1 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6 (*<addsub><mode>3_cc_overflow): New.
7 (*add<mode>3_cconly_overflow): New.
8 (*sub<mode>3_cconly_overflow): New.
9 (*<addsub>si3_zext_cc_overflow): New.
10 * config/i386/predicates.md (fcmov_comparison_operator): Accept
11 CCCmode for LTU, GTU, LEU and GEU.
12 (ix86_comparison_operator): Likewise.
13 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
14 * gcc/config/i386/i386.c (put_condition_code): Support CCCmode.
15 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
18 2007-08-14 Andrew Pinski <pinskia@gmail.com>
21 * c-typeck.c (build_binary_op): Disallow vector float types with
22 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
24 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
26 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
27 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
28 (dep_def): New typedef.
29 (init_dep_1, sd_debug_dep): Declare functions.
30 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
31 (debug_dep_links): Remove.
32 (struct _deps_list): New field 'n_links'.
33 (DEPS_LIST_N_LINKS): New macro.
34 (FOR_EACH_DEP_LINK): Remove.
35 (create_deps_list, free_deps_list, delete_deps_list): Remove
37 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
38 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
39 (copy_deps_list_change_con, move_dep_link): Ditto.
40 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
41 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
43 (INSN_BACK_DEPS): Remove.
44 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
46 (INSN_DEP_COUNT): Remove.
47 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
48 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
49 Declare global variables.
50 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
51 (add_forw_dep, compute_forward_dependences): Remove declarations.
52 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
53 (add_back_forw_dep, delete_back_forw_dep): Ditto.
54 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
56 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
58 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
59 (sd_list_types_def): New typedef.
60 (sd_next_list): Declare function.
61 (struct _sd_iterator): New type.
62 (sd_iterator_def): New typedef.
63 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
65 (FOR_EACH_DEP): New cycle wrapper.
66 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
68 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
69 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
72 * sched-deps.c (init_dep_1): Make global.
73 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
75 (dump_dep): New static function.
76 (dump_dep_flags): New static variable.
77 (sd_debug_dep): New function.
78 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
80 (move_dep_link): Use remove_from_deps_list (), instead of
82 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
83 (dep_link_is_detached_p): New static function.
84 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
86 (dn_pool, dl_pool): New alloc_pools.
87 (dn_pool_diff, dl_pool_diff): New static variables.
88 (create_dep_node, delete_dep_node): New static function.
89 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
90 (deps_list_empty_p): Make it static. Use 'n_links' field.
91 (deps_pools_are_empty_p): New static function.
92 (alloc_deps_list, delete_deps_list): Remove.
93 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
94 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
95 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
96 (forward_dependency_cache): Remove.
97 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
98 'back' from the names. Change signature to use dep_t instead of
100 (add_back_dep): Ditto. Make global.
101 (check_dep_status): Rename to check_dep ().
102 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
104 (sd_finish_insn): Ditto.
105 (sd_find_dep_between_no_cache): New static function.
106 (sd_find_dep_between): New function.
107 (ask_dependency_caches, set_dependency_caches): New static functions.
108 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
109 (add_or_update_dep_1): Separate pieces of functionality into
110 ask_dependency_caches (), update_dependency_caches (),
111 change_spec_dep_to_hard (), update_dep ().
112 (get_back_and_forw_lists): New static function.
113 (sd_add_dep): Separate setting of dependency caches into
114 set_dependency_caches ().
115 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
117 (sd_delete_dep): Ditto.
118 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
119 (dump_lists): New static function.
120 (sd_debug_lists): New debug function.
121 (delete_all_dependences, fixup_sched_groups): Update to use
123 (sched_analyze_2): Create data-speculative dependency only if
124 data-speculation is enabled.
125 (sched_analyze_insn): If insn cannot be speculative, make all its
126 dependencies non-speculative.
127 (sched_analyze): Use sd_init_insn ().
128 (add_forw_dep, compute_forward_dependencies): Remove.
129 (delete_dep_nodes_in_back_deps): New static function.
130 (sched_free_deps): New function.
131 (init_dependency_caches): Init alloc_pools.
132 (extend_depedency_caches): Update after removing of
133 forward_dependency_cache.
134 (free_dependency_caches): Ditto. Free alloc_pools.
135 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
136 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
138 (add_back_forw_dep, delete_back_forw_dep): Ditto.
139 (add_dependence): Use init_dep ().
140 (get_dep_weak_1): New static function.
141 (get_dep_weak): Move logic to get_dep_weak_1 ().
142 (dump_ds): New static function moved from haifa-sched.c:
143 debug_spec_status ().
144 (debug_ds): New debug function.
145 (check_dep_status): Rename to check_dep (). Update to check whole
148 * haifa-sched.c (spec_info): Make global.
149 (added_recovery_block_p): Rename to
150 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
151 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
152 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
153 to use new interfaces.
154 (ok_for_early_queue_removal): Ditto.
155 (schedule_block): Initialize logical uids of insns emitted by the
157 (sched_init): Initialize new variable.
158 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
160 (extend_global): Initialize insn data.
161 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
162 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
164 (add_to_speculative_block): Update to use new interfaces.
165 (create_recovery_block): Set new variables.
166 (create_check_block_twin, fix_recovery_deps): Update to use new
168 (sched_insn_is_legitimate_for_speculation_p): New function.
169 (speculate_insn): Move checking logic to
170 sched_insn_is_legitimate_for_speculation_p ().
171 (sched_remove_insn): Finalize sched-deps information of instruction.
172 (clear_priorities, add_jump_dependencies): Update to use new
174 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
176 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
177 to use new interfaces.
178 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
179 (new_ready): Try to use control speculation only if it is available.
180 (add_branch_dependences): Update to use new interfaces.
181 (compute_block_backward_dependences): Rename to
182 compute_block_dependences (). Call
183 targetm.sched.dependencies_evaluation_hook ().
184 (free_block_dependencies): New static function.
185 (debug_dependencies): Update to use new interfaces.
186 (schedule_region): Remove separate computation of forward dependencies.
187 Move call of targetm.sched.dependencies_evaluation_hook () to
188 compute_block_dependences (). Free dependencies at the end of
189 scheduling the region.
191 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
193 (add_deps_for_risky_insns): Ditto.
194 (schedule_ebb): Remove separate computation of forward dependencies.
195 Free dependencies at the end of scheduling the ebb.
197 * ddg.c (create_ddg_dependence): Update to use new interfaces.
198 (build_intra_loop_deps): Ditto. Remove separate computation of forward
199 dependencies. Free sched-deps dependencies.
201 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
202 to use new interfaces.
203 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
205 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
207 (is_costly_group): Ditto.
209 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
211 * alias.c (rtx_equal_for_memref_p): Constify.
212 * basic-block.h (const_edge, const_basic_block): New.
213 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
214 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
215 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
216 probably_never_executed_bb_p, edge_probability_reliable_p,
217 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
218 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
220 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
221 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
223 * cfganal.c (flow_active_insn_p, forwarder_block_p,
224 flow_nodes_print, dfs_enumerate_from): Likewise.
225 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
226 control_flow_insn_p, count_basic_blocks): Likewise.
227 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
228 get_loop_body_with_size, loop_exit_edge_p): Likewise.
229 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
230 average_num_loop_insns, loop_exit_edge_p,
231 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
232 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
233 average_num_loop_insns, seq_cost): Likewise.
234 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
235 * dominance.c (dominated_by_p): Likewise.
236 * emit-rtl.c (validate_subreg): Likewise.
237 * except.c (can_throw_internal, can_throw_external): Likewise.
238 * except.h (can_throw_internal, can_throw_external): Likewise.
239 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
240 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
241 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
242 simple_mem, store_ops_ok, load_kills_store, find_loads,
243 store_killed_in_insn, store_killed_after, store_killed_before,
244 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
246 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
247 noce_mem_write_may_trap_or_fault_p): Likewise.
248 * pointer-set.c (pointer_set_contains, pointer_map_contains):
250 * pointer-set.h (pointer_set_contains, pointer_map_contains):
252 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
253 probably_cold_bb_p, probably_never_executed_bb_p,
254 edge_probability_reliable_p, br_prob_note_reliable_p,
255 can_predict_insn_p): Likewise.
256 * regclass.c (reg_set_to_hard_reg_set): Likewise.
257 * resource.c (return_insn_p): Likewise.
258 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
260 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
261 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
262 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
263 verify_gimple_modify_stmt): Likewise.
264 * tree-chrec.c (is_not_constant_evolution,
265 is_multivariate_chrec_rec, is_multivariate_chrec,
266 chrec_contains_symbols, chrec_contains_undetermined,
267 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
268 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
269 eq_evolutions_p, scev_direction): Likewise.
270 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
271 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
272 chrec_contains_symbols_defined_in_loop,
273 chrec_contains_undetermined, tree_contains_chrecs,
274 evolution_function_is_affine_multivariate_p,
275 evolution_function_is_univariate_p, chrec_zerop,
276 evolution_function_is_constant_p, evolution_function_is_affine_p,
277 evolution_function_is_affine_or_constant_p,
278 tree_does_not_contain_chrecs, chrec_type): Likewise.
279 * tree-data-ref.c (tree_fold_divides_p,
280 object_address_invariant_in_loop_p, dr_may_alias_p,
281 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
282 same_access_functions, constant_access_functions,
283 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
285 * tree-flow.h (scev_direction): Likewise.
286 * tree-gimple.c (is_gimple_stmt): Likewise.
287 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
289 * tree-pretty-print.c (op_prio): Likewise.
290 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
291 analyzable_condition, backedge_phi_arg_p): Likewise.
292 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
293 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
294 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
297 2007-08-13 Dan Hipschman <dsh@google.com>
300 * c-format.c (check_format_arg): Move check for zero-length
301 format strings below the check for unterminated strings.
303 2007-08-13 Andrew Pinski <pinskia@gmail.com>
306 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
309 2007-08-13 Nick Clifton <nickc@redhat.com>
311 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
313 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
316 * c-format.c (gcc_gfc_length_specs): New array.
317 (gcc_gfc_char_table): Add unsigned specifier, and references to
318 the l length modifier.
319 (format_types_orig): Use the new gcc_gfc_length_specs.
321 2007-08-12 Sa Liu <saliu@de.ibm.com>
323 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
324 and with REG_RETVAL note after split.
326 2007-08-11 David Daney <ddaney@avtrex.com>
328 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
331 2007-08-11 David Edelsohn <edelsohn@gnu.org>
332 Segher Boessenkool <segher@kernel.crashing.org>
334 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
335 HAVE_LOCAL_CPU_DETECT not defined.
337 2007-08-11 Jan Hubicka <jh@suse.cz>
339 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
340 (cgraph_process_new_functions): Honor previous value of
341 disregard_inline_limits.
342 * ipa-inline.c (compute_inline_parameters): Likewise.
344 2007-08-11 Ian Lance Taylor <iant@google.com>
346 * alias.h (alias_set_type): Define new type.
347 (ALIAS_SET_MEMORY_BARRIER): Use it.
348 * rtl.h: Include alias.h.
349 (struct mem_attrs): Use alias_set_type.
350 * tree.h: Include alias.h
351 (struct tree_type): Use alias_set_type.
352 (struct tree_struct_field_tag): Likewise.
353 (struct tree_decl_common): Likewise.
354 * alias.c (struct alias_set_entry): Use alias_set_type.
355 (get_alias_set_entry, alias_set_subset_of): Likewise.
356 (alias_sets_conflict_p): Likewise.
357 (alias_sets_must_conflict_p): Likewise.
358 (objects_must_conflict_p): Likewise.
359 (get_alias_set, new_alias_set): Likewise.
360 (record_alias_subset, record_component_aliases): Likewise.
361 (varargs_set, frame_set): Change to alias_set_type.
362 (get_varargs_alias_set): Use alias_set_type.
363 (get_frame_alias_set): Likewise.
364 * builtins.c (setjmp_alias_set): Change to alias_set_type.
365 * dse.c (struct store_info): Use alias_set_type.
366 (struct read_info, struct clear_alias_mode_holder): Likewise.
367 (clear_alias_set_lookup, canon_address): Likewise.
368 (record_store, check_mem_read_rtx): Likewise.
369 (dse_record_singleton_alias_set): Likewise.
370 (dse_invalidate_singleton_alias_set): Likewise.
371 * emit-rtl.c (get_mem_attrs): Likewise.
372 (set_mem_attributes_minus_bitpos): Likewise.
373 (set_mem_alias_set): Likewise.
374 * expr.c (store_constructor_field, store_field): Likewise.
375 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
376 * langhooks.c (lhd_get_alias_set): Likewise.
377 * langhooks-def.h (lhd_get_alias_set): Likewise.
378 * reload1.c (alter_reg): Likewise.
379 * tree-flow.h (struct fieldoff): Likewise.
380 * tree-ssa-alias.c (struct alias_map_d): Likewise.
381 (may_alias_p, get_smt_for, create_sft): Likewise.
382 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
383 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
384 (merge_smts_into): Likewise.
385 * varasm.c (const_alias_set): Likewise.
386 * c-common.c (strict_aliasing_warning): Likewise.
387 (c_common_get_alias_set): Likewise.
388 * dse.h (dse_record_singleton_alias_set): Update declaration.
389 (dse_invalidate_singleton_alias_set): Likewise.
390 * emit-rtl.h (set_mem_alias_set): Likewise.
391 * c-common.h (c_common_get_alias_set): Likewise.
392 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
393 * print-tree.c (print_node): Likewise.
394 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
396 (alpha_setup_incoming_varargs): Use alias_set_type.
397 * config/i386/i386.c (setup_incoming_varargs_64): Use
399 (setup_incoming_varargs_ms_64): Likewise.
400 (ix86_GOT_alias_set): Likewise.
401 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
402 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
403 (set): Change to alias_set_type.
404 (get_TOC_alias_set): Use alias_set_type.
405 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
407 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
408 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
410 (struct_value_alias_set): Likewise.
411 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
413 2007-08-11 Richard Sandiford <richard@codesourcery.com>
415 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
416 * config/vxworks.h (TARGET_VXWORKS): Override.
417 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
418 "mips" if TARGET_VXWORKS.
420 2007-08-11 Richard Sandiford <richard@codesourcery.com>
422 * calls.c (avoid_likely_spilled_reg): New function.
423 (expand_call): Use it.
425 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
427 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
429 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
431 * config/mips/predicates.md (const_call_insn_operand): Invoke
432 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
434 2007-08-10 David Edelsohn <edelsohn@gnu.org>
437 * config/rs6000/driver-rs6000.c: Include link.h.
438 Use ElfW instead of wordsize-specif typedef.
440 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
442 * system.h (CONST_CAST): New.
443 * c-decl.c (c_make_fname_decl): Use it.
444 * c-lex.c (cb_ident, lex_string): Likewise.
445 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
446 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
447 give_switch, set_multilib_dir): Likewise.
448 * gengtype-parse.c (string_seq, typedef_name): Likewise.
449 * passes.c (execute_one_pass): Likewise.
450 * prefix.c (update_path): Likewise.
451 * pretty-print.c (pp_base_destroy_prefix): Likewise.
452 * tree.c (build_string): Likewise.
454 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
456 * tree-flow-inline.h (is_exec_stmt): Remove.
457 (is_label_stmt): Remove.
458 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
461 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
463 * lower-subreg.c (resolve_shift_zext): Don't adjust
464 src_reg_num for wordmode operands.
466 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
467 David Ung <davidu@mips.com>
469 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
470 (TARGET_SCHED_REORDER2): Define.
471 (mips_maybe_swap_ready): New.
472 (mips_last_74k_agen_insn): New.
473 (mips_74k_agen_init): New.
474 (mips_74k_agen_reorder): New function to group loads and stores
476 (mips_sched_init): New.
477 (mips_sched_reorder): Don't do initialization here. Call
478 mips_74k_agen_reorder.
479 (mips_variable_issue): Call mips_74k_agen_init.
481 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
483 * tree-flow-inline.h (get_filename): Remove.
485 2007-08-10 Richard Sandiford <richard@codesourcery.com>
487 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
489 (mips_fetch_insns): Delete in favor of...
490 (mips_load_store_insns): ...this new function.
491 * config/mips/mips.c (mips_address_insns): Add a boolean argument
492 to say whether multiword moves _might_ be split.
493 (mips_fetch_insns): Delete in favor of...
494 (mips_load_store_insns): ...this new function.
495 (mips_rtx_costs): Update the call to mips_address_insns.
496 (mips_address_cost): Likewise.
497 * config/mips/mips.md (length): Use mips_load_store_insns instead
499 * config/mips/constraints.md (R): Use mips_address_insns rather
500 than mips_fetch_insns. Assume that the move never needs to be split.
502 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
504 * config/mips/mips.opt (mhard-float, msoft-float): Make these
505 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
506 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
507 * config/mips/mips.h (mips16_hard_float): Delete.
508 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
509 definitions, and replace with....
510 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
511 * config/mips/mips.c (mips16_hard_float): Delete. Replace
512 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
513 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
514 (override_options): Replace MASK_SOFT_FLOAT references with
515 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
516 and mips16_hard_float when TARGET_MIPS16.
518 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
521 * c-typeck.c (build_binary_op): Check for non pointer types before
522 calling int_fits_type_p.
524 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
527 * fold-const.c (omit_one_operand): Return only the ommitted expression
528 if the result is an empty statement.
529 (pedantic_omit_one_operand): Likewise.
531 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
533 * c-typeck.c (readonly_error): Improve error for assignment.
535 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
537 (pp_c_expression): Ditto.
539 2007-08-09 Simon Baldwin <simonb@google.com>
541 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
542 break that was preventing simplify_associative_operation() for xor.
544 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
545 Nigel Stephens <nigel@mips.com>
547 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
548 Document change in interpretation of value from boolean to
550 * optabs.c (expand_ffs, expand_ctz): New functions to compute
551 ffs and ctz using clz.
552 (expand_unop): Call them.
553 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
555 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
556 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
557 enable the new ffs expansion on this target.
559 2007-08-09 Jan Hubicka <jh@suse.cz>
561 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
562 (expand_ternary_op): Likewise.
563 (expand_vec_shift_expr): Likewise.
564 (expand_binop_directly): Likewise.
565 (expand_binop): Likewise.
566 (sign_expand_binop): Likewise.
567 (expand_twoval_unop): Likewise.
568 (expand_twoval_binop): Likewise.
569 (expand_twoval_binop_libfunc): Likewise.
570 (widen_clz): Likewise.
571 (widen_bswap): Likewise.
572 (expand_parity): Likewise.
573 (expand_unop): Likewise.
574 (expand_abs_nojump): Likewise.
575 (expand_copysign): Likewise.
576 (emit_no_conflict_block): Likewise.
577 (emit_libcall_block): Likewise.
578 (can_compare_p): Likewise.
579 (prepare_cmp_insn): Likewise.
580 (emit_cmp_and_jump_insn_1): Likewise.
581 (prepare_float_lib_cmp): Likewise.
582 (emit_conditional_add): Likewise.
583 (gen_add2_insn): Likewise.
584 (have_add2_insn): Likewise.
585 (gen_sub2_insn): Likewise.
586 (have_sub2_insn): Likewise.
587 (can_extend_p): Likewise.
588 (can_fix_p): Likewise.
589 (can_float_p): Likewise.
590 (expand_float): Likewise.
591 (expand_fix): Likewise.
592 (expand_sfix_optab): Likewise.
593 (new_optab): Likewise.
594 (new_convert_optab): Likewise.
595 (init_libfuncs): Likewise.
596 (init_interclass_conv_libfuncs): Likewise.
597 (init_intraclass_conv_libfuncs): Likewise.
598 (set_conv_libfunc): Likewise.
599 (init_optabs): Likewise.
600 (debug_optab_libfuncs): Likewise.
601 (gen_cond_trap): Likewise.
602 * optabs.h (optab_handler, convert_optab_hanlder): New.
603 * genopinit.c: Update optabs generation table.
604 * reload.c (find_reloads_address_1): Use optabs accestors.
605 * builtins.c (expand_builtin_mathfn): Likewise.
606 (expand_builtin_mathfn_2): Likewise.
607 (expand_builtin_mathfn_3): Likewise.
608 (expand_builtin_interclass_mathfn): Likewise.
609 (expand_builtin_sincos): Likewise.
610 (expand_builtin_cexpi): Likewise.
611 (expand_builtin_powi): Likewise.
612 (expand_builtin_strlen): Likewise.
613 * dojump.c (do_jump): Likewise.
614 * expr.c (convert_move): Likewise.
615 (move_by_pieces): Likewise.
616 (move_by_pieces_ninsns): Likewise.
617 (can_store_by_pieces): Likewise.
618 (store_by_pieces_1): Likewise.
619 (emit_move_via_integer): Likewise.
620 (emit_move_complex): Likewise.
621 (emit_move_ccmode): Likewise.
622 (emit_move_insn_1): Likewise.
623 (emit_single_push_insn): Likewise.
624 (store_constructor): Likewise.
625 (expand_expr_real_1): Likewise.
626 (do_store_flag): Likewise.
627 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
628 (enumerate_modes): Likewise.
629 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
630 (supportable_widening_operation): Likewise.
631 (supportable_narrowing_operation): Likewise.
632 * expmed.c (store_bit_field_1): Likewise.
633 (extract_bit_field_1): Likewise.
634 (expand_mult_highpart_optab): Likewise.
635 (expand_smod_pow2): Likewise.
636 (expand_divmod): Likewise.
637 (emit_store_flag): Likewise.
638 * tree-vect-patterns.c
639 (vect_pattern_recog_1): Likewise.
640 * tree-ssa-loop-prefetch.c
641 (nontemporal_store_p): Likewise.
642 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
643 (vect_create_epilog_for_reduction): Likewise.
644 (vectorizable_reduction): Likewise.
645 (vectorizable_operation): Likewise.
646 (vect_strided_store_supported): Likewise.
647 (vectorizable_store): Likewise.
648 (vect_strided_load_supported): Likewise.
649 (vectorizable_load): Likewise.
650 * combine.c (simplify_comparison): Likewise.
651 * tree-vect-generic.c
652 (type_for_widest_vector_mode): Likewise.
653 (expand_vector_operations_1): Likewise.
654 * config/spu/spu.c (spu_expand_mov): Likewise.
655 (spu_emit_vector_compare): Likewise.
656 * config/rs6000/rs6000.c
657 (rs6000_emit_vector_compare): Likewise.
658 * stmt.c (add_case_node): Likewise.
659 * reload1.c (gen_reload):
661 2007-08-09 Michael Matz <matz@suse.de>
663 * tree.h (fixed_zerop): Declare as taking a const_tree.
664 * tree.c (fixed_zerop): Take a const_tree.
666 2007-08-09 Ira Rosen <irar@il.ibm.com>
668 * tree-vect-transform.c (vectorizable_store): Remove call to
669 copy_virtual_operands() and call mark_symbols_for_renaming() for
670 the created vector store.
671 (vect_setup_realignment): Don't call copy_virtual_operands() and
672 update_vuses_to_preheader().
673 (vectorizable_load): Don't call copy_virtual_operands().
674 (update_vuses_to_preheader): Remove.
676 2007-08-08 Chao-ying Fu <fu@mips.com>
678 * tree.def (FIXED_POINT_TYPE): New type.
679 (FIXED_CST): New constant.
680 (FIXED_CONVERT_EXPR): New expr.
681 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
682 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
683 * tree.h (struct tree_base): Add saturating_flag.
684 Remove one bit of spare for saturating_flag.
685 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
686 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
687 FIXED_POINT_TYPE_P): Define.
688 (TYPE_SATURATING): Define.
689 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
690 (struct tree_fixed_cst): New.
691 (TYPE_IBIT, TYPE_FBIT): Define.
692 (tree_node): Add fixed_cst.
693 (enum tree_index): Add new enumeration values of
694 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
695 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
696 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
697 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
698 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
699 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
700 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
701 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
702 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
703 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
704 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
705 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
706 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
707 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
708 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
709 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
710 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
711 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
712 (sat_short_fract_type_node, sat_fract_type_node,
713 sat_long_fract_type_node, sat_long_long_fract_type_node,
714 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
715 sat_unsigned_long_fract_type_node,
716 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
717 fract_type_node, long_fract_type_node, long_long_fract_type_node,
718 unsigned_short_fract_type_node, unsigned_fract_type_node,
719 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
720 sat_short_accum_type_node, sat_accum_type_node,
721 sat_long_accum_type_node, sat_long_long_accum_type_node,
722 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
723 sat_unsigned_long_accum_type_node,
724 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
725 accum_type_node, long_accum_type_node, long_long_accum_type_node,
726 unsigned_short_accum_type_node, unsigned_accum_type_node,
727 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
728 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
729 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
730 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
731 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
732 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
733 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
734 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
735 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
736 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
737 sat_uda_type_node, sat_uta_type_node): New macro.
738 (make_fract_type, make_accum_type): Declare.
739 (make_signed_fract_type, make_unsigned_fract_type,
740 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
741 make_signed_accum_type, make_unsigned_accum_type,
742 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
743 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
744 make_or_reuse_sat_signed_fract_type,
745 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
746 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
747 make_or_reuse_sat_unsigned_accum_type): New macro.
748 (fixed_zerop): Declare.
749 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
750 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
751 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
752 LONG_LONG_ACCUM_TYPE_SIZE): Define.
753 * treestruct.def: Add TS_FIXED_CST.
754 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
756 (tree-dump.o): Likewise.
757 (print-tree.o): Likewise.
758 (tree-pretty-print.o): Likewise.
759 (fold-const.o): Likewise.
760 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
761 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
762 (is_gimple_min_invariant): Handle FIXED_CST.
763 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
764 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
765 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
766 (layout_type): Handle FIXED_POINT_TYPE.
767 (make_fract_type, make_accum_type): New functions.
768 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
769 * tree-dump.c (fixed-value.h): New include.
770 (dump_fixed): New function.
771 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
772 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
773 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
774 * tree-pretty-print.c (fixed-value.h): New include.
775 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
777 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
778 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
779 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
780 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
781 for non-saturating fixed-point types.
782 (reassociate_bb): Likewise.
783 * emit-rtl.c (fixed-value.h): New include.
784 (fconst0, fconst1): New array.
785 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
786 * tree-vect-generic.c expand_vector_operation): Support
787 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
789 (type_for_widest_vector_mode): Add one parameter for the
791 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
793 Pass the satp parameter to type_for_mode for fixed-point types.
794 (expand_vector_operations_1): Pass the saturating flag to
795 type_for_widest_vector_mode.
796 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
797 and MODE_VECTOR_UACCUM.
798 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
799 (vectorizable_condition): Likewise.
800 * tree.c (fixed-value.h): New include.
801 (tree_code_size): Support FIXED_CST.
802 (build_fixed): New function.
803 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
804 (fixed_zerop): New function.
805 (tree_node_structure): Support FIXED_CST.
806 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
807 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
808 (type_hash_eq): Handle FIXED_POINT_TYPE.
809 (simple_cst_equal): Support FIXED_CST.
810 (iterative_hash_expr): Handle FIXED_CST.
811 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
812 (get_narrower): Likewise.
813 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
814 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
815 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
816 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
818 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
819 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
820 (initializer_zerop): Support FIXED_CST.
821 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
822 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
823 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
824 (is_base_type): Handle FIXED_POINT_TYPE.
825 (add_type_attribute): Handle FIXED_POINT_TYPE.
826 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
827 * print-tree.c (fixed-value.h): New include.
828 (print_node_brief): Support FIXED_CST.
829 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
830 * c-pretty-print.c (fixed-value.h): New include.
831 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
832 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
833 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
834 Support fixed-point types for inner items in VECTOR_TYPE.
835 (pp_c_direct_declarator): Likewise.
836 (pp_c_declarator): Likewise.
837 (pp_c_fixed_constant): New function.
838 (pp_c_constant): Handle FIXED_CST.
839 (pp_c_primary_expression): Likewise.
840 (pp_c_expression): Likewise.
841 * fold-const.c (fixed-value.h): New include.
842 (negate_expr_p): Return true for FIXED_CST.
843 (fold_negate_expr): Support FIXED_CST.
844 (split_tree): Support FIXED_CST.
845 (const_binop): Support FIXED_CST.
846 (fold_convert_const_int_from_fixed): New function to convert from
848 (fold_convert_const_real_from_fixed): New function to convert from
850 (fold_convert_const_fixed_from_fixed): New function to convert from
851 fixed to another fixed.
852 (fold_convert_const_fixed_from_int): New function to convert from
854 (fold_convert_const_fixed_from_real): New function to convert from
856 (fold_convert_const): Support conversions from fixed to int, from
857 fixed to real, from fixed to fixed, from int to fixed, and from real
859 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
860 (operand_equal_p): Support FIXED_CST.
861 (make_range): For fixed-point modes, we need to pass the
862 saturating flag as the 2nd parameter.
863 (tree_swap_operands_p): Handle FIXED_CST.
864 (fold_plusminus_mult_expr): For fract modes, we cannot generate
866 (fold_unary): Support FIXED_CONVERT_EXPR.
867 (fold_binary): Handle FIXED_CST.
868 Make sure the type is not saturating, before associating operations.
869 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
870 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
871 (fold_negate_const): Support FIXED_CST.
872 (fold_relational_const): Support FIXED_CST.
873 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
874 (gimplify_expr): Handle FIXED_CST.
875 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
876 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
877 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
878 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
879 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
880 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
881 LONG_LONG_ACCUM_TYPE_SIZE.
882 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
883 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
884 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
885 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
886 MODE_ACCUM, and MODE_UACCUM.
887 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
888 fixed-point types to disable reduction.
889 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
891 2007-08-08 David Edelsohn <edelsohn@gnu.org>
893 * config/rs6000/x-rs6000: New file.
894 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
895 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
896 (EXTRA_SPEC_FUNCTIONS): Define.
897 (HAVE_LOCAL_CPU_DETECT): Define.
898 (CC1_CPU_SPEC): Define.
899 * config/rs6000/driver-rs6000.c: New file.
900 * config/rs6000/aix.h (CC1_SPEC): Define.
901 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
902 * config.host: Add x-rs6000 to host_xmake_file if host and target
903 are rs6000 or powerpc.
905 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
907 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
909 2007-08-08 Richard Sandiford <richard@codesourcery.com>
910 Sandra Loosemore <sandra@codesourcery.com>
911 Chao-ying Fu <fu@mips.com>
912 Nigel Stephens <nigel@mips.com>
913 David Ung <davidu@mips.com>
915 * doc/invoke.texi (-mcode-readable): Document.
916 * config/mips/mips.opt (mcode-readable): New option.
917 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
918 * config/mips/mips.h (mips_code_readable_setting): New enum.
919 (mips_code_readable): Declare.
920 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
921 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
922 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
923 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
924 boiler-plate comments.
925 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
926 * config/mips/mips.c (mips_code_readable): New variable.
927 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
928 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
929 context and -mcode-readable setting to restrict the use of
930 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
931 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
932 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
933 (mips_blocks_for_constant_p): Only return false for
934 TARGET_MIPS16_PCREL_LOADS.
935 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
936 for MIPS16. Handle SYMBOL_32_HIGH.
937 (mips_const_insns): Allow HIGHs for MIPS16 too.
938 (mips_unspec_address_offset): New function, split out from...
939 (mips_unspec_address): ...here.
940 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
941 16-bit symbolic constants. Assert approropiate conditions for
942 using the "la" and "dla" macros.
943 (mips_handle_option): Handle -mcode-readable=.
944 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
945 Set up mips_lo_relocs[SYMBOL_32_HIGH].
946 (mips_strip_unspec_address): New function, split out from...
947 (print_operand_reloc): ...here.
948 (print_operand): Pass constants through mips_strip_unspec_address.
949 (print_operand_address): Likewise.
950 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
951 (mips_select_rtx_section): Remove MIPS16 handling.
952 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
953 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
954 (mips16_lay_out_constants): Do nothing unless
955 TARGET_MIPS16_PCREL_LOADS.
956 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
957 * config/mips/mips.md: Split HIGHs for MIPS16.
958 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
960 2007-08-08 Richard Sandiford <richard@codesourcery.com>
962 * config/mips/mips-protos.h (mips_emit_move): Declare.
963 * config/mips/mips.c (mips_emit_move): New function.
964 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
965 (mips_legitimize_const_move): Likewise.
966 (mips_legitimize_move): Likewise.
967 (mips_split_64bit_move): Likewise.
968 (mips_restore_gp): Likewise.
969 (mips_load_call_address): Likewise.
970 (mips_emit_fcc_reload): Likewise.
971 (mips_set_return_address): Likewise.
972 (mips_block_move_straight): Likewise.
973 (mips_block_move_loop): Likewise.
974 (mips_setup_incoming_varargs): Likewise.
975 (mips_save_reg): Likewise.
976 (mips_expand_prologue): Likewise.
977 (mips_restore_reg): Likewise.
978 (mips_expand_epilogue): Likewise.
979 (mips_output_mi_thunk): Likewise.
980 (build_mips16_call_stub): Likewise.
981 (mips_builtin_branch_and_move): Likewise.
982 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
983 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
984 (fixuns_truncdfdi2): Likewise.
985 (fixuns_truncsfsi2): Likewise.
986 (fixuns_truncsfdi2): Likewise.
987 (loadgp_absolute): Likewise.
988 (builtin_setjmp_setup): Likewise.
989 (builtin_longjmp): Likewise.
990 (untyped_call): Likewise.
992 2007-08-08 Richard Sandiford <richard@codesourcery.com>
994 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
995 an "rtx *" argument. Return a bool.
996 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
997 values and return true if they can be split. Take the same kind of
998 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
999 and store the lo_sum there if nonnull. Use the symbol type to
1000 determine whether a $gp or HIGH is needed.
1001 (mips_legitimize_address): Update call to mips_split_symbol and
1002 simplify accordingly.
1003 (mips_legitimize_const_move): Likewise.
1004 * config/mips/mips.md: In the combine define_split,
1005 check mips_split_symbol instead of splittable_symbolic_operand.
1006 Update use of mips_split_symbol in the generator code.
1007 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1009 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1011 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1012 (mips_symbol_insns_1): New function, split out from...
1013 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1014 and stores separately from load addresses.
1015 (mips_classify_address): Replace uses of mips_symbolic_address_p
1016 with uses of mips_symbol_insns.
1017 (mips_address_insns): Update calls to mips_symbol_insns.
1018 (mips_const_insns): Likewise.
1019 (mips_legitimize_address): Likewise.
1021 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1023 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1024 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1025 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1026 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1027 non-call contexts if TARGET_MIPS16.
1028 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1029 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1030 code for SYMBOL_ABSOLUTE.
1031 (mips_symbol_insns): Likewise.
1033 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1035 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1036 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1037 (mips_symbolic_constant_p): Likewise. Update the call to
1038 mips_classify_symbol.
1039 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1040 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1041 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1042 (print_operand_reloc): Add a context argument. Update the call to
1043 mips_symbolic_constant_p.
1044 (print_operand): Update the calls to print_operand_reloc.
1045 (print_operand_address): Use print_operand_reloc rather than
1047 (mips_rewrite_small_data_p): Add a context argument. Update the call
1048 to mips_symbolic_constant_p.
1049 (mips_small_data_pattern_1): Make DATA the containing mem.
1050 Update the call to mips_rewrite_small_data_p.
1051 (mips_rewrite_small_data_1): Likewise.
1052 (mips_use_anchors_for_symbol_p): Update the call to
1053 mips_symbolic_constant_p.
1054 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1055 (splittable_symbolic_operand): Likewise.
1056 (move_operand): Likewise.
1057 (absolute_symbolic_operand): Likewise.
1058 (got_disp_operand): Likewise.
1059 (got_page_ofst_operand): Likewise.
1061 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1063 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1064 (SYMBOL_ABSOLUTE): ...this.
1065 (SYMBOL_SMALL_DATA): Rename to...
1066 (SYMBOL_GP_RELATIVE): ...this.
1067 (SYMBOL_CONSTANT_POOL): Rename to...
1068 (SYMBOL_PC_RELATIVE): ...this.
1069 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1070 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1071 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1072 after above changes.
1073 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1074 (general_symbolic_operand): Rename to...
1075 (absolute_symbolic_operand): ...this.
1076 * config/mips/mips.md: Update after above changes.
1078 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1079 Revital Eres <eres@il.ibm.com>
1081 * ddg.c (print_ddg): Add dump information.
1082 * modulo-sched.c (print_node_sched_params): Add parameter and
1084 (calculate_maxii): Remove function.
1085 (undo_generate_reg_moves): Likewise.
1086 (undo_permute_partial_schedule): Likewise.
1087 (kernel_number_of_cycles): Likewise.
1088 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1089 (sms_schedule): Use it. Remove profitability checks.
1090 (sms_schedule_by_order): Fix order of nodes within the cycle.
1092 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1094 * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1095 -profile option, add pie support.
1096 (ENDFILE_SPEC): New spec.
1097 * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
1099 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1101 * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1102 * gcc/config/gnu.h (LIB_SPEC): Likewise.
1104 2007-08-07 Yaz Saito <saito@google.com>
1105 Ian Lance Taylor <iant@google.com>
1107 * common.opt (finstrument-functions-exclude-function-list): New
1109 (finstrument-functions-exclude-file-list): New option.
1110 * opts.c (char_p): Define and DEF_VEC.
1111 (flag_instrument_functions_exclude_functions): New static
1113 (flag_instrument_functions_exclude_files): New static variable.
1114 (add_instrument_functions_exclude_list): New static function.
1115 (flag_instrument_functions_exclude_p): New function.
1116 (common_handle_option): Handle new options.
1117 * flags.h (flag_instrument_functions_exclude_p): Declare.
1118 * gimplify.c (gimplify_function_tree): Call
1119 flag_instrument_functions_exclude_p.
1120 * doc/invoke.texi (Option Summary): Mention new options.
1121 (Code Gen Options): Document new options.
1123 2007-08-07 Ian Lance Taylor <iant@google.com>
1125 PR rtl-optimization/32776
1126 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1127 (resolve_use): Likewise.
1128 (decompose_multiword_subregs): Remove "changed" local variable.
1130 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1132 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1133 * configure: Regenerate.
1134 * config.in: Regenerate.
1135 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1138 2007-08-07 Ian Lance Taylor <iant@google.com>
1140 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1141 note, just delete the insn.
1143 2007-08-07 Andreas Schwab <schwab@suse.de>
1146 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1149 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1151 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1152 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1153 (decompose_multiword_subregs): Use the functions above to decompose
1154 multiword shifts and zero-extends.
1156 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1158 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1159 "assemble" descriptions which were swapped.
1161 2007-08-06 Chao-ying Fu <fu@mips.com>
1163 * fixed-value.h: New file.
1164 * fixed-value.c: New file.
1165 * Makefile.in (OBJS-common): Add fixed-value.o.
1166 (fixed-value.o): New rule.
1167 (GTFILES): Add fixed-value.h.
1168 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1169 to compare a.low and b.low.
1170 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1172 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1173 Daniel Jacobowitz <dan@codesourcery.com>
1176 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1178 (x86_64-*-netbsd*): Likewise.
1179 (x86_64-*-linux*): Likewise.
1180 (x86_64-*-kfreebsd*-gnu): Likewise.
1181 (x86_64-*-knetbsd*-gnu): Likewise.
1182 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1184 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1186 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1187 Add -fno-asynchronous-unwind-tables.
1189 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1190 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1191 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1192 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1193 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1195 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1197 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1198 (TARGET_C_MODE_FOR_SUFFIX): New.
1200 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1202 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1204 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1206 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1208 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1210 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1211 before checking function returns in conditional expressions.
1213 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1216 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1218 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1221 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1222 for INTEGRAL_TYPE_P.
1224 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1226 * configure.ac: Remove --enable-checking=df from default settings.
1227 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1228 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1229 if the parameter is true.
1230 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1231 DF_VERIFY_SCHEDULED flag is true.
1232 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1233 (df_finish_pass): Adjust prototype.
1234 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1237 * see.c (pass_see): Add TODO_df_verify.
1238 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1239 * global.c (rest_of_handle_global_alloc): Schedule verification
1241 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1243 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1244 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1245 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1247 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1248 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1249 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1251 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1252 Revital Eres <eres@il.ibm.com>
1254 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1256 * ddg.c (create_ddg_dependence): Rename to...
1257 (create_ddg_dep_from_intra_loop_link): This. Do not check
1258 for interloop edges. Do not create anti dependence edge when
1259 a true dependence edge exists in the opposite direction and
1260 -fmodulo-sched-allow-regmoves is set.
1261 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1262 (add_cross_iteration_register_deps): Create anti dependence edge
1263 when -fno-modulo-sched-allow-regmoves is set.
1264 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1266 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1268 * config/arm/arm.md (movsi): Add braces.
1270 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1273 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1274 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1276 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1278 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1280 * cfgloopmanip.c (remove_path, create_preheaders,
1281 force_single_succ_latches, fix_loop_structure): Ditto.
1282 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1283 tree_duplicate_loop_to_header_edge): Ditto.
1284 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1285 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1287 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1288 cleanup_tree_cfg): Ditto.
1289 * tree-cfg.c (tree_merge_blocks): Ditto.
1290 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1291 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1292 loop_preheader_edge, single_exit): Ditto.
1293 (flow_loops_find): Do not clear loops->state.
1294 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1295 loops_state_clear): New functions.
1297 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1300 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1301 when adding to the base and convert ELT to sizetype instead of type.
1303 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1307 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1309 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1312 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1313 correct type the negate expression.
1315 2007-08-03 Jan Hubicka <jh@suse.cz>
1317 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1320 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1322 * config/rs6000/rs6000.c (struct processor_cost): Change
1323 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1324 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1326 (rios1_costs, rios2_cost): Correct cache line size.
1327 (rs6000_override_options): Set l2-cache-size parameter.
1329 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1330 Diego Novillo <dnovillo@google.com>
1333 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1334 if the range includes 0.
1336 2007-08-03 Ben Elliston <bje@au.ibm.com>
1338 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1339 mode to unspec expressions to silence a warning from the generator
1342 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1344 * config/ia64/constraints.md ("U"): Make constraint vector only.
1346 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1349 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1350 always_inline attribute on the function decl.
1352 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1355 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1356 if we are compiling with -fPIC.
1358 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1359 Nigel Stephens <nigel@mips.com>
1361 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1362 Define for MIPS32 and MIPS64.
1364 2007-08-02 Nick Clifton <nickc@redhat.com>
1366 * config/host-hpux.c: Change copyright header to refer to version
1367 3 of the GNU General Public License and to point readers at the
1368 COPYING3 file and the FSF's license web page.
1369 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1370 config/alpha/linux.h, config/alpha/alpha.opt,
1371 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1372 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1373 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1374 config/alpha/alpha.h, config/alpha/sync.md,
1375 config/alpha/openbsd.h, config/alpha/alpha.md,
1376 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1377 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1378 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1379 config/alpha/constraints.md, config/alpha/osf.h,
1380 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1381 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1382 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1383 config/frv/frv-asm.h, config/frv/frv-protos.h,
1384 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1385 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1386 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1387 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1388 config/s390/s390.opt, config/s390/s390-modes.def,
1389 config/s390/fixdfdi.h, config/s390/constraints.md,
1390 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1391 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1392 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1393 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1394 config/m32c/prologue.md, config/m32c/m32c.abi,
1395 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1396 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1397 config/m32c/t-m32c, config/m32c/m32c-modes.def,
1398 config/m32c/jump.md, config/m32c/shift.md,
1399 config/m32c/m32c-protos.h, config/libgloss.h,
1400 config/spu/spu-protos.h, config/spu/predicates.md,
1401 config/spu/spu-builtins.h, config/spu/spu.c,
1402 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1403 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1404 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1405 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1406 config/sparc/hypersparc.md, config/sparc/predicates.md,
1407 config/sparc/linux.h, config/sparc/sp64-elf.h,
1408 config/sparc/supersparc.md, config/sparc/cypress.md,
1409 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1410 config/sparc/niagara.md, config/sparc/sparc.md,
1411 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1412 config/sparc/sparc.opt, config/sparc/sync.md,
1413 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1414 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1415 config/sparc/sparc.c, config/sparc/little-endian.opt,
1416 config/sparc/sysv4-only.h, config/sparc/sparc.h,
1417 config/sparc/linux64.h, config/sparc/freebsd.h,
1418 config/sparc/sol2.h, config/sparc/rtemself.h,
1419 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1420 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1421 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1422 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1423 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1424 config/m32r/linux.h, config/m32r/constraints.md,
1425 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1426 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1427 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1428 config/i386/i386.md, config/i386/netware-crt0.c,
1429 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1430 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1431 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1432 config/i386/sol2.h, config/i386/constraints.md,
1433 config/i386/netware-libgcc.c, config/i386/sysv5.h,
1434 config/i386/predicates.md, config/i386/geode.md,
1435 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1436 config/i386/freebsd64.h, config/i386/vxworksae.h,
1437 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1438 config/i386/rtemself.h, config/i386/netbsd-elf.h,
1439 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1440 config/i386/netware.h, config/i386/i386-modes.def,
1441 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1442 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1443 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1444 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1445 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1446 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1447 config/i386/xm-mingw32.h, config/i386/linux64.h,
1448 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1449 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1450 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1451 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1452 config/i386/cygwin2.c, config/i386/i386-protos.h,
1453 config/i386/sync.md, config/i386/openbsd.h,
1454 config/i386/host-mingw32.c, config/i386/i386-aout.h,
1455 config/i386/nto.h, config/i386/biarch64.h,
1456 config/i386/i386-coff.h, config/i386/freebsd.h,
1457 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1458 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1459 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1460 config/darwin-protos.h, config/linux.opt, config/sol2.c,
1461 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1462 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1463 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1464 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1465 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1466 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1467 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1468 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1469 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1470 config/sh/superh64.h, config/sh/rtemself.h,
1471 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1472 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1473 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1474 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1475 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1476 config/avr/predicates.md, config/avr/constraints.md,
1477 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1478 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1479 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1480 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1481 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1482 config/c4x/c4x-modes.def, config/c4x/rtems.h,
1483 config/c4x/predicates.md, config/c4x/c4x.h,
1484 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1485 config/xtensa/predicates.md, config/xtensa/xtensa.c,
1486 config/xtensa/linux.h, config/xtensa/xtensa.h,
1487 config/xtensa/elf.h, config/xtensa/xtensa.md,
1488 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1489 config/xtensa/xtensa-protos.h, config/dbx.h,
1490 config/stormy16/predicates.md, config/stormy16/stormy16.md,
1491 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1492 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1493 config/host-solaris.c, config/fr30/fr30.h,
1494 config/fr30/predicates.md, config/fr30/fr30-protos.h,
1495 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1496 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1497 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1498 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1499 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1500 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1501 config/host-linux.c, config/interix3.h, config/cris/cris.c,
1502 config/cris/predicates.md, config/cris/linux.h,
1503 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1504 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1505 config/cris/aout.opt, config/cris/cris-protos.h,
1506 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1507 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1508 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1509 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1510 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1511 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1512 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1513 config/chorus.h, config/mn10300/mn10300.c,
1514 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1515 config/mn10300/mn10300.h, config/mn10300/linux.h,
1516 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1517 config/mn10300/mn10300.md, config/ia64/predicates.md,
1518 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1519 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1520 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1521 config/ia64/freebsd.h, config/ia64/ia64.md,
1522 config/ia64/ia64-modes.def, config/ia64/constraints.md,
1523 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1524 config/gofast.h, config/rtems.h, config/sol2-10.h,
1525 config/m68k/predicates.md, config/m68k/m68k.md,
1526 config/m68k/linux.h, config/m68k/m68k-modes.def,
1527 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1528 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1529 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1530 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1531 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1532 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1533 config/m68k/constraints.md, config/m68k/rtemself.h,
1534 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1535 config/m68k/uclinux.h, config/rs6000/power4.md,
1536 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1537 config/rs6000/linux.h, config/rs6000/eabi.h,
1538 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1539 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1540 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1541 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1542 config/rs6000/windiss.h, config/rs6000/603.md,
1543 config/rs6000/aix41.h, config/rs6000/cell.md,
1544 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1545 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1546 config/rs6000/darwin.md, config/rs6000/darwin64.h,
1547 config/rs6000/default64.h, config/rs6000/7xx.md,
1548 config/rs6000/darwin.opt, config/rs6000/spe.md,
1549 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1550 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1551 config/rs6000/7450.md, config/rs6000/linux64.h,
1552 config/rs6000/constraints.md, config/rs6000/440.md,
1553 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1554 config/rs6000/rs6000.c, config/rs6000/aix52.h,
1555 config/rs6000/rs6000.h, config/rs6000/power6.md,
1556 config/rs6000/predicates.md, config/rs6000/altivec.md,
1557 config/rs6000/aix64.opt, config/rs6000/rios1.md,
1558 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1559 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1560 config/rs6000/darwin7.h, config/rs6000/dfp.md,
1561 config/rs6000/linux64.opt, config/rs6000/sync.md,
1562 config/rs6000/vxworksae.h, config/rs6000/power5.md,
1563 config/rs6000/lynx.h, config/rs6000/biarch64.h,
1564 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1565 config/rs6000/eabispe.h, config/rs6000/e500.h,
1566 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1567 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1568 config/rs6000/aix.h, config/rs6000/vxworks.h,
1569 config/rs6000/40x.md, config/rs6000/aix51.h,
1570 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1571 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1572 config/arc/arc.h, config/mcore/mcore-elf.h,
1573 config/mcore/mcore-protos.h, config/mcore/predicates.md,
1574 config/mcore/mcore.md, config/mcore/mcore.c,
1575 config/mcore/mcore.opt, config/mcore/mcore.h,
1576 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1577 config/score/predicates.md, config/score/score-version.h,
1578 config/score/score-protos.h, config/score/misc.md,
1579 config/score/elf.h, config/score/score.c, config/score/mac.md,
1580 config/score/score7.md, config/score/score.h,
1581 config/score/score-conv.h, config/score/score-mdaux.c,
1582 config/score/score.md, config/score/score.opt,
1583 config/score/score-modes.def, config/score/score-mdaux.h,
1584 config/score/mul-div.S, config/arm/uclinux-elf.h,
1585 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1586 config/arm/symbian.h, config/arm/linux-elf.h,
1587 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1588 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1589 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1590 config/arm/strongarm-pe.h, config/arm/arm.h,
1591 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1592 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1593 config/arm/arm-modes.def, config/arm/linux-eabi.h,
1594 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1595 config/arm/arm-cores.def, config/arm/arm-protos.h,
1596 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1597 config/arm/wince-pe.h, config/arm/neon.md,
1598 config/arm/constraints.md, config/arm/neon.ml,
1599 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1600 config/arm/arm.opt, config/arm/arm926ejs.md,
1601 config/arm/predicates.md, config/arm/iwmmxt.md,
1602 config/arm/arm_neon.h, config/arm/unknown-elf.h,
1603 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1604 config/arm/neon-testgen.ml, config/arm/arm.md,
1605 config/arm/xscale-coff.h, config/arm/pe.c,
1606 config/arm/arm-generic.md, config/arm/pe.h,
1607 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1608 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1609 config/arm/strongarm-elf.h, config/arm/cirrus.md,
1610 config/arm/netbsd-elf.h, config/arm/vxworks.h,
1611 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1612 config/pa/predicates.md, config/pa/pa64-hpux.h,
1613 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1614 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1615 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1616 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1617 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1618 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1619 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1620 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1621 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1622 config/pa/pa64-regs.h, config/pa/pa-modes.def,
1623 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1624 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1625 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1626 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1627 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1628 config/mips/linux64.h, config/mips/elforion.h,
1629 config/mips/constraints.md, config/mips/generic.md,
1630 config/mips/predicates.md, config/mips/4300.md,
1631 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1632 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1633 config/mips/5k.md, config/mips/vr4120-div.S,
1634 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1635 config/mips/mips-protos.h, config/mips/6000.md,
1636 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1637 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1638 config/mips/mips-modes.def, config/mips/vr.h,
1639 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1640 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1641 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1642 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1643 config/vax/openbsd1.h, config/vax/netbsd.h,
1644 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1645 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1646 config/h8300/rtems.h, config/h8300/predicates.md,
1647 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1648 config/h8300/h8300.md, config/h8300/h8300.opt,
1649 config/h8300/coff.h, config/h8300/h8300-protos.h,
1650 config/v850/v850.md, config/v850/predicates.md,
1651 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1652 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1653 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1654 config/mmix/mmix.h, config/mmix/predicates.md,
1655 config/mmix/mmix-protos.h, config/mmix/mmix.md,
1656 config/mmix/mmix.c, config/mmix/mmix.opt,
1657 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1658 config/bfin/rtems.h, config/bfin/bfin-modes.def,
1659 config/bfin/predicates.md, config/bfin/bfin-protos.h,
1660 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1663 2007-08-02 Richard Sandiford <richard@codesourcery.com>
1665 * emit-rtl.c (reset_used_decls): Rename to...
1666 (set_used_decls): ...this. Set the used flag rather than clearing it.
1667 (unshare_all_rtl_again): Update accordingly. Set flags on argument
1668 DECL_RTLs rather than resetting them.
1670 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
1672 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1674 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1676 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
1677 argument to find_reloads_address.
1679 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
1681 PR tree-optimization/32919
1682 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1683 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1684 (coalesce_ssa_name): Call it.
1686 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
1687 David Ung <davidu@mips.com>
1689 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1690 (__mips16_unorddf2, __mips16_floatunsidf): New.
1691 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1693 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1695 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1697 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1698 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1699 * tree.h (OMP_SECTIONS_CONTROL): New macro.
1700 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1701 * omp-low.c (get_ws_args_for, determine_parallel_type,
1702 expand_omp_for_generic, expand_omp_for_static_nochunk,
1703 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1704 Work with more precise CFG.
1705 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1706 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
1708 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1709 * gimple-low.c (lower_stmt): Ditto.
1710 * tree-inline.c (estimate_num_insns_1): Ditto.
1711 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1712 (OMP_SECTIONS_SWITCH): New.
1713 * tree-cfgcleanup.c (cleanup_omp_return): New.
1714 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1715 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1716 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
1717 (tree_redirect_edge_and_branch): Handle omp constructs.
1719 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1720 with three arguments.
1722 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1724 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1727 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1729 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1730 the loop structures may need fixing.
1731 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1733 (cleanup_tree_cfg_loop): Removed.
1734 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1735 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1736 instead of running cleanup_tree_cfg_loop.
1737 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1738 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1739 (tree_predictive_commoning): Declaration changed.
1740 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1742 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
1744 * doc/invoke.texi (l1-cache-size): Update documentation.
1745 (l2-cache-size): Document.
1746 * params.h (L2_CACHE_SIZE): New macro.
1747 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1748 that L1_CACHE_SIZE is in kB now.
1749 (L2_CACHE_SIZE_BYTES): New macro.
1750 (tree_ssa_prefetch_arrays): Show size in kB.
1751 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1752 and l2_cache_size fields.
1753 * config/i386/driver-i386.c (describe_cache): Detect cache size
1755 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1756 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1757 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1758 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1759 (override_options): Set l1-cache-size and l2-cache-size to default
1760 values if not specified otherwise.
1761 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1762 (PARAM_L2_CACHE_SIZE): New.
1764 2007-08-01 Nigel Stephens <nigel@mips.com>
1765 David Ung <davidu@mips.com>
1766 Thiemo Seufer <ths@mips.com>
1767 Chris Dearman <chris@mips.com>
1768 Richard Sandiford <richard@codesourcery.com>
1770 * config.gcc (mips*-sde-elf*): New stanza.
1771 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1772 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1773 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1774 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1775 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1776 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1778 * config/mips/sde.h: New file.
1779 * config/mips/t-libgcc-mips16: Likewise.
1780 * config/mips/t-sde: Likewise.
1781 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1782 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1783 _MIPS_FPSET and _MIPS_SZINT.
1784 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1785 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1786 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
1787 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1788 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1789 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1790 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1791 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1792 _MIPS_SZPTR and _MIPS_FPSET.
1793 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1794 architecture is specified.
1795 (MIPS_32BIT_OPTION_SPEC): New macro.
1797 2007-07-31 Dan Hipschman <dsh@google.com>
1799 * gcc.c (end_going_arg): New function.
1800 (do_spec_2): Use it.
1801 (do_spec_1): Use it.
1803 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
1805 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1806 only if ENABLE_CHECKING is defined.
1808 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
1810 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1811 df_ru_add_problem, df_ru_get_bb_info): Removed.
1812 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1813 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1814 df_ru_free_bb_info, df_ru_alloc,
1815 df_ru_bb_local_compute_process_def,
1816 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1817 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1818 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1819 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1820 df_ru_add_problem): Removed.
1822 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1825 * pa.md (casesi32): Use match_scratch. Revise insn condition.
1826 (casesi32p, casesi64p): Likewise.
1827 (casesi): Adjust for above.
1829 2007-07-31 Richard Sandiford <richard@codesourcery.com>
1831 * mode-switching.c (create_pre_exit): Don't search past calls.
1833 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
1835 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
1837 2007-07-31 Revital Eres <eres@il.ibm.com>
1839 * ddg.c (add_deps_for_def): Rename to...
1840 (add_cross_iteration_register_deps): This. Change implementation
1841 to use only reaching def and def-use chains to construct the
1842 inter loop dependencies.
1843 (add_deps_for_use): Remove function.
1844 (build_inter_loop_deps): Call add_cross_iteration_register_deps
1845 function to build the inter loop dependencies.
1846 * modulo-sched.c (sms_schedule): Build only
1847 reaching def and def-use chains for the propose of the ddg
1850 2007-07-31 Julian Brown <julian@codesourcery.com>
1852 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1853 New define_insns. Use correct RTL.
1854 (vec_set<mode>): Write as expander.
1856 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
1858 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
1859 to an unallocated space.
1861 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
1864 (split_constant_offset): Enable split_constant_offset to extract
1865 constants from other statements.
1866 * tree-vect-transform.c
1867 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1868 to a temp var. Force base_offset to be simple.
1870 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
1872 * df-scan.c (df_scan_verify): Remove artificial limit on
1873 the number of blocks for verification.
1874 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1875 df_simulate_defs): Avoid unnecessary insn checking for defs.
1877 2007-07-29 Mark Mitchell <mark@codesourcery.com>
1880 * config/m68k/lb1sf68.asm (FUNC): New macro.
1882 (__udivsi3): Likewise.
1883 (__divsi3): Likewise.
1884 (__umodsi3): Likewise.
1885 (__modsi3): Likewise.
1886 (__subdf3): Likewise.
1887 (__adddf3): Likewise.
1888 (__muldf3): Likewise.
1889 (__divdf3): Likewise.
1890 (__negdf2): Likewise.
1891 (__cmpdf2): Likewise.
1892 (__subsf3): Likewise.
1893 (__addsf3): Likewise.
1894 (__mulsf3): Likewise.
1895 (__divsf3): Likewise.
1896 (__negsf2): Likewise.
1897 (__cmpsf2): Likewise.
1898 (__eqdf2): Likewise.
1899 (__nedf2): Likewise.
1900 (__gtdf2): Likewise.
1901 (__gedf2): Likewise.
1902 (__ltdf2): Likewise.
1903 (__ledf2): Likewise.
1904 (__eqsf2): Likewise.
1905 (__nesf2): Likewise.
1906 (__gtsf2): Likewise.
1907 (__gesf2): Likewise.
1908 (__ltsf2): Likewise.
1909 (__lesf2): Likewise.
1911 2007-07-30 Ollie Wild <aaw@google.com>
1913 * c-ppoutput.c (print_lines_directives_only): New function.
1914 (scan_translation_unit_directives_only): New function.
1915 (preprocess_file): Add call to scan_translation_unit_directives_only.
1916 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1917 (sanitize_cpp_opts): Add default flag_dump_macros setting for
1918 -fdirectives-only. Add errors for -fdirectives-only conflict with
1919 -Wunused-macros and -traditional.
1920 (finish_options): Add builtin macro initialization for
1921 -fdirectives-only + -fpreprocessed.
1922 * c.opt (fdirectives-only): New.
1923 * doc/cppopts.texi (fdirectives-only): New.
1925 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1927 * alias.c (record_set, memory_modified_1): Constify.
1928 * bt-load.c (note_btr_set): Likewise.
1929 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1930 * combine.c (set_nonzero_bits_and_sign_copies,
1931 expand_field_assignment, record_dead_and_set_regs_1,
1932 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1933 likely_spilled_retval_1): Likewise.
1934 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1935 frv_io_handle_set): Likewise.
1936 * config/mips/mips.c (mips_sim_record_set,
1937 vr4130_true_reg_dependence_p_1): Likewise.
1938 * config/mt/mt.c (insn_dependent_p_1): Likewise.
1939 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1940 * config/sh/sh.c (flow_dependent_p_1): Likewise.
1941 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1942 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1943 * ddg.c (mark_mem_store): Likewise.
1944 * df-problems.c (df_urec_mark_reg_change): Likewise.
1945 * function.c (update_epilogue_consts): Likewise.
1946 * gcse.c (record_set_info, record_last_set_info,
1947 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1948 reg_clear_last_set): Likewise.
1949 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1951 * jump.c (reversed_comparison_code_parts): Likewise.
1952 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
1953 reg_is_set): Likewise.
1954 * loop-iv.c (mark_altered): Likewise.
1955 * mode-switching.c (reg_becomes_live): Likewise.
1956 * optabs.c (no_conflict_move_test): Likewise.
1957 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
1959 * postreload.c (reload_combine_note_store, move2add_note_store):
1961 * regmove.c (flags_set_1): Likewise.
1962 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
1964 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
1966 * resource.c (update_live_status): Likewise.
1967 * rtl.h (set_of, note_stores): Likewise.
1968 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
1969 note_stores, parms_set): Likewise.
1970 * sched-rgn.c (sets_likely_spilled_1): Likewise.
1971 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
1973 * var-tracking.c (count_stores, add_stores): Likewise.
1975 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1977 * alias.c (mems_in_disjoint_alias_sets_p,
1978 fixed_scalar_and_varying_struct_p, aliases_everything_p,
1979 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
1980 write_dependence_p, mems_in_disjoint_alias_sets_p,
1981 read_dependence, true_dependence, canon_true_dependence,
1982 anti_dependence, output_dependence): Constify.
1983 * combine.c (extended_count): Likewise.
1984 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
1985 * cselib.c (get_value_hash, references_value_p,
1986 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
1987 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
1988 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
1989 * function.c (contains, prologue_epilogue_contains,
1990 sibcall_epilogue_contains): Likewise.
1991 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
1992 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
1993 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
1994 reg_or_subregno): Likewise.
1995 * recog.c (asm_noperands): Likewise.
1996 * reload1.c (function_invariant_p): Likewise.
1997 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
1998 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
1999 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2000 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2001 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2002 extended_count, prologue_epilogue_contains,
2003 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2004 canon_true_dependence, read_dependence, anti_dependence,
2005 output_dependence): Likewise.
2006 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2008 2007-07-30 Julian Brown <julian@codesourcery.com>
2010 * config/arm/neon.md (V_ext): New mode attribute.
2011 (neon_vget_lane<mode>): Replace with define_expand.
2012 (neon_vget_lane<mode>_sext_internal)
2013 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2014 and quad precision vectors.
2015 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2016 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2017 have typeless 32-bit result.
2019 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2022 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2024 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2025 use sizetype for rest.
2026 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2027 (aff_combination_convert): Don't convert rest for pointer types.
2029 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2031 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2033 * tree-ssa-alias.c: Add alloc-pool.h.
2034 (init_alias_info): Free alias_bitmap_obstack.
2035 (delete_alias_info): Call delete_mem_ref_stats.
2036 (get_mem_sym_stats_for): Use alloc_pool.
2037 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2038 (delete_mem_sym_stats): Removed.
2040 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2042 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2043 functions cannot be represented as classical distance vectors.
2045 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2047 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2048 * builtins.c (validate_arg, builtin_mathfn_code,
2049 validate_arglist): Likewise.
2050 * calls.c (call_expr_flags): Likewise.
2051 * combine.c (reg_nonzero_bits_for_combine,
2052 reg_num_sign_bit_copies_for_combine, get_last_value,
2053 reg_truncated_to_mode): Likewise.
2054 * emit-rtl.c (subreg_lowpart_p): Likewise.
2055 * expr.c (highest_pow2_factor_for_target,
2056 categorize_ctor_elements_1, categorize_ctor_elements,
2057 count_type_elements, contains_packed_reference,
2058 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2059 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2060 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2061 native_encode_int, native_encode_real, native_encode_complex,
2062 native_encode_vector, native_encode_expr, native_interpret_int,
2063 native_interpret_real, native_interpret_complex,
2064 native_interpret_vector, native_interpret_expr): Likewise.
2065 * function.c (use_register_for_decl): Likewise.
2066 * gimplify.c (get_name): Likewise.
2067 * langhooks-def.h (lhd_return_null_const_tree): New.
2068 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2069 * langhooks.c (lhd_return_null_const_tree): New.
2070 * langhooks.h (lang_get_callee_fndecl): Constify.
2071 * output.h (constructor_static_from_elts_p): Likewise.
2072 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2073 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2074 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2075 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2076 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2077 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2078 * rtlhooks-def.h (reg_nonzero_bits_general,
2079 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2081 * rtlhooks.c (reg_num_sign_bit_copies_general,
2082 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2084 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2085 * stor-layout.c (mode_for_size_tree): Likewise.
2086 * tree-ssa-loop-im.c (memref_eq): Likewise.
2087 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2088 * tree.c (contains_placeholder_p, type_list_equal,
2089 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2091 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2092 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2093 contains_placeholder_p, contains_packed_reference,
2094 get_callee_fndecl, operand_equal_for_phi_arg_p,
2095 warn_if_unused_value, is_body_block, native_encode_expr,
2096 native_interpret_expr, fold_convertible_p, operand_equal_p,
2097 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2098 validate_arglist, simple_cst_equal, type_list_equal,
2099 use_register_for_decl, call_expr_flags, get_name,
2100 highest_pow2_factor): Likewise.
2101 (const_call_expr_arg_iterator_d,
2102 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2103 first_const_call_expr_arg, more_const_call_expr_args_p,
2104 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2105 * varasm.c (constructor_static_from_elts_p): Constify.
2107 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2109 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2110 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2111 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2112 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2113 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2114 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2115 spelling conventions.
2116 * doc/invoke.texi: Follow spelling conventions.
2118 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2119 Revital Eres <eres@il.ibm.com>
2121 * modulo-sched.c (sms_schedule): Avoid loops which includes
2122 auto-increment instructions.
2124 2007-07-28 Richard Guenther <rguenther@suse.de>
2127 * fold-const.c (fold_cond_expr_with_comparison): Convert
2128 operand zero of MIN/MAX_EXPR to correct type.
2130 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2132 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2133 flags_from_decl_or_type): Constify.
2134 * gcc.c (do_spec_1): Likewise.
2135 * print-tree.c (dump_addr, print_node_brief): Likewise.
2136 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2137 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2138 tree_purge_all_dead_eh_edges): Likewise.
2139 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2140 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2142 * tree.c (expr_location, expr_has_location, expr_locus,
2143 expr_filename, expr_lineno, get_inner_array_type,
2144 fields_compatible_p): Likewise.
2145 * tree.h (get_inner_array_type, fields_compatible_p,
2146 expr_location, expr_has_location, expr_locus, expr_filename,
2147 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2148 setjmp_call_p, alloca_call_p): Likewise.
2150 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2152 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2153 TV_FLOW_INSENSITIVE.
2155 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2157 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2158 (compute_flow_insensitive_aliasing): Ditto for
2159 TV_FLOW_INSENSITIVE.
2161 2007-07-27 Jan Hubicka <jh@suse.cz>
2163 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2166 * attribs.c: Include hashtab.h
2167 (attribute_hash): New.
2168 (substring): New structure.
2169 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2171 (init_attributes): Initialize attribute hash.
2172 (decl_attributes): Use attribute hash.
2173 * Makefile.in (attribs.c): Depend on hashtab.h.
2175 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2177 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2179 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2181 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2182 __mips_dspr2 and __mips_dsp_rev macros.
2183 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2185 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2187 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2189 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2193 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2194 and the updating of the live and do_not_gen sets.
2195 (df_note_bb_compute): Added updating of live and do_not_gen sets
2196 for regular defs so that the case of clobber inside conditional
2197 call is processed correctly.
2199 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2201 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2202 operands with compatible type.
2204 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2206 * expr.h (store_bit_field): Don't return a value.
2207 * expmed.c (check_predicate_volatile_ok): New function.
2208 (store_bit_field_1): New function, extracted from store_bit_field.
2209 Take a fallback_p argument and return true if the operation succeeded.
2210 Only use store_fixed_bit_field if fallback_p. Don't recompute
2211 mode_for_extraction; use op_mode instead. Try forcing memories
2212 into registers if the insv expander fails.
2213 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2214 Don't return a value.
2215 (convert_extracted_bit_field): New function, extracted from
2217 (extract_bit_field_1): Likewise. Take a fallback_p argument
2218 and return NULL if the operation succeeded. Only use
2219 extract_fixed_bit_field if fallback_p. Only calculate one
2220 extraction mode. Combine code for extv and extzv. Try forcing
2221 memories into registers if the ext(z)v expander fails.
2222 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2224 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2226 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2228 (df_ref): Likewise. Put regno with other integer fields.
2230 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2232 * df.h (df_mw_hardreg): Remove "loc" field.
2233 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2235 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2236 split out from df_set_unused_notes_for_mw. Return false for
2237 partial references. Assert that mw_reg is a REG when returning true.
2238 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2239 (df_whole_mw_reg_dead_p): New function, split out from
2240 df_set_dead_notes_for_mw. Return false for partial references.
2241 Assert that mw_reg is a REG when returning true.
2242 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2243 Remove redundant bitmap check.
2245 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2247 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2248 ($(T)crtend.o): Likwise.
2249 ($(T)crtbeginS.o): Likwise.
2250 ($(T)crtendS.o): Likwise.
2251 ($(T)crtfastmath.o): Likwise.
2253 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2255 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2256 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2257 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2258 and x_n_bbs_in_dom_tree fields.
2260 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2262 PR tree-optimization/32087
2263 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2264 Do not call scale_bbs_frequencies_int with prob of zero.
2266 2007-07-26 Julian Brown <julian@codesourcery.com>
2268 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2269 (neon_element_bits): Add prototypes.
2270 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2271 (neon_const_bounds, neon_element_bits): New functions.
2272 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2273 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2274 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2275 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2276 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2277 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2278 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2279 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2280 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2281 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2282 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2283 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2284 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2286 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2288 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2289 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2291 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2292 Julian Brown <julian@codesourcery.com>
2294 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2295 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2296 * config/arm/cortex-a8.md: New.
2297 * config/arm/cortex-a8-neon.md: New.
2298 * config/arm/neon-schedgen.ml: New.
2299 * config/arm/neon.md (vqh_mnem): New.
2301 (Is_float_mode): New.
2302 (Scalar_mul_8_16): New.
2304 (V_mode_nunits): New.
2305 (All instruction patterns): Annotate with neon_type attribute
2307 * config/arm/arm.md: Include cortex-a8.md.
2308 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2310 Annotate instruction patterns accordingly.
2311 (generic_sched): Do not use generic scheduling for Cortex-A8.
2312 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2314 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2316 * fold-const.c (fold_read_from_constant_string): Use
2318 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2320 2007-07-26 Nick Clifton <nickc@redhat.com>
2322 * tree-ssa-operands.h: Change copyright header to refer to version
2323 3 of the GNU General Public License and to point readers at the
2324 COPYING3 file and the FSF's license web page.
2325 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2326 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2327 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2328 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2329 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2330 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2331 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2332 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2333 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2334 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2335 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2336 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2337 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2338 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2339 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2340 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2341 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2342 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2343 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2344 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2345 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2346 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2347 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2348 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2349 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2350 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2351 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2352 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2353 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2354 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2355 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2356 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2357 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2358 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2359 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2360 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2361 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2362 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2363 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2364 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2365 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2366 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2367 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2368 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2369 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2370 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2371 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2372 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2373 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2374 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2375 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2376 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2377 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2378 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2379 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2380 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2381 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2382 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2383 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2384 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2385 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2386 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2387 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2388 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2389 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2390 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2391 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2392 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2393 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2394 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2395 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2396 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2397 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2398 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2399 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2400 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2401 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2402 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2403 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2404 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2405 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2406 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2407 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2408 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2409 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2410 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2411 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2412 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2413 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2414 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2415 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2416 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2417 vecprim.h, basic-block.h, tree-ssa-structalias.c,
2418 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2419 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2420 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2421 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2422 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2423 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2424 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2425 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2426 convert.c, convert.h, langhooks-def.h, reload1.c,
2427 tree-ssa-operands.c: Likewise.
2429 2007-07-26 Jan Hubicka <jh@suse.cz>
2431 * tree-ssa-live.c: Include debug.h and flags.h.
2432 (mark_scope_block_unused): New function.
2433 (remove_unused_scope_block_p): New function.
2434 (remove_unused_locals): Remove unused blocks too.
2436 2007-07-25 Ian Lance Taylor <iant@google.com>
2438 * combine.c (combine_max_regno): Remove. Remove all uses.
2439 (struct reg_stat_struct): Rename from struct reg_stat.
2440 (reg_stat_type): Define, and declare VECs.
2441 (reg_stat): Change from pointer to VEC. Change all uses.
2442 (combine_split_insns): New static function.
2443 (try_combine, find_split_point): Call it instead of split_insns.
2445 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2447 * cfghooks.c (split_block): Fix the information about loop latch.
2449 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2451 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2453 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
2455 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2456 Scan the new edge for loop exit info.
2458 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
2460 * config/darwin.c: Include debug.h.
2462 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2465 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2467 2007-07-25 Steve Ellcey <sje@cup.hp.com>
2469 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2470 (HARD_REGNO_MODE_OK): Ditto.
2471 (MODES_TIEABLE_P): Ditto.
2472 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2473 (CLASS_MAX_NREGS): Ditto.
2474 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2475 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2476 (divdf3_internal_thr): Removed.
2477 * config/ia64/div.md: New file.
2478 * config/ia64/constraints.md: Add H constraint.
2480 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2482 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2483 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2484 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2485 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2486 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2487 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2488 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2489 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2490 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2491 dump_sbitmap_file, debug_sbitmap, popcount_table,
2492 sbitmap_popcount): Constify.
2493 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2494 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2495 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2496 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2497 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2498 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2499 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2500 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2501 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2502 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2503 sbitmap_popcount, sbitmap_verify_popcount): Constify.
2505 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2507 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2508 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2509 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2510 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2511 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2512 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2513 bitmap_intersect_p, bitmap_intersect_compl_p,
2514 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2515 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2517 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2518 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2519 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2520 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2521 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2522 debug_bitmap, debug_bitmap_file, bitmap_print,
2523 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2524 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2526 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
2528 * config/darwin.c (darwin_override_options): Additional fix for
2529 debug info formats that don't support var tracking.
2531 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * cselib.c (entry_and_rtx_equal_p): Constify.
2534 * gengtype.c (output_mangled_typename, write_types, write_local):
2536 * gengtype.h (const_type_p): New.
2537 * see.c (eq_descriptor_extension, hash_descriptor_extension):
2539 * tlink.c (scan_linker_output): De-constify.
2540 * tree-ssa-loop-im.c (memref_eq): Constify.
2541 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2542 (shared_bitmap_hash, shared_bitmap_eq): Constify.
2544 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2546 * c-common.c (fname_as_string, c_type_hash): Constify.
2547 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2548 * cgraph.c (edge_hash, edge_eq): Likewise.
2549 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2550 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2551 reg_attrs_htab_eq): Likewise.
2552 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2554 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2555 const_decl_t, const_state_t, const_automata_list_el_t): New.
2556 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2557 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2558 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2559 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2560 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2561 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2562 compare_max_occ_cycle_nums, out_state_arcs_num,
2563 compare_transition_els_num, units_cmp, state_reservs_cmp):
2565 * genmodes.c (cmp_modes): Likewise.
2566 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2567 * gimplify.c (compare_case_labels): Likewise.
2568 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2569 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2570 * matrix-reorg.c (mtt_info_hash): Likewise.
2571 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2572 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2573 (htab_hash_bucket, htab_hash_elem): Constify.
2574 * tree-browser.c (TB_parent_eq): Likewise.
2575 * tree-scalar-evolution.c (hash_scev_info): Likewise.
2576 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2577 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2578 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2580 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2581 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2582 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2583 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2584 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2586 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2587 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2588 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2589 * tree-ssa-threadupdate.c (redirection_data_hash,
2590 redirection_data_eq): Likewise.
2591 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2592 * tree-ssa.c (var_ann_eq): Likewise.
2593 * tree-vrp.c (compare_case_labels): Likewise.
2594 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2595 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2596 tree_not_check_failed, tree_class_check_failed,
2597 tree_range_check_failed, tree_not_class_check_failed,
2598 omp_clause_check_failed, omp_clause_range_check_failed,
2599 tree_contains_struct_check_failed, tree_operand_check_failed):
2601 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2602 tree_not_check_failed, tree_class_check_failed,
2603 tree_range_check_failed, tree_not_class_check_failed,
2604 tree_operand_check_failed, omp_clause_operand_check_failed,
2605 tree_operand_length): Likewise.
2606 * var-tracking.c (const_variable): New.
2607 (variable_htab_hash, variable_htab_eq): Constify.
2608 * varasm.c (const_desc_hash): Likewise.
2610 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2612 * expr.c (handled_component_p): Constify.
2613 * fold-const.c (fit_double_type): Likewise.
2614 * real.h (real_value_from_int_cst): Likewise.
2615 * tree-flow-inline.h (gimple_in_ssa_p,
2616 gimple_aliases_computed_p, gimple_addressable_vars,
2617 gimple_call_clobbered_vars, gimple_referenced_vars,
2618 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2619 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2620 may_aliases, end_readonly_imm_use_p, has_zero_uses,
2621 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2622 is_label_stmt, is_global_var, phi_ssa_name_p,
2623 factoring_name_p, is_call_clobbered, tree_common_ann,
2624 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2625 unmodifiable_var_p, array_ref_contains_indirect_ref,
2626 ref_contains_array_ref, lookup_subvars_for_var,
2627 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2628 gimple_mem_ref_stats): Likewise.
2629 * tree-flow.h (tree_common_ann, var_ann, function_ann,
2630 may_aliases, is_exec_stmt, is_label_stmt,
2631 ref_contains_array_ref, array_ref_contains_indirect_ref,
2632 var_can_have_subvars, overlap_subvar, is_call_clobbered,
2633 unmodifiable_var_p): Likewise.
2634 * tree-gimple.c (is_gimple_min_invariant): Likewise.
2635 * tree-gimple.h (is_gimple_min_invariant): Likewise.
2636 * tree.c (type_hash_list, attribute_hash_list, tree_size,
2637 cst_and_fits_in_hwi, real_value_from_int_cst,
2638 build_real_from_int_cst, integer_zerop, integer_onep,
2639 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2640 tree_floor_log2, real_zerop, real_onep, real_twop,
2641 real_minus_onep, really_constant_p, purpose_member, chain_member,
2642 list_length, fields_length, int_size_in_bytes, bit_position,
2643 int_bit_position, byte_position, int_byte_position, expr_align,
2644 array_type_nelts, tree_node_structure,
2645 type_contains_placeholder_1, iterative_hash_pointer,
2646 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2647 tree_map_base_eq, type_hash_list, type_hash_eq,
2648 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2649 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2650 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2651 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2652 int_fits_type_p, get_containing_scope, decl_function_context,
2653 decl_type_context, omp_clause_operand_check_failed,
2654 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2655 * tree.h (omp_clause_operand_check_failed, tree_size,
2656 build_real_from_int_cst, array_type_nelts, purpose_member,
2657 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2658 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2659 is_attribute_p, check_qualified_type, expr_align,
2660 int_size_in_bytes, bit_position, int_bit_position, byte_position,
2661 int_byte_position, list_length, fields_length, initializer_zerop,
2662 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2663 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2664 tree_node_structure, handled_component_p, get_containing_scope,
2665 decl_function_context, decl_type_context, real_zerop,
2666 type_num_arguments, fit_double_type, really_constant_p,
2667 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2668 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2669 real_twop, real_minus_onep, int_cst_value): Likewise.
2671 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2673 * cfglayout.c (insn_scope, insn_line): Constify.
2674 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2675 const_double_htab_hash, const_double_htab_eq,
2676 mem_attrs_htab_hash): Likewise.
2677 * loop-iv.c (biv_eq): Likewise.
2678 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2679 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2680 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2682 * rtl-error.c (location_for_asm, diagnostic_for_asm,
2683 error_for_asm, warning_for_asm, _fatal_insn,
2684 _fatal_insn_not_found): Likewise.
2685 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2686 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2687 rtl_check_failed_type2, rtl_check_failed_code1,
2688 rtl_check_failed_code2, rtl_check_failed_code_mode,
2689 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2690 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2691 rtl_check_failed_type2, rtl_check_failed_code1,
2692 rtl_check_failed_code2, rtl_check_failed_code_mode,
2693 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2694 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2695 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2696 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2697 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2698 rtx_unstable_p, get_integer_term, get_related_value,
2699 offset_within_block_p, reg_mentioned_p, count_occurrences,
2700 reg_referenced_p, reg_used_between_p, no_labels_between_p,
2701 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2702 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2703 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2704 find_constant_src, find_reg_fusage, find_regno_fusage,
2705 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2706 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2707 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2708 computed_jump_p, auto_inc_p, in_expr_list_p,
2709 remove_node_from_expr_list, loc_mentioned_in_p,
2710 label_is_jump_target_p, reversed_comparison_code_parts,
2711 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2712 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2713 print_inline_rtx): Likewise.
2714 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2715 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2716 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2717 get_integer_term, get_related_value, offset_within_block_p,
2718 count_occurrences, reg_mentioned_p, no_labels_between_p,
2719 reg_used_between_p, reg_referenced_p, single_set_2,
2720 multiple_sets, set_noop_p, refers_to_regno_p,
2721 reg_overlap_mentioned_p, dead_or_set_p,
2722 covers_regno_no_parallel_p, covers_regno_p,
2723 dead_or_set_regno_p, find_reg_note, find_regno_note,
2724 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2725 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2726 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2727 side_effects_p, may_trap_p_1, may_trap_p,
2728 may_trap_after_code_motion_p, may_trap_or_fault_p,
2729 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2730 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2731 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2732 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2733 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2735 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2736 warning_for_asm): Likewise.
2737 * tree.h (print_rtl): Likewise.
2738 * varasm.c (get_pool_mode): Likewise.
2740 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2742 * c-lex.c (c_lex_with_flags, lex_string): Constify.
2743 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2744 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2745 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2746 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2747 * ddg.c (compare_sccs): Likewise.
2748 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2749 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2750 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2751 decimal_do_fix_trunc, decimal_real_to_integer,
2752 decimal_real_to_integer2, decimal_real_maxval): Likewise.
2753 * dse.c (const_group_info_t): New.
2754 (invariant_group_base_eq, invariant_group_base_hash): Constify.
2755 * dwarf2out.c (const_dw_die_ref): New.
2756 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2757 * tree-browser.c (TB_parent_eq): Likewise.
2758 * unwind-dw2-fde.c (__register_frame_info_bases,
2759 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2760 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2762 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2763 * unwind-dw2.c (uw_frame_state_for): Likewise.
2764 * value-prof.c (histogram_hash, histogram_eq): Likewise.
2765 * value-prof.h (const_histogram_value): New.
2767 2007-07-25 Richard Sandiford <richard@codesourcery.com>
2769 * config/mips/mips.c (machine_function): Add
2770 initialized_mips16_gp_pseudo_p.
2771 (mips16_gp_pseudo_reg): Do not emit the initialization of
2772 mips16_gp_pseudo_rtx when being called from the gimple cost-
2773 calculation routines; emit it on the first use outside those
2776 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2778 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2781 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2782 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2783 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2784 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2785 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2786 Preserve const-ness of parameters through use of __typeof(),
2787 also constify and tidy.
2789 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2790 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2791 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2792 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2793 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2794 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2795 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2796 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2797 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2799 2007-07-25 Julian Brown <julian@codesourcery.com>
2800 Mark Shinwell <shinwell@codesourcery.com>
2802 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2803 (alpha_mangle_type): This.
2804 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2805 (TARGET_MANGLE_TYPE): Define this instead.
2806 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2807 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2808 (arm_init_neon_builtins): Fix comment.
2809 (arm_mangle_map_entry): New.
2810 (arm_mangle_map): New.
2811 (arm_mangle_type): New.
2812 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2813 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2814 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2815 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2816 (TARGET_MANGLE_TYPE): Define this instead.
2817 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2818 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2819 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2820 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2821 (TARGET_MANGLE_TYPE): Define this instead.
2822 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2824 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2825 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2826 (TARGET_MANGLE_TYPE): Define this instead.
2827 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2828 (s390_mangle_type): This.
2829 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2830 (TARGET_MANGLE_TYPE): Define this instead.
2831 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2832 (sparc_mangle_type): This.
2833 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2834 (TARGET_MANGLE_TYPE): Define this instead.
2835 * cp/mangle.c (write_type): Call mangle_type target hook on all
2836 types before mangling. Use original type, not main variant, as
2838 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2839 (TARGET_MANGLE_TYPE): This.
2840 * target.h (gcc_target): Rename mangle_fundamental_type to
2842 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2843 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2845 2007-07-25 Julian Brown <julian@codesourcery.com>
2846 Paul Brook <paul@codesourcery.com>
2847 Joseph Myers <joseph@codesourcery.com>
2848 Mark Shinwell <shinwell@codesourcery.com>
2850 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2851 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2852 (with_fpu): Allow --with-fpu=neon.
2853 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2854 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2855 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2856 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2857 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2858 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2859 (neon_emit_pair_result_insn, neon_disambiguate_copy)
2860 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2861 (output_move_neon): Add prototypes.
2862 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2863 (all_fpus): Add FPUTYPE_NEON.
2864 (fp_model_for_fpu): Add NEON field.
2865 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2866 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2868 (arm_legitimate_address_p): Don't support fancy addressing for NEON
2870 (thumb2_legitimate_address_p): Likewise.
2871 (neon_valid_immediate): Recognize and prepare constants suitable for
2873 (neon_immediate_valid_for_move): New function. Recognize and prepare
2874 immediates for NEON move instructions.
2875 (neon_immediate_valid_for_logic): New function. Recognize and
2876 prepare immediates for NEON logic instructions.
2877 (neon_output_logic_immediate): New function. Create asm string
2878 suitable for outputting immediate logic instructions.
2879 (neon_pairwise_reduce): New function. Implement reduction using
2880 pairwise operations.
2881 (neon_expand_vector_init): New function. Expand a (possibly
2882 non-constant) vector initialization.
2883 (neon_vector_mem_operand): New function. Memory operands supported
2884 for quad-word loads/stores to/from ARM or NEON registers. Don't
2885 allow base+offset addressing for core regs.
2886 (neon_struct_mem_operand): New function. Valid mems for NEON
2888 (coproc_secondary_reload_class): Enable NEON registers to be loaded
2889 from neon_vector_mem_operand addresses without a secondary register.
2890 (add_minipool_forward_ref): Handle >8-byte minipool entries.
2891 (add_minipool_backward_ref): Likewise.
2892 (dump_minipool): Likewise.
2893 (push_minipool_fix): Likewise.
2894 (output_move_quad): New function. Output quad-word moves, loads and
2895 stores using ARM registers.
2896 (output_move_vfp): Add support for vectors in VFP (NEON) D
2898 (output_move_neon): Output a NEON load/store to/from a quadword
2900 (arm_print_operand): Implement new codes:
2901 - 'c' for unadorned integers (without a # sign).
2902 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2904 - 'e', 'f' for the low and high D parts of a NEON Q register.
2905 - 'q' outputs a NEON Q register.
2906 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2907 - 'T' prints NEON opcode features from a coded bitmask.
2908 - 'F' is similar to T, but signed/unsigned codes both print as
2910 - 't' is similar to T, but 'u' is printed instead of 'p'.
2911 - 'O' prints 'r' if NEON instruction should perform rounding (as
2912 specified by bitmask), else prints nothing.
2913 - '#' is a punctuation character to stop operand numbers from
2914 running together with following digits in the assembler
2915 strings for instructions (when using mode attributes).
2916 (arm_assemble_integer): Handle extra NEON vector modes. Permute
2917 constant vectors in big-endian mode, where necessary.
2918 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2919 Handle EI, OI, CI, XI modes.
2920 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2921 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2922 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2923 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2924 (neon_builtin_type_bits): Add enumeration, one bit for each vector
2926 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2927 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2928 to turn v8qi, etc. into bits defined above.
2929 (neon_itype): New enumeration. Classifications of NEON builtins.
2930 (neon_builtin_datum): Define struct. Contains information about
2931 a single builtin (with multiple modes).
2932 (CF): Define helper macro for...
2933 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2935 (neon_builtin_data): New array. Define information about builtins
2936 for use during initialization/expansion.
2937 (arm_init_neon_builtins): New function.
2938 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2940 (neon_builtin_compare): New function.
2941 (locate_neon_builtin_icode): New function. Find an insn code for a
2942 builtin given a function code for that builtin. Also return type of
2943 builtin (NEON_BINOP, NEON_UNOP etc.).
2944 (builtin_arg): New enumeration. Types of arguments for builtins.
2945 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2946 Takes a variable argument list of builtin_arg types, terminated by
2948 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2949 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2950 (neon_emit_pair_result_insn): New function. Support returning pairs
2951 of vectors via a pointer.
2952 (neon_disambiguate_copy): New function. Set up operands for a
2953 multi-word copy such that registers do not get clobbered.
2954 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
2955 ARM_BUILTIN_NEON_BASE.
2956 (arm_file_start): Set float-abi attribute for NEON.
2957 (arm_vector_mode_supported_p): Enable NEON vector modes.
2958 (arm_mangle_map_entry): New.
2959 (arm_mangle_map): New.
2960 (arm_mangle_vector_type): New.
2961 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
2963 (TARGET_NEON): New macro. Target supports NEON.
2964 (fputype): Add FPUTYPE_NEON.
2965 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
2966 for vectorization based on command-line arg.
2967 (NEON_REGNO_OK_FOR_NREGS): Define.
2968 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
2969 (VALID_NEON_STRUCT_MODE): Define.
2970 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
2971 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
2972 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
2973 (consttable_16): Add pattern for outputting 16-byte minipool
2975 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
2977 (vec-common.md, neon.md): Include md files.
2978 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
2979 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
2980 (memory_constraint "Ut", "Un", "Us"): Define.
2981 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
2982 (MMX_char): New mode attribute.
2983 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
2984 (*add<mode>3_iwmmxt): New insn pattern.
2985 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
2986 (*sub<mode>3_iwmmxt): New insn pattern.
2987 (mulv4hi3): Rename to...
2988 (*mulv4hi3_iwmmxt): This.
2989 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
2990 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
2991 (uminv4hi3, uminv2si3): Remove. Replace with...
2992 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
2993 (*umin<mode>3_iwmmxt): These.
2994 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
2995 (ashr<mode>3_iwmmxt): This new pattern.
2996 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
2997 (lshr<mode>3_iwmmxt): This new pattern.
2998 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
2999 (ashl<mode>3_iwmmxt): This new pattern.
3000 * config/arm/neon-docgen.ml: New file. Generate documentation for
3002 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3003 * config/arm/arm_neon.h: New (autogenerated).
3004 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3006 * config/arm/neon.md: New file. Define NEON instructions.
3007 * config/arm/neon.ml: New file. Abstract description of NEON
3008 instructions, used to generate arm_neon.h header, documentation and
3010 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3011 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3013 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3015 (ARM NEON Intrinsics): New subsection.
3016 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3018 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3020 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3023 2007-07-24 Jan Hubicka <jh@suse.cz>
3025 * regclass.c (move_table): New type.
3026 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3027 (init_move_cost): Break out from ...
3028 (init_reg_sets_1): ... here; simplify computation of
3029 have_regs-of_mode and contains_reg_of_mode.
3030 (record_reg_classes): Unswitch internal loops.
3031 (copy_cost): Trigger lazy initialization of move cost
3032 (record_address_regs): Likewise.
3034 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3036 * config/darwin.c (darwin_override_options): Don't force on
3037 flag_var_tracking_uninit when no debug info is requested.
3039 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3041 * cfgloop.c (init_loops_structure): New function.
3042 (flow_loops_find): Create root of the loop tree unconditionally.
3044 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3046 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3048 2007-07-24 Jan Hubicka <jh@suse.cz>
3050 * caller-save.c: Include ggc.h, gt-caller-save.h
3051 (reg_save_code, reg_restore_code): Rename to ...
3052 (cached_reg_save_code, cached_reg_restore_code): ... those.
3053 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3054 (reg_save_code, reg_restore_code): New functions.
3055 (init_caller_save): Do not intialize
3056 reg_save_code/reg_restore_code tables.
3057 * Makefile.in: (gt-caller-save.h): New.
3059 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3061 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3062 with the mode of the original operand instead of
3065 2007-07-23 Jan Hubicka <jH@suse.cz>
3067 * i386.c (ix86_secondary_memory_needed): Break out to...
3068 (inline_secondary_memory_needed): ... here.
3069 (ix86_memory_move_cost): Break out to ...
3070 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3071 maximum of input and output; fix handling of Q_REGS on 64bit.
3072 (ix86_secondary_memory_needed): Microoptimize.
3074 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3076 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3077 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3078 stmts_from_loop, known_dependences_p, build_rdg): New.
3079 * tree-data-ref.h: Depends on graphds.h.
3080 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3081 (build_rdg): Declared.
3082 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3084 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3086 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3089 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3090 Jakub Jelinek <jakub@redhat.com>
3092 PR middle-end/PR28690
3093 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3094 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3095 and MEM_POINTER operands over REG and MEM operands.
3096 (swap_commutative_operands_p): Change return value to bool.
3097 * rtl.h: Update the corresponding prototype.
3098 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3099 instead of gen_rtx_PLUS.
3100 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3101 value to bool. Change function arguments to rtx's and update code
3103 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3104 calls to match the new declaration.
3105 * simplify-rtx.c (simplify_associative_operation): Don't
3106 reorder simplify_binary_operation arguments.
3108 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3110 * config/mips/mips.c (override_options): Use mips_costs to derive
3111 the default branch cost.
3112 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3114 * config/mips/mips.opt (mbranch-cost=): New option.
3115 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3117 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3119 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3120 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3121 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3122 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3124 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3126 * config/mips/constraints.md (ks): New constraint.
3127 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3128 (*add<mode>3_mips16): ...here.
3130 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3132 * optabs.h (enum optab_index): Add new OTI_signbit.
3133 (signbit_optab): Define corresponding macro.
3134 (enum insn_code signbit_optab[]): Remove array.
3135 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3136 (expand_copysign_absneg): If back end provides signbit insn, use it
3137 instead of bit operations on floating point argument.
3138 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3139 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3140 availability of signbit insn.
3142 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3143 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3144 SSE mode is not active.
3145 (isinf<mode>2): Disable for mfpmath=sse,387.
3147 2007-07-22 Ben Elliston <bje@au.ibm.com>
3149 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3151 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3153 2007-07-20 Richard Guenther <rguenther@suse.de>
3155 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3156 integral typed condition.
3157 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3158 booleanness. Only preserve conversions from a non-base
3159 type to a base type, not in general between types with
3160 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3161 * tree.def (COND_EXPR): Document that the condition
3162 can be of any integral type.
3164 2007-07-20 Nigel Stephens <nigel@mips.com>
3165 Richard Sandiford <richard@codesourcery.com>
3167 * config/mips/mips.h (mips_dwarf_regno): Declare.
3168 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3169 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3170 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3171 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3172 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3173 (REG_CLASS_NAMES): Update accordingly.
3174 * config/mips/mips.c (mips_dwarf_regno): New array.
3175 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3176 (mips_subword): Remove special handling for accumulator registers.
3177 (override_options): Initiailize mips_dwarf_regno. Remove use
3179 (mips_swap_registers): New function.
3180 (mips_conditional_register_usage): Swap accumulator registers
3181 around if TARGET_LITTLE_ENDIAN.
3182 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3183 * config/mips/constraints.md (h, l): Use the endianness to choose
3184 between MD0_REG and MD1_REG.
3185 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3186 alternative-dependent template.
3188 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3190 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3193 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3195 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3196 predecessor fallthru flags.
3198 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3200 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3201 of compare to the same type.
3202 * cfgloopmanip.c (add_loop): Update information about loop exits.
3203 (loop_version): Remove the innermost loop requirement.
3204 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3205 to sizetype for pointers.
3207 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3209 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3210 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3211 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3213 * config/dfp-bit.c: Empty for TFmode conversions.
3215 2007-07-18 Caroline Tice <ctice@apple.com>
3217 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3218 and handle them correctly; check that src is not NULL before
3220 (find_src_set_src): Likewise.
3222 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3224 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3225 (struct alignment_context, init_alignment_context): New.
3226 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3227 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3228 (XCHAL_HAVE_S32C1I): Likewise.
3229 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3230 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3231 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3232 (ATOMIC, HQI): New macros.
3233 (memory_barrier, *memory_barrier): New.
3234 (sync_lock_releasesi): New.
3235 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3236 (sync_lock_test_and_set<mode>): New.
3237 (sync_<atomic><mode>): New.
3238 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3239 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3240 (xtensa_expand_atomic): New.
3242 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3246 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3247 transformation for builtin ISNORMAL.
3248 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3249 * builtins.def (BUILT_IN_ISNORMAL): New.
3250 * doc/extend.texi: Document isnormal.
3252 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3256 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3257 optabs infrastructure. Provide generic implementation for
3259 (expand_builtin): Handle FINITE/ISFINITE.
3260 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3261 (fold_builtin_1): Likewise.
3263 * builtins.def (BUILT_IN_ISFINITE): New.
3265 * doc/extend.texi: Document isfinite.
3267 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3272 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3273 generic fallback for isinf.
3274 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3275 calculation code ...
3276 * real.c (get_max_float): ... to here.
3277 * real.h (get_max_float): New.
3279 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3283 * builtin-attrs.def (ATTR_TYPEGENERIC,
3284 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3286 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3287 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3288 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3289 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3291 * c-common.c (handle_type_generic_attribute): New.
3292 (c_common_attribute_table): Add "type generic".
3294 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3296 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3298 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3299 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3302 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3305 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3306 checking that the operand is an expression.
3308 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3309 Danny Smith <dannysmith@users.sourceforge.net>
3312 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3313 file mapping object in local namespace if Windows version later
3316 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3318 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3319 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3320 arm_cannot_force_const_mem.
3321 (arm_cannot_force_const_mem): New function.
3322 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3323 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3324 of arm_tls_referenced_p.
3325 * config/arm/arm.md (movsi): Split out-of-section constants when
3326 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3327 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3329 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3331 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3333 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3335 * config/mips/mips.md (*extendqihi2): Convert the destination
3338 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3340 * config/pa/fptr.c: Update license header.
3341 * config/pa/milli64.S: Likewise.
3343 2007-07-17 Nick Clifton <nickc@redhat.com>
3345 * COPYING_v3: New file. Contains version 3 of the GNU General
3347 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3348 Lesser General Public License.
3349 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3350 the GNU General Public License.
3352 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3354 PR rtl-optimization/32773
3355 * cfglayout.c (force_one_exit_fallthru): New function.
3356 (cfg_layout_finalize): Use it.
3358 2007-07-16 Richard Guenther <rguenther@suse.de>
3359 Uros Bizjak <ubizjak@gmail.com>
3361 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3362 before forcing it to gimple operand.
3364 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3365 David Ung <davidu@mips.com>
3367 * config/mips/mips.h (TUNE_24K): Define.
3368 (TUNE_MACC_CHAINS): Add TUNE_24K.
3369 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3371 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3372 (r74k_int_madd): .. this new reservation.
3373 (define_bypass): Fixed bypasses for r74k_int_madd to use
3375 * config/mips/24k.md (define_bypass): Define new
3376 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3378 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3379 Nigel Stephens <nigel@mips.com>
3381 * config/mips/mips.md: Include 20kc.md.
3382 * config/mips/20kc.md: New file.
3383 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3384 (mips_adjust_cost): Tweak for 20Kc.
3385 (mips_issue_rate): Likewise.
3386 * config/mips/mips.h (TUNE_20KC): Define.
3388 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3390 * config/rs6000/rs6000.c (struct processor_cost): Add
3391 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3393 (*_cost): Add cache information.
3394 (rs6000_override_options): Set cache parameters.
3396 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3399 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3400 * doc/install.texi (mips-sgi-irix6): pthread support works now.
3402 2007-07-16 Paul Brook <paul@codesourcery.com>
3405 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3406 (cirrus_thumb2_movsi_insn): Ditto.
3408 2007-07-15 Geoffrey Keating <geoffk@apple.com>
3410 * config/rs6000/darwin-fallback.c (interpret_libc): Change
3413 2007-07-15 Andrew Haley <aph@redhat.com>
3415 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3416 before looking in the context.
3418 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3422 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3423 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3424 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3425 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3426 to generate .CALLINFO statement.
3427 (hppa_expand_prologue): Set rp_saved.
3428 (hppa_expand_epilogue): Use rp_saved.
3429 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3430 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3432 2007-07-14 Dirk Mueller <dmueller@suse.de>
3434 * omega.c (coalesce): Fix memory leak on early exit.
3435 * matrix-reorg.c (check_allocation_function): Likewise.
3436 * tree-vect-transform.c (vect_get_new_vect_var): free result
3438 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3439 pass pointer to edge vector
3440 (partition_hot_cold_basic_blocks): Fix memory leak.
3441 * collect2.c (prefix_from_string): Free temporary storage.
3442 * reload1.c (fixup_abnormal_edges): Free sbitmap.
3444 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
3446 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3447 (DO_GLOBAL_DTORS_BODY): Likewise.
3449 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
3450 Nigel Stephens <nigel@mips.com>
3452 * config/mips/mips.c (mips_classify_symbol): Don't return
3453 SYMBOL_SMALL_DATA for constant pool addresses if
3454 TARGET_EMBEDDED_DATA is true.
3456 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
3458 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3459 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3460 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3461 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3462 __builtin_ia32_storehps, __builtin_ia32_storelps,
3463 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3464 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3465 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3466 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3467 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3468 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3469 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3470 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3471 using def_builtin_const.
3473 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
3475 PR tree-optimization/32705
3476 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3477 (simplify_binary_expression): Use SSA_VAL consistently.
3479 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3481 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3482 (SPEFSCR_REGNO): Delete definition.
3483 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3484 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3485 * config/rs6000/rs6000.h: Do not define *_REGNO.
3486 LINK_REGISTER_REGNUM -> LR_REGNO.
3487 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3488 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
3489 COUNT_REGISTER_REGNUM -> CTR_REGNO.
3490 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3491 R_VRSAVE, R_VSCR. Use them.
3492 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3493 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
3494 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
3495 * config/rs6000/aix.h: Define R_LR. Use it.
3497 2007-07-13 Caroline Tice <ctice@apple.com>
3499 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3500 flag_var_tracking is explicitly turned off (i.e. when variable
3501 tracking is not feasible); otherwise, turn flag_var_tracking on when
3502 flag_var_tracking_uninit is on.
3503 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3504 note definitions, to allow recording of initialization status in the
3506 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3507 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3508 determine if two note locations are equal.
3509 (output_loc_list): Don't output list entries whose start & end labels
3511 (reg_loc_descriptor): Add parameter for initialization status; pass it
3512 to other loc descriptor functions.
3513 (one_reg_loc_descriptor): Add parameter for initialization status;
3514 check its value and add DW_OP_GNU_uninit to returned loc descr if
3516 (multiple_reg_loc_descriptor): Add parameter for initialization
3518 pass init status argument to other loc descriptor functions; check
3519 value of intialization parameter and add DW_OP_GNU_uninit to returned
3520 loc descr if appropriate.
3521 (based_loc_descr): Add parameter for initialization status; add new
3522 variable for return value; check value of initialization parameter and
3523 add DW_OP_GNU_uninit to returned loc descr if appropriate.
3524 (concatn_mem_loc_descriptor): Add parameter for initialization status;
3525 pass init status argument to other loc descriptor functions; check
3526 value of intialization parameter and add DW_OP_GNU_uninit to returned
3527 loc descr if appropriate.
3528 (mem_loc_descriptor): Likewise.
3529 (concat_loc_descriptor): Likewise.
3530 (concatn_loc_descriptor): Likewise.
3531 (loc_descriptor): Add parameter for initialization status; pass it as
3532 argument to other loc descriptor function calls.
3533 (loc_descriptor_from_tree_1): Add appropriate initialization status
3534 to loc descriptor function calls.
3535 (add_location_or_const_value_attribute): Get initialization status
3536 from VAR_LOCATION note; add initialization status to loc descriptor
3538 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3539 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3540 status is uninitialized, add "[uninint]" to output.
3541 * common.opt (fvar-tracking-uninit): New option, similar to
3542 fvar-tracking, to turn on tracking of uninitialized variables; creates
3543 a new global flag, flag_var_tracking_uninit.
3544 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3545 (enum var_init_status): New type, for var initialization status field.
3546 * var-tracking.c (struct location_chain_def): Two new fields, init,
3547 for initialization status, and set_src for the assignment value expr.
3548 (unshare_variable): New parameter for initialization status;
3549 initialize new init and set_src fields.
3550 (var_reg_set): New parameters for initialization status and value;
3551 pass them to set_variable_part.
3552 (var_mem_set): Likewise.
3553 (get_init_value): New function.
3554 (var_reg_delete_and_set): New initialization status & value
3555 parameters; add call to get_init_value if status is unknown; pass new
3556 parameters to clobber_variable_part and var_reg_set.
3557 (var_mem_delete_and_set): Likewise.
3558 (var_reg_delete): Pass null set_src value to clobber_variable_part.
3559 (var_mem_delete): Likewise.
3560 (variable_union): Pass status to unshare_variable; initialize new init
3561 and set_src fields. If flag_var_tracking_uninit is not set, force
3562 status to initialized.
3563 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3564 used later to get the set_src value.
3565 (find_src_status): New function.
3566 (find_src_set_src): New function.
3567 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3568 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3569 MO_SET, get set_src value and pass it to var_reg_delete_and_set
3570 and var_mem_delete_and_set.
3571 (dump_variable): Print out "[uninit]" if appropriate.
3572 (set_variable_part): Add new initialization and set_src parameters;
3573 pass status to unshare_variable; set node->init and node- >set_src
3574 fields and modify slot in hash table appropriately; save the init and
3575 set_src values if appropriate and assign to the new node.
3576 (clobber_variable_part): New set_src parameter; if two nodes have
3577 same variable and same location but different set_src (assignment)
3578 values, clobber old node.
3579 (delete_variable_part): Pass init status to unshare_variable.
3580 (emit_note_insn_var_location): Add initialized var; assign var's init
3581 status to new 'initialized'; pass new init status field to calls to
3582 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3583 status to initialized.
3584 (emit_notes_in_bb): Pass initialization status to calls to
3585 var_reg_set, var_mem_set, var_reg_delete_and_set and
3586 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3587 var_reg_delete_and_set and var_mem_delete_and_set; call
3588 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3589 make up for change in add_stores.
3590 (vt_add_function_parameters): Add status to calls to
3592 * config/darwin.c (darwin_override_options): Turn on uninitialized
3593 tracking automatically, if var_tracking is on and the system is
3596 2007-07-13 Sa Liu <saliu@de.ibm.com>
3598 * config.gcc: Add options for arch and tune on SPU.
3599 * config/spu/predicates.md: Add constant operands 0 and 1.
3600 * config/spu/spu-builtins.def: Add builtins for double precision
3601 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
3602 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3604 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
3606 * config/spu/spu-protos.h: Add new function prototypes.
3607 * config/spu/spu.c (spu_override_options): Check options -march and
3609 (spu_comp_icode): Add comparison code for DFmode and vector mode.
3610 (spu_emit_branch_or_set): Use the new code for DFmode and vector
3612 (spu_const_from_int): New. Create a vector constant from 4 ints.
3613 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
3614 (spu_emit_vector_compare): New. Emit vector compare.
3615 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
3616 * config/spu/spu.h: Add options -march and -mtune. Define processor
3617 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
3618 CANONICALIZE_COMPARISON.
3619 * config/spu/spu.md: Add new insns for double precision compare
3620 and double precision vector compare. Add vcond and smax/smin patterns
3621 to enable DFmode vector conditional expression.
3622 * config/spu/spu.opt: Add options -march and -mtune.
3623 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3624 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
3625 both CELL and CELLEDP targets: spu_testsv.
3626 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
3629 2007-07-13 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/32721
3632 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3633 TREE_THIS_VOLATILE on the folded reference.
3634 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3635 if the array reference has TREE_THIS_VOLATILE set.
3637 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
3640 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3642 2007-07-13 Andreas Schwab <schwab@suse.de>
3644 * gengtype-lex.l: Allow declarations to be indented.
3646 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3648 * ginclude/tgmath.h: New.
3649 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3650 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3651 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3652 * configure: Regenerate.
3654 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3656 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3657 correct index when setting register save state for xd
3660 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
3662 * config/sh/sh.c (mark_use): Remove.
3664 2007-07-12 Paul Brook <paul@codesourcery.com>
3666 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3667 reg does not overlap return value.
3669 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3671 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3672 (set_expression_vuses): Ditto.
3673 (init_pre): Initialize expression_vuses.
3675 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3677 * config/i386/sse.md (storentdf, storentsf): New.
3679 2007-07-12 Geoffrey Keating <geoffk@apple.com>
3681 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3683 * tree.c (build_decl_stat): Move code from here...
3684 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
3685 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
3686 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3687 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3688 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3691 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3692 Devang Patel <dpatel@apple.com>
3694 PR tree-optimization/25413
3695 * targhooks.c (default_builtin_vector_alignment_reachable): New.
3696 * targhooks.h (default_builtin_vector_alignment_reachable): New.
3697 * tree.h (contains_packed_reference): New.
3698 * expr.c (contains_packed_reference): New.
3699 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3700 (vect_enhance_data_refs_alignment): Call
3701 vector_alignment_reachable_p.
3702 * target.h (vector_alignment_reachable): New builtin.
3703 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3704 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3705 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3707 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
3709 * target.h (builtin_vectorization_cost): Add new target builtin.
3710 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3711 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3712 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3713 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3714 uninitialized variables.
3715 * tree-vect-transform.c (cost_for_stmt): New function.
3716 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3717 using cost 1 for all scalar stmts. Be less conservative when
3718 estimating the number of prologue/epulogue iterations. Call
3719 targetm.vectorize.builtin_vectorization_cost. Return
3720 min_profitable_iters-1.
3721 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3722 initialization cost instead of TARG_VEC_STMT_COST. Use
3723 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3724 epilogue code. Fix epilogue cost computation.
3725 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3726 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3727 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3728 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3729 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3730 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3732 2007-07-12 Richard Guenther <rguenther@suse.de>
3734 * gimplify.c (gimplify_conversion): Make sure that the result
3735 from maybe_fold_offset_to_reference is trivially convertible
3736 to the desired type before doing the simplification.
3737 (gimplify_expr): Likewise.
3738 * fold-const.c (fold_binary): Use the correct types for
3739 building the simplified expression.
3741 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
3743 PR rtl-optimization/32729
3744 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3745 that fallthru to exit.
3747 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
3749 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3750 (symDTPOFF2reg): Likewise.
3752 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
3754 PR tree-optimization/32663
3756 * tree.h (VALUE_HANDLE_VUSES): Remove.
3757 (struct tree_value_handle): Remove vuses.
3759 * tree-vn.c (create_value_handle_for_expr): Don't set
3762 * tree-ssa-pre.c (expression_vuses): New.
3763 (alloc_expression_id): Set up expression_vuses.
3764 (get_expression_vuses): New.
3765 (set_expression_vuses): Ditto.
3766 (clear_expression_ids): Modify for expression_vuses.
3767 (phi_translate_1): Ditto.
3768 (phi_translate_set): Ditto.
3769 (value_dies_in_block_x): Ditto
3770 (valid_in_sets): Ditto.
3771 (add_to_sets): Ditto.
3772 (find_existing_value_expr): Ditto.
3773 (create_value_handle_for_expr): Ditto.
3774 (make_values_for_stmt): Ditto.
3775 (vuse_equiv): Remove.
3777 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
3779 * Makefile.in (mostlyclean): Remove object files.
3781 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3783 * toplev.c (no_new_pseudos): Deleted.
3784 * rtl.h (no_new_pseudos): Deleted.
3785 * tree-pass.h (pass_no_new_pseudos): Deleted.
3786 * passes.c (pass_no_new_pseudos): Deleted.
3787 * final.c (rest_of_clean_state): Removed no_new_pseudos.
3788 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3789 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
3791 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
3792 * rtlhooks.c (gen_lowpart_general): Ditto.
3793 * optabs.c (prepare_operand): Ditto.
3794 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3796 * modulo-sched.c (rest_of_handle_sms): Ditto.
3797 * see.c (rest_of_handle_see): Ditto.
3798 * ifcvt.c (if_convert): Ditto.
3799 (gate_handle_if_after_combine): Replaced no_new_pseudos with
3801 * init-regs.c (gate_initialize_regs): Deleted set of
3803 * lower-subreg.c (decompose_multiword_subregs): Ditto.
3804 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3805 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3807 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3811 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3812 (*vec_extractv2di_1_rex64): New insn pattern.
3814 2007-07-11 David Daney <ddaney@avtrex.com>
3816 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
3817 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
3818 for SIGNAL_UNWIND_RETURN_COLUMN.
3819 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
3820 (DWARF_FRAME_REGNUM): Rewrite.
3821 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
3823 2007-07-11 Nick Clifton <nickc@redhat.com>
3825 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
3826 delta and use gen_int_mode in place of GET_INT instead.
3828 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
3830 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
3833 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
3835 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
3836 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
3838 * params.h (VERIFY_CANONICAL_TYPES): Remove.
3839 (USE_CANONICAL_TYPES): New.
3840 * doc/invoke.texi (verify-canonical-types): Remove.
3841 (use-canonical-types): Add.
3843 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
3845 * config/spu/spu.c (spu_optimization_options): Remove setting of
3846 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
3847 (spu_override_options): Move it here.
3849 2007-07-11 Richard Sandiford <richard@codesourcery.com>
3851 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
3852 * config/mips/mips.c (mips_cpu_info_table): Mention
3853 MIPS_ISA_LEVEL_SPEC in the comment.
3855 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3857 PR tree-optimization/32713
3858 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
3860 2007-07-11 Paolo Carlini <pcarlini@suse.de>
3863 * c-opts.c (c_common_post_options): Do not change flag_complex_method
3864 conditional to flag_isoc99.
3865 (c_common_init_options): Do it here, unconditionally.
3867 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
3869 PR tree-optimization/32589
3870 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
3871 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
3872 * tree-ssa-propagate.c (valid_gimple_expression_p): New
3873 predicate, extracted from...
3874 (set_rhs): ...here. Call it for the expression on entry.
3875 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
3876 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
3877 (simplify_binary_expression): Use valid_gimple_expression_p
3878 to validate the simplification.
3879 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
3881 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
3883 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
3884 DWARF2_DEBUG on 32 bit target too.
3885 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
3887 2007-07-11 Nick Clifton <nickc@redhat.com>
3889 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
3890 version for 64-bit hosts.
3892 2007-07-10 David Daney <ddaney@avtrex.com>
3894 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
3896 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
3898 * config/mips/mips.c (mips_expand_synci_loop): New function.
3899 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
3900 (UNSPEC_RDHWR): Same.
3901 (UNSPEC_SYNCI): Same.
3902 (UNSPEC_SYNC): Same.
3903 (clear_cache): New expand.
3907 (clear_hazard): Same.
3908 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
3910 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
3911 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
3913 2007-07-10 Ian Lance Taylor <iant@google.com>
3915 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
3918 2007-07-10 David Daney <ddaney@avtrex.com>
3920 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
3921 * builtins.c (expand_builtin___clear_cache): New function.
3922 (expand_builtin): Call expand_builtin___clear_cache for
3923 BUILT_IN_CLEAR_CACHE case.
3924 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
3925 * doc/md.texi (clear_cache): Document new instruction pattern.
3926 * testsuite/gcc.dg/builtins-64.c: New test.
3928 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
3930 * config/cris/cris.md ("movsi"): Fix typo in last change.
3932 2007-07-09 Geoffrey Keating <geoffk@apple.com>
3935 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
3937 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
3938 * varasm.c (assemble_start_function): Honor DECL_ALIGN
3939 for FUNCTION_DECLs. Don't use align_functions_log if
3941 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
3942 even for FUNCTION_DECLs.
3943 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
3945 * tree.h (DECL_ALIGN): Update for new location of 'align'.
3946 (DECL_FUNCTION_CODE): Update for new location and name of
3948 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
3949 (struct tree_decl_common): Move 'align' and 'off_align' out
3950 of union, ensure they're still on a 32-bit boundary. Remove
3951 other fields in union 'u1'.
3952 (struct tree_function_decl): Add field 'function_code' replacing
3953 'u1.f' in tree_decl_common.
3954 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
3955 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
3956 (Variable Attributes): Cross-reference 'aligned' attribute
3957 to Function Attributes.
3958 * flags.h (force_align_functions_log): Delete.
3959 * toplev.c (force_align_functions_log): Delete.
3961 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
3964 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
3965 (*vec_concatv2di_rex): New insn pattern.
3967 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3970 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
3972 2007-07-10 Ian Lance Taylor <iant@google.com>
3974 Replace no_new_pseudos in backends.
3975 * rtl.h (can_create_pseudo_p): Define.
3976 * config/darwin.c (machopic_indirect_data_reference): Use
3977 can_create_pseudo_p () instead of no_new_pseudos.
3978 (machopic_indirect_data_reference): Likewise.
3979 (machopic_legitimize_pic_address): Likewise.
3980 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
3981 (alpha_emit_set_const_1): Likewise.
3982 (alpha_emit_set_const): Likewise.
3983 (alpha_emit_conditional_move): Likewise.
3984 (alpha_split_conditional_move): Likewise.
3985 * config/alpha/alpha.md (various splitters): Likewise.
3987 * config/arm/arm.c (legitimize_pic_address): Likewise.
3988 (arm_load_pic_register): Likewise.
3989 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
3990 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
3991 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
3992 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
3993 * config/cris/cris.md (movsi): Likewise.
3994 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
3995 (symGOTOFF2reg_hilo): Likewise.
3996 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
3997 * config/h8300/h8300.md (insv, extzv): Likewise.
3998 * config/i386/i386.c (ix86_expand_move): Likewise.
3999 (ix86_expand_vector_move): Likewise.
4000 (ix86_prepare_fp_compare_args): Likewise.
4001 (ix86_expand_carry_flag_compare): Likewise.
4002 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4003 (tls_dynamic_gnu2_combine_32): Likewise.
4004 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4005 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4006 (ia64_expand_movxf_movrf): Likewise.
4007 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4008 (m32c_split_move): Likewise.
4009 (m32c_expand_insv): Likewise.
4010 * config/m68k/m68k.md (movsi): Likewise.
4011 * config/mips/mips.c (mips_force_temporary): Likewise.
4012 (mips_split_symbol): Likewise.
4013 (mips_move_integer): Likewise.
4014 (mips_legitimize_const_move): Likewise.
4015 * config/mn10300/mn10300.md (movsi): Likewise.
4016 * config/pa/pa.c (emit_move_sequence): Likewise.
4017 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4018 (rs6000_got_register): Likewise.
4019 (create_TOC_reference): Likewise.
4020 (rs6000_machopic_legitimize_pic_address): Likewise.
4021 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4022 (various splitters): Likewise.
4023 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4024 (movsi_got): Likewise.
4025 * config/s390/s390.c (emit_symbolic_move): Likewise.
4026 * config/s390/s390.md (movhi, movqi): Likewise.
4027 (load_multiple, store_multiple): Likewise.
4028 * config/score/score.c (score_force_temporary): Likewise.
4029 * config/sh/sh.c (prepare_move_operands): Likewise.
4030 (prepare_cbranch_operands): Likewise.
4031 (emit_fpu_switch): Likewise.
4032 (fpscr_set_from_mem): Likewise.
4033 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4034 (adddi3, subsi3): Likewise.
4035 (various splitters): Likewise.
4036 (divsi_inv_fp_combine): Likewise.
4037 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4038 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4040 * config/sh/predicates.md (xor_operand): Likewise.
4041 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4042 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4043 (movdi_pic_label_ref): Likewise.
4044 * config/spu/spu.c (spu_split_immediate): Likewise.
4045 * config/alpha/alpha.md (various splitters): Remove test
4046 !no_new_pseudos || reload_completed.
4047 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4049 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4050 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4051 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4052 * config/score/score.c (th_output_mi_thunk): Likewise.
4053 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4054 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4056 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4058 PR rtl-optimization/32664
4059 * mode-switching.c (create_pre_exit): Skip barrier insns.
4061 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4063 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4064 force_gimple_operand_bsi.
4065 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4066 rewrite_use_compare): Ditto.
4067 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4069 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4070 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4071 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4072 * tree-profile.c (prepare_instrumented_value,
4073 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4074 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4075 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4076 tree_gen_ior_profiler): Ditto.
4077 * tree-ssa-reassoc.c (negate_value): Ditto.
4078 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4079 Use force_gimple_operand_bsi.
4080 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4081 * tree-if-conv.c (add_to_dst_predicate_list,
4082 find_phi_replacement_condition): Ditto.
4083 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4084 Call mark_symbols_for_renaming for new statements.
4085 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4087 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4089 * cfghooks.c (remove_edge): New function.
4090 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4092 * cfghooks.h (remove_edge): Declare.
4093 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4094 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4096 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4098 * optabs.h: Added declaration for signbit_optab.
4099 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4100 * genoptinit.c (optabs): Added entry for signbit insns.
4101 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4103 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4104 * config/s390/s390.md (signbit<mode>2): New expander.
4106 2007-07-09 Richard Guenther <rguenther@suse.de>
4109 * fold-const.c (fold_plusminus_mult_expr): Move constant
4110 arguments second to allow decomposing.
4112 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4115 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4117 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4118 Disregard DECL_FROM_INLINE.
4120 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4123 * doc/invoke.texi: Add ftree-reassoc flag.
4124 * common.opt (ftree-reassoc): New flag.
4125 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4126 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4128 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4130 PR tree-optimization/32681
4131 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4132 saved in second_edge->aux when first_bb is a loop header.
4134 2007-07-09 Jan HUbicka <jh@suse.cz>
4136 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4138 2007-07-09 Richard Guenther <rguenther@suse.de>
4140 * c-decl.c (start_function): Do not promote return type.
4142 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4144 * function.c (do_warn_unused_parameter): Do not warn if
4145 TREE_NO_WARNING is set.
4147 2007-07-08 Andreas Schwab <schwab@suse.de>
4149 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4151 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4154 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4156 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4157 apply to assembly language, too.
4158 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4160 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4162 Revert (note the sccvn portions are *not* reverted)
4163 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4165 Fix PR tree-optimization/23488
4167 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4169 * tree-flow-inline.h (get_value_handle): Ditto.
4170 * tree-ssa-pre.c (decl_vh_map): New.
4171 (decl_node_pool): New.
4172 (can_value_number_operation): Support DECL_P.
4173 (can_PRE_operation): Ditto.
4174 (create_expression_by_pieces): Ditto.
4175 (find_existing_value_expr): Modify to differnetiate between
4176 addressing and top level.
4177 (create_value_handle_for_expr): Handle DECL's.
4178 (poolify_tree): Ditto.
4179 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4180 (make_values_for_stmt): Handle DECL's properly.
4181 (init_pre): Reorg to not init useless things during FRE.
4183 * tree-flow.h: Include pointer-set.h.
4184 (decl_vh_map): Declare.
4185 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4187 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4189 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4190 the constraint description.
4191 * doc/md.texi: Update documentation of AVR constraints.
4193 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4195 * auto-inc-dec.c, config/arm/arm.c,
4196 config/m32r/constraints.md, config/mips/mips.md,
4197 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4198 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4199 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4200 typos. Follow spelling conventions.
4201 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4203 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4204 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4206 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4207 realloc_vuse): Remove.
4208 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4211 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4213 Fix PR tree-optimization/23488
4215 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4216 (try_to_simplify): Ditto.
4218 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4220 * tree-flow-inline.h (get_value_handle): Ditto.
4221 * tree-ssa-pre.c (decl_vh_map): New.
4222 (decl_node_pool): New.
4223 (can_value_number_operation): Support DECL_P.
4224 (can_PRE_operation): Ditto.
4225 (create_expression_by_pieces): Ditto.
4226 (find_existing_value_expr): Modify to differnetiate between
4227 addressing and top level.
4228 (create_value_handle_for_expr): Handle DECL's.
4229 (poolify_tree): Ditto.
4230 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4231 (make_values_for_stmt): Handle DECL's properly.
4232 (init_pre): Reorg to not init useless things during FRE.
4234 * tree-flow.h: Include pointer-set.h.
4235 (decl_vh_map): Declare.
4236 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4238 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4240 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4241 apply to assembly language, too.
4242 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4244 2007-07-06 Ian Lance Taylor <iant@google.com>
4245 Zack Weinberg <zackw@panix.com>
4248 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4250 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4252 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4253 (prefetch): Likewise if "pref" would be used.
4255 2007-07-06 Josh Conner <jconner@apple.com>
4259 * calls.c (store_one_arg): Handle arguments which are partially
4260 on the stack when detecting argument overlap.
4262 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4264 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4265 chosen during find_reloads.
4267 2007-07-06 Richard Guenther <rguenther@suse.de>
4269 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4270 TYPE_ARG_TYPES for verification of argument types. Use
4271 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4272 parameters as variable arguments.
4274 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4276 * libgcc2.h (word_type): Type definition removed.
4277 (cmp_return_type, shift_count_type): Type definitions added.
4278 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4279 replaced with shift_count_type.
4280 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4282 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4283 changed from word_type to Wtype.
4284 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4285 replaced with shift_count_type.
4286 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4288 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4289 and libgcc_shift_count attribute added.
4290 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4291 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4292 (TARGET_INITIALIZER): New target hooks added.
4293 * targhooks.c (default_libgcc_cmp_return_mode,
4294 default_libgcc_shift_count_mode): Default implementations for the new
4296 * targhooks.h (default_libgcc_cmp_return_mode,
4297 default_libgcc_shift_count_mode): Function prototypes added.
4298 * target.h (struct gcc_target): Fields for the new target hooks added.
4299 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4301 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4304 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4305 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4307 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4308 s390_libgcc_shift_count_mode): Functions added.
4309 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4310 Target hooks defined.
4312 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4314 * config/mips/mips.c (compute_frame_size): Restore the original
4315 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4316 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4317 Document why the difference is needed.
4319 2007-07-06 Richard Guenther <rguenther@suse.de>
4321 * c-common.c (boolean_increment): Use correctly typed
4324 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4326 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4327 the topmost argument register is not also included in the save mask.
4328 (mips16e_collect_argument_save_p): Take a pointer to the argument
4329 register, rather than a pointer to the number of arguments.
4330 (mips16e_collect_argument_saves): Only include argument saves
4331 that aren't in the register mask.
4333 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4335 PR rtl-optimization/32450
4336 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4337 to ensure that instructions are not moved into the prologue when
4338 profiling is on. Remove unused prologue_end variable.
4339 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4340 as a scheduling barrier.
4342 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4345 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4346 Disregard DECL_FROM_INLINE.
4348 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4350 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4351 IORing with a constant.
4353 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4355 PR rtl-optimization/32475
4356 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4357 for every definition of the stack pointer.
4359 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4361 * arm.c (vfp3_const_double_index): Copy signed results of
4362 REAL_VALUE_TO_INT into unsigned vars.
4364 2007-07-05 Richard Guenther <rguenther@suse.de>
4367 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4369 * tree-ssa.c (useless_type_conversion_p): Check canonical
4372 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4374 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4375 zero_extendhisi2): Change to define_insn_and_split.
4376 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4378 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4380 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4381 pass_match_asm_constraints): New.
4382 * passes.c (init_optimization_passes): Add new pass.
4383 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4384 * function.h (struct function): Add has_asm_statement bit.
4385 (current_function_has_asm_statement): New.
4386 * tree-pass.h (pass_match_asm_constraints): New.
4388 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4390 * config/mips/mips.c (mips_file_start): Avoid declaration
4393 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4395 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4397 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
4399 * rtl.def (NOTE): Change print format string to print
4400 operand 5 as a note insn name.
4402 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4403 David Ung <davidu@mips.com>
4405 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
4406 * doc/invoke.texi: (MIPS Options): Document them.
4408 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4409 David Ung <davidu@mips.com>
4411 Add support for SmartMIPS ASE.
4413 * optabs.c (expand_binop_directly): New, broken out from...
4414 (expand_binop): Here. Make it try rotating in the other
4415 direction even when the second operand isn't constant.
4416 * config/mips/mips.md (*lwxs): New.
4417 * config/mips/mips.opt (msmartmips): New.
4418 * config/mips/mips.c (mips_lwxs_address_p): New.
4419 (mips_rtx_costs): Make it recognize scaled indexed addressing.
4420 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4421 __mips_smartmips when compiling for TARGET_SMARTMIPS.
4422 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
4423 (ISA_HAS_LWXS): New.
4424 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
4425 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
4426 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
4427 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
4428 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
4429 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
4430 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
4432 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4434 * tree-vectorizer.c (new_loop_vec_info): Initialize
4435 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4436 * tree-vectorizer.h (_loop_vec_info): Added new filed
4437 min_profitable_iters.
4438 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
4439 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
4440 * tree-vect-analyze.c (vect_analyze_operations): Set
4441 LOOP_VINFO_COST_MODEL_MIN_ITERS.
4442 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
4443 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
4444 Fix calculation of peel_iters_prologue. Move consideration of epilogue
4445 and prologue cost to after they are computed.
4446 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
4448 (vect_model_simple_cost): Takes additional argument dt. Consider cost
4449 of creating vectors from scalars according to dt.
4450 (vect_model_store_cost): Likewise.
4451 (vectorizable_call): Use dt array instead of scalar dt. Call
4452 vect_model_simple_cost with additional argument dt.
4453 (vectorizable_assignment): Likewise.
4454 (vectorizable_operation): Likewise.
4455 (vectorizable_type_demotion): Likewise.
4456 (vectorizable_type_promotion): Likewise.
4457 (vectorizable_store): Use dt array instead of scalar dt. Call
4458 vect_model_store_cost with additional argument dt.
4459 (vect_do_peeling_for_loop_bound): Don't call
4460 vect_estimate_min_profitable_iters. Instead, lookup
4461 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
4462 "may not be profitable".
4464 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
4467 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
4468 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
4469 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
4470 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
4472 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
4474 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
4475 addressing modes cheaper.
4477 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
4479 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
4480 (dw_ranges_struct): Rename block_num to num. Adjust.
4481 (dw_ranges_by_label_struct): New.
4482 (ranges_by_label, ranges_by_label_allocated,
4483 ranges_by_label_in_use): New variables.
4484 (add_ranges_num): Factored most of the code out of...
4485 (add_ranges): ... this one. Rewrite in terms of the former.
4486 (add_ranges_by_labels): New.
4487 (output_ranges): Output by-label ranges.
4488 (dwarf2out_finish): Output range for multiple-section
4489 compile_unit. Output standard DW_AT_low_pc in addition to
4490 unexpected DW_AT_entry_pc.
4492 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
4494 PR tree-optimization/32604
4495 PR tree-optimization/32606
4497 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
4498 (compute_antic_safe): Removed.
4499 (ANTIC_SAFE_LOADS): Ditto.
4500 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
4501 (execute_pre): Don't call compute_antic_safe.
4502 (vuse_equiv): New function.
4503 (make_values_for_stmt): Use it
4504 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
4507 2007-07-04 Anatoly Sokolov <aesok@post.ru>
4510 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
4512 (avr_attribute_table): Make "naked" attribute apply to function types
4513 rather than to decls.
4514 (avr_handle_fntype_attribute): New function.
4516 2007-07-04 Joseph Myers <joseph@codesourcery.com>
4518 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
4521 2007-07-04 David Ung <davidu@mips.com>
4522 Joseph Myers <joseph@codesourcery.com>
4524 * config/mips/mips.md (type): Add logical, signext and move.
4525 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
4526 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
4527 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
4528 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
4529 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
4530 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
4531 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
4532 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
4533 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
4534 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
4535 movv2sf_hardfloat_64bit): Use the new types.
4536 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
4537 *movdf_softfloat, *movdf_mips16): Use "multi".
4538 (extendqihi2): Replace with a define_expand.
4539 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
4540 Based on extend<SHORT:mode><GPR:mode>2 patterns.
4541 * config/mips/74k.md (r74k_int_logical): New reservation and
4543 (r74k_int_arith): Remove "slt".
4544 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
4545 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
4546 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
4547 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
4548 reservations for "arith".
4550 2007-07-04 Richard Guenther <rguenther@suse.de>
4552 * tree-ssa.c (useless_type_conversion_p): Add handling for
4553 scalar float and vector types. Only call the types_compatible_p
4554 langhook for aggregate types as last resort. Follow the
4557 2007-07-04 Richard Guenther <rguenther@suse.de>
4559 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
4560 the same as NOP_EXPR.
4562 2007-07-04 Nick Clifton <nickc@redhat.com>
4564 * target.h (struct gcc_target): Add target_help field.
4565 * target-def.h (TARGET_HELP): New.
4566 (TARGET_INITIALIZER): Use TARGET_HELP.
4567 * opts.c (command_handle_option): Invoke target_help function, if
4568 defined, when the user has specified --target-help on the command
4570 * doc/invoke.texi: Mention that --target-help might print
4571 additional information.
4572 * doc/tm.texi: Document TARGET_HELP hook.
4574 * arm.c (TARGET_HELP): Override default definition.
4575 (arm_target_help): New - display a wrapped list of cores and
4576 architectures supported.
4578 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
4580 * config/gcc/v850/v850.c (expand_prologue): Make sure
4581 GEN_INT() argument is sign extended rather than zero extended.
4582 (expand_epilogue): Likewise.
4583 (output_move_double): Delete.
4584 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
4585 * config/gcc/v850/v850.md (movdi): Delete.
4586 (*movdi_internal): Delete.
4588 (*movdf_internal): Delete.
4590 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4592 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
4593 unless compiling RTP PIC.
4595 2007-07-04 Richard Guenther <rguenther@suse.de>
4597 PR tree-optimization/32482
4598 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
4599 original ssa name if we didn't find a shift expression.
4600 Fix shift constant for bit zero test.
4602 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4604 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
4606 2007-07-04 Richard Sandiford <richard@codesourcery.com>
4608 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
4609 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
4610 * config/arm/vxworks.h (ASM_SPEC): Delete.
4611 (SUBTARGET_EXTRA_ASM_SPEC): Define.
4613 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4615 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
4616 (DDR_REVERSED_P): New.
4617 * tree-data-ref.c (initialize_data_dependence_relation,
4618 build_classic_dist_vector): Set DDR_REVERSED_P.
4620 2007-07-04 Sebastian Pop <sebpop@gmail.com>
4623 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
4624 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4625 init_omega_for_ddr_1): Use non conservative number of iterations
4627 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
4628 (analyze_siv_subscript): Remove FIXME and reinitialization of
4629 last_conflicts to chrec_dont_know.
4630 * testsuite/gfortran.dg/vect/pr32457.f90: New.
4632 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4634 * tree.c (maybe_canonicalize_argtypes): Improve description.
4636 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
4638 * tree.c (maybe_canonicalize_argtypes): New.
4639 (build_function_type): Set canonical type.
4640 (build_method_type_directly): Ditto.
4641 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
4644 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4646 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
4648 (rewrite_use_nonlinear_expr): Likewise.
4650 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
4652 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
4654 2007-07-04 Ben Elliston <bje@au.ibm.com>
4656 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
4659 * c-objc-common.c (c_types_compatible_p): Fix indentation.
4661 * doc/tm.texi (Run-time Target): Capitalise "CPU".
4662 (Exception Handling): Likewise.
4664 2007-07-03 Jan Hubicka <jh@suse.cz>
4666 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
4668 2007-07-03 Eric Christopher <echristo@apple.com>
4670 * doc/cppopts.texi: Add conflicting option note to -dM.
4671 * doc/invoke.texi: Add note about possible conflicts with
4672 -E for -dCHARS and note that -dM will not produce
4673 any results if there is no machine dependent reorg.
4675 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4677 * tree.h (DECL_ALIGN): Back out previous change.
4679 2007-07-03 Joseph Myers <joseph@codesourcery.com>
4681 * configure.ac: Test for .dtprelword support on MIPS.
4682 * configure, config.in: Regenerate.
4683 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
4684 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4686 2007-07-03 Julian Brown <julian@codesourcery.com>
4688 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
4689 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
4690 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
4691 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
4693 (all_fpus): Add FPUTYPE_VFP3.
4694 (fp_model_for_fpu): Add VFPv3 field.
4695 (arm_rtx_costs_1): Give cost to VFPv3 constants.
4696 (vfp3_const_double_index): New function. Return integer index of
4697 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
4699 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
4700 and argument represents a valid RTX for a VFPv3 constant.
4701 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
4703 (vfp_emit_fstmd): Similar, for fstmd.
4704 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
4705 constants, represented as integer indices.
4706 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
4707 VFP_REGNO_OK_FOR_DOUBLE macros.
4708 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
4709 (arm_file_start): Set float-abi attribute for VFPv3, and output
4710 correct ".fpu" assembler directive.
4711 (arm_dbx_register_numbering): Add FIXME.
4712 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
4713 (fputype): Add FPUTYPE_VFP3.
4714 (FIXED_REGISTERS): Add 32 registers for D16-D31.
4715 (CALL_USED_REGISTERS): Likewise.
4716 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
4717 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
4718 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
4719 (D7_VFP_REGNUM): New.
4720 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
4721 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
4722 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
4723 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
4724 (REG_ALLOC_ORDER): Adjust for VFPv3.
4725 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
4726 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
4727 VFP_LO_REGS, VFP_HI_REGS.
4728 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
4729 (IS_VFP_CLASS): Define macro.
4730 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
4732 (REGISTER_MOVE_COST): Likewise.
4733 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
4734 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
4735 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
4736 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
4737 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
4738 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
4739 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
4740 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
4741 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
4742 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
4743 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
4744 where appropriate for single-word registers.
4745 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
4746 As above. Fix type attributes.
4747 * config/arm/constraints.md (register_contraint "t"): Define.
4748 (register_constraint "w"): Change to D0-D15, or D0-D31 for
4750 (register_constraint "x"): Define.
4751 (constraint "Dv"): Define.
4753 2007-07-03 Geoffrey Keating <geoffk@apple.com>
4755 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
4757 2007-07-03 Tom Tromey <tromey@redhat.com>
4759 * c-parser.c (objc_pq_context): Removed.
4760 (objc_need_raw_identifier): Likewise.
4761 (c_parser) <objc_pq_context>: New field.
4762 <objc_need_raw_identifier>: Likewise.
4763 (OBJC_NEED_RAW_IDENTIFIER): Removed.
4764 (c_lex_one_token): Update.
4765 (c_parser_objc_protocol_definition): Update.
4766 (c_parser_objc_method_definition): Update.
4767 (c_parser_objc_methodproto): Update.
4768 (c_parser_declspecs): Update.
4770 2007-07-03 David Ung <davidu@mips.com>
4772 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
4774 2007-07-03 David Ung <davidu@mips.com>
4775 Richard Sandiford <richard@codesourcery.com>
4777 * doc/invoke.texi: Document -march=74kf3_2.
4778 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
4779 (TUNE_74K): Check for it.
4780 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
4781 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
4782 * config/mips/mips.md (cpu): Add 74kf3_2.
4783 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
4784 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
4785 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
4786 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
4787 74kf3_2 to the CPU list.
4788 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
4789 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
4790 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
4791 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
4792 (r74kf3_2_fxfer_from_c1): New insn reservations.
4794 2007-07-03 Richard Sandiford <richard@codesourcery.com>
4795 David Ung <davidu@mips.com>
4797 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
4798 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
4799 and 74k[fx]. Document aliases for the new options.
4800 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
4801 (PROCESSOR_24KF2_1): ...this.
4802 (PROCESSOR_24KX): Rename to...
4803 (PROCESSOR_24KF1_1): ...this.
4804 (PROCESSOR_74KF): Rename to...
4805 (PROCESSOR_74KF2_1): ...this.
4806 (PROCESSOR_74KX): Rename to...
4807 (PROCESSOR_74KF1_1): ...this.
4808 (TUNE_74K): Update PROCESSOR_* names.
4809 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
4810 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
4811 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
4812 (mips_rtx_cost_data): Update processor names in comments.
4813 (mips_issue_rate): Update PROCESSOR_* names.
4814 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
4815 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
4816 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
4817 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
4818 Update cpu attribute names.
4819 (r24k_fpu_iss): Rename this reservation to...
4820 (r24kf2_1_fpu_iss): ...this and update all uses.
4821 (r24kx_fpu_iss): Rename this reservation to...
4822 (r24kf1_1_fpu_iss): ...this and update all uses.
4823 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
4824 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
4825 Update cpu attribute names.
4827 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
4829 * config/m32r/constraints.md: New file.
4830 * config/m32r/m32r.c: Include tm-constrs.h.
4831 (small_data_operand): Use satisfies_constraint_* instead of macro.
4832 (addr24_operand, gen_compare): Likewise.
4833 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
4834 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
4835 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4836 EXTRA_CONSTRAINT): Likewise.
4837 * config/m32r/m32r.md: Include constraints.md.
4838 (*movsi_insn): Use satisfies_constraint_* instead of macro.
4839 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
4840 * config/m32r/predicates.md (conditional_move_operand): Likewise.
4841 (two_insn_const_operand, int8_operand, uint16_operand,
4842 reg_or_int16_operand, reg_or_uint16_operand,
4843 reg_or_cmp_int16_operand, cmp_int16_operand,
4844 seth_add3_operand): Likewise.
4846 2007-07-03 Eric Christopher <echristo@gmail.com>
4848 * libgcc2.h: Conditionally declare __bswapsi2 and
4851 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
4853 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
4856 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4859 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
4860 (__gthrw_pragma): Provide default definition.
4862 * gthr-posix.c (__gthrw_pragma): Define.
4864 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
4866 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
4867 before declaring inequality.
4869 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
4871 * combine.c (recog_for_combine): Log the success or failure of
4872 matching new insn patterns against the machine description in
4875 2007-07-03 Revital Eres <eres@il.ibm.com>
4877 * ddg.c (print_sccs): New function.
4878 (check_sccs): New function.
4879 (create_ddg_all_sccs): Use it.
4880 * ddg.h (print_sccs): Declare.
4881 * modulo-sched.c (sms_order_nodes): Call print_sccs.
4883 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
4885 * targhooks.h (default_mode_for_suffix): New function declaration.
4886 * targhooks.c (default_mode_for_suffix): New default target hook.
4887 * target.h (struct c): New structure in the targetm struct.
4888 (mode_for_suffix): New target hook as part of struct c.
4889 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
4890 default_mode_for_suffix.
4891 (TARGET_C): New define.
4892 * c-lex.c: Include "target.h".
4893 (interpret_float): Use targetm.c.mode_for_suffix to determine
4894 the mode for a given non-standard suffix.
4895 Makefile.in (c-lex.o): Depend on $(TARGET_H).
4897 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
4898 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
4900 * doc/extend.texi (Floating Types): New node. Document __float80 and
4901 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
4903 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
4906 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
4907 predicate instead of target_operand.
4908 (divsi3_i1_media, divsi3_media_2): Likewise.
4910 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
4912 * tree.h (alias_sets_might_conflict_p): Rename into
4913 alias_sets_must_conflict_p.
4914 * alias.c (alias_sets_might_conflict_p): Likewise.
4915 (alias_sets_conflict_p): Use it.
4916 (objects_must_conflict_p): Likewise.
4917 * c-common.c (strict_aliasing_warning): Adjust.
4919 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
4921 * rtlhooks.c (gen_lowpart_if_possible): Check for
4922 invalid subreg before calling gen_lowpart_SUBREG.
4924 2007-07-02 Geoffrey Keating <geoffk@apple.com>
4926 * config/darwin9.h: Add copyright notice.
4927 (LINK_COMMAND_SPEC): Add comment.
4928 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
4929 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
4930 DARWIN_LIBSYSTEM_HAS_UNWIND.
4932 2007-07-02 Jakub Jelinek <jakub@redhat.com>
4935 * omp-low.c (check_combined_parallel): New function.
4936 (lower_omp_parallel): Call it via walk_stmts, set
4937 OMP_PARALLEL_COMBINED if appropriate.
4938 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
4939 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
4940 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
4941 don't consider it as combined parallel.
4943 2007-07-02 Richard Sandiford <richard@codesourcery.com>
4945 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4946 (gcc_tooldir): Likewise.
4947 * configure: Regenerate.
4948 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4949 old configure.ac gcc_tooldir setting.
4950 (prefix_to_exec_prefix): New variable.
4951 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4952 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4954 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
4956 Fix PR tree-optimization/32583
4957 Fix PR tree-optimization/32584
4958 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
4959 (phi_translate_set): Use phi_translate directly now.
4960 (make_values_for_stmt): Don't value number RHS if we already know
4963 2007-07-02 Steve Ellcey <sje@cup.hp.com>
4964 Jim Wilson <wilson@specifix.com>
4967 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
4970 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
4971 Richard Sandiford <richard@codesourcery.com>
4972 Nigel Stephens <nigel@mips.com>
4974 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
4975 (mips16e_output_save_restore): Declare.
4976 (mips16e_save_restore_pattern_p): Likewise.
4977 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
4978 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
4979 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
4980 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
4981 (BITSET_P): New global macro, extracted from...
4982 (mips_for_each_saved_reg): ...here.
4983 (mips16e_save_restore_info): New struct.
4984 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
4985 (mips16e_save_restore_regs): New variable.
4986 (mips_split_plus, mips16e_find_first_register): New functions.
4987 (mips16e_mask_registers): New function.
4988 (compute_frame_size): Expand the commentary before the function.
4989 Enforce the MIPS16e save and restore register range restrictions.
4990 Pad the general register save area at the low end.
4991 (mips16e_save_restore_reg, mips16e_build_save_restore)
4992 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
4993 (mips16e_output_save_restore, mips16e_collect_propagate_value)
4994 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
4996 (mips_expand_prologue, mips_expand_epilogue): Handle
4997 GENERATE_MIPS16E_SAVE_RESTORE.
4998 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5000 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5002 PR tree-optimization/31966
5003 PR tree-optimization/32533
5004 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5005 "basic_block" description as its third argument. Update function
5006 calls to get destination bb from "edge" argument. Save "cond" into
5007 aux field of the edge. Update prototype for changed arguments.
5008 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5010 (find_phi_replacement_condition): Operate on incoming edges, not
5011 on predecessor blocks. If there is a condition saved in the
5012 incoming edge aux field, AND it with incoming bb predicate.
5013 Return source bb of the first edge.
5014 (clean_predicate_lists): Clean aux field of outgoing node edges.
5015 (tree_if_conversion): Do not initialize cond variable. Move
5016 variable declaration into the loop.
5017 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5018 initializations of new_stmt, arg0 and arg1 variables.
5020 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5022 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5023 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5025 2007-07-02 Richard Guenther <rguenther@suse.de>
5027 * tree-ssa.c (useless_type_conversion_p): Document
5028 future intent as defining the middle-end type system.
5029 Re-structure to call langhook last, group by type class,
5030 mark questionable parts.
5032 2007-07-02 Richard Guenther <rguenther@suse.de>
5034 * tree-flow.h (types_compatible_p): Declare.
5035 * tree-ssa.c (types_compatible_p): New function.
5036 * ipa-type-escape.c (discover_unique_type): Use
5037 types_compatible_p instead of lang_hooks.types_compatible_p.
5038 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5039 * tree-vn.c (expressions_equal_p): Likewise.
5040 * tree.c (fields_compatible_p): Likewise.
5041 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5042 (cprop_operand): Use useless_type_conversion_p instead of
5043 lang_hooks.types_compatible_p.
5044 * tree-inline.c (setup_one_parameter): Likewise.
5045 (declare_return_variable): Likewise.
5046 * tree-nrv.c (tree_nrv): Likewise.
5047 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5048 (maybe_fold_offset_to_component_ref): Likewise.
5049 (maybe_fold_offset_to_reference): Likewise.
5050 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5051 (merge_alias_info): Likewise.
5052 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5053 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5054 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5055 * tree-tailcall.c (find_tail_calls): Likewise.
5056 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5057 * gimplify.c (canonicalize_addr_expr): Likewise.
5058 (fold_indirect_ref_rhs): Likewise.
5059 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5060 (cpt_same_type): Likewise.
5061 (check_pointer_types_r): Swap parameters to cpt_same_type
5063 * fold-const.c (fold_convert): Revert fix for PR15988.
5064 * tree-inline.c (setup_one_parameter): Instead fix it here by
5065 using fold_build1 instead of fold_convert and checking for
5066 error_mark_node. Convert only if the conversion is necessary.
5068 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5070 * configure.ac: Check for .gnu_attribute on Power.
5071 * configure: Regenerate.
5072 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5073 attribute for floating-point ABI.
5075 2007-07-02 Ira Rosen <irar@il.ibm.com>
5077 PR tree-optimization/32230
5078 PR tree-optimization/32477
5079 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5080 address is a constant.
5082 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5084 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5085 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5086 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5087 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5088 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5089 64-bit targets. Add support for *-elfoabi*.
5090 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5091 different settings if $(tm_defines) does not select the EABI.
5092 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5093 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5094 (MIPS_ARCH_OPTION_SPEC): Likewise.
5095 (MIPS_ISA_LEVEL_SPEC): Likewise.
5096 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5097 * config/mips/elfoabi.h: New file.
5099 2007-07-02 Richard Guenther <rguenther@suse.de>
5101 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5102 (useless_type_conversion_p): ... this.
5103 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5104 (useless_type_conversion_p): ... this.
5105 * builtins.c (fold_builtin_memory_op): Rename
5106 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5107 * tree-cfg.c (verify_expr): Likewise.
5108 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5109 * tree-ssa-ccp.c (ccp_fold): Likewise.
5110 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5111 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5113 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5114 * tree-ssa-pre.c (eliminate): Likewise.
5115 * tree-ssa.c (delete_tree_ssa): Likewise.
5116 (tree_ssa_useless_type_conversion): Likewise.
5117 * tree.c (build2_stat): Likewise.
5119 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5121 Fix PR tree-optimization/32571
5122 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5125 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5128 and other expected operations explicitly, change default to
5131 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5133 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5135 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5136 (tls_load_dot_plus_eight): Move the label number into the unspec.
5137 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5139 2007-07-01 Andreas Schwab <schwab@suse.de>
5141 * dwarf2out.c (initial_return_save): Define only if used.
5143 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5145 Unreverting Richard's Revert of:
5147 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5149 * dce.c (deletable_insn_p_1): New function, split out from...
5150 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5151 specially, not those inside PARALLELs. Remove BODY argument
5152 and adjust recursive call accordingly.
5153 (prescan_insns_for_dce): Update call to delete_insn_p.
5155 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5156 Revital Eres <eres@il.ibm.com>
5158 * ddg.c (create_ddg_all_sccs): Fix missed
5159 initialization of scc_nodes.
5161 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5164 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5165 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5167 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5169 * configure.ac: Check for .gnu_attribute on MIPS.
5170 * configure, config.in: Regenerate.
5171 * config/mips/mips.c (mips_file_start): If supported, output
5172 attribute for floating-point ABI.
5174 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5177 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5178 (ffs_cmove): New expander to expand using ctz pattern.
5179 (*ffs_cmove): Remove pattern.
5180 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5181 (ffsdi2): Expand using ctz pattern.
5182 (*ffs_rex64): Remove pattern.
5184 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5186 PR rtl-optimization/32296
5187 * pa.md (return): Delete pattern.
5188 (return_internal): Remove "(const_int 1)" from pattern.
5189 (epilogue): Use return_internal pattern for trivial returns.
5190 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5191 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5193 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5195 * tree-ssa-pre.c (is_exception_related): New function
5196 (can_value_number_operation): Use it.
5198 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5200 Fix PR tree-optimization/32540
5201 Fix PR tree-optimization/31651
5203 * tree-ssa-sccvn.c: New file.
5205 * tree-ssa-sccvn.h: Ditto.
5207 * tree-vn.c: Include tree-ssa-sccvn.h
5208 (val_expr_paid_d): Removed.
5209 (value_table): Ditto.
5210 (vn_compute): Ditto.
5211 (val_expr_pair_hash): Ditto.
5212 (val_expr_pair_expr_eq): Ditto.
5213 (copy_vuses_from_stmt): Ditto.
5216 (shared_vuses_from_stmt): Ditto.
5217 (print_creation_to_file): Moved up.
5218 (sort_vuses): Ditto.
5219 (sort_vuses_heap): Ditto.
5220 (set_value_handle): Make non-static.
5221 (make_value_handle): Ditto.
5222 (vn_add): Rewritten to use sccvn lookups.
5223 (vn_add_with_vuses): Ditto.
5224 (vn_lookup): Ditto (and second argument removed).
5225 (vn_lookup_with_vuses): Ditto.
5226 (vn_lookup_or_add): Ditto (and second argument removed);
5227 (vn_lookup_or_add_with_vuses): Ditto.
5228 (vn_lookup_with_stmt): New.
5229 (vn_lookup_or_add_with_stmt): Ditto.
5230 (create_value_handle_for_expr): Ditto.
5232 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5233 (seen_during_translate): New function.
5234 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5235 (phi_trans_add): Ditto.
5236 (constant_expr_p): FIELD_DECL is always constant.
5237 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5238 Use constant_expr_p.
5239 Avoid infinite recursion on mutually valued expressions.
5240 Change callers of vn_lookup_or_add.
5241 (phi_translate): New function.
5242 (compute_antic_safe): Allow phi nodes.
5243 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5244 (find_or_generate_expression): Rewrite slightly.
5245 (create_expression_by_pieces): Updated for vn_lookup_or_add
5247 Update VN_INFO for new names.
5248 (insert_into_preds_of_block): Update for new names.
5249 (add_to_exp_gen): New function.
5250 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5251 (find_existing_value_expr): Rewrite to changed vn_lookup.
5252 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5253 (try_look_through_load): Removed.
5254 (try_combine_conversion): Ditto.
5255 (get_sccvn_value): New function.
5256 (make_values_for_phi): Ditto.
5257 (make_values_for_stmt): Ditto.
5258 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5260 (init_pre): Update for SCCVN changes.
5262 (execute_pre): Ditto.
5264 * tree-flow.h (make_value_handle): Declare.
5265 (set_value_handle): Ditto.
5266 (sort_vuses_heap): Ditto.
5267 (vn_lookup_or_add_with_stmt): Ditto.
5268 (vn_lookup_with_stmt): Ditto.
5269 (vn_compute): Remove.
5272 (vn_lookup): Update arguments.
5274 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5276 (tree-ssa-sccvn.o): New.
5277 (OBJS-common): Add tree-ssa-sccvn.o
5279 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5282 * c-typeck.c (build_external_ref): Don't mark as used if called
5284 * calls.c (rtx_for_function_call): Likewise.
5286 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5290 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5292 * dce.c (deletable_insn_p_1): New function, split out from...
5293 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5294 specially, not those inside PARALLELs. Remove BODY argument
5295 and adjust recursive call accordingly.
5296 (prescan_insns_for_dce): Update call to delete_insn_p.
5298 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5300 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5301 (try_combine): Move potential calls to undo_all() so they happen
5302 before we commit to using the combined insns.
5304 2006-06-30 Jan Hubicka <jh@suse.cz>
5306 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5309 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5311 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5312 (cgraph_remove_unreachable_nodes): Likewise.
5313 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5314 * ipa-inline.c (update_caller_keys): Cast according to the coding
5316 (cgraph_decide_recursive_inlining): Likewise.
5317 (cgraph_decide_inlining_of_small_function): Likewise.
5318 (try_inline): Likewise.
5319 (cgraph_decide_inlining_incrementally): Likewise.
5320 * ipa-pure-const.c (get_function_state): Likewise.
5321 (scan_function): Likewise.
5322 (analyze_function): Likewise.
5323 (static_execute): Likewise.
5324 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
5325 (merge_callee_local_info): Likewise.
5326 (analyze_function): Use type safe memory macros.
5327 (static_execute): Likewise. Cast according to the coding conventions.
5328 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5330 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5332 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5333 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5336 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5339 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5340 for complex modes (both int and real).
5342 2007-06-29 Jan Hubicka <jh@suse.cz>
5344 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5346 2007-06-29 Jan Hubicka <jh@suse.cz>
5349 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5352 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5355 * config/avr/avr.c: Include dataflow header file.
5356 (expand_prologue): Adjust for prologue insn change.
5357 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5360 2007-06-29 Richard Guenther <rguenther@suse.de>
5363 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5364 during type verification.
5366 2007-06-29 Jan Hubicka <jh@suse.cz>
5368 * recog.c (validate_change_rtx_1): Unshare TO argument.
5370 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5372 PR tree-optimization/24659
5373 * tree-vect-transform.c (vectorizable_call): Handle
5374 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5376 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5377 * config/i386/i386.c (enum ix86_builtins)
5378 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5379 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5381 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5382 const using def_builtin_const.
5383 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5384 input operands in the same modes as the result.
5385 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5387 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5389 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5390 (df_set_dead_notes_for_mw): Likewise.
5392 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5394 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5396 2007-06-28 DJ Delorie <dj@redhat.com>
5398 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
5400 2007-06-28 Geoffrey Keating <geoffk@apple.com>
5402 * doc/invoke.texi (C++ Dialect Options): Document
5403 fvisibility-ms-compat.
5404 * c.opt (fvisibility-ms-compat): New.
5406 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5409 * tree-affine.c (aff_combination_add_elt): Handle
5410 pointer addition specially.
5412 2007-06-28 Jakub Jelinek <jakub@redhat.com>
5414 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
5415 decl is non-external for AIX ABI.
5417 2007-06-28 David Edelsohn <edelsohn@gnu.org>
5419 * config/rs6000/predicates.md (current_file_function_operand):
5420 Ensure the symbol is non-external for AIX ABI.
5422 2007-06-28 Nick Clifton <nickc@redhat.com>
5424 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
5425 (fdce, fdse, fpredictive-commoning): Likewise.
5427 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5430 * gcc.c (process_command): Recognize the new -static-libgfortran
5433 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
5436 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
5437 Use a call clobbered hard reg instead of a pseudo reg.
5439 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5441 * config/sh/sh.md (load_gbr): Use correct operand constraint.
5443 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
5446 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
5447 REG_LIBCALL and REG_RETVAL notes.
5448 (divsi3, mulsi3): Likewise.
5449 (mulhisi3): Likewise. Use emit_libcall_block.
5450 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
5452 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
5454 PR rtl-optimization/32481
5455 * combine.c (adjust_for_new_dest): Rescan the changed insn.
5457 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5459 * dce.c (deletable_insn_p_1): New function, split out from...
5460 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5461 specially, not those inside PARALLELs. Remove BODY argument
5462 and adjust recursive call accordingly.
5463 (prescan_insns_for_dce): Update call to delete_insn_p.
5465 2007-06-27 Richard Guenther <rguenther@suse.de>
5468 * tree.h (fold_convertible_p): Declare.
5469 * fold-const.c (fold_convertible_p): New function.
5470 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
5471 instead of lang_hooks.types_compatible_p.
5473 2007-06-26 Jan Hubicka <jh@suse.cz>
5475 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
5476 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
5477 early use validate_unshare_change.
5478 (reload_combine): Likewise.
5479 * recog.c (change_t): New field unshare.
5480 (validate_change_1): Rename from validate_change; add argument unshare.
5481 (validate_change): Turn into wrapper of validate_change_1; update
5482 prototype for bools.
5483 (validate_unshare_change): New.
5484 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
5485 calls of df_insn_rescan.
5486 * recog.h (validate_change): Replace ints by bools.
5487 (validate_unshare_change): Declare.
5489 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
5491 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
5493 2007-06-26 Steve Ellcey <sje@cup.hp.com>
5495 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
5497 2007-06-25 Jan Hubicka <jh@suse.cz>
5499 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
5501 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
5502 cgraph_decide_inlining_incrementally): Move uninlinability checks to
5503 places other call site specific checks are performed.
5505 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5508 * tree-vect-transform.c (vectorizable_operation): Convert
5509 POINTER_PLUS_EXPR over to PLUS_EXPR.
5511 2007-06-25 Chao-ying Fu <fu@mips.com>
5513 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
5514 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
5515 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
5516 Document GET_MODE_IBIT, and GET_MODE_FBIT.
5518 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
5519 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5520 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
5521 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
5522 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
5523 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
5524 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
5525 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
5526 ALL_FIXED_POINT_MODE_P): New define.
5527 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5529 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
5531 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
5532 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5533 MODE_VECTOR_UACCUM): New mode classes.
5535 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
5536 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
5537 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
5540 * genmodes.c (struct mode_data): Add ibit and fbit fields.
5541 (blank_mode): Initialize ibit and fbit.
5542 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
5543 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5545 (new_adjust): Change required_class to required_class_from and
5546 required_class_to for testing within a range.
5547 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
5548 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5550 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
5551 (make_fixed_point_mode): New.
5552 (_ADD_ADJUST): Change C to C1 and C2.
5553 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
5554 use a range for machine classes.
5555 (ADJUST_IBIT, ADJUST_FBIT): New.
5556 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
5558 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5559 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5560 Emit adjustment for ibit and fbit.
5561 (emit_mode_ibit, emit_mode_fbit): New.
5562 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
5564 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
5566 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
5567 as the source of the set.
5569 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
5571 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
5572 FP_REGNO_P): Use IN_RANGE.
5573 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
5574 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
5575 (DATA_REG_P): Use DATA_REGNO_P.
5576 (FP_REG_P): Use FP_REGNO_P.
5577 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
5578 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
5579 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
5581 2007-06-24 Jan Hubicka <jh@suse.cz>
5584 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
5586 2007-06-24 Sebastian Pop <sebpop@gmail.com>
5589 * fold-const.c (fold_binary): Strip nops of operand 0
5590 of BIT_NOT_EXPR before calling operand_equal_p.
5591 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
5592 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
5594 2007-06-23 Mark Mitchell <mark@codesourcery.com>
5596 * doc/extend.texi: Document that dllimport and dllexport imply
5598 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
5599 imported or exported declaration, including type declarations.
5600 * c-common.c (handle_visibility_attribute): Check for conflicts
5601 with dllimport/dllexport.
5602 (c_determine_visibility): Handle dllimport/dllexport as an
5603 explicit visibility atttribute.
5605 2007-06-23 Richard Guenther <rguenther@suse.de>
5607 PR tree-optimization/16876
5609 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
5611 * tree-inline.c (initialize_inlined_parameters): Do not call
5612 lang_hooks.tree_inlining.convert_parm_for_inlining.
5613 * cgraphbuild.c (initialize_inline_failed): Set inline failed
5614 reason for mismatched types.
5615 * gimplify.c (gimplify_call_expr): Verify the call expression
5616 arguments match the called function type signature. Otherwise
5617 mark the call expression to be not considered for inlining
5618 using CALL_CANNOT_INLINE_P flag.
5619 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
5620 edges call expression.
5621 (cgraph_decide_inlining_of_small_function): Likewise.
5622 (cgraph_decide_inlining): Likewise.
5623 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5625 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
5626 * c-typeck.c (c_convert_parm_for_inlining): Remove.
5627 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
5629 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
5630 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
5632 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
5633 convert_parm_for_inlining member.
5635 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
5638 * arm.md (negscc): Match the correct operand for optimized LT0 test.
5639 Remove optimization for GT.
5641 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
5644 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
5646 (prescan_insns_for_dce): Add extra parameter.
5648 2007-06-23 Jan Hubicka <jh@suse.cz>
5651 * gimplify.c (mark_addressable): New function.
5652 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
5654 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5657 * expr.c (store_constructor): Do not clobber non-zeroed memory.
5659 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
5663 moves between MMX/SSE registers to at least 8 units to prevent
5664 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
5666 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.c (override_options): Correct x86_sahf
5671 2007-06-21 David Daney <ddaney@avtrex.com>
5674 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
5675 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
5676 (exception_receiver): Renamed to ...
5677 (nonlocal_goto_receiver): ... this.
5679 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
5681 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
5682 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
5683 partial register accesses.
5685 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
5687 * fold-const.c (debug_fold_checksum): Move it under
5688 ENABLE_FOLD_CHECKING.
5690 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5693 * tree.h (debug_fold_checksum): Declared.
5694 * fold-const.c (build_fold_addr_expr_with_type_1): New.
5695 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
5696 build_fold_addr_expr_with_type_1.
5697 (fold_addr_expr, debug_fold_checksum): New.
5698 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
5699 (fold_unary, fold_comparison, split_address_to_core_and_offset):
5702 2007-06-21 Sebastian Pop <sebpop@gmail.com>
5704 PR tree-optimization/19590
5705 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
5706 of scev is a constant.
5707 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
5709 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5711 * df-problems.c (df_note_bb_compute): Made computation of live
5712 info consistent with df_lr.
5714 2007-06-21 Richard Guenther <rguenther@suse.de>
5716 PR tree-optimization/32453
5717 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
5718 for pointer anti-range.
5720 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
5722 * config/i386/i386.c (processor_target_table): Increase maximum
5723 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
5726 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
5727 byte alignment if > 8 byte alignment is preferred.
5728 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5730 2007-06-21 Jakub Jelinek <jakub@redhat.com>
5732 PR tree-optimization/31866
5733 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
5734 if ASM_EXPR's input is not a SSA_NAME.
5737 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
5738 but decl is a global var, instead return decl.
5739 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
5740 even for is_global_var decls, if they are private in some outer
5743 2007-06-21 Richard Guenther <rguenther@suse.de>
5745 PR tree-optimization/32451
5746 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
5748 2007-06-21 Christian Bruel <christian.bruel@st.com>
5750 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
5751 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
5752 (push_regs): Changed saving order or banked registers.
5753 (sh_expand_epilogue): Likewise.
5754 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
5755 (FIRST_BANKED_REG): Likewise.
5756 (LAST_BANKED_REG): Likewise.
5757 * config/sh/sh.md (banked) New attribute.
5758 (in_delay_slot): Check banked attribute.
5760 2007-06-20 Sebastian Pop <sebpop@gmail.com>
5762 PR tree-optimization/32075
5763 * tree-data-ref.c (subscript_dependence_tester_1,
5764 analyze_miv_subscript, analyze_overlapping_iterations,
5765 add_distance_for_zero_overlaps, build_classic_dist_vector,
5766 subscript_dependence_tester_1, analyze_overlapping_iterations,
5767 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
5768 compute_affine_dependence, compute_all_dependences): Pass loop_nest
5769 to evolution_function_is_affine_multivariate_p.
5771 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5773 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
5775 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
5778 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
5780 * config/m32c/prologue.md (epilogue_exitd_16): New.
5781 (epilogue_reit_16): New.
5782 (epilogue_exitd): Rename to epilogue_exitd_24.
5783 (epilogue_reit): Rename to epilogue_reit_24.
5785 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
5786 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5788 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
5790 * haifa-sched.c (queue_to_ready): Don't requeue next insn
5791 if dbg_cnt (sched_insn) reaches the limit.
5792 (choose_ready): New parameter INSN_PTR and new return value.
5793 (schedule_block): Handle dbg_cnt (sched_insn). Handle
5794 the new return value from choose_ready.
5795 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
5796 (rest_of_handle_global_alloc): New global_alloc_at_func.
5798 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
5800 PR tree-optimization/25737
5801 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
5802 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
5803 * tree-flow.h (struct fieldoff): Add new field alias_set.
5804 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
5805 argument addressable_type. Set alias_set of fieldoff.
5806 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
5807 (create_overlap_variables_for): Pass alias_set from fieldoff to
5809 * alias.c (get_alias_set): Use alias_set from SFT if set.
5811 2007-06-20 Hui-May Chang <hm.chang@apple.com>
5813 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
5814 of a variable as an unsigned HOST_WIDE_INT integer.
5816 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
5818 PR rtl-optimization/32405
5819 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
5821 2007-06-20 Jakub Jelinek <jakub@redhat.com>
5823 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
5826 * builtins.c: Include diagnostic.h.
5827 (expand_builtin_expect): Make gcc_assert more permissive.
5828 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
5831 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
5835 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
5836 if ACCUMULATE_OUTGOING_ARGS.
5838 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5840 * config/m68hc11/m68hc11.c: Include dataflow header file.
5841 (m68hc11_reorg): Port to dataflow.
5843 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5845 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
5846 (struct df_problem.free_blocks_on_set_blocks): New field.
5847 (struct dataflow.optional_p): New field.
5848 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5849 (df_live_set_all_dirty): New function.
5850 * df-scan.c (df_scan_alloc): Initialize optional_p.
5851 (problem_SCAN): Initialize free_blocks_on_set_blocks.
5852 * df-core.c (df_set_blocks): Removed use of
5853 DF_FIRST_OPTIONAL_PROBLEM. Now uses
5854 df_problem.free_blocks_on_set_blocks to determine which blocks are
5856 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
5857 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
5858 uses dataflow.optional_p to determine if problem should be
5860 (rest_of_handle_df_initialize): Only start live problem if
5862 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
5863 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
5864 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
5865 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
5866 problem_NOTE): Initialize free_blocks_on_set_blocks.
5867 (df_lr_bb_local_compute): Recompute luids if df_live problem is
5869 (df_live_set_all_dirty, df_note_alloc): New function.
5870 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
5872 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
5873 * postreload.c (reload_combine): Ditto.
5874 * cse.c (cse_extended_basic_block): Ditto.
5875 * regmove.c (mark_flags_life_zones): Ditto.
5876 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
5877 erase_matching_seqs): Ditto.
5878 * bt-load.c (compute_defs_uses_and_gen): Ditto.
5879 * integrate (allocate_initial_values): Ditto.
5880 * combine.c (reg_dead_at_p): Ditto.
5881 * resource.c (mark_target_live_regs): Ditto.
5882 * sched-rgn.c (check_live_1, update_live_1): Ditto.
5883 * config/sh/sh.c (find_r0_life_regions): Ditto.
5884 * global.c (rest_of_handle_global_alloc): Only add back df_live
5886 * local-alloc.c (rest_of_handle_local_alloc): Only remove
5888 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
5890 (if_convert): Make sure df_live is there at -O == 1.
5891 (pass_if_after_combine): Cleanup flags.
5892 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
5893 is there at -O == 1.
5895 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
5897 * config/arm/arm.c (arm_get_frame_offsets): Set
5898 offsets->locals_base to avoid negative stack size.
5899 (thumb1_expand_prologue): Assert on negative stack size.
5901 2007-06-19 Sebastian Pop <sebpop@gmail.com>
5903 PR tree-optimization/32367
5904 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
5905 of the chrec has no evolution in that loop.
5906 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
5908 2007-06-19 Bob Wilson <bob.wilson@acm.org>
5910 * config/xtensa/xtensa.c: Include "df.h".
5911 (xtensa_builtin_saveregs): Use adjust_address instead of
5913 (xtensa_va_start): Invoke make_tree with sizetype for
5914 expand_builtin_saveregs and then convert the result to a pointer.
5915 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
5916 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
5917 Subtract argument size from index value as integers and then use
5918 POINTER_PLUS_EXPR to add the result to the array address.
5920 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5923 * config/m32c/m32c.c: Include dataflow header file.
5924 (m32c_emit_prologue): Adjust for prologue insn change.
5925 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
5926 once inside a PARALLEL. Assume frame size passed in operand 0
5927 includes space to save the fb register.
5928 (prologue_enter_24): Likewise.
5929 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
5931 2007-06-19 David Daney <ddaney@avtrex.com
5934 * config/mips/mips.md (cprestore): Mark $gp as used.
5936 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
5939 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
5940 (frv_ifcvt_modify_insn): Likewise.
5942 2007-06-19 Richard Guenther <rguenther@suse.de>
5944 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
5945 only handle positive offsets that fit in a HOST_WIDE_INT.
5947 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
5949 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
5950 result of rsqrt insn for zero input argument to avoid NaN.
5952 2007-06-19 Richard Guenther <rguenther@suse.de>
5955 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
5957 2007-06-19 Jakub Jelinek <jakub@redhat.com>
5959 PR tree-optimization/32353
5960 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
5962 2007-06-19 Nick Clifton <nickc@redhat.com>
5964 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
5966 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
5969 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
5970 * config/i386/i386.c (assign_386_stack_local): Assert that
5971 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
5972 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
5973 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
5974 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
5976 2007-06-18 Steve Ellcey <sje@cup.hp.com>
5978 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
5980 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
5982 PR rtl-optimization/32321
5983 * gcse.c (replace_store_insn): Update the note before
5984 calling emit_insn_after.
5986 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5989 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
5991 * df-problems.c (df_note_bb_compute): Fix dumping info.
5993 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
5995 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
5996 insn with emit_jump_insn.
5998 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6000 PR tree-optimization/32383
6001 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6002 * targhooks.h (default_builtin_reciprocal): Update prototype.
6003 * target.h (struct gcc_target): Update builtin_reciprocal.
6004 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6005 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6006 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6007 when fndecl is in BUILT_IN_MD class.
6008 (execute_convert_to_rsqrt): Ditto.
6010 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6011 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6012 Convert BUILT_IN_SQRTF code only when md_fn is false.
6014 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6016 * bt-load.c (move_btr_def): Fix the order of arguments
6017 to validate_replace_rtx.
6019 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6021 * config/m68k/m68k-devices.def: Add 54450..54455.
6023 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6025 PR rtl-optimization/32366
6026 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6027 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6030 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6033 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6034 this is true, rescan insn being modified.
6035 (sms_schedule): Added rescan parameter.
6036 (rest_of_handle_sms): Moved freeing of dominance info to before
6037 getting out of cfg_layout.
6039 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6041 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6042 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6045 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6046 FL_CF_EMAC from the entry for isac.
6048 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6049 (const_sibcall_operand): New.
6050 (sibcall_operand): Use it.
6051 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6052 (m68k_isas): ISAC does not imply FPU or EMAC.
6053 (override_options): Add ISA_C logic for symbolic jump & call.
6055 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6057 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6058 return mode from the builtin itself.
6059 (sparc_fold_builtin): Fix cast of zero constant.
6061 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6063 * targhooks.c (default_builtin_reciprocal): New default target hook.
6064 * targhooks.h (default_builtin_reciprocal): Add prototype.
6065 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6066 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6067 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6068 default_builtin_reciprocal.
6070 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6073 * hooks.c (hook_tree_tree_bool_null): New hook.
6074 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6075 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6076 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6077 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6078 and convert it to reciprocal a*rfunc(b).
6079 (execute_convert_to_rsqrt): New function.
6080 (gate_convert_to_rsqrt): New function.
6081 (pass_convert_to_rsqrt): New pass definition.
6082 * target.h (struct gcc_target): Add builtin_reciprocal.
6083 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6084 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6085 TARGET_BUILTIN_RECIPROCAL.
6086 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6088 * config/i386/i386.h (TARGET_RECIP): New define.
6089 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6090 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6091 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6092 and not optimizing for size.
6093 (*rcpsf2_sse): New insn pattern.
6094 (*rsqrtsf2_sse): Ditto.
6095 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6096 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6097 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6098 and not optimizing for size.
6099 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6100 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6101 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6102 and not optimizing for size.
6103 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6104 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6105 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6106 and not optimizing for size.
6107 (*sse_rsqrtv4sf2): Do not export.
6109 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6110 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6111 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6112 and not optimizing for size.
6114 * config/i386/i386.opt (mrecip): New option.
6115 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6116 (ix86_emit_swsqrtsf): Ditto.
6117 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6118 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6120 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6121 ix86_expand_unop1_builtin.
6122 (ix86_emit_swdivsf): New function.
6123 (ix86_emit_swsqrtsf): Ditto.
6124 (ix86_builtin_reciprocal): New function.
6125 (TARGET_BUILTIN_RECIPROCAL): Use it.
6126 (ix86_vectorize_builtin_conversion): Rename from
6127 ix86_builtin_conversion.
6128 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6129 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6130 "i386 and x86_64 Options" section.
6131 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6133 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6134 Zdenek Dvorak <dvorakz@suse.cz>
6135 Richard Guenther <rguenther@suse.de>
6136 Kaz Kojima <kkojima@gcc.gnu.org>
6138 * tree-vrp.c (compare_values_warnv): Convert val2 to
6140 (extract_range_from_assert): Create
6141 POINTER_PLUS_EXPR for pointer types.
6142 (extract_range_from_binary_expr): Handle
6143 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6145 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6146 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6147 POINTER_PLUS_EXPR as PLUS_EXPR.
6148 (number_of_iterations_lt_to_ne):
6149 For pointer types, use sizetype when
6150 creating MINUS_EXPR/PLUS_EXPRs.
6151 (assert_loop_rolls_lt): For pointer types, use sizetype when
6152 creating MINUS_EXPR/PLUS_EXPRs.
6153 (number_of_iterations_le): Likewise.
6154 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6155 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6156 like PLUS_EXPR and MINUS_EXPR.
6157 * tree-pretty-print.c (dump_generic_node): Handle
6159 (op_prio): Likewise.
6160 (op_symbol_1): Likewise.
6161 * optabs.c (optab_for_tree_code): Likewise.
6162 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6164 * tree-tailcall.c (process_assignment): Mention
6165 POINTER_PLUS_EXPR in a TODO comment.
6166 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6167 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6168 not used with a pointer and an integer type.
6169 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6170 increment using chrec_convert_rhs instead of chrec_convert.
6171 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6172 PLUS_EXPR except for the right hand side's type will be
6174 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6175 (fold_used_pointer_cast): Kill.
6176 (pointer_offset_p): Kill.
6177 (fold_used_pointer): Kill.
6178 (pointer_used_p): Kill.
6179 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6180 call fold_used_pointer.
6181 (instantiate_parameters_1): Convert the increment
6182 using chrec_convert_rhs instead of chrec_convert.
6183 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6184 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6185 instead of PLUS_EXPR.
6186 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6187 PLUS_EXPR for pointers.
6188 (std_gimplify_va_arg_expr): Likewise.
6189 (fold_builtin_memory_op): Likewise.
6190 (fold_builtin_strstr): Likewise.
6191 (fold_builtin_strchr): Likewise.
6192 (fold_builtin_strrchr): Likewise.
6193 (fold_builtin_strpbrk): Likewise.
6194 (expand_builtin_memory_chk): Likewise.
6195 (fold_builtin_memory_chk): Likewise.
6196 (std_expand_builtin_va_start): Use
6197 sizetype for the call to make_tree and then convert
6198 to the pointer type.
6199 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6200 instead of PLUS_EXPR for adding to a pointer.
6201 (std_gimplify_va_arg_expr): Use fold_build2 for
6202 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6203 the operands to sizetype first and then cast the BIT_AND_EXPR
6204 back to the pointer type.
6205 * fold-const.c (build_range_check): Handle pointer types
6207 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6208 of PLUS_EXPR's. Make sure the offset is converted to
6210 (try_move_mult_to_index): Strip the NOPs from the offset.
6211 Remove code argument and replace all uses with PLUS_EXPR.
6212 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6213 specially. Don't use a pointer type for MINUS_EXPR.
6214 (fold_unary): Handle for (T1)(X op Y),
6215 only p+ as that is the only as that can be handled for
6216 binary operators now.
6217 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6219 <case PLUS_EXPR>: Add folding of PTR+INT into
6221 Don't call try_move_mult_to_index.
6222 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6223 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6224 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6225 Don't call try_move_mult_to_index.
6226 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6227 (tree_expr_nonzero_p): Likewise.
6228 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6229 of PLUS_EXPR for the complex expression folding.
6230 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6231 first chrec is a pointer type, then the second should
6232 be sizetype and not the first's type.
6233 For POINTER_PLUS_EXPR, use a different right hand side type.
6234 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6235 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6236 different right hand side type.
6237 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6238 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6239 instead of PLUS_EXPR.
6240 When either operand is zero, convert the other operand.
6241 (chrec_apply): Use chrec_convert_rhs
6242 on the argument x instead of chrec_convert.
6243 (reset_evolution_in_loop): For pointer types, the new_evol
6245 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6246 different right hand side type.
6247 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6248 (chrec_convert_rhs): New function.
6249 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6250 different right hand side type.
6251 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6252 * tree-chrec.h (chrec_convert_rhs): New prototype.
6253 (build_polynomial_chrec): For pointer types, the right hand
6254 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6255 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6256 Remove subtraction case as it is always addition now.
6257 Make sure the offset is converted to sizetype.
6258 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6259 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6260 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6261 PLUS_EXPR in pointer type.
6262 Handle POINTER_PLUS_EXPR.
6263 (tree_to_aff_combination): Likewise.
6264 (force_expr_to_var_cost): Likewise.
6265 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6266 instead of PLUS_EXPR for pointers.
6267 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6268 instead of PLUS_EXPR of pointer types.
6269 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6271 (check_va_list_escapes): Likewise.
6272 (check_all_va_list_escapes): Likewise.
6273 * dwarf2out.c (loc_descriptor_from_tree_1):
6274 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6275 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6276 (string_constant): Likewise.
6277 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6278 the offset to the base, use POINTER_PLUS_EXPR.
6279 (add_to_parts): Convert the index to sizetype.
6280 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6281 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6282 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6283 Offset only holds something for PLUS_EXPR.
6284 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6286 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6288 (analyze_accesses_for_modify_stmt): Likewise.
6289 Remove comment about the type being integral type as it is
6291 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6293 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6295 Correct the type which the artimentic is done in (is now
6298 * tree-data-ref.c (split_constant_offset): Handle
6300 * tree-affine.c (tree_to_aff_combination): Likewise.
6301 * c-typeck.c (build_unary_op): For pointers create the increment
6302 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6304 * gimplify.c (gimplify_self_mod_expr): Create a
6305 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6306 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6307 * tree.def (POINTER_PLUS_EXPR): New tree code.
6308 * tree-predcom.c (ref_at_iteration): If we have a pointer
6309 type do the multiplication in sizetype.
6310 * tree-mudflap.c (mf_xform_derefs_1): Create a
6311 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6312 * tree-ssa-forwprop.c
6313 (forward_propagate_addr_into_variable_array_index):
6314 Don't expect there to be a cast for the index as that
6315 does not exist anymore.
6316 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6317 instead of PLUS_EXPR.
6318 Don't check for the first operand of the POINTER_PLUS_EXPR
6319 was the index as it cannot be.
6320 Call forward_propagate_addr_into_variable_array_index with
6321 the SSA_NAME instead of the statement.
6322 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6323 (compare_constant): Likewise.
6324 (copy_constant): Likewise.
6325 (compute_reloc_for_constant): Likewise.
6326 (output_addressed_constants): Likewise.
6327 (initializer_constant_valid_p): Likewise.
6328 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6329 Convert the MIN/MAX of the inner type to the outer
6330 type before comparing them.
6331 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6332 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6333 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6334 of PLUS_EXPR for pointers.
6335 * tree-inline.c (estimate_num_insns_1): Handle
6337 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6338 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6339 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6340 instead of PLUS_EXPR for the pointer increment statement.
6341 (vect_update_ivs_after_vectorizer): For pointer types, create
6342 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6343 MULT_EXPR in sizetype.
6344 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6346 * tree-object-size.c (plus_expr_object_size): Handle
6347 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6348 code which is trying to figure out which side is a pointer and
6350 (check_for_plus_in_loops_1): Likewise.
6351 (check_for_plus_in_loops): Likewise.
6352 * c-common.c (pointer_int_sum): Create a
6353 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6354 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6355 only POINTER_PLUS_EXPR. Removing all the extra
6356 code which is trying to figure out which side is a pointer and
6358 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6359 PLUS_EXPR and MINUS_EXPR.
6360 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6362 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6363 with make_tree, instead of a pointer type.
6364 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6365 for pointers instead of PLUS_EXPR.
6366 (s390_gimplify_va_arg): Likewise.
6367 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6368 instead of PLUS_EXPR when doing addition on pointer
6369 types. Use sizetype for the second operand.
6370 (spu_gimplify_va_arg_expr): Likewise.
6371 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6372 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6373 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6374 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6375 for the pointer addition and also use size_int/sizetype
6377 (ix86_gimplify_va_arg): Likewise.
6378 Perform BIT_AND_EXPR on sizetype arguments.
6379 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6380 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6381 for the pointer additions and also use size_int for the offsets.
6382 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6383 additions and also use size_int for the offsets. Perform
6384 BIT_AND_EXPR on sizetype arguments.
6385 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6386 POINTER_PLUS_EXPR for pointers and create the
6387 BIT_AND_EXPR in sizetype.
6388 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6389 instead of PLUS_EXPR for pointer addition.
6390 (rs6000_va_start): Likewise.
6391 Also use sizetype for the offset.
6392 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6393 as PLUS_EXPR/MINUS_EXPR.
6394 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6395 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6396 Don't use BIT_AND_EXPR on a pointer type, convert the
6397 expression to sizetype first.
6398 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
6400 (mips_gimplify_va_arg_expr): Likewise.
6401 Don't create BIT_AND_EXPR in a pointer type.
6403 2007-06-15 Eric Christopher <echristo@apple.com>
6405 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
6406 (x86_64-*-darwin*): Ditto.
6407 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
6410 2007-06-15 Matthew Wilcox <matthew@wil.cx>
6412 * doc/extend.texi: Document behavior of __attribute__((aligned))
6415 2007-06-15 Mark Mitchell <mark@codesourcery.com>
6417 * rtlanal.c (note_stores): Improve documentation.
6419 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
6421 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
6422 LOCAL_LABEL_PREFIX): Delete.
6423 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
6424 (bfin_internal_label): Delete.
6426 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
6428 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
6429 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
6430 otherwise define to LIBGCC2_TF_CEXT.
6431 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
6432 (LIBGCC_TF_CEXT): Ditto.
6435 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
6437 PR rtl-optimization/32339
6438 * df-scan.c (df_uses_record): Don't modify flags but just add to
6439 it for df_ref_record.
6441 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6443 * tree-mudflap.c: Fix whitespace issues.
6445 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
6447 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
6449 2007-06-14 Eric Christopher <echristo@apple.com>
6451 * config/i386/sse.md (movdi_to_sse): Rewrite body.
6452 (movv4sf): Use gcc_unreachable instead of abort.
6454 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/sfp-machine.h (CMPtype): New define.
6458 (mach stubs): Use CMPtype instead of int as a return type.
6460 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
6462 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
6463 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
6464 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
6465 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
6466 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
6467 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
6468 config/soft-fp/soft-fp.h: Update from glibc CVS.
6470 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
6472 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
6474 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6477 * config/v850/v850.c: Include dataflow header file.
6478 (substitute_ep_register): Fix typo.
6480 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6482 * configure.ac: Fix earlier checkin.
6483 * configure: Regenerated.
6485 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6487 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
6488 * aclocal.m4: Regenerate.
6489 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
6490 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
6491 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
6492 * configure: Regenerate.
6493 * Makefile.in (LOOSE_WARN): Subst loose_warn.
6495 * Makefile.in (quickstrap): Build libgcc too.
6497 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
6499 * configure.ac: Add --enable-checking=df. Explicitly mention that
6500 the variables are initialized as for "release".
6501 * df-core.c: Use it.
6502 * configure: Regenerate.
6503 * config.in: Regenerate.
6505 2007-06-14 Bob Wilson <bob.wilson@acm.org>
6507 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
6508 validate_replace_rtx instead of replace_rtx.
6509 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
6511 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
6513 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
6514 (DWARF2_UNWIND_INFO): Override default if configured with
6516 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
6517 (ENDFILE_SPEC): Add crtend.o.
6518 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
6519 (ENDFILE_SPEC): Add crtend.o.
6520 (TARGET_USE_JCR_SECTION): Define.
6521 (MD_UNWIND_SUPPORT): Define for 32-bit target.
6523 * config/i386/cygming-crtbegin.c: New file.
6524 * config/i386/cygming-crtend.c: New file.
6526 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
6528 * config/i386/w32-unwind.h: New file.
6530 2007-06-13 Eric Christopher <echristo@apple.com>
6532 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
6533 the user set a value below STACK_BOUNDARY.
6535 2007-06-13 Thiemo Seufer <ths@networkno.de>
6537 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
6538 imply -lpthread for -pthread.
6540 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6542 * basic-block.h: Remove the prototype for
6543 free_basic_block_vars.
6544 * cfglayout.h: Remove the prototype for
6545 insn_locators_initialize.
6546 * tree.h: Remove the prototype for emit_line_note.
6548 * tree-ssa-pre.c (mergephitemp): Remove.
6549 (init_pre): Don't use mergephitemp.
6551 2007-06-13 Eric Christopher <echristo@apple.com>
6553 * config/i386/i386.c (override_options): If we've specified
6554 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
6556 2007-06-13 Bob Wilson <bob.wilson@acm.org>
6558 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
6561 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6563 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
6564 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
6565 (eh_store_handler): New pattern.
6566 (eh_return): Emit it instead of a plain move.
6568 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
6570 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
6571 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
6572 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
6575 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
6577 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
6578 (find_next_insn_start, find_load): New functions.
6579 (bfin_reorg): Use them to deal with the fact that parallel insns are
6580 no longer represented as a SEQUENCE.
6582 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6584 * config/sparc/sparc.c (sparc_override_options): Initialize
6587 2007-06-13 Dave Korn <dave.korn@artimi.com>
6589 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
6592 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
6594 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
6595 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
6596 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
6597 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
6598 tree-vect-transform.c: Fix comment typos. Follow spelling
6601 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6603 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
6604 to the exit block use set.
6605 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
6606 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
6607 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
6609 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
6611 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
6612 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
6613 to indicate an error.
6614 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
6616 (dbg_cnt_process_opt): Print an error on a bad argument.
6617 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
6618 * common.opt (-fdbg-cnt-list): New.
6619 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
6621 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
6623 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
6624 flag on ref-all pointers.
6626 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6629 * expr.c (expand_expr_addr_expr_1): Call expand_expr
6630 for the offset with the modifier as EXPAND_INITIALIZER
6631 if the modifier is EXPAND_INITIALIZER.
6632 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
6633 a register if we had an overflow.
6635 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6637 * real.c (real_isfinite): New.
6638 (real_sqrt): Use it.
6639 * real.h (real_isfinite): New.
6640 * builtins.c: Use it.
6642 2007-06-12 Ian Lance Taylor <iant@google.com>
6643 Daniel Berlin <dberlin@dberlin.org>
6646 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
6647 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
6648 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
6649 (DECL_NO_TBAA_P): Define.
6650 (struct tree_decl_common): Add no_tbaa_flag field.
6651 * tree-ssa-structalias.c (struct variable_info): Add
6652 no_tbaa_pruning field.
6653 (new_var_info): Initialize no_tbaa_pruning field.
6654 (unify_nodes): Copy no_tbaa_pruning field.
6655 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6656 (dump_solution_for_var): Print no_tbaa_pruning flag.
6657 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
6659 (compute_tbaa_pruning): New static function.
6660 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
6661 Call compute_tbaa_pruning.
6662 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
6663 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
6664 * gimple-low.c (lower_stmt): Likewise.
6665 * tree-gimple.c (is_gimple_stmt): Likewise.
6666 * tree-ssa-operands.c (get_expr_operands): Likewise.
6667 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6668 * tree-inline.c (estimate_num_insns_1): Likewise.
6669 (copy_result_decl_to_var): Likewise.
6670 * expr.c (expand_expr_real_1): Likewise.
6671 * tree-pretty-print.c (dump_generic_node): Likewise.
6672 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
6673 * omp-low.c (omp_copy_decl_2): Likewise.
6674 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
6675 * doc/c-tree.texi (Expression trees): Document
6676 CHANGE_DYNAMIC_TYPE_EXPR.
6678 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6680 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
6681 with !HONOR_NANS and !HONOR_INFINITIES.
6682 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
6684 2007-06-12 Tristan Gingold <gingold@adacore.com>
6686 * gcov.c: Comments updated.
6687 (source_info): Add file_time field.
6688 (source_index): New variable.
6689 (mutiple_files): New variable.
6690 (generate_results): New function extracted from process_file.
6691 (process_file): Save and restore chain of functions, generate
6692 results and free structures only if not merging results.
6693 (release_structures): File names are now freed in create_file_names
6694 (create_file_names): Free previous file names.
6695 (find_source): File date is now read here and modifications in
6696 source files is checked here.
6697 (read_graph_file): Only reverse order of functions for the current
6699 (make_gcov_file_name): Do not generate long names if input_name is
6701 (output_lines): If merging results do not display graph, data and
6703 Checking source file modification is done in find_source.
6705 * doc/gcov.texi: Append an s to sourcefile.
6707 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
6709 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
6710 (forced_nop): New pattern.
6711 * config/bfin/bfin.c: Include "df.h".
6712 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
6713 (bfin_discover_loop): Use df_get_live_in instead of
6714 global_live_at_start.
6715 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
6716 df_analyze when done.
6717 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
6718 the insns. Use QImode for the final insn in a bundle. Call
6719 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
6721 (reorder_var_tracking_notes): New function.
6722 (bfin_reorg): Pass no argument to split_all_insns. Don't call
6723 update_life_info. Call df_analyze after scheduling and bundle
6724 generation. Call reorder_var_tracking_notes if generating these
6725 notes. Call df_finish_pass at the end.
6727 2007-06-12 Dirk Mueller <dmueller@suse.de>
6729 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
6730 a comparison, not an assignment.
6732 2007-06-12 Olivier Hainque <hainque@adacore.com>
6734 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
6735 Request walking the subtrees only, leaving the current is_lhs/val_only
6737 (convert_non_local_reference): Likewise.
6739 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
6741 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
6743 2007-06-12 Richard Guenther <rguenther@suse.de>
6745 PR tree-optimization/15353
6746 PR tree-optimization/31657
6747 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
6748 * timevar.def: Add TV_TREE_IFCOMBINE.
6749 * tree-pass.h (pass_tree_ifcombine): Declare.
6750 * tree-ssa-ifcombine.c: New file.
6751 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
6752 * tree-flow.h (blocks_in_phiopt_order): Declare.
6753 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
6754 (tree-ssa-ifcombine.o): New dependencies.
6756 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6758 PR rtl-optimization/32293
6759 * combine.c (simplify_if_then_else): Truncate return from
6760 nonzero_bits() to correct mode.
6762 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
6764 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
6765 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
6767 2007-06-11 Diego Novillo <dnovillo@google.com>
6769 * Makefile.in (reload1.o-warn): Remove.
6771 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
6773 * combine.c (subst): Use reg_overlap_mentioned_p
6774 instead of comparing register numbers directly.
6776 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6778 * reload1.c (mark_home_live_1): Use the mode parameter.
6780 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
6782 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
6783 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
6787 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
6789 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
6791 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6793 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
6794 from integer registers.
6795 (FP mode splitters): Handle TFmode.
6797 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
6799 * tree-ssa-structalias.c (find_what_p_points_to): Return false
6800 for ref-all pointers that point-to anything.
6802 2007-06-11 Joseph Myers <joseph@codesourcery.com>
6804 * config/arm/arm.c (arm_output_dwarf_dtprel,
6805 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
6807 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
6809 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
6810 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
6813 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
6815 * gcc/tree.c (signed_or_unsigned_type_for): New.
6816 (unsigned_type_for): Use signed_or_unsigned_type_for.
6817 (signed_type_for): Use signed_or_unsigned_type_for.
6818 * gcc/tree.h (signed_or_unsigned_type_for): New.
6819 (get_signed_or_unsigned_type): Remove.
6820 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
6821 lang_hooks.types.signed_type
6822 (size_diffop): Likewise.
6823 (all_ones_mask_p): Likewise.
6824 (build_range_check): Likewise.
6825 (fold_cond_expr_with_comparison): Likewise.
6826 (fold_cond_expr_with_comparison): Likewise.
6827 (unextend): Likewise.
6828 (extract_muldiv_1): Likewise.
6829 (fold_single_bit_test_into_sign_test): Likewise.
6830 (fold_binary): Likewise.
6831 (fold_ternary): Likewise.
6832 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
6833 instead of get_signed_or_unsigned_type.
6834 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
6835 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6836 * gcc/expr.c (signed_or_unsigned_type_for): Use
6837 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
6838 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
6839 (lhd_signed_or_unsigned_type): Remove.
6840 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
6841 signed_or_unsigned_type.
6842 (lhd_signed_or_unsigned_type): Remove.
6843 * gcc/expmed.c (make_tree): Use signed_type_for instead of
6844 lang_hooks.types.signed_type.
6845 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
6846 c_common_signed_type instead of lang_hooks.types.signed_type.
6847 (c_common_unsigned_type): New.
6848 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
6849 (shorten_compare): Use c_common_unsigned_type instead of
6850 c_common_signed_or_unsigned_type.
6851 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
6853 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
6854 lang_hooks.types.signed_type.
6855 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
6856 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
6857 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
6858 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
6859 instead of unsigned_type_for.
6860 * gcc/c-decl.c (groakdeclarator): Likewise.
6861 * gcc/c-typeck.c (convert_for_assignment): Likewise.
6862 * gcc/c-common.h (c_common_unsigned_type): New.
6864 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6867 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
6868 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
6870 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
6873 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
6874 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
6876 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
6877 Sebastian Pop <sebpop@gmail.com>
6879 * lambda-code.c (remove_iv): New.
6880 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
6882 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
6884 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
6885 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
6886 * tree-ssa-loop-prefetch.c: Include optabs.h.
6887 (FENCE_FOLLOWING_MOVNT): New macro.
6888 (struct mem_ref): Add independent_p and storent_p fields.
6889 (record_ref): Initalize the new fields.
6890 (gather_memory_references_ref): Return true if the reference
6892 (gather_memory_references): Check whether all memory accesses
6893 in loop were recorded.
6894 (should_issue_prefetch_p): Return false for nontemporal stores.
6895 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
6896 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
6897 (determine_loop_nest_reuse): Detect independent memory references.
6898 (loop_prefetch_arrays): Call mark_nontemporal_stores.
6899 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
6900 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
6901 * config/i386/i386.h (x86_mfence): Declare.
6902 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
6903 * config/i386/i386.c (x86_mfence): New variable.
6904 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
6906 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
6907 * optabs.c (init_optabs): Initialize storent_optab.
6908 * optabs.h (enum optab_index): Add OTI_storent.
6909 (storent_optab): Declare.
6910 * genopinit.c (optabs): Add initialization for storent_optab.
6911 * tree.h (MOVE_NONTEMPORAL): New macro.
6912 * expr.c (expand_assignment, store_expr, store_constructor_field,
6913 store_constructor, store_field, expand_expr_real_1): Propagate
6914 nontemporality of the expanded store.
6915 (emit_storent_insn): New function.
6916 * expr.h (expand_assignment, store_expr): Declaration changed.
6917 * function.c (assign_parm_setup_reg): Pass false as nontemporality
6918 to expand_assignment.
6919 * stmt.c (expand_asm_expr): Ditto.
6920 * calls.c (initialize_argument_information): Pass false as
6921 nontemporality to store_expr.
6922 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
6925 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6927 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
6929 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
6931 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
6933 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
6934 and allow DECL_P here.
6936 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
6938 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
6939 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
6940 track of the size of the expression.
6941 * cfghooks.c (merge_blocks): Remove block from loops structure only
6942 after call of the merge_blocks hook.
6944 2007-06-09 Tom Tromey <tromey@redhat.com>
6946 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
6947 (deprecated_state): Removed.
6948 (start_decl): Update.
6949 (enum deprecated_states): Moved earlier.
6950 (groktypename): Update.
6951 (push_parm_decl): Likewise.
6952 (grokfield): Likewise.
6953 (start_function): Likewise.
6955 2007-06-09 Ian Lance Taylor <iant@google.com>
6957 PR tree-optimization/32169
6958 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
6959 CONVERT_EXPR, check whether min and max both converted to an
6960 overflow infinity representation.
6962 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
6964 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
6965 not inserted on the edge.
6967 2007-06-08 Bob Wilson <bob.wilson@acm.org>
6969 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
6970 instructions if they are supported.
6971 (__divsi3, __umodsi3, __modsi3): Likewise.
6972 (__ashldi3, __ashrdi3, __lshrdi3): New.
6973 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
6975 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
6976 Tony Linthicum <tony.linthicum@amd.com>
6978 * doc/invoke.texi: Add fvect-cost-model flag.
6979 * common.opt (fvect-cost-model): New flag.
6980 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
6981 cost fields in stmt_vec_info struct for STMT.
6982 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
6983 fields in stmt_vec_info struct and access functions for the same.
6984 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
6985 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
6986 load, store and vector to scalar operation.
6987 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
6988 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
6989 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
6990 (TARG_VEC_STORE_COST): Define cost of vector store.
6991 (vect_estimate_min_profitable_iters): Define new function.
6992 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
6993 check to evaluate if loop iterations are less than minimum profitable
6994 iterations determined by cost model or minimum vect loop bound defined
6995 by user, whichever is more conservative.
6996 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
6997 run-time check to evaluate if loop iterations are less than minimum
6998 profitable iterations determined by cost model or minimum vect loop
6999 bound defined by user, whichever is more conservative.
7000 (vect_estimate_min_profitable_iterations): New function to estimate
7001 mimimimum iterartions required for vector version of loop to be
7002 profitable over scalar version.
7003 (vect_model_reduction_cost): New function.
7004 (vect_model_induction_cost): New function.
7005 (vect_model_simple_cost): New function.
7006 (vect_cost_strided_group_size): New function.
7007 (vect_model_store_cost): New function.
7008 (vect_model_load_cost): New function.
7009 (vectorizable_reduction): Call vect_model_reduction_cost during
7011 (vectorizable_induction): Call vect_model_induction_cost during
7013 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7014 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7015 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7016 vectorizable_promotion, vectorizable_demotion): Call
7017 vect_model_simple_cost during analysis phase.
7019 2007-06-08 Simon Baldwin <simonb@google.com>
7021 * reg-stack.c (get_true_reg): Readability change. Moved default case
7022 label into direct switch statement scope.
7024 2007-06-08 Simon Baldwin <simonb@google.com>
7026 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7027 in gcc_assert() with '==' comparison.
7029 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7032 TARGET_ABM handling of x86_popcnt variable.
7034 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7036 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7037 __builtin_copysignq and __builtin_infq built-in functions.
7039 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7041 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7042 SSE4.2 section. Correct built-in function names in SSE4A section.
7044 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7046 PR tree-optimization/32243
7047 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7048 for ncopies after ratio check between nunits_out and nunits_in.
7049 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7051 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7053 PR tree-optimization/32224
7054 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7055 vectorization upon a non GIMPLE_MODIFY_STMT.
7057 2007-06-08 Christian Bruel <christian.bruel@st.com>
7060 * config/sh/sh.md (doloop_end): New pattern and splitter.
7061 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7063 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7066 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7068 (verify_dominators): Do not change dominance tree.
7070 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7072 * config/sh/constraints.md: New file.
7073 * config/sh/sh.c: Include tm-constrs.h.
7074 (reg_class_from_letter): Remove.
7075 (prepare_cbranch_operands): Use satisfies_constraint_*
7076 function instead of macro.
7077 (andcosts, broken_move, sh_secondary_reload): Likewise.
7078 * config/sh/predicates.md (trapping_target_operand): Likewise.
7079 (and_operand, arith_operand, arith_reg_or_0_operand,
7080 cmp_operand, logical_operand, target_operand,
7081 ua_address_operand, ua_offset, xor_operand): Likewise.
7082 * config/sh/sh.md: Include constraints.md.
7083 (*movsicc_t_false): Use satisfies_constraint_* function
7085 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7086 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7087 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7088 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7089 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7090 (REG_CLASS_FROM_CONSTRAINT): Remove.
7091 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7092 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7093 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7094 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7095 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7096 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7097 function instead of macro.
7098 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7099 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7100 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7101 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7102 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7103 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7104 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7105 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7106 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7107 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7108 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7109 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7110 EXTRA_CONSTRAINT_STR): Likewise.
7111 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7113 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7115 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7117 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7120 * c-common.h (flag_cpp0x): Replaced by...
7121 (cxx_dialect): ... this new variable specifying the C++ dialect that
7123 * c-common.c (flag_cpp0x): Removed.
7124 (cxx_dialect): Defined.
7125 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7127 * c-opts.c (c_common_post_options): Likewise.
7128 (set_std_cxx98): Set cxx_dialect to cxx98.
7129 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7131 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7132 Hui-May Chang <hm.chang@apple.com>
7134 * doc/invoke.texi (Darwin Options): Update documentation for
7135 -mmacosx-version-min.
7136 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7137 * config/darwin-driver.c: New file.
7138 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7139 * config/t-darwin (darwin-driver.o): New rule.
7141 * config/darwin-c.c (version_as_macro): Ignore low digit.
7143 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7145 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7146 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7147 (CSGNMODE): New mode macro.
7148 (CSGNVMODE): New mode attribute.
7149 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7150 expander using CSGNMODE mode macro. Handle TFmode.
7151 (copysign<mode>3_const): Rename from copysignsf3_const and
7152 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7154 (copysign<mode>3_var): Rename from copysignsf3_var and
7155 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7157 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7158 mode macro. Handle TFmode.
7159 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7160 (iortf3, *iortf3): Ditto.
7161 (xortf3, *xortf3): Ditto.
7162 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7163 TFmode and TImode masks.
7164 (ix86_expand_copysign): Expand TFmode copysign insn.
7165 (IX86_BUILTIN_INFQ): New.
7166 (IX86_BUILTIN_FABSQ): Ditto.
7167 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7168 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7169 [__builtin_fabsq]: Ditto.
7170 [__builtin_copysignq]: Ditto.
7171 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7172 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7173 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7174 ix86_expand_binop_builtin().
7176 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7178 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7180 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7183 * rtl.h (push_to_sequence2): New.
7184 * emit-rtl.c (push_to_sequence2): New.
7185 * function.c (assign_parm_data_all): Add new fields.
7186 (assign_parm_setup_block): Call push_to_sequence2 instead of
7188 (assign_parm_setup_reg): Ditto.
7189 (assign_parm_setup_stack): Ditto.
7190 (assign_parms_unsplit_complex): Ditto.
7191 (assign_parms): Change field name.
7193 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7195 PR tree-optimization/32220
7196 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7197 phi node is reached before defining statement.
7199 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7202 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7203 after changing the right hand side of the assignment.
7205 2007-06-06 Eric Christopher <echristo@apple.com>
7207 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7208 (x86_64-*-darwin*): Ditto.
7209 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7210 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7212 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7214 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7216 (add_key): Likewise.
7217 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7218 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7220 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7222 (add_cost_one_coalesce): Likewise.
7223 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7224 variable names. Rename orig to orig_name for consistency.
7225 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7227 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7229 (record_equivalences_from_stmt): Likewise.
7230 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7231 the coding conventions.
7232 (memory_ssa_name_same): Likewise.
7233 (dse_optimize_stmt): Likewise.
7234 (dse_record_phis): Likewise.
7235 (dse_finalize_block): Likewise.
7236 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7237 keywords as variable names.
7238 (may_move_till): Cast according to the coding conventions.
7239 (force_move_till_expr): Avoid using C++ keywords as variable names.
7240 (force_move_till): Cast according to the coding conventions.
7241 (memref_hash): Likewise.
7242 (memref_eq): Likewise.
7243 (gather_mem_refs_stmt): Likewise.
7244 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7245 using C++ keywords as variable names.
7246 (idx_find_step): Cast according to the coding conventions.
7247 (idx_record_use): Likewise.
7248 (find_depends): Likewise.
7249 (prepare_decl_rtl): Likewise.
7250 (mbc_entry_hash): Likewise.
7251 (mbc_entry_eq): Likewise.
7252 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7253 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7254 (idx_infer_loop_bounds): Cast according to the coding conventions.
7255 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7256 * tree-ssa-math-opts.c (occ_new ): Likwise.
7257 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7259 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7261 (add_use_op): Likewise.
7262 (add_vop): Likewise.
7263 (add_vuse_op): Likewise.
7264 (add_vdef_op): Likewise.
7265 (get_expr_operands): Likewise.
7266 (push_stmt_changes): Use type safe memory macros.
7267 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7268 keywords as variable names.
7269 (conditional_replacement): Likewise.
7270 (minmax_replacement): Likewise.
7271 (abs_replacement): Likewise.
7272 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7274 (insert_fake_stores): Avoid using C++ keywords as variable names.
7275 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7277 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7278 (heapvar_insert): Use type safe memory macros.
7279 (new_var_info): Cast according to the coding conventions.
7280 (new_constraint): Likewise.
7281 (remove_preds_and_fake_succs): Use type safe memory macros.
7282 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7284 (thread_single_edge): Likewise.
7285 (thread_through_loop_header): Likewise.
7287 2007-06-06 Eric Christopher <echristo@apple.com>
7289 * config/i386/i386.c (override_options): Move handling
7290 of TARGET_SUBTARGET* earlier.
7292 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7294 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7297 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7299 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7300 emited outside of basic block.
7301 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7303 * rtl.h (delete_insn_chain): Declaration changed.
7304 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7306 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7307 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7308 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7309 to delete_insn_chain.
7310 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7311 do not have bb field set.
7312 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7314 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7315 * cfgcleanup.c (try_optimize_cfg): Ditto.
7317 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7319 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7320 (lambda_body_vector_new): Use type safe memory macros.
7321 (lambda_linear_expression_new): Likewise.
7322 (lambda_loopnest_new): Likewise.
7323 (lambda_lattice_new): Likewise.
7324 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7325 conventions. Use type safe memory macros.
7326 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7327 (lambda_body_vector_s): Likewise.
7328 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7329 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7331 2007-06-06 Richard Guenther <rguenther@suse.de>
7333 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7334 if we need to schedule cfg_cleanup.
7335 (tree_ssa_forward_propagate_single_use_vars): Do so.
7337 2007-06-06 Ian Lance Taylor <iant@google.com>
7339 * fold-const.c (merge_ranges): If range_successor or
7340 range_predecessor fail, just return 0.
7342 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7344 PR tree-optimization/32216
7345 * tree-vectorizer.c (supportable_widening_operation): Determine
7346 signedness of FIX_TRUNC_EXPR from output operand.
7347 (supportable_narrowing_operation): Ditto.
7348 * tree-vect-generic.c (expand_vector_operations_1): Determine
7349 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7352 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7354 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7355 (struct pta): ...from here. Change flags to unsigned to avoid
7356 excessive casting (as it is used as a bit mask).
7357 (override_options): Add casts according to the coding convenventions.
7358 (x86_64_elf_unique_section): Likewise.
7359 (examine_argument): Avoid using C++ keywords as variable names.
7360 (construct_container): Likewise.
7361 (legitimize_pic_address): Likewise.
7362 (get_dllimport_decl): Cast according to the coding conventions. Use
7363 type safe memory macros.
7364 (legitimize_address): Cast according to the coding conventions.
7365 (emit_i387_cw_initialization): Corrected the type of slot to enum
7367 (ix86_init_machine_status): Use type safe memory macros.
7368 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7369 (bdesc_pcmpistr): Likewise.
7370 (bdesc_crc32): Likewise.
7371 (bdesc_sse_3arg): Likewise.
7372 (bdesc_2arg): Likewise.
7373 (bdesc_1arg): Likewise.
7374 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7375 (ix86_expand_sse_pcmpistr): Likewise.
7376 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7377 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7378 int to match the langhook definition.
7379 (ix86_builtin_conversion): Change the type of code to unsigned init to
7380 match the langhook definition.
7381 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7383 (ix86_preferred_output_reload_class): Likewise.
7384 (ix86_cannot_change_mode_class): Likewise.
7385 (ix86_memory_move_cost): Likewise.
7386 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7387 avoid excessive casting later on.
7388 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7390 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7392 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7393 as flags setting insn.
7394 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7396 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7398 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
7399 (UNSPEC_ROUND): New.
7400 ("sse4_1_round<mode>2"): New insn pattern.
7401 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
7403 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
7404 expander using SSEMODEF mode macro. Expand using
7405 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7406 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
7407 expander using SSEMODEF mode macro. Expand using
7408 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7409 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
7410 expander using SSEMODEF mode macro. Expand using
7411 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
7412 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
7413 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
7414 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
7417 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
7418 Sebastian Pop <sebpop@gmail.com>
7420 * lambda.h (build_linear_expr): New.
7421 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
7422 Use build_linear_expr, call fold and force_gimple_operand.
7423 (lambda_loopnest_to_gcc_loopnest): Check that there is
7424 something to insert.
7425 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
7427 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
7429 PR preprocessor/23479
7430 * doc/extend.texi: Document the 0b-prefixed binary integer
7433 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7435 PR tree-optimization/32215
7436 * tree-vectorizer.c (supportable_widening_operation): Return false
7437 for unsupported FIX_TRUNC_EXPR tree code.
7438 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
7440 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
7442 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
7443 register on SPE targets. Change documentation to reflect
7445 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
7446 Change FIXED_SCRATCH to 14 and document why we're keeping r14
7447 out of the register allocation pool.
7448 (rs6000_reg_live_or_pic_offset_p): New function.
7449 (rs6000_emit_prologue): Move the actual saving of LR up to free
7450 r0 for holding r11. Split saving of SPE 64-bit registers into
7451 its own case. Ensure that offsets will always be in-range for
7452 'evstdd' by using r11 as a scratch register to point at the start
7453 of the SPE save area. Save r11 if necessary, as it is the static
7455 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
7456 into its own case. Ensure that offsets will always be in-range
7457 for 'evldd' by using r11 as a scratch register to point at the
7458 start of the SPE save area. Also adjust r11 when restoring
7459 the stack pointer to compensate for pre-loading r11.
7461 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
7463 * cfg.c (init_flow): Use type safe memory macros.
7464 (alloc_block): Likewise.
7465 (unchecked_make_edge): Likewise.
7466 (dump_flow_info): Avoid using C++ keywords as variable names.
7467 (copy_original_table_clear): Cast according to the coding conventions.
7468 (copy_original_table_set): Likewise.
7469 * cfgexpand (label_rtx_for_bb): Likewise.
7470 (expand_gimple_basic_block): Likewise.
7471 * cfghooks.c (dump_bb): Likewise.
7472 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
7474 (lv_add_condition_to_bb): Likewise.
7475 * cfglayout (relink_block_chain): Cast according to the coding
7477 (fixup_reorder_chain): Likewise.
7478 (fixup_fallthru_exit_predecessor): Likewise.
7479 * cfgloop.c (glb_enum_p): Likewise.
7480 (get_exit_description): Likewise.
7481 (dump_recorded_exit): Likewise.
7482 * cfgloop.h (enum loop_estimation): Move out of struct scope...
7483 (struct loop): ... from here.
7484 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
7486 * cfgrtl.c (rtl_create_basic_block): Likewise.
7487 (rtl_split_block): Likewise.
7488 (rtl_dump_bb): Likewise.
7489 (cfg_layout_split_block): Likewise.
7490 (init_rtl_bb_info): Use typesafe memory macros.
7492 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
7493 * graphds.h: Updated all usages of edge to graph_edge.
7494 * graphds.c: Likewise.
7495 * cfgloopanal.c: Likewise.
7497 2007-06-05 Ian Lance Taylor <iant@google.com>
7499 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
7500 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
7501 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
7503 (test_for_singularity): Likewise.
7505 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/constraints.md ("Y2"): Replaced by ...
7509 * config/i386/i386.md: Likewise.
7510 * config/i386/mmx.md: Likewise.
7511 * config/i386/sse.md: Likewise.
7513 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
7515 * config/i386/constraints.md ("z"): Replaced by ...
7517 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
7518 (sse4_1_blendvps): Likewise.
7519 (sse4_1_pblendvb): Likewise.
7520 (sse4_2_pcmpestr): Likewise.
7521 (sse4_2_pcmpestrm): Likewise.
7522 (sse4_2_pcmpestr_cconly): Likewise.
7523 (sse4_2_pcmpistr): Likewise.
7524 (sse4_2_pcmpistrm): Likewise.
7525 (sse4_2_pcmpistr_cconly): Likewise.
7527 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
7529 * matrix-reorg.c (transform_access_sites): Fix computation.
7530 (transform_allocation_sites): Same.
7532 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7534 * config/i386/i386.c (override_options): Use
7535 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
7537 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
7539 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
7540 (nonimm_not_xmm0_operand): Ditto.
7541 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
7542 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
7543 as operand[2] predicate. Require "z" class XMM register for
7544 operand[3]. Adjust asm template.
7545 ("sse4_1_blendvpd"): Ditto.
7546 ("sse4_1_pblendvb"): Ditto.
7547 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
7548 force op2 into xmm0 register for variable blend instructions.
7550 2007-06-04 Tom Tromey <tromey@redhat.com>
7552 * c-tree.h (start_enum): Update.
7553 (build_enumerator): Likewise.
7554 * c-decl.c (enum_next_value): Removed.
7555 (enum_overflow): Likewise.
7556 (start_enum): Add c_enum_contents argument. Don't use globals.
7557 (build_enumerator): Likewise.
7558 * c-tree.h (struct c_enum_contents): New struct.
7560 2007-06-04 Tom Tromey <tromey@redhat.com>
7562 * c-common.c (c_common_get_alias_set): Fix indentation.
7564 2007-06-04 Ian Lance Taylor <iant@google.com>
7566 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
7567 to overflow, reduce overflow infinity to regular infinity.
7568 (vrp_var_may_overflow): New static function.
7569 (vrp_visit_phi_node): Check vrp_var_may_overflow.
7571 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
7573 * stor-layout.c (layout_type): Remove duplicate code.
7575 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
7578 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
7579 before build_common_builtin_nodes ().
7581 2007-06-04 Steve Ellcey <sje@cup.hp.com>
7584 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
7586 2007-06-04 Jan Hubicka <jh@suse.cz>
7588 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
7589 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
7590 instead of _stat version.
7592 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7594 PR tree-optimization/32194
7595 * tree-predcom.c (determine_offset): Check that both references have
7598 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
7600 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
7601 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
7602 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7603 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
7604 Add argument to iterate_fix_dominators call.
7605 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
7606 * gcse.c (hoist_code): Change domby to vector.
7607 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
7608 Add argument to iterate_fix_dominators call.
7609 * loop-doloop.c (doloop_modify): Changed recount_dominator to
7610 recompute_dominator.
7611 * lambda-code.c (perfect_nestify): Ditto.
7612 * cfgloopanal.c: Include graphds.h.
7613 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
7614 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
7615 (mark_irreducible_loops): Use graphds_scc. Remove argument from
7617 * graphds.c: New file.
7618 * graphds.h: New file.
7619 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
7620 (get_dominated_by, get_dominated_by_region): Change return type to
7622 (verify_dominators): Recompute all dominators and compare the results.
7623 (recount_dominator): Renamed to ...
7624 (recompute_dominator): ... this. Do not check that the block is
7626 (iterate_fix_dominators): Reimplemented.
7627 (prune_bbs_to_update_dominators, root_of_dom_tree,
7628 determine_dominators_for_sons): New functions.
7629 * et-forest.c (et_root): New function.
7630 * et-forest.h (et_root): Declare.
7631 * Makefile.in (graphds.o): Add.
7632 (cfgloopanal.o): Add graphds.h dependency.
7633 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
7634 * basic-block.h (get_dominated_by, get_dominated_by_region,
7635 iterate_fix_dominators): Declaration changed.
7636 (recount_dominator): Renamed to ...
7637 (recompute_dominator): ... this.
7638 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
7639 (thread_through_all_blocks): Do not free dominance info.
7641 2007-06-03 Andreas Schwab <schwab@suse.de>
7643 * config/m68k/m68k.c (override_options): Don't override
7645 * config/m68k/m68k-modes.def (SF, DF): Define to use
7646 motorola_single_format and motorola_double_format, resp.
7647 * real.c (motorola_single_format): Renamed from
7648 coldfire_single_format.
7649 (motorola_double_format): Renamed from coldfire_double_format.
7650 (encode_ieee_extended): Generate a proper canonical NaN image
7651 respecting canonical_nan_lsbs_set.
7652 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
7654 * real.h: Adjust declarations.
7656 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
7659 * config/sh/sh.md (symGOT_load): Don't schedule insns when
7660 the symbol is generated with the stack protector.
7662 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
7664 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
7665 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
7667 * doc/extend.texi (interrupt): Mention m68k.
7669 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
7671 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
7672 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
7673 (ix86_expand_sse_pcmpestr): Do not check operands for
7674 "register_operand", when insn operand predicate is "register_operand".
7675 (ix86_expand_sse_pcmpistr): Ditto.
7677 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
7678 Uros Bizjak <ubizjak@gmail.com>
7680 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
7681 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
7682 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
7683 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
7684 * config/i386/constraints.md ("z"): New register constraint
7685 for members of SSE_FIRST_REG class.
7686 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
7687 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
7688 SSE_FIRST_REG class.
7689 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
7690 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
7691 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
7692 (IX86_BUILTIN_PCMPESTRM128): Likewise.
7693 (IX86_BUILTIN_PCMPESTRA128): Likewise.
7694 (IX86_BUILTIN_PCMPESTRC128): Likewise.
7695 (IX86_BUILTIN_PCMPESTRO128): Likewise.
7696 (IX86_BUILTIN_PCMPESTRS128): Likewise.
7697 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
7698 (IX86_BUILTIN_PCMPISTRI128): Likewise.
7699 (IX86_BUILTIN_PCMPISTRM128): Likewise.
7700 (IX86_BUILTIN_PCMPISTRA128): Likewise.
7701 (IX86_BUILTIN_PCMPISTRC128): Likewise.
7702 (IX86_BUILTIN_PCMPISTRO128): Likewise.
7703 (IX86_BUILTIN_PCMPISTRS128): Likewise.
7704 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
7705 (struct builtin_description): Change "flag" field to unsigned.
7706 (bdesc_pcmpestr): New builtin description table.
7707 (bdesc_pcmpistr): Likewise.
7708 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
7709 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
7710 Initialize pcmp[ei]str[im] insns for SSE4.2.
7711 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
7712 (ix86_expand_sse_pcmpistr): Likewise.
7713 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
7714 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
7715 (UNSPEC_PCMPISTR): Likewise.
7716 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
7717 (sse4_2_pcmpestri):New isns pattern.
7718 (sse4_2_pcmpestrm): Likewise.
7719 (sse4_2_pcmpestr_cconly): Likewise.
7720 (sse4_2_pcmpistr): New insn patern and splitter.
7721 (sse4_2_pcmpistri):New isns pattern.
7722 (sse4_2_pcmpistrm): Likewise.
7723 (sse4_2_pcmpistr_cconly): Likewise.
7724 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
7727 2007-06-01 David Daney <ddaney@avtrex.com>
7729 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
7730 LOADGP_ABSOLUTE and not binds_local_p.
7732 2007-06-01 Geoffrey Keating <geoffk@apple.com>
7734 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
7736 2007-06-01 Ian Lance Taylor <iant@google.com>
7738 * tree-vrp.c (compare_name_with_value): Always set
7739 used_strict_overflow if we get a result from the variable itself.
7741 2007-06-01 Ian Lance Taylor <iant@google.com>
7743 PR rtl-optimization/31455
7744 * lower-subreg.c (find_decomposable_subregs): Don't decompose
7745 subregs which have a cast between modes which are not tieable.
7747 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
7749 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
7750 breaks after return statements.
7752 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
7754 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
7755 only after no_new_pseudos.
7757 2007-05-31 Eric Christopher <echristo@apple.com>
7759 * expr.c (convert_move): Assert that we don't have a BLKmode
7761 (store_expr): Handle BLKmode moves by calling emit_block_move.
7763 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
7765 * c-typeck.c (build_indirect_ref): Include type in error message.
7766 (build_binary_op): Pass types to binary_op_error.
7767 * c-common.c (binary_op_error): Take two type arguments, print out
7769 * c-common.h (binary_op_error): Update prototype.
7771 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7773 * config/i386/i386.c: Correct coments on -mno-sse4.
7775 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
7777 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
7778 (x86_64-*-*): Likewise.
7779 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
7780 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
7781 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7782 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
7783 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7784 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7785 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7786 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7787 (OPTION_MASK_ISA_SSE4): Likewise.
7788 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
7789 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7790 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
7791 (override_options): Support SSE4.2.
7792 (ix86_build_const_vector): Support SImode and DImode.
7793 (ix86_build_signbit_mask): Likewise.
7794 (ix86_expand_int_vcond): Support V2DImode.
7795 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
7796 (IX86_BUILTIN_CRC32HI): Likewise.
7797 (IX86_BUILTIN_CRC32SI): Likewise.
7798 (IX86_BUILTIN_CRC32DI): Likewise.
7799 (IX86_BUILTIN_PCMPGTQ): Likewise.
7800 (bdesc_crc32): Likewise.
7801 (bdesc_sse_3arg): Likewise.
7802 (ix86_expand_crc32): Likewise.
7803 (ix86_init_mmx_sse_builtins): Support SSE4.2.
7804 (ix86_expand_builtin): Likewise.
7805 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
7806 __SSE4_2__ for -msse4.2.
7807 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
7808 (CRC32MODE): Likewise.
7809 (crc32modesuffix): Likewise.
7810 (crc32modeconstraint): Likewise.
7811 (sse4_2_crc32<mode>): Likewise.
7812 (sse4_2_crc32di): Likewise.
7813 * config/i386/i386.opt (msse4.2): New for SSE4.2.
7815 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
7816 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
7817 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
7818 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
7819 (vcondu<mode>): Likewise.
7820 * doc/extend.texi: Document SSE4.2 built-in functions.
7821 * doc/invoke.texi: Document -msse4.2/-msse4.
7823 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
7825 PR tree-optimization/32160
7826 * tree-predcom.c (predcom_tmp_var): New function. Mark created
7827 variable as gimple reg.
7828 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
7830 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
7832 * gcc.c (main): Don't consider linker options when issuing the
7833 warning about a linker input file not being used.
7835 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7837 * tree-vrp.c (compare_names): Initialize sop.
7839 2007-05-30 Dirk Mueller <dmueller@suse.de>
7841 * cgraphunit.c (cgraph_analyze_function): Remove
7842 computation of inline parameters.
7844 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7846 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
7848 2007-05-30 Richard Sandiford <richard@codesourcery.com>
7850 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
7851 Add vx-common.h. Include vxworks.h between vx-common.h and
7853 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
7855 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
7856 (TARGET_ASM_DESTRUCTOR): Likewise.
7857 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
7858 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
7859 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7860 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
7861 (VXWORKS_ENDIAN_SPEC): Define.
7862 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
7863 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
7864 VXWORKS_* equivalents.
7865 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
7866 (ASM_FILE_START): Delete.
7867 (TARGET_VERSION): Reformat.
7868 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
7869 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
7870 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
7871 (FPBIT, DPBIT): Define.
7872 (fp-bit.c, dp-bit.c): New rules.
7873 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
7874 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
7875 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
7876 * config/arm/arm.h: Include vxworks-dummy.h.
7877 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
7878 Mark with ATTRIBUTE_UNUSED.
7879 (arm_override_options): Do not allow VxWorks RTP PIC to be used
7880 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
7881 make it incompatible with -msingle-pic-base.
7882 (arm_function_ok_for_sibcall): Return false for calls that might
7883 go through a VxWorks PIC PLT entry.
7884 (require_pic_register): New function, split out from...
7885 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
7887 (arm_load_pic_register): Handle the VxWorks RTP initialization
7888 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
7889 (arm_emit_call_insn): New function.
7890 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
7891 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
7892 (pic_offset_arm): New pattern.
7893 (call, call_value): Use arm_emit_call_insn.
7894 (call_internal, call_value_internal): New expanders.
7895 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
7896 VxWorks unless __PIC__.
7898 2007-05-30 Eric Christopher <echristo@gmail.com>
7900 * genrecog.c: Include regs.h in generated file.
7901 * genemit.c: Ditto. Fix up formatting.
7902 * config/mn10300/constraints.md: New.
7903 * config/mn10300/mn10300.md: Include.
7904 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
7905 Fix up for removed macro.
7906 * config/mn10300/predicates.md (call_address_operand): Ditto.
7907 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
7908 (CONST_OK_FOR_I): Ditto.
7909 (CONST_OK_FOR_J): Ditto.
7910 (CONST_OK_FOR_K): Ditto.
7911 (CONST_OK_FOR_L): Ditto.
7912 (CONST_OK_FOR_M): Ditto.
7913 (CONST_OK_FOR_N): Ditto.
7914 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
7918 (EXTRA_CONSTRAINT): Ditto.
7920 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7922 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
7924 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
7925 OPTION_MASK_ISA_64BIT.
7926 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
7928 2007-05-30 Richard Guenther <rguenther@suse.de>
7931 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
7932 types for comparison.
7933 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
7934 with original typed arguments.
7935 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
7937 2007-05-30 Jakub Jelinek <jakub@redhat.com>
7939 PR tree-optimization/31769
7940 * except.c (duplicate_eh_regions): Clear prev_try if
7941 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
7943 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
7945 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
7946 * tree-ssa-sink.c (statement_sink_location): Return basic block and
7947 bsi of the location where statements should be inserted.
7948 (sink_code_in_bb): Take bsi from statement_sink_location.
7949 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
7950 instead of bsi_start.
7951 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
7953 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
7954 (bsi_move_before): Document inconsistency with bsi_move_after.
7955 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
7957 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
7959 * config/i386/i386.h (TARGET_ABM): New define.
7960 (TARGET_POPCNT): Ditto.
7961 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
7962 New temporary defines to redefine from OPTION_ISA_* defines.
7963 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
7964 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
7965 (ix86_isa_flags): New extern int declaration.
7966 (TARGET_SUBTARGET_DEFAULT): New define.
7967 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
7968 (TARGET_SUBTARGET32_DEFAULT): Ditto.
7969 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
7970 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7971 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
7972 * config/i386/darwin.h: Change TARGET_64BIT define to
7975 * config/i386/i386.opt (m3dnowa): Define as undocumented option
7976 using existing "ix86_isa_flags" varible.
7977 (m32, m64): Use existing "ix86_isa_flags" variable.
7978 (mmmx, m3dnow): Ditto.
7979 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
7980 (mabm): Define as non-negative option using "x86_abm" variable.
7981 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
7983 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
7984 Rewrite feature test bitmap.
7985 (ix86_isa_flags): New initialized global int varible.
7986 (ix86_isa_flags_explicit): New static int variable.
7987 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
7988 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
7989 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
7990 target_flags_explicit.
7991 (override_options): Remove "target_enable" and "target_disable" fields
7992 from "struct ptt". Update processor_target_table accordingly. Remove
7993 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
7994 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
7995 "target_flags" and "ix86_isa_flags_explicit" instead of
7996 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
7997 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
7998 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
7999 to true when either of PTA_POPCNT or PTA_ABM is set in
8000 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8001 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8002 processor_alias_table flags entry. Remove handling of
8003 "target_enable" and "target_disable" fields of processor_target_table.
8004 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8005 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8006 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8007 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8008 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8010 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8012 2007-05-29 David Daney <ddaney@avtrex.com>
8015 * config/mips/mips.c (mips_output_mi_thunk): Emit
8016 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8018 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8019 * config/i386/i386.c (ix86_function_regparm): Added checking of
8020 ix86_force_align_arg_pointer to determine the number of
8021 register parameters.
8023 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8025 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8026 (SET_DR_MISALIGNMENT): New.
8027 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8028 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8029 Use SET_DR_MISALIGNMENT.
8030 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8032 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8033 find_loop_nest): Export.
8034 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8035 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8036 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8037 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8039 (struct mem_ref): Add field reuse_distance.
8040 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8041 Initialize reuse_distance field.
8042 (issue_prefetch_ref): Select temporality of prefetch according to
8044 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8045 self_reuse_distance, determine_loop_nest_reuse): New functions.
8046 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8047 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8048 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8051 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8053 * tree-ssa-alias.c: Add aliasing overview.
8055 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8056 Danny Smith <dannysmith@users.sourceforge.net>
8059 * config/i386/t-crtfm: Compile crtfastmath.o with
8060 -minline-all-stringops.
8061 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8062 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8064 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8066 * doc/md.texi: Document constraints on HP PA-RISC.
8068 * pa/constraints.md: New file.
8069 * pa.md: Include constraints.md.
8070 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8071 (integer_store_memory_operand, ldil_cint_p): New functions.
8072 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8073 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8074 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8075 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8076 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8078 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8081 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8082 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8083 case POSTDECREMENT_EXPR>): Return the error_mark_node
8084 if either the real or imaginary parts would an
8087 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8089 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8090 name when we remove it from a call.
8092 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8094 * targhooks.c (default_narrow_bitfield): Remove.
8095 * targhooks.h: Remove the prototype for
8096 default_narrow_bitfield.
8098 * langhooks-def.h: Remove the prototype for
8099 hook_get_alias_set_0.
8100 * langhooks.c (hook_get_alias_set_0): Remove.
8102 * global.c (EXECUTE_IF_CONFLICT): Remove.
8104 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8107 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8108 return true when truth_value_p is true and the type
8111 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8113 * doc/install.texi (Prerequisites): We no longer require Autoconf
8114 2.13 for the top-level.
8116 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8118 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8119 memory access via x86_expand_vector_move_misalign() only for
8120 TImode values on 32-bit targets.
8122 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8124 * matrix-reorg.c: New file. Implement matrix flattening and
8125 transposing optimization.
8126 * tree-pass.h: Add matrix reorg pass.
8127 * common.opt: Add fipa-mreorg flag.
8128 * Makefile.in: Add matrix-reorg.c.
8129 * passes.c: Add matrix reorg pass.
8130 * varpool.c (add_new_static_var): New function.
8131 * cgraph.h (add_new_static_var): Declare.
8133 2007-05-27 Eric Christopher <echristo@apple.com>
8135 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8136 sp_offset depending on stack size. Save r12 depending
8137 on registers we're saving later.
8138 (rs6000_emit_epilogue): Update sp_offset depending only
8141 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8143 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8144 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8145 * ifcvt.c (if_convert): Ditto.
8146 * tree-ssa-threadupdate.c (thread_block): Ditto.
8147 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8148 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8149 verify_loop_closed_ssa): Check number_of_loops instead of
8151 * predict.c (tree_estimate_probability): Ditto.
8152 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8153 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8154 * modulo-sched.c (sms_schedule): Ditto.
8155 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8156 (scev_finalize): Do not do anything if scev analysis was not
8158 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8159 current_loops == NULL.
8160 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8161 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8163 (loop_optimizer_finalize): Assert that loops were analyzed.
8164 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8165 rtl_doloop): Check number_of_loops instead of current_loops.
8166 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8167 current_loops == NULL.
8168 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8169 gate_tree_vectorize tree_linear_transform, check_data_deps,
8170 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8171 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8172 Check number_of_loops instead of current_loops.
8173 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8174 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8175 free loops if available.
8176 (execute_pre): Do not pass do_fre to fini_pre.
8178 2007-05-27 Tobias Burnus <burnus@net-b.de>
8181 * real.c (mpfr_from_real): Fix sign of -Inf.
8183 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8185 * tree-vect-transform.c (vectorizable_conversion): Initialize
8186 tree_code variables to ERROR_MARK.
8187 (vectorizable_type_demotion): Likewise.
8188 (vectorizable_type_promotion): Likewise.
8190 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8193 * config/i386/i386.md (movti): Handle push operands via
8196 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8198 * basic-block.h: Remove the prototype for merge_seq_blocks.
8199 * cfgcleanup.c (merge_seq_blocks): Remove.
8201 * tree-flow.h: Remove the prototype for is_aliased_with.
8202 * tree-ssa-alias.c (is_aliased_with): Remove.
8204 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8206 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8208 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8210 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8211 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8212 (vec_unpacks_hi_v16qi): Likewise.
8213 (vec_unpacku_lo_v16qi): Likewise.
8214 (vec_unpacks_lo_v16qi): Likewise.
8215 (vec_unpacku_hi_v8hi): Likewise.
8216 (vec_unpacks_hi_v8hi): Likewise.
8217 (vec_unpacku_lo_v8hi): Likewise.
8218 (vec_unpacks_lo_v8hi): Likewise.
8219 (vec_unpacku_hi_v4si): Likewise.
8220 (vec_unpacks_hi_v4si): Likewise.
8221 (vec_unpacku_lo_v4si): Likewise.
8222 (vec_unpacks_lo_v4si): Likewise.
8224 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8226 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8227 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8228 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8229 follow spelling conventions in various
8230 warning/error/diagnostic messages.
8232 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8233 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8234 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8235 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8236 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8237 * doc/tm.texi: Follow spelling conventions.
8239 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8242 * tree-ssa-forwprop.c
8243 (forward_propagate_addr_into_variable_array_index): Remove
8244 the lhs argument. Use the type of def_rhs instead of lhs.
8245 (forward_propagate_addr_expr_1): Update use of
8246 forward_propagate_addr_into_variable_array_index.
8248 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8249 Nigel Stephens <nigel@mips.com>
8251 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8252 function attributes, "far" being an alias for "long_call".
8253 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8254 (mips_near_type_p, mips_far_type_p): New.
8255 (mips_comp_type_attributes): New function to check that attributes
8256 attached to a function type are compatible.
8257 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8258 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8259 to the target function of the thunk.
8260 (mips_encode_section_info): Check for "near" and "far" function
8261 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8263 * config/mips/predicates.md (const_call_insn_operand): Test only
8264 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8266 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8269 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8270 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8271 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8272 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8274 2007-05-25 Eric Christopher <echristo@apple.com>
8276 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8277 to x86-darwin configurations.
8278 * config/i386/t-darwin: Add softfp support.
8279 * config/i386/t-darwin64: Ditto.
8280 * config/i386/sfp-machine.h: If mach then don't use
8281 aliasing, emit a stub to call.
8283 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8285 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8286 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8287 tree-predcom.c, tree-ssa-alias-warnings.c,
8288 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8289 comment typos. Follow spelling conventions.
8290 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8292 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8295 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8296 constants into memory. Expand unaligned memory references for
8297 SSE modes via x86_expand_vector_move_misalign() function.
8299 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8301 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8302 "memory" attribute for "sseishft" type insn without operands[2].
8304 2007-05-25 Dirk Mueller <dmueller@suse.de>
8305 Marcus Meissner <meissner@suse.de>
8307 * doc/extend.texi (alloc_size): New attribute.
8308 * c-common.c (handle_alloc_size_attribute): New.
8309 * tree-object-size.c (alloc_object_size): Use alloc_size
8310 attribute, if available.
8312 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8314 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8316 (__builtin_ia32_vec_ext_v2di): Likewise.
8317 (__builtin_ia32_vec_ext_v4si): Likewise.
8318 (__builtin_ia32_vec_ext_v8hi): Likewise.
8319 (__builtin_ia32_vec_ext_v16qi): Likewise.
8320 (__builtin_ia32_vec_set_v8hi): Likewise.
8322 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8324 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8326 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8328 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8329 (arm_is_longcall_p): Rename to...
8330 (arm_is_long_call_p): ...this. Take a single tree argument and
8332 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8333 (CUMULATIVE_ARGS): Remove call_cookie.
8334 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8335 (ENCODED_LONG_CALL_ATTR_P): Delete.
8336 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8337 LONG_CALL_FLAG_CHAR cases.
8338 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8339 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8340 ARM_DECLARE_FUNCTION_SIZE.
8341 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8342 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8343 (arm_encode_call_attribute, current_file_function_operand): Delete.
8344 (arm_function_in_section_p): New function.
8345 (arm_is_longcall_p): Rename to...
8346 (arm_is_long_call_p): ...this. Take the target function as a single
8347 argument and return a bool. Do not rely on call cookies. Check
8348 whether the target symbol is in the same section as the current
8349 function, not just the same compilation unit.
8350 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8351 (arm_encode_section_info): Don't encode a call type.
8352 * config/arm/arm.md (call, call_value): Update calls to
8353 arm_is_long(_)call_p. Simplify logic.
8354 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8355 Update calls to arm_is_long(_)call_p.
8357 2007-05-25 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/31982
8360 * tree-ssa-forwprop.c
8361 (forward_propagate_addr_into_variable_array_index): Handle arrays
8362 with element size one.
8364 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8366 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8367 (umulsi3_highpart): Likewise.
8369 2007-05-24 Ian Lance Taylor <iant@google.com>
8371 PR rtl-optimization/32069
8372 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8375 2007-05-24 Ollie Wild <aaw@google.com>
8377 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8380 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8382 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8383 (oprs_unchanged_p): Use it to check all registers in a REG.
8384 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8385 (reg_set_between_after_reload_p): Delete.
8386 (reg_used_between_after_reload_p): Likewise.
8387 (reg_set_or_used_since_bb_start): Likewise.
8388 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8389 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8390 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8391 * rtlanal.c (reg_set_p): Check whether REG overlaps
8392 regs_invalidated_by_call, rather than just checking the
8393 membership of REGNO (REG).
8395 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8397 * doc/passes.texi: Document predictive commoning.
8398 * doc/invoke.texi (-fpredictive-commoning): Document.
8399 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
8400 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
8401 adding indices to the generated name.
8402 (schedule_sm): Pass 0 to get_lsm_tmp_name.
8403 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
8404 * tree-pretty-print.c (op_symbol_1): Renamed to ...
8405 (op_symbol_code): ... and exported.
8406 (dump_omp_clause, op_symbol): Use op_symbol_code
8407 instead of op_symbol_1.
8408 * tree-pass.h (pass_predcom): Declare.
8409 * timevar.def (TV_PREDCOM): New timevar.
8410 * tree-ssa-loop.c (run_tree_predictive_commoning,
8411 gate_tree_predictive_commoning, pass_predcom): New.
8412 * tree-data-ref.c (find_data_references_in_loop): Find the
8413 references in dominance order.
8414 (canonicalize_base_object_address): Ensure that the result has
8416 (dr_analyze_innermost): Export.
8417 (create_data_ref): Code to fail for references with invariant
8419 (find_data_references_in_stmt): ... here.
8420 * tree-data-ref.h (dr_analyze_innermost): Declare.
8421 * tree-affine.c: Include tree-gimple.h and hashtab.h.
8422 (aff_combination_find_elt, name_expansion_hash,
8423 name_expansion_eq, tree_to_aff_combination_expand,
8424 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
8426 * tree-affine.h (aff_combination_constant_multiple_p,
8427 tree_to_aff_combination_expand): Declare.
8428 * tree-predcom.c: New file.
8429 * common.opt (fpredictive-commoning): New option.
8430 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
8431 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
8432 * Makefile.in (tree-predcom.o): Add.
8433 (tree-affine.o): Add TREE_GIMPLE_H dependency.
8434 * passes.c (init_optimization_passes): Add dceloop after
8435 copy propagation in loop optimizer. Add predictive commoning
8436 to loop optimizer passes.
8438 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8440 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
8443 2007-05-24 Jan Hubicka <jh@suse.cz>
8445 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
8447 (genheader): Include statistics.h.
8449 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
8451 * print-rtl.c (flag_dump_unnumbered): Update comments.
8452 (print_rtl): Fix my previous change.
8453 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
8456 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8459 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
8461 (thread_through_all_blocks): Call initialize_original_copy_tables
8462 and free_original_copy_tables.
8463 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
8465 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
8466 * cfghooks.c (duplicate_block): Use get_loop_copy.
8467 * cfg.c: Include cfgloop.h.
8468 (loop_copy): New hash table.
8469 (initialize_original_copy_tables): Initialize loop_copy table.
8470 (free_original_copy_tables): Free loop_copy table.
8471 (copy_original_table_clear, copy_original_table_set,
8472 set_loop_copy, get_loop_copy): New functions.
8473 (set_bb_original, set_bb_copy): Use copy_original_table_set.
8474 * cfgloop.h (struct loop): Remove copy field.
8475 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
8476 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
8478 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8480 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
8481 -msse/-msse2/-msse3.
8483 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
8485 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
8486 __builtin_ia32_vec_set_v2di with MASK_64BIT.
8488 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
8491 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
8492 * targhooks.h (default_mangle_decl_assembler_name): Declare
8494 * targhooks.c (default_mangle_decl_assembler_name): Define
8496 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
8498 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
8499 * langhooks.c (lhd_set_decl_assembler_name): Call
8500 targetm.mangle_decl_assembler_name for names with global scope.
8502 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
8504 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
8505 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
8507 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
8508 New. Factored out of i386_pe_encode_section_info.
8509 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
8510 Move check for prior decoration of stdcall
8511 symbols to i386_pe_encode_section_info.
8512 (i386_pe_encode_section_info): Adjust call to
8513 gen_stdcall_or_fastcall_suffix. Use
8514 i386_pe_maybe_mangle_decl_assembler_name, if needed.
8515 (i386_pe_mangle_decl_assembler_name): New. Wrap
8516 i386_pe_maybe_mangle_decl_assembler_name.
8518 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
8520 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
8521 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
8522 * langhooks.c (get_signed_or_unsigned_type): Don't check for
8523 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
8524 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
8527 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
8528 Nigel Stephens <nigel@mips.com>
8529 Richard Sandiford <richard@codesourcery.com>
8531 Fix up MIPS16 hard float and add support for complex.
8533 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
8534 (TARGET_SOFT_FLOAT_ABI): New.
8535 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
8536 __mips_soft_float to reflect the ABI in use, not whether the
8537 FPU is directly accessible (e.g., in MIPS16 mode).
8538 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
8539 (UNITS_PER_FPVALUE): Likewise.
8541 * config/mips/mips.c (mips_expand_call): Remove redundant
8542 TARGET_MIPS16 check.
8543 (mips_arg_regno): New.
8544 (function_arg_advance): When setting bits in cum->fp_code for
8545 MIPS16, don't subtract 1 from cum->arg_number, since it is now
8547 (function_arg): Use mips_arg_regno.
8548 (mips_return_mode_in_fpr_p): New.
8549 (mips16_call_stub_mode_suffix): New.
8550 (mips16_cfun_returns_in_fpr_p): New.
8551 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
8552 (mips_output_function_prologue): Test mips16_hard_float, not
8553 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
8554 (mips_expand_epilogue): Call MIPS16 helper routines to copy
8555 return value into a floating-point register.
8556 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
8557 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
8558 (mips16_fp_args): Handle MIPS32r2 ISA which supports
8559 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
8560 word of double arguments from or to the high bits of 64-bit
8561 floating point registers.
8562 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
8563 (mips16_fpret_double): New helper function.
8564 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
8565 support for complex modes. Fill in DECL_RESULT for stubdecl.
8566 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
8568 * config/mips/mips16.S
8569 (RET, ARG1, ARG2): New.
8570 (MERGE_GPRf, MERGE_GPRt): New.
8571 (DELAYt, DELAYf): New.
8572 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
8573 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
8574 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
8575 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
8576 (SFOP): Renamed to...
8577 (OPSF3): This, and macro-ified. Updated all uses.
8578 (SFOP2): Renamed to...
8579 (OPSF2): This, and macro-ified. Updated all uses.
8580 (SFCMP): Renamed to...
8581 (CMPSF): This, and macro-ified. Updated all uses.
8582 (SFREVCMP): Renamed to...
8583 (REVCMPSF): This, and macro-ified. Updated all uses.
8584 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
8585 (LDDBL1, LDDBL2, RETDBL): Deleted.
8586 (DFOP): Renamed to...
8587 (OPDF3): This, and macro-ified. Updated all uses.
8588 (DFOP2): Renamed to...
8589 (OPDF2): This, and macro-ified. Updated all uses.
8590 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
8591 (DFCMP): Renamed to...
8592 (CMPDF): This, and macro-ified. Updated all uses.
8593 (DFREVCMP): Renamed to...
8594 (REVCMPDF): This, and macro-ified. Updated all uses.
8595 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
8596 (RET_FUNCTION): New.
8597 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
8598 (__mips16_ret_sc, __mips16_ret_dc): New.
8599 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
8600 STUB_ARGS_6, STUB_ARGS_10): New.
8601 (CALL_STUB_NO_RET): New.
8602 (__mips16_call_stub_1): Macro-ified.
8603 (__mips16_call_stub_5): Macro-ified.
8604 (__mips16_call_stub_2): Macro-ified.
8605 (__mips16_call_stub_6): Macro-ified.
8606 (__mips16_call_stub_9): Macro-ified.
8607 (__mips16_call_stub_10): Macro-ified.
8608 (CALL_STUB_RET): New.
8609 (__mips16_call_stub_sf_0): Macro-ified.
8610 (__mips16_call_stub_sf_1): Macro-ified.
8611 (__mips16_call_stub_sf_5): Macro-ified.
8612 (__mips16_call_stub_sf_2): Macro-ified.
8613 (__mips16_call_stub_sf_6): Macro-ified.
8614 (__mips16_call_stub_sf_9): Macro-ified.
8615 (__mips16_call_stub_sf_10): Macro-ified.
8616 (__mips16_call_stub_df_0): Macro-ified.
8617 (__mips16_call_stub_df_1): Macro-ified.
8618 (__mips16_call_stub_df_5): Macro-ified.
8619 (__mips16_call_stub_df_2): Macro-ified.
8620 (__mips16_call_stub_df_6): Macro-ified.
8621 (__mips16_call_stub_df_9): Macro-ified.
8622 (__mips16_call_stub_df_10): Macro-ified.
8623 (__mips16_call_stub_sc_0): New.
8624 (__mips16_call_stub_sc_1): New.
8625 (__mips16_call_stub_sc_5): New.
8626 (__mips16_call_stub_sc_2): New.
8627 (__mips16_call_stub_sc_6): New.
8628 (__mips16_call_stub_sc_9): New.
8629 (__mips16_call_stub_sc_10): New.
8630 (__mips16_call_stub_dc_0): New.
8631 (__mips16_call_stub_dc_1): New.
8632 (__mips16_call_stub_dc_5): New.
8633 (__mips16_call_stub_dc_2): New.
8634 (__mips16_call_stub_dc_6): New.
8635 (__mips16_call_stub_dc_9): New.
8636 (__mips16_call_stub_dc_10): New.
8638 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
8639 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
8640 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
8642 2007-05-23 Ian Lance Taylor <iant@google.com>
8644 * doc/invoke.texi (Invoking GCC): Document that the order of the
8647 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
8650 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
8651 * config/score/predicate.md (const_pow2, const_npow2): Remove.
8652 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
8656 * config/score/score.c (score_print_operand): Make sure that only
8657 lower bits are used.
8659 2007-05-22 Ian Lance Taylor <iant@google.com>
8661 * tree-vrp.c (avoid_overflow_infinity): New static function,
8662 broken out of set_value_range_to_value.
8663 (set_value_range_to_value): Call avoid_overflow_infinity.
8664 (extract_range_from_assert): Likewise.
8666 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8669 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
8670 change the type before looking for a COMPOUND_EXPR.
8672 2007-05-22 Ian Lance Taylor <iant@google.com>
8674 * lower-subreg.c (decompose_multiword_subregs): If we change an
8675 insn, call remove_retval_note on it.
8677 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8679 * regs.h (end_hard_regno): New function.
8680 (END_HARD_REGNO, END_REGNO): New macros.
8681 (add_to_hard_reg_set): New function.
8682 (remove_from_hard_reg_set): Likewise.
8683 (in_hard_reg_set_p): Likewise.
8684 (overlaps_hard_reg_set_p): Likewise.
8685 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
8686 (note_btr_set): Use END_HARD_REGNO.
8687 * caller-save.c (setup_save_areas): Use end_hard_regno.
8688 (mark_set_regs): Use END_HARD_REGNO.
8689 (add_stored_regs): Use end_hard_regno.
8690 (mark_referenced_regs): Use add_to_hard_reg_set.
8691 * combine.c (update_table_tick): Use END_REGNO.
8692 (record_value_for_reg): Likewise.
8693 (record_dead_and_set_regs): Likewise.
8694 (get_last_value_validate): Likewise.
8695 (use_crosses_set_p): Likewise.
8696 (reg_dead_at_p_1): Likewise.
8697 (reg_dead_at_p): Likewise.
8698 (mark_used_regs_combine): Use add_to_hard_reg_set.
8699 (move_deaths): Use END_HARD_REGNO.
8700 (reg_bitfield_target_p): Use end_hard_regno.
8701 (distribute_notes): Use END_HARD_REGNO.
8702 * cse.c (mention_regs): Use END_REGNO.
8703 (insert): Use add_to_hard_reg_set.
8704 (invalidate): Use END_HARD_REGNO.
8705 (invalidate_for_call): Likewise.
8706 (exp_equiv_p): Use END_REGNO.
8707 (cse_insn): Likewise.
8708 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
8709 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
8710 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
8711 * function.c (keep_stack_depressed): Use end_hard_regno.
8712 * global.c (global_alloc): Use end_hard_regno.
8713 (global_conflicts): Use add_to_hard_reg_set instead of
8715 (find_reg): Likewise.
8716 (mark_reg_store): Likewise.
8717 (mark_reg_conflicts): Likewise.
8718 (mark_reg_death): Use remove_from_hard_reg_set.
8719 (mark_reg_live_nc): Delete.
8720 (set_preference): Use end_hard_regno.
8721 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
8722 remove_from_hard_reg_set.
8723 (post_mark_life): Use add_to_hard_reg_set.
8724 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
8725 (reg_becomes_live): Use add_to_hard_reg_set.
8726 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
8727 (peep2_find_free_register): Use add_to_hard_reg_set.
8728 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
8729 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
8730 * regrename.c (note_sets): Use add_to_hard_reg_set.
8731 (clear_dead_regs): Use remove_from_hard_reg_set.
8732 (regrename_optimize): Use add_to_hard_reg_set.
8733 (find_oldest_value_reg): Use in_hard_reg_set_p.
8734 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
8735 (hard_reg_set_here_p): Use end_hard_regno.
8736 (decompose): Likewise.
8737 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
8738 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
8739 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
8740 (mark_home_live): Use end_hard_regno.
8741 (spill_hard_reg): Likewise.
8742 (clear_reload_reg_in_use): Likewise.
8743 * reorg.c (delete_prior_computation): Use END_REGNO.
8744 * resource.c (update_live_status): Use END_HARD_REGNO.
8745 (mark_referenced_resources): Use add_to_hard_reg_set.
8746 (mark_set_resources): Likewise.
8747 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
8748 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
8749 (reg_overlap_mentioned_p): Likewise.
8750 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
8751 (covers_regno_no_parallel_p): Use END_REGNO.
8752 (find_regno_note): Likewise.
8753 (find_reg_fusage): Use END_HARD_REGNO.
8754 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
8755 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
8757 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
8759 * mode-switching.c (reg_dies): Change type of second argument to
8761 (optimize_mode_switching): Update accordingly.
8763 2007-05-22 Richard Sandiford <richard@codesourcery.com>
8765 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
8767 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
8768 (hard_reg_set_empty_p): ...these new functions.
8769 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
8770 GO_IF_HARD_REG_SUBSET.
8771 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
8772 instead of GO_IF_HARD_REG_EQUAL.
8773 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
8774 instead of GO_IF_HARD_REG_EQUAL.
8775 * global.c (find_reg): Use hard_reg_set_empty_p instead of
8776 GO_IF_HARD_REG_SUBSET.
8777 (modify_reg_pav): Use hard_reg_set_empty_p instead of
8778 GO_IF_HARD_REG_EQUAL.
8779 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
8780 of GO_IF_HARD_REG_SUBSET.
8781 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
8782 instead of GO_IF_HARD_REG_EQUAL.
8783 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
8784 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
8785 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
8786 of GO_IF_HARD_REG_SUBSET,
8787 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
8788 GO_IF_HARD_REG_SUBSET.
8789 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
8790 instead of GO_IF_HARD_REG_EQUAL.
8791 * config/sh/sh.c (push_regs, calc_live_regs): Use
8792 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
8793 (hard_regs_intersect_p): Delete.
8795 2007-05-22 Janis Johnson <janis187@us.ibm.com>
8797 * doc/sourcebuild.texi (Test Directives) Add dg-message.
8799 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
8800 Richard Henderson <rth@redhat.com>
8802 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
8804 (x86_64-*-*): Likewise.
8806 * i386/i386-modes.def (V2QI): New.
8808 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
8810 (override_options): Support SSE4.1.
8811 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
8812 (IX86_BUILTIN_BLENDPS): Likewise.
8813 (IX86_BUILTIN_BLENDVPD): Likewise.
8814 (IX86_BUILTIN_BLENDVPS): Likewise.
8815 (IX86_BUILTIN_PBLENDVB128): Likewise.
8816 (IX86_BUILTIN_PBLENDW128): Likewise.
8817 (IX86_BUILTIN_DPPD): Likewise.
8818 (IX86_BUILTIN_DPPS): Likewise.
8819 (IX86_BUILTIN_INSERTPS128): Likewise.
8820 (IX86_BUILTIN_MOVNTDQA): Likewise.
8821 (IX86_BUILTIN_MPSADBW128): Likewise.
8822 (IX86_BUILTIN_PACKUSDW128): Likewise.
8823 (IX86_BUILTIN_PCMPEQQ): Likewise.
8824 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
8825 (IX86_BUILTIN_PMAXSB128): Likewise.
8826 (IX86_BUILTIN_PMAXSD128): Likewise.
8827 (IX86_BUILTIN_PMAXUD128): Likewise.
8828 (IX86_BUILTIN_PMAXUW128): Likewise.
8829 (IX86_BUILTIN_PMINSB128): Likewise.
8830 (IX86_BUILTIN_PMINSD128): Likewise.
8831 (IX86_BUILTIN_PMINUD128): Likewise.
8832 (IX86_BUILTIN_PMINUW128): Likewise.
8833 (IX86_BUILTIN_PMOVSXBW128): Likewise.
8834 (IX86_BUILTIN_PMOVSXBD128): Likewise.
8835 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
8836 (IX86_BUILTIN_PMOVSXWD128): Likewise.
8837 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
8838 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
8839 (IX86_BUILTIN_PMOVZXBW128): Likewise.
8840 (IX86_BUILTIN_PMOVZXBD128): Likewise.
8841 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
8842 (IX86_BUILTIN_PMOVZXWD128): Likewise.
8843 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
8844 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
8845 (IX86_BUILTIN_PMULDQ128): Likewise.
8846 (IX86_BUILTIN_PMULLD128): Likewise.
8847 (IX86_BUILTIN_ROUNDPD): Likewise.
8848 (IX86_BUILTIN_ROUNDPS): Likewise.
8849 (IX86_BUILTIN_ROUNDSD): Likewise.
8850 (IX86_BUILTIN_ROUNDSS): Likewise.
8851 (IX86_BUILTIN_PTESTZ): Likewise.
8852 (IX86_BUILTIN_PTESTC): Likewise.
8853 (IX86_BUILTIN_PTESTNZC): Likewise.
8854 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
8855 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
8856 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
8857 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
8858 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
8860 (bdesc_sse_3arg): Likewise.
8861 (bdesc_2arg): Likewise.
8862 (bdesc_1arg): Likewise.
8863 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
8865 (ix86_expand_sse_4_operands_builtin): New.
8866 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
8867 smaller than 8 bits as the 2nd arg.
8868 (ix86_expand_sse_ptest): New.
8869 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
8870 (ix86_expand_vector_set): Support SSE4.1.
8871 (ix86_expand_vector_extract): Likewise.
8873 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8874 __SSE4_1__ for -msse4.1.
8876 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
8877 (UNSPEC_INSERTPS): Likewise.
8878 (UNSPEC_DP): Likewise.
8879 (UNSPEC_MOVNTDQA): Likewise.
8880 (UNSPEC_MPSADBW): Likewise.
8881 (UNSPEC_PHMINPOSUW): Likewise.
8882 (UNSPEC_PTEST): Likewise.
8883 (UNSPEC_ROUNDP): Likewise.
8884 (UNSPEC_ROUNDS): Likewise.
8886 * config/i386/i386.opt (msse4.1): New for SSE4.1.
8888 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
8889 (const_pow2_1_to_32768_operand): Likewise.
8891 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
8894 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
8896 (sse4_1_insertps): Likewise.
8897 (*sse4_1_extractps): Likewise.
8898 (sse4_1_ptest): Likewise.
8899 (sse4_1_mulv2siv2di3): Likewise.
8900 (*sse4_1_mulv4si3): Likewise.
8901 (*sse4_1_smax<mode>3): Likewise.
8902 (*sse4_1_umax<mode>3): Likewise.
8903 (*sse4_1_smin<mode>3): Likewise.
8904 (*sse4_1_umin<mode>3): Likewise.
8905 (sse4_1_eqv2di3): Likewise.
8906 (*sse4_1_pinsrb): Likewise.
8907 (*sse4_1_pinsrd): Likewise.
8908 (*sse4_1_pinsrq): Likewise.
8909 (*sse4_1_pextrb): Likewise.
8910 (*sse4_1_pextrb_memory): Likewise.
8911 (*sse4_1_pextrw_memory): Likewise.
8912 (*sse4_1_pextrq): Likewise.
8913 (sse4_1_blendpd): Likewise.
8914 (sse4_1_blendps): Likewise.
8915 (sse4_1_blendvpd): Likewise.
8916 (sse4_1_blendvps): Likewise.
8917 (sse4_1_dppd): Likewise.
8918 (sse4_1_dpps): Likewise.
8919 (sse4_1_movntdqa): Likewise.
8920 (sse4_1_mpsadbw): Likewise.
8921 (sse4_1_packusdw): Likewise.
8922 (sse4_1_pblendvb): Likewise.
8923 (sse4_1_pblendw): Likewise.
8924 (sse4_1_phminposuw): Likewise.
8925 (sse4_1_extendv8qiv8hi2): Likewise.
8926 (*sse4_1_extendv8qiv8hi2): Likewise.
8927 (sse4_1_extendv4qiv4si2): Likewise.
8928 (*sse4_1_extendv4qiv4si2): Likewise.
8929 (sse4_1_extendv2qiv2di2): Likewise.
8930 (*sse4_1_extendv2qiv2di2): Likewise.
8931 (sse4_1_extendv4hiv4si2): Likewise.
8932 (*sse4_1_extendv4hiv4si2): Likewise.
8933 (sse4_1_extendv2hiv2di2): Likewise.
8934 (*sse4_1_extendv2hiv2di2): Likewise.
8935 (sse4_1_extendv2siv2di2): Likewise.
8936 (*sse4_1_extendv2siv2di2): Likewise.
8937 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8938 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8939 (sse4_1_zero_extendv4qiv4si2): Likewise.
8940 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8941 (sse4_1_zero_extendv2qiv2di2): Likewise.
8942 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8943 (sse4_1_zero_extendv4hiv4si2): Likewise.
8944 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8945 (sse4_1_zero_extendv2hiv2di2): Likewise.
8946 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8947 (sse4_1_zero_extendv2siv2di2): Likewise.
8948 (*sse4_1_zero_extendv2siv2di2): Likewise.
8949 (sse4_1_roundpd): Likewise.
8950 (sse4_1_roundps): Likewise.
8951 (sse4_1_roundsd): Likewise.
8952 (sse4_1_roundss): Likewise.
8953 (mulv4si3): Don't expand for SSE4.1.
8954 (smax<mode>3): Likewise.
8955 (umaxv4si3): Likewise.
8956 (uminv16qi3): Likewise.
8957 (umin<mode>3): Likewise.
8958 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
8960 * doc/extend.texi: Document SSE4.1 built-in functions.
8962 * doc/invoke.texi: Document -msse4.1.
8964 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
8966 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
8967 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
8968 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
8969 (ASM_SPEC): Add asm_pcrel_spec.
8970 (EXTRA_SPECS): Add asm_pcrel_spec.
8972 2007-05-21 David Daney <ddaney@avtrex.com>
8974 * doc/install.texi (Building a cross compiler): Add requirements
8975 for Java cross compiler.
8977 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8980 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
8981 Add loopno argument. Use evolution_function_is_invariant_rec_p
8982 instead of evolution_function_is_constant_p.
8983 Update calls to evolution_function_is_affine_multivariate_p.
8984 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
8985 Add loopno argument.
8986 * tree-scalar-evolution.c (gather_chrec_stats): Call
8987 evolution_function_is_affine_multivariate_p with a loop
8989 * tree-data-ref.c (analyze_miv_subscript): Likewise.
8990 (analyze_overlapping_iterations): Likewise.
8991 (access_functions_are_affine_or_constant_p): Likewise.
8992 (build_classic_dist_vector_1): If the access functions
8993 are equal, don't do anything.
8995 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
8996 Paolo Carlini <pcarlini@suse.de>
8997 Uros Bizjak <ubizjak@gmail.com>
8999 * c-cppbuiltin.c (c_cpp_builtins): Define
9000 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9001 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9002 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9003 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9005 2007-05-21 Mike Stump <mrs@apple.com>
9007 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9009 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9011 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9013 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9014 implementation if __OPTIMIZE__ is not defined.
9015 (_mm_alignr_pi8): Ditto.
9016 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9017 (_mm_inserti_si64): Ditto.
9018 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9019 (_mm_slli_epi16): Ditto.
9020 (_mm_slli_epi32): Ditto.
9021 (_mm_slli_epi64): Ditto.
9022 (_mm_srai_epi16): Ditto.
9023 (_mm_srai_epi32): Ditto.
9024 (_mm_srli_si128): Ditto.
9025 (_mm_slli_si128): Ditto.
9026 (_mm_srli_epi16): Ditto.
9027 (_mm_srli_epi32): Ditto.
9028 (_mm_srli_epi64): Ditto.
9029 (_mm_extract_epi16): Ditto.
9030 (_mm_insert_epi16): Ditto.
9031 (_mm_shufflehi_epi16): Ditto.
9032 (_mm_shufflelo_epi16): Ditto.
9033 (_mm_shuffle_epi32): Ditto.
9034 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9036 (_mm_insert_pi16): Ditto.
9038 (_mm_shuffle_pi16): Ditto.
9040 (_mm_shufle_ps): Ditto.
9041 (_mm_prefetch): Ditto.
9043 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9045 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9046 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9047 * real.c (encode_i370_single, decode_i370_single,
9048 encode_i370_double, decode_i370_double): Functions removed.
9049 (i370_single_format, i370_double_format): Initializations removed.
9050 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9051 Consider the log2_b field to always be one.
9052 (ieee_single_format, mips_single_format, coldfire_single_format,
9053 ieee_double_format, mips_double_format, coldfire_double_format,
9054 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9055 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9056 ibm_extended_format, mips_extended_format, ieee_quad_format,
9057 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9058 decimal_single_format, decimal_double_format, decimal_quad_format,
9059 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9060 initialization of log2_b.
9061 * real.h (i370_single_format, i370_double_format): Declarations
9063 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9064 field to always be one.
9066 2007-05-21 Andreas Schwab <schwab@suse.de>
9068 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9069 NOTE_INSN_BASIC_BLOCK_P.
9070 (process_for_unwind_directive): Likewise.
9072 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9074 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9075 * function.h (struct function): Move va_list_gpr_size,
9076 va_list_fpr_size, function_frequency to front of bitfields. Add
9078 (current_function_calls_unwind_init): New.
9079 * except.c (expand_builtin_unwind_init): Set
9080 current_function_calls_unwind_init not
9081 current_function_has_nonlocal_label.
9082 * reload1.c (has_nonexceptional_receiver): New.
9083 (reload): Use it and current_function_calls_unwind_init to
9084 determine whether call-saved regs must be saved.
9086 2007-05-20 Jan Hubicka <jh@suse.cz>
9088 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9089 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9090 * ddg.c (create_ddg): LIkewise.
9091 * final.c (final): Remove hunk moving line number notes around since
9092 they are no longer present at this stage.
9093 (final_scan_insn): Use NOTE_KIND instead of
9094 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9095 (output_asm_label): Likewise.
9096 * reorg.c (dbr_schedule): Likewise.
9097 * haifa-sched.c (unlink_other_notes): Likewise.
9098 * mode-switching.c (optimize_mode_switching): Likewise.
9099 * graph.c (start_bb): Likewise.
9100 * rtl.def (NOTE): Update description.
9101 * jump.c (squeeze_notes): Delete.
9102 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9103 NOTE_INSN_BASIC_BLOCK_P when possible.
9104 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9105 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9106 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9107 (dwarf2out_var_location): Likewise.
9108 * cfgbuild.c (make_edges): Likewise.
9109 (find_basic_blocks_1): Likewise.
9110 * function.c (reorder_blocks_1): Likewise.
9111 (epilogue_done): Likewise.
9112 (reposition_prologue_and_epilogue_notes): Likewise.
9113 * print-rtl.c (print_rtx): Likewise; drop code for printing
9115 (print_rtl): Likewise.
9116 (print_rtl_single): Likewise.
9117 * gcse.c (insert_insn_start_bb): Likewise.
9118 * alias.c (init_alias_analysis): Likewise.
9119 * calls.c (fixup_tail_calls): Likewise.
9120 * except.c (sjlj_emit_function_enter): Likewise.
9121 * emit-rtl.c (add_insn_after): Likeiwse.
9122 (emit_label_before): Likewise.
9123 (emit_label_after): Likewise.
9124 (emit_note_before, emit_note_after, emit_note): Update
9125 parameter to be enum insn_note; do not deal with source
9127 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9128 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9130 (merge_blocks_move_successor_nojumps): Simplify now when
9131 we don't have BLOCK notes.
9132 (try_optimize_cfg): Likewise.
9133 * cfglayout.c (skip_insns_after_block): Likewise.
9134 (record_effective_endpoints): Likewise.
9135 (duplicate_insn_chain): Likewise.
9136 * varasm.c (output_constant_pool_1): Likewise.
9137 * sched-deps.c (sched_analyze): Likewise.
9138 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9140 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9141 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9142 (SET_INSN_DELETED): Simplify.
9143 (NOTE_LINE_NUMBER): Exterminate.
9144 (NOTE_LINE_KIND): New.
9145 (NOTE_INSN_BASIC_BLOCK_P): Update.
9146 (enum insn_note): Simplify.
9147 (GET_NOTE_INSN_NAME) Simplify.
9148 (emit_note_before, emit_note_after, emit_note): Update prototype.
9149 (squeeze_notes): Remove.
9150 * sched-int.h (NOTE_NOT_BB_P): Update.
9151 * resource.c (mark_target_live_regs): Update.
9152 * sched-rgn.c (debug_dependencies): Update.
9153 * sched-vis.c (print_insn): Update.
9154 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9155 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9156 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9157 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9158 (split_branches): Update.
9159 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9161 (sh_adjust_unroll_max): Exterminate.
9162 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9163 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9164 (m68hc11_reorg): Likewise.
9165 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9166 (emit_predicate_relation_info): Update.
9167 (process_for_unwind_directive): Update.
9168 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9169 (output_call): Update.
9170 * config/pa/pa.c (output_lbranch): Update.
9171 (output_millicode_call): Update.
9172 (output_call): Update.
9173 (pa_combine_instructions): Update.
9174 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9175 * config/bfin/bfin.c (gen_one_bundle): Update.
9176 * cfgrtl.c (can_delete_note_p): Update.
9177 (delete_insn): Update.
9178 (rtl_merge_blocks): Update.
9179 (commit_one_edge_insertion): Update.
9180 (rtl_verify_flow_info): Update.
9181 * stmt.c (expand_case): Do not call squeeze_notes.
9183 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9190 * c.opt (Wtype-limits): New.
9191 * doc/invoke.texi (Wtype-limits): Document it.
9192 (Wextra): Enabled by -Wextra.
9193 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9194 * c-common.c (shorten_compare): Warn with Wtype-limits.
9196 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9198 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9199 inlined function, not as a macro.
9200 (_mm_alignr_pi8): Ditto.
9201 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9202 (_mm_inserti_si64): Ditto.
9203 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9204 (_mm_extract_epi16): Ditto.
9205 (_mm_insert_epi16): Ditto.
9206 (_mm_shufflehi_epi16): Ditto.
9207 (_mm_shufflelo_epi16): Ditto.
9208 (_mm_shuffle_epi32): Ditto.
9209 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9210 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9212 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9214 (_m_to_float): Use C89 compatible assignment.
9216 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9219 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9221 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9224 * doc/invoke.texi (Wreturn-type): Complete description.
9225 (Wextra): Delete item about return-type warning.
9226 * c-decl.c: Delete redundant Wextra warning.
9228 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9231 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9232 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9233 inlined function, not as a macro.
9234 (_mm_prefetch): Ditto.
9236 (_mm_insert_pi16): Ditto.
9238 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9239 (_m_pshufw): Ditto. Add const to __N argument.
9240 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9241 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9242 (_mm_slli_epi32): Ditto.
9243 (_mm_srli_si128): Implement as always inlined function, not as a
9244 macro. Add __inline to function declaration.
9245 (_mm_slli_si128): Ditto.
9247 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9249 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9250 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9252 (struct fenv): New structure.
9253 (FP_HANDLE_EXCEPTIONS): New define.
9254 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9255 (_FP_DECL_EXP): New define.
9256 (FP_INIT_ROUNDMODE): New define.
9257 (FP_ROUNDMODE): New define.
9259 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9261 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9262 (Wconversion): Update description.
9263 (Wconversion-sign): New.
9264 * c.opt (Wconversion-sign): New.
9265 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9266 means disabled for C++. Otherwise, take the status of Wconversion.
9267 * c-common.c (conversion_warning): Warn with either Wconversion or
9269 (warnings_for_convert_and_check): Conditions are already checked by
9271 (convert_and_check): Don't check warnings if the conversion failed.
9273 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9274 Anatoly Sokolov <aesok@dol.ru>
9276 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9277 avr_epilogue_uses) : Add declaration.
9278 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9279 * config/avr/constraints.md (R): New constraint.
9280 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9281 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9282 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9283 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9284 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9285 call_prologue_saves, epilogue_restores, return_from_epilogue,
9286 return_from_main_epilogue, return_from_interrupt_epilogue,
9287 return_from_naked_epilogue, prologue, epilogue): New patterns.
9288 (jump): Handle symbol reference.
9289 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9290 avr_output_function_prologue, avr_output_function_epilogue): Remove
9292 (avr_init_machine_status, expand_prologue, expand_epilogue,
9293 avr_asm_function_end_prologue, avr_epilogue_uses,
9294 avr_asm_function_begin_epilogue): New functions.
9295 (prologue_size, epilogue_size, jump_tables_size): Remove global
9297 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9298 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9299 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9300 (avr_override_options): Initialise init_machine_status.
9301 (output_movhi): Handle all stack pointer loads.
9302 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9303 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9304 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9305 (EPILOGUE_USES) Redefine.
9306 (machine_function) Declare.
9308 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9310 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9311 Use a single return statement.
9313 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9316 * builtins.c (do_mpfr_lgamma_r): New.
9317 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9318 * tree.h (CASE_FLT_FN_REENT): New.
9320 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9322 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9323 (output_die): Use 'unsigned long' with %x.
9324 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9325 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9326 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9328 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9330 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9336 true if function has no argument.
9338 2007-05-18 DJ Delorie <dj@redhat.com>
9340 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9341 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9343 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9345 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9346 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9347 count_trailing_zeros.
9348 (__i386__): Implement count_leading_zeros using __builtin_clz().
9349 Implement count_trailing_zeros usign __builtin_ctz().
9351 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9353 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9355 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9358 * expr.c (emit_move_change_mode): Change mode of push operands here.
9360 2007-05-17 Ian Lance Taylor <iant@google.com>
9362 PR tree-optimization/31953
9363 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9365 (set_value_range_to_null): Call set_value_range_to_value.
9366 (extract_range_from_comparison): Likewise.
9368 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9370 * toplev.c (print_version): Output GMP/MPFR version info.
9372 * builtins.c (CASE_MATHFN_REENT): New macro.
9373 (mathfn_built_in): Use it.
9374 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9375 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9376 BUILT_IN_LGAMMAL_R): New.
9377 * doc/extend.texi: Document new builtins.
9380 * builtins.c (do_mpfr_remquo): New.
9381 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9382 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9385 * builtins.c (fold_builtin_1): Handle y0, y1.
9386 (fold_builtin_2): Handle yn.
9389 * builtins.c (do_mpfr_bessel_n): New.
9390 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9391 (fold_builtin_2): Handle BUILT_IN_JN.
9393 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9396 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9397 TYPE_PRECISION (intmax_type_node).
9399 2007-05-17 Steve Ellcey <sje@cup.hp.com>
9402 * reload.c (subst_reloads): Remove checking.
9404 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
9406 PR rtl-optimization/31691
9407 * combine.c (simplify_set): Build a new src pattern instead of
9408 substituting its operands in the COMPARE case.
9410 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
9412 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
9413 (execute_vrp): Preserve loops through jump threading.
9414 * tree-ssa-threadupdate.c (thread_single_edge,
9415 dbds_continue_enumeration_p, determine_bb_domination_status,
9416 thread_through_loop_header): New functions.
9417 (create_edge_and_update_destination_phis,
9418 create_edge_and_update_destination_phis): Set loops for the new blocks.
9419 (prune_undesirable_thread_requests): Removed.
9420 (redirect_edges): Do not pretend that redirect_edge_and_branch can
9422 (thread_block): Do not call prune_undesirable_thread_requests.
9424 (mark_threaded_blocks): Select edges to thread here.
9425 (thread_through_all_blocks): Take may_peel_loop_headers argument.
9426 Thread edges through loop headers independently.
9427 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
9428 * tree-pass.h (TODO_mark_first_instance): New.
9429 (first_pass_instance): Declare.
9430 * cfghooks.c (duplicate_block): Put the block to the original loop
9431 if copy is not specified.
9432 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
9433 jump threading. Pass may_peel_loop_headers to
9434 thread_through_all_blocks according to first_pass_instance.
9435 * cfgloop.h (create_preheader): Declare.
9436 * tree-flow.h (thread_through_all_blocks): Declaration changed.
9437 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
9438 * passes.c (first_pass_instance): New variable.
9439 (next_pass_1): Set TODO_mark_first_instance.
9440 (execute_todo): Set first_pass_instance.
9442 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
9444 PR tree-optimization/24659
9445 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
9446 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
9447 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
9448 OTI_vec_pack_ufix_trunc.
9449 (vec_unpacks_float_hi_optab): Define new macro.
9450 (vec_unpacks_float_lo_optab): Ditto.
9451 (vec_unpacku_float_hi_optab): Ditto.
9452 (vec_unpacku_float_lo_optab): Ditto.
9453 (vec_pack_sfix_trunc_optab): Ditto.
9454 (vec_pack_ufix_trunc_optab): Ditto.
9455 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
9456 and vec_pack_[s|u]fix_trunc_optab using
9457 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
9458 * tree-vectorizer.c (supportable_widening_operation): Handle
9459 FLOAT_EXPR and CONVERT_EXPR. Update comment.
9460 (supportable_narrowing_operation): New function.
9461 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
9462 * tree-vect-transform.c (vectorizable_conversion): Handle
9463 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9464 (vect_gen_widened_results_half): Move before vectorizable_conversion.
9465 (vectorizable_type_demotion): Call supportable_narrowing_operation()
9466 to check for target support.
9467 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
9468 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
9469 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
9470 for VEC_PACK_FIX_TRUNC_EXPR.
9471 (expand_binop): Special case mode of the result for
9472 vec_pack_[u|s]fix_trunc_optab.
9473 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
9474 vec_pack_[u|s]fix_trunc_optab.
9476 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
9477 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
9478 * tree-pretty-print.c (dump_generic_node): Handle
9479 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
9480 VEC_PACK_FIX_TRUNC_EXPR.
9482 * expr.c (expand_expr_real_1): Ditto.
9483 * tree-inline.c (estimate_num_insns_1): Ditto.
9484 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9486 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
9487 (vec_unpacks_float_lo_v8hi): Ditto.
9488 (vec_unpacku_float_hi_v8hi): Ditto.
9489 (vec_unpacku_float_lo_v8hi): Ditto.
9490 (vec_unpacks_float_hi_v4si): Ditto.
9491 (vec_unpacks_float_lo_v4si): Ditto.
9492 (vec_pack_sfix_trunc_v2df): Ditto.
9494 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
9496 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
9497 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
9498 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
9499 [vec_pack_ufix_trunc]: Ditto.
9500 [vec_unpacks_float_hi]: Ditto.
9501 [vec_unpacks_float_lo]: Ditto.
9502 [vec_unpacku_float_hi]: Ditto.
9503 [vec_unpacku_float_lo]: Ditto.
9505 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
9507 * soft-fp/README: Update for new files.
9508 * soft-fp/floattisf.c: New file.
9509 * soft-fp/floattidf.c: New file.
9510 * soft-fp/floattitf.c: New file.
9511 * soft-fp/floatuntisf.c: New file.
9512 * soft-fp/floatuntidf.c: New file.
9513 * soft-fp/floatuntitf.c: New file.
9514 * soft-fp/fixsfti.c: New file.
9515 * soft-fp/fixdfti.c: New file.
9516 * soft-fp/fixtfti.c: New file.
9517 * soft-fp/fixunssfti.c: New file.
9518 * soft-fp/fixunsdfti.c: New file.
9519 * soft-fp/fixunstfti.c: New file.
9520 * soft-fp/extendxftf.c: New file.
9521 * soft-fp/trunctfxf.c: New file.
9523 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
9524 (__trunctfxf2): Ditto.
9526 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
9527 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
9528 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
9529 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
9530 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
9531 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
9533 * config/i386/t-fprules-softfp64: New file.
9534 * config/i386/sfp-machine.h: New file.
9535 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
9536 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
9537 and soft-fp/t-softfp to tmake_file.
9538 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
9539 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
9541 * config/i386/t-linux64 (softfp_wrap_start): New.
9542 (softfp_wrap_end): New.
9543 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
9544 supported for TARGET_64BIT.
9546 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9548 * c-common.c (c_common_signed_or_unsigned_type): Emulate
9549 c_common_unsigned_type behavior.
9551 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
9553 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
9556 2007-05-16 Eric Christopher <echristo@apple.com>
9558 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
9559 saving after stack push. Set sp_offset whenever we push.
9560 (rs6000_emit_epilogue): Move altivec register restore before
9563 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9565 * configure.ac: Allow sysroots to be relocated under $prefix as
9566 well as $exec_prefix.
9567 * configure: Regenerate.
9569 2007-05-16 Richard Sandiford <richard@codesourcery.com>
9573 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9575 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9576 (gcc_tooldir): Likewise.
9577 * configure: Regenerate.
9578 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9579 old configure.ac gcc_tooldir setting.
9580 (prefix_to_exec_prefix): New variable.
9581 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9582 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9584 2007-05-14 Janis Johnson <janis187@us.ibm.com>
9586 * c-typeck.c (build_binary_op): Return early for error.
9588 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
9590 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
9591 struct nb_iter_bound.
9592 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
9593 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
9594 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
9595 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9596 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
9597 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
9598 (del_scev_info): Use ggc_free.
9599 (scev_initialize): Allocate scalar_evolution_info in gc memory.
9600 * loop-init.c: Include ggc.h.
9601 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
9602 (loop_optimizer_finalize): Use ggc_free.
9603 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
9604 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
9605 pass_iv_optimize): Add TODO_ggc_collect.
9606 * function.h (struct function): Remove skip marker from
9608 * cfgloop.c: Include ggc.h.
9609 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
9611 (establish_preds): Vector superloops is gc allocated.
9612 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
9614 (flow_loops_find): Vector larray is gc allocated.
9615 (loop_exit_free): Use ggc_free.
9616 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
9617 that head of exits list is now not a part of struct loop.
9618 (record_loop_exits): Allocate exits table in gc memory.
9619 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
9620 that head of exits list is now not a part of struct loop.
9621 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
9622 struct loop_exit): Add GTY marker.
9623 (struct loop): Add GTY marker. Make superloops vector gc allocated.
9624 Add skip marker to aux field. Make head of exits list a separate
9626 (struct loops): Add GTY marker. Make larray vector gc allocated.
9627 Add param marker to exits table.
9628 (get_loops): Type changed.
9629 * Makefile.in (tree-scalar-evolution.o): Add
9630 gt-tree-scalar-evolution.h dependency.
9631 (cfgloop.o, loop-init.o): Add ggc.h dependency.
9632 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
9633 * basic-block.h (struct basic_block_def): Remove skip marker from
9636 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
9638 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
9639 of 0 in the call to expand_expr().
9640 (expand_builtin_mathfn_3): Ditto.
9641 (expand_builtin_interclass_mathfn): Ditto.
9642 (expand_builtin_cexpi): Ditto.
9643 (expand_builtin_int_roundingfn): Ditto.
9644 (expand_builtin_int_roundingfn_2): Ditto.
9645 (expand_builtin_pow): Ditto.
9646 (expand_builtin_powi): Ditto.
9647 (expand_builtin_bswap): Ditto.
9648 (expand_builtin_unop): Ditto.
9649 (expand_builtin_fabs): Ditto.
9650 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
9651 the call to expand_expr().
9652 (expand_builtin_sync_operation): Ditto.
9653 (expand_builtin_compare_and_swap): Ditto.
9654 (expand_builtin_lock_test_and_set): Ditto.
9655 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
9656 instead of 0 in the call to expand_expr().
9657 (expand_builtin_extract_return_addr): Ditto.
9658 (expand_builtin_eh_return): Ditto.
9659 (expand_eh_return): Ditto.
9660 * explow.c (expr_size): Ditto.
9661 * expr.c (optimize_bitfield_assignment_op): Ditto.
9662 (expand_assignement): Ditto.
9663 (store_expr): Ditto.
9664 (store_field): Ditto.
9665 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
9666 the call to expand_expr().
9667 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
9668 in the call to expand_expr().
9669 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
9670 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
9671 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
9673 * optabs.c (expand_vec_shift_expr): Ditto.
9674 (expand_vec_cond_expr): Ditto.
9675 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
9676 call to expand_expr().
9677 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
9678 in the call to expand_expr().
9680 2007-05-14 Dave Korn <dave.korn@artimi.com>
9682 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
9684 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
9686 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
9687 instead of c_common_unsigned_type.
9688 (c_common_unsigned_type): Remove.
9689 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
9690 c_common_unsigned_type.
9691 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
9692 c_common_unsigned_type.
9693 * c-common.h (c_common_unsigned_type): Remove.
9694 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
9695 c_common_unsigned_type.
9696 * c-format.c (check_format_types): Use unsigned_type_for instead of
9697 c_common_unsigned_type.
9698 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9699 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
9700 of c_common_unsigned_type.
9701 * convert.c (convert_to_integer): Use unsigned_type_for instead of
9702 lang_hooks.types.unsigned_type.
9703 * expmed.c (make_tree): Use unsigned_type_for instead of
9704 lang_hooks.types.unsigned_type.
9705 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
9706 lang_hooks.types.unsigned_type.
9707 (build_range_check): Likewise.
9708 (fold_unary): Likewise.
9709 (fold_binary): Likewise.
9710 (fold_ternary): Likewise.
9711 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
9712 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
9713 * tree.c (get_unsigned_type): New.
9714 (unsigned_type_for): Use get_unsigned_type instead of
9715 lang_hooks.types.unsigned_type.
9717 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
9719 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
9720 to m68k_get_function_kind. Update its prototype.
9721 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
9723 (m68k_interrupt_function_p): Return enum m68k_function_type
9724 instead of bool. Rename to m68k_get_function_kind.
9725 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
9727 (m68k_compute_frame_layout): Don't mark any register for save
9728 if an interrupt_thread attribute is specified.
9729 (m68k_hard_regno_rename_ok): Update a use of
9730 m68k_interrupt_function_p.
9731 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
9732 m68k_interrupt_function_p.
9733 (m68k_function_type): New.
9734 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
9735 for a function with an interrupt_thread attribute.
9736 * doc/extend.texi: Document the interrupt_thread attribute.
9738 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
9740 Fix PR tree-optimization/31911
9741 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
9742 if they didn't change the expression.
9744 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
9746 * tree-scalar-evolution.c (resolve_mixers): Exported.
9747 * tree-scalar-evolution.h (resolve_mixers): Declare.
9748 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
9749 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9750 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
9751 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
9752 init_array_ref, init_pointer_ref, analyze_indirect_ref,
9753 strip_conversion, analyze_offset_expr, address_analysis,
9754 object_analysis, analyze_offset): Removed.
9755 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
9756 split_constant_offset, canonicalize_base_object_address,
9757 object_address_invariant_in_loop_p, disjoint_objects_p,
9758 dr_may_alias_p, dr_address_invariant_p): New functions.
9759 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
9760 and dr_analyze_alias.
9761 (initialize_data_dependence_relation): Use dr_may_alias_p
9762 and object_address_invariant_in_loop_p.
9763 (compute_self_dependence): Handle the case when
9764 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
9765 (find_data_references_in_stmt): Restrict the analysis of data
9766 references to the given loop nest.
9767 (find_data_references_in_loop): Made static. Pass loop nest to
9768 find_data_references_in_stmt.
9769 (compute_data_dependences_for_loop): Use DR_VOPS.
9770 (free_data_ref): Free DR_VOPS.
9771 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
9772 (struct innermost_loop_behavior): ... new.
9773 (struct base_object_info): Replaced by ...
9774 (struct indices): ... new.
9775 (struct dr_alias): New.
9776 (enum data_ref_type): Removed.
9777 (struct data_reference): Consist of struct innermost_loop_behavior,
9778 struct indices and struct dr_alias.
9779 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
9780 (DR_MEMTAG): Renamed to ...
9781 (DR_SYMBOL_TAG): ... this.
9782 (find_data_references_in_loop): Declaration removed.
9783 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
9784 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
9785 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
9786 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
9788 2007-05-13 Revital Eres <eres@il.ibm.com>
9790 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
9791 which walks virtual def-use chains to find redundant stores.
9792 (dse_optimize_stmt): Call it.
9794 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9796 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
9797 * passes.c (init_optimization_passes): Move pass_jump_bypass
9800 * basic-block.h (bb_has_eh_pred): Fix style issue.
9802 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9804 PR rtl-optimization/31848
9805 * loop-invariant.c (move_invariant_reg): If we move an insn
9806 with a REG_EQUAL note, and that insn is not always executed,
9807 remove the REG_EQUAL note.
9809 2007-05-12 Richard Guenther <rguenther@suse.de>
9811 PR tree-optimization/31797
9812 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
9813 propagate into a stmt that has volatile ops.
9815 2007-05-12 Richard Sandiford <richard@codesourcery.com>
9817 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9818 (gcc_tooldir): Likewise.
9819 * configure: Regenerate.
9820 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9821 old configure.ac gcc_tooldir setting.
9822 (prefix_to_exec_prefix): New variable.
9823 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9824 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9826 2007-05-11 Silvius Rus <rus@google.com>
9828 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
9829 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
9830 * c-common.h (strict_aliasing_warning): Change return type.
9831 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
9832 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
9833 (build_c_cast): Condition call to strict_aliasing_warning.
9834 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
9835 * flags.h (set_Wstrict_aliasing): Declare.
9836 * opts.c (set_Wstrict_alising): Define, add call to.
9837 * tree-flow.h (strict_aliasing_warning_backend): Declare.
9838 * tree-ssa-alias-warnings.c: New file.
9839 * tree-ssa-alias.c (compute_may_aliases): Add call to
9840 strict_aliasing_warning_backend.
9842 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
9844 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9845 Use loop_depth and loop_outer accessor functions.
9846 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
9847 determine_invariantness_stmt, move_computations_stmt): Ditto.
9848 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
9849 add_loop, loopify, unloop, fix_loop_structure): Ditto.
9850 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
9851 * tree-scalar-evolution.c (interpret_loop_phi,
9852 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
9853 instantiate_parameters_1, scev_const_prop): Ditto.
9854 * cfghooks.c (make_forwarder_block): Ditto.
9855 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
9856 * modulo-sched.c (loop_canon_p): Ditto.
9857 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
9858 slpeel_can_duplicate_loop_p): Ditto.
9859 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
9860 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9861 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
9862 cancel_loop, verify_loop_structure): Ditto.
9863 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
9864 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
9865 superloops vector instead of "pred" array.
9866 (establish_preds): Take father loop as an argument. Initialize the
9868 (flow_loop_tree_node_add): Pass father loop to establish_preds.
9869 Do not initialize loop->outer.
9870 (flow_loop_tree_node_remove): Truncate the superloops vector.
9871 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
9872 "pred" merged to "superloops" vector.
9873 (loop_depth, loop_outer): New.
9874 (fel_init): Use loop_outer.
9876 2007-05-11 Jan Hubicka <jh@suse.cz>
9878 * cgraphunit.c: Include gt-cgraphunit.h
9879 (static_ctors, static_dtors): New static vars.
9880 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
9881 based on implementation in c-common.c
9882 (cgraph_finalize_function): Call record_cdtor_fn.
9883 (cgraph_optimize): Call cgraph_build_cdtor_fns.
9884 * decl.c (finish_function): Do not call c_record_cdtor_fn.
9885 (c_write_global_declarations): Do not call c_build_cdtor_fns.
9886 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
9887 build_cdtor, c_build_cdtor_fns): Remove.
9888 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
9889 c_build_cdtor_fns): Remove prototype.
9891 2007-05-11 Paolo Carlini <pcarlini@suse.de>
9894 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
9895 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
9896 * builtins.c (fold_builtin_memchr): New.
9897 (expand_builtin_memchr): Call the latter.
9898 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
9899 * doc/extend.texi ([Other built-in functions provided by GCC]):
9902 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
9904 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
9905 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
9906 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
9907 PFPO_OP1_TYPE_SHIFT): Constants added.
9908 (DFP_ALL): Mode macro defined.
9909 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
9910 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
9911 Insn definitions added.
9912 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
9913 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
9916 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
9918 PR tree-optimization/31885
9919 * tree-chrec.c (chrec_contains_undetermined): Do not consider
9920 NULL_TREE to be undetermined.
9921 (automatically_generated_chrec_p): Return false for NULL.
9923 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9925 * config/bfin/bfin.h (MOVE_RATIO): Define.
9927 2007-05-10 Richard Sandiford <richard@codesourcery.com>
9929 * config.gcc (sparc-wrs-vxworks): New target.
9930 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
9931 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
9932 * config/sparc/sparc.h: Include vxworks-dummy.h.
9933 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
9934 include LABEL_REFs too.
9935 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
9936 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
9938 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
9940 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
9941 (sparc_emit_call_insn): New function.
9942 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
9943 functions when generating VxWorks PIC.
9944 * config/sparc/sparc.md (vxworks_load_got): New pattern.
9945 (call, call_value): Use sparc_emit_call_insn instead of
9948 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9950 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
9952 2007-05-09 Bob Wilson <bob.wilson@acm.org>
9954 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
9955 for floating-point values if HOST_BITS_PER_LONG > 32. Use
9956 split_double instead of operand_subword.
9958 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
9960 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
9961 * config/bfin/bfin.c (bfin_local_alignment): New function.
9962 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
9964 2007-05-08 Chao-ying Fu <fu@mips.com>
9966 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
9967 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
9968 (smsub_widen_optab, umsub_widen_optab): Define.
9969 * optabs.c (init_optabs): Initialize smsub_widen_optab and
9971 * genopinit.c (optabs): Fill in smsub_widen_optab and
9973 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
9974 and umsub_widen_optab to implement multiply-subtract sequences.
9975 * config/mips/mips.md (*msac<u>_di): Rename to...
9976 (<u>msubsidi4): ...this. Extend condition to include
9977 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
9978 of operand 0 to "ka" and use the three-operand form of msub<u>
9980 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
9983 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9985 PR rtl-optimization/28011
9986 * reload.c (push_reload): Set dont_share if IN appears in OUT
9987 also when IN is a PLUS rtx.
9988 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9991 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
9993 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
9994 call unshare_all_decls.
9995 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
9996 (unshare_all_decls): Remove.
9998 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10001 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10004 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10005 Nigel Stephens <nigel@mips.com>
10007 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10008 Update comments and all uses.
10009 (MIN_FPRS_PER_FMT): Define.
10010 * config/mips/mips.c (function_arg): Fix to correctly handle
10011 the -mips32r2 -mfp64 -mabi=32 case.
10012 (override_options): Enable use of odd-numbered registers for
10013 SFmode values on MIPS32.
10014 (mips_save_reg_p): Save whole floating-point register pair if
10015 either half is used.
10016 (compute_frame_size): Fix comment.
10018 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10020 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10021 argument of type bool.
10022 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10023 argument. Safely select temporary P register according to it.
10024 (do_link): Change call site of add_to_reg accordingly.
10025 (do_unlink): Add epilogue_p as a fourth argument and pass it
10027 (expand_interrupt_handler_epilogue): Change call of do_unlink
10029 (bfin_expand_prologue): Add a third argument sibcall_p.
10030 * config/bfin/bfin.md (epilogue): Change call of
10031 bfin_expand_epilogue accordingly.
10032 (sibcall_epilogue): Likewise.
10033 (eh_return_internal): Likewise.
10035 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10036 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10037 * config/bfin/bfin.c (bfin_handle_option): Handle
10038 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10039 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10040 Support bf534, bf536 and bf561.
10041 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10043 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10046 * config/i386/i386.c (ix86_function_regparm): Process local
10047 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10049 2007-05-07 Mike Stump <mrs@apple.com>
10051 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10052 also checks for and while statements in C++.
10054 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10056 * gcc.c (at_file_supplied): New variable.
10057 (main): Set it if we expanded argv.
10058 (do_spec_1): Pass an @-file to the linker if we were called with
10059 an @-file argument and HAVE_GNU_LD.
10060 * collect2.c (at_file_supplied): New variable.
10061 (response_file): New variable.
10062 (collect_exit): Unlink response_file if necessary.
10063 (handler): Likewise.
10064 (do_wait): Likewise.
10065 (main): Set at_file_supplied if we expanded argv.
10066 (collect_execute): Pass an @-file to subprocesses if we were called
10067 with an @-file argument.
10068 * configure.ac: Add define for HAVE_GNU_LD.
10069 * configure: Regenerate.
10070 * config.in: Regenerate.
10072 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10074 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10075 operand to HI mode.
10080 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10082 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10083 (TARGET_ENCODE_SECTION_INFO): Re-define.
10084 (m32c_encode_section_info): New
10085 (function_vector_handler): New
10086 (current_function_special_page_vector): New
10087 (m32c_special_page_vector_p): New.
10088 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10090 * config/m32c/jump.md: Added instruction JSRS for functions
10091 with attribute "function_vector".
10092 * doc/extend.texi (function_vector): Added description
10093 for M16C, M32C targets.
10095 2007-05-07 DJ Delorie <dj@redhat.com>
10098 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10099 ashrpsi3, lshrpsi3): Update shift count constraint.
10101 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10102 Nathan Froyd <froydnj@codesourcery.com>
10105 * c-incpath.c (add_path): Strip trailing path separators.
10107 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10109 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10110 Free dominance info before purging EH edges.
10111 (eliminate_degenerate_phis): Likewise.
10112 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10114 2007-05-07 Jan Hubicka <jh@suse.cz>
10116 * gimplify.c (gimplify_expr): Do not crash when folding
10117 (void *)(int)&a + 4.
10119 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10122 * c-opts.c (lang_fortran): Make it non static.
10123 * c-common.h (lang_fortran): New prototype.
10124 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10125 -lang-fortran option was passed by the driver.
10127 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10129 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10130 of ASSERT_CHECKING. Tweak message.
10132 2007-05-06 Revital Eres <eres@il.ibm.com>
10135 * loop-unroll.c (insert_var_expansion_initialization):
10136 Initialize the expansions with -zero instead of +zero.
10138 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10140 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10141 into pic and non-pic versions. Mark r19 as used for
10142 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10143 for tgd_load, tld_load and tie_load .
10144 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10145 version of tgd_load, tld_load and tie_load depending on the
10148 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10149 Jakub Jelinek <jakub@redhat.com>
10151 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10152 (__do_global_dtors_aux): Use more paranoid loop to run
10153 destructors if HIDDEN_DTOR_LIST_END.
10154 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10156 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10158 * varasm.c (align_variable): Don't increase alignment for
10159 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10160 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10162 2007-05-04 Josh Conner <jconner@apple.com>
10164 * basic-block.h (cdi_direction): Assign values to all enumeration
10166 (dom_computed): Remove.
10167 (dom_info_state): New.
10168 (set_dom_info_availability): New.
10169 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10170 walk_data.dom_direction.
10171 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10172 instead of dom_computed[].
10173 (split_edge): Likewise.
10174 (create_basic_block): Likewise.
10175 (merge_blocks): Likewise.
10176 * ifcvt.c (find_if_header): Likewise.
10177 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10178 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10179 * tree-ssa.c (verify_ssa): Likewise.
10180 * tree-cfg.c (tree_verify_flow_info): Likewise.
10181 (remove_edge_and_dominated_blocks): Likewise.
10182 * dominance.c (dom_computed): Make static.
10183 (calc_dfs_tree_nonrec): Change third param to a bool.
10184 (calc_dfs_tree): Change second param to a bool.
10185 (calc_idioms): Change second param to a bool. Use
10186 dom_convert_dir_to_idx.
10187 (init_dom_info): Validate dir before using.
10188 (dom_convert_dir_to_idx): New.
10189 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10190 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10191 (free_dominance_info): Use dom_convert_dir_to_idx.
10192 (get_immediate_dominator): Likewise.
10193 (set_immediate_dominator): Likewise.
10194 (get_dominated_by): Likewise.
10195 (redirect_immediate_dominators): Likewise.
10196 (nearest_common_denominator): Likewise.
10197 (dominated_by_p): Likewise.
10198 (bb_dom_dfs_in): Likewise.
10199 (bb_dom_dfs_out): Likewise.
10200 (recount_dominator): Likewise.
10201 (iterate_fix_dominators): Likewise.
10202 (add_to_dominance_info): Likewise.
10203 (delete_from_dominance_info): Likewise.
10204 (first_dom_son): Likewise.
10205 (next_dom_son): Likewise.
10206 (dom_info_available_p): Likewise.
10207 (dom_info_state): New.
10208 (set_dom_info_availability): New.
10210 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10212 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10214 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10216 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10218 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10219 (subdi3, subdi_carry): Delete.
10221 2007-05-04 Jan Hubicka <jh@suse.cz>
10222 Richard Guenther <rguenther@suse.de>
10224 * opts.c (decode_options): Do not fiddle with inlining
10225 parameters in case of optimizing for size.
10226 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10227 for size do nothing.
10228 (cgraph_decide_inlining_of_small_function): When optimizing for
10229 size never inline functions increasing caller size.
10230 (cgraph_early_inlining): Inline for size when optimizing for size.
10232 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10234 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10235 logical operations piecewise.
10236 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10237 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10238 subdi_sesidi_di): Delete.
10239 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10240 the generated sequence. Allow three-reg add in constraints. Rewrite
10241 the rtl expression for carry to avoid zero_extend of a constant.
10242 (sub_with_carry): New pattern.
10243 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10244 different sequence not involving jumps.
10245 (notbi): Now a named pattern.
10247 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10249 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10250 Add the note about a significant loss of accuracy of some
10251 mathematical routines when these options are used.
10253 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10255 * haifa-sched.c (rtx_vec_t): New typedef.
10256 (contributes_to_priority_p): Extract piece of priority () into new
10258 (priority): Use the function. Add assertion.
10259 (rank_for_schedule, set_priorities): Add assertion to check that
10260 insn's priority is initialized.
10261 (clear_priorities, calc_priorities): Change signature. Make it update
10262 all relevant insns. Update all callers ('add_to_speculative_block ()'
10263 and 'create_block_check_twin ()').
10264 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10265 Add new field 'priority_status'.
10266 (INSN_PRIORITY_STATUS): New macro.
10267 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10269 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10271 * sched-ebb.c (debug_ebb_dependencies): New static function.
10272 (init_ready_list): Use it.
10274 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10275 with changed signature and 'debug_rgn_dependencies ()'.
10276 (debug_rgn_dependencies): New static function.
10277 (init_ready_list): Use it.
10279 * sched-int.h (debug_dependencies): Declare.
10281 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10283 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10285 2007-05-04 Dirk Mueller <dmueller@suse.de>
10287 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10289 2007-05-03 Jan Hubicka <jh@suse.cz>
10291 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10292 ((T1)X op (T1)Y), for pointer type in more cases than before.
10294 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10296 * tree-object-size.c (plus_expr_object_size): When operand size is
10297 unknown, return unknown.
10299 2007-05-03 Dirk Mueller <dmueller@suse.de>
10301 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10303 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10306 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10308 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10310 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10312 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10314 * config/soft-fp/double.h, config/soft-fp/extended.h,
10315 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10316 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10317 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10318 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10321 2007-05-03 Ian Lance Taylor <iant@google.com>
10323 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10324 MASK_PPC_GFXOPT for 8540 or 8548.
10326 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10328 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10329 vect_print_dump_info() to output debug information.
10331 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10334 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10335 operands of size 2 when operand is not MEM_P.
10337 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10339 PR tree-optimization/30565
10340 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10342 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10344 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10345 (umulsi3_highpart): Use them.
10346 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10347 for final accumulator to D regisster tranfser.
10349 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10351 PR tree-optimization/31699
10352 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10354 (vect_enhance_data_refs_alignment): Compute peel amount using
10355 TYPE_VECTOR_SUBPARTS instead of vf.
10356 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10358 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10361 * system.h: Remove inclusion of double-int.h
10362 * tree.h: Include double-int.h
10363 * gengtype.c: Likewise
10364 * cfgloop.h: Likewise
10365 * Makefile.in: Adjust dependencies on double-int.h
10367 2007-05-02 Eric Christopher <echristo@apple.com>
10369 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10370 -shared to -Zdynamiclib.
10372 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10375 * c-common.c (strip_pointer_or_array_types): New function.
10376 * c-common.h (strip_pointer_or_array_types): New function declaration.
10378 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10380 PR tree-optimization/31771
10381 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10383 2007-05-02 Paul Brook <paul@codesourcery.com>
10385 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10387 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10389 PR middle-end/29715
10390 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10393 2007-05-02 Nick Clifton <nickc@redhat.com>
10395 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10397 2007-05-02 Richard Guenther <rguenther@suse.de>
10399 PR tree-optimization/31146
10400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
10401 argument, single_use_p. If we have a single use that is
10402 a conversion to the definition rhs type, propagate that rhs.
10403 (forward_propagate_addr_expr): Pass single_use_p argument
10404 to forward_propagate_addr_expr_1.
10406 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
10408 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
10411 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10413 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
10414 'AMD Family 10 core'.
10416 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10418 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
10419 and athlon64-sse3 as improved versions of k8, opteron and athlon64
10420 with SSE3 instruction set support.
10421 * doc/invoke.texi: Likewise.
10423 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10425 * config/i386/i386.c (override_options): Tuning 32-byte loop
10426 alignment for amdfam10 architecture. Increasing the max loop
10427 alignment to 24 bytes.
10429 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
10431 * config/m68k/constraints.md: New.
10432 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
10433 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10434 EXTRA_CONSTRAINT): Remove.
10435 * config/m68k/m68k.md: Include constraints.md.
10436 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
10438 2007-05-01 Ian Lance Taylor <iant@google.com>
10440 PR tree-optimization/31739
10441 * tree-vrp.c (vrp_val_is_max): New static function.
10442 (vrp_val_is_min): New static function.
10443 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
10445 (set_value_range): Use vrp_val_is_{max,min}.
10446 (extract_range_from_assert): Likewise.
10447 (extract_range_from_binary_expr): Likewise.
10448 (extract_range_from_unary_expr): Likewise.
10449 (dump_value_range, vrp_meet): Likewise.
10450 (vrp_visit_phi_node): Likewise.
10451 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
10453 2007-05-01 Mark Mitchell <mark@codesourcery.com>
10455 * config/i386/gmon-sol2.c (size_t): New type.
10456 (intptr_t): Likewise.
10457 (s_textsize): Declare as size_t.
10459 (monstartup): Use size_t for sizes.
10460 (_mcount): Save and restore registers.
10461 (internal_mcount): Pass 0 as the first argument to monstartup
10463 (moncontrol): Convert pointer to appropriately sized integer
10464 before passing to profil.
10466 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10468 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
10469 __NO_FPRS__, not just if _SOFT_DOUBLE.
10470 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
10471 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
10472 also for E500 double.
10473 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
10474 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
10477 2007-05-01 Richard Guenther <rguenther@suse.de>
10479 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
10482 2007-05-01 Joseph Myers <joseph@codesourcery.com>
10484 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
10486 2007-05-01 Jan Hubicka <jh@suse.cz>
10488 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
10491 2007-05-01 Jan Hubicka <jh@suse.cz>
10493 * tree.h (maybe_fold_offset_to_component_ref): Remove.
10494 (maybe_fold_offset_to_reference): Declare.
10495 * fold-const.c (fold_unary): Do not fold
10496 (type *)&A into &A->field_of_type_and_offset_0
10497 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
10498 size is unknown, give up.
10499 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
10501 (maybe_fold_offset_to_reference): New.
10502 (maybe_fold_stmt_indirect): Use it.
10503 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
10504 * gimplify.c (gimplify_conversion): Canonicalize conversions to
10506 (gimplify_expr): Likewise for plus_expr.
10508 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
10510 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
10511 bsi_after_labels. Always insert statements before bsi.
10512 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10513 * predict.c (apply_return_prediction): Check for empty blocks.
10514 * cfgexpand.c (lab_rtx_for_bb): New variable.
10515 (label_rtx_for_bb): Do not create new tree labels.
10516 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
10517 (tree_expand_cfg): Initialize lab_rtx_for_bb.
10518 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
10520 (label_for_bb): Add field used.
10521 (update_eh_label, main_block_label): Mark the label used.
10522 (cleanup_dead_labels): Remove unused labels.
10524 2007-05-01 Richard Guenther <rguenther@suse.de>
10526 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
10527 if it is not about to be set.
10528 (get_value_range): Do not pre-allocate equiv bitmap.
10529 (update_value_range): No need to clear equiv field.
10530 (add_equivalence): Change prototype to get bitmap pointer.
10531 Allocate bitmap here if it is not already.
10532 (extract_range_from_assert): Do not allocate bitmap here.
10533 Update callers to add_equivalence.
10534 (extract_range_from_ssa_name): Likewise.
10535 (get_vr_for_comparison): New static helper.
10536 (compare_name_with_value): Handle NULL equiv bitmap by
10537 peeling the first iteration of the comparison loop.
10538 Use get_vr_for_comparison.
10539 (compare_names): Handle NULL equiv bitmaps by using fake
10540 ones. Use get_vr_for_comparison.
10542 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
10544 * double-int.c (mpz_set_double_int): Moved from
10545 tree-ssa-loop-niter.c.
10546 (mpz_get_double_int): Likewise; also, add option to wrap
10547 out-of-range integers.
10548 * double-int.h: New prototypes for above.
10549 * tree.c (get_static_type_bounds): Moved from
10550 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
10551 TYPE_MAX_VALUE if they exist..
10552 * tree.h: New prototype for above.
10553 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
10554 get_type_bounds calls.
10555 (mpz_set_double_int): Move to double-int.c.
10556 (get_type_bounds): Move to tree.c, rename to
10557 get_static_type_bounds.
10558 (mpz_to_double_int): Move to double-int.c, rename to
10559 mpz_get_double_int.
10561 2007-04-30 Bob Wilson <bob.wilson@acm.org>
10563 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
10564 DIV0 exception can fall through to a normal return.
10566 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
10568 PR middle-end/22156
10569 Temporarily revert:
10570 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
10571 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
10572 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10573 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
10574 initialize align to silence bogus warning.
10575 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
10576 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
10578 (struct sra_walk_fns): Remove use_all parameter from use.
10579 (sra_hash_tree): Handle BIT_FIELD_REFs.
10580 (sra_elt_hash): Don't hash bitfld blocks.
10581 (sra_elt_eq): Skip them in parent compares as well. Handle
10583 (sra_walk_expr): Don't maintain or pass down use_all_p.
10584 (scan_use): Remove use_all parameter.
10585 (scalarize_use): Likewise. Re-expand assignment to
10586 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
10587 output, and re-scalarize after output. Don't mark anything
10589 (scalarize_ldst): Adjust.
10590 (scalarize_walk_gimple_modify_statement): Likewise.
10591 (build_element_name_1): Handle BIT_FIELD_REFs.
10592 (instantiate_element): Don't warn for any element whose parent
10593 is used as a whole.
10594 (instantiate_missing_elements_1): Return the sra_elt.
10595 (canon_type_for_field): New.
10596 (try_instantiate_multiple_fields): New.
10597 (instantiate_missing_elemnts): Use them.
10598 (mark_no_warning): Removed.
10599 (generate_one_element_ref): Handle BIT_FIELD_REFs.
10600 (REPLDUP, sra_build_elt_assignment): New.
10601 (generate_copy_inout): Use them.
10602 (generate_element_copy): Likewise. Handle bitfld differences.
10603 (generate_element_zero): Don't recurse for blocks. Use
10604 sra_build_elt_assignment.
10605 (generate_one_element_int): Take elt instead of var. Use
10606 sra_build_elt_assignment.
10607 (generate_element_init_1): Adjust.
10608 (scalarize_use, scalarize_copy): Use REPLDUP.
10609 (scalarize_ldst): Move assert before dereference.
10610 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
10612 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10615 * tree.c (reconstruct_complex_type): Reconstruct a reference
10617 Also use the same mode for the pointer as the old pointer type.
10619 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10621 * doc/trouble.texi (Interoperation): Remove note about Ultrix
10624 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
10626 PR rtl-optimization/31676
10627 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
10628 (df_refs_record): Call it.
10630 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10632 * rtl.def (SS_ABS): New code.
10633 * config/bfin/bfin.c (print_operand): New modifier 'v'.
10634 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
10635 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
10636 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
10637 (bfin_init_builtins): Define them.
10638 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
10639 (bfin_expand_builtin): ... and handle the others here.
10640 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
10641 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
10642 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
10643 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
10644 operand is only HImode.
10646 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
10648 * regclass.c (scan_one_insn): Remove splitting of
10651 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
10652 Nigel Stephens <nigel@mips.com>
10654 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
10656 2007-04-28 Jan Hubicka <jh@suse.cz>
10658 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
10659 insn_locators_alloc instead of insn_locators_initialize;
10660 call reset_block_changes.
10661 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10662 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
10663 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
10664 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10665 * config/score/score.c (th_output_mi_thunk): Likewise.
10666 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10667 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
10668 tolerate uninitialized locator info.
10671 * function.c (init_function_start): Don't init line number info.
10672 (expand_function_end): Update.
10673 (reset_block_changes, record_block_change, finalize_block_changes,
10674 check_block_change, free_block_changes): Kill.
10675 * function.h (reset_block_changes, record_block_change,
10676 finalize_block_changes, check_block_change, free_block_changes):
10678 (struct function): Remove ib_boundaries_block.
10679 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
10680 Use curr_insn_locator to initialize locator.
10681 (emit_line_note): Remove.
10682 * cfgexpand.c (expand_gimple_cond_expr): Update.
10683 (construct_exit_block): Likewise.
10684 (tree_expand_cfg): Initialize/finalize locators.
10685 * expr.c (expand_expr_real): Update.
10686 * cfglayout.c (line_locators_locs, line_locators_lines,
10687 file_locators_locs, file_locators_files): Remove.
10688 (set_block_levels): Move to cfgexpand.c.
10689 (insn_locators_initialize): Remove.
10690 (pass_insn_locators_initialize): Remove.
10691 (locations_locators_locs, locations_locators_vals): New static vars.
10692 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
10694 (insn_locators_alloc, insn_locators_finalize,
10695 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10697 (locator_location): New.
10698 (locator_line, locator_file): Rewrite.
10699 * rtl.h (emit_line_note): Kill.
10700 (insn_locators_alloc, insn_locators_finalize,
10701 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
10703 * tree-inline.c (initialize_cfun): Do not initialize
10704 ib_boundaries_block.
10705 * passes.c (pass_insn_locators_initialize): Remove.
10707 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
10709 * tree-cfg.c (move_block_to_fn): Release bb from dominance
10710 info. Update last_basic_block correctly.
10712 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
10715 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
10716 register itself to hold the offset constant. Tell flow the use
10717 of r4 and r5 when they are used.
10719 2007-04-27 Richard Guenther <rguenther@suse.de>
10721 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
10722 if we simplified anything.
10723 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
10724 warnings until we did a simplification and the stmt was not
10725 marked as TREE_NO_WARNING.
10727 2007-04-27 Mike Stump <mrs@apple.com>
10729 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
10731 2007-04-27 Ian Lance Taylor <iant@google.com>
10733 PR middle-end/31710
10734 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
10735 TYPE_MAX_VALUE exist, convert them to the new type.
10737 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10739 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
10740 if it claims to be available.
10741 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
10742 edge is redirected.
10743 (perform_tree_ssa_dce): Always free postdominators.
10745 2007-04-27 Richard Henderson <rth@redhat.com>
10747 * config/alpha/predicates.md (aligned_memory_operand): Mark
10748 as define_special_predicate.
10749 (unaligned_memory_operand, normal_memory_operand): Likewise.
10750 (reg_or_unaligned_mem_operand): Remove.
10751 (any_memory_operand): Match the documentation and check for
10752 non-renumbered pseudos during reload.
10753 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
10754 alpha_secondary_reload_class, update to new interface, make static.
10755 Handle CQImode like HImode. Remove FP subreg check.
10756 (alpha_expand_mov): Use replace_equiv_address.
10757 (alpha_expand_mov_nobwx): Use any_memory_operand.
10758 (TARGET_SECONDARY_RELOAD): New.
10759 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
10760 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
10761 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
10762 * config/alpha/alpha.md: ... here.
10763 (RELOAD12, reloadmode): New.
10765 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
10766 Don't handle the aligned case here.
10767 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
10768 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
10769 reload_inhi_help. Don't expect a scratch register.
10770 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
10772 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
10774 2007-04-27 Richard Guenther <rguenther@suse.de>
10776 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
10778 2007-04-27 Richard Guenther <rguenther@suse.de>
10780 PR tree-optimization/30965
10781 PR tree-optimization/30978
10782 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
10783 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
10784 (find_equivalent_equality_comparison): Likewise.
10785 (simplify_cond): Likewise.
10786 (get_prop_source_stmt): New helper.
10787 (get_prop_dest_stmt): Likewise.
10788 (can_propagate_from): Likewise.
10789 (remove_prop_source_from_use): Likewise.
10790 (combine_cond_expr_cond): Likewise.
10791 (forward_propagate_comparison): New function.
10792 (forward_propagate_into_cond): Rewrite to use fold for
10794 (tree_ssa_forward_propagate_single_use_vars): Call
10795 forward_propagate_comparison to propagate comparisons.
10797 2007-04-27 Richard Guenther <rguenther@suse.de>
10799 PR tree-optimization/31715
10800 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
10801 sure to do computation on the offset in an appropriate
10804 2007-04-27 Richard Sandiford <richard@codesourcery.com>
10806 * reload.h (elimination_target_reg_p): Declare.
10807 * reload.c (find_reloads): Don't apply the reg_rtx move
10808 optimization if the SET_DEST satisfies elimination_target_reg_p.
10809 * reload1.c (elimination_target_reg_p): New function.
10810 (gen_reload): In the move/add2 fallback, make sure that op0
10811 does not overlap the destination register.
10813 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10815 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
10816 transform only GIMPLE_MODIFY_STMTs.
10817 * tree-complex.c (expand_complex_operations_1): Ditto.
10818 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
10819 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
10820 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
10822 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10823 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
10824 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
10825 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
10826 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
10827 slpeel_add_loop_guard): Ditto.
10828 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10829 * lambda-code.c (perfect_nestify): Ditto.
10830 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
10831 before the first statement.
10832 * tree-optimize.c (execute_free_datastructures): Fix comments.
10833 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
10834 * tree-flow.h (disband_implicit_edges): Declaration removed.
10835 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
10837 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
10838 COND_EXPRs without gotos.
10839 (disband_implicit_edges, has_label_p): Removed.
10840 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
10841 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
10843 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
10845 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
10846 also for COND_EXPRs.
10847 * cfgexpand.c (label_rtx_for_bb): New function.
10848 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
10849 Use label_rtx_for_bb to find the labels.
10850 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
10851 last block. Detect fallthru edges.
10853 2007-04-26 Ian Lance Taylor <iant@google.com>
10856 * reload.c (find_reloads_subreg_address): If the address was valid
10857 in the original mode but not in the new mode, reload the whole
10860 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
10862 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
10863 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
10864 (cleanup_control_expr_graph): Do not invalidate dominance info.
10865 Record altered blocks.
10866 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
10867 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
10868 cleanup_tree_cfg_bb): New functions.
10869 (remove_forwarder_block): Do not maintain the worklist of blocks.
10870 Record altered blocks.
10871 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
10872 not over whole cfg.
10873 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
10874 delete_unreachable_blocks if dominators are not available.
10875 * tree-inline.c (optimize_inline_calls): Free dominance information
10877 * tree-flow.h (remove_edge_and_dominated_blocks,
10878 cfgcleanup_altered_bbs): Altered.
10879 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
10881 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
10883 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
10884 do not invalidate dominators.
10886 2007-04-26 Anatoly Sokolov <aesok@post.ru>
10888 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
10889 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
10890 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10891 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10893 2007-04-26 Steve Ellcey <sje@cup.hp.com>
10895 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
10897 2007-04-26 Richard Guenther <rguenther@suse.de>
10899 PR tree-optimization/31703
10900 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
10901 the right type for the target of the bittest.
10903 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10905 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
10906 ix86_sol10_return_in_memory.
10908 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10910 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
10913 2007-04-26 Jakub Jelinek <jakub@redhat.com>
10916 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
10918 PR tree-optimization/30558
10919 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
10920 clear this_state.prev_try.
10922 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10923 Mark Mitchell <mark@codesourcery.com>
10925 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
10926 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
10927 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
10929 2007-04-26 Richard Sandiford <richard@codesourcery.com>
10932 * doc/invoke.texi (%:print-asm-header): Document.
10933 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
10935 (static_spec_functions): Add print-asm-header.
10936 (main): Print a banner before the --target-help linker options.
10937 (print_asm_header_spec_function): New function.
10939 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
10942 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
10943 (movsf_ie): Likewise.
10945 2007-04-25 Paolo Carlini <pcarlini@suse.de>
10947 * doc/extend.texi ([Type Traits]): Adjust per N2255.
10949 2007-04-25 Bob Wilson <bob.wilson@acm.org>
10951 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
10952 exception for divide-by-zero.
10953 (__umodsi3, __modsi3): Likewise.
10955 2007-04-25 Dirk Mueller <dmueller@suse.de>
10957 * c-typeck.c (build_compound_expr): Annotate warning()
10958 call with OPT_Wunused_value.
10959 * tree-ssa.c (warn_uninit): Annotate warning with
10961 * c-common.c (handle_sentinel_attribute): Annotate warning
10962 call with OPT_Wattributes.
10964 2007-04-25 Thiemo Seufer <ths@mips.com>
10966 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
10967 (mips16): Fix typo.
10968 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
10969 on to the assembler. Improve handling of -mno-mips16. Add handling
10970 of -mno-mips3d, -mno-dsp, -mno-dspr2.
10971 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
10972 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
10973 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
10975 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
10978 * config/i386/winnt.c (i386_pe_file_end): Strip only
10979 USER_LABEL_PREFIX when writing export name.
10981 2007-04-25 Richard Sandiford <richard@codesourcery.com>
10983 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
10984 sh/elf.h, vx-common.h and vxworks.h.
10985 * config/sh/sh.h: Include config/vxworks-dummy.h.
10986 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10987 (OVERRIDE_OPTIONS): Use it.
10988 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
10989 (vxworks_picreg): New pattern.
10990 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
10991 VXWORKS_OS_CPP_BUILTINS.
10992 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
10993 to their VXWORKS_* equivalents.
10994 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
10995 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
10996 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
10997 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
10998 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
10999 -mrtp/-fPIC multilibs.
11000 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11001 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11002 (MULTILIB_OSDIRNAMES): Delete.
11004 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11007 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11009 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11011 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11012 rounding mode to be specified by the caller.
11013 (real_to_mpfr) Likewise.
11014 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11015 include new arguments.
11016 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11018 2007-04-24 Ian Lance Taylor <iant@google.com>
11020 PR tree-optimization/31605
11021 * tree-vrp.c (set_value_range): Check that min and max are not
11022 both overflow infinities.
11023 (set_value_range_to_value): New static function.
11024 (extract_range_from_binary_expr): Call set_value_range_to_value.
11025 (extract_range_from_cond_expr): Likewise.
11026 (extract_range_from_expr): Likewise.
11027 (extract_range_from_unary_expr): Likewise. Don't create a range
11028 which overflows on both sides.
11029 (vrp_meet): Check for a useless range.
11030 (vrp_visit_phi_node): If we see a constant which looks like an
11031 overflow infinity, turn off the TREE_OVERFLOW flag.
11033 2007-04-24 Ian Lance Taylor <iant@google.com>
11035 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11037 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11039 PR diagnostic/25923
11040 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11041 diagnostic message is being built.
11042 * tree-pretty-print.c (dump_generic_node): Only write the
11043 formatted text into BUFFER's stream if we are not building a
11044 diagnostic message.
11045 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11047 * Makefile.in (toplev.o): Depend on tree-pass.h.
11049 2007-04-24 Ian Lance Taylor <iant@google.com>
11051 PR tree-optimization/31602
11052 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11053 conditionals in the copied loop header.
11054 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11055 warnings if TREE_NO_WARNING is set.
11056 * doc/invoke.texi (Warning Options): Clarify that
11057 -Wstrict-overflow does not warn about loops.
11059 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11061 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11062 expand on the comment about _Decimal128 arguments and check the
11063 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11064 that _Decimal128 argument uses even/odd register pair.
11065 (function_arg): Ditto.
11067 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11069 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11070 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11072 2007-04-24 Richard Guenther <rguenther@suse.de>
11073 Olga Golovanevsky <olga@il.ibm.com>
11075 * fold-const.c (multiple_of_p): Check for bottom
11078 2007-04-24 Richard Henderson <rth@redhat.com>
11080 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11081 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11082 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11083 looking for non-zero bits shifted out. Avoid a recursive call
11084 when constructing the scalar.
11085 (__floatundisf): Likewise.
11087 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11089 * dwarf2out.c (field_byte_offset): Move the existing logic
11090 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11091 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11093 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11096 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11097 length argument of 0 for memset.
11098 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11099 unsigned shift instead of the signed variant.
11101 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11103 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11104 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11105 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11106 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11107 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11108 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11109 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11110 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11111 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11112 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11113 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11114 "mul<mode>3", "div<mode>3"): Insn definitions added.
11115 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11116 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11117 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11118 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11119 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11120 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11121 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11122 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11123 TARGET_FLOAT_FORMAT): Macro definitions removed.
11124 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11125 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11126 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11127 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11128 (s390_gen_rtx_const_DI): Function removed.
11129 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11131 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11133 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11134 over an external ffs function.
11136 2007-04-24 Chao-ying Fu <fu@mips.com>
11137 Richard Sandiford <richard@nildram.co.uk>
11139 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11140 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11141 (smadd_widen_optab, umadd_widen_optab): Define.
11142 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11144 * genopinit.c (optabs): Fill in smadd_widen_optab and
11146 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11147 and umadd_widen_optab to implement multiply-add sequences.
11148 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11149 (<u>maddsidi4): ...this. Extend condition to include
11150 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11151 of operand 0 to "ka" and use the three-operand form of madd<u>
11153 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11155 * config/mips/constraints.md (ka): New register constraint.
11157 2007-04-24 Jan Hubicka <j@suse.cz>
11161 2007-04-23 Jan Hubicka <jh@suse.cz>
11162 * function.c (init_function_start): Don't init line number info.
11163 (expand_function_end): Update.
11164 (reset_block_changes, record_block_change, finalize_block_changes,
11165 check_block_change, free_block_changes): Kill.
11166 * function.h (reset_block_changes, record_block_change,
11167 finalize_block_changes, check_block_change, free_block_changes):
11169 (struct function): Remove ib_boundaries_block.
11170 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11171 Use curr_insn_locator to initialize locator.
11172 (emit_line_note): Remove.
11173 * cfgexpand.c (expand_gimple_cond_expr): Update.
11174 (construct_exit_block): Likewise.
11175 (tree_expand_cfg): Initialize/finalize locators.
11176 * expr.c (expand_expr_real): Update.
11177 * cfglayout.c (line_locators_locs, line_locators_lines,
11178 file_locators_locs, file_locators_files): Remove.
11179 (set_block_levels): Move to cfgexpand.c.
11180 (insn_locators_initialize): Remove.
11181 (pass_insn_locators_initialize): Remove.
11182 (locations_locators_locs, locations_locators_vals): New static vars.
11183 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11185 (insn_locators_alloc, insn_locators_finalize,
11186 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11188 (locator_location): New.
11189 (locator_line, locator_file): Rewrite.
11190 * rtl.h (emit_line_note): Kill.
11191 (insn_locators_alloc, insn_locators_finalize,
11192 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11194 * tree-inline.c (initialize_cfun): Do not initialize
11195 ib_boundaries_block.
11196 * passes.c (pass_insn_locators_initialize): Remove.
11198 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11200 * doc/invoke.texi: Removed leading '-' from option index entries.
11202 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11204 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11206 (create_phi_node): Use set_phi_nodes.
11207 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11208 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11209 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11210 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11211 (bsi_start, bsi_last): Use bb_stmt_list.
11212 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11213 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11214 Traverse the statements using tsi iterator.
11215 * basic-block.h (struct basic_block_def): Fields stmt_list
11216 and phi_nodes moved to ...
11217 (struct tree_bb_info): ... new structure.
11218 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11219 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11220 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11221 (tree_verify_flow_info): Verify that il.tree is not set for
11222 entry and exit block.
11223 (tree_split_block): Use set_bb_stmt_list.
11225 2007-04-23 Mike Stump <mrs@apple.com>
11227 * config/i386/i386.c (ix86_tune_features
11228 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11231 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11233 * config/i386/i386.md (prefix_extra): New attribute.
11234 (length): Add prefix_extra.
11236 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11237 (sse2_movntv2di): Likewise.
11238 (sse2_cvtps2dq): Likewise.
11239 (sse2_cvtpd2pi): Likewise.
11240 (sse2_cvttpd2pi): Likewise.
11241 (*sse2_cvtpd2ps): Likewise.
11242 (*add<mode>3): Likewise.
11243 (sse2_ssadd<mode>3): Likewise.
11244 (sse2_usadd<mode>3): Likewise.
11245 (*sub<mode>3): Likewise.
11246 (sse2_sssub<mode>3): Likewise.
11247 (sse2_ussub<mode>3): Likewise.
11248 (*mulv8hi3): Likewise.
11249 (*smulv8hi3_highpart): Likewise.
11250 (*umulv8hi3_highpart): Likewise.
11251 (sse2_umulv2siv2di3): Likewise.
11252 (sse2_pmaddwd): Likewise.
11253 (ashr<mode>3): Likewise.
11254 (lshr<mode>3): Likewise.
11255 (ashl<mode>3): Likewise.
11256 (sse2_ashlti3): Likewise.
11257 (sse2_lshrti3): Likewise.
11258 (*umaxv16qi3): Likewise.
11259 (*smaxv8hi3): Likewise.
11260 (*uminv16qi3): Likewise.
11261 (*sminv8hi3): Likewise.
11262 (sse2_eq<mode>3): Likewise.
11263 (sse2_gt<mode>3): Likewise.
11264 (*and<mode>3): Likewise.
11265 (sse2_nand<mode>3): Likewise.
11266 (*ior<mode>3): Likewise.
11267 (*xor<mode>3): Likewise.
11268 (sse2_packsswb): Likewise.
11269 (sse2_packssdw): Likewise.
11270 (sse2_packuswb): Likewise.
11271 (sse2_punpckhbw): Likewise.
11272 (sse2_punpcklbw): Likewise.
11273 (sse2_punpckhwd): Likewise.
11274 (sse2_punpcklwd): Likewise.
11275 (sse2_punpckhdq): Likewise.
11276 (sse2_punpckldq): Likewise.
11277 (sse2_punpckhqdq): Likewise.
11278 (sse2_punpcklqdq): Likewise.
11279 (*sse2_pinsrw): Likewise.
11280 (*sse2_pextrw): Likewise.
11281 (sse2_pshufd_1): Likewise.
11282 (sse2_uavgv16qi3): Likewise.
11283 (sse2_uavgv8hi3): Likewise.
11284 (sse2_psadbw): Likewise.
11285 (sse2_pmovmskb): Likewise.
11286 (*sse2_maskmovdqu): Likewise.
11287 (*sse2_maskmovdqu_rex64): Likewise.
11288 (sse4a_extrqi): Likewise.
11289 (sse4a_extrq): Likewise.
11290 (sse3_lddqu): Set prefix_rep.
11291 (sse3_addsubv4sf3): Likewise.
11292 (sse3_haddv4sf3): Likewise.
11293 (sse3_hsubv4sf3): Likewise.
11294 (sse_cvtss2si): Likewise.
11295 (sse_cvtss2si_2): Likewise.
11296 (sse_cvtss2siq): Likewise.
11297 (sse_cvtss2siq_2): Likewise.
11298 (sse_cvttss2si): Likewise.
11299 (sse_cvttss2siq): Likewise.
11300 (sse2_cvttps2dq): Likewise.
11301 (sse3_movshdup): Likewise.
11302 (sse3_movsldup): Likewise.
11303 (sse2_cvtsd2si): Likewise.
11304 (sse2_cvtsd2si_2): Likewise.
11305 (sse2_cvtsd2siq): Likewise.
11306 (sse2_cvtsd2siq_2): Likewise.
11307 (sse2_cvttsd2si): Likewise.
11308 (sse2_cvttsd2siq): Likewise.
11309 (*sse2_cvtpd2dq): Likewise.
11310 (*sse2_cvttpd2dq): Likewise.
11311 (sse2_pshuflw_1): Likewise.
11312 (sse2_pshufhw_1): Likewise.
11313 (sse4a_insertqi): Likewise.
11314 (sse4a_insertq): Likewise.
11315 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11316 (ssse3_phadddv4si3): Likewise.
11317 (ssse3_phaddswv8hi3): Likewise.
11318 (ssse3_phsubwv8hi3): Likewise.
11319 (ssse3_phsubdv4si3): Likewise.
11320 (ssse3_phsubswv8hi3): Likewise.
11321 (ssse3_pmaddubswv8hi3): Likewise.
11322 (ssse3_pmulhrswv8hi3): Likewise.
11323 (ssse3_pshufbv16qi3): Likewise.
11324 (ssse3_psign<mode>3): Likewise.
11325 (ssse3_palignrti): Likewise.
11326 (abs<mode>2): Likewise.
11327 (ssse3_phaddwv4hi3): Set prefix_extra.
11328 (ssse3_phadddv2si3): Likewise.
11329 (ssse3_phaddswv4hi3): Likewise.
11330 (ssse3_phsubwv4hi3): Likewise.
11331 (ssse3_phsubdv2si3): Likewise.
11332 (ssse3_phsubswv4hi3): Likewise.
11333 (ssse3_pmaddubswv4hi3): Likewise.
11334 (ssse3_pmulhrswv4hi3): Likewise.
11335 (ssse3_pshufbv8qi3): Likewise.
11336 (ssse3_psign<mode>3): Likewise.
11337 (ssse3_palignrdi): Likewise.
11338 (abs<mode>2): Likewise.
11339 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11340 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11341 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11343 2007-04-23 Nick Clifton <nickc@redhat.com>
11345 * params.def: Fix formatting of emacs local variables.
11347 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11349 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11350 move if inter-unit move isn't allowed.
11351 Don't split moving the first element of V2DI to DI to inter-unit
11352 move if inter-unit move isn't allowed.
11354 2007-04-23 Richard Guenther <rguenther@suse.de>
11356 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11357 and CDI_POST_DOMINATORS separately.
11359 2007-04-23 Nick Clifton <nickc@redhat.com>
11361 * c.opt (Wformat-contains-nul): Add warning attribute.
11363 2007-04-23 Jan Hubicka <jh@suse.cz>
11365 * function.c (init_function_start): Don't init line number info.
11366 (expand_function_end): Update.
11367 (reset_block_changes, record_block_change, finalize_block_changes,
11368 check_block_change, free_block_changes): Kill.
11369 * function.h (reset_block_changes, record_block_change,
11370 finalize_block_changes, check_block_change, free_block_changes):
11372 (struct function): Remove ib_boundaries_block.
11373 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11374 Use curr_insn_locator to initialize locator.
11375 (emit_line_note): Remove.
11376 * cfgexpand.c (expand_gimple_cond_expr): Update.
11377 (construct_exit_block): Likewise.
11378 (tree_expand_cfg): Initialize/finalize locators.
11379 * expr.c (expand_expr_real): Update.
11380 * cfglayout.c (line_locators_locs, line_locators_lines,
11381 file_locators_locs, file_locators_files): Remove.
11382 (set_block_levels): Move to cfgexpand.c.
11383 (insn_locators_initialize): Remove.
11384 (pass_insn_locators_initialize): Remove.
11385 (locations_locators_locs, locations_locators_vals): New static vars.
11386 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11388 (insn_locators_alloc, insn_locators_finalize,
11389 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11391 (locator_location): New.
11392 (locator_line, locator_file): Rewrite.
11393 * rtl.h (emit_line_note): Kill.
11394 (insn_locators_alloc, insn_locators_finalize,
11395 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11397 * tree-inline.c (initialize_cfun): Do not initialize
11398 ib_boundaries_block.
11399 * passes.c (pass_insn_locators_initialize): Remove.
11401 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11403 PR middle-end/31448
11404 * expr.c (reduce_to_bit_field_precision): Handle
11407 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
11409 PR tree-optimization/24659
11410 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
11411 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
11412 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
11413 * genopinit.c (optabs): Rename vec_pack_mod_optab
11414 to vec_pack_trunc_optab.
11415 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
11416 early for scalar floating point operands for NOP_EXPR.
11417 (vectorizable_type_promotion): Ditto.
11418 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
11419 vec_pack_trunc_optab.
11420 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
11422 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
11423 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
11424 Rename from VEC_PACK_MOD_EXPR.
11425 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
11426 * expr.c (expand_expr_real_1): Ditto.
11427 * tree-inline.c (estimate_num_insns_1): Ditto.
11428 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11430 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
11431 (vec_unpacks_lo_v4sf): Ditto.
11432 (vec_pack_trunc_v2df): Ditto.
11433 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
11434 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11435 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
11437 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
11439 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
11441 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
11442 Rename from VEC_PACK_MOD_EXPR. This expression also represent
11443 packing of floating point operands.
11444 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
11445 represent unpacking of floating point operands.
11446 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
11447 [vec_unpacks_hi]: Ditto.
11448 [vec_unpacks_lo]: Ditto.
11450 2007-04-22 Jan Hubicka <jh@suse.cz>
11452 * final.c (rest_of_handle_final): Call
11453 targetm.asm_out.constructor/targetm.asm_out.destructor
11454 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
11455 proper priority via decl_*_priority_insert.
11456 * c-common.c (c_expand_body): Likewise.
11458 2007-04-22 Richard Guenther <rguenther@suse.de>
11460 PR tree-optimization/29789
11461 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
11462 (rewrite_reciprocal): New helper split out from
11463 determine_invariantness_stmt.
11464 (rewrite_bittest): Likewise.
11465 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
11466 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
11469 2007-04-22 Revital Eres <eres@il.ibm.com>
11471 * loop-unroll.c (var_to_expand): New field to support also
11472 insns of the form x = something + x.
11473 (analyze_insn_to_expand_var): Use it.
11474 (expand_var_during_unrolling): Likewise.
11476 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11478 * predict.c: Include pointer-set.h.
11479 (bb_predictions): New variable.
11480 (tree_predicted_by_p, tree_predict_edge,
11481 remove_predictions_associated_with_edge): Use bb_predictions map
11482 instead of bb->predictions.
11483 (clear_bb_predictions, assert_is_empty): New functions.
11484 (combine_predictions_for_bb): Use bb_predictions map. Call
11485 clear_bb_predictions.
11486 (tree_estimate_probability): Create and free bb_predictions map.
11487 * Makefile.in (predict.o): Add pointer-set.h dependency.
11488 * basic-block.h (struct basic_block_def): Remove predictions
11490 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
11492 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11495 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
11498 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11500 * timevar.c (timevar_print): Change reference of --disable-checking to
11501 --enable-checking=release. Also warn if assert checking is disabled.
11503 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11506 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
11507 decl as addressable if the compound literal was marked as
11509 Mark the decl as a gimple register if it is a complex or
11510 vector decl and does not live in memory.
11512 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11514 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
11515 (GENERIC_NEXT): New function macro.
11516 (PHI_CHAIN): Use phi_node's new chain variable.
11517 (tree_phi_node): Change tree_common to tree_base
11518 and add the chain field.
11519 * tree-phinodes.c (make_phi_node): Don't set
11520 TREE_TYPE on the new node.
11521 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11522 instead of checking GIMPLE_TUPLE_P in chain_next.
11523 * tree-vect-transform.c
11524 (get_initial_def_for_induction): Look at
11525 PHI_RESULT_TREE for the type of the phi node.
11526 (update_vuses_to_preheader): Use PHI_CHAIN
11527 instead of TREE_CHAIN on the phi node.
11528 * tree-ssa-structalias.c (compute_points_to_sets):
11530 (ipa_pta_execute): Likewise.
11532 2007-04-21 Richard Guenther <rguenther@suse.de>
11534 PR middle-end/31136
11535 * fold-const.c (fold_unary): Call fold_convert_const on the
11538 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
11540 * gcse.c (store_killed_in_insn): Handle PARALLELs.
11541 (store_killed_in_pat): New.
11543 2007-04-20 Richard Henderson <rth@redhat.com>
11546 * config/i386/i386.c (type_has_variadic_args_p): Look for any
11547 TREE_LIST with a void_type_node value, not void_list_node exactly.
11549 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
11551 * doc/standards.texi: Re-arrange into language-specific
11552 subsections. Add a C++ section, documenting which standards we
11555 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
11557 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
11558 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
11560 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
11562 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
11563 ecrti.o and crtbegin.o.
11564 (LIB_DEFAULT_SPEC): Include -lc.
11565 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
11567 2007-04-20 Richard Henderson <rth@redhat.com>
11570 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
11571 argument; update all callers.
11572 (get_unaligned_offset): New.
11573 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
11574 get_unaligned_address, just pass on the address directly.
11575 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
11576 the subreg in the helper patterns.
11577 (unaligned_extendqidi_le): Use get_unaligned_offset.
11578 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
11579 (unaligned_extendhidi_be): Likewise.
11580 (unaligned_extendhidi): Tidy.
11581 * config/alpha/alpha-protos.h: Update.
11583 2007-04-20 Richard Henderson <rth@redhat.com>
11585 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
11586 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
11587 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
11588 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11589 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11590 (CPP_SPEC): Don't include %(cpp_subtarget).
11591 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
11592 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
11593 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
11595 2007-04-20 Jakub Jelinek <jakub@redhat.com>
11597 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
11598 for __builtin_ia32_cmpordss.
11600 PR tree-optimization/31632
11601 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
11602 and arg1 for optimizations of comparison against min/max values.
11603 Fold arg0 to arg1's type for optimizations of comparison against
11604 min+1 and max-1 values.
11606 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
11608 * reload.c (combine_reloads): When trying to use a dying register,
11609 check whether it's uninitialized and don't use if so.
11611 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
11613 * fold-const.c: Remove prototypes for native_encode_expr and
11614 native_interpret_expr.
11615 (native_encode_expr): Make non-static.
11616 (native_interpret_expr): Likewise.
11617 * tree.h: Add prototypes for the above.
11619 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11621 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
11622 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
11623 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
11624 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
11625 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
11626 Add length attributes.
11628 2007-04-19 Janis Johnson <janis187@us.ibm.com>
11630 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
11633 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
11634 __STDC_WANT_DEC_FP__.
11636 2007-04-19 Joseph Myers <joseph@codesourcery.com>
11638 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
11639 for long double compatibility.
11640 * configure: Regenerate.
11642 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
11644 PR rtl-optimization/29841
11645 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
11647 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
11648 that may cause control flow transfer from being moved.
11650 2007-04-18 Jan Hubicka <jh@suse.cz>
11652 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
11655 2007-04-18 Eric Christopher <echristo@apple.com>
11657 * config/rs6000/darwin.md (load_macho_picbase): Use link register
11658 only. Update operands.
11659 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
11660 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
11661 link register to pic register.
11663 2007-04-18 Dirk Mueller <dmueller@suse.de>
11665 PR diagnostic/31227
11666 * tree-vrp.c (search_for_addr_array): New.
11667 (check_array_bounds): Suppress warning about
11668 address taken of array refs if its not de-referenced.
11670 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11672 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
11673 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
11675 * tree-vectorizer.h (NITERS_KNOWN_P): New.
11676 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
11677 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
11679 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
11681 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
11683 (vect_analyze_scalar_cycles): Fix indentation.
11684 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
11685 (vect_mark_relevant): Include phis in relevance analysis.
11687 * tree-vect-transform.c (vect_transform_loop): Add an assert.
11689 2007-04-18 Anatoly Sokolov <aesok@post.ru>
11691 * config/avr/avr.c (ptrreg_to_str): Replace error() with
11692 output_operand_lossage().
11694 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11696 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
11697 the unused code for reduction without adjust-in-epilog to simplify the
11700 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
11702 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
11703 (S390_TDC_NEGATIVE_ZERO): New constant.
11704 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
11705 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
11706 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
11707 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
11708 (S390_TDC_POSITIVE_INFINITY): New constant.
11709 (S390_TDC_NEGATIVE_INFINITY): New constant.
11710 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
11711 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
11712 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
11713 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
11714 (S390_TDC_INFINITY): New constant.
11715 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
11716 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
11717 optimization for UNSPEC_CCZ_TO_INT.
11718 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
11719 ("*ccz_to_int"): New insn.
11720 ("isinf<mode>2"): New insn.
11721 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
11722 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
11723 (UNSPEC_CCZ_TO_INT): New constant.
11725 2007-04-18 Richard Guenther <rguenther@suse.de>
11727 PR tree-optimization/19431
11728 PR tree-optimization/21463
11729 * tree-pass.h (pass_phiprop): Declare.
11730 * passes.c (init_optimization_passes): New phiprop pass.
11731 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
11732 (phivn_valid_p): New helper function.
11733 (phiprop_insert_phi): Likewise.
11734 (propagate_with_phi): Likewise.
11735 (tree_ssa_phiprop): New propagator propagating loads
11736 through phi nodes if profitable.
11738 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
11740 * tree-vect-analyze.c (process_use): New function.
11741 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
11742 Check phis in all bbs.
11743 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
11746 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
11748 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
11751 2007-04-17 Anatoly Sokolov <aesok@post.ru>
11754 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
11757 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
11759 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
11761 (sse_vmmulv4sf3): Likewise.
11762 (sse2_vmaddv2df3): Likewise.
11763 (sse2_vmmulv2df3): Likewise.
11765 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
11767 PR rtl-optimization/31360
11768 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
11769 (target_reg_cost): New.
11770 (init_set_costs): Initialize target_reg_cost. Add comments
11771 regarding the rationale of the costs.
11772 (global_cost_for_size): Renamed to...
11773 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
11774 of register pressure.
11775 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
11776 estimate_reg_pressure_cost. Add number of ivs.
11777 (determine_set_costs): Dump target_reg_cost.
11778 * loop-invariant.c (gain_for_invariant): Use
11779 estimate_reg_pressure_cost. Removed n_inv_uses argument.
11780 (best_gain_for_invariant, find_invariants_to_move): Remove
11782 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
11783 (target_reg_cost): Declare.
11784 (global_cost_for_size): Declaration removed.
11785 (estimate_reg_pressure_cost): Declare.
11787 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
11789 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
11790 regnos into even/odd register pairs.
11791 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
11792 TDmode similar to the other floating point modes.
11793 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
11794 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
11796 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
11797 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
11798 (movdd_hardfloat64): Use TARGET_MFPGPR.
11800 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
11802 * reload1.c (delete_output_reload): Don't count output in n_inherited.
11805 2005-01-05 Richard Henderson <rth@redhat.com>
11807 * reload1.c (do_input_reload): Restrict the optimization deleteing
11808 a previous output reload to RELOAD_FOR_INPUT.
11810 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
11812 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
11813 induc_vec_info_type.
11814 (vectorizable_induction): New function declaration.
11815 * tree-vect-transform.c (get_initial_def_for_induction): No need to
11816 check if already vectorized. Find first place in BB where new stmts
11817 can be inserted. Takes only one argument.
11818 (vectorizable_induction): New function.
11819 (vect_transform_stmt): Add case for induc_vec_info_type to call
11820 vectorizable_induction.
11821 (vect_transform_loop): Consider phis for vectorization.
11822 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
11824 (analyze_operations): Call vectorizable_induction when analyzing phis.
11826 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
11827 (vect_mark_relevant): Include phis in relevance analysis.
11828 (vect_mark_stmts_to_be_vectorize): Likewise.
11829 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
11831 2007-04-16 Lawrence Crowl <crowl@google.com>
11833 * doc/invoke.texi (Debugging Options): Add documentation for the
11834 -femit-struct-debug options -femit-struct-debug-baseonly,
11835 -femit-struct-debug-reduced, and
11836 -femit-struct-debug-detailed[=...].
11838 * c-opts.c (c_common_handle_option): Add
11839 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
11840 and OPT_femit_struct_debug_detailed_.
11841 * c.opt: Add specifications for
11842 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
11843 and -femit-struct-debug-detailed[=...].
11844 * opts.c (set_struct_debug_option): Parse the
11845 -femit-struct-debug-... options.
11846 * opts.c (matches_main_base, main_input_basename,
11847 main_input_baselength, base_of_path, matches_main_base): Add
11848 variables and functions to compare header base name to compilation
11850 * opts.c (should_emit_struct_debug): Add to determine to emit a
11851 structure based on the option.
11852 (dump_struct_debug) Also disabled function to debug this
11854 * opts.c (handle_options): Save the base name of the
11857 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
11858 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
11859 This hook indicates if a type is generic. Set it by default
11860 to "never generic".
11861 * langhooks.h (struct lang_hooks_for_types): Add a new hook
11862 to determine if a struct type is generic or not.
11863 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
11864 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
11865 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
11866 with live C++ hook.
11868 * flags.h (enum debug_info_usage): Add an enumeration to describe
11869 a program's use of a structure type.
11870 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
11871 to indicate the program's usage of the type. Filter structs based
11872 on the -femit-struct-debug-... specification.
11873 (gen_type_die): Split into two routines, gen_type_die and
11874 gen_type_die_with_usage. gen_type_die is now a wrapper
11875 that assumes direct usage.
11876 (gen_type_die_with_usage): Replace calls to gen_type_die
11877 with gen_type_die_with_usage adding the program usage of
11878 the referenced type.
11879 (dwarf2out_imported_module_or_decl): Suppress struct debug
11880 information using should_emit_struct_debug when appropriate.
11882 2007-04-16 Ian Lance Taylor <iant@google.com>
11884 PR tree-optimization/31522
11885 * tree-vrp.c (vr_phi_edge_counts): New static variable.
11886 (vrp_initialize): Allocate vr_phi_edge_counts.
11887 (vrp_visit_phi_node): Don't push to infinity if we saw a new
11888 executable edge. Drop test for all constants.
11889 (vrp_finalize): Free vrp_phi_edge_counts.
11891 * doc/cpp.texi (Common Predefined Macros): Clarify description of
11892 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11894 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
11895 predecessors at head rather than tail.
11897 2007-04-16 Matthias Klose <doko@debian.org>
11899 * config/alpha/linux.h (CPP_SPEC): Define.
11900 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
11902 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
11904 * function.h: Remove sequence_stack extern declaration.
11906 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11908 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
11910 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
11913 2007-04-16 Anatoly Sokolov <aesok@post.ru>
11915 * config/avr/avr.c (avr_arch_types): Rearranging array.
11916 (enum avr_arch): Add.
11917 (avr_mcu_types): Use avr_arch enumeration constants instead of
11919 * config/avr/avr.h (LINK_SPEC): Simplify.
11921 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
11923 * config/m68k/m68k.c (m68k_libcall_value,
11924 m68k_function_value): Use macros for register names more.
11926 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
11928 (M68K_REGNAME): Use A6_REG.
11929 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
11931 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11933 PR middle-end/28071
11934 * sched-int.h (struct deps): Split field 'pending_lists_length' into
11935 'pending_read_list_length' and 'pending_write_list_length'. Update
11937 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
11938 to handle two length counters instead of one. Update all uses.
11939 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
11940 two length counters instead of one.
11941 * sched-rgn.c (propagate_deps): Update to handle two length counters
11944 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
11947 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
11948 copy of source, pass it to ix86_expand_vector_set and return
11951 2007-04-16 David Ung <davidu@mips.com>
11952 Joseph Myers <joseph@codesourcery.com>
11954 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
11955 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
11956 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
11957 Add 74K processor information.
11958 * config/mips/mips.md: Include 74k.md.
11959 (cpu): Add 74kc,74kf,74kx.
11960 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
11961 * config/mips/74k.md: New.
11962 * doc/invoke.texi (MIPS Options): Document 74K support.
11964 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
11966 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
11967 vectorizable_* functions.
11968 * tree-vect-transform.c (vectorizable_call): Add check for
11969 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
11970 (vectorizable_store): likewise.
11971 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
11973 (vectorizable_operation, vectorizable_type_demotion): Likewise.
11974 (vectorizable_type_promotion, vectorizable_load): Likewise.
11975 (vectorizable_live_operation, vectorizable_condition): Likewise.
11976 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
11978 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
11980 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11982 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
11983 register numbers more.
11984 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
11985 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
11986 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
11987 FUNCTION_VALUE_REGNO_P): Likewise.
11988 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
11989 STATIC_CHAIN_REGNUM): Likewise.
11990 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
11991 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
11992 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
11993 * config/m68k/m68k.md (FP_REG): New.
11995 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
11997 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12000 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12002 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12003 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12006 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12008 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12011 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12014 * c-decl.c (finish_decl): Grab the type of the decl after the call
12015 to store_init_value.
12017 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12019 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12021 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12024 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12025 dominators, post dominators and cleanup cfg before returning.
12027 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12029 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12030 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12032 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12034 * config.gcc: Recognize fido.
12035 * config/m68k/m68k-devices.def (fidoa): New.
12036 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12038 (FL_FIDOA, TARGET_FIDOA): New.
12039 * config/m68k/m68k.opt (mfidoa): New.
12041 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12043 PR middle-end/31322
12044 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12045 when a personality function is used.
12047 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12049 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12051 2007-04-13 Mike Stump <mrs@apple.com>
12053 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12055 * config/darwin.opt (fapple-kext): Make C++ only.
12056 * config/darwin.c (darwin_override_options): Remove code to ensure
12057 -fapple-kext is given for C++ only.
12059 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12061 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12062 * config/mips/mips.c (override_options): Call
12063 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12065 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12067 * config/i386/i386.opt (msvr3-shlib): Removed.
12069 * doc/invoke.texi: Remove -msvr3-shlib.
12071 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12073 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12074 with "popcnt" instruction.
12076 2007-04-13 Richard Guenther <rguenther@suse.de>
12078 PR tree-optimization/21258
12079 * tree-vrp.c (compare_case_labels): New helper.
12080 (find_switch_asserts): New function.
12081 (find_assert_locations): Call it for SWITCH_EXPRs.
12083 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12085 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12086 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12087 check is now implied in X87_FLOAT_MODE_P.
12088 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12089 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12090 (fix_trunc<mode>_i386_fisttp): Ditto.
12091 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12092 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12093 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12094 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12095 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12096 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12097 (unnamed_splitters): Ditto.
12098 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12099 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12100 FIRST_SSE_REG for local functions when SSE math is enabled or
12101 for functions with sseregparm attribute.
12102 (standard_80387_constant_p): Return -1 if mode is not
12104 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12105 (ix86_expand_compare): Ditto.
12106 (ix86_expand_carry_flag_compare): Ditto.
12107 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12108 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12109 DECIMAL_FLOAT_MODE_P.
12110 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12111 of SCALAR_FLOAT_MODE_P.
12112 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12113 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12114 checks before FLOAT_MODE_P.
12115 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12116 before FLOAT_MODE_P.
12121 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12123 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12124 Charles Wilson <libtool@cwilson.fastmail.fm>
12126 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12127 (libgcc.mvars): Don't depend on them.
12128 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12129 * exec-tool.in: New.
12131 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12133 * doc/invoke.text (--help): Document --help=common.
12135 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12137 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12139 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12141 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12142 * genemit.c (main): Emit #include "integrate.h".
12143 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12144 (LOADGP_RTP): New mips_loadgp_style.
12145 * config/mips/mips.h: Include config/vxworks-dummy.h.
12146 (TARGET_RTP_PIC): New macro.
12147 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12148 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12149 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12150 for TARGET_RTP_PIC.
12151 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12152 -mvxworks-pic when using -mrtp and a PIC option.
12153 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12155 (mips_symbolic_constant_p, mips_symbolic_address_p)
12156 (mips_symbol_insns): Handle SYMBOL_HALF.
12157 (override_options): Warn about -G and -mrtp being used together.
12158 Initialize mips_lo_relocs[SYMBOL_HALF].
12159 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12160 (mips_emit_loadgp): Handle LOADGP_RTP.
12161 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12162 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12163 (tablejump): Handle function-relative case table entries if
12165 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12167 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12169 * config/mips/mips.md (load_call<mode>): Allow any general register.
12171 (sibcall_value_internal, sibcall_value_multiple_internal)
12172 (call_value_internal, call_value_split, call_value_multiple_internal)
12173 (call_value_multiple_split): Remove constraints from operand 0.
12175 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12177 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12178 rather than loadgp_noshared.
12179 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12180 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12182 * config/mips/mips.md (loadgp): Rename to...
12183 (loadgp_newabi): ...this.
12184 (loadgp_noshared): Rename to...
12185 (loadgp_absolute): ...this.
12187 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12189 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12190 false for locally-binding symbols.
12191 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12193 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12195 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12196 (SYMBOL_GOT_PAGE_OFST): ...this.
12197 (SYMBOL_GOT_GLOBAL): Rename to...
12198 (SYMBOL_GOT_DISP): ...this.
12199 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12200 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12201 * config/mips/mips.c (mips_global_symbol_p): New function.
12202 (mips_symbol_binds_local_p): Likewise.
12203 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12204 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12205 mips_global_symbol_p and mips_symbol_binds_local_p.
12206 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12207 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12208 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12209 SYMBOL_GOTOFF_DISP.
12210 (mips_ok_for_lazy_binding_p): New function.
12211 (mips_load_call_address, mips_expand_call): Use it.
12212 (mips_dangerous_for_la25_p): Likewise.
12213 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12214 (*got_disp<mode>): Use got_disp_operand instead of
12215 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12216 SYMBOL_GOTOFF_GLOBAL.
12217 (*got_page<mode>): Use got_page_ofst_operand instead of
12219 * config/mips/predicates.md (const_call_insn_operand): Use
12220 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12221 (global_got_operand): Rename to...
12222 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12224 (local_got_operand): Rename to...
12225 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12226 of SYMBOL_GOT_LOCAL.
12228 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12230 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12231 TARGET_CALL_CLOBBERED_GP.
12232 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12233 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12234 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12235 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12236 of TARGET_ABICALLS && !TARGET_NEWABI.
12237 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12238 * config/mips/mips.c (mips_load_call_address): Check
12239 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12240 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12241 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12242 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12243 TARGET_ABICALLS && TARGET_NEWABI.
12244 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12246 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12247 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12248 TARGET_ABICALLS && TARGET_NEWABI.
12249 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12250 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12251 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12252 whether indirect calls must use $25.
12253 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12255 * config/mips/mips.md (jal_macro): Check flag_pic and
12256 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12257 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12258 instead of TARGET_ABICALLS.
12259 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12260 TARGET_ABICALLS && TARGET_OLDABI.
12261 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12262 (sibcall): In the comment above the define_insn, mention
12263 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12264 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12265 instead of TARGET_ABICALLS.
12267 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12269 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12270 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12271 (MACFLAGS_MATCH_P): New macro.
12272 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12273 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12274 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12275 the other MACFLAG constants.
12276 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12277 (flag_machi): Tighten constraints. Renumber some of the operands.
12278 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12280 (flag_machi_parts_acconly): New pattern.
12281 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12283 (flag_macinit1hi): Tighten constraints.
12284 (flag_mul_macv2hi_parts_acconly): New pattern.
12286 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12287 Use a more efficient implementation.
12288 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12289 inline sequences when not optimizing for size.
12291 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12292 movhi_high2low): Delete, merge functionality into...
12293 (packv2hi): ... this pattern.
12295 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12296 * config/bfin/bfin.opt (msim): New option.
12297 (mcpu=): New option.
12298 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12299 (bfin_cpu_t): Typedef of enum bfin_cpu.
12300 (bfin_cpu_type): New declaration.
12301 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12302 -msim and -mcpu= options.
12303 (LIB_SPEC): Likewise.
12304 * config/bfin/bfin.c (bfin_cpu_type): Define.
12305 (bfin_handle_option): Handle -mcpu= option.
12306 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12307 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12308 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12310 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12312 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12313 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12314 (powerpc-wrs-vxworksae): Use ${tm_file}.
12315 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12316 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12317 * config/i386/vx-common.h: New file.
12319 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12321 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12324 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12326 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12329 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12333 * c-common.c (c_build_qualified_type): Set canonical type
12336 2007-04-12 Richard Guenther <rguenther@suse.de>
12338 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12339 lower bound and element size if lower bound is not zero
12340 or either of the ARRAY_REF operands is set.
12342 2007-04-12 Richard Guenther <rguenther@suse.de>
12344 PR tree-optimization/24689
12345 PR tree-optimization/31307
12346 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12348 * gimplify.c (canonicalize_addr_expr): To be consistent with
12349 gimplify_compound_lval only set operands two and three of
12350 ARRAY_REFs if they are not gimple_min_invariant. This makes
12351 it never at this place.
12352 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12354 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12356 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12357 null before emitting a .nsubspa directive.
12359 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12361 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12362 need_to_partition_p if there are no memory statements in the
12365 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12367 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12368 (gcd_of_steps_may_divide_p): New function.
12369 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12371 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12373 * reload.c (find_reloads_toplev, find_reloads_address,
12374 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12375 not a pointer equality test, to decide if we need to call
12376 push_reg_equiv_alt_mem.
12378 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12380 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12381 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12383 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12385 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12387 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12388 vector to be positive.
12390 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12394 * doc/invoke.texi: Document --params max-aliased-vops and
12396 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12397 debug_memory_partitions): Move to tree-flow.h
12398 * params.h (AVG_ALIASED_VOPS): Define.
12399 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
12401 (mp_info_t): Likewise.
12402 (get_mem_sym_stats_for): New.
12403 (set_memory_partition): Move from tree-flow-inline.h.
12404 (mark_non_addressable): Only clear the set of symbols for the
12405 partition if it exists.
12406 (dump_memory_partitions): Move from tree-ssa-operands.c
12407 (debug_memory_partitions): Likewise.
12408 (need_to_partition_p): New.
12409 (dump_mem_ref_stats): New.
12410 (debug_mem_ref_stats): New.
12411 (dump_mem_sym_stats): New.
12412 (debug_mem_sym_stats): New.
12413 (update_mem_sym_stats_from_stmt): New.
12414 (compare_mp_info_entries): New.
12415 (mp_info_cmp): Call it.
12416 (sort_mp_info): Change argument to a list of mem_sym_stats_t
12418 (get_mpt_for): Move from tree-ssa-operands.c.
12419 (find_partition_for): New.
12420 (create_partition_for): Remove.
12421 (estimate_vop_reduction): New.
12422 (update_reference_counts): New.
12423 (build_mp_info): New.
12424 (compute_memory_partitions): Refactor.
12425 Document new heuristic.
12426 Call build_mp_info, update_reference_counts,
12427 find_partition_for and estimate_vop_reduction.
12428 (compute_may_aliases): Populate virtual operands before
12429 calling debugging dumps.
12430 (delete_mem_sym_stats): New.
12431 (delete_mem_ref_stats): New.
12432 (init_mem_ref_stats): New.
12433 (init_alias_info): Call it.
12434 (maybe_create_global_var): Remove alias_info argument.
12435 Get number of call sites and number of pure/const call sites
12436 from gimple_mem_ref_stats().
12437 (dump_alias_info): Call dump_memory_partitions first.
12438 (dump_points_to_info_for): Show how many times a pointer has
12440 * opts.c (decode_options): For -O2 set --param
12441 max-aliased-vops to 500.
12442 For -O3 set --param max-aliased-vops to 1000 and --param
12443 avg-aliased-vops to 3.
12444 * fortran/options.c (gfc_init_options): Remove assignment to
12446 * tree-flow-inline.h (gimple_mem_ref_stats): New.
12447 * tree-dfa.c (dump_variable): Dump memory reference
12449 Dump NO_ALIAS* settings.
12450 (referenced_var_lookup): Tidy.
12451 (mem_sym_stats): New.
12452 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
12453 and ORIG are different SSA names for a memory partition.
12454 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
12455 * tree-flow.h (struct mem_sym_stats_d): Define.
12456 (mem_sym_stats_t): Define.
12457 (struct mem_ref_stats_d): Define.
12458 (struct gimple_df): Add field mem_ref_stats.
12459 (enum noalias_state): Define.
12460 (struct var_ann_d): Add bitfield noalias_state.
12461 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
12462 debug_mem_ref_stats, debug_memory_partitions,
12463 debug_mem_sym_stats): Declare.
12464 * tree-ssa-structalias.c (update_alias_info): Update call
12465 sites, pure/const call sites and asm sites in structure
12466 returned by gimple_mem_ref_stats.
12467 Remove local variable IS_POTENTIAL_DEREF.
12468 Increase NUM_DEREFS if the memory expression is a potential
12470 Call update_mem_sym_stats_from_stmt.
12471 If the memory references memory, call
12472 update_mem_sym_stats_from_stmt for all the direct memory
12473 symbol references found.
12474 (intra_create_variable_infos): Set noalias_state field for
12475 pointer arguments according to the value of
12476 flag_argument_noalias.
12477 * tree-ssa-structalias.h (struct alias_info): Remove fields
12478 num_calls_found and num_pure_const_calls_found.
12479 (update_mem_sym_stats_from_stmt): Declare.
12480 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
12481 Set default value to 100.
12482 (PARAM_AVG_ALIASED_VOPS): Define.
12484 2007-04-11 Richard Guenther <rguenther@suse.de>
12486 PR middle-end/31530
12487 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
12488 a * -b + c as c - a * b if we honor sign dependent rounding.
12490 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12492 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
12493 bfin_expand_strmov.
12494 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
12495 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
12497 (initialize_trampoline): Don't use old-style function definition.
12498 (bfin_secondary_reload): Mark IN_P argument as unused.
12500 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
12502 PR tree-optimization/31343
12503 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
12504 (build_polynomial_chrec): Return a scalar when the evolution is zero.
12505 * testsuite/gcc.dg/vect/pr31343.c: New.
12507 2007-04-10 Eric Christopher <echristo@apple.com>
12509 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
12510 * config/i386/i386.md (*cmpfp0): Use.
12511 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12512 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12513 (fix_trunc<mode>_i386_fisttp): Ditto.
12514 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12515 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12516 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12517 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12518 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12519 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12520 (unnamed_splitters): Ditto.
12521 * config/i386/i386.c (output_fix_trunc): Assert that
12522 we're not being passed a TFmode operand.
12524 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
12526 PR tree-optimization/31526
12527 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
12528 n_basic_blocks to find newly added blocks.
12530 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
12532 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
12534 (fix_trunc<mode>si_sse): Ditto.
12535 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
12536 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
12537 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
12538 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
12539 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
12540 expander using SSEMODEF mode macro.
12541 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
12542 expander using SSEMODEF mode macro.
12543 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
12544 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
12545 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
12546 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
12547 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
12548 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
12549 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
12550 Macroize insn using X87MODEF mode macro.
12552 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
12554 * config/i386/sse.md (sse2_pinsrw): Removed.
12555 (sse2_pextrw): Renamed to ...
12556 (*sse2_pextrw): This.
12558 2007-04-09 Jan Hubicka <jh@suse.cz>
12561 * config/i386/sse.md
12562 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
12563 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
12564 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
12565 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
12567 2007-04-09 Jan Hubicka <jh@suse.cz>
12569 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
12570 multiple fields of union.
12572 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
12574 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
12575 (create_preheaders): Check that loops are available.
12576 (fix_loop_structure): Clean up, improve comments.
12577 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
12578 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
12580 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
12581 * predict.c (tree_estimate_probability): Do not call
12582 calculate_dominance_info. Call create_preheaders.
12583 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
12584 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
12586 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
12587 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
12588 * tree-cfg.c (tree_split_edge): Make an assert more precise.
12589 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
12592 2007-04-08 Jan Hubicka <jh@suse.cz>
12594 * tree.h (maybe_fold_offset_to_component_ref): Declare.
12595 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
12596 * fold-const.c (fold_unary): Use it.
12598 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
12600 * varasm.c (assemble_variable): Remove call to
12601 lang_hooks.decls.prepare_assemble_variable.
12602 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
12603 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
12604 * langhooks.h (lang_hooks_for_decls): Remove
12605 prepare_assemble_variable.
12607 2007-04-08 Mike Stump <mrs@apple.com>
12609 * config/i386/i386.c: Use inc/dec on Core2.
12611 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
12613 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
12614 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12615 lhd_tree_inlining_end_inlining): Remove.
12616 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
12617 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
12618 end_inlining hooks.
12619 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
12620 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
12621 lhd_tree_inlining_end_inlining): Remove prototypes.
12622 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
12623 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
12624 LANG_HOOKS_TREE_INLINING_START_INLINING,
12625 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
12627 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
12630 2007-04-08 Anatoly Sokolov <aesok@post.ru>
12633 * config/avr/predicates.md (io_address_operand): Delete predicate.
12634 (low_io_address_operand): Don't use 'mode' argument.
12635 (higth_io_address_operand): Rename ...
12636 (high_io_address_operand): ... to this. Don't use 'mode' argument.
12637 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
12640 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
12642 Revert change removing staticp.
12644 2007-04-07 Anatoly Sokolov <aesok@post.ru>
12647 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
12650 2007-04-07 Bruce Korb <bkorb@gnu.org>
12652 * c.opt: Add -Wformat-contains-nul.
12653 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
12655 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
12656 the NUL byte warning.
12658 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
12660 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
12662 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12664 * tree.c (staticp): No longer use staticp langhook.
12665 * langhooks.c (lhd_staticp): Removed.
12666 * langhooks.h (struct lang_hooks): Remove staticp.
12667 * c-common.c (c_staticp): Remove.
12668 * c-common.h (c_staticp): Ditto.
12669 * langhooks-defs.h (lhd_staticp): Ditto.
12670 (LHD_HOOKS_STATICP): Ditto
12671 * tree.h (gcc_assert_lowered): New macro.
12673 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
12675 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
12676 argument "reliable".
12677 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
12678 Add argument "reliable". Propagate it through calls.
12679 (infer_loop_bounds_from_undefined): Derive number of iterations
12680 estimates from references in blocks that do not dominate loop latch.
12681 (gcov_type_to_double_int): New function.
12682 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
12683 and expected_loop_iterations_unbounded.
12684 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
12685 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
12686 * tree-data-ref.c (estimated_loop_iterations): Export.
12687 (get_references_in_stmt): Fix -- do not return addresses of local
12689 * cfgloop.h (expected_loop_iterations_unbounded,
12690 estimated_loop_iterations): Declare.
12692 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12694 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12696 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12698 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
12699 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
12700 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
12701 Use output_387_reg_move().
12702 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
12703 expander using X87MODEF12 mode macro.
12704 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
12705 choosing register preferences. Use output_387_reg_move().
12706 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
12707 instead of "x". Use output_387_reg_move().
12708 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
12709 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
12710 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
12711 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
12712 Use output_387_reg_move().
12713 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
12715 (*truncxf?f_i387 splitter): Ditto.
12717 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
12719 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12720 LANG_HOOKS_SAFE_FROM_P.
12721 * expr.c (safe_from_p): Remove langhook call.
12722 * langhooks.h (lang_hooks): Remove safe_from_p.
12723 (lhd_safe_from_p): Remove prototype.
12724 * langhooks.c (lhd_safe_from_p): Remove.
12726 2007-04-06 Jan Hubicka <jh@suse.cz>
12728 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
12731 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
12733 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
12734 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
12735 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
12736 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
12738 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
12739 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
12741 2007-04-05 Richard Henderson <rth@redhat.com>
12743 * config/alpha/alpha.c (print_operand) [+]: Remove.
12744 (alpha_end_function): Print nop if call at end of function.
12745 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
12746 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
12747 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
12748 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
12749 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
12750 the call pattern. Update peepholes to match.
12752 2007-04-05 Janis Johnson <janis187@us.ibm.com>
12754 * doc/extend.texi (Other Builtins): Add decimal float variants
12756 * builtins.def: Ditto.
12757 * builtins.c (expand_builtin): Ditto.
12759 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
12760 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
12764 of V8HImode when calling ix86_binary_operator_ok.
12765 (sse2_pmaddwd): Call ix86_binary_operator_ok.
12766 (sdot_prodv8hi): Operands 1 and 2 must be register.
12768 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12770 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12771 initialize align to silence bogus warning.
12773 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12775 PR middle-end/22156
12776 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12778 (struct sra_walk_fns): Remove use_all parameter from use.
12779 (sra_hash_tree): Handle BIT_FIELD_REFs.
12780 (sra_elt_hash): Don't hash bitfld blocks.
12781 (sra_elt_eq): Skip them in parent compares as well. Handle
12783 (sra_walk_expr): Don't maintain or pass down use_all_p.
12784 (scan_use): Remove use_all parameter.
12785 (scalarize_use): Likewise. Re-expand assignment to
12786 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12787 output, and re-scalarize after output. Don't mark anything
12789 (scalarize_ldst): Adjust.
12790 (scalarize_walk_gimple_modify_statement): Likewise.
12791 (build_element_name_1): Handle BIT_FIELD_REFs.
12792 (instantiate_element): Don't warn for any element whose parent
12793 is used as a whole.
12794 (instantiate_missing_elements_1): Return the sra_elt.
12795 (canon_type_for_field): New.
12796 (try_instantiate_multiple_fields): New.
12797 (instantiate_missing_elemnts): Use them.
12798 (mark_no_warning): Removed.
12799 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12800 (REPLDUP, sra_build_elt_assignment): New.
12801 (generate_copy_inout): Use them.
12802 (generate_element_copy): Likewise. Handle bitfld differences.
12803 (generate_element_zero): Don't recurse for blocks. Use
12804 sra_build_elt_assignment.
12805 (generate_one_element_int): Take elt instead of var. Use
12806 sra_build_elt_assignment.
12807 (generate_element_init_1): Adjust.
12808 (scalarize_use, scalarize_copy): Use REPLDUP.
12809 (scalarize_ldst): Move assert before dereference.
12810 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12812 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12814 * regmove.c: Fix unused variable warnings due to previous commit.
12816 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
12818 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
12819 (regmove_bb_head): Remove.
12820 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
12821 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
12822 problems with fixup_match_1.
12823 Don't initialize/free regmove_bb_head.
12825 (reg_is_remote_constant_p): If an insn is in the same basic block
12826 but not before INSN, consider it remote, too.
12828 2007-04-05 Anatoly Sokolov <aesok@post.ru>
12831 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
12832 DECL_ASSEMBLER_NAME, not the DECL_NAME.
12834 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
12836 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
12837 (CONDITIONAL_REGISTER_USAGE): Likewise.
12839 2007-04-04 Richard Henderson <rth@redhat.com>
12841 * config/alpha/lib1funcs.asm: Remove unused file.
12843 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12846 * opts.c (print_specific_help): Fix --help=<language>
12848 (common_handle_option): Support --help=common.
12850 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12853 * gcc.c (main): Do not run the linker if
12854 print_subprocess_help indicates that it shouldn't be
12857 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
12860 * doc/invoke.texi (--help=): Document <languages> value, fix
12861 formatting in tables of values.
12863 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
12865 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
12866 dllimport attribute of virtual methods.
12868 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
12870 * config/score/crti.asm: Change _bss_start to __bss_start.
12871 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
12872 (OUTGOING_REG_PARM_STACK_SPACE) update.
12873 * config/score/score.opt: add options to make backend support
12874 score5, score5u, score7 and score7d.
12875 * config/score/score.md: Likewise.
12876 * config/score/misc.md: Likewise.
12877 * config/score/mac.md: Likewise.
12878 * doc/invoke.texi: Likewise.
12879 * doc/md.texi: update constraints define.
12881 2007-04-03 Richard Henderson <rth@redhat.com>
12883 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
12884 an appropriate type, use the mode instead.
12886 2007-04-03 Richard Sandiford <richard@codesourcery.com>
12888 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
12889 Set the default --with-arch setting to mips2.
12890 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
12891 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
12892 (MULTILIB_OSDIRNAMES): Delete.
12893 (MULTILIB_DIRNAMES): Define.
12894 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
12895 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
12896 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
12897 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
12898 VXWORKS_OS_CPP_BUILTINS.
12899 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
12900 (MIPS_DEBUGGING_INFO): Undefine.
12901 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
12903 2007-04-03 Jakub Jelinek <jakub@redhat.com>
12905 PR middle-end/30704
12906 * fold-const.c (native_encode_real): Encode real.c provided longs
12907 as a series of 32-bit native integers.
12908 (native_interpret_real): Interpret buffer as a series of 32-bit
12911 2007-04-03 Richard Guenther <rguenther@suse.de>
12913 * genpreds.c (write_insn_constraint_len): Write function
12914 optimized for CONSTRAINT_LEN implementation.
12915 (write_tm_preds_h): Output insn_constraint_len inline and
12916 use it for CONSTRAINT_LEN.
12917 (write_insn_preds_c): Don't output insn_constraint_len.
12918 * doc/md.texi (define_register_constraint): Document multi-letter
12919 constraints shall have the same length if they start with the same
12922 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12925 * config/i386/i386.md (isinf<mode>2): Expand only when
12926 TARGET_C99_FUNCTIONS is set.
12928 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
12930 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
12931 (x86_64-*-linux*): Ditto.
12932 * config/i386/i386.opt (mpc): New option.
12933 * config/i386/i386.c (overrride_options): Handle
12934 ix87_precision_string.
12935 * config/i386/crtprec.c: New file.
12936 * config/i386/t-crtpc: Ditto.
12937 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
12938 and -mpc80 options.
12939 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
12940 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
12941 crtprec32.o, crtprec64.o and crtprec80.o.
12943 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
12944 and -mpc80 options.
12945 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
12947 2007-04-02 Eric Christopher <echristo@apple.com>
12949 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
12950 limitations on darwin.
12952 2007-04-02 Anatoly Sokolov <aesok@post.ru>
12955 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
12957 2007-04-02 Dave Korn <dave.korn@artimi.com>
12959 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
12961 2007-04-02 Dave Korn <dave.korn@artimi.com>
12963 * libgcc2.h (exception_descriptor): Don't forward-declare.
12964 (__get_eh_table_language, __get_eh_table_version): Delete
12965 prototypes of long-dead functions.
12967 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
12969 * ebitmap.h: New file
12970 * ebitmap.c: New file
12971 * Makefile.in (ebitmap.o): New target.
12973 2007-04-01 Jan Hubicka <jh@suse.cz>
12975 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
12976 before very first instruction.
12978 2007-04-01 Jan Hubicka <jh@suse.cz>
12980 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
12981 waring on 64bit hosts.
12982 * bitmap.h: Fix typo in bitmap_head_def.
12984 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
12986 PR rtl-optimization/31391
12987 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
12988 into a DELETED_LABEL note, and the label is in an empty basic
12989 block, update BB_END as well as BB_HEAD.
12991 2007-04-01 Richard Henderson <rth@redhat.com>
12993 PR tree-optimization/31169
12994 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
12995 to varying if the range is outside [0, prec-1].
12997 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13000 * config/mips/mips.md (load_const_gp): New insn.
13001 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13002 the MIPS16 GP pseudo register if no_new_pseudos.
13003 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13005 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13008 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13010 (call_value): Likewise.
13012 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13013 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13016 * doc/invoke.texi: (optimization options): Reword description
13017 of -ffast-math. Document its primary purpose.
13019 2007-03-31 Richard Guenther <rguenther@suse.de>
13021 * omp-low.c (splay-tree.h): Include.
13022 (lookup_decl): Replace splay-tree usage by pointer-map.
13023 (maybe_lookup_decl): Likewise.
13024 (new_omp_context): Likewise.
13025 (delete_omp_context): Likewise.
13026 * gimplify.c (splay-tree.h): Include.
13027 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13029 (remap_ssa_name): Likewise.
13030 (remap_decl): Likewise.
13031 (remap_type_1): Likewise.
13032 (remap_type): Likewise.
13033 (copy_body_r): Likewise.
13034 (expand_call_inline): Likewise.
13035 (clone_body): Likewise.
13036 (copy_tree_r): Likewise.
13037 (remap_save_expr): Likewise.
13038 (unsave_r): Likewise.
13039 (unsave_expr_now): Likewise.
13040 (tree_function_versioning): Likewise.
13041 (build_duplicate_type): Likewise.
13042 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13043 (struct copy_body_data): Replace splay-tree by pointer-map.
13044 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13045 not $(SPLAY_TREE_H).
13046 (gimplify.o): Depend on $(SPLAY_TREE_H).
13047 (omp-low.p): Likewise.
13049 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13051 * config/avr/predicates.md (even_register_operand,
13052 odd_register_operand): New predicates.
13053 * config/avr/avr.md (movw peephole2): New.
13054 (movw_r peephole2): New.
13056 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13058 * tree.h (get_signed_or_unsigned_type): New.
13059 * fold-const.c (operand_equal_for_comparison_p): Use
13060 get_signed_or_unsigned_type instead of
13061 lang_hooks.types.signed_or_unsigned_type.
13062 * expr.c (store_expr): Ditto.
13063 * langhooks.c (get_signed_or_unsigned_type): New.
13064 (lhd_signed_or_unsigned_type): New.
13065 * langhooks.h (lhd_signed_or_unsigned_type): New.
13066 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13068 2007-03-30 Richard Henderson <rth@redhat.com>
13070 * tree-ssa-loop-ivopts.c: Include target.h.
13071 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13072 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13073 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13074 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13076 2007-03-30 Richard Henderson <rth@redhat.com>
13077 Kai Tietz <kai.tietz@onevision.com>
13079 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13080 default for 64-bit.
13081 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13082 (TARGET_64BIT_MS_ABI): New.
13083 (DBX_REGISTER_NUMBER): Handle 64-bit.
13084 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13085 (LONG_TYPE_SIZE): Force to 32.
13086 (REG_PARM_STACK_SPACE): New.
13087 (OUTGOING_REG_PARM_STACK_SPACE): New.
13088 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13089 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13090 (STACK_BOUNDARY): Use 128 for 64-bit.
13091 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13092 Add 64-bit implementation.
13093 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13095 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13096 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13097 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13098 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13099 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13100 TARGET_64BIT_MS_ABI.
13101 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13102 (ix86_pass_by_reference): Likewise.
13103 (ix86_function_value_regno_p): Likewise.
13104 (ix86_build_builtin_va_list): Likewise.
13105 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13106 (function_arg_advance_ms_64): New.
13107 (function_arg_advance): Call it.
13108 (function_arg_ms_64): New.
13109 (function_arg): Call it.
13110 (function_value_ms_64): New.
13111 (ix86_function_value_1): Call it.
13112 (return_in_memory_ms_64): New.
13113 (ix86_return_in_memory): Call it.
13114 (setup_incoming_varargs_ms_64): New.
13115 (ix86_setup_incoming_varargs): Call it.
13116 (ix86_expand_prologue): Handle 64-bit stack probing.
13117 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13118 (output_pic_addr_const): Likewise.
13119 (x86_this_parameter): Likewise.
13120 (x86_output_mi_thunk): Likewise.
13121 (x86_function_profiler): Likewise.
13122 (TARGET_STRICT_ARGUMENT_NAMING): New.
13123 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13124 (TARGET_64BIT_MS_ABI): New.
13125 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13126 * config/i386/i386.md (allocate_stack_worker): Remove.
13127 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13128 describe the clobber of eax without a match_scratch.
13129 (allocate_stack_worker_postreload): Remove.
13130 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13131 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13132 (allocate_stack_worker_rex64_postreload): Remove.
13133 (allocate_stack): Handle 64-bit.
13134 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13135 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13136 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13137 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13138 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13139 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13140 * config.build (x86_64-*-mingw*): New host.
13141 * config.host (x86_64-*-mingw*): New host.
13142 * config.gcc (x86_64-*-mingw*): New target.
13143 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13145 2007-03-30 Richard Henderson <rth@redhat.com>
13146 Kai Tietz <kai.tietz@onevision.com>
13148 * c-pragma.c (struct def_pragma_macro_value): New.
13149 (struct def_pragma_macro): New.
13150 (pushed_macro_table): New.
13151 (dpm_hash, dpm_eq): New.
13152 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13153 (init_pragma): Install them.
13154 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13156 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13158 * config/avr/avr.c (avr_override_options): Clear
13159 'flag_delete_null_pointer_checks'.
13161 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13164 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13165 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13166 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13167 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13168 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13169 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13170 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13172 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13174 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13176 * regmove.c: Move all of pass_stack_adjustments from here...
13177 * combine-stack-adj.c: ...to this new file.
13178 * Makefile.in: Add rules for combine-stack-adj.o.
13180 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13182 PR tree-optimization/31383
13183 * tree-data-ref.c (affine_function_equal_p): Do not require the
13184 vectors to have the same length.
13186 2007-03-30 Jan Hubicka <jh@suse.cz>
13188 PR middle-end/30700
13189 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13190 availablility; add more sanity checking; ask varpool only about
13193 2007-03-29 Richard Henderson <rth@redhat.com>
13195 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13196 to decide, but __SIZEOF_LONG_LONG__.
13198 2007-03-29 Richard Henderson <rth@redhat.com>
13200 * emutls.c (struct __emutls_array): New.
13201 (emutls_destroy): Use it instead of casting element 0 from void*.
13202 (__emutls_get_address): Likewise.
13204 2007-03-29 Richard Henderson <rth@redhat.com>
13206 * varasm.c (initializer_constant_valid_p): Don't deny
13207 DECL_DLLIMPORT_P on functions.
13209 * config/i386/cygming.h: Remove function declarations.
13210 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13211 (ASM_OUTPUT_LABELREF): Remove.
13212 (COMMON_ASM_OP): Remove.
13213 (ASM_OUTPUT_COMMON): Remove.
13214 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13215 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13216 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13217 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13218 Rename from TARGET_ENCODE_SECTION_INFO.
13219 * config/i386/netware.h: Likewise.
13220 * config/i386/i386-protos.h: Update.
13221 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13222 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13223 (legitimate_constant_p): Reject dllimports.
13224 (dllimport_map, get_dllimport_decl): New.
13225 (legitimize_dllimport_symbol): New.
13226 (legitimize_address, ix86_expand_move): Use it.
13227 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13228 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13229 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13230 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13231 * config/i386/predicates.md (constant_call_address_operand): Only
13232 accept symbols; reject dllimport_p symbols.
13233 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13234 i386_pe_maybe_record_exported_symbol.
13235 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13236 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13237 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13238 trust the setting of DECL_DLLIMPORT_P.
13239 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13240 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13241 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13242 tidy the argument scanning loop.
13243 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13244 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13245 (i386_pe_strip_name_encoding): Remove.
13246 (i386_pe_binds_local_p): New.
13247 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13248 (i386_pe_output_labelref): Remove.
13249 (i386_pe_asm_output_aligned_decl_common): New.
13250 (i386_pe_maybe_record_exported_symbol): Rename from
13251 i386_pe_record_exported_symbol; check for dllexported symbols.
13253 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13255 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13256 add comment explaining why vsnprintf cannot be used.
13258 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13260 PR tree-optimization/30666
13261 * tree.c (build_complex_type): When creating type names for DWARF2
13262 debug info, create TYPE_DECLs for TYPE_NAME instead of
13264 (build_common_tree_nodes_2): Use build_complex_type when building
13265 predefined complex types, to preserve canonical types.
13267 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13269 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13270 (noce_get_alt_condition): Look at it to determine whether to
13271 reverse the condition or not.
13272 (noce_get_condition): Substitute the truth for lies.
13273 (noce_find_if_block): Set the then_else_reversed field.
13275 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13277 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13278 destination of this insn.
13279 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13280 than calling gen_rtx_SET directly. Use r0 to hold the value of
13281 'address + 4' rather than a stack based temporary which can be
13282 mis-optimized away.
13284 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13286 * config/s390/s390.c (s390_secondary_input_reload_class,
13287 s390_secondary_output_reload_class): Functions removed.
13288 (s390_secondary_reload): New function.
13289 (TARGET_SECONDARY_RELOAD): Target macro defined.
13290 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13291 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13292 * config/s390/s390.md ("reload_outti", "reload_outdi",
13293 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13294 "reload_out<mode>"): Expanders removed.
13295 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13296 "reload<mode>_nonoffmem_out"): Expanders added.
13298 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13300 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13301 action if SRC->DEST replacement failed anyway.
13303 2007-03-28 Mike Stump <mrs@apple.com>
13305 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13306 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13307 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13309 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13311 * config.gcc: Accept barcelona as a variant of amdfam10.
13312 * config/i386/i386.c (override_options): Likewise.
13313 * doc/invoke.texi: Likewise.
13315 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13317 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13318 offsets for BIT_FIELD_REF and COMPONENT_REF.
13320 2007-03-28 Richard Guenther <rguenther@suse.de>
13322 * tree.c (is_global_var): Move ...
13323 * tree-flow-inline.h (is_global_var): ... here.
13324 * tree.h (is_global_var): Remove declaration.
13326 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13328 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13330 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13331 * config/i386/i386.c (ix86_tune_features): Initialize new
13333 * config/i386/predicates.md (promotable_binary_operator): Use
13334 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13336 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13339 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13341 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13343 * config/fr30/fr30.md (movsi_internal): Change destination
13344 constraint from m to V and add m to the end.
13346 2007-03-28 Christian Bruel <christian.bruel@st.com>
13348 * config/sh/sh.md (movsi_i): Fix type attribute.
13350 2007-03-28 Christian Bruel <christian.bruel@st.com>
13352 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13353 (movsf_ie): Likewise.
13355 2007-03-28 Christian Bruel <christian.bruel@st.com>
13357 * config.gcc: Add sh4-300 to multilib.
13358 * config/sh/t-mlib-sh4-300: New file.
13360 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13362 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13363 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13364 fix_trunc<mode>di2.
13365 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13366 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13367 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13368 "fixuns_trunctddi2"): Whitespace fix.
13370 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13372 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13373 the definition of struct sh_args.
13374 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13375 CALL_COOKIE_INT_REG_GET): Likewise.
13377 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13379 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13380 transformations are applied successfully.
13382 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13384 * tree.c (tree_contains_struct): Permit 512 tree codes.
13385 * tree.h (tree_contains_struct): Ditto.
13386 (MAX_TREE_CODES): Ditto.
13387 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13388 SPARE member to store remaining padding bits.
13390 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13392 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13395 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13397 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13398 * configure: Regenerate.
13400 * configure: Regenerate using the correct version of autoconf.
13402 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13404 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
13406 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
13407 regs to "__SP_L__" and "__SP_H__".
13409 2007-03-27 Richard Guenther <rguenther@suse.de>
13411 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
13412 computations with it with a HOST_WIDE_INT variable.
13414 2007-03-26 Mike Stump <mrs@apple.com>
13416 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
13417 objective-c-header, objective-c++-header and objc++-cpp-output
13419 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
13421 2007-03-26 Richard Henderson <rth@redhat.com>
13424 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
13425 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
13426 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
13427 IX86_BUILTIN_PSRLQ128): New.
13428 (ix86_init_mmx_sse_builtins): Add them.
13429 (ix86_expand_builtin): Expand them.
13430 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
13431 operand 2 be TImode.
13432 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
13433 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
13434 _mm_srli_epi64): Mark __B const.
13435 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
13436 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
13437 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
13438 new two-vector shift builtins.
13440 2007-03-26 Ian Lance Taylor <iant@google.com>
13442 PR tree-optimization/31345
13443 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
13444 [+INF, +INF(OVF)] into VARYING.
13446 2007-03-26 Zack Weinberg <zackw@panix.com>
13448 * gengtype-parse.c: New file.
13449 * gengtype-yacc.y: Delete.
13450 * gengtype-lex.l: Don't include gengtype-yacc.h.
13451 Define YY_DECL and yyterminate appropriately for recursive
13452 descent parser. yylval is now a string out-parameter to yylex.
13453 (HWS, EOID): New shorthand.
13454 (IWORD): Add a couple more types.
13455 (yylex): Add a setup stanza. Remove the complex rules for
13456 detecting GTY'ed types and typedefs; replace with simple
13457 keyword detectors. Adjust everything for the changed
13458 definition of yylval. Ignore all pp-directives, not just #define.
13460 (parse_file): Rename yybegin; do not call yyparse.
13462 * gengtype.c (xasprintf): Export again.
13463 (this_file): New. Use everywhere __FILE__ was being used.
13464 (get_lang_bitmap): Special case types defined in gengtype.c.
13465 (do_typedef, new_structure): Suppress definition of certain types.
13466 (new_structure): Improve diagnostics of duplicate definitions.
13467 Make sure location_s is associated with input.h.
13468 (nreverse_pairs, define_location_structures): New functions.
13469 (main): Improve tagging of kludge types. Remove old kludges
13470 for input.h types; use define_location_structures.
13471 * gengtype.h: Update prototypes. Define token codes here.
13472 * Makefile.in: Remove all references to gengtype-yacc.
13473 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
13475 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
13476 add GTY((skip)) to the field that's only conditionally there.
13477 * doc/install.texi: Document that Bison is no longer required
13478 unless building treelang.
13480 * gengtype.c: Don't include gtyp-gen.h.
13481 (srcdir): Declare here.
13482 (base_files, lang_dir_names): Allocate dynamically.
13483 (gt_files, num_gt_files, num_lang_dirs): New globals.
13484 (measure_input_list, read_input_line, read_input_list)
13485 (set_lang_bitmap): New functions.
13486 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
13487 simplify, relying on read_input_list to set up the bitmaps.
13488 (main): Arguments are no longer unused. Check for correct number
13489 of command line arguments, set srcdir and srcdir_len, then call
13490 read_input_list, before doing anything else. No need to worry
13491 about duplicates in main loop.
13492 * configure.ac: Simplify the calculation of all_gtfiles.
13493 Put language tags in there. Don't set or substitute
13494 all_gtfiles_files_langs or all_gtfiles_files_frags.
13495 * Makefile.in: Revamp the way gengtype is invoked, now that it
13496 takes a file on its command line with a much simpler format.
13497 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
13498 (GTFILES): Remove duplicates and C source files.
13499 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
13500 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
13501 * configure: Regenerate.
13503 * gengtype.h: Remove all type definitions to gengtype.c; leave
13504 only definitions of options_p, type_p, and pair_p as opaque
13505 pointers. Update prototypes.
13506 * gengtype.c: Many type definitions moved here from gengtype.h.
13507 Consolidate type definitions at the top of the file.
13508 (xvasprintf): Delete.
13509 (xasprintf): Make static.
13510 (create_nested_pointer_option): Add 'next' parameter.
13511 (create_field_all, create_field_at): New functions.
13512 (create_field): Now a thin wrapper around create_field_all.
13513 (create_optional_field): Rename create_optional_field_ and add
13514 line argument. Original name is now a macro which supplies
13516 (oprintf): Use vsnprintf directly.
13517 (close_output_files): Use fatal rather than perror/exit.
13518 (note_def_vec, note_def_vec_alloc): Use create_field_at.
13519 (main): Set progname. Don't use exit.
13520 * gengtype-yacc.y (struct_fields): Use create_field_at.
13521 (option, optionseqopt): Delete.
13522 (optionseq): Consolidate productions from option here so we
13523 can use the first argument to create_option.
13525 * gengtype-lex.l: Distinguish unions from structures in the
13526 token type. Don't call find_structure; return the tag as a string.
13527 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
13528 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
13529 string. Reorganize typedef_struct production accordingly.
13530 Use create_nested_ptr_option.
13531 * gengtype.c (create_nested_ptr_option): New function.
13532 * gengtype.h: Declare it.
13534 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
13535 (string_type): Don't declare.
13536 (do_scalar_typedef): Declare.
13537 (create_scalar_type): Update prototype.
13538 * gengtype.c (string_type): Make static.
13539 (scalar_nonchar, scalar_char): New.
13540 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
13541 (resolve_typedef): Use scalar_nonchar for error recovery.
13542 (create_scalar_type): Remove name_len field. Return scalar_char
13543 or scalar_nonchar as appropriate.
13544 (adjust_field_type): Look at scalar_is_char boolean to decide whether
13545 to use string_type.
13546 (throughout): Use scalar_nonchar instead of calling
13547 create_scalar_type, whenever possible.
13548 (main): Initialize scalar_char and scalar_nonchar before calling
13550 * gengtype-lex.l: Adjust for removal of second argument to
13551 create_scalar_type. Use yylval.s instead of yylval.t when
13553 * gengtype-yacc.y: Type of SCALAR is string. Call
13554 create_scalar_type from type:SCALAR rule. Adjust for removal of
13555 second argument to create_scalar_type.
13557 * vec.h: Remove all #if IN_GENGTYPE blocks.
13558 Add comment saying that changes may require adjustments to gengtype.
13559 * gengtype.c: Don't include coretypes.h or tm.h.
13560 Add comment to inclusion of errors.h.
13561 (note_def_vec, note_def_vec_alloc): New functions.
13562 * gengtype.h: Declare new functions.
13563 * gengtype-lex.l: Don't include coretypes.h.
13564 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
13566 (update_lineno): Remove unnecessary prototype.
13567 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
13568 (VEC rule): Just return VEC_TOKEN.
13569 * gengtype-yacc.y (VEC_TOKEN): New token type.
13570 (type): Add a production for VEC(a,b).
13571 * Makefile.in: Update dependencies.
13573 * gengtype-lex.l: Remove rules for parsing pointer-to-function
13574 typedefs that use the old PARAMS macro.
13576 * gengtype-lex.l: Remove all rules and states relating to yacc
13578 * gengtype-yacc.y: Similarly.
13579 * gengtype.c (note_yacc_type): Delete function.
13580 * gengtype.h: Update prototypes.
13582 2007-03-26 Joseph Myers <joseph@codesourcery.com>
13584 * tree-pretty-print.c (dump_generic_node): Report precision of
13585 unnamed integer types.
13587 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
13589 * ifcvt.c (noce_try_store_flag_constants): Don't check
13590 no_new_pseudos here.
13591 (noce_try_store_flag_constants): Don't check no_new_pseudos.
13592 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
13593 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
13594 noce_try_sign_mask): Likewise.
13595 (if_convert): Check no_new_pseudos here.
13597 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
13599 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
13600 (noce_get_condition): Handle new then_else_reversed argument.
13601 (noce_init_if_info): Remove, fold into noce_find_if_block.
13602 (noce_process_if_block): Take a struct noce_if_info as the
13603 argument. Don't set up one based on ce_if_info. Update pointer
13604 references accordingly.
13605 (cond_move_process_if_block): Likewise.
13606 (process_if_block): Removed.
13607 (find_if_block): Removed. Move functionality two new functions,
13608 noce_find_if_block and cond_exec_find_if_block.
13609 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
13610 blocks and the symmetric IF-ELSE-JOIN case.
13611 (cond_exec_find_if_block): Also new function mostly based on old
13612 find_if_block and process_if_block.
13613 (find_if_header): Replace find_if_block call with separately
13614 guarded calls to noce_find_if_block and cond_exec_find_if_block.
13615 (find_cond_trap): Update noce_get_condition call.
13616 (dead_or_predicable): Likewise.
13618 2007-03-26 Jakub Jelinek <jakub@redhat.com>
13620 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
13622 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
13623 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
13624 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
13625 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
13626 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
13627 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
13628 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
13629 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13630 __builtin_ia32_psrad128 builtins.
13632 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
13634 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
13635 * config/i386/constraints.md
13636 (define_constraint "I"): Use IN_RANGE macro.
13637 (define_constraint "J"): Ditto.
13638 (define_constraint "K"): Ditto.
13639 (define_constraint "M"): Ditto.
13640 (define_constraint "N"): Ditto.
13641 (define_constraint "O"): Ditto.
13642 * config/i386/predicates.md
13643 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13644 (define_predicate "const_0_to_3_operand"): Ditto.
13645 (define_predicate "const_0_to_7_operand"): Ditto.
13646 (define_predicate "const_0_to_15_operand"): Ditto.
13647 (define_predicate "const_0_to_63_operand"): Ditto.
13648 (define_predicate "const_0_to_255_operand"): Ditto.
13649 (define_predicate "const_1_to_31_operand"): Ditto.
13650 (define_predicate "const_2_to_3_operand"): Ditto.
13651 (define_predicate "const_4_to_7_operand"): Ditto.
13653 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13655 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
13656 in SImode for save_world.
13657 * config/rs6000/altivec.md (save_world, restore_world): Convert to
13660 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
13662 PR tree-optimization/30784
13663 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
13666 2007-03-25 Revital Eres <eres@il.ibm.com>
13668 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
13669 Fold movement_possibility function into it.
13671 2007-03-25 David Edelsohn <edelsohn@gnu.org>
13673 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
13674 (load_macho_picbase_{si,di}): Convert to LR hard reg.
13675 (call_indirect_nonlocal_darwin64): Same.
13676 (call_nonlocal_darwin64): Same.
13677 (call_value_indirect_nonlocal_darwin64): Same.
13678 (call_value_nonlocal_darwin64): Same.
13679 (sibcall_nonlocal_darwin64): Same.
13680 (sibcall_value_nonlocal_darwin64): Same.
13681 (sibcall_symbolic_64): Same.
13682 (sibcall_value_symbolic_64): Same.
13683 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
13685 (rs6000_emit_load_toc_table): Same.
13686 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
13687 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
13689 (divss_call): Same.
13690 (divus_call): Same.
13691 (quoss_call): Same.
13692 (quous_call): Same.
13693 (load_toc_v4_pic_si): Same
13694 (load_toc_v4_PIC_1): Same.
13695 (load_toc_v4_PIC_1b): Same.
13696 (call_indirect_aix{32,64}): Same.
13697 (call_value_indirect_aix{32,64}): Same.
13699 (call_value): Same.
13700 (call_local{32,64}): Same.
13701 (call_value_local{32,64}): Same.
13702 (call_indirect_nonlocal_aix{32,64}): Same.
13703 (call_nonlocal_aix{32,64}): Same.
13704 (call_value_indirect_nonlocal_aix{32,64}): Same.
13705 (call_value_nonlocal_aix{32,64}): Same.
13706 (call_indirect_nonlocal_sysv<mode>): Same.
13707 (call_nonlocal_sysv<mode>): Same.
13708 (call_value_indirect_nonlocal_sysv<mode>): Same.
13709 (call_value_nonlocal_sysv<mode>): Same.
13711 (sibcall_local{32,64}): Same.
13712 (sibcall_value_local{32,64}): Same.
13713 (sibcall_nonlocal_aix{32,64}): Same.
13714 (sibcall_value_nonlocal_aix{32,64}): Same.
13715 (sibcall_nonlocal_sysv<mode>): Same.
13716 (sibcall_value): Same.
13717 (sibcall_value_nonlocal_sysv<mode>): Same.
13719 2007-03-24 Paul Brook <paul@codesourcery.com>
13721 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
13722 * config/arm/linux-eabi.h: Remove legacy syscall hack.
13724 2007-03-24 Richard Henderson <rth@redhat.com>
13726 * config/ia64/constraints.md: New file.
13727 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
13728 satisfies_constraint_?.
13729 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
13730 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
13731 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
13732 ia64_output_mi_thunk): Likewise.
13733 (ia64_const_ok_for_letter_p): Remove.
13734 (ia64_const_double_ok_for_letter_p): Remove.
13735 (ia64_extra_constraint): Remove.
13736 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
13737 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
13738 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
13739 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
13740 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
13741 EXTRA_MEMORY_CONSTRAINT): Remove.
13742 * config/ia64/ia64.md: Include constriants.md. Replace
13743 CONST_OK_FOR_? with satisfies_constraint_?.
13745 2007-03-23 Michael Meissner <michael.meissner@amd.com>
13746 H.J. Lu <hongjiu.lu@intel.com>
13748 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
13750 (name macros): Use DPD_BID_NAME to convert names properly.
13752 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
13753 decimal floating point format.
13754 (init_floating_libfuncs): Change decimal functions so that they
13755 have a "bid_" prefix if the decimal system uses the BID format,
13756 and "dpd_" prefix if the decimal system uses the DPD format.
13757 (init_interclass_conv_libfuncs): Ditto.
13758 (init_intraclass_conv_libfuncs): Ditto.
13760 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13761 using the BID format.
13763 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13764 whether we are using the BID decimal format.
13765 * configure: Regenerate.
13767 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13768 the compiler has decimal floating point enabled. Define
13769 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13772 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
13773 using the BID format.
13775 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
13776 whether we are using the BID decimal format.
13777 * configure: Regenerate.
13779 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
13780 the compiler has decimal floating point enabled. Define
13781 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
13784 * doc/install.texi (--enable-decimal-float): Document BID and DPD
13785 options, and that it is enabled for i386/x86_64 systems.
13787 * Makefile.in (enable_decimal_float): New.
13789 (DECNUMINC): Add -I$(DECNUMFMT).
13790 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
13791 to $(DECNUMFMT) from $(DECNUM).
13793 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
13794 Substitute enable_decimal_float.
13795 * configure: Regenerated.
13798 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
13801 * configure.ac: Enable decimal float for x86_64-*-linux*.
13802 * configure: Regenerated.
13805 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
13806 decimal128ClearSign to flip and clear the sign bit in decimal128.
13807 (decimal_real_maxval): Set decimal128SetSign to set the sign
13810 2007-03-23 Ian Lance Taylor <iant@google.com>
13812 * fold-const.c (fold_binary): Correct warning for X - c >= X.
13814 2007-03-23 Ian Lance Taylor <iant@google.com>
13816 * tree-dump.c (dump_files): Correct comment.
13818 2007-03-23 Ian Lance Taylor <iant@google.com>
13820 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
13822 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
13824 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
13825 in cfglayout mode. Don't go into and out of cfglayout mode.
13826 Link the blocks in the order of the constructed traces.
13827 (rest_of_handle_tracer): Adjust call to tracer.
13828 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
13829 Don't go into cfglayout mode.
13830 (rtl_loop_done): Don't go out of cfglayout mode.
13831 * cfglayout.c (relink_block_chain): New function, split out from...
13832 (fixup_reorder_chain): ...here. Remove redundant checking.
13833 (cfg_layout_finalize): Don't clear the header, footer, and aux
13834 fields here, move the code to do so to relink_block_chain. Likewise
13835 for free_original_copy_tables.
13836 * rtl.h (tracer): Update prototype.
13837 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
13838 Assert we are in cfglayout mode. Don't go into and out of cfglayout
13839 mode. Use relink_block_chain to serialize the CFG according to the
13840 new basic block order. Move targetm.cannot_modify_jumps_p check from
13842 (gate_handle_reorder_blocks): ...to here.
13843 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
13845 (gate_duplicate_computed_gotos): ...to here.
13846 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
13847 something always changes when going into and out of cfglayout mode.
13848 Perform an expensive cfg cleanup while going into cfglayout mode.
13849 Always update liveness information on HAVE_conditional_execution
13850 targets. Reserialize the basic blocks and go out of cfglayout mode.
13851 * reg-stack.c: Include cfglayout.h.
13852 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
13853 the call to reorder_basic_blocks.
13854 * basic-block.h (reorder_basic_blocks): Update prototype.
13855 (relink_block_chain): New prototype.
13856 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
13858 2007-03-23 Joseph Myers <joseph@codesourcery.com>
13860 * config/mips/mips.md (type, hazard, *movdi_32bit,
13861 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
13862 *movhi_internal, *movqi_internal, *movsf_hardfloat,
13863 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
13864 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
13865 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
13867 (movcc): Change first xfer to multi.
13868 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
13869 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
13870 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
13871 config/mips/generic.md: Change reservations using "xfer" to use
13873 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
13874 using match_operand.
13875 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
13876 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
13878 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
13880 2007-03-22 Richard Henderson <rth@redhat.com>
13882 * config/i386/i386.c: Remove unnecessary function declarations.
13883 Move targetm definition, and all related macros, to the end of
13884 the file. Resort some functions to put definitions before uses.
13885 (ix86_attribute_table): Make static. Move to end of file.
13886 (ix86_gimplify_va_arg): Make static.
13888 2007-03-22 Richard Henderson <rth@redhat.com>
13890 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
13891 don't increase local_regparm with force_align_arg_pointer check.
13892 (ix86_function_sseregparm): Assert 32-bit.
13893 (type_has_variadic_args_p): New.
13894 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
13895 type_has_variadic_args_p.
13896 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
13897 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
13898 use memset instead. Do maybe_vaarg check first; skip attribute
13899 tests if true; skip attribute tests for 64-bit.
13900 (construct_container): Remove TARGET_DEBUG_ARG.
13901 (function_arg_advance_32, function_arg_advance_64): Split out ...
13902 (function_arg_advance): ... from here.
13903 (function_arg_32, function_arg_64): Split out ...
13904 (function_arg): ... from here.
13905 (ix86_pass_by_reference): Tidy.
13906 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
13907 (function_value_32): New, from parts of ix86_function_value
13908 and ix86_value_regno.
13909 (function_value_64): New, from parts of ix86_function_value
13910 and ix86_libcall_value.
13911 (ix86_function_value_1): New.
13912 (ix86_function_value, ix86_libcall_value): Use it.
13913 (return_in_memory_32, return_in_memory_64): Split out ...
13914 (ix86_return_in_memory): ... from here.
13915 (ix86_struct_value_rtx): Skip for 64-bit.
13916 (ix86_libcall_value, ix86_value_regno): Remove.
13917 (setup_incoming_varargs_64): Split out ...
13918 (ix86_setup_incoming_varargs): ... from here.
13919 (ix86_va_start): Remove TARGET_DEBUG_ARG.
13920 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
13921 * config/i386/i386-protos.h (ix86_function_value): Remove.
13922 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
13924 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13927 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
13928 infinities not supported, otherwise emit warning if -Woverflow. On
13929 underflow, emit warning if -Woverflow.
13930 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
13932 * real.h (real_from_string): Update declaration
13934 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
13935 Richard Henderson <rth@redhat.com>
13937 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
13938 * calls.c (compute_argument_block_size, expand_call,
13939 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
13940 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
13941 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
13942 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
13943 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
13944 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
13945 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
13946 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
13949 2007-03-22 Joseph Myers <joseph@codesourcery.com>
13951 * c-incpath.c (add_sysroot_to_chain): New.
13952 (merge_include_chains): Add sysroot argument. Call
13953 add_sysroot_to_chain if sysrooted.
13954 (register_include_chains): Update call to merge_include_chains.
13955 * doc/cppopts.texi: Document use of '=' in include directory
13958 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
13960 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
13961 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
13962 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
13963 insn pattern using X87MODEF12 mode macro.
13965 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
13967 * regmove.c (regmove_optimize): Use reg_mentioned_p
13968 instead of reg_overlap_mentioned_p for DST.
13970 2007-03-21 Mike Stump <mrs@apple.com>
13972 * c.opt: Fixup for Objective-C/C++.
13974 2007-03-21 Steve Ellcey <sje@cup.hp.com>
13976 * explow.c (convert_memory_address): Fold memory reference when
13977 POINTERS_EXTEND_UNSIGNED < 0
13979 2007-03-21 Richard Henderson <rth@redhat.com>
13982 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
13983 * config/i386/mmintrin.h (__m64): Likewise.
13984 * config/i386/xmmintrin.h (__m128): Likewise.
13986 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13988 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
13989 (VXWORKS_OS_CPP_BUILTINS): Define.
13990 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
13991 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
13993 2007-03-21 Richard Sandiford <richard@codesourcery.com>
13995 * rtl.h (constant_pool_reference_p): Delete.
13996 (find_constant_src): Declare.
13997 * rtlanal.c (find_constant_src): New function.
13998 * simplify-rtx.c (constant_pool_reference_p): Delete.
13999 * config/i386/i386.md: Use find_constant_src instead of
14000 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14002 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14004 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14005 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14007 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14009 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14010 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14011 (arm_elf_asm_constructor): Use it.
14012 (arm_elf_asm_destructor): New function.
14014 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14016 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14018 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14020 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14022 2007-03-19 Andrew Haley <aph@redhat.com>
14024 PR tree-optimization/31264
14025 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14026 VIEW_CONVERT_EXPRs.
14028 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14030 PR rtl-optimization/30907
14031 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14032 (fwprop_init): Always call loop_optimizer_initialize.
14033 (fwprop_done): Always call loop_optimizer_finalize.
14034 (fwprop): We always have loop info now.
14035 (gate_fwprop_addr): Remove.
14036 (pass_fwprop_addr): Use gate_fwprop as gate.
14038 PR rtl-optimization/30841
14039 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14040 df_chain_alloc): Call df_reorganize_refs unconditionally.
14041 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14042 refs_organized to refs_organized_size.
14043 (df_ref_create_structure): Use refs_organized_size instead of
14044 bitmap_size if refs had been organized, and keep refs_organized_size
14046 * df.h (struct df_ref_info): Change refs_organized to
14047 refs_organized_size.
14048 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14051 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14053 * except.c (output_function_exception_table): Do not reference the
14054 EH personality routine for functions that do not require an
14057 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14060 * c-typeck.c (convert_for_assignment): Call comptypes for
14061 RECORD_TYPE or UNION_TYPE.
14063 PR inline-asm/30505
14064 * reload1.c (reload): Do invalid ASM checking after
14065 cleanup_subreg_operands.
14067 2007-03-19 Jeff Law <law@redhat.com>
14069 * tree-cfg.c (find_taken_edge): Tighten conditions for
14070 optimizing computed gotos.
14072 2007-03-19 Michael Matz <matz@suse.de>
14074 * builtins.c (expand_builtin_sync_operation,
14075 expand_builtin_compare_and_swap,
14076 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14079 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14080 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14083 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14085 * doc/tm.texi: Add brackets around the return type of
14086 TARGET_SECONDARY_RELOAD.
14088 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14089 Richard Guenther <rguenther@suse.de>
14091 PR tree-optimization/31254
14092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14093 Use handled_component_p () where appropriate. Continue
14094 propagating into the rhs if we propagated into an INDIRECT_REF
14097 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14099 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14100 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14101 (xde, xdee): Mode attributes adjusted to support DFP modes.
14102 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14103 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14104 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14105 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14106 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14107 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14108 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14110 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14111 "movsf"): Insn definitions removed.
14112 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14113 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14114 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14116 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14117 "reload_in<mode>", "reload_out<mode>"): Expander added.
14118 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14121 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14123 * config/s390/s390.md: Only non-functional changes. Renamed
14124 FPR mode macro to BFP all over the file.
14126 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14128 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14129 (op_type attribute): RRF instruction type added.
14130 (fT0): New mode attribute.
14131 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14132 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14133 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14134 instruction no secondary memory is needed when moving DFmode values
14135 between GPRs and FPRs.
14137 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14139 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14140 inverted and documentation adjusted.
14141 ("mhard-dfp", "msoft-dfp"): New options.
14142 * config/s390/s390.c (s390_handle_arch_option): New architecture
14144 (override_options): Sanity checks for the new options added.
14145 * config.gcc: New architecture switch: z9-ec.
14146 * config/s390/s390.h (processor_flags): PF_DFP added.
14147 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14148 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14149 when the bit is NOT set so remove it from the defaults.
14151 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14153 * genemit.c (main): Print include statement for dfp.h.
14154 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14157 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14159 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14161 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14164 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14165 instead of PATTERN.
14167 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14169 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14170 attr_length_call, output_call, output_indirect_call): Cleanup
14171 formatting of targetm calls.
14173 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14175 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14177 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14179 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14180 reservation, bypass and anti-bypass descriptions for these
14181 instructions. Update move patterns.
14182 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14185 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14187 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14188 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14189 (get_initial_def_for_reduction): Likewise.
14191 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14193 Fix PR tree-optimization/29922
14194 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14195 (get_representative): Removed.
14196 (value_dies_in_block_x): Update for rvuse removal.
14197 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14198 (compute_antic_aux): Handle when PHI nodes appear in
14199 non-single-successors.
14200 (dump_bitmap_of_names): Removed.
14201 (compute_antic_safe): Renamed and removed rvuse calculation.
14202 Calculate only antic safe.
14203 (insert_into_preds_of_block): Remove assert.
14204 (execute_pre): Update for renamed functions.
14205 (defer_or_phi_translate_block): New function.
14207 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14209 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14210 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14212 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14213 Follow spelling conventions.
14215 * tree-data-ref.h: Remove the prototype for analyze_array.
14217 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14219 PR tree-optimization/31041
14220 * tree-vect-transform.c (get_initial_def_for_induction): Call
14221 force_gimple_operand.
14223 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14225 * ipa-type-escape.c (look_for_casts) : Revert code to use
14226 handled_component_p due to ada test a-numaux.adb.
14228 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14230 * final.c (final_scan_insn): Alter the condition of a
14231 conditional trap if we have nonstandard CC.
14233 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14235 * configure.ac: Remove excess quoting from asm line 0 test.
14236 * configure: Rebuilt.
14238 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14240 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14241 * c-common.c (convert_and_check): Move warning logic to...
14242 (warnings_for_convert_and_check): ...here. Define.
14243 * c-common.h (warnings_for_convert_and_check): Declare.
14245 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14247 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14248 (output_call): Likewise.
14250 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14252 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14254 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14256 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14258 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14260 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14261 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14263 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14265 PR tree-optimization/31183
14266 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14267 Use double_int instead of unsigned int for representing access_strides.
14268 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14270 2007-03-16 Richard Guenther <rguenther@suse.de>
14272 PR tree-optimization/31146
14273 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14274 to allow recursion of forward_propagate_addr_expr.
14275 (forward_propagate_addr_into_variable_array_index): Likewise.
14276 (forward_propagate_addr_expr): Likewise.
14277 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14278 (forward_propagate_addr_expr_1): Recurse on simple copies
14279 instead of propagating into them. Do so for useless conversions
14281 (forward_propagate_addr_expr): Clean up unused statements after
14284 2007-03-16 Richard Guenther <rguenther@suse.de>
14286 * builtins.c (expand_builtin_cexpi): Use the right argument
14287 for the expansion via cexp.
14289 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14291 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14292 * configure: Rebuilt.
14294 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14297 * dwarf2out.c (force_type_die): Adjust comment.
14298 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14300 2007-03-15 DJ Delorie <dj@redhat.com>
14302 * config/frv/predicates.md (minmax_operator): Don't check operands
14305 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14307 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14308 Update constant estimates of number of iterations.
14309 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14310 argument renamed to "realistic".
14311 (compute_estimated_nb_iterations): Removed.
14312 (record_niter_bound): New function.
14313 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14314 call record_nonwrapping_iv with upper = false.
14315 (infer_loop_bounds_from_signedness): Pass upper argument to
14316 record_nonwrapping_iv.
14317 (estimate_numbers_of_iterations_loop): Do not call
14318 compute_estimated_nb_iterations. Record estimate based on profile
14319 information. Initialize the constant estimates of number of
14321 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14323 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14324 number of iterations is too small.
14325 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14326 (EST_NOT_AVAILABLE): Removed.
14327 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14328 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14331 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14333 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14334 Handle NE_EXPR guards.
14336 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14339 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14340 Set also -pedantic-errors by default for the preprocessor unless
14341 -fpermissive is given.
14343 2007-03-15 Richard Guenther <rguenther@suse.de>
14345 PR middle-end/29719
14346 PR middle-end/31161
14347 * builtins.c (expand_builtin_cexpi): As a fallback if we
14348 don't have builtins for sincos or cexp create a function
14349 declaration for cexp and expand to a call to that.
14350 (expand_builtin_int_roundingfn): Always fall
14351 back to floor/ceil and its variants even if they may be
14354 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14356 PR middle-end/31159
14357 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14358 jump tables, move the call to delete_dead_jumptables from here...
14359 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14360 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14361 don't allow merging of blocks that try_redirect_by_replacing_jump
14362 also does not handle when not optimizing.
14364 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14365 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14367 * config/i386/i386.md (x86_sahf_1): Correctly handle
14370 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14373 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14374 x86_64_general_operand as operand[2] predicate. Remove "iF"
14375 from operand constraints and use "e" constraint instead.
14376 (*subti3_1, *subti3_1 splitter): Ditto.
14377 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14378 operand[1] predicate.
14380 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14382 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14383 arrays, multiply the access strides by the size of the sub-array.
14384 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14386 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14388 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14389 the configured assembler supports the sahf mnemonic.
14390 * configure: Regenerate.
14391 * config.in: Regenerate.
14393 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14394 emit "sahf" or ".byte\t0x9e" as asm template.
14396 2007-03-14 Michael Meissner <michael.meissner@amd.com>
14399 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
14400 option to replace hard coded TARGET_xxx in md file.
14401 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
14402 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14403 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
14404 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
14405 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
14406 (X86_TUNE_NOT_VECTORMODE): Ditto.
14407 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
14408 (TUNE_AVOID_VECTOR_DECODE): Ditto.
14409 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
14410 (TUNE_SLOW_IMUL_IMM8): Ditto.
14411 (TUNE_MOVE_M1_VIA_OR): Ditto.
14412 (TUNE_NOT_UNPAIRABLE): Ditto.
14413 (TUNE_NOT_VECTORMODE): Ditto.
14415 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
14418 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
14419 tuning options instead of hard coded TARGET_xxx.
14420 (fix ssemode peephole2's): Ditto.
14421 (imul peephole2's): Ditto.
14423 (movdi_or_rex64): Ditto.
14424 (move peephole2): Ditto.
14425 (not peephole2's): Ditto.
14427 2007-03-14 Dirk Mueller <dmueller@suse.de>
14429 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
14430 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
14431 * c-parser.c (c_parser_if_body): Always add an empty statement in case
14433 * c-parser.c (c_parser_do_statement): Warn about empty body in
14434 do/while statement.
14435 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
14436 * doc/invoke.texi (-Wempty-body): Update documentation.
14438 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14441 * c-common.h (warn_for_div_by_zero): Declare.
14442 * c-common.c (warn_for_div_by_zero): Define.
14443 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
14446 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14448 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
14449 to PREFIX and STANDARD_PREFIX.
14451 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14452 Phil Edwards <phil@codesourcery.com>
14454 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
14455 (__gthread_once_t): Remove busy field for RTPs.
14456 (__GTHREAD_ONCE_INIT): Update accordingly.
14458 2007-03-14 Richard Sandiford <richard@codesourcery.com>
14460 * doc/invoke.texi: Document VxWorks options.
14462 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14464 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
14466 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
14468 PR tree-optimization/30590
14469 * tree-nrv.c (tree_nrv): Check for the partial update of the
14472 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14474 * flags.h (flag_random_seed): Remove declaration, in favor of...
14475 * toplev.h (get_random_seed, set_random_seed): ... these.
14476 * tree.c (get_file_function_name): Use the former.
14477 * opts.c (common_handle_option): Use the latter.
14480 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
14482 PR middle-end/31127
14483 * cse.c (cse_find_path): Do not bail out if a basic block that
14484 we already visited now becomes part of a path that starts at a
14485 different basic block. Just disallow this, to make sure we
14486 visit each basic block at most once.
14488 2007-03-13 Jan Hubicka <jh@suse.cz>
14490 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
14491 attributes, when profile esitmate is present, calls with very low
14492 frequency are cold.
14494 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
14496 PR tree-optimization/30730
14497 PR tree-optimization/26900
14498 * tree-ssa-loop-niter.c: Include gmp.h.
14499 (bounds): New type.
14500 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
14501 split_to_var_and_offset, determine_value_range,
14502 bound_difference_of_offsetted_base, refine_bounds_using_guard,
14503 bound_difference, bounds_add, bounds_negate,
14504 number_of_iterations_ne_max, dump_affine_iv): New functions.
14505 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
14506 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
14507 difference of initial and final value of control iv to validate
14509 (number_of_iterations_cond): Add loop parameter. Determine bounds
14510 on the difference of the extremes of the control iv. Add dumps.
14511 (expand_simple_operations): Handle phi nodes.
14512 (simplify_using_initial_conditions): Do not record used conditions.
14513 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
14514 Do not set additional_info.
14515 (implies_nonnegative_p, implies_ge_p): Removed.
14516 (derive_constant_upper_bound): Do not use parameter `additional'.
14517 (record_estimate): Parameter `additional' removed. Parameter
14518 `i_bound' added. Do not call derive_constant_upper_bound.
14519 (record_nonwrapping_iv): Use derive_constant_upper_bound to
14520 bound the number of iterations estimate.
14521 (estimate_numbers_of_iterations_loop): Pass the estimate from
14522 the number of iterations analysis to record_estimate.
14523 * tree.h (multiple_of_p): Declare.
14524 * tree-scalar-evolution.c (expression_expensive_p): Removed.
14525 (scev_const_prop): Do not check expression_expensive_p.
14526 * fold-const.c (multiple_of_p): Exported.
14527 * double-int.c (double_int_mask): Exported.
14528 * double-int.h (double_int_mask): Declare.
14529 * tree-flow.h (struct tree_niter_desc): Removed additional_info
14530 field. Added max field.
14532 2007-03-13 David Taylor <taylor@candd.org>
14535 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
14538 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14541 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
14542 two unamed patterns.
14544 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
14546 * config/i386/i386.opt (mcx16, msahf): New options.
14547 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
14548 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
14550 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
14551 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
14552 Output -mcx16 and -msahf options when corresponding bit is set.
14554 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
14555 and -msahf options.
14557 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
14559 * configure.ac: Test for assembler tolerance to # 0 "".
14560 * configure, config.in: Rebuilt.
14561 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
14563 2007-03-13 Geoffrey Keating <geoffk@apple.com>
14565 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
14567 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
14568 (handle_syscall): Handle direct system calls.
14569 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
14571 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14573 * doc/invoke.texi: Fix cpp.info cross-reference.
14574 * doc/passes.texi: Fix gcc.info cross-reference.
14576 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
14578 PR tree-optimization/30835
14579 * lambda-code.c (can_convert_to_perfect_nest): Check whether
14580 bb_for_stmt is not NULL before accessing it.
14582 2007-03-12 Joseph Myers <joseph@codesourcery.com>
14584 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
14587 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
14590 * doc/install.texi: Document --enable-stage1-languages
14592 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
14594 * tree-pass.h (pass_into_cfg_layout_mode,
14595 pass_outof_cfg_layout_mode): Declare.
14596 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
14597 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
14598 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
14599 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
14601 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
14603 * c-decl.c (warn_variable_length_array): New function.
14604 Refactored from grokdeclarator to handle warn_vla
14605 and handle unnamed array case.
14606 (grokdeclarator): Refactored VLA warning case.
14607 * c.opt (Wvla): New flag.
14608 * doc/invoke.texi (Wvla): New warning.
14610 2007-03-12 Richard Henderson <rth@redhat.com>
14612 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
14613 (TARGET_SECTION_TYPE_FLAGS): New.
14615 2007-03-12 Richard Henderson <rth@redhat.com>
14617 * config/darwin.c (machopic_reloc_rw_mask): New.
14618 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
14619 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
14621 2007-03-12 Mark Mitchell <mark@codesourcery.com>
14623 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
14624 * cppdefault.h (cpp_PREFIX): Document.
14625 (cpp_PREFIX_len): Likewise.
14626 (cpp_EXEC_PREFIX): New variable.
14627 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
14628 * c-incpath.c (add_standard_paths): Correct logic for relocating
14629 paths within prefix.
14631 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
14633 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
14634 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
14636 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
14637 fix_truncdfdi_sse using SSEMODEF mode macro.
14638 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
14639 fix_truncdfsi_sse using SSEMODEF mode macro.
14640 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
14641 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
14643 2007-03-12 Richard Sandiford <richard@codesourcery.com>
14645 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
14646 elfos.h to tm_file.
14648 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
14650 * tree.h : Add multiple_of_p declaration.
14651 * fold-const.c (multiple_of_p): Make multiple_of_p public.
14652 * ipa-type-escape.c (results_of_malloc): Redundant.
14653 (visited_stmts): New. Visited stmt for walk_use_def_chains.
14654 (cast_type): Extended with new members.
14655 (check_cast): Returns cast_type.
14656 (cast): New structure for data of walk_use_def_chains.
14657 (is_malloc_result, is_cast_from_non_pointer_1,
14658 is_cast_from_non_pointer,
14659 is_array_access_through_pointer_and_index): New functions.
14660 (look_for_casts): Returns cast types.
14661 (check_call): Returns void.
14662 (okay_pointer_operation): Use support of pointer plus index,
14663 pointer plus constant and allow all multiplications.
14665 2007-03-11 Richard Guenther <rguenther@suse.de>
14667 PR tree-optimization/31115
14668 * tree-vrp.c (extract_range_from_binary_expr): Make sure
14669 the shift count is positive and non-anti-range for RSHIFT_EXPR.
14670 A shift count of zero is not special as with *_DIV_EXPR.
14671 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
14674 2007-03-11 Ian Lance Taylor <iant@google.com>
14676 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
14677 the *_DIV_EXPR codes correctly with overflow infinities.
14679 2007-03-11 Ira Rosen <irar@il.ibm.com>
14681 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
14682 indicate success/failure of the analysis. Add negation to subtrahend
14683 in case of subtraction. Fail if both operands contain constants.
14684 (create_data_ref): Fail if analyze_offset fails.
14686 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
14688 * config/i386/i386.md (frndintxf2): Rename to ...
14689 (rintxf2): ... this. Remove expander having same name.
14690 (rintsf2, rintdf2): Implement using SSEMODEF macro.
14691 (roundsf2, rounddf2): Ditto.
14692 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
14693 (lround<mode>di2, lround<mode>si2): Ditto.
14695 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
14697 * lower-subreg.c: Include except.h.
14698 (decompose_multiword_subregs): Verify that the only control flow
14699 insns we can split are loads to multi-words pseudos.
14700 Handle breaking such blocks after splitting, instead of calling
14701 find_many_sub_basic_blocks.
14703 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
14704 on the new basic block. Add a lengthy comment explaining why we
14705 thought this was necessary.
14706 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
14708 2007-03-10 Mark Mitchell <mark@codesourcery.com>
14711 * tree.c (walk_type_fields): Recurse into the element type of
14712 ARRAY_TYPEs if there is a pointer set.
14714 2007-03-10 Dirk Mueller <dmueller@suse.de>
14716 * c-common.c (warn_logical_operator): Fix condition.
14718 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
14720 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
14722 * config/darwin.c (machopic_select_section): Remove superfluous
14723 argument in call to categorize_decl_for_section. Remove unused
14726 2007-03-10 Joseph Myers <joseph@codesourcery.com>
14728 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
14730 * configure: Regenerate.
14732 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
14735 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
14736 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
14737 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
14738 Add LABEL_NUSES to emitted label.
14739 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
14740 branch probability value to emitted jump insn.
14741 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
14742 Do not check life information and do not re-arrange input operands
14743 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
14745 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14747 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
14748 the change of decode_asm_operands.
14750 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
14752 * mode-switching.c (create_pre_exit): Skip blockage insn.
14754 2007-03-09 Diego Novillo <dnovillo@redhat.com>
14756 * tree-pass.h (TODO_update_smt_usage): Remove.
14758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14762 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14764 * pa.c (attr_length_call): Revise condition for long
14765 pc-relative branch.
14766 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
14767 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
14768 sequence on SOM target.
14770 2007-03-09 Geoffrey Keating <geoffk@apple.com>
14772 * gcc.c: Document %{, in big comment at top.
14773 (input_suffix_matches): Remove special handling for .s and
14775 (input_spec_matches): New.
14776 (handle_braces): Handle %{,.
14777 (validate_switches): ',' indicates a value which is not a switch.
14778 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
14779 to detect assembler input.
14780 * config/i386/sol2.h (CPP_SPEC): Likewise.
14781 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
14782 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14783 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
14784 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14785 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
14786 -m64 causes deployment target to default to 10.5.
14787 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14789 2007-03-09 Richard Henderson <rth@redhat.com>
14792 * target.h (targetm.asm.out.reloc_rw_mask): New.
14793 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
14794 (TARGET_ASM_OUT): Use it.
14795 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
14796 * varasm.c (categorize_decl_for_section): Remove shlib argument;
14797 use the new reloc_rw_mask target hook instead.
14798 (default_section_type_flags_1): Merge into...
14799 (default_section_type_flags): ... here.
14800 (decl_readonly_section_1): Merge into...
14801 (decl_readonly_section): ... here.
14802 (default_elf_select_section_1): Merge into...
14803 (default_elf_select_section): ... here.
14804 (default_unique_section_1): Merge into...
14805 (default_unique_section): ... here.
14806 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
14807 (default_select_rtx_section): Use it.
14808 (default_elf_select_rtx_section): Likewise.
14809 * output.h: Update to match.
14810 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
14811 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
14812 (TARGET_ASM_RELOC_RW_MASK): New.
14813 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
14814 to categorize_decl_for_section.
14815 (x86_64_elf_unique_section): Likewise.
14816 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
14817 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
14818 (TARGET_ASM_RELOC_RW_MASK): New.
14819 * config/ia64/ia64.c (ia64_rwreloc_select_section,
14820 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
14821 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
14822 (TARGET_RWRELOC): Remove.
14823 (ia64_section_type_flags): Adjust call to default_section_type_flags.
14824 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14825 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
14826 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
14827 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
14828 (rs6000_xcoff_select_section): Use decl_readonly_section.
14829 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
14830 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
14831 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
14832 (TARGET_SECTION_TYPE_FLAGS): Remove.
14833 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
14835 2007-03-09 Roger Sayle <roger@eyesopen.com>
14837 * fold-const.c (fold_comparison): Remove compile-time evaluation of
14838 complex constant equality/inequality comparisons for here.
14839 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
14840 known at compile-time or can be simplified to a scalar comparison.
14841 (fold_relational_const): Move compile-time evaluation of complex
14842 constant equality/inequality comparisons to here.
14844 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14846 PR rtl-optimization/30643
14847 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
14849 (fold_rtx): Recurse, like before 2006-11-03.
14851 2007-03-09 DJ Delorie <dj@redhat.com>
14853 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
14856 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
14858 PR tree-optimization/30375
14859 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
14860 LHS of statements is not the same.
14861 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
14863 2007-03-09 Chao-ying Fu <fu@mips.com>
14865 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
14867 * doc/invoke.texi (-mdspr2): Document new option.
14868 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
14869 New unspec for DSP REV 2.
14870 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
14871 these instructions are extended in DSP REV 2.
14872 (mips-dspr2.md): Include.
14873 * config/mips/mips.opt (mdspr2): New option.
14874 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
14875 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
14876 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
14877 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
14878 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
14879 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
14880 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
14882 (bdesc_map): Add one field of unsupported_target_flags.
14883 (bdesc_arrays): Update entries to have extra fields. Add
14885 (mips_init_builtins): Initialize new function types.
14886 Check unsupported_target_fileds to filter out builtins.
14887 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
14889 (ASM_SPEC): Pass mdspr2 to the assembler.
14890 * config/mips/mips-dspr2.md: New file.
14892 2007-03-09 Sa Liu <saliu@de.ibm.com>
14894 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
14896 2007-03-09 Ian Lance Taylor <iant@google.com>
14898 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
14899 argument) like -Wstrict-overflow=2.
14900 * doc/invoke.texi (Warning Options): Update documentation.
14902 2007-03-09 Dirk Mueller <dmueller@suse.de>
14905 * doc/invoke.texi (-Wlogical-op): Document.
14906 * common.opt (-Wlogical-op): New.
14907 * c-common.h (warn_logical_operator): Declare.
14908 * c-common.c (warn_logical_operator): Define.
14909 * c-typeck.c (parser_build_binary_op): Call
14910 warn_logical_operator.
14912 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14914 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
14915 * final.c (final_scan_insn): Test for non-"" file name.
14917 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
14919 * doc/loop.texi: Document the Omega linear constraints solver.
14920 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
14921 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
14922 omega-hash-table-size, omega-max-keys, and
14923 omega-eliminate-redundant-constraints.
14924 * tree-pass.h (pass_check_data_deps): Declared.
14927 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
14928 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
14929 pass_check_data_deps): New.
14930 * tree-data-ref.c (init_data_ref): Remove declaration.
14931 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
14932 (analyze_array): Renamed init_array_ref, move up initializations.
14933 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
14934 Removed arguments that are set to NULL.
14935 (analyze_indirect_ref): Correct indentation, correct call to
14937 (object_analysis): Call init_array_ref instead of analyze_array.
14938 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
14939 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
14940 of DR_ACCESS_FNS_ADDR.
14941 (init_omega_eq_with_af, omega_extract_distance_vectors,
14942 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
14943 ddr_consistent_p): New.
14944 (compute_affine_dependence): Check consistency of ddrs when
14945 flag_check_data_deps is passed.
14946 (analyze_all_data_dependences): Uncomment.
14947 (tree_check_data_deps): New.
14948 * tree-data-ref.h: Include omega.h.
14949 (DR_ACCESS_FNS_ADDR): Removed.
14950 (data_dependence_relation): Add inner_loop.
14951 (DDR_INNER_LOOP): New.
14952 * common.opt (fcheck-data-deps): New.
14953 * tree-flow.h (tree_check_data_deps): Declare.
14954 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
14955 (OBJS-common): Depend on omega.o.
14957 * passes.c (pass_check_data_deps): Scheduled.
14958 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
14959 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
14960 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
14961 PARAM_VECT_MAX_VERSION_CHECKS,
14962 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
14964 2007-03-09 Richard Guenther <rguenther@suse.de>
14966 PR tree-optimization/30904
14967 PR middle-end/31058
14968 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
14969 the same way as *_DIV_EXPR.
14971 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14973 * recog.c (decode_asm_operands): No mixed declarations and code.
14975 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
14977 * rtl.def (ASM_INPUT): Add location.
14978 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
14979 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
14980 (decode_asm_operands): Add loc operand.
14981 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
14982 * stmt.c (expand_asm): Rename to...
14983 (expand_asm_loc): ... this. Add locus argument. Pass it on to
14984 gen_rtx_ASM_INPUT_loc.
14985 (expand_asm_expr): Adjust.
14986 * recog.c (decode_asm_operands): Add loc operand.
14987 (check_asm_operands, extract_insn): Adjust.
14988 * reload1.c (maybe_fix_stack_asms): Likewise.
14989 * final.c (asm_insn_count): Likewise.
14990 (final_scan_insn): Output # line before and after asm.
14992 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
14994 * tree-ssa-structalias.c (variable_info): Remove
14996 (new_var_info): Ditto.
14997 (shared_bitmap_info_t): New structure.
14998 (shared_bitmap_table): New variable.
14999 (shared_bitmap_hash): New function.
15000 (shared_bitmap_eq): Ditto
15001 (shared_bitmap_lookup): Ditto.
15002 (shared_bitmap_add): Ditto.
15003 (merge_smts_into): Change to take bitmap directly.
15004 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15005 (init_alias_vars): Init shared bitmap hashtable.
15006 (delete_points_to_sets): Delete shared bitmap hashtable.
15007 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15008 is_aliased removal as a change that was still necessary was
15011 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15013 * config/i386/i386.h (override_options): Conditionally disable
15014 x86_sahf for 64bit targets only.
15016 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15019 * c-decl.c (merge_decls): Don't call make_var_volatile.
15020 * varasm.c (make_var_volatile): Remove.
15021 * output.h (make_var_volatile): Remove.
15023 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15025 PR tree-optimization/31085
15026 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15028 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15030 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15031 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15032 ATTR_CONST_NOTHROW_LIST.
15034 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15037 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15039 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15041 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15044 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15046 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15047 passed, use shared libgcc.
15049 2007-03-08 Roger Sayle <roger@eyesopen.com>
15051 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15052 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15053 (honor_protect_cleanup_actions, lower_try_finally_switch):
15055 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15056 ifc_temp_var): Likewise.
15057 * tree-inline.c (setup_one_parameter): Likewise.
15058 * tree-mudflap.c (mf_decl_cache_locals,
15059 mf_build_check_statement_for): Likewise.
15060 * tree-nested.c (init_tmp_var, save_tmp_var,
15061 finalize_nesting_tree_1): Likewise.
15062 * tree-outof-ssa.c (insert_copy_on_edge,
15063 insert_backedge_copies): Likewise.
15064 * tree-profile.c (tree_gen_edge_profiler,
15065 tree_gen_ic_profiler): Likewise.
15066 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15067 * tree-sra.c (sra_build_assignment): Likewise.
15068 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15069 * tree-ssa-math-opts.c (insert_reciprocals,
15070 execute_cse_sincos_1): Likewise.
15071 * tree-tailcall.c (adjust_accumulator_values,
15072 adjust_return_value): Likewise.
15073 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15074 * tree-vect-transform.c (vect_create_data_ref_ptr,
15075 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15076 vect_create_epilog_for_reduction, vectorizable_reduction,
15077 vectorizable_call, vectorizable_conversion,
15078 vectorizable_assignment, vectorizable_operation,
15079 vectorizable_type_demotion, vect_gen_widened_results_half,
15080 vect_permute_store_chain, vectorizable_store,
15081 vect_setup_realignment, vect_permute_load_chain,
15082 vectorizable_load, vectorizable_condition,
15083 vect_create_cond_for_align_checks): Likewise.
15084 * tree-vrp.c (build_assert_expr_for): Likewise.
15086 2007-03-08 Ian Lance Taylor <iant@google.com>
15088 * tree-vrp.c: Include "intl.h".
15089 (usable_range_p): New static function.
15090 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15091 overflowed values, juts set *strict_overflow_p.
15092 (compare_values): Only return -2 if one of the operands is not a
15094 (compare_ranges): Call usable_range_p.
15095 (compare_range_with_value): Likewise.
15096 (vrp_evaluate_conditional_warnv): Rename from
15097 vrp_evaluate_conditional. Make static. Change all callers.
15098 (vrp_evaluate_conditional): New function.
15099 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15100 on signed overflow.
15101 (simplify_abs_using_ranges): Likewise.
15102 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15103 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15104 within_stmt parameter.
15105 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15106 vrp_evaluate_conditional.
15107 * tree-ssa-threadedge.c
15108 (record_temporary_equivalences_from_stmts_at_dest): Change
15109 simplify parameter to take a second tree parameter.
15110 (simplify_control_stmt_condition): Likewise.
15111 (thread_across_edge): Likewise.
15112 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15113 (thread_across_edge): Likewise.
15114 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15116 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/i386.h (TARGET_SAHF): New define.
15119 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15120 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15121 (x86_sahf): New global variable.
15122 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15123 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15124 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15125 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15127 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15128 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15129 when expanding fcomi/sahf based tests.
15130 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15131 expanding sahf based alternative. Emit sahf based sequence when
15132 optimizing for code size.
15133 * config/i386/i386.md (x86_sahf_1): Do not disable for
15134 TARGET_64BIT, enable for TARGET_SAHF.
15136 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15138 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15139 spurious whitespace from error message.
15141 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15144 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15146 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15148 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15150 * tree-sra.c (instantiate_element): Propagate disabled warnings
15151 from the element itself to the created variable.
15153 2007-03-07 Richard Henderson <rth@redhat.com>
15156 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15157 silently fix up the stack in the case of a missing register.
15159 2007-03-07 Paul Brook <paul@codesourcery.com>
15161 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15163 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15165 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15167 (phase1_vrs): Use them.
15168 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15169 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15170 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15171 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15172 __gnu_Unwind_Restore_WMMXC if required.
15173 (_Unwind_VRS_Pop): Implement iWMMXt support.
15174 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15175 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15176 gnu_Unwind_Save_WMMXC): Define.
15178 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15180 * config/vxworks.h (vxworks_override_options): Declare.
15181 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15182 * config/vxworks.c: Include target.h and toplev.h.
15183 (vxworks_override_options): New function.
15184 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15186 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15188 * config/s390/s390.c (override_options): Don't emit an error when
15189 -mstack-size is used without providing -mstack-guard.
15190 (s390_emit_prologue): Choose stack_guard value automatically if not
15191 provided via command line.
15192 * doc/invoke.texi: Adjust description of -mstack-guard and
15195 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15197 * config/i386/i386.c (output_set_got): Add a GOT initialization
15198 sequence for VxWorks PIC.
15199 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15200 around labels as well as symbols. Use gotoff_operand instead
15201 of local_symbolic_operand.
15202 (legitimize_pic_address): Use gotoff_operand instead of
15203 local_symbolic_operand. Use @GOT accesses for labels as
15205 (ix86_output_addr_diff_elt): Use PC-relative rather than
15206 GP-relative offsets for VxWorks PIC.
15207 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15208 no_new_pseudos. Check whether the returned register is op0.
15209 * config/i386/i386.md (tablejump): Use PC-relative rather than
15210 GP-relative offsets for VxWorks PIC.
15211 * config/i386/predicates.md (gotoff_operand): New predicate.
15213 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15215 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15217 * config/vxworks-dummy.h: New file.
15218 * config/i386/i386.h: Include it.
15220 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15222 * dwarf2out.c (is_inlined_entry_point): New
15223 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15224 DW_AT_ranges if the first subblock is the entry point.
15226 2007-03-06 David Daney <ddaney@avtrex.com>
15228 * doc/install.texi (mips-*-*): Change recommended binutils
15231 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15233 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15234 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15236 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15237 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15239 2007-03-06 Jan Hubicka <jh@suse.cz>
15241 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15242 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15244 (probably_cold_bb_p): Cold functions are cold.
15245 (probably_never_executed_bb_p): Cold functions are cold.
15246 (tree_bb_level_predictions): Predict calls to cold functions as not
15248 (compute_function_frequency): Check hot/cold attributes.
15249 * function.h (function_frequency): Update comments.
15250 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15251 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15252 (c_common_att): Add cold and hot.
15254 * doc/extend.texi (hot,cold attributes): Document.
15256 2007-03-06 Andrew Haley <aph@redhat.com>
15258 * function.c (expand_function_end): Move blockage to just after we
15259 emit the label for the naked return from the function.
15261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15263 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15266 2007-03-06 Jan Hubicka <jh@suse.cz>
15268 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15269 loaded for constant large models. Non-large 64bit PIC can do.
15270 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15271 * cmodel.h: Add LARGE PIC.
15272 * i386.md (UNSPEC_PLTOFF): New.
15273 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15275 (*call_1_rex64): Disable for large models.
15276 (*call_1_rex64_large): New.
15277 (*call_value_1_rex64): Disable for large models.
15278 (*call_value_1_rex64_large): New.
15279 (set_rip_rex4): New.
15280 (set_got_offset_rex64): New.
15281 * predicates.md (constant_call_address_operand): For large model
15282 constant calls are not possible.
15283 * i386-protos.h (construct_plt_address): Declare.
15284 * i386.c (override_options): Accept large models.
15285 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15286 (legitimate_constant_p): Add new UNSPECs.
15287 (legitimate_pic_operand_p): Likewise.
15288 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15289 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15291 (output_pic_addr_const): Add PLTOFF.
15292 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15293 (ix86_expand_move): Legitimize pic address when in PIC mode.
15294 (construct_plt_address): New function.
15295 (ix86_expand_call): Offload the address to register and use GOT
15296 pointer for large model.
15297 * invoke.texi (mcmodel=large): Update documentation.
15299 2007-03-06 Richard Henderson <rth@redhat.com>
15301 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15302 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15303 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15304 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15305 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15306 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15307 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15308 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15309 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15310 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15311 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15312 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15313 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15314 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15315 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15316 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15317 x86_schedule, x86_use_bt, x86_pad_returns,
15318 x86_use_xchgb): Merge into ...
15319 (ix86_tune_features): ... here. New array.
15320 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15321 x86_bswap): Merge into ...
15322 (ix86_arch_features): ... here. New array.
15323 (x86_3dnow_a): Remove.
15324 (x86_accumulate_outgoing_args): Make static.
15325 (x86_arch_always_fancy_math_387): Make static.
15326 (ix86_tune_mask, ix86_arch_mask): Move ...
15327 (override_options): ... to local variables here. Apply the
15328 appropriate mask to each element of ix86_arch_features and
15329 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15330 as were done in the old macros.
15331 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15332 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15333 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15334 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15335 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15336 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15337 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15338 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15339 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15340 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15341 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15342 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15343 x86_accumulate_outgoing_args, x86_prologue_using_move,
15344 x86_epilogue_using_move, x86_decompose_lea,
15345 x86_arch_always_fancy_math_387, x86_shift1,
15346 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15347 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15348 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15349 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15350 x86_use_incdec, x86_pad_returns, x86_bswap,
15351 x86_partial_flag_reg_stall): Remove.
15352 (enum ix86_tune_indices): New.
15353 (ix86_tune_features): New.
15354 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15355 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15356 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15357 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15358 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15359 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15360 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15361 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15362 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15363 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15364 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15365 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15366 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15367 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15368 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15369 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15370 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15371 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15372 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15373 TARGET_EXT_80387_CONSTANTS): Use it.
15374 (enum ix86_arch_indices): New.
15375 (ix86_arch_features): New.
15376 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15377 TARGET_BSWAP): Use it.
15378 (ix86_tune_mask, ix86_arch_mask): Remove.
15380 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15383 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15384 Define using $${sysroot_headers_suffix}.
15385 * configure: Regenerate.
15386 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15387 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15389 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15390 * gcc.c (print_sysroot_headers_suffix): New.
15391 (option_map): Include --print-sysroot-headers-suffix.
15392 (display_help): Mention -print-sysroot-headers-suffix.
15393 (process_command): Handle -print-sysroot-headers-suffix.
15394 (do_spec_1): Append multilib directory to include-fixed path if
15395 sysroot suffixes in use.
15396 (main): Handle -print-sysroot-headers-suffix.
15397 * Makefile.in (start.encap): Don't depend on xlimits.h
15398 (xlimits.h): Remove.
15399 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
15400 limits.h for each multilib in fixinc_list.
15401 (fixinc_list, s-fixinc_list): New.
15402 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
15403 generate them for each multilib in fixinc_list.
15404 (stmp-fixproto): Use include-fixed. Run fixproto for each
15405 multilib in fixinc_list.
15406 (mostlyclean): Don't remove xlimits.h.
15407 (clean): Remove include-fixed.
15408 (real-install-headers-tar, real-install-headers-cpio,
15409 real-install-headers-cp): Don't copy include, only include-fixed.
15410 (install-mkheaders): Depend on fixinc_list. Don't depend on
15411 xlimits.h. Save limits.h files for each multilib in fixinc_list.
15412 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
15413 SYSTEM_HEADER_DIR setting in mkheaders.conf.
15415 2007-03-06 Jan Hubicka <jh@suse.cz>
15417 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
15420 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15422 * configure.ac: Allow tm_file to contain build-directory files.
15423 * configure: Regenerate.
15424 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
15425 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
15426 * config/m68k/print-sysroot-suffix.sh: New file.
15428 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15430 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
15431 of pic_offset_table_rtx if reload_completed.
15432 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
15433 PIC_OFFSET_TABLE_REGNUM.
15434 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
15436 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
15437 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
15439 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15441 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15442 functions that call eh_return.
15444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15446 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
15447 functions that need a constant pool.
15449 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15452 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
15453 (m68k_preferred_reload_class): Likewise.
15454 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
15455 (SECONDARY_RELOAD_CLASS): Define.
15456 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
15457 (LIMIT_RELOAD_CLASS): Delete.
15458 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
15459 registers from storing bytes.
15460 (m68k_secondary_reload_class): New function.
15461 (m68k_preferred_reload_class): Likewise.
15463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15465 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
15467 (m68k_expand_prologue): Likewise.
15469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15471 * config/m68k/m68k-protos.h (output_sibcall): Declare.
15472 (mips_expand_epilogue): Add a bool parameter.
15473 (m68k_legitimize_sibcall_address): Declare.
15474 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
15475 (m68k_expand_epilogue): Add a parameter to select between sibling
15476 and normal epilogues. Only generate a return for the latter.
15477 (m68k_ok_for_sibcall_p): New function.
15478 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
15479 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
15480 (sibcall_value, *sibcall_value): Likewise.
15481 (*call, *call_value): Require !SIBLING_CALL_P.
15482 (epilogue): Update call to m68k_expand_epilogue.
15483 (sibcall_epilogue): New pattern.
15484 * config/m68k/predicates.md (const_call_operand): Say that this
15485 predicate applies to sibling calls too.
15486 (sibcall_operand): New predicate.
15488 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15490 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
15491 alternatives as movsi_cf.
15492 (movsf_cf_hard): Add commentary.
15494 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
15495 Richard Sandiford <richard@codesourcery.com>
15497 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
15498 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
15499 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
15500 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
15501 as being live on exit from an interrupt function.
15502 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
15503 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
15504 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
15505 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
15506 (m68k_interrupt_function_p): Globalize.
15507 (m68k_compute_frame_layout): Remove reverse mask code.
15508 (m68k_emit_movem, m68k_set_frame_related): New functions.
15509 (m68k_output_function_prologue): Delete in favor of...
15510 (m68k_expand_prologue): ...this new function.
15511 (m68k_output_function_epilogue): Delete in favor of...
15512 (m68k_expand_epilogue): ...this new function.
15513 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
15515 (print_operand): Handle %?.
15516 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
15517 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
15518 (prologue, epilogue): New patterns.
15519 (return): Turn into a define_expand.
15520 (*return): New pattern, derived from old "return" pattern. Use rte
15521 rather than rts for interrupt functions. Only use rtd if the pop
15523 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
15524 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
15525 (link, *link, unlink, *unlink, load_got): Likewise.
15527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15531 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
15532 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
15533 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
15534 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
15535 and m68k_matches_u_p.
15536 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
15537 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
15538 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
15539 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
15540 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
15541 (REG_STRICT_P): New macro.
15542 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
15543 PCREL_GENERAL_OPERAND_OK.
15544 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
15545 m68k_legitimate_base_reg_p.
15546 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
15547 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
15548 (PIC_CASE_VECTOR_ADDRESS): Update comment.
15549 * config/m68k/m68k.c (m68k_address): New structure.
15550 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
15551 (m68k_decompose_index, m68k_legitimate_constant_address_p)
15552 (m68k_jump_table_ref_p, m68k_decompose_address)
15553 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
15554 (m68k_matches_u_p): New functions.
15555 (print_operand_address): Rewrite to use m68k_decompose_index.
15557 2007-03-05 David Taylor <dtaylor@emc.com>
15559 * gcc.c: Correct copyright date in --version output.
15561 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15563 * pa.md: In unamed move patterns, disparge copies between general
15564 and floating point registers using '?' modifier. Don't include 'f'
15565 constraint for register preferences in DImode, SImode, HImode and
15566 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
15567 Remove constraints for copies between general and floating registers
15568 in soft-float DFmode pattern.
15569 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
15573 2007-03-05 Mike Stump <mrs@apple.com>
15575 * c-common.c (targetcm): Add.
15576 * c-opts.c (c_common_handle_option): Handle language specific
15578 * opts.c (handle_option): Verify language for target options, if
15580 * opth-gen.awk: Add CL_LANG_ALL.
15581 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
15582 (TARGETCM_INITIALIZER): Add.
15583 * target.h (struct gcc_targetcm): Add.
15585 * targhooks.c (default_handle_c_option): Add.
15586 * targhooks.h (default_handle_c_option): Add.
15587 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
15589 * config/darwin.opt (iframework): Add.
15590 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
15591 * config/darwin-c.c (handle_c_option): Add.
15592 (TARGET_HANDLE_C_OPTION): Add.
15594 * doc/invoke.texi (Darwin Options): Add -iframework.
15596 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15598 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
15601 2007-03-05 Ian Lance Taylor <iant@google.com>
15603 * c.opt (fgnu89-inline): New option.
15604 * c-opts.c (c_common_post_options): Set default value for
15606 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
15607 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
15609 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
15610 (grokdeclarator, start_function): Likewise.
15611 * c-cppbuiltin.c (c_cpp_builtins): Define either
15612 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
15613 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
15614 (C Dialect Options): Document -fgnu89-inline.
15615 * doc/extend.texi (Function Attributes): Explain what the
15616 gnu_inline attribute does.
15617 * doc/cpp.texi (Common Predefined Macros): Document
15618 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
15620 2007-03-05 Ian Lance Taylor <iant@google.com>
15622 PR tree-optimization/31034
15623 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
15624 half-range if the other side is an overflow infinity.
15626 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15628 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
15629 (bfin*-linux-uclibc*): New configuration.
15630 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
15632 * config/bfin/linux.h: New file.
15633 * config/bfin/libgcc-bfin.ver: New file.
15634 * config/bfin/t-bfin-uclinux: New file.
15635 * config/bfin/t-bfin-linux: New file.
15636 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
15637 (TARGET_OS_CPP_BUILTINS): New macro.
15639 2007-03-05 Richard Guenther <rguenther@suse.de>
15641 * fold-const.c (fold_binary): Remove duplicate folding
15642 of comparison of non-null ADDR_EXPR against null.
15644 2007-03-05 Richard Guenther <rguenther@suse.de>
15645 Dorit Nuzman <dorit@il.ibm.com>
15647 PR tree-optimization/26420
15648 * tree-vectorizer.c (vectorize_loops): Bail out early if there
15649 are no loops in the function. Only print the number of
15650 vectorized loops if it is greater than zero or we are supposed
15651 to print information about unvectorized loops.
15653 2007-03-05 Revital Eres <eres@il.ibm.com>
15655 * gcc.dg/var-expand1.c: New test.
15656 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
15657 when an accumulator is expanded.
15659 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15662 * c-common.c (convert_and_check): Don't give warnings for
15663 conversion if 'expr' already overflowed.
15665 2007-03-04 Roger Sayle <roger@eyesopen.com>
15667 PR middle-end/30744
15668 * fold-const.c (fold_comparison): Enforce type consistency when
15669 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
15671 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
15673 * tree-ssa-address.c (create_mem_ref): Do not put an expression
15674 containing a cast to the base of TARGET_MEM_REF.
15676 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
15678 * tree.c (tree_contains_struct_check_failed): Remove spurious
15679 whitespace from error message.
15681 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
15684 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
15685 instead of precision.
15687 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
15688 Nathan Sidwell <nathan@codesourcery.com>
15690 * emit-rtl.c (find_auto_inc): New.
15691 (try_split): recreate REG_INC notes,
15692 Use regular for loops rather than whiles.
15694 2007-03-03 Andreas Schwab <schwab@suse.de>
15696 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
15697 * configure: Regenerate.
15699 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15701 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
15702 flag_rounding_math, not flag_unsafe_math_optimizations.
15704 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
15706 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
15707 alpha_fold_vector_minmax): Likewise.
15708 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
15709 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
15711 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15713 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
15714 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
15715 if the lhs has side-effects.
15716 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
15718 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15720 * config/i386/i386.h (TUNEMASK): Remove define.
15721 (ARCHMASK): Remove define.
15722 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
15723 Use ix86_arch_mask variable instead of ARCHMASK.
15724 * config/i386/i386.c (override_options): Ditto.
15725 (standard_80387_constant_p): Ditto.
15727 2007-03-02 Ian Lance Taylor <iant@google.com>
15729 Used signed infinities in VRP.
15730 * tree-vrp.c (uses_overflow_infinity): New static function.
15731 (supports_overflow_infinity): New static function.
15732 (make_overflow_infinity): New static function.
15733 (negative_overflow_infinity): New static function.
15734 (positive_overflow_infinity): New static function.
15735 (is_negative_overflow_infinity): New static function.
15736 (is_positive_overflow_infinity): New static function.
15737 (is_overflow_infinity): New static function.
15738 (overflow_infinity_range_p): New static function.
15739 (compare_values_warnv): New function split out of compare_values.
15740 (compare_value): Call it.
15741 (set_value_range_to_nonnegative): Add overflow_infinity
15742 parameter. Change caller.
15743 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
15745 (vrp_expr_computes_nonzero): Likewise.
15746 (compare_ranges, compare_range_with_value): Likewise.
15747 (compare_name_with_value, compare_names): Likewise.
15748 (vrp_evaluate_conditional): Likewise.
15749 (set_value_range): Handle infinity
15750 (vrp_operand_equal_p, operand_less_p): Likewise.
15751 (extract_range_from_assert): Likewise.
15752 (vrp_int_const_binop): Likewise.
15753 (extract_range_from_binary_expr): Likewise.
15754 (extract_range_from_unary_expr): Likewise.
15755 (extract_range_from_comparison): Likewise.
15756 (extract_range_from_expr): Likewise.
15757 (dump_value_range): Likewise.
15758 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
15759 (test_for_singularity): Likewise.
15760 (vrp_int_const_binop): Remove inline qualifier.
15761 (adjust_range_with_scev): Add comment.
15762 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15764 2007-03-02 Diego Novillo <dnovillo@redhat.com>
15766 * tree-ssa-structalias.c (could_have_pointers): Tidy.
15767 (get_constraint_for): Likewise.
15768 (do_structure_copy): Likewise.
15769 (find_func_aliases): Fix references to MODIFY_EXPR.
15770 (intra_create_variable_infos): Tidy.
15771 * tree-ssa-operands.c (add_virtual_operand): Add argument
15773 When adding members of alias sets, if IS_CALL_SITE is true and
15774 the symbol is not call-clobbered, skip it.
15775 Adjust all callers.
15777 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
15779 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
15780 entry by means of emit_insn_at_entry.
15782 2007-03-02 Richard Henderson <rth@redhat.com>
15784 * expr.h (promoted_input_arg): Remove decl.
15785 * function.c (promoted_input_arg): Merge into ...
15786 * combine.c (setup_incoming_promotions): ... only caller.
15787 Rearrange to avoid double loop.
15789 2007-03-02 Ben Elliston <bje@au.ibm.com>
15790 Peter Bergner <bergner@vnet.ibm.com>
15791 Janis Johnson <janis187@us.ibm.com>
15793 * config/rs6000/dfp.md: New file.
15794 * config/rs6000/rs6000.md: Include dfp.md.
15795 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
15796 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
15797 and TDmode decimal float modes in FP registers.
15798 (num_insns_constant): Likewise.
15799 (rs6000_legitimate_offset_address_p): Likewise.
15800 (rs6000_legitimize_address): Likewise.
15801 (rs6000_legitimize_reload_address): Likewise.
15802 (rs6000_legitimate_address): Likewise.
15803 (rs6000_emit_move): Likewise.
15804 (function_arg_boundary): Likewise.
15805 (function_arg_advance): Likewise.
15806 (rs6000_darwin64_record_arg_recurse): Likewise.
15807 (function_arg): Likewise.
15808 (rs6000_gimplify_va_arg): Likewise.
15809 (rs6000_split_multireg_move): Likewise.
15810 (rs6000_output_function_epilogue): Likewise.
15811 (rs6000_output_function_epilogue): Likewise.
15812 (rs6000_register_move_cost): Likewise.
15813 (rs6000_function_value): Likewise.
15814 (rs6000_libcall_value): Likewise.
15816 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15818 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
15820 2007-03-02 Richard Sandiford <richard@codesourcery.com>
15822 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
15823 Use $MULTIDIR to choose between the kernel and RTP headers,
15824 and use $WIND_BASE and $WIND_USR to locate them.
15826 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15828 * config/i386/i386.c (override_options): Put initialization of
15829 ix86_tune_mask and ix86_arch_mask to the correct place.
15831 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
15832 Michael Meissner <michael.meissner@amd.com>
15835 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
15836 (ARCHMASK): Define.
15837 (TARGET_CMOVE): Use ARCHMASK.
15838 (TARGET_CMPXCHG): Ditto.
15839 (TARGET_CMPXCHG8B): Ditto.
15840 (TARGET_XADD): Ditto.
15841 (TARGET_BSWAP): Ditto.
15842 * config/i386/i386.c (ix86_tune_mask): New global variable.
15843 (ix86_arch_mask): Ditto.
15844 (override_options): Initialize ix86_tune_mask and
15845 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
15848 2007-03-02 Ben Elliston <bje@au.ibm.com>
15851 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
15853 2007-03-02 Joseph Myers <joseph@codesourcery.com>
15855 * target.h (init_dwarf_reg_sizes_extra): New target hook.
15856 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
15857 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
15858 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
15860 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
15861 rs6000_init_dwarf_reg_sizes_extra): New.
15862 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
15863 SPE register high parts.
15865 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
15867 * Makefile.in: Add install-pdf target as
15868 copied from automake v1.10 rules.
15869 * configure.ac: Add install-pdf to target list.
15870 * configure: Regenerate.
15872 2007-03-01 Paul Brook <paul@codesourcery.com>
15874 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
15875 modes to LDRD for DImode.
15876 (output_move_double): Fixup out of range ldrd/strd.
15877 (vfp_secondary_reload_class): Rename...
15878 (coproc_secondary_reload_class): ... to this. Add wb argument.
15879 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
15880 coproc_secondary_reload_class for CLASS_IWMMXT.
15881 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
15882 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
15884 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15886 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
15887 unroll factor by the estimated number of iterations.
15888 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
15889 than prefetch latency.
15891 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
15892 decode_caches_intel, detect_caches_intel): New functions.
15893 (host_detect_local_cpu): Use detect_caches_amd and
15894 detect_caches_intel.
15896 2007-03-01 Richard Henderson <rth@redhat.com>
15898 * expr.c (emit_move_complex_push): Export.
15899 (emit_move_complex_parts): Split out from ...
15900 (emit_move_complex): ... here.
15901 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
15902 * config/i386/i386.md (movcdi): New.
15904 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
15906 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
15907 size of mode1 to check for tieable modes in MMX case.
15909 2007-03-01 Richard Sandiford <richard@codesourcery.com>
15911 * Makefile.in (rtlanal.o): Depend on tree.h.
15912 * rtl.h (offset_within_section_p, split_const): Declare.
15913 * rtlanal.c: Include tree.h.
15914 (offset_within_block_p): New function, taken from
15915 mips_offset_within_object_p.
15916 (split_const): New function, taken from mips_split_const.
15917 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
15919 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
15920 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
15921 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
15922 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
15923 (m68k_illegitimate_symbolic_constant_p): New function.
15924 * config/m68k/m68k.md (movsi): Remove misleading predicates.
15925 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
15926 symbolic constant that might be outside the symbol's section,
15927 move the symbol first and then add the offset.
15928 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
15930 * config/mips/mips.c (mips_split_const): Delete.
15931 (mips_offset_within_object_p): Delete.
15932 (mips_symbolic_constant_p): Use offset_within_section_p and
15933 split_const instead of mips_offset_within_object_p and
15935 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
15936 (mips_legitimize_const_move, print_operand_reloc)
15937 (mips_dangerous_for_la25_p): Use split_const instead of
15940 2007-02-28 Eric Christopher <echristo@apple.com>
15942 * Makefile.in (install-include-dir): Don't rm -rf include.
15944 2007-02-28 Richard Guenther <rguenther@suse.de>
15946 PR middle-end/30364
15947 * fold-const.c (fold_binary): Do not associate expressions
15948 with more than one variable for integer types that do not wrap.
15950 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
15952 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
15953 Delete, and replace with...
15954 (fold_builtin_call_array): This. Update callers to use it.
15955 * fold-const.c (fold_build_call_list): Delete, and replace with...
15956 (fold_build_call_array): This.
15957 (fold_build_call_list_initializer): Delete, and replace with...
15958 (fold_build_call_array_initializer): This.
15959 * tree.h: Update declarations to reflect above changes.
15961 * c-typeck.c (build_function_call): Store converted arguments
15962 in a stack-allocated array instead of building a list.
15963 (convert_arguments): Store arguments in the array passed in as an
15964 argument, and return the actual number of arguments.
15965 * c-format.c: (check_function_format): Pass arguments in an
15966 array instead of a list.
15967 * c-common.c (check_function_nonnull): Likewise.
15968 (check_function_sentinel): Likewise.
15969 (check_function_arguments): Likewise.
15970 * c-common.h: Update declarations to reflect above changes.
15972 2007-02-28 Jan Hubicka <jh@suse.cz>
15974 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
15975 PRED_NEGATIVE_RETURN): Update outcomes.
15977 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
15979 * calls.c (emit_library_call_value_1): Handle partial registers
15980 correctly when building up CALL_INSN_FUNCTION_USAGE.
15982 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15984 * pa/predicates.md (move_src_operand): Allow zero for mode.
15985 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
15988 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
15991 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
15992 *movv2df_internal): Enable pattern only for valid operand
15994 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
15995 tie only 128bit modes. For MMX registers, tie only 64bit modes.
15997 2007-02-27 Mike Stump <mrs@apple.com>
15999 * config/darwin-crt3.c: Avoid compilation when compiling for a
16002 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16004 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16006 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16007 for fixed headers and limits.h.
16008 (install-include-dir, install-headers-tar, install-headers-cpio,
16009 install-headers-cp, real-install-headers-tar,
16010 real-install-headers-cpio, real-install-headers-cp): Handle
16011 include-fixed as well as include.
16012 (install-mkheaders): Don't install files that go only in include
16014 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16015 from GCC_INCLUDE_DIR.
16016 * gcc.c (process_command): Remove special -BstageN/ handling.
16017 (do_spec_1): Add include-fixed directories.
16019 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16021 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16023 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16025 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16028 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16030 * c-common.c (get_priority): Add check for
16031 SUPPORTS_INIT_PRIORITY.
16033 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16035 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16037 * config/bfin/bfin.c: Include "cfglayout.h".
16038 (MAX_LSETUP_DISTANCE): New macro.
16039 (struct loop_info): New members incoming, incoming_src and
16040 incoming_dest. Delete member predecessor.
16041 (length_for_loop): New function.
16042 (bfin_optimize_loop): Handle more different loop structures.
16043 (bfin_discover_loop): Rework detection of predecessor blocks by
16044 examining incoming edges.
16045 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16047 (bfin_reorder_loops): New function.
16048 (bfin_reorg_loops): Use these three new functions.
16050 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16051 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16052 (CONSTRAINT_LEN): Add entry for 'q'.
16053 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16054 Add 'q' constraints.
16055 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16056 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16058 * config/bfin/bfin.md (add_with_carry): New pattern.
16059 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16060 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16061 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16062 support unsigned multiplies too. Removed incorrect commutativity from
16063 operand 1 constraint where appropriate.
16064 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16066 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16067 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16069 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16070 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16071 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16072 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16073 usmulhisi_hh_huh): New patterns.
16075 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16076 lshifthi3): Fix output template to use half reg for operand 2.
16078 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16081 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16083 2007-02-27 Andreas Schwab <schwab@suse.de>
16085 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16087 2007-02-27 Jan Hubicka <jh@suse.cz>
16089 * predict.c (last_basic_block_p): Remove.
16090 (tree_estimate_probability): Update return heuristic for commonized
16093 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16095 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16097 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16099 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16100 * doc/cpp.texi: Standardize title page.
16101 * doc/cppinternals.texi: Likewise.
16102 * doc/gcc.texi: Standardize title page, remove version number
16103 from copyright page.
16104 * doc/gccint.texi: Likewise.
16105 * doc/install.texi: Standardize title page, add table of
16108 2007-02-26 Jan Hubicka <jh@suse.cz>
16110 * predict.def: Set outcomes according to more recent results.
16111 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16112 Remove dead predictors.
16113 * predict.c (return_prediction): Fix pasto.
16115 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16117 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16118 change; avoid a memory leak when returning early.
16120 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16122 * c-decl.c (static_ctors): Move to c-common.c.
16123 (static_dtors): Likewise.
16124 (finish_function): Use c_record_cdtor_fn.
16125 (build_cdtor): Move to c-common.c.
16126 (c_write_global_declarations): Use c_build_cdtor_fns.
16127 * c-common.h (static_ctors): Declare.
16128 (static_dtors): Likewise.
16129 (c_record_cdtor_fn): Likewise.
16130 (c_build_cdtor_fns): Likewise.
16131 * c-common.c (static_ctors): New variable.
16132 (static_dtors): Likewise.
16133 (c_record_cdtor_fn): New function.
16134 (build_cdtor): Move from c-decl.c
16135 (c_build_cdtor_fns): New function.
16137 * output.h (assemble_addr_to_section): Declare.
16138 (get_cdtor_priority_section): Likewise.
16139 * varasm.c (assemble_addr_to_section): New function.
16140 (get_cdtor_priority_section): Likewise.
16141 (default_named_section_asm_out_destructor): Use them.
16142 (destor_dtor_section_asm_out_destructor): Likewise.
16143 (default_named_section_asm_out_constructor): Likewise.
16144 (default_ctor_section_asm_out_constructor): Likewise.
16145 * config.gcc (*-*-vxworks*): Include vxworks.o.
16146 * config/t-vxworks (vxworks.o): New target.
16147 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16148 (TARGET_ASM_CONSTRUCTOR): Define.
16149 (TARGET_ASM_DESTRUCTOR): Likewise.
16150 (vxworks_asm_out_constructor): Declare.
16151 (vxworks_asm_out_destructor): Likewise.
16153 * c-common.c (get_priority): Check that we have not just an
16154 INTEGER_CST, but an integer constant with integeral type.
16156 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16158 PR tree-optimization/30938
16159 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16160 use &dt[nargs-1] instead of &dt[nargs] in the call to
16161 vect_is_simple_use().
16163 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16165 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16166 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16167 Do not attempt to handle MEM inside auto-inc expressions.
16168 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16169 of a register modified by an auto-inc expression. However, do handle
16170 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16171 (elimination_effects): Prohibit elimination of a register modified
16172 by an auto-inc expression. Disable register elimination rules whose
16173 target register is modified by an auto-inc expression with variable
16176 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16178 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16180 (array_at_struct_end_p): New function.
16181 (idx_infer_loop_bounds): Use it.
16182 (estimate_numbers_of_iterations_loop): Export.
16183 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16184 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16185 (tree_estimate_probability): Call record_loop_exits.
16186 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16187 (estimated_loop_iterations, estimated_loop_iterations_int,
16188 estimated_loop_iterations_tree): New functions.
16189 (analyze_siv_subscript_cst_affine,
16190 compute_overlap_steps_for_affine_1_2,
16191 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16192 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16193 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16194 (PRED_LOOP_ITERATIONS_GUESSED): New.
16195 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16196 * cfgloop.h (estimate_numbers_of_iterations_loop,
16197 estimated_loop_iterations_int): Declare.
16199 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16201 * doc/extend.texi: Document optional priority argument to
16202 constructors and destructors.
16203 * tree.c (init_priority_for_decl): Adjust GTY markers.
16204 (init_ttree): Use priority-info hash functions for
16205 init_priority_for_decl.
16206 (tree_map_eq): Rename to ...
16207 (tree_map_base_eq): ... this.
16208 (tree_map_marked_p): Rename to ...
16209 (tree_map_base_marked_p): ... this.
16210 (tree_map_base_hash): New function.
16211 (decl_init_priority_lookup): Rework.
16212 (decl_fini_priority_lookup): New function.
16213 (decl_priority_info): New function.
16214 (decl_init_priority_insert): Use it.
16215 (decl_fini_priority_insert): Likewise.
16216 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16218 (decl_restrict_base_insert): Likewise.
16219 (decl_debug_expr_insert): Likewise.
16220 (decl_value_expr_lookup): Likewise.
16221 (decl_value_expr_insert): Likewise.
16222 * tree.h (priority_type): New type.
16223 (decl_init_priority_lookup): Use priority_type.
16224 (decl_fini_priority_lookup): New function.
16225 (decl_init_priority_insert): Use priority_type.
16226 (decl_fini_priority_insert): New function.
16227 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16228 (DECL_INIT_PRIORITY): Likewise.
16229 (SET_DECL_INIT_PRIORITY): Add comment.
16230 (DECL_FINI_PRIORITY): New macro.
16231 (SET_DECL_FINI_PRIORITY): Likewise.
16232 (DEFAULT_INIT_PRIORITY): Document.
16233 (MAX_INIT_PRIORITY): Likewise.
16234 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16235 (tree_map_base): New type.
16236 (tree_map_base_eq): New function.
16237 (tree_map_base_hash): Likewise.
16238 (tree_map_base_marked_p): Likewise.
16239 (tree_map): Inherit from tree_map_base.
16240 (tree_map_eq): Make it a macro.
16241 (tree_map_marked_p): Likewise.
16242 (tree_int_map): Inherit from tree_map_base.
16243 (tree_int_map_eq): Make it a macro.
16244 (tree_int_map_hash): Likewise.
16245 (tree_int_map_marked_p): Likewise.
16246 (tree_priority_map): New type.
16247 (tree_priority_map_eq): New macro.
16248 (tree_priority_map_hash): Likewise.
16249 (tree_priority_map_marked_p): Likewise.
16250 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16252 (emutls_common_1): Likewise.
16253 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16254 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16255 of tree_map hierarchy.
16256 * tree-cfg.c (move_stmt_r): Likewise.
16257 (new_label_mapper): Likewise.
16258 * c-tree.h (c_expand_body): Move to ...
16259 * c-common.h (c_expand_body): ... here.
16260 * c-decl.c (c_expand_body): Move to ...
16261 * c-common.c (c_expand_body): ... here.
16262 (c_common_attribute_table): Allow 1 argument for the constructor
16263 and destructor attributes.
16264 (get_priority): New function.
16265 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16266 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16268 2007-02-24 Jan Hubicka <jh@suse.cz>
16270 PR middle-end/30509
16271 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16272 copying for inlining.
16274 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16275 Jan Hubicka <jh@suse.cz>
16278 * i386.c (counter_mode): New function.
16279 (expand_set_or_movmem_via_loop): Use it.
16280 (expand_movmem_epilogue): Likewise; fix pasto.
16281 (ix86_expand_movmem): Do emit guard even for constant counts.
16282 (ix86_expand_setmem): Likewise.
16284 2007-02-25 Nick Clifton <nickc@redhat.com>
16286 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16287 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16289 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16292 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16293 count argument with 0x10, not with 0x16.
16294 (expand_setmem_epilogue): Ditto.
16296 2007-02-24 Mike Stump <mrs@apple.com>
16298 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16301 2007-02-24 Richard Guenther <rguenther@suse.de>
16303 PR middle-end/30951
16304 * fold-const.c (fold_binary): Fold x +- CST op x for
16305 EQ_EXPR and NE_EXPR.
16307 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16309 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16311 2007-02-24 Jan Hubicka <jh@suse.cz>
16313 * cgraphunit.c (decide_is_function_needed): Honor
16314 -fkeep-inline-functions.
16316 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16318 * builtins.c (fold_builtin_modf): New.
16319 (fold_builtin_2): Use it.
16321 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16323 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16324 (determine_max_iter): Take additional LOOP arg; all callers changed.
16325 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16326 one using simplifications.
16327 (simplify_using_initial_values): Return if the expression becomes
16328 invalid due to altered regs.
16330 2007-02-23 DJ Delorie <dj@redhat.com>
16332 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16334 2007-02-23 Mike Stump <mrs@apple.com>
16336 * tlink.c (scan_linker_output): Parse linker messages from
16337 darwin9's linker better.
16339 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16342 * varpool.c (varpool_assemble_pending_decls): Set
16343 varpool_last_needed_node to null.
16345 2007-02-23 DJ Delorie <dj@redhat.com>
16347 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16348 alignment bigger than the object file can handle.
16350 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16353 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16354 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16355 (*movsf_1): Penalize MMX moves.
16357 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16359 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16360 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16362 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16364 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16366 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16367 (fold_builtin_1): Use them.
16368 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16369 BUILT_IN_SIGNIFICAND.
16371 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16373 * config/i386/i386.c (bdesc_1arg): Initialize
16374 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16375 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16376 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16377 and IX86_BUILTIN_MOVSLDUP.
16379 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16381 PR rtl-optimization/30841
16382 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16384 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16386 * builtins.c (fold_builtin_frexp): New.
16387 (fold_builtin_2): Use it.
16389 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16391 * doc/invoke.texi (Spec Files): Document getenv spec function.
16393 * gcc.c (getenv_spec_function): New function.
16394 (static_spec_functions): Add it.
16395 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16396 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
16399 2007-02-22 Michael Matz <matz@suse.de
16402 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
16403 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
16405 2007-02-22 Ian Lance Taylor <iant@google.com>
16408 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
16409 (mem_loc_descriptor): Call it.
16411 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
16412 Ira Rosen <irar@il.ibm.com>
16414 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
16416 2007-02-22 Ira Rosen <irar@il.ibm.com>
16418 PR tree-optimization/30843
16419 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
16420 stores only after all the group is vectorized.
16422 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
16424 PR tree-optimization/30858
16425 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16426 in the reduction cycle have a single use in the loop.
16427 * tree-vectorizer.h (relevant): Add documentation.
16429 2007-02-20 Mike Stump <mrs@apple.com>
16431 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
16432 * configure: Regenerate.
16434 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16436 Change the defaults of some parameters and options.
16437 * config/spu/spu-protos.h (spu_optimization_options): Declare.
16438 * config/spu/spu.c (spu_optimization_options): Add.
16439 (spu_override_options): Change params in spu_optimization_options.
16440 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
16442 Register 127 is only 16 byte aligned when used as a frame pointer.
16443 * config/spu/spu-protos.h (spu_init_expanders): Declare.
16444 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
16445 HARD_FRAME_POINTER_REGNUM.
16446 (spu_legitimate_address): Use regno_aligned_for_reload.
16447 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
16448 aligned when frame_pointer_needed is true.
16449 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
16451 * config/spu/spu.h (INIT_EXPANDERS): Define.
16453 Make sure shift and rotate instructions have valid immediate operands.
16454 * config/spu/predicates.md (spu_shift_operand): Remove.
16455 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
16456 * config/spu/constraints.md (W, O): Extend range.
16457 * config/spu/spu.md (umask, nmask): Define.
16458 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
16459 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
16460 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
16461 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
16462 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
16463 (lshr<mode>3_reg): Fix rtl description.
16465 Make sure mulhisi immediate operands are valid.
16466 * config/spu/predicates.md (imm_K_operand): Add.
16467 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
16469 Generate constants using fsmbi and andi.
16470 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
16471 (print_operand, spu_split_immediate, classify_immediate,
16472 fsmbi_const_p): Handle IC_FSMBI2.
16474 Correctly handle a CONST_VECTOR containing symbols.
16475 * config/spu/spu.c (print_operand): Handle HIGH correctly.
16476 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
16477 (immediate_load_p): Allow symbols that use 2 instructions to create.
16478 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
16479 with symbols when flag_pic is set.
16480 (const_vector_immediate_p): New.
16481 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
16482 accept a CONST_VECTOR with symbols.
16483 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
16484 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
16486 * config/spu/spu.md (high, low): Delete.
16487 (low_<mode>): Define.
16489 Remove INTRmode and INTR_REGNUM, which didn't work.
16490 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
16492 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
16493 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
16494 peephole2 pattern): Don't use INTR or 131.
16495 (movintrcc): Delete.
16496 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
16497 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
16498 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
16499 (UNSPEC_SET_INTR): Add.
16500 * config/spu/spu-modes.def (INTR): Remove.
16502 More accurate warnings about run-time relocations.
16503 * config/spu/spu.c (reloc_diagnostic): Test in_section.
16505 Correctly warn about immediate arguments to specific intrinsics.
16506 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
16507 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
16508 the instruction predicate.
16510 Fix tree check errors with latest update.
16511 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
16513 (spu_expand_builtin): Use CALL_EXPR_FN.
16515 Add missing specific intrinsics.
16516 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
16518 * config/spu/spu_internals.h: Ditto.
16520 Fix incorrect operand modifiers.
16521 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
16522 * config/spu/spu.md (xor<mode>3): Change %S to %J.
16524 Optimize one case of zero_extend of a vec_select.
16525 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
16527 Accept any immediate for hbr.
16528 * config/spu/spu.md (hbr): Change s constraints to i.
16530 2007-02-21 Paul Brook <paul@codesourcery.com>
16532 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
16533 condexec_count when skipping USE and CLOBBER.
16535 2007-02-21 Nick Clifton <nickc@redhat.com>
16537 * common.opt (Warray-bounds): Add Warning attribute.
16538 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
16540 (fsized-zeroes): Add Optimization attribute.
16541 (fsplit-wide-types, ftree-scev-cprop): Likewise.
16542 * c.opt (Wc++0x-compat): Add Warning attribute.
16544 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16546 PR middle-end/30761
16547 * reload1.c (eliminate_regs_in_insn): In the single_set special
16548 case, attempt to re-recognize the insn before falling back to
16549 having reload fix it up.
16551 2007-02-20 Eric Christopher <echristo@gmail.com>
16553 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
16554 Rewrite accordingly.
16555 (frv_read_iacc_argument): Ditto.
16556 (frv_expand_set_builtin): Take a call instead of arglist, update for
16558 (frv_expand_unop_builtin): Ditto.
16559 (frv_expand_binop_builtin): Ditto.
16560 (frv_expand_cut_builtin): Ditto.
16561 (frv_expand_binopimm_builtin): Ditto.
16562 (frv_expand_voidbinop_builtin): Ditto.
16563 (frv_expand_int_void2arg): Ditto.
16564 (frv_expand_prefetches): Ditto.
16565 (frv_expand_voidtriop_builtin): Ditto.
16566 (frv_expand_voidaccop_builtin): Ditto.
16567 (frv_expand_load_builtin): Ditto.
16568 (frv_expand_store_builtin): Ditto.
16569 (frv_expand_mdpackh_builtin): Ditto.
16570 (frv_expand_mclracc_builtin): Ditto.
16571 (frv_expand_mrdacc_builtin): Ditto.
16572 (frv_expand_mwtacc_builtin): Ditto.
16573 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
16576 2007-02-20 Janis Johnson <janis187@us.ibm.com>
16578 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
16579 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
16581 (HAVE_GAS_DFP): Check for assembler support of decimal floating
16582 point instructions.
16583 * configure: Regenerate.
16584 * config.in: Regenerate.
16585 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
16586 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
16587 masks to power6 and power6x and to POWERPC_MASKS.
16588 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16590 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16591 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
16592 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16593 Access PROTOTYPE as variable, not mask.
16595 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16597 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
16598 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
16599 * combine.c (adjust_for_new_dest): Use it.
16600 * postreload.c (reload_combine): Likewise.
16602 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
16604 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
16605 notes on an insn with multiple sets, even if single_set returns
16606 non-NULL for that insn.
16608 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16610 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
16611 scalbn and scalbln.
16613 2007-02-20 Geoffrey Keating <geoffk@apple.com>
16615 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
16616 if user didn't pass it.
16617 * config/i386/darwin.h (CC1_SPEC): Likewise.
16618 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
16619 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
16620 -mmacosx-version-min.
16622 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16623 Uros Bizjak <ubizjak@gmail.com>
16625 * optabs.h (enum optab_index): Add new OTI_scalb.
16626 (scalb_optab): Define corresponding macro.
16627 * optabs.c (init_optabs): Initialize scalb_optab.
16628 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
16630 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
16631 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
16632 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
16633 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
16634 flag_unsafe_math_optimizations is set.
16636 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
16637 to implement scalbf, scalb and scalbl built-ins as inline x87
16640 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16641 DJ Delorie <dj@redhat.com>
16644 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
16645 (diagnostic_report_diagnostic): ... here, and turn them into real
16646 errors. If warnings are inhibited, no need to do anything.
16648 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
16650 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
16651 better code generation.
16653 2007-02-20 Ben Elliston <bje@au.ibm.com>
16655 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
16657 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
16659 * config/alpha/alpha.c, config/alpha/alpha.md,
16660 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
16661 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
16662 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
16663 config/arm/lib1funcs.asm: Follow spelling conventions.
16665 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
16666 config/fr30/fr30.md, config/i386/i386.h,
16667 config/iq2000/iq2000.h, config/iq2000/predicates.md,
16668 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
16669 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
16670 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
16671 config/rs6000/altivec.md, config/rs6000/rs6000.c,
16672 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
16673 config/sparc/sparc.c, config/sparc/sparc.h,
16674 config/sparc/sparc.md, config/spu/constraints.md,
16675 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
16678 2007-02-20 Alan Modra <amodra@bigpond.net.au>
16681 * varasm.c (use_blocks_for_decl_p): Return false for decls with
16684 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16686 * doc/invoke.texi (-ftree-lrs): Remove.
16688 2007-02-19 Diego Novillo <dnovillo@redhat.com>
16690 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
16693 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
16695 * config/ia64/ia64.c (ia64_expand_builtin): Use the
16696 new CALL_EXPR_FN macro for retrieving the function
16697 declaration of the input expression.
16699 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16701 * c.opt (Waddress): New.
16702 * common.opt (Walways-true): Delete.
16703 (Wstring-literal-comparison): Delete.
16704 * doc/invoke.texi (Warning Options): Delete -Walways-true and
16705 -Wstring-literal-comparison. Add -Waddress.
16707 (Walways-true): Delete.
16708 (Wstring-literal-comparison): Delete.
16709 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
16710 consistently instead of -Walways-true in example.
16711 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
16712 * c-typeck.c (parser_build_binary_op): Replace
16713 -Wstring-literal-comparison and -Walways-true with -Waddress.
16714 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
16717 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16719 * tree-cfg.c (dump_function_to_file): Be prepared for functions
16720 without DECL_STRUCT_FUNCTION initialized.
16722 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
16724 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
16725 due to calls to functions taking pointers as parameters.
16727 2007-02-19 Richard Henderson <rth@redhat.com>
16730 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
16733 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
16735 * config/s390/s390.c (s390_call_saved_register_used,
16736 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
16737 accessed to the new scheme.
16739 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16741 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
16742 (cris_print_index, cris_print_operand, cris_print_operand_address)
16743 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
16744 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
16745 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
16746 GET_CODE () == xxx.
16747 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
16748 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
16749 GO_IF_LEGITIMATE_ADDRESS): Ditto.
16750 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
16751 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
16752 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
16753 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
16754 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
16755 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
16756 (uminsi3, call, call_value): Ditto.
16757 (define_split: indir_to_reg_split, unnamed): Ditto.
16759 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
16761 PR tree-optimization/30975
16762 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
16765 2007-02-18 Eric Christopher <echristo@gmail.com>
16767 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
16768 Remove use of arglist.
16769 (mips_expand_builtin): Remove use of arglist, pass in expr.
16770 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
16771 (mips_expand_builtin_movtf): Ditto.
16772 (mips_expand_builtin_compare): Ditto.
16774 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16776 * tree-sra.c (sra_build_assignment): Replace assertion
16777 checking with a comment explaining why it can't be done.
16779 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16781 PR middle-end/30833
16782 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
16783 during CALL_EXPR representation conversion.
16784 * tree-ssa-propagate.c (set_rhs): Likewise.
16786 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
16788 * tree-sra.c (sra_build_assignment): Disable assertion checking
16791 2007-02-18 Roger Sayle <roger@eyesopen.com>
16793 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
16794 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16795 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
16797 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
16798 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
16799 gimplify_init_ctor_eval_range, gimple_push_cleanup,
16800 gimplify_omp_for, gimplify_omp_atomic_pipeline,
16801 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
16802 force_gimple_operand): Likewise.
16803 * ipa-cp.c (constant_val_insert): Likewise.
16804 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
16805 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
16806 perfect_nestify): Likewise.
16807 * langhooks.c (lhd_omp_assignment): Likewise.
16808 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
16809 lower_copyprivate_clauses, lower_send_clauses,
16810 lower_send_shared_vars, expand_parallel_call,
16811 expand_omp_for_generic, expand_omp_for_static_nochunk,
16812 expand_omp_for_static_chunk, expand_omp_sections,
16813 lower_omp_single_copy, lower_omp_for_lastprivate,
16814 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
16815 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16816 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
16819 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
16821 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
16822 config/sh/sh.md: Follow spelling conventions.
16824 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
16825 config/frv/predicates.md: Follow spelling conventions.
16827 * config/m68k/linux-unwind.h: Fix a comment typo.
16828 * target.h: Follow spelling conventions.
16830 2007-02-18 Roger Sayle <roger@eyesopen.com>
16832 PR rtl-optimization/28173
16833 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
16834 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
16835 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
16836 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
16837 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
16839 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16841 * builtins.c (fold_builtin_load_exponent): New.
16842 (fold_builtin_2): Use it.
16844 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
16846 PR rtl-optimization/30773
16847 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
16848 if we fail to attach a REG_EQUIV note.
16850 2007-02-18 David Edelsohn <edelsohn@gnu.org>
16851 Roger Sayle <roger@eyesopen.com>
16853 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
16855 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
16857 * calls.c (initialize_argument_information): Pass original EXP
16858 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
16859 code to split complex arguments here, as part of initializing the
16861 (expand_call): Remove code that builds a list of arguments and
16862 inserts implicit arguments into it. Instead, just count how many
16863 implicit arguments there will be so we can determine the size of
16864 the ARGS array, and let initialize_argument_information do the work.
16865 (split_complex_values): Delete unused function.
16867 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16869 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
16871 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
16873 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
16874 for arg pointer based indexed addressing.
16876 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16878 * config/ia64/ia64.h, config/ia64/ia64.md,
16879 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16880 spelling conventions.
16882 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16884 * config/m68k/m68k.c (split_di): New.
16885 * config/m68k/m68k-protos.h: Declare split_di.
16886 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
16887 Improve predicate handling and split constant shifts.
16889 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16891 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
16892 parameter for register bitfield operations, general predicates
16895 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16897 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
16898 * config/m68k/linux-unwind.h: New file.
16900 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
16902 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
16903 config/i386/athlon.md, config/ia64/ia64.md,
16904 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
16905 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
16906 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
16907 tree-ssa-loop-niter.c, tree-vect-analyze.c,
16908 tree-vect-transform.c: Fix comment typos.
16910 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
16912 * sched-deps.c (find_insn_list): Remove.
16913 * sched-int.h: Remove the prototype for find_insn_list.
16915 2007-02-16 Geoffrey Keating <geoffk@apple.com>
16917 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
16919 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
16920 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
16921 darwin_rs6000_override_options.
16922 (C_COMMON_OVERRIDE_OPTIONS): Expect
16923 darwin_macosx_version_min to be non-NULL always.
16924 (TARGET_C99_FUNCTIONS): Likewise.
16925 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
16926 (DARWIN_MINVERSION_SPEC): New.
16927 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
16928 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
16930 (DARWIN_MINVERSION_SPEC): New.
16931 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
16933 * config/darwin-c.c (darwin_cpp_builtins): Expect
16934 darwin_macosx_version_min to be non-NULL always.
16936 * config/rs6000/rs6000.c: Clean up trailing whitespace.
16938 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
16940 * config/i386/i386.h (x86_use_xchgb): New.
16941 (TARGET_USE_XCHGB): New macro.
16942 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
16943 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
16944 Split after reload into bswaphi for shifts of 8.
16945 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
16946 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
16947 or when optimizing for size.
16949 2007-02-16 Richard Guenther <rguenther@suse.de>
16950 Christian Bruel <christian.bruel@st.com>
16952 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
16953 DECLs but prefer SSA_NAMEs over DECLs.
16955 2007-02-16 Richard Guenther <rguenther@suse.de>
16957 * tree-flow-inline.h (single_imm_use_p): Remove.
16958 (zero_imm_uses_p): Likewise.
16959 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
16960 instead of single_imm_use_p.
16961 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
16964 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16967 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
16968 nested double- and backquotes.
16970 2007-02-15 Roger Sayle <roger@eyesopen.com>
16972 PR middle-end/30391
16973 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
16974 should be unreachable.
16975 (build2_stat): Allow construction of MODIFY_EXPR at any time.
16976 For the time being redirect GIMPLE_MODIFY_STMT to the new
16977 (renamed) build_gimple_modify_stmt_stat.
16978 (build2_gimple_stat): Rename to...
16979 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
16980 Always build a GIMPLE_MODIFY_STMT node.
16981 * tree.h (build2_gimple, build2_gimple_stat): Delete.
16982 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
16985 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
16986 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
16987 * tree-complex.c (set_component_ssa_name, expand_complex_move,
16988 expand_complex_div_wide): Likewise.
16989 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
16990 * tree-ssa-loop-im.c (schedule_sm): Likewise.
16991 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
16992 * tree-ssa-loop-manip.c (create_iv): Likewise.
16993 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
16994 abs_replacement): Likewise.
16995 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
16996 realify_fake_stores): Likewise.
16998 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
16999 node rather than a GIMPLE_MODIFY_STMT node.
17000 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17001 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17003 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17004 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17005 GIMPLE_MODIFY_STMT.
17007 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17009 PR middle-end/30433
17010 * fold-const.c (fold_comparison): Add back the
17011 folding of constant complex comparisions.
17013 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17015 PR middle-end/30729
17016 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17017 effects unknown to this function, return early.
17019 2007-02-15 Ian Lance Taylor <iant@google.com>
17021 * lower-subreg.c (move_eh_region_note): New static function.
17022 (resolve_simple_move): Call it.
17023 (decompose_multiword_subregs): Track blocks for which we resolve a
17024 simple move which is also a control flow insn. Pass them to
17025 find_many_sub_basic_blocks.
17026 (pass_lower_subreg): Add TODO_verify_flow.
17027 (pass_lower_subreg2): Likewise.
17029 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17030 Brooks Moses <brooks.moses@codesourcery.com>
17031 Lee Millward <lee.millward@codesourcery.com>
17033 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17034 (VL_EXP_CLASS_P): New.
17035 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17037 (TREE_OPERAND_CHECK_CODE): Likewise.
17038 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17039 (TREE_RTL_OPERAND_CHECK): Likewise.
17040 (tree_operand_check_failed): Make second parameter the whole tree
17041 instead of its code. Fixed callers.
17042 (VL_EXP_CHECK): New.
17043 (TREE_OPERAND_LENGTH): New.
17044 (VL_EXP_OPERAND_LENGTH): New.
17045 (CALL_EXPR_FN): New.
17046 (CALL_EXPR_STATIC_CHAIN): New.
17047 (CALL_EXPR_ARGS): New.
17048 (CALL_EXPR_ARG): New.
17049 (call_expr_nargs): New.
17050 (CALL_EXPR_ARGP): New.
17051 (build_nt_call_list): Declare.
17052 (build_vl_exp_stat): Declare.
17053 (build_vl_exp): New.
17054 (build_call_list): Declare.
17055 (build_call_nary): Declare.
17056 (build_call_valist): Declare.
17057 (build_call_array): Declare.
17058 (call_expr_arg): Declare.
17059 (call_expr_argp): Declare.
17060 (call_expr_arglist): Declare.
17061 (fold_build_call_list): Declare.
17062 (fold_build_call_list_initializer): Declare.
17063 (fold_call_expr): Declare to replace fold_builtin.
17064 (fold_builtin_fputs): Update to agree with modified definition.
17065 (fold_builtin_strcpy): Likewise.
17066 (fold_builtin_strncpy): Likewise.
17067 (fold_builtin_memory_chk): Likewise.
17068 (fold_builtin_stxcpy_chk): Likewise.
17069 (fold_builtin_strncpy_chk): Likewise.
17070 (fold_builtin_next_arg): Likewise.
17071 (fold_build_call_expr): Declare.
17072 (fold_builtin_call_list): Declare.
17073 (fold_builtin_call_valist): Declare.
17074 (build_call_expr): Declare.
17075 (validate_arglist): Update to agree with modified definition.
17076 (tree_operand_length): New.
17077 (call_expr_arg_iterator): New.
17078 (init_call_expr_arg_iterator): New.
17079 (next_call_expr_arg): New.
17080 (first_call_expr_arg): New.
17081 (more_call_expr_args_p): New.
17082 (FOR_EACH_CALL_EXPR_ARG): New.
17084 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17085 and tcc_gimple_stmt.
17086 (tree_code_size): Update documentation. Use sizeof (tree) rather
17087 than sizeof (char *).
17088 (tree_size): Likewise. Add case for tcc_vl_exp.
17089 (tree_node_structure): Add case for tcc_vl_exp.
17090 (contains_placeholder_p): Likewise.
17091 (substitute_in_expr): Likewise.
17092 (substitute_placeholder_in_expr): Likewise.
17093 (stabilize_reference_1): Likewise.
17094 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17095 to diagnose breakage of this interface for constructing CALL_EXPRs.
17096 (build_nt): Add similar assertion here.
17097 (build_nt_call_list): New.
17098 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17099 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17101 (get_callee_fndecl): Use new CALL_EXPR accessors.
17102 (tree_operand_check_failed): Change parameters to pass entire node
17103 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17104 (process_call_operands): New.
17105 (build_vl_exp_stat): New.
17106 (build_call_list): New.
17107 (build_call_nary): New.
17108 (build_call_valist): New.
17109 (build_call_array): New.
17110 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17111 (call_expr_arglist): New.
17113 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17114 tcc_vl_exp instead of a fixed-size tcc_expression.
17116 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17117 accessors for CALL_EXPRs.
17118 (AGGR_INIT_EXPR): Likewise.
17120 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17121 Brooks Moses <brooks.moses@codesourcery.com>
17122 Lee Millward <lee.millward@codesourcery.com>
17124 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17125 (expand_builtin_nonlocal_goto): Change parameter to be entire
17126 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17127 (expand_builtin_prefetch): Likewise.
17128 (expand_builtin_classify_type): Likewise.
17129 (mathfn_built_in): Return NULL_TREE instead of 0.
17130 (expand_errno_check): Use new CALL_EXPR accessors.
17131 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17132 Return NULL_RTX instead of 0.
17133 (expand_builtin_mathfn_2): Likewise.
17134 (expand_builtin_mathfn_3): Likewise.
17135 (expand_builtin_interclass_mathfn): Likewise.
17136 (expand_builtin_sincos): Likewise.
17137 (expand_builtin_cexpi): Likewise.
17138 (expand_builtin_int_roundingfn): Likewise.
17139 (expand_builtin_int_roundingfn_2): Likewise.
17140 (expand_builtin_pow): Likewise.
17141 (expand_builtin_powi): Likewise.
17142 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17143 of arglist, fixing callers appropriately. Use new CALL_EXPR
17144 accessors and constructors. Return NULL_RTX instead of 0.
17145 (expand_builtin_strstr): Likewise.
17146 (expand_builtin_strchr): Likewise.
17147 (expand_builtin_strrchr): Likewise.
17148 (expand_builtin_strpbrk): Likewise.
17149 (expand_builtin_memcpy): Likewise.
17150 (expand_builtin_mempcpy): Likewise.
17151 (expand_builtin_mempcpy_args): New.
17152 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17153 (expand_builtin_memmove_args): New.
17154 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17155 (expand_movstr): Likewise.
17156 (expand_builtin_strcpy): Likewise.
17157 (expand_builtin_strcpy_args): New.
17158 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17159 (expand_builtin_strncpy): Likewise.
17160 (expand_builtin_memset): Likewise.
17161 (expand_builtin_memset_args): New.
17162 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17163 (expand_builtin_memcmp): Likewise.
17164 (expand_builtin_strcmp): Likewise.
17165 (expand_builtin_strncmp): Likewise.
17166 (expand_builtin_strcat): Likewise.
17167 (expand_builtin_strncat): Likewise.
17168 (expand_builtin_strspn): Likewise.
17169 (expand_builtin_strcspn): Likewise.
17170 (expand_builtin_args_info): Likewise.
17171 (expand_builtin_va_start): Likewise.
17172 (gimplify_va_arg_expr): Likewise.
17173 (expand_builtin_va_end): Likewise.
17174 (expand_builtin_va_copy): Likewise.
17175 (expand_builtin_frame_address): Likewise.
17176 (expand_builtin_alloca): Likewise.
17177 (expand_builtin_bswap): Likewise.
17178 (expand_builtin_unop): Likewise.
17179 (expand_builtin_fputs): Likewise.
17180 (expand_builtin_expect): Likewise.
17181 (expand_builtin_fabs): Likewise.
17182 (expand_builtin_copysign): Likewise.
17183 (expand_builtin_printf): Likewise.
17184 (expand_builtin_fprintf): Likewise.
17185 (expand_builtin_sprintf): Likewise.
17186 (expand_builtin_init_trampoline): Likewise.
17187 (expand_builtin_signbit): Likewise.
17188 (expand_builtin_fork_or_exec): Likewise.
17189 (expand_builtin_sync_operation): Likewise.
17190 (expand_builtin_compare_and_swap): Likewise.
17191 (expand_builtin_lock_test_and_set): Likewise.
17192 (expand_builtin_lock_release): Likewise.
17193 (expand_builtin): Likewise.
17194 (builtin_mathfn_code): Likewise.
17196 (fold_builtin_constant_p): Pass call arguments individually instead
17197 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17198 accessors and constructors. Return NULL_TREE instead of 0.
17199 (fold_builtin_expect): Likewise.
17200 (fold_builtin_classify_type): Likewise.
17201 (fold_builtin_strlen): Likewise.
17202 (fold_builtin_nan): Likewise.
17203 (integer_valued_real_p): Likewise.
17204 (fold_trunc_transparent_mathfn): Likewise.
17205 (fold_fixed_mathfn): Likewise.
17206 (fold_builtin_cabs): Likewise.
17207 (fold_builtin_sqrt): Likewise.
17208 (fold_builtin_cbrt): Likewise.
17209 (fold_builtin_cos): Likewise.
17210 (fold_builtin_cosh): Likewise.
17211 (fold_builtin_tan): Likewise.
17212 (fold_builtin_sincos): Likewise.
17213 (fold_builtin_cexp): Likewise.
17214 (fold_builtin_trunc): Likewise.
17215 (fold_builtin_floor): Likewise.
17216 (fold_builtin_ceil): Likewise.
17217 (fold_builtin_round): Likewise.
17218 (fold_builtin_int_roundingfn): Likewise.
17219 (fold_builtin_bitop): Likewise.
17220 (fold_builtin_bswap): Likewise.
17221 (fold_builtin_logarithm): Likewise.
17222 (fold_builtin_hypot): Likewise.
17223 (fold_builtin_pow): Likewise.
17224 (fold_builtin_powi): Likewise.
17225 (fold_builtin_exponent): Likewise.
17226 (fold_builtin_memset): Likewise.
17227 (fold_builtin_bzero): Likewise.
17228 (fold_builtin_memory_op): Likewise.
17229 (fold_builtin_bcopy): Deleted; call site changed to invoke
17230 fold_builtin_memory_op directly.
17231 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17232 (fold_builtin_strncpy): Likewise.
17233 (fold_builtin_memcmp): Likewise.
17234 (fold_builtin_strcmp): Likewise.
17235 (fold_builtin_strncmp): Likewise.
17236 (fold_builtin_signbit): Likewise.
17237 (fold_builtin_copysign): Likewise.
17238 (fold_builtin_isascii): Likewise.
17239 (fold_builtin_toascii): Likewise.
17240 (fold_builtin_isdigit): Likewise.
17241 (fold_builtin_fabs): Likewise.
17242 (fold_builtin_abs): Likewise.
17243 (fold_builtin_fmin_fmax): Likewise.
17244 (fold_builtin_carg): Likewise.
17245 (fold_builtin_classify): Likewise.
17246 (fold_builtin_unordered_cmp): Likewise.
17248 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17249 New functions split out from fold_builtin_1.
17250 (fold_builtin_n): New.
17251 (fold_builtin_varargs): New.
17252 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17254 (fold_call_expr): New.
17255 (build_function_call_expr): Rewrite to use new helper function.
17256 (fold_builtin_call_list): New.
17257 (build_call_expr): New.
17258 (fold_builtin_call_valist): New.
17259 (rewrite_call_expr): New.
17260 (validate_arg): New.
17261 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17262 of an arglist. Change return type to bool. Use new CALL_EXPR
17265 (fold_builtin_strstr): Pass call arguments individually instead
17266 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17267 accessors and constructors. Return NULL_TREE instead of 0.
17268 (fold_builtin_strchr): Likewise.
17269 (fold_builtin_strrchr): Likewise.
17270 (fold_builtin_strpbrk): Likewise.
17271 (fold_builtin_strcat): Likewise.
17272 (fold_builtin_strncat): Likewise.
17273 (fold_builtin_strspn): Likewise.
17274 (fold_builtin_strcspn): Likewise.
17275 (fold_builtin_fputs): Likewise.
17276 (fold_builtin_next_arg): Likewise.
17277 (fold_builtin_sprintf): Likewise.
17279 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17280 NULL_RTX instead of 0.
17281 (expand_builtin_memory_chk): Likewise.
17282 (maybe_emit_chk_warning): Likewise.
17283 (maybe_emit_sprintf_chk_warning): Likewise.
17285 (fold_builtin_object_size): Pass call arguments individually instead
17286 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17287 accessors and constructors. Return NULL_TREE instead of 0.
17288 (fold_builtin_memory_chk): Likewise.
17289 (fold_builtin_stxcpy_chk): Likewise.
17290 (fold_builtin_strncpy_chk): Likewise.
17291 (fold_builtin_strcat_chk): Likewise.
17292 (fold_builtin_strcat_chk): Likewise.
17293 (fold_builtin_strncat_chk): Likewise.
17294 (fold_builtin_sprintf_chk): Likewise.
17295 (fold_builtin_snprintf_chk): Likewise.
17296 (fold_builtin_printf): Likewise.
17297 (fold_builtin_vprintf): Likewise.
17299 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17301 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17302 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17303 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17304 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17305 (fold_unary): Likewise.
17306 (fold_binary): Likewise.
17307 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17308 ternary expressions.
17309 (fold): Add logic for tcc_vl_exp.
17310 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17311 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17312 (fold_build3_stat): Add assertion to flag broken interface for
17313 constructing CALL_EXPRs.
17314 (fold_build_call_list): New.
17315 (fold_build_call_list_initializer): New.
17316 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17318 (fold_strip_sign_ops): Likewise.
17320 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17321 Brooks Moses <brooks.moses@codesourcery.com>
17322 Lee Millward <lee.millward@codesourcery.com>
17324 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17325 accessors and dump arguments explicitly.
17327 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17329 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17331 (print_call_name): Use new CALL_EXPR accessors.
17333 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17334 CALL_EXPR arguments explicitly instead of as a list. Use
17335 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17337 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17338 (vrp_visit_stmt): Likewise.
17340 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17341 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17343 (force_move_till_expr): Likewise.
17345 * targhooks.c (default_external_stack_protect_fail): Use
17346 build_call_expr instead of build_function_call_expr.
17347 (default_hidden_stack_protect_fail): Likewise.
17349 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17352 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17353 and walk arguments explicitly.
17355 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17356 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17357 (expand_simple_operations): Likewise.
17358 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17360 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17361 of TREE_CODE_LENGTH.
17362 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17364 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17365 instead of TREE_CODE_LENGTH.
17367 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17368 (tree_ic_transform): Likewise.
17369 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17370 parameter instead of arglist. Fix callers.
17371 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17372 (tree_stringops_transform): Likewise.
17373 (tree_indirect_call_to_profile): Likewise.
17374 (tree_stringops_values_to_profile): Likewise.
17376 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17377 (eliminate_tail_call): Likewise.
17379 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17381 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17382 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17384 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17386 * omp-low.c (build_omp_barrier): Use build_call_expr.
17387 (lower_rec_input_clauses): Likewise.
17388 (lower_reduction_clauses): Likewise.
17389 (expand_parallel_call): Likewise.
17390 (maybe_catch_exception): Likewise.
17391 (expand_omp_for_generic): Likewise.
17392 (expand_omp_for_static_nochunk): Likewise.
17393 (expand_omp_sections): Likewise.
17394 (lower_omp_single_simple): Likewise.
17395 (lower_omp_single_copy): Likewise.
17396 (lower_omp_master): Likewise.
17397 (lower_omp_ordered): Likewise.
17398 (lower_omp_critical): Likewise.
17400 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
17401 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
17403 * tree-gimple.c (is_gimple_call_addr): Fix doc.
17404 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
17405 TREE_CODE_LENGTH. Add tcc_vl_exp case.
17407 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
17408 and generalize to handle any number of operands.
17409 (chrec_contains_undetermined): Likewise.
17410 (tree_contains_chrecs): Likewise.
17411 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
17413 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
17415 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
17416 fold_call_expr instead of fold_builtin.
17417 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
17418 match declarations there.
17419 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
17422 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
17423 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17425 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
17426 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
17428 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
17431 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
17432 (execute_cse_sincos): Use new CALL_EXPR accessors.
17434 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
17436 * gimple-low.c (lower_function_body): Use build_call_expr.
17437 (lower_builtin_setjmp): Likewise.
17439 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
17440 (set_storage_via_libcall): Likewise.
17441 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
17442 instead of TREE_CODE_LENGTH.
17443 (expand_expr_real_1): Use new CALL_EXPR accessors.
17445 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
17446 generalize to handle any number of operands.
17447 (TB_parent_eq): Likewise.
17449 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
17450 (strip_builtin_expect): Likewise.
17452 * function.c (gimplify_parameters): Use build_call_expr.
17454 * tree-vectorizer.c (vect_is_simple_reduction): Use
17455 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17457 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
17458 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
17460 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
17463 * gimplify.c (build_stack_save_restore): Use build_call_expr.
17464 (gimplify_decl_expr): Likewise.
17465 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
17466 Use new CALL_EXPR iterators.
17467 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
17468 (gimplify_modify_expr_to_memset): Likewise.
17469 (gimplify_variable_sized_compare): Likewise.
17470 (gimplify_omp_atomic_fetch_op): Likewise.
17471 (gimplify_omp_atomic_pipeline): Likewise.
17472 (gimplify_omp_atomic_mutex): Likewise.
17473 (gimplify_function_tree): Likewise.
17475 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
17476 (call_expr_flags): Likewise.
17477 (expand_call): Likewise.
17479 * except.c (expand_builtin_eh_return_data_regno): Pass entire
17480 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17483 * coverage.c (create_coverage): Use build_call_expr.
17485 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
17486 (temp_call_expr_obstack): New.
17487 (pool_copy_list): Delete.
17488 (temp_copy_call_expr): New.
17489 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
17490 CALL_EXPR accessors. Get rid of special goo for copying argument
17491 lists and use temp_copy_call_expr instead.
17492 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
17493 CALL_EXPR accessors.
17494 (create_expression_by_pieces): Likewise. Use build_call_array
17495 to construct the result instead of fold_build3.
17496 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
17497 dealing with argument lists.
17498 (init_pre): Remove references to expression_node_pool and
17499 list_node_pool. Init temp_call_expr_obstack instead.
17500 (fini_pre): Remove references to expression_node_pool and
17503 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
17504 and walk arguments explicitly instead of as a list.
17506 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
17507 (mx_register_decls): Likewise.
17508 (mudflap_register_call): Likewise.
17509 (mudflap_finish_file): Likewise.
17511 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
17512 (ipa_callsite_compute_param): Likewise.
17514 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
17515 accessors and constructor.
17517 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
17518 accessors and constructor.
17519 (convert_tramp_reference): Likewise.
17520 (convert_call_expr): Likewise.
17521 (finalize_nesting_tree_1): Likewise.
17523 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
17526 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
17528 * tree-inline.c (initialize_inlined_parameters): Pass entire
17529 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
17531 (estimate_num_insns_1): Use new CALL_EXPR accessors.
17532 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
17534 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
17535 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17536 (vectorizable_reduction): Likewise.
17537 (vectorizable_call): Use new CALL_EXPR iterators.
17538 (vectorizable_conversion): Use build_call_expr.
17539 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
17540 (vect_gen_widened_results_half): Use build_call_expr.
17541 (vect_setup_realignment): Likewise.
17542 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
17544 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
17545 (pass_through_call): Likewise.
17546 (compute_object_sizes): Likewise. Use fold_call_expr instead of
17549 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
17550 (tree_gen_pow2_profiler): Likewise.
17551 (tree_gen_one_value_profiler): Likewise.
17552 (tree_gen_ic_func_profiler): Likewise.
17553 (tree_gen_average_profiler): Likewise.
17554 (tree_gen_ior_profiler): Likewise.
17556 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
17557 (find_func_aliases): Use new CALL_EXPR accessors. Add case
17558 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17560 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
17561 of TREE_CODE_LENGTH.
17563 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
17564 of TREE_CODE_LENGTH.
17566 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
17568 (convert_to_integer): Likewise.
17570 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
17573 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17574 Brooks Moses <brooks.moses@codesourcery.com>
17575 Lee Millward <lee.millward@codesourcery.com>
17577 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
17579 * config/frv/frv.c (frv_expand_builtin): Likewise.
17580 * config/s390/s390.c (s390_expand_builtin): Likewise.
17582 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
17583 (sparc_expand_builtin): Use new CALL_EXPR accessors.
17585 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
17586 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
17587 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
17588 (ix86_expand_store_builtin): Likewise.
17589 (ix86_expand_unop_builtin): Likewise.
17590 (ix86_expand_unop1_builtin): Likewise.
17591 (ix86_expand_sse_compare): Likewise.
17592 (ix86_expand_sse_comi): Likewise.
17593 (ix86_expand_vec_init_builtin): Likewise.
17594 (ix86_expand_vec_ext_builtin): Likewise.
17595 (ix86_expand_vec_set_builtin): Likewise.
17596 (ix86_expand_builtin): Use new CALL_EXPR accessors.
17598 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
17599 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
17601 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
17602 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17603 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
17605 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
17607 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17608 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
17609 arglist. Use new CALL_EXPR accessors. Fix callers.
17610 (altivec_expand_abs_builtin): Likewise.
17611 (rs6000_expand_binop_builtin): Likewise.
17612 (altivec_expand_predicate_builtin): Likewise.
17613 (altivec_expand_lv_builtin): Likewise.
17614 (spe_expand_stv_builtin): Likewise.
17615 (altivec_expand_stv_builtin): Likewise.
17616 (rs6000_expand_ternop_builtin): Likewise.
17617 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
17618 (altivec_expand_st_builtin): Likewise.
17619 (altivec_expand_dst_builtin): Likewise.
17620 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
17621 arglist. Use new CALL_EXPR accessors. Fix callers.
17622 (altivec_expand_vec_set_builtin): Likewise.
17623 (altivec_expand_vec_ext_builtin): Likewise.
17624 (altivec_expand_builtin): Use new CALL_EXPR accessors.
17625 (spe_expand_builtin): Likewise.
17626 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
17627 arglist. Use new CALL_EXPR accessors. Fix callers.
17628 (spe_expand_evsel_builtin): Likewise.
17629 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
17630 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
17632 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
17633 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
17634 (arm_expand_unop_builtin): Likewise.
17635 (arm_expand_builtin): Use new CALL_EXPR accessors.
17637 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
17640 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
17641 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
17643 (bfin_expand_unop_builtin): Likewise.
17644 (bfin_expand_builtin): Use new CALL_EXPR accessors.
17646 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17647 Brooks Moses <brooks.moses@codesourcery.com>
17648 Lee Millward <lee.millward@codesourcery.com>
17650 * c-semantics.c (build_stmt): Add internal diagnostic check.
17652 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
17653 accessors. Print arguments explicitly instead of as a list.
17655 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
17657 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
17658 (c_finish_omp_flish): Likewise.
17660 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
17661 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
17662 instead of TREE_CODE_LENGTH.
17663 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
17664 (c_warn_unused_result): Likewise.
17666 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17669 * doc/invoke.texi (Warning Options): Remove
17670 -Werror-implicit-function-declaration.
17671 (Wimplicit-function-declaration): Update description.
17672 * opts.c (common_handle_option): Move handling of -Werror=* to...
17673 (enable_warning_as_error): ...here.
17674 * opts.h (enable_warning_as_error): Declare.
17675 * c-decl.c (implicit_decl_warning): Unless
17676 -Wno-implicit-function-declaration is given, emit a pedwarn if
17677 -std=c99 or emit a warning if -Wimplicit-function-declaration.
17678 * c.opt (Wimplicit-function-declaration): Replace
17679 mesg_implicit_function_declaration with
17680 warn_implicit_function_declaration.
17681 * c-opts.c (c_common_handle_option):
17682 -Werror-implicit-function-declaration is exactly equal as
17683 -Werror=implicit-function-declaration.
17684 (set_Wimplicit): Replace mesg_implicit_function_declaration with
17685 warn_implicit_function_declaration.
17686 (c_common_post_options): -Wimplict-function-declaration is enabled
17687 by default by -std=c99, otherwise is disabled by default.
17688 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
17690 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17692 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
17693 DECL on the rhs to a DECL on the lhs for debug info purposes if the
17694 former is ignored but not the latter.
17696 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
17698 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
17699 is made and the reference doesn't use the alias set of its type,
17700 do not create the temporary using that type.
17702 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
17704 * jump.c: Remove prototypes for delete_computation and
17705 delete_prior_computation.
17707 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17709 * jump.c (get_label_after): Delete.
17710 (get_label_before, delete_computation, delete_jump,
17711 delete_prior_computation, follow_jumps): Move...
17712 * reorg.c (delete_computation, delete_prior_computation): ... here...
17713 (get_label_before, delete_jump): ... making these static ...
17714 (follow_jumps): ... and simplifying this since it only runs after
17716 * rtl.h (get_label_after, get_label_before, delete_jump,
17717 follow_jumps): Delete prototypes.
17719 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
17721 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17723 2007-02-15 Nick Clifton <nickc@redhat.com>
17725 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
17726 order to prevent it from being munged by the target.
17728 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
17730 * config/i386/i386.md: Remove misleading comment.
17732 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17734 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
17735 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
17738 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17740 * tree-sra.c (instantiate_missing_elements): Canonicalize
17742 (sra_build_assignment): New.
17743 (generate_copy_inout, generate_element_copy,
17744 generate_element_zero, generate_one_element_init): Use it.
17746 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17748 * tree-sra.c (instantiate_missing_elements): Canonicalize
17750 (sra_build_assignment): New.
17751 (generate_copy_inout, generate_element_copy,
17752 generate_element_zero, generate_one_element_init): Use it.
17754 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
17756 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
17759 2007-02-14 Joseph Myers <joseph@codesourcery.com>
17761 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
17762 types as aggregates not scalars.
17763 * function.c (assign_stack_temp_for_type): Likewise.
17765 2007-02-14 Roger Sayle <roger@eyesopen.com>
17766 Zdenek Dvorak <dvorakz@suse.cz>
17768 * tree-dump.c (dump_switch_p_1): Require exact match of the option
17771 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
17773 * passes.c (next_pass_1): Clear the next field of the copied
17776 2007-02-14 Richard Henderson <rth@redhat.com>
17778 * tree-sra.c (early_sra): New.
17779 (decl_can_be_decomposed_p): Deny va_list if early_sra.
17780 (tree_sra_early, pass_sra_early): New.
17781 * tree-pass.h (pass_sra_early): Declare.
17782 * passes.c (init_optimization_passes): Use it.
17784 2007-02-14 Richard Guenther <rguenther@suse.de>
17786 * flags.h (issue_strict_overflow_warning): Convert to a macro.
17788 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
17790 PR tree-optimization/30771
17791 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
17793 (vect_analyze_operations): Induction phis can now be marked as
17795 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
17796 Update documentation accordingly.
17798 2007-02-14 Nick Clifton <nickc@redhat.com>
17800 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
17801 most 3 arguments are supported.
17802 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
17804 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
17806 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
17807 Ensure dst->current is valid.
17809 2007-02-13 Paul Brook <paul@codesourcery.com>
17811 * config.gcc: Add arm*-*-uclinux-*eabi.
17812 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
17813 (SUBTARGET_EXTRA_LINK_SPEC): Define.
17814 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
17815 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
17816 (LINK_SPEC): Define.
17817 (LIB_SPEC): Define.
17818 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
17820 * config/arm/uclinux-eabi.h: New file.
17821 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
17822 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
17825 2007-02-13 Ian Lance Taylor <iant@google.com>
17827 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
17828 * flags.h (warn_strict_overflow): Declare.
17829 (enum warn_strict_overflow_code): Define.
17830 (issue_strict_overflow_warning): New static inline function.
17831 * opts.c (warn_strict_overflow): New variable.
17832 (common_handle_option): Handle OPT_Wstrict_overflow and
17833 OPT_Wstrict_overflow_.
17834 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
17836 * fold-const.c: Include intl.h.
17837 (fold_deferring_overflow_warnings): New static variable.
17838 (fold_deferred_overflow_warning): New static variable.
17839 (fold_deferred_overflow_code): New static variable.
17840 (fold_defer_overflow_warnings): New function.
17841 (fold_undefer_overflow_warnings): New function.
17842 (fold_undefer_and_ignore_overflow_warnings): New function.
17843 (fold_deferring_overflow_warnings_p): New function.
17844 (fold_overflow_warning): New static function.
17845 (make_range): Add strict_overflow_p parameter. Change all
17847 (extract_muldiv, extract_muldiv_1): Likewise.
17848 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
17849 tree_expr_nonnegative_p.
17850 (fold_negate_expr): Call fold_overflow_warning.
17851 (fold_range_test): Likewise.
17852 (fold_comparison): Likewise.
17853 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
17854 instead of tree_expr_nonnegative_p.
17855 (tree_expr_nonnegative_warnv_p): Rename from
17856 tree_expr_nonnegative_p, add strict_overflow_p parameter.
17857 (tree_expr_nonnegative_p): New function.
17858 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
17859 strict_overflow_p parameter.
17860 (tree_expr_nonzero_p): New function.
17861 * passes.c (verify_interpass_invariants): New static function.
17862 (execute_one_pass): Call it.
17863 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
17865 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
17866 (estimate_numbers_of_iterations): Likewise.
17867 (scev_probably_wraps_p): Likewise.
17868 * tree-ssa-ccp.c: Include "toplev.h".
17869 (evaluate_stmt): Defer fold overflow warnings until we know we are
17871 (struct fold_stmt_r_data): Add stmt field.
17872 (fold_stmt_r): Defer fold overflow warnings until we know we
17874 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
17875 (fold_stmt_inplace): Likewise.
17876 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
17877 (cleanup_control_expr_graph): Defer fold overflow warnings until
17878 we know we are going to optimize.
17879 * tree-cfg.c (fold_cond_expr_cond): Likewise.
17880 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
17882 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17883 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
17884 * tree-ssa-loop-manip.c (create_iv): Likewise.
17885 * c-typeck.c (build_conditional_expr): Likewise.
17886 (build_binary_op): Likewise.
17887 * tree-vrp.c (vrp_expr_computes_nonzero): Call
17888 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
17889 (extract_range_from_unary_expr): Likewise.
17890 * simplify-rtx.c (simplify_const_relational_operation): Warn when
17891 assuming that signed overflow does not occur.
17892 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
17893 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
17894 (fold_defer_overflow_warnings): Declare.
17895 (fold_undefer_overflow_warnings): Declare.
17896 (fold_undefer_and_ignore_overflow_warnings): Declare.
17897 (fold_deferring_overflow_warnings_p): Declare.
17898 (tree_expr_nonzero_warnv_p): Declare.
17899 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
17900 of warning options.
17901 (Warning Options): Document -Wstrict-overflow.
17902 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
17903 (tree-ssa-ccp.o): Likewise.
17904 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
17905 (fold-const.o): Depend on intl.h.
17907 2007-02-13 Ian Lance Taylor <iant@google.com>
17909 PR middle-end/30751
17910 * lower-subreg.c (resolve_simple_move): Decompose subregs in
17913 2007-02-13 Stuart Hastings <stuart@apple.com>
17915 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
17917 2007-02-13 Richard Henderson <rth@redhat.com>
17919 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
17920 handled_component_p before looking for the indirect_ref.
17922 2007-02-13 Richard Henderson <rth@redhat.com>
17924 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
17925 remove flags clobber.
17926 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
17927 (bswaphi_lowpart): New.
17928 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
17929 remove TARGET_BSWAP test. Delete expander of the same name.
17931 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
17932 (expand_unop): Use them.
17934 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
17936 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
17937 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
17938 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
17939 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
17940 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
17941 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
17942 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
17943 assembler dialect choice from asm templates.
17945 2007-02-12 Richard Henderson <rth@redhat.com>
17947 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
17948 (fixuns_trunc<SSEMODEF>si2): Use it.
17949 * config/i386/sse.md (vec_setv4sf_0): Export.
17950 * config/i386/i386.c (ix86_build_const_vector): Export.
17951 (ix86_split_convert_uns_si_sse): Rename from
17952 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
17953 * config/i386/i386-protos.h: Update.
17955 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17958 * c-typeck.c (c_finish_return): Improve warning message.
17960 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17962 * alias.c (find_symbolic_term): Delete unused function.
17964 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
17966 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
17967 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
17968 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
17970 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17972 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
17973 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
17974 the function, temporarily point the debug interface to the null one.
17976 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
17978 * dwarf2out.c (round_up_to_align): New static function.
17979 (field_byte_offset): Use it to round the offset.
17981 2007-02-12 Richard Henderson <rth@redhat.com>
17983 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
17984 (inswl_const): Export.
17986 2007-02-12 Richard Henderson <rth@redhat.com>
17988 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
17989 result mode of the libcall, convert back to outmode.
17991 2007-02-12 Roger Sayle <roger@eyesopen.com>
17993 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
17994 (bswapdi2): New define_expand to implement 32-bit implementation.
17996 2007-02-12 Nick Clifton <nickc@redhat.com>
17998 * doc/invoke.texi (Overall Options): Document --help=.
17999 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18000 (cc1_options): Pass --help= on to cc1.
18001 (display_help): Add description of --help=.
18002 (process_command): Add code to handle --help=. Allow translated
18003 --help and --target-help switches to be passed on to compiler
18005 (main): Remove unused if statement.
18006 * opts.c (columns): Remove.
18007 (LEFT_COLUMN): Define.
18008 (wrap_help): Add columns argument.
18009 (print_filtered_help): Change parameters to be an include bitmask,
18010 an exclude bitmask, an any bitmask and the column width. Move the
18011 code to display the params list here. Add code to display the
18012 status of options rather than their descriptions if the quiet flag
18014 (print_specific_help): Change parameters to be an include bitmask,
18015 an exclude bitmask and an any bitmask. Move code to look up the
18016 column width here. Decide upon the title for an options listing.
18017 (common_handle_options): Add code to handle --help=. Adapt code
18018 for --help and --target-help to use the revised form of the
18019 print_specific_help function.
18020 (print_help): Delete.
18021 (print_param_help): Delete.
18022 (print_switch): Delete.
18023 * opts.h (cl_lang_count): Add prototype.
18024 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18025 CL_MAX_OPTION_CLASS): New defines.
18026 * optc-gen.awk: Add construction of cl_lang_count.
18027 * c.opt: Add Warning attribute to warning options and Optimization
18028 attribute to optimization options.
18029 * common.opt: Likewise.
18031 Add -fhelp and -ftarget-help as aliases for the transformed --help
18032 and --target-help options.
18033 * opt-functions.awk: Add code to handle Warning and Optimization
18036 2007-02-12 Richard Henderson <rth@redhat.com>
18038 * config/alpha/constraints.md: New file.
18039 * config/alpha/alpha.c: Include tm-constrs.h.
18040 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18041 alpha_extra_constraint): Remove.
18042 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18043 * config/alpha/alpha-protos.h: Update.
18044 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18045 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18046 (EXTRA_CONSTRAINT): Remove.
18047 * config/alpha/alpha.md: Include constraints.md.
18048 (adddi splitter): Use satisfies_constraint_*.
18049 * config/alpha/predicates.md (add_operand): Likewise.
18050 (sext_add_operand, addition_operation): Likewise.
18052 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18054 PR tree-optimization/29145
18055 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18056 in our handling of restrict qualified pointers.
18058 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18061 * doc/invoke.texi (Wunused-value): Update description.
18062 (Wextra): Delete item.
18063 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18064 value of Wunused-value.
18065 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18066 (c_finish_stmt_expr): Don't check extra_warnings.
18067 (emit_side_effect_warnings): The caller is responsible to check
18070 2007-02-11 Roger Sayle <roger@eyesopen.com>
18071 Matt Thomas <matt@3am-software.com>
18073 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18075 2007-02-11 Roger Sayle <roger@eyesopen.com>
18077 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18078 comparisons of POPCOUNT against zero.
18079 (simplify_const_relational_operation): Likewise.
18081 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18083 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18085 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18087 * dwarf2out.c (root_type): Delete unused function.
18089 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18091 * genattrtab.c (contained_in_p): Delete unused function.
18092 (write_expr_attr_cache): Likewise.
18094 2007-02-11 Jan Hubicka <jh@suse.cz>
18096 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18099 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18101 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18102 to add the REG_EQ* note.
18103 * see.c (see_merge_one_use_extension): Likewise.
18104 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18105 turn REG_EQUAL notes into REG_EQUIV notes if the target
18106 register may have more than one set.
18107 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18108 * gcse.c (try_replace_reg): Likewise.
18109 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18110 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18111 more than one REG_EQUIV note.
18112 * reload1.c (gen_reload): Use set_unique_reg_note.
18114 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18116 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18117 (ix86_builtin_conversion): New function.
18119 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18122 * tree.h (DECL_REPLACEABLE_P): New macro.
18123 * except.c (set_nothrow_function_flags): Likewise.
18125 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18126 Ira Rosen <irar@il.ibm.com>
18127 Dorit Nuzman <dorit@il.ibm.com>
18129 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18130 * targhooks.c (default_builtin_vectorized_conversion): New.
18131 * targhooks.h (default_builtin_vectorized_function): New declaration.
18132 * target.h (struct vectorize): Add builtin_conversion field.
18133 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18134 stmt_vec_info_type value.
18135 (vectorizable_conversion): New declaration.
18136 * tree-vect-analyze.c (vect_analyze_operations): Add
18137 vectorizable_conversion call.
18138 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18139 * tree-vect-transform.c (vectorizable_conversion): New function.
18140 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18141 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18143 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18144 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18145 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18146 or ALTIVEC_BUILTIN_VCFSX.
18148 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18151 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18152 CONST_DOUBLE and operand 0 is a hard register.
18153 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18154 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18155 is a hard floating-point register.
18157 2007-02-10 Richard Henderson <rth@redhat.com>
18158 Jakub Jelinek <jakub@redhat.com>
18159 Alexandre Oliva <aoliva@redhat.com>
18161 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18162 * builtin-types.def (BT_WORD): Make unsigned.
18163 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18164 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18165 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18166 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18167 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18168 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18170 * expr.c (emutls_var_address): New.
18171 (expand_expr_real_1): Expand emulated tls.
18172 (expand_expr_addr_expr_1): Likewise.
18173 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18174 * output.h (emutls_finish): Declare.
18175 * toplev.c (compile_file): Call it.
18176 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18177 address before wrapping in CONST.
18178 * varasm.c (emutls_htab, emutls_object_type): New.
18179 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18180 (get_emutls_object_name, get_emutls_object_type): New.
18181 (get_emutls_init_templ_addr, emutls_decl): New.
18182 (emutls_common_1, emutls_finish): New.
18183 (assemble_variable): When emulating tls, swap decls; generate
18184 constructor for the emutls objects.
18185 (do_assemble_alias): When emulating tls, swap decl and target name.
18186 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18188 * varpool.c (decide_is_variable_needed): Look at force_output.
18189 Recurse for emulated tls.
18190 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18191 with decide_is_variable_needed.
18192 * emutls.c: New file.
18193 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18194 tls_object for real tls.
18196 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18198 PR rtl-optimization/29599
18199 * reload1.c (eliminate_regs_in_insn): Take the destination
18200 mode into account when computing the offset.
18202 2007-02-09 Stuart Hastings <stuart@apple.com>
18203 Richard Henderson <rth@redhat.com>
18205 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18206 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18207 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18208 fixuns_truncdfhi2): New.
18209 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18210 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18211 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18212 (floatunssidf2): Allow nonimmediate source.
18213 * config/i386/sse.md (movdi_to_sse): New.
18214 (vec_concatv2di): Drop '*'.
18215 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18216 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18217 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18219 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18220 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18221 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18222 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18223 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18224 ix86_build_const_vector.
18225 (x86_emit_floatuns): Rewrite.
18227 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18229 * genautomata.c (longest_path_length): Delete unused function.
18230 (struct state): Delete unused longest_path_length.
18231 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18232 (get_free_state): Delete unused.
18234 2007-02-09 Jan Hubicka <jh@suse.cz>
18236 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18237 * doc/invoke.texi (inline-unit-growth): Update default value.
18239 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18240 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18241 (rebuild_cgraph_edges): Likewise.
18242 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18243 (dump_cgraph_node): Dump frequencies.
18244 (cgraph_clone_edge): Add frequency scales.
18245 (cgraph_clone_node): Add freuqnecy.
18246 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18247 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18248 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18249 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18250 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18251 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18252 (save_inline_function_body): Likewise.
18253 * ipa-inline.c: inluce rtl.h
18254 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18255 (cgraph_edge_badness): Use frequencies.
18256 (cgraph_decide_recursive_inlining): Update clonning.
18257 (cgraph_decide_inlining_of_small_function): Dump frequency.
18258 * predict.c (estimate_bb_frequencies): Export.
18259 * predict.h (estimate_bb_frequencies): Declare.
18260 * tree-inline.c (copy_bb): Watch overflows.
18261 (expand_call_inline): Update call of cgraph_create_edge.
18262 (optimize_inline_calls): Use TODO flags to update frequnecies.
18263 * passes.h: Include predict.h
18264 (init_optimization_passes): Move profile ahead.
18265 (execute_function_todo): Handle TODO_rebuild_frequencies.
18267 2007-02-09 Roger Sayle <roger@eyesopen.com>
18269 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18270 the insbl or inswl pattern into a register.
18272 2007-02-09 Roger Sayle <roger@eyesopen.com>
18274 * config/ia64/ia64.md (bswapdi2): New define_insn.
18276 2007-02-09 Richard Henderson <rth@redhat.com>
18278 * config/i386/constraints.md (Ym): New constraint.
18279 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18280 (movdi_1_rex64): Split sse and xmm general register moves from
18281 memory move alternatives. Use conditional register constraints.
18282 (movsf_1, movdf_integer): Likewise.
18283 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18284 (movdf_integer_rex64): New.
18285 (pushsf_rex64): Fix output constraints.
18286 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18287 (sse2_stored): Likewise.
18288 (sse2_storeq_rex64): New.
18289 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18290 amd and not generic.
18291 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18292 for optimize_size. Remove SF/DFmode hack.
18294 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18296 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18299 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18300 Richard Sandiford <richard@codesourcery.com>
18302 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18303 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18304 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18305 m68k/t-mlib to tmake_file.
18306 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18307 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18308 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18309 Allow it to be cf or m68k. Set m68k_arch_family. If that
18310 variable is not empty, add t-$m68k_arch_family to tmake_file.
18311 Add t-mlibs to tmake_file.
18312 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18313 * config/m68k/t-cf: New file.
18314 * config/m68k/t-m68k: Likewise.
18315 * config/m68k/t-mlibs: Likewise.
18316 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18317 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18318 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18319 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18320 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18322 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18323 (INSTALL_LIBGCC): Delete.
18324 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18325 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18326 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18327 (M68K_MLIB_CPU): Define.
18328 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18329 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18330 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18332 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18333 Richard Guenther <rguenther@suse.de>
18335 PR middle-end/23361
18336 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18337 against INT_MIN/INT_MAX.
18338 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18339 file if a loop is removed.
18341 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18343 * calls.c (store_one_arg): Pass correct alignment to
18344 emit_push_insn for non-BLKmode values.
18345 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18346 unaligned stack slot via a suitably aligned slot.
18348 2007-02-08 DJ Delorie <dj@redhat.com>
18350 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18352 (legal_subregs): Use unsigned char, make const.
18353 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18355 2007-02-08 Paul Brook <paul@codesourcery.com>
18357 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18358 special interworking needed.
18360 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18362 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18363 conditional to __SSE2__.
18364 (Entries below should have been added to first ChangeLog
18365 entry for amdfam10 dated 2007-02-05)
18366 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18368 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18370 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18373 2007-02-08 DJ Delorie <dj@redhat.com>
18375 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18376 * config/m32c/m32c.c (legal_subregs): New.
18377 (m32c_illegal_subreg_p): New.
18378 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18379 unsupported subregs of hard regs.
18381 2007-02-08 Jan Hubicka <jh@suse.cz>
18383 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18384 the same one; always update histograms.
18386 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18388 * passes.c (init_optimization_passes): Tidy comment.
18390 2007-02-08 Roger Sayle <roger@eyesopen.com>
18392 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18393 strip zero_extend, bswap and rotates from POCOUNT's argument.
18394 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18395 zero_extend and rotates from PARITY's argument.
18396 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18397 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18398 of an integer constant at compile-time.
18400 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18403 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
18405 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
18408 * tree-ssa-live.c (remove_unused_locals): Do not remove
18409 TREE_ADDRESSABLE variables.
18410 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
18411 * tree-ssa-operands.c (add_virtual_operand): Remove argument
18412 FOR_CLOBBER. Update all users.
18413 If VAR has an associated alias set, add a virtual operand for
18414 it if no alias is found to conflict with the memory reference.
18416 2007-02-07 Jan Hubicka <jh@suse.cz>
18417 Robert Kidd <rkidd@crhc.uiuc.edu>
18419 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
18421 2007-02-07 Ian Lance Taylor <iant@google.com>
18423 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
18425 2007-02-07 Roger Sayle <roger@eyesopen.com>
18427 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
18428 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
18429 tablejumpdi, movsi_to_cr_one): Remove constraints from
18430 define_expand's match_operands.
18432 2007-02-07 Roger Sayle <roger@eyesopen.com>
18434 * global.c (compute_regsets): Move declatation of "i" inside of
18435 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
18437 2007-02-07 Jakub Jelinek <jakub@redhat.com>
18440 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
18441 of INDIRECT_REF <RESULT_DECL>.
18443 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
18445 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
18446 Kaz Kojima <kkojima@gcc.gnu.org>
18449 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
18451 (sh_initialize_trampoline): Add parentheses to avoid a warning.
18453 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18455 * doc/loop.texi: Document possibility not to perform disambiguation
18456 of loops with multiple latches.
18457 * cfgloopmanip.c (alp_enum_p): Removed.
18458 (add_loop): Handle subloops. Use get_loop_body_with_size.
18459 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
18460 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
18461 the new forwarder block.
18462 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
18463 Handle the case latch is NULL.
18464 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
18465 modifications when marking loop exits.
18466 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
18468 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
18469 disambiguate_loops_with_multiple_latches.
18470 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
18471 before fix_loop_structure.
18472 * cfgloop.c: Include pointer-set.h and output.h.
18473 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
18474 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
18475 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
18476 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
18477 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
18478 disambiguate_multiple_latches, get_loop_body_with_size,
18479 disambiguate_loops_with_multiple_latches): New functions.
18480 (flow_loop_dump): Dump multiple latch edges.
18481 (flow_loop_nodes_find): Handle loops with multiple latches.
18482 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
18483 (glb_enum_p): Modified.
18484 (get_loop_body): Use get_loop_body_with_size.
18485 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
18486 (AVOID_CFG_MODIFICATIONS): New constant.
18487 (disambiguate_loops_with_multiple_latches, add_loop,
18488 get_loop_body_with_size): Declare.
18489 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
18491 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
18493 PR inline-asm/28686
18494 * global.c (compute_regsets): New function.
18495 (global_alloc): Refactored ELIMINABLE_REGSET
18496 and NO_GLOBAL_ALLOC_REGS computation out.
18497 (rest_of_handle_global_alloc): Call compute_regsets()
18498 for non-optimizing case.
18500 2007-02-06 Richard Henderson <rth@redhat.com>
18502 * config/i386/constraints.md (Y2): Rename from Y.
18503 (Yi): New constraint.
18504 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
18505 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
18506 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
18507 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
18508 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
18509 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
18510 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
18511 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
18512 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
18513 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
18514 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
18515 vec_extractv2si_1): Change Y constraints to Y2.
18516 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
18517 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
18518 Change Y constraints to Y2.
18519 (sse2_loadld): Change Y constraints to x.
18521 2007-02-06 Roger Sayle <roger@eyesopen.com>
18523 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
18524 (parity<mode>2): New define_expand using rs6000_emit_parity.
18525 * config/rs6000/rs6000.c (rs6000_emit_popcount,
18526 rs6000_emit_parity): New functions.
18527 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
18528 rs6000_emit_parity): Prototype here.
18530 2007-02-06 Ian Lance Taylor <iant@google.com>
18532 * lower-subreg.c (simple_move_operand): Reject CONST.
18533 (resolve_clobber): Call validate_change rather than directly
18534 assigning to XEXP (pat, 0).
18536 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18538 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
18539 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
18540 (tree-cfg.o): Remove hashtab.h dependency.
18542 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
18543 (struct ivopts_data): Change niters to pointer_map_t.
18544 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
18545 (niter_for_exit): Create pointer_map on demand. Change for
18547 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
18548 (free_loop_data): Destroy data->niters if created and reset field.
18549 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
18550 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
18552 * tree-ssa-reassoc.c: Include pointer-set.h.
18553 (bb_rank): Change to long *.
18554 (operand_rank): Change to pointer_map_t.
18555 (find_operand_rank): Return long, -1 if not found. Declare as inline.
18556 (insert_operand_rank): Accept long.
18557 (operand_entry_hash, operand_entry_eq): Remove.
18558 (get_rank): Return long. Adjust for changes above.
18559 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
18561 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
18563 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
18564 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
18565 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
18567 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
18568 directly since it cannot be NULL.
18569 (get_vi_for_tree): Rewrite for pointer_map API.
18570 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
18571 (init_alias_vars): Create vi_for_tree as pointer_map.
18572 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
18574 * tree-cfg.c: Don't include hashtab.h.
18575 (edge_to_cases): Declare as pointer_map.
18576 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
18578 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
18579 (start_recording_case_labels): Create edge_to_cases as pointer_map.
18580 (end_recoding_case_labels): Cleanup edge_to_cases manually before
18582 (record_switch_edge): Delete.
18583 (get_cases_for_edge): Adjust for pointer_map API, inline
18584 record_switch_edge (rewritten for new API), remove goto.
18586 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
18588 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
18589 * tree-nested.c: Include pointer-set.h.
18590 (var_map_elt, var_map_eq, var_map_hash): Delete.
18591 (struct nesting_info): Remove GTY marker. Change the two htab_t's
18592 to pointer_map_t's.
18593 (nesting_info_bitmap_obstack): New.
18594 (lookup_field_for_decl): Adjust for pointer_map API.
18595 (lookup_tramp_for_decl): Adjust for pointer_map API.
18596 (get_nonlocal_debug_decl): Adjust for pointer_map API.
18597 (get_local_debug_decl): Adjust for pointer_map API.
18598 (convert_nl_goto_reference): Adjust for pointer_map API.
18599 (convert_nl_goto_receiver): Adjust for pointer_map API.
18600 (create_nesting_tree): Create outside GGC space. Create bitmap on
18601 the new obstack. Create field_map and var_map as pointer_maps.
18602 (free_nesting_tree): Adjust for changes to create_nesting_tree.
18604 (lower_nested_functions): Move root here, no need to NULL it.
18605 Initialize and release the obstack.
18607 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
18609 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
18610 Remove prototypes and make them non-static.
18611 (struct tree_int_map): Remove.
18612 * tree.h (struct tree_int_map): Move here, turning TO into an
18614 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
18616 * tree.h (TREE_COMPLEXITY): Remove.
18617 (struct tree_exp): Remove complexity field.
18618 * tree.c (build1_stat): Don't set it.
18620 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
18621 Victor Kaplansky <victork@il.ibm.com>
18623 * tree-vectorizer.c (vect_is_simple_use): Support induction.
18624 (vect_is_simple_reduction): Support reduction with induction as
18625 one of the operands.
18626 (vect_is_simple_iv_evolution): Fix formatting.
18627 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
18628 formatting. Don't mark induction phis for vectorization.
18629 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
18630 * tree-vect-transform.c (get_initial_def_for_induction): New function.
18631 (vect_get_vec_def_for_operand): Support induction.
18632 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
18634 (vectorizable_reduction): Support reduction with induction as one of
18636 (vectorizable_type_demotion): Use def-type of stmt argument rather
18637 than dummy def-type.
18639 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
18640 flag_tree_scev_cprop.
18641 * common.opt (tree-scev-cprop): New flag.
18643 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
18644 call to vect_get_new_vect_var.
18646 2007-02-06 Ira Rosen <irar@il.ibm.com>
18648 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
18649 vectype is not NULL.
18650 (vect_pattern_recog_1): Likewise.
18652 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18654 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
18655 (fold_negate_expr): Likewise.
18657 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
18660 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
18661 even if cv-qualification is the same.
18663 2007-02-05 Geoffrey Keating <geoffk@apple.com>
18665 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
18666 __enable_execute_stack on completion.
18668 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18670 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
18671 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
18672 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
18673 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
18674 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
18675 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
18676 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
18677 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
18679 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18681 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
18682 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
18683 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
18684 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
18685 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
18686 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
18687 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
18688 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
18689 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
18690 umuldi3_highpart_rex64, umulsi3_highpart_insn,
18691 umulsi3_highpart_zext, smuldi3_highpart_rex64,
18692 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
18693 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
18694 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
18695 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
18696 sqrtextenddfxf2_i387): Added amdfam10_decode.
18698 * config/i386/athlon.md (athlon_idirect_amdfam10,
18699 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
18700 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
18701 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
18702 athlon_ivector_store_amdfam10): New define_insn_reservation.
18703 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
18706 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18708 * config/i386/athlon.md (athlon_call_amdfam10,
18709 athlon_pop_amdfam10, athlon_lea_amdfam10): New
18710 define_insn_reservation.
18711 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
18712 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
18713 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
18715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18717 * config/i386/athlon.md (athlon_sseld_amdfam10,
18718 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
18719 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
18721 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18723 * config/i386/athlon.md (athlon_sseins_amdfam10): New
18724 define_insn_reservation.
18725 * config/i386/i386.md (sseins): Added sseins to define_attr type
18726 and define_attr unit.
18727 * config/i386/sse.md: Set type attribute to sseins for insertq
18730 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18732 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
18733 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
18734 ssecomi_load_amdfam10, ssecomi_amdfam10,
18735 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
18736 define_insn_reservation.
18737 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
18739 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18741 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
18742 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
18743 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
18744 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
18745 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
18746 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
18747 define_insn_reservation.
18749 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
18750 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
18751 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
18752 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
18753 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
18755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18757 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
18758 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
18759 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
18760 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
18761 athlon_ssemul_load_k8): Added amdfam10.
18763 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18765 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
18766 (x86_sse_unaligned_move_optimal): New variable.
18768 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
18770 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
18771 for unaligned vector SSE double/single precision loads for AMDFAM10.
18773 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18775 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
18776 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
18777 Define TARGET_CPU_DEFAULT_amdfam10.
18778 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
18779 (processor_type): Add PROCESSOR_AMDFAM10.
18781 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
18782 processor_type in config/i386/i386.h.
18783 Enable imul peepholes for TARGET_AMDFAM10.
18785 * config.gcc: Add support for --with-cpu option for amdfam10.
18787 * config/i386/i386.c (amdfam10_cost): New variable.
18788 (m_AMDFAM10): New macro.
18789 (m_ATHLON_K8_AMDFAM10): New macro.
18790 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
18791 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
18792 x86_promote_QImode, x86_integer_DFmode_moves,
18793 x86_partial_reg_dependency, x86_memory_mismatch_stall,
18794 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
18795 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
18796 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
18797 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
18798 Enable/disable for amdfam10.
18799 (override_options): Add amdfam10_cost to processor_target_table.
18800 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
18801 processor_alias_table.
18802 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
18803 (ix86_adjust_cost): Add code for amdfam10.
18805 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
18807 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
18808 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
18809 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
18810 * config/i386/i386.h: Add builtin definition for SSE4A.
18811 * config/i386/i386.md: Add support for ABM instructions
18812 (popcnt and lzcnt).
18813 * config/i386/sse.md: Add support for SSE4A instructions
18814 (movntss, movntsd, extrq, insertq).
18815 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
18816 Add -march=amdfam10 flag.
18817 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
18818 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
18820 * doc/extend.texi: Add documentation for SSE4A builtins.
18822 2007-02-05 Bob Wilson <bob.wilson@acm.org>
18824 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
18826 2007-02-05 Richard Guenther <rguenther@suse.de>
18828 * tree-vectorizer.h (vectorizable_function): Add argument type
18829 argument, change return type.
18830 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
18831 * tree-vect-transform.c (vectorizable_function): Handle extra
18832 argument, return vectorized function decl.
18833 (build_vectorized_function_call): Remove.
18834 (vectorizable_call): Handle calls with result and argument types
18835 differing. Handle loop vectorization factor correctly.
18836 * targhooks.c (default_builtin_vectorized_function): Adjust for
18838 * targhooks.h (default_builtin_vectorized_function): Likewise.
18839 * target.h (builtin_vectorized_function): Add argument type
18841 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
18842 extra argument, allow vectorizing of lrintf.
18843 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
18844 documentation of target hook.
18846 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
18849 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
18850 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
18851 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
18853 2007-02-05 Roger Sayle <roger@eyesopen.com>
18855 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
18856 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
18857 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
18858 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
18859 before canonicalizing sincos to cexpi.
18860 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
18862 2007-02-05 Roger Sayle <roger@eyesopen.com>
18864 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
18865 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
18866 (alpha_init_builtins): Use alpha_add_builtins to process tables.
18868 2007-02-05 Roger Sayle <roger@eyesopen.com>
18870 * mips-tfile.c (initialize_init_file): Correct endianness test.
18872 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
18874 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
18875 the 'y' constraint.
18877 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18879 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
18880 saves in a PARALLEL before the register assignments.
18882 2007-02-05 Richard Sandiford <richard@codesourcery.com>
18884 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
18885 DWARF_FRAME_RETURN_COLUMN to be a general register.
18886 * dwarf2out.c (init_return_column_size): New function, split from...
18887 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
18888 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
18889 to be nongeneral registers.
18890 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
18892 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
18893 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
18895 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18897 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
18899 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
18901 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
18902 (remove_path): Use can_remove_branch_p and remove_branch instead
18903 of loop_delete_branch_edge.
18904 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
18905 (tree_transform_and_unroll_loop): Remove dead branches immediately.
18906 Update profile using scale_dominated_blocks_in_loop.
18907 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
18908 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
18909 (can_remove_branch_p, remove_branch): Declare.
18910 * tree-cfg.c (tree_can_remove_branch_p): New function.
18911 (tree_cfg_hooks): Add tree_can_remove_branch_p.
18912 * cfgrtl.c (rtl_can_remove_branch_p): New function.
18913 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
18915 2007-02-05 Jan Hubicka <jh@suse.cz>
18917 PR middle-end/30696
18918 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
18919 nodes in cgraph, don't remove offline copy of the function.
18921 2007-02-04 Jan Hubicka <jh@suse.cz>
18923 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
18924 vectors might cause maybe_lookup_element_for_expr to be called
18925 on non-sra-candidate.
18927 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18929 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
18930 config/bfin/bfin.md, config/bfin/predicates.md: Follow
18931 spelling conventions.
18933 2007-02-04 Richard Guenther <rguenther@suse.de>
18935 PR middle-end/30636
18936 * fold-const.c (try_move_mult_to_index): Make sure to not
18937 overflow one dimension of a multi-dimensional array access.
18939 2007-02-04 Jan Hubicka <jh@suse.cz>
18941 * passes.c (init_optimization_passes): Reindent.
18943 2007-02-04 Jan Hubicka <jh@suse.cz>
18944 Eric Botcazou <ebotcazou@adacore.com>
18946 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
18947 (execute_fixup_cfg): Break out the abnormal goto code.
18948 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
18949 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
18950 (optimize_inline_calls): Call make_nonlocal_label_edges.
18952 2007-02-04 Jan Hubicka <jh@suse.cz>
18954 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
18955 true when something was changed.
18956 (rename_ssa_copies): When something was changed, do
18957 TODO_remove_unused_locals.
18958 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
18959 add TODO_remove_unused_locals when instruction was removed.
18961 2007-02-04 Jan Hubicka <jh@suse.cz>
18963 * ipa-inline.c (try_inline): Improve debug output; work on already
18965 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
18966 call try_inline for already inlined edges too when flattening;
18967 inline also functions that make callee growth but overall unit size
18970 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18972 * config/m32c/bitops.md, config/m32c/jump.md,
18973 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
18974 config/m32r/m32r.h, config/m32r/m32r.md,
18975 config/m32r/predicates.md, config/m68hc11/larith.asm,
18976 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
18977 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
18978 config/mips/mips-protos.h, config/mips/mips.c,
18979 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
18980 config/mn10300/mn10300.h, config/mn10300/predicates.md,
18981 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
18982 spelling conventions.
18984 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
18985 Follow spelling conventions.
18987 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
18989 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
18990 warn about C++0x compatibility.
18992 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
18994 * config/h8300/h8300.c, config/h8300/h8300.h,
18995 config/h8300/h8300.md: Follow spelling conventions.
18997 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
18999 PR middle-end/30667
19000 * combine.c (try_combine): Do not substitute source operand
19001 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19003 2007-02-03 Jan Hubicka <jh@suse.cz>
19005 PR gcov-profile/30650
19006 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19007 do not divide by zero for never executed counters.
19008 (tree_find_values_to_profile): Fix counters.
19009 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19011 2007-02-03 Ian Lance Taylor <iant@google.com>
19013 * lower-subreg.c (simple_move_operand): New static function,
19014 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19016 (simple_move): Call simple_move_operand.
19017 (find_decomposable_subregs): Add special handling of MEMs.
19018 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19019 meaning of return value. If we see a hard register, test whether
19020 it can store a word_mode value. Change all callers.
19022 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19024 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19025 ftrapv insns and expanders.
19026 (subdi3): Change define_expand operand 1 to arith11_operand, and
19027 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19028 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19029 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19032 PR middle-end/30174
19033 * varasm.c (notice_global_symbol): Treat global objects as weak when
19034 flag_shlib is true.
19036 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19038 * emit-rtl.c (dconstpi): Delete.
19039 (dconstsqrt2): New.
19040 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19041 * real.h (dconstpi): Delete.
19042 (dconstsqrt2): New.
19043 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19044 (fold_builtin_hypot): Likewise.
19046 2007-02-03 Tom Tromey <tromey@redhat.com>
19049 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19050 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19052 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19054 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19055 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19056 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19057 config/rs6000/cell.md, config/rs6000/darwin.h,
19058 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19059 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19060 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19061 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19062 typos. Follow spelling conventions.
19063 * doc/invoke.texi: Follow spelling conventions.
19065 2007-02-03 Roger Sayle <roger@eyesopen.com>
19067 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19068 canonicalization transformations that attempt to simplify integer
19069 constant comparisons to become comparisons against zero.
19071 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19073 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19075 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19076 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19078 2007-02-02 Mike Stump <mrs@apple.com>
19080 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19081 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19082 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19083 generate a branch island.
19085 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19087 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19088 (xtensa_legitimate_address_p): New.
19089 (xtensa_legitimize_address): New.
19090 (xtensa_output_addr_const_extra): New.
19091 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19093 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19094 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19095 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19096 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19097 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19098 (xtensa_legitimize_address): New.
19099 (xtensa_output_addr_const_extra): New.
19101 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19103 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19105 2007-02-02 Ian Lance Taylor <iant@google.com>
19107 * expmed.c (expand_divmod): Add comment.
19109 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19111 * emit-rtl.c (renumber_insns): Remove.
19112 * flags.h: Remove the extern for flag_renumber_insns.
19113 * rtl.h: Remove the prototype for renumber_insns.
19114 * toplev.c (flag_renumber_insns): Remove.
19116 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19118 Revert for x86 darwin:
19119 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19121 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19122 code before the following patch under TARGET_MACHO.
19123 (ix86_function_value_regno_p): Likewise.
19125 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19127 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19130 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19133 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19134 loads to general or fp registers. Add comments.
19135 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19137 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19139 * pointer-set.c (insert_aux): Only return insertion slot.
19140 (pointer_set_insert): Adjust.
19141 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19142 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19143 pointer_map_traverse): New.
19144 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19145 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19146 pointer_map_contains, pointer_map_traverse): Declare.
19148 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19150 PR middle-end/30473
19151 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19152 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19154 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19156 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19158 (struct _dep): New type.
19159 (dep_t): New typedef.
19160 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19161 (DEP_STATUS): New access macro. The macro with the same name was
19162 renamed to DEP_LINK_STATUS.
19163 (dep_init): Declare function
19165 (struct _dep_link): New type.
19166 (dep_link_t): New typedef.
19167 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19168 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19169 (DEP_LINK_STATUS): New macro.
19170 (debug_dep_links): New debug function.
19172 (struct _deps_list): New type.
19173 (deps_list_t): New typedef.
19174 (DEPS_LIST_FIRST): New access macro.
19175 (FOR_EACH_DEP_LINK): New cycle macro.
19176 (create_deps_list, free_deps_list, delete_deps_list): Declare
19178 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19179 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19180 (copy_deps_list_change_con): Ditto.
19182 (move_dep_link): Declare function.
19184 (struct _dep_node): New type.
19185 (dep_node_t): New typedef.
19186 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19188 (struct haifa_insn_data.back_deps): New field to hold backward
19189 dependencies of the insn.
19190 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19192 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19193 Change its type to deps_list_t.
19194 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19195 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19196 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19198 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19200 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19202 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19204 (dep_cost): Declare.
19206 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19207 (ds_to_dk, dk_to_ds): New functions.
19209 (init_dep_1): New static function.
19210 (init_dep): New function.
19211 (copy_dep): New static function.
19213 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19215 (detach_dep_link): New static function.
19216 (move_dep_link): New function.
19218 (dep_links_consistent_p, dump_dep_links): New static functions.
19219 (debug_dep_links): New debugging function.
19221 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19223 (alloc_deps_list, init_deps_list): New static functions.
19224 (create_deps_list): New function.
19225 (clear_deps_list): New static function.
19226 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19227 (deps_list_consistent_p, dump_deps_list): New static functions.
19228 (debug_deps_list): New function.
19229 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19231 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19233 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19234 use new scheduler dependencies lists.
19235 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19236 (sched_analyze): Ditto. Initialize dependencies lists.
19237 (add_forw_dep, compute_forward_dependences): Update to use new
19238 scheduler dependencies lists.
19240 (init_dependency_caches): Init deps_obstack.
19241 (free_dependency_caches): Free deps_obstack.
19243 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19244 new scheduler dependencies lists.
19245 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19246 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19248 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19249 Update to use new scheduler dependencies lists.
19250 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19251 (debug_dependencies): Ditto.
19252 (schedule_region): Update comments.
19254 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19255 scheduler dependencies lists.
19256 (schedule_ebb): Update comments.
19258 * rtl.def (DEPS_LIST): Remove.
19260 * lists.c (unused_deps_list): Remove.
19261 (free_list): Update assertions.
19263 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19264 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19266 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19267 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19269 * haifa-sched.c (comments): Update.
19270 (insn_cost1): Remove. Inline the code into insn_cost ().
19271 (insn_cost): Update to use new scheduler dependencies lists. Move
19272 processing of the dependency cost to dep_cost ().
19273 (dep_cost): New function. Use it instead of insn_cost () when
19274 evaluating cost of the dependency. Use compatible interface to
19275 interact with the target.
19276 (priority): Update to use new scheduler dependencies lists.
19277 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19278 with greater number of insns that depend on the insn.
19279 (schedule_insn): Update to use new scheduler dependencies lists. Add
19280 code to free backward dependencies lists. Inline and optimize code
19281 from resolve_dep () - see PR28071.
19282 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19283 lists. Update call to targetm.sched.is_costly_dependence hook.
19285 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19286 scheduler dependencies lists.
19288 (resolve_dep): Remove. Move the logic to schedule_insn ().
19289 (init_h_i_d): Initialize dependencies lists.
19291 (process_insn_depend_be_in_spec): Rename to
19292 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19293 dependencies lists.
19294 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19295 Update to use new scheduler dependencies lists.
19296 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19298 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19299 new scheduler dependencies lists.
19300 (build_intra_loop_deps): Ditto.
19302 * target.h (struct _dep): Declare to use in
19303 gcc_target.sched.is_costly_dependence.
19304 (struct gcc_target.sched.adjust_cost): Fix typo.
19305 (struct gcc_target.sched.is_costly_dependence): Change signature to
19306 use single dep_t parameter instead of an equivalent triad.
19307 (struct gcc_target.sched.adjust_cost_2): Remove.
19309 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19311 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19313 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19315 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19317 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19318 (REG_DEP_TRUE): Document.
19320 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19321 Change signature to correspond to the targetm.sched.adjust_cost hook.
19322 Update use in TARGET_SCHED_ADJUST_COST_2.
19323 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19324 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19325 new scheduler dependencies lists.
19326 (ia64_gen_check): Ditto.
19328 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19329 scheduler dependencies lists.
19331 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19332 signature to correspond to the targetm.sched.is_costly_dependence hook.
19333 (is_costly_group): Update to use new scheduler dependencies lists.
19335 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19336 instead of INSN_COST () macro.
19338 2007-02-01 Ian Lance Taylor <iant@google.com>
19340 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19342 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19344 * pa.md (tp_load): Correct mfctl instruction syntax.
19346 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19348 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19349 altivec_padding_size calculation on AIX. Improve comment, add
19350 assert to verify that it's right.
19352 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19355 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19357 PR inline-asm/28686
19358 * global.c (global_alloc): Add mising initialization of
19361 2007-02-01 Roger Sayle <roger@eyesopen.com>
19363 * alias.c (init_alias_analysis): Correct whitespace.
19364 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19365 partition_hot_cold_basic_blocks): Likewise.
19366 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19367 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19368 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19369 fold_builtin_snprintf_chk, fold_builtin_printf,
19370 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19371 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19372 * cfgcleanup.c (cleanup_cfg): Likewise.
19373 * cfgexpand.c (tree_expand_cfg): Likewise.
19374 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19375 * function.c (get_next_funcdef_no): Likewise.
19376 * gengtype.c (main): Likewise.
19377 * genmodes.c (main): Likewise.
19378 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19379 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19380 * ifcvt.c (noce_emit_move_insn): Likewise.
19381 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19383 * stor-layout.c (get_best_mode): Likewise.
19384 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19385 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19386 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19387 perform_var_substitution, solve_graph): Likewise.
19388 * tree-vrp.c (vrp_finalize): Likewise.
19390 2007-02-01 Ian Lance Taylor <iant@google.com>
19392 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19393 high part of a paradoxical subreg, return a constant zero.
19395 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19397 * toplev.c (lang_dependent_init): Call init_set_costs.
19398 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
19400 2007-02-01 Richard Guenther <rguenther@suse.de>
19402 PR middle-end/30656
19403 * fold-const.c (fold_negate_expr): Allow negating a
19404 constant if overflow does not change.
19406 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19408 * doc/c-tree.texi (Expression trees): Improve markup.
19409 * doc/tm.texi (Register Classes, Addressing Modes)
19410 (Floating Point): Fix spacing after abbreviations. Fix some
19413 2007-02-01 Ben Elliston <bje@au.ibm.com>
19415 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
19416 * doc/contrib.texi: Likewise.
19417 * doc/install.texi: Likewise.
19419 2007-01-31 Richard Henderson <rth@redhat.com>
19420 Ian Lance Taylor <iant@google.com>
19422 * lower-subreg.c: New file.
19423 * rtl.def (CONCATN): Define.
19424 * passes.c (init_optimization_passes): Add pass_lower_subreg and
19425 pass_lower_subreg2.
19426 * emit-rtl.c (update_reg_offset): New static function, broken out
19427 of gen_rtx_REG_offset.
19428 (gen_rtx_REG_offset): Call update_reg_offset.
19429 (gen_reg_rtx_offset): New function.
19430 * regclass.c: Revert patch of 2006-03-05, restoring
19432 (clear_reg_info_regno): New function.
19433 * dwarf2out.c (concatn_loc_descriptor): New static function.
19434 (loc_descriptor): Handle CONCATN.
19435 * common.opt (fsplit_wide_types): New option.
19436 * opts.c (decode_options): Set flag_split_wide_types when
19438 * timevar.def (TV_LOWER_SUBREG): Define.
19439 * rtl.h (gen_reg_rtx_offset): Declare.
19440 (reg_scan_update): Declare.
19441 * regs.h (clear_reg_info_regno): Declare.
19442 * tree-pass.h (pass_lower_subreg): Declare.
19443 (pass_lower_subreg2): Declare.
19444 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
19445 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
19446 -fsplit-wide-types.
19447 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
19448 * Makefile.in (OBJS-common): Add lower-subreg.o.
19449 (lower-subreg.o): New target.
19451 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19453 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
19455 2007-01-31 Anatoly Sokolov <aesok@post.ru>
19458 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
19460 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19462 PR middle-end/29335
19463 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
19465 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
19467 * cfgloop.h: Include vec-prim.h.
19468 (enum li_flags): Remove LI_ONLY_OLD.
19469 (loop_iterator): Changed.
19470 (fel_next, fel_init): Iterate over loop tree.
19471 (FOR_EACH_LOOP_BREAK): New macro.
19472 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
19474 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
19475 * modulo-sched.c (sms_schedule): Ditto.
19476 * tree-vectorizer.c (vectorize_loops): Ditto.
19477 * doc/loop.texi: Update information on loop numbering and behavior of
19478 FOR_EACH_LOOP wrto new loops.
19479 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
19480 add_to_evolution_1): Test nestedness of loops instead of comparing
19482 * tree-chrec.c (chrec_fold_plus_poly_poly,
19483 chrec_fold_multiply_poly_poly, chrec_evaluate,
19484 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
19485 reset_evolution_in_loop): Ditto.
19486 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
19488 2007-01-31 Dirk Mueller <dmueller@suse.de>
19490 * c-common.c (warn_about_parentheses): Separate warning about
19491 un-parenthized sequence of comparison operators from the one
19492 which is supposed to warn about x <= y <= z.
19494 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
19496 * optabs.h (enum optab_index): Add new OTI_isinf.
19497 (isinf_optab): Define corresponding macro.
19498 * optabs.c (init_optabs): Initialize isinf_optab.
19499 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
19501 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
19502 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
19504 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
19505 expand_builtin_interclass_mathfn.
19506 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
19507 * config/i386/i386.md (UNSPEC_FXAM): New constant.
19508 (fxam<mode>2_i387): New insn pattern.
19509 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
19510 built-in functions as x87 inline asm.
19512 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19514 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
19516 2007-01-30 Eric Christopher <echristo@apple.com>
19518 * config.gcc: Add geode.
19520 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
19522 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
19523 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
19524 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
19525 value-prof.c: Fix comment typos.
19527 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19530 * doc/invoke.texi (Wpointer-arith): Document warning.
19532 2007-01-30 Janis Johnson <janis187@us.ibm.com>
19534 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
19535 the list of discrepancies from the draft TR.
19537 2007-01-30 Dirk Mueller <dmueller@suse.de>
19540 * doc/invoke.texi (-Wreturn-type): Update description to
19541 match new behavior.
19543 2007-01-30 Richard Sandiford <richard@codesourcery.com>
19545 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
19547 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
19549 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
19550 to handle optabs that operate on floating point input argument and
19551 output to integer output.
19552 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
19553 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
19554 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
19555 expand_builtin_interclass_mathfn ().
19556 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
19557 (ilogbsi2): Remove.
19558 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
19559 ilogbl built-in functions as x87 intrinsics.
19561 2007-01-30 Richard Guenther <rguenther@suse.de>
19563 PR middle-end/27657
19564 * dwarf2out.c (reference_to_unused): Query varpool if the
19565 variable was output.
19567 2007-01-30 Richard Guenther <rguenther@suse.de>
19569 PR middle-end/30313
19570 * passes.c (execute_one_pass): Reset in_gimple_form to not
19571 confuse non-unit-at-a-time mode.
19573 2007-01-29 Roger Sayle <roger@eyesopen.com>
19574 Richard Guenther <rguenther@suse.de>
19576 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
19577 avoid undefined behaviour on overflow. Use force_fit_type_double
19578 to construct the constant with the specified TREE_OVERFLOW.
19580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19582 * config/dfp-bit.c: Add parameterized support for fp exceptions.
19583 * config/dfp-bit.h: Ditto.
19585 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19587 * c-decl.c (pop_scope): Replace warnings with call to
19588 warn_for_unused_label.
19589 * c-common.h (warn_for_unused_label): Declare.
19590 * c-common.c (warn_for_unused_label): Define.
19592 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19594 * tree-optimize.c (update_inlined_to_pointers): Delete unused
19597 2007-01-29 Janis Johnson <janis187@us.ibm.com>
19599 * Makefile.in (USER_H): Remove decfloat.h.
19600 * ginclude/decfloat.h: Delete, moving contents to ...
19601 * ginclude/float.h: Add support for decimal floating point,
19602 guarded by __STDC_WANT_DEC_FP__.
19604 2007-01-29 Mike Stump <mrs@apple.com>
19606 * doc/gccint.texi (Top): Rename Loop Representation to Loop
19607 Analysis and Representation to resolve case insensitive conflict.
19608 * doc/loop.texi (Loop Analysis and Representation): Likewise.
19610 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
19612 * tree.h (struct tree_memory_tag): Add aliases member.
19613 (MTAG_ALIASES): New macro.
19614 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
19615 (add_may_alias): Remove pointer-set. Update for may_aliases being
19617 (mark_aliases_call_clobbered): Update for may_aliases being a
19619 (compute_tag_properties): Ditto.
19620 (create_partition_for): Ditto.
19621 (compute_memory_partitions): Ditto.
19622 (dump_may_aliases_for): Ditto.
19623 (is_aliased_with): Ditto.
19624 (add_may_alias_for_new_tag): Ditto.
19625 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
19626 (compute_is_aliased): New function.
19627 (compute_may_aliases): Call compute_is_aliased).
19628 (init_alias_info): Initialize alias_bitmap_obstack.
19629 (union_alias_set_into): New function.
19630 (compute_flow_sensitive_aliasing): Use union_aliases_into.
19631 (have_common_aliases_p): Rewrite to take two bitmaps and use
19633 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
19634 Update for bitmaps.
19635 (finalize_ref_all_pointers): Update for add_may_alias changes.
19636 (new_type_alias): Ditto.
19637 * tree-flow-inline.h (may_aliases): Return a bitmap.
19638 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
19639 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
19640 may_aliases being a bitmap.
19641 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
19642 may_aliases now returns a bitmap.
19643 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
19645 * tree-ssa-operands.c (add_virtual_operand): Update for
19646 may_aliases being a bitmap.
19648 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
19650 PR tree-optimization/30630
19651 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
19652 variable as changed.
19654 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
19657 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
19658 expanded only once even if an error occurs.
19660 2007-01-29 Ben Elliston <bje@au.ibm.com>
19662 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
19663 (__gcov_average_profiler): Likewise.
19664 (__gcov_ior_profiler): Likewise.
19665 (__gcov_merge_ior): Likewise.
19667 2007-01-28 Jan Hubicka <jh@suse.cz>
19669 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
19670 * value-prof.c (stringop_block_profile): Likewise.
19672 2007-01-28 Jan Hubicka <jh@suse.cz>
19674 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
19675 Add variant handling histograms; add wrapper.
19676 (clear_storage_via_libcall): Export.
19677 (emit_block_move_hints): Break out from ...; add histograms.
19678 (emit_block_move): ... this one.
19679 (clear_storage_hints): Break out from ...; add histograms.
19680 (clear_storage): ... this one.
19681 (set_storage_via_memset): Handle histogram.
19682 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
19683 (clear_storage_hints, clear_storage_via_libcall): Declare.
19684 (set_storage_via_setmem): Update prototype.
19685 * doc/md.texi (movmem, setmem): Document new arguments.
19687 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
19688 Add new histograms.
19689 (stringop_block_profile): New global function.
19690 (tree_stringops_values_to_profile): Profile block size and alignment.
19691 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
19693 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
19694 (stringop_block_profile): Declare.
19695 * builtins.c: Include value-prof.h.
19696 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
19697 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
19698 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
19699 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
19700 * profile.c (instrument_values): Add new counters.
19701 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
19703 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
19704 (tree_init_edge_profiler): Build new profilers.
19705 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
19706 (pass_tree_profile): Add dump.
19707 (tree_profile_hooks): Update.
19708 * Makefile.in (LIBGCOV): Add new constants.
19709 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
19710 __gcov_ior_profiler): New.
19711 * i386.md (movmem/setmem expanders): Add new optional arguments.
19713 2007-01-28 David Edelsohn <edelsohn@gnu.org>
19715 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
19717 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19719 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
19720 (tree_unswitch_single_loop): Pass eni_size_weights to
19721 tree_num_loop_insns.
19722 * tree-ssa-loop-manip.c: Include tree-inline.h.
19723 (can_unroll_loop_p): Pass eni_size_weights to
19724 tree_num_loop_insns.
19725 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
19726 Pass eni_size_weights to estimate_num_insns.
19727 * tree.h (init_inline_once): Export.
19728 * toplev.c (backend_init): Call init_inline_once.
19729 * cgraphunit.c (cgraph_process_new_functions,
19730 cgraph_analyze_function): Pass eni_inlining_weights to
19731 estimate_num_insns.
19732 * ipa-inline.c (compute_inline_parameters): Ditto.
19733 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
19734 to estimate_num_insns.
19735 (try_unroll_loop_completely): Pass eni_size_weights to
19736 tree_num_loop_insns.
19737 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
19738 ot estimate_num_insns.
19739 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
19740 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
19741 * tree-inline.c (eni_inlining_weights, eni_size_weights,
19742 eni_time_weights): New variables.
19743 (init_inline_once): Initialize them.
19744 (struct eni_data): Mew.
19745 (estimate_num_insns_1, estimate_num_insns): Use weights.
19746 * tree-inline.h (struct eni_weights_d): New.
19747 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
19748 (estimate_num_insns): Declaration changed.
19749 * cfgloop.h (tree_num_loop_insns): Declaration changed.
19750 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
19751 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
19753 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
19755 * tree-data-ref.c (conflict_fn): Assert that the number of affine
19756 relations in the conflict function is valid.
19758 2007-01-27 Ian Lance Taylor <iant@google.com>
19760 * common.opt: Add fstrict-overflow.
19761 * opts.c (decode_options): Set flag_strict_overflow if -O2.
19762 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
19763 (TYPE_OVERFLOW_UNDEFINED): Define.
19764 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
19766 * tree.h (TYPE_TRAP_SIGNED): Don't define.
19767 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
19768 (fold_negate_expr): Likewise.
19769 (make_range): Likewise.
19770 (extract_muldiv_1): Likewise.
19771 (maybe_canonicalize_comparison): Likewise.
19772 (fold_comparison): Likewise.
19773 (fold_binary): Likewise.
19774 (tree_expr_nonnegative_p): Likewise.
19775 (tree_expr_nonzero_p): Likewise.
19776 * tree-vrp.c (compare_values): Likewise.
19777 (extract_range_from_binary_expr): Likewise.
19778 (extract_range_from_unary_expr): Likewise.
19779 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
19781 (nowrap_type_p): Likewise.
19782 * tree-scalar-evolution.c (simple_iv): Likewise.
19783 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
19784 (build_range_check): Likewise.
19785 (extract_muldiv_1): Likewise.
19786 (fold_comparison): Likewise.
19787 * tree-vrp.c (vrp_int_const_binop): Likewise.
19788 (extract_range_from_unary_expr): Likewise.
19789 * convert.c (convert_to_integer): Likewise.
19790 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
19791 (fold_comparison): Likewise.
19792 (fold_binary): Likewise.
19793 * optabs.c (optab_for_tree_code): Likewise.
19794 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
19795 * simplify-rtx.c (simplify_const_relational_operation): Check
19796 flag_strict_overflow and flag_trapv.
19797 (simplify_const_relational_operation): Likewise.
19798 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
19799 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
19802 2007-01-27 Roger Sayle <roger@eyesopen.com>
19804 * tree.c (tree_fold_gcd): Delete.
19805 * tree.h (tree_fold_gcd): Remove prototype.
19806 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
19807 test whether one constant integer is a multiple of another. Instead
19808 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
19809 * fold-const.c (multiple_of_p): We've determined both TOP and
19810 BOTTOM are integer constants so we can call int_const_binop directly
19811 instead of the more generic const_binop.
19813 2007-01-27 Roger Sayle <roger@eyesopen.com>
19815 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
19816 1*X check that the constant hasn't overflowed, to preserve the
19818 (round_up): Provide an efficient implementation when rouding-up an
19819 INTEGER_CST to a power-of-two.
19821 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19823 * doc/sourcebuild.texi: Add comma for clarity.
19824 * doc/extend.texi: Fix some typos.
19825 * doc/passes.texi: Likewise.
19826 * doc/cppinternals.texi: Likewise.
19827 * doc/c-tree.texi: Likewise.
19828 * doc/tree-ssa.texi: Likewise.
19829 * doc/install.texi: Likewise.
19831 2007-01-27 Jan Hubicka <jh@suse.cz>
19833 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
19834 (pass_sra): Do not require alias information.
19835 * passes.c (init_optimization_passes): Add SRA
19837 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
19839 * tracer.c (rest_of_handle_tracer): We already cleaned
19840 up the CFG in tracer() so don't do it here again.
19841 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
19842 cleanup_cfg here, either. And don't call renumber_insns.
19844 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
19845 and BB_HEAD are in the insn stream here. Instead make sure
19846 that BB_INSN is valid on all insns. Also, do check here that
19847 there are no pending branch predictions...
19848 (rtl_verify_flow_info): ...instead of doing it here. Checks
19849 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
19852 2007-01-26 Roger Sayle <roger@eyesopen.com>
19854 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
19855 function to simplify/factorize operand order canonicalization.
19856 (ix86_fixup_binary_operands): Reorganize using the above function.
19857 (ix86_binary_operator_ok): Likewise.
19859 2007-01-27 Jakub Jelinek <jakub@redhat.com>
19861 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
19862 file scope from optimize_attrs.
19863 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
19865 (optimize_attrs): Clear insn_code_values after freeing it.
19867 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19869 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
19870 a parts.base assignment.
19872 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
19874 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
19875 (compute_subscript_distance, initialize_data_dependence_relation,
19876 finalize_ddr_dependent, analyze_ziv_subscript,
19877 analyze_siv_subscript_cst_affine,
19878 compute_overlap_steps_for_affine_univar,
19879 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
19880 analyze_siv_subscript, analyze_miv_subscript,
19881 analyze_overlapping_iterations, subscript_dependence_tester_1,
19882 compute_self_dependence, free_dependence_relation): Work
19883 with affine_fn instead of chrecs.
19884 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
19885 common_affine_function, affine_function_base,
19886 affine_function_constant_p, affine_fn_op, affine_fn_plus,
19887 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
19888 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
19889 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
19890 (all_chrecs_equal_p): Removed.
19891 * tree-data-ref.h (affine_fn, conflict_function): New types.
19892 (struct subscript): Change type of conflicting_iterations_in_a
19893 and conflicting_iterations_in_b.
19895 2007-01-26 Steve Ellcey <sje@cup.hp.com>
19898 * config/pa/pa.h (TARGET_HPUX_11): New.
19899 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
19900 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
19902 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
19903 Richard Guenther <rguenther@suse.de>
19905 * tree-ssa-structalias.c (solve_graph): Handle case
19906 we merged the variable to another.
19908 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19910 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
19913 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
19914 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
19916 2007-01-25 DJ Delorie <dj@redhat.com>
19918 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
19919 allow changes to modes which don't fit in those registers.
19921 * reload1.c (choose_reload_regs): Check for invalid subregs before
19922 computing their locations, not after.
19924 2007-01-25 Geoffrey Keating <geoffk@apple.com>
19927 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
19928 save Altivec registers in an eh_return function.
19929 (compute_vrsave_mask): Likewise.
19930 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
19931 for saving Altivec registers.
19932 (rs6000_emit_prologue): Don't allocate stack twice in
19933 eh_return function. Correct expected value of altivec_save_offset
19934 when using save_world. Describe save of R0 to stack when using
19935 save_world. Describe stack pointer adjustment when using
19936 save_world. Remove duplicated eh_return parameter register saving.
19937 Update sp_offset variable after save_world.
19938 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
19940 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
19941 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
19944 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19946 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
19948 2007-01-25 Steve Ellcey <sje@cup.hp.com>
19951 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
19952 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
19954 2007-01-25 Richard Guenther <rguenther@suse.de>
19956 * doc/invoke.texi (-Wcoverage-mismatch): Document.
19957 * common.opt (-Wcoverage-mismatch): New warning option.
19958 * coverage.c (get_coverage_counts): Ignore coverage mismatch
19959 if -Wcoverage-mismatch is given.
19961 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
19963 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
19964 (ipcp_driver): Change to static definition.
19965 Add dumping of the ifunctions.
19966 (constant_val_insert): Remove unused parameter. Support for SSA.
19967 (ipcp_propagate_const): Support for SSA.
19968 (ipcp_profile_bb_print): Print only analyzed nodes.
19969 (ipcp_replace_map_create): Remove support for Fortran constant
19971 * ipa-prop.c (ipa_method_modify_stmt,
19972 ipa_callsite_compute_param): Support for SSA.
19973 * ipa-prop.h (ipcp_driver): Remove declaration.
19974 (IS_VALID_TREE_MAP_INDEX): Add define.
19976 2007-01-24 Geoffrey Keating <geoffk@apple.com>
19978 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
19980 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19982 PR middle-end/30447
19983 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
19984 constant argument to cabs and do it without checking for
19985 -funsafe-math-optimizations.
19987 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
19989 * c-common.h (RID_FIRST_CXX0X): New.
19990 (RID_LAST_CXX0X): New.
19991 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
19993 * c.opt (Wc++0x-compat): New.
19994 * doc/invoke.texi (-Wc++0x-compat): Document.
19996 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19998 * builtins.c (fold_builtin_carg): New.
19999 (fold_builtin_1): Use it.
20001 2007-01-24 Jan Hubicka <jh@suse.cz>
20003 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20005 * ipa-inline.c (initial_insns, max_insns): Delete.
20006 (compute_max_insns): New function.
20007 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20008 amount of insns as base for code growth.
20009 (cgraph_decide_inlining): Make initial_insns local; do not compute
20011 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20012 * doc/invoke.texi (inline-unit-growth): Update docs.
20014 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20016 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20017 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20018 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20019 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20020 for CPUs that have PTA_CX16 set.
20022 PR middle-end/27416
20023 * gimplify.c (omp_check_private): New function.
20024 (gimplify_scan_omp_clauses): Use it for
20025 firstprivate/lastprivate/reduction.
20027 PR middle-end/30494
20028 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20029 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20031 PR middle-end/30421
20032 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20033 If lower_lastprivate_clauses emits some statements, append them
20034 to dlist rather than body_p and to body_p append an initializer.
20035 (lower_omp_for): Adjust caller.
20037 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20039 * target.h (globalize_decl_name): New.
20040 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20041 * output.h (default_globalize_decl_name): New.
20042 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20044 (globalize_decl): Ditto.
20045 (default_globalize_decl_name): New.
20046 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20047 (ia64_handle_version_id_attribute): New.
20048 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20049 (ia64_asm_output_external): Use globalize_decl_name instead
20050 of globalize_label.
20051 * doc/extend.texi (version_id): New pragma.
20052 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20054 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20056 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20057 _uleb128_t and _Unwind_SWord with _sleb128_t.
20058 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20059 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20061 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20062 * unwind-pe.h (read_uleb128, read_sleb128,
20063 read_encoded_value_with_base): Likewise.
20064 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20066 2007-01-24 Richard Guenther <rguenther@suse.de>
20068 * builtins.c (expand_builtin_cexpi): Get the fndecl
20069 for cexp in the correct way.
20071 2007-01-24 Jan Hubicka <jh@suse.cz>
20073 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20076 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20078 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20079 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20080 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20081 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20082 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20083 __SIZEOF_PTRDIFF_T__.
20084 * doc/cpp.texi: Documentation for the new builtin macros added.
20086 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20088 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20089 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20090 instead of operands[2] to avoid access past the end of array.
20092 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20094 * reload1.c (emit_reload_insns): Pass the reload register
20095 for a non-spill output reload through forget_old_reloads_1.
20097 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20100 _SOFT_DOUBLE if doubles use software floating-point.
20101 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20102 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20103 * config/rs6000/darwin-ldouble.c: Also compile functions for
20104 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20105 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20106 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20107 commented-out long double override.
20108 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20109 * config/rs6000/eabispe.h: Likewise.
20110 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20111 long double for non-SPE.
20112 (rs6000_handle_option): Likewise.
20113 (invalid_e500_subreg): Disallow more subregs involding DImode,
20114 DFmode, TImode or TFmode.
20115 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20117 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20119 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20120 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20122 (rs6000_legitimate_address): Also check for TFmode for E500
20124 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20125 (spe_build_register_parallel): Handle TFmode and TCmode.
20126 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20128 (function_arg): Handle TFmode and TCmode for E500 double.
20129 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20131 (print_operand): Handle TFmode and TImode for %y.
20132 (rs6000_generate_compare): Handle TFmode comparisons for E500
20134 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20135 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20136 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20137 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20138 TFmode for E500 double.
20139 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20140 (floatsidf2): Enable for E500 double.
20141 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20142 (extenddftf2): Change to extenddftf2_fprs.
20143 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20144 depending on TARGET_E500_DOUBLE.
20145 (extendsftf2): Enable for E500 double.
20146 (trunctfdf2): Enable for E500 double.
20147 (trunctfsf2): Change to trunctfsf2_fprs.
20148 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20149 depending on TARGET_E500_DOUBLE.
20150 (floatsitf2): Enable for E500 double.
20151 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20152 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20153 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20154 (negtf2): Change to negtf2_internal.
20155 (negtf2): New expander.
20156 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20157 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20158 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20159 (movdi_internal32): Use rs6000_nonimmediate_operand.
20160 (unnamed splitter): Likewise.
20161 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20162 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20163 (SPE64TF, DITI): New mode macros.
20164 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20167 (frob_<mode>_di_2): New.
20168 (frob_tf_di_8_2): New.
20169 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20171 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20173 (frob_ti_<mode>_8_2): New.
20174 (frob_ti_tf_2): New.
20175 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20176 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20178 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20179 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20180 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20181 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20182 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20183 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20186 2007-01-23 Ian Lance Taylor <iant@google.com>
20188 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20190 (OBJS-archive): Reformat, alphabetize.
20191 (OBJS): Change out_object_file to OBJS-md.
20193 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20195 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20196 JUMP_P and CALL_P predicates where applicable.
20197 * config/i386/i386.c: Ditto.
20198 * config/i386/i386.md: Ditto.
20199 * config/i386/mmx.md: Ditto.
20200 * config/i386/predicates.md: Ditto.
20202 2007-01-22 Andreas Schwab <schwab@suse.de>
20204 * config/m68k/m68k.h: Fix comment.
20206 2007-01-22 Jan Hubicka <jh@suse.cz>
20208 * passes.c (init_optimization_passes): Do not rerun
20209 pass_early_warn_uninitialized.
20211 2007-01-22 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/30038
20214 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20216 (execute_cse_sincos_1): Likewise.
20217 (execute_cse_sincos): Likewise.
20218 (gate_cse_sincos): Likewise.
20219 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20220 the cexpi() canonicalization of sincos().
20221 * tree-pass.h (pass_cse_sincos): Declare.
20222 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20224 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20226 PR rtl-optimization/29329
20227 * combine.c (replaced_rhs_insn): Rename to i2mod.
20228 (replaced_rhs_value): Rename to i2mod_new_rhs.
20229 (i2mod_old_rhs): New global variable.
20230 (combine_instructions): Adjust for above change. Save a copy of
20231 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20232 note are substituted in the second instruction.
20233 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20234 ditch the note if it pertains to the second eliminated register
20235 and this register is mentioned in i2mod_old_rhs.
20238 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20240 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20241 the insn to which the note was originally attached.
20243 2007-01-21 Jan Hubicka <jh@suse.cz>
20245 * ipa-inline.c (inlining_mode): Comment, move up.
20246 (cgraph_decide_inlining_incrementally): Do not perform inlining
20247 itself; fix handling of flattening of self recursive functions.
20248 (cgraph_find_cycles): Remove.
20249 (cgraph_flatten_node): Remove.
20250 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20251 (try_inline): New function.
20252 (cgraph_early_inlining): Update call of
20253 cgraph_decide_inlining_incrementally. Apply inlining here.
20254 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20256 2007-01-21 Dirk Mueller <dmueller@suse.de>
20259 * tree-vrp.c (check_array_bounds): do not warn
20260 about ADDR_EXPR's of ARRAY_REF's which are immediately
20261 used in binary expressions.
20263 2007-01-21 Ira Rosen <irar@il.ibm.com>
20265 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20266 read_write_dep and macros for its access.
20267 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20268 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20269 argument, call vect_check_interleaving for every independent pair of
20270 data-refs. Mark loads that access the same memory location as a store
20272 (vect_check_dependences): Remove.
20273 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20274 call, fix the call to vect_analyze_data_ref_dependence.
20275 (vect_analyze_data_ref_access): For statements that access the same
20276 data-ref, check that they are not stores; for loads, check that there
20277 is no store that access the same location.
20279 2007-01-20 Roger Sayle <roger@eyesopen.com>
20280 Joseph Myers <joseph@codesourcery.com>
20282 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20283 (-fdump-rtl-stack): Likewise.
20284 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20285 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20286 (-mpt-fixed): Use @minus{} for minus sign.
20287 (Using Precompiled Headers): Fix under/overfull hbox.
20289 2007-01-20 Jan Hubicka <jh@suse.cz>
20291 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20292 place within annotation.
20294 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20296 * pa.c (output_move_double): Change array size of xoperands to 4.
20298 2007-01-20 Jan Hubicka <jh@suse.cz>
20300 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20303 2007-01-19 Ian Lance Taylor <iant@google.com>
20305 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20306 constant to unsigned HOST_WIDE_INT before negating.
20308 2007-01-19 Ian Lance Taylor <iant@google.com>
20310 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20312 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20313 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20314 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20315 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20316 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20317 (realloc_vdef, realloc_vuse): Change second parameter to
20319 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20320 fields to unsigned.
20321 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20322 unsigned. Change x and lim locals to unsigned.
20323 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20325 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20326 (copy_virtual_operands): Change i and n locals to unsigned.
20328 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20330 PR middle-end/29335
20331 * builtins.c (fold_builtin_1): Handle builtin fdim.
20333 2007-01-20 Jan Hubicka <jh@suse.cz>
20335 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20336 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20337 init_alias_heapvars.
20338 (init_alias_heapvars): Initialize only when not already initialized.
20339 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20341 2007-01-19 Roger Sayle <roger@eyesopen.com>
20343 * common.opt (fsigned-zeros): New command line option.
20344 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20345 of flag_unsafe_math_optimizations.
20346 * opts.c (set_fast_math_flags): The -ffast-math command line option
20347 implies -fno-signed-zeros.
20348 (fast_math_flags_set_p): Likewise.
20350 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20351 the documentation of -ffast-math appropriately. Wrap long lines.
20353 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20355 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20356 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20358 2007-01-19 Tomas Bily <tbily@suse.cz>
20360 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20362 (tree_init_ic_make_global_vars): New function
20363 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20364 (tree_gen_ic_profiler): New function
20365 (tree_gen_ic_func_profiler): New function
20366 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20367 (tree_profile_hooks): Added hook for indirec/virtual calls
20368 * value-prof.c (tree_find_values_to_profile): New case for
20370 (tree_values_to_profile): Call for determining indirect/virtual
20372 (tree_indirect_call_to_profile): New function
20373 (tree_ic_transform): New function
20374 (tree_ic): New function
20375 (find_func_by_pid): New function
20376 (init_pid_map): New function
20377 (tree_value_profile_transformations): Added check for
20378 indirect/virtual call transformation
20379 * value-prof.h (enum hist_type): New counter type for
20380 indirect/virtual calls
20381 (profile_hooks): Added new hook for profiling indirect/virtual
20383 * profile.c (instrument_values): New case for indirect/virtual
20385 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20386 (GCOV_COUNTER_V_INDIR): New counter type
20387 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20388 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20390 * cgraph.c: Definition of cgraph_max_pid
20391 (cgraph_create_node): Default init of pid attribute
20392 * cgraph.h: Declaration of cgraph_max_pid
20393 (struct cgraph_node): Added pid attribute
20394 * libgcov.c (__gcov_indirect_call_profiler): New function
20395 (__gcov_one_value_profiler_body): New function
20396 (__gcov_one_value_profiler): Body was moved to
20397 __gcov_one_value_profiler_body and calls it
20399 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
20401 * doc/gty.texi (Options): Document the mark_hook option to GTY.
20402 * gengtype.c (write_types_data, write_func_for_structure,
20403 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
20404 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
20405 (walk_type, write_func_for_structure): Generate the mark_hook if
20408 2007-01-19 Jan Hubicka <jh@suse.cz>
20410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
20411 'early' argument take inlining mode argument specifying whether to
20412 inline for size/speeed or all functions; add support for flattening;
20414 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
20416 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20419 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
20420 the name of the declared identifier.
20422 2007-01-19 Dirk Mueller <dmueller@suse.de>
20424 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
20425 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
20426 duplicate evaluation.
20428 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20430 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
20431 Macroize expander using X87MODEF12 mode macro. Extend operand 1
20432 to XFMode, use acosxf2 and truncate result to requested mode.
20433 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
20434 (asin<mode>2): Similarly, with asin expanders.
20435 (*fscalexf4_i387): Rename from *fscalexf4.
20436 (expNcorexf3): New expander.
20437 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
20438 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
20439 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
20440 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
20441 patterns for SSE math.
20442 (exp10<mode>2): Similarly, with exp10 expanders.
20443 (exp2<mode>2): Similarly, with exp2 expanders.
20444 (expm1<mode>2): Similarly, with expm1 expanders.
20445 (ldexp<mode>3): Similarly, with ldexp expanders.
20446 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
20447 Use gen_truncxf<mode>2_i387_noop to truncate result.
20449 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20451 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
20452 for ColdFire targets.
20454 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
20455 Richard Sandiford <richard@codesourcery.com>
20457 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
20458 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
20459 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
20460 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
20461 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20462 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
20464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20466 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
20467 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
20468 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
20469 (*adddi_dilshr32_cf): New pattern.
20470 (adddi3, subdi3): Remove first alternatives.
20472 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20474 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
20475 implemented using move.l, do not use its cc result for floating-point
20478 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20480 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
20481 from accepting 's' constraints if flag_pic.
20483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20485 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
20486 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
20487 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
20488 condition from TARGET_68881 to TARGET_HARD_FLOAT.
20490 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
20492 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
20493 ColdFire alternatives.
20494 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
20495 * config/m68k/m68k.md (clzsi2): Define for ColdFire
20496 architectures that support ff1 instruction.
20498 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20499 Julian Brown <julian@codesourcery.com>
20501 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
20502 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
20503 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
20506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
20508 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
20510 (output_move_const_into_data_reg, output_move_simode_const): Delete.
20511 * config/m68k/m68k.c (const_method, const_int_cost): Take a
20512 HOST_WIDE_INT instead of an rtx.
20513 (m68k_rtx_costs): Update call accordingly.
20514 (output_move_const_into_data_reg): Likewise. Fix formatting.
20515 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
20517 (output_move_simode_const): Update calls after above changes.
20518 Rework to use automatic variables and predicates like MEM_P.
20519 * config/m68k/m68k.md (pushexthisi_const): Update call to
20522 2007-01-19 Dirk Mueller <dmueller@suse.de>
20524 * tree-ssa-alias.c (perform_var_substitution): Fix typo
20525 in dump_flags test.
20527 2007-01-19 Richard Guenther <rguenther@suse.de>
20529 * builtins.c (expand_builtin_cexpi): Fall back to expanding
20530 via cexp in case sincos is not available.
20532 2007-01-19 Richard Guenther <rguenther@suse.de>
20534 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
20535 * defaults.h (TARGET_HAS_SINCOS): Default to off.
20536 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
20537 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
20538 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
20539 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
20540 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
20541 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
20543 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
20545 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
20547 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
20548 (atan2xf3): Directly generate RTL pattern.
20549 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
20550 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20551 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20552 disable patterns for SSE math.
20553 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
20554 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
20555 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20556 disable patterns for SSE math.
20558 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
20560 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
20562 2007-01-18 Roger Sayle <roger@eyesopen.com>
20564 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
20565 VIEW_CONVERT_EXPR to the same type as it's operand.
20567 2007-01-18 David Edelsohn <edelsohn@gnu.org>
20569 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
20570 configured for long double 128.
20572 2007-01-18 Mike Stump <mrs@apple.com>
20574 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
20577 2007-01-18 Michael Meissner <michael.meissner@amd.com>
20579 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
20582 2007-01-18 Jan Hubicka <jh@suse.cz>
20584 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
20585 greater than NUM_VOP_FREE_BUCKETS.
20587 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
20589 * tree-ssa-structalias.c: Update comments.
20590 (ptabitmap_obstack): Removed.
20591 (pta_obstack): New.
20592 (oldpta_obstack): Ditto.
20593 (stats): Add a few members.
20594 (struct variable_info): Remove node, complex, address_taken, and
20595 indirect_target members. Add oldsolution member.
20596 (new_var_info): Do not initialize removed members.
20597 (constraint_expr_type): Remove INCLUDES.
20598 (constraint_graph): Add size, implicit_preds, rep,
20599 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
20600 (FIRST_REF_NODE): New macro.
20601 (LAST_REF_NODE): Ditto.
20602 (FIRST_ADDR_NODE): Ditto.
20603 (find): New function.
20605 (dump_constraint): Do not handle INCLUDES.
20606 (insert_into_complex): Do not insert duplicate constraints.
20607 (condense_varmap_nodes): Renamed and rewritten into ...
20608 (merge_node_constraints): This. Also fix bug in handling of
20609 offseted copy constraints.
20610 (clear_edges_for_node): No longer need to deal with preds at all,
20611 or removing associated preds/succs.
20612 (merge_graph_nodes): Deal with indirect_cycles.
20613 Don't deal with predecessors.
20614 (add_implicit_graph_edge): New function.
20615 (add_pred_graph_edge): Ditto.
20616 (add_graph_edge): Don't deal with predecessors.
20617 (build_constraint_graph): Removed.
20618 (build_pred_graph): New function.
20619 (build_succ_graph): Ditto.
20620 (struct scc_info): Removed in_component. Added roots, dfs, and
20621 node_mapping. Remove visited_index, unification_queue.
20622 (scc_visit): Deal with union-find we do now.
20623 Deal with cycles with REF nodes.
20624 (collapse_nodes): Renamed and rewritten to ...
20625 (unify_nodes): This.
20626 (process_unification_queue): Removed.
20627 (topo_visit): Cleanup
20628 (do_da_constraint): Use find.
20629 (do_sd_constraint): Ditto.
20630 (do_ds_constraint): Ditto.
20631 (do_complex_constraint): Ditto.
20632 (init_scc_info): Update for removed and added members.
20633 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
20634 (find_indirect_cycles): This.
20635 (equivalence_class): New variable.
20636 (label_visit): New function.
20637 (perform_variable_substitution): Rewritten.
20638 (free_var_substitution_info): New function.
20639 (find_equivalent_node): Ditto.
20640 (move_complex_constraints): Ditto.
20641 (eliminate_indirect_cycles): Ditto.
20642 (solve_graph): Only propagate changed bits.
20643 Use indirect cycle elimination.
20645 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
20646 (tree_id_eq): Renamed to ...
20647 (tree_vi_eq): This. Update for member change
20648 (insert_id_for_tree): Renamed and rewritten to ...
20649 (insert_vi_for_tree): This.
20650 (lookup_id_for_tree): Renamed and rewritten to ...
20651 (lookup_vi_for_tree): This.
20652 (get_id_for_tree): Renamed and rewritten to ...
20653 (get_vi_for_tree): Ditto.
20654 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
20655 (process_constraint): Don't handle INCLUDES.
20656 Remove special ADDRESSOF case.
20657 (find_func_aliases): Rewrite to use vi functions instead of id
20659 (create_function_info_for): Ditto.
20660 (create_variable_info_for): Ditto.
20661 (intra_create_variable_infos): Ditto.
20662 (merge_smts_into): Ditto.
20663 (find_what_p_points_to): Ditto.
20664 (init_base_vars): Ditto.
20665 (init_alias_vars): Ditto.
20666 (remove_preds_and_fake_succs): New function.
20667 (dump_sa_points_to_info): Dump new stats.
20668 (dump_solution_for_var): Use find.
20669 (set_used_smts): Fix formatting.
20670 (compute_points_to_sets): Updated for new functions.
20671 (ipa_pta_execute): Ditto.
20673 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20674 Richard Sandiford <richard@codesourcery.com>
20676 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
20678 * calls.c (expand_call): If the return value is a PARALLEL,
20679 extract its first member.
20680 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
20681 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20682 use FUNCTION_EXTRA_EPILOGUE.
20683 (m68k_function_value): Return a PARALLEL if the return value
20684 is of a pointer type.
20685 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
20686 (FUNCTION_EXTRA_EPILOGUE): Remove.
20687 * config/m68k/m68k.md (D0_REG): New constant.
20689 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20691 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
20692 output a NOP for empty epilogues.
20694 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20696 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
20697 before function. Extend register save check to include all
20698 registers, not just integer ones.
20700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20702 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
20703 (m68k_use_return_insn): ...this.
20704 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
20705 * config/m68k/m68k.c (use_return_insn): Rename to...
20706 (m68k_use_return_insn): ...this.
20707 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
20708 of USE_RETURN_INSN.
20710 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20712 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
20713 nearest even, fix denormal rounding overflow.
20715 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20717 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
20718 f%$smove and f%$move.
20719 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
20720 (extendsfdf2_cf): Use fdmove instead of f%&move.
20721 (truncdfsf2_cf): Use fsmove instead of f%$smove.
20722 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
20724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20726 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
20729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20731 * real.h (real_format): Add a canonical_nan_lsbs_set field.
20732 (coldfire_single_format): Declare.
20733 (coldfire_double_format): Likewise.
20734 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
20735 of qnan_msb_set to determine the lower bits of a canonical
20737 (encode_ieee_double): Likewise.
20738 (encode_ieee_quad): Likewise.
20739 (ieee_single_format): Initialize canonical_nan_lsbs_set.
20740 (mips_single_format): Likewise.
20741 (ieee_double_format): Likewise.
20742 (mips_double_format): Likewise.
20743 (ieee_extended_motorola_format): Likewise.
20744 (ieee_extended_intel_96_format): Likewise.
20745 (ieee_extended_intel_128_format): Likewise.
20746 (ieee_extended_intel_96_round_53_format): Likewise.
20747 (ibm_extended_format): Likewise.
20748 (mips_extended_format): Likewise.
20749 (ieee_quad_format): Likewise.
20750 (mips_quad_format): Likewise.
20751 (vax_f_format): Likewise.
20752 (vax_d_format): Likewise.
20753 (vax_g_format): Likewise.
20754 (i370_single_format): Likewise.
20755 (i370_double_format): Likewise.
20756 (decimal_single_format): Likewise.
20757 (decimal_double_format): Likewise.
20758 (decimal_quad_format): Likewise.
20759 (c4x_single_format): Likewise.
20760 (c4x_extended_format): Likewise.
20761 (real_internal_format): Likewise.
20762 (coldfire_single_format): New real_format.
20763 (coldfire_double_format): Likewise.
20764 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
20765 canonical_nan_lsbs_set.
20766 (pdp11_d_format): Likewise.
20767 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
20768 if TARGET_COLDFIRE_CPU.
20770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20772 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
20773 (output_call, m68k_legitimize_call_address): Declare.
20774 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
20775 parenthesees. Add support for a 'W' constraint.
20776 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
20777 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
20778 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
20779 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
20781 (override_options): Initialize them. Do not set flag_no_function_cse
20782 for TARGET_ID_SHARED_LIBRARY.
20783 (m68k_output_pic_call): Delete.
20784 (m68k_legitimize_call_address): New function.
20785 (print_operand): Remove the %o prefix. Handle the %p prefix.
20786 (output_call): New function.
20787 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
20788 target address from the GOT if symbolic jumps are not allowed.
20789 * config/m68k/m68k.md (call, general_operand): Do not set
20790 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
20791 Merge separate flag_pic and !flag_pic define_insns into...
20792 (*call, *call_value): ...these new patterns. Match the address
20793 rather than the containing MEM and require it to be a call_operand.
20794 Use output_call to generate the asm template.
20795 * config/m68k/predicates.md (const_call_operand): New predicate.
20796 (call_operand): Likewise.
20798 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20800 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
20801 (STACK_GROWS_DOWNWARD): Define to 1.
20802 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
20803 comments, emphasizing that these values are only defaults.
20804 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
20805 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
20807 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20809 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
20811 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
20812 Richard Sandiford <richard@codesourcery.com>
20814 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
20815 (FP_REGNO_P): New macros.
20816 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
20817 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
20818 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
20819 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
20821 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20823 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20824 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
20826 * config/m68k/t-floatlib: New file, extracting common code from...
20827 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
20828 * config/m68k/t-uclinux: Here.
20829 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20830 routines on ColdFire targets.
20832 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
20834 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
20835 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
20836 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
20837 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
20838 explicitly set MOTOROLA to 1.
20839 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
20841 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20842 Nathan Sidwell <nathan@codesourcery.com>
20844 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
20845 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
20846 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
20847 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
20848 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
20849 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
20850 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
20851 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
20852 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
20853 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20854 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
20855 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
20856 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
20857 (DBX_REGISTER_NUMBER): Delete.
20858 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
20859 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
20860 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
20862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20864 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
20865 * config/flat.h: New file.
20866 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
20867 OBJECT_FORMAT_FLAT.
20868 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
20869 indirect references for -msep-data or -mid-shared-library.
20870 Do not use PC-relative code addresses either.
20871 * config/m68k/m68k.c (override_options): Restrict -fPIC error
20873 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
20874 for shared libraries and crt1.o for executables. Use crti.o and
20876 (ENDFILE_SPEC): Use crtend.o and crtn.o.
20877 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
20878 Do not add -elf2flt or -shared-lib-id options here.
20879 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
20880 Pass -shared-lib-id if -mid-shared-library, taking the library
20881 identifier from -mshared-library-id if given, otherwise
20883 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
20884 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
20885 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
20886 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
20887 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
20888 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
20890 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
20891 jump sequence for ISA A and ISA A+.
20892 (PICJUMP): Likewise.
20894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20896 * config.gcc (m68k-*-uclinux*): Base the port on the common
20897 and m68k GNU/Linux files rather than on the generic ELF ones.
20898 * config/m68k/uclinux.h (TARGET_VERSION): Override.
20899 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
20901 2007-01-18 Julian Brown <julian@codesourcery.com>
20902 Richard Sandiford <richard@codesourcery.com>
20904 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
20905 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20906 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
20908 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
20909 80 unconditionally.
20910 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
20912 2007-01-18 Richard Sandiford <richard@codesourcery.com>
20914 * doc/install.texi: Document m68k-uclinuxoldabi.
20915 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
20916 * config/m68k/uclinux-oldabi.h: New file, copied from
20917 config/m68k/uclinux.h.
20919 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
20921 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
20922 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
20923 (m32r_compute_frame_size): Use unsigned for regno.
20924 (m32r_reload_lr): Use gen_frame_mem.
20926 (m32r_output_function_epilogue): Don't output the function epilogue
20928 (m32r_expand_epilogue): New.
20929 (direct_return): Return false if the function has the interrupt
20931 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
20932 * config/m32r/m32r.md (epilogue): New expander.
20933 (return_lr, return_rte): New insns.
20934 (return): Make it expander.
20935 (return_normal): New expander.
20937 2007-01-18 Josh Conner <jconner@apple.com>
20940 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
20941 support for UNLE, UNLT, UNGE, and UNGT.
20943 2007-01-18 Jan Hubicka <jh@suse.cz>
20945 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
20946 * tree-tailcall (add_virtual_phis): Likewise.
20947 (optimize_tail_call): Return TODOs.
20948 (execute_tail_calls): Return TODOs.
20949 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
20950 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
20952 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20953 Cleanup cfg using TODO.
20954 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
20955 * passes.c (execute_function_todo): When cleanup did something, remove
20957 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
20958 (make_edges): Don't cleanup_cfg.
20960 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
20962 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
20963 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
20964 operate on the top of stack.
20965 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
20966 register handling of instructions that output to the second
20968 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
20969 (move_for_stack_reg): Special-case check for dead destination
20970 stack slot for constant load of 1.0 inside UNSPEC_TAN.
20972 * config/i386/i386.md (UNSPEC_TAN): New constant.
20973 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
20974 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
20975 to correctly model move of constant 1.0 to top stack slot.
20976 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
20977 (unnamed peephole2 pattern): Remove corresponding peephole2
20978 pattern that optimizes tan insn and loading of constant 1.0.
20979 (tanxf2): Use fptanxf4_i387.
20980 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
20981 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
20982 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
20983 disable patterns for SSE math.
20984 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
20985 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
20987 2007-01-18 Dirk Mueller <dmueller@suse.de>
20988 Richard Guenther <rguenther@suse.de>
20991 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
20992 * common.opt (Warray-bounds): Add new warning option.
20993 * c-opts.c (c_common_handle_option): Define -Warray-bounds
20995 * Makefile.in: make tree-vrp.o depend on toplev.h
20996 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
20998 (check_array_refs, check_array_bounds, check_array_ref): New.
21000 2007-01-18 Jan Hubicka <jh@suse.cz>
21002 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21003 (execute_ssa_ccp): Return flags conditionally.
21004 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21006 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21008 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21010 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21011 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21013 * Makefile.c (GTFILES): Add cfglayout.h.
21014 * gengtype.c (open_base_files): Likewise.
21015 * cfglayout.c (cfg_layout_function_footer,
21016 cfg_layout_function_header) Reindent to make gengtype happy.
21017 * cfglayout.h (cfg_layout_function_footer,
21018 cfg_layout_function_header): Add GTY(()) marker.
21020 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21022 2007-01-18 Ben Elliston <bje@au.ibm.com>
21024 * genautomata.c (write_automata): Include xstrerror output in the
21025 error message if writing the DFA description file fails.
21027 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21029 * config/mips/mips-protos.h (mips_output_external): Make it
21031 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21032 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21033 (extern_list): Likewise.
21034 (extern_head): Likewise.
21035 (TARGET_ASM_FILE_END): Likewise.
21036 (mips_file_end): Likewise.
21037 (mips_output_external): Rewritten.
21039 2007-01-18 Ben Elliston <bje@au.ibm.com>
21041 * genpreds.c (write_insn_preds_c): Only write out the function
21042 body for regclass_for_constraint if we have register constraints.
21044 2007-01-17 Tom Tromey <tromey@redhat.com>
21046 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21047 * doc/install.texi (Testing): Use sourceware.org.
21048 (Binaries): Likewise.
21049 (Specific): Likewise.
21050 * doc/contrib.texi (Contributors): Use sourceware.org.
21052 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21054 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21055 (AVR_ENHANCED): Rename to ...
21056 (AVR_HAVE_MUL): ... new.
21057 (avr_enhanced_p): Rename to ...
21058 (avr_have_mul_p): ... new.
21059 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21060 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21061 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21062 (avr_have_mul_p): ... new.
21063 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21064 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21065 'avr_enhanced_p' and 'enhanced'.
21066 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21067 AVR_HAVE_MUL instead of AVR_ENHANCED.
21068 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21069 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21070 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21071 instead of AVR_ENHANCED.
21072 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21073 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21074 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21076 2007-01-17 Ian Lance Taylor <iant@google.com>
21078 * vec.h (VEC_reserve_exact): Define.
21079 (vec_gc_p_reserve_exact): Declare.
21080 (vec_gc_o_reserve_exact): Declare.
21081 (vec_heap_p_reserve_exact): Declare.
21082 (vec_heap_o_reserve_exact): Declare.
21083 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21085 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21086 negative parameter.
21087 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21088 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21089 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21090 * vec.c (calculate_allocation): Add exact parameter. Change all
21092 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21093 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21094 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21095 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21096 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21097 (vec_heap_p_reserve_exact): New function.
21098 (vec_heap_o_reserve_exact): New function.
21100 2007-01-17 Jan Hubicka <jh@suse.cz>
21102 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21104 2007-01-17 Eric Christopher <echristo@apple.com>
21106 * config.gcc: Support core2 processor.
21108 2007-01-16 Jan Hubicka <jh@suse.cz>
21110 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21111 the names, just unlink the chain so we don't crash on dangling
21115 2007-01-16 Jan Hubicka <jh@suse.cz>
21117 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21118 * tree-pass.h: Reorder to make IPA passes appear toegher.
21119 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21121 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21122 parameters, do not call early inliner.
21123 * ipa-inline.c: Update comments. Include tree-flow.h
21124 (cgraph_decide_inlining): Do not compute inlining parameters.
21125 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21126 be called with function context set up.
21127 (pass_ipa_inline): Remove unreachable functions before pass.
21128 (cgraph_early_inlining): Simplify assuming to be called from the
21130 (pass_early_inline): New pass.
21131 (cgraph_gate_ipa_early_inlining): New gate.
21132 (pass_ipa_early_inline): Turn into simple wrapper.
21133 (compute_inline_parameters): New function.
21134 (gate_inline_passes): New gate.
21135 (pass_inline_parameters): New pass.
21136 (apply_inline): Move here from tree-optimize.c
21137 (pass_apply_inline): New pass.
21138 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21140 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21141 doing them by hand.
21142 (tree_function_versioning): Do not allocate dummy struct function.
21143 * tree-inline.h (optimize_inline_calls): Update prototype.
21144 * tree-optimize.c (execute_fixup_cfg): Export.
21145 (pass_fixup_cfg): Remove
21146 (tree_rest_of_compilation): Do not apply inlines.
21147 * tree-flow.h (execute_fixup_cfg): Declare.
21148 * Makefile.in (gt-passes.c): New.
21149 * passes.c: Include gt-passes.h
21150 (init_optimization_passes): New passes.
21151 (nnodes, order): New static vars.
21152 (do_per_function_toporder): New function.
21153 (execute_one_pass): Dump current pass here.
21154 (execute_ipa_pass_list): Don't dump current pass here.
21156 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21158 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21159 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21161 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21163 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21164 (strong_alias): Define.
21165 (__gcc_qmul): Provide non-FMA for soft-float.
21166 (__gcc_qdiv): Same.
21171 (__gcc_qunord): New.
21181 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21182 soft-float functions.
21183 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21184 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21185 about long double soft float.
21187 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21188 Tehila Meyzels <tehila@il.ibm.com>
21190 * tree-vectorizer.h (is_pattern_stmt_p): New.
21191 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21192 formatting (tabs instead of spaces). Cleanup and clarify setting
21193 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21194 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21195 (vectorizable_type_demotion): Check that types are integral.
21196 (vectorizable_type_promotion): Likewise.
21197 (vectorizable_store): Fix typo. Eliminate new-line at end of
21200 2007-01-16 Jan Hubicka <jh@suse.cz>
21202 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21205 2007-01-15 Eric Christopher <echristo@apple.com>
21207 * ifcvt.c: Include vec.h, vecprim.h.
21208 (check_cond_move_block): New argument regs.
21209 Reorganize. Add registers used to regs.
21210 (cond_move_process_if_block): Use regs set above as
21213 2007-01-15 Eric Christopher <echristo@apple.com>
21215 * config/darwin.h: Update copyright.
21216 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21217 (LINK_COMMAND_SPEC): Add -u.
21218 (LINK_SPEC): Fix umbrella for above.
21220 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21222 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21225 2007-01-15 Tom Tromey <tromey@redhat.com>
21227 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21228 * doc/install.texi (Testing): Don't mention jacks.
21229 (Configuration): Document --enable-java-maintainer-mode. Move
21230 --with-java-home to libgcj-specific section. Document
21232 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21234 2007-01-15 Jan Hubicka <jh@suse.cz>
21236 * tree-ssa-dce.c (DCE_TODOs): New.
21237 (propagate_necessity): Return if something changed.
21238 (eliminate_unnecessary_stmts): Likewise.
21239 (perform_tree_ssa_dce): Return TODO flags when needed.
21240 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21242 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21244 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21245 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21246 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21247 patterns using X87MODEF12 mode macro. Extend operand 1
21248 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21249 (log10<mode>2): Ditto.
21250 (log2<mode>2): Ditto.
21251 (log1p<mode>2): Ditto.
21252 (logb<mode>2): Ditto.
21253 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21254 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21255 (*fxtractxf3_i387): Rename from *fxtractxf3.
21256 (fxtract_extend<mode>xf3_i387): New insn pattern.
21257 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21258 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21259 and gen_fyl2xxf3_i387().
21261 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21263 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21264 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21265 get_loop_exit_edges. Changed return type to bool.
21266 * cfgloop.h (fix_loop_placement): Declaration removed.
21268 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21270 * param.h (MIN_VECT_LOOP_BOUND): New.
21271 * params.def (MIN_VECT_LOOP_BOUND): New.
21272 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21273 argument - minimum threshold for number of iterations.
21274 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21275 argument to declaration.
21276 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21277 MIN_VECT_LOOP_BOUND.
21278 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21279 slpeel_tree_peel_loop_to_edge with additional argument.
21280 (vect_do_peeling_for_alignment): Likewise.
21281 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21283 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21286 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21287 operands of size 1.
21289 2007-01-14 Jan Hubicka <jh@suse.cz>
21291 * tree-dfa.c (remove_referenced_var): New function.
21292 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21293 prune referenced vars list too.
21294 * tree-flow.h (remove_referenced_var): Declare.
21296 2007-01-14 Jan Hubicka <jh@suse.cz>
21298 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21300 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21301 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21302 * except.h (verify_eh_throw_table_statements): Kill prototype.
21303 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21304 into call exrepssions.
21305 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21307 * tree-cfg.c: Include pointer-set.h.
21308 (verify_node_sharing): Work on pointer set.
21309 (verify_eh_throw_stmt_node): New.
21310 (verify_stmts): Use pointers sets, verify throw_stmt.
21312 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21314 * ipa-reference.c (analyze_function): Consider also addresses taken
21317 2007-01-12 Roger Sayle <roger@eyesopen.com>
21319 * c-typeck.c (null_pointer_constant_p): Replace use of
21320 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21321 (build_c_cast): Likewise.
21323 2007-01-12 Roger Sayle <roger@eyesopen.com>
21325 * tree.h (force_fit_type_double): Remove unused final argument.
21326 * c-common.c (constant_expression_warning): Replace use of
21327 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21328 (convert_and_check): Likewise.
21329 (shorten_compare): Update call to force_fit_type_double.
21330 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21331 * convert.c (convert_to_pointer): Update call to
21332 force_fit_type_double.
21333 * fold-const.c (force_fit_type_double): Remove overflowed_const
21335 (int_const_binop, fold_convert_const_int_from_int,
21336 fold_convert_const_int_from_real, fold_div_compare,
21337 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21338 fold_abs_const, fold_not_const): Remove the final argument from
21339 calls to force_fit_type_double.
21341 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21343 * configure.ac: Set insn to "nop" for spu-*-* also.
21344 * configure: Regenerate.
21346 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21348 * builtins.def : Add BUILT_IN_FREE.
21350 2007-01-12 Jan Hubicka <jh@suse.cz>
21352 PR tree-optimization/30443
21353 * tree-inline.c (tree_function_versioning): Do not optimize when
21354 cloning for inlining.
21356 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21358 * doc/loop.texi: Document recording of loop exits.
21359 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21360 (update_single_exits_after_duplication,
21361 update_single_exit_for_duplicated_loop,
21362 update_single_exit_for_duplicated_loops): Removed.
21363 (duplicate_loop_to_header_edge): Do not call
21364 update_single_exits_after_duplication and
21365 update_single_exit_for_duplicated_loops.
21366 (loop_version): Do not update single_exit information.
21367 (fix_loop_structure): Use record_loop_exits instead of
21368 mark_single_exit_loops.
21369 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21370 the lists of loop exits.
21371 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21372 split_edge, merge_blocks): Update the lists of loop exits.
21373 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21374 loop_optimizer_init.
21375 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21376 of mark_single_exit_loops.
21377 (loop_optimizer_finalize): Call release_recorded_exits.
21378 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21379 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21380 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21381 update single exit information.
21382 * lambda-code.c (perfect_nestify): Ditto.
21383 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21384 (mark_single_exit_loops): Removed.
21385 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21386 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21387 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21389 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21390 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21391 (verify_loop_structure): Verify consistency of the exit lists.
21392 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21393 (set_single_exit): Removed.
21394 * cfgloop.h (struct loop_exit): New function.
21395 (struct loop): single_exit_ field replaced by exits field.
21396 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21397 LOOPS_HAVE_RECORDED_EXITS.
21398 (struct loops): Added exits hash.
21399 (mark_single_exit_loops, set_single_exit): Declaration removed.
21400 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
21402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21404 * doc/invoke.texi: Avoid use of @headitem.
21406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21408 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
21410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21412 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
21415 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21416 Richard Sandiford <richard@codesourcery.com>
21418 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
21419 * config/m68k/m68k.opt: Resort options.
21420 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
21422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21423 Richard Sandiford <richard@codesourcery.com>
21425 * doc/invoke.texi: Document the macros that are defined by
21426 m68k's -mtune and -mhard-float options.
21427 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
21428 (m68k_cpp_cpu_family): Likewise.
21429 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
21430 of __ucfv*__ macros. Define __mcffpu__ if generating code for
21431 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
21432 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
21433 (m68k_cpp_cpu_family): Likewise.
21435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
21438 macros besides mc68000 as tuning macros. Use a switch statement
21439 to set them and mcpu32.
21441 2007-01-12 Julian Brown <julian@codesourcery.com>
21443 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
21444 (TARGET_68040_ONLY): Rename to...
21445 (TARGET_68040): ...this.
21446 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
21447 * config/m68k/m68k.md: Likewise.
21449 2007-01-12 Julian Brown <julian@codesourcery.com>
21450 Nathan Sidwell <nathan@codesourcery.com>
21451 Richard Sandiford <richard@codesourcery.com>
21453 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
21454 the -mcpu= argument associated with the --with-cpu setting.
21455 Define M68K_DEFAULT_TUNE to the default -mtune= option,
21456 if different from the one implied by the -mcpu setting.
21457 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
21458 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
21459 * doc/invoke.texi: Mention ColdFire in the introduction to the
21460 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
21461 -mno-div and -mhard-float options. Make -m68881 a synonym for
21462 -mhard-float. Document the previously-undocumented -m5206e,
21463 -m528x, -m5307 and -m5407 options. Tweak the existing option
21464 documentation for consistency.
21465 * doc/install.texi: Mention new --with-cpu arguments.
21466 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
21467 default CPU if neither -mcpu nor -march are specified.
21468 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
21469 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
21470 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
21471 using m68k_tune to decide between families that implement the
21472 same ISA. Use m68k_tune to set __mcfv4e__.
21473 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
21474 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
21475 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
21476 (FL_ISA_C, FL_ISA_MMU): New macros.
21477 (MASK_COLDFIRE): Delete.
21478 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
21479 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
21480 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
21481 (TARGET_HARD_FLOAT): Do not define here.
21482 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
21483 (TUNE_68000): New macro.
21484 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
21485 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
21486 (TUNE_CFV2): Redefine in terms of m68k_tune.
21487 (uarch_type, target_device, fpu_type): New enums.
21488 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
21489 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
21490 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
21491 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
21492 (FL_FOR_isa_c): New macros.
21493 (m68k_isa): New enum.
21494 (m68k_target_selection): New structure.
21495 (all_devices, all_isas, all_microarchs): New tables.
21496 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
21497 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
21498 (MASK_ALL_CPU_BITS): Delete.
21499 (m68k_find_selection): New function.
21500 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
21501 Map the legacy target options to a combination of the new ones.
21502 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
21503 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
21504 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
21506 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
21507 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
21509 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
21510 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
21511 * config/m68k/m68k-devices.def: New file.
21513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21514 Nathan Sidwell <nathan@codesourcery.com>
21516 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
21517 (SUBTARGET_EXTRA_SPECS): New macros.
21518 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
21519 use %(asm_cpu_spec) instead.
21520 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
21521 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
21522 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
21523 (EXTRA_SPECS): Rename to...
21524 (SUBTARGET_EXTRA_SPECS): ...this.
21526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
21527 Richard Sandiford <richard@codesourcery.com>
21528 Julian Brown <julian@codesourcery.com>
21530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21531 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
21532 to the configuration's default CPU.
21533 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
21534 Remove default masks.
21535 (m680[012]0-*-*): Set the default with_cpu to the first part of
21537 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
21538 (m68k*-*-linux): Extend the --with-cpu handling to...
21539 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
21540 and m68010. Don't set target_cpu_default2.
21541 * doc/install.texi: Document --with-cpu for m68k.
21542 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
21543 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
21544 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
21545 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21546 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
21547 (ASM_SPEC): Remove use of %(asm_cpu_default).
21548 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
21549 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
21550 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
21551 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
21552 __HAVE_FPU__ if TARGET_HARD_FLOAT.
21553 (TARGET_DEFAULT): Delete.
21554 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
21555 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
21556 (CPP_CPU_SPEC): Delete.
21557 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
21558 the appropriate string.
21559 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
21560 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
21561 (ASM_SPEC): Don't use %(asm_default_spec).
21562 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
21563 TARGET_DEFAULT and add MASK_68881.
21564 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
21566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21568 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
21569 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
21570 MASK_68010 alongside MASK_68020.
21571 * doc/invoke.texi: Document -m68010.
21572 * config/m68k/m68k.opt (m68010): New.
21573 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
21575 (TUNE_68010): New macro.
21576 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
21577 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
21578 (M68K_CPU_m68332): Add MASK_68010.
21579 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
21580 fallback definition.
21581 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
21583 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
21584 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
21585 to all entries that use MASK_68020.
21586 (output_move_simode_const, output_move_himode, output_move_qimode)
21587 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
21588 instead of TARGET_68020 to select clr behavior. Remove comment
21589 about there being no TARGET_68010.
21590 * config/m68k/m68k.md: Likewise throughout.
21592 2007-01-12 Julian Brown <julian@codesourcery.com>
21594 * config/m68k/m68k.h (TARGET_ISAB): New macro.
21595 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
21596 * config/m68k/m68k.md: Likewise.
21598 2007-01-12 Julian Brown <julian@codesourcery.com>
21600 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
21601 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
21603 2007-01-12 Julian Brown <julian@codesourcery.com>
21605 * config/m68k/m68k.h (TUNE_68040_60): New macro.
21606 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
21607 * config/m68k/m68k.md: Likewise.
21609 2007-01-12 Julian Brown <julian@codesourcery.com>
21610 Richard Sandiford <richard@codesourcery.com>
21612 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
21613 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
21614 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
21616 (TARGET_CPU32): Rename to...
21617 (TUNE_CPU32): ...this.
21618 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
21619 (TUNE_CFV2): New macros.
21620 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
21621 remove conditions that are implied by TARGET_68020.
21622 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
21623 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
21624 (m68k_output_function_epilogue): Likewise.
21625 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
21626 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
21627 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
21628 non-68000 timings. Refactor multiplication and division costs.
21629 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
21630 TUNE_CPU32 instead of TARGET_CPU32.
21631 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
21632 and TUNE_68060 instead of TARGET_68060.
21633 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
21634 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
21636 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
21637 && !TARGET_COLDFIRE" to choose between moveq and clr.
21638 Likewise in the unnamed movsf pattern.
21639 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
21640 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
21643 2007-01-12 Richard Sandiford <richard@codesourcery.com>
21645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
21646 of tabbing before backslashes.
21648 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21650 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
21651 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
21652 (ASM_OUTPUT_INTERNAL_LABEL): Define.
21654 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21656 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
21657 find_interesting_uses_cond.
21658 (find_interesting_uses_cond): Use extract_cond_operands.
21659 (rewrite_use_compare): Use extract_cond_operands and
21660 force_gimple_operand_bsi. Do not call update_stmt.
21661 (determine_use_iv_cost_condition): Use extract_cond_operands.
21662 Return cheaper of using original bound and changing the exit bound.
21664 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21666 PR tree-optimization/29516
21667 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
21668 most_expensive_mult_to_index, addr_to_parts,
21669 create_mem_ref, maybe_fold_tmr): Make the type of
21670 fields of TARGET_MEM_REF sizetype.
21671 (move_fixed_address_to_symbol, move_pointer_to_base):
21673 * tree.def (TARGET_MEM_REF): Add comment on types of
21676 2007-01-11 Joseph Myers <joseph@codesourcery.com>
21678 * c-common.c (vector_types_convertible_p): Treat opaque types as
21679 always convertible if they have the same size, but not otherwise.
21681 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
21683 * ifcvt.c (struct noce_if_info): Add comments to the fields.
21684 Remove the b_unconditional field.
21685 (noce_try_sign_mask): Do not look at b_unconditional.
21686 (noce_process_if_block): Do not use merge_if_blocks. Update
21687 the CFG here. Do not set b_unconditional.
21688 (cond_move_process_if_block): Likewise.
21689 (find_cond_trap): Likewise.
21690 (check_cond_move_block): Require simple jump insns at the end
21691 of the basic block.
21693 2007-01-11 Jan Hubicka <jh@suse.cz>
21695 PR tree-optimization/1046
21696 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
21697 when alias info is not ready.
21698 (pass_tail_recursion): Do not require aliasing.
21699 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
21700 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
21701 * tree-ssa-copy.c (pass_copy_prop): Likewise.
21702 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
21703 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
21704 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
21705 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
21707 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
21708 When aliasing is not build, mark statement as volatile.
21710 2007-01-11 Tom Tromey <tromey@redhat.com>
21712 PR preprocessor/15185, PR preprocessor/20989:
21713 * doc/cppopts.texi <-MT>: Update description of algorithm for
21714 computing default target.
21715 <-M, -MD>: Reword "basename" text.
21717 2007-01-11 Roger Sayle <roger@eyesopen.com>
21719 * builtins.c (expand_builtin_pow, expand_builtin_powi,
21720 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
21721 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
21722 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
21723 fold_builtin_bswap, real_constp, fold_builtin_pow,
21724 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
21725 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
21726 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21727 * convert.c (convert_to_pointer): Likewise.
21728 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
21729 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
21730 const_binop, fold_convert_const_int_from_int,
21731 fold_convert_const_int_from_real,
21732 fold_convert_const_real_from_real, sign_bit_p,
21733 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
21734 fold_sign_changed_comparison, fold_unary, fold_comparison,
21735 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
21736 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
21737 * print-tree.c (print_node_brief, print_node): Likewise.
21738 * stor-layout.c (place_field, layout_type): Likewise.
21739 * tree-chrec.c (keep_cast): Likewise.
21740 * tree.c (build_vector, build_real, build_real_from_int_cst,
21741 build_complex): Likewise.
21743 2007-01-11 Roger Sayle <roger@eyesopen.com>
21745 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
21746 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
21748 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
21750 * configure.ac (strict1_warn): Rename to strict_warn.
21751 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
21752 cc_set_by_configure, quoted_cc_set_by_configure,
21753 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
21754 all_boot_languages, all_stagestuff): Remove.
21755 (target_list): Remove bootstrap targets.
21756 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
21757 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
21758 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
21759 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
21760 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
21761 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
21762 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
21763 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
21764 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
21765 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
21766 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
21767 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
21768 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
21769 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
21770 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
21771 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
21772 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
21773 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
21774 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
21775 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
21776 (mostlyclean): Adjust.
21777 (clean, distclean): Don't mention bootstrap stuff.
21778 * configure: Regenerate.
21779 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
21780 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
21781 treelang/config-lang.in (stagestuff): Remove.
21782 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
21783 stageprofile, stagefeedback, stagestuff): Remove mention.
21785 2007-01-11 Nick Clifton <nickc@redhat.com>
21787 * config/mcore/predicates.md (mcore_general_movesrc_operand):
21789 (mcore_general_movdst_operand): Do not accept CONST_INTs.
21790 (mcore_arith_K_S_operand): Run the test for the S constraint not
21791 the test for the M constraint.
21792 (mcore_addsub_operand): Do not accept integer values that are
21793 larger than 32 bits.
21794 * config/mcore/mcore.md: Remove unused constraints from split.
21795 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
21796 (addsi3): Likewise.
21797 (allocate_stack): Likewise.
21798 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
21799 operands to 32 bits.
21800 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
21802 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
21803 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
21804 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
21805 mcore_output_bclri, mcore_output_andn, output_inline_const,
21806 mcore_output_move, mcore_output_movedouble): Likewise.
21807 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
21808 (output_inline_const): Likewise.
21809 (output_inline_const): Fix format strings used in sprintf
21811 * config/mcore/mcore-protos.h: Update prototypes for changed
21812 functions in mcore.c.
21813 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
21814 HOST_WIDE_INT and not int.
21815 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
21816 CONST_OK_FOR_N): Likewise.
21817 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
21818 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
21821 2007-01-10 Jan Hubicka <jh@suse.cz>
21823 * tree-vrp.c (remove_range_assertions): Release defs.
21824 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
21825 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
21827 2007-01-10 Paul Brook <paul@codesourcery.com>
21829 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
21830 * config/arm/arm.md (mulsi3subsi): New insn.
21832 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
21834 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
21835 (tree_transform_and_unroll_loop): New.
21836 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
21839 2007-01-10 Robert Kennedy <jimbob@google.com>
21841 * fold-const.c (fold_comparison): Fold comparisons like (x *
21842 1000 < 0) to (x < 0).
21844 2007-01-10 Ian Lance Taylor <iant@google.com>
21846 * tree-pretty-print.c (dump_generic_node): Print parentheses when
21847 operands have the same priority.
21849 2007-01-10 Tom Tromey <tromey@redhat.com>
21851 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
21852 (fold_binary): Likewise.
21853 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
21854 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
21855 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
21856 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
21857 * langhooks.h (struct lang_hooks): Removed field
21858 'can_use_bit_fields_p'.
21860 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
21862 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
21864 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
21866 * function.c (get_last_funcdef_no): New function.
21867 * function.h (get_last_funcdef_no): Declare.
21868 * tree-inline.c (initialize_cfun): Add initialization.
21869 (tree_function_versioning): Cleanup.
21871 2007-01-10 Jan Hubicka <jh@suse.cz>
21873 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
21876 2007-01-10 Sa Liu <saliu@de.ibm.com>
21877 Ben Elliston <bje@au.ibm.com>
21879 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
21880 for SAVE_NONLOCAL and Pmode for any other save level.
21881 * spu-protos.h (spu_restore_stack_block): Declare.
21882 * spu.md (save_stack_block): Remove.
21883 (restore_stack_block): Call spu_restore_stack_block.
21884 * spu.c (spu_restore_stack_block): New function.
21885 (spu_expand_epilogue): Remove old comment.
21887 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21889 PR tree-optimization/30322
21890 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
21891 (cand_value_at): Return the value as aff_tree.
21892 (may_eliminate_iv): Convert the bound from aff_tree to tree.
21893 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
21894 aff_combination_mult): New functions.
21895 (aff_combination_add): Use aff_combination_add_cst.
21896 (aff_combination_convert): Allow conversions to a wider type.
21897 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
21898 * tree-affine.h (aff_combination_mult): Declare.
21900 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
21902 * doc/tm.texi: Update documentation to reflect reality of exec
21903 and start file search behaviours. Update copyright year.
21904 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
21905 header file directories.
21907 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
21909 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
21910 (*cosxf2): Rename to cosxf2_i387.
21911 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
21912 using X87MODEF12 mode macro. Rename patterns to
21913 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
21915 (*cosdf2, *cossf2): Ditto.
21916 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
21917 to match extended input operands.
21918 (sincos<mode>3): New expander.
21919 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
21920 insn patterns and corresponding splitters.
21922 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
21924 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
21925 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
21927 2007-01-09 Nicolas Pitre <nico@cam.org>
21930 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
21932 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21934 * target.h (struct gcc_target): New field library_rtti_comdat.
21935 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
21936 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
21937 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
21938 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
21940 2007-01-08 Geoffrey Keating <geoffk@apple.com>
21942 * doc/invoke.texi (Optimize Options): Correct description of -O0.
21944 2007-01-08 Richard Guenther <rguenther@suse.de>
21946 * tree.h (force_fit_type_double): Export.
21947 (force_fit_type): Remove.
21948 * fold-const.c (force_fit_type_double): New function.
21949 (force_fit_type): Remove.
21950 (int_const_binop): Use it.
21951 (fold_convert_const_int_from_int): Likewise.
21952 (fold_convert_const_int_from_real): Likewise.
21953 (fold_div_compare): Likewise.
21954 (fold_sign_changed_comparison): Likewise.
21955 (fold_unary): Likewise.
21956 (fold_negate_const): Likewise.
21957 (fold_abs_const): Likewise.
21958 (fold_not_const): Likewise.
21959 * c-common.c (shorten_compare): Use force_fit_type_double.
21960 * convert.c (convert_to_pointer): Likewise.
21962 2007-01-08 Richard Guenther <rguenther@suse.de>
21964 * tree.h (build_int_cst_wide_type): Export.
21965 * tree.c (build_int_cst_wide_type): New function.
21966 (build_int_cst_wide): Fix comment.
21967 * builtins.c (fold_builtin_object_size): Use build_int_cst
21968 to build -1 or 0 of the correct type. Use fit_double_type
21969 to check for overflow.
21970 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
21972 (decode_field_reference): Likewise.
21973 (all_ones_mask_p): Likewise.
21974 (native_interpret_int): Use build_int_cst_wide_type.
21975 (fold_binary): Use build_int_cst_type to build an all-ones
21977 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
21979 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
21981 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
21983 2007-01-09 Ben Elliston <bje@au.ibm.com>
21985 * genautomata.c (STATS_OPTION): New option.
21986 (stats_flag): New flag.
21987 (gen_automata_option): Handle it.
21988 (initiate_automaton_gen): Ditto.
21989 (write_automata): Output statistics only if stats_flag is
21990 set. Likewise, output time statistics only if time_flag is set.
21991 * doc/md.texi (Processor pipeline description): Document new flag.
21993 2007-01-08 Richard Guenther <rguenther@suse.de>
21995 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
21996 * tree.c (build_int_cst_type): Likewise.
21997 (size_in_bytes): Don't call force_fit_type on the result.
21998 (int_fits_type_p): Use fit_double_type.
21999 * fold-const.c (fit_double_type): New function.
22000 (force_fit_type): Use it.
22001 * tree.h (fit_double_type): Export.
22003 2007-01-08 Jan Hubicka <jh@suse.cz>
22005 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22006 * ipa.c (function_and_variable_visibility): Fix return type.
22008 2007-01-08 Richard Guenther <rguenther@suse.de>
22010 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22011 of offset to build the index.
22012 * tree-pretty-print.c (dump_generic_node): Don't build negated
22013 const just for printing.
22014 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22015 * builtins.c (fold_builtin_int_roundingfn): Check if result
22016 fits the type by using force_fit_type and comparing the result.
22017 * predict.c (predict_loops): Use compare_tree_int for comparison.
22018 * tree.c (build_int_cst): Fall back to integer_type_node for
22020 (build_int_cst_wide): Assert type is non-null.
22022 2007-01-08 Roberto Costa <roberto.costa@st.com>
22024 * tree-vrp.c (extract_range_from_cond_expr): New.
22025 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22026 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22028 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22029 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22030 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22031 used as expressions.
22032 * tree-object-size.c (cond_expr_object_size): New.
22033 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22035 2007-01-08 Jan Hubicka <jh@suse.cz>
22037 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22038 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22041 2007-01-08 Richard Guenther <rguenther@suse.de>
22043 PR tree-optimization/23603
22044 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22045 (extract_range_from_binary): Fall back to truthvalue instead of
22046 varying for TRUTH_*_EXPR.
22047 (extract_range_from_comparison): Fall back to truthvalue instead of
22049 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22050 if all visited PHI values were constant.
22052 2007-01-08 Jan Hubicka <jh@suse.cz>
22054 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22055 (cgraph_analyze_function): break out from ...
22056 (cgraph_finalize_compilation_unit): ... here.
22057 (cgraph_expand_function): Remove forgoten commented out line.
22058 (cgraph_optimize): Analyze functions.
22060 2007-01-08 Jan Hubicka <jh@suse.cz>
22062 * tree-pas.h (TODO_remove_function): New flag.
22063 (TODO_update*): Renumber.
22064 (pass_ipa_increase_alignment,
22065 pass_ipa_function_and_variable_visibility): New passes.
22066 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22067 (cgraph_function_and_variable_visibility): Move to ipa.c
22068 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22069 cgraph_increase_alignment.
22070 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22071 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22072 calling tree-inline.
22073 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22074 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22075 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22076 (gate_increase_alignment): New function.
22077 (pass_ipa_increase_alignment): New pass.
22078 * ipa.c: Inline tree-pass.h and timevar.h
22079 (function_and_variable_visibility): Move here from cgraphunit.c
22080 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22081 * passes.c (init_optimization_passes): Add the two new passes.
22082 (execute_todo): Handle cgraph_remove_functions.
22084 2007-01-08 Nick Clifton <nickc@redhat.com>
22086 * config/frv/predicates.md (reg_or_0_operand): Accept
22089 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22091 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22092 * config.gcc: Add bfin*-rtems*.
22094 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22096 * c.opt: Add -flax-vector-conversions.
22097 * c-typeck.c (convert_for_assignment): Pass flag to
22098 vector_types_convertible_p to allow emission of note.
22099 (digest_init): Likewise.
22100 * c-opts.c: Handle -flax-vector-conversions.
22101 * c-common.c (flag_lax_vector_conversions): New.
22102 (vector_types_convertible_p): Unless -flax-vector conversions
22103 has been passed, disallow conversions between vectors with
22104 differing numbers of subparts and/or element types. If such
22105 a conversion is disallowed, possibly emit a note on the first
22106 occasion only to inform the user of -flax-vector-conversions.
22107 The new last argument specifies this.
22108 * c-common.h (flag_lax_vector_conversions): New.
22109 (vector_types_convertible_p): Add extra argument.
22110 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22111 char_type_node for V*QI type vectors.
22112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22113 Update to satisfy new typechecking rules.
22114 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22115 C and C++ variants.
22116 * doc/invoke.texi (C Dialect Options): Document
22117 -flax-vector-conversions.
22119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22121 PR tree-optimization/29877
22122 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22123 a register variable on the RHS to not be replaceable.
22125 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22126 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22127 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22128 const_simm15, const_pow2, const_npow2): Added.
22129 * config/score/misc.md (insv, extv, extzv, movmemsi,
22130 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22131 * config/score/score.c (score_address_cost, score_select_cc_mode):
22133 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22134 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22135 Update score_print_operand.
22136 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22137 Adjust register allocate order and update some macro define.
22138 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22139 mdx_block_move_straight, mdx_block_move_loop_head,
22140 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22141 mdx_block_move_loop, mdx_block_move): Added.
22142 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22143 mdp_limm): Updated and fix some bug and typo.
22144 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22145 (movsf, movdf, doloop_end): Added.
22147 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22149 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22150 config/arm/thumb2.md: Fix comment typos.
22151 * doc/extend.texi: Fix a typo.
22153 2007-01-07 Eric Christopher <echristo@apple.com>
22155 * configure.ac: Check for __stack_chk_fail for darwin.
22156 * configure: Regenerate.
22158 2007-01-07 Richard Guenther <rguenther@suse.de>
22160 * tree-vrp.c (extract_range_from_assert): CSE calls to
22161 compare_values where possible.
22162 (extract_range_from_unary_expr): Likewise.
22164 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22166 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22167 * config/avr/avr.c (call_insn_operand): Delete function.
22168 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22169 instead of register number. Use predicates.
22170 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22171 call_insn_operand): Add.
22173 2007-01-06 Jan Hubicka <jh@suse.cz>
22175 * tree-pass.h (pass_build_cgraph_edges): Declare.
22176 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22177 (visited_nodes): Remove.
22178 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22179 build_cgrpah_edges; make visited_nodes local.
22180 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22181 (record_references_in_initializer): Move to cgraphbuild.c
22182 (initialize_inline_failed, rebuild_cgraph_edges,
22183 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22184 (verify_cgraph_node): Make visited_nodes local.
22185 (cgraph_analyze_function): Do not call cgraph_create_edges and
22186 initialize_inline_failed.
22187 (cgraph_expand_function): Do not call cgraph_lower_function;
22188 assert that function is already lowered.
22189 * Makefile.in (cgraphbuild.o): New.
22190 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22191 at the end of lowering passes.
22193 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22195 * ifcvt.c (cond_move_convert_if_block): New function, code
22196 factored out from...
22197 (cond_move_process_if_block): ...here. Call the new function
22198 on the THEN and ELSE blocks.
22199 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22200 already takes care of this.
22202 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22205 * tree.h (TREE_OVERFLOW_P): New.
22206 * c-typeck.c (parser_build_unary_op): Warn only if result
22207 overflowed and operands did not.
22208 (parser_build_binary_op): Likewise.
22209 (convert_for_assignment): Remove redundant overflow_warning.
22210 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22212 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22214 * c-typeck.c (store_init_value): Split over two lines to follow
22215 the GNU coding style.
22217 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22219 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22220 __GXX_EXPERIMENTAL_CXX0X__.
22221 * doc/cpp.texi: Same.
22223 2007-01-05 Richard Guenther <rguenther@suse.de>
22225 PR middle-end/27826
22226 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22227 with mismatched types. Instead explicitly build a
22228 conversion NOP_EXPR.
22230 2007-01-05 Ian Lance Taylor <iant@google.com>
22232 * c-common.c (decl_with_nonnull_addr_p): New function.
22233 (c_common_truthvalue_conversion): Call it.
22234 * c-typeck.c (build_binary_op): Likewise.
22235 * c-common.h (decl_with_nonnull_addr_p): Declare.
22237 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22240 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22243 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22245 * doc/install.texi (Final install): Document the fact that
22246 the GNAT runtime should not be stripped.
22248 2007-01-04 Jan Hubicka <jh@suse.cz>
22250 * tree-inline.c (fold_marked_statements): Update operand caches
22251 and EH after folding
22253 2007-01-04 Ian Lance Taylor <iant@google.com>
22255 * c-common.c (check_function_nonnull): Whitespace fix.
22257 2007-01-04 Jan Hubicka <jh@suse.cz>
22259 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22260 comitted older version of patch.
22261 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22262 function, celanup cfg and collect garbage.
22264 2007-01-04 Mike Stump <mrs@apple.com>
22266 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22269 2007-01-04 Eric Christopher <echristo@apple.com>
22271 * libgcc2.c (__bswapsi2): Use SItype.
22272 (__bswapdi2): Use DItype.
22273 * libgcc2.h: Update for above.
22275 2007-01-04 Paul Brook <paul@codesourcery.com>
22277 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22278 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22279 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22280 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22281 umulsi3_highpart): Make conditional on !arm_arch6.
22282 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22283 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22284 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22285 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22286 umulsi3_highpart_v6): New insns.
22288 2007-01-04 Roger Sayle <roger@eyesopen.com>
22290 * fold-const.c (fold_convert): When casting an expression to void,
22291 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22292 have a type. Instead of attempting to build a NOP_EXPR, return
22293 these "special" trees directly.
22295 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22297 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22298 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22299 rs6000_cost->fp not 0 as adjustment for outer NEG.
22301 2007-01-04 Jan Hubicka <jh@suse.cz>
22303 * cgraph.c (cgraph_release_function_body): New function.
22304 (cgraph_remove_node): Use it.
22305 * cgraph.h (cgraph_release_function_body): Declare.
22306 * cgraphunit.c (cgraph_expand_function): Use it.
22307 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22308 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22309 is initialized and while compilation of other function is running.
22310 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22311 statement CFG annotations from here to ...
22312 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22314 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22316 * cfgloop.h (enum li_flags): Make the constants powers of two.
22318 2007-01-04 Jan Hubicka <jh@suse.cz>
22320 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22322 (fold_marked_statements): New function.
22323 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22324 * tree-inline.h (copy_body_data): Add statements_to_fold.
22326 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22328 * config.gcc: Mention libgcc/config.host.
22329 * Makefile.in: Update comments mentioning libgcc.
22330 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22331 (all.cross, start.encap, rest.encap, rest.cross): Update
22332 dependencies for libgcc move.
22333 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22334 (clean-target, clean-target-libgcc): Delete.
22335 (srcdirify, GCC_EXTRA_PARTS): New macros.
22336 (libgcc-support, libgcc.mvars): New rules.
22337 (distclean): Remove mention of mklibgcc.
22338 (install): Don't reference INSTALL_LIBGCC.
22339 (install-common): Don't reference EXTRA_PARTS.
22340 (install-libgcc, install-multilib): Delete rules.
22341 * mklibgcc.in: Delete file.
22342 * doc/configfiles.texi: Don't mention mklibgcc.
22344 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22345 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22346 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22347 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22348 (mklibgcc, ldblspecs): Likewise.
22350 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22351 (posixpre.def): Use $(T).
22352 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22353 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22354 (SHLIB_LINK): Make dummy.
22355 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22357 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22359 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22360 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22361 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22362 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22364 * configure.ac (all_outputs): Remove mklibgcc.
22365 * configure: Regenerated.
22367 2007-01-03 Josh Conner <jconner@apple.com>
22369 PR middle-end/29683
22370 * calls.c (compute_argument_addresses): Set stack and stack_slot
22371 for partial args, too.
22372 (store_one_arg): Use locate.size.constant for the size when
22373 generating a save_area.
22375 2007-01-03 Robert Kennedy <jimbob@google.com>
22377 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22378 whose definitions are deleted due to basic block merging.
22380 2007-01-03 Paul Brook <paul@codesourcery.com>
22383 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22385 (use_return_insn): Return 0 for Thumb interrupt functions.
22386 (print_multi_reg): Add rfe argument for IRQ returns.
22387 (arm_output_epilogue): Pop interrupt return address directly into PC.
22388 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22390 2007-01-03 Paul Brook <paul@codesourcery.com>
22392 Merge from sourcerygxx-4_1.
22393 * config/arm/thumb2.md: New file.
22394 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22396 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22397 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22398 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
22399 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22401 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22402 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
22404 * config/arm/ieee754-sf.S: Ditto.
22405 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
22406 (thumb1_base_register_rtx_p): ... to this.
22407 (thumb_index_register_rtx_p): Rename...
22408 (thumb1_index_register_rtx_p): ... to this.
22409 (thumb_output_function_prologue): Rename...
22410 (thumb1_output_function_prologue): ... to this.
22411 (thumb_legitimate_address_p): Rename...
22412 (thumb1_legitimate_address_p): ... to this.
22413 (thumb_rtx_costs): Rename...
22414 (thumb1_rtx_costs): ... to this.
22415 (thumb_compute_save_reg_mask): Rename...
22416 (thumb1_compute_save_reg_mask): ... to this.
22417 (thumb_final_prescan_insn): Rename...
22418 (thumb1_final_prescan_insn): ... to this.
22419 (thumb_expand_epilogue): Rename...
22420 (thumb1_expand_epilogue): ... to this.
22421 (arm_unwind_emit_stm): Rename...
22422 (arm_unwind_emit_sequence): ... to this.
22423 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
22424 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
22425 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
22426 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
22427 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
22428 thumb2_output_casesi): New functions.
22429 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
22430 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
22431 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
22432 THUMB2_WORK_REGS): Define.
22433 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
22434 arm_condexec_mask, arm_condexec_masklen)): New variables.
22435 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
22436 (arm_override_options): Check new CPU capabilities.
22437 Set new architecture flag variables.
22438 (arm_isr_value): Handle v7m interrupt functions.
22439 (user_return_insn): Return 0 for v7m interrupt functions. Handle
22441 (const_ok_for_arm): Handle Thumb-2 constants.
22442 (arm_gen_constant): Ditto. Use movw when available.
22443 (arm_function_ok_for_sibcall): Return false for v7m interrupt
22445 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
22446 (thumb_find_work_register, arm_load_pic_register,
22447 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
22448 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
22449 print_multi_reg, output_mov_long_double_fpa_from_arm,
22450 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
22451 output_mov_double_fpa_from_arm, output_move_double,
22452 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
22453 output_return_instruction, arm_output_function_prologue,
22454 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
22455 arm_output_mi_thunk, thumb_set_return_address): Ditto.
22456 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
22457 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
22458 (arithmetic_instr, shift_op): Use arm_shift_nmem.
22459 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
22461 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
22462 (thumb_expand_prologue): Use thumb_set_frame_pointer.
22463 (arm_file_start): Output directive for unified syntax.
22464 (arm_unwind_emit_set): Handle stack alignment instruction.
22465 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
22466 Add v6t2, v7, v7a, v7r and v7m.
22467 (RETLDM): Add Thumb-2 code.
22468 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
22469 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
22470 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
22471 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
22472 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
22473 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
22474 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
22475 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
22476 ADJUST_INSN_LENGTH): Define.
22477 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
22478 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
22479 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
22480 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
22481 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
22482 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
22483 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
22484 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
22485 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
22486 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
22487 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
22488 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
22489 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
22490 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
22491 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
22492 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
22493 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
22495 * config/arm/arm-tune.md: Regenerate.
22496 * config/arm/arm-protos.h: Update prototypes.
22497 * config/arm/vfp.md: Enable patterns for Thumb-2.
22498 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
22499 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
22500 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
22501 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
22502 * config/arm/libunwind.S: Add Thumb-2 code.
22503 * config/arm/constraints.md: Update include Thumb-2.
22504 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
22505 * config/arm/ieee754-df.S: Ditto.
22506 * config/arm/bpabi.S: Ditto.
22507 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
22508 * config/arm/predicates.md (low_register_operand,
22509 low_reg_or_int_operand, thumb_16bit_operator): New.
22510 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
22511 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
22512 * config/arm/t-arm-elf: Add armv7 multilib.
22513 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
22515 (UNSPEC_STACK_ALIGN, ce_count): New.
22516 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
22517 arm_zero_extendsidi2, arm_zero_extendqidi2): New
22519 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
22520 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
22521 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
22522 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
22523 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
22524 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
22526 * doc/extend.texi: Document ARMv7-M interrupt functions.
22527 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
22529 2007-01-03 Jakub Jelinek <jakub@redhat.com>
22531 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
22532 (struct _Unwind_Context): Rename args_size to flags, remove
22533 signal_frame field, add a new args_size field and version field.
22534 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
22535 _Unwind_IsExtendedContext): New inline functions.
22536 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
22537 Assume by_value array is only present if _Unwind_IsExtendedContext.
22538 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
22539 _Unwind_IsSignalFrame.
22540 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
22541 (uw_update_context_1): Use _Unwind_SetSignalFrame.
22542 (uw_init_context_1): Initialize context->flags to
22543 EXTENDED_CONTEXT_BIT.
22544 * config/rs6000/linux-unwind.h (frob_update_context): Use
22545 _Unwind_SetSignalFrame.
22547 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
22549 PR middle-end/30353
22550 * gimplify.c (gimplify_modify_expr_complex_part): Move below
22551 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
22554 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
22556 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
22557 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
22558 RET, AT_SP): Remove.
22559 * config/i386/i386.md (*sse_prologue_save_insn): Use return
22562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22563 * cfgbuild.c (find_basic_blocks): Likewise.
22564 * cfgrtl.c (rtl_create_basic_block): Likewise.
22565 * function.c (temp_slots_at_level): Likewise.
22566 * reg-stack.c (stack_regs_mentioned): Likewise.
22567 * regclass.c (allocate_reg_info): Likewise.
22568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22569 set_bb_for_stmt, move_block_to_fn): Likewise.
22570 * tree-complex.c (tree_lower_complex): Likewise.
22571 * vec.h (VEC_safe_grow_cleared): New.
22573 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
22575 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
22577 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
22578 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
22580 * cfgloopmanip.c (scale_loop_frequencies): Export.
22581 (loopify): Scale the frequencies by prescribed coefficients.
22582 (set_zero_probability): New function.
22583 (duplicate_loop_to_header_edge): Improve updating of frequencies.
22584 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
22585 and frequencies according to arguments.
22586 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
22588 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
22589 * modulo-sched.c (sms_schedule): Set probabilities for entering
22590 versioned loop correctly.
22591 * tree-vect-transform.c (vect_transform_loop): Ditto.
22592 * cfgloop.h (loopify, loop_version): Declaration changed.
22593 (scale_loop_frequencies): Declared.
22595 2007-01-02 Jan Hubicka <jh@suse.cz>
22597 * cgraph.c: Include tree-flow.h
22598 (cgraph_add_new-function): Handle IPA_SSA mode; execute
22599 early_local_passes.
22600 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
22601 * tree-pass.h (pass_all_early_optimizations): Declare.
22602 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
22603 early_local_passes.
22604 (cgraph_analyze_function): Do early_local_passes.
22605 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22606 Do not add referenced vars.
22607 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
22609 (gate_all_early_local_passes): New gate.
22610 (pass_early_local_passes): Use new gate.
22611 (execute_early_local_optimizations): New functions.
22612 (gate_all_early_optimizations): New gate.
22613 (pass_all_early_optimizations): New pass.
22614 (execute_free_datastructures): Free SSA only when initialized.
22615 (gate_init_datastructures): Init only when optimizing.
22616 (tree_lowering_passes): Do early local passes when called late.
22617 * tree-profile.c (do_tree_profiling): Don't profile functions added
22619 (do_early_tree_profiling, pass_early_tree_profile): Kill.
22620 * tree-cfg.c (update_modified_stmts): Do not update when operands are
22622 * passes.c (init_optimizations_passes): Reorder so we go into SSA
22623 during early_local_passes.
22624 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
22627 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22629 * Makefile.in: Update copyright year.
22631 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
22633 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
22634 in $(lang_checks) and check-consistency targets.
22636 2007-01-02 Jan Hubicka <jh@suse.cz>
22638 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
22639 Do not add referenced vars.
22640 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
22642 * passes.c (init_optimization_passes): Put mudflap_2 after
22643 free_datastructures.
22645 2007-01-02 Jan Hubicka <jh@suse.cz>
22647 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
22648 Set NOTHROW flag on call statements proved to be nothrow.
22649 Update statement of local calls so new pure/const functions are
22650 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
22652 (tree_rest_of_compilation): Register hooks and initialize bitmap
22653 early. Do not set after_inlining flag.
22655 2007-01-02 Steve Ellcey <sje@cup.hp.com>
22657 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
22658 HOST_BITS_PER_LONGLONG
22660 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22663 * c-typeck.c (store_init_value): Don't emit pedantic overflow
22664 warning for non-static initializers.
22666 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
22668 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
22669 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
22670 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
22671 Always use set_unique_reg_note to add REG_EQUAL notes.
22673 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22676 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22678 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22679 * cfgbuild.c (find_basic_blocks): Likewise.
22680 * cfgrtl.c (rtl_create_basic_block): Likewise.
22681 * function.c (temp_slots_at_level): Likewise.
22682 * reg-stack.c (stack_regs_mentioned): Likewise.
22683 * regclass.c (allocate_reg_info): Likewise.
22684 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22685 set_bb_for_stmt, move_block_to_fn): Likewise.
22686 * tree-complex.c (tree_lower_complex): Likewise.
22687 * vec.h (VEC_safe_grow_cleared): New.
22689 2007-01-02 Ian Lance Taylor <iant@google.com>
22691 * c-common.c (c_common_truthvalue_conversion): When warning about
22692 using an assignment as a truth value, set TREE_NO_WARNING.
22694 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22697 * c.opt (Wold-style-declaration): New.
22698 * doc/invoke.texi (C-only Warning Options): New.
22699 (Wold-style-declaration): Document it.
22700 (Wextra): Enabled by -Wextra.
22701 * c-opts.c (c_common_post_options): Enabled by -Wextra.
22702 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
22703 -Wold-style-declaration.
22705 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
22707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
22708 * cfgbuild.c (find_basic_blocks): Likewise.
22709 * cfgrtl.c (rtl_create_basic_block): Likewise.
22710 * function.c (temp_slots_at_level): Likewise.
22711 * reg-stack.c (stack_regs_mentioned): Likewise.
22712 * regclass.c (allocate_reg_info): Likewise.
22713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
22714 set_bb_for_stmt, move_block_to_fn): Likewise.
22715 * tree-complex.c (tree_lower_complex): Likewise.
22716 * vec.h (VEC_safe_grow_cleared): New.
22718 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
22720 * c-common.c (c_common_nodes_and_builtins): Since variants of
22721 void_type_node get built before it is given a name, we need to
22722 give those variants the name, too.
22723 (complete_array_type): We need to work with the canonical main
22724 type of the array, from which we will build the qualified version.
22725 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
22726 * print-tree.c (print_node): Display canonical type information
22728 * stor-layout.c (layout_type): When we don't know the
22729 alignment of a type for which we're building an array, we end up
22730 guessing wrong, so make the type require structural equality.
22731 * tree.c (make_node_stat): When we build a new type, it is its
22732 own canonical type.
22733 (build_type_attribute_qual_variant): When building an attribute
22734 variant, its canonical type is the non-attribute variant. However,
22735 if the attributes are target-dependent and they differ, we need to
22736 use structural equality checks for this type.
22737 (build_qualified_type): A qualified type is not equivalent to its
22738 unqualified variant; set the canonical type appropriately.
22739 (build_distinct_type_copy): When building a distinct type from
22740 another type, the new type is its own canonical type.
22741 (build_variant_type_copy): When building a new type variant, we
22742 assume that it is equivalent to the original type.
22743 (build_pointer_type_for_mode): When building a pointer type, also
22744 build a canonical type pointer.
22745 (build_reference_type_for_mode): When building a reference type,
22746 also build a canonical type reference.
22747 (build_index_type): When we can't hash an index type (e.g.,
22748 because its maximum value is negative), the index type requires
22749 structural equality tests.
22750 (build_array_type): Build the canonical form of an array type.
22751 (build_function_type): Function types require structural equality,
22752 because they contain default arguments, attributes, etc.
22753 (build_method_type_directly): Ditto for method types.
22754 (build_offset_type): Build the canonical offset type.
22755 (build_complex_type): Build the canonical vector type.
22756 (make_vector_type): Build the canonical vector type.
22757 * tree.h (TYPE_CANONICAL): New.
22758 (TYPE_STRUCTURAL_EQUALITY_P): New.
22759 (SET_TYPE_STRUCTURAL_EQUALITY): New.
22760 (struct tree_type): Added "canonical" field.
22761 * params.h (VERIFY_CANONICAL_TYPES): New.
22762 * doc/c-tree.texi (TYPE_CANONICAL): Document.
22763 (TYPE_STRUCTURAL_EQUALITY_P): Document.
22764 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
22765 * doc/invoke.texi (verify-canonical-types): Document --param
22766 parameter for verifying canonical types.
22768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22770 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
22771 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
22772 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
22773 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
22775 * config/rs6000/e500.h: New.
22776 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
22777 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
22779 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
22780 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
22781 TARGET_E500_DOUBLE): Remove.
22782 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
22783 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
22784 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
22785 * config/rs6000/rs6000.c (rs6000_override_options): Use
22786 CHECK_E500_OPTIONS.
22788 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22790 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
22791 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
22792 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
22793 rs6000_emit_cmove): Don't check TARGET_E500.
22794 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
22795 sordered): Don't check TARGET_E500.
22797 2007-01-01 Eric Christopher <echristo@apple.com>
22799 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
22800 HARD_REGISTER_NUM_P.
22802 2007-01-01 Roger Sayle <roger@eyesopen.com>
22804 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
22805 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
22806 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
22809 2007-01-01 Mike Stump <mrs@apple.com>
22811 * configure.ac: Remove support for building with Apple's gcc-3.1.
22813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
22815 PR middle-end/30311
22816 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
22817 REG is a hard register. Do not modify REG before calling
22819 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
22820 multiple of the size of YMODE for certain lowpart cases.
22822 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22824 PR middle-end/30253
22825 * gimplify (voidify_wrapper_expr): Update for
22826 GIMPLE_MODIFY_STMT.
22828 2007-01-01 Andreas Schwab <schwab@suse.de>
22831 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
22832 save of BR0 in extra_spill_size instead of spill_size.
22833 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
22835 (ia64_expand_epilogue): Restore BR0 from its new location.
22837 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22839 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
22840 Use a temporary variable if the left hand side is not a gimple
22843 2007-01-01 Andrew Pinski <pinskia@gmail.com>
22845 * gimplify.c (gimplify_return_expr): Make the temporary variable
22846 for the return expression, a gimple register variable.
22848 2007-01-01 Jan Hubicka <jh@suse.cz>
22850 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
22853 2007-01-01 Mike Stump <mrs@apple.com>
22855 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
22857 * config/darwin.c (machopic_select_rtx_section): Use
22858 HAVE_GAS_LITERAL16.
22859 (darwin_mergeable_constant_section): Likewise.
22860 * configure: Regenerate.
22861 * config.in: Regenerate.
22863 2007-01-01 Jan Hubicka <jh@suse.cz>
22864 Andrew Pinski <pinskia@gmail.com>
22866 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
22867 before starting IPA passes.