 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13205 the MIPS16 GP pseudo register if no_new_pseudos.
13206 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13208 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13211 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13213 (call_value): Likewise.
13215 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13216 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13219 * doc/invoke.texi: (optimization options): Reword description
13220 of -ffast-math. Document its primary purpose.
13222 2007-03-31 Richard Guenther <rguenther@suse.de>
13224 * omp-low.c (splay-tree.h): Include.
13225 (lookup_decl): Replace splay-tree usage by pointer-map.
13226 (maybe_lookup_decl): Likewise.
13227 (new_omp_context): Likewise.
13228 (delete_omp_context): Likewise.
13229 * gimplify.c (splay-tree.h): Include.
13230 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13232 (remap_ssa_name): Likewise.
13233 (remap_decl): Likewise.
13234 (remap_type_1): Likewise.
13235 (remap_type): Likewise.
13236 (copy_body_r): Likewise.
13237 (expand_call_inline): Likewise.
13238 (clone_body): Likewise.
13239 (copy_tree_r): Likewise.
13240 (remap_save_expr): Likewise.
13241 (unsave_r): Likewise.
13242 (unsave_expr_now): Likewise.
13243 (tree_function_versioning): Likewise.
13244 (build_duplicate_type): Likewise.
13245 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13246 (struct copy_body_data): Replace splay-tree by pointer-map.
13247 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13248 not $(SPLAY_TREE_H).
13249 (gimplify.o): Depend on $(SPLAY_TREE_H).
13250 (omp-low.p): Likewise.
13252 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13254 * config/avr/predicates.md (even_register_operand,
13255 odd_register_operand): New predicates.
13256 * config/avr/avr.md (movw peephole2): New.
13257 (movw_r peephole2): New.
13259 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13261 * tree.h (get_signed_or_unsigned_type): New.
13262 * fold-const.c (operand_equal_for_comparison_p): Use
13263 get_signed_or_unsigned_type instead of
13264 lang_hooks.types.signed_or_unsigned_type.
13265 * expr.c (store_expr): Ditto.
13266 * langhooks.c (get_signed_or_unsigned_type): New.
13267 (lhd_signed_or_unsigned_type): New.
13268 * langhooks.h (lhd_signed_or_unsigned_type): New.
13269 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13271 2007-03-30 Richard Henderson <rth@redhat.com>
13273 * tree-ssa-loop-ivopts.c: Include target.h.
13274 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13275 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13276 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13277 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13279 2007-03-30 Richard Henderson <rth@redhat.com>
13280 Kai Tietz <kai.tietz@onevision.com>
13282 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13283 default for 64-bit.
13284 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13285 (TARGET_64BIT_MS_ABI): New.
13286 (DBX_REGISTER_NUMBER): Handle 64-bit.
13287 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13288 (LONG_TYPE_SIZE): Force to 32.
13289 (REG_PARM_STACK_SPACE): New.
13290 (OUTGOING_REG_PARM_STACK_SPACE): New.
13291 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13292 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13293 (STACK_BOUNDARY): Use 128 for 64-bit.
13294 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13295 Add 64-bit implementation.
13296 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13298 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13299 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13300 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13301 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13302 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13303 TARGET_64BIT_MS_ABI.
13304 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13305 (ix86_pass_by_reference): Likewise.
13306 (ix86_function_value_regno_p): Likewise.
13307 (ix86_build_builtin_va_list): Likewise.
13308 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13309 (function_arg_advance_ms_64): New.
13310 (function_arg_advance): Call it.
13311 (function_arg_ms_64): New.
13312 (function_arg): Call it.
13313 (function_value_ms_64): New.
13314 (ix86_function_value_1): Call it.
13315 (return_in_memory_ms_64): New.
13316 (ix86_return_in_memory): Call it.
13317 (setup_incoming_varargs_ms_64): New.
13318 (ix86_setup_incoming_varargs): Call it.
13319 (ix86_expand_prologue): Handle 64-bit stack probing.
13320 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13321 (output_pic_addr_const): Likewise.
13322 (x86_this_parameter): Likewise.
13323 (x86_output_mi_thunk): Likewise.
13324 (x86_function_profiler): Likewise.
13325 (TARGET_STRICT_ARGUMENT_NAMING): New.
13326 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13327 (TARGET_64BIT_MS_ABI): New.
13328 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13329 * config/i386/i386.md (allocate_stack_worker): Remove.
13330 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13331 describe the clobber of eax without a match_scratch.
13332 (allocate_stack_worker_postreload): Remove.
13333 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13334 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13335 (allocate_stack_worker_rex64_postreload): Remove.
13336 (allocate_stack): Handle 64-bit.
13337 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13338 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13339 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13340 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13341 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13342 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13343 * config.build (x86_64-*-mingw*): New host.
13344 * config.host (x86_64-*-mingw*): New host.
13345 * config.gcc (x86_64-*-mingw*): New target.
13346 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13348 2007-03-30 Richard Henderson <rth@redhat.com>
13349 Kai Tietz <kai.tietz@onevision.com>
13351 * c-pragma.c (struct def_pragma_macro_value): New.
13352 (struct def_pragma_macro): New.
13353 (pushed_macro_table): New.
13354 (dpm_hash, dpm_eq): New.
13355 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13356 (init_pragma): Install them.
13357 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13359 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13361 * config/avr/avr.c (avr_override_options): Clear
13362 'flag_delete_null_pointer_checks'.
13364 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13367 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13368 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13369 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13370 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13371 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13372 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13373 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13375 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13377 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13379 * regmove.c: Move all of pass_stack_adjustments from here...
13380 * combine-stack-adj.c: ...to this new file.
13381 * Makefile.in: Add rules for combine-stack-adj.o.
13383 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13385 PR tree-optimization/31383
13386 * tree-data-ref.c (affine_function_equal_p): Do not require the
13387 vectors to have the same length.
13389 2007-03-30 Jan Hubicka <jh@suse.cz>
13391 PR middle-end/30700
13392 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13393 availablility; add more sanity checking; ask varpool only about
13396 2007-03-29 Richard Henderson <rth@redhat.com>
13398 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13399 to decide, but __SIZEOF_LONG_LONG__.
13401 2007-03-29 Richard Henderson <rth@redhat.com>
13403 * emutls.c (struct __emutls_array): New.
13404 (emutls_destroy): Use it instead of casting element 0 from void*.
13405 (__emutls_get_address): Likewise.
13407 2007-03-29 Richard Henderson <rth@redhat.com>
13409 * varasm.c (initializer_constant_valid_p): Don't deny
13410 DECL_DLLIMPORT_P on functions.
13412 * config/i386/cygming.h: Remove function declarations.
13413 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13414 (ASM_OUTPUT_LABELREF): Remove.
13415 (COMMON_ASM_OP): Remove.
13416 (ASM_OUTPUT_COMMON): Remove.
13417 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13418 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13419 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13420 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13421 Rename from TARGET_ENCODE_SECTION_INFO.
13422 * config/i386/netware.h: Likewise.
13423 * config/i386/i386-protos.h: Update.
13424 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13425 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13426 (legitimate_constant_p): Reject dllimports.
13427 (dllimport_map, get_dllimport_decl): New.
13428 (legitimize_dllimport_symbol): New.
13429 (legitimize_address, ix86_expand_move): Use it.
13430 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13431 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13432 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13433 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13434 * config/i386/predicates.md (constant_call_address_operand): Only
13435 accept symbols; reject dllimport_p symbols.
13436 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13437 i386_pe_maybe_record_exported_symbol.
13438 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13439 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13440 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13441 trust the setting of DECL_DLLIMPORT_P.
13442 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13443 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13444 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13445 tidy the argument scanning loop.
13446 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13447 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13448 (i386_pe_strip_name_encoding): Remove.
13449 (i386_pe_binds_local_p): New.
13450 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13451 (i386_pe_output_labelref): Remove.
13452 (i386_pe_asm_output_aligned_decl_common): New.
13453 (i386_pe_maybe_record_exported_symbol): Rename from
13454 i386_pe_record_exported_symbol; check for dllexported symbols.
13456 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13458 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13459 add comment explaining why vsnprintf cannot be used.
13461 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13463 PR tree-optimization/30666
13464 * tree.c (build_complex_type): When creating type names for DWARF2
13465 debug info, create TYPE_DECLs for TYPE_NAME instead of
13467 (build_common_tree_nodes_2): Use build_complex_type when building
13468 predefined complex types, to preserve canonical types.
13470 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13472 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13473 (noce_get_alt_condition): Look at it to determine whether to
13474 reverse the condition or not.
13475 (noce_get_condition): Substitute the truth for lies.
13476 (noce_find_if_block): Set the then_else_reversed field.
13478 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13480 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13481 destination of this insn.
13482 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13483 than calling gen_rtx_SET directly. Use r0 to hold the value of
13484 'address + 4' rather than a stack based temporary which can be
13485 mis-optimized away.
13487 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13489 * config/s390/s390.c (s390_secondary_input_reload_class,
13490 s390_secondary_output_reload_class): Functions removed.
13491 (s390_secondary_reload): New function.
13492 (TARGET_SECONDARY_RELOAD): Target macro defined.
13493 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13494 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13495 * config/s390/s390.md ("reload_outti", "reload_outdi",
13496 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13497 "reload_out<mode>"): Expanders removed.
13498 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13499 "reload<mode>_nonoffmem_out"): Expanders added.
13501 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13503 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13504 action if SRC->DEST replacement failed anyway.
13506 2007-03-28 Mike Stump <mrs@apple.com>
13508 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13509 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13510 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13512 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13514 * config.gcc: Accept barcelona as a variant of amdfam10.
13515 * config/i386/i386.c (override_options): Likewise.
13516 * doc/invoke.texi: Likewise.
13518 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13520 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13521 offsets for BIT_FIELD_REF and COMPONENT_REF.
13523 2007-03-28 Richard Guenther <rguenther@suse.de>
13525 * tree.c (is_global_var): Move ...
13526 * tree-flow-inline.h (is_global_var): ... here.
13527 * tree.h (is_global_var): Remove declaration.
13529 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13531 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13533 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13534 * config/i386/i386.c (ix86_tune_features): Initialize new
13536 * config/i386/predicates.md (promotable_binary_operator): Use
13537 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13539 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13542 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13544 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13546 * config/fr30/fr30.md (movsi_internal): Change destination
13547 constraint from m to V and add m to the end.
13549 2007-03-28 Christian Bruel <christian.bruel@st.com>
13551 * config/sh/sh.md (movsi_i): Fix type attribute.
13553 2007-03-28 Christian Bruel <christian.bruel@st.com>
13555 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13556 (movsf_ie): Likewise.
13558 2007-03-28 Christian Bruel <christian.bruel@st.com>
13560 * config.gcc: Add sh4-300 to multilib.
13561 * config/sh/t-mlib-sh4-300: New file.
13563 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13565 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13566 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13567 fix_trunc<mode>di2.
13568 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13569 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13570 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13571 "fixuns_trunctddi2"): Whitespace fix.
13573 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13575 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13576 the definition of struct sh_args.
13577 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13578 CALL_COOKIE_INT_REG_GET): Likewise.
13580 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13582 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13583 transformations are applied successfully.
13585 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13587 * tree.c (tree_contains_struct): Permit 512 tree codes.
13588 * tree.h (tree_contains_struct): Ditto.
13589 (MAX_TREE_CODES): Ditto.
13590 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13591 SPARE member to store remaining padding bits.
13593 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13595 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13598 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13600 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13601 * configure: Regenerate.
13603 * configure: Regenerate using the correct version of autoconf.
13605 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13607 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13609 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13610 regs to "__SP_L__" and "__SP_H__".
13612 2007-03-27 Richard Guenther <rguenther@suse.de>
13614 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13615 computations with it with a HOST_WIDE_INT variable.
13617 2007-03-26 Mike Stump <mrs@apple.com>
13619 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13620 objective-c-header, objective-c++-header and objc++-cpp-output
13622 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13624 2007-03-26 Richard Henderson <rth@redhat.com>
13627 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13628 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13629 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13630 IX86_BUILTIN_PSRLQ128): New.
13631 (ix86_init_mmx_sse_builtins): Add them.
13632 (ix86_expand_builtin): Expand them.
13633 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13634 operand 2 be TImode.
13635 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13636 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13637 _mm_srli_epi64): Mark __B const.
13638 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13639 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13640 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13641 new two-vector shift builtins.
13643 2007-03-26 Ian Lance Taylor <iant@google.com>
13645 PR tree-optimization/31345
13646 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13647 [+INF, +INF(OVF)] into VARYING.
13649 2007-03-26 Zack Weinberg <zackw@panix.com>
13651 * gengtype-parse.c: New file.
13652 * gengtype-yacc.y: Delete.
13653 * gengtype-lex.l: Don't include gengtype-yacc.h.
13654 Define YY_DECL and yyterminate appropriately for recursive
13655 descent parser. yylval is now a string out-parameter to yylex.
13656 (HWS, EOID): New shorthand.
13657 (IWORD): Add a couple more types.
13658 (yylex): Add a setup stanza. Remove the complex rules for
13659 detecting GTY'ed types and typedefs; replace with simple
13660 keyword detectors. Adjust everything for the changed
13661 definition of yylval. Ignore all pp-directives, not just #define.
13663 (parse_file): Rename yybegin; do not call yyparse.
13665 * gengtype.c (xasprintf): Export again.
13666 (this_file): New. Use everywhere __FILE__ was being used.
13667 (get_lang_bitmap): Special case types defined in gengtype.c.
13668 (do_typedef, new_structure): Suppress definition of certain types.
13669 (new_structure): Improve diagnostics of duplicate definitions.
13670 Make sure location_s is associated with input.h.
13671 (nreverse_pairs, define_location_structures): New functions.
13672 (main): Improve tagging of kludge types. Remove old kludges
13673 for input.h types; use define_location_structures.
13674 * gengtype.h: Update prototypes. Define token codes here.
13675 * Makefile.in: Remove all references to gengtype-yacc.
13676 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13678 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13679 add GTY((skip)) to the field that's only conditionally there.
13680 * doc/install.texi: Document that Bison is no longer required
13681 unless building treelang.
13683 * gengtype.c: Don't include gtyp-gen.h.
13684 (srcdir): Declare here.
13685 (base_files, lang_dir_names): Allocate dynamically.
13686 (gt_files, num_gt_files, num_lang_dirs): New globals.
13687 (measure_input_list, read_input_line, read_input_list)
13688 (set_lang_bitmap): New functions.
13689 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13690 simplify, relying on read_input_list to set up the bitmaps.
13691 (main): Arguments are no longer unused. Check for correct number
13692 of command line arguments, set srcdir and srcdir_len, then call
13693 read_input_list, before doing anything else. No need to worry
13694 about duplicates in main loop.
13695 * configure.ac: Simplify the calculation of all_gtfiles.
13696 Put language tags in there. Don't set or substitute
13697 all_gtfiles_files_langs or all_gtfiles_files_frags.
13698 * Makefile.in: Revamp the way gengtype is invoked, now that it
13699 takes a file on its command line with a much simpler format.
13700 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13701 (GTFILES): Remove duplicates and C source files.
13702 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13703 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13704 * configure: Regenerate.
13706 * gengtype.h: Remove all type definitions to gengtype.c; leave
13707 only definitions of options_p, type_p, and pair_p as opaque
13708 pointers. Update prototypes.
13709 * gengtype.c: Many type definitions moved here from gengtype.h.
13710 Consolidate type definitions at the top of the file.
13711 (xvasprintf): Delete.
13712 (xasprintf): Make static.
13713 (create_nested_pointer_option): Add 'next' parameter.
13714 (create_field_all, create_field_at): New functions.
13715 (create_field): Now a thin wrapper around create_field_all.
13716 (create_optional_field): Rename create_optional_field_ and add
13717 line argument. Original name is now a macro which supplies
13719 (oprintf): Use vsnprintf directly.
13720 (close_output_files): Use fatal rather than perror/exit.
13721 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13722 (main): Set progname. Don't use exit.
13723 * gengtype-yacc.y (struct_fields): Use create_field_at.
13724 (option, optionseqopt): Delete.
13725 (optionseq): Consolidate productions from option here so we
13726 can use the first argument to create_option.
13728 * gengtype-lex.l: Distinguish unions from structures in the
13729 token type. Don't call find_structure; return the tag as a string.
13730 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13731 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13732 string. Reorganize typedef_struct production accordingly.
13733 Use create_nested_ptr_option.
13734 * gengtype.c (create_nested_ptr_option): New function.
13735 * gengtype.h: Declare it.
13737 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13738 (string_type): Don't declare.
13739 (do_scalar_typedef): Declare.
13740 (create_scalar_type): Update prototype.
13741 * gengtype.c (string_type): Make static.
13742 (scalar_nonchar, scalar_char): New.
13743 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13744 (resolve_typedef): Use scalar_nonchar for error recovery.
13745 (create_scalar_type): Remove name_len field. Return scalar_char
13746 or scalar_nonchar as appropriate.
13747 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13748 to use string_type.
13749 (throughout): Use scalar_nonchar instead of calling
13750 create_scalar_type, whenever possible.
13751 (main): Initialize scalar_char and scalar_nonchar before calling
13753 * gengtype-lex.l: Adjust for removal of second argument to
13754 create_scalar_type. Use yylval.s instead of yylval.t when
13756 * gengtype-yacc.y: Type of SCALAR is string. Call
13757 create_scalar_type from type:SCALAR rule. Adjust for removal of
13758 second argument to create_scalar_type.
13760 * vec.h: Remove all #if IN_GENGTYPE blocks.
13761 Add comment saying that changes may require adjustments to gengtype.
13762 * gengtype.c: Don't include coretypes.h or tm.h.
13763 Add comment to inclusion of errors.h.
13764 (note_def_vec, note_def_vec_alloc): New functions.
13765 * gengtype.h: Declare new functions.
13766 * gengtype-lex.l: Don't include coretypes.h.
13767 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13769 (update_lineno): Remove unnecessary prototype.
13770 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13771 (VEC rule): Just return VEC_TOKEN.
13772 * gengtype-yacc.y (VEC_TOKEN): New token type.
13773 (type): Add a production for VEC(a,b).
13774 * Makefile.in: Update dependencies.
13776 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13777 typedefs that use the old PARAMS macro.
13779 * gengtype-lex.l: Remove all rules and states relating to yacc
13781 * gengtype-yacc.y: Similarly.
13782 * gengtype.c (note_yacc_type): Delete function.
13783 * gengtype.h: Update prototypes.
13785 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13787 * tree-pretty-print.c (dump_generic_node): Report precision of
13788 unnamed integer types.
13790 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13792 * ifcvt.c (noce_try_store_flag_constants): Don't check
13793 no_new_pseudos here.
13794 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13795 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13796 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13797 noce_try_sign_mask): Likewise.
13798 (if_convert): Check no_new_pseudos here.
13800 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13802 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13803 (noce_get_condition): Handle new then_else_reversed argument.
13804 (noce_init_if_info): Remove, fold into noce_find_if_block.
13805 (noce_process_if_block): Take a struct noce_if_info as the
13806 argument. Don't set up one based on ce_if_info. Update pointer
13807 references accordingly.
13808 (cond_move_process_if_block): Likewise.
13809 (process_if_block): Removed.
13810 (find_if_block): Removed. Move functionality two new functions,
13811 noce_find_if_block and cond_exec_find_if_block.
13812 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13813 blocks and the symmetric IF-ELSE-JOIN case.
13814 (cond_exec_find_if_block): Also new function mostly based on old
13815 find_if_block and process_if_block.
13816 (find_if_header): Replace find_if_block call with separately
13817 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13818 (find_cond_trap): Update noce_get_condition call.
13819 (dead_or_predicable): Likewise.
13821 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13823 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13825 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13826 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13827 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13828 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13829 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13830 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13831 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13832 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13833 __builtin_ia32_psrad128 builtins.
13835 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13837 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13838 * config/i386/constraints.md
13839 (define_constraint "I"): Use IN_RANGE macro.
13840 (define_constraint "J"): Ditto.
13841 (define_constraint "K"): Ditto.
13842 (define_constraint "M"): Ditto.
13843 (define_constraint "N"): Ditto.
13844 (define_constraint "O"): Ditto.
13845 * config/i386/predicates.md
13846 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13847 (define_predicate "const_0_to_3_operand"): Ditto.
13848 (define_predicate "const_0_to_7_operand"): Ditto.
13849 (define_predicate "const_0_to_15_operand"): Ditto.
13850 (define_predicate "const_0_to_63_operand"): Ditto.
13851 (define_predicate "const_0_to_255_operand"): Ditto.
13852 (define_predicate "const_1_to_31_operand"): Ditto.
13853 (define_predicate "const_2_to_3_operand"): Ditto.
13854 (define_predicate "const_4_to_7_operand"): Ditto.
13856 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13858 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13859 in SImode for save_world.
13860 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13863 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13865 PR tree-optimization/30784
13866 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13869 2007-03-25 Revital Eres <eres@il.ibm.com>
13871 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13872 Fold movement_possibility function into it.
13874 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13876 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13877 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13878 (call_indirect_nonlocal_darwin64): Same.
13879 (call_nonlocal_darwin64): Same.
13880 (call_value_indirect_nonlocal_darwin64): Same.
13881 (call_value_nonlocal_darwin64): Same.
13882 (sibcall_nonlocal_darwin64): Same.
13883 (sibcall_value_nonlocal_darwin64): Same.
13884 (sibcall_symbolic_64): Same.
13885 (sibcall_value_symbolic_64): Same.
13886 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13888 (rs6000_emit_load_toc_table): Same.
13889 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13890 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13892 (divss_call): Same.
13893 (divus_call): Same.
13894 (quoss_call): Same.
13895 (quous_call): Same.
13896 (load_toc_v4_pic_si): Same
13897 (load_toc_v4_PIC_1): Same.
13898 (load_toc_v4_PIC_1b): Same.
13899 (call_indirect_aix{32,64}): Same.
13900 (call_value_indirect_aix{32,64}): Same.
13902 (call_value): Same.
13903 (call_local{32,64}): Same.
13904 (call_value_local{32,64}): Same.
13905 (call_indirect_nonlocal_aix{32,64}): Same.
13906 (call_nonlocal_aix{32,64}): Same.
13907 (call_value_indirect_nonlocal_aix{32,64}): Same.
13908 (call_value_nonlocal_aix{32,64}): Same.
13909 (call_indirect_nonlocal_sysv<mode>): Same.
13910 (call_nonlocal_sysv<mode>): Same.
13911 (call_value_indirect_nonlocal_sysv<mode>): Same.
13912 (call_value_nonlocal_sysv<mode>): Same.
13914 (sibcall_local{32,64}): Same.
13915 (sibcall_value_local{32,64}): Same.
13916 (sibcall_nonlocal_aix{32,64}): Same.
13917 (sibcall_value_nonlocal_aix{32,64}): Same.
13918 (sibcall_nonlocal_sysv<mode>): Same.
13919 (sibcall_value): Same.
13920 (sibcall_value_nonlocal_sysv<mode>): Same.
13922 2007-03-24 Paul Brook <paul@codesourcery.com>
13924 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13925 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13927 2007-03-24 Richard Henderson <rth@redhat.com>
13929 * config/ia64/constraints.md: New file.
13930 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13931 satisfies_constraint_?.
13932 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13933 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13934 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13935 ia64_output_mi_thunk): Likewise.
13936 (ia64_const_ok_for_letter_p): Remove.
13937 (ia64_const_double_ok_for_letter_p): Remove.
13938 (ia64_extra_constraint): Remove.
13939 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13940 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13941 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13942 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13943 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13944 EXTRA_MEMORY_CONSTRAINT): Remove.
13945 * config/ia64/ia64.md: Include constriants.md. Replace
13946 CONST_OK_FOR_? with satisfies_constraint_?.
13948 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13949 H.J. Lu <hongjiu.lu@intel.com>
13951 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13953 (name macros): Use DPD_BID_NAME to convert names properly.
13955 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13956 decimal floating point format.
13957 (init_floating_libfuncs): Change decimal functions so that they
13958 have a "bid_" prefix if the decimal system uses the BID format,
13959 and "dpd_" prefix if the decimal system uses the DPD format.
13960 (init_interclass_conv_libfuncs): Ditto.
13961 (init_intraclass_conv_libfuncs): Ditto.
13963 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13964 using the BID format.
13966 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13967 whether we are using the BID decimal format.
13968 * configure: Regenerate.
13970 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13971 the compiler has decimal floating point enabled. Define
13972 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13975 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13976 using the BID format.
13978 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13979 whether we are using the BID decimal format.
13980 * configure: Regenerate.
13982 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13983 the compiler has decimal floating point enabled. Define
13984 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13987 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13988 options, and that it is enabled for i386/x86_64 systems.
13990 * Makefile.in (enable_decimal_float): New.
13992 (DECNUMINC): Add -I$(DECNUMFMT).
13993 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13994 to $(DECNUMFMT) from $(DECNUM).
13996 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13997 Substitute enable_decimal_float.
13998 * configure: Regenerated.
14001 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14004 * configure.ac: Enable decimal float for x86_64-*-linux*.
14005 * configure: Regenerated.
14008 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14009 decimal128ClearSign to flip and clear the sign bit in decimal128.
14010 (decimal_real_maxval): Set decimal128SetSign to set the sign
14013 2007-03-23 Ian Lance Taylor <iant@google.com>
14015 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14017 2007-03-23 Ian Lance Taylor <iant@google.com>
14019 * tree-dump.c (dump_files): Correct comment.
14021 2007-03-23 Ian Lance Taylor <iant@google.com>
14023 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14025 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14027 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14028 in cfglayout mode. Don't go into and out of cfglayout mode.
14029 Link the blocks in the order of the constructed traces.
14030 (rest_of_handle_tracer): Adjust call to tracer.
14031 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14032 Don't go into cfglayout mode.
14033 (rtl_loop_done): Don't go out of cfglayout mode.
14034 * cfglayout.c (relink_block_chain): New function, split out from...
14035 (fixup_reorder_chain): ...here. Remove redundant checking.
14036 (cfg_layout_finalize): Don't clear the header, footer, and aux
14037 fields here, move the code to do so to relink_block_chain. Likewise
14038 for free_original_copy_tables.
14039 * rtl.h (tracer): Update prototype.
14040 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14041 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14042 mode. Use relink_block_chain to serialize the CFG according to the
14043 new basic block order. Move targetm.cannot_modify_jumps_p check from
14045 (gate_handle_reorder_blocks): ...to here.
14046 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14048 (gate_duplicate_computed_gotos): ...to here.
14049 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14050 something always changes when going into and out of cfglayout mode.
14051 Perform an expensive cfg cleanup while going into cfglayout mode.
14052 Always update liveness information on HAVE_conditional_execution
14053 targets. Reserialize the basic blocks and go out of cfglayout mode.
14054 * reg-stack.c: Include cfglayout.h.
14055 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14056 the call to reorder_basic_blocks.
14057 * basic-block.h (reorder_basic_blocks): Update prototype.
14058 (relink_block_chain): New prototype.
14059 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14061 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14063 * config/mips/mips.md (type, hazard, *movdi_32bit,
14064 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14065 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14066 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14067 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14068 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14070 (movcc): Change first xfer to multi.
14071 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14072 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14073 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14074 config/mips/generic.md: Change reservations using "xfer" to use
14076 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14077 using match_operand.
14078 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14079 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14081 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14083 2007-03-22 Richard Henderson <rth@redhat.com>
14085 * config/i386/i386.c: Remove unnecessary function declarations.
14086 Move targetm definition, and all related macros, to the end of
14087 the file. Resort some functions to put definitions before uses.
14088 (ix86_attribute_table): Make static. Move to end of file.
14089 (ix86_gimplify_va_arg): Make static.
14091 2007-03-22 Richard Henderson <rth@redhat.com>
14093 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14094 don't increase local_regparm with force_align_arg_pointer check.
14095 (ix86_function_sseregparm): Assert 32-bit.
14096 (type_has_variadic_args_p): New.
14097 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14098 type_has_variadic_args_p.
14099 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14100 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14101 use memset instead. Do maybe_vaarg check first; skip attribute
14102 tests if true; skip attribute tests for 64-bit.
14103 (construct_container): Remove TARGET_DEBUG_ARG.
14104 (function_arg_advance_32, function_arg_advance_64): Split out ...
14105 (function_arg_advance): ... from here.
14106 (function_arg_32, function_arg_64): Split out ...
14107 (function_arg): ... from here.
14108 (ix86_pass_by_reference): Tidy.
14109 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14110 (function_value_32): New, from parts of ix86_function_value
14111 and ix86_value_regno.
14112 (function_value_64): New, from parts of ix86_function_value
14113 and ix86_libcall_value.
14114 (ix86_function_value_1): New.
14115 (ix86_function_value, ix86_libcall_value): Use it.
14116 (return_in_memory_32, return_in_memory_64): Split out ...
14117 (ix86_return_in_memory): ... from here.
14118 (ix86_struct_value_rtx): Skip for 64-bit.
14119 (ix86_libcall_value, ix86_value_regno): Remove.
14120 (setup_incoming_varargs_64): Split out ...
14121 (ix86_setup_incoming_varargs): ... from here.
14122 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14123 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14124 * config/i386/i386-protos.h (ix86_function_value): Remove.
14125 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14127 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14130 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14131 infinities not supported, otherwise emit warning if -Woverflow. On
14132 underflow, emit warning if -Woverflow.
14133 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14135 * real.h (real_from_string): Update declaration
14137 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14138 Richard Henderson <rth@redhat.com>
14140 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14141 * calls.c (compute_argument_block_size, expand_call,
14142 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14143 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14144 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14145 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14146 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14147 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14148 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14149 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14152 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14154 * c-incpath.c (add_sysroot_to_chain): New.
14155 (merge_include_chains): Add sysroot argument. Call
14156 add_sysroot_to_chain if sysrooted.
14157 (register_include_chains): Update call to merge_include_chains.
14158 * doc/cppopts.texi: Document use of '=' in include directory
14161 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14163 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14164 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14165 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14166 insn pattern using X87MODEF12 mode macro.
14168 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14170 * regmove.c (regmove_optimize): Use reg_mentioned_p
14171 instead of reg_overlap_mentioned_p for DST.
14173 2007-03-21 Mike Stump <mrs@apple.com>
14175 * c.opt: Fixup for Objective-C/C++.
14177 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14179 * explow.c (convert_memory_address): Fold memory reference when
14180 POINTERS_EXTEND_UNSIGNED < 0
14182 2007-03-21 Richard Henderson <rth@redhat.com>
14185 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14186 * config/i386/mmintrin.h (__m64): Likewise.
14187 * config/i386/xmmintrin.h (__m128): Likewise.
14189 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14191 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14192 (VXWORKS_OS_CPP_BUILTINS): Define.
14193 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14194 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14196 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14198 * rtl.h (constant_pool_reference_p): Delete.
14199 (find_constant_src): Declare.
14200 * rtlanal.c (find_constant_src): New function.
14201 * simplify-rtx.c (constant_pool_reference_p): Delete.
14202 * config/i386/i386.md: Use find_constant_src instead of
14203 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14205 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14207 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14208 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14210 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14212 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14213 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14214 (arm_elf_asm_constructor): Use it.
14215 (arm_elf_asm_destructor): New function.
14217 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14219 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14221 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14223 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14225 2007-03-19 Andrew Haley <aph@redhat.com>
14227 PR tree-optimization/31264
14228 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14229 VIEW_CONVERT_EXPRs.
14231 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14233 PR rtl-optimization/30907
14234 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14235 (fwprop_init): Always call loop_optimizer_initialize.
14236 (fwprop_done): Always call loop_optimizer_finalize.
14237 (fwprop): We always have loop info now.
14238 (gate_fwprop_addr): Remove.
14239 (pass_fwprop_addr): Use gate_fwprop as gate.
14241 PR rtl-optimization/30841
14242 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14243 df_chain_alloc): Call df_reorganize_refs unconditionally.
14244 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14245 refs_organized to refs_organized_size.
14246 (df_ref_create_structure): Use refs_organized_size instead of
14247 bitmap_size if refs had been organized, and keep refs_organized_size
14249 * df.h (struct df_ref_info): Change refs_organized to
14250 refs_organized_size.
14251 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14254 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14256 * except.c (output_function_exception_table): Do not reference the
14257 EH personality routine for functions that do not require an
14260 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14263 * c-typeck.c (convert_for_assignment): Call comptypes for
14264 RECORD_TYPE or UNION_TYPE.
14266 PR inline-asm/30505
14267 * reload1.c (reload): Do invalid ASM checking after
14268 cleanup_subreg_operands.
14270 2007-03-19 Jeff Law <law@redhat.com>
14272 * tree-cfg.c (find_taken_edge): Tighten conditions for
14273 optimizing computed gotos.
14275 2007-03-19 Michael Matz <matz@suse.de>
14277 * builtins.c (expand_builtin_sync_operation,
14278 expand_builtin_compare_and_swap,
14279 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14282 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14283 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14286 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14288 * doc/tm.texi: Add brackets around the return type of
14289 TARGET_SECONDARY_RELOAD.
14291 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14292 Richard Guenther <rguenther@suse.de>
14294 PR tree-optimization/31254
14295 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14296 Use handled_component_p () where appropriate. Continue
14297 propagating into the rhs if we propagated into an INDIRECT_REF
14300 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14302 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14303 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14304 (xde, xdee): Mode attributes adjusted to support DFP modes.
14305 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14306 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14307 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14308 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14309 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14310 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14311 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14313 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14314 "movsf"): Insn definitions removed.
14315 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14316 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14317 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14319 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14320 "reload_in<mode>", "reload_out<mode>"): Expander added.
14321 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14324 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14326 * config/s390/s390.md: Only non-functional changes. Renamed
14327 FPR mode macro to BFP all over the file.
14329 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14331 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14332 (op_type attribute): RRF instruction type added.
14333 (fT0): New mode attribute.
14334 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14335 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14336 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14337 instruction no secondary memory is needed when moving DFmode values
14338 between GPRs and FPRs.
14340 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14342 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14343 inverted and documentation adjusted.
14344 ("mhard-dfp", "msoft-dfp"): New options.
14345 * config/s390/s390.c (s390_handle_arch_option): New architecture
14347 (override_options): Sanity checks for the new options added.
14348 * config.gcc: New architecture switch: z9-ec.
14349 * config/s390/s390.h (processor_flags): PF_DFP added.
14350 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14351 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14352 when the bit is NOT set so remove it from the defaults.
14354 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14356 * genemit.c (main): Print include statement for dfp.h.
14357 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14360 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14362 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14364 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14367 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14368 instead of PATTERN.
14370 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14372 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14373 attr_length_call, output_call, output_indirect_call): Cleanup
14374 formatting of targetm calls.
14376 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14378 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14380 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14382 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14383 reservation, bypass and anti-bypass descriptions for these
14384 instructions. Update move patterns.
14385 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14388 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14390 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14391 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14392 (get_initial_def_for_reduction): Likewise.
14394 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14396 Fix PR tree-optimization/29922
14397 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14398 (get_representative): Removed.
14399 (value_dies_in_block_x): Update for rvuse removal.
14400 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14401 (compute_antic_aux): Handle when PHI nodes appear in
14402 non-single-successors.
14403 (dump_bitmap_of_names): Removed.
14404 (compute_antic_safe): Renamed and removed rvuse calculation.
14405 Calculate only antic safe.
14406 (insert_into_preds_of_block): Remove assert.
14407 (execute_pre): Update for renamed functions.
14408 (defer_or_phi_translate_block): New function.
14410 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14412 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14413 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14415 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14416 Follow spelling conventions.
14418 * tree-data-ref.h: Remove the prototype for analyze_array.
14420 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14422 PR tree-optimization/31041
14423 * tree-vect-transform.c (get_initial_def_for_induction): Call
14424 force_gimple_operand.
14426 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14428 * ipa-type-escape.c (look_for_casts) : Revert code to use
14429 handled_component_p due to ada test a-numaux.adb.
14431 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14433 * final.c (final_scan_insn): Alter the condition of a
14434 conditional trap if we have nonstandard CC.
14436 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14438 * configure.ac: Remove excess quoting from asm line 0 test.
14439 * configure: Rebuilt.
14441 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14443 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14444 * c-common.c (convert_and_check): Move warning logic to...
14445 (warnings_for_convert_and_check): ...here. Define.
14446 * c-common.h (warnings_for_convert_and_check): Declare.
14448 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14450 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14451 (output_call): Likewise.
14453 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14455 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14457 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14459 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14461 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14463 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14464 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14466 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14468 PR tree-optimization/31183
14469 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14470 Use double_int instead of unsigned int for representing access_strides.
14471 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14473 2007-03-16 Richard Guenther <rguenther@suse.de>
14475 PR tree-optimization/31146
14476 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14477 to allow recursion of forward_propagate_addr_expr.
14478 (forward_propagate_addr_into_variable_array_index): Likewise.
14479 (forward_propagate_addr_expr): Likewise.
14480 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14481 (forward_propagate_addr_expr_1): Recurse on simple copies
14482 instead of propagating into them. Do so for useless conversions
14484 (forward_propagate_addr_expr): Clean up unused statements after
14487 2007-03-16 Richard Guenther <rguenther@suse.de>
14489 * builtins.c (expand_builtin_cexpi): Use the right argument
14490 for the expansion via cexp.
14492 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14494 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14495 * configure: Rebuilt.
14497 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14500 * dwarf2out.c (force_type_die): Adjust comment.
14501 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14503 2007-03-15 DJ Delorie <dj@redhat.com>
14505 * config/frv/predicates.md (minmax_operator): Don't check operands
14508 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14510 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14511 Update constant estimates of number of iterations.
14512 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14513 argument renamed to "realistic".
14514 (compute_estimated_nb_iterations): Removed.
14515 (record_niter_bound): New function.
14516 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14517 call record_nonwrapping_iv with upper = false.
14518 (infer_loop_bounds_from_signedness): Pass upper argument to
14519 record_nonwrapping_iv.
14520 (estimate_numbers_of_iterations_loop): Do not call
14521 compute_estimated_nb_iterations. Record estimate based on profile
14522 information. Initialize the constant estimates of number of
14524 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14526 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14527 number of iterations is too small.
14528 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14529 (EST_NOT_AVAILABLE): Removed.
14530 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14531 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14534 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14536 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14537 Handle NE_EXPR guards.
14539 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14542 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14543 Set also -pedantic-errors by default for the preprocessor unless
14544 -fpermissive is given.
14546 2007-03-15 Richard Guenther <rguenther@suse.de>
14548 PR middle-end/29719
14549 PR middle-end/31161
14550 * builtins.c (expand_builtin_cexpi): As a fallback if we
14551 don't have builtins for sincos or cexp create a function
14552 declaration for cexp and expand to a call to that.
14553 (expand_builtin_int_roundingfn): Always fall
14554 back to floor/ceil and its variants even if they may be
14557 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14559 PR middle-end/31159
14560 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14561 jump tables, move the call to delete_dead_jumptables from here...
14562 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14563 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14564 don't allow merging of blocks that try_redirect_by_replacing_jump
14565 also does not handle when not optimizing.
14567 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14568 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14570 * config/i386/i386.md (x86_sahf_1): Correctly handle
14573 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14576 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14577 x86_64_general_operand as operand[2] predicate. Remove "iF"
14578 from operand constraints and use "e" constraint instead.
14579 (*subti3_1, *subti3_1 splitter): Ditto.
14580 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14581 operand[1] predicate.
14583 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14585 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14586 arrays, multiply the access strides by the size of the sub-array.
14587 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14589 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14591 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14592 the configured assembler supports the sahf mnemonic.
14593 * configure: Regenerate.
14594 * config.in: Regenerate.
14596 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14597 emit "sahf" or ".byte\t0x9e" as asm template.
14599 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14602 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14603 option to replace hard coded TARGET_xxx in md file.
14604 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14605 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14606 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14607 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14608 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14609 (X86_TUNE_NOT_VECTORMODE): Ditto.
14610 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14611 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14612 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14613 (TUNE_SLOW_IMUL_IMM8): Ditto.
14614 (TUNE_MOVE_M1_VIA_OR): Ditto.
14615 (TUNE_NOT_UNPAIRABLE): Ditto.
14616 (TUNE_NOT_VECTORMODE): Ditto.
14618 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14621 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14622 tuning options instead of hard coded TARGET_xxx.
14623 (fix ssemode peephole2's): Ditto.
14624 (imul peephole2's): Ditto.
14626 (movdi_or_rex64): Ditto.
14627 (move peephole2): Ditto.
14628 (not peephole2's): Ditto.
14630 2007-03-14 Dirk Mueller <dmueller@suse.de>
14632 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14633 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14634 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14636 * c-parser.c (c_parser_do_statement): Warn about empty body in
14637 do/while statement.
14638 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14639 * doc/invoke.texi (-Wempty-body): Update documentation.
14641 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14644 * c-common.h (warn_for_div_by_zero): Declare.
14645 * c-common.c (warn_for_div_by_zero): Define.
14646 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14649 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14651 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14652 to PREFIX and STANDARD_PREFIX.
14654 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14655 Phil Edwards <phil@codesourcery.com>
14657 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14658 (__gthread_once_t): Remove busy field for RTPs.
14659 (__GTHREAD_ONCE_INIT): Update accordingly.
14661 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14663 * doc/invoke.texi: Document VxWorks options.
14665 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14667 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14669 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14671 PR tree-optimization/30590
14672 * tree-nrv.c (tree_nrv): Check for the partial update of the
14675 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14677 * flags.h (flag_random_seed): Remove declaration, in favor of...
14678 * toplev.h (get_random_seed, set_random_seed): ... these.
14679 * tree.c (get_file_function_name): Use the former.
14680 * opts.c (common_handle_option): Use the latter.
14683 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14685 PR middle-end/31127
14686 * cse.c (cse_find_path): Do not bail out if a basic block that
14687 we already visited now becomes part of a path that starts at a
14688 different basic block. Just disallow this, to make sure we
14689 visit each basic block at most once.
14691 2007-03-13 Jan Hubicka <jh@suse.cz>
14693 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14694 attributes, when profile esitmate is present, calls with very low
14695 frequency are cold.
14697 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14699 PR tree-optimization/30730
14700 PR tree-optimization/26900
14701 * tree-ssa-loop-niter.c: Include gmp.h.
14702 (bounds): New type.
14703 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14704 split_to_var_and_offset, determine_value_range,
14705 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14706 bound_difference, bounds_add, bounds_negate,
14707 number_of_iterations_ne_max, dump_affine_iv): New functions.
14708 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14709 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14710 difference of initial and final value of control iv to validate
14712 (number_of_iterations_cond): Add loop parameter. Determine bounds
14713 on the difference of the extremes of the control iv. Add dumps.
14714 (expand_simple_operations): Handle phi nodes.
14715 (simplify_using_initial_conditions): Do not record used conditions.
14716 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14717 Do not set additional_info.
14718 (implies_nonnegative_p, implies_ge_p): Removed.
14719 (derive_constant_upper_bound): Do not use parameter `additional'.
14720 (record_estimate): Parameter `additional' removed. Parameter
14721 `i_bound' added. Do not call derive_constant_upper_bound.
14722 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14723 bound the number of iterations estimate.
14724 (estimate_numbers_of_iterations_loop): Pass the estimate from
14725 the number of iterations analysis to record_estimate.
14726 * tree.h (multiple_of_p): Declare.
14727 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14728 (scev_const_prop): Do not check expression_expensive_p.
14729 * fold-const.c (multiple_of_p): Exported.
14730 * double-int.c (double_int_mask): Exported.
14731 * double-int.h (double_int_mask): Declare.
14732 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14733 field. Added max field.
14735 2007-03-13 David Taylor <taylor@candd.org>
14738 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14741 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14744 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14745 two unamed patterns.
14747 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14749 * config/i386/i386.opt (mcx16, msahf): New options.
14750 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14751 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14753 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14754 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14755 Output -mcx16 and -msahf options when corresponding bit is set.
14757 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14758 and -msahf options.
14760 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14762 * configure.ac: Test for assembler tolerance to # 0 "".
14763 * configure, config.in: Rebuilt.
14764 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14766 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14768 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14770 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14771 (handle_syscall): Handle direct system calls.
14772 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14774 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14776 * doc/invoke.texi: Fix cpp.info cross-reference.
14777 * doc/passes.texi: Fix gcc.info cross-reference.
14779 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14781 PR tree-optimization/30835
14782 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14783 bb_for_stmt is not NULL before accessing it.
14785 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14787 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14790 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14793 * doc/install.texi: Document --enable-stage1-languages
14795 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14797 * tree-pass.h (pass_into_cfg_layout_mode,
14798 pass_outof_cfg_layout_mode): Declare.
14799 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14800 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14801 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14802 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14804 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14806 * c-decl.c (warn_variable_length_array): New function.
14807 Refactored from grokdeclarator to handle warn_vla
14808 and handle unnamed array case.
14809 (grokdeclarator): Refactored VLA warning case.
14810 * c.opt (Wvla): New flag.
14811 * doc/invoke.texi (Wvla): New warning.
14813 2007-03-12 Richard Henderson <rth@redhat.com>
14815 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14816 (TARGET_SECTION_TYPE_FLAGS): New.
14818 2007-03-12 Richard Henderson <rth@redhat.com>
14820 * config/darwin.c (machopic_reloc_rw_mask): New.
14821 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14822 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14824 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14826 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14827 * cppdefault.h (cpp_PREFIX): Document.
14828 (cpp_PREFIX_len): Likewise.
14829 (cpp_EXEC_PREFIX): New variable.
14830 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14831 * c-incpath.c (add_standard_paths): Correct logic for relocating
14832 paths within prefix.
14834 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14836 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14837 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14839 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14840 fix_truncdfdi_sse using SSEMODEF mode macro.
14841 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14842 fix_truncdfsi_sse using SSEMODEF mode macro.
14843 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14844 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14846 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14848 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14849 elfos.h to tm_file.
14851 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14853 * tree.h : Add multiple_of_p declaration.
14854 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14855 * ipa-type-escape.c (results_of_malloc): Redundant.
14856 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14857 (cast_type): Extended with new members.
14858 (check_cast): Returns cast_type.
14859 (cast): New structure for data of walk_use_def_chains.
14860 (is_malloc_result, is_cast_from_non_pointer_1,
14861 is_cast_from_non_pointer,
14862 is_array_access_through_pointer_and_index): New functions.
14863 (look_for_casts): Returns cast types.
14864 (check_call): Returns void.
14865 (okay_pointer_operation): Use support of pointer plus index,
14866 pointer plus constant and allow all multiplications.
14868 2007-03-11 Richard Guenther <rguenther@suse.de>
14870 PR tree-optimization/31115
14871 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14872 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14873 A shift count of zero is not special as with *_DIV_EXPR.
14874 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14877 2007-03-11 Ian Lance Taylor <iant@google.com>
14879 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14880 the *_DIV_EXPR codes correctly with overflow infinities.
14882 2007-03-11 Ira Rosen <irar@il.ibm.com>
14884 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14885 indicate success/failure of the analysis. Add negation to subtrahend
14886 in case of subtraction. Fail if both operands contain constants.
14887 (create_data_ref): Fail if analyze_offset fails.
14889 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14891 * config/i386/i386.md (frndintxf2): Rename to ...
14892 (rintxf2): ... this. Remove expander having same name.
14893 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14894 (roundsf2, rounddf2): Ditto.
14895 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14896 (lround<mode>di2, lround<mode>si2): Ditto.
14898 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14900 * lower-subreg.c: Include except.h.
14901 (decompose_multiword_subregs): Verify that the only control flow
14902 insns we can split are loads to multi-words pseudos.
14903 Handle breaking such blocks after splitting, instead of calling
14904 find_many_sub_basic_blocks.
14906 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14907 on the new basic block. Add a lengthy comment explaining why we
14908 thought this was necessary.
14909 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14911 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14914 * tree.c (walk_type_fields): Recurse into the element type of
14915 ARRAY_TYPEs if there is a pointer set.
14917 2007-03-10 Dirk Mueller <dmueller@suse.de>
14919 * c-common.c (warn_logical_operator): Fix condition.
14921 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14923 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14925 * config/darwin.c (machopic_select_section): Remove superfluous
14926 argument in call to categorize_decl_for_section. Remove unused
14929 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14931 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14933 * configure: Regenerate.
14935 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14938 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14939 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14940 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14941 Add LABEL_NUSES to emitted label.
14942 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14943 branch probability value to emitted jump insn.
14944 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14945 Do not check life information and do not re-arrange input operands
14946 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14948 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14950 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14951 the change of decode_asm_operands.
14953 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14955 * mode-switching.c (create_pre_exit): Skip blockage insn.
14957 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14959 * tree-pass.h (TODO_update_smt_usage): Remove.
14961 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14965 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14967 * pa.c (attr_length_call): Revise condition for long
14968 pc-relative branch.
14969 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14970 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14971 sequence on SOM target.
14973 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14975 * gcc.c: Document %{, in big comment at top.
14976 (input_suffix_matches): Remove special handling for .s and
14978 (input_spec_matches): New.
14979 (handle_braces): Handle %{,.
14980 (validate_switches): ',' indicates a value which is not a switch.
14981 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14982 to detect assembler input.
14983 * config/i386/sol2.h (CPP_SPEC): Likewise.
14984 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14985 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14986 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14987 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14988 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14989 -m64 causes deployment target to default to 10.5.
14990 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14992 2007-03-09 Richard Henderson <rth@redhat.com>
14995 * target.h (targetm.asm.out.reloc_rw_mask): New.
14996 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14997 (TARGET_ASM_OUT): Use it.
14998 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14999 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15000 use the new reloc_rw_mask target hook instead.
15001 (default_section_type_flags_1): Merge into...
15002 (default_section_type_flags): ... here.
15003 (decl_readonly_section_1): Merge into...
15004 (decl_readonly_section): ... here.
15005 (default_elf_select_section_1): Merge into...
15006 (default_elf_select_section): ... here.
15007 (default_unique_section_1): Merge into...
15008 (default_unique_section): ... here.
15009 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15010 (default_select_rtx_section): Use it.
15011 (default_elf_select_rtx_section): Likewise.
15012 * output.h: Update to match.
15013 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15014 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15015 (TARGET_ASM_RELOC_RW_MASK): New.
15016 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15017 to categorize_decl_for_section.
15018 (x86_64_elf_unique_section): Likewise.
15019 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15020 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15021 (TARGET_ASM_RELOC_RW_MASK): New.
15022 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15023 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15024 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15025 (TARGET_RWRELOC): Remove.
15026 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15027 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15028 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15029 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15030 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15031 (rs6000_xcoff_select_section): Use decl_readonly_section.
15032 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15033 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15034 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15035 (TARGET_SECTION_TYPE_FLAGS): Remove.
15036 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15038 2007-03-09 Roger Sayle <roger@eyesopen.com>
15040 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15041 complex constant equality/inequality comparisons for here.
15042 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15043 known at compile-time or can be simplified to a scalar comparison.
15044 (fold_relational_const): Move compile-time evaluation of complex
15045 constant equality/inequality comparisons to here.
15047 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15049 PR rtl-optimization/30643
15050 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15052 (fold_rtx): Recurse, like before 2006-11-03.
15054 2007-03-09 DJ Delorie <dj@redhat.com>
15056 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15059 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15061 PR tree-optimization/30375
15062 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15063 LHS of statements is not the same.
15064 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15066 2007-03-09 Chao-ying Fu <fu@mips.com>
15068 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15070 * doc/invoke.texi (-mdspr2): Document new option.
15071 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15072 New unspec for DSP REV 2.
15073 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15074 these instructions are extended in DSP REV 2.
15075 (mips-dspr2.md): Include.
15076 * config/mips/mips.opt (mdspr2): New option.
15077 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15078 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15079 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15080 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15081 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15082 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15083 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15085 (bdesc_map): Add one field of unsupported_target_flags.
15086 (bdesc_arrays): Update entries to have extra fields. Add
15088 (mips_init_builtins): Initialize new function types.
15089 Check unsupported_target_fileds to filter out builtins.
15090 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15092 (ASM_SPEC): Pass mdspr2 to the assembler.
15093 * config/mips/mips-dspr2.md: New file.
15095 2007-03-09 Sa Liu <saliu@de.ibm.com>
15097 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15099 2007-03-09 Ian Lance Taylor <iant@google.com>
15101 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15102 argument) like -Wstrict-overflow=2.
15103 * doc/invoke.texi (Warning Options): Update documentation.
15105 2007-03-09 Dirk Mueller <dmueller@suse.de>
15108 * doc/invoke.texi (-Wlogical-op): Document.
15109 * common.opt (-Wlogical-op): New.
15110 * c-common.h (warn_logical_operator): Declare.
15111 * c-common.c (warn_logical_operator): Define.
15112 * c-typeck.c (parser_build_binary_op): Call
15113 warn_logical_operator.
15115 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15117 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15118 * final.c (final_scan_insn): Test for non-"" file name.
15120 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15122 * doc/loop.texi: Document the Omega linear constraints solver.
15123 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15124 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15125 omega-hash-table-size, omega-max-keys, and
15126 omega-eliminate-redundant-constraints.
15127 * tree-pass.h (pass_check_data_deps): Declared.
15130 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15131 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15132 pass_check_data_deps): New.
15133 * tree-data-ref.c (init_data_ref): Remove declaration.
15134 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15135 (analyze_array): Renamed init_array_ref, move up initializations.
15136 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15137 Removed arguments that are set to NULL.
15138 (analyze_indirect_ref): Correct indentation, correct call to
15140 (object_analysis): Call init_array_ref instead of analyze_array.
15141 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15142 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15143 of DR_ACCESS_FNS_ADDR.
15144 (init_omega_eq_with_af, omega_extract_distance_vectors,
15145 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15146 ddr_consistent_p): New.
15147 (compute_affine_dependence): Check consistency of ddrs when
15148 flag_check_data_deps is passed.
15149 (analyze_all_data_dependences): Uncomment.
15150 (tree_check_data_deps): New.
15151 * tree-data-ref.h: Include omega.h.
15152 (DR_ACCESS_FNS_ADDR): Removed.
15153 (data_dependence_relation): Add inner_loop.
15154 (DDR_INNER_LOOP): New.
15155 * common.opt (fcheck-data-deps): New.
15156 * tree-flow.h (tree_check_data_deps): Declare.
15157 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15158 (OBJS-common): Depend on omega.o.
15160 * passes.c (pass_check_data_deps): Scheduled.
15161 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15162 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15163 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15164 PARAM_VECT_MAX_VERSION_CHECKS,
15165 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15167 2007-03-09 Richard Guenther <rguenther@suse.de>
15169 PR tree-optimization/30904
15170 PR middle-end/31058
15171 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15172 the same way as *_DIV_EXPR.
15174 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15176 * recog.c (decode_asm_operands): No mixed declarations and code.
15178 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15180 * rtl.def (ASM_INPUT): Add location.
15181 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15182 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15183 (decode_asm_operands): Add loc operand.
15184 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15185 * stmt.c (expand_asm): Rename to...
15186 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15187 gen_rtx_ASM_INPUT_loc.
15188 (expand_asm_expr): Adjust.
15189 * recog.c (decode_asm_operands): Add loc operand.
15190 (check_asm_operands, extract_insn): Adjust.
15191 * reload1.c (maybe_fix_stack_asms): Likewise.
15192 * final.c (asm_insn_count): Likewise.
15193 (final_scan_insn): Output # line before and after asm.
15195 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15197 * tree-ssa-structalias.c (variable_info): Remove
15199 (new_var_info): Ditto.
15200 (shared_bitmap_info_t): New structure.
15201 (shared_bitmap_table): New variable.
15202 (shared_bitmap_hash): New function.
15203 (shared_bitmap_eq): Ditto
15204 (shared_bitmap_lookup): Ditto.
15205 (shared_bitmap_add): Ditto.
15206 (merge_smts_into): Change to take bitmap directly.
15207 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15208 (init_alias_vars): Init shared bitmap hashtable.
15209 (delete_points_to_sets): Delete shared bitmap hashtable.
15210 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15211 is_aliased removal as a change that was still necessary was
15214 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15216 * config/i386/i386.h (override_options): Conditionally disable
15217 x86_sahf for 64bit targets only.
15219 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15222 * c-decl.c (merge_decls): Don't call make_var_volatile.
15223 * varasm.c (make_var_volatile): Remove.
15224 * output.h (make_var_volatile): Remove.
15226 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15228 PR tree-optimization/31085
15229 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15231 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15233 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15234 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15235 ATTR_CONST_NOTHROW_LIST.
15237 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15240 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15242 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15244 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15247 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15249 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15250 passed, use shared libgcc.
15252 2007-03-08 Roger Sayle <roger@eyesopen.com>
15254 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15255 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15256 (honor_protect_cleanup_actions, lower_try_finally_switch):
15258 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15259 ifc_temp_var): Likewise.
15260 * tree-inline.c (setup_one_parameter): Likewise.
15261 * tree-mudflap.c (mf_decl_cache_locals,
15262 mf_build_check_statement_for): Likewise.
15263 * tree-nested.c (init_tmp_var, save_tmp_var,
15264 finalize_nesting_tree_1): Likewise.
15265 * tree-outof-ssa.c (insert_copy_on_edge,
15266 insert_backedge_copies): Likewise.
15267 * tree-profile.c (tree_gen_edge_profiler,
15268 tree_gen_ic_profiler): Likewise.
15269 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15270 * tree-sra.c (sra_build_assignment): Likewise.
15271 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15272 * tree-ssa-math-opts.c (insert_reciprocals,
15273 execute_cse_sincos_1): Likewise.
15274 * tree-tailcall.c (adjust_accumulator_values,
15275 adjust_return_value): Likewise.
15276 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15277 * tree-vect-transform.c (vect_create_data_ref_ptr,
15278 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15279 vect_create_epilog_for_reduction, vectorizable_reduction,
15280 vectorizable_call, vectorizable_conversion,
15281 vectorizable_assignment, vectorizable_operation,
15282 vectorizable_type_demotion, vect_gen_widened_results_half,
15283 vect_permute_store_chain, vectorizable_store,
15284 vect_setup_realignment, vect_permute_load_chain,
15285 vectorizable_load, vectorizable_condition,
15286 vect_create_cond_for_align_checks): Likewise.
15287 * tree-vrp.c (build_assert_expr_for): Likewise.
15289 2007-03-08 Ian Lance Taylor <iant@google.com>
15291 * tree-vrp.c: Include "intl.h".
15292 (usable_range_p): New static function.
15293 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15294 overflowed values, juts set *strict_overflow_p.
15295 (compare_values): Only return -2 if one of the operands is not a
15297 (compare_ranges): Call usable_range_p.
15298 (compare_range_with_value): Likewise.
15299 (vrp_evaluate_conditional_warnv): Rename from
15300 vrp_evaluate_conditional. Make static. Change all callers.
15301 (vrp_evaluate_conditional): New function.
15302 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15303 on signed overflow.
15304 (simplify_abs_using_ranges): Likewise.
15305 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15306 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15307 within_stmt parameter.
15308 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15309 vrp_evaluate_conditional.
15310 * tree-ssa-threadedge.c
15311 (record_temporary_equivalences_from_stmts_at_dest): Change
15312 simplify parameter to take a second tree parameter.
15313 (simplify_control_stmt_condition): Likewise.
15314 (thread_across_edge): Likewise.
15315 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15316 (thread_across_edge): Likewise.
15317 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15319 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15321 * config/i386/i386.h (TARGET_SAHF): New define.
15322 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15323 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15324 (x86_sahf): New global variable.
15325 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15326 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15327 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15328 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15330 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15331 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15332 when expanding fcomi/sahf based tests.
15333 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15334 expanding sahf based alternative. Emit sahf based sequence when
15335 optimizing for code size.
15336 * config/i386/i386.md (x86_sahf_1): Do not disable for
15337 TARGET_64BIT, enable for TARGET_SAHF.
15339 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15341 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15342 spurious whitespace from error message.
15344 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15347 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15349 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15351 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15353 * tree-sra.c (instantiate_element): Propagate disabled warnings
15354 from the element itself to the created variable.
15356 2007-03-07 Richard Henderson <rth@redhat.com>
15359 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15360 silently fix up the stack in the case of a missing register.
15362 2007-03-07 Paul Brook <paul@codesourcery.com>
15364 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15366 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15368 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15370 (phase1_vrs): Use them.
15371 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15372 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15373 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15374 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15375 __gnu_Unwind_Restore_WMMXC if required.
15376 (_Unwind_VRS_Pop): Implement iWMMXt support.
15377 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15378 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15379 gnu_Unwind_Save_WMMXC): Define.
15381 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15383 * config/vxworks.h (vxworks_override_options): Declare.
15384 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15385 * config/vxworks.c: Include target.h and toplev.h.
15386 (vxworks_override_options): New function.
15387 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15389 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15391 * config/s390/s390.c (override_options): Don't emit an error when
15392 -mstack-size is used without providing -mstack-guard.
15393 (s390_emit_prologue): Choose stack_guard value automatically if not
15394 provided via command line.
15395 * doc/invoke.texi: Adjust description of -mstack-guard and
15398 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15400 * config/i386/i386.c (output_set_got): Add a GOT initialization
15401 sequence for VxWorks PIC.
15402 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15403 around labels as well as symbols. Use gotoff_operand instead
15404 of local_symbolic_operand.
15405 (legitimize_pic_address): Use gotoff_operand instead of
15406 local_symbolic_operand. Use @GOT accesses for labels as
15408 (ix86_output_addr_diff_elt): Use PC-relative rather than
15409 GP-relative offsets for VxWorks PIC.
15410 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15411 no_new_pseudos. Check whether the returned register is op0.
15412 * config/i386/i386.md (tablejump): Use PC-relative rather than
15413 GP-relative offsets for VxWorks PIC.
15414 * config/i386/predicates.md (gotoff_operand): New predicate.
15416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15418 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15420 * config/vxworks-dummy.h: New file.
15421 * config/i386/i386.h: Include it.
15423 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15425 * dwarf2out.c (is_inlined_entry_point): New
15426 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15427 DW_AT_ranges if the first subblock is the entry point.
15429 2007-03-06 David Daney <ddaney@avtrex.com>
15431 * doc/install.texi (mips-*-*): Change recommended binutils
15434 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15436 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15437 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15439 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15440 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15442 2007-03-06 Jan Hubicka <jh@suse.cz>
15444 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15445 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15447 (probably_cold_bb_p): Cold functions are cold.
15448 (probably_never_executed_bb_p): Cold functions are cold.
15449 (tree_bb_level_predictions): Predict calls to cold functions as not
15451 (compute_function_frequency): Check hot/cold attributes.
15452 * function.h (function_frequency): Update comments.
15453 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15454 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15455 (c_common_att): Add cold and hot.
15457 * doc/extend.texi (hot,cold attributes): Document.
15459 2007-03-06 Andrew Haley <aph@redhat.com>
15461 * function.c (expand_function_end): Move blockage to just after we
15462 emit the label for the naked return from the function.
15464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15466 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15469 2007-03-06 Jan Hubicka <jh@suse.cz>
15471 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15472 loaded for constant large models. Non-large 64bit PIC can do.
15473 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15474 * cmodel.h: Add LARGE PIC.
15475 * i386.md (UNSPEC_PLTOFF): New.
15476 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15478 (*call_1_rex64): Disable for large models.
15479 (*call_1_rex64_large): New.
15480 (*call_value_1_rex64): Disable for large models.
15481 (*call_value_1_rex64_large): New.
15482 (set_rip_rex4): New.
15483 (set_got_offset_rex64): New.
15484 * predicates.md (constant_call_address_operand): For large model
15485 constant calls are not possible.
15486 * i386-protos.h (construct_plt_address): Declare.
15487 * i386.c (override_options): Accept large models.
15488 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15489 (legitimate_constant_p): Add new UNSPECs.
15490 (legitimate_pic_operand_p): Likewise.
15491 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15492 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15494 (output_pic_addr_const): Add PLTOFF.
15495 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15496 (ix86_expand_move): Legitimize pic address when in PIC mode.
15497 (construct_plt_address): New function.
15498 (ix86_expand_call): Offload the address to register and use GOT
15499 pointer for large model.
15500 * invoke.texi (mcmodel=large): Update documentation.
15502 2007-03-06 Richard Henderson <rth@redhat.com>
15504 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15505 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15506 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15507 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15508 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15509 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15510 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15511 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15512 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15513 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15514 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15515 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15516 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15517 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15518 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15519 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15520 x86_schedule, x86_use_bt, x86_pad_returns,
15521 x86_use_xchgb): Merge into ...
15522 (ix86_tune_features): ... here. New array.
15523 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15524 x86_bswap): Merge into ...
15525 (ix86_arch_features): ... here. New array.
15526 (x86_3dnow_a): Remove.
15527 (x86_accumulate_outgoing_args): Make static.
15528 (x86_arch_always_fancy_math_387): Make static.
15529 (ix86_tune_mask, ix86_arch_mask): Move ...
15530 (override_options): ... to local variables here. Apply the
15531 appropriate mask to each element of ix86_arch_features and
15532 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15533 as were done in the old macros.
15534 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15535 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15536 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15537 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15538 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15539 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15540 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15541 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15542 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15543 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15544 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15545 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15546 x86_accumulate_outgoing_args, x86_prologue_using_move,
15547 x86_epilogue_using_move, x86_decompose_lea,
15548 x86_arch_always_fancy_math_387, x86_shift1,
15549 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15550 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15551 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15552 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15553 x86_use_incdec, x86_pad_returns, x86_bswap,
15554 x86_partial_flag_reg_stall): Remove.
15555 (enum ix86_tune_indices): New.
15556 (ix86_tune_features): New.
15557 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15558 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15559 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15560 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15561 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15562 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15563 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15564 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15565 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15566 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15567 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15568 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15569 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15570 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15571 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15572 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15573 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15574 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15575 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15576 TARGET_EXT_80387_CONSTANTS): Use it.
15577 (enum ix86_arch_indices): New.
15578 (ix86_arch_features): New.
15579 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15580 TARGET_BSWAP): Use it.
15581 (ix86_tune_mask, ix86_arch_mask): Remove.
15583 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15586 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15587 Define using $${sysroot_headers_suffix}.
15588 * configure: Regenerate.
15589 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15590 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15592 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15593 * gcc.c (print_sysroot_headers_suffix): New.
15594 (option_map): Include --print-sysroot-headers-suffix.
15595 (display_help): Mention -print-sysroot-headers-suffix.
15596 (process_command): Handle -print-sysroot-headers-suffix.
15597 (do_spec_1): Append multilib directory to include-fixed path if
15598 sysroot suffixes in use.
15599 (main): Handle -print-sysroot-headers-suffix.
15600 * Makefile.in (start.encap): Don't depend on xlimits.h
15601 (xlimits.h): Remove.
15602 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15603 limits.h for each multilib in fixinc_list.
15604 (fixinc_list, s-fixinc_list): New.
15605 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15606 generate them for each multilib in fixinc_list.
15607 (stmp-fixproto): Use include-fixed. Run fixproto for each
15608 multilib in fixinc_list.
15609 (mostlyclean): Don't remove xlimits.h.
15610 (clean): Remove include-fixed.
15611 (real-install-headers-tar, real-install-headers-cpio,
15612 real-install-headers-cp): Don't copy include, only include-fixed.
15613 (install-mkheaders): Depend on fixinc_list. Don't depend on
15614 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15615 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15616 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15618 2007-03-06 Jan Hubicka <jh@suse.cz>
15620 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15623 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15625 * configure.ac: Allow tm_file to contain build-directory files.
15626 * configure: Regenerate.
15627 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15628 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15629 * config/m68k/print-sysroot-suffix.sh: New file.
15631 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15633 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15634 of pic_offset_table_rtx if reload_completed.
15635 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15636 PIC_OFFSET_TABLE_REGNUM.
15637 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15639 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15640 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15644 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15645 functions that call eh_return.
15647 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15649 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15650 functions that need a constant pool.
15652 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15655 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15656 (m68k_preferred_reload_class): Likewise.
15657 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15658 (SECONDARY_RELOAD_CLASS): Define.
15659 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15660 (LIMIT_RELOAD_CLASS): Delete.
15661 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15662 registers from storing bytes.
15663 (m68k_secondary_reload_class): New function.
15664 (m68k_preferred_reload_class): Likewise.
15666 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15668 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15670 (m68k_expand_prologue): Likewise.
15672 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15674 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15675 (mips_expand_epilogue): Add a bool parameter.
15676 (m68k_legitimize_sibcall_address): Declare.
15677 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15678 (m68k_expand_epilogue): Add a parameter to select between sibling
15679 and normal epilogues. Only generate a return for the latter.
15680 (m68k_ok_for_sibcall_p): New function.
15681 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15682 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15683 (sibcall_value, *sibcall_value): Likewise.
15684 (*call, *call_value): Require !SIBLING_CALL_P.
15685 (epilogue): Update call to m68k_expand_epilogue.
15686 (sibcall_epilogue): New pattern.
15687 * config/m68k/predicates.md (const_call_operand): Say that this
15688 predicate applies to sibling calls too.
15689 (sibcall_operand): New predicate.
15691 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15693 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15694 alternatives as movsi_cf.
15695 (movsf_cf_hard): Add commentary.
15697 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15698 Richard Sandiford <richard@codesourcery.com>
15700 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15701 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15702 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15703 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15704 as being live on exit from an interrupt function.
15705 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15706 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15707 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15708 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15709 (m68k_interrupt_function_p): Globalize.
15710 (m68k_compute_frame_layout): Remove reverse mask code.
15711 (m68k_emit_movem, m68k_set_frame_related): New functions.
15712 (m68k_output_function_prologue): Delete in favor of...
15713 (m68k_expand_prologue): ...this new function.
15714 (m68k_output_function_epilogue): Delete in favor of...
15715 (m68k_expand_epilogue): ...this new function.
15716 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15718 (print_operand): Handle %?.
15719 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15720 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15721 (prologue, epilogue): New patterns.
15722 (return): Turn into a define_expand.
15723 (*return): New pattern, derived from old "return" pattern. Use rte
15724 rather than rts for interrupt functions. Only use rtd if the pop
15726 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15727 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15728 (link, *link, unlink, *unlink, load_got): Likewise.
15730 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15734 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15735 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15736 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15737 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15738 and m68k_matches_u_p.
15739 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15740 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15741 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15742 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15743 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15744 (REG_STRICT_P): New macro.
15745 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15746 PCREL_GENERAL_OPERAND_OK.
15747 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15748 m68k_legitimate_base_reg_p.
15749 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15750 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15751 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15752 * config/m68k/m68k.c (m68k_address): New structure.
15753 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15754 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15755 (m68k_jump_table_ref_p, m68k_decompose_address)
15756 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15757 (m68k_matches_u_p): New functions.
15758 (print_operand_address): Rewrite to use m68k_decompose_index.
15760 2007-03-05 David Taylor <dtaylor@emc.com>
15762 * gcc.c: Correct copyright date in --version output.
15764 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15766 * pa.md: In unamed move patterns, disparge copies between general
15767 and floating point registers using '?' modifier. Don't include 'f'
15768 constraint for register preferences in DImode, SImode, HImode and
15769 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15770 Remove constraints for copies between general and floating registers
15771 in soft-float DFmode pattern.
15772 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15776 2007-03-05 Mike Stump <mrs@apple.com>
15778 * c-common.c (targetcm): Add.
15779 * c-opts.c (c_common_handle_option): Handle language specific
15781 * opts.c (handle_option): Verify language for target options, if
15783 * opth-gen.awk: Add CL_LANG_ALL.
15784 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15785 (TARGETCM_INITIALIZER): Add.
15786 * target.h (struct gcc_targetcm): Add.
15788 * targhooks.c (default_handle_c_option): Add.
15789 * targhooks.h (default_handle_c_option): Add.
15790 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15792 * config/darwin.opt (iframework): Add.
15793 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15794 * config/darwin-c.c (handle_c_option): Add.
15795 (TARGET_HANDLE_C_OPTION): Add.
15797 * doc/invoke.texi (Darwin Options): Add -iframework.
15799 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15801 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15804 2007-03-05 Ian Lance Taylor <iant@google.com>
15806 * c.opt (fgnu89-inline): New option.
15807 * c-opts.c (c_common_post_options): Set default value for
15809 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15810 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15812 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15813 (grokdeclarator, start_function): Likewise.
15814 * c-cppbuiltin.c (c_cpp_builtins): Define either
15815 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15816 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15817 (C Dialect Options): Document -fgnu89-inline.
15818 * doc/extend.texi (Function Attributes): Explain what the
15819 gnu_inline attribute does.
15820 * doc/cpp.texi (Common Predefined Macros): Document
15821 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15823 2007-03-05 Ian Lance Taylor <iant@google.com>
15825 PR tree-optimization/31034
15826 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15827 half-range if the other side is an overflow infinity.
15829 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15831 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15832 (bfin*-linux-uclibc*): New configuration.
15833 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15835 * config/bfin/linux.h: New file.
15836 * config/bfin/libgcc-bfin.ver: New file.
15837 * config/bfin/t-bfin-uclinux: New file.
15838 * config/bfin/t-bfin-linux: New file.
15839 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15840 (TARGET_OS_CPP_BUILTINS): New macro.
15842 2007-03-05 Richard Guenther <rguenther@suse.de>
15844 * fold-const.c (fold_binary): Remove duplicate folding
15845 of comparison of non-null ADDR_EXPR against null.
15847 2007-03-05 Richard Guenther <rguenther@suse.de>
15848 Dorit Nuzman <dorit@il.ibm.com>
15850 PR tree-optimization/26420
15851 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15852 are no loops in the function. Only print the number of
15853 vectorized loops if it is greater than zero or we are supposed
15854 to print information about unvectorized loops.
15856 2007-03-05 Revital Eres <eres@il.ibm.com>
15858 * gcc.dg/var-expand1.c: New test.
15859 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15860 when an accumulator is expanded.
15862 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15865 * c-common.c (convert_and_check): Don't give warnings for
15866 conversion if 'expr' already overflowed.
15868 2007-03-04 Roger Sayle <roger@eyesopen.com>
15870 PR middle-end/30744
15871 * fold-const.c (fold_comparison): Enforce type consistency when
15872 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15874 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15876 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15877 containing a cast to the base of TARGET_MEM_REF.
15879 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15881 * tree.c (tree_contains_struct_check_failed): Remove spurious
15882 whitespace from error message.
15884 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15887 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15888 instead of precision.
15890 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15891 Nathan Sidwell <nathan@codesourcery.com>
15893 * emit-rtl.c (find_auto_inc): New.
15894 (try_split): recreate REG_INC notes,
15895 Use regular for loops rather than whiles.
15897 2007-03-03 Andreas Schwab <schwab@suse.de>
15899 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15900 * configure: Regenerate.
15902 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15904 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15905 flag_rounding_math, not flag_unsafe_math_optimizations.
15907 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15909 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15910 alpha_fold_vector_minmax): Likewise.
15911 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15912 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15914 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15916 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15917 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15918 if the lhs has side-effects.
15919 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15921 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15923 * config/i386/i386.h (TUNEMASK): Remove define.
15924 (ARCHMASK): Remove define.
15925 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15926 Use ix86_arch_mask variable instead of ARCHMASK.
15927 * config/i386/i386.c (override_options): Ditto.
15928 (standard_80387_constant_p): Ditto.
15930 2007-03-02 Ian Lance Taylor <iant@google.com>
15932 Used signed infinities in VRP.
15933 * tree-vrp.c (uses_overflow_infinity): New static function.
15934 (supports_overflow_infinity): New static function.
15935 (make_overflow_infinity): New static function.
15936 (negative_overflow_infinity): New static function.
15937 (positive_overflow_infinity): New static function.
15938 (is_negative_overflow_infinity): New static function.
15939 (is_positive_overflow_infinity): New static function.
15940 (is_overflow_infinity): New static function.
15941 (overflow_infinity_range_p): New static function.
15942 (compare_values_warnv): New function split out of compare_values.
15943 (compare_value): Call it.
15944 (set_value_range_to_nonnegative): Add overflow_infinity
15945 parameter. Change caller.
15946 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15948 (vrp_expr_computes_nonzero): Likewise.
15949 (compare_ranges, compare_range_with_value): Likewise.
15950 (compare_name_with_value, compare_names): Likewise.
15951 (vrp_evaluate_conditional): Likewise.
15952 (set_value_range): Handle infinity
15953 (vrp_operand_equal_p, operand_less_p): Likewise.
15954 (extract_range_from_assert): Likewise.
15955 (vrp_int_const_binop): Likewise.
15956 (extract_range_from_binary_expr): Likewise.
15957 (extract_range_from_unary_expr): Likewise.
15958 (extract_range_from_comparison): Likewise.
15959 (extract_range_from_expr): Likewise.
15960 (dump_value_range): Likewise.
15961 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15962 (test_for_singularity): Likewise.
15963 (vrp_int_const_binop): Remove inline qualifier.
15964 (adjust_range_with_scev): Add comment.
15965 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15967 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15969 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15970 (get_constraint_for): Likewise.
15971 (do_structure_copy): Likewise.
15972 (find_func_aliases): Fix references to MODIFY_EXPR.
15973 (intra_create_variable_infos): Tidy.
15974 * tree-ssa-operands.c (add_virtual_operand): Add argument
15976 When adding members of alias sets, if IS_CALL_SITE is true and
15977 the symbol is not call-clobbered, skip it.
15978 Adjust all callers.
15980 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15982 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15983 entry by means of emit_insn_at_entry.
15985 2007-03-02 Richard Henderson <rth@redhat.com>
15987 * expr.h (promoted_input_arg): Remove decl.
15988 * function.c (promoted_input_arg): Merge into ...
15989 * combine.c (setup_incoming_promotions): ... only caller.
15990 Rearrange to avoid double loop.
15992 2007-03-02 Ben Elliston <bje@au.ibm.com>
15993 Peter Bergner <bergner@vnet.ibm.com>
15994 Janis Johnson <janis187@us.ibm.com>
15996 * config/rs6000/dfp.md: New file.
15997 * config/rs6000/rs6000.md: Include dfp.md.
15998 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15999 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16000 and TDmode decimal float modes in FP registers.
16001 (num_insns_constant): Likewise.
16002 (rs6000_legitimate_offset_address_p): Likewise.
16003 (rs6000_legitimize_address): Likewise.
16004 (rs6000_legitimize_reload_address): Likewise.
16005 (rs6000_legitimate_address): Likewise.
16006 (rs6000_emit_move): Likewise.
16007 (function_arg_boundary): Likewise.
16008 (function_arg_advance): Likewise.
16009 (rs6000_darwin64_record_arg_recurse): Likewise.
16010 (function_arg): Likewise.
16011 (rs6000_gimplify_va_arg): Likewise.
16012 (rs6000_split_multireg_move): Likewise.
16013 (rs6000_output_function_epilogue): Likewise.
16014 (rs6000_output_function_epilogue): Likewise.
16015 (rs6000_register_move_cost): Likewise.
16016 (rs6000_function_value): Likewise.
16017 (rs6000_libcall_value): Likewise.
16019 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16021 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16023 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16025 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16026 Use $MULTIDIR to choose between the kernel and RTP headers,
16027 and use $WIND_BASE and $WIND_USR to locate them.
16029 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16031 * config/i386/i386.c (override_options): Put initialization of
16032 ix86_tune_mask and ix86_arch_mask to the correct place.
16034 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16035 Michael Meissner <michael.meissner@amd.com>
16038 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16039 (ARCHMASK): Define.
16040 (TARGET_CMOVE): Use ARCHMASK.
16041 (TARGET_CMPXCHG): Ditto.
16042 (TARGET_CMPXCHG8B): Ditto.
16043 (TARGET_XADD): Ditto.
16044 (TARGET_BSWAP): Ditto.
16045 * config/i386/i386.c (ix86_tune_mask): New global variable.
16046 (ix86_arch_mask): Ditto.
16047 (override_options): Initialize ix86_tune_mask and
16048 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16051 2007-03-02 Ben Elliston <bje@au.ibm.com>
16054 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16056 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16058 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16059 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16060 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16061 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16063 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16064 rs6000_init_dwarf_reg_sizes_extra): New.
16065 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16066 SPE register high parts.
16068 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16070 * Makefile.in: Add install-pdf target as
16071 copied from automake v1.10 rules.
16072 * configure.ac: Add install-pdf to target list.
16073 * configure: Regenerate.
16075 2007-03-01 Paul Brook <paul@codesourcery.com>
16077 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16078 modes to LDRD for DImode.
16079 (output_move_double): Fixup out of range ldrd/strd.
16080 (vfp_secondary_reload_class): Rename...
16081 (coproc_secondary_reload_class): ... to this. Add wb argument.
16082 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16083 coproc_secondary_reload_class for CLASS_IWMMXT.
16084 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16085 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16087 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16089 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16090 unroll factor by the estimated number of iterations.
16091 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16092 than prefetch latency.
16094 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16095 decode_caches_intel, detect_caches_intel): New functions.
16096 (host_detect_local_cpu): Use detect_caches_amd and
16097 detect_caches_intel.
16099 2007-03-01 Richard Henderson <rth@redhat.com>
16101 * expr.c (emit_move_complex_push): Export.
16102 (emit_move_complex_parts): Split out from ...
16103 (emit_move_complex): ... here.
16104 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16105 * config/i386/i386.md (movcdi): New.
16107 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16109 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16110 size of mode1 to check for tieable modes in MMX case.
16112 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16114 * Makefile.in (rtlanal.o): Depend on tree.h.
16115 * rtl.h (offset_within_section_p, split_const): Declare.
16116 * rtlanal.c: Include tree.h.
16117 (offset_within_block_p): New function, taken from
16118 mips_offset_within_object_p.
16119 (split_const): New function, taken from mips_split_const.
16120 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16122 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16123 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16124 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16125 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16126 (m68k_illegitimate_symbolic_constant_p): New function.
16127 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16128 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16129 symbolic constant that might be outside the symbol's section,
16130 move the symbol first and then add the offset.
16131 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16133 * config/mips/mips.c (mips_split_const): Delete.
16134 (mips_offset_within_object_p): Delete.
16135 (mips_symbolic_constant_p): Use offset_within_section_p and
16136 split_const instead of mips_offset_within_object_p and
16138 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16139 (mips_legitimize_const_move, print_operand_reloc)
16140 (mips_dangerous_for_la25_p): Use split_const instead of
16143 2007-02-28 Eric Christopher <echristo@apple.com>
16145 * Makefile.in (install-include-dir): Don't rm -rf include.
16147 2007-02-28 Richard Guenther <rguenther@suse.de>
16149 PR middle-end/30364
16150 * fold-const.c (fold_binary): Do not associate expressions
16151 with more than one variable for integer types that do not wrap.
16153 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16155 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16156 Delete, and replace with...
16157 (fold_builtin_call_array): This. Update callers to use it.
16158 * fold-const.c (fold_build_call_list): Delete, and replace with...
16159 (fold_build_call_array): This.
16160 (fold_build_call_list_initializer): Delete, and replace with...
16161 (fold_build_call_array_initializer): This.
16162 * tree.h: Update declarations to reflect above changes.
16164 * c-typeck.c (build_function_call): Store converted arguments
16165 in a stack-allocated array instead of building a list.
16166 (convert_arguments): Store arguments in the array passed in as an
16167 argument, and return the actual number of arguments.
16168 * c-format.c: (check_function_format): Pass arguments in an
16169 array instead of a list.
16170 * c-common.c (check_function_nonnull): Likewise.
16171 (check_function_sentinel): Likewise.
16172 (check_function_arguments): Likewise.
16173 * c-common.h: Update declarations to reflect above changes.
16175 2007-02-28 Jan Hubicka <jh@suse.cz>
16177 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16178 PRED_NEGATIVE_RETURN): Update outcomes.
16180 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16182 * calls.c (emit_library_call_value_1): Handle partial registers
16183 correctly when building up CALL_INSN_FUNCTION_USAGE.
16185 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16187 * pa/predicates.md (move_src_operand): Allow zero for mode.
16188 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16191 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16195 *movv2df_internal): Enable pattern only for valid operand
16197 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16198 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16200 2007-02-27 Mike Stump <mrs@apple.com>
16202 * config/darwin-crt3.c: Avoid compilation when compiling for a
16205 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16207 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16209 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16210 for fixed headers and limits.h.
16211 (install-include-dir, install-headers-tar, install-headers-cpio,
16212 install-headers-cp, real-install-headers-tar,
16213 real-install-headers-cpio, real-install-headers-cp): Handle
16214 include-fixed as well as include.
16215 (install-mkheaders): Don't install files that go only in include
16217 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16218 from GCC_INCLUDE_DIR.
16219 * gcc.c (process_command): Remove special -BstageN/ handling.
16220 (do_spec_1): Add include-fixed directories.
16222 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16224 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16226 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16228 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16231 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16233 * c-common.c (get_priority): Add check for
16234 SUPPORTS_INIT_PRIORITY.
16236 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16238 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16240 * config/bfin/bfin.c: Include "cfglayout.h".
16241 (MAX_LSETUP_DISTANCE): New macro.
16242 (struct loop_info): New members incoming, incoming_src and
16243 incoming_dest. Delete member predecessor.
16244 (length_for_loop): New function.
16245 (bfin_optimize_loop): Handle more different loop structures.
16246 (bfin_discover_loop): Rework detection of predecessor blocks by
16247 examining incoming edges.
16248 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16250 (bfin_reorder_loops): New function.
16251 (bfin_reorg_loops): Use these three new functions.
16253 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16254 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16255 (CONSTRAINT_LEN): Add entry for 'q'.
16256 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16257 Add 'q' constraints.
16258 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16259 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16261 * config/bfin/bfin.md (add_with_carry): New pattern.
16262 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16263 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16264 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16265 support unsigned multiplies too. Removed incorrect commutativity from
16266 operand 1 constraint where appropriate.
16267 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16269 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16270 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16272 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16273 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16274 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16275 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16276 usmulhisi_hh_huh): New patterns.
16278 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16279 lshifthi3): Fix output template to use half reg for operand 2.
16281 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16284 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16286 2007-02-27 Andreas Schwab <schwab@suse.de>
16288 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16290 2007-02-27 Jan Hubicka <jh@suse.cz>
16292 * predict.c (last_basic_block_p): Remove.
16293 (tree_estimate_probability): Update return heuristic for commonized
16296 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16298 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16300 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16302 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16303 * doc/cpp.texi: Standardize title page.
16304 * doc/cppinternals.texi: Likewise.
16305 * doc/gcc.texi: Standardize title page, remove version number
16306 from copyright page.
16307 * doc/gccint.texi: Likewise.
16308 * doc/install.texi: Standardize title page, add table of
16311 2007-02-26 Jan Hubicka <jh@suse.cz>
16313 * predict.def: Set outcomes according to more recent results.
16314 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16315 Remove dead predictors.
16316 * predict.c (return_prediction): Fix pasto.
16318 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16320 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16321 change; avoid a memory leak when returning early.
16323 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16325 * c-decl.c (static_ctors): Move to c-common.c.
16326 (static_dtors): Likewise.
16327 (finish_function): Use c_record_cdtor_fn.
16328 (build_cdtor): Move to c-common.c.
16329 (c_write_global_declarations): Use c_build_cdtor_fns.
16330 * c-common.h (static_ctors): Declare.
16331 (static_dtors): Likewise.
16332 (c_record_cdtor_fn): Likewise.
16333 (c_build_cdtor_fns): Likewise.
16334 * c-common.c (static_ctors): New variable.
16335 (static_dtors): Likewise.
16336 (c_record_cdtor_fn): New function.
16337 (build_cdtor): Move from c-decl.c
16338 (c_build_cdtor_fns): New function.
16340 * output.h (assemble_addr_to_section): Declare.
16341 (get_cdtor_priority_section): Likewise.
16342 * varasm.c (assemble_addr_to_section): New function.
16343 (get_cdtor_priority_section): Likewise.
16344 (default_named_section_asm_out_destructor): Use them.
16345 (destor_dtor_section_asm_out_destructor): Likewise.
16346 (default_named_section_asm_out_constructor): Likewise.
16347 (default_ctor_section_asm_out_constructor): Likewise.
16348 * config.gcc (*-*-vxworks*): Include vxworks.o.
16349 * config/t-vxworks (vxworks.o): New target.
16350 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16351 (TARGET_ASM_CONSTRUCTOR): Define.
16352 (TARGET_ASM_DESTRUCTOR): Likewise.
16353 (vxworks_asm_out_constructor): Declare.
16354 (vxworks_asm_out_destructor): Likewise.
16356 * c-common.c (get_priority): Check that we have not just an
16357 INTEGER_CST, but an integer constant with integeral type.
16359 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16361 PR tree-optimization/30938
16362 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16363 use &dt[nargs-1] instead of &dt[nargs] in the call to
16364 vect_is_simple_use().
16366 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16368 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16369 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16370 Do not attempt to handle MEM inside auto-inc expressions.
16371 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16372 of a register modified by an auto-inc expression. However, do handle
16373 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16374 (elimination_effects): Prohibit elimination of a register modified
16375 by an auto-inc expression. Disable register elimination rules whose
16376 target register is modified by an auto-inc expression with variable
16379 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16381 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16383 (array_at_struct_end_p): New function.
16384 (idx_infer_loop_bounds): Use it.
16385 (estimate_numbers_of_iterations_loop): Export.
16386 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16387 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16388 (tree_estimate_probability): Call record_loop_exits.
16389 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16390 (estimated_loop_iterations, estimated_loop_iterations_int,
16391 estimated_loop_iterations_tree): New functions.
16392 (analyze_siv_subscript_cst_affine,
16393 compute_overlap_steps_for_affine_1_2,
16394 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16395 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16396 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16397 (PRED_LOOP_ITERATIONS_GUESSED): New.
16398 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16399 * cfgloop.h (estimate_numbers_of_iterations_loop,
16400 estimated_loop_iterations_int): Declare.
16402 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16404 * doc/extend.texi: Document optional priority argument to
16405 constructors and destructors.
16406 * tree.c (init_priority_for_decl): Adjust GTY markers.
16407 (init_ttree): Use priority-info hash functions for
16408 init_priority_for_decl.
16409 (tree_map_eq): Rename to ...
16410 (tree_map_base_eq): ... this.
16411 (tree_map_marked_p): Rename to ...
16412 (tree_map_base_marked_p): ... this.
16413 (tree_map_base_hash): New function.
16414 (decl_init_priority_lookup): Rework.
16415 (decl_fini_priority_lookup): New function.
16416 (decl_priority_info): New function.
16417 (decl_init_priority_insert): Use it.
16418 (decl_fini_priority_insert): Likewise.
16419 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16421 (decl_restrict_base_insert): Likewise.
16422 (decl_debug_expr_insert): Likewise.
16423 (decl_value_expr_lookup): Likewise.
16424 (decl_value_expr_insert): Likewise.
16425 * tree.h (priority_type): New type.
16426 (decl_init_priority_lookup): Use priority_type.
16427 (decl_fini_priority_lookup): New function.
16428 (decl_init_priority_insert): Use priority_type.
16429 (decl_fini_priority_insert): New function.
16430 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16431 (DECL_INIT_PRIORITY): Likewise.
16432 (SET_DECL_INIT_PRIORITY): Add comment.
16433 (DECL_FINI_PRIORITY): New macro.
16434 (SET_DECL_FINI_PRIORITY): Likewise.
16435 (DEFAULT_INIT_PRIORITY): Document.
16436 (MAX_INIT_PRIORITY): Likewise.
16437 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16438 (tree_map_base): New type.
16439 (tree_map_base_eq): New function.
16440 (tree_map_base_hash): Likewise.
16441 (tree_map_base_marked_p): Likewise.
16442 (tree_map): Inherit from tree_map_base.
16443 (tree_map_eq): Make it a macro.
16444 (tree_map_marked_p): Likewise.
16445 (tree_int_map): Inherit from tree_map_base.
16446 (tree_int_map_eq): Make it a macro.
16447 (tree_int_map_hash): Likewise.
16448 (tree_int_map_marked_p): Likewise.
16449 (tree_priority_map): New type.
16450 (tree_priority_map_eq): New macro.
16451 (tree_priority_map_hash): Likewise.
16452 (tree_priority_map_marked_p): Likewise.
16453 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16455 (emutls_common_1): Likewise.
16456 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16457 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16458 of tree_map hierarchy.
16459 * tree-cfg.c (move_stmt_r): Likewise.
16460 (new_label_mapper): Likewise.
16461 * c-tree.h (c_expand_body): Move to ...
16462 * c-common.h (c_expand_body): ... here.
16463 * c-decl.c (c_expand_body): Move to ...
16464 * c-common.c (c_expand_body): ... here.
16465 (c_common_attribute_table): Allow 1 argument for the constructor
16466 and destructor attributes.
16467 (get_priority): New function.
16468 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16469 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16471 2007-02-24 Jan Hubicka <jh@suse.cz>
16473 PR middle-end/30509
16474 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16475 copying for inlining.
16477 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16478 Jan Hubicka <jh@suse.cz>
16481 * i386.c (counter_mode): New function.
16482 (expand_set_or_movmem_via_loop): Use it.
16483 (expand_movmem_epilogue): Likewise; fix pasto.
16484 (ix86_expand_movmem): Do emit guard even for constant counts.
16485 (ix86_expand_setmem): Likewise.
16487 2007-02-25 Nick Clifton <nickc@redhat.com>
16489 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16490 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16492 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16495 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16496 count argument with 0x10, not with 0x16.
16497 (expand_setmem_epilogue): Ditto.
16499 2007-02-24 Mike Stump <mrs@apple.com>
16501 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16504 2007-02-24 Richard Guenther <rguenther@suse.de>
16506 PR middle-end/30951
16507 * fold-const.c (fold_binary): Fold x +- CST op x for
16508 EQ_EXPR and NE_EXPR.
16510 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16512 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16514 2007-02-24 Jan Hubicka <jh@suse.cz>
16516 * cgraphunit.c (decide_is_function_needed): Honor
16517 -fkeep-inline-functions.
16519 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16521 * builtins.c (fold_builtin_modf): New.
16522 (fold_builtin_2): Use it.
16524 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16526 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16527 (determine_max_iter): Take additional LOOP arg; all callers changed.
16528 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16529 one using simplifications.
16530 (simplify_using_initial_values): Return if the expression becomes
16531 invalid due to altered regs.
16533 2007-02-23 DJ Delorie <dj@redhat.com>
16535 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16537 2007-02-23 Mike Stump <mrs@apple.com>
16539 * tlink.c (scan_linker_output): Parse linker messages from
16540 darwin9's linker better.
16542 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16545 * varpool.c (varpool_assemble_pending_decls): Set
16546 varpool_last_needed_node to null.
16548 2007-02-23 DJ Delorie <dj@redhat.com>
16550 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16551 alignment bigger than the object file can handle.
16553 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16556 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16557 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16558 (*movsf_1): Penalize MMX moves.
16560 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16562 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16563 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16565 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16567 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16569 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16570 (fold_builtin_1): Use them.
16571 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16572 BUILT_IN_SIGNIFICAND.
16574 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16576 * config/i386/i386.c (bdesc_1arg): Initialize
16577 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16578 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16579 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16580 and IX86_BUILTIN_MOVSLDUP.
16582 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16584 PR rtl-optimization/30841
16585 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16587 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16589 * builtins.c (fold_builtin_frexp): New.
16590 (fold_builtin_2): Use it.
16592 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16594 * doc/invoke.texi (Spec Files): Document getenv spec function.
16596 * gcc.c (getenv_spec_function): New function.
16597 (static_spec_functions): Add it.
16598 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16599 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16602 2007-02-22 Michael Matz <matz@suse.de
16605 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16606 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16608 2007-02-22 Ian Lance Taylor <iant@google.com>
16611 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16612 (mem_loc_descriptor): Call it.
16614 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16615 Ira Rosen <irar@il.ibm.com>
16617 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16619 2007-02-22 Ira Rosen <irar@il.ibm.com>
16621 PR tree-optimization/30843
16622 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16623 stores only after all the group is vectorized.
16625 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16627 PR tree-optimization/30858
16628 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16629 in the reduction cycle have a single use in the loop.
16630 * tree-vectorizer.h (relevant): Add documentation.
16632 2007-02-20 Mike Stump <mrs@apple.com>
16634 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16635 * configure: Regenerate.
16637 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16639 Change the defaults of some parameters and options.
16640 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16641 * config/spu/spu.c (spu_optimization_options): Add.
16642 (spu_override_options): Change params in spu_optimization_options.
16643 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16645 Register 127 is only 16 byte aligned when used as a frame pointer.
16646 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16647 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16648 HARD_FRAME_POINTER_REGNUM.
16649 (spu_legitimate_address): Use regno_aligned_for_reload.
16650 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16651 aligned when frame_pointer_needed is true.
16652 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16654 * config/spu/spu.h (INIT_EXPANDERS): Define.
16656 Make sure shift and rotate instructions have valid immediate operands.
16657 * config/spu/predicates.md (spu_shift_operand): Remove.
16658 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16659 * config/spu/constraints.md (W, O): Extend range.
16660 * config/spu/spu.md (umask, nmask): Define.
16661 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16662 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16663 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16664 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16665 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16666 (lshr<mode>3_reg): Fix rtl description.
16668 Make sure mulhisi immediate operands are valid.
16669 * config/spu/predicates.md (imm_K_operand): Add.
16670 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16672 Generate constants using fsmbi and andi.
16673 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16674 (print_operand, spu_split_immediate, classify_immediate,
16675 fsmbi_const_p): Handle IC_FSMBI2.
16677 Correctly handle a CONST_VECTOR containing symbols.
16678 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16679 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16680 (immediate_load_p): Allow symbols that use 2 instructions to create.
16681 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16682 with symbols when flag_pic is set.
16683 (const_vector_immediate_p): New.
16684 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16685 accept a CONST_VECTOR with symbols.
16686 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16687 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16689 * config/spu/spu.md (high, low): Delete.
16690 (low_<mode>): Define.
16692 Remove INTRmode and INTR_REGNUM, which didn't work.
16693 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16695 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16696 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16697 peephole2 pattern): Don't use INTR or 131.
16698 (movintrcc): Delete.
16699 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16700 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16701 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16702 (UNSPEC_SET_INTR): Add.
16703 * config/spu/spu-modes.def (INTR): Remove.
16705 More accurate warnings about run-time relocations.
16706 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16708 Correctly warn about immediate arguments to specific intrinsics.
16709 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16710 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16711 the instruction predicate.
16713 Fix tree check errors with latest update.
16714 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16716 (spu_expand_builtin): Use CALL_EXPR_FN.
16718 Add missing specific intrinsics.
16719 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16721 * config/spu/spu_internals.h: Ditto.
16723 Fix incorrect operand modifiers.
16724 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16725 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16727 Optimize one case of zero_extend of a vec_select.
16728 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16730 Accept any immediate for hbr.
16731 * config/spu/spu.md (hbr): Change s constraints to i.
16733 2007-02-21 Paul Brook <paul@codesourcery.com>
16735 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16736 condexec_count when skipping USE and CLOBBER.
16738 2007-02-21 Nick Clifton <nickc@redhat.com>
16740 * common.opt (Warray-bounds): Add Warning attribute.
16741 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16743 (fsized-zeroes): Add Optimization attribute.
16744 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16745 * c.opt (Wc++0x-compat): Add Warning attribute.
16747 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16749 PR middle-end/30761
16750 * reload1.c (eliminate_regs_in_insn): In the single_set special
16751 case, attempt to re-recognize the insn before falling back to
16752 having reload fix it up.
16754 2007-02-20 Eric Christopher <echristo@gmail.com>
16756 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16757 Rewrite accordingly.
16758 (frv_read_iacc_argument): Ditto.
16759 (frv_expand_set_builtin): Take a call instead of arglist, update for
16761 (frv_expand_unop_builtin): Ditto.
16762 (frv_expand_binop_builtin): Ditto.
16763 (frv_expand_cut_builtin): Ditto.
16764 (frv_expand_binopimm_builtin): Ditto.
16765 (frv_expand_voidbinop_builtin): Ditto.
16766 (frv_expand_int_void2arg): Ditto.
16767 (frv_expand_prefetches): Ditto.
16768 (frv_expand_voidtriop_builtin): Ditto.
16769 (frv_expand_voidaccop_builtin): Ditto.
16770 (frv_expand_load_builtin): Ditto.
16771 (frv_expand_store_builtin): Ditto.
16772 (frv_expand_mdpackh_builtin): Ditto.
16773 (frv_expand_mclracc_builtin): Ditto.
16774 (frv_expand_mrdacc_builtin): Ditto.
16775 (frv_expand_mwtacc_builtin): Ditto.
16776 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16779 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16781 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16782 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16784 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16785 point instructions.
16786 * configure: Regenerate.
16787 * config.in: Regenerate.
16788 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16789 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16790 masks to power6 and power6x and to POWERPC_MASKS.
16791 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16793 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16794 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16795 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16796 Access PROTOTYPE as variable, not mask.
16798 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16800 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16801 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16802 * combine.c (adjust_for_new_dest): Use it.
16803 * postreload.c (reload_combine): Likewise.
16805 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16807 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16808 notes on an insn with multiple sets, even if single_set returns
16809 non-NULL for that insn.
16811 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16813 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16814 scalbn and scalbln.
16816 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16818 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16819 if user didn't pass it.
16820 * config/i386/darwin.h (CC1_SPEC): Likewise.
16821 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16822 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16823 -mmacosx-version-min.
16825 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16826 Uros Bizjak <ubizjak@gmail.com>
16828 * optabs.h (enum optab_index): Add new OTI_scalb.
16829 (scalb_optab): Define corresponding macro.
16830 * optabs.c (init_optabs): Initialize scalb_optab.
16831 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16833 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16834 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16835 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16836 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16837 flag_unsafe_math_optimizations is set.
16839 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16840 to implement scalbf, scalb and scalbl built-ins as inline x87
16843 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16844 DJ Delorie <dj@redhat.com>
16847 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16848 (diagnostic_report_diagnostic): ... here, and turn them into real
16849 errors. If warnings are inhibited, no need to do anything.
16851 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16853 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16854 better code generation.
16856 2007-02-20 Ben Elliston <bje@au.ibm.com>
16858 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16860 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16862 * config/alpha/alpha.c, config/alpha/alpha.md,
16863 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16864 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16865 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16866 config/arm/lib1funcs.asm: Follow spelling conventions.
16868 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16869 config/fr30/fr30.md, config/i386/i386.h,
16870 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16871 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16872 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16873 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16874 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16875 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16876 config/sparc/sparc.c, config/sparc/sparc.h,
16877 config/sparc/sparc.md, config/spu/constraints.md,
16878 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16881 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16884 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16887 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16889 * doc/invoke.texi (-ftree-lrs): Remove.
16891 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16893 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16896 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16898 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16899 new CALL_EXPR_FN macro for retrieving the function
16900 declaration of the input expression.
16902 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16904 * c.opt (Waddress): New.
16905 * common.opt (Walways-true): Delete.
16906 (Wstring-literal-comparison): Delete.
16907 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16908 -Wstring-literal-comparison. Add -Waddress.
16910 (Walways-true): Delete.
16911 (Wstring-literal-comparison): Delete.
16912 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16913 consistently instead of -Walways-true in example.
16914 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16915 * c-typeck.c (parser_build_binary_op): Replace
16916 -Wstring-literal-comparison and -Walways-true with -Waddress.
16917 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16920 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16922 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16923 without DECL_STRUCT_FUNCTION initialized.
16925 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16927 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16928 due to calls to functions taking pointers as parameters.
16930 2007-02-19 Richard Henderson <rth@redhat.com>
16933 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16936 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16938 * config/s390/s390.c (s390_call_saved_register_used,
16939 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16940 accessed to the new scheme.
16942 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16944 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16945 (cris_print_index, cris_print_operand, cris_print_operand_address)
16946 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16947 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16948 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16949 GET_CODE () == xxx.
16950 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16951 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16952 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16953 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16954 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16955 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16956 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16957 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16958 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16959 (uminsi3, call, call_value): Ditto.
16960 (define_split: indir_to_reg_split, unnamed): Ditto.
16962 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16964 PR tree-optimization/30975
16965 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16968 2007-02-18 Eric Christopher <echristo@gmail.com>
16970 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16971 Remove use of arglist.
16972 (mips_expand_builtin): Remove use of arglist, pass in expr.
16973 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16974 (mips_expand_builtin_movtf): Ditto.
16975 (mips_expand_builtin_compare): Ditto.
16977 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16979 * tree-sra.c (sra_build_assignment): Replace assertion
16980 checking with a comment explaining why it can't be done.
16982 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16984 PR middle-end/30833
16985 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16986 during CALL_EXPR representation conversion.
16987 * tree-ssa-propagate.c (set_rhs): Likewise.
16989 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16991 * tree-sra.c (sra_build_assignment): Disable assertion checking
16994 2007-02-18 Roger Sayle <roger@eyesopen.com>
16996 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16997 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16998 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17000 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17001 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17002 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17003 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17004 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17005 force_gimple_operand): Likewise.
17006 * ipa-cp.c (constant_val_insert): Likewise.
17007 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17008 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17009 perfect_nestify): Likewise.
17010 * langhooks.c (lhd_omp_assignment): Likewise.
17011 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17012 lower_copyprivate_clauses, lower_send_clauses,
17013 lower_send_shared_vars, expand_parallel_call,
17014 expand_omp_for_generic, expand_omp_for_static_nochunk,
17015 expand_omp_for_static_chunk, expand_omp_sections,
17016 lower_omp_single_copy, lower_omp_for_lastprivate,
17017 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17018 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17019 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17022 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17024 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17025 config/sh/sh.md: Follow spelling conventions.
17027 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17028 config/frv/predicates.md: Follow spelling conventions.
17030 * config/m68k/linux-unwind.h: Fix a comment typo.
17031 * target.h: Follow spelling conventions.
17033 2007-02-18 Roger Sayle <roger@eyesopen.com>
17035 PR rtl-optimization/28173
17036 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17037 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17038 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17039 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17040 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17042 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17044 * builtins.c (fold_builtin_load_exponent): New.
17045 (fold_builtin_2): Use it.
17047 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17049 PR rtl-optimization/30773
17050 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17051 if we fail to attach a REG_EQUIV note.
17053 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17054 Roger Sayle <roger@eyesopen.com>
17056 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17058 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17060 * calls.c (initialize_argument_information): Pass original EXP
17061 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17062 code to split complex arguments here, as part of initializing the
17064 (expand_call): Remove code that builds a list of arguments and
17065 inserts implicit arguments into it. Instead, just count how many
17066 implicit arguments there will be so we can determine the size of
17067 the ARGS array, and let initialize_argument_information do the work.
17068 (split_complex_values): Delete unused function.
17070 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17072 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17074 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17076 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17077 for arg pointer based indexed addressing.
17079 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17081 * config/ia64/ia64.h, config/ia64/ia64.md,
17082 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17083 spelling conventions.
17085 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17087 * config/m68k/m68k.c (split_di): New.
17088 * config/m68k/m68k-protos.h: Declare split_di.
17089 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17090 Improve predicate handling and split constant shifts.
17092 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17094 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17095 parameter for register bitfield operations, general predicates
17098 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17100 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17101 * config/m68k/linux-unwind.h: New file.
17103 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17105 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17106 config/i386/athlon.md, config/ia64/ia64.md,
17107 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17108 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17109 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17110 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17111 tree-vect-transform.c: Fix comment typos.
17113 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17115 * sched-deps.c (find_insn_list): Remove.
17116 * sched-int.h: Remove the prototype for find_insn_list.
17118 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17120 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17122 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17123 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17124 darwin_rs6000_override_options.
17125 (C_COMMON_OVERRIDE_OPTIONS): Expect
17126 darwin_macosx_version_min to be non-NULL always.
17127 (TARGET_C99_FUNCTIONS): Likewise.
17128 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17129 (DARWIN_MINVERSION_SPEC): New.
17130 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17131 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17133 (DARWIN_MINVERSION_SPEC): New.
17134 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17136 * config/darwin-c.c (darwin_cpp_builtins): Expect
17137 darwin_macosx_version_min to be non-NULL always.
17139 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17141 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17143 * config/i386/i386.h (x86_use_xchgb): New.
17144 (TARGET_USE_XCHGB): New macro.
17145 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17146 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17147 Split after reload into bswaphi for shifts of 8.
17148 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17149 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17150 or when optimizing for size.
17152 2007-02-16 Richard Guenther <rguenther@suse.de>
17153 Christian Bruel <christian.bruel@st.com>
17155 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17156 DECLs but prefer SSA_NAMEs over DECLs.
17158 2007-02-16 Richard Guenther <rguenther@suse.de>
17160 * tree-flow-inline.h (single_imm_use_p): Remove.
17161 (zero_imm_uses_p): Likewise.
17162 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17163 instead of single_imm_use_p.
17164 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17167 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17170 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17171 nested double- and backquotes.
17173 2007-02-15 Roger Sayle <roger@eyesopen.com>
17175 PR middle-end/30391
17176 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17177 should be unreachable.
17178 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17179 For the time being redirect GIMPLE_MODIFY_STMT to the new
17180 (renamed) build_gimple_modify_stmt_stat.
17181 (build2_gimple_stat): Rename to...
17182 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17183 Always build a GIMPLE_MODIFY_STMT node.
17184 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17185 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17188 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17189 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17190 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17191 expand_complex_div_wide): Likewise.
17192 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17193 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17194 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17195 * tree-ssa-loop-manip.c (create_iv): Likewise.
17196 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17197 abs_replacement): Likewise.
17198 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17199 realify_fake_stores): Likewise.
17201 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17202 node rather than a GIMPLE_MODIFY_STMT node.
17203 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17204 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17206 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17207 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17208 GIMPLE_MODIFY_STMT.
17210 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17212 PR middle-end/30433
17213 * fold-const.c (fold_comparison): Add back the
17214 folding of constant complex comparisions.
17216 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17218 PR middle-end/30729
17219 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17220 effects unknown to this function, return early.
17222 2007-02-15 Ian Lance Taylor <iant@google.com>
17224 * lower-subreg.c (move_eh_region_note): New static function.
17225 (resolve_simple_move): Call it.
17226 (decompose_multiword_subregs): Track blocks for which we resolve a
17227 simple move which is also a control flow insn. Pass them to
17228 find_many_sub_basic_blocks.
17229 (pass_lower_subreg): Add TODO_verify_flow.
17230 (pass_lower_subreg2): Likewise.
17232 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17233 Brooks Moses <brooks.moses@codesourcery.com>
17234 Lee Millward <lee.millward@codesourcery.com>
17236 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17237 (VL_EXP_CLASS_P): New.
17238 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17240 (TREE_OPERAND_CHECK_CODE): Likewise.
17241 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17242 (TREE_RTL_OPERAND_CHECK): Likewise.
17243 (tree_operand_check_failed): Make second parameter the whole tree
17244 instead of its code. Fixed callers.
17245 (VL_EXP_CHECK): New.
17246 (TREE_OPERAND_LENGTH): New.
17247 (VL_EXP_OPERAND_LENGTH): New.
17248 (CALL_EXPR_FN): New.
17249 (CALL_EXPR_STATIC_CHAIN): New.
17250 (CALL_EXPR_ARGS): New.
17251 (CALL_EXPR_ARG): New.
17252 (call_expr_nargs): New.
17253 (CALL_EXPR_ARGP): New.
17254 (build_nt_call_list): Declare.
17255 (build_vl_exp_stat): Declare.
17256 (build_vl_exp): New.
17257 (build_call_list): Declare.
17258 (build_call_nary): Declare.
17259 (build_call_valist): Declare.
17260 (build_call_array): Declare.
17261 (call_expr_arg): Declare.
17262 (call_expr_argp): Declare.
17263 (call_expr_arglist): Declare.
17264 (fold_build_call_list): Declare.
17265 (fold_build_call_list_initializer): Declare.
17266 (fold_call_expr): Declare to replace fold_builtin.
17267 (fold_builtin_fputs): Update to agree with modified definition.
17268 (fold_builtin_strcpy): Likewise.
17269 (fold_builtin_strncpy): Likewise.
17270 (fold_builtin_memory_chk): Likewise.
17271 (fold_builtin_stxcpy_chk): Likewise.
17272 (fold_builtin_strncpy_chk): Likewise.
17273 (fold_builtin_next_arg): Likewise.
17274 (fold_build_call_expr): Declare.
17275 (fold_builtin_call_list): Declare.
17276 (fold_builtin_call_valist): Declare.
17277 (build_call_expr): Declare.
17278 (validate_arglist): Update to agree with modified definition.
17279 (tree_operand_length): New.
17280 (call_expr_arg_iterator): New.
17281 (init_call_expr_arg_iterator): New.
17282 (next_call_expr_arg): New.
17283 (first_call_expr_arg): New.
17284 (more_call_expr_args_p): New.
17285 (FOR_EACH_CALL_EXPR_ARG): New.
17287 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17288 and tcc_gimple_stmt.
17289 (tree_code_size): Update documentation. Use sizeof (tree) rather
17290 than sizeof (char *).
17291 (tree_size): Likewise. Add case for tcc_vl_exp.
17292 (tree_node_structure): Add case for tcc_vl_exp.
17293 (contains_placeholder_p): Likewise.
17294 (substitute_in_expr): Likewise.
17295 (substitute_placeholder_in_expr): Likewise.
17296 (stabilize_reference_1): Likewise.
17297 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17298 to diagnose breakage of this interface for constructing CALL_EXPRs.
17299 (build_nt): Add similar assertion here.
17300 (build_nt_call_list): New.
17301 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17302 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17304 (get_callee_fndecl): Use new CALL_EXPR accessors.
17305 (tree_operand_check_failed): Change parameters to pass entire node
17306 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17307 (process_call_operands): New.
17308 (build_vl_exp_stat): New.
17309 (build_call_list): New.
17310 (build_call_nary): New.
17311 (build_call_valist): New.
17312 (build_call_array): New.
17313 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17314 (call_expr_arglist): New.
17316 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17317 tcc_vl_exp instead of a fixed-size tcc_expression.
17319 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17320 accessors for CALL_EXPRs.
17321 (AGGR_INIT_EXPR): Likewise.
17323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17324 Brooks Moses <brooks.moses@codesourcery.com>
17325 Lee Millward <lee.millward@codesourcery.com>
17327 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17328 (expand_builtin_nonlocal_goto): Change parameter to be entire
17329 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17330 (expand_builtin_prefetch): Likewise.
17331 (expand_builtin_classify_type): Likewise.
17332 (mathfn_built_in): Return NULL_TREE instead of 0.
17333 (expand_errno_check): Use new CALL_EXPR accessors.
17334 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17335 Return NULL_RTX instead of 0.
17336 (expand_builtin_mathfn_2): Likewise.
17337 (expand_builtin_mathfn_3): Likewise.
17338 (expand_builtin_interclass_mathfn): Likewise.
17339 (expand_builtin_sincos): Likewise.
17340 (expand_builtin_cexpi): Likewise.
17341 (expand_builtin_int_roundingfn): Likewise.
17342 (expand_builtin_int_roundingfn_2): Likewise.
17343 (expand_builtin_pow): Likewise.
17344 (expand_builtin_powi): Likewise.
17345 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17346 of arglist, fixing callers appropriately. Use new CALL_EXPR
17347 accessors and constructors. Return NULL_RTX instead of 0.
17348 (expand_builtin_strstr): Likewise.
17349 (expand_builtin_strchr): Likewise.
17350 (expand_builtin_strrchr): Likewise.
17351 (expand_builtin_strpbrk): Likewise.
17352 (expand_builtin_memcpy): Likewise.
17353 (expand_builtin_mempcpy): Likewise.
17354 (expand_builtin_mempcpy_args): New.
17355 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17356 (expand_builtin_memmove_args): New.
17357 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17358 (expand_movstr): Likewise.
17359 (expand_builtin_strcpy): Likewise.
17360 (expand_builtin_strcpy_args): New.
17361 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17362 (expand_builtin_strncpy): Likewise.
17363 (expand_builtin_memset): Likewise.
17364 (expand_builtin_memset_args): New.
17365 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17366 (expand_builtin_memcmp): Likewise.
17367 (expand_builtin_strcmp): Likewise.
17368 (expand_builtin_strncmp): Likewise.
17369 (expand_builtin_strcat): Likewise.
17370 (expand_builtin_strncat): Likewise.
17371 (expand_builtin_strspn): Likewise.
17372 (expand_builtin_strcspn): Likewise.
17373 (expand_builtin_args_info): Likewise.
17374 (expand_builtin_va_start): Likewise.
17375 (gimplify_va_arg_expr): Likewise.
17376 (expand_builtin_va_end): Likewise.
17377 (expand_builtin_va_copy): Likewise.
17378 (expand_builtin_frame_address): Likewise.
17379 (expand_builtin_alloca): Likewise.
17380 (expand_builtin_bswap): Likewise.
17381 (expand_builtin_unop): Likewise.
17382 (expand_builtin_fputs): Likewise.
17383 (expand_builtin_expect): Likewise.
17384 (expand_builtin_fabs): Likewise.
17385 (expand_builtin_copysign): Likewise.
17386 (expand_builtin_printf): Likewise.
17387 (expand_builtin_fprintf): Likewise.
17388 (expand_builtin_sprintf): Likewise.
17389 (expand_builtin_init_trampoline): Likewise.
17390 (expand_builtin_signbit): Likewise.
17391 (expand_builtin_fork_or_exec): Likewise.
17392 (expand_builtin_sync_operation): Likewise.
17393 (expand_builtin_compare_and_swap): Likewise.
17394 (expand_builtin_lock_test_and_set): Likewise.
17395 (expand_builtin_lock_release): Likewise.
17396 (expand_builtin): Likewise.
17397 (builtin_mathfn_code): Likewise.
17399 (fold_builtin_constant_p): Pass call arguments individually instead
17400 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17401 accessors and constructors. Return NULL_TREE instead of 0.
17402 (fold_builtin_expect): Likewise.
17403 (fold_builtin_classify_type): Likewise.
17404 (fold_builtin_strlen): Likewise.
17405 (fold_builtin_nan): Likewise.
17406 (integer_valued_real_p): Likewise.
17407 (fold_trunc_transparent_mathfn): Likewise.
17408 (fold_fixed_mathfn): Likewise.
17409 (fold_builtin_cabs): Likewise.
17410 (fold_builtin_sqrt): Likewise.
17411 (fold_builtin_cbrt): Likewise.
17412 (fold_builtin_cos): Likewise.
17413 (fold_builtin_cosh): Likewise.
17414 (fold_builtin_tan): Likewise.
17415 (fold_builtin_sincos): Likewise.
17416 (fold_builtin_cexp): Likewise.
17417 (fold_builtin_trunc): Likewise.
17418 (fold_builtin_floor): Likewise.
17419 (fold_builtin_ceil): Likewise.
17420 (fold_builtin_round): Likewise.
17421 (fold_builtin_int_roundingfn): Likewise.
17422 (fold_builtin_bitop): Likewise.
17423 (fold_builtin_bswap): Likewise.
17424 (fold_builtin_logarithm): Likewise.
17425 (fold_builtin_hypot): Likewise.
17426 (fold_builtin_pow): Likewise.
17427 (fold_builtin_powi): Likewise.
17428 (fold_builtin_exponent): Likewise.
17429 (fold_builtin_memset): Likewise.
17430 (fold_builtin_bzero): Likewise.
17431 (fold_builtin_memory_op): Likewise.
17432 (fold_builtin_bcopy): Deleted; call site changed to invoke
17433 fold_builtin_memory_op directly.
17434 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17435 (fold_builtin_strncpy): Likewise.
17436 (fold_builtin_memcmp): Likewise.
17437 (fold_builtin_strcmp): Likewise.
17438 (fold_builtin_strncmp): Likewise.
17439 (fold_builtin_signbit): Likewise.
17440 (fold_builtin_copysign): Likewise.
17441 (fold_builtin_isascii): Likewise.
17442 (fold_builtin_toascii): Likewise.
17443 (fold_builtin_isdigit): Likewise.
17444 (fold_builtin_fabs): Likewise.
17445 (fold_builtin_abs): Likewise.
17446 (fold_builtin_fmin_fmax): Likewise.
17447 (fold_builtin_carg): Likewise.
17448 (fold_builtin_classify): Likewise.
17449 (fold_builtin_unordered_cmp): Likewise.
17451 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17452 New functions split out from fold_builtin_1.
17453 (fold_builtin_n): New.
17454 (fold_builtin_varargs): New.
17455 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17457 (fold_call_expr): New.
17458 (build_function_call_expr): Rewrite to use new helper function.
17459 (fold_builtin_call_list): New.
17460 (build_call_expr): New.
17461 (fold_builtin_call_valist): New.
17462 (rewrite_call_expr): New.
17463 (validate_arg): New.
17464 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17465 of an arglist. Change return type to bool. Use new CALL_EXPR
17468 (fold_builtin_strstr): Pass call arguments individually instead
17469 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17470 accessors and constructors. Return NULL_TREE instead of 0.
17471 (fold_builtin_strchr): Likewise.
17472 (fold_builtin_strrchr): Likewise.
17473 (fold_builtin_strpbrk): Likewise.
17474 (fold_builtin_strcat): Likewise.
17475 (fold_builtin_strncat): Likewise.
17476 (fold_builtin_strspn): Likewise.
17477 (fold_builtin_strcspn): Likewise.
17478 (fold_builtin_fputs): Likewise.
17479 (fold_builtin_next_arg): Likewise.
17480 (fold_builtin_sprintf): Likewise.
17482 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17483 NULL_RTX instead of 0.
17484 (expand_builtin_memory_chk): Likewise.
17485 (maybe_emit_chk_warning): Likewise.
17486 (maybe_emit_sprintf_chk_warning): Likewise.
17488 (fold_builtin_object_size): Pass call arguments individually instead
17489 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17490 accessors and constructors. Return NULL_TREE instead of 0.
17491 (fold_builtin_memory_chk): Likewise.
17492 (fold_builtin_stxcpy_chk): Likewise.
17493 (fold_builtin_strncpy_chk): Likewise.
17494 (fold_builtin_strcat_chk): Likewise.
17495 (fold_builtin_strcat_chk): Likewise.
17496 (fold_builtin_strncat_chk): Likewise.
17497 (fold_builtin_sprintf_chk): Likewise.
17498 (fold_builtin_snprintf_chk): Likewise.
17499 (fold_builtin_printf): Likewise.
17500 (fold_builtin_vprintf): Likewise.
17502 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17504 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17505 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17506 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17507 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17508 (fold_unary): Likewise.
17509 (fold_binary): Likewise.
17510 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17511 ternary expressions.
17512 (fold): Add logic for tcc_vl_exp.
17513 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17515 (fold_build3_stat): Add assertion to flag broken interface for
17516 constructing CALL_EXPRs.
17517 (fold_build_call_list): New.
17518 (fold_build_call_list_initializer): New.
17519 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17521 (fold_strip_sign_ops): Likewise.
17523 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17524 Brooks Moses <brooks.moses@codesourcery.com>
17525 Lee Millward <lee.millward@codesourcery.com>
17527 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17528 accessors and dump arguments explicitly.
17530 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17532 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17534 (print_call_name): Use new CALL_EXPR accessors.
17536 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17537 CALL_EXPR arguments explicitly instead of as a list. Use
17538 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17540 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17541 (vrp_visit_stmt): Likewise.
17543 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17544 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17546 (force_move_till_expr): Likewise.
17548 * targhooks.c (default_external_stack_protect_fail): Use
17549 build_call_expr instead of build_function_call_expr.
17550 (default_hidden_stack_protect_fail): Likewise.
17552 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17555 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17556 and walk arguments explicitly.
17558 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17559 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17560 (expand_simple_operations): Likewise.
17561 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17563 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17564 of TREE_CODE_LENGTH.
17565 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17567 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17568 instead of TREE_CODE_LENGTH.
17570 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17571 (tree_ic_transform): Likewise.
17572 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17573 parameter instead of arglist. Fix callers.
17574 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17575 (tree_stringops_transform): Likewise.
17576 (tree_indirect_call_to_profile): Likewise.
17577 (tree_stringops_values_to_profile): Likewise.
17579 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17580 (eliminate_tail_call): Likewise.
17582 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17584 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17585 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17587 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17589 * omp-low.c (build_omp_barrier): Use build_call_expr.
17590 (lower_rec_input_clauses): Likewise.
17591 (lower_reduction_clauses): Likewise.
17592 (expand_parallel_call): Likewise.
17593 (maybe_catch_exception): Likewise.
17594 (expand_omp_for_generic): Likewise.
17595 (expand_omp_for_static_nochunk): Likewise.
17596 (expand_omp_sections): Likewise.
17597 (lower_omp_single_simple): Likewise.
17598 (lower_omp_single_copy): Likewise.
17599 (lower_omp_master): Likewise.
17600 (lower_omp_ordered): Likewise.
17601 (lower_omp_critical): Likewise.
17603 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17604 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17606 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17607 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17608 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17610 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17611 and generalize to handle any number of operands.
17612 (chrec_contains_undetermined): Likewise.
17613 (tree_contains_chrecs): Likewise.
17614 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17616 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17618 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17619 fold_call_expr instead of fold_builtin.
17620 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17621 match declarations there.
17622 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17625 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17626 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17628 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17629 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17631 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17634 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17635 (execute_cse_sincos): Use new CALL_EXPR accessors.
17637 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17639 * gimple-low.c (lower_function_body): Use build_call_expr.
17640 (lower_builtin_setjmp): Likewise.
17642 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17643 (set_storage_via_libcall): Likewise.
17644 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17645 instead of TREE_CODE_LENGTH.
17646 (expand_expr_real_1): Use new CALL_EXPR accessors.
17648 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17649 generalize to handle any number of operands.
17650 (TB_parent_eq): Likewise.
17652 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17653 (strip_builtin_expect): Likewise.
17655 * function.c (gimplify_parameters): Use build_call_expr.
17657 * tree-vectorizer.c (vect_is_simple_reduction): Use
17658 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17660 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17661 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17663 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17666 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17667 (gimplify_decl_expr): Likewise.
17668 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17669 Use new CALL_EXPR iterators.
17670 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17671 (gimplify_modify_expr_to_memset): Likewise.
17672 (gimplify_variable_sized_compare): Likewise.
17673 (gimplify_omp_atomic_fetch_op): Likewise.
17674 (gimplify_omp_atomic_pipeline): Likewise.
17675 (gimplify_omp_atomic_mutex): Likewise.
17676 (gimplify_function_tree): Likewise.
17678 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17679 (call_expr_flags): Likewise.
17680 (expand_call): Likewise.
17682 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17683 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17686 * coverage.c (create_coverage): Use build_call_expr.
17688 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17689 (temp_call_expr_obstack): New.
17690 (pool_copy_list): Delete.
17691 (temp_copy_call_expr): New.
17692 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17693 CALL_EXPR accessors. Get rid of special goo for copying argument
17694 lists and use temp_copy_call_expr instead.
17695 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17696 CALL_EXPR accessors.
17697 (create_expression_by_pieces): Likewise. Use build_call_array
17698 to construct the result instead of fold_build3.
17699 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17700 dealing with argument lists.
17701 (init_pre): Remove references to expression_node_pool and
17702 list_node_pool. Init temp_call_expr_obstack instead.
17703 (fini_pre): Remove references to expression_node_pool and
17706 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17707 and walk arguments explicitly instead of as a list.
17709 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17710 (mx_register_decls): Likewise.
17711 (mudflap_register_call): Likewise.
17712 (mudflap_finish_file): Likewise.
17714 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17715 (ipa_callsite_compute_param): Likewise.
17717 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17718 accessors and constructor.
17720 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17721 accessors and constructor.
17722 (convert_tramp_reference): Likewise.
17723 (convert_call_expr): Likewise.
17724 (finalize_nesting_tree_1): Likewise.
17726 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17729 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17731 * tree-inline.c (initialize_inlined_parameters): Pass entire
17732 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17734 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17735 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17737 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17738 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17739 (vectorizable_reduction): Likewise.
17740 (vectorizable_call): Use new CALL_EXPR iterators.
17741 (vectorizable_conversion): Use build_call_expr.
17742 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17743 (vect_gen_widened_results_half): Use build_call_expr.
17744 (vect_setup_realignment): Likewise.
17745 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17747 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17748 (pass_through_call): Likewise.
17749 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17752 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17753 (tree_gen_pow2_profiler): Likewise.
17754 (tree_gen_one_value_profiler): Likewise.
17755 (tree_gen_ic_func_profiler): Likewise.
17756 (tree_gen_average_profiler): Likewise.
17757 (tree_gen_ior_profiler): Likewise.
17759 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17760 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17761 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17763 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17764 of TREE_CODE_LENGTH.
17766 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17767 of TREE_CODE_LENGTH.
17769 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17771 (convert_to_integer): Likewise.
17773 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17776 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17777 Brooks Moses <brooks.moses@codesourcery.com>
17778 Lee Millward <lee.millward@codesourcery.com>
17780 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17782 * config/frv/frv.c (frv_expand_builtin): Likewise.
17783 * config/s390/s390.c (s390_expand_builtin): Likewise.
17785 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17786 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17788 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17789 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17790 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17791 (ix86_expand_store_builtin): Likewise.
17792 (ix86_expand_unop_builtin): Likewise.
17793 (ix86_expand_unop1_builtin): Likewise.
17794 (ix86_expand_sse_compare): Likewise.
17795 (ix86_expand_sse_comi): Likewise.
17796 (ix86_expand_vec_init_builtin): Likewise.
17797 (ix86_expand_vec_ext_builtin): Likewise.
17798 (ix86_expand_vec_set_builtin): Likewise.
17799 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17801 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17802 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17804 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17805 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17806 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17808 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17810 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17811 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17812 arglist. Use new CALL_EXPR accessors. Fix callers.
17813 (altivec_expand_abs_builtin): Likewise.
17814 (rs6000_expand_binop_builtin): Likewise.
17815 (altivec_expand_predicate_builtin): Likewise.
17816 (altivec_expand_lv_builtin): Likewise.
17817 (spe_expand_stv_builtin): Likewise.
17818 (altivec_expand_stv_builtin): Likewise.
17819 (rs6000_expand_ternop_builtin): Likewise.
17820 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17821 (altivec_expand_st_builtin): Likewise.
17822 (altivec_expand_dst_builtin): Likewise.
17823 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17824 arglist. Use new CALL_EXPR accessors. Fix callers.
17825 (altivec_expand_vec_set_builtin): Likewise.
17826 (altivec_expand_vec_ext_builtin): Likewise.
17827 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17828 (spe_expand_builtin): Likewise.
17829 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17830 arglist. Use new CALL_EXPR accessors. Fix callers.
17831 (spe_expand_evsel_builtin): Likewise.
17832 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17833 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17835 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17836 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17837 (arm_expand_unop_builtin): Likewise.
17838 (arm_expand_builtin): Use new CALL_EXPR accessors.
17840 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17843 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17844 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17846 (bfin_expand_unop_builtin): Likewise.
17847 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17849 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17850 Brooks Moses <brooks.moses@codesourcery.com>
17851 Lee Millward <lee.millward@codesourcery.com>
17853 * c-semantics.c (build_stmt): Add internal diagnostic check.
17855 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17856 accessors. Print arguments explicitly instead of as a list.
17858 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17860 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17861 (c_finish_omp_flish): Likewise.
17863 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17864 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17865 instead of TREE_CODE_LENGTH.
17866 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17867 (c_warn_unused_result): Likewise.
17869 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17872 * doc/invoke.texi (Warning Options): Remove
17873 -Werror-implicit-function-declaration.
17874 (Wimplicit-function-declaration): Update description.
17875 * opts.c (common_handle_option): Move handling of -Werror=* to...
17876 (enable_warning_as_error): ...here.
17877 * opts.h (enable_warning_as_error): Declare.
17878 * c-decl.c (implicit_decl_warning): Unless
17879 -Wno-implicit-function-declaration is given, emit a pedwarn if
17880 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17881 * c.opt (Wimplicit-function-declaration): Replace
17882 mesg_implicit_function_declaration with
17883 warn_implicit_function_declaration.
17884 * c-opts.c (c_common_handle_option):
17885 -Werror-implicit-function-declaration is exactly equal as
17886 -Werror=implicit-function-declaration.
17887 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17888 warn_implicit_function_declaration.
17889 (c_common_post_options): -Wimplict-function-declaration is enabled
17890 by default by -std=c99, otherwise is disabled by default.
17891 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17893 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17895 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17896 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17897 former is ignored but not the latter.
17899 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17901 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17902 is made and the reference doesn't use the alias set of its type,
17903 do not create the temporary using that type.
17905 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17907 * jump.c: Remove prototypes for delete_computation and
17908 delete_prior_computation.
17910 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17912 * jump.c (get_label_after): Delete.
17913 (get_label_before, delete_computation, delete_jump,
17914 delete_prior_computation, follow_jumps): Move...
17915 * reorg.c (delete_computation, delete_prior_computation): ... here...
17916 (get_label_before, delete_jump): ... making these static ...
17917 (follow_jumps): ... and simplifying this since it only runs after
17919 * rtl.h (get_label_after, get_label_before, delete_jump,
17920 follow_jumps): Delete prototypes.
17922 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17924 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17926 2007-02-15 Nick Clifton <nickc@redhat.com>
17928 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17929 order to prevent it from being munged by the target.
17931 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17933 * config/i386/i386.md: Remove misleading comment.
17935 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17937 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17938 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17941 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17943 * tree-sra.c (instantiate_missing_elements): Canonicalize
17945 (sra_build_assignment): New.
17946 (generate_copy_inout, generate_element_copy,
17947 generate_element_zero, generate_one_element_init): Use it.
17949 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17951 * tree-sra.c (instantiate_missing_elements): Canonicalize
17953 (sra_build_assignment): New.
17954 (generate_copy_inout, generate_element_copy,
17955 generate_element_zero, generate_one_element_init): Use it.
17957 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17959 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17962 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17964 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17965 types as aggregates not scalars.
17966 * function.c (assign_stack_temp_for_type): Likewise.
17968 2007-02-14 Roger Sayle <roger@eyesopen.com>
17969 Zdenek Dvorak <dvorakz@suse.cz>
17971 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17974 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17976 * passes.c (next_pass_1): Clear the next field of the copied
17979 2007-02-14 Richard Henderson <rth@redhat.com>
17981 * tree-sra.c (early_sra): New.
17982 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17983 (tree_sra_early, pass_sra_early): New.
17984 * tree-pass.h (pass_sra_early): Declare.
17985 * passes.c (init_optimization_passes): Use it.
17987 2007-02-14 Richard Guenther <rguenther@suse.de>
17989 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17991 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17993 PR tree-optimization/30771
17994 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17996 (vect_analyze_operations): Induction phis can now be marked as
17998 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17999 Update documentation accordingly.
18001 2007-02-14 Nick Clifton <nickc@redhat.com>
18003 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18004 most 3 arguments are supported.
18005 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18007 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18009 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18010 Ensure dst->current is valid.
18012 2007-02-13 Paul Brook <paul@codesourcery.com>
18014 * config.gcc: Add arm*-*-uclinux-*eabi.
18015 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18016 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18017 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18018 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18019 (LINK_SPEC): Define.
18020 (LIB_SPEC): Define.
18021 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18023 * config/arm/uclinux-eabi.h: New file.
18024 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18025 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18028 2007-02-13 Ian Lance Taylor <iant@google.com>
18030 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18031 * flags.h (warn_strict_overflow): Declare.
18032 (enum warn_strict_overflow_code): Define.
18033 (issue_strict_overflow_warning): New static inline function.
18034 * opts.c (warn_strict_overflow): New variable.
18035 (common_handle_option): Handle OPT_Wstrict_overflow and
18036 OPT_Wstrict_overflow_.
18037 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18039 * fold-const.c: Include intl.h.
18040 (fold_deferring_overflow_warnings): New static variable.
18041 (fold_deferred_overflow_warning): New static variable.
18042 (fold_deferred_overflow_code): New static variable.
18043 (fold_defer_overflow_warnings): New function.
18044 (fold_undefer_overflow_warnings): New function.
18045 (fold_undefer_and_ignore_overflow_warnings): New function.
18046 (fold_deferring_overflow_warnings_p): New function.
18047 (fold_overflow_warning): New static function.
18048 (make_range): Add strict_overflow_p parameter. Change all
18050 (extract_muldiv, extract_muldiv_1): Likewise.
18051 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18052 tree_expr_nonnegative_p.
18053 (fold_negate_expr): Call fold_overflow_warning.
18054 (fold_range_test): Likewise.
18055 (fold_comparison): Likewise.
18056 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18057 instead of tree_expr_nonnegative_p.
18058 (tree_expr_nonnegative_warnv_p): Rename from
18059 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18060 (tree_expr_nonnegative_p): New function.
18061 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18062 strict_overflow_p parameter.
18063 (tree_expr_nonzero_p): New function.
18064 * passes.c (verify_interpass_invariants): New static function.
18065 (execute_one_pass): Call it.
18066 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18068 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18069 (estimate_numbers_of_iterations): Likewise.
18070 (scev_probably_wraps_p): Likewise.
18071 * tree-ssa-ccp.c: Include "toplev.h".
18072 (evaluate_stmt): Defer fold overflow warnings until we know we are
18074 (struct fold_stmt_r_data): Add stmt field.
18075 (fold_stmt_r): Defer fold overflow warnings until we know we
18077 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18078 (fold_stmt_inplace): Likewise.
18079 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18080 (cleanup_control_expr_graph): Defer fold overflow warnings until
18081 we know we are going to optimize.
18082 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18083 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18085 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18086 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18087 * tree-ssa-loop-manip.c (create_iv): Likewise.
18088 * c-typeck.c (build_conditional_expr): Likewise.
18089 (build_binary_op): Likewise.
18090 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18091 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18092 (extract_range_from_unary_expr): Likewise.
18093 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18094 assuming that signed overflow does not occur.
18095 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18096 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18097 (fold_defer_overflow_warnings): Declare.
18098 (fold_undefer_overflow_warnings): Declare.
18099 (fold_undefer_and_ignore_overflow_warnings): Declare.
18100 (fold_deferring_overflow_warnings_p): Declare.
18101 (tree_expr_nonzero_warnv_p): Declare.
18102 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18103 of warning options.
18104 (Warning Options): Document -Wstrict-overflow.
18105 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18106 (tree-ssa-ccp.o): Likewise.
18107 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18108 (fold-const.o): Depend on intl.h.
18110 2007-02-13 Ian Lance Taylor <iant@google.com>
18112 PR middle-end/30751
18113 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18116 2007-02-13 Stuart Hastings <stuart@apple.com>
18118 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18120 2007-02-13 Richard Henderson <rth@redhat.com>
18122 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18123 handled_component_p before looking for the indirect_ref.
18125 2007-02-13 Richard Henderson <rth@redhat.com>
18127 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18128 remove flags clobber.
18129 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18130 (bswaphi_lowpart): New.
18131 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18132 remove TARGET_BSWAP test. Delete expander of the same name.
18134 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18135 (expand_unop): Use them.
18137 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18139 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18140 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18141 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18142 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18143 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18144 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18145 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18146 assembler dialect choice from asm templates.
18148 2007-02-12 Richard Henderson <rth@redhat.com>
18150 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18151 (fixuns_trunc<SSEMODEF>si2): Use it.
18152 * config/i386/sse.md (vec_setv4sf_0): Export.
18153 * config/i386/i386.c (ix86_build_const_vector): Export.
18154 (ix86_split_convert_uns_si_sse): Rename from
18155 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18156 * config/i386/i386-protos.h: Update.
18158 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18161 * c-typeck.c (c_finish_return): Improve warning message.
18163 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18165 * alias.c (find_symbolic_term): Delete unused function.
18167 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18169 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18170 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18171 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18173 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18175 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18176 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18177 the function, temporarily point the debug interface to the null one.
18179 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18181 * dwarf2out.c (round_up_to_align): New static function.
18182 (field_byte_offset): Use it to round the offset.
18184 2007-02-12 Richard Henderson <rth@redhat.com>
18186 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18187 (inswl_const): Export.
18189 2007-02-12 Richard Henderson <rth@redhat.com>
18191 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18192 result mode of the libcall, convert back to outmode.
18194 2007-02-12 Roger Sayle <roger@eyesopen.com>
18196 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18197 (bswapdi2): New define_expand to implement 32-bit implementation.
18199 2007-02-12 Nick Clifton <nickc@redhat.com>
18201 * doc/invoke.texi (Overall Options): Document --help=.
18202 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18203 (cc1_options): Pass --help= on to cc1.
18204 (display_help): Add description of --help=.
18205 (process_command): Add code to handle --help=. Allow translated
18206 --help and --target-help switches to be passed on to compiler
18208 (main): Remove unused if statement.
18209 * opts.c (columns): Remove.
18210 (LEFT_COLUMN): Define.
18211 (wrap_help): Add columns argument.
18212 (print_filtered_help): Change parameters to be an include bitmask,
18213 an exclude bitmask, an any bitmask and the column width. Move the
18214 code to display the params list here. Add code to display the
18215 status of options rather than their descriptions if the quiet flag
18217 (print_specific_help): Change parameters to be an include bitmask,
18218 an exclude bitmask and an any bitmask. Move code to look up the
18219 column width here. Decide upon the title for an options listing.
18220 (common_handle_options): Add code to handle --help=. Adapt code
18221 for --help and --target-help to use the revised form of the
18222 print_specific_help function.
18223 (print_help): Delete.
18224 (print_param_help): Delete.
18225 (print_switch): Delete.
18226 * opts.h (cl_lang_count): Add prototype.
18227 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18228 CL_MAX_OPTION_CLASS): New defines.
18229 * optc-gen.awk: Add construction of cl_lang_count.
18230 * c.opt: Add Warning attribute to warning options and Optimization
18231 attribute to optimization options.
18232 * common.opt: Likewise.
18234 Add -fhelp and -ftarget-help as aliases for the transformed --help
18235 and --target-help options.
18236 * opt-functions.awk: Add code to handle Warning and Optimization
18239 2007-02-12 Richard Henderson <rth@redhat.com>
18241 * config/alpha/constraints.md: New file.
18242 * config/alpha/alpha.c: Include tm-constrs.h.
18243 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18244 alpha_extra_constraint): Remove.
18245 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18246 * config/alpha/alpha-protos.h: Update.
18247 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18248 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18249 (EXTRA_CONSTRAINT): Remove.
18250 * config/alpha/alpha.md: Include constraints.md.
18251 (adddi splitter): Use satisfies_constraint_*.
18252 * config/alpha/predicates.md (add_operand): Likewise.
18253 (sext_add_operand, addition_operation): Likewise.
18255 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18257 PR tree-optimization/29145
18258 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18259 in our handling of restrict qualified pointers.
18261 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18264 * doc/invoke.texi (Wunused-value): Update description.
18265 (Wextra): Delete item.
18266 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18267 value of Wunused-value.
18268 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18269 (c_finish_stmt_expr): Don't check extra_warnings.
18270 (emit_side_effect_warnings): The caller is responsible to check
18273 2007-02-11 Roger Sayle <roger@eyesopen.com>
18274 Matt Thomas <matt@3am-software.com>
18276 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18278 2007-02-11 Roger Sayle <roger@eyesopen.com>
18280 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18281 comparisons of POPCOUNT against zero.
18282 (simplify_const_relational_operation): Likewise.
18284 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18286 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18288 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18290 * dwarf2out.c (root_type): Delete unused function.
18292 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18294 * genattrtab.c (contained_in_p): Delete unused function.
18295 (write_expr_attr_cache): Likewise.
18297 2007-02-11 Jan Hubicka <jh@suse.cz>
18299 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18302 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18304 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18305 to add the REG_EQ* note.
18306 * see.c (see_merge_one_use_extension): Likewise.
18307 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18308 turn REG_EQUAL notes into REG_EQUIV notes if the target
18309 register may have more than one set.
18310 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18311 * gcse.c (try_replace_reg): Likewise.
18312 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18313 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18314 more than one REG_EQUIV note.
18315 * reload1.c (gen_reload): Use set_unique_reg_note.
18317 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18319 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18320 (ix86_builtin_conversion): New function.
18322 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18325 * tree.h (DECL_REPLACEABLE_P): New macro.
18326 * except.c (set_nothrow_function_flags): Likewise.
18328 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18329 Ira Rosen <irar@il.ibm.com>
18330 Dorit Nuzman <dorit@il.ibm.com>
18332 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18333 * targhooks.c (default_builtin_vectorized_conversion): New.
18334 * targhooks.h (default_builtin_vectorized_function): New declaration.
18335 * target.h (struct vectorize): Add builtin_conversion field.
18336 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18337 stmt_vec_info_type value.
18338 (vectorizable_conversion): New declaration.
18339 * tree-vect-analyze.c (vect_analyze_operations): Add
18340 vectorizable_conversion call.
18341 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18342 * tree-vect-transform.c (vectorizable_conversion): New function.
18343 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18344 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18346 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18347 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18348 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18349 or ALTIVEC_BUILTIN_VCFSX.
18351 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18354 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18355 CONST_DOUBLE and operand 0 is a hard register.
18356 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18357 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18358 is a hard floating-point register.
18360 2007-02-10 Richard Henderson <rth@redhat.com>
18361 Jakub Jelinek <jakub@redhat.com>
18362 Alexandre Oliva <aoliva@redhat.com>
18364 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18365 * builtin-types.def (BT_WORD): Make unsigned.
18366 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18367 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18368 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18369 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18370 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18371 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18373 * expr.c (emutls_var_address): New.
18374 (expand_expr_real_1): Expand emulated tls.
18375 (expand_expr_addr_expr_1): Likewise.
18376 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18377 * output.h (emutls_finish): Declare.
18378 * toplev.c (compile_file): Call it.
18379 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18380 address before wrapping in CONST.
18381 * varasm.c (emutls_htab, emutls_object_type): New.
18382 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18383 (get_emutls_object_name, get_emutls_object_type): New.
18384 (get_emutls_init_templ_addr, emutls_decl): New.
18385 (emutls_common_1, emutls_finish): New.
18386 (assemble_variable): When emulating tls, swap decls; generate
18387 constructor for the emutls objects.
18388 (do_assemble_alias): When emulating tls, swap decl and target name.
18389 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18391 * varpool.c (decide_is_variable_needed): Look at force_output.
18392 Recurse for emulated tls.
18393 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18394 with decide_is_variable_needed.
18395 * emutls.c: New file.
18396 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18397 tls_object for real tls.
18399 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18401 PR rtl-optimization/29599
18402 * reload1.c (eliminate_regs_in_insn): Take the destination
18403 mode into account when computing the offset.
18405 2007-02-09 Stuart Hastings <stuart@apple.com>
18406 Richard Henderson <rth@redhat.com>
18408 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18409 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18410 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18411 fixuns_truncdfhi2): New.
18412 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18413 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18414 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18415 (floatunssidf2): Allow nonimmediate source.
18416 * config/i386/sse.md (movdi_to_sse): New.
18417 (vec_concatv2di): Drop '*'.
18418 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18419 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18420 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18422 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18423 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18424 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18425 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18426 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18427 ix86_build_const_vector.
18428 (x86_emit_floatuns): Rewrite.
18430 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18432 * genautomata.c (longest_path_length): Delete unused function.
18433 (struct state): Delete unused longest_path_length.
18434 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18435 (get_free_state): Delete unused.
18437 2007-02-09 Jan Hubicka <jh@suse.cz>
18439 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18440 * doc/invoke.texi (inline-unit-growth): Update default value.
18442 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18443 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18444 (rebuild_cgraph_edges): Likewise.
18445 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18446 (dump_cgraph_node): Dump frequencies.
18447 (cgraph_clone_edge): Add frequency scales.
18448 (cgraph_clone_node): Add freuqnecy.
18449 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18450 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18451 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18452 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18453 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18454 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18455 (save_inline_function_body): Likewise.
18456 * ipa-inline.c: inluce rtl.h
18457 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18458 (cgraph_edge_badness): Use frequencies.
18459 (cgraph_decide_recursive_inlining): Update clonning.
18460 (cgraph_decide_inlining_of_small_function): Dump frequency.
18461 * predict.c (estimate_bb_frequencies): Export.
18462 * predict.h (estimate_bb_frequencies): Declare.
18463 * tree-inline.c (copy_bb): Watch overflows.
18464 (expand_call_inline): Update call of cgraph_create_edge.
18465 (optimize_inline_calls): Use TODO flags to update frequnecies.
18466 * passes.h: Include predict.h
18467 (init_optimization_passes): Move profile ahead.
18468 (execute_function_todo): Handle TODO_rebuild_frequencies.
18470 2007-02-09 Roger Sayle <roger@eyesopen.com>
18472 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18473 the insbl or inswl pattern into a register.
18475 2007-02-09 Roger Sayle <roger@eyesopen.com>
18477 * config/ia64/ia64.md (bswapdi2): New define_insn.
18479 2007-02-09 Richard Henderson <rth@redhat.com>
18481 * config/i386/constraints.md (Ym): New constraint.
18482 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18483 (movdi_1_rex64): Split sse and xmm general register moves from
18484 memory move alternatives. Use conditional register constraints.
18485 (movsf_1, movdf_integer): Likewise.
18486 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18487 (movdf_integer_rex64): New.
18488 (pushsf_rex64): Fix output constraints.
18489 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18490 (sse2_stored): Likewise.
18491 (sse2_storeq_rex64): New.
18492 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18493 amd and not generic.
18494 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18495 for optimize_size. Remove SF/DFmode hack.
18497 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18499 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18502 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18503 Richard Sandiford <richard@codesourcery.com>
18505 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18506 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18507 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18508 m68k/t-mlib to tmake_file.
18509 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18510 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18511 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18512 Allow it to be cf or m68k. Set m68k_arch_family. If that
18513 variable is not empty, add t-$m68k_arch_family to tmake_file.
18514 Add t-mlibs to tmake_file.
18515 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18516 * config/m68k/t-cf: New file.
18517 * config/m68k/t-m68k: Likewise.
18518 * config/m68k/t-mlibs: Likewise.
18519 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18520 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18521 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18522 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18523 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18525 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18526 (INSTALL_LIBGCC): Delete.
18527 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18528 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18529 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18530 (M68K_MLIB_CPU): Define.
18531 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18532 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18533 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18535 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18536 Richard Guenther <rguenther@suse.de>
18538 PR middle-end/23361
18539 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18540 against INT_MIN/INT_MAX.
18541 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18542 file if a loop is removed.
18544 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18546 * calls.c (store_one_arg): Pass correct alignment to
18547 emit_push_insn for non-BLKmode values.
18548 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18549 unaligned stack slot via a suitably aligned slot.
18551 2007-02-08 DJ Delorie <dj@redhat.com>
18553 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18555 (legal_subregs): Use unsigned char, make const.
18556 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18558 2007-02-08 Paul Brook <paul@codesourcery.com>
18560 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18561 special interworking needed.
18563 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18565 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18566 conditional to __SSE2__.
18567 (Entries below should have been added to first ChangeLog
18568 entry for amdfam10 dated 2007-02-05)
18569 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18571 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18573 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18576 2007-02-08 DJ Delorie <dj@redhat.com>
18578 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18579 * config/m32c/m32c.c (legal_subregs): New.
18580 (m32c_illegal_subreg_p): New.
18581 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18582 unsupported subregs of hard regs.
18584 2007-02-08 Jan Hubicka <jh@suse.cz>
18586 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18587 the same one; always update histograms.
18589 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18591 * passes.c (init_optimization_passes): Tidy comment.
18593 2007-02-08 Roger Sayle <roger@eyesopen.com>
18595 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18596 strip zero_extend, bswap and rotates from POCOUNT's argument.
18597 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18598 zero_extend and rotates from PARITY's argument.
18599 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18600 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18601 of an integer constant at compile-time.
18603 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18606 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18608 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18611 * tree-ssa-live.c (remove_unused_locals): Do not remove
18612 TREE_ADDRESSABLE variables.
18613 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18614 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18615 FOR_CLOBBER. Update all users.
18616 If VAR has an associated alias set, add a virtual operand for
18617 it if no alias is found to conflict with the memory reference.
18619 2007-02-07 Jan Hubicka <jh@suse.cz>
18620 Robert Kidd <rkidd@crhc.uiuc.edu>
18622 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18624 2007-02-07 Ian Lance Taylor <iant@google.com>
18626 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18628 2007-02-07 Roger Sayle <roger@eyesopen.com>
18630 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18631 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18632 tablejumpdi, movsi_to_cr_one): Remove constraints from
18633 define_expand's match_operands.
18635 2007-02-07 Roger Sayle <roger@eyesopen.com>
18637 * global.c (compute_regsets): Move declatation of "i" inside of
18638 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18640 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18643 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18644 of INDIRECT_REF <RESULT_DECL>.
18646 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18648 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18649 Kaz Kojima <kkojima@gcc.gnu.org>
18652 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18654 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18656 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18658 * doc/loop.texi: Document possibility not to perform disambiguation
18659 of loops with multiple latches.
18660 * cfgloopmanip.c (alp_enum_p): Removed.
18661 (add_loop): Handle subloops. Use get_loop_body_with_size.
18662 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18663 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18664 the new forwarder block.
18665 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18666 Handle the case latch is NULL.
18667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18668 modifications when marking loop exits.
18669 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18671 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18672 disambiguate_loops_with_multiple_latches.
18673 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18674 before fix_loop_structure.
18675 * cfgloop.c: Include pointer-set.h and output.h.
18676 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18677 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18678 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18679 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18680 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18681 disambiguate_multiple_latches, get_loop_body_with_size,
18682 disambiguate_loops_with_multiple_latches): New functions.
18683 (flow_loop_dump): Dump multiple latch edges.
18684 (flow_loop_nodes_find): Handle loops with multiple latches.
18685 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18686 (glb_enum_p): Modified.
18687 (get_loop_body): Use get_loop_body_with_size.
18688 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18689 (AVOID_CFG_MODIFICATIONS): New constant.
18690 (disambiguate_loops_with_multiple_latches, add_loop,
18691 get_loop_body_with_size): Declare.
18692 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18694 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18696 PR inline-asm/28686
18697 * global.c (compute_regsets): New function.
18698 (global_alloc): Refactored ELIMINABLE_REGSET
18699 and NO_GLOBAL_ALLOC_REGS computation out.
18700 (rest_of_handle_global_alloc): Call compute_regsets()
18701 for non-optimizing case.
18703 2007-02-06 Richard Henderson <rth@redhat.com>
18705 * config/i386/constraints.md (Y2): Rename from Y.
18706 (Yi): New constraint.
18707 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18708 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18709 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18710 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18711 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18712 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18713 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18714 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18715 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18716 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18717 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18718 vec_extractv2si_1): Change Y constraints to Y2.
18719 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18720 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18721 Change Y constraints to Y2.
18722 (sse2_loadld): Change Y constraints to x.
18724 2007-02-06 Roger Sayle <roger@eyesopen.com>
18726 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18727 (parity<mode>2): New define_expand using rs6000_emit_parity.
18728 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18729 rs6000_emit_parity): New functions.
18730 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18731 rs6000_emit_parity): Prototype here.
18733 2007-02-06 Ian Lance Taylor <iant@google.com>
18735 * lower-subreg.c (simple_move_operand): Reject CONST.
18736 (resolve_clobber): Call validate_change rather than directly
18737 assigning to XEXP (pat, 0).
18739 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18741 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18742 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18743 (tree-cfg.o): Remove hashtab.h dependency.
18745 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18746 (struct ivopts_data): Change niters to pointer_map_t.
18747 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18748 (niter_for_exit): Create pointer_map on demand. Change for
18750 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18751 (free_loop_data): Destroy data->niters if created and reset field.
18752 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18753 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18755 * tree-ssa-reassoc.c: Include pointer-set.h.
18756 (bb_rank): Change to long *.
18757 (operand_rank): Change to pointer_map_t.
18758 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18759 (insert_operand_rank): Accept long.
18760 (operand_entry_hash, operand_entry_eq): Remove.
18761 (get_rank): Return long. Adjust for changes above.
18762 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18764 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18766 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18767 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18768 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18770 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18771 directly since it cannot be NULL.
18772 (get_vi_for_tree): Rewrite for pointer_map API.
18773 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18774 (init_alias_vars): Create vi_for_tree as pointer_map.
18775 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18777 * tree-cfg.c: Don't include hashtab.h.
18778 (edge_to_cases): Declare as pointer_map.
18779 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18781 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18782 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18783 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18785 (record_switch_edge): Delete.
18786 (get_cases_for_edge): Adjust for pointer_map API, inline
18787 record_switch_edge (rewritten for new API), remove goto.
18789 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18791 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18792 * tree-nested.c: Include pointer-set.h.
18793 (var_map_elt, var_map_eq, var_map_hash): Delete.
18794 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18795 to pointer_map_t's.
18796 (nesting_info_bitmap_obstack): New.
18797 (lookup_field_for_decl): Adjust for pointer_map API.
18798 (lookup_tramp_for_decl): Adjust for pointer_map API.
18799 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18800 (get_local_debug_decl): Adjust for pointer_map API.
18801 (convert_nl_goto_reference): Adjust for pointer_map API.
18802 (convert_nl_goto_receiver): Adjust for pointer_map API.
18803 (create_nesting_tree): Create outside GGC space. Create bitmap on
18804 the new obstack. Create field_map and var_map as pointer_maps.
18805 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18807 (lower_nested_functions): Move root here, no need to NULL it.
18808 Initialize and release the obstack.
18810 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18812 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18813 Remove prototypes and make them non-static.
18814 (struct tree_int_map): Remove.
18815 * tree.h (struct tree_int_map): Move here, turning TO into an
18817 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18819 * tree.h (TREE_COMPLEXITY): Remove.
18820 (struct tree_exp): Remove complexity field.
18821 * tree.c (build1_stat): Don't set it.
18823 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18824 Victor Kaplansky <victork@il.ibm.com>
18826 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18827 (vect_is_simple_reduction): Support reduction with induction as
18828 one of the operands.
18829 (vect_is_simple_iv_evolution): Fix formatting.
18830 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18831 formatting. Don't mark induction phis for vectorization.
18832 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18833 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18834 (vect_get_vec_def_for_operand): Support induction.
18835 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18837 (vectorizable_reduction): Support reduction with induction as one of
18839 (vectorizable_type_demotion): Use def-type of stmt argument rather
18840 than dummy def-type.
18842 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18843 flag_tree_scev_cprop.
18844 * common.opt (tree-scev-cprop): New flag.
18846 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18847 call to vect_get_new_vect_var.
18849 2007-02-06 Ira Rosen <irar@il.ibm.com>
18851 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18852 vectype is not NULL.
18853 (vect_pattern_recog_1): Likewise.
18855 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18857 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18858 (fold_negate_expr): Likewise.
18860 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18863 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18864 even if cv-qualification is the same.
18866 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18868 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18869 __enable_execute_stack on completion.
18871 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18873 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18874 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18875 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18876 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18877 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18878 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18879 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18880 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18882 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18884 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18885 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18886 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18887 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18888 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18889 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18890 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18891 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18892 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18893 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18894 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18895 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18896 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18897 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18898 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18899 sqrtextenddfxf2_i387): Added amdfam10_decode.
18901 * config/i386/athlon.md (athlon_idirect_amdfam10,
18902 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18903 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18904 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18905 athlon_ivector_store_amdfam10): New define_insn_reservation.
18906 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18911 * config/i386/athlon.md (athlon_call_amdfam10,
18912 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18913 define_insn_reservation.
18914 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18915 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18916 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18920 * config/i386/athlon.md (athlon_sseld_amdfam10,
18921 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18922 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18924 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18926 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18927 define_insn_reservation.
18928 * config/i386/i386.md (sseins): Added sseins to define_attr type
18929 and define_attr unit.
18930 * config/i386/sse.md: Set type attribute to sseins for insertq
18933 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18935 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18936 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18937 ssecomi_load_amdfam10, ssecomi_amdfam10,
18938 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18939 define_insn_reservation.
18940 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18942 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18944 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18945 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18946 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18947 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18948 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18949 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18950 define_insn_reservation.
18952 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18953 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18954 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18955 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18956 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18958 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18960 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18961 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18962 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18963 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18964 athlon_ssemul_load_k8): Added amdfam10.
18966 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18968 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18969 (x86_sse_unaligned_move_optimal): New variable.
18971 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18973 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18974 for unaligned vector SSE double/single precision loads for AMDFAM10.
18976 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18978 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18979 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18980 Define TARGET_CPU_DEFAULT_amdfam10.
18981 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18982 (processor_type): Add PROCESSOR_AMDFAM10.
18984 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18985 processor_type in config/i386/i386.h.
18986 Enable imul peepholes for TARGET_AMDFAM10.
18988 * config.gcc: Add support for --with-cpu option for amdfam10.
18990 * config/i386/i386.c (amdfam10_cost): New variable.
18991 (m_AMDFAM10): New macro.
18992 (m_ATHLON_K8_AMDFAM10): New macro.
18993 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18994 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18995 x86_promote_QImode, x86_integer_DFmode_moves,
18996 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18997 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18998 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18999 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19000 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19001 Enable/disable for amdfam10.
19002 (override_options): Add amdfam10_cost to processor_target_table.
19003 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19004 processor_alias_table.
19005 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19006 (ix86_adjust_cost): Add code for amdfam10.
19008 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19010 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19011 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19012 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19013 * config/i386/i386.h: Add builtin definition for SSE4A.
19014 * config/i386/i386.md: Add support for ABM instructions
19015 (popcnt and lzcnt).
19016 * config/i386/sse.md: Add support for SSE4A instructions
19017 (movntss, movntsd, extrq, insertq).
19018 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19019 Add -march=amdfam10 flag.
19020 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19021 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19023 * doc/extend.texi: Add documentation for SSE4A builtins.
19025 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19027 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19029 2007-02-05 Richard Guenther <rguenther@suse.de>
19031 * tree-vectorizer.h (vectorizable_function): Add argument type
19032 argument, change return type.
19033 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19034 * tree-vect-transform.c (vectorizable_function): Handle extra
19035 argument, return vectorized function decl.
19036 (build_vectorized_function_call): Remove.
19037 (vectorizable_call): Handle calls with result and argument types
19038 differing. Handle loop vectorization factor correctly.
19039 * targhooks.c (default_builtin_vectorized_function): Adjust for
19041 * targhooks.h (default_builtin_vectorized_function): Likewise.
19042 * target.h (builtin_vectorized_function): Add argument type
19044 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19045 extra argument, allow vectorizing of lrintf.
19046 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19047 documentation of target hook.
19049 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19052 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19053 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19054 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19056 2007-02-05 Roger Sayle <roger@eyesopen.com>
19058 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19059 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19060 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19061 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19062 before canonicalizing sincos to cexpi.
19063 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19065 2007-02-05 Roger Sayle <roger@eyesopen.com>
19067 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19068 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19069 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19071 2007-02-05 Roger Sayle <roger@eyesopen.com>
19073 * mips-tfile.c (initialize_init_file): Correct endianness test.
19075 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19077 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19078 the 'y' constraint.
19080 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19082 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19083 saves in a PARALLEL before the register assignments.
19085 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19087 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19088 DWARF_FRAME_RETURN_COLUMN to be a general register.
19089 * dwarf2out.c (init_return_column_size): New function, split from...
19090 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19091 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19092 to be nongeneral registers.
19093 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19095 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19096 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19098 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19100 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19102 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19104 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19105 (remove_path): Use can_remove_branch_p and remove_branch instead
19106 of loop_delete_branch_edge.
19107 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19108 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19109 Update profile using scale_dominated_blocks_in_loop.
19110 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19111 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19112 (can_remove_branch_p, remove_branch): Declare.
19113 * tree-cfg.c (tree_can_remove_branch_p): New function.
19114 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19115 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19116 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19118 2007-02-05 Jan Hubicka <jh@suse.cz>
19120 PR middle-end/30696
19121 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19122 nodes in cgraph, don't remove offline copy of the function.
19124 2007-02-04 Jan Hubicka <jh@suse.cz>
19126 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19127 vectors might cause maybe_lookup_element_for_expr to be called
19128 on non-sra-candidate.
19130 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19132 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19133 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19134 spelling conventions.
19136 2007-02-04 Richard Guenther <rguenther@suse.de>
19138 PR middle-end/30636
19139 * fold-const.c (try_move_mult_to_index): Make sure to not
19140 overflow one dimension of a multi-dimensional array access.
19142 2007-02-04 Jan Hubicka <jh@suse.cz>
19144 * passes.c (init_optimization_passes): Reindent.
19146 2007-02-04 Jan Hubicka <jh@suse.cz>
19147 Eric Botcazou <ebotcazou@adacore.com>
19149 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19150 (execute_fixup_cfg): Break out the abnormal goto code.
19151 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19152 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19153 (optimize_inline_calls): Call make_nonlocal_label_edges.
19155 2007-02-04 Jan Hubicka <jh@suse.cz>
19157 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19158 true when something was changed.
19159 (rename_ssa_copies): When something was changed, do
19160 TODO_remove_unused_locals.
19161 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19162 add TODO_remove_unused_locals when instruction was removed.
19164 2007-02-04 Jan Hubicka <jh@suse.cz>
19166 * ipa-inline.c (try_inline): Improve debug output; work on already
19168 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19169 call try_inline for already inlined edges too when flattening;
19170 inline also functions that make callee growth but overall unit size
19173 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19175 * config/m32c/bitops.md, config/m32c/jump.md,
19176 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19177 config/m32r/m32r.h, config/m32r/m32r.md,
19178 config/m32r/predicates.md, config/m68hc11/larith.asm,
19179 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19180 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19181 config/mips/mips-protos.h, config/mips/mips.c,
19182 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19183 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19184 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19185 spelling conventions.
19187 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19188 Follow spelling conventions.
19190 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19192 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19193 warn about C++0x compatibility.
19195 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19197 * config/h8300/h8300.c, config/h8300/h8300.h,
19198 config/h8300/h8300.md: Follow spelling conventions.
19200 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19202 PR middle-end/30667
19203 * combine.c (try_combine): Do not substitute source operand
19204 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19206 2007-02-03 Jan Hubicka <jh@suse.cz>
19208 PR gcov-profile/30650
19209 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19210 do not divide by zero for never executed counters.
19211 (tree_find_values_to_profile): Fix counters.
19212 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19214 2007-02-03 Ian Lance Taylor <iant@google.com>
19216 * lower-subreg.c (simple_move_operand): New static function,
19217 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19219 (simple_move): Call simple_move_operand.
19220 (find_decomposable_subregs): Add special handling of MEMs.
19221 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19222 meaning of return value. If we see a hard register, test whether
19223 it can store a word_mode value. Change all callers.
19225 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19227 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19228 ftrapv insns and expanders.
19229 (subdi3): Change define_expand operand 1 to arith11_operand, and
19230 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19231 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19232 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19235 PR middle-end/30174
19236 * varasm.c (notice_global_symbol): Treat global objects as weak when
19237 flag_shlib is true.
19239 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19241 * emit-rtl.c (dconstpi): Delete.
19242 (dconstsqrt2): New.
19243 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19244 * real.h (dconstpi): Delete.
19245 (dconstsqrt2): New.
19246 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19247 (fold_builtin_hypot): Likewise.
19249 2007-02-03 Tom Tromey <tromey@redhat.com>
19252 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19253 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19255 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19257 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19258 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19259 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19260 config/rs6000/cell.md, config/rs6000/darwin.h,
19261 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19262 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19263 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19264 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19265 typos. Follow spelling conventions.
19266 * doc/invoke.texi: Follow spelling conventions.
19268 2007-02-03 Roger Sayle <roger@eyesopen.com>
19270 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19271 canonicalization transformations that attempt to simplify integer
19272 constant comparisons to become comparisons against zero.
19274 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19276 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19278 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19279 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19281 2007-02-02 Mike Stump <mrs@apple.com>
19283 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19284 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19285 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19286 generate a branch island.
19288 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19290 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19291 (xtensa_legitimate_address_p): New.
19292 (xtensa_legitimize_address): New.
19293 (xtensa_output_addr_const_extra): New.
19294 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19296 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19297 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19298 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19299 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19300 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19301 (xtensa_legitimize_address): New.
19302 (xtensa_output_addr_const_extra): New.
19304 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19306 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19308 2007-02-02 Ian Lance Taylor <iant@google.com>
19310 * expmed.c (expand_divmod): Add comment.
19312 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19314 * emit-rtl.c (renumber_insns): Remove.
19315 * flags.h: Remove the extern for flag_renumber_insns.
19316 * rtl.h: Remove the prototype for renumber_insns.
19317 * toplev.c (flag_renumber_insns): Remove.
19319 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19321 Revert for x86 darwin:
19322 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19324 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19325 code before the following patch under TARGET_MACHO.
19326 (ix86_function_value_regno_p): Likewise.
19328 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19330 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19333 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19336 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19337 loads to general or fp registers. Add comments.
19338 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19340 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19342 * pointer-set.c (insert_aux): Only return insertion slot.
19343 (pointer_set_insert): Adjust.
19344 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19345 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19346 pointer_map_traverse): New.
19347 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19348 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19349 pointer_map_contains, pointer_map_traverse): Declare.
19351 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19353 PR middle-end/30473
19354 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19355 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19357 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19359 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19361 (struct _dep): New type.
19362 (dep_t): New typedef.
19363 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19364 (DEP_STATUS): New access macro. The macro with the same name was
19365 renamed to DEP_LINK_STATUS.
19366 (dep_init): Declare function
19368 (struct _dep_link): New type.
19369 (dep_link_t): New typedef.
19370 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19371 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19372 (DEP_LINK_STATUS): New macro.
19373 (debug_dep_links): New debug function.
19375 (struct _deps_list): New type.
19376 (deps_list_t): New typedef.
19377 (DEPS_LIST_FIRST): New access macro.
19378 (FOR_EACH_DEP_LINK): New cycle macro.
19379 (create_deps_list, free_deps_list, delete_deps_list): Declare
19381 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19382 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19383 (copy_deps_list_change_con): Ditto.
19385 (move_dep_link): Declare function.
19387 (struct _dep_node): New type.
19388 (dep_node_t): New typedef.
19389 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19391 (struct haifa_insn_data.back_deps): New field to hold backward
19392 dependencies of the insn.
19393 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19395 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19396 Change its type to deps_list_t.
19397 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19398 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19399 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19401 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19403 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19405 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19407 (dep_cost): Declare.
19409 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19410 (ds_to_dk, dk_to_ds): New functions.
19412 (init_dep_1): New static function.
19413 (init_dep): New function.
19414 (copy_dep): New static function.
19416 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19418 (detach_dep_link): New static function.
19419 (move_dep_link): New function.
19421 (dep_links_consistent_p, dump_dep_links): New static functions.
19422 (debug_dep_links): New debugging function.
19424 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19426 (alloc_deps_list, init_deps_list): New static functions.
19427 (create_deps_list): New function.
19428 (clear_deps_list): New static function.
19429 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19430 (deps_list_consistent_p, dump_deps_list): New static functions.
19431 (debug_deps_list): New function.
19432 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19434 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19436 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19437 use new scheduler dependencies lists.
19438 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19439 (sched_analyze): Ditto. Initialize dependencies lists.
19440 (add_forw_dep, compute_forward_dependences): Update to use new
19441 scheduler dependencies lists.
19443 (init_dependency_caches): Init deps_obstack.
19444 (free_dependency_caches): Free deps_obstack.
19446 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19447 new scheduler dependencies lists.
19448 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19449 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19451 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19452 Update to use new scheduler dependencies lists.
19453 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19454 (debug_dependencies): Ditto.
19455 (schedule_region): Update comments.
19457 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19458 scheduler dependencies lists.
19459 (schedule_ebb): Update comments.
19461 * rtl.def (DEPS_LIST): Remove.
19463 * lists.c (unused_deps_list): Remove.
19464 (free_list): Update assertions.
19466 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19467 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19469 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19470 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19472 * haifa-sched.c (comments): Update.
19473 (insn_cost1): Remove. Inline the code into insn_cost ().
19474 (insn_cost): Update to use new scheduler dependencies lists. Move
19475 processing of the dependency cost to dep_cost ().
19476 (dep_cost): New function. Use it instead of insn_cost () when
19477 evaluating cost of the dependency. Use compatible interface to
19478 interact with the target.
19479 (priority): Update to use new scheduler dependencies lists.
19480 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19481 with greater number of insns that depend on the insn.
19482 (schedule_insn): Update to use new scheduler dependencies lists. Add
19483 code to free backward dependencies lists. Inline and optimize code
19484 from resolve_dep () - see PR28071.
19485 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19486 lists. Update call to targetm.sched.is_costly_dependence hook.
19488 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19489 scheduler dependencies lists.
19491 (resolve_dep): Remove. Move the logic to schedule_insn ().
19492 (init_h_i_d): Initialize dependencies lists.
19494 (process_insn_depend_be_in_spec): Rename to
19495 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19496 dependencies lists.
19497 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19498 Update to use new scheduler dependencies lists.
19499 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19501 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19502 new scheduler dependencies lists.
19503 (build_intra_loop_deps): Ditto.
19505 * target.h (struct _dep): Declare to use in
19506 gcc_target.sched.is_costly_dependence.
19507 (struct gcc_target.sched.adjust_cost): Fix typo.
19508 (struct gcc_target.sched.is_costly_dependence): Change signature to
19509 use single dep_t parameter instead of an equivalent triad.
19510 (struct gcc_target.sched.adjust_cost_2): Remove.
19512 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19514 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19516 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19518 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19520 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19521 (REG_DEP_TRUE): Document.
19523 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19524 Change signature to correspond to the targetm.sched.adjust_cost hook.
19525 Update use in TARGET_SCHED_ADJUST_COST_2.
19526 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19527 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19528 new scheduler dependencies lists.
19529 (ia64_gen_check): Ditto.
19531 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19532 scheduler dependencies lists.
19534 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19535 signature to correspond to the targetm.sched.is_costly_dependence hook.
19536 (is_costly_group): Update to use new scheduler dependencies lists.
19538 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19539 instead of INSN_COST () macro.
19541 2007-02-01 Ian Lance Taylor <iant@google.com>
19543 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19545 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19547 * pa.md (tp_load): Correct mfctl instruction syntax.
19549 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19551 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19552 altivec_padding_size calculation on AIX. Improve comment, add
19553 assert to verify that it's right.
19555 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19558 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19560 PR inline-asm/28686
19561 * global.c (global_alloc): Add mising initialization of
19564 2007-02-01 Roger Sayle <roger@eyesopen.com>
19566 * alias.c (init_alias_analysis): Correct whitespace.
19567 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19568 partition_hot_cold_basic_blocks): Likewise.
19569 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19570 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19571 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19572 fold_builtin_snprintf_chk, fold_builtin_printf,
19573 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19574 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19575 * cfgcleanup.c (cleanup_cfg): Likewise.
19576 * cfgexpand.c (tree_expand_cfg): Likewise.
19577 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19578 * function.c (get_next_funcdef_no): Likewise.
19579 * gengtype.c (main): Likewise.
19580 * genmodes.c (main): Likewise.
19581 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19582 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19583 * ifcvt.c (noce_emit_move_insn): Likewise.
19584 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19586 * stor-layout.c (get_best_mode): Likewise.
19587 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19588 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19589 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19590 perform_var_substitution, solve_graph): Likewise.
19591 * tree-vrp.c (vrp_finalize): Likewise.
19593 2007-02-01 Ian Lance Taylor <iant@google.com>
19595 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19596 high part of a paradoxical subreg, return a constant zero.
19598 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19600 * toplev.c (lang_dependent_init): Call init_set_costs.
19601 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19603 2007-02-01 Richard Guenther <rguenther@suse.de>
19605 PR middle-end/30656
19606 * fold-const.c (fold_negate_expr): Allow negating a
19607 constant if overflow does not change.
19609 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19611 * doc/c-tree.texi (Expression trees): Improve markup.
19612 * doc/tm.texi (Register Classes, Addressing Modes)
19613 (Floating Point): Fix spacing after abbreviations. Fix some
19616 2007-02-01 Ben Elliston <bje@au.ibm.com>
19618 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19619 * doc/contrib.texi: Likewise.
19620 * doc/install.texi: Likewise.
19622 2007-01-31 Richard Henderson <rth@redhat.com>
19623 Ian Lance Taylor <iant@google.com>
19625 * lower-subreg.c: New file.
19626 * rtl.def (CONCATN): Define.
19627 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19628 pass_lower_subreg2.
19629 * emit-rtl.c (update_reg_offset): New static function, broken out
19630 of gen_rtx_REG_offset.
19631 (gen_rtx_REG_offset): Call update_reg_offset.
19632 (gen_reg_rtx_offset): New function.
19633 * regclass.c: Revert patch of 2006-03-05, restoring
19635 (clear_reg_info_regno): New function.
19636 * dwarf2out.c (concatn_loc_descriptor): New static function.
19637 (loc_descriptor): Handle CONCATN.
19638 * common.opt (fsplit_wide_types): New option.
19639 * opts.c (decode_options): Set flag_split_wide_types when
19641 * timevar.def (TV_LOWER_SUBREG): Define.
19642 * rtl.h (gen_reg_rtx_offset): Declare.
19643 (reg_scan_update): Declare.
19644 * regs.h (clear_reg_info_regno): Declare.
19645 * tree-pass.h (pass_lower_subreg): Declare.
19646 (pass_lower_subreg2): Declare.
19647 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19648 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19649 -fsplit-wide-types.
19650 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19651 * Makefile.in (OBJS-common): Add lower-subreg.o.
19652 (lower-subreg.o): New target.
19654 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19656 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19658 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19661 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19663 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19665 PR middle-end/29335
19666 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19668 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19670 * cfgloop.h: Include vec-prim.h.
19671 (enum li_flags): Remove LI_ONLY_OLD.
19672 (loop_iterator): Changed.
19673 (fel_next, fel_init): Iterate over loop tree.
19674 (FOR_EACH_LOOP_BREAK): New macro.
19675 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19677 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19678 * modulo-sched.c (sms_schedule): Ditto.
19679 * tree-vectorizer.c (vectorize_loops): Ditto.
19680 * doc/loop.texi: Update information on loop numbering and behavior of
19681 FOR_EACH_LOOP wrto new loops.
19682 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19683 add_to_evolution_1): Test nestedness of loops instead of comparing
19685 * tree-chrec.c (chrec_fold_plus_poly_poly,
19686 chrec_fold_multiply_poly_poly, chrec_evaluate,
19687 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19688 reset_evolution_in_loop): Ditto.
19689 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19691 2007-01-31 Dirk Mueller <dmueller@suse.de>
19693 * c-common.c (warn_about_parentheses): Separate warning about
19694 un-parenthized sequence of comparison operators from the one
19695 which is supposed to warn about x <= y <= z.
19697 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19699 * optabs.h (enum optab_index): Add new OTI_isinf.
19700 (isinf_optab): Define corresponding macro.
19701 * optabs.c (init_optabs): Initialize isinf_optab.
19702 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19704 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19705 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19707 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19708 expand_builtin_interclass_mathfn.
19709 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19710 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19711 (fxam<mode>2_i387): New insn pattern.
19712 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19713 built-in functions as x87 inline asm.
19715 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19717 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19719 2007-01-30 Eric Christopher <echristo@apple.com>
19721 * config.gcc: Add geode.
19723 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19725 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19726 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19727 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19728 value-prof.c: Fix comment typos.
19730 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19733 * doc/invoke.texi (Wpointer-arith): Document warning.
19735 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19737 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19738 the list of discrepancies from the draft TR.
19740 2007-01-30 Dirk Mueller <dmueller@suse.de>
19743 * doc/invoke.texi (-Wreturn-type): Update description to
19744 match new behavior.
19746 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19748 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19750 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19752 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19753 to handle optabs that operate on floating point input argument and
19754 output to integer output.
19755 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19756 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19757 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19758 expand_builtin_interclass_mathfn ().
19759 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19760 (ilogbsi2): Remove.
19761 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19762 ilogbl built-in functions as x87 intrinsics.
19764 2007-01-30 Richard Guenther <rguenther@suse.de>
19766 PR middle-end/27657
19767 * dwarf2out.c (reference_to_unused): Query varpool if the
19768 variable was output.
19770 2007-01-30 Richard Guenther <rguenther@suse.de>
19772 PR middle-end/30313
19773 * passes.c (execute_one_pass): Reset in_gimple_form to not
19774 confuse non-unit-at-a-time mode.
19776 2007-01-29 Roger Sayle <roger@eyesopen.com>
19777 Richard Guenther <rguenther@suse.de>
19779 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19780 avoid undefined behaviour on overflow. Use force_fit_type_double
19781 to construct the constant with the specified TREE_OVERFLOW.
19783 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19785 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19786 * config/dfp-bit.h: Ditto.
19788 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19790 * c-decl.c (pop_scope): Replace warnings with call to
19791 warn_for_unused_label.
19792 * c-common.h (warn_for_unused_label): Declare.
19793 * c-common.c (warn_for_unused_label): Define.
19795 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19797 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19800 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19802 * Makefile.in (USER_H): Remove decfloat.h.
19803 * ginclude/decfloat.h: Delete, moving contents to ...
19804 * ginclude/float.h: Add support for decimal floating point,
19805 guarded by __STDC_WANT_DEC_FP__.
19807 2007-01-29 Mike Stump <mrs@apple.com>
19809 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19810 Analysis and Representation to resolve case insensitive conflict.
19811 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19813 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19815 * tree.h (struct tree_memory_tag): Add aliases member.
19816 (MTAG_ALIASES): New macro.
19817 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19818 (add_may_alias): Remove pointer-set. Update for may_aliases being
19820 (mark_aliases_call_clobbered): Update for may_aliases being a
19822 (compute_tag_properties): Ditto.
19823 (create_partition_for): Ditto.
19824 (compute_memory_partitions): Ditto.
19825 (dump_may_aliases_for): Ditto.
19826 (is_aliased_with): Ditto.
19827 (add_may_alias_for_new_tag): Ditto.
19828 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19829 (compute_is_aliased): New function.
19830 (compute_may_aliases): Call compute_is_aliased).
19831 (init_alias_info): Initialize alias_bitmap_obstack.
19832 (union_alias_set_into): New function.
19833 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19834 (have_common_aliases_p): Rewrite to take two bitmaps and use
19836 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19837 Update for bitmaps.
19838 (finalize_ref_all_pointers): Update for add_may_alias changes.
19839 (new_type_alias): Ditto.
19840 * tree-flow-inline.h (may_aliases): Return a bitmap.
19841 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19842 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19843 may_aliases being a bitmap.
19844 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19845 may_aliases now returns a bitmap.
19846 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19848 * tree-ssa-operands.c (add_virtual_operand): Update for
19849 may_aliases being a bitmap.
19851 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19853 PR tree-optimization/30630
19854 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19855 variable as changed.
19857 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19860 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19861 expanded only once even if an error occurs.
19863 2007-01-29 Ben Elliston <bje@au.ibm.com>
19865 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19866 (__gcov_average_profiler): Likewise.
19867 (__gcov_ior_profiler): Likewise.
19868 (__gcov_merge_ior): Likewise.
19870 2007-01-28 Jan Hubicka <jh@suse.cz>
19872 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19873 * value-prof.c (stringop_block_profile): Likewise.
19875 2007-01-28 Jan Hubicka <jh@suse.cz>
19877 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19878 Add variant handling histograms; add wrapper.
19879 (clear_storage_via_libcall): Export.
19880 (emit_block_move_hints): Break out from ...; add histograms.
19881 (emit_block_move): ... this one.
19882 (clear_storage_hints): Break out from ...; add histograms.
19883 (clear_storage): ... this one.
19884 (set_storage_via_memset): Handle histogram.
19885 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19886 (clear_storage_hints, clear_storage_via_libcall): Declare.
19887 (set_storage_via_setmem): Update prototype.
19888 * doc/md.texi (movmem, setmem): Document new arguments.
19890 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19891 Add new histograms.
19892 (stringop_block_profile): New global function.
19893 (tree_stringops_values_to_profile): Profile block size and alignment.
19894 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19896 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19897 (stringop_block_profile): Declare.
19898 * builtins.c: Include value-prof.h.
19899 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19900 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19901 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19902 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19903 * profile.c (instrument_values): Add new counters.
19904 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19906 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19907 (tree_init_edge_profiler): Build new profilers.
19908 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19909 (pass_tree_profile): Add dump.
19910 (tree_profile_hooks): Update.
19911 * Makefile.in (LIBGCOV): Add new constants.
19912 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19913 __gcov_ior_profiler): New.
19914 * i386.md (movmem/setmem expanders): Add new optional arguments.
19916 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19918 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19920 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19922 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19923 (tree_unswitch_single_loop): Pass eni_size_weights to
19924 tree_num_loop_insns.
19925 * tree-ssa-loop-manip.c: Include tree-inline.h.
19926 (can_unroll_loop_p): Pass eni_size_weights to
19927 tree_num_loop_insns.
19928 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19929 Pass eni_size_weights to estimate_num_insns.
19930 * tree.h (init_inline_once): Export.
19931 * toplev.c (backend_init): Call init_inline_once.
19932 * cgraphunit.c (cgraph_process_new_functions,
19933 cgraph_analyze_function): Pass eni_inlining_weights to
19934 estimate_num_insns.
19935 * ipa-inline.c (compute_inline_parameters): Ditto.
19936 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19937 to estimate_num_insns.
19938 (try_unroll_loop_completely): Pass eni_size_weights to
19939 tree_num_loop_insns.
19940 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19941 ot estimate_num_insns.
19942 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19943 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19944 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19945 eni_time_weights): New variables.
19946 (init_inline_once): Initialize them.
19947 (struct eni_data): Mew.
19948 (estimate_num_insns_1, estimate_num_insns): Use weights.
19949 * tree-inline.h (struct eni_weights_d): New.
19950 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19951 (estimate_num_insns): Declaration changed.
19952 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19953 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19954 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19956 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19958 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19959 relations in the conflict function is valid.
19961 2007-01-27 Ian Lance Taylor <iant@google.com>
19963 * common.opt: Add fstrict-overflow.
19964 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19965 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19966 (TYPE_OVERFLOW_UNDEFINED): Define.
19967 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19969 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19970 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19971 (fold_negate_expr): Likewise.
19972 (make_range): Likewise.
19973 (extract_muldiv_1): Likewise.
19974 (maybe_canonicalize_comparison): Likewise.
19975 (fold_comparison): Likewise.
19976 (fold_binary): Likewise.
19977 (tree_expr_nonnegative_p): Likewise.
19978 (tree_expr_nonzero_p): Likewise.
19979 * tree-vrp.c (compare_values): Likewise.
19980 (extract_range_from_binary_expr): Likewise.
19981 (extract_range_from_unary_expr): Likewise.
19982 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19984 (nowrap_type_p): Likewise.
19985 * tree-scalar-evolution.c (simple_iv): Likewise.
19986 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19987 (build_range_check): Likewise.
19988 (extract_muldiv_1): Likewise.
19989 (fold_comparison): Likewise.
19990 * tree-vrp.c (vrp_int_const_binop): Likewise.
19991 (extract_range_from_unary_expr): Likewise.
19992 * convert.c (convert_to_integer): Likewise.
19993 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19994 (fold_comparison): Likewise.
19995 (fold_binary): Likewise.
19996 * optabs.c (optab_for_tree_code): Likewise.
19997 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19998 * simplify-rtx.c (simplify_const_relational_operation): Check
19999 flag_strict_overflow and flag_trapv.
20000 (simplify_const_relational_operation): Likewise.
20001 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20002 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20005 2007-01-27 Roger Sayle <roger@eyesopen.com>
20007 * tree.c (tree_fold_gcd): Delete.
20008 * tree.h (tree_fold_gcd): Remove prototype.
20009 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20010 test whether one constant integer is a multiple of another. Instead
20011 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20012 * fold-const.c (multiple_of_p): We've determined both TOP and
20013 BOTTOM are integer constants so we can call int_const_binop directly
20014 instead of the more generic const_binop.
20016 2007-01-27 Roger Sayle <roger@eyesopen.com>
20018 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20019 1*X check that the constant hasn't overflowed, to preserve the
20021 (round_up): Provide an efficient implementation when rouding-up an
20022 INTEGER_CST to a power-of-two.
20024 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20026 * doc/sourcebuild.texi: Add comma for clarity.
20027 * doc/extend.texi: Fix some typos.
20028 * doc/passes.texi: Likewise.
20029 * doc/cppinternals.texi: Likewise.
20030 * doc/c-tree.texi: Likewise.
20031 * doc/tree-ssa.texi: Likewise.
20032 * doc/install.texi: Likewise.
20034 2007-01-27 Jan Hubicka <jh@suse.cz>
20036 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20037 (pass_sra): Do not require alias information.
20038 * passes.c (init_optimization_passes): Add SRA
20040 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20042 * tracer.c (rest_of_handle_tracer): We already cleaned
20043 up the CFG in tracer() so don't do it here again.
20044 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20045 cleanup_cfg here, either. And don't call renumber_insns.
20047 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20048 and BB_HEAD are in the insn stream here. Instead make sure
20049 that BB_INSN is valid on all insns. Also, do check here that
20050 there are no pending branch predictions...
20051 (rtl_verify_flow_info): ...instead of doing it here. Checks
20052 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20055 2007-01-26 Roger Sayle <roger@eyesopen.com>
20057 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20058 function to simplify/factorize operand order canonicalization.
20059 (ix86_fixup_binary_operands): Reorganize using the above function.
20060 (ix86_binary_operator_ok): Likewise.
20062 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20064 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20065 file scope from optimize_attrs.
20066 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20068 (optimize_attrs): Clear insn_code_values after freeing it.
20070 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20072 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20073 a parts.base assignment.
20075 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20077 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20078 (compute_subscript_distance, initialize_data_dependence_relation,
20079 finalize_ddr_dependent, analyze_ziv_subscript,
20080 analyze_siv_subscript_cst_affine,
20081 compute_overlap_steps_for_affine_univar,
20082 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20083 analyze_siv_subscript, analyze_miv_subscript,
20084 analyze_overlapping_iterations, subscript_dependence_tester_1,
20085 compute_self_dependence, free_dependence_relation): Work
20086 with affine_fn instead of chrecs.
20087 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20088 common_affine_function, affine_function_base,
20089 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20090 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20091 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20092 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20093 (all_chrecs_equal_p): Removed.
20094 * tree-data-ref.h (affine_fn, conflict_function): New types.
20095 (struct subscript): Change type of conflicting_iterations_in_a
20096 and conflicting_iterations_in_b.
20098 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20101 * config/pa/pa.h (TARGET_HPUX_11): New.
20102 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20103 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20105 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20106 Richard Guenther <rguenther@suse.de>
20108 * tree-ssa-structalias.c (solve_graph): Handle case
20109 we merged the variable to another.
20111 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20113 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20116 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20117 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20119 2007-01-25 DJ Delorie <dj@redhat.com>
20121 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20122 allow changes to modes which don't fit in those registers.
20124 * reload1.c (choose_reload_regs): Check for invalid subregs before
20125 computing their locations, not after.
20127 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20130 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20131 save Altivec registers in an eh_return function.
20132 (compute_vrsave_mask): Likewise.
20133 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20134 for saving Altivec registers.
20135 (rs6000_emit_prologue): Don't allocate stack twice in
20136 eh_return function. Correct expected value of altivec_save_offset
20137 when using save_world. Describe save of R0 to stack when using
20138 save_world. Describe stack pointer adjustment when using
20139 save_world. Remove duplicated eh_return parameter register saving.
20140 Update sp_offset variable after save_world.
20141 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20143 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20144 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20147 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20149 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20151 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20154 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20155 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20157 2007-01-25 Richard Guenther <rguenther@suse.de>
20159 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20160 * common.opt (-Wcoverage-mismatch): New warning option.
20161 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20162 if -Wcoverage-mismatch is given.
20164 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20166 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20167 (ipcp_driver): Change to static definition.
20168 Add dumping of the ifunctions.
20169 (constant_val_insert): Remove unused parameter. Support for SSA.
20170 (ipcp_propagate_const): Support for SSA.
20171 (ipcp_profile_bb_print): Print only analyzed nodes.
20172 (ipcp_replace_map_create): Remove support for Fortran constant
20174 * ipa-prop.c (ipa_method_modify_stmt,
20175 ipa_callsite_compute_param): Support for SSA.
20176 * ipa-prop.h (ipcp_driver): Remove declaration.
20177 (IS_VALID_TREE_MAP_INDEX): Add define.
20179 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20181 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20183 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20185 PR middle-end/30447
20186 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20187 constant argument to cabs and do it without checking for
20188 -funsafe-math-optimizations.
20190 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20192 * c-common.h (RID_FIRST_CXX0X): New.
20193 (RID_LAST_CXX0X): New.
20194 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20196 * c.opt (Wc++0x-compat): New.
20197 * doc/invoke.texi (-Wc++0x-compat): Document.
20199 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20201 * builtins.c (fold_builtin_carg): New.
20202 (fold_builtin_1): Use it.
20204 2007-01-24 Jan Hubicka <jh@suse.cz>
20206 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20208 * ipa-inline.c (initial_insns, max_insns): Delete.
20209 (compute_max_insns): New function.
20210 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20211 amount of insns as base for code growth.
20212 (cgraph_decide_inlining): Make initial_insns local; do not compute
20214 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20215 * doc/invoke.texi (inline-unit-growth): Update docs.
20217 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20219 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20220 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20221 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20222 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20223 for CPUs that have PTA_CX16 set.
20225 PR middle-end/27416
20226 * gimplify.c (omp_check_private): New function.
20227 (gimplify_scan_omp_clauses): Use it for
20228 firstprivate/lastprivate/reduction.
20230 PR middle-end/30494
20231 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20232 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20234 PR middle-end/30421
20235 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20236 If lower_lastprivate_clauses emits some statements, append them
20237 to dlist rather than body_p and to body_p append an initializer.
20238 (lower_omp_for): Adjust caller.
20240 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20242 * target.h (globalize_decl_name): New.
20243 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20244 * output.h (default_globalize_decl_name): New.
20245 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20247 (globalize_decl): Ditto.
20248 (default_globalize_decl_name): New.
20249 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20250 (ia64_handle_version_id_attribute): New.
20251 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20252 (ia64_asm_output_external): Use globalize_decl_name instead
20253 of globalize_label.
20254 * doc/extend.texi (version_id): New pragma.
20255 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20257 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20259 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20260 _uleb128_t and _Unwind_SWord with _sleb128_t.
20261 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20262 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20264 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20265 * unwind-pe.h (read_uleb128, read_sleb128,
20266 read_encoded_value_with_base): Likewise.
20267 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20269 2007-01-24 Richard Guenther <rguenther@suse.de>
20271 * builtins.c (expand_builtin_cexpi): Get the fndecl
20272 for cexp in the correct way.
20274 2007-01-24 Jan Hubicka <jh@suse.cz>
20276 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20279 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20281 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20282 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20283 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20284 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20285 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20286 __SIZEOF_PTRDIFF_T__.
20287 * doc/cpp.texi: Documentation for the new builtin macros added.
20289 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20291 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20292 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20293 instead of operands[2] to avoid access past the end of array.
20295 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20297 * reload1.c (emit_reload_insns): Pass the reload register
20298 for a non-spill output reload through forget_old_reloads_1.
20300 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20302 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20303 _SOFT_DOUBLE if doubles use software floating-point.
20304 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20305 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20306 * config/rs6000/darwin-ldouble.c: Also compile functions for
20307 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20308 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20309 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20310 commented-out long double override.
20311 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20312 * config/rs6000/eabispe.h: Likewise.
20313 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20314 long double for non-SPE.
20315 (rs6000_handle_option): Likewise.
20316 (invalid_e500_subreg): Disallow more subregs involding DImode,
20317 DFmode, TImode or TFmode.
20318 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20320 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20322 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20323 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20325 (rs6000_legitimate_address): Also check for TFmode for E500
20327 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20328 (spe_build_register_parallel): Handle TFmode and TCmode.
20329 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20331 (function_arg): Handle TFmode and TCmode for E500 double.
20332 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20334 (print_operand): Handle TFmode and TImode for %y.
20335 (rs6000_generate_compare): Handle TFmode comparisons for E500
20337 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20338 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20339 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20340 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20341 TFmode for E500 double.
20342 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20343 (floatsidf2): Enable for E500 double.
20344 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20345 (extenddftf2): Change to extenddftf2_fprs.
20346 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20347 depending on TARGET_E500_DOUBLE.
20348 (extendsftf2): Enable for E500 double.
20349 (trunctfdf2): Enable for E500 double.
20350 (trunctfsf2): Change to trunctfsf2_fprs.
20351 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20352 depending on TARGET_E500_DOUBLE.
20353 (floatsitf2): Enable for E500 double.
20354 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20355 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20356 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20357 (negtf2): Change to negtf2_internal.
20358 (negtf2): New expander.
20359 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20360 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20361 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20362 (movdi_internal32): Use rs6000_nonimmediate_operand.
20363 (unnamed splitter): Likewise.
20364 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20365 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20366 (SPE64TF, DITI): New mode macros.
20367 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20370 (frob_<mode>_di_2): New.
20371 (frob_tf_di_8_2): New.
20372 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20374 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20376 (frob_ti_<mode>_8_2): New.
20377 (frob_ti_tf_2): New.
20378 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20379 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20381 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20382 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20383 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20384 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20385 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20386 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20389 2007-01-23 Ian Lance Taylor <iant@google.com>
20391 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20393 (OBJS-archive): Reformat, alphabetize.
20394 (OBJS): Change out_object_file to OBJS-md.
20396 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20398 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20399 JUMP_P and CALL_P predicates where applicable.
20400 * config/i386/i386.c: Ditto.
20401 * config/i386/i386.md: Ditto.
20402 * config/i386/mmx.md: Ditto.
20403 * config/i386/predicates.md: Ditto.
20405 2007-01-22 Andreas Schwab <schwab@suse.de>
20407 * config/m68k/m68k.h: Fix comment.
20409 2007-01-22 Jan Hubicka <jh@suse.cz>
20411 * passes.c (init_optimization_passes): Do not rerun
20412 pass_early_warn_uninitialized.
20414 2007-01-22 Richard Guenther <rguenther@suse.de>
20416 PR tree-optimization/30038
20417 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20419 (execute_cse_sincos_1): Likewise.
20420 (execute_cse_sincos): Likewise.
20421 (gate_cse_sincos): Likewise.
20422 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20423 the cexpi() canonicalization of sincos().
20424 * tree-pass.h (pass_cse_sincos): Declare.
20425 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20427 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20429 PR rtl-optimization/29329
20430 * combine.c (replaced_rhs_insn): Rename to i2mod.
20431 (replaced_rhs_value): Rename to i2mod_new_rhs.
20432 (i2mod_old_rhs): New global variable.
20433 (combine_instructions): Adjust for above change. Save a copy of
20434 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20435 note are substituted in the second instruction.
20436 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20437 ditch the note if it pertains to the second eliminated register
20438 and this register is mentioned in i2mod_old_rhs.
20441 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20443 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20444 the insn to which the note was originally attached.
20446 2007-01-21 Jan Hubicka <jh@suse.cz>
20448 * ipa-inline.c (inlining_mode): Comment, move up.
20449 (cgraph_decide_inlining_incrementally): Do not perform inlining
20450 itself; fix handling of flattening of self recursive functions.
20451 (cgraph_find_cycles): Remove.
20452 (cgraph_flatten_node): Remove.
20453 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20454 (try_inline): New function.
20455 (cgraph_early_inlining): Update call of
20456 cgraph_decide_inlining_incrementally. Apply inlining here.
20457 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20459 2007-01-21 Dirk Mueller <dmueller@suse.de>
20462 * tree-vrp.c (check_array_bounds): do not warn
20463 about ADDR_EXPR's of ARRAY_REF's which are immediately
20464 used in binary expressions.
20466 2007-01-21 Ira Rosen <irar@il.ibm.com>
20468 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20469 read_write_dep and macros for its access.
20470 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20471 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20472 argument, call vect_check_interleaving for every independent pair of
20473 data-refs. Mark loads that access the same memory location as a store
20475 (vect_check_dependences): Remove.
20476 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20477 call, fix the call to vect_analyze_data_ref_dependence.
20478 (vect_analyze_data_ref_access): For statements that access the same
20479 data-ref, check that they are not stores; for loads, check that there
20480 is no store that access the same location.
20482 2007-01-20 Roger Sayle <roger@eyesopen.com>
20483 Joseph Myers <joseph@codesourcery.com>
20485 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20486 (-fdump-rtl-stack): Likewise.
20487 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20488 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20489 (-mpt-fixed): Use @minus{} for minus sign.
20490 (Using Precompiled Headers): Fix under/overfull hbox.
20492 2007-01-20 Jan Hubicka <jh@suse.cz>
20494 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20495 place within annotation.
20497 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20499 * pa.c (output_move_double): Change array size of xoperands to 4.
20501 2007-01-20 Jan Hubicka <jh@suse.cz>
20503 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20506 2007-01-19 Ian Lance Taylor <iant@google.com>
20508 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20509 constant to unsigned HOST_WIDE_INT before negating.
20511 2007-01-19 Ian Lance Taylor <iant@google.com>
20513 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20515 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20516 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20517 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20518 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20519 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20520 (realloc_vdef, realloc_vuse): Change second parameter to
20522 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20523 fields to unsigned.
20524 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20525 unsigned. Change x and lim locals to unsigned.
20526 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20528 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20529 (copy_virtual_operands): Change i and n locals to unsigned.
20531 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20533 PR middle-end/29335
20534 * builtins.c (fold_builtin_1): Handle builtin fdim.
20536 2007-01-20 Jan Hubicka <jh@suse.cz>
20538 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20539 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20540 init_alias_heapvars.
20541 (init_alias_heapvars): Initialize only when not already initialized.
20542 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20544 2007-01-19 Roger Sayle <roger@eyesopen.com>
20546 * common.opt (fsigned-zeros): New command line option.
20547 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20548 of flag_unsafe_math_optimizations.
20549 * opts.c (set_fast_math_flags): The -ffast-math command line option
20550 implies -fno-signed-zeros.
20551 (fast_math_flags_set_p): Likewise.
20553 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20554 the documentation of -ffast-math appropriately. Wrap long lines.
20556 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20558 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20559 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20561 2007-01-19 Tomas Bily <tbily@suse.cz>
20563 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20565 (tree_init_ic_make_global_vars): New function
20566 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20567 (tree_gen_ic_profiler): New function
20568 (tree_gen_ic_func_profiler): New function
20569 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20570 (tree_profile_hooks): Added hook for indirec/virtual calls
20571 * value-prof.c (tree_find_values_to_profile): New case for
20573 (tree_values_to_profile): Call for determining indirect/virtual
20575 (tree_indirect_call_to_profile): New function
20576 (tree_ic_transform): New function
20577 (tree_ic): New function
20578 (find_func_by_pid): New function
20579 (init_pid_map): New function
20580 (tree_value_profile_transformations): Added check for
20581 indirect/virtual call transformation
20582 * value-prof.h (enum hist_type): New counter type for
20583 indirect/virtual calls
20584 (profile_hooks): Added new hook for profiling indirect/virtual
20586 * profile.c (instrument_values): New case for indirect/virtual
20588 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20589 (GCOV_COUNTER_V_INDIR): New counter type
20590 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20591 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20593 * cgraph.c: Definition of cgraph_max_pid
20594 (cgraph_create_node): Default init of pid attribute
20595 * cgraph.h: Declaration of cgraph_max_pid
20596 (struct cgraph_node): Added pid attribute
20597 * libgcov.c (__gcov_indirect_call_profiler): New function
20598 (__gcov_one_value_profiler_body): New function
20599 (__gcov_one_value_profiler): Body was moved to
20600 __gcov_one_value_profiler_body and calls it
20602 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20604 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20605 * gengtype.c (write_types_data, write_func_for_structure,
20606 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20607 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20608 (walk_type, write_func_for_structure): Generate the mark_hook if
20611 2007-01-19 Jan Hubicka <jh@suse.cz>
20613 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20614 'early' argument take inlining mode argument specifying whether to
20615 inline for size/speeed or all functions; add support for flattening;
20617 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20619 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20622 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20623 the name of the declared identifier.
20625 2007-01-19 Dirk Mueller <dmueller@suse.de>
20627 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20628 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20629 duplicate evaluation.
20631 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20633 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20634 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20635 to XFMode, use acosxf2 and truncate result to requested mode.
20636 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20637 (asin<mode>2): Similarly, with asin expanders.
20638 (*fscalexf4_i387): Rename from *fscalexf4.
20639 (expNcorexf3): New expander.
20640 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20641 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20642 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20643 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20644 patterns for SSE math.
20645 (exp10<mode>2): Similarly, with exp10 expanders.
20646 (exp2<mode>2): Similarly, with exp2 expanders.
20647 (expm1<mode>2): Similarly, with expm1 expanders.
20648 (ldexp<mode>3): Similarly, with ldexp expanders.
20649 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20650 Use gen_truncxf<mode>2_i387_noop to truncate result.
20652 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20654 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20655 for ColdFire targets.
20657 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20658 Richard Sandiford <richard@codesourcery.com>
20660 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20661 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20662 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20663 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20664 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20665 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20667 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20669 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20670 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20671 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20672 (*adddi_dilshr32_cf): New pattern.
20673 (adddi3, subdi3): Remove first alternatives.
20675 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20677 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20678 implemented using move.l, do not use its cc result for floating-point
20681 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20683 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20684 from accepting 's' constraints if flag_pic.
20686 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20688 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20689 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20690 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20691 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20693 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20695 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20696 ColdFire alternatives.
20697 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20698 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20699 architectures that support ff1 instruction.
20701 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20702 Julian Brown <julian@codesourcery.com>
20704 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20705 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20706 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20709 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20711 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20713 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20714 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20715 HOST_WIDE_INT instead of an rtx.
20716 (m68k_rtx_costs): Update call accordingly.
20717 (output_move_const_into_data_reg): Likewise. Fix formatting.
20718 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20720 (output_move_simode_const): Update calls after above changes.
20721 Rework to use automatic variables and predicates like MEM_P.
20722 * config/m68k/m68k.md (pushexthisi_const): Update call to
20725 2007-01-19 Dirk Mueller <dmueller@suse.de>
20727 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20728 in dump_flags test.
20730 2007-01-19 Richard Guenther <rguenther@suse.de>
20732 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20733 via cexp in case sincos is not available.
20735 2007-01-19 Richard Guenther <rguenther@suse.de>
20737 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20738 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20739 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20740 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20741 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20742 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20743 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20744 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20746 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20748 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20750 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20751 (atan2xf3): Directly generate RTL pattern.
20752 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20753 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20754 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20755 disable patterns for SSE math.
20756 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20757 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20758 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20759 disable patterns for SSE math.
20761 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20763 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20765 2007-01-18 Roger Sayle <roger@eyesopen.com>
20767 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20768 VIEW_CONVERT_EXPR to the same type as it's operand.
20770 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20772 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20773 configured for long double 128.
20775 2007-01-18 Mike Stump <mrs@apple.com>
20777 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20780 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20782 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20785 2007-01-18 Jan Hubicka <jh@suse.cz>
20787 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20788 greater than NUM_VOP_FREE_BUCKETS.
20790 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20792 * tree-ssa-structalias.c: Update comments.
20793 (ptabitmap_obstack): Removed.
20794 (pta_obstack): New.
20795 (oldpta_obstack): Ditto.
20796 (stats): Add a few members.
20797 (struct variable_info): Remove node, complex, address_taken, and
20798 indirect_target members. Add oldsolution member.
20799 (new_var_info): Do not initialize removed members.
20800 (constraint_expr_type): Remove INCLUDES.
20801 (constraint_graph): Add size, implicit_preds, rep,
20802 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20803 (FIRST_REF_NODE): New macro.
20804 (LAST_REF_NODE): Ditto.
20805 (FIRST_ADDR_NODE): Ditto.
20806 (find): New function.
20808 (dump_constraint): Do not handle INCLUDES.
20809 (insert_into_complex): Do not insert duplicate constraints.
20810 (condense_varmap_nodes): Renamed and rewritten into ...
20811 (merge_node_constraints): This. Also fix bug in handling of
20812 offseted copy constraints.
20813 (clear_edges_for_node): No longer need to deal with preds at all,
20814 or removing associated preds/succs.
20815 (merge_graph_nodes): Deal with indirect_cycles.
20816 Don't deal with predecessors.
20817 (add_implicit_graph_edge): New function.
20818 (add_pred_graph_edge): Ditto.
20819 (add_graph_edge): Don't deal with predecessors.
20820 (build_constraint_graph): Removed.
20821 (build_pred_graph): New function.
20822 (build_succ_graph): Ditto.
20823 (struct scc_info): Removed in_component. Added roots, dfs, and
20824 node_mapping. Remove visited_index, unification_queue.
20825 (scc_visit): Deal with union-find we do now.
20826 Deal with cycles with REF nodes.
20827 (collapse_nodes): Renamed and rewritten to ...
20828 (unify_nodes): This.
20829 (process_unification_queue): Removed.
20830 (topo_visit): Cleanup
20831 (do_da_constraint): Use find.
20832 (do_sd_constraint): Ditto.
20833 (do_ds_constraint): Ditto.
20834 (do_complex_constraint): Ditto.
20835 (init_scc_info): Update for removed and added members.
20836 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20837 (find_indirect_cycles): This.
20838 (equivalence_class): New variable.
20839 (label_visit): New function.
20840 (perform_variable_substitution): Rewritten.
20841 (free_var_substitution_info): New function.
20842 (find_equivalent_node): Ditto.
20843 (move_complex_constraints): Ditto.
20844 (eliminate_indirect_cycles): Ditto.
20845 (solve_graph): Only propagate changed bits.
20846 Use indirect cycle elimination.
20848 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20849 (tree_id_eq): Renamed to ...
20850 (tree_vi_eq): This. Update for member change
20851 (insert_id_for_tree): Renamed and rewritten to ...
20852 (insert_vi_for_tree): This.
20853 (lookup_id_for_tree): Renamed and rewritten to ...
20854 (lookup_vi_for_tree): This.
20855 (get_id_for_tree): Renamed and rewritten to ...
20856 (get_vi_for_tree): Ditto.
20857 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20858 (process_constraint): Don't handle INCLUDES.
20859 Remove special ADDRESSOF case.
20860 (find_func_aliases): Rewrite to use vi functions instead of id
20862 (create_function_info_for): Ditto.
20863 (create_variable_info_for): Ditto.
20864 (intra_create_variable_infos): Ditto.
20865 (merge_smts_into): Ditto.
20866 (find_what_p_points_to): Ditto.
20867 (init_base_vars): Ditto.
20868 (init_alias_vars): Ditto.
20869 (remove_preds_and_fake_succs): New function.
20870 (dump_sa_points_to_info): Dump new stats.
20871 (dump_solution_for_var): Use find.
20872 (set_used_smts): Fix formatting.
20873 (compute_points_to_sets): Updated for new functions.
20874 (ipa_pta_execute): Ditto.
20876 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20877 Richard Sandiford <richard@codesourcery.com>
20879 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20881 * calls.c (expand_call): If the return value is a PARALLEL,
20882 extract its first member.
20883 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20884 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20885 use FUNCTION_EXTRA_EPILOGUE.
20886 (m68k_function_value): Return a PARALLEL if the return value
20887 is of a pointer type.
20888 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20889 (FUNCTION_EXTRA_EPILOGUE): Remove.
20890 * config/m68k/m68k.md (D0_REG): New constant.
20892 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20894 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20895 output a NOP for empty epilogues.
20897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20899 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20900 before function. Extend register save check to include all
20901 registers, not just integer ones.
20903 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20905 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20906 (m68k_use_return_insn): ...this.
20907 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20908 * config/m68k/m68k.c (use_return_insn): Rename to...
20909 (m68k_use_return_insn): ...this.
20910 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20911 of USE_RETURN_INSN.
20913 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20915 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20916 nearest even, fix denormal rounding overflow.
20918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20920 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20921 f%$smove and f%$move.
20922 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20923 (extendsfdf2_cf): Use fdmove instead of f%&move.
20924 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20925 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20929 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20932 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20934 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20935 (coldfire_single_format): Declare.
20936 (coldfire_double_format): Likewise.
20937 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20938 of qnan_msb_set to determine the lower bits of a canonical
20940 (encode_ieee_double): Likewise.
20941 (encode_ieee_quad): Likewise.
20942 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20943 (mips_single_format): Likewise.
20944 (ieee_double_format): Likewise.
20945 (mips_double_format): Likewise.
20946 (ieee_extended_motorola_format): Likewise.
20947 (ieee_extended_intel_96_format): Likewise.
20948 (ieee_extended_intel_128_format): Likewise.
20949 (ieee_extended_intel_96_round_53_format): Likewise.
20950 (ibm_extended_format): Likewise.
20951 (mips_extended_format): Likewise.
20952 (ieee_quad_format): Likewise.
20953 (mips_quad_format): Likewise.
20954 (vax_f_format): Likewise.
20955 (vax_d_format): Likewise.
20956 (vax_g_format): Likewise.
20957 (i370_single_format): Likewise.
20958 (i370_double_format): Likewise.
20959 (decimal_single_format): Likewise.
20960 (decimal_double_format): Likewise.
20961 (decimal_quad_format): Likewise.
20962 (c4x_single_format): Likewise.
20963 (c4x_extended_format): Likewise.
20964 (real_internal_format): Likewise.
20965 (coldfire_single_format): New real_format.
20966 (coldfire_double_format): Likewise.
20967 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20968 canonical_nan_lsbs_set.
20969 (pdp11_d_format): Likewise.
20970 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20971 if TARGET_COLDFIRE_CPU.
20973 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20975 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20976 (output_call, m68k_legitimize_call_address): Declare.
20977 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20978 parenthesees. Add support for a 'W' constraint.
20979 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20980 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20981 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20982 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20984 (override_options): Initialize them. Do not set flag_no_function_cse
20985 for TARGET_ID_SHARED_LIBRARY.
20986 (m68k_output_pic_call): Delete.
20987 (m68k_legitimize_call_address): New function.
20988 (print_operand): Remove the %o prefix. Handle the %p prefix.
20989 (output_call): New function.
20990 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20991 target address from the GOT if symbolic jumps are not allowed.
20992 * config/m68k/m68k.md (call, general_operand): Do not set
20993 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20994 Merge separate flag_pic and !flag_pic define_insns into...
20995 (*call, *call_value): ...these new patterns. Match the address
20996 rather than the containing MEM and require it to be a call_operand.
20997 Use output_call to generate the asm template.
20998 * config/m68k/predicates.md (const_call_operand): New predicate.
20999 (call_operand): Likewise.
21001 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21003 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21004 (STACK_GROWS_DOWNWARD): Define to 1.
21005 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21006 comments, emphasizing that these values are only defaults.
21007 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21008 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21010 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21012 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21014 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21015 Richard Sandiford <richard@codesourcery.com>
21017 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21018 (FP_REGNO_P): New macros.
21019 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21020 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21021 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21022 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21024 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21026 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21027 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21029 * config/m68k/t-floatlib: New file, extracting common code from...
21030 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21031 * config/m68k/t-uclinux: Here.
21032 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21033 routines on ColdFire targets.
21035 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21037 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21038 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21039 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21040 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21041 explicitly set MOTOROLA to 1.
21042 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21044 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21045 Nathan Sidwell <nathan@codesourcery.com>
21047 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21048 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21049 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21050 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21051 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21052 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21053 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21054 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21055 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21056 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21057 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21058 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21059 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21060 (DBX_REGISTER_NUMBER): Delete.
21061 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21062 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21063 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21065 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21067 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21068 * config/flat.h: New file.
21069 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21070 OBJECT_FORMAT_FLAT.
21071 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21072 indirect references for -msep-data or -mid-shared-library.
21073 Do not use PC-relative code addresses either.
21074 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21076 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21077 for shared libraries and crt1.o for executables. Use crti.o and
21079 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21080 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21081 Do not add -elf2flt or -shared-lib-id options here.
21082 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21083 Pass -shared-lib-id if -mid-shared-library, taking the library
21084 identifier from -mshared-library-id if given, otherwise
21086 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21087 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21088 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21089 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21090 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21091 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21093 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21094 jump sequence for ISA A and ISA A+.
21095 (PICJUMP): Likewise.
21097 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21099 * config.gcc (m68k-*-uclinux*): Base the port on the common
21100 and m68k GNU/Linux files rather than on the generic ELF ones.
21101 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21102 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21104 2007-01-18 Julian Brown <julian@codesourcery.com>
21105 Richard Sandiford <richard@codesourcery.com>
21107 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21108 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21109 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21111 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21112 80 unconditionally.
21113 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21117 * doc/install.texi: Document m68k-uclinuxoldabi.
21118 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21119 * config/m68k/uclinux-oldabi.h: New file, copied from
21120 config/m68k/uclinux.h.
21122 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21124 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21125 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21126 (m32r_compute_frame_size): Use unsigned for regno.
21127 (m32r_reload_lr): Use gen_frame_mem.
21129 (m32r_output_function_epilogue): Don't output the function epilogue
21131 (m32r_expand_epilogue): New.
21132 (direct_return): Return false if the function has the interrupt
21134 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21135 * config/m32r/m32r.md (epilogue): New expander.
21136 (return_lr, return_rte): New insns.
21137 (return): Make it expander.
21138 (return_normal): New expander.
21140 2007-01-18 Josh Conner <jconner@apple.com>
21143 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21144 support for UNLE, UNLT, UNGE, and UNGT.
21146 2007-01-18 Jan Hubicka <jh@suse.cz>
21148 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21149 * tree-tailcall (add_virtual_phis): Likewise.
21150 (optimize_tail_call): Return TODOs.
21151 (execute_tail_calls): Return TODOs.
21152 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21153 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21155 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21156 Cleanup cfg using TODO.
21157 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21158 * passes.c (execute_function_todo): When cleanup did something, remove
21160 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21161 (make_edges): Don't cleanup_cfg.
21163 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21165 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21166 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21167 operate on the top of stack.
21168 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21169 register handling of instructions that output to the second
21171 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21172 (move_for_stack_reg): Special-case check for dead destination
21173 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21175 * config/i386/i386.md (UNSPEC_TAN): New constant.
21176 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21177 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21178 to correctly model move of constant 1.0 to top stack slot.
21179 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21180 (unnamed peephole2 pattern): Remove corresponding peephole2
21181 pattern that optimizes tan insn and loading of constant 1.0.
21182 (tanxf2): Use fptanxf4_i387.
21183 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21184 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21185 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21186 disable patterns for SSE math.
21187 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21188 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21190 2007-01-18 Dirk Mueller <dmueller@suse.de>
21191 Richard Guenther <rguenther@suse.de>
21194 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21195 * common.opt (Warray-bounds): Add new warning option.
21196 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21198 * Makefile.in: make tree-vrp.o depend on toplev.h
21199 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21201 (check_array_refs, check_array_bounds, check_array_ref): New.
21203 2007-01-18 Jan Hubicka <jh@suse.cz>
21205 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21206 (execute_ssa_ccp): Return flags conditionally.
21207 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21209 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21211 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21213 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21214 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21216 * Makefile.c (GTFILES): Add cfglayout.h.
21217 * gengtype.c (open_base_files): Likewise.
21218 * cfglayout.c (cfg_layout_function_footer,
21219 cfg_layout_function_header) Reindent to make gengtype happy.
21220 * cfglayout.h (cfg_layout_function_footer,
21221 cfg_layout_function_header): Add GTY(()) marker.
21223 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21225 2007-01-18 Ben Elliston <bje@au.ibm.com>
21227 * genautomata.c (write_automata): Include xstrerror output in the
21228 error message if writing the DFA description file fails.
21230 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21232 * config/mips/mips-protos.h (mips_output_external): Make it
21234 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21235 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21236 (extern_list): Likewise.
21237 (extern_head): Likewise.
21238 (TARGET_ASM_FILE_END): Likewise.
21239 (mips_file_end): Likewise.
21240 (mips_output_external): Rewritten.
21242 2007-01-18 Ben Elliston <bje@au.ibm.com>
21244 * genpreds.c (write_insn_preds_c): Only write out the function
21245 body for regclass_for_constraint if we have register constraints.
21247 2007-01-17 Tom Tromey <tromey@redhat.com>
21249 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21250 * doc/install.texi (Testing): Use sourceware.org.
21251 (Binaries): Likewise.
21252 (Specific): Likewise.
21253 * doc/contrib.texi (Contributors): Use sourceware.org.
21255 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21257 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21258 (AVR_ENHANCED): Rename to ...
21259 (AVR_HAVE_MUL): ... new.
21260 (avr_enhanced_p): Rename to ...
21261 (avr_have_mul_p): ... new.
21262 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21263 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21264 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21265 (avr_have_mul_p): ... new.
21266 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21267 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21268 'avr_enhanced_p' and 'enhanced'.
21269 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21270 AVR_HAVE_MUL instead of AVR_ENHANCED.
21271 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21272 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21273 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21274 instead of AVR_ENHANCED.
21275 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21276 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21277 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21279 2007-01-17 Ian Lance Taylor <iant@google.com>
21281 * vec.h (VEC_reserve_exact): Define.
21282 (vec_gc_p_reserve_exact): Declare.
21283 (vec_gc_o_reserve_exact): Declare.
21284 (vec_heap_p_reserve_exact): Declare.
21285 (vec_heap_o_reserve_exact): Declare.
21286 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21288 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21289 negative parameter.
21290 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21291 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21292 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21293 * vec.c (calculate_allocation): Add exact parameter. Change all
21295 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21296 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21297 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21298 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21299 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21300 (vec_heap_p_reserve_exact): New function.
21301 (vec_heap_o_reserve_exact): New function.
21303 2007-01-17 Jan Hubicka <jh@suse.cz>
21305 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21307 2007-01-17 Eric Christopher <echristo@apple.com>
21309 * config.gcc: Support core2 processor.
21311 2007-01-16 Jan Hubicka <jh@suse.cz>
21313 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21314 the names, just unlink the chain so we don't crash on dangling
21318 2007-01-16 Jan Hubicka <jh@suse.cz>
21320 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21321 * tree-pass.h: Reorder to make IPA passes appear toegher.
21322 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21324 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21325 parameters, do not call early inliner.
21326 * ipa-inline.c: Update comments. Include tree-flow.h
21327 (cgraph_decide_inlining): Do not compute inlining parameters.
21328 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21329 be called with function context set up.
21330 (pass_ipa_inline): Remove unreachable functions before pass.
21331 (cgraph_early_inlining): Simplify assuming to be called from the
21333 (pass_early_inline): New pass.
21334 (cgraph_gate_ipa_early_inlining): New gate.
21335 (pass_ipa_early_inline): Turn into simple wrapper.
21336 (compute_inline_parameters): New function.
21337 (gate_inline_passes): New gate.
21338 (pass_inline_parameters): New pass.
21339 (apply_inline): Move here from tree-optimize.c
21340 (pass_apply_inline): New pass.
21341 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21343 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21344 doing them by hand.
21345 (tree_function_versioning): Do not allocate dummy struct function.
21346 * tree-inline.h (optimize_inline_calls): Update prototype.
21347 * tree-optimize.c (execute_fixup_cfg): Export.
21348 (pass_fixup_cfg): Remove
21349 (tree_rest_of_compilation): Do not apply inlines.
21350 * tree-flow.h (execute_fixup_cfg): Declare.
21351 * Makefile.in (gt-passes.c): New.
21352 * passes.c: Include gt-passes.h
21353 (init_optimization_passes): New passes.
21354 (nnodes, order): New static vars.
21355 (do_per_function_toporder): New function.
21356 (execute_one_pass): Dump current pass here.
21357 (execute_ipa_pass_list): Don't dump current pass here.
21359 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21361 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21362 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21364 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21366 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21367 (strong_alias): Define.
21368 (__gcc_qmul): Provide non-FMA for soft-float.
21369 (__gcc_qdiv): Same.
21374 (__gcc_qunord): New.
21384 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21385 soft-float functions.
21386 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21387 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21388 about long double soft float.
21390 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21391 Tehila Meyzels <tehila@il.ibm.com>
21393 * tree-vectorizer.h (is_pattern_stmt_p): New.
21394 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21395 formatting (tabs instead of spaces). Cleanup and clarify setting
21396 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21397 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21398 (vectorizable_type_demotion): Check that types are integral.
21399 (vectorizable_type_promotion): Likewise.
21400 (vectorizable_store): Fix typo. Eliminate new-line at end of
21403 2007-01-16 Jan Hubicka <jh@suse.cz>
21405 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21408 2007-01-15 Eric Christopher <echristo@apple.com>
21410 * ifcvt.c: Include vec.h, vecprim.h.
21411 (check_cond_move_block): New argument regs.
21412 Reorganize. Add registers used to regs.
21413 (cond_move_process_if_block): Use regs set above as
21416 2007-01-15 Eric Christopher <echristo@apple.com>
21418 * config/darwin.h: Update copyright.
21419 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21420 (LINK_COMMAND_SPEC): Add -u.
21421 (LINK_SPEC): Fix umbrella for above.
21423 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21425 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21428 2007-01-15 Tom Tromey <tromey@redhat.com>
21430 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21431 * doc/install.texi (Testing): Don't mention jacks.
21432 (Configuration): Document --enable-java-maintainer-mode. Move
21433 --with-java-home to libgcj-specific section. Document
21435 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21437 2007-01-15 Jan Hubicka <jh@suse.cz>
21439 * tree-ssa-dce.c (DCE_TODOs): New.
21440 (propagate_necessity): Return if something changed.
21441 (eliminate_unnecessary_stmts): Likewise.
21442 (perform_tree_ssa_dce): Return TODO flags when needed.
21443 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21445 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21447 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21448 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21449 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21450 patterns using X87MODEF12 mode macro. Extend operand 1
21451 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21452 (log10<mode>2): Ditto.
21453 (log2<mode>2): Ditto.
21454 (log1p<mode>2): Ditto.
21455 (logb<mode>2): Ditto.
21456 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21457 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21458 (*fxtractxf3_i387): Rename from *fxtractxf3.
21459 (fxtract_extend<mode>xf3_i387): New insn pattern.
21460 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21461 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21462 and gen_fyl2xxf3_i387().
21464 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21466 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21467 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21468 get_loop_exit_edges. Changed return type to bool.
21469 * cfgloop.h (fix_loop_placement): Declaration removed.
21471 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21473 * param.h (MIN_VECT_LOOP_BOUND): New.
21474 * params.def (MIN_VECT_LOOP_BOUND): New.
21475 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21476 argument - minimum threshold for number of iterations.
21477 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21478 argument to declaration.
21479 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21480 MIN_VECT_LOOP_BOUND.
21481 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21482 slpeel_tree_peel_loop_to_edge with additional argument.
21483 (vect_do_peeling_for_alignment): Likewise.
21484 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21486 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21489 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21490 operands of size 1.
21492 2007-01-14 Jan Hubicka <jh@suse.cz>
21494 * tree-dfa.c (remove_referenced_var): New function.
21495 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21496 prune referenced vars list too.
21497 * tree-flow.h (remove_referenced_var): Declare.
21499 2007-01-14 Jan Hubicka <jh@suse.cz>
21501 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21503 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21504 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21505 * except.h (verify_eh_throw_table_statements): Kill prototype.
21506 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21507 into call exrepssions.
21508 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21510 * tree-cfg.c: Include pointer-set.h.
21511 (verify_node_sharing): Work on pointer set.
21512 (verify_eh_throw_stmt_node): New.
21513 (verify_stmts): Use pointers sets, verify throw_stmt.
21515 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21517 * ipa-reference.c (analyze_function): Consider also addresses taken
21520 2007-01-12 Roger Sayle <roger@eyesopen.com>
21522 * c-typeck.c (null_pointer_constant_p): Replace use of
21523 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21524 (build_c_cast): Likewise.
21526 2007-01-12 Roger Sayle <roger@eyesopen.com>
21528 * tree.h (force_fit_type_double): Remove unused final argument.
21529 * c-common.c (constant_expression_warning): Replace use of
21530 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21531 (convert_and_check): Likewise.
21532 (shorten_compare): Update call to force_fit_type_double.
21533 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21534 * convert.c (convert_to_pointer): Update call to
21535 force_fit_type_double.
21536 * fold-const.c (force_fit_type_double): Remove overflowed_const
21538 (int_const_binop, fold_convert_const_int_from_int,
21539 fold_convert_const_int_from_real, fold_div_compare,
21540 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21541 fold_abs_const, fold_not_const): Remove the final argument from
21542 calls to force_fit_type_double.
21544 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21546 * configure.ac: Set insn to "nop" for spu-*-* also.
21547 * configure: Regenerate.
21549 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21551 * builtins.def : Add BUILT_IN_FREE.
21553 2007-01-12 Jan Hubicka <jh@suse.cz>
21555 PR tree-optimization/30443
21556 * tree-inline.c (tree_function_versioning): Do not optimize when
21557 cloning for inlining.
21559 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21561 * doc/loop.texi: Document recording of loop exits.
21562 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21563 (update_single_exits_after_duplication,
21564 update_single_exit_for_duplicated_loop,
21565 update_single_exit_for_duplicated_loops): Removed.
21566 (duplicate_loop_to_header_edge): Do not call
21567 update_single_exits_after_duplication and
21568 update_single_exit_for_duplicated_loops.
21569 (loop_version): Do not update single_exit information.
21570 (fix_loop_structure): Use record_loop_exits instead of
21571 mark_single_exit_loops.
21572 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21573 the lists of loop exits.
21574 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21575 split_edge, merge_blocks): Update the lists of loop exits.
21576 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21577 loop_optimizer_init.
21578 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21579 of mark_single_exit_loops.
21580 (loop_optimizer_finalize): Call release_recorded_exits.
21581 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21582 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21583 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21584 update single exit information.
21585 * lambda-code.c (perfect_nestify): Ditto.
21586 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21587 (mark_single_exit_loops): Removed.
21588 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21589 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21590 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21592 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21593 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21594 (verify_loop_structure): Verify consistency of the exit lists.
21595 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21596 (set_single_exit): Removed.
21597 * cfgloop.h (struct loop_exit): New function.
21598 (struct loop): single_exit_ field replaced by exits field.
21599 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21600 LOOPS_HAVE_RECORDED_EXITS.
21601 (struct loops): Added exits hash.
21602 (mark_single_exit_loops, set_single_exit): Declaration removed.
21603 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21605 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21607 * doc/invoke.texi: Avoid use of @headitem.
21609 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21611 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21613 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21615 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21618 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21619 Richard Sandiford <richard@codesourcery.com>
21621 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21622 * config/m68k/m68k.opt: Resort options.
21623 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21625 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21626 Richard Sandiford <richard@codesourcery.com>
21628 * doc/invoke.texi: Document the macros that are defined by
21629 m68k's -mtune and -mhard-float options.
21630 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21631 (m68k_cpp_cpu_family): Likewise.
21632 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21633 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21634 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21635 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21636 (m68k_cpp_cpu_family): Likewise.
21638 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21640 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21641 macros besides mc68000 as tuning macros. Use a switch statement
21642 to set them and mcpu32.
21644 2007-01-12 Julian Brown <julian@codesourcery.com>
21646 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21647 (TARGET_68040_ONLY): Rename to...
21648 (TARGET_68040): ...this.
21649 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21650 * config/m68k/m68k.md: Likewise.
21652 2007-01-12 Julian Brown <julian@codesourcery.com>
21653 Nathan Sidwell <nathan@codesourcery.com>
21654 Richard Sandiford <richard@codesourcery.com>
21656 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21657 the -mcpu= argument associated with the --with-cpu setting.
21658 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21659 if different from the one implied by the -mcpu setting.
21660 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21661 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21662 * doc/invoke.texi: Mention ColdFire in the introduction to the
21663 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21664 -mno-div and -mhard-float options. Make -m68881 a synonym for
21665 -mhard-float. Document the previously-undocumented -m5206e,
21666 -m528x, -m5307 and -m5407 options. Tweak the existing option
21667 documentation for consistency.
21668 * doc/install.texi: Mention new --with-cpu arguments.
21669 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21670 default CPU if neither -mcpu nor -march are specified.
21671 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21672 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21673 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21674 using m68k_tune to decide between families that implement the
21675 same ISA. Use m68k_tune to set __mcfv4e__.
21676 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21677 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21678 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21679 (FL_ISA_C, FL_ISA_MMU): New macros.
21680 (MASK_COLDFIRE): Delete.
21681 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21682 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21683 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21684 (TARGET_HARD_FLOAT): Do not define here.
21685 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21686 (TUNE_68000): New macro.
21687 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21688 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21689 (TUNE_CFV2): Redefine in terms of m68k_tune.
21690 (uarch_type, target_device, fpu_type): New enums.
21691 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21692 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21693 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21694 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21695 (FL_FOR_isa_c): New macros.
21696 (m68k_isa): New enum.
21697 (m68k_target_selection): New structure.
21698 (all_devices, all_isas, all_microarchs): New tables.
21699 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21700 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21701 (MASK_ALL_CPU_BITS): Delete.
21702 (m68k_find_selection): New function.
21703 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21704 Map the legacy target options to a combination of the new ones.
21705 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21706 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21707 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21709 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21710 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21712 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21713 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21714 * config/m68k/m68k-devices.def: New file.
21716 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21717 Nathan Sidwell <nathan@codesourcery.com>
21719 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21720 (SUBTARGET_EXTRA_SPECS): New macros.
21721 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21722 use %(asm_cpu_spec) instead.
21723 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21724 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21725 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21726 (EXTRA_SPECS): Rename to...
21727 (SUBTARGET_EXTRA_SPECS): ...this.
21729 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21730 Richard Sandiford <richard@codesourcery.com>
21731 Julian Brown <julian@codesourcery.com>
21733 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21734 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21735 to the configuration's default CPU.
21736 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21737 Remove default masks.
21738 (m680[012]0-*-*): Set the default with_cpu to the first part of
21740 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21741 (m68k*-*-linux): Extend the --with-cpu handling to...
21742 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21743 and m68010. Don't set target_cpu_default2.
21744 * doc/install.texi: Document --with-cpu for m68k.
21745 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21746 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21747 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21748 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21749 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21750 (ASM_SPEC): Remove use of %(asm_cpu_default).
21751 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21752 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21753 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21754 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21755 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21756 (TARGET_DEFAULT): Delete.
21757 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21758 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21759 (CPP_CPU_SPEC): Delete.
21760 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21761 the appropriate string.
21762 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21763 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21764 (ASM_SPEC): Don't use %(asm_default_spec).
21765 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21766 TARGET_DEFAULT and add MASK_68881.
21767 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21769 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21771 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21772 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21773 MASK_68010 alongside MASK_68020.
21774 * doc/invoke.texi: Document -m68010.
21775 * config/m68k/m68k.opt (m68010): New.
21776 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21778 (TUNE_68010): New macro.
21779 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21780 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21781 (M68K_CPU_m68332): Add MASK_68010.
21782 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21783 fallback definition.
21784 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21786 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21787 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21788 to all entries that use MASK_68020.
21789 (output_move_simode_const, output_move_himode, output_move_qimode)
21790 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21791 instead of TARGET_68020 to select clr behavior. Remove comment
21792 about there being no TARGET_68010.
21793 * config/m68k/m68k.md: Likewise throughout.
21795 2007-01-12 Julian Brown <julian@codesourcery.com>
21797 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21798 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21799 * config/m68k/m68k.md: Likewise.
21801 2007-01-12 Julian Brown <julian@codesourcery.com>
21803 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21804 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21806 2007-01-12 Julian Brown <julian@codesourcery.com>
21808 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21809 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21810 * config/m68k/m68k.md: Likewise.
21812 2007-01-12 Julian Brown <julian@codesourcery.com>
21813 Richard Sandiford <richard@codesourcery.com>
21815 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21816 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21817 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21819 (TARGET_CPU32): Rename to...
21820 (TUNE_CPU32): ...this.
21821 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21822 (TUNE_CFV2): New macros.
21823 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21824 remove conditions that are implied by TARGET_68020.
21825 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21826 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21827 (m68k_output_function_epilogue): Likewise.
21828 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21829 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21830 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21831 non-68000 timings. Refactor multiplication and division costs.
21832 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21833 TUNE_CPU32 instead of TARGET_CPU32.
21834 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21835 and TUNE_68060 instead of TARGET_68060.
21836 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21837 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21839 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21840 && !TARGET_COLDFIRE" to choose between moveq and clr.
21841 Likewise in the unnamed movsf pattern.
21842 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21843 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21846 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21848 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21849 of tabbing before backslashes.
21851 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21853 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21854 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21855 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21857 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21859 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21860 find_interesting_uses_cond.
21861 (find_interesting_uses_cond): Use extract_cond_operands.
21862 (rewrite_use_compare): Use extract_cond_operands and
21863 force_gimple_operand_bsi. Do not call update_stmt.
21864 (determine_use_iv_cost_condition): Use extract_cond_operands.
21865 Return cheaper of using original bound and changing the exit bound.
21867 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21869 PR tree-optimization/29516
21870 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21871 most_expensive_mult_to_index, addr_to_parts,
21872 create_mem_ref, maybe_fold_tmr): Make the type of
21873 fields of TARGET_MEM_REF sizetype.
21874 (move_fixed_address_to_symbol, move_pointer_to_base):
21876 * tree.def (TARGET_MEM_REF): Add comment on types of
21879 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21881 * c-common.c (vector_types_convertible_p): Treat opaque types as
21882 always convertible if they have the same size, but not otherwise.
21884 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21886 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21887 Remove the b_unconditional field.
21888 (noce_try_sign_mask): Do not look at b_unconditional.
21889 (noce_process_if_block): Do not use merge_if_blocks. Update
21890 the CFG here. Do not set b_unconditional.
21891 (cond_move_process_if_block): Likewise.
21892 (find_cond_trap): Likewise.
21893 (check_cond_move_block): Require simple jump insns at the end
21894 of the basic block.
21896 2007-01-11 Jan Hubicka <jh@suse.cz>
21898 PR tree-optimization/1046
21899 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21900 when alias info is not ready.
21901 (pass_tail_recursion): Do not require aliasing.
21902 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21903 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21904 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21905 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21906 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21907 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21908 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21910 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21911 When aliasing is not build, mark statement as volatile.
21913 2007-01-11 Tom Tromey <tromey@redhat.com>
21915 PR preprocessor/15185, PR preprocessor/20989:
21916 * doc/cppopts.texi <-MT>: Update description of algorithm for
21917 computing default target.
21918 <-M, -MD>: Reword "basename" text.
21920 2007-01-11 Roger Sayle <roger@eyesopen.com>
21922 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21923 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21924 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21925 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21926 fold_builtin_bswap, real_constp, fold_builtin_pow,
21927 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21928 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21929 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21930 * convert.c (convert_to_pointer): Likewise.
21931 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21932 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21933 const_binop, fold_convert_const_int_from_int,
21934 fold_convert_const_int_from_real,
21935 fold_convert_const_real_from_real, sign_bit_p,
21936 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21937 fold_sign_changed_comparison, fold_unary, fold_comparison,
21938 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21939 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21940 * print-tree.c (print_node_brief, print_node): Likewise.
21941 * stor-layout.c (place_field, layout_type): Likewise.
21942 * tree-chrec.c (keep_cast): Likewise.
21943 * tree.c (build_vector, build_real, build_real_from_int_cst,
21944 build_complex): Likewise.
21946 2007-01-11 Roger Sayle <roger@eyesopen.com>
21948 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21949 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21951 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21953 * configure.ac (strict1_warn): Rename to strict_warn.
21954 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21955 cc_set_by_configure, quoted_cc_set_by_configure,
21956 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21957 all_boot_languages, all_stagestuff): Remove.
21958 (target_list): Remove bootstrap targets.
21959 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21960 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21961 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21962 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21963 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21964 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21965 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21966 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21967 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21968 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21969 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21970 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21971 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21972 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21973 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21974 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21975 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21976 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21977 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21978 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21979 (mostlyclean): Adjust.
21980 (clean, distclean): Don't mention bootstrap stuff.
21981 * configure: Regenerate.
21982 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21983 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21984 treelang/config-lang.in (stagestuff): Remove.
21985 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21986 stageprofile, stagefeedback, stagestuff): Remove mention.
21988 2007-01-11 Nick Clifton <nickc@redhat.com>
21990 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21992 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21993 (mcore_arith_K_S_operand): Run the test for the S constraint not
21994 the test for the M constraint.
21995 (mcore_addsub_operand): Do not accept integer values that are
21996 larger than 32 bits.
21997 * config/mcore/mcore.md: Remove unused constraints from split.
21998 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21999 (addsi3): Likewise.
22000 (allocate_stack): Likewise.
22001 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22002 operands to 32 bits.
22003 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22005 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22006 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22007 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22008 mcore_output_bclri, mcore_output_andn, output_inline_const,
22009 mcore_output_move, mcore_output_movedouble): Likewise.
22010 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22011 (output_inline_const): Likewise.
22012 (output_inline_const): Fix format strings used in sprintf
22014 * config/mcore/mcore-protos.h: Update prototypes for changed
22015 functions in mcore.c.
22016 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22017 HOST_WIDE_INT and not int.
22018 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22019 CONST_OK_FOR_N): Likewise.
22020 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22021 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22024 2007-01-10 Jan Hubicka <jh@suse.cz>
22026 * tree-vrp.c (remove_range_assertions): Release defs.
22027 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22028 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22030 2007-01-10 Paul Brook <paul@codesourcery.com>
22032 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22033 * config/arm/arm.md (mulsi3subsi): New insn.
22035 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22037 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22038 (tree_transform_and_unroll_loop): New.
22039 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22042 2007-01-10 Robert Kennedy <jimbob@google.com>
22044 * fold-const.c (fold_comparison): Fold comparisons like (x *
22045 1000 < 0) to (x < 0).
22047 2007-01-10 Ian Lance Taylor <iant@google.com>
22049 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22050 operands have the same priority.
22052 2007-01-10 Tom Tromey <tromey@redhat.com>
22054 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22055 (fold_binary): Likewise.
22056 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22057 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22058 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22059 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22060 * langhooks.h (struct lang_hooks): Removed field
22061 'can_use_bit_fields_p'.
22063 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22065 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22067 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22069 * function.c (get_last_funcdef_no): New function.
22070 * function.h (get_last_funcdef_no): Declare.
22071 * tree-inline.c (initialize_cfun): Add initialization.
22072 (tree_function_versioning): Cleanup.
22074 2007-01-10 Jan Hubicka <jh@suse.cz>
22076 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22079 2007-01-10 Sa Liu <saliu@de.ibm.com>
22080 Ben Elliston <bje@au.ibm.com>
22082 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22083 for SAVE_NONLOCAL and Pmode for any other save level.
22084 * spu-protos.h (spu_restore_stack_block): Declare.
22085 * spu.md (save_stack_block): Remove.
22086 (restore_stack_block): Call spu_restore_stack_block.
22087 * spu.c (spu_restore_stack_block): New function.
22088 (spu_expand_epilogue): Remove old comment.
22090 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22092 PR tree-optimization/30322
22093 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22094 (cand_value_at): Return the value as aff_tree.
22095 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22096 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22097 aff_combination_mult): New functions.
22098 (aff_combination_add): Use aff_combination_add_cst.
22099 (aff_combination_convert): Allow conversions to a wider type.
22100 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22101 * tree-affine.h (aff_combination_mult): Declare.
22103 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22105 * doc/tm.texi: Update documentation to reflect reality of exec
22106 and start file search behaviours. Update copyright year.
22107 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22108 header file directories.
22110 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22112 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22113 (*cosxf2): Rename to cosxf2_i387.
22114 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22115 using X87MODEF12 mode macro. Rename patterns to
22116 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22118 (*cosdf2, *cossf2): Ditto.
22119 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22120 to match extended input operands.
22121 (sincos<mode>3): New expander.
22122 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22123 insn patterns and corresponding splitters.
22125 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22127 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22128 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22130 2007-01-09 Nicolas Pitre <nico@cam.org>
22133 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22135 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22137 * target.h (struct gcc_target): New field library_rtti_comdat.
22138 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22139 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22140 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22141 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22143 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22145 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22147 2007-01-08 Richard Guenther <rguenther@suse.de>
22149 * tree.h (force_fit_type_double): Export.
22150 (force_fit_type): Remove.
22151 * fold-const.c (force_fit_type_double): New function.
22152 (force_fit_type): Remove.
22153 (int_const_binop): Use it.
22154 (fold_convert_const_int_from_int): Likewise.
22155 (fold_convert_const_int_from_real): Likewise.
22156 (fold_div_compare): Likewise.
22157 (fold_sign_changed_comparison): Likewise.
22158 (fold_unary): Likewise.
22159 (fold_negate_const): Likewise.
22160 (fold_abs_const): Likewise.
22161 (fold_not_const): Likewise.
22162 * c-common.c (shorten_compare): Use force_fit_type_double.
22163 * convert.c (convert_to_pointer): Likewise.
22165 2007-01-08 Richard Guenther <rguenther@suse.de>
22167 * tree.h (build_int_cst_wide_type): Export.
22168 * tree.c (build_int_cst_wide_type): New function.
22169 (build_int_cst_wide): Fix comment.
22170 * builtins.c (fold_builtin_object_size): Use build_int_cst
22171 to build -1 or 0 of the correct type. Use fit_double_type
22172 to check for overflow.
22173 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22175 (decode_field_reference): Likewise.
22176 (all_ones_mask_p): Likewise.
22177 (native_interpret_int): Use build_int_cst_wide_type.
22178 (fold_binary): Use build_int_cst_type to build an all-ones
22180 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22182 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22184 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22186 2007-01-09 Ben Elliston <bje@au.ibm.com>
22188 * genautomata.c (STATS_OPTION): New option.
22189 (stats_flag): New flag.
22190 (gen_automata_option): Handle it.
22191 (initiate_automaton_gen): Ditto.
22192 (write_automata): Output statistics only if stats_flag is
22193 set. Likewise, output time statistics only if time_flag is set.
22194 * doc/md.texi (Processor pipeline description): Document new flag.
22196 2007-01-08 Richard Guenther <rguenther@suse.de>
22198 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22199 * tree.c (build_int_cst_type): Likewise.
22200 (size_in_bytes): Don't call force_fit_type on the result.
22201 (int_fits_type_p): Use fit_double_type.
22202 * fold-const.c (fit_double_type): New function.
22203 (force_fit_type): Use it.
22204 * tree.h (fit_double_type): Export.
22206 2007-01-08 Jan Hubicka <jh@suse.cz>
22208 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22209 * ipa.c (function_and_variable_visibility): Fix return type.
22211 2007-01-08 Richard Guenther <rguenther@suse.de>
22213 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22214 of offset to build the index.
22215 * tree-pretty-print.c (dump_generic_node): Don't build negated
22216 const just for printing.
22217 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22218 * builtins.c (fold_builtin_int_roundingfn): Check if result
22219 fits the type by using force_fit_type and comparing the result.
22220 * predict.c (predict_loops): Use compare_tree_int for comparison.
22221 * tree.c (build_int_cst): Fall back to integer_type_node for
22223 (build_int_cst_wide): Assert type is non-null.
22225 2007-01-08 Roberto Costa <roberto.costa@st.com>
22227 * tree-vrp.c (extract_range_from_cond_expr): New.
22228 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22229 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22231 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22232 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22233 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22234 used as expressions.
22235 * tree-object-size.c (cond_expr_object_size): New.
22236 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22238 2007-01-08 Jan Hubicka <jh@suse.cz>
22240 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22241 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22244 2007-01-08 Richard Guenther <rguenther@suse.de>
22246 PR tree-optimization/23603
22247 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22248 (extract_range_from_binary): Fall back to truthvalue instead of
22249 varying for TRUTH_*_EXPR.
22250 (extract_range_from_comparison): Fall back to truthvalue instead of
22252 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22253 if all visited PHI values were constant.
22255 2007-01-08 Jan Hubicka <jh@suse.cz>
22257 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22258 (cgraph_analyze_function): break out from ...
22259 (cgraph_finalize_compilation_unit): ... here.
22260 (cgraph_expand_function): Remove forgoten commented out line.
22261 (cgraph_optimize): Analyze functions.
22263 2007-01-08 Jan Hubicka <jh@suse.cz>
22265 * tree-pas.h (TODO_remove_function): New flag.
22266 (TODO_update*): Renumber.
22267 (pass_ipa_increase_alignment,
22268 pass_ipa_function_and_variable_visibility): New passes.
22269 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22270 (cgraph_function_and_variable_visibility): Move to ipa.c
22271 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22272 cgraph_increase_alignment.
22273 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22274 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22275 calling tree-inline.
22276 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22277 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22278 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22279 (gate_increase_alignment): New function.
22280 (pass_ipa_increase_alignment): New pass.
22281 * ipa.c: Inline tree-pass.h and timevar.h
22282 (function_and_variable_visibility): Move here from cgraphunit.c
22283 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22284 * passes.c (init_optimization_passes): Add the two new passes.
22285 (execute_todo): Handle cgraph_remove_functions.
22287 2007-01-08 Nick Clifton <nickc@redhat.com>
22289 * config/frv/predicates.md (reg_or_0_operand): Accept
22292 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22294 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22295 * config.gcc: Add bfin*-rtems*.
22297 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22299 * c.opt: Add -flax-vector-conversions.
22300 * c-typeck.c (convert_for_assignment): Pass flag to
22301 vector_types_convertible_p to allow emission of note.
22302 (digest_init): Likewise.
22303 * c-opts.c: Handle -flax-vector-conversions.
22304 * c-common.c (flag_lax_vector_conversions): New.
22305 (vector_types_convertible_p): Unless -flax-vector conversions
22306 has been passed, disallow conversions between vectors with
22307 differing numbers of subparts and/or element types. If such
22308 a conversion is disallowed, possibly emit a note on the first
22309 occasion only to inform the user of -flax-vector-conversions.
22310 The new last argument specifies this.
22311 * c-common.h (flag_lax_vector_conversions): New.
22312 (vector_types_convertible_p): Add extra argument.
22313 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22314 char_type_node for V*QI type vectors.
22315 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22316 Update to satisfy new typechecking rules.
22317 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22318 C and C++ variants.
22319 * doc/invoke.texi (C Dialect Options): Document
22320 -flax-vector-conversions.
22322 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22324 PR tree-optimization/29877
22325 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22326 a register variable on the RHS to not be replaceable.
22328 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22329 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22330 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22331 const_simm15, const_pow2, const_npow2): Added.
22332 * config/score/misc.md (insv, extv, extzv, movmemsi,
22333 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22334 * config/score/score.c (score_address_cost, score_select_cc_mode):
22336 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22337 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22338 Update score_print_operand.
22339 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22340 Adjust register allocate order and update some macro define.
22341 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22342 mdx_block_move_straight, mdx_block_move_loop_head,
22343 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22344 mdx_block_move_loop, mdx_block_move): Added.
22345 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22346 mdp_limm): Updated and fix some bug and typo.
22347 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22348 (movsf, movdf, doloop_end): Added.
22350 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22352 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22353 config/arm/thumb2.md: Fix comment typos.
22354 * doc/extend.texi: Fix a typo.
22356 2007-01-07 Eric Christopher <echristo@apple.com>
22358 * configure.ac: Check for __stack_chk_fail for darwin.
22359 * configure: Regenerate.
22361 2007-01-07 Richard Guenther <rguenther@suse.de>
22363 * tree-vrp.c (extract_range_from_assert): CSE calls to
22364 compare_values where possible.
22365 (extract_range_from_unary_expr): Likewise.
22367 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22369 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22370 * config/avr/avr.c (call_insn_operand): Delete function.
22371 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22372 instead of register number. Use predicates.
22373 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22374 call_insn_operand): Add.
22376 2007-01-06 Jan Hubicka <jh@suse.cz>
22378 * tree-pass.h (pass_build_cgraph_edges): Declare.
22379 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22380 (visited_nodes): Remove.
22381 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22382 build_cgrpah_edges; make visited_nodes local.
22383 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22384 (record_references_in_initializer): Move to cgraphbuild.c
22385 (initialize_inline_failed, rebuild_cgraph_edges,
22386 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22387 (verify_cgraph_node): Make visited_nodes local.
22388 (cgraph_analyze_function): Do not call cgraph_create_edges and
22389 initialize_inline_failed.
22390 (cgraph_expand_function): Do not call cgraph_lower_function;
22391 assert that function is already lowered.
22392 * Makefile.in (cgraphbuild.o): New.
22393 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22394 at the end of lowering passes.
22396 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22398 * ifcvt.c (cond_move_convert_if_block): New function, code
22399 factored out from...
22400 (cond_move_process_if_block): ...here. Call the new function
22401 on the THEN and ELSE blocks.
22402 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22403 already takes care of this.
22405 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22408 * tree.h (TREE_OVERFLOW_P): New.
22409 * c-typeck.c (parser_build_unary_op): Warn only if result
22410 overflowed and operands did not.
22411 (parser_build_binary_op): Likewise.
22412 (convert_for_assignment): Remove redundant overflow_warning.
22413 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22415 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22417 * c-typeck.c (store_init_value): Split over two lines to follow
22418 the GNU coding style.
22420 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22422 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22423 __GXX_EXPERIMENTAL_CXX0X__.
22424 * doc/cpp.texi: Same.
22426 2007-01-05 Richard Guenther <rguenther@suse.de>
22428 PR middle-end/27826
22429 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22430 with mismatched types. Instead explicitly build a
22431 conversion NOP_EXPR.
22433 2007-01-05 Ian Lance Taylor <iant@google.com>
22435 * c-common.c (decl_with_nonnull_addr_p): New function.
22436 (c_common_truthvalue_conversion): Call it.
22437 * c-typeck.c (build_binary_op): Likewise.
22438 * c-common.h (decl_with_nonnull_addr_p): Declare.
22440 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22443 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22446 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22448 * doc/install.texi (Final install): Document the fact that
22449 the GNAT runtime should not be stripped.
22451 2007-01-04 Jan Hubicka <jh@suse.cz>
22453 * tree-inline.c (fold_marked_statements): Update operand caches
22454 and EH after folding
22456 2007-01-04 Ian Lance Taylor <iant@google.com>
22458 * c-common.c (check_function_nonnull): Whitespace fix.
22460 2007-01-04 Jan Hubicka <jh@suse.cz>
22462 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22463 comitted older version of patch.
22464 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22465 function, celanup cfg and collect garbage.
22467 2007-01-04 Mike Stump <mrs@apple.com>
22469 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22472 2007-01-04 Eric Christopher <echristo@apple.com>
22474 * libgcc2.c (__bswapsi2): Use SItype.
22475 (__bswapdi2): Use DItype.
22476 * libgcc2.h: Update for above.
22478 2007-01-04 Paul Brook <paul@codesourcery.com>
22480 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22481 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22482 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22483 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22484 umulsi3_highpart): Make conditional on !arm_arch6.
22485 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22486 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22487 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22488 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22489 umulsi3_highpart_v6): New insns.
22491 2007-01-04 Roger Sayle <roger@eyesopen.com>
22493 * fold-const.c (fold_convert): When casting an expression to void,
22494 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22495 have a type. Instead of attempting to build a NOP_EXPR, return
22496 these "special" trees directly.
22498 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22500 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22501 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22502 rs6000_cost->fp not 0 as adjustment for outer NEG.
22504 2007-01-04 Jan Hubicka <jh@suse.cz>
22506 * cgraph.c (cgraph_release_function_body): New function.
22507 (cgraph_remove_node): Use it.
22508 * cgraph.h (cgraph_release_function_body): Declare.
22509 * cgraphunit.c (cgraph_expand_function): Use it.
22510 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22511 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22512 is initialized and while compilation of other function is running.
22513 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22514 statement CFG annotations from here to ...
22515 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22517 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22519 * cfgloop.h (enum li_flags): Make the constants powers of two.
22521 2007-01-04 Jan Hubicka <jh@suse.cz>
22523 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22525 (fold_marked_statements): New function.
22526 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22527 * tree-inline.h (copy_body_data): Add statements_to_fold.
22529 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22531 * config.gcc: Mention libgcc/config.host.
22532 * Makefile.in: Update comments mentioning libgcc.
22533 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22534 (all.cross, start.encap, rest.encap, rest.cross): Update
22535 dependencies for libgcc move.
22536 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22537 (clean-target, clean-target-libgcc): Delete.
22538 (srcdirify, GCC_EXTRA_PARTS): New macros.
22539 (libgcc-support, libgcc.mvars): New rules.
22540 (distclean): Remove mention of mklibgcc.
22541 (install): Don't reference INSTALL_LIBGCC.
22542 (install-common): Don't reference EXTRA_PARTS.
22543 (install-libgcc, install-multilib): Delete rules.
22544 * mklibgcc.in: Delete file.
22545 * doc/configfiles.texi: Don't mention mklibgcc.
22547 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22548 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22549 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22550 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22551 (mklibgcc, ldblspecs): Likewise.
22553 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22554 (posixpre.def): Use $(T).
22555 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22556 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22557 (SHLIB_LINK): Make dummy.
22558 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22560 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22562 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22563 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22564 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22565 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22567 * configure.ac (all_outputs): Remove mklibgcc.
22568 * configure: Regenerated.
22570 2007-01-03 Josh Conner <jconner@apple.com>
22572 PR middle-end/29683
22573 * calls.c (compute_argument_addresses): Set stack and stack_slot
22574 for partial args, too.
22575 (store_one_arg): Use locate.size.constant for the size when
22576 generating a save_area.
22578 2007-01-03 Robert Kennedy <jimbob@google.com>
22580 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22581 whose definitions are deleted due to basic block merging.
22583 2007-01-03 Paul Brook <paul@codesourcery.com>
22586 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22588 (use_return_insn): Return 0 for Thumb interrupt functions.
22589 (print_multi_reg): Add rfe argument for IRQ returns.
22590 (arm_output_epilogue): Pop interrupt return address directly into PC.
22591 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22593 2007-01-03 Paul Brook <paul@codesourcery.com>
22595 Merge from sourcerygxx-4_1.
22596 * config/arm/thumb2.md: New file.
22597 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22599 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22600 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22601 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22602 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22604 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22605 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22607 * config/arm/ieee754-sf.S: Ditto.
22608 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22609 (thumb1_base_register_rtx_p): ... to this.
22610 (thumb_index_register_rtx_p): Rename...
22611 (thumb1_index_register_rtx_p): ... to this.
22612 (thumb_output_function_prologue): Rename...
22613 (thumb1_output_function_prologue): ... to this.
22614 (thumb_legitimate_address_p): Rename...
22615 (thumb1_legitimate_address_p): ... to this.
22616 (thumb_rtx_costs): Rename...
22617 (thumb1_rtx_costs): ... to this.
22618 (thumb_compute_save_reg_mask): Rename...
22619 (thumb1_compute_save_reg_mask): ... to this.
22620 (thumb_final_prescan_insn): Rename...
22621 (thumb1_final_prescan_insn): ... to this.
22622 (thumb_expand_epilogue): Rename...
22623 (thumb1_expand_epilogue): ... to this.
22624 (arm_unwind_emit_stm): Rename...
22625 (arm_unwind_emit_sequence): ... to this.
22626 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22627 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22628 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22629 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22630 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22631 thumb2_output_casesi): New functions.
22632 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22633 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22634 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22635 THUMB2_WORK_REGS): Define.
22636 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22637 arm_condexec_mask, arm_condexec_masklen)): New variables.
22638 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22639 (arm_override_options): Check new CPU capabilities.
22640 Set new architecture flag variables.
22641 (arm_isr_value): Handle v7m interrupt functions.
22642 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22644 (const_ok_for_arm): Handle Thumb-2 constants.
22645 (arm_gen_constant): Ditto. Use movw when available.
22646 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22648 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22649 (thumb_find_work_register, arm_load_pic_register,
22650 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22651 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22652 print_multi_reg, output_mov_long_double_fpa_from_arm,
22653 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22654 output_mov_double_fpa_from_arm, output_move_double,
22655 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22656 output_return_instruction, arm_output_function_prologue,
22657 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22658 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22659 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22660 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22661 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22662 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22664 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22665 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22666 (arm_file_start): Output directive for unified syntax.
22667 (arm_unwind_emit_set): Handle stack alignment instruction.
22668 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22669 Add v6t2, v7, v7a, v7r and v7m.
22670 (RETLDM): Add Thumb-2 code.
22671 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22672 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22673 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22674 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22675 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22676 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22677 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22678 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22679 ADJUST_INSN_LENGTH): Define.
22680 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22681 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22682 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22683 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22684 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22685 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22686 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22687 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22688 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22689 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22690 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22691 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22692 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22693 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22694 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22695 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22696 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22698 * config/arm/arm-tune.md: Regenerate.
22699 * config/arm/arm-protos.h: Update prototypes.
22700 * config/arm/vfp.md: Enable patterns for Thumb-2.
22701 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22702 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22703 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22704 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22705 * config/arm/libunwind.S: Add Thumb-2 code.
22706 * config/arm/constraints.md: Update include Thumb-2.
22707 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22708 * config/arm/ieee754-df.S: Ditto.
22709 * config/arm/bpabi.S: Ditto.
22710 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22711 * config/arm/predicates.md (low_register_operand,
22712 low_reg_or_int_operand, thumb_16bit_operator): New.
22713 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22714 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22715 * config/arm/t-arm-elf: Add armv7 multilib.
22716 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22718 (UNSPEC_STACK_ALIGN, ce_count): New.
22719 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22720 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22722 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22723 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22724 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22725 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22726 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22727 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22729 * doc/extend.texi: Document ARMv7-M interrupt functions.
22730 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22732 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22734 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22735 (struct _Unwind_Context): Rename args_size to flags, remove
22736 signal_frame field, add a new args_size field and version field.
22737 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22738 _Unwind_IsExtendedContext): New inline functions.
22739 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22740 Assume by_value array is only present if _Unwind_IsExtendedContext.
22741 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22742 _Unwind_IsSignalFrame.
22743 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22744 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22745 (uw_init_context_1): Initialize context->flags to
22746 EXTENDED_CONTEXT_BIT.
22747 * config/rs6000/linux-unwind.h (frob_update_context): Use
22748 _Unwind_SetSignalFrame.
22750 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22752 PR middle-end/30353
22753 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22754 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22757 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22759 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22760 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22761 RET, AT_SP): Remove.
22762 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22765 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22766 * cfgbuild.c (find_basic_blocks): Likewise.
22767 * cfgrtl.c (rtl_create_basic_block): Likewise.
22768 * function.c (temp_slots_at_level): Likewise.
22769 * reg-stack.c (stack_regs_mentioned): Likewise.
22770 * regclass.c (allocate_reg_info): Likewise.
22771 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22772 set_bb_for_stmt, move_block_to_fn): Likewise.
22773 * tree-complex.c (tree_lower_complex): Likewise.
22774 * vec.h (VEC_safe_grow_cleared): New.
22776 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22778 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22780 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22781 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22783 * cfgloopmanip.c (scale_loop_frequencies): Export.
22784 (loopify): Scale the frequencies by prescribed coefficients.
22785 (set_zero_probability): New function.
22786 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22787 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22788 and frequencies according to arguments.
22789 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22791 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22792 * modulo-sched.c (sms_schedule): Set probabilities for entering
22793 versioned loop correctly.
22794 * tree-vect-transform.c (vect_transform_loop): Ditto.
22795 * cfgloop.h (loopify, loop_version): Declaration changed.
22796 (scale_loop_frequencies): Declared.
22798 2007-01-02 Jan Hubicka <jh@suse.cz>
22800 * cgraph.c: Include tree-flow.h
22801 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22802 early_local_passes.
22803 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22804 * tree-pass.h (pass_all_early_optimizations): Declare.
22805 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22806 early_local_passes.
22807 (cgraph_analyze_function): Do early_local_passes.
22808 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22809 Do not add referenced vars.
22810 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22812 (gate_all_early_local_passes): New gate.
22813 (pass_early_local_passes): Use new gate.
22814 (execute_early_local_optimizations): New functions.
22815 (gate_all_early_optimizations): New gate.
22816 (pass_all_early_optimizations): New pass.
22817 (execute_free_datastructures): Free SSA only when initialized.
22818 (gate_init_datastructures): Init only when optimizing.
22819 (tree_lowering_passes): Do early local passes when called late.
22820 * tree-profile.c (do_tree_profiling): Don't profile functions added
22822 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22823 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22825 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22826 during early_local_passes.
22827 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22830 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22832 * Makefile.in: Update copyright year.
22834 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22836 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22837 in $(lang_checks) and check-consistency targets.
22839 2007-01-02 Jan Hubicka <jh@suse.cz>
22841 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22842 Do not add referenced vars.
22843 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22845 * passes.c (init_optimization_passes): Put mudflap_2 after
22846 free_datastructures.
22848 2007-01-02 Jan Hubicka <jh@suse.cz>
22850 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22851 Set NOTHROW flag on call statements proved to be nothrow.
22852 Update statement of local calls so new pure/const functions are
22853 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22855 (tree_rest_of_compilation): Register hooks and initialize bitmap
22856 early. Do not set after_inlining flag.
22858 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22860 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22861 HOST_BITS_PER_LONGLONG
22863 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22866 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22867 warning for non-static initializers.
22869 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22871 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22872 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22873 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22874 Always use set_unique_reg_note to add REG_EQUAL notes.
22876 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22879 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22881 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22882 * cfgbuild.c (find_basic_blocks): Likewise.
22883 * cfgrtl.c (rtl_create_basic_block): Likewise.
22884 * function.c (temp_slots_at_level): Likewise.
22885 * reg-stack.c (stack_regs_mentioned): Likewise.
22886 * regclass.c (allocate_reg_info): Likewise.
22887 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22888 set_bb_for_stmt, move_block_to_fn): Likewise.
22889 * tree-complex.c (tree_lower_complex): Likewise.
22890 * vec.h (VEC_safe_grow_cleared): New.
22892 2007-01-02 Ian Lance Taylor <iant@google.com>
22894 * c-common.c (c_common_truthvalue_conversion): When warning about
22895 using an assignment as a truth value, set TREE_NO_WARNING.
22897 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22900 * c.opt (Wold-style-declaration): New.
22901 * doc/invoke.texi (C-only Warning Options): New.
22902 (Wold-style-declaration): Document it.
22903 (Wextra): Enabled by -Wextra.
22904 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22905 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22906 -Wold-style-declaration.
22908 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22910 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22911 * cfgbuild.c (find_basic_blocks): Likewise.
22912 * cfgrtl.c (rtl_create_basic_block): Likewise.
22913 * function.c (temp_slots_at_level): Likewise.
22914 * reg-stack.c (stack_regs_mentioned): Likewise.
22915 * regclass.c (allocate_reg_info): Likewise.
22916 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22917 set_bb_for_stmt, move_block_to_fn): Likewise.
22918 * tree-complex.c (tree_lower_complex): Likewise.
22919 * vec.h (VEC_safe_grow_cleared): New.
22921 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22923 * c-common.c (c_common_nodes_and_builtins): Since variants of
22924 void_type_node get built before it is given a name, we need to
22925 give those variants the name, too.
22926 (complete_array_type): We need to work with the canonical main
22927 type of the array, from which we will build the qualified version.
22928 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22929 * print-tree.c (print_node): Display canonical type information
22931 * stor-layout.c (layout_type): When we don't know the
22932 alignment of a type for which we're building an array, we end up
22933 guessing wrong, so make the type require structural equality.
22934 * tree.c (make_node_stat): When we build a new type, it is its
22935 own canonical type.
22936 (build_type_attribute_qual_variant): When building an attribute
22937 variant, its canonical type is the non-attribute variant. However,
22938 if the attributes are target-dependent and they differ, we need to
22939 use structural equality checks for this type.
22940 (build_qualified_type): A qualified type is not equivalent to its
22941 unqualified variant; set the canonical type appropriately.
22942 (build_distinct_type_copy): When building a distinct type from
22943 another type, the new type is its own canonical type.
22944 (build_variant_type_copy): When building a new type variant, we
22945 assume that it is equivalent to the original type.
22946 (build_pointer_type_for_mode): When building a pointer type, also
22947 build a canonical type pointer.
22948 (build_reference_type_for_mode): When building a reference type,
22949 also build a canonical type reference.
22950 (build_index_type): When we can't hash an index type (e.g.,
22951 because its maximum value is negative), the index type requires
22952 structural equality tests.
22953 (build_array_type): Build the canonical form of an array type.
22954 (build_function_type): Function types require structural equality,
22955 because they contain default arguments, attributes, etc.
22956 (build_method_type_directly): Ditto for method types.
22957 (build_offset_type): Build the canonical offset type.
22958 (build_complex_type): Build the canonical vector type.
22959 (make_vector_type): Build the canonical vector type.
22960 * tree.h (TYPE_CANONICAL): New.
22961 (TYPE_STRUCTURAL_EQUALITY_P): New.
22962 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22963 (struct tree_type): Added "canonical" field.
22964 * params.h (VERIFY_CANONICAL_TYPES): New.
22965 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22966 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22967 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22968 * doc/invoke.texi (verify-canonical-types): Document --param
22969 parameter for verifying canonical types.
22971 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22973 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22974 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22975 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22976 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22978 * config/rs6000/e500.h: New.
22979 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22980 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22982 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22983 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22984 TARGET_E500_DOUBLE): Remove.
22985 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22986 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22987 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22988 * config/rs6000/rs6000.c (rs6000_override_options): Use
22989 CHECK_E500_OPTIONS.
22991 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22993 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22994 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22995 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22996 rs6000_emit_cmove): Don't check TARGET_E500.
22997 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22998 sordered): Don't check TARGET_E500.
23000 2007-01-01 Eric Christopher <echristo@apple.com>
23002 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23003 HARD_REGISTER_NUM_P.
23005 2007-01-01 Roger Sayle <roger@eyesopen.com>
23007 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23008 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23009 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23012 2007-01-01 Mike Stump <mrs@apple.com>
23014 * configure.ac: Remove support for building with Apple's gcc-3.1.
23016 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23018 PR middle-end/30311
23019 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23020 REG is a hard register. Do not modify REG before calling
23022 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23023 multiple of the size of YMODE for certain lowpart cases.
23025 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23027 PR middle-end/30253
23028 * gimplify (voidify_wrapper_expr): Update for
23029 GIMPLE_MODIFY_STMT.
23031 2007-01-01 Andreas Schwab <schwab@suse.de>
23034 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23035 save of BR0 in extra_spill_size instead of spill_size.
23036 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23038 (ia64_expand_epilogue): Restore BR0 from its new location.
23040 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23042 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23043 Use a temporary variable if the left hand side is not a gimple
23046 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23048 * gimplify.c (gimplify_return_expr): Make the temporary variable
23049 for the return expression, a gimple register variable.
23051 2007-01-01 Jan Hubicka <jh@suse.cz>
23053 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23056 2007-01-01 Mike Stump <mrs@apple.com>
23058 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23060 * config/darwin.c (machopic_select_rtx_section): Use
23061 HAVE_GAS_LITERAL16.
23062 (darwin_mergeable_constant_section): Likewise.
23063 * configure: Regenerate.
23064 * config.in: Regenerate.
23066 2007-01-01 Jan Hubicka <jh@suse.cz>
23067 Andrew Pinski <pinskia@gmail.com>
23069 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23070 before starting IPA passes.