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[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2
3         * alias.c (component_uses_parent_alias_set): Constify.
4         * alias.h (component_uses_parent_alias_set): Likewise.
5         * cfgrtl.c (print_rtl_with_bb): Likewise.
6         * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
7         mpz_get_double_int): Likewise.
8         * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9         mpz_get_double_int): Likewise.
10         * expr.c (is_aligning_offset, undefined_operand_subword_p,
11         mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
12         Likewise.
13         * expr.h (safe_from_p): Likewise.
14         * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
15         Likewise.
16         * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
17         zero_sized_type, goa_lhs_expr_p): Likewise.
18         * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
19         * rtl.h (print_rtl_with_bb): Likewise.
20         * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
21         * tree-cfg.c (const_first_stmt, const_last_stmt): New.
22         * tree-flow-inline.h (bb_stmt_list): Constify.
23         (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
24         cbsi_stmt): New.
25         * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
26         const_first_stmt, const_last_stmt): New.
27         (block_may_fallthru, empty_block_p): Constify.
28         * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
29         EXPR_ONLY_BODY): New.
30         (expr_first, expr_last, expr_only): Use macro for body.
31         (const_expr_first, const_expr_last, const_expr_only): New.
32         * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
33         ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
34         ctsi_prev, ctsi_stmt): New.
35         * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
36         * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
37         * tree-ssa-loop-niter.c (loop_only_exit_p,
38         derive_constant_upper_bound): Likewise.
39         * tree-ssa-phiopt.c (empty_block_p): Likewise.
40         * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
41         * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
42         * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
43         * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
44         * tree.c (get_type_static_bounds): Likewise.
45         * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
46         (get_type_static_bounds): Constify.
47
48 2007-08-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
49
50         PR target/30315
51         * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
52         * config/i386/i386.md (plusminus)(addsub)(SWI): New.
53         (*<addsub><mode>3_cc_overflow): New.
54         (*add<mode>3_cconly_overflow): New.
55         (*sub<mode>3_cconly_overflow): New.
56         (*<addsub>si3_zext_cc_overflow): New.
57         * config/i386/predicates.md (fcmov_comparison_operator): Accept
58         CCCmode for LTU, GTU, LEU and GEU.
59         (ix86_comparison_operator): Likewise.
60         (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
61         * gcc/config/i386/i386.c (put_condition_code): Support CCCmode.
62         (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
63         or MINUS expressions.
64
65 2007-08-14  Andrew Pinski  <pinskia@gmail.com>
66
67         PR c/30428
68         * c-typeck.c (build_binary_op): Disallow vector float types with
69         BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
70
71 2007-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
72
73         * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
74         (DEP_KIND): Rename to DEP_TYPE.  Update all uses.
75         (dep_def): New typedef.
76         (init_dep_1, sd_debug_dep): Declare functions.
77         (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
78         (debug_dep_links): Remove.
79         (struct _deps_list): New field 'n_links'.
80         (DEPS_LIST_N_LINKS): New macro.
81         (FOR_EACH_DEP_LINK): Remove.
82         (create_deps_list, free_deps_list, delete_deps_list): Remove
83         declaration.
84         (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
85         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
86         (copy_deps_list_change_con, move_dep_link): Ditto.
87         (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
88         and 'spec_back_deps'.  New field 'resolved_forw_deps'.  Remove field
89         'dep_count'.
90         (INSN_BACK_DEPS): Remove.
91         (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
92         New macros.
93         (INSN_DEP_COUNT): Remove.
94         (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP.  Fix comments.
95         (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
96         Declare global variables.
97         (deps_pools_are_empty_p, sched_free_deps): Declare functions.
98         (add_forw_dep, compute_forward_dependences): Remove declarations.
99         (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
100         (add_back_forw_dep, delete_back_forw_dep): Ditto.
101         (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
102         functions.
103         (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
104         constants.
105         (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
106         (sd_list_types_def): New typedef.
107         (sd_next_list): Declare function.
108         (struct _sd_iterator): New type.
109         (sd_iterator_def): New typedef.
110         (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
111         functions.
112         (FOR_EACH_DEP): New cycle wrapper.
113         (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
114         Declare functions.
115         (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
116         (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
117         Ditto.
118
119         * sched-deps.c (init_dep_1): Make global.
120         (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
121         constants.
122         (dump_dep): New static function.
123         (dump_dep_flags): New static variable.
124         (sd_debug_dep): New function.
125         (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
126         the list.
127         (move_dep_link): Use remove_from_deps_list (), instead of
128         detach_dep_link ().
129         (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
130         (dep_link_is_detached_p): New static function.
131         (deps_obstack, dl_obstack, dn_obstack): Remove.  Use dn_pool, dl_pool
132         instead.
133         (dn_pool, dl_pool): New alloc_pools.
134         (dn_pool_diff, dl_pool_diff): New static variables.
135         (create_dep_node, delete_dep_node): New static function.
136         (create_deps_list): Make it static.  Use alloc_pool 'dl_pool'.
137         (deps_list_empty_p): Make it static.  Use 'n_links' field.
138         (deps_pools_are_empty_p): New static function.
139         (alloc_deps_list, delete_deps_list): Remove.
140         (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
141         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
142         (copy_deps_list_change_con): Remove.  Use sd_copy_back_deps () instead.
143         (forward_dependency_cache): Remove.
144         (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
145         'back' from the names.  Change signature to use dep_t instead of
146         equivalent quad.
147         (add_back_dep): Ditto.  Make global.
148         (check_dep_status): Rename to check_dep ().
149         (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
150         New functions.
151         (sd_finish_insn): Ditto.
152         (sd_find_dep_between_no_cache): New static function.
153         (sd_find_dep_between): New function.
154         (ask_dependency_caches, set_dependency_caches): New static functions.
155         (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
156         (add_or_update_dep_1): Separate pieces of functionality into
157         ask_dependency_caches (), update_dependency_caches (),
158         change_spec_dep_to_hard (), update_dep ().
159         (get_back_and_forw_lists): New static function.
160         (sd_add_dep): Separate setting of dependency caches into
161         set_dependency_caches ().
162         (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
163         New functions.
164         (sd_delete_dep): Ditto.
165         (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
166         (dump_lists): New static function.
167         (sd_debug_lists): New debug function.
168         (delete_all_dependences, fixup_sched_groups): Update to use
169         sd_* infrastructure.
170         (sched_analyze_2): Create data-speculative dependency only if
171         data-speculation is enabled.
172         (sched_analyze_insn): If insn cannot be speculative, make all its
173         dependencies non-speculative.
174         (sched_analyze): Use sd_init_insn ().
175         (add_forw_dep, compute_forward_dependencies): Remove.
176         (delete_dep_nodes_in_back_deps): New static function.
177         (sched_free_deps): New function.
178         (init_dependency_caches): Init alloc_pools.
179         (extend_depedency_caches): Update after removing of
180         forward_dependency_cache.
181         (free_dependency_caches): Ditto.  Free alloc_pools.
182         (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
183         (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
184         Ditto.
185         (add_back_forw_dep, delete_back_forw_dep): Ditto.
186         (add_dependence): Use init_dep ().
187         (get_dep_weak_1): New static function.
188         (get_dep_weak): Move logic to get_dep_weak_1 ().
189         (dump_ds): New static function moved from haifa-sched.c:
190         debug_spec_status ().
191         (debug_ds): New debug function.
192         (check_dep_status): Rename to check_dep ().  Update to check whole
193         dependencies.
194
195         * haifa-sched.c (spec_info): Make global.
196         (added_recovery_block_p): Rename to
197         'haifa_recovery_block_was_added_during_current_schedule_block_p'.
198         (haifa_recovery_block_was_added_during_scheduling_p): New variable.
199         (dep_cost, priority, rank_for_schedule, schedule_insn): Update
200         to use new interfaces.
201         (ok_for_early_queue_removal): Ditto.
202         (schedule_block): Initialize logical uids of insns emitted by the
203         target.
204         (sched_init): Initialize new variable.
205         (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
206         interfaces.
207         (extend_global): Initialize insn data.
208         (init_h_i_d): Remove code that is now handled in sd_init_insn ().
209         (process_insn_forw_deps_be_in_spec): Change signature.  Update to use
210         new interfaces.
211         (add_to_speculative_block): Update to use new interfaces.
212         (create_recovery_block): Set new variables.
213         (create_check_block_twin, fix_recovery_deps): Update to use new
214         interfaces.
215         (sched_insn_is_legitimate_for_speculation_p): New function.
216         (speculate_insn): Move checking logic to
217         sched_insn_is_legitimate_for_speculation_p ().
218         (sched_remove_insn): Finalize sched-deps information of instruction.
219         (clear_priorities, add_jump_dependencies): Update to use new
220         interfaces.
221         (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
222         
223         * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
224         to use new interfaces.
225         (is_conditionally_protected, is_pfree, is_prisky) Ditto.
226         (new_ready): Try to use control speculation only if it is available.
227         (add_branch_dependences): Update to use new interfaces.
228         (compute_block_backward_dependences): Rename to
229         compute_block_dependences ().  Call
230         targetm.sched.dependencies_evaluation_hook ().
231         (free_block_dependencies): New static function.
232         (debug_dependencies): Update to use new interfaces.
233         (schedule_region): Remove separate computation of forward dependencies.
234         Move call of targetm.sched.dependencies_evaluation_hook () to
235         compute_block_dependences ().  Free dependencies at the end of
236         scheduling the region.
237
238         * sched-ebb.c (earliest_block_with_similiar_load): Update to use
239         new interfaces.
240         (add_deps_for_risky_insns): Ditto.
241         (schedule_ebb): Remove separate computation of forward dependencies.
242         Free dependencies at the end of scheduling the ebb.
243
244         * ddg.c (create_ddg_dependence): Update to use new interfaces.
245         (build_intra_loop_deps): Ditto.  Remove separate computation of forward
246         dependencies.  Free sched-deps dependencies.
247
248         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
249         to use new interfaces.
250         (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
251
252         * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
253         new interfaces.
254         (is_costly_group): Ditto.
255
256 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
257
258         * alias.c (rtx_equal_for_memref_p): Constify.
259         * basic-block.h (const_edge, const_basic_block): New.
260         (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
261         single_pred_p, single_succ_edge, single_pred_edge, single_succ,
262         single_pred, maybe_hot_bb_p, probably_cold_bb_p,
263         probably_never_executed_bb_p, edge_probability_reliable_p,
264         br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
265         inside_basic_block_p, control_flow_insn_p, dominated_by_p):
266         Likewise.
267         * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
268         * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
269         Likewise.
270         * cfganal.c (flow_active_insn_p, forwarder_block_p,
271         flow_nodes_print, dfs_enumerate_from): Likewise.
272         * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
273         control_flow_insn_p, count_basic_blocks): Likewise.
274         * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
275         get_loop_body_with_size, loop_exit_edge_p): Likewise.
276         * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
277         average_num_loop_insns, loop_exit_edge_p,
278         just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
279         * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
280         average_num_loop_insns, seq_cost): Likewise.
281         * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
282         * dominance.c (dominated_by_p): Likewise.
283         * emit-rtl.c (validate_subreg): Likewise.
284         * except.c (can_throw_internal, can_throw_external): Likewise.
285         * except.h (can_throw_internal, can_throw_external): Likewise.
286         * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
287         oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
288         compute_transp, load_killed_in_block_p, reg_killed_on_edge,
289         simple_mem, store_ops_ok, load_kills_store, find_loads,
290         store_killed_in_insn, store_killed_after, store_killed_before,
291         gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
292         Likewise.
293         * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
294         noce_mem_write_may_trap_or_fault_p): Likewise.
295         * pointer-set.c (pointer_set_contains, pointer_map_contains):
296         Likewise.
297         * pointer-set.h (pointer_set_contains, pointer_map_contains):
298         Likewise.
299         * predict.c (can_predict_insn_p, maybe_hot_bb_p,
300         probably_cold_bb_p, probably_never_executed_bb_p,
301         edge_probability_reliable_p, br_prob_note_reliable_p,
302         can_predict_insn_p): Likewise.
303         * regclass.c (reg_set_to_hard_reg_set): Likewise.
304         * resource.c (return_insn_p): Likewise.
305         * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
306         Likewise.
307         * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
308         * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
309         * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
310         verify_gimple_modify_stmt): Likewise.
311         * tree-chrec.c (is_not_constant_evolution,
312         is_multivariate_chrec_rec, is_multivariate_chrec,
313         chrec_contains_symbols, chrec_contains_undetermined,
314         tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
315         evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
316         eq_evolutions_p, scev_direction): Likewise.
317         * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
318         eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
319         chrec_contains_symbols_defined_in_loop,
320         chrec_contains_undetermined, tree_contains_chrecs,
321         evolution_function_is_affine_multivariate_p,
322         evolution_function_is_univariate_p, chrec_zerop,
323         evolution_function_is_constant_p, evolution_function_is_affine_p,
324         evolution_function_is_affine_or_constant_p,
325         tree_does_not_contain_chrecs, chrec_type): Likewise.
326         * tree-data-ref.c (tree_fold_divides_p,
327         object_address_invariant_in_loop_p, dr_may_alias_p,
328         ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
329         same_access_functions, constant_access_functions,
330         access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
331         Likewise.
332         * tree-flow.h (scev_direction): Likewise.
333         * tree-gimple.c (is_gimple_stmt): Likewise.
334         * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
335         Likewise.
336         * tree-pretty-print.c (op_prio): Likewise.
337         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
338         analyzable_condition, backedge_phi_arg_p): Likewise.
339         * tree-scalar-evolution.h (get_chrec_loop): Likewise.
340         * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
341         * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
342         Likewise.
343
344 2007-08-13  Dan Hipschman  <dsh@google.com>
345
346         PR c/32953
347         * c-format.c (check_format_arg): Move check for zero-length
348         format strings below the check for unterminated strings.
349
350 2007-08-13  Andrew Pinski  <pinskia@gmail.com>
351
352         PR C/30427
353         * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
354         types.
355
356 2007-08-13  Nick Clifton  <nickc@redhat.com>
357
358         * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
359
360 2007-08-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
361
362         PR fortran/32860
363         * c-format.c (gcc_gfc_length_specs): New array.
364         (gcc_gfc_char_table): Add unsigned specifier, and references to
365         the l length modifier.
366         (format_types_orig): Use the new gcc_gfc_length_specs.
367
368 2007-08-12  Sa Liu  <saliu@de.ibm.com>
369
370         * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
371         and with REG_RETVAL note after split.
372
373 2007-08-11  David Daney  <ddaney@avtrex.com>
374
375         * config/mips/mips.c (mips_sched_reorder):  Mark cycle parameter
376         as ATTRIBUTE_UNUSED.
377
378 2007-08-11  David Edelsohn  <edelsohn@gnu.org>
379             Segher Boessenkool  <segher@kernel.crashing.org>
380
381         * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
382         HAVE_LOCAL_CPU_DETECT not defined.
383
384 2007-08-11  Jan Hubicka  <jh@suse.cz>
385
386         * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
387         (cgraph_process_new_functions): Honor previous value of
388         disregard_inline_limits.
389         * ipa-inline.c (compute_inline_parameters): Likewise.
390
391 2007-08-11  Ian Lance Taylor  <iant@google.com>
392
393         * alias.h (alias_set_type): Define new type.
394         (ALIAS_SET_MEMORY_BARRIER): Use it.
395         * rtl.h: Include alias.h.
396         (struct mem_attrs): Use alias_set_type.
397         * tree.h: Include alias.h
398         (struct tree_type): Use alias_set_type.
399         (struct tree_struct_field_tag): Likewise.
400         (struct tree_decl_common): Likewise.
401         * alias.c (struct alias_set_entry): Use alias_set_type.
402         (get_alias_set_entry, alias_set_subset_of): Likewise.
403         (alias_sets_conflict_p): Likewise.
404         (alias_sets_must_conflict_p): Likewise.
405         (objects_must_conflict_p): Likewise.
406         (get_alias_set, new_alias_set): Likewise.
407         (record_alias_subset, record_component_aliases): Likewise.
408         (varargs_set, frame_set): Change to alias_set_type.
409         (get_varargs_alias_set): Use alias_set_type.
410         (get_frame_alias_set): Likewise.
411         * builtins.c (setjmp_alias_set): Change to alias_set_type.
412         * dse.c (struct store_info): Use alias_set_type.
413         (struct read_info, struct clear_alias_mode_holder): Likewise.
414         (clear_alias_set_lookup, canon_address): Likewise.
415         (record_store, check_mem_read_rtx): Likewise.
416         (dse_record_singleton_alias_set): Likewise.
417         (dse_invalidate_singleton_alias_set): Likewise.
418         * emit-rtl.c (get_mem_attrs): Likewise.
419         (set_mem_attributes_minus_bitpos): Likewise.
420         (set_mem_alias_set): Likewise.
421         * expr.c (store_constructor_field, store_field): Likewise.
422         * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
423         * langhooks.c (lhd_get_alias_set): Likewise.
424         * langhooks-def.h (lhd_get_alias_set): Likewise.
425         * reload1.c (alter_reg): Likewise.
426         * tree-flow.h (struct fieldoff): Likewise.
427         * tree-ssa-alias.c (struct alias_map_d): Likewise.
428         (may_alias_p, get_smt_for, create_sft): Likewise.
429         * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
430         * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
431         (merge_smts_into): Likewise.
432         * varasm.c (const_alias_set): Likewise.
433         * c-common.c (strict_aliasing_warning): Likewise.
434         (c_common_get_alias_set): Likewise.
435         * dse.h (dse_record_singleton_alias_set): Update declaration.
436         (dse_invalidate_singleton_alias_set): Likewise.
437         * emit-rtl.h (set_mem_alias_set): Likewise.
438         * c-common.h (c_common_get_alias_set): Likewise.
439         * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
440         * print-tree.c (print_node): Likewise.
441         * config/alpha/alpha.c (alpha_sr_alias_set): Change to
442         alias_set_type.
443         (alpha_setup_incoming_varargs): Use alias_set_type.
444         * config/i386/i386.c (setup_incoming_varargs_64): Use
445         alias_set_type.
446         (setup_incoming_varargs_ms_64): Likewise.
447         (ix86_GOT_alias_set): Likewise.
448         * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
449         * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
450         (set): Change to alias_set_type.
451         (get_TOC_alias_set): Use alias_set_type.
452         * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
453         declaration.
454         * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
455         * config/sparc/sparc.c (sparc_sr_alias_set): Change to
456         alias_set_type.
457         (struct_value_alias_set): Likewise.
458         * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
459
460 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
461
462         * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
463         * config/vxworks.h (TARGET_VXWORKS): Override.
464         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
465         "mips" if TARGET_VXWORKS.
466
467 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
468
469         * calls.c (avoid_likely_spilled_reg): New function.
470         (expand_call): Use it.
471
472 2007-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
473
474         * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
475
476 2007-08-10  Adam Nemet  <anemet@caviumnetworks.com>
477
478         * config/mips/predicates.md (const_call_insn_operand): Invoke
479         SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
480
481 2007-08-10  David Edelsohn  <edelsohn@gnu.org>
482
483         PR target/33042
484         * config/rs6000/driver-rs6000.c: Include link.h.
485         Use ElfW instead of wordsize-specif typedef.
486
487 2007-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
488
489         * system.h (CONST_CAST): New.
490         * c-decl.c (c_make_fname_decl): Use it.
491         * c-lex.c (cb_ident, lex_string): Likewise.
492         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
493         * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
494         give_switch, set_multilib_dir): Likewise.
495         * gengtype-parse.c (string_seq, typedef_name): Likewise.
496         * passes.c (execute_one_pass): Likewise.
497         * prefix.c (update_path): Likewise.
498         * pretty-print.c (pp_base_destroy_prefix): Likewise.
499         * tree.c (build_string): Likewise.
500
501 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
502
503         * tree-flow-inline.h (is_exec_stmt): Remove.
504         (is_label_stmt): Remove.
505         * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
506         is_label_stmt.
507
508 2007-08-10  Andreas Krebbel  <krebbel1@de.ibm.com>
509
510         * lower-subreg.c (resolve_shift_zext): Don't adjust
511         src_reg_num for wordmode operands.
512
513 2007-08-10  Sandra Loosemore  <sandra@codesourcery.com>
514             David Ung  <davidu@mips.com>
515
516         * config/mips/mips.c (TARGET_SCHED_INIT): Define.
517         (TARGET_SCHED_REORDER2): Define.
518         (mips_maybe_swap_ready): New.
519         (mips_last_74k_agen_insn): New.
520         (mips_74k_agen_init): New.
521         (mips_74k_agen_reorder): New function to group loads and stores
522         in the ready queue.
523         (mips_sched_init): New.  
524         (mips_sched_reorder): Don't do initialization here.  Call
525         mips_74k_agen_reorder.
526         (mips_variable_issue): Call mips_74k_agen_init.
527
528 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
529
530         * tree-flow-inline.h (get_filename): Remove.
531
532 2007-08-10  Richard Sandiford  <richard@codesourcery.com>
533
534         * config/mips/mips-protos.h (mips_address_insns): Add a boolean
535         argument.
536         (mips_fetch_insns): Delete in favor of...
537         (mips_load_store_insns): ...this new function.
538         * config/mips/mips.c (mips_address_insns): Add a boolean argument
539         to say whether multiword moves _might_ be split.
540         (mips_fetch_insns): Delete in favor of...
541         (mips_load_store_insns): ...this new function.
542         (mips_rtx_costs): Update the call to mips_address_insns.
543         (mips_address_cost): Likewise.
544         * config/mips/mips.md (length): Use mips_load_store_insns instead
545         of mips_fetch_insns.
546         * config/mips/constraints.md (R): Use mips_address_insns rather
547         than mips_fetch_insns.  Assume that the move never needs to be split.
548
549 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
550
551         * config/mips/mips.opt (mhard-float, msoft-float):  Make these
552         control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
553         than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.  
554         * config/mips/mips.h (mips16_hard_float): Delete.
555         (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI):  Delete these
556         definitions, and replace with....
557         (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
558         * config/mips/mips.c (mips16_hard_float): Delete.  Replace
559         all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
560         (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
561         (override_options):  Replace MASK_SOFT_FLOAT references with
562         MASK_SOFT_FLOAT_ABI.  Delete twiddling with MASK_SOFT_FLOAT
563         and mips16_hard_float when TARGET_MIPS16.
564         
565 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
566
567         PR c/32796
568         * c-typeck.c (build_binary_op): Check for non pointer types before
569         calling int_fits_type_p.
570
571 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
572
573         PR middle-end/32813
574         * fold-const.c (omit_one_operand): Return only the ommitted expression
575         if the result is an empty statement.
576         (pedantic_omit_one_operand): Likewise.
577
578 2007-08-09  Daniel Berlin  <dberlin@dberlin.org>
579
580         * c-typeck.c (readonly_error): Improve error for assignment.
581         
582         * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
583         expression. 
584         (pp_c_expression): Ditto.
585
586 2007-08-09  Simon Baldwin  <simonb@google.com>
587
588         * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
589         break that was preventing simplify_associative_operation() for xor.
590
591 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
592             Nigel Stephens  <nigel@mips.com>
593
594         * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
595         Document change in interpretation of value from boolean to
596         tri-state integer.
597         * optabs.c (expand_ffs, expand_ctz): New functions to compute
598         ffs and ctz using clz.
599         (expand_unop):  Call them.
600         * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
601         result value.
602         (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
603         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
604         enable the new ffs expansion on this target.
605
606 2007-08-09  Jan Hubicka  <jh@suse.cz>
607
608         * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
609         (expand_ternary_op): Likewise.
610         (expand_vec_shift_expr): Likewise.
611         (expand_binop_directly): Likewise.
612         (expand_binop): Likewise.
613         (sign_expand_binop): Likewise.
614         (expand_twoval_unop): Likewise.
615         (expand_twoval_binop): Likewise.
616         (expand_twoval_binop_libfunc): Likewise.
617         (widen_clz): Likewise.
618         (widen_bswap): Likewise.
619         (expand_parity): Likewise.
620         (expand_unop): Likewise.
621         (expand_abs_nojump): Likewise.
622         (expand_copysign): Likewise.
623         (emit_no_conflict_block): Likewise.
624         (emit_libcall_block): Likewise.
625         (can_compare_p): Likewise.
626         (prepare_cmp_insn): Likewise.
627         (emit_cmp_and_jump_insn_1): Likewise.
628         (prepare_float_lib_cmp): Likewise.
629         (emit_conditional_add): Likewise.
630         (gen_add2_insn): Likewise.
631         (have_add2_insn): Likewise.
632         (gen_sub2_insn): Likewise.
633         (have_sub2_insn): Likewise.
634         (can_extend_p): Likewise.
635         (can_fix_p): Likewise.
636         (can_float_p): Likewise.
637         (expand_float): Likewise.
638         (expand_fix): Likewise.
639         (expand_sfix_optab): Likewise.
640         (new_optab): Likewise.
641         (new_convert_optab): Likewise.
642         (init_libfuncs): Likewise.
643         (init_interclass_conv_libfuncs): Likewise.
644         (init_intraclass_conv_libfuncs): Likewise.
645         (set_conv_libfunc): Likewise.
646         (init_optabs): Likewise.
647         (debug_optab_libfuncs): Likewise.
648         (gen_cond_trap): Likewise.
649         * optabs.h (optab_handler, convert_optab_hanlder): New.
650         * genopinit.c: Update optabs generation table.
651         * reload.c (find_reloads_address_1): Use optabs accestors.
652         * builtins.c (expand_builtin_mathfn): Likewise.
653         (expand_builtin_mathfn_2): Likewise.
654         (expand_builtin_mathfn_3): Likewise.
655         (expand_builtin_interclass_mathfn): Likewise.
656         (expand_builtin_sincos): Likewise.
657         (expand_builtin_cexpi): Likewise.
658         (expand_builtin_powi): Likewise.
659         (expand_builtin_strlen): Likewise.
660         * dojump.c (do_jump): Likewise.
661         * expr.c (convert_move): Likewise.
662         (move_by_pieces): Likewise.
663         (move_by_pieces_ninsns): Likewise.
664         (can_store_by_pieces): Likewise.
665         (store_by_pieces_1): Likewise.
666         (emit_move_via_integer): Likewise.
667         (emit_move_complex): Likewise.
668         (emit_move_ccmode): Likewise.
669         (emit_move_insn_1): Likewise.
670         (emit_single_push_insn): Likewise.
671         (store_constructor): Likewise.
672         (expand_expr_real_1): Likewise.
673         (do_store_flag): Likewise.
674         * ada/misc.c (gnat_compute_largest_alignment): Likewise.
675         (enumerate_modes): Likewise.
676         * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
677         (supportable_widening_operation): Likewise.
678         (supportable_narrowing_operation): Likewise.
679         * expmed.c (store_bit_field_1): Likewise.
680         (extract_bit_field_1): Likewise.
681         (expand_mult_highpart_optab): Likewise.
682         (expand_smod_pow2): Likewise.
683         (expand_divmod): Likewise.
684         (emit_store_flag): Likewise.
685         * tree-vect-patterns.c
686         (vect_pattern_recog_1): Likewise.
687         * tree-ssa-loop-prefetch.c
688         (nontemporal_store_p): Likewise.
689         * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
690         (vect_create_epilog_for_reduction): Likewise.
691         (vectorizable_reduction): Likewise.
692         (vectorizable_operation): Likewise.
693         (vect_strided_store_supported): Likewise.
694         (vectorizable_store): Likewise.
695         (vect_strided_load_supported): Likewise.
696         (vectorizable_load): Likewise.
697         * combine.c (simplify_comparison): Likewise.
698         * tree-vect-generic.c
699         (type_for_widest_vector_mode): Likewise.
700         (expand_vector_operations_1): Likewise.
701         * config/spu/spu.c (spu_expand_mov): Likewise.
702         (spu_emit_vector_compare): Likewise.
703         * config/rs6000/rs6000.c
704         (rs6000_emit_vector_compare): Likewise.
705         * stmt.c (add_case_node): Likewise.
706         * reload1.c (gen_reload):
707
708 2007-08-09  Michael Matz  <matz@suse.de>
709
710         * tree.h (fixed_zerop): Declare as taking a const_tree.
711         * tree.c (fixed_zerop): Take a const_tree.
712
713 2007-08-09  Ira Rosen  <irar@il.ibm.com>
714
715         * tree-vect-transform.c (vectorizable_store): Remove call to
716         copy_virtual_operands() and call mark_symbols_for_renaming() for
717         the created vector store.
718         (vect_setup_realignment): Don't call copy_virtual_operands() and
719         update_vuses_to_preheader(). 
720         (vectorizable_load): Don't call copy_virtual_operands(). 
721         (update_vuses_to_preheader): Remove.
722
723 2007-08-08  Chao-ying Fu  <fu@mips.com>
724
725         * tree.def (FIXED_POINT_TYPE): New type.
726         (FIXED_CST): New constant.
727         (FIXED_CONVERT_EXPR): New expr.
728         * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
729         (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
730         * tree.h (struct tree_base): Add saturating_flag.
731         Remove one bit of spare for saturating_flag.
732         (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
733         (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
734         FIXED_POINT_TYPE_P): Define.
735         (TYPE_SATURATING): Define.
736         (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
737         (struct tree_fixed_cst): New.
738         (TYPE_IBIT, TYPE_FBIT): Define.
739         (tree_node): Add fixed_cst.
740         (enum tree_index): Add new enumeration values of
741         TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
742         TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
743         TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
744         TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
745         TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
746         TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
747         TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
748         TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
749         TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
750         TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
751         TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
752         TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
753         TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
754         TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
755         TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
756         TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
757         TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
758         TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
759         (sat_short_fract_type_node, sat_fract_type_node,
760         sat_long_fract_type_node, sat_long_long_fract_type_node,
761         sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
762         sat_unsigned_long_fract_type_node,
763         sat_unsigned_long_long_fract_type_node, short_fract_type_node,
764         fract_type_node, long_fract_type_node, long_long_fract_type_node,
765         unsigned_short_fract_type_node, unsigned_fract_type_node,
766         unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
767         sat_short_accum_type_node, sat_accum_type_node,
768         sat_long_accum_type_node, sat_long_long_accum_type_node,
769         sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
770         sat_unsigned_long_accum_type_node,
771         sat_unsigned_long_long_accum_type_node, short_accum_type_node,
772         accum_type_node, long_accum_type_node, long_long_accum_type_node,
773         unsigned_short_accum_type_node, unsigned_accum_type_node,
774         unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
775         qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
776         uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
777         utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
778         sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
779         sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
780         sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
781         ta_type_node, uha_type_node, usa_type_node, uda_type_node,
782         uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
783         sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
784         sat_uda_type_node, sat_uta_type_node): New macro.
785         (make_fract_type, make_accum_type): Declare.
786         (make_signed_fract_type, make_unsigned_fract_type,
787         make_sat_signed_fract_type, make_sat_unsigned_fract_type,
788         make_signed_accum_type, make_unsigned_accum_type,
789         make_sat_signed_accum_type, make_sat_unsigned_accum_type,
790         make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
791         make_or_reuse_sat_signed_fract_type,
792         make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
793         make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
794         make_or_reuse_sat_unsigned_accum_type): New macro.
795         (fixed_zerop): Declare.
796         * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
797         LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
798         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
799         LONG_LONG_ACCUM_TYPE_SIZE): Define.
800         * treestruct.def: Add TS_FIXED_CST.
801         * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
802         (tree.o): Likewise.
803         (tree-dump.o): Likewise.
804         (print-tree.o): Likewise.
805         (tree-pretty-print.o): Likewise.
806         (fold-const.o): Likewise.
807         * tree-complex.c (some_nonzerop): Handle FIXED_CST.
808         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
809         (is_gimple_min_invariant): Handle FIXED_CST.
810         * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
811         MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
812         MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
813         (layout_type): Handle FIXED_POINT_TYPE.
814         (make_fract_type, make_accum_type): New functions.
815         * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
816         * tree-dump.c (fixed-value.h): New include.
817         (dump_fixed): New function.
818         (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
819         * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
820         (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
821         * tree-pretty-print.c (fixed-value.h): New include.
822         (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
823         FIXED_CONVERT_EXPR.
824         * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
825         * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
826         * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
827         * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
828         for non-saturating fixed-point types.
829         (reassociate_bb): Likewise.
830         * emit-rtl.c (fixed-value.h): New include.
831         (fconst0, fconst1): New array.
832         (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
833         * tree-vect-generic.c expand_vector_operation): Support
834         MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
835         MODE_VECTOR_UACCUM.
836         (type_for_widest_vector_mode): Add one parameter for the 
837         saturating flag.
838         Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
839         vector mode.
840         Pass the satp parameter to type_for_mode for fixed-point types.
841         (expand_vector_operations_1): Pass the saturating flag to
842         type_for_widest_vector_mode.
843         Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
844         and MODE_VECTOR_UACCUM.
845         * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
846         (vectorizable_condition): Likewise.
847         * tree.c (fixed-value.h): New include.
848         (tree_code_size): Support FIXED_CST.
849         (build_fixed): New function.
850         (build_one_cst): Support FIXED_POINT_TYPE for accum types.
851         (fixed_zerop): New function.
852         (tree_node_structure): Support FIXED_CST.
853         (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
854         (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
855         (type_hash_eq): Handle FIXED_POINT_TYPE.
856         (simple_cst_equal): Support FIXED_CST.
857         (iterative_hash_expr): Handle FIXED_CST.
858         (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
859         (get_narrower): Likewise.
860         (variably_modified_type_p): Handle FIXED_POINT_TYPE.
861         (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
862         (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
863         MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
864         nodes.
865         (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
866         MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
867         (initializer_zerop): Support FIXED_CST.
868         (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
869         * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
870         DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
871         (is_base_type): Handle FIXED_POINT_TYPE.
872         (add_type_attribute): Handle FIXED_POINT_TYPE.
873         (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
874         * print-tree.c (fixed-value.h): New include.
875         (print_node_brief): Support FIXED_CST.
876         (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
877         * c-pretty-print.c (fixed-value.h): New include.
878         (pp_c_type_specifier): Handle FIXED_POINT_TYPE.  Need to pass
879         TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
880         (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
881         Support fixed-point types for inner items in VECTOR_TYPE.
882         (pp_c_direct_declarator): Likewise.
883         (pp_c_declarator): Likewise.
884         (pp_c_fixed_constant): New function.
885         (pp_c_constant): Handle FIXED_CST.
886         (pp_c_primary_expression): Likewise.
887         (pp_c_expression): Likewise.
888         * fold-const.c (fixed-value.h): New include.
889         (negate_expr_p): Return true for FIXED_CST.
890         (fold_negate_expr): Support FIXED_CST.
891         (split_tree): Support FIXED_CST.
892         (const_binop): Support FIXED_CST.
893         (fold_convert_const_int_from_fixed): New function to convert from
894         fixed to int.
895         (fold_convert_const_real_from_fixed): New function to convert from
896         fixed to real.
897         (fold_convert_const_fixed_from_fixed): New function to convert from
898         fixed to another fixed.
899         (fold_convert_const_fixed_from_int): New function to convert from
900         int to fixed.
901         (fold_convert_const_fixed_from_real): New function to convert from
902         real to fixed.
903         (fold_convert_const): Support conversions from fixed to int, from
904         fixed to real, from fixed to fixed, from int to fixed, and from real
905         to fixed.
906         (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
907         (operand_equal_p): Support FIXED_CST.
908         (make_range): For fixed-point modes, we need to pass the
909         saturating flag as the 2nd parameter.
910         (tree_swap_operands_p): Handle FIXED_CST.
911         (fold_plusminus_mult_expr): For fract modes, we cannot generate
912         constant 1.
913         (fold_unary): Support FIXED_CONVERT_EXPR.
914         (fold_binary): Handle FIXED_CST.
915         Make sure the type is not saturating, before associating operations.
916         Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
917         (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
918         (fold_negate_const): Support FIXED_CST.
919         (fold_relational_const): Support FIXED_CST.
920         * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
921         (gimplify_expr): Handle FIXED_CST.
922         (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
923         * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
924         * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
925         * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
926         FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
927         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
928         LONG_LONG_ACCUM_TYPE_SIZE.
929         * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
930         * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
931         * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
932         * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
933         MODE_ACCUM, and MODE_UACCUM.
934         * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
935         fixed-point types to disable reduction.
936         * explow.c (promote_mode): Support FIXED_POINT_TYPE.
937
938 2007-08-08  David Edelsohn  <edelsohn@gnu.org>
939
940         * config/rs6000/x-rs6000: New file.
941         * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
942         * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
943         (EXTRA_SPEC_FUNCTIONS): Define.
944         (HAVE_LOCAL_CPU_DETECT): Define.
945         (CC1_CPU_SPEC): Define.
946         * config/rs6000/driver-rs6000.c: New file.
947         * config/rs6000/aix.h (CC1_SPEC): Define.
948         * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
949         * config.host: Add x-rs6000 to host_xmake_file if host and target
950         are rs6000 or powerpc.
951
952 2007-08-08  Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
953
954         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
955
956 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
957             Sandra Loosemore  <sandra@codesourcery.com>
958             Chao-ying Fu  <fu@mips.com>
959             Nigel Stephens  <nigel@mips.com>
960             David Ung  <davidu@mips.com>
961
962         * doc/invoke.texi (-mcode-readable): Document.
963         * config/mips/mips.opt (mcode-readable): New option.
964         * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
965         * config/mips/mips.h (mips_code_readable_setting): New enum.
966         (mips_code_readable): Declare.
967         (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
968         (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
969         (JUMP_TABLES_IN_TEXT_SECTION): Use it.
970         (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise.  Remove
971         boiler-plate comments.
972         (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
973         * config/mips/mips.c (mips_code_readable): New variable.
974         (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
975         MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES.  Use both the
976         context and -mcode-readable setting to restrict the use of
977         SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
978         Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
979         (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
980         (mips_blocks_for_constant_p): Only return false for
981         TARGET_MIPS16_PCREL_LOADS.
982         (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
983         for MIPS16.  Handle SYMBOL_32_HIGH.
984         (mips_const_insns): Allow HIGHs for MIPS16 too.
985         (mips_unspec_address_offset): New function, split out from...
986         (mips_unspec_address): ...here.
987         (mips_output_move): Handle MIPS16 HIGH moves.  Use "li" to load
988         16-bit symbolic constants.  Assert approropiate conditions for
989         using the "la" and "dla" macros.
990         (mips_handle_option): Handle -mcode-readable=.
991         (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
992         Set up mips_lo_relocs[SYMBOL_32_HIGH].
993         (mips_strip_unspec_address): New function, split out from...
994         (print_operand_reloc): ...here.
995         (print_operand): Pass constants through mips_strip_unspec_address.
996         (print_operand_address): Likewise.
997         (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
998         (mips_select_rtx_section): Remove MIPS16 handling.
999         (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1000         (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1001         (mips16_lay_out_constants): Do nothing unless
1002         TARGET_MIPS16_PCREL_LOADS.
1003         (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1004         * config/mips/mips.md: Split HIGHs for MIPS16.
1005         (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1006
1007 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1008
1009         * config/mips/mips-protos.h (mips_emit_move): Declare.
1010         * config/mips/mips.c (mips_emit_move): New function.
1011         (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1012         (mips_legitimize_const_move): Likewise.
1013         (mips_legitimize_move): Likewise.
1014         (mips_split_64bit_move): Likewise.
1015         (mips_restore_gp): Likewise.
1016         (mips_load_call_address): Likewise.
1017         (mips_emit_fcc_reload): Likewise.
1018         (mips_set_return_address): Likewise.
1019         (mips_block_move_straight): Likewise.
1020         (mips_block_move_loop): Likewise.
1021         (mips_setup_incoming_varargs): Likewise.
1022         (mips_save_reg): Likewise.
1023         (mips_expand_prologue): Likewise.
1024         (mips_restore_reg): Likewise.
1025         (mips_expand_epilogue): Likewise.
1026         (mips_output_mi_thunk): Likewise.
1027         (build_mips16_call_stub): Likewise.
1028         (mips_builtin_branch_and_move): Likewise.
1029         * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1030         * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1031         (fixuns_truncdfdi2): Likewise.
1032         (fixuns_truncsfsi2): Likewise.
1033         (fixuns_truncsfdi2): Likewise.
1034         (loadgp_absolute): Likewise.
1035         (builtin_setjmp_setup): Likewise.
1036         (builtin_longjmp): Likewise.
1037         (untyped_call): Likewise.
1038
1039 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1040
1041         * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1042         an "rtx *" argument.  Return a bool.
1043         * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1044         values and return true if they can be split.  Take the same kind of
1045         mode argument as mips_symbol_insns.  Add a "lo_sum_out" parameter
1046         and store the lo_sum there if nonnull.  Use the symbol type to
1047         determine whether a $gp or HIGH is needed.
1048         (mips_legitimize_address): Update call to mips_split_symbol and
1049         simplify accordingly.
1050         (mips_legitimize_const_move): Likewise.
1051         * config/mips/mips.md: In the combine define_split,
1052         check mips_split_symbol instead of splittable_symbolic_operand.
1053         Update use of mips_split_symbol in the generator code.
1054         * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1055
1056 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1057
1058         * config/mips/mips.c (mips_symbolic_address_p): Delete.
1059         (mips_symbol_insns_1): New function, split out from...
1060         (mips_symbol_insns): ...here.  Take a mode argument.  Treat loads
1061         and stores separately from load addresses.
1062         (mips_classify_address): Replace uses of mips_symbolic_address_p
1063         with uses of mips_symbol_insns.
1064         (mips_address_insns): Update calls to mips_symbol_insns.
1065         (mips_const_insns): Likewise.
1066         (mips_legitimize_address): Likewise.
1067
1068 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1069
1070         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1071         * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1072         block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1073         Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1074         non-call contexts if TARGET_MIPS16.
1075         (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1076         (mips_symbolic_address_p): Likewise.  Remove special TARGET_MIPS16
1077         code for SYMBOL_ABSOLUTE.
1078         (mips_symbol_insns): Likewise.
1079
1080 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1081
1082         * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1083         * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1084         (mips_symbolic_constant_p): Likewise.  Update the call to
1085         mips_classify_symbol.
1086         (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1087         (mips_const_insns): Likewise.  Update the call to mips_classify_symbol.
1088         (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1089         (print_operand_reloc): Add a context argument.  Update the call to
1090         mips_symbolic_constant_p.
1091         (print_operand): Update the calls to print_operand_reloc.
1092         (print_operand_address): Use print_operand_reloc rather than
1093         print_operand.
1094         (mips_rewrite_small_data_p): Add a context argument.  Update the call
1095         to mips_symbolic_constant_p.
1096         (mips_small_data_pattern_1): Make DATA the containing mem.
1097         Update the call to mips_rewrite_small_data_p.
1098         (mips_rewrite_small_data_1): Likewise.
1099         (mips_use_anchors_for_symbol_p): Update the call to
1100         mips_symbolic_constant_p.
1101         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1102         (splittable_symbolic_operand): Likewise.
1103         (move_operand): Likewise.
1104         (absolute_symbolic_operand): Likewise.
1105         (got_disp_operand): Likewise.
1106         (got_page_ofst_operand): Likewise.
1107
1108 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1109
1110         * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1111         (SYMBOL_ABSOLUTE): ...this.
1112         (SYMBOL_SMALL_DATA): Rename to...
1113         (SYMBOL_GP_RELATIVE): ...this.
1114         (SYMBOL_CONSTANT_POOL): Rename to...
1115         (SYMBOL_PC_RELATIVE): ...this.
1116         * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1117         (mips_symbolic_address_p, mips_symbol_insns, override_options)
1118         (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1119         after above changes.
1120         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1121         (general_symbolic_operand): Rename to...
1122         (absolute_symbolic_operand): ...this.
1123         * config/mips/mips.md: Update after above changes.
1124
1125 2007-08-08  Vladimir Yanovsky  <yanov@il.ibm.com>
1126             Revital Eres  <eres@il.ibm.com>
1127
1128         * ddg.c (print_ddg): Add dump information.
1129         * modulo-sched.c (print_node_sched_params): Add parameter and
1130         verbosity.
1131         (calculate_maxii): Remove function.
1132         (undo_generate_reg_moves): Likewise.
1133         (undo_permute_partial_schedule): Likewise.
1134         (kernel_number_of_cycles): Likewise.
1135         (MAXII_FACTOR): New definition to calculate the upper bound of II.
1136         (sms_schedule): Use it.  Remove profitability checks.
1137         (sms_schedule_by_order): Fix order of nodes within the cycle.
1138
1139 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1140
1141         * gcc/config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1142         -profile option, add pie support.
1143         (ENDFILE_SPEC): New spec.
1144         * gcc/config/gnu.h (LIB_SPEC): Add -profile option.
1145
1146 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1147
1148         * gcc/config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1149         * gcc/config/gnu.h (LIB_SPEC): Likewise.
1150
1151 2007-08-07  Yaz Saito  <saito@google.com>
1152             Ian Lance Taylor  <iant@google.com>
1153
1154         * common.opt (finstrument-functions-exclude-function-list): New
1155         option.
1156         (finstrument-functions-exclude-file-list): New option.
1157         * opts.c (char_p): Define and DEF_VEC.
1158         (flag_instrument_functions_exclude_functions): New static
1159         variable.
1160         (flag_instrument_functions_exclude_files): New static variable.
1161         (add_instrument_functions_exclude_list): New static function.
1162         (flag_instrument_functions_exclude_p): New function.
1163         (common_handle_option): Handle new options.
1164         * flags.h (flag_instrument_functions_exclude_p): Declare.
1165         * gimplify.c (gimplify_function_tree): Call
1166         flag_instrument_functions_exclude_p.
1167         * doc/invoke.texi (Option Summary): Mention new options.
1168         (Code Gen Options): Document new options.
1169
1170 2007-08-07  Ian Lance Taylor  <iant@google.com>
1171
1172         PR rtl-optimization/32776
1173         * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1174         (resolve_use): Likewise.
1175         (decompose_multiword_subregs): Remove "changed" local variable.
1176
1177 2007-08-07  Carlos O'Donell  <carlos@codesourcery.com>
1178
1179         * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1180         * configure: Regenerate.
1181         * config.in: Regenerate.
1182         * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1183         spec string.
1184
1185 2007-08-07  Ian Lance Taylor  <iant@google.com>
1186
1187         * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1188         note, just delete the insn.
1189
1190 2007-08-07  Andreas Schwab  <schwab@suse.de>
1191
1192         PR bootstrap/32973
1193         * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1194         struct definition.
1195
1196 2007-08-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1197
1198         * lower-subreg.c (resolve_subreg_use): Remove assertion.
1199         (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1200         (decompose_multiword_subregs): Use the functions above to decompose
1201         multiword shifts and zero-extends.
1202
1203 2007-08-07  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1204
1205         * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1206         "assemble" descriptions which were swapped.
1207
1208 2007-08-06  Chao-ying Fu  <fu@mips.com>
1209
1210         * fixed-value.h: New file.
1211         * fixed-value.c: New file.
1212         * Makefile.in (OBJS-common): Add fixed-value.o.
1213         (fixed-value.o): New rule.
1214         (GTFILES): Add fixed-value.h.
1215         * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1216         to compare a.low and b.low.
1217         * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1218
1219 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1220             Daniel Jacobowitz  <dan@codesourcery.com>
1221
1222         PR target/31868
1223         * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1224         tmake_file.
1225         (x86_64-*-netbsd*): Likewise.
1226         (x86_64-*-linux*): Likewise.
1227         (x86_64-*-kfreebsd*-gnu): Likewise.
1228         (x86_64-*-knetbsd*-gnu): Likewise.
1229         (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1230
1231         * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1232
1233         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1234         Add -fno-asynchronous-unwind-tables.
1235
1236         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1237         * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1238         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1239         * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1240         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1241
1242 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1243
1244         * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1245         (TARGET_C_MODE_FOR_SUFFIX): New.
1246
1247 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1248
1249         * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1250
1251 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1252
1253         * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1254
1255 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1256
1257         * config/i386/i386.md: Check TARGET_ macros and optimize_size
1258         before checking function returns in conditional expressions.
1259
1260 2007-08-06  Alfred Minarik  <a.minarik@aon.at>
1261
1262         PR pch/13676
1263         * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1264
1265 2008-08-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1266
1267         PR middle-end/32988
1268         * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1269         for INTEGRAL_TYPE_P.
1270
1271 2008-08-05  Paolo Bonzini  <bonzini@gnu.org>
1272
1273         * configure.ac: Remove --enable-checking=df from default settings.
1274         * tree-pass.h (TODO_df_verify): New.  Shift TODO_mark_first_instance.
1275         * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1276         if the parameter is true.
1277         (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1278         DF_VERIFY_SCHEDULED flag is true.
1279         * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1280         (df_finish_pass): Adjust prototype.
1281         * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1282         true.
1283
1284         * see.c (pass_see): Add TODO_df_verify.
1285         * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1286         * global.c (rest_of_handle_global_alloc): Schedule verification
1287         after the pass.
1288         * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1289         before the pass.
1290         * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1291         * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1292         * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1293
1294         * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1295         * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1296         * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1297
1298 2007-08-05  Vladimir Yanovsky  <yanov@il.ibm.com>
1299             Revital Eres <eres@il.ibm.com>
1300
1301         * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1302         flag.
1303         * ddg.c (create_ddg_dependence): Rename to...
1304         (create_ddg_dep_from_intra_loop_link): This.  Do not check
1305         for interloop edges.  Do not create anti dependence edge when
1306         a true dependence edge exists in the opposite direction and
1307         -fmodulo-sched-allow-regmoves is set.
1308         (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1309         (add_cross_iteration_register_deps): Create anti dependence edge
1310         when -fno-modulo-sched-allow-regmoves is set.
1311         * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1312
1313 2007-08-04  Richard Sandiford  <richard@codesourcery.com>
1314
1315         * config/arm/arm.md (movsi): Add braces.
1316
1317 2007-08-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1318
1319         PR middle-end/32780
1320         * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1321         for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1322
1323 2007-08-03  Zdenek Dvorak  <ook@ucw.cz>
1324
1325         * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1326         accessor functions.
1327         * cfgloopmanip.c (remove_path, create_preheaders,
1328         force_single_succ_latches, fix_loop_structure): Ditto.
1329         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1330         tree_duplicate_loop_to_header_edge): Ditto.
1331         * cfgloopanal.c (mark_irreducible_loops): Ditto.
1332         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1333         Ditto.
1334         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1335         cleanup_tree_cfg): Ditto.
1336         * tree-cfg.c (tree_merge_blocks): Ditto.
1337         * cfgloop.c (rescan_loop_exit, record_loop_exits,
1338         release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1339         loop_preheader_edge, single_exit): Ditto.
1340         (flow_loops_find): Do not clear loops->state.
1341         * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1342         loops_state_clear): New functions.
1343
1344 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1345
1346         PR middle-end/32399
1347         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1348         when adding to the base and convert ELT to sizetype instead of type.
1349
1350 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1351
1352         PR middle-end/32304
1353         * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1354         the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1355
1356 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1357
1358         PR middle-end/32935
1359         * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1360          correct type the negate expression.
1361
1362 2007-08-03  Jan Hubicka  <jh@suse.cz>
1363
1364         * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1365         stack boundary.
1366
1367 2007-08-03  David Edelsohn  <edelsohn@gnu.org>
1368
1369         * config/rs6000/rs6000.c (struct processor_cost): Change
1370         l1_cache_lines to l1_cache_size.  Add l2_cache_size.
1371         (*_cost): Convert l1 cache information to kilobytes.  Add l2 cache
1372         information.
1373         (rios1_costs, rios2_cost): Correct cache line size.
1374         (rs6000_override_options): Set l2-cache-size parameter.
1375
1376 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1377             Diego Novillo  <dnovillo@google.com>
1378
1379         PR 31521
1380         * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1381         if the range includes 0.
1382
1383 2007-08-03  Ben Elliston  <bje@au.ibm.com>
1384
1385         * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1386         mode to unspec expressions to silence a warning from the generator
1387         programs.
1388         
1389 2007-08-02  Steve Ellcey  <sje@cup.hp.com>
1390
1391         * config/ia64/constraints.md ("U"): Make constraint vector only.
1392
1393 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1394
1395         PR middle-end/25446
1396         * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1397         always_inline attribute on the function decl.
1398
1399 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1400
1401         PR middle-end/25445
1402         * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1403         if we are compiling with -fPIC.
1404
1405 2007-08-02  Sandra Loosemore  <sandra@codesourcery.com>
1406             Nigel Stephens  <nigel@mips.com>
1407
1408         * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1409         Define for MIPS32 and MIPS64.
1410
1411 2007-08-02  Nick Clifton  <nickc@redhat.com>
1412
1413         * config/host-hpux.c: Change copyright header to refer to version
1414         3 of the GNU General Public License and to point readers at the
1415         COPYING3 file and the FSF's license web page.
1416         * config/alpha/predicates.md, config/alpha/vms-ld.c,
1417         config/alpha/linux.h, config/alpha/alpha.opt,
1418         config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1419         config/alpha/vms-unwind.h, config/alpha/ev4.md,
1420         config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1421         config/alpha/alpha.h, config/alpha/sync.md,
1422         config/alpha/openbsd.h, config/alpha/alpha.md,
1423         config/alpha/alpha-modes.def, config/alpha/ev5.md,
1424         config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1425         config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1426         config/alpha/constraints.md, config/alpha/osf.h,
1427         config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1428         config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1429         config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1430         config/frv/frv-asm.h, config/frv/frv-protos.h,
1431         config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1432         config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1433         config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1434         config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1435         config/s390/s390.opt, config/s390/s390-modes.def,
1436         config/s390/fixdfdi.h, config/s390/constraints.md,
1437         config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1438         config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1439         config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1440         config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1441         config/m32c/prologue.md, config/m32c/m32c.abi,
1442         config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1443         config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1444         config/m32c/t-m32c, config/m32c/m32c-modes.def,
1445         config/m32c/jump.md, config/m32c/shift.md,
1446         config/m32c/m32c-protos.h, config/libgloss.h,
1447         config/spu/spu-protos.h, config/spu/predicates.md,
1448         config/spu/spu-builtins.h, config/spu/spu.c,
1449         config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1450         config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1451         config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1452         config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1453         config/sparc/hypersparc.md, config/sparc/predicates.md,
1454         config/sparc/linux.h, config/sparc/sp64-elf.h,
1455         config/sparc/supersparc.md, config/sparc/cypress.md,
1456         config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1457         config/sparc/niagara.md, config/sparc/sparc.md,
1458         config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1459         config/sparc/sparc.opt, config/sparc/sync.md,
1460         config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1461         config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1462         config/sparc/sparc.c, config/sparc/little-endian.opt,
1463         config/sparc/sysv4-only.h, config/sparc/sparc.h,
1464         config/sparc/linux64.h, config/sparc/freebsd.h,
1465         config/sparc/sol2.h, config/sparc/rtemself.h,
1466         config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1467         config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1468         config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1469         config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1470         config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1471         config/m32r/linux.h, config/m32r/constraints.md,
1472         config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1473         config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1474         config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1475         config/i386/i386.md, config/i386/netware-crt0.c,
1476         config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1477         config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1478         config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1479         config/i386/sol2.h, config/i386/constraints.md,
1480         config/i386/netware-libgcc.c, config/i386/sysv5.h,
1481         config/i386/predicates.md, config/i386/geode.md,
1482         config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1483         config/i386/freebsd64.h, config/i386/vxworksae.h,
1484         config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1485         config/i386/rtemself.h, config/i386/netbsd-elf.h,
1486         config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1487         config/i386/netware.h, config/i386/i386-modes.def,
1488         config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1489         config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1490         config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1491         config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1492         config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1493         config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1494         config/i386/xm-mingw32.h, config/i386/linux64.h,
1495         config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1496         config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1497         config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1498         config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1499         config/i386/cygwin2.c, config/i386/i386-protos.h,
1500         config/i386/sync.md, config/i386/openbsd.h,
1501         config/i386/host-mingw32.c, config/i386/i386-aout.h,
1502         config/i386/nto.h, config/i386/biarch64.h,
1503         config/i386/i386-coff.h, config/i386/freebsd.h,
1504         config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1505         config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1506         config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1507         config/darwin-protos.h, config/linux.opt, config/sol2.c,
1508         config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1509         config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1510         config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1511         config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1512         config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1513         config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1514         config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1515         config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1516         config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1517         config/sh/superh64.h, config/sh/rtemself.h,
1518         config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1519         config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1520         config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1521         config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1522         config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1523         config/avr/predicates.md, config/avr/constraints.md,
1524         config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1525         config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1526         config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1527         config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1528         config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1529         config/c4x/c4x-modes.def, config/c4x/rtems.h,
1530         config/c4x/predicates.md, config/c4x/c4x.h,
1531         config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1532         config/xtensa/predicates.md, config/xtensa/xtensa.c,
1533         config/xtensa/linux.h, config/xtensa/xtensa.h,
1534         config/xtensa/elf.h, config/xtensa/xtensa.md,
1535         config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1536         config/xtensa/xtensa-protos.h, config/dbx.h,
1537         config/stormy16/predicates.md, config/stormy16/stormy16.md,
1538         config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1539         config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1540         config/host-solaris.c, config/fr30/fr30.h,
1541         config/fr30/predicates.md, config/fr30/fr30-protos.h,
1542         config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1543         config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1544         config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1545         config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1546         config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1547         config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1548         config/host-linux.c, config/interix3.h, config/cris/cris.c,
1549         config/cris/predicates.md, config/cris/linux.h,
1550         config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1551         config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1552         config/cris/aout.opt, config/cris/cris-protos.h,
1553         config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1554         config/iq2000/iq2000.h, config/iq2000/predicates.md,
1555         config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1556         config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1557         config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1558         config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1559         config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1560         config/chorus.h, config/mn10300/mn10300.c,
1561         config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1562         config/mn10300/mn10300.h, config/mn10300/linux.h,
1563         config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1564         config/mn10300/mn10300.md, config/ia64/predicates.md,
1565         config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1566         config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1567         config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1568         config/ia64/freebsd.h, config/ia64/ia64.md,
1569         config/ia64/ia64-modes.def, config/ia64/constraints.md,
1570         config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1571         config/gofast.h, config/rtems.h, config/sol2-10.h,
1572         config/m68k/predicates.md, config/m68k/m68k.md,
1573         config/m68k/linux.h, config/m68k/m68k-modes.def,
1574         config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1575         config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1576         config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1577         config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1578         config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1579         config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1580         config/m68k/constraints.md, config/m68k/rtemself.h,
1581         config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1582         config/m68k/uclinux.h, config/rs6000/power4.md,
1583         config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1584         config/rs6000/linux.h, config/rs6000/eabi.h,
1585         config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1586         config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1587         config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1588         config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1589         config/rs6000/windiss.h, config/rs6000/603.md,
1590         config/rs6000/aix41.h, config/rs6000/cell.md,
1591         config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1592         config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1593         config/rs6000/darwin.md, config/rs6000/darwin64.h,
1594         config/rs6000/default64.h, config/rs6000/7xx.md,
1595         config/rs6000/darwin.opt, config/rs6000/spe.md,
1596         config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1597         config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1598         config/rs6000/7450.md, config/rs6000/linux64.h,
1599         config/rs6000/constraints.md, config/rs6000/440.md,
1600         config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1601         config/rs6000/rs6000.c, config/rs6000/aix52.h,
1602         config/rs6000/rs6000.h, config/rs6000/power6.md,
1603         config/rs6000/predicates.md, config/rs6000/altivec.md,
1604         config/rs6000/aix64.opt, config/rs6000/rios1.md,
1605         config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1606         config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1607         config/rs6000/darwin7.h, config/rs6000/dfp.md,
1608         config/rs6000/linux64.opt, config/rs6000/sync.md,
1609         config/rs6000/vxworksae.h, config/rs6000/power5.md,
1610         config/rs6000/lynx.h, config/rs6000/biarch64.h,
1611         config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1612         config/rs6000/eabispe.h, config/rs6000/e500.h,
1613         config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1614         config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1615         config/rs6000/aix.h, config/rs6000/vxworks.h,
1616         config/rs6000/40x.md, config/rs6000/aix51.h,
1617         config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1618         config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1619         config/arc/arc.h, config/mcore/mcore-elf.h,
1620         config/mcore/mcore-protos.h, config/mcore/predicates.md,
1621         config/mcore/mcore.md, config/mcore/mcore.c,
1622         config/mcore/mcore.opt, config/mcore/mcore.h,
1623         config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1624         config/score/predicates.md, config/score/score-version.h,
1625         config/score/score-protos.h, config/score/misc.md,
1626         config/score/elf.h, config/score/score.c, config/score/mac.md,
1627         config/score/score7.md, config/score/score.h,
1628         config/score/score-conv.h, config/score/score-mdaux.c,
1629         config/score/score.md, config/score/score.opt,
1630         config/score/score-modes.def, config/score/score-mdaux.h,
1631         config/score/mul-div.S, config/arm/uclinux-elf.h,
1632         config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1633         config/arm/symbian.h, config/arm/linux-elf.h,
1634         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1635         config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1636         config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1637         config/arm/strongarm-pe.h, config/arm/arm.h,
1638         config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1639         config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1640         config/arm/arm-modes.def, config/arm/linux-eabi.h,
1641         config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1642         config/arm/arm-cores.def, config/arm/arm-protos.h,
1643         config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1644         config/arm/wince-pe.h, config/arm/neon.md,
1645         config/arm/constraints.md, config/arm/neon.ml,
1646         config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1647         config/arm/arm.opt, config/arm/arm926ejs.md,
1648         config/arm/predicates.md, config/arm/iwmmxt.md,
1649         config/arm/arm_neon.h, config/arm/unknown-elf.h,
1650         config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1651         config/arm/neon-testgen.ml, config/arm/arm.md,
1652         config/arm/xscale-coff.h, config/arm/pe.c,
1653         config/arm/arm-generic.md, config/arm/pe.h,
1654         config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1655         config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1656         config/arm/strongarm-elf.h, config/arm/cirrus.md,
1657         config/arm/netbsd-elf.h, config/arm/vxworks.h,
1658         config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1659         config/pa/predicates.md, config/pa/pa64-hpux.h,
1660         config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1661         config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1662         config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1663         config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1664         config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1665         config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1666         config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1667         config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1668         config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1669         config/pa/pa64-regs.h, config/pa/pa-modes.def,
1670         config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1671         config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1672         config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1673         config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1674         config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1675         config/mips/linux64.h, config/mips/elforion.h,
1676         config/mips/constraints.md, config/mips/generic.md,
1677         config/mips/predicates.md, config/mips/4300.md,
1678         config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1679         config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1680         config/mips/5k.md, config/mips/vr4120-div.S,
1681         config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1682         config/mips/mips-protos.h, config/mips/6000.md,
1683         config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1684         config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1685         config/mips/mips-modes.def, config/mips/vr.h,
1686         config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1687         config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1688         config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1689         config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1690         config/vax/openbsd1.h, config/vax/netbsd.h,
1691         config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1692         config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1693         config/h8300/rtems.h, config/h8300/predicates.md,
1694         config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1695         config/h8300/h8300.md, config/h8300/h8300.opt,
1696         config/h8300/coff.h, config/h8300/h8300-protos.h,
1697         config/v850/v850.md, config/v850/predicates.md,
1698         config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1699         config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1700         config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1701         config/mmix/mmix.h, config/mmix/predicates.md,
1702         config/mmix/mmix-protos.h, config/mmix/mmix.md,
1703         config/mmix/mmix.c, config/mmix/mmix.opt,
1704         config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1705         config/bfin/rtems.h, config/bfin/bfin-modes.def,
1706         config/bfin/predicates.md, config/bfin/bfin-protos.h,
1707         config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1708         Likewise.
1709
1710 2007-08-02  Richard Sandiford  <richard@codesourcery.com>
1711
1712         * emit-rtl.c (reset_used_decls): Rename to...
1713         (set_used_decls): ...this.  Set the used flag rather than clearing it.
1714         (unshare_all_rtl_again): Update accordingly.  Set flags on argument
1715         DECL_RTLs rather than resetting them.
1716
1717 2007-08-02  Andreas Krebbel  <krebbel1@de.ibm.com>
1718
1719         * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1720
1721 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1722
1723         * reload.c (find_reloads_address_part):  Pass correct MEMREFLOC
1724         argument to find_reloads_address.
1725
1726 2007-08-01  Daniel Jacobowitz  <dan@codesourcery.com>
1727
1728         PR tree-optimization/32919
1729         * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1730         * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1731         (coalesce_ssa_name): Call it.
1732
1733 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1734             David Ung  <davidu@mips.com>
1735
1736         * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1737         (__mips16_unorddf2, __mips16_floatunsidf): New.
1738         * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1739         above functions.
1740         * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1741
1742 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1743
1744         * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1745         Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1746         * tree.h (OMP_SECTIONS_CONTROL): New macro.
1747         (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1748         * omp-low.c (get_ws_args_for, determine_parallel_type,
1749         expand_omp_for_generic, expand_omp_for_static_nochunk,
1750         expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1751         Work with more precise CFG.
1752         (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1753         (lower_omp_sections): Emit OMP_SECTIONS_SWITCH.  Add arguments to
1754         OMP_CONTINUE.
1755         * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1756         * gimple-low.c (lower_stmt): Ditto.
1757         * tree-inline.c (estimate_num_insns_1): Ditto.
1758         * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1759         (OMP_SECTIONS_SWITCH): New.
1760         * tree-cfgcleanup.c (cleanup_omp_return): New.
1761         (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1762         * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1763         and exit edge for OMP_FOR.  Handle OMP_SECTIONS_SWITCH.
1764         (tree_redirect_edge_and_branch): Handle omp constructs.
1765
1766         * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1767         with three arguments.
1768
1769 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1770
1771         * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1772         in loop closed ssa.
1773
1774 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1775
1776         * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
1777         the loop structures may need fixing.
1778         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
1779         New functions.
1780         (cleanup_tree_cfg_loop): Removed.
1781         (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
1782         * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
1783         instead of running cleanup_tree_cfg_loop.
1784         * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
1785         * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
1786         (tree_predictive_commoning): Declaration changed.
1787         * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
1788
1789 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1790
1791         * doc/invoke.texi (l1-cache-size): Update documentation.
1792         (l2-cache-size): Document.
1793         * params.h (L2_CACHE_SIZE): New macro.
1794         * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
1795         that L1_CACHE_SIZE is in kB now.
1796         (L2_CACHE_SIZE_BYTES): New macro.
1797         (tree_ssa_prefetch_arrays): Show size in kB.
1798         * config/i386/i386.h (struct processor_costs): Add l1_cache_size
1799         and l2_cache_size fields.
1800         * config/i386/driver-i386.c (describe_cache): Detect cache size
1801         in kB.
1802         * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
1803         pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
1804         amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
1805         generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
1806         (override_options): Set l1-cache-size and l2-cache-size to default
1807         values if not specified otherwise.
1808         * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
1809         (PARAM_L2_CACHE_SIZE): New.
1810
1811 2007-08-01  Nigel Stephens  <nigel@mips.com>
1812             David Ung  <davidu@mips.com>
1813             Thiemo Seufer  <ths@mips.com>
1814             Chris Dearman  <chris@mips.com>
1815             Richard Sandiford  <richard@codesourcery.com>
1816
1817         * config.gcc (mips*-sde-elf*): New stanza.
1818         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
1819         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
1820         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
1821         (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
1822         (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
1823         (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
1824         to tmake_file.
1825         * config/mips/sde.h: New file.
1826         * config/mips/t-libgcc-mips16: Likewise.
1827         * config/mips/t-sde: Likewise.
1828         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
1829         of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
1830         _MIPS_FPSET and _MIPS_SZINT.
1831         * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
1832         * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
1833         insertion of a default -mips option.  Use MIPS_32BIT_OPTION_SPEC.
1834         * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
1835         * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1836         * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1837         * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
1838         _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
1839         _MIPS_SZPTR and _MIPS_FPSET.
1840         (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
1841         architecture is specified.
1842         (MIPS_32BIT_OPTION_SPEC): New macro.
1843
1844 2007-07-31  Dan Hipschman  <dsh@google.com>
1845
1846         * gcc.c (end_going_arg): New function.
1847         (do_spec_2): Use it.
1848         (do_spec_1): Use it.
1849
1850 2007-07-31  H.J. Lu  <hongjiu.lu@intel.com>
1851
1852         * ddg.c (add_cross_iteration_register_deps): Declare bb_info
1853         only if ENABLE_CHECKING is defined.
1854
1855 2007-07-31  Kenneth Zadeck <zadeck@naturalbridge.com>
1856
1857         * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
1858         df_ru_add_problem, df_ru_get_bb_info): Removed.
1859         (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
1860         * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
1861         df_ru_free_bb_info, df_ru_alloc,
1862         df_ru_bb_local_compute_process_def,
1863         df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
1864         df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
1865         df_ru_transfer_function, df_ru_free, df_ru_start_dump,
1866         df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
1867         df_ru_add_problem): Removed.
1868
1869 2007-07-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1870
1871         PR target/32847
1872         * pa.md (casesi32): Use match_scratch.  Revise insn condition.
1873         (casesi32p, casesi64p): Likewise.
1874         (casesi): Adjust for above.
1875
1876 2007-07-31  Richard Sandiford  <richard@codesourcery.com>
1877
1878         * mode-switching.c (create_pre_exit): Don't search past calls.
1879
1880 2007-07-31  Sandra Loosemore  <sandra@codesourcery.com>
1881
1882         * config/mips/mips.h (ISA_HAS_SYNCI):  Add !TARGET_MIPS16 test.
1883
1884 2007-07-31  Revital Eres  <eres@il.ibm.com>
1885
1886         * ddg.c (add_deps_for_def): Rename to...
1887         (add_cross_iteration_register_deps): This.  Change implementation
1888         to use only reaching def and def-use chains to construct the
1889         inter loop dependencies.
1890         (add_deps_for_use): Remove function.
1891         (build_inter_loop_deps): Call add_cross_iteration_register_deps
1892         function to build the inter loop dependencies.
1893         * modulo-sched.c (sms_schedule): Build only
1894         reaching def and def-use chains for the propose of the ddg
1895         construction.
1896
1897 2007-07-31  Julian Brown  <julian@codesourcery.com>
1898
1899         * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
1900         New define_insns. Use correct RTL.
1901         (vec_set<mode>): Write as expander.
1902
1903 2007-07-31  Razya Ladelsky  <razya@il.ibm.com>
1904
1905         * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring 
1906         to an unallocated space.
1907
1908 2007-07-30  Jan Sjodin  <jan.sjodin@amd.com>
1909
1910         * tree-data-ref.c
1911         (split_constant_offset): Enable split_constant_offset to extract
1912         constants from other statements.
1913         * tree-vect-transform.c
1914         (vect_create_addr_base_for_vector_ref): Generate data_ref_base
1915         to a temp var. Force base_offset to be simple.
1916
1917 2007-07-30  Seongbae Park <seongbae.park@gmail.com>
1918
1919         * df-scan.c (df_scan_verify): Remove artificial limit on
1920         the number of blocks for verification.
1921         * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
1922         df_simulate_defs): Avoid unnecessary insn checking for defs.
1923
1924 2007-07-29  Mark Mitchell  <mark@codesourcery.com>
1925
1926         gcc/
1927         * config/m68k/lb1sf68.asm (FUNC): New macro.
1928         (__mulsi3): Use it.
1929         (__udivsi3): Likewise.
1930         (__divsi3): Likewise.
1931         (__umodsi3): Likewise.
1932         (__modsi3): Likewise.
1933         (__subdf3): Likewise.
1934         (__adddf3): Likewise.
1935         (__muldf3): Likewise.
1936         (__divdf3): Likewise.
1937         (__negdf2): Likewise.
1938         (__cmpdf2): Likewise.
1939         (__subsf3): Likewise.
1940         (__addsf3): Likewise.
1941         (__mulsf3): Likewise.
1942         (__divsf3): Likewise.
1943         (__negsf2): Likewise.
1944         (__cmpsf2): Likewise.
1945         (__eqdf2): Likewise.
1946         (__nedf2): Likewise.
1947         (__gtdf2): Likewise.
1948         (__gedf2): Likewise.
1949         (__ltdf2): Likewise.
1950         (__ledf2): Likewise.
1951         (__eqsf2): Likewise.
1952         (__nesf2): Likewise.
1953         (__gtsf2): Likewise.
1954         (__gesf2): Likewise.
1955         (__ltsf2): Likewise.
1956         (__lesf2): Likewise.
1957
1958 2007-07-30  Ollie Wild  <aaw@google.com>
1959
1960         * c-ppoutput.c (print_lines_directives_only): New function.
1961         (scan_translation_unit_directives_only): New function.
1962         (preprocess_file): Add call to scan_translation_unit_directives_only.
1963         * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
1964         (sanitize_cpp_opts): Add default flag_dump_macros setting for
1965         -fdirectives-only.  Add errors for -fdirectives-only conflict with
1966         -Wunused-macros and -traditional.
1967         (finish_options): Add builtin macro initialization for
1968         -fdirectives-only + -fpreprocessed.
1969         * c.opt (fdirectives-only): New.
1970         * doc/cppopts.texi (fdirectives-only): New.
1971
1972 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1973
1974         * alias.c (record_set, memory_modified_1): Constify.
1975         * bt-load.c (note_btr_set): Likewise.
1976         * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
1977         * combine.c (set_nonzero_bits_and_sign_copies,
1978         expand_field_assignment, record_dead_and_set_regs_1,
1979         use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
1980         likely_spilled_retval_1): Likewise.
1981         * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
1982         frv_io_handle_set): Likewise.
1983         * config/mips/mips.c (mips_sim_record_set,
1984         vr4130_true_reg_dependence_p_1): Likewise.
1985         * config/mt/mt.c (insn_dependent_p_1): Likewise.
1986         * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
1987         * config/sh/sh.c (flow_dependent_p_1): Likewise.
1988         * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
1989         * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
1990         * ddg.c (mark_mem_store): Likewise.
1991         * df-problems.c (df_urec_mark_reg_change): Likewise.
1992         * function.c (update_epilogue_consts): Likewise.
1993         * gcse.c (record_set_info, record_last_set_info,
1994         mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
1995         reg_clear_last_set): Likewise.
1996         * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
1997         Likewise.
1998         * jump.c (reversed_comparison_code_parts): Likewise.
1999         * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2000         reg_is_set): Likewise.
2001         * loop-iv.c (mark_altered): Likewise.
2002         * mode-switching.c (reg_becomes_live): Likewise.
2003         * optabs.c (no_conflict_move_test): Likewise.
2004         * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2005         Likewise.
2006         * postreload.c (reload_combine_note_store, move2add_note_store):
2007         Likewise.
2008         * regmove.c (flags_set_1): Likewise.
2009         * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2010         Likewise.
2011         * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2012         Likewise. 
2013         * resource.c (update_live_status): Likewise.
2014         * rtl.h (set_of, note_stores): Likewise.
2015         * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2016         note_stores, parms_set): Likewise.
2017         * sched-rgn.c (sets_likely_spilled_1): Likewise.
2018         * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2019         Likewise. 
2020         * var-tracking.c (count_stores, add_stores): Likewise.
2021
2022 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2023
2024         * alias.c (mems_in_disjoint_alias_sets_p,
2025         fixed_scalar_and_varying_struct_p, aliases_everything_p,
2026         nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2027         write_dependence_p, mems_in_disjoint_alias_sets_p,
2028         read_dependence, true_dependence, canon_true_dependence,
2029         anti_dependence, output_dependence): Constify.
2030         * combine.c (extended_count): Likewise.
2031         * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2032         * cselib.c (get_value_hash, references_value_p,
2033         cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2034         * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2035         * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2036         * function.c (contains, prologue_epilogue_contains,
2037         sibcall_epilogue_contains): Likewise. 
2038         * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2039         pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2040         only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2041         reg_or_subregno): Likewise.
2042         * recog.c (asm_noperands): Likewise.
2043         * reload1.c (function_invariant_p): Likewise.
2044         * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2045         rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2046         condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2047         simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2048         true_regnum, reg_or_subregno, condjump_in_parallel_p,
2049         extended_count, prologue_epilogue_contains,
2050         sibcall_epilogue_contains, function_invariant_p, true_dependence,
2051         canon_true_dependence, read_dependence, anti_dependence,
2052         output_dependence): Likewise.
2053         * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2054
2055 2007-07-30  Julian Brown  <julian@codesourcery.com>
2056
2057         * config/arm/neon.md (V_ext): New mode attribute.
2058         (neon_vget_lane<mode>): Replace with define_expand.
2059         (neon_vget_lane<mode>_sext_internal)
2060         (neon_vget_lane<mode>_zext_internal): New define_insns for double
2061         and quad precision vectors.
2062         (neon_vget_lanedi): Add bounds check. Remove dead comment.
2063         * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2064         have typeless 32-bit result.
2065
2066 2007-07-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2067
2068         PR tree-opt/32527
2069         * tree-affine.h (aff_tree): The type of rest is sizetype for types
2070         of pointers.
2071         * tree-affine.c (aff_combination_scale): If type is a pointer type,
2072         use sizetype for rest.
2073         (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2074         (aff_combination_convert): Don't convert rest for pointer types.
2075
2076 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2077
2078         * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2079
2080         * tree-ssa-alias.c: Add alloc-pool.h.
2081         (init_alias_info): Free alias_bitmap_obstack.
2082         (delete_alias_info): Call delete_mem_ref_stats.
2083         (get_mem_sym_stats_for): Use alloc_pool.
2084         (init_mem_ref_stats): Do not delete mem_ref_stats here.
2085         (delete_mem_sym_stats): Removed.
2086         
2087 2007-07-29  Sebastian Pop  <sebpop@gmail.com>
2088
2089         * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2090         functions cannot be represented as classical distance vectors.
2091
2092 2007-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2093
2094         * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2095         * builtins.c (validate_arg, builtin_mathfn_code,
2096         validate_arglist): Likewise.
2097         * calls.c (call_expr_flags): Likewise.
2098         * combine.c (reg_nonzero_bits_for_combine,
2099         reg_num_sign_bit_copies_for_combine, get_last_value,
2100         reg_truncated_to_mode): Likewise.
2101         * emit-rtl.c (subreg_lowpart_p): Likewise.
2102         * expr.c (highest_pow2_factor_for_target,
2103         categorize_ctor_elements_1, categorize_ctor_elements,
2104         count_type_elements, contains_packed_reference,
2105         highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2106         * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2107         fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2108         native_encode_int, native_encode_real, native_encode_complex,
2109         native_encode_vector, native_encode_expr, native_interpret_int,
2110         native_interpret_real, native_interpret_complex,
2111         native_interpret_vector, native_interpret_expr): Likewise.
2112         * function.c (use_register_for_decl): Likewise.
2113         * gimplify.c (get_name): Likewise.
2114         * langhooks-def.h (lhd_return_null_const_tree): New.
2115         (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2116         * langhooks.c (lhd_return_null_const_tree): New.
2117         * langhooks.h (lang_get_callee_fndecl): Constify.
2118         * output.h (constructor_static_from_elts_p): Likewise.
2119         * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2120         * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2121         subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2122         * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2123         cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2124         nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2125         * rtlhooks-def.h (reg_nonzero_bits_general,
2126         reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2127         Likewise. 
2128         * rtlhooks.c (reg_num_sign_bit_copies_general,
2129         reg_nonzero_bits_general, reg_truncated_to_mode_general):
2130         Likewise. 
2131         * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2132         * stor-layout.c (mode_for_size_tree): Likewise.
2133         * tree-ssa-loop-im.c (memref_eq): Likewise.
2134         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2135         * tree.c (contains_placeholder_p, type_list_equal,
2136         simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2137         Likewise. 
2138         * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2139         mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2140         contains_placeholder_p, contains_packed_reference,
2141         get_callee_fndecl, operand_equal_for_phi_arg_p,
2142         warn_if_unused_value, is_body_block, native_encode_expr,
2143         native_interpret_expr, fold_convertible_p, operand_equal_p,
2144         int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2145         validate_arglist, simple_cst_equal, type_list_equal,
2146         use_register_for_decl, call_expr_flags, get_name,
2147         highest_pow2_factor): Likewise.
2148         (const_call_expr_arg_iterator_d,
2149         init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2150         first_const_call_expr_arg, more_const_call_expr_args_p,
2151         FOR_EACH_CONST_CALL_EXPR_ARG): New.
2152         * varasm.c (constructor_static_from_elts_p): Constify.
2153
2154 2007-07-28  Kazu Hirata  <kazu@codesourcery.com>
2155
2156         * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2157         config/arm/neon-schedgen.ml, config/arm/neon.ml,
2158         config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2159         df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2160         regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2161         tree-vect-transform.c, tree.def: Fix comment typos.  Follow
2162         spelling conventions.
2163         * doc/invoke.texi: Follow spelling conventions.
2164
2165 2007-07-29  Vladimir Yanovsky  <yanov@il.ibm.com>
2166             Revital Eres  <eres@il.ibm.com>
2167
2168         * modulo-sched.c (sms_schedule): Avoid loops which includes
2169         auto-increment instructions.
2170
2171 2007-07-28  Richard Guenther  <rguenther@suse.de>
2172
2173         PR middle-end/32920
2174         * fold-const.c (fold_cond_expr_with_comparison): Convert
2175         operand zero of MIN/MAX_EXPR to correct type.
2176
2177 2007-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2178
2179         * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2180         flags_from_decl_or_type): Constify.
2181         * gcc.c (do_spec_1): Likewise.
2182         * print-tree.c (dump_addr, print_node_brief): Likewise.
2183         * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2184         simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2185         tree_purge_all_dead_eh_edges): Likewise.
2186         * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2187         tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2188         Likewise. 
2189         * tree.c (expr_location, expr_has_location, expr_locus,
2190         expr_filename, expr_lineno, get_inner_array_type,
2191         fields_compatible_p): Likewise.
2192         * tree.h (get_inner_array_type, fields_compatible_p,
2193         expr_location, expr_has_location, expr_locus, expr_filename,
2194         expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2195         setjmp_call_p, alloca_call_p): Likewise.
2196
2197 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2198
2199         * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2200         TV_FLOW_INSENSITIVE.
2201
2202         * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2203         TV_CALL_CLOBBER.
2204         (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2205         (compute_flow_insensitive_aliasing): Ditto for
2206         TV_FLOW_INSENSITIVE.    
2207
2208 2007-07-27  Jan Hubicka  <jh@suse.cz>
2209
2210         * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2211         #if 0 block.
2212
2213         * attribs.c: Include hashtab.h
2214         (attribute_hash): New.
2215         (substring): New structure.
2216         (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2217         New function.
2218         (init_attributes): Initialize attribute hash.
2219         (decl_attributes): Use attribute hash.
2220         * Makefile.in (attribs.c): Depend on hashtab.h.
2221
2222 2007-07-27  Steve Ellcey  <sje@cup.hp.com>
2223
2224         * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2225
2226 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2227
2228         * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2229         __mips_dspr2 and __mips_dsp_rev macros.
2230         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2231
2232 2007-07-27  Douglas Gregor  <doug.gregor@gmail.com>
2233         
2234        * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2235
2236 2007-07-26  Kenneth Zadeck <zadeck@naturalbridge.com>
2237
2238         PR middle-end/32749
2239         
2240         * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2241         and the updating of the live and do_not_gen sets.
2242         (df_note_bb_compute): Added updating of live and do_not_gen sets
2243         for regular defs so that the case of clobber inside conditional
2244         call is processed correctly.
2245         
2246 2007-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2247
2248         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2249         operands with compatible type.
2250
2251 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2252
2253         * expr.h (store_bit_field): Don't return a value.
2254         * expmed.c (check_predicate_volatile_ok): New function.
2255         (store_bit_field_1): New function, extracted from store_bit_field.
2256         Take a fallback_p argument and return true if the operation succeeded.
2257         Only use store_fixed_bit_field if fallback_p.  Don't recompute
2258         mode_for_extraction; use op_mode instead.  Try forcing memories
2259         into registers if the insv expander fails.
2260         (store_bit_field): Use store_bit_field_1 with fallback_p true.
2261         Don't return a value.
2262         (convert_extracted_bit_field): New function, extracted from
2263         store_bit_field.
2264         (extract_bit_field_1): Likewise.  Take a fallback_p argument
2265         and return NULL if the operation succeeded.  Only use
2266         extract_fixed_bit_field if fallback_p.  Only calculate one
2267         extraction mode.  Combine code for extv and extzv.  Try forcing
2268         memories into registers if the ext(z)v expander fails.
2269         (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2270
2271 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2272
2273         * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2274         into bitfields.
2275         (df_ref): Likewise.  Put regno with other integer fields.
2276
2277 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2278
2279         * df.h (df_mw_hardreg): Remove "loc" field.
2280         * df-scan.c (df_ref_record): Don't set it.  Remove redundant
2281         local variable.
2282         * df-problems.c (df_whole_mw_reg_unused_p): New function,
2283         split out from df_set_unused_notes_for_mw.  Return false for
2284         partial references.  Assert that mw_reg is a REG when returning true.
2285         (df_set_unused_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2286         (df_whole_mw_reg_dead_p): New function, split out from
2287         df_set_dead_notes_for_mw.  Return false for partial references.
2288         Assert that mw_reg is a REG when returning true.
2289         (df_set_dead_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2290         Remove redundant bitmap check.
2291
2292 2007-07-26  H.J. Lu  <hongjiu.lu@intel.com>
2293
2294         * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2295         ($(T)crtend.o): Likwise.
2296         ($(T)crtbeginS.o): Likwise.
2297         ($(T)crtendS.o): Likwise.
2298         ($(T)crtfastmath.o): Likwise.
2299
2300 2007-07-26  Zdenek Dvorak  <dvorakz@suse.cz>
2301
2302         * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2303         * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2304         * basic-block.h (struct control_flow_graph): Added x_dom_computed
2305         and x_n_bbs_in_dom_tree fields.
2306
2307 2007-07-26  Steve Ellcey  <sje@cup.hp.com>
2308
2309         PR tree-optimization/32087
2310         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2311         Do not call scale_bbs_frequencies_int with prob of zero.
2312
2313 2007-07-26  Julian Brown  <julian@codesourcery.com>
2314
2315         * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2316         (neon_element_bits): Add prototypes.
2317         * config/arm/arm.c (bounds_check, neon_lane_bounds)
2318         (neon_const_bounds, neon_element_bits): New functions.
2319         * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2320         (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2321         (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2322         (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2323         (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2324         (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2325         (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2326         (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2327         (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2328         (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2329         (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2330         (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2331         (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2332
2333 2007-07-26  Nathan Froyd  <froydnj@codesourcery.com>
2334
2335         * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2336         (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2337
2338 2007-07-26  Mark Shinwell  <shinwell@codesourcery.com>
2339             Julian Brown  <julian@codesourcery.com>
2340
2341         * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2342         * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2343         * config/arm/cortex-a8.md: New.
2344         * config/arm/cortex-a8-neon.md: New.
2345         * config/arm/neon-schedgen.ml: New.
2346         * config/arm/neon.md (vqh_mnem): New.
2347         (neon_type): New.
2348         (Is_float_mode): New.
2349         (Scalar_mul_8_16): New.
2350         (Is_d_reg): New.
2351         (V_mode_nunits): New.
2352         (All instruction patterns): Annotate with neon_type attribute
2353         values.
2354         * config/arm/arm.md: Include cortex-a8.md.
2355         (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2356         values.
2357         Annotate instruction patterns accordingly.
2358         (generic_sched): Do not use generic scheduling for Cortex-A8.
2359         (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2360
2361 2007-07-26  Daniel Jacobowitz  <dan@codesourcery.com>
2362
2363         * fold-const.c (fold_read_from_constant_string): Use
2364         build_int_cst_type.
2365         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2366
2367 2007-07-26  Nick Clifton  <nickc@redhat.com>
2368
2369         * tree-ssa-operands.h: Change copyright header to refer to version
2370         3 of the GNU General Public License and to point readers at the
2371         COPYING3 file and the FSF's license web page.
2372         * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2373         sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2374         tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2375         targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2376         tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2377         hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2378         flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2379         opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2380         gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2381         cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2382         rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2383         optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2384         tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2385         genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2386         reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2387         c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2388         rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2389         tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2390         diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2391         gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2392         input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2393         gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2394         cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2395         graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2396         genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2397         tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2398         reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2399         real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2400         omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2401         tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2402         regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2403         tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2404         scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2405         double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2406         dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2407         gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2408         hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2409         ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2410         c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2411         tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2412         xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2413         tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2414         gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2415         mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2416         alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2417         dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2418         expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2419         genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2420         timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2421         tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2422         recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2423         dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2424         matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2425         tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2426         lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2427         ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2428         ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2429         langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2430         sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2431         gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2432         ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2433         init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2434         loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2435         mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2436         opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2437         insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2438         tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2439         dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2440         bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2441         coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2442         stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2443         cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2444         tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2445         loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2446         lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2447         tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2448         tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2449         ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2450         varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2451         sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2452         target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2453         omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2454         intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2455         sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2456         genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2457         tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2458         bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2459         cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2460         cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2461         tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2462         c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2463         fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2464         vecprim.h, basic-block.h, tree-ssa-structalias.c,
2465         tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2466         passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2467         struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2468         varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2469         reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2470         stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2471         params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2472         tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2473         convert.c, convert.h, langhooks-def.h, reload1.c,
2474         tree-ssa-operands.c: Likewise.
2475
2476 2007-07-26  Jan Hubicka  <jh@suse.cz>
2477
2478         * tree-ssa-live.c: Include debug.h and flags.h.
2479         (mark_scope_block_unused): New function.
2480         (remove_unused_scope_block_p): New function.
2481         (remove_unused_locals): Remove unused blocks too.
2482
2483 2007-07-25  Ian Lance Taylor  <iant@google.com>
2484
2485         * combine.c (combine_max_regno): Remove.  Remove all uses.
2486         (struct reg_stat_struct): Rename from struct reg_stat.
2487         (reg_stat_type): Define, and declare VECs.
2488         (reg_stat): Change from pointer to VEC.  Change all uses.
2489         (combine_split_insns): New static function.
2490         (try_combine, find_split_point): Call it instead of split_insns.
2491
2492 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2493
2494         * cfghooks.c (split_block): Fix the information about loop latch.
2495
2496 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2497
2498         * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2499
2500 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2501
2502         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2503         Scan the new edge for loop exit info.
2504
2505 2007-07-25  Andreas Tobler  <a.tobler@schweiz.org>
2506
2507         * config/darwin.c: Include debug.h.
2508
2509 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2510
2511         PR target/32218
2512         * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2513
2514 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2515
2516         * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2517         (HARD_REGNO_MODE_OK): Ditto.
2518         (MODES_TIEABLE_P): Ditto.
2519         (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2520         (CLASS_MAX_NREGS): Ditto.
2521         * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2522         * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2523         (divdf3_internal_thr): Removed.
2524         * config/ia64/div.md: New file.
2525         * config/ia64/constraints.md: Add H constraint.
2526
2527 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2528
2529         * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2530         sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2531         sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2532         sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2533         sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2534         sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2535         sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2536         sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2537         sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2538         dump_sbitmap_file, debug_sbitmap, popcount_table,
2539         sbitmap_popcount): Constify.
2540         * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2541         (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2542         dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2543         sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2544         sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2545         sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2546         sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2547         sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2548         sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2549         sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2550         sbitmap_popcount, sbitmap_verify_popcount): Constify.
2551
2552 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2553
2554         * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2555         bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2556         bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2557         bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2558         bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2559         bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2560         bitmap_intersect_p, bitmap_intersect_compl_p,
2561         bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2562         debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2563         Constify.
2564         * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2565         bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2566         bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2567         bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2568         bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2569         debug_bitmap, debug_bitmap_file, bitmap_print,
2570         bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2571         bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2572
2573 2007-07-25  Daniel Berlin  <dberlin@dberlin.org>
2574
2575         * config/darwin.c (darwin_override_options): Additional fix for
2576         debug info formats that don't support var tracking.
2577
2578 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2579
2580         * cselib.c (entry_and_rtx_equal_p): Constify.
2581         * gengtype.c (output_mangled_typename, write_types, write_local):
2582         Likewise.
2583         * gengtype.h (const_type_p): New.
2584         * see.c (eq_descriptor_extension, hash_descriptor_extension):
2585         Constify.
2586         * tlink.c (scan_linker_output): De-constify.
2587         * tree-ssa-loop-im.c (memref_eq): Constify.
2588         * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2589         (shared_bitmap_hash, shared_bitmap_eq): Constify.
2590
2591 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2592
2593         * c-common.c (fname_as_string, c_type_hash): Constify.
2594         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2595         * cgraph.c (edge_hash, edge_eq): Likewise.
2596         * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2597         * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2598         reg_attrs_htab_eq): Likewise.
2599         * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2600         Likewise.
2601         * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2602         const_decl_t, const_state_t, const_automata_list_el_t): New.
2603         (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2604         DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2605         automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2606         insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2607         reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2608         automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2609         compare_max_occ_cycle_nums, out_state_arcs_num,
2610         compare_transition_els_num, units_cmp, state_reservs_cmp):
2611         Constify.
2612         * genmodes.c (cmp_modes): Likewise.
2613         * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2614         * gimplify.c (compare_case_labels): Likewise.
2615         * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2616         * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2617         * matrix-reorg.c (mtt_info_hash): Likewise.
2618         * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2619         * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2620         (htab_hash_bucket, htab_hash_elem): Constify.
2621         * tree-browser.c (TB_parent_eq): Likewise.
2622         * tree-scalar-evolution.c (hash_scev_info): Likewise.
2623         * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2624         * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2625         (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2626         Constify.
2627         * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2628         * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2629         (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2630         * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2631         const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2632         New.
2633         (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2634         vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2635         vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2636         * tree-ssa-threadupdate.c (redirection_data_hash,
2637         redirection_data_eq): Likewise. 
2638         * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2639         * tree-ssa.c (var_ann_eq): Likewise.
2640         * tree-vrp.c (compare_case_labels): Likewise.
2641         * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2642         tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2643         tree_not_check_failed, tree_class_check_failed,
2644         tree_range_check_failed, tree_not_class_check_failed,
2645         omp_clause_check_failed, omp_clause_range_check_failed,
2646         tree_contains_struct_check_failed, tree_operand_check_failed):
2647         Likewise. 
2648         * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2649         tree_not_check_failed, tree_class_check_failed,
2650         tree_range_check_failed, tree_not_class_check_failed,
2651         tree_operand_check_failed, omp_clause_operand_check_failed,
2652         tree_operand_length): Likewise. 
2653         * var-tracking.c (const_variable): New.
2654         (variable_htab_hash, variable_htab_eq): Constify.
2655         * varasm.c (const_desc_hash): Likewise.
2656
2657 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2658
2659         * expr.c (handled_component_p): Constify.
2660         * fold-const.c (fit_double_type): Likewise.
2661         * real.h (real_value_from_int_cst): Likewise.
2662         * tree-flow-inline.h (gimple_in_ssa_p,
2663         gimple_aliases_computed_p, gimple_addressable_vars,
2664         gimple_call_clobbered_vars, gimple_referenced_vars,
2665         gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2666         end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2667         may_aliases, end_readonly_imm_use_p, has_zero_uses,
2668         has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2669         is_label_stmt, is_global_var, phi_ssa_name_p,
2670         factoring_name_p, is_call_clobbered, tree_common_ann,
2671         op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2672         unmodifiable_var_p, array_ref_contains_indirect_ref,
2673         ref_contains_array_ref, lookup_subvars_for_var,
2674         var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2675         gimple_mem_ref_stats): Likewise.
2676         * tree-flow.h (tree_common_ann, var_ann, function_ann,
2677         may_aliases, is_exec_stmt, is_label_stmt,
2678         ref_contains_array_ref, array_ref_contains_indirect_ref,
2679         var_can_have_subvars, overlap_subvar, is_call_clobbered,
2680         unmodifiable_var_p): Likewise.
2681         * tree-gimple.c (is_gimple_min_invariant): Likewise.
2682         * tree-gimple.h (is_gimple_min_invariant): Likewise. 
2683         * tree.c (type_hash_list, attribute_hash_list, tree_size,
2684         cst_and_fits_in_hwi, real_value_from_int_cst,
2685         build_real_from_int_cst, integer_zerop, integer_onep,
2686         integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2687         tree_floor_log2, real_zerop, real_onep, real_twop,
2688         real_minus_onep, really_constant_p, purpose_member, chain_member,
2689         list_length, fields_length, int_size_in_bytes, bit_position,
2690         int_bit_position, byte_position, int_byte_position, expr_align,
2691         array_type_nelts, tree_node_structure,
2692         type_contains_placeholder_1, iterative_hash_pointer,
2693         is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2694         tree_map_base_eq, type_hash_list, type_hash_eq,
2695         attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2696         tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2697         tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2698         simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2699         int_fits_type_p, get_containing_scope, decl_function_context,
2700         decl_type_context, omp_clause_operand_check_failed,
2701         initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2702         * tree.h (omp_clause_operand_check_failed, tree_size,
2703         build_real_from_int_cst, array_type_nelts, purpose_member,
2704         tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2705         host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2706         is_attribute_p, check_qualified_type, expr_align,
2707         int_size_in_bytes, bit_position, int_bit_position, byte_position,
2708         int_byte_position, list_length, fields_length, initializer_zerop,
2709         integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2710         integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2711         tree_node_structure, handled_component_p, get_containing_scope,
2712         decl_function_context, decl_type_context, real_zerop,
2713         type_num_arguments, fit_double_type, really_constant_p,
2714         int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2715         compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2716         real_twop, real_minus_onep, int_cst_value): Likewise.
2717
2718 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2719
2720         * cfglayout.c (insn_scope, insn_line): Constify.
2721         * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2722         const_double_htab_hash, const_double_htab_eq,
2723         mem_attrs_htab_hash): Likewise.
2724         * loop-iv.c (biv_eq): Likewise.
2725         * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2726         print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2727         debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2728         Likewise. 
2729         * rtl-error.c (location_for_asm, diagnostic_for_asm,
2730         error_for_asm, warning_for_asm, _fatal_insn,
2731         _fatal_insn_not_found): Likewise. 
2732         * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2733         rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2734         rtl_check_failed_type2, rtl_check_failed_code1,
2735         rtl_check_failed_code2, rtl_check_failed_code_mode,
2736         rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2737         * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2738         rtl_check_failed_type2, rtl_check_failed_code1,
2739         rtl_check_failed_code2, rtl_check_failed_code_mode,
2740         rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2741         SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2742         shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2743         get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2744         mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2745         rtx_unstable_p, get_integer_term, get_related_value,
2746         offset_within_block_p, reg_mentioned_p, count_occurrences,
2747         reg_referenced_p, reg_used_between_p, no_labels_between_p,
2748         single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2749         reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2750         find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2751         find_constant_src, find_reg_fusage, find_regno_fusage,
2752         pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2753         volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2754         may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2755         computed_jump_p, auto_inc_p, in_expr_list_p,
2756         remove_node_from_expr_list, loc_mentioned_in_p,
2757         label_is_jump_target_p, reversed_comparison_code_parts,
2758         debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2759         print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2760         print_inline_rtx): Likewise.
2761         * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2762         computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2763         rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2764         get_integer_term, get_related_value, offset_within_block_p,
2765         count_occurrences, reg_mentioned_p, no_labels_between_p,
2766         reg_used_between_p, reg_referenced_p, single_set_2,
2767         multiple_sets, set_noop_p, refers_to_regno_p,
2768         reg_overlap_mentioned_p, dead_or_set_p,
2769         covers_regno_no_parallel_p, covers_regno_p,
2770         dead_or_set_regno_p, find_reg_note, find_regno_note,
2771         find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2772         find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2773         remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
2774         side_effects_p, may_trap_p_1, may_trap_p,
2775         may_trap_after_code_motion_p, may_trap_or_fault_p,
2776         inequality_comparisons_p, tablejump_p, computed_jump_p_1,
2777         computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
2778         subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
2779         * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
2780         mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
2781         Likewise. 
2782         * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
2783         warning_for_asm): Likewise.
2784         * tree.h (print_rtl): Likewise.
2785         * varasm.c (get_pool_mode): Likewise.
2786
2787 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2788
2789         * c-lex.c (c_lex_with_flags, lex_string): Constify.
2790         * c-ppoutput.c (print_line, pp_dir_change): Likewise.
2791         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2792         * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
2793         * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
2794         * ddg.c (compare_sccs): Likewise.
2795         * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
2796         * dfp.c (decimal_real_from_string, decimal_to_decnumber,
2797         decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
2798         decimal_do_fix_trunc, decimal_real_to_integer,
2799         decimal_real_to_integer2, decimal_real_maxval): Likewise.
2800         * dse.c (const_group_info_t): New.
2801         (invariant_group_base_eq, invariant_group_base_hash): Constify.
2802         * dwarf2out.c (const_dw_die_ref): New.
2803         (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
2804         * tree-browser.c (TB_parent_eq): Likewise.
2805         * unwind-dw2-fde.c (__register_frame_info_bases,
2806         __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
2807         add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
2808         Likewise.
2809         * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
2810         * unwind-dw2.c (uw_frame_state_for): Likewise.
2811         * value-prof.c (histogram_hash, histogram_eq): Likewise.
2812         * value-prof.h (const_histogram_value): New.
2813
2814 2007-07-25  Richard Sandiford  <richard@codesourcery.com>
2815
2816         * config/mips/mips.c (machine_function): Add
2817         initialized_mips16_gp_pseudo_p.
2818         (mips16_gp_pseudo_reg): Do not emit the initialization of
2819         mips16_gp_pseudo_rtx when being called from the gimple cost-
2820         calculation routines; emit it on the first use outside those
2821         routines.
2822
2823 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2824
2825         * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
2826         New.
2827         
2828         * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
2829         RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
2830         RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
2831         RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
2832         RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
2833         Preserve const-ness of parameters through use of __typeof(),
2834         also constify and tidy.
2835         
2836         * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
2837         TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
2838         NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
2839         CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
2840         OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
2841         GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
2842         PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
2843         TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
2844         TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
2845
2846 2007-07-25  Julian Brown  <julian@codesourcery.com>
2847             Mark Shinwell  <shinwell@codesourcery.com>
2848
2849         * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
2850         (alpha_mangle_type): This.
2851         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2852         (TARGET_MANGLE_TYPE): Define this instead.
2853         * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
2854         * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
2855         (arm_init_neon_builtins): Fix comment.
2856         (arm_mangle_map_entry): New.
2857         (arm_mangle_map): New.
2858         (arm_mangle_type): New.
2859         * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
2860         (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
2861         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2862         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2863         (TARGET_MANGLE_TYPE): Define this instead.
2864         * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
2865         (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT  and restrict
2866         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
2867         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2868         (TARGET_MANGLE_TYPE): Define this instead.
2869         * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
2870         to...
2871         (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
2872         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2873         (TARGET_MANGLE_TYPE): Define this instead.
2874         * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
2875         (s390_mangle_type): This.
2876         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2877         (TARGET_MANGLE_TYPE): Define this instead.
2878         * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
2879         (sparc_mangle_type): This.
2880         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
2881         (TARGET_MANGLE_TYPE): Define this instead.
2882         * cp/mangle.c (write_type): Call mangle_type target hook on all
2883         types before mangling.  Use original type, not main variant, as
2884         argument.
2885         * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
2886         (TARGET_MANGLE_TYPE): This.
2887         * target.h (gcc_target): Rename mangle_fundamental_type to
2888         mangle_type.
2889         * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
2890         (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
2891
2892 2007-07-25  Julian Brown  <julian@codesourcery.com>
2893             Paul Brook  <paul@codesourcery.com>
2894             Joseph Myers  <joseph@codesourcery.com>
2895             Mark Shinwell  <shinwell@codesourcery.com>
2896
2897         * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
2898         * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
2899         (with_fpu): Allow --with-fpu=neon.
2900         * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2901         * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
2902         * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
2903         * config/arm/arm-protos.h (neon_immediate_valid_for_move)
2904         (neon_immediate_valid_for_logic, neon_output_logic_immediate)
2905         (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
2906         (neon_emit_pair_result_insn, neon_disambiguate_copy)
2907         (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
2908         (output_move_neon): Add prototypes.
2909         * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
2910         (all_fpus): Add FPUTYPE_NEON.
2911         (fp_model_for_fpu): Add NEON field.
2912         (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
2913         (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
2914         in registers.
2915         (arm_legitimate_address_p): Don't support fancy addressing for NEON
2916         structure moves.
2917         (thumb2_legitimate_address_p): Likewise.
2918         (neon_valid_immediate): Recognize and prepare constants suitable for
2919         NEON instructions.
2920         (neon_immediate_valid_for_move): New function. Recognize and prepare
2921         immediates for NEON move instructions.
2922         (neon_immediate_valid_for_logic): New function. Recognize and
2923         prepare immediates for NEON logic instructions.
2924         (neon_output_logic_immediate): New function. Create asm string
2925         suitable for outputting immediate logic instructions.
2926         (neon_pairwise_reduce): New function. Implement reduction using
2927         pairwise operations.
2928         (neon_expand_vector_init): New function. Expand a (possibly
2929         non-constant) vector initialization.
2930         (neon_vector_mem_operand): New function. Memory operands supported
2931         for quad-word loads/stores to/from ARM or NEON registers. Don't
2932         allow base+offset addressing for core regs.
2933         (neon_struct_mem_operand): New function. Valid mems for NEON
2934         structure moves.
2935         (coproc_secondary_reload_class): Enable NEON registers to be loaded
2936         from neon_vector_mem_operand addresses without a secondary register.
2937         (add_minipool_forward_ref): Handle >8-byte minipool entries.
2938         (add_minipool_backward_ref): Likewise.
2939         (dump_minipool): Likewise.
2940         (push_minipool_fix): Likewise.
2941         (output_move_quad): New function. Output quad-word moves, loads and
2942         stores using ARM registers.
2943         (output_move_vfp): Add support for vectors in VFP (NEON) D
2944         registers.
2945         (output_move_neon): Output a NEON load/store to/from a quadword
2946         register.
2947         (arm_print_operand): Implement new codes:
2948         - 'c' for unadorned integers (without a # sign).
2949         - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
2950         mode.
2951         - 'e', 'f' for the low and high D parts of a NEON Q register.
2952         - 'q' outputs a NEON Q register.
2953         - 'h' outputs ranges of D registers for VLDM/VSTM etc.
2954         - 'T' prints NEON opcode features from a coded bitmask.
2955         - 'F' is similar to T, but signed/unsigned codes both print as
2956         'i'.
2957         - 't' is similar to T, but 'u' is printed instead of 'p'.
2958         - 'O' prints 'r' if NEON instruction should perform rounding (as
2959         specified by bitmask), else prints nothing.
2960         - '#' is a punctuation character to stop operand numbers from
2961         running together with following digits in the assembler
2962         strings for instructions (when using mode attributes).
2963         (arm_assemble_integer): Handle extra NEON vector modes. Permute
2964         constant vectors in big-endian mode, where necessary.
2965         (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
2966         Handle EI, OI, CI, XI modes.
2967         (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
2968         (ashrv2si3): Rename IWMMXT2_BUILTINs to...
2969         (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
2970         (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
2971         (neon_builtin_type_bits): Add enumeration, one bit for each vector
2972         type.
2973         (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
2974         (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
2975         to turn v8qi, etc. into bits defined above.
2976         (neon_itype): New enumeration. Classifications of NEON builtins.
2977         (neon_builtin_datum): Define struct. Contains information about
2978         a single builtin (with multiple modes).
2979         (CF): Define helper macro for...
2980         (VAR1...VAR10): Define builtins with a type, name and 1-10 different
2981         modes.
2982         (neon_builtin_data): New array. Define information about builtins
2983         for use during initialization/expansion.
2984         (arm_init_neon_builtins): New function.
2985         (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
2986         true.
2987         (neon_builtin_compare): New function.
2988         (locate_neon_builtin_icode): New function. Find an insn code for a
2989         builtin given a function code for that builtin. Also return type of
2990         builtin (NEON_BINOP, NEON_UNOP etc.).
2991         (builtin_arg): New enumeration. Types of arguments for builtins.
2992         (arm_expand_neon_args): New function. Expand a generic NEON builtin.
2993         Takes a variable argument list of builtin_arg types, terminated by
2994         NEON_ARG_STOP.
2995         (arm_expand_neon_builtin): New function. Expand a NEON builtin.
2996         (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
2997         (neon_emit_pair_result_insn): New function. Support returning pairs
2998         of vectors via a pointer.
2999         (neon_disambiguate_copy): New function. Set up operands for a
3000         multi-word copy such that registers do not get clobbered.
3001         (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3002         ARM_BUILTIN_NEON_BASE.
3003         (arm_file_start): Set float-abi attribute for NEON.
3004         (arm_vector_mode_supported_p): Enable NEON vector modes.
3005         (arm_mangle_map_entry): New.
3006         (arm_mangle_map): New.
3007         (arm_mangle_vector_type): New.
3008         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3009         when appropriate.
3010         (TARGET_NEON): New macro. Target supports NEON.
3011         (fputype): Add FPUTYPE_NEON.
3012         (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3013         for vectorization based on command-line arg.
3014         (NEON_REGNO_OK_FOR_NREGS): Define.
3015         (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3016         (VALID_NEON_STRUCT_MODE): Define.
3017         (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3018         (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3019         * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3020         (consttable_16): Add pattern for outputting 16-byte minipool
3021         entries.
3022         (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3023         vec-common.md).
3024         (vec-common.md, neon.md): Include md files.
3025         * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3026         * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3027         (memory_constraint "Ut", "Un", "Us"): Define.
3028         * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3029         (MMX_char): New mode attribute.
3030         (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3031         (*add<mode>3_iwmmxt): New insn pattern.
3032         (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3033         (*sub<mode>3_iwmmxt): New insn pattern.
3034         (mulv4hi3): Rename to...
3035         (*mulv4hi3_iwmmxt): This.
3036         (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3037         (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3038         (uminv4hi3, uminv2si3): Remove. Replace with...
3039         (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3040         (*umin<mode>3_iwmmxt): These.
3041         (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3042         (ashr<mode>3_iwmmxt): This new pattern.
3043         (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3044         (lshr<mode>3_iwmmxt): This new pattern.
3045         (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3046         (ashl<mode>3_iwmmxt): This new pattern.
3047         * config/arm/neon-docgen.ml: New file. Generate documentation for
3048         intrinsics.
3049         * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3050         * config/arm/arm_neon.h: New (autogenerated).
3051         * config/arm/neon-testgen.ml: New file. Generate NEON tests
3052         automatically.
3053         * config/arm/neon.md: New file. Define NEON instructions.
3054         * config/arm/neon.ml: New file. Abstract description of NEON
3055         instructions, used to generate arm_neon.h header, documentation and
3056         tests.
3057         * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3058         * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3059         support.
3060         * doc/extend.texi (ARM Built-in Functions): Rename and remove
3061         extraneous comma.
3062         (ARM NEON Intrinsics): New subsection.
3063         * doc/arm-neon-intrinsics.texi: New (autogenerated).
3064
3065 2007-07-25  Danny Smith   <dannysmith@users.sourceforge.net>
3066
3067         * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3068         prototype.
3069
3070 2007-07-24  Jan Hubicka  <jh@suse.cz>
3071
3072         * regclass.c (move_table): New type.
3073         (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3074         (init_move_cost): Break out from ...
3075         (init_reg_sets_1): ... here; simplify computation of
3076         have_regs-of_mode and contains_reg_of_mode.
3077         (record_reg_classes): Unswitch internal loops.
3078         (copy_cost): Trigger lazy initialization of move cost
3079         (record_address_regs): Likewise.
3080
3081 2007-07-24  Daniel Berlin  <dberlin@dberlin.org>
3082
3083         * config/darwin.c (darwin_override_options): Don't force on
3084         flag_var_tracking_uninit when no debug info is requested.
3085
3086 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
3087
3088         * cfgloop.c (init_loops_structure): New function.
3089         (flow_loops_find): Create root of the loop tree unconditionally.
3090
3091 2007-07-24  Daniel Jacobowitz  <dan@codesourcery.com>
3092
3093         * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3094
3095 2007-07-24  Jan Hubicka  <jh@suse.cz>
3096
3097         * caller-save.c: Include ggc.h, gt-caller-save.h
3098         (reg_save_code, reg_restore_code): Rename to ...
3099         (cached_reg_save_code, cached_reg_restore_code): ... those.
3100         (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3101         (reg_save_code, reg_restore_code): New functions.
3102         (init_caller_save): Do not intialize
3103         reg_save_code/reg_restore_code tables.
3104         * Makefile.in: (gt-caller-save.h): New.
3105
3106 2007-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
3107
3108         * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3109         with the mode of the original operand instead of
3110         integer_one_node.
3111
3112 2007-07-23  Jan Hubicka  <jH@suse.cz>
3113
3114         * i386.c (ix86_secondary_memory_needed): Break out to...
3115         (inline_secondary_memory_needed): ... here.
3116         (ix86_memory_move_cost): Break out to ...
3117         (inline_memory_move_cost): ... here; add support for IN value of 2 for
3118         maximum of input and output; fix handling of Q_REGS on 64bit.
3119         (ix86_secondary_memory_needed): Microoptimize.
3120
3121 2007-07-23  Sebastian Pop  <sebpop@gmail.com>
3122
3123         * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3124         create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3125         stmts_from_loop, known_dependences_p, build_rdg): New.
3126         * tree-data-ref.h: Depends on graphds.h.
3127         (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3128         (build_rdg): Declared.
3129         * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3130
3131 2007-07-23  Daniel Berlin  <dberlin@dberlin.org>
3132
3133         * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3134         ccp_min_invariant.
3135
3136 2007-07-23  Peter Bergner  <bergner@vnet.ibm.com>
3137             Jakub Jelinek  <jakub@redhat.com>
3138
3139         PR middle-end/PR28690
3140         * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3141         * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3142         and MEM_POINTER operands over REG and MEM operands.
3143         (swap_commutative_operands_p): Change return value to bool.
3144         * rtl.h: Update the corresponding prototype.
3145         * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3146         instead of gen_rtx_PLUS.
3147         * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3148         value to bool.  Change function arguments to rtx's and update code
3149         to match.
3150         (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3151         calls to match the new declaration.
3152         * simplify-rtx.c (simplify_associative_operation): Don't
3153         reorder simplify_binary_operation arguments.
3154
3155 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3156
3157         * config/mips/mips.c (override_options): Use mips_costs to derive
3158         the default branch cost.
3159         * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3160         than mips_costs.
3161         * config/mips/mips.opt (mbranch-cost=): New option.
3162         * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3163
3164 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3165
3166         * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3167         (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3168         * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3169         instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3170
3171 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3172
3173         * config/mips/constraints.md (ks): New constraint.
3174         * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3175         (*add<mode>3_mips16): ...here.
3176
3177 2007-07-21  Uros Bizjak  <ubizjak@gmail.com>
3178
3179         * optabs.h (enum optab_index): Add new OTI_signbit.
3180         (signbit_optab): Define corresponding macro.
3181         (enum insn_code signbit_optab[]): Remove array.
3182         * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3183         (expand_copysign_absneg): If back end provides signbit insn, use it
3184         instead of bit operations on floating point argument.
3185         * builtins.c (enum insn_code signbit_optab[]): Remove array.
3186         (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3187         availability of signbit insn.
3188
3189         * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3190         signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3191         SSE mode is not active.
3192         (isinf<mode>2): Disable for mfpmath=sse,387.
3193
3194 2007-07-22  Ben Elliston  <bje@au.ibm.com>
3195
3196         * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3197         `class' parameter.
3198         * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3199
3200 2007-07-20  Richard Guenther  <rguenther@suse.de>
3201
3202         * tree-cfg.c (verify_expr): COND_EXPRs can have any
3203         integral typed condition.
3204         * tree-ssa.c (useless_type_conversion_p): Do not preserve
3205         booleanness.  Only preserve conversions from a non-base
3206         type to a base type, not in general between types with
3207         different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3208         * tree.def (COND_EXPR): Document that the condition
3209         can be of any integral type.
3210
3211 2007-07-20  Nigel Stephens  <nigel@mips.com>
3212             Richard Sandiford  <richard@codesourcery.com>
3213
3214         * config/mips/mips.h (mips_dwarf_regno): Declare.
3215         (DBX_REGISTER_NUMBER): Remove redundant brackets.
3216         (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3217         (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3218         (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3219         (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3220         (REG_CLASS_NAMES): Update accordingly.
3221         * config/mips/mips.c (mips_dwarf_regno): New array.
3222         (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3223         (mips_subword): Remove special handling for accumulator registers.
3224         (override_options): Initiailize mips_dwarf_regno.  Remove use
3225         of ACC_HI_REG_P.
3226         (mips_swap_registers): New function.
3227         (mips_conditional_register_usage): Swap accumulator registers
3228         around if TARGET_LITTLE_ENDIAN.
3229         (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3230         * config/mips/constraints.md (h, l): Use the endianness to choose
3231         between MD0_REG and MD1_REG.
3232         * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3233         alternative-dependent template.
3234
3235 2007-07-20  Richard Sandiford  <richard@codesourcery.com>
3236
3237         * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3238         no_new_pseudos.
3239
3240 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3241
3242         * function.c (thread_prologue_and_epilogue_insns): Fix exit
3243         predecessor fallthru flags.
3244
3245 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3246
3247         * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3248         of compare to the same type.
3249         * cfgloopmanip.c (add_loop): Update information about loop exits.
3250         (loop_version): Remove the innermost loop requirement.
3251         * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3252         to sizetype for pointers.
3253
3254 2007-07-18  H.J. Lu  <hongjiu.lu@intel.com>
3255
3256         * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3257         (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3258         (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3259
3260         * config/dfp-bit.c: Empty for TFmode conversions.
3261
3262 2007-07-18  Caroline Tice  <ctice@apple.com>
3263         
3264         * var-tracking.c (find_src_status):  Check for  COND_EXEC insns
3265         and handle them correctly; check that src is not NULL before
3266         trying to use it.
3267         (find_src_set_src): Likewise.
3268         
3269 2007-07-18  Bob Wilson  <bob.wilson@acm.org>
3270         
3271         * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3272         (struct alignment_context, init_alignment_context): New.
3273         (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3274         * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3275         (XCHAL_HAVE_S32C1I): Likewise.
3276         (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3277         * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3278         (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3279         (ATOMIC, HQI): New macros.
3280         (memory_barrier, *memory_barrier): New.
3281         (sync_lock_releasesi): New.
3282         (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3283         (sync_lock_test_and_set<mode>): New.
3284         (sync_<atomic><mode>): New.
3285         (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3286         * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3287         (xtensa_expand_atomic): New.
3288         
3289 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3290
3291         PR target/30652
3292
3293         * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3294         transformation for builtin ISNORMAL.
3295         (expand_builtin): Handle BUILT_IN_ISNORMAL.
3296         * builtins.def (BUILT_IN_ISNORMAL): New.
3297         * doc/extend.texi: Document isnormal.
3298
3299 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3300
3301         PR target/30652
3302
3303         * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3304         optabs infrastructure.  Provide generic implementation for
3305         FINITE/ISFINITE.
3306         (expand_builtin): Handle FINITE/ISFINITE.
3307         (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3308         (fold_builtin_1): Likewise.
3309
3310         * builtins.def (BUILT_IN_ISFINITE): New.
3311
3312         * doc/extend.texi: Document isfinite.
3313
3314 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3315
3316         PR target/30652
3317         PR middle-end/20558
3318
3319         * builtins.c (expand_builtin_interclass_mathfn): Provide a
3320         generic fallback for isinf.
3321         * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3322         calculation code ...
3323         * real.c (get_max_float): ... to here.
3324         * real.h (get_max_float): New.
3325
3326 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3327
3328         PR middle-end/32668
3329
3330         * builtin-attrs.def (ATTR_TYPEGENERIC,
3331         ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3332
3333         * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3334         BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3335         BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3336         BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3337
3338         * c-common.c (handle_type_generic_attribute): New.
3339         (c_common_attribute_table): Add "type generic".
3340
3341         * c-typeck.c (convert_arguments): Handle "type generic" functions.
3342
3343 2007-07-18  Daniel Berlin  <dberlin@dberlin.org>
3344
3345         * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3346         * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3347         properly.
3348
3349 2007-07-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
3350
3351         PR target/32808
3352         * config/cris/cris.c (cris_print_index): Don't use XEXP before
3353         checking that the operand is an expression.
3354
3355 2007-07-19  Christoph von Wittich  <Christoph_vW@reactos.org>
3356             Danny Smith  <dannysmith@users.sourceforge.net>
3357
3358         PR/other 30335
3359         * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3360         file mapping object in local namespace if Windows version later
3361         than NT4
3362
3363 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3364
3365         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3366         * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3367         arm_cannot_force_const_mem.
3368         (arm_cannot_force_const_mem): New function.
3369         * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3370         (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3371         of arm_tls_referenced_p.
3372         * config/arm/arm.md (movsi): Split out-of-section constants when
3373         ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3374         * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3375
3376 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3377
3378         * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3379
3380 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3381
3382         * config/mips/mips.md (*extendqihi2): Convert the destination
3383         to SImode.
3384
3385 2007-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3386
3387         * config/pa/fptr.c: Update license header.
3388         * config/pa/milli64.S: Likewise.
3389
3390 2007-07-17  Nick Clifton  <nickc@redhat.com>
3391
3392         * COPYING_v3: New file.  Contains version 3 of the GNU General
3393         Public License.
3394         * COPYING.LIB_v3: New file.  Contains version 3 of the GNU
3395         Lesser General Public License.
3396         * doc/include/gpl_v3.texi: New file.  Contains version 3 of
3397         the GNU General Public License.
3398
3399 2007-07-17  Zdenek Dvorak  <dvorakz@suse.cz>
3400
3401         PR rtl-optimization/32773
3402         * cfglayout.c (force_one_exit_fallthru): New function.
3403         (cfg_layout_finalize): Use it.
3404
3405 2007-07-16  Richard Guenther  <rguenther@suse.de>
3406             Uros Bizjak  <ubizjak@gmail.com>
3407
3408         * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3409         before forcing it to gimple operand.
3410
3411 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3412             David Ung  <davidu@mips.com>
3413
3414         * config/mips/mips.h (TUNE_24K): Define.
3415         (TUNE_MACC_CHAINS): Add TUNE_24K.
3416         * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3417         imadd.
3418         * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3419         (r74k_int_madd): .. this new reservation.
3420         (define_bypass): Fixed bypasses for r74k_int_madd to use
3421         mips_linked_madd_p.
3422         * config/mips/24k.md (define_bypass): Define new
3423         r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3424
3425 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3426             Nigel Stephens  <nigel@mips.com>
3427
3428         * config/mips/mips.md:  Include 20kc.md.
3429         * config/mips/20kc.md: New file.
3430         * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3431         (mips_adjust_cost): Tweak for 20Kc.
3432         (mips_issue_rate): Likewise.
3433         * config/mips/mips.h (TUNE_20KC): Define.
3434
3435 2007-07-16  David Edelsohn  <edelsohn@gnu.og>
3436
3437         * config/rs6000/rs6000.c (struct processor_cost): Add
3438         cache_line_size, l1_cache_lines, and simultaneous_prefetches
3439         fields.
3440         (*_cost): Add cache information.
3441         (rs6000_override_options): Set cache parameters.
3442
3443 2007-07-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3444
3445         PR bootstrap/3456
3446         * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3447         * doc/install.texi (mips-sgi-irix6): pthread support works now.
3448
3449 2007-07-16  Paul Brook  <paul@codesourcery.com>
3450
3451         PR target/32753
3452         * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3453         (cirrus_thumb2_movsi_insn): Ditto.
3454
3455 2007-07-15  Geoffrey Keating  <geoffk@apple.com>
3456
3457         * config/rs6000/darwin-fallback.c (interpret_libc): Change
3458         CR2_REGNO to R_CR2.
3459
3460 2007-07-15  Andrew Haley  <aph@redhat.com>
3461
3462         * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3463         before looking in the context.
3464
3465 2007-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3466
3467         PR middle-end/32398
3468         PR middle-end/32769
3469         * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3470         * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3471         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3472         (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3473         to generate .CALLINFO statement.
3474         (hppa_expand_prologue): Set rp_saved.
3475         (hppa_expand_epilogue): Use rp_saved.
3476         (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3477         * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3478
3479 2007-07-14  Dirk Mueller  <dmueller@suse.de>
3480
3481         * omega.c (coalesce): Fix memory leak on early exit.
3482         * matrix-reorg.c (check_allocation_function): Likewise.
3483         * tree-vect-transform.c (vect_get_new_vect_var): free result
3484         of concat().
3485         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3486         pass pointer to edge vector
3487         (partition_hot_cold_basic_blocks): Fix memory leak.
3488         * collect2.c (prefix_from_string): Free temporary storage.
3489         * reload1.c (fixup_abnormal_edges): Free sbitmap.
3490
3491 2007-07-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3492
3493         * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3494         (DO_GLOBAL_DTORS_BODY): Likewise.
3495
3496 2007-07-14  Sandra Loosemore  <sandra@codesourcery.com>
3497             Nigel Stephens  <nigel@mips.com>
3498
3499         * config/mips/mips.c (mips_classify_symbol): Don't return
3500         SYMBOL_SMALL_DATA for constant pool addresses if
3501         TARGET_EMBEDDED_DATA is true.
3502
3503 2007-07-14  Uros Bizjak  <ubizjak@gmail.com>
3504
3505         * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3506         except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3507         __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3508         __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3509         __builtin_ia32_storehps, __builtin_ia32_storelps,
3510         __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3511         __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3512         __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3513         __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3514         __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3515         __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3516         __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3517         __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3518         using def_builtin_const.
3519
3520 2007-07-14  Eric Botcazou  <ebotcazou@adacore.com>
3521
3522         PR tree-optimization/32705
3523         * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3524         (simplify_binary_expression): Use SSA_VAL consistently.
3525
3526 2007-07-13  David Edelsohn  <edelsohn@gnu.org>
3527
3528         * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3529         (SPEFSCR_REGNO): Delete definition.
3530         * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3531         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3532         * config/rs6000/rs6000.h: Do not define *_REGNO.
3533         LINK_REGISTER_REGNUM -> LR_REGNO.
3534         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3535         * config/rs6000/predicates.md: LINK_REGISTER_REGNUM ->  LR_REGNO.
3536         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3537         * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3538         R_VRSAVE, R_VSCR. Use them.
3539         * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3540         R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR.  Use them.
3541         * config/rs6000/rs6000.md: Define REGNO constants.  Use them.
3542         * config/rs6000/aix.h: Define R_LR.  Use it.
3543         
3544 2007-07-13  Caroline Tice  <ctice@apple.com>
3545         
3546         * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3547         flag_var_tracking is explicitly turned off (i.e. when variable
3548         tracking is not feasible); otherwise, turn flag_var_tracking on when
3549         flag_var_tracking_uninit is on.
3550         * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3551         note definitions, to allow recording of initialization status in the
3552         notes.
3553         * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3554         (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3555         determine if two note locations are equal.
3556         (output_loc_list): Don't output list entries whose start & end labels
3557         are the same.
3558         (reg_loc_descriptor): Add parameter for initialization status; pass it
3559         to other loc descriptor functions.
3560         (one_reg_loc_descriptor): Add parameter for initialization status;
3561         check its value and add DW_OP_GNU_uninit to returned loc descr if
3562         appropriate.
3563         (multiple_reg_loc_descriptor): Add parameter for initialization
3564         status;
3565         pass init status argument to other loc descriptor functions; check
3566         value of intialization parameter and add DW_OP_GNU_uninit to returned
3567         loc descr if appropriate.
3568         (based_loc_descr): Add parameter for initialization status; add new
3569         variable for return value; check value of initialization parameter and
3570         add DW_OP_GNU_uninit to returned loc descr if appropriate.
3571         (concatn_mem_loc_descriptor): Add parameter for initialization status;
3572         pass init status argument to other loc descriptor functions; check
3573         value of intialization parameter and add DW_OP_GNU_uninit to returned
3574         loc descr if appropriate.
3575         (mem_loc_descriptor): Likewise.
3576         (concat_loc_descriptor): Likewise.
3577         (concatn_loc_descriptor): Likewise.
3578         (loc_descriptor): Add parameter for initialization status; pass it as
3579         argument to other loc descriptor function calls.
3580         (loc_descriptor_from_tree_1): Add appropriate initialization status
3581         to loc descriptor function calls.
3582         (add_location_or_const_value_attribute): Get initialization status
3583         from VAR_LOCATION note; add initialization status to loc descriptor
3584         function calls.
3585         * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3586         * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3587         status is uninitialized, add "[uninint]" to output.
3588         * common.opt (fvar-tracking-uninit): New option, similar to
3589         fvar-tracking, to turn on tracking of uninitialized variables; creates
3590         a new global flag, flag_var_tracking_uninit.
3591         * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3592         (enum var_init_status): New type, for var initialization status field.
3593         * var-tracking.c (struct location_chain_def): Two new fields, init,
3594         for initialization status, and set_src for the assignment value expr.
3595         (unshare_variable): New parameter for initialization status;
3596         initialize new init and set_src fields.
3597         (var_reg_set): New parameters for initialization status and value;
3598         pass them to set_variable_part.
3599         (var_mem_set): Likewise.
3600         (get_init_value): New function.
3601         (var_reg_delete_and_set): New initialization status & value
3602         parameters; add call to get_init_value if status is unknown; pass new
3603         parameters to clobber_variable_part and var_reg_set.
3604         (var_mem_delete_and_set): Likewise.
3605         (var_reg_delete): Pass null set_src value to clobber_variable_part.
3606         (var_mem_delete): Likewise.
3607         (variable_union): Pass status to unshare_variable; initialize new init
3608         and set_src fields. If flag_var_tracking_uninit is not set, force
3609         status to initialized.
3610         (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3611         used later to get the set_src value.
3612         (find_src_status): New function.
3613         (find_src_set_src): New function.
3614         (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3615         var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3616         MO_SET, get set_src value and pass it to var_reg_delete_and_set
3617         and var_mem_delete_and_set.
3618         (dump_variable): Print out "[uninit]" if appropriate.
3619         (set_variable_part): Add new initialization and set_src parameters;
3620         pass status to unshare_variable; set node->init and node- >set_src
3621         fields and modify slot in hash table appropriately; save the init and
3622         set_src values if appropriate and assign to the new node.
3623         (clobber_variable_part): New set_src parameter; if two nodes have
3624         same variable and same location but different set_src (assignment)
3625         values, clobber old node.
3626         (delete_variable_part): Pass init status to unshare_variable.
3627         (emit_note_insn_var_location): Add initialized var; assign var's init
3628         status to new 'initialized'; pass new init status field to calls to
3629         gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3630         status to initialized.
3631         (emit_notes_in_bb): Pass initialization status to calls to
3632         var_reg_set, var_mem_set, var_reg_delete_and_set and
3633         var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3634         var_reg_delete_and_set and var_mem_delete_and_set; call
3635         emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3636         make up for change in add_stores.
3637         (vt_add_function_parameters): Add status to calls to
3638         set_variable_part.
3639         * config/darwin.c (darwin_override_options): Turn on uninitialized
3640         tracking automatically, if var_tracking is on and the system is
3641         10.5 or higher.
3642         
3643 2007-07-13  Sa Liu  <saliu@de.ibm.com>
3644
3645         * config.gcc: Add options for arch and tune on SPU.
3646         * config/spu/predicates.md: Add constant operands 0 and 1.
3647         * config/spu/spu-builtins.def: Add builtins for double precision 
3648         floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, 
3649         si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
3650         spu_testsv.
3651         * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with 
3652         a CELLEDP target.
3653         * config/spu/spu-protos.h: Add new function prototypes. 
3654         * config/spu/spu.c (spu_override_options): Check options -march and
3655         -mtune.
3656         (spu_comp_icode): Add comparison code for DFmode and vector mode.
3657         (spu_emit_branch_or_set): Use the new code for DFmode and vector 
3658         mode comparison.
3659         (spu_const_from_int): New.  Create a vector constant from 4 ints.
3660         (get_vec_cmp_insn): New.  Get insn index of vector compare instruction.
3661         (spu_emit_vector_compare): New.  Emit vector compare.
3662         (spu_emit_vector_cond_expr): New.  Emit vector conditional expression.
3663         * config/spu/spu.h: Add options -march and -mtune.  Define processor
3664         types PROCESSOR_CELL and PROCESSOR_CELLEDP.  Define macro
3665         CANONICALIZE_COMPARISON.
3666         * config/spu/spu.md: Add new insns for double precision compare
3667         and double precision vector compare.  Add vcond and smax/smin patterns
3668         to enable DFmode vector conditional expression.
3669         * config/spu/spu.opt: Add options -march and -mtune.
3670         * config/spu/spu_internals.h: Add builtins for CELLEDP target:
3671         si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv.  Add builtin for
3672         both CELL and CELLEDP targets: spu_testsv.
3673         * config/spu/spu_intrinsics.h: Add flag mnemonics for test special 
3674         values.
3675
3676 2007-07-13  Richard Guenther  <rguenther@suse.de>
3677
3678         PR tree-optimization/32721
3679         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
3680         TREE_THIS_VOLATILE on the folded reference.
3681         * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
3682         if the array reference has TREE_THIS_VOLATILE set.
3683
3684 2007-07-13  H.J. Lu  <hongjiu.lu@intel.com>
3685
3686         PR other/32188
3687         * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
3688
3689 2007-07-13  Andreas Schwab  <schwab@suse.de>
3690
3691         * gengtype-lex.l: Allow declarations to be indented.
3692
3693 2007-07-12  Geoffrey Keating  <geoffk@apple.com>
3694
3695         * ginclude/tgmath.h: New.
3696         * config.gcc: Use GCC's tgmath.h on non-glibc systems.
3697         * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
3698         * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
3699         * configure: Regenerate.
3700
3701 2007-07-13  Kaz Kojima  <kkojima@gcc.gnu.org>
3702
3703         * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
3704         correct index when setting register save state for xd
3705         registers.
3706
3707 2007-07-13  Kaz Kojima  <kkojima@gcc.gnu.org>
3708
3709         * config/sh/sh.c (mark_use): Remove.
3710
3711 2007-07-12  Paul Brook  <paul@codesourcery.com>
3712
3713         * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
3714         reg does not overlap return value.
3715
3716 2007-07-12  Daniel Berlin  <dberlin@dberlin.org>
3717
3718         * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
3719         (set_expression_vuses): Ditto.
3720         (init_pre): Initialize expression_vuses.
3721
3722 2007-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3723
3724         * config/i386/sse.md (storentdf, storentsf): New.
3725
3726 2007-07-12  Geoffrey Keating  <geoffk@apple.com>
3727
3728         * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
3729         FUNCTION_DECL.
3730         * tree.c (build_decl_stat): Move code from here...
3731         (make_node_stat): ... to here.  Don't uselessly clear DECL_USER_ALIGN.
3732         (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL.  Add comment
3733         about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
3734         * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
3735         * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
3736         FUNCTION_BOUNDARY.
3737
3738 2007-07-12  Dorit Nuzman  <dorit@il.ibm.com>
3739             Devang Patel  <dpatel@apple.com>
3740
3741         PR tree-optimization/25413
3742         * targhooks.c (default_builtin_vector_alignment_reachable): New.
3743         * targhooks.h (default_builtin_vector_alignment_reachable): New.
3744         * tree.h (contains_packed_reference): New.
3745         * expr.c (contains_packed_reference): New.
3746         * tree-vect-analyze.c (vector_alignment_reachable_p): New.
3747         (vect_enhance_data_refs_alignment): Call
3748         vector_alignment_reachable_p.
3749         * target.h (vector_alignment_reachable): New builtin.
3750         * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
3751         * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
3752         (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
3753
3754 2007-07-12  Dorit Nuzman  <dorit@il.ibm.com>
3755
3756         * target.h (builtin_vectorization_cost): Add new target builtin.
3757         * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
3758         * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
3759         (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
3760         * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
3761         uninitialized variables.
3762         * tree-vect-transform.c (cost_for_stmt): New function.
3763         (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
3764         using cost 1 for all scalar stmts. Be less conservative when
3765         estimating the number of prologue/epulogue iterations. Call
3766         targetm.vectorize.builtin_vectorization_cost. Return
3767         min_profitable_iters-1.
3768         (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
3769         initialization cost instead of TARG_VEC_STMT_COST. Use
3770         TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
3771         epilogue code. Fix epilogue cost computation.
3772         * config/spu/spu.c (spu_builtin_vectorization_cost): New.
3773         (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
3774         * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
3775         (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
3776         (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
3777         (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
3778
3779 2007-07-12  Richard Guenther  <rguenther@suse.de>
3780
3781         * gimplify.c (gimplify_conversion): Make sure that the result
3782         from maybe_fold_offset_to_reference is trivially convertible
3783         to the desired type before doing the simplification.
3784         (gimplify_expr): Likewise.
3785         * fold-const.c (fold_binary): Use the correct types for
3786         building the simplified expression.
3787
3788 2007-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3789
3790         PR rtl-optimization/32729
3791         * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
3792         that fallthru to exit.
3793
3794 2007-07-12  Kaz Kojima  <kkojima@gcc.gnu.org>
3795
3796         * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
3797         (symDTPOFF2reg): Likewise.
3798
3799 2007-07-11  Daniel Berlin  <dberlin@dberlin.org>
3800
3801         PR tree-optimization/32663
3802         
3803         * tree.h (VALUE_HANDLE_VUSES): Remove.
3804         (struct tree_value_handle): Remove vuses.
3805
3806         * tree-vn.c (create_value_handle_for_expr): Don't set
3807         VALUE_HANDLE_VUSES. 
3808
3809         * tree-ssa-pre.c (expression_vuses): New.
3810         (alloc_expression_id): Set up expression_vuses.
3811         (get_expression_vuses): New.
3812         (set_expression_vuses): Ditto.
3813         (clear_expression_ids): Modify for expression_vuses.
3814         (phi_translate_1): Ditto.
3815         (phi_translate_set): Ditto.
3816         (value_dies_in_block_x): Ditto
3817         (valid_in_sets): Ditto.
3818         (add_to_sets): Ditto.
3819         (find_existing_value_expr): Ditto.
3820         (create_value_handle_for_expr): Ditto.
3821         (make_values_for_stmt): Ditto.
3822         (vuse_equiv): Remove.
3823
3824 2007-07-11  Alexandre Oliva  <aoliva@redhat.com>
3825
3826         * Makefile.in (mostlyclean): Remove object files.
3827
3828 2007-07-11  Kenneth Zadeck <zadeck@naturalbridge.com>
3829
3830         * toplev.c (no_new_pseudos): Deleted.
3831         * rtl.h (no_new_pseudos): Deleted.
3832         * tree-pass.h (pass_no_new_pseudos): Deleted. 
3833         * passes.c (pass_no_new_pseudos): Deleted.
3834         * final.c (rest_of_clean_state): Removed no_new_pseudos.
3835         (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
3836         * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with 
3837         reload_completed.
3838         * cfgcleanup.c (try_crossjump_to_edge): Ditto. 
3839         * rtlhooks.c (gen_lowpart_general): Ditto.
3840         * optabs.c (prepare_operand): Ditto.
3841         * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
3842         no_new_pseudos.
3843         * modulo-sched.c (rest_of_handle_sms): Ditto.
3844         * see.c (rest_of_handle_see): Ditto.
3845         * ifcvt.c (if_convert): Ditto.
3846         (gate_handle_if_after_combine): Replaced no_new_pseudos with 
3847         reload_completed.
3848         * init-regs.c (gate_initialize_regs): Deleted set of
3849         no_new_pseudos.
3850         * lower-subreg.c (decompose_multiword_subregs): Ditto. 
3851         * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
3852         * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
3853         
3854 2007-07-11  Uros Bizjak  <ubizjak@gmail.com>
3855
3856         PR target/32661
3857         * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
3858         (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
3859         (*vec_extractv2di_1_rex64): New insn pattern.
3860
3861 2007-07-11  David Daney  <ddaney@avtrex.com>