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1 2007-08-17  Sa Liu  <saliu@de.ibm.com>
2             Ulrich Weigand  <uweigand@de.ibm.com>
3
4         PR middle-end/32970
5         * tree.c (reconstruct_complex_type): For a pointer to a vector,
6         use build_qualified_type to retain qualifiers of the base type.
7
8 2007-08-17  Chen Liqin  <liqin@sunnorth.com.cn>
9
10         * config/score/score.md : Update pattern tablejump.
11         * config/score/score.c : Update score_initialize_trampoline 
12         function.
13         * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
14         (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
15         * doc/contrib.texi: Add my entry.
16
17 2007-08-16  H.J. Lu  <hongjiu.lu@intel.com>
18
19         * Makefile.in (REVISION): New.
20         (REVISION_c): New.
21         (REVISION_s): New.
22         (version.o): Also depend on $(REVISION). Add
23         -DREVISION=$(REVISION_s).
24
25         * version.c (version_string): Add REVISION.
26
27 2007-08-16  Seongbae Park <seongbae.park@gmail.com>
28
29         * tree-eh.c (lower_try_finally_onedest): Reset the locus
30         of GOTO that's relocated to a different block.
31
32 2007-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
33
34         * c-common.c (const_strip_array_types): New.
35         * c-common.h (lang_missing_noreturn_ok_p): Delete.
36         (const_strip_array_types): New.
37         * c-objc-common.c (c_disregard_inline_limits,
38         c_warn_unused_global_decl): Constify.
39         * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
40         c_vla_type_p, c_incomplete_type_error): Likewise.
41         * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
42         * hooks.c (hook_bool_const_tree_false): New.
43         * hooks.h (hook_bool_const_tree_false): Likewise.
44         * langhooks-def.h (lhd_warn_unused_global_decl,
45         lhd_incomplete_type_error, lhd_expr_size,
46         lhd_tree_inlining_disregard_inline_limits,
47         lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
48         LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
49         * langhooks.c (lhd_warn_unused_global_decl,
50         lhd_incomplete_type_error,
51         lhd_tree_inlining_disregard_inline_limits,
52         lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
53         lhd_expr_size): Likewise.
54         * langhooks.h (lang_hooks_for_tree_inlining,
55         lang_hooks_for_tree_dump, lang_hooks_for_types,
56         lang_hooks_for_decls, lang_hooks): Likewise.
57         * pointer-set.c (pointer_set_t, pointer_set_create,
58         pointer_set_contains, insert_aux, pointer_set_insert,
59         pointer_set_traverse, pointer_map_t, pointer_map_create,
60         pointer_map_contains, pointer_map_insert, pointer_map_traverse):
61         Likewise.
62         * pointer-set.h (pointer_set_contains, pointer_set_insert,
63         pointer_set_traverse, pointer_map_contains, pointer_map_insert,
64         pointer_map_traverse): Likewise.
65         * predict.c (assert_is_empty): Likewise.
66         * tree-affine.c (free_name_expansion): Likewise.
67         * tree-cfg.c (edge_to_cases_cleanup): Likewise.
68         * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
69         * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
70
71 2007-08-16  Victor Kaplansky <victork@il.ibm.com>
72
73         * tree-vectorizer.c (new_loop_vec_info): Initialize new 
74         field.
75         (destroy_loop_vec_info): Add call to VEC_free.
76         * tree-vectorizer.h (may_alias_ddrs): Define.
77         (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
78         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
79         Change reporting to dump.
80         (vect_is_duplicate_ddr): New.
81         (vect_mark_for_runtime_alias_test): New.
82         (vect_analyze_data_ref_dependences) Add call to
83         vect_mark_for_runtime_alias_test.
84         (vect_enhance_data_refs_alignment): Define local variable
85         vect_versioning_for_alias_required, don't perform
86         peeling for alignment if versioning for alias is
87         required.
88         (vect_enhance_data_refs_alignment): Use
89         PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
90         PARAM_VECT_MAX_VERSION_CHECKS.
91         * tree-vect-transform.c
92         (vect_create_cond_for_alias_checks): New.
93         (vect_transform_loop): Add call to
94         vect_create_cond_for_alias_checks.
95         (vect_vfa_segment_size): New.
96         * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
97         Rename.
98         (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
99         * gcc/doc/invoke.texi
100         (vect-max-version-for-alignment-checks): Document.
101         (vect-max-version-for-alias-checks): Document.
102         (vect-max-version-checks): Remove.
103      
104 2007-08-16  Uros Bizjak  <ubizjak@gmail.com>
105
106         * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
107         the same line as the instruction for all asm dialects.
108         (*rep_movsi): Ditto.
109         (*rep_movsi_rex64): Ditto.
110         (*rep_movqi): Ditto.
111         (*rep_movqi_rex64): Ditto.
112         (*rep_stosdi_rex64): Ditto.
113         (*rep_stossi): Ditto.
114         (*rep_stossi_rex64): Ditto.
115         (*rep_stosqi): Ditto.
116         (*rep_stosqi_rex64): Ditto.
117         (*cmpstrnqi_nz_1): Ditto.
118         (*cmpstrnqi_nz_rex_1): Ditto.
119         (*cmpstrnqi_1): Ditto.
120         (*cmpstrnqi_rex_1): Ditto.
121         (*strlenqi_1): Ditto.
122         (*strlenqi_rex_1): Ditto.
123         * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
124         prefix on the same line as the instruction for all asm dialects.
125         (sync_double_compare_and_swap<mode>): Ditto.
126         (*sync_double_compare_and_swapdi_pic): Ditto.
127         (*sync_compare_and_swap_cc<mode>): Ditto.
128         (sync_double_compare_and_swap_cc<mode>): Ditto.
129         (*sync_double_compare_and_swap_ccdi_pic): Ditto.
130         (sync_old_add<mode>): Ditto.
131         (sync_add<mode>): Ditto.
132         (sync_sub<mode>): Ditto.
133         (sync_ior<mode>): Ditto.
134         (sync_and<mode>): Ditto.
135         (sync_xor<mode>): Ditto.
136
137 2007-08-16  Richard Sandiford  <richard@codesourcery.com>
138
139         PR middle-end/32897
140         * reload.c (find_reloads): Check that the memory returned by
141         find_reloads_toplev was not the result of forcing a constant
142         to memory.
143         (find_reloads_toplev): Always use simplify_gen_subreg to get
144         the subreg of a constant.  If the result is also a constant,
145         but not a legitimate one, force it into the constant pool
146         and reload its address.
147
148 2007-08-15  David Edelsohn  <edelsohn@gnu.org>
149
150         * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
151         POPCOUNT.
152
153 2007-08-15  Daniel Jacobowitz  <dan@codesourcery.com>
154
155         * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
156         directive for the current vector ABI.
157
158 2007-08-15  Steve Ellcey  <sje@cup.hp.com>
159
160         PR target/32963
161         * caller-save.c (reg_save_code): Set invalide status on restore code.
162         
163 2007-08-15  Diego Novillo  <dnovillo@google.com>
164
165         * tree-ssa-alias.c (compute_memory_partitions): Use
166         alias_bitmap_obstack to allocate bitmaps.
167         (reset_alias_info): Factor out of init_alias_info.
168         Mark all name tags not associated to an SSA name for renaming.
169         (init_alias_info): Call it.
170         (create_name_tags): Tidy.  Add comments.
171         (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
172
173 2007-08-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
174
175         * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
176         scheduler dependencies.
177
178 2007-08-15  Rask Ingemann Lambertsen  <rask@sygehus.dk>
179
180         * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
181         "register_operand".
182         (*iorsi_1_zext): Likewise.
183         (*iorsi_1_zext_imm): Likewise.
184         * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
185         with "rm"/"xm" constraint.
186         (sse2_vmsqrtv2df2): Likewise.
187
188 2007-08-15  Jakub Jelinek  <jakub@redhat.com>
189
190         PR middle-end/33074
191         * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
192         REG_LIBCALL note.
193
194 2007-08-14  Daniel Berlin  <dberlin@dberlin.org>
195
196         * tree-pass.h (PROP_pta): Removed.
197         (TODO_rebuild_alias): New.
198         (pass_may_alias): Removed.
199         * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
200         aliasing if we changed something.
201         * tree-ssa-alias.c (compute_may_aliases): Make non-static.  Update
202         SSA internally.
203         (pass_may_alias): Removed.
204         (create_structure_vars): Return TODO_rebuild_alias.
205         * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
206         * tree-sra.c (tree_sra): Only rebuild aliasing if something
207         changed.
208         (tree_sra_early): We never affect aliasing right now.
209         * tree-flow.h (compute_may_aliases): New prototype.
210         * passes.c: Remove pass_may_alias from the passes.
211         (execute_function_todo): Support TODO_rebuild_alias.    
212
213 2007-08-14  Kai Tietz  <kai.tietz@onevision.com>
214
215         * i386.c: (legitimize_address): Move dllimported variable check
216         infront of legitimizing pic address of CONST symbols.
217
218 2007-08-14  Steve Ellcey  <sje@cup.hp.com>
219
220         PR tree-optimization/32941
221         * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
222         (goto_queue_cmp): Remove.
223         (find_goto_replacement): Change search method.
224         (maybe_record_in_goto_queue): Add assert.
225         (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
226         * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
227
228 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
229
230         * alias.c (component_uses_parent_alias_set): Constify.
231         * alias.h (component_uses_parent_alias_set): Likewise.
232         * cfgrtl.c (print_rtl_with_bb): Likewise.
233         * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
234         mpz_get_double_int): Likewise.
235         * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
236         mpz_get_double_int): Likewise.
237         * expr.c (is_aligning_offset, undefined_operand_subword_p,
238         mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
239         Likewise.
240         * expr.h (safe_from_p): Likewise.
241         * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
242         Likewise.
243         * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
244         zero_sized_type, goa_lhs_expr_p): Likewise.
245         * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
246         * rtl.h (print_rtl_with_bb): Likewise.
247         * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
248         * tree-cfg.c (const_first_stmt, const_last_stmt): New.
249         * tree-flow-inline.h (bb_stmt_list): Constify.
250         (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
251         cbsi_stmt): New.
252         * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
253         const_first_stmt, const_last_stmt): New.
254         (block_may_fallthru, empty_block_p): Constify.
255         * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
256         EXPR_ONLY_BODY): New.
257         (expr_first, expr_last, expr_only): Use macro for body.
258         (const_expr_first, const_expr_last, const_expr_only): New.
259         * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
260         ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
261         ctsi_prev, ctsi_stmt): New.
262         * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
263         * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
264         * tree-ssa-loop-niter.c (loop_only_exit_p,
265         derive_constant_upper_bound): Likewise.
266         * tree-ssa-phiopt.c (empty_block_p): Likewise.
267         * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
268         * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
269         * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
270         * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
271         * tree.c (get_type_static_bounds): Likewise.
272         * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
273         (get_type_static_bounds): Constify.
274
275 2007-08-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
276
277         PR target/30315
278         * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
279         * config/i386/i386.md (plusminus)(addsub)(SWI): New.
280         (*<addsub><mode>3_cc_overflow): New.
281         (*add<mode>3_cconly_overflow): New.
282         (*sub<mode>3_cconly_overflow): New.
283         (*<addsub>si3_zext_cc_overflow): New.
284         * config/i386/predicates.md (fcmov_comparison_operator): Accept
285         CCCmode for LTU, GTU, LEU and GEU.
286         (ix86_comparison_operator): Likewise.
287         (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
288         * config/i386/i386.c (put_condition_code): Support CCCmode.
289         (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
290         or MINUS expressions.
291
292 2007-08-14  Andrew Pinski  <pinskia@gmail.com>
293
294         PR c/30428
295         * c-typeck.c (build_binary_op): Disallow vector float types with
296         BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
297
298 2007-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
299
300         * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
301         (DEP_KIND): Rename to DEP_TYPE.  Update all uses.
302         (dep_def): New typedef.
303         (init_dep_1, sd_debug_dep): Declare functions.
304         (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
305         (debug_dep_links): Remove.
306         (struct _deps_list): New field 'n_links'.
307         (DEPS_LIST_N_LINKS): New macro.
308         (FOR_EACH_DEP_LINK): Remove.
309         (create_deps_list, free_deps_list, delete_deps_list): Remove
310         declaration.
311         (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
312         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
313         (copy_deps_list_change_con, move_dep_link): Ditto.
314         (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
315         and 'spec_back_deps'.  New field 'resolved_forw_deps'.  Remove field
316         'dep_count'.
317         (INSN_BACK_DEPS): Remove.
318         (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
319         New macros.
320         (INSN_DEP_COUNT): Remove.
321         (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP.  Fix comments.
322         (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
323         Declare global variables.
324         (deps_pools_are_empty_p, sched_free_deps): Declare functions.
325         (add_forw_dep, compute_forward_dependences): Remove declarations.
326         (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
327         (add_back_forw_dep, delete_back_forw_dep): Ditto.
328         (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
329         functions.
330         (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
331         constants.
332         (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
333         (sd_list_types_def): New typedef.
334         (sd_next_list): Declare function.
335         (struct _sd_iterator): New type.
336         (sd_iterator_def): New typedef.
337         (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
338         functions.
339         (FOR_EACH_DEP): New cycle wrapper.
340         (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
341         Declare functions.
342         (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
343         (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
344         Ditto.
345
346         * sched-deps.c (init_dep_1): Make global.
347         (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
348         constants.
349         (dump_dep): New static function.
350         (dump_dep_flags): New static variable.
351         (sd_debug_dep): New function.
352         (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
353         the list.
354         (move_dep_link): Use remove_from_deps_list (), instead of
355         detach_dep_link ().
356         (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
357         (dep_link_is_detached_p): New static function.
358         (deps_obstack, dl_obstack, dn_obstack): Remove.  Use dn_pool, dl_pool
359         instead.
360         (dn_pool, dl_pool): New alloc_pools.
361         (dn_pool_diff, dl_pool_diff): New static variables.
362         (create_dep_node, delete_dep_node): New static function.
363         (create_deps_list): Make it static.  Use alloc_pool 'dl_pool'.
364         (deps_list_empty_p): Make it static.  Use 'n_links' field.
365         (deps_pools_are_empty_p): New static function.
366         (alloc_deps_list, delete_deps_list): Remove.
367         (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
368         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
369         (copy_deps_list_change_con): Remove.  Use sd_copy_back_deps () instead.
370         (forward_dependency_cache): Remove.
371         (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
372         'back' from the names.  Change signature to use dep_t instead of
373         equivalent quad.
374         (add_back_dep): Ditto.  Make global.
375         (check_dep_status): Rename to check_dep ().
376         (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
377         New functions.
378         (sd_finish_insn): Ditto.
379         (sd_find_dep_between_no_cache): New static function.
380         (sd_find_dep_between): New function.
381         (ask_dependency_caches, set_dependency_caches): New static functions.
382         (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
383         (add_or_update_dep_1): Separate pieces of functionality into
384         ask_dependency_caches (), update_dependency_caches (),
385         change_spec_dep_to_hard (), update_dep ().
386         (get_back_and_forw_lists): New static function.
387         (sd_add_dep): Separate setting of dependency caches into
388         set_dependency_caches ().
389         (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
390         New functions.
391         (sd_delete_dep): Ditto.
392         (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
393         (dump_lists): New static function.
394         (sd_debug_lists): New debug function.
395         (delete_all_dependences, fixup_sched_groups): Update to use
396         sd_* infrastructure.
397         (sched_analyze_2): Create data-speculative dependency only if
398         data-speculation is enabled.
399         (sched_analyze_insn): If insn cannot be speculative, make all its
400         dependencies non-speculative.
401         (sched_analyze): Use sd_init_insn ().
402         (add_forw_dep, compute_forward_dependencies): Remove.
403         (delete_dep_nodes_in_back_deps): New static function.
404         (sched_free_deps): New function.
405         (init_dependency_caches): Init alloc_pools.
406         (extend_depedency_caches): Update after removing of
407         forward_dependency_cache.
408         (free_dependency_caches): Ditto.  Free alloc_pools.
409         (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
410         (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
411         Ditto.
412         (add_back_forw_dep, delete_back_forw_dep): Ditto.
413         (add_dependence): Use init_dep ().
414         (get_dep_weak_1): New static function.
415         (get_dep_weak): Move logic to get_dep_weak_1 ().
416         (dump_ds): New static function moved from haifa-sched.c:
417         debug_spec_status ().
418         (debug_ds): New debug function.
419         (check_dep_status): Rename to check_dep ().  Update to check whole
420         dependencies.
421
422         * haifa-sched.c (spec_info): Make global.
423         (added_recovery_block_p): Rename to
424         'haifa_recovery_block_was_added_during_current_schedule_block_p'.
425         (haifa_recovery_block_was_added_during_scheduling_p): New variable.
426         (dep_cost, priority, rank_for_schedule, schedule_insn): Update
427         to use new interfaces.
428         (ok_for_early_queue_removal): Ditto.
429         (schedule_block): Initialize logical uids of insns emitted by the
430         target.
431         (sched_init): Initialize new variable.
432         (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
433         interfaces.
434         (extend_global): Initialize insn data.
435         (init_h_i_d): Remove code that is now handled in sd_init_insn ().
436         (process_insn_forw_deps_be_in_spec): Change signature.  Update to use
437         new interfaces.
438         (add_to_speculative_block): Update to use new interfaces.
439         (create_recovery_block): Set new variables.
440         (create_check_block_twin, fix_recovery_deps): Update to use new
441         interfaces.
442         (sched_insn_is_legitimate_for_speculation_p): New function.
443         (speculate_insn): Move checking logic to
444         sched_insn_is_legitimate_for_speculation_p ().
445         (sched_remove_insn): Finalize sched-deps information of instruction.
446         (clear_priorities, add_jump_dependencies): Update to use new
447         interfaces.
448         (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
449         
450         * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
451         to use new interfaces.
452         (is_conditionally_protected, is_pfree, is_prisky) Ditto.
453         (new_ready): Try to use control speculation only if it is available.
454         (add_branch_dependences): Update to use new interfaces.
455         (compute_block_backward_dependences): Rename to
456         compute_block_dependences ().  Call
457         targetm.sched.dependencies_evaluation_hook ().
458         (free_block_dependencies): New static function.
459         (debug_dependencies): Update to use new interfaces.
460         (schedule_region): Remove separate computation of forward dependencies.
461         Move call of targetm.sched.dependencies_evaluation_hook () to
462         compute_block_dependences ().  Free dependencies at the end of
463         scheduling the region.
464
465         * sched-ebb.c (earliest_block_with_similiar_load): Update to use
466         new interfaces.
467         (add_deps_for_risky_insns): Ditto.
468         (schedule_ebb): Remove separate computation of forward dependencies.
469         Free dependencies at the end of scheduling the ebb.
470
471         * ddg.c (create_ddg_dependence): Update to use new interfaces.
472         (build_intra_loop_deps): Ditto.  Remove separate computation of forward
473         dependencies.  Free sched-deps dependencies.
474
475         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
476         to use new interfaces.
477         (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
478
479         * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
480         new interfaces.
481         (is_costly_group): Ditto.
482
483 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
484
485         * alias.c (rtx_equal_for_memref_p): Constify.
486         * basic-block.h (const_edge, const_basic_block): New.
487         (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
488         single_pred_p, single_succ_edge, single_pred_edge, single_succ,
489         single_pred, maybe_hot_bb_p, probably_cold_bb_p,
490         probably_never_executed_bb_p, edge_probability_reliable_p,
491         br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
492         inside_basic_block_p, control_flow_insn_p, dominated_by_p):
493         Likewise.
494         * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
495         * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
496         Likewise.
497         * cfganal.c (flow_active_insn_p, forwarder_block_p,
498         flow_nodes_print, dfs_enumerate_from): Likewise.
499         * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
500         control_flow_insn_p, count_basic_blocks): Likewise.
501         * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
502         get_loop_body_with_size, loop_exit_edge_p): Likewise.
503         * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
504         average_num_loop_insns, loop_exit_edge_p,
505         just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
506         * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
507         average_num_loop_insns, seq_cost): Likewise.
508         * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
509         * dominance.c (dominated_by_p): Likewise.
510         * emit-rtl.c (validate_subreg): Likewise.
511         * except.c (can_throw_internal, can_throw_external): Likewise.
512         * except.h (can_throw_internal, can_throw_external): Likewise.
513         * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
514         oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
515         compute_transp, load_killed_in_block_p, reg_killed_on_edge,
516         simple_mem, store_ops_ok, load_kills_store, find_loads,
517         store_killed_in_insn, store_killed_after, store_killed_before,
518         gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
519         Likewise.
520         * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
521         noce_mem_write_may_trap_or_fault_p): Likewise.
522         * pointer-set.c (pointer_set_contains, pointer_map_contains):
523         Likewise.
524         * pointer-set.h (pointer_set_contains, pointer_map_contains):
525         Likewise.
526         * predict.c (can_predict_insn_p, maybe_hot_bb_p,
527         probably_cold_bb_p, probably_never_executed_bb_p,
528         edge_probability_reliable_p, br_prob_note_reliable_p,
529         can_predict_insn_p): Likewise.
530         * regclass.c (reg_set_to_hard_reg_set): Likewise.
531         * resource.c (return_insn_p): Likewise.
532         * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
533         Likewise.
534         * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
535         * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
536         * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
537         verify_gimple_modify_stmt): Likewise.
538         * tree-chrec.c (is_not_constant_evolution,
539         is_multivariate_chrec_rec, is_multivariate_chrec,
540         chrec_contains_symbols, chrec_contains_undetermined,
541         tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
542         evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
543         eq_evolutions_p, scev_direction): Likewise.
544         * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
545         eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
546         chrec_contains_symbols_defined_in_loop,
547         chrec_contains_undetermined, tree_contains_chrecs,
548         evolution_function_is_affine_multivariate_p,
549         evolution_function_is_univariate_p, chrec_zerop,
550         evolution_function_is_constant_p, evolution_function_is_affine_p,
551         evolution_function_is_affine_or_constant_p,
552         tree_does_not_contain_chrecs, chrec_type): Likewise.
553         * tree-data-ref.c (tree_fold_divides_p,
554         object_address_invariant_in_loop_p, dr_may_alias_p,
555         ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
556         same_access_functions, constant_access_functions,
557         access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
558         Likewise.
559         * tree-flow.h (scev_direction): Likewise.
560         * tree-gimple.c (is_gimple_stmt): Likewise.
561         * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
562         Likewise.
563         * tree-pretty-print.c (op_prio): Likewise.
564         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
565         analyzable_condition, backedge_phi_arg_p): Likewise.
566         * tree-scalar-evolution.h (get_chrec_loop): Likewise.
567         * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
568         * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
569         Likewise.
570
571 2007-08-13  Dan Hipschman  <dsh@google.com>
572
573         PR c/32953
574         * c-format.c (check_format_arg): Move check for zero-length
575         format strings below the check for unterminated strings.
576
577 2007-08-13  Andrew Pinski  <pinskia@gmail.com>
578
579         PR C/30427
580         * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
581         types.
582
583 2007-08-13  Nick Clifton  <nickc@redhat.com>
584
585         * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
586
587 2007-08-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
588
589         PR fortran/32860
590         * c-format.c (gcc_gfc_length_specs): New array.
591         (gcc_gfc_char_table): Add unsigned specifier, and references to
592         the l length modifier.
593         (format_types_orig): Use the new gcc_gfc_length_specs.
594
595 2007-08-12  Sa Liu  <saliu@de.ibm.com>
596
597         * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
598         and with REG_RETVAL note after split.
599
600 2007-08-11  David Daney  <ddaney@avtrex.com>
601
602         * config/mips/mips.c (mips_sched_reorder):  Mark cycle parameter
603         as ATTRIBUTE_UNUSED.
604
605 2007-08-11  David Edelsohn  <edelsohn@gnu.org>
606             Segher Boessenkool  <segher@kernel.crashing.org>
607
608         * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
609         HAVE_LOCAL_CPU_DETECT not defined.
610
611 2007-08-11  Jan Hubicka  <jh@suse.cz>
612
613         * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
614         (cgraph_process_new_functions): Honor previous value of
615         disregard_inline_limits.
616         * ipa-inline.c (compute_inline_parameters): Likewise.
617
618 2007-08-11  Ian Lance Taylor  <iant@google.com>
619
620         * alias.h (alias_set_type): Define new type.
621         (ALIAS_SET_MEMORY_BARRIER): Use it.
622         * rtl.h: Include alias.h.
623         (struct mem_attrs): Use alias_set_type.
624         * tree.h: Include alias.h
625         (struct tree_type): Use alias_set_type.
626         (struct tree_struct_field_tag): Likewise.
627         (struct tree_decl_common): Likewise.
628         * alias.c (struct alias_set_entry): Use alias_set_type.
629         (get_alias_set_entry, alias_set_subset_of): Likewise.
630         (alias_sets_conflict_p): Likewise.
631         (alias_sets_must_conflict_p): Likewise.
632         (objects_must_conflict_p): Likewise.
633         (get_alias_set, new_alias_set): Likewise.
634         (record_alias_subset, record_component_aliases): Likewise.
635         (varargs_set, frame_set): Change to alias_set_type.
636         (get_varargs_alias_set): Use alias_set_type.
637         (get_frame_alias_set): Likewise.
638         * builtins.c (setjmp_alias_set): Change to alias_set_type.
639         * dse.c (struct store_info): Use alias_set_type.
640         (struct read_info, struct clear_alias_mode_holder): Likewise.
641         (clear_alias_set_lookup, canon_address): Likewise.
642         (record_store, check_mem_read_rtx): Likewise.
643         (dse_record_singleton_alias_set): Likewise.
644         (dse_invalidate_singleton_alias_set): Likewise.
645         * emit-rtl.c (get_mem_attrs): Likewise.
646         (set_mem_attributes_minus_bitpos): Likewise.
647         (set_mem_alias_set): Likewise.
648         * expr.c (store_constructor_field, store_field): Likewise.
649         * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
650         * langhooks.c (lhd_get_alias_set): Likewise.
651         * langhooks-def.h (lhd_get_alias_set): Likewise.
652         * reload1.c (alter_reg): Likewise.
653         * tree-flow.h (struct fieldoff): Likewise.
654         * tree-ssa-alias.c (struct alias_map_d): Likewise.
655         (may_alias_p, get_smt_for, create_sft): Likewise.
656         * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
657         * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
658         (merge_smts_into): Likewise.
659         * varasm.c (const_alias_set): Likewise.
660         * c-common.c (strict_aliasing_warning): Likewise.
661         (c_common_get_alias_set): Likewise.
662         * dse.h (dse_record_singleton_alias_set): Update declaration.
663         (dse_invalidate_singleton_alias_set): Likewise.
664         * emit-rtl.h (set_mem_alias_set): Likewise.
665         * c-common.h (c_common_get_alias_set): Likewise.
666         * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
667         * print-tree.c (print_node): Likewise.
668         * config/alpha/alpha.c (alpha_sr_alias_set): Change to
669         alias_set_type.
670         (alpha_setup_incoming_varargs): Use alias_set_type.
671         * config/i386/i386.c (setup_incoming_varargs_64): Use
672         alias_set_type.
673         (setup_incoming_varargs_ms_64): Likewise.
674         (ix86_GOT_alias_set): Likewise.
675         * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
676         * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
677         (set): Change to alias_set_type.
678         (get_TOC_alias_set): Use alias_set_type.
679         * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
680         declaration.
681         * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
682         * config/sparc/sparc.c (sparc_sr_alias_set): Change to
683         alias_set_type.
684         (struct_value_alias_set): Likewise.
685         * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
686
687 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
688
689         * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
690         * config/vxworks.h (TARGET_VXWORKS): Override.
691         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
692         "mips" if TARGET_VXWORKS.
693
694 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
695
696         * calls.c (avoid_likely_spilled_reg): New function.
697         (expand_call): Use it.
698
699 2007-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
700
701         * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
702
703 2007-08-10  Adam Nemet  <anemet@caviumnetworks.com>
704
705         * config/mips/predicates.md (const_call_insn_operand): Invoke
706         SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
707
708 2007-08-10  David Edelsohn  <edelsohn@gnu.org>
709
710         PR target/33042
711         * config/rs6000/driver-rs6000.c: Include link.h.
712         Use ElfW instead of wordsize-specif typedef.
713
714 2007-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
715
716         * system.h (CONST_CAST): New.
717         * c-decl.c (c_make_fname_decl): Use it.
718         * c-lex.c (cb_ident, lex_string): Likewise.
719         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
720         * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
721         give_switch, set_multilib_dir): Likewise.
722         * gengtype-parse.c (string_seq, typedef_name): Likewise.
723         * passes.c (execute_one_pass): Likewise.
724         * prefix.c (update_path): Likewise.
725         * pretty-print.c (pp_base_destroy_prefix): Likewise.
726         * tree.c (build_string): Likewise.
727
728 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
729
730         * tree-flow-inline.h (is_exec_stmt): Remove.
731         (is_label_stmt): Remove.
732         * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
733         is_label_stmt.
734
735 2007-08-10  Andreas Krebbel  <krebbel1@de.ibm.com>
736
737         * lower-subreg.c (resolve_shift_zext): Don't adjust
738         src_reg_num for wordmode operands.
739
740 2007-08-10  Sandra Loosemore  <sandra@codesourcery.com>
741             David Ung  <davidu@mips.com>
742
743         * config/mips/mips.c (TARGET_SCHED_INIT): Define.
744         (TARGET_SCHED_REORDER2): Define.
745         (mips_maybe_swap_ready): New.
746         (mips_last_74k_agen_insn): New.
747         (mips_74k_agen_init): New.
748         (mips_74k_agen_reorder): New function to group loads and stores
749         in the ready queue.
750         (mips_sched_init): New.  
751         (mips_sched_reorder): Don't do initialization here.  Call
752         mips_74k_agen_reorder.
753         (mips_variable_issue): Call mips_74k_agen_init.
754
755 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
756
757         * tree-flow-inline.h (get_filename): Remove.
758
759 2007-08-10  Richard Sandiford  <richard@codesourcery.com>
760
761         * config/mips/mips-protos.h (mips_address_insns): Add a boolean
762         argument.
763         (mips_fetch_insns): Delete in favor of...
764         (mips_load_store_insns): ...this new function.
765         * config/mips/mips.c (mips_address_insns): Add a boolean argument
766         to say whether multiword moves _might_ be split.
767         (mips_fetch_insns): Delete in favor of...
768         (mips_load_store_insns): ...this new function.
769         (mips_rtx_costs): Update the call to mips_address_insns.
770         (mips_address_cost): Likewise.
771         * config/mips/mips.md (length): Use mips_load_store_insns instead
772         of mips_fetch_insns.
773         * config/mips/constraints.md (R): Use mips_address_insns rather
774         than mips_fetch_insns.  Assume that the move never needs to be split.
775
776 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
777
778         * config/mips/mips.opt (mhard-float, msoft-float):  Make these
779         control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
780         than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.  
781         * config/mips/mips.h (mips16_hard_float): Delete.
782         (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI):  Delete these
783         definitions, and replace with....
784         (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
785         * config/mips/mips.c (mips16_hard_float): Delete.  Replace
786         all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
787         (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
788         (override_options):  Replace MASK_SOFT_FLOAT references with
789         MASK_SOFT_FLOAT_ABI.  Delete twiddling with MASK_SOFT_FLOAT
790         and mips16_hard_float when TARGET_MIPS16.
791         
792 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
793
794         PR c/32796
795         * c-typeck.c (build_binary_op): Check for non pointer types before
796         calling int_fits_type_p.
797
798 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
799
800         PR middle-end/32813
801         * fold-const.c (omit_one_operand): Return only the ommitted expression
802         if the result is an empty statement.
803         (pedantic_omit_one_operand): Likewise.
804
805 2007-08-09  Daniel Berlin  <dberlin@dberlin.org>
806
807         * c-typeck.c (readonly_error): Improve error for assignment.
808         
809         * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
810         expression. 
811         (pp_c_expression): Ditto.
812
813 2007-08-09  Simon Baldwin  <simonb@google.com>
814
815         * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
816         break that was preventing simplify_associative_operation() for xor.
817
818 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
819             Nigel Stephens  <nigel@mips.com>
820
821         * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
822         Document change in interpretation of value from boolean to
823         tri-state integer.
824         * optabs.c (expand_ffs, expand_ctz): New functions to compute
825         ffs and ctz using clz.
826         (expand_unop):  Call them.
827         * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
828         result value.
829         (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
830         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
831         enable the new ffs expansion on this target.
832
833 2007-08-09  Jan Hubicka  <jh@suse.cz>
834
835         * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
836         (expand_ternary_op): Likewise.
837         (expand_vec_shift_expr): Likewise.
838         (expand_binop_directly): Likewise.
839         (expand_binop): Likewise.
840         (sign_expand_binop): Likewise.
841         (expand_twoval_unop): Likewise.
842         (expand_twoval_binop): Likewise.
843         (expand_twoval_binop_libfunc): Likewise.
844         (widen_clz): Likewise.
845         (widen_bswap): Likewise.
846         (expand_parity): Likewise.
847         (expand_unop): Likewise.
848         (expand_abs_nojump): Likewise.
849         (expand_copysign): Likewise.
850         (emit_no_conflict_block): Likewise.
851         (emit_libcall_block): Likewise.
852         (can_compare_p): Likewise.
853         (prepare_cmp_insn): Likewise.
854         (emit_cmp_and_jump_insn_1): Likewise.
855         (prepare_float_lib_cmp): Likewise.
856         (emit_conditional_add): Likewise.
857         (gen_add2_insn): Likewise.
858         (have_add2_insn): Likewise.
859         (gen_sub2_insn): Likewise.
860         (have_sub2_insn): Likewise.
861         (can_extend_p): Likewise.
862         (can_fix_p): Likewise.
863         (can_float_p): Likewise.
864         (expand_float): Likewise.
865         (expand_fix): Likewise.
866         (expand_sfix_optab): Likewise.
867         (new_optab): Likewise.
868         (new_convert_optab): Likewise.
869         (init_libfuncs): Likewise.
870         (init_interclass_conv_libfuncs): Likewise.
871         (init_intraclass_conv_libfuncs): Likewise.
872         (set_conv_libfunc): Likewise.
873         (init_optabs): Likewise.
874         (debug_optab_libfuncs): Likewise.
875         (gen_cond_trap): Likewise.
876         * optabs.h (optab_handler, convert_optab_hanlder): New.
877         * genopinit.c: Update optabs generation table.
878         * reload.c (find_reloads_address_1): Use optabs accestors.
879         * builtins.c (expand_builtin_mathfn): Likewise.
880         (expand_builtin_mathfn_2): Likewise.
881         (expand_builtin_mathfn_3): Likewise.
882         (expand_builtin_interclass_mathfn): Likewise.
883         (expand_builtin_sincos): Likewise.
884         (expand_builtin_cexpi): Likewise.
885         (expand_builtin_powi): Likewise.
886         (expand_builtin_strlen): Likewise.
887         * dojump.c (do_jump): Likewise.
888         * expr.c (convert_move): Likewise.
889         (move_by_pieces): Likewise.
890         (move_by_pieces_ninsns): Likewise.
891         (can_store_by_pieces): Likewise.
892         (store_by_pieces_1): Likewise.
893         (emit_move_via_integer): Likewise.
894         (emit_move_complex): Likewise.
895         (emit_move_ccmode): Likewise.
896         (emit_move_insn_1): Likewise.
897         (emit_single_push_insn): Likewise.
898         (store_constructor): Likewise.
899         (expand_expr_real_1): Likewise.
900         (do_store_flag): Likewise.
901         * ada/misc.c (gnat_compute_largest_alignment): Likewise.
902         (enumerate_modes): Likewise.
903         * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
904         (supportable_widening_operation): Likewise.
905         (supportable_narrowing_operation): Likewise.
906         * expmed.c (store_bit_field_1): Likewise.
907         (extract_bit_field_1): Likewise.
908         (expand_mult_highpart_optab): Likewise.
909         (expand_smod_pow2): Likewise.
910         (expand_divmod): Likewise.
911         (emit_store_flag): Likewise.
912         * tree-vect-patterns.c
913         (vect_pattern_recog_1): Likewise.
914         * tree-ssa-loop-prefetch.c
915         (nontemporal_store_p): Likewise.
916         * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
917         (vect_create_epilog_for_reduction): Likewise.
918         (vectorizable_reduction): Likewise.
919         (vectorizable_operation): Likewise.
920         (vect_strided_store_supported): Likewise.
921         (vectorizable_store): Likewise.
922         (vect_strided_load_supported): Likewise.
923         (vectorizable_load): Likewise.
924         * combine.c (simplify_comparison): Likewise.
925         * tree-vect-generic.c
926         (type_for_widest_vector_mode): Likewise.
927         (expand_vector_operations_1): Likewise.
928         * config/spu/spu.c (spu_expand_mov): Likewise.
929         (spu_emit_vector_compare): Likewise.
930         * config/rs6000/rs6000.c
931         (rs6000_emit_vector_compare): Likewise.
932         * stmt.c (add_case_node): Likewise.
933         * reload1.c (gen_reload):
934
935 2007-08-09  Michael Matz  <matz@suse.de>
936
937         * tree.h (fixed_zerop): Declare as taking a const_tree.
938         * tree.c (fixed_zerop): Take a const_tree.
939
940 2007-08-09  Ira Rosen  <irar@il.ibm.com>
941
942         * tree-vect-transform.c (vectorizable_store): Remove call to
943         copy_virtual_operands() and call mark_symbols_for_renaming() for
944         the created vector store.
945         (vect_setup_realignment): Don't call copy_virtual_operands() and
946         update_vuses_to_preheader(). 
947         (vectorizable_load): Don't call copy_virtual_operands(). 
948         (update_vuses_to_preheader): Remove.
949
950 2007-08-08  Chao-ying Fu  <fu@mips.com>
951
952         * tree.def (FIXED_POINT_TYPE): New type.
953         (FIXED_CST): New constant.
954         (FIXED_CONVERT_EXPR): New expr.
955         * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
956         (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
957         * tree.h (struct tree_base): Add saturating_flag.
958         Remove one bit of spare for saturating_flag.
959         (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
960         (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
961         FIXED_POINT_TYPE_P): Define.
962         (TYPE_SATURATING): Define.
963         (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
964         (struct tree_fixed_cst): New.
965         (TYPE_IBIT, TYPE_FBIT): Define.
966         (tree_node): Add fixed_cst.
967         (enum tree_index): Add new enumeration values of
968         TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
969         TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
970         TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
971         TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
972         TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
973         TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
974         TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
975         TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
976         TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
977         TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
978         TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
979         TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
980         TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
981         TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
982         TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
983         TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
984         TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
985         TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
986         (sat_short_fract_type_node, sat_fract_type_node,
987         sat_long_fract_type_node, sat_long_long_fract_type_node,
988         sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
989         sat_unsigned_long_fract_type_node,
990         sat_unsigned_long_long_fract_type_node, short_fract_type_node,
991         fract_type_node, long_fract_type_node, long_long_fract_type_node,
992         unsigned_short_fract_type_node, unsigned_fract_type_node,
993         unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
994         sat_short_accum_type_node, sat_accum_type_node,
995         sat_long_accum_type_node, sat_long_long_accum_type_node,
996         sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
997         sat_unsigned_long_accum_type_node,
998         sat_unsigned_long_long_accum_type_node, short_accum_type_node,
999         accum_type_node, long_accum_type_node, long_long_accum_type_node,
1000         unsigned_short_accum_type_node, unsigned_accum_type_node,
1001         unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1002         qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1003         uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1004         utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1005         sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1006         sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1007         sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1008         ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1009         uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1010         sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1011         sat_uda_type_node, sat_uta_type_node): New macro.
1012         (make_fract_type, make_accum_type): Declare.
1013         (make_signed_fract_type, make_unsigned_fract_type,
1014         make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1015         make_signed_accum_type, make_unsigned_accum_type,
1016         make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1017         make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1018         make_or_reuse_sat_signed_fract_type,
1019         make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1020         make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1021         make_or_reuse_sat_unsigned_accum_type): New macro.
1022         (fixed_zerop): Declare.
1023         * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1024         LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1025         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1026         LONG_LONG_ACCUM_TYPE_SIZE): Define.
1027         * treestruct.def: Add TS_FIXED_CST.
1028         * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1029         (tree.o): Likewise.
1030         (tree-dump.o): Likewise.
1031         (print-tree.o): Likewise.
1032         (tree-pretty-print.o): Likewise.
1033         (fold-const.o): Likewise.
1034         * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1035         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1036         (is_gimple_min_invariant): Handle FIXED_CST.
1037         * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1038         MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1039         MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1040         (layout_type): Handle FIXED_POINT_TYPE.
1041         (make_fract_type, make_accum_type): New functions.
1042         * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1043         * tree-dump.c (fixed-value.h): New include.
1044         (dump_fixed): New function.
1045         (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1046         * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1047         (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1048         * tree-pretty-print.c (fixed-value.h): New include.
1049         (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1050         FIXED_CONVERT_EXPR.
1051         * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1052         * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1053         * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1054         * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1055         for non-saturating fixed-point types.
1056         (reassociate_bb): Likewise.
1057         * emit-rtl.c (fixed-value.h): New include.
1058         (fconst0, fconst1): New array.
1059         (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1060         * tree-vect-generic.c expand_vector_operation): Support
1061         MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1062         MODE_VECTOR_UACCUM.
1063         (type_for_widest_vector_mode): Add one parameter for the 
1064         saturating flag.
1065         Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1066         vector mode.
1067         Pass the satp parameter to type_for_mode for fixed-point types.
1068         (expand_vector_operations_1): Pass the saturating flag to
1069         type_for_widest_vector_mode.
1070         Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1071         and MODE_VECTOR_UACCUM.
1072         * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1073         (vectorizable_condition): Likewise.
1074         * tree.c (fixed-value.h): New include.
1075         (tree_code_size): Support FIXED_CST.
1076         (build_fixed): New function.
1077         (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1078         (fixed_zerop): New function.
1079         (tree_node_structure): Support FIXED_CST.
1080         (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1081         (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1082         (type_hash_eq): Handle FIXED_POINT_TYPE.
1083         (simple_cst_equal): Support FIXED_CST.
1084         (iterative_hash_expr): Handle FIXED_CST.
1085         (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1086         (get_narrower): Likewise.
1087         (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1088         (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1089         (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1090         MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1091         nodes.
1092         (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1093         MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1094         (initializer_zerop): Support FIXED_CST.
1095         (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1096         * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1097         DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1098         (is_base_type): Handle FIXED_POINT_TYPE.
1099         (add_type_attribute): Handle FIXED_POINT_TYPE.
1100         (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1101         * print-tree.c (fixed-value.h): New include.
1102         (print_node_brief): Support FIXED_CST.
1103         (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1104         * c-pretty-print.c (fixed-value.h): New include.
1105         (pp_c_type_specifier): Handle FIXED_POINT_TYPE.  Need to pass
1106         TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1107         (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1108         Support fixed-point types for inner items in VECTOR_TYPE.
1109         (pp_c_direct_declarator): Likewise.
1110         (pp_c_declarator): Likewise.
1111         (pp_c_fixed_constant): New function.
1112         (pp_c_constant): Handle FIXED_CST.
1113         (pp_c_primary_expression): Likewise.
1114         (pp_c_expression): Likewise.
1115         * fold-const.c (fixed-value.h): New include.
1116         (negate_expr_p): Return true for FIXED_CST.
1117         (fold_negate_expr): Support FIXED_CST.
1118         (split_tree): Support FIXED_CST.
1119         (const_binop): Support FIXED_CST.
1120         (fold_convert_const_int_from_fixed): New function to convert from
1121         fixed to int.
1122         (fold_convert_const_real_from_fixed): New function to convert from
1123         fixed to real.
1124         (fold_convert_const_fixed_from_fixed): New function to convert from
1125         fixed to another fixed.
1126         (fold_convert_const_fixed_from_int): New function to convert from
1127         int to fixed.
1128         (fold_convert_const_fixed_from_real): New function to convert from
1129         real to fixed.
1130         (fold_convert_const): Support conversions from fixed to int, from
1131         fixed to real, from fixed to fixed, from int to fixed, and from real
1132         to fixed.
1133         (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1134         (operand_equal_p): Support FIXED_CST.
1135         (make_range): For fixed-point modes, we need to pass the
1136         saturating flag as the 2nd parameter.
1137         (tree_swap_operands_p): Handle FIXED_CST.
1138         (fold_plusminus_mult_expr): For fract modes, we cannot generate
1139         constant 1.
1140         (fold_unary): Support FIXED_CONVERT_EXPR.
1141         (fold_binary): Handle FIXED_CST.
1142         Make sure the type is not saturating, before associating operations.
1143         Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1144         (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1145         (fold_negate_const): Support FIXED_CST.
1146         (fold_relational_const): Support FIXED_CST.
1147         * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1148         (gimplify_expr): Handle FIXED_CST.
1149         (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1150         * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1151         * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1152         * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1153         FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1154         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1155         LONG_LONG_ACCUM_TYPE_SIZE.
1156         * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1157         * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1158         * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1159         * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1160         MODE_ACCUM, and MODE_UACCUM.
1161         * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1162         fixed-point types to disable reduction.
1163         * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1164
1165 2007-08-08  David Edelsohn  <edelsohn@gnu.org>
1166
1167         * config/rs6000/x-rs6000: New file.
1168         * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1169         * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1170         (EXTRA_SPEC_FUNCTIONS): Define.
1171         (HAVE_LOCAL_CPU_DETECT): Define.
1172         (CC1_CPU_SPEC): Define.
1173         * config/rs6000/driver-rs6000.c: New file.
1174         * config/rs6000/aix.h (CC1_SPEC): Define.
1175         * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1176         * config.host: Add x-rs6000 to host_xmake_file if host and target
1177         are rs6000 or powerpc.
1178
1179 2007-08-08  Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1180
1181         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1182
1183 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1184             Sandra Loosemore  <sandra@codesourcery.com>
1185             Chao-ying Fu  <fu@mips.com>
1186             Nigel Stephens  <nigel@mips.com>
1187             David Ung  <davidu@mips.com>
1188
1189         * doc/invoke.texi (-mcode-readable): Document.
1190         * config/mips/mips.opt (mcode-readable): New option.
1191         * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1192         * config/mips/mips.h (mips_code_readable_setting): New enum.
1193         (mips_code_readable): Declare.
1194         (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1195         (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1196         (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1197         (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise.  Remove
1198         boiler-plate comments.
1199         (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1200         * config/mips/mips.c (mips_code_readable): New variable.
1201         (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1202         MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES.  Use both the
1203         context and -mcode-readable setting to restrict the use of
1204         SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1205         Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1206         (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1207         (mips_blocks_for_constant_p): Only return false for
1208         TARGET_MIPS16_PCREL_LOADS.
1209         (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1210         for MIPS16.  Handle SYMBOL_32_HIGH.
1211         (mips_const_insns): Allow HIGHs for MIPS16 too.
1212         (mips_unspec_address_offset): New function, split out from...
1213         (mips_unspec_address): ...here.
1214         (mips_output_move): Handle MIPS16 HIGH moves.  Use "li" to load
1215         16-bit symbolic constants.  Assert approropiate conditions for
1216         using the "la" and "dla" macros.
1217         (mips_handle_option): Handle -mcode-readable=.
1218         (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1219         Set up mips_lo_relocs[SYMBOL_32_HIGH].
1220         (mips_strip_unspec_address): New function, split out from...
1221         (print_operand_reloc): ...here.
1222         (print_operand): Pass constants through mips_strip_unspec_address.
1223         (print_operand_address): Likewise.
1224         (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1225         (mips_select_rtx_section): Remove MIPS16 handling.
1226         (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1227         (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1228         (mips16_lay_out_constants): Do nothing unless
1229         TARGET_MIPS16_PCREL_LOADS.
1230         (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1231         * config/mips/mips.md: Split HIGHs for MIPS16.
1232         (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1233
1234 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1235
1236         * config/mips/mips-protos.h (mips_emit_move): Declare.
1237         * config/mips/mips.c (mips_emit_move): New function.
1238         (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1239         (mips_legitimize_const_move): Likewise.
1240         (mips_legitimize_move): Likewise.
1241         (mips_split_64bit_move): Likewise.
1242         (mips_restore_gp): Likewise.
1243         (mips_load_call_address): Likewise.
1244         (mips_emit_fcc_reload): Likewise.
1245         (mips_set_return_address): Likewise.
1246         (mips_block_move_straight): Likewise.
1247         (mips_block_move_loop): Likewise.
1248         (mips_setup_incoming_varargs): Likewise.
1249         (mips_save_reg): Likewise.
1250         (mips_expand_prologue): Likewise.
1251         (mips_restore_reg): Likewise.
1252         (mips_expand_epilogue): Likewise.
1253         (mips_output_mi_thunk): Likewise.
1254         (build_mips16_call_stub): Likewise.
1255         (mips_builtin_branch_and_move): Likewise.
1256         * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1257         * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1258         (fixuns_truncdfdi2): Likewise.
1259         (fixuns_truncsfsi2): Likewise.
1260         (fixuns_truncsfdi2): Likewise.
1261         (loadgp_absolute): Likewise.
1262         (builtin_setjmp_setup): Likewise.
1263         (builtin_longjmp): Likewise.
1264         (untyped_call): Likewise.
1265
1266 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1267
1268         * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1269         an "rtx *" argument.  Return a bool.
1270         * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1271         values and return true if they can be split.  Take the same kind of
1272         mode argument as mips_symbol_insns.  Add a "lo_sum_out" parameter
1273         and store the lo_sum there if nonnull.  Use the symbol type to
1274         determine whether a $gp or HIGH is needed.
1275         (mips_legitimize_address): Update call to mips_split_symbol and
1276         simplify accordingly.
1277         (mips_legitimize_const_move): Likewise.
1278         * config/mips/mips.md: In the combine define_split,
1279         check mips_split_symbol instead of splittable_symbolic_operand.
1280         Update use of mips_split_symbol in the generator code.
1281         * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1282
1283 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1284
1285         * config/mips/mips.c (mips_symbolic_address_p): Delete.
1286         (mips_symbol_insns_1): New function, split out from...
1287         (mips_symbol_insns): ...here.  Take a mode argument.  Treat loads
1288         and stores separately from load addresses.
1289         (mips_classify_address): Replace uses of mips_symbolic_address_p
1290         with uses of mips_symbol_insns.
1291         (mips_address_insns): Update calls to mips_symbol_insns.
1292         (mips_const_insns): Likewise.
1293         (mips_legitimize_address): Likewise.
1294
1295 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1296
1297         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1298         * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1299         block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1300         Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1301         non-call contexts if TARGET_MIPS16.
1302         (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1303         (mips_symbolic_address_p): Likewise.  Remove special TARGET_MIPS16
1304         code for SYMBOL_ABSOLUTE.
1305         (mips_symbol_insns): Likewise.
1306
1307 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1308
1309         * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1310         * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1311         (mips_symbolic_constant_p): Likewise.  Update the call to
1312         mips_classify_symbol.
1313         (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1314         (mips_const_insns): Likewise.  Update the call to mips_classify_symbol.
1315         (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1316         (print_operand_reloc): Add a context argument.  Update the call to
1317         mips_symbolic_constant_p.
1318         (print_operand): Update the calls to print_operand_reloc.
1319         (print_operand_address): Use print_operand_reloc rather than
1320         print_operand.
1321         (mips_rewrite_small_data_p): Add a context argument.  Update the call
1322         to mips_symbolic_constant_p.
1323         (mips_small_data_pattern_1): Make DATA the containing mem.
1324         Update the call to mips_rewrite_small_data_p.
1325         (mips_rewrite_small_data_1): Likewise.
1326         (mips_use_anchors_for_symbol_p): Update the call to
1327         mips_symbolic_constant_p.
1328         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1329         (splittable_symbolic_operand): Likewise.
1330         (move_operand): Likewise.
1331         (absolute_symbolic_operand): Likewise.
1332         (got_disp_operand): Likewise.
1333         (got_page_ofst_operand): Likewise.
1334
1335 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1336
1337         * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1338         (SYMBOL_ABSOLUTE): ...this.
1339         (SYMBOL_SMALL_DATA): Rename to...
1340         (SYMBOL_GP_RELATIVE): ...this.
1341         (SYMBOL_CONSTANT_POOL): Rename to...
1342         (SYMBOL_PC_RELATIVE): ...this.
1343         * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1344         (mips_symbolic_address_p, mips_symbol_insns, override_options)
1345         (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1346         after above changes.
1347         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1348         (general_symbolic_operand): Rename to...
1349         (absolute_symbolic_operand): ...this.
1350         * config/mips/mips.md: Update after above changes.
1351
1352 2007-08-08  Vladimir Yanovsky  <yanov@il.ibm.com>
1353             Revital Eres  <eres@il.ibm.com>
1354
1355         * ddg.c (print_ddg): Add dump information.
1356         * modulo-sched.c (print_node_sched_params): Add parameter and
1357         verbosity.
1358         (calculate_maxii): Remove function.
1359         (undo_generate_reg_moves): Likewise.
1360         (undo_permute_partial_schedule): Likewise.
1361         (kernel_number_of_cycles): Likewise.
1362         (MAXII_FACTOR): New definition to calculate the upper bound of II.
1363         (sms_schedule): Use it.  Remove profitability checks.
1364         (sms_schedule_by_order): Fix order of nodes within the cycle.
1365
1366 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1367
1368         * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1369         -profile option, add pie support.
1370         (ENDFILE_SPEC): New spec.
1371         * config/gnu.h (LIB_SPEC): Add -profile option.
1372
1373 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1374
1375         * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1376         * config/gnu.h (LIB_SPEC): Likewise.
1377
1378 2007-08-07  Yaz Saito  <saito@google.com>
1379             Ian Lance Taylor  <iant@google.com>
1380
1381         * common.opt (finstrument-functions-exclude-function-list): New
1382         option.
1383         (finstrument-functions-exclude-file-list): New option.
1384         * opts.c (char_p): Define and DEF_VEC.
1385         (flag_instrument_functions_exclude_functions): New static
1386         variable.
1387         (flag_instrument_functions_exclude_files): New static variable.
1388         (add_instrument_functions_exclude_list): New static function.
1389         (flag_instrument_functions_exclude_p): New function.
1390         (common_handle_option): Handle new options.
1391         * flags.h (flag_instrument_functions_exclude_p): Declare.
1392         * gimplify.c (gimplify_function_tree): Call
1393         flag_instrument_functions_exclude_p.
1394         * doc/invoke.texi (Option Summary): Mention new options.
1395         (Code Gen Options): Document new options.
1396
1397 2007-08-07  Ian Lance Taylor  <iant@google.com>
1398
1399         PR rtl-optimization/32776
1400         * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1401         (resolve_use): Likewise.
1402         (decompose_multiword_subregs): Remove "changed" local variable.
1403
1404 2007-08-07  Carlos O'Donell  <carlos@codesourcery.com>
1405
1406         * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1407         * configure: Regenerate.
1408         * config.in: Regenerate.
1409         * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1410         spec string.
1411
1412 2007-08-07  Ian Lance Taylor  <iant@google.com>
1413
1414         * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1415         note, just delete the insn.
1416
1417 2007-08-07  Andreas Schwab  <schwab@suse.de>
1418
1419         PR bootstrap/32973
1420         * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1421         struct definition.
1422
1423 2007-08-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1424
1425         * lower-subreg.c (resolve_subreg_use): Remove assertion.
1426         (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1427         (decompose_multiword_subregs): Use the functions above to decompose
1428         multiword shifts and zero-extends.
1429
1430 2007-08-07  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1431
1432         * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1433         "assemble" descriptions which were swapped.
1434
1435 2007-08-06  Chao-ying Fu  <fu@mips.com>
1436
1437         * fixed-value.h: New file.
1438         * fixed-value.c: New file.
1439         * Makefile.in (OBJS-common): Add fixed-value.o.
1440         (fixed-value.o): New rule.
1441         (GTFILES): Add fixed-value.h.
1442         * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1443         to compare a.low and b.low.
1444         * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1445
1446 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1447             Daniel Jacobowitz  <dan@codesourcery.com>
1448
1449         PR target/31868
1450         * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1451         tmake_file.
1452         (x86_64-*-netbsd*): Likewise.
1453         (x86_64-*-linux*): Likewise.
1454         (x86_64-*-kfreebsd*-gnu): Likewise.
1455         (x86_64-*-knetbsd*-gnu): Likewise.
1456         (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1457
1458         * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1459
1460         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1461         Add -fno-asynchronous-unwind-tables.
1462
1463         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1464         * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1465         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1466         * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1467         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1468
1469 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1470
1471         * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1472         (TARGET_C_MODE_FOR_SUFFIX): New.
1473
1474 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1475
1476         * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1477
1478 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1479
1480         * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1481
1482 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1483
1484         * config/i386/i386.md: Check TARGET_ macros and optimize_size
1485         before checking function returns in conditional expressions.
1486
1487 2007-08-06  Alfred Minarik  <a.minarik@aon.at>
1488
1489         PR pch/13676
1490         * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1491
1492 2008-08-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1493
1494         PR middle-end/32988
1495         * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1496         for INTEGRAL_TYPE_P.
1497
1498 2008-08-05  Paolo Bonzini  <bonzini@gnu.org>
1499
1500         * configure.ac: Remove --enable-checking=df from default settings.
1501         * tree-pass.h (TODO_df_verify): New.  Shift TODO_mark_first_instance.
1502         * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1503         if the parameter is true.
1504         (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1505         DF_VERIFY_SCHEDULED flag is true.
1506         * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1507         (df_finish_pass): Adjust prototype.
1508         * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1509         true.
1510
1511         * see.c (pass_see): Add TODO_df_verify.
1512         * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1513         * global.c (rest_of_handle_global_alloc): Schedule verification
1514         after the pass.
1515         * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1516         before the pass.
1517         * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1518         * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1519         * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1520
1521         * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1522         * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1523         * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1524
1525 2007-08-05  Vladimir Yanovsky  <yanov@il.ibm.com>
1526             Revital Eres <eres@il.ibm.com>
1527
1528         * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1529         flag.
1530         * ddg.c (create_ddg_dependence): Rename to...
1531         (create_ddg_dep_from_intra_loop_link): This.  Do not check
1532         for interloop edges.  Do not create anti dependence edge when
1533         a true dependence edge exists in the opposite direction and
1534         -fmodulo-sched-allow-regmoves is set.
1535         (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1536         (add_cross_iteration_register_deps): Create anti dependence edge
1537         when -fno-modulo-sched-allow-regmoves is set.
1538         * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1539
1540 2007-08-04  Richard Sandiford  <richard@codesourcery.com>
1541
1542         * config/arm/arm.md (movsi): Add braces.
1543
1544 2007-08-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1545
1546         PR middle-end/32780
1547         * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1548         for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1549
1550 2007-08-03  Zdenek Dvorak  <ook@ucw.cz>
1551
1552         * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1553         accessor functions.
1554         * cfgloopmanip.c (remove_path, create_preheaders,
1555         force_single_succ_latches, fix_loop_structure): Ditto.
1556         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1557         tree_duplicate_loop_to_header_edge): Ditto.
1558         * cfgloopanal.c (mark_irreducible_loops): Ditto.
1559         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1560         Ditto.
1561         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1562         cleanup_tree_cfg): Ditto.
1563         * tree-cfg.c (tree_merge_blocks): Ditto.
1564         * cfgloop.c (rescan_loop_exit, record_loop_exits,
1565         release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1566         loop_preheader_edge, single_exit): Ditto.
1567         (flow_loops_find): Do not clear loops->state.
1568         * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1569         loops_state_clear): New functions.
1570
1571 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1572
1573         PR middle-end/32399
1574         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1575         when adding to the base and convert ELT to sizetype instead of type.
1576
1577 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1578
1579         PR middle-end/32304
1580         * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1581         the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1582
1583 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1584
1585         PR middle-end/32935
1586         * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1587          correct type the negate expression.
1588
1589 2007-08-03  Jan Hubicka  <jh@suse.cz>
1590
1591         * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1592         stack boundary.
1593
1594 2007-08-03  David Edelsohn  <edelsohn@gnu.org>
1595
1596         * config/rs6000/rs6000.c (struct processor_cost): Change
1597         l1_cache_lines to l1_cache_size.  Add l2_cache_size.
1598         (*_cost): Convert l1 cache information to kilobytes.  Add l2 cache
1599         information.
1600         (rios1_costs, rios2_cost): Correct cache line size.
1601         (rs6000_override_options): Set l2-cache-size parameter.
1602
1603 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1604             Diego Novillo  <dnovillo@google.com>
1605
1606         PR 31521
1607         * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1608         if the range includes 0.
1609
1610 2007-08-03  Ben Elliston  <bje@au.ibm.com>
1611
1612         * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1613         mode to unspec expressions to silence a warning from the generator
1614         programs.
1615         
1616 2007-08-02  Steve Ellcey  <sje@cup.hp.com>
1617
1618         * config/ia64/constraints.md ("U"): Make constraint vector only.
1619
1620 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1621
1622         PR middle-end/25446
1623         * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1624         always_inline attribute on the function decl.
1625
1626 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1627
1628         PR middle-end/25445
1629         * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1630         if we are compiling with -fPIC.
1631
1632 2007-08-02  Sandra Loosemore  <sandra@codesourcery.com>
1633             Nigel Stephens  <nigel@mips.com>
1634
1635         * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1636         Define for MIPS32 and MIPS64.
1637
1638 2007-08-02  Nick Clifton  <nickc@redhat.com>
1639
1640         * config/host-hpux.c: Change copyright header to refer to version
1641         3 of the GNU General Public License and to point readers at the
1642         COPYING3 file and the FSF's license web page.
1643         * config/alpha/predicates.md, config/alpha/vms-ld.c,
1644         config/alpha/linux.h, config/alpha/alpha.opt,
1645         config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1646         config/alpha/vms-unwind.h, config/alpha/ev4.md,
1647         config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1648         config/alpha/alpha.h, config/alpha/sync.md,
1649         config/alpha/openbsd.h, config/alpha/alpha.md,
1650         config/alpha/alpha-modes.def, config/alpha/ev5.md,
1651         config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1652         config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1653         config/alpha/constraints.md, config/alpha/osf.h,
1654         config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1655         config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1656         config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1657         config/frv/frv-asm.h, config/frv/frv-protos.h,
1658         config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1659         config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1660         config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1661         config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1662         config/s390/s390.opt, config/s390/s390-modes.def,
1663         config/s390/fixdfdi.h, config/s390/constraints.md,
1664         config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1665         config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1666         config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1667         config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1668         config/m32c/prologue.md, config/m32c/m32c.abi,
1669         config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1670         config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1671         config/m32c/t-m32c, config/m32c/m32c-modes.def,
1672         config/m32c/jump.md, config/m32c/shift.md,
1673         config/m32c/m32c-protos.h, config/libgloss.h,
1674         config/spu/spu-protos.h, config/spu/predicates.md,
1675         config/spu/spu-builtins.h, config/spu/spu.c,
1676         config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1677         config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1678         config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1679         config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1680         config/sparc/hypersparc.md, config/sparc/predicates.md,
1681         config/sparc/linux.h, config/sparc/sp64-elf.h,
1682         config/sparc/supersparc.md, config/sparc/cypress.md,
1683         config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1684         config/sparc/niagara.md, config/sparc/sparc.md,
1685         config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1686         config/sparc/sparc.opt, config/sparc/sync.md,
1687         config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1688         config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1689         config/sparc/sparc.c, config/sparc/little-endian.opt,
1690         config/sparc/sysv4-only.h, config/sparc/sparc.h,
1691         config/sparc/linux64.h, config/sparc/freebsd.h,
1692         config/sparc/sol2.h, config/sparc/rtemself.h,
1693         config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1694         config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1695         config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1696         config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1697         config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1698         config/m32r/linux.h, config/m32r/constraints.md,
1699         config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1700         config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1701         config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1702         config/i386/i386.md, config/i386/netware-crt0.c,
1703         config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1704         config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1705         config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1706         config/i386/sol2.h, config/i386/constraints.md,
1707         config/i386/netware-libgcc.c, config/i386/sysv5.h,
1708         config/i386/predicates.md, config/i386/geode.md,
1709         config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1710         config/i386/freebsd64.h, config/i386/vxworksae.h,
1711         config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1712         config/i386/rtemself.h, config/i386/netbsd-elf.h,
1713         config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1714         config/i386/netware.h, config/i386/i386-modes.def,
1715         config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1716         config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1717         config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1718         config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1719         config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1720         config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1721         config/i386/xm-mingw32.h, config/i386/linux64.h,
1722         config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1723         config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1724         config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1725         config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1726         config/i386/cygwin2.c, config/i386/i386-protos.h,
1727         config/i386/sync.md, config/i386/openbsd.h,
1728         config/i386/host-mingw32.c, config/i386/i386-aout.h,
1729         config/i386/nto.h, config/i386/biarch64.h,
1730         config/i386/i386-coff.h, config/i386/freebsd.h,
1731         config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1732         config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1733         config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1734         config/darwin-protos.h, config/linux.opt, config/sol2.c,
1735         config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1736         config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1737         config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1738         config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1739         config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1740         config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1741         config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1742         config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1743         config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1744         config/sh/superh64.h, config/sh/rtemself.h,
1745         config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1746         config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1747         config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1748         config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1749         config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1750         config/avr/predicates.md, config/avr/constraints.md,
1751         config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1752         config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1753         config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1754         config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1755         config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1756         config/c4x/c4x-modes.def, config/c4x/rtems.h,
1757         config/c4x/predicates.md, config/c4x/c4x.h,
1758         config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1759         config/xtensa/predicates.md, config/xtensa/xtensa.c,
1760         config/xtensa/linux.h, config/xtensa/xtensa.h,
1761         config/xtensa/elf.h, config/xtensa/xtensa.md,
1762         config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1763         config/xtensa/xtensa-protos.h, config/dbx.h,
1764         config/stormy16/predicates.md, config/stormy16/stormy16.md,
1765         config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1766         config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1767         config/host-solaris.c, config/fr30/fr30.h,
1768         config/fr30/predicates.md, config/fr30/fr30-protos.h,
1769         config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1770         config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1771         config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1772         config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1773         config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1774         config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1775         config/host-linux.c, config/interix3.h, config/cris/cris.c,
1776         config/cris/predicates.md, config/cris/linux.h,
1777         config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1778         config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1779         config/cris/aout.opt, config/cris/cris-protos.h,
1780         config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1781         config/iq2000/iq2000.h, config/iq2000/predicates.md,
1782         config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1783         config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1784         config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1785         config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1786         config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1787         config/chorus.h, config/mn10300/mn10300.c,
1788         config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1789         config/mn10300/mn10300.h, config/mn10300/linux.h,
1790         config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1791         config/mn10300/mn10300.md, config/ia64/predicates.md,
1792         config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1793         config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1794         config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1795         config/ia64/freebsd.h, config/ia64/ia64.md,
1796         config/ia64/ia64-modes.def, config/ia64/constraints.md,
1797         config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1798         config/gofast.h, config/rtems.h, config/sol2-10.h,
1799         config/m68k/predicates.md, config/m68k/m68k.md,
1800         config/m68k/linux.h, config/m68k/m68k-modes.def,
1801         config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1802         config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1803         config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1804         config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1805         config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1806         config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1807         config/m68k/constraints.md, config/m68k/rtemself.h,
1808         config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1809         config/m68k/uclinux.h, config/rs6000/power4.md,
1810         config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1811         config/rs6000/linux.h, config/rs6000/eabi.h,
1812         config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1813         config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1814         config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1815         config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1816         config/rs6000/windiss.h, config/rs6000/603.md,
1817         config/rs6000/aix41.h, config/rs6000/cell.md,
1818         config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1819         config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1820         config/rs6000/darwin.md, config/rs6000/darwin64.h,
1821         config/rs6000/default64.h, config/rs6000/7xx.md,
1822         config/rs6000/darwin.opt, config/rs6000/spe.md,
1823         config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1824         config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1825         config/rs6000/7450.md, config/rs6000/linux64.h,
1826         config/rs6000/constraints.md, config/rs6000/440.md,
1827         config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1828         config/rs6000/rs6000.c, config/rs6000/aix52.h,
1829         config/rs6000/rs6000.h, config/rs6000/power6.md,
1830         config/rs6000/predicates.md, config/rs6000/altivec.md,
1831         config/rs6000/aix64.opt, config/rs6000/rios1.md,
1832         config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1833         config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1834         config/rs6000/darwin7.h, config/rs6000/dfp.md,
1835         config/rs6000/linux64.opt, config/rs6000/sync.md,
1836         config/rs6000/vxworksae.h, config/rs6000/power5.md,
1837         config/rs6000/lynx.h, config/rs6000/biarch64.h,
1838         config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1839         config/rs6000/eabispe.h, config/rs6000/e500.h,
1840         config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1841         config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1842         config/rs6000/aix.h, config/rs6000/vxworks.h,
1843         config/rs6000/40x.md, config/rs6000/aix51.h,
1844         config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1845         config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1846         config/arc/arc.h, config/mcore/mcore-elf.h,
1847         config/mcore/mcore-protos.h, config/mcore/predicates.md,
1848         config/mcore/mcore.md, config/mcore/mcore.c,
1849         config/mcore/mcore.opt, config/mcore/mcore.h,
1850         config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1851         config/score/predicates.md, config/score/score-version.h,
1852         config/score/score-protos.h, config/score/misc.md,
1853         config/score/elf.h, config/score/score.c, config/score/mac.md,
1854         config/score/score7.md, config/score/score.h,
1855         config/score/score-conv.h, config/score/score-mdaux.c,
1856         config/score/score.md, config/score/score.opt,
1857         config/score/score-modes.def, config/score/score-mdaux.h,
1858         config/score/mul-div.S, config/arm/uclinux-elf.h,
1859         config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1860         config/arm/symbian.h, config/arm/linux-elf.h,
1861         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1862         config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1863         config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1864         config/arm/strongarm-pe.h, config/arm/arm.h,
1865         config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1866         config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1867         config/arm/arm-modes.def, config/arm/linux-eabi.h,
1868         config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1869         config/arm/arm-cores.def, config/arm/arm-protos.h,
1870         config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1871         config/arm/wince-pe.h, config/arm/neon.md,
1872         config/arm/constraints.md, config/arm/neon.ml,
1873         config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1874         config/arm/arm.opt, config/arm/arm926ejs.md,
1875         config/arm/predicates.md, config/arm/iwmmxt.md,
1876         config/arm/arm_neon.h, config/arm/unknown-elf.h,
1877         config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1878         config/arm/neon-testgen.ml, config/arm/arm.md,
1879         config/arm/xscale-coff.h, config/arm/pe.c,
1880         config/arm/arm-generic.md, config/arm/pe.h,
1881         config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1882         config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1883         config/arm/strongarm-elf.h, config/arm/cirrus.md,
1884         config/arm/netbsd-elf.h, config/arm/vxworks.h,
1885         config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1886         config/pa/predicates.md, config/pa/pa64-hpux.h,
1887         config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1888         config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1889         config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1890         config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1891         config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1892         config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1893         config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1894         config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1895         config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1896         config/pa/pa64-regs.h, config/pa/pa-modes.def,
1897         config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1898         config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1899         config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1900         config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1901         config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1902         config/mips/linux64.h, config/mips/elforion.h,
1903         config/mips/constraints.md, config/mips/generic.md,
1904         config/mips/predicates.md, config/mips/4300.md,
1905         config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1906         config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1907         config/mips/5k.md, config/mips/vr4120-div.S,
1908         config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1909         config/mips/mips-protos.h, config/mips/6000.md,
1910         config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1911         config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1912         config/mips/mips-modes.def, config/mips/vr.h,
1913         config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1914         config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1915         config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1916         config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1917         config/vax/openbsd1.h, config/vax/netbsd.h,
1918         config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1919         config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1920         config/h8300/rtems.h, config/h8300/predicates.md,
1921         config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1922         config/h8300/h8300.md, config/h8300/h8300.opt,
1923         config/h8300/coff.h, config/h8300/h8300-protos.h,
1924         config/v850/v850.md, config/v850/predicates.md,
1925         config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1926         config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1927         config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1928         config/mmix/mmix.h, config/mmix/predicates.md,
1929         config/mmix/mmix-protos.h, config/mmix/mmix.md,
1930         config/mmix/mmix.c, config/mmix/mmix.opt,
1931         config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1932         config/bfin/rtems.h, config/bfin/bfin-modes.def,
1933         config/bfin/predicates.md, config/bfin/bfin-protos.h,
1934         config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1935         Likewise.
1936
1937 2007-08-02  Richard Sandiford  <richard@codesourcery.com>
1938
1939         * emit-rtl.c (reset_used_decls): Rename to...
1940         (set_used_decls): ...this.  Set the used flag rather than clearing it.
1941         (unshare_all_rtl_again): Update accordingly.  Set flags on argument
1942         DECL_RTLs rather than resetting them.
1943
1944 2007-08-02  Andreas Krebbel  <krebbel1@de.ibm.com>
1945
1946         * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1947
1948 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1949
1950         * reload.c (find_reloads_address_part):  Pass correct MEMREFLOC
1951         argument to find_reloads_address.
1952
1953 2007-08-01  Daniel Jacobowitz  <dan@codesourcery.com>
1954
1955         PR tree-optimization/32919
1956         * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1957         * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1958         (coalesce_ssa_name): Call it.
1959
1960 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1961             David Ung  <davidu@mips.com>
1962
1963         * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1964         (__mips16_unorddf2, __mips16_floatunsidf): New.
1965         * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1966         above functions.
1967         * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1968
1969 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1970
1971         * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1972         Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1973         * tree.h (OMP_SECTIONS_CONTROL): New macro.
1974         (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1975         * omp-low.c (get_ws_args_for, determine_parallel_type,
1976         expand_omp_for_generic, expand_omp_for_static_nochunk,
1977         expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1978         Work with more precise CFG.
1979         (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1980         (lower_omp_sections): Emit OMP_SECTIONS_SWITCH.  Add arguments to
1981         OMP_CONTINUE.
1982         * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1983         * gimple-low.c (lower_stmt): Ditto.
1984         * tree-inline.c (estimate_num_insns_1): Ditto.
1985         * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
1986         (OMP_SECTIONS_SWITCH): New.
1987         * tree-cfgcleanup.c (cleanup_omp_return): New.
1988         (cleanup_tree_cfg_bb): Call cleanup_omp_return.
1989         * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
1990         and exit edge for OMP_FOR.  Handle OMP_SECTIONS_SWITCH.
1991         (tree_redirect_edge_and_branch): Handle omp constructs.
1992
1993         * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
1994         with three arguments.
1995
1996 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1997
1998         * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
1999         in loop closed ssa.
2000
2001 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
2002
2003         * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2004         the loop structures may need fixing.
2005         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2006         New functions.
2007         (cleanup_tree_cfg_loop): Removed.
2008         (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2009         * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2010         instead of running cleanup_tree_cfg_loop.
2011         * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2012         * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2013         (tree_predictive_commoning): Declaration changed.
2014         * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2015
2016 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
2017
2018         * doc/invoke.texi (l1-cache-size): Update documentation.
2019         (l2-cache-size): Document.
2020         * params.h (L2_CACHE_SIZE): New macro.
2021         * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2022         that L1_CACHE_SIZE is in kB now.
2023         (L2_CACHE_SIZE_BYTES): New macro.
2024         (tree_ssa_prefetch_arrays): Show size in kB.
2025         * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2026         and l2_cache_size fields.
2027         * config/i386/driver-i386.c (describe_cache): Detect cache size
2028         in kB.
2029         * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2030         pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2031         amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2032         generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2033         (override_options): Set l1-cache-size and l2-cache-size to default
2034         values if not specified otherwise.
2035         * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2036         (PARAM_L2_CACHE_SIZE): New.
2037
2038 2007-08-01  Nigel Stephens  <nigel@mips.com>
2039             David Ung  <davidu@mips.com>
2040             Thiemo Seufer  <ths@mips.com>
2041             Chris Dearman  <chris@mips.com>
2042             Richard Sandiford  <richard@codesourcery.com>
2043
2044         * config.gcc (mips*-sde-elf*): New stanza.
2045         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2046         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2047         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2048         (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2049         (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2050         (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2051         to tmake_file.
2052         * config/mips/sde.h: New file.
2053         * config/mips/t-libgcc-mips16: Likewise.
2054         * config/mips/t-sde: Likewise.
2055         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2056         of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2057         _MIPS_FPSET and _MIPS_SZINT.
2058         * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2059         * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2060         insertion of a default -mips option.  Use MIPS_32BIT_OPTION_SPEC.
2061         * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2062         * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2063         * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2064         * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2065         _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2066         _MIPS_SZPTR and _MIPS_FPSET.
2067         (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2068         architecture is specified.
2069         (MIPS_32BIT_OPTION_SPEC): New macro.
2070
2071 2007-07-31  Dan Hipschman  <dsh@google.com>
2072
2073         * gcc.c (end_going_arg): New function.
2074         (do_spec_2): Use it.
2075         (do_spec_1): Use it.
2076
2077 2007-07-31  H.J. Lu  <hongjiu.lu@intel.com>
2078
2079         * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2080         only if ENABLE_CHECKING is defined.
2081
2082 2007-07-31  Kenneth Zadeck <zadeck@naturalbridge.com>
2083
2084         * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2085         df_ru_add_problem, df_ru_get_bb_info): Removed.
2086         (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2087         * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2088         df_ru_free_bb_info, df_ru_alloc,
2089         df_ru_bb_local_compute_process_def,
2090         df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2091         df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2092         df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2093         df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2094         df_ru_add_problem): Removed.
2095
2096 2007-07-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2097
2098         PR target/32847
2099         * pa.md (casesi32): Use match_scratch.  Revise insn condition.
2100         (casesi32p, casesi64p): Likewise.
2101         (casesi): Adjust for above.
2102
2103 2007-07-31  Richard Sandiford  <richard@codesourcery.com>
2104
2105         * mode-switching.c (create_pre_exit): Don't search past calls.
2106
2107 2007-07-31  Sandra Loosemore  <sandra@codesourcery.com>
2108
2109         * config/mips/mips.h (ISA_HAS_SYNCI):  Add !TARGET_MIPS16 test.
2110
2111 2007-07-31  Revital Eres  <eres@il.ibm.com>
2112
2113         * ddg.c (add_deps_for_def): Rename to...
2114         (add_cross_iteration_register_deps): This.  Change implementation
2115         to use only reaching def and def-use chains to construct the
2116         inter loop dependencies.
2117         (add_deps_for_use): Remove function.
2118         (build_inter_loop_deps): Call add_cross_iteration_register_deps
2119         function to build the inter loop dependencies.
2120         * modulo-sched.c (sms_schedule): Build only
2121         reaching def and def-use chains for the propose of the ddg
2122         construction.
2123
2124 2007-07-31  Julian Brown  <julian@codesourcery.com>
2125
2126         * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2127         New define_insns. Use correct RTL.
2128         (vec_set<mode>): Write as expander.
2129
2130 2007-07-31  Razya Ladelsky  <razya@il.ibm.com>
2131
2132         * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring 
2133         to an unallocated space.
2134
2135 2007-07-30  Jan Sjodin  <jan.sjodin@amd.com>
2136
2137         * tree-data-ref.c
2138         (split_constant_offset): Enable split_constant_offset to extract
2139         constants from other statements.
2140         * tree-vect-transform.c
2141         (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2142         to a temp var. Force base_offset to be simple.
2143
2144 2007-07-30  Seongbae Park <seongbae.park@gmail.com>
2145
2146         * df-scan.c (df_scan_verify): Remove artificial limit on
2147         the number of blocks for verification.
2148         * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2149         df_simulate_defs): Avoid unnecessary insn checking for defs.
2150
2151 2007-07-29  Mark Mitchell  <mark@codesourcery.com>
2152
2153         * config/m68k/lb1sf68.asm (FUNC): New macro.
2154         (__mulsi3): Use it.
2155         (__udivsi3): Likewise.
2156         (__divsi3): Likewise.
2157         (__umodsi3): Likewise.
2158         (__modsi3): Likewise.
2159         (__subdf3): Likewise.
2160         (__adddf3): Likewise.
2161         (__muldf3): Likewise.
2162         (__divdf3): Likewise.
2163         (__negdf2): Likewise.
2164         (__cmpdf2): Likewise.
2165         (__subsf3): Likewise.
2166         (__addsf3): Likewise.
2167         (__mulsf3): Likewise.
2168         (__divsf3): Likewise.
2169         (__negsf2): Likewise.
2170         (__cmpsf2): Likewise.
2171         (__eqdf2): Likewise.
2172         (__nedf2): Likewise.
2173         (__gtdf2): Likewise.
2174         (__gedf2): Likewise.
2175         (__ltdf2): Likewise.
2176         (__ledf2): Likewise.
2177         (__eqsf2): Likewise.
2178         (__nesf2): Likewise.
2179         (__gtsf2): Likewise.
2180         (__gesf2): Likewise.
2181         (__ltsf2): Likewise.
2182         (__lesf2): Likewise.
2183
2184 2007-07-30  Ollie Wild  <aaw@google.com>
2185
2186         * c-ppoutput.c (print_lines_directives_only): New function.
2187         (scan_translation_unit_directives_only): New function.
2188         (preprocess_file): Add call to scan_translation_unit_directives_only.
2189         * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2190         (sanitize_cpp_opts): Add default flag_dump_macros setting for
2191         -fdirectives-only.  Add errors for -fdirectives-only conflict with
2192         -Wunused-macros and -traditional.
2193         (finish_options): Add builtin macro initialization for
2194         -fdirectives-only + -fpreprocessed.
2195         * c.opt (fdirectives-only): New.
2196         * doc/cppopts.texi (fdirectives-only): New.
2197
2198 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2199
2200         * alias.c (record_set, memory_modified_1): Constify.
2201         * bt-load.c (note_btr_set): Likewise.
2202         * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2203         * combine.c (set_nonzero_bits_and_sign_copies,
2204         expand_field_assignment, record_dead_and_set_regs_1,
2205         use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2206         likely_spilled_retval_1): Likewise.
2207         * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2208         frv_io_handle_set): Likewise.
2209         * config/mips/mips.c (mips_sim_record_set,
2210         vr4130_true_reg_dependence_p_1): Likewise.
2211         * config/mt/mt.c (insn_dependent_p_1): Likewise.
2212         * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2213         * config/sh/sh.c (flow_dependent_p_1): Likewise.
2214         * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2215         * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2216         * ddg.c (mark_mem_store): Likewise.
2217         * df-problems.c (df_urec_mark_reg_change): Likewise.
2218         * function.c (update_epilogue_consts): Likewise.
2219         * gcse.c (record_set_info, record_last_set_info,
2220         mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2221         reg_clear_last_set): Likewise.
2222         * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2223         Likewise.
2224         * jump.c (reversed_comparison_code_parts): Likewise.
2225         * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2226         reg_is_set): Likewise.
2227         * loop-iv.c (mark_altered): Likewise.
2228         * mode-switching.c (reg_becomes_live): Likewise.
2229         * optabs.c (no_conflict_move_test): Likewise.
2230         * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2231         Likewise.
2232         * postreload.c (reload_combine_note_store, move2add_note_store):
2233         Likewise.
2234         * regmove.c (flags_set_1): Likewise.
2235         * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2236         Likewise.
2237         * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2238         Likewise. 
2239         * resource.c (update_live_status): Likewise.
2240         * rtl.h (set_of, note_stores): Likewise.
2241         * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2242         note_stores, parms_set): Likewise.
2243         * sched-rgn.c (sets_likely_spilled_1): Likewise.
2244         * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2245         Likewise. 
2246         * var-tracking.c (count_stores, add_stores): Likewise.
2247
2248 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2249
2250         * alias.c (mems_in_disjoint_alias_sets_p,
2251         fixed_scalar_and_varying_struct_p, aliases_everything_p,
2252         nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2253         write_dependence_p, mems_in_disjoint_alias_sets_p,
2254         read_dependence, true_dependence, canon_true_dependence,
2255         anti_dependence, output_dependence): Constify.
2256         * combine.c (extended_count): Likewise.
2257         * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2258         * cselib.c (get_value_hash, references_value_p,
2259         cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2260         * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2261         * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2262         * function.c (contains, prologue_epilogue_contains,
2263         sibcall_epilogue_contains): Likewise. 
2264         * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2265         pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2266         only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2267         reg_or_subregno): Likewise.
2268         * recog.c (asm_noperands): Likewise.
2269         * reload1.c (function_invariant_p): Likewise.
2270         * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2271         rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2272         condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2273         simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2274         true_regnum, reg_or_subregno, condjump_in_parallel_p,
2275         extended_count, prologue_epilogue_contains,
2276         sibcall_epilogue_contains, function_invariant_p, true_dependence,
2277         canon_true_dependence, read_dependence, anti_dependence,
2278         output_dependence): Likewise.
2279         * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2280
2281 2007-07-30  Julian Brown  <julian@codesourcery.com>
2282
2283         * config/arm/neon.md (V_ext): New mode attribute.
2284         (neon_vget_lane<mode>): Replace with define_expand.
2285         (neon_vget_lane<mode>_sext_internal)
2286         (neon_vget_lane<mode>_zext_internal): New define_insns for double
2287         and quad precision vectors.
2288         (neon_vget_lanedi): Add bounds check. Remove dead comment.
2289         * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2290         have typeless 32-bit result.
2291
2292 2007-07-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2293
2294         PR tree-opt/32527
2295         * tree-affine.h (aff_tree): The type of rest is sizetype for types
2296         of pointers.
2297         * tree-affine.c (aff_combination_scale): If type is a pointer type,
2298         use sizetype for rest.
2299         (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2300         (aff_combination_convert): Don't convert rest for pointer types.
2301
2302 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2303
2304         * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2305
2306         * tree-ssa-alias.c: Add alloc-pool.h.
2307         (init_alias_info): Free alias_bitmap_obstack.
2308         (delete_alias_info): Call delete_mem_ref_stats.
2309         (get_mem_sym_stats_for): Use alloc_pool.
2310         (init_mem_ref_stats): Do not delete mem_ref_stats here.
2311         (delete_mem_sym_stats): Removed.
2312         
2313 2007-07-29  Sebastian Pop  <sebpop@gmail.com>
2314
2315         * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2316         functions cannot be represented as classical distance vectors.
2317
2318 2007-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2319
2320         * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2321         * builtins.c (validate_arg, builtin_mathfn_code,
2322         validate_arglist): Likewise.
2323         * calls.c (call_expr_flags): Likewise.
2324         * combine.c (reg_nonzero_bits_for_combine,
2325         reg_num_sign_bit_copies_for_combine, get_last_value,
2326         reg_truncated_to_mode): Likewise.
2327         * emit-rtl.c (subreg_lowpart_p): Likewise.
2328         * expr.c (highest_pow2_factor_for_target,
2329         categorize_ctor_elements_1, categorize_ctor_elements,
2330         count_type_elements, contains_packed_reference,
2331         highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2332         * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2333         fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2334         native_encode_int, native_encode_real, native_encode_complex,
2335         native_encode_vector, native_encode_expr, native_interpret_int,
2336         native_interpret_real, native_interpret_complex,
2337         native_interpret_vector, native_interpret_expr): Likewise.
2338         * function.c (use_register_for_decl): Likewise.
2339         * gimplify.c (get_name): Likewise.
2340         * langhooks-def.h (lhd_return_null_const_tree): New.
2341         (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2342         * langhooks.c (lhd_return_null_const_tree): New.
2343         * langhooks.h (lang_get_callee_fndecl): Constify.
2344         * output.h (constructor_static_from_elts_p): Likewise.
2345         * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2346         * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2347         subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2348         * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2349         cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2350         nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2351         * rtlhooks-def.h (reg_nonzero_bits_general,
2352         reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2353         Likewise. 
2354         * rtlhooks.c (reg_num_sign_bit_copies_general,
2355         reg_nonzero_bits_general, reg_truncated_to_mode_general):
2356         Likewise. 
2357         * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2358         * stor-layout.c (mode_for_size_tree): Likewise.
2359         * tree-ssa-loop-im.c (memref_eq): Likewise.
2360         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2361         * tree.c (contains_placeholder_p, type_list_equal,
2362         simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2363         Likewise. 
2364         * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2365         mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2366         contains_placeholder_p, contains_packed_reference,
2367         get_callee_fndecl, operand_equal_for_phi_arg_p,
2368         warn_if_unused_value, is_body_block, native_encode_expr,
2369         native_interpret_expr, fold_convertible_p, operand_equal_p,
2370         int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2371         validate_arglist, simple_cst_equal, type_list_equal,
2372         use_register_for_decl, call_expr_flags, get_name,
2373         highest_pow2_factor): Likewise.
2374         (const_call_expr_arg_iterator_d,
2375         init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2376         first_const_call_expr_arg, more_const_call_expr_args_p,
2377         FOR_EACH_CONST_CALL_EXPR_ARG): New.
2378         * varasm.c (constructor_static_from_elts_p): Constify.
2379
2380 2007-07-28  Kazu Hirata  <kazu@codesourcery.com>
2381
2382         * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2383         config/arm/neon-schedgen.ml, config/arm/neon.ml,
2384         config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2385         df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2386         regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2387         tree-vect-transform.c, tree.def: Fix comment typos.  Follow
2388         spelling conventions.
2389         * doc/invoke.texi: Follow spelling conventions.
2390
2391 2007-07-29  Vladimir Yanovsky  <yanov@il.ibm.com>
2392             Revital Eres  <eres@il.ibm.com>
2393
2394         * modulo-sched.c (sms_schedule): Avoid loops which includes
2395         auto-increment instructions.
2396
2397 2007-07-28  Richard Guenther  <rguenther@suse.de>
2398
2399         PR middle-end/32920
2400         * fold-const.c (fold_cond_expr_with_comparison): Convert
2401         operand zero of MIN/MAX_EXPR to correct type.
2402
2403 2007-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2404
2405         * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2406         flags_from_decl_or_type): Constify.
2407         * gcc.c (do_spec_1): Likewise.
2408         * print-tree.c (dump_addr, print_node_brief): Likewise.
2409         * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2410         simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2411         tree_purge_all_dead_eh_edges): Likewise.
2412         * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2413         tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2414         Likewise. 
2415         * tree.c (expr_location, expr_has_location, expr_locus,
2416         expr_filename, expr_lineno, get_inner_array_type,
2417         fields_compatible_p): Likewise.
2418         * tree.h (get_inner_array_type, fields_compatible_p,
2419         expr_location, expr_has_location, expr_locus, expr_filename,
2420         expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2421         setjmp_call_p, alloca_call_p): Likewise.
2422
2423 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2424
2425         * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2426         TV_FLOW_INSENSITIVE.
2427
2428         * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2429         TV_CALL_CLOBBER.
2430         (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2431         (compute_flow_insensitive_aliasing): Ditto for
2432         TV_FLOW_INSENSITIVE.    
2433
2434 2007-07-27  Jan Hubicka  <jh@suse.cz>
2435
2436         * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2437         #if 0 block.
2438
2439         * attribs.c: Include hashtab.h
2440         (attribute_hash): New.
2441         (substring): New structure.
2442         (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2443         New function.
2444         (init_attributes): Initialize attribute hash.
2445         (decl_attributes): Use attribute hash.
2446         * Makefile.in (attribs.c): Depend on hashtab.h.
2447
2448 2007-07-27  Steve Ellcey  <sje@cup.hp.com>
2449
2450         * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2451
2452 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2453
2454         * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2455         __mips_dspr2 and __mips_dsp_rev macros.
2456         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2457
2458 2007-07-27  Douglas Gregor  <doug.gregor@gmail.com>
2459         
2460        * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2461
2462 2007-07-26  Kenneth Zadeck <zadeck@naturalbridge.com>
2463
2464         PR middle-end/32749
2465         
2466         * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2467         and the updating of the live and do_not_gen sets.
2468         (df_note_bb_compute): Added updating of live and do_not_gen sets
2469         for regular defs so that the case of clobber inside conditional
2470         call is processed correctly.
2471         
2472 2007-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2473
2474         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2475         operands with compatible type.
2476
2477 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2478
2479         * expr.h (store_bit_field): Don't return a value.
2480         * expmed.c (check_predicate_volatile_ok): New function.
2481         (store_bit_field_1): New function, extracted from store_bit_field.
2482         Take a fallback_p argument and return true if the operation succeeded.
2483         Only use store_fixed_bit_field if fallback_p.  Don't recompute
2484         mode_for_extraction; use op_mode instead.  Try forcing memories
2485         into registers if the insv expander fails.
2486         (store_bit_field): Use store_bit_field_1 with fallback_p true.
2487         Don't return a value.
2488         (convert_extracted_bit_field): New function, extracted from
2489         store_bit_field.
2490         (extract_bit_field_1): Likewise.  Take a fallback_p argument
2491         and return NULL if the operation succeeded.  Only use
2492         extract_fixed_bit_field if fallback_p.  Only calculate one
2493         extraction mode.  Combine code for extv and extzv.  Try forcing
2494         memories into registers if the ext(z)v expander fails.
2495         (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2496
2497 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2498
2499         * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2500         into bitfields.
2501         (df_ref): Likewise.  Put regno with other integer fields.
2502
2503 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2504
2505         * df.h (df_mw_hardreg): Remove "loc" field.
2506         * df-scan.c (df_ref_record): Don't set it.  Remove redundant
2507         local variable.
2508         * df-problems.c (df_whole_mw_reg_unused_p): New function,
2509         split out from df_set_unused_notes_for_mw.  Return false for
2510         partial references.  Assert that mw_reg is a REG when returning true.
2511         (df_set_unused_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2512         (df_whole_mw_reg_dead_p): New function, split out from
2513         df_set_dead_notes_for_mw.  Return false for partial references.
2514         Assert that mw_reg is a REG when returning true.
2515         (df_set_dead_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2516         Remove redundant bitmap check.
2517
2518 2007-07-26  H.J. Lu  <hongjiu.lu@intel.com>
2519
2520         * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2521         ($(T)crtend.o): Likwise.
2522         ($(T)crtbeginS.o): Likwise.
2523         ($(T)crtendS.o): Likwise.
2524         ($(T)crtfastmath.o): Likwise.
2525
2526 2007-07-26  Zdenek Dvorak  <dvorakz@suse.cz>
2527
2528         * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2529         * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2530         * basic-block.h (struct control_flow_graph): Added x_dom_computed
2531         and x_n_bbs_in_dom_tree fields.
2532
2533 2007-07-26  Steve Ellcey  <sje@cup.hp.com>
2534
2535         PR tree-optimization/32087
2536         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2537         Do not call scale_bbs_frequencies_int with prob of zero.
2538
2539 2007-07-26  Julian Brown  <julian@codesourcery.com>
2540
2541         * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2542         (neon_element_bits): Add prototypes.
2543         * config/arm/arm.c (bounds_check, neon_lane_bounds)
2544         (neon_const_bounds, neon_element_bits): New functions.
2545         * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2546         (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2547         (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2548         (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2549         (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2550         (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2551         (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2552         (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2553         (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2554         (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2555         (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2556         (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2557         (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2558
2559 2007-07-26  Nathan Froyd  <froydnj@codesourcery.com>
2560
2561         * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2562         (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2563
2564 2007-07-26  Mark Shinwell  <shinwell@codesourcery.com>
2565             Julian Brown  <julian@codesourcery.com>
2566
2567         * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2568         * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2569         * config/arm/cortex-a8.md: New.
2570         * config/arm/cortex-a8-neon.md: New.
2571         * config/arm/neon-schedgen.ml: New.
2572         * config/arm/neon.md (vqh_mnem): New.
2573         (neon_type): New.
2574         (Is_float_mode): New.
2575         (Scalar_mul_8_16): New.
2576         (Is_d_reg): New.
2577         (V_mode_nunits): New.
2578         (All instruction patterns): Annotate with neon_type attribute
2579         values.
2580         * config/arm/arm.md: Include cortex-a8.md.
2581         (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2582         values.
2583         Annotate instruction patterns accordingly.
2584         (generic_sched): Do not use generic scheduling for Cortex-A8.
2585         (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2586
2587 2007-07-26  Daniel Jacobowitz  <dan@codesourcery.com>
2588
2589         * fold-const.c (fold_read_from_constant_string): Use
2590         build_int_cst_type.
2591         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2592
2593 2007-07-26  Nick Clifton  <nickc@redhat.com>
2594
2595         * tree-ssa-operands.h: Change copyright header to refer to version
2596         3 of the GNU General Public License and to point readers at the
2597         COPYING3 file and the FSF's license web page.
2598         * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2599         sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2600         tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2601         targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2602         tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2603         hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2604         flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2605         opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2606         gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2607         cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2608         rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2609         optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2610         tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2611         genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2612         reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2613         c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2614         rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2615         tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2616         diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2617         gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2618         input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2619         gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2620         cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2621         graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2622         genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2623         tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2624         reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2625         real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2626         omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2627         tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2628         regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2629         tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2630         scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2631         double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2632         dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2633         gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2634         hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2635         ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2636         c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2637         tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2638         xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2639         tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2640         gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2641         mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2642         alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2643         dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2644         expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2645         genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2646         timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2647         tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2648         recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2649         dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2650         matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2651         tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2652         lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2653         ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2654         ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2655         langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2656         sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2657         gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2658         ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2659         init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2660         loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2661         mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2662         opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2663         insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2664         tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2665         dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2666         bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2667         coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2668         stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2669         cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2670         tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2671         loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2672         lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2673         tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2674         tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2675         ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2676         varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2677         sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2678         target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2679         omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2680         intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2681         sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2682         genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2683         tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2684         bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2685         cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2686         cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2687         tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2688         c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2689         fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2690         vecprim.h, basic-block.h, tree-ssa-structalias.c,
2691         tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2692         passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2693         struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2694         varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2695         reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2696         stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2697         params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2698         tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2699         convert.c, convert.h, langhooks-def.h, reload1.c,
2700         tree-ssa-operands.c: Likewise.
2701
2702 2007-07-26  Jan Hubicka  <jh@suse.cz>
2703
2704         * tree-ssa-live.c: Include debug.h and flags.h.
2705         (mark_scope_block_unused): New function.
2706         (remove_unused_scope_block_p): New function.
2707         (remove_unused_locals): Remove unused blocks too.
2708
2709 2007-07-25  Ian Lance Taylor  <iant@google.com>
2710
2711         * combine.c (combine_max_regno): Remove.  Remove all uses.
2712         (struct reg_stat_struct): Rename from struct reg_stat.
2713         (reg_stat_type): Define, and declare VECs.
2714         (reg_stat): Change from pointer to VEC.  Change all uses.
2715         (combine_split_insns): New static function.
2716         (try_combine, find_split_point): Call it instead of split_insns.
2717
2718 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2719
2720         * cfghooks.c (split_block): Fix the information about loop latch.
2721
2722 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2723
2724         * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2725
2726 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2727
2728         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2729         Scan the new edge for loop exit info.
2730
2731 2007-07-25  Andreas Tobler  <a.tobler@schweiz.org>
2732
2733         * config/darwin.c: Include debug.h.
2734
2735 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2736
2737         PR target/32218
2738         * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2739
2740 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2741
2742         * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2743         (HARD_REGNO_MODE_OK): Ditto.
2744         (MODES_TIEABLE_P): Ditto.
2745         (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2746         (CLASS_MAX_NREGS): Ditto.
2747         * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2748         * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2749         (divdf3_internal_thr): Removed.
2750         * config/ia64/div.md: New file.
2751         * config/ia64/constraints.md: Add H constraint.
2752
2753 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2754
2755         * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2756         sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2757         sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2758         sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2759         sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2760         sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2761         sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2762         sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2763         sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2764         dump_sbitmap_file, debug_sbitmap, popcount_table,
2765         sbitmap_popcount): Constify.
2766         * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2767         (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2768         dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2769         sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2770         sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2771         sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2772         sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2773         sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2774         sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2775         sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2776         sbitmap_popcount, sbitmap_verify_popcount): Constify.
2777
2778 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2779
2780         * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2781         bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2782         bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2783         bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2784         bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2785         bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2786         bitmap_intersect_p, bitmap_intersect_compl_p,
2787         bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2788         debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2789         Constify.
2790         * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2791         bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2792         bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2793         bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2794         bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2795         debug_bitmap, debug_bitmap_file, bitmap_print,
2796         bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2797         bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2798
2799 2007-07-25  Daniel Berlin  <dberlin@dberlin.org>
2800
2801         * config/darwin.c (darwin_override_options): Additional fix for
2802         debug info formats that don't support var tracking.
2803
2804 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2805
2806         * cselib.c (entry_and_rtx_equal_p): Constify.
2807         * gengtype.c (output_mangled_typename, write_types, write_local):
2808         Likewise.
2809         * gengtype.h (const_type_p): New.
2810         * see.c (eq_descriptor_extension, hash_descriptor_extension):
2811         Constify.
2812         * tlink.c (scan_linker_output): De-constify.
2813         * tree-ssa-loop-im.c (memref_eq): Constify.
2814         * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2815         (shared_bitmap_hash, shared_bitmap_eq): Constify.
2816
2817 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2818
2819         * c-common.c (fname_as_string, c_type_hash): Constify.
2820         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2821         * cgraph.c (edge_hash, edge_eq): Likewise.
2822         * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2823         * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2824         reg_attrs_htab_eq): Likewise.
2825         * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2826         Likewise.
2827         * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2828         const_decl_t, const_state_t, const_automata_list_el_t): New.
2829         (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2830         DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2831         automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2832         insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2833         reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2834         automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2835         compare_max_occ_cycle_nums, out_state_arcs_num,
2836         compare_transition_els_num, units_cmp, state_reservs_cmp):
2837         Constify.
2838         * genmodes.c (cmp_modes): Likewise.
2839         * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2840         * gimplify.c (compare_case_labels): Likewise.
2841         * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2842         * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2843         * matrix-reorg.c (mtt_info_hash): Likewise.
2844         * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2845         * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2846         (htab_hash_bucket, htab_hash_elem): Constify.
2847         * tree-browser.c (TB_parent_eq): Likewise.
2848         * tree-scalar-evolution.c (hash_scev_info): Likewise.
2849         * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2850         * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2851         (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2852         Constify.
2853         * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2854         * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2855         (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2856         * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2857         const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2858         New.
2859         (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2860         vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2861         vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2862         * tree-ssa-threadupdate.c (redirection_data_hash,
2863         redirection_data_eq): Likewise. 
2864         * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2865         * tree-ssa.c (var_ann_eq): Likewise.
2866         * tree-vrp.c (compare_case_labels): Likewise.
2867         * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2868         tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2869         tree_not_check_failed, tree_class_check_failed,
2870         tree_range_check_failed, tree_not_class_check_failed,
2871         omp_clause_check_failed, omp_clause_range_check_failed,
2872         tree_contains_struct_check_failed, tree_operand_check_failed):
2873         Likewise. 
2874         * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2875         tree_not_check_failed, tree_class_check_failed,
2876         tree_range_check_failed, tree_not_class_check_failed,
2877         tree_operand_check_failed, omp_clause_operand_check_failed,
2878         tree_operand_length): Likewise. 
2879         * var-tracking.c (const_variable): New.
2880         (variable_htab_hash, variable_htab_eq): Constify.
2881         * varasm.c (const_desc_hash): Likewise.
2882
2883 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2884
2885         * expr.c (handled_component_p): Constify.
2886         * fold-const.c (fit_double_type): Likewise.
2887         * real.h (real_value_from_int_cst): Likewise.
2888         * tree-flow-inline.h (gimple_in_ssa_p,
2889         gimple_aliases_computed_p, gimple_addressable_vars,
2890         gimple_call_clobbered_vars, gimple_referenced_vars,
2891         gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2892         end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2893         may_aliases, end_readonly_imm_use_p, has_zero_uses,
2894         has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2895         is_label_stmt, is_global_var, phi_ssa_name_p,
2896         factoring_name_p, is_call_clobbered, tree_common_ann,
2897         op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2898         unmodifiable_var_p, array_ref_contains_indirect_ref,
2899         ref_contains_array_ref, lookup_subvars_for_var,
2900         var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2901         gimple_mem_ref_stats): Likewise.
2902         * tree-flow.h (tree_common_ann, var_ann, function_ann,
2903         may_aliases, is_exec_stmt, is_label_stmt,
2904         ref_contains_array_ref, array_ref_contains_indirect_ref,
2905         var_can_have_subvars, overlap_subvar, is_call_clobbered,
2906         unmodifiable_var_p): Likewise.
2907         * tree-gimple.c (is_gimple_min_invariant): Likewise.
2908         * tree-gimple.h (is_gimple_min_invariant): Likewise. 
2909         * tree.c (type_hash_list, attribute_hash_list, tree_size,
2910         cst_and_fits_in_hwi, real_value_from_int_cst,
2911         build_real_from_int_cst, integer_zerop, integer_onep,
2912         integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2913         tree_floor_log2, real_zerop, real_onep, real_twop,
2914         real_minus_onep, really_constant_p, purpose_member, chain_member,
2915         list_length, fields_length, int_size_in_bytes, bit_position,
2916         int_bit_position, byte_position, int_byte_position, expr_align,
2917         array_type_nelts, tree_node_structure,
2918         type_contains_placeholder_1, iterative_hash_pointer,
2919         is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2920         tree_map_base_eq, type_hash_list, type_hash_eq,
2921         attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2922         tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2923         tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2924         simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2925         int_fits_type_p, get_containing_scope, decl_function_context,
2926         decl_type_context, omp_clause_operand_check_failed,
2927         initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2928         * tree.h (omp_clause_operand_check_failed, tree_size,
2929         build_real_from_int_cst, array_type_nelts, purpose_member,
2930         tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2931         host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2932         is_attribute_p, check_qualified_type, expr_align,
2933         int_size_in_bytes, bit_position, int_bit_position, byte_position,
2934         int_byte_position, list_length, fields_length, initializer_zerop,
2935         integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2936         integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2937         tree_node_structure, handled_component_p, get_containing_scope,
2938         decl_function_context, decl_type_context, real_zerop,
2939         type_num_arguments, fit_double_type, really_constant_p,
2940         int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2941         compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2942         real_twop, real_minus_onep, int_cst_value): Likewise.
2943
2944 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2945
2946         * cfglayout.c (insn_scope, insn_line): Constify.
2947         * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2948         const_double_htab_hash, const_double_htab_eq,
2949         mem_attrs_htab_hash): Likewise.
2950         * loop-iv.c (biv_eq): Likewise.
2951         * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2952         print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2953         debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2954         Likewise. 
2955         * rtl-error.c (location_for_asm, diagnostic_for_asm,
2956         error_for_asm, warning_for_asm, _fatal_insn,
2957         _fatal_insn_not_found): Likewise. 
2958         * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2959         rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2960         rtl_check_failed_type2, rtl_check_failed_code1,
2961         rtl_check_failed_code2, rtl_check_failed_code_mode,
2962         rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2963         * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2964         rtl_check_failed_type2, rtl_check_failed_code1,
2965         rtl_check_failed_code2, rtl_check_failed_code_mode,
2966         rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2967         SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2968         shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2969         get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2970         mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2971         rtx_unstable_p, get_integer_term, get_related_value,
2972         offset_within_block_p, reg_mentioned_p, count_occurrences,
2973         reg_referenced_p, reg_used_between_p, no_labels_between_p,
2974         single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2975         reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2976         find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2977         find_constant_src, find_reg_fusage, find_regno_fusage,
2978         pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2979         volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2980         may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2981         computed_jump_p, auto_inc_p, in_expr_list_p,
2982         remove_node_from_expr_list, loc_mentioned_in_p,
2983         label_is_jump_target_p, reversed_comparison_code_parts,
2984         debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
2985         print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
2986         print_inline_rtx): Likewise.
2987         * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
2988         computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
2989         rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
2990         get_integer_term, get_related_value, offset_within_block_p,
2991         count_occurrences, reg_mentioned_p, no_labels_between_p,
2992         reg_used_between_p, reg_referenced_p, single_set_2,
2993         multiple_sets, set_noop_p, refers_to_regno_p,
2994         reg_overlap_mentioned_p, dead_or_set_p,
2995         covers_regno_no_parallel_p, covers_regno_p,
2996         dead_or_set_regno_p, find_reg_note, find_regno_note,
2997         find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
2998         find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
2999         remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3000         side_effects_p, may_trap_p_1, may_trap_p,
3001         may_trap_after_code_motion_p, may_trap_or_fault_p,
3002         inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3003         computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3004         subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3005         * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3006         mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3007         Likewise. 
3008         * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3009         warning_for_asm): Likewise.
3010         * tree.h (print_rtl): Likewise.
3011         * varasm.c (get_pool_mode): Likewise.
3012
3013 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3014
3015         * c-lex.c (c_lex_with_flags, lex_string): Constify.
3016         * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3017         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3018         * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3019         * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3020         * ddg.c (compare_sccs): Likewise.
3021         * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3022         * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3023         decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3024         decimal_do_fix_trunc, decimal_real_to_integer,
3025         decimal_real_to_integer2, decimal_real_maxval): Likewise.
3026         * dse.c (const_group_info_t): New.
3027         (invariant_group_base_eq, invariant_group_base_hash): Constify.
3028         * dwarf2out.c (const_dw_die_ref): New.
3029         (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3030         * tree-browser.c (TB_parent_eq): Likewise.
3031         * unwind-dw2-fde.c (__register_frame_info_bases,
3032         __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3033         add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3034         Likewise.
3035         * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3036         * unwind-dw2.c (uw_frame_state_for): Likewise.
3037         * value-prof.c (histogram_hash, histogram_eq): Likewise.
3038         * value-prof.h (const_histogram_value): New.
3039
3040 2007-07-25  Richard Sandiford  <richard@codesourcery.com>
3041
3042         * config/mips/mips.c (machine_function): Add
3043         initialized_mips16_gp_pseudo_p.
3044         (mips16_gp_pseudo_reg): Do not emit the initialization of
3045         mips16_gp_pseudo_rtx when being called from the gimple cost-
3046         calculation routines; emit it on the first use outside those
3047         routines.
3048
3049 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3050
3051         * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3052         New.
3053         
3054         * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3055         RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3056         RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3057         RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3058         RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3059         Preserve const-ness of parameters through use of __typeof(),
3060         also constify and tidy.
3061         
3062         * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3063         TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3064         NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3065         CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3066         OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3067         GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3068         PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3069         TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3070         TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3071
3072 2007-07-25  Julian Brown  <julian@codesourcery.com>
3073             Mark Shinwell  <shinwell@codesourcery.com>
3074
3075         * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3076         (alpha_mangle_type): This.
3077         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3078         (TARGET_MANGLE_TYPE): Define this instead.
3079         * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3080         * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3081         (arm_init_neon_builtins): Fix comment.
3082         (arm_mangle_map_entry): New.
3083         (arm_mangle_map): New.
3084         (arm_mangle_type): New.
3085         * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3086         (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3087         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3088         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3089         (TARGET_MANGLE_TYPE): Define this instead.
3090         * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3091         (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT  and restrict
3092         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3093         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3094         (TARGET_MANGLE_TYPE): Define this instead.
3095         * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3096         to...
3097         (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3098         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3099         (TARGET_MANGLE_TYPE): Define this instead.
3100         * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3101         (s390_mangle_type): This.
3102         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3103         (TARGET_MANGLE_TYPE): Define this instead.
3104         * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3105         (sparc_mangle_type): This.
3106         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3107         (TARGET_MANGLE_TYPE): Define this instead.
3108         * cp/mangle.c (write_type): Call mangle_type target hook on all
3109         types before mangling.  Use original type, not main variant, as
3110         argument.
3111         * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3112         (TARGET_MANGLE_TYPE): This.
3113         * target.h (gcc_target): Rename mangle_fundamental_type to
3114         mangle_type.
3115         * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3116         (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3117
3118 2007-07-25  Julian Brown  <julian@codesourcery.com>
3119             Paul Brook  <paul@codesourcery.com>
3120             Joseph Myers  <joseph@codesourcery.com>
3121             Mark Shinwell  <shinwell@codesourcery.com>
3122
3123         * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3124         * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3125         (with_fpu): Allow --with-fpu=neon.
3126         * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3127         * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3128         * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3129         * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3130         (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3131         (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3132         (neon_emit_pair_result_insn, neon_disambiguate_copy)
3133         (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3134         (output_move_neon): Add prototypes.
3135         * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3136         (all_fpus): Add FPUTYPE_NEON.
3137         (fp_model_for_fpu): Add NEON field.
3138         (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3139         (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3140         in registers.
3141         (arm_legitimate_address_p): Don't support fancy addressing for NEON
3142         structure moves.
3143         (thumb2_legitimate_address_p): Likewise.
3144         (neon_valid_immediate): Recognize and prepare constants suitable for
3145         NEON instructions.
3146         (neon_immediate_valid_for_move): New function. Recognize and prepare
3147         immediates for NEON move instructions.
3148         (neon_immediate_valid_for_logic): New function. Recognize and
3149         prepare immediates for NEON logic instructions.
3150         (neon_output_logic_immediate): New function. Create asm string
3151         suitable for outputting immediate logic instructions.
3152         (neon_pairwise_reduce): New function. Implement reduction using
3153         pairwise operations.
3154         (neon_expand_vector_init): New function. Expand a (possibly
3155         non-constant) vector initialization.
3156         (neon_vector_mem_operand): New function. Memory operands supported
3157         for quad-word loads/stores to/from ARM or NEON registers. Don't
3158         allow base+offset addressing for core regs.
3159         (neon_struct_mem_operand): New function. Valid mems for NEON
3160         structure moves.
3161         (coproc_secondary_reload_class): Enable NEON registers to be loaded
3162         from neon_vector_mem_operand addresses without a secondary register.
3163         (add_minipool_forward_ref): Handle >8-byte minipool entries.
3164         (add_minipool_backward_ref): Likewise.
3165         (dump_minipool): Likewise.
3166         (push_minipool_fix): Likewise.
3167         (output_move_quad): New function. Output quad-word moves, loads and
3168         stores using ARM registers.
3169         (output_move_vfp): Add support for vectors in VFP (NEON) D
3170         registers.
3171         (output_move_neon): Output a NEON load/store to/from a quadword
3172         register.
3173         (arm_print_operand): Implement new codes:
3174         - 'c' for unadorned integers (without a # sign).
3175         - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3176         mode.
3177         - 'e', 'f' for the low and high D parts of a NEON Q register.
3178         - 'q' outputs a NEON Q register.
3179         - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3180         - 'T' prints NEON opcode features from a coded bitmask.
3181         - 'F' is similar to T, but signed/unsigned codes both print as
3182         'i'.
3183         - 't' is similar to T, but 'u' is printed instead of 'p'.
3184         - 'O' prints 'r' if NEON instruction should perform rounding (as
3185         specified by bitmask), else prints nothing.
3186         - '#' is a punctuation character to stop operand numbers from
3187         running together with following digits in the assembler
3188         strings for instructions (when using mode attributes).
3189         (arm_assemble_integer): Handle extra NEON vector modes. Permute
3190         constant vectors in big-endian mode, where necessary.
3191         (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3192         Handle EI, OI, CI, XI modes.
3193         (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3194         (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3195         (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3196         (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3197         (neon_builtin_type_bits): Add enumeration, one bit for each vector
3198         type.
3199         (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3200         (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3201         to turn v8qi, etc. into bits defined above.
3202         (neon_itype): New enumeration. Classifications of NEON builtins.
3203         (neon_builtin_datum): Define struct. Contains information about
3204         a single builtin (with multiple modes).
3205         (CF): Define helper macro for...
3206         (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3207         modes.
3208         (neon_builtin_data): New array. Define information about builtins
3209         for use during initialization/expansion.
3210         (arm_init_neon_builtins): New function.
3211         (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3212         true.
3213         (neon_builtin_compare): New function.
3214         (locate_neon_builtin_icode): New function. Find an insn code for a
3215         builtin given a function code for that builtin. Also return type of
3216         builtin (NEON_BINOP, NEON_UNOP etc.).
3217         (builtin_arg): New enumeration. Types of arguments for builtins.
3218         (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3219         Takes a variable argument list of builtin_arg types, terminated by
3220         NEON_ARG_STOP.
3221         (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3222         (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3223         (neon_emit_pair_result_insn): New function. Support returning pairs
3224         of vectors via a pointer.
3225         (neon_disambiguate_copy): New function. Set up operands for a
3226         multi-word copy such that registers do not get clobbered.
3227         (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3228         ARM_BUILTIN_NEON_BASE.
3229         (arm_file_start): Set float-abi attribute for NEON.
3230         (arm_vector_mode_supported_p): Enable NEON vector modes.
3231         (arm_mangle_map_entry): New.
3232         (arm_mangle_map): New.
3233         (arm_mangle_vector_type): New.
3234         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3235         when appropriate.
3236         (TARGET_NEON): New macro. Target supports NEON.
3237         (fputype): Add FPUTYPE_NEON.
3238         (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3239         for vectorization based on command-line arg.
3240         (NEON_REGNO_OK_FOR_NREGS): Define.
3241         (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3242         (VALID_NEON_STRUCT_MODE): Define.
3243         (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3244         (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3245         * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3246         (consttable_16): Add pattern for outputting 16-byte minipool
3247         entries.
3248         (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3249         vec-common.md).
3250         (vec-common.md, neon.md): Include md files.
3251         * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3252         * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3253         (memory_constraint "Ut", "Un", "Us"): Define.
3254         * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3255         (MMX_char): New mode attribute.
3256         (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3257         (*add<mode>3_iwmmxt): New insn pattern.
3258         (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3259         (*sub<mode>3_iwmmxt): New insn pattern.
3260         (mulv4hi3): Rename to...
3261         (*mulv4hi3_iwmmxt): This.
3262         (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3263         (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3264         (uminv4hi3, uminv2si3): Remove. Replace with...
3265         (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3266         (*umin<mode>3_iwmmxt): These.
3267         (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3268         (ashr<mode>3_iwmmxt): This new pattern.
3269         (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3270         (lshr<mode>3_iwmmxt): This new pattern.
3271         (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3272         (ashl<mode>3_iwmmxt): This new pattern.
3273         * config/arm/neon-docgen.ml: New file. Generate documentation for
3274         intrinsics.
3275         * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3276         * config/arm/arm_neon.h: New (autogenerated).
3277         * config/arm/neon-testgen.ml: New file. Generate NEON tests
3278         automatically.
3279         * config/arm/neon.md: New file. Define NEON instructions.
3280         * config/arm/neon.ml: New file. Abstract description of NEON
3281         instructions, used to generate arm_neon.h header, documentation and
3282         tests.
3283         * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3284         * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3285         support.
3286         * doc/extend.texi (ARM Built-in Functions): Rename and remove
3287         extraneous comma.
3288         (ARM NEON Intrinsics): New subsection.
3289         * doc/arm-neon-intrinsics.texi: New (autogenerated).
3290
3291 2007-07-25  Danny Smith   <dannysmith@users.sourceforge.net>
3292
3293         * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3294         prototype.
3295
3296 2007-07-24  Jan Hubicka  <jh@suse.cz>
3297
3298         * regclass.c (move_table): New type.
3299         (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3300         (init_move_cost): Break out from ...
3301         (init_reg_sets_1): ... here; simplify computation of
3302         have_regs-of_mode and contains_reg_of_mode.
3303         (record_reg_classes): Unswitch internal loops.
3304         (copy_cost): Trigger lazy initialization of move cost
3305         (record_address_regs): Likewise.
3306
3307 2007-07-24  Daniel Berlin  <dberlin@dberlin.org>
3308
3309         * config/darwin.c (darwin_override_options): Don't force on
3310         flag_var_tracking_uninit when no debug info is requested.
3311
3312 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
3313
3314         * cfgloop.c (init_loops_structure): New function.
3315         (flow_loops_find): Create root of the loop tree unconditionally.
3316
3317 2007-07-24  Daniel Jacobowitz  <dan@codesourcery.com>
3318
3319         * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3320
3321 2007-07-24  Jan Hubicka  <jh@suse.cz>
3322
3323         * caller-save.c: Include ggc.h, gt-caller-save.h
3324         (reg_save_code, reg_restore_code): Rename to ...
3325         (cached_reg_save_code, cached_reg_restore_code): ... those.
3326         (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3327         (reg_save_code, reg_restore_code): New functions.
3328         (init_caller_save): Do not intialize
3329         reg_save_code/reg_restore_code tables.
3330         * Makefile.in: (gt-caller-save.h): New.
3331
3332 2007-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
3333
3334         * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3335         with the mode of the original operand instead of
3336         integer_one_node.
3337
3338 2007-07-23  Jan Hubicka  <jH@suse.cz>
3339
3340         * i386.c (ix86_secondary_memory_needed): Break out to...
3341         (inline_secondary_memory_needed): ... here.
3342         (ix86_memory_move_cost): Break out to ...
3343         (inline_memory_move_cost): ... here; add support for IN value of 2 for
3344         maximum of input and output; fix handling of Q_REGS on 64bit.
3345         (ix86_secondary_memory_needed): Microoptimize.
3346
3347 2007-07-23  Sebastian Pop  <sebpop@gmail.com>
3348
3349         * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3350         create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3351         stmts_from_loop, known_dependences_p, build_rdg): New.
3352         * tree-data-ref.h: Depends on graphds.h.
3353         (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3354         (build_rdg): Declared.
3355         * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3356
3357 2007-07-23  Daniel Berlin  <dberlin@dberlin.org>
3358
3359         * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3360         ccp_min_invariant.
3361
3362 2007-07-23  Peter Bergner  <bergner@vnet.ibm.com>
3363             Jakub Jelinek  <jakub@redhat.com>
3364
3365         PR middle-end/PR28690
3366         * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3367         * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3368         and MEM_POINTER operands over REG and MEM operands.
3369         (swap_commutative_operands_p): Change return value to bool.
3370         * rtl.h: Update the corresponding prototype.
3371         * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3372         instead of gen_rtx_PLUS.
3373         * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3374         value to bool.  Change function arguments to rtx's and update code
3375         to match.
3376         (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3377         calls to match the new declaration.
3378         * simplify-rtx.c (simplify_associative_operation): Don't
3379         reorder simplify_binary_operation arguments.
3380
3381 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3382
3383         * config/mips/mips.c (override_options): Use mips_costs to derive
3384         the default branch cost.
3385         * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3386         than mips_costs.
3387         * config/mips/mips.opt (mbranch-cost=): New option.
3388         * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3389
3390 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3391
3392         * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3393         (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3394         * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3395         instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3396
3397 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3398
3399         * config/mips/constraints.md (ks): New constraint.
3400         * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3401         (*add<mode>3_mips16): ...here.
3402
3403 2007-07-21  Uros Bizjak  <ubizjak@gmail.com>
3404
3405         * optabs.h (enum optab_index): Add new OTI_signbit.
3406         (signbit_optab): Define corresponding macro.
3407         (enum insn_code signbit_optab[]): Remove array.
3408         * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3409         (expand_copysign_absneg): If back end provides signbit insn, use it
3410         instead of bit operations on floating point argument.
3411         * builtins.c (enum insn_code signbit_optab[]): Remove array.
3412         (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3413         availability of signbit insn.
3414
3415         * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3416         signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3417         SSE mode is not active.
3418         (isinf<mode>2): Disable for mfpmath=sse,387.
3419
3420 2007-07-22  Ben Elliston  <bje@au.ibm.com>
3421
3422         * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3423         `class' parameter.
3424         * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3425
3426 2007-07-20  Richard Guenther  <rguenther@suse.de>
3427
3428         * tree-cfg.c (verify_expr): COND_EXPRs can have any
3429         integral typed condition.
3430         * tree-ssa.c (useless_type_conversion_p): Do not preserve
3431         booleanness.  Only preserve conversions from a non-base
3432         type to a base type, not in general between types with
3433         different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3434         * tree.def (COND_EXPR): Document that the condition
3435         can be of any integral type.
3436
3437 2007-07-20  Nigel Stephens  <nigel@mips.com>
3438             Richard Sandiford  <richard@codesourcery.com>
3439
3440         * config/mips/mips.h (mips_dwarf_regno): Declare.
3441         (DBX_REGISTER_NUMBER): Remove redundant brackets.
3442         (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3443         (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3444         (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3445         (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3446         (REG_CLASS_NAMES): Update accordingly.
3447         * config/mips/mips.c (mips_dwarf_regno): New array.
3448         (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3449         (mips_subword): Remove special handling for accumulator registers.
3450         (override_options): Initiailize mips_dwarf_regno.  Remove use
3451         of ACC_HI_REG_P.
3452         (mips_swap_registers): New function.
3453         (mips_conditional_register_usage): Swap accumulator registers
3454         around if TARGET_LITTLE_ENDIAN.
3455         (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3456         * config/mips/constraints.md (h, l): Use the endianness to choose
3457         between MD0_REG and MD1_REG.
3458         * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3459         alternative-dependent template.
3460
3461 2007-07-20  Richard Sandiford  <richard@codesourcery.com>
3462
3463         * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3464         no_new_pseudos.
3465
3466 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3467
3468         * function.c (thread_prologue_and_epilogue_insns): Fix exit
3469         predecessor fallthru flags.
3470
3471 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3472
3473         * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3474         of compare to the same type.
3475         * cfgloopmanip.c (add_loop): Update information about loop exits.
3476         (loop_version): Remove the innermost loop requirement.
3477         * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3478         to sizetype for pointers.
3479
3480 2007-07-18  H.J. Lu  <hongjiu.lu@intel.com>
3481
3482         * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3483         (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3484         (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3485
3486         * config/dfp-bit.c: Empty for TFmode conversions.
3487
3488 2007-07-18  Caroline Tice  <ctice@apple.com>
3489         
3490         * var-tracking.c (find_src_status):  Check for  COND_EXEC insns
3491         and handle them correctly; check that src is not NULL before
3492         trying to use it.
3493         (find_src_set_src): Likewise.
3494         
3495 2007-07-18  Bob Wilson  <bob.wilson@acm.org>
3496         
3497         * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3498         (struct alignment_context, init_alignment_context): New.
3499         (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3500         * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3501         (XCHAL_HAVE_S32C1I): Likewise.
3502         (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3503         * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3504         (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3505         (ATOMIC, HQI): New macros.
3506         (memory_barrier, *memory_barrier): New.
3507         (sync_lock_releasesi): New.
3508         (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3509         (sync_lock_test_and_set<mode>): New.
3510         (sync_<atomic><mode>): New.
3511         (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3512         * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3513         (xtensa_expand_atomic): New.
3514         
3515 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3516
3517         PR target/30652
3518
3519         * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3520         transformation for builtin ISNORMAL.
3521         (expand_builtin): Handle BUILT_IN_ISNORMAL.
3522         * builtins.def (BUILT_IN_ISNORMAL): New.
3523         * doc/extend.texi: Document isnormal.
3524
3525 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3526
3527         PR target/30652
3528
3529         * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3530         optabs infrastructure.  Provide generic implementation for
3531         FINITE/ISFINITE.
3532         (expand_builtin): Handle FINITE/ISFINITE.
3533         (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3534         (fold_builtin_1): Likewise.
3535
3536         * builtins.def (BUILT_IN_ISFINITE): New.
3537
3538         * doc/extend.texi: Document isfinite.
3539
3540 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3541
3542         PR target/30652
3543         PR middle-end/20558
3544
3545         * builtins.c (expand_builtin_interclass_mathfn): Provide a
3546         generic fallback for isinf.
3547         * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3548         calculation code ...
3549         * real.c (get_max_float): ... to here.
3550         * real.h (get_max_float): New.
3551
3552 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3553
3554         PR middle-end/32668
3555
3556         * builtin-attrs.def (ATTR_TYPEGENERIC,
3557         ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3558
3559         * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3560         BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3561         BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3562         BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3563
3564         * c-common.c (handle_type_generic_attribute): New.
3565         (c_common_attribute_table): Add "type generic".
3566
3567         * c-typeck.c (convert_arguments): Handle "type generic" functions.
3568
3569 2007-07-18  Daniel Berlin  <dberlin@dberlin.org>
3570
3571         * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3572         * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3573         properly.
3574
3575 2007-07-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
3576
3577         PR target/32808
3578         * config/cris/cris.c (cris_print_index): Don't use XEXP before
3579         checking that the operand is an expression.
3580
3581 2007-07-19  Christoph von Wittich  <Christoph_vW@reactos.org>
3582             Danny Smith  <dannysmith@users.sourceforge.net>
3583
3584         PR/other 30335
3585         * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3586         file mapping object in local namespace if Windows version later
3587         than NT4
3588
3589 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3590
3591         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3592         * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3593         arm_cannot_force_const_mem.
3594         (arm_cannot_force_const_mem): New function.
3595         * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3596         (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3597         of arm_tls_referenced_p.
3598         * config/arm/arm.md (movsi): Split out-of-section constants when
3599         ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3600         * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3601
3602 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3603
3604         * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3605
3606 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3607
3608         * config/mips/mips.md (*extendqihi2): Convert the destination
3609         to SImode.
3610
3611 2007-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3612
3613         * config/pa/fptr.c: Update license header.
3614         * config/pa/milli64.S: Likewise.
3615
3616 2007-07-17  Nick Clifton  <nickc@redhat.com>
3617
3618         * COPYING_v3: New file.  Contains version 3 of the GNU General
3619         Public License.
3620         * COPYING.LIB_v3: New file.  Contains version 3 of the GNU
3621         Lesser General Public License.
3622         * doc/include/gpl_v3.texi: New file.  Contains version 3 of
3623         the GNU General Public License.
3624
3625 2007-07-17  Zdenek Dvorak  <dvorakz@suse.cz>
3626
3627         PR rtl-optimization/32773
3628         * cfglayout.c (force_one_exit_fallthru): New function.
3629         (cfg_layout_finalize): Use it.
3630
3631 2007-07-16  Richard Guenther  <rguenther@suse.de>
3632             Uros Bizjak  <ubizjak@gmail.com>
3633
3634         * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3635         before forcing it to gimple operand.
3636
3637 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3638             David Ung  <davidu@mips.com>
3639
3640         * config/mips/mips.h (TUNE_24K): Define.
3641         (TUNE_MACC_CHAINS): Add TUNE_24K.
3642         * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3643         imadd.
3644         * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3645         (r74k_int_madd): .. this new reservation.
3646         (define_bypass): Fixed bypasses for r74k_int_madd to use
3647         mips_linked_madd_p.
3648         * config/mips/24k.md (define_bypass): Define new
3649         r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3650
3651 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3652             Nigel Stephens  <nigel@mips.com>
3653
3654         * config/mips/mips.md:  Include 20kc.md.
3655         * config/mips/20kc.md: New file.
3656         * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3657         (mips_adjust_cost): Tweak for 20Kc.
3658         (mips_issue_rate): Likewise.
3659         * config/mips/mips.h (TUNE_20KC): Define.
3660
3661 2007-07-16  David Edelsohn  <edelsohn@gnu.og>
3662
3663         * config/rs6000/rs6000.c (struct processor_cost): Add
3664         cache_line_size, l1_cache_lines, and simultaneous_prefetches
3665         fields.
3666         (*_cost): Add cache information.
3667         (rs6000_override_options): Set cache parameters.
3668
3669 2007-07-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3670
3671         PR bootstrap/3456
3672         * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3673         * doc/install.texi (mips-sgi-irix6): pthread support works now.
3674
3675 2007-07-16  Paul Brook  <paul@codesourcery.com>
3676
3677         PR target/32753
3678         * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3679         (cirrus_thumb2_movsi_insn): Ditto.
3680
3681 2007-07-15  Geoffrey Keating  <geoffk@apple.com>
3682
3683         * config/rs6000/darwin-fallback.c (interpret_libc): Change
3684         CR2_REGNO to R_CR2.
3685
3686 2007-07-15  Andrew Haley  <aph@redhat.com>
3687
3688         * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3689         before looking in the context.
3690
3691 2007-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3692
3693         PR middle-end/32398
3694         PR middle-end/32769
3695         * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3696         * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3697         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3698         (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3699         to generate .CALLINFO statement.
3700         (hppa_expand_prologue): Set rp_saved.
3701         (hppa_expand_epilogue): Use rp_saved.
3702         (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3703         * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3704
3705 2007-07-14  Dirk Mueller  <dmueller@suse.de>
3706
3707         * omega.c (coalesce): Fix memory leak on early exit.
3708         * matrix-reorg.c (check_allocation_function): Likewise.
3709         * tree-vect-transform.c (vect_get_new_vect_var): free result
3710         of concat().
3711         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3712         pass pointer to edge vector
3713         (partition_hot_cold_basic_blocks): Fix memory leak.
3714         * collect2.c (prefix_from_string): Free temporary storage.
3715         * reload1.c (fixup_abnormal_edges): Free sbitmap.
3716
3717 2007-07-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3718
3719         * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3720         (DO_GLOBAL_DTORS_BODY): Likewise.
3721
3722 2007-07-14  Sandra Loosemore  <sandra@codesourcery.com>
3723             Nigel Stephens  <nigel@mips.com>
3724
3725         * config/mips/mips.c (mips_classify_symbol): Don't return
3726         SYMBOL_SMALL_DATA for constant pool addresses if
3727         TARGET_EMBEDDED_DATA is true.
3728
3729 2007-07-14  Uros Bizjak  <ubizjak@gmail.com>
3730
3731         * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3732         except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3733         __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3734         __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3735         __builtin_ia32_storehps, __builtin_ia32_storelps,
3736         __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3737         __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3738         __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3739         __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3740         __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3741         __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3742         __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3743         __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3744         using def_builtin_const.
3745
3746 2007-07-14  Eric Botcazou  <ebotcazou@adacore.com>
3747
3748         PR tree-optimization/32705
3749         * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3750         (simplify_binary_expression): Use SSA_VAL consistently.
3751
3752 2007-07-13  David Edelsohn  <edelsohn@gnu.org>
3753
3754         * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3755         (SPEFSCR_REGNO): Delete definition.
3756         * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3757         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3758         * config/rs6000/rs6000.h: Do not define *_REGNO.
3759         LINK_REGISTER_REGNUM -> LR_REGNO.
3760         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3761         * config/rs6000/predicates.md: LINK_REGISTER_REGNUM ->  LR_REGNO.
3762         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3763         * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3764         R_VRSAVE, R_VSCR. Use them.
3765         * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3766         R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR.  Use them.
3767         * config/rs6000/rs6000.md: Define REGNO constants.  Use them.
3768         * config/rs6000/aix.h: Define R_LR.  Use it.
3769         
3770 2007-07-13  Caroline Tice  <ctice@apple.com>
3771         
3772         * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3773         flag_var_tracking is explicitly turned off (i.e. when variable
3774         tracking is not feasible); otherwise, turn flag_var_tracking on when
3775         flag_var_tracking_uninit is on.
3776         * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3777         note definitions, to allow recording of initialization status in the
3778         notes.
3779         * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3780         (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3781         determine if two note locations are equal.
3782         (output_loc_list): Don't output list entries whose start & end labels
3783         are the same.
3784         (reg_loc_descriptor): Add parameter for initialization status; pass it
3785         to other loc descriptor functions.
3786         (one_reg_loc_descriptor): Add parameter for initialization status;
3787         check its value and add DW_OP_GNU_uninit to returned loc descr if
3788         appropriate.
3789         (multiple_reg_loc_descriptor): Add parameter for initialization
3790         status;
3791         pass init status argument to other loc descriptor functions; check
3792         value of intialization parameter and add DW_OP_GNU_uninit to returned
3793         loc descr if appropriate.
3794         (based_loc_descr): Add parameter for initialization status; add new
3795         variable for return value; check value of initialization parameter and
3796         add DW_OP_GNU_uninit to returned loc descr if appropriate.
3797         (concatn_mem_loc_descriptor): Add parameter for initialization status;
3798         pass init status argument to other loc descriptor functions; check
3799         value of intialization parameter and add DW_OP_GNU_uninit to returned
3800         loc descr if appropriate.
3801         (mem_loc_descriptor): Likewise.
3802         (concat_loc_descriptor): Likewise.
3803         (concatn_loc_descriptor): Likewise.
3804         (loc_descriptor): Add parameter for initialization status; pass it as
3805         argument to other loc descriptor function calls.
3806         (loc_descriptor_from_tree_1): Add appropriate initialization status
3807         to loc descriptor function calls.
3808         (add_location_or_const_value_attribute): Get initialization status
3809         from VAR_LOCATION note; add initialization status to loc descriptor
3810         function calls.
3811         * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3812         * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3813         status is uninitialized, add "[uninint]" to output.
3814         * common.opt (fvar-tracking-uninit): New option, similar to
3815         fvar-tracking, to turn on tracking of uninitialized variables; creates
3816         a new global flag, flag_var_tracking_uninit.
3817         * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3818         (enum var_init_status): New type, for var initialization status field.
3819         * var-tracking.c (struct location_chain_def): Two new fields, init,
3820         for initialization status, and set_src for the assignment value expr.
3821         (unshare_variable): New parameter for initialization status;
3822         initialize new init and set_src fields.
3823         (var_reg_set): New parameters for initialization status and value;
3824         pass them to set_variable_part.
3825         (var_mem_set): Likewise.
3826         (get_init_value): New function.
3827         (var_reg_delete_and_set): New initialization status & value
3828         parameters; add call to get_init_value if status is unknown; pass new
3829         parameters to clobber_variable_part and var_reg_set.
3830         (var_mem_delete_and_set): Likewise.
3831         (var_reg_delete): Pass null set_src value to clobber_variable_part.
3832         (var_mem_delete): Likewise.
3833         (variable_union): Pass status to unshare_variable; initialize new init
3834         and set_src fields. If flag_var_tracking_uninit is not set, force
3835         status to initialized.
3836         (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3837         used later to get the set_src value.
3838         (find_src_status): New function.
3839         (find_src_set_src): New function.
3840         (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3841         var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3842         MO_SET, get set_src value and pass it to var_reg_delete_and_set
3843         and var_mem_delete_and_set.
3844         (dump_variable): Print out "[uninit]" if appropriate.
3845         (set_variable_part): Add new initialization and set_src parameters;
3846         pass status to unshare_variable; set node->init and node- >set_src
3847         fields and modify slot in hash table appropriately; save the init and
3848         set_src values if appropriate and assign to the new node.
3849         (clobber_variable_part): New set_src parameter; if two nodes have
3850         same variable and same location but different set_src (assignment)
3851         values, clobber old node.
3852         (delete_variable_part): Pass init status to unshare_variable.
3853         (emit_note_insn_var_location): Add initialized var; assign var's init
3854         status to new 'initialized'; pass new init status field to calls to
3855         gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
3856         status to initialized.
3857         (emit_notes_in_bb): Pass initialization status to calls to
3858         var_reg_set, var_mem_set, var_reg_delete_and_set and
3859         var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
3860         var_reg_delete_and_set and var_mem_delete_and_set; call
3861         emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
3862         make up for change in add_stores.
3863         (vt_add_function_parameters): Add status to calls to
3864         set