1 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4 * c-typeck.c (build_binary_op): Disallow vector float types with
5 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
7 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
11 (dep_def): New typedef.
12 (init_dep_1, sd_debug_dep): Declare functions.
13 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
14 (debug_dep_links): Remove.
15 (struct _deps_list): New field 'n_links'.
16 (DEPS_LIST_N_LINKS): New macro.
17 (FOR_EACH_DEP_LINK): Remove.
18 (create_deps_list, free_deps_list, delete_deps_list): Remove
20 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
22 (copy_deps_list_change_con, move_dep_link): Ditto.
23 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
24 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
26 (INSN_BACK_DEPS): Remove.
27 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
29 (INSN_DEP_COUNT): Remove.
30 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
31 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
32 Declare global variables.
33 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
34 (add_forw_dep, compute_forward_dependences): Remove declarations.
35 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
36 (add_back_forw_dep, delete_back_forw_dep): Ditto.
37 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
39 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
41 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
42 (sd_list_types_def): New typedef.
43 (sd_next_list): Declare function.
44 (struct _sd_iterator): New type.
45 (sd_iterator_def): New typedef.
46 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
48 (FOR_EACH_DEP): New cycle wrapper.
49 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
51 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
52 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
55 * sched-deps.c (init_dep_1): Make global.
56 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
58 (dump_dep): New static function.
59 (dump_dep_flags): New static variable.
60 (sd_debug_dep): New function.
61 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
63 (move_dep_link): Use remove_from_deps_list (), instead of
65 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
66 (dep_link_is_detached_p): New static function.
67 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
69 (dn_pool, dl_pool): New alloc_pools.
70 (dn_pool_diff, dl_pool_diff): New static variables.
71 (create_dep_node, delete_dep_node): New static function.
72 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
73 (deps_list_empty_p): Make it static. Use 'n_links' field.
74 (deps_pools_are_empty_p): New static function.
75 (alloc_deps_list, delete_deps_list): Remove.
76 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
77 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
78 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
79 (forward_dependency_cache): Remove.
80 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
81 'back' from the names. Change signature to use dep_t instead of
83 (add_back_dep): Ditto. Make global.
84 (check_dep_status): Rename to check_dep ().
85 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
87 (sd_finish_insn): Ditto.
88 (sd_find_dep_between_no_cache): New static function.
89 (sd_find_dep_between): New function.
90 (ask_dependency_caches, set_dependency_caches): New static functions.
91 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
92 (add_or_update_dep_1): Separate pieces of functionality into
93 ask_dependency_caches (), update_dependency_caches (),
94 change_spec_dep_to_hard (), update_dep ().
95 (get_back_and_forw_lists): New static function.
96 (sd_add_dep): Separate setting of dependency caches into
97 set_dependency_caches ().
98 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
100 (sd_delete_dep): Ditto.
101 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
102 (dump_lists): New static function.
103 (sd_debug_lists): New debug function.
104 (delete_all_dependences, fixup_sched_groups): Update to use
106 (sched_analyze_2): Create data-speculative dependency only if
107 data-speculation is enabled.
108 (sched_analyze_insn): If insn cannot be speculative, make all its
109 dependencies non-speculative.
110 (sched_analyze): Use sd_init_insn ().
111 (add_forw_dep, compute_forward_dependencies): Remove.
112 (delete_dep_nodes_in_back_deps): New static function.
113 (sched_free_deps): New function.
114 (init_dependency_caches): Init alloc_pools.
115 (extend_depedency_caches): Update after removing of
116 forward_dependency_cache.
117 (free_dependency_caches): Ditto. Free alloc_pools.
118 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
119 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
121 (add_back_forw_dep, delete_back_forw_dep): Ditto.
122 (add_dependence): Use init_dep ().
123 (get_dep_weak_1): New static function.
124 (get_dep_weak): Move logic to get_dep_weak_1 ().
125 (dump_ds): New static function moved from haifa-sched.c:
126 debug_spec_status ().
127 (debug_ds): New debug function.
128 (check_dep_status): Rename to check_dep (). Update to check whole
131 * haifa-sched.c (spec_info): Make global.
132 (added_recovery_block_p): Rename to
133 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
134 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
135 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
136 to use new interfaces.
137 (ok_for_early_queue_removal): Ditto.
138 (schedule_block): Initialize logical uids of insns emitted by the
140 (sched_init): Initialize new variable.
141 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
143 (extend_global): Initialize insn data.
144 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
145 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
147 (add_to_speculative_block): Update to use new interfaces.
148 (create_recovery_block): Set new variables.
149 (create_check_block_twin, fix_recovery_deps): Update to use new
151 (sched_insn_is_legitimate_for_speculation_p): New function.
152 (speculate_insn): Move checking logic to
153 sched_insn_is_legitimate_for_speculation_p ().
154 (sched_remove_insn): Finalize sched-deps information of instruction.
155 (clear_priorities, add_jump_dependencies): Update to use new
157 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
159 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
160 to use new interfaces.
161 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
162 (new_ready): Try to use control speculation only if it is available.
163 (add_branch_dependences): Update to use new interfaces.
164 (compute_block_backward_dependences): Rename to
165 compute_block_dependences (). Call
166 targetm.sched.dependencies_evaluation_hook ().
167 (free_block_dependencies): New static function.
168 (debug_dependencies): Update to use new interfaces.
169 (schedule_region): Remove separate computation of forward dependencies.
170 Move call of targetm.sched.dependencies_evaluation_hook () to
171 compute_block_dependences (). Free dependencies at the end of
172 scheduling the region.
174 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
176 (add_deps_for_risky_insns): Ditto.
177 (schedule_ebb): Remove separate computation of forward dependencies.
178 Free dependencies at the end of scheduling the ebb.
180 * ddg.c (create_ddg_dependence): Update to use new interfaces.
181 (build_intra_loop_deps): Ditto. Remove separate computation of forward
182 dependencies. Free sched-deps dependencies.
184 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
185 to use new interfaces.
186 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
188 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
190 (is_costly_group): Ditto.
192 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
194 * alias.c (rtx_equal_for_memref_p): Constify.
195 * basic-block.h (const_edge, const_basic_block): New.
196 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
197 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
198 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
199 probably_never_executed_bb_p, edge_probability_reliable_p,
200 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
201 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
203 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
204 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
206 * cfganal.c (flow_active_insn_p, forwarder_block_p,
207 flow_nodes_print, dfs_enumerate_from): Likewise.
208 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
209 control_flow_insn_p, count_basic_blocks): Likewise.
210 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
211 get_loop_body_with_size, loop_exit_edge_p): Likewise.
212 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
213 average_num_loop_insns, loop_exit_edge_p,
214 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
215 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
216 average_num_loop_insns, seq_cost): Likewise.
217 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
218 * dominance.c (dominated_by_p): Likewise.
219 * emit-rtl.c (validate_subreg): Likewise.
220 * except.c (can_throw_internal, can_throw_external): Likewise.
221 * except.h (can_throw_internal, can_throw_external): Likewise.
222 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
223 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
224 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
225 simple_mem, store_ops_ok, load_kills_store, find_loads,
226 store_killed_in_insn, store_killed_after, store_killed_before,
227 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
229 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
230 noce_mem_write_may_trap_or_fault_p): Likewise.
231 * pointer-set.c (pointer_set_contains, pointer_map_contains):
233 * pointer-set.h (pointer_set_contains, pointer_map_contains):
235 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
236 probably_cold_bb_p, probably_never_executed_bb_p,
237 edge_probability_reliable_p, br_prob_note_reliable_p,
238 can_predict_insn_p): Likewise.
239 * regclass.c (reg_set_to_hard_reg_set): Likewise.
240 * resource.c (return_insn_p): Likewise.
241 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
243 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
244 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
245 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
246 verify_gimple_modify_stmt): Likewise.
247 * tree-chrec.c (is_not_constant_evolution,
248 is_multivariate_chrec_rec, is_multivariate_chrec,
249 chrec_contains_symbols, chrec_contains_undetermined,
250 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
251 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
252 eq_evolutions_p, scev_direction): Likewise.
253 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
254 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
255 chrec_contains_symbols_defined_in_loop,
256 chrec_contains_undetermined, tree_contains_chrecs,
257 evolution_function_is_affine_multivariate_p,
258 evolution_function_is_univariate_p, chrec_zerop,
259 evolution_function_is_constant_p, evolution_function_is_affine_p,
260 evolution_function_is_affine_or_constant_p,
261 tree_does_not_contain_chrecs, chrec_type): Likewise.
262 * tree-data-ref.c (tree_fold_divides_p,
263 object_address_invariant_in_loop_p, dr_may_alias_p,
264 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
265 same_access_functions, constant_access_functions,
266 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
268 * tree-flow.h (scev_direction): Likewise.
269 * tree-gimple.c (is_gimple_stmt): Likewise.
270 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
272 * tree-pretty-print.c (op_prio): Likewise.
273 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
274 analyzable_condition, backedge_phi_arg_p): Likewise.
275 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
276 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
277 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
280 2007-08-13 Dan Hipschman <dsh@google.com>
283 * c-format.c (check_format_arg): Move check for zero-length
284 format strings below the check for unterminated strings.
286 2007-08-13 Andrew Pinski <pinskia@gmail.com>
289 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
292 2007-08-13 Nick Clifton <nickc@redhat.com>
294 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
296 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
299 * c-format.c (gcc_gfc_length_specs): New array.
300 (gcc_gfc_char_table): Add unsigned specifier, and references to
301 the l length modifier.
302 (format_types_orig): Use the new gcc_gfc_length_specs.
304 2007-08-12 Sa Liu <saliu@de.ibm.com>
306 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
307 and with REG_RETVAL note after split.
309 2007-08-11 David Daney <ddaney@avtrex.com>
311 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
314 2007-08-11 David Edelsohn <edelsohn@gnu.org>
315 Segher Boessenkool <segher@kernel.crashing.org>
317 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
318 HAVE_LOCAL_CPU_DETECT not defined.
320 2007-08-11 Jan Hubicka <jh@suse.cz>
322 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
323 (cgraph_process_new_functions): Honor previous value of
324 disregard_inline_limits.
325 * ipa-inline.c (compute_inline_parameters): Likewise.
327 2007-08-11 Ian Lance Taylor <iant@google.com>
329 * alias.h (alias_set_type): Define new type.
330 (ALIAS_SET_MEMORY_BARRIER): Use it.
331 * rtl.h: Include alias.h.
332 (struct mem_attrs): Use alias_set_type.
333 * tree.h: Include alias.h
334 (struct tree_type): Use alias_set_type.
335 (struct tree_struct_field_tag): Likewise.
336 (struct tree_decl_common): Likewise.
337 * alias.c (struct alias_set_entry): Use alias_set_type.
338 (get_alias_set_entry, alias_set_subset_of): Likewise.
339 (alias_sets_conflict_p): Likewise.
340 (alias_sets_must_conflict_p): Likewise.
341 (objects_must_conflict_p): Likewise.
342 (get_alias_set, new_alias_set): Likewise.
343 (record_alias_subset, record_component_aliases): Likewise.
344 (varargs_set, frame_set): Change to alias_set_type.
345 (get_varargs_alias_set): Use alias_set_type.
346 (get_frame_alias_set): Likewise.
347 * builtins.c (setjmp_alias_set): Change to alias_set_type.
348 * dse.c (struct store_info): Use alias_set_type.
349 (struct read_info, struct clear_alias_mode_holder): Likewise.
350 (clear_alias_set_lookup, canon_address): Likewise.
351 (record_store, check_mem_read_rtx): Likewise.
352 (dse_record_singleton_alias_set): Likewise.
353 (dse_invalidate_singleton_alias_set): Likewise.
354 * emit-rtl.c (get_mem_attrs): Likewise.
355 (set_mem_attributes_minus_bitpos): Likewise.
356 (set_mem_alias_set): Likewise.
357 * expr.c (store_constructor_field, store_field): Likewise.
358 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
359 * langhooks.c (lhd_get_alias_set): Likewise.
360 * langhooks-def.h (lhd_get_alias_set): Likewise.
361 * reload1.c (alter_reg): Likewise.
362 * tree-flow.h (struct fieldoff): Likewise.
363 * tree-ssa-alias.c (struct alias_map_d): Likewise.
364 (may_alias_p, get_smt_for, create_sft): Likewise.
365 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
366 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
367 (merge_smts_into): Likewise.
368 * varasm.c (const_alias_set): Likewise.
369 * c-common.c (strict_aliasing_warning): Likewise.
370 (c_common_get_alias_set): Likewise.
371 * dse.h (dse_record_singleton_alias_set): Update declaration.
372 (dse_invalidate_singleton_alias_set): Likewise.
373 * emit-rtl.h (set_mem_alias_set): Likewise.
374 * c-common.h (c_common_get_alias_set): Likewise.
375 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
376 * print-tree.c (print_node): Likewise.
377 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
379 (alpha_setup_incoming_varargs): Use alias_set_type.
380 * config/i386/i386.c (setup_incoming_varargs_64): Use
382 (setup_incoming_varargs_ms_64): Likewise.
383 (ix86_GOT_alias_set): Likewise.
384 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
385 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
386 (set): Change to alias_set_type.
387 (get_TOC_alias_set): Use alias_set_type.
388 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
390 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
391 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
393 (struct_value_alias_set): Likewise.
394 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
396 2007-08-11 Richard Sandiford <richard@codesourcery.com>
398 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
399 * config/vxworks.h (TARGET_VXWORKS): Override.
400 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
401 "mips" if TARGET_VXWORKS.
403 2007-08-11 Richard Sandiford <richard@codesourcery.com>
405 * calls.c (avoid_likely_spilled_reg): New function.
406 (expand_call): Use it.
408 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
410 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
412 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
414 * config/mips/predicates.md (const_call_insn_operand): Invoke
415 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
417 2007-08-10 David Edelsohn <edelsohn@gnu.org>
420 * config/rs6000/driver-rs6000.c: Include link.h.
421 Use ElfW instead of wordsize-specif typedef.
423 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
425 * system.h (CONST_CAST): New.
426 * c-decl.c (c_make_fname_decl): Use it.
427 * c-lex.c (cb_ident, lex_string): Likewise.
428 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
429 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
430 give_switch, set_multilib_dir): Likewise.
431 * gengtype-parse.c (string_seq, typedef_name): Likewise.
432 * passes.c (execute_one_pass): Likewise.
433 * prefix.c (update_path): Likewise.
434 * pretty-print.c (pp_base_destroy_prefix): Likewise.
435 * tree.c (build_string): Likewise.
437 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
439 * tree-flow-inline.h (is_exec_stmt): Remove.
440 (is_label_stmt): Remove.
441 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
444 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
446 * lower-subreg.c (resolve_shift_zext): Don't adjust
447 src_reg_num for wordmode operands.
449 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
450 David Ung <davidu@mips.com>
452 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
453 (TARGET_SCHED_REORDER2): Define.
454 (mips_maybe_swap_ready): New.
455 (mips_last_74k_agen_insn): New.
456 (mips_74k_agen_init): New.
457 (mips_74k_agen_reorder): New function to group loads and stores
459 (mips_sched_init): New.
460 (mips_sched_reorder): Don't do initialization here. Call
461 mips_74k_agen_reorder.
462 (mips_variable_issue): Call mips_74k_agen_init.
464 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
466 * tree-flow-inline.h (get_filename): Remove.
468 2007-08-10 Richard Sandiford <richard@codesourcery.com>
470 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
472 (mips_fetch_insns): Delete in favor of...
473 (mips_load_store_insns): ...this new function.
474 * config/mips/mips.c (mips_address_insns): Add a boolean argument
475 to say whether multiword moves _might_ be split.
476 (mips_fetch_insns): Delete in favor of...
477 (mips_load_store_insns): ...this new function.
478 (mips_rtx_costs): Update the call to mips_address_insns.
479 (mips_address_cost): Likewise.
480 * config/mips/mips.md (length): Use mips_load_store_insns instead
482 * config/mips/constraints.md (R): Use mips_address_insns rather
483 than mips_fetch_insns. Assume that the move never needs to be split.
485 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
487 * config/mips/mips.opt (mhard-float, msoft-float): Make these
488 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
489 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
490 * config/mips/mips.h (mips16_hard_float): Delete.
491 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
492 definitions, and replace with....
493 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
494 * config/mips/mips.c (mips16_hard_float): Delete. Replace
495 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
496 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
497 (override_options): Replace MASK_SOFT_FLOAT references with
498 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
499 and mips16_hard_float when TARGET_MIPS16.
501 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
504 * c-typeck.c (build_binary_op): Check for non pointer types before
505 calling int_fits_type_p.
507 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
510 * fold-const.c (omit_one_operand): Return only the ommitted expression
511 if the result is an empty statement.
512 (pedantic_omit_one_operand): Likewise.
514 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
516 * c-typeck.c (readonly_error): Improve error for assignment.
518 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
520 (pp_c_expression): Ditto.
522 2007-08-09 Simon Baldwin <simonb@google.com>
524 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
525 break that was preventing simplify_associative_operation() for xor.
527 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
528 Nigel Stephens <nigel@mips.com>
530 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
531 Document change in interpretation of value from boolean to
533 * optabs.c (expand_ffs, expand_ctz): New functions to compute
534 ffs and ctz using clz.
535 (expand_unop): Call them.
536 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
538 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
539 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
540 enable the new ffs expansion on this target.
542 2007-08-09 Jan Hubicka <jh@suse.cz>
544 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
545 (expand_ternary_op): Likewise.
546 (expand_vec_shift_expr): Likewise.
547 (expand_binop_directly): Likewise.
548 (expand_binop): Likewise.
549 (sign_expand_binop): Likewise.
550 (expand_twoval_unop): Likewise.
551 (expand_twoval_binop): Likewise.
552 (expand_twoval_binop_libfunc): Likewise.
553 (widen_clz): Likewise.
554 (widen_bswap): Likewise.
555 (expand_parity): Likewise.
556 (expand_unop): Likewise.
557 (expand_abs_nojump): Likewise.
558 (expand_copysign): Likewise.
559 (emit_no_conflict_block): Likewise.
560 (emit_libcall_block): Likewise.
561 (can_compare_p): Likewise.
562 (prepare_cmp_insn): Likewise.
563 (emit_cmp_and_jump_insn_1): Likewise.
564 (prepare_float_lib_cmp): Likewise.
565 (emit_conditional_add): Likewise.
566 (gen_add2_insn): Likewise.
567 (have_add2_insn): Likewise.
568 (gen_sub2_insn): Likewise.
569 (have_sub2_insn): Likewise.
570 (can_extend_p): Likewise.
571 (can_fix_p): Likewise.
572 (can_float_p): Likewise.
573 (expand_float): Likewise.
574 (expand_fix): Likewise.
575 (expand_sfix_optab): Likewise.
576 (new_optab): Likewise.
577 (new_convert_optab): Likewise.
578 (init_libfuncs): Likewise.
579 (init_interclass_conv_libfuncs): Likewise.
580 (init_intraclass_conv_libfuncs): Likewise.
581 (set_conv_libfunc): Likewise.
582 (init_optabs): Likewise.
583 (debug_optab_libfuncs): Likewise.
584 (gen_cond_trap): Likewise.
585 * optabs.h (optab_handler, convert_optab_hanlder): New.
586 * genopinit.c: Update optabs generation table.
587 * reload.c (find_reloads_address_1): Use optabs accestors.
588 * builtins.c (expand_builtin_mathfn): Likewise.
589 (expand_builtin_mathfn_2): Likewise.
590 (expand_builtin_mathfn_3): Likewise.
591 (expand_builtin_interclass_mathfn): Likewise.
592 (expand_builtin_sincos): Likewise.
593 (expand_builtin_cexpi): Likewise.
594 (expand_builtin_powi): Likewise.
595 (expand_builtin_strlen): Likewise.
596 * dojump.c (do_jump): Likewise.
597 * expr.c (convert_move): Likewise.
598 (move_by_pieces): Likewise.
599 (move_by_pieces_ninsns): Likewise.
600 (can_store_by_pieces): Likewise.
601 (store_by_pieces_1): Likewise.
602 (emit_move_via_integer): Likewise.
603 (emit_move_complex): Likewise.
604 (emit_move_ccmode): Likewise.
605 (emit_move_insn_1): Likewise.
606 (emit_single_push_insn): Likewise.
607 (store_constructor): Likewise.
608 (expand_expr_real_1): Likewise.
609 (do_store_flag): Likewise.
610 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
611 (enumerate_modes): Likewise.
612 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
613 (supportable_widening_operation): Likewise.
614 (supportable_narrowing_operation): Likewise.
615 * expmed.c (store_bit_field_1): Likewise.
616 (extract_bit_field_1): Likewise.
617 (expand_mult_highpart_optab): Likewise.
618 (expand_smod_pow2): Likewise.
619 (expand_divmod): Likewise.
620 (emit_store_flag): Likewise.
621 * tree-vect-patterns.c
622 (vect_pattern_recog_1): Likewise.
623 * tree-ssa-loop-prefetch.c
624 (nontemporal_store_p): Likewise.
625 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
626 (vect_create_epilog_for_reduction): Likewise.
627 (vectorizable_reduction): Likewise.
628 (vectorizable_operation): Likewise.
629 (vect_strided_store_supported): Likewise.
630 (vectorizable_store): Likewise.
631 (vect_strided_load_supported): Likewise.
632 (vectorizable_load): Likewise.
633 * combine.c (simplify_comparison): Likewise.
634 * tree-vect-generic.c
635 (type_for_widest_vector_mode): Likewise.
636 (expand_vector_operations_1): Likewise.
637 * config/spu/spu.c (spu_expand_mov): Likewise.
638 (spu_emit_vector_compare): Likewise.
639 * config/rs6000/rs6000.c
640 (rs6000_emit_vector_compare): Likewise.
641 * stmt.c (add_case_node): Likewise.
642 * reload1.c (gen_reload):
644 2007-08-09 Michael Matz <matz@suse.de>
646 * tree.h (fixed_zerop): Declare as taking a const_tree.
647 * tree.c (fixed_zerop): Take a const_tree.
649 2007-08-09 Ira Rosen <irar@il.ibm.com>
651 * tree-vect-transform.c (vectorizable_store): Remove call to
652 copy_virtual_operands() and call mark_symbols_for_renaming() for
653 the created vector store.
654 (vect_setup_realignment): Don't call copy_virtual_operands() and
655 update_vuses_to_preheader().
656 (vectorizable_load): Don't call copy_virtual_operands().
657 (update_vuses_to_preheader): Remove.
659 2007-08-08 Chao-ying Fu <fu@mips.com>
661 * tree.def (FIXED_POINT_TYPE): New type.
662 (FIXED_CST): New constant.
663 (FIXED_CONVERT_EXPR): New expr.
664 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
665 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
666 * tree.h (struct tree_base): Add saturating_flag.
667 Remove one bit of spare for saturating_flag.
668 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
669 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
670 FIXED_POINT_TYPE_P): Define.
671 (TYPE_SATURATING): Define.
672 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
673 (struct tree_fixed_cst): New.
674 (TYPE_IBIT, TYPE_FBIT): Define.
675 (tree_node): Add fixed_cst.
676 (enum tree_index): Add new enumeration values of
677 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
678 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
679 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
680 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
681 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
682 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
683 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
684 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
685 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
686 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
687 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
688 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
689 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
690 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
691 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
692 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
693 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
694 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
695 (sat_short_fract_type_node, sat_fract_type_node,
696 sat_long_fract_type_node, sat_long_long_fract_type_node,
697 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
698 sat_unsigned_long_fract_type_node,
699 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
700 fract_type_node, long_fract_type_node, long_long_fract_type_node,
701 unsigned_short_fract_type_node, unsigned_fract_type_node,
702 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
703 sat_short_accum_type_node, sat_accum_type_node,
704 sat_long_accum_type_node, sat_long_long_accum_type_node,
705 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
706 sat_unsigned_long_accum_type_node,
707 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
708 accum_type_node, long_accum_type_node, long_long_accum_type_node,
709 unsigned_short_accum_type_node, unsigned_accum_type_node,
710 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
711 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
712 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
713 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
714 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
715 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
716 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
717 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
718 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
719 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
720 sat_uda_type_node, sat_uta_type_node): New macro.
721 (make_fract_type, make_accum_type): Declare.
722 (make_signed_fract_type, make_unsigned_fract_type,
723 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
724 make_signed_accum_type, make_unsigned_accum_type,
725 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
726 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
727 make_or_reuse_sat_signed_fract_type,
728 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
729 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
730 make_or_reuse_sat_unsigned_accum_type): New macro.
731 (fixed_zerop): Declare.
732 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
733 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
734 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
735 LONG_LONG_ACCUM_TYPE_SIZE): Define.
736 * treestruct.def: Add TS_FIXED_CST.
737 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
739 (tree-dump.o): Likewise.
740 (print-tree.o): Likewise.
741 (tree-pretty-print.o): Likewise.
742 (fold-const.o): Likewise.
743 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
744 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
745 (is_gimple_min_invariant): Handle FIXED_CST.
746 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
747 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
748 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
749 (layout_type): Handle FIXED_POINT_TYPE.
750 (make_fract_type, make_accum_type): New functions.
751 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
752 * tree-dump.c (fixed-value.h): New include.
753 (dump_fixed): New function.
754 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
755 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
756 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
757 * tree-pretty-print.c (fixed-value.h): New include.
758 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
760 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
761 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
762 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
763 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
764 for non-saturating fixed-point types.
765 (reassociate_bb): Likewise.
766 * emit-rtl.c (fixed-value.h): New include.
767 (fconst0, fconst1): New array.
768 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
769 * tree-vect-generic.c expand_vector_operation): Support
770 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
772 (type_for_widest_vector_mode): Add one parameter for the
774 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
776 Pass the satp parameter to type_for_mode for fixed-point types.
777 (expand_vector_operations_1): Pass the saturating flag to
778 type_for_widest_vector_mode.
779 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
780 and MODE_VECTOR_UACCUM.
781 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
782 (vectorizable_condition): Likewise.
783 * tree.c (fixed-value.h): New include.
784 (tree_code_size): Support FIXED_CST.
785 (build_fixed): New function.
786 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
787 (fixed_zerop): New function.
788 (tree_node_structure): Support FIXED_CST.
789 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
790 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
791 (type_hash_eq): Handle FIXED_POINT_TYPE.
792 (simple_cst_equal): Support FIXED_CST.
793 (iterative_hash_expr): Handle FIXED_CST.
794 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
795 (get_narrower): Likewise.
796 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
797 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
798 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
799 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
801 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
802 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
803 (initializer_zerop): Support FIXED_CST.
804 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
805 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
806 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
807 (is_base_type): Handle FIXED_POINT_TYPE.
808 (add_type_attribute): Handle FIXED_POINT_TYPE.
809 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
810 * print-tree.c (fixed-value.h): New include.
811 (print_node_brief): Support FIXED_CST.
812 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
813 * c-pretty-print.c (fixed-value.h): New include.
814 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
815 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
816 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
817 Support fixed-point types for inner items in VECTOR_TYPE.
818 (pp_c_direct_declarator): Likewise.
819 (pp_c_declarator): Likewise.
820 (pp_c_fixed_constant): New function.
821 (pp_c_constant): Handle FIXED_CST.
822 (pp_c_primary_expression): Likewise.
823 (pp_c_expression): Likewise.
824 * fold-const.c (fixed-value.h): New include.
825 (negate_expr_p): Return true for FIXED_CST.
826 (fold_negate_expr): Support FIXED_CST.
827 (split_tree): Support FIXED_CST.
828 (const_binop): Support FIXED_CST.
829 (fold_convert_const_int_from_fixed): New function to convert from
831 (fold_convert_const_real_from_fixed): New function to convert from
833 (fold_convert_const_fixed_from_fixed): New function to convert from
834 fixed to another fixed.
835 (fold_convert_const_fixed_from_int): New function to convert from
837 (fold_convert_const_fixed_from_real): New function to convert from
839 (fold_convert_const): Support conversions from fixed to int, from
840 fixed to real, from fixed to fixed, from int to fixed, and from real
842 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
843 (operand_equal_p): Support FIXED_CST.
844 (make_range): For fixed-point modes, we need to pass the
845 saturating flag as the 2nd parameter.
846 (tree_swap_operands_p): Handle FIXED_CST.
847 (fold_plusminus_mult_expr): For fract modes, we cannot generate
849 (fold_unary): Support FIXED_CONVERT_EXPR.
850 (fold_binary): Handle FIXED_CST.
851 Make sure the type is not saturating, before associating operations.
852 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
853 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
854 (fold_negate_const): Support FIXED_CST.
855 (fold_relational_const): Support FIXED_CST.
856 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
857 (gimplify_expr): Handle FIXED_CST.
858 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
859 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
860 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
861 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
862 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
863 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
864 LONG_LONG_ACCUM_TYPE_SIZE.
865 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
866 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
867 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
868 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
869 MODE_ACCUM, and MODE_UACCUM.
870 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
871 fixed-point types to disable reduction.
872 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
874 2007-08-08 David Edelsohn <edelsohn@gnu.org>
876 * config/rs6000/x-rs6000: New file.
877 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
878 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
879 (EXTRA_SPEC_FUNCTIONS): Define.
880 (HAVE_LOCAL_CPU_DETECT): Define.
881 (CC1_CPU_SPEC): Define.
882 * config/rs6000/driver-rs6000.c: New file.
883 * config/rs6000/aix.h (CC1_SPEC): Define.
884 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
885 * config.host: Add x-rs6000 to host_xmake_file if host and target
886 are rs6000 or powerpc.
888 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
890 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
892 2007-08-08 Richard Sandiford <richard@codesourcery.com>
893 Sandra Loosemore <sandra@codesourcery.com>
894 Chao-ying Fu <fu@mips.com>
895 Nigel Stephens <nigel@mips.com>
896 David Ung <davidu@mips.com>
898 * doc/invoke.texi (-mcode-readable): Document.
899 * config/mips/mips.opt (mcode-readable): New option.
900 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
901 * config/mips/mips.h (mips_code_readable_setting): New enum.
902 (mips_code_readable): Declare.
903 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
904 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
905 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
906 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
907 boiler-plate comments.
908 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
909 * config/mips/mips.c (mips_code_readable): New variable.
910 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
911 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
912 context and -mcode-readable setting to restrict the use of
913 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
914 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
915 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
916 (mips_blocks_for_constant_p): Only return false for
917 TARGET_MIPS16_PCREL_LOADS.
918 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
919 for MIPS16. Handle SYMBOL_32_HIGH.
920 (mips_const_insns): Allow HIGHs for MIPS16 too.
921 (mips_unspec_address_offset): New function, split out from...
922 (mips_unspec_address): ...here.
923 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
924 16-bit symbolic constants. Assert approropiate conditions for
925 using the "la" and "dla" macros.
926 (mips_handle_option): Handle -mcode-readable=.
927 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
928 Set up mips_lo_relocs[SYMBOL_32_HIGH].
929 (mips_strip_unspec_address): New function, split out from...
930 (print_operand_reloc): ...here.
931 (print_operand): Pass constants through mips_strip_unspec_address.
932 (print_operand_address): Likewise.
933 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
934 (mips_select_rtx_section): Remove MIPS16 handling.
935 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
936 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
937 (mips16_lay_out_constants): Do nothing unless
938 TARGET_MIPS16_PCREL_LOADS.
939 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
940 * config/mips/mips.md: Split HIGHs for MIPS16.
941 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
943 2007-08-08 Richard Sandiford <richard@codesourcery.com>
945 * config/mips/mips-protos.h (mips_emit_move): Declare.
946 * config/mips/mips.c (mips_emit_move): New function.
947 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
948 (mips_legitimize_const_move): Likewise.
949 (mips_legitimize_move): Likewise.
950 (mips_split_64bit_move): Likewise.
951 (mips_restore_gp): Likewise.
952 (mips_load_call_address): Likewise.
953 (mips_emit_fcc_reload): Likewise.
954 (mips_set_return_address): Likewise.
955 (mips_block_move_straight): Likewise.
956 (mips_block_move_loop): Likewise.
957 (mips_setup_incoming_varargs): Likewise.
958 (mips_save_reg): Likewise.
959 (mips_expand_prologue): Likewise.
960 (mips_restore_reg): Likewise.
961 (mips_expand_epilogue): Likewise.
962 (mips_output_mi_thunk): Likewise.
963 (build_mips16_call_stub): Likewise.
964 (mips_builtin_branch_and_move): Likewise.
965 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
966 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
967 (fixuns_truncdfdi2): Likewise.
968 (fixuns_truncsfsi2): Likewise.
969 (fixuns_truncsfdi2): Likewise.
970 (loadgp_absolute): Likewise.
971 (builtin_setjmp_setup): Likewise.
972 (builtin_longjmp): Likewise.
973 (untyped_call): Likewise.
975 2007-08-08 Richard Sandiford <richard@codesourcery.com>
977 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
978 an "rtx *" argument. Return a bool.
979 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
980 values and return true if they can be split. Take the same kind of
981 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
982 and store the lo_sum there if nonnull. Use the symbol type to
983 determine whether a $gp or HIGH is needed.
984 (mips_legitimize_address): Update call to mips_split_symbol and
985 simplify accordingly.
986 (mips_legitimize_const_move): Likewise.
987 * config/mips/mips.md: In the combine define_split,
988 check mips_split_symbol instead of splittable_symbolic_operand.
989 Update use of mips_split_symbol in the generator code.
990 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
992 2007-08-08 Richard Sandiford <richard@codesourcery.com>
994 * config/mips/mips.c (mips_symbolic_address_p): Delete.
995 (mips_symbol_insns_1): New function, split out from...
996 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
997 and stores separately from load addresses.
998 (mips_classify_address): Replace uses of mips_symbolic_address_p
999 with uses of mips_symbol_insns.
1000 (mips_address_insns): Update calls to mips_symbol_insns.
1001 (mips_const_insns): Likewise.
1002 (mips_legitimize_address): Likewise.
1004 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1006 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1007 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1008 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1009 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1010 non-call contexts if TARGET_MIPS16.
1011 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1012 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1013 code for SYMBOL_ABSOLUTE.
1014 (mips_symbol_insns): Likewise.
1016 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1018 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1019 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1020 (mips_symbolic_constant_p): Likewise. Update the call to
1021 mips_classify_symbol.
1022 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1023 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1024 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1025 (print_operand_reloc): Add a context argument. Update the call to
1026 mips_symbolic_constant_p.
1027 (print_operand): Update the calls to print_operand_reloc.
1028 (print_operand_address): Use print_operand_reloc rather than
1030 (mips_rewrite_small_data_p): Add a context argument. Update the call
1031 to mips_symbolic_constant_p.
1032 (mips_small_data_pattern_1): Make DATA the containing mem.
1033 Update the call to mips_rewrite_small_data_p.
1034 (mips_rewrite_small_data_1): Likewise.
1035 (mips_use_anchors_for_symbol_p): Update the call to
1036 mips_symbolic_constant_p.
1037 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1038 (splittable_symbolic_operand): Likewise.
1039 (move_operand): Likewise.
1040 (absolute_symbolic_operand): Likewise.
1041 (got_disp_operand): Likewise.
1042 (got_page_ofst_operand): Likewise.
1044 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1046 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1047 (SYMBOL_ABSOLUTE): ...this.
1048 (SYMBOL_SMALL_DATA): Rename to...
1049 (SYMBOL_GP_RELATIVE): ...this.
1050 (SYMBOL_CONSTANT_POOL): Rename to...
1051 (SYMBOL_PC_RELATIVE): ...this.
1052 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1053 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1054 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1055 after above changes.
1056 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1057 (general_symbolic_operand): Rename to...
1058 (absolute_symbolic_operand): ...this.
1059 * config/mips/mips.md: Update after above changes.
1061 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1062 Revital Eres <eres@il.ibm.com>
1064 * ddg.c (print_ddg): Add dump information.
1065 * modulo-sched.c (print_node_sched_params): Add parameter and
1067 (calculate_maxii): Remove function.
1068 (undo_generate_reg_moves): Likewise.
1069 (undo_permute_partial_schedule): Likewise.
1070 (kernel_number_of_cycles): Likewise.
1071 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1072 (sms_schedule): Use it. Remove profitability checks.
1073 (sms_schedule_by_order): Fix order of nodes within the cycle.
1075 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1077 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1078 -profile option, add pie support.
1079 (ENDFILE_SPEC): New spec.
1080 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
1082 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1084 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1085 * gcc/config/gnu.h (LIB_SPEC): Likewise.
1087 2007-08-07 Yaz Saito <saito@google.com>
1088 Ian Lance Taylor <iant@google.com>
1090 * common.opt (finstrument-functions-exclude-function-list): New
1092 (finstrument-functions-exclude-file-list): New option.
1093 * opts.c (char_p): Define and DEF_VEC.
1094 (flag_instrument_functions_exclude_functions): New static
1096 (flag_instrument_functions_exclude_files): New static variable.
1097 (add_instrument_functions_exclude_list): New static function.
1098 (flag_instrument_functions_exclude_p): New function.
1099 (common_handle_option): Handle new options.
1100 * flags.h (flag_instrument_functions_exclude_p): Declare.
1101 * gimplify.c (gimplify_function_tree): Call
1102 flag_instrument_functions_exclude_p.
1103 * doc/invoke.texi (Option Summary): Mention new options.
1104 (Code Gen Options): Document new options.
1106 2007-08-07 Ian Lance Taylor <iant@google.com>
1108 PR rtl-optimization/32776
1109 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1110 (resolve_use): Likewise.
1111 (decompose_multiword_subregs): Remove "changed" local variable.
1113 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1115 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1116 * configure: Regenerate.
1117 * config.in: Regenerate.
1118 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1121 2007-08-07 Ian Lance Taylor <iant@google.com>
1123 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1124 note, just delete the insn.
1126 2007-08-07 Andreas Schwab <schwab@suse.de>
1129 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1132 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1134 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1135 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1136 (decompose_multiword_subregs): Use the functions above to decompose
1137 multiword shifts and zero-extends.
1139 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1141 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1142 "assemble" descriptions which were swapped.
1144 2007-08-06 Chao-ying Fu <fu@mips.com>
1146 * fixed-value.h: New file.
1147 * fixed-value.c: New file.
1148 * Makefile.in (OBJS-common): Add fixed-value.o.
1149 (fixed-value.o): New rule.
1150 (GTFILES): Add fixed-value.h.
1151 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1152 to compare a.low and b.low.
1153 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1155 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1156 Daniel Jacobowitz <dan@codesourcery.com>
1159 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1161 (x86_64-*-netbsd*): Likewise.
1162 (x86_64-*-linux*): Likewise.
1163 (x86_64-*-kfreebsd*-gnu): Likewise.
1164 (x86_64-*-knetbsd*-gnu): Likewise.
1165 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1167 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1169 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1170 Add -fno-asynchronous-unwind-tables.
1172 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1173 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1174 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1175 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1176 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1178 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1180 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1181 (TARGET_C_MODE_FOR_SUFFIX): New.
1183 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1185 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1187 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1189 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1191 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1193 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1194 before checking function returns in conditional expressions.
1196 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1199 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1201 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1204 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1205 for INTEGRAL_TYPE_P.
1207 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1209 * configure.ac: Remove --enable-checking=df from default settings.
1210 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1211 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1212 if the parameter is true.
1213 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1214 DF_VERIFY_SCHEDULED flag is true.
1215 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1216 (df_finish_pass): Adjust prototype.
1217 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1220 * see.c (pass_see): Add TODO_df_verify.
1221 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1222 * global.c (rest_of_handle_global_alloc): Schedule verification
1224 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1226 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1227 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1228 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1230 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1231 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1232 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1234 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1235 Revital Eres <eres@il.ibm.com>
1237 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1239 * ddg.c (create_ddg_dependence): Rename to...
1240 (create_ddg_dep_from_intra_loop_link): This. Do not check
1241 for interloop edges. Do not create anti dependence edge when
1242 a true dependence edge exists in the opposite direction and
1243 -fmodulo-sched-allow-regmoves is set.
1244 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1245 (add_cross_iteration_register_deps): Create anti dependence edge
1246 when -fno-modulo-sched-allow-regmoves is set.
1247 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1249 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1251 * config/arm/arm.md (movsi): Add braces.
1253 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1256 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1257 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1259 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1261 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1263 * cfgloopmanip.c (remove_path, create_preheaders,
1264 force_single_succ_latches, fix_loop_structure): Ditto.
1265 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1266 tree_duplicate_loop_to_header_edge): Ditto.
1267 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1268 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1270 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1271 cleanup_tree_cfg): Ditto.
1272 * tree-cfg.c (tree_merge_blocks): Ditto.
1273 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1274 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1275 loop_preheader_edge, single_exit): Ditto.
1276 (flow_loops_find): Do not clear loops->state.
1277 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1278 loops_state_clear): New functions.
1280 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1283 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1284 when adding to the base and convert ELT to sizetype instead of type.
1286 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1289 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1290 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1292 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1295 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1296 correct type the negate expression.
1298 2007-08-03 Jan Hubicka <jh@suse.cz>
1300 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1303 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1305 * config/rs6000/rs6000.c (struct processor_cost): Change
1306 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1307 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1309 (rios1_costs, rios2_cost): Correct cache line size.
1310 (rs6000_override_options): Set l2-cache-size parameter.
1312 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1313 Diego Novillo <dnovillo@google.com>
1316 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1317 if the range includes 0.
1319 2007-08-03 Ben Elliston <bje@au.ibm.com>
1321 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1322 mode to unspec expressions to silence a warning from the generator
1325 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1327 * config/ia64/constraints.md ("U"): Make constraint vector only.
1329 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1332 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1333 always_inline attribute on the function decl.
1335 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1338 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1339 if we are compiling with -fPIC.
1341 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1342 Nigel Stephens <nigel@mips.com>
1344 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1345 Define for MIPS32 and MIPS64.
1347 2007-08-02 Nick Clifton <nickc@redhat.com>
1349 * config/host-hpux.c: Change copyright header to refer to version
1350 3 of the GNU General Public License and to point readers at the
1351 COPYING3 file and the FSF's license web page.
1352 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1353 config/alpha/linux.h, config/alpha/alpha.opt,
1354 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1355 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1356 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1357 config/alpha/alpha.h, config/alpha/sync.md,
1358 config/alpha/openbsd.h, config/alpha/alpha.md,
1359 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1360 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1361 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1362 config/alpha/constraints.md, config/alpha/osf.h,
1363 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1364 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1365 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1366 config/frv/frv-asm.h, config/frv/frv-protos.h,
1367 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1368 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1369 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1370 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1371 config/s390/s390.opt, config/s390/s390-modes.def,
1372 config/s390/fixdfdi.h, config/s390/constraints.md,
1373 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1374 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1375 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1376 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1377 config/m32c/prologue.md, config/m32c/m32c.abi,
1378 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1379 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1380 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1381 config/m32c/jump.md, config/m32c/shift.md,
1382 config/m32c/m32c-protos.h, config/libgloss.h,
1383 config/spu/spu-protos.h, config/spu/predicates.md,
1384 config/spu/spu-builtins.h, config/spu/spu.c,
1385 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1386 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1387 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1388 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1389 config/sparc/hypersparc.md, config/sparc/predicates.md,
1390 config/sparc/linux.h, config/sparc/sp64-elf.h,
1391 config/sparc/supersparc.md, config/sparc/cypress.md,
1392 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1393 config/sparc/niagara.md, config/sparc/sparc.md,
1394 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1395 config/sparc/sparc.opt, config/sparc/sync.md,
1396 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1397 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1398 config/sparc/sparc.c, config/sparc/little-endian.opt,
1399 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1400 config/sparc/linux64.h, config/sparc/freebsd.h,
1401 config/sparc/sol2.h, config/sparc/rtemself.h,
1402 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1403 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1404 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1405 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1406 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1407 config/m32r/linux.h, config/m32r/constraints.md,
1408 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1409 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1410 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1411 config/i386/i386.md, config/i386/netware-crt0.c,
1412 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1413 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1414 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1415 config/i386/sol2.h, config/i386/constraints.md,
1416 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1417 config/i386/predicates.md, config/i386/geode.md,
1418 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1419 config/i386/freebsd64.h, config/i386/vxworksae.h,
1420 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1421 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1422 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1423 config/i386/netware.h, config/i386/i386-modes.def,
1424 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1425 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1426 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1427 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1428 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1429 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1430 config/i386/xm-mingw32.h, config/i386/linux64.h,
1431 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1432 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1433 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1434 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1435 config/i386/cygwin2.c, config/i386/i386-protos.h,
1436 config/i386/sync.md, config/i386/openbsd.h,
1437 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1438 config/i386/nto.h, config/i386/biarch64.h,
1439 config/i386/i386-coff.h, config/i386/freebsd.h,
1440 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1441 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1442 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1443 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1444 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1445 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1446 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1447 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1448 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1449 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1450 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1451 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1452 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1453 config/sh/superh64.h, config/sh/rtemself.h,
1454 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1455 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1456 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1457 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1458 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1459 config/avr/predicates.md, config/avr/constraints.md,
1460 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1461 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1462 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1463 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1464 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1465 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1466 config/c4x/predicates.md, config/c4x/c4x.h,
1467 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1468 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1469 config/xtensa/linux.h, config/xtensa/xtensa.h,
1470 config/xtensa/elf.h, config/xtensa/xtensa.md,
1471 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1472 config/xtensa/xtensa-protos.h, config/dbx.h,
1473 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1474 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1475 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1476 config/host-solaris.c, config/fr30/fr30.h,
1477 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1478 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1479 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1480 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1481 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1482 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1483 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1484 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1485 config/cris/predicates.md, config/cris/linux.h,
1486 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1487 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1488 config/cris/aout.opt, config/cris/cris-protos.h,
1489 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1490 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1491 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1492 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1493 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1494 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1495 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1496 config/chorus.h, config/mn10300/mn10300.c,
1497 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1498 config/mn10300/mn10300.h, config/mn10300/linux.h,
1499 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1500 config/mn10300/mn10300.md, config/ia64/predicates.md,
1501 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1502 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1503 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1504 config/ia64/freebsd.h, config/ia64/ia64.md,
1505 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1506 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1507 config/gofast.h, config/rtems.h, config/sol2-10.h,
1508 config/m68k/predicates.md, config/m68k/m68k.md,
1509 config/m68k/linux.h, config/m68k/m68k-modes.def,
1510 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1511 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1512 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1513 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1514 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1515 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1516 config/m68k/constraints.md, config/m68k/rtemself.h,
1517 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1518 config/m68k/uclinux.h, config/rs6000/power4.md,
1519 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1520 config/rs6000/linux.h, config/rs6000/eabi.h,
1521 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1522 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1523 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1524 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1525 config/rs6000/windiss.h, config/rs6000/603.md,
1526 config/rs6000/aix41.h, config/rs6000/cell.md,
1527 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1528 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1529 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1530 config/rs6000/default64.h, config/rs6000/7xx.md,
1531 config/rs6000/darwin.opt, config/rs6000/spe.md,
1532 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1533 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1534 config/rs6000/7450.md, config/rs6000/linux64.h,
1535 config/rs6000/constraints.md, config/rs6000/440.md,
1536 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1537 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1538 config/rs6000/rs6000.h, config/rs6000/power6.md,
1539 config/rs6000/predicates.md, config/rs6000/altivec.md,
1540 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1541 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1542 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1543 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1544 config/rs6000/linux64.opt, config/rs6000/sync.md,
1545 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1546 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1547 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1548 config/rs6000/eabispe.h, config/rs6000/e500.h,
1549 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1550 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1551 config/rs6000/aix.h, config/rs6000/vxworks.h,
1552 config/rs6000/40x.md, config/rs6000/aix51.h,
1553 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1554 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1555 config/arc/arc.h, config/mcore/mcore-elf.h,
1556 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1557 config/mcore/mcore.md, config/mcore/mcore.c,
1558 config/mcore/mcore.opt, config/mcore/mcore.h,
1559 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1560 config/score/predicates.md, config/score/score-version.h,
1561 config/score/score-protos.h, config/score/misc.md,
1562 config/score/elf.h, config/score/score.c, config/score/mac.md,
1563 config/score/score7.md, config/score/score.h,
1564 config/score/score-conv.h, config/score/score-mdaux.c,
1565 config/score/score.md, config/score/score.opt,
1566 config/score/score-modes.def, config/score/score-mdaux.h,
1567 config/score/mul-div.S, config/arm/uclinux-elf.h,
1568 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1569 config/arm/symbian.h, config/arm/linux-elf.h,
1570 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1571 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1572 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1573 config/arm/strongarm-pe.h, config/arm/arm.h,
1574 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1575 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1576 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1577 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1578 config/arm/arm-cores.def, config/arm/arm-protos.h,
1579 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1580 config/arm/wince-pe.h, config/arm/neon.md,
1581 config/arm/constraints.md, config/arm/neon.ml,
1582 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1583 config/arm/arm.opt, config/arm/arm926ejs.md,
1584 config/arm/predicates.md, config/arm/iwmmxt.md,
1585 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1586 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1587 config/arm/neon-testgen.ml, config/arm/arm.md,
1588 config/arm/xscale-coff.h, config/arm/pe.c,
1589 config/arm/arm-generic.md, config/arm/pe.h,
1590 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1591 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1592 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1593 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1594 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1595 config/pa/predicates.md, config/pa/pa64-hpux.h,
1596 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1597 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1598 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1599 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1600 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1601 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1602 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1603 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1604 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1605 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1606 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1607 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1608 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1609 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1610 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1611 config/mips/linux64.h, config/mips/elforion.h,
1612 config/mips/constraints.md, config/mips/generic.md,
1613 config/mips/predicates.md, config/mips/4300.md,
1614 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1615 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1616 config/mips/5k.md, config/mips/vr4120-div.S,
1617 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1618 config/mips/mips-protos.h, config/mips/6000.md,
1619 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1620 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1621 config/mips/mips-modes.def, config/mips/vr.h,
1622 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1623 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1624 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1625 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1626 config/vax/openbsd1.h, config/vax/netbsd.h,
1627 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1628 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1629 config/h8300/rtems.h, config/h8300/predicates.md,
1630 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1631 config/h8300/h8300.md, config/h8300/h8300.opt,
1632 config/h8300/coff.h, config/h8300/h8300-protos.h,
1633 config/v850/v850.md, config/v850/predicates.md,
1634 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1635 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1636 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1637 config/mmix/mmix.h, config/mmix/predicates.md,
1638 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1639 config/mmix/mmix.c, config/mmix/mmix.opt,
1640 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1641 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1642 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1643 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1646 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1648 * emit-rtl.c (reset_used_decls): Rename to...
1649 (set_used_decls): ...this. Set the used flag rather than clearing it.
1650 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1651 DECL_RTLs rather than resetting them.
1653 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1655 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1657 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1659 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1660 argument to find_reloads_address.
1662 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1664 PR tree-optimization/32919
1665 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1666 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1667 (coalesce_ssa_name): Call it.
1669 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1670 David Ung <davidu@mips.com>
1672 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1673 (__mips16_unorddf2, __mips16_floatunsidf): New.
1674 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1676 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1678 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1680 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1681 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1682 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1683 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1684 * omp-low.c (get_ws_args_for, determine_parallel_type,
1685 expand_omp_for_generic, expand_omp_for_static_nochunk,
1686 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1687 Work with more precise CFG.
1688 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1689 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1691 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1692 * gimple-low.c (lower_stmt): Ditto.
1693 * tree-inline.c (estimate_num_insns_1): Ditto.
1694 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1695 (OMP_SECTIONS_SWITCH): New.
1696 * tree-cfgcleanup.c (cleanup_omp_return): New.
1697 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1698 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1699 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1700 (tree_redirect_edge_and_branch): Handle omp constructs.
1702 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1703 with three arguments.
1705 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1707 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1710 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1712 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1713 the loop structures may need fixing.
1714 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1716 (cleanup_tree_cfg_loop): Removed.
1717 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1718 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1719 instead of running cleanup_tree_cfg_loop.
1720 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1721 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1722 (tree_predictive_commoning): Declaration changed.
1723 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1725 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1727 * doc/invoke.texi (l1-cache-size): Update documentation.
1728 (l2-cache-size): Document.
1729 * params.h (L2_CACHE_SIZE): New macro.
1730 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1731 that L1_CACHE_SIZE is in kB now.
1732 (L2_CACHE_SIZE_BYTES): New macro.
1733 (tree_ssa_prefetch_arrays): Show size in kB.
1734 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1735 and l2_cache_size fields.
1736 * config/i386/driver-i386.c (describe_cache): Detect cache size
1738 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1739 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1740 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1741 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1742 (override_options): Set l1-cache-size and l2-cache-size to default
1743 values if not specified otherwise.
1744 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1745 (PARAM_L2_CACHE_SIZE): New.
1747 2007-08-01 Nigel Stephens <nigel@mips.com>
1748 David Ung <davidu@mips.com>
1749 Thiemo Seufer <ths@mips.com>
1750 Chris Dearman <chris@mips.com>
1751 Richard Sandiford <richard@codesourcery.com>
1753 * config.gcc (mips*-sde-elf*): New stanza.
1754 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1755 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1756 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1757 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1758 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1759 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1761 * config/mips/sde.h: New file.
1762 * config/mips/t-libgcc-mips16: Likewise.
1763 * config/mips/t-sde: Likewise.
1764 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1765 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1766 _MIPS_FPSET and _MIPS_SZINT.
1767 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1768 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1769 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1770 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1771 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1772 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1773 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1774 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1775 _MIPS_SZPTR and _MIPS_FPSET.
1776 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1777 architecture is specified.
1778 (MIPS_32BIT_OPTION_SPEC): New macro.
1780 2007-07-31 Dan Hipschman <dsh@google.com>
1782 * gcc.c (end_going_arg): New function.
1783 (do_spec_2): Use it.
1784 (do_spec_1): Use it.
1786 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1788 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1789 only if ENABLE_CHECKING is defined.
1791 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1793 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1794 df_ru_add_problem, df_ru_get_bb_info): Removed.
1795 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1796 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1797 df_ru_free_bb_info, df_ru_alloc,
1798 df_ru_bb_local_compute_process_def,
1799 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1800 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1801 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1802 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1803 df_ru_add_problem): Removed.
1805 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1808 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1809 (casesi32p, casesi64p): Likewise.
1810 (casesi): Adjust for above.
1812 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1814 * mode-switching.c (create_pre_exit): Don't search past calls.
1816 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1818 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1820 2007-07-31 Revital Eres <eres@il.ibm.com>
1822 * ddg.c (add_deps_for_def): Rename to...
1823 (add_cross_iteration_register_deps): This. Change implementation
1824 to use only reaching def and def-use chains to construct the
1825 inter loop dependencies.
1826 (add_deps_for_use): Remove function.
1827 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1828 function to build the inter loop dependencies.
1829 * modulo-sched.c (sms_schedule): Build only
1830 reaching def and def-use chains for the propose of the ddg
1833 2007-07-31 Julian Brown <julian@codesourcery.com>
1835 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1836 New define_insns. Use correct RTL.
1837 (vec_set<mode>): Write as expander.
1839 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1841 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1842 to an unallocated space.
1844 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1847 (split_constant_offset): Enable split_constant_offset to extract
1848 constants from other statements.
1849 * tree-vect-transform.c
1850 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1851 to a temp var. Force base_offset to be simple.
1853 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1855 * df-scan.c (df_scan_verify): Remove artificial limit on
1856 the number of blocks for verification.
1857 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1858 df_simulate_defs): Avoid unnecessary insn checking for defs.
1860 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1863 * config/m68k/lb1sf68.asm (FUNC): New macro.
1865 (__udivsi3): Likewise.
1866 (__divsi3): Likewise.
1867 (__umodsi3): Likewise.
1868 (__modsi3): Likewise.
1869 (__subdf3): Likewise.
1870 (__adddf3): Likewise.
1871 (__muldf3): Likewise.
1872 (__divdf3): Likewise.
1873 (__negdf2): Likewise.
1874 (__cmpdf2): Likewise.
1875 (__subsf3): Likewise.
1876 (__addsf3): Likewise.
1877 (__mulsf3): Likewise.
1878 (__divsf3): Likewise.
1879 (__negsf2): Likewise.
1880 (__cmpsf2): Likewise.
1881 (__eqdf2): Likewise.
1882 (__nedf2): Likewise.
1883 (__gtdf2): Likewise.
1884 (__gedf2): Likewise.
1885 (__ltdf2): Likewise.
1886 (__ledf2): Likewise.
1887 (__eqsf2): Likewise.
1888 (__nesf2): Likewise.
1889 (__gtsf2): Likewise.
1890 (__gesf2): Likewise.
1891 (__ltsf2): Likewise.
1892 (__lesf2): Likewise.
1894 2007-07-30 Ollie Wild <aaw@google.com>
1896 * c-ppoutput.c (print_lines_directives_only): New function.
1897 (scan_translation_unit_directives_only): New function.
1898 (preprocess_file): Add call to scan_translation_unit_directives_only.
1899 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1900 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1901 -fdirectives-only. Add errors for -fdirectives-only conflict with
1902 -Wunused-macros and -traditional.
1903 (finish_options): Add builtin macro initialization for
1904 -fdirectives-only + -fpreprocessed.
1905 * c.opt (fdirectives-only): New.
1906 * doc/cppopts.texi (fdirectives-only): New.
1908 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * alias.c (record_set, memory_modified_1): Constify.
1911 * bt-load.c (note_btr_set): Likewise.
1912 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1913 * combine.c (set_nonzero_bits_and_sign_copies,
1914 expand_field_assignment, record_dead_and_set_regs_1,
1915 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1916 likely_spilled_retval_1): Likewise.
1917 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1918 frv_io_handle_set): Likewise.
1919 * config/mips/mips.c (mips_sim_record_set,
1920 vr4130_true_reg_dependence_p_1): Likewise.
1921 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1922 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1923 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1924 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1925 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1926 * ddg.c (mark_mem_store): Likewise.
1927 * df-problems.c (df_urec_mark_reg_change): Likewise.
1928 * function.c (update_epilogue_consts): Likewise.
1929 * gcse.c (record_set_info, record_last_set_info,
1930 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1931 reg_clear_last_set): Likewise.
1932 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1934 * jump.c (reversed_comparison_code_parts): Likewise.
1935 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1936 reg_is_set): Likewise.
1937 * loop-iv.c (mark_altered): Likewise.
1938 * mode-switching.c (reg_becomes_live): Likewise.
1939 * optabs.c (no_conflict_move_test): Likewise.
1940 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1942 * postreload.c (reload_combine_note_store, move2add_note_store):
1944 * regmove.c (flags_set_1): Likewise.
1945 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1947 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1949 * resource.c (update_live_status): Likewise.
1950 * rtl.h (set_of, note_stores): Likewise.
1951 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1952 note_stores, parms_set): Likewise.
1953 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1954 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1956 * var-tracking.c (count_stores, add_stores): Likewise.
1958 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1960 * alias.c (mems_in_disjoint_alias_sets_p,
1961 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1962 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1963 write_dependence_p, mems_in_disjoint_alias_sets_p,
1964 read_dependence, true_dependence, canon_true_dependence,
1965 anti_dependence, output_dependence): Constify.
1966 * combine.c (extended_count): Likewise.
1967 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1968 * cselib.c (get_value_hash, references_value_p,
1969 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1970 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1971 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1972 * function.c (contains, prologue_epilogue_contains,
1973 sibcall_epilogue_contains): Likewise.
1974 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1975 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1976 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1977 reg_or_subregno): Likewise.
1978 * recog.c (asm_noperands): Likewise.
1979 * reload1.c (function_invariant_p): Likewise.
1980 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1981 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1982 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1983 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1984 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1985 extended_count, prologue_epilogue_contains,
1986 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1987 canon_true_dependence, read_dependence, anti_dependence,
1988 output_dependence): Likewise.
1989 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1991 2007-07-30 Julian Brown <julian@codesourcery.com>
1993 * config/arm/neon.md (V_ext): New mode attribute.
1994 (neon_vget_lane<mode>): Replace with define_expand.
1995 (neon_vget_lane<mode>_sext_internal)
1996 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1997 and quad precision vectors.
1998 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1999 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2000 have typeless 32-bit result.
2002 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2005 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2007 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2008 use sizetype for rest.
2009 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2010 (aff_combination_convert): Don't convert rest for pointer types.
2012 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2014 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2016 * tree-ssa-alias.c: Add alloc-pool.h.
2017 (init_alias_info): Free alias_bitmap_obstack.
2018 (delete_alias_info): Call delete_mem_ref_stats.
2019 (get_mem_sym_stats_for): Use alloc_pool.
2020 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2021 (delete_mem_sym_stats): Removed.
2023 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2025 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2026 functions cannot be represented as classical distance vectors.
2028 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2030 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2031 * builtins.c (validate_arg, builtin_mathfn_code,
2032 validate_arglist): Likewise.
2033 * calls.c (call_expr_flags): Likewise.
2034 * combine.c (reg_nonzero_bits_for_combine,
2035 reg_num_sign_bit_copies_for_combine, get_last_value,
2036 reg_truncated_to_mode): Likewise.
2037 * emit-rtl.c (subreg_lowpart_p): Likewise.
2038 * expr.c (highest_pow2_factor_for_target,
2039 categorize_ctor_elements_1, categorize_ctor_elements,
2040 count_type_elements, contains_packed_reference,
2041 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2042 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2043 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2044 native_encode_int, native_encode_real, native_encode_complex,
2045 native_encode_vector, native_encode_expr, native_interpret_int,
2046 native_interpret_real, native_interpret_complex,
2047 native_interpret_vector, native_interpret_expr): Likewise.
2048 * function.c (use_register_for_decl): Likewise.
2049 * gimplify.c (get_name): Likewise.
2050 * langhooks-def.h (lhd_return_null_const_tree): New.
2051 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2052 * langhooks.c (lhd_return_null_const_tree): New.
2053 * langhooks.h (lang_get_callee_fndecl): Constify.
2054 * output.h (constructor_static_from_elts_p): Likewise.
2055 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2056 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2057 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2058 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2059 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2060 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2061 * rtlhooks-def.h (reg_nonzero_bits_general,
2062 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2064 * rtlhooks.c (reg_num_sign_bit_copies_general,
2065 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2067 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2068 * stor-layout.c (mode_for_size_tree): Likewise.
2069 * tree-ssa-loop-im.c (memref_eq): Likewise.
2070 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2071 * tree.c (contains_placeholder_p, type_list_equal,
2072 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2074 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2075 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2076 contains_placeholder_p, contains_packed_reference,
2077 get_callee_fndecl, operand_equal_for_phi_arg_p,
2078 warn_if_unused_value, is_body_block, native_encode_expr,
2079 native_interpret_expr, fold_convertible_p, operand_equal_p,
2080 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2081 validate_arglist, simple_cst_equal, type_list_equal,
2082 use_register_for_decl, call_expr_flags, get_name,
2083 highest_pow2_factor): Likewise.
2084 (const_call_expr_arg_iterator_d,
2085 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2086 first_const_call_expr_arg, more_const_call_expr_args_p,
2087 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2088 * varasm.c (constructor_static_from_elts_p): Constify.
2090 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2092 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2093 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2094 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2095 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2096 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2097 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2098 spelling conventions.
2099 * doc/invoke.texi: Follow spelling conventions.
2101 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2102 Revital Eres <eres@il.ibm.com>
2104 * modulo-sched.c (sms_schedule): Avoid loops which includes
2105 auto-increment instructions.
2107 2007-07-28 Richard Guenther <rguenther@suse.de>
2110 * fold-const.c (fold_cond_expr_with_comparison): Convert
2111 operand zero of MIN/MAX_EXPR to correct type.
2113 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2115 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2116 flags_from_decl_or_type): Constify.
2117 * gcc.c (do_spec_1): Likewise.
2118 * print-tree.c (dump_addr, print_node_brief): Likewise.
2119 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2120 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2121 tree_purge_all_dead_eh_edges): Likewise.
2122 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2123 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2125 * tree.c (expr_location, expr_has_location, expr_locus,
2126 expr_filename, expr_lineno, get_inner_array_type,
2127 fields_compatible_p): Likewise.
2128 * tree.h (get_inner_array_type, fields_compatible_p,
2129 expr_location, expr_has_location, expr_locus, expr_filename,
2130 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2131 setjmp_call_p, alloca_call_p): Likewise.
2133 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2135 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2136 TV_FLOW_INSENSITIVE.
2138 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2140 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2141 (compute_flow_insensitive_aliasing): Ditto for
2142 TV_FLOW_INSENSITIVE.
2144 2007-07-27 Jan Hubicka <jh@suse.cz>
2146 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2149 * attribs.c: Include hashtab.h
2150 (attribute_hash): New.
2151 (substring): New structure.
2152 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2154 (init_attributes): Initialize attribute hash.
2155 (decl_attributes): Use attribute hash.
2156 * Makefile.in (attribs.c): Depend on hashtab.h.
2158 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2160 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2162 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2164 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2165 __mips_dspr2 and __mips_dsp_rev macros.
2166 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2168 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2170 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2172 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2176 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2177 and the updating of the live and do_not_gen sets.
2178 (df_note_bb_compute): Added updating of live and do_not_gen sets
2179 for regular defs so that the case of clobber inside conditional
2180 call is processed correctly.
2182 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2184 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2185 operands with compatible type.
2187 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2189 * expr.h (store_bit_field): Don't return a value.
2190 * expmed.c (check_predicate_volatile_ok): New function.
2191 (store_bit_field_1): New function, extracted from store_bit_field.
2192 Take a fallback_p argument and return true if the operation succeeded.
2193 Only use store_fixed_bit_field if fallback_p. Don't recompute
2194 mode_for_extraction; use op_mode instead. Try forcing memories
2195 into registers if the insv expander fails.
2196 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2197 Don't return a value.
2198 (convert_extracted_bit_field): New function, extracted from
2200 (extract_bit_field_1): Likewise. Take a fallback_p argument
2201 and return NULL if the operation succeeded. Only use
2202 extract_fixed_bit_field if fallback_p. Only calculate one
2203 extraction mode. Combine code for extv and extzv. Try forcing
2204 memories into registers if the ext(z)v expander fails.
2205 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2207 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2209 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2211 (df_ref): Likewise. Put regno with other integer fields.
2213 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2215 * df.h (df_mw_hardreg): Remove "loc" field.
2216 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2218 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2219 split out from df_set_unused_notes_for_mw. Return false for
2220 partial references. Assert that mw_reg is a REG when returning true.
2221 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2222 (df_whole_mw_reg_dead_p): New function, split out from
2223 df_set_dead_notes_for_mw. Return false for partial references.
2224 Assert that mw_reg is a REG when returning true.
2225 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2226 Remove redundant bitmap check.
2228 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2230 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2231 ($(T)crtend.o): Likwise.
2232 ($(T)crtbeginS.o): Likwise.
2233 ($(T)crtendS.o): Likwise.
2234 ($(T)crtfastmath.o): Likwise.
2236 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2238 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2239 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2240 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2241 and x_n_bbs_in_dom_tree fields.
2243 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2245 PR tree-optimization/32087
2246 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2247 Do not call scale_bbs_frequencies_int with prob of zero.
2249 2007-07-26 Julian Brown <julian@codesourcery.com>
2251 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2252 (neon_element_bits): Add prototypes.
2253 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2254 (neon_const_bounds, neon_element_bits): New functions.
2255 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2256 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2257 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2258 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2259 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2260 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2261 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2262 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2263 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2264 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2265 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2266 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2267 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2269 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2271 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2272 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2274 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2275 Julian Brown <julian@codesourcery.com>
2277 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2278 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2279 * config/arm/cortex-a8.md: New.
2280 * config/arm/cortex-a8-neon.md: New.
2281 * config/arm/neon-schedgen.ml: New.
2282 * config/arm/neon.md (vqh_mnem): New.
2284 (Is_float_mode): New.
2285 (Scalar_mul_8_16): New.
2287 (V_mode_nunits): New.
2288 (All instruction patterns): Annotate with neon_type attribute
2290 * config/arm/arm.md: Include cortex-a8.md.
2291 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2293 Annotate instruction patterns accordingly.
2294 (generic_sched): Do not use generic scheduling for Cortex-A8.
2295 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2297 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2299 * fold-const.c (fold_read_from_constant_string): Use
2301 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2303 2007-07-26 Nick Clifton <nickc@redhat.com>
2305 * tree-ssa-operands.h: Change copyright header to refer to version
2306 3 of the GNU General Public License and to point readers at the
2307 COPYING3 file and the FSF's license web page.
2308 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2309 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2310 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2311 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2312 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2313 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2314 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2315 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2316 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2317 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2318 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2319 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2320 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2321 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2322 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2323 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2324 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2325 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2326 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2327 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2328 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2329 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2330 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2331 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2332 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2333 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2334 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2335 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2336 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2337 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2338 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2339 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2340 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2341 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2342 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2343 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2344 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2345 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2346 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2347 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2348 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2349 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2350 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2351 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2352 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2353 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2354 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2355 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2356 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2357 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2358 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2359 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2360 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2361 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2362 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2363 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2364 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2365 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2366 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2367 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2368 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2369 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2370 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2371 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2372 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2373 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2374 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2375 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2376 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2377 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2378 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2379 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2380 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2381 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2382 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2383 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2384 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2385 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2386 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2387 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2388 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2389 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2390 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2391 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2392 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2393 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2394 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2395 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2396 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2397 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2398 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2399 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2400 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2401 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2402 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2403 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2404 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2405 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2406 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2407 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2408 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2409 convert.c, convert.h, langhooks-def.h, reload1.c,
2410 tree-ssa-operands.c: Likewise.
2412 2007-07-26 Jan Hubicka <jh@suse.cz>
2414 * tree-ssa-live.c: Include debug.h and flags.h.
2415 (mark_scope_block_unused): New function.
2416 (remove_unused_scope_block_p): New function.
2417 (remove_unused_locals): Remove unused blocks too.
2419 2007-07-25 Ian Lance Taylor <iant@google.com>
2421 * combine.c (combine_max_regno): Remove. Remove all uses.
2422 (struct reg_stat_struct): Rename from struct reg_stat.
2423 (reg_stat_type): Define, and declare VECs.
2424 (reg_stat): Change from pointer to VEC. Change all uses.
2425 (combine_split_insns): New static function.
2426 (try_combine, find_split_point): Call it instead of split_insns.
2428 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2430 * cfghooks.c (split_block): Fix the information about loop latch.
2432 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2434 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2436 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2438 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2439 Scan the new edge for loop exit info.
2441 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2443 * config/darwin.c: Include debug.h.
2445 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2448 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2450 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2452 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2453 (HARD_REGNO_MODE_OK): Ditto.
2454 (MODES_TIEABLE_P): Ditto.
2455 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2456 (CLASS_MAX_NREGS): Ditto.
2457 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2458 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2459 (divdf3_internal_thr): Removed.
2460 * config/ia64/div.md: New file.
2461 * config/ia64/constraints.md: Add H constraint.
2463 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2465 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2466 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2467 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2468 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2469 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2470 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2471 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2472 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2473 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2474 dump_sbitmap_file, debug_sbitmap, popcount_table,
2475 sbitmap_popcount): Constify.
2476 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2477 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2478 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2479 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2480 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2481 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2482 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2483 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2484 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2485 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2486 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2488 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2490 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2491 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2492 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2493 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2494 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2495 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2496 bitmap_intersect_p, bitmap_intersect_compl_p,
2497 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2498 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2500 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2501 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2502 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2503 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2504 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2505 debug_bitmap, debug_bitmap_file, bitmap_print,
2506 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2507 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2509 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2511 * config/darwin.c (darwin_override_options): Additional fix for
2512 debug info formats that don't support var tracking.
2514 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * cselib.c (entry_and_rtx_equal_p): Constify.
2517 * gengtype.c (output_mangled_typename, write_types, write_local):
2519 * gengtype.h (const_type_p): New.
2520 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2522 * tlink.c (scan_linker_output): De-constify.
2523 * tree-ssa-loop-im.c (memref_eq): Constify.
2524 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2525 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2527 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2529 * c-common.c (fname_as_string, c_type_hash): Constify.
2530 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2531 * cgraph.c (edge_hash, edge_eq): Likewise.
2532 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2533 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2534 reg_attrs_htab_eq): Likewise.
2535 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2537 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2538 const_decl_t, const_state_t, const_automata_list_el_t): New.
2539 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2540 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2541 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2542 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2543 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2544 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2545 compare_max_occ_cycle_nums, out_state_arcs_num,
2546 compare_transition_els_num, units_cmp, state_reservs_cmp):
2548 * genmodes.c (cmp_modes): Likewise.
2549 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2550 * gimplify.c (compare_case_labels): Likewise.
2551 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2552 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2553 * matrix-reorg.c (mtt_info_hash): Likewise.
2554 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2555 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2556 (htab_hash_bucket, htab_hash_elem): Constify.
2557 * tree-browser.c (TB_parent_eq): Likewise.
2558 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2559 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2560 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2561 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2563 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2564 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2565 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2566 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2567 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2569 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2570 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2571 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2572 * tree-ssa-threadupdate.c (redirection_data_hash,
2573 redirection_data_eq): Likewise.
2574 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2575 * tree-ssa.c (var_ann_eq): Likewise.
2576 * tree-vrp.c (compare_case_labels): Likewise.
2577 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2578 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2579 tree_not_check_failed, tree_class_check_failed,
2580 tree_range_check_failed, tree_not_class_check_failed,
2581 omp_clause_check_failed, omp_clause_range_check_failed,
2582 tree_contains_struct_check_failed, tree_operand_check_failed):
2584 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2585 tree_not_check_failed, tree_class_check_failed,
2586 tree_range_check_failed, tree_not_class_check_failed,
2587 tree_operand_check_failed, omp_clause_operand_check_failed,
2588 tree_operand_length): Likewise.
2589 * var-tracking.c (const_variable): New.
2590 (variable_htab_hash, variable_htab_eq): Constify.
2591 * varasm.c (const_desc_hash): Likewise.
2593 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2595 * expr.c (handled_component_p): Constify.
2596 * fold-const.c (fit_double_type): Likewise.
2597 * real.h (real_value_from_int_cst): Likewise.
2598 * tree-flow-inline.h (gimple_in_ssa_p,
2599 gimple_aliases_computed_p, gimple_addressable_vars,
2600 gimple_call_clobbered_vars, gimple_referenced_vars,
2601 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2602 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2603 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2604 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2605 is_label_stmt, is_global_var, phi_ssa_name_p,
2606 factoring_name_p, is_call_clobbered, tree_common_ann,
2607 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2608 unmodifiable_var_p, array_ref_contains_indirect_ref,
2609 ref_contains_array_ref, lookup_subvars_for_var,
2610 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2611 gimple_mem_ref_stats): Likewise.
2612 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2613 may_aliases, is_exec_stmt, is_label_stmt,
2614 ref_contains_array_ref, array_ref_contains_indirect_ref,
2615 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2616 unmodifiable_var_p): Likewise.
2617 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2618 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2619 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2620 cst_and_fits_in_hwi, real_value_from_int_cst,
2621 build_real_from_int_cst, integer_zerop, integer_onep,
2622 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2623 tree_floor_log2, real_zerop, real_onep, real_twop,
2624 real_minus_onep, really_constant_p, purpose_member, chain_member,
2625 list_length, fields_length, int_size_in_bytes, bit_position,
2626 int_bit_position, byte_position, int_byte_position, expr_align,
2627 array_type_nelts, tree_node_structure,
2628 type_contains_placeholder_1, iterative_hash_pointer,
2629 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2630 tree_map_base_eq, type_hash_list, type_hash_eq,
2631 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2632 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2633 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2634 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2635 int_fits_type_p, get_containing_scope, decl_function_context,
2636 decl_type_context, omp_clause_operand_check_failed,
2637 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2638 * tree.h (omp_clause_operand_check_failed, tree_size,
2639 build_real_from_int_cst, array_type_nelts, purpose_member,
2640 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2641 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2642 is_attribute_p, check_qualified_type, expr_align,
2643 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2644 int_byte_position, list_length, fields_length, initializer_zerop,
2645 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2646 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2647 tree_node_structure, handled_component_p, get_containing_scope,
2648 decl_function_context, decl_type_context, real_zerop,
2649 type_num_arguments, fit_double_type, really_constant_p,
2650 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2651 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2652 real_twop, real_minus_onep, int_cst_value): Likewise.
2654 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 * cfglayout.c (insn_scope, insn_line): Constify.
2657 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2658 const_double_htab_hash, const_double_htab_eq,
2659 mem_attrs_htab_hash): Likewise.
2660 * loop-iv.c (biv_eq): Likewise.
2661 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2662 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2663 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2665 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2666 error_for_asm, warning_for_asm, _fatal_insn,
2667 _fatal_insn_not_found): Likewise.
2668 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2669 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2670 rtl_check_failed_type2, rtl_check_failed_code1,
2671 rtl_check_failed_code2, rtl_check_failed_code_mode,
2672 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2673 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2674 rtl_check_failed_type2, rtl_check_failed_code1,
2675 rtl_check_failed_code2, rtl_check_failed_code_mode,
2676 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2677 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2678 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2679 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2680 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2681 rtx_unstable_p, get_integer_term, get_related_value,
2682 offset_within_block_p, reg_mentioned_p, count_occurrences,
2683 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2684 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2685 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2686 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2687 find_constant_src, find_reg_fusage, find_regno_fusage,
2688 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2689 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2690 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2691 computed_jump_p, auto_inc_p, in_expr_list_p,
2692 remove_node_from_expr_list, loc_mentioned_in_p,
2693 label_is_jump_target_p, reversed_comparison_code_parts,
2694 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2695 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2696 print_inline_rtx): Likewise.
2697 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2698 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2699 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2700 get_integer_term, get_related_value, offset_within_block_p,
2701 count_occurrences, reg_mentioned_p, no_labels_between_p,
2702 reg_used_between_p, reg_referenced_p, single_set_2,
2703 multiple_sets, set_noop_p, refers_to_regno_p,
2704 reg_overlap_mentioned_p, dead_or_set_p,
2705 covers_regno_no_parallel_p, covers_regno_p,
2706 dead_or_set_regno_p, find_reg_note, find_regno_note,
2707 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2708 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2709 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2710 side_effects_p, may_trap_p_1, may_trap_p,
2711 may_trap_after_code_motion_p, may_trap_or_fault_p,
2712 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2713 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2714 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2715 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2716 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2718 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2719 warning_for_asm): Likewise.
2720 * tree.h (print_rtl): Likewise.
2721 * varasm.c (get_pool_mode): Likewise.
2723 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2725 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2726 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2727 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2728 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2729 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2730 * ddg.c (compare_sccs): Likewise.
2731 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2732 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2733 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2734 decimal_do_fix_trunc, decimal_real_to_integer,
2735 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2736 * dse.c (const_group_info_t): New.
2737 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2738 * dwarf2out.c (const_dw_die_ref): New.
2739 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2740 * tree-browser.c (TB_parent_eq): Likewise.
2741 * unwind-dw2-fde.c (__register_frame_info_bases,
2742 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2743 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2745 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2746 * unwind-dw2.c (uw_frame_state_for): Likewise.
2747 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2748 * value-prof.h (const_histogram_value): New.
2750 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2752 * config/mips/mips.c (machine_function): Add
2753 initialized_mips16_gp_pseudo_p.
2754 (mips16_gp_pseudo_reg): Do not emit the initialization of
2755 mips16_gp_pseudo_rtx when being called from the gimple cost-
2756 calculation routines; emit it on the first use outside those
2759 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2761 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2764 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2765 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2766 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2767 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2768 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2769 Preserve const-ness of parameters through use of __typeof(),
2770 also constify and tidy.
2772 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2773 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2774 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2775 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2776 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2777 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2778 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2779 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2780 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2782 2007-07-25 Julian Brown <julian@codesourcery.com>
2783 Mark Shinwell <shinwell@codesourcery.com>
2785 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2786 (alpha_mangle_type): This.
2787 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2788 (TARGET_MANGLE_TYPE): Define this instead.
2789 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2790 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2791 (arm_init_neon_builtins): Fix comment.
2792 (arm_mangle_map_entry): New.
2793 (arm_mangle_map): New.
2794 (arm_mangle_type): New.
2795 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2796 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2797 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2798 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2799 (TARGET_MANGLE_TYPE): Define this instead.
2800 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2801 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2802 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2803 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2804 (TARGET_MANGLE_TYPE): Define this instead.
2805 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2807 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2808 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2809 (TARGET_MANGLE_TYPE): Define this instead.
2810 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2811 (s390_mangle_type): This.
2812 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2813 (TARGET_MANGLE_TYPE): Define this instead.
2814 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2815 (sparc_mangle_type): This.
2816 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2817 (TARGET_MANGLE_TYPE): Define this instead.
2818 * cp/mangle.c (write_type): Call mangle_type target hook on all
2819 types before mangling. Use original type, not main variant, as
2821 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2822 (TARGET_MANGLE_TYPE): This.
2823 * target.h (gcc_target): Rename mangle_fundamental_type to
2825 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2826 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2828 2007-07-25 Julian Brown <julian@codesourcery.com>
2829 Paul Brook <paul@codesourcery.com>
2830 Joseph Myers <joseph@codesourcery.com>
2831 Mark Shinwell <shinwell@codesourcery.com>
2833 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2834 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2835 (with_fpu): Allow --with-fpu=neon.
2836 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2837 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2838 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2839 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2840 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2841 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2842 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2843 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2844 (output_move_neon): Add prototypes.
2845 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2846 (all_fpus): Add FPUTYPE_NEON.
2847 (fp_model_for_fpu): Add NEON field.
2848 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2849 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2851 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2853 (thumb2_legitimate_address_p): Likewise.
2854 (neon_valid_immediate): Recognize and prepare constants suitable for
2856 (neon_immediate_valid_for_move): New function. Recognize and prepare
2857 immediates for NEON move instructions.
2858 (neon_immediate_valid_for_logic): New function. Recognize and
2859 prepare immediates for NEON logic instructions.
2860 (neon_output_logic_immediate): New function. Create asm string
2861 suitable for outputting immediate logic instructions.
2862 (neon_pairwise_reduce): New function. Implement reduction using
2863 pairwise operations.
2864 (neon_expand_vector_init): New function. Expand a (possibly
2865 non-constant) vector initialization.
2866 (neon_vector_mem_operand): New function. Memory operands supported
2867 for quad-word loads/stores to/from ARM or NEON registers. Don't
2868 allow base+offset addressing for core regs.
2869 (neon_struct_mem_operand): New function. Valid mems for NEON
2871 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2872 from neon_vector_mem_operand addresses without a secondary register.
2873 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2874 (add_minipool_backward_ref): Likewise.
2875 (dump_minipool): Likewise.
2876 (push_minipool_fix): Likewise.
2877 (output_move_quad): New function. Output quad-word moves, loads and
2878 stores using ARM registers.
2879 (output_move_vfp): Add support for vectors in VFP (NEON) D
2881 (output_move_neon): Output a NEON load/store to/from a quadword
2883 (arm_print_operand): Implement new codes:
2884 - 'c' for unadorned integers (without a # sign).
2885 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2887 - 'e', 'f' for the low and high D parts of a NEON Q register.
2888 - 'q' outputs a NEON Q register.
2889 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2890 - 'T' prints NEON opcode features from a coded bitmask.
2891 - 'F' is similar to T, but signed/unsigned codes both print as
2893 - 't' is similar to T, but 'u' is printed instead of 'p'.
2894 - 'O' prints 'r' if NEON instruction should perform rounding (as
2895 specified by bitmask), else prints nothing.
2896 - '#' is a punctuation character to stop operand numbers from
2897 running together with following digits in the assembler
2898 strings for instructions (when using mode attributes).
2899 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2900 constant vectors in big-endian mode, where necessary.
2901 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2902 Handle EI, OI, CI, XI modes.
2903 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2904 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2905 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2906 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2907 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2909 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2910 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2911 to turn v8qi, etc. into bits defined above.
2912 (neon_itype): New enumeration. Classifications of NEON builtins.
2913 (neon_builtin_datum): Define struct. Contains information about
2914 a single builtin (with multiple modes).
2915 (CF): Define helper macro for...
2916 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2918 (neon_builtin_data): New array. Define information about builtins
2919 for use during initialization/expansion.
2920 (arm_init_neon_builtins): New function.
2921 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2923 (neon_builtin_compare): New function.
2924 (locate_neon_builtin_icode): New function. Find an insn code for a
2925 builtin given a function code for that builtin. Also return type of
2926 builtin (NEON_BINOP, NEON_UNOP etc.).
2927 (builtin_arg): New enumeration. Types of arguments for builtins.
2928 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2929 Takes a variable argument list of builtin_arg types, terminated by
2931 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2932 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2933 (neon_emit_pair_result_insn): New function. Support returning pairs
2934 of vectors via a pointer.
2935 (neon_disambiguate_copy): New function. Set up operands for a
2936 multi-word copy such that registers do not get clobbered.
2937 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2938 ARM_BUILTIN_NEON_BASE.
2939 (arm_file_start): Set float-abi attribute for NEON.
2940 (arm_vector_mode_supported_p): Enable NEON vector modes.
2941 (arm_mangle_map_entry): New.
2942 (arm_mangle_map): New.
2943 (arm_mangle_vector_type): New.
2944 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2946 (TARGET_NEON): New macro. Target supports NEON.
2947 (fputype): Add FPUTYPE_NEON.
2948 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2949 for vectorization based on command-line arg.
2950 (NEON_REGNO_OK_FOR_NREGS): Define.
2951 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2952 (VALID_NEON_STRUCT_MODE): Define.
2953 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2954 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2955 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2956 (consttable_16): Add pattern for outputting 16-byte minipool
2958 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2960 (vec-common.md, neon.md): Include md files.
2961 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2962 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2963 (memory_constraint "Ut", "Un", "Us"): Define.
2964 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2965 (MMX_char): New mode attribute.
2966 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2967 (*add<mode>3_iwmmxt): New insn pattern.
2968 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2969 (*sub<mode>3_iwmmxt): New insn pattern.
2970 (mulv4hi3): Rename to...
2971 (*mulv4hi3_iwmmxt): This.
2972 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2973 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2974 (uminv4hi3, uminv2si3): Remove. Replace with...
2975 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2976 (*umin<mode>3_iwmmxt): These.
2977 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2978 (ashr<mode>3_iwmmxt): This new pattern.
2979 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2980 (lshr<mode>3_iwmmxt): This new pattern.
2981 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2982 (ashl<mode>3_iwmmxt): This new pattern.
2983 * config/arm/neon-docgen.ml: New file. Generate documentation for
2985 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2986 * config/arm/arm_neon.h: New (autogenerated).
2987 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2989 * config/arm/neon.md: New file. Define NEON instructions.
2990 * config/arm/neon.ml: New file. Abstract description of NEON
2991 instructions, used to generate arm_neon.h header, documentation and
2993 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2994 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2996 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2998 (ARM NEON Intrinsics): New subsection.
2999 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3001 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3003 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3006 2007-07-24 Jan Hubicka <jh@suse.cz>
3008 * regclass.c (move_table): New type.
3009 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3010 (init_move_cost): Break out from ...
3011 (init_reg_sets_1): ... here; simplify computation of
3012 have_regs-of_mode and contains_reg_of_mode.
3013 (record_reg_classes): Unswitch internal loops.
3014 (copy_cost): Trigger lazy initialization of move cost
3015 (record_address_regs): Likewise.
3017 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3019 * config/darwin.c (darwin_override_options): Don't force on
3020 flag_var_tracking_uninit when no debug info is requested.
3022 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3024 * cfgloop.c (init_loops_structure): New function.
3025 (flow_loops_find): Create root of the loop tree unconditionally.
3027 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3029 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3031 2007-07-24 Jan Hubicka <jh@suse.cz>
3033 * caller-save.c: Include ggc.h, gt-caller-save.h
3034 (reg_save_code, reg_restore_code): Rename to ...
3035 (cached_reg_save_code, cached_reg_restore_code): ... those.
3036 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3037 (reg_save_code, reg_restore_code): New functions.
3038 (init_caller_save): Do not intialize
3039 reg_save_code/reg_restore_code tables.
3040 * Makefile.in: (gt-caller-save.h): New.
3042 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3044 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3045 with the mode of the original operand instead of
3048 2007-07-23 Jan Hubicka <jH@suse.cz>
3050 * i386.c (ix86_secondary_memory_needed): Break out to...
3051 (inline_secondary_memory_needed): ... here.
3052 (ix86_memory_move_cost): Break out to ...
3053 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3054 maximum of input and output; fix handling of Q_REGS on 64bit.
3055 (ix86_secondary_memory_needed): Microoptimize.
3057 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3059 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3060 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3061 stmts_from_loop, known_dependences_p, build_rdg): New.
3062 * tree-data-ref.h: Depends on graphds.h.
3063 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3064 (build_rdg): Declared.
3065 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3067 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3069 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3072 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3073 Jakub Jelinek <jakub@redhat.com>
3075 PR middle-end/PR28690
3076 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3077 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3078 and MEM_POINTER operands over REG and MEM operands.
3079 (swap_commutative_operands_p): Change return value to bool.
3080 * rtl.h: Update the corresponding prototype.
3081 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3082 instead of gen_rtx_PLUS.
3083 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3084 value to bool. Change function arguments to rtx's and update code
3086 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3087 calls to match the new declaration.
3088 * simplify-rtx.c (simplify_associative_operation): Don't
3089 reorder simplify_binary_operation arguments.
3091 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3093 * config/mips/mips.c (override_options): Use mips_costs to derive
3094 the default branch cost.
3095 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3097 * config/mips/mips.opt (mbranch-cost=): New option.
3098 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3100 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3102 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3103 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3104 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3105 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3107 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3109 * config/mips/constraints.md (ks): New constraint.
3110 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3111 (*add<mode>3_mips16): ...here.
3113 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3115 * optabs.h (enum optab_index): Add new OTI_signbit.
3116 (signbit_optab): Define corresponding macro.
3117 (enum insn_code signbit_optab[]): Remove array.
3118 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3119 (expand_copysign_absneg): If back end provides signbit insn, use it
3120 instead of bit operations on floating point argument.
3121 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3122 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3123 availability of signbit insn.
3125 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3126 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3127 SSE mode is not active.
3128 (isinf<mode>2): Disable for mfpmath=sse,387.
3130 2007-07-22 Ben Elliston <bje@au.ibm.com>
3132 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3134 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3136 2007-07-20 Richard Guenther <rguenther@suse.de>
3138 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3139 integral typed condition.
3140 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3141 booleanness. Only preserve conversions from a non-base
3142 type to a base type, not in general between types with
3143 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3144 * tree.def (COND_EXPR): Document that the condition
3145 can be of any integral type.
3147 2007-07-20 Nigel Stephens <nigel@mips.com>
3148 Richard Sandiford <richard@codesourcery.com>
3150 * config/mips/mips.h (mips_dwarf_regno): Declare.
3151 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3152 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3153 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3154 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3155 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3156 (REG_CLASS_NAMES): Update accordingly.
3157 * config/mips/mips.c (mips_dwarf_regno): New array.
3158 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3159 (mips_subword): Remove special handling for accumulator registers.
3160 (override_options): Initiailize mips_dwarf_regno. Remove use
3162 (mips_swap_registers): New function.
3163 (mips_conditional_register_usage): Swap accumulator registers
3164 around if TARGET_LITTLE_ENDIAN.
3165 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3166 * config/mips/constraints.md (h, l): Use the endianness to choose
3167 between MD0_REG and MD1_REG.
3168 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3169 alternative-dependent template.
3171 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3173 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3176 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3178 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3179 predecessor fallthru flags.
3181 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3183 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3184 of compare to the same type.
3185 * cfgloopmanip.c (add_loop): Update information about loop exits.
3186 (loop_version): Remove the innermost loop requirement.
3187 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3188 to sizetype for pointers.
3190 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3192 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3193 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3194 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3196 * config/dfp-bit.c: Empty for TFmode conversions.
3198 2007-07-18 Caroline Tice <ctice@apple.com>
3200 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3201 and handle them correctly; check that src is not NULL before
3203 (find_src_set_src): Likewise.
3205 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3207 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3208 (struct alignment_context, init_alignment_context): New.
3209 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3210 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3211 (XCHAL_HAVE_S32C1I): Likewise.
3212 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3213 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3214 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3215 (ATOMIC, HQI): New macros.
3216 (memory_barrier, *memory_barrier): New.
3217 (sync_lock_releasesi): New.
3218 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3219 (sync_lock_test_and_set<mode>): New.
3220 (sync_<atomic><mode>): New.
3221 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3222 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3223 (xtensa_expand_atomic): New.
3225 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3229 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3230 transformation for builtin ISNORMAL.
3231 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3232 * builtins.def (BUILT_IN_ISNORMAL): New.
3233 * doc/extend.texi: Document isnormal.
3235 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3240 optabs infrastructure. Provide generic implementation for
3242 (expand_builtin): Handle FINITE/ISFINITE.
3243 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3244 (fold_builtin_1): Likewise.
3246 * builtins.def (BUILT_IN_ISFINITE): New.
3248 * doc/extend.texi: Document isfinite.
3250 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3256 generic fallback for isinf.
3257 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3258 calculation code ...
3259 * real.c (get_max_float): ... to here.
3260 * real.h (get_max_float): New.
3262 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3266 * builtin-attrs.def (ATTR_TYPEGENERIC,
3267 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3269 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3270 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3271 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3272 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3274 * c-common.c (handle_type_generic_attribute): New.
3275 (c_common_attribute_table): Add "type generic".
3277 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3279 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3281 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3282 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3285 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3288 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3289 checking that the operand is an expression.
3291 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3292 Danny Smith <dannysmith@users.sourceforge.net>
3295 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3296 file mapping object in local namespace if Windows version later
3299 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3301 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3302 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3303 arm_cannot_force_const_mem.
3304 (arm_cannot_force_const_mem): New function.
3305 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3306 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3307 of arm_tls_referenced_p.
3308 * config/arm/arm.md (movsi): Split out-of-section constants when
3309 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3310 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3312 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3314 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3316 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3318 * config/mips/mips.md (*extendqihi2): Convert the destination
3321 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3323 * config/pa/fptr.c: Update license header.
3324 * config/pa/milli64.S: Likewise.
3326 2007-07-17 Nick Clifton <nickc@redhat.com>
3328 * COPYING_v3: New file. Contains version 3 of the GNU General
3330 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3331 Lesser General Public License.
3332 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3333 the GNU General Public License.
3335 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3337 PR rtl-optimization/32773
3338 * cfglayout.c (force_one_exit_fallthru): New function.
3339 (cfg_layout_finalize): Use it.
3341 2007-07-16 Richard Guenther <rguenther@suse.de>
3342 Uros Bizjak <ubizjak@gmail.com>
3344 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3345 before forcing it to gimple operand.
3347 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3348 David Ung <davidu@mips.com>
3350 * config/mips/mips.h (TUNE_24K): Define.
3351 (TUNE_MACC_CHAINS): Add TUNE_24K.
3352 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3354 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3355 (r74k_int_madd): .. this new reservation.
3356 (define_bypass): Fixed bypasses for r74k_int_madd to use
3358 * config/mips/24k.md (define_bypass): Define new
3359 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3361 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3362 Nigel Stephens <nigel@mips.com>
3364 * config/mips/mips.md: Include 20kc.md.
3365 * config/mips/20kc.md: New file.
3366 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3367 (mips_adjust_cost): Tweak for 20Kc.
3368 (mips_issue_rate): Likewise.
3369 * config/mips/mips.h (TUNE_20KC): Define.
3371 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3373 * config/rs6000/rs6000.c (struct processor_cost): Add
3374 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3376 (*_cost): Add cache information.
3377 (rs6000_override_options): Set cache parameters.
3379 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3382 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3383 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3385 2007-07-16 Paul Brook <paul@codesourcery.com>
3388 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3389 (cirrus_thumb2_movsi_insn): Ditto.
3391 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3393 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3396 2007-07-15 Andrew Haley <aph@redhat.com>
3398 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3399 before looking in the context.
3401 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3405 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3406 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3407 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3408 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3409 to generate .CALLINFO statement.
3410 (hppa_expand_prologue): Set rp_saved.
3411 (hppa_expand_epilogue): Use rp_saved.
3412 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3413 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3415 2007-07-14 Dirk Mueller <dmueller@suse.de>
3417 * omega.c (coalesce): Fix memory leak on early exit.
3418 * matrix-reorg.c (check_allocation_function): Likewise.
3419 * tree-vect-transform.c (vect_get_new_vect_var): free result
3421 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3422 pass pointer to edge vector
3423 (partition_hot_cold_basic_blocks): Fix memory leak.
3424 * collect2.c (prefix_from_string): Free temporary storage.
3425 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3427 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3429 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3430 (DO_GLOBAL_DTORS_BODY): Likewise.
3432 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3433 Nigel Stephens <nigel@mips.com>
3435 * config/mips/mips.c (mips_classify_symbol): Don't return
3436 SYMBOL_SMALL_DATA for constant pool addresses if
3437 TARGET_EMBEDDED_DATA is true.
3439 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3442 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3443 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3444 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3445 __builtin_ia32_storehps, __builtin_ia32_storelps,
3446 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3447 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3448 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3449 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3450 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3451 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3452 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3453 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3454 using def_builtin_const.
3456 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3458 PR tree-optimization/32705
3459 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3460 (simplify_binary_expression): Use SSA_VAL consistently.
3462 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3464 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3465 (SPEFSCR_REGNO): Delete definition.
3466 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3467 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3468 * config/rs6000/rs6000.h: Do not define *_REGNO.
3469 LINK_REGISTER_REGNUM -> LR_REGNO.
3470 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3471 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3472 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3473 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3474 R_VRSAVE, R_VSCR. Use them.
3475 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3476 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3477 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3478 * config/rs6000/aix.h: Define R_LR. Use it.
3480 2007-07-13 Caroline Tice <ctice@apple.com>
3482 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3483 flag_var_tracking is explicitly turned off (i.e. when variable
3484 tracking is not feasible); otherwise, turn flag_var_tracking on when
3485 flag_var_tracking_uninit is on.
3486 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3487 note definitions, to allow recording of initialization status in the
3489 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3490 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3491 determine if two note locations are equal.
3492 (output_loc_list): Don't output list entries whose start & end labels
3494 (reg_loc_descriptor): Add parameter for initialization status; pass it
3495 to other loc descriptor functions.
3496 (one_reg_loc_descriptor): Add parameter for initialization status;
3497 check its value and add DW_OP_GNU_uninit to returned loc descr if
3499 (multiple_reg_loc_descriptor): Add parameter for initialization
3501 pass init status argument to other loc descriptor functions; check
3502 value of intialization parameter and add DW_OP_GNU_uninit to returned
3503 loc descr if appropriate.
3504 (based_loc_descr): Add parameter for initialization status; add new
3505 variable for return value; check value of initialization parameter and
3506 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3507 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3508 pass init status argument to other loc descriptor functions; check
3509 value of intialization parameter and add DW_OP_GNU_uninit to returned
3510 loc descr if appropriate.
3511 (mem_loc_descriptor): Likewise.
3512 (concat_loc_descriptor): Likewise.
3513 (concatn_loc_descriptor): Likewise.
3514 (loc_descriptor): Add parameter for initialization status; pass it as
3515 argument to other loc descriptor function calls.
3516 (loc_descriptor_from_tree_1): Add appropriate initialization status
3517 to loc descriptor function calls.
3518 (add_location_or_const_value_attribute): Get initialization status
3519 from VAR_LOCATION note; add initialization status to loc descriptor
3521 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3522 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3523 status is uninitialized, add "[uninint]" to output.
3524 * common.opt (fvar-tracking-uninit): New option, similar to
3525 fvar-tracking, to turn on tracking of uninitialized variables; creates
3526 a new global flag, flag_var_tracking_uninit.
3527 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3528 (enum var_init_status): New type, for var initialization status field.
3529 * var-tracking.c (struct location_chain_def): Two new fields, init,
3530 for initialization status, and set_src for the assignment value expr.
3531 (unshare_variable): New parameter for initialization status;
3532 initialize new init and set_src fields.
3533 (var_reg_set): New parameters for initialization status and value;
3534 pass them to set_variable_part.
3535 (var_mem_set): Likewise.
3536 (get_init_value): New function.
3537 (var_reg_delete_and_set): New initialization status & value
3538 parameters; add call to get_init_value if status is unknown; pass new
3539 parameters to clobber_variable_part and var_reg_set.
3540 (var_mem_delete_and_set): Likewise.
3541 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3542 (var_mem_delete): Likewise.
3543 (variable_union): Pass status to unshare_variable; initialize new init
3544 and set_src fields. If flag_var_tracking_uninit is not set, force
3545 status to initialized.
3546 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3547 used later to get the set_src value.
3548 (find_src_status): New function.
3549 (find_src_set_src): New function.
3550 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3551 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3552 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3553 and var_mem_delete_and_set.
3554 (dump_variable): Print out "[uninit]" if appropriate.
3555 (set_variable_part): Add new initialization and set_src parameters;
3556 pass status to unshare_variable; set node->init and node- >set_src
3557 fields and modify slot in hash table appropriately; save the init and
3558 set_src values if appropriate and assign to the new node.
3559 (clobber_variable_part): New set_src parameter; if two nodes have
3560 same variable and same location but different set_src (assignment)
3561 values, clobber old node.
3562 (delete_variable_part): Pass init status to unshare_variable.
3563 (emit_note_insn_var_location): Add initialized var; assign var's init
3564 status to new 'initialized'; pass new init status field to calls to
3565 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3566 status to initialized.
3567 (emit_notes_in_bb): Pass initialization status to calls to
3568 var_reg_set, var_mem_set, var_reg_delete_and_set and
3569 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3570 var_reg_delete_and_set and var_mem_delete_and_set; call
3571 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3572 make up for change in add_stores.
3573 (vt_add_function_parameters): Add status to calls to
3575 * config/darwin.c (darwin_override_options): Turn on uninitialized
3576 tracking automatically, if var_tracking is on and the system is
3579 2007-07-13 Sa Liu <saliu@de.ibm.com>
3581 * config.gcc: Add options for arch and tune on SPU.
3582 * config/spu/predicates.md: Add constant operands 0 and 1.
3583 * config/spu/spu-builtins.def: Add builtins for double precision
3584 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3585 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3587 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3589 * config/spu/spu-protos.h: Add new function prototypes.
3590 * config/spu/spu.c (spu_override_options): Check options -march and
3592 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3593 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3595 (spu_const_from_int): New. Create a vector constant from 4 ints.
3596 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3597 (spu_emit_vector_compare): New. Emit vector compare.
3598 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3599 * config/spu/spu.h: Add options -march and -mtune. Define processor
3600 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3601 CANONICALIZE_COMPARISON.
3602 * config/spu/spu.md: Add new insns for double precision compare
3603 and double precision vector compare. Add vcond and smax/smin patterns
3604 to enable DFmode vector conditional expression.
3605 * config/spu/spu.opt: Add options -march and -mtune.
3606 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3607 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3608 both CELL and CELLEDP targets: spu_testsv.
3609 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3612 2007-07-13 Richard Guenther <rguenther@suse.de>
3614 PR tree-optimization/32721
3615 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3616 TREE_THIS_VOLATILE on the folded reference.
3617 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3618 if the array reference has TREE_THIS_VOLATILE set.
3620 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3623 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3625 2007-07-13 Andreas Schwab <schwab@suse.de>
3627 * gengtype-lex.l: Allow declarations to be indented.
3629 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3631 * ginclude/tgmath.h: New.
3632 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3633 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3634 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3635 * configure: Regenerate.
3637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3639 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3640 correct index when setting register save state for xd
3643 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3645 * config/sh/sh.c (mark_use): Remove.
3647 2007-07-12 Paul Brook <paul@codesourcery.com>
3649 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3650 reg does not overlap return value.
3652 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3654 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3655 (set_expression_vuses): Ditto.
3656 (init_pre): Initialize expression_vuses.
3658 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3660 * config/i386/sse.md (storentdf, storentsf): New.
3662 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3664 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3666 * tree.c (build_decl_stat): Move code from here...
3667 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3668 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3669 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3670 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3671 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3674 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3675 Devang Patel <dpatel@apple.com>
3677 PR tree-optimization/25413
3678 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3679 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3680 * tree.h (contains_packed_reference): New.
3681 * expr.c (contains_packed_reference): New.
3682 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3683 (vect_enhance_data_refs_alignment): Call
3684 vector_alignment_reachable_p.
3685 * target.h (vector_alignment_reachable): New builtin.
3686 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3687 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3688 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3690 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3692 * target.h (builtin_vectorization_cost): Add new target builtin.
3693 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3694 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3695 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3696 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3697 uninitialized variables.
3698 * tree-vect-transform.c (cost_for_stmt): New function.
3699 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3700 using cost 1 for all scalar stmts. Be less conservative when
3701 estimating the number of prologue/epulogue iterations. Call
3702 targetm.vectorize.builtin_vectorization_cost. Return
3703 min_profitable_iters-1.
3704 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3705 initialization cost instead of TARG_VEC_STMT_COST. Use
3706 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3707 epilogue code. Fix epilogue cost computation.
3708 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3709 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3710 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3711 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3712 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3713 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3715 2007-07-12 Richard Guenther <rguenther@suse.de>
3717 * gimplify.c (gimplify_conversion): Make sure that the result
3718 from maybe_fold_offset_to_reference is trivially convertible
3719 to the desired type before doing the simplification.
3720 (gimplify_expr): Likewise.
3721 * fold-const.c (fold_binary): Use the correct types for
3722 building the simplified expression.
3724 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3726 PR rtl-optimization/32729
3727 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3728 that fallthru to exit.
3730 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3732 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3733 (symDTPOFF2reg): Likewise.
3735 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3737 PR tree-optimization/32663
3739 * tree.h (VALUE_HANDLE_VUSES): Remove.
3740 (struct tree_value_handle): Remove vuses.
3742 * tree-vn.c (create_value_handle_for_expr): Don't set
3745 * tree-ssa-pre.c (expression_vuses): New.
3746 (alloc_expression_id): Set up expression_vuses.
3747 (get_expression_vuses): New.
3748 (set_expression_vuses): Ditto.
3749 (clear_expression_ids): Modify for expression_vuses.
3750 (phi_translate_1): Ditto.
3751 (phi_translate_set): Ditto.
3752 (value_dies_in_block_x): Ditto
3753 (valid_in_sets): Ditto.
3754 (add_to_sets): Ditto.
3755 (find_existing_value_expr): Ditto.
3756 (create_value_handle_for_expr): Ditto.
3757 (make_values_for_stmt): Ditto.
3758 (vuse_equiv): Remove.
3760 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3762 * Makefile.in (mostlyclean): Remove object files.
3764 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3766 * toplev.c (no_new_pseudos): Deleted.
3767 * rtl.h (no_new_pseudos): Deleted.
3768 * tree-pass.h (pass_no_new_pseudos): Deleted.
3769 * passes.c (pass_no_new_pseudos): Deleted.
3770 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3771 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3772 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3774 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3775 * rtlhooks.c (gen_lowpart_general): Ditto.
3776 * optabs.c (prepare_operand): Ditto.
3777 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3779 * modulo-sched.c (rest_of_handle_sms): Ditto.
3780 * see.c (rest_of_handle_see): Ditto.
3781 * ifcvt.c (if_convert): Ditto.
3782 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3784 * init-regs.c (gate_initialize_regs): Deleted set of
3786 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3787 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3788 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3790 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3794 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3795 (*vec_extractv2di_1_rex64): New insn pattern.
3797 2007-07-11 David Daney <ddaney@avtrex.com>
3799 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3800 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3801 for SIGNAL_UNWIND_RETURN_COLUMN.
3802 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3803 (DWARF_FRAME_REGNUM): Rewrite.
3804 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3806 2007-07-11 Nick Clifton <nickc@redhat.com>
3808 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3809 delta and use gen_int_mode in place of GET_INT instead.
3811 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3813 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3816 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3818 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3819 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3821 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3822 (USE_CANONICAL_TYPES): New.
3823 * doc/invoke.texi (verify-canonical-types): Remove.
3824 (use-canonical-types): Add.
3826 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3828 * config/spu/spu.c (spu_optimization_options): Remove setting of
3829 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3830 (spu_override_options): Move it here.
3832 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3835 * config/mips/mips.c (mips_cpu_info_table): Mention
3836 MIPS_ISA_LEVEL_SPEC in the comment.
3838 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3840 PR tree-optimization/32713
3841 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3843 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3846 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3847 conditional to flag_isoc99.
3848 (c_common_init_options): Do it here, unconditionally.
3850 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3852 PR tree-optimization/32589
3853 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3854 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3855 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3856 predicate, extracted from...
3857 (set_rhs): ...here. Call it for the expression on entry.
3858 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3859 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3860 (simplify_binary_expression): Use valid_gimple_expression_p
3861 to validate the simplification.
3862 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3864 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3866 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3867 DWARF2_DEBUG on 32 bit target too.
3868 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3870 2007-07-11 Nick Clifton <nickc@redhat.com>
3872 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3873 version for 64-bit hosts.
3875 2007-07-10 David Daney <ddaney@avtrex.com>
3877 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3879 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3881 * config/mips/mips.c (mips_expand_synci_loop): New function.
3882 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3883 (UNSPEC_RDHWR): Same.
3884 (UNSPEC_SYNCI): Same.
3885 (UNSPEC_SYNC): Same.
3886 (clear_cache): New expand.
3890 (clear_hazard): Same.
3891 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3893 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3894 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3896 2007-07-10 Ian Lance Taylor <iant@google.com>
3898 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3901 2007-07-10 David Daney <ddaney@avtrex.com>
3903 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3904 * builtins.c (expand_builtin___clear_cache): New function.
3905 (expand_builtin): Call expand_builtin___clear_cache for
3906 BUILT_IN_CLEAR_CACHE case.
3907 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3908 * doc/md.texi (clear_cache): Document new instruction pattern.
3909 * testsuite/gcc.dg/builtins-64.c: New test.
3911 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3913 * config/cris/cris.md ("movsi"): Fix typo in last change.
3915 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3918 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3920 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3921 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3922 for FUNCTION_DECLs. Don't use align_functions_log if
3924 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3925 even for FUNCTION_DECLs.
3926 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3928 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3929 (DECL_FUNCTION_CODE): Update for new location and name of
3931 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3932 (struct tree_decl_common): Move 'align' and 'off_align' out
3933 of union, ensure they're still on a 32-bit boundary. Remove
3934 other fields in union 'u1'.
3935 (struct tree_function_decl): Add field 'function_code' replacing
3936 'u1.f' in tree_decl_common.
3937 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3938 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3939 (Variable Attributes): Cross-reference 'aligned' attribute
3940 to Function Attributes.
3941 * flags.h (force_align_functions_log): Delete.
3942 * toplev.c (force_align_functions_log): Delete.
3944 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3948 (*vec_concatv2di_rex): New insn pattern.
3950 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3953 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3955 2007-07-10 Ian Lance Taylor <iant@google.com>
3957 Replace no_new_pseudos in backends.
3958 * rtl.h (can_create_pseudo_p): Define.
3959 * config/darwin.c (machopic_indirect_data_reference): Use
3960 can_create_pseudo_p () instead of no_new_pseudos.
3961 (machopic_indirect_data_reference): Likewise.
3962 (machopic_legitimize_pic_address): Likewise.
3963 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3964 (alpha_emit_set_const_1): Likewise.
3965 (alpha_emit_set_const): Likewise.
3966 (alpha_emit_conditional_move): Likewise.
3967 (alpha_split_conditional_move): Likewise.
3968 * config/alpha/alpha.md (various splitters): Likewise.
3970 * config/arm/arm.c (legitimize_pic_address): Likewise.
3971 (arm_load_pic_register): Likewise.
3972 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3973 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3974 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3975 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3976 * config/cris/cris.md (movsi): Likewise.
3977 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3978 (symGOTOFF2reg_hilo): Likewise.
3979 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3980 * config/h8300/h8300.md (insv, extzv): Likewise.
3981 * config/i386/i386.c (ix86_expand_move): Likewise.
3982 (ix86_expand_vector_move): Likewise.
3983 (ix86_prepare_fp_compare_args): Likewise.
3984 (ix86_expand_carry_flag_compare): Likewise.
3985 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3986 (tls_dynamic_gnu2_combine_32): Likewise.
3987 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3988 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3989 (ia64_expand_movxf_movrf): Likewise.
3990 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3991 (m32c_split_move): Likewise.
3992 (m32c_expand_insv): Likewise.
3993 * config/m68k/m68k.md (movsi): Likewise.
3994 * config/mips/mips.c (mips_force_temporary): Likewise.
3995 (mips_split_symbol): Likewise.
3996 (mips_move_integer): Likewise.
3997 (mips_legitimize_const_move): Likewise.
3998 * config/mn10300/mn10300.md (movsi): Likewise.
3999 * config/pa/pa.c (emit_move_sequence): Likewise.
4000 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4001 (rs6000_got_register): Likewise.
4002 (create_TOC_reference): Likewise.
4003 (rs6000_machopic_legitimize_pic_address): Likewise.
4004 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4005 (various splitters): Likewise.
4006 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4007 (movsi_got): Likewise.
4008 * config/s390/s390.c (emit_symbolic_move): Likewise.
4009 * config/s390/s390.md (movhi, movqi): Likewise.
4010 (load_multiple, store_multiple): Likewise.
4011 * config/score/score.c (score_force_temporary): Likewise.
4012 * config/sh/sh.c (prepare_move_operands): Likewise.
4013 (prepare_cbranch_operands): Likewise.
4014 (emit_fpu_switch): Likewise.
4015 (fpscr_set_from_mem): Likewise.
4016 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4017 (adddi3, subsi3): Likewise.
4018 (various splitters): Likewise.
4019 (divsi_inv_fp_combine): Likewise.
4020 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4021 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4023 * config/sh/predicates.md (xor_operand): Likewise.
4024 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4025 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4026 (movdi_pic_label_ref): Likewise.
4027 * config/spu/spu.c (spu_split_immediate): Likewise.
4028 * config/alpha/alpha.md (various splitters): Remove test
4029 !no_new_pseudos || reload_completed.
4030 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4032 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4033 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4034 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4035 * config/score/score.c (th_output_mi_thunk): Likewise.
4036 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4039 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4041 PR rtl-optimization/32664
4042 * mode-switching.c (create_pre_exit): Skip barrier insns.
4044 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4046 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4047 force_gimple_operand_bsi.
4048 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4049 rewrite_use_compare): Ditto.
4050 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4052 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4053 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4054 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4055 * tree-profile.c (prepare_instrumented_value,
4056 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4057 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4058 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4059 tree_gen_ior_profiler): Ditto.
4060 * tree-ssa-reassoc.c (negate_value): Ditto.
4061 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4062 Use force_gimple_operand_bsi.
4063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4064 * tree-if-conv.c (add_to_dst_predicate_list,
4065 find_phi_replacement_condition): Ditto.
4066 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4067 Call mark_symbols_for_renaming for new statements.
4068 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4070 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4072 * cfghooks.c (remove_edge): New function.
4073 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4075 * cfghooks.h (remove_edge): Declare.
4076 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4077 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4079 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4081 * optabs.h: Added declaration for signbit_optab.
4082 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4083 * genoptinit.c (optabs): Added entry for signbit insns.
4084 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4086 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4087 * config/s390/s390.md (signbit<mode>2): New expander.
4089 2007-07-09 Richard Guenther <rguenther@suse.de>
4092 * fold-const.c (fold_plusminus_mult_expr): Move constant
4093 arguments second to allow decomposing.
4095 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4098 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4101 Disregard DECL_FROM_INLINE.
4103 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4106 * doc/invoke.texi: Add ftree-reassoc flag.
4107 * common.opt (ftree-reassoc): New flag.
4108 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4109 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4111 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4113 PR tree-optimization/32681
4114 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4115 saved in second_edge->aux when first_bb is a loop header.
4117 2007-07-09 Jan HUbicka <jh@suse.cz>
4119 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4121 2007-07-09 Richard Guenther <rguenther@suse.de>
4123 * c-decl.c (start_function): Do not promote return type.
4125 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4127 * function.c (do_warn_unused_parameter): Do not warn if
4128 TREE_NO_WARNING is set.
4130 2007-07-08 Andreas Schwab <schwab@suse.de>
4132 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4134 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4137 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4139 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4140 apply to assembly language, too.
4141 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4143 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4145 Revert (note the sccvn portions are *not* reverted)
4146 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4148 Fix PR tree-optimization/23488
4150 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4152 * tree-flow-inline.h (get_value_handle): Ditto.
4153 * tree-ssa-pre.c (decl_vh_map): New.
4154 (decl_node_pool): New.
4155 (can_value_number_operation): Support DECL_P.
4156 (can_PRE_operation): Ditto.
4157 (create_expression_by_pieces): Ditto.
4158 (find_existing_value_expr): Modify to differnetiate between
4159 addressing and top level.
4160 (create_value_handle_for_expr): Handle DECL's.
4161 (poolify_tree): Ditto.
4162 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4163 (make_values_for_stmt): Handle DECL's properly.
4164 (init_pre): Reorg to not init useless things during FRE.
4166 * tree-flow.h: Include pointer-set.h.
4167 (decl_vh_map): Declare.
4168 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4170 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4172 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4173 the constraint description.
4174 * doc/md.texi: Update documentation of AVR constraints.
4176 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4178 * auto-inc-dec.c, config/arm/arm.c,
4179 config/m32r/constraints.md, config/mips/mips.md,
4180 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4181 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4182 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4183 typos. Follow spelling conventions.
4184 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4186 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4187 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4189 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4190 realloc_vuse): Remove.
4191 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4194 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4196 Fix PR tree-optimization/23488
4198 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4199 (try_to_simplify): Ditto.
4201 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4203 * tree-flow-inline.h (get_value_handle): Ditto.
4204 * tree-ssa-pre.c (decl_vh_map): New.
4205 (decl_node_pool): New.
4206 (can_value_number_operation): Support DECL_P.
4207 (can_PRE_operation): Ditto.
4208 (create_expression_by_pieces): Ditto.
4209 (find_existing_value_expr): Modify to differnetiate between
4210 addressing and top level.
4211 (create_value_handle_for_expr): Handle DECL's.
4212 (poolify_tree): Ditto.
4213 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4214 (make_values_for_stmt): Handle DECL's properly.
4215 (init_pre): Reorg to not init useless things during FRE.
4217 * tree-flow.h: Include pointer-set.h.
4218 (decl_vh_map): Declare.
4219 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4221 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4223 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4224 apply to assembly language, too.
4225 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4227 2007-07-06 Ian Lance Taylor <iant@google.com>
4228 Zack Weinberg <zackw@panix.com>
4231 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4233 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4235 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4236 (prefetch): Likewise if "pref" would be used.
4238 2007-07-06 Josh Conner <jconner@apple.com>
4242 * calls.c (store_one_arg): Handle arguments which are partially
4243 on the stack when detecting argument overlap.
4245 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4247 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4248 chosen during find_reloads.
4250 2007-07-06 Richard Guenther <rguenther@suse.de>
4252 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4253 TYPE_ARG_TYPES for verification of argument types. Use
4254 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4255 parameters as variable arguments.
4257 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4259 * libgcc2.h (word_type): Type definition removed.
4260 (cmp_return_type, shift_count_type): Type definitions added.
4261 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4262 replaced with shift_count_type.
4263 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4265 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4266 changed from word_type to Wtype.
4267 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4268 replaced with shift_count_type.
4269 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4271 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4272 and libgcc_shift_count attribute added.
4273 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4274 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4275 (TARGET_INITIALIZER): New target hooks added.
4276 * targhooks.c (default_libgcc_cmp_return_mode,
4277 default_libgcc_shift_count_mode): Default implementations for the new
4279 * targhooks.h (default_libgcc_cmp_return_mode,
4280 default_libgcc_shift_count_mode): Function prototypes added.
4281 * target.h (struct gcc_target): Fields for the new target hooks added.
4282 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4284 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4287 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4288 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4290 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4291 s390_libgcc_shift_count_mode): Functions added.
4292 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4293 Target hooks defined.
4295 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4297 * config/mips/mips.c (compute_frame_size): Restore the original
4298 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4299 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4300 Document why the difference is needed.
4302 2007-07-06 Richard Guenther <rguenther@suse.de>
4304 * c-common.c (boolean_increment): Use correctly typed
4307 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4309 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4310 the topmost argument register is not also included in the save mask.
4311 (mips16e_collect_argument_save_p): Take a pointer to the argument
4312 register, rather than a pointer to the number of arguments.
4313 (mips16e_collect_argument_saves): Only include argument saves
4314 that aren't in the register mask.
4316 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4318 PR rtl-optimization/32450
4319 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4320 to ensure that instructions are not moved into the prologue when
4321 profiling is on. Remove unused prologue_end variable.
4322 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4323 as a scheduling barrier.
4325 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4328 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4329 Disregard DECL_FROM_INLINE.
4331 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4333 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4334 IORing with a constant.
4336 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4338 PR rtl-optimization/32475
4339 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4340 for every definition of the stack pointer.
4342 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4344 * arm.c (vfp3_const_double_index): Copy signed results of
4345 REAL_VALUE_TO_INT into unsigned vars.
4347 2007-07-05 Richard Guenther <rguenther@suse.de>
4350 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4352 * tree-ssa.c (useless_type_conversion_p): Check canonical
4355 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4357 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4358 zero_extendhisi2): Change to define_insn_and_split.
4359 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4361 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4363 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4364 pass_match_asm_constraints): New.
4365 * passes.c (init_optimization_passes): Add new pass.
4366 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4367 * function.h (struct function): Add has_asm_statement bit.
4368 (current_function_has_asm_statement): New.
4369 * tree-pass.h (pass_match_asm_constraints): New.
4371 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4373 * config/mips/mips.c (mips_file_start): Avoid declaration
4376 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4378 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4380 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4382 * rtl.def (NOTE): Change print format string to print
4383 operand 5 as a note insn name.
4385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4386 David Ung <davidu@mips.com>
4388 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4389 * doc/invoke.texi: (MIPS Options): Document them.
4391 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4392 David Ung <davidu@mips.com>
4394 Add support for SmartMIPS ASE.
4396 * optabs.c (expand_binop_directly): New, broken out from...
4397 (expand_binop): Here. Make it try rotating in the other
4398 direction even when the second operand isn't constant.
4399 * config/mips/mips.md (*lwxs): New.
4400 * config/mips/mips.opt (msmartmips): New.
4401 * config/mips/mips.c (mips_lwxs_address_p): New.
4402 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4403 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4404 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4405 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4406 (ISA_HAS_LWXS): New.
4407 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4408 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4409 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4410 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4411 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4412 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4413 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4415 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4417 * tree-vectorizer.c (new_loop_vec_info): Initialize
4418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4419 * tree-vectorizer.h (_loop_vec_info): Added new filed
4420 min_profitable_iters.
4421 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4422 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4423 * tree-vect-analyze.c (vect_analyze_operations): Set
4424 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4425 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4426 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4427 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4428 and prologue cost to after they are computed.
4429 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4431 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4432 of creating vectors from scalars according to dt.
4433 (vect_model_store_cost): Likewise.
4434 (vectorizable_call): Use dt array instead of scalar dt. Call
4435 vect_model_simple_cost with additional argument dt.
4436 (vectorizable_assignment): Likewise.
4437 (vectorizable_operation): Likewise.
4438 (vectorizable_type_demotion): Likewise.
4439 (vectorizable_type_promotion): Likewise.
4440 (vectorizable_store): Use dt array instead of scalar dt. Call
4441 vect_model_store_cost with additional argument dt.
4442 (vect_do_peeling_for_loop_bound): Don't call
4443 vect_estimate_min_profitable_iters. Instead, lookup
4444 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4445 "may not be profitable".
4447 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4450 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4451 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4452 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4453 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4455 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4457 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4458 addressing modes cheaper.
4460 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4462 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4463 (dw_ranges_struct): Rename block_num to num. Adjust.
4464 (dw_ranges_by_label_struct): New.
4465 (ranges_by_label, ranges_by_label_allocated,
4466 ranges_by_label_in_use): New variables.
4467 (add_ranges_num): Factored most of the code out of...
4468 (add_ranges): ... this one. Rewrite in terms of the former.
4469 (add_ranges_by_labels): New.
4470 (output_ranges): Output by-label ranges.
4471 (dwarf2out_finish): Output range for multiple-section
4472 compile_unit. Output standard DW_AT_low_pc in addition to
4473 unexpected DW_AT_entry_pc.
4475 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4477 PR tree-optimization/32604
4478 PR tree-optimization/32606
4480 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4481 (compute_antic_safe): Removed.
4482 (ANTIC_SAFE_LOADS): Ditto.
4483 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4484 (execute_pre): Don't call compute_antic_safe.
4485 (vuse_equiv): New function.
4486 (make_values_for_stmt): Use it
4487 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4490 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4493 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4495 (avr_attribute_table): Make "naked" attribute apply to function types
4496 rather than to decls.
4497 (avr_handle_fntype_attribute): New function.
4499 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4501 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4504 2007-07-04 David Ung <davidu@mips.com>
4505 Joseph Myers <joseph@codesourcery.com>
4507 * config/mips/mips.md (type): Add logical, signext and move.
4508 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4509 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4510 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4511 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4512 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4513 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4514 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4515 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4516 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4517 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4518 movv2sf_hardfloat_64bit): Use the new types.
4519 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4520 *movdf_softfloat, *movdf_mips16): Use "multi".
4521 (extendqihi2): Replace with a define_expand.
4522 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4523 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4524 * config/mips/74k.md (r74k_int_logical): New reservation and
4526 (r74k_int_arith): Remove "slt".
4527 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4528 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4529 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4530 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4531 reservations for "arith".
4533 2007-07-04 Richard Guenther <rguenther@suse.de>
4535 * tree-ssa.c (useless_type_conversion_p): Add handling for
4536 scalar float and vector types. Only call the types_compatible_p
4537 langhook for aggregate types as last resort. Follow the
4540 2007-07-04 Richard Guenther <rguenther@suse.de>
4542 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4543 the same as NOP_EXPR.
4545 2007-07-04 Nick Clifton <nickc@redhat.com>
4547 * target.h (struct gcc_target): Add target_help field.
4548 * target-def.h (TARGET_HELP): New.
4549 (TARGET_INITIALIZER): Use TARGET_HELP.
4550 * opts.c (command_handle_option): Invoke target_help function, if
4551 defined, when the user has specified --target-help on the command
4553 * doc/invoke.texi: Mention that --target-help might print
4554 additional information.
4555 * doc/tm.texi: Document TARGET_HELP hook.
4557 * arm.c (TARGET_HELP): Override default definition.
4558 (arm_target_help): New - display a wrapped list of cores and
4559 architectures supported.
4561 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4563 * config/gcc/v850/v850.c (expand_prologue): Make sure
4564 GEN_INT() argument is sign extended rather than zero extended.
4565 (expand_epilogue): Likewise.
4566 (output_move_double): Delete.
4567 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4568 * config/gcc/v850/v850.md (movdi): Delete.
4569 (*movdi_internal): Delete.
4571 (*movdf_internal): Delete.
4573 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4575 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4576 unless compiling RTP PIC.
4578 2007-07-04 Richard Guenther <rguenther@suse.de>
4580 PR tree-optimization/32482
4581 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4582 original ssa name if we didn't find a shift expression.
4583 Fix shift constant for bit zero test.
4585 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4587 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4589 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4591 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4592 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4593 * config/arm/vxworks.h (ASM_SPEC): Delete.
4594 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4596 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4598 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4599 (DDR_REVERSED_P): New.
4600 * tree-data-ref.c (initialize_data_dependence_relation,
4601 build_classic_dist_vector): Set DDR_REVERSED_P.
4603 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4606 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4607 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4608 init_omega_for_ddr_1): Use non conservative number of iterations
4610 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4611 (analyze_siv_subscript): Remove FIXME and reinitialization of
4612 last_conflicts to chrec_dont_know.
4613 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4615 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4617 * tree.c (maybe_canonicalize_argtypes): Improve description.
4619 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4621 * tree.c (maybe_canonicalize_argtypes): New.
4622 (build_function_type): Set canonical type.
4623 (build_method_type_directly): Ditto.
4624 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4627 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4629 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4631 (rewrite_use_nonlinear_expr): Likewise.
4633 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4635 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4637 2007-07-04 Ben Elliston <bje@au.ibm.com>
4639 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4642 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4644 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4645 (Exception Handling): Likewise.
4647 2007-07-03 Jan Hubicka <jh@suse.cz>
4649 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4651 2007-07-03 Eric Christopher <echristo@apple.com>
4653 * doc/cppopts.texi: Add conflicting option note to -dM.
4654 * doc/invoke.texi: Add note about possible conflicts with
4655 -E for -dCHARS and note that -dM will not produce
4656 any results if there is no machine dependent reorg.
4658 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4660 * tree.h (DECL_ALIGN): Back out previous change.
4662 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4664 * configure.ac: Test for .dtprelword support on MIPS.
4665 * configure, config.in: Regenerate.
4666 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4667 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4669 2007-07-03 Julian Brown <julian@codesourcery.com>
4671 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4672 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4673 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4674 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4676 (all_fpus): Add FPUTYPE_VFP3.
4677 (fp_model_for_fpu): Add VFPv3 field.
4678 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4679 (vfp3_const_double_index): New function. Return integer index of
4680 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4682 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4683 and argument represents a valid RTX for a VFPv3 constant.
4684 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4686 (vfp_emit_fstmd): Similar, for fstmd.
4687 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4688 constants, represented as integer indices.
4689 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4690 VFP_REGNO_OK_FOR_DOUBLE macros.
4691 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4692 (arm_file_start): Set float-abi attribute for VFPv3, and output
4693 correct ".fpu" assembler directive.
4694 (arm_dbx_register_numbering): Add FIXME.
4695 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4696 (fputype): Add FPUTYPE_VFP3.
4697 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4698 (CALL_USED_REGISTERS): Likewise.
4699 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4700 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4701 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4702 (D7_VFP_REGNUM): New.
4703 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4704 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4705 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4706 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4707 (REG_ALLOC_ORDER): Adjust for VFPv3.
4708 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4709 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4710 VFP_LO_REGS, VFP_HI_REGS.
4711 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4712 (IS_VFP_CLASS): Define macro.
4713 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4715 (REGISTER_MOVE_COST): Likewise.
4716 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4717 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4718 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4719 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4720 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4721 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4722 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4723 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4724 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4725 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4726 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4727 where appropriate for single-word registers.
4728 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4729 As above. Fix type attributes.
4730 * config/arm/constraints.md (register_contraint "t"): Define.
4731 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4733 (register_constraint "x"): Define.
4734 (constraint "Dv"): Define.
4736 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4738 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4740 2007-07-03 Tom Tromey <tromey@redhat.com>
4742 * c-parser.c (objc_pq_context): Removed.
4743 (objc_need_raw_identifier): Likewise.
4744 (c_parser) <objc_pq_context>: New field.
4745 <objc_need_raw_identifier>: Likewise.
4746 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4747 (c_lex_one_token): Update.
4748 (c_parser_objc_protocol_definition): Update.
4749 (c_parser_objc_method_definition): Update.
4750 (c_parser_objc_methodproto): Update.
4751 (c_parser_declspecs): Update.
4753 2007-07-03 David Ung <davidu@mips.com>
4755 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4757 2007-07-03 David Ung <davidu@mips.com>
4758 Richard Sandiford <richard@codesourcery.com>
4760 * doc/invoke.texi: Document -march=74kf3_2.
4761 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4762 (TUNE_74K): Check for it.
4763 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4764 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4765 * config/mips/mips.md (cpu): Add 74kf3_2.
4766 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4767 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4768 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4769 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4770 74kf3_2 to the CPU list.
4771 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4772 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4773 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4774 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4775 (r74kf3_2_fxfer_from_c1): New insn reservations.
4777 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4778 David Ung <davidu@mips.com>
4780 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4781 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4782 and 74k[fx]. Document aliases for the new options.
4783 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4784 (PROCESSOR_24KF2_1): ...this.
4785 (PROCESSOR_24KX): Rename to...
4786 (PROCESSOR_24KF1_1): ...this.
4787 (PROCESSOR_74KF): Rename to...
4788 (PROCESSOR_74KF2_1): ...this.
4789 (PROCESSOR_74KX): Rename to...
4790 (PROCESSOR_74KF1_1): ...this.
4791 (TUNE_74K): Update PROCESSOR_* names.
4792 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4793 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4794 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4795 (mips_rtx_cost_data): Update processor names in comments.
4796 (mips_issue_rate): Update PROCESSOR_* names.
4797 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4798 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4799 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4800 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4801 Update cpu attribute names.
4802 (r24k_fpu_iss): Rename this reservation to...
4803 (r24kf2_1_fpu_iss): ...this and update all uses.
4804 (r24kx_fpu_iss): Rename this reservation to...
4805 (r24kf1_1_fpu_iss): ...this and update all uses.
4806 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4807 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4808 Update cpu attribute names.
4810 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4812 * config/m32r/constraints.md: New file.
4813 * config/m32r/m32r.c: Include tm-constrs.h.
4814 (small_data_operand): Use satisfies_constraint_* instead of macro.
4815 (addr24_operand, gen_compare): Likewise.
4816 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4817 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4818 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4819 EXTRA_CONSTRAINT): Likewise.
4820 * config/m32r/m32r.md: Include constraints.md.
4821 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4822 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4823 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4824 (two_insn_const_operand, int8_operand, uint16_operand,
4825 reg_or_int16_operand, reg_or_uint16_operand,
4826 reg_or_cmp_int16_operand, cmp_int16_operand,
4827 seth_add3_operand): Likewise.
4829 2007-07-03 Eric Christopher <echristo@gmail.com>
4831 * libgcc2.h: Conditionally declare __bswapsi2 and
4834 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4836 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4839 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4842 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4843 (__gthrw_pragma): Provide default definition.
4845 * gthr-posix.c (__gthrw_pragma): Define.
4847 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4849 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4850 before declaring inequality.
4852 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4854 * combine.c (recog_for_combine): Log the success or failure of
4855 matching new insn patterns against the machine description in
4858 2007-07-03 Revital Eres <eres@il.ibm.com>
4860 * ddg.c (print_sccs): New function.
4861 (check_sccs): New function.
4862 (create_ddg_all_sccs): Use it.
4863 * ddg.h (print_sccs): Declare.
4864 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4866 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4868 * targhooks.h (default_mode_for_suffix): New function declaration.
4869 * targhooks.c (default_mode_for_suffix): New default target hook.
4870 * target.h (struct c): New structure in the targetm struct.
4871 (mode_for_suffix): New target hook as part of struct c.
4872 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4873 default_mode_for_suffix.
4874 (TARGET_C): New define.
4875 * c-lex.c: Include "target.h".
4876 (interpret_float): Use targetm.c.mode_for_suffix to determine
4877 the mode for a given non-standard suffix.
4878 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4880 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4881 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4883 * doc/extend.texi (Floating Types): New node. Document __float80 and
4884 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4886 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4889 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4890 predicate instead of target_operand.
4891 (divsi3_i1_media, divsi3_media_2): Likewise.
4893 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4895 * tree.h (alias_sets_might_conflict_p): Rename into
4896 alias_sets_must_conflict_p.
4897 * alias.c (alias_sets_might_conflict_p): Likewise.
4898 (alias_sets_conflict_p): Use it.
4899 (objects_must_conflict_p): Likewise.
4900 * c-common.c (strict_aliasing_warning): Adjust.
4902 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4904 * rtlhooks.c (gen_lowpart_if_possible): Check for
4905 invalid subreg before calling gen_lowpart_SUBREG.
4907 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4909 * config/darwin9.h: Add copyright notice.
4910 (LINK_COMMAND_SPEC): Add comment.
4911 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4912 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4913 DARWIN_LIBSYSTEM_HAS_UNWIND.
4915 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4918 * omp-low.c (check_combined_parallel): New function.
4919 (lower_omp_parallel): Call it via walk_stmts, set
4920 OMP_PARALLEL_COMBINED if appropriate.
4921 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4922 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4923 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4924 don't consider it as combined parallel.
4926 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4928 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4929 (gcc_tooldir): Likewise.
4930 * configure: Regenerate.
4931 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4932 old configure.ac gcc_tooldir setting.
4933 (prefix_to_exec_prefix): New variable.
4934 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4935 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4937 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4939 Fix PR tree-optimization/32583
4940 Fix PR tree-optimization/32584
4941 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4942 (phi_translate_set): Use phi_translate directly now.
4943 (make_values_for_stmt): Don't value number RHS if we already know
4946 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4947 Jim Wilson <wilson@specifix.com>
4950 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4953 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4954 Richard Sandiford <richard@codesourcery.com>
4955 Nigel Stephens <nigel@mips.com>
4957 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4958 (mips16e_output_save_restore): Declare.
4959 (mips16e_save_restore_pattern_p): Likewise.
4960 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4961 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4962 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4963 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4964 (BITSET_P): New global macro, extracted from...
4965 (mips_for_each_saved_reg): ...here.
4966 (mips16e_save_restore_info): New struct.
4967 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4968 (mips16e_save_restore_regs): New variable.
4969 (mips_split_plus, mips16e_find_first_register): New functions.
4970 (mips16e_mask_registers): New function.
4971 (compute_frame_size): Expand the commentary before the function.
4972 Enforce the MIPS16e save and restore register range restrictions.
4973 Pad the general register save area at the low end.
4974 (mips16e_save_restore_reg, mips16e_build_save_restore)
4975 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4976 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4977 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4979 (mips_expand_prologue, mips_expand_epilogue): Handle
4980 GENERATE_MIPS16E_SAVE_RESTORE.
4981 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4983 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4985 PR tree-optimization/31966
4986 PR tree-optimization/32533
4987 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4988 "basic_block" description as its third argument. Update function
4989 calls to get destination bb from "edge" argument. Save "cond" into
4990 aux field of the edge. Update prototype for changed arguments.
4991 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4993 (find_phi_replacement_condition): Operate on incoming edges, not
4994 on predecessor blocks. If there is a condition saved in the
4995 incoming edge aux field, AND it with incoming bb predicate.
4996 Return source bb of the first edge.
4997 (clean_predicate_lists): Clean aux field of outgoing node edges.
4998 (tree_if_conversion): Do not initialize cond variable. Move
4999 variable declaration into the loop.
5000 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5001 initializations of new_stmt, arg0 and arg1 variables.
5003 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5005 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5006 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5008 2007-07-02 Richard Guenther <rguenther@suse.de>
5010 * tree-ssa.c (useless_type_conversion_p): Document
5011 future intent as defining the middle-end type system.
5012 Re-structure to call langhook last, group by type class,
5013 mark questionable parts.
5015 2007-07-02 Richard Guenther <rguenther@suse.de>
5017 * tree-flow.h (types_compatible_p): Declare.
5018 * tree-ssa.c (types_compatible_p): New function.
5019 * ipa-type-escape.c (discover_unique_type): Use
5020 types_compatible_p instead of lang_hooks.types_compatible_p.
5021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5022 * tree-vn.c (expressions_equal_p): Likewise.
5023 * tree.c (fields_compatible_p): Likewise.
5024 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5025 (cprop_operand): Use useless_type_conversion_p instead of
5026 lang_hooks.types_compatible_p.
5027 * tree-inline.c (setup_one_parameter): Likewise.
5028 (declare_return_variable): Likewise.
5029 * tree-nrv.c (tree_nrv): Likewise.
5030 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5031 (maybe_fold_offset_to_component_ref): Likewise.
5032 (maybe_fold_offset_to_reference): Likewise.
5033 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5034 (merge_alias_info): Likewise.
5035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5036 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5037 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5038 * tree-tailcall.c (find_tail_calls): Likewise.
5039 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5040 * gimplify.c (canonicalize_addr_expr): Likewise.
5041 (fold_indirect_ref_rhs): Likewise.
5042 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5043 (cpt_same_type): Likewise.
5044 (check_pointer_types_r): Swap parameters to cpt_same_type
5046 * fold-const.c (fold_convert): Revert fix for PR15988.
5047 * tree-inline.c (setup_one_parameter): Instead fix it here by
5048 using fold_build1 instead of fold_convert and checking for
5049 error_mark_node. Convert only if the conversion is necessary.
5051 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5053 * configure.ac: Check for .gnu_attribute on Power.
5054 * configure: Regenerate.
5055 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5056 attribute for floating-point ABI.
5058 2007-07-02 Ira Rosen <irar@il.ibm.com>
5060 PR tree-optimization/32230
5061 PR tree-optimization/32477
5062 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5063 address is a constant.
5065 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5067 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5068 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5069 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5070 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5071 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5072 64-bit targets. Add support for *-elfoabi*.
5073 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5074 different settings if $(tm_defines) does not select the EABI.
5075 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5076 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5077 (MIPS_ARCH_OPTION_SPEC): Likewise.
5078 (MIPS_ISA_LEVEL_SPEC): Likewise.
5079 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5080 * config/mips/elfoabi.h: New file.
5082 2007-07-02 Richard Guenther <rguenther@suse.de>
5084 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5085 (useless_type_conversion_p): ... this.
5086 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5087 (useless_type_conversion_p): ... this.
5088 * builtins.c (fold_builtin_memory_op): Rename
5089 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5090 * tree-cfg.c (verify_expr): Likewise.
5091 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5092 * tree-ssa-ccp.c (ccp_fold): Likewise.
5093 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5094 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5096 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5097 * tree-ssa-pre.c (eliminate): Likewise.
5098 * tree-ssa.c (delete_tree_ssa): Likewise.
5099 (tree_ssa_useless_type_conversion): Likewise.
5100 * tree.c (build2_stat): Likewise.
5102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5104 Fix PR tree-optimization/32571
5105 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5108 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5110 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5111 and other expected operations explicitly, change default to
5114 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5116 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5118 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5119 (tls_load_dot_plus_eight): Move the label number into the unspec.
5120 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5122 2007-07-01 Andreas Schwab <schwab@suse.de>
5124 * dwarf2out.c (initial_return_save): Define only if used.
5126 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5128 Unreverting Richard's Revert of:
5130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5132 * dce.c (deletable_insn_p_1): New function, split out from...
5133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5134 specially, not those inside PARALLELs. Remove BODY argument
5135 and adjust recursive call accordingly.
5136 (prescan_insns_for_dce): Update call to delete_insn_p.
5138 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5139 Revital Eres <eres@il.ibm.com>
5141 * ddg.c (create_ddg_all_sccs): Fix missed
5142 initialization of scc_nodes.
5144 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5147 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5148 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5150 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5152 * configure.ac: Check for .gnu_attribute on MIPS.
5153 * configure, config.in: Regenerate.
5154 * config/mips/mips.c (mips_file_start): If supported, output
5155 attribute for floating-point ABI.
5157 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5160 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5161 (ffs_cmove): New expander to expand using ctz pattern.
5162 (*ffs_cmove): Remove pattern.
5163 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5164 (ffsdi2): Expand using ctz pattern.
5165 (*ffs_rex64): Remove pattern.
5167 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5169 PR rtl-optimization/32296
5170 * pa.md (return): Delete pattern.
5171 (return_internal): Remove "(const_int 1)" from pattern.
5172 (epilogue): Use return_internal pattern for trivial returns.
5173 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5174 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5176 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5178 * tree-ssa-pre.c (is_exception_related): New function
5179 (can_value_number_operation): Use it.
5181 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5183 Fix PR tree-optimization/32540
5184 Fix PR tree-optimization/31651
5186 * tree-ssa-sccvn.c: New file.
5188 * tree-ssa-sccvn.h: Ditto.
5190 * tree-vn.c: Include tree-ssa-sccvn.h
5191 (val_expr_paid_d): Removed.
5192 (value_table): Ditto.
5193 (vn_compute): Ditto.
5194 (val_expr_pair_hash): Ditto.
5195 (val_expr_pair_expr_eq): Ditto.
5196 (copy_vuses_from_stmt): Ditto.
5199 (shared_vuses_from_stmt): Ditto.
5200 (print_creation_to_file): Moved up.
5201 (sort_vuses): Ditto.
5202 (sort_vuses_heap): Ditto.
5203 (set_value_handle): Make non-static.
5204 (make_value_handle): Ditto.
5205 (vn_add): Rewritten to use sccvn lookups.
5206 (vn_add_with_vuses): Ditto.
5207 (vn_lookup): Ditto (and second argument removed).
5208 (vn_lookup_with_vuses): Ditto.
5209 (vn_lookup_or_add): Ditto (and second argument removed);
5210 (vn_lookup_or_add_with_vuses): Ditto.
5211 (vn_lookup_with_stmt): New.
5212 (vn_lookup_or_add_with_stmt): Ditto.
5213 (create_value_handle_for_expr): Ditto.
5215 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5216 (seen_during_translate): New function.
5217 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5218 (phi_trans_add): Ditto.
5219 (constant_expr_p): FIELD_DECL is always constant.
5220 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5221 Use constant_expr_p.
5222 Avoid infinite recursion on mutually valued expressions.
5223 Change callers of vn_lookup_or_add.
5224 (phi_translate): New function.
5225 (compute_antic_safe): Allow phi nodes.
5226 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5227 (find_or_generate_expression): Rewrite slightly.
5228 (create_expression_by_pieces): Updated for vn_lookup_or_add
5230 Update VN_INFO for new names.
5231 (insert_into_preds_of_block): Update for new names.
5232 (add_to_exp_gen): New function.
5233 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5234 (find_existing_value_expr): Rewrite to changed vn_lookup.
5235 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5236 (try_look_through_load): Removed.
5237 (try_combine_conversion): Ditto.
5238 (get_sccvn_value): New function.
5239 (make_values_for_phi): Ditto.
5240 (make_values_for_stmt): Ditto.
5241 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5243 (init_pre): Update for SCCVN changes.
5245 (execute_pre): Ditto.
5247 * tree-flow.h (make_value_handle): Declare.
5248 (set_value_handle): Ditto.
5249 (sort_vuses_heap): Ditto.
5250 (vn_lookup_or_add_with_stmt): Ditto.
5251 (vn_lookup_with_stmt): Ditto.
5252 (vn_compute): Remove.
5255 (vn_lookup): Update arguments.
5257 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5259 (tree-ssa-sccvn.o): New.
5260 (OBJS-common): Add tree-ssa-sccvn.o
5262 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5265 * c-typeck.c (build_external_ref): Don't mark as used if called
5267 * calls.c (rtx_for_function_call): Likewise.
5269 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5273 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5275 * dce.c (deletable_insn_p_1): New function, split out from...
5276 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5277 specially, not those inside PARALLELs. Remove BODY argument
5278 and adjust recursive call accordingly.
5279 (prescan_insns_for_dce): Update call to delete_insn_p.
5281 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5283 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5284 (try_combine): Move potential calls to undo_all() so they happen
5285 before we commit to using the combined insns.
5287 2006-06-30 Jan Hubicka <jh@suse.cz>
5289 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5292 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5294 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5295 (cgraph_remove_unreachable_nodes): Likewise.
5296 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5297 * ipa-inline.c (update_caller_keys): Cast according to the coding
5299 (cgraph_decide_recursive_inlining): Likewise.
5300 (cgraph_decide_inlining_of_small_function): Likewise.
5301 (try_inline): Likewise.
5302 (cgraph_decide_inlining_incrementally): Likewise.
5303 * ipa-pure-const.c (get_function_state): Likewise.
5304 (scan_function): Likewise.
5305 (analyze_function): Likewise.
5306 (static_execute): Likewise.
5307 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
5308 (merge_callee_local_info): Likewise.
5309 (analyze_function): Use type safe memory macros.
5310 (static_execute): Likewise. Cast according to the coding conventions.
5311 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5313 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5315 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5316 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5319 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5322 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5323 for complex modes (both int and real).
5325 2007-06-29 Jan Hubicka <jh@suse.cz>
5327 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5329 2007-06-29 Jan Hubicka <jh@suse.cz>
5332 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5335 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5338 * config/avr/avr.c: Include dataflow header file.
5339 (expand_prologue): Adjust for prologue insn change.
5340 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5343 2007-06-29 Richard Guenther <rguenther@suse.de>
5346 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5347 during type verification.
5349 2007-06-29 Jan Hubicka <jh@suse.cz>
5351 * recog.c (validate_change_rtx_1): Unshare TO argument.
5353 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5355 PR tree-optimization/24659
5356 * tree-vect-transform.c (vectorizable_call): Handle
5357 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5359 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5360 * config/i386/i386.c (enum ix86_builtins)
5361 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5362 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5364 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5365 const using def_builtin_const.
5366 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5367 input operands in the same modes as the result.
5368 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5370 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5372 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5373 (df_set_dead_notes_for_mw): Likewise.
5375 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5377 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5379 2007-06-28 DJ Delorie <dj@redhat.com>
5381 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5383 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5385 * doc/invoke.texi (C++ Dialect Options): Document
5386 fvisibility-ms-compat.
5387 * c.opt (fvisibility-ms-compat): New.
5389 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5392 * tree-affine.c (aff_combination_add_elt): Handle
5393 pointer addition specially.
5395 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5397 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5398 decl is non-external for AIX ABI.
5400 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5402 * config/rs6000/predicates.md (current_file_function_operand):
5403 Ensure the symbol is non-external for AIX ABI.
5405 2007-06-28 Nick Clifton <nickc@redhat.com>
5407 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5408 (fdce, fdse, fpredictive-commoning): Likewise.
5410 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5413 * gcc.c (process_command): Recognize the new -static-libgfortran
5416 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5419 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5420 Use a call clobbered hard reg instead of a pseudo reg.
5422 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5424 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5426 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5430 REG_LIBCALL and REG_RETVAL notes.
5431 (divsi3, mulsi3): Likewise.
5432 (mulhisi3): Likewise. Use emit_libcall_block.
5433 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5435 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5437 PR rtl-optimization/32481
5438 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5440 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5442 * dce.c (deletable_insn_p_1): New function, split out from...
5443 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5444 specially, not those inside PARALLELs. Remove BODY argument
5445 and adjust recursive call accordingly.
5446 (prescan_insns_for_dce): Update call to delete_insn_p.
5448 2007-06-27 Richard Guenther <rguenther@suse.de>
5451 * tree.h (fold_convertible_p): Declare.
5452 * fold-const.c (fold_convertible_p): New function.
5453 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5454 instead of lang_hooks.types_compatible_p.
5456 2007-06-26 Jan Hubicka <jh@suse.cz>
5458 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5459 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5460 early use validate_unshare_change.
5461 (reload_combine): Likewise.
5462 * recog.c (change_t): New field unshare.
5463 (validate_change_1): Rename from validate_change; add argument unshare.
5464 (validate_change): Turn into wrapper of validate_change_1; update
5465 prototype for bools.
5466 (validate_unshare_change): New.
5467 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5468 calls of df_insn_rescan.
5469 * recog.h (validate_change): Replace ints by bools.
5470 (validate_unshare_change): Declare.
5472 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5474 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5476 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5478 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5480 2007-06-25 Jan Hubicka <jh@suse.cz>
5482 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5484 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5485 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5486 places other call site specific checks are performed.
5488 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5491 * tree-vect-transform.c (vectorizable_operation): Convert
5492 POINTER_PLUS_EXPR over to PLUS_EXPR.
5494 2007-06-25 Chao-ying Fu <fu@mips.com>
5496 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5497 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5498 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5499 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5501 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5502 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5503 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5504 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5505 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5506 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5507 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5508 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5509 ALL_FIXED_POINT_MODE_P): New define.
5510 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5512 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5514 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5515 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5516 MODE_VECTOR_UACCUM): New mode classes.
5518 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5519 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5520 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5523 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5524 (blank_mode): Initialize ibit and fbit.
5525 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5526 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5528 (new_adjust): Change required_class to required_class_from and
5529 required_class_to for testing within a range.
5530 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5531 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5533 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5534 (make_fixed_point_mode): New.
5535 (_ADD_ADJUST): Change C to C1 and C2.
5536 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5537 use a range for machine classes.
5538 (ADJUST_IBIT, ADJUST_FBIT): New.
5539 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5541 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5542 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5543 Emit adjustment for ibit and fbit.
5544 (emit_mode_ibit, emit_mode_fbit): New.
5545 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5547 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5549 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5550 as the source of the set.
5552 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5554 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5555 FP_REGNO_P): Use IN_RANGE.
5556 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5557 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5558 (DATA_REG_P): Use DATA_REGNO_P.
5559 (FP_REG_P): Use FP_REGNO_P.
5560 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5561 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5562 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5564 2007-06-24 Jan Hubicka <jh@suse.cz>
5567 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5569 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5572 * fold-const.c (fold_binary): Strip nops of operand 0
5573 of BIT_NOT_EXPR before calling operand_equal_p.
5574 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5575 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5577 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5579 * doc/extend.texi: Document that dllimport and dllexport imply
5581 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5582 imported or exported declaration, including type declarations.
5583 * c-common.c (handle_visibility_attribute): Check for conflicts
5584 with dllimport/dllexport.
5585 (c_determine_visibility): Handle dllimport/dllexport as an
5586 explicit visibility atttribute.
5588 2007-06-23 Richard Guenther <rguenther@suse.de>
5590 PR tree-optimization/16876
5592 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5594 * tree-inline.c (initialize_inlined_parameters): Do not call
5595 lang_hooks.tree_inlining.convert_parm_for_inlining.
5596 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5597 reason for mismatched types.
5598 * gimplify.c (gimplify_call_expr): Verify the call expression
5599 arguments match the called function type signature. Otherwise
5600 mark the call expression to be not considered for inlining
5601 using CALL_CANNOT_INLINE_P flag.
5602 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5603 edges call expression.
5604 (cgraph_decide_inlining_of_small_function): Likewise.
5605 (cgraph_decide_inlining): Likewise.
5606 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5608 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5609 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5610 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5612 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5613 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5615 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5616 convert_parm_for_inlining member.
5618 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5621 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5622 Remove optimization for GT.
5624 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5627 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5629 (prescan_insns_for_dce): Add extra parameter.
5631 2007-06-23 Jan Hubicka <jh@suse.cz>
5634 * gimplify.c (mark_addressable): New function.
5635 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5637 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5640 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5642 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5646 moves between MMX/SSE registers to at least 8 units to prevent
5647 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5649 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/i386.c (override_options): Correct x86_sahf
5654 2007-06-21 David Daney <ddaney@avtrex.com>
5657 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5658 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5659 (exception_receiver): Renamed to ...
5660 (nonlocal_goto_receiver): ... this.
5662 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5664 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5665 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5666 partial register accesses.
5668 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5670 * fold-const.c (debug_fold_checksum): Move it under
5671 ENABLE_FOLD_CHECKING.
5673 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5676 * tree.h (debug_fold_checksum): Declared.
5677 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5678 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5679 build_fold_addr_expr_with_type_1.
5680 (fold_addr_expr, debug_fold_checksum): New.
5681 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5682 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5685 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5687 PR tree-optimization/19590
5688 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5689 of scev is a constant.
5690 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5692 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5694 * df-problems.c (df_note_bb_compute): Made computation of live
5695 info consistent with df_lr.
5697 2007-06-21 Richard Guenther <rguenther@suse.de>
5699 PR tree-optimization/32453
5700 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5701 for pointer anti-range.
5703 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5705 * config/i386/i386.c (processor_target_table): Increase maximum
5706 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5709 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5710 byte alignment if > 8 byte alignment is preferred.
5711 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5713 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5715 PR tree-optimization/31866
5716 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5717 if ASM_EXPR's input is not a SSA_NAME.
5720 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5721 but decl is a global var, instead return decl.
5722 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5723 even for is_global_var decls, if they are private in some outer
5726 2007-06-21 Richard Guenther <rguenther@suse.de>
5728 PR tree-optimization/32451
5729 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5731 2007-06-21 Christian Bruel <christian.bruel@st.com>
5733 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5734 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5735 (push_regs): Changed saving order or banked registers.
5736 (sh_expand_epilogue): Likewise.
5737 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5738 (FIRST_BANKED_REG): Likewise.
5739 (LAST_BANKED_REG): Likewise.
5740 * config/sh/sh.md (banked) New attribute.
5741 (in_delay_slot): Check banked attribute.
5743 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5745 PR tree-optimization/32075
5746 * tree-data-ref.c (subscript_dependence_tester_1,
5747 analyze_miv_subscript, analyze_overlapping_iterations,
5748 add_distance_for_zero_overlaps, build_classic_dist_vector,
5749 subscript_dependence_tester_1, analyze_overlapping_iterations,
5750 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5751 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5752 to evolution_function_is_affine_multivariate_p.
5754 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5756 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5758 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5761 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5763 * config/m32c/prologue.md (epilogue_exitd_16): New.
5764 (epilogue_reit_16): New.
5765 (epilogue_exitd): Rename to epilogue_exitd_24.
5766 (epilogue_reit): Rename to epilogue_reit_24.
5768 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5769 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5771 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5773 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5774 if dbg_cnt (sched_insn) reaches the limit.
5775 (choose_ready): New parameter INSN_PTR and new return value.
5776 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5777 the new return value from choose_ready.
5778 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5779 (rest_of_handle_global_alloc): New global_alloc_at_func.
5781 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5783 PR tree-optimization/25737
5784 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5785 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5786 * tree-flow.h (struct fieldoff): Add new field alias_set.
5787 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5788 argument addressable_type. Set alias_set of fieldoff.
5789 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5790 (create_overlap_variables_for): Pass alias_set from fieldoff to
5792 * alias.c (get_alias_set): Use alias_set from SFT if set.
5794 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5796 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5797 of a variable as an unsigned HOST_WIDE_INT integer.
5799 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5801 PR rtl-optimization/32405
5802 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5804 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5806 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5809 * builtins.c: Include diagnostic.h.
5810 (expand_builtin_expect): Make gcc_assert more permissive.
5811 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5814 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5818 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5819 if ACCUMULATE_OUTGOING_ARGS.
5821 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5823 * config/m68hc11/m68hc11.c: Include dataflow header file.
5824 (m68hc11_reorg): Port to dataflow.
5826 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5828 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5829 (struct df_problem.free_blocks_on_set_blocks): New field.
5830 (struct dataflow.optional_p): New field.
5831 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5832 (df_live_set_all_dirty): New function.
5833 * df-scan.c (df_scan_alloc): Initialize optional_p.
5834 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5835 * df-core.c (df_set_blocks): Removed use of
5836 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5837 df_problem.free_blocks_on_set_blocks to determine which blocks are
5839 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5840 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5841 uses dataflow.optional_p to determine if problem should be
5843 (rest_of_handle_df_initialize): Only start live problem if
5845 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5846 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5847 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5848 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5849 problem_NOTE): Initialize free_blocks_on_set_blocks.
5850 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5852 (df_live_set_all_dirty, df_note_alloc): New function.
5853 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5855 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5856 * postreload.c (reload_combine): Ditto.
5857 * cse.c (cse_extended_basic_block): Ditto.
5858 * regmove.c (mark_flags_life_zones): Ditto.
5859 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5860 erase_matching_seqs): Ditto.
5861 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5862 * integrate (allocate_initial_values): Ditto.
5863 * combine.c (reg_dead_at_p): Ditto.
5864 * resource.c (mark_target_live_regs): Ditto.
5865 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5866 * config/sh/sh.c (find_r0_life_regions): Ditto.
5867 * global.c (rest_of_handle_global_alloc): Only add back df_live
5869 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5871 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5873 (if_convert): Make sure df_live is there at -O == 1.
5874 (pass_if_after_combine): Cleanup flags.
5875 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5876 is there at -O == 1.
5878 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5880 * config/arm/arm.c (arm_get_frame_offsets): Set
5881 offsets->locals_base to avoid negative stack size.
5882 (thumb1_expand_prologue): Assert on negative stack size.
5884 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5886 PR tree-optimization/32367
5887 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5888 of the chrec has no evolution in that loop.
5889 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5891 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5893 * config/xtensa/xtensa.c: Include "df.h".
5894 (xtensa_builtin_saveregs): Use adjust_address instead of
5896 (xtensa_va_start): Invoke make_tree with sizetype for
5897 expand_builtin_saveregs and then convert the result to a pointer.
5898 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5899 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5900 Subtract argument size from index value as integers and then use
5901 POINTER_PLUS_EXPR to add the result to the array address.
5903 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5906 * config/m32c/m32c.c: Include dataflow header file.
5907 (m32c_emit_prologue): Adjust for prologue insn change.
5908 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5909 once inside a PARALLEL. Assume frame size passed in operand 0
5910 includes space to save the fb register.
5911 (prologue_enter_24): Likewise.
5912 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5914 2007-06-19 David Daney <ddaney@avtrex.com
5917 * config/mips/mips.md (cprestore): Mark $gp as used.
5919 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5922 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5923 (frv_ifcvt_modify_insn): Likewise.
5925 2007-06-19 Richard Guenther <rguenther@suse.de>
5927 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5928 only handle positive offsets that fit in a HOST_WIDE_INT.
5930 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5932 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5933 result of rsqrt insn for zero input argument to avoid NaN.
5935 2007-06-19 Richard Guenther <rguenther@suse.de>
5938 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5940 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5942 PR tree-optimization/32353
5943 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5945 2007-06-19 Nick Clifton <nickc@redhat.com>
5947 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5949 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5952 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5953 * config/i386/i386.c (assign_386_stack_local): Assert that
5954 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5955 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5956 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5957 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5959 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5961 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5963 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5965 PR rtl-optimization/32321
5966 * gcse.c (replace_store_insn): Update the note before
5967 calling emit_insn_after.
5969 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5972 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5974 * df-problems.c (df_note_bb_compute): Fix dumping info.
5976 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5978 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5979 insn with emit_jump_insn.
5981 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5983 PR tree-optimization/32383
5984 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5985 * targhooks.h (default_builtin_reciprocal): Update prototype.
5986 * target.h (struct gcc_target): Update builtin_reciprocal.
5987 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5988 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5989 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5990 when fndecl is in BUILT_IN_MD class.
5991 (execute_convert_to_rsqrt): Ditto.
5993 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5994 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5995 Convert BUILT_IN_SQRTF code only when md_fn is false.
5997 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5999 * bt-load.c (move_btr_def): Fix the order of arguments
6000 to validate_replace_rtx.
6002 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6004 * config/m68k/m68k-devices.def: Add 54450..54455.
6006 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6008 PR rtl-optimization/32366
6009 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6010 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6013 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6016 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6017 this is true, rescan insn being modified.
6018 (sms_schedule): Added rescan parameter.
6019 (rest_of_handle_sms): Moved freeing of dominance info to before
6020 getting out of cfg_layout.
6022 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6024 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6025 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6028 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6029 FL_CF_EMAC from the entry for isac.
6031 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6032 (const_sibcall_operand): New.
6033 (sibcall_operand): Use it.
6034 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6035 (m68k_isas): ISAC does not imply FPU or EMAC.
6036 (override_options): Add ISA_C logic for symbolic jump & call.
6038 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6040 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6041 return mode from the builtin itself.
6042 (sparc_fold_builtin): Fix cast of zero constant.
6044 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6046 * targhooks.c (default_builtin_reciprocal): New default target hook.
6047 * targhooks.h (default_builtin_reciprocal): Add prototype.
6048 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6049 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6050 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6051 default_builtin_reciprocal.
6053 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6056 * hooks.c (hook_tree_tree_bool_null): New hook.
6057 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6058 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6059 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6060 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6061 and convert it to reciprocal a*rfunc(b).
6062 (execute_convert_to_rsqrt): New function.
6063 (gate_convert_to_rsqrt): New function.
6064 (pass_convert_to_rsqrt): New pass definition.
6065 * target.h (struct gcc_target): Add builtin_reciprocal.
6066 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6067 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6068 TARGET_BUILTIN_RECIPROCAL.
6069 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6071 * config/i386/i386.h (TARGET_RECIP): New define.
6072 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6073 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6074 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6075 and not optimizing for size.
6076 (*rcpsf2_sse): New insn pattern.
6077 (*rsqrtsf2_sse): Ditto.
6078 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6079 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6080 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6081 and not optimizing for size.
6082 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6083 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6084 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6085 and not optimizing for size.
6086 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6087 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6088 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6089 and not optimizing for size.
6090 (*sse_rsqrtv4sf2): Do not export.
6092 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6093 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6094 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6095 and not optimizing for size.
6097 * config/i386/i386.opt (mrecip): New option.
6098 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6099 (ix86_emit_swsqrtsf): Ditto.
6100 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6101 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6103 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6104 ix86_expand_unop1_builtin.
6105 (ix86_emit_swdivsf): New function.
6106 (ix86_emit_swsqrtsf): Ditto.
6107 (ix86_builtin_reciprocal): New function.
6108 (TARGET_BUILTIN_RECIPROCAL): Use it.
6109 (ix86_vectorize_builtin_conversion): Rename from
6110 ix86_builtin_conversion.
6111 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6112 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6113 "i386 and x86_64 Options" section.
6114 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6116 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6117 Zdenek Dvorak <dvorakz@suse.cz>
6118 Richard Guenther <rguenther@suse.de>
6119 Kaz Kojima <kkojima@gcc.gnu.org>
6121 * tree-vrp.c (compare_values_warnv): Convert val2 to
6123 (extract_range_from_assert): Create
6124 POINTER_PLUS_EXPR for pointer types.
6125 (extract_range_from_binary_expr): Handle
6126 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6128 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6129 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6130 POINTER_PLUS_EXPR as PLUS_EXPR.
6131 (number_of_iterations_lt_to_ne):
6132 For pointer types, use sizetype when
6133 creating MINUS_EXPR/PLUS_EXPRs.
6134 (assert_loop_rolls_lt): For pointer types, use sizetype when
6135 creating MINUS_EXPR/PLUS_EXPRs.
6136 (number_of_iterations_le): Likewise.
6137 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6138 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6139 like PLUS_EXPR and MINUS_EXPR.
6140 * tree-pretty-print.c (dump_generic_node): Handle
6142 (op_prio): Likewise.
6143 (op_symbol_1): Likewise.
6144 * optabs.c (optab_for_tree_code): Likewise.
6145 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6147 * tree-tailcall.c (process_assignment): Mention
6148 POINTER_PLUS_EXPR in a TODO comment.
6149 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6150 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6151 not used with a pointer and an integer type.
6152 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6153 increment using chrec_convert_rhs instead of chrec_convert.
6154 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6155 PLUS_EXPR except for the right hand side's type will be
6157 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6158 (fold_used_pointer_cast): Kill.
6159 (pointer_offset_p): Kill.
6160 (fold_used_pointer): Kill.
6161 (pointer_used_p): Kill.
6162 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6163 call fold_used_pointer.
6164 (instantiate_parameters_1): Convert the increment
6165 using chrec_convert_rhs instead of chrec_convert.
6166 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6167 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6168 instead of PLUS_EXPR.
6169 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6170 PLUS_EXPR for pointers.
6171 (std_gimplify_va_arg_expr): Likewise.
6172 (fold_builtin_memory_op): Likewise.
6173 (fold_builtin_strstr): Likewise.
6174 (fold_builtin_strchr): Likewise.
6175 (fold_builtin_strrchr): Likewise.
6176 (fold_builtin_strpbrk): Likewise.
6177 (expand_builtin_memory_chk): Likewise.
6178 (fold_builtin_memory_chk): Likewise.
6179 (std_expand_builtin_va_start): Use
6180 sizetype for the call to make_tree and then convert
6181 to the pointer type.
6182 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6183 instead of PLUS_EXPR for adding to a pointer.
6184 (std_gimplify_va_arg_expr): Use fold_build2 for
6185 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6186 the operands to sizetype first and then cast the BIT_AND_EXPR
6187 back to the pointer type.
6188 * fold-const.c (build_range_check): Handle pointer types
6190 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6191 of PLUS_EXPR's. Make sure the offset is converted to
6193 (try_move_mult_to_index): Strip the NOPs from the offset.
6194 Remove code argument and replace all uses with PLUS_EXPR.
6195 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6196 specially. Don't use a pointer type for MINUS_EXPR.
6197 (fold_unary): Handle for (T1)(X op Y),
6198 only p+ as that is the only as that can be handled for
6199 binary operators now.
6200 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6202 <case PLUS_EXPR>: Add folding of PTR+INT into
6204 Don't call try_move_mult_to_index.
6205 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6206 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6207 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6208 Don't call try_move_mult_to_index.
6209 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6210 (tree_expr_nonzero_p): Likewise.
6211 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6212 of PLUS_EXPR for the complex expression folding.
6213 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6214 first chrec is a pointer type, then the second should
6215 be sizetype and not the first's type.
6216 For POINTER_PLUS_EXPR, use a different right hand side type.
6217 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6218 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6219 different right hand side type.
6220 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6221 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6222 instead of PLUS_EXPR.
6223 When either operand is zero, convert the other operand.
6224 (chrec_apply): Use chrec_convert_rhs
6225 on the argument x instead of chrec_convert.
6226 (reset_evolution_in_loop): For pointer types, the new_evol
6228 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6229 different right hand side type.
6230 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6231 (chrec_convert_rhs): New function.
6232 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6233 different right hand side type.
6234 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6235 * tree-chrec.h (chrec_convert_rhs): New prototype.
6236 (build_polynomial_chrec): For pointer types, the right hand
6237 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6238 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6239 Remove subtraction case as it is always addition now.
6240 Make sure the offset is converted to sizetype.
6241 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6242 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6243 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6244 PLUS_EXPR in pointer type.
6245 Handle POINTER_PLUS_EXPR.
6246 (tree_to_aff_combination): Likewise.
6247 (force_expr_to_var_cost): Likewise.
6248 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6249 instead of PLUS_EXPR for pointers.
6250 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6251 instead of PLUS_EXPR of pointer types.
6252 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6254 (check_va_list_escapes): Likewise.
6255 (check_all_va_list_escapes): Likewise.
6256 * dwarf2out.c (loc_descriptor_from_tree_1):
6257 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6258 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6259 (string_constant): Likewise.
6260 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6261 the offset to the base, use POINTER_PLUS_EXPR.
6262 (add_to_parts): Convert the index to sizetype.
6263 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6264 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6265 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6266 Offset only holds something for PLUS_EXPR.
6267 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6269 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6271 (analyze_accesses_for_modify_stmt): Likewise.
6272 Remove comment about the type being integral type as it is
6274 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6276 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6278 Correct the type which the artimentic is done in (is now
6281 * tree-data-ref.c (split_constant_offset): Handle
6283 * tree-affine.c (tree_to_aff_combination): Likewise.
6284 * c-typeck.c (build_unary_op): For pointers create the increment
6285 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6287 * gimplify.c (gimplify_self_mod_expr): Create a
6288 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6289 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6290 * tree.def (POINTER_PLUS_EXPR): New tree code.
6291 * tree-predcom.c (ref_at_iteration): If we have a pointer
6292 type do the multiplication in sizetype.
6293 * tree-mudflap.c (mf_xform_derefs_1): Create a
6294 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6295 * tree-ssa-forwprop.c
6296 (forward_propagate_addr_into_variable_array_index):
6297 Don't expect there to be a cast for the index as that
6298 does not exist anymore.
6299 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6300 instead of PLUS_EXPR.
6301 Don't check for the first operand of the POINTER_PLUS_EXPR
6302 was the index as it cannot be.
6303 Call forward_propagate_addr_into_variable_array_index with
6304 the SSA_NAME instead of the statement.
6305 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6306 (compare_constant): Likewise.
6307 (copy_constant): Likewise.
6308 (compute_reloc_for_constant): Likewise.
6309 (output_addressed_constants): Likewise.
6310 (initializer_constant_valid_p): Likewise.
6311 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6312 Convert the MIN/MAX of the inner type to the outer
6313 type before comparing them.
6314 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6315 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6316 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6317 of PLUS_EXPR for pointers.
6318 * tree-inline.c (estimate_num_insns_1): Handle
6320 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6321 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6322 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6323 instead of PLUS_EXPR for the pointer increment statement.
6324 (vect_update_ivs_after_vectorizer): For pointer types, create
6325 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6326 MULT_EXPR in sizetype.
6327 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6329 * tree-object-size.c (plus_expr_object_size): Handle
6330 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6331 code which is trying to figure out which side is a pointer and
6333 (check_for_plus_in_loops_1): Likewise.
6334 (check_for_plus_in_loops): Likewise.
6335 * c-common.c (pointer_int_sum): Create a
6336 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6337 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6338 only POINTER_PLUS_EXPR. Removing all the extra
6339 code which is trying to figure out which side is a pointer and
6341 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6342 PLUS_EXPR and MINUS_EXPR.
6343 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6345 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6346 with make_tree, instead of a pointer type.
6347 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6348 for pointers instead of PLUS_EXPR.
6349 (s390_gimplify_va_arg): Likewise.
6350 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6351 instead of PLUS_EXPR when doing addition on pointer
6352 types. Use sizetype for the second operand.
6353 (spu_gimplify_va_arg_expr): Likewise.
6354 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6355 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6356 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6357 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6358 for the pointer addition and also use size_int/sizetype
6360 (ix86_gimplify_va_arg): Likewise.
6361 Perform BIT_AND_EXPR on sizetype arguments.
6362 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6363 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6364 for the pointer additions and also use size_int for the offsets.
6365 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6366 additions and also use size_int for the offsets. Perform
6367 BIT_AND_EXPR on sizetype arguments.
6368 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6369 POINTER_PLUS_EXPR for pointers and create the
6370 BIT_AND_EXPR in sizetype.
6371 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6372 instead of PLUS_EXPR for pointer addition.
6373 (rs6000_va_start): Likewise.
6374 Also use sizetype for the offset.
6375 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6376 as PLUS_EXPR/MINUS_EXPR.
6377 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6378 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6379 Don't use BIT_AND_EXPR on a pointer type, convert the
6380 expression to sizetype first.
6381 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6383 (mips_gimplify_va_arg_expr): Likewise.
6384 Don't create BIT_AND_EXPR in a pointer type.
6386 2007-06-15 Eric Christopher <echristo@apple.com>
6388 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6389 (x86_64-*-darwin*): Ditto.
6390 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6393 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6395 * doc/extend.texi: Document behavior of __attribute__((aligned))
6398 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6400 * rtlanal.c (note_stores): Improve documentation.
6402 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6404 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6405 LOCAL_LABEL_PREFIX): Delete.
6406 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6407 (bfin_internal_label): Delete.
6409 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6411 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6412 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6413 otherwise define to LIBGCC2_TF_CEXT.
6414 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6415 (LIBGCC_TF_CEXT): Ditto.
6418 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6420 PR rtl-optimization/32339
6421 * df-scan.c (df_uses_record): Don't modify flags but just add to
6422 it for df_ref_record.
6424 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6426 * tree-mudflap.c: Fix whitespace issues.
6428 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6430 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6432 2007-06-14 Eric Christopher <echristo@apple.com>
6434 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6435 (movv4sf): Use gcc_unreachable instead of abort.
6437 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/sfp-machine.h (CMPtype): New define.
6441 (mach stubs): Use CMPtype instead of int as a return type.
6443 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6445 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6446 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6447 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6448 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6449 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6450 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6451 config/soft-fp/soft-fp.h: Update from glibc CVS.
6453 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6455 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6457 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6460 * config/v850/v850.c: Include dataflow header file.
6461 (substitute_ep_register): Fix typo.
6463 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6465 * configure.ac: Fix earlier checkin.
6466 * configure: Regenerated.
6468 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6470 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6471 * aclocal.m4: Regenerate.
6472 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6473 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6474 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6475 * configure: Regenerate.
6476 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6478 * Makefile.in (quickstrap): Build libgcc too.
6480 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6482 * configure.ac: Add --enable-checking=df. Explicitly mention that
6483 the variables are initialized as for "release".
6484 * df-core.c: Use it.
6485 * configure: Regenerate.
6486 * config.in: Regenerate.
6488 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6490 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6491 validate_replace_rtx instead of replace_rtx.
6492 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6494 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6496 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6497 (DWARF2_UNWIND_INFO): Override default if configured with
6499 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6500 (ENDFILE_SPEC): Add crtend.o.
6501 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6502 (ENDFILE_SPEC): Add crtend.o.
6503 (TARGET_USE_JCR_SECTION): Define.
6504 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6506 * config/i386/cygming-crtbegin.c: New file.
6507 * config/i386/cygming-crtend.c: New file.
6509 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6511 * config/i386/w32-unwind.h: New file.
6513 2007-06-13 Eric Christopher <echristo@apple.com>
6515 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6516 the user set a value below STACK_BOUNDARY.
6518 2007-06-13 Thiemo Seufer <ths@networkno.de>
6520 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6521 imply -lpthread for -pthread.
6523 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6525 * basic-block.h: Remove the prototype for
6526 free_basic_block_vars.
6527 * cfglayout.h: Remove the prototype for
6528 insn_locators_initialize.
6529 * tree.h: Remove the prototype for emit_line_note.
6531 * tree-ssa-pre.c (mergephitemp): Remove.
6532 (init_pre): Don't use mergephitemp.
6534 2007-06-13 Eric Christopher <echristo@apple.com>
6536 * config/i386/i386.c (override_options): If we've specified
6537 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6539 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6541 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6544 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6546 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6547 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6548 (eh_store_handler): New pattern.
6549 (eh_return): Emit it instead of a plain move.
6551 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6554 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6555 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6558 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6560 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6561 (find_next_insn_start, find_load): New functions.
6562 (bfin_reorg): Use them to deal with the fact that parallel insns are
6563 no longer represented as a SEQUENCE.
6565 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6567 * config/sparc/sparc.c (sparc_override_options): Initialize
6570 2007-06-13 Dave Korn <dave.korn@artimi.com>
6572 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6575 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6577 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6578 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6579 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6580 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6581 tree-vect-transform.c: Fix comment typos. Follow spelling
6584 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6586 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6587 to the exit block use set.
6588 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6589 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6590 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6592 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6594 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6595 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6596 to indicate an error.
6597 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6599 (dbg_cnt_process_opt): Print an error on a bad argument.
6600 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6601 * common.opt (-fdbg-cnt-list): New.
6602 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6604 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6606 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6607 flag on ref-all pointers.
6609 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6612 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6613 for the offset with the modifier as EXPAND_INITIALIZER
6614 if the modifier is EXPAND_INITIALIZER.
6615 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6616 a register if we had an overflow.
6618 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6620 * real.c (real_isfinite): New.
6621 (real_sqrt): Use it.
6622 * real.h (real_isfinite): New.
6623 * builtins.c: Use it.
6625 2007-06-12 Ian Lance Taylor <iant@google.com>
6626 Daniel Berlin <dberlin@dberlin.org>
6629 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6630 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6631 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6632 (DECL_NO_TBAA_P): Define.
6633 (struct tree_decl_common): Add no_tbaa_flag field.
6634 * tree-ssa-structalias.c (struct variable_info): Add
6635 no_tbaa_pruning field.
6636 (new_var_info): Initialize no_tbaa_pruning field.
6637 (unify_nodes): Copy no_tbaa_pruning field.
6638 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6639 (dump_solution_for_var): Print no_tbaa_pruning flag.
6640 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6642 (compute_tbaa_pruning): New static function.
6643 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6644 Call compute_tbaa_pruning.
6645 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6646 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6647 * gimple-low.c (lower_stmt): Likewise.
6648 * tree-gimple.c (is_gimple_stmt): Likewise.
6649 * tree-ssa-operands.c (get_expr_operands): Likewise.
6650 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6651 * tree-inline.c (estimate_num_insns_1): Likewise.
6652 (copy_result_decl_to_var): Likewise.
6653 * expr.c (expand_expr_real_1): Likewise.
6654 * tree-pretty-print.c (dump_generic_node): Likewise.
6655 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6656 * omp-low.c (omp_copy_decl_2): Likewise.
6657 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6658 * doc/c-tree.texi (Expression trees): Document
6659 CHANGE_DYNAMIC_TYPE_EXPR.
6661 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6663 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6664 with !HONOR_NANS and !HONOR_INFINITIES.
6665 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6667 2007-06-12 Tristan Gingold <gingold@adacore.com>
6669 * gcov.c: Comments updated.
6670 (source_info): Add file_time field.
6671 (source_index): New variable.
6672 (mutiple_files): New variable.
6673 (generate_results): New function extracted from process_file.
6674 (process_file): Save and restore chain of functions, generate
6675 results and free structures only if not merging results.
6676 (release_structures): File names are now freed in create_file_names
6677 (create_file_names): Free previous file names.
6678 (find_source): File date is now read here and modifications in
6679 source files is checked here.
6680 (read_graph_file): Only reverse order of functions for the current
6682 (make_gcov_file_name): Do not generate long names if input_name is
6684 (output_lines): If merging results do not display graph, data and
6686 Checking source file modification is done in find_source.
6688 * doc/gcov.texi: Append an s to sourcefile.
6690 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6692 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6693 (forced_nop): New pattern.
6694 * config/bfin/bfin.c: Include "df.h".
6695 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6696 (bfin_discover_loop): Use df_get_live_in instead of
6697 global_live_at_start.
6698 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6699 df_analyze when done.
6700 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6701 the insns. Use QImode for the final insn in a bundle. Call
6702 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6704 (reorder_var_tracking_notes): New function.
6705 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6706 update_life_info. Call df_analyze after scheduling and bundle
6707 generation. Call reorder_var_tracking_notes if generating these
6708 notes. Call df_finish_pass at the end.
6710 2007-06-12 Dirk Mueller <dmueller@suse.de>
6712 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6713 a comparison, not an assignment.
6715 2007-06-12 Olivier Hainque <hainque@adacore.com>
6717 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6718 Request walking the subtrees only, leaving the current is_lhs/val_only
6720 (convert_non_local_reference): Likewise.
6722 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6724 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6726 2007-06-12 Richard Guenther <rguenther@suse.de>
6728 PR tree-optimization/15353
6729 PR tree-optimization/31657
6730 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6731 * timevar.def: Add TV_TREE_IFCOMBINE.
6732 * tree-pass.h (pass_tree_ifcombine): Declare.
6733 * tree-ssa-ifcombine.c: New file.
6734 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6735 * tree-flow.h (blocks_in_phiopt_order): Declare.
6736 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6737 (tree-ssa-ifcombine.o): New dependencies.
6739 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6741 PR rtl-optimization/32293
6742 * combine.c (simplify_if_then_else): Truncate return from
6743 nonzero_bits() to correct mode.
6745 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6747 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6748 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6750 2007-06-11 Diego Novillo <dnovillo@google.com>
6752 * Makefile.in (reload1.o-warn): Remove.
6754 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6756 * combine.c (subst): Use reg_overlap_mentioned_p
6757 instead of comparing register numbers directly.
6759 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6761 * reload1.c (mark_home_live_1): Use the mode parameter.
6763 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6765 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6766 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6770 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6772 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6774 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6776 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6777 from integer registers.
6778 (FP mode splitters): Handle TFmode.
6780 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6782 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6783 for ref-all pointers that point-to anything.
6785 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6787 * config/arm/arm.c (arm_output_dwarf_dtprel,
6788 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6790 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6792 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6793 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6796 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6798 * gcc/tree.c (signed_or_unsigned_type_for): New.
6799 (unsigned_type_for): Use signed_or_unsigned_type_for.
6800 (signed_type_for): Use signed_or_unsigned_type_for.
6801 * gcc/tree.h (signed_or_unsigned_type_for): New.
6802 (get_signed_or_unsigned_type): Remove.
6803 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6804 lang_hooks.types.signed_type
6805 (size_diffop): Likewise.
6806 (all_ones_mask_p): Likewise.
6807 (build_range_check): Likewise.
6808 (fold_cond_expr_with_comparison): Likewise.
6809 (fold_cond_expr_with_comparison): Likewise.
6810 (unextend): Likewise.
6811 (extract_muldiv_1): Likewise.
6812 (fold_single_bit_test_into_sign_test): Likewise.
6813 (fold_binary): Likewise.
6814 (fold_ternary): Likewise.
6815 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6816 instead of get_signed_or_unsigned_type.
6817 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6818 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6819 * gcc/expr.c (signed_or_unsigned_type_for): Use
6820 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6821 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6822 (lhd_signed_or_unsigned_type): Remove.
6823 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6824 signed_or_unsigned_type.
6825 (lhd_signed_or_unsigned_type): Remove.
6826 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6827 lang_hooks.types.signed_type.
6828 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6829 c_common_signed_type instead of lang_hooks.types.signed_type.
6830 (c_common_unsigned_type): New.
6831 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6832 (shorten_compare): Use c_common_unsigned_type instead of
6833 c_common_signed_or_unsigned_type.
6834 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6836 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6837 lang_hooks.types.signed_type.
6838 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6839 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6840 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6841 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6842 instead of unsigned_type_for.
6843 * gcc/c-decl.c (groakdeclarator): Likewise.
6844 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6845 * gcc/c-common.h (c_common_unsigned_type): New.
6847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6850 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6851 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6853 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6856 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6857 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6859 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6860 Sebastian Pop <sebpop@gmail.com>
6862 * lambda-code.c (remove_iv): New.
6863 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6865 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6867 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6868 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6869 * tree-ssa-loop-prefetch.c: Include optabs.h.
6870 (FENCE_FOLLOWING_MOVNT): New macro.
6871 (struct mem_ref): Add independent_p and storent_p fields.
6872 (record_ref): Initalize the new fields.
6873 (gather_memory_references_ref): Return true if the reference
6875 (gather_memory_references): Check whether all memory accesses
6876 in loop were recorded.
6877 (should_issue_prefetch_p): Return false for nontemporal stores.
6878 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6879 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6880 (determine_loop_nest_reuse): Detect independent memory references.
6881 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6882 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6883 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6884 * config/i386/i386.h (x86_mfence): Declare.
6885 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6886 * config/i386/i386.c (x86_mfence): New variable.
6887 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6889 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6890 * optabs.c (init_optabs): Initialize storent_optab.
6891 * optabs.h (enum optab_index): Add OTI_storent.
6892 (storent_optab): Declare.
6893 * genopinit.c (optabs): Add initialization for storent_optab.
6894 * tree.h (MOVE_NONTEMPORAL): New macro.
6895 * expr.c (expand_assignment, store_expr, store_constructor_field,
6896 store_constructor, store_field, expand_expr_real_1): Propagate
6897 nontemporality of the expanded store.
6898 (emit_storent_insn): New function.
6899 * expr.h (expand_assignment, store_expr): Declaration changed.
6900 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6901 to expand_assignment.
6902 * stmt.c (expand_asm_expr): Ditto.
6903 * calls.c (initialize_argument_information): Pass false as
6904 nontemporality to store_expr.
6905 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6908 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6910 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6912 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6914 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6916 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6917 and allow DECL_P here.
6919 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6921 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6922 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6923 track of the size of the expression.
6924 * cfghooks.c (merge_blocks): Remove block from loops structure only
6925 after call of the merge_blocks hook.
6927 2007-06-09 Tom Tromey <tromey@redhat.com>
6929 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6930 (deprecated_state): Removed.
6931 (start_decl): Update.
6932 (enum deprecated_states): Moved earlier.
6933 (groktypename): Update.
6934 (push_parm_decl): Likewise.
6935 (grokfield): Likewise.
6936 (start_function): Likewise.
6938 2007-06-09 Ian Lance Taylor <iant@google.com>
6940 PR tree-optimization/32169
6941 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6942 CONVERT_EXPR, check whether min and max both converted to an
6943 overflow infinity representation.
6945 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6947 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6948 not inserted on the edge.
6950 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6952 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6953 instructions if they are supported.
6954 (__divsi3, __umodsi3, __modsi3): Likewise.
6955 (__ashldi3, __ashrdi3, __lshrdi3): New.
6956 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6958 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6959 Tony Linthicum <tony.linthicum@amd.com>
6961 * doc/invoke.texi: Add fvect-cost-model flag.
6962 * common.opt (fvect-cost-model): New flag.
6963 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6964 cost fields in stmt_vec_info struct for STMT.
6965 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6966 fields in stmt_vec_info struct and access functions for the same.
6967 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6968 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6969 load, store and vector to scalar operation.
6970 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6971 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6972 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6973 (TARG_VEC_STORE_COST): Define cost of vector store.
6974 (vect_estimate_min_profitable_iters): Define new function.
6975 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6976 check to evaluate if loop iterations are less than minimum profitable
6977 iterations determined by cost model or minimum vect loop bound defined
6978 by user, whichever is more conservative.
6979 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6980 run-time check to evaluate if loop iterations are less than minimum
6981 profitable iterations determined by cost model or minimum vect loop
6982 bound defined by user, whichever is more conservative.
6983 (vect_estimate_min_profitable_iterations): New function to estimate
6984 mimimimum iterartions required for vector version of loop to be
6985 profitable over scalar version.
6986 (vect_model_reduction_cost): New function.
6987 (vect_model_induction_cost): New function.
6988 (vect_model_simple_cost): New function.
6989 (vect_cost_strided_group_size): New function.
6990 (vect_model_store_cost): New function.
6991 (vect_model_load_cost): New function.
6992 (vectorizable_reduction): Call vect_model_reduction_cost during
6994 (vectorizable_induction): Call vect_model_induction_cost during
6996 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6997 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6998 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6999 vectorizable_promotion, vectorizable_demotion): Call
7000 vect_model_simple_cost during analysis phase.
7002 2007-06-08 Simon Baldwin <simonb@google.com>
7004 * reg-stack.c (get_true_reg): Readability change. Moved default case
7005 label into direct switch statement scope.
7007 2007-06-08 Simon Baldwin <simonb@google.com>
7009 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7010 in gcc_assert() with '==' comparison.
7012 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7015 TARGET_ABM handling of x86_popcnt variable.
7017 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7019 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7020 __builtin_copysignq and __builtin_infq built-in functions.
7022 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7024 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7025 SSE4.2 section. Correct built-in function names in SSE4A section.
7027 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7029 PR tree-optimization/32243
7030 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7031 for ncopies after ratio check between nunits_out and nunits_in.
7032 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7034 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7036 PR tree-optimization/32224
7037 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7038 vectorization upon a non GIMPLE_MODIFY_STMT.
7040 2007-06-08 Christian Bruel <christian.bruel@st.com>
7043 * config/sh/sh.md (doloop_end): New pattern and splitter.
7044 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7046 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7049 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7051 (verify_dominators): Do not change dominance tree.
7053 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7055 * config/sh/constraints.md: New file.
7056 * config/sh/sh.c: Include tm-constrs.h.
7057 (reg_class_from_letter): Remove.
7058 (prepare_cbranch_operands): Use satisfies_constraint_*
7059 function instead of macro.
7060 (andcosts, broken_move, sh_secondary_reload): Likewise.
7061 * config/sh/predicates.md (trapping_target_operand): Likewise.
7062 (and_operand, arith_operand, arith_reg_or_0_operand,
7063 cmp_operand, logical_operand, target_operand,
7064 ua_address_operand, ua_offset, xor_operand): Likewise.
7065 * config/sh/sh.md: Include constraints.md.
7066 (*movsicc_t_false): Use satisfies_constraint_* function
7068 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7069 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7070 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7071 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7072 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7073 (REG_CLASS_FROM_CONSTRAINT): Remove.
7074 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7075 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7076 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7077 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7078 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7079 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7080 function instead of macro.
7081 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7082 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7083 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7084 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7085 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7086 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7087 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7088 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7089 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7090 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7091 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7092 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7093 EXTRA_CONSTRAINT_STR): Likewise.
7094 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7096 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7098 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7100 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7103 * c-common.h (flag_cpp0x): Replaced by...
7104 (cxx_dialect): ... this new variable specifying the C++ dialect that
7106 * c-common.c (flag_cpp0x): Removed.
7107 (cxx_dialect): Defined.
7108 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7110 * c-opts.c (c_common_post_options): Likewise.
7111 (set_std_cxx98): Set cxx_dialect to cxx98.
7112 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7114 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7115 Hui-May Chang <hm.chang@apple.com>
7117 * doc/invoke.texi (Darwin Options): Update documentation for
7118 -mmacosx-version-min.
7119 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7120 * config/darwin-driver.c: New file.
7121 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7122 * config/t-darwin (darwin-driver.o): New rule.
7124 * config/darwin-c.c (version_as_macro): Ignore low digit.
7126 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7129 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7130 (CSGNMODE): New mode macro.
7131 (CSGNVMODE): New mode attribute.
7132 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7133 expander using CSGNMODE mode macro. Handle TFmode.
7134 (copysign<mode>3_const): Rename from copysignsf3_const and
7135 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7137 (copysign<mode>3_var): Rename from copysignsf3_var and
7138 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7140 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7141 mode macro. Handle TFmode.
7142 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7143 (iortf3, *iortf3): Ditto.
7144 (xortf3, *xortf3): Ditto.
7145 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7146 TFmode and TImode masks.
7147 (ix86_expand_copysign): Expand TFmode copysign insn.
7148 (IX86_BUILTIN_INFQ): New.
7149 (IX86_BUILTIN_FABSQ): Ditto.
7150 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7151 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7152 [__builtin_fabsq]: Ditto.
7153 [__builtin_copysignq]: Ditto.
7154 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7155 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7156 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7157 ix86_expand_binop_builtin().
7159 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7161 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7163 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7166 * rtl.h (push_to_sequence2): New.
7167 * emit-rtl.c (push_to_sequence2): New.
7168 * function.c (assign_parm_data_all): Add new fields.
7169 (assign_parm_setup_block): Call push_to_sequence2 instead of
7171 (assign_parm_setup_reg): Ditto.
7172 (assign_parm_setup_stack): Ditto.
7173 (assign_parms_unsplit_complex): Ditto.
7174 (assign_parms): Change field name.
7176 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7178 PR tree-optimization/32220
7179 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7180 phi node is reached before defining statement.
7182 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7185 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7186 after changing the right hand side of the assignment.
7188 2007-06-06 Eric Christopher <echristo@apple.com>
7190 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7191 (x86_64-*-darwin*): Ditto.
7192 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7193 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7195 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7197 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7199 (add_key): Likewise.
7200 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7201 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7203 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7205 (add_cost_one_coalesce): Likewise.
7206 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7207 variable names. Rename orig to orig_name for consistency.
7208 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7210 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7212 (record_equivalences_from_stmt): Likewise.
7213 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7214 the coding conventions.
7215 (memory_ssa_name_same): Likewise.
7216 (dse_optimize_stmt): Likewise.
7217 (dse_record_phis): Likewise.
7218 (dse_finalize_block): Likewise.
7219 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7220 keywords as variable names.
7221 (may_move_till): Cast according to the coding conventions.
7222 (force_move_till_expr): Avoid using C++ keywords as variable names.
7223 (force_move_till): Cast according to the coding conventions.
7224 (memref_hash): Likewise.
7225 (memref_eq): Likewise.
7226 (gather_mem_refs_stmt): Likewise.
7227 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7228 using C++ keywords as variable names.
7229 (idx_find_step): Cast according to the coding conventions.
7230 (idx_record_use): Likewise.
7231 (find_depends): Likewise.
7232 (prepare_decl_rtl): Likewise.
7233 (mbc_entry_hash): Likewise.
7234 (mbc_entry_eq): Likewise.
7235 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7236 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7237 (idx_infer_loop_bounds): Cast according to the coding conventions.
7238 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7239 * tree-ssa-math-opts.c (occ_new ): Likwise.
7240 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7242 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7244 (add_use_op): Likewise.
7245 (add_vop): Likewise.
7246 (add_vuse_op): Likewise.
7247 (add_vdef_op): Likewise.
7248 (get_expr_operands): Likewise.
7249 (push_stmt_changes): Use type safe memory macros.
7250 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7251 keywords as variable names.
7252 (conditional_replacement): Likewise.
7253 (minmax_replacement): Likewise.
7254 (abs_replacement): Likewise.
7255 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7257 (insert_fake_stores): Avoid using C++ keywords as variable names.
7258 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7260 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7261 (heapvar_insert): Use type safe memory macros.
7262 (new_var_info): Cast according to the coding conventions.
7263 (new_constraint): Likewise.
7264 (remove_preds_and_fake_succs): Use type safe memory macros.
7265 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7267 (thread_single_edge): Likewise.
7268 (thread_through_loop_header): Likewise.
7270 2007-06-06 Eric Christopher <echristo@apple.com>
7272 * config/i386/i386.c (override_options): Move handling
7273 of TARGET_SUBTARGET* earlier.
7275 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7277 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7280 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7282 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7283 emited outside of basic block.
7284 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7286 * rtl.h (delete_insn_chain): Declaration changed.
7287 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7289 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7290 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7291 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7292 to delete_insn_chain.
7293 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7294 do not have bb field set.
7295 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7297 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7298 * cfgcleanup.c (try_optimize_cfg): Ditto.
7300 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7302 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7303 (lambda_body_vector_new): Use type safe memory macros.
7304 (lambda_linear_expression_new): Likewise.
7305 (lambda_loopnest_new): Likewise.
7306 (lambda_lattice_new): Likewise.
7307 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7308 conventions. Use type safe memory macros.
7309 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7310 (lambda_body_vector_s): Likewise.
7311 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7312 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7314 2007-06-06 Richard Guenther <rguenther@suse.de>
7316 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7317 if we need to schedule cfg_cleanup.
7318 (tree_ssa_forward_propagate_single_use_vars): Do so.
7320 2007-06-06 Ian Lance Taylor <iant@google.com>
7322 * fold-const.c (merge_ranges): If range_successor or
7323 range_predecessor fail, just return 0.
7325 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7327 PR tree-optimization/32216
7328 * tree-vectorizer.c (supportable_widening_operation): Determine
7329 signedness of FIX_TRUNC_EXPR from output operand.
7330 (supportable_narrowing_operation): Ditto.
7331 * tree-vect-generic.c (expand_vector_operations_1): Determine
7332 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7335 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7337 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7338 (struct pta): ...from here. Change flags to unsigned to avoid
7339 excessive casting (as it is used as a bit mask).
7340 (override_options): Add casts according to the coding convenventions.
7341 (x86_64_elf_unique_section): Likewise.
7342 (examine_argument): Avoid using C++ keywords as variable names.
7343 (construct_container): Likewise.
7344 (legitimize_pic_address): Likewise.
7345 (get_dllimport_decl): Cast according to the coding conventions. Use
7346 type safe memory macros.
7347 (legitimize_address): Cast according to the coding conventions.
7348 (emit_i387_cw_initialization): Corrected the type of slot to enum
7350 (ix86_init_machine_status): Use type safe memory macros.
7351 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7352 (bdesc_pcmpistr): Likewise.
7353 (bdesc_crc32): Likewise.
7354 (bdesc_sse_3arg): Likewise.
7355 (bdesc_2arg): Likewise.
7356 (bdesc_1arg): Likewise.
7357 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7358 (ix86_expand_sse_pcmpistr): Likewise.
7359 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7360 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7361 int to match the langhook definition.
7362 (ix86_builtin_conversion): Change the type of code to unsigned init to
7363 match the langhook definition.
7364 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7366 (ix86_preferred_output_reload_class): Likewise.
7367 (ix86_cannot_change_mode_class): Likewise.
7368 (ix86_memory_move_cost): Likewise.
7369 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7370 avoid excessive casting later on.
7371 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7376 as flags setting insn.
7377 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7379 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7381 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7382 (UNSPEC_ROUND): New.
7383 ("sse4_1_round<mode>2"): New insn pattern.
7384 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7386 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7387 expander using SSEMODEF mode macro. Expand using
7388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7389 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7390 expander using SSEMODEF mode macro. Expand using
7391 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7392 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7393 expander using SSEMODEF mode macro. Expand using
7394 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7395 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7396 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7397 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7400 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7401 Sebastian Pop <sebpop@gmail.com>
7403 * lambda.h (build_linear_expr): New.
7404 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7405 Use build_linear_expr, call fold and force_gimple_operand.
7406 (lambda_loopnest_to_gcc_loopnest): Check that there is
7407 something to insert.
7408 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7410 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7412 PR preprocessor/23479
7413 * doc/extend.texi: Document the 0b-prefixed binary integer
7416 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7418 PR tree-optimization/32215
7419 * tree-vectorizer.c (supportable_widening_operation): Return false
7420 for unsupported FIX_TRUNC_EXPR tree code.
7421 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7423 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7425 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7426 register on SPE targets. Change documentation to reflect
7428 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7429 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7430 out of the register allocation pool.
7431 (rs6000_reg_live_or_pic_offset_p): New function.
7432 (rs6000_emit_prologue): Move the actual saving of LR up to free
7433 r0 for holding r11. Split saving of SPE 64-bit registers into
7434 its own case. Ensure that offsets will always be in-range for
7435 'evstdd' by using r11 as a scratch register to point at the start
7436 of the SPE save area. Save r11 if necessary, as it is the static
7438 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7439 into its own case. Ensure that offsets will always be in-range
7440 for 'evldd' by using r11 as a scratch register to point at the
7441 start of the SPE save area. Also adjust r11 when restoring
7442 the stack pointer to compensate for pre-loading r11.
7444 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7446 * cfg.c (init_flow): Use type safe memory macros.
7447 (alloc_block): Likewise.
7448 (unchecked_make_edge): Likewise.
7449 (dump_flow_info): Avoid using C++ keywords as variable names.
7450 (copy_original_table_clear): Cast according to the coding conventions.
7451 (copy_original_table_set): Likewise.
7452 * cfgexpand (label_rtx_for_bb): Likewise.
7453 (expand_gimple_basic_block): Likewise.
7454 * cfghooks.c (dump_bb): Likewise.
7455 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7457 (lv_add_condition_to_bb): Likewise.
7458 * cfglayout (relink_block_chain): Cast according to the coding
7460 (fixup_reorder_chain): Likewise.
7461 (fixup_fallthru_exit_predecessor): Likewise.
7462 * cfgloop.c (glb_enum_p): Likewise.
7463 (get_exit_description): Likewise.
7464 (dump_recorded_exit): Likewise.
7465 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7466 (struct loop): ... from here.
7467 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7469 * cfgrtl.c (rtl_create_basic_block): Likewise.
7470 (rtl_split_block): Likewise.
7471 (rtl_dump_bb): Likewise.
7472 (cfg_layout_split_block): Likewise.
7473 (init_rtl_bb_info): Use typesafe memory macros.
7475 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7476 * graphds.h: Updated all usages of edge to graph_edge.
7477 * graphds.c: Likewise.
7478 * cfgloopanal.c: Likewise.
7480 2007-06-05 Ian Lance Taylor <iant@google.com>
7482 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7483 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7484 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7486 (test_for_singularity): Likewise.
7488 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7490 * config/i386/constraints.md ("Y2"): Replaced by ...
7492 * config/i386/i386.md: Likewise.
7493 * config/i386/mmx.md: Likewise.
7494 * config/i386/sse.md: Likewise.
7496 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7498 * config/i386/constraints.md ("z"): Replaced by ...
7500 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7501 (sse4_1_blendvps): Likewise.
7502 (sse4_1_pblendvb): Likewise.
7503 (sse4_2_pcmpestr): Likewise.
7504 (sse4_2_pcmpestrm): Likewise.
7505 (sse4_2_pcmpestr_cconly): Likewise.
7506 (sse4_2_pcmpistr): Likewise.
7507 (sse4_2_pcmpistrm): Likewise.
7508 (sse4_2_pcmpistr_cconly): Likewise.
7510 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7512 * matrix-reorg.c (transform_access_sites): Fix computation.
7513 (transform_allocation_sites): Same.
7515 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7517 * config/i386/i386.c (override_options): Use
7518 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7520 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7522 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7523 (nonimm_not_xmm0_operand): Ditto.
7524 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7525 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7526 as operand[2] predicate. Require "z" class XMM register for
7527 operand[3]. Adjust asm template.
7528 ("sse4_1_blendvpd"): Ditto.
7529 ("sse4_1_pblendvb"): Ditto.
7530 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7531 force op2 into xmm0 register for variable blend instructions.
7533 2007-06-04 Tom Tromey <tromey@redhat.com>
7535 * c-tree.h (start_enum): Update.
7536 (build_enumerator): Likewise.
7537 * c-decl.c (enum_next_value): Removed.
7538 (enum_overflow): Likewise.
7539 (start_enum): Add c_enum_contents argument. Don't use globals.
7540 (build_enumerator): Likewise.
7541 * c-tree.h (struct c_enum_contents): New struct.
7543 2007-06-04 Tom Tromey <tromey@redhat.com>
7545 * c-common.c (c_common_get_alias_set): Fix indentation.
7547 2007-06-04 Ian Lance Taylor <iant@google.com>
7549 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7550 to overflow, reduce overflow infinity to regular infinity.
7551 (vrp_var_may_overflow): New static function.
7552 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7554 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7556 * stor-layout.c (layout_type): Remove duplicate code.
7558 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7561 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7562 before build_common_builtin_nodes ().
7564 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7567 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7569 2007-06-04 Jan Hubicka <jh@suse.cz>
7571 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7572 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7573 instead of _stat version.
7575 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7577 PR tree-optimization/32194
7578 * tree-predcom.c (determine_offset): Check that both references have
7581 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7583 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7584 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7585 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7586 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7587 Add argument to iterate_fix_dominators call.
7588 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7589 * gcse.c (hoist_code): Change domby to vector.
7590 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7591 Add argument to iterate_fix_dominators call.
7592 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7593 recompute_dominator.
7594 * lambda-code.c (perfect_nestify): Ditto.
7595 * cfgloopanal.c: Include graphds.h.
7596 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7597 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7598 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7600 * graphds.c: New file.
7601 * graphds.h: New file.
7602 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7603 (get_dominated_by, get_dominated_by_region): Change return type to
7605 (verify_dominators): Recompute all dominators and compare the results.
7606 (recount_dominator): Renamed to ...
7607 (recompute_dominator): ... this. Do not check that the block is
7609 (iterate_fix_dominators): Reimplemented.
7610 (prune_bbs_to_update_dominators, root_of_dom_tree,
7611 determine_dominators_for_sons): New functions.
7612 * et-forest.c (et_root): New function.
7613 * et-forest.h (et_root): Declare.
7614 * Makefile.in (graphds.o): Add.
7615 (cfgloopanal.o): Add graphds.h dependency.
7616 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7617 * basic-block.h (get_dominated_by, get_dominated_by_region,
7618 iterate_fix_dominators): Declaration changed.
7619 (recount_dominator): Renamed to ...
7620 (recompute_dominator): ... this.
7621 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7622 (thread_through_all_blocks): Do not free dominance info.
7624 2007-06-03 Andreas Schwab <schwab@suse.de>
7626 * config/m68k/m68k.c (override_options): Don't override
7628 * config/m68k/m68k-modes.def (SF, DF): Define to use
7629 motorola_single_format and motorola_double_format, resp.
7630 * real.c (motorola_single_format): Renamed from
7631 coldfire_single_format.
7632 (motorola_double_format): Renamed from coldfire_double_format.
7633 (encode_ieee_extended): Generate a proper canonical NaN image
7634 respecting canonical_nan_lsbs_set.
7635 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7637 * real.h: Adjust declarations.
7639 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7642 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7643 the symbol is generated with the stack protector.
7645 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7647 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7648 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7650 * doc/extend.texi (interrupt): Mention m68k.
7652 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7654 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7655 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7656 (ix86_expand_sse_pcmpestr): Do not check operands for
7657 "register_operand", when insn operand predicate is "register_operand".
7658 (ix86_expand_sse_pcmpistr): Ditto.
7660 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7661 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7664 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7665 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7666 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7667 * config/i386/constraints.md ("z"): New register constraint
7668 for members of SSE_FIRST_REG class.
7669 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7670 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7671 SSE_FIRST_REG class.
7672 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7673 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7674 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7675 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7676 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7677 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7678 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7679 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7680 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7681 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7682 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7683 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7684 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7685 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7686 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7687 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7688 (struct builtin_description): Change "flag" field to unsigned.
7689 (bdesc_pcmpestr): New builtin description table.
7690 (bdesc_pcmpistr): Likewise.
7691 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7692 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7693 Initialize pcmp[ei]str[im] insns for SSE4.2.
7694 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7695 (ix86_expand_sse_pcmpistr): Likewise.
7696 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7697 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7698 (UNSPEC_PCMPISTR): Likewise.
7699 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7700 (sse4_2_pcmpestri):New isns pattern.
7701 (sse4_2_pcmpestrm): Likewise.
7702 (sse4_2_pcmpestr_cconly): Likewise.
7703 (sse4_2_pcmpistr): New insn patern and splitter.
7704 (sse4_2_pcmpistri):New isns pattern.
7705 (sse4_2_pcmpistrm): Likewise.
7706 (sse4_2_pcmpistr_cconly): Likewise.
7707 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7710 2007-06-01 David Daney <ddaney@avtrex.com>
7712 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7713 LOADGP_ABSOLUTE and not binds_local_p.
7715 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7717 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7719 2007-06-01 Ian Lance Taylor <iant@google.com>
7721 * tree-vrp.c (compare_name_with_value): Always set
7722 used_strict_overflow if we get a result from the variable itself.
7724 2007-06-01 Ian Lance Taylor <iant@google.com>
7726 PR rtl-optimization/31455
7727 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7728 subregs which have a cast between modes which are not tieable.
7730 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7732 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7733 breaks after return statements.
7735 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7737 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7738 only after no_new_pseudos.
7740 2007-05-31 Eric Christopher <echristo@apple.com>
7742 * expr.c (convert_move): Assert that we don't have a BLKmode
7744 (store_expr): Handle BLKmode moves by calling emit_block_move.
7746 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7748 * c-typeck.c (build_indirect_ref): Include type in error message.
7749 (build_binary_op): Pass types to binary_op_error.
7750 * c-common.c (binary_op_error): Take two type arguments, print out
7752 * c-common.h (binary_op_error): Update prototype.
7754 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7756 * config/i386/i386.c: Correct coments on -mno-sse4.
7758 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7760 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7761 (x86_64-*-*): Likewise.
7762 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7763 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7764 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7765 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7766 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7767 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7768 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7769 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7770 (OPTION_MASK_ISA_SSE4): Likewise.
7771 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7772 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7773 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7774 (override_options): Support SSE4.2.
7775 (ix86_build_const_vector): Support SImode and DImode.
7776 (ix86_build_signbit_mask): Likewise.
7777 (ix86_expand_int_vcond): Support V2DImode.
7778 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7779 (IX86_BUILTIN_CRC32HI): Likewise.
7780 (IX86_BUILTIN_CRC32SI): Likewise.
7781 (IX86_BUILTIN_CRC32DI): Likewise.
7782 (IX86_BUILTIN_PCMPGTQ): Likewise.
7783 (bdesc_crc32): Likewise.
7784 (bdesc_sse_3arg): Likewise.
7785 (ix86_expand_crc32): Likewise.
7786 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7787 (ix86_expand_builtin): Likewise.
7788 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7789 __SSE4_2__ for -msse4.2.
7790 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7791 (CRC32MODE): Likewise.
7792 (crc32modesuffix): Likewise.
7793 (crc32modeconstraint): Likewise.
7794 (sse4_2_crc32<mode>): Likewise.
7795 (sse4_2_crc32di): Likewise.
7796 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7798 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7799 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7800 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7801 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7802 (vcondu<mode>): Likewise.
7803 * doc/extend.texi: Document SSE4.2 built-in functions.
7804 * doc/invoke.texi: Document -msse4.2/-msse4.
7806 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7808 PR tree-optimization/32160
7809 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7810 variable as gimple reg.
7811 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7813 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7815 * gcc.c (main): Don't consider linker options when issuing the
7816 warning about a linker input file not being used.
7818 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7820 * tree-vrp.c (compare_names): Initialize sop.
7822 2007-05-30 Dirk Mueller <dmueller@suse.de>
7824 * cgraphunit.c (cgraph_analyze_function): Remove
7825 computation of inline parameters.
7827 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7829 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7831 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7833 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7834 Add vx-common.h. Include vxworks.h between vx-common.h and
7836 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7838 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7839 (TARGET_ASM_DESTRUCTOR): Likewise.
7840 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7841 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7842 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7843 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7844 (VXWORKS_ENDIAN_SPEC): Define.
7845 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7846 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7847 VXWORKS_* equivalents.
7848 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7849 (ASM_FILE_START): Delete.
7850 (TARGET_VERSION): Reformat.
7851 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7852 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7853 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7854 (FPBIT, DPBIT): Define.
7855 (fp-bit.c, dp-bit.c): New rules.
7856 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7857 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7858 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7859 * config/arm/arm.h: Include vxworks-dummy.h.
7860 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7861 Mark with ATTRIBUTE_UNUSED.
7862 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7863 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7864 make it incompatible with -msingle-pic-base.
7865 (arm_function_ok_for_sibcall): Return false for calls that might
7866 go through a VxWorks PIC PLT entry.
7867 (require_pic_register): New function, split out from...
7868 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7870 (arm_load_pic_register): Handle the VxWorks RTP initialization
7871 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7872 (arm_emit_call_insn): New function.
7873 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7874 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7875 (pic_offset_arm): New pattern.
7876 (call, call_value): Use arm_emit_call_insn.
7877 (call_internal, call_value_internal): New expanders.
7878 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7879 VxWorks unless __PIC__.
7881 2007-05-30 Eric Christopher <echristo@gmail.com>
7883 * genrecog.c: Include regs.h in generated file.
7884 * genemit.c: Ditto. Fix up formatting.
7885 * config/mn10300/constraints.md: New.
7886 * config/mn10300/mn10300.md: Include.
7887 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7888 Fix up for removed macro.
7889 * config/mn10300/predicates.md (call_address_operand): Ditto.
7890 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7891 (CONST_OK_FOR_I): Ditto.
7892 (CONST_OK_FOR_J): Ditto.
7893 (CONST_OK_FOR_K): Ditto.
7894 (CONST_OK_FOR_L): Ditto.
7895 (CONST_OK_FOR_M): Ditto.
7896 (CONST_OK_FOR_N): Ditto.
7897 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7901 (EXTRA_CONSTRAINT): Ditto.
7903 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7907 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7908 OPTION_MASK_ISA_64BIT.
7909 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7911 2007-05-30 Richard Guenther <rguenther@suse.de>
7914 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7915 types for comparison.
7916 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7917 with original typed arguments.
7918 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7920 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7922 PR tree-optimization/31769
7923 * except.c (duplicate_eh_regions): Clear prev_try if
7924 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7926 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7928 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7929 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7930 bsi of the location where statements should be inserted.
7931 (sink_code_in_bb): Take bsi from statement_sink_location.
7932 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7933 instead of bsi_start.
7934 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7936 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7937 (bsi_move_before): Document inconsistency with bsi_move_after.
7938 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7940 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7942 * config/i386/i386.h (TARGET_ABM): New define.
7943 (TARGET_POPCNT): Ditto.
7944 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7945 New temporary defines to redefine from OPTION_ISA_* defines.
7946 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7947 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7948 (ix86_isa_flags): New extern int declaration.
7949 (TARGET_SUBTARGET_DEFAULT): New define.
7950 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7951 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7952 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7953 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7954 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7955 * config/i386/darwin.h: Change TARGET_64BIT define to
7958 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7959 using existing "ix86_isa_flags" varible.
7960 (m32, m64): Use existing "ix86_isa_flags" variable.
7961 (mmmx, m3dnow): Ditto.
7962 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7963 (mabm): Define as non-negative option using "x86_abm" variable.
7964 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7966 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7967 Rewrite feature test bitmap.
7968 (ix86_isa_flags): New initialized global int varible.
7969 (ix86_isa_flags_explicit): New static int variable.
7970 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7971 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7972 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7973 target_flags_explicit.
7974 (override_options): Remove "target_enable" and "target_disable" fields
7975 from "struct ptt". Update processor_target_table accordingly. Remove
7976 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7977 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7978 "target_flags" and "ix86_isa_flags_explicit" instead of
7979 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7980 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7981 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7982 to true when either of PTA_POPCNT or PTA_ABM is set in
7983 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7984 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7985 processor_alias_table flags entry. Remove handling of
7986 "target_enable" and "target_disable" fields of processor_target_table.
7987 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7988 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7989 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7990 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7991 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7993 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7995 2007-05-29 David Daney <ddaney@avtrex.com>
7998 * config/mips/mips.c (mips_output_mi_thunk): Emit
7999 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8001 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8002 * config/i386/i386.c (ix86_function_regparm): Added checking of
8003 ix86_force_align_arg_pointer to determine the number of
8004 register parameters.
8006 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8008 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8009 (SET_DR_MISALIGNMENT): New.
8010 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8011 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8012 Use SET_DR_MISALIGNMENT.
8013 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8015 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8016 find_loop_nest): Export.
8017 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8018 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8019 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8020 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8022 (struct mem_ref): Add field reuse_distance.
8023 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8024 Initialize reuse_distance field.
8025 (issue_prefetch_ref): Select temporality of prefetch according to
8027 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8028 self_reuse_distance, determine_loop_nest_reuse): New functions.
8029 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8030 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8031 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8034 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8036 * tree-ssa-alias.c: Add aliasing overview.
8038 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8039 Danny Smith <dannysmith@users.sourceforge.net>
8042 * config/i386/t-crtfm: Compile crtfastmath.o with
8043 -minline-all-stringops.
8044 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8045 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8047 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8049 * doc/md.texi: Document constraints on HP PA-RISC.
8051 * pa/constraints.md: New file.
8052 * pa.md: Include constraints.md.
8053 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8054 (integer_store_memory_operand, ldil_cint_p): New functions.
8055 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8056 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8057 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8058 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8059 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8061 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8064 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8065 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8066 case POSTDECREMENT_EXPR>): Return the error_mark_node
8067 if either the real or imaginary parts would an
8070 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8072 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8073 name when we remove it from a call.
8075 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8077 * targhooks.c (default_narrow_bitfield): Remove.
8078 * targhooks.h: Remove the prototype for
8079 default_narrow_bitfield.
8081 * langhooks-def.h: Remove the prototype for
8082 hook_get_alias_set_0.
8083 * langhooks.c (hook_get_alias_set_0): Remove.
8085 * global.c (EXECUTE_IF_CONFLICT): Remove.
8087 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8090 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8091 return true when truth_value_p is true and the type
8094 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8096 * doc/install.texi (Prerequisites): We no longer require Autoconf
8097 2.13 for the top-level.
8099 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8101 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8102 memory access via x86_expand_vector_move_misalign() only for
8103 TImode values on 32-bit targets.
8105 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8107 * matrix-reorg.c: New file. Implement matrix flattening and
8108 transposing optimization.
8109 * tree-pass.h: Add matrix reorg pass.
8110 * common.opt: Add fipa-mreorg flag.
8111 * Makefile.in: Add matrix-reorg.c.
8112 * passes.c: Add matrix reorg pass.
8113 * varpool.c (add_new_static_var): New function.
8114 * cgraph.h (add_new_static_var): Declare.
8116 2007-05-27 Eric Christopher <echristo@apple.com>
8118 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8119 sp_offset depending on stack size. Save r12 depending
8120 on registers we're saving later.
8121 (rs6000_emit_epilogue): Update sp_offset depending only
8124 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8126 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8127 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8128 * ifcvt.c (if_convert): Ditto.
8129 * tree-ssa-threadupdate.c (thread_block): Ditto.
8130 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8131 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8132 verify_loop_closed_ssa): Check number_of_loops instead of
8134 * predict.c (tree_estimate_probability): Ditto.
8135 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8136 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8137 * modulo-sched.c (sms_schedule): Ditto.
8138 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8139 (scev_finalize): Do not do anything if scev analysis was not
8141 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8142 current_loops == NULL.
8143 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8144 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8146 (loop_optimizer_finalize): Assert that loops were analyzed.
8147 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8148 rtl_doloop): Check number_of_loops instead of current_loops.
8149 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8150 current_loops == NULL.
8151 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8152 gate_tree_vectorize tree_linear_transform, check_data_deps,
8153 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8154 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8155 Check number_of_loops instead of current_loops.
8156 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8157 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8158 free loops if available.
8159 (execute_pre): Do not pass do_fre to fini_pre.
8161 2007-05-27 Tobias Burnus <burnus@net-b.de>
8164 * real.c (mpfr_from_real): Fix sign of -Inf.
8166 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8168 * tree-vect-transform.c (vectorizable_conversion): Initialize
8169 tree_code variables to ERROR_MARK.
8170 (vectorizable_type_demotion): Likewise.
8171 (vectorizable_type_promotion): Likewise.
8173 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8176 * config/i386/i386.md (movti): Handle push operands via
8179 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8181 * basic-block.h: Remove the prototype for merge_seq_blocks.
8182 * cfgcleanup.c (merge_seq_blocks): Remove.
8184 * tree-flow.h: Remove the prototype for is_aliased_with.
8185 * tree-ssa-alias.c (is_aliased_with): Remove.
8187 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8191 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8193 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8194 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8195 (vec_unpacks_hi_v16qi): Likewise.
8196 (vec_unpacku_lo_v16qi): Likewise.
8197 (vec_unpacks_lo_v16qi): Likewise.
8198 (vec_unpacku_hi_v8hi): Likewise.
8199 (vec_unpacks_hi_v8hi): Likewise.
8200 (vec_unpacku_lo_v8hi): Likewise.
8201 (vec_unpacks_lo_v8hi): Likewise.
8202 (vec_unpacku_hi_v4si): Likewise.
8203 (vec_unpacks_hi_v4si): Likewise.
8204 (vec_unpacku_lo_v4si): Likewise.
8205 (vec_unpacks_lo_v4si): Likewise.
8207 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8209 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8210 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8211 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8212 follow spelling conventions in various
8213 warning/error/diagnostic messages.
8215 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8216 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8217 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8218 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8219 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8220 * doc/tm.texi: Follow spelling conventions.
8222 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8225 * tree-ssa-forwprop.c
8226 (forward_propagate_addr_into_variable_array_index): Remove
8227 the lhs argument. Use the type of def_rhs instead of lhs.
8228 (forward_propagate_addr_expr_1): Update use of
8229 forward_propagate_addr_into_variable_array_index.
8231 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8232 Nigel Stephens <nigel@mips.com>
8234 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8235 function attributes, "far" being an alias for "long_call".
8236 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8237 (mips_near_type_p, mips_far_type_p): New.
8238 (mips_comp_type_attributes): New function to check that attributes
8239 attached to a function type are compatible.
8240 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8241 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8242 to the target function of the thunk.
8243 (mips_encode_section_info): Check for "near" and "far" function
8244 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8246 * config/mips/predicates.md (const_call_insn_operand): Test only
8247 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8249 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8252 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8253 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8254 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8255 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8257 2007-05-25 Eric Christopher <echristo@apple.com>
8259 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8260 to x86-darwin configurations.
8261 * config/i386/t-darwin: Add softfp support.
8262 * config/i386/t-darwin64: Ditto.
8263 * config/i386/sfp-machine.h: If mach then don't use
8264 aliasing, emit a stub to call.
8266 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8268 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8269 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8270 tree-predcom.c, tree-ssa-alias-warnings.c,
8271 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8272 comment typos. Follow spelling conventions.
8273 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8275 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8278 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8279 constants into memory. Expand unaligned memory references for
8280 SSE modes via x86_expand_vector_move_misalign() function.
8282 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8284 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8285 "memory" attribute for "sseishft" type insn without operands[2].
8287 2007-05-25 Dirk Mueller <dmueller@suse.de>
8288 Marcus Meissner <meissner@suse.de>
8290 * doc/extend.texi (alloc_size): New attribute.
8291 * c-common.c (handle_alloc_size_attribute): New.
8292 * tree-object-size.c (alloc_object_size): Use alloc_size
8293 attribute, if available.
8295 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8297 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8299 (__builtin_ia32_vec_ext_v2di): Likewise.
8300 (__builtin_ia32_vec_ext_v4si): Likewise.
8301 (__builtin_ia32_vec_ext_v8hi): Likewise.
8302 (__builtin_ia32_vec_ext_v16qi): Likewise.
8303 (__builtin_ia32_vec_set_v8hi): Likewise.
8305 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8307 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8309 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8311 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8312 (arm_is_longcall_p): Rename to...
8313 (arm_is_long_call_p): ...this. Take a single tree argument and
8315 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8316 (CUMULATIVE_ARGS): Remove call_cookie.
8317 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8318 (ENCODED_LONG_CALL_ATTR_P): Delete.
8319 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8320 LONG_CALL_FLAG_CHAR cases.
8321 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8322 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8323 ARM_DECLARE_FUNCTION_SIZE.
8324 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8325 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8326 (arm_encode_call_attribute, current_file_function_operand): Delete.
8327 (arm_function_in_section_p): New function.
8328 (arm_is_longcall_p): Rename to...
8329 (arm_is_long_call_p): ...this. Take the target function as a single
8330 argument and return a bool. Do not rely on call cookies. Check
8331 whether the target symbol is in the same section as the current
8332 function, not just the same compilation unit.
8333 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8334 (arm_encode_section_info): Don't encode a call type.
8335 * config/arm/arm.md (call, call_value): Update calls to
8336 arm_is_long(_)call_p. Simplify logic.
8337 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8338 Update calls to arm_is_long(_)call_p.
8340 2007-05-25 Richard Guenther <rguenther@suse.de>
8342 PR tree-optimization/31982
8343 * tree-ssa-forwprop.c
8344 (forward_propagate_addr_into_variable_array_index): Handle arrays
8345 with element size one.
8347 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8349 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8350 (umulsi3_highpart): Likewise.
8352 2007-05-24 Ian Lance Taylor <iant@google.com>
8354 PR rtl-optimization/32069
8355 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8358 2007-05-24 Ollie Wild <aaw@google.com>
8360 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8363 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8365 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8366 (oprs_unchanged_p): Use it to check all registers in a REG.
8367 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8368 (reg_set_between_after_reload_p): Delete.
8369 (reg_used_between_after_reload_p): Likewise.
8370 (reg_set_or_used_since_bb_start): Likewise.
8371 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8372 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8373 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8374 * rtlanal.c (reg_set_p): Check whether REG overlaps
8375 regs_invalidated_by_call, rather than just checking the
8376 membership of REGNO (REG).
8378 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8380 * doc/passes.texi: Document predictive commoning.
8381 * doc/invoke.texi (-fpredictive-commoning): Document.
8382 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8383 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8384 adding indices to the generated name.
8385 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8386 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8387 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8388 (op_symbol_code): ... and exported.
8389 (dump_omp_clause, op_symbol): Use op_symbol_code
8390 instead of op_symbol_1.
8391 * tree-pass.h (pass_predcom): Declare.
8392 * timevar.def (TV_PREDCOM): New timevar.
8393 * tree-ssa-loop.c (run_tree_predictive_commoning,
8394 gate_tree_predictive_commoning, pass_predcom): New.
8395 * tree-data-ref.c (find_data_references_in_loop): Find the
8396 references in dominance order.
8397 (canonicalize_base_object_address): Ensure that the result has
8399 (dr_analyze_innermost): Export.
8400 (create_data_ref): Code to fail for references with invariant
8402 (find_data_references_in_stmt): ... here.
8403 * tree-data-ref.h (dr_analyze_innermost): Declare.
8404 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8405 (aff_combination_find_elt, name_expansion_hash,
8406 name_expansion_eq, tree_to_aff_combination_expand,
8407 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8409 * tree-affine.h (aff_combination_constant_multiple_p,
8410 tree_to_aff_combination_expand): Declare.
8411 * tree-predcom.c: New file.
8412 * common.opt (fpredictive-commoning): New option.
8413 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8414 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8415 * Makefile.in (tree-predcom.o): Add.
8416 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8417 * passes.c (init_optimization_passes): Add dceloop after
8418 copy propagation in loop optimizer. Add predictive commoning
8419 to loop optimizer passes.
8421 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8423 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8426 2007-05-24 Jan Hubicka <jh@suse.cz>
8428 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8430 (genheader): Include statistics.h.
8432 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8434 * print-rtl.c (flag_dump_unnumbered): Update comments.
8435 (print_rtl): Fix my previous change.
8436 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8439 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8442 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8444 (thread_through_all_blocks): Call initialize_original_copy_tables
8445 and free_original_copy_tables.
8446 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8448 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8449 * cfghooks.c (duplicate_block): Use get_loop_copy.
8450 * cfg.c: Include cfgloop.h.
8451 (loop_copy): New hash table.
8452 (initialize_original_copy_tables): Initialize loop_copy table.
8453 (free_original_copy_tables): Free loop_copy table.
8454 (copy_original_table_clear, copy_original_table_set,
8455 set_loop_copy, get_loop_copy): New functions.
8456 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8457 * cfgloop.h (struct loop): Remove copy field.
8458 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8459 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8461 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8463 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8464 -msse/-msse2/-msse3.
8466 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8468 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8469 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8471 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8474 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8475 * targhooks.h (default_mangle_decl_assembler_name): Declare
8477 * targhooks.c (default_mangle_decl_assembler_name): Define
8479 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8481 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8482 * langhooks.c (lhd_set_decl_assembler_name): Call
8483 targetm.mangle_decl_assembler_name for names with global scope.
8485 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8487 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8488 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8490 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8491 New. Factored out of i386_pe_encode_section_info.
8492 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8493 Move check for prior decoration of stdcall
8494 symbols to i386_pe_encode_section_info.
8495 (i386_pe_encode_section_info): Adjust call to
8496 gen_stdcall_or_fastcall_suffix. Use
8497 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8498 (i386_pe_mangle_decl_assembler_name): New. Wrap
8499 i386_pe_maybe_mangle_decl_assembler_name.
8501 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8503 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8504 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8505 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8506 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8507 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8510 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8511 Nigel Stephens <nigel@mips.com>
8512 Richard Sandiford <richard@codesourcery.com>
8514 Fix up MIPS16 hard float and add support for complex.
8516 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8517 (TARGET_SOFT_FLOAT_ABI): New.
8518 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8519 __mips_soft_float to reflect the ABI in use, not whether the
8520 FPU is directly accessible (e.g., in MIPS16 mode).
8521 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8522 (UNITS_PER_FPVALUE): Likewise.
8524 * config/mips/mips.c (mips_expand_call): Remove redundant
8525 TARGET_MIPS16 check.
8526 (mips_arg_regno): New.
8527 (function_arg_advance): When setting bits in cum->fp_code for
8528 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8530 (function_arg): Use mips_arg_regno.
8531 (mips_return_mode_in_fpr_p): New.
8532 (mips16_call_stub_mode_suffix): New.
8533 (mips16_cfun_returns_in_fpr_p): New.
8534 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8535 (mips_output_function_prologue): Test mips16_hard_float, not
8536 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8537 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8538 return value into a floating-point register.
8539 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8540 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8541 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8542 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8543 word of double arguments from or to the high bits of 64-bit
8544 floating point registers.
8545 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8546 (mips16_fpret_double): New helper function.
8547 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8548 support for complex modes. Fill in DECL_RESULT for stubdecl.
8549 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8551 * config/mips/mips16.S
8552 (RET, ARG1, ARG2): New.
8553 (MERGE_GPRf, MERGE_GPRt): New.
8554 (DELAYt, DELAYf): New.
8555 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8556 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8557 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8558 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8559 (SFOP): Renamed to...
8560 (OPSF3): This, and macro-ified. Updated all uses.
8561 (SFOP2): Renamed to...
8562 (OPSF2): This, and macro-ified. Updated all uses.
8563 (SFCMP): Renamed to...
8564 (CMPSF): This, and macro-ified. Updated all uses.
8565 (SFREVCMP): Renamed to...
8566 (REVCMPSF): This, and macro-ified. Updated all uses.
8567 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8568 (LDDBL1, LDDBL2, RETDBL): Deleted.
8569 (DFOP): Renamed to...
8570 (OPDF3): This, and macro-ified. Updated all uses.
8571 (DFOP2): Renamed to...
8572 (OPDF2): This, and macro-ified. Updated all uses.
8573 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8574 (DFCMP): Renamed to...
8575 (CMPDF): This, and macro-ified. Updated all uses.
8576 (DFREVCMP): Renamed to...
8577 (REVCMPDF): This, and macro-ified. Updated all uses.
8578 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8579 (RET_FUNCTION): New.
8580 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8581 (__mips16_ret_sc, __mips16_ret_dc): New.
8582 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8583 STUB_ARGS_6, STUB_ARGS_10): New.
8584 (CALL_STUB_NO_RET): New.
8585 (__mips16_call_stub_1): Macro-ified.
8586 (__mips16_call_stub_5): Macro-ified.
8587 (__mips16_call_stub_2): Macro-ified.
8588 (__mips16_call_stub_6): Macro-ified.
8589 (__mips16_call_stub_9): Macro-ified.
8590 (__mips16_call_stub_10): Macro-ified.
8591 (CALL_STUB_RET): New.
8592 (__mips16_call_stub_sf_0): Macro-ified.
8593 (__mips16_call_stub_sf_1): Macro-ified.
8594 (__mips16_call_stub_sf_5): Macro-ified.
8595 (__mips16_call_stub_sf_2): Macro-ified.
8596 (__mips16_call_stub_sf_6): Macro-ified.
8597 (__mips16_call_stub_sf_9): Macro-ified.
8598 (__mips16_call_stub_sf_10): Macro-ified.
8599 (__mips16_call_stub_df_0): Macro-ified.
8600 (__mips16_call_stub_df_1): Macro-ified.
8601 (__mips16_call_stub_df_5): Macro-ified.
8602 (__mips16_call_stub_df_2): Macro-ified.
8603 (__mips16_call_stub_df_6): Macro-ified.
8604 (__mips16_call_stub_df_9): Macro-ified.
8605 (__mips16_call_stub_df_10): Macro-ified.
8606 (__mips16_call_stub_sc_0): New.
8607 (__mips16_call_stub_sc_1): New.
8608 (__mips16_call_stub_sc_5): New.
8609 (__mips16_call_stub_sc_2): New.
8610 (__mips16_call_stub_sc_6): New.
8611 (__mips16_call_stub_sc_9): New.
8612 (__mips16_call_stub_sc_10): New.
8613 (__mips16_call_stub_dc_0): New.
8614 (__mips16_call_stub_dc_1): New.
8615 (__mips16_call_stub_dc_5): New.
8616 (__mips16_call_stub_dc_2): New.
8617 (__mips16_call_stub_dc_6): New.
8618 (__mips16_call_stub_dc_9): New.
8619 (__mips16_call_stub_dc_10): New.
8621 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8622 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8623 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8625 2007-05-23 Ian Lance Taylor <iant@google.com>
8627 * doc/invoke.texi (Invoking GCC): Document that the order of the
8630 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8633 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8634 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8635 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8639 * config/score/score.c (score_print_operand): Make sure that only
8640 lower bits are used.
8642 2007-05-22 Ian Lance Taylor <iant@google.com>
8644 * tree-vrp.c (avoid_overflow_infinity): New static function,
8645 broken out of set_value_range_to_value.
8646 (set_value_range_to_value): Call avoid_overflow_infinity.
8647 (extract_range_from_assert): Likewise.
8649 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8652 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8653 change the type before looking for a COMPOUND_EXPR.
8655 2007-05-22 Ian Lance Taylor <iant@google.com>
8657 * lower-subreg.c (decompose_multiword_subregs): If we change an
8658 insn, call remove_retval_note on it.
8660 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8662 * regs.h (end_hard_regno): New function.
8663 (END_HARD_REGNO, END_REGNO): New macros.
8664 (add_to_hard_reg_set): New function.
8665 (remove_from_hard_reg_set): Likewise.
8666 (in_hard_reg_set_p): Likewise.
8667 (overlaps_hard_reg_set_p): Likewise.
8668 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8669 (note_btr_set): Use END_HARD_REGNO.
8670 * caller-save.c (setup_save_areas): Use end_hard_regno.
8671 (mark_set_regs): Use END_HARD_REGNO.
8672 (add_stored_regs): Use end_hard_regno.
8673 (mark_referenced_regs): Use add_to_hard_reg_set.
8674 * combine.c (update_table_tick): Use END_REGNO.
8675 (record_value_for_reg): Likewise.
8676 (record_dead_and_set_regs): Likewise.
8677 (get_last_value_validate): Likewise.
8678 (use_crosses_set_p): Likewise.
8679 (reg_dead_at_p_1): Likewise.
8680 (reg_dead_at_p): Likewise.
8681 (mark_used_regs_combine): Use add_to_hard_reg_set.
8682 (move_deaths): Use END_HARD_REGNO.
8683 (reg_bitfield_target_p): Use end_hard_regno.
8684 (distribute_notes): Use END_HARD_REGNO.
8685 * cse.c (mention_regs): Use END_REGNO.
8686 (insert): Use add_to_hard_reg_set.
8687 (invalidate): Use END_HARD_REGNO.
8688 (invalidate_for_call): Likewise.
8689 (exp_equiv_p): Use END_REGNO.
8690 (cse_insn): Likewise.
8691 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8692 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8693 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8694 * function.c (keep_stack_depressed): Use end_hard_regno.
8695 * global.c (global_alloc): Use end_hard_regno.
8696 (global_conflicts): Use add_to_hard_reg_set instead of
8698 (find_reg): Likewise.
8699 (mark_reg_store): Likewise.
8700 (mark_reg_conflicts): Likewise.
8701 (mark_reg_death): Use remove_from_hard_reg_set.
8702 (mark_reg_live_nc): Delete.
8703 (set_preference): Use end_hard_regno.
8704 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8705 remove_from_hard_reg_set.
8706 (post_mark_life): Use add_to_hard_reg_set.
8707 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8708 (reg_becomes_live): Use add_to_hard_reg_set.
8709 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8710 (peep2_find_free_register): Use add_to_hard_reg_set.
8711 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8712 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8713 * regrename.c (note_sets): Use add_to_hard_reg_set.
8714 (clear_dead_regs): Use remove_from_hard_reg_set.
8715 (regrename_optimize): Use add_to_hard_reg_set.
8716 (find_oldest_value_reg): Use in_hard_reg_set_p.
8717 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8718 (hard_reg_set_here_p): Use end_hard_regno.
8719 (decompose): Likewise.
8720 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8721 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8722 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8723 (mark_home_live): Use end_hard_regno.
8724 (spill_hard_reg): Likewise.
8725 (clear_reload_reg_in_use): Likewise.
8726 * reorg.c (delete_prior_computation): Use END_REGNO.
8727 * resource.c (update_live_status): Use END_HARD_REGNO.
8728 (mark_referenced_resources): Use add_to_hard_reg_set.
8729 (mark_set_resources): Likewise.
8730 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8731 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8732 (reg_overlap_mentioned_p): Likewise.
8733 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8734 (covers_regno_no_parallel_p): Use END_REGNO.
8735 (find_regno_note): Likewise.
8736 (find_reg_fusage): Use END_HARD_REGNO.
8737 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8738 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8740 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8742 * mode-switching.c (reg_dies): Change type of second argument to
8744 (optimize_mode_switching): Update accordingly.
8746 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8748 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8750 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8751 (hard_reg_set_empty_p): ...these new functions.
8752 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8753 GO_IF_HARD_REG_SUBSET.
8754 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8755 instead of GO_IF_HARD_REG_EQUAL.
8756 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8757 instead of GO_IF_HARD_REG_EQUAL.
8758 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8759 GO_IF_HARD_REG_SUBSET.
8760 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8761 GO_IF_HARD_REG_EQUAL.
8762 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8763 of GO_IF_HARD_REG_SUBSET.
8764 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8765 instead of GO_IF_HARD_REG_EQUAL.
8766 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8767 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8768 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8769 of GO_IF_HARD_REG_SUBSET,
8770 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8771 GO_IF_HARD_REG_SUBSET.
8772 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8773 instead of GO_IF_HARD_REG_EQUAL.
8774 * config/sh/sh.c (push_regs, calc_live_regs): Use
8775 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8776 (hard_regs_intersect_p): Delete.
8778 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8780 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8782 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8783 Richard Henderson <rth@redhat.com>
8785 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8787 (x86_64-*-*): Likewise.
8789 * i386/i386-modes.def (V2QI): New.
8791 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8793 (override_options): Support SSE4.1.
8794 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8795 (IX86_BUILTIN_BLENDPS): Likewise.
8796 (IX86_BUILTIN_BLENDVPD): Likewise.
8797 (IX86_BUILTIN_BLENDVPS): Likewise.
8798 (IX86_BUILTIN_PBLENDVB128): Likewise.
8799 (IX86_BUILTIN_PBLENDW128): Likewise.
8800 (IX86_BUILTIN_DPPD): Likewise.
8801 (IX86_BUILTIN_DPPS): Likewise.
8802 (IX86_BUILTIN_INSERTPS128): Likewise.
8803 (IX86_BUILTIN_MOVNTDQA): Likewise.
8804 (IX86_BUILTIN_MPSADBW128): Likewise.
8805 (IX86_BUILTIN_PACKUSDW128): Likewise.
8806 (IX86_BUILTIN_PCMPEQQ): Likewise.
8807 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8808 (IX86_BUILTIN_PMAXSB128): Likewise.
8809 (IX86_BUILTIN_PMAXSD128): Likewise.
8810 (IX86_BUILTIN_PMAXUD128): Likewise.
8811 (IX86_BUILTIN_PMAXUW128): Likewise.
8812 (IX86_BUILTIN_PMINSB128): Likewise.
8813 (IX86_BUILTIN_PMINSD128): Likewise.
8814 (IX86_BUILTIN_PMINUD128): Likewise.
8815 (IX86_BUILTIN_PMINUW128): Likewise.
8816 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8817 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8818 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8819 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8820 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8821 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8822 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8823 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8824 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8825 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8826 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8827 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8828 (IX86_BUILTIN_PMULDQ128): Likewise.
8829 (IX86_BUILTIN_PMULLD128): Likewise.
8830 (IX86_BUILTIN_ROUNDPD): Likewise.
8831 (IX86_BUILTIN_ROUNDPS): Likewise.
8832 (IX86_BUILTIN_ROUNDSD): Likewise.
8833 (IX86_BUILTIN_ROUNDSS): Likewise.
8834 (IX86_BUILTIN_PTESTZ): Likewise.
8835 (IX86_BUILTIN_PTESTC): Likewise.
8836 (IX86_BUILTIN_PTESTNZC): Likewise.
8837 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8838 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8839 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8840 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8841 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8843 (bdesc_sse_3arg): Likewise.
8844 (bdesc_2arg): Likewise.
8845 (bdesc_1arg): Likewise.
8846 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8848 (ix86_expand_sse_4_operands_builtin): New.
8849 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8850 smaller than 8 bits as the 2nd arg.
8851 (ix86_expand_sse_ptest): New.
8852 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8853 (ix86_expand_vector_set): Support SSE4.1.
8854 (ix86_expand_vector_extract): Likewise.
8856 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8857 __SSE4_1__ for -msse4.1.
8859 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8860 (UNSPEC_INSERTPS): Likewise.
8861 (UNSPEC_DP): Likewise.
8862 (UNSPEC_MOVNTDQA): Likewise.
8863 (UNSPEC_MPSADBW): Likewise.
8864 (UNSPEC_PHMINPOSUW): Likewise.
8865 (UNSPEC_PTEST): Likewise.
8866 (UNSPEC_ROUNDP): Likewise.
8867 (UNSPEC_ROUNDS): Likewise.
8869 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8871 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8872 (const_pow2_1_to_32768_operand): Likewise.
8874 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8877 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8879 (sse4_1_insertps): Likewise.
8880 (*sse4_1_extractps): Likewise.
8881 (sse4_1_ptest): Likewise.
8882 (sse4_1_mulv2siv2di3): Likewise.
8883 (*sse4_1_mulv4si3): Likewise.
8884 (*sse4_1_smax<mode>3): Likewise.
8885 (*sse4_1_umax<mode>3): Likewise.
8886 (*sse4_1_smin<mode>3): Likewise.
8887 (*sse4_1_umin<mode>3): Likewise.
8888 (sse4_1_eqv2di3): Likewise.
8889 (*sse4_1_pinsrb): Likewise.
8890 (*sse4_1_pinsrd): Likewise.
8891 (*sse4_1_pinsrq): Likewise.
8892 (*sse4_1_pextrb): Likewise.
8893 (*sse4_1_pextrb_memory): Likewise.
8894 (*sse4_1_pextrw_memory): Likewise.
8895 (*sse4_1_pextrq): Likewise.
8896 (sse4_1_blendpd): Likewise.
8897 (sse4_1_blendps): Likewise.
8898 (sse4_1_blendvpd): Likewise.
8899 (sse4_1_blendvps): Likewise.
8900 (sse4_1_dppd): Likewise.
8901 (sse4_1_dpps): Likewise.
8902 (sse4_1_movntdqa): Likewise.
8903 (sse4_1_mpsadbw): Likewise.
8904 (sse4_1_packusdw): Likewise.
8905 (sse4_1_pblendvb): Likewise.
8906 (sse4_1_pblendw): Likewise.
8907 (sse4_1_phminposuw): Likewise.
8908 (sse4_1_extendv8qiv8hi2): Likewise.
8909 (*sse4_1_extendv8qiv8hi2): Likewise.
8910 (sse4_1_extendv4qiv4si2): Likewise.
8911 (*sse4_1_extendv4qiv4si2): Likewise.
8912 (sse4_1_extendv2qiv2di2): Likewise.
8913 (*sse4_1_extendv2qiv2di2): Likewise.
8914 (sse4_1_extendv4hiv4si2): Likewise.
8915 (*sse4_1_extendv4hiv4si2): Likewise.
8916 (sse4_1_extendv2hiv2di2): Likewise.
8917 (*sse4_1_extendv2hiv2di2): Likewise.
8918 (sse4_1_extendv2siv2di2): Likewise.
8919 (*sse4_1_extendv2siv2di2): Likewise.
8920 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8921 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8922 (sse4_1_zero_extendv4qiv4si2): Likewise.
8923 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8924 (sse4_1_zero_extendv2qiv2di2): Likewise.
8925 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8926 (sse4_1_zero_extendv4hiv4si2): Likewise.
8927 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8928 (sse4_1_zero_extendv2hiv2di2): Likewise.
8929 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8930 (sse4_1_zero_extendv2siv2di2): Likewise.
8931 (*sse4_1_zero_extendv2siv2di2): Likewise.
8932 (sse4_1_roundpd): Likewise.
8933 (sse4_1_roundps): Likewise.
8934 (sse4_1_roundsd): Likewise.
8935 (sse4_1_roundss): Likewise.
8936 (mulv4si3): Don't expand for SSE4.1.
8937 (smax<mode>3): Likewise.
8938 (umaxv4si3): Likewise.
8939 (uminv16qi3): Likewise.
8940 (umin<mode>3): Likewise.
8941 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8943 * doc/extend.texi: Document SSE4.1 built-in functions.
8945 * doc/invoke.texi: Document -msse4.1.
8947 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8949 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8950 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8951 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8952 (ASM_SPEC): Add asm_pcrel_spec.
8953 (EXTRA_SPECS): Add asm_pcrel_spec.
8955 2007-05-21 David Daney <ddaney@avtrex.com>
8957 * doc/install.texi (Building a cross compiler): Add requirements
8958 for Java cross compiler.
8960 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8963 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8964 Add loopno argument. Use evolution_function_is_invariant_rec_p
8965 instead of evolution_function_is_constant_p.
8966 Update calls to evolution_function_is_affine_multivariate_p.
8967 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8968 Add loopno argument.
8969 * tree-scalar-evolution.c (gather_chrec_stats): Call
8970 evolution_function_is_affine_multivariate_p with a loop
8972 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8973 (analyze_overlapping_iterations): Likewise.
8974 (access_functions_are_affine_or_constant_p): Likewise.
8975 (build_classic_dist_vector_1): If the access functions
8976 are equal, don't do anything.
8978 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8979 Paolo Carlini <pcarlini@suse.de>
8980 Uros Bizjak <ubizjak@gmail.com>
8982 * c-cppbuiltin.c (c_cpp_builtins): Define
8983 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8984 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8985 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8986 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8988 2007-05-21 Mike Stump <mrs@apple.com>
8990 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8992 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8994 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8996 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8997 implementation if __OPTIMIZE__ is not defined.
8998 (_mm_alignr_pi8): Ditto.
8999 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9000 (_mm_inserti_si64): Ditto.
9001 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9002 (_mm_slli_epi16): Ditto.
9003 (_mm_slli_epi32): Ditto.
9004 (_mm_slli_epi64): Ditto.
9005 (_mm_srai_epi16): Ditto.
9006 (_mm_srai_epi32): Ditto.
9007 (_mm_srli_si128): Ditto.
9008 (_mm_slli_si128): Ditto.
9009 (_mm_srli_epi16): Ditto.
9010 (_mm_srli_epi32): Ditto.
9011 (_mm_srli_epi64): Ditto.
9012 (_mm_extract_epi16): Ditto.
9013 (_mm_insert_epi16): Ditto.
9014 (_mm_shufflehi_epi16): Ditto.
9015 (_mm_shufflelo_epi16): Ditto.
9016 (_mm_shuffle_epi32): Ditto.
9017 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9019 (_mm_insert_pi16): Ditto.
9021 (_mm_shuffle_pi16): Ditto.
9023 (_mm_shufle_ps): Ditto.
9024 (_mm_prefetch): Ditto.
9026 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9028 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9029 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9030 * real.c (encode_i370_single, decode_i370_single,
9031 encode_i370_double, decode_i370_double): Functions removed.
9032 (i370_single_format, i370_double_format): Initializations removed.
9033 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9034 Consider the log2_b field to always be one.
9035 (ieee_single_format, mips_single_format, coldfire_single_format,
9036 ieee_double_format, mips_double_format, coldfire_double_format,
9037 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9038 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9039 ibm_extended_format, mips_extended_format, ieee_quad_format,
9040 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9041 decimal_single_format, decimal_double_format, decimal_quad_format,
9042 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9043 initialization of log2_b.
9044 * real.h (i370_single_format, i370_double_format): Declarations
9046 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9047 field to always be one.
9049 2007-05-21 Andreas Schwab <schwab@suse.de>
9051 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9052 NOTE_INSN_BASIC_BLOCK_P.
9053 (process_for_unwind_directive): Likewise.
9055 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9057 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9058 * function.h (struct function): Move va_list_gpr_size,
9059 va_list_fpr_size, function_frequency to front of bitfields. Add
9061 (current_function_calls_unwind_init): New.
9062 * except.c (expand_builtin_unwind_init): Set
9063 current_function_calls_unwind_init not
9064 current_function_has_nonlocal_label.
9065 * reload1.c (has_nonexceptional_receiver): New.
9066 (reload): Use it and current_function_calls_unwind_init to
9067 determine whether call-saved regs must be saved.
9069 2007-05-20 Jan Hubicka <jh@suse.cz>
9071 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9072 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9073 * ddg.c (create_ddg): LIkewise.
9074 * final.c (final): Remove hunk moving line number notes around since
9075 they are no longer present at this stage.
9076 (final_scan_insn): Use NOTE_KIND instead of
9077 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9078 (output_asm_label): Likewise.
9079 * reorg.c (dbr_schedule): Likewise.
9080 * haifa-sched.c (unlink_other_notes): Likewise.
9081 * mode-switching.c (optimize_mode_switching): Likewise.
9082 * graph.c (start_bb): Likewise.
9083 * rtl.def (NOTE): Update description.
9084 * jump.c (squeeze_notes): Delete.
9085 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9086 NOTE_INSN_BASIC_BLOCK_P when possible.
9087 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9088 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9089 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9090 (dwarf2out_var_location): Likewise.
9091 * cfgbuild.c (make_edges): Likewise.
9092 (find_basic_blocks_1): Likewise.
9093 * function.c (reorder_blocks_1): Likewise.
9094 (epilogue_done): Likewise.
9095 (reposition_prologue_and_epilogue_notes): Likewise.
9096 * print-rtl.c (print_rtx): Likewise; drop code for printing
9098 (print_rtl): Likewise.
9099 (print_rtl_single): Likewise.
9100 * gcse.c (insert_insn_start_bb): Likewise.
9101 * alias.c (init_alias_analysis): Likewise.
9102 * calls.c (fixup_tail_calls): Likewise.
9103 * except.c (sjlj_emit_function_enter): Likewise.
9104 * emit-rtl.c (add_insn_after): Likeiwse.
9105 (emit_label_before): Likewise.
9106 (emit_label_after): Likewise.
9107 (emit_note_before, emit_note_after, emit_note): Update
9108 parameter to be enum insn_note; do not deal with source
9110 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9111 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9113 (merge_blocks_move_successor_nojumps): Simplify now when
9114 we don't have BLOCK notes.
9115 (try_optimize_cfg): Likewise.
9116 * cfglayout.c (skip_insns_after_block): Likewise.
9117 (record_effective_endpoints): Likewise.
9118 (duplicate_insn_chain): Likewise.
9119 * varasm.c (output_constant_pool_1): Likewise.
9120 * sched-deps.c (sched_analyze): Likewise.
9121 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9123 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9124 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9125 (SET_INSN_DELETED): Simplify.
9126 (NOTE_LINE_NUMBER): Exterminate.
9127 (NOTE_LINE_KIND): New.
9128 (NOTE_INSN_BASIC_BLOCK_P): Update.
9129 (enum insn_note): Simplify.
9130 (GET_NOTE_INSN_NAME) Simplify.
9131 (emit_note_before, emit_note_after, emit_note): Update prototype.
9132 (squeeze_notes): Remove.
9133 * sched-int.h (NOTE_NOT_BB_P): Update.
9134 * resource.c (mark_target_live_regs): Update.
9135 * sched-rgn.c (debug_dependencies): Update.
9136 * sched-vis.c (print_insn): Update.
9137 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9138 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9139 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9140 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9141 (split_branches): Update.
9142 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9144 (sh_adjust_unroll_max): Exterminate.
9145 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9146 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9147 (m68hc11_reorg): Likewise.
9148 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9149 (emit_predicate_relation_info): Update.
9150 (process_for_unwind_directive): Update.
9151 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9152 (output_call): Update.
9153 * config/pa/pa.c (output_lbranch): Update.
9154 (output_millicode_call): Update.
9155 (output_call): Update.
9156 (pa_combine_instructions): Update.
9157 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9158 * config/bfin/bfin.c (gen_one_bundle): Update.
9159 * cfgrtl.c (can_delete_note_p): Update.
9160 (delete_insn): Update.
9161 (rtl_merge_blocks): Update.
9162 (commit_one_edge_insertion): Update.
9163 (rtl_verify_flow_info): Update.
9164 * stmt.c (expand_case): Do not call squeeze_notes.
9166 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9173 * c.opt (Wtype-limits): New.
9174 * doc/invoke.texi (Wtype-limits): Document it.
9175 (Wextra): Enabled by -Wextra.
9176 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9177 * c-common.c (shorten_compare): Warn with Wtype-limits.
9179 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9181 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9182 inlined function, not as a macro.
9183 (_mm_alignr_pi8): Ditto.
9184 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9185 (_mm_inserti_si64): Ditto.
9186 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9187 (_mm_extract_epi16): Ditto.
9188 (_mm_insert_epi16): Ditto.
9189 (_mm_shufflehi_epi16): Ditto.
9190 (_mm_shufflelo_epi16): Ditto.
9191 (_mm_shuffle_epi32): Ditto.
9192 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9193 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9195 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9197 (_m_to_float): Use C89 compatible assignment.
9199 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9202 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9204 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9207 * doc/invoke.texi (Wreturn-type): Complete description.
9208 (Wextra): Delete item about return-type warning.
9209 * c-decl.c: Delete redundant Wextra warning.
9211 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9215 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9216 inlined function, not as a macro.
9217 (_mm_prefetch): Ditto.
9219 (_mm_insert_pi16): Ditto.
9221 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9222 (_m_pshufw): Ditto. Add const to __N argument.
9223 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9224 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9225 (_mm_slli_epi32): Ditto.
9226 (_mm_srli_si128): Implement as always inlined function, not as a
9227 macro. Add __inline to function declaration.
9228 (_mm_slli_si128): Ditto.
9230 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9233 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9235 (struct fenv): New structure.
9236 (FP_HANDLE_EXCEPTIONS): New define.
9237 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9238 (_FP_DECL_EXP): New define.
9239 (FP_INIT_ROUNDMODE): New define.
9240 (FP_ROUNDMODE): New define.
9242 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9244 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9245 (Wconversion): Update description.
9246 (Wconversion-sign): New.
9247 * c.opt (Wconversion-sign): New.
9248 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9249 means disabled for C++. Otherwise, take the status of Wconversion.
9250 * c-common.c (conversion_warning): Warn with either Wconversion or
9252 (warnings_for_convert_and_check): Conditions are already checked by
9254 (convert_and_check): Don't check warnings if the conversion failed.
9256 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9257 Anatoly Sokolov <aesok@dol.ru>
9259 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9260 avr_epilogue_uses) : Add declaration.
9261 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9262 * config/avr/constraints.md (R): New constraint.
9263 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9264 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9265 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9266 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9267 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9268 call_prologue_saves, epilogue_restores, return_from_epilogue,
9269 return_from_main_epilogue, return_from_interrupt_epilogue,
9270 return_from_naked_epilogue, prologue, epilogue): New patterns.
9271 (jump): Handle symbol reference.
9272 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9273 avr_output_function_prologue, avr_output_function_epilogue): Remove
9275 (avr_init_machine_status, expand_prologue, expand_epilogue,
9276 avr_asm_function_end_prologue, avr_epilogue_uses,
9277 avr_asm_function_begin_epilogue): New functions.
9278 (prologue_size, epilogue_size, jump_tables_size): Remove global
9280 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9281 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9282 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9283 (avr_override_options): Initialise init_machine_status.
9284 (output_movhi): Handle all stack pointer loads.
9285 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9286 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9287 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9288 (EPILOGUE_USES) Redefine.
9289 (machine_function) Declare.
9291 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9293 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9294 Use a single return statement.
9296 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9299 * builtins.c (do_mpfr_lgamma_r): New.
9300 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9301 * tree.h (CASE_FLT_FN_REENT): New.
9303 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9305 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9306 (output_die): Use 'unsigned long' with %x.
9307 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9308 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9309 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9311 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9313 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9318 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9319 true if function has no argument.
9321 2007-05-18 DJ Delorie <dj@redhat.com>
9323 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9324 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9326 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9328 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9329 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9330 count_trailing_zeros.
9331 (__i386__): Implement count_leading_zeros using __builtin_clz().
9332 Implement count_trailing_zeros usign __builtin_ctz().
9334 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9336 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9338 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9341 * expr.c (emit_move_change_mode): Change mode of push operands here.
9343 2007-05-17 Ian Lance Taylor <iant@google.com>
9345 PR tree-optimization/31953
9346 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9348 (set_value_range_to_null): Call set_value_range_to_value.
9349 (extract_range_from_comparison): Likewise.
9351 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9353 * toplev.c (print_version): Output GMP/MPFR version info.
9355 * builtins.c (CASE_MATHFN_REENT): New macro.
9356 (mathfn_built_in): Use it.
9357 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9358 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9359 BUILT_IN_LGAMMAL_R): New.
9360 * doc/extend.texi: Document new builtins.
9363 * builtins.c (do_mpfr_remquo): New.
9364 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9365 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9368 * builtins.c (fold_builtin_1): Handle y0, y1.
9369 (fold_builtin_2): Handle yn.
9372 * builtins.c (do_mpfr_bessel_n): New.
9373 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9374 (fold_builtin_2): Handle BUILT_IN_JN.
9376 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9379 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9380 TYPE_PRECISION (intmax_type_node).
9382 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9385 * reload.c (subst_reloads): Remove checking.
9387 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9389 PR rtl-optimization/31691
9390 * combine.c (simplify_set): Build a new src pattern instead of
9391 substituting its operands in the COMPARE case.
9393 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9395 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9396 (execute_vrp): Preserve loops through jump threading.
9397 * tree-ssa-threadupdate.c (thread_single_edge,
9398 dbds_continue_enumeration_p, determine_bb_domination_status,
9399 thread_through_loop_header): New functions.
9400 (create_edge_and_update_destination_phis,
9401 create_edge_and_update_destination_phis): Set loops for the new blocks.
9402 (prune_undesirable_thread_requests): Removed.
9403 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9405 (thread_block): Do not call prune_undesirable_thread_requests.
9407 (mark_threaded_blocks): Select edges to thread here.
9408 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9409 Thread edges through loop headers independently.
9410 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9411 * tree-pass.h (TODO_mark_first_instance): New.
9412 (first_pass_instance): Declare.
9413 * cfghooks.c (duplicate_block): Put the block to the original loop
9414 if copy is not specified.
9415 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9416 jump threading. Pass may_peel_loop_headers to
9417 thread_through_all_blocks according to first_pass_instance.
9418 * cfgloop.h (create_preheader): Declare.
9419 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9420 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9421 * passes.c (first_pass_instance): New variable.
9422 (next_pass_1): Set TODO_mark_first_instance.
9423 (execute_todo): Set first_pass_instance.
9425 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9427 PR tree-optimization/24659
9428 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9429 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9430 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9431 OTI_vec_pack_ufix_trunc.
9432 (vec_unpacks_float_hi_optab): Define new macro.
9433 (vec_unpacks_float_lo_optab): Ditto.
9434 (vec_unpacku_float_hi_optab): Ditto.
9435 (vec_unpacku_float_lo_optab): Ditto.
9436 (vec_pack_sfix_trunc_optab): Ditto.
9437 (vec_pack_ufix_trunc_optab): Ditto.
9438 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9439 and vec_pack_[s|u]fix_trunc_optab using
9440 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9441 * tree-vectorizer.c (supportable_widening_operation): Handle
9442 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9443 (supportable_narrowing_operation): New function.
9444 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9445 * tree-vect-transform.c (vectorizable_conversion): Handle
9446 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9447 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9448 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9449 to check for target support.
9450 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9451 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9452 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9453 for VEC_PACK_FIX_TRUNC_EXPR.
9454 (expand_binop): Special case mode of the result for
9455 vec_pack_[u|s]fix_trunc_optab.
9456 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9457 vec_pack_[u|s]fix_trunc_optab.
9459 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9460 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9461 * tree-pretty-print.c (dump_generic_node): Handle
9462 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9463 VEC_PACK_FIX_TRUNC_EXPR.
9465 * expr.c (expand_expr_real_1): Ditto.
9466 * tree-inline.c (estimate_num_insns_1): Ditto.
9467 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9469 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9470 (vec_unpacks_float_lo_v8hi): Ditto.
9471 (vec_unpacku_float_hi_v8hi): Ditto.
9472 (vec_unpacku_float_lo_v8hi): Ditto.
9473 (vec_unpacks_float_hi_v4si): Ditto.
9474 (vec_unpacks_float_lo_v4si): Ditto.
9475 (vec_pack_sfix_trunc_v2df): Ditto.
9477 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9479 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9480 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9481 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9482 [vec_pack_ufix_trunc]: Ditto.
9483 [vec_unpacks_float_hi]: Ditto.
9484 [vec_unpacks_float_lo]: Ditto.
9485 [vec_unpacku_float_hi]: Ditto.
9486 [vec_unpacku_float_lo]: Ditto.
9488 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9490 * soft-fp/README: Update for new files.
9491 * soft-fp/floattisf.c: New file.
9492 * soft-fp/floattidf.c: New file.
9493 * soft-fp/floattitf.c: New file.
9494 * soft-fp/floatuntisf.c: New file.
9495 * soft-fp/floatuntidf.c: New file.
9496 * soft-fp/floatuntitf.c: New file.
9497 * soft-fp/fixsfti.c: New file.
9498 * soft-fp/fixdfti.c: New file.
9499 * soft-fp/fixtfti.c: New file.
9500 * soft-fp/fixunssfti.c: New file.
9501 * soft-fp/fixunsdfti.c: New file.
9502 * soft-fp/fixunstfti.c: New file.
9503 * soft-fp/extendxftf.c: New file.
9504 * soft-fp/trunctfxf.c: New file.
9506 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9507 (__trunctfxf2): Ditto.
9509 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9510 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9511 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9512 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9513 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9514 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9516 * config/i386/t-fprules-softfp64: New file.
9517 * config/i386/sfp-machine.h: New file.
9518 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9519 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9520 and soft-fp/t-softfp to tmake_file.
9521 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9522 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9524 * config/i386/t-linux64 (softfp_wrap_start): New.
9525 (softfp_wrap_end): New.
9526 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9527 supported for TARGET_64BIT.
9529 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9531 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9532 c_common_unsigned_type behavior.
9534 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9536 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9539 2007-05-16 Eric Christopher <echristo@apple.com>
9541 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9542 saving after stack push. Set sp_offset whenever we push.
9543 (rs6000_emit_epilogue): Move altivec register restore before
9546 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9548 * configure.ac: Allow sysroots to be relocated under $prefix as
9549 well as $exec_prefix.
9550 * configure: Regenerate.
9552 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9556 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9558 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9559 (gcc_tooldir): Likewise.
9560 * configure: Regenerate.
9561 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9562 old configure.ac gcc_tooldir setting.
9563 (prefix_to_exec_prefix): New variable.
9564 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9565 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9567 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9569 * c-typeck.c (build_binary_op): Return early for error.
9571 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9573 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9574 struct nb_iter_bound.
9575 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9576 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9577 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9578 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9579 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9580 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9581 (del_scev_info): Use ggc_free.
9582 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9583 * loop-init.c: Include ggc.h.
9584 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9585 (loop_optimizer_finalize): Use ggc_free.
9586 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9587 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9588 pass_iv_optimize): Add TODO_ggc_collect.
9589 * function.h (struct function): Remove skip marker from
9591 * cfgloop.c: Include ggc.h.
9592 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9594 (establish_preds): Vector superloops is gc allocated.
9595 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9597 (flow_loops_find): Vector larray is gc allocated.
9598 (loop_exit_free): Use ggc_free.
9599 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9600 that head of exits list is now not a part of struct loop.
9601 (record_loop_exits): Allocate exits table in gc memory.
9602 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9603 that head of exits list is now not a part of struct loop.
9604 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9605 struct loop_exit): Add GTY marker.
9606 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9607 Add skip marker to aux field. Make head of exits list a separate
9609 (struct loops): Add GTY marker. Make larray vector gc allocated.
9610 Add param marker to exits table.
9611 (get_loops): Type changed.
9612 * Makefile.in (tree-scalar-evolution.o): Add
9613 gt-tree-scalar-evolution.h dependency.
9614 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9615 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9616 * basic-block.h (struct basic_block_def): Remove skip marker from
9619 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9621 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9622 of 0 in the call to expand_expr().
9623 (expand_builtin_mathfn_3): Ditto.
9624 (expand_builtin_interclass_mathfn): Ditto.
9625 (expand_builtin_cexpi): Ditto.
9626 (expand_builtin_int_roundingfn): Ditto.
9627 (expand_builtin_int_roundingfn_2): Ditto.
9628 (expand_builtin_pow): Ditto.
9629 (expand_builtin_powi): Ditto.
9630 (expand_builtin_bswap): Ditto.
9631 (expand_builtin_unop): Ditto.
9632 (expand_builtin_fabs): Ditto.
9633 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9634 the call to expand_expr().
9635 (expand_builtin_sync_operation): Ditto.
9636 (expand_builtin_compare_and_swap): Ditto.
9637 (expand_builtin_lock_test_and_set): Ditto.
9638 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9639 instead of 0 in the call to expand_expr().
9640 (expand_builtin_extract_return_addr): Ditto.
9641 (expand_builtin_eh_return): Ditto.
9642 (expand_eh_return): Ditto.
9643 * explow.c (expr_size): Ditto.
9644 * expr.c (optimize_bitfield_assignment_op): Ditto.
9645 (expand_assignement): Ditto.
9646 (store_expr): Ditto.
9647 (store_field): Ditto.
9648 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9649 the call to expand_expr().
9650 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9651 in the call to expand_expr().
9652 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9653 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9654 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9656 * optabs.c (expand_vec_shift_expr): Ditto.
9657 (expand_vec_cond_expr): Ditto.
9658 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9659 call to expand_expr().
9660 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9661 in the call to expand_expr().
9663 2007-05-14 Dave Korn <dave.korn@artimi.com>
9665 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9667 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9669 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9670 instead of c_common_unsigned_type.
9671 (c_common_unsigned_type): Remove.
9672 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9673 c_common_unsigned_type.
9674 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9675 c_common_unsigned_type.
9676 * c-common.h (c_common_unsigned_type): Remove.
9677 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9678 c_common_unsigned_type.
9679 * c-format.c (check_format_types): Use unsigned_type_for instead of
9680 c_common_unsigned_type.
9681 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9682 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9683 of c_common_unsigned_type.
9684 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9685 lang_hooks.types.unsigned_type.
9686 * expmed.c (make_tree): Use unsigned_type_for instead of
9687 lang_hooks.types.unsigned_type.
9688 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9689 lang_hooks.types.unsigned_type.
9690 (build_range_check): Likewise.
9691 (fold_unary): Likewise.
9692 (fold_binary): Likewise.
9693 (fold_ternary): Likewise.
9694 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9695 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9696 * tree.c (get_unsigned_type): New.
9697 (unsigned_type_for): Use get_unsigned_type instead of
9698 lang_hooks.types.unsigned_type.
9700 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9702 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9703 to m68k_get_function_kind. Update its prototype.
9704 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9706 (m68k_interrupt_function_p): Return enum m68k_function_type
9707 instead of bool. Rename to m68k_get_function_kind.
9708 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9710 (m68k_compute_frame_layout): Don't mark any register for save
9711 if an interrupt_thread attribute is specified.
9712 (m68k_hard_regno_rename_ok): Update a use of
9713 m68k_interrupt_function_p.
9714 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9715 m68k_interrupt_function_p.
9716 (m68k_function_type): New.
9717 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9718 for a function with an interrupt_thread attribute.
9719 * doc/extend.texi: Document the interrupt_thread attribute.
9721 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9723 Fix PR tree-optimization/31911
9724 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9725 if they didn't change the expression.
9727 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9729 * tree-scalar-evolution.c (resolve_mixers): Exported.
9730 * tree-scalar-evolution.h (resolve_mixers): Declare.
9731 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9732 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9733 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9734 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9735 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9736 strip_conversion, analyze_offset_expr, address_analysis,
9737 object_analysis, analyze_offset): Removed.
9738 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9739 split_constant_offset, canonicalize_base_object_address,
9740 object_address_invariant_in_loop_p, disjoint_objects_p,
9741 dr_may_alias_p, dr_address_invariant_p): New functions.
9742 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9743 and dr_analyze_alias.
9744 (initialize_data_dependence_relation): Use dr_may_alias_p
9745 and object_address_invariant_in_loop_p.
9746 (compute_self_dependence): Handle the case when
9747 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9748 (find_data_references_in_stmt): Restrict the analysis of data
9749 references to the given loop nest.
9750 (find_data_references_in_loop): Made static. Pass loop nest to
9751 find_data_references_in_stmt.
9752 (compute_data_dependences_for_loop): Use DR_VOPS.
9753 (free_data_ref): Free DR_VOPS.
9754 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9755 (struct innermost_loop_behavior): ... new.
9756 (struct base_object_info): Replaced by ...
9757 (struct indices): ... new.
9758 (struct dr_alias): New.
9759 (enum data_ref_type): Removed.
9760 (struct data_reference): Consist of struct innermost_loop_behavior,
9761 struct indices and struct dr_alias.
9762 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9763 (DR_MEMTAG): Renamed to ...
9764 (DR_SYMBOL_TAG): ... this.
9765 (find_data_references_in_loop): Declaration removed.
9766 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9767 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9768 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9769 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9771 2007-05-13 Revital Eres <eres@il.ibm.com>
9773 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9774 which walks virtual def-use chains to find redundant stores.
9775 (dse_optimize_stmt): Call it.
9777 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9779 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9780 * passes.c (init_optimization_passes): Move pass_jump_bypass
9783 * basic-block.h (bb_has_eh_pred): Fix style issue.
9785 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9787 PR rtl-optimization/31848
9788 * loop-invariant.c (move_invariant_reg): If we move an insn
9789 with a REG_EQUAL note, and that insn is not always executed,
9790 remove the REG_EQUAL note.
9792 2007-05-12 Richard Guenther <rguenther@suse.de>
9794 PR tree-optimization/31797
9795 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9796 propagate into a stmt that has volatile ops.
9798 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9800 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9801 (gcc_tooldir): Likewise.
9802 * configure: Regenerate.
9803 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9804 old configure.ac gcc_tooldir setting.
9805 (prefix_to_exec_prefix): New variable.
9806 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9807 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9809 2007-05-11 Silvius Rus <rus@google.com>
9811 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9812 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9813 * c-common.h (strict_aliasing_warning): Change return type.
9814 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9815 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9816 (build_c_cast): Condition call to strict_aliasing_warning.
9817 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9818 * flags.h (set_Wstrict_aliasing): Declare.
9819 * opts.c (set_Wstrict_alising): Define, add call to.
9820 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9821 * tree-ssa-alias-warnings.c: New file.
9822 * tree-ssa-alias.c (compute_may_aliases): Add call to
9823 strict_aliasing_warning_backend.
9825 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9827 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9828 Use loop_depth and loop_outer accessor functions.
9829 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9830 determine_invariantness_stmt, move_computations_stmt): Ditto.
9831 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9832 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9833 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9834 * tree-scalar-evolution.c (interpret_loop_phi,
9835 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9836 instantiate_parameters_1, scev_const_prop): Ditto.
9837 * cfghooks.c (make_forwarder_block): Ditto.
9838 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9839 * modulo-sched.c (loop_canon_p): Ditto.
9840 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9841 slpeel_can_duplicate_loop_p): Ditto.
9842 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9843 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9844 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9845 cancel_loop, verify_loop_structure): Ditto.
9846 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9847 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9848 superloops vector instead of "pred" array.
9849 (establish_preds): Take father loop as an argument. Initialize the
9851 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9852 Do not initialize loop->outer.
9853 (flow_loop_tree_node_remove): Truncate the superloops vector.
9854 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9855 "pred" merged to "superloops" vector.
9856 (loop_depth, loop_outer): New.
9857 (fel_init): Use loop_outer.
9859 2007-05-11 Jan Hubicka <jh@suse.cz>
9861 * cgraphunit.c: Include gt-cgraphunit.h
9862 (static_ctors, static_dtors): New static vars.
9863 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9864 based on implementation in c-common.c
9865 (cgraph_finalize_function): Call record_cdtor_fn.
9866 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9867 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9868 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9869 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9870 build_cdtor, c_build_cdtor_fns): Remove.
9871 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9872 c_build_cdtor_fns): Remove prototype.
9874 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9877 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9878 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9879 * builtins.c (fold_builtin_memchr): New.
9880 (expand_builtin_memchr): Call the latter.
9881 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9882 * doc/extend.texi ([Other built-in functions provided by GCC]):
9885 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9887 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9888 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9889 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9890 PFPO_OP1_TYPE_SHIFT): Constants added.
9891 (DFP_ALL): Mode macro defined.
9892 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9893 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9894 Insn definitions added.
9895 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9896 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9899 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9901 PR tree-optimization/31885
9902 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9903 NULL_TREE to be undetermined.
9904 (automatically_generated_chrec_p): Return false for NULL.
9906 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9908 * config/bfin/bfin.h (MOVE_RATIO): Define.
9910 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9912 * config.gcc (sparc-wrs-vxworks): New target.
9913 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9914 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9915 * config/sparc/sparc.h: Include vxworks-dummy.h.
9916 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9917 include LABEL_REFs too.
9918 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9919 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9921 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9923 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9924 (sparc_emit_call_insn): New function.
9925 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9926 functions when generating VxWorks PIC.
9927 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9928 (call, call_value): Use sparc_emit_call_insn instead of
9931 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9933 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9935 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9937 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9938 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9939 split_double instead of operand_subword.
9941 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9943 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9944 * config/bfin/bfin.c (bfin_local_alignment): New function.
9945 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9947 2007-05-08 Chao-ying Fu <fu@mips.com>
9949 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9950 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9951 (smsub_widen_optab, umsub_widen_optab): Define.
9952 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9954 * genopinit.c (optabs): Fill in smsub_widen_optab and
9956 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9957 and umsub_widen_optab to implement multiply-subtract sequences.
9958 * config/mips/mips.md (*msac<u>_di): Rename to...
9959 (<u>msubsidi4): ...this. Extend condition to include
9960 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9961 of operand 0 to "ka" and use the three-operand form of msub<u>
9963 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9966 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9968 PR rtl-optimization/28011
9969 * reload.c (push_reload): Set dont_share if IN appears in OUT
9970 also when IN is a PLUS rtx.
9971 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9974 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9976 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9977 call unshare_all_decls.
9978 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9979 (unshare_all_decls): Remove.
9981 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9984 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9987 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9988 Nigel Stephens <nigel@mips.com>
9990 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9991 Update comments and all uses.
9992 (MIN_FPRS_PER_FMT): Define.
9993 * config/mips/mips.c (function_arg): Fix to correctly handle
9994 the -mips32r2 -mfp64 -mabi=32 case.
9995 (override_options): Enable use of odd-numbered registers for
9996 SFmode values on MIPS32.
9997 (mips_save_reg_p): Save whole floating-point register pair if
9998 either half is used.
9999 (compute_frame_size): Fix comment.
10001 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10003 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10004 argument of type bool.
10005 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10006 argument. Safely select temporary P register according to it.
10007 (do_link): Change call site of add_to_reg accordingly.
10008 (do_unlink): Add epilogue_p as a fourth argument and pass it
10010 (expand_interrupt_handler_epilogue): Change call of do_unlink
10012 (bfin_expand_prologue): Add a third argument sibcall_p.
10013 * config/bfin/bfin.md (epilogue): Change call of
10014 bfin_expand_epilogue accordingly.
10015 (sibcall_epilogue): Likewise.
10016 (eh_return_internal): Likewise.
10018 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10019 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10020 * config/bfin/bfin.c (bfin_handle_option): Handle
10021 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10022 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10023 Support bf534, bf536 and bf561.
10024 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10026 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10029 * config/i386/i386.c (ix86_function_regparm): Process local
10030 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10032 2007-05-07 Mike Stump <mrs@apple.com>
10034 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10035 also checks for and while statements in C++.
10037 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10039 * gcc.c (at_file_supplied): New variable.
10040 (main): Set it if we expanded argv.
10041 (do_spec_1): Pass an @-file to the linker if we were called with
10042 an @-file argument and HAVE_GNU_LD.
10043 * collect2.c (at_file_supplied): New variable.
10044 (response_file): New variable.
10045 (collect_exit): Unlink response_file if necessary.
10046 (handler): Likewise.
10047 (do_wait): Likewise.
10048 (main): Set at_file_supplied if we expanded argv.
10049 (collect_execute): Pass an @-file to subprocesses if we were called
10050 with an @-file argument.
10051 * configure.ac: Add define for HAVE_GNU_LD.
10052 * configure: Regenerate.
10053 * config.in: Regenerate.
10055 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10057 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10058 operand to HI mode.
10063 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10065 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10066 (TARGET_ENCODE_SECTION_INFO): Re-define.
10067 (m32c_encode_section_info): New
10068 (function_vector_handler): New
10069 (current_function_special_page_vector): New
10070 (m32c_special_page_vector_p): New.
10071 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10073 * config/m32c/jump.md: Added instruction JSRS for functions
10074 with attribute "function_vector".
10075 * doc/extend.texi (function_vector): Added description
10076 for M16C, M32C targets.
10078 2007-05-07 DJ Delorie <dj@redhat.com>
10081 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10082 ashrpsi3, lshrpsi3): Update shift count constraint.
10084 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10085 Nathan Froyd <froydnj@codesourcery.com>
10088 * c-incpath.c (add_path): Strip trailing path separators.
10090 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10092 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10093 Free dominance info before purging EH edges.
10094 (eliminate_degenerate_phis): Likewise.
10095 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10097 2007-05-07 Jan Hubicka <jh@suse.cz>
10099 * gimplify.c (gimplify_expr): Do not crash when folding
10100 (void *)(int)&a + 4.
10102 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10105 * c-opts.c (lang_fortran): Make it non static.
10106 * c-common.h (lang_fortran): New prototype.
10107 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10108 -lang-fortran option was passed by the driver.
10110 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10112 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10113 of ASSERT_CHECKING. Tweak message.
10115 2007-05-06 Revital Eres <eres@il.ibm.com>
10118 * loop-unroll.c (insert_var_expansion_initialization):
10119 Initialize the expansions with -zero instead of +zero.
10121 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10123 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10124 into pic and non-pic versions. Mark r19 as used for
10125 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10126 for tgd_load, tld_load and tie_load .
10127 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10128 version of tgd_load, tld_load and tie_load depending on the
10131 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10132 Jakub Jelinek <jakub@redhat.com>
10134 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10135 (__do_global_dtors_aux): Use more paranoid loop to run
10136 destructors if HIDDEN_DTOR_LIST_END.
10137 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10139 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10141 * varasm.c (align_variable): Don't increase alignment for
10142 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10143 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10145 2007-05-04 Josh Conner <jconner@apple.com>
10147 * basic-block.h (cdi_direction): Assign values to all enumeration
10149 (dom_computed): Remove.
10150 (dom_info_state): New.
10151 (set_dom_info_availability): New.
10152 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10153 walk_data.dom_direction.
10154 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10155 instead of dom_computed[].
10156 (split_edge): Likewise.
10157 (create_basic_block): Likewise.
10158 (merge_blocks): Likewise.
10159 * ifcvt.c (find_if_header): Likewise.
10160 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10161 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10162 * tree-ssa.c (verify_ssa): Likewise.
10163 * tree-cfg.c (tree_verify_flow_info): Likewise.
10164 (remove_edge_and_dominated_blocks): Likewise.
10165 * dominance.c (dom_computed): Make static.
10166 (calc_dfs_tree_nonrec): Change third param to a bool.
10167 (calc_dfs_tree): Change second param to a bool.
10168 (calc_idioms): Change second param to a bool. Use
10169 dom_convert_dir_to_idx.
10170 (init_dom_info): Validate dir before using.
10171 (dom_convert_dir_to_idx): New.
10172 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10173 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10174 (free_dominance_info): Use dom_convert_dir_to_idx.
10175 (get_immediate_dominator): Likewise.
10176 (set_immediate_dominator): Likewise.
10177 (get_dominated_by): Likewise.
10178 (redirect_immediate_dominators): Likewise.
10179 (nearest_common_denominator): Likewise.
10180 (dominated_by_p): Likewise.
10181 (bb_dom_dfs_in): Likewise.
10182 (bb_dom_dfs_out): Likewise.
10183 (recount_dominator): Likewise.
10184 (iterate_fix_dominators): Likewise.
10185 (add_to_dominance_info): Likewise.
10186 (delete_from_dominance_info): Likewise.
10187 (first_dom_son): Likewise.
10188 (next_dom_son): Likewise.
10189 (dom_info_available_p): Likewise.
10190 (dom_info_state): New.
10191 (set_dom_info_availability): New.
10193 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10195 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10197 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10199 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10201 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10202 (subdi3, subdi_carry): Delete.
10204 2007-05-04 Jan Hubicka <jh@suse.cz>
10205 Richard Guenther <rguenther@suse.de>
10207 * opts.c (decode_options): Do not fiddle with inlining
10208 parameters in case of optimizing for size.
10209 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10210 for size do nothing.
10211 (cgraph_decide_inlining_of_small_function): When optimizing for
10212 size never inline functions increasing caller size.
10213 (cgraph_early_inlining): Inline for size when optimizing for size.
10215 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10217 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10218 logical operations piecewise.
10219 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10220 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10221 subdi_sesidi_di): Delete.
10222 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10223 the generated sequence. Allow three-reg add in constraints. Rewrite
10224 the rtl expression for carry to avoid zero_extend of a constant.
10225 (sub_with_carry): New pattern.
10226 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10227 different sequence not involving jumps.
10228 (notbi): Now a named pattern.
10230 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10232 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10233 Add the note about a significant loss of accuracy of some
10234 mathematical routines when these options are used.
10236 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10238 * haifa-sched.c (rtx_vec_t): New typedef.
10239 (contributes_to_priority_p): Extract piece of priority () into new
10241 (priority): Use the function. Add assertion.
10242 (rank_for_schedule, set_priorities): Add assertion to check that
10243 insn's priority is initialized.
10244 (clear_priorities, calc_priorities): Change signature. Make it update
10245 all relevant insns. Update all callers ('add_to_speculative_block ()'
10246 and 'create_block_check_twin ()').
10247 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10248 Add new field 'priority_status'.
10249 (INSN_PRIORITY_STATUS): New macro.
10250 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10252 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10254 * sched-ebb.c (debug_ebb_dependencies): New static function.
10255 (init_ready_list): Use it.
10257 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10258 with changed signature and 'debug_rgn_dependencies ()'.
10259 (debug_rgn_dependencies): New static function.
10260 (init_ready_list): Use it.
10262 * sched-int.h (debug_dependencies): Declare.
10264 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10266 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10268 2007-05-04 Dirk Mueller <dmueller@suse.de>
10270 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10272 2007-05-03 Jan Hubicka <jh@suse.cz>
10274 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10275 ((T1)X op (T1)Y), for pointer type in more cases than before.
10277 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10279 * tree-object-size.c (plus_expr_object_size): When operand size is
10280 unknown, return unknown.
10282 2007-05-03 Dirk Mueller <dmueller@suse.de>
10284 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10286 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10289 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10291 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10293 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10295 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10297 * config/soft-fp/double.h, config/soft-fp/extended.h,
10298 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10299 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10300 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10301 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10304 2007-05-03 Ian Lance Taylor <iant@google.com>
10306 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10307 MASK_PPC_GFXOPT for 8540 or 8548.
10309 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10311 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10312 vect_print_dump_info() to output debug information.
10314 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10317 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10318 operands of size 2 when operand is not MEM_P.
10320 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10322 PR tree-optimization/30565
10323 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10325 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10327 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10328 (umulsi3_highpart): Use them.
10329 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10330 for final accumulator to D regisster tranfser.
10332 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10334 PR tree-optimization/31699
10335 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10337 (vect_enhance_data_refs_alignment): Compute peel amount using
10338 TYPE_VECTOR_SUBPARTS instead of vf.
10339 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10341 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10344 * system.h: Remove inclusion of double-int.h
10345 * tree.h: Include double-int.h
10346 * gengtype.c: Likewise
10347 * cfgloop.h: Likewise
10348 * Makefile.in: Adjust dependencies on double-int.h
10350 2007-05-02 Eric Christopher <echristo@apple.com>
10352 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10353 -shared to -Zdynamiclib.
10355 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10358 * c-common.c (strip_pointer_or_array_types): New function.
10359 * c-common.h (strip_pointer_or_array_types): New function declaration.
10361 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10363 PR tree-optimization/31771
10364 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10366 2007-05-02 Paul Brook <paul@codesourcery.com>
10368 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10370 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10372 PR middle-end/29715
10373 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10376 2007-05-02 Nick Clifton <nickc@redhat.com>
10378 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10380 2007-05-02 Richard Guenther <rguenther@suse.de>
10382 PR tree-optimization/31146
10383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10384 argument, single_use_p. If we have a single use that is
10385 a conversion to the definition rhs type, propagate that rhs.
10386 (forward_propagate_addr_expr): Pass single_use_p argument
10387 to forward_propagate_addr_expr_1.
10389 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10391 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10394 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10396 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10397 'AMD Family 10 core'.
10399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10401 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10402 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10403 with SSE3 instruction set support.
10404 * doc/invoke.texi: Likewise.
10406 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10408 * config/i386/i386.c (override_options): Tuning 32-byte loop
10409 alignment for amdfam10 architecture. Increasing the max loop
10410 alignment to 24 bytes.
10412 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10414 * config/m68k/constraints.md: New.
10415 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10417 EXTRA_CONSTRAINT): Remove.
10418 * config/m68k/m68k.md: Include constraints.md.
10419 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10421 2007-05-01 Ian Lance Taylor <iant@google.com>
10423 PR tree-optimization/31739
10424 * tree-vrp.c (vrp_val_is_max): New static function.
10425 (vrp_val_is_min): New static function.
10426 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10428 (set_value_range): Use vrp_val_is_{max,min}.
10429 (extract_range_from_assert): Likewise.
10430 (extract_range_from_binary_expr): Likewise.
10431 (extract_range_from_unary_expr): Likewise.
10432 (dump_value_range, vrp_meet): Likewise.
10433 (vrp_visit_phi_node): Likewise.
10434 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10436 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10438 * config/i386/gmon-sol2.c (size_t): New type.
10439 (intptr_t): Likewise.
10440 (s_textsize): Declare as size_t.
10442 (monstartup): Use size_t for sizes.
10443 (_mcount): Save and restore registers.
10444 (internal_mcount): Pass 0 as the first argument to monstartup
10446 (moncontrol): Convert pointer to appropriately sized integer
10447 before passing to profil.
10449 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10451 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10452 __NO_FPRS__, not just if _SOFT_DOUBLE.
10453 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10454 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10455 also for E500 double.
10456 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10457 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10460 2007-05-01 Richard Guenther <rguenther@suse.de>
10462 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10465 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10469 2007-05-01 Jan Hubicka <jh@suse.cz>
10471 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10474 2007-05-01 Jan Hubicka <jh@suse.cz>
10476 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10477 (maybe_fold_offset_to_reference): Declare.
10478 * fold-const.c (fold_unary): Do not fold
10479 (type *)&A into &A->field_of_type_and_offset_0
10480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10481 size is unknown, give up.
10482 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10484 (maybe_fold_offset_to_reference): New.
10485 (maybe_fold_stmt_indirect): Use it.
10486 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10487 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10489 (gimplify_expr): Likewise for plus_expr.
10491 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10493 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10494 bsi_after_labels. Always insert statements before bsi.
10495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10496 * predict.c (apply_return_prediction): Check for empty blocks.
10497 * cfgexpand.c (lab_rtx_for_bb): New variable.
10498 (label_rtx_for_bb): Do not create new tree labels.
10499 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10500 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10501 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10503 (label_for_bb): Add field used.
10504 (update_eh_label, main_block_label): Mark the label used.
10505 (cleanup_dead_labels): Remove unused labels.
10507 2007-05-01 Richard Guenther <rguenther@suse.de>
10509 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10510 if it is not about to be set.
10511 (get_value_range): Do not pre-allocate equiv bitmap.
10512 (update_value_range): No need to clear equiv field.
10513 (add_equivalence): Change prototype to get bitmap pointer.
10514 Allocate bitmap here if it is not already.
10515 (extract_range_from_assert): Do not allocate bitmap here.
10516 Update callers to add_equivalence.
10517 (extract_range_from_ssa_name): Likewise.
10518 (get_vr_for_comparison): New static helper.
10519 (compare_name_with_value): Handle NULL equiv bitmap by
10520 peeling the first iteration of the comparison loop.
10521 Use get_vr_for_comparison.
10522 (compare_names): Handle NULL equiv bitmaps by using fake
10523 ones. Use get_vr_for_comparison.
10525 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10527 * double-int.c (mpz_set_double_int): Moved from
10528 tree-ssa-loop-niter.c.
10529 (mpz_get_double_int): Likewise; also, add option to wrap
10530 out-of-range integers.
10531 * double-int.h: New prototypes for above.
10532 * tree.c (get_static_type_bounds): Moved from
10533 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10534 TYPE_MAX_VALUE if they exist..
10535 * tree.h: New prototype for above.
10536 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10537 get_type_bounds calls.
10538 (mpz_set_double_int): Move to double-int.c.
10539 (get_type_bounds): Move to tree.c, rename to
10540 get_static_type_bounds.
10541 (mpz_to_double_int): Move to double-int.c, rename to
10542 mpz_get_double_int.
10544 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10546 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10547 DIV0 exception can fall through to a normal return.
10549 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10551 PR middle-end/22156
10552 Temporarily revert:
10553 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10554 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10556 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10557 initialize align to silence bogus warning.
10558 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10559 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10561 (struct sra_walk_fns): Remove use_all parameter from use.
10562 (sra_hash_tree): Handle BIT_FIELD_REFs.
10563 (sra_elt_hash): Don't hash bitfld blocks.
10564 (sra_elt_eq): Skip them in parent compares as well. Handle
10566 (sra_walk_expr): Don't maintain or pass down use_all_p.
10567 (scan_use): Remove use_all parameter.
10568 (scalarize_use): Likewise. Re-expand assignment to
10569 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10570 output, and re-scalarize after output. Don't mark anything
10572 (scalarize_ldst): Adjust.
10573 (scalarize_walk_gimple_modify_statement): Likewise.
10574 (build_element_name_1): Handle BIT_FIELD_REFs.
10575 (instantiate_element): Don't warn for any element whose parent
10576 is used as a whole.
10577 (instantiate_missing_elements_1): Return the sra_elt.
10578 (canon_type_for_field): New.
10579 (try_instantiate_multiple_fields): New.
10580 (instantiate_missing_elemnts): Use them.
10581 (mark_no_warning): Removed.
10582 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10583 (REPLDUP, sra_build_elt_assignment): New.
10584 (generate_copy_inout): Use them.
10585 (generate_element_copy): Likewise. Handle bitfld differences.
10586 (generate_element_zero): Don't recurse for blocks. Use
10587 sra_build_elt_assignment.
10588 (generate_one_element_int): Take elt instead of var. Use
10589 sra_build_elt_assignment.
10590 (generate_element_init_1): Adjust.
10591 (scalarize_use, scalarize_copy): Use REPLDUP.
10592 (scalarize_ldst): Move assert before dereference.
10593 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10595 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10598 * tree.c (reconstruct_complex_type): Reconstruct a reference
10600 Also use the same mode for the pointer as the old pointer type.
10602 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10604 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10607 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10609 PR rtl-optimization/31676
10610 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10611 (df_refs_record): Call it.
10613 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10615 * rtl.def (SS_ABS): New code.
10616 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10617 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10618 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10619 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10620 (bfin_init_builtins): Define them.
10621 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10622 (bfin_expand_builtin): ... and handle the others here.
10623 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10624 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10625 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10626 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10627 operand is only HImode.
10629 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10631 * regclass.c (scan_one_insn): Remove splitting of
10634 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10635 Nigel Stephens <nigel@mips.com>
10637 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10639 2007-04-28 Jan Hubicka <jh@suse.cz>
10641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10642 insn_locators_alloc instead of insn_locators_initialize;
10643 call reset_block_changes.
10644 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10645 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10646 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10647 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10648 * config/score/score.c (th_output_mi_thunk): Likewise.
10649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10650 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10651 tolerate uninitialized locator info.
10654 * function.c (init_function_start): Don't init line number info.
10655 (expand_function_end): Update.
10656 (reset_block_changes, record_block_change, finalize_block_changes,
10657 check_block_change, free_block_changes): Kill.
10658 * function.h (reset_block_changes, record_block_change,
10659 finalize_block_changes, check_block_change, free_block_changes):
10661 (struct function): Remove ib_boundaries_block.
10662 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10663 Use curr_insn_locator to initialize locator.
10664 (emit_line_note): Remove.
10665 * cfgexpand.c (expand_gimple_cond_expr): Update.
10666 (construct_exit_block): Likewise.
10667 (tree_expand_cfg): Initialize/finalize locators.
10668 * expr.c (expand_expr_real): Update.
10669 * cfglayout.c (line_locators_locs, line_locators_lines,
10670 file_locators_locs, file_locators_files): Remove.
10671 (set_block_levels): Move to cfgexpand.c.
10672 (insn_locators_initialize): Remove.
10673 (pass_insn_locators_initialize): Remove.
10674 (locations_locators_locs, locations_locators_vals): New static vars.
10675 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10677 (insn_locators_alloc, insn_locators_finalize,
10678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10680 (locator_location): New.
10681 (locator_line, locator_file): Rewrite.
10682 * rtl.h (emit_line_note): Kill.
10683 (insn_locators_alloc, insn_locators_finalize,
10684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10686 * tree-inline.c (initialize_cfun): Do not initialize
10687 ib_boundaries_block.
10688 * passes.c (pass_insn_locators_initialize): Remove.
10690 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10692 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10693 info. Update last_basic_block correctly.
10695 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10698 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10699 register itself to hold the offset constant. Tell flow the use
10700 of r4 and r5 when they are used.
10702 2007-04-27 Richard Guenther <rguenther@suse.de>
10704 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10705 if we simplified anything.
10706 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10707 warnings until we did a simplification and the stmt was not
10708 marked as TREE_NO_WARNING.
10710 2007-04-27 Mike Stump <mrs@apple.com>
10712 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10714 2007-04-27 Ian Lance Taylor <iant@google.com>
10716 PR middle-end/31710
10717 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10718 TYPE_MAX_VALUE exist, convert them to the new type.
10720 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10722 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10723 if it claims to be available.
10724 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10725 edge is redirected.
10726 (perform_tree_ssa_dce): Always free postdominators.
10728 2007-04-27 Richard Henderson <rth@redhat.com>
10730 * config/alpha/predicates.md (aligned_memory_operand): Mark
10731 as define_special_predicate.
10732 (unaligned_memory_operand, normal_memory_operand): Likewise.
10733 (reg_or_unaligned_mem_operand): Remove.
10734 (any_memory_operand): Match the documentation and check for
10735 non-renumbered pseudos during reload.
10736 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10737 alpha_secondary_reload_class, update to new interface, make static.
10738 Handle CQImode like HImode. Remove FP subreg check.
10739 (alpha_expand_mov): Use replace_equiv_address.
10740 (alpha_expand_mov_nobwx): Use any_memory_operand.
10741 (TARGET_SECONDARY_RELOAD): New.
10742 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10743 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10744 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10745 * config/alpha/alpha.md: ... here.
10746 (RELOAD12, reloadmode): New.
10748 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10749 Don't handle the aligned case here.
10750 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10751 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10752 reload_inhi_help. Don't expect a scratch register.
10753 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10755 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10757 2007-04-27 Richard Guenther <rguenther@suse.de>
10759 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10761 2007-04-27 Richard Guenther <rguenther@suse.de>
10763 PR tree-optimization/30965
10764 PR tree-optimization/30978
10765 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10766 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10767 (find_equivalent_equality_comparison): Likewise.
10768 (simplify_cond): Likewise.
10769 (get_prop_source_stmt): New helper.
10770 (get_prop_dest_stmt): Likewise.
10771 (can_propagate_from): Likewise.
10772 (remove_prop_source_from_use): Likewise.
10773 (combine_cond_expr_cond): Likewise.
10774 (forward_propagate_comparison): New function.
10775 (forward_propagate_into_cond): Rewrite to use fold for
10777 (tree_ssa_forward_propagate_single_use_vars): Call
10778 forward_propagate_comparison to propagate comparisons.
10780 2007-04-27 Richard Guenther <rguenther@suse.de>
10782 PR tree-optimization/31715
10783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10784 sure to do computation on the offset in an appropriate
10787 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10789 * reload.h (elimination_target_reg_p): Declare.
10790 * reload.c (find_reloads): Don't apply the reg_rtx move
10791 optimization if the SET_DEST satisfies elimination_target_reg_p.
10792 * reload1.c (elimination_target_reg_p): New function.
10793 (gen_reload): In the move/add2 fallback, make sure that op0
10794 does not overlap the destination register.
10796 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10798 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10799 transform only GIMPLE_MODIFY_STMTs.
10800 * tree-complex.c (expand_complex_operations_1): Ditto.
10801 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10802 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10803 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10805 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10806 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10807 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10808 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10809 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10810 slpeel_add_loop_guard): Ditto.
10811 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10812 * lambda-code.c (perfect_nestify): Ditto.
10813 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10814 before the first statement.
10815 * tree-optimize.c (execute_free_datastructures): Fix comments.
10816 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10817 * tree-flow.h (disband_implicit_edges): Declaration removed.
10818 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10820 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10821 COND_EXPRs without gotos.
10822 (disband_implicit_edges, has_label_p): Removed.
10823 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10824 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10826 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10828 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10829 also for COND_EXPRs.
10830 * cfgexpand.c (label_rtx_for_bb): New function.
10831 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10832 Use label_rtx_for_bb to find the labels.
10833 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10834 last block. Detect fallthru edges.
10836 2007-04-26 Ian Lance Taylor <iant@google.com>
10839 * reload.c (find_reloads_subreg_address): If the address was valid
10840 in the original mode but not in the new mode, reload the whole
10843 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10845 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10846 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10847 (cleanup_control_expr_graph): Do not invalidate dominance info.
10848 Record altered blocks.
10849 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10850 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10851 cleanup_tree_cfg_bb): New functions.
10852 (remove_forwarder_block): Do not maintain the worklist of blocks.
10853 Record altered blocks.
10854 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10855 not over whole cfg.
10856 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10857 delete_unreachable_blocks if dominators are not available.
10858 * tree-inline.c (optimize_inline_calls): Free dominance information
10860 * tree-flow.h (remove_edge_and_dominated_blocks,
10861 cfgcleanup_altered_bbs): Altered.
10862 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10864 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10866 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10867 do not invalidate dominators.
10869 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10871 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10872 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10876 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10878 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10880 2007-04-26 Richard Guenther <rguenther@suse.de>
10882 PR tree-optimization/31703
10883 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10884 the right type for the target of the bittest.
10886 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10888 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10889 ix86_sol10_return_in_memory.
10891 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10893 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10896 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10899 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10901 PR tree-optimization/30558
10902 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10903 clear this_state.prev_try.
10905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10906 Mark Mitchell <mark@codesourcery.com>
10908 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10909 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10910 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10912 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10915 * doc/invoke.texi (%:print-asm-header): Document.
10916 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10918 (static_spec_functions): Add print-asm-header.
10919 (main): Print a banner before the --target-help linker options.
10920 (print_asm_header_spec_function): New function.
10922 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10925 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10926 (movsf_ie): Likewise.
10928 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10930 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10932 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10934 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10935 exception for divide-by-zero.
10936 (__umodsi3, __modsi3): Likewise.
10938 2007-04-25 Dirk Mueller <dmueller@suse.de>
10940 * c-typeck.c (build_compound_expr): Annotate warning()
10941 call with OPT_Wunused_value.
10942 * tree-ssa.c (warn_uninit): Annotate warning with
10944 * c-common.c (handle_sentinel_attribute): Annotate warning
10945 call with OPT_Wattributes.
10947 2007-04-25 Thiemo Seufer <ths@mips.com>
10949 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10950 (mips16): Fix typo.
10951 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10952 on to the assembler. Improve handling of -mno-mips16. Add handling
10953 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10954 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10955 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10956 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10958 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10961 * config/i386/winnt.c (i386_pe_file_end): Strip only
10962 USER_LABEL_PREFIX when writing export name.
10964 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10966 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10967 sh/elf.h, vx-common.h and vxworks.h.
10968 * config/sh/sh.h: Include config/vxworks-dummy.h.
10969 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10970 (OVERRIDE_OPTIONS): Use it.
10971 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10972 (vxworks_picreg): New pattern.
10973 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10974 VXWORKS_OS_CPP_BUILTINS.
10975 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10976 to their VXWORKS_* equivalents.
10977 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10978 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10979 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10980 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10981 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10982 -mrtp/-fPIC multilibs.
10983 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10984 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10985 (MULTILIB_OSDIRNAMES): Delete.
10987 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10990 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10992 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10994 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10995 rounding mode to be specified by the caller.
10996 (real_to_mpfr) Likewise.
10997 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10998 include new arguments.
10999 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11001 2007-04-24 Ian Lance Taylor <iant@google.com>
11003 PR tree-optimization/31605
11004 * tree-vrp.c (set_value_range): Check that min and max are not
11005 both overflow infinities.
11006 (set_value_range_to_value): New static function.
11007 (extract_range_from_binary_expr): Call set_value_range_to_value.
11008 (extract_range_from_cond_expr): Likewise.
11009 (extract_range_from_expr): Likewise.
11010 (extract_range_from_unary_expr): Likewise. Don't create a range
11011 which overflows on both sides.
11012 (vrp_meet): Check for a useless range.
11013 (vrp_visit_phi_node): If we see a constant which looks like an
11014 overflow infinity, turn off the TREE_OVERFLOW flag.
11016 2007-04-24 Ian Lance Taylor <iant@google.com>
11018 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11020 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11022 PR diagnostic/25923
11023 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11024 diagnostic message is being built.
11025 * tree-pretty-print.c (dump_generic_node): Only write the
11026 formatted text into BUFFER's stream if we are not building a
11027 diagnostic message.
11028 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11030 * Makefile.in (toplev.o): Depend on tree-pass.h.
11032 2007-04-24 Ian Lance Taylor <iant@google.com>
11034 PR tree-optimization/31602
11035 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11036 conditionals in the copied loop header.
11037 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11038 warnings if TREE_NO_WARNING is set.
11039 * doc/invoke.texi (Warning Options): Clarify that
11040 -Wstrict-overflow does not warn about loops.
11042 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11044 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11045 expand on the comment about _Decimal128 arguments and check the
11046 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11047 that _Decimal128 argument uses even/odd register pair.
11048 (function_arg): Ditto.
11050 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11052 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11053 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11055 2007-04-24 Richard Guenther <rguenther@suse.de>
11056 Olga Golovanevsky <olga@il.ibm.com>
11058 * fold-const.c (multiple_of_p): Check for bottom
11061 2007-04-24 Richard Henderson <rth@redhat.com>
11063 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11064 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11065 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11066 looking for non-zero bits shifted out. Avoid a recursive call
11067 when constructing the scalar.
11068 (__floatundisf): Likewise.
11070 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11072 * dwarf2out.c (field_byte_offset): Move the existing logic
11073 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11074 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11076 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11079 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11080 length argument of 0 for memset.
11081 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11082 unsigned shift instead of the signed variant.
11084 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11086 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11087 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11088 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11089 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11090 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11091 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11092 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11093 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11094 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11095 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11096 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11097 "mul<mode>3", "div<mode>3"): Insn definitions added.
11098 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11099 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11100 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11101 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11102 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11103 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11104 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11105 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11106 TARGET_FLOAT_FORMAT): Macro definitions removed.
11107 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11108 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11109 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11110 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11111 (s390_gen_rtx_const_DI): Function removed.
11112 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11114 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11116 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11117 over an external ffs function.
11119 2007-04-24 Chao-ying Fu <fu@mips.com>
11120 Richard Sandiford <richard@nildram.co.uk>
11122 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11123 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11124 (smadd_widen_optab, umadd_widen_optab): Define.
11125 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11127 * genopinit.c (optabs): Fill in smadd_widen_optab and
11129 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11130 and umadd_widen_optab to implement multiply-add sequences.
11131 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11132 (<u>maddsidi4): ...this. Extend condition to include
11133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11134 of operand 0 to "ka" and use the three-operand form of madd<u>
11136 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11138 * config/mips/constraints.md (ka): New register constraint.
11140 2007-04-24 Jan Hubicka <j@suse.cz>
11144 2007-04-23 Jan Hubicka <jh@suse.cz>
11145 * function.c (init_function_start): Don't init line number info.
11146 (expand_function_end): Update.
11147 (reset_block_changes, record_block_change, finalize_block_changes,
11148 check_block_change, free_block_changes): Kill.
11149 * function.h (reset_block_changes, record_block_change,
11150 finalize_block_changes, check_block_change, free_block_changes):
11152 (struct function): Remove ib_boundaries_block.
11153 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11154 Use curr_insn_locator to initialize locator.
11155 (emit_line_note): Remove.
11156 * cfgexpand.c (expand_gimple_cond_expr): Update.
11157 (construct_exit_block): Likewise.
11158 (tree_expand_cfg): Initialize/finalize locators.
11159 * expr.c (expand_expr_real): Update.
11160 * cfglayout.c (line_locators_locs, line_locators_lines,
11161 file_locators_locs, file_locators_files): Remove.
11162 (set_block_levels): Move to cfgexpand.c.
11163 (insn_locators_initialize): Remove.
11164 (pass_insn_locators_initialize): Remove.
11165 (locations_locators_locs, locations_locators_vals): New static vars.
11166 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11168 (insn_locators_alloc, insn_locators_finalize,
11169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11171 (locator_location): New.
11172 (locator_line, locator_file): Rewrite.
11173 * rtl.h (emit_line_note): Kill.
11174 (insn_locators_alloc, insn_locators_finalize,
11175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11177 * tree-inline.c (initialize_cfun): Do not initialize
11178 ib_boundaries_block.
11179 * passes.c (pass_insn_locators_initialize): Remove.
11181 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11183 * doc/invoke.texi: Removed leading '-' from option index entries.
11185 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11187 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11189 (create_phi_node): Use set_phi_nodes.
11190 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11191 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11192 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11193 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11194 (bsi_start, bsi_last): Use bb_stmt_list.
11195 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11196 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11197 Traverse the statements using tsi iterator.
11198 * basic-block.h (struct basic_block_def): Fields stmt_list
11199 and phi_nodes moved to ...
11200 (struct tree_bb_info): ... new structure.
11201 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11202 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11203 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11204 (tree_verify_flow_info): Verify that il.tree is not set for
11205 entry and exit block.
11206 (tree_split_block): Use set_bb_stmt_list.
11208 2007-04-23 Mike Stump <mrs@apple.com>
11210 * config/i386/i386.c (ix86_tune_features
11211 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11216 * config/i386/i386.md (prefix_extra): New attribute.
11217 (length): Add prefix_extra.
11219 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11220 (sse2_movntv2di): Likewise.
11221 (sse2_cvtps2dq): Likewise.
11222 (sse2_cvtpd2pi): Likewise.
11223 (sse2_cvttpd2pi): Likewise.
11224 (*sse2_cvtpd2ps): Likewise.
11225 (*add<mode>3): Likewise.
11226 (sse2_ssadd<mode>3): Likewise.
11227 (sse2_usadd<mode>3): Likewise.
11228 (*sub<mode>3): Likewise.
11229 (sse2_sssub<mode>3): Likewise.
11230 (sse2_ussub<mode>3): Likewise.
11231 (*mulv8hi3): Likewise.
11232 (*smulv8hi3_highpart): Likewise.
11233 (*umulv8hi3_highpart): Likewise.
11234 (sse2_umulv2siv2di3): Likewise.
11235 (sse2_pmaddwd): Likewise.
11236 (ashr<mode>3): Likewise.
11237 (lshr<mode>3): Likewise.
11238 (ashl<mode>3): Likewise.
11239 (sse2_ashlti3): Likewise.
11240 (sse2_lshrti3): Likewise.
11241 (*umaxv16qi3): Likewise.
11242 (*smaxv8hi3): Likewise.
11243 (*uminv16qi3): Likewise.
11244 (*sminv8hi3): Likewise.
11245 (sse2_eq<mode>3): Likewise.
11246 (sse2_gt<mode>3): Likewise.
11247 (*and<mode>3): Likewise.
11248 (sse2_nand<mode>3): Likewise.
11249 (*ior<mode>3): Likewise.
11250 (*xor<mode>3): Likewise.
11251 (sse2_packsswb): Likewise.
11252 (sse2_packssdw): Likewise.
11253 (sse2_packuswb): Likewise.
11254 (sse2_punpckhbw): Likewise.
11255 (sse2_punpcklbw): Likewise.
11256 (sse2_punpckhwd): Likewise.
11257 (sse2_punpcklwd): Likewise.
11258 (sse2_punpckhdq): Likewise.
11259 (sse2_punpckldq): Likewise.
11260 (sse2_punpckhqdq): Likewise.
11261 (sse2_punpcklqdq): Likewise.
11262 (*sse2_pinsrw): Likewise.
11263 (*sse2_pextrw): Likewise.
11264 (sse2_pshufd_1): Likewise.
11265 (sse2_uavgv16qi3): Likewise.
11266 (sse2_uavgv8hi3): Likewise.
11267 (sse2_psadbw): Likewise.
11268 (sse2_pmovmskb): Likewise.
11269 (*sse2_maskmovdqu): Likewise.
11270 (*sse2_maskmovdqu_rex64): Likewise.
11271 (sse4a_extrqi): Likewise.
11272 (sse4a_extrq): Likewise.
11273 (sse3_lddqu): Set prefix_rep.
11274 (sse3_addsubv4sf3): Likewise.
11275 (sse3_haddv4sf3): Likewise.
11276 (sse3_hsubv4sf3): Likewise.
11277 (sse_cvtss2si): Likewise.
11278 (sse_cvtss2si_2): Likewise.
11279 (sse_cvtss2siq): Likewise.
11280 (sse_cvtss2siq_2): Likewise.
11281 (sse_cvttss2si): Likewise.
11282 (sse_cvttss2siq): Likewise.
11283 (sse2_cvttps2dq): Likewise.
11284 (sse3_movshdup): Likewise.
11285 (sse3_movsldup): Likewise.
11286 (sse2_cvtsd2si): Likewise.
11287 (sse2_cvtsd2si_2): Likewise.
11288 (sse2_cvtsd2siq): Likewise.
11289 (sse2_cvtsd2siq_2): Likewise.
11290 (sse2_cvttsd2si): Likewise.
11291 (sse2_cvttsd2siq): Likewise.
11292 (*sse2_cvtpd2dq): Likewise.
11293 (*sse2_cvttpd2dq): Likewise.
11294 (sse2_pshuflw_1): Likewise.
11295 (sse2_pshufhw_1): Likewise.
11296 (sse4a_insertqi): Likewise.
11297 (sse4a_insertq): Likewise.
11298 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11299 (ssse3_phadddv4si3): Likewise.
11300 (ssse3_phaddswv8hi3): Likewise.
11301 (ssse3_phsubwv8hi3): Likewise.
11302 (ssse3_phsubdv4si3): Likewise.
11303 (ssse3_phsubswv8hi3): Likewise.
11304 (ssse3_pmaddubswv8hi3): Likewise.
11305 (ssse3_pmulhrswv8hi3): Likewise.
11306 (ssse3_pshufbv16qi3): Likewise.
11307 (ssse3_psign<mode>3): Likewise.
11308 (ssse3_palignrti): Likewise.
11309 (abs<mode>2): Likewise.
11310 (ssse3_phaddwv4hi3): Set prefix_extra.
11311 (ssse3_phadddv2si3): Likewise.
11312 (ssse3_phaddswv4hi3): Likewise.
11313 (ssse3_phsubwv4hi3): Likewise.
11314 (ssse3_phsubdv2si3): Likewise.
11315 (ssse3_phsubswv4hi3): Likewise.
11316 (ssse3_pmaddubswv4hi3): Likewise.
11317 (ssse3_pmulhrswv4hi3): Likewise.
11318 (ssse3_pshufbv8qi3): Likewise.
11319 (ssse3_psign<mode>3): Likewise.
11320 (ssse3_palignrdi): Likewise.
11321 (abs<mode>2): Likewise.
11322 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11323 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11324 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11326 2007-04-23 Nick Clifton <nickc@redhat.com>
11328 * params.def: Fix formatting of emacs local variables.
11330 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11332 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11333 move if inter-unit move isn't allowed.
11334 Don't split moving the first element of V2DI to DI to inter-unit
11335 move if inter-unit move isn't allowed.
11337 2007-04-23 Richard Guenther <rguenther@suse.de>
11339 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11340 and CDI_POST_DOMINATORS separately.
11342 2007-04-23 Nick Clifton <nickc@redhat.com>
11344 * c.opt (Wformat-contains-nul): Add warning attribute.
11346 2007-04-23 Jan Hubicka <jh@suse.cz>
11348 * function.c (init_function_start): Don't init line number info.
11349 (expand_function_end): Update.
11350 (reset_block_changes, record_block_change, finalize_block_changes,
11351 check_block_change, free_block_changes): Kill.
11352 * function.h (reset_block_changes, record_block_change,
11353 finalize_block_changes, check_block_change, free_block_changes):
11355 (struct function): Remove ib_boundaries_block.
11356 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11357 Use curr_insn_locator to initialize locator.
11358 (emit_line_note): Remove.
11359 * cfgexpand.c (expand_gimple_cond_expr): Update.
11360 (construct_exit_block): Likewise.
11361 (tree_expand_cfg): Initialize/finalize locators.
11362 * expr.c (expand_expr_real): Update.
11363 * cfglayout.c (line_locators_locs, line_locators_lines,
11364 file_locators_locs, file_locators_files): Remove.
11365 (set_block_levels): Move to cfgexpand.c.
11366 (insn_locators_initialize): Remove.
11367 (pass_insn_locators_initialize): Remove.
11368 (locations_locators_locs, locations_locators_vals): New static vars.
11369 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11371 (insn_locators_alloc, insn_locators_finalize,
11372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11374 (locator_location): New.
11375 (locator_line, locator_file): Rewrite.
11376 * rtl.h (emit_line_note): Kill.
11377 (insn_locators_alloc, insn_locators_finalize,
11378 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11380 * tree-inline.c (initialize_cfun): Do not initialize
11381 ib_boundaries_block.
11382 * passes.c (pass_insn_locators_initialize): Remove.
11384 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11386 PR middle-end/31448
11387 * expr.c (reduce_to_bit_field_precision): Handle
11390 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11392 PR tree-optimization/24659
11393 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11394 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11395 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11396 * genopinit.c (optabs): Rename vec_pack_mod_optab
11397 to vec_pack_trunc_optab.
11398 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11399 early for scalar floating point operands for NOP_EXPR.
11400 (vectorizable_type_promotion): Ditto.
11401 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11402 vec_pack_trunc_optab.
11403 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11405 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11406 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11407 Rename from VEC_PACK_MOD_EXPR.
11408 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11409 * expr.c (expand_expr_real_1): Ditto.
11410 * tree-inline.c (estimate_num_insns_1): Ditto.
11411 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11413 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11414 (vec_unpacks_lo_v4sf): Ditto.
11415 (vec_pack_trunc_v2df): Ditto.
11416 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11417 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11418 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11420 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11422 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11424 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11425 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11426 packing of floating point operands.
11427 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11428 represent unpacking of floating point operands.
11429 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11430 [vec_unpacks_hi]: Ditto.
11431 [vec_unpacks_lo]: Ditto.
11433 2007-04-22 Jan Hubicka <jh@suse.cz>
11435 * final.c (rest_of_handle_final): Call
11436 targetm.asm_out.constructor/targetm.asm_out.destructor
11437 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11438 proper priority via decl_*_priority_insert.
11439 * c-common.c (c_expand_body): Likewise.
11441 2007-04-22 Richard Guenther <rguenther@suse.de>
11443 PR tree-optimization/29789
11444 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11445 (rewrite_reciprocal): New helper split out from
11446 determine_invariantness_stmt.
11447 (rewrite_bittest): Likewise.
11448 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11449 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11452 2007-04-22 Revital Eres <eres@il.ibm.com>
11454 * loop-unroll.c (var_to_expand): New field to support also
11455 insns of the form x = something + x.
11456 (analyze_insn_to_expand_var): Use it.
11457 (expand_var_during_unrolling): Likewise.
11459 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11461 * predict.c: Include pointer-set.h.
11462 (bb_predictions): New variable.
11463 (tree_predicted_by_p, tree_predict_edge,
11464 remove_predictions_associated_with_edge): Use bb_predictions map
11465 instead of bb->predictions.
11466 (clear_bb_predictions, assert_is_empty): New functions.
11467 (combine_predictions_for_bb): Use bb_predictions map. Call
11468 clear_bb_predictions.
11469 (tree_estimate_probability): Create and free bb_predictions map.
11470 * Makefile.in (predict.o): Add pointer-set.h dependency.
11471 * basic-block.h (struct basic_block_def): Remove predictions
11473 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11475 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11478 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11481 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11483 * timevar.c (timevar_print): Change reference of --disable-checking to
11484 --enable-checking=release. Also warn if assert checking is disabled.
11486 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11489 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11490 decl as addressable if the compound literal was marked as
11492 Mark the decl as a gimple register if it is a complex or
11493 vector decl and does not live in memory.
11495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11497 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11498 (GENERIC_NEXT): New function macro.
11499 (PHI_CHAIN): Use phi_node's new chain variable.
11500 (tree_phi_node): Change tree_common to tree_base
11501 and add the chain field.
11502 * tree-phinodes.c (make_phi_node): Don't set
11503 TREE_TYPE on the new node.
11504 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11505 instead of checking GIMPLE_TUPLE_P in chain_next.
11506 * tree-vect-transform.c
11507 (get_initial_def_for_induction): Look at
11508 PHI_RESULT_TREE for the type of the phi node.
11509 (update_vuses_to_preheader): Use PHI_CHAIN
11510 instead of TREE_CHAIN on the phi node.
11511 * tree-ssa-structalias.c (compute_points_to_sets):
11513 (ipa_pta_execute): Likewise.
11515 2007-04-21 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/31136
11518 * fold-const.c (fold_unary): Call fold_convert_const on the
11521 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11523 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11524 (store_killed_in_pat): New.
11526 2007-04-20 Richard Henderson <rth@redhat.com>
11529 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11530 TREE_LIST with a void_type_node value, not void_list_node exactly.
11532 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11534 * doc/standards.texi: Re-arrange into language-specific
11535 subsections. Add a C++ section, documenting which standards we
11538 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11540 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11541 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11543 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11545 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11546 ecrti.o and crtbegin.o.
11547 (LIB_DEFAULT_SPEC): Include -lc.
11548 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11550 2007-04-20 Richard Henderson <rth@redhat.com>
11553 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11554 argument; update all callers.
11555 (get_unaligned_offset): New.
11556 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11557 get_unaligned_address, just pass on the address directly.
11558 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11559 the subreg in the helper patterns.
11560 (unaligned_extendqidi_le): Use get_unaligned_offset.
11561 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11562 (unaligned_extendhidi_be): Likewise.
11563 (unaligned_extendhidi): Tidy.
11564 * config/alpha/alpha-protos.h: Update.
11566 2007-04-20 Richard Henderson <rth@redhat.com>
11568 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11569 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11570 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11571 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11572 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11573 (CPP_SPEC): Don't include %(cpp_subtarget).
11574 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11575 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11576 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11578 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11580 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11581 for __builtin_ia32_cmpordss.
11583 PR tree-optimization/31632
11584 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11585 and arg1 for optimizations of comparison against min/max values.
11586 Fold arg0 to arg1's type for optimizations of comparison against
11587 min+1 and max-1 values.
11589 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11591 * reload.c (combine_reloads): When trying to use a dying register,
11592 check whether it's uninitialized and don't use if so.
11594 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11596 * fold-const.c: Remove prototypes for native_encode_expr and
11597 native_interpret_expr.
11598 (native_encode_expr): Make non-static.
11599 (native_interpret_expr): Likewise.
11600 * tree.h: Add prototypes for the above.
11602 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11604 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11605 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11606 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11607 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11608 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11609 Add length attributes.
11611 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11613 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11616 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11617 __STDC_WANT_DEC_FP__.
11619 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11621 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11622 for long double compatibility.
11623 * configure: Regenerate.
11625 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11627 PR rtl-optimization/29841
11628 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11630 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11631 that may cause control flow transfer from being moved.
11633 2007-04-18 Jan Hubicka <jh@suse.cz>
11635 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11638 2007-04-18 Eric Christopher <echristo@apple.com>
11640 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11641 only. Update operands.
11642 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11643 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11644 link register to pic register.
11646 2007-04-18 Dirk Mueller <dmueller@suse.de>
11648 PR diagnostic/31227
11649 * tree-vrp.c (search_for_addr_array): New.
11650 (check_array_bounds): Suppress warning about
11651 address taken of array refs if its not de-referenced.
11653 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11655 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11656 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11658 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11659 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11660 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11664 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11666 (vect_analyze_scalar_cycles): Fix indentation.
11667 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11668 (vect_mark_relevant): Include phis in relevance analysis.
11670 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11672 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11674 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11675 output_operand_lossage().
11677 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11679 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11680 the unused code for reduction without adjust-in-epilog to simplify the
11683 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11685 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11686 (S390_TDC_NEGATIVE_ZERO): New constant.
11687 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11688 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11689 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11690 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11691 (S390_TDC_POSITIVE_INFINITY): New constant.
11692 (S390_TDC_NEGATIVE_INFINITY): New constant.
11693 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11694 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11695 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11696 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11697 (S390_TDC_INFINITY): New constant.
11698 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11699 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11700 optimization for UNSPEC_CCZ_TO_INT.
11701 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11702 ("*ccz_to_int"): New insn.
11703 ("isinf<mode>2"): New insn.
11704 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11705 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11706 (UNSPEC_CCZ_TO_INT): New constant.
11708 2007-04-18 Richard Guenther <rguenther@suse.de>
11710 PR tree-optimization/19431
11711 PR tree-optimization/21463
11712 * tree-pass.h (pass_phiprop): Declare.
11713 * passes.c (init_optimization_passes): New phiprop pass.
11714 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11715 (phivn_valid_p): New helper function.
11716 (phiprop_insert_phi): Likewise.
11717 (propagate_with_phi): Likewise.
11718 (tree_ssa_phiprop): New propagator propagating loads
11719 through phi nodes if profitable.
11721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11723 * tree-vect-analyze.c (process_use): New function.
11724 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11725 Check phis in all bbs.
11726 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11729 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11731 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11734 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11737 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11740 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11742 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11744 (sse_vmmulv4sf3): Likewise.
11745 (sse2_vmaddv2df3): Likewise.
11746 (sse2_vmmulv2df3): Likewise.
11748 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11750 PR rtl-optimization/31360
11751 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11752 (target_reg_cost): New.
11753 (init_set_costs): Initialize target_reg_cost. Add comments
11754 regarding the rationale of the costs.
11755 (global_cost_for_size): Renamed to...
11756 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11757 of register pressure.
11758 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11759 estimate_reg_pressure_cost. Add number of ivs.
11760 (determine_set_costs): Dump target_reg_cost.
11761 * loop-invariant.c (gain_for_invariant): Use
11762 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11763 (best_gain_for_invariant, find_invariants_to_move): Remove
11765 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11766 (target_reg_cost): Declare.
11767 (global_cost_for_size): Declaration removed.
11768 (estimate_reg_pressure_cost): Declare.
11770 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11772 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11773 regnos into even/odd register pairs.
11774 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11775 TDmode similar to the other floating point modes.
11776 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11777 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11779 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11780 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11781 (movdd_hardfloat64): Use TARGET_MFPGPR.
11783 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11785 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11788 2005-01-05 Richard Henderson <rth@redhat.com>
11790 * reload1.c (do_input_reload): Restrict the optimization deleteing
11791 a previous output reload to RELOAD_FOR_INPUT.
11793 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11795 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11796 induc_vec_info_type.
11797 (vectorizable_induction): New function declaration.
11798 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11799 check if already vectorized. Find first place in BB where new stmts
11800 can be inserted. Takes only one argument.
11801 (vectorizable_induction): New function.
11802 (vect_transform_stmt): Add case for induc_vec_info_type to call
11803 vectorizable_induction.
11804 (vect_transform_loop): Consider phis for vectorization.
11805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11807 (analyze_operations): Call vectorizable_induction when analyzing phis.
11809 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11810 (vect_mark_relevant): Include phis in relevance analysis.
11811 (vect_mark_stmts_to_be_vectorize): Likewise.
11812 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11814 2007-04-16 Lawrence Crowl <crowl@google.com>
11816 * doc/invoke.texi (Debugging Options): Add documentation for the
11817 -femit-struct-debug options -femit-struct-debug-baseonly,
11818 -femit-struct-debug-reduced, and
11819 -femit-struct-debug-detailed[=...].
11821 * c-opts.c (c_common_handle_option): Add
11822 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11823 and OPT_femit_struct_debug_detailed_.
11824 * c.opt: Add specifications for
11825 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11826 and -femit-struct-debug-detailed[=...].
11827 * opts.c (set_struct_debug_option): Parse the
11828 -femit-struct-debug-... options.
11829 * opts.c (matches_main_base, main_input_basename,
11830 main_input_baselength, base_of_path, matches_main_base): Add
11831 variables and functions to compare header base name to compilation
11833 * opts.c (should_emit_struct_debug): Add to determine to emit a
11834 structure based on the option.
11835 (dump_struct_debug) Also disabled function to debug this
11837 * opts.c (handle_options): Save the base name of the
11840 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11842 This hook indicates if a type is generic. Set it by default
11843 to "never generic".
11844 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11845 to determine if a struct type is generic or not.
11846 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11847 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11848 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11849 with live C++ hook.
11851 * flags.h (enum debug_info_usage): Add an enumeration to describe
11852 a program's use of a structure type.
11853 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11854 to indicate the program's usage of the type. Filter structs based
11855 on the -femit-struct-debug-... specification.
11856 (gen_type_die): Split into two routines, gen_type_die and
11857 gen_type_die_with_usage. gen_type_die is now a wrapper
11858 that assumes direct usage.
11859 (gen_type_die_with_usage): Replace calls to gen_type_die
11860 with gen_type_die_with_usage adding the program usage of
11861 the referenced type.
11862 (dwarf2out_imported_module_or_decl): Suppress struct debug
11863 information using should_emit_struct_debug when appropriate.
11865 2007-04-16 Ian Lance Taylor <iant@google.com>
11867 PR tree-optimization/31522
11868 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11869 (vrp_initialize): Allocate vr_phi_edge_counts.
11870 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11871 executable edge. Drop test for all constants.
11872 (vrp_finalize): Free vrp_phi_edge_counts.
11874 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11875 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11877 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11878 predecessors at head rather than tail.
11880 2007-04-16 Matthias Klose <doko@debian.org>
11882 * config/alpha/linux.h (CPP_SPEC): Define.
11883 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11885 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11887 * function.h: Remove sequence_stack extern declaration.
11889 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11891 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11896 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11898 * config/avr/avr.c (avr_arch_types): Rearranging array.
11899 (enum avr_arch): Add.
11900 (avr_mcu_types): Use avr_arch enumeration constants instead of
11902 * config/avr/avr.h (LINK_SPEC): Simplify.
11904 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11906 * config/m68k/m68k.c (m68k_libcall_value,
11907 m68k_function_value): Use macros for register names more.
11909 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11911 (M68K_REGNAME): Use A6_REG.
11912 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11914 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11916 PR middle-end/28071
11917 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11918 'pending_read_list_length' and 'pending_write_list_length'. Update
11920 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11921 to handle two length counters instead of one. Update all uses.
11922 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11923 two length counters instead of one.
11924 * sched-rgn.c (propagate_deps): Update to handle two length counters
11927 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11930 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11931 copy of source, pass it to ix86_expand_vector_set and return
11934 2007-04-16 David Ung <davidu@mips.com>
11935 Joseph Myers <joseph@codesourcery.com>
11937 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11938 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11939 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11940 Add 74K processor information.
11941 * config/mips/mips.md: Include 74k.md.
11942 (cpu): Add 74kc,74kf,74kx.
11943 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11944 * config/mips/74k.md: New.
11945 * doc/invoke.texi (MIPS Options): Document 74K support.
11947 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11949 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11950 vectorizable_* functions.
11951 * tree-vect-transform.c (vectorizable_call): Add check for
11952 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11953 (vectorizable_store): likewise.
11954 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11956 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11957 (vectorizable_type_promotion, vectorizable_load): Likewise.
11958 (vectorizable_live_operation, vectorizable_condition): Likewise.
11959 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11961 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11963 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11965 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11966 register numbers more.
11967 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11968 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11969 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11970 FUNCTION_VALUE_REGNO_P): Likewise.
11971 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11972 STATIC_CHAIN_REGNUM): Likewise.
11973 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11974 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11975 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11976 * config/m68k/m68k.md (FP_REG): New.
11978 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11980 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11985 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11986 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11989 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11991 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11994 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11997 * c-decl.c (finish_decl): Grab the type of the decl after the call
11998 to store_init_value.
12000 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12002 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12004 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12007 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12008 dominators, post dominators and cleanup cfg before returning.
12010 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12012 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12013 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12015 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12017 * config.gcc: Recognize fido.
12018 * config/m68k/m68k-devices.def (fidoa): New.
12019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12021 (FL_FIDOA, TARGET_FIDOA): New.
12022 * config/m68k/m68k.opt (mfidoa): New.
12024 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12026 PR middle-end/31322
12027 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12028 when a personality function is used.
12030 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12032 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12034 2007-04-13 Mike Stump <mrs@apple.com>
12036 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12038 * config/darwin.opt (fapple-kext): Make C++ only.
12039 * config/darwin.c (darwin_override_options): Remove code to ensure
12040 -fapple-kext is given for C++ only.
12042 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12044 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12045 * config/mips/mips.c (override_options): Call
12046 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12050 * config/i386/i386.opt (msvr3-shlib): Removed.
12052 * doc/invoke.texi: Remove -msvr3-shlib.
12054 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12056 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12057 with "popcnt" instruction.
12059 2007-04-13 Richard Guenther <rguenther@suse.de>
12061 PR tree-optimization/21258
12062 * tree-vrp.c (compare_case_labels): New helper.
12063 (find_switch_asserts): New function.
12064 (find_assert_locations): Call it for SWITCH_EXPRs.
12066 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12068 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12069 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12070 check is now implied in X87_FLOAT_MODE_P.
12071 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12072 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12073 (fix_trunc<mode>_i386_fisttp): Ditto.
12074 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12075 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12076 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12077 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12078 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12079 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12080 (unnamed_splitters): Ditto.
12081 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12082 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12083 FIRST_SSE_REG for local functions when SSE math is enabled or
12084 for functions with sseregparm attribute.
12085 (standard_80387_constant_p): Return -1 if mode is not
12087 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12088 (ix86_expand_compare): Ditto.
12089 (ix86_expand_carry_flag_compare): Ditto.
12090 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12091 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12092 DECIMAL_FLOAT_MODE_P.
12093 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12094 of SCALAR_FLOAT_MODE_P.
12095 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12096 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12097 checks before FLOAT_MODE_P.
12098 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12099 before FLOAT_MODE_P.
12104 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12106 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12107 Charles Wilson <libtool@cwilson.fastmail.fm>
12109 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12110 (libgcc.mvars): Don't depend on them.
12111 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12112 * exec-tool.in: New.
12114 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12116 * doc/invoke.text (--help): Document --help=common.
12118 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12120 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12124 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12125 * genemit.c (main): Emit #include "integrate.h".
12126 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12127 (LOADGP_RTP): New mips_loadgp_style.
12128 * config/mips/mips.h: Include config/vxworks-dummy.h.
12129 (TARGET_RTP_PIC): New macro.
12130 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12131 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12132 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12133 for TARGET_RTP_PIC.
12134 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12135 -mvxworks-pic when using -mrtp and a PIC option.
12136 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12138 (mips_symbolic_constant_p, mips_symbolic_address_p)
12139 (mips_symbol_insns): Handle SYMBOL_HALF.
12140 (override_options): Warn about -G and -mrtp being used together.
12141 Initialize mips_lo_relocs[SYMBOL_HALF].
12142 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12143 (mips_emit_loadgp): Handle LOADGP_RTP.
12144 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12145 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12146 (tablejump): Handle function-relative case table entries if
12148 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12152 * config/mips/mips.md (load_call<mode>): Allow any general register.
12154 (sibcall_value_internal, sibcall_value_multiple_internal)
12155 (call_value_internal, call_value_split, call_value_multiple_internal)
12156 (call_value_multiple_split): Remove constraints from operand 0.
12158 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12160 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12161 rather than loadgp_noshared.
12162 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12163 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12165 * config/mips/mips.md (loadgp): Rename to...
12166 (loadgp_newabi): ...this.
12167 (loadgp_noshared): Rename to...
12168 (loadgp_absolute): ...this.
12170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12172 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12173 false for locally-binding symbols.
12174 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12178 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12179 (SYMBOL_GOT_PAGE_OFST): ...this.
12180 (SYMBOL_GOT_GLOBAL): Rename to...
12181 (SYMBOL_GOT_DISP): ...this.
12182 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12183 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12184 * config/mips/mips.c (mips_global_symbol_p): New function.
12185 (mips_symbol_binds_local_p): Likewise.
12186 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12187 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12188 mips_global_symbol_p and mips_symbol_binds_local_p.
12189 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12190 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12191 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12192 SYMBOL_GOTOFF_DISP.
12193 (mips_ok_for_lazy_binding_p): New function.
12194 (mips_load_call_address, mips_expand_call): Use it.
12195 (mips_dangerous_for_la25_p): Likewise.
12196 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12197 (*got_disp<mode>): Use got_disp_operand instead of
12198 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12199 SYMBOL_GOTOFF_GLOBAL.
12200 (*got_page<mode>): Use got_page_ofst_operand instead of
12202 * config/mips/predicates.md (const_call_insn_operand): Use
12203 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12204 (global_got_operand): Rename to...
12205 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12207 (local_got_operand): Rename to...
12208 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12209 of SYMBOL_GOT_LOCAL.
12211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12213 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12214 TARGET_CALL_CLOBBERED_GP.
12215 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12216 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12217 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12218 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12219 of TARGET_ABICALLS && !TARGET_NEWABI.
12220 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12221 * config/mips/mips.c (mips_load_call_address): Check
12222 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12223 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12224 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12225 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12226 TARGET_ABICALLS && TARGET_NEWABI.
12227 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12229 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12230 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12231 TARGET_ABICALLS && TARGET_NEWABI.
12232 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12233 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12234 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12235 whether indirect calls must use $25.
12236 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12238 * config/mips/mips.md (jal_macro): Check flag_pic and
12239 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12240 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12241 instead of TARGET_ABICALLS.
12242 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12243 TARGET_ABICALLS && TARGET_OLDABI.
12244 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12245 (sibcall): In the comment above the define_insn, mention
12246 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12247 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12248 instead of TARGET_ABICALLS.
12250 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12252 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12253 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12254 (MACFLAGS_MATCH_P): New macro.
12255 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12256 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12257 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12258 the other MACFLAG constants.
12259 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12260 (flag_machi): Tighten constraints. Renumber some of the operands.
12261 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12263 (flag_machi_parts_acconly): New pattern.
12264 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12266 (flag_macinit1hi): Tighten constraints.
12267 (flag_mul_macv2hi_parts_acconly): New pattern.
12269 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12270 Use a more efficient implementation.
12271 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12272 inline sequences when not optimizing for size.
12274 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12275 movhi_high2low): Delete, merge functionality into...
12276 (packv2hi): ... this pattern.
12278 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12279 * config/bfin/bfin.opt (msim): New option.
12280 (mcpu=): New option.
12281 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12282 (bfin_cpu_t): Typedef of enum bfin_cpu.
12283 (bfin_cpu_type): New declaration.
12284 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12285 -msim and -mcpu= options.
12286 (LIB_SPEC): Likewise.
12287 * config/bfin/bfin.c (bfin_cpu_type): Define.
12288 (bfin_handle_option): Handle -mcpu= option.
12289 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12290 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12291 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12293 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12295 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12296 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12297 (powerpc-wrs-vxworksae): Use ${tm_file}.
12298 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12299 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12300 * config/i386/vx-common.h: New file.
12302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12304 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12307 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12309 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12312 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12316 * c-common.c (c_build_qualified_type): Set canonical type
12319 2007-04-12 Richard Guenther <rguenther@suse.de>
12321 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12322 lower bound and element size if lower bound is not zero
12323 or either of the ARRAY_REF operands is set.
12325 2007-04-12 Richard Guenther <rguenther@suse.de>
12327 PR tree-optimization/24689
12328 PR tree-optimization/31307
12329 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12331 * gimplify.c (canonicalize_addr_expr): To be consistent with
12332 gimplify_compound_lval only set operands two and three of
12333 ARRAY_REFs if they are not gimple_min_invariant. This makes
12334 it never at this place.
12335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12337 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12339 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12340 null before emitting a .nsubspa directive.
12342 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12344 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12345 need_to_partition_p if there are no memory statements in the
12348 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12350 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12351 (gcd_of_steps_may_divide_p): New function.
12352 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12354 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12356 * reload.c (find_reloads_toplev, find_reloads_address,
12357 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12358 not a pointer equality test, to decide if we need to call
12359 push_reg_equiv_alt_mem.
12361 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12363 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12364 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12366 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12368 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12370 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12371 vector to be positive.
12373 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12377 * doc/invoke.texi: Document --params max-aliased-vops and
12379 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12380 debug_memory_partitions): Move to tree-flow.h
12381 * params.h (AVG_ALIASED_VOPS): Define.
12382 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12384 (mp_info_t): Likewise.
12385 (get_mem_sym_stats_for): New.
12386 (set_memory_partition): Move from tree-flow-inline.h.
12387 (mark_non_addressable): Only clear the set of symbols for the
12388 partition if it exists.
12389 (dump_memory_partitions): Move from tree-ssa-operands.c
12390 (debug_memory_partitions): Likewise.
12391 (need_to_partition_p): New.
12392 (dump_mem_ref_stats): New.
12393 (debug_mem_ref_stats): New.
12394 (dump_mem_sym_stats): New.
12395 (debug_mem_sym_stats): New.
12396 (update_mem_sym_stats_from_stmt): New.
12397 (compare_mp_info_entries): New.
12398 (mp_info_cmp): Call it.
12399 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12401 (get_mpt_for): Move from tree-ssa-operands.c.
12402 (find_partition_for): New.
12403 (create_partition_for): Remove.
12404 (estimate_vop_reduction): New.
12405 (update_reference_counts): New.
12406 (build_mp_info): New.
12407 (compute_memory_partitions): Refactor.
12408 Document new heuristic.
12409 Call build_mp_info, update_reference_counts,
12410 find_partition_for and estimate_vop_reduction.
12411 (compute_may_aliases): Populate virtual operands before
12412 calling debugging dumps.
12413 (delete_mem_sym_stats): New.
12414 (delete_mem_ref_stats): New.
12415 (init_mem_ref_stats): New.
12416 (init_alias_info): Call it.
12417 (maybe_create_global_var): Remove alias_info argument.
12418 Get number of call sites and number of pure/const call sites
12419 from gimple_mem_ref_stats().
12420 (dump_alias_info): Call dump_memory_partitions first.
12421 (dump_points_to_info_for): Show how many times a pointer has
12423 * opts.c (decode_options): For -O2 set --param
12424 max-aliased-vops to 500.
12425 For -O3 set --param max-aliased-vops to 1000 and --param
12426 avg-aliased-vops to 3.
12427 * fortran/options.c (gfc_init_options): Remove assignment to
12429 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12430 * tree-dfa.c (dump_variable): Dump memory reference
12432 Dump NO_ALIAS* settings.
12433 (referenced_var_lookup): Tidy.
12434 (mem_sym_stats): New.
12435 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12436 and ORIG are different SSA names for a memory partition.
12437 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12438 * tree-flow.h (struct mem_sym_stats_d): Define.
12439 (mem_sym_stats_t): Define.
12440 (struct mem_ref_stats_d): Define.
12441 (struct gimple_df): Add field mem_ref_stats.
12442 (enum noalias_state): Define.
12443 (struct var_ann_d): Add bitfield noalias_state.
12444 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12445 debug_mem_ref_stats, debug_memory_partitions,
12446 debug_mem_sym_stats): Declare.
12447 * tree-ssa-structalias.c (update_alias_info): Update call
12448 sites, pure/const call sites and asm sites in structure
12449 returned by gimple_mem_ref_stats.
12450 Remove local variable IS_POTENTIAL_DEREF.
12451 Increase NUM_DEREFS if the memory expression is a potential
12453 Call update_mem_sym_stats_from_stmt.
12454 If the memory references memory, call
12455 update_mem_sym_stats_from_stmt for all the direct memory
12456 symbol references found.
12457 (intra_create_variable_infos): Set noalias_state field for
12458 pointer arguments according to the value of
12459 flag_argument_noalias.
12460 * tree-ssa-structalias.h (struct alias_info): Remove fields
12461 num_calls_found and num_pure_const_calls_found.
12462 (update_mem_sym_stats_from_stmt): Declare.
12463 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12464 Set default value to 100.
12465 (PARAM_AVG_ALIASED_VOPS): Define.
12467 2007-04-11 Richard Guenther <rguenther@suse.de>
12469 PR middle-end/31530
12470 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12471 a * -b + c as c - a * b if we honor sign dependent rounding.
12473 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12475 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12476 bfin_expand_strmov.
12477 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12478 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12480 (initialize_trampoline): Don't use old-style function definition.
12481 (bfin_secondary_reload): Mark IN_P argument as unused.
12483 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12485 PR tree-optimization/31343
12486 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12487 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12488 * testsuite/gcc.dg/vect/pr31343.c: New.
12490 2007-04-10 Eric Christopher <echristo@apple.com>
12492 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12493 * config/i386/i386.md (*cmpfp0): Use.
12494 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12495 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12496 (fix_trunc<mode>_i386_fisttp): Ditto.
12497 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12498 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12499 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12500 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12501 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12502 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12503 (unnamed_splitters): Ditto.
12504 * config/i386/i386.c (output_fix_trunc): Assert that
12505 we're not being passed a TFmode operand.
12507 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12509 PR tree-optimization/31526
12510 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12511 n_basic_blocks to find newly added blocks.
12513 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12515 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12517 (fix_trunc<mode>si_sse): Ditto.
12518 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12519 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12520 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12521 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12522 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12523 expander using SSEMODEF mode macro.
12524 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12525 expander using SSEMODEF mode macro.
12526 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12527 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12528 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12529 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12530 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12531 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12532 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12533 Macroize insn using X87MODEF mode macro.
12535 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12537 * config/i386/sse.md (sse2_pinsrw): Removed.
12538 (sse2_pextrw): Renamed to ...
12539 (*sse2_pextrw): This.
12541 2007-04-09 Jan Hubicka <jh@suse.cz>
12544 * config/i386/sse.md
12545 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12546 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12547 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12548 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12550 2007-04-09 Jan Hubicka <jh@suse.cz>
12552 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12553 multiple fields of union.
12555 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12557 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12558 (create_preheaders): Check that loops are available.
12559 (fix_loop_structure): Clean up, improve comments.
12560 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12561 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12563 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12564 * predict.c (tree_estimate_probability): Do not call
12565 calculate_dominance_info. Call create_preheaders.
12566 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12567 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12569 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12570 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12571 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12572 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12575 2007-04-08 Jan Hubicka <jh@suse.cz>
12577 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12578 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12579 * fold-const.c (fold_unary): Use it.
12581 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12583 * varasm.c (assemble_variable): Remove call to
12584 lang_hooks.decls.prepare_assemble_variable.
12585 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12586 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12587 * langhooks.h (lang_hooks_for_decls): Remove
12588 prepare_assemble_variable.
12590 2007-04-08 Mike Stump <mrs@apple.com>
12592 * config/i386/i386.c: Use inc/dec on Core2.
12594 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12596 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12597 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12598 lhd_tree_inlining_end_inlining): Remove.
12599 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12600 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12601 end_inlining hooks.
12602 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12603 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12604 lhd_tree_inlining_end_inlining): Remove prototypes.
12605 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12606 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12607 LANG_HOOKS_TREE_INLINING_START_INLINING,
12608 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12610 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12613 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12616 * config/avr/predicates.md (io_address_operand): Delete predicate.
12617 (low_io_address_operand): Don't use 'mode' argument.
12618 (higth_io_address_operand): Rename ...
12619 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12620 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12623 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12625 Revert change removing staticp.
12627 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12630 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12633 2007-04-07 Bruce Korb <bkorb@gnu.org>
12635 * c.opt: Add -Wformat-contains-nul.
12636 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12638 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12639 the NUL byte warning.
12641 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12643 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12645 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12647 * tree.c (staticp): No longer use staticp langhook.
12648 * langhooks.c (lhd_staticp): Removed.
12649 * langhooks.h (struct lang_hooks): Remove staticp.
12650 * c-common.c (c_staticp): Remove.
12651 * c-common.h (c_staticp): Ditto.
12652 * langhooks-defs.h (lhd_staticp): Ditto.
12653 (LHD_HOOKS_STATICP): Ditto
12654 * tree.h (gcc_assert_lowered): New macro.
12656 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12658 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12659 argument "reliable".
12660 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12661 Add argument "reliable". Propagate it through calls.
12662 (infer_loop_bounds_from_undefined): Derive number of iterations
12663 estimates from references in blocks that do not dominate loop latch.
12664 (gcov_type_to_double_int): New function.
12665 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12666 and expected_loop_iterations_unbounded.
12667 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12668 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12669 * tree-data-ref.c (estimated_loop_iterations): Export.
12670 (get_references_in_stmt): Fix -- do not return addresses of local
12672 * cfgloop.h (expected_loop_iterations_unbounded,
12673 estimated_loop_iterations): Declare.
12675 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12677 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12679 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12681 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12682 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12683 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12684 Use output_387_reg_move().
12685 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12686 expander using X87MODEF12 mode macro.
12687 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12688 choosing register preferences. Use output_387_reg_move().
12689 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12690 instead of "x". Use output_387_reg_move().
12691 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12692 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12693 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12694 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12695 Use output_387_reg_move().
12696 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12698 (*truncxf?f_i387 splitter): Ditto.
12700 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12702 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12703 LANG_HOOKS_SAFE_FROM_P.
12704 * expr.c (safe_from_p): Remove langhook call.
12705 * langhooks.h (lang_hooks): Remove safe_from_p.
12706 (lhd_safe_from_p): Remove prototype.
12707 * langhooks.c (lhd_safe_from_p): Remove.
12709 2007-04-06 Jan Hubicka <jh@suse.cz>
12711 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12714 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12716 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12717 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12718 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12719 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12721 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12722 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12724 2007-04-05 Richard Henderson <rth@redhat.com>
12726 * config/alpha/alpha.c (print_operand) [+]: Remove.
12727 (alpha_end_function): Print nop if call at end of function.
12728 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12729 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12730 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12731 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12732 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12733 the call pattern. Update peepholes to match.
12735 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12737 * doc/extend.texi (Other Builtins): Add decimal float variants
12739 * builtins.def: Ditto.
12740 * builtins.c (expand_builtin): Ditto.
12742 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12743 H.J. Lu <hongjiu.lu@intel.com>
12746 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12747 of V8HImode when calling ix86_binary_operator_ok.
12748 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12749 (sdot_prodv8hi): Operands 1 and 2 must be register.
12751 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12753 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12754 initialize align to silence bogus warning.
12756 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12758 PR middle-end/22156
12759 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12761 (struct sra_walk_fns): Remove use_all parameter from use.
12762 (sra_hash_tree): Handle BIT_FIELD_REFs.
12763 (sra_elt_hash): Don't hash bitfld blocks.
12764 (sra_elt_eq): Skip them in parent compares as well. Handle
12766 (sra_walk_expr): Don't maintain or pass down use_all_p.
12767 (scan_use): Remove use_all parameter.
12768 (scalarize_use): Likewise. Re-expand assignment to
12769 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12770 output, and re-scalarize after output. Don't mark anything
12772 (scalarize_ldst): Adjust.
12773 (scalarize_walk_gimple_modify_statement): Likewise.
12774 (build_element_name_1): Handle BIT_FIELD_REFs.
12775 (instantiate_element): Don't warn for any element whose parent
12776 is used as a whole.
12777 (instantiate_missing_elements_1): Return the sra_elt.
12778 (canon_type_for_field): New.
12779 (try_instantiate_multiple_fields): New.
12780 (instantiate_missing_elemnts): Use them.
12781 (mark_no_warning): Removed.
12782 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12783 (REPLDUP, sra_build_elt_assignment): New.
12784 (generate_copy_inout): Use them.
12785 (generate_element_copy): Likewise. Handle bitfld differences.
12786 (generate_element_zero): Don't recurse for blocks. Use
12787 sra_build_elt_assignment.
12788 (generate_one_element_int): Take elt instead of var. Use
12789 sra_build_elt_assignment.
12790 (generate_element_init_1): Adjust.
12791 (scalarize_use, scalarize_copy): Use REPLDUP.
12792 (scalarize_ldst): Move assert before dereference.
12793 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12795 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12797 * regmove.c: Fix unused variable warnings due to previous commit.
12799 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12801 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12802 (regmove_bb_head): Remove.
12803 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12804 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12805 problems with fixup_match_1.
12806 Don't initialize/free regmove_bb_head.
12808 (reg_is_remote_constant_p): If an insn is in the same basic block
12809 but not before INSN, consider it remote, too.
12811 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12814 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12815 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12817 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12819 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12820 (CONDITIONAL_REGISTER_USAGE): Likewise.
12822 2007-04-04 Richard Henderson <rth@redhat.com>
12824 * config/alpha/lib1funcs.asm: Remove unused file.
12826 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12829 * opts.c (print_specific_help): Fix --help=<language>
12831 (common_handle_option): Support --help=common.
12833 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12836 * gcc.c (main): Do not run the linker if
12837 print_subprocess_help indicates that it shouldn't be
12840 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12843 * doc/invoke.texi (--help=): Document <languages> value, fix
12844 formatting in tables of values.
12846 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12848 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12849 dllimport attribute of virtual methods.
12851 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12853 * config/score/crti.asm: Change _bss_start to __bss_start.
12854 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12855 (OUTGOING_REG_PARM_STACK_SPACE) update.
12856 * config/score/score.opt: add options to make backend support
12857 score5, score5u, score7 and score7d.
12858 * config/score/score.md: Likewise.
12859 * config/score/misc.md: Likewise.
12860 * config/score/mac.md: Likewise.
12861 * doc/invoke.texi: Likewise.
12862 * doc/md.texi: update constraints define.
12864 2007-04-03 Richard Henderson <rth@redhat.com>
12866 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12867 an appropriate type, use the mode instead.
12869 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12871 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12872 Set the default --with-arch setting to mips2.
12873 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12874 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12875 (MULTILIB_OSDIRNAMES): Delete.
12876 (MULTILIB_DIRNAMES): Define.
12877 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12878 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12879 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12880 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12881 VXWORKS_OS_CPP_BUILTINS.
12882 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12883 (MIPS_DEBUGGING_INFO): Undefine.
12884 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12886 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12888 PR middle-end/30704
12889 * fold-const.c (native_encode_real): Encode real.c provided longs
12890 as a series of 32-bit native integers.
12891 (native_interpret_real): Interpret buffer as a series of 32-bit
12894 2007-04-03 Richard Guenther <rguenther@suse.de>
12896 * genpreds.c (write_insn_constraint_len): Write function
12897 optimized for CONSTRAINT_LEN implementation.
12898 (write_tm_preds_h): Output insn_constraint_len inline and
12899 use it for CONSTRAINT_LEN.
12900 (write_insn_preds_c): Don't output insn_constraint_len.
12901 * doc/md.texi (define_register_constraint): Document multi-letter
12902 constraints shall have the same length if they start with the same
12905 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12908 * config/i386/i386.md (isinf<mode>2): Expand only when
12909 TARGET_C99_FUNCTIONS is set.
12911 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12913 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12914 (x86_64-*-linux*): Ditto.
12915 * config/i386/i386.opt (mpc): New option.
12916 * config/i386/i386.c (overrride_options): Handle
12917 ix87_precision_string.
12918 * config/i386/crtprec.c: New file.
12919 * config/i386/t-crtpc: Ditto.
12920 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12921 and -mpc80 options.
12922 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12923 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12924 crtprec32.o, crtprec64.o and crtprec80.o.
12926 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12927 and -mpc80 options.
12928 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12930 2007-04-02 Eric Christopher <echristo@apple.com>
12932 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12933 limitations on darwin.
12935 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12938 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12940 2007-04-02 Dave Korn <dave.korn@artimi.com>
12942 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12944 2007-04-02 Dave Korn <dave.korn@artimi.com>
12946 * libgcc2.h (exception_descriptor): Don't forward-declare.
12947 (__get_eh_table_language, __get_eh_table_version): Delete
12948 prototypes of long-dead functions.
12950 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12952 * ebitmap.h: New file
12953 * ebitmap.c: New file
12954 * Makefile.in (ebitmap.o): New target.
12956 2007-04-01 Jan Hubicka <jh@suse.cz>
12958 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12959 before very first instruction.
12961 2007-04-01 Jan Hubicka <jh@suse.cz>
12963 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12964 waring on 64bit hosts.
12965 * bitmap.h: Fix typo in bitmap_head_def.
12967 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12969 PR rtl-optimization/31391
12970 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12971 into a DELETED_LABEL note, and the label is in an empty basic
12972 block, update BB_END as well as BB_HEAD.
12974 2007-04-01 Richard Henderson <rth@redhat.com>
12976 PR tree-optimization/31169
12977 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12978 to varying if the range is outside [0, prec-1].
12980 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12983 * config/mips/mips.md (load_const_gp): New insn.
12984 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12985 the MIPS16 GP pseudo register if no_new_pseudos.
12986 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12988 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12991 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12993 (call_value): Likewise.
12995 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12996 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12999 * doc/invoke.texi: (optimization options): Reword description
13000 of -ffast-math. Document its primary purpose.
13002 2007-03-31 Richard Guenther <rguenther@suse.de>
13004 * omp-low.c (splay-tree.h): Include.
13005 (lookup_decl): Replace splay-tree usage by pointer-map.
13006 (maybe_lookup_decl): Likewise.
13007 (new_omp_context): Likewise.
13008 (delete_omp_context): Likewise.
13009 * gimplify.c (splay-tree.h): Include.
13010 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13012 (remap_ssa_name): Likewise.
13013 (remap_decl): Likewise.
13014 (remap_type_1): Likewise.
13015 (remap_type): Likewise.
13016 (copy_body_r): Likewise.
13017 (expand_call_inline): Likewise.
13018 (clone_body): Likewise.
13019 (copy_tree_r): Likewise.
13020 (remap_save_expr): Likewise.
13021 (unsave_r): Likewise.
13022 (unsave_expr_now): Likewise.
13023 (tree_function_versioning): Likewise.
13024 (build_duplicate_type): Likewise.
13025 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13026 (struct copy_body_data): Replace splay-tree by pointer-map.
13027 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13028 not $(SPLAY_TREE_H).
13029 (gimplify.o): Depend on $(SPLAY_TREE_H).
13030 (omp-low.p): Likewise.
13032 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13034 * config/avr/predicates.md (even_register_operand,
13035 odd_register_operand): New predicates.
13036 * config/avr/avr.md (movw peephole2): New.
13037 (movw_r peephole2): New.
13039 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13041 * tree.h (get_signed_or_unsigned_type): New.
13042 * fold-const.c (operand_equal_for_comparison_p): Use
13043 get_signed_or_unsigned_type instead of
13044 lang_hooks.types.signed_or_unsigned_type.
13045 * expr.c (store_expr): Ditto.
13046 * langhooks.c (get_signed_or_unsigned_type): New.
13047 (lhd_signed_or_unsigned_type): New.
13048 * langhooks.h (lhd_signed_or_unsigned_type): New.
13049 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13051 2007-03-30 Richard Henderson <rth@redhat.com>
13053 * tree-ssa-loop-ivopts.c: Include target.h.
13054 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13055 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13056 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13057 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13059 2007-03-30 Richard Henderson <rth@redhat.com>
13060 Kai Tietz <kai.tietz@onevision.com>
13062 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13063 default for 64-bit.
13064 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13065 (TARGET_64BIT_MS_ABI): New.
13066 (DBX_REGISTER_NUMBER): Handle 64-bit.
13067 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13068 (LONG_TYPE_SIZE): Force to 32.
13069 (REG_PARM_STACK_SPACE): New.
13070 (OUTGOING_REG_PARM_STACK_SPACE): New.
13071 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13072 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13073 (STACK_BOUNDARY): Use 128 for 64-bit.
13074 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13075 Add 64-bit implementation.
13076 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13078 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13079 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13080 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13081 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13082 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13083 TARGET_64BIT_MS_ABI.
13084 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13085 (ix86_pass_by_reference): Likewise.
13086 (ix86_function_value_regno_p): Likewise.
13087 (ix86_build_builtin_va_list): Likewise.
13088 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13089 (function_arg_advance_ms_64): New.
13090 (function_arg_advance): Call it.
13091 (function_arg_ms_64): New.
13092 (function_arg): Call it.
13093 (function_value_ms_64): New.
13094 (ix86_function_value_1): Call it.
13095 (return_in_memory_ms_64): New.
13096 (ix86_return_in_memory): Call it.
13097 (setup_incoming_varargs_ms_64): New.
13098 (ix86_setup_incoming_varargs): Call it.
13099 (ix86_expand_prologue): Handle 64-bit stack probing.
13100 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13101 (output_pic_addr_const): Likewise.
13102 (x86_this_parameter): Likewise.
13103 (x86_output_mi_thunk): Likewise.
13104 (x86_function_profiler): Likewise.
13105 (TARGET_STRICT_ARGUMENT_NAMING): New.
13106 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13107 (TARGET_64BIT_MS_ABI): New.
13108 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13109 * config/i386/i386.md (allocate_stack_worker): Remove.
13110 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13111 describe the clobber of eax without a match_scratch.
13112 (allocate_stack_worker_postreload): Remove.
13113 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13114 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13115 (allocate_stack_worker_rex64_postreload): Remove.
13116 (allocate_stack): Handle 64-bit.
13117 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13118 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13119 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13120 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13121 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13122 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13123 * config.build (x86_64-*-mingw*): New host.
13124 * config.host (x86_64-*-mingw*): New host.
13125 * config.gcc (x86_64-*-mingw*): New target.
13126 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13128 2007-03-30 Richard Henderson <rth@redhat.com>
13129 Kai Tietz <kai.tietz@onevision.com>
13131 * c-pragma.c (struct def_pragma_macro_value): New.
13132 (struct def_pragma_macro): New.
13133 (pushed_macro_table): New.
13134 (dpm_hash, dpm_eq): New.
13135 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13136 (init_pragma): Install them.
13137 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13139 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13141 * config/avr/avr.c (avr_override_options): Clear
13142 'flag_delete_null_pointer_checks'.
13144 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13147 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13148 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13149 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13150 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13151 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13152 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13153 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13155 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13157 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13159 * regmove.c: Move all of pass_stack_adjustments from here...
13160 * combine-stack-adj.c: ...to this new file.
13161 * Makefile.in: Add rules for combine-stack-adj.o.
13163 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13165 PR tree-optimization/31383
13166 * tree-data-ref.c (affine_function_equal_p): Do not require the
13167 vectors to have the same length.
13169 2007-03-30 Jan Hubicka <jh@suse.cz>
13171 PR middle-end/30700
13172 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13173 availablility; add more sanity checking; ask varpool only about
13176 2007-03-29 Richard Henderson <rth@redhat.com>
13178 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13179 to decide, but __SIZEOF_LONG_LONG__.
13181 2007-03-29 Richard Henderson <rth@redhat.com>
13183 * emutls.c (struct __emutls_array): New.
13184 (emutls_destroy): Use it instead of casting element 0 from void*.
13185 (__emutls_get_address): Likewise.
13187 2007-03-29 Richard Henderson <rth@redhat.com>
13189 * varasm.c (initializer_constant_valid_p): Don't deny
13190 DECL_DLLIMPORT_P on functions.
13192 * config/i386/cygming.h: Remove function declarations.
13193 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13194 (ASM_OUTPUT_LABELREF): Remove.
13195 (COMMON_ASM_OP): Remove.
13196 (ASM_OUTPUT_COMMON): Remove.
13197 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13198 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13199 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13200 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13201 Rename from TARGET_ENCODE_SECTION_INFO.
13202 * config/i386/netware.h: Likewise.
13203 * config/i386/i386-protos.h: Update.
13204 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13205 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13206 (legitimate_constant_p): Reject dllimports.
13207 (dllimport_map, get_dllimport_decl): New.
13208 (legitimize_dllimport_symbol): New.
13209 (legitimize_address, ix86_expand_move): Use it.
13210 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13211 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13212 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13213 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13214 * config/i386/predicates.md (constant_call_address_operand): Only
13215 accept symbols; reject dllimport_p symbols.
13216 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13217 i386_pe_maybe_record_exported_symbol.
13218 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13219 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13220 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13221 trust the setting of DECL_DLLIMPORT_P.
13222 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13223 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13224 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13225 tidy the argument scanning loop.
13226 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13227 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13228 (i386_pe_strip_name_encoding): Remove.
13229 (i386_pe_binds_local_p): New.
13230 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13231 (i386_pe_output_labelref): Remove.
13232 (i386_pe_asm_output_aligned_decl_common): New.
13233 (i386_pe_maybe_record_exported_symbol): Rename from
13234 i386_pe_record_exported_symbol; check for dllexported symbols.
13236 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13238 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13239 add comment explaining why vsnprintf cannot be used.
13241 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13243 PR tree-optimization/30666
13244 * tree.c (build_complex_type): When creating type names for DWARF2
13245 debug info, create TYPE_DECLs for TYPE_NAME instead of
13247 (build_common_tree_nodes_2): Use build_complex_type when building
13248 predefined complex types, to preserve canonical types.
13250 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13252 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13253 (noce_get_alt_condition): Look at it to determine whether to
13254 reverse the condition or not.
13255 (noce_get_condition): Substitute the truth for lies.
13256 (noce_find_if_block): Set the then_else_reversed field.
13258 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13260 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13261 destination of this insn.
13262 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13263 than calling gen_rtx_SET directly. Use r0 to hold the value of
13264 'address + 4' rather than a stack based temporary which can be
13265 mis-optimized away.
13267 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13269 * config/s390/s390.c (s390_secondary_input_reload_class,
13270 s390_secondary_output_reload_class): Functions removed.
13271 (s390_secondary_reload): New function.
13272 (TARGET_SECONDARY_RELOAD): Target macro defined.
13273 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13274 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13275 * config/s390/s390.md ("reload_outti", "reload_outdi",
13276 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13277 "reload_out<mode>"): Expanders removed.
13278 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13279 "reload<mode>_nonoffmem_out"): Expanders added.
13281 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13283 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13284 action if SRC->DEST replacement failed anyway.
13286 2007-03-28 Mike Stump <mrs@apple.com>
13288 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13289 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13290 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13292 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13294 * config.gcc: Accept barcelona as a variant of amdfam10.
13295 * config/i386/i386.c (override_options): Likewise.
13296 * doc/invoke.texi: Likewise.
13298 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13300 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13301 offsets for BIT_FIELD_REF and COMPONENT_REF.
13303 2007-03-28 Richard Guenther <rguenther@suse.de>
13305 * tree.c (is_global_var): Move ...
13306 * tree-flow-inline.h (is_global_var): ... here.
13307 * tree.h (is_global_var): Remove declaration.
13309 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13311 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13313 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13314 * config/i386/i386.c (ix86_tune_features): Initialize new
13316 * config/i386/predicates.md (promotable_binary_operator): Use
13317 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13319 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13322 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13324 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13326 * config/fr30/fr30.md (movsi_internal): Change destination
13327 constraint from m to V and add m to the end.
13329 2007-03-28 Christian Bruel <christian.bruel@st.com>
13331 * config/sh/sh.md (movsi_i): Fix type attribute.
13333 2007-03-28 Christian Bruel <christian.bruel@st.com>
13335 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13336 (movsf_ie): Likewise.
13338 2007-03-28 Christian Bruel <christian.bruel@st.com>
13340 * config.gcc: Add sh4-300 to multilib.
13341 * config/sh/t-mlib-sh4-300: New file.
13343 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13345 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13346 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13347 fix_trunc<mode>di2.
13348 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13349 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13350 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13351 "fixuns_trunctddi2"): Whitespace fix.
13353 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13355 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13356 the definition of struct sh_args.
13357 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13358 CALL_COOKIE_INT_REG_GET): Likewise.
13360 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13362 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13363 transformations are applied successfully.
13365 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13367 * tree.c (tree_contains_struct): Permit 512 tree codes.
13368 * tree.h (tree_contains_struct): Ditto.
13369 (MAX_TREE_CODES): Ditto.
13370 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13371 SPARE member to store remaining padding bits.
13373 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13375 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13378 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13380 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13381 * configure: Regenerate.
13383 * configure: Regenerate using the correct version of autoconf.
13385 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13387 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13389 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13390 regs to "__SP_L__" and "__SP_H__".
13392 2007-03-27 Richard Guenther <rguenther@suse.de>
13394 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13395 computations with it with a HOST_WIDE_INT variable.
13397 2007-03-26 Mike Stump <mrs@apple.com>
13399 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13400 objective-c-header, objective-c++-header and objc++-cpp-output
13402 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13404 2007-03-26 Richard Henderson <rth@redhat.com>
13407 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13408 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13409 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13410 IX86_BUILTIN_PSRLQ128): New.
13411 (ix86_init_mmx_sse_builtins): Add them.
13412 (ix86_expand_builtin): Expand them.
13413 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13414 operand 2 be TImode.
13415 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13416 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13417 _mm_srli_epi64): Mark __B const.
13418 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13419 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13420 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13421 new two-vector shift builtins.
13423 2007-03-26 Ian Lance Taylor <iant@google.com>
13425 PR tree-optimization/31345
13426 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13427 [+INF, +INF(OVF)] into VARYING.
13429 2007-03-26 Zack Weinberg <zackw@panix.com>
13431 * gengtype-parse.c: New file.
13432 * gengtype-yacc.y: Delete.
13433 * gengtype-lex.l: Don't include gengtype-yacc.h.
13434 Define YY_DECL and yyterminate appropriately for recursive
13435 descent parser. yylval is now a string out-parameter to yylex.
13436 (HWS, EOID): New shorthand.
13437 (IWORD): Add a couple more types.
13438 (yylex): Add a setup stanza. Remove the complex rules for
13439 detecting GTY'ed types and typedefs; replace with simple
13440 keyword detectors. Adjust everything for the changed
13441 definition of yylval. Ignore all pp-directives, not just #define.
13443 (parse_file): Rename yybegin; do not call yyparse.
13445 * gengtype.c (xasprintf): Export again.
13446 (this_file): New. Use everywhere __FILE__ was being used.
13447 (get_lang_bitmap): Special case types defined in gengtype.c.
13448 (do_typedef, new_structure): Suppress definition of certain types.
13449 (new_structure): Improve diagnostics of duplicate definitions.
13450 Make sure location_s is associated with input.h.
13451 (nreverse_pairs, define_location_structures): New functions.
13452 (main): Improve tagging of kludge types. Remove old kludges
13453 for input.h types; use define_location_structures.
13454 * gengtype.h: Update prototypes. Define token codes here.
13455 * Makefile.in: Remove all references to gengtype-yacc.
13456 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13458 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13459 add GTY((skip)) to the field that's only conditionally there.
13460 * doc/install.texi: Document that Bison is no longer required
13461 unless building treelang.
13463 * gengtype.c: Don't include gtyp-gen.h.
13464 (srcdir): Declare here.
13465 (base_files, lang_dir_names): Allocate dynamically.
13466 (gt_files, num_gt_files, num_lang_dirs): New globals.
13467 (measure_input_list, read_input_line, read_input_list)
13468 (set_lang_bitmap): New functions.
13469 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13470 simplify, relying on read_input_list to set up the bitmaps.
13471 (main): Arguments are no longer unused. Check for correct number
13472 of command line arguments, set srcdir and srcdir_len, then call
13473 read_input_list, before doing anything else. No need to worry
13474 about duplicates in main loop.
13475 * configure.ac: Simplify the calculation of all_gtfiles.
13476 Put language tags in there. Don't set or substitute
13477 all_gtfiles_files_langs or all_gtfiles_files_frags.
13478 * Makefile.in: Revamp the way gengtype is invoked, now that it
13479 takes a file on its command line with a much simpler format.
13480 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13481 (GTFILES): Remove duplicates and C source files.
13482 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13483 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13484 * configure: Regenerate.
13486 * gengtype.h: Remove all type definitions to gengtype.c; leave
13487 only definitions of options_p, type_p, and pair_p as opaque
13488 pointers. Update prototypes.
13489 * gengtype.c: Many type definitions moved here from gengtype.h.
13490 Consolidate type definitions at the top of the file.
13491 (xvasprintf): Delete.
13492 (xasprintf): Make static.
13493 (create_nested_pointer_option): Add 'next' parameter.
13494 (create_field_all, create_field_at): New functions.
13495 (create_field): Now a thin wrapper around create_field_all.
13496 (create_optional_field): Rename create_optional_field_ and add
13497 line argument. Original name is now a macro which supplies
13499 (oprintf): Use vsnprintf directly.
13500 (close_output_files): Use fatal rather than perror/exit.
13501 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13502 (main): Set progname. Don't use exit.
13503 * gengtype-yacc.y (struct_fields): Use create_field_at.
13504 (option, optionseqopt): Delete.
13505 (optionseq): Consolidate productions from option here so we
13506 can use the first argument to create_option.
13508 * gengtype-lex.l: Distinguish unions from structures in the
13509 token type. Don't call find_structure; return the tag as a string.
13510 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13511 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13512 string. Reorganize typedef_struct production accordingly.
13513 Use create_nested_ptr_option.
13514 * gengtype.c (create_nested_ptr_option): New function.
13515 * gengtype.h: Declare it.
13517 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13518 (string_type): Don't declare.
13519 (do_scalar_typedef): Declare.
13520 (create_scalar_type): Update prototype.
13521 * gengtype.c (string_type): Make static.
13522 (scalar_nonchar, scalar_char): New.
13523 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13524 (resolve_typedef): Use scalar_nonchar for error recovery.
13525 (create_scalar_type): Remove name_len field. Return scalar_char
13526 or scalar_nonchar as appropriate.
13527 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13528 to use string_type.
13529 (throughout): Use scalar_nonchar instead of calling
13530 create_scalar_type, whenever possible.
13531 (main): Initialize scalar_char and scalar_nonchar before calling
13533 * gengtype-lex.l: Adjust for removal of second argument to
13534 create_scalar_type. Use yylval.s instead of yylval.t when
13536 * gengtype-yacc.y: Type of SCALAR is string. Call
13537 create_scalar_type from type:SCALAR rule. Adjust for removal of
13538 second argument to create_scalar_type.
13540 * vec.h: Remove all #if IN_GENGTYPE blocks.
13541 Add comment saying that changes may require adjustments to gengtype.
13542 * gengtype.c: Don't include coretypes.h or tm.h.
13543 Add comment to inclusion of errors.h.
13544 (note_def_vec, note_def_vec_alloc): New functions.
13545 * gengtype.h: Declare new functions.
13546 * gengtype-lex.l: Don't include coretypes.h.
13547 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13549 (update_lineno): Remove unnecessary prototype.
13550 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13551 (VEC rule): Just return VEC_TOKEN.
13552 * gengtype-yacc.y (VEC_TOKEN): New token type.
13553 (type): Add a production for VEC(a,b).
13554 * Makefile.in: Update dependencies.
13556 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13557 typedefs that use the old PARAMS macro.
13559 * gengtype-lex.l: Remove all rules and states relating to yacc
13561 * gengtype-yacc.y: Similarly.
13562 * gengtype.c (note_yacc_type): Delete function.
13563 * gengtype.h: Update prototypes.
13565 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13567 * tree-pretty-print.c (dump_generic_node): Report precision of
13568 unnamed integer types.
13570 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13572 * ifcvt.c (noce_try_store_flag_constants): Don't check
13573 no_new_pseudos here.
13574 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13575 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13576 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13577 noce_try_sign_mask): Likewise.
13578 (if_convert): Check no_new_pseudos here.
13580 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13582 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13583 (noce_get_condition): Handle new then_else_reversed argument.
13584 (noce_init_if_info): Remove, fold into noce_find_if_block.
13585 (noce_process_if_block): Take a struct noce_if_info as the
13586 argument. Don't set up one based on ce_if_info. Update pointer
13587 references accordingly.
13588 (cond_move_process_if_block): Likewise.
13589 (process_if_block): Removed.
13590 (find_if_block): Removed. Move functionality two new functions,
13591 noce_find_if_block and cond_exec_find_if_block.
13592 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13593 blocks and the symmetric IF-ELSE-JOIN case.
13594 (cond_exec_find_if_block): Also new function mostly based on old
13595 find_if_block and process_if_block.
13596 (find_if_header): Replace find_if_block call with separately
13597 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13598 (find_cond_trap): Update noce_get_condition call.
13599 (dead_or_predicable): Likewise.
13601 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13603 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13605 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13606 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13607 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13608 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13609 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13610 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13611 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13612 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13613 __builtin_ia32_psrad128 builtins.
13615 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13617 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13618 * config/i386/constraints.md
13619 (define_constraint "I"): Use IN_RANGE macro.
13620 (define_constraint "J"): Ditto.
13621 (define_constraint "K"): Ditto.
13622 (define_constraint "M"): Ditto.
13623 (define_constraint "N"): Ditto.
13624 (define_constraint "O"): Ditto.
13625 * config/i386/predicates.md
13626 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13627 (define_predicate "const_0_to_3_operand"): Ditto.
13628 (define_predicate "const_0_to_7_operand"): Ditto.
13629 (define_predicate "const_0_to_15_operand"): Ditto.
13630 (define_predicate "const_0_to_63_operand"): Ditto.
13631 (define_predicate "const_0_to_255_operand"): Ditto.
13632 (define_predicate "const_1_to_31_operand"): Ditto.
13633 (define_predicate "const_2_to_3_operand"): Ditto.
13634 (define_predicate "const_4_to_7_operand"): Ditto.
13636 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13638 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13639 in SImode for save_world.
13640 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13643 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13645 PR tree-optimization/30784
13646 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13649 2007-03-25 Revital Eres <eres@il.ibm.com>
13651 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13652 Fold movement_possibility function into it.
13654 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13656 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13657 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13658 (call_indirect_nonlocal_darwin64): Same.
13659 (call_nonlocal_darwin64): Same.
13660 (call_value_indirect_nonlocal_darwin64): Same.
13661 (call_value_nonlocal_darwin64): Same.
13662 (sibcall_nonlocal_darwin64): Same.
13663 (sibcall_value_nonlocal_darwin64): Same.
13664 (sibcall_symbolic_64): Same.
13665 (sibcall_value_symbolic_64): Same.
13666 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13668 (rs6000_emit_load_toc_table): Same.
13669 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13670 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13672 (divss_call): Same.
13673 (divus_call): Same.
13674 (quoss_call): Same.
13675 (quous_call): Same.
13676 (load_toc_v4_pic_si): Same
13677 (load_toc_v4_PIC_1): Same.
13678 (load_toc_v4_PIC_1b): Same.
13679 (call_indirect_aix{32,64}): Same.
13680 (call_value_indirect_aix{32,64}): Same.
13682 (call_value): Same.
13683 (call_local{32,64}): Same.
13684 (call_value_local{32,64}): Same.
13685 (call_indirect_nonlocal_aix{32,64}): Same.
13686 (call_nonlocal_aix{32,64}): Same.
13687 (call_value_indirect_nonlocal_aix{32,64}): Same.
13688 (call_value_nonlocal_aix{32,64}): Same.
13689 (call_indirect_nonlocal_sysv<mode>): Same.
13690 (call_nonlocal_sysv<mode>): Same.
13691 (call_value_indirect_nonlocal_sysv<mode>): Same.
13692 (call_value_nonlocal_sysv<mode>): Same.
13694 (sibcall_local{32,64}): Same.
13695 (sibcall_value_local{32,64}): Same.
13696 (sibcall_nonlocal_aix{32,64}): Same.
13697 (sibcall_value_nonlocal_aix{32,64}): Same.
13698 (sibcall_nonlocal_sysv<mode>): Same.
13699 (sibcall_value): Same.
13700 (sibcall_value_nonlocal_sysv<mode>): Same.
13702 2007-03-24 Paul Brook <paul@codesourcery.com>
13704 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13705 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13707 2007-03-24 Richard Henderson <rth@redhat.com>
13709 * config/ia64/constraints.md: New file.
13710 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13711 satisfies_constraint_?.
13712 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13713 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13714 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13715 ia64_output_mi_thunk): Likewise.
13716 (ia64_const_ok_for_letter_p): Remove.
13717 (ia64_const_double_ok_for_letter_p): Remove.
13718 (ia64_extra_constraint): Remove.
13719 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13720 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13721 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13722 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13723 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13724 EXTRA_MEMORY_CONSTRAINT): Remove.
13725 * config/ia64/ia64.md: Include constriants.md. Replace
13726 CONST_OK_FOR_? with satisfies_constraint_?.
13728 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13729 H.J. Lu <hongjiu.lu@intel.com>
13731 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13733 (name macros): Use DPD_BID_NAME to convert names properly.
13735 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13736 decimal floating point format.
13737 (init_floating_libfuncs): Change decimal functions so that they
13738 have a "bid_" prefix if the decimal system uses the BID format,
13739 and "dpd_" prefix if the decimal system uses the DPD format.
13740 (init_interclass_conv_libfuncs): Ditto.
13741 (init_intraclass_conv_libfuncs): Ditto.
13743 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13744 using the BID format.
13746 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13747 whether we are using the BID decimal format.
13748 * configure: Regenerate.
13750 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13751 the compiler has decimal floating point enabled. Define
13752 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13755 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13756 using the BID format.
13758 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13759 whether we are using the BID decimal format.
13760 * configure: Regenerate.
13762 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13763 the compiler has decimal floating point enabled. Define
13764 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13767 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13768 options, and that it is enabled for i386/x86_64 systems.
13770 * Makefile.in (enable_decimal_float): New.
13772 (DECNUMINC): Add -I$(DECNUMFMT).
13773 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13774 to $(DECNUMFMT) from $(DECNUM).
13776 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13777 Substitute enable_decimal_float.
13778 * configure: Regenerated.
13781 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13784 * configure.ac: Enable decimal float for x86_64-*-linux*.
13785 * configure: Regenerated.
13788 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13789 decimal128ClearSign to flip and clear the sign bit in decimal128.
13790 (decimal_real_maxval): Set decimal128SetSign to set the sign
13793 2007-03-23 Ian Lance Taylor <iant@google.com>
13795 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13797 2007-03-23 Ian Lance Taylor <iant@google.com>
13799 * tree-dump.c (dump_files): Correct comment.
13801 2007-03-23 Ian Lance Taylor <iant@google.com>
13803 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13805 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13807 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13808 in cfglayout mode. Don't go into and out of cfglayout mode.
13809 Link the blocks in the order of the constructed traces.
13810 (rest_of_handle_tracer): Adjust call to tracer.
13811 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13812 Don't go into cfglayout mode.
13813 (rtl_loop_done): Don't go out of cfglayout mode.
13814 * cfglayout.c (relink_block_chain): New function, split out from...
13815 (fixup_reorder_chain): ...here. Remove redundant checking.
13816 (cfg_layout_finalize): Don't clear the header, footer, and aux
13817 fields here, move the code to do so to relink_block_chain. Likewise
13818 for free_original_copy_tables.
13819 * rtl.h (tracer): Update prototype.
13820 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13821 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13822 mode. Use relink_block_chain to serialize the CFG according to the
13823 new basic block order. Move targetm.cannot_modify_jumps_p check from
13825 (gate_handle_reorder_blocks): ...to here.
13826 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13828 (gate_duplicate_computed_gotos): ...to here.
13829 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13830 something always changes when going into and out of cfglayout mode.
13831 Perform an expensive cfg cleanup while going into cfglayout mode.
13832 Always update liveness information on HAVE_conditional_execution
13833 targets. Reserialize the basic blocks and go out of cfglayout mode.
13834 * reg-stack.c: Include cfglayout.h.
13835 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13836 the call to reorder_basic_blocks.
13837 * basic-block.h (reorder_basic_blocks): Update prototype.
13838 (relink_block_chain): New prototype.
13839 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13841 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13843 * config/mips/mips.md (type, hazard, *movdi_32bit,
13844 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13845 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13846 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13847 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13848 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13850 (movcc): Change first xfer to multi.
13851 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13852 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13853 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13854 config/mips/generic.md: Change reservations using "xfer" to use
13856 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13857 using match_operand.
13858 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13859 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13861 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13863 2007-03-22 Richard Henderson <rth@redhat.com>
13865 * config/i386/i386.c: Remove unnecessary function declarations.
13866 Move targetm definition, and all related macros, to the end of
13867 the file. Resort some functions to put definitions before uses.
13868 (ix86_attribute_table): Make static. Move to end of file.
13869 (ix86_gimplify_va_arg): Make static.
13871 2007-03-22 Richard Henderson <rth@redhat.com>
13873 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13874 don't increase local_regparm with force_align_arg_pointer check.
13875 (ix86_function_sseregparm): Assert 32-bit.
13876 (type_has_variadic_args_p): New.
13877 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13878 type_has_variadic_args_p.
13879 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13880 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13881 use memset instead. Do maybe_vaarg check first; skip attribute
13882 tests if true; skip attribute tests for 64-bit.
13883 (construct_container): Remove TARGET_DEBUG_ARG.
13884 (function_arg_advance_32, function_arg_advance_64): Split out ...
13885 (function_arg_advance): ... from here.
13886 (function_arg_32, function_arg_64): Split out ...
13887 (function_arg): ... from here.
13888 (ix86_pass_by_reference): Tidy.
13889 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13890 (function_value_32): New, from parts of ix86_function_value
13891 and ix86_value_regno.
13892 (function_value_64): New, from parts of ix86_function_value
13893 and ix86_libcall_value.
13894 (ix86_function_value_1): New.
13895 (ix86_function_value, ix86_libcall_value): Use it.
13896 (return_in_memory_32, return_in_memory_64): Split out ...
13897 (ix86_return_in_memory): ... from here.
13898 (ix86_struct_value_rtx): Skip for 64-bit.
13899 (ix86_libcall_value, ix86_value_regno): Remove.
13900 (setup_incoming_varargs_64): Split out ...
13901 (ix86_setup_incoming_varargs): ... from here.
13902 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13903 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13904 * config/i386/i386-protos.h (ix86_function_value): Remove.
13905 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13907 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13910 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13911 infinities not supported, otherwise emit warning if -Woverflow. On
13912 underflow, emit warning if -Woverflow.
13913 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13915 * real.h (real_from_string): Update declaration
13917 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13918 Richard Henderson <rth@redhat.com>
13920 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13921 * calls.c (compute_argument_block_size, expand_call,
13922 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13923 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13924 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13925 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13926 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13927 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13928 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13929 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13932 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13934 * c-incpath.c (add_sysroot_to_chain): New.
13935 (merge_include_chains): Add sysroot argument. Call
13936 add_sysroot_to_chain if sysrooted.
13937 (register_include_chains): Update call to merge_include_chains.
13938 * doc/cppopts.texi: Document use of '=' in include directory
13941 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13943 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13944 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13945 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13946 insn pattern using X87MODEF12 mode macro.
13948 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13950 * regmove.c (regmove_optimize): Use reg_mentioned_p
13951 instead of reg_overlap_mentioned_p for DST.
13953 2007-03-21 Mike Stump <mrs@apple.com>
13955 * c.opt: Fixup for Objective-C/C++.
13957 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13959 * explow.c (convert_memory_address): Fold memory reference when
13960 POINTERS_EXTEND_UNSIGNED < 0
13962 2007-03-21 Richard Henderson <rth@redhat.com>
13965 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13966 * config/i386/mmintrin.h (__m64): Likewise.
13967 * config/i386/xmmintrin.h (__m128): Likewise.
13969 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13971 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13972 (VXWORKS_OS_CPP_BUILTINS): Define.
13973 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13974 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13976 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13978 * rtl.h (constant_pool_reference_p): Delete.
13979 (find_constant_src): Declare.
13980 * rtlanal.c (find_constant_src): New function.
13981 * simplify-rtx.c (constant_pool_reference_p): Delete.
13982 * config/i386/i386.md: Use find_constant_src instead of
13983 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13985 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13987 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13988 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13990 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13992 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13993 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13994 (arm_elf_asm_constructor): Use it.
13995 (arm_elf_asm_destructor): New function.
13997 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13999 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14001 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14003 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14005 2007-03-19 Andrew Haley <aph@redhat.com>
14007 PR tree-optimization/31264
14008 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14009 VIEW_CONVERT_EXPRs.
14011 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14013 PR rtl-optimization/30907
14014 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14015 (fwprop_init): Always call loop_optimizer_initialize.
14016 (fwprop_done): Always call loop_optimizer_finalize.
14017 (fwprop): We always have loop info now.
14018 (gate_fwprop_addr): Remove.
14019 (pass_fwprop_addr): Use gate_fwprop as gate.
14021 PR rtl-optimization/30841
14022 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14023 df_chain_alloc): Call df_reorganize_refs unconditionally.
14024 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14025 refs_organized to refs_organized_size.
14026 (df_ref_create_structure): Use refs_organized_size instead of
14027 bitmap_size if refs had been organized, and keep refs_organized_size
14029 * df.h (struct df_ref_info): Change refs_organized to
14030 refs_organized_size.
14031 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14034 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14036 * except.c (output_function_exception_table): Do not reference the
14037 EH personality routine for functions that do not require an
14040 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14043 * c-typeck.c (convert_for_assignment): Call comptypes for
14044 RECORD_TYPE or UNION_TYPE.
14046 PR inline-asm/30505
14047 * reload1.c (reload): Do invalid ASM checking after
14048 cleanup_subreg_operands.
14050 2007-03-19 Jeff Law <law@redhat.com>
14052 * tree-cfg.c (find_taken_edge): Tighten conditions for
14053 optimizing computed gotos.
14055 2007-03-19 Michael Matz <matz@suse.de>
14057 * builtins.c (expand_builtin_sync_operation,
14058 expand_builtin_compare_and_swap,
14059 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14062 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14063 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14066 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14068 * doc/tm.texi: Add brackets around the return type of
14069 TARGET_SECONDARY_RELOAD.
14071 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14072 Richard Guenther <rguenther@suse.de>
14074 PR tree-optimization/31254
14075 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14076 Use handled_component_p () where appropriate. Continue
14077 propagating into the rhs if we propagated into an INDIRECT_REF
14080 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14082 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14083 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14084 (xde, xdee): Mode attributes adjusted to support DFP modes.
14085 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14086 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14087 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14088 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14089 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14090 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14091 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14093 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14094 "movsf"): Insn definitions removed.
14095 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14096 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14097 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14099 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14100 "reload_in<mode>", "reload_out<mode>"): Expander added.
14101 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14104 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14106 * config/s390/s390.md: Only non-functional changes. Renamed
14107 FPR mode macro to BFP all over the file.
14109 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14111 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14112 (op_type attribute): RRF instruction type added.
14113 (fT0): New mode attribute.
14114 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14115 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14116 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14117 instruction no secondary memory is needed when moving DFmode values
14118 between GPRs and FPRs.
14120 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14122 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14123 inverted and documentation adjusted.
14124 ("mhard-dfp", "msoft-dfp"): New options.
14125 * config/s390/s390.c (s390_handle_arch_option): New architecture
14127 (override_options): Sanity checks for the new options added.
14128 * config.gcc: New architecture switch: z9-ec.
14129 * config/s390/s390.h (processor_flags): PF_DFP added.
14130 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14131 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14132 when the bit is NOT set so remove it from the defaults.
14134 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14136 * genemit.c (main): Print include statement for dfp.h.
14137 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14140 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14142 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14144 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14147 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14148 instead of PATTERN.
14150 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14152 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14153 attr_length_call, output_call, output_indirect_call): Cleanup
14154 formatting of targetm calls.
14156 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14158 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14160 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14162 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14163 reservation, bypass and anti-bypass descriptions for these
14164 instructions. Update move patterns.
14165 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14168 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14170 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14171 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14172 (get_initial_def_for_reduction): Likewise.
14174 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14176 Fix PR tree-optimization/29922
14177 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14178 (get_representative): Removed.
14179 (value_dies_in_block_x): Update for rvuse removal.
14180 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14181 (compute_antic_aux): Handle when PHI nodes appear in
14182 non-single-successors.
14183 (dump_bitmap_of_names): Removed.
14184 (compute_antic_safe): Renamed and removed rvuse calculation.
14185 Calculate only antic safe.
14186 (insert_into_preds_of_block): Remove assert.
14187 (execute_pre): Update for renamed functions.
14188 (defer_or_phi_translate_block): New function.
14190 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14192 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14193 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14195 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14196 Follow spelling conventions.
14198 * tree-data-ref.h: Remove the prototype for analyze_array.
14200 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14202 PR tree-optimization/31041
14203 * tree-vect-transform.c (get_initial_def_for_induction): Call
14204 force_gimple_operand.
14206 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14208 * ipa-type-escape.c (look_for_casts) : Revert code to use
14209 handled_component_p due to ada test a-numaux.adb.
14211 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14213 * final.c (final_scan_insn): Alter the condition of a
14214 conditional trap if we have nonstandard CC.
14216 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14218 * configure.ac: Remove excess quoting from asm line 0 test.
14219 * configure: Rebuilt.
14221 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14223 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14224 * c-common.c (convert_and_check): Move warning logic to...
14225 (warnings_for_convert_and_check): ...here. Define.
14226 * c-common.h (warnings_for_convert_and_check): Declare.
14228 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14230 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14231 (output_call): Likewise.
14233 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14235 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14237 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14239 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14241 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14243 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14244 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14246 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14248 PR tree-optimization/31183
14249 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14250 Use double_int instead of unsigned int for representing access_strides.
14251 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14253 2007-03-16 Richard Guenther <rguenther@suse.de>
14255 PR tree-optimization/31146
14256 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14257 to allow recursion of forward_propagate_addr_expr.
14258 (forward_propagate_addr_into_variable_array_index): Likewise.
14259 (forward_propagate_addr_expr): Likewise.
14260 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14261 (forward_propagate_addr_expr_1): Recurse on simple copies
14262 instead of propagating into them. Do so for useless conversions
14264 (forward_propagate_addr_expr): Clean up unused statements after
14267 2007-03-16 Richard Guenther <rguenther@suse.de>
14269 * builtins.c (expand_builtin_cexpi): Use the right argument
14270 for the expansion via cexp.
14272 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14274 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14275 * configure: Rebuilt.
14277 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14280 * dwarf2out.c (force_type_die): Adjust comment.
14281 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14283 2007-03-15 DJ Delorie <dj@redhat.com>
14285 * config/frv/predicates.md (minmax_operator): Don't check operands
14288 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14290 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14291 Update constant estimates of number of iterations.
14292 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14293 argument renamed to "realistic".
14294 (compute_estimated_nb_iterations): Removed.
14295 (record_niter_bound): New function.
14296 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14297 call record_nonwrapping_iv with upper = false.
14298 (infer_loop_bounds_from_signedness): Pass upper argument to
14299 record_nonwrapping_iv.
14300 (estimate_numbers_of_iterations_loop): Do not call
14301 compute_estimated_nb_iterations. Record estimate based on profile
14302 information. Initialize the constant estimates of number of
14304 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14306 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14307 number of iterations is too small.
14308 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14309 (EST_NOT_AVAILABLE): Removed.
14310 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14311 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14314 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14316 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14317 Handle NE_EXPR guards.
14319 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14322 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14323 Set also -pedantic-errors by default for the preprocessor unless
14324 -fpermissive is given.
14326 2007-03-15 Richard Guenther <rguenther@suse.de>
14328 PR middle-end/29719
14329 PR middle-end/31161
14330 * builtins.c (expand_builtin_cexpi): As a fallback if we
14331 don't have builtins for sincos or cexp create a function
14332 declaration for cexp and expand to a call to that.
14333 (expand_builtin_int_roundingfn): Always fall
14334 back to floor/ceil and its variants even if they may be
14337 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14339 PR middle-end/31159
14340 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14341 jump tables, move the call to delete_dead_jumptables from here...
14342 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14343 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14344 don't allow merging of blocks that try_redirect_by_replacing_jump
14345 also does not handle when not optimizing.
14347 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14348 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14350 * config/i386/i386.md (x86_sahf_1): Correctly handle
14353 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14356 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14357 x86_64_general_operand as operand[2] predicate. Remove "iF"
14358 from operand constraints and use "e" constraint instead.
14359 (*subti3_1, *subti3_1 splitter): Ditto.
14360 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14361 operand[1] predicate.
14363 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14365 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14366 arrays, multiply the access strides by the size of the sub-array.
14367 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14369 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14371 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14372 the configured assembler supports the sahf mnemonic.
14373 * configure: Regenerate.
14374 * config.in: Regenerate.
14376 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14377 emit "sahf" or ".byte\t0x9e" as asm template.
14379 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14382 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14383 option to replace hard coded TARGET_xxx in md file.
14384 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14385 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14386 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14387 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14388 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14389 (X86_TUNE_NOT_VECTORMODE): Ditto.
14390 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14391 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14392 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14393 (TUNE_SLOW_IMUL_IMM8): Ditto.
14394 (TUNE_MOVE_M1_VIA_OR): Ditto.
14395 (TUNE_NOT_UNPAIRABLE): Ditto.
14396 (TUNE_NOT_VECTORMODE): Ditto.
14398 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14401 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14402 tuning options instead of hard coded TARGET_xxx.
14403 (fix ssemode peephole2's): Ditto.
14404 (imul peephole2's): Ditto.
14406 (movdi_or_rex64): Ditto.
14407 (move peephole2): Ditto.
14408 (not peephole2's): Ditto.
14410 2007-03-14 Dirk Mueller <dmueller@suse.de>
14412 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14413 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14414 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14416 * c-parser.c (c_parser_do_statement): Warn about empty body in
14417 do/while statement.
14418 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14419 * doc/invoke.texi (-Wempty-body): Update documentation.
14421 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14424 * c-common.h (warn_for_div_by_zero): Declare.
14425 * c-common.c (warn_for_div_by_zero): Define.
14426 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14429 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14431 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14432 to PREFIX and STANDARD_PREFIX.
14434 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14435 Phil Edwards <phil@codesourcery.com>
14437 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14438 (__gthread_once_t): Remove busy field for RTPs.
14439 (__GTHREAD_ONCE_INIT): Update accordingly.
14441 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14443 * doc/invoke.texi: Document VxWorks options.
14445 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14447 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14449 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14451 PR tree-optimization/30590
14452 * tree-nrv.c (tree_nrv): Check for the partial update of the
14455 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14457 * flags.h (flag_random_seed): Remove declaration, in favor of...
14458 * toplev.h (get_random_seed, set_random_seed): ... these.
14459 * tree.c (get_file_function_name): Use the former.
14460 * opts.c (common_handle_option): Use the latter.
14463 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14465 PR middle-end/31127
14466 * cse.c (cse_find_path): Do not bail out if a basic block that
14467 we already visited now becomes part of a path that starts at a
14468 different basic block. Just disallow this, to make sure we
14469 visit each basic block at most once.
14471 2007-03-13 Jan Hubicka <jh@suse.cz>
14473 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14474 attributes, when profile esitmate is present, calls with very low
14475 frequency are cold.
14477 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14479 PR tree-optimization/30730
14480 PR tree-optimization/26900
14481 * tree-ssa-loop-niter.c: Include gmp.h.
14482 (bounds): New type.
14483 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14484 split_to_var_and_offset, determine_value_range,
14485 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14486 bound_difference, bounds_add, bounds_negate,
14487 number_of_iterations_ne_max, dump_affine_iv): New functions.
14488 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14489 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14490 difference of initial and final value of control iv to validate
14492 (number_of_iterations_cond): Add loop parameter. Determine bounds
14493 on the difference of the extremes of the control iv. Add dumps.
14494 (expand_simple_operations): Handle phi nodes.
14495 (simplify_using_initial_conditions): Do not record used conditions.
14496 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14497 Do not set additional_info.
14498 (implies_nonnegative_p, implies_ge_p): Removed.
14499 (derive_constant_upper_bound): Do not use parameter `additional'.
14500 (record_estimate): Parameter `additional' removed. Parameter
14501 `i_bound' added. Do not call derive_constant_upper_bound.
14502 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14503 bound the number of iterations estimate.
14504 (estimate_numbers_of_iterations_loop): Pass the estimate from
14505 the number of iterations analysis to record_estimate.
14506 * tree.h (multiple_of_p): Declare.
14507 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14508 (scev_const_prop): Do not check expression_expensive_p.
14509 * fold-const.c (multiple_of_p): Exported.
14510 * double-int.c (double_int_mask): Exported.
14511 * double-int.h (double_int_mask): Declare.
14512 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14513 field. Added max field.
14515 2007-03-13 David Taylor <taylor@candd.org>
14518 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14521 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14524 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14525 two unamed patterns.
14527 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14529 * config/i386/i386.opt (mcx16, msahf): New options.
14530 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14531 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14533 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14534 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14535 Output -mcx16 and -msahf options when corresponding bit is set.
14537 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14538 and -msahf options.
14540 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14542 * configure.ac: Test for assembler tolerance to # 0 "".
14543 * configure, config.in: Rebuilt.
14544 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14546 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14548 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14550 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14551 (handle_syscall): Handle direct system calls.
14552 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14554 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14556 * doc/invoke.texi: Fix cpp.info cross-reference.
14557 * doc/passes.texi: Fix gcc.info cross-reference.
14559 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14561 PR tree-optimization/30835
14562 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14563 bb_for_stmt is not NULL before accessing it.
14565 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14567 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14570 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14573 * doc/install.texi: Document --enable-stage1-languages
14575 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14577 * tree-pass.h (pass_into_cfg_layout_mode,
14578 pass_outof_cfg_layout_mode): Declare.
14579 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14580 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14581 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14582 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14584 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14586 * c-decl.c (warn_variable_length_array): New function.
14587 Refactored from grokdeclarator to handle warn_vla
14588 and handle unnamed array case.
14589 (grokdeclarator): Refactored VLA warning case.
14590 * c.opt (Wvla): New flag.
14591 * doc/invoke.texi (Wvla): New warning.
14593 2007-03-12 Richard Henderson <rth@redhat.com>
14595 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14596 (TARGET_SECTION_TYPE_FLAGS): New.
14598 2007-03-12 Richard Henderson <rth@redhat.com>
14600 * config/darwin.c (machopic_reloc_rw_mask): New.
14601 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14602 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14604 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14606 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14607 * cppdefault.h (cpp_PREFIX): Document.
14608 (cpp_PREFIX_len): Likewise.
14609 (cpp_EXEC_PREFIX): New variable.
14610 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14611 * c-incpath.c (add_standard_paths): Correct logic for relocating
14612 paths within prefix.
14614 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14616 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14617 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14619 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14620 fix_truncdfdi_sse using SSEMODEF mode macro.
14621 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14622 fix_truncdfsi_sse using SSEMODEF mode macro.
14623 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14624 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14626 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14628 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14629 elfos.h to tm_file.
14631 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14633 * tree.h : Add multiple_of_p declaration.
14634 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14635 * ipa-type-escape.c (results_of_malloc): Redundant.
14636 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14637 (cast_type): Extended with new members.
14638 (check_cast): Returns cast_type.
14639 (cast): New structure for data of walk_use_def_chains.
14640 (is_malloc_result, is_cast_from_non_pointer_1,
14641 is_cast_from_non_pointer,
14642 is_array_access_through_pointer_and_index): New functions.
14643 (look_for_casts): Returns cast types.
14644 (check_call): Returns void.
14645 (okay_pointer_operation): Use support of pointer plus index,
14646 pointer plus constant and allow all multiplications.
14648 2007-03-11 Richard Guenther <rguenther@suse.de>
14650 PR tree-optimization/31115
14651 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14652 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14653 A shift count of zero is not special as with *_DIV_EXPR.
14654 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14657 2007-03-11 Ian Lance Taylor <iant@google.com>
14659 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14660 the *_DIV_EXPR codes correctly with overflow infinities.
14662 2007-03-11 Ira Rosen <irar@il.ibm.com>
14664 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14665 indicate success/failure of the analysis. Add negation to subtrahend
14666 in case of subtraction. Fail if both operands contain constants.
14667 (create_data_ref): Fail if analyze_offset fails.
14669 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14671 * config/i386/i386.md (frndintxf2): Rename to ...
14672 (rintxf2): ... this. Remove expander having same name.
14673 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14674 (roundsf2, rounddf2): Ditto.
14675 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14676 (lround<mode>di2, lround<mode>si2): Ditto.
14678 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14680 * lower-subreg.c: Include except.h.
14681 (decompose_multiword_subregs): Verify that the only control flow
14682 insns we can split are loads to multi-words pseudos.
14683 Handle breaking such blocks after splitting, instead of calling
14684 find_many_sub_basic_blocks.
14686 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14687 on the new basic block. Add a lengthy comment explaining why we
14688 thought this was necessary.
14689 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14691 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14694 * tree.c (walk_type_fields): Recurse into the element type of
14695 ARRAY_TYPEs if there is a pointer set.
14697 2007-03-10 Dirk Mueller <dmueller@suse.de>
14699 * c-common.c (warn_logical_operator): Fix condition.
14701 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14703 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14705 * config/darwin.c (machopic_select_section): Remove superfluous
14706 argument in call to categorize_decl_for_section. Remove unused
14709 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14711 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14713 * configure: Regenerate.
14715 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14718 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14719 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14720 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14721 Add LABEL_NUSES to emitted label.
14722 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14723 branch probability value to emitted jump insn.
14724 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14725 Do not check life information and do not re-arrange input operands
14726 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14728 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14730 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14731 the change of decode_asm_operands.
14733 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14735 * mode-switching.c (create_pre_exit): Skip blockage insn.
14737 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14739 * tree-pass.h (TODO_update_smt_usage): Remove.
14741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14745 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14747 * pa.c (attr_length_call): Revise condition for long
14748 pc-relative branch.
14749 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14750 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14751 sequence on SOM target.
14753 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14755 * gcc.c: Document %{, in big comment at top.
14756 (input_suffix_matches): Remove special handling for .s and
14758 (input_spec_matches): New.
14759 (handle_braces): Handle %{,.
14760 (validate_switches): ',' indicates a value which is not a switch.
14761 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14762 to detect assembler input.
14763 * config/i386/sol2.h (CPP_SPEC): Likewise.
14764 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14765 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14766 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14767 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14768 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14769 -m64 causes deployment target to default to 10.5.
14770 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14772 2007-03-09 Richard Henderson <rth@redhat.com>
14775 * target.h (targetm.asm.out.reloc_rw_mask): New.
14776 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14777 (TARGET_ASM_OUT): Use it.
14778 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14779 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14780 use the new reloc_rw_mask target hook instead.
14781 (default_section_type_flags_1): Merge into...
14782 (default_section_type_flags): ... here.
14783 (decl_readonly_section_1): Merge into...
14784 (decl_readonly_section): ... here.
14785 (default_elf_select_section_1): Merge into...
14786 (default_elf_select_section): ... here.
14787 (default_unique_section_1): Merge into...
14788 (default_unique_section): ... here.
14789 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14790 (default_select_rtx_section): Use it.
14791 (default_elf_select_rtx_section): Likewise.
14792 * output.h: Update to match.
14793 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14794 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14795 (TARGET_ASM_RELOC_RW_MASK): New.
14796 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14797 to categorize_decl_for_section.
14798 (x86_64_elf_unique_section): Likewise.
14799 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14800 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14801 (TARGET_ASM_RELOC_RW_MASK): New.
14802 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14803 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14804 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14805 (TARGET_RWRELOC): Remove.
14806 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14807 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14808 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14809 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14810 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14811 (rs6000_xcoff_select_section): Use decl_readonly_section.
14812 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14813 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14814 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14815 (TARGET_SECTION_TYPE_FLAGS): Remove.
14816 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14818 2007-03-09 Roger Sayle <roger@eyesopen.com>
14820 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14821 complex constant equality/inequality comparisons for here.
14822 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14823 known at compile-time or can be simplified to a scalar comparison.
14824 (fold_relational_const): Move compile-time evaluation of complex
14825 constant equality/inequality comparisons to here.
14827 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14829 PR rtl-optimization/30643
14830 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14832 (fold_rtx): Recurse, like before 2006-11-03.
14834 2007-03-09 DJ Delorie <dj@redhat.com>
14836 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14839 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14841 PR tree-optimization/30375
14842 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14843 LHS of statements is not the same.
14844 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14846 2007-03-09 Chao-ying Fu <fu@mips.com>
14848 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14850 * doc/invoke.texi (-mdspr2): Document new option.
14851 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14852 New unspec for DSP REV 2.
14853 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14854 these instructions are extended in DSP REV 2.
14855 (mips-dspr2.md): Include.
14856 * config/mips/mips.opt (mdspr2): New option.
14857 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14858 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14859 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14860 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14861 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14862 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14863 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14865 (bdesc_map): Add one field of unsupported_target_flags.
14866 (bdesc_arrays): Update entries to have extra fields. Add
14868 (mips_init_builtins): Initialize new function types.
14869 Check unsupported_target_fileds to filter out builtins.
14870 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14872 (ASM_SPEC): Pass mdspr2 to the assembler.
14873 * config/mips/mips-dspr2.md: New file.
14875 2007-03-09 Sa Liu <saliu@de.ibm.com>
14877 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14879 2007-03-09 Ian Lance Taylor <iant@google.com>
14881 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14882 argument) like -Wstrict-overflow=2.
14883 * doc/invoke.texi (Warning Options): Update documentation.
14885 2007-03-09 Dirk Mueller <dmueller@suse.de>
14888 * doc/invoke.texi (-Wlogical-op): Document.
14889 * common.opt (-Wlogical-op): New.
14890 * c-common.h (warn_logical_operator): Declare.
14891 * c-common.c (warn_logical_operator): Define.
14892 * c-typeck.c (parser_build_binary_op): Call
14893 warn_logical_operator.
14895 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14897 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14898 * final.c (final_scan_insn): Test for non-"" file name.
14900 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14902 * doc/loop.texi: Document the Omega linear constraints solver.
14903 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14904 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14905 omega-hash-table-size, omega-max-keys, and
14906 omega-eliminate-redundant-constraints.
14907 * tree-pass.h (pass_check_data_deps): Declared.
14910 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14911 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14912 pass_check_data_deps): New.
14913 * tree-data-ref.c (init_data_ref): Remove declaration.
14914 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14915 (analyze_array): Renamed init_array_ref, move up initializations.
14916 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14917 Removed arguments that are set to NULL.
14918 (analyze_indirect_ref): Correct indentation, correct call to
14920 (object_analysis): Call init_array_ref instead of analyze_array.
14921 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14922 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14923 of DR_ACCESS_FNS_ADDR.
14924 (init_omega_eq_with_af, omega_extract_distance_vectors,
14925 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14926 ddr_consistent_p): New.
14927 (compute_affine_dependence): Check consistency of ddrs when
14928 flag_check_data_deps is passed.
14929 (analyze_all_data_dependences): Uncomment.
14930 (tree_check_data_deps): New.
14931 * tree-data-ref.h: Include omega.h.
14932 (DR_ACCESS_FNS_ADDR): Removed.
14933 (data_dependence_relation): Add inner_loop.
14934 (DDR_INNER_LOOP): New.
14935 * common.opt (fcheck-data-deps): New.
14936 * tree-flow.h (tree_check_data_deps): Declare.
14937 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14938 (OBJS-common): Depend on omega.o.
14940 * passes.c (pass_check_data_deps): Scheduled.
14941 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14942 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14943 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14944 PARAM_VECT_MAX_VERSION_CHECKS,
14945 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14947 2007-03-09 Richard Guenther <rguenther@suse.de>
14949 PR tree-optimization/30904
14950 PR middle-end/31058
14951 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14952 the same way as *_DIV_EXPR.
14954 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14956 * recog.c (decode_asm_operands): No mixed declarations and code.
14958 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14960 * rtl.def (ASM_INPUT): Add location.
14961 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14962 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14963 (decode_asm_operands): Add loc operand.
14964 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14965 * stmt.c (expand_asm): Rename to...
14966 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14967 gen_rtx_ASM_INPUT_loc.
14968 (expand_asm_expr): Adjust.
14969 * recog.c (decode_asm_operands): Add loc operand.
14970 (check_asm_operands, extract_insn): Adjust.
14971 * reload1.c (maybe_fix_stack_asms): Likewise.
14972 * final.c (asm_insn_count): Likewise.
14973 (final_scan_insn): Output # line before and after asm.
14975 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14977 * tree-ssa-structalias.c (variable_info): Remove
14979 (new_var_info): Ditto.
14980 (shared_bitmap_info_t): New structure.
14981 (shared_bitmap_table): New variable.
14982 (shared_bitmap_hash): New function.
14983 (shared_bitmap_eq): Ditto
14984 (shared_bitmap_lookup): Ditto.
14985 (shared_bitmap_add): Ditto.
14986 (merge_smts_into): Change to take bitmap directly.
14987 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14988 (init_alias_vars): Init shared bitmap hashtable.
14989 (delete_points_to_sets): Delete shared bitmap hashtable.
14990 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14991 is_aliased removal as a change that was still necessary was
14994 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/i386.h (override_options): Conditionally disable
14997 x86_sahf for 64bit targets only.
14999 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15002 * c-decl.c (merge_decls): Don't call make_var_volatile.
15003 * varasm.c (make_var_volatile): Remove.
15004 * output.h (make_var_volatile): Remove.
15006 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15008 PR tree-optimization/31085
15009 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15011 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15013 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15014 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15015 ATTR_CONST_NOTHROW_LIST.
15017 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15020 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15022 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15024 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15027 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15029 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15030 passed, use shared libgcc.
15032 2007-03-08 Roger Sayle <roger@eyesopen.com>
15034 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15035 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15036 (honor_protect_cleanup_actions, lower_try_finally_switch):
15038 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15039 ifc_temp_var): Likewise.
15040 * tree-inline.c (setup_one_parameter): Likewise.
15041 * tree-mudflap.c (mf_decl_cache_locals,
15042 mf_build_check_statement_for): Likewise.
15043 * tree-nested.c (init_tmp_var, save_tmp_var,
15044 finalize_nesting_tree_1): Likewise.
15045 * tree-outof-ssa.c (insert_copy_on_edge,
15046 insert_backedge_copies): Likewise.
15047 * tree-profile.c (tree_gen_edge_profiler,
15048 tree_gen_ic_profiler): Likewise.
15049 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15050 * tree-sra.c (sra_build_assignment): Likewise.
15051 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15052 * tree-ssa-math-opts.c (insert_reciprocals,
15053 execute_cse_sincos_1): Likewise.
15054 * tree-tailcall.c (adjust_accumulator_values,
15055 adjust_return_value): Likewise.
15056 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15057 * tree-vect-transform.c (vect_create_data_ref_ptr,
15058 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15059 vect_create_epilog_for_reduction, vectorizable_reduction,
15060 vectorizable_call, vectorizable_conversion,
15061 vectorizable_assignment, vectorizable_operation,
15062 vectorizable_type_demotion, vect_gen_widened_results_half,
15063 vect_permute_store_chain, vectorizable_store,
15064 vect_setup_realignment, vect_permute_load_chain,
15065 vectorizable_load, vectorizable_condition,
15066 vect_create_cond_for_align_checks): Likewise.
15067 * tree-vrp.c (build_assert_expr_for): Likewise.
15069 2007-03-08 Ian Lance Taylor <iant@google.com>
15071 * tree-vrp.c: Include "intl.h".
15072 (usable_range_p): New static function.
15073 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15074 overflowed values, juts set *strict_overflow_p.
15075 (compare_values): Only return -2 if one of the operands is not a
15077 (compare_ranges): Call usable_range_p.
15078 (compare_range_with_value): Likewise.
15079 (vrp_evaluate_conditional_warnv): Rename from
15080 vrp_evaluate_conditional. Make static. Change all callers.
15081 (vrp_evaluate_conditional): New function.
15082 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15083 on signed overflow.
15084 (simplify_abs_using_ranges): Likewise.
15085 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15086 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15087 within_stmt parameter.
15088 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15089 vrp_evaluate_conditional.
15090 * tree-ssa-threadedge.c
15091 (record_temporary_equivalences_from_stmts_at_dest): Change
15092 simplify parameter to take a second tree parameter.
15093 (simplify_control_stmt_condition): Likewise.
15094 (thread_across_edge): Likewise.
15095 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15096 (thread_across_edge): Likewise.
15097 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15099 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15101 * config/i386/i386.h (TARGET_SAHF): New define.
15102 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15103 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15104 (x86_sahf): New global variable.
15105 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15106 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15107 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15108 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15110 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15111 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15112 when expanding fcomi/sahf based tests.
15113 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15114 expanding sahf based alternative. Emit sahf based sequence when
15115 optimizing for code size.
15116 * config/i386/i386.md (x86_sahf_1): Do not disable for
15117 TARGET_64BIT, enable for TARGET_SAHF.
15119 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15121 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15122 spurious whitespace from error message.
15124 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15127 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15129 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15131 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15133 * tree-sra.c (instantiate_element): Propagate disabled warnings
15134 from the element itself to the created variable.
15136 2007-03-07 Richard Henderson <rth@redhat.com>
15139 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15140 silently fix up the stack in the case of a missing register.
15142 2007-03-07 Paul Brook <paul@codesourcery.com>
15144 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15146 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15148 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15150 (phase1_vrs): Use them.
15151 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15152 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15153 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15154 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15155 __gnu_Unwind_Restore_WMMXC if required.
15156 (_Unwind_VRS_Pop): Implement iWMMXt support.
15157 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15158 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15159 gnu_Unwind_Save_WMMXC): Define.
15161 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15163 * config/vxworks.h (vxworks_override_options): Declare.
15164 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15165 * config/vxworks.c: Include target.h and toplev.h.
15166 (vxworks_override_options): New function.
15167 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15169 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15171 * config/s390/s390.c (override_options): Don't emit an error when
15172 -mstack-size is used without providing -mstack-guard.
15173 (s390_emit_prologue): Choose stack_guard value automatically if not
15174 provided via command line.
15175 * doc/invoke.texi: Adjust description of -mstack-guard and
15178 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15180 * config/i386/i386.c (output_set_got): Add a GOT initialization
15181 sequence for VxWorks PIC.
15182 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15183 around labels as well as symbols. Use gotoff_operand instead
15184 of local_symbolic_operand.
15185 (legitimize_pic_address): Use gotoff_operand instead of
15186 local_symbolic_operand. Use @GOT accesses for labels as
15188 (ix86_output_addr_diff_elt): Use PC-relative rather than
15189 GP-relative offsets for VxWorks PIC.
15190 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15191 no_new_pseudos. Check whether the returned register is op0.
15192 * config/i386/i386.md (tablejump): Use PC-relative rather than
15193 GP-relative offsets for VxWorks PIC.
15194 * config/i386/predicates.md (gotoff_operand): New predicate.
15196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15198 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15200 * config/vxworks-dummy.h: New file.
15201 * config/i386/i386.h: Include it.
15203 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15205 * dwarf2out.c (is_inlined_entry_point): New
15206 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15207 DW_AT_ranges if the first subblock is the entry point.
15209 2007-03-06 David Daney <ddaney@avtrex.com>
15211 * doc/install.texi (mips-*-*): Change recommended binutils
15214 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15216 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15217 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15219 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15220 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15222 2007-03-06 Jan Hubicka <jh@suse.cz>
15224 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15225 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15227 (probably_cold_bb_p): Cold functions are cold.
15228 (probably_never_executed_bb_p): Cold functions are cold.
15229 (tree_bb_level_predictions): Predict calls to cold functions as not
15231 (compute_function_frequency): Check hot/cold attributes.
15232 * function.h (function_frequency): Update comments.
15233 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15234 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15235 (c_common_att): Add cold and hot.
15237 * doc/extend.texi (hot,cold attributes): Document.
15239 2007-03-06 Andrew Haley <aph@redhat.com>
15241 * function.c (expand_function_end): Move blockage to just after we
15242 emit the label for the naked return from the function.
15244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15246 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15249 2007-03-06 Jan Hubicka <jh@suse.cz>
15251 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15252 loaded for constant large models. Non-large 64bit PIC can do.
15253 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15254 * cmodel.h: Add LARGE PIC.
15255 * i386.md (UNSPEC_PLTOFF): New.
15256 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15258 (*call_1_rex64): Disable for large models.
15259 (*call_1_rex64_large): New.
15260 (*call_value_1_rex64): Disable for large models.
15261 (*call_value_1_rex64_large): New.
15262 (set_rip_rex4): New.
15263 (set_got_offset_rex64): New.
15264 * predicates.md (constant_call_address_operand): For large model
15265 constant calls are not possible.
15266 * i386-protos.h (construct_plt_address): Declare.
15267 * i386.c (override_options): Accept large models.
15268 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15269 (legitimate_constant_p): Add new UNSPECs.
15270 (legitimate_pic_operand_p): Likewise.
15271 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15272 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15274 (output_pic_addr_const): Add PLTOFF.
15275 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15276 (ix86_expand_move): Legitimize pic address when in PIC mode.
15277 (construct_plt_address): New function.
15278 (ix86_expand_call): Offload the address to register and use GOT
15279 pointer for large model.
15280 * invoke.texi (mcmodel=large): Update documentation.
15282 2007-03-06 Richard Henderson <rth@redhat.com>
15284 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15285 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15286 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15287 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15288 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15289 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15290 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15291 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15292 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15293 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15294 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15295 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15296 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15297 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15298 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15299 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15300 x86_schedule, x86_use_bt, x86_pad_returns,
15301 x86_use_xchgb): Merge into ...
15302 (ix86_tune_features): ... here. New array.
15303 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15304 x86_bswap): Merge into ...
15305 (ix86_arch_features): ... here. New array.
15306 (x86_3dnow_a): Remove.
15307 (x86_accumulate_outgoing_args): Make static.
15308 (x86_arch_always_fancy_math_387): Make static.
15309 (ix86_tune_mask, ix86_arch_mask): Move ...
15310 (override_options): ... to local variables here. Apply the
15311 appropriate mask to each element of ix86_arch_features and
15312 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15313 as were done in the old macros.
15314 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15315 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15316 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15317 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15318 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15319 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15320 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15321 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15322 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15323 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15324 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15325 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15326 x86_accumulate_outgoing_args, x86_prologue_using_move,
15327 x86_epilogue_using_move, x86_decompose_lea,
15328 x86_arch_always_fancy_math_387, x86_shift1,
15329 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15330 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15331 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15332 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15333 x86_use_incdec, x86_pad_returns, x86_bswap,
15334 x86_partial_flag_reg_stall): Remove.
15335 (enum ix86_tune_indices): New.
15336 (ix86_tune_features): New.
15337 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15338 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15339 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15340 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15341 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15342 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15343 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15344 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15345 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15346 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15347 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15348 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15349 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15350 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15351 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15352 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15353 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15354 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15355 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15356 TARGET_EXT_80387_CONSTANTS): Use it.
15357 (enum ix86_arch_indices): New.
15358 (ix86_arch_features): New.
15359 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15360 TARGET_BSWAP): Use it.
15361 (ix86_tune_mask, ix86_arch_mask): Remove.
15363 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15366 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15367 Define using $${sysroot_headers_suffix}.
15368 * configure: Regenerate.
15369 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15370 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15372 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15373 * gcc.c (print_sysroot_headers_suffix): New.
15374 (option_map): Include --print-sysroot-headers-suffix.
15375 (display_help): Mention -print-sysroot-headers-suffix.
15376 (process_command): Handle -print-sysroot-headers-suffix.
15377 (do_spec_1): Append multilib directory to include-fixed path if
15378 sysroot suffixes in use.
15379 (main): Handle -print-sysroot-headers-suffix.
15380 * Makefile.in (start.encap): Don't depend on xlimits.h
15381 (xlimits.h): Remove.
15382 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15383 limits.h for each multilib in fixinc_list.
15384 (fixinc_list, s-fixinc_list): New.
15385 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15386 generate them for each multilib in fixinc_list.
15387 (stmp-fixproto): Use include-fixed. Run fixproto for each
15388 multilib in fixinc_list.
15389 (mostlyclean): Don't remove xlimits.h.
15390 (clean): Remove include-fixed.
15391 (real-install-headers-tar, real-install-headers-cpio,
15392 real-install-headers-cp): Don't copy include, only include-fixed.
15393 (install-mkheaders): Depend on fixinc_list. Don't depend on
15394 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15395 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15396 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15398 2007-03-06 Jan Hubicka <jh@suse.cz>
15400 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15403 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15405 * configure.ac: Allow tm_file to contain build-directory files.
15406 * configure: Regenerate.
15407 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15408 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15409 * config/m68k/print-sysroot-suffix.sh: New file.
15411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15413 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15414 of pic_offset_table_rtx if reload_completed.
15415 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15416 PIC_OFFSET_TABLE_REGNUM.
15417 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15419 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15420 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15424 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15425 functions that call eh_return.
15427 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15429 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15430 functions that need a constant pool.
15432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15435 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15436 (m68k_preferred_reload_class): Likewise.
15437 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15438 (SECONDARY_RELOAD_CLASS): Define.
15439 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15440 (LIMIT_RELOAD_CLASS): Delete.
15441 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15442 registers from storing bytes.
15443 (m68k_secondary_reload_class): New function.
15444 (m68k_preferred_reload_class): Likewise.
15446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15448 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15450 (m68k_expand_prologue): Likewise.
15452 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15454 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15455 (mips_expand_epilogue): Add a bool parameter.
15456 (m68k_legitimize_sibcall_address): Declare.
15457 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15458 (m68k_expand_epilogue): Add a parameter to select between sibling
15459 and normal epilogues. Only generate a return for the latter.
15460 (m68k_ok_for_sibcall_p): New function.
15461 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15462 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15463 (sibcall_value, *sibcall_value): Likewise.
15464 (*call, *call_value): Require !SIBLING_CALL_P.
15465 (epilogue): Update call to m68k_expand_epilogue.
15466 (sibcall_epilogue): New pattern.
15467 * config/m68k/predicates.md (const_call_operand): Say that this
15468 predicate applies to sibling calls too.
15469 (sibcall_operand): New predicate.
15471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15473 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15474 alternatives as movsi_cf.
15475 (movsf_cf_hard): Add commentary.
15477 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15478 Richard Sandiford <richard@codesourcery.com>
15480 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15481 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15482 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15483 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15484 as being live on exit from an interrupt function.
15485 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15486 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15487 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15488 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15489 (m68k_interrupt_function_p): Globalize.
15490 (m68k_compute_frame_layout): Remove reverse mask code.
15491 (m68k_emit_movem, m68k_set_frame_related): New functions.
15492 (m68k_output_function_prologue): Delete in favor of...
15493 (m68k_expand_prologue): ...this new function.
15494 (m68k_output_function_epilogue): Delete in favor of...
15495 (m68k_expand_epilogue): ...this new function.
15496 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15498 (print_operand): Handle %?.
15499 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15500 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15501 (prologue, epilogue): New patterns.
15502 (return): Turn into a define_expand.
15503 (*return): New pattern, derived from old "return" pattern. Use rte
15504 rather than rts for interrupt functions. Only use rtd if the pop
15506 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15507 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15508 (link, *link, unlink, *unlink, load_got): Likewise.
15510 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15514 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15515 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15516 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15517 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15518 and m68k_matches_u_p.
15519 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15520 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15521 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15522 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15523 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15524 (REG_STRICT_P): New macro.
15525 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15526 PCREL_GENERAL_OPERAND_OK.
15527 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15528 m68k_legitimate_base_reg_p.
15529 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15530 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15531 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15532 * config/m68k/m68k.c (m68k_address): New structure.
15533 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15534 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15535 (m68k_jump_table_ref_p, m68k_decompose_address)
15536 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15537 (m68k_matches_u_p): New functions.
15538 (print_operand_address): Rewrite to use m68k_decompose_index.
15540 2007-03-05 David Taylor <dtaylor@emc.com>
15542 * gcc.c: Correct copyright date in --version output.
15544 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15546 * pa.md: In unamed move patterns, disparge copies between general
15547 and floating point registers using '?' modifier. Don't include 'f'
15548 constraint for register preferences in DImode, SImode, HImode and
15549 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15550 Remove constraints for copies between general and floating registers
15551 in soft-float DFmode pattern.
15552 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15556 2007-03-05 Mike Stump <mrs@apple.com>
15558 * c-common.c (targetcm): Add.
15559 * c-opts.c (c_common_handle_option): Handle language specific
15561 * opts.c (handle_option): Verify language for target options, if
15563 * opth-gen.awk: Add CL_LANG_ALL.
15564 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15565 (TARGETCM_INITIALIZER): Add.
15566 * target.h (struct gcc_targetcm): Add.
15568 * targhooks.c (default_handle_c_option): Add.
15569 * targhooks.h (default_handle_c_option): Add.
15570 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15572 * config/darwin.opt (iframework): Add.
15573 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15574 * config/darwin-c.c (handle_c_option): Add.
15575 (TARGET_HANDLE_C_OPTION): Add.
15577 * doc/invoke.texi (Darwin Options): Add -iframework.
15579 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15581 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15584 2007-03-05 Ian Lance Taylor <iant@google.com>
15586 * c.opt (fgnu89-inline): New option.
15587 * c-opts.c (c_common_post_options): Set default value for
15589 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15590 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15592 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15593 (grokdeclarator, start_function): Likewise.
15594 * c-cppbuiltin.c (c_cpp_builtins): Define either
15595 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15596 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15597 (C Dialect Options): Document -fgnu89-inline.
15598 * doc/extend.texi (Function Attributes): Explain what the
15599 gnu_inline attribute does.
15600 * doc/cpp.texi (Common Predefined Macros): Document
15601 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15603 2007-03-05 Ian Lance Taylor <iant@google.com>
15605 PR tree-optimization/31034
15606 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15607 half-range if the other side is an overflow infinity.
15609 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15611 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15612 (bfin*-linux-uclibc*): New configuration.
15613 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15615 * config/bfin/linux.h: New file.
15616 * config/bfin/libgcc-bfin.ver: New file.
15617 * config/bfin/t-bfin-uclinux: New file.
15618 * config/bfin/t-bfin-linux: New file.
15619 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15620 (TARGET_OS_CPP_BUILTINS): New macro.
15622 2007-03-05 Richard Guenther <rguenther@suse.de>
15624 * fold-const.c (fold_binary): Remove duplicate folding
15625 of comparison of non-null ADDR_EXPR against null.
15627 2007-03-05 Richard Guenther <rguenther@suse.de>
15628 Dorit Nuzman <dorit@il.ibm.com>
15630 PR tree-optimization/26420
15631 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15632 are no loops in the function. Only print the number of
15633 vectorized loops if it is greater than zero or we are supposed
15634 to print information about unvectorized loops.
15636 2007-03-05 Revital Eres <eres@il.ibm.com>
15638 * gcc.dg/var-expand1.c: New test.
15639 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15640 when an accumulator is expanded.
15642 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15645 * c-common.c (convert_and_check): Don't give warnings for
15646 conversion if 'expr' already overflowed.
15648 2007-03-04 Roger Sayle <roger@eyesopen.com>
15650 PR middle-end/30744
15651 * fold-const.c (fold_comparison): Enforce type consistency when
15652 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15654 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15656 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15657 containing a cast to the base of TARGET_MEM_REF.
15659 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15661 * tree.c (tree_contains_struct_check_failed): Remove spurious
15662 whitespace from error message.
15664 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15667 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15668 instead of precision.
15670 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15671 Nathan Sidwell <nathan@codesourcery.com>
15673 * emit-rtl.c (find_auto_inc): New.
15674 (try_split): recreate REG_INC notes,
15675 Use regular for loops rather than whiles.
15677 2007-03-03 Andreas Schwab <schwab@suse.de>
15679 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15680 * configure: Regenerate.
15682 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15684 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15685 flag_rounding_math, not flag_unsafe_math_optimizations.
15687 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15689 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15690 alpha_fold_vector_minmax): Likewise.
15691 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15692 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15694 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15696 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15697 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15698 if the lhs has side-effects.
15699 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15701 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15703 * config/i386/i386.h (TUNEMASK): Remove define.
15704 (ARCHMASK): Remove define.
15705 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15706 Use ix86_arch_mask variable instead of ARCHMASK.
15707 * config/i386/i386.c (override_options): Ditto.
15708 (standard_80387_constant_p): Ditto.
15710 2007-03-02 Ian Lance Taylor <iant@google.com>
15712 Used signed infinities in VRP.
15713 * tree-vrp.c (uses_overflow_infinity): New static function.
15714 (supports_overflow_infinity): New static function.
15715 (make_overflow_infinity): New static function.
15716 (negative_overflow_infinity): New static function.
15717 (positive_overflow_infinity): New static function.
15718 (is_negative_overflow_infinity): New static function.
15719 (is_positive_overflow_infinity): New static function.
15720 (is_overflow_infinity): New static function.
15721 (overflow_infinity_range_p): New static function.
15722 (compare_values_warnv): New function split out of compare_values.
15723 (compare_value): Call it.
15724 (set_value_range_to_nonnegative): Add overflow_infinity
15725 parameter. Change caller.
15726 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15728 (vrp_expr_computes_nonzero): Likewise.
15729 (compare_ranges, compare_range_with_value): Likewise.
15730 (compare_name_with_value, compare_names): Likewise.
15731 (vrp_evaluate_conditional): Likewise.
15732 (set_value_range): Handle infinity
15733 (vrp_operand_equal_p, operand_less_p): Likewise.
15734 (extract_range_from_assert): Likewise.
15735 (vrp_int_const_binop): Likewise.
15736 (extract_range_from_binary_expr): Likewise.
15737 (extract_range_from_unary_expr): Likewise.
15738 (extract_range_from_comparison): Likewise.
15739 (extract_range_from_expr): Likewise.
15740 (dump_value_range): Likewise.
15741 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15742 (test_for_singularity): Likewise.
15743 (vrp_int_const_binop): Remove inline qualifier.
15744 (adjust_range_with_scev): Add comment.
15745 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15747 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15749 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15750 (get_constraint_for): Likewise.
15751 (do_structure_copy): Likewise.
15752 (find_func_aliases): Fix references to MODIFY_EXPR.
15753 (intra_create_variable_infos): Tidy.
15754 * tree-ssa-operands.c (add_virtual_operand): Add argument
15756 When adding members of alias sets, if IS_CALL_SITE is true and
15757 the symbol is not call-clobbered, skip it.
15758 Adjust all callers.
15760 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15762 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15763 entry by means of emit_insn_at_entry.
15765 2007-03-02 Richard Henderson <rth@redhat.com>
15767 * expr.h (promoted_input_arg): Remove decl.
15768 * function.c (promoted_input_arg): Merge into ...
15769 * combine.c (setup_incoming_promotions): ... only caller.
15770 Rearrange to avoid double loop.
15772 2007-03-02 Ben Elliston <bje@au.ibm.com>
15773 Peter Bergner <bergner@vnet.ibm.com>
15774 Janis Johnson <janis187@us.ibm.com>
15776 * config/rs6000/dfp.md: New file.
15777 * config/rs6000/rs6000.md: Include dfp.md.
15778 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15779 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15780 and TDmode decimal float modes in FP registers.
15781 (num_insns_constant): Likewise.
15782 (rs6000_legitimate_offset_address_p): Likewise.
15783 (rs6000_legitimize_address): Likewise.
15784 (rs6000_legitimize_reload_address): Likewise.
15785 (rs6000_legitimate_address): Likewise.
15786 (rs6000_emit_move): Likewise.
15787 (function_arg_boundary): Likewise.
15788 (function_arg_advance): Likewise.
15789 (rs6000_darwin64_record_arg_recurse): Likewise.
15790 (function_arg): Likewise.
15791 (rs6000_gimplify_va_arg): Likewise.
15792 (rs6000_split_multireg_move): Likewise.
15793 (rs6000_output_function_epilogue): Likewise.
15794 (rs6000_output_function_epilogue): Likewise.
15795 (rs6000_register_move_cost): Likewise.
15796 (rs6000_function_value): Likewise.
15797 (rs6000_libcall_value): Likewise.
15799 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15801 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15803 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15805 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15806 Use $MULTIDIR to choose between the kernel and RTP headers,
15807 and use $WIND_BASE and $WIND_USR to locate them.
15809 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15811 * config/i386/i386.c (override_options): Put initialization of
15812 ix86_tune_mask and ix86_arch_mask to the correct place.
15814 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15815 Michael Meissner <michael.meissner@amd.com>
15818 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15819 (ARCHMASK): Define.
15820 (TARGET_CMOVE): Use ARCHMASK.
15821 (TARGET_CMPXCHG): Ditto.
15822 (TARGET_CMPXCHG8B): Ditto.
15823 (TARGET_XADD): Ditto.
15824 (TARGET_BSWAP): Ditto.
15825 * config/i386/i386.c (ix86_tune_mask): New global variable.
15826 (ix86_arch_mask): Ditto.
15827 (override_options): Initialize ix86_tune_mask and
15828 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15831 2007-03-02 Ben Elliston <bje@au.ibm.com>
15834 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15836 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15838 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15839 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15840 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15841 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15843 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15844 rs6000_init_dwarf_reg_sizes_extra): New.
15845 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15846 SPE register high parts.
15848 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15850 * Makefile.in: Add install-pdf target as
15851 copied from automake v1.10 rules.
15852 * configure.ac: Add install-pdf to target list.
15853 * configure: Regenerate.
15855 2007-03-01 Paul Brook <paul@codesourcery.com>
15857 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15858 modes to LDRD for DImode.
15859 (output_move_double): Fixup out of range ldrd/strd.
15860 (vfp_secondary_reload_class): Rename...
15861 (coproc_secondary_reload_class): ... to this. Add wb argument.
15862 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15863 coproc_secondary_reload_class for CLASS_IWMMXT.
15864 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15865 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15867 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15869 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15870 unroll factor by the estimated number of iterations.
15871 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15872 than prefetch latency.
15874 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15875 decode_caches_intel, detect_caches_intel): New functions.
15876 (host_detect_local_cpu): Use detect_caches_amd and
15877 detect_caches_intel.
15879 2007-03-01 Richard Henderson <rth@redhat.com>
15881 * expr.c (emit_move_complex_push): Export.
15882 (emit_move_complex_parts): Split out from ...
15883 (emit_move_complex): ... here.
15884 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15885 * config/i386/i386.md (movcdi): New.
15887 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15889 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15890 size of mode1 to check for tieable modes in MMX case.
15892 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15894 * Makefile.in (rtlanal.o): Depend on tree.h.
15895 * rtl.h (offset_within_section_p, split_const): Declare.
15896 * rtlanal.c: Include tree.h.
15897 (offset_within_block_p): New function, taken from
15898 mips_offset_within_object_p.
15899 (split_const): New function, taken from mips_split_const.
15900 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15902 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15903 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15904 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15905 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15906 (m68k_illegitimate_symbolic_constant_p): New function.
15907 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15908 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15909 symbolic constant that might be outside the symbol's section,
15910 move the symbol first and then add the offset.
15911 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15913 * config/mips/mips.c (mips_split_const): Delete.
15914 (mips_offset_within_object_p): Delete.
15915 (mips_symbolic_constant_p): Use offset_within_section_p and
15916 split_const instead of mips_offset_within_object_p and
15918 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15919 (mips_legitimize_const_move, print_operand_reloc)
15920 (mips_dangerous_for_la25_p): Use split_const instead of
15923 2007-02-28 Eric Christopher <echristo@apple.com>
15925 * Makefile.in (install-include-dir): Don't rm -rf include.
15927 2007-02-28 Richard Guenther <rguenther@suse.de>
15929 PR middle-end/30364
15930 * fold-const.c (fold_binary): Do not associate expressions
15931 with more than one variable for integer types that do not wrap.
15933 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15935 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15936 Delete, and replace with...
15937 (fold_builtin_call_array): This. Update callers to use it.
15938 * fold-const.c (fold_build_call_list): Delete, and replace with...
15939 (fold_build_call_array): This.
15940 (fold_build_call_list_initializer): Delete, and replace with...
15941 (fold_build_call_array_initializer): This.
15942 * tree.h: Update declarations to reflect above changes.
15944 * c-typeck.c (build_function_call): Store converted arguments
15945 in a stack-allocated array instead of building a list.
15946 (convert_arguments): Store arguments in the array passed in as an
15947 argument, and return the actual number of arguments.
15948 * c-format.c: (check_function_format): Pass arguments in an
15949 array instead of a list.
15950 * c-common.c (check_function_nonnull): Likewise.
15951 (check_function_sentinel): Likewise.
15952 (check_function_arguments): Likewise.
15953 * c-common.h: Update declarations to reflect above changes.
15955 2007-02-28 Jan Hubicka <jh@suse.cz>
15957 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15958 PRED_NEGATIVE_RETURN): Update outcomes.
15960 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15962 * calls.c (emit_library_call_value_1): Handle partial registers
15963 correctly when building up CALL_INSN_FUNCTION_USAGE.
15965 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15967 * pa/predicates.md (move_src_operand): Allow zero for mode.
15968 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15971 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15974 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15975 *movv2df_internal): Enable pattern only for valid operand
15977 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15978 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15980 2007-02-27 Mike Stump <mrs@apple.com>
15982 * config/darwin-crt3.c: Avoid compilation when compiling for a
15985 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15987 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15989 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15990 for fixed headers and limits.h.
15991 (install-include-dir, install-headers-tar, install-headers-cpio,
15992 install-headers-cp, real-install-headers-tar,
15993 real-install-headers-cpio, real-install-headers-cp): Handle
15994 include-fixed as well as include.
15995 (install-mkheaders): Don't install files that go only in include
15997 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15998 from GCC_INCLUDE_DIR.
15999 * gcc.c (process_command): Remove special -BstageN/ handling.
16000 (do_spec_1): Add include-fixed directories.
16002 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16004 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16006 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16008 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16011 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16013 * c-common.c (get_priority): Add check for
16014 SUPPORTS_INIT_PRIORITY.
16016 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16018 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16020 * config/bfin/bfin.c: Include "cfglayout.h".
16021 (MAX_LSETUP_DISTANCE): New macro.
16022 (struct loop_info): New members incoming, incoming_src and
16023 incoming_dest. Delete member predecessor.
16024 (length_for_loop): New function.
16025 (bfin_optimize_loop): Handle more different loop structures.
16026 (bfin_discover_loop): Rework detection of predecessor blocks by
16027 examining incoming edges.
16028 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16030 (bfin_reorder_loops): New function.
16031 (bfin_reorg_loops): Use these three new functions.
16033 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16034 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16035 (CONSTRAINT_LEN): Add entry for 'q'.
16036 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16037 Add 'q' constraints.
16038 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16039 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16041 * config/bfin/bfin.md (add_with_carry): New pattern.
16042 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16043 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16044 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16045 support unsigned multiplies too. Removed incorrect commutativity from
16046 operand 1 constraint where appropriate.
16047 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16049 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16050 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16052 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16053 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16054 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16055 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16056 usmulhisi_hh_huh): New patterns.
16058 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16059 lshifthi3): Fix output template to use half reg for operand 2.
16061 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16064 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16066 2007-02-27 Andreas Schwab <schwab@suse.de>
16068 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16070 2007-02-27 Jan Hubicka <jh@suse.cz>
16072 * predict.c (last_basic_block_p): Remove.
16073 (tree_estimate_probability): Update return heuristic for commonized
16076 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16078 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16080 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16082 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16083 * doc/cpp.texi: Standardize title page.
16084 * doc/cppinternals.texi: Likewise.
16085 * doc/gcc.texi: Standardize title page, remove version number
16086 from copyright page.
16087 * doc/gccint.texi: Likewise.
16088 * doc/install.texi: Standardize title page, add table of
16091 2007-02-26 Jan Hubicka <jh@suse.cz>
16093 * predict.def: Set outcomes according to more recent results.
16094 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16095 Remove dead predictors.
16096 * predict.c (return_prediction): Fix pasto.
16098 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16100 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16101 change; avoid a memory leak when returning early.
16103 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16105 * c-decl.c (static_ctors): Move to c-common.c.
16106 (static_dtors): Likewise.
16107 (finish_function): Use c_record_cdtor_fn.
16108 (build_cdtor): Move to c-common.c.
16109 (c_write_global_declarations): Use c_build_cdtor_fns.
16110 * c-common.h (static_ctors): Declare.
16111 (static_dtors): Likewise.
16112 (c_record_cdtor_fn): Likewise.
16113 (c_build_cdtor_fns): Likewise.
16114 * c-common.c (static_ctors): New variable.
16115 (static_dtors): Likewise.
16116 (c_record_cdtor_fn): New function.
16117 (build_cdtor): Move from c-decl.c
16118 (c_build_cdtor_fns): New function.
16120 * output.h (assemble_addr_to_section): Declare.
16121 (get_cdtor_priority_section): Likewise.
16122 * varasm.c (assemble_addr_to_section): New function.
16123 (get_cdtor_priority_section): Likewise.
16124 (default_named_section_asm_out_destructor): Use them.
16125 (destor_dtor_section_asm_out_destructor): Likewise.
16126 (default_named_section_asm_out_constructor): Likewise.
16127 (default_ctor_section_asm_out_constructor): Likewise.
16128 * config.gcc (*-*-vxworks*): Include vxworks.o.
16129 * config/t-vxworks (vxworks.o): New target.
16130 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16131 (TARGET_ASM_CONSTRUCTOR): Define.
16132 (TARGET_ASM_DESTRUCTOR): Likewise.
16133 (vxworks_asm_out_constructor): Declare.
16134 (vxworks_asm_out_destructor): Likewise.
16136 * c-common.c (get_priority): Check that we have not just an
16137 INTEGER_CST, but an integer constant with integeral type.
16139 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16141 PR tree-optimization/30938
16142 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16143 use &dt[nargs-1] instead of &dt[nargs] in the call to
16144 vect_is_simple_use().
16146 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16148 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16149 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16150 Do not attempt to handle MEM inside auto-inc expressions.
16151 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16152 of a register modified by an auto-inc expression. However, do handle
16153 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16154 (elimination_effects): Prohibit elimination of a register modified
16155 by an auto-inc expression. Disable register elimination rules whose
16156 target register is modified by an auto-inc expression with variable
16159 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16161 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16163 (array_at_struct_end_p): New function.
16164 (idx_infer_loop_bounds): Use it.
16165 (estimate_numbers_of_iterations_loop): Export.
16166 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16167 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16168 (tree_estimate_probability): Call record_loop_exits.
16169 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16170 (estimated_loop_iterations, estimated_loop_iterations_int,
16171 estimated_loop_iterations_tree): New functions.
16172 (analyze_siv_subscript_cst_affine,
16173 compute_overlap_steps_for_affine_1_2,
16174 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16175 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16176 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16177 (PRED_LOOP_ITERATIONS_GUESSED): New.
16178 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16179 * cfgloop.h (estimate_numbers_of_iterations_loop,
16180 estimated_loop_iterations_int): Declare.
16182 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16184 * doc/extend.texi: Document optional priority argument to
16185 constructors and destructors.
16186 * tree.c (init_priority_for_decl): Adjust GTY markers.
16187 (init_ttree): Use priority-info hash functions for
16188 init_priority_for_decl.
16189 (tree_map_eq): Rename to ...
16190 (tree_map_base_eq): ... this.
16191 (tree_map_marked_p): Rename to ...
16192 (tree_map_base_marked_p): ... this.
16193 (tree_map_base_hash): New function.
16194 (decl_init_priority_lookup): Rework.
16195 (decl_fini_priority_lookup): New function.
16196 (decl_priority_info): New function.
16197 (decl_init_priority_insert): Use it.
16198 (decl_fini_priority_insert): Likewise.
16199 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16201 (decl_restrict_base_insert): Likewise.
16202 (decl_debug_expr_insert): Likewise.
16203 (decl_value_expr_lookup): Likewise.
16204 (decl_value_expr_insert): Likewise.
16205 * tree.h (priority_type): New type.
16206 (decl_init_priority_lookup): Use priority_type.
16207 (decl_fini_priority_lookup): New function.
16208 (decl_init_priority_insert): Use priority_type.
16209 (decl_fini_priority_insert): New function.
16210 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16211 (DECL_INIT_PRIORITY): Likewise.
16212 (SET_DECL_INIT_PRIORITY): Add comment.
16213 (DECL_FINI_PRIORITY): New macro.
16214 (SET_DECL_FINI_PRIORITY): Likewise.
16215 (DEFAULT_INIT_PRIORITY): Document.
16216 (MAX_INIT_PRIORITY): Likewise.
16217 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16218 (tree_map_base): New type.
16219 (tree_map_base_eq): New function.
16220 (tree_map_base_hash): Likewise.
16221 (tree_map_base_marked_p): Likewise.
16222 (tree_map): Inherit from tree_map_base.
16223 (tree_map_eq): Make it a macro.
16224 (tree_map_marked_p): Likewise.
16225 (tree_int_map): Inherit from tree_map_base.
16226 (tree_int_map_eq): Make it a macro.
16227 (tree_int_map_hash): Likewise.
16228 (tree_int_map_marked_p): Likewise.
16229 (tree_priority_map): New type.
16230 (tree_priority_map_eq): New macro.
16231 (tree_priority_map_hash): Likewise.
16232 (tree_priority_map_marked_p): Likewise.
16233 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16235 (emutls_common_1): Likewise.
16236 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16237 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16238 of tree_map hierarchy.
16239 * tree-cfg.c (move_stmt_r): Likewise.
16240 (new_label_mapper): Likewise.
16241 * c-tree.h (c_expand_body): Move to ...
16242 * c-common.h (c_expand_body): ... here.
16243 * c-decl.c (c_expand_body): Move to ...
16244 * c-common.c (c_expand_body): ... here.
16245 (c_common_attribute_table): Allow 1 argument for the constructor
16246 and destructor attributes.
16247 (get_priority): New function.
16248 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16249 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16251 2007-02-24 Jan Hubicka <jh@suse.cz>
16253 PR middle-end/30509
16254 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16255 copying for inlining.
16257 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16258 Jan Hubicka <jh@suse.cz>
16261 * i386.c (counter_mode): New function.
16262 (expand_set_or_movmem_via_loop): Use it.
16263 (expand_movmem_epilogue): Likewise; fix pasto.
16264 (ix86_expand_movmem): Do emit guard even for constant counts.
16265 (ix86_expand_setmem): Likewise.
16267 2007-02-25 Nick Clifton <nickc@redhat.com>
16269 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16270 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16272 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16275 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16276 count argument with 0x10, not with 0x16.
16277 (expand_setmem_epilogue): Ditto.
16279 2007-02-24 Mike Stump <mrs@apple.com>
16281 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16284 2007-02-24 Richard Guenther <rguenther@suse.de>
16286 PR middle-end/30951
16287 * fold-const.c (fold_binary): Fold x +- CST op x for
16288 EQ_EXPR and NE_EXPR.
16290 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16292 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16294 2007-02-24 Jan Hubicka <jh@suse.cz>
16296 * cgraphunit.c (decide_is_function_needed): Honor
16297 -fkeep-inline-functions.
16299 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16301 * builtins.c (fold_builtin_modf): New.
16302 (fold_builtin_2): Use it.
16304 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16306 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16307 (determine_max_iter): Take additional LOOP arg; all callers changed.
16308 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16309 one using simplifications.
16310 (simplify_using_initial_values): Return if the expression becomes
16311 invalid due to altered regs.
16313 2007-02-23 DJ Delorie <dj@redhat.com>
16315 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16317 2007-02-23 Mike Stump <mrs@apple.com>
16319 * tlink.c (scan_linker_output): Parse linker messages from
16320 darwin9's linker better.
16322 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16325 * varpool.c (varpool_assemble_pending_decls): Set
16326 varpool_last_needed_node to null.
16328 2007-02-23 DJ Delorie <dj@redhat.com>
16330 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16331 alignment bigger than the object file can handle.
16333 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16336 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16337 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16338 (*movsf_1): Penalize MMX moves.
16340 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16342 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16343 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16345 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16347 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16349 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16350 (fold_builtin_1): Use them.
16351 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16352 BUILT_IN_SIGNIFICAND.
16354 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/i386.c (bdesc_1arg): Initialize
16357 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16358 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16359 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16360 and IX86_BUILTIN_MOVSLDUP.
16362 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16364 PR rtl-optimization/30841
16365 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16367 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16369 * builtins.c (fold_builtin_frexp): New.
16370 (fold_builtin_2): Use it.
16372 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16374 * doc/invoke.texi (Spec Files): Document getenv spec function.
16376 * gcc.c (getenv_spec_function): New function.
16377 (static_spec_functions): Add it.
16378 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16379 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16382 2007-02-22 Michael Matz <matz@suse.de
16385 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16386 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16388 2007-02-22 Ian Lance Taylor <iant@google.com>
16391 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16392 (mem_loc_descriptor): Call it.
16394 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16395 Ira Rosen <irar@il.ibm.com>
16397 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16399 2007-02-22 Ira Rosen <irar@il.ibm.com>
16401 PR tree-optimization/30843
16402 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16403 stores only after all the group is vectorized.
16405 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16407 PR tree-optimization/30858
16408 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16409 in the reduction cycle have a single use in the loop.
16410 * tree-vectorizer.h (relevant): Add documentation.
16412 2007-02-20 Mike Stump <mrs@apple.com>
16414 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16415 * configure: Regenerate.
16417 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16419 Change the defaults of some parameters and options.
16420 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16421 * config/spu/spu.c (spu_optimization_options): Add.
16422 (spu_override_options): Change params in spu_optimization_options.
16423 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16425 Register 127 is only 16 byte aligned when used as a frame pointer.
16426 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16427 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16428 HARD_FRAME_POINTER_REGNUM.
16429 (spu_legitimate_address): Use regno_aligned_for_reload.
16430 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16431 aligned when frame_pointer_needed is true.
16432 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16434 * config/spu/spu.h (INIT_EXPANDERS): Define.
16436 Make sure shift and rotate instructions have valid immediate operands.
16437 * config/spu/predicates.md (spu_shift_operand): Remove.
16438 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16439 * config/spu/constraints.md (W, O): Extend range.
16440 * config/spu/spu.md (umask, nmask): Define.
16441 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16442 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16443 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16444 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16445 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16446 (lshr<mode>3_reg): Fix rtl description.
16448 Make sure mulhisi immediate operands are valid.
16449 * config/spu/predicates.md (imm_K_operand): Add.
16450 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16452 Generate constants using fsmbi and andi.
16453 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16454 (print_operand, spu_split_immediate, classify_immediate,
16455 fsmbi_const_p): Handle IC_FSMBI2.
16457 Correctly handle a CONST_VECTOR containing symbols.
16458 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16459 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16460 (immediate_load_p): Allow symbols that use 2 instructions to create.
16461 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16462 with symbols when flag_pic is set.
16463 (const_vector_immediate_p): New.
16464 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16465 accept a CONST_VECTOR with symbols.
16466 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16467 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16469 * config/spu/spu.md (high, low): Delete.
16470 (low_<mode>): Define.
16472 Remove INTRmode and INTR_REGNUM, which didn't work.
16473 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16475 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16476 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16477 peephole2 pattern): Don't use INTR or 131.
16478 (movintrcc): Delete.
16479 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16480 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16481 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16482 (UNSPEC_SET_INTR): Add.
16483 * config/spu/spu-modes.def (INTR): Remove.
16485 More accurate warnings about run-time relocations.
16486 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16488 Correctly warn about immediate arguments to specific intrinsics.
16489 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16490 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16491 the instruction predicate.
16493 Fix tree check errors with latest update.
16494 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16496 (spu_expand_builtin): Use CALL_EXPR_FN.
16498 Add missing specific intrinsics.
16499 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16501 * config/spu/spu_internals.h: Ditto.
16503 Fix incorrect operand modifiers.
16504 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16505 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16507 Optimize one case of zero_extend of a vec_select.
16508 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16510 Accept any immediate for hbr.
16511 * config/spu/spu.md (hbr): Change s constraints to i.
16513 2007-02-21 Paul Brook <paul@codesourcery.com>
16515 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16516 condexec_count when skipping USE and CLOBBER.
16518 2007-02-21 Nick Clifton <nickc@redhat.com>
16520 * common.opt (Warray-bounds): Add Warning attribute.
16521 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16523 (fsized-zeroes): Add Optimization attribute.
16524 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16525 * c.opt (Wc++0x-compat): Add Warning attribute.
16527 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16529 PR middle-end/30761
16530 * reload1.c (eliminate_regs_in_insn): In the single_set special
16531 case, attempt to re-recognize the insn before falling back to
16532 having reload fix it up.
16534 2007-02-20 Eric Christopher <echristo@gmail.com>
16536 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16537 Rewrite accordingly.
16538 (frv_read_iacc_argument): Ditto.
16539 (frv_expand_set_builtin): Take a call instead of arglist, update for
16541 (frv_expand_unop_builtin): Ditto.
16542 (frv_expand_binop_builtin): Ditto.
16543 (frv_expand_cut_builtin): Ditto.
16544 (frv_expand_binopimm_builtin): Ditto.
16545 (frv_expand_voidbinop_builtin): Ditto.
16546 (frv_expand_int_void2arg): Ditto.
16547 (frv_expand_prefetches): Ditto.
16548 (frv_expand_voidtriop_builtin): Ditto.
16549 (frv_expand_voidaccop_builtin): Ditto.
16550 (frv_expand_load_builtin): Ditto.
16551 (frv_expand_store_builtin): Ditto.
16552 (frv_expand_mdpackh_builtin): Ditto.
16553 (frv_expand_mclracc_builtin): Ditto.
16554 (frv_expand_mrdacc_builtin): Ditto.
16555 (frv_expand_mwtacc_builtin): Ditto.
16556 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16559 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16561 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16562 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16564 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16565 point instructions.
16566 * configure: Regenerate.
16567 * config.in: Regenerate.
16568 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16569 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16570 masks to power6 and power6x and to POWERPC_MASKS.
16571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16573 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16574 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16575 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16576 Access PROTOTYPE as variable, not mask.
16578 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16580 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16581 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16582 * combine.c (adjust_for_new_dest): Use it.
16583 * postreload.c (reload_combine): Likewise.
16585 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16587 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16588 notes on an insn with multiple sets, even if single_set returns
16589 non-NULL for that insn.
16591 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16593 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16594 scalbn and scalbln.
16596 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16598 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16599 if user didn't pass it.
16600 * config/i386/darwin.h (CC1_SPEC): Likewise.
16601 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16602 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16603 -mmacosx-version-min.
16605 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16606 Uros Bizjak <ubizjak@gmail.com>
16608 * optabs.h (enum optab_index): Add new OTI_scalb.
16609 (scalb_optab): Define corresponding macro.
16610 * optabs.c (init_optabs): Initialize scalb_optab.
16611 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16613 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16614 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16615 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16616 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16617 flag_unsafe_math_optimizations is set.
16619 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16620 to implement scalbf, scalb and scalbl built-ins as inline x87
16623 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16624 DJ Delorie <dj@redhat.com>
16627 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16628 (diagnostic_report_diagnostic): ... here, and turn them into real
16629 errors. If warnings are inhibited, no need to do anything.
16631 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16633 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16634 better code generation.
16636 2007-02-20 Ben Elliston <bje@au.ibm.com>
16638 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16640 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16642 * config/alpha/alpha.c, config/alpha/alpha.md,
16643 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16644 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16645 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16646 config/arm/lib1funcs.asm: Follow spelling conventions.
16648 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16649 config/fr30/fr30.md, config/i386/i386.h,
16650 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16651 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16652 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16653 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16654 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16655 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16656 config/sparc/sparc.c, config/sparc/sparc.h,
16657 config/sparc/sparc.md, config/spu/constraints.md,
16658 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16661 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16664 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16667 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16669 * doc/invoke.texi (-ftree-lrs): Remove.
16671 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16673 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16676 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16678 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16679 new CALL_EXPR_FN macro for retrieving the function
16680 declaration of the input expression.
16682 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16684 * c.opt (Waddress): New.
16685 * common.opt (Walways-true): Delete.
16686 (Wstring-literal-comparison): Delete.
16687 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16688 -Wstring-literal-comparison. Add -Waddress.
16690 (Walways-true): Delete.
16691 (Wstring-literal-comparison): Delete.
16692 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16693 consistently instead of -Walways-true in example.
16694 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16695 * c-typeck.c (parser_build_binary_op): Replace
16696 -Wstring-literal-comparison and -Walways-true with -Waddress.
16697 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16700 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16702 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16703 without DECL_STRUCT_FUNCTION initialized.
16705 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16707 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16708 due to calls to functions taking pointers as parameters.
16710 2007-02-19 Richard Henderson <rth@redhat.com>
16713 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16716 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16718 * config/s390/s390.c (s390_call_saved_register_used,
16719 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16720 accessed to the new scheme.
16722 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16724 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16725 (cris_print_index, cris_print_operand, cris_print_operand_address)
16726 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16727 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16728 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16729 GET_CODE () == xxx.
16730 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16731 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16732 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16733 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16734 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16735 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16736 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16737 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16738 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16739 (uminsi3, call, call_value): Ditto.
16740 (define_split: indir_to_reg_split, unnamed): Ditto.
16742 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16744 PR tree-optimization/30975
16745 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16748 2007-02-18 Eric Christopher <echristo@gmail.com>
16750 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16751 Remove use of arglist.
16752 (mips_expand_builtin): Remove use of arglist, pass in expr.
16753 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16754 (mips_expand_builtin_movtf): Ditto.
16755 (mips_expand_builtin_compare): Ditto.
16757 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16759 * tree-sra.c (sra_build_assignment): Replace assertion
16760 checking with a comment explaining why it can't be done.
16762 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16764 PR middle-end/30833
16765 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16766 during CALL_EXPR representation conversion.
16767 * tree-ssa-propagate.c (set_rhs): Likewise.
16769 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16771 * tree-sra.c (sra_build_assignment): Disable assertion checking
16774 2007-02-18 Roger Sayle <roger@eyesopen.com>
16776 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16777 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16778 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16780 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16781 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16782 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16783 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16784 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16785 force_gimple_operand): Likewise.
16786 * ipa-cp.c (constant_val_insert): Likewise.
16787 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16788 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16789 perfect_nestify): Likewise.
16790 * langhooks.c (lhd_omp_assignment): Likewise.
16791 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16792 lower_copyprivate_clauses, lower_send_clauses,
16793 lower_send_shared_vars, expand_parallel_call,
16794 expand_omp_for_generic, expand_omp_for_static_nochunk,
16795 expand_omp_for_static_chunk, expand_omp_sections,
16796 lower_omp_single_copy, lower_omp_for_lastprivate,
16797 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16798 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16799 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16802 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16804 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16805 config/sh/sh.md: Follow spelling conventions.
16807 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16808 config/frv/predicates.md: Follow spelling conventions.
16810 * config/m68k/linux-unwind.h: Fix a comment typo.
16811 * target.h: Follow spelling conventions.
16813 2007-02-18 Roger Sayle <roger@eyesopen.com>
16815 PR rtl-optimization/28173
16816 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16817 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16818 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16819 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16820 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16822 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16824 * builtins.c (fold_builtin_load_exponent): New.
16825 (fold_builtin_2): Use it.
16827 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16829 PR rtl-optimization/30773
16830 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16831 if we fail to attach a REG_EQUIV note.
16833 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16834 Roger Sayle <roger@eyesopen.com>
16836 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16838 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16840 * calls.c (initialize_argument_information): Pass original EXP
16841 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16842 code to split complex arguments here, as part of initializing the
16844 (expand_call): Remove code that builds a list of arguments and
16845 inserts implicit arguments into it. Instead, just count how many
16846 implicit arguments there will be so we can determine the size of
16847 the ARGS array, and let initialize_argument_information do the work.
16848 (split_complex_values): Delete unused function.
16850 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16852 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16854 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16856 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16857 for arg pointer based indexed addressing.
16859 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16861 * config/ia64/ia64.h, config/ia64/ia64.md,
16862 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16863 spelling conventions.
16865 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16867 * config/m68k/m68k.c (split_di): New.
16868 * config/m68k/m68k-protos.h: Declare split_di.
16869 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16870 Improve predicate handling and split constant shifts.
16872 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16874 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16875 parameter for register bitfield operations, general predicates
16878 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16880 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16881 * config/m68k/linux-unwind.h: New file.
16883 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16885 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16886 config/i386/athlon.md, config/ia64/ia64.md,
16887 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16888 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16889 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16890 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16891 tree-vect-transform.c: Fix comment typos.
16893 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16895 * sched-deps.c (find_insn_list): Remove.
16896 * sched-int.h: Remove the prototype for find_insn_list.
16898 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16900 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16902 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16903 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16904 darwin_rs6000_override_options.
16905 (C_COMMON_OVERRIDE_OPTIONS): Expect
16906 darwin_macosx_version_min to be non-NULL always.
16907 (TARGET_C99_FUNCTIONS): Likewise.
16908 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16909 (DARWIN_MINVERSION_SPEC): New.
16910 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16911 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16913 (DARWIN_MINVERSION_SPEC): New.
16914 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16916 * config/darwin-c.c (darwin_cpp_builtins): Expect
16917 darwin_macosx_version_min to be non-NULL always.
16919 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16921 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16923 * config/i386/i386.h (x86_use_xchgb): New.
16924 (TARGET_USE_XCHGB): New macro.
16925 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16926 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16927 Split after reload into bswaphi for shifts of 8.
16928 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16929 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16930 or when optimizing for size.
16932 2007-02-16 Richard Guenther <rguenther@suse.de>
16933 Christian Bruel <christian.bruel@st.com>
16935 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16936 DECLs but prefer SSA_NAMEs over DECLs.
16938 2007-02-16 Richard Guenther <rguenther@suse.de>
16940 * tree-flow-inline.h (single_imm_use_p): Remove.
16941 (zero_imm_uses_p): Likewise.
16942 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16943 instead of single_imm_use_p.
16944 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16947 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16950 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16951 nested double- and backquotes.
16953 2007-02-15 Roger Sayle <roger@eyesopen.com>
16955 PR middle-end/30391
16956 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16957 should be unreachable.
16958 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16959 For the time being redirect GIMPLE_MODIFY_STMT to the new
16960 (renamed) build_gimple_modify_stmt_stat.
16961 (build2_gimple_stat): Rename to...
16962 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16963 Always build a GIMPLE_MODIFY_STMT node.
16964 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16965 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16968 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16969 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16970 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16971 expand_complex_div_wide): Likewise.
16972 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16973 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16974 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16975 * tree-ssa-loop-manip.c (create_iv): Likewise.
16976 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16977 abs_replacement): Likewise.
16978 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16979 realify_fake_stores): Likewise.
16981 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16982 node rather than a GIMPLE_MODIFY_STMT node.
16983 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16984 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16986 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16987 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16988 GIMPLE_MODIFY_STMT.
16990 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16992 PR middle-end/30433
16993 * fold-const.c (fold_comparison): Add back the
16994 folding of constant complex comparisions.
16996 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16998 PR middle-end/30729
16999 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17000 effects unknown to this function, return early.
17002 2007-02-15 Ian Lance Taylor <iant@google.com>
17004 * lower-subreg.c (move_eh_region_note): New static function.
17005 (resolve_simple_move): Call it.
17006 (decompose_multiword_subregs): Track blocks for which we resolve a
17007 simple move which is also a control flow insn. Pass them to
17008 find_many_sub_basic_blocks.
17009 (pass_lower_subreg): Add TODO_verify_flow.
17010 (pass_lower_subreg2): Likewise.
17012 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17013 Brooks Moses <brooks.moses@codesourcery.com>
17014 Lee Millward <lee.millward@codesourcery.com>
17016 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17017 (VL_EXP_CLASS_P): New.
17018 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17020 (TREE_OPERAND_CHECK_CODE): Likewise.
17021 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17022 (TREE_RTL_OPERAND_CHECK): Likewise.
17023 (tree_operand_check_failed): Make second parameter the whole tree
17024 instead of its code. Fixed callers.
17025 (VL_EXP_CHECK): New.
17026 (TREE_OPERAND_LENGTH): New.
17027 (VL_EXP_OPERAND_LENGTH): New.
17028 (CALL_EXPR_FN): New.
17029 (CALL_EXPR_STATIC_CHAIN): New.
17030 (CALL_EXPR_ARGS): New.
17031 (CALL_EXPR_ARG): New.
17032 (call_expr_nargs): New.
17033 (CALL_EXPR_ARGP): New.
17034 (build_nt_call_list): Declare.
17035 (build_vl_exp_stat): Declare.
17036 (build_vl_exp): New.
17037 (build_call_list): Declare.
17038 (build_call_nary): Declare.
17039 (build_call_valist): Declare.
17040 (build_call_array): Declare.
17041 (call_expr_arg): Declare.
17042 (call_expr_argp): Declare.
17043 (call_expr_arglist): Declare.
17044 (fold_build_call_list): Declare.
17045 (fold_build_call_list_initializer): Declare.
17046 (fold_call_expr): Declare to replace fold_builtin.
17047 (fold_builtin_fputs): Update to agree with modified definition.
17048 (fold_builtin_strcpy): Likewise.
17049 (fold_builtin_strncpy): Likewise.
17050 (fold_builtin_memory_chk): Likewise.
17051 (fold_builtin_stxcpy_chk): Likewise.
17052 (fold_builtin_strncpy_chk): Likewise.
17053 (fold_builtin_next_arg): Likewise.
17054 (fold_build_call_expr): Declare.
17055 (fold_builtin_call_list): Declare.
17056 (fold_builtin_call_valist): Declare.
17057 (build_call_expr): Declare.
17058 (validate_arglist): Update to agree with modified definition.
17059 (tree_operand_length): New.
17060 (call_expr_arg_iterator): New.
17061 (init_call_expr_arg_iterator): New.
17062 (next_call_expr_arg): New.
17063 (first_call_expr_arg): New.
17064 (more_call_expr_args_p): New.
17065 (FOR_EACH_CALL_EXPR_ARG): New.
17067 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17068 and tcc_gimple_stmt.
17069 (tree_code_size): Update documentation. Use sizeof (tree) rather
17070 than sizeof (char *).
17071 (tree_size): Likewise. Add case for tcc_vl_exp.
17072 (tree_node_structure): Add case for tcc_vl_exp.
17073 (contains_placeholder_p): Likewise.
17074 (substitute_in_expr): Likewise.
17075 (substitute_placeholder_in_expr): Likewise.
17076 (stabilize_reference_1): Likewise.
17077 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17078 to diagnose breakage of this interface for constructing CALL_EXPRs.
17079 (build_nt): Add similar assertion here.
17080 (build_nt_call_list): New.
17081 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17082 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17084 (get_callee_fndecl): Use new CALL_EXPR accessors.
17085 (tree_operand_check_failed): Change parameters to pass entire node
17086 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17087 (process_call_operands): New.
17088 (build_vl_exp_stat): New.
17089 (build_call_list): New.
17090 (build_call_nary): New.
17091 (build_call_valist): New.
17092 (build_call_array): New.
17093 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17094 (call_expr_arglist): New.
17096 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17097 tcc_vl_exp instead of a fixed-size tcc_expression.
17099 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17100 accessors for CALL_EXPRs.
17101 (AGGR_INIT_EXPR): Likewise.
17103 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17104 Brooks Moses <brooks.moses@codesourcery.com>
17105 Lee Millward <lee.millward@codesourcery.com>
17107 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17108 (expand_builtin_nonlocal_goto): Change parameter to be entire
17109 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17110 (expand_builtin_prefetch): Likewise.
17111 (expand_builtin_classify_type): Likewise.
17112 (mathfn_built_in): Return NULL_TREE instead of 0.
17113 (expand_errno_check): Use new CALL_EXPR accessors.
17114 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17115 Return NULL_RTX instead of 0.
17116 (expand_builtin_mathfn_2): Likewise.
17117 (expand_builtin_mathfn_3): Likewise.
17118 (expand_builtin_interclass_mathfn): Likewise.
17119 (expand_builtin_sincos): Likewise.
17120 (expand_builtin_cexpi): Likewise.
17121 (expand_builtin_int_roundingfn): Likewise.
17122 (expand_builtin_int_roundingfn_2): Likewise.
17123 (expand_builtin_pow): Likewise.
17124 (expand_builtin_powi): Likewise.
17125 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17126 of arglist, fixing callers appropriately. Use new CALL_EXPR
17127 accessors and constructors. Return NULL_RTX instead of 0.
17128 (expand_builtin_strstr): Likewise.
17129 (expand_builtin_strchr): Likewise.
17130 (expand_builtin_strrchr): Likewise.
17131 (expand_builtin_strpbrk): Likewise.
17132 (expand_builtin_memcpy): Likewise.
17133 (expand_builtin_mempcpy): Likewise.
17134 (expand_builtin_mempcpy_args): New.
17135 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17136 (expand_builtin_memmove_args): New.
17137 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17138 (expand_movstr): Likewise.
17139 (expand_builtin_strcpy): Likewise.
17140 (expand_builtin_strcpy_args): New.
17141 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17142 (expand_builtin_strncpy): Likewise.
17143 (expand_builtin_memset): Likewise.
17144 (expand_builtin_memset_args): New.
17145 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17146 (expand_builtin_memcmp): Likewise.
17147 (expand_builtin_strcmp): Likewise.
17148 (expand_builtin_strncmp): Likewise.
17149 (expand_builtin_strcat): Likewise.
17150 (expand_builtin_strncat): Likewise.
17151 (expand_builtin_strspn): Likewise.
17152 (expand_builtin_strcspn): Likewise.
17153 (expand_builtin_args_info): Likewise.
17154 (expand_builtin_va_start): Likewise.
17155 (gimplify_va_arg_expr): Likewise.
17156 (expand_builtin_va_end): Likewise.
17157 (expand_builtin_va_copy): Likewise.
17158 (expand_builtin_frame_address): Likewise.
17159 (expand_builtin_alloca): Likewise.
17160 (expand_builtin_bswap): Likewise.
17161 (expand_builtin_unop): Likewise.
17162 (expand_builtin_fputs): Likewise.
17163 (expand_builtin_expect): Likewise.
17164 (expand_builtin_fabs): Likewise.
17165 (expand_builtin_copysign): Likewise.
17166 (expand_builtin_printf): Likewise.
17167 (expand_builtin_fprintf): Likewise.
17168 (expand_builtin_sprintf): Likewise.
17169 (expand_builtin_init_trampoline): Likewise.
17170 (expand_builtin_signbit): Likewise.
17171 (expand_builtin_fork_or_exec): Likewise.
17172 (expand_builtin_sync_operation): Likewise.
17173 (expand_builtin_compare_and_swap): Likewise.
17174 (expand_builtin_lock_test_and_set): Likewise.
17175 (expand_builtin_lock_release): Likewise.
17176 (expand_builtin): Likewise.
17177 (builtin_mathfn_code): Likewise.
17179 (fold_builtin_constant_p): Pass call arguments individually instead
17180 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17181 accessors and constructors. Return NULL_TREE instead of 0.
17182 (fold_builtin_expect): Likewise.
17183 (fold_builtin_classify_type): Likewise.
17184 (fold_builtin_strlen): Likewise.
17185 (fold_builtin_nan): Likewise.
17186 (integer_valued_real_p): Likewise.
17187 (fold_trunc_transparent_mathfn): Likewise.
17188 (fold_fixed_mathfn): Likewise.
17189 (fold_builtin_cabs): Likewise.
17190 (fold_builtin_sqrt): Likewise.
17191 (fold_builtin_cbrt): Likewise.
17192 (fold_builtin_cos): Likewise.
17193 (fold_builtin_cosh): Likewise.
17194 (fold_builtin_tan): Likewise.
17195 (fold_builtin_sincos): Likewise.
17196 (fold_builtin_cexp): Likewise.
17197 (fold_builtin_trunc): Likewise.
17198 (fold_builtin_floor): Likewise.
17199 (fold_builtin_ceil): Likewise.
17200 (fold_builtin_round): Likewise.
17201 (fold_builtin_int_roundingfn): Likewise.
17202 (fold_builtin_bitop): Likewise.
17203 (fold_builtin_bswap): Likewise.
17204 (fold_builtin_logarithm): Likewise.
17205 (fold_builtin_hypot): Likewise.
17206 (fold_builtin_pow): Likewise.
17207 (fold_builtin_powi): Likewise.
17208 (fold_builtin_exponent): Likewise.
17209 (fold_builtin_memset): Likewise.
17210 (fold_builtin_bzero): Likewise.
17211 (fold_builtin_memory_op): Likewise.
17212 (fold_builtin_bcopy): Deleted; call site changed to invoke
17213 fold_builtin_memory_op directly.
17214 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17215 (fold_builtin_strncpy): Likewise.
17216 (fold_builtin_memcmp): Likewise.
17217 (fold_builtin_strcmp): Likewise.
17218 (fold_builtin_strncmp): Likewise.
17219 (fold_builtin_signbit): Likewise.
17220 (fold_builtin_copysign): Likewise.
17221 (fold_builtin_isascii): Likewise.
17222 (fold_builtin_toascii): Likewise.
17223 (fold_builtin_isdigit): Likewise.
17224 (fold_builtin_fabs): Likewise.
17225 (fold_builtin_abs): Likewise.
17226 (fold_builtin_fmin_fmax): Likewise.
17227 (fold_builtin_carg): Likewise.
17228 (fold_builtin_classify): Likewise.
17229 (fold_builtin_unordered_cmp): Likewise.
17231 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17232 New functions split out from fold_builtin_1.
17233 (fold_builtin_n): New.
17234 (fold_builtin_varargs): New.
17235 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17237 (fold_call_expr): New.
17238 (build_function_call_expr): Rewrite to use new helper function.
17239 (fold_builtin_call_list): New.
17240 (build_call_expr): New.
17241 (fold_builtin_call_valist): New.
17242 (rewrite_call_expr): New.
17243 (validate_arg): New.
17244 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17245 of an arglist. Change return type to bool. Use new CALL_EXPR
17248 (fold_builtin_strstr): Pass call arguments individually instead
17249 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17250 accessors and constructors. Return NULL_TREE instead of 0.
17251 (fold_builtin_strchr): Likewise.
17252 (fold_builtin_strrchr): Likewise.
17253 (fold_builtin_strpbrk): Likewise.
17254 (fold_builtin_strcat): Likewise.
17255 (fold_builtin_strncat): Likewise.
17256 (fold_builtin_strspn): Likewise.
17257 (fold_builtin_strcspn): Likewise.
17258 (fold_builtin_fputs): Likewise.
17259 (fold_builtin_next_arg): Likewise.
17260 (fold_builtin_sprintf): Likewise.
17262 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17263 NULL_RTX instead of 0.
17264 (expand_builtin_memory_chk): Likewise.
17265 (maybe_emit_chk_warning): Likewise.
17266 (maybe_emit_sprintf_chk_warning): Likewise.
17268 (fold_builtin_object_size): Pass call arguments individually instead
17269 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17270 accessors and constructors. Return NULL_TREE instead of 0.
17271 (fold_builtin_memory_chk): Likewise.
17272 (fold_builtin_stxcpy_chk): Likewise.
17273 (fold_builtin_strncpy_chk): Likewise.
17274 (fold_builtin_strcat_chk): Likewise.
17275 (fold_builtin_strcat_chk): Likewise.
17276 (fold_builtin_strncat_chk): Likewise.
17277 (fold_builtin_sprintf_chk): Likewise.
17278 (fold_builtin_snprintf_chk): Likewise.
17279 (fold_builtin_printf): Likewise.
17280 (fold_builtin_vprintf): Likewise.
17282 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17284 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17285 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17286 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17287 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17288 (fold_unary): Likewise.
17289 (fold_binary): Likewise.
17290 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17291 ternary expressions.
17292 (fold): Add logic for tcc_vl_exp.
17293 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17294 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17295 (fold_build3_stat): Add assertion to flag broken interface for
17296 constructing CALL_EXPRs.
17297 (fold_build_call_list): New.
17298 (fold_build_call_list_initializer): New.
17299 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17301 (fold_strip_sign_ops): Likewise.
17303 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17304 Brooks Moses <brooks.moses@codesourcery.com>
17305 Lee Millward <lee.millward@codesourcery.com>
17307 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17308 accessors and dump arguments explicitly.
17310 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17312 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17314 (print_call_name): Use new CALL_EXPR accessors.
17316 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17317 CALL_EXPR arguments explicitly instead of as a list. Use
17318 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17320 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17321 (vrp_visit_stmt): Likewise.
17323 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17324 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17326 (force_move_till_expr): Likewise.
17328 * targhooks.c (default_external_stack_protect_fail): Use
17329 build_call_expr instead of build_function_call_expr.
17330 (default_hidden_stack_protect_fail): Likewise.
17332 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17335 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17336 and walk arguments explicitly.
17338 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17339 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17340 (expand_simple_operations): Likewise.
17341 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17343 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17344 of TREE_CODE_LENGTH.
17345 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17347 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17348 instead of TREE_CODE_LENGTH.
17350 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17351 (tree_ic_transform): Likewise.
17352 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17353 parameter instead of arglist. Fix callers.
17354 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17355 (tree_stringops_transform): Likewise.
17356 (tree_indirect_call_to_profile): Likewise.
17357 (tree_stringops_values_to_profile): Likewise.
17359 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17360 (eliminate_tail_call): Likewise.
17362 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17364 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17365 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17367 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17369 * omp-low.c (build_omp_barrier): Use build_call_expr.
17370 (lower_rec_input_clauses): Likewise.
17371 (lower_reduction_clauses): Likewise.
17372 (expand_parallel_call): Likewise.
17373 (maybe_catch_exception): Likewise.
17374 (expand_omp_for_generic): Likewise.
17375 (expand_omp_for_static_nochunk): Likewise.
17376 (expand_omp_sections): Likewise.
17377 (lower_omp_single_simple): Likewise.
17378 (lower_omp_single_copy): Likewise.
17379 (lower_omp_master): Likewise.
17380 (lower_omp_ordered): Likewise.
17381 (lower_omp_critical): Likewise.
17383 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17384 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17386 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17387 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17388 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17390 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17391 and generalize to handle any number of operands.
17392 (chrec_contains_undetermined): Likewise.
17393 (tree_contains_chrecs): Likewise.
17394 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17396 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17398 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17399 fold_call_expr instead of fold_builtin.
17400 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17401 match declarations there.
17402 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17405 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17408 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17409 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17411 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17414 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17415 (execute_cse_sincos): Use new CALL_EXPR accessors.
17417 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17419 * gimple-low.c (lower_function_body): Use build_call_expr.
17420 (lower_builtin_setjmp): Likewise.
17422 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17423 (set_storage_via_libcall): Likewise.
17424 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17425 instead of TREE_CODE_LENGTH.
17426 (expand_expr_real_1): Use new CALL_EXPR accessors.
17428 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17429 generalize to handle any number of operands.
17430 (TB_parent_eq): Likewise.
17432 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17433 (strip_builtin_expect): Likewise.
17435 * function.c (gimplify_parameters): Use build_call_expr.
17437 * tree-vectorizer.c (vect_is_simple_reduction): Use
17438 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17440 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17441 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17443 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17446 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17447 (gimplify_decl_expr): Likewise.
17448 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17449 Use new CALL_EXPR iterators.
17450 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17451 (gimplify_modify_expr_to_memset): Likewise.
17452 (gimplify_variable_sized_compare): Likewise.
17453 (gimplify_omp_atomic_fetch_op): Likewise.
17454 (gimplify_omp_atomic_pipeline): Likewise.
17455 (gimplify_omp_atomic_mutex): Likewise.
17456 (gimplify_function_tree): Likewise.
17458 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17459 (call_expr_flags): Likewise.
17460 (expand_call): Likewise.
17462 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17463 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17466 * coverage.c (create_coverage): Use build_call_expr.
17468 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17469 (temp_call_expr_obstack): New.
17470 (pool_copy_list): Delete.
17471 (temp_copy_call_expr): New.
17472 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17473 CALL_EXPR accessors. Get rid of special goo for copying argument
17474 lists and use temp_copy_call_expr instead.
17475 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17476 CALL_EXPR accessors.
17477 (create_expression_by_pieces): Likewise. Use build_call_array
17478 to construct the result instead of fold_build3.
17479 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17480 dealing with argument lists.
17481 (init_pre): Remove references to expression_node_pool and
17482 list_node_pool. Init temp_call_expr_obstack instead.
17483 (fini_pre): Remove references to expression_node_pool and
17486 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17487 and walk arguments explicitly instead of as a list.
17489 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17490 (mx_register_decls): Likewise.
17491 (mudflap_register_call): Likewise.
17492 (mudflap_finish_file): Likewise.
17494 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17495 (ipa_callsite_compute_param): Likewise.
17497 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17498 accessors and constructor.
17500 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17501 accessors and constructor.
17502 (convert_tramp_reference): Likewise.
17503 (convert_call_expr): Likewise.
17504 (finalize_nesting_tree_1): Likewise.
17506 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17509 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17511 * tree-inline.c (initialize_inlined_parameters): Pass entire
17512 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17514 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17515 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17517 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17518 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17519 (vectorizable_reduction): Likewise.
17520 (vectorizable_call): Use new CALL_EXPR iterators.
17521 (vectorizable_conversion): Use build_call_expr.
17522 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17523 (vect_gen_widened_results_half): Use build_call_expr.
17524 (vect_setup_realignment): Likewise.
17525 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17527 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17528 (pass_through_call): Likewise.
17529 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17532 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17533 (tree_gen_pow2_profiler): Likewise.
17534 (tree_gen_one_value_profiler): Likewise.
17535 (tree_gen_ic_func_profiler): Likewise.
17536 (tree_gen_average_profiler): Likewise.
17537 (tree_gen_ior_profiler): Likewise.
17539 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17540 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17541 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17543 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17544 of TREE_CODE_LENGTH.
17546 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17547 of TREE_CODE_LENGTH.
17549 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17551 (convert_to_integer): Likewise.
17553 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17556 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17557 Brooks Moses <brooks.moses@codesourcery.com>
17558 Lee Millward <lee.millward@codesourcery.com>
17560 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17562 * config/frv/frv.c (frv_expand_builtin): Likewise.
17563 * config/s390/s390.c (s390_expand_builtin): Likewise.
17565 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17566 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17568 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17569 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17570 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17571 (ix86_expand_store_builtin): Likewise.
17572 (ix86_expand_unop_builtin): Likewise.
17573 (ix86_expand_unop1_builtin): Likewise.
17574 (ix86_expand_sse_compare): Likewise.
17575 (ix86_expand_sse_comi): Likewise.
17576 (ix86_expand_vec_init_builtin): Likewise.
17577 (ix86_expand_vec_ext_builtin): Likewise.
17578 (ix86_expand_vec_set_builtin): Likewise.
17579 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17581 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17582 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17584 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17585 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17586 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17588 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17590 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17591 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17592 arglist. Use new CALL_EXPR accessors. Fix callers.
17593 (altivec_expand_abs_builtin): Likewise.
17594 (rs6000_expand_binop_builtin): Likewise.
17595 (altivec_expand_predicate_builtin): Likewise.
17596 (altivec_expand_lv_builtin): Likewise.
17597 (spe_expand_stv_builtin): Likewise.
17598 (altivec_expand_stv_builtin): Likewise.
17599 (rs6000_expand_ternop_builtin): Likewise.
17600 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17601 (altivec_expand_st_builtin): Likewise.
17602 (altivec_expand_dst_builtin): Likewise.
17603 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17604 arglist. Use new CALL_EXPR accessors. Fix callers.
17605 (altivec_expand_vec_set_builtin): Likewise.
17606 (altivec_expand_vec_ext_builtin): Likewise.
17607 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17608 (spe_expand_builtin): Likewise.
17609 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17610 arglist. Use new CALL_EXPR accessors. Fix callers.
17611 (spe_expand_evsel_builtin): Likewise.
17612 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17613 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17615 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17616 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17617 (arm_expand_unop_builtin): Likewise.
17618 (arm_expand_builtin): Use new CALL_EXPR accessors.
17620 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17623 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17624 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17626 (bfin_expand_unop_builtin): Likewise.
17627 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17630 Brooks Moses <brooks.moses@codesourcery.com>
17631 Lee Millward <lee.millward@codesourcery.com>
17633 * c-semantics.c (build_stmt): Add internal diagnostic check.
17635 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17636 accessors. Print arguments explicitly instead of as a list.
17638 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17640 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17641 (c_finish_omp_flish): Likewise.
17643 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17644 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17645 instead of TREE_CODE_LENGTH.
17646 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17647 (c_warn_unused_result): Likewise.
17649 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17652 * doc/invoke.texi (Warning Options): Remove
17653 -Werror-implicit-function-declaration.
17654 (Wimplicit-function-declaration): Update description.
17655 * opts.c (common_handle_option): Move handling of -Werror=* to...
17656 (enable_warning_as_error): ...here.
17657 * opts.h (enable_warning_as_error): Declare.
17658 * c-decl.c (implicit_decl_warning): Unless
17659 -Wno-implicit-function-declaration is given, emit a pedwarn if
17660 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17661 * c.opt (Wimplicit-function-declaration): Replace
17662 mesg_implicit_function_declaration with
17663 warn_implicit_function_declaration.
17664 * c-opts.c (c_common_handle_option):
17665 -Werror-implicit-function-declaration is exactly equal as
17666 -Werror=implicit-function-declaration.
17667 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17668 warn_implicit_function_declaration.
17669 (c_common_post_options): -Wimplict-function-declaration is enabled
17670 by default by -std=c99, otherwise is disabled by default.
17671 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17675 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17676 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17677 former is ignored but not the latter.
17679 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17681 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17682 is made and the reference doesn't use the alias set of its type,
17683 do not create the temporary using that type.
17685 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17687 * jump.c: Remove prototypes for delete_computation and
17688 delete_prior_computation.
17690 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17692 * jump.c (get_label_after): Delete.
17693 (get_label_before, delete_computation, delete_jump,
17694 delete_prior_computation, follow_jumps): Move...
17695 * reorg.c (delete_computation, delete_prior_computation): ... here...
17696 (get_label_before, delete_jump): ... making these static ...
17697 (follow_jumps): ... and simplifying this since it only runs after
17699 * rtl.h (get_label_after, get_label_before, delete_jump,
17700 follow_jumps): Delete prototypes.
17702 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17704 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17706 2007-02-15 Nick Clifton <nickc@redhat.com>
17708 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17709 order to prevent it from being munged by the target.
17711 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17713 * config/i386/i386.md: Remove misleading comment.
17715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17717 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17718 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17723 * tree-sra.c (instantiate_missing_elements): Canonicalize
17725 (sra_build_assignment): New.
17726 (generate_copy_inout, generate_element_copy,
17727 generate_element_zero, generate_one_element_init): Use it.
17729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17731 * tree-sra.c (instantiate_missing_elements): Canonicalize
17733 (sra_build_assignment): New.
17734 (generate_copy_inout, generate_element_copy,
17735 generate_element_zero, generate_one_element_init): Use it.
17737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17739 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17742 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17745 types as aggregates not scalars.
17746 * function.c (assign_stack_temp_for_type): Likewise.
17748 2007-02-14 Roger Sayle <roger@eyesopen.com>
17749 Zdenek Dvorak <dvorakz@suse.cz>
17751 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17754 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17756 * passes.c (next_pass_1): Clear the next field of the copied
17759 2007-02-14 Richard Henderson <rth@redhat.com>
17761 * tree-sra.c (early_sra): New.
17762 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17763 (tree_sra_early, pass_sra_early): New.
17764 * tree-pass.h (pass_sra_early): Declare.
17765 * passes.c (init_optimization_passes): Use it.
17767 2007-02-14 Richard Guenther <rguenther@suse.de>
17769 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17771 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17773 PR tree-optimization/30771
17774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17776 (vect_analyze_operations): Induction phis can now be marked as
17778 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17779 Update documentation accordingly.
17781 2007-02-14 Nick Clifton <nickc@redhat.com>
17783 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17784 most 3 arguments are supported.
17785 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17787 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17789 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17790 Ensure dst->current is valid.
17792 2007-02-13 Paul Brook <paul@codesourcery.com>
17794 * config.gcc: Add arm*-*-uclinux-*eabi.
17795 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17796 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17797 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17798 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17799 (LINK_SPEC): Define.
17800 (LIB_SPEC): Define.
17801 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17803 * config/arm/uclinux-eabi.h: New file.
17804 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17805 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17808 2007-02-13 Ian Lance Taylor <iant@google.com>
17810 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17811 * flags.h (warn_strict_overflow): Declare.
17812 (enum warn_strict_overflow_code): Define.
17813 (issue_strict_overflow_warning): New static inline function.
17814 * opts.c (warn_strict_overflow): New variable.
17815 (common_handle_option): Handle OPT_Wstrict_overflow and
17816 OPT_Wstrict_overflow_.
17817 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17819 * fold-const.c: Include intl.h.
17820 (fold_deferring_overflow_warnings): New static variable.
17821 (fold_deferred_overflow_warning): New static variable.
17822 (fold_deferred_overflow_code): New static variable.
17823 (fold_defer_overflow_warnings): New function.
17824 (fold_undefer_overflow_warnings): New function.
17825 (fold_undefer_and_ignore_overflow_warnings): New function.
17826 (fold_deferring_overflow_warnings_p): New function.
17827 (fold_overflow_warning): New static function.
17828 (make_range): Add strict_overflow_p parameter. Change all
17830 (extract_muldiv, extract_muldiv_1): Likewise.
17831 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17832 tree_expr_nonnegative_p.
17833 (fold_negate_expr): Call fold_overflow_warning.
17834 (fold_range_test): Likewise.
17835 (fold_comparison): Likewise.
17836 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17837 instead of tree_expr_nonnegative_p.
17838 (tree_expr_nonnegative_warnv_p): Rename from
17839 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17840 (tree_expr_nonnegative_p): New function.
17841 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17842 strict_overflow_p parameter.
17843 (tree_expr_nonzero_p): New function.
17844 * passes.c (verify_interpass_invariants): New static function.
17845 (execute_one_pass): Call it.
17846 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17848 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17849 (estimate_numbers_of_iterations): Likewise.
17850 (scev_probably_wraps_p): Likewise.
17851 * tree-ssa-ccp.c: Include "toplev.h".
17852 (evaluate_stmt): Defer fold overflow warnings until we know we are
17854 (struct fold_stmt_r_data): Add stmt field.
17855 (fold_stmt_r): Defer fold overflow warnings until we know we
17857 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17858 (fold_stmt_inplace): Likewise.
17859 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17860 (cleanup_control_expr_graph): Defer fold overflow warnings until
17861 we know we are going to optimize.
17862 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17863 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17865 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17866 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17867 * tree-ssa-loop-manip.c (create_iv): Likewise.
17868 * c-typeck.c (build_conditional_expr): Likewise.
17869 (build_binary_op): Likewise.
17870 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17871 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17872 (extract_range_from_unary_expr): Likewise.
17873 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17874 assuming that signed overflow does not occur.
17875 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17876 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17877 (fold_defer_overflow_warnings): Declare.
17878 (fold_undefer_overflow_warnings): Declare.
17879 (fold_undefer_and_ignore_overflow_warnings): Declare.
17880 (fold_deferring_overflow_warnings_p): Declare.
17881 (tree_expr_nonzero_warnv_p): Declare.
17882 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17883 of warning options.
17884 (Warning Options): Document -Wstrict-overflow.
17885 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17886 (tree-ssa-ccp.o): Likewise.
17887 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17888 (fold-const.o): Depend on intl.h.
17890 2007-02-13 Ian Lance Taylor <iant@google.com>
17892 PR middle-end/30751
17893 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17896 2007-02-13 Stuart Hastings <stuart@apple.com>
17898 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17900 2007-02-13 Richard Henderson <rth@redhat.com>
17902 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17903 handled_component_p before looking for the indirect_ref.
17905 2007-02-13 Richard Henderson <rth@redhat.com>
17907 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17908 remove flags clobber.
17909 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17910 (bswaphi_lowpart): New.
17911 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17912 remove TARGET_BSWAP test. Delete expander of the same name.
17914 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17915 (expand_unop): Use them.
17917 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17919 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17920 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17921 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17922 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17923 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17924 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17925 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17926 assembler dialect choice from asm templates.
17928 2007-02-12 Richard Henderson <rth@redhat.com>
17930 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17931 (fixuns_trunc<SSEMODEF>si2): Use it.
17932 * config/i386/sse.md (vec_setv4sf_0): Export.
17933 * config/i386/i386.c (ix86_build_const_vector): Export.
17934 (ix86_split_convert_uns_si_sse): Rename from
17935 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17936 * config/i386/i386-protos.h: Update.
17938 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17941 * c-typeck.c (c_finish_return): Improve warning message.
17943 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17945 * alias.c (find_symbolic_term): Delete unused function.
17947 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17949 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17950 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17951 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17955 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17956 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17957 the function, temporarily point the debug interface to the null one.
17959 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17961 * dwarf2out.c (round_up_to_align): New static function.
17962 (field_byte_offset): Use it to round the offset.
17964 2007-02-12 Richard Henderson <rth@redhat.com>
17966 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17967 (inswl_const): Export.
17969 2007-02-12 Richard Henderson <rth@redhat.com>
17971 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17972 result mode of the libcall, convert back to outmode.
17974 2007-02-12 Roger Sayle <roger@eyesopen.com>
17976 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17977 (bswapdi2): New define_expand to implement 32-bit implementation.
17979 2007-02-12 Nick Clifton <nickc@redhat.com>
17981 * doc/invoke.texi (Overall Options): Document --help=.
17982 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17983 (cc1_options): Pass --help= on to cc1.
17984 (display_help): Add description of --help=.
17985 (process_command): Add code to handle --help=. Allow translated
17986 --help and --target-help switches to be passed on to compiler
17988 (main): Remove unused if statement.
17989 * opts.c (columns): Remove.
17990 (LEFT_COLUMN): Define.
17991 (wrap_help): Add columns argument.
17992 (print_filtered_help): Change parameters to be an include bitmask,
17993 an exclude bitmask, an any bitmask and the column width. Move the
17994 code to display the params list here. Add code to display the
17995 status of options rather than their descriptions if the quiet flag
17997 (print_specific_help): Change parameters to be an include bitmask,
17998 an exclude bitmask and an any bitmask. Move code to look up the
17999 column width here. Decide upon the title for an options listing.
18000 (common_handle_options): Add code to handle --help=. Adapt code
18001 for --help and --target-help to use the revised form of the
18002 print_specific_help function.
18003 (print_help): Delete.
18004 (print_param_help): Delete.
18005 (print_switch): Delete.
18006 * opts.h (cl_lang_count): Add prototype.
18007 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18008 CL_MAX_OPTION_CLASS): New defines.
18009 * optc-gen.awk: Add construction of cl_lang_count.
18010 * c.opt: Add Warning attribute to warning options and Optimization
18011 attribute to optimization options.
18012 * common.opt: Likewise.
18014 Add -fhelp and -ftarget-help as aliases for the transformed --help
18015 and --target-help options.
18016 * opt-functions.awk: Add code to handle Warning and Optimization
18019 2007-02-12 Richard Henderson <rth@redhat.com>
18021 * config/alpha/constraints.md: New file.
18022 * config/alpha/alpha.c: Include tm-constrs.h.
18023 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18024 alpha_extra_constraint): Remove.
18025 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18026 * config/alpha/alpha-protos.h: Update.
18027 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18028 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18029 (EXTRA_CONSTRAINT): Remove.
18030 * config/alpha/alpha.md: Include constraints.md.
18031 (adddi splitter): Use satisfies_constraint_*.
18032 * config/alpha/predicates.md (add_operand): Likewise.
18033 (sext_add_operand, addition_operation): Likewise.
18035 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18037 PR tree-optimization/29145
18038 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18039 in our handling of restrict qualified pointers.
18041 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18044 * doc/invoke.texi (Wunused-value): Update description.
18045 (Wextra): Delete item.
18046 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18047 value of Wunused-value.
18048 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18049 (c_finish_stmt_expr): Don't check extra_warnings.
18050 (emit_side_effect_warnings): The caller is responsible to check
18053 2007-02-11 Roger Sayle <roger@eyesopen.com>
18054 Matt Thomas <matt@3am-software.com>
18056 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18058 2007-02-11 Roger Sayle <roger@eyesopen.com>
18060 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18061 comparisons of POPCOUNT against zero.
18062 (simplify_const_relational_operation): Likewise.
18064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18066 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18068 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18070 * dwarf2out.c (root_type): Delete unused function.
18072 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18074 * genattrtab.c (contained_in_p): Delete unused function.
18075 (write_expr_attr_cache): Likewise.
18077 2007-02-11 Jan Hubicka <jh@suse.cz>
18079 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18082 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18084 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18085 to add the REG_EQ* note.
18086 * see.c (see_merge_one_use_extension): Likewise.
18087 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18088 turn REG_EQUAL notes into REG_EQUIV notes if the target
18089 register may have more than one set.
18090 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18091 * gcse.c (try_replace_reg): Likewise.
18092 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18093 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18094 more than one REG_EQUIV note.
18095 * reload1.c (gen_reload): Use set_unique_reg_note.
18097 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18099 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18100 (ix86_builtin_conversion): New function.
18102 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18105 * tree.h (DECL_REPLACEABLE_P): New macro.
18106 * except.c (set_nothrow_function_flags): Likewise.
18108 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18109 Ira Rosen <irar@il.ibm.com>
18110 Dorit Nuzman <dorit@il.ibm.com>
18112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18113 * targhooks.c (default_builtin_vectorized_conversion): New.
18114 * targhooks.h (default_builtin_vectorized_function): New declaration.
18115 * target.h (struct vectorize): Add builtin_conversion field.
18116 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18117 stmt_vec_info_type value.
18118 (vectorizable_conversion): New declaration.
18119 * tree-vect-analyze.c (vect_analyze_operations): Add
18120 vectorizable_conversion call.
18121 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18122 * tree-vect-transform.c (vectorizable_conversion): New function.
18123 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18124 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18126 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18127 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18128 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18129 or ALTIVEC_BUILTIN_VCFSX.
18131 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18134 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18135 CONST_DOUBLE and operand 0 is a hard register.
18136 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18137 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18138 is a hard floating-point register.
18140 2007-02-10 Richard Henderson <rth@redhat.com>
18141 Jakub Jelinek <jakub@redhat.com>
18142 Alexandre Oliva <aoliva@redhat.com>
18144 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18145 * builtin-types.def (BT_WORD): Make unsigned.
18146 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18147 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18148 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18149 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18150 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18151 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18153 * expr.c (emutls_var_address): New.
18154 (expand_expr_real_1): Expand emulated tls.
18155 (expand_expr_addr_expr_1): Likewise.
18156 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18157 * output.h (emutls_finish): Declare.
18158 * toplev.c (compile_file): Call it.
18159 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18160 address before wrapping in CONST.
18161 * varasm.c (emutls_htab, emutls_object_type): New.
18162 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18163 (get_emutls_object_name, get_emutls_object_type): New.
18164 (get_emutls_init_templ_addr, emutls_decl): New.
18165 (emutls_common_1, emutls_finish): New.
18166 (assemble_variable): When emulating tls, swap decls; generate
18167 constructor for the emutls objects.
18168 (do_assemble_alias): When emulating tls, swap decl and target name.
18169 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18171 * varpool.c (decide_is_variable_needed): Look at force_output.
18172 Recurse for emulated tls.
18173 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18174 with decide_is_variable_needed.
18175 * emutls.c: New file.
18176 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18177 tls_object for real tls.
18179 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18181 PR rtl-optimization/29599
18182 * reload1.c (eliminate_regs_in_insn): Take the destination
18183 mode into account when computing the offset.
18185 2007-02-09 Stuart Hastings <stuart@apple.com>
18186 Richard Henderson <rth@redhat.com>
18188 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18189 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18190 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18191 fixuns_truncdfhi2): New.
18192 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18193 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18194 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18195 (floatunssidf2): Allow nonimmediate source.
18196 * config/i386/sse.md (movdi_to_sse): New.
18197 (vec_concatv2di): Drop '*'.
18198 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18199 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18200 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18202 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18203 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18204 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18205 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18206 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18207 ix86_build_const_vector.
18208 (x86_emit_floatuns): Rewrite.
18210 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18212 * genautomata.c (longest_path_length): Delete unused function.
18213 (struct state): Delete unused longest_path_length.
18214 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18215 (get_free_state): Delete unused.
18217 2007-02-09 Jan Hubicka <jh@suse.cz>
18219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18220 * doc/invoke.texi (inline-unit-growth): Update default value.
18222 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18223 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18224 (rebuild_cgraph_edges): Likewise.
18225 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18226 (dump_cgraph_node): Dump frequencies.
18227 (cgraph_clone_edge): Add frequency scales.
18228 (cgraph_clone_node): Add freuqnecy.
18229 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18230 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18231 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18232 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18233 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18234 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18235 (save_inline_function_body): Likewise.
18236 * ipa-inline.c: inluce rtl.h
18237 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18238 (cgraph_edge_badness): Use frequencies.
18239 (cgraph_decide_recursive_inlining): Update clonning.
18240 (cgraph_decide_inlining_of_small_function): Dump frequency.
18241 * predict.c (estimate_bb_frequencies): Export.
18242 * predict.h (estimate_bb_frequencies): Declare.
18243 * tree-inline.c (copy_bb): Watch overflows.
18244 (expand_call_inline): Update call of cgraph_create_edge.
18245 (optimize_inline_calls): Use TODO flags to update frequnecies.
18246 * passes.h: Include predict.h
18247 (init_optimization_passes): Move profile ahead.
18248 (execute_function_todo): Handle TODO_rebuild_frequencies.
18250 2007-02-09 Roger Sayle <roger@eyesopen.com>
18252 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18253 the insbl or inswl pattern into a register.
18255 2007-02-09 Roger Sayle <roger@eyesopen.com>
18257 * config/ia64/ia64.md (bswapdi2): New define_insn.
18259 2007-02-09 Richard Henderson <rth@redhat.com>
18261 * config/i386/constraints.md (Ym): New constraint.
18262 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18263 (movdi_1_rex64): Split sse and xmm general register moves from
18264 memory move alternatives. Use conditional register constraints.
18265 (movsf_1, movdf_integer): Likewise.
18266 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18267 (movdf_integer_rex64): New.
18268 (pushsf_rex64): Fix output constraints.
18269 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18270 (sse2_stored): Likewise.
18271 (sse2_storeq_rex64): New.
18272 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18273 amd and not generic.
18274 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18275 for optimize_size. Remove SF/DFmode hack.
18277 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18279 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18282 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18283 Richard Sandiford <richard@codesourcery.com>
18285 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18286 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18287 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18288 m68k/t-mlib to tmake_file.
18289 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18290 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18291 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18292 Allow it to be cf or m68k. Set m68k_arch_family. If that
18293 variable is not empty, add t-$m68k_arch_family to tmake_file.
18294 Add t-mlibs to tmake_file.
18295 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18296 * config/m68k/t-cf: New file.
18297 * config/m68k/t-m68k: Likewise.
18298 * config/m68k/t-mlibs: Likewise.
18299 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18302 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18305 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18306 (INSTALL_LIBGCC): Delete.
18307 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18308 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18310 (M68K_MLIB_CPU): Define.
18311 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18313 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18315 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18316 Richard Guenther <rguenther@suse.de>
18318 PR middle-end/23361
18319 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18320 against INT_MIN/INT_MAX.
18321 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18322 file if a loop is removed.
18324 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18326 * calls.c (store_one_arg): Pass correct alignment to
18327 emit_push_insn for non-BLKmode values.
18328 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18329 unaligned stack slot via a suitably aligned slot.
18331 2007-02-08 DJ Delorie <dj@redhat.com>
18333 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18335 (legal_subregs): Use unsigned char, make const.
18336 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18338 2007-02-08 Paul Brook <paul@codesourcery.com>
18340 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18341 special interworking needed.
18343 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18345 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18346 conditional to __SSE2__.
18347 (Entries below should have been added to first ChangeLog
18348 entry for amdfam10 dated 2007-02-05)
18349 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18351 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18353 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18356 2007-02-08 DJ Delorie <dj@redhat.com>
18358 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18359 * config/m32c/m32c.c (legal_subregs): New.
18360 (m32c_illegal_subreg_p): New.
18361 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18362 unsupported subregs of hard regs.
18364 2007-02-08 Jan Hubicka <jh@suse.cz>
18366 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18367 the same one; always update histograms.
18369 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18371 * passes.c (init_optimization_passes): Tidy comment.
18373 2007-02-08 Roger Sayle <roger@eyesopen.com>
18375 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18376 strip zero_extend, bswap and rotates from POCOUNT's argument.
18377 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18378 zero_extend and rotates from PARITY's argument.
18379 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18380 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18381 of an integer constant at compile-time.
18383 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18386 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18388 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18391 * tree-ssa-live.c (remove_unused_locals): Do not remove
18392 TREE_ADDRESSABLE variables.
18393 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18394 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18395 FOR_CLOBBER. Update all users.
18396 If VAR has an associated alias set, add a virtual operand for
18397 it if no alias is found to conflict with the memory reference.
18399 2007-02-07 Jan Hubicka <jh@suse.cz>
18400 Robert Kidd <rkidd@crhc.uiuc.edu>
18402 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18404 2007-02-07 Ian Lance Taylor <iant@google.com>
18406 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18408 2007-02-07 Roger Sayle <roger@eyesopen.com>
18410 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18411 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18412 tablejumpdi, movsi_to_cr_one): Remove constraints from
18413 define_expand's match_operands.
18415 2007-02-07 Roger Sayle <roger@eyesopen.com>
18417 * global.c (compute_regsets): Move declatation of "i" inside of
18418 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18420 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18423 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18424 of INDIRECT_REF <RESULT_DECL>.
18426 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18428 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18429 Kaz Kojima <kkojima@gcc.gnu.org>
18432 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18434 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18436 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18438 * doc/loop.texi: Document possibility not to perform disambiguation
18439 of loops with multiple latches.
18440 * cfgloopmanip.c (alp_enum_p): Removed.
18441 (add_loop): Handle subloops. Use get_loop_body_with_size.
18442 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18443 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18444 the new forwarder block.
18445 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18446 Handle the case latch is NULL.
18447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18448 modifications when marking loop exits.
18449 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18451 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18452 disambiguate_loops_with_multiple_latches.
18453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18454 before fix_loop_structure.
18455 * cfgloop.c: Include pointer-set.h and output.h.
18456 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18457 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18458 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18459 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18460 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18461 disambiguate_multiple_latches, get_loop_body_with_size,
18462 disambiguate_loops_with_multiple_latches): New functions.
18463 (flow_loop_dump): Dump multiple latch edges.
18464 (flow_loop_nodes_find): Handle loops with multiple latches.
18465 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18466 (glb_enum_p): Modified.
18467 (get_loop_body): Use get_loop_body_with_size.
18468 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18469 (AVOID_CFG_MODIFICATIONS): New constant.
18470 (disambiguate_loops_with_multiple_latches, add_loop,
18471 get_loop_body_with_size): Declare.
18472 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18474 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18476 PR inline-asm/28686
18477 * global.c (compute_regsets): New function.
18478 (global_alloc): Refactored ELIMINABLE_REGSET
18479 and NO_GLOBAL_ALLOC_REGS computation out.
18480 (rest_of_handle_global_alloc): Call compute_regsets()
18481 for non-optimizing case.
18483 2007-02-06 Richard Henderson <rth@redhat.com>
18485 * config/i386/constraints.md (Y2): Rename from Y.
18486 (Yi): New constraint.
18487 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18488 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18489 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18490 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18491 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18492 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18493 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18494 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18495 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18496 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18497 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18498 vec_extractv2si_1): Change Y constraints to Y2.
18499 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18500 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18501 Change Y constraints to Y2.
18502 (sse2_loadld): Change Y constraints to x.
18504 2007-02-06 Roger Sayle <roger@eyesopen.com>
18506 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18507 (parity<mode>2): New define_expand using rs6000_emit_parity.
18508 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18509 rs6000_emit_parity): New functions.
18510 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18511 rs6000_emit_parity): Prototype here.
18513 2007-02-06 Ian Lance Taylor <iant@google.com>
18515 * lower-subreg.c (simple_move_operand): Reject CONST.
18516 (resolve_clobber): Call validate_change rather than directly
18517 assigning to XEXP (pat, 0).
18519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18521 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18522 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18523 (tree-cfg.o): Remove hashtab.h dependency.
18525 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18526 (struct ivopts_data): Change niters to pointer_map_t.
18527 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18528 (niter_for_exit): Create pointer_map on demand. Change for
18530 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18531 (free_loop_data): Destroy data->niters if created and reset field.
18532 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18533 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18535 * tree-ssa-reassoc.c: Include pointer-set.h.
18536 (bb_rank): Change to long *.
18537 (operand_rank): Change to pointer_map_t.
18538 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18539 (insert_operand_rank): Accept long.
18540 (operand_entry_hash, operand_entry_eq): Remove.
18541 (get_rank): Return long. Adjust for changes above.
18542 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18544 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18546 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18547 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18548 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18550 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18551 directly since it cannot be NULL.
18552 (get_vi_for_tree): Rewrite for pointer_map API.
18553 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18554 (init_alias_vars): Create vi_for_tree as pointer_map.
18555 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18557 * tree-cfg.c: Don't include hashtab.h.
18558 (edge_to_cases): Declare as pointer_map.
18559 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18561 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18562 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18563 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18565 (record_switch_edge): Delete.
18566 (get_cases_for_edge): Adjust for pointer_map API, inline
18567 record_switch_edge (rewritten for new API), remove goto.
18569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18571 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18572 * tree-nested.c: Include pointer-set.h.
18573 (var_map_elt, var_map_eq, var_map_hash): Delete.
18574 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18575 to pointer_map_t's.
18576 (nesting_info_bitmap_obstack): New.
18577 (lookup_field_for_decl): Adjust for pointer_map API.
18578 (lookup_tramp_for_decl): Adjust for pointer_map API.
18579 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18580 (get_local_debug_decl): Adjust for pointer_map API.
18581 (convert_nl_goto_reference): Adjust for pointer_map API.
18582 (convert_nl_goto_receiver): Adjust for pointer_map API.
18583 (create_nesting_tree): Create outside GGC space. Create bitmap on
18584 the new obstack. Create field_map and var_map as pointer_maps.
18585 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18587 (lower_nested_functions): Move root here, no need to NULL it.
18588 Initialize and release the obstack.
18590 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18592 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18593 Remove prototypes and make them non-static.
18594 (struct tree_int_map): Remove.
18595 * tree.h (struct tree_int_map): Move here, turning TO into an
18597 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18599 * tree.h (TREE_COMPLEXITY): Remove.
18600 (struct tree_exp): Remove complexity field.
18601 * tree.c (build1_stat): Don't set it.
18603 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18604 Victor Kaplansky <victork@il.ibm.com>
18606 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18607 (vect_is_simple_reduction): Support reduction with induction as
18608 one of the operands.
18609 (vect_is_simple_iv_evolution): Fix formatting.
18610 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18611 formatting. Don't mark induction phis for vectorization.
18612 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18613 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18614 (vect_get_vec_def_for_operand): Support induction.
18615 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18617 (vectorizable_reduction): Support reduction with induction as one of
18619 (vectorizable_type_demotion): Use def-type of stmt argument rather
18620 than dummy def-type.
18622 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18623 flag_tree_scev_cprop.
18624 * common.opt (tree-scev-cprop): New flag.
18626 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18627 call to vect_get_new_vect_var.
18629 2007-02-06 Ira Rosen <irar@il.ibm.com>
18631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18632 vectype is not NULL.
18633 (vect_pattern_recog_1): Likewise.
18635 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18637 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18638 (fold_negate_expr): Likewise.
18640 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18643 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18644 even if cv-qualification is the same.
18646 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18648 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18649 __enable_execute_stack on completion.
18651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18653 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18654 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18655 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18656 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18657 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18658 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18659 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18660 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18664 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18665 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18666 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18667 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18668 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18669 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18670 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18671 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18672 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18673 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18674 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18675 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18676 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18677 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18678 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18679 sqrtextenddfxf2_i387): Added amdfam10_decode.
18681 * config/i386/athlon.md (athlon_idirect_amdfam10,
18682 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18683 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18684 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18685 athlon_ivector_store_amdfam10): New define_insn_reservation.
18686 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18691 * config/i386/athlon.md (athlon_call_amdfam10,
18692 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18693 define_insn_reservation.
18694 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18695 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18696 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18700 * config/i386/athlon.md (athlon_sseld_amdfam10,
18701 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18702 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18706 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18707 define_insn_reservation.
18708 * config/i386/i386.md (sseins): Added sseins to define_attr type
18709 and define_attr unit.
18710 * config/i386/sse.md: Set type attribute to sseins for insertq
18713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18715 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18716 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18717 ssecomi_load_amdfam10, ssecomi_amdfam10,
18718 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18719 define_insn_reservation.
18720 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18724 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18725 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18726 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18727 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18728 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18729 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18730 define_insn_reservation.
18732 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18733 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18734 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18735 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18736 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18740 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18741 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18742 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18743 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18744 athlon_ssemul_load_k8): Added amdfam10.
18746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18748 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18749 (x86_sse_unaligned_move_optimal): New variable.
18751 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18753 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18754 for unaligned vector SSE double/single precision loads for AMDFAM10.
18756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18758 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18759 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18760 Define TARGET_CPU_DEFAULT_amdfam10.
18761 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18762 (processor_type): Add PROCESSOR_AMDFAM10.
18764 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18765 processor_type in config/i386/i386.h.
18766 Enable imul peepholes for TARGET_AMDFAM10.
18768 * config.gcc: Add support for --with-cpu option for amdfam10.
18770 * config/i386/i386.c (amdfam10_cost): New variable.
18771 (m_AMDFAM10): New macro.
18772 (m_ATHLON_K8_AMDFAM10): New macro.
18773 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18774 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18775 x86_promote_QImode, x86_integer_DFmode_moves,
18776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18777 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18778 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18779 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18780 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18781 Enable/disable for amdfam10.
18782 (override_options): Add amdfam10_cost to processor_target_table.
18783 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18784 processor_alias_table.
18785 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18786 (ix86_adjust_cost): Add code for amdfam10.
18788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18790 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18791 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18792 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18793 * config/i386/i386.h: Add builtin definition for SSE4A.
18794 * config/i386/i386.md: Add support for ABM instructions
18795 (popcnt and lzcnt).
18796 * config/i386/sse.md: Add support for SSE4A instructions
18797 (movntss, movntsd, extrq, insertq).
18798 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18799 Add -march=amdfam10 flag.
18800 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18801 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18803 * doc/extend.texi: Add documentation for SSE4A builtins.
18805 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18807 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18809 2007-02-05 Richard Guenther <rguenther@suse.de>
18811 * tree-vectorizer.h (vectorizable_function): Add argument type
18812 argument, change return type.
18813 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18814 * tree-vect-transform.c (vectorizable_function): Handle extra
18815 argument, return vectorized function decl.
18816 (build_vectorized_function_call): Remove.
18817 (vectorizable_call): Handle calls with result and argument types
18818 differing. Handle loop vectorization factor correctly.
18819 * targhooks.c (default_builtin_vectorized_function): Adjust for
18821 * targhooks.h (default_builtin_vectorized_function): Likewise.
18822 * target.h (builtin_vectorized_function): Add argument type
18824 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18825 extra argument, allow vectorizing of lrintf.
18826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18827 documentation of target hook.
18829 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18832 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18833 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18834 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18836 2007-02-05 Roger Sayle <roger@eyesopen.com>
18838 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18839 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18840 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18841 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18842 before canonicalizing sincos to cexpi.
18843 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18845 2007-02-05 Roger Sayle <roger@eyesopen.com>
18847 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18848 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18849 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18851 2007-02-05 Roger Sayle <roger@eyesopen.com>
18853 * mips-tfile.c (initialize_init_file): Correct endianness test.
18855 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18857 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18858 the 'y' constraint.
18860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18862 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18863 saves in a PARALLEL before the register assignments.
18865 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18867 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18868 DWARF_FRAME_RETURN_COLUMN to be a general register.
18869 * dwarf2out.c (init_return_column_size): New function, split from...
18870 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18871 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18872 to be nongeneral registers.
18873 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18875 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18876 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18878 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18880 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18882 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18884 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18885 (remove_path): Use can_remove_branch_p and remove_branch instead
18886 of loop_delete_branch_edge.
18887 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18888 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18889 Update profile using scale_dominated_blocks_in_loop.
18890 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18891 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18892 (can_remove_branch_p, remove_branch): Declare.
18893 * tree-cfg.c (tree_can_remove_branch_p): New function.
18894 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18895 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18896 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18898 2007-02-05 Jan Hubicka <jh@suse.cz>
18900 PR middle-end/30696
18901 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18902 nodes in cgraph, don't remove offline copy of the function.
18904 2007-02-04 Jan Hubicka <jh@suse.cz>
18906 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18907 vectors might cause maybe_lookup_element_for_expr to be called
18908 on non-sra-candidate.
18910 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18912 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18913 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18914 spelling conventions.
18916 2007-02-04 Richard Guenther <rguenther@suse.de>
18918 PR middle-end/30636
18919 * fold-const.c (try_move_mult_to_index): Make sure to not
18920 overflow one dimension of a multi-dimensional array access.
18922 2007-02-04 Jan Hubicka <jh@suse.cz>
18924 * passes.c (init_optimization_passes): Reindent.
18926 2007-02-04 Jan Hubicka <jh@suse.cz>
18927 Eric Botcazou <ebotcazou@adacore.com>
18929 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18930 (execute_fixup_cfg): Break out the abnormal goto code.
18931 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18932 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18933 (optimize_inline_calls): Call make_nonlocal_label_edges.
18935 2007-02-04 Jan Hubicka <jh@suse.cz>
18937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18938 true when something was changed.
18939 (rename_ssa_copies): When something was changed, do
18940 TODO_remove_unused_locals.
18941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18942 add TODO_remove_unused_locals when instruction was removed.
18944 2007-02-04 Jan Hubicka <jh@suse.cz>
18946 * ipa-inline.c (try_inline): Improve debug output; work on already
18948 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18949 call try_inline for already inlined edges too when flattening;
18950 inline also functions that make callee growth but overall unit size
18953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18955 * config/m32c/bitops.md, config/m32c/jump.md,
18956 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18957 config/m32r/m32r.h, config/m32r/m32r.md,
18958 config/m32r/predicates.md, config/m68hc11/larith.asm,
18959 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18960 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18961 config/mips/mips-protos.h, config/mips/mips.c,
18962 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18963 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18964 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18965 spelling conventions.
18967 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18968 Follow spelling conventions.
18970 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18972 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18973 warn about C++0x compatibility.
18975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18977 * config/h8300/h8300.c, config/h8300/h8300.h,
18978 config/h8300/h8300.md: Follow spelling conventions.
18980 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18982 PR middle-end/30667
18983 * combine.c (try_combine): Do not substitute source operand
18984 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18986 2007-02-03 Jan Hubicka <jh@suse.cz>
18988 PR gcov-profile/30650
18989 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18990 do not divide by zero for never executed counters.
18991 (tree_find_values_to_profile): Fix counters.
18992 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18994 2007-02-03 Ian Lance Taylor <iant@google.com>
18996 * lower-subreg.c (simple_move_operand): New static function,
18997 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18999 (simple_move): Call simple_move_operand.
19000 (find_decomposable_subregs): Add special handling of MEMs.
19001 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19002 meaning of return value. If we see a hard register, test whether
19003 it can store a word_mode value. Change all callers.
19005 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19007 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19008 ftrapv insns and expanders.
19009 (subdi3): Change define_expand operand 1 to arith11_operand, and
19010 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19011 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19012 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19015 PR middle-end/30174
19016 * varasm.c (notice_global_symbol): Treat global objects as weak when
19017 flag_shlib is true.
19019 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19021 * emit-rtl.c (dconstpi): Delete.
19022 (dconstsqrt2): New.
19023 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19024 * real.h (dconstpi): Delete.
19025 (dconstsqrt2): New.
19026 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19027 (fold_builtin_hypot): Likewise.
19029 2007-02-03 Tom Tromey <tromey@redhat.com>
19032 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19033 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19035 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19037 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19038 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19039 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19040 config/rs6000/cell.md, config/rs6000/darwin.h,
19041 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19042 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19043 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19044 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19045 typos. Follow spelling conventions.
19046 * doc/invoke.texi: Follow spelling conventions.
19048 2007-02-03 Roger Sayle <roger@eyesopen.com>
19050 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19051 canonicalization transformations that attempt to simplify integer
19052 constant comparisons to become comparisons against zero.
19054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19056 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19058 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19059 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19061 2007-02-02 Mike Stump <mrs@apple.com>
19063 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19064 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19065 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19066 generate a branch island.
19068 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19070 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19071 (xtensa_legitimate_address_p): New.
19072 (xtensa_legitimize_address): New.
19073 (xtensa_output_addr_const_extra): New.
19074 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19076 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19077 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19078 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19079 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19080 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19081 (xtensa_legitimize_address): New.
19082 (xtensa_output_addr_const_extra): New.
19084 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19086 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19088 2007-02-02 Ian Lance Taylor <iant@google.com>
19090 * expmed.c (expand_divmod): Add comment.
19092 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19094 * emit-rtl.c (renumber_insns): Remove.
19095 * flags.h: Remove the extern for flag_renumber_insns.
19096 * rtl.h: Remove the prototype for renumber_insns.
19097 * toplev.c (flag_renumber_insns): Remove.
19099 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19101 Revert for x86 darwin:
19102 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19104 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19105 code before the following patch under TARGET_MACHO.
19106 (ix86_function_value_regno_p): Likewise.
19108 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19110 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19116 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19117 loads to general or fp registers. Add comments.
19118 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19120 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19122 * pointer-set.c (insert_aux): Only return insertion slot.
19123 (pointer_set_insert): Adjust.
19124 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19125 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19126 pointer_map_traverse): New.
19127 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19128 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19129 pointer_map_contains, pointer_map_traverse): Declare.
19131 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19133 PR middle-end/30473
19134 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19135 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19139 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19141 (struct _dep): New type.
19142 (dep_t): New typedef.
19143 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19144 (DEP_STATUS): New access macro. The macro with the same name was
19145 renamed to DEP_LINK_STATUS.
19146 (dep_init): Declare function
19148 (struct _dep_link): New type.
19149 (dep_link_t): New typedef.
19150 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19151 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19152 (DEP_LINK_STATUS): New macro.
19153 (debug_dep_links): New debug function.
19155 (struct _deps_list): New type.
19156 (deps_list_t): New typedef.
19157 (DEPS_LIST_FIRST): New access macro.
19158 (FOR_EACH_DEP_LINK): New cycle macro.
19159 (create_deps_list, free_deps_list, delete_deps_list): Declare
19161 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19162 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19163 (copy_deps_list_change_con): Ditto.
19165 (move_dep_link): Declare function.
19167 (struct _dep_node): New type.
19168 (dep_node_t): New typedef.
19169 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19171 (struct haifa_insn_data.back_deps): New field to hold backward
19172 dependencies of the insn.
19173 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19175 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19176 Change its type to deps_list_t.
19177 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19178 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19179 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19181 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19183 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19185 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19187 (dep_cost): Declare.
19189 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19190 (ds_to_dk, dk_to_ds): New functions.
19192 (init_dep_1): New static function.
19193 (init_dep): New function.
19194 (copy_dep): New static function.
19196 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19198 (detach_dep_link): New static function.
19199 (move_dep_link): New function.
19201 (dep_links_consistent_p, dump_dep_links): New static functions.
19202 (debug_dep_links): New debugging function.
19204 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19206 (alloc_deps_list, init_deps_list): New static functions.
19207 (create_deps_list): New function.
19208 (clear_deps_list): New static function.
19209 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19210 (deps_list_consistent_p, dump_deps_list): New static functions.
19211 (debug_deps_list): New function.
19212 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19214 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19217 use new scheduler dependencies lists.
19218 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19219 (sched_analyze): Ditto. Initialize dependencies lists.
19220 (add_forw_dep, compute_forward_dependences): Update to use new
19221 scheduler dependencies lists.
19223 (init_dependency_caches): Init deps_obstack.
19224 (free_dependency_caches): Free deps_obstack.
19226 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19227 new scheduler dependencies lists.
19228 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19231 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19232 Update to use new scheduler dependencies lists.
19233 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19234 (debug_dependencies): Ditto.
19235 (schedule_region): Update comments.
19237 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19238 scheduler dependencies lists.
19239 (schedule_ebb): Update comments.
19241 * rtl.def (DEPS_LIST): Remove.
19243 * lists.c (unused_deps_list): Remove.
19244 (free_list): Update assertions.
19246 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19249 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19250 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19252 * haifa-sched.c (comments): Update.
19253 (insn_cost1): Remove. Inline the code into insn_cost ().
19254 (insn_cost): Update to use new scheduler dependencies lists. Move
19255 processing of the dependency cost to dep_cost ().
19256 (dep_cost): New function. Use it instead of insn_cost () when
19257 evaluating cost of the dependency. Use compatible interface to
19258 interact with the target.
19259 (priority): Update to use new scheduler dependencies lists.
19260 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19261 with greater number of insns that depend on the insn.
19262 (schedule_insn): Update to use new scheduler dependencies lists. Add
19263 code to free backward dependencies lists. Inline and optimize code
19264 from resolve_dep () - see PR28071.
19265 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19266 lists. Update call to targetm.sched.is_costly_dependence hook.
19268 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19269 scheduler dependencies lists.
19271 (resolve_dep): Remove. Move the logic to schedule_insn ().
19272 (init_h_i_d): Initialize dependencies lists.
19274 (process_insn_depend_be_in_spec): Rename to
19275 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19276 dependencies lists.
19277 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19278 Update to use new scheduler dependencies lists.
19279 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19281 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19282 new scheduler dependencies lists.
19283 (build_intra_loop_deps): Ditto.
19285 * target.h (struct _dep): Declare to use in
19286 gcc_target.sched.is_costly_dependence.
19287 (struct gcc_target.sched.adjust_cost): Fix typo.
19288 (struct gcc_target.sched.is_costly_dependence): Change signature to
19289 use single dep_t parameter instead of an equivalent triad.
19290 (struct gcc_target.sched.adjust_cost_2): Remove.
19292 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19294 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19296 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19298 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19300 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19301 (REG_DEP_TRUE): Document.
19303 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19304 Change signature to correspond to the targetm.sched.adjust_cost hook.
19305 Update use in TARGET_SCHED_ADJUST_COST_2.
19306 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19307 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19308 new scheduler dependencies lists.
19309 (ia64_gen_check): Ditto.
19311 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19312 scheduler dependencies lists.
19314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19315 signature to correspond to the targetm.sched.is_costly_dependence hook.
19316 (is_costly_group): Update to use new scheduler dependencies lists.
19318 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19319 instead of INSN_COST () macro.
19321 2007-02-01 Ian Lance Taylor <iant@google.com>
19323 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19325 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19327 * pa.md (tp_load): Correct mfctl instruction syntax.
19329 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19331 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19332 altivec_padding_size calculation on AIX. Improve comment, add
19333 assert to verify that it's right.
19335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19338 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19340 PR inline-asm/28686
19341 * global.c (global_alloc): Add mising initialization of
19344 2007-02-01 Roger Sayle <roger@eyesopen.com>
19346 * alias.c (init_alias_analysis): Correct whitespace.
19347 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19348 partition_hot_cold_basic_blocks): Likewise.
19349 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19350 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19351 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19352 fold_builtin_snprintf_chk, fold_builtin_printf,
19353 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19354 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19355 * cfgcleanup.c (cleanup_cfg): Likewise.
19356 * cfgexpand.c (tree_expand_cfg): Likewise.
19357 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19358 * function.c (get_next_funcdef_no): Likewise.
19359 * gengtype.c (main): Likewise.
19360 * genmodes.c (main): Likewise.
19361 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19362 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19363 * ifcvt.c (noce_emit_move_insn): Likewise.
19364 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19366 * stor-layout.c (get_best_mode): Likewise.
19367 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19368 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19369 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19370 perform_var_substitution, solve_graph): Likewise.
19371 * tree-vrp.c (vrp_finalize): Likewise.
19373 2007-02-01 Ian Lance Taylor <iant@google.com>
19375 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19376 high part of a paradoxical subreg, return a constant zero.
19378 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19380 * toplev.c (lang_dependent_init): Call init_set_costs.
19381 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19383 2007-02-01 Richard Guenther <rguenther@suse.de>
19385 PR middle-end/30656
19386 * fold-const.c (fold_negate_expr): Allow negating a
19387 constant if overflow does not change.
19389 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19391 * doc/c-tree.texi (Expression trees): Improve markup.
19392 * doc/tm.texi (Register Classes, Addressing Modes)
19393 (Floating Point): Fix spacing after abbreviations. Fix some
19396 2007-02-01 Ben Elliston <bje@au.ibm.com>
19398 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19399 * doc/contrib.texi: Likewise.
19400 * doc/install.texi: Likewise.
19402 2007-01-31 Richard Henderson <rth@redhat.com>
19403 Ian Lance Taylor <iant@google.com>
19405 * lower-subreg.c: New file.
19406 * rtl.def (CONCATN): Define.
19407 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19408 pass_lower_subreg2.
19409 * emit-rtl.c (update_reg_offset): New static function, broken out
19410 of gen_rtx_REG_offset.
19411 (gen_rtx_REG_offset): Call update_reg_offset.
19412 (gen_reg_rtx_offset): New function.
19413 * regclass.c: Revert patch of 2006-03-05, restoring
19415 (clear_reg_info_regno): New function.
19416 * dwarf2out.c (concatn_loc_descriptor): New static function.
19417 (loc_descriptor): Handle CONCATN.
19418 * common.opt (fsplit_wide_types): New option.
19419 * opts.c (decode_options): Set flag_split_wide_types when
19421 * timevar.def (TV_LOWER_SUBREG): Define.
19422 * rtl.h (gen_reg_rtx_offset): Declare.
19423 (reg_scan_update): Declare.
19424 * regs.h (clear_reg_info_regno): Declare.
19425 * tree-pass.h (pass_lower_subreg): Declare.
19426 (pass_lower_subreg2): Declare.
19427 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19428 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19429 -fsplit-wide-types.
19430 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19431 * Makefile.in (OBJS-common): Add lower-subreg.o.
19432 (lower-subreg.o): New target.
19434 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19436 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19438 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19441 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19443 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19445 PR middle-end/29335
19446 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19448 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19450 * cfgloop.h: Include vec-prim.h.
19451 (enum li_flags): Remove LI_ONLY_OLD.
19452 (loop_iterator): Changed.
19453 (fel_next, fel_init): Iterate over loop tree.
19454 (FOR_EACH_LOOP_BREAK): New macro.
19455 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19458 * modulo-sched.c (sms_schedule): Ditto.
19459 * tree-vectorizer.c (vectorize_loops): Ditto.
19460 * doc/loop.texi: Update information on loop numbering and behavior of
19461 FOR_EACH_LOOP wrto new loops.
19462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19463 add_to_evolution_1): Test nestedness of loops instead of comparing
19465 * tree-chrec.c (chrec_fold_plus_poly_poly,
19466 chrec_fold_multiply_poly_poly, chrec_evaluate,
19467 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19468 reset_evolution_in_loop): Ditto.
19469 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19471 2007-01-31 Dirk Mueller <dmueller@suse.de>
19473 * c-common.c (warn_about_parentheses): Separate warning about
19474 un-parenthized sequence of comparison operators from the one
19475 which is supposed to warn about x <= y <= z.
19477 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19479 * optabs.h (enum optab_index): Add new OTI_isinf.
19480 (isinf_optab): Define corresponding macro.
19481 * optabs.c (init_optabs): Initialize isinf_optab.
19482 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19484 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19485 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19487 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19488 expand_builtin_interclass_mathfn.
19489 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19490 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19491 (fxam<mode>2_i387): New insn pattern.
19492 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19493 built-in functions as x87 inline asm.
19495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19497 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19499 2007-01-30 Eric Christopher <echristo@apple.com>
19501 * config.gcc: Add geode.
19503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19505 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19506 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19507 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19508 value-prof.c: Fix comment typos.
19510 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19513 * doc/invoke.texi (Wpointer-arith): Document warning.
19515 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19517 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19518 the list of discrepancies from the draft TR.
19520 2007-01-30 Dirk Mueller <dmueller@suse.de>
19523 * doc/invoke.texi (-Wreturn-type): Update description to
19524 match new behavior.
19526 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19528 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19530 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19532 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19533 to handle optabs that operate on floating point input argument and
19534 output to integer output.
19535 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19536 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19537 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19538 expand_builtin_interclass_mathfn ().
19539 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19540 (ilogbsi2): Remove.
19541 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19542 ilogbl built-in functions as x87 intrinsics.
19544 2007-01-30 Richard Guenther <rguenther@suse.de>
19546 PR middle-end/27657
19547 * dwarf2out.c (reference_to_unused): Query varpool if the
19548 variable was output.
19550 2007-01-30 Richard Guenther <rguenther@suse.de>
19552 PR middle-end/30313
19553 * passes.c (execute_one_pass): Reset in_gimple_form to not
19554 confuse non-unit-at-a-time mode.
19556 2007-01-29 Roger Sayle <roger@eyesopen.com>
19557 Richard Guenther <rguenther@suse.de>
19559 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19560 avoid undefined behaviour on overflow. Use force_fit_type_double
19561 to construct the constant with the specified TREE_OVERFLOW.
19563 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19565 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19566 * config/dfp-bit.h: Ditto.
19568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19570 * c-decl.c (pop_scope): Replace warnings with call to
19571 warn_for_unused_label.
19572 * c-common.h (warn_for_unused_label): Declare.
19573 * c-common.c (warn_for_unused_label): Define.
19575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19577 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19582 * Makefile.in (USER_H): Remove decfloat.h.
19583 * ginclude/decfloat.h: Delete, moving contents to ...
19584 * ginclude/float.h: Add support for decimal floating point,
19585 guarded by __STDC_WANT_DEC_FP__.
19587 2007-01-29 Mike Stump <mrs@apple.com>
19589 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19590 Analysis and Representation to resolve case insensitive conflict.
19591 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19593 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19595 * tree.h (struct tree_memory_tag): Add aliases member.
19596 (MTAG_ALIASES): New macro.
19597 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19598 (add_may_alias): Remove pointer-set. Update for may_aliases being
19600 (mark_aliases_call_clobbered): Update for may_aliases being a
19602 (compute_tag_properties): Ditto.
19603 (create_partition_for): Ditto.
19604 (compute_memory_partitions): Ditto.
19605 (dump_may_aliases_for): Ditto.
19606 (is_aliased_with): Ditto.
19607 (add_may_alias_for_new_tag): Ditto.
19608 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19609 (compute_is_aliased): New function.
19610 (compute_may_aliases): Call compute_is_aliased).
19611 (init_alias_info): Initialize alias_bitmap_obstack.
19612 (union_alias_set_into): New function.
19613 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19614 (have_common_aliases_p): Rewrite to take two bitmaps and use
19616 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19617 Update for bitmaps.
19618 (finalize_ref_all_pointers): Update for add_may_alias changes.
19619 (new_type_alias): Ditto.
19620 * tree-flow-inline.h (may_aliases): Return a bitmap.
19621 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19622 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19623 may_aliases being a bitmap.
19624 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19625 may_aliases now returns a bitmap.
19626 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19628 * tree-ssa-operands.c (add_virtual_operand): Update for
19629 may_aliases being a bitmap.
19631 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19633 PR tree-optimization/30630
19634 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19635 variable as changed.
19637 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19640 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19641 expanded only once even if an error occurs.
19643 2007-01-29 Ben Elliston <bje@au.ibm.com>
19645 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19646 (__gcov_average_profiler): Likewise.
19647 (__gcov_ior_profiler): Likewise.
19648 (__gcov_merge_ior): Likewise.
19650 2007-01-28 Jan Hubicka <jh@suse.cz>
19652 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19653 * value-prof.c (stringop_block_profile): Likewise.
19655 2007-01-28 Jan Hubicka <jh@suse.cz>
19657 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19658 Add variant handling histograms; add wrapper.
19659 (clear_storage_via_libcall): Export.
19660 (emit_block_move_hints): Break out from ...; add histograms.
19661 (emit_block_move): ... this one.
19662 (clear_storage_hints): Break out from ...; add histograms.
19663 (clear_storage): ... this one.
19664 (set_storage_via_memset): Handle histogram.
19665 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19666 (clear_storage_hints, clear_storage_via_libcall): Declare.
19667 (set_storage_via_setmem): Update prototype.
19668 * doc/md.texi (movmem, setmem): Document new arguments.
19670 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19671 Add new histograms.
19672 (stringop_block_profile): New global function.
19673 (tree_stringops_values_to_profile): Profile block size and alignment.
19674 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19676 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19677 (stringop_block_profile): Declare.
19678 * builtins.c: Include value-prof.h.
19679 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19680 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19681 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19682 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19683 * profile.c (instrument_values): Add new counters.
19684 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19686 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19687 (tree_init_edge_profiler): Build new profilers.
19688 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19689 (pass_tree_profile): Add dump.
19690 (tree_profile_hooks): Update.
19691 * Makefile.in (LIBGCOV): Add new constants.
19692 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19693 __gcov_ior_profiler): New.
19694 * i386.md (movmem/setmem expanders): Add new optional arguments.
19696 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19698 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19702 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19703 (tree_unswitch_single_loop): Pass eni_size_weights to
19704 tree_num_loop_insns.
19705 * tree-ssa-loop-manip.c: Include tree-inline.h.
19706 (can_unroll_loop_p): Pass eni_size_weights to
19707 tree_num_loop_insns.
19708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19709 Pass eni_size_weights to estimate_num_insns.
19710 * tree.h (init_inline_once): Export.
19711 * toplev.c (backend_init): Call init_inline_once.
19712 * cgraphunit.c (cgraph_process_new_functions,
19713 cgraph_analyze_function): Pass eni_inlining_weights to
19714 estimate_num_insns.
19715 * ipa-inline.c (compute_inline_parameters): Ditto.
19716 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19717 to estimate_num_insns.
19718 (try_unroll_loop_completely): Pass eni_size_weights to
19719 tree_num_loop_insns.
19720 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19721 ot estimate_num_insns.
19722 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19723 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19724 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19725 eni_time_weights): New variables.
19726 (init_inline_once): Initialize them.
19727 (struct eni_data): Mew.
19728 (estimate_num_insns_1, estimate_num_insns): Use weights.
19729 * tree-inline.h (struct eni_weights_d): New.
19730 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19731 (estimate_num_insns): Declaration changed.
19732 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19733 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19734 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19736 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19738 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19739 relations in the conflict function is valid.
19741 2007-01-27 Ian Lance Taylor <iant@google.com>
19743 * common.opt: Add fstrict-overflow.
19744 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19745 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19746 (TYPE_OVERFLOW_UNDEFINED): Define.
19747 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19749 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19751 (fold_negate_expr): Likewise.
19752 (make_range): Likewise.
19753 (extract_muldiv_1): Likewise.
19754 (maybe_canonicalize_comparison): Likewise.
19755 (fold_comparison): Likewise.
19756 (fold_binary): Likewise.
19757 (tree_expr_nonnegative_p): Likewise.
19758 (tree_expr_nonzero_p): Likewise.
19759 * tree-vrp.c (compare_values): Likewise.
19760 (extract_range_from_binary_expr): Likewise.
19761 (extract_range_from_unary_expr): Likewise.
19762 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19764 (nowrap_type_p): Likewise.
19765 * tree-scalar-evolution.c (simple_iv): Likewise.
19766 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19767 (build_range_check): Likewise.
19768 (extract_muldiv_1): Likewise.
19769 (fold_comparison): Likewise.
19770 * tree-vrp.c (vrp_int_const_binop): Likewise.
19771 (extract_range_from_unary_expr): Likewise.
19772 * convert.c (convert_to_integer): Likewise.
19773 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19774 (fold_comparison): Likewise.
19775 (fold_binary): Likewise.
19776 * optabs.c (optab_for_tree_code): Likewise.
19777 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19778 * simplify-rtx.c (simplify_const_relational_operation): Check
19779 flag_strict_overflow and flag_trapv.
19780 (simplify_const_relational_operation): Likewise.
19781 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19782 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19785 2007-01-27 Roger Sayle <roger@eyesopen.com>
19787 * tree.c (tree_fold_gcd): Delete.
19788 * tree.h (tree_fold_gcd): Remove prototype.
19789 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19790 test whether one constant integer is a multiple of another. Instead
19791 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19792 * fold-const.c (multiple_of_p): We've determined both TOP and
19793 BOTTOM are integer constants so we can call int_const_binop directly
19794 instead of the more generic const_binop.
19796 2007-01-27 Roger Sayle <roger@eyesopen.com>
19798 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19799 1*X check that the constant hasn't overflowed, to preserve the
19801 (round_up): Provide an efficient implementation when rouding-up an
19802 INTEGER_CST to a power-of-two.
19804 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19806 * doc/sourcebuild.texi: Add comma for clarity.
19807 * doc/extend.texi: Fix some typos.
19808 * doc/passes.texi: Likewise.
19809 * doc/cppinternals.texi: Likewise.
19810 * doc/c-tree.texi: Likewise.
19811 * doc/tree-ssa.texi: Likewise.
19812 * doc/install.texi: Likewise.
19814 2007-01-27 Jan Hubicka <jh@suse.cz>
19816 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19817 (pass_sra): Do not require alias information.
19818 * passes.c (init_optimization_passes): Add SRA
19820 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19822 * tracer.c (rest_of_handle_tracer): We already cleaned
19823 up the CFG in tracer() so don't do it here again.
19824 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19825 cleanup_cfg here, either. And don't call renumber_insns.
19827 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19828 and BB_HEAD are in the insn stream here. Instead make sure
19829 that BB_INSN is valid on all insns. Also, do check here that
19830 there are no pending branch predictions...
19831 (rtl_verify_flow_info): ...instead of doing it here. Checks
19832 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19835 2007-01-26 Roger Sayle <roger@eyesopen.com>
19837 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19838 function to simplify/factorize operand order canonicalization.
19839 (ix86_fixup_binary_operands): Reorganize using the above function.
19840 (ix86_binary_operator_ok): Likewise.
19842 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19844 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19845 file scope from optimize_attrs.
19846 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19848 (optimize_attrs): Clear insn_code_values after freeing it.
19850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19852 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19853 a parts.base assignment.
19855 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19857 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19858 (compute_subscript_distance, initialize_data_dependence_relation,
19859 finalize_ddr_dependent, analyze_ziv_subscript,
19860 analyze_siv_subscript_cst_affine,
19861 compute_overlap_steps_for_affine_univar,
19862 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19863 analyze_siv_subscript, analyze_miv_subscript,
19864 analyze_overlapping_iterations, subscript_dependence_tester_1,
19865 compute_self_dependence, free_dependence_relation): Work
19866 with affine_fn instead of chrecs.
19867 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19868 common_affine_function, affine_function_base,
19869 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19870 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19871 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19872 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19873 (all_chrecs_equal_p): Removed.
19874 * tree-data-ref.h (affine_fn, conflict_function): New types.
19875 (struct subscript): Change type of conflicting_iterations_in_a
19876 and conflicting_iterations_in_b.
19878 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19881 * config/pa/pa.h (TARGET_HPUX_11): New.
19882 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19883 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19885 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19886 Richard Guenther <rguenther@suse.de>
19888 * tree-ssa-structalias.c (solve_graph): Handle case
19889 we merged the variable to another.
19891 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19893 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19896 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19897 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19899 2007-01-25 DJ Delorie <dj@redhat.com>
19901 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19902 allow changes to modes which don't fit in those registers.
19904 * reload1.c (choose_reload_regs): Check for invalid subregs before
19905 computing their locations, not after.
19907 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19910 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19911 save Altivec registers in an eh_return function.
19912 (compute_vrsave_mask): Likewise.
19913 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19914 for saving Altivec registers.
19915 (rs6000_emit_prologue): Don't allocate stack twice in
19916 eh_return function. Correct expected value of altivec_save_offset
19917 when using save_world. Describe save of R0 to stack when using
19918 save_world. Describe stack pointer adjustment when using
19919 save_world. Remove duplicated eh_return parameter register saving.
19920 Update sp_offset variable after save_world.
19921 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19923 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19924 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19927 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19929 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19931 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19934 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19935 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19937 2007-01-25 Richard Guenther <rguenther@suse.de>
19939 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19940 * common.opt (-Wcoverage-mismatch): New warning option.
19941 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19942 if -Wcoverage-mismatch is given.
19944 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19946 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19947 (ipcp_driver): Change to static definition.
19948 Add dumping of the ifunctions.
19949 (constant_val_insert): Remove unused parameter. Support for SSA.
19950 (ipcp_propagate_const): Support for SSA.
19951 (ipcp_profile_bb_print): Print only analyzed nodes.
19952 (ipcp_replace_map_create): Remove support for Fortran constant
19954 * ipa-prop.c (ipa_method_modify_stmt,
19955 ipa_callsite_compute_param): Support for SSA.
19956 * ipa-prop.h (ipcp_driver): Remove declaration.
19957 (IS_VALID_TREE_MAP_INDEX): Add define.
19959 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19961 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19965 PR middle-end/30447
19966 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19967 constant argument to cabs and do it without checking for
19968 -funsafe-math-optimizations.
19970 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19972 * c-common.h (RID_FIRST_CXX0X): New.
19973 (RID_LAST_CXX0X): New.
19974 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19976 * c.opt (Wc++0x-compat): New.
19977 * doc/invoke.texi (-Wc++0x-compat): Document.
19979 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19981 * builtins.c (fold_builtin_carg): New.
19982 (fold_builtin_1): Use it.
19984 2007-01-24 Jan Hubicka <jh@suse.cz>
19986 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19988 * ipa-inline.c (initial_insns, max_insns): Delete.
19989 (compute_max_insns): New function.
19990 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19991 amount of insns as base for code growth.
19992 (cgraph_decide_inlining): Make initial_insns local; do not compute
19994 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19995 * doc/invoke.texi (inline-unit-growth): Update docs.
19997 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19999 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20000 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20001 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20002 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20003 for CPUs that have PTA_CX16 set.
20005 PR middle-end/27416
20006 * gimplify.c (omp_check_private): New function.
20007 (gimplify_scan_omp_clauses): Use it for
20008 firstprivate/lastprivate/reduction.
20010 PR middle-end/30494
20011 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20012 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20014 PR middle-end/30421
20015 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20016 If lower_lastprivate_clauses emits some statements, append them
20017 to dlist rather than body_p and to body_p append an initializer.
20018 (lower_omp_for): Adjust caller.
20020 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20022 * target.h (globalize_decl_name): New.
20023 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20024 * output.h (default_globalize_decl_name): New.
20025 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20027 (globalize_decl): Ditto.
20028 (default_globalize_decl_name): New.
20029 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20030 (ia64_handle_version_id_attribute): New.
20031 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20032 (ia64_asm_output_external): Use globalize_decl_name instead
20033 of globalize_label.
20034 * doc/extend.texi (version_id): New pragma.
20035 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20039 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20040 _uleb128_t and _Unwind_SWord with _sleb128_t.
20041 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20042 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20044 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20045 * unwind-pe.h (read_uleb128, read_sleb128,
20046 read_encoded_value_with_base): Likewise.
20047 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20049 2007-01-24 Richard Guenther <rguenther@suse.de>
20051 * builtins.c (expand_builtin_cexpi): Get the fndecl
20052 for cexp in the correct way.
20054 2007-01-24 Jan Hubicka <jh@suse.cz>
20056 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20059 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20061 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20062 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20063 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20064 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20065 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20066 __SIZEOF_PTRDIFF_T__.
20067 * doc/cpp.texi: Documentation for the new builtin macros added.
20069 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20071 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20072 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20073 instead of operands[2] to avoid access past the end of array.
20075 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20077 * reload1.c (emit_reload_insns): Pass the reload register
20078 for a non-spill output reload through forget_old_reloads_1.
20080 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20083 _SOFT_DOUBLE if doubles use software floating-point.
20084 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20085 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20086 * config/rs6000/darwin-ldouble.c: Also compile functions for
20087 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20088 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20089 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20090 commented-out long double override.
20091 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20092 * config/rs6000/eabispe.h: Likewise.
20093 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20094 long double for non-SPE.
20095 (rs6000_handle_option): Likewise.
20096 (invalid_e500_subreg): Disallow more subregs involding DImode,
20097 DFmode, TImode or TFmode.
20098 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20100 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20102 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20103 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20105 (rs6000_legitimate_address): Also check for TFmode for E500
20107 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20108 (spe_build_register_parallel): Handle TFmode and TCmode.
20109 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20111 (function_arg): Handle TFmode and TCmode for E500 double.
20112 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20114 (print_operand): Handle TFmode and TImode for %y.
20115 (rs6000_generate_compare): Handle TFmode comparisons for E500
20117 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20118 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20119 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20120 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20121 TFmode for E500 double.
20122 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20123 (floatsidf2): Enable for E500 double.
20124 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20125 (extenddftf2): Change to extenddftf2_fprs.
20126 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20127 depending on TARGET_E500_DOUBLE.
20128 (extendsftf2): Enable for E500 double.
20129 (trunctfdf2): Enable for E500 double.
20130 (trunctfsf2): Change to trunctfsf2_fprs.
20131 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20132 depending on TARGET_E500_DOUBLE.
20133 (floatsitf2): Enable for E500 double.
20134 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20135 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20136 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20137 (negtf2): Change to negtf2_internal.
20138 (negtf2): New expander.
20139 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20140 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20141 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20142 (movdi_internal32): Use rs6000_nonimmediate_operand.
20143 (unnamed splitter): Likewise.
20144 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20145 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20146 (SPE64TF, DITI): New mode macros.
20147 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20150 (frob_<mode>_di_2): New.
20151 (frob_tf_di_8_2): New.
20152 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20154 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20156 (frob_ti_<mode>_8_2): New.
20157 (frob_ti_tf_2): New.
20158 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20159 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20161 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20162 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20163 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20164 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20165 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20166 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20169 2007-01-23 Ian Lance Taylor <iant@google.com>
20171 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20173 (OBJS-archive): Reformat, alphabetize.
20174 (OBJS): Change out_object_file to OBJS-md.
20176 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20178 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20179 JUMP_P and CALL_P predicates where applicable.
20180 * config/i386/i386.c: Ditto.
20181 * config/i386/i386.md: Ditto.
20182 * config/i386/mmx.md: Ditto.
20183 * config/i386/predicates.md: Ditto.
20185 2007-01-22 Andreas Schwab <schwab@suse.de>
20187 * config/m68k/m68k.h: Fix comment.
20189 2007-01-22 Jan Hubicka <jh@suse.cz>
20191 * passes.c (init_optimization_passes): Do not rerun
20192 pass_early_warn_uninitialized.
20194 2007-01-22 Richard Guenther <rguenther@suse.de>
20196 PR tree-optimization/30038
20197 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20199 (execute_cse_sincos_1): Likewise.
20200 (execute_cse_sincos): Likewise.
20201 (gate_cse_sincos): Likewise.
20202 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20203 the cexpi() canonicalization of sincos().
20204 * tree-pass.h (pass_cse_sincos): Declare.
20205 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20207 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20209 PR rtl-optimization/29329
20210 * combine.c (replaced_rhs_insn): Rename to i2mod.
20211 (replaced_rhs_value): Rename to i2mod_new_rhs.
20212 (i2mod_old_rhs): New global variable.
20213 (combine_instructions): Adjust for above change. Save a copy of
20214 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20215 note are substituted in the second instruction.
20216 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20217 ditch the note if it pertains to the second eliminated register
20218 and this register is mentioned in i2mod_old_rhs.
20221 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20223 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20224 the insn to which the note was originally attached.
20226 2007-01-21 Jan Hubicka <jh@suse.cz>
20228 * ipa-inline.c (inlining_mode): Comment, move up.
20229 (cgraph_decide_inlining_incrementally): Do not perform inlining
20230 itself; fix handling of flattening of self recursive functions.
20231 (cgraph_find_cycles): Remove.
20232 (cgraph_flatten_node): Remove.
20233 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20234 (try_inline): New function.
20235 (cgraph_early_inlining): Update call of
20236 cgraph_decide_inlining_incrementally. Apply inlining here.
20237 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20239 2007-01-21 Dirk Mueller <dmueller@suse.de>
20242 * tree-vrp.c (check_array_bounds): do not warn
20243 about ADDR_EXPR's of ARRAY_REF's which are immediately
20244 used in binary expressions.
20246 2007-01-21 Ira Rosen <irar@il.ibm.com>
20248 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20249 read_write_dep and macros for its access.
20250 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20251 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20252 argument, call vect_check_interleaving for every independent pair of
20253 data-refs. Mark loads that access the same memory location as a store
20255 (vect_check_dependences): Remove.
20256 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20257 call, fix the call to vect_analyze_data_ref_dependence.
20258 (vect_analyze_data_ref_access): For statements that access the same
20259 data-ref, check that they are not stores; for loads, check that there
20260 is no store that access the same location.
20262 2007-01-20 Roger Sayle <roger@eyesopen.com>
20263 Joseph Myers <joseph@codesourcery.com>
20265 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20266 (-fdump-rtl-stack): Likewise.
20267 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20268 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20269 (-mpt-fixed): Use @minus{} for minus sign.
20270 (Using Precompiled Headers): Fix under/overfull hbox.
20272 2007-01-20 Jan Hubicka <jh@suse.cz>
20274 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20275 place within annotation.
20277 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20279 * pa.c (output_move_double): Change array size of xoperands to 4.
20281 2007-01-20 Jan Hubicka <jh@suse.cz>
20283 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20286 2007-01-19 Ian Lance Taylor <iant@google.com>
20288 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20289 constant to unsigned HOST_WIDE_INT before negating.
20291 2007-01-19 Ian Lance Taylor <iant@google.com>
20293 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20295 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20296 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20297 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20298 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20299 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20300 (realloc_vdef, realloc_vuse): Change second parameter to
20302 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20303 fields to unsigned.
20304 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20305 unsigned. Change x and lim locals to unsigned.
20306 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20308 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20309 (copy_virtual_operands): Change i and n locals to unsigned.
20311 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20313 PR middle-end/29335
20314 * builtins.c (fold_builtin_1): Handle builtin fdim.
20316 2007-01-20 Jan Hubicka <jh@suse.cz>
20318 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20319 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20320 init_alias_heapvars.
20321 (init_alias_heapvars): Initialize only when not already initialized.
20322 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20324 2007-01-19 Roger Sayle <roger@eyesopen.com>
20326 * common.opt (fsigned-zeros): New command line option.
20327 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20328 of flag_unsafe_math_optimizations.
20329 * opts.c (set_fast_math_flags): The -ffast-math command line option
20330 implies -fno-signed-zeros.
20331 (fast_math_flags_set_p): Likewise.
20333 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20334 the documentation of -ffast-math appropriately. Wrap long lines.
20336 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20338 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20339 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20341 2007-01-19 Tomas Bily <tbily@suse.cz>
20343 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20345 (tree_init_ic_make_global_vars): New function
20346 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20347 (tree_gen_ic_profiler): New function
20348 (tree_gen_ic_func_profiler): New function
20349 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20350 (tree_profile_hooks): Added hook for indirec/virtual calls
20351 * value-prof.c (tree_find_values_to_profile): New case for
20353 (tree_values_to_profile): Call for determining indirect/virtual
20355 (tree_indirect_call_to_profile): New function
20356 (tree_ic_transform): New function
20357 (tree_ic): New function
20358 (find_func_by_pid): New function
20359 (init_pid_map): New function
20360 (tree_value_profile_transformations): Added check for
20361 indirect/virtual call transformation
20362 * value-prof.h (enum hist_type): New counter type for
20363 indirect/virtual calls
20364 (profile_hooks): Added new hook for profiling indirect/virtual
20366 * profile.c (instrument_values): New case for indirect/virtual
20368 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20369 (GCOV_COUNTER_V_INDIR): New counter type
20370 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20371 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20373 * cgraph.c: Definition of cgraph_max_pid
20374 (cgraph_create_node): Default init of pid attribute
20375 * cgraph.h: Declaration of cgraph_max_pid
20376 (struct cgraph_node): Added pid attribute
20377 * libgcov.c (__gcov_indirect_call_profiler): New function
20378 (__gcov_one_value_profiler_body): New function
20379 (__gcov_one_value_profiler): Body was moved to
20380 __gcov_one_value_profiler_body and calls it
20382 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20384 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20385 * gengtype.c (write_types_data, write_func_for_structure,
20386 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20387 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20388 (walk_type, write_func_for_structure): Generate the mark_hook if
20391 2007-01-19 Jan Hubicka <jh@suse.cz>
20393 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20394 'early' argument take inlining mode argument specifying whether to
20395 inline for size/speeed or all functions; add support for flattening;
20397 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20399 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20402 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20403 the name of the declared identifier.
20405 2007-01-19 Dirk Mueller <dmueller@suse.de>
20407 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20408 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20409 duplicate evaluation.
20411 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20413 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20414 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20415 to XFMode, use acosxf2 and truncate result to requested mode.
20416 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20417 (asin<mode>2): Similarly, with asin expanders.
20418 (*fscalexf4_i387): Rename from *fscalexf4.
20419 (expNcorexf3): New expander.
20420 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20421 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20422 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20423 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20424 patterns for SSE math.
20425 (exp10<mode>2): Similarly, with exp10 expanders.
20426 (exp2<mode>2): Similarly, with exp2 expanders.
20427 (expm1<mode>2): Similarly, with expm1 expanders.
20428 (ldexp<mode>3): Similarly, with ldexp expanders.
20429 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20430 Use gen_truncxf<mode>2_i387_noop to truncate result.
20432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20434 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20435 for ColdFire targets.
20437 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20438 Richard Sandiford <richard@codesourcery.com>
20440 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20441 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20442 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20443 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20444 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20445 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20447 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20449 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20450 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20451 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20452 (*adddi_dilshr32_cf): New pattern.
20453 (adddi3, subdi3): Remove first alternatives.
20455 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20457 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20458 implemented using move.l, do not use its cc result for floating-point
20461 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20463 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20464 from accepting 's' constraints if flag_pic.
20466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20468 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20469 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20470 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20471 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20473 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20475 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20476 ColdFire alternatives.
20477 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20478 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20479 architectures that support ff1 instruction.
20481 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20482 Julian Brown <julian@codesourcery.com>
20484 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20485 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20486 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20489 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20491 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20493 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20494 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20495 HOST_WIDE_INT instead of an rtx.
20496 (m68k_rtx_costs): Update call accordingly.
20497 (output_move_const_into_data_reg): Likewise. Fix formatting.
20498 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20500 (output_move_simode_const): Update calls after above changes.
20501 Rework to use automatic variables and predicates like MEM_P.
20502 * config/m68k/m68k.md (pushexthisi_const): Update call to
20505 2007-01-19 Dirk Mueller <dmueller@suse.de>
20507 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20508 in dump_flags test.
20510 2007-01-19 Richard Guenther <rguenther@suse.de>
20512 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20513 via cexp in case sincos is not available.
20515 2007-01-19 Richard Guenther <rguenther@suse.de>
20517 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20518 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20519 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20520 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20521 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20522 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20523 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20524 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20526 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20528 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20530 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20531 (atan2xf3): Directly generate RTL pattern.
20532 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20533 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20534 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20535 disable patterns for SSE math.
20536 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20537 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20538 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20539 disable patterns for SSE math.
20541 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20543 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20545 2007-01-18 Roger Sayle <roger@eyesopen.com>
20547 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20548 VIEW_CONVERT_EXPR to the same type as it's operand.
20550 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20552 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20553 configured for long double 128.
20555 2007-01-18 Mike Stump <mrs@apple.com>
20557 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20560 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20562 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20565 2007-01-18 Jan Hubicka <jh@suse.cz>
20567 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20568 greater than NUM_VOP_FREE_BUCKETS.
20570 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20572 * tree-ssa-structalias.c: Update comments.
20573 (ptabitmap_obstack): Removed.
20574 (pta_obstack): New.
20575 (oldpta_obstack): Ditto.
20576 (stats): Add a few members.
20577 (struct variable_info): Remove node, complex, address_taken, and
20578 indirect_target members. Add oldsolution member.
20579 (new_var_info): Do not initialize removed members.
20580 (constraint_expr_type): Remove INCLUDES.
20581 (constraint_graph): Add size, implicit_preds, rep,
20582 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20583 (FIRST_REF_NODE): New macro.
20584 (LAST_REF_NODE): Ditto.
20585 (FIRST_ADDR_NODE): Ditto.
20586 (find): New function.
20588 (dump_constraint): Do not handle INCLUDES.
20589 (insert_into_complex): Do not insert duplicate constraints.
20590 (condense_varmap_nodes): Renamed and rewritten into ...
20591 (merge_node_constraints): This. Also fix bug in handling of
20592 offseted copy constraints.
20593 (clear_edges_for_node): No longer need to deal with preds at all,
20594 or removing associated preds/succs.
20595 (merge_graph_nodes): Deal with indirect_cycles.
20596 Don't deal with predecessors.
20597 (add_implicit_graph_edge): New function.
20598 (add_pred_graph_edge): Ditto.
20599 (add_graph_edge): Don't deal with predecessors.
20600 (build_constraint_graph): Removed.
20601 (build_pred_graph): New function.
20602 (build_succ_graph): Ditto.
20603 (struct scc_info): Removed in_component. Added roots, dfs, and
20604 node_mapping. Remove visited_index, unification_queue.
20605 (scc_visit): Deal with union-find we do now.
20606 Deal with cycles with REF nodes.
20607 (collapse_nodes): Renamed and rewritten to ...
20608 (unify_nodes): This.
20609 (process_unification_queue): Removed.
20610 (topo_visit): Cleanup
20611 (do_da_constraint): Use find.
20612 (do_sd_constraint): Ditto.
20613 (do_ds_constraint): Ditto.
20614 (do_complex_constraint): Ditto.
20615 (init_scc_info): Update for removed and added members.
20616 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20617 (find_indirect_cycles): This.
20618 (equivalence_class): New variable.
20619 (label_visit): New function.
20620 (perform_variable_substitution): Rewritten.
20621 (free_var_substitution_info): New function.
20622 (find_equivalent_node): Ditto.
20623 (move_complex_constraints): Ditto.
20624 (eliminate_indirect_cycles): Ditto.
20625 (solve_graph): Only propagate changed bits.
20626 Use indirect cycle elimination.
20628 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20629 (tree_id_eq): Renamed to ...
20630 (tree_vi_eq): This. Update for member change
20631 (insert_id_for_tree): Renamed and rewritten to ...
20632 (insert_vi_for_tree): This.
20633 (lookup_id_for_tree): Renamed and rewritten to ...
20634 (lookup_vi_for_tree): This.
20635 (get_id_for_tree): Renamed and rewritten to ...
20636 (get_vi_for_tree): Ditto.
20637 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20638 (process_constraint): Don't handle INCLUDES.
20639 Remove special ADDRESSOF case.
20640 (find_func_aliases): Rewrite to use vi functions instead of id
20642 (create_function_info_for): Ditto.
20643 (create_variable_info_for): Ditto.
20644 (intra_create_variable_infos): Ditto.
20645 (merge_smts_into): Ditto.
20646 (find_what_p_points_to): Ditto.
20647 (init_base_vars): Ditto.
20648 (init_alias_vars): Ditto.
20649 (remove_preds_and_fake_succs): New function.
20650 (dump_sa_points_to_info): Dump new stats.
20651 (dump_solution_for_var): Use find.
20652 (set_used_smts): Fix formatting.
20653 (compute_points_to_sets): Updated for new functions.
20654 (ipa_pta_execute): Ditto.
20656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20657 Richard Sandiford <richard@codesourcery.com>
20659 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20661 * calls.c (expand_call): If the return value is a PARALLEL,
20662 extract its first member.
20663 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20664 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20665 use FUNCTION_EXTRA_EPILOGUE.
20666 (m68k_function_value): Return a PARALLEL if the return value
20667 is of a pointer type.
20668 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20669 (FUNCTION_EXTRA_EPILOGUE): Remove.
20670 * config/m68k/m68k.md (D0_REG): New constant.
20672 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20674 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20675 output a NOP for empty epilogues.
20677 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20679 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20680 before function. Extend register save check to include all
20681 registers, not just integer ones.
20683 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20685 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20686 (m68k_use_return_insn): ...this.
20687 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20688 * config/m68k/m68k.c (use_return_insn): Rename to...
20689 (m68k_use_return_insn): ...this.
20690 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20691 of USE_RETURN_INSN.
20693 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20695 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20696 nearest even, fix denormal rounding overflow.
20698 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20700 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20701 f%$smove and f%$move.
20702 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20703 (extendsfdf2_cf): Use fdmove instead of f%&move.
20704 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20705 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20709 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20714 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20715 (coldfire_single_format): Declare.
20716 (coldfire_double_format): Likewise.
20717 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20718 of qnan_msb_set to determine the lower bits of a canonical
20720 (encode_ieee_double): Likewise.
20721 (encode_ieee_quad): Likewise.
20722 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20723 (mips_single_format): Likewise.
20724 (ieee_double_format): Likewise.
20725 (mips_double_format): Likewise.
20726 (ieee_extended_motorola_format): Likewise.
20727 (ieee_extended_intel_96_format): Likewise.
20728 (ieee_extended_intel_128_format): Likewise.
20729 (ieee_extended_intel_96_round_53_format): Likewise.
20730 (ibm_extended_format): Likewise.
20731 (mips_extended_format): Likewise.
20732 (ieee_quad_format): Likewise.
20733 (mips_quad_format): Likewise.
20734 (vax_f_format): Likewise.
20735 (vax_d_format): Likewise.
20736 (vax_g_format): Likewise.
20737 (i370_single_format): Likewise.
20738 (i370_double_format): Likewise.
20739 (decimal_single_format): Likewise.
20740 (decimal_double_format): Likewise.
20741 (decimal_quad_format): Likewise.
20742 (c4x_single_format): Likewise.
20743 (c4x_extended_format): Likewise.
20744 (real_internal_format): Likewise.
20745 (coldfire_single_format): New real_format.
20746 (coldfire_double_format): Likewise.
20747 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20748 canonical_nan_lsbs_set.
20749 (pdp11_d_format): Likewise.
20750 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20751 if TARGET_COLDFIRE_CPU.
20753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20755 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20756 (output_call, m68k_legitimize_call_address): Declare.
20757 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20758 parenthesees. Add support for a 'W' constraint.
20759 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20760 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20761 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20762 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20764 (override_options): Initialize them. Do not set flag_no_function_cse
20765 for TARGET_ID_SHARED_LIBRARY.
20766 (m68k_output_pic_call): Delete.
20767 (m68k_legitimize_call_address): New function.
20768 (print_operand): Remove the %o prefix. Handle the %p prefix.
20769 (output_call): New function.
20770 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20771 target address from the GOT if symbolic jumps are not allowed.
20772 * config/m68k/m68k.md (call, general_operand): Do not set
20773 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20774 Merge separate flag_pic and !flag_pic define_insns into...
20775 (*call, *call_value): ...these new patterns. Match the address
20776 rather than the containing MEM and require it to be a call_operand.
20777 Use output_call to generate the asm template.
20778 * config/m68k/predicates.md (const_call_operand): New predicate.
20779 (call_operand): Likewise.
20781 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20783 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20784 (STACK_GROWS_DOWNWARD): Define to 1.
20785 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20786 comments, emphasizing that these values are only defaults.
20787 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20788 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20790 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20792 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20794 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20795 Richard Sandiford <richard@codesourcery.com>
20797 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20798 (FP_REGNO_P): New macros.
20799 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20800 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20801 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20802 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20804 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20806 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20807 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20809 * config/m68k/t-floatlib: New file, extracting common code from...
20810 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20811 * config/m68k/t-uclinux: Here.
20812 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20813 routines on ColdFire targets.
20815 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20817 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20818 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20819 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20820 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20821 explicitly set MOTOROLA to 1.
20822 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20824 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20825 Nathan Sidwell <nathan@codesourcery.com>
20827 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20828 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20829 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20830 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20831 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20832 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20833 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20834 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20835 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20836 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20837 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20838 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20839 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20840 (DBX_REGISTER_NUMBER): Delete.
20841 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20842 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20843 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20845 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20847 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20848 * config/flat.h: New file.
20849 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20850 OBJECT_FORMAT_FLAT.
20851 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20852 indirect references for -msep-data or -mid-shared-library.
20853 Do not use PC-relative code addresses either.
20854 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20856 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20857 for shared libraries and crt1.o for executables. Use crti.o and
20859 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20860 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20861 Do not add -elf2flt or -shared-lib-id options here.
20862 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20863 Pass -shared-lib-id if -mid-shared-library, taking the library
20864 identifier from -mshared-library-id if given, otherwise
20866 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20867 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20868 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20869 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20870 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20871 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20873 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20874 jump sequence for ISA A and ISA A+.
20875 (PICJUMP): Likewise.
20877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20879 * config.gcc (m68k-*-uclinux*): Base the port on the common
20880 and m68k GNU/Linux files rather than on the generic ELF ones.
20881 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20882 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20884 2007-01-18 Julian Brown <julian@codesourcery.com>
20885 Richard Sandiford <richard@codesourcery.com>
20887 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20888 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20889 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20891 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20892 80 unconditionally.
20893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20895 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20897 * doc/install.texi: Document m68k-uclinuxoldabi.
20898 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20899 * config/m68k/uclinux-oldabi.h: New file, copied from
20900 config/m68k/uclinux.h.
20902 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20904 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20905 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20906 (m32r_compute_frame_size): Use unsigned for regno.
20907 (m32r_reload_lr): Use gen_frame_mem.
20909 (m32r_output_function_epilogue): Don't output the function epilogue
20911 (m32r_expand_epilogue): New.
20912 (direct_return): Return false if the function has the interrupt
20914 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20915 * config/m32r/m32r.md (epilogue): New expander.
20916 (return_lr, return_rte): New insns.
20917 (return): Make it expander.
20918 (return_normal): New expander.
20920 2007-01-18 Josh Conner <jconner@apple.com>
20923 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20924 support for UNLE, UNLT, UNGE, and UNGT.
20926 2007-01-18 Jan Hubicka <jh@suse.cz>
20928 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20929 * tree-tailcall (add_virtual_phis): Likewise.
20930 (optimize_tail_call): Return TODOs.
20931 (execute_tail_calls): Return TODOs.
20932 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20933 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20936 Cleanup cfg using TODO.
20937 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20938 * passes.c (execute_function_todo): When cleanup did something, remove
20940 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20941 (make_edges): Don't cleanup_cfg.
20943 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20945 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20946 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20947 operate on the top of stack.
20948 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20949 register handling of instructions that output to the second
20951 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20952 (move_for_stack_reg): Special-case check for dead destination
20953 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20955 * config/i386/i386.md (UNSPEC_TAN): New constant.
20956 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20957 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20958 to correctly model move of constant 1.0 to top stack slot.
20959 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20960 (unnamed peephole2 pattern): Remove corresponding peephole2
20961 pattern that optimizes tan insn and loading of constant 1.0.
20962 (tanxf2): Use fptanxf4_i387.
20963 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20964 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20965 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20966 disable patterns for SSE math.
20967 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20968 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20970 2007-01-18 Dirk Mueller <dmueller@suse.de>
20971 Richard Guenther <rguenther@suse.de>
20974 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20975 * common.opt (Warray-bounds): Add new warning option.
20976 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20978 * Makefile.in: make tree-vrp.o depend on toplev.h
20979 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20981 (check_array_refs, check_array_bounds, check_array_ref): New.
20983 2007-01-18 Jan Hubicka <jh@suse.cz>
20985 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20986 (execute_ssa_ccp): Return flags conditionally.
20987 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20989 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20991 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20993 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20994 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20996 * Makefile.c (GTFILES): Add cfglayout.h.
20997 * gengtype.c (open_base_files): Likewise.
20998 * cfglayout.c (cfg_layout_function_footer,
20999 cfg_layout_function_header) Reindent to make gengtype happy.
21000 * cfglayout.h (cfg_layout_function_footer,
21001 cfg_layout_function_header): Add GTY(()) marker.
21003 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21005 2007-01-18 Ben Elliston <bje@au.ibm.com>
21007 * genautomata.c (write_automata): Include xstrerror output in the
21008 error message if writing the DFA description file fails.
21010 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21012 * config/mips/mips-protos.h (mips_output_external): Make it
21014 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21015 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21016 (extern_list): Likewise.
21017 (extern_head): Likewise.
21018 (TARGET_ASM_FILE_END): Likewise.
21019 (mips_file_end): Likewise.
21020 (mips_output_external): Rewritten.
21022 2007-01-18 Ben Elliston <bje@au.ibm.com>
21024 * genpreds.c (write_insn_preds_c): Only write out the function
21025 body for regclass_for_constraint if we have register constraints.
21027 2007-01-17 Tom Tromey <tromey@redhat.com>
21029 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21030 * doc/install.texi (Testing): Use sourceware.org.
21031 (Binaries): Likewise.
21032 (Specific): Likewise.
21033 * doc/contrib.texi (Contributors): Use sourceware.org.
21035 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21037 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21038 (AVR_ENHANCED): Rename to ...
21039 (AVR_HAVE_MUL): ... new.
21040 (avr_enhanced_p): Rename to ...
21041 (avr_have_mul_p): ... new.
21042 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21043 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21044 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21045 (avr_have_mul_p): ... new.
21046 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21047 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21048 'avr_enhanced_p' and 'enhanced'.
21049 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21050 AVR_HAVE_MUL instead of AVR_ENHANCED.
21051 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21052 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21053 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21054 instead of AVR_ENHANCED.
21055 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21056 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21057 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21059 2007-01-17 Ian Lance Taylor <iant@google.com>
21061 * vec.h (VEC_reserve_exact): Define.
21062 (vec_gc_p_reserve_exact): Declare.
21063 (vec_gc_o_reserve_exact): Declare.
21064 (vec_heap_p_reserve_exact): Declare.
21065 (vec_heap_o_reserve_exact): Declare.
21066 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21068 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21069 negative parameter.
21070 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21071 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21072 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21073 * vec.c (calculate_allocation): Add exact parameter. Change all
21075 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21076 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21077 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21078 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21079 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21080 (vec_heap_p_reserve_exact): New function.
21081 (vec_heap_o_reserve_exact): New function.
21083 2007-01-17 Jan Hubicka <jh@suse.cz>
21085 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21087 2007-01-17 Eric Christopher <echristo@apple.com>
21089 * config.gcc: Support core2 processor.
21091 2007-01-16 Jan Hubicka <jh@suse.cz>
21093 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21094 the names, just unlink the chain so we don't crash on dangling
21098 2007-01-16 Jan Hubicka <jh@suse.cz>
21100 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21101 * tree-pass.h: Reorder to make IPA passes appear toegher.
21102 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21104 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21105 parameters, do not call early inliner.
21106 * ipa-inline.c: Update comments. Include tree-flow.h
21107 (cgraph_decide_inlining): Do not compute inlining parameters.
21108 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21109 be called with function context set up.
21110 (pass_ipa_inline): Remove unreachable functions before pass.
21111 (cgraph_early_inlining): Simplify assuming to be called from the
21113 (pass_early_inline): New pass.
21114 (cgraph_gate_ipa_early_inlining): New gate.
21115 (pass_ipa_early_inline): Turn into simple wrapper.
21116 (compute_inline_parameters): New function.
21117 (gate_inline_passes): New gate.
21118 (pass_inline_parameters): New pass.
21119 (apply_inline): Move here from tree-optimize.c
21120 (pass_apply_inline): New pass.
21121 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21123 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21124 doing them by hand.
21125 (tree_function_versioning): Do not allocate dummy struct function.
21126 * tree-inline.h (optimize_inline_calls): Update prototype.
21127 * tree-optimize.c (execute_fixup_cfg): Export.
21128 (pass_fixup_cfg): Remove
21129 (tree_rest_of_compilation): Do not apply inlines.
21130 * tree-flow.h (execute_fixup_cfg): Declare.
21131 * Makefile.in (gt-passes.c): New.
21132 * passes.c: Include gt-passes.h
21133 (init_optimization_passes): New passes.
21134 (nnodes, order): New static vars.
21135 (do_per_function_toporder): New function.
21136 (execute_one_pass): Dump current pass here.
21137 (execute_ipa_pass_list): Don't dump current pass here.
21139 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21141 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21142 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21144 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21146 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21147 (strong_alias): Define.
21148 (__gcc_qmul): Provide non-FMA for soft-float.
21149 (__gcc_qdiv): Same.
21154 (__gcc_qunord): New.
21164 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21165 soft-float functions.
21166 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21167 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21168 about long double soft float.
21170 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21171 Tehila Meyzels <tehila@il.ibm.com>
21173 * tree-vectorizer.h (is_pattern_stmt_p): New.
21174 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21175 formatting (tabs instead of spaces). Cleanup and clarify setting
21176 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21177 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21178 (vectorizable_type_demotion): Check that types are integral.
21179 (vectorizable_type_promotion): Likewise.
21180 (vectorizable_store): Fix typo. Eliminate new-line at end of
21183 2007-01-16 Jan Hubicka <jh@suse.cz>
21185 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21188 2007-01-15 Eric Christopher <echristo@apple.com>
21190 * ifcvt.c: Include vec.h, vecprim.h.
21191 (check_cond_move_block): New argument regs.
21192 Reorganize. Add registers used to regs.
21193 (cond_move_process_if_block): Use regs set above as
21196 2007-01-15 Eric Christopher <echristo@apple.com>
21198 * config/darwin.h: Update copyright.
21199 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21200 (LINK_COMMAND_SPEC): Add -u.
21201 (LINK_SPEC): Fix umbrella for above.
21203 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21205 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21208 2007-01-15 Tom Tromey <tromey@redhat.com>
21210 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21211 * doc/install.texi (Testing): Don't mention jacks.
21212 (Configuration): Document --enable-java-maintainer-mode. Move
21213 --with-java-home to libgcj-specific section. Document
21215 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21217 2007-01-15 Jan Hubicka <jh@suse.cz>
21219 * tree-ssa-dce.c (DCE_TODOs): New.
21220 (propagate_necessity): Return if something changed.
21221 (eliminate_unnecessary_stmts): Likewise.
21222 (perform_tree_ssa_dce): Return TODO flags when needed.
21223 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21225 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21227 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21228 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21229 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21230 patterns using X87MODEF12 mode macro. Extend operand 1
21231 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21232 (log10<mode>2): Ditto.
21233 (log2<mode>2): Ditto.
21234 (log1p<mode>2): Ditto.
21235 (logb<mode>2): Ditto.
21236 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21237 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21238 (*fxtractxf3_i387): Rename from *fxtractxf3.
21239 (fxtract_extend<mode>xf3_i387): New insn pattern.
21240 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21241 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21242 and gen_fyl2xxf3_i387().
21244 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21246 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21247 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21248 get_loop_exit_edges. Changed return type to bool.
21249 * cfgloop.h (fix_loop_placement): Declaration removed.
21251 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21253 * param.h (MIN_VECT_LOOP_BOUND): New.
21254 * params.def (MIN_VECT_LOOP_BOUND): New.
21255 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21256 argument - minimum threshold for number of iterations.
21257 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21258 argument to declaration.
21259 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21260 MIN_VECT_LOOP_BOUND.
21261 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21262 slpeel_tree_peel_loop_to_edge with additional argument.
21263 (vect_do_peeling_for_alignment): Likewise.
21264 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21266 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21269 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21270 operands of size 1.
21272 2007-01-14 Jan Hubicka <jh@suse.cz>
21274 * tree-dfa.c (remove_referenced_var): New function.
21275 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21276 prune referenced vars list too.
21277 * tree-flow.h (remove_referenced_var): Declare.
21279 2007-01-14 Jan Hubicka <jh@suse.cz>
21281 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21283 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21284 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21285 * except.h (verify_eh_throw_table_statements): Kill prototype.
21286 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21287 into call exrepssions.
21288 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21290 * tree-cfg.c: Include pointer-set.h.
21291 (verify_node_sharing): Work on pointer set.
21292 (verify_eh_throw_stmt_node): New.
21293 (verify_stmts): Use pointers sets, verify throw_stmt.
21295 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21297 * ipa-reference.c (analyze_function): Consider also addresses taken
21300 2007-01-12 Roger Sayle <roger@eyesopen.com>
21302 * c-typeck.c (null_pointer_constant_p): Replace use of
21303 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21304 (build_c_cast): Likewise.
21306 2007-01-12 Roger Sayle <roger@eyesopen.com>
21308 * tree.h (force_fit_type_double): Remove unused final argument.
21309 * c-common.c (constant_expression_warning): Replace use of
21310 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21311 (convert_and_check): Likewise.
21312 (shorten_compare): Update call to force_fit_type_double.
21313 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21314 * convert.c (convert_to_pointer): Update call to
21315 force_fit_type_double.
21316 * fold-const.c (force_fit_type_double): Remove overflowed_const
21318 (int_const_binop, fold_convert_const_int_from_int,
21319 fold_convert_const_int_from_real, fold_div_compare,
21320 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21321 fold_abs_const, fold_not_const): Remove the final argument from
21322 calls to force_fit_type_double.
21324 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21326 * configure.ac: Set insn to "nop" for spu-*-* also.
21327 * configure: Regenerate.
21329 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21331 * builtins.def : Add BUILT_IN_FREE.
21333 2007-01-12 Jan Hubicka <jh@suse.cz>
21335 PR tree-optimization/30443
21336 * tree-inline.c (tree_function_versioning): Do not optimize when
21337 cloning for inlining.
21339 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21341 * doc/loop.texi: Document recording of loop exits.
21342 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21343 (update_single_exits_after_duplication,
21344 update_single_exit_for_duplicated_loop,
21345 update_single_exit_for_duplicated_loops): Removed.
21346 (duplicate_loop_to_header_edge): Do not call
21347 update_single_exits_after_duplication and
21348 update_single_exit_for_duplicated_loops.
21349 (loop_version): Do not update single_exit information.
21350 (fix_loop_structure): Use record_loop_exits instead of
21351 mark_single_exit_loops.
21352 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21353 the lists of loop exits.
21354 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21355 split_edge, merge_blocks): Update the lists of loop exits.
21356 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21357 loop_optimizer_init.
21358 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21359 of mark_single_exit_loops.
21360 (loop_optimizer_finalize): Call release_recorded_exits.
21361 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21362 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21363 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21364 update single exit information.
21365 * lambda-code.c (perfect_nestify): Ditto.
21366 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21367 (mark_single_exit_loops): Removed.
21368 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21369 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21370 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21372 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21373 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21374 (verify_loop_structure): Verify consistency of the exit lists.
21375 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21376 (set_single_exit): Removed.
21377 * cfgloop.h (struct loop_exit): New function.
21378 (struct loop): single_exit_ field replaced by exits field.
21379 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21380 LOOPS_HAVE_RECORDED_EXITS.
21381 (struct loops): Added exits hash.
21382 (mark_single_exit_loops, set_single_exit): Declaration removed.
21383 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21385 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21387 * doc/invoke.texi: Avoid use of @headitem.
21389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21391 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21395 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21399 Richard Sandiford <richard@codesourcery.com>
21401 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21402 * config/m68k/m68k.opt: Resort options.
21403 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21405 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21406 Richard Sandiford <richard@codesourcery.com>
21408 * doc/invoke.texi: Document the macros that are defined by
21409 m68k's -mtune and -mhard-float options.
21410 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21411 (m68k_cpp_cpu_family): Likewise.
21412 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21413 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21414 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21415 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21416 (m68k_cpp_cpu_family): Likewise.
21418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21420 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21421 macros besides mc68000 as tuning macros. Use a switch statement
21422 to set them and mcpu32.
21424 2007-01-12 Julian Brown <julian@codesourcery.com>
21426 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21427 (TARGET_68040_ONLY): Rename to...
21428 (TARGET_68040): ...this.
21429 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21430 * config/m68k/m68k.md: Likewise.
21432 2007-01-12 Julian Brown <julian@codesourcery.com>
21433 Nathan Sidwell <nathan@codesourcery.com>
21434 Richard Sandiford <richard@codesourcery.com>
21436 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21437 the -mcpu= argument associated with the --with-cpu setting.
21438 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21439 if different from the one implied by the -mcpu setting.
21440 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21441 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21442 * doc/invoke.texi: Mention ColdFire in the introduction to the
21443 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21444 -mno-div and -mhard-float options. Make -m68881 a synonym for
21445 -mhard-float. Document the previously-undocumented -m5206e,
21446 -m528x, -m5307 and -m5407 options. Tweak the existing option
21447 documentation for consistency.
21448 * doc/install.texi: Mention new --with-cpu arguments.
21449 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21450 default CPU if neither -mcpu nor -march are specified.
21451 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21452 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21453 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21454 using m68k_tune to decide between families that implement the
21455 same ISA. Use m68k_tune to set __mcfv4e__.
21456 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21457 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21458 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21459 (FL_ISA_C, FL_ISA_MMU): New macros.
21460 (MASK_COLDFIRE): Delete.
21461 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21462 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21463 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21464 (TARGET_HARD_FLOAT): Do not define here.
21465 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21466 (TUNE_68000): New macro.
21467 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21468 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21469 (TUNE_CFV2): Redefine in terms of m68k_tune.
21470 (uarch_type, target_device, fpu_type): New enums.
21471 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21472 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21473 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21474 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21475 (FL_FOR_isa_c): New macros.
21476 (m68k_isa): New enum.
21477 (m68k_target_selection): New structure.
21478 (all_devices, all_isas, all_microarchs): New tables.
21479 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21480 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21481 (MASK_ALL_CPU_BITS): Delete.
21482 (m68k_find_selection): New function.
21483 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21484 Map the legacy target options to a combination of the new ones.
21485 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21486 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21487 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21489 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21490 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21492 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21493 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21494 * config/m68k/m68k-devices.def: New file.
21496 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21497 Nathan Sidwell <nathan@codesourcery.com>
21499 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21500 (SUBTARGET_EXTRA_SPECS): New macros.
21501 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21502 use %(asm_cpu_spec) instead.
21503 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21504 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21505 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21506 (EXTRA_SPECS): Rename to...
21507 (SUBTARGET_EXTRA_SPECS): ...this.
21509 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21510 Richard Sandiford <richard@codesourcery.com>
21511 Julian Brown <julian@codesourcery.com>
21513 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21514 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21515 to the configuration's default CPU.
21516 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21517 Remove default masks.
21518 (m680[012]0-*-*): Set the default with_cpu to the first part of
21520 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21521 (m68k*-*-linux): Extend the --with-cpu handling to...
21522 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21523 and m68010. Don't set target_cpu_default2.
21524 * doc/install.texi: Document --with-cpu for m68k.
21525 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21526 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21527 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21528 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21529 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21530 (ASM_SPEC): Remove use of %(asm_cpu_default).
21531 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21532 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21533 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21534 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21535 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21536 (TARGET_DEFAULT): Delete.
21537 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21538 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21539 (CPP_CPU_SPEC): Delete.
21540 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21541 the appropriate string.
21542 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21543 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21544 (ASM_SPEC): Don't use %(asm_default_spec).
21545 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21546 TARGET_DEFAULT and add MASK_68881.
21547 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21549 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21551 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21552 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21553 MASK_68010 alongside MASK_68020.
21554 * doc/invoke.texi: Document -m68010.
21555 * config/m68k/m68k.opt (m68010): New.
21556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21558 (TUNE_68010): New macro.
21559 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21560 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21561 (M68K_CPU_m68332): Add MASK_68010.
21562 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21563 fallback definition.
21564 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21566 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21567 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21568 to all entries that use MASK_68020.
21569 (output_move_simode_const, output_move_himode, output_move_qimode)
21570 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21571 instead of TARGET_68020 to select clr behavior. Remove comment
21572 about there being no TARGET_68010.
21573 * config/m68k/m68k.md: Likewise throughout.
21575 2007-01-12 Julian Brown <julian@codesourcery.com>
21577 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21578 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21579 * config/m68k/m68k.md: Likewise.
21581 2007-01-12 Julian Brown <julian@codesourcery.com>
21583 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21584 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21586 2007-01-12 Julian Brown <julian@codesourcery.com>
21588 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21589 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21590 * config/m68k/m68k.md: Likewise.
21592 2007-01-12 Julian Brown <julian@codesourcery.com>
21593 Richard Sandiford <richard@codesourcery.com>
21595 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21596 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21597 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21599 (TARGET_CPU32): Rename to...
21600 (TUNE_CPU32): ...this.
21601 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21602 (TUNE_CFV2): New macros.
21603 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21604 remove conditions that are implied by TARGET_68020.
21605 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21606 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21607 (m68k_output_function_epilogue): Likewise.
21608 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21609 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21610 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21611 non-68000 timings. Refactor multiplication and division costs.
21612 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21613 TUNE_CPU32 instead of TARGET_CPU32.
21614 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21615 and TUNE_68060 instead of TARGET_68060.
21616 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21617 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21619 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21620 && !TARGET_COLDFIRE" to choose between moveq and clr.
21621 Likewise in the unnamed movsf pattern.
21622 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21623 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21629 of tabbing before backslashes.
21631 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21633 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21634 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21635 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21637 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21639 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21640 find_interesting_uses_cond.
21641 (find_interesting_uses_cond): Use extract_cond_operands.
21642 (rewrite_use_compare): Use extract_cond_operands and
21643 force_gimple_operand_bsi. Do not call update_stmt.
21644 (determine_use_iv_cost_condition): Use extract_cond_operands.
21645 Return cheaper of using original bound and changing the exit bound.
21647 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21649 PR tree-optimization/29516
21650 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21651 most_expensive_mult_to_index, addr_to_parts,
21652 create_mem_ref, maybe_fold_tmr): Make the type of
21653 fields of TARGET_MEM_REF sizetype.
21654 (move_fixed_address_to_symbol, move_pointer_to_base):
21656 * tree.def (TARGET_MEM_REF): Add comment on types of
21659 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21661 * c-common.c (vector_types_convertible_p): Treat opaque types as
21662 always convertible if they have the same size, but not otherwise.
21664 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21666 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21667 Remove the b_unconditional field.
21668 (noce_try_sign_mask): Do not look at b_unconditional.
21669 (noce_process_if_block): Do not use merge_if_blocks. Update
21670 the CFG here. Do not set b_unconditional.
21671 (cond_move_process_if_block): Likewise.
21672 (find_cond_trap): Likewise.
21673 (check_cond_move_block): Require simple jump insns at the end
21674 of the basic block.
21676 2007-01-11 Jan Hubicka <jh@suse.cz>
21678 PR tree-optimization/1046
21679 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21680 when alias info is not ready.
21681 (pass_tail_recursion): Do not require aliasing.
21682 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21683 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21684 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21685 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21686 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21687 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21688 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21690 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21691 When aliasing is not build, mark statement as volatile.
21693 2007-01-11 Tom Tromey <tromey@redhat.com>
21695 PR preprocessor/15185, PR preprocessor/20989:
21696 * doc/cppopts.texi <-MT>: Update description of algorithm for
21697 computing default target.
21698 <-M, -MD>: Reword "basename" text.
21700 2007-01-11 Roger Sayle <roger@eyesopen.com>
21702 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21703 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21704 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21705 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21706 fold_builtin_bswap, real_constp, fold_builtin_pow,
21707 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21708 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21709 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21710 * convert.c (convert_to_pointer): Likewise.
21711 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21712 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21713 const_binop, fold_convert_const_int_from_int,
21714 fold_convert_const_int_from_real,
21715 fold_convert_const_real_from_real, sign_bit_p,
21716 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21717 fold_sign_changed_comparison, fold_unary, fold_comparison,
21718 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21719 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21720 * print-tree.c (print_node_brief, print_node): Likewise.
21721 * stor-layout.c (place_field, layout_type): Likewise.
21722 * tree-chrec.c (keep_cast): Likewise.
21723 * tree.c (build_vector, build_real, build_real_from_int_cst,
21724 build_complex): Likewise.
21726 2007-01-11 Roger Sayle <roger@eyesopen.com>
21728 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21729 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21731 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21733 * configure.ac (strict1_warn): Rename to strict_warn.
21734 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21735 cc_set_by_configure, quoted_cc_set_by_configure,
21736 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21737 all_boot_languages, all_stagestuff): Remove.
21738 (target_list): Remove bootstrap targets.
21739 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21740 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21741 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21742 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21743 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21744 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21745 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21746 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21747 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21748 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21749 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21750 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21751 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21752 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21753 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21754 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21755 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21756 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21757 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21758 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21759 (mostlyclean): Adjust.
21760 (clean, distclean): Don't mention bootstrap stuff.
21761 * configure: Regenerate.
21762 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21763 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21764 treelang/config-lang.in (stagestuff): Remove.
21765 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21766 stageprofile, stagefeedback, stagestuff): Remove mention.
21768 2007-01-11 Nick Clifton <nickc@redhat.com>
21770 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21772 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21773 (mcore_arith_K_S_operand): Run the test for the S constraint not
21774 the test for the M constraint.
21775 (mcore_addsub_operand): Do not accept integer values that are
21776 larger than 32 bits.
21777 * config/mcore/mcore.md: Remove unused constraints from split.
21778 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21779 (addsi3): Likewise.
21780 (allocate_stack): Likewise.
21781 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21782 operands to 32 bits.
21783 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21785 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21786 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21787 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21788 mcore_output_bclri, mcore_output_andn, output_inline_const,
21789 mcore_output_move, mcore_output_movedouble): Likewise.
21790 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21791 (output_inline_const): Likewise.
21792 (output_inline_const): Fix format strings used in sprintf
21794 * config/mcore/mcore-protos.h: Update prototypes for changed
21795 functions in mcore.c.
21796 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21797 HOST_WIDE_INT and not int.
21798 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21799 CONST_OK_FOR_N): Likewise.
21800 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21801 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21804 2007-01-10 Jan Hubicka <jh@suse.cz>
21806 * tree-vrp.c (remove_range_assertions): Release defs.
21807 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21808 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21810 2007-01-10 Paul Brook <paul@codesourcery.com>
21812 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21813 * config/arm/arm.md (mulsi3subsi): New insn.
21815 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21817 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21818 (tree_transform_and_unroll_loop): New.
21819 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21822 2007-01-10 Robert Kennedy <jimbob@google.com>
21824 * fold-const.c (fold_comparison): Fold comparisons like (x *
21825 1000 < 0) to (x < 0).
21827 2007-01-10 Ian Lance Taylor <iant@google.com>
21829 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21830 operands have the same priority.
21832 2007-01-10 Tom Tromey <tromey@redhat.com>
21834 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21835 (fold_binary): Likewise.
21836 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21837 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21838 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21839 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21840 * langhooks.h (struct lang_hooks): Removed field
21841 'can_use_bit_fields_p'.
21843 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21845 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21847 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21849 * function.c (get_last_funcdef_no): New function.
21850 * function.h (get_last_funcdef_no): Declare.
21851 * tree-inline.c (initialize_cfun): Add initialization.
21852 (tree_function_versioning): Cleanup.
21854 2007-01-10 Jan Hubicka <jh@suse.cz>
21856 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21859 2007-01-10 Sa Liu <saliu@de.ibm.com>
21860 Ben Elliston <bje@au.ibm.com>
21862 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21863 for SAVE_NONLOCAL and Pmode for any other save level.
21864 * spu-protos.h (spu_restore_stack_block): Declare.
21865 * spu.md (save_stack_block): Remove.
21866 (restore_stack_block): Call spu_restore_stack_block.
21867 * spu.c (spu_restore_stack_block): New function.
21868 (spu_expand_epilogue): Remove old comment.
21870 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21872 PR tree-optimization/30322
21873 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21874 (cand_value_at): Return the value as aff_tree.
21875 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21876 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21877 aff_combination_mult): New functions.
21878 (aff_combination_add): Use aff_combination_add_cst.
21879 (aff_combination_convert): Allow conversions to a wider type.
21880 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21881 * tree-affine.h (aff_combination_mult): Declare.
21883 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21885 * doc/tm.texi: Update documentation to reflect reality of exec
21886 and start file search behaviours. Update copyright year.
21887 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21888 header file directories.
21890 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21892 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21893 (*cosxf2): Rename to cosxf2_i387.
21894 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21895 using X87MODEF12 mode macro. Rename patterns to
21896 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21898 (*cosdf2, *cossf2): Ditto.
21899 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21900 to match extended input operands.
21901 (sincos<mode>3): New expander.
21902 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21903 insn patterns and corresponding splitters.
21905 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21907 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21908 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21910 2007-01-09 Nicolas Pitre <nico@cam.org>
21913 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21915 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21917 * target.h (struct gcc_target): New field library_rtti_comdat.
21918 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21919 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21920 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21921 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21923 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21925 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21927 2007-01-08 Richard Guenther <rguenther@suse.de>
21929 * tree.h (force_fit_type_double): Export.
21930 (force_fit_type): Remove.
21931 * fold-const.c (force_fit_type_double): New function.
21932 (force_fit_type): Remove.
21933 (int_const_binop): Use it.
21934 (fold_convert_const_int_from_int): Likewise.
21935 (fold_convert_const_int_from_real): Likewise.
21936 (fold_div_compare): Likewise.
21937 (fold_sign_changed_comparison): Likewise.
21938 (fold_unary): Likewise.
21939 (fold_negate_const): Likewise.
21940 (fold_abs_const): Likewise.
21941 (fold_not_const): Likewise.
21942 * c-common.c (shorten_compare): Use force_fit_type_double.
21943 * convert.c (convert_to_pointer): Likewise.
21945 2007-01-08 Richard Guenther <rguenther@suse.de>
21947 * tree.h (build_int_cst_wide_type): Export.
21948 * tree.c (build_int_cst_wide_type): New function.
21949 (build_int_cst_wide): Fix comment.
21950 * builtins.c (fold_builtin_object_size): Use build_int_cst
21951 to build -1 or 0 of the correct type. Use fit_double_type
21952 to check for overflow.
21953 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21955 (decode_field_reference): Likewise.
21956 (all_ones_mask_p): Likewise.
21957 (native_interpret_int): Use build_int_cst_wide_type.
21958 (fold_binary): Use build_int_cst_type to build an all-ones
21960 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21962 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21964 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21966 2007-01-09 Ben Elliston <bje@au.ibm.com>
21968 * genautomata.c (STATS_OPTION): New option.
21969 (stats_flag): New flag.
21970 (gen_automata_option): Handle it.
21971 (initiate_automaton_gen): Ditto.
21972 (write_automata): Output statistics only if stats_flag is
21973 set. Likewise, output time statistics only if time_flag is set.
21974 * doc/md.texi (Processor pipeline description): Document new flag.
21976 2007-01-08 Richard Guenther <rguenther@suse.de>
21978 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21979 * tree.c (build_int_cst_type): Likewise.
21980 (size_in_bytes): Don't call force_fit_type on the result.
21981 (int_fits_type_p): Use fit_double_type.
21982 * fold-const.c (fit_double_type): New function.
21983 (force_fit_type): Use it.
21984 * tree.h (fit_double_type): Export.
21986 2007-01-08 Jan Hubicka <jh@suse.cz>
21988 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21989 * ipa.c (function_and_variable_visibility): Fix return type.
21991 2007-01-08 Richard Guenther <rguenther@suse.de>
21993 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21994 of offset to build the index.
21995 * tree-pretty-print.c (dump_generic_node): Don't build negated
21996 const just for printing.
21997 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21998 * builtins.c (fold_builtin_int_roundingfn): Check if result
21999 fits the type by using force_fit_type and comparing the result.
22000 * predict.c (predict_loops): Use compare_tree_int for comparison.
22001 * tree.c (build_int_cst): Fall back to integer_type_node for
22003 (build_int_cst_wide): Assert type is non-null.
22005 2007-01-08 Roberto Costa <roberto.costa@st.com>
22007 * tree-vrp.c (extract_range_from_cond_expr): New.
22008 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22009 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22011 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22012 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22013 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22014 used as expressions.
22015 * tree-object-size.c (cond_expr_object_size): New.
22016 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22018 2007-01-08 Jan Hubicka <jh@suse.cz>
22020 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22021 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22024 2007-01-08 Richard Guenther <rguenther@suse.de>
22026 PR tree-optimization/23603
22027 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22028 (extract_range_from_binary): Fall back to truthvalue instead of
22029 varying for TRUTH_*_EXPR.
22030 (extract_range_from_comparison): Fall back to truthvalue instead of
22032 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22033 if all visited PHI values were constant.
22035 2007-01-08 Jan Hubicka <jh@suse.cz>
22037 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22038 (cgraph_analyze_function): break out from ...
22039 (cgraph_finalize_compilation_unit): ... here.
22040 (cgraph_expand_function): Remove forgoten commented out line.
22041 (cgraph_optimize): Analyze functions.
22043 2007-01-08 Jan Hubicka <jh@suse.cz>
22045 * tree-pas.h (TODO_remove_function): New flag.
22046 (TODO_update*): Renumber.
22047 (pass_ipa_increase_alignment,
22048 pass_ipa_function_and_variable_visibility): New passes.
22049 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22050 (cgraph_function_and_variable_visibility): Move to ipa.c
22051 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22052 cgraph_increase_alignment.
22053 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22054 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22055 calling tree-inline.
22056 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22057 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22058 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22059 (gate_increase_alignment): New function.
22060 (pass_ipa_increase_alignment): New pass.
22061 * ipa.c: Inline tree-pass.h and timevar.h
22062 (function_and_variable_visibility): Move here from cgraphunit.c
22063 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22064 * passes.c (init_optimization_passes): Add the two new passes.
22065 (execute_todo): Handle cgraph_remove_functions.
22067 2007-01-08 Nick Clifton <nickc@redhat.com>
22069 * config/frv/predicates.md (reg_or_0_operand): Accept
22072 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22074 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22075 * config.gcc: Add bfin*-rtems*.
22077 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22079 * c.opt: Add -flax-vector-conversions.
22080 * c-typeck.c (convert_for_assignment): Pass flag to
22081 vector_types_convertible_p to allow emission of note.
22082 (digest_init): Likewise.
22083 * c-opts.c: Handle -flax-vector-conversions.
22084 * c-common.c (flag_lax_vector_conversions): New.
22085 (vector_types_convertible_p): Unless -flax-vector conversions
22086 has been passed, disallow conversions between vectors with
22087 differing numbers of subparts and/or element types. If such
22088 a conversion is disallowed, possibly emit a note on the first
22089 occasion only to inform the user of -flax-vector-conversions.
22090 The new last argument specifies this.
22091 * c-common.h (flag_lax_vector_conversions): New.
22092 (vector_types_convertible_p): Add extra argument.
22093 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22094 char_type_node for V*QI type vectors.
22095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22096 Update to satisfy new typechecking rules.
22097 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22098 C and C++ variants.
22099 * doc/invoke.texi (C Dialect Options): Document
22100 -flax-vector-conversions.
22102 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22104 PR tree-optimization/29877
22105 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22106 a register variable on the RHS to not be replaceable.
22108 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22109 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22110 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22111 const_simm15, const_pow2, const_npow2): Added.
22112 * config/score/misc.md (insv, extv, extzv, movmemsi,
22113 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22114 * config/score/score.c (score_address_cost, score_select_cc_mode):
22116 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22117 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22118 Update score_print_operand.
22119 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22120 Adjust register allocate order and update some macro define.
22121 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22122 mdx_block_move_straight, mdx_block_move_loop_head,
22123 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22124 mdx_block_move_loop, mdx_block_move): Added.
22125 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22126 mdp_limm): Updated and fix some bug and typo.
22127 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22128 (movsf, movdf, doloop_end): Added.
22130 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22132 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22133 config/arm/thumb2.md: Fix comment typos.
22134 * doc/extend.texi: Fix a typo.
22136 2007-01-07 Eric Christopher <echristo@apple.com>
22138 * configure.ac: Check for __stack_chk_fail for darwin.
22139 * configure: Regenerate.
22141 2007-01-07 Richard Guenther <rguenther@suse.de>
22143 * tree-vrp.c (extract_range_from_assert): CSE calls to
22144 compare_values where possible.
22145 (extract_range_from_unary_expr): Likewise.
22147 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22149 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22150 * config/avr/avr.c (call_insn_operand): Delete function.
22151 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22152 instead of register number. Use predicates.
22153 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22154 call_insn_operand): Add.
22156 2007-01-06 Jan Hubicka <jh@suse.cz>
22158 * tree-pass.h (pass_build_cgraph_edges): Declare.
22159 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22160 (visited_nodes): Remove.
22161 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22162 build_cgrpah_edges; make visited_nodes local.
22163 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22164 (record_references_in_initializer): Move to cgraphbuild.c
22165 (initialize_inline_failed, rebuild_cgraph_edges,
22166 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22167 (verify_cgraph_node): Make visited_nodes local.
22168 (cgraph_analyze_function): Do not call cgraph_create_edges and
22169 initialize_inline_failed.
22170 (cgraph_expand_function): Do not call cgraph_lower_function;
22171 assert that function is already lowered.
22172 * Makefile.in (cgraphbuild.o): New.
22173 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22174 at the end of lowering passes.
22176 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22178 * ifcvt.c (cond_move_convert_if_block): New function, code
22179 factored out from...
22180 (cond_move_process_if_block): ...here. Call the new function
22181 on the THEN and ELSE blocks.
22182 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22183 already takes care of this.
22185 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22188 * tree.h (TREE_OVERFLOW_P): New.
22189 * c-typeck.c (parser_build_unary_op): Warn only if result
22190 overflowed and operands did not.
22191 (parser_build_binary_op): Likewise.
22192 (convert_for_assignment): Remove redundant overflow_warning.
22193 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22195 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22197 * c-typeck.c (store_init_value): Split over two lines to follow
22198 the GNU coding style.
22200 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22202 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22203 __GXX_EXPERIMENTAL_CXX0X__.
22204 * doc/cpp.texi: Same.
22206 2007-01-05 Richard Guenther <rguenther@suse.de>
22208 PR middle-end/27826
22209 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22210 with mismatched types. Instead explicitly build a
22211 conversion NOP_EXPR.
22213 2007-01-05 Ian Lance Taylor <iant@google.com>
22215 * c-common.c (decl_with_nonnull_addr_p): New function.
22216 (c_common_truthvalue_conversion): Call it.
22217 * c-typeck.c (build_binary_op): Likewise.
22218 * c-common.h (decl_with_nonnull_addr_p): Declare.
22220 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22223 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22226 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22228 * doc/install.texi (Final install): Document the fact that
22229 the GNAT runtime should not be stripped.
22231 2007-01-04 Jan Hubicka <jh@suse.cz>
22233 * tree-inline.c (fold_marked_statements): Update operand caches
22234 and EH after folding
22236 2007-01-04 Ian Lance Taylor <iant@google.com>
22238 * c-common.c (check_function_nonnull): Whitespace fix.
22240 2007-01-04 Jan Hubicka <jh@suse.cz>
22242 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22243 comitted older version of patch.
22244 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22245 function, celanup cfg and collect garbage.
22247 2007-01-04 Mike Stump <mrs@apple.com>
22249 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22252 2007-01-04 Eric Christopher <echristo@apple.com>
22254 * libgcc2.c (__bswapsi2): Use SItype.
22255 (__bswapdi2): Use DItype.
22256 * libgcc2.h: Update for above.
22258 2007-01-04 Paul Brook <paul@codesourcery.com>
22260 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22261 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22262 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22263 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22264 umulsi3_highpart): Make conditional on !arm_arch6.
22265 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22266 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22267 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22268 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22269 umulsi3_highpart_v6): New insns.
22271 2007-01-04 Roger Sayle <roger@eyesopen.com>
22273 * fold-const.c (fold_convert): When casting an expression to void,
22274 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22275 have a type. Instead of attempting to build a NOP_EXPR, return
22276 these "special" trees directly.
22278 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22280 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22281 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22282 rs6000_cost->fp not 0 as adjustment for outer NEG.
22284 2007-01-04 Jan Hubicka <jh@suse.cz>
22286 * cgraph.c (cgraph_release_function_body): New function.
22287 (cgraph_remove_node): Use it.
22288 * cgraph.h (cgraph_release_function_body): Declare.
22289 * cgraphunit.c (cgraph_expand_function): Use it.
22290 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22291 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22292 is initialized and while compilation of other function is running.
22293 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22294 statement CFG annotations from here to ...
22295 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22297 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22299 * cfgloop.h (enum li_flags): Make the constants powers of two.
22301 2007-01-04 Jan Hubicka <jh@suse.cz>
22303 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22305 (fold_marked_statements): New function.
22306 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22307 * tree-inline.h (copy_body_data): Add statements_to_fold.
22309 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22311 * config.gcc: Mention libgcc/config.host.
22312 * Makefile.in: Update comments mentioning libgcc.
22313 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22314 (all.cross, start.encap, rest.encap, rest.cross): Update
22315 dependencies for libgcc move.
22316 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22317 (clean-target, clean-target-libgcc): Delete.
22318 (srcdirify, GCC_EXTRA_PARTS): New macros.
22319 (libgcc-support, libgcc.mvars): New rules.
22320 (distclean): Remove mention of mklibgcc.
22321 (install): Don't reference INSTALL_LIBGCC.
22322 (install-common): Don't reference EXTRA_PARTS.
22323 (install-libgcc, install-multilib): Delete rules.
22324 * mklibgcc.in: Delete file.
22325 * doc/configfiles.texi: Don't mention mklibgcc.
22327 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22328 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22329 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22330 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22331 (mklibgcc, ldblspecs): Likewise.
22333 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22334 (posixpre.def): Use $(T).
22335 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22336 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22337 (SHLIB_LINK): Make dummy.
22338 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22340 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22342 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22343 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22344 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22345 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22347 * configure.ac (all_outputs): Remove mklibgcc.
22348 * configure: Regenerated.
22350 2007-01-03 Josh Conner <jconner@apple.com>
22352 PR middle-end/29683
22353 * calls.c (compute_argument_addresses): Set stack and stack_slot
22354 for partial args, too.
22355 (store_one_arg): Use locate.size.constant for the size when
22356 generating a save_area.
22358 2007-01-03 Robert Kennedy <jimbob@google.com>
22360 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22361 whose definitions are deleted due to basic block merging.
22363 2007-01-03 Paul Brook <paul@codesourcery.com>
22366 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22368 (use_return_insn): Return 0 for Thumb interrupt functions.
22369 (print_multi_reg): Add rfe argument for IRQ returns.
22370 (arm_output_epilogue): Pop interrupt return address directly into PC.
22371 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22373 2007-01-03 Paul Brook <paul@codesourcery.com>
22375 Merge from sourcerygxx-4_1.
22376 * config/arm/thumb2.md: New file.
22377 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22379 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22380 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22381 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22382 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22384 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22385 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22387 * config/arm/ieee754-sf.S: Ditto.
22388 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22389 (thumb1_base_register_rtx_p): ... to this.
22390 (thumb_index_register_rtx_p): Rename...
22391 (thumb1_index_register_rtx_p): ... to this.
22392 (thumb_output_function_prologue): Rename...
22393 (thumb1_output_function_prologue): ... to this.
22394 (thumb_legitimate_address_p): Rename...
22395 (thumb1_legitimate_address_p): ... to this.
22396 (thumb_rtx_costs): Rename...
22397 (thumb1_rtx_costs): ... to this.
22398 (thumb_compute_save_reg_mask): Rename...
22399 (thumb1_compute_save_reg_mask): ... to this.
22400 (thumb_final_prescan_insn): Rename...
22401 (thumb1_final_prescan_insn): ... to this.
22402 (thumb_expand_epilogue): Rename...
22403 (thumb1_expand_epilogue): ... to this.
22404 (arm_unwind_emit_stm): Rename...
22405 (arm_unwind_emit_sequence): ... to this.
22406 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22407 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22408 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22409 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22410 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22411 thumb2_output_casesi): New functions.
22412 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22413 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22414 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22415 THUMB2_WORK_REGS): Define.
22416 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22417 arm_condexec_mask, arm_condexec_masklen)): New variables.
22418 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22419 (arm_override_options): Check new CPU capabilities.
22420 Set new architecture flag variables.
22421 (arm_isr_value): Handle v7m interrupt functions.
22422 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22424 (const_ok_for_arm): Handle Thumb-2 constants.
22425 (arm_gen_constant): Ditto. Use movw when available.
22426 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22428 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22429 (thumb_find_work_register, arm_load_pic_register,
22430 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22431 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22432 print_multi_reg, output_mov_long_double_fpa_from_arm,
22433 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22434 output_mov_double_fpa_from_arm, output_move_double,
22435 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22436 output_return_instruction, arm_output_function_prologue,
22437 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22438 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22439 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22440 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22441 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22442 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22444 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22445 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22446 (arm_file_start): Output directive for unified syntax.
22447 (arm_unwind_emit_set): Handle stack alignment instruction.
22448 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22449 Add v6t2, v7, v7a, v7r and v7m.
22450 (RETLDM): Add Thumb-2 code.
22451 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22452 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22453 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22454 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22455 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22456 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22457 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22458 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22459 ADJUST_INSN_LENGTH): Define.
22460 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22461 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22462 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22463 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22464 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22465 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22466 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22467 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22468 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22469 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22470 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22471 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22472 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22473 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22474 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22475 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22476 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22478 * config/arm/arm-tune.md: Regenerate.
22479 * config/arm/arm-protos.h: Update prototypes.
22480 * config/arm/vfp.md: Enable patterns for Thumb-2.
22481 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22482 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22483 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22484 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22485 * config/arm/libunwind.S: Add Thumb-2 code.
22486 * config/arm/constraints.md: Update include Thumb-2.
22487 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22488 * config/arm/ieee754-df.S: Ditto.
22489 * config/arm/bpabi.S: Ditto.
22490 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22491 * config/arm/predicates.md (low_register_operand,
22492 low_reg_or_int_operand, thumb_16bit_operator): New.
22493 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22494 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22495 * config/arm/t-arm-elf: Add armv7 multilib.
22496 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22498 (UNSPEC_STACK_ALIGN, ce_count): New.
22499 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22500 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22502 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22503 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22504 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22505 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22506 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22507 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22509 * doc/extend.texi: Document ARMv7-M interrupt functions.
22510 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22512 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22514 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22515 (struct _Unwind_Context): Rename args_size to flags, remove
22516 signal_frame field, add a new args_size field and version field.
22517 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22518 _Unwind_IsExtendedContext): New inline functions.
22519 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22520 Assume by_value array is only present if _Unwind_IsExtendedContext.
22521 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22522 _Unwind_IsSignalFrame.
22523 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22524 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22525 (uw_init_context_1): Initialize context->flags to
22526 EXTENDED_CONTEXT_BIT.
22527 * config/rs6000/linux-unwind.h (frob_update_context): Use
22528 _Unwind_SetSignalFrame.
22530 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22532 PR middle-end/30353
22533 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22534 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22537 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22539 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22540 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22541 RET, AT_SP): Remove.
22542 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22546 * cfgbuild.c (find_basic_blocks): Likewise.
22547 * cfgrtl.c (rtl_create_basic_block): Likewise.
22548 * function.c (temp_slots_at_level): Likewise.
22549 * reg-stack.c (stack_regs_mentioned): Likewise.
22550 * regclass.c (allocate_reg_info): Likewise.
22551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22552 set_bb_for_stmt, move_block_to_fn): Likewise.
22553 * tree-complex.c (tree_lower_complex): Likewise.
22554 * vec.h (VEC_safe_grow_cleared): New.
22556 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22558 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22560 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22561 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22563 * cfgloopmanip.c (scale_loop_frequencies): Export.
22564 (loopify): Scale the frequencies by prescribed coefficients.
22565 (set_zero_probability): New function.
22566 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22567 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22568 and frequencies according to arguments.
22569 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22571 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22572 * modulo-sched.c (sms_schedule): Set probabilities for entering
22573 versioned loop correctly.
22574 * tree-vect-transform.c (vect_transform_loop): Ditto.
22575 * cfgloop.h (loopify, loop_version): Declaration changed.
22576 (scale_loop_frequencies): Declared.
22578 2007-01-02 Jan Hubicka <jh@suse.cz>
22580 * cgraph.c: Include tree-flow.h
22581 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22582 early_local_passes.
22583 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22584 * tree-pass.h (pass_all_early_optimizations): Declare.
22585 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22586 early_local_passes.
22587 (cgraph_analyze_function): Do early_local_passes.
22588 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22589 Do not add referenced vars.
22590 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22592 (gate_all_early_local_passes): New gate.
22593 (pass_early_local_passes): Use new gate.
22594 (execute_early_local_optimizations): New functions.
22595 (gate_all_early_optimizations): New gate.
22596 (pass_all_early_optimizations): New pass.
22597 (execute_free_datastructures): Free SSA only when initialized.
22598 (gate_init_datastructures): Init only when optimizing.
22599 (tree_lowering_passes): Do early local passes when called late.
22600 * tree-profile.c (do_tree_profiling): Don't profile functions added
22602 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22603 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22605 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22606 during early_local_passes.
22607 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22610 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22612 * Makefile.in: Update copyright year.
22614 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22616 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22617 in $(lang_checks) and check-consistency targets.
22619 2007-01-02 Jan Hubicka <jh@suse.cz>
22621 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22622 Do not add referenced vars.
22623 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22625 * passes.c (init_optimization_passes): Put mudflap_2 after
22626 free_datastructures.
22628 2007-01-02 Jan Hubicka <jh@suse.cz>
22630 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22631 Set NOTHROW flag on call statements proved to be nothrow.
22632 Update statement of local calls so new pure/const functions are
22633 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22635 (tree_rest_of_compilation): Register hooks and initialize bitmap
22636 early. Do not set after_inlining flag.
22638 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22640 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22641 HOST_BITS_PER_LONGLONG
22643 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22646 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22647 warning for non-static initializers.
22649 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22651 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22652 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22653 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22654 Always use set_unique_reg_note to add REG_EQUAL notes.
22656 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22659 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22661 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22662 * cfgbuild.c (find_basic_blocks): Likewise.
22663 * cfgrtl.c (rtl_create_basic_block): Likewise.
22664 * function.c (temp_slots_at_level): Likewise.
22665 * reg-stack.c (stack_regs_mentioned): Likewise.
22666 * regclass.c (allocate_reg_info): Likewise.
22667 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22668 set_bb_for_stmt, move_block_to_fn): Likewise.
22669 * tree-complex.c (tree_lower_complex): Likewise.
22670 * vec.h (VEC_safe_grow_cleared): New.
22672 2007-01-02 Ian Lance Taylor <iant@google.com>
22674 * c-common.c (c_common_truthvalue_conversion): When warning about
22675 using an assignment as a truth value, set TREE_NO_WARNING.
22677 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22680 * c.opt (Wold-style-declaration): New.
22681 * doc/invoke.texi (C-only Warning Options): New.
22682 (Wold-style-declaration): Document it.
22683 (Wextra): Enabled by -Wextra.
22684 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22685 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22686 -Wold-style-declaration.
22688 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22691 * cfgbuild.c (find_basic_blocks): Likewise.
22692 * cfgrtl.c (rtl_create_basic_block): Likewise.
22693 * function.c (temp_slots_at_level): Likewise.
22694 * reg-stack.c (stack_regs_mentioned): Likewise.
22695 * regclass.c (allocate_reg_info): Likewise.
22696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22697 set_bb_for_stmt, move_block_to_fn): Likewise.
22698 * tree-complex.c (tree_lower_complex): Likewise.
22699 * vec.h (VEC_safe_grow_cleared): New.
22701 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22703 * c-common.c (c_common_nodes_and_builtins): Since variants of
22704 void_type_node get built before it is given a name, we need to
22705 give those variants the name, too.
22706 (complete_array_type): We need to work with the canonical main
22707 type of the array, from which we will build the qualified version.
22708 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22709 * print-tree.c (print_node): Display canonical type information
22711 * stor-layout.c (layout_type): When we don't know the
22712 alignment of a type for which we're building an array, we end up
22713 guessing wrong, so make the type require structural equality.
22714 * tree.c (make_node_stat): When we build a new type, it is its
22715 own canonical type.
22716 (build_type_attribute_qual_variant): When building an attribute
22717 variant, its canonical type is the non-attribute variant. However,
22718 if the attributes are target-dependent and they differ, we need to
22719 use structural equality checks for this type.
22720 (build_qualified_type): A qualified type is not equivalent to its
22721 unqualified variant; set the canonical type appropriately.
22722 (build_distinct_type_copy): When building a distinct type from
22723 another type, the new type is its own canonical type.
22724 (build_variant_type_copy): When building a new type variant, we
22725 assume that it is equivalent to the original type.
22726 (build_pointer_type_for_mode): When building a pointer type, also
22727 build a canonical type pointer.
22728 (build_reference_type_for_mode): When building a reference type,
22729 also build a canonical type reference.
22730 (build_index_type): When we can't hash an index type (e.g.,
22731 because its maximum value is negative), the index type requires
22732 structural equality tests.
22733 (build_array_type): Build the canonical form of an array type.
22734 (build_function_type): Function types require structural equality,
22735 because they contain default arguments, attributes, etc.
22736 (build_method_type_directly): Ditto for method types.
22737 (build_offset_type): Build the canonical offset type.
22738 (build_complex_type): Build the canonical vector type.
22739 (make_vector_type): Build the canonical vector type.
22740 * tree.h (TYPE_CANONICAL): New.
22741 (TYPE_STRUCTURAL_EQUALITY_P): New.
22742 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22743 (struct tree_type): Added "canonical" field.
22744 * params.h (VERIFY_CANONICAL_TYPES): New.
22745 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22746 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22747 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22748 * doc/invoke.texi (verify-canonical-types): Document --param
22749 parameter for verifying canonical types.
22751 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22753 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22754 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22755 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22756 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22758 * config/rs6000/e500.h: New.
22759 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22760 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22762 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22763 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22764 TARGET_E500_DOUBLE): Remove.
22765 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22766 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22767 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22768 * config/rs6000/rs6000.c (rs6000_override_options): Use
22769 CHECK_E500_OPTIONS.
22771 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22773 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22774 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22775 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22776 rs6000_emit_cmove): Don't check TARGET_E500.
22777 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22778 sordered): Don't check TARGET_E500.
22780 2007-01-01 Eric Christopher <echristo@apple.com>
22782 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22783 HARD_REGISTER_NUM_P.
22785 2007-01-01 Roger Sayle <roger@eyesopen.com>
22787 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22788 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22789 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22792 2007-01-01 Mike Stump <mrs@apple.com>
22794 * configure.ac: Remove support for building with Apple's gcc-3.1.
22796 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22798 PR middle-end/30311
22799 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22800 REG is a hard register. Do not modify REG before calling
22802 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22803 multiple of the size of YMODE for certain lowpart cases.
22805 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22807 PR middle-end/30253
22808 * gimplify (voidify_wrapper_expr): Update for
22809 GIMPLE_MODIFY_STMT.
22811 2007-01-01 Andreas Schwab <schwab@suse.de>
22814 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22815 save of BR0 in extra_spill_size instead of spill_size.
22816 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22818 (ia64_expand_epilogue): Restore BR0 from its new location.
22820 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22822 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22823 Use a temporary variable if the left hand side is not a gimple
22826 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22828 * gimplify.c (gimplify_return_expr): Make the temporary variable
22829 for the return expression, a gimple register variable.
22831 2007-01-01 Jan Hubicka <jh@suse.cz>
22833 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22836 2007-01-01 Mike Stump <mrs@apple.com>
22838 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22840 * config/darwin.c (machopic_select_rtx_section): Use
22841 HAVE_GAS_LITERAL16.
22842 (darwin_mergeable_constant_section): Likewise.
22843 * configure: Regenerate.
22844 * config.in: Regenerate.
22846 2007-01-01 Jan Hubicka <jh@suse.cz>
22847 Andrew Pinski <pinskia@gmail.com>
22849 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22850 before starting IPA passes.