1 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5 (dep_def): New typedef.
6 (init_dep_1, sd_debug_dep): Declare functions.
7 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8 (debug_dep_links): Remove.
9 (struct _deps_list): New field 'n_links'.
10 (DEPS_LIST_N_LINKS): New macro.
11 (FOR_EACH_DEP_LINK): Remove.
12 (create_deps_list, free_deps_list, delete_deps_list): Remove
14 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
16 (copy_deps_list_change_con, move_dep_link): Ditto.
17 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
18 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
20 (INSN_BACK_DEPS): Remove.
21 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
23 (INSN_DEP_COUNT): Remove.
24 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
25 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
26 Declare global variables.
27 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
28 (add_forw_dep, compute_forward_dependences): Remove declarations.
29 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
30 (add_back_forw_dep, delete_back_forw_dep): Ditto.
31 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
33 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
35 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
36 (sd_list_types_def): New typedef.
37 (sd_next_list): Declare function.
38 (struct _sd_iterator): New type.
39 (sd_iterator_def): New typedef.
40 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
42 (FOR_EACH_DEP): New cycle wrapper.
43 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
45 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
46 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
49 * sched-deps.c (init_dep_1): Make global.
50 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
52 (dump_dep): New static function.
53 (dump_dep_flags): New static variable.
54 (sd_debug_dep): New function.
55 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
57 (move_dep_link): Use remove_from_deps_list (), instead of
59 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
60 (dep_link_is_detached_p): New static function.
61 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
63 (dn_pool, dl_pool): New alloc_pools.
64 (dn_pool_diff, dl_pool_diff): New static variables.
65 (create_dep_node, delete_dep_node): New static function.
66 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
67 (deps_list_empty_p): Make it static. Use 'n_links' field.
68 (deps_pools_are_empty_p): New static function.
69 (alloc_deps_list, delete_deps_list): Remove.
70 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
71 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
72 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
73 (forward_dependency_cache): Remove.
74 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
75 'back' from the names. Change signature to use dep_t instead of
77 (add_back_dep): Ditto. Make global.
78 (check_dep_status): Rename to check_dep ().
79 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
81 (sd_finish_insn): Ditto.
82 (sd_find_dep_between_no_cache): New static function.
83 (sd_find_dep_between): New function.
84 (ask_dependency_caches, set_dependency_caches): New static functions.
85 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
86 (add_or_update_dep_1): Separate pieces of functionality into
87 ask_dependency_caches (), update_dependency_caches (),
88 change_spec_dep_to_hard (), update_dep ().
89 (get_back_and_forw_lists): New static function.
90 (sd_add_dep): Separate setting of dependency caches into
91 set_dependency_caches ().
92 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
94 (sd_delete_dep): Ditto.
95 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
96 (dump_lists): New static function.
97 (sd_debug_lists): New debug function.
98 (delete_all_dependences, fixup_sched_groups): Update to use
100 (sched_analyze_2): Create data-speculative dependency only if
101 data-speculation is enabled.
102 (sched_analyze_insn): If insn cannot be speculative, make all its
103 dependencies non-speculative.
104 (sched_analyze): Use sd_init_insn ().
105 (add_forw_dep, compute_forward_dependencies): Remove.
106 (delete_dep_nodes_in_back_deps): New static function.
107 (sched_free_deps): New function.
108 (init_dependency_caches): Init alloc_pools.
109 (extend_depedency_caches): Update after removing of
110 forward_dependency_cache.
111 (free_dependency_caches): Ditto. Free alloc_pools.
112 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
113 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
115 (add_back_forw_dep, delete_back_forw_dep): Ditto.
116 (add_dependence): Use init_dep ().
117 (get_dep_weak_1): New static function.
118 (get_dep_weak): Move logic to get_dep_weak_1 ().
119 (dump_ds): New static function moved from haifa-sched.c:
120 debug_spec_status ().
121 (debug_ds): New debug function.
122 (check_dep_status): Rename to check_dep (). Update to check whole
125 * haifa-sched.c (spec_info): Make global.
126 (added_recovery_block_p): Rename to
127 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
128 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
129 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
130 to use new interfaces.
131 (ok_for_early_queue_removal): Ditto.
132 (schedule_block): Initialize logical uids of insns emitted by the
134 (sched_init): Initialize new variable.
135 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
137 (extend_global): Initialize insn data.
138 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
139 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
141 (add_to_speculative_block): Update to use new interfaces.
142 (create_recovery_block): Set new variables.
143 (create_check_block_twin, fix_recovery_deps): Update to use new
145 (sched_insn_is_legitimate_for_speculation_p): New function.
146 (speculate_insn): Move checking logic to
147 sched_insn_is_legitimate_for_speculation_p ().
148 (sched_remove_insn): Finalize sched-deps information of instruction.
149 (clear_priorities, add_jump_dependencies): Update to use new
151 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
153 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
154 to use new interfaces.
155 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
156 (new_ready): Try to use control speculation only if it is available.
157 (add_branch_dependences): Update to use new interfaces.
158 (compute_block_backward_dependences): Rename to
159 compute_block_dependences (). Call
160 targetm.sched.dependencies_evaluation_hook ().
161 (free_block_dependencies): New static function.
162 (debug_dependencies): Update to use new interfaces.
163 (schedule_region): Remove separate computation of forward dependencies.
164 Move call of targetm.sched.dependencies_evaluation_hook () to
165 compute_block_dependences (). Free dependencies at the end of
166 scheduling the region.
168 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
170 (add_deps_for_risky_insns): Ditto.
171 (schedule_ebb): Remove separate computation of forward dependencies.
172 Free dependencies at the end of scheduling the ebb.
174 * ddg.c (create_ddg_dependence): Update to use new interfaces.
175 (build_intra_loop_deps): Ditto. Remove separate computation of forward
176 dependencies. Free sched-deps dependencies.
178 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
179 to use new interfaces.
180 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
182 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
184 (is_costly_group): Ditto.
186 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * alias.c (rtx_equal_for_memref_p): Constify.
189 * basic-block.h (const_edge, const_basic_block): New.
190 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
191 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
192 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
193 probably_never_executed_bb_p, edge_probability_reliable_p,
194 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
195 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
197 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
198 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
200 * cfganal.c (flow_active_insn_p, forwarder_block_p,
201 flow_nodes_print, dfs_enumerate_from): Likewise.
202 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
203 control_flow_insn_p, count_basic_blocks): Likewise.
204 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
205 get_loop_body_with_size, loop_exit_edge_p): Likewise.
206 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
207 average_num_loop_insns, loop_exit_edge_p,
208 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
209 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
210 average_num_loop_insns, seq_cost): Likewise.
211 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
212 * dominance.c (dominated_by_p): Likewise.
213 * emit-rtl.c (validate_subreg): Likewise.
214 * except.c (can_throw_internal, can_throw_external): Likewise.
215 * except.h (can_throw_internal, can_throw_external): Likewise.
216 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
217 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
218 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
219 simple_mem, store_ops_ok, load_kills_store, find_loads,
220 store_killed_in_insn, store_killed_after, store_killed_before,
221 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
223 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
224 noce_mem_write_may_trap_or_fault_p): Likewise.
225 * pointer-set.c (pointer_set_contains, pointer_map_contains):
227 * pointer-set.h (pointer_set_contains, pointer_map_contains):
229 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
230 probably_cold_bb_p, probably_never_executed_bb_p,
231 edge_probability_reliable_p, br_prob_note_reliable_p,
232 can_predict_insn_p): Likewise.
233 * regclass.c (reg_set_to_hard_reg_set): Likewise.
234 * resource.c (return_insn_p): Likewise.
235 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
237 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
238 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
239 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
240 verify_gimple_modify_stmt): Likewise.
241 * tree-chrec.c (is_not_constant_evolution,
242 is_multivariate_chrec_rec, is_multivariate_chrec,
243 chrec_contains_symbols, chrec_contains_undetermined,
244 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
245 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
246 eq_evolutions_p, scev_direction): Likewise.
247 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
248 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
249 chrec_contains_symbols_defined_in_loop,
250 chrec_contains_undetermined, tree_contains_chrecs,
251 evolution_function_is_affine_multivariate_p,
252 evolution_function_is_univariate_p, chrec_zerop,
253 evolution_function_is_constant_p, evolution_function_is_affine_p,
254 evolution_function_is_affine_or_constant_p,
255 tree_does_not_contain_chrecs, chrec_type): Likewise.
256 * tree-data-ref.c (tree_fold_divides_p,
257 object_address_invariant_in_loop_p, dr_may_alias_p,
258 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
259 same_access_functions, constant_access_functions,
260 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
262 * tree-flow.h (scev_direction): Likewise.
263 * tree-gimple.c (is_gimple_stmt): Likewise.
264 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
266 * tree-pretty-print.c (op_prio): Likewise.
267 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
268 analyzable_condition, backedge_phi_arg_p): Likewise.
269 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
270 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
271 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
274 2007-08-13 Dan Hipschman <dsh@google.com>
277 * c-format.c (check_format_arg): Move check for zero-length
278 format strings below the check for unterminated strings.
280 2007-08-13 Andrew Pinski <pinskia@gmail.com>
283 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
286 2007-08-13 Nick Clifton <nickc@redhat.com>
288 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
290 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
293 * c-format.c (gcc_gfc_length_specs): New array.
294 (gcc_gfc_char_table): Add unsigned specifier, and references to
295 the l length modifier.
296 (format_types_orig): Use the new gcc_gfc_length_specs.
298 2007-08-12 Sa Liu <saliu@de.ibm.com>
300 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
301 and with REG_RETVAL note after split.
303 2007-08-11 David Daney <ddaney@avtrex.com>
305 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
308 2007-08-11 David Edelsohn <edelsohn@gnu.org>
309 Segher Boessenkool <segher@kernel.crashing.org>
311 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
312 HAVE_LOCAL_CPU_DETECT not defined.
314 2007-08-11 Jan Hubicka <jh@suse.cz>
316 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
317 (cgraph_process_new_functions): Honor previous value of
318 disregard_inline_limits.
319 * ipa-inline.c (compute_inline_parameters): Likewise.
321 2007-08-11 Ian Lance Taylor <iant@google.com>
323 * alias.h (alias_set_type): Define new type.
324 (ALIAS_SET_MEMORY_BARRIER): Use it.
325 * rtl.h: Include alias.h.
326 (struct mem_attrs): Use alias_set_type.
327 * tree.h: Include alias.h
328 (struct tree_type): Use alias_set_type.
329 (struct tree_struct_field_tag): Likewise.
330 (struct tree_decl_common): Likewise.
331 * alias.c (struct alias_set_entry): Use alias_set_type.
332 (get_alias_set_entry, alias_set_subset_of): Likewise.
333 (alias_sets_conflict_p): Likewise.
334 (alias_sets_must_conflict_p): Likewise.
335 (objects_must_conflict_p): Likewise.
336 (get_alias_set, new_alias_set): Likewise.
337 (record_alias_subset, record_component_aliases): Likewise.
338 (varargs_set, frame_set): Change to alias_set_type.
339 (get_varargs_alias_set): Use alias_set_type.
340 (get_frame_alias_set): Likewise.
341 * builtins.c (setjmp_alias_set): Change to alias_set_type.
342 * dse.c (struct store_info): Use alias_set_type.
343 (struct read_info, struct clear_alias_mode_holder): Likewise.
344 (clear_alias_set_lookup, canon_address): Likewise.
345 (record_store, check_mem_read_rtx): Likewise.
346 (dse_record_singleton_alias_set): Likewise.
347 (dse_invalidate_singleton_alias_set): Likewise.
348 * emit-rtl.c (get_mem_attrs): Likewise.
349 (set_mem_attributes_minus_bitpos): Likewise.
350 (set_mem_alias_set): Likewise.
351 * expr.c (store_constructor_field, store_field): Likewise.
352 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
353 * langhooks.c (lhd_get_alias_set): Likewise.
354 * langhooks-def.h (lhd_get_alias_set): Likewise.
355 * reload1.c (alter_reg): Likewise.
356 * tree-flow.h (struct fieldoff): Likewise.
357 * tree-ssa-alias.c (struct alias_map_d): Likewise.
358 (may_alias_p, get_smt_for, create_sft): Likewise.
359 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
360 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
361 (merge_smts_into): Likewise.
362 * varasm.c (const_alias_set): Likewise.
363 * c-common.c (strict_aliasing_warning): Likewise.
364 (c_common_get_alias_set): Likewise.
365 * dse.h (dse_record_singleton_alias_set): Update declaration.
366 (dse_invalidate_singleton_alias_set): Likewise.
367 * emit-rtl.h (set_mem_alias_set): Likewise.
368 * c-common.h (c_common_get_alias_set): Likewise.
369 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
370 * print-tree.c (print_node): Likewise.
371 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
373 (alpha_setup_incoming_varargs): Use alias_set_type.
374 * config/i386/i386.c (setup_incoming_varargs_64): Use
376 (setup_incoming_varargs_ms_64): Likewise.
377 (ix86_GOT_alias_set): Likewise.
378 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
379 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
380 (set): Change to alias_set_type.
381 (get_TOC_alias_set): Use alias_set_type.
382 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
384 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
385 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
387 (struct_value_alias_set): Likewise.
388 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
390 2007-08-11 Richard Sandiford <richard@codesourcery.com>
392 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
393 * config/vxworks.h (TARGET_VXWORKS): Override.
394 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
395 "mips" if TARGET_VXWORKS.
397 2007-08-11 Richard Sandiford <richard@codesourcery.com>
399 * calls.c (avoid_likely_spilled_reg): New function.
400 (expand_call): Use it.
402 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
406 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
408 * config/mips/predicates.md (const_call_insn_operand): Invoke
409 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
411 2007-08-10 David Edelsohn <edelsohn@gnu.org>
414 * config/rs6000/driver-rs6000.c: Include link.h.
415 Use ElfW instead of wordsize-specif typedef.
417 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
419 * system.h (CONST_CAST): New.
420 * c-decl.c (c_make_fname_decl): Use it.
421 * c-lex.c (cb_ident, lex_string): Likewise.
422 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
423 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
424 give_switch, set_multilib_dir): Likewise.
425 * gengtype-parse.c (string_seq, typedef_name): Likewise.
426 * passes.c (execute_one_pass): Likewise.
427 * prefix.c (update_path): Likewise.
428 * pretty-print.c (pp_base_destroy_prefix): Likewise.
429 * tree.c (build_string): Likewise.
431 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
433 * tree-flow-inline.h (is_exec_stmt): Remove.
434 (is_label_stmt): Remove.
435 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
438 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
440 * lower-subreg.c (resolve_shift_zext): Don't adjust
441 src_reg_num for wordmode operands.
443 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
444 David Ung <davidu@mips.com>
446 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
447 (TARGET_SCHED_REORDER2): Define.
448 (mips_maybe_swap_ready): New.
449 (mips_last_74k_agen_insn): New.
450 (mips_74k_agen_init): New.
451 (mips_74k_agen_reorder): New function to group loads and stores
453 (mips_sched_init): New.
454 (mips_sched_reorder): Don't do initialization here. Call
455 mips_74k_agen_reorder.
456 (mips_variable_issue): Call mips_74k_agen_init.
458 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
460 * tree-flow-inline.h (get_filename): Remove.
462 2007-08-10 Richard Sandiford <richard@codesourcery.com>
464 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
466 (mips_fetch_insns): Delete in favor of...
467 (mips_load_store_insns): ...this new function.
468 * config/mips/mips.c (mips_address_insns): Add a boolean argument
469 to say whether multiword moves _might_ be split.
470 (mips_fetch_insns): Delete in favor of...
471 (mips_load_store_insns): ...this new function.
472 (mips_rtx_costs): Update the call to mips_address_insns.
473 (mips_address_cost): Likewise.
474 * config/mips/mips.md (length): Use mips_load_store_insns instead
476 * config/mips/constraints.md (R): Use mips_address_insns rather
477 than mips_fetch_insns. Assume that the move never needs to be split.
479 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
481 * config/mips/mips.opt (mhard-float, msoft-float): Make these
482 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
483 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
484 * config/mips/mips.h (mips16_hard_float): Delete.
485 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
486 definitions, and replace with....
487 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
488 * config/mips/mips.c (mips16_hard_float): Delete. Replace
489 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
490 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
491 (override_options): Replace MASK_SOFT_FLOAT references with
492 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
493 and mips16_hard_float when TARGET_MIPS16.
495 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
498 * c-typeck.c (build_binary_op): Check for non pointer types before
499 calling int_fits_type_p.
501 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
504 * fold-const.c (omit_one_operand): Return only the ommitted expression
505 if the result is an empty statement.
506 (pedantic_omit_one_operand): Likewise.
508 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
510 * c-typeck.c (readonly_error): Improve error for assignment.
512 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
514 (pp_c_expression): Ditto.
516 2007-08-09 Simon Baldwin <simonb@google.com>
518 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
519 break that was preventing simplify_associative_operation() for xor.
521 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
522 Nigel Stephens <nigel@mips.com>
524 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
525 Document change in interpretation of value from boolean to
527 * optabs.c (expand_ffs, expand_ctz): New functions to compute
528 ffs and ctz using clz.
529 (expand_unop): Call them.
530 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
532 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
533 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
534 enable the new ffs expansion on this target.
536 2007-08-09 Jan Hubicka <jh@suse.cz>
538 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
539 (expand_ternary_op): Likewise.
540 (expand_vec_shift_expr): Likewise.
541 (expand_binop_directly): Likewise.
542 (expand_binop): Likewise.
543 (sign_expand_binop): Likewise.
544 (expand_twoval_unop): Likewise.
545 (expand_twoval_binop): Likewise.
546 (expand_twoval_binop_libfunc): Likewise.
547 (widen_clz): Likewise.
548 (widen_bswap): Likewise.
549 (expand_parity): Likewise.
550 (expand_unop): Likewise.
551 (expand_abs_nojump): Likewise.
552 (expand_copysign): Likewise.
553 (emit_no_conflict_block): Likewise.
554 (emit_libcall_block): Likewise.
555 (can_compare_p): Likewise.
556 (prepare_cmp_insn): Likewise.
557 (emit_cmp_and_jump_insn_1): Likewise.
558 (prepare_float_lib_cmp): Likewise.
559 (emit_conditional_add): Likewise.
560 (gen_add2_insn): Likewise.
561 (have_add2_insn): Likewise.
562 (gen_sub2_insn): Likewise.
563 (have_sub2_insn): Likewise.
564 (can_extend_p): Likewise.
565 (can_fix_p): Likewise.
566 (can_float_p): Likewise.
567 (expand_float): Likewise.
568 (expand_fix): Likewise.
569 (expand_sfix_optab): Likewise.
570 (new_optab): Likewise.
571 (new_convert_optab): Likewise.
572 (init_libfuncs): Likewise.
573 (init_interclass_conv_libfuncs): Likewise.
574 (init_intraclass_conv_libfuncs): Likewise.
575 (set_conv_libfunc): Likewise.
576 (init_optabs): Likewise.
577 (debug_optab_libfuncs): Likewise.
578 (gen_cond_trap): Likewise.
579 * optabs.h (optab_handler, convert_optab_hanlder): New.
580 * genopinit.c: Update optabs generation table.
581 * reload.c (find_reloads_address_1): Use optabs accestors.
582 * builtins.c (expand_builtin_mathfn): Likewise.
583 (expand_builtin_mathfn_2): Likewise.
584 (expand_builtin_mathfn_3): Likewise.
585 (expand_builtin_interclass_mathfn): Likewise.
586 (expand_builtin_sincos): Likewise.
587 (expand_builtin_cexpi): Likewise.
588 (expand_builtin_powi): Likewise.
589 (expand_builtin_strlen): Likewise.
590 * dojump.c (do_jump): Likewise.
591 * expr.c (convert_move): Likewise.
592 (move_by_pieces): Likewise.
593 (move_by_pieces_ninsns): Likewise.
594 (can_store_by_pieces): Likewise.
595 (store_by_pieces_1): Likewise.
596 (emit_move_via_integer): Likewise.
597 (emit_move_complex): Likewise.
598 (emit_move_ccmode): Likewise.
599 (emit_move_insn_1): Likewise.
600 (emit_single_push_insn): Likewise.
601 (store_constructor): Likewise.
602 (expand_expr_real_1): Likewise.
603 (do_store_flag): Likewise.
604 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
605 (enumerate_modes): Likewise.
606 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
607 (supportable_widening_operation): Likewise.
608 (supportable_narrowing_operation): Likewise.
609 * expmed.c (store_bit_field_1): Likewise.
610 (extract_bit_field_1): Likewise.
611 (expand_mult_highpart_optab): Likewise.
612 (expand_smod_pow2): Likewise.
613 (expand_divmod): Likewise.
614 (emit_store_flag): Likewise.
615 * tree-vect-patterns.c
616 (vect_pattern_recog_1): Likewise.
617 * tree-ssa-loop-prefetch.c
618 (nontemporal_store_p): Likewise.
619 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
620 (vect_create_epilog_for_reduction): Likewise.
621 (vectorizable_reduction): Likewise.
622 (vectorizable_operation): Likewise.
623 (vect_strided_store_supported): Likewise.
624 (vectorizable_store): Likewise.
625 (vect_strided_load_supported): Likewise.
626 (vectorizable_load): Likewise.
627 * combine.c (simplify_comparison): Likewise.
628 * tree-vect-generic.c
629 (type_for_widest_vector_mode): Likewise.
630 (expand_vector_operations_1): Likewise.
631 * config/spu/spu.c (spu_expand_mov): Likewise.
632 (spu_emit_vector_compare): Likewise.
633 * config/rs6000/rs6000.c
634 (rs6000_emit_vector_compare): Likewise.
635 * stmt.c (add_case_node): Likewise.
636 * reload1.c (gen_reload):
638 2007-08-09 Michael Matz <matz@suse.de>
640 * tree.h (fixed_zerop): Declare as taking a const_tree.
641 * tree.c (fixed_zerop): Take a const_tree.
643 2007-08-09 Ira Rosen <irar@il.ibm.com>
645 * tree-vect-transform.c (vectorizable_store): Remove call to
646 copy_virtual_operands() and call mark_symbols_for_renaming() for
647 the created vector store.
648 (vect_setup_realignment): Don't call copy_virtual_operands() and
649 update_vuses_to_preheader().
650 (vectorizable_load): Don't call copy_virtual_operands().
651 (update_vuses_to_preheader): Remove.
653 2007-08-08 Chao-ying Fu <fu@mips.com>
655 * tree.def (FIXED_POINT_TYPE): New type.
656 (FIXED_CST): New constant.
657 (FIXED_CONVERT_EXPR): New expr.
658 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
659 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
660 * tree.h (struct tree_base): Add saturating_flag.
661 Remove one bit of spare for saturating_flag.
662 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
663 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
664 FIXED_POINT_TYPE_P): Define.
665 (TYPE_SATURATING): Define.
666 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
667 (struct tree_fixed_cst): New.
668 (TYPE_IBIT, TYPE_FBIT): Define.
669 (tree_node): Add fixed_cst.
670 (enum tree_index): Add new enumeration values of
671 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
672 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
673 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
674 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
675 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
676 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
677 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
678 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
679 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
680 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
681 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
682 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
683 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
684 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
685 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
686 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
687 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
688 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
689 (sat_short_fract_type_node, sat_fract_type_node,
690 sat_long_fract_type_node, sat_long_long_fract_type_node,
691 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
692 sat_unsigned_long_fract_type_node,
693 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
694 fract_type_node, long_fract_type_node, long_long_fract_type_node,
695 unsigned_short_fract_type_node, unsigned_fract_type_node,
696 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
697 sat_short_accum_type_node, sat_accum_type_node,
698 sat_long_accum_type_node, sat_long_long_accum_type_node,
699 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
700 sat_unsigned_long_accum_type_node,
701 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
702 accum_type_node, long_accum_type_node, long_long_accum_type_node,
703 unsigned_short_accum_type_node, unsigned_accum_type_node,
704 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
705 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
706 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
707 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
708 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
709 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
710 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
711 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
712 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
713 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
714 sat_uda_type_node, sat_uta_type_node): New macro.
715 (make_fract_type, make_accum_type): Declare.
716 (make_signed_fract_type, make_unsigned_fract_type,
717 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
718 make_signed_accum_type, make_unsigned_accum_type,
719 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
720 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
721 make_or_reuse_sat_signed_fract_type,
722 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
723 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
724 make_or_reuse_sat_unsigned_accum_type): New macro.
725 (fixed_zerop): Declare.
726 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
727 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
728 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
729 LONG_LONG_ACCUM_TYPE_SIZE): Define.
730 * treestruct.def: Add TS_FIXED_CST.
731 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
733 (tree-dump.o): Likewise.
734 (print-tree.o): Likewise.
735 (tree-pretty-print.o): Likewise.
736 (fold-const.o): Likewise.
737 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
738 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
739 (is_gimple_min_invariant): Handle FIXED_CST.
740 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
741 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
742 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
743 (layout_type): Handle FIXED_POINT_TYPE.
744 (make_fract_type, make_accum_type): New functions.
745 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
746 * tree-dump.c (fixed-value.h): New include.
747 (dump_fixed): New function.
748 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
749 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
750 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
751 * tree-pretty-print.c (fixed-value.h): New include.
752 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
754 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
755 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
756 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
757 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
758 for non-saturating fixed-point types.
759 (reassociate_bb): Likewise.
760 * emit-rtl.c (fixed-value.h): New include.
761 (fconst0, fconst1): New array.
762 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
763 * tree-vect-generic.c expand_vector_operation): Support
764 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
766 (type_for_widest_vector_mode): Add one parameter for the
768 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
770 Pass the satp parameter to type_for_mode for fixed-point types.
771 (expand_vector_operations_1): Pass the saturating flag to
772 type_for_widest_vector_mode.
773 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
774 and MODE_VECTOR_UACCUM.
775 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
776 (vectorizable_condition): Likewise.
777 * tree.c (fixed-value.h): New include.
778 (tree_code_size): Support FIXED_CST.
779 (build_fixed): New function.
780 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
781 (fixed_zerop): New function.
782 (tree_node_structure): Support FIXED_CST.
783 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
784 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
785 (type_hash_eq): Handle FIXED_POINT_TYPE.
786 (simple_cst_equal): Support FIXED_CST.
787 (iterative_hash_expr): Handle FIXED_CST.
788 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
789 (get_narrower): Likewise.
790 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
791 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
792 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
793 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
795 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
796 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
797 (initializer_zerop): Support FIXED_CST.
798 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
799 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
800 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
801 (is_base_type): Handle FIXED_POINT_TYPE.
802 (add_type_attribute): Handle FIXED_POINT_TYPE.
803 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
804 * print-tree.c (fixed-value.h): New include.
805 (print_node_brief): Support FIXED_CST.
806 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
807 * c-pretty-print.c (fixed-value.h): New include.
808 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
809 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
810 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
811 Support fixed-point types for inner items in VECTOR_TYPE.
812 (pp_c_direct_declarator): Likewise.
813 (pp_c_declarator): Likewise.
814 (pp_c_fixed_constant): New function.
815 (pp_c_constant): Handle FIXED_CST.
816 (pp_c_primary_expression): Likewise.
817 (pp_c_expression): Likewise.
818 * fold-const.c (fixed-value.h): New include.
819 (negate_expr_p): Return true for FIXED_CST.
820 (fold_negate_expr): Support FIXED_CST.
821 (split_tree): Support FIXED_CST.
822 (const_binop): Support FIXED_CST.
823 (fold_convert_const_int_from_fixed): New function to convert from
825 (fold_convert_const_real_from_fixed): New function to convert from
827 (fold_convert_const_fixed_from_fixed): New function to convert from
828 fixed to another fixed.
829 (fold_convert_const_fixed_from_int): New function to convert from
831 (fold_convert_const_fixed_from_real): New function to convert from
833 (fold_convert_const): Support conversions from fixed to int, from
834 fixed to real, from fixed to fixed, from int to fixed, and from real
836 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
837 (operand_equal_p): Support FIXED_CST.
838 (make_range): For fixed-point modes, we need to pass the
839 saturating flag as the 2nd parameter.
840 (tree_swap_operands_p): Handle FIXED_CST.
841 (fold_plusminus_mult_expr): For fract modes, we cannot generate
843 (fold_unary): Support FIXED_CONVERT_EXPR.
844 (fold_binary): Handle FIXED_CST.
845 Make sure the type is not saturating, before associating operations.
846 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
847 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
848 (fold_negate_const): Support FIXED_CST.
849 (fold_relational_const): Support FIXED_CST.
850 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
851 (gimplify_expr): Handle FIXED_CST.
852 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
853 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
854 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
855 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
856 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
857 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
858 LONG_LONG_ACCUM_TYPE_SIZE.
859 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
860 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
861 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
862 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
863 MODE_ACCUM, and MODE_UACCUM.
864 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
865 fixed-point types to disable reduction.
866 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
868 2007-08-08 David Edelsohn <edelsohn@gnu.org>
870 * config/rs6000/x-rs6000: New file.
871 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
872 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
873 (EXTRA_SPEC_FUNCTIONS): Define.
874 (HAVE_LOCAL_CPU_DETECT): Define.
875 (CC1_CPU_SPEC): Define.
876 * config/rs6000/driver-rs6000.c: New file.
877 * config/rs6000/aix.h (CC1_SPEC): Define.
878 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
879 * config.host: Add x-rs6000 to host_xmake_file if host and target
880 are rs6000 or powerpc.
882 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
884 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
886 2007-08-08 Richard Sandiford <richard@codesourcery.com>
887 Sandra Loosemore <sandra@codesourcery.com>
888 Chao-ying Fu <fu@mips.com>
889 Nigel Stephens <nigel@mips.com>
890 David Ung <davidu@mips.com>
892 * doc/invoke.texi (-mcode-readable): Document.
893 * config/mips/mips.opt (mcode-readable): New option.
894 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
895 * config/mips/mips.h (mips_code_readable_setting): New enum.
896 (mips_code_readable): Declare.
897 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
898 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
899 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
900 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
901 boiler-plate comments.
902 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
903 * config/mips/mips.c (mips_code_readable): New variable.
904 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
905 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
906 context and -mcode-readable setting to restrict the use of
907 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
908 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
909 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
910 (mips_blocks_for_constant_p): Only return false for
911 TARGET_MIPS16_PCREL_LOADS.
912 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
913 for MIPS16. Handle SYMBOL_32_HIGH.
914 (mips_const_insns): Allow HIGHs for MIPS16 too.
915 (mips_unspec_address_offset): New function, split out from...
916 (mips_unspec_address): ...here.
917 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
918 16-bit symbolic constants. Assert approropiate conditions for
919 using the "la" and "dla" macros.
920 (mips_handle_option): Handle -mcode-readable=.
921 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
922 Set up mips_lo_relocs[SYMBOL_32_HIGH].
923 (mips_strip_unspec_address): New function, split out from...
924 (print_operand_reloc): ...here.
925 (print_operand): Pass constants through mips_strip_unspec_address.
926 (print_operand_address): Likewise.
927 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
928 (mips_select_rtx_section): Remove MIPS16 handling.
929 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
930 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
931 (mips16_lay_out_constants): Do nothing unless
932 TARGET_MIPS16_PCREL_LOADS.
933 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
934 * config/mips/mips.md: Split HIGHs for MIPS16.
935 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
937 2007-08-08 Richard Sandiford <richard@codesourcery.com>
939 * config/mips/mips-protos.h (mips_emit_move): Declare.
940 * config/mips/mips.c (mips_emit_move): New function.
941 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
942 (mips_legitimize_const_move): Likewise.
943 (mips_legitimize_move): Likewise.
944 (mips_split_64bit_move): Likewise.
945 (mips_restore_gp): Likewise.
946 (mips_load_call_address): Likewise.
947 (mips_emit_fcc_reload): Likewise.
948 (mips_set_return_address): Likewise.
949 (mips_block_move_straight): Likewise.
950 (mips_block_move_loop): Likewise.
951 (mips_setup_incoming_varargs): Likewise.
952 (mips_save_reg): Likewise.
953 (mips_expand_prologue): Likewise.
954 (mips_restore_reg): Likewise.
955 (mips_expand_epilogue): Likewise.
956 (mips_output_mi_thunk): Likewise.
957 (build_mips16_call_stub): Likewise.
958 (mips_builtin_branch_and_move): Likewise.
959 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
960 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
961 (fixuns_truncdfdi2): Likewise.
962 (fixuns_truncsfsi2): Likewise.
963 (fixuns_truncsfdi2): Likewise.
964 (loadgp_absolute): Likewise.
965 (builtin_setjmp_setup): Likewise.
966 (builtin_longjmp): Likewise.
967 (untyped_call): Likewise.
969 2007-08-08 Richard Sandiford <richard@codesourcery.com>
971 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
972 an "rtx *" argument. Return a bool.
973 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
974 values and return true if they can be split. Take the same kind of
975 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
976 and store the lo_sum there if nonnull. Use the symbol type to
977 determine whether a $gp or HIGH is needed.
978 (mips_legitimize_address): Update call to mips_split_symbol and
979 simplify accordingly.
980 (mips_legitimize_const_move): Likewise.
981 * config/mips/mips.md: In the combine define_split,
982 check mips_split_symbol instead of splittable_symbolic_operand.
983 Update use of mips_split_symbol in the generator code.
984 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
986 2007-08-08 Richard Sandiford <richard@codesourcery.com>
988 * config/mips/mips.c (mips_symbolic_address_p): Delete.
989 (mips_symbol_insns_1): New function, split out from...
990 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
991 and stores separately from load addresses.
992 (mips_classify_address): Replace uses of mips_symbolic_address_p
993 with uses of mips_symbol_insns.
994 (mips_address_insns): Update calls to mips_symbol_insns.
995 (mips_const_insns): Likewise.
996 (mips_legitimize_address): Likewise.
998 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1000 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1001 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1002 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1003 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1004 non-call contexts if TARGET_MIPS16.
1005 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1006 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1007 code for SYMBOL_ABSOLUTE.
1008 (mips_symbol_insns): Likewise.
1010 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1012 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1013 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1014 (mips_symbolic_constant_p): Likewise. Update the call to
1015 mips_classify_symbol.
1016 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1017 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1018 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1019 (print_operand_reloc): Add a context argument. Update the call to
1020 mips_symbolic_constant_p.
1021 (print_operand): Update the calls to print_operand_reloc.
1022 (print_operand_address): Use print_operand_reloc rather than
1024 (mips_rewrite_small_data_p): Add a context argument. Update the call
1025 to mips_symbolic_constant_p.
1026 (mips_small_data_pattern_1): Make DATA the containing mem.
1027 Update the call to mips_rewrite_small_data_p.
1028 (mips_rewrite_small_data_1): Likewise.
1029 (mips_use_anchors_for_symbol_p): Update the call to
1030 mips_symbolic_constant_p.
1031 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1032 (splittable_symbolic_operand): Likewise.
1033 (move_operand): Likewise.
1034 (absolute_symbolic_operand): Likewise.
1035 (got_disp_operand): Likewise.
1036 (got_page_ofst_operand): Likewise.
1038 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1040 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1041 (SYMBOL_ABSOLUTE): ...this.
1042 (SYMBOL_SMALL_DATA): Rename to...
1043 (SYMBOL_GP_RELATIVE): ...this.
1044 (SYMBOL_CONSTANT_POOL): Rename to...
1045 (SYMBOL_PC_RELATIVE): ...this.
1046 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1047 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1048 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1049 after above changes.
1050 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1051 (general_symbolic_operand): Rename to...
1052 (absolute_symbolic_operand): ...this.
1053 * config/mips/mips.md: Update after above changes.
1055 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1056 Revital Eres <eres@il.ibm.com>
1058 * ddg.c (print_ddg): Add dump information.
1059 * modulo-sched.c (print_node_sched_params): Add parameter and
1061 (calculate_maxii): Remove function.
1062 (undo_generate_reg_moves): Likewise.
1063 (undo_permute_partial_schedule): Likewise.
1064 (kernel_number_of_cycles): Likewise.
1065 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1066 (sms_schedule): Use it. Remove profitability checks.
1067 (sms_schedule_by_order): Fix order of nodes within the cycle.
1069 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1071 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1072 -profile option, add pie support.
1073 (ENDFILE_SPEC): New spec.
1074 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
1076 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1078 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1079 * gcc/config/gnu.h (LIB_SPEC): Likewise.
1081 2007-08-07 Yaz Saito <saito@google.com>
1082 Ian Lance Taylor <iant@google.com>
1084 * common.opt (finstrument-functions-exclude-function-list): New
1086 (finstrument-functions-exclude-file-list): New option.
1087 * opts.c (char_p): Define and DEF_VEC.
1088 (flag_instrument_functions_exclude_functions): New static
1090 (flag_instrument_functions_exclude_files): New static variable.
1091 (add_instrument_functions_exclude_list): New static function.
1092 (flag_instrument_functions_exclude_p): New function.
1093 (common_handle_option): Handle new options.
1094 * flags.h (flag_instrument_functions_exclude_p): Declare.
1095 * gimplify.c (gimplify_function_tree): Call
1096 flag_instrument_functions_exclude_p.
1097 * doc/invoke.texi (Option Summary): Mention new options.
1098 (Code Gen Options): Document new options.
1100 2007-08-07 Ian Lance Taylor <iant@google.com>
1102 PR rtl-optimization/32776
1103 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1104 (resolve_use): Likewise.
1105 (decompose_multiword_subregs): Remove "changed" local variable.
1107 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1109 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1110 * configure: Regenerate.
1111 * config.in: Regenerate.
1112 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1115 2007-08-07 Ian Lance Taylor <iant@google.com>
1117 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1118 note, just delete the insn.
1120 2007-08-07 Andreas Schwab <schwab@suse.de>
1123 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1126 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1128 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1129 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1130 (decompose_multiword_subregs): Use the functions above to decompose
1131 multiword shifts and zero-extends.
1133 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1135 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1136 "assemble" descriptions which were swapped.
1138 2007-08-06 Chao-ying Fu <fu@mips.com>
1140 * fixed-value.h: New file.
1141 * fixed-value.c: New file.
1142 * Makefile.in (OBJS-common): Add fixed-value.o.
1143 (fixed-value.o): New rule.
1144 (GTFILES): Add fixed-value.h.
1145 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1146 to compare a.low and b.low.
1147 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1149 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1150 Daniel Jacobowitz <dan@codesourcery.com>
1153 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1155 (x86_64-*-netbsd*): Likewise.
1156 (x86_64-*-linux*): Likewise.
1157 (x86_64-*-kfreebsd*-gnu): Likewise.
1158 (x86_64-*-knetbsd*-gnu): Likewise.
1159 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1161 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1163 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1164 Add -fno-asynchronous-unwind-tables.
1166 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1167 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1168 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1169 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1170 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1172 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1174 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1175 (TARGET_C_MODE_FOR_SUFFIX): New.
1177 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1179 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1181 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1183 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1185 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1188 before checking function returns in conditional expressions.
1190 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1193 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1195 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1198 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1199 for INTEGRAL_TYPE_P.
1201 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1203 * configure.ac: Remove --enable-checking=df from default settings.
1204 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1205 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1206 if the parameter is true.
1207 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1208 DF_VERIFY_SCHEDULED flag is true.
1209 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1210 (df_finish_pass): Adjust prototype.
1211 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1214 * see.c (pass_see): Add TODO_df_verify.
1215 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1216 * global.c (rest_of_handle_global_alloc): Schedule verification
1218 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1220 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1221 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1222 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1224 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1225 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1226 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1228 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1229 Revital Eres <eres@il.ibm.com>
1231 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1233 * ddg.c (create_ddg_dependence): Rename to...
1234 (create_ddg_dep_from_intra_loop_link): This. Do not check
1235 for interloop edges. Do not create anti dependence edge when
1236 a true dependence edge exists in the opposite direction and
1237 -fmodulo-sched-allow-regmoves is set.
1238 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1239 (add_cross_iteration_register_deps): Create anti dependence edge
1240 when -fno-modulo-sched-allow-regmoves is set.
1241 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1243 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1245 * config/arm/arm.md (movsi): Add braces.
1247 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1250 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1251 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1253 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1255 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1257 * cfgloopmanip.c (remove_path, create_preheaders,
1258 force_single_succ_latches, fix_loop_structure): Ditto.
1259 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1260 tree_duplicate_loop_to_header_edge): Ditto.
1261 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1262 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1264 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1265 cleanup_tree_cfg): Ditto.
1266 * tree-cfg.c (tree_merge_blocks): Ditto.
1267 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1268 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1269 loop_preheader_edge, single_exit): Ditto.
1270 (flow_loops_find): Do not clear loops->state.
1271 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1272 loops_state_clear): New functions.
1274 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1277 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1278 when adding to the base and convert ELT to sizetype instead of type.
1280 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1283 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1284 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1286 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1289 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1290 correct type the negate expression.
1292 2007-08-03 Jan Hubicka <jh@suse.cz>
1294 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1297 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1299 * config/rs6000/rs6000.c (struct processor_cost): Change
1300 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1301 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1303 (rios1_costs, rios2_cost): Correct cache line size.
1304 (rs6000_override_options): Set l2-cache-size parameter.
1306 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1307 Diego Novillo <dnovillo@google.com>
1310 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1311 if the range includes 0.
1313 2007-08-03 Ben Elliston <bje@au.ibm.com>
1315 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1316 mode to unspec expressions to silence a warning from the generator
1319 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1321 * config/ia64/constraints.md ("U"): Make constraint vector only.
1323 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1326 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1327 always_inline attribute on the function decl.
1329 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1332 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1333 if we are compiling with -fPIC.
1335 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1336 Nigel Stephens <nigel@mips.com>
1338 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1339 Define for MIPS32 and MIPS64.
1341 2007-08-02 Nick Clifton <nickc@redhat.com>
1343 * config/host-hpux.c: Change copyright header to refer to version
1344 3 of the GNU General Public License and to point readers at the
1345 COPYING3 file and the FSF's license web page.
1346 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1347 config/alpha/linux.h, config/alpha/alpha.opt,
1348 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1349 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1350 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1351 config/alpha/alpha.h, config/alpha/sync.md,
1352 config/alpha/openbsd.h, config/alpha/alpha.md,
1353 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1354 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1355 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1356 config/alpha/constraints.md, config/alpha/osf.h,
1357 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1358 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1359 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1360 config/frv/frv-asm.h, config/frv/frv-protos.h,
1361 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1362 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1363 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1364 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1365 config/s390/s390.opt, config/s390/s390-modes.def,
1366 config/s390/fixdfdi.h, config/s390/constraints.md,
1367 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1368 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1369 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1370 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1371 config/m32c/prologue.md, config/m32c/m32c.abi,
1372 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1373 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1374 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1375 config/m32c/jump.md, config/m32c/shift.md,
1376 config/m32c/m32c-protos.h, config/libgloss.h,
1377 config/spu/spu-protos.h, config/spu/predicates.md,
1378 config/spu/spu-builtins.h, config/spu/spu.c,
1379 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1380 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1381 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1382 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1383 config/sparc/hypersparc.md, config/sparc/predicates.md,
1384 config/sparc/linux.h, config/sparc/sp64-elf.h,
1385 config/sparc/supersparc.md, config/sparc/cypress.md,
1386 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1387 config/sparc/niagara.md, config/sparc/sparc.md,
1388 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1389 config/sparc/sparc.opt, config/sparc/sync.md,
1390 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1391 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1392 config/sparc/sparc.c, config/sparc/little-endian.opt,
1393 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1394 config/sparc/linux64.h, config/sparc/freebsd.h,
1395 config/sparc/sol2.h, config/sparc/rtemself.h,
1396 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1397 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1398 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1399 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1400 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1401 config/m32r/linux.h, config/m32r/constraints.md,
1402 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1403 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1404 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1405 config/i386/i386.md, config/i386/netware-crt0.c,
1406 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1407 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1408 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1409 config/i386/sol2.h, config/i386/constraints.md,
1410 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1411 config/i386/predicates.md, config/i386/geode.md,
1412 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1413 config/i386/freebsd64.h, config/i386/vxworksae.h,
1414 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1415 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1416 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1417 config/i386/netware.h, config/i386/i386-modes.def,
1418 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1419 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1420 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1421 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1422 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1423 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1424 config/i386/xm-mingw32.h, config/i386/linux64.h,
1425 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1426 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1427 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1428 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1429 config/i386/cygwin2.c, config/i386/i386-protos.h,
1430 config/i386/sync.md, config/i386/openbsd.h,
1431 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1432 config/i386/nto.h, config/i386/biarch64.h,
1433 config/i386/i386-coff.h, config/i386/freebsd.h,
1434 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1435 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1436 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1437 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1438 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1439 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1440 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1441 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1442 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1443 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1444 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1445 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1446 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1447 config/sh/superh64.h, config/sh/rtemself.h,
1448 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1449 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1450 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1451 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1452 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1453 config/avr/predicates.md, config/avr/constraints.md,
1454 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1455 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1456 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1457 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1458 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1459 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1460 config/c4x/predicates.md, config/c4x/c4x.h,
1461 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1462 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1463 config/xtensa/linux.h, config/xtensa/xtensa.h,
1464 config/xtensa/elf.h, config/xtensa/xtensa.md,
1465 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1466 config/xtensa/xtensa-protos.h, config/dbx.h,
1467 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1468 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1469 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1470 config/host-solaris.c, config/fr30/fr30.h,
1471 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1472 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1473 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1474 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1475 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1476 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1477 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1478 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1479 config/cris/predicates.md, config/cris/linux.h,
1480 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1481 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1482 config/cris/aout.opt, config/cris/cris-protos.h,
1483 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1484 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1485 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1486 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1487 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1488 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1489 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1490 config/chorus.h, config/mn10300/mn10300.c,
1491 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1492 config/mn10300/mn10300.h, config/mn10300/linux.h,
1493 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1494 config/mn10300/mn10300.md, config/ia64/predicates.md,
1495 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1496 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1497 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1498 config/ia64/freebsd.h, config/ia64/ia64.md,
1499 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1500 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1501 config/gofast.h, config/rtems.h, config/sol2-10.h,
1502 config/m68k/predicates.md, config/m68k/m68k.md,
1503 config/m68k/linux.h, config/m68k/m68k-modes.def,
1504 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1505 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1506 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1507 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1508 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1509 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1510 config/m68k/constraints.md, config/m68k/rtemself.h,
1511 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1512 config/m68k/uclinux.h, config/rs6000/power4.md,
1513 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1514 config/rs6000/linux.h, config/rs6000/eabi.h,
1515 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1516 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1517 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1518 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1519 config/rs6000/windiss.h, config/rs6000/603.md,
1520 config/rs6000/aix41.h, config/rs6000/cell.md,
1521 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1522 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1523 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1524 config/rs6000/default64.h, config/rs6000/7xx.md,
1525 config/rs6000/darwin.opt, config/rs6000/spe.md,
1526 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1527 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1528 config/rs6000/7450.md, config/rs6000/linux64.h,
1529 config/rs6000/constraints.md, config/rs6000/440.md,
1530 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1531 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1532 config/rs6000/rs6000.h, config/rs6000/power6.md,
1533 config/rs6000/predicates.md, config/rs6000/altivec.md,
1534 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1535 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1536 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1537 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1538 config/rs6000/linux64.opt, config/rs6000/sync.md,
1539 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1540 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1541 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1542 config/rs6000/eabispe.h, config/rs6000/e500.h,
1543 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1544 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1545 config/rs6000/aix.h, config/rs6000/vxworks.h,
1546 config/rs6000/40x.md, config/rs6000/aix51.h,
1547 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1548 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1549 config/arc/arc.h, config/mcore/mcore-elf.h,
1550 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1551 config/mcore/mcore.md, config/mcore/mcore.c,
1552 config/mcore/mcore.opt, config/mcore/mcore.h,
1553 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1554 config/score/predicates.md, config/score/score-version.h,
1555 config/score/score-protos.h, config/score/misc.md,
1556 config/score/elf.h, config/score/score.c, config/score/mac.md,
1557 config/score/score7.md, config/score/score.h,
1558 config/score/score-conv.h, config/score/score-mdaux.c,
1559 config/score/score.md, config/score/score.opt,
1560 config/score/score-modes.def, config/score/score-mdaux.h,
1561 config/score/mul-div.S, config/arm/uclinux-elf.h,
1562 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1563 config/arm/symbian.h, config/arm/linux-elf.h,
1564 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1565 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1566 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1567 config/arm/strongarm-pe.h, config/arm/arm.h,
1568 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1569 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1570 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1571 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1572 config/arm/arm-cores.def, config/arm/arm-protos.h,
1573 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1574 config/arm/wince-pe.h, config/arm/neon.md,
1575 config/arm/constraints.md, config/arm/neon.ml,
1576 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1577 config/arm/arm.opt, config/arm/arm926ejs.md,
1578 config/arm/predicates.md, config/arm/iwmmxt.md,
1579 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1580 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1581 config/arm/neon-testgen.ml, config/arm/arm.md,
1582 config/arm/xscale-coff.h, config/arm/pe.c,
1583 config/arm/arm-generic.md, config/arm/pe.h,
1584 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1585 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1586 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1587 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1588 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1589 config/pa/predicates.md, config/pa/pa64-hpux.h,
1590 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1591 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1592 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1593 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1594 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1595 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1596 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1597 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1598 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1599 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1600 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1601 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1602 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1603 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1604 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1605 config/mips/linux64.h, config/mips/elforion.h,
1606 config/mips/constraints.md, config/mips/generic.md,
1607 config/mips/predicates.md, config/mips/4300.md,
1608 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1609 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1610 config/mips/5k.md, config/mips/vr4120-div.S,
1611 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1612 config/mips/mips-protos.h, config/mips/6000.md,
1613 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1614 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1615 config/mips/mips-modes.def, config/mips/vr.h,
1616 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1617 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1618 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1619 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1620 config/vax/openbsd1.h, config/vax/netbsd.h,
1621 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1622 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1623 config/h8300/rtems.h, config/h8300/predicates.md,
1624 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1625 config/h8300/h8300.md, config/h8300/h8300.opt,
1626 config/h8300/coff.h, config/h8300/h8300-protos.h,
1627 config/v850/v850.md, config/v850/predicates.md,
1628 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1629 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1630 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1631 config/mmix/mmix.h, config/mmix/predicates.md,
1632 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1633 config/mmix/mmix.c, config/mmix/mmix.opt,
1634 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1635 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1636 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1637 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1640 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1642 * emit-rtl.c (reset_used_decls): Rename to...
1643 (set_used_decls): ...this. Set the used flag rather than clearing it.
1644 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1645 DECL_RTLs rather than resetting them.
1647 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1649 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1651 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1653 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1654 argument to find_reloads_address.
1656 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1658 PR tree-optimization/32919
1659 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1660 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1661 (coalesce_ssa_name): Call it.
1663 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1664 David Ung <davidu@mips.com>
1666 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1667 (__mips16_unorddf2, __mips16_floatunsidf): New.
1668 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1670 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1672 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1674 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1675 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1676 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1677 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1678 * omp-low.c (get_ws_args_for, determine_parallel_type,
1679 expand_omp_for_generic, expand_omp_for_static_nochunk,
1680 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1681 Work with more precise CFG.
1682 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1683 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1685 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1686 * gimple-low.c (lower_stmt): Ditto.
1687 * tree-inline.c (estimate_num_insns_1): Ditto.
1688 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1689 (OMP_SECTIONS_SWITCH): New.
1690 * tree-cfgcleanup.c (cleanup_omp_return): New.
1691 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1692 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1693 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1694 (tree_redirect_edge_and_branch): Handle omp constructs.
1696 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1697 with three arguments.
1699 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1701 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1704 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1706 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1707 the loop structures may need fixing.
1708 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1710 (cleanup_tree_cfg_loop): Removed.
1711 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1712 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1713 instead of running cleanup_tree_cfg_loop.
1714 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1715 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1716 (tree_predictive_commoning): Declaration changed.
1717 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1719 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1721 * doc/invoke.texi (l1-cache-size): Update documentation.
1722 (l2-cache-size): Document.
1723 * params.h (L2_CACHE_SIZE): New macro.
1724 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1725 that L1_CACHE_SIZE is in kB now.
1726 (L2_CACHE_SIZE_BYTES): New macro.
1727 (tree_ssa_prefetch_arrays): Show size in kB.
1728 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1729 and l2_cache_size fields.
1730 * config/i386/driver-i386.c (describe_cache): Detect cache size
1732 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1733 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1734 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1735 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1736 (override_options): Set l1-cache-size and l2-cache-size to default
1737 values if not specified otherwise.
1738 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1739 (PARAM_L2_CACHE_SIZE): New.
1741 2007-08-01 Nigel Stephens <nigel@mips.com>
1742 David Ung <davidu@mips.com>
1743 Thiemo Seufer <ths@mips.com>
1744 Chris Dearman <chris@mips.com>
1745 Richard Sandiford <richard@codesourcery.com>
1747 * config.gcc (mips*-sde-elf*): New stanza.
1748 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1749 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1750 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1751 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1752 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1753 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1755 * config/mips/sde.h: New file.
1756 * config/mips/t-libgcc-mips16: Likewise.
1757 * config/mips/t-sde: Likewise.
1758 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1759 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1760 _MIPS_FPSET and _MIPS_SZINT.
1761 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1762 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1763 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1764 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1765 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1766 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1767 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1768 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1769 _MIPS_SZPTR and _MIPS_FPSET.
1770 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1771 architecture is specified.
1772 (MIPS_32BIT_OPTION_SPEC): New macro.
1774 2007-07-31 Dan Hipschman <dsh@google.com>
1776 * gcc.c (end_going_arg): New function.
1777 (do_spec_2): Use it.
1778 (do_spec_1): Use it.
1780 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1782 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1783 only if ENABLE_CHECKING is defined.
1785 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1787 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1788 df_ru_add_problem, df_ru_get_bb_info): Removed.
1789 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1790 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1791 df_ru_free_bb_info, df_ru_alloc,
1792 df_ru_bb_local_compute_process_def,
1793 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1794 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1795 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1796 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1797 df_ru_add_problem): Removed.
1799 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1802 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1803 (casesi32p, casesi64p): Likewise.
1804 (casesi): Adjust for above.
1806 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1808 * mode-switching.c (create_pre_exit): Don't search past calls.
1810 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1812 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1814 2007-07-31 Revital Eres <eres@il.ibm.com>
1816 * ddg.c (add_deps_for_def): Rename to...
1817 (add_cross_iteration_register_deps): This. Change implementation
1818 to use only reaching def and def-use chains to construct the
1819 inter loop dependencies.
1820 (add_deps_for_use): Remove function.
1821 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1822 function to build the inter loop dependencies.
1823 * modulo-sched.c (sms_schedule): Build only
1824 reaching def and def-use chains for the propose of the ddg
1827 2007-07-31 Julian Brown <julian@codesourcery.com>
1829 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1830 New define_insns. Use correct RTL.
1831 (vec_set<mode>): Write as expander.
1833 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1835 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1836 to an unallocated space.
1838 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1841 (split_constant_offset): Enable split_constant_offset to extract
1842 constants from other statements.
1843 * tree-vect-transform.c
1844 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1845 to a temp var. Force base_offset to be simple.
1847 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1849 * df-scan.c (df_scan_verify): Remove artificial limit on
1850 the number of blocks for verification.
1851 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1852 df_simulate_defs): Avoid unnecessary insn checking for defs.
1854 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1857 * config/m68k/lb1sf68.asm (FUNC): New macro.
1859 (__udivsi3): Likewise.
1860 (__divsi3): Likewise.
1861 (__umodsi3): Likewise.
1862 (__modsi3): Likewise.
1863 (__subdf3): Likewise.
1864 (__adddf3): Likewise.
1865 (__muldf3): Likewise.
1866 (__divdf3): Likewise.
1867 (__negdf2): Likewise.
1868 (__cmpdf2): Likewise.
1869 (__subsf3): Likewise.
1870 (__addsf3): Likewise.
1871 (__mulsf3): Likewise.
1872 (__divsf3): Likewise.
1873 (__negsf2): Likewise.
1874 (__cmpsf2): Likewise.
1875 (__eqdf2): Likewise.
1876 (__nedf2): Likewise.
1877 (__gtdf2): Likewise.
1878 (__gedf2): Likewise.
1879 (__ltdf2): Likewise.
1880 (__ledf2): Likewise.
1881 (__eqsf2): Likewise.
1882 (__nesf2): Likewise.
1883 (__gtsf2): Likewise.
1884 (__gesf2): Likewise.
1885 (__ltsf2): Likewise.
1886 (__lesf2): Likewise.
1888 2007-07-30 Ollie Wild <aaw@google.com>
1890 * c-ppoutput.c (print_lines_directives_only): New function.
1891 (scan_translation_unit_directives_only): New function.
1892 (preprocess_file): Add call to scan_translation_unit_directives_only.
1893 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1894 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1895 -fdirectives-only. Add errors for -fdirectives-only conflict with
1896 -Wunused-macros and -traditional.
1897 (finish_options): Add builtin macro initialization for
1898 -fdirectives-only + -fpreprocessed.
1899 * c.opt (fdirectives-only): New.
1900 * doc/cppopts.texi (fdirectives-only): New.
1902 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1904 * alias.c (record_set, memory_modified_1): Constify.
1905 * bt-load.c (note_btr_set): Likewise.
1906 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1907 * combine.c (set_nonzero_bits_and_sign_copies,
1908 expand_field_assignment, record_dead_and_set_regs_1,
1909 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1910 likely_spilled_retval_1): Likewise.
1911 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1912 frv_io_handle_set): Likewise.
1913 * config/mips/mips.c (mips_sim_record_set,
1914 vr4130_true_reg_dependence_p_1): Likewise.
1915 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1916 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1917 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1918 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1919 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1920 * ddg.c (mark_mem_store): Likewise.
1921 * df-problems.c (df_urec_mark_reg_change): Likewise.
1922 * function.c (update_epilogue_consts): Likewise.
1923 * gcse.c (record_set_info, record_last_set_info,
1924 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1925 reg_clear_last_set): Likewise.
1926 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1928 * jump.c (reversed_comparison_code_parts): Likewise.
1929 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1930 reg_is_set): Likewise.
1931 * loop-iv.c (mark_altered): Likewise.
1932 * mode-switching.c (reg_becomes_live): Likewise.
1933 * optabs.c (no_conflict_move_test): Likewise.
1934 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1936 * postreload.c (reload_combine_note_store, move2add_note_store):
1938 * regmove.c (flags_set_1): Likewise.
1939 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1941 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1943 * resource.c (update_live_status): Likewise.
1944 * rtl.h (set_of, note_stores): Likewise.
1945 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1946 note_stores, parms_set): Likewise.
1947 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1948 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1950 * var-tracking.c (count_stores, add_stores): Likewise.
1952 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1954 * alias.c (mems_in_disjoint_alias_sets_p,
1955 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1956 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1957 write_dependence_p, mems_in_disjoint_alias_sets_p,
1958 read_dependence, true_dependence, canon_true_dependence,
1959 anti_dependence, output_dependence): Constify.
1960 * combine.c (extended_count): Likewise.
1961 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1962 * cselib.c (get_value_hash, references_value_p,
1963 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1964 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1965 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1966 * function.c (contains, prologue_epilogue_contains,
1967 sibcall_epilogue_contains): Likewise.
1968 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1969 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1970 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1971 reg_or_subregno): Likewise.
1972 * recog.c (asm_noperands): Likewise.
1973 * reload1.c (function_invariant_p): Likewise.
1974 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1975 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1976 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
1977 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
1978 true_regnum, reg_or_subregno, condjump_in_parallel_p,
1979 extended_count, prologue_epilogue_contains,
1980 sibcall_epilogue_contains, function_invariant_p, true_dependence,
1981 canon_true_dependence, read_dependence, anti_dependence,
1982 output_dependence): Likewise.
1983 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
1985 2007-07-30 Julian Brown <julian@codesourcery.com>
1987 * config/arm/neon.md (V_ext): New mode attribute.
1988 (neon_vget_lane<mode>): Replace with define_expand.
1989 (neon_vget_lane<mode>_sext_internal)
1990 (neon_vget_lane<mode>_zext_internal): New define_insns for double
1991 and quad precision vectors.
1992 (neon_vget_lanedi): Add bounds check. Remove dead comment.
1993 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
1994 have typeless 32-bit result.
1996 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1999 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2001 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2002 use sizetype for rest.
2003 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2004 (aff_combination_convert): Don't convert rest for pointer types.
2006 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2008 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2010 * tree-ssa-alias.c: Add alloc-pool.h.
2011 (init_alias_info): Free alias_bitmap_obstack.
2012 (delete_alias_info): Call delete_mem_ref_stats.
2013 (get_mem_sym_stats_for): Use alloc_pool.
2014 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2015 (delete_mem_sym_stats): Removed.
2017 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2019 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2020 functions cannot be represented as classical distance vectors.
2022 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2024 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2025 * builtins.c (validate_arg, builtin_mathfn_code,
2026 validate_arglist): Likewise.
2027 * calls.c (call_expr_flags): Likewise.
2028 * combine.c (reg_nonzero_bits_for_combine,
2029 reg_num_sign_bit_copies_for_combine, get_last_value,
2030 reg_truncated_to_mode): Likewise.
2031 * emit-rtl.c (subreg_lowpart_p): Likewise.
2032 * expr.c (highest_pow2_factor_for_target,
2033 categorize_ctor_elements_1, categorize_ctor_elements,
2034 count_type_elements, contains_packed_reference,
2035 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2036 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2037 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2038 native_encode_int, native_encode_real, native_encode_complex,
2039 native_encode_vector, native_encode_expr, native_interpret_int,
2040 native_interpret_real, native_interpret_complex,
2041 native_interpret_vector, native_interpret_expr): Likewise.
2042 * function.c (use_register_for_decl): Likewise.
2043 * gimplify.c (get_name): Likewise.
2044 * langhooks-def.h (lhd_return_null_const_tree): New.
2045 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2046 * langhooks.c (lhd_return_null_const_tree): New.
2047 * langhooks.h (lang_get_callee_fndecl): Constify.
2048 * output.h (constructor_static_from_elts_p): Likewise.
2049 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2050 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2051 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2052 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2053 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2054 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2055 * rtlhooks-def.h (reg_nonzero_bits_general,
2056 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2058 * rtlhooks.c (reg_num_sign_bit_copies_general,
2059 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2061 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2062 * stor-layout.c (mode_for_size_tree): Likewise.
2063 * tree-ssa-loop-im.c (memref_eq): Likewise.
2064 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2065 * tree.c (contains_placeholder_p, type_list_equal,
2066 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2068 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2069 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2070 contains_placeholder_p, contains_packed_reference,
2071 get_callee_fndecl, operand_equal_for_phi_arg_p,
2072 warn_if_unused_value, is_body_block, native_encode_expr,
2073 native_interpret_expr, fold_convertible_p, operand_equal_p,
2074 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2075 validate_arglist, simple_cst_equal, type_list_equal,
2076 use_register_for_decl, call_expr_flags, get_name,
2077 highest_pow2_factor): Likewise.
2078 (const_call_expr_arg_iterator_d,
2079 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2080 first_const_call_expr_arg, more_const_call_expr_args_p,
2081 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2082 * varasm.c (constructor_static_from_elts_p): Constify.
2084 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2086 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2087 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2088 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2089 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2090 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2091 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2092 spelling conventions.
2093 * doc/invoke.texi: Follow spelling conventions.
2095 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2096 Revital Eres <eres@il.ibm.com>
2098 * modulo-sched.c (sms_schedule): Avoid loops which includes
2099 auto-increment instructions.
2101 2007-07-28 Richard Guenther <rguenther@suse.de>
2104 * fold-const.c (fold_cond_expr_with_comparison): Convert
2105 operand zero of MIN/MAX_EXPR to correct type.
2107 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2110 flags_from_decl_or_type): Constify.
2111 * gcc.c (do_spec_1): Likewise.
2112 * print-tree.c (dump_addr, print_node_brief): Likewise.
2113 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2114 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2115 tree_purge_all_dead_eh_edges): Likewise.
2116 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2117 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2119 * tree.c (expr_location, expr_has_location, expr_locus,
2120 expr_filename, expr_lineno, get_inner_array_type,
2121 fields_compatible_p): Likewise.
2122 * tree.h (get_inner_array_type, fields_compatible_p,
2123 expr_location, expr_has_location, expr_locus, expr_filename,
2124 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2125 setjmp_call_p, alloca_call_p): Likewise.
2127 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2129 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2130 TV_FLOW_INSENSITIVE.
2132 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2134 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2135 (compute_flow_insensitive_aliasing): Ditto for
2136 TV_FLOW_INSENSITIVE.
2138 2007-07-27 Jan Hubicka <jh@suse.cz>
2140 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2143 * attribs.c: Include hashtab.h
2144 (attribute_hash): New.
2145 (substring): New structure.
2146 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2148 (init_attributes): Initialize attribute hash.
2149 (decl_attributes): Use attribute hash.
2150 * Makefile.in (attribs.c): Depend on hashtab.h.
2152 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2154 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2156 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2158 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2159 __mips_dspr2 and __mips_dsp_rev macros.
2160 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2162 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2164 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2166 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2170 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2171 and the updating of the live and do_not_gen sets.
2172 (df_note_bb_compute): Added updating of live and do_not_gen sets
2173 for regular defs so that the case of clobber inside conditional
2174 call is processed correctly.
2176 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2178 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2179 operands with compatible type.
2181 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2183 * expr.h (store_bit_field): Don't return a value.
2184 * expmed.c (check_predicate_volatile_ok): New function.
2185 (store_bit_field_1): New function, extracted from store_bit_field.
2186 Take a fallback_p argument and return true if the operation succeeded.
2187 Only use store_fixed_bit_field if fallback_p. Don't recompute
2188 mode_for_extraction; use op_mode instead. Try forcing memories
2189 into registers if the insv expander fails.
2190 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2191 Don't return a value.
2192 (convert_extracted_bit_field): New function, extracted from
2194 (extract_bit_field_1): Likewise. Take a fallback_p argument
2195 and return NULL if the operation succeeded. Only use
2196 extract_fixed_bit_field if fallback_p. Only calculate one
2197 extraction mode. Combine code for extv and extzv. Try forcing
2198 memories into registers if the ext(z)v expander fails.
2199 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2201 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2203 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2205 (df_ref): Likewise. Put regno with other integer fields.
2207 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2209 * df.h (df_mw_hardreg): Remove "loc" field.
2210 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2212 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2213 split out from df_set_unused_notes_for_mw. Return false for
2214 partial references. Assert that mw_reg is a REG when returning true.
2215 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2216 (df_whole_mw_reg_dead_p): New function, split out from
2217 df_set_dead_notes_for_mw. Return false for partial references.
2218 Assert that mw_reg is a REG when returning true.
2219 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2220 Remove redundant bitmap check.
2222 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2224 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2225 ($(T)crtend.o): Likwise.
2226 ($(T)crtbeginS.o): Likwise.
2227 ($(T)crtendS.o): Likwise.
2228 ($(T)crtfastmath.o): Likwise.
2230 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2232 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2233 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2234 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2235 and x_n_bbs_in_dom_tree fields.
2237 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2239 PR tree-optimization/32087
2240 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2241 Do not call scale_bbs_frequencies_int with prob of zero.
2243 2007-07-26 Julian Brown <julian@codesourcery.com>
2245 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2246 (neon_element_bits): Add prototypes.
2247 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2248 (neon_const_bounds, neon_element_bits): New functions.
2249 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2250 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2251 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2252 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2253 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2254 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2255 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2256 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2257 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2258 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2259 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2260 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2261 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2263 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2265 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2266 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2268 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2269 Julian Brown <julian@codesourcery.com>
2271 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2272 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2273 * config/arm/cortex-a8.md: New.
2274 * config/arm/cortex-a8-neon.md: New.
2275 * config/arm/neon-schedgen.ml: New.
2276 * config/arm/neon.md (vqh_mnem): New.
2278 (Is_float_mode): New.
2279 (Scalar_mul_8_16): New.
2281 (V_mode_nunits): New.
2282 (All instruction patterns): Annotate with neon_type attribute
2284 * config/arm/arm.md: Include cortex-a8.md.
2285 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2287 Annotate instruction patterns accordingly.
2288 (generic_sched): Do not use generic scheduling for Cortex-A8.
2289 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2291 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2293 * fold-const.c (fold_read_from_constant_string): Use
2295 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2297 2007-07-26 Nick Clifton <nickc@redhat.com>
2299 * tree-ssa-operands.h: Change copyright header to refer to version
2300 3 of the GNU General Public License and to point readers at the
2301 COPYING3 file and the FSF's license web page.
2302 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2303 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2304 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2305 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2306 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2307 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2308 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2309 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2310 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2311 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2312 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2313 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2314 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2315 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2316 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2317 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2318 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2319 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2320 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2321 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2322 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2323 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2324 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2325 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2326 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2327 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2328 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2329 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2330 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2331 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2332 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2333 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2334 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2335 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2336 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2337 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2338 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2339 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2340 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2341 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2342 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2343 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2344 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2345 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2346 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2347 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2348 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2349 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2350 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2351 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2352 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2353 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2354 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2355 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2356 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2357 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2358 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2359 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2360 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2361 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2362 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2363 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2364 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2365 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2366 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2367 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2368 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2369 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2370 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2371 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2372 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2373 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2374 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2375 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2376 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2377 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2378 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2379 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2380 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2381 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2382 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2383 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2384 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2385 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2386 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2387 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2388 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2389 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2390 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2391 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2392 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2393 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2394 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2395 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2396 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2397 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2398 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2399 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2400 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2401 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2402 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2403 convert.c, convert.h, langhooks-def.h, reload1.c,
2404 tree-ssa-operands.c: Likewise.
2406 2007-07-26 Jan Hubicka <jh@suse.cz>
2408 * tree-ssa-live.c: Include debug.h and flags.h.
2409 (mark_scope_block_unused): New function.
2410 (remove_unused_scope_block_p): New function.
2411 (remove_unused_locals): Remove unused blocks too.
2413 2007-07-25 Ian Lance Taylor <iant@google.com>
2415 * combine.c (combine_max_regno): Remove. Remove all uses.
2416 (struct reg_stat_struct): Rename from struct reg_stat.
2417 (reg_stat_type): Define, and declare VECs.
2418 (reg_stat): Change from pointer to VEC. Change all uses.
2419 (combine_split_insns): New static function.
2420 (try_combine, find_split_point): Call it instead of split_insns.
2422 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2424 * cfghooks.c (split_block): Fix the information about loop latch.
2426 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2428 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2430 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2432 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2433 Scan the new edge for loop exit info.
2435 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2437 * config/darwin.c: Include debug.h.
2439 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2442 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2444 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2446 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2447 (HARD_REGNO_MODE_OK): Ditto.
2448 (MODES_TIEABLE_P): Ditto.
2449 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2450 (CLASS_MAX_NREGS): Ditto.
2451 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2452 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2453 (divdf3_internal_thr): Removed.
2454 * config/ia64/div.md: New file.
2455 * config/ia64/constraints.md: Add H constraint.
2457 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2459 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2460 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2461 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2462 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2463 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2464 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2465 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2466 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2467 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2468 dump_sbitmap_file, debug_sbitmap, popcount_table,
2469 sbitmap_popcount): Constify.
2470 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2471 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2472 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2473 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2474 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2475 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2476 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2477 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2478 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2479 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2480 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2482 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2484 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2485 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2486 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2487 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2488 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2489 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2490 bitmap_intersect_p, bitmap_intersect_compl_p,
2491 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2492 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2494 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2495 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2496 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2497 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2498 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2499 debug_bitmap, debug_bitmap_file, bitmap_print,
2500 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2501 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2503 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2505 * config/darwin.c (darwin_override_options): Additional fix for
2506 debug info formats that don't support var tracking.
2508 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2510 * cselib.c (entry_and_rtx_equal_p): Constify.
2511 * gengtype.c (output_mangled_typename, write_types, write_local):
2513 * gengtype.h (const_type_p): New.
2514 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2516 * tlink.c (scan_linker_output): De-constify.
2517 * tree-ssa-loop-im.c (memref_eq): Constify.
2518 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2519 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2521 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2523 * c-common.c (fname_as_string, c_type_hash): Constify.
2524 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2525 * cgraph.c (edge_hash, edge_eq): Likewise.
2526 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2527 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2528 reg_attrs_htab_eq): Likewise.
2529 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2531 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2532 const_decl_t, const_state_t, const_automata_list_el_t): New.
2533 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2534 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2535 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2536 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2537 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2538 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2539 compare_max_occ_cycle_nums, out_state_arcs_num,
2540 compare_transition_els_num, units_cmp, state_reservs_cmp):
2542 * genmodes.c (cmp_modes): Likewise.
2543 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2544 * gimplify.c (compare_case_labels): Likewise.
2545 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2546 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2547 * matrix-reorg.c (mtt_info_hash): Likewise.
2548 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2549 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2550 (htab_hash_bucket, htab_hash_elem): Constify.
2551 * tree-browser.c (TB_parent_eq): Likewise.
2552 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2553 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2554 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2555 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2557 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2558 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2559 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2560 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2561 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2563 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2564 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2565 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2566 * tree-ssa-threadupdate.c (redirection_data_hash,
2567 redirection_data_eq): Likewise.
2568 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2569 * tree-ssa.c (var_ann_eq): Likewise.
2570 * tree-vrp.c (compare_case_labels): Likewise.
2571 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2572 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2573 tree_not_check_failed, tree_class_check_failed,
2574 tree_range_check_failed, tree_not_class_check_failed,
2575 omp_clause_check_failed, omp_clause_range_check_failed,
2576 tree_contains_struct_check_failed, tree_operand_check_failed):
2578 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2579 tree_not_check_failed, tree_class_check_failed,
2580 tree_range_check_failed, tree_not_class_check_failed,
2581 tree_operand_check_failed, omp_clause_operand_check_failed,
2582 tree_operand_length): Likewise.
2583 * var-tracking.c (const_variable): New.
2584 (variable_htab_hash, variable_htab_eq): Constify.
2585 * varasm.c (const_desc_hash): Likewise.
2587 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2589 * expr.c (handled_component_p): Constify.
2590 * fold-const.c (fit_double_type): Likewise.
2591 * real.h (real_value_from_int_cst): Likewise.
2592 * tree-flow-inline.h (gimple_in_ssa_p,
2593 gimple_aliases_computed_p, gimple_addressable_vars,
2594 gimple_call_clobbered_vars, gimple_referenced_vars,
2595 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2596 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2597 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2598 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2599 is_label_stmt, is_global_var, phi_ssa_name_p,
2600 factoring_name_p, is_call_clobbered, tree_common_ann,
2601 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2602 unmodifiable_var_p, array_ref_contains_indirect_ref,
2603 ref_contains_array_ref, lookup_subvars_for_var,
2604 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2605 gimple_mem_ref_stats): Likewise.
2606 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2607 may_aliases, is_exec_stmt, is_label_stmt,
2608 ref_contains_array_ref, array_ref_contains_indirect_ref,
2609 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2610 unmodifiable_var_p): Likewise.
2611 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2612 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2613 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2614 cst_and_fits_in_hwi, real_value_from_int_cst,
2615 build_real_from_int_cst, integer_zerop, integer_onep,
2616 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2617 tree_floor_log2, real_zerop, real_onep, real_twop,
2618 real_minus_onep, really_constant_p, purpose_member, chain_member,
2619 list_length, fields_length, int_size_in_bytes, bit_position,
2620 int_bit_position, byte_position, int_byte_position, expr_align,
2621 array_type_nelts, tree_node_structure,
2622 type_contains_placeholder_1, iterative_hash_pointer,
2623 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2624 tree_map_base_eq, type_hash_list, type_hash_eq,
2625 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2626 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2627 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2628 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2629 int_fits_type_p, get_containing_scope, decl_function_context,
2630 decl_type_context, omp_clause_operand_check_failed,
2631 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2632 * tree.h (omp_clause_operand_check_failed, tree_size,
2633 build_real_from_int_cst, array_type_nelts, purpose_member,
2634 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2635 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2636 is_attribute_p, check_qualified_type, expr_align,
2637 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2638 int_byte_position, list_length, fields_length, initializer_zerop,
2639 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2640 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2641 tree_node_structure, handled_component_p, get_containing_scope,
2642 decl_function_context, decl_type_context, real_zerop,
2643 type_num_arguments, fit_double_type, really_constant_p,
2644 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2645 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2646 real_twop, real_minus_onep, int_cst_value): Likewise.
2648 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2650 * cfglayout.c (insn_scope, insn_line): Constify.
2651 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2652 const_double_htab_hash, const_double_htab_eq,
2653 mem_attrs_htab_hash): Likewise.
2654 * loop-iv.c (biv_eq): Likewise.
2655 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2656 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2657 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2659 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2660 error_for_asm, warning_for_asm, _fatal_insn,
2661 _fatal_insn_not_found): Likewise.
2662 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2663 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2664 rtl_check_failed_type2, rtl_check_failed_code1,
2665 rtl_check_failed_code2, rtl_check_failed_code_mode,
2666 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2667 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2668 rtl_check_failed_type2, rtl_check_failed_code1,
2669 rtl_check_failed_code2, rtl_check_failed_code_mode,
2670 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2671 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2672 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2673 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2674 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2675 rtx_unstable_p, get_integer_term, get_related_value,
2676 offset_within_block_p, reg_mentioned_p, count_occurrences,
2677 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2678 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2679 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2680 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2681 find_constant_src, find_reg_fusage, find_regno_fusage,
2682 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2683 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2684 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2685 computed_jump_p, auto_inc_p, in_expr_list_p,
2686 remove_node_from_expr_list, loc_mentioned_in_p,
2687 label_is_jump_target_p, reversed_comparison_code_parts,
2688 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2689 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2690 print_inline_rtx): Likewise.
2691 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2692 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2693 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2694 get_integer_term, get_related_value, offset_within_block_p,
2695 count_occurrences, reg_mentioned_p, no_labels_between_p,
2696 reg_used_between_p, reg_referenced_p, single_set_2,
2697 multiple_sets, set_noop_p, refers_to_regno_p,
2698 reg_overlap_mentioned_p, dead_or_set_p,
2699 covers_regno_no_parallel_p, covers_regno_p,
2700 dead_or_set_regno_p, find_reg_note, find_regno_note,
2701 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2702 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2703 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2704 side_effects_p, may_trap_p_1, may_trap_p,
2705 may_trap_after_code_motion_p, may_trap_or_fault_p,
2706 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2707 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2708 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2709 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2710 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2712 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2713 warning_for_asm): Likewise.
2714 * tree.h (print_rtl): Likewise.
2715 * varasm.c (get_pool_mode): Likewise.
2717 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2719 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2720 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2721 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2722 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2723 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2724 * ddg.c (compare_sccs): Likewise.
2725 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2726 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2727 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2728 decimal_do_fix_trunc, decimal_real_to_integer,
2729 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2730 * dse.c (const_group_info_t): New.
2731 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2732 * dwarf2out.c (const_dw_die_ref): New.
2733 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2734 * tree-browser.c (TB_parent_eq): Likewise.
2735 * unwind-dw2-fde.c (__register_frame_info_bases,
2736 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2737 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2739 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2740 * unwind-dw2.c (uw_frame_state_for): Likewise.
2741 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2742 * value-prof.h (const_histogram_value): New.
2744 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2746 * config/mips/mips.c (machine_function): Add
2747 initialized_mips16_gp_pseudo_p.
2748 (mips16_gp_pseudo_reg): Do not emit the initialization of
2749 mips16_gp_pseudo_rtx when being called from the gimple cost-
2750 calculation routines; emit it on the first use outside those
2753 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2758 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2759 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2760 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2761 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2762 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2763 Preserve const-ness of parameters through use of __typeof(),
2764 also constify and tidy.
2766 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2767 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2768 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2769 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2770 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2771 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2772 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2773 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2774 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2776 2007-07-25 Julian Brown <julian@codesourcery.com>
2777 Mark Shinwell <shinwell@codesourcery.com>
2779 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2780 (alpha_mangle_type): This.
2781 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2782 (TARGET_MANGLE_TYPE): Define this instead.
2783 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2784 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2785 (arm_init_neon_builtins): Fix comment.
2786 (arm_mangle_map_entry): New.
2787 (arm_mangle_map): New.
2788 (arm_mangle_type): New.
2789 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2790 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2791 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2792 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2793 (TARGET_MANGLE_TYPE): Define this instead.
2794 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2795 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2796 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2797 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2798 (TARGET_MANGLE_TYPE): Define this instead.
2799 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2801 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2802 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2803 (TARGET_MANGLE_TYPE): Define this instead.
2804 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2805 (s390_mangle_type): This.
2806 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2807 (TARGET_MANGLE_TYPE): Define this instead.
2808 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2809 (sparc_mangle_type): This.
2810 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2811 (TARGET_MANGLE_TYPE): Define this instead.
2812 * cp/mangle.c (write_type): Call mangle_type target hook on all
2813 types before mangling. Use original type, not main variant, as
2815 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2816 (TARGET_MANGLE_TYPE): This.
2817 * target.h (gcc_target): Rename mangle_fundamental_type to
2819 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2820 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2822 2007-07-25 Julian Brown <julian@codesourcery.com>
2823 Paul Brook <paul@codesourcery.com>
2824 Joseph Myers <joseph@codesourcery.com>
2825 Mark Shinwell <shinwell@codesourcery.com>
2827 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2828 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2829 (with_fpu): Allow --with-fpu=neon.
2830 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2831 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2832 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2833 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2834 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2835 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2836 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2837 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2838 (output_move_neon): Add prototypes.
2839 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2840 (all_fpus): Add FPUTYPE_NEON.
2841 (fp_model_for_fpu): Add NEON field.
2842 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2843 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2845 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2847 (thumb2_legitimate_address_p): Likewise.
2848 (neon_valid_immediate): Recognize and prepare constants suitable for
2850 (neon_immediate_valid_for_move): New function. Recognize and prepare
2851 immediates for NEON move instructions.
2852 (neon_immediate_valid_for_logic): New function. Recognize and
2853 prepare immediates for NEON logic instructions.
2854 (neon_output_logic_immediate): New function. Create asm string
2855 suitable for outputting immediate logic instructions.
2856 (neon_pairwise_reduce): New function. Implement reduction using
2857 pairwise operations.
2858 (neon_expand_vector_init): New function. Expand a (possibly
2859 non-constant) vector initialization.
2860 (neon_vector_mem_operand): New function. Memory operands supported
2861 for quad-word loads/stores to/from ARM or NEON registers. Don't
2862 allow base+offset addressing for core regs.
2863 (neon_struct_mem_operand): New function. Valid mems for NEON
2865 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2866 from neon_vector_mem_operand addresses without a secondary register.
2867 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2868 (add_minipool_backward_ref): Likewise.
2869 (dump_minipool): Likewise.
2870 (push_minipool_fix): Likewise.
2871 (output_move_quad): New function. Output quad-word moves, loads and
2872 stores using ARM registers.
2873 (output_move_vfp): Add support for vectors in VFP (NEON) D
2875 (output_move_neon): Output a NEON load/store to/from a quadword
2877 (arm_print_operand): Implement new codes:
2878 - 'c' for unadorned integers (without a # sign).
2879 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2881 - 'e', 'f' for the low and high D parts of a NEON Q register.
2882 - 'q' outputs a NEON Q register.
2883 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2884 - 'T' prints NEON opcode features from a coded bitmask.
2885 - 'F' is similar to T, but signed/unsigned codes both print as
2887 - 't' is similar to T, but 'u' is printed instead of 'p'.
2888 - 'O' prints 'r' if NEON instruction should perform rounding (as
2889 specified by bitmask), else prints nothing.
2890 - '#' is a punctuation character to stop operand numbers from
2891 running together with following digits in the assembler
2892 strings for instructions (when using mode attributes).
2893 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2894 constant vectors in big-endian mode, where necessary.
2895 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2896 Handle EI, OI, CI, XI modes.
2897 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2898 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2899 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2900 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2901 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2903 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2904 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2905 to turn v8qi, etc. into bits defined above.
2906 (neon_itype): New enumeration. Classifications of NEON builtins.
2907 (neon_builtin_datum): Define struct. Contains information about
2908 a single builtin (with multiple modes).
2909 (CF): Define helper macro for...
2910 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2912 (neon_builtin_data): New array. Define information about builtins
2913 for use during initialization/expansion.
2914 (arm_init_neon_builtins): New function.
2915 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2917 (neon_builtin_compare): New function.
2918 (locate_neon_builtin_icode): New function. Find an insn code for a
2919 builtin given a function code for that builtin. Also return type of
2920 builtin (NEON_BINOP, NEON_UNOP etc.).
2921 (builtin_arg): New enumeration. Types of arguments for builtins.
2922 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2923 Takes a variable argument list of builtin_arg types, terminated by
2925 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2926 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2927 (neon_emit_pair_result_insn): New function. Support returning pairs
2928 of vectors via a pointer.
2929 (neon_disambiguate_copy): New function. Set up operands for a
2930 multi-word copy such that registers do not get clobbered.
2931 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2932 ARM_BUILTIN_NEON_BASE.
2933 (arm_file_start): Set float-abi attribute for NEON.
2934 (arm_vector_mode_supported_p): Enable NEON vector modes.
2935 (arm_mangle_map_entry): New.
2936 (arm_mangle_map): New.
2937 (arm_mangle_vector_type): New.
2938 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2940 (TARGET_NEON): New macro. Target supports NEON.
2941 (fputype): Add FPUTYPE_NEON.
2942 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2943 for vectorization based on command-line arg.
2944 (NEON_REGNO_OK_FOR_NREGS): Define.
2945 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2946 (VALID_NEON_STRUCT_MODE): Define.
2947 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2948 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2949 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2950 (consttable_16): Add pattern for outputting 16-byte minipool
2952 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2954 (vec-common.md, neon.md): Include md files.
2955 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2956 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2957 (memory_constraint "Ut", "Un", "Us"): Define.
2958 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2959 (MMX_char): New mode attribute.
2960 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2961 (*add<mode>3_iwmmxt): New insn pattern.
2962 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2963 (*sub<mode>3_iwmmxt): New insn pattern.
2964 (mulv4hi3): Rename to...
2965 (*mulv4hi3_iwmmxt): This.
2966 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2967 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2968 (uminv4hi3, uminv2si3): Remove. Replace with...
2969 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2970 (*umin<mode>3_iwmmxt): These.
2971 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2972 (ashr<mode>3_iwmmxt): This new pattern.
2973 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2974 (lshr<mode>3_iwmmxt): This new pattern.
2975 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2976 (ashl<mode>3_iwmmxt): This new pattern.
2977 * config/arm/neon-docgen.ml: New file. Generate documentation for
2979 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
2980 * config/arm/arm_neon.h: New (autogenerated).
2981 * config/arm/neon-testgen.ml: New file. Generate NEON tests
2983 * config/arm/neon.md: New file. Define NEON instructions.
2984 * config/arm/neon.ml: New file. Abstract description of NEON
2985 instructions, used to generate arm_neon.h header, documentation and
2987 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
2988 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
2990 * doc/extend.texi (ARM Built-in Functions): Rename and remove
2992 (ARM NEON Intrinsics): New subsection.
2993 * doc/arm-neon-intrinsics.texi: New (autogenerated).
2995 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
2997 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3000 2007-07-24 Jan Hubicka <jh@suse.cz>
3002 * regclass.c (move_table): New type.
3003 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3004 (init_move_cost): Break out from ...
3005 (init_reg_sets_1): ... here; simplify computation of
3006 have_regs-of_mode and contains_reg_of_mode.
3007 (record_reg_classes): Unswitch internal loops.
3008 (copy_cost): Trigger lazy initialization of move cost
3009 (record_address_regs): Likewise.
3011 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3013 * config/darwin.c (darwin_override_options): Don't force on
3014 flag_var_tracking_uninit when no debug info is requested.
3016 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3018 * cfgloop.c (init_loops_structure): New function.
3019 (flow_loops_find): Create root of the loop tree unconditionally.
3021 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3023 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3025 2007-07-24 Jan Hubicka <jh@suse.cz>
3027 * caller-save.c: Include ggc.h, gt-caller-save.h
3028 (reg_save_code, reg_restore_code): Rename to ...
3029 (cached_reg_save_code, cached_reg_restore_code): ... those.
3030 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3031 (reg_save_code, reg_restore_code): New functions.
3032 (init_caller_save): Do not intialize
3033 reg_save_code/reg_restore_code tables.
3034 * Makefile.in: (gt-caller-save.h): New.
3036 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3038 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3039 with the mode of the original operand instead of
3042 2007-07-23 Jan Hubicka <jH@suse.cz>
3044 * i386.c (ix86_secondary_memory_needed): Break out to...
3045 (inline_secondary_memory_needed): ... here.
3046 (ix86_memory_move_cost): Break out to ...
3047 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3048 maximum of input and output; fix handling of Q_REGS on 64bit.
3049 (ix86_secondary_memory_needed): Microoptimize.
3051 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3053 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3054 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3055 stmts_from_loop, known_dependences_p, build_rdg): New.
3056 * tree-data-ref.h: Depends on graphds.h.
3057 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3058 (build_rdg): Declared.
3059 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3061 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3063 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3066 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3067 Jakub Jelinek <jakub@redhat.com>
3069 PR middle-end/PR28690
3070 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3071 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3072 and MEM_POINTER operands over REG and MEM operands.
3073 (swap_commutative_operands_p): Change return value to bool.
3074 * rtl.h: Update the corresponding prototype.
3075 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3076 instead of gen_rtx_PLUS.
3077 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3078 value to bool. Change function arguments to rtx's and update code
3080 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3081 calls to match the new declaration.
3082 * simplify-rtx.c (simplify_associative_operation): Don't
3083 reorder simplify_binary_operation arguments.
3085 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3087 * config/mips/mips.c (override_options): Use mips_costs to derive
3088 the default branch cost.
3089 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3091 * config/mips/mips.opt (mbranch-cost=): New option.
3092 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3094 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3096 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3097 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3098 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3099 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3101 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3103 * config/mips/constraints.md (ks): New constraint.
3104 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3105 (*add<mode>3_mips16): ...here.
3107 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3109 * optabs.h (enum optab_index): Add new OTI_signbit.
3110 (signbit_optab): Define corresponding macro.
3111 (enum insn_code signbit_optab[]): Remove array.
3112 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3113 (expand_copysign_absneg): If back end provides signbit insn, use it
3114 instead of bit operations on floating point argument.
3115 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3116 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3117 availability of signbit insn.
3119 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3120 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3121 SSE mode is not active.
3122 (isinf<mode>2): Disable for mfpmath=sse,387.
3124 2007-07-22 Ben Elliston <bje@au.ibm.com>
3126 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3128 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3130 2007-07-20 Richard Guenther <rguenther@suse.de>
3132 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3133 integral typed condition.
3134 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3135 booleanness. Only preserve conversions from a non-base
3136 type to a base type, not in general between types with
3137 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3138 * tree.def (COND_EXPR): Document that the condition
3139 can be of any integral type.
3141 2007-07-20 Nigel Stephens <nigel@mips.com>
3142 Richard Sandiford <richard@codesourcery.com>
3144 * config/mips/mips.h (mips_dwarf_regno): Declare.
3145 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3146 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3147 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3148 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3149 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3150 (REG_CLASS_NAMES): Update accordingly.
3151 * config/mips/mips.c (mips_dwarf_regno): New array.
3152 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3153 (mips_subword): Remove special handling for accumulator registers.
3154 (override_options): Initiailize mips_dwarf_regno. Remove use
3156 (mips_swap_registers): New function.
3157 (mips_conditional_register_usage): Swap accumulator registers
3158 around if TARGET_LITTLE_ENDIAN.
3159 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3160 * config/mips/constraints.md (h, l): Use the endianness to choose
3161 between MD0_REG and MD1_REG.
3162 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3163 alternative-dependent template.
3165 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3167 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3170 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3172 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3173 predecessor fallthru flags.
3175 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3177 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3178 of compare to the same type.
3179 * cfgloopmanip.c (add_loop): Update information about loop exits.
3180 (loop_version): Remove the innermost loop requirement.
3181 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3182 to sizetype for pointers.
3184 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3186 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3187 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3188 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3190 * config/dfp-bit.c: Empty for TFmode conversions.
3192 2007-07-18 Caroline Tice <ctice@apple.com>
3194 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3195 and handle them correctly; check that src is not NULL before
3197 (find_src_set_src): Likewise.
3199 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3201 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3202 (struct alignment_context, init_alignment_context): New.
3203 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3204 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3205 (XCHAL_HAVE_S32C1I): Likewise.
3206 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3207 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3208 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3209 (ATOMIC, HQI): New macros.
3210 (memory_barrier, *memory_barrier): New.
3211 (sync_lock_releasesi): New.
3212 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3213 (sync_lock_test_and_set<mode>): New.
3214 (sync_<atomic><mode>): New.
3215 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3216 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3217 (xtensa_expand_atomic): New.
3219 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3223 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3224 transformation for builtin ISNORMAL.
3225 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3226 * builtins.def (BUILT_IN_ISNORMAL): New.
3227 * doc/extend.texi: Document isnormal.
3229 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3233 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3234 optabs infrastructure. Provide generic implementation for
3236 (expand_builtin): Handle FINITE/ISFINITE.
3237 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3238 (fold_builtin_1): Likewise.
3240 * builtins.def (BUILT_IN_ISFINITE): New.
3242 * doc/extend.texi: Document isfinite.
3244 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3249 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3250 generic fallback for isinf.
3251 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3252 calculation code ...
3253 * real.c (get_max_float): ... to here.
3254 * real.h (get_max_float): New.
3256 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3260 * builtin-attrs.def (ATTR_TYPEGENERIC,
3261 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3263 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3264 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3265 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3266 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3268 * c-common.c (handle_type_generic_attribute): New.
3269 (c_common_attribute_table): Add "type generic".
3271 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3273 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3275 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3276 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3279 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3282 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3283 checking that the operand is an expression.
3285 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3286 Danny Smith <dannysmith@users.sourceforge.net>
3289 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3290 file mapping object in local namespace if Windows version later
3293 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3295 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3296 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3297 arm_cannot_force_const_mem.
3298 (arm_cannot_force_const_mem): New function.
3299 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3300 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3301 of arm_tls_referenced_p.
3302 * config/arm/arm.md (movsi): Split out-of-section constants when
3303 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3304 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3306 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3308 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3310 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3312 * config/mips/mips.md (*extendqihi2): Convert the destination
3315 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3317 * config/pa/fptr.c: Update license header.
3318 * config/pa/milli64.S: Likewise.
3320 2007-07-17 Nick Clifton <nickc@redhat.com>
3322 * COPYING_v3: New file. Contains version 3 of the GNU General
3324 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3325 Lesser General Public License.
3326 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3327 the GNU General Public License.
3329 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3331 PR rtl-optimization/32773
3332 * cfglayout.c (force_one_exit_fallthru): New function.
3333 (cfg_layout_finalize): Use it.
3335 2007-07-16 Richard Guenther <rguenther@suse.de>
3336 Uros Bizjak <ubizjak@gmail.com>
3338 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3339 before forcing it to gimple operand.
3341 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3342 David Ung <davidu@mips.com>
3344 * config/mips/mips.h (TUNE_24K): Define.
3345 (TUNE_MACC_CHAINS): Add TUNE_24K.
3346 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3348 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3349 (r74k_int_madd): .. this new reservation.
3350 (define_bypass): Fixed bypasses for r74k_int_madd to use
3352 * config/mips/24k.md (define_bypass): Define new
3353 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3355 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3356 Nigel Stephens <nigel@mips.com>
3358 * config/mips/mips.md: Include 20kc.md.
3359 * config/mips/20kc.md: New file.
3360 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3361 (mips_adjust_cost): Tweak for 20Kc.
3362 (mips_issue_rate): Likewise.
3363 * config/mips/mips.h (TUNE_20KC): Define.
3365 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3367 * config/rs6000/rs6000.c (struct processor_cost): Add
3368 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3370 (*_cost): Add cache information.
3371 (rs6000_override_options): Set cache parameters.
3373 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3376 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3377 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3379 2007-07-16 Paul Brook <paul@codesourcery.com>
3382 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3383 (cirrus_thumb2_movsi_insn): Ditto.
3385 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3387 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3390 2007-07-15 Andrew Haley <aph@redhat.com>
3392 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3393 before looking in the context.
3395 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3399 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3400 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3401 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3402 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3403 to generate .CALLINFO statement.
3404 (hppa_expand_prologue): Set rp_saved.
3405 (hppa_expand_epilogue): Use rp_saved.
3406 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3407 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3409 2007-07-14 Dirk Mueller <dmueller@suse.de>
3411 * omega.c (coalesce): Fix memory leak on early exit.
3412 * matrix-reorg.c (check_allocation_function): Likewise.
3413 * tree-vect-transform.c (vect_get_new_vect_var): free result
3415 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3416 pass pointer to edge vector
3417 (partition_hot_cold_basic_blocks): Fix memory leak.
3418 * collect2.c (prefix_from_string): Free temporary storage.
3419 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3421 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3423 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3424 (DO_GLOBAL_DTORS_BODY): Likewise.
3426 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3427 Nigel Stephens <nigel@mips.com>
3429 * config/mips/mips.c (mips_classify_symbol): Don't return
3430 SYMBOL_SMALL_DATA for constant pool addresses if
3431 TARGET_EMBEDDED_DATA is true.
3433 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3435 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3436 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3437 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3438 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3439 __builtin_ia32_storehps, __builtin_ia32_storelps,
3440 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3441 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3442 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3443 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3444 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3445 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3446 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3447 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3448 using def_builtin_const.
3450 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3452 PR tree-optimization/32705
3453 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3454 (simplify_binary_expression): Use SSA_VAL consistently.
3456 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3458 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3459 (SPEFSCR_REGNO): Delete definition.
3460 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3461 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3462 * config/rs6000/rs6000.h: Do not define *_REGNO.
3463 LINK_REGISTER_REGNUM -> LR_REGNO.
3464 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3465 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3466 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3467 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3468 R_VRSAVE, R_VSCR. Use them.
3469 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3470 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3471 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3472 * config/rs6000/aix.h: Define R_LR. Use it.
3474 2007-07-13 Caroline Tice <ctice@apple.com>
3476 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3477 flag_var_tracking is explicitly turned off (i.e. when variable
3478 tracking is not feasible); otherwise, turn flag_var_tracking on when
3479 flag_var_tracking_uninit is on.
3480 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3481 note definitions, to allow recording of initialization status in the
3483 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3484 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3485 determine if two note locations are equal.
3486 (output_loc_list): Don't output list entries whose start & end labels
3488 (reg_loc_descriptor): Add parameter for initialization status; pass it
3489 to other loc descriptor functions.
3490 (one_reg_loc_descriptor): Add parameter for initialization status;
3491 check its value and add DW_OP_GNU_uninit to returned loc descr if
3493 (multiple_reg_loc_descriptor): Add parameter for initialization
3495 pass init status argument to other loc descriptor functions; check
3496 value of intialization parameter and add DW_OP_GNU_uninit to returned
3497 loc descr if appropriate.
3498 (based_loc_descr): Add parameter for initialization status; add new
3499 variable for return value; check value of initialization parameter and
3500 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3501 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3502 pass init status argument to other loc descriptor functions; check
3503 value of intialization parameter and add DW_OP_GNU_uninit to returned
3504 loc descr if appropriate.
3505 (mem_loc_descriptor): Likewise.
3506 (concat_loc_descriptor): Likewise.
3507 (concatn_loc_descriptor): Likewise.
3508 (loc_descriptor): Add parameter for initialization status; pass it as
3509 argument to other loc descriptor function calls.
3510 (loc_descriptor_from_tree_1): Add appropriate initialization status
3511 to loc descriptor function calls.
3512 (add_location_or_const_value_attribute): Get initialization status
3513 from VAR_LOCATION note; add initialization status to loc descriptor
3515 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3516 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3517 status is uninitialized, add "[uninint]" to output.
3518 * common.opt (fvar-tracking-uninit): New option, similar to
3519 fvar-tracking, to turn on tracking of uninitialized variables; creates
3520 a new global flag, flag_var_tracking_uninit.
3521 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3522 (enum var_init_status): New type, for var initialization status field.
3523 * var-tracking.c (struct location_chain_def): Two new fields, init,
3524 for initialization status, and set_src for the assignment value expr.
3525 (unshare_variable): New parameter for initialization status;
3526 initialize new init and set_src fields.
3527 (var_reg_set): New parameters for initialization status and value;
3528 pass them to set_variable_part.
3529 (var_mem_set): Likewise.
3530 (get_init_value): New function.
3531 (var_reg_delete_and_set): New initialization status & value
3532 parameters; add call to get_init_value if status is unknown; pass new
3533 parameters to clobber_variable_part and var_reg_set.
3534 (var_mem_delete_and_set): Likewise.
3535 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3536 (var_mem_delete): Likewise.
3537 (variable_union): Pass status to unshare_variable; initialize new init
3538 and set_src fields. If flag_var_tracking_uninit is not set, force
3539 status to initialized.
3540 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3541 used later to get the set_src value.
3542 (find_src_status): New function.
3543 (find_src_set_src): New function.
3544 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3545 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3546 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3547 and var_mem_delete_and_set.
3548 (dump_variable): Print out "[uninit]" if appropriate.
3549 (set_variable_part): Add new initialization and set_src parameters;
3550 pass status to unshare_variable; set node->init and node- >set_src
3551 fields and modify slot in hash table appropriately; save the init and
3552 set_src values if appropriate and assign to the new node.
3553 (clobber_variable_part): New set_src parameter; if two nodes have
3554 same variable and same location but different set_src (assignment)
3555 values, clobber old node.
3556 (delete_variable_part): Pass init status to unshare_variable.
3557 (emit_note_insn_var_location): Add initialized var; assign var's init
3558 status to new 'initialized'; pass new init status field to calls to
3559 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3560 status to initialized.
3561 (emit_notes_in_bb): Pass initialization status to calls to
3562 var_reg_set, var_mem_set, var_reg_delete_and_set and
3563 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3564 var_reg_delete_and_set and var_mem_delete_and_set; call
3565 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3566 make up for change in add_stores.
3567 (vt_add_function_parameters): Add status to calls to
3569 * config/darwin.c (darwin_override_options): Turn on uninitialized
3570 tracking automatically, if var_tracking is on and the system is
3573 2007-07-13 Sa Liu <saliu@de.ibm.com>
3575 * config.gcc: Add options for arch and tune on SPU.
3576 * config/spu/predicates.md: Add constant operands 0 and 1.
3577 * config/spu/spu-builtins.def: Add builtins for double precision
3578 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3579 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3581 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3583 * config/spu/spu-protos.h: Add new function prototypes.
3584 * config/spu/spu.c (spu_override_options): Check options -march and
3586 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3587 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3589 (spu_const_from_int): New. Create a vector constant from 4 ints.
3590 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3591 (spu_emit_vector_compare): New. Emit vector compare.
3592 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3593 * config/spu/spu.h: Add options -march and -mtune. Define processor
3594 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3595 CANONICALIZE_COMPARISON.
3596 * config/spu/spu.md: Add new insns for double precision compare
3597 and double precision vector compare. Add vcond and smax/smin patterns
3598 to enable DFmode vector conditional expression.
3599 * config/spu/spu.opt: Add options -march and -mtune.
3600 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3601 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3602 both CELL and CELLEDP targets: spu_testsv.
3603 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3606 2007-07-13 Richard Guenther <rguenther@suse.de>
3608 PR tree-optimization/32721
3609 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3610 TREE_THIS_VOLATILE on the folded reference.
3611 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3612 if the array reference has TREE_THIS_VOLATILE set.
3614 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3617 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3619 2007-07-13 Andreas Schwab <schwab@suse.de>
3621 * gengtype-lex.l: Allow declarations to be indented.
3623 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3625 * ginclude/tgmath.h: New.
3626 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3627 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3628 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3629 * configure: Regenerate.
3631 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3633 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3634 correct index when setting register save state for xd
3637 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3639 * config/sh/sh.c (mark_use): Remove.
3641 2007-07-12 Paul Brook <paul@codesourcery.com>
3643 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3644 reg does not overlap return value.
3646 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3648 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3649 (set_expression_vuses): Ditto.
3650 (init_pre): Initialize expression_vuses.
3652 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3654 * config/i386/sse.md (storentdf, storentsf): New.
3656 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3658 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3660 * tree.c (build_decl_stat): Move code from here...
3661 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3662 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3663 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3664 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3665 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3668 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3669 Devang Patel <dpatel@apple.com>
3671 PR tree-optimization/25413
3672 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3673 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3674 * tree.h (contains_packed_reference): New.
3675 * expr.c (contains_packed_reference): New.
3676 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3677 (vect_enhance_data_refs_alignment): Call
3678 vector_alignment_reachable_p.
3679 * target.h (vector_alignment_reachable): New builtin.
3680 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3681 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3682 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3684 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3686 * target.h (builtin_vectorization_cost): Add new target builtin.
3687 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3688 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3689 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3690 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3691 uninitialized variables.
3692 * tree-vect-transform.c (cost_for_stmt): New function.
3693 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3694 using cost 1 for all scalar stmts. Be less conservative when
3695 estimating the number of prologue/epulogue iterations. Call
3696 targetm.vectorize.builtin_vectorization_cost. Return
3697 min_profitable_iters-1.
3698 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3699 initialization cost instead of TARG_VEC_STMT_COST. Use
3700 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3701 epilogue code. Fix epilogue cost computation.
3702 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3703 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3704 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3705 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3706 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3707 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3709 2007-07-12 Richard Guenther <rguenther@suse.de>
3711 * gimplify.c (gimplify_conversion): Make sure that the result
3712 from maybe_fold_offset_to_reference is trivially convertible
3713 to the desired type before doing the simplification.
3714 (gimplify_expr): Likewise.
3715 * fold-const.c (fold_binary): Use the correct types for
3716 building the simplified expression.
3718 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3720 PR rtl-optimization/32729
3721 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3722 that fallthru to exit.
3724 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3726 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3727 (symDTPOFF2reg): Likewise.
3729 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3731 PR tree-optimization/32663
3733 * tree.h (VALUE_HANDLE_VUSES): Remove.
3734 (struct tree_value_handle): Remove vuses.
3736 * tree-vn.c (create_value_handle_for_expr): Don't set
3739 * tree-ssa-pre.c (expression_vuses): New.
3740 (alloc_expression_id): Set up expression_vuses.
3741 (get_expression_vuses): New.
3742 (set_expression_vuses): Ditto.
3743 (clear_expression_ids): Modify for expression_vuses.
3744 (phi_translate_1): Ditto.
3745 (phi_translate_set): Ditto.
3746 (value_dies_in_block_x): Ditto
3747 (valid_in_sets): Ditto.
3748 (add_to_sets): Ditto.
3749 (find_existing_value_expr): Ditto.
3750 (create_value_handle_for_expr): Ditto.
3751 (make_values_for_stmt): Ditto.
3752 (vuse_equiv): Remove.
3754 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3756 * Makefile.in (mostlyclean): Remove object files.
3758 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3760 * toplev.c (no_new_pseudos): Deleted.
3761 * rtl.h (no_new_pseudos): Deleted.
3762 * tree-pass.h (pass_no_new_pseudos): Deleted.
3763 * passes.c (pass_no_new_pseudos): Deleted.
3764 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3765 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3766 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3768 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3769 * rtlhooks.c (gen_lowpart_general): Ditto.
3770 * optabs.c (prepare_operand): Ditto.
3771 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3773 * modulo-sched.c (rest_of_handle_sms): Ditto.
3774 * see.c (rest_of_handle_see): Ditto.
3775 * ifcvt.c (if_convert): Ditto.
3776 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3778 * init-regs.c (gate_initialize_regs): Deleted set of
3780 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3781 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3782 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3784 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3787 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3788 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3789 (*vec_extractv2di_1_rex64): New insn pattern.
3791 2007-07-11 David Daney <ddaney@avtrex.com>
3793 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3794 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3795 for SIGNAL_UNWIND_RETURN_COLUMN.
3796 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3797 (DWARF_FRAME_REGNUM): Rewrite.
3798 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3800 2007-07-11 Nick Clifton <nickc@redhat.com>
3802 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3803 delta and use gen_int_mode in place of GET_INT instead.
3805 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3807 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3810 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3812 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3813 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3815 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3816 (USE_CANONICAL_TYPES): New.
3817 * doc/invoke.texi (verify-canonical-types): Remove.
3818 (use-canonical-types): Add.
3820 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3822 * config/spu/spu.c (spu_optimization_options): Remove setting of
3823 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3824 (spu_override_options): Move it here.
3826 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3828 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3829 * config/mips/mips.c (mips_cpu_info_table): Mention
3830 MIPS_ISA_LEVEL_SPEC in the comment.
3832 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3834 PR tree-optimization/32713
3835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3837 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3840 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3841 conditional to flag_isoc99.
3842 (c_common_init_options): Do it here, unconditionally.
3844 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3846 PR tree-optimization/32589
3847 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3848 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3849 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3850 predicate, extracted from...
3851 (set_rhs): ...here. Call it for the expression on entry.
3852 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3853 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3854 (simplify_binary_expression): Use valid_gimple_expression_p
3855 to validate the simplification.
3856 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3858 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3860 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3861 DWARF2_DEBUG on 32 bit target too.
3862 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3864 2007-07-11 Nick Clifton <nickc@redhat.com>
3866 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3867 version for 64-bit hosts.
3869 2007-07-10 David Daney <ddaney@avtrex.com>
3871 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3873 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3875 * config/mips/mips.c (mips_expand_synci_loop): New function.
3876 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3877 (UNSPEC_RDHWR): Same.
3878 (UNSPEC_SYNCI): Same.
3879 (UNSPEC_SYNC): Same.
3880 (clear_cache): New expand.
3884 (clear_hazard): Same.
3885 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3887 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3888 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3890 2007-07-10 Ian Lance Taylor <iant@google.com>
3892 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3895 2007-07-10 David Daney <ddaney@avtrex.com>
3897 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3898 * builtins.c (expand_builtin___clear_cache): New function.
3899 (expand_builtin): Call expand_builtin___clear_cache for
3900 BUILT_IN_CLEAR_CACHE case.
3901 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3902 * doc/md.texi (clear_cache): Document new instruction pattern.
3903 * testsuite/gcc.dg/builtins-64.c: New test.
3905 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3907 * config/cris/cris.md ("movsi"): Fix typo in last change.
3909 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3912 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3914 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3915 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3916 for FUNCTION_DECLs. Don't use align_functions_log if
3918 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3919 even for FUNCTION_DECLs.
3920 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3922 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3923 (DECL_FUNCTION_CODE): Update for new location and name of
3925 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3926 (struct tree_decl_common): Move 'align' and 'off_align' out
3927 of union, ensure they're still on a 32-bit boundary. Remove
3928 other fields in union 'u1'.
3929 (struct tree_function_decl): Add field 'function_code' replacing
3930 'u1.f' in tree_decl_common.
3931 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3932 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3933 (Variable Attributes): Cross-reference 'aligned' attribute
3934 to Function Attributes.
3935 * flags.h (force_align_functions_log): Delete.
3936 * toplev.c (force_align_functions_log): Delete.
3938 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3942 (*vec_concatv2di_rex): New insn pattern.
3944 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3947 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3949 2007-07-10 Ian Lance Taylor <iant@google.com>
3951 Replace no_new_pseudos in backends.
3952 * rtl.h (can_create_pseudo_p): Define.
3953 * config/darwin.c (machopic_indirect_data_reference): Use
3954 can_create_pseudo_p () instead of no_new_pseudos.
3955 (machopic_indirect_data_reference): Likewise.
3956 (machopic_legitimize_pic_address): Likewise.
3957 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3958 (alpha_emit_set_const_1): Likewise.
3959 (alpha_emit_set_const): Likewise.
3960 (alpha_emit_conditional_move): Likewise.
3961 (alpha_split_conditional_move): Likewise.
3962 * config/alpha/alpha.md (various splitters): Likewise.
3964 * config/arm/arm.c (legitimize_pic_address): Likewise.
3965 (arm_load_pic_register): Likewise.
3966 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3967 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3968 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3969 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3970 * config/cris/cris.md (movsi): Likewise.
3971 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3972 (symGOTOFF2reg_hilo): Likewise.
3973 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3974 * config/h8300/h8300.md (insv, extzv): Likewise.
3975 * config/i386/i386.c (ix86_expand_move): Likewise.
3976 (ix86_expand_vector_move): Likewise.
3977 (ix86_prepare_fp_compare_args): Likewise.
3978 (ix86_expand_carry_flag_compare): Likewise.
3979 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
3980 (tls_dynamic_gnu2_combine_32): Likewise.
3981 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
3982 * config/ia64/ia64.c (ia64_expand_move): Likewise.
3983 (ia64_expand_movxf_movrf): Likewise.
3984 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
3985 (m32c_split_move): Likewise.
3986 (m32c_expand_insv): Likewise.
3987 * config/m68k/m68k.md (movsi): Likewise.
3988 * config/mips/mips.c (mips_force_temporary): Likewise.
3989 (mips_split_symbol): Likewise.
3990 (mips_move_integer): Likewise.
3991 (mips_legitimize_const_move): Likewise.
3992 * config/mn10300/mn10300.md (movsi): Likewise.
3993 * config/pa/pa.c (emit_move_sequence): Likewise.
3994 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3995 (rs6000_got_register): Likewise.
3996 (create_TOC_reference): Likewise.
3997 (rs6000_machopic_legitimize_pic_address): Likewise.
3998 * config/rs6000/rs6000.md (add<mode>3): Likewise.
3999 (various splitters): Likewise.
4000 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4001 (movsi_got): Likewise.
4002 * config/s390/s390.c (emit_symbolic_move): Likewise.
4003 * config/s390/s390.md (movhi, movqi): Likewise.
4004 (load_multiple, store_multiple): Likewise.
4005 * config/score/score.c (score_force_temporary): Likewise.
4006 * config/sh/sh.c (prepare_move_operands): Likewise.
4007 (prepare_cbranch_operands): Likewise.
4008 (emit_fpu_switch): Likewise.
4009 (fpscr_set_from_mem): Likewise.
4010 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4011 (adddi3, subsi3): Likewise.
4012 (various splitters): Likewise.
4013 (divsi_inv_fp_combine): Likewise.
4014 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4015 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4017 * config/sh/predicates.md (xor_operand): Likewise.
4018 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4019 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4020 (movdi_pic_label_ref): Likewise.
4021 * config/spu/spu.c (spu_split_immediate): Likewise.
4022 * config/alpha/alpha.md (various splitters): Remove test
4023 !no_new_pseudos || reload_completed.
4024 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4026 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4027 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4028 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4029 * config/score/score.c (th_output_mi_thunk): Likewise.
4030 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4031 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4033 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4035 PR rtl-optimization/32664
4036 * mode-switching.c (create_pre_exit): Skip barrier insns.
4038 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4040 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4041 force_gimple_operand_bsi.
4042 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4043 rewrite_use_compare): Ditto.
4044 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4046 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4047 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4048 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4049 * tree-profile.c (prepare_instrumented_value,
4050 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4051 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4052 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4053 tree_gen_ior_profiler): Ditto.
4054 * tree-ssa-reassoc.c (negate_value): Ditto.
4055 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4056 Use force_gimple_operand_bsi.
4057 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4058 * tree-if-conv.c (add_to_dst_predicate_list,
4059 find_phi_replacement_condition): Ditto.
4060 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4061 Call mark_symbols_for_renaming for new statements.
4062 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4064 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4066 * cfghooks.c (remove_edge): New function.
4067 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4069 * cfghooks.h (remove_edge): Declare.
4070 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4071 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4073 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4075 * optabs.h: Added declaration for signbit_optab.
4076 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4077 * genoptinit.c (optabs): Added entry for signbit insns.
4078 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4080 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4081 * config/s390/s390.md (signbit<mode>2): New expander.
4083 2007-07-09 Richard Guenther <rguenther@suse.de>
4086 * fold-const.c (fold_plusminus_mult_expr): Move constant
4087 arguments second to allow decomposing.
4089 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4092 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4094 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4095 Disregard DECL_FROM_INLINE.
4097 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4100 * doc/invoke.texi: Add ftree-reassoc flag.
4101 * common.opt (ftree-reassoc): New flag.
4102 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4103 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4105 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4107 PR tree-optimization/32681
4108 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4109 saved in second_edge->aux when first_bb is a loop header.
4111 2007-07-09 Jan HUbicka <jh@suse.cz>
4113 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4115 2007-07-09 Richard Guenther <rguenther@suse.de>
4117 * c-decl.c (start_function): Do not promote return type.
4119 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4121 * function.c (do_warn_unused_parameter): Do not warn if
4122 TREE_NO_WARNING is set.
4124 2007-07-08 Andreas Schwab <schwab@suse.de>
4126 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4128 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4131 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4133 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4134 apply to assembly language, too.
4135 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4137 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4139 Revert (note the sccvn portions are *not* reverted)
4140 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4142 Fix PR tree-optimization/23488
4144 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4146 * tree-flow-inline.h (get_value_handle): Ditto.
4147 * tree-ssa-pre.c (decl_vh_map): New.
4148 (decl_node_pool): New.
4149 (can_value_number_operation): Support DECL_P.
4150 (can_PRE_operation): Ditto.
4151 (create_expression_by_pieces): Ditto.
4152 (find_existing_value_expr): Modify to differnetiate between
4153 addressing and top level.
4154 (create_value_handle_for_expr): Handle DECL's.
4155 (poolify_tree): Ditto.
4156 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4157 (make_values_for_stmt): Handle DECL's properly.
4158 (init_pre): Reorg to not init useless things during FRE.
4160 * tree-flow.h: Include pointer-set.h.
4161 (decl_vh_map): Declare.
4162 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4164 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4166 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4167 the constraint description.
4168 * doc/md.texi: Update documentation of AVR constraints.
4170 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4172 * auto-inc-dec.c, config/arm/arm.c,
4173 config/m32r/constraints.md, config/mips/mips.md,
4174 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4175 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4176 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4177 typos. Follow spelling conventions.
4178 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4180 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4181 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4183 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4184 realloc_vuse): Remove.
4185 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4188 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4190 Fix PR tree-optimization/23488
4192 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4193 (try_to_simplify): Ditto.
4195 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4197 * tree-flow-inline.h (get_value_handle): Ditto.
4198 * tree-ssa-pre.c (decl_vh_map): New.
4199 (decl_node_pool): New.
4200 (can_value_number_operation): Support DECL_P.
4201 (can_PRE_operation): Ditto.
4202 (create_expression_by_pieces): Ditto.
4203 (find_existing_value_expr): Modify to differnetiate between
4204 addressing and top level.
4205 (create_value_handle_for_expr): Handle DECL's.
4206 (poolify_tree): Ditto.
4207 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4208 (make_values_for_stmt): Handle DECL's properly.
4209 (init_pre): Reorg to not init useless things during FRE.
4211 * tree-flow.h: Include pointer-set.h.
4212 (decl_vh_map): Declare.
4213 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4215 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4217 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4218 apply to assembly language, too.
4219 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4221 2007-07-06 Ian Lance Taylor <iant@google.com>
4222 Zack Weinberg <zackw@panix.com>
4225 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4227 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4229 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4230 (prefetch): Likewise if "pref" would be used.
4232 2007-07-06 Josh Conner <jconner@apple.com>
4236 * calls.c (store_one_arg): Handle arguments which are partially
4237 on the stack when detecting argument overlap.
4239 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4241 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4242 chosen during find_reloads.
4244 2007-07-06 Richard Guenther <rguenther@suse.de>
4246 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4247 TYPE_ARG_TYPES for verification of argument types. Use
4248 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4249 parameters as variable arguments.
4251 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4253 * libgcc2.h (word_type): Type definition removed.
4254 (cmp_return_type, shift_count_type): Type definitions added.
4255 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4256 replaced with shift_count_type.
4257 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4259 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4260 changed from word_type to Wtype.
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 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4266 and libgcc_shift_count attribute added.
4267 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4268 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4269 (TARGET_INITIALIZER): New target hooks added.
4270 * targhooks.c (default_libgcc_cmp_return_mode,
4271 default_libgcc_shift_count_mode): Default implementations for the new
4273 * targhooks.h (default_libgcc_cmp_return_mode,
4274 default_libgcc_shift_count_mode): Function prototypes added.
4275 * target.h (struct gcc_target): Fields for the new target hooks added.
4276 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4278 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4281 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4282 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4284 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4285 s390_libgcc_shift_count_mode): Functions added.
4286 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4287 Target hooks defined.
4289 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4291 * config/mips/mips.c (compute_frame_size): Restore the original
4292 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4293 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4294 Document why the difference is needed.
4296 2007-07-06 Richard Guenther <rguenther@suse.de>
4298 * c-common.c (boolean_increment): Use correctly typed
4301 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4303 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4304 the topmost argument register is not also included in the save mask.
4305 (mips16e_collect_argument_save_p): Take a pointer to the argument
4306 register, rather than a pointer to the number of arguments.
4307 (mips16e_collect_argument_saves): Only include argument saves
4308 that aren't in the register mask.
4310 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4312 PR rtl-optimization/32450
4313 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4314 to ensure that instructions are not moved into the prologue when
4315 profiling is on. Remove unused prologue_end variable.
4316 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4317 as a scheduling barrier.
4319 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4322 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4323 Disregard DECL_FROM_INLINE.
4325 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4327 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4328 IORing with a constant.
4330 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4332 PR rtl-optimization/32475
4333 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4334 for every definition of the stack pointer.
4336 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4338 * arm.c (vfp3_const_double_index): Copy signed results of
4339 REAL_VALUE_TO_INT into unsigned vars.
4341 2007-07-05 Richard Guenther <rguenther@suse.de>
4344 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4346 * tree-ssa.c (useless_type_conversion_p): Check canonical
4349 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4351 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4352 zero_extendhisi2): Change to define_insn_and_split.
4353 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4355 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4357 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4358 pass_match_asm_constraints): New.
4359 * passes.c (init_optimization_passes): Add new pass.
4360 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4361 * function.h (struct function): Add has_asm_statement bit.
4362 (current_function_has_asm_statement): New.
4363 * tree-pass.h (pass_match_asm_constraints): New.
4365 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4367 * config/mips/mips.c (mips_file_start): Avoid declaration
4370 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4372 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4374 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4376 * rtl.def (NOTE): Change print format string to print
4377 operand 5 as a note insn name.
4379 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4380 David Ung <davidu@mips.com>
4382 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4383 * doc/invoke.texi: (MIPS Options): Document them.
4385 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4386 David Ung <davidu@mips.com>
4388 Add support for SmartMIPS ASE.
4390 * optabs.c (expand_binop_directly): New, broken out from...
4391 (expand_binop): Here. Make it try rotating in the other
4392 direction even when the second operand isn't constant.
4393 * config/mips/mips.md (*lwxs): New.
4394 * config/mips/mips.opt (msmartmips): New.
4395 * config/mips/mips.c (mips_lwxs_address_p): New.
4396 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4397 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4398 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4399 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4400 (ISA_HAS_LWXS): New.
4401 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4402 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4403 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4404 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4405 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4406 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4407 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4409 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4411 * tree-vectorizer.c (new_loop_vec_info): Initialize
4412 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4413 * tree-vectorizer.h (_loop_vec_info): Added new filed
4414 min_profitable_iters.
4415 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4416 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4417 * tree-vect-analyze.c (vect_analyze_operations): Set
4418 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4419 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4420 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4421 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4422 and prologue cost to after they are computed.
4423 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4425 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4426 of creating vectors from scalars according to dt.
4427 (vect_model_store_cost): Likewise.
4428 (vectorizable_call): Use dt array instead of scalar dt. Call
4429 vect_model_simple_cost with additional argument dt.
4430 (vectorizable_assignment): Likewise.
4431 (vectorizable_operation): Likewise.
4432 (vectorizable_type_demotion): Likewise.
4433 (vectorizable_type_promotion): Likewise.
4434 (vectorizable_store): Use dt array instead of scalar dt. Call
4435 vect_model_store_cost with additional argument dt.
4436 (vect_do_peeling_for_loop_bound): Don't call
4437 vect_estimate_min_profitable_iters. Instead, lookup
4438 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4439 "may not be profitable".
4441 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4444 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4445 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4446 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4447 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4449 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4451 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4452 addressing modes cheaper.
4454 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4456 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4457 (dw_ranges_struct): Rename block_num to num. Adjust.
4458 (dw_ranges_by_label_struct): New.
4459 (ranges_by_label, ranges_by_label_allocated,
4460 ranges_by_label_in_use): New variables.
4461 (add_ranges_num): Factored most of the code out of...
4462 (add_ranges): ... this one. Rewrite in terms of the former.
4463 (add_ranges_by_labels): New.
4464 (output_ranges): Output by-label ranges.
4465 (dwarf2out_finish): Output range for multiple-section
4466 compile_unit. Output standard DW_AT_low_pc in addition to
4467 unexpected DW_AT_entry_pc.
4469 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4471 PR tree-optimization/32604
4472 PR tree-optimization/32606
4474 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4475 (compute_antic_safe): Removed.
4476 (ANTIC_SAFE_LOADS): Ditto.
4477 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4478 (execute_pre): Don't call compute_antic_safe.
4479 (vuse_equiv): New function.
4480 (make_values_for_stmt): Use it
4481 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4484 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4487 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4489 (avr_attribute_table): Make "naked" attribute apply to function types
4490 rather than to decls.
4491 (avr_handle_fntype_attribute): New function.
4493 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4495 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4498 2007-07-04 David Ung <davidu@mips.com>
4499 Joseph Myers <joseph@codesourcery.com>
4501 * config/mips/mips.md (type): Add logical, signext and move.
4502 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4503 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4504 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4505 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4506 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4507 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4508 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4509 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4510 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4511 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4512 movv2sf_hardfloat_64bit): Use the new types.
4513 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4514 *movdf_softfloat, *movdf_mips16): Use "multi".
4515 (extendqihi2): Replace with a define_expand.
4516 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4517 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4518 * config/mips/74k.md (r74k_int_logical): New reservation and
4520 (r74k_int_arith): Remove "slt".
4521 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4522 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4523 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4524 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4525 reservations for "arith".
4527 2007-07-04 Richard Guenther <rguenther@suse.de>
4529 * tree-ssa.c (useless_type_conversion_p): Add handling for
4530 scalar float and vector types. Only call the types_compatible_p
4531 langhook for aggregate types as last resort. Follow the
4534 2007-07-04 Richard Guenther <rguenther@suse.de>
4536 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4537 the same as NOP_EXPR.
4539 2007-07-04 Nick Clifton <nickc@redhat.com>
4541 * target.h (struct gcc_target): Add target_help field.
4542 * target-def.h (TARGET_HELP): New.
4543 (TARGET_INITIALIZER): Use TARGET_HELP.
4544 * opts.c (command_handle_option): Invoke target_help function, if
4545 defined, when the user has specified --target-help on the command
4547 * doc/invoke.texi: Mention that --target-help might print
4548 additional information.
4549 * doc/tm.texi: Document TARGET_HELP hook.
4551 * arm.c (TARGET_HELP): Override default definition.
4552 (arm_target_help): New - display a wrapped list of cores and
4553 architectures supported.
4555 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4557 * config/gcc/v850/v850.c (expand_prologue): Make sure
4558 GEN_INT() argument is sign extended rather than zero extended.
4559 (expand_epilogue): Likewise.
4560 (output_move_double): Delete.
4561 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4562 * config/gcc/v850/v850.md (movdi): Delete.
4563 (*movdi_internal): Delete.
4565 (*movdf_internal): Delete.
4567 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4569 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4570 unless compiling RTP PIC.
4572 2007-07-04 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/32482
4575 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4576 original ssa name if we didn't find a shift expression.
4577 Fix shift constant for bit zero test.
4579 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4581 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4583 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4585 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4586 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4587 * config/arm/vxworks.h (ASM_SPEC): Delete.
4588 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4590 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4592 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4593 (DDR_REVERSED_P): New.
4594 * tree-data-ref.c (initialize_data_dependence_relation,
4595 build_classic_dist_vector): Set DDR_REVERSED_P.
4597 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4600 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4601 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4602 init_omega_for_ddr_1): Use non conservative number of iterations
4604 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4605 (analyze_siv_subscript): Remove FIXME and reinitialization of
4606 last_conflicts to chrec_dont_know.
4607 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4609 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4611 * tree.c (maybe_canonicalize_argtypes): Improve description.
4613 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4615 * tree.c (maybe_canonicalize_argtypes): New.
4616 (build_function_type): Set canonical type.
4617 (build_method_type_directly): Ditto.
4618 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4621 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4623 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4625 (rewrite_use_nonlinear_expr): Likewise.
4627 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4629 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4631 2007-07-04 Ben Elliston <bje@au.ibm.com>
4633 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4636 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4638 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4639 (Exception Handling): Likewise.
4641 2007-07-03 Jan Hubicka <jh@suse.cz>
4643 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4645 2007-07-03 Eric Christopher <echristo@apple.com>
4647 * doc/cppopts.texi: Add conflicting option note to -dM.
4648 * doc/invoke.texi: Add note about possible conflicts with
4649 -E for -dCHARS and note that -dM will not produce
4650 any results if there is no machine dependent reorg.
4652 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4654 * tree.h (DECL_ALIGN): Back out previous change.
4656 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4658 * configure.ac: Test for .dtprelword support on MIPS.
4659 * configure, config.in: Regenerate.
4660 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4661 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4663 2007-07-03 Julian Brown <julian@codesourcery.com>
4665 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4666 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4667 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4668 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4670 (all_fpus): Add FPUTYPE_VFP3.
4671 (fp_model_for_fpu): Add VFPv3 field.
4672 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4673 (vfp3_const_double_index): New function. Return integer index of
4674 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4676 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4677 and argument represents a valid RTX for a VFPv3 constant.
4678 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4680 (vfp_emit_fstmd): Similar, for fstmd.
4681 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4682 constants, represented as integer indices.
4683 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4684 VFP_REGNO_OK_FOR_DOUBLE macros.
4685 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4686 (arm_file_start): Set float-abi attribute for VFPv3, and output
4687 correct ".fpu" assembler directive.
4688 (arm_dbx_register_numbering): Add FIXME.
4689 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4690 (fputype): Add FPUTYPE_VFP3.
4691 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4692 (CALL_USED_REGISTERS): Likewise.
4693 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4694 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4695 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4696 (D7_VFP_REGNUM): New.
4697 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4698 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4699 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4700 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4701 (REG_ALLOC_ORDER): Adjust for VFPv3.
4702 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4703 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4704 VFP_LO_REGS, VFP_HI_REGS.
4705 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4706 (IS_VFP_CLASS): Define macro.
4707 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4709 (REGISTER_MOVE_COST): Likewise.
4710 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4711 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4712 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4713 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4714 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4715 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4716 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4717 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4718 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4719 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4720 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4721 where appropriate for single-word registers.
4722 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4723 As above. Fix type attributes.
4724 * config/arm/constraints.md (register_contraint "t"): Define.
4725 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4727 (register_constraint "x"): Define.
4728 (constraint "Dv"): Define.
4730 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4732 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4734 2007-07-03 Tom Tromey <tromey@redhat.com>
4736 * c-parser.c (objc_pq_context): Removed.
4737 (objc_need_raw_identifier): Likewise.
4738 (c_parser) <objc_pq_context>: New field.
4739 <objc_need_raw_identifier>: Likewise.
4740 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4741 (c_lex_one_token): Update.
4742 (c_parser_objc_protocol_definition): Update.
4743 (c_parser_objc_method_definition): Update.
4744 (c_parser_objc_methodproto): Update.
4745 (c_parser_declspecs): Update.
4747 2007-07-03 David Ung <davidu@mips.com>
4749 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4751 2007-07-03 David Ung <davidu@mips.com>
4752 Richard Sandiford <richard@codesourcery.com>
4754 * doc/invoke.texi: Document -march=74kf3_2.
4755 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4756 (TUNE_74K): Check for it.
4757 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4758 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4759 * config/mips/mips.md (cpu): Add 74kf3_2.
4760 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4761 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4762 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4763 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4764 74kf3_2 to the CPU list.
4765 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4766 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4767 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4768 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4769 (r74kf3_2_fxfer_from_c1): New insn reservations.
4771 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4772 David Ung <davidu@mips.com>
4774 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4775 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4776 and 74k[fx]. Document aliases for the new options.
4777 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4778 (PROCESSOR_24KF2_1): ...this.
4779 (PROCESSOR_24KX): Rename to...
4780 (PROCESSOR_24KF1_1): ...this.
4781 (PROCESSOR_74KF): Rename to...
4782 (PROCESSOR_74KF2_1): ...this.
4783 (PROCESSOR_74KX): Rename to...
4784 (PROCESSOR_74KF1_1): ...this.
4785 (TUNE_74K): Update PROCESSOR_* names.
4786 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4787 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4788 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4789 (mips_rtx_cost_data): Update processor names in comments.
4790 (mips_issue_rate): Update PROCESSOR_* names.
4791 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4792 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4793 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4794 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4795 Update cpu attribute names.
4796 (r24k_fpu_iss): Rename this reservation to...
4797 (r24kf2_1_fpu_iss): ...this and update all uses.
4798 (r24kx_fpu_iss): Rename this reservation to...
4799 (r24kf1_1_fpu_iss): ...this and update all uses.
4800 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4801 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4802 Update cpu attribute names.
4804 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4806 * config/m32r/constraints.md: New file.
4807 * config/m32r/m32r.c: Include tm-constrs.h.
4808 (small_data_operand): Use satisfies_constraint_* instead of macro.
4809 (addr24_operand, gen_compare): Likewise.
4810 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4811 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4812 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4813 EXTRA_CONSTRAINT): Likewise.
4814 * config/m32r/m32r.md: Include constraints.md.
4815 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4816 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4817 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4818 (two_insn_const_operand, int8_operand, uint16_operand,
4819 reg_or_int16_operand, reg_or_uint16_operand,
4820 reg_or_cmp_int16_operand, cmp_int16_operand,
4821 seth_add3_operand): Likewise.
4823 2007-07-03 Eric Christopher <echristo@gmail.com>
4825 * libgcc2.h: Conditionally declare __bswapsi2 and
4828 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4830 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4833 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4836 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4837 (__gthrw_pragma): Provide default definition.
4839 * gthr-posix.c (__gthrw_pragma): Define.
4841 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4843 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4844 before declaring inequality.
4846 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4848 * combine.c (recog_for_combine): Log the success or failure of
4849 matching new insn patterns against the machine description in
4852 2007-07-03 Revital Eres <eres@il.ibm.com>
4854 * ddg.c (print_sccs): New function.
4855 (check_sccs): New function.
4856 (create_ddg_all_sccs): Use it.
4857 * ddg.h (print_sccs): Declare.
4858 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4860 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4862 * targhooks.h (default_mode_for_suffix): New function declaration.
4863 * targhooks.c (default_mode_for_suffix): New default target hook.
4864 * target.h (struct c): New structure in the targetm struct.
4865 (mode_for_suffix): New target hook as part of struct c.
4866 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4867 default_mode_for_suffix.
4868 (TARGET_C): New define.
4869 * c-lex.c: Include "target.h".
4870 (interpret_float): Use targetm.c.mode_for_suffix to determine
4871 the mode for a given non-standard suffix.
4872 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4874 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4875 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4877 * doc/extend.texi (Floating Types): New node. Document __float80 and
4878 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4880 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4883 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4884 predicate instead of target_operand.
4885 (divsi3_i1_media, divsi3_media_2): Likewise.
4887 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4889 * tree.h (alias_sets_might_conflict_p): Rename into
4890 alias_sets_must_conflict_p.
4891 * alias.c (alias_sets_might_conflict_p): Likewise.
4892 (alias_sets_conflict_p): Use it.
4893 (objects_must_conflict_p): Likewise.
4894 * c-common.c (strict_aliasing_warning): Adjust.
4896 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4898 * rtlhooks.c (gen_lowpart_if_possible): Check for
4899 invalid subreg before calling gen_lowpart_SUBREG.
4901 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4903 * config/darwin9.h: Add copyright notice.
4904 (LINK_COMMAND_SPEC): Add comment.
4905 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4906 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4907 DARWIN_LIBSYSTEM_HAS_UNWIND.
4909 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4912 * omp-low.c (check_combined_parallel): New function.
4913 (lower_omp_parallel): Call it via walk_stmts, set
4914 OMP_PARALLEL_COMBINED if appropriate.
4915 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4916 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4917 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4918 don't consider it as combined parallel.
4920 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4922 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4923 (gcc_tooldir): Likewise.
4924 * configure: Regenerate.
4925 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4926 old configure.ac gcc_tooldir setting.
4927 (prefix_to_exec_prefix): New variable.
4928 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4929 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4931 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4933 Fix PR tree-optimization/32583
4934 Fix PR tree-optimization/32584
4935 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4936 (phi_translate_set): Use phi_translate directly now.
4937 (make_values_for_stmt): Don't value number RHS if we already know
4940 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4941 Jim Wilson <wilson@specifix.com>
4944 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4947 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4948 Richard Sandiford <richard@codesourcery.com>
4949 Nigel Stephens <nigel@mips.com>
4951 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4952 (mips16e_output_save_restore): Declare.
4953 (mips16e_save_restore_pattern_p): Likewise.
4954 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4955 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4956 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4957 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4958 (BITSET_P): New global macro, extracted from...
4959 (mips_for_each_saved_reg): ...here.
4960 (mips16e_save_restore_info): New struct.
4961 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4962 (mips16e_save_restore_regs): New variable.
4963 (mips_split_plus, mips16e_find_first_register): New functions.
4964 (mips16e_mask_registers): New function.
4965 (compute_frame_size): Expand the commentary before the function.
4966 Enforce the MIPS16e save and restore register range restrictions.
4967 Pad the general register save area at the low end.
4968 (mips16e_save_restore_reg, mips16e_build_save_restore)
4969 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4970 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4971 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4973 (mips_expand_prologue, mips_expand_epilogue): Handle
4974 GENERATE_MIPS16E_SAVE_RESTORE.
4975 * config/mips/mips.md (*mips16e_save_restore): New pattern.
4977 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
4979 PR tree-optimization/31966
4980 PR tree-optimization/32533
4981 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
4982 "basic_block" description as its third argument. Update function
4983 calls to get destination bb from "edge" argument. Save "cond" into
4984 aux field of the edge. Update prototype for changed arguments.
4985 (if_convertible_loop_p): Clear aux field of incoming edges if bb
4987 (find_phi_replacement_condition): Operate on incoming edges, not
4988 on predecessor blocks. If there is a condition saved in the
4989 incoming edge aux field, AND it with incoming bb predicate.
4990 Return source bb of the first edge.
4991 (clean_predicate_lists): Clean aux field of outgoing node edges.
4992 (tree_if_conversion): Do not initialize cond variable. Move
4993 variable declaration into the loop.
4994 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
4995 initializations of new_stmt, arg0 and arg1 variables.
4997 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4999 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5000 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5002 2007-07-02 Richard Guenther <rguenther@suse.de>
5004 * tree-ssa.c (useless_type_conversion_p): Document
5005 future intent as defining the middle-end type system.
5006 Re-structure to call langhook last, group by type class,
5007 mark questionable parts.
5009 2007-07-02 Richard Guenther <rguenther@suse.de>
5011 * tree-flow.h (types_compatible_p): Declare.
5012 * tree-ssa.c (types_compatible_p): New function.
5013 * ipa-type-escape.c (discover_unique_type): Use
5014 types_compatible_p instead of lang_hooks.types_compatible_p.
5015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5016 * tree-vn.c (expressions_equal_p): Likewise.
5017 * tree.c (fields_compatible_p): Likewise.
5018 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5019 (cprop_operand): Use useless_type_conversion_p instead of
5020 lang_hooks.types_compatible_p.
5021 * tree-inline.c (setup_one_parameter): Likewise.
5022 (declare_return_variable): Likewise.
5023 * tree-nrv.c (tree_nrv): Likewise.
5024 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5025 (maybe_fold_offset_to_component_ref): Likewise.
5026 (maybe_fold_offset_to_reference): Likewise.
5027 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5028 (merge_alias_info): Likewise.
5029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5030 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5031 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5032 * tree-tailcall.c (find_tail_calls): Likewise.
5033 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5034 * gimplify.c (canonicalize_addr_expr): Likewise.
5035 (fold_indirect_ref_rhs): Likewise.
5036 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5037 (cpt_same_type): Likewise.
5038 (check_pointer_types_r): Swap parameters to cpt_same_type
5040 * fold-const.c (fold_convert): Revert fix for PR15988.
5041 * tree-inline.c (setup_one_parameter): Instead fix it here by
5042 using fold_build1 instead of fold_convert and checking for
5043 error_mark_node. Convert only if the conversion is necessary.
5045 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5047 * configure.ac: Check for .gnu_attribute on Power.
5048 * configure: Regenerate.
5049 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5050 attribute for floating-point ABI.
5052 2007-07-02 Ira Rosen <irar@il.ibm.com>
5054 PR tree-optimization/32230
5055 PR tree-optimization/32477
5056 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5057 address is a constant.
5059 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5061 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5062 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5063 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5064 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5065 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5066 64-bit targets. Add support for *-elfoabi*.
5067 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5068 different settings if $(tm_defines) does not select the EABI.
5069 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5070 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5071 (MIPS_ARCH_OPTION_SPEC): Likewise.
5072 (MIPS_ISA_LEVEL_SPEC): Likewise.
5073 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5074 * config/mips/elfoabi.h: New file.
5076 2007-07-02 Richard Guenther <rguenther@suse.de>
5078 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5079 (useless_type_conversion_p): ... this.
5080 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5081 (useless_type_conversion_p): ... this.
5082 * builtins.c (fold_builtin_memory_op): Rename
5083 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5084 * tree-cfg.c (verify_expr): Likewise.
5085 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5086 * tree-ssa-ccp.c (ccp_fold): Likewise.
5087 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5088 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5090 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5091 * tree-ssa-pre.c (eliminate): Likewise.
5092 * tree-ssa.c (delete_tree_ssa): Likewise.
5093 (tree_ssa_useless_type_conversion): Likewise.
5094 * tree.c (build2_stat): Likewise.
5096 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5098 Fix PR tree-optimization/32571
5099 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5102 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5104 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5105 and other expected operations explicitly, change default to
5108 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5110 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5112 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5113 (tls_load_dot_plus_eight): Move the label number into the unspec.
5114 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5116 2007-07-01 Andreas Schwab <schwab@suse.de>
5118 * dwarf2out.c (initial_return_save): Define only if used.
5120 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5122 Unreverting Richard's Revert of:
5124 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5126 * dce.c (deletable_insn_p_1): New function, split out from...
5127 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5128 specially, not those inside PARALLELs. Remove BODY argument
5129 and adjust recursive call accordingly.
5130 (prescan_insns_for_dce): Update call to delete_insn_p.
5132 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5133 Revital Eres <eres@il.ibm.com>
5135 * ddg.c (create_ddg_all_sccs): Fix missed
5136 initialization of scc_nodes.
5138 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5141 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5142 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5144 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5146 * configure.ac: Check for .gnu_attribute on MIPS.
5147 * configure, config.in: Regenerate.
5148 * config/mips/mips.c (mips_file_start): If supported, output
5149 attribute for floating-point ABI.
5151 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5154 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5155 (ffs_cmove): New expander to expand using ctz pattern.
5156 (*ffs_cmove): Remove pattern.
5157 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5158 (ffsdi2): Expand using ctz pattern.
5159 (*ffs_rex64): Remove pattern.
5161 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5163 PR rtl-optimization/32296
5164 * pa.md (return): Delete pattern.
5165 (return_internal): Remove "(const_int 1)" from pattern.
5166 (epilogue): Use return_internal pattern for trivial returns.
5167 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5168 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5170 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5172 * tree-ssa-pre.c (is_exception_related): New function
5173 (can_value_number_operation): Use it.
5175 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5177 Fix PR tree-optimization/32540
5178 Fix PR tree-optimization/31651
5180 * tree-ssa-sccvn.c: New file.
5182 * tree-ssa-sccvn.h: Ditto.
5184 * tree-vn.c: Include tree-ssa-sccvn.h
5185 (val_expr_paid_d): Removed.
5186 (value_table): Ditto.
5187 (vn_compute): Ditto.
5188 (val_expr_pair_hash): Ditto.
5189 (val_expr_pair_expr_eq): Ditto.
5190 (copy_vuses_from_stmt): Ditto.
5193 (shared_vuses_from_stmt): Ditto.
5194 (print_creation_to_file): Moved up.
5195 (sort_vuses): Ditto.
5196 (sort_vuses_heap): Ditto.
5197 (set_value_handle): Make non-static.
5198 (make_value_handle): Ditto.
5199 (vn_add): Rewritten to use sccvn lookups.
5200 (vn_add_with_vuses): Ditto.
5201 (vn_lookup): Ditto (and second argument removed).
5202 (vn_lookup_with_vuses): Ditto.
5203 (vn_lookup_or_add): Ditto (and second argument removed);
5204 (vn_lookup_or_add_with_vuses): Ditto.
5205 (vn_lookup_with_stmt): New.
5206 (vn_lookup_or_add_with_stmt): Ditto.
5207 (create_value_handle_for_expr): Ditto.
5209 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5210 (seen_during_translate): New function.
5211 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5212 (phi_trans_add): Ditto.
5213 (constant_expr_p): FIELD_DECL is always constant.
5214 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5215 Use constant_expr_p.
5216 Avoid infinite recursion on mutually valued expressions.
5217 Change callers of vn_lookup_or_add.
5218 (phi_translate): New function.
5219 (compute_antic_safe): Allow phi nodes.
5220 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5221 (find_or_generate_expression): Rewrite slightly.
5222 (create_expression_by_pieces): Updated for vn_lookup_or_add
5224 Update VN_INFO for new names.
5225 (insert_into_preds_of_block): Update for new names.
5226 (add_to_exp_gen): New function.
5227 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5228 (find_existing_value_expr): Rewrite to changed vn_lookup.
5229 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5230 (try_look_through_load): Removed.
5231 (try_combine_conversion): Ditto.
5232 (get_sccvn_value): New function.
5233 (make_values_for_phi): Ditto.
5234 (make_values_for_stmt): Ditto.
5235 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5237 (init_pre): Update for SCCVN changes.
5239 (execute_pre): Ditto.
5241 * tree-flow.h (make_value_handle): Declare.
5242 (set_value_handle): Ditto.
5243 (sort_vuses_heap): Ditto.
5244 (vn_lookup_or_add_with_stmt): Ditto.
5245 (vn_lookup_with_stmt): Ditto.
5246 (vn_compute): Remove.
5249 (vn_lookup): Update arguments.
5251 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5253 (tree-ssa-sccvn.o): New.
5254 (OBJS-common): Add tree-ssa-sccvn.o
5256 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5259 * c-typeck.c (build_external_ref): Don't mark as used if called
5261 * calls.c (rtx_for_function_call): Likewise.
5263 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5267 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5269 * dce.c (deletable_insn_p_1): New function, split out from...
5270 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5271 specially, not those inside PARALLELs. Remove BODY argument
5272 and adjust recursive call accordingly.
5273 (prescan_insns_for_dce): Update call to delete_insn_p.
5275 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5277 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5278 (try_combine): Move potential calls to undo_all() so they happen
5279 before we commit to using the combined insns.
5281 2006-06-30 Jan Hubicka <jh@suse.cz>
5283 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5286 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5288 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5289 (cgraph_remove_unreachable_nodes): Likewise.
5290 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5291 * ipa-inline.c (update_caller_keys): Cast according to the coding
5293 (cgraph_decide_recursive_inlining): Likewise.
5294 (cgraph_decide_inlining_of_small_function): Likewise.
5295 (try_inline): Likewise.
5296 (cgraph_decide_inlining_incrementally): Likewise.
5297 * ipa-pure-const.c (get_function_state): Likewise.
5298 (scan_function): Likewise.
5299 (analyze_function): Likewise.
5300 (static_execute): Likewise.
5301 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
5302 (merge_callee_local_info): Likewise.
5303 (analyze_function): Use type safe memory macros.
5304 (static_execute): Likewise. Cast according to the coding conventions.
5305 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5307 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5309 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5310 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5313 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5316 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5317 for complex modes (both int and real).
5319 2007-06-29 Jan Hubicka <jh@suse.cz>
5321 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5323 2007-06-29 Jan Hubicka <jh@suse.cz>
5326 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5329 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5332 * config/avr/avr.c: Include dataflow header file.
5333 (expand_prologue): Adjust for prologue insn change.
5334 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5337 2007-06-29 Richard Guenther <rguenther@suse.de>
5340 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5341 during type verification.
5343 2007-06-29 Jan Hubicka <jh@suse.cz>
5345 * recog.c (validate_change_rtx_1): Unshare TO argument.
5347 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5349 PR tree-optimization/24659
5350 * tree-vect-transform.c (vectorizable_call): Handle
5351 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5353 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5354 * config/i386/i386.c (enum ix86_builtins)
5355 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5356 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5358 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5359 const using def_builtin_const.
5360 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5361 input operands in the same modes as the result.
5362 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5364 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5366 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5367 (df_set_dead_notes_for_mw): Likewise.
5369 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5371 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5373 2007-06-28 DJ Delorie <dj@redhat.com>
5375 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5377 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5379 * doc/invoke.texi (C++ Dialect Options): Document
5380 fvisibility-ms-compat.
5381 * c.opt (fvisibility-ms-compat): New.
5383 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5386 * tree-affine.c (aff_combination_add_elt): Handle
5387 pointer addition specially.
5389 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5391 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5392 decl is non-external for AIX ABI.
5394 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5396 * config/rs6000/predicates.md (current_file_function_operand):
5397 Ensure the symbol is non-external for AIX ABI.
5399 2007-06-28 Nick Clifton <nickc@redhat.com>
5401 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5402 (fdce, fdse, fpredictive-commoning): Likewise.
5404 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5407 * gcc.c (process_command): Recognize the new -static-libgfortran
5410 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5413 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5414 Use a call clobbered hard reg instead of a pseudo reg.
5416 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5418 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5420 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5423 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5424 REG_LIBCALL and REG_RETVAL notes.
5425 (divsi3, mulsi3): Likewise.
5426 (mulhisi3): Likewise. Use emit_libcall_block.
5427 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5429 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5431 PR rtl-optimization/32481
5432 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5434 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5436 * dce.c (deletable_insn_p_1): New function, split out from...
5437 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5438 specially, not those inside PARALLELs. Remove BODY argument
5439 and adjust recursive call accordingly.
5440 (prescan_insns_for_dce): Update call to delete_insn_p.
5442 2007-06-27 Richard Guenther <rguenther@suse.de>
5445 * tree.h (fold_convertible_p): Declare.
5446 * fold-const.c (fold_convertible_p): New function.
5447 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5448 instead of lang_hooks.types_compatible_p.
5450 2007-06-26 Jan Hubicka <jh@suse.cz>
5452 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5453 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5454 early use validate_unshare_change.
5455 (reload_combine): Likewise.
5456 * recog.c (change_t): New field unshare.
5457 (validate_change_1): Rename from validate_change; add argument unshare.
5458 (validate_change): Turn into wrapper of validate_change_1; update
5459 prototype for bools.
5460 (validate_unshare_change): New.
5461 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5462 calls of df_insn_rescan.
5463 * recog.h (validate_change): Replace ints by bools.
5464 (validate_unshare_change): Declare.
5466 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5468 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5470 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5472 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5474 2007-06-25 Jan Hubicka <jh@suse.cz>
5476 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5478 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5479 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5480 places other call site specific checks are performed.
5482 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5485 * tree-vect-transform.c (vectorizable_operation): Convert
5486 POINTER_PLUS_EXPR over to PLUS_EXPR.
5488 2007-06-25 Chao-ying Fu <fu@mips.com>
5490 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5491 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5492 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5493 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5495 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5496 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5497 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5498 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5499 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5500 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5501 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5502 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5503 ALL_FIXED_POINT_MODE_P): New define.
5504 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5506 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5508 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5509 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5510 MODE_VECTOR_UACCUM): New mode classes.
5512 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5513 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5514 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5517 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5518 (blank_mode): Initialize ibit and fbit.
5519 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5520 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5522 (new_adjust): Change required_class to required_class_from and
5523 required_class_to for testing within a range.
5524 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5525 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5527 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5528 (make_fixed_point_mode): New.
5529 (_ADD_ADJUST): Change C to C1 and C2.
5530 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5531 use a range for machine classes.
5532 (ADJUST_IBIT, ADJUST_FBIT): New.
5533 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5535 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5536 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5537 Emit adjustment for ibit and fbit.
5538 (emit_mode_ibit, emit_mode_fbit): New.
5539 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5541 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5543 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5544 as the source of the set.
5546 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5548 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5549 FP_REGNO_P): Use IN_RANGE.
5550 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5551 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5552 (DATA_REG_P): Use DATA_REGNO_P.
5553 (FP_REG_P): Use FP_REGNO_P.
5554 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5555 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5556 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5558 2007-06-24 Jan Hubicka <jh@suse.cz>
5561 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5563 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5566 * fold-const.c (fold_binary): Strip nops of operand 0
5567 of BIT_NOT_EXPR before calling operand_equal_p.
5568 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5569 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5571 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5573 * doc/extend.texi: Document that dllimport and dllexport imply
5575 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5576 imported or exported declaration, including type declarations.
5577 * c-common.c (handle_visibility_attribute): Check for conflicts
5578 with dllimport/dllexport.
5579 (c_determine_visibility): Handle dllimport/dllexport as an
5580 explicit visibility atttribute.
5582 2007-06-23 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/16876
5586 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5588 * tree-inline.c (initialize_inlined_parameters): Do not call
5589 lang_hooks.tree_inlining.convert_parm_for_inlining.
5590 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5591 reason for mismatched types.
5592 * gimplify.c (gimplify_call_expr): Verify the call expression
5593 arguments match the called function type signature. Otherwise
5594 mark the call expression to be not considered for inlining
5595 using CALL_CANNOT_INLINE_P flag.
5596 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5597 edges call expression.
5598 (cgraph_decide_inlining_of_small_function): Likewise.
5599 (cgraph_decide_inlining): Likewise.
5600 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5602 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5603 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5604 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5606 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5607 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5609 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5610 convert_parm_for_inlining member.
5612 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5615 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5616 Remove optimization for GT.
5618 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5621 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5623 (prescan_insns_for_dce): Add extra parameter.
5625 2007-06-23 Jan Hubicka <jh@suse.cz>
5628 * gimplify.c (mark_addressable): New function.
5629 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5631 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5634 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5636 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5639 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5640 moves between MMX/SSE registers to at least 8 units to prevent
5641 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5643 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.c (override_options): Correct x86_sahf
5648 2007-06-21 David Daney <ddaney@avtrex.com>
5651 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5652 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5653 (exception_receiver): Renamed to ...
5654 (nonlocal_goto_receiver): ... this.
5656 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5658 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5659 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5660 partial register accesses.
5662 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5664 * fold-const.c (debug_fold_checksum): Move it under
5665 ENABLE_FOLD_CHECKING.
5667 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5670 * tree.h (debug_fold_checksum): Declared.
5671 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5672 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5673 build_fold_addr_expr_with_type_1.
5674 (fold_addr_expr, debug_fold_checksum): New.
5675 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5676 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5679 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5681 PR tree-optimization/19590
5682 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5683 of scev is a constant.
5684 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5686 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5688 * df-problems.c (df_note_bb_compute): Made computation of live
5689 info consistent with df_lr.
5691 2007-06-21 Richard Guenther <rguenther@suse.de>
5693 PR tree-optimization/32453
5694 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5695 for pointer anti-range.
5697 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5699 * config/i386/i386.c (processor_target_table): Increase maximum
5700 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5703 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5704 byte alignment if > 8 byte alignment is preferred.
5705 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5707 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5709 PR tree-optimization/31866
5710 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5711 if ASM_EXPR's input is not a SSA_NAME.
5714 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5715 but decl is a global var, instead return decl.
5716 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5717 even for is_global_var decls, if they are private in some outer
5720 2007-06-21 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/32451
5723 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5725 2007-06-21 Christian Bruel <christian.bruel@st.com>
5727 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5728 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5729 (push_regs): Changed saving order or banked registers.
5730 (sh_expand_epilogue): Likewise.
5731 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5732 (FIRST_BANKED_REG): Likewise.
5733 (LAST_BANKED_REG): Likewise.
5734 * config/sh/sh.md (banked) New attribute.
5735 (in_delay_slot): Check banked attribute.
5737 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5739 PR tree-optimization/32075
5740 * tree-data-ref.c (subscript_dependence_tester_1,
5741 analyze_miv_subscript, analyze_overlapping_iterations,
5742 add_distance_for_zero_overlaps, build_classic_dist_vector,
5743 subscript_dependence_tester_1, analyze_overlapping_iterations,
5744 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5745 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5746 to evolution_function_is_affine_multivariate_p.
5748 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5750 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5752 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5755 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5757 * config/m32c/prologue.md (epilogue_exitd_16): New.
5758 (epilogue_reit_16): New.
5759 (epilogue_exitd): Rename to epilogue_exitd_24.
5760 (epilogue_reit): Rename to epilogue_reit_24.
5762 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5763 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5765 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5767 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5768 if dbg_cnt (sched_insn) reaches the limit.
5769 (choose_ready): New parameter INSN_PTR and new return value.
5770 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5771 the new return value from choose_ready.
5772 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5773 (rest_of_handle_global_alloc): New global_alloc_at_func.
5775 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5777 PR tree-optimization/25737
5778 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5779 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5780 * tree-flow.h (struct fieldoff): Add new field alias_set.
5781 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5782 argument addressable_type. Set alias_set of fieldoff.
5783 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5784 (create_overlap_variables_for): Pass alias_set from fieldoff to
5786 * alias.c (get_alias_set): Use alias_set from SFT if set.
5788 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5790 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5791 of a variable as an unsigned HOST_WIDE_INT integer.
5793 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5795 PR rtl-optimization/32405
5796 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5798 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5800 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5803 * builtins.c: Include diagnostic.h.
5804 (expand_builtin_expect): Make gcc_assert more permissive.
5805 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5808 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5812 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5813 if ACCUMULATE_OUTGOING_ARGS.
5815 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5817 * config/m68hc11/m68hc11.c: Include dataflow header file.
5818 (m68hc11_reorg): Port to dataflow.
5820 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5822 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5823 (struct df_problem.free_blocks_on_set_blocks): New field.
5824 (struct dataflow.optional_p): New field.
5825 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5826 (df_live_set_all_dirty): New function.
5827 * df-scan.c (df_scan_alloc): Initialize optional_p.
5828 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5829 * df-core.c (df_set_blocks): Removed use of
5830 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5831 df_problem.free_blocks_on_set_blocks to determine which blocks are
5833 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5834 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5835 uses dataflow.optional_p to determine if problem should be
5837 (rest_of_handle_df_initialize): Only start live problem if
5839 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5840 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5841 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5842 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5843 problem_NOTE): Initialize free_blocks_on_set_blocks.
5844 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5846 (df_live_set_all_dirty, df_note_alloc): New function.
5847 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5849 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5850 * postreload.c (reload_combine): Ditto.
5851 * cse.c (cse_extended_basic_block): Ditto.
5852 * regmove.c (mark_flags_life_zones): Ditto.
5853 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5854 erase_matching_seqs): Ditto.
5855 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5856 * integrate (allocate_initial_values): Ditto.
5857 * combine.c (reg_dead_at_p): Ditto.
5858 * resource.c (mark_target_live_regs): Ditto.
5859 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5860 * config/sh/sh.c (find_r0_life_regions): Ditto.
5861 * global.c (rest_of_handle_global_alloc): Only add back df_live
5863 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5865 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5867 (if_convert): Make sure df_live is there at -O == 1.
5868 (pass_if_after_combine): Cleanup flags.
5869 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5870 is there at -O == 1.
5872 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5874 * config/arm/arm.c (arm_get_frame_offsets): Set
5875 offsets->locals_base to avoid negative stack size.
5876 (thumb1_expand_prologue): Assert on negative stack size.
5878 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5880 PR tree-optimization/32367
5881 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5882 of the chrec has no evolution in that loop.
5883 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5885 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5887 * config/xtensa/xtensa.c: Include "df.h".
5888 (xtensa_builtin_saveregs): Use adjust_address instead of
5890 (xtensa_va_start): Invoke make_tree with sizetype for
5891 expand_builtin_saveregs and then convert the result to a pointer.
5892 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5893 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5894 Subtract argument size from index value as integers and then use
5895 POINTER_PLUS_EXPR to add the result to the array address.
5897 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5900 * config/m32c/m32c.c: Include dataflow header file.
5901 (m32c_emit_prologue): Adjust for prologue insn change.
5902 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5903 once inside a PARALLEL. Assume frame size passed in operand 0
5904 includes space to save the fb register.
5905 (prologue_enter_24): Likewise.
5906 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5908 2007-06-19 David Daney <ddaney@avtrex.com
5911 * config/mips/mips.md (cprestore): Mark $gp as used.
5913 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5916 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5917 (frv_ifcvt_modify_insn): Likewise.
5919 2007-06-19 Richard Guenther <rguenther@suse.de>
5921 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5922 only handle positive offsets that fit in a HOST_WIDE_INT.
5924 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5926 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5927 result of rsqrt insn for zero input argument to avoid NaN.
5929 2007-06-19 Richard Guenther <rguenther@suse.de>
5932 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5934 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5936 PR tree-optimization/32353
5937 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5939 2007-06-19 Nick Clifton <nickc@redhat.com>
5941 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5943 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5946 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5947 * config/i386/i386.c (assign_386_stack_local): Assert that
5948 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5949 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5950 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5951 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5953 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5955 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5957 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5959 PR rtl-optimization/32321
5960 * gcse.c (replace_store_insn): Update the note before
5961 calling emit_insn_after.
5963 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5966 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5968 * df-problems.c (df_note_bb_compute): Fix dumping info.
5970 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5972 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5973 insn with emit_jump_insn.
5975 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5977 PR tree-optimization/32383
5978 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
5979 * targhooks.h (default_builtin_reciprocal): Update prototype.
5980 * target.h (struct gcc_target): Update builtin_reciprocal.
5981 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
5982 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
5983 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
5984 when fndecl is in BUILT_IN_MD class.
5985 (execute_convert_to_rsqrt): Ditto.
5987 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
5988 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
5989 Convert BUILT_IN_SQRTF code only when md_fn is false.
5991 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
5993 * bt-load.c (move_btr_def): Fix the order of arguments
5994 to validate_replace_rtx.
5996 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
5998 * config/m68k/m68k-devices.def: Add 54450..54455.
6000 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6002 PR rtl-optimization/32366
6003 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6004 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6007 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6010 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6011 this is true, rescan insn being modified.
6012 (sms_schedule): Added rescan parameter.
6013 (rest_of_handle_sms): Moved freeing of dominance info to before
6014 getting out of cfg_layout.
6016 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6018 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6019 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6022 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6023 FL_CF_EMAC from the entry for isac.
6025 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6026 (const_sibcall_operand): New.
6027 (sibcall_operand): Use it.
6028 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6029 (m68k_isas): ISAC does not imply FPU or EMAC.
6030 (override_options): Add ISA_C logic for symbolic jump & call.
6032 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6034 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6035 return mode from the builtin itself.
6036 (sparc_fold_builtin): Fix cast of zero constant.
6038 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6040 * targhooks.c (default_builtin_reciprocal): New default target hook.
6041 * targhooks.h (default_builtin_reciprocal): Add prototype.
6042 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6043 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6044 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6045 default_builtin_reciprocal.
6047 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6050 * hooks.c (hook_tree_tree_bool_null): New hook.
6051 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6052 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6053 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6054 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6055 and convert it to reciprocal a*rfunc(b).
6056 (execute_convert_to_rsqrt): New function.
6057 (gate_convert_to_rsqrt): New function.
6058 (pass_convert_to_rsqrt): New pass definition.
6059 * target.h (struct gcc_target): Add builtin_reciprocal.
6060 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6061 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6062 TARGET_BUILTIN_RECIPROCAL.
6063 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6065 * config/i386/i386.h (TARGET_RECIP): New define.
6066 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6067 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6068 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6069 and not optimizing for size.
6070 (*rcpsf2_sse): New insn pattern.
6071 (*rsqrtsf2_sse): Ditto.
6072 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6077 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6078 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6079 and not optimizing for size.
6080 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6081 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6082 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6083 and not optimizing for size.
6084 (*sse_rsqrtv4sf2): Do not export.
6086 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
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.
6091 * config/i386/i386.opt (mrecip): New option.
6092 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6093 (ix86_emit_swsqrtsf): Ditto.
6094 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6095 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6097 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6098 ix86_expand_unop1_builtin.
6099 (ix86_emit_swdivsf): New function.
6100 (ix86_emit_swsqrtsf): Ditto.
6101 (ix86_builtin_reciprocal): New function.
6102 (TARGET_BUILTIN_RECIPROCAL): Use it.
6103 (ix86_vectorize_builtin_conversion): Rename from
6104 ix86_builtin_conversion.
6105 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6106 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6107 "i386 and x86_64 Options" section.
6108 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6110 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6111 Zdenek Dvorak <dvorakz@suse.cz>
6112 Richard Guenther <rguenther@suse.de>
6113 Kaz Kojima <kkojima@gcc.gnu.org>
6115 * tree-vrp.c (compare_values_warnv): Convert val2 to
6117 (extract_range_from_assert): Create
6118 POINTER_PLUS_EXPR for pointer types.
6119 (extract_range_from_binary_expr): Handle
6120 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6122 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6123 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6124 POINTER_PLUS_EXPR as PLUS_EXPR.
6125 (number_of_iterations_lt_to_ne):
6126 For pointer types, use sizetype when
6127 creating MINUS_EXPR/PLUS_EXPRs.
6128 (assert_loop_rolls_lt): For pointer types, use sizetype when
6129 creating MINUS_EXPR/PLUS_EXPRs.
6130 (number_of_iterations_le): Likewise.
6131 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6132 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6133 like PLUS_EXPR and MINUS_EXPR.
6134 * tree-pretty-print.c (dump_generic_node): Handle
6136 (op_prio): Likewise.
6137 (op_symbol_1): Likewise.
6138 * optabs.c (optab_for_tree_code): Likewise.
6139 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6141 * tree-tailcall.c (process_assignment): Mention
6142 POINTER_PLUS_EXPR in a TODO comment.
6143 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6144 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6145 not used with a pointer and an integer type.
6146 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6147 increment using chrec_convert_rhs instead of chrec_convert.
6148 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6149 PLUS_EXPR except for the right hand side's type will be
6151 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6152 (fold_used_pointer_cast): Kill.
6153 (pointer_offset_p): Kill.
6154 (fold_used_pointer): Kill.
6155 (pointer_used_p): Kill.
6156 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6157 call fold_used_pointer.
6158 (instantiate_parameters_1): Convert the increment
6159 using chrec_convert_rhs instead of chrec_convert.
6160 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6161 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6162 instead of PLUS_EXPR.
6163 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6164 PLUS_EXPR for pointers.
6165 (std_gimplify_va_arg_expr): Likewise.
6166 (fold_builtin_memory_op): Likewise.
6167 (fold_builtin_strstr): Likewise.
6168 (fold_builtin_strchr): Likewise.
6169 (fold_builtin_strrchr): Likewise.
6170 (fold_builtin_strpbrk): Likewise.
6171 (expand_builtin_memory_chk): Likewise.
6172 (fold_builtin_memory_chk): Likewise.
6173 (std_expand_builtin_va_start): Use
6174 sizetype for the call to make_tree and then convert
6175 to the pointer type.
6176 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6177 instead of PLUS_EXPR for adding to a pointer.
6178 (std_gimplify_va_arg_expr): Use fold_build2 for
6179 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6180 the operands to sizetype first and then cast the BIT_AND_EXPR
6181 back to the pointer type.
6182 * fold-const.c (build_range_check): Handle pointer types
6184 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6185 of PLUS_EXPR's. Make sure the offset is converted to
6187 (try_move_mult_to_index): Strip the NOPs from the offset.
6188 Remove code argument and replace all uses with PLUS_EXPR.
6189 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6190 specially. Don't use a pointer type for MINUS_EXPR.
6191 (fold_unary): Handle for (T1)(X op Y),
6192 only p+ as that is the only as that can be handled for
6193 binary operators now.
6194 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6196 <case PLUS_EXPR>: Add folding of PTR+INT into
6198 Don't call try_move_mult_to_index.
6199 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6200 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6201 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6202 Don't call try_move_mult_to_index.
6203 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6204 (tree_expr_nonzero_p): Likewise.
6205 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6206 of PLUS_EXPR for the complex expression folding.
6207 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6208 first chrec is a pointer type, then the second should
6209 be sizetype and not the first's type.
6210 For POINTER_PLUS_EXPR, use a different right hand side type.
6211 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6212 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6213 different right hand side type.
6214 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6215 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6216 instead of PLUS_EXPR.
6217 When either operand is zero, convert the other operand.
6218 (chrec_apply): Use chrec_convert_rhs
6219 on the argument x instead of chrec_convert.
6220 (reset_evolution_in_loop): For pointer types, the new_evol
6222 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6223 different right hand side type.
6224 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6225 (chrec_convert_rhs): New function.
6226 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6227 different right hand side type.
6228 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6229 * tree-chrec.h (chrec_convert_rhs): New prototype.
6230 (build_polynomial_chrec): For pointer types, the right hand
6231 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6232 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6233 Remove subtraction case as it is always addition now.
6234 Make sure the offset is converted to sizetype.
6235 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6236 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6237 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6238 PLUS_EXPR in pointer type.
6239 Handle POINTER_PLUS_EXPR.
6240 (tree_to_aff_combination): Likewise.
6241 (force_expr_to_var_cost): Likewise.
6242 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6243 instead of PLUS_EXPR for pointers.
6244 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6245 instead of PLUS_EXPR of pointer types.
6246 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6248 (check_va_list_escapes): Likewise.
6249 (check_all_va_list_escapes): Likewise.
6250 * dwarf2out.c (loc_descriptor_from_tree_1):
6251 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6252 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6253 (string_constant): Likewise.
6254 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6255 the offset to the base, use POINTER_PLUS_EXPR.
6256 (add_to_parts): Convert the index to sizetype.
6257 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6258 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6259 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6260 Offset only holds something for PLUS_EXPR.
6261 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6263 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6265 (analyze_accesses_for_modify_stmt): Likewise.
6266 Remove comment about the type being integral type as it is
6268 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6270 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6272 Correct the type which the artimentic is done in (is now
6275 * tree-data-ref.c (split_constant_offset): Handle
6277 * tree-affine.c (tree_to_aff_combination): Likewise.
6278 * c-typeck.c (build_unary_op): For pointers create the increment
6279 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6281 * gimplify.c (gimplify_self_mod_expr): Create a
6282 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6283 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6284 * tree.def (POINTER_PLUS_EXPR): New tree code.
6285 * tree-predcom.c (ref_at_iteration): If we have a pointer
6286 type do the multiplication in sizetype.
6287 * tree-mudflap.c (mf_xform_derefs_1): Create a
6288 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6289 * tree-ssa-forwprop.c
6290 (forward_propagate_addr_into_variable_array_index):
6291 Don't expect there to be a cast for the index as that
6292 does not exist anymore.
6293 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6294 instead of PLUS_EXPR.
6295 Don't check for the first operand of the POINTER_PLUS_EXPR
6296 was the index as it cannot be.
6297 Call forward_propagate_addr_into_variable_array_index with
6298 the SSA_NAME instead of the statement.
6299 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6300 (compare_constant): Likewise.
6301 (copy_constant): Likewise.
6302 (compute_reloc_for_constant): Likewise.
6303 (output_addressed_constants): Likewise.
6304 (initializer_constant_valid_p): Likewise.
6305 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6306 Convert the MIN/MAX of the inner type to the outer
6307 type before comparing them.
6308 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6309 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6310 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6311 of PLUS_EXPR for pointers.
6312 * tree-inline.c (estimate_num_insns_1): Handle
6314 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6315 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6316 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6317 instead of PLUS_EXPR for the pointer increment statement.
6318 (vect_update_ivs_after_vectorizer): For pointer types, create
6319 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6320 MULT_EXPR in sizetype.
6321 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6323 * tree-object-size.c (plus_expr_object_size): Handle
6324 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6325 code which is trying to figure out which side is a pointer and
6327 (check_for_plus_in_loops_1): Likewise.
6328 (check_for_plus_in_loops): Likewise.
6329 * c-common.c (pointer_int_sum): Create a
6330 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6331 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6332 only POINTER_PLUS_EXPR. Removing all the extra
6333 code which is trying to figure out which side is a pointer and
6335 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6336 PLUS_EXPR and MINUS_EXPR.
6337 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6339 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6340 with make_tree, instead of a pointer type.
6341 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6342 for pointers instead of PLUS_EXPR.
6343 (s390_gimplify_va_arg): Likewise.
6344 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6345 instead of PLUS_EXPR when doing addition on pointer
6346 types. Use sizetype for the second operand.
6347 (spu_gimplify_va_arg_expr): Likewise.
6348 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6349 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6350 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6351 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6352 for the pointer addition and also use size_int/sizetype
6354 (ix86_gimplify_va_arg): Likewise.
6355 Perform BIT_AND_EXPR on sizetype arguments.
6356 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6357 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6358 for the pointer additions and also use size_int for the offsets.
6359 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6360 additions and also use size_int for the offsets. Perform
6361 BIT_AND_EXPR on sizetype arguments.
6362 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6363 POINTER_PLUS_EXPR for pointers and create the
6364 BIT_AND_EXPR in sizetype.
6365 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6366 instead of PLUS_EXPR for pointer addition.
6367 (rs6000_va_start): Likewise.
6368 Also use sizetype for the offset.
6369 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6370 as PLUS_EXPR/MINUS_EXPR.
6371 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6372 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6373 Don't use BIT_AND_EXPR on a pointer type, convert the
6374 expression to sizetype first.
6375 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6377 (mips_gimplify_va_arg_expr): Likewise.
6378 Don't create BIT_AND_EXPR in a pointer type.
6380 2007-06-15 Eric Christopher <echristo@apple.com>
6382 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6383 (x86_64-*-darwin*): Ditto.
6384 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6387 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6389 * doc/extend.texi: Document behavior of __attribute__((aligned))
6392 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6394 * rtlanal.c (note_stores): Improve documentation.
6396 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6398 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6399 LOCAL_LABEL_PREFIX): Delete.
6400 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6401 (bfin_internal_label): Delete.
6403 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6405 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6406 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6407 otherwise define to LIBGCC2_TF_CEXT.
6408 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6409 (LIBGCC_TF_CEXT): Ditto.
6412 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6414 PR rtl-optimization/32339
6415 * df-scan.c (df_uses_record): Don't modify flags but just add to
6416 it for df_ref_record.
6418 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6420 * tree-mudflap.c: Fix whitespace issues.
6422 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6424 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6426 2007-06-14 Eric Christopher <echristo@apple.com>
6428 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6429 (movv4sf): Use gcc_unreachable instead of abort.
6431 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6434 * config/i386/sfp-machine.h (CMPtype): New define.
6435 (mach stubs): Use CMPtype instead of int as a return type.
6437 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6439 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6440 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6441 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6442 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6443 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6444 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6445 config/soft-fp/soft-fp.h: Update from glibc CVS.
6447 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6449 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6451 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6454 * config/v850/v850.c: Include dataflow header file.
6455 (substitute_ep_register): Fix typo.
6457 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6459 * configure.ac: Fix earlier checkin.
6460 * configure: Regenerated.
6462 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6464 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6465 * aclocal.m4: Regenerate.
6466 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6467 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6468 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6469 * configure: Regenerate.
6470 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6472 * Makefile.in (quickstrap): Build libgcc too.
6474 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6476 * configure.ac: Add --enable-checking=df. Explicitly mention that
6477 the variables are initialized as for "release".
6478 * df-core.c: Use it.
6479 * configure: Regenerate.
6480 * config.in: Regenerate.
6482 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6484 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6485 validate_replace_rtx instead of replace_rtx.
6486 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6488 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6490 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6491 (DWARF2_UNWIND_INFO): Override default if configured with
6493 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6494 (ENDFILE_SPEC): Add crtend.o.
6495 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6496 (ENDFILE_SPEC): Add crtend.o.
6497 (TARGET_USE_JCR_SECTION): Define.
6498 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6500 * config/i386/cygming-crtbegin.c: New file.
6501 * config/i386/cygming-crtend.c: New file.
6503 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6505 * config/i386/w32-unwind.h: New file.
6507 2007-06-13 Eric Christopher <echristo@apple.com>
6509 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6510 the user set a value below STACK_BOUNDARY.
6512 2007-06-13 Thiemo Seufer <ths@networkno.de>
6514 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6515 imply -lpthread for -pthread.
6517 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6519 * basic-block.h: Remove the prototype for
6520 free_basic_block_vars.
6521 * cfglayout.h: Remove the prototype for
6522 insn_locators_initialize.
6523 * tree.h: Remove the prototype for emit_line_note.
6525 * tree-ssa-pre.c (mergephitemp): Remove.
6526 (init_pre): Don't use mergephitemp.
6528 2007-06-13 Eric Christopher <echristo@apple.com>
6530 * config/i386/i386.c (override_options): If we've specified
6531 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6533 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6535 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6538 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6540 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6541 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6542 (eh_store_handler): New pattern.
6543 (eh_return): Emit it instead of a plain move.
6545 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6547 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6548 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6549 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6552 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6554 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6555 (find_next_insn_start, find_load): New functions.
6556 (bfin_reorg): Use them to deal with the fact that parallel insns are
6557 no longer represented as a SEQUENCE.
6559 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6561 * config/sparc/sparc.c (sparc_override_options): Initialize
6564 2007-06-13 Dave Korn <dave.korn@artimi.com>
6566 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6569 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6571 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6572 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6573 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6574 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6575 tree-vect-transform.c: Fix comment typos. Follow spelling
6578 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6580 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6581 to the exit block use set.
6582 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6583 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6584 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6586 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6588 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6590 to indicate an error.
6591 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6593 (dbg_cnt_process_opt): Print an error on a bad argument.
6594 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6595 * common.opt (-fdbg-cnt-list): New.
6596 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6598 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6600 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6601 flag on ref-all pointers.
6603 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6606 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6607 for the offset with the modifier as EXPAND_INITIALIZER
6608 if the modifier is EXPAND_INITIALIZER.
6609 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6610 a register if we had an overflow.
6612 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6614 * real.c (real_isfinite): New.
6615 (real_sqrt): Use it.
6616 * real.h (real_isfinite): New.
6617 * builtins.c: Use it.
6619 2007-06-12 Ian Lance Taylor <iant@google.com>
6620 Daniel Berlin <dberlin@dberlin.org>
6623 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6624 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6625 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6626 (DECL_NO_TBAA_P): Define.
6627 (struct tree_decl_common): Add no_tbaa_flag field.
6628 * tree-ssa-structalias.c (struct variable_info): Add
6629 no_tbaa_pruning field.
6630 (new_var_info): Initialize no_tbaa_pruning field.
6631 (unify_nodes): Copy no_tbaa_pruning field.
6632 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6633 (dump_solution_for_var): Print no_tbaa_pruning flag.
6634 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6636 (compute_tbaa_pruning): New static function.
6637 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6638 Call compute_tbaa_pruning.
6639 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6640 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6641 * gimple-low.c (lower_stmt): Likewise.
6642 * tree-gimple.c (is_gimple_stmt): Likewise.
6643 * tree-ssa-operands.c (get_expr_operands): Likewise.
6644 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6645 * tree-inline.c (estimate_num_insns_1): Likewise.
6646 (copy_result_decl_to_var): Likewise.
6647 * expr.c (expand_expr_real_1): Likewise.
6648 * tree-pretty-print.c (dump_generic_node): Likewise.
6649 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6650 * omp-low.c (omp_copy_decl_2): Likewise.
6651 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6652 * doc/c-tree.texi (Expression trees): Document
6653 CHANGE_DYNAMIC_TYPE_EXPR.
6655 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6657 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6658 with !HONOR_NANS and !HONOR_INFINITIES.
6659 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6661 2007-06-12 Tristan Gingold <gingold@adacore.com>
6663 * gcov.c: Comments updated.
6664 (source_info): Add file_time field.
6665 (source_index): New variable.
6666 (mutiple_files): New variable.
6667 (generate_results): New function extracted from process_file.
6668 (process_file): Save and restore chain of functions, generate
6669 results and free structures only if not merging results.
6670 (release_structures): File names are now freed in create_file_names
6671 (create_file_names): Free previous file names.
6672 (find_source): File date is now read here and modifications in
6673 source files is checked here.
6674 (read_graph_file): Only reverse order of functions for the current
6676 (make_gcov_file_name): Do not generate long names if input_name is
6678 (output_lines): If merging results do not display graph, data and
6680 Checking source file modification is done in find_source.
6682 * doc/gcov.texi: Append an s to sourcefile.
6684 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6686 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6687 (forced_nop): New pattern.
6688 * config/bfin/bfin.c: Include "df.h".
6689 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6690 (bfin_discover_loop): Use df_get_live_in instead of
6691 global_live_at_start.
6692 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6693 df_analyze when done.
6694 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6695 the insns. Use QImode for the final insn in a bundle. Call
6696 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6698 (reorder_var_tracking_notes): New function.
6699 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6700 update_life_info. Call df_analyze after scheduling and bundle
6701 generation. Call reorder_var_tracking_notes if generating these
6702 notes. Call df_finish_pass at the end.
6704 2007-06-12 Dirk Mueller <dmueller@suse.de>
6706 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6707 a comparison, not an assignment.
6709 2007-06-12 Olivier Hainque <hainque@adacore.com>
6711 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6712 Request walking the subtrees only, leaving the current is_lhs/val_only
6714 (convert_non_local_reference): Likewise.
6716 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6718 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6720 2007-06-12 Richard Guenther <rguenther@suse.de>
6722 PR tree-optimization/15353
6723 PR tree-optimization/31657
6724 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6725 * timevar.def: Add TV_TREE_IFCOMBINE.
6726 * tree-pass.h (pass_tree_ifcombine): Declare.
6727 * tree-ssa-ifcombine.c: New file.
6728 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6729 * tree-flow.h (blocks_in_phiopt_order): Declare.
6730 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6731 (tree-ssa-ifcombine.o): New dependencies.
6733 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6735 PR rtl-optimization/32293
6736 * combine.c (simplify_if_then_else): Truncate return from
6737 nonzero_bits() to correct mode.
6739 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6741 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6742 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6744 2007-06-11 Diego Novillo <dnovillo@google.com>
6746 * Makefile.in (reload1.o-warn): Remove.
6748 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6750 * combine.c (subst): Use reg_overlap_mentioned_p
6751 instead of comparing register numbers directly.
6753 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6755 * reload1.c (mark_home_live_1): Use the mode parameter.
6757 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6759 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6760 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6764 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6766 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6768 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6771 from integer registers.
6772 (FP mode splitters): Handle TFmode.
6774 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6776 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6777 for ref-all pointers that point-to anything.
6779 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6781 * config/arm/arm.c (arm_output_dwarf_dtprel,
6782 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6784 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6786 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6787 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6790 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6792 * gcc/tree.c (signed_or_unsigned_type_for): New.
6793 (unsigned_type_for): Use signed_or_unsigned_type_for.
6794 (signed_type_for): Use signed_or_unsigned_type_for.
6795 * gcc/tree.h (signed_or_unsigned_type_for): New.
6796 (get_signed_or_unsigned_type): Remove.
6797 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6798 lang_hooks.types.signed_type
6799 (size_diffop): Likewise.
6800 (all_ones_mask_p): Likewise.
6801 (build_range_check): Likewise.
6802 (fold_cond_expr_with_comparison): Likewise.
6803 (fold_cond_expr_with_comparison): Likewise.
6804 (unextend): Likewise.
6805 (extract_muldiv_1): Likewise.
6806 (fold_single_bit_test_into_sign_test): Likewise.
6807 (fold_binary): Likewise.
6808 (fold_ternary): Likewise.
6809 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6810 instead of get_signed_or_unsigned_type.
6811 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6812 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6813 * gcc/expr.c (signed_or_unsigned_type_for): Use
6814 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6815 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6816 (lhd_signed_or_unsigned_type): Remove.
6817 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6818 signed_or_unsigned_type.
6819 (lhd_signed_or_unsigned_type): Remove.
6820 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6821 lang_hooks.types.signed_type.
6822 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6823 c_common_signed_type instead of lang_hooks.types.signed_type.
6824 (c_common_unsigned_type): New.
6825 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6826 (shorten_compare): Use c_common_unsigned_type instead of
6827 c_common_signed_or_unsigned_type.
6828 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6830 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6831 lang_hooks.types.signed_type.
6832 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6833 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6834 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6835 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6836 instead of unsigned_type_for.
6837 * gcc/c-decl.c (groakdeclarator): Likewise.
6838 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6839 * gcc/c-common.h (c_common_unsigned_type): New.
6841 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6844 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6845 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6847 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6850 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6851 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6853 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6854 Sebastian Pop <sebpop@gmail.com>
6856 * lambda-code.c (remove_iv): New.
6857 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6859 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6861 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6862 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6863 * tree-ssa-loop-prefetch.c: Include optabs.h.
6864 (FENCE_FOLLOWING_MOVNT): New macro.
6865 (struct mem_ref): Add independent_p and storent_p fields.
6866 (record_ref): Initalize the new fields.
6867 (gather_memory_references_ref): Return true if the reference
6869 (gather_memory_references): Check whether all memory accesses
6870 in loop were recorded.
6871 (should_issue_prefetch_p): Return false for nontemporal stores.
6872 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6873 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6874 (determine_loop_nest_reuse): Detect independent memory references.
6875 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6876 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6877 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6878 * config/i386/i386.h (x86_mfence): Declare.
6879 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6880 * config/i386/i386.c (x86_mfence): New variable.
6881 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6883 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6884 * optabs.c (init_optabs): Initialize storent_optab.
6885 * optabs.h (enum optab_index): Add OTI_storent.
6886 (storent_optab): Declare.
6887 * genopinit.c (optabs): Add initialization for storent_optab.
6888 * tree.h (MOVE_NONTEMPORAL): New macro.
6889 * expr.c (expand_assignment, store_expr, store_constructor_field,
6890 store_constructor, store_field, expand_expr_real_1): Propagate
6891 nontemporality of the expanded store.
6892 (emit_storent_insn): New function.
6893 * expr.h (expand_assignment, store_expr): Declaration changed.
6894 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6895 to expand_assignment.
6896 * stmt.c (expand_asm_expr): Ditto.
6897 * calls.c (initialize_argument_information): Pass false as
6898 nontemporality to store_expr.
6899 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6902 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6904 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6906 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6908 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6910 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6911 and allow DECL_P here.
6913 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6915 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6916 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6917 track of the size of the expression.
6918 * cfghooks.c (merge_blocks): Remove block from loops structure only
6919 after call of the merge_blocks hook.
6921 2007-06-09 Tom Tromey <tromey@redhat.com>
6923 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6924 (deprecated_state): Removed.
6925 (start_decl): Update.
6926 (enum deprecated_states): Moved earlier.
6927 (groktypename): Update.
6928 (push_parm_decl): Likewise.
6929 (grokfield): Likewise.
6930 (start_function): Likewise.
6932 2007-06-09 Ian Lance Taylor <iant@google.com>
6934 PR tree-optimization/32169
6935 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6936 CONVERT_EXPR, check whether min and max both converted to an
6937 overflow infinity representation.
6939 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6941 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6942 not inserted on the edge.
6944 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6946 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6947 instructions if they are supported.
6948 (__divsi3, __umodsi3, __modsi3): Likewise.
6949 (__ashldi3, __ashrdi3, __lshrdi3): New.
6950 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6952 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6953 Tony Linthicum <tony.linthicum@amd.com>
6955 * doc/invoke.texi: Add fvect-cost-model flag.
6956 * common.opt (fvect-cost-model): New flag.
6957 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6958 cost fields in stmt_vec_info struct for STMT.
6959 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6960 fields in stmt_vec_info struct and access functions for the same.
6961 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6962 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6963 load, store and vector to scalar operation.
6964 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6965 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6966 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6967 (TARG_VEC_STORE_COST): Define cost of vector store.
6968 (vect_estimate_min_profitable_iters): Define new function.
6969 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6970 check to evaluate if loop iterations are less than minimum profitable
6971 iterations determined by cost model or minimum vect loop bound defined
6972 by user, whichever is more conservative.
6973 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6974 run-time check to evaluate if loop iterations are less than minimum
6975 profitable iterations determined by cost model or minimum vect loop
6976 bound defined by user, whichever is more conservative.
6977 (vect_estimate_min_profitable_iterations): New function to estimate
6978 mimimimum iterartions required for vector version of loop to be
6979 profitable over scalar version.
6980 (vect_model_reduction_cost): New function.
6981 (vect_model_induction_cost): New function.
6982 (vect_model_simple_cost): New function.
6983 (vect_cost_strided_group_size): New function.
6984 (vect_model_store_cost): New function.
6985 (vect_model_load_cost): New function.
6986 (vectorizable_reduction): Call vect_model_reduction_cost during
6988 (vectorizable_induction): Call vect_model_induction_cost during
6990 (vectorizable_load): Call vect_model_load_cost during analysis phase.
6991 (vectorizable_store): Call vect_model_store_cost during analysis phase.
6992 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
6993 vectorizable_promotion, vectorizable_demotion): Call
6994 vect_model_simple_cost during analysis phase.
6996 2007-06-08 Simon Baldwin <simonb@google.com>
6998 * reg-stack.c (get_true_reg): Readability change. Moved default case
6999 label into direct switch statement scope.
7001 2007-06-08 Simon Baldwin <simonb@google.com>
7003 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7004 in gcc_assert() with '==' comparison.
7006 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7009 TARGET_ABM handling of x86_popcnt variable.
7011 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7013 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7014 __builtin_copysignq and __builtin_infq built-in functions.
7016 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7018 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7019 SSE4.2 section. Correct built-in function names in SSE4A section.
7021 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7023 PR tree-optimization/32243
7024 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7025 for ncopies after ratio check between nunits_out and nunits_in.
7026 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7028 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7030 PR tree-optimization/32224
7031 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7032 vectorization upon a non GIMPLE_MODIFY_STMT.
7034 2007-06-08 Christian Bruel <christian.bruel@st.com>
7037 * config/sh/sh.md (doloop_end): New pattern and splitter.
7038 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7040 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7043 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7045 (verify_dominators): Do not change dominance tree.
7047 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7049 * config/sh/constraints.md: New file.
7050 * config/sh/sh.c: Include tm-constrs.h.
7051 (reg_class_from_letter): Remove.
7052 (prepare_cbranch_operands): Use satisfies_constraint_*
7053 function instead of macro.
7054 (andcosts, broken_move, sh_secondary_reload): Likewise.
7055 * config/sh/predicates.md (trapping_target_operand): Likewise.
7056 (and_operand, arith_operand, arith_reg_or_0_operand,
7057 cmp_operand, logical_operand, target_operand,
7058 ua_address_operand, ua_offset, xor_operand): Likewise.
7059 * config/sh/sh.md: Include constraints.md.
7060 (*movsicc_t_false): Use satisfies_constraint_* function
7062 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7063 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7064 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7065 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7066 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7067 (REG_CLASS_FROM_CONSTRAINT): Remove.
7068 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7069 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7070 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7071 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7072 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7073 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7074 function instead of macro.
7075 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7076 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7077 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7078 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7079 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7080 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7081 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7082 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7083 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7084 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7085 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7086 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7087 EXTRA_CONSTRAINT_STR): Likewise.
7088 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7090 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7092 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7094 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7097 * c-common.h (flag_cpp0x): Replaced by...
7098 (cxx_dialect): ... this new variable specifying the C++ dialect that
7100 * c-common.c (flag_cpp0x): Removed.
7101 (cxx_dialect): Defined.
7102 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7104 * c-opts.c (c_common_post_options): Likewise.
7105 (set_std_cxx98): Set cxx_dialect to cxx98.
7106 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7108 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7109 Hui-May Chang <hm.chang@apple.com>
7111 * doc/invoke.texi (Darwin Options): Update documentation for
7112 -mmacosx-version-min.
7113 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7114 * config/darwin-driver.c: New file.
7115 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7116 * config/t-darwin (darwin-driver.o): New rule.
7118 * config/darwin-c.c (version_as_macro): Ignore low digit.
7120 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7123 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7124 (CSGNMODE): New mode macro.
7125 (CSGNVMODE): New mode attribute.
7126 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7127 expander using CSGNMODE mode macro. Handle TFmode.
7128 (copysign<mode>3_const): Rename from copysignsf3_const and
7129 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7131 (copysign<mode>3_var): Rename from copysignsf3_var and
7132 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7134 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7135 mode macro. Handle TFmode.
7136 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7137 (iortf3, *iortf3): Ditto.
7138 (xortf3, *xortf3): Ditto.
7139 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7140 TFmode and TImode masks.
7141 (ix86_expand_copysign): Expand TFmode copysign insn.
7142 (IX86_BUILTIN_INFQ): New.
7143 (IX86_BUILTIN_FABSQ): Ditto.
7144 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7145 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7146 [__builtin_fabsq]: Ditto.
7147 [__builtin_copysignq]: Ditto.
7148 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7149 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7150 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7151 ix86_expand_binop_builtin().
7153 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7155 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7157 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7160 * rtl.h (push_to_sequence2): New.
7161 * emit-rtl.c (push_to_sequence2): New.
7162 * function.c (assign_parm_data_all): Add new fields.
7163 (assign_parm_setup_block): Call push_to_sequence2 instead of
7165 (assign_parm_setup_reg): Ditto.
7166 (assign_parm_setup_stack): Ditto.
7167 (assign_parms_unsplit_complex): Ditto.
7168 (assign_parms): Change field name.
7170 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7172 PR tree-optimization/32220
7173 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7174 phi node is reached before defining statement.
7176 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7179 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7180 after changing the right hand side of the assignment.
7182 2007-06-06 Eric Christopher <echristo@apple.com>
7184 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7185 (x86_64-*-darwin*): Ditto.
7186 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7187 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7189 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7191 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7193 (add_key): Likewise.
7194 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7195 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7197 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7199 (add_cost_one_coalesce): Likewise.
7200 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7201 variable names. Rename orig to orig_name for consistency.
7202 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7204 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7206 (record_equivalences_from_stmt): Likewise.
7207 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7208 the coding conventions.
7209 (memory_ssa_name_same): Likewise.
7210 (dse_optimize_stmt): Likewise.
7211 (dse_record_phis): Likewise.
7212 (dse_finalize_block): Likewise.
7213 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7214 keywords as variable names.
7215 (may_move_till): Cast according to the coding conventions.
7216 (force_move_till_expr): Avoid using C++ keywords as variable names.
7217 (force_move_till): Cast according to the coding conventions.
7218 (memref_hash): Likewise.
7219 (memref_eq): Likewise.
7220 (gather_mem_refs_stmt): Likewise.
7221 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7222 using C++ keywords as variable names.
7223 (idx_find_step): Cast according to the coding conventions.
7224 (idx_record_use): Likewise.
7225 (find_depends): Likewise.
7226 (prepare_decl_rtl): Likewise.
7227 (mbc_entry_hash): Likewise.
7228 (mbc_entry_eq): Likewise.
7229 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7230 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7231 (idx_infer_loop_bounds): Cast according to the coding conventions.
7232 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7233 * tree-ssa-math-opts.c (occ_new ): Likwise.
7234 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7236 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7238 (add_use_op): Likewise.
7239 (add_vop): Likewise.
7240 (add_vuse_op): Likewise.
7241 (add_vdef_op): Likewise.
7242 (get_expr_operands): Likewise.
7243 (push_stmt_changes): Use type safe memory macros.
7244 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7245 keywords as variable names.
7246 (conditional_replacement): Likewise.
7247 (minmax_replacement): Likewise.
7248 (abs_replacement): Likewise.
7249 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7251 (insert_fake_stores): Avoid using C++ keywords as variable names.
7252 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7254 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7255 (heapvar_insert): Use type safe memory macros.
7256 (new_var_info): Cast according to the coding conventions.
7257 (new_constraint): Likewise.
7258 (remove_preds_and_fake_succs): Use type safe memory macros.
7259 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7261 (thread_single_edge): Likewise.
7262 (thread_through_loop_header): Likewise.
7264 2007-06-06 Eric Christopher <echristo@apple.com>
7266 * config/i386/i386.c (override_options): Move handling
7267 of TARGET_SUBTARGET* earlier.
7269 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7271 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7274 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7276 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7277 emited outside of basic block.
7278 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7280 * rtl.h (delete_insn_chain): Declaration changed.
7281 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7283 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7284 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7285 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7286 to delete_insn_chain.
7287 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7288 do not have bb field set.
7289 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7291 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7292 * cfgcleanup.c (try_optimize_cfg): Ditto.
7294 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7296 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7297 (lambda_body_vector_new): Use type safe memory macros.
7298 (lambda_linear_expression_new): Likewise.
7299 (lambda_loopnest_new): Likewise.
7300 (lambda_lattice_new): Likewise.
7301 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7302 conventions. Use type safe memory macros.
7303 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7304 (lambda_body_vector_s): Likewise.
7305 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7306 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7308 2007-06-06 Richard Guenther <rguenther@suse.de>
7310 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7311 if we need to schedule cfg_cleanup.
7312 (tree_ssa_forward_propagate_single_use_vars): Do so.
7314 2007-06-06 Ian Lance Taylor <iant@google.com>
7316 * fold-const.c (merge_ranges): If range_successor or
7317 range_predecessor fail, just return 0.
7319 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7321 PR tree-optimization/32216
7322 * tree-vectorizer.c (supportable_widening_operation): Determine
7323 signedness of FIX_TRUNC_EXPR from output operand.
7324 (supportable_narrowing_operation): Ditto.
7325 * tree-vect-generic.c (expand_vector_operations_1): Determine
7326 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7329 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7331 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7332 (struct pta): ...from here. Change flags to unsigned to avoid
7333 excessive casting (as it is used as a bit mask).
7334 (override_options): Add casts according to the coding convenventions.
7335 (x86_64_elf_unique_section): Likewise.
7336 (examine_argument): Avoid using C++ keywords as variable names.
7337 (construct_container): Likewise.
7338 (legitimize_pic_address): Likewise.
7339 (get_dllimport_decl): Cast according to the coding conventions. Use
7340 type safe memory macros.
7341 (legitimize_address): Cast according to the coding conventions.
7342 (emit_i387_cw_initialization): Corrected the type of slot to enum
7344 (ix86_init_machine_status): Use type safe memory macros.
7345 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7346 (bdesc_pcmpistr): Likewise.
7347 (bdesc_crc32): Likewise.
7348 (bdesc_sse_3arg): Likewise.
7349 (bdesc_2arg): Likewise.
7350 (bdesc_1arg): Likewise.
7351 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7352 (ix86_expand_sse_pcmpistr): Likewise.
7353 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7354 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7355 int to match the langhook definition.
7356 (ix86_builtin_conversion): Change the type of code to unsigned init to
7357 match the langhook definition.
7358 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7360 (ix86_preferred_output_reload_class): Likewise.
7361 (ix86_cannot_change_mode_class): Likewise.
7362 (ix86_memory_move_cost): Likewise.
7363 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7364 avoid excessive casting later on.
7365 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7367 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7369 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7370 as flags setting insn.
7371 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7373 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7376 (UNSPEC_ROUND): New.
7377 ("sse4_1_round<mode>2"): New insn pattern.
7378 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7380 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7381 expander using SSEMODEF mode macro. Expand using
7382 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7383 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7384 expander using SSEMODEF mode macro. Expand using
7385 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7386 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7387 expander using SSEMODEF mode macro. Expand using
7388 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7389 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7390 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7391 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7394 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7395 Sebastian Pop <sebpop@gmail.com>
7397 * lambda.h (build_linear_expr): New.
7398 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7399 Use build_linear_expr, call fold and force_gimple_operand.
7400 (lambda_loopnest_to_gcc_loopnest): Check that there is
7401 something to insert.
7402 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7404 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7406 PR preprocessor/23479
7407 * doc/extend.texi: Document the 0b-prefixed binary integer
7410 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7412 PR tree-optimization/32215
7413 * tree-vectorizer.c (supportable_widening_operation): Return false
7414 for unsupported FIX_TRUNC_EXPR tree code.
7415 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7417 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7419 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7420 register on SPE targets. Change documentation to reflect
7422 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7423 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7424 out of the register allocation pool.
7425 (rs6000_reg_live_or_pic_offset_p): New function.
7426 (rs6000_emit_prologue): Move the actual saving of LR up to free
7427 r0 for holding r11. Split saving of SPE 64-bit registers into
7428 its own case. Ensure that offsets will always be in-range for
7429 'evstdd' by using r11 as a scratch register to point at the start
7430 of the SPE save area. Save r11 if necessary, as it is the static
7432 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7433 into its own case. Ensure that offsets will always be in-range
7434 for 'evldd' by using r11 as a scratch register to point at the
7435 start of the SPE save area. Also adjust r11 when restoring
7436 the stack pointer to compensate for pre-loading r11.
7438 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7440 * cfg.c (init_flow): Use type safe memory macros.
7441 (alloc_block): Likewise.
7442 (unchecked_make_edge): Likewise.
7443 (dump_flow_info): Avoid using C++ keywords as variable names.
7444 (copy_original_table_clear): Cast according to the coding conventions.
7445 (copy_original_table_set): Likewise.
7446 * cfgexpand (label_rtx_for_bb): Likewise.
7447 (expand_gimple_basic_block): Likewise.
7448 * cfghooks.c (dump_bb): Likewise.
7449 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7451 (lv_add_condition_to_bb): Likewise.
7452 * cfglayout (relink_block_chain): Cast according to the coding
7454 (fixup_reorder_chain): Likewise.
7455 (fixup_fallthru_exit_predecessor): Likewise.
7456 * cfgloop.c (glb_enum_p): Likewise.
7457 (get_exit_description): Likewise.
7458 (dump_recorded_exit): Likewise.
7459 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7460 (struct loop): ... from here.
7461 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7463 * cfgrtl.c (rtl_create_basic_block): Likewise.
7464 (rtl_split_block): Likewise.
7465 (rtl_dump_bb): Likewise.
7466 (cfg_layout_split_block): Likewise.
7467 (init_rtl_bb_info): Use typesafe memory macros.
7469 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7470 * graphds.h: Updated all usages of edge to graph_edge.
7471 * graphds.c: Likewise.
7472 * cfgloopanal.c: Likewise.
7474 2007-06-05 Ian Lance Taylor <iant@google.com>
7476 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7477 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7478 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7480 (test_for_singularity): Likewise.
7482 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7484 * config/i386/constraints.md ("Y2"): Replaced by ...
7486 * config/i386/i386.md: Likewise.
7487 * config/i386/mmx.md: Likewise.
7488 * config/i386/sse.md: Likewise.
7490 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7492 * config/i386/constraints.md ("z"): Replaced by ...
7494 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7495 (sse4_1_blendvps): Likewise.
7496 (sse4_1_pblendvb): Likewise.
7497 (sse4_2_pcmpestr): Likewise.
7498 (sse4_2_pcmpestrm): Likewise.
7499 (sse4_2_pcmpestr_cconly): Likewise.
7500 (sse4_2_pcmpistr): Likewise.
7501 (sse4_2_pcmpistrm): Likewise.
7502 (sse4_2_pcmpistr_cconly): Likewise.
7504 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7506 * matrix-reorg.c (transform_access_sites): Fix computation.
7507 (transform_allocation_sites): Same.
7509 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7511 * config/i386/i386.c (override_options): Use
7512 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7514 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7516 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7517 (nonimm_not_xmm0_operand): Ditto.
7518 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7519 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7520 as operand[2] predicate. Require "z" class XMM register for
7521 operand[3]. Adjust asm template.
7522 ("sse4_1_blendvpd"): Ditto.
7523 ("sse4_1_pblendvb"): Ditto.
7524 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7525 force op2 into xmm0 register for variable blend instructions.
7527 2007-06-04 Tom Tromey <tromey@redhat.com>
7529 * c-tree.h (start_enum): Update.
7530 (build_enumerator): Likewise.
7531 * c-decl.c (enum_next_value): Removed.
7532 (enum_overflow): Likewise.
7533 (start_enum): Add c_enum_contents argument. Don't use globals.
7534 (build_enumerator): Likewise.
7535 * c-tree.h (struct c_enum_contents): New struct.
7537 2007-06-04 Tom Tromey <tromey@redhat.com>
7539 * c-common.c (c_common_get_alias_set): Fix indentation.
7541 2007-06-04 Ian Lance Taylor <iant@google.com>
7543 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7544 to overflow, reduce overflow infinity to regular infinity.
7545 (vrp_var_may_overflow): New static function.
7546 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7548 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7550 * stor-layout.c (layout_type): Remove duplicate code.
7552 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7555 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7556 before build_common_builtin_nodes ().
7558 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7561 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7563 2007-06-04 Jan Hubicka <jh@suse.cz>
7565 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7566 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7567 instead of _stat version.
7569 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7571 PR tree-optimization/32194
7572 * tree-predcom.c (determine_offset): Check that both references have
7575 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7577 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7578 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7579 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7580 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7581 Add argument to iterate_fix_dominators call.
7582 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7583 * gcse.c (hoist_code): Change domby to vector.
7584 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7585 Add argument to iterate_fix_dominators call.
7586 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7587 recompute_dominator.
7588 * lambda-code.c (perfect_nestify): Ditto.
7589 * cfgloopanal.c: Include graphds.h.
7590 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7591 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7592 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7594 * graphds.c: New file.
7595 * graphds.h: New file.
7596 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7597 (get_dominated_by, get_dominated_by_region): Change return type to
7599 (verify_dominators): Recompute all dominators and compare the results.
7600 (recount_dominator): Renamed to ...
7601 (recompute_dominator): ... this. Do not check that the block is
7603 (iterate_fix_dominators): Reimplemented.
7604 (prune_bbs_to_update_dominators, root_of_dom_tree,
7605 determine_dominators_for_sons): New functions.
7606 * et-forest.c (et_root): New function.
7607 * et-forest.h (et_root): Declare.
7608 * Makefile.in (graphds.o): Add.
7609 (cfgloopanal.o): Add graphds.h dependency.
7610 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7611 * basic-block.h (get_dominated_by, get_dominated_by_region,
7612 iterate_fix_dominators): Declaration changed.
7613 (recount_dominator): Renamed to ...
7614 (recompute_dominator): ... this.
7615 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7616 (thread_through_all_blocks): Do not free dominance info.
7618 2007-06-03 Andreas Schwab <schwab@suse.de>
7620 * config/m68k/m68k.c (override_options): Don't override
7622 * config/m68k/m68k-modes.def (SF, DF): Define to use
7623 motorola_single_format and motorola_double_format, resp.
7624 * real.c (motorola_single_format): Renamed from
7625 coldfire_single_format.
7626 (motorola_double_format): Renamed from coldfire_double_format.
7627 (encode_ieee_extended): Generate a proper canonical NaN image
7628 respecting canonical_nan_lsbs_set.
7629 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7631 * real.h: Adjust declarations.
7633 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7636 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7637 the symbol is generated with the stack protector.
7639 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7641 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7642 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7644 * doc/extend.texi (interrupt): Mention m68k.
7646 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7648 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7649 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7650 (ix86_expand_sse_pcmpestr): Do not check operands for
7651 "register_operand", when insn operand predicate is "register_operand".
7652 (ix86_expand_sse_pcmpistr): Ditto.
7654 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7655 Uros Bizjak <ubizjak@gmail.com>
7657 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7658 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7659 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7660 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7661 * config/i386/constraints.md ("z"): New register constraint
7662 for members of SSE_FIRST_REG class.
7663 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7664 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7665 SSE_FIRST_REG class.
7666 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7667 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7668 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7669 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7670 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7671 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7672 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7673 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7674 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7675 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7676 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7677 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7678 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7679 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7680 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7681 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7682 (struct builtin_description): Change "flag" field to unsigned.
7683 (bdesc_pcmpestr): New builtin description table.
7684 (bdesc_pcmpistr): Likewise.
7685 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7686 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7687 Initialize pcmp[ei]str[im] insns for SSE4.2.
7688 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7689 (ix86_expand_sse_pcmpistr): Likewise.
7690 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7691 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7692 (UNSPEC_PCMPISTR): Likewise.
7693 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7694 (sse4_2_pcmpestri):New isns pattern.
7695 (sse4_2_pcmpestrm): Likewise.
7696 (sse4_2_pcmpestr_cconly): Likewise.
7697 (sse4_2_pcmpistr): New insn patern and splitter.
7698 (sse4_2_pcmpistri):New isns pattern.
7699 (sse4_2_pcmpistrm): Likewise.
7700 (sse4_2_pcmpistr_cconly): Likewise.
7701 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7704 2007-06-01 David Daney <ddaney@avtrex.com>
7706 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7707 LOADGP_ABSOLUTE and not binds_local_p.
7709 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7711 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7713 2007-06-01 Ian Lance Taylor <iant@google.com>
7715 * tree-vrp.c (compare_name_with_value): Always set
7716 used_strict_overflow if we get a result from the variable itself.
7718 2007-06-01 Ian Lance Taylor <iant@google.com>
7720 PR rtl-optimization/31455
7721 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7722 subregs which have a cast between modes which are not tieable.
7724 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7726 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7727 breaks after return statements.
7729 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7731 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7732 only after no_new_pseudos.
7734 2007-05-31 Eric Christopher <echristo@apple.com>
7736 * expr.c (convert_move): Assert that we don't have a BLKmode
7738 (store_expr): Handle BLKmode moves by calling emit_block_move.
7740 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7742 * c-typeck.c (build_indirect_ref): Include type in error message.
7743 (build_binary_op): Pass types to binary_op_error.
7744 * c-common.c (binary_op_error): Take two type arguments, print out
7746 * c-common.h (binary_op_error): Update prototype.
7748 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7750 * config/i386/i386.c: Correct coments on -mno-sse4.
7752 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7754 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7755 (x86_64-*-*): Likewise.
7756 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7757 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7758 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7759 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7760 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7761 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7762 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7763 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7764 (OPTION_MASK_ISA_SSE4): Likewise.
7765 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7766 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7767 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7768 (override_options): Support SSE4.2.
7769 (ix86_build_const_vector): Support SImode and DImode.
7770 (ix86_build_signbit_mask): Likewise.
7771 (ix86_expand_int_vcond): Support V2DImode.
7772 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7773 (IX86_BUILTIN_CRC32HI): Likewise.
7774 (IX86_BUILTIN_CRC32SI): Likewise.
7775 (IX86_BUILTIN_CRC32DI): Likewise.
7776 (IX86_BUILTIN_PCMPGTQ): Likewise.
7777 (bdesc_crc32): Likewise.
7778 (bdesc_sse_3arg): Likewise.
7779 (ix86_expand_crc32): Likewise.
7780 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7781 (ix86_expand_builtin): Likewise.
7782 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7783 __SSE4_2__ for -msse4.2.
7784 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7785 (CRC32MODE): Likewise.
7786 (crc32modesuffix): Likewise.
7787 (crc32modeconstraint): Likewise.
7788 (sse4_2_crc32<mode>): Likewise.
7789 (sse4_2_crc32di): Likewise.
7790 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7792 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7793 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7794 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7795 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7796 (vcondu<mode>): Likewise.
7797 * doc/extend.texi: Document SSE4.2 built-in functions.
7798 * doc/invoke.texi: Document -msse4.2/-msse4.
7800 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7802 PR tree-optimization/32160
7803 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7804 variable as gimple reg.
7805 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7807 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7809 * gcc.c (main): Don't consider linker options when issuing the
7810 warning about a linker input file not being used.
7812 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7814 * tree-vrp.c (compare_names): Initialize sop.
7816 2007-05-30 Dirk Mueller <dmueller@suse.de>
7818 * cgraphunit.c (cgraph_analyze_function): Remove
7819 computation of inline parameters.
7821 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7823 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7825 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7827 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7828 Add vx-common.h. Include vxworks.h between vx-common.h and
7830 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7832 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7833 (TARGET_ASM_DESTRUCTOR): Likewise.
7834 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7835 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7836 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7837 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7838 (VXWORKS_ENDIAN_SPEC): Define.
7839 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7840 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7841 VXWORKS_* equivalents.
7842 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7843 (ASM_FILE_START): Delete.
7844 (TARGET_VERSION): Reformat.
7845 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7846 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7847 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7848 (FPBIT, DPBIT): Define.
7849 (fp-bit.c, dp-bit.c): New rules.
7850 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7851 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7852 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7853 * config/arm/arm.h: Include vxworks-dummy.h.
7854 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7855 Mark with ATTRIBUTE_UNUSED.
7856 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7857 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7858 make it incompatible with -msingle-pic-base.
7859 (arm_function_ok_for_sibcall): Return false for calls that might
7860 go through a VxWorks PIC PLT entry.
7861 (require_pic_register): New function, split out from...
7862 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7864 (arm_load_pic_register): Handle the VxWorks RTP initialization
7865 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7866 (arm_emit_call_insn): New function.
7867 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7868 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7869 (pic_offset_arm): New pattern.
7870 (call, call_value): Use arm_emit_call_insn.
7871 (call_internal, call_value_internal): New expanders.
7872 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7873 VxWorks unless __PIC__.
7875 2007-05-30 Eric Christopher <echristo@gmail.com>
7877 * genrecog.c: Include regs.h in generated file.
7878 * genemit.c: Ditto. Fix up formatting.
7879 * config/mn10300/constraints.md: New.
7880 * config/mn10300/mn10300.md: Include.
7881 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7882 Fix up for removed macro.
7883 * config/mn10300/predicates.md (call_address_operand): Ditto.
7884 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7885 (CONST_OK_FOR_I): Ditto.
7886 (CONST_OK_FOR_J): Ditto.
7887 (CONST_OK_FOR_K): Ditto.
7888 (CONST_OK_FOR_L): Ditto.
7889 (CONST_OK_FOR_M): Ditto.
7890 (CONST_OK_FOR_N): Ditto.
7891 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7895 (EXTRA_CONSTRAINT): Ditto.
7897 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7899 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7901 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7902 OPTION_MASK_ISA_64BIT.
7903 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7905 2007-05-30 Richard Guenther <rguenther@suse.de>
7908 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7909 types for comparison.
7910 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7911 with original typed arguments.
7912 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7914 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7916 PR tree-optimization/31769
7917 * except.c (duplicate_eh_regions): Clear prev_try if
7918 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7920 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7922 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7923 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7924 bsi of the location where statements should be inserted.
7925 (sink_code_in_bb): Take bsi from statement_sink_location.
7926 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7927 instead of bsi_start.
7928 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7930 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7931 (bsi_move_before): Document inconsistency with bsi_move_after.
7932 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7934 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7936 * config/i386/i386.h (TARGET_ABM): New define.
7937 (TARGET_POPCNT): Ditto.
7938 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7939 New temporary defines to redefine from OPTION_ISA_* defines.
7940 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7941 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7942 (ix86_isa_flags): New extern int declaration.
7943 (TARGET_SUBTARGET_DEFAULT): New define.
7944 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7945 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7946 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7947 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7948 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7949 * config/i386/darwin.h: Change TARGET_64BIT define to
7952 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7953 using existing "ix86_isa_flags" varible.
7954 (m32, m64): Use existing "ix86_isa_flags" variable.
7955 (mmmx, m3dnow): Ditto.
7956 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7957 (mabm): Define as non-negative option using "x86_abm" variable.
7958 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7960 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7961 Rewrite feature test bitmap.
7962 (ix86_isa_flags): New initialized global int varible.
7963 (ix86_isa_flags_explicit): New static int variable.
7964 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7965 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7966 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7967 target_flags_explicit.
7968 (override_options): Remove "target_enable" and "target_disable" fields
7969 from "struct ptt". Update processor_target_table accordingly. Remove
7970 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7971 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7972 "target_flags" and "ix86_isa_flags_explicit" instead of
7973 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7974 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7975 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7976 to true when either of PTA_POPCNT or PTA_ABM is set in
7977 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
7978 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
7979 processor_alias_table flags entry. Remove handling of
7980 "target_enable" and "target_disable" fields of processor_target_table.
7981 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
7982 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
7983 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
7984 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
7985 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
7987 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
7989 2007-05-29 David Daney <ddaney@avtrex.com>
7992 * config/mips/mips.c (mips_output_mi_thunk): Emit
7993 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
7995 2007-05-29 Hui-May Chang <hm.chang@apple.com>
7996 * config/i386/i386.c (ix86_function_regparm): Added checking of
7997 ix86_force_align_arg_pointer to determine the number of
7998 register parameters.
8000 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8002 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8003 (SET_DR_MISALIGNMENT): New.
8004 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8005 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8006 Use SET_DR_MISALIGNMENT.
8007 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8009 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8010 find_loop_nest): Export.
8011 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8012 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8013 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8014 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8016 (struct mem_ref): Add field reuse_distance.
8017 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8018 Initialize reuse_distance field.
8019 (issue_prefetch_ref): Select temporality of prefetch according to
8021 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8022 self_reuse_distance, determine_loop_nest_reuse): New functions.
8023 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8024 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8025 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8028 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8030 * tree-ssa-alias.c: Add aliasing overview.
8032 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8033 Danny Smith <dannysmith@users.sourceforge.net>
8036 * config/i386/t-crtfm: Compile crtfastmath.o with
8037 -minline-all-stringops.
8038 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8039 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8041 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8043 * doc/md.texi: Document constraints on HP PA-RISC.
8045 * pa/constraints.md: New file.
8046 * pa.md: Include constraints.md.
8047 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8048 (integer_store_memory_operand, ldil_cint_p): New functions.
8049 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8050 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8051 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8052 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8053 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8055 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8058 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8059 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8060 case POSTDECREMENT_EXPR>): Return the error_mark_node
8061 if either the real or imaginary parts would an
8064 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8066 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8067 name when we remove it from a call.
8069 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8071 * targhooks.c (default_narrow_bitfield): Remove.
8072 * targhooks.h: Remove the prototype for
8073 default_narrow_bitfield.
8075 * langhooks-def.h: Remove the prototype for
8076 hook_get_alias_set_0.
8077 * langhooks.c (hook_get_alias_set_0): Remove.
8079 * global.c (EXECUTE_IF_CONFLICT): Remove.
8081 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8084 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8085 return true when truth_value_p is true and the type
8088 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8090 * doc/install.texi (Prerequisites): We no longer require Autoconf
8091 2.13 for the top-level.
8093 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8095 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8096 memory access via x86_expand_vector_move_misalign() only for
8097 TImode values on 32-bit targets.
8099 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8101 * matrix-reorg.c: New file. Implement matrix flattening and
8102 transposing optimization.
8103 * tree-pass.h: Add matrix reorg pass.
8104 * common.opt: Add fipa-mreorg flag.
8105 * Makefile.in: Add matrix-reorg.c.
8106 * passes.c: Add matrix reorg pass.
8107 * varpool.c (add_new_static_var): New function.
8108 * cgraph.h (add_new_static_var): Declare.
8110 2007-05-27 Eric Christopher <echristo@apple.com>
8112 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8113 sp_offset depending on stack size. Save r12 depending
8114 on registers we're saving later.
8115 (rs6000_emit_epilogue): Update sp_offset depending only
8118 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8120 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8121 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8122 * ifcvt.c (if_convert): Ditto.
8123 * tree-ssa-threadupdate.c (thread_block): Ditto.
8124 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8125 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8126 verify_loop_closed_ssa): Check number_of_loops instead of
8128 * predict.c (tree_estimate_probability): Ditto.
8129 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8130 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8131 * modulo-sched.c (sms_schedule): Ditto.
8132 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8133 (scev_finalize): Do not do anything if scev analysis was not
8135 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8136 current_loops == NULL.
8137 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8138 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8140 (loop_optimizer_finalize): Assert that loops were analyzed.
8141 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8142 rtl_doloop): Check number_of_loops instead of current_loops.
8143 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8144 current_loops == NULL.
8145 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8146 gate_tree_vectorize tree_linear_transform, check_data_deps,
8147 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8148 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8149 Check number_of_loops instead of current_loops.
8150 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8151 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8152 free loops if available.
8153 (execute_pre): Do not pass do_fre to fini_pre.
8155 2007-05-27 Tobias Burnus <burnus@net-b.de>
8158 * real.c (mpfr_from_real): Fix sign of -Inf.
8160 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8162 * tree-vect-transform.c (vectorizable_conversion): Initialize
8163 tree_code variables to ERROR_MARK.
8164 (vectorizable_type_demotion): Likewise.
8165 (vectorizable_type_promotion): Likewise.
8167 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8170 * config/i386/i386.md (movti): Handle push operands via
8173 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8175 * basic-block.h: Remove the prototype for merge_seq_blocks.
8176 * cfgcleanup.c (merge_seq_blocks): Remove.
8178 * tree-flow.h: Remove the prototype for is_aliased_with.
8179 * tree-ssa-alias.c (is_aliased_with): Remove.
8181 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8185 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8187 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8188 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8189 (vec_unpacks_hi_v16qi): Likewise.
8190 (vec_unpacku_lo_v16qi): Likewise.
8191 (vec_unpacks_lo_v16qi): Likewise.
8192 (vec_unpacku_hi_v8hi): Likewise.
8193 (vec_unpacks_hi_v8hi): Likewise.
8194 (vec_unpacku_lo_v8hi): Likewise.
8195 (vec_unpacks_lo_v8hi): Likewise.
8196 (vec_unpacku_hi_v4si): Likewise.
8197 (vec_unpacks_hi_v4si): Likewise.
8198 (vec_unpacku_lo_v4si): Likewise.
8199 (vec_unpacks_lo_v4si): Likewise.
8201 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8203 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8204 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8205 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8206 follow spelling conventions in various
8207 warning/error/diagnostic messages.
8209 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8210 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8211 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8212 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8213 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8214 * doc/tm.texi: Follow spelling conventions.
8216 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8219 * tree-ssa-forwprop.c
8220 (forward_propagate_addr_into_variable_array_index): Remove
8221 the lhs argument. Use the type of def_rhs instead of lhs.
8222 (forward_propagate_addr_expr_1): Update use of
8223 forward_propagate_addr_into_variable_array_index.
8225 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8226 Nigel Stephens <nigel@mips.com>
8228 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8229 function attributes, "far" being an alias for "long_call".
8230 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8231 (mips_near_type_p, mips_far_type_p): New.
8232 (mips_comp_type_attributes): New function to check that attributes
8233 attached to a function type are compatible.
8234 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8235 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8236 to the target function of the thunk.
8237 (mips_encode_section_info): Check for "near" and "far" function
8238 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8240 * config/mips/predicates.md (const_call_insn_operand): Test only
8241 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8243 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8246 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8247 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8248 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8249 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8251 2007-05-25 Eric Christopher <echristo@apple.com>
8253 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8254 to x86-darwin configurations.
8255 * config/i386/t-darwin: Add softfp support.
8256 * config/i386/t-darwin64: Ditto.
8257 * config/i386/sfp-machine.h: If mach then don't use
8258 aliasing, emit a stub to call.
8260 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8262 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8263 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8264 tree-predcom.c, tree-ssa-alias-warnings.c,
8265 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8266 comment typos. Follow spelling conventions.
8267 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8269 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8272 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8273 constants into memory. Expand unaligned memory references for
8274 SSE modes via x86_expand_vector_move_misalign() function.
8276 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8278 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8279 "memory" attribute for "sseishft" type insn without operands[2].
8281 2007-05-25 Dirk Mueller <dmueller@suse.de>
8282 Marcus Meissner <meissner@suse.de>
8284 * doc/extend.texi (alloc_size): New attribute.
8285 * c-common.c (handle_alloc_size_attribute): New.
8286 * tree-object-size.c (alloc_object_size): Use alloc_size
8287 attribute, if available.
8289 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8291 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8293 (__builtin_ia32_vec_ext_v2di): Likewise.
8294 (__builtin_ia32_vec_ext_v4si): Likewise.
8295 (__builtin_ia32_vec_ext_v8hi): Likewise.
8296 (__builtin_ia32_vec_ext_v16qi): Likewise.
8297 (__builtin_ia32_vec_set_v8hi): Likewise.
8299 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8301 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8303 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8305 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8306 (arm_is_longcall_p): Rename to...
8307 (arm_is_long_call_p): ...this. Take a single tree argument and
8309 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8310 (CUMULATIVE_ARGS): Remove call_cookie.
8311 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8312 (ENCODED_LONG_CALL_ATTR_P): Delete.
8313 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8314 LONG_CALL_FLAG_CHAR cases.
8315 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8316 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8317 ARM_DECLARE_FUNCTION_SIZE.
8318 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8319 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8320 (arm_encode_call_attribute, current_file_function_operand): Delete.
8321 (arm_function_in_section_p): New function.
8322 (arm_is_longcall_p): Rename to...
8323 (arm_is_long_call_p): ...this. Take the target function as a single
8324 argument and return a bool. Do not rely on call cookies. Check
8325 whether the target symbol is in the same section as the current
8326 function, not just the same compilation unit.
8327 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8328 (arm_encode_section_info): Don't encode a call type.
8329 * config/arm/arm.md (call, call_value): Update calls to
8330 arm_is_long(_)call_p. Simplify logic.
8331 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8332 Update calls to arm_is_long(_)call_p.
8334 2007-05-25 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/31982
8337 * tree-ssa-forwprop.c
8338 (forward_propagate_addr_into_variable_array_index): Handle arrays
8339 with element size one.
8341 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8343 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8344 (umulsi3_highpart): Likewise.
8346 2007-05-24 Ian Lance Taylor <iant@google.com>
8348 PR rtl-optimization/32069
8349 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8352 2007-05-24 Ollie Wild <aaw@google.com>
8354 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8357 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8359 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8360 (oprs_unchanged_p): Use it to check all registers in a REG.
8361 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8362 (reg_set_between_after_reload_p): Delete.
8363 (reg_used_between_after_reload_p): Likewise.
8364 (reg_set_or_used_since_bb_start): Likewise.
8365 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8366 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8367 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8368 * rtlanal.c (reg_set_p): Check whether REG overlaps
8369 regs_invalidated_by_call, rather than just checking the
8370 membership of REGNO (REG).
8372 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8374 * doc/passes.texi: Document predictive commoning.
8375 * doc/invoke.texi (-fpredictive-commoning): Document.
8376 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8377 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8378 adding indices to the generated name.
8379 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8380 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8381 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8382 (op_symbol_code): ... and exported.
8383 (dump_omp_clause, op_symbol): Use op_symbol_code
8384 instead of op_symbol_1.
8385 * tree-pass.h (pass_predcom): Declare.
8386 * timevar.def (TV_PREDCOM): New timevar.
8387 * tree-ssa-loop.c (run_tree_predictive_commoning,
8388 gate_tree_predictive_commoning, pass_predcom): New.
8389 * tree-data-ref.c (find_data_references_in_loop): Find the
8390 references in dominance order.
8391 (canonicalize_base_object_address): Ensure that the result has
8393 (dr_analyze_innermost): Export.
8394 (create_data_ref): Code to fail for references with invariant
8396 (find_data_references_in_stmt): ... here.
8397 * tree-data-ref.h (dr_analyze_innermost): Declare.
8398 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8399 (aff_combination_find_elt, name_expansion_hash,
8400 name_expansion_eq, tree_to_aff_combination_expand,
8401 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8403 * tree-affine.h (aff_combination_constant_multiple_p,
8404 tree_to_aff_combination_expand): Declare.
8405 * tree-predcom.c: New file.
8406 * common.opt (fpredictive-commoning): New option.
8407 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8408 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8409 * Makefile.in (tree-predcom.o): Add.
8410 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8411 * passes.c (init_optimization_passes): Add dceloop after
8412 copy propagation in loop optimizer. Add predictive commoning
8413 to loop optimizer passes.
8415 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8417 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8420 2007-05-24 Jan Hubicka <jh@suse.cz>
8422 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8424 (genheader): Include statistics.h.
8426 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8428 * print-rtl.c (flag_dump_unnumbered): Update comments.
8429 (print_rtl): Fix my previous change.
8430 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8433 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8436 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8438 (thread_through_all_blocks): Call initialize_original_copy_tables
8439 and free_original_copy_tables.
8440 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8442 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8443 * cfghooks.c (duplicate_block): Use get_loop_copy.
8444 * cfg.c: Include cfgloop.h.
8445 (loop_copy): New hash table.
8446 (initialize_original_copy_tables): Initialize loop_copy table.
8447 (free_original_copy_tables): Free loop_copy table.
8448 (copy_original_table_clear, copy_original_table_set,
8449 set_loop_copy, get_loop_copy): New functions.
8450 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8451 * cfgloop.h (struct loop): Remove copy field.
8452 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8453 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8455 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8457 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8458 -msse/-msse2/-msse3.
8460 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8462 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8463 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8465 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8468 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8469 * targhooks.h (default_mangle_decl_assembler_name): Declare
8471 * targhooks.c (default_mangle_decl_assembler_name): Define
8473 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8475 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8476 * langhooks.c (lhd_set_decl_assembler_name): Call
8477 targetm.mangle_decl_assembler_name for names with global scope.
8479 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8481 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8482 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8484 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8485 New. Factored out of i386_pe_encode_section_info.
8486 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8487 Move check for prior decoration of stdcall
8488 symbols to i386_pe_encode_section_info.
8489 (i386_pe_encode_section_info): Adjust call to
8490 gen_stdcall_or_fastcall_suffix. Use
8491 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8492 (i386_pe_mangle_decl_assembler_name): New. Wrap
8493 i386_pe_maybe_mangle_decl_assembler_name.
8495 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8497 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8498 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8499 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8500 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8501 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8504 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8505 Nigel Stephens <nigel@mips.com>
8506 Richard Sandiford <richard@codesourcery.com>
8508 Fix up MIPS16 hard float and add support for complex.
8510 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8511 (TARGET_SOFT_FLOAT_ABI): New.
8512 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8513 __mips_soft_float to reflect the ABI in use, not whether the
8514 FPU is directly accessible (e.g., in MIPS16 mode).
8515 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8516 (UNITS_PER_FPVALUE): Likewise.
8518 * config/mips/mips.c (mips_expand_call): Remove redundant
8519 TARGET_MIPS16 check.
8520 (mips_arg_regno): New.
8521 (function_arg_advance): When setting bits in cum->fp_code for
8522 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8524 (function_arg): Use mips_arg_regno.
8525 (mips_return_mode_in_fpr_p): New.
8526 (mips16_call_stub_mode_suffix): New.
8527 (mips16_cfun_returns_in_fpr_p): New.
8528 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8529 (mips_output_function_prologue): Test mips16_hard_float, not
8530 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8531 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8532 return value into a floating-point register.
8533 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8534 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8535 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8536 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8537 word of double arguments from or to the high bits of 64-bit
8538 floating point registers.
8539 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8540 (mips16_fpret_double): New helper function.
8541 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8542 support for complex modes. Fill in DECL_RESULT for stubdecl.
8543 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8545 * config/mips/mips16.S
8546 (RET, ARG1, ARG2): New.
8547 (MERGE_GPRf, MERGE_GPRt): New.
8548 (DELAYt, DELAYf): New.
8549 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8550 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8551 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8552 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8553 (SFOP): Renamed to...
8554 (OPSF3): This, and macro-ified. Updated all uses.
8555 (SFOP2): Renamed to...
8556 (OPSF2): This, and macro-ified. Updated all uses.
8557 (SFCMP): Renamed to...
8558 (CMPSF): This, and macro-ified. Updated all uses.
8559 (SFREVCMP): Renamed to...
8560 (REVCMPSF): This, and macro-ified. Updated all uses.
8561 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8562 (LDDBL1, LDDBL2, RETDBL): Deleted.
8563 (DFOP): Renamed to...
8564 (OPDF3): This, and macro-ified. Updated all uses.
8565 (DFOP2): Renamed to...
8566 (OPDF2): This, and macro-ified. Updated all uses.
8567 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8568 (DFCMP): Renamed to...
8569 (CMPDF): This, and macro-ified. Updated all uses.
8570 (DFREVCMP): Renamed to...
8571 (REVCMPDF): This, and macro-ified. Updated all uses.
8572 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8573 (RET_FUNCTION): New.
8574 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8575 (__mips16_ret_sc, __mips16_ret_dc): New.
8576 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8577 STUB_ARGS_6, STUB_ARGS_10): New.
8578 (CALL_STUB_NO_RET): New.
8579 (__mips16_call_stub_1): Macro-ified.
8580 (__mips16_call_stub_5): Macro-ified.
8581 (__mips16_call_stub_2): Macro-ified.
8582 (__mips16_call_stub_6): Macro-ified.
8583 (__mips16_call_stub_9): Macro-ified.
8584 (__mips16_call_stub_10): Macro-ified.
8585 (CALL_STUB_RET): New.
8586 (__mips16_call_stub_sf_0): Macro-ified.
8587 (__mips16_call_stub_sf_1): Macro-ified.
8588 (__mips16_call_stub_sf_5): Macro-ified.
8589 (__mips16_call_stub_sf_2): Macro-ified.
8590 (__mips16_call_stub_sf_6): Macro-ified.
8591 (__mips16_call_stub_sf_9): Macro-ified.
8592 (__mips16_call_stub_sf_10): Macro-ified.
8593 (__mips16_call_stub_df_0): Macro-ified.
8594 (__mips16_call_stub_df_1): Macro-ified.
8595 (__mips16_call_stub_df_5): Macro-ified.
8596 (__mips16_call_stub_df_2): Macro-ified.
8597 (__mips16_call_stub_df_6): Macro-ified.
8598 (__mips16_call_stub_df_9): Macro-ified.
8599 (__mips16_call_stub_df_10): Macro-ified.
8600 (__mips16_call_stub_sc_0): New.
8601 (__mips16_call_stub_sc_1): New.
8602 (__mips16_call_stub_sc_5): New.
8603 (__mips16_call_stub_sc_2): New.
8604 (__mips16_call_stub_sc_6): New.
8605 (__mips16_call_stub_sc_9): New.
8606 (__mips16_call_stub_sc_10): New.
8607 (__mips16_call_stub_dc_0): New.
8608 (__mips16_call_stub_dc_1): New.
8609 (__mips16_call_stub_dc_5): New.
8610 (__mips16_call_stub_dc_2): New.
8611 (__mips16_call_stub_dc_6): New.
8612 (__mips16_call_stub_dc_9): New.
8613 (__mips16_call_stub_dc_10): New.
8615 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8616 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8617 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8619 2007-05-23 Ian Lance Taylor <iant@google.com>
8621 * doc/invoke.texi (Invoking GCC): Document that the order of the
8624 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8627 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8628 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8629 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8633 * config/score/score.c (score_print_operand): Make sure that only
8634 lower bits are used.
8636 2007-05-22 Ian Lance Taylor <iant@google.com>
8638 * tree-vrp.c (avoid_overflow_infinity): New static function,
8639 broken out of set_value_range_to_value.
8640 (set_value_range_to_value): Call avoid_overflow_infinity.
8641 (extract_range_from_assert): Likewise.
8643 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8646 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8647 change the type before looking for a COMPOUND_EXPR.
8649 2007-05-22 Ian Lance Taylor <iant@google.com>
8651 * lower-subreg.c (decompose_multiword_subregs): If we change an
8652 insn, call remove_retval_note on it.
8654 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8656 * regs.h (end_hard_regno): New function.
8657 (END_HARD_REGNO, END_REGNO): New macros.
8658 (add_to_hard_reg_set): New function.
8659 (remove_from_hard_reg_set): Likewise.
8660 (in_hard_reg_set_p): Likewise.
8661 (overlaps_hard_reg_set_p): Likewise.
8662 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8663 (note_btr_set): Use END_HARD_REGNO.
8664 * caller-save.c (setup_save_areas): Use end_hard_regno.
8665 (mark_set_regs): Use END_HARD_REGNO.
8666 (add_stored_regs): Use end_hard_regno.
8667 (mark_referenced_regs): Use add_to_hard_reg_set.
8668 * combine.c (update_table_tick): Use END_REGNO.
8669 (record_value_for_reg): Likewise.
8670 (record_dead_and_set_regs): Likewise.
8671 (get_last_value_validate): Likewise.
8672 (use_crosses_set_p): Likewise.
8673 (reg_dead_at_p_1): Likewise.
8674 (reg_dead_at_p): Likewise.
8675 (mark_used_regs_combine): Use add_to_hard_reg_set.
8676 (move_deaths): Use END_HARD_REGNO.
8677 (reg_bitfield_target_p): Use end_hard_regno.
8678 (distribute_notes): Use END_HARD_REGNO.
8679 * cse.c (mention_regs): Use END_REGNO.
8680 (insert): Use add_to_hard_reg_set.
8681 (invalidate): Use END_HARD_REGNO.
8682 (invalidate_for_call): Likewise.
8683 (exp_equiv_p): Use END_REGNO.
8684 (cse_insn): Likewise.
8685 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8686 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8687 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8688 * function.c (keep_stack_depressed): Use end_hard_regno.
8689 * global.c (global_alloc): Use end_hard_regno.
8690 (global_conflicts): Use add_to_hard_reg_set instead of
8692 (find_reg): Likewise.
8693 (mark_reg_store): Likewise.
8694 (mark_reg_conflicts): Likewise.
8695 (mark_reg_death): Use remove_from_hard_reg_set.
8696 (mark_reg_live_nc): Delete.
8697 (set_preference): Use end_hard_regno.
8698 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8699 remove_from_hard_reg_set.
8700 (post_mark_life): Use add_to_hard_reg_set.
8701 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8702 (reg_becomes_live): Use add_to_hard_reg_set.
8703 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8704 (peep2_find_free_register): Use add_to_hard_reg_set.
8705 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8706 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8707 * regrename.c (note_sets): Use add_to_hard_reg_set.
8708 (clear_dead_regs): Use remove_from_hard_reg_set.
8709 (regrename_optimize): Use add_to_hard_reg_set.
8710 (find_oldest_value_reg): Use in_hard_reg_set_p.
8711 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8712 (hard_reg_set_here_p): Use end_hard_regno.
8713 (decompose): Likewise.
8714 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8715 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8716 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8717 (mark_home_live): Use end_hard_regno.
8718 (spill_hard_reg): Likewise.
8719 (clear_reload_reg_in_use): Likewise.
8720 * reorg.c (delete_prior_computation): Use END_REGNO.
8721 * resource.c (update_live_status): Use END_HARD_REGNO.
8722 (mark_referenced_resources): Use add_to_hard_reg_set.
8723 (mark_set_resources): Likewise.
8724 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8725 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8726 (reg_overlap_mentioned_p): Likewise.
8727 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8728 (covers_regno_no_parallel_p): Use END_REGNO.
8729 (find_regno_note): Likewise.
8730 (find_reg_fusage): Use END_HARD_REGNO.
8731 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8732 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8734 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8736 * mode-switching.c (reg_dies): Change type of second argument to
8738 (optimize_mode_switching): Update accordingly.
8740 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8742 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8744 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8745 (hard_reg_set_empty_p): ...these new functions.
8746 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8747 GO_IF_HARD_REG_SUBSET.
8748 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8749 instead of GO_IF_HARD_REG_EQUAL.
8750 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8751 instead of GO_IF_HARD_REG_EQUAL.
8752 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8753 GO_IF_HARD_REG_SUBSET.
8754 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8755 GO_IF_HARD_REG_EQUAL.
8756 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8757 of GO_IF_HARD_REG_SUBSET.
8758 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8759 instead of GO_IF_HARD_REG_EQUAL.
8760 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8761 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8762 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8763 of GO_IF_HARD_REG_SUBSET,
8764 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8765 GO_IF_HARD_REG_SUBSET.
8766 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8767 instead of GO_IF_HARD_REG_EQUAL.
8768 * config/sh/sh.c (push_regs, calc_live_regs): Use
8769 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8770 (hard_regs_intersect_p): Delete.
8772 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8774 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8776 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8777 Richard Henderson <rth@redhat.com>
8779 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8781 (x86_64-*-*): Likewise.
8783 * i386/i386-modes.def (V2QI): New.
8785 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8787 (override_options): Support SSE4.1.
8788 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8789 (IX86_BUILTIN_BLENDPS): Likewise.
8790 (IX86_BUILTIN_BLENDVPD): Likewise.
8791 (IX86_BUILTIN_BLENDVPS): Likewise.
8792 (IX86_BUILTIN_PBLENDVB128): Likewise.
8793 (IX86_BUILTIN_PBLENDW128): Likewise.
8794 (IX86_BUILTIN_DPPD): Likewise.
8795 (IX86_BUILTIN_DPPS): Likewise.
8796 (IX86_BUILTIN_INSERTPS128): Likewise.
8797 (IX86_BUILTIN_MOVNTDQA): Likewise.
8798 (IX86_BUILTIN_MPSADBW128): Likewise.
8799 (IX86_BUILTIN_PACKUSDW128): Likewise.
8800 (IX86_BUILTIN_PCMPEQQ): Likewise.
8801 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8802 (IX86_BUILTIN_PMAXSB128): Likewise.
8803 (IX86_BUILTIN_PMAXSD128): Likewise.
8804 (IX86_BUILTIN_PMAXUD128): Likewise.
8805 (IX86_BUILTIN_PMAXUW128): Likewise.
8806 (IX86_BUILTIN_PMINSB128): Likewise.
8807 (IX86_BUILTIN_PMINSD128): Likewise.
8808 (IX86_BUILTIN_PMINUD128): Likewise.
8809 (IX86_BUILTIN_PMINUW128): Likewise.
8810 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8811 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8812 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8813 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8814 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8815 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8816 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8817 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8818 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8819 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8820 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8821 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8822 (IX86_BUILTIN_PMULDQ128): Likewise.
8823 (IX86_BUILTIN_PMULLD128): Likewise.
8824 (IX86_BUILTIN_ROUNDPD): Likewise.
8825 (IX86_BUILTIN_ROUNDPS): Likewise.
8826 (IX86_BUILTIN_ROUNDSD): Likewise.
8827 (IX86_BUILTIN_ROUNDSS): Likewise.
8828 (IX86_BUILTIN_PTESTZ): Likewise.
8829 (IX86_BUILTIN_PTESTC): Likewise.
8830 (IX86_BUILTIN_PTESTNZC): Likewise.
8831 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8832 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8833 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8834 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8835 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8837 (bdesc_sse_3arg): Likewise.
8838 (bdesc_2arg): Likewise.
8839 (bdesc_1arg): Likewise.
8840 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8842 (ix86_expand_sse_4_operands_builtin): New.
8843 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8844 smaller than 8 bits as the 2nd arg.
8845 (ix86_expand_sse_ptest): New.
8846 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8847 (ix86_expand_vector_set): Support SSE4.1.
8848 (ix86_expand_vector_extract): Likewise.
8850 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8851 __SSE4_1__ for -msse4.1.
8853 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8854 (UNSPEC_INSERTPS): Likewise.
8855 (UNSPEC_DP): Likewise.
8856 (UNSPEC_MOVNTDQA): Likewise.
8857 (UNSPEC_MPSADBW): Likewise.
8858 (UNSPEC_PHMINPOSUW): Likewise.
8859 (UNSPEC_PTEST): Likewise.
8860 (UNSPEC_ROUNDP): Likewise.
8861 (UNSPEC_ROUNDS): Likewise.
8863 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8865 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8866 (const_pow2_1_to_32768_operand): Likewise.
8868 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8871 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8873 (sse4_1_insertps): Likewise.
8874 (*sse4_1_extractps): Likewise.
8875 (sse4_1_ptest): Likewise.
8876 (sse4_1_mulv2siv2di3): Likewise.
8877 (*sse4_1_mulv4si3): Likewise.
8878 (*sse4_1_smax<mode>3): Likewise.
8879 (*sse4_1_umax<mode>3): Likewise.
8880 (*sse4_1_smin<mode>3): Likewise.
8881 (*sse4_1_umin<mode>3): Likewise.
8882 (sse4_1_eqv2di3): Likewise.
8883 (*sse4_1_pinsrb): Likewise.
8884 (*sse4_1_pinsrd): Likewise.
8885 (*sse4_1_pinsrq): Likewise.
8886 (*sse4_1_pextrb): Likewise.
8887 (*sse4_1_pextrb_memory): Likewise.
8888 (*sse4_1_pextrw_memory): Likewise.
8889 (*sse4_1_pextrq): Likewise.
8890 (sse4_1_blendpd): Likewise.
8891 (sse4_1_blendps): Likewise.
8892 (sse4_1_blendvpd): Likewise.
8893 (sse4_1_blendvps): Likewise.
8894 (sse4_1_dppd): Likewise.
8895 (sse4_1_dpps): Likewise.
8896 (sse4_1_movntdqa): Likewise.
8897 (sse4_1_mpsadbw): Likewise.
8898 (sse4_1_packusdw): Likewise.
8899 (sse4_1_pblendvb): Likewise.
8900 (sse4_1_pblendw): Likewise.
8901 (sse4_1_phminposuw): Likewise.
8902 (sse4_1_extendv8qiv8hi2): Likewise.
8903 (*sse4_1_extendv8qiv8hi2): Likewise.
8904 (sse4_1_extendv4qiv4si2): Likewise.
8905 (*sse4_1_extendv4qiv4si2): Likewise.
8906 (sse4_1_extendv2qiv2di2): Likewise.
8907 (*sse4_1_extendv2qiv2di2): Likewise.
8908 (sse4_1_extendv4hiv4si2): Likewise.
8909 (*sse4_1_extendv4hiv4si2): Likewise.
8910 (sse4_1_extendv2hiv2di2): Likewise.
8911 (*sse4_1_extendv2hiv2di2): Likewise.
8912 (sse4_1_extendv2siv2di2): Likewise.
8913 (*sse4_1_extendv2siv2di2): Likewise.
8914 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8915 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8916 (sse4_1_zero_extendv4qiv4si2): Likewise.
8917 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8918 (sse4_1_zero_extendv2qiv2di2): Likewise.
8919 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8920 (sse4_1_zero_extendv4hiv4si2): Likewise.
8921 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8922 (sse4_1_zero_extendv2hiv2di2): Likewise.
8923 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8924 (sse4_1_zero_extendv2siv2di2): Likewise.
8925 (*sse4_1_zero_extendv2siv2di2): Likewise.
8926 (sse4_1_roundpd): Likewise.
8927 (sse4_1_roundps): Likewise.
8928 (sse4_1_roundsd): Likewise.
8929 (sse4_1_roundss): Likewise.
8930 (mulv4si3): Don't expand for SSE4.1.
8931 (smax<mode>3): Likewise.
8932 (umaxv4si3): Likewise.
8933 (uminv16qi3): Likewise.
8934 (umin<mode>3): Likewise.
8935 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8937 * doc/extend.texi: Document SSE4.1 built-in functions.
8939 * doc/invoke.texi: Document -msse4.1.
8941 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8943 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8944 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8945 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8946 (ASM_SPEC): Add asm_pcrel_spec.
8947 (EXTRA_SPECS): Add asm_pcrel_spec.
8949 2007-05-21 David Daney <ddaney@avtrex.com>
8951 * doc/install.texi (Building a cross compiler): Add requirements
8952 for Java cross compiler.
8954 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8957 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8958 Add loopno argument. Use evolution_function_is_invariant_rec_p
8959 instead of evolution_function_is_constant_p.
8960 Update calls to evolution_function_is_affine_multivariate_p.
8961 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8962 Add loopno argument.
8963 * tree-scalar-evolution.c (gather_chrec_stats): Call
8964 evolution_function_is_affine_multivariate_p with a loop
8966 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8967 (analyze_overlapping_iterations): Likewise.
8968 (access_functions_are_affine_or_constant_p): Likewise.
8969 (build_classic_dist_vector_1): If the access functions
8970 are equal, don't do anything.
8972 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8973 Paolo Carlini <pcarlini@suse.de>
8974 Uros Bizjak <ubizjak@gmail.com>
8976 * c-cppbuiltin.c (c_cpp_builtins): Define
8977 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
8978 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
8979 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
8980 * doc/cpp.texi ([Standard Predefined Macros]): Document.
8982 2007-05-21 Mike Stump <mrs@apple.com>
8984 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
8986 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
8988 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
8990 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
8991 implementation if __OPTIMIZE__ is not defined.
8992 (_mm_alignr_pi8): Ditto.
8993 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
8994 (_mm_inserti_si64): Ditto.
8995 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
8996 (_mm_slli_epi16): Ditto.
8997 (_mm_slli_epi32): Ditto.
8998 (_mm_slli_epi64): Ditto.
8999 (_mm_srai_epi16): Ditto.
9000 (_mm_srai_epi32): Ditto.
9001 (_mm_srli_si128): Ditto.
9002 (_mm_slli_si128): Ditto.
9003 (_mm_srli_epi16): Ditto.
9004 (_mm_srli_epi32): Ditto.
9005 (_mm_srli_epi64): Ditto.
9006 (_mm_extract_epi16): Ditto.
9007 (_mm_insert_epi16): Ditto.
9008 (_mm_shufflehi_epi16): Ditto.
9009 (_mm_shufflelo_epi16): Ditto.
9010 (_mm_shuffle_epi32): Ditto.
9011 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9013 (_mm_insert_pi16): Ditto.
9015 (_mm_shuffle_pi16): Ditto.
9017 (_mm_shufle_ps): Ditto.
9018 (_mm_prefetch): Ditto.
9020 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9022 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9023 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9024 * real.c (encode_i370_single, decode_i370_single,
9025 encode_i370_double, decode_i370_double): Functions removed.
9026 (i370_single_format, i370_double_format): Initializations removed.
9027 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9028 Consider the log2_b field to always be one.
9029 (ieee_single_format, mips_single_format, coldfire_single_format,
9030 ieee_double_format, mips_double_format, coldfire_double_format,
9031 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9032 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9033 ibm_extended_format, mips_extended_format, ieee_quad_format,
9034 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9035 decimal_single_format, decimal_double_format, decimal_quad_format,
9036 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9037 initialization of log2_b.
9038 * real.h (i370_single_format, i370_double_format): Declarations
9040 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9041 field to always be one.
9043 2007-05-21 Andreas Schwab <schwab@suse.de>
9045 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9046 NOTE_INSN_BASIC_BLOCK_P.
9047 (process_for_unwind_directive): Likewise.
9049 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9051 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9052 * function.h (struct function): Move va_list_gpr_size,
9053 va_list_fpr_size, function_frequency to front of bitfields. Add
9055 (current_function_calls_unwind_init): New.
9056 * except.c (expand_builtin_unwind_init): Set
9057 current_function_calls_unwind_init not
9058 current_function_has_nonlocal_label.
9059 * reload1.c (has_nonexceptional_receiver): New.
9060 (reload): Use it and current_function_calls_unwind_init to
9061 determine whether call-saved regs must be saved.
9063 2007-05-20 Jan Hubicka <jh@suse.cz>
9065 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9066 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9067 * ddg.c (create_ddg): LIkewise.
9068 * final.c (final): Remove hunk moving line number notes around since
9069 they are no longer present at this stage.
9070 (final_scan_insn): Use NOTE_KIND instead of
9071 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9072 (output_asm_label): Likewise.
9073 * reorg.c (dbr_schedule): Likewise.
9074 * haifa-sched.c (unlink_other_notes): Likewise.
9075 * mode-switching.c (optimize_mode_switching): Likewise.
9076 * graph.c (start_bb): Likewise.
9077 * rtl.def (NOTE): Update description.
9078 * jump.c (squeeze_notes): Delete.
9079 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9080 NOTE_INSN_BASIC_BLOCK_P when possible.
9081 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9082 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9083 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9084 (dwarf2out_var_location): Likewise.
9085 * cfgbuild.c (make_edges): Likewise.
9086 (find_basic_blocks_1): Likewise.
9087 * function.c (reorder_blocks_1): Likewise.
9088 (epilogue_done): Likewise.
9089 (reposition_prologue_and_epilogue_notes): Likewise.
9090 * print-rtl.c (print_rtx): Likewise; drop code for printing
9092 (print_rtl): Likewise.
9093 (print_rtl_single): Likewise.
9094 * gcse.c (insert_insn_start_bb): Likewise.
9095 * alias.c (init_alias_analysis): Likewise.
9096 * calls.c (fixup_tail_calls): Likewise.
9097 * except.c (sjlj_emit_function_enter): Likewise.
9098 * emit-rtl.c (add_insn_after): Likeiwse.
9099 (emit_label_before): Likewise.
9100 (emit_label_after): Likewise.
9101 (emit_note_before, emit_note_after, emit_note): Update
9102 parameter to be enum insn_note; do not deal with source
9104 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9105 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9107 (merge_blocks_move_successor_nojumps): Simplify now when
9108 we don't have BLOCK notes.
9109 (try_optimize_cfg): Likewise.
9110 * cfglayout.c (skip_insns_after_block): Likewise.
9111 (record_effective_endpoints): Likewise.
9112 (duplicate_insn_chain): Likewise.
9113 * varasm.c (output_constant_pool_1): Likewise.
9114 * sched-deps.c (sched_analyze): Likewise.
9115 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9117 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9118 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9119 (SET_INSN_DELETED): Simplify.
9120 (NOTE_LINE_NUMBER): Exterminate.
9121 (NOTE_LINE_KIND): New.
9122 (NOTE_INSN_BASIC_BLOCK_P): Update.
9123 (enum insn_note): Simplify.
9124 (GET_NOTE_INSN_NAME) Simplify.
9125 (emit_note_before, emit_note_after, emit_note): Update prototype.
9126 (squeeze_notes): Remove.
9127 * sched-int.h (NOTE_NOT_BB_P): Update.
9128 * resource.c (mark_target_live_regs): Update.
9129 * sched-rgn.c (debug_dependencies): Update.
9130 * sched-vis.c (print_insn): Update.
9131 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9132 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9133 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9134 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9135 (split_branches): Update.
9136 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9138 (sh_adjust_unroll_max): Exterminate.
9139 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9140 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9141 (m68hc11_reorg): Likewise.
9142 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9143 (emit_predicate_relation_info): Update.
9144 (process_for_unwind_directive): Update.
9145 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9146 (output_call): Update.
9147 * config/pa/pa.c (output_lbranch): Update.
9148 (output_millicode_call): Update.
9149 (output_call): Update.
9150 (pa_combine_instructions): Update.
9151 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9152 * config/bfin/bfin.c (gen_one_bundle): Update.
9153 * cfgrtl.c (can_delete_note_p): Update.
9154 (delete_insn): Update.
9155 (rtl_merge_blocks): Update.
9156 (commit_one_edge_insertion): Update.
9157 (rtl_verify_flow_info): Update.
9158 * stmt.c (expand_case): Do not call squeeze_notes.
9160 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9167 * c.opt (Wtype-limits): New.
9168 * doc/invoke.texi (Wtype-limits): Document it.
9169 (Wextra): Enabled by -Wextra.
9170 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9171 * c-common.c (shorten_compare): Warn with Wtype-limits.
9173 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9175 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9176 inlined function, not as a macro.
9177 (_mm_alignr_pi8): Ditto.
9178 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9179 (_mm_inserti_si64): Ditto.
9180 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9181 (_mm_extract_epi16): Ditto.
9182 (_mm_insert_epi16): Ditto.
9183 (_mm_shufflehi_epi16): Ditto.
9184 (_mm_shufflelo_epi16): Ditto.
9185 (_mm_shuffle_epi32): Ditto.
9186 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9187 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9189 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9191 (_m_to_float): Use C89 compatible assignment.
9193 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9196 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9198 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9201 * doc/invoke.texi (Wreturn-type): Complete description.
9202 (Wextra): Delete item about return-type warning.
9203 * c-decl.c: Delete redundant Wextra warning.
9205 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9209 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9210 inlined function, not as a macro.
9211 (_mm_prefetch): Ditto.
9213 (_mm_insert_pi16): Ditto.
9215 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9216 (_m_pshufw): Ditto. Add const to __N argument.
9217 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9218 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9219 (_mm_slli_epi32): Ditto.
9220 (_mm_srli_si128): Implement as always inlined function, not as a
9221 macro. Add __inline to function declaration.
9222 (_mm_slli_si128): Ditto.
9224 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9226 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9227 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9229 (struct fenv): New structure.
9230 (FP_HANDLE_EXCEPTIONS): New define.
9231 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9232 (_FP_DECL_EXP): New define.
9233 (FP_INIT_ROUNDMODE): New define.
9234 (FP_ROUNDMODE): New define.
9236 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9238 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9239 (Wconversion): Update description.
9240 (Wconversion-sign): New.
9241 * c.opt (Wconversion-sign): New.
9242 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9243 means disabled for C++. Otherwise, take the status of Wconversion.
9244 * c-common.c (conversion_warning): Warn with either Wconversion or
9246 (warnings_for_convert_and_check): Conditions are already checked by
9248 (convert_and_check): Don't check warnings if the conversion failed.
9250 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9251 Anatoly Sokolov <aesok@dol.ru>
9253 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9254 avr_epilogue_uses) : Add declaration.
9255 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9256 * config/avr/constraints.md (R): New constraint.
9257 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9258 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9259 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9260 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9261 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9262 call_prologue_saves, epilogue_restores, return_from_epilogue,
9263 return_from_main_epilogue, return_from_interrupt_epilogue,
9264 return_from_naked_epilogue, prologue, epilogue): New patterns.
9265 (jump): Handle symbol reference.
9266 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9267 avr_output_function_prologue, avr_output_function_epilogue): Remove
9269 (avr_init_machine_status, expand_prologue, expand_epilogue,
9270 avr_asm_function_end_prologue, avr_epilogue_uses,
9271 avr_asm_function_begin_epilogue): New functions.
9272 (prologue_size, epilogue_size, jump_tables_size): Remove global
9274 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9275 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9276 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9277 (avr_override_options): Initialise init_machine_status.
9278 (output_movhi): Handle all stack pointer loads.
9279 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9280 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9281 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9282 (EPILOGUE_USES) Redefine.
9283 (machine_function) Declare.
9285 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9287 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9288 Use a single return statement.
9290 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9293 * builtins.c (do_mpfr_lgamma_r): New.
9294 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9295 * tree.h (CASE_FLT_FN_REENT): New.
9297 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9299 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9300 (output_die): Use 'unsigned long' with %x.
9301 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9302 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9303 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9305 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9307 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9312 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9313 true if function has no argument.
9315 2007-05-18 DJ Delorie <dj@redhat.com>
9317 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9318 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9320 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9322 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9323 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9324 count_trailing_zeros.
9325 (__i386__): Implement count_leading_zeros using __builtin_clz().
9326 Implement count_trailing_zeros usign __builtin_ctz().
9328 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9330 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9332 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9335 * expr.c (emit_move_change_mode): Change mode of push operands here.
9337 2007-05-17 Ian Lance Taylor <iant@google.com>
9339 PR tree-optimization/31953
9340 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9342 (set_value_range_to_null): Call set_value_range_to_value.
9343 (extract_range_from_comparison): Likewise.
9345 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9347 * toplev.c (print_version): Output GMP/MPFR version info.
9349 * builtins.c (CASE_MATHFN_REENT): New macro.
9350 (mathfn_built_in): Use it.
9351 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9352 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9353 BUILT_IN_LGAMMAL_R): New.
9354 * doc/extend.texi: Document new builtins.
9357 * builtins.c (do_mpfr_remquo): New.
9358 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9359 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9362 * builtins.c (fold_builtin_1): Handle y0, y1.
9363 (fold_builtin_2): Handle yn.
9366 * builtins.c (do_mpfr_bessel_n): New.
9367 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9368 (fold_builtin_2): Handle BUILT_IN_JN.
9370 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9373 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9374 TYPE_PRECISION (intmax_type_node).
9376 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9379 * reload.c (subst_reloads): Remove checking.
9381 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9383 PR rtl-optimization/31691
9384 * combine.c (simplify_set): Build a new src pattern instead of
9385 substituting its operands in the COMPARE case.
9387 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9389 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9390 (execute_vrp): Preserve loops through jump threading.
9391 * tree-ssa-threadupdate.c (thread_single_edge,
9392 dbds_continue_enumeration_p, determine_bb_domination_status,
9393 thread_through_loop_header): New functions.
9394 (create_edge_and_update_destination_phis,
9395 create_edge_and_update_destination_phis): Set loops for the new blocks.
9396 (prune_undesirable_thread_requests): Removed.
9397 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9399 (thread_block): Do not call prune_undesirable_thread_requests.
9401 (mark_threaded_blocks): Select edges to thread here.
9402 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9403 Thread edges through loop headers independently.
9404 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9405 * tree-pass.h (TODO_mark_first_instance): New.
9406 (first_pass_instance): Declare.
9407 * cfghooks.c (duplicate_block): Put the block to the original loop
9408 if copy is not specified.
9409 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9410 jump threading. Pass may_peel_loop_headers to
9411 thread_through_all_blocks according to first_pass_instance.
9412 * cfgloop.h (create_preheader): Declare.
9413 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9414 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9415 * passes.c (first_pass_instance): New variable.
9416 (next_pass_1): Set TODO_mark_first_instance.
9417 (execute_todo): Set first_pass_instance.
9419 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9421 PR tree-optimization/24659
9422 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9423 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9424 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9425 OTI_vec_pack_ufix_trunc.
9426 (vec_unpacks_float_hi_optab): Define new macro.
9427 (vec_unpacks_float_lo_optab): Ditto.
9428 (vec_unpacku_float_hi_optab): Ditto.
9429 (vec_unpacku_float_lo_optab): Ditto.
9430 (vec_pack_sfix_trunc_optab): Ditto.
9431 (vec_pack_ufix_trunc_optab): Ditto.
9432 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9433 and vec_pack_[s|u]fix_trunc_optab using
9434 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9435 * tree-vectorizer.c (supportable_widening_operation): Handle
9436 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9437 (supportable_narrowing_operation): New function.
9438 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9439 * tree-vect-transform.c (vectorizable_conversion): Handle
9440 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9441 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9442 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9443 to check for target support.
9444 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9445 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9446 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9447 for VEC_PACK_FIX_TRUNC_EXPR.
9448 (expand_binop): Special case mode of the result for
9449 vec_pack_[u|s]fix_trunc_optab.
9450 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9451 vec_pack_[u|s]fix_trunc_optab.
9453 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9454 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9455 * tree-pretty-print.c (dump_generic_node): Handle
9456 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9457 VEC_PACK_FIX_TRUNC_EXPR.
9459 * expr.c (expand_expr_real_1): Ditto.
9460 * tree-inline.c (estimate_num_insns_1): Ditto.
9461 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9463 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9464 (vec_unpacks_float_lo_v8hi): Ditto.
9465 (vec_unpacku_float_hi_v8hi): Ditto.
9466 (vec_unpacku_float_lo_v8hi): Ditto.
9467 (vec_unpacks_float_hi_v4si): Ditto.
9468 (vec_unpacks_float_lo_v4si): Ditto.
9469 (vec_pack_sfix_trunc_v2df): Ditto.
9471 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9473 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9474 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9475 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9476 [vec_pack_ufix_trunc]: Ditto.
9477 [vec_unpacks_float_hi]: Ditto.
9478 [vec_unpacks_float_lo]: Ditto.
9479 [vec_unpacku_float_hi]: Ditto.
9480 [vec_unpacku_float_lo]: Ditto.
9482 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9484 * soft-fp/README: Update for new files.
9485 * soft-fp/floattisf.c: New file.
9486 * soft-fp/floattidf.c: New file.
9487 * soft-fp/floattitf.c: New file.
9488 * soft-fp/floatuntisf.c: New file.
9489 * soft-fp/floatuntidf.c: New file.
9490 * soft-fp/floatuntitf.c: New file.
9491 * soft-fp/fixsfti.c: New file.
9492 * soft-fp/fixdfti.c: New file.
9493 * soft-fp/fixtfti.c: New file.
9494 * soft-fp/fixunssfti.c: New file.
9495 * soft-fp/fixunsdfti.c: New file.
9496 * soft-fp/fixunstfti.c: New file.
9497 * soft-fp/extendxftf.c: New file.
9498 * soft-fp/trunctfxf.c: New file.
9500 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9501 (__trunctfxf2): Ditto.
9503 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9504 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9505 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9506 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9507 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9508 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9510 * config/i386/t-fprules-softfp64: New file.
9511 * config/i386/sfp-machine.h: New file.
9512 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9513 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9514 and soft-fp/t-softfp to tmake_file.
9515 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9516 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9518 * config/i386/t-linux64 (softfp_wrap_start): New.
9519 (softfp_wrap_end): New.
9520 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9521 supported for TARGET_64BIT.
9523 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9525 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9526 c_common_unsigned_type behavior.
9528 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9530 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9533 2007-05-16 Eric Christopher <echristo@apple.com>
9535 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9536 saving after stack push. Set sp_offset whenever we push.
9537 (rs6000_emit_epilogue): Move altivec register restore before
9540 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9542 * configure.ac: Allow sysroots to be relocated under $prefix as
9543 well as $exec_prefix.
9544 * configure: Regenerate.
9546 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9550 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9552 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9553 (gcc_tooldir): Likewise.
9554 * configure: Regenerate.
9555 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9556 old configure.ac gcc_tooldir setting.
9557 (prefix_to_exec_prefix): New variable.
9558 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9559 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9561 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9563 * c-typeck.c (build_binary_op): Return early for error.
9565 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9567 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9568 struct nb_iter_bound.
9569 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9570 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9571 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9572 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9573 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9574 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9575 (del_scev_info): Use ggc_free.
9576 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9577 * loop-init.c: Include ggc.h.
9578 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9579 (loop_optimizer_finalize): Use ggc_free.
9580 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9581 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9582 pass_iv_optimize): Add TODO_ggc_collect.
9583 * function.h (struct function): Remove skip marker from
9585 * cfgloop.c: Include ggc.h.
9586 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9588 (establish_preds): Vector superloops is gc allocated.
9589 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9591 (flow_loops_find): Vector larray is gc allocated.
9592 (loop_exit_free): Use ggc_free.
9593 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9594 that head of exits list is now not a part of struct loop.
9595 (record_loop_exits): Allocate exits table in gc memory.
9596 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9597 that head of exits list is now not a part of struct loop.
9598 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9599 struct loop_exit): Add GTY marker.
9600 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9601 Add skip marker to aux field. Make head of exits list a separate
9603 (struct loops): Add GTY marker. Make larray vector gc allocated.
9604 Add param marker to exits table.
9605 (get_loops): Type changed.
9606 * Makefile.in (tree-scalar-evolution.o): Add
9607 gt-tree-scalar-evolution.h dependency.
9608 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9609 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9610 * basic-block.h (struct basic_block_def): Remove skip marker from
9613 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9615 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9616 of 0 in the call to expand_expr().
9617 (expand_builtin_mathfn_3): Ditto.
9618 (expand_builtin_interclass_mathfn): Ditto.
9619 (expand_builtin_cexpi): Ditto.
9620 (expand_builtin_int_roundingfn): Ditto.
9621 (expand_builtin_int_roundingfn_2): Ditto.
9622 (expand_builtin_pow): Ditto.
9623 (expand_builtin_powi): Ditto.
9624 (expand_builtin_bswap): Ditto.
9625 (expand_builtin_unop): Ditto.
9626 (expand_builtin_fabs): Ditto.
9627 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9628 the call to expand_expr().
9629 (expand_builtin_sync_operation): Ditto.
9630 (expand_builtin_compare_and_swap): Ditto.
9631 (expand_builtin_lock_test_and_set): Ditto.
9632 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9633 instead of 0 in the call to expand_expr().
9634 (expand_builtin_extract_return_addr): Ditto.
9635 (expand_builtin_eh_return): Ditto.
9636 (expand_eh_return): Ditto.
9637 * explow.c (expr_size): Ditto.
9638 * expr.c (optimize_bitfield_assignment_op): Ditto.
9639 (expand_assignement): Ditto.
9640 (store_expr): Ditto.
9641 (store_field): Ditto.
9642 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9643 the call to expand_expr().
9644 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9645 in the call to expand_expr().
9646 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9647 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9648 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9650 * optabs.c (expand_vec_shift_expr): Ditto.
9651 (expand_vec_cond_expr): Ditto.
9652 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9653 call to expand_expr().
9654 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9655 in the call to expand_expr().
9657 2007-05-14 Dave Korn <dave.korn@artimi.com>
9659 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9661 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9663 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9664 instead of c_common_unsigned_type.
9665 (c_common_unsigned_type): Remove.
9666 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9667 c_common_unsigned_type.
9668 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9669 c_common_unsigned_type.
9670 * c-common.h (c_common_unsigned_type): Remove.
9671 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9672 c_common_unsigned_type.
9673 * c-format.c (check_format_types): Use unsigned_type_for instead of
9674 c_common_unsigned_type.
9675 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9676 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9677 of c_common_unsigned_type.
9678 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9679 lang_hooks.types.unsigned_type.
9680 * expmed.c (make_tree): Use unsigned_type_for instead of
9681 lang_hooks.types.unsigned_type.
9682 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9683 lang_hooks.types.unsigned_type.
9684 (build_range_check): Likewise.
9685 (fold_unary): Likewise.
9686 (fold_binary): Likewise.
9687 (fold_ternary): Likewise.
9688 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9689 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9690 * tree.c (get_unsigned_type): New.
9691 (unsigned_type_for): Use get_unsigned_type instead of
9692 lang_hooks.types.unsigned_type.
9694 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9696 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9697 to m68k_get_function_kind. Update its prototype.
9698 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9700 (m68k_interrupt_function_p): Return enum m68k_function_type
9701 instead of bool. Rename to m68k_get_function_kind.
9702 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9704 (m68k_compute_frame_layout): Don't mark any register for save
9705 if an interrupt_thread attribute is specified.
9706 (m68k_hard_regno_rename_ok): Update a use of
9707 m68k_interrupt_function_p.
9708 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9709 m68k_interrupt_function_p.
9710 (m68k_function_type): New.
9711 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9712 for a function with an interrupt_thread attribute.
9713 * doc/extend.texi: Document the interrupt_thread attribute.
9715 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9717 Fix PR tree-optimization/31911
9718 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9719 if they didn't change the expression.
9721 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9723 * tree-scalar-evolution.c (resolve_mixers): Exported.
9724 * tree-scalar-evolution.h (resolve_mixers): Declare.
9725 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9726 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9727 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9728 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9729 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9730 strip_conversion, analyze_offset_expr, address_analysis,
9731 object_analysis, analyze_offset): Removed.
9732 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9733 split_constant_offset, canonicalize_base_object_address,
9734 object_address_invariant_in_loop_p, disjoint_objects_p,
9735 dr_may_alias_p, dr_address_invariant_p): New functions.
9736 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9737 and dr_analyze_alias.
9738 (initialize_data_dependence_relation): Use dr_may_alias_p
9739 and object_address_invariant_in_loop_p.
9740 (compute_self_dependence): Handle the case when
9741 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9742 (find_data_references_in_stmt): Restrict the analysis of data
9743 references to the given loop nest.
9744 (find_data_references_in_loop): Made static. Pass loop nest to
9745 find_data_references_in_stmt.
9746 (compute_data_dependences_for_loop): Use DR_VOPS.
9747 (free_data_ref): Free DR_VOPS.
9748 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9749 (struct innermost_loop_behavior): ... new.
9750 (struct base_object_info): Replaced by ...
9751 (struct indices): ... new.
9752 (struct dr_alias): New.
9753 (enum data_ref_type): Removed.
9754 (struct data_reference): Consist of struct innermost_loop_behavior,
9755 struct indices and struct dr_alias.
9756 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9757 (DR_MEMTAG): Renamed to ...
9758 (DR_SYMBOL_TAG): ... this.
9759 (find_data_references_in_loop): Declaration removed.
9760 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9761 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9762 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9763 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9765 2007-05-13 Revital Eres <eres@il.ibm.com>
9767 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9768 which walks virtual def-use chains to find redundant stores.
9769 (dse_optimize_stmt): Call it.
9771 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9773 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9774 * passes.c (init_optimization_passes): Move pass_jump_bypass
9777 * basic-block.h (bb_has_eh_pred): Fix style issue.
9779 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9781 PR rtl-optimization/31848
9782 * loop-invariant.c (move_invariant_reg): If we move an insn
9783 with a REG_EQUAL note, and that insn is not always executed,
9784 remove the REG_EQUAL note.
9786 2007-05-12 Richard Guenther <rguenther@suse.de>
9788 PR tree-optimization/31797
9789 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9790 propagate into a stmt that has volatile ops.
9792 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9794 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9795 (gcc_tooldir): Likewise.
9796 * configure: Regenerate.
9797 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9798 old configure.ac gcc_tooldir setting.
9799 (prefix_to_exec_prefix): New variable.
9800 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9801 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9803 2007-05-11 Silvius Rus <rus@google.com>
9805 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9806 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9807 * c-common.h (strict_aliasing_warning): Change return type.
9808 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9809 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9810 (build_c_cast): Condition call to strict_aliasing_warning.
9811 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9812 * flags.h (set_Wstrict_aliasing): Declare.
9813 * opts.c (set_Wstrict_alising): Define, add call to.
9814 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9815 * tree-ssa-alias-warnings.c: New file.
9816 * tree-ssa-alias.c (compute_may_aliases): Add call to
9817 strict_aliasing_warning_backend.
9819 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9821 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9822 Use loop_depth and loop_outer accessor functions.
9823 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9824 determine_invariantness_stmt, move_computations_stmt): Ditto.
9825 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9826 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9827 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9828 * tree-scalar-evolution.c (interpret_loop_phi,
9829 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9830 instantiate_parameters_1, scev_const_prop): Ditto.
9831 * cfghooks.c (make_forwarder_block): Ditto.
9832 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9833 * modulo-sched.c (loop_canon_p): Ditto.
9834 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9835 slpeel_can_duplicate_loop_p): Ditto.
9836 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9837 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9838 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9839 cancel_loop, verify_loop_structure): Ditto.
9840 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9841 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9842 superloops vector instead of "pred" array.
9843 (establish_preds): Take father loop as an argument. Initialize the
9845 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9846 Do not initialize loop->outer.
9847 (flow_loop_tree_node_remove): Truncate the superloops vector.
9848 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9849 "pred" merged to "superloops" vector.
9850 (loop_depth, loop_outer): New.
9851 (fel_init): Use loop_outer.
9853 2007-05-11 Jan Hubicka <jh@suse.cz>
9855 * cgraphunit.c: Include gt-cgraphunit.h
9856 (static_ctors, static_dtors): New static vars.
9857 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9858 based on implementation in c-common.c
9859 (cgraph_finalize_function): Call record_cdtor_fn.
9860 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9861 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9862 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9863 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9864 build_cdtor, c_build_cdtor_fns): Remove.
9865 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9866 c_build_cdtor_fns): Remove prototype.
9868 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9871 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9872 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9873 * builtins.c (fold_builtin_memchr): New.
9874 (expand_builtin_memchr): Call the latter.
9875 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9876 * doc/extend.texi ([Other built-in functions provided by GCC]):
9879 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9881 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9882 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9883 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9884 PFPO_OP1_TYPE_SHIFT): Constants added.
9885 (DFP_ALL): Mode macro defined.
9886 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9887 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9888 Insn definitions added.
9889 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9890 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9893 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9895 PR tree-optimization/31885
9896 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9897 NULL_TREE to be undetermined.
9898 (automatically_generated_chrec_p): Return false for NULL.
9900 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9902 * config/bfin/bfin.h (MOVE_RATIO): Define.
9904 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9906 * config.gcc (sparc-wrs-vxworks): New target.
9907 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9908 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9909 * config/sparc/sparc.h: Include vxworks-dummy.h.
9910 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9911 include LABEL_REFs too.
9912 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9913 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9915 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9917 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9918 (sparc_emit_call_insn): New function.
9919 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9920 functions when generating VxWorks PIC.
9921 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9922 (call, call_value): Use sparc_emit_call_insn instead of
9925 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9927 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9929 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9931 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9932 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9933 split_double instead of operand_subword.
9935 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9937 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9938 * config/bfin/bfin.c (bfin_local_alignment): New function.
9939 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9941 2007-05-08 Chao-ying Fu <fu@mips.com>
9943 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9944 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9945 (smsub_widen_optab, umsub_widen_optab): Define.
9946 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9948 * genopinit.c (optabs): Fill in smsub_widen_optab and
9950 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9951 and umsub_widen_optab to implement multiply-subtract sequences.
9952 * config/mips/mips.md (*msac<u>_di): Rename to...
9953 (<u>msubsidi4): ...this. Extend condition to include
9954 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9955 of operand 0 to "ka" and use the three-operand form of msub<u>
9957 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9960 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9962 PR rtl-optimization/28011
9963 * reload.c (push_reload): Set dont_share if IN appears in OUT
9964 also when IN is a PLUS rtx.
9965 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9968 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9970 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9971 call unshare_all_decls.
9972 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9973 (unshare_all_decls): Remove.
9975 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
9978 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
9981 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
9982 Nigel Stephens <nigel@mips.com>
9984 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
9985 Update comments and all uses.
9986 (MIN_FPRS_PER_FMT): Define.
9987 * config/mips/mips.c (function_arg): Fix to correctly handle
9988 the -mips32r2 -mfp64 -mabi=32 case.
9989 (override_options): Enable use of odd-numbered registers for
9990 SFmode values on MIPS32.
9991 (mips_save_reg_p): Save whole floating-point register pair if
9992 either half is used.
9993 (compute_frame_size): Fix comment.
9995 2007-05-08 Jie Zhang <jie.zhang@analog.com>
9997 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
9998 argument of type bool.
9999 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10000 argument. Safely select temporary P register according to it.
10001 (do_link): Change call site of add_to_reg accordingly.
10002 (do_unlink): Add epilogue_p as a fourth argument and pass it
10004 (expand_interrupt_handler_epilogue): Change call of do_unlink
10006 (bfin_expand_prologue): Add a third argument sibcall_p.
10007 * config/bfin/bfin.md (epilogue): Change call of
10008 bfin_expand_epilogue accordingly.
10009 (sibcall_epilogue): Likewise.
10010 (eh_return_internal): Likewise.
10012 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10013 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10014 * config/bfin/bfin.c (bfin_handle_option): Handle
10015 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10016 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10017 Support bf534, bf536 and bf561.
10018 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10020 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10023 * config/i386/i386.c (ix86_function_regparm): Process local
10024 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10026 2007-05-07 Mike Stump <mrs@apple.com>
10028 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10029 also checks for and while statements in C++.
10031 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10033 * gcc.c (at_file_supplied): New variable.
10034 (main): Set it if we expanded argv.
10035 (do_spec_1): Pass an @-file to the linker if we were called with
10036 an @-file argument and HAVE_GNU_LD.
10037 * collect2.c (at_file_supplied): New variable.
10038 (response_file): New variable.
10039 (collect_exit): Unlink response_file if necessary.
10040 (handler): Likewise.
10041 (do_wait): Likewise.
10042 (main): Set at_file_supplied if we expanded argv.
10043 (collect_execute): Pass an @-file to subprocesses if we were called
10044 with an @-file argument.
10045 * configure.ac: Add define for HAVE_GNU_LD.
10046 * configure: Regenerate.
10047 * config.in: Regenerate.
10049 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10051 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10052 operand to HI mode.
10057 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10059 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10060 (TARGET_ENCODE_SECTION_INFO): Re-define.
10061 (m32c_encode_section_info): New
10062 (function_vector_handler): New
10063 (current_function_special_page_vector): New
10064 (m32c_special_page_vector_p): New.
10065 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10067 * config/m32c/jump.md: Added instruction JSRS for functions
10068 with attribute "function_vector".
10069 * doc/extend.texi (function_vector): Added description
10070 for M16C, M32C targets.
10072 2007-05-07 DJ Delorie <dj@redhat.com>
10075 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10076 ashrpsi3, lshrpsi3): Update shift count constraint.
10078 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10079 Nathan Froyd <froydnj@codesourcery.com>
10082 * c-incpath.c (add_path): Strip trailing path separators.
10084 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10086 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10087 Free dominance info before purging EH edges.
10088 (eliminate_degenerate_phis): Likewise.
10089 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10091 2007-05-07 Jan Hubicka <jh@suse.cz>
10093 * gimplify.c (gimplify_expr): Do not crash when folding
10094 (void *)(int)&a + 4.
10096 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10099 * c-opts.c (lang_fortran): Make it non static.
10100 * c-common.h (lang_fortran): New prototype.
10101 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10102 -lang-fortran option was passed by the driver.
10104 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10106 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10107 of ASSERT_CHECKING. Tweak message.
10109 2007-05-06 Revital Eres <eres@il.ibm.com>
10112 * loop-unroll.c (insert_var_expansion_initialization):
10113 Initialize the expansions with -zero instead of +zero.
10115 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10117 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10118 into pic and non-pic versions. Mark r19 as used for
10119 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10120 for tgd_load, tld_load and tie_load .
10121 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10122 version of tgd_load, tld_load and tie_load depending on the
10125 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10126 Jakub Jelinek <jakub@redhat.com>
10128 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10129 (__do_global_dtors_aux): Use more paranoid loop to run
10130 destructors if HIDDEN_DTOR_LIST_END.
10131 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10133 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10135 * varasm.c (align_variable): Don't increase alignment for
10136 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10137 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10139 2007-05-04 Josh Conner <jconner@apple.com>
10141 * basic-block.h (cdi_direction): Assign values to all enumeration
10143 (dom_computed): Remove.
10144 (dom_info_state): New.
10145 (set_dom_info_availability): New.
10146 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10147 walk_data.dom_direction.
10148 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10149 instead of dom_computed[].
10150 (split_edge): Likewise.
10151 (create_basic_block): Likewise.
10152 (merge_blocks): Likewise.
10153 * ifcvt.c (find_if_header): Likewise.
10154 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10155 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10156 * tree-ssa.c (verify_ssa): Likewise.
10157 * tree-cfg.c (tree_verify_flow_info): Likewise.
10158 (remove_edge_and_dominated_blocks): Likewise.
10159 * dominance.c (dom_computed): Make static.
10160 (calc_dfs_tree_nonrec): Change third param to a bool.
10161 (calc_dfs_tree): Change second param to a bool.
10162 (calc_idioms): Change second param to a bool. Use
10163 dom_convert_dir_to_idx.
10164 (init_dom_info): Validate dir before using.
10165 (dom_convert_dir_to_idx): New.
10166 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10167 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10168 (free_dominance_info): Use dom_convert_dir_to_idx.
10169 (get_immediate_dominator): Likewise.
10170 (set_immediate_dominator): Likewise.
10171 (get_dominated_by): Likewise.
10172 (redirect_immediate_dominators): Likewise.
10173 (nearest_common_denominator): Likewise.
10174 (dominated_by_p): Likewise.
10175 (bb_dom_dfs_in): Likewise.
10176 (bb_dom_dfs_out): Likewise.
10177 (recount_dominator): Likewise.
10178 (iterate_fix_dominators): Likewise.
10179 (add_to_dominance_info): Likewise.
10180 (delete_from_dominance_info): Likewise.
10181 (first_dom_son): Likewise.
10182 (next_dom_son): Likewise.
10183 (dom_info_available_p): Likewise.
10184 (dom_info_state): New.
10185 (set_dom_info_availability): New.
10187 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10189 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10191 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10193 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10195 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10196 (subdi3, subdi_carry): Delete.
10198 2007-05-04 Jan Hubicka <jh@suse.cz>
10199 Richard Guenther <rguenther@suse.de>
10201 * opts.c (decode_options): Do not fiddle with inlining
10202 parameters in case of optimizing for size.
10203 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10204 for size do nothing.
10205 (cgraph_decide_inlining_of_small_function): When optimizing for
10206 size never inline functions increasing caller size.
10207 (cgraph_early_inlining): Inline for size when optimizing for size.
10209 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10211 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10212 logical operations piecewise.
10213 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10214 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10215 subdi_sesidi_di): Delete.
10216 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10217 the generated sequence. Allow three-reg add in constraints. Rewrite
10218 the rtl expression for carry to avoid zero_extend of a constant.
10219 (sub_with_carry): New pattern.
10220 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10221 different sequence not involving jumps.
10222 (notbi): Now a named pattern.
10224 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10226 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10227 Add the note about a significant loss of accuracy of some
10228 mathematical routines when these options are used.
10230 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10232 * haifa-sched.c (rtx_vec_t): New typedef.
10233 (contributes_to_priority_p): Extract piece of priority () into new
10235 (priority): Use the function. Add assertion.
10236 (rank_for_schedule, set_priorities): Add assertion to check that
10237 insn's priority is initialized.
10238 (clear_priorities, calc_priorities): Change signature. Make it update
10239 all relevant insns. Update all callers ('add_to_speculative_block ()'
10240 and 'create_block_check_twin ()').
10241 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10242 Add new field 'priority_status'.
10243 (INSN_PRIORITY_STATUS): New macro.
10244 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10246 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10248 * sched-ebb.c (debug_ebb_dependencies): New static function.
10249 (init_ready_list): Use it.
10251 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10252 with changed signature and 'debug_rgn_dependencies ()'.
10253 (debug_rgn_dependencies): New static function.
10254 (init_ready_list): Use it.
10256 * sched-int.h (debug_dependencies): Declare.
10258 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10260 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10262 2007-05-04 Dirk Mueller <dmueller@suse.de>
10264 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10266 2007-05-03 Jan Hubicka <jh@suse.cz>
10268 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10269 ((T1)X op (T1)Y), for pointer type in more cases than before.
10271 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10273 * tree-object-size.c (plus_expr_object_size): When operand size is
10274 unknown, return unknown.
10276 2007-05-03 Dirk Mueller <dmueller@suse.de>
10278 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10280 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10283 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10285 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10287 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10289 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10291 * config/soft-fp/double.h, config/soft-fp/extended.h,
10292 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10293 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10294 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10295 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10298 2007-05-03 Ian Lance Taylor <iant@google.com>
10300 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10301 MASK_PPC_GFXOPT for 8540 or 8548.
10303 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10305 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10306 vect_print_dump_info() to output debug information.
10308 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10311 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10312 operands of size 2 when operand is not MEM_P.
10314 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10316 PR tree-optimization/30565
10317 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10319 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10321 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10322 (umulsi3_highpart): Use them.
10323 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10324 for final accumulator to D regisster tranfser.
10326 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10328 PR tree-optimization/31699
10329 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10331 (vect_enhance_data_refs_alignment): Compute peel amount using
10332 TYPE_VECTOR_SUBPARTS instead of vf.
10333 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10335 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10338 * system.h: Remove inclusion of double-int.h
10339 * tree.h: Include double-int.h
10340 * gengtype.c: Likewise
10341 * cfgloop.h: Likewise
10342 * Makefile.in: Adjust dependencies on double-int.h
10344 2007-05-02 Eric Christopher <echristo@apple.com>
10346 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10347 -shared to -Zdynamiclib.
10349 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10352 * c-common.c (strip_pointer_or_array_types): New function.
10353 * c-common.h (strip_pointer_or_array_types): New function declaration.
10355 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10357 PR tree-optimization/31771
10358 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10360 2007-05-02 Paul Brook <paul@codesourcery.com>
10362 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10364 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10366 PR middle-end/29715
10367 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10370 2007-05-02 Nick Clifton <nickc@redhat.com>
10372 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10374 2007-05-02 Richard Guenther <rguenther@suse.de>
10376 PR tree-optimization/31146
10377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10378 argument, single_use_p. If we have a single use that is
10379 a conversion to the definition rhs type, propagate that rhs.
10380 (forward_propagate_addr_expr): Pass single_use_p argument
10381 to forward_propagate_addr_expr_1.
10383 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10385 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10388 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10390 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10391 'AMD Family 10 core'.
10393 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10395 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10396 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10397 with SSE3 instruction set support.
10398 * doc/invoke.texi: Likewise.
10400 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10402 * config/i386/i386.c (override_options): Tuning 32-byte loop
10403 alignment for amdfam10 architecture. Increasing the max loop
10404 alignment to 24 bytes.
10406 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10408 * config/m68k/constraints.md: New.
10409 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10410 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10411 EXTRA_CONSTRAINT): Remove.
10412 * config/m68k/m68k.md: Include constraints.md.
10413 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10415 2007-05-01 Ian Lance Taylor <iant@google.com>
10417 PR tree-optimization/31739
10418 * tree-vrp.c (vrp_val_is_max): New static function.
10419 (vrp_val_is_min): New static function.
10420 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10422 (set_value_range): Use vrp_val_is_{max,min}.
10423 (extract_range_from_assert): Likewise.
10424 (extract_range_from_binary_expr): Likewise.
10425 (extract_range_from_unary_expr): Likewise.
10426 (dump_value_range, vrp_meet): Likewise.
10427 (vrp_visit_phi_node): Likewise.
10428 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10430 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10432 * config/i386/gmon-sol2.c (size_t): New type.
10433 (intptr_t): Likewise.
10434 (s_textsize): Declare as size_t.
10436 (monstartup): Use size_t for sizes.
10437 (_mcount): Save and restore registers.
10438 (internal_mcount): Pass 0 as the first argument to monstartup
10440 (moncontrol): Convert pointer to appropriately sized integer
10441 before passing to profil.
10443 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10445 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10446 __NO_FPRS__, not just if _SOFT_DOUBLE.
10447 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10448 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10449 also for E500 double.
10450 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10451 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10454 2007-05-01 Richard Guenther <rguenther@suse.de>
10456 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10459 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10461 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10463 2007-05-01 Jan Hubicka <jh@suse.cz>
10465 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10468 2007-05-01 Jan Hubicka <jh@suse.cz>
10470 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10471 (maybe_fold_offset_to_reference): Declare.
10472 * fold-const.c (fold_unary): Do not fold
10473 (type *)&A into &A->field_of_type_and_offset_0
10474 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10475 size is unknown, give up.
10476 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10478 (maybe_fold_offset_to_reference): New.
10479 (maybe_fold_stmt_indirect): Use it.
10480 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10481 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10483 (gimplify_expr): Likewise for plus_expr.
10485 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10487 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10488 bsi_after_labels. Always insert statements before bsi.
10489 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10490 * predict.c (apply_return_prediction): Check for empty blocks.
10491 * cfgexpand.c (lab_rtx_for_bb): New variable.
10492 (label_rtx_for_bb): Do not create new tree labels.
10493 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10494 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10495 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10497 (label_for_bb): Add field used.
10498 (update_eh_label, main_block_label): Mark the label used.
10499 (cleanup_dead_labels): Remove unused labels.
10501 2007-05-01 Richard Guenther <rguenther@suse.de>
10503 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10504 if it is not about to be set.
10505 (get_value_range): Do not pre-allocate equiv bitmap.
10506 (update_value_range): No need to clear equiv field.
10507 (add_equivalence): Change prototype to get bitmap pointer.
10508 Allocate bitmap here if it is not already.
10509 (extract_range_from_assert): Do not allocate bitmap here.
10510 Update callers to add_equivalence.
10511 (extract_range_from_ssa_name): Likewise.
10512 (get_vr_for_comparison): New static helper.
10513 (compare_name_with_value): Handle NULL equiv bitmap by
10514 peeling the first iteration of the comparison loop.
10515 Use get_vr_for_comparison.
10516 (compare_names): Handle NULL equiv bitmaps by using fake
10517 ones. Use get_vr_for_comparison.
10519 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10521 * double-int.c (mpz_set_double_int): Moved from
10522 tree-ssa-loop-niter.c.
10523 (mpz_get_double_int): Likewise; also, add option to wrap
10524 out-of-range integers.
10525 * double-int.h: New prototypes for above.
10526 * tree.c (get_static_type_bounds): Moved from
10527 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10528 TYPE_MAX_VALUE if they exist..
10529 * tree.h: New prototype for above.
10530 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10531 get_type_bounds calls.
10532 (mpz_set_double_int): Move to double-int.c.
10533 (get_type_bounds): Move to tree.c, rename to
10534 get_static_type_bounds.
10535 (mpz_to_double_int): Move to double-int.c, rename to
10536 mpz_get_double_int.
10538 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10540 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10541 DIV0 exception can fall through to a normal return.
10543 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10545 PR middle-end/22156
10546 Temporarily revert:
10547 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10548 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10549 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10550 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10551 initialize align to silence bogus warning.
10552 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10553 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10555 (struct sra_walk_fns): Remove use_all parameter from use.
10556 (sra_hash_tree): Handle BIT_FIELD_REFs.
10557 (sra_elt_hash): Don't hash bitfld blocks.
10558 (sra_elt_eq): Skip them in parent compares as well. Handle
10560 (sra_walk_expr): Don't maintain or pass down use_all_p.
10561 (scan_use): Remove use_all parameter.
10562 (scalarize_use): Likewise. Re-expand assignment to
10563 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10564 output, and re-scalarize after output. Don't mark anything
10566 (scalarize_ldst): Adjust.
10567 (scalarize_walk_gimple_modify_statement): Likewise.
10568 (build_element_name_1): Handle BIT_FIELD_REFs.
10569 (instantiate_element): Don't warn for any element whose parent
10570 is used as a whole.
10571 (instantiate_missing_elements_1): Return the sra_elt.
10572 (canon_type_for_field): New.
10573 (try_instantiate_multiple_fields): New.
10574 (instantiate_missing_elemnts): Use them.
10575 (mark_no_warning): Removed.
10576 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10577 (REPLDUP, sra_build_elt_assignment): New.
10578 (generate_copy_inout): Use them.
10579 (generate_element_copy): Likewise. Handle bitfld differences.
10580 (generate_element_zero): Don't recurse for blocks. Use
10581 sra_build_elt_assignment.
10582 (generate_one_element_int): Take elt instead of var. Use
10583 sra_build_elt_assignment.
10584 (generate_element_init_1): Adjust.
10585 (scalarize_use, scalarize_copy): Use REPLDUP.
10586 (scalarize_ldst): Move assert before dereference.
10587 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10589 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10592 * tree.c (reconstruct_complex_type): Reconstruct a reference
10594 Also use the same mode for the pointer as the old pointer type.
10596 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10598 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10601 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10603 PR rtl-optimization/31676
10604 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10605 (df_refs_record): Call it.
10607 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10609 * rtl.def (SS_ABS): New code.
10610 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10611 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10612 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10613 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10614 (bfin_init_builtins): Define them.
10615 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10616 (bfin_expand_builtin): ... and handle the others here.
10617 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10618 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10619 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10620 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10621 operand is only HImode.
10623 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10625 * regclass.c (scan_one_insn): Remove splitting of
10628 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10629 Nigel Stephens <nigel@mips.com>
10631 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10633 2007-04-28 Jan Hubicka <jh@suse.cz>
10635 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10636 insn_locators_alloc instead of insn_locators_initialize;
10637 call reset_block_changes.
10638 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10639 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10640 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10641 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10642 * config/score/score.c (th_output_mi_thunk): Likewise.
10643 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10644 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10645 tolerate uninitialized locator info.
10648 * function.c (init_function_start): Don't init line number info.
10649 (expand_function_end): Update.
10650 (reset_block_changes, record_block_change, finalize_block_changes,
10651 check_block_change, free_block_changes): Kill.
10652 * function.h (reset_block_changes, record_block_change,
10653 finalize_block_changes, check_block_change, free_block_changes):
10655 (struct function): Remove ib_boundaries_block.
10656 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10657 Use curr_insn_locator to initialize locator.
10658 (emit_line_note): Remove.
10659 * cfgexpand.c (expand_gimple_cond_expr): Update.
10660 (construct_exit_block): Likewise.
10661 (tree_expand_cfg): Initialize/finalize locators.
10662 * expr.c (expand_expr_real): Update.
10663 * cfglayout.c (line_locators_locs, line_locators_lines,
10664 file_locators_locs, file_locators_files): Remove.
10665 (set_block_levels): Move to cfgexpand.c.
10666 (insn_locators_initialize): Remove.
10667 (pass_insn_locators_initialize): Remove.
10668 (locations_locators_locs, locations_locators_vals): New static vars.
10669 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10671 (insn_locators_alloc, insn_locators_finalize,
10672 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10674 (locator_location): New.
10675 (locator_line, locator_file): Rewrite.
10676 * rtl.h (emit_line_note): Kill.
10677 (insn_locators_alloc, insn_locators_finalize,
10678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10680 * tree-inline.c (initialize_cfun): Do not initialize
10681 ib_boundaries_block.
10682 * passes.c (pass_insn_locators_initialize): Remove.
10684 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10686 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10687 info. Update last_basic_block correctly.
10689 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10692 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10693 register itself to hold the offset constant. Tell flow the use
10694 of r4 and r5 when they are used.
10696 2007-04-27 Richard Guenther <rguenther@suse.de>
10698 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10699 if we simplified anything.
10700 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10701 warnings until we did a simplification and the stmt was not
10702 marked as TREE_NO_WARNING.
10704 2007-04-27 Mike Stump <mrs@apple.com>
10706 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10708 2007-04-27 Ian Lance Taylor <iant@google.com>
10710 PR middle-end/31710
10711 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10712 TYPE_MAX_VALUE exist, convert them to the new type.
10714 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10716 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10717 if it claims to be available.
10718 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10719 edge is redirected.
10720 (perform_tree_ssa_dce): Always free postdominators.
10722 2007-04-27 Richard Henderson <rth@redhat.com>
10724 * config/alpha/predicates.md (aligned_memory_operand): Mark
10725 as define_special_predicate.
10726 (unaligned_memory_operand, normal_memory_operand): Likewise.
10727 (reg_or_unaligned_mem_operand): Remove.
10728 (any_memory_operand): Match the documentation and check for
10729 non-renumbered pseudos during reload.
10730 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10731 alpha_secondary_reload_class, update to new interface, make static.
10732 Handle CQImode like HImode. Remove FP subreg check.
10733 (alpha_expand_mov): Use replace_equiv_address.
10734 (alpha_expand_mov_nobwx): Use any_memory_operand.
10735 (TARGET_SECONDARY_RELOAD): New.
10736 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10737 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10738 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10739 * config/alpha/alpha.md: ... here.
10740 (RELOAD12, reloadmode): New.
10742 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10743 Don't handle the aligned case here.
10744 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10745 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10746 reload_inhi_help. Don't expect a scratch register.
10747 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10749 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10751 2007-04-27 Richard Guenther <rguenther@suse.de>
10753 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10755 2007-04-27 Richard Guenther <rguenther@suse.de>
10757 PR tree-optimization/30965
10758 PR tree-optimization/30978
10759 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10760 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10761 (find_equivalent_equality_comparison): Likewise.
10762 (simplify_cond): Likewise.
10763 (get_prop_source_stmt): New helper.
10764 (get_prop_dest_stmt): Likewise.
10765 (can_propagate_from): Likewise.
10766 (remove_prop_source_from_use): Likewise.
10767 (combine_cond_expr_cond): Likewise.
10768 (forward_propagate_comparison): New function.
10769 (forward_propagate_into_cond): Rewrite to use fold for
10771 (tree_ssa_forward_propagate_single_use_vars): Call
10772 forward_propagate_comparison to propagate comparisons.
10774 2007-04-27 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/31715
10777 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10778 sure to do computation on the offset in an appropriate
10781 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10783 * reload.h (elimination_target_reg_p): Declare.
10784 * reload.c (find_reloads): Don't apply the reg_rtx move
10785 optimization if the SET_DEST satisfies elimination_target_reg_p.
10786 * reload1.c (elimination_target_reg_p): New function.
10787 (gen_reload): In the move/add2 fallback, make sure that op0
10788 does not overlap the destination register.
10790 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10792 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10793 transform only GIMPLE_MODIFY_STMTs.
10794 * tree-complex.c (expand_complex_operations_1): Ditto.
10795 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10796 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10797 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10799 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10800 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10801 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10802 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10803 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10804 slpeel_add_loop_guard): Ditto.
10805 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10806 * lambda-code.c (perfect_nestify): Ditto.
10807 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10808 before the first statement.
10809 * tree-optimize.c (execute_free_datastructures): Fix comments.
10810 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10811 * tree-flow.h (disband_implicit_edges): Declaration removed.
10812 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10814 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10815 COND_EXPRs without gotos.
10816 (disband_implicit_edges, has_label_p): Removed.
10817 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10818 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10820 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10822 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10823 also for COND_EXPRs.
10824 * cfgexpand.c (label_rtx_for_bb): New function.
10825 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10826 Use label_rtx_for_bb to find the labels.
10827 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10828 last block. Detect fallthru edges.
10830 2007-04-26 Ian Lance Taylor <iant@google.com>
10833 * reload.c (find_reloads_subreg_address): If the address was valid
10834 in the original mode but not in the new mode, reload the whole
10837 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10839 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10840 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10841 (cleanup_control_expr_graph): Do not invalidate dominance info.
10842 Record altered blocks.
10843 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10844 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10845 cleanup_tree_cfg_bb): New functions.
10846 (remove_forwarder_block): Do not maintain the worklist of blocks.
10847 Record altered blocks.
10848 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10849 not over whole cfg.
10850 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10851 delete_unreachable_blocks if dominators are not available.
10852 * tree-inline.c (optimize_inline_calls): Free dominance information
10854 * tree-flow.h (remove_edge_and_dominated_blocks,
10855 cfgcleanup_altered_bbs): Altered.
10856 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10858 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10860 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10861 do not invalidate dominators.
10863 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10865 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10866 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10867 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10868 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10870 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10872 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10874 2007-04-26 Richard Guenther <rguenther@suse.de>
10876 PR tree-optimization/31703
10877 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10878 the right type for the target of the bittest.
10880 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10882 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10883 ix86_sol10_return_in_memory.
10885 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10887 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10890 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10893 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10895 PR tree-optimization/30558
10896 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10897 clear this_state.prev_try.
10899 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10900 Mark Mitchell <mark@codesourcery.com>
10902 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10903 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10904 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10906 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10909 * doc/invoke.texi (%:print-asm-header): Document.
10910 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10912 (static_spec_functions): Add print-asm-header.
10913 (main): Print a banner before the --target-help linker options.
10914 (print_asm_header_spec_function): New function.
10916 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10919 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10920 (movsf_ie): Likewise.
10922 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10924 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10926 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10928 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10929 exception for divide-by-zero.
10930 (__umodsi3, __modsi3): Likewise.
10932 2007-04-25 Dirk Mueller <dmueller@suse.de>
10934 * c-typeck.c (build_compound_expr): Annotate warning()
10935 call with OPT_Wunused_value.
10936 * tree-ssa.c (warn_uninit): Annotate warning with
10938 * c-common.c (handle_sentinel_attribute): Annotate warning
10939 call with OPT_Wattributes.
10941 2007-04-25 Thiemo Seufer <ths@mips.com>
10943 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10944 (mips16): Fix typo.
10945 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10946 on to the assembler. Improve handling of -mno-mips16. Add handling
10947 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10948 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10949 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10950 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10952 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10955 * config/i386/winnt.c (i386_pe_file_end): Strip only
10956 USER_LABEL_PREFIX when writing export name.
10958 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10960 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10961 sh/elf.h, vx-common.h and vxworks.h.
10962 * config/sh/sh.h: Include config/vxworks-dummy.h.
10963 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10964 (OVERRIDE_OPTIONS): Use it.
10965 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10966 (vxworks_picreg): New pattern.
10967 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10968 VXWORKS_OS_CPP_BUILTINS.
10969 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10970 to their VXWORKS_* equivalents.
10971 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10972 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10973 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10974 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10975 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10976 -mrtp/-fPIC multilibs.
10977 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
10978 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
10979 (MULTILIB_OSDIRNAMES): Delete.
10981 2007-04-25 Anatoly Sokolov <aesok@post.ru>
10984 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
10986 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
10988 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
10989 rounding mode to be specified by the caller.
10990 (real_to_mpfr) Likewise.
10991 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
10992 include new arguments.
10993 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
10995 2007-04-24 Ian Lance Taylor <iant@google.com>
10997 PR tree-optimization/31605
10998 * tree-vrp.c (set_value_range): Check that min and max are not
10999 both overflow infinities.
11000 (set_value_range_to_value): New static function.
11001 (extract_range_from_binary_expr): Call set_value_range_to_value.
11002 (extract_range_from_cond_expr): Likewise.
11003 (extract_range_from_expr): Likewise.
11004 (extract_range_from_unary_expr): Likewise. Don't create a range
11005 which overflows on both sides.
11006 (vrp_meet): Check for a useless range.
11007 (vrp_visit_phi_node): If we see a constant which looks like an
11008 overflow infinity, turn off the TREE_OVERFLOW flag.
11010 2007-04-24 Ian Lance Taylor <iant@google.com>
11012 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11014 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11016 PR diagnostic/25923
11017 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11018 diagnostic message is being built.
11019 * tree-pretty-print.c (dump_generic_node): Only write the
11020 formatted text into BUFFER's stream if we are not building a
11021 diagnostic message.
11022 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11024 * Makefile.in (toplev.o): Depend on tree-pass.h.
11026 2007-04-24 Ian Lance Taylor <iant@google.com>
11028 PR tree-optimization/31602
11029 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11030 conditionals in the copied loop header.
11031 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11032 warnings if TREE_NO_WARNING is set.
11033 * doc/invoke.texi (Warning Options): Clarify that
11034 -Wstrict-overflow does not warn about loops.
11036 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11038 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11039 expand on the comment about _Decimal128 arguments and check the
11040 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11041 that _Decimal128 argument uses even/odd register pair.
11042 (function_arg): Ditto.
11044 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11046 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11047 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11049 2007-04-24 Richard Guenther <rguenther@suse.de>
11050 Olga Golovanevsky <olga@il.ibm.com>
11052 * fold-const.c (multiple_of_p): Check for bottom
11055 2007-04-24 Richard Henderson <rth@redhat.com>
11057 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11058 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11059 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11060 looking for non-zero bits shifted out. Avoid a recursive call
11061 when constructing the scalar.
11062 (__floatundisf): Likewise.
11064 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11066 * dwarf2out.c (field_byte_offset): Move the existing logic
11067 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11068 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11070 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11073 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11074 length argument of 0 for memset.
11075 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11076 unsigned shift instead of the signed variant.
11078 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11080 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11081 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11082 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11083 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11084 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11085 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11086 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11087 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11088 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11089 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11090 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11091 "mul<mode>3", "div<mode>3"): Insn definitions added.
11092 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11093 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11094 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11095 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11096 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11097 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11098 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11099 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11100 TARGET_FLOAT_FORMAT): Macro definitions removed.
11101 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11102 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11103 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11104 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11105 (s390_gen_rtx_const_DI): Function removed.
11106 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11108 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11110 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11111 over an external ffs function.
11113 2007-04-24 Chao-ying Fu <fu@mips.com>
11114 Richard Sandiford <richard@nildram.co.uk>
11116 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11117 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11118 (smadd_widen_optab, umadd_widen_optab): Define.
11119 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11121 * genopinit.c (optabs): Fill in smadd_widen_optab and
11123 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11124 and umadd_widen_optab to implement multiply-add sequences.
11125 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11126 (<u>maddsidi4): ...this. Extend condition to include
11127 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11128 of operand 0 to "ka" and use the three-operand form of madd<u>
11130 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11132 * config/mips/constraints.md (ka): New register constraint.
11134 2007-04-24 Jan Hubicka <j@suse.cz>
11138 2007-04-23 Jan Hubicka <jh@suse.cz>
11139 * function.c (init_function_start): Don't init line number info.
11140 (expand_function_end): Update.
11141 (reset_block_changes, record_block_change, finalize_block_changes,
11142 check_block_change, free_block_changes): Kill.
11143 * function.h (reset_block_changes, record_block_change,
11144 finalize_block_changes, check_block_change, free_block_changes):
11146 (struct function): Remove ib_boundaries_block.
11147 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11148 Use curr_insn_locator to initialize locator.
11149 (emit_line_note): Remove.
11150 * cfgexpand.c (expand_gimple_cond_expr): Update.
11151 (construct_exit_block): Likewise.
11152 (tree_expand_cfg): Initialize/finalize locators.
11153 * expr.c (expand_expr_real): Update.
11154 * cfglayout.c (line_locators_locs, line_locators_lines,
11155 file_locators_locs, file_locators_files): Remove.
11156 (set_block_levels): Move to cfgexpand.c.
11157 (insn_locators_initialize): Remove.
11158 (pass_insn_locators_initialize): Remove.
11159 (locations_locators_locs, locations_locators_vals): New static vars.
11160 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11162 (insn_locators_alloc, insn_locators_finalize,
11163 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11165 (locator_location): New.
11166 (locator_line, locator_file): Rewrite.
11167 * rtl.h (emit_line_note): Kill.
11168 (insn_locators_alloc, insn_locators_finalize,
11169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11171 * tree-inline.c (initialize_cfun): Do not initialize
11172 ib_boundaries_block.
11173 * passes.c (pass_insn_locators_initialize): Remove.
11175 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11177 * doc/invoke.texi: Removed leading '-' from option index entries.
11179 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11181 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11183 (create_phi_node): Use set_phi_nodes.
11184 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11185 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11186 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11187 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11188 (bsi_start, bsi_last): Use bb_stmt_list.
11189 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11190 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11191 Traverse the statements using tsi iterator.
11192 * basic-block.h (struct basic_block_def): Fields stmt_list
11193 and phi_nodes moved to ...
11194 (struct tree_bb_info): ... new structure.
11195 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11196 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11197 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11198 (tree_verify_flow_info): Verify that il.tree is not set for
11199 entry and exit block.
11200 (tree_split_block): Use set_bb_stmt_list.
11202 2007-04-23 Mike Stump <mrs@apple.com>
11204 * config/i386/i386.c (ix86_tune_features
11205 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11208 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11210 * config/i386/i386.md (prefix_extra): New attribute.
11211 (length): Add prefix_extra.
11213 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11214 (sse2_movntv2di): Likewise.
11215 (sse2_cvtps2dq): Likewise.
11216 (sse2_cvtpd2pi): Likewise.
11217 (sse2_cvttpd2pi): Likewise.
11218 (*sse2_cvtpd2ps): Likewise.
11219 (*add<mode>3): Likewise.
11220 (sse2_ssadd<mode>3): Likewise.
11221 (sse2_usadd<mode>3): Likewise.
11222 (*sub<mode>3): Likewise.
11223 (sse2_sssub<mode>3): Likewise.
11224 (sse2_ussub<mode>3): Likewise.
11225 (*mulv8hi3): Likewise.
11226 (*smulv8hi3_highpart): Likewise.
11227 (*umulv8hi3_highpart): Likewise.
11228 (sse2_umulv2siv2di3): Likewise.
11229 (sse2_pmaddwd): Likewise.
11230 (ashr<mode>3): Likewise.
11231 (lshr<mode>3): Likewise.
11232 (ashl<mode>3): Likewise.
11233 (sse2_ashlti3): Likewise.
11234 (sse2_lshrti3): Likewise.
11235 (*umaxv16qi3): Likewise.
11236 (*smaxv8hi3): Likewise.
11237 (*uminv16qi3): Likewise.
11238 (*sminv8hi3): Likewise.
11239 (sse2_eq<mode>3): Likewise.
11240 (sse2_gt<mode>3): Likewise.
11241 (*and<mode>3): Likewise.
11242 (sse2_nand<mode>3): Likewise.
11243 (*ior<mode>3): Likewise.
11244 (*xor<mode>3): Likewise.
11245 (sse2_packsswb): Likewise.
11246 (sse2_packssdw): Likewise.
11247 (sse2_packuswb): Likewise.
11248 (sse2_punpckhbw): Likewise.
11249 (sse2_punpcklbw): Likewise.
11250 (sse2_punpckhwd): Likewise.
11251 (sse2_punpcklwd): Likewise.
11252 (sse2_punpckhdq): Likewise.
11253 (sse2_punpckldq): Likewise.
11254 (sse2_punpckhqdq): Likewise.
11255 (sse2_punpcklqdq): Likewise.
11256 (*sse2_pinsrw): Likewise.
11257 (*sse2_pextrw): Likewise.
11258 (sse2_pshufd_1): Likewise.
11259 (sse2_uavgv16qi3): Likewise.
11260 (sse2_uavgv8hi3): Likewise.
11261 (sse2_psadbw): Likewise.
11262 (sse2_pmovmskb): Likewise.
11263 (*sse2_maskmovdqu): Likewise.
11264 (*sse2_maskmovdqu_rex64): Likewise.
11265 (sse4a_extrqi): Likewise.
11266 (sse4a_extrq): Likewise.
11267 (sse3_lddqu): Set prefix_rep.
11268 (sse3_addsubv4sf3): Likewise.
11269 (sse3_haddv4sf3): Likewise.
11270 (sse3_hsubv4sf3): Likewise.
11271 (sse_cvtss2si): Likewise.
11272 (sse_cvtss2si_2): Likewise.
11273 (sse_cvtss2siq): Likewise.
11274 (sse_cvtss2siq_2): Likewise.
11275 (sse_cvttss2si): Likewise.
11276 (sse_cvttss2siq): Likewise.
11277 (sse2_cvttps2dq): Likewise.
11278 (sse3_movshdup): Likewise.
11279 (sse3_movsldup): Likewise.
11280 (sse2_cvtsd2si): Likewise.
11281 (sse2_cvtsd2si_2): Likewise.
11282 (sse2_cvtsd2siq): Likewise.
11283 (sse2_cvtsd2siq_2): Likewise.
11284 (sse2_cvttsd2si): Likewise.
11285 (sse2_cvttsd2siq): Likewise.
11286 (*sse2_cvtpd2dq): Likewise.
11287 (*sse2_cvttpd2dq): Likewise.
11288 (sse2_pshuflw_1): Likewise.
11289 (sse2_pshufhw_1): Likewise.
11290 (sse4a_insertqi): Likewise.
11291 (sse4a_insertq): Likewise.
11292 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11293 (ssse3_phadddv4si3): Likewise.
11294 (ssse3_phaddswv8hi3): Likewise.
11295 (ssse3_phsubwv8hi3): Likewise.
11296 (ssse3_phsubdv4si3): Likewise.
11297 (ssse3_phsubswv8hi3): Likewise.
11298 (ssse3_pmaddubswv8hi3): Likewise.
11299 (ssse3_pmulhrswv8hi3): Likewise.
11300 (ssse3_pshufbv16qi3): Likewise.
11301 (ssse3_psign<mode>3): Likewise.
11302 (ssse3_palignrti): Likewise.
11303 (abs<mode>2): Likewise.
11304 (ssse3_phaddwv4hi3): Set prefix_extra.
11305 (ssse3_phadddv2si3): Likewise.
11306 (ssse3_phaddswv4hi3): Likewise.
11307 (ssse3_phsubwv4hi3): Likewise.
11308 (ssse3_phsubdv2si3): Likewise.
11309 (ssse3_phsubswv4hi3): Likewise.
11310 (ssse3_pmaddubswv4hi3): Likewise.
11311 (ssse3_pmulhrswv4hi3): Likewise.
11312 (ssse3_pshufbv8qi3): Likewise.
11313 (ssse3_psign<mode>3): Likewise.
11314 (ssse3_palignrdi): Likewise.
11315 (abs<mode>2): Likewise.
11316 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11317 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11318 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11320 2007-04-23 Nick Clifton <nickc@redhat.com>
11322 * params.def: Fix formatting of emacs local variables.
11324 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11326 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11327 move if inter-unit move isn't allowed.
11328 Don't split moving the first element of V2DI to DI to inter-unit
11329 move if inter-unit move isn't allowed.
11331 2007-04-23 Richard Guenther <rguenther@suse.de>
11333 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11334 and CDI_POST_DOMINATORS separately.
11336 2007-04-23 Nick Clifton <nickc@redhat.com>
11338 * c.opt (Wformat-contains-nul): Add warning attribute.
11340 2007-04-23 Jan Hubicka <jh@suse.cz>
11342 * function.c (init_function_start): Don't init line number info.
11343 (expand_function_end): Update.
11344 (reset_block_changes, record_block_change, finalize_block_changes,
11345 check_block_change, free_block_changes): Kill.
11346 * function.h (reset_block_changes, record_block_change,
11347 finalize_block_changes, check_block_change, free_block_changes):
11349 (struct function): Remove ib_boundaries_block.
11350 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11351 Use curr_insn_locator to initialize locator.
11352 (emit_line_note): Remove.
11353 * cfgexpand.c (expand_gimple_cond_expr): Update.
11354 (construct_exit_block): Likewise.
11355 (tree_expand_cfg): Initialize/finalize locators.
11356 * expr.c (expand_expr_real): Update.
11357 * cfglayout.c (line_locators_locs, line_locators_lines,
11358 file_locators_locs, file_locators_files): Remove.
11359 (set_block_levels): Move to cfgexpand.c.
11360 (insn_locators_initialize): Remove.
11361 (pass_insn_locators_initialize): Remove.
11362 (locations_locators_locs, locations_locators_vals): New static vars.
11363 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11365 (insn_locators_alloc, insn_locators_finalize,
11366 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11368 (locator_location): New.
11369 (locator_line, locator_file): Rewrite.
11370 * rtl.h (emit_line_note): Kill.
11371 (insn_locators_alloc, insn_locators_finalize,
11372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11374 * tree-inline.c (initialize_cfun): Do not initialize
11375 ib_boundaries_block.
11376 * passes.c (pass_insn_locators_initialize): Remove.
11378 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11380 PR middle-end/31448
11381 * expr.c (reduce_to_bit_field_precision): Handle
11384 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11386 PR tree-optimization/24659
11387 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11388 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11389 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11390 * genopinit.c (optabs): Rename vec_pack_mod_optab
11391 to vec_pack_trunc_optab.
11392 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11393 early for scalar floating point operands for NOP_EXPR.
11394 (vectorizable_type_promotion): Ditto.
11395 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11396 vec_pack_trunc_optab.
11397 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11399 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11400 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11401 Rename from VEC_PACK_MOD_EXPR.
11402 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11403 * expr.c (expand_expr_real_1): Ditto.
11404 * tree-inline.c (estimate_num_insns_1): Ditto.
11405 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11407 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11408 (vec_unpacks_lo_v4sf): Ditto.
11409 (vec_pack_trunc_v2df): Ditto.
11410 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11411 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11412 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11414 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11416 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11418 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11419 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11420 packing of floating point operands.
11421 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11422 represent unpacking of floating point operands.
11423 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11424 [vec_unpacks_hi]: Ditto.
11425 [vec_unpacks_lo]: Ditto.
11427 2007-04-22 Jan Hubicka <jh@suse.cz>
11429 * final.c (rest_of_handle_final): Call
11430 targetm.asm_out.constructor/targetm.asm_out.destructor
11431 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11432 proper priority via decl_*_priority_insert.
11433 * c-common.c (c_expand_body): Likewise.
11435 2007-04-22 Richard Guenther <rguenther@suse.de>
11437 PR tree-optimization/29789
11438 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11439 (rewrite_reciprocal): New helper split out from
11440 determine_invariantness_stmt.
11441 (rewrite_bittest): Likewise.
11442 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11443 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11446 2007-04-22 Revital Eres <eres@il.ibm.com>
11448 * loop-unroll.c (var_to_expand): New field to support also
11449 insns of the form x = something + x.
11450 (analyze_insn_to_expand_var): Use it.
11451 (expand_var_during_unrolling): Likewise.
11453 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11455 * predict.c: Include pointer-set.h.
11456 (bb_predictions): New variable.
11457 (tree_predicted_by_p, tree_predict_edge,
11458 remove_predictions_associated_with_edge): Use bb_predictions map
11459 instead of bb->predictions.
11460 (clear_bb_predictions, assert_is_empty): New functions.
11461 (combine_predictions_for_bb): Use bb_predictions map. Call
11462 clear_bb_predictions.
11463 (tree_estimate_probability): Create and free bb_predictions map.
11464 * Makefile.in (predict.o): Add pointer-set.h dependency.
11465 * basic-block.h (struct basic_block_def): Remove predictions
11467 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11469 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11472 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11475 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11477 * timevar.c (timevar_print): Change reference of --disable-checking to
11478 --enable-checking=release. Also warn if assert checking is disabled.
11480 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11483 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11484 decl as addressable if the compound literal was marked as
11486 Mark the decl as a gimple register if it is a complex or
11487 vector decl and does not live in memory.
11489 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11491 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11492 (GENERIC_NEXT): New function macro.
11493 (PHI_CHAIN): Use phi_node's new chain variable.
11494 (tree_phi_node): Change tree_common to tree_base
11495 and add the chain field.
11496 * tree-phinodes.c (make_phi_node): Don't set
11497 TREE_TYPE on the new node.
11498 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11499 instead of checking GIMPLE_TUPLE_P in chain_next.
11500 * tree-vect-transform.c
11501 (get_initial_def_for_induction): Look at
11502 PHI_RESULT_TREE for the type of the phi node.
11503 (update_vuses_to_preheader): Use PHI_CHAIN
11504 instead of TREE_CHAIN on the phi node.
11505 * tree-ssa-structalias.c (compute_points_to_sets):
11507 (ipa_pta_execute): Likewise.
11509 2007-04-21 Richard Guenther <rguenther@suse.de>
11511 PR middle-end/31136
11512 * fold-const.c (fold_unary): Call fold_convert_const on the
11515 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11517 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11518 (store_killed_in_pat): New.
11520 2007-04-20 Richard Henderson <rth@redhat.com>
11523 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11524 TREE_LIST with a void_type_node value, not void_list_node exactly.
11526 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11528 * doc/standards.texi: Re-arrange into language-specific
11529 subsections. Add a C++ section, documenting which standards we
11532 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11534 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11535 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11537 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11539 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11540 ecrti.o and crtbegin.o.
11541 (LIB_DEFAULT_SPEC): Include -lc.
11542 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11544 2007-04-20 Richard Henderson <rth@redhat.com>
11547 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11548 argument; update all callers.
11549 (get_unaligned_offset): New.
11550 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11551 get_unaligned_address, just pass on the address directly.
11552 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11553 the subreg in the helper patterns.
11554 (unaligned_extendqidi_le): Use get_unaligned_offset.
11555 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11556 (unaligned_extendhidi_be): Likewise.
11557 (unaligned_extendhidi): Tidy.
11558 * config/alpha/alpha-protos.h: Update.
11560 2007-04-20 Richard Henderson <rth@redhat.com>
11562 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11563 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11564 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11565 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11566 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11567 (CPP_SPEC): Don't include %(cpp_subtarget).
11568 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11569 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11570 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11572 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11574 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11575 for __builtin_ia32_cmpordss.
11577 PR tree-optimization/31632
11578 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11579 and arg1 for optimizations of comparison against min/max values.
11580 Fold arg0 to arg1's type for optimizations of comparison against
11581 min+1 and max-1 values.
11583 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11585 * reload.c (combine_reloads): When trying to use a dying register,
11586 check whether it's uninitialized and don't use if so.
11588 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11590 * fold-const.c: Remove prototypes for native_encode_expr and
11591 native_interpret_expr.
11592 (native_encode_expr): Make non-static.
11593 (native_interpret_expr): Likewise.
11594 * tree.h: Add prototypes for the above.
11596 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11598 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11599 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11600 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11601 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11602 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11603 Add length attributes.
11605 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11607 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11610 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11611 __STDC_WANT_DEC_FP__.
11613 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11615 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11616 for long double compatibility.
11617 * configure: Regenerate.
11619 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11621 PR rtl-optimization/29841
11622 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11624 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11625 that may cause control flow transfer from being moved.
11627 2007-04-18 Jan Hubicka <jh@suse.cz>
11629 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11632 2007-04-18 Eric Christopher <echristo@apple.com>
11634 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11635 only. Update operands.
11636 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11637 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11638 link register to pic register.
11640 2007-04-18 Dirk Mueller <dmueller@suse.de>
11642 PR diagnostic/31227
11643 * tree-vrp.c (search_for_addr_array): New.
11644 (check_array_bounds): Suppress warning about
11645 address taken of array refs if its not de-referenced.
11647 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11649 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11650 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11652 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11653 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11654 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11656 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11658 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11660 (vect_analyze_scalar_cycles): Fix indentation.
11661 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11662 (vect_mark_relevant): Include phis in relevance analysis.
11664 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11666 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11668 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11669 output_operand_lossage().
11671 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11673 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11674 the unused code for reduction without adjust-in-epilog to simplify the
11677 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11679 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11680 (S390_TDC_NEGATIVE_ZERO): New constant.
11681 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11682 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11683 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11684 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11685 (S390_TDC_POSITIVE_INFINITY): New constant.
11686 (S390_TDC_NEGATIVE_INFINITY): New constant.
11687 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11688 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11689 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11690 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11691 (S390_TDC_INFINITY): New constant.
11692 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11693 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11694 optimization for UNSPEC_CCZ_TO_INT.
11695 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11696 ("*ccz_to_int"): New insn.
11697 ("isinf<mode>2"): New insn.
11698 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11699 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11700 (UNSPEC_CCZ_TO_INT): New constant.
11702 2007-04-18 Richard Guenther <rguenther@suse.de>
11704 PR tree-optimization/19431
11705 PR tree-optimization/21463
11706 * tree-pass.h (pass_phiprop): Declare.
11707 * passes.c (init_optimization_passes): New phiprop pass.
11708 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11709 (phivn_valid_p): New helper function.
11710 (phiprop_insert_phi): Likewise.
11711 (propagate_with_phi): Likewise.
11712 (tree_ssa_phiprop): New propagator propagating loads
11713 through phi nodes if profitable.
11715 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11717 * tree-vect-analyze.c (process_use): New function.
11718 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11719 Check phis in all bbs.
11720 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11723 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11725 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11728 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11731 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11734 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11736 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11738 (sse_vmmulv4sf3): Likewise.
11739 (sse2_vmaddv2df3): Likewise.
11740 (sse2_vmmulv2df3): Likewise.
11742 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11744 PR rtl-optimization/31360
11745 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11746 (target_reg_cost): New.
11747 (init_set_costs): Initialize target_reg_cost. Add comments
11748 regarding the rationale of the costs.
11749 (global_cost_for_size): Renamed to...
11750 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11751 of register pressure.
11752 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11753 estimate_reg_pressure_cost. Add number of ivs.
11754 (determine_set_costs): Dump target_reg_cost.
11755 * loop-invariant.c (gain_for_invariant): Use
11756 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11757 (best_gain_for_invariant, find_invariants_to_move): Remove
11759 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11760 (target_reg_cost): Declare.
11761 (global_cost_for_size): Declaration removed.
11762 (estimate_reg_pressure_cost): Declare.
11764 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11766 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11767 regnos into even/odd register pairs.
11768 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11769 TDmode similar to the other floating point modes.
11770 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11771 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11773 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11774 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11775 (movdd_hardfloat64): Use TARGET_MFPGPR.
11777 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11779 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11782 2005-01-05 Richard Henderson <rth@redhat.com>
11784 * reload1.c (do_input_reload): Restrict the optimization deleteing
11785 a previous output reload to RELOAD_FOR_INPUT.
11787 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11789 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11790 induc_vec_info_type.
11791 (vectorizable_induction): New function declaration.
11792 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11793 check if already vectorized. Find first place in BB where new stmts
11794 can be inserted. Takes only one argument.
11795 (vectorizable_induction): New function.
11796 (vect_transform_stmt): Add case for induc_vec_info_type to call
11797 vectorizable_induction.
11798 (vect_transform_loop): Consider phis for vectorization.
11799 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11801 (analyze_operations): Call vectorizable_induction when analyzing phis.
11803 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11804 (vect_mark_relevant): Include phis in relevance analysis.
11805 (vect_mark_stmts_to_be_vectorize): Likewise.
11806 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11808 2007-04-16 Lawrence Crowl <crowl@google.com>
11810 * doc/invoke.texi (Debugging Options): Add documentation for the
11811 -femit-struct-debug options -femit-struct-debug-baseonly,
11812 -femit-struct-debug-reduced, and
11813 -femit-struct-debug-detailed[=...].
11815 * c-opts.c (c_common_handle_option): Add
11816 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11817 and OPT_femit_struct_debug_detailed_.
11818 * c.opt: Add specifications for
11819 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11820 and -femit-struct-debug-detailed[=...].
11821 * opts.c (set_struct_debug_option): Parse the
11822 -femit-struct-debug-... options.
11823 * opts.c (matches_main_base, main_input_basename,
11824 main_input_baselength, base_of_path, matches_main_base): Add
11825 variables and functions to compare header base name to compilation
11827 * opts.c (should_emit_struct_debug): Add to determine to emit a
11828 structure based on the option.
11829 (dump_struct_debug) Also disabled function to debug this
11831 * opts.c (handle_options): Save the base name of the
11834 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11835 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11836 This hook indicates if a type is generic. Set it by default
11837 to "never generic".
11838 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11839 to determine if a struct type is generic or not.
11840 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11841 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11842 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11843 with live C++ hook.
11845 * flags.h (enum debug_info_usage): Add an enumeration to describe
11846 a program's use of a structure type.
11847 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11848 to indicate the program's usage of the type. Filter structs based
11849 on the -femit-struct-debug-... specification.
11850 (gen_type_die): Split into two routines, gen_type_die and
11851 gen_type_die_with_usage. gen_type_die is now a wrapper
11852 that assumes direct usage.
11853 (gen_type_die_with_usage): Replace calls to gen_type_die
11854 with gen_type_die_with_usage adding the program usage of
11855 the referenced type.
11856 (dwarf2out_imported_module_or_decl): Suppress struct debug
11857 information using should_emit_struct_debug when appropriate.
11859 2007-04-16 Ian Lance Taylor <iant@google.com>
11861 PR tree-optimization/31522
11862 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11863 (vrp_initialize): Allocate vr_phi_edge_counts.
11864 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11865 executable edge. Drop test for all constants.
11866 (vrp_finalize): Free vrp_phi_edge_counts.
11868 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11869 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11871 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11872 predecessors at head rather than tail.
11874 2007-04-16 Matthias Klose <doko@debian.org>
11876 * config/alpha/linux.h (CPP_SPEC): Define.
11877 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11879 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11881 * function.h: Remove sequence_stack extern declaration.
11883 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11885 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11887 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11890 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11892 * config/avr/avr.c (avr_arch_types): Rearranging array.
11893 (enum avr_arch): Add.
11894 (avr_mcu_types): Use avr_arch enumeration constants instead of
11896 * config/avr/avr.h (LINK_SPEC): Simplify.
11898 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11900 * config/m68k/m68k.c (m68k_libcall_value,
11901 m68k_function_value): Use macros for register names more.
11903 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11905 (M68K_REGNAME): Use A6_REG.
11906 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11908 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11910 PR middle-end/28071
11911 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11912 'pending_read_list_length' and 'pending_write_list_length'. Update
11914 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11915 to handle two length counters instead of one. Update all uses.
11916 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11917 two length counters instead of one.
11918 * sched-rgn.c (propagate_deps): Update to handle two length counters
11921 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11924 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11925 copy of source, pass it to ix86_expand_vector_set and return
11928 2007-04-16 David Ung <davidu@mips.com>
11929 Joseph Myers <joseph@codesourcery.com>
11931 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11932 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11933 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11934 Add 74K processor information.
11935 * config/mips/mips.md: Include 74k.md.
11936 (cpu): Add 74kc,74kf,74kx.
11937 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11938 * config/mips/74k.md: New.
11939 * doc/invoke.texi (MIPS Options): Document 74K support.
11941 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11943 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11944 vectorizable_* functions.
11945 * tree-vect-transform.c (vectorizable_call): Add check for
11946 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11947 (vectorizable_store): likewise.
11948 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11950 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11951 (vectorizable_type_promotion, vectorizable_load): Likewise.
11952 (vectorizable_live_operation, vectorizable_condition): Likewise.
11953 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11955 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11957 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11959 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11960 register numbers more.
11961 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11962 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11963 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11964 FUNCTION_VALUE_REGNO_P): Likewise.
11965 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11966 STATIC_CHAIN_REGNUM): Likewise.
11967 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11968 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11969 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11970 * config/m68k/m68k.md (FP_REG): New.
11972 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11974 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
11977 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11979 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
11980 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
11983 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
11985 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
11988 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
11991 * c-decl.c (finish_decl): Grab the type of the decl after the call
11992 to store_init_value.
11994 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
11996 * common.opt (fforward-propagate): Fix "Optimization" annotation.
11998 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12001 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12002 dominators, post dominators and cleanup cfg before returning.
12004 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12006 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12007 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12009 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12011 * config.gcc: Recognize fido.
12012 * config/m68k/m68k-devices.def (fidoa): New.
12013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12015 (FL_FIDOA, TARGET_FIDOA): New.
12016 * config/m68k/m68k.opt (mfidoa): New.
12018 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12020 PR middle-end/31322
12021 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12022 when a personality function is used.
12024 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12026 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12028 2007-04-13 Mike Stump <mrs@apple.com>
12030 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12032 * config/darwin.opt (fapple-kext): Make C++ only.
12033 * config/darwin.c (darwin_override_options): Remove code to ensure
12034 -fapple-kext is given for C++ only.
12036 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12038 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12039 * config/mips/mips.c (override_options): Call
12040 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12042 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12044 * config/i386/i386.opt (msvr3-shlib): Removed.
12046 * doc/invoke.texi: Remove -msvr3-shlib.
12048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12050 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12051 with "popcnt" instruction.
12053 2007-04-13 Richard Guenther <rguenther@suse.de>
12055 PR tree-optimization/21258
12056 * tree-vrp.c (compare_case_labels): New helper.
12057 (find_switch_asserts): New function.
12058 (find_assert_locations): Call it for SWITCH_EXPRs.
12060 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12062 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12063 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12064 check is now implied in X87_FLOAT_MODE_P.
12065 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12066 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12067 (fix_trunc<mode>_i386_fisttp): Ditto.
12068 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12069 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12070 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12071 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12072 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12073 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12074 (unnamed_splitters): Ditto.
12075 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12076 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12077 FIRST_SSE_REG for local functions when SSE math is enabled or
12078 for functions with sseregparm attribute.
12079 (standard_80387_constant_p): Return -1 if mode is not
12081 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12082 (ix86_expand_compare): Ditto.
12083 (ix86_expand_carry_flag_compare): Ditto.
12084 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12085 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12086 DECIMAL_FLOAT_MODE_P.
12087 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12088 of SCALAR_FLOAT_MODE_P.
12089 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12090 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12091 checks before FLOAT_MODE_P.
12092 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12093 before FLOAT_MODE_P.
12098 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12100 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12101 Charles Wilson <libtool@cwilson.fastmail.fm>
12103 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12104 (libgcc.mvars): Don't depend on them.
12105 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12106 * exec-tool.in: New.
12108 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12110 * doc/invoke.text (--help): Document --help=common.
12112 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12114 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12116 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12118 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12119 * genemit.c (main): Emit #include "integrate.h".
12120 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12121 (LOADGP_RTP): New mips_loadgp_style.
12122 * config/mips/mips.h: Include config/vxworks-dummy.h.
12123 (TARGET_RTP_PIC): New macro.
12124 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12125 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12126 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12127 for TARGET_RTP_PIC.
12128 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12129 -mvxworks-pic when using -mrtp and a PIC option.
12130 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12132 (mips_symbolic_constant_p, mips_symbolic_address_p)
12133 (mips_symbol_insns): Handle SYMBOL_HALF.
12134 (override_options): Warn about -G and -mrtp being used together.
12135 Initialize mips_lo_relocs[SYMBOL_HALF].
12136 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12137 (mips_emit_loadgp): Handle LOADGP_RTP.
12138 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12139 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12140 (tablejump): Handle function-relative case table entries if
12142 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12144 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12146 * config/mips/mips.md (load_call<mode>): Allow any general register.
12148 (sibcall_value_internal, sibcall_value_multiple_internal)
12149 (call_value_internal, call_value_split, call_value_multiple_internal)
12150 (call_value_multiple_split): Remove constraints from operand 0.
12152 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12154 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12155 rather than loadgp_noshared.
12156 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12157 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12159 * config/mips/mips.md (loadgp): Rename to...
12160 (loadgp_newabi): ...this.
12161 (loadgp_noshared): Rename to...
12162 (loadgp_absolute): ...this.
12164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12166 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12167 false for locally-binding symbols.
12168 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12172 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12173 (SYMBOL_GOT_PAGE_OFST): ...this.
12174 (SYMBOL_GOT_GLOBAL): Rename to...
12175 (SYMBOL_GOT_DISP): ...this.
12176 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12177 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12178 * config/mips/mips.c (mips_global_symbol_p): New function.
12179 (mips_symbol_binds_local_p): Likewise.
12180 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12181 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12182 mips_global_symbol_p and mips_symbol_binds_local_p.
12183 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12184 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12185 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12186 SYMBOL_GOTOFF_DISP.
12187 (mips_ok_for_lazy_binding_p): New function.
12188 (mips_load_call_address, mips_expand_call): Use it.
12189 (mips_dangerous_for_la25_p): Likewise.
12190 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12191 (*got_disp<mode>): Use got_disp_operand instead of
12192 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12193 SYMBOL_GOTOFF_GLOBAL.
12194 (*got_page<mode>): Use got_page_ofst_operand instead of
12196 * config/mips/predicates.md (const_call_insn_operand): Use
12197 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12198 (global_got_operand): Rename to...
12199 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12201 (local_got_operand): Rename to...
12202 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12203 of SYMBOL_GOT_LOCAL.
12205 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12207 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12208 TARGET_CALL_CLOBBERED_GP.
12209 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12210 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12211 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12212 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12213 of TARGET_ABICALLS && !TARGET_NEWABI.
12214 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12215 * config/mips/mips.c (mips_load_call_address): Check
12216 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12217 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12218 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12219 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12220 TARGET_ABICALLS && TARGET_NEWABI.
12221 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12223 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12224 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12225 TARGET_ABICALLS && TARGET_NEWABI.
12226 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12227 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12228 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12229 whether indirect calls must use $25.
12230 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12232 * config/mips/mips.md (jal_macro): Check flag_pic and
12233 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12234 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12235 instead of TARGET_ABICALLS.
12236 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12237 TARGET_ABICALLS && TARGET_OLDABI.
12238 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12239 (sibcall): In the comment above the define_insn, mention
12240 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12241 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12242 instead of TARGET_ABICALLS.
12244 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12246 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12247 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12248 (MACFLAGS_MATCH_P): New macro.
12249 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12250 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12251 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12252 the other MACFLAG constants.
12253 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12254 (flag_machi): Tighten constraints. Renumber some of the operands.
12255 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12257 (flag_machi_parts_acconly): New pattern.
12258 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12260 (flag_macinit1hi): Tighten constraints.
12261 (flag_mul_macv2hi_parts_acconly): New pattern.
12263 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12264 Use a more efficient implementation.
12265 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12266 inline sequences when not optimizing for size.
12268 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12269 movhi_high2low): Delete, merge functionality into...
12270 (packv2hi): ... this pattern.
12272 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12273 * config/bfin/bfin.opt (msim): New option.
12274 (mcpu=): New option.
12275 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12276 (bfin_cpu_t): Typedef of enum bfin_cpu.
12277 (bfin_cpu_type): New declaration.
12278 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12279 -msim and -mcpu= options.
12280 (LIB_SPEC): Likewise.
12281 * config/bfin/bfin.c (bfin_cpu_type): Define.
12282 (bfin_handle_option): Handle -mcpu= option.
12283 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12284 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12285 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12287 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12289 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12290 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12291 (powerpc-wrs-vxworksae): Use ${tm_file}.
12292 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12293 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12294 * config/i386/vx-common.h: New file.
12296 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12298 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12301 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12303 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12306 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12310 * c-common.c (c_build_qualified_type): Set canonical type
12313 2007-04-12 Richard Guenther <rguenther@suse.de>
12315 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12316 lower bound and element size if lower bound is not zero
12317 or either of the ARRAY_REF operands is set.
12319 2007-04-12 Richard Guenther <rguenther@suse.de>
12321 PR tree-optimization/24689
12322 PR tree-optimization/31307
12323 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12325 * gimplify.c (canonicalize_addr_expr): To be consistent with
12326 gimplify_compound_lval only set operands two and three of
12327 ARRAY_REFs if they are not gimple_min_invariant. This makes
12328 it never at this place.
12329 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12331 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12333 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12334 null before emitting a .nsubspa directive.
12336 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12338 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12339 need_to_partition_p if there are no memory statements in the
12342 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12344 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12345 (gcd_of_steps_may_divide_p): New function.
12346 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12348 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12350 * reload.c (find_reloads_toplev, find_reloads_address,
12351 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12352 not a pointer equality test, to decide if we need to call
12353 push_reg_equiv_alt_mem.
12355 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12357 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12358 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12360 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12362 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12364 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12365 vector to be positive.
12367 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12371 * doc/invoke.texi: Document --params max-aliased-vops and
12373 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12374 debug_memory_partitions): Move to tree-flow.h
12375 * params.h (AVG_ALIASED_VOPS): Define.
12376 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12378 (mp_info_t): Likewise.
12379 (get_mem_sym_stats_for): New.
12380 (set_memory_partition): Move from tree-flow-inline.h.
12381 (mark_non_addressable): Only clear the set of symbols for the
12382 partition if it exists.
12383 (dump_memory_partitions): Move from tree-ssa-operands.c
12384 (debug_memory_partitions): Likewise.
12385 (need_to_partition_p): New.
12386 (dump_mem_ref_stats): New.
12387 (debug_mem_ref_stats): New.
12388 (dump_mem_sym_stats): New.
12389 (debug_mem_sym_stats): New.
12390 (update_mem_sym_stats_from_stmt): New.
12391 (compare_mp_info_entries): New.
12392 (mp_info_cmp): Call it.
12393 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12395 (get_mpt_for): Move from tree-ssa-operands.c.
12396 (find_partition_for): New.
12397 (create_partition_for): Remove.
12398 (estimate_vop_reduction): New.
12399 (update_reference_counts): New.
12400 (build_mp_info): New.
12401 (compute_memory_partitions): Refactor.
12402 Document new heuristic.
12403 Call build_mp_info, update_reference_counts,
12404 find_partition_for and estimate_vop_reduction.
12405 (compute_may_aliases): Populate virtual operands before
12406 calling debugging dumps.
12407 (delete_mem_sym_stats): New.
12408 (delete_mem_ref_stats): New.
12409 (init_mem_ref_stats): New.
12410 (init_alias_info): Call it.
12411 (maybe_create_global_var): Remove alias_info argument.
12412 Get number of call sites and number of pure/const call sites
12413 from gimple_mem_ref_stats().
12414 (dump_alias_info): Call dump_memory_partitions first.
12415 (dump_points_to_info_for): Show how many times a pointer has
12417 * opts.c (decode_options): For -O2 set --param
12418 max-aliased-vops to 500.
12419 For -O3 set --param max-aliased-vops to 1000 and --param
12420 avg-aliased-vops to 3.
12421 * fortran/options.c (gfc_init_options): Remove assignment to
12423 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12424 * tree-dfa.c (dump_variable): Dump memory reference
12426 Dump NO_ALIAS* settings.
12427 (referenced_var_lookup): Tidy.
12428 (mem_sym_stats): New.
12429 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12430 and ORIG are different SSA names for a memory partition.
12431 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12432 * tree-flow.h (struct mem_sym_stats_d): Define.
12433 (mem_sym_stats_t): Define.
12434 (struct mem_ref_stats_d): Define.
12435 (struct gimple_df): Add field mem_ref_stats.
12436 (enum noalias_state): Define.
12437 (struct var_ann_d): Add bitfield noalias_state.
12438 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12439 debug_mem_ref_stats, debug_memory_partitions,
12440 debug_mem_sym_stats): Declare.
12441 * tree-ssa-structalias.c (update_alias_info): Update call
12442 sites, pure/const call sites and asm sites in structure
12443 returned by gimple_mem_ref_stats.
12444 Remove local variable IS_POTENTIAL_DEREF.
12445 Increase NUM_DEREFS if the memory expression is a potential
12447 Call update_mem_sym_stats_from_stmt.
12448 If the memory references memory, call
12449 update_mem_sym_stats_from_stmt for all the direct memory
12450 symbol references found.
12451 (intra_create_variable_infos): Set noalias_state field for
12452 pointer arguments according to the value of
12453 flag_argument_noalias.
12454 * tree-ssa-structalias.h (struct alias_info): Remove fields
12455 num_calls_found and num_pure_const_calls_found.
12456 (update_mem_sym_stats_from_stmt): Declare.
12457 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12458 Set default value to 100.
12459 (PARAM_AVG_ALIASED_VOPS): Define.
12461 2007-04-11 Richard Guenther <rguenther@suse.de>
12463 PR middle-end/31530
12464 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12465 a * -b + c as c - a * b if we honor sign dependent rounding.
12467 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12469 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12470 bfin_expand_strmov.
12471 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12472 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12474 (initialize_trampoline): Don't use old-style function definition.
12475 (bfin_secondary_reload): Mark IN_P argument as unused.
12477 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12479 PR tree-optimization/31343
12480 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12481 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12482 * testsuite/gcc.dg/vect/pr31343.c: New.
12484 2007-04-10 Eric Christopher <echristo@apple.com>
12486 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12487 * config/i386/i386.md (*cmpfp0): Use.
12488 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12489 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12490 (fix_trunc<mode>_i386_fisttp): Ditto.
12491 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12492 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12493 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12494 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12495 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12496 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12497 (unnamed_splitters): Ditto.
12498 * config/i386/i386.c (output_fix_trunc): Assert that
12499 we're not being passed a TFmode operand.
12501 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12503 PR tree-optimization/31526
12504 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12505 n_basic_blocks to find newly added blocks.
12507 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12509 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12511 (fix_trunc<mode>si_sse): Ditto.
12512 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12513 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12514 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12515 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12516 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12517 expander using SSEMODEF mode macro.
12518 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12519 expander using SSEMODEF mode macro.
12520 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12521 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12522 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12523 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12524 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12525 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12526 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12527 Macroize insn using X87MODEF mode macro.
12529 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12531 * config/i386/sse.md (sse2_pinsrw): Removed.
12532 (sse2_pextrw): Renamed to ...
12533 (*sse2_pextrw): This.
12535 2007-04-09 Jan Hubicka <jh@suse.cz>
12538 * config/i386/sse.md
12539 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12540 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12541 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12542 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12544 2007-04-09 Jan Hubicka <jh@suse.cz>
12546 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12547 multiple fields of union.
12549 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12551 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12552 (create_preheaders): Check that loops are available.
12553 (fix_loop_structure): Clean up, improve comments.
12554 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12555 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12557 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12558 * predict.c (tree_estimate_probability): Do not call
12559 calculate_dominance_info. Call create_preheaders.
12560 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12561 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12563 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12564 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12565 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12566 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12569 2007-04-08 Jan Hubicka <jh@suse.cz>
12571 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12572 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12573 * fold-const.c (fold_unary): Use it.
12575 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12577 * varasm.c (assemble_variable): Remove call to
12578 lang_hooks.decls.prepare_assemble_variable.
12579 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12580 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12581 * langhooks.h (lang_hooks_for_decls): Remove
12582 prepare_assemble_variable.
12584 2007-04-08 Mike Stump <mrs@apple.com>
12586 * config/i386/i386.c: Use inc/dec on Core2.
12588 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12590 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12591 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12592 lhd_tree_inlining_end_inlining): Remove.
12593 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12594 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12595 end_inlining hooks.
12596 * langhooks-def.h (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 prototypes.
12599 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12600 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12601 LANG_HOOKS_TREE_INLINING_START_INLINING,
12602 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12604 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12607 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12610 * config/avr/predicates.md (io_address_operand): Delete predicate.
12611 (low_io_address_operand): Don't use 'mode' argument.
12612 (higth_io_address_operand): Rename ...
12613 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12614 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12617 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12619 Revert change removing staticp.
12621 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12624 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12627 2007-04-07 Bruce Korb <bkorb@gnu.org>
12629 * c.opt: Add -Wformat-contains-nul.
12630 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12632 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12633 the NUL byte warning.
12635 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12637 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12639 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12641 * tree.c (staticp): No longer use staticp langhook.
12642 * langhooks.c (lhd_staticp): Removed.
12643 * langhooks.h (struct lang_hooks): Remove staticp.
12644 * c-common.c (c_staticp): Remove.
12645 * c-common.h (c_staticp): Ditto.
12646 * langhooks-defs.h (lhd_staticp): Ditto.
12647 (LHD_HOOKS_STATICP): Ditto
12648 * tree.h (gcc_assert_lowered): New macro.
12650 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12652 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12653 argument "reliable".
12654 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12655 Add argument "reliable". Propagate it through calls.
12656 (infer_loop_bounds_from_undefined): Derive number of iterations
12657 estimates from references in blocks that do not dominate loop latch.
12658 (gcov_type_to_double_int): New function.
12659 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12660 and expected_loop_iterations_unbounded.
12661 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12662 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12663 * tree-data-ref.c (estimated_loop_iterations): Export.
12664 (get_references_in_stmt): Fix -- do not return addresses of local
12666 * cfgloop.h (expected_loop_iterations_unbounded,
12667 estimated_loop_iterations): Declare.
12669 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12671 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12673 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12675 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12676 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12677 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12678 Use output_387_reg_move().
12679 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12680 expander using X87MODEF12 mode macro.
12681 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12682 choosing register preferences. Use output_387_reg_move().
12683 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12684 instead of "x". Use output_387_reg_move().
12685 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12686 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12687 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12688 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12689 Use output_387_reg_move().
12690 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12692 (*truncxf?f_i387 splitter): Ditto.
12694 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12696 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12697 LANG_HOOKS_SAFE_FROM_P.
12698 * expr.c (safe_from_p): Remove langhook call.
12699 * langhooks.h (lang_hooks): Remove safe_from_p.
12700 (lhd_safe_from_p): Remove prototype.
12701 * langhooks.c (lhd_safe_from_p): Remove.
12703 2007-04-06 Jan Hubicka <jh@suse.cz>
12705 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12708 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12710 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12711 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12712 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12713 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12715 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12716 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12718 2007-04-05 Richard Henderson <rth@redhat.com>
12720 * config/alpha/alpha.c (print_operand) [+]: Remove.
12721 (alpha_end_function): Print nop if call at end of function.
12722 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12723 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12724 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12725 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12726 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12727 the call pattern. Update peepholes to match.
12729 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12731 * doc/extend.texi (Other Builtins): Add decimal float variants
12733 * builtins.def: Ditto.
12734 * builtins.c (expand_builtin): Ditto.
12736 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12737 H.J. Lu <hongjiu.lu@intel.com>
12740 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12741 of V8HImode when calling ix86_binary_operator_ok.
12742 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12743 (sdot_prodv8hi): Operands 1 and 2 must be register.
12745 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12747 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12748 initialize align to silence bogus warning.
12750 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12752 PR middle-end/22156
12753 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12755 (struct sra_walk_fns): Remove use_all parameter from use.
12756 (sra_hash_tree): Handle BIT_FIELD_REFs.
12757 (sra_elt_hash): Don't hash bitfld blocks.
12758 (sra_elt_eq): Skip them in parent compares as well. Handle
12760 (sra_walk_expr): Don't maintain or pass down use_all_p.
12761 (scan_use): Remove use_all parameter.
12762 (scalarize_use): Likewise. Re-expand assignment to
12763 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12764 output, and re-scalarize after output. Don't mark anything
12766 (scalarize_ldst): Adjust.
12767 (scalarize_walk_gimple_modify_statement): Likewise.
12768 (build_element_name_1): Handle BIT_FIELD_REFs.
12769 (instantiate_element): Don't warn for any element whose parent
12770 is used as a whole.
12771 (instantiate_missing_elements_1): Return the sra_elt.
12772 (canon_type_for_field): New.
12773 (try_instantiate_multiple_fields): New.
12774 (instantiate_missing_elemnts): Use them.
12775 (mark_no_warning): Removed.
12776 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12777 (REPLDUP, sra_build_elt_assignment): New.
12778 (generate_copy_inout): Use them.
12779 (generate_element_copy): Likewise. Handle bitfld differences.
12780 (generate_element_zero): Don't recurse for blocks. Use
12781 sra_build_elt_assignment.
12782 (generate_one_element_int): Take elt instead of var. Use
12783 sra_build_elt_assignment.
12784 (generate_element_init_1): Adjust.
12785 (scalarize_use, scalarize_copy): Use REPLDUP.
12786 (scalarize_ldst): Move assert before dereference.
12787 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12789 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12791 * regmove.c: Fix unused variable warnings due to previous commit.
12793 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12795 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12796 (regmove_bb_head): Remove.
12797 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12798 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12799 problems with fixup_match_1.
12800 Don't initialize/free regmove_bb_head.
12802 (reg_is_remote_constant_p): If an insn is in the same basic block
12803 but not before INSN, consider it remote, too.
12805 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12808 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12809 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12811 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12813 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12814 (CONDITIONAL_REGISTER_USAGE): Likewise.
12816 2007-04-04 Richard Henderson <rth@redhat.com>
12818 * config/alpha/lib1funcs.asm: Remove unused file.
12820 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12823 * opts.c (print_specific_help): Fix --help=<language>
12825 (common_handle_option): Support --help=common.
12827 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12830 * gcc.c (main): Do not run the linker if
12831 print_subprocess_help indicates that it shouldn't be
12834 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12837 * doc/invoke.texi (--help=): Document <languages> value, fix
12838 formatting in tables of values.
12840 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12842 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12843 dllimport attribute of virtual methods.
12845 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12847 * config/score/crti.asm: Change _bss_start to __bss_start.
12848 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12849 (OUTGOING_REG_PARM_STACK_SPACE) update.
12850 * config/score/score.opt: add options to make backend support
12851 score5, score5u, score7 and score7d.
12852 * config/score/score.md: Likewise.
12853 * config/score/misc.md: Likewise.
12854 * config/score/mac.md: Likewise.
12855 * doc/invoke.texi: Likewise.
12856 * doc/md.texi: update constraints define.
12858 2007-04-03 Richard Henderson <rth@redhat.com>
12860 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12861 an appropriate type, use the mode instead.
12863 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12865 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12866 Set the default --with-arch setting to mips2.
12867 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12868 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12869 (MULTILIB_OSDIRNAMES): Delete.
12870 (MULTILIB_DIRNAMES): Define.
12871 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12872 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12873 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12874 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12875 VXWORKS_OS_CPP_BUILTINS.
12876 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12877 (MIPS_DEBUGGING_INFO): Undefine.
12878 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12880 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12882 PR middle-end/30704
12883 * fold-const.c (native_encode_real): Encode real.c provided longs
12884 as a series of 32-bit native integers.
12885 (native_interpret_real): Interpret buffer as a series of 32-bit
12888 2007-04-03 Richard Guenther <rguenther@suse.de>
12890 * genpreds.c (write_insn_constraint_len): Write function
12891 optimized for CONSTRAINT_LEN implementation.
12892 (write_tm_preds_h): Output insn_constraint_len inline and
12893 use it for CONSTRAINT_LEN.
12894 (write_insn_preds_c): Don't output insn_constraint_len.
12895 * doc/md.texi (define_register_constraint): Document multi-letter
12896 constraints shall have the same length if they start with the same
12899 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12902 * config/i386/i386.md (isinf<mode>2): Expand only when
12903 TARGET_C99_FUNCTIONS is set.
12905 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12907 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12908 (x86_64-*-linux*): Ditto.
12909 * config/i386/i386.opt (mpc): New option.
12910 * config/i386/i386.c (overrride_options): Handle
12911 ix87_precision_string.
12912 * config/i386/crtprec.c: New file.
12913 * config/i386/t-crtpc: Ditto.
12914 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12915 and -mpc80 options.
12916 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12917 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12918 crtprec32.o, crtprec64.o and crtprec80.o.
12920 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12921 and -mpc80 options.
12922 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12924 2007-04-02 Eric Christopher <echristo@apple.com>
12926 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12927 limitations on darwin.
12929 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12932 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12934 2007-04-02 Dave Korn <dave.korn@artimi.com>
12936 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12938 2007-04-02 Dave Korn <dave.korn@artimi.com>
12940 * libgcc2.h (exception_descriptor): Don't forward-declare.
12941 (__get_eh_table_language, __get_eh_table_version): Delete
12942 prototypes of long-dead functions.
12944 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12946 * ebitmap.h: New file
12947 * ebitmap.c: New file
12948 * Makefile.in (ebitmap.o): New target.
12950 2007-04-01 Jan Hubicka <jh@suse.cz>
12952 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12953 before very first instruction.
12955 2007-04-01 Jan Hubicka <jh@suse.cz>
12957 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12958 waring on 64bit hosts.
12959 * bitmap.h: Fix typo in bitmap_head_def.
12961 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12963 PR rtl-optimization/31391
12964 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12965 into a DELETED_LABEL note, and the label is in an empty basic
12966 block, update BB_END as well as BB_HEAD.
12968 2007-04-01 Richard Henderson <rth@redhat.com>
12970 PR tree-optimization/31169
12971 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12972 to varying if the range is outside [0, prec-1].
12974 2007-04-01 Richard Sandiford <richard@codesourcery.com>
12977 * config/mips/mips.md (load_const_gp): New insn.
12978 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
12979 the MIPS16 GP pseudo register if no_new_pseudos.
12980 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
12982 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
12985 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
12987 (call_value): Likewise.
12989 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
12990 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12993 * doc/invoke.texi: (optimization options): Reword description
12994 of -ffast-math. Document its primary purpose.
12996 2007-03-31 Richard Guenther <rguenther@suse.de>
12998 * omp-low.c (splay-tree.h): Include.
12999 (lookup_decl): Replace splay-tree usage by pointer-map.
13000 (maybe_lookup_decl): Likewise.
13001 (new_omp_context): Likewise.
13002 (delete_omp_context): Likewise.
13003 * gimplify.c (splay-tree.h): Include.
13004 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13006 (remap_ssa_name): Likewise.
13007 (remap_decl): Likewise.
13008 (remap_type_1): Likewise.
13009 (remap_type): Likewise.
13010 (copy_body_r): Likewise.
13011 (expand_call_inline): Likewise.
13012 (clone_body): Likewise.
13013 (copy_tree_r): Likewise.
13014 (remap_save_expr): Likewise.
13015 (unsave_r): Likewise.
13016 (unsave_expr_now): Likewise.
13017 (tree_function_versioning): Likewise.
13018 (build_duplicate_type): Likewise.
13019 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13020 (struct copy_body_data): Replace splay-tree by pointer-map.
13021 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13022 not $(SPLAY_TREE_H).
13023 (gimplify.o): Depend on $(SPLAY_TREE_H).
13024 (omp-low.p): Likewise.
13026 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13028 * config/avr/predicates.md (even_register_operand,
13029 odd_register_operand): New predicates.
13030 * config/avr/avr.md (movw peephole2): New.
13031 (movw_r peephole2): New.
13033 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13035 * tree.h (get_signed_or_unsigned_type): New.
13036 * fold-const.c (operand_equal_for_comparison_p): Use
13037 get_signed_or_unsigned_type instead of
13038 lang_hooks.types.signed_or_unsigned_type.
13039 * expr.c (store_expr): Ditto.
13040 * langhooks.c (get_signed_or_unsigned_type): New.
13041 (lhd_signed_or_unsigned_type): New.
13042 * langhooks.h (lhd_signed_or_unsigned_type): New.
13043 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13045 2007-03-30 Richard Henderson <rth@redhat.com>
13047 * tree-ssa-loop-ivopts.c: Include target.h.
13048 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13049 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13050 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13051 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13053 2007-03-30 Richard Henderson <rth@redhat.com>
13054 Kai Tietz <kai.tietz@onevision.com>
13056 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13057 default for 64-bit.
13058 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13059 (TARGET_64BIT_MS_ABI): New.
13060 (DBX_REGISTER_NUMBER): Handle 64-bit.
13061 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13062 (LONG_TYPE_SIZE): Force to 32.
13063 (REG_PARM_STACK_SPACE): New.
13064 (OUTGOING_REG_PARM_STACK_SPACE): New.
13065 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13066 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13067 (STACK_BOUNDARY): Use 128 for 64-bit.
13068 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13069 Add 64-bit implementation.
13070 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13072 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13073 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13074 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13075 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13076 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13077 TARGET_64BIT_MS_ABI.
13078 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13079 (ix86_pass_by_reference): Likewise.
13080 (ix86_function_value_regno_p): Likewise.
13081 (ix86_build_builtin_va_list): Likewise.
13082 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13083 (function_arg_advance_ms_64): New.
13084 (function_arg_advance): Call it.
13085 (function_arg_ms_64): New.
13086 (function_arg): Call it.
13087 (function_value_ms_64): New.
13088 (ix86_function_value_1): Call it.
13089 (return_in_memory_ms_64): New.
13090 (ix86_return_in_memory): Call it.
13091 (setup_incoming_varargs_ms_64): New.
13092 (ix86_setup_incoming_varargs): Call it.
13093 (ix86_expand_prologue): Handle 64-bit stack probing.
13094 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13095 (output_pic_addr_const): Likewise.
13096 (x86_this_parameter): Likewise.
13097 (x86_output_mi_thunk): Likewise.
13098 (x86_function_profiler): Likewise.
13099 (TARGET_STRICT_ARGUMENT_NAMING): New.
13100 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13101 (TARGET_64BIT_MS_ABI): New.
13102 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13103 * config/i386/i386.md (allocate_stack_worker): Remove.
13104 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13105 describe the clobber of eax without a match_scratch.
13106 (allocate_stack_worker_postreload): Remove.
13107 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13108 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13109 (allocate_stack_worker_rex64_postreload): Remove.
13110 (allocate_stack): Handle 64-bit.
13111 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13112 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13113 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13114 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13115 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13116 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13117 * config.build (x86_64-*-mingw*): New host.
13118 * config.host (x86_64-*-mingw*): New host.
13119 * config.gcc (x86_64-*-mingw*): New target.
13120 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13122 2007-03-30 Richard Henderson <rth@redhat.com>
13123 Kai Tietz <kai.tietz@onevision.com>
13125 * c-pragma.c (struct def_pragma_macro_value): New.
13126 (struct def_pragma_macro): New.
13127 (pushed_macro_table): New.
13128 (dpm_hash, dpm_eq): New.
13129 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13130 (init_pragma): Install them.
13131 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13133 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13135 * config/avr/avr.c (avr_override_options): Clear
13136 'flag_delete_null_pointer_checks'.
13138 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13141 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13142 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13143 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13144 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13145 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13146 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13147 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13149 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13151 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13153 * regmove.c: Move all of pass_stack_adjustments from here...
13154 * combine-stack-adj.c: ...to this new file.
13155 * Makefile.in: Add rules for combine-stack-adj.o.
13157 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13159 PR tree-optimization/31383
13160 * tree-data-ref.c (affine_function_equal_p): Do not require the
13161 vectors to have the same length.
13163 2007-03-30 Jan Hubicka <jh@suse.cz>
13165 PR middle-end/30700
13166 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13167 availablility; add more sanity checking; ask varpool only about
13170 2007-03-29 Richard Henderson <rth@redhat.com>
13172 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13173 to decide, but __SIZEOF_LONG_LONG__.
13175 2007-03-29 Richard Henderson <rth@redhat.com>
13177 * emutls.c (struct __emutls_array): New.
13178 (emutls_destroy): Use it instead of casting element 0 from void*.
13179 (__emutls_get_address): Likewise.
13181 2007-03-29 Richard Henderson <rth@redhat.com>
13183 * varasm.c (initializer_constant_valid_p): Don't deny
13184 DECL_DLLIMPORT_P on functions.
13186 * config/i386/cygming.h: Remove function declarations.
13187 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13188 (ASM_OUTPUT_LABELREF): Remove.
13189 (COMMON_ASM_OP): Remove.
13190 (ASM_OUTPUT_COMMON): Remove.
13191 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13192 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13193 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13194 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13195 Rename from TARGET_ENCODE_SECTION_INFO.
13196 * config/i386/netware.h: Likewise.
13197 * config/i386/i386-protos.h: Update.
13198 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13199 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13200 (legitimate_constant_p): Reject dllimports.
13201 (dllimport_map, get_dllimport_decl): New.
13202 (legitimize_dllimport_symbol): New.
13203 (legitimize_address, ix86_expand_move): Use it.
13204 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13205 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13206 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13207 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13208 * config/i386/predicates.md (constant_call_address_operand): Only
13209 accept symbols; reject dllimport_p symbols.
13210 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13211 i386_pe_maybe_record_exported_symbol.
13212 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13213 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13214 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13215 trust the setting of DECL_DLLIMPORT_P.
13216 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13217 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13218 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13219 tidy the argument scanning loop.
13220 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13221 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13222 (i386_pe_strip_name_encoding): Remove.
13223 (i386_pe_binds_local_p): New.
13224 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13225 (i386_pe_output_labelref): Remove.
13226 (i386_pe_asm_output_aligned_decl_common): New.
13227 (i386_pe_maybe_record_exported_symbol): Rename from
13228 i386_pe_record_exported_symbol; check for dllexported symbols.
13230 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13232 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13233 add comment explaining why vsnprintf cannot be used.
13235 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13237 PR tree-optimization/30666
13238 * tree.c (build_complex_type): When creating type names for DWARF2
13239 debug info, create TYPE_DECLs for TYPE_NAME instead of
13241 (build_common_tree_nodes_2): Use build_complex_type when building
13242 predefined complex types, to preserve canonical types.
13244 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13246 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13247 (noce_get_alt_condition): Look at it to determine whether to
13248 reverse the condition or not.
13249 (noce_get_condition): Substitute the truth for lies.
13250 (noce_find_if_block): Set the then_else_reversed field.
13252 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13254 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13255 destination of this insn.
13256 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13257 than calling gen_rtx_SET directly. Use r0 to hold the value of
13258 'address + 4' rather than a stack based temporary which can be
13259 mis-optimized away.
13261 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13263 * config/s390/s390.c (s390_secondary_input_reload_class,
13264 s390_secondary_output_reload_class): Functions removed.
13265 (s390_secondary_reload): New function.
13266 (TARGET_SECONDARY_RELOAD): Target macro defined.
13267 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13268 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13269 * config/s390/s390.md ("reload_outti", "reload_outdi",
13270 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13271 "reload_out<mode>"): Expanders removed.
13272 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13273 "reload<mode>_nonoffmem_out"): Expanders added.
13275 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13277 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13278 action if SRC->DEST replacement failed anyway.
13280 2007-03-28 Mike Stump <mrs@apple.com>
13282 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13283 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13284 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13286 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13288 * config.gcc: Accept barcelona as a variant of amdfam10.
13289 * config/i386/i386.c (override_options): Likewise.
13290 * doc/invoke.texi: Likewise.
13292 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13294 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13295 offsets for BIT_FIELD_REF and COMPONENT_REF.
13297 2007-03-28 Richard Guenther <rguenther@suse.de>
13299 * tree.c (is_global_var): Move ...
13300 * tree-flow-inline.h (is_global_var): ... here.
13301 * tree.h (is_global_var): Remove declaration.
13303 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13305 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13307 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13308 * config/i386/i386.c (ix86_tune_features): Initialize new
13310 * config/i386/predicates.md (promotable_binary_operator): Use
13311 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13313 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13316 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13318 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13320 * config/fr30/fr30.md (movsi_internal): Change destination
13321 constraint from m to V and add m to the end.
13323 2007-03-28 Christian Bruel <christian.bruel@st.com>
13325 * config/sh/sh.md (movsi_i): Fix type attribute.
13327 2007-03-28 Christian Bruel <christian.bruel@st.com>
13329 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13330 (movsf_ie): Likewise.
13332 2007-03-28 Christian Bruel <christian.bruel@st.com>
13334 * config.gcc: Add sh4-300 to multilib.
13335 * config/sh/t-mlib-sh4-300: New file.
13337 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13339 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13340 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13341 fix_trunc<mode>di2.
13342 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13343 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13344 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13345 "fixuns_trunctddi2"): Whitespace fix.
13347 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13349 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13350 the definition of struct sh_args.
13351 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13352 CALL_COOKIE_INT_REG_GET): Likewise.
13354 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13356 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13357 transformations are applied successfully.
13359 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13361 * tree.c (tree_contains_struct): Permit 512 tree codes.
13362 * tree.h (tree_contains_struct): Ditto.
13363 (MAX_TREE_CODES): Ditto.
13364 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13365 SPARE member to store remaining padding bits.
13367 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13369 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13372 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13374 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13375 * configure: Regenerate.
13377 * configure: Regenerate using the correct version of autoconf.
13379 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13381 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13383 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13384 regs to "__SP_L__" and "__SP_H__".
13386 2007-03-27 Richard Guenther <rguenther@suse.de>
13388 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13389 computations with it with a HOST_WIDE_INT variable.
13391 2007-03-26 Mike Stump <mrs@apple.com>
13393 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13394 objective-c-header, objective-c++-header and objc++-cpp-output
13396 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13398 2007-03-26 Richard Henderson <rth@redhat.com>
13401 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13402 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13403 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13404 IX86_BUILTIN_PSRLQ128): New.
13405 (ix86_init_mmx_sse_builtins): Add them.
13406 (ix86_expand_builtin): Expand them.
13407 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13408 operand 2 be TImode.
13409 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13410 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13411 _mm_srli_epi64): Mark __B const.
13412 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13413 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13414 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13415 new two-vector shift builtins.
13417 2007-03-26 Ian Lance Taylor <iant@google.com>
13419 PR tree-optimization/31345
13420 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13421 [+INF, +INF(OVF)] into VARYING.
13423 2007-03-26 Zack Weinberg <zackw@panix.com>
13425 * gengtype-parse.c: New file.
13426 * gengtype-yacc.y: Delete.
13427 * gengtype-lex.l: Don't include gengtype-yacc.h.
13428 Define YY_DECL and yyterminate appropriately for recursive
13429 descent parser. yylval is now a string out-parameter to yylex.
13430 (HWS, EOID): New shorthand.
13431 (IWORD): Add a couple more types.
13432 (yylex): Add a setup stanza. Remove the complex rules for
13433 detecting GTY'ed types and typedefs; replace with simple
13434 keyword detectors. Adjust everything for the changed
13435 definition of yylval. Ignore all pp-directives, not just #define.
13437 (parse_file): Rename yybegin; do not call yyparse.
13439 * gengtype.c (xasprintf): Export again.
13440 (this_file): New. Use everywhere __FILE__ was being used.
13441 (get_lang_bitmap): Special case types defined in gengtype.c.
13442 (do_typedef, new_structure): Suppress definition of certain types.
13443 (new_structure): Improve diagnostics of duplicate definitions.
13444 Make sure location_s is associated with input.h.
13445 (nreverse_pairs, define_location_structures): New functions.
13446 (main): Improve tagging of kludge types. Remove old kludges
13447 for input.h types; use define_location_structures.
13448 * gengtype.h: Update prototypes. Define token codes here.
13449 * Makefile.in: Remove all references to gengtype-yacc.
13450 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13452 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13453 add GTY((skip)) to the field that's only conditionally there.
13454 * doc/install.texi: Document that Bison is no longer required
13455 unless building treelang.
13457 * gengtype.c: Don't include gtyp-gen.h.
13458 (srcdir): Declare here.
13459 (base_files, lang_dir_names): Allocate dynamically.
13460 (gt_files, num_gt_files, num_lang_dirs): New globals.
13461 (measure_input_list, read_input_line, read_input_list)
13462 (set_lang_bitmap): New functions.
13463 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13464 simplify, relying on read_input_list to set up the bitmaps.
13465 (main): Arguments are no longer unused. Check for correct number
13466 of command line arguments, set srcdir and srcdir_len, then call
13467 read_input_list, before doing anything else. No need to worry
13468 about duplicates in main loop.
13469 * configure.ac: Simplify the calculation of all_gtfiles.
13470 Put language tags in there. Don't set or substitute
13471 all_gtfiles_files_langs or all_gtfiles_files_frags.
13472 * Makefile.in: Revamp the way gengtype is invoked, now that it
13473 takes a file on its command line with a much simpler format.
13474 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13475 (GTFILES): Remove duplicates and C source files.
13476 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13477 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13478 * configure: Regenerate.
13480 * gengtype.h: Remove all type definitions to gengtype.c; leave
13481 only definitions of options_p, type_p, and pair_p as opaque
13482 pointers. Update prototypes.
13483 * gengtype.c: Many type definitions moved here from gengtype.h.
13484 Consolidate type definitions at the top of the file.
13485 (xvasprintf): Delete.
13486 (xasprintf): Make static.
13487 (create_nested_pointer_option): Add 'next' parameter.
13488 (create_field_all, create_field_at): New functions.
13489 (create_field): Now a thin wrapper around create_field_all.
13490 (create_optional_field): Rename create_optional_field_ and add
13491 line argument. Original name is now a macro which supplies
13493 (oprintf): Use vsnprintf directly.
13494 (close_output_files): Use fatal rather than perror/exit.
13495 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13496 (main): Set progname. Don't use exit.
13497 * gengtype-yacc.y (struct_fields): Use create_field_at.
13498 (option, optionseqopt): Delete.
13499 (optionseq): Consolidate productions from option here so we
13500 can use the first argument to create_option.
13502 * gengtype-lex.l: Distinguish unions from structures in the
13503 token type. Don't call find_structure; return the tag as a string.
13504 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13505 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13506 string. Reorganize typedef_struct production accordingly.
13507 Use create_nested_ptr_option.
13508 * gengtype.c (create_nested_ptr_option): New function.
13509 * gengtype.h: Declare it.
13511 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13512 (string_type): Don't declare.
13513 (do_scalar_typedef): Declare.
13514 (create_scalar_type): Update prototype.
13515 * gengtype.c (string_type): Make static.
13516 (scalar_nonchar, scalar_char): New.
13517 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13518 (resolve_typedef): Use scalar_nonchar for error recovery.
13519 (create_scalar_type): Remove name_len field. Return scalar_char
13520 or scalar_nonchar as appropriate.
13521 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13522 to use string_type.
13523 (throughout): Use scalar_nonchar instead of calling
13524 create_scalar_type, whenever possible.
13525 (main): Initialize scalar_char and scalar_nonchar before calling
13527 * gengtype-lex.l: Adjust for removal of second argument to
13528 create_scalar_type. Use yylval.s instead of yylval.t when
13530 * gengtype-yacc.y: Type of SCALAR is string. Call
13531 create_scalar_type from type:SCALAR rule. Adjust for removal of
13532 second argument to create_scalar_type.
13534 * vec.h: Remove all #if IN_GENGTYPE blocks.
13535 Add comment saying that changes may require adjustments to gengtype.
13536 * gengtype.c: Don't include coretypes.h or tm.h.
13537 Add comment to inclusion of errors.h.
13538 (note_def_vec, note_def_vec_alloc): New functions.
13539 * gengtype.h: Declare new functions.
13540 * gengtype-lex.l: Don't include coretypes.h.
13541 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13543 (update_lineno): Remove unnecessary prototype.
13544 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13545 (VEC rule): Just return VEC_TOKEN.
13546 * gengtype-yacc.y (VEC_TOKEN): New token type.
13547 (type): Add a production for VEC(a,b).
13548 * Makefile.in: Update dependencies.
13550 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13551 typedefs that use the old PARAMS macro.
13553 * gengtype-lex.l: Remove all rules and states relating to yacc
13555 * gengtype-yacc.y: Similarly.
13556 * gengtype.c (note_yacc_type): Delete function.
13557 * gengtype.h: Update prototypes.
13559 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13561 * tree-pretty-print.c (dump_generic_node): Report precision of
13562 unnamed integer types.
13564 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13566 * ifcvt.c (noce_try_store_flag_constants): Don't check
13567 no_new_pseudos here.
13568 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13569 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13570 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13571 noce_try_sign_mask): Likewise.
13572 (if_convert): Check no_new_pseudos here.
13574 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13576 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13577 (noce_get_condition): Handle new then_else_reversed argument.
13578 (noce_init_if_info): Remove, fold into noce_find_if_block.
13579 (noce_process_if_block): Take a struct noce_if_info as the
13580 argument. Don't set up one based on ce_if_info. Update pointer
13581 references accordingly.
13582 (cond_move_process_if_block): Likewise.
13583 (process_if_block): Removed.
13584 (find_if_block): Removed. Move functionality two new functions,
13585 noce_find_if_block and cond_exec_find_if_block.
13586 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13587 blocks and the symmetric IF-ELSE-JOIN case.
13588 (cond_exec_find_if_block): Also new function mostly based on old
13589 find_if_block and process_if_block.
13590 (find_if_header): Replace find_if_block call with separately
13591 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13592 (find_cond_trap): Update noce_get_condition call.
13593 (dead_or_predicable): Likewise.
13595 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13597 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13599 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13600 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13601 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13602 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13603 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13604 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13605 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13606 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13607 __builtin_ia32_psrad128 builtins.
13609 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13611 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13612 * config/i386/constraints.md
13613 (define_constraint "I"): Use IN_RANGE macro.
13614 (define_constraint "J"): Ditto.
13615 (define_constraint "K"): Ditto.
13616 (define_constraint "M"): Ditto.
13617 (define_constraint "N"): Ditto.
13618 (define_constraint "O"): Ditto.
13619 * config/i386/predicates.md
13620 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13621 (define_predicate "const_0_to_3_operand"): Ditto.
13622 (define_predicate "const_0_to_7_operand"): Ditto.
13623 (define_predicate "const_0_to_15_operand"): Ditto.
13624 (define_predicate "const_0_to_63_operand"): Ditto.
13625 (define_predicate "const_0_to_255_operand"): Ditto.
13626 (define_predicate "const_1_to_31_operand"): Ditto.
13627 (define_predicate "const_2_to_3_operand"): Ditto.
13628 (define_predicate "const_4_to_7_operand"): Ditto.
13630 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13632 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13633 in SImode for save_world.
13634 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13637 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13639 PR tree-optimization/30784
13640 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13643 2007-03-25 Revital Eres <eres@il.ibm.com>
13645 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13646 Fold movement_possibility function into it.
13648 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13650 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13651 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13652 (call_indirect_nonlocal_darwin64): Same.
13653 (call_nonlocal_darwin64): Same.
13654 (call_value_indirect_nonlocal_darwin64): Same.
13655 (call_value_nonlocal_darwin64): Same.
13656 (sibcall_nonlocal_darwin64): Same.
13657 (sibcall_value_nonlocal_darwin64): Same.
13658 (sibcall_symbolic_64): Same.
13659 (sibcall_value_symbolic_64): Same.
13660 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13662 (rs6000_emit_load_toc_table): Same.
13663 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13664 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13666 (divss_call): Same.
13667 (divus_call): Same.
13668 (quoss_call): Same.
13669 (quous_call): Same.
13670 (load_toc_v4_pic_si): Same
13671 (load_toc_v4_PIC_1): Same.
13672 (load_toc_v4_PIC_1b): Same.
13673 (call_indirect_aix{32,64}): Same.
13674 (call_value_indirect_aix{32,64}): Same.
13676 (call_value): Same.
13677 (call_local{32,64}): Same.
13678 (call_value_local{32,64}): Same.
13679 (call_indirect_nonlocal_aix{32,64}): Same.
13680 (call_nonlocal_aix{32,64}): Same.
13681 (call_value_indirect_nonlocal_aix{32,64}): Same.
13682 (call_value_nonlocal_aix{32,64}): Same.
13683 (call_indirect_nonlocal_sysv<mode>): Same.
13684 (call_nonlocal_sysv<mode>): Same.
13685 (call_value_indirect_nonlocal_sysv<mode>): Same.
13686 (call_value_nonlocal_sysv<mode>): Same.
13688 (sibcall_local{32,64}): Same.
13689 (sibcall_value_local{32,64}): Same.
13690 (sibcall_nonlocal_aix{32,64}): Same.
13691 (sibcall_value_nonlocal_aix{32,64}): Same.
13692 (sibcall_nonlocal_sysv<mode>): Same.
13693 (sibcall_value): Same.
13694 (sibcall_value_nonlocal_sysv<mode>): Same.
13696 2007-03-24 Paul Brook <paul@codesourcery.com>
13698 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13699 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13701 2007-03-24 Richard Henderson <rth@redhat.com>
13703 * config/ia64/constraints.md: New file.
13704 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13705 satisfies_constraint_?.
13706 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13707 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13708 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13709 ia64_output_mi_thunk): Likewise.
13710 (ia64_const_ok_for_letter_p): Remove.
13711 (ia64_const_double_ok_for_letter_p): Remove.
13712 (ia64_extra_constraint): Remove.
13713 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13714 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13715 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13716 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13717 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13718 EXTRA_MEMORY_CONSTRAINT): Remove.
13719 * config/ia64/ia64.md: Include constriants.md. Replace
13720 CONST_OK_FOR_? with satisfies_constraint_?.
13722 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13723 H.J. Lu <hongjiu.lu@intel.com>
13725 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13727 (name macros): Use DPD_BID_NAME to convert names properly.
13729 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13730 decimal floating point format.
13731 (init_floating_libfuncs): Change decimal functions so that they
13732 have a "bid_" prefix if the decimal system uses the BID format,
13733 and "dpd_" prefix if the decimal system uses the DPD format.
13734 (init_interclass_conv_libfuncs): Ditto.
13735 (init_intraclass_conv_libfuncs): Ditto.
13737 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13738 using the BID format.
13740 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13741 whether we are using the BID decimal format.
13742 * configure: Regenerate.
13744 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13745 the compiler has decimal floating point enabled. Define
13746 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13749 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13750 using the BID format.
13752 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13753 whether we are using the BID decimal format.
13754 * configure: Regenerate.
13756 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13757 the compiler has decimal floating point enabled. Define
13758 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13761 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13762 options, and that it is enabled for i386/x86_64 systems.
13764 * Makefile.in (enable_decimal_float): New.
13766 (DECNUMINC): Add -I$(DECNUMFMT).
13767 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13768 to $(DECNUMFMT) from $(DECNUM).
13770 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13771 Substitute enable_decimal_float.
13772 * configure: Regenerated.
13775 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13778 * configure.ac: Enable decimal float for x86_64-*-linux*.
13779 * configure: Regenerated.
13782 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13783 decimal128ClearSign to flip and clear the sign bit in decimal128.
13784 (decimal_real_maxval): Set decimal128SetSign to set the sign
13787 2007-03-23 Ian Lance Taylor <iant@google.com>
13789 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13791 2007-03-23 Ian Lance Taylor <iant@google.com>
13793 * tree-dump.c (dump_files): Correct comment.
13795 2007-03-23 Ian Lance Taylor <iant@google.com>
13797 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13799 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13801 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13802 in cfglayout mode. Don't go into and out of cfglayout mode.
13803 Link the blocks in the order of the constructed traces.
13804 (rest_of_handle_tracer): Adjust call to tracer.
13805 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13806 Don't go into cfglayout mode.
13807 (rtl_loop_done): Don't go out of cfglayout mode.
13808 * cfglayout.c (relink_block_chain): New function, split out from...
13809 (fixup_reorder_chain): ...here. Remove redundant checking.
13810 (cfg_layout_finalize): Don't clear the header, footer, and aux
13811 fields here, move the code to do so to relink_block_chain. Likewise
13812 for free_original_copy_tables.
13813 * rtl.h (tracer): Update prototype.
13814 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13815 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13816 mode. Use relink_block_chain to serialize the CFG according to the
13817 new basic block order. Move targetm.cannot_modify_jumps_p check from
13819 (gate_handle_reorder_blocks): ...to here.
13820 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13822 (gate_duplicate_computed_gotos): ...to here.
13823 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13824 something always changes when going into and out of cfglayout mode.
13825 Perform an expensive cfg cleanup while going into cfglayout mode.
13826 Always update liveness information on HAVE_conditional_execution
13827 targets. Reserialize the basic blocks and go out of cfglayout mode.
13828 * reg-stack.c: Include cfglayout.h.
13829 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13830 the call to reorder_basic_blocks.
13831 * basic-block.h (reorder_basic_blocks): Update prototype.
13832 (relink_block_chain): New prototype.
13833 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13835 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13837 * config/mips/mips.md (type, hazard, *movdi_32bit,
13838 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13839 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13840 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13841 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13842 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13844 (movcc): Change first xfer to multi.
13845 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13846 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13847 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13848 config/mips/generic.md: Change reservations using "xfer" to use
13850 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13851 using match_operand.
13852 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13853 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13855 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13857 2007-03-22 Richard Henderson <rth@redhat.com>
13859 * config/i386/i386.c: Remove unnecessary function declarations.
13860 Move targetm definition, and all related macros, to the end of
13861 the file. Resort some functions to put definitions before uses.
13862 (ix86_attribute_table): Make static. Move to end of file.
13863 (ix86_gimplify_va_arg): Make static.
13865 2007-03-22 Richard Henderson <rth@redhat.com>
13867 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13868 don't increase local_regparm with force_align_arg_pointer check.
13869 (ix86_function_sseregparm): Assert 32-bit.
13870 (type_has_variadic_args_p): New.
13871 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13872 type_has_variadic_args_p.
13873 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13874 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13875 use memset instead. Do maybe_vaarg check first; skip attribute
13876 tests if true; skip attribute tests for 64-bit.
13877 (construct_container): Remove TARGET_DEBUG_ARG.
13878 (function_arg_advance_32, function_arg_advance_64): Split out ...
13879 (function_arg_advance): ... from here.
13880 (function_arg_32, function_arg_64): Split out ...
13881 (function_arg): ... from here.
13882 (ix86_pass_by_reference): Tidy.
13883 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13884 (function_value_32): New, from parts of ix86_function_value
13885 and ix86_value_regno.
13886 (function_value_64): New, from parts of ix86_function_value
13887 and ix86_libcall_value.
13888 (ix86_function_value_1): New.
13889 (ix86_function_value, ix86_libcall_value): Use it.
13890 (return_in_memory_32, return_in_memory_64): Split out ...
13891 (ix86_return_in_memory): ... from here.
13892 (ix86_struct_value_rtx): Skip for 64-bit.
13893 (ix86_libcall_value, ix86_value_regno): Remove.
13894 (setup_incoming_varargs_64): Split out ...
13895 (ix86_setup_incoming_varargs): ... from here.
13896 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13897 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13898 * config/i386/i386-protos.h (ix86_function_value): Remove.
13899 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13901 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13904 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13905 infinities not supported, otherwise emit warning if -Woverflow. On
13906 underflow, emit warning if -Woverflow.
13907 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13909 * real.h (real_from_string): Update declaration
13911 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13912 Richard Henderson <rth@redhat.com>
13914 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13915 * calls.c (compute_argument_block_size, expand_call,
13916 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13917 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13918 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13919 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13920 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13921 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13922 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13923 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13926 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13928 * c-incpath.c (add_sysroot_to_chain): New.
13929 (merge_include_chains): Add sysroot argument. Call
13930 add_sysroot_to_chain if sysrooted.
13931 (register_include_chains): Update call to merge_include_chains.
13932 * doc/cppopts.texi: Document use of '=' in include directory
13935 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13937 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13938 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13939 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13940 insn pattern using X87MODEF12 mode macro.
13942 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13944 * regmove.c (regmove_optimize): Use reg_mentioned_p
13945 instead of reg_overlap_mentioned_p for DST.
13947 2007-03-21 Mike Stump <mrs@apple.com>
13949 * c.opt: Fixup for Objective-C/C++.
13951 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13953 * explow.c (convert_memory_address): Fold memory reference when
13954 POINTERS_EXTEND_UNSIGNED < 0
13956 2007-03-21 Richard Henderson <rth@redhat.com>
13959 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13960 * config/i386/mmintrin.h (__m64): Likewise.
13961 * config/i386/xmmintrin.h (__m128): Likewise.
13963 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13965 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13966 (VXWORKS_OS_CPP_BUILTINS): Define.
13967 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13968 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13970 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13972 * rtl.h (constant_pool_reference_p): Delete.
13973 (find_constant_src): Declare.
13974 * rtlanal.c (find_constant_src): New function.
13975 * simplify-rtx.c (constant_pool_reference_p): Delete.
13976 * config/i386/i386.md: Use find_constant_src instead of
13977 constant_pool_reference_p/avoid_constant_pool_reference pairs.
13979 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13981 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
13982 * c-cppbuiltin.c (c_cpp_builtins): Define them.
13984 2007-03-20 Mark Mitchell <mark@codesourcery.com>
13986 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
13987 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
13988 (arm_elf_asm_constructor): Use it.
13989 (arm_elf_asm_destructor): New function.
13991 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
13993 * jump.c (mark_jump_label): Treat SEQUENCE specially.
13995 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
13997 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
13999 2007-03-19 Andrew Haley <aph@redhat.com>
14001 PR tree-optimization/31264
14002 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14003 VIEW_CONVERT_EXPRs.
14005 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14007 PR rtl-optimization/30907
14008 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14009 (fwprop_init): Always call loop_optimizer_initialize.
14010 (fwprop_done): Always call loop_optimizer_finalize.
14011 (fwprop): We always have loop info now.
14012 (gate_fwprop_addr): Remove.
14013 (pass_fwprop_addr): Use gate_fwprop as gate.
14015 PR rtl-optimization/30841
14016 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14017 df_chain_alloc): Call df_reorganize_refs unconditionally.
14018 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14019 refs_organized to refs_organized_size.
14020 (df_ref_create_structure): Use refs_organized_size instead of
14021 bitmap_size if refs had been organized, and keep refs_organized_size
14023 * df.h (struct df_ref_info): Change refs_organized to
14024 refs_organized_size.
14025 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14028 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14030 * except.c (output_function_exception_table): Do not reference the
14031 EH personality routine for functions that do not require an
14034 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14037 * c-typeck.c (convert_for_assignment): Call comptypes for
14038 RECORD_TYPE or UNION_TYPE.
14040 PR inline-asm/30505
14041 * reload1.c (reload): Do invalid ASM checking after
14042 cleanup_subreg_operands.
14044 2007-03-19 Jeff Law <law@redhat.com>
14046 * tree-cfg.c (find_taken_edge): Tighten conditions for
14047 optimizing computed gotos.
14049 2007-03-19 Michael Matz <matz@suse.de>
14051 * builtins.c (expand_builtin_sync_operation,
14052 expand_builtin_compare_and_swap,
14053 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14056 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14057 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14060 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14062 * doc/tm.texi: Add brackets around the return type of
14063 TARGET_SECONDARY_RELOAD.
14065 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14066 Richard Guenther <rguenther@suse.de>
14068 PR tree-optimization/31254
14069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14070 Use handled_component_p () where appropriate. Continue
14071 propagating into the rhs if we propagated into an INDIRECT_REF
14074 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14076 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14077 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14078 (xde, xdee): Mode attributes adjusted to support DFP modes.
14079 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14080 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14081 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14082 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14083 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14084 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14085 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14087 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14088 "movsf"): Insn definitions removed.
14089 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14090 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14091 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14093 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14094 "reload_in<mode>", "reload_out<mode>"): Expander added.
14095 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14098 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14100 * config/s390/s390.md: Only non-functional changes. Renamed
14101 FPR mode macro to BFP all over the file.
14103 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14105 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14106 (op_type attribute): RRF instruction type added.
14107 (fT0): New mode attribute.
14108 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14109 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14110 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14111 instruction no secondary memory is needed when moving DFmode values
14112 between GPRs and FPRs.
14114 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14116 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14117 inverted and documentation adjusted.
14118 ("mhard-dfp", "msoft-dfp"): New options.
14119 * config/s390/s390.c (s390_handle_arch_option): New architecture
14121 (override_options): Sanity checks for the new options added.
14122 * config.gcc: New architecture switch: z9-ec.
14123 * config/s390/s390.h (processor_flags): PF_DFP added.
14124 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14125 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14126 when the bit is NOT set so remove it from the defaults.
14128 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14130 * genemit.c (main): Print include statement for dfp.h.
14131 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14134 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14136 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14138 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14141 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14142 instead of PATTERN.
14144 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14146 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14147 attr_length_call, output_call, output_indirect_call): Cleanup
14148 formatting of targetm calls.
14150 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14152 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14154 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14156 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14157 reservation, bypass and anti-bypass descriptions for these
14158 instructions. Update move patterns.
14159 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14162 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14164 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14165 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14166 (get_initial_def_for_reduction): Likewise.
14168 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14170 Fix PR tree-optimization/29922
14171 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14172 (get_representative): Removed.
14173 (value_dies_in_block_x): Update for rvuse removal.
14174 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14175 (compute_antic_aux): Handle when PHI nodes appear in
14176 non-single-successors.
14177 (dump_bitmap_of_names): Removed.
14178 (compute_antic_safe): Renamed and removed rvuse calculation.
14179 Calculate only antic safe.
14180 (insert_into_preds_of_block): Remove assert.
14181 (execute_pre): Update for renamed functions.
14182 (defer_or_phi_translate_block): New function.
14184 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14186 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14187 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14189 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14190 Follow spelling conventions.
14192 * tree-data-ref.h: Remove the prototype for analyze_array.
14194 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14196 PR tree-optimization/31041
14197 * tree-vect-transform.c (get_initial_def_for_induction): Call
14198 force_gimple_operand.
14200 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14202 * ipa-type-escape.c (look_for_casts) : Revert code to use
14203 handled_component_p due to ada test a-numaux.adb.
14205 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14207 * final.c (final_scan_insn): Alter the condition of a
14208 conditional trap if we have nonstandard CC.
14210 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14212 * configure.ac: Remove excess quoting from asm line 0 test.
14213 * configure: Rebuilt.
14215 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14217 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14218 * c-common.c (convert_and_check): Move warning logic to...
14219 (warnings_for_convert_and_check): ...here. Define.
14220 * c-common.h (warnings_for_convert_and_check): Declare.
14222 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14224 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14225 (output_call): Likewise.
14227 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14229 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14231 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14233 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14235 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14237 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14238 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14240 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14242 PR tree-optimization/31183
14243 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14244 Use double_int instead of unsigned int for representing access_strides.
14245 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14247 2007-03-16 Richard Guenther <rguenther@suse.de>
14249 PR tree-optimization/31146
14250 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14251 to allow recursion of forward_propagate_addr_expr.
14252 (forward_propagate_addr_into_variable_array_index): Likewise.
14253 (forward_propagate_addr_expr): Likewise.
14254 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14255 (forward_propagate_addr_expr_1): Recurse on simple copies
14256 instead of propagating into them. Do so for useless conversions
14258 (forward_propagate_addr_expr): Clean up unused statements after
14261 2007-03-16 Richard Guenther <rguenther@suse.de>
14263 * builtins.c (expand_builtin_cexpi): Use the right argument
14264 for the expansion via cexp.
14266 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14268 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14269 * configure: Rebuilt.
14271 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14274 * dwarf2out.c (force_type_die): Adjust comment.
14275 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14277 2007-03-15 DJ Delorie <dj@redhat.com>
14279 * config/frv/predicates.md (minmax_operator): Don't check operands
14282 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14284 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14285 Update constant estimates of number of iterations.
14286 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14287 argument renamed to "realistic".
14288 (compute_estimated_nb_iterations): Removed.
14289 (record_niter_bound): New function.
14290 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14291 call record_nonwrapping_iv with upper = false.
14292 (infer_loop_bounds_from_signedness): Pass upper argument to
14293 record_nonwrapping_iv.
14294 (estimate_numbers_of_iterations_loop): Do not call
14295 compute_estimated_nb_iterations. Record estimate based on profile
14296 information. Initialize the constant estimates of number of
14298 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14300 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14301 number of iterations is too small.
14302 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14303 (EST_NOT_AVAILABLE): Removed.
14304 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14305 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14308 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14310 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14311 Handle NE_EXPR guards.
14313 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14316 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14317 Set also -pedantic-errors by default for the preprocessor unless
14318 -fpermissive is given.
14320 2007-03-15 Richard Guenther <rguenther@suse.de>
14322 PR middle-end/29719
14323 PR middle-end/31161
14324 * builtins.c (expand_builtin_cexpi): As a fallback if we
14325 don't have builtins for sincos or cexp create a function
14326 declaration for cexp and expand to a call to that.
14327 (expand_builtin_int_roundingfn): Always fall
14328 back to floor/ceil and its variants even if they may be
14331 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14333 PR middle-end/31159
14334 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14335 jump tables, move the call to delete_dead_jumptables from here...
14336 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14337 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14338 don't allow merging of blocks that try_redirect_by_replacing_jump
14339 also does not handle when not optimizing.
14341 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14342 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14344 * config/i386/i386.md (x86_sahf_1): Correctly handle
14347 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14350 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14351 x86_64_general_operand as operand[2] predicate. Remove "iF"
14352 from operand constraints and use "e" constraint instead.
14353 (*subti3_1, *subti3_1 splitter): Ditto.
14354 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14355 operand[1] predicate.
14357 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14359 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14360 arrays, multiply the access strides by the size of the sub-array.
14361 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14363 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14365 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14366 the configured assembler supports the sahf mnemonic.
14367 * configure: Regenerate.
14368 * config.in: Regenerate.
14370 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14371 emit "sahf" or ".byte\t0x9e" as asm template.
14373 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14376 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14377 option to replace hard coded TARGET_xxx in md file.
14378 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14379 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14380 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14381 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14382 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14383 (X86_TUNE_NOT_VECTORMODE): Ditto.
14384 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14385 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14386 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14387 (TUNE_SLOW_IMUL_IMM8): Ditto.
14388 (TUNE_MOVE_M1_VIA_OR): Ditto.
14389 (TUNE_NOT_UNPAIRABLE): Ditto.
14390 (TUNE_NOT_VECTORMODE): Ditto.
14392 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14395 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14396 tuning options instead of hard coded TARGET_xxx.
14397 (fix ssemode peephole2's): Ditto.
14398 (imul peephole2's): Ditto.
14400 (movdi_or_rex64): Ditto.
14401 (move peephole2): Ditto.
14402 (not peephole2's): Ditto.
14404 2007-03-14 Dirk Mueller <dmueller@suse.de>
14406 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14407 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14408 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14410 * c-parser.c (c_parser_do_statement): Warn about empty body in
14411 do/while statement.
14412 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14413 * doc/invoke.texi (-Wempty-body): Update documentation.
14415 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14418 * c-common.h (warn_for_div_by_zero): Declare.
14419 * c-common.c (warn_for_div_by_zero): Define.
14420 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14423 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14425 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14426 to PREFIX and STANDARD_PREFIX.
14428 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14429 Phil Edwards <phil@codesourcery.com>
14431 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14432 (__gthread_once_t): Remove busy field for RTPs.
14433 (__GTHREAD_ONCE_INIT): Update accordingly.
14435 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14437 * doc/invoke.texi: Document VxWorks options.
14439 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14441 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14443 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14445 PR tree-optimization/30590
14446 * tree-nrv.c (tree_nrv): Check for the partial update of the
14449 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14451 * flags.h (flag_random_seed): Remove declaration, in favor of...
14452 * toplev.h (get_random_seed, set_random_seed): ... these.
14453 * tree.c (get_file_function_name): Use the former.
14454 * opts.c (common_handle_option): Use the latter.
14457 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14459 PR middle-end/31127
14460 * cse.c (cse_find_path): Do not bail out if a basic block that
14461 we already visited now becomes part of a path that starts at a
14462 different basic block. Just disallow this, to make sure we
14463 visit each basic block at most once.
14465 2007-03-13 Jan Hubicka <jh@suse.cz>
14467 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14468 attributes, when profile esitmate is present, calls with very low
14469 frequency are cold.
14471 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14473 PR tree-optimization/30730
14474 PR tree-optimization/26900
14475 * tree-ssa-loop-niter.c: Include gmp.h.
14476 (bounds): New type.
14477 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14478 split_to_var_and_offset, determine_value_range,
14479 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14480 bound_difference, bounds_add, bounds_negate,
14481 number_of_iterations_ne_max, dump_affine_iv): New functions.
14482 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14483 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14484 difference of initial and final value of control iv to validate
14486 (number_of_iterations_cond): Add loop parameter. Determine bounds
14487 on the difference of the extremes of the control iv. Add dumps.
14488 (expand_simple_operations): Handle phi nodes.
14489 (simplify_using_initial_conditions): Do not record used conditions.
14490 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14491 Do not set additional_info.
14492 (implies_nonnegative_p, implies_ge_p): Removed.
14493 (derive_constant_upper_bound): Do not use parameter `additional'.
14494 (record_estimate): Parameter `additional' removed. Parameter
14495 `i_bound' added. Do not call derive_constant_upper_bound.
14496 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14497 bound the number of iterations estimate.
14498 (estimate_numbers_of_iterations_loop): Pass the estimate from
14499 the number of iterations analysis to record_estimate.
14500 * tree.h (multiple_of_p): Declare.
14501 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14502 (scev_const_prop): Do not check expression_expensive_p.
14503 * fold-const.c (multiple_of_p): Exported.
14504 * double-int.c (double_int_mask): Exported.
14505 * double-int.h (double_int_mask): Declare.
14506 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14507 field. Added max field.
14509 2007-03-13 David Taylor <taylor@candd.org>
14512 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14515 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14518 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14519 two unamed patterns.
14521 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14523 * config/i386/i386.opt (mcx16, msahf): New options.
14524 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14525 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14527 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14528 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14529 Output -mcx16 and -msahf options when corresponding bit is set.
14531 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14532 and -msahf options.
14534 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14536 * configure.ac: Test for assembler tolerance to # 0 "".
14537 * configure, config.in: Rebuilt.
14538 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14540 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14542 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14544 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14545 (handle_syscall): Handle direct system calls.
14546 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14548 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14550 * doc/invoke.texi: Fix cpp.info cross-reference.
14551 * doc/passes.texi: Fix gcc.info cross-reference.
14553 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14555 PR tree-optimization/30835
14556 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14557 bb_for_stmt is not NULL before accessing it.
14559 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14561 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14564 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14567 * doc/install.texi: Document --enable-stage1-languages
14569 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14571 * tree-pass.h (pass_into_cfg_layout_mode,
14572 pass_outof_cfg_layout_mode): Declare.
14573 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14574 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14575 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14576 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14578 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14580 * c-decl.c (warn_variable_length_array): New function.
14581 Refactored from grokdeclarator to handle warn_vla
14582 and handle unnamed array case.
14583 (grokdeclarator): Refactored VLA warning case.
14584 * c.opt (Wvla): New flag.
14585 * doc/invoke.texi (Wvla): New warning.
14587 2007-03-12 Richard Henderson <rth@redhat.com>
14589 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14590 (TARGET_SECTION_TYPE_FLAGS): New.
14592 2007-03-12 Richard Henderson <rth@redhat.com>
14594 * config/darwin.c (machopic_reloc_rw_mask): New.
14595 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14596 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14598 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14600 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14601 * cppdefault.h (cpp_PREFIX): Document.
14602 (cpp_PREFIX_len): Likewise.
14603 (cpp_EXEC_PREFIX): New variable.
14604 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14605 * c-incpath.c (add_standard_paths): Correct logic for relocating
14606 paths within prefix.
14608 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14610 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14611 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14613 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14614 fix_truncdfdi_sse using SSEMODEF mode macro.
14615 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14616 fix_truncdfsi_sse using SSEMODEF mode macro.
14617 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14618 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14620 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14622 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14623 elfos.h to tm_file.
14625 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14627 * tree.h : Add multiple_of_p declaration.
14628 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14629 * ipa-type-escape.c (results_of_malloc): Redundant.
14630 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14631 (cast_type): Extended with new members.
14632 (check_cast): Returns cast_type.
14633 (cast): New structure for data of walk_use_def_chains.
14634 (is_malloc_result, is_cast_from_non_pointer_1,
14635 is_cast_from_non_pointer,
14636 is_array_access_through_pointer_and_index): New functions.
14637 (look_for_casts): Returns cast types.
14638 (check_call): Returns void.
14639 (okay_pointer_operation): Use support of pointer plus index,
14640 pointer plus constant and allow all multiplications.
14642 2007-03-11 Richard Guenther <rguenther@suse.de>
14644 PR tree-optimization/31115
14645 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14646 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14647 A shift count of zero is not special as with *_DIV_EXPR.
14648 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14651 2007-03-11 Ian Lance Taylor <iant@google.com>
14653 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14654 the *_DIV_EXPR codes correctly with overflow infinities.
14656 2007-03-11 Ira Rosen <irar@il.ibm.com>
14658 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14659 indicate success/failure of the analysis. Add negation to subtrahend
14660 in case of subtraction. Fail if both operands contain constants.
14661 (create_data_ref): Fail if analyze_offset fails.
14663 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14665 * config/i386/i386.md (frndintxf2): Rename to ...
14666 (rintxf2): ... this. Remove expander having same name.
14667 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14668 (roundsf2, rounddf2): Ditto.
14669 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14670 (lround<mode>di2, lround<mode>si2): Ditto.
14672 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14674 * lower-subreg.c: Include except.h.
14675 (decompose_multiword_subregs): Verify that the only control flow
14676 insns we can split are loads to multi-words pseudos.
14677 Handle breaking such blocks after splitting, instead of calling
14678 find_many_sub_basic_blocks.
14680 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14681 on the new basic block. Add a lengthy comment explaining why we
14682 thought this was necessary.
14683 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14685 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14688 * tree.c (walk_type_fields): Recurse into the element type of
14689 ARRAY_TYPEs if there is a pointer set.
14691 2007-03-10 Dirk Mueller <dmueller@suse.de>
14693 * c-common.c (warn_logical_operator): Fix condition.
14695 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14697 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14699 * config/darwin.c (machopic_select_section): Remove superfluous
14700 argument in call to categorize_decl_for_section. Remove unused
14703 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14705 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14707 * configure: Regenerate.
14709 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14712 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14713 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14714 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14715 Add LABEL_NUSES to emitted label.
14716 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14717 branch probability value to emitted jump insn.
14718 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14719 Do not check life information and do not re-arrange input operands
14720 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14722 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14724 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14725 the change of decode_asm_operands.
14727 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14729 * mode-switching.c (create_pre_exit): Skip blockage insn.
14731 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14733 * tree-pass.h (TODO_update_smt_usage): Remove.
14735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14739 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14741 * pa.c (attr_length_call): Revise condition for long
14742 pc-relative branch.
14743 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14744 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14745 sequence on SOM target.
14747 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14749 * gcc.c: Document %{, in big comment at top.
14750 (input_suffix_matches): Remove special handling for .s and
14752 (input_spec_matches): New.
14753 (handle_braces): Handle %{,.
14754 (validate_switches): ',' indicates a value which is not a switch.
14755 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14756 to detect assembler input.
14757 * config/i386/sol2.h (CPP_SPEC): Likewise.
14758 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14759 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14760 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14761 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14762 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14763 -m64 causes deployment target to default to 10.5.
14764 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14766 2007-03-09 Richard Henderson <rth@redhat.com>
14769 * target.h (targetm.asm.out.reloc_rw_mask): New.
14770 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14771 (TARGET_ASM_OUT): Use it.
14772 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14773 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14774 use the new reloc_rw_mask target hook instead.
14775 (default_section_type_flags_1): Merge into...
14776 (default_section_type_flags): ... here.
14777 (decl_readonly_section_1): Merge into...
14778 (decl_readonly_section): ... here.
14779 (default_elf_select_section_1): Merge into...
14780 (default_elf_select_section): ... here.
14781 (default_unique_section_1): Merge into...
14782 (default_unique_section): ... here.
14783 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14784 (default_select_rtx_section): Use it.
14785 (default_elf_select_rtx_section): Likewise.
14786 * output.h: Update to match.
14787 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14788 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14789 (TARGET_ASM_RELOC_RW_MASK): New.
14790 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14791 to categorize_decl_for_section.
14792 (x86_64_elf_unique_section): Likewise.
14793 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14794 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14795 (TARGET_ASM_RELOC_RW_MASK): New.
14796 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14797 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14798 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14799 (TARGET_RWRELOC): Remove.
14800 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14801 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14802 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14803 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14804 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14805 (rs6000_xcoff_select_section): Use decl_readonly_section.
14806 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14807 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14808 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14809 (TARGET_SECTION_TYPE_FLAGS): Remove.
14810 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14812 2007-03-09 Roger Sayle <roger@eyesopen.com>
14814 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14815 complex constant equality/inequality comparisons for here.
14816 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14817 known at compile-time or can be simplified to a scalar comparison.
14818 (fold_relational_const): Move compile-time evaluation of complex
14819 constant equality/inequality comparisons to here.
14821 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14823 PR rtl-optimization/30643
14824 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14826 (fold_rtx): Recurse, like before 2006-11-03.
14828 2007-03-09 DJ Delorie <dj@redhat.com>
14830 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14833 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14835 PR tree-optimization/30375
14836 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14837 LHS of statements is not the same.
14838 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14840 2007-03-09 Chao-ying Fu <fu@mips.com>
14842 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14844 * doc/invoke.texi (-mdspr2): Document new option.
14845 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14846 New unspec for DSP REV 2.
14847 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14848 these instructions are extended in DSP REV 2.
14849 (mips-dspr2.md): Include.
14850 * config/mips/mips.opt (mdspr2): New option.
14851 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14852 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14853 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14854 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14855 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14856 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14857 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14859 (bdesc_map): Add one field of unsupported_target_flags.
14860 (bdesc_arrays): Update entries to have extra fields. Add
14862 (mips_init_builtins): Initialize new function types.
14863 Check unsupported_target_fileds to filter out builtins.
14864 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14866 (ASM_SPEC): Pass mdspr2 to the assembler.
14867 * config/mips/mips-dspr2.md: New file.
14869 2007-03-09 Sa Liu <saliu@de.ibm.com>
14871 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14873 2007-03-09 Ian Lance Taylor <iant@google.com>
14875 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14876 argument) like -Wstrict-overflow=2.
14877 * doc/invoke.texi (Warning Options): Update documentation.
14879 2007-03-09 Dirk Mueller <dmueller@suse.de>
14882 * doc/invoke.texi (-Wlogical-op): Document.
14883 * common.opt (-Wlogical-op): New.
14884 * c-common.h (warn_logical_operator): Declare.
14885 * c-common.c (warn_logical_operator): Define.
14886 * c-typeck.c (parser_build_binary_op): Call
14887 warn_logical_operator.
14889 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14891 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14892 * final.c (final_scan_insn): Test for non-"" file name.
14894 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14896 * doc/loop.texi: Document the Omega linear constraints solver.
14897 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14898 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14899 omega-hash-table-size, omega-max-keys, and
14900 omega-eliminate-redundant-constraints.
14901 * tree-pass.h (pass_check_data_deps): Declared.
14904 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14905 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14906 pass_check_data_deps): New.
14907 * tree-data-ref.c (init_data_ref): Remove declaration.
14908 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14909 (analyze_array): Renamed init_array_ref, move up initializations.
14910 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14911 Removed arguments that are set to NULL.
14912 (analyze_indirect_ref): Correct indentation, correct call to
14914 (object_analysis): Call init_array_ref instead of analyze_array.
14915 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14916 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14917 of DR_ACCESS_FNS_ADDR.
14918 (init_omega_eq_with_af, omega_extract_distance_vectors,
14919 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14920 ddr_consistent_p): New.
14921 (compute_affine_dependence): Check consistency of ddrs when
14922 flag_check_data_deps is passed.
14923 (analyze_all_data_dependences): Uncomment.
14924 (tree_check_data_deps): New.
14925 * tree-data-ref.h: Include omega.h.
14926 (DR_ACCESS_FNS_ADDR): Removed.
14927 (data_dependence_relation): Add inner_loop.
14928 (DDR_INNER_LOOP): New.
14929 * common.opt (fcheck-data-deps): New.
14930 * tree-flow.h (tree_check_data_deps): Declare.
14931 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14932 (OBJS-common): Depend on omega.o.
14934 * passes.c (pass_check_data_deps): Scheduled.
14935 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14936 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14937 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14938 PARAM_VECT_MAX_VERSION_CHECKS,
14939 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14941 2007-03-09 Richard Guenther <rguenther@suse.de>
14943 PR tree-optimization/30904
14944 PR middle-end/31058
14945 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14946 the same way as *_DIV_EXPR.
14948 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14950 * recog.c (decode_asm_operands): No mixed declarations and code.
14952 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14954 * rtl.def (ASM_INPUT): Add location.
14955 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14956 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14957 (decode_asm_operands): Add loc operand.
14958 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14959 * stmt.c (expand_asm): Rename to...
14960 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14961 gen_rtx_ASM_INPUT_loc.
14962 (expand_asm_expr): Adjust.
14963 * recog.c (decode_asm_operands): Add loc operand.
14964 (check_asm_operands, extract_insn): Adjust.
14965 * reload1.c (maybe_fix_stack_asms): Likewise.
14966 * final.c (asm_insn_count): Likewise.
14967 (final_scan_insn): Output # line before and after asm.
14969 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14971 * tree-ssa-structalias.c (variable_info): Remove
14973 (new_var_info): Ditto.
14974 (shared_bitmap_info_t): New structure.
14975 (shared_bitmap_table): New variable.
14976 (shared_bitmap_hash): New function.
14977 (shared_bitmap_eq): Ditto
14978 (shared_bitmap_lookup): Ditto.
14979 (shared_bitmap_add): Ditto.
14980 (merge_smts_into): Change to take bitmap directly.
14981 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
14982 (init_alias_vars): Init shared bitmap hashtable.
14983 (delete_points_to_sets): Delete shared bitmap hashtable.
14984 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
14985 is_aliased removal as a change that was still necessary was
14988 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
14990 * config/i386/i386.h (override_options): Conditionally disable
14991 x86_sahf for 64bit targets only.
14993 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14996 * c-decl.c (merge_decls): Don't call make_var_volatile.
14997 * varasm.c (make_var_volatile): Remove.
14998 * output.h (make_var_volatile): Remove.
15000 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15002 PR tree-optimization/31085
15003 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15005 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15007 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15008 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15009 ATTR_CONST_NOTHROW_LIST.
15011 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15014 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15016 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15018 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15021 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15023 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15024 passed, use shared libgcc.
15026 2007-03-08 Roger Sayle <roger@eyesopen.com>
15028 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15029 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15030 (honor_protect_cleanup_actions, lower_try_finally_switch):
15032 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15033 ifc_temp_var): Likewise.
15034 * tree-inline.c (setup_one_parameter): Likewise.
15035 * tree-mudflap.c (mf_decl_cache_locals,
15036 mf_build_check_statement_for): Likewise.
15037 * tree-nested.c (init_tmp_var, save_tmp_var,
15038 finalize_nesting_tree_1): Likewise.
15039 * tree-outof-ssa.c (insert_copy_on_edge,
15040 insert_backedge_copies): Likewise.
15041 * tree-profile.c (tree_gen_edge_profiler,
15042 tree_gen_ic_profiler): Likewise.
15043 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15044 * tree-sra.c (sra_build_assignment): Likewise.
15045 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15046 * tree-ssa-math-opts.c (insert_reciprocals,
15047 execute_cse_sincos_1): Likewise.
15048 * tree-tailcall.c (adjust_accumulator_values,
15049 adjust_return_value): Likewise.
15050 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15051 * tree-vect-transform.c (vect_create_data_ref_ptr,
15052 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15053 vect_create_epilog_for_reduction, vectorizable_reduction,
15054 vectorizable_call, vectorizable_conversion,
15055 vectorizable_assignment, vectorizable_operation,
15056 vectorizable_type_demotion, vect_gen_widened_results_half,
15057 vect_permute_store_chain, vectorizable_store,
15058 vect_setup_realignment, vect_permute_load_chain,
15059 vectorizable_load, vectorizable_condition,
15060 vect_create_cond_for_align_checks): Likewise.
15061 * tree-vrp.c (build_assert_expr_for): Likewise.
15063 2007-03-08 Ian Lance Taylor <iant@google.com>
15065 * tree-vrp.c: Include "intl.h".
15066 (usable_range_p): New static function.
15067 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15068 overflowed values, juts set *strict_overflow_p.
15069 (compare_values): Only return -2 if one of the operands is not a
15071 (compare_ranges): Call usable_range_p.
15072 (compare_range_with_value): Likewise.
15073 (vrp_evaluate_conditional_warnv): Rename from
15074 vrp_evaluate_conditional. Make static. Change all callers.
15075 (vrp_evaluate_conditional): New function.
15076 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15077 on signed overflow.
15078 (simplify_abs_using_ranges): Likewise.
15079 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15080 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15081 within_stmt parameter.
15082 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15083 vrp_evaluate_conditional.
15084 * tree-ssa-threadedge.c
15085 (record_temporary_equivalences_from_stmts_at_dest): Change
15086 simplify parameter to take a second tree parameter.
15087 (simplify_control_stmt_condition): Likewise.
15088 (thread_across_edge): Likewise.
15089 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15090 (thread_across_edge): Likewise.
15091 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15093 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15095 * config/i386/i386.h (TARGET_SAHF): New define.
15096 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15097 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15098 (x86_sahf): New global variable.
15099 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15100 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15101 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15102 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15104 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15105 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15106 when expanding fcomi/sahf based tests.
15107 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15108 expanding sahf based alternative. Emit sahf based sequence when
15109 optimizing for code size.
15110 * config/i386/i386.md (x86_sahf_1): Do not disable for
15111 TARGET_64BIT, enable for TARGET_SAHF.
15113 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15115 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15116 spurious whitespace from error message.
15118 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15121 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15123 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15125 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15127 * tree-sra.c (instantiate_element): Propagate disabled warnings
15128 from the element itself to the created variable.
15130 2007-03-07 Richard Henderson <rth@redhat.com>
15133 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15134 silently fix up the stack in the case of a missing register.
15136 2007-03-07 Paul Brook <paul@codesourcery.com>
15138 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15140 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15142 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15144 (phase1_vrs): Use them.
15145 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15146 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15147 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15148 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15149 __gnu_Unwind_Restore_WMMXC if required.
15150 (_Unwind_VRS_Pop): Implement iWMMXt support.
15151 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15152 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15153 gnu_Unwind_Save_WMMXC): Define.
15155 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15157 * config/vxworks.h (vxworks_override_options): Declare.
15158 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15159 * config/vxworks.c: Include target.h and toplev.h.
15160 (vxworks_override_options): New function.
15161 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15163 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15165 * config/s390/s390.c (override_options): Don't emit an error when
15166 -mstack-size is used without providing -mstack-guard.
15167 (s390_emit_prologue): Choose stack_guard value automatically if not
15168 provided via command line.
15169 * doc/invoke.texi: Adjust description of -mstack-guard and
15172 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15174 * config/i386/i386.c (output_set_got): Add a GOT initialization
15175 sequence for VxWorks PIC.
15176 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15177 around labels as well as symbols. Use gotoff_operand instead
15178 of local_symbolic_operand.
15179 (legitimize_pic_address): Use gotoff_operand instead of
15180 local_symbolic_operand. Use @GOT accesses for labels as
15182 (ix86_output_addr_diff_elt): Use PC-relative rather than
15183 GP-relative offsets for VxWorks PIC.
15184 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15185 no_new_pseudos. Check whether the returned register is op0.
15186 * config/i386/i386.md (tablejump): Use PC-relative rather than
15187 GP-relative offsets for VxWorks PIC.
15188 * config/i386/predicates.md (gotoff_operand): New predicate.
15190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15192 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15194 * config/vxworks-dummy.h: New file.
15195 * config/i386/i386.h: Include it.
15197 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15199 * dwarf2out.c (is_inlined_entry_point): New
15200 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15201 DW_AT_ranges if the first subblock is the entry point.
15203 2007-03-06 David Daney <ddaney@avtrex.com>
15205 * doc/install.texi (mips-*-*): Change recommended binutils
15208 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15210 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15211 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15213 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15214 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15216 2007-03-06 Jan Hubicka <jh@suse.cz>
15218 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15219 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15221 (probably_cold_bb_p): Cold functions are cold.
15222 (probably_never_executed_bb_p): Cold functions are cold.
15223 (tree_bb_level_predictions): Predict calls to cold functions as not
15225 (compute_function_frequency): Check hot/cold attributes.
15226 * function.h (function_frequency): Update comments.
15227 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15228 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15229 (c_common_att): Add cold and hot.
15231 * doc/extend.texi (hot,cold attributes): Document.
15233 2007-03-06 Andrew Haley <aph@redhat.com>
15235 * function.c (expand_function_end): Move blockage to just after we
15236 emit the label for the naked return from the function.
15238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15240 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15243 2007-03-06 Jan Hubicka <jh@suse.cz>
15245 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15246 loaded for constant large models. Non-large 64bit PIC can do.
15247 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15248 * cmodel.h: Add LARGE PIC.
15249 * i386.md (UNSPEC_PLTOFF): New.
15250 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15252 (*call_1_rex64): Disable for large models.
15253 (*call_1_rex64_large): New.
15254 (*call_value_1_rex64): Disable for large models.
15255 (*call_value_1_rex64_large): New.
15256 (set_rip_rex4): New.
15257 (set_got_offset_rex64): New.
15258 * predicates.md (constant_call_address_operand): For large model
15259 constant calls are not possible.
15260 * i386-protos.h (construct_plt_address): Declare.
15261 * i386.c (override_options): Accept large models.
15262 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15263 (legitimate_constant_p): Add new UNSPECs.
15264 (legitimate_pic_operand_p): Likewise.
15265 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15266 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15268 (output_pic_addr_const): Add PLTOFF.
15269 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15270 (ix86_expand_move): Legitimize pic address when in PIC mode.
15271 (construct_plt_address): New function.
15272 (ix86_expand_call): Offload the address to register and use GOT
15273 pointer for large model.
15274 * invoke.texi (mcmodel=large): Update documentation.
15276 2007-03-06 Richard Henderson <rth@redhat.com>
15278 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15279 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15280 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15281 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15282 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15283 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15284 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15285 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15286 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15287 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15288 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15289 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15290 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15291 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15292 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15293 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15294 x86_schedule, x86_use_bt, x86_pad_returns,
15295 x86_use_xchgb): Merge into ...
15296 (ix86_tune_features): ... here. New array.
15297 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15298 x86_bswap): Merge into ...
15299 (ix86_arch_features): ... here. New array.
15300 (x86_3dnow_a): Remove.
15301 (x86_accumulate_outgoing_args): Make static.
15302 (x86_arch_always_fancy_math_387): Make static.
15303 (ix86_tune_mask, ix86_arch_mask): Move ...
15304 (override_options): ... to local variables here. Apply the
15305 appropriate mask to each element of ix86_arch_features and
15306 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15307 as were done in the old macros.
15308 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15309 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15310 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15311 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15312 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15313 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15314 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15315 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15316 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15317 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15318 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15319 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15320 x86_accumulate_outgoing_args, x86_prologue_using_move,
15321 x86_epilogue_using_move, x86_decompose_lea,
15322 x86_arch_always_fancy_math_387, x86_shift1,
15323 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15324 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15325 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15326 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15327 x86_use_incdec, x86_pad_returns, x86_bswap,
15328 x86_partial_flag_reg_stall): Remove.
15329 (enum ix86_tune_indices): New.
15330 (ix86_tune_features): New.
15331 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15332 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15333 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15334 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15335 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15336 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15337 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15338 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15339 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15340 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15341 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15342 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15343 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15344 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15345 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15346 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15347 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15348 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15349 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15350 TARGET_EXT_80387_CONSTANTS): Use it.
15351 (enum ix86_arch_indices): New.
15352 (ix86_arch_features): New.
15353 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15354 TARGET_BSWAP): Use it.
15355 (ix86_tune_mask, ix86_arch_mask): Remove.
15357 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15360 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15361 Define using $${sysroot_headers_suffix}.
15362 * configure: Regenerate.
15363 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15364 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15366 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15367 * gcc.c (print_sysroot_headers_suffix): New.
15368 (option_map): Include --print-sysroot-headers-suffix.
15369 (display_help): Mention -print-sysroot-headers-suffix.
15370 (process_command): Handle -print-sysroot-headers-suffix.
15371 (do_spec_1): Append multilib directory to include-fixed path if
15372 sysroot suffixes in use.
15373 (main): Handle -print-sysroot-headers-suffix.
15374 * Makefile.in (start.encap): Don't depend on xlimits.h
15375 (xlimits.h): Remove.
15376 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15377 limits.h for each multilib in fixinc_list.
15378 (fixinc_list, s-fixinc_list): New.
15379 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15380 generate them for each multilib in fixinc_list.
15381 (stmp-fixproto): Use include-fixed. Run fixproto for each
15382 multilib in fixinc_list.
15383 (mostlyclean): Don't remove xlimits.h.
15384 (clean): Remove include-fixed.
15385 (real-install-headers-tar, real-install-headers-cpio,
15386 real-install-headers-cp): Don't copy include, only include-fixed.
15387 (install-mkheaders): Depend on fixinc_list. Don't depend on
15388 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15389 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15390 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15392 2007-03-06 Jan Hubicka <jh@suse.cz>
15394 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15397 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15399 * configure.ac: Allow tm_file to contain build-directory files.
15400 * configure: Regenerate.
15401 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15402 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15403 * config/m68k/print-sysroot-suffix.sh: New file.
15405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15407 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15408 of pic_offset_table_rtx if reload_completed.
15409 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15410 PIC_OFFSET_TABLE_REGNUM.
15411 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15413 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15414 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15418 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15419 functions that call eh_return.
15421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15423 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15424 functions that need a constant pool.
15426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15429 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15430 (m68k_preferred_reload_class): Likewise.
15431 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15432 (SECONDARY_RELOAD_CLASS): Define.
15433 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15434 (LIMIT_RELOAD_CLASS): Delete.
15435 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15436 registers from storing bytes.
15437 (m68k_secondary_reload_class): New function.
15438 (m68k_preferred_reload_class): Likewise.
15440 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15442 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15444 (m68k_expand_prologue): Likewise.
15446 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15448 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15449 (mips_expand_epilogue): Add a bool parameter.
15450 (m68k_legitimize_sibcall_address): Declare.
15451 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15452 (m68k_expand_epilogue): Add a parameter to select between sibling
15453 and normal epilogues. Only generate a return for the latter.
15454 (m68k_ok_for_sibcall_p): New function.
15455 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15456 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15457 (sibcall_value, *sibcall_value): Likewise.
15458 (*call, *call_value): Require !SIBLING_CALL_P.
15459 (epilogue): Update call to m68k_expand_epilogue.
15460 (sibcall_epilogue): New pattern.
15461 * config/m68k/predicates.md (const_call_operand): Say that this
15462 predicate applies to sibling calls too.
15463 (sibcall_operand): New predicate.
15465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15467 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15468 alternatives as movsi_cf.
15469 (movsf_cf_hard): Add commentary.
15471 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15472 Richard Sandiford <richard@codesourcery.com>
15474 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15475 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15476 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15477 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15478 as being live on exit from an interrupt function.
15479 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15480 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15481 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15482 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15483 (m68k_interrupt_function_p): Globalize.
15484 (m68k_compute_frame_layout): Remove reverse mask code.
15485 (m68k_emit_movem, m68k_set_frame_related): New functions.
15486 (m68k_output_function_prologue): Delete in favor of...
15487 (m68k_expand_prologue): ...this new function.
15488 (m68k_output_function_epilogue): Delete in favor of...
15489 (m68k_expand_epilogue): ...this new function.
15490 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15492 (print_operand): Handle %?.
15493 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15494 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15495 (prologue, epilogue): New patterns.
15496 (return): Turn into a define_expand.
15497 (*return): New pattern, derived from old "return" pattern. Use rte
15498 rather than rts for interrupt functions. Only use rtd if the pop
15500 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15501 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15502 (link, *link, unlink, *unlink, load_got): Likewise.
15504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15508 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15509 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15510 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15511 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15512 and m68k_matches_u_p.
15513 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15514 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15515 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15516 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15517 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15518 (REG_STRICT_P): New macro.
15519 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15520 PCREL_GENERAL_OPERAND_OK.
15521 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15522 m68k_legitimate_base_reg_p.
15523 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15524 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15525 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15526 * config/m68k/m68k.c (m68k_address): New structure.
15527 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15528 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15529 (m68k_jump_table_ref_p, m68k_decompose_address)
15530 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15531 (m68k_matches_u_p): New functions.
15532 (print_operand_address): Rewrite to use m68k_decompose_index.
15534 2007-03-05 David Taylor <dtaylor@emc.com>
15536 * gcc.c: Correct copyright date in --version output.
15538 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15540 * pa.md: In unamed move patterns, disparge copies between general
15541 and floating point registers using '?' modifier. Don't include 'f'
15542 constraint for register preferences in DImode, SImode, HImode and
15543 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15544 Remove constraints for copies between general and floating registers
15545 in soft-float DFmode pattern.
15546 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15550 2007-03-05 Mike Stump <mrs@apple.com>
15552 * c-common.c (targetcm): Add.
15553 * c-opts.c (c_common_handle_option): Handle language specific
15555 * opts.c (handle_option): Verify language for target options, if
15557 * opth-gen.awk: Add CL_LANG_ALL.
15558 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15559 (TARGETCM_INITIALIZER): Add.
15560 * target.h (struct gcc_targetcm): Add.
15562 * targhooks.c (default_handle_c_option): Add.
15563 * targhooks.h (default_handle_c_option): Add.
15564 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15566 * config/darwin.opt (iframework): Add.
15567 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15568 * config/darwin-c.c (handle_c_option): Add.
15569 (TARGET_HANDLE_C_OPTION): Add.
15571 * doc/invoke.texi (Darwin Options): Add -iframework.
15573 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15575 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15578 2007-03-05 Ian Lance Taylor <iant@google.com>
15580 * c.opt (fgnu89-inline): New option.
15581 * c-opts.c (c_common_post_options): Set default value for
15583 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15584 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15586 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15587 (grokdeclarator, start_function): Likewise.
15588 * c-cppbuiltin.c (c_cpp_builtins): Define either
15589 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15590 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15591 (C Dialect Options): Document -fgnu89-inline.
15592 * doc/extend.texi (Function Attributes): Explain what the
15593 gnu_inline attribute does.
15594 * doc/cpp.texi (Common Predefined Macros): Document
15595 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15597 2007-03-05 Ian Lance Taylor <iant@google.com>
15599 PR tree-optimization/31034
15600 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15601 half-range if the other side is an overflow infinity.
15603 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15605 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15606 (bfin*-linux-uclibc*): New configuration.
15607 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15609 * config/bfin/linux.h: New file.
15610 * config/bfin/libgcc-bfin.ver: New file.
15611 * config/bfin/t-bfin-uclinux: New file.
15612 * config/bfin/t-bfin-linux: New file.
15613 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15614 (TARGET_OS_CPP_BUILTINS): New macro.
15616 2007-03-05 Richard Guenther <rguenther@suse.de>
15618 * fold-const.c (fold_binary): Remove duplicate folding
15619 of comparison of non-null ADDR_EXPR against null.
15621 2007-03-05 Richard Guenther <rguenther@suse.de>
15622 Dorit Nuzman <dorit@il.ibm.com>
15624 PR tree-optimization/26420
15625 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15626 are no loops in the function. Only print the number of
15627 vectorized loops if it is greater than zero or we are supposed
15628 to print information about unvectorized loops.
15630 2007-03-05 Revital Eres <eres@il.ibm.com>
15632 * gcc.dg/var-expand1.c: New test.
15633 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15634 when an accumulator is expanded.
15636 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15639 * c-common.c (convert_and_check): Don't give warnings for
15640 conversion if 'expr' already overflowed.
15642 2007-03-04 Roger Sayle <roger@eyesopen.com>
15644 PR middle-end/30744
15645 * fold-const.c (fold_comparison): Enforce type consistency when
15646 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15648 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15650 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15651 containing a cast to the base of TARGET_MEM_REF.
15653 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15655 * tree.c (tree_contains_struct_check_failed): Remove spurious
15656 whitespace from error message.
15658 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15661 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15662 instead of precision.
15664 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15665 Nathan Sidwell <nathan@codesourcery.com>
15667 * emit-rtl.c (find_auto_inc): New.
15668 (try_split): recreate REG_INC notes,
15669 Use regular for loops rather than whiles.
15671 2007-03-03 Andreas Schwab <schwab@suse.de>
15673 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15674 * configure: Regenerate.
15676 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15678 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15679 flag_rounding_math, not flag_unsafe_math_optimizations.
15681 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15683 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15684 alpha_fold_vector_minmax): Likewise.
15685 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15688 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15690 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15691 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15692 if the lhs has side-effects.
15693 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15695 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15697 * config/i386/i386.h (TUNEMASK): Remove define.
15698 (ARCHMASK): Remove define.
15699 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15700 Use ix86_arch_mask variable instead of ARCHMASK.
15701 * config/i386/i386.c (override_options): Ditto.
15702 (standard_80387_constant_p): Ditto.
15704 2007-03-02 Ian Lance Taylor <iant@google.com>
15706 Used signed infinities in VRP.
15707 * tree-vrp.c (uses_overflow_infinity): New static function.
15708 (supports_overflow_infinity): New static function.
15709 (make_overflow_infinity): New static function.
15710 (negative_overflow_infinity): New static function.
15711 (positive_overflow_infinity): New static function.
15712 (is_negative_overflow_infinity): New static function.
15713 (is_positive_overflow_infinity): New static function.
15714 (is_overflow_infinity): New static function.
15715 (overflow_infinity_range_p): New static function.
15716 (compare_values_warnv): New function split out of compare_values.
15717 (compare_value): Call it.
15718 (set_value_range_to_nonnegative): Add overflow_infinity
15719 parameter. Change caller.
15720 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15722 (vrp_expr_computes_nonzero): Likewise.
15723 (compare_ranges, compare_range_with_value): Likewise.
15724 (compare_name_with_value, compare_names): Likewise.
15725 (vrp_evaluate_conditional): Likewise.
15726 (set_value_range): Handle infinity
15727 (vrp_operand_equal_p, operand_less_p): Likewise.
15728 (extract_range_from_assert): Likewise.
15729 (vrp_int_const_binop): Likewise.
15730 (extract_range_from_binary_expr): Likewise.
15731 (extract_range_from_unary_expr): Likewise.
15732 (extract_range_from_comparison): Likewise.
15733 (extract_range_from_expr): Likewise.
15734 (dump_value_range): Likewise.
15735 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15736 (test_for_singularity): Likewise.
15737 (vrp_int_const_binop): Remove inline qualifier.
15738 (adjust_range_with_scev): Add comment.
15739 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15741 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15743 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15744 (get_constraint_for): Likewise.
15745 (do_structure_copy): Likewise.
15746 (find_func_aliases): Fix references to MODIFY_EXPR.
15747 (intra_create_variable_infos): Tidy.
15748 * tree-ssa-operands.c (add_virtual_operand): Add argument
15750 When adding members of alias sets, if IS_CALL_SITE is true and
15751 the symbol is not call-clobbered, skip it.
15752 Adjust all callers.
15754 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15756 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15757 entry by means of emit_insn_at_entry.
15759 2007-03-02 Richard Henderson <rth@redhat.com>
15761 * expr.h (promoted_input_arg): Remove decl.
15762 * function.c (promoted_input_arg): Merge into ...
15763 * combine.c (setup_incoming_promotions): ... only caller.
15764 Rearrange to avoid double loop.
15766 2007-03-02 Ben Elliston <bje@au.ibm.com>
15767 Peter Bergner <bergner@vnet.ibm.com>
15768 Janis Johnson <janis187@us.ibm.com>
15770 * config/rs6000/dfp.md: New file.
15771 * config/rs6000/rs6000.md: Include dfp.md.
15772 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15773 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15774 and TDmode decimal float modes in FP registers.
15775 (num_insns_constant): Likewise.
15776 (rs6000_legitimate_offset_address_p): Likewise.
15777 (rs6000_legitimize_address): Likewise.
15778 (rs6000_legitimize_reload_address): Likewise.
15779 (rs6000_legitimate_address): Likewise.
15780 (rs6000_emit_move): Likewise.
15781 (function_arg_boundary): Likewise.
15782 (function_arg_advance): Likewise.
15783 (rs6000_darwin64_record_arg_recurse): Likewise.
15784 (function_arg): Likewise.
15785 (rs6000_gimplify_va_arg): Likewise.
15786 (rs6000_split_multireg_move): Likewise.
15787 (rs6000_output_function_epilogue): Likewise.
15788 (rs6000_output_function_epilogue): Likewise.
15789 (rs6000_register_move_cost): Likewise.
15790 (rs6000_function_value): Likewise.
15791 (rs6000_libcall_value): Likewise.
15793 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15795 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15797 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15799 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15800 Use $MULTIDIR to choose between the kernel and RTP headers,
15801 and use $WIND_BASE and $WIND_USR to locate them.
15803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/i386.c (override_options): Put initialization of
15806 ix86_tune_mask and ix86_arch_mask to the correct place.
15808 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15809 Michael Meissner <michael.meissner@amd.com>
15812 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15813 (ARCHMASK): Define.
15814 (TARGET_CMOVE): Use ARCHMASK.
15815 (TARGET_CMPXCHG): Ditto.
15816 (TARGET_CMPXCHG8B): Ditto.
15817 (TARGET_XADD): Ditto.
15818 (TARGET_BSWAP): Ditto.
15819 * config/i386/i386.c (ix86_tune_mask): New global variable.
15820 (ix86_arch_mask): Ditto.
15821 (override_options): Initialize ix86_tune_mask and
15822 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15825 2007-03-02 Ben Elliston <bje@au.ibm.com>
15828 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15830 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15832 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15833 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15834 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15835 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15837 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15838 rs6000_init_dwarf_reg_sizes_extra): New.
15839 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15840 SPE register high parts.
15842 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15844 * Makefile.in: Add install-pdf target as
15845 copied from automake v1.10 rules.
15846 * configure.ac: Add install-pdf to target list.
15847 * configure: Regenerate.
15849 2007-03-01 Paul Brook <paul@codesourcery.com>
15851 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15852 modes to LDRD for DImode.
15853 (output_move_double): Fixup out of range ldrd/strd.
15854 (vfp_secondary_reload_class): Rename...
15855 (coproc_secondary_reload_class): ... to this. Add wb argument.
15856 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15857 coproc_secondary_reload_class for CLASS_IWMMXT.
15858 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15859 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15861 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15863 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15864 unroll factor by the estimated number of iterations.
15865 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15866 than prefetch latency.
15868 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15869 decode_caches_intel, detect_caches_intel): New functions.
15870 (host_detect_local_cpu): Use detect_caches_amd and
15871 detect_caches_intel.
15873 2007-03-01 Richard Henderson <rth@redhat.com>
15875 * expr.c (emit_move_complex_push): Export.
15876 (emit_move_complex_parts): Split out from ...
15877 (emit_move_complex): ... here.
15878 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15879 * config/i386/i386.md (movcdi): New.
15881 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15883 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15884 size of mode1 to check for tieable modes in MMX case.
15886 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15888 * Makefile.in (rtlanal.o): Depend on tree.h.
15889 * rtl.h (offset_within_section_p, split_const): Declare.
15890 * rtlanal.c: Include tree.h.
15891 (offset_within_block_p): New function, taken from
15892 mips_offset_within_object_p.
15893 (split_const): New function, taken from mips_split_const.
15894 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15896 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15897 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15898 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15899 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15900 (m68k_illegitimate_symbolic_constant_p): New function.
15901 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15902 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15903 symbolic constant that might be outside the symbol's section,
15904 move the symbol first and then add the offset.
15905 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15907 * config/mips/mips.c (mips_split_const): Delete.
15908 (mips_offset_within_object_p): Delete.
15909 (mips_symbolic_constant_p): Use offset_within_section_p and
15910 split_const instead of mips_offset_within_object_p and
15912 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15913 (mips_legitimize_const_move, print_operand_reloc)
15914 (mips_dangerous_for_la25_p): Use split_const instead of
15917 2007-02-28 Eric Christopher <echristo@apple.com>
15919 * Makefile.in (install-include-dir): Don't rm -rf include.
15921 2007-02-28 Richard Guenther <rguenther@suse.de>
15923 PR middle-end/30364
15924 * fold-const.c (fold_binary): Do not associate expressions
15925 with more than one variable for integer types that do not wrap.
15927 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15929 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15930 Delete, and replace with...
15931 (fold_builtin_call_array): This. Update callers to use it.
15932 * fold-const.c (fold_build_call_list): Delete, and replace with...
15933 (fold_build_call_array): This.
15934 (fold_build_call_list_initializer): Delete, and replace with...
15935 (fold_build_call_array_initializer): This.
15936 * tree.h: Update declarations to reflect above changes.
15938 * c-typeck.c (build_function_call): Store converted arguments
15939 in a stack-allocated array instead of building a list.
15940 (convert_arguments): Store arguments in the array passed in as an
15941 argument, and return the actual number of arguments.
15942 * c-format.c: (check_function_format): Pass arguments in an
15943 array instead of a list.
15944 * c-common.c (check_function_nonnull): Likewise.
15945 (check_function_sentinel): Likewise.
15946 (check_function_arguments): Likewise.
15947 * c-common.h: Update declarations to reflect above changes.
15949 2007-02-28 Jan Hubicka <jh@suse.cz>
15951 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15952 PRED_NEGATIVE_RETURN): Update outcomes.
15954 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15956 * calls.c (emit_library_call_value_1): Handle partial registers
15957 correctly when building up CALL_INSN_FUNCTION_USAGE.
15959 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15961 * pa/predicates.md (move_src_operand): Allow zero for mode.
15962 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15965 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15968 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15969 *movv2df_internal): Enable pattern only for valid operand
15971 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15972 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15974 2007-02-27 Mike Stump <mrs@apple.com>
15976 * config/darwin-crt3.c: Avoid compilation when compiling for a
15979 2007-02-27 Joseph Myers <joseph@codesourcery.com>
15981 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
15983 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
15984 for fixed headers and limits.h.
15985 (install-include-dir, install-headers-tar, install-headers-cpio,
15986 install-headers-cp, real-install-headers-tar,
15987 real-install-headers-cpio, real-install-headers-cp): Handle
15988 include-fixed as well as include.
15989 (install-mkheaders): Don't install files that go only in include
15991 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
15992 from GCC_INCLUDE_DIR.
15993 * gcc.c (process_command): Remove special -BstageN/ handling.
15994 (do_spec_1): Add include-fixed directories.
15996 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
15998 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16000 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16002 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16005 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16007 * c-common.c (get_priority): Add check for
16008 SUPPORTS_INIT_PRIORITY.
16010 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16012 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16014 * config/bfin/bfin.c: Include "cfglayout.h".
16015 (MAX_LSETUP_DISTANCE): New macro.
16016 (struct loop_info): New members incoming, incoming_src and
16017 incoming_dest. Delete member predecessor.
16018 (length_for_loop): New function.
16019 (bfin_optimize_loop): Handle more different loop structures.
16020 (bfin_discover_loop): Rework detection of predecessor blocks by
16021 examining incoming edges.
16022 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16024 (bfin_reorder_loops): New function.
16025 (bfin_reorg_loops): Use these three new functions.
16027 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16028 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16029 (CONSTRAINT_LEN): Add entry for 'q'.
16030 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16031 Add 'q' constraints.
16032 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16033 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16035 * config/bfin/bfin.md (add_with_carry): New pattern.
16036 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16037 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16038 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16039 support unsigned multiplies too. Removed incorrect commutativity from
16040 operand 1 constraint where appropriate.
16041 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16043 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16044 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16046 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16047 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16048 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16049 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16050 usmulhisi_hh_huh): New patterns.
16052 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16053 lshifthi3): Fix output template to use half reg for operand 2.
16055 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16058 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16060 2007-02-27 Andreas Schwab <schwab@suse.de>
16062 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16064 2007-02-27 Jan Hubicka <jh@suse.cz>
16066 * predict.c (last_basic_block_p): Remove.
16067 (tree_estimate_probability): Update return heuristic for commonized
16070 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16072 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16074 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16076 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16077 * doc/cpp.texi: Standardize title page.
16078 * doc/cppinternals.texi: Likewise.
16079 * doc/gcc.texi: Standardize title page, remove version number
16080 from copyright page.
16081 * doc/gccint.texi: Likewise.
16082 * doc/install.texi: Standardize title page, add table of
16085 2007-02-26 Jan Hubicka <jh@suse.cz>
16087 * predict.def: Set outcomes according to more recent results.
16088 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16089 Remove dead predictors.
16090 * predict.c (return_prediction): Fix pasto.
16092 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16094 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16095 change; avoid a memory leak when returning early.
16097 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16099 * c-decl.c (static_ctors): Move to c-common.c.
16100 (static_dtors): Likewise.
16101 (finish_function): Use c_record_cdtor_fn.
16102 (build_cdtor): Move to c-common.c.
16103 (c_write_global_declarations): Use c_build_cdtor_fns.
16104 * c-common.h (static_ctors): Declare.
16105 (static_dtors): Likewise.
16106 (c_record_cdtor_fn): Likewise.
16107 (c_build_cdtor_fns): Likewise.
16108 * c-common.c (static_ctors): New variable.
16109 (static_dtors): Likewise.
16110 (c_record_cdtor_fn): New function.
16111 (build_cdtor): Move from c-decl.c
16112 (c_build_cdtor_fns): New function.
16114 * output.h (assemble_addr_to_section): Declare.
16115 (get_cdtor_priority_section): Likewise.
16116 * varasm.c (assemble_addr_to_section): New function.
16117 (get_cdtor_priority_section): Likewise.
16118 (default_named_section_asm_out_destructor): Use them.
16119 (destor_dtor_section_asm_out_destructor): Likewise.
16120 (default_named_section_asm_out_constructor): Likewise.
16121 (default_ctor_section_asm_out_constructor): Likewise.
16122 * config.gcc (*-*-vxworks*): Include vxworks.o.
16123 * config/t-vxworks (vxworks.o): New target.
16124 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16125 (TARGET_ASM_CONSTRUCTOR): Define.
16126 (TARGET_ASM_DESTRUCTOR): Likewise.
16127 (vxworks_asm_out_constructor): Declare.
16128 (vxworks_asm_out_destructor): Likewise.
16130 * c-common.c (get_priority): Check that we have not just an
16131 INTEGER_CST, but an integer constant with integeral type.
16133 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16135 PR tree-optimization/30938
16136 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16137 use &dt[nargs-1] instead of &dt[nargs] in the call to
16138 vect_is_simple_use().
16140 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16142 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16143 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16144 Do not attempt to handle MEM inside auto-inc expressions.
16145 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16146 of a register modified by an auto-inc expression. However, do handle
16147 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16148 (elimination_effects): Prohibit elimination of a register modified
16149 by an auto-inc expression. Disable register elimination rules whose
16150 target register is modified by an auto-inc expression with variable
16153 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16155 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16157 (array_at_struct_end_p): New function.
16158 (idx_infer_loop_bounds): Use it.
16159 (estimate_numbers_of_iterations_loop): Export.
16160 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16161 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16162 (tree_estimate_probability): Call record_loop_exits.
16163 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16164 (estimated_loop_iterations, estimated_loop_iterations_int,
16165 estimated_loop_iterations_tree): New functions.
16166 (analyze_siv_subscript_cst_affine,
16167 compute_overlap_steps_for_affine_1_2,
16168 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16169 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16170 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16171 (PRED_LOOP_ITERATIONS_GUESSED): New.
16172 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16173 * cfgloop.h (estimate_numbers_of_iterations_loop,
16174 estimated_loop_iterations_int): Declare.
16176 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16178 * doc/extend.texi: Document optional priority argument to
16179 constructors and destructors.
16180 * tree.c (init_priority_for_decl): Adjust GTY markers.
16181 (init_ttree): Use priority-info hash functions for
16182 init_priority_for_decl.
16183 (tree_map_eq): Rename to ...
16184 (tree_map_base_eq): ... this.
16185 (tree_map_marked_p): Rename to ...
16186 (tree_map_base_marked_p): ... this.
16187 (tree_map_base_hash): New function.
16188 (decl_init_priority_lookup): Rework.
16189 (decl_fini_priority_lookup): New function.
16190 (decl_priority_info): New function.
16191 (decl_init_priority_insert): Use it.
16192 (decl_fini_priority_insert): Likewise.
16193 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16195 (decl_restrict_base_insert): Likewise.
16196 (decl_debug_expr_insert): Likewise.
16197 (decl_value_expr_lookup): Likewise.
16198 (decl_value_expr_insert): Likewise.
16199 * tree.h (priority_type): New type.
16200 (decl_init_priority_lookup): Use priority_type.
16201 (decl_fini_priority_lookup): New function.
16202 (decl_init_priority_insert): Use priority_type.
16203 (decl_fini_priority_insert): New function.
16204 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16205 (DECL_INIT_PRIORITY): Likewise.
16206 (SET_DECL_INIT_PRIORITY): Add comment.
16207 (DECL_FINI_PRIORITY): New macro.
16208 (SET_DECL_FINI_PRIORITY): Likewise.
16209 (DEFAULT_INIT_PRIORITY): Document.
16210 (MAX_INIT_PRIORITY): Likewise.
16211 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16212 (tree_map_base): New type.
16213 (tree_map_base_eq): New function.
16214 (tree_map_base_hash): Likewise.
16215 (tree_map_base_marked_p): Likewise.
16216 (tree_map): Inherit from tree_map_base.
16217 (tree_map_eq): Make it a macro.
16218 (tree_map_marked_p): Likewise.
16219 (tree_int_map): Inherit from tree_map_base.
16220 (tree_int_map_eq): Make it a macro.
16221 (tree_int_map_hash): Likewise.
16222 (tree_int_map_marked_p): Likewise.
16223 (tree_priority_map): New type.
16224 (tree_priority_map_eq): New macro.
16225 (tree_priority_map_hash): Likewise.
16226 (tree_priority_map_marked_p): Likewise.
16227 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16229 (emutls_common_1): Likewise.
16230 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16231 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16232 of tree_map hierarchy.
16233 * tree-cfg.c (move_stmt_r): Likewise.
16234 (new_label_mapper): Likewise.
16235 * c-tree.h (c_expand_body): Move to ...
16236 * c-common.h (c_expand_body): ... here.
16237 * c-decl.c (c_expand_body): Move to ...
16238 * c-common.c (c_expand_body): ... here.
16239 (c_common_attribute_table): Allow 1 argument for the constructor
16240 and destructor attributes.
16241 (get_priority): New function.
16242 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16243 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16245 2007-02-24 Jan Hubicka <jh@suse.cz>
16247 PR middle-end/30509
16248 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16249 copying for inlining.
16251 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16252 Jan Hubicka <jh@suse.cz>
16255 * i386.c (counter_mode): New function.
16256 (expand_set_or_movmem_via_loop): Use it.
16257 (expand_movmem_epilogue): Likewise; fix pasto.
16258 (ix86_expand_movmem): Do emit guard even for constant counts.
16259 (ix86_expand_setmem): Likewise.
16261 2007-02-25 Nick Clifton <nickc@redhat.com>
16263 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16264 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16266 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16269 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16270 count argument with 0x10, not with 0x16.
16271 (expand_setmem_epilogue): Ditto.
16273 2007-02-24 Mike Stump <mrs@apple.com>
16275 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16278 2007-02-24 Richard Guenther <rguenther@suse.de>
16280 PR middle-end/30951
16281 * fold-const.c (fold_binary): Fold x +- CST op x for
16282 EQ_EXPR and NE_EXPR.
16284 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16286 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16288 2007-02-24 Jan Hubicka <jh@suse.cz>
16290 * cgraphunit.c (decide_is_function_needed): Honor
16291 -fkeep-inline-functions.
16293 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16295 * builtins.c (fold_builtin_modf): New.
16296 (fold_builtin_2): Use it.
16298 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16300 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16301 (determine_max_iter): Take additional LOOP arg; all callers changed.
16302 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16303 one using simplifications.
16304 (simplify_using_initial_values): Return if the expression becomes
16305 invalid due to altered regs.
16307 2007-02-23 DJ Delorie <dj@redhat.com>
16309 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16311 2007-02-23 Mike Stump <mrs@apple.com>
16313 * tlink.c (scan_linker_output): Parse linker messages from
16314 darwin9's linker better.
16316 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16319 * varpool.c (varpool_assemble_pending_decls): Set
16320 varpool_last_needed_node to null.
16322 2007-02-23 DJ Delorie <dj@redhat.com>
16324 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16325 alignment bigger than the object file can handle.
16327 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16330 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16331 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16332 (*movsf_1): Penalize MMX moves.
16334 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16336 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16337 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16339 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16341 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16343 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16344 (fold_builtin_1): Use them.
16345 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16346 BUILT_IN_SIGNIFICAND.
16348 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16350 * config/i386/i386.c (bdesc_1arg): Initialize
16351 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16352 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16353 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16354 and IX86_BUILTIN_MOVSLDUP.
16356 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16358 PR rtl-optimization/30841
16359 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16361 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16363 * builtins.c (fold_builtin_frexp): New.
16364 (fold_builtin_2): Use it.
16366 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16368 * doc/invoke.texi (Spec Files): Document getenv spec function.
16370 * gcc.c (getenv_spec_function): New function.
16371 (static_spec_functions): Add it.
16372 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16373 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16376 2007-02-22 Michael Matz <matz@suse.de
16379 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16380 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16382 2007-02-22 Ian Lance Taylor <iant@google.com>
16385 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16386 (mem_loc_descriptor): Call it.
16388 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16389 Ira Rosen <irar@il.ibm.com>
16391 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16393 2007-02-22 Ira Rosen <irar@il.ibm.com>
16395 PR tree-optimization/30843
16396 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16397 stores only after all the group is vectorized.
16399 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16401 PR tree-optimization/30858
16402 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16403 in the reduction cycle have a single use in the loop.
16404 * tree-vectorizer.h (relevant): Add documentation.
16406 2007-02-20 Mike Stump <mrs@apple.com>
16408 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16409 * configure: Regenerate.
16411 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16413 Change the defaults of some parameters and options.
16414 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16415 * config/spu/spu.c (spu_optimization_options): Add.
16416 (spu_override_options): Change params in spu_optimization_options.
16417 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16419 Register 127 is only 16 byte aligned when used as a frame pointer.
16420 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16421 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16422 HARD_FRAME_POINTER_REGNUM.
16423 (spu_legitimate_address): Use regno_aligned_for_reload.
16424 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16425 aligned when frame_pointer_needed is true.
16426 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16428 * config/spu/spu.h (INIT_EXPANDERS): Define.
16430 Make sure shift and rotate instructions have valid immediate operands.
16431 * config/spu/predicates.md (spu_shift_operand): Remove.
16432 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16433 * config/spu/constraints.md (W, O): Extend range.
16434 * config/spu/spu.md (umask, nmask): Define.
16435 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16436 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16437 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16438 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16439 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16440 (lshr<mode>3_reg): Fix rtl description.
16442 Make sure mulhisi immediate operands are valid.
16443 * config/spu/predicates.md (imm_K_operand): Add.
16444 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16446 Generate constants using fsmbi and andi.
16447 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16448 (print_operand, spu_split_immediate, classify_immediate,
16449 fsmbi_const_p): Handle IC_FSMBI2.
16451 Correctly handle a CONST_VECTOR containing symbols.
16452 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16453 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16454 (immediate_load_p): Allow symbols that use 2 instructions to create.
16455 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16456 with symbols when flag_pic is set.
16457 (const_vector_immediate_p): New.
16458 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16459 accept a CONST_VECTOR with symbols.
16460 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16461 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16463 * config/spu/spu.md (high, low): Delete.
16464 (low_<mode>): Define.
16466 Remove INTRmode and INTR_REGNUM, which didn't work.
16467 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16469 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16470 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16471 peephole2 pattern): Don't use INTR or 131.
16472 (movintrcc): Delete.
16473 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16474 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16475 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16476 (UNSPEC_SET_INTR): Add.
16477 * config/spu/spu-modes.def (INTR): Remove.
16479 More accurate warnings about run-time relocations.
16480 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16482 Correctly warn about immediate arguments to specific intrinsics.
16483 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16484 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16485 the instruction predicate.
16487 Fix tree check errors with latest update.
16488 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16490 (spu_expand_builtin): Use CALL_EXPR_FN.
16492 Add missing specific intrinsics.
16493 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16495 * config/spu/spu_internals.h: Ditto.
16497 Fix incorrect operand modifiers.
16498 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16499 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16501 Optimize one case of zero_extend of a vec_select.
16502 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16504 Accept any immediate for hbr.
16505 * config/spu/spu.md (hbr): Change s constraints to i.
16507 2007-02-21 Paul Brook <paul@codesourcery.com>
16509 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16510 condexec_count when skipping USE and CLOBBER.
16512 2007-02-21 Nick Clifton <nickc@redhat.com>
16514 * common.opt (Warray-bounds): Add Warning attribute.
16515 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16517 (fsized-zeroes): Add Optimization attribute.
16518 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16519 * c.opt (Wc++0x-compat): Add Warning attribute.
16521 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16523 PR middle-end/30761
16524 * reload1.c (eliminate_regs_in_insn): In the single_set special
16525 case, attempt to re-recognize the insn before falling back to
16526 having reload fix it up.
16528 2007-02-20 Eric Christopher <echristo@gmail.com>
16530 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16531 Rewrite accordingly.
16532 (frv_read_iacc_argument): Ditto.
16533 (frv_expand_set_builtin): Take a call instead of arglist, update for
16535 (frv_expand_unop_builtin): Ditto.
16536 (frv_expand_binop_builtin): Ditto.
16537 (frv_expand_cut_builtin): Ditto.
16538 (frv_expand_binopimm_builtin): Ditto.
16539 (frv_expand_voidbinop_builtin): Ditto.
16540 (frv_expand_int_void2arg): Ditto.
16541 (frv_expand_prefetches): Ditto.
16542 (frv_expand_voidtriop_builtin): Ditto.
16543 (frv_expand_voidaccop_builtin): Ditto.
16544 (frv_expand_load_builtin): Ditto.
16545 (frv_expand_store_builtin): Ditto.
16546 (frv_expand_mdpackh_builtin): Ditto.
16547 (frv_expand_mclracc_builtin): Ditto.
16548 (frv_expand_mrdacc_builtin): Ditto.
16549 (frv_expand_mwtacc_builtin): Ditto.
16550 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16553 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16555 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16556 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16558 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16559 point instructions.
16560 * configure: Regenerate.
16561 * config.in: Regenerate.
16562 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16563 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16564 masks to power6 and power6x and to POWERPC_MASKS.
16565 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16567 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16568 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16569 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16570 Access PROTOTYPE as variable, not mask.
16572 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16574 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16575 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16576 * combine.c (adjust_for_new_dest): Use it.
16577 * postreload.c (reload_combine): Likewise.
16579 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16581 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16582 notes on an insn with multiple sets, even if single_set returns
16583 non-NULL for that insn.
16585 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16587 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16588 scalbn and scalbln.
16590 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16592 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16593 if user didn't pass it.
16594 * config/i386/darwin.h (CC1_SPEC): Likewise.
16595 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16596 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16597 -mmacosx-version-min.
16599 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16600 Uros Bizjak <ubizjak@gmail.com>
16602 * optabs.h (enum optab_index): Add new OTI_scalb.
16603 (scalb_optab): Define corresponding macro.
16604 * optabs.c (init_optabs): Initialize scalb_optab.
16605 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16607 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16608 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16609 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16610 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16611 flag_unsafe_math_optimizations is set.
16613 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16614 to implement scalbf, scalb and scalbl built-ins as inline x87
16617 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16618 DJ Delorie <dj@redhat.com>
16621 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16622 (diagnostic_report_diagnostic): ... here, and turn them into real
16623 errors. If warnings are inhibited, no need to do anything.
16625 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16628 better code generation.
16630 2007-02-20 Ben Elliston <bje@au.ibm.com>
16632 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16634 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16636 * config/alpha/alpha.c, config/alpha/alpha.md,
16637 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16638 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16639 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16640 config/arm/lib1funcs.asm: Follow spelling conventions.
16642 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16643 config/fr30/fr30.md, config/i386/i386.h,
16644 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16645 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16646 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16647 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16648 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16649 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16650 config/sparc/sparc.c, config/sparc/sparc.h,
16651 config/sparc/sparc.md, config/spu/constraints.md,
16652 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16655 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16658 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16661 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16663 * doc/invoke.texi (-ftree-lrs): Remove.
16665 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16667 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16670 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16672 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16673 new CALL_EXPR_FN macro for retrieving the function
16674 declaration of the input expression.
16676 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16678 * c.opt (Waddress): New.
16679 * common.opt (Walways-true): Delete.
16680 (Wstring-literal-comparison): Delete.
16681 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16682 -Wstring-literal-comparison. Add -Waddress.
16684 (Walways-true): Delete.
16685 (Wstring-literal-comparison): Delete.
16686 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16687 consistently instead of -Walways-true in example.
16688 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16689 * c-typeck.c (parser_build_binary_op): Replace
16690 -Wstring-literal-comparison and -Walways-true with -Waddress.
16691 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16694 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16696 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16697 without DECL_STRUCT_FUNCTION initialized.
16699 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16701 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16702 due to calls to functions taking pointers as parameters.
16704 2007-02-19 Richard Henderson <rth@redhat.com>
16707 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16710 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16712 * config/s390/s390.c (s390_call_saved_register_used,
16713 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16714 accessed to the new scheme.
16716 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16718 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16719 (cris_print_index, cris_print_operand, cris_print_operand_address)
16720 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16721 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16722 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16723 GET_CODE () == xxx.
16724 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16725 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16726 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16727 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16728 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16729 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16730 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16731 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16732 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16733 (uminsi3, call, call_value): Ditto.
16734 (define_split: indir_to_reg_split, unnamed): Ditto.
16736 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16738 PR tree-optimization/30975
16739 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16742 2007-02-18 Eric Christopher <echristo@gmail.com>
16744 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16745 Remove use of arglist.
16746 (mips_expand_builtin): Remove use of arglist, pass in expr.
16747 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16748 (mips_expand_builtin_movtf): Ditto.
16749 (mips_expand_builtin_compare): Ditto.
16751 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16753 * tree-sra.c (sra_build_assignment): Replace assertion
16754 checking with a comment explaining why it can't be done.
16756 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16758 PR middle-end/30833
16759 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16760 during CALL_EXPR representation conversion.
16761 * tree-ssa-propagate.c (set_rhs): Likewise.
16763 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16765 * tree-sra.c (sra_build_assignment): Disable assertion checking
16768 2007-02-18 Roger Sayle <roger@eyesopen.com>
16770 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16771 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16772 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16774 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16775 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16776 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16777 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16778 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16779 force_gimple_operand): Likewise.
16780 * ipa-cp.c (constant_val_insert): Likewise.
16781 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16782 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16783 perfect_nestify): Likewise.
16784 * langhooks.c (lhd_omp_assignment): Likewise.
16785 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16786 lower_copyprivate_clauses, lower_send_clauses,
16787 lower_send_shared_vars, expand_parallel_call,
16788 expand_omp_for_generic, expand_omp_for_static_nochunk,
16789 expand_omp_for_static_chunk, expand_omp_sections,
16790 lower_omp_single_copy, lower_omp_for_lastprivate,
16791 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16792 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16793 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16796 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16798 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16799 config/sh/sh.md: Follow spelling conventions.
16801 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16802 config/frv/predicates.md: Follow spelling conventions.
16804 * config/m68k/linux-unwind.h: Fix a comment typo.
16805 * target.h: Follow spelling conventions.
16807 2007-02-18 Roger Sayle <roger@eyesopen.com>
16809 PR rtl-optimization/28173
16810 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16811 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16812 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16813 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16814 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16816 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16818 * builtins.c (fold_builtin_load_exponent): New.
16819 (fold_builtin_2): Use it.
16821 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16823 PR rtl-optimization/30773
16824 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16825 if we fail to attach a REG_EQUIV note.
16827 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16828 Roger Sayle <roger@eyesopen.com>
16830 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16832 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16834 * calls.c (initialize_argument_information): Pass original EXP
16835 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16836 code to split complex arguments here, as part of initializing the
16838 (expand_call): Remove code that builds a list of arguments and
16839 inserts implicit arguments into it. Instead, just count how many
16840 implicit arguments there will be so we can determine the size of
16841 the ARGS array, and let initialize_argument_information do the work.
16842 (split_complex_values): Delete unused function.
16844 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16846 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16848 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16850 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16851 for arg pointer based indexed addressing.
16853 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16855 * config/ia64/ia64.h, config/ia64/ia64.md,
16856 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16857 spelling conventions.
16859 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16861 * config/m68k/m68k.c (split_di): New.
16862 * config/m68k/m68k-protos.h: Declare split_di.
16863 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16864 Improve predicate handling and split constant shifts.
16866 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16868 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16869 parameter for register bitfield operations, general predicates
16872 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16874 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16875 * config/m68k/linux-unwind.h: New file.
16877 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16879 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16880 config/i386/athlon.md, config/ia64/ia64.md,
16881 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16882 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16883 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16884 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16885 tree-vect-transform.c: Fix comment typos.
16887 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16889 * sched-deps.c (find_insn_list): Remove.
16890 * sched-int.h: Remove the prototype for find_insn_list.
16892 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16894 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16896 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16897 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16898 darwin_rs6000_override_options.
16899 (C_COMMON_OVERRIDE_OPTIONS): Expect
16900 darwin_macosx_version_min to be non-NULL always.
16901 (TARGET_C99_FUNCTIONS): Likewise.
16902 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16903 (DARWIN_MINVERSION_SPEC): New.
16904 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16905 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16907 (DARWIN_MINVERSION_SPEC): New.
16908 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16910 * config/darwin-c.c (darwin_cpp_builtins): Expect
16911 darwin_macosx_version_min to be non-NULL always.
16913 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16915 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16917 * config/i386/i386.h (x86_use_xchgb): New.
16918 (TARGET_USE_XCHGB): New macro.
16919 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16920 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16921 Split after reload into bswaphi for shifts of 8.
16922 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16923 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16924 or when optimizing for size.
16926 2007-02-16 Richard Guenther <rguenther@suse.de>
16927 Christian Bruel <christian.bruel@st.com>
16929 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16930 DECLs but prefer SSA_NAMEs over DECLs.
16932 2007-02-16 Richard Guenther <rguenther@suse.de>
16934 * tree-flow-inline.h (single_imm_use_p): Remove.
16935 (zero_imm_uses_p): Likewise.
16936 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16937 instead of single_imm_use_p.
16938 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16941 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16944 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16945 nested double- and backquotes.
16947 2007-02-15 Roger Sayle <roger@eyesopen.com>
16949 PR middle-end/30391
16950 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16951 should be unreachable.
16952 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16953 For the time being redirect GIMPLE_MODIFY_STMT to the new
16954 (renamed) build_gimple_modify_stmt_stat.
16955 (build2_gimple_stat): Rename to...
16956 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16957 Always build a GIMPLE_MODIFY_STMT node.
16958 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16959 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16962 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16963 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16964 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16965 expand_complex_div_wide): Likewise.
16966 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16967 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16968 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16969 * tree-ssa-loop-manip.c (create_iv): Likewise.
16970 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16971 abs_replacement): Likewise.
16972 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16973 realify_fake_stores): Likewise.
16975 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16976 node rather than a GIMPLE_MODIFY_STMT node.
16977 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
16978 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
16980 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
16981 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
16982 GIMPLE_MODIFY_STMT.
16984 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16986 PR middle-end/30433
16987 * fold-const.c (fold_comparison): Add back the
16988 folding of constant complex comparisions.
16990 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16992 PR middle-end/30729
16993 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
16994 effects unknown to this function, return early.
16996 2007-02-15 Ian Lance Taylor <iant@google.com>
16998 * lower-subreg.c (move_eh_region_note): New static function.
16999 (resolve_simple_move): Call it.
17000 (decompose_multiword_subregs): Track blocks for which we resolve a
17001 simple move which is also a control flow insn. Pass them to
17002 find_many_sub_basic_blocks.
17003 (pass_lower_subreg): Add TODO_verify_flow.
17004 (pass_lower_subreg2): Likewise.
17006 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17007 Brooks Moses <brooks.moses@codesourcery.com>
17008 Lee Millward <lee.millward@codesourcery.com>
17010 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17011 (VL_EXP_CLASS_P): New.
17012 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17014 (TREE_OPERAND_CHECK_CODE): Likewise.
17015 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17016 (TREE_RTL_OPERAND_CHECK): Likewise.
17017 (tree_operand_check_failed): Make second parameter the whole tree
17018 instead of its code. Fixed callers.
17019 (VL_EXP_CHECK): New.
17020 (TREE_OPERAND_LENGTH): New.
17021 (VL_EXP_OPERAND_LENGTH): New.
17022 (CALL_EXPR_FN): New.
17023 (CALL_EXPR_STATIC_CHAIN): New.
17024 (CALL_EXPR_ARGS): New.
17025 (CALL_EXPR_ARG): New.
17026 (call_expr_nargs): New.
17027 (CALL_EXPR_ARGP): New.
17028 (build_nt_call_list): Declare.
17029 (build_vl_exp_stat): Declare.
17030 (build_vl_exp): New.
17031 (build_call_list): Declare.
17032 (build_call_nary): Declare.
17033 (build_call_valist): Declare.
17034 (build_call_array): Declare.
17035 (call_expr_arg): Declare.
17036 (call_expr_argp): Declare.
17037 (call_expr_arglist): Declare.
17038 (fold_build_call_list): Declare.
17039 (fold_build_call_list_initializer): Declare.
17040 (fold_call_expr): Declare to replace fold_builtin.
17041 (fold_builtin_fputs): Update to agree with modified definition.
17042 (fold_builtin_strcpy): Likewise.
17043 (fold_builtin_strncpy): Likewise.
17044 (fold_builtin_memory_chk): Likewise.
17045 (fold_builtin_stxcpy_chk): Likewise.
17046 (fold_builtin_strncpy_chk): Likewise.
17047 (fold_builtin_next_arg): Likewise.
17048 (fold_build_call_expr): Declare.
17049 (fold_builtin_call_list): Declare.
17050 (fold_builtin_call_valist): Declare.
17051 (build_call_expr): Declare.
17052 (validate_arglist): Update to agree with modified definition.
17053 (tree_operand_length): New.
17054 (call_expr_arg_iterator): New.
17055 (init_call_expr_arg_iterator): New.
17056 (next_call_expr_arg): New.
17057 (first_call_expr_arg): New.
17058 (more_call_expr_args_p): New.
17059 (FOR_EACH_CALL_EXPR_ARG): New.
17061 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17062 and tcc_gimple_stmt.
17063 (tree_code_size): Update documentation. Use sizeof (tree) rather
17064 than sizeof (char *).
17065 (tree_size): Likewise. Add case for tcc_vl_exp.
17066 (tree_node_structure): Add case for tcc_vl_exp.
17067 (contains_placeholder_p): Likewise.
17068 (substitute_in_expr): Likewise.
17069 (substitute_placeholder_in_expr): Likewise.
17070 (stabilize_reference_1): Likewise.
17071 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17072 to diagnose breakage of this interface for constructing CALL_EXPRs.
17073 (build_nt): Add similar assertion here.
17074 (build_nt_call_list): New.
17075 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17076 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17078 (get_callee_fndecl): Use new CALL_EXPR accessors.
17079 (tree_operand_check_failed): Change parameters to pass entire node
17080 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17081 (process_call_operands): New.
17082 (build_vl_exp_stat): New.
17083 (build_call_list): New.
17084 (build_call_nary): New.
17085 (build_call_valist): New.
17086 (build_call_array): New.
17087 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17088 (call_expr_arglist): New.
17090 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17091 tcc_vl_exp instead of a fixed-size tcc_expression.
17093 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17094 accessors for CALL_EXPRs.
17095 (AGGR_INIT_EXPR): Likewise.
17097 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17098 Brooks Moses <brooks.moses@codesourcery.com>
17099 Lee Millward <lee.millward@codesourcery.com>
17101 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17102 (expand_builtin_nonlocal_goto): Change parameter to be entire
17103 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17104 (expand_builtin_prefetch): Likewise.
17105 (expand_builtin_classify_type): Likewise.
17106 (mathfn_built_in): Return NULL_TREE instead of 0.
17107 (expand_errno_check): Use new CALL_EXPR accessors.
17108 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17109 Return NULL_RTX instead of 0.
17110 (expand_builtin_mathfn_2): Likewise.
17111 (expand_builtin_mathfn_3): Likewise.
17112 (expand_builtin_interclass_mathfn): Likewise.
17113 (expand_builtin_sincos): Likewise.
17114 (expand_builtin_cexpi): Likewise.
17115 (expand_builtin_int_roundingfn): Likewise.
17116 (expand_builtin_int_roundingfn_2): Likewise.
17117 (expand_builtin_pow): Likewise.
17118 (expand_builtin_powi): Likewise.
17119 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17120 of arglist, fixing callers appropriately. Use new CALL_EXPR
17121 accessors and constructors. Return NULL_RTX instead of 0.
17122 (expand_builtin_strstr): Likewise.
17123 (expand_builtin_strchr): Likewise.
17124 (expand_builtin_strrchr): Likewise.
17125 (expand_builtin_strpbrk): Likewise.
17126 (expand_builtin_memcpy): Likewise.
17127 (expand_builtin_mempcpy): Likewise.
17128 (expand_builtin_mempcpy_args): New.
17129 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17130 (expand_builtin_memmove_args): New.
17131 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17132 (expand_movstr): Likewise.
17133 (expand_builtin_strcpy): Likewise.
17134 (expand_builtin_strcpy_args): New.
17135 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17136 (expand_builtin_strncpy): Likewise.
17137 (expand_builtin_memset): Likewise.
17138 (expand_builtin_memset_args): New.
17139 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17140 (expand_builtin_memcmp): Likewise.
17141 (expand_builtin_strcmp): Likewise.
17142 (expand_builtin_strncmp): Likewise.
17143 (expand_builtin_strcat): Likewise.
17144 (expand_builtin_strncat): Likewise.
17145 (expand_builtin_strspn): Likewise.
17146 (expand_builtin_strcspn): Likewise.
17147 (expand_builtin_args_info): Likewise.
17148 (expand_builtin_va_start): Likewise.
17149 (gimplify_va_arg_expr): Likewise.
17150 (expand_builtin_va_end): Likewise.
17151 (expand_builtin_va_copy): Likewise.
17152 (expand_builtin_frame_address): Likewise.
17153 (expand_builtin_alloca): Likewise.
17154 (expand_builtin_bswap): Likewise.
17155 (expand_builtin_unop): Likewise.
17156 (expand_builtin_fputs): Likewise.
17157 (expand_builtin_expect): Likewise.
17158 (expand_builtin_fabs): Likewise.
17159 (expand_builtin_copysign): Likewise.
17160 (expand_builtin_printf): Likewise.
17161 (expand_builtin_fprintf): Likewise.
17162 (expand_builtin_sprintf): Likewise.
17163 (expand_builtin_init_trampoline): Likewise.
17164 (expand_builtin_signbit): Likewise.
17165 (expand_builtin_fork_or_exec): Likewise.
17166 (expand_builtin_sync_operation): Likewise.
17167 (expand_builtin_compare_and_swap): Likewise.
17168 (expand_builtin_lock_test_and_set): Likewise.
17169 (expand_builtin_lock_release): Likewise.
17170 (expand_builtin): Likewise.
17171 (builtin_mathfn_code): Likewise.
17173 (fold_builtin_constant_p): Pass call arguments individually instead
17174 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17175 accessors and constructors. Return NULL_TREE instead of 0.
17176 (fold_builtin_expect): Likewise.
17177 (fold_builtin_classify_type): Likewise.
17178 (fold_builtin_strlen): Likewise.
17179 (fold_builtin_nan): Likewise.
17180 (integer_valued_real_p): Likewise.
17181 (fold_trunc_transparent_mathfn): Likewise.
17182 (fold_fixed_mathfn): Likewise.
17183 (fold_builtin_cabs): Likewise.
17184 (fold_builtin_sqrt): Likewise.
17185 (fold_builtin_cbrt): Likewise.
17186 (fold_builtin_cos): Likewise.
17187 (fold_builtin_cosh): Likewise.
17188 (fold_builtin_tan): Likewise.
17189 (fold_builtin_sincos): Likewise.
17190 (fold_builtin_cexp): Likewise.
17191 (fold_builtin_trunc): Likewise.
17192 (fold_builtin_floor): Likewise.
17193 (fold_builtin_ceil): Likewise.
17194 (fold_builtin_round): Likewise.
17195 (fold_builtin_int_roundingfn): Likewise.
17196 (fold_builtin_bitop): Likewise.
17197 (fold_builtin_bswap): Likewise.
17198 (fold_builtin_logarithm): Likewise.
17199 (fold_builtin_hypot): Likewise.
17200 (fold_builtin_pow): Likewise.
17201 (fold_builtin_powi): Likewise.
17202 (fold_builtin_exponent): Likewise.
17203 (fold_builtin_memset): Likewise.
17204 (fold_builtin_bzero): Likewise.
17205 (fold_builtin_memory_op): Likewise.
17206 (fold_builtin_bcopy): Deleted; call site changed to invoke
17207 fold_builtin_memory_op directly.
17208 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17209 (fold_builtin_strncpy): Likewise.
17210 (fold_builtin_memcmp): Likewise.
17211 (fold_builtin_strcmp): Likewise.
17212 (fold_builtin_strncmp): Likewise.
17213 (fold_builtin_signbit): Likewise.
17214 (fold_builtin_copysign): Likewise.
17215 (fold_builtin_isascii): Likewise.
17216 (fold_builtin_toascii): Likewise.
17217 (fold_builtin_isdigit): Likewise.
17218 (fold_builtin_fabs): Likewise.
17219 (fold_builtin_abs): Likewise.
17220 (fold_builtin_fmin_fmax): Likewise.
17221 (fold_builtin_carg): Likewise.
17222 (fold_builtin_classify): Likewise.
17223 (fold_builtin_unordered_cmp): Likewise.
17225 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17226 New functions split out from fold_builtin_1.
17227 (fold_builtin_n): New.
17228 (fold_builtin_varargs): New.
17229 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17231 (fold_call_expr): New.
17232 (build_function_call_expr): Rewrite to use new helper function.
17233 (fold_builtin_call_list): New.
17234 (build_call_expr): New.
17235 (fold_builtin_call_valist): New.
17236 (rewrite_call_expr): New.
17237 (validate_arg): New.
17238 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17239 of an arglist. Change return type to bool. Use new CALL_EXPR
17242 (fold_builtin_strstr): Pass call arguments individually instead
17243 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17244 accessors and constructors. Return NULL_TREE instead of 0.
17245 (fold_builtin_strchr): Likewise.
17246 (fold_builtin_strrchr): Likewise.
17247 (fold_builtin_strpbrk): Likewise.
17248 (fold_builtin_strcat): Likewise.
17249 (fold_builtin_strncat): Likewise.
17250 (fold_builtin_strspn): Likewise.
17251 (fold_builtin_strcspn): Likewise.
17252 (fold_builtin_fputs): Likewise.
17253 (fold_builtin_next_arg): Likewise.
17254 (fold_builtin_sprintf): Likewise.
17256 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17257 NULL_RTX instead of 0.
17258 (expand_builtin_memory_chk): Likewise.
17259 (maybe_emit_chk_warning): Likewise.
17260 (maybe_emit_sprintf_chk_warning): Likewise.
17262 (fold_builtin_object_size): Pass call arguments individually instead
17263 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17264 accessors and constructors. Return NULL_TREE instead of 0.
17265 (fold_builtin_memory_chk): Likewise.
17266 (fold_builtin_stxcpy_chk): Likewise.
17267 (fold_builtin_strncpy_chk): Likewise.
17268 (fold_builtin_strcat_chk): Likewise.
17269 (fold_builtin_strcat_chk): Likewise.
17270 (fold_builtin_strncat_chk): Likewise.
17271 (fold_builtin_sprintf_chk): Likewise.
17272 (fold_builtin_snprintf_chk): Likewise.
17273 (fold_builtin_printf): Likewise.
17274 (fold_builtin_vprintf): Likewise.
17276 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17278 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17279 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17280 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17281 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17282 (fold_unary): Likewise.
17283 (fold_binary): Likewise.
17284 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17285 ternary expressions.
17286 (fold): Add logic for tcc_vl_exp.
17287 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17288 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17289 (fold_build3_stat): Add assertion to flag broken interface for
17290 constructing CALL_EXPRs.
17291 (fold_build_call_list): New.
17292 (fold_build_call_list_initializer): New.
17293 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17295 (fold_strip_sign_ops): Likewise.
17297 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17298 Brooks Moses <brooks.moses@codesourcery.com>
17299 Lee Millward <lee.millward@codesourcery.com>
17301 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17302 accessors and dump arguments explicitly.
17304 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17306 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17308 (print_call_name): Use new CALL_EXPR accessors.
17310 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17311 CALL_EXPR arguments explicitly instead of as a list. Use
17312 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17314 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17315 (vrp_visit_stmt): Likewise.
17317 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17318 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17320 (force_move_till_expr): Likewise.
17322 * targhooks.c (default_external_stack_protect_fail): Use
17323 build_call_expr instead of build_function_call_expr.
17324 (default_hidden_stack_protect_fail): Likewise.
17326 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17329 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17330 and walk arguments explicitly.
17332 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17333 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17334 (expand_simple_operations): Likewise.
17335 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17337 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17338 of TREE_CODE_LENGTH.
17339 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17341 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17342 instead of TREE_CODE_LENGTH.
17344 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17345 (tree_ic_transform): Likewise.
17346 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17347 parameter instead of arglist. Fix callers.
17348 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17349 (tree_stringops_transform): Likewise.
17350 (tree_indirect_call_to_profile): Likewise.
17351 (tree_stringops_values_to_profile): Likewise.
17353 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17354 (eliminate_tail_call): Likewise.
17356 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17358 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17359 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17361 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17363 * omp-low.c (build_omp_barrier): Use build_call_expr.
17364 (lower_rec_input_clauses): Likewise.
17365 (lower_reduction_clauses): Likewise.
17366 (expand_parallel_call): Likewise.
17367 (maybe_catch_exception): Likewise.
17368 (expand_omp_for_generic): Likewise.
17369 (expand_omp_for_static_nochunk): Likewise.
17370 (expand_omp_sections): Likewise.
17371 (lower_omp_single_simple): Likewise.
17372 (lower_omp_single_copy): Likewise.
17373 (lower_omp_master): Likewise.
17374 (lower_omp_ordered): Likewise.
17375 (lower_omp_critical): Likewise.
17377 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17378 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17380 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17381 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17382 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17384 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17385 and generalize to handle any number of operands.
17386 (chrec_contains_undetermined): Likewise.
17387 (tree_contains_chrecs): Likewise.
17388 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17390 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17392 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17393 fold_call_expr instead of fold_builtin.
17394 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17395 match declarations there.
17396 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17399 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17400 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17402 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17403 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17405 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17408 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17409 (execute_cse_sincos): Use new CALL_EXPR accessors.
17411 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17413 * gimple-low.c (lower_function_body): Use build_call_expr.
17414 (lower_builtin_setjmp): Likewise.
17416 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17417 (set_storage_via_libcall): Likewise.
17418 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17419 instead of TREE_CODE_LENGTH.
17420 (expand_expr_real_1): Use new CALL_EXPR accessors.
17422 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17423 generalize to handle any number of operands.
17424 (TB_parent_eq): Likewise.
17426 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17427 (strip_builtin_expect): Likewise.
17429 * function.c (gimplify_parameters): Use build_call_expr.
17431 * tree-vectorizer.c (vect_is_simple_reduction): Use
17432 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17434 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17435 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17437 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17440 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17441 (gimplify_decl_expr): Likewise.
17442 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17443 Use new CALL_EXPR iterators.
17444 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17445 (gimplify_modify_expr_to_memset): Likewise.
17446 (gimplify_variable_sized_compare): Likewise.
17447 (gimplify_omp_atomic_fetch_op): Likewise.
17448 (gimplify_omp_atomic_pipeline): Likewise.
17449 (gimplify_omp_atomic_mutex): Likewise.
17450 (gimplify_function_tree): Likewise.
17452 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17453 (call_expr_flags): Likewise.
17454 (expand_call): Likewise.
17456 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17457 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17460 * coverage.c (create_coverage): Use build_call_expr.
17462 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17463 (temp_call_expr_obstack): New.
17464 (pool_copy_list): Delete.
17465 (temp_copy_call_expr): New.
17466 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17467 CALL_EXPR accessors. Get rid of special goo for copying argument
17468 lists and use temp_copy_call_expr instead.
17469 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17470 CALL_EXPR accessors.
17471 (create_expression_by_pieces): Likewise. Use build_call_array
17472 to construct the result instead of fold_build3.
17473 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17474 dealing with argument lists.
17475 (init_pre): Remove references to expression_node_pool and
17476 list_node_pool. Init temp_call_expr_obstack instead.
17477 (fini_pre): Remove references to expression_node_pool and
17480 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17481 and walk arguments explicitly instead of as a list.
17483 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17484 (mx_register_decls): Likewise.
17485 (mudflap_register_call): Likewise.
17486 (mudflap_finish_file): Likewise.
17488 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17489 (ipa_callsite_compute_param): Likewise.
17491 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17492 accessors and constructor.
17494 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17495 accessors and constructor.
17496 (convert_tramp_reference): Likewise.
17497 (convert_call_expr): Likewise.
17498 (finalize_nesting_tree_1): Likewise.
17500 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17503 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17505 * tree-inline.c (initialize_inlined_parameters): Pass entire
17506 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17508 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17509 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17511 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17512 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17513 (vectorizable_reduction): Likewise.
17514 (vectorizable_call): Use new CALL_EXPR iterators.
17515 (vectorizable_conversion): Use build_call_expr.
17516 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17517 (vect_gen_widened_results_half): Use build_call_expr.
17518 (vect_setup_realignment): Likewise.
17519 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17521 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17522 (pass_through_call): Likewise.
17523 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17526 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17527 (tree_gen_pow2_profiler): Likewise.
17528 (tree_gen_one_value_profiler): Likewise.
17529 (tree_gen_ic_func_profiler): Likewise.
17530 (tree_gen_average_profiler): Likewise.
17531 (tree_gen_ior_profiler): Likewise.
17533 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17534 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17535 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17537 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17538 of TREE_CODE_LENGTH.
17540 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17541 of TREE_CODE_LENGTH.
17543 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17545 (convert_to_integer): Likewise.
17547 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17550 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17551 Brooks Moses <brooks.moses@codesourcery.com>
17552 Lee Millward <lee.millward@codesourcery.com>
17554 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17556 * config/frv/frv.c (frv_expand_builtin): Likewise.
17557 * config/s390/s390.c (s390_expand_builtin): Likewise.
17559 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17560 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17562 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17563 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17564 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17565 (ix86_expand_store_builtin): Likewise.
17566 (ix86_expand_unop_builtin): Likewise.
17567 (ix86_expand_unop1_builtin): Likewise.
17568 (ix86_expand_sse_compare): Likewise.
17569 (ix86_expand_sse_comi): Likewise.
17570 (ix86_expand_vec_init_builtin): Likewise.
17571 (ix86_expand_vec_ext_builtin): Likewise.
17572 (ix86_expand_vec_set_builtin): Likewise.
17573 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17575 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17576 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17578 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17579 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17580 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17582 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17584 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17585 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17586 arglist. Use new CALL_EXPR accessors. Fix callers.
17587 (altivec_expand_abs_builtin): Likewise.
17588 (rs6000_expand_binop_builtin): Likewise.
17589 (altivec_expand_predicate_builtin): Likewise.
17590 (altivec_expand_lv_builtin): Likewise.
17591 (spe_expand_stv_builtin): Likewise.
17592 (altivec_expand_stv_builtin): Likewise.
17593 (rs6000_expand_ternop_builtin): Likewise.
17594 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17595 (altivec_expand_st_builtin): Likewise.
17596 (altivec_expand_dst_builtin): Likewise.
17597 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17598 arglist. Use new CALL_EXPR accessors. Fix callers.
17599 (altivec_expand_vec_set_builtin): Likewise.
17600 (altivec_expand_vec_ext_builtin): Likewise.
17601 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17602 (spe_expand_builtin): Likewise.
17603 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17604 arglist. Use new CALL_EXPR accessors. Fix callers.
17605 (spe_expand_evsel_builtin): Likewise.
17606 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17607 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17609 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17610 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17611 (arm_expand_unop_builtin): Likewise.
17612 (arm_expand_builtin): Use new CALL_EXPR accessors.
17614 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17617 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17618 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17620 (bfin_expand_unop_builtin): Likewise.
17621 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17623 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17624 Brooks Moses <brooks.moses@codesourcery.com>
17625 Lee Millward <lee.millward@codesourcery.com>
17627 * c-semantics.c (build_stmt): Add internal diagnostic check.
17629 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17630 accessors. Print arguments explicitly instead of as a list.
17632 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17634 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17635 (c_finish_omp_flish): Likewise.
17637 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17638 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17639 instead of TREE_CODE_LENGTH.
17640 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17641 (c_warn_unused_result): Likewise.
17643 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17646 * doc/invoke.texi (Warning Options): Remove
17647 -Werror-implicit-function-declaration.
17648 (Wimplicit-function-declaration): Update description.
17649 * opts.c (common_handle_option): Move handling of -Werror=* to...
17650 (enable_warning_as_error): ...here.
17651 * opts.h (enable_warning_as_error): Declare.
17652 * c-decl.c (implicit_decl_warning): Unless
17653 -Wno-implicit-function-declaration is given, emit a pedwarn if
17654 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17655 * c.opt (Wimplicit-function-declaration): Replace
17656 mesg_implicit_function_declaration with
17657 warn_implicit_function_declaration.
17658 * c-opts.c (c_common_handle_option):
17659 -Werror-implicit-function-declaration is exactly equal as
17660 -Werror=implicit-function-declaration.
17661 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17662 warn_implicit_function_declaration.
17663 (c_common_post_options): -Wimplict-function-declaration is enabled
17664 by default by -std=c99, otherwise is disabled by default.
17665 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17667 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17669 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17670 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17671 former is ignored but not the latter.
17673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17675 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17676 is made and the reference doesn't use the alias set of its type,
17677 do not create the temporary using that type.
17679 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17681 * jump.c: Remove prototypes for delete_computation and
17682 delete_prior_computation.
17684 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17686 * jump.c (get_label_after): Delete.
17687 (get_label_before, delete_computation, delete_jump,
17688 delete_prior_computation, follow_jumps): Move...
17689 * reorg.c (delete_computation, delete_prior_computation): ... here...
17690 (get_label_before, delete_jump): ... making these static ...
17691 (follow_jumps): ... and simplifying this since it only runs after
17693 * rtl.h (get_label_after, get_label_before, delete_jump,
17694 follow_jumps): Delete prototypes.
17696 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17698 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17700 2007-02-15 Nick Clifton <nickc@redhat.com>
17702 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17703 order to prevent it from being munged by the target.
17705 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.md: Remove misleading comment.
17709 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17711 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17712 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17717 * tree-sra.c (instantiate_missing_elements): Canonicalize
17719 (sra_build_assignment): New.
17720 (generate_copy_inout, generate_element_copy,
17721 generate_element_zero, generate_one_element_init): Use it.
17723 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17725 * tree-sra.c (instantiate_missing_elements): Canonicalize
17727 (sra_build_assignment): New.
17728 (generate_copy_inout, generate_element_copy,
17729 generate_element_zero, generate_one_element_init): Use it.
17731 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17733 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17736 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17738 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17739 types as aggregates not scalars.
17740 * function.c (assign_stack_temp_for_type): Likewise.
17742 2007-02-14 Roger Sayle <roger@eyesopen.com>
17743 Zdenek Dvorak <dvorakz@suse.cz>
17745 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17748 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17750 * passes.c (next_pass_1): Clear the next field of the copied
17753 2007-02-14 Richard Henderson <rth@redhat.com>
17755 * tree-sra.c (early_sra): New.
17756 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17757 (tree_sra_early, pass_sra_early): New.
17758 * tree-pass.h (pass_sra_early): Declare.
17759 * passes.c (init_optimization_passes): Use it.
17761 2007-02-14 Richard Guenther <rguenther@suse.de>
17763 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17765 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17767 PR tree-optimization/30771
17768 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17770 (vect_analyze_operations): Induction phis can now be marked as
17772 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17773 Update documentation accordingly.
17775 2007-02-14 Nick Clifton <nickc@redhat.com>
17777 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17778 most 3 arguments are supported.
17779 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17781 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17783 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17784 Ensure dst->current is valid.
17786 2007-02-13 Paul Brook <paul@codesourcery.com>
17788 * config.gcc: Add arm*-*-uclinux-*eabi.
17789 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17790 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17791 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17792 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17793 (LINK_SPEC): Define.
17794 (LIB_SPEC): Define.
17795 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17797 * config/arm/uclinux-eabi.h: New file.
17798 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17799 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17802 2007-02-13 Ian Lance Taylor <iant@google.com>
17804 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17805 * flags.h (warn_strict_overflow): Declare.
17806 (enum warn_strict_overflow_code): Define.
17807 (issue_strict_overflow_warning): New static inline function.
17808 * opts.c (warn_strict_overflow): New variable.
17809 (common_handle_option): Handle OPT_Wstrict_overflow and
17810 OPT_Wstrict_overflow_.
17811 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17813 * fold-const.c: Include intl.h.
17814 (fold_deferring_overflow_warnings): New static variable.
17815 (fold_deferred_overflow_warning): New static variable.
17816 (fold_deferred_overflow_code): New static variable.
17817 (fold_defer_overflow_warnings): New function.
17818 (fold_undefer_overflow_warnings): New function.
17819 (fold_undefer_and_ignore_overflow_warnings): New function.
17820 (fold_deferring_overflow_warnings_p): New function.
17821 (fold_overflow_warning): New static function.
17822 (make_range): Add strict_overflow_p parameter. Change all
17824 (extract_muldiv, extract_muldiv_1): Likewise.
17825 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17826 tree_expr_nonnegative_p.
17827 (fold_negate_expr): Call fold_overflow_warning.
17828 (fold_range_test): Likewise.
17829 (fold_comparison): Likewise.
17830 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17831 instead of tree_expr_nonnegative_p.
17832 (tree_expr_nonnegative_warnv_p): Rename from
17833 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17834 (tree_expr_nonnegative_p): New function.
17835 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17836 strict_overflow_p parameter.
17837 (tree_expr_nonzero_p): New function.
17838 * passes.c (verify_interpass_invariants): New static function.
17839 (execute_one_pass): Call it.
17840 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17842 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17843 (estimate_numbers_of_iterations): Likewise.
17844 (scev_probably_wraps_p): Likewise.
17845 * tree-ssa-ccp.c: Include "toplev.h".
17846 (evaluate_stmt): Defer fold overflow warnings until we know we are
17848 (struct fold_stmt_r_data): Add stmt field.
17849 (fold_stmt_r): Defer fold overflow warnings until we know we
17851 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17852 (fold_stmt_inplace): Likewise.
17853 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17854 (cleanup_control_expr_graph): Defer fold overflow warnings until
17855 we know we are going to optimize.
17856 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17857 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17859 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17860 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17861 * tree-ssa-loop-manip.c (create_iv): Likewise.
17862 * c-typeck.c (build_conditional_expr): Likewise.
17863 (build_binary_op): Likewise.
17864 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17865 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17866 (extract_range_from_unary_expr): Likewise.
17867 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17868 assuming that signed overflow does not occur.
17869 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17870 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17871 (fold_defer_overflow_warnings): Declare.
17872 (fold_undefer_overflow_warnings): Declare.
17873 (fold_undefer_and_ignore_overflow_warnings): Declare.
17874 (fold_deferring_overflow_warnings_p): Declare.
17875 (tree_expr_nonzero_warnv_p): Declare.
17876 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17877 of warning options.
17878 (Warning Options): Document -Wstrict-overflow.
17879 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17880 (tree-ssa-ccp.o): Likewise.
17881 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17882 (fold-const.o): Depend on intl.h.
17884 2007-02-13 Ian Lance Taylor <iant@google.com>
17886 PR middle-end/30751
17887 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17890 2007-02-13 Stuart Hastings <stuart@apple.com>
17892 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17894 2007-02-13 Richard Henderson <rth@redhat.com>
17896 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17897 handled_component_p before looking for the indirect_ref.
17899 2007-02-13 Richard Henderson <rth@redhat.com>
17901 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17902 remove flags clobber.
17903 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17904 (bswaphi_lowpart): New.
17905 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17906 remove TARGET_BSWAP test. Delete expander of the same name.
17908 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17909 (expand_unop): Use them.
17911 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17913 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17914 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17915 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17916 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17917 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17918 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17919 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17920 assembler dialect choice from asm templates.
17922 2007-02-12 Richard Henderson <rth@redhat.com>
17924 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17925 (fixuns_trunc<SSEMODEF>si2): Use it.
17926 * config/i386/sse.md (vec_setv4sf_0): Export.
17927 * config/i386/i386.c (ix86_build_const_vector): Export.
17928 (ix86_split_convert_uns_si_sse): Rename from
17929 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17930 * config/i386/i386-protos.h: Update.
17932 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17935 * c-typeck.c (c_finish_return): Improve warning message.
17937 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17939 * alias.c (find_symbolic_term): Delete unused function.
17941 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17943 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17944 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17945 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17947 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17949 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17950 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17951 the function, temporarily point the debug interface to the null one.
17953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17955 * dwarf2out.c (round_up_to_align): New static function.
17956 (field_byte_offset): Use it to round the offset.
17958 2007-02-12 Richard Henderson <rth@redhat.com>
17960 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17961 (inswl_const): Export.
17963 2007-02-12 Richard Henderson <rth@redhat.com>
17965 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17966 result mode of the libcall, convert back to outmode.
17968 2007-02-12 Roger Sayle <roger@eyesopen.com>
17970 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17971 (bswapdi2): New define_expand to implement 32-bit implementation.
17973 2007-02-12 Nick Clifton <nickc@redhat.com>
17975 * doc/invoke.texi (Overall Options): Document --help=.
17976 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
17977 (cc1_options): Pass --help= on to cc1.
17978 (display_help): Add description of --help=.
17979 (process_command): Add code to handle --help=. Allow translated
17980 --help and --target-help switches to be passed on to compiler
17982 (main): Remove unused if statement.
17983 * opts.c (columns): Remove.
17984 (LEFT_COLUMN): Define.
17985 (wrap_help): Add columns argument.
17986 (print_filtered_help): Change parameters to be an include bitmask,
17987 an exclude bitmask, an any bitmask and the column width. Move the
17988 code to display the params list here. Add code to display the
17989 status of options rather than their descriptions if the quiet flag
17991 (print_specific_help): Change parameters to be an include bitmask,
17992 an exclude bitmask and an any bitmask. Move code to look up the
17993 column width here. Decide upon the title for an options listing.
17994 (common_handle_options): Add code to handle --help=. Adapt code
17995 for --help and --target-help to use the revised form of the
17996 print_specific_help function.
17997 (print_help): Delete.
17998 (print_param_help): Delete.
17999 (print_switch): Delete.
18000 * opts.h (cl_lang_count): Add prototype.
18001 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18002 CL_MAX_OPTION_CLASS): New defines.
18003 * optc-gen.awk: Add construction of cl_lang_count.
18004 * c.opt: Add Warning attribute to warning options and Optimization
18005 attribute to optimization options.
18006 * common.opt: Likewise.
18008 Add -fhelp and -ftarget-help as aliases for the transformed --help
18009 and --target-help options.
18010 * opt-functions.awk: Add code to handle Warning and Optimization
18013 2007-02-12 Richard Henderson <rth@redhat.com>
18015 * config/alpha/constraints.md: New file.
18016 * config/alpha/alpha.c: Include tm-constrs.h.
18017 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18018 alpha_extra_constraint): Remove.
18019 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18020 * config/alpha/alpha-protos.h: Update.
18021 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18022 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18023 (EXTRA_CONSTRAINT): Remove.
18024 * config/alpha/alpha.md: Include constraints.md.
18025 (adddi splitter): Use satisfies_constraint_*.
18026 * config/alpha/predicates.md (add_operand): Likewise.
18027 (sext_add_operand, addition_operation): Likewise.
18029 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18031 PR tree-optimization/29145
18032 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18033 in our handling of restrict qualified pointers.
18035 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18038 * doc/invoke.texi (Wunused-value): Update description.
18039 (Wextra): Delete item.
18040 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18041 value of Wunused-value.
18042 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18043 (c_finish_stmt_expr): Don't check extra_warnings.
18044 (emit_side_effect_warnings): The caller is responsible to check
18047 2007-02-11 Roger Sayle <roger@eyesopen.com>
18048 Matt Thomas <matt@3am-software.com>
18050 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18052 2007-02-11 Roger Sayle <roger@eyesopen.com>
18054 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18055 comparisons of POPCOUNT against zero.
18056 (simplify_const_relational_operation): Likewise.
18058 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18060 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18062 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18064 * dwarf2out.c (root_type): Delete unused function.
18066 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18068 * genattrtab.c (contained_in_p): Delete unused function.
18069 (write_expr_attr_cache): Likewise.
18071 2007-02-11 Jan Hubicka <jh@suse.cz>
18073 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18076 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18078 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18079 to add the REG_EQ* note.
18080 * see.c (see_merge_one_use_extension): Likewise.
18081 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18082 turn REG_EQUAL notes into REG_EQUIV notes if the target
18083 register may have more than one set.
18084 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18085 * gcse.c (try_replace_reg): Likewise.
18086 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18087 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18088 more than one REG_EQUIV note.
18089 * reload1.c (gen_reload): Use set_unique_reg_note.
18091 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18093 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18094 (ix86_builtin_conversion): New function.
18096 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18099 * tree.h (DECL_REPLACEABLE_P): New macro.
18100 * except.c (set_nothrow_function_flags): Likewise.
18102 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18103 Ira Rosen <irar@il.ibm.com>
18104 Dorit Nuzman <dorit@il.ibm.com>
18106 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18107 * targhooks.c (default_builtin_vectorized_conversion): New.
18108 * targhooks.h (default_builtin_vectorized_function): New declaration.
18109 * target.h (struct vectorize): Add builtin_conversion field.
18110 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18111 stmt_vec_info_type value.
18112 (vectorizable_conversion): New declaration.
18113 * tree-vect-analyze.c (vect_analyze_operations): Add
18114 vectorizable_conversion call.
18115 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18116 * tree-vect-transform.c (vectorizable_conversion): New function.
18117 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18118 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18120 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18121 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18122 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18123 or ALTIVEC_BUILTIN_VCFSX.
18125 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18128 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18129 CONST_DOUBLE and operand 0 is a hard register.
18130 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18131 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18132 is a hard floating-point register.
18134 2007-02-10 Richard Henderson <rth@redhat.com>
18135 Jakub Jelinek <jakub@redhat.com>
18136 Alexandre Oliva <aoliva@redhat.com>
18138 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18139 * builtin-types.def (BT_WORD): Make unsigned.
18140 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18141 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18142 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18143 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18144 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18145 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18147 * expr.c (emutls_var_address): New.
18148 (expand_expr_real_1): Expand emulated tls.
18149 (expand_expr_addr_expr_1): Likewise.
18150 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18151 * output.h (emutls_finish): Declare.
18152 * toplev.c (compile_file): Call it.
18153 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18154 address before wrapping in CONST.
18155 * varasm.c (emutls_htab, emutls_object_type): New.
18156 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18157 (get_emutls_object_name, get_emutls_object_type): New.
18158 (get_emutls_init_templ_addr, emutls_decl): New.
18159 (emutls_common_1, emutls_finish): New.
18160 (assemble_variable): When emulating tls, swap decls; generate
18161 constructor for the emutls objects.
18162 (do_assemble_alias): When emulating tls, swap decl and target name.
18163 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18165 * varpool.c (decide_is_variable_needed): Look at force_output.
18166 Recurse for emulated tls.
18167 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18168 with decide_is_variable_needed.
18169 * emutls.c: New file.
18170 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18171 tls_object for real tls.
18173 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18175 PR rtl-optimization/29599
18176 * reload1.c (eliminate_regs_in_insn): Take the destination
18177 mode into account when computing the offset.
18179 2007-02-09 Stuart Hastings <stuart@apple.com>
18180 Richard Henderson <rth@redhat.com>
18182 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18183 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18184 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18185 fixuns_truncdfhi2): New.
18186 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18187 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18188 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18189 (floatunssidf2): Allow nonimmediate source.
18190 * config/i386/sse.md (movdi_to_sse): New.
18191 (vec_concatv2di): Drop '*'.
18192 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18193 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18194 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18196 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18197 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18198 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18199 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18200 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18201 ix86_build_const_vector.
18202 (x86_emit_floatuns): Rewrite.
18204 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18206 * genautomata.c (longest_path_length): Delete unused function.
18207 (struct state): Delete unused longest_path_length.
18208 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18209 (get_free_state): Delete unused.
18211 2007-02-09 Jan Hubicka <jh@suse.cz>
18213 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18214 * doc/invoke.texi (inline-unit-growth): Update default value.
18216 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18217 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18218 (rebuild_cgraph_edges): Likewise.
18219 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18220 (dump_cgraph_node): Dump frequencies.
18221 (cgraph_clone_edge): Add frequency scales.
18222 (cgraph_clone_node): Add freuqnecy.
18223 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18224 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18225 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18226 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18227 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18228 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18229 (save_inline_function_body): Likewise.
18230 * ipa-inline.c: inluce rtl.h
18231 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18232 (cgraph_edge_badness): Use frequencies.
18233 (cgraph_decide_recursive_inlining): Update clonning.
18234 (cgraph_decide_inlining_of_small_function): Dump frequency.
18235 * predict.c (estimate_bb_frequencies): Export.
18236 * predict.h (estimate_bb_frequencies): Declare.
18237 * tree-inline.c (copy_bb): Watch overflows.
18238 (expand_call_inline): Update call of cgraph_create_edge.
18239 (optimize_inline_calls): Use TODO flags to update frequnecies.
18240 * passes.h: Include predict.h
18241 (init_optimization_passes): Move profile ahead.
18242 (execute_function_todo): Handle TODO_rebuild_frequencies.
18244 2007-02-09 Roger Sayle <roger@eyesopen.com>
18246 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18247 the insbl or inswl pattern into a register.
18249 2007-02-09 Roger Sayle <roger@eyesopen.com>
18251 * config/ia64/ia64.md (bswapdi2): New define_insn.
18253 2007-02-09 Richard Henderson <rth@redhat.com>
18255 * config/i386/constraints.md (Ym): New constraint.
18256 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18257 (movdi_1_rex64): Split sse and xmm general register moves from
18258 memory move alternatives. Use conditional register constraints.
18259 (movsf_1, movdf_integer): Likewise.
18260 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18261 (movdf_integer_rex64): New.
18262 (pushsf_rex64): Fix output constraints.
18263 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18264 (sse2_stored): Likewise.
18265 (sse2_storeq_rex64): New.
18266 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18267 amd and not generic.
18268 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18269 for optimize_size. Remove SF/DFmode hack.
18271 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18273 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18276 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18277 Richard Sandiford <richard@codesourcery.com>
18279 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18280 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18281 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18282 m68k/t-mlib to tmake_file.
18283 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18284 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18285 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18286 Allow it to be cf or m68k. Set m68k_arch_family. If that
18287 variable is not empty, add t-$m68k_arch_family to tmake_file.
18288 Add t-mlibs to tmake_file.
18289 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18290 * config/m68k/t-cf: New file.
18291 * config/m68k/t-m68k: Likewise.
18292 * config/m68k/t-mlibs: Likewise.
18293 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18294 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18295 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18296 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18297 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18299 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18300 (INSTALL_LIBGCC): Delete.
18301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18302 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18304 (M68K_MLIB_CPU): Define.
18305 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18306 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18307 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18309 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18310 Richard Guenther <rguenther@suse.de>
18312 PR middle-end/23361
18313 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18314 against INT_MIN/INT_MAX.
18315 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18316 file if a loop is removed.
18318 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18320 * calls.c (store_one_arg): Pass correct alignment to
18321 emit_push_insn for non-BLKmode values.
18322 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18323 unaligned stack slot via a suitably aligned slot.
18325 2007-02-08 DJ Delorie <dj@redhat.com>
18327 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18329 (legal_subregs): Use unsigned char, make const.
18330 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18332 2007-02-08 Paul Brook <paul@codesourcery.com>
18334 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18335 special interworking needed.
18337 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18339 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18340 conditional to __SSE2__.
18341 (Entries below should have been added to first ChangeLog
18342 entry for amdfam10 dated 2007-02-05)
18343 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18345 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18347 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18350 2007-02-08 DJ Delorie <dj@redhat.com>
18352 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18353 * config/m32c/m32c.c (legal_subregs): New.
18354 (m32c_illegal_subreg_p): New.
18355 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18356 unsupported subregs of hard regs.
18358 2007-02-08 Jan Hubicka <jh@suse.cz>
18360 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18361 the same one; always update histograms.
18363 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18365 * passes.c (init_optimization_passes): Tidy comment.
18367 2007-02-08 Roger Sayle <roger@eyesopen.com>
18369 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18370 strip zero_extend, bswap and rotates from POCOUNT's argument.
18371 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18372 zero_extend and rotates from PARITY's argument.
18373 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18374 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18375 of an integer constant at compile-time.
18377 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18380 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18382 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18385 * tree-ssa-live.c (remove_unused_locals): Do not remove
18386 TREE_ADDRESSABLE variables.
18387 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18388 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18389 FOR_CLOBBER. Update all users.
18390 If VAR has an associated alias set, add a virtual operand for
18391 it if no alias is found to conflict with the memory reference.
18393 2007-02-07 Jan Hubicka <jh@suse.cz>
18394 Robert Kidd <rkidd@crhc.uiuc.edu>
18396 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18398 2007-02-07 Ian Lance Taylor <iant@google.com>
18400 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18402 2007-02-07 Roger Sayle <roger@eyesopen.com>
18404 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18405 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18406 tablejumpdi, movsi_to_cr_one): Remove constraints from
18407 define_expand's match_operands.
18409 2007-02-07 Roger Sayle <roger@eyesopen.com>
18411 * global.c (compute_regsets): Move declatation of "i" inside of
18412 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18414 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18417 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18418 of INDIRECT_REF <RESULT_DECL>.
18420 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18422 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18423 Kaz Kojima <kkojima@gcc.gnu.org>
18426 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18428 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18430 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18432 * doc/loop.texi: Document possibility not to perform disambiguation
18433 of loops with multiple latches.
18434 * cfgloopmanip.c (alp_enum_p): Removed.
18435 (add_loop): Handle subloops. Use get_loop_body_with_size.
18436 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18437 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18438 the new forwarder block.
18439 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18440 Handle the case latch is NULL.
18441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18442 modifications when marking loop exits.
18443 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18445 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18446 disambiguate_loops_with_multiple_latches.
18447 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18448 before fix_loop_structure.
18449 * cfgloop.c: Include pointer-set.h and output.h.
18450 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18451 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18452 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18453 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18454 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18455 disambiguate_multiple_latches, get_loop_body_with_size,
18456 disambiguate_loops_with_multiple_latches): New functions.
18457 (flow_loop_dump): Dump multiple latch edges.
18458 (flow_loop_nodes_find): Handle loops with multiple latches.
18459 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18460 (glb_enum_p): Modified.
18461 (get_loop_body): Use get_loop_body_with_size.
18462 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18463 (AVOID_CFG_MODIFICATIONS): New constant.
18464 (disambiguate_loops_with_multiple_latches, add_loop,
18465 get_loop_body_with_size): Declare.
18466 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18468 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18470 PR inline-asm/28686
18471 * global.c (compute_regsets): New function.
18472 (global_alloc): Refactored ELIMINABLE_REGSET
18473 and NO_GLOBAL_ALLOC_REGS computation out.
18474 (rest_of_handle_global_alloc): Call compute_regsets()
18475 for non-optimizing case.
18477 2007-02-06 Richard Henderson <rth@redhat.com>
18479 * config/i386/constraints.md (Y2): Rename from Y.
18480 (Yi): New constraint.
18481 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18482 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18483 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18484 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18485 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18486 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18487 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18488 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18489 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18490 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18491 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18492 vec_extractv2si_1): Change Y constraints to Y2.
18493 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18494 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18495 Change Y constraints to Y2.
18496 (sse2_loadld): Change Y constraints to x.
18498 2007-02-06 Roger Sayle <roger@eyesopen.com>
18500 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18501 (parity<mode>2): New define_expand using rs6000_emit_parity.
18502 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18503 rs6000_emit_parity): New functions.
18504 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18505 rs6000_emit_parity): Prototype here.
18507 2007-02-06 Ian Lance Taylor <iant@google.com>
18509 * lower-subreg.c (simple_move_operand): Reject CONST.
18510 (resolve_clobber): Call validate_change rather than directly
18511 assigning to XEXP (pat, 0).
18513 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18515 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18516 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18517 (tree-cfg.o): Remove hashtab.h dependency.
18519 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18520 (struct ivopts_data): Change niters to pointer_map_t.
18521 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18522 (niter_for_exit): Create pointer_map on demand. Change for
18524 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18525 (free_loop_data): Destroy data->niters if created and reset field.
18526 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18527 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18529 * tree-ssa-reassoc.c: Include pointer-set.h.
18530 (bb_rank): Change to long *.
18531 (operand_rank): Change to pointer_map_t.
18532 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18533 (insert_operand_rank): Accept long.
18534 (operand_entry_hash, operand_entry_eq): Remove.
18535 (get_rank): Return long. Adjust for changes above.
18536 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18538 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18540 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18541 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18542 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18544 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18545 directly since it cannot be NULL.
18546 (get_vi_for_tree): Rewrite for pointer_map API.
18547 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18548 (init_alias_vars): Create vi_for_tree as pointer_map.
18549 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18551 * tree-cfg.c: Don't include hashtab.h.
18552 (edge_to_cases): Declare as pointer_map.
18553 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18555 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18556 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18557 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18559 (record_switch_edge): Delete.
18560 (get_cases_for_edge): Adjust for pointer_map API, inline
18561 record_switch_edge (rewritten for new API), remove goto.
18563 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18565 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18566 * tree-nested.c: Include pointer-set.h.
18567 (var_map_elt, var_map_eq, var_map_hash): Delete.
18568 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18569 to pointer_map_t's.
18570 (nesting_info_bitmap_obstack): New.
18571 (lookup_field_for_decl): Adjust for pointer_map API.
18572 (lookup_tramp_for_decl): Adjust for pointer_map API.
18573 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18574 (get_local_debug_decl): Adjust for pointer_map API.
18575 (convert_nl_goto_reference): Adjust for pointer_map API.
18576 (convert_nl_goto_receiver): Adjust for pointer_map API.
18577 (create_nesting_tree): Create outside GGC space. Create bitmap on
18578 the new obstack. Create field_map and var_map as pointer_maps.
18579 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18581 (lower_nested_functions): Move root here, no need to NULL it.
18582 Initialize and release the obstack.
18584 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18586 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18587 Remove prototypes and make them non-static.
18588 (struct tree_int_map): Remove.
18589 * tree.h (struct tree_int_map): Move here, turning TO into an
18591 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18593 * tree.h (TREE_COMPLEXITY): Remove.
18594 (struct tree_exp): Remove complexity field.
18595 * tree.c (build1_stat): Don't set it.
18597 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18598 Victor Kaplansky <victork@il.ibm.com>
18600 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18601 (vect_is_simple_reduction): Support reduction with induction as
18602 one of the operands.
18603 (vect_is_simple_iv_evolution): Fix formatting.
18604 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18605 formatting. Don't mark induction phis for vectorization.
18606 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18607 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18608 (vect_get_vec_def_for_operand): Support induction.
18609 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18611 (vectorizable_reduction): Support reduction with induction as one of
18613 (vectorizable_type_demotion): Use def-type of stmt argument rather
18614 than dummy def-type.
18616 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18617 flag_tree_scev_cprop.
18618 * common.opt (tree-scev-cprop): New flag.
18620 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18621 call to vect_get_new_vect_var.
18623 2007-02-06 Ira Rosen <irar@il.ibm.com>
18625 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18626 vectype is not NULL.
18627 (vect_pattern_recog_1): Likewise.
18629 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18631 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18632 (fold_negate_expr): Likewise.
18634 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18637 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18638 even if cv-qualification is the same.
18640 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18642 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18643 __enable_execute_stack on completion.
18645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18647 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18648 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18649 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18650 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18651 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18652 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18653 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18654 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18656 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18658 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18659 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18660 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18661 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18662 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18663 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18664 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18665 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18666 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18667 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18668 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18669 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18670 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18671 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18672 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18673 sqrtextenddfxf2_i387): Added amdfam10_decode.
18675 * config/i386/athlon.md (athlon_idirect_amdfam10,
18676 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18677 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18678 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18679 athlon_ivector_store_amdfam10): New define_insn_reservation.
18680 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18683 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18685 * config/i386/athlon.md (athlon_call_amdfam10,
18686 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18687 define_insn_reservation.
18688 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18689 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18690 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18692 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18694 * config/i386/athlon.md (athlon_sseld_amdfam10,
18695 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18696 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18700 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18701 define_insn_reservation.
18702 * config/i386/i386.md (sseins): Added sseins to define_attr type
18703 and define_attr unit.
18704 * config/i386/sse.md: Set type attribute to sseins for insertq
18707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18709 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18710 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18711 ssecomi_load_amdfam10, ssecomi_amdfam10,
18712 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18713 define_insn_reservation.
18714 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18716 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18718 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18719 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18720 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18721 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18722 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18723 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18724 define_insn_reservation.
18726 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18727 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18728 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18729 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18730 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18732 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18734 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18735 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18736 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18737 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18738 athlon_ssemul_load_k8): Added amdfam10.
18740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18742 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18743 (x86_sse_unaligned_move_optimal): New variable.
18745 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18747 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18748 for unaligned vector SSE double/single precision loads for AMDFAM10.
18750 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18752 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18753 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18754 Define TARGET_CPU_DEFAULT_amdfam10.
18755 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18756 (processor_type): Add PROCESSOR_AMDFAM10.
18758 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18759 processor_type in config/i386/i386.h.
18760 Enable imul peepholes for TARGET_AMDFAM10.
18762 * config.gcc: Add support for --with-cpu option for amdfam10.
18764 * config/i386/i386.c (amdfam10_cost): New variable.
18765 (m_AMDFAM10): New macro.
18766 (m_ATHLON_K8_AMDFAM10): New macro.
18767 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18768 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18769 x86_promote_QImode, x86_integer_DFmode_moves,
18770 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18771 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18772 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18773 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18774 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18775 Enable/disable for amdfam10.
18776 (override_options): Add amdfam10_cost to processor_target_table.
18777 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18778 processor_alias_table.
18779 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18780 (ix86_adjust_cost): Add code for amdfam10.
18782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18784 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18785 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18786 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18787 * config/i386/i386.h: Add builtin definition for SSE4A.
18788 * config/i386/i386.md: Add support for ABM instructions
18789 (popcnt and lzcnt).
18790 * config/i386/sse.md: Add support for SSE4A instructions
18791 (movntss, movntsd, extrq, insertq).
18792 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18793 Add -march=amdfam10 flag.
18794 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18795 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18797 * doc/extend.texi: Add documentation for SSE4A builtins.
18799 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18801 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18803 2007-02-05 Richard Guenther <rguenther@suse.de>
18805 * tree-vectorizer.h (vectorizable_function): Add argument type
18806 argument, change return type.
18807 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18808 * tree-vect-transform.c (vectorizable_function): Handle extra
18809 argument, return vectorized function decl.
18810 (build_vectorized_function_call): Remove.
18811 (vectorizable_call): Handle calls with result and argument types
18812 differing. Handle loop vectorization factor correctly.
18813 * targhooks.c (default_builtin_vectorized_function): Adjust for
18815 * targhooks.h (default_builtin_vectorized_function): Likewise.
18816 * target.h (builtin_vectorized_function): Add argument type
18818 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18819 extra argument, allow vectorizing of lrintf.
18820 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18821 documentation of target hook.
18823 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18826 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18827 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18828 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18830 2007-02-05 Roger Sayle <roger@eyesopen.com>
18832 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18833 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18834 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18835 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18836 before canonicalizing sincos to cexpi.
18837 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18839 2007-02-05 Roger Sayle <roger@eyesopen.com>
18841 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18842 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18843 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18845 2007-02-05 Roger Sayle <roger@eyesopen.com>
18847 * mips-tfile.c (initialize_init_file): Correct endianness test.
18849 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18851 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18852 the 'y' constraint.
18854 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18856 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18857 saves in a PARALLEL before the register assignments.
18859 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18861 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18862 DWARF_FRAME_RETURN_COLUMN to be a general register.
18863 * dwarf2out.c (init_return_column_size): New function, split from...
18864 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18865 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18866 to be nongeneral registers.
18867 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18869 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18870 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18872 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18874 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18876 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18878 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18879 (remove_path): Use can_remove_branch_p and remove_branch instead
18880 of loop_delete_branch_edge.
18881 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18882 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18883 Update profile using scale_dominated_blocks_in_loop.
18884 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18885 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18886 (can_remove_branch_p, remove_branch): Declare.
18887 * tree-cfg.c (tree_can_remove_branch_p): New function.
18888 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18889 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18890 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18892 2007-02-05 Jan Hubicka <jh@suse.cz>
18894 PR middle-end/30696
18895 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18896 nodes in cgraph, don't remove offline copy of the function.
18898 2007-02-04 Jan Hubicka <jh@suse.cz>
18900 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18901 vectors might cause maybe_lookup_element_for_expr to be called
18902 on non-sra-candidate.
18904 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18906 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18907 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18908 spelling conventions.
18910 2007-02-04 Richard Guenther <rguenther@suse.de>
18912 PR middle-end/30636
18913 * fold-const.c (try_move_mult_to_index): Make sure to not
18914 overflow one dimension of a multi-dimensional array access.
18916 2007-02-04 Jan Hubicka <jh@suse.cz>
18918 * passes.c (init_optimization_passes): Reindent.
18920 2007-02-04 Jan Hubicka <jh@suse.cz>
18921 Eric Botcazou <ebotcazou@adacore.com>
18923 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18924 (execute_fixup_cfg): Break out the abnormal goto code.
18925 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18926 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18927 (optimize_inline_calls): Call make_nonlocal_label_edges.
18929 2007-02-04 Jan Hubicka <jh@suse.cz>
18931 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18932 true when something was changed.
18933 (rename_ssa_copies): When something was changed, do
18934 TODO_remove_unused_locals.
18935 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18936 add TODO_remove_unused_locals when instruction was removed.
18938 2007-02-04 Jan Hubicka <jh@suse.cz>
18940 * ipa-inline.c (try_inline): Improve debug output; work on already
18942 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18943 call try_inline for already inlined edges too when flattening;
18944 inline also functions that make callee growth but overall unit size
18947 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18949 * config/m32c/bitops.md, config/m32c/jump.md,
18950 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18951 config/m32r/m32r.h, config/m32r/m32r.md,
18952 config/m32r/predicates.md, config/m68hc11/larith.asm,
18953 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18954 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18955 config/mips/mips-protos.h, config/mips/mips.c,
18956 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18957 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18958 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18959 spelling conventions.
18961 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18962 Follow spelling conventions.
18964 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18966 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18967 warn about C++0x compatibility.
18969 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18971 * config/h8300/h8300.c, config/h8300/h8300.h,
18972 config/h8300/h8300.md: Follow spelling conventions.
18974 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18976 PR middle-end/30667
18977 * combine.c (try_combine): Do not substitute source operand
18978 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
18980 2007-02-03 Jan Hubicka <jh@suse.cz>
18982 PR gcov-profile/30650
18983 * value-prof.c (stringop_block_profile): Fix handling of size counter;
18984 do not divide by zero for never executed counters.
18985 (tree_find_values_to_profile): Fix counters.
18986 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
18988 2007-02-03 Ian Lance Taylor <iant@google.com>
18990 * lower-subreg.c (simple_move_operand): New static function,
18991 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
18993 (simple_move): Call simple_move_operand.
18994 (find_decomposable_subregs): Add special handling of MEMs.
18995 (can_decompose_p): Rename from cannot_decompose_p. Reverse
18996 meaning of return value. If we see a hard register, test whether
18997 it can store a word_mode value. Change all callers.
18999 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19001 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19002 ftrapv insns and expanders.
19003 (subdi3): Change define_expand operand 1 to arith11_operand, and
19004 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19005 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19006 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19009 PR middle-end/30174
19010 * varasm.c (notice_global_symbol): Treat global objects as weak when
19011 flag_shlib is true.
19013 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19015 * emit-rtl.c (dconstpi): Delete.
19016 (dconstsqrt2): New.
19017 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19018 * real.h (dconstpi): Delete.
19019 (dconstsqrt2): New.
19020 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19021 (fold_builtin_hypot): Likewise.
19023 2007-02-03 Tom Tromey <tromey@redhat.com>
19026 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19027 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19029 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19031 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19032 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19033 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19034 config/rs6000/cell.md, config/rs6000/darwin.h,
19035 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19036 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19037 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19038 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19039 typos. Follow spelling conventions.
19040 * doc/invoke.texi: Follow spelling conventions.
19042 2007-02-03 Roger Sayle <roger@eyesopen.com>
19044 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19045 canonicalization transformations that attempt to simplify integer
19046 constant comparisons to become comparisons against zero.
19048 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19050 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19052 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19053 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19055 2007-02-02 Mike Stump <mrs@apple.com>
19057 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19058 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19059 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19060 generate a branch island.
19062 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19064 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19065 (xtensa_legitimate_address_p): New.
19066 (xtensa_legitimize_address): New.
19067 (xtensa_output_addr_const_extra): New.
19068 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19070 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19071 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19072 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19073 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19074 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19075 (xtensa_legitimize_address): New.
19076 (xtensa_output_addr_const_extra): New.
19078 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19080 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19082 2007-02-02 Ian Lance Taylor <iant@google.com>
19084 * expmed.c (expand_divmod): Add comment.
19086 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19088 * emit-rtl.c (renumber_insns): Remove.
19089 * flags.h: Remove the extern for flag_renumber_insns.
19090 * rtl.h: Remove the prototype for renumber_insns.
19091 * toplev.c (flag_renumber_insns): Remove.
19093 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19095 Revert for x86 darwin:
19096 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19098 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19099 code before the following patch under TARGET_MACHO.
19100 (ix86_function_value_regno_p): Likewise.
19102 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19104 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19107 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19110 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19111 loads to general or fp registers. Add comments.
19112 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19114 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19116 * pointer-set.c (insert_aux): Only return insertion slot.
19117 (pointer_set_insert): Adjust.
19118 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19119 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19120 pointer_map_traverse): New.
19121 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19122 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19123 pointer_map_contains, pointer_map_traverse): Declare.
19125 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19127 PR middle-end/30473
19128 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19129 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19131 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19133 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19135 (struct _dep): New type.
19136 (dep_t): New typedef.
19137 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19138 (DEP_STATUS): New access macro. The macro with the same name was
19139 renamed to DEP_LINK_STATUS.
19140 (dep_init): Declare function
19142 (struct _dep_link): New type.
19143 (dep_link_t): New typedef.
19144 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19145 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19146 (DEP_LINK_STATUS): New macro.
19147 (debug_dep_links): New debug function.
19149 (struct _deps_list): New type.
19150 (deps_list_t): New typedef.
19151 (DEPS_LIST_FIRST): New access macro.
19152 (FOR_EACH_DEP_LINK): New cycle macro.
19153 (create_deps_list, free_deps_list, delete_deps_list): Declare
19155 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19156 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19157 (copy_deps_list_change_con): Ditto.
19159 (move_dep_link): Declare function.
19161 (struct _dep_node): New type.
19162 (dep_node_t): New typedef.
19163 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19165 (struct haifa_insn_data.back_deps): New field to hold backward
19166 dependencies of the insn.
19167 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19169 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19170 Change its type to deps_list_t.
19171 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19172 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19173 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19175 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19177 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19179 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19181 (dep_cost): Declare.
19183 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19184 (ds_to_dk, dk_to_ds): New functions.
19186 (init_dep_1): New static function.
19187 (init_dep): New function.
19188 (copy_dep): New static function.
19190 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19192 (detach_dep_link): New static function.
19193 (move_dep_link): New function.
19195 (dep_links_consistent_p, dump_dep_links): New static functions.
19196 (debug_dep_links): New debugging function.
19198 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19200 (alloc_deps_list, init_deps_list): New static functions.
19201 (create_deps_list): New function.
19202 (clear_deps_list): New static function.
19203 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19204 (deps_list_consistent_p, dump_deps_list): New static functions.
19205 (debug_deps_list): New function.
19206 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19208 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19210 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19211 use new scheduler dependencies lists.
19212 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19213 (sched_analyze): Ditto. Initialize dependencies lists.
19214 (add_forw_dep, compute_forward_dependences): Update to use new
19215 scheduler dependencies lists.
19217 (init_dependency_caches): Init deps_obstack.
19218 (free_dependency_caches): Free deps_obstack.
19220 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19221 new scheduler dependencies lists.
19222 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19223 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19225 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19226 Update to use new scheduler dependencies lists.
19227 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19228 (debug_dependencies): Ditto.
19229 (schedule_region): Update comments.
19231 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19232 scheduler dependencies lists.
19233 (schedule_ebb): Update comments.
19235 * rtl.def (DEPS_LIST): Remove.
19237 * lists.c (unused_deps_list): Remove.
19238 (free_list): Update assertions.
19240 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19241 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19243 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19244 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19246 * haifa-sched.c (comments): Update.
19247 (insn_cost1): Remove. Inline the code into insn_cost ().
19248 (insn_cost): Update to use new scheduler dependencies lists. Move
19249 processing of the dependency cost to dep_cost ().
19250 (dep_cost): New function. Use it instead of insn_cost () when
19251 evaluating cost of the dependency. Use compatible interface to
19252 interact with the target.
19253 (priority): Update to use new scheduler dependencies lists.
19254 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19255 with greater number of insns that depend on the insn.
19256 (schedule_insn): Update to use new scheduler dependencies lists. Add
19257 code to free backward dependencies lists. Inline and optimize code
19258 from resolve_dep () - see PR28071.
19259 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19260 lists. Update call to targetm.sched.is_costly_dependence hook.
19262 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19263 scheduler dependencies lists.
19265 (resolve_dep): Remove. Move the logic to schedule_insn ().
19266 (init_h_i_d): Initialize dependencies lists.
19268 (process_insn_depend_be_in_spec): Rename to
19269 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19270 dependencies lists.
19271 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19272 Update to use new scheduler dependencies lists.
19273 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19275 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19276 new scheduler dependencies lists.
19277 (build_intra_loop_deps): Ditto.
19279 * target.h (struct _dep): Declare to use in
19280 gcc_target.sched.is_costly_dependence.
19281 (struct gcc_target.sched.adjust_cost): Fix typo.
19282 (struct gcc_target.sched.is_costly_dependence): Change signature to
19283 use single dep_t parameter instead of an equivalent triad.
19284 (struct gcc_target.sched.adjust_cost_2): Remove.
19286 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19288 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19290 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19292 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19294 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19295 (REG_DEP_TRUE): Document.
19297 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19298 Change signature to correspond to the targetm.sched.adjust_cost hook.
19299 Update use in TARGET_SCHED_ADJUST_COST_2.
19300 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19301 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19302 new scheduler dependencies lists.
19303 (ia64_gen_check): Ditto.
19305 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19306 scheduler dependencies lists.
19308 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19309 signature to correspond to the targetm.sched.is_costly_dependence hook.
19310 (is_costly_group): Update to use new scheduler dependencies lists.
19312 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19313 instead of INSN_COST () macro.
19315 2007-02-01 Ian Lance Taylor <iant@google.com>
19317 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19319 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19321 * pa.md (tp_load): Correct mfctl instruction syntax.
19323 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19325 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19326 altivec_padding_size calculation on AIX. Improve comment, add
19327 assert to verify that it's right.
19329 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19332 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19334 PR inline-asm/28686
19335 * global.c (global_alloc): Add mising initialization of
19338 2007-02-01 Roger Sayle <roger@eyesopen.com>
19340 * alias.c (init_alias_analysis): Correct whitespace.
19341 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19342 partition_hot_cold_basic_blocks): Likewise.
19343 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19344 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19345 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19346 fold_builtin_snprintf_chk, fold_builtin_printf,
19347 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19348 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19349 * cfgcleanup.c (cleanup_cfg): Likewise.
19350 * cfgexpand.c (tree_expand_cfg): Likewise.
19351 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19352 * function.c (get_next_funcdef_no): Likewise.
19353 * gengtype.c (main): Likewise.
19354 * genmodes.c (main): Likewise.
19355 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19356 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19357 * ifcvt.c (noce_emit_move_insn): Likewise.
19358 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19360 * stor-layout.c (get_best_mode): Likewise.
19361 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19362 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19363 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19364 perform_var_substitution, solve_graph): Likewise.
19365 * tree-vrp.c (vrp_finalize): Likewise.
19367 2007-02-01 Ian Lance Taylor <iant@google.com>
19369 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19370 high part of a paradoxical subreg, return a constant zero.
19372 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19374 * toplev.c (lang_dependent_init): Call init_set_costs.
19375 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19377 2007-02-01 Richard Guenther <rguenther@suse.de>
19379 PR middle-end/30656
19380 * fold-const.c (fold_negate_expr): Allow negating a
19381 constant if overflow does not change.
19383 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19385 * doc/c-tree.texi (Expression trees): Improve markup.
19386 * doc/tm.texi (Register Classes, Addressing Modes)
19387 (Floating Point): Fix spacing after abbreviations. Fix some
19390 2007-02-01 Ben Elliston <bje@au.ibm.com>
19392 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19393 * doc/contrib.texi: Likewise.
19394 * doc/install.texi: Likewise.
19396 2007-01-31 Richard Henderson <rth@redhat.com>
19397 Ian Lance Taylor <iant@google.com>
19399 * lower-subreg.c: New file.
19400 * rtl.def (CONCATN): Define.
19401 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19402 pass_lower_subreg2.
19403 * emit-rtl.c (update_reg_offset): New static function, broken out
19404 of gen_rtx_REG_offset.
19405 (gen_rtx_REG_offset): Call update_reg_offset.
19406 (gen_reg_rtx_offset): New function.
19407 * regclass.c: Revert patch of 2006-03-05, restoring
19409 (clear_reg_info_regno): New function.
19410 * dwarf2out.c (concatn_loc_descriptor): New static function.
19411 (loc_descriptor): Handle CONCATN.
19412 * common.opt (fsplit_wide_types): New option.
19413 * opts.c (decode_options): Set flag_split_wide_types when
19415 * timevar.def (TV_LOWER_SUBREG): Define.
19416 * rtl.h (gen_reg_rtx_offset): Declare.
19417 (reg_scan_update): Declare.
19418 * regs.h (clear_reg_info_regno): Declare.
19419 * tree-pass.h (pass_lower_subreg): Declare.
19420 (pass_lower_subreg2): Declare.
19421 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19422 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19423 -fsplit-wide-types.
19424 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19425 * Makefile.in (OBJS-common): Add lower-subreg.o.
19426 (lower-subreg.o): New target.
19428 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19430 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19432 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19435 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19437 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19439 PR middle-end/29335
19440 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19442 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19444 * cfgloop.h: Include vec-prim.h.
19445 (enum li_flags): Remove LI_ONLY_OLD.
19446 (loop_iterator): Changed.
19447 (fel_next, fel_init): Iterate over loop tree.
19448 (FOR_EACH_LOOP_BREAK): New macro.
19449 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19451 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19452 * modulo-sched.c (sms_schedule): Ditto.
19453 * tree-vectorizer.c (vectorize_loops): Ditto.
19454 * doc/loop.texi: Update information on loop numbering and behavior of
19455 FOR_EACH_LOOP wrto new loops.
19456 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19457 add_to_evolution_1): Test nestedness of loops instead of comparing
19459 * tree-chrec.c (chrec_fold_plus_poly_poly,
19460 chrec_fold_multiply_poly_poly, chrec_evaluate,
19461 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19462 reset_evolution_in_loop): Ditto.
19463 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19465 2007-01-31 Dirk Mueller <dmueller@suse.de>
19467 * c-common.c (warn_about_parentheses): Separate warning about
19468 un-parenthized sequence of comparison operators from the one
19469 which is supposed to warn about x <= y <= z.
19471 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19473 * optabs.h (enum optab_index): Add new OTI_isinf.
19474 (isinf_optab): Define corresponding macro.
19475 * optabs.c (init_optabs): Initialize isinf_optab.
19476 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19478 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19479 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19481 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19482 expand_builtin_interclass_mathfn.
19483 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19484 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19485 (fxam<mode>2_i387): New insn pattern.
19486 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19487 built-in functions as x87 inline asm.
19489 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19491 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19493 2007-01-30 Eric Christopher <echristo@apple.com>
19495 * config.gcc: Add geode.
19497 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19499 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19500 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19501 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19502 value-prof.c: Fix comment typos.
19504 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19507 * doc/invoke.texi (Wpointer-arith): Document warning.
19509 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19511 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19512 the list of discrepancies from the draft TR.
19514 2007-01-30 Dirk Mueller <dmueller@suse.de>
19517 * doc/invoke.texi (-Wreturn-type): Update description to
19518 match new behavior.
19520 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19522 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19524 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19526 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19527 to handle optabs that operate on floating point input argument and
19528 output to integer output.
19529 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19530 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19531 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19532 expand_builtin_interclass_mathfn ().
19533 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19534 (ilogbsi2): Remove.
19535 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19536 ilogbl built-in functions as x87 intrinsics.
19538 2007-01-30 Richard Guenther <rguenther@suse.de>
19540 PR middle-end/27657
19541 * dwarf2out.c (reference_to_unused): Query varpool if the
19542 variable was output.
19544 2007-01-30 Richard Guenther <rguenther@suse.de>
19546 PR middle-end/30313
19547 * passes.c (execute_one_pass): Reset in_gimple_form to not
19548 confuse non-unit-at-a-time mode.
19550 2007-01-29 Roger Sayle <roger@eyesopen.com>
19551 Richard Guenther <rguenther@suse.de>
19553 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19554 avoid undefined behaviour on overflow. Use force_fit_type_double
19555 to construct the constant with the specified TREE_OVERFLOW.
19557 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19559 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19560 * config/dfp-bit.h: Ditto.
19562 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19564 * c-decl.c (pop_scope): Replace warnings with call to
19565 warn_for_unused_label.
19566 * c-common.h (warn_for_unused_label): Declare.
19567 * c-common.c (warn_for_unused_label): Define.
19569 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19571 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19574 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19576 * Makefile.in (USER_H): Remove decfloat.h.
19577 * ginclude/decfloat.h: Delete, moving contents to ...
19578 * ginclude/float.h: Add support for decimal floating point,
19579 guarded by __STDC_WANT_DEC_FP__.
19581 2007-01-29 Mike Stump <mrs@apple.com>
19583 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19584 Analysis and Representation to resolve case insensitive conflict.
19585 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19587 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19589 * tree.h (struct tree_memory_tag): Add aliases member.
19590 (MTAG_ALIASES): New macro.
19591 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19592 (add_may_alias): Remove pointer-set. Update for may_aliases being
19594 (mark_aliases_call_clobbered): Update for may_aliases being a
19596 (compute_tag_properties): Ditto.
19597 (create_partition_for): Ditto.
19598 (compute_memory_partitions): Ditto.
19599 (dump_may_aliases_for): Ditto.
19600 (is_aliased_with): Ditto.
19601 (add_may_alias_for_new_tag): Ditto.
19602 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19603 (compute_is_aliased): New function.
19604 (compute_may_aliases): Call compute_is_aliased).
19605 (init_alias_info): Initialize alias_bitmap_obstack.
19606 (union_alias_set_into): New function.
19607 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19608 (have_common_aliases_p): Rewrite to take two bitmaps and use
19610 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19611 Update for bitmaps.
19612 (finalize_ref_all_pointers): Update for add_may_alias changes.
19613 (new_type_alias): Ditto.
19614 * tree-flow-inline.h (may_aliases): Return a bitmap.
19615 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19616 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19617 may_aliases being a bitmap.
19618 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19619 may_aliases now returns a bitmap.
19620 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19622 * tree-ssa-operands.c (add_virtual_operand): Update for
19623 may_aliases being a bitmap.
19625 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19627 PR tree-optimization/30630
19628 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19629 variable as changed.
19631 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19634 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19635 expanded only once even if an error occurs.
19637 2007-01-29 Ben Elliston <bje@au.ibm.com>
19639 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19640 (__gcov_average_profiler): Likewise.
19641 (__gcov_ior_profiler): Likewise.
19642 (__gcov_merge_ior): Likewise.
19644 2007-01-28 Jan Hubicka <jh@suse.cz>
19646 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19647 * value-prof.c (stringop_block_profile): Likewise.
19649 2007-01-28 Jan Hubicka <jh@suse.cz>
19651 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19652 Add variant handling histograms; add wrapper.
19653 (clear_storage_via_libcall): Export.
19654 (emit_block_move_hints): Break out from ...; add histograms.
19655 (emit_block_move): ... this one.
19656 (clear_storage_hints): Break out from ...; add histograms.
19657 (clear_storage): ... this one.
19658 (set_storage_via_memset): Handle histogram.
19659 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19660 (clear_storage_hints, clear_storage_via_libcall): Declare.
19661 (set_storage_via_setmem): Update prototype.
19662 * doc/md.texi (movmem, setmem): Document new arguments.
19664 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19665 Add new histograms.
19666 (stringop_block_profile): New global function.
19667 (tree_stringops_values_to_profile): Profile block size and alignment.
19668 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19670 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19671 (stringop_block_profile): Declare.
19672 * builtins.c: Include value-prof.h.
19673 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19674 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19675 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19676 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19677 * profile.c (instrument_values): Add new counters.
19678 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19680 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19681 (tree_init_edge_profiler): Build new profilers.
19682 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19683 (pass_tree_profile): Add dump.
19684 (tree_profile_hooks): Update.
19685 * Makefile.in (LIBGCOV): Add new constants.
19686 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19687 __gcov_ior_profiler): New.
19688 * i386.md (movmem/setmem expanders): Add new optional arguments.
19690 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19692 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19694 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19696 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19697 (tree_unswitch_single_loop): Pass eni_size_weights to
19698 tree_num_loop_insns.
19699 * tree-ssa-loop-manip.c: Include tree-inline.h.
19700 (can_unroll_loop_p): Pass eni_size_weights to
19701 tree_num_loop_insns.
19702 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19703 Pass eni_size_weights to estimate_num_insns.
19704 * tree.h (init_inline_once): Export.
19705 * toplev.c (backend_init): Call init_inline_once.
19706 * cgraphunit.c (cgraph_process_new_functions,
19707 cgraph_analyze_function): Pass eni_inlining_weights to
19708 estimate_num_insns.
19709 * ipa-inline.c (compute_inline_parameters): Ditto.
19710 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19711 to estimate_num_insns.
19712 (try_unroll_loop_completely): Pass eni_size_weights to
19713 tree_num_loop_insns.
19714 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19715 ot estimate_num_insns.
19716 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19717 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19718 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19719 eni_time_weights): New variables.
19720 (init_inline_once): Initialize them.
19721 (struct eni_data): Mew.
19722 (estimate_num_insns_1, estimate_num_insns): Use weights.
19723 * tree-inline.h (struct eni_weights_d): New.
19724 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19725 (estimate_num_insns): Declaration changed.
19726 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19727 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19728 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19730 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19732 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19733 relations in the conflict function is valid.
19735 2007-01-27 Ian Lance Taylor <iant@google.com>
19737 * common.opt: Add fstrict-overflow.
19738 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19739 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19740 (TYPE_OVERFLOW_UNDEFINED): Define.
19741 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19743 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19744 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19745 (fold_negate_expr): Likewise.
19746 (make_range): Likewise.
19747 (extract_muldiv_1): Likewise.
19748 (maybe_canonicalize_comparison): Likewise.
19749 (fold_comparison): Likewise.
19750 (fold_binary): Likewise.
19751 (tree_expr_nonnegative_p): Likewise.
19752 (tree_expr_nonzero_p): Likewise.
19753 * tree-vrp.c (compare_values): Likewise.
19754 (extract_range_from_binary_expr): Likewise.
19755 (extract_range_from_unary_expr): Likewise.
19756 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19758 (nowrap_type_p): Likewise.
19759 * tree-scalar-evolution.c (simple_iv): Likewise.
19760 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19761 (build_range_check): Likewise.
19762 (extract_muldiv_1): Likewise.
19763 (fold_comparison): Likewise.
19764 * tree-vrp.c (vrp_int_const_binop): Likewise.
19765 (extract_range_from_unary_expr): Likewise.
19766 * convert.c (convert_to_integer): Likewise.
19767 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19768 (fold_comparison): Likewise.
19769 (fold_binary): Likewise.
19770 * optabs.c (optab_for_tree_code): Likewise.
19771 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19772 * simplify-rtx.c (simplify_const_relational_operation): Check
19773 flag_strict_overflow and flag_trapv.
19774 (simplify_const_relational_operation): Likewise.
19775 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19776 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19779 2007-01-27 Roger Sayle <roger@eyesopen.com>
19781 * tree.c (tree_fold_gcd): Delete.
19782 * tree.h (tree_fold_gcd): Remove prototype.
19783 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19784 test whether one constant integer is a multiple of another. Instead
19785 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19786 * fold-const.c (multiple_of_p): We've determined both TOP and
19787 BOTTOM are integer constants so we can call int_const_binop directly
19788 instead of the more generic const_binop.
19790 2007-01-27 Roger Sayle <roger@eyesopen.com>
19792 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19793 1*X check that the constant hasn't overflowed, to preserve the
19795 (round_up): Provide an efficient implementation when rouding-up an
19796 INTEGER_CST to a power-of-two.
19798 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19800 * doc/sourcebuild.texi: Add comma for clarity.
19801 * doc/extend.texi: Fix some typos.
19802 * doc/passes.texi: Likewise.
19803 * doc/cppinternals.texi: Likewise.
19804 * doc/c-tree.texi: Likewise.
19805 * doc/tree-ssa.texi: Likewise.
19806 * doc/install.texi: Likewise.
19808 2007-01-27 Jan Hubicka <jh@suse.cz>
19810 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19811 (pass_sra): Do not require alias information.
19812 * passes.c (init_optimization_passes): Add SRA
19814 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19816 * tracer.c (rest_of_handle_tracer): We already cleaned
19817 up the CFG in tracer() so don't do it here again.
19818 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19819 cleanup_cfg here, either. And don't call renumber_insns.
19821 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19822 and BB_HEAD are in the insn stream here. Instead make sure
19823 that BB_INSN is valid on all insns. Also, do check here that
19824 there are no pending branch predictions...
19825 (rtl_verify_flow_info): ...instead of doing it here. Checks
19826 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19829 2007-01-26 Roger Sayle <roger@eyesopen.com>
19831 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19832 function to simplify/factorize operand order canonicalization.
19833 (ix86_fixup_binary_operands): Reorganize using the above function.
19834 (ix86_binary_operator_ok): Likewise.
19836 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19838 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19839 file scope from optimize_attrs.
19840 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19842 (optimize_attrs): Clear insn_code_values after freeing it.
19844 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19846 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19847 a parts.base assignment.
19849 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19851 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19852 (compute_subscript_distance, initialize_data_dependence_relation,
19853 finalize_ddr_dependent, analyze_ziv_subscript,
19854 analyze_siv_subscript_cst_affine,
19855 compute_overlap_steps_for_affine_univar,
19856 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19857 analyze_siv_subscript, analyze_miv_subscript,
19858 analyze_overlapping_iterations, subscript_dependence_tester_1,
19859 compute_self_dependence, free_dependence_relation): Work
19860 with affine_fn instead of chrecs.
19861 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19862 common_affine_function, affine_function_base,
19863 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19864 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19865 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19866 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19867 (all_chrecs_equal_p): Removed.
19868 * tree-data-ref.h (affine_fn, conflict_function): New types.
19869 (struct subscript): Change type of conflicting_iterations_in_a
19870 and conflicting_iterations_in_b.
19872 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19875 * config/pa/pa.h (TARGET_HPUX_11): New.
19876 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19877 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19879 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19880 Richard Guenther <rguenther@suse.de>
19882 * tree-ssa-structalias.c (solve_graph): Handle case
19883 we merged the variable to another.
19885 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19887 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19890 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19891 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19893 2007-01-25 DJ Delorie <dj@redhat.com>
19895 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19896 allow changes to modes which don't fit in those registers.
19898 * reload1.c (choose_reload_regs): Check for invalid subregs before
19899 computing their locations, not after.
19901 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19904 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19905 save Altivec registers in an eh_return function.
19906 (compute_vrsave_mask): Likewise.
19907 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19908 for saving Altivec registers.
19909 (rs6000_emit_prologue): Don't allocate stack twice in
19910 eh_return function. Correct expected value of altivec_save_offset
19911 when using save_world. Describe save of R0 to stack when using
19912 save_world. Describe stack pointer adjustment when using
19913 save_world. Remove duplicated eh_return parameter register saving.
19914 Update sp_offset variable after save_world.
19915 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19917 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19918 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19921 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19923 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19925 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19928 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19929 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19931 2007-01-25 Richard Guenther <rguenther@suse.de>
19933 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19934 * common.opt (-Wcoverage-mismatch): New warning option.
19935 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19936 if -Wcoverage-mismatch is given.
19938 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19940 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19941 (ipcp_driver): Change to static definition.
19942 Add dumping of the ifunctions.
19943 (constant_val_insert): Remove unused parameter. Support for SSA.
19944 (ipcp_propagate_const): Support for SSA.
19945 (ipcp_profile_bb_print): Print only analyzed nodes.
19946 (ipcp_replace_map_create): Remove support for Fortran constant
19948 * ipa-prop.c (ipa_method_modify_stmt,
19949 ipa_callsite_compute_param): Support for SSA.
19950 * ipa-prop.h (ipcp_driver): Remove declaration.
19951 (IS_VALID_TREE_MAP_INDEX): Add define.
19953 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19955 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19957 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19959 PR middle-end/30447
19960 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19961 constant argument to cabs and do it without checking for
19962 -funsafe-math-optimizations.
19964 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19966 * c-common.h (RID_FIRST_CXX0X): New.
19967 (RID_LAST_CXX0X): New.
19968 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19970 * c.opt (Wc++0x-compat): New.
19971 * doc/invoke.texi (-Wc++0x-compat): Document.
19973 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19975 * builtins.c (fold_builtin_carg): New.
19976 (fold_builtin_1): Use it.
19978 2007-01-24 Jan Hubicka <jh@suse.cz>
19980 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
19982 * ipa-inline.c (initial_insns, max_insns): Delete.
19983 (compute_max_insns): New function.
19984 (cgraph_decide_inlining_of_small_function): Use it; take minimal
19985 amount of insns as base for code growth.
19986 (cgraph_decide_inlining): Make initial_insns local; do not compute
19988 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
19989 * doc/invoke.texi (inline-unit-growth): Update docs.
19991 2007-01-24 Jakub Jelinek <jakub@redhat.com>
19993 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
19994 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
19995 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
19996 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
19997 for CPUs that have PTA_CX16 set.
19999 PR middle-end/27416
20000 * gimplify.c (omp_check_private): New function.
20001 (gimplify_scan_omp_clauses): Use it for
20002 firstprivate/lastprivate/reduction.
20004 PR middle-end/30494
20005 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20006 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20008 PR middle-end/30421
20009 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20010 If lower_lastprivate_clauses emits some statements, append them
20011 to dlist rather than body_p and to body_p append an initializer.
20012 (lower_omp_for): Adjust caller.
20014 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20016 * target.h (globalize_decl_name): New.
20017 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20018 * output.h (default_globalize_decl_name): New.
20019 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20021 (globalize_decl): Ditto.
20022 (default_globalize_decl_name): New.
20023 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20024 (ia64_handle_version_id_attribute): New.
20025 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20026 (ia64_asm_output_external): Use globalize_decl_name instead
20027 of globalize_label.
20028 * doc/extend.texi (version_id): New pragma.
20029 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20031 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20033 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20034 _uleb128_t and _Unwind_SWord with _sleb128_t.
20035 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20036 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20038 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20039 * unwind-pe.h (read_uleb128, read_sleb128,
20040 read_encoded_value_with_base): Likewise.
20041 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20043 2007-01-24 Richard Guenther <rguenther@suse.de>
20045 * builtins.c (expand_builtin_cexpi): Get the fndecl
20046 for cexp in the correct way.
20048 2007-01-24 Jan Hubicka <jh@suse.cz>
20050 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20053 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20055 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20056 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20057 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20058 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20059 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20060 __SIZEOF_PTRDIFF_T__.
20061 * doc/cpp.texi: Documentation for the new builtin macros added.
20063 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20065 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20066 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20067 instead of operands[2] to avoid access past the end of array.
20069 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20071 * reload1.c (emit_reload_insns): Pass the reload register
20072 for a non-spill output reload through forget_old_reloads_1.
20074 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20076 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20077 _SOFT_DOUBLE if doubles use software floating-point.
20078 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20079 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20080 * config/rs6000/darwin-ldouble.c: Also compile functions for
20081 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20082 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20083 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20084 commented-out long double override.
20085 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20086 * config/rs6000/eabispe.h: Likewise.
20087 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20088 long double for non-SPE.
20089 (rs6000_handle_option): Likewise.
20090 (invalid_e500_subreg): Disallow more subregs involding DImode,
20091 DFmode, TImode or TFmode.
20092 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20094 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20096 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20097 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20099 (rs6000_legitimate_address): Also check for TFmode for E500
20101 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20102 (spe_build_register_parallel): Handle TFmode and TCmode.
20103 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20105 (function_arg): Handle TFmode and TCmode for E500 double.
20106 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20108 (print_operand): Handle TFmode and TImode for %y.
20109 (rs6000_generate_compare): Handle TFmode comparisons for E500
20111 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20112 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20113 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20114 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20115 TFmode for E500 double.
20116 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20117 (floatsidf2): Enable for E500 double.
20118 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20119 (extenddftf2): Change to extenddftf2_fprs.
20120 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20121 depending on TARGET_E500_DOUBLE.
20122 (extendsftf2): Enable for E500 double.
20123 (trunctfdf2): Enable for E500 double.
20124 (trunctfsf2): Change to trunctfsf2_fprs.
20125 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20126 depending on TARGET_E500_DOUBLE.
20127 (floatsitf2): Enable for E500 double.
20128 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20129 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20130 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20131 (negtf2): Change to negtf2_internal.
20132 (negtf2): New expander.
20133 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20134 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20135 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20136 (movdi_internal32): Use rs6000_nonimmediate_operand.
20137 (unnamed splitter): Likewise.
20138 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20139 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20140 (SPE64TF, DITI): New mode macros.
20141 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20144 (frob_<mode>_di_2): New.
20145 (frob_tf_di_8_2): New.
20146 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20148 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20150 (frob_ti_<mode>_8_2): New.
20151 (frob_ti_tf_2): New.
20152 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20153 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20155 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20156 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20157 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20158 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20159 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20160 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20163 2007-01-23 Ian Lance Taylor <iant@google.com>
20165 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20167 (OBJS-archive): Reformat, alphabetize.
20168 (OBJS): Change out_object_file to OBJS-md.
20170 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20172 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20173 JUMP_P and CALL_P predicates where applicable.
20174 * config/i386/i386.c: Ditto.
20175 * config/i386/i386.md: Ditto.
20176 * config/i386/mmx.md: Ditto.
20177 * config/i386/predicates.md: Ditto.
20179 2007-01-22 Andreas Schwab <schwab@suse.de>
20181 * config/m68k/m68k.h: Fix comment.
20183 2007-01-22 Jan Hubicka <jh@suse.cz>
20185 * passes.c (init_optimization_passes): Do not rerun
20186 pass_early_warn_uninitialized.
20188 2007-01-22 Richard Guenther <rguenther@suse.de>
20190 PR tree-optimization/30038
20191 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20193 (execute_cse_sincos_1): Likewise.
20194 (execute_cse_sincos): Likewise.
20195 (gate_cse_sincos): Likewise.
20196 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20197 the cexpi() canonicalization of sincos().
20198 * tree-pass.h (pass_cse_sincos): Declare.
20199 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20201 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20203 PR rtl-optimization/29329
20204 * combine.c (replaced_rhs_insn): Rename to i2mod.
20205 (replaced_rhs_value): Rename to i2mod_new_rhs.
20206 (i2mod_old_rhs): New global variable.
20207 (combine_instructions): Adjust for above change. Save a copy of
20208 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20209 note are substituted in the second instruction.
20210 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20211 ditch the note if it pertains to the second eliminated register
20212 and this register is mentioned in i2mod_old_rhs.
20215 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20217 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20218 the insn to which the note was originally attached.
20220 2007-01-21 Jan Hubicka <jh@suse.cz>
20222 * ipa-inline.c (inlining_mode): Comment, move up.
20223 (cgraph_decide_inlining_incrementally): Do not perform inlining
20224 itself; fix handling of flattening of self recursive functions.
20225 (cgraph_find_cycles): Remove.
20226 (cgraph_flatten_node): Remove.
20227 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20228 (try_inline): New function.
20229 (cgraph_early_inlining): Update call of
20230 cgraph_decide_inlining_incrementally. Apply inlining here.
20231 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20233 2007-01-21 Dirk Mueller <dmueller@suse.de>
20236 * tree-vrp.c (check_array_bounds): do not warn
20237 about ADDR_EXPR's of ARRAY_REF's which are immediately
20238 used in binary expressions.
20240 2007-01-21 Ira Rosen <irar@il.ibm.com>
20242 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20243 read_write_dep and macros for its access.
20244 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20245 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20246 argument, call vect_check_interleaving for every independent pair of
20247 data-refs. Mark loads that access the same memory location as a store
20249 (vect_check_dependences): Remove.
20250 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20251 call, fix the call to vect_analyze_data_ref_dependence.
20252 (vect_analyze_data_ref_access): For statements that access the same
20253 data-ref, check that they are not stores; for loads, check that there
20254 is no store that access the same location.
20256 2007-01-20 Roger Sayle <roger@eyesopen.com>
20257 Joseph Myers <joseph@codesourcery.com>
20259 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20260 (-fdump-rtl-stack): Likewise.
20261 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20262 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20263 (-mpt-fixed): Use @minus{} for minus sign.
20264 (Using Precompiled Headers): Fix under/overfull hbox.
20266 2007-01-20 Jan Hubicka <jh@suse.cz>
20268 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20269 place within annotation.
20271 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20273 * pa.c (output_move_double): Change array size of xoperands to 4.
20275 2007-01-20 Jan Hubicka <jh@suse.cz>
20277 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20280 2007-01-19 Ian Lance Taylor <iant@google.com>
20282 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20283 constant to unsigned HOST_WIDE_INT before negating.
20285 2007-01-19 Ian Lance Taylor <iant@google.com>
20287 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20289 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20290 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20291 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20292 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20293 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20294 (realloc_vdef, realloc_vuse): Change second parameter to
20296 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20297 fields to unsigned.
20298 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20299 unsigned. Change x and lim locals to unsigned.
20300 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20302 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20303 (copy_virtual_operands): Change i and n locals to unsigned.
20305 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20307 PR middle-end/29335
20308 * builtins.c (fold_builtin_1): Handle builtin fdim.
20310 2007-01-20 Jan Hubicka <jh@suse.cz>
20312 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20313 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20314 init_alias_heapvars.
20315 (init_alias_heapvars): Initialize only when not already initialized.
20316 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20318 2007-01-19 Roger Sayle <roger@eyesopen.com>
20320 * common.opt (fsigned-zeros): New command line option.
20321 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20322 of flag_unsafe_math_optimizations.
20323 * opts.c (set_fast_math_flags): The -ffast-math command line option
20324 implies -fno-signed-zeros.
20325 (fast_math_flags_set_p): Likewise.
20327 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20328 the documentation of -ffast-math appropriately. Wrap long lines.
20330 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20332 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20333 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20335 2007-01-19 Tomas Bily <tbily@suse.cz>
20337 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20339 (tree_init_ic_make_global_vars): New function
20340 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20341 (tree_gen_ic_profiler): New function
20342 (tree_gen_ic_func_profiler): New function
20343 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20344 (tree_profile_hooks): Added hook for indirec/virtual calls
20345 * value-prof.c (tree_find_values_to_profile): New case for
20347 (tree_values_to_profile): Call for determining indirect/virtual
20349 (tree_indirect_call_to_profile): New function
20350 (tree_ic_transform): New function
20351 (tree_ic): New function
20352 (find_func_by_pid): New function
20353 (init_pid_map): New function
20354 (tree_value_profile_transformations): Added check for
20355 indirect/virtual call transformation
20356 * value-prof.h (enum hist_type): New counter type for
20357 indirect/virtual calls
20358 (profile_hooks): Added new hook for profiling indirect/virtual
20360 * profile.c (instrument_values): New case for indirect/virtual
20362 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20363 (GCOV_COUNTER_V_INDIR): New counter type
20364 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20365 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20367 * cgraph.c: Definition of cgraph_max_pid
20368 (cgraph_create_node): Default init of pid attribute
20369 * cgraph.h: Declaration of cgraph_max_pid
20370 (struct cgraph_node): Added pid attribute
20371 * libgcov.c (__gcov_indirect_call_profiler): New function
20372 (__gcov_one_value_profiler_body): New function
20373 (__gcov_one_value_profiler): Body was moved to
20374 __gcov_one_value_profiler_body and calls it
20376 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20378 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20379 * gengtype.c (write_types_data, write_func_for_structure,
20380 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20381 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20382 (walk_type, write_func_for_structure): Generate the mark_hook if
20385 2007-01-19 Jan Hubicka <jh@suse.cz>
20387 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20388 'early' argument take inlining mode argument specifying whether to
20389 inline for size/speeed or all functions; add support for flattening;
20391 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20393 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20396 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20397 the name of the declared identifier.
20399 2007-01-19 Dirk Mueller <dmueller@suse.de>
20401 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20402 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20403 duplicate evaluation.
20405 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20407 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20408 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20409 to XFMode, use acosxf2 and truncate result to requested mode.
20410 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20411 (asin<mode>2): Similarly, with asin expanders.
20412 (*fscalexf4_i387): Rename from *fscalexf4.
20413 (expNcorexf3): New expander.
20414 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20415 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20416 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20417 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20418 patterns for SSE math.
20419 (exp10<mode>2): Similarly, with exp10 expanders.
20420 (exp2<mode>2): Similarly, with exp2 expanders.
20421 (expm1<mode>2): Similarly, with expm1 expanders.
20422 (ldexp<mode>3): Similarly, with ldexp expanders.
20423 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20424 Use gen_truncxf<mode>2_i387_noop to truncate result.
20426 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20428 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20429 for ColdFire targets.
20431 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20432 Richard Sandiford <richard@codesourcery.com>
20434 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20435 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20436 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20437 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20438 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20439 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20441 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20443 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20444 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20445 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20446 (*adddi_dilshr32_cf): New pattern.
20447 (adddi3, subdi3): Remove first alternatives.
20449 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20451 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20452 implemented using move.l, do not use its cc result for floating-point
20455 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20457 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20458 from accepting 's' constraints if flag_pic.
20460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20462 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20463 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20464 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20465 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20467 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20469 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20470 ColdFire alternatives.
20471 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20472 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20473 architectures that support ff1 instruction.
20475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20476 Julian Brown <julian@codesourcery.com>
20478 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20479 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20480 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20485 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20487 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20488 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20489 HOST_WIDE_INT instead of an rtx.
20490 (m68k_rtx_costs): Update call accordingly.
20491 (output_move_const_into_data_reg): Likewise. Fix formatting.
20492 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20494 (output_move_simode_const): Update calls after above changes.
20495 Rework to use automatic variables and predicates like MEM_P.
20496 * config/m68k/m68k.md (pushexthisi_const): Update call to
20499 2007-01-19 Dirk Mueller <dmueller@suse.de>
20501 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20502 in dump_flags test.
20504 2007-01-19 Richard Guenther <rguenther@suse.de>
20506 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20507 via cexp in case sincos is not available.
20509 2007-01-19 Richard Guenther <rguenther@suse.de>
20511 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20512 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20513 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20514 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20515 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20516 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20517 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20518 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20520 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20522 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20524 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20525 (atan2xf3): Directly generate RTL pattern.
20526 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20527 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20528 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20529 disable patterns for SSE math.
20530 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20531 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20532 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20533 disable patterns for SSE math.
20535 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20537 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20539 2007-01-18 Roger Sayle <roger@eyesopen.com>
20541 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20542 VIEW_CONVERT_EXPR to the same type as it's operand.
20544 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20546 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20547 configured for long double 128.
20549 2007-01-18 Mike Stump <mrs@apple.com>
20551 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20554 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20556 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20559 2007-01-18 Jan Hubicka <jh@suse.cz>
20561 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20562 greater than NUM_VOP_FREE_BUCKETS.
20564 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20566 * tree-ssa-structalias.c: Update comments.
20567 (ptabitmap_obstack): Removed.
20568 (pta_obstack): New.
20569 (oldpta_obstack): Ditto.
20570 (stats): Add a few members.
20571 (struct variable_info): Remove node, complex, address_taken, and
20572 indirect_target members. Add oldsolution member.
20573 (new_var_info): Do not initialize removed members.
20574 (constraint_expr_type): Remove INCLUDES.
20575 (constraint_graph): Add size, implicit_preds, rep,
20576 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20577 (FIRST_REF_NODE): New macro.
20578 (LAST_REF_NODE): Ditto.
20579 (FIRST_ADDR_NODE): Ditto.
20580 (find): New function.
20582 (dump_constraint): Do not handle INCLUDES.
20583 (insert_into_complex): Do not insert duplicate constraints.
20584 (condense_varmap_nodes): Renamed and rewritten into ...
20585 (merge_node_constraints): This. Also fix bug in handling of
20586 offseted copy constraints.
20587 (clear_edges_for_node): No longer need to deal with preds at all,
20588 or removing associated preds/succs.
20589 (merge_graph_nodes): Deal with indirect_cycles.
20590 Don't deal with predecessors.
20591 (add_implicit_graph_edge): New function.
20592 (add_pred_graph_edge): Ditto.
20593 (add_graph_edge): Don't deal with predecessors.
20594 (build_constraint_graph): Removed.
20595 (build_pred_graph): New function.
20596 (build_succ_graph): Ditto.
20597 (struct scc_info): Removed in_component. Added roots, dfs, and
20598 node_mapping. Remove visited_index, unification_queue.
20599 (scc_visit): Deal with union-find we do now.
20600 Deal with cycles with REF nodes.
20601 (collapse_nodes): Renamed and rewritten to ...
20602 (unify_nodes): This.
20603 (process_unification_queue): Removed.
20604 (topo_visit): Cleanup
20605 (do_da_constraint): Use find.
20606 (do_sd_constraint): Ditto.
20607 (do_ds_constraint): Ditto.
20608 (do_complex_constraint): Ditto.
20609 (init_scc_info): Update for removed and added members.
20610 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20611 (find_indirect_cycles): This.
20612 (equivalence_class): New variable.
20613 (label_visit): New function.
20614 (perform_variable_substitution): Rewritten.
20615 (free_var_substitution_info): New function.
20616 (find_equivalent_node): Ditto.
20617 (move_complex_constraints): Ditto.
20618 (eliminate_indirect_cycles): Ditto.
20619 (solve_graph): Only propagate changed bits.
20620 Use indirect cycle elimination.
20622 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20623 (tree_id_eq): Renamed to ...
20624 (tree_vi_eq): This. Update for member change
20625 (insert_id_for_tree): Renamed and rewritten to ...
20626 (insert_vi_for_tree): This.
20627 (lookup_id_for_tree): Renamed and rewritten to ...
20628 (lookup_vi_for_tree): This.
20629 (get_id_for_tree): Renamed and rewritten to ...
20630 (get_vi_for_tree): Ditto.
20631 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20632 (process_constraint): Don't handle INCLUDES.
20633 Remove special ADDRESSOF case.
20634 (find_func_aliases): Rewrite to use vi functions instead of id
20636 (create_function_info_for): Ditto.
20637 (create_variable_info_for): Ditto.
20638 (intra_create_variable_infos): Ditto.
20639 (merge_smts_into): Ditto.
20640 (find_what_p_points_to): Ditto.
20641 (init_base_vars): Ditto.
20642 (init_alias_vars): Ditto.
20643 (remove_preds_and_fake_succs): New function.
20644 (dump_sa_points_to_info): Dump new stats.
20645 (dump_solution_for_var): Use find.
20646 (set_used_smts): Fix formatting.
20647 (compute_points_to_sets): Updated for new functions.
20648 (ipa_pta_execute): Ditto.
20650 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20651 Richard Sandiford <richard@codesourcery.com>
20653 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20655 * calls.c (expand_call): If the return value is a PARALLEL,
20656 extract its first member.
20657 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20658 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20659 use FUNCTION_EXTRA_EPILOGUE.
20660 (m68k_function_value): Return a PARALLEL if the return value
20661 is of a pointer type.
20662 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20663 (FUNCTION_EXTRA_EPILOGUE): Remove.
20664 * config/m68k/m68k.md (D0_REG): New constant.
20666 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20668 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20669 output a NOP for empty epilogues.
20671 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20673 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20674 before function. Extend register save check to include all
20675 registers, not just integer ones.
20677 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20679 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20680 (m68k_use_return_insn): ...this.
20681 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20682 * config/m68k/m68k.c (use_return_insn): Rename to...
20683 (m68k_use_return_insn): ...this.
20684 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20685 of USE_RETURN_INSN.
20687 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20689 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20690 nearest even, fix denormal rounding overflow.
20692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20694 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20695 f%$smove and f%$move.
20696 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20697 (extendsfdf2_cf): Use fdmove instead of f%&move.
20698 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20699 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20701 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20703 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20706 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20708 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20709 (coldfire_single_format): Declare.
20710 (coldfire_double_format): Likewise.
20711 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20712 of qnan_msb_set to determine the lower bits of a canonical
20714 (encode_ieee_double): Likewise.
20715 (encode_ieee_quad): Likewise.
20716 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20717 (mips_single_format): Likewise.
20718 (ieee_double_format): Likewise.
20719 (mips_double_format): Likewise.
20720 (ieee_extended_motorola_format): Likewise.
20721 (ieee_extended_intel_96_format): Likewise.
20722 (ieee_extended_intel_128_format): Likewise.
20723 (ieee_extended_intel_96_round_53_format): Likewise.
20724 (ibm_extended_format): Likewise.
20725 (mips_extended_format): Likewise.
20726 (ieee_quad_format): Likewise.
20727 (mips_quad_format): Likewise.
20728 (vax_f_format): Likewise.
20729 (vax_d_format): Likewise.
20730 (vax_g_format): Likewise.
20731 (i370_single_format): Likewise.
20732 (i370_double_format): Likewise.
20733 (decimal_single_format): Likewise.
20734 (decimal_double_format): Likewise.
20735 (decimal_quad_format): Likewise.
20736 (c4x_single_format): Likewise.
20737 (c4x_extended_format): Likewise.
20738 (real_internal_format): Likewise.
20739 (coldfire_single_format): New real_format.
20740 (coldfire_double_format): Likewise.
20741 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20742 canonical_nan_lsbs_set.
20743 (pdp11_d_format): Likewise.
20744 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20745 if TARGET_COLDFIRE_CPU.
20747 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20749 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20750 (output_call, m68k_legitimize_call_address): Declare.
20751 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20752 parenthesees. Add support for a 'W' constraint.
20753 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20754 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20755 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20756 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20758 (override_options): Initialize them. Do not set flag_no_function_cse
20759 for TARGET_ID_SHARED_LIBRARY.
20760 (m68k_output_pic_call): Delete.
20761 (m68k_legitimize_call_address): New function.
20762 (print_operand): Remove the %o prefix. Handle the %p prefix.
20763 (output_call): New function.
20764 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20765 target address from the GOT if symbolic jumps are not allowed.
20766 * config/m68k/m68k.md (call, general_operand): Do not set
20767 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20768 Merge separate flag_pic and !flag_pic define_insns into...
20769 (*call, *call_value): ...these new patterns. Match the address
20770 rather than the containing MEM and require it to be a call_operand.
20771 Use output_call to generate the asm template.
20772 * config/m68k/predicates.md (const_call_operand): New predicate.
20773 (call_operand): Likewise.
20775 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20777 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20778 (STACK_GROWS_DOWNWARD): Define to 1.
20779 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20780 comments, emphasizing that these values are only defaults.
20781 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20782 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20784 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20786 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20788 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20789 Richard Sandiford <richard@codesourcery.com>
20791 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20792 (FP_REGNO_P): New macros.
20793 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20794 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20795 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20796 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20800 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20801 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20803 * config/m68k/t-floatlib: New file, extracting common code from...
20804 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20805 * config/m68k/t-uclinux: Here.
20806 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20807 routines on ColdFire targets.
20809 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20811 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20812 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20813 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20814 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20815 explicitly set MOTOROLA to 1.
20816 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20819 Nathan Sidwell <nathan@codesourcery.com>
20821 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20822 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20823 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20824 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20825 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20826 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20827 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20828 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20829 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20830 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20831 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20832 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20833 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20834 (DBX_REGISTER_NUMBER): Delete.
20835 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20836 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20837 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20839 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20841 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20842 * config/flat.h: New file.
20843 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20844 OBJECT_FORMAT_FLAT.
20845 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20846 indirect references for -msep-data or -mid-shared-library.
20847 Do not use PC-relative code addresses either.
20848 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20850 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20851 for shared libraries and crt1.o for executables. Use crti.o and
20853 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20854 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20855 Do not add -elf2flt or -shared-lib-id options here.
20856 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20857 Pass -shared-lib-id if -mid-shared-library, taking the library
20858 identifier from -mshared-library-id if given, otherwise
20860 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20861 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20862 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20863 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20864 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20865 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20867 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20868 jump sequence for ISA A and ISA A+.
20869 (PICJUMP): Likewise.
20871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20873 * config.gcc (m68k-*-uclinux*): Base the port on the common
20874 and m68k GNU/Linux files rather than on the generic ELF ones.
20875 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20876 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20878 2007-01-18 Julian Brown <julian@codesourcery.com>
20879 Richard Sandiford <richard@codesourcery.com>
20881 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20882 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20883 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20885 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20886 80 unconditionally.
20887 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20889 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20891 * doc/install.texi: Document m68k-uclinuxoldabi.
20892 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20893 * config/m68k/uclinux-oldabi.h: New file, copied from
20894 config/m68k/uclinux.h.
20896 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20898 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20899 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20900 (m32r_compute_frame_size): Use unsigned for regno.
20901 (m32r_reload_lr): Use gen_frame_mem.
20903 (m32r_output_function_epilogue): Don't output the function epilogue
20905 (m32r_expand_epilogue): New.
20906 (direct_return): Return false if the function has the interrupt
20908 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20909 * config/m32r/m32r.md (epilogue): New expander.
20910 (return_lr, return_rte): New insns.
20911 (return): Make it expander.
20912 (return_normal): New expander.
20914 2007-01-18 Josh Conner <jconner@apple.com>
20917 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20918 support for UNLE, UNLT, UNGE, and UNGT.
20920 2007-01-18 Jan Hubicka <jh@suse.cz>
20922 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20923 * tree-tailcall (add_virtual_phis): Likewise.
20924 (optimize_tail_call): Return TODOs.
20925 (execute_tail_calls): Return TODOs.
20926 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20927 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20929 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20930 Cleanup cfg using TODO.
20931 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20932 * passes.c (execute_function_todo): When cleanup did something, remove
20934 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20935 (make_edges): Don't cleanup_cfg.
20937 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20939 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20940 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20941 operate on the top of stack.
20942 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20943 register handling of instructions that output to the second
20945 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20946 (move_for_stack_reg): Special-case check for dead destination
20947 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20949 * config/i386/i386.md (UNSPEC_TAN): New constant.
20950 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20951 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20952 to correctly model move of constant 1.0 to top stack slot.
20953 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20954 (unnamed peephole2 pattern): Remove corresponding peephole2
20955 pattern that optimizes tan insn and loading of constant 1.0.
20956 (tanxf2): Use fptanxf4_i387.
20957 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20958 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20959 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20960 disable patterns for SSE math.
20961 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20962 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20964 2007-01-18 Dirk Mueller <dmueller@suse.de>
20965 Richard Guenther <rguenther@suse.de>
20968 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20969 * common.opt (Warray-bounds): Add new warning option.
20970 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20972 * Makefile.in: make tree-vrp.o depend on toplev.h
20973 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20975 (check_array_refs, check_array_bounds, check_array_ref): New.
20977 2007-01-18 Jan Hubicka <jh@suse.cz>
20979 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
20980 (execute_ssa_ccp): Return flags conditionally.
20981 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
20983 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
20985 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
20987 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
20988 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
20990 * Makefile.c (GTFILES): Add cfglayout.h.
20991 * gengtype.c (open_base_files): Likewise.
20992 * cfglayout.c (cfg_layout_function_footer,
20993 cfg_layout_function_header) Reindent to make gengtype happy.
20994 * cfglayout.h (cfg_layout_function_footer,
20995 cfg_layout_function_header): Add GTY(()) marker.
20997 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
20999 2007-01-18 Ben Elliston <bje@au.ibm.com>
21001 * genautomata.c (write_automata): Include xstrerror output in the
21002 error message if writing the DFA description file fails.
21004 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21006 * config/mips/mips-protos.h (mips_output_external): Make it
21008 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21009 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21010 (extern_list): Likewise.
21011 (extern_head): Likewise.
21012 (TARGET_ASM_FILE_END): Likewise.
21013 (mips_file_end): Likewise.
21014 (mips_output_external): Rewritten.
21016 2007-01-18 Ben Elliston <bje@au.ibm.com>
21018 * genpreds.c (write_insn_preds_c): Only write out the function
21019 body for regclass_for_constraint if we have register constraints.
21021 2007-01-17 Tom Tromey <tromey@redhat.com>
21023 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21024 * doc/install.texi (Testing): Use sourceware.org.
21025 (Binaries): Likewise.
21026 (Specific): Likewise.
21027 * doc/contrib.texi (Contributors): Use sourceware.org.
21029 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21031 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21032 (AVR_ENHANCED): Rename to ...
21033 (AVR_HAVE_MUL): ... new.
21034 (avr_enhanced_p): Rename to ...
21035 (avr_have_mul_p): ... new.
21036 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21037 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21038 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21039 (avr_have_mul_p): ... new.
21040 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21041 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21042 'avr_enhanced_p' and 'enhanced'.
21043 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21044 AVR_HAVE_MUL instead of AVR_ENHANCED.
21045 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21046 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21047 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21048 instead of AVR_ENHANCED.
21049 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21050 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21051 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21053 2007-01-17 Ian Lance Taylor <iant@google.com>
21055 * vec.h (VEC_reserve_exact): Define.
21056 (vec_gc_p_reserve_exact): Declare.
21057 (vec_gc_o_reserve_exact): Declare.
21058 (vec_heap_p_reserve_exact): Declare.
21059 (vec_heap_o_reserve_exact): Declare.
21060 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21062 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21063 negative parameter.
21064 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21065 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21066 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21067 * vec.c (calculate_allocation): Add exact parameter. Change all
21069 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21070 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21071 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21072 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21073 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21074 (vec_heap_p_reserve_exact): New function.
21075 (vec_heap_o_reserve_exact): New function.
21077 2007-01-17 Jan Hubicka <jh@suse.cz>
21079 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21081 2007-01-17 Eric Christopher <echristo@apple.com>
21083 * config.gcc: Support core2 processor.
21085 2007-01-16 Jan Hubicka <jh@suse.cz>
21087 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21088 the names, just unlink the chain so we don't crash on dangling
21092 2007-01-16 Jan Hubicka <jh@suse.cz>
21094 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21095 * tree-pass.h: Reorder to make IPA passes appear toegher.
21096 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21098 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21099 parameters, do not call early inliner.
21100 * ipa-inline.c: Update comments. Include tree-flow.h
21101 (cgraph_decide_inlining): Do not compute inlining parameters.
21102 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21103 be called with function context set up.
21104 (pass_ipa_inline): Remove unreachable functions before pass.
21105 (cgraph_early_inlining): Simplify assuming to be called from the
21107 (pass_early_inline): New pass.
21108 (cgraph_gate_ipa_early_inlining): New gate.
21109 (pass_ipa_early_inline): Turn into simple wrapper.
21110 (compute_inline_parameters): New function.
21111 (gate_inline_passes): New gate.
21112 (pass_inline_parameters): New pass.
21113 (apply_inline): Move here from tree-optimize.c
21114 (pass_apply_inline): New pass.
21115 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21117 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21118 doing them by hand.
21119 (tree_function_versioning): Do not allocate dummy struct function.
21120 * tree-inline.h (optimize_inline_calls): Update prototype.
21121 * tree-optimize.c (execute_fixup_cfg): Export.
21122 (pass_fixup_cfg): Remove
21123 (tree_rest_of_compilation): Do not apply inlines.
21124 * tree-flow.h (execute_fixup_cfg): Declare.
21125 * Makefile.in (gt-passes.c): New.
21126 * passes.c: Include gt-passes.h
21127 (init_optimization_passes): New passes.
21128 (nnodes, order): New static vars.
21129 (do_per_function_toporder): New function.
21130 (execute_one_pass): Dump current pass here.
21131 (execute_ipa_pass_list): Don't dump current pass here.
21133 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21135 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21136 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21138 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21140 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21141 (strong_alias): Define.
21142 (__gcc_qmul): Provide non-FMA for soft-float.
21143 (__gcc_qdiv): Same.
21148 (__gcc_qunord): New.
21158 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21159 soft-float functions.
21160 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21161 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21162 about long double soft float.
21164 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21165 Tehila Meyzels <tehila@il.ibm.com>
21167 * tree-vectorizer.h (is_pattern_stmt_p): New.
21168 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21169 formatting (tabs instead of spaces). Cleanup and clarify setting
21170 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21171 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21172 (vectorizable_type_demotion): Check that types are integral.
21173 (vectorizable_type_promotion): Likewise.
21174 (vectorizable_store): Fix typo. Eliminate new-line at end of
21177 2007-01-16 Jan Hubicka <jh@suse.cz>
21179 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21182 2007-01-15 Eric Christopher <echristo@apple.com>
21184 * ifcvt.c: Include vec.h, vecprim.h.
21185 (check_cond_move_block): New argument regs.
21186 Reorganize. Add registers used to regs.
21187 (cond_move_process_if_block): Use regs set above as
21190 2007-01-15 Eric Christopher <echristo@apple.com>
21192 * config/darwin.h: Update copyright.
21193 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21194 (LINK_COMMAND_SPEC): Add -u.
21195 (LINK_SPEC): Fix umbrella for above.
21197 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21199 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21202 2007-01-15 Tom Tromey <tromey@redhat.com>
21204 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21205 * doc/install.texi (Testing): Don't mention jacks.
21206 (Configuration): Document --enable-java-maintainer-mode. Move
21207 --with-java-home to libgcj-specific section. Document
21209 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21211 2007-01-15 Jan Hubicka <jh@suse.cz>
21213 * tree-ssa-dce.c (DCE_TODOs): New.
21214 (propagate_necessity): Return if something changed.
21215 (eliminate_unnecessary_stmts): Likewise.
21216 (perform_tree_ssa_dce): Return TODO flags when needed.
21217 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21219 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21221 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21222 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21223 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21224 patterns using X87MODEF12 mode macro. Extend operand 1
21225 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21226 (log10<mode>2): Ditto.
21227 (log2<mode>2): Ditto.
21228 (log1p<mode>2): Ditto.
21229 (logb<mode>2): Ditto.
21230 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21231 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21232 (*fxtractxf3_i387): Rename from *fxtractxf3.
21233 (fxtract_extend<mode>xf3_i387): New insn pattern.
21234 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21235 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21236 and gen_fyl2xxf3_i387().
21238 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21240 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21241 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21242 get_loop_exit_edges. Changed return type to bool.
21243 * cfgloop.h (fix_loop_placement): Declaration removed.
21245 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21247 * param.h (MIN_VECT_LOOP_BOUND): New.
21248 * params.def (MIN_VECT_LOOP_BOUND): New.
21249 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21250 argument - minimum threshold for number of iterations.
21251 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21252 argument to declaration.
21253 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21254 MIN_VECT_LOOP_BOUND.
21255 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21256 slpeel_tree_peel_loop_to_edge with additional argument.
21257 (vect_do_peeling_for_alignment): Likewise.
21258 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21260 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21263 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21264 operands of size 1.
21266 2007-01-14 Jan Hubicka <jh@suse.cz>
21268 * tree-dfa.c (remove_referenced_var): New function.
21269 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21270 prune referenced vars list too.
21271 * tree-flow.h (remove_referenced_var): Declare.
21273 2007-01-14 Jan Hubicka <jh@suse.cz>
21275 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21277 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21278 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21279 * except.h (verify_eh_throw_table_statements): Kill prototype.
21280 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21281 into call exrepssions.
21282 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21284 * tree-cfg.c: Include pointer-set.h.
21285 (verify_node_sharing): Work on pointer set.
21286 (verify_eh_throw_stmt_node): New.
21287 (verify_stmts): Use pointers sets, verify throw_stmt.
21289 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21291 * ipa-reference.c (analyze_function): Consider also addresses taken
21294 2007-01-12 Roger Sayle <roger@eyesopen.com>
21296 * c-typeck.c (null_pointer_constant_p): Replace use of
21297 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21298 (build_c_cast): Likewise.
21300 2007-01-12 Roger Sayle <roger@eyesopen.com>
21302 * tree.h (force_fit_type_double): Remove unused final argument.
21303 * c-common.c (constant_expression_warning): Replace use of
21304 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21305 (convert_and_check): Likewise.
21306 (shorten_compare): Update call to force_fit_type_double.
21307 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21308 * convert.c (convert_to_pointer): Update call to
21309 force_fit_type_double.
21310 * fold-const.c (force_fit_type_double): Remove overflowed_const
21312 (int_const_binop, fold_convert_const_int_from_int,
21313 fold_convert_const_int_from_real, fold_div_compare,
21314 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21315 fold_abs_const, fold_not_const): Remove the final argument from
21316 calls to force_fit_type_double.
21318 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21320 * configure.ac: Set insn to "nop" for spu-*-* also.
21321 * configure: Regenerate.
21323 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21325 * builtins.def : Add BUILT_IN_FREE.
21327 2007-01-12 Jan Hubicka <jh@suse.cz>
21329 PR tree-optimization/30443
21330 * tree-inline.c (tree_function_versioning): Do not optimize when
21331 cloning for inlining.
21333 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21335 * doc/loop.texi: Document recording of loop exits.
21336 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21337 (update_single_exits_after_duplication,
21338 update_single_exit_for_duplicated_loop,
21339 update_single_exit_for_duplicated_loops): Removed.
21340 (duplicate_loop_to_header_edge): Do not call
21341 update_single_exits_after_duplication and
21342 update_single_exit_for_duplicated_loops.
21343 (loop_version): Do not update single_exit information.
21344 (fix_loop_structure): Use record_loop_exits instead of
21345 mark_single_exit_loops.
21346 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21347 the lists of loop exits.
21348 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21349 split_edge, merge_blocks): Update the lists of loop exits.
21350 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21351 loop_optimizer_init.
21352 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21353 of mark_single_exit_loops.
21354 (loop_optimizer_finalize): Call release_recorded_exits.
21355 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21356 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21357 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21358 update single exit information.
21359 * lambda-code.c (perfect_nestify): Ditto.
21360 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21361 (mark_single_exit_loops): Removed.
21362 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21363 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21364 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21366 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21367 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21368 (verify_loop_structure): Verify consistency of the exit lists.
21369 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21370 (set_single_exit): Removed.
21371 * cfgloop.h (struct loop_exit): New function.
21372 (struct loop): single_exit_ field replaced by exits field.
21373 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21374 LOOPS_HAVE_RECORDED_EXITS.
21375 (struct loops): Added exits hash.
21376 (mark_single_exit_loops, set_single_exit): Declaration removed.
21377 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21381 * doc/invoke.texi: Avoid use of @headitem.
21383 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21385 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21387 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21389 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21392 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21393 Richard Sandiford <richard@codesourcery.com>
21395 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21396 * config/m68k/m68k.opt: Resort options.
21397 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21399 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21400 Richard Sandiford <richard@codesourcery.com>
21402 * doc/invoke.texi: Document the macros that are defined by
21403 m68k's -mtune and -mhard-float options.
21404 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21405 (m68k_cpp_cpu_family): Likewise.
21406 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21407 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21408 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21409 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21410 (m68k_cpp_cpu_family): Likewise.
21412 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21414 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21415 macros besides mc68000 as tuning macros. Use a switch statement
21416 to set them and mcpu32.
21418 2007-01-12 Julian Brown <julian@codesourcery.com>
21420 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21421 (TARGET_68040_ONLY): Rename to...
21422 (TARGET_68040): ...this.
21423 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21424 * config/m68k/m68k.md: Likewise.
21426 2007-01-12 Julian Brown <julian@codesourcery.com>
21427 Nathan Sidwell <nathan@codesourcery.com>
21428 Richard Sandiford <richard@codesourcery.com>
21430 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21431 the -mcpu= argument associated with the --with-cpu setting.
21432 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21433 if different from the one implied by the -mcpu setting.
21434 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21435 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21436 * doc/invoke.texi: Mention ColdFire in the introduction to the
21437 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21438 -mno-div and -mhard-float options. Make -m68881 a synonym for
21439 -mhard-float. Document the previously-undocumented -m5206e,
21440 -m528x, -m5307 and -m5407 options. Tweak the existing option
21441 documentation for consistency.
21442 * doc/install.texi: Mention new --with-cpu arguments.
21443 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21444 default CPU if neither -mcpu nor -march are specified.
21445 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21446 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21447 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21448 using m68k_tune to decide between families that implement the
21449 same ISA. Use m68k_tune to set __mcfv4e__.
21450 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21451 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21452 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21453 (FL_ISA_C, FL_ISA_MMU): New macros.
21454 (MASK_COLDFIRE): Delete.
21455 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21456 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21457 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21458 (TARGET_HARD_FLOAT): Do not define here.
21459 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21460 (TUNE_68000): New macro.
21461 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21462 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21463 (TUNE_CFV2): Redefine in terms of m68k_tune.
21464 (uarch_type, target_device, fpu_type): New enums.
21465 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21466 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21467 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21468 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21469 (FL_FOR_isa_c): New macros.
21470 (m68k_isa): New enum.
21471 (m68k_target_selection): New structure.
21472 (all_devices, all_isas, all_microarchs): New tables.
21473 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21474 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21475 (MASK_ALL_CPU_BITS): Delete.
21476 (m68k_find_selection): New function.
21477 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21478 Map the legacy target options to a combination of the new ones.
21479 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21480 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21481 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21483 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21484 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21486 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21487 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21488 * config/m68k/m68k-devices.def: New file.
21490 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21491 Nathan Sidwell <nathan@codesourcery.com>
21493 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21494 (SUBTARGET_EXTRA_SPECS): New macros.
21495 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21496 use %(asm_cpu_spec) instead.
21497 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21498 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21499 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21500 (EXTRA_SPECS): Rename to...
21501 (SUBTARGET_EXTRA_SPECS): ...this.
21503 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21504 Richard Sandiford <richard@codesourcery.com>
21505 Julian Brown <julian@codesourcery.com>
21507 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21508 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21509 to the configuration's default CPU.
21510 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21511 Remove default masks.
21512 (m680[012]0-*-*): Set the default with_cpu to the first part of
21514 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21515 (m68k*-*-linux): Extend the --with-cpu handling to...
21516 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21517 and m68010. Don't set target_cpu_default2.
21518 * doc/install.texi: Document --with-cpu for m68k.
21519 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21520 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21521 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21522 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21523 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21524 (ASM_SPEC): Remove use of %(asm_cpu_default).
21525 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21526 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21527 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21528 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21529 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21530 (TARGET_DEFAULT): Delete.
21531 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21532 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21533 (CPP_CPU_SPEC): Delete.
21534 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21535 the appropriate string.
21536 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21537 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21538 (ASM_SPEC): Don't use %(asm_default_spec).
21539 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21540 TARGET_DEFAULT and add MASK_68881.
21541 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21543 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21545 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21546 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21547 MASK_68010 alongside MASK_68020.
21548 * doc/invoke.texi: Document -m68010.
21549 * config/m68k/m68k.opt (m68010): New.
21550 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21552 (TUNE_68010): New macro.
21553 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21554 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21555 (M68K_CPU_m68332): Add MASK_68010.
21556 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21557 fallback definition.
21558 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21560 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21561 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21562 to all entries that use MASK_68020.
21563 (output_move_simode_const, output_move_himode, output_move_qimode)
21564 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21565 instead of TARGET_68020 to select clr behavior. Remove comment
21566 about there being no TARGET_68010.
21567 * config/m68k/m68k.md: Likewise throughout.
21569 2007-01-12 Julian Brown <julian@codesourcery.com>
21571 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21572 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21573 * config/m68k/m68k.md: Likewise.
21575 2007-01-12 Julian Brown <julian@codesourcery.com>
21577 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21578 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21580 2007-01-12 Julian Brown <julian@codesourcery.com>
21582 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21583 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21584 * config/m68k/m68k.md: Likewise.
21586 2007-01-12 Julian Brown <julian@codesourcery.com>
21587 Richard Sandiford <richard@codesourcery.com>
21589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21590 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21591 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21593 (TARGET_CPU32): Rename to...
21594 (TUNE_CPU32): ...this.
21595 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21596 (TUNE_CFV2): New macros.
21597 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21598 remove conditions that are implied by TARGET_68020.
21599 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21600 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21601 (m68k_output_function_epilogue): Likewise.
21602 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21603 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21604 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21605 non-68000 timings. Refactor multiplication and division costs.
21606 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21607 TUNE_CPU32 instead of TARGET_CPU32.
21608 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21609 and TUNE_68060 instead of TARGET_68060.
21610 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21611 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21613 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21614 && !TARGET_COLDFIRE" to choose between moveq and clr.
21615 Likewise in the unnamed movsf pattern.
21616 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21617 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21620 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21622 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21623 of tabbing before backslashes.
21625 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21627 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21628 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21629 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21631 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21633 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21634 find_interesting_uses_cond.
21635 (find_interesting_uses_cond): Use extract_cond_operands.
21636 (rewrite_use_compare): Use extract_cond_operands and
21637 force_gimple_operand_bsi. Do not call update_stmt.
21638 (determine_use_iv_cost_condition): Use extract_cond_operands.
21639 Return cheaper of using original bound and changing the exit bound.
21641 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21643 PR tree-optimization/29516
21644 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21645 most_expensive_mult_to_index, addr_to_parts,
21646 create_mem_ref, maybe_fold_tmr): Make the type of
21647 fields of TARGET_MEM_REF sizetype.
21648 (move_fixed_address_to_symbol, move_pointer_to_base):
21650 * tree.def (TARGET_MEM_REF): Add comment on types of
21653 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21655 * c-common.c (vector_types_convertible_p): Treat opaque types as
21656 always convertible if they have the same size, but not otherwise.
21658 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21660 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21661 Remove the b_unconditional field.
21662 (noce_try_sign_mask): Do not look at b_unconditional.
21663 (noce_process_if_block): Do not use merge_if_blocks. Update
21664 the CFG here. Do not set b_unconditional.
21665 (cond_move_process_if_block): Likewise.
21666 (find_cond_trap): Likewise.
21667 (check_cond_move_block): Require simple jump insns at the end
21668 of the basic block.
21670 2007-01-11 Jan Hubicka <jh@suse.cz>
21672 PR tree-optimization/1046
21673 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21674 when alias info is not ready.
21675 (pass_tail_recursion): Do not require aliasing.
21676 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21677 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21678 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21679 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21680 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21681 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21682 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21684 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21685 When aliasing is not build, mark statement as volatile.
21687 2007-01-11 Tom Tromey <tromey@redhat.com>
21689 PR preprocessor/15185, PR preprocessor/20989:
21690 * doc/cppopts.texi <-MT>: Update description of algorithm for
21691 computing default target.
21692 <-M, -MD>: Reword "basename" text.
21694 2007-01-11 Roger Sayle <roger@eyesopen.com>
21696 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21697 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21698 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21699 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21700 fold_builtin_bswap, real_constp, fold_builtin_pow,
21701 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21702 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21703 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21704 * convert.c (convert_to_pointer): Likewise.
21705 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21706 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21707 const_binop, fold_convert_const_int_from_int,
21708 fold_convert_const_int_from_real,
21709 fold_convert_const_real_from_real, sign_bit_p,
21710 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21711 fold_sign_changed_comparison, fold_unary, fold_comparison,
21712 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21713 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21714 * print-tree.c (print_node_brief, print_node): Likewise.
21715 * stor-layout.c (place_field, layout_type): Likewise.
21716 * tree-chrec.c (keep_cast): Likewise.
21717 * tree.c (build_vector, build_real, build_real_from_int_cst,
21718 build_complex): Likewise.
21720 2007-01-11 Roger Sayle <roger@eyesopen.com>
21722 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21723 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21725 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21727 * configure.ac (strict1_warn): Rename to strict_warn.
21728 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21729 cc_set_by_configure, quoted_cc_set_by_configure,
21730 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21731 all_boot_languages, all_stagestuff): Remove.
21732 (target_list): Remove bootstrap targets.
21733 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21734 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21735 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21736 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21737 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21738 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21739 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21740 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21741 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21742 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21743 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21744 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21745 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21746 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21747 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21748 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21749 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21750 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21751 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21752 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21753 (mostlyclean): Adjust.
21754 (clean, distclean): Don't mention bootstrap stuff.
21755 * configure: Regenerate.
21756 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21757 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21758 treelang/config-lang.in (stagestuff): Remove.
21759 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21760 stageprofile, stagefeedback, stagestuff): Remove mention.
21762 2007-01-11 Nick Clifton <nickc@redhat.com>
21764 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21766 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21767 (mcore_arith_K_S_operand): Run the test for the S constraint not
21768 the test for the M constraint.
21769 (mcore_addsub_operand): Do not accept integer values that are
21770 larger than 32 bits.
21771 * config/mcore/mcore.md: Remove unused constraints from split.
21772 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21773 (addsi3): Likewise.
21774 (allocate_stack): Likewise.
21775 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21776 operands to 32 bits.
21777 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21779 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21780 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21781 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21782 mcore_output_bclri, mcore_output_andn, output_inline_const,
21783 mcore_output_move, mcore_output_movedouble): Likewise.
21784 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21785 (output_inline_const): Likewise.
21786 (output_inline_const): Fix format strings used in sprintf
21788 * config/mcore/mcore-protos.h: Update prototypes for changed
21789 functions in mcore.c.
21790 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21791 HOST_WIDE_INT and not int.
21792 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21793 CONST_OK_FOR_N): Likewise.
21794 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21795 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21798 2007-01-10 Jan Hubicka <jh@suse.cz>
21800 * tree-vrp.c (remove_range_assertions): Release defs.
21801 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21802 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21804 2007-01-10 Paul Brook <paul@codesourcery.com>
21806 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21807 * config/arm/arm.md (mulsi3subsi): New insn.
21809 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21811 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21812 (tree_transform_and_unroll_loop): New.
21813 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21816 2007-01-10 Robert Kennedy <jimbob@google.com>
21818 * fold-const.c (fold_comparison): Fold comparisons like (x *
21819 1000 < 0) to (x < 0).
21821 2007-01-10 Ian Lance Taylor <iant@google.com>
21823 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21824 operands have the same priority.
21826 2007-01-10 Tom Tromey <tromey@redhat.com>
21828 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21829 (fold_binary): Likewise.
21830 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21831 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21832 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21833 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21834 * langhooks.h (struct lang_hooks): Removed field
21835 'can_use_bit_fields_p'.
21837 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21839 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21841 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21843 * function.c (get_last_funcdef_no): New function.
21844 * function.h (get_last_funcdef_no): Declare.
21845 * tree-inline.c (initialize_cfun): Add initialization.
21846 (tree_function_versioning): Cleanup.
21848 2007-01-10 Jan Hubicka <jh@suse.cz>
21850 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21853 2007-01-10 Sa Liu <saliu@de.ibm.com>
21854 Ben Elliston <bje@au.ibm.com>
21856 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21857 for SAVE_NONLOCAL and Pmode for any other save level.
21858 * spu-protos.h (spu_restore_stack_block): Declare.
21859 * spu.md (save_stack_block): Remove.
21860 (restore_stack_block): Call spu_restore_stack_block.
21861 * spu.c (spu_restore_stack_block): New function.
21862 (spu_expand_epilogue): Remove old comment.
21864 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21866 PR tree-optimization/30322
21867 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21868 (cand_value_at): Return the value as aff_tree.
21869 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21870 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21871 aff_combination_mult): New functions.
21872 (aff_combination_add): Use aff_combination_add_cst.
21873 (aff_combination_convert): Allow conversions to a wider type.
21874 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21875 * tree-affine.h (aff_combination_mult): Declare.
21877 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21879 * doc/tm.texi: Update documentation to reflect reality of exec
21880 and start file search behaviours. Update copyright year.
21881 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21882 header file directories.
21884 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21886 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21887 (*cosxf2): Rename to cosxf2_i387.
21888 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21889 using X87MODEF12 mode macro. Rename patterns to
21890 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21892 (*cosdf2, *cossf2): Ditto.
21893 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21894 to match extended input operands.
21895 (sincos<mode>3): New expander.
21896 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21897 insn patterns and corresponding splitters.
21899 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21901 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21902 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21904 2007-01-09 Nicolas Pitre <nico@cam.org>
21907 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21909 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21911 * target.h (struct gcc_target): New field library_rtti_comdat.
21912 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21913 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21914 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21915 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21917 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21919 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21921 2007-01-08 Richard Guenther <rguenther@suse.de>
21923 * tree.h (force_fit_type_double): Export.
21924 (force_fit_type): Remove.
21925 * fold-const.c (force_fit_type_double): New function.
21926 (force_fit_type): Remove.
21927 (int_const_binop): Use it.
21928 (fold_convert_const_int_from_int): Likewise.
21929 (fold_convert_const_int_from_real): Likewise.
21930 (fold_div_compare): Likewise.
21931 (fold_sign_changed_comparison): Likewise.
21932 (fold_unary): Likewise.
21933 (fold_negate_const): Likewise.
21934 (fold_abs_const): Likewise.
21935 (fold_not_const): Likewise.
21936 * c-common.c (shorten_compare): Use force_fit_type_double.
21937 * convert.c (convert_to_pointer): Likewise.
21939 2007-01-08 Richard Guenther <rguenther@suse.de>
21941 * tree.h (build_int_cst_wide_type): Export.
21942 * tree.c (build_int_cst_wide_type): New function.
21943 (build_int_cst_wide): Fix comment.
21944 * builtins.c (fold_builtin_object_size): Use build_int_cst
21945 to build -1 or 0 of the correct type. Use fit_double_type
21946 to check for overflow.
21947 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21949 (decode_field_reference): Likewise.
21950 (all_ones_mask_p): Likewise.
21951 (native_interpret_int): Use build_int_cst_wide_type.
21952 (fold_binary): Use build_int_cst_type to build an all-ones
21954 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21956 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21958 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21960 2007-01-09 Ben Elliston <bje@au.ibm.com>
21962 * genautomata.c (STATS_OPTION): New option.
21963 (stats_flag): New flag.
21964 (gen_automata_option): Handle it.
21965 (initiate_automaton_gen): Ditto.
21966 (write_automata): Output statistics only if stats_flag is
21967 set. Likewise, output time statistics only if time_flag is set.
21968 * doc/md.texi (Processor pipeline description): Document new flag.
21970 2007-01-08 Richard Guenther <rguenther@suse.de>
21972 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21973 * tree.c (build_int_cst_type): Likewise.
21974 (size_in_bytes): Don't call force_fit_type on the result.
21975 (int_fits_type_p): Use fit_double_type.
21976 * fold-const.c (fit_double_type): New function.
21977 (force_fit_type): Use it.
21978 * tree.h (fit_double_type): Export.
21980 2007-01-08 Jan Hubicka <jh@suse.cz>
21982 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
21983 * ipa.c (function_and_variable_visibility): Fix return type.
21985 2007-01-08 Richard Guenther <rguenther@suse.de>
21987 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
21988 of offset to build the index.
21989 * tree-pretty-print.c (dump_generic_node): Don't build negated
21990 const just for printing.
21991 * c-pretty-print.c (pp_c_integer_constant): Likewise.
21992 * builtins.c (fold_builtin_int_roundingfn): Check if result
21993 fits the type by using force_fit_type and comparing the result.
21994 * predict.c (predict_loops): Use compare_tree_int for comparison.
21995 * tree.c (build_int_cst): Fall back to integer_type_node for
21997 (build_int_cst_wide): Assert type is non-null.
21999 2007-01-08 Roberto Costa <roberto.costa@st.com>
22001 * tree-vrp.c (extract_range_from_cond_expr): New.
22002 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22003 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22005 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22006 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22007 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22008 used as expressions.
22009 * tree-object-size.c (cond_expr_object_size): New.
22010 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22012 2007-01-08 Jan Hubicka <jh@suse.cz>
22014 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22015 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22018 2007-01-08 Richard Guenther <rguenther@suse.de>
22020 PR tree-optimization/23603
22021 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22022 (extract_range_from_binary): Fall back to truthvalue instead of
22023 varying for TRUTH_*_EXPR.
22024 (extract_range_from_comparison): Fall back to truthvalue instead of
22026 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22027 if all visited PHI values were constant.
22029 2007-01-08 Jan Hubicka <jh@suse.cz>
22031 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22032 (cgraph_analyze_function): break out from ...
22033 (cgraph_finalize_compilation_unit): ... here.
22034 (cgraph_expand_function): Remove forgoten commented out line.
22035 (cgraph_optimize): Analyze functions.
22037 2007-01-08 Jan Hubicka <jh@suse.cz>
22039 * tree-pas.h (TODO_remove_function): New flag.
22040 (TODO_update*): Renumber.
22041 (pass_ipa_increase_alignment,
22042 pass_ipa_function_and_variable_visibility): New passes.
22043 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22044 (cgraph_function_and_variable_visibility): Move to ipa.c
22045 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22046 cgraph_increase_alignment.
22047 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22048 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22049 calling tree-inline.
22050 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22051 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22052 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22053 (gate_increase_alignment): New function.
22054 (pass_ipa_increase_alignment): New pass.
22055 * ipa.c: Inline tree-pass.h and timevar.h
22056 (function_and_variable_visibility): Move here from cgraphunit.c
22057 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22058 * passes.c (init_optimization_passes): Add the two new passes.
22059 (execute_todo): Handle cgraph_remove_functions.
22061 2007-01-08 Nick Clifton <nickc@redhat.com>
22063 * config/frv/predicates.md (reg_or_0_operand): Accept
22066 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22068 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22069 * config.gcc: Add bfin*-rtems*.
22071 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22073 * c.opt: Add -flax-vector-conversions.
22074 * c-typeck.c (convert_for_assignment): Pass flag to
22075 vector_types_convertible_p to allow emission of note.
22076 (digest_init): Likewise.
22077 * c-opts.c: Handle -flax-vector-conversions.
22078 * c-common.c (flag_lax_vector_conversions): New.
22079 (vector_types_convertible_p): Unless -flax-vector conversions
22080 has been passed, disallow conversions between vectors with
22081 differing numbers of subparts and/or element types. If such
22082 a conversion is disallowed, possibly emit a note on the first
22083 occasion only to inform the user of -flax-vector-conversions.
22084 The new last argument specifies this.
22085 * c-common.h (flag_lax_vector_conversions): New.
22086 (vector_types_convertible_p): Add extra argument.
22087 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22088 char_type_node for V*QI type vectors.
22089 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22090 Update to satisfy new typechecking rules.
22091 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22092 C and C++ variants.
22093 * doc/invoke.texi (C Dialect Options): Document
22094 -flax-vector-conversions.
22096 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22098 PR tree-optimization/29877
22099 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22100 a register variable on the RHS to not be replaceable.
22102 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22103 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22104 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22105 const_simm15, const_pow2, const_npow2): Added.
22106 * config/score/misc.md (insv, extv, extzv, movmemsi,
22107 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22108 * config/score/score.c (score_address_cost, score_select_cc_mode):
22110 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22111 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22112 Update score_print_operand.
22113 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22114 Adjust register allocate order and update some macro define.
22115 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22116 mdx_block_move_straight, mdx_block_move_loop_head,
22117 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22118 mdx_block_move_loop, mdx_block_move): Added.
22119 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22120 mdp_limm): Updated and fix some bug and typo.
22121 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22122 (movsf, movdf, doloop_end): Added.
22124 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22126 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22127 config/arm/thumb2.md: Fix comment typos.
22128 * doc/extend.texi: Fix a typo.
22130 2007-01-07 Eric Christopher <echristo@apple.com>
22132 * configure.ac: Check for __stack_chk_fail for darwin.
22133 * configure: Regenerate.
22135 2007-01-07 Richard Guenther <rguenther@suse.de>
22137 * tree-vrp.c (extract_range_from_assert): CSE calls to
22138 compare_values where possible.
22139 (extract_range_from_unary_expr): Likewise.
22141 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22143 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22144 * config/avr/avr.c (call_insn_operand): Delete function.
22145 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22146 instead of register number. Use predicates.
22147 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22148 call_insn_operand): Add.
22150 2007-01-06 Jan Hubicka <jh@suse.cz>
22152 * tree-pass.h (pass_build_cgraph_edges): Declare.
22153 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22154 (visited_nodes): Remove.
22155 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22156 build_cgrpah_edges; make visited_nodes local.
22157 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22158 (record_references_in_initializer): Move to cgraphbuild.c
22159 (initialize_inline_failed, rebuild_cgraph_edges,
22160 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22161 (verify_cgraph_node): Make visited_nodes local.
22162 (cgraph_analyze_function): Do not call cgraph_create_edges and
22163 initialize_inline_failed.
22164 (cgraph_expand_function): Do not call cgraph_lower_function;
22165 assert that function is already lowered.
22166 * Makefile.in (cgraphbuild.o): New.
22167 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22168 at the end of lowering passes.
22170 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22172 * ifcvt.c (cond_move_convert_if_block): New function, code
22173 factored out from...
22174 (cond_move_process_if_block): ...here. Call the new function
22175 on the THEN and ELSE blocks.
22176 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22177 already takes care of this.
22179 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22182 * tree.h (TREE_OVERFLOW_P): New.
22183 * c-typeck.c (parser_build_unary_op): Warn only if result
22184 overflowed and operands did not.
22185 (parser_build_binary_op): Likewise.
22186 (convert_for_assignment): Remove redundant overflow_warning.
22187 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22189 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22191 * c-typeck.c (store_init_value): Split over two lines to follow
22192 the GNU coding style.
22194 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22196 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22197 __GXX_EXPERIMENTAL_CXX0X__.
22198 * doc/cpp.texi: Same.
22200 2007-01-05 Richard Guenther <rguenther@suse.de>
22202 PR middle-end/27826
22203 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22204 with mismatched types. Instead explicitly build a
22205 conversion NOP_EXPR.
22207 2007-01-05 Ian Lance Taylor <iant@google.com>
22209 * c-common.c (decl_with_nonnull_addr_p): New function.
22210 (c_common_truthvalue_conversion): Call it.
22211 * c-typeck.c (build_binary_op): Likewise.
22212 * c-common.h (decl_with_nonnull_addr_p): Declare.
22214 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22217 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22220 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22222 * doc/install.texi (Final install): Document the fact that
22223 the GNAT runtime should not be stripped.
22225 2007-01-04 Jan Hubicka <jh@suse.cz>
22227 * tree-inline.c (fold_marked_statements): Update operand caches
22228 and EH after folding
22230 2007-01-04 Ian Lance Taylor <iant@google.com>
22232 * c-common.c (check_function_nonnull): Whitespace fix.
22234 2007-01-04 Jan Hubicka <jh@suse.cz>
22236 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22237 comitted older version of patch.
22238 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22239 function, celanup cfg and collect garbage.
22241 2007-01-04 Mike Stump <mrs@apple.com>
22243 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22246 2007-01-04 Eric Christopher <echristo@apple.com>
22248 * libgcc2.c (__bswapsi2): Use SItype.
22249 (__bswapdi2): Use DItype.
22250 * libgcc2.h: Update for above.
22252 2007-01-04 Paul Brook <paul@codesourcery.com>
22254 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22255 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22256 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22257 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22258 umulsi3_highpart): Make conditional on !arm_arch6.
22259 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22260 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22261 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22262 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22263 umulsi3_highpart_v6): New insns.
22265 2007-01-04 Roger Sayle <roger@eyesopen.com>
22267 * fold-const.c (fold_convert): When casting an expression to void,
22268 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22269 have a type. Instead of attempting to build a NOP_EXPR, return
22270 these "special" trees directly.
22272 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22274 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22275 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22276 rs6000_cost->fp not 0 as adjustment for outer NEG.
22278 2007-01-04 Jan Hubicka <jh@suse.cz>
22280 * cgraph.c (cgraph_release_function_body): New function.
22281 (cgraph_remove_node): Use it.
22282 * cgraph.h (cgraph_release_function_body): Declare.
22283 * cgraphunit.c (cgraph_expand_function): Use it.
22284 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22285 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22286 is initialized and while compilation of other function is running.
22287 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22288 statement CFG annotations from here to ...
22289 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22291 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22293 * cfgloop.h (enum li_flags): Make the constants powers of two.
22295 2007-01-04 Jan Hubicka <jh@suse.cz>
22297 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22299 (fold_marked_statements): New function.
22300 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22301 * tree-inline.h (copy_body_data): Add statements_to_fold.
22303 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22305 * config.gcc: Mention libgcc/config.host.
22306 * Makefile.in: Update comments mentioning libgcc.
22307 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22308 (all.cross, start.encap, rest.encap, rest.cross): Update
22309 dependencies for libgcc move.
22310 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22311 (clean-target, clean-target-libgcc): Delete.
22312 (srcdirify, GCC_EXTRA_PARTS): New macros.
22313 (libgcc-support, libgcc.mvars): New rules.
22314 (distclean): Remove mention of mklibgcc.
22315 (install): Don't reference INSTALL_LIBGCC.
22316 (install-common): Don't reference EXTRA_PARTS.
22317 (install-libgcc, install-multilib): Delete rules.
22318 * mklibgcc.in: Delete file.
22319 * doc/configfiles.texi: Don't mention mklibgcc.
22321 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22322 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22323 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22324 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22325 (mklibgcc, ldblspecs): Likewise.
22327 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22328 (posixpre.def): Use $(T).
22329 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22330 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22331 (SHLIB_LINK): Make dummy.
22332 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22334 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22336 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22337 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22338 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22339 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22341 * configure.ac (all_outputs): Remove mklibgcc.
22342 * configure: Regenerated.
22344 2007-01-03 Josh Conner <jconner@apple.com>
22346 PR middle-end/29683
22347 * calls.c (compute_argument_addresses): Set stack and stack_slot
22348 for partial args, too.
22349 (store_one_arg): Use locate.size.constant for the size when
22350 generating a save_area.
22352 2007-01-03 Robert Kennedy <jimbob@google.com>
22354 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22355 whose definitions are deleted due to basic block merging.
22357 2007-01-03 Paul Brook <paul@codesourcery.com>
22360 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22362 (use_return_insn): Return 0 for Thumb interrupt functions.
22363 (print_multi_reg): Add rfe argument for IRQ returns.
22364 (arm_output_epilogue): Pop interrupt return address directly into PC.
22365 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22367 2007-01-03 Paul Brook <paul@codesourcery.com>
22369 Merge from sourcerygxx-4_1.
22370 * config/arm/thumb2.md: New file.
22371 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22373 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22374 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22375 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22376 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22378 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22379 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22381 * config/arm/ieee754-sf.S: Ditto.
22382 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22383 (thumb1_base_register_rtx_p): ... to this.
22384 (thumb_index_register_rtx_p): Rename...
22385 (thumb1_index_register_rtx_p): ... to this.
22386 (thumb_output_function_prologue): Rename...
22387 (thumb1_output_function_prologue): ... to this.
22388 (thumb_legitimate_address_p): Rename...
22389 (thumb1_legitimate_address_p): ... to this.
22390 (thumb_rtx_costs): Rename...
22391 (thumb1_rtx_costs): ... to this.
22392 (thumb_compute_save_reg_mask): Rename...
22393 (thumb1_compute_save_reg_mask): ... to this.
22394 (thumb_final_prescan_insn): Rename...
22395 (thumb1_final_prescan_insn): ... to this.
22396 (thumb_expand_epilogue): Rename...
22397 (thumb1_expand_epilogue): ... to this.
22398 (arm_unwind_emit_stm): Rename...
22399 (arm_unwind_emit_sequence): ... to this.
22400 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22401 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22402 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22403 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22404 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22405 thumb2_output_casesi): New functions.
22406 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22407 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22408 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22409 THUMB2_WORK_REGS): Define.
22410 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22411 arm_condexec_mask, arm_condexec_masklen)): New variables.
22412 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22413 (arm_override_options): Check new CPU capabilities.
22414 Set new architecture flag variables.
22415 (arm_isr_value): Handle v7m interrupt functions.
22416 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22418 (const_ok_for_arm): Handle Thumb-2 constants.
22419 (arm_gen_constant): Ditto. Use movw when available.
22420 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22422 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22423 (thumb_find_work_register, arm_load_pic_register,
22424 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22425 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22426 print_multi_reg, output_mov_long_double_fpa_from_arm,
22427 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22428 output_mov_double_fpa_from_arm, output_move_double,
22429 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22430 output_return_instruction, arm_output_function_prologue,
22431 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22432 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22433 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22434 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22435 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22436 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22438 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22439 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22440 (arm_file_start): Output directive for unified syntax.
22441 (arm_unwind_emit_set): Handle stack alignment instruction.
22442 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22443 Add v6t2, v7, v7a, v7r and v7m.
22444 (RETLDM): Add Thumb-2 code.
22445 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22446 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22447 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22448 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22449 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22450 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22451 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22452 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22453 ADJUST_INSN_LENGTH): Define.
22454 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22455 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22456 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22457 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22458 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22459 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22460 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22461 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22462 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22463 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22464 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22465 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22466 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22467 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22468 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22469 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22470 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22472 * config/arm/arm-tune.md: Regenerate.
22473 * config/arm/arm-protos.h: Update prototypes.
22474 * config/arm/vfp.md: Enable patterns for Thumb-2.
22475 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22476 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22477 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22478 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22479 * config/arm/libunwind.S: Add Thumb-2 code.
22480 * config/arm/constraints.md: Update include Thumb-2.
22481 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22482 * config/arm/ieee754-df.S: Ditto.
22483 * config/arm/bpabi.S: Ditto.
22484 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22485 * config/arm/predicates.md (low_register_operand,
22486 low_reg_or_int_operand, thumb_16bit_operator): New.
22487 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22488 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22489 * config/arm/t-arm-elf: Add armv7 multilib.
22490 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22492 (UNSPEC_STACK_ALIGN, ce_count): New.
22493 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22494 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22496 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22497 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22498 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22499 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22500 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22501 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22503 * doc/extend.texi: Document ARMv7-M interrupt functions.
22504 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22506 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22508 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22509 (struct _Unwind_Context): Rename args_size to flags, remove
22510 signal_frame field, add a new args_size field and version field.
22511 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22512 _Unwind_IsExtendedContext): New inline functions.
22513 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22514 Assume by_value array is only present if _Unwind_IsExtendedContext.
22515 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22516 _Unwind_IsSignalFrame.
22517 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22518 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22519 (uw_init_context_1): Initialize context->flags to
22520 EXTENDED_CONTEXT_BIT.
22521 * config/rs6000/linux-unwind.h (frob_update_context): Use
22522 _Unwind_SetSignalFrame.
22524 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22526 PR middle-end/30353
22527 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22528 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22531 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22533 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22534 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22535 RET, AT_SP): Remove.
22536 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22539 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22540 * cfgbuild.c (find_basic_blocks): Likewise.
22541 * cfgrtl.c (rtl_create_basic_block): Likewise.
22542 * function.c (temp_slots_at_level): Likewise.
22543 * reg-stack.c (stack_regs_mentioned): Likewise.
22544 * regclass.c (allocate_reg_info): Likewise.
22545 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22546 set_bb_for_stmt, move_block_to_fn): Likewise.
22547 * tree-complex.c (tree_lower_complex): Likewise.
22548 * vec.h (VEC_safe_grow_cleared): New.
22550 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22552 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22554 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22555 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22557 * cfgloopmanip.c (scale_loop_frequencies): Export.
22558 (loopify): Scale the frequencies by prescribed coefficients.
22559 (set_zero_probability): New function.
22560 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22561 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22562 and frequencies according to arguments.
22563 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22565 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22566 * modulo-sched.c (sms_schedule): Set probabilities for entering
22567 versioned loop correctly.
22568 * tree-vect-transform.c (vect_transform_loop): Ditto.
22569 * cfgloop.h (loopify, loop_version): Declaration changed.
22570 (scale_loop_frequencies): Declared.
22572 2007-01-02 Jan Hubicka <jh@suse.cz>
22574 * cgraph.c: Include tree-flow.h
22575 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22576 early_local_passes.
22577 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22578 * tree-pass.h (pass_all_early_optimizations): Declare.
22579 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22580 early_local_passes.
22581 (cgraph_analyze_function): Do early_local_passes.
22582 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22583 Do not add referenced vars.
22584 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22586 (gate_all_early_local_passes): New gate.
22587 (pass_early_local_passes): Use new gate.
22588 (execute_early_local_optimizations): New functions.
22589 (gate_all_early_optimizations): New gate.
22590 (pass_all_early_optimizations): New pass.
22591 (execute_free_datastructures): Free SSA only when initialized.
22592 (gate_init_datastructures): Init only when optimizing.
22593 (tree_lowering_passes): Do early local passes when called late.
22594 * tree-profile.c (do_tree_profiling): Don't profile functions added
22596 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22597 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22599 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22600 during early_local_passes.
22601 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22604 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22606 * Makefile.in: Update copyright year.
22608 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22610 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22611 in $(lang_checks) and check-consistency targets.
22613 2007-01-02 Jan Hubicka <jh@suse.cz>
22615 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22616 Do not add referenced vars.
22617 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22619 * passes.c (init_optimization_passes): Put mudflap_2 after
22620 free_datastructures.
22622 2007-01-02 Jan Hubicka <jh@suse.cz>
22624 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22625 Set NOTHROW flag on call statements proved to be nothrow.
22626 Update statement of local calls so new pure/const functions are
22627 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22629 (tree_rest_of_compilation): Register hooks and initialize bitmap
22630 early. Do not set after_inlining flag.
22632 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22634 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22635 HOST_BITS_PER_LONGLONG
22637 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22640 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22641 warning for non-static initializers.
22643 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22645 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22646 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22647 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22648 Always use set_unique_reg_note to add REG_EQUAL notes.
22650 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22653 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22655 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22656 * cfgbuild.c (find_basic_blocks): Likewise.
22657 * cfgrtl.c (rtl_create_basic_block): Likewise.
22658 * function.c (temp_slots_at_level): Likewise.
22659 * reg-stack.c (stack_regs_mentioned): Likewise.
22660 * regclass.c (allocate_reg_info): Likewise.
22661 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22662 set_bb_for_stmt, move_block_to_fn): Likewise.
22663 * tree-complex.c (tree_lower_complex): Likewise.
22664 * vec.h (VEC_safe_grow_cleared): New.
22666 2007-01-02 Ian Lance Taylor <iant@google.com>
22668 * c-common.c (c_common_truthvalue_conversion): When warning about
22669 using an assignment as a truth value, set TREE_NO_WARNING.
22671 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22674 * c.opt (Wold-style-declaration): New.
22675 * doc/invoke.texi (C-only Warning Options): New.
22676 (Wold-style-declaration): Document it.
22677 (Wextra): Enabled by -Wextra.
22678 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22679 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22680 -Wold-style-declaration.
22682 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22684 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22685 * cfgbuild.c (find_basic_blocks): Likewise.
22686 * cfgrtl.c (rtl_create_basic_block): Likewise.
22687 * function.c (temp_slots_at_level): Likewise.
22688 * reg-stack.c (stack_regs_mentioned): Likewise.
22689 * regclass.c (allocate_reg_info): Likewise.
22690 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22691 set_bb_for_stmt, move_block_to_fn): Likewise.
22692 * tree-complex.c (tree_lower_complex): Likewise.
22693 * vec.h (VEC_safe_grow_cleared): New.
22695 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22697 * c-common.c (c_common_nodes_and_builtins): Since variants of
22698 void_type_node get built before it is given a name, we need to
22699 give those variants the name, too.
22700 (complete_array_type): We need to work with the canonical main
22701 type of the array, from which we will build the qualified version.
22702 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22703 * print-tree.c (print_node): Display canonical type information
22705 * stor-layout.c (layout_type): When we don't know the
22706 alignment of a type for which we're building an array, we end up
22707 guessing wrong, so make the type require structural equality.
22708 * tree.c (make_node_stat): When we build a new type, it is its
22709 own canonical type.
22710 (build_type_attribute_qual_variant): When building an attribute
22711 variant, its canonical type is the non-attribute variant. However,
22712 if the attributes are target-dependent and they differ, we need to
22713 use structural equality checks for this type.
22714 (build_qualified_type): A qualified type is not equivalent to its
22715 unqualified variant; set the canonical type appropriately.
22716 (build_distinct_type_copy): When building a distinct type from
22717 another type, the new type is its own canonical type.
22718 (build_variant_type_copy): When building a new type variant, we
22719 assume that it is equivalent to the original type.
22720 (build_pointer_type_for_mode): When building a pointer type, also
22721 build a canonical type pointer.
22722 (build_reference_type_for_mode): When building a reference type,
22723 also build a canonical type reference.
22724 (build_index_type): When we can't hash an index type (e.g.,
22725 because its maximum value is negative), the index type requires
22726 structural equality tests.
22727 (build_array_type): Build the canonical form of an array type.
22728 (build_function_type): Function types require structural equality,
22729 because they contain default arguments, attributes, etc.
22730 (build_method_type_directly): Ditto for method types.
22731 (build_offset_type): Build the canonical offset type.
22732 (build_complex_type): Build the canonical vector type.
22733 (make_vector_type): Build the canonical vector type.
22734 * tree.h (TYPE_CANONICAL): New.
22735 (TYPE_STRUCTURAL_EQUALITY_P): New.
22736 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22737 (struct tree_type): Added "canonical" field.
22738 * params.h (VERIFY_CANONICAL_TYPES): New.
22739 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22740 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22741 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22742 * doc/invoke.texi (verify-canonical-types): Document --param
22743 parameter for verifying canonical types.
22745 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22747 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22748 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22749 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22750 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22752 * config/rs6000/e500.h: New.
22753 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22754 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22756 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22757 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22758 TARGET_E500_DOUBLE): Remove.
22759 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22760 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22761 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22762 * config/rs6000/rs6000.c (rs6000_override_options): Use
22763 CHECK_E500_OPTIONS.
22765 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22767 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22768 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22769 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22770 rs6000_emit_cmove): Don't check TARGET_E500.
22771 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22772 sordered): Don't check TARGET_E500.
22774 2007-01-01 Eric Christopher <echristo@apple.com>
22776 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22777 HARD_REGISTER_NUM_P.
22779 2007-01-01 Roger Sayle <roger@eyesopen.com>
22781 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22782 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22783 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22786 2007-01-01 Mike Stump <mrs@apple.com>
22788 * configure.ac: Remove support for building with Apple's gcc-3.1.
22790 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22792 PR middle-end/30311
22793 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22794 REG is a hard register. Do not modify REG before calling
22796 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22797 multiple of the size of YMODE for certain lowpart cases.
22799 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22801 PR middle-end/30253
22802 * gimplify (voidify_wrapper_expr): Update for
22803 GIMPLE_MODIFY_STMT.
22805 2007-01-01 Andreas Schwab <schwab@suse.de>
22808 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22809 save of BR0 in extra_spill_size instead of spill_size.
22810 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22812 (ia64_expand_epilogue): Restore BR0 from its new location.
22814 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22816 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22817 Use a temporary variable if the left hand side is not a gimple
22820 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22822 * gimplify.c (gimplify_return_expr): Make the temporary variable
22823 for the return expression, a gimple register variable.
22825 2007-01-01 Jan Hubicka <jh@suse.cz>
22827 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22830 2007-01-01 Mike Stump <mrs@apple.com>
22832 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22834 * config/darwin.c (machopic_select_rtx_section): Use
22835 HAVE_GAS_LITERAL16.
22836 (darwin_mergeable_constant_section): Likewise.
22837 * configure: Regenerate.
22838 * config.in: Regenerate.
22840 2007-01-01 Jan Hubicka <jh@suse.cz>
22841 Andrew Pinski <pinskia@gmail.com>
22843 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22844 before starting IPA passes.