OSDN Git Service

00894c94cca0ef8f2157a2167c941785117d54b3
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2007-08-17  Richard Sandiford  <richard@codesourcery.com>
2             Nigel Stephens  <nigel@mips.com>
3
4         * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5         Treat -mno-data-in-code and -mcode-xonly as aliases for
6         -mcode-readable=no and -mcode-readable=pcrel respectively.
7         * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8         (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9         (MULTILIB_DIRNAMES): Update accordingly.
10
11 2007-08-17  H.J. Lu  <hongjiu.lu@intel.com>
12
13         * Makefile.in (version.o): Depend on $(REVISION) only if
14         REVISION_s is defined.
15
16 2007-08-17  Sa Liu  <saliu@de.ibm.com>
17             Ulrich Weigand  <uweigand@de.ibm.com>
18
19         PR middle-end/32970
20         * tree.c (reconstruct_complex_type): For a pointer to a vector,
21         use build_qualified_type to retain qualifiers of the base type.
22
23 2007-08-17  Chen Liqin  <liqin@sunnorth.com.cn>
24
25         * config/score/score.md : Update pattern tablejump.
26         * config/score/score.c : Update score_initialize_trampoline 
27         function.
28         * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
29         (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
30         * doc/contrib.texi: Add my entry.
31
32 2007-08-16  H.J. Lu  <hongjiu.lu@intel.com>
33
34         * Makefile.in (REVISION): New.
35         (REVISION_c): New.
36         (REVISION_s): New.
37         (version.o): Also depend on $(REVISION). Add
38         -DREVISION=$(REVISION_s).
39
40         * version.c (version_string): Add REVISION.
41
42 2007-08-16  Seongbae Park <seongbae.park@gmail.com>
43
44         * tree-eh.c (lower_try_finally_onedest): Reset the locus
45         of GOTO that's relocated to a different block.
46
47 2007-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
48
49         * c-common.c (const_strip_array_types): New.
50         * c-common.h (lang_missing_noreturn_ok_p): Delete.
51         (const_strip_array_types): New.
52         * c-objc-common.c (c_disregard_inline_limits,
53         c_warn_unused_global_decl): Constify.
54         * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
55         c_vla_type_p, c_incomplete_type_error): Likewise.
56         * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
57         * hooks.c (hook_bool_const_tree_false): New.
58         * hooks.h (hook_bool_const_tree_false): Likewise.
59         * langhooks-def.h (lhd_warn_unused_global_decl,
60         lhd_incomplete_type_error, lhd_expr_size,
61         lhd_tree_inlining_disregard_inline_limits,
62         lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
63         LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
64         * langhooks.c (lhd_warn_unused_global_decl,
65         lhd_incomplete_type_error,
66         lhd_tree_inlining_disregard_inline_limits,
67         lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
68         lhd_expr_size): Likewise.
69         * langhooks.h (lang_hooks_for_tree_inlining,
70         lang_hooks_for_tree_dump, lang_hooks_for_types,
71         lang_hooks_for_decls, lang_hooks): Likewise.
72         * pointer-set.c (pointer_set_t, pointer_set_create,
73         pointer_set_contains, insert_aux, pointer_set_insert,
74         pointer_set_traverse, pointer_map_t, pointer_map_create,
75         pointer_map_contains, pointer_map_insert, pointer_map_traverse):
76         Likewise.
77         * pointer-set.h (pointer_set_contains, pointer_set_insert,
78         pointer_set_traverse, pointer_map_contains, pointer_map_insert,
79         pointer_map_traverse): Likewise.
80         * predict.c (assert_is_empty): Likewise.
81         * tree-affine.c (free_name_expansion): Likewise.
82         * tree-cfg.c (edge_to_cases_cleanup): Likewise.
83         * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
84         * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
85
86 2007-08-16  Victor Kaplansky <victork@il.ibm.com>
87
88         * tree-vectorizer.c (new_loop_vec_info): Initialize new 
89         field.
90         (destroy_loop_vec_info): Add call to VEC_free.
91         * tree-vectorizer.h (may_alias_ddrs): Define.
92         (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
93         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
94         Change reporting to dump.
95         (vect_is_duplicate_ddr): New.
96         (vect_mark_for_runtime_alias_test): New.
97         (vect_analyze_data_ref_dependences) Add call to
98         vect_mark_for_runtime_alias_test.
99         (vect_enhance_data_refs_alignment): Define local variable
100         vect_versioning_for_alias_required, don't perform
101         peeling for alignment if versioning for alias is
102         required.
103         (vect_enhance_data_refs_alignment): Use
104         PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
105         PARAM_VECT_MAX_VERSION_CHECKS.
106         * tree-vect-transform.c
107         (vect_create_cond_for_alias_checks): New.
108         (vect_transform_loop): Add call to
109         vect_create_cond_for_alias_checks.
110         (vect_vfa_segment_size): New.
111         * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
112         Rename.
113         (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
114         * gcc/doc/invoke.texi
115         (vect-max-version-for-alignment-checks): Document.
116         (vect-max-version-for-alias-checks): Document.
117         (vect-max-version-checks): Remove.
118      
119 2007-08-16  Uros Bizjak  <ubizjak@gmail.com>
120
121         * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
122         the same line as the instruction for all asm dialects.
123         (*rep_movsi): Ditto.
124         (*rep_movsi_rex64): Ditto.
125         (*rep_movqi): Ditto.
126         (*rep_movqi_rex64): Ditto.
127         (*rep_stosdi_rex64): Ditto.
128         (*rep_stossi): Ditto.
129         (*rep_stossi_rex64): Ditto.
130         (*rep_stosqi): Ditto.
131         (*rep_stosqi_rex64): Ditto.
132         (*cmpstrnqi_nz_1): Ditto.
133         (*cmpstrnqi_nz_rex_1): Ditto.
134         (*cmpstrnqi_1): Ditto.
135         (*cmpstrnqi_rex_1): Ditto.
136         (*strlenqi_1): Ditto.
137         (*strlenqi_rex_1): Ditto.
138         * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
139         prefix on the same line as the instruction for all asm dialects.
140         (sync_double_compare_and_swap<mode>): Ditto.
141         (*sync_double_compare_and_swapdi_pic): Ditto.
142         (*sync_compare_and_swap_cc<mode>): Ditto.
143         (sync_double_compare_and_swap_cc<mode>): Ditto.
144         (*sync_double_compare_and_swap_ccdi_pic): Ditto.
145         (sync_old_add<mode>): Ditto.
146         (sync_add<mode>): Ditto.
147         (sync_sub<mode>): Ditto.
148         (sync_ior<mode>): Ditto.
149         (sync_and<mode>): Ditto.
150         (sync_xor<mode>): Ditto.
151
152 2007-08-16  Richard Sandiford  <richard@codesourcery.com>
153
154         PR middle-end/32897
155         * reload.c (find_reloads): Check that the memory returned by
156         find_reloads_toplev was not the result of forcing a constant
157         to memory.
158         (find_reloads_toplev): Always use simplify_gen_subreg to get
159         the subreg of a constant.  If the result is also a constant,
160         but not a legitimate one, force it into the constant pool
161         and reload its address.
162
163 2007-08-15  David Edelsohn  <edelsohn@gnu.org>
164
165         * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
166         POPCOUNT.
167
168 2007-08-15  Daniel Jacobowitz  <dan@codesourcery.com>
169
170         * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
171         directive for the current vector ABI.
172
173 2007-08-15  Steve Ellcey  <sje@cup.hp.com>
174
175         PR target/32963
176         * caller-save.c (reg_save_code): Set invalide status on restore code.
177         
178 2007-08-15  Diego Novillo  <dnovillo@google.com>
179
180         * tree-ssa-alias.c (compute_memory_partitions): Use
181         alias_bitmap_obstack to allocate bitmaps.
182         (reset_alias_info): Factor out of init_alias_info.
183         Mark all name tags not associated to an SSA name for renaming.
184         (init_alias_info): Call it.
185         (create_name_tags): Tidy.  Add comments.
186         (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
187
188 2007-08-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
189
190         * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
191         scheduler dependencies.
192
193 2007-08-15  Rask Ingemann Lambertsen  <rask@sygehus.dk>
194
195         * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
196         "register_operand".
197         (*iorsi_1_zext): Likewise.
198         (*iorsi_1_zext_imm): Likewise.
199         * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
200         with "rm"/"xm" constraint.
201         (sse2_vmsqrtv2df2): Likewise.
202
203 2007-08-15  Jakub Jelinek  <jakub@redhat.com>
204
205         PR middle-end/33074
206         * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
207         REG_LIBCALL note.
208
209 2007-08-14  Daniel Berlin  <dberlin@dberlin.org>
210
211         * tree-pass.h (PROP_pta): Removed.
212         (TODO_rebuild_alias): New.
213         (pass_may_alias): Removed.
214         * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
215         aliasing if we changed something.
216         * tree-ssa-alias.c (compute_may_aliases): Make non-static.  Update
217         SSA internally.
218         (pass_may_alias): Removed.
219         (create_structure_vars): Return TODO_rebuild_alias.
220         * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
221         * tree-sra.c (tree_sra): Only rebuild aliasing if something
222         changed.
223         (tree_sra_early): We never affect aliasing right now.
224         * tree-flow.h (compute_may_aliases): New prototype.
225         * passes.c: Remove pass_may_alias from the passes.
226         (execute_function_todo): Support TODO_rebuild_alias.    
227
228 2007-08-14  Kai Tietz  <kai.tietz@onevision.com>
229
230         * i386.c: (legitimize_address): Move dllimported variable check
231         infront of legitimizing pic address of CONST symbols.
232
233 2007-08-14  Steve Ellcey  <sje@cup.hp.com>
234
235         PR tree-optimization/32941
236         * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
237         (goto_queue_cmp): Remove.
238         (find_goto_replacement): Change search method.
239         (maybe_record_in_goto_queue): Add assert.
240         (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
241         * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
242
243 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
244
245         * alias.c (component_uses_parent_alias_set): Constify.
246         * alias.h (component_uses_parent_alias_set): Likewise.
247         * cfgrtl.c (print_rtl_with_bb): Likewise.
248         * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
249         mpz_get_double_int): Likewise.
250         * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
251         mpz_get_double_int): Likewise.
252         * expr.c (is_aligning_offset, undefined_operand_subword_p,
253         mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
254         Likewise.
255         * expr.h (safe_from_p): Likewise.
256         * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
257         Likewise.
258         * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
259         zero_sized_type, goa_lhs_expr_p): Likewise.
260         * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
261         * rtl.h (print_rtl_with_bb): Likewise.
262         * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
263         * tree-cfg.c (const_first_stmt, const_last_stmt): New.
264         * tree-flow-inline.h (bb_stmt_list): Constify.
265         (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
266         cbsi_stmt): New.
267         * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
268         const_first_stmt, const_last_stmt): New.
269         (block_may_fallthru, empty_block_p): Constify.
270         * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
271         EXPR_ONLY_BODY): New.
272         (expr_first, expr_last, expr_only): Use macro for body.
273         (const_expr_first, const_expr_last, const_expr_only): New.
274         * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
275         ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
276         ctsi_prev, ctsi_stmt): New.
277         * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
278         * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
279         * tree-ssa-loop-niter.c (loop_only_exit_p,
280         derive_constant_upper_bound): Likewise.
281         * tree-ssa-phiopt.c (empty_block_p): Likewise.
282         * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
283         * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
284         * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
285         * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
286         * tree.c (get_type_static_bounds): Likewise.
287         * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
288         (get_type_static_bounds): Constify.
289
290 2007-08-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>
291
292         PR target/30315
293         * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
294         * config/i386/i386.md (plusminus)(addsub)(SWI): New.
295         (*<addsub><mode>3_cc_overflow): New.
296         (*add<mode>3_cconly_overflow): New.
297         (*sub<mode>3_cconly_overflow): New.
298         (*<addsub>si3_zext_cc_overflow): New.
299         * config/i386/predicates.md (fcmov_comparison_operator): Accept
300         CCCmode for LTU, GTU, LEU and GEU.
301         (ix86_comparison_operator): Likewise.
302         (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
303         * config/i386/i386.c (put_condition_code): Support CCCmode.
304         (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
305         or MINUS expressions.
306
307 2007-08-14  Andrew Pinski  <pinskia@gmail.com>
308
309         PR c/30428
310         * c-typeck.c (build_binary_op): Disallow vector float types with
311         BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
312
313 2007-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
314
315         * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
316         (DEP_KIND): Rename to DEP_TYPE.  Update all uses.
317         (dep_def): New typedef.
318         (init_dep_1, sd_debug_dep): Declare functions.
319         (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
320         (debug_dep_links): Remove.
321         (struct _deps_list): New field 'n_links'.
322         (DEPS_LIST_N_LINKS): New macro.
323         (FOR_EACH_DEP_LINK): Remove.
324         (create_deps_list, free_deps_list, delete_deps_list): Remove
325         declaration.
326         (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
327         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
328         (copy_deps_list_change_con, move_dep_link): Ditto.
329         (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
330         and 'spec_back_deps'.  New field 'resolved_forw_deps'.  Remove field
331         'dep_count'.
332         (INSN_BACK_DEPS): Remove.
333         (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
334         New macros.
335         (INSN_DEP_COUNT): Remove.
336         (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP.  Fix comments.
337         (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
338         Declare global variables.
339         (deps_pools_are_empty_p, sched_free_deps): Declare functions.
340         (add_forw_dep, compute_forward_dependences): Remove declarations.
341         (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
342         (add_back_forw_dep, delete_back_forw_dep): Ditto.
343         (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
344         functions.
345         (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
346         constants.
347         (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
348         (sd_list_types_def): New typedef.
349         (sd_next_list): Declare function.
350         (struct _sd_iterator): New type.
351         (sd_iterator_def): New typedef.
352         (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
353         functions.
354         (FOR_EACH_DEP): New cycle wrapper.
355         (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
356         Declare functions.
357         (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
358         (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
359         Ditto.
360
361         * sched-deps.c (init_dep_1): Make global.
362         (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
363         constants.
364         (dump_dep): New static function.
365         (dump_dep_flags): New static variable.
366         (sd_debug_dep): New function.
367         (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
368         the list.
369         (move_dep_link): Use remove_from_deps_list (), instead of
370         detach_dep_link ().
371         (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
372         (dep_link_is_detached_p): New static function.
373         (deps_obstack, dl_obstack, dn_obstack): Remove.  Use dn_pool, dl_pool
374         instead.
375         (dn_pool, dl_pool): New alloc_pools.
376         (dn_pool_diff, dl_pool_diff): New static variables.
377         (create_dep_node, delete_dep_node): New static function.
378         (create_deps_list): Make it static.  Use alloc_pool 'dl_pool'.
379         (deps_list_empty_p): Make it static.  Use 'n_links' field.
380         (deps_pools_are_empty_p): New static function.
381         (alloc_deps_list, delete_deps_list): Remove.
382         (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
383         (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
384         (copy_deps_list_change_con): Remove.  Use sd_copy_back_deps () instead.
385         (forward_dependency_cache): Remove.
386         (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
387         'back' from the names.  Change signature to use dep_t instead of
388         equivalent quad.
389         (add_back_dep): Ditto.  Make global.
390         (check_dep_status): Rename to check_dep ().
391         (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
392         New functions.
393         (sd_finish_insn): Ditto.
394         (sd_find_dep_between_no_cache): New static function.
395         (sd_find_dep_between): New function.
396         (ask_dependency_caches, set_dependency_caches): New static functions.
397         (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
398         (add_or_update_dep_1): Separate pieces of functionality into
399         ask_dependency_caches (), update_dependency_caches (),
400         change_spec_dep_to_hard (), update_dep ().
401         (get_back_and_forw_lists): New static function.
402         (sd_add_dep): Separate setting of dependency caches into
403         set_dependency_caches ().
404         (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
405         New functions.
406         (sd_delete_dep): Ditto.
407         (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
408         (dump_lists): New static function.
409         (sd_debug_lists): New debug function.
410         (delete_all_dependences, fixup_sched_groups): Update to use
411         sd_* infrastructure.
412         (sched_analyze_2): Create data-speculative dependency only if
413         data-speculation is enabled.
414         (sched_analyze_insn): If insn cannot be speculative, make all its
415         dependencies non-speculative.
416         (sched_analyze): Use sd_init_insn ().
417         (add_forw_dep, compute_forward_dependencies): Remove.
418         (delete_dep_nodes_in_back_deps): New static function.
419         (sched_free_deps): New function.
420         (init_dependency_caches): Init alloc_pools.
421         (extend_depedency_caches): Update after removing of
422         forward_dependency_cache.
423         (free_dependency_caches): Ditto.  Free alloc_pools.
424         (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
425         (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
426         Ditto.
427         (add_back_forw_dep, delete_back_forw_dep): Ditto.
428         (add_dependence): Use init_dep ().
429         (get_dep_weak_1): New static function.
430         (get_dep_weak): Move logic to get_dep_weak_1 ().
431         (dump_ds): New static function moved from haifa-sched.c:
432         debug_spec_status ().
433         (debug_ds): New debug function.
434         (check_dep_status): Rename to check_dep ().  Update to check whole
435         dependencies.
436
437         * haifa-sched.c (spec_info): Make global.
438         (added_recovery_block_p): Rename to
439         'haifa_recovery_block_was_added_during_current_schedule_block_p'.
440         (haifa_recovery_block_was_added_during_scheduling_p): New variable.
441         (dep_cost, priority, rank_for_schedule, schedule_insn): Update
442         to use new interfaces.
443         (ok_for_early_queue_removal): Ditto.
444         (schedule_block): Initialize logical uids of insns emitted by the
445         target.
446         (sched_init): Initialize new variable.
447         (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
448         interfaces.
449         (extend_global): Initialize insn data.
450         (init_h_i_d): Remove code that is now handled in sd_init_insn ().
451         (process_insn_forw_deps_be_in_spec): Change signature.  Update to use
452         new interfaces.
453         (add_to_speculative_block): Update to use new interfaces.
454         (create_recovery_block): Set new variables.
455         (create_check_block_twin, fix_recovery_deps): Update to use new
456         interfaces.
457         (sched_insn_is_legitimate_for_speculation_p): New function.
458         (speculate_insn): Move checking logic to
459         sched_insn_is_legitimate_for_speculation_p ().
460         (sched_remove_insn): Finalize sched-deps information of instruction.
461         (clear_priorities, add_jump_dependencies): Update to use new
462         interfaces.
463         (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
464         
465         * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
466         to use new interfaces.
467         (is_conditionally_protected, is_pfree, is_prisky) Ditto.
468         (new_ready): Try to use control speculation only if it is available.
469         (add_branch_dependences): Update to use new interfaces.
470         (compute_block_backward_dependences): Rename to
471         compute_block_dependences ().  Call
472         targetm.sched.dependencies_evaluation_hook ().
473         (free_block_dependencies): New static function.
474         (debug_dependencies): Update to use new interfaces.
475         (schedule_region): Remove separate computation of forward dependencies.
476         Move call of targetm.sched.dependencies_evaluation_hook () to
477         compute_block_dependences ().  Free dependencies at the end of
478         scheduling the region.
479
480         * sched-ebb.c (earliest_block_with_similiar_load): Update to use
481         new interfaces.
482         (add_deps_for_risky_insns): Ditto.
483         (schedule_ebb): Remove separate computation of forward dependencies.
484         Free dependencies at the end of scheduling the ebb.
485
486         * ddg.c (create_ddg_dependence): Update to use new interfaces.
487         (build_intra_loop_deps): Ditto.  Remove separate computation of forward
488         dependencies.  Free sched-deps dependencies.
489
490         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
491         to use new interfaces.
492         (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
493
494         * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
495         new interfaces.
496         (is_costly_group): Ditto.
497
498 2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
499
500         * alias.c (rtx_equal_for_memref_p): Constify.
501         * basic-block.h (const_edge, const_basic_block): New.
502         (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
503         single_pred_p, single_succ_edge, single_pred_edge, single_succ,
504         single_pred, maybe_hot_bb_p, probably_cold_bb_p,
505         probably_never_executed_bb_p, edge_probability_reliable_p,
506         br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
507         inside_basic_block_p, control_flow_insn_p, dominated_by_p):
508         Likewise.
509         * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
510         * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
511         Likewise.
512         * cfganal.c (flow_active_insn_p, forwarder_block_p,
513         flow_nodes_print, dfs_enumerate_from): Likewise.
514         * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
515         control_flow_insn_p, count_basic_blocks): Likewise.
516         * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
517         get_loop_body_with_size, loop_exit_edge_p): Likewise.
518         * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
519         average_num_loop_insns, loop_exit_edge_p,
520         just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
521         * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
522         average_num_loop_insns, seq_cost): Likewise.
523         * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
524         * dominance.c (dominated_by_p): Likewise.
525         * emit-rtl.c (validate_subreg): Likewise.
526         * except.c (can_throw_internal, can_throw_external): Likewise.
527         * except.h (can_throw_internal, can_throw_external): Likewise.
528         * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
529         oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
530         compute_transp, load_killed_in_block_p, reg_killed_on_edge,
531         simple_mem, store_ops_ok, load_kills_store, find_loads,
532         store_killed_in_insn, store_killed_after, store_killed_before,
533         gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
534         Likewise.
535         * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
536         noce_mem_write_may_trap_or_fault_p): Likewise.
537         * pointer-set.c (pointer_set_contains, pointer_map_contains):
538         Likewise.
539         * pointer-set.h (pointer_set_contains, pointer_map_contains):
540         Likewise.
541         * predict.c (can_predict_insn_p, maybe_hot_bb_p,
542         probably_cold_bb_p, probably_never_executed_bb_p,
543         edge_probability_reliable_p, br_prob_note_reliable_p,
544         can_predict_insn_p): Likewise.
545         * regclass.c (reg_set_to_hard_reg_set): Likewise.
546         * resource.c (return_insn_p): Likewise.
547         * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
548         Likewise.
549         * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
550         * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
551         * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
552         verify_gimple_modify_stmt): Likewise.
553         * tree-chrec.c (is_not_constant_evolution,
554         is_multivariate_chrec_rec, is_multivariate_chrec,
555         chrec_contains_symbols, chrec_contains_undetermined,
556         tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
557         evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
558         eq_evolutions_p, scev_direction): Likewise.
559         * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
560         eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
561         chrec_contains_symbols_defined_in_loop,
562         chrec_contains_undetermined, tree_contains_chrecs,
563         evolution_function_is_affine_multivariate_p,
564         evolution_function_is_univariate_p, chrec_zerop,
565         evolution_function_is_constant_p, evolution_function_is_affine_p,
566         evolution_function_is_affine_or_constant_p,
567         tree_does_not_contain_chrecs, chrec_type): Likewise.
568         * tree-data-ref.c (tree_fold_divides_p,
569         object_address_invariant_in_loop_p, dr_may_alias_p,
570         ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
571         same_access_functions, constant_access_functions,
572         access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
573         Likewise.
574         * tree-flow.h (scev_direction): Likewise.
575         * tree-gimple.c (is_gimple_stmt): Likewise.
576         * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
577         Likewise.
578         * tree-pretty-print.c (op_prio): Likewise.
579         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
580         analyzable_condition, backedge_phi_arg_p): Likewise.
581         * tree-scalar-evolution.h (get_chrec_loop): Likewise.
582         * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
583         * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
584         Likewise.
585
586 2007-08-13  Dan Hipschman  <dsh@google.com>
587
588         PR c/32953
589         * c-format.c (check_format_arg): Move check for zero-length
590         format strings below the check for unterminated strings.
591
592 2007-08-13  Andrew Pinski  <pinskia@gmail.com>
593
594         PR C/30427
595         * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
596         types.
597
598 2007-08-13  Nick Clifton  <nickc@redhat.com>
599
600         * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
601
602 2007-08-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
603
604         PR fortran/32860
605         * c-format.c (gcc_gfc_length_specs): New array.
606         (gcc_gfc_char_table): Add unsigned specifier, and references to
607         the l length modifier.
608         (format_types_orig): Use the new gcc_gfc_length_specs.
609
610 2007-08-12  Sa Liu  <saliu@de.ibm.com>
611
612         * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
613         and with REG_RETVAL note after split.
614
615 2007-08-11  David Daney  <ddaney@avtrex.com>
616
617         * config/mips/mips.c (mips_sched_reorder):  Mark cycle parameter
618         as ATTRIBUTE_UNUSED.
619
620 2007-08-11  David Edelsohn  <edelsohn@gnu.org>
621             Segher Boessenkool  <segher@kernel.crashing.org>
622
623         * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
624         HAVE_LOCAL_CPU_DETECT not defined.
625
626 2007-08-11  Jan Hubicka  <jh@suse.cz>
627
628         * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
629         (cgraph_process_new_functions): Honor previous value of
630         disregard_inline_limits.
631         * ipa-inline.c (compute_inline_parameters): Likewise.
632
633 2007-08-11  Ian Lance Taylor  <iant@google.com>
634
635         * alias.h (alias_set_type): Define new type.
636         (ALIAS_SET_MEMORY_BARRIER): Use it.
637         * rtl.h: Include alias.h.
638         (struct mem_attrs): Use alias_set_type.
639         * tree.h: Include alias.h
640         (struct tree_type): Use alias_set_type.
641         (struct tree_struct_field_tag): Likewise.
642         (struct tree_decl_common): Likewise.
643         * alias.c (struct alias_set_entry): Use alias_set_type.
644         (get_alias_set_entry, alias_set_subset_of): Likewise.
645         (alias_sets_conflict_p): Likewise.
646         (alias_sets_must_conflict_p): Likewise.
647         (objects_must_conflict_p): Likewise.
648         (get_alias_set, new_alias_set): Likewise.
649         (record_alias_subset, record_component_aliases): Likewise.
650         (varargs_set, frame_set): Change to alias_set_type.
651         (get_varargs_alias_set): Use alias_set_type.
652         (get_frame_alias_set): Likewise.
653         * builtins.c (setjmp_alias_set): Change to alias_set_type.
654         * dse.c (struct store_info): Use alias_set_type.
655         (struct read_info, struct clear_alias_mode_holder): Likewise.
656         (clear_alias_set_lookup, canon_address): Likewise.
657         (record_store, check_mem_read_rtx): Likewise.
658         (dse_record_singleton_alias_set): Likewise.
659         (dse_invalidate_singleton_alias_set): Likewise.
660         * emit-rtl.c (get_mem_attrs): Likewise.
661         (set_mem_attributes_minus_bitpos): Likewise.
662         (set_mem_alias_set): Likewise.
663         * expr.c (store_constructor_field, store_field): Likewise.
664         * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
665         * langhooks.c (lhd_get_alias_set): Likewise.
666         * langhooks-def.h (lhd_get_alias_set): Likewise.
667         * reload1.c (alter_reg): Likewise.
668         * tree-flow.h (struct fieldoff): Likewise.
669         * tree-ssa-alias.c (struct alias_map_d): Likewise.
670         (may_alias_p, get_smt_for, create_sft): Likewise.
671         * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
672         * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
673         (merge_smts_into): Likewise.
674         * varasm.c (const_alias_set): Likewise.
675         * c-common.c (strict_aliasing_warning): Likewise.
676         (c_common_get_alias_set): Likewise.
677         * dse.h (dse_record_singleton_alias_set): Update declaration.
678         (dse_invalidate_singleton_alias_set): Likewise.
679         * emit-rtl.h (set_mem_alias_set): Likewise.
680         * c-common.h (c_common_get_alias_set): Likewise.
681         * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
682         * print-tree.c (print_node): Likewise.
683         * config/alpha/alpha.c (alpha_sr_alias_set): Change to
684         alias_set_type.
685         (alpha_setup_incoming_varargs): Use alias_set_type.
686         * config/i386/i386.c (setup_incoming_varargs_64): Use
687         alias_set_type.
688         (setup_incoming_varargs_ms_64): Likewise.
689         (ix86_GOT_alias_set): Likewise.
690         * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
691         * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
692         (set): Change to alias_set_type.
693         (get_TOC_alias_set): Use alias_set_type.
694         * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
695         declaration.
696         * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
697         * config/sparc/sparc.c (sparc_sr_alias_set): Change to
698         alias_set_type.
699         (struct_value_alias_set): Likewise.
700         * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
701
702 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
703
704         * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
705         * config/vxworks.h (TARGET_VXWORKS): Override.
706         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
707         "mips" if TARGET_VXWORKS.
708
709 2007-08-11  Richard Sandiford  <richard@codesourcery.com>
710
711         * calls.c (avoid_likely_spilled_reg): New function.
712         (expand_call): Use it.
713
714 2007-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
715
716         * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
717
718 2007-08-10  Adam Nemet  <anemet@caviumnetworks.com>
719
720         * config/mips/predicates.md (const_call_insn_operand): Invoke
721         SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
722
723 2007-08-10  David Edelsohn  <edelsohn@gnu.org>
724
725         PR target/33042
726         * config/rs6000/driver-rs6000.c: Include link.h.
727         Use ElfW instead of wordsize-specif typedef.
728
729 2007-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
730
731         * system.h (CONST_CAST): New.
732         * c-decl.c (c_make_fname_decl): Use it.
733         * c-lex.c (cb_ident, lex_string): Likewise.
734         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
735         * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
736         give_switch, set_multilib_dir): Likewise.
737         * gengtype-parse.c (string_seq, typedef_name): Likewise.
738         * passes.c (execute_one_pass): Likewise.
739         * prefix.c (update_path): Likewise.
740         * pretty-print.c (pp_base_destroy_prefix): Likewise.
741         * tree.c (build_string): Likewise.
742
743 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
744
745         * tree-flow-inline.h (is_exec_stmt): Remove.
746         (is_label_stmt): Remove.
747         * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
748         is_label_stmt.
749
750 2007-08-10  Andreas Krebbel  <krebbel1@de.ibm.com>
751
752         * lower-subreg.c (resolve_shift_zext): Don't adjust
753         src_reg_num for wordmode operands.
754
755 2007-08-10  Sandra Loosemore  <sandra@codesourcery.com>
756             David Ung  <davidu@mips.com>
757
758         * config/mips/mips.c (TARGET_SCHED_INIT): Define.
759         (TARGET_SCHED_REORDER2): Define.
760         (mips_maybe_swap_ready): New.
761         (mips_last_74k_agen_insn): New.
762         (mips_74k_agen_init): New.
763         (mips_74k_agen_reorder): New function to group loads and stores
764         in the ready queue.
765         (mips_sched_init): New.  
766         (mips_sched_reorder): Don't do initialization here.  Call
767         mips_74k_agen_reorder.
768         (mips_variable_issue): Call mips_74k_agen_init.
769
770 2007-08-10  Aldy Hernandez  <aldyh@redhat.com>
771
772         * tree-flow-inline.h (get_filename): Remove.
773
774 2007-08-10  Richard Sandiford  <richard@codesourcery.com>
775
776         * config/mips/mips-protos.h (mips_address_insns): Add a boolean
777         argument.
778         (mips_fetch_insns): Delete in favor of...
779         (mips_load_store_insns): ...this new function.
780         * config/mips/mips.c (mips_address_insns): Add a boolean argument
781         to say whether multiword moves _might_ be split.
782         (mips_fetch_insns): Delete in favor of...
783         (mips_load_store_insns): ...this new function.
784         (mips_rtx_costs): Update the call to mips_address_insns.
785         (mips_address_cost): Likewise.
786         * config/mips/mips.md (length): Use mips_load_store_insns instead
787         of mips_fetch_insns.
788         * config/mips/constraints.md (R): Use mips_address_insns rather
789         than mips_fetch_insns.  Assume that the move never needs to be split.
790
791 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
792
793         * config/mips/mips.opt (mhard-float, msoft-float):  Make these
794         control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
795         than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.  
796         * config/mips/mips.h (mips16_hard_float): Delete.
797         (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI):  Delete these
798         definitions, and replace with....
799         (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
800         * config/mips/mips.c (mips16_hard_float): Delete.  Replace
801         all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
802         (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
803         (override_options):  Replace MASK_SOFT_FLOAT references with
804         MASK_SOFT_FLOAT_ABI.  Delete twiddling with MASK_SOFT_FLOAT
805         and mips16_hard_float when TARGET_MIPS16.
806         
807 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
808
809         PR c/32796
810         * c-typeck.c (build_binary_op): Check for non pointer types before
811         calling int_fits_type_p.
812
813 2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>
814
815         PR middle-end/32813
816         * fold-const.c (omit_one_operand): Return only the ommitted expression
817         if the result is an empty statement.
818         (pedantic_omit_one_operand): Likewise.
819
820 2007-08-09  Daniel Berlin  <dberlin@dberlin.org>
821
822         * c-typeck.c (readonly_error): Improve error for assignment.
823         
824         * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
825         expression. 
826         (pp_c_expression): Ditto.
827
828 2007-08-09  Simon Baldwin  <simonb@google.com>
829
830         * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
831         break that was preventing simplify_associative_operation() for xor.
832
833 2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
834             Nigel Stephens  <nigel@mips.com>
835
836         * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
837         Document change in interpretation of value from boolean to
838         tri-state integer.
839         * optabs.c (expand_ffs, expand_ctz): New functions to compute
840         ffs and ctz using clz.
841         (expand_unop):  Call them.
842         * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
843         result value.
844         (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
845         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
846         enable the new ffs expansion on this target.
847
848 2007-08-09  Jan Hubicka  <jh@suse.cz>
849
850         * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
851         (expand_ternary_op): Likewise.
852         (expand_vec_shift_expr): Likewise.
853         (expand_binop_directly): Likewise.
854         (expand_binop): Likewise.
855         (sign_expand_binop): Likewise.
856         (expand_twoval_unop): Likewise.
857         (expand_twoval_binop): Likewise.
858         (expand_twoval_binop_libfunc): Likewise.
859         (widen_clz): Likewise.
860         (widen_bswap): Likewise.
861         (expand_parity): Likewise.
862         (expand_unop): Likewise.
863         (expand_abs_nojump): Likewise.
864         (expand_copysign): Likewise.
865         (emit_no_conflict_block): Likewise.
866         (emit_libcall_block): Likewise.
867         (can_compare_p): Likewise.
868         (prepare_cmp_insn): Likewise.
869         (emit_cmp_and_jump_insn_1): Likewise.
870         (prepare_float_lib_cmp): Likewise.
871         (emit_conditional_add): Likewise.
872         (gen_add2_insn): Likewise.
873         (have_add2_insn): Likewise.
874         (gen_sub2_insn): Likewise.
875         (have_sub2_insn): Likewise.
876         (can_extend_p): Likewise.
877         (can_fix_p): Likewise.
878         (can_float_p): Likewise.
879         (expand_float): Likewise.
880         (expand_fix): Likewise.
881         (expand_sfix_optab): Likewise.
882         (new_optab): Likewise.
883         (new_convert_optab): Likewise.
884         (init_libfuncs): Likewise.
885         (init_interclass_conv_libfuncs): Likewise.
886         (init_intraclass_conv_libfuncs): Likewise.
887         (set_conv_libfunc): Likewise.
888         (init_optabs): Likewise.
889         (debug_optab_libfuncs): Likewise.
890         (gen_cond_trap): Likewise.
891         * optabs.h (optab_handler, convert_optab_hanlder): New.
892         * genopinit.c: Update optabs generation table.
893         * reload.c (find_reloads_address_1): Use optabs accestors.
894         * builtins.c (expand_builtin_mathfn): Likewise.
895         (expand_builtin_mathfn_2): Likewise.
896         (expand_builtin_mathfn_3): Likewise.
897         (expand_builtin_interclass_mathfn): Likewise.
898         (expand_builtin_sincos): Likewise.
899         (expand_builtin_cexpi): Likewise.
900         (expand_builtin_powi): Likewise.
901         (expand_builtin_strlen): Likewise.
902         * dojump.c (do_jump): Likewise.
903         * expr.c (convert_move): Likewise.
904         (move_by_pieces): Likewise.
905         (move_by_pieces_ninsns): Likewise.
906         (can_store_by_pieces): Likewise.
907         (store_by_pieces_1): Likewise.
908         (emit_move_via_integer): Likewise.
909         (emit_move_complex): Likewise.
910         (emit_move_ccmode): Likewise.
911         (emit_move_insn_1): Likewise.
912         (emit_single_push_insn): Likewise.
913         (store_constructor): Likewise.
914         (expand_expr_real_1): Likewise.
915         (do_store_flag): Likewise.
916         * ada/misc.c (gnat_compute_largest_alignment): Likewise.
917         (enumerate_modes): Likewise.
918         * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
919         (supportable_widening_operation): Likewise.
920         (supportable_narrowing_operation): Likewise.
921         * expmed.c (store_bit_field_1): Likewise.
922         (extract_bit_field_1): Likewise.
923         (expand_mult_highpart_optab): Likewise.
924         (expand_smod_pow2): Likewise.
925         (expand_divmod): Likewise.
926         (emit_store_flag): Likewise.
927         * tree-vect-patterns.c
928         (vect_pattern_recog_1): Likewise.
929         * tree-ssa-loop-prefetch.c
930         (nontemporal_store_p): Likewise.
931         * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
932         (vect_create_epilog_for_reduction): Likewise.
933         (vectorizable_reduction): Likewise.
934         (vectorizable_operation): Likewise.
935         (vect_strided_store_supported): Likewise.
936         (vectorizable_store): Likewise.
937         (vect_strided_load_supported): Likewise.
938         (vectorizable_load): Likewise.
939         * combine.c (simplify_comparison): Likewise.
940         * tree-vect-generic.c
941         (type_for_widest_vector_mode): Likewise.
942         (expand_vector_operations_1): Likewise.
943         * config/spu/spu.c (spu_expand_mov): Likewise.
944         (spu_emit_vector_compare): Likewise.
945         * config/rs6000/rs6000.c
946         (rs6000_emit_vector_compare): Likewise.
947         * stmt.c (add_case_node): Likewise.
948         * reload1.c (gen_reload):
949
950 2007-08-09  Michael Matz  <matz@suse.de>
951
952         * tree.h (fixed_zerop): Declare as taking a const_tree.
953         * tree.c (fixed_zerop): Take a const_tree.
954
955 2007-08-09  Ira Rosen  <irar@il.ibm.com>
956
957         * tree-vect-transform.c (vectorizable_store): Remove call to
958         copy_virtual_operands() and call mark_symbols_for_renaming() for
959         the created vector store.
960         (vect_setup_realignment): Don't call copy_virtual_operands() and
961         update_vuses_to_preheader(). 
962         (vectorizable_load): Don't call copy_virtual_operands(). 
963         (update_vuses_to_preheader): Remove.
964
965 2007-08-08  Chao-ying Fu  <fu@mips.com>
966
967         * tree.def (FIXED_POINT_TYPE): New type.
968         (FIXED_CST): New constant.
969         (FIXED_CONVERT_EXPR): New expr.
970         * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
971         (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
972         * tree.h (struct tree_base): Add saturating_flag.
973         Remove one bit of spare for saturating_flag.
974         (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
975         (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
976         FIXED_POINT_TYPE_P): Define.
977         (TYPE_SATURATING): Define.
978         (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
979         (struct tree_fixed_cst): New.
980         (TYPE_IBIT, TYPE_FBIT): Define.
981         (tree_node): Add fixed_cst.
982         (enum tree_index): Add new enumeration values of
983         TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
984         TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
985         TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
986         TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
987         TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
988         TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
989         TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
990         TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
991         TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
992         TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
993         TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
994         TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
995         TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
996         TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
997         TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
998         TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
999         TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1000         TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1001         (sat_short_fract_type_node, sat_fract_type_node,
1002         sat_long_fract_type_node, sat_long_long_fract_type_node,
1003         sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1004         sat_unsigned_long_fract_type_node,
1005         sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1006         fract_type_node, long_fract_type_node, long_long_fract_type_node,
1007         unsigned_short_fract_type_node, unsigned_fract_type_node,
1008         unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1009         sat_short_accum_type_node, sat_accum_type_node,
1010         sat_long_accum_type_node, sat_long_long_accum_type_node,
1011         sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1012         sat_unsigned_long_accum_type_node,
1013         sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1014         accum_type_node, long_accum_type_node, long_long_accum_type_node,
1015         unsigned_short_accum_type_node, unsigned_accum_type_node,
1016         unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1017         qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1018         uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1019         utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1020         sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1021         sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1022         sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1023         ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1024         uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1025         sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1026         sat_uda_type_node, sat_uta_type_node): New macro.
1027         (make_fract_type, make_accum_type): Declare.
1028         (make_signed_fract_type, make_unsigned_fract_type,
1029         make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1030         make_signed_accum_type, make_unsigned_accum_type,
1031         make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1032         make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1033         make_or_reuse_sat_signed_fract_type,
1034         make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1035         make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1036         make_or_reuse_sat_unsigned_accum_type): New macro.
1037         (fixed_zerop): Declare.
1038         * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1039         LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1040         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1041         LONG_LONG_ACCUM_TYPE_SIZE): Define.
1042         * treestruct.def: Add TS_FIXED_CST.
1043         * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1044         (tree.o): Likewise.
1045         (tree-dump.o): Likewise.
1046         (print-tree.o): Likewise.
1047         (tree-pretty-print.o): Likewise.
1048         (fold-const.o): Likewise.
1049         * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1050         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1051         (is_gimple_min_invariant): Handle FIXED_CST.
1052         * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1053         MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1054         MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1055         (layout_type): Handle FIXED_POINT_TYPE.
1056         (make_fract_type, make_accum_type): New functions.
1057         * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1058         * tree-dump.c (fixed-value.h): New include.
1059         (dump_fixed): New function.
1060         (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1061         * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1062         (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1063         * tree-pretty-print.c (fixed-value.h): New include.
1064         (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1065         FIXED_CONVERT_EXPR.
1066         * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1067         * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1068         * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1069         * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1070         for non-saturating fixed-point types.
1071         (reassociate_bb): Likewise.
1072         * emit-rtl.c (fixed-value.h): New include.
1073         (fconst0, fconst1): New array.
1074         (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1075         * tree-vect-generic.c expand_vector_operation): Support
1076         MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1077         MODE_VECTOR_UACCUM.
1078         (type_for_widest_vector_mode): Add one parameter for the 
1079         saturating flag.
1080         Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1081         vector mode.
1082         Pass the satp parameter to type_for_mode for fixed-point types.
1083         (expand_vector_operations_1): Pass the saturating flag to
1084         type_for_widest_vector_mode.
1085         Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1086         and MODE_VECTOR_UACCUM.
1087         * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1088         (vectorizable_condition): Likewise.
1089         * tree.c (fixed-value.h): New include.
1090         (tree_code_size): Support FIXED_CST.
1091         (build_fixed): New function.
1092         (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1093         (fixed_zerop): New function.
1094         (tree_node_structure): Support FIXED_CST.
1095         (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1096         (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1097         (type_hash_eq): Handle FIXED_POINT_TYPE.
1098         (simple_cst_equal): Support FIXED_CST.
1099         (iterative_hash_expr): Handle FIXED_CST.
1100         (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1101         (get_narrower): Likewise.
1102         (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1103         (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1104         (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1105         MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1106         nodes.
1107         (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1108         MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1109         (initializer_zerop): Support FIXED_CST.
1110         (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1111         * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1112         DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1113         (is_base_type): Handle FIXED_POINT_TYPE.
1114         (add_type_attribute): Handle FIXED_POINT_TYPE.
1115         (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1116         * print-tree.c (fixed-value.h): New include.
1117         (print_node_brief): Support FIXED_CST.
1118         (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1119         * c-pretty-print.c (fixed-value.h): New include.
1120         (pp_c_type_specifier): Handle FIXED_POINT_TYPE.  Need to pass
1121         TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1122         (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1123         Support fixed-point types for inner items in VECTOR_TYPE.
1124         (pp_c_direct_declarator): Likewise.
1125         (pp_c_declarator): Likewise.
1126         (pp_c_fixed_constant): New function.
1127         (pp_c_constant): Handle FIXED_CST.
1128         (pp_c_primary_expression): Likewise.
1129         (pp_c_expression): Likewise.
1130         * fold-const.c (fixed-value.h): New include.
1131         (negate_expr_p): Return true for FIXED_CST.
1132         (fold_negate_expr): Support FIXED_CST.
1133         (split_tree): Support FIXED_CST.
1134         (const_binop): Support FIXED_CST.
1135         (fold_convert_const_int_from_fixed): New function to convert from
1136         fixed to int.
1137         (fold_convert_const_real_from_fixed): New function to convert from
1138         fixed to real.
1139         (fold_convert_const_fixed_from_fixed): New function to convert from
1140         fixed to another fixed.
1141         (fold_convert_const_fixed_from_int): New function to convert from
1142         int to fixed.
1143         (fold_convert_const_fixed_from_real): New function to convert from
1144         real to fixed.
1145         (fold_convert_const): Support conversions from fixed to int, from
1146         fixed to real, from fixed to fixed, from int to fixed, and from real
1147         to fixed.
1148         (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1149         (operand_equal_p): Support FIXED_CST.
1150         (make_range): For fixed-point modes, we need to pass the
1151         saturating flag as the 2nd parameter.
1152         (tree_swap_operands_p): Handle FIXED_CST.
1153         (fold_plusminus_mult_expr): For fract modes, we cannot generate
1154         constant 1.
1155         (fold_unary): Support FIXED_CONVERT_EXPR.
1156         (fold_binary): Handle FIXED_CST.
1157         Make sure the type is not saturating, before associating operations.
1158         Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1159         (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1160         (fold_negate_const): Support FIXED_CST.
1161         (fold_relational_const): Support FIXED_CST.
1162         * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1163         (gimplify_expr): Handle FIXED_CST.
1164         (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1165         * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1166         * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1167         * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1168         FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1169         SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1170         LONG_LONG_ACCUM_TYPE_SIZE.
1171         * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1172         * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1173         * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1174         * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1175         MODE_ACCUM, and MODE_UACCUM.
1176         * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1177         fixed-point types to disable reduction.
1178         * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1179
1180 2007-08-08  David Edelsohn  <edelsohn@gnu.org>
1181
1182         * config/rs6000/x-rs6000: New file.
1183         * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1184         * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1185         (EXTRA_SPEC_FUNCTIONS): Define.
1186         (HAVE_LOCAL_CPU_DETECT): Define.
1187         (CC1_CPU_SPEC): Define.
1188         * config/rs6000/driver-rs6000.c: New file.
1189         * config/rs6000/aix.h (CC1_SPEC): Define.
1190         * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1191         * config.host: Add x-rs6000 to host_xmake_file if host and target
1192         are rs6000 or powerpc.
1193
1194 2007-08-08  Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1195
1196         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1197
1198 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1199             Sandra Loosemore  <sandra@codesourcery.com>
1200             Chao-ying Fu  <fu@mips.com>
1201             Nigel Stephens  <nigel@mips.com>
1202             David Ung  <davidu@mips.com>
1203
1204         * doc/invoke.texi (-mcode-readable): Document.
1205         * config/mips/mips.opt (mcode-readable): New option.
1206         * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1207         * config/mips/mips.h (mips_code_readable_setting): New enum.
1208         (mips_code_readable): Declare.
1209         (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1210         (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1211         (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1212         (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise.  Remove
1213         boiler-plate comments.
1214         (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1215         * config/mips/mips.c (mips_code_readable): New variable.
1216         (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1217         MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES.  Use both the
1218         context and -mcode-readable setting to restrict the use of
1219         SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1220         Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1221         (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1222         (mips_blocks_for_constant_p): Only return false for
1223         TARGET_MIPS16_PCREL_LOADS.
1224         (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1225         for MIPS16.  Handle SYMBOL_32_HIGH.
1226         (mips_const_insns): Allow HIGHs for MIPS16 too.
1227         (mips_unspec_address_offset): New function, split out from...
1228         (mips_unspec_address): ...here.
1229         (mips_output_move): Handle MIPS16 HIGH moves.  Use "li" to load
1230         16-bit symbolic constants.  Assert approropiate conditions for
1231         using the "la" and "dla" macros.
1232         (mips_handle_option): Handle -mcode-readable=.
1233         (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1234         Set up mips_lo_relocs[SYMBOL_32_HIGH].
1235         (mips_strip_unspec_address): New function, split out from...
1236         (print_operand_reloc): ...here.
1237         (print_operand): Pass constants through mips_strip_unspec_address.
1238         (print_operand_address): Likewise.
1239         (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1240         (mips_select_rtx_section): Remove MIPS16 handling.
1241         (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1242         (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1243         (mips16_lay_out_constants): Do nothing unless
1244         TARGET_MIPS16_PCREL_LOADS.
1245         (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1246         * config/mips/mips.md: Split HIGHs for MIPS16.
1247         (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1248
1249 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1250
1251         * config/mips/mips-protos.h (mips_emit_move): Declare.
1252         * config/mips/mips.c (mips_emit_move): New function.
1253         (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1254         (mips_legitimize_const_move): Likewise.
1255         (mips_legitimize_move): Likewise.
1256         (mips_split_64bit_move): Likewise.
1257         (mips_restore_gp): Likewise.
1258         (mips_load_call_address): Likewise.
1259         (mips_emit_fcc_reload): Likewise.
1260         (mips_set_return_address): Likewise.
1261         (mips_block_move_straight): Likewise.
1262         (mips_block_move_loop): Likewise.
1263         (mips_setup_incoming_varargs): Likewise.
1264         (mips_save_reg): Likewise.
1265         (mips_expand_prologue): Likewise.
1266         (mips_restore_reg): Likewise.
1267         (mips_expand_epilogue): Likewise.
1268         (mips_output_mi_thunk): Likewise.
1269         (build_mips16_call_stub): Likewise.
1270         (mips_builtin_branch_and_move): Likewise.
1271         * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1272         * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1273         (fixuns_truncdfdi2): Likewise.
1274         (fixuns_truncsfsi2): Likewise.
1275         (fixuns_truncsfdi2): Likewise.
1276         (loadgp_absolute): Likewise.
1277         (builtin_setjmp_setup): Likewise.
1278         (builtin_longjmp): Likewise.
1279         (untyped_call): Likewise.
1280
1281 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1282
1283         * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1284         an "rtx *" argument.  Return a bool.
1285         * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1286         values and return true if they can be split.  Take the same kind of
1287         mode argument as mips_symbol_insns.  Add a "lo_sum_out" parameter
1288         and store the lo_sum there if nonnull.  Use the symbol type to
1289         determine whether a $gp or HIGH is needed.
1290         (mips_legitimize_address): Update call to mips_split_symbol and
1291         simplify accordingly.
1292         (mips_legitimize_const_move): Likewise.
1293         * config/mips/mips.md: In the combine define_split,
1294         check mips_split_symbol instead of splittable_symbolic_operand.
1295         Update use of mips_split_symbol in the generator code.
1296         * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1297
1298 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1299
1300         * config/mips/mips.c (mips_symbolic_address_p): Delete.
1301         (mips_symbol_insns_1): New function, split out from...
1302         (mips_symbol_insns): ...here.  Take a mode argument.  Treat loads
1303         and stores separately from load addresses.
1304         (mips_classify_address): Replace uses of mips_symbolic_address_p
1305         with uses of mips_symbol_insns.
1306         (mips_address_insns): Update calls to mips_symbol_insns.
1307         (mips_const_insns): Likewise.
1308         (mips_legitimize_address): Likewise.
1309
1310 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1311
1312         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1313         * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1314         block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1315         Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1316         non-call contexts if TARGET_MIPS16.
1317         (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1318         (mips_symbolic_address_p): Likewise.  Remove special TARGET_MIPS16
1319         code for SYMBOL_ABSOLUTE.
1320         (mips_symbol_insns): Likewise.
1321
1322 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1323
1324         * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1325         * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1326         (mips_symbolic_constant_p): Likewise.  Update the call to
1327         mips_classify_symbol.
1328         (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1329         (mips_const_insns): Likewise.  Update the call to mips_classify_symbol.
1330         (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1331         (print_operand_reloc): Add a context argument.  Update the call to
1332         mips_symbolic_constant_p.
1333         (print_operand): Update the calls to print_operand_reloc.
1334         (print_operand_address): Use print_operand_reloc rather than
1335         print_operand.
1336         (mips_rewrite_small_data_p): Add a context argument.  Update the call
1337         to mips_symbolic_constant_p.
1338         (mips_small_data_pattern_1): Make DATA the containing mem.
1339         Update the call to mips_rewrite_small_data_p.
1340         (mips_rewrite_small_data_1): Likewise.
1341         (mips_use_anchors_for_symbol_p): Update the call to
1342         mips_symbolic_constant_p.
1343         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1344         (splittable_symbolic_operand): Likewise.
1345         (move_operand): Likewise.
1346         (absolute_symbolic_operand): Likewise.
1347         (got_disp_operand): Likewise.
1348         (got_page_ofst_operand): Likewise.
1349
1350 2007-08-08  Richard Sandiford  <richard@codesourcery.com>
1351
1352         * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1353         (SYMBOL_ABSOLUTE): ...this.
1354         (SYMBOL_SMALL_DATA): Rename to...
1355         (SYMBOL_GP_RELATIVE): ...this.
1356         (SYMBOL_CONSTANT_POOL): Rename to...
1357         (SYMBOL_PC_RELATIVE): ...this.
1358         * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1359         (mips_symbolic_address_p, mips_symbol_insns, override_options)
1360         (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1361         after above changes.
1362         * config/mips/predicates.md (const_call_insn_operand): Likewise.
1363         (general_symbolic_operand): Rename to...
1364         (absolute_symbolic_operand): ...this.
1365         * config/mips/mips.md: Update after above changes.
1366
1367 2007-08-08  Vladimir Yanovsky  <yanov@il.ibm.com>
1368             Revital Eres  <eres@il.ibm.com>
1369
1370         * ddg.c (print_ddg): Add dump information.
1371         * modulo-sched.c (print_node_sched_params): Add parameter and
1372         verbosity.
1373         (calculate_maxii): Remove function.
1374         (undo_generate_reg_moves): Likewise.
1375         (undo_permute_partial_schedule): Likewise.
1376         (kernel_number_of_cycles): Likewise.
1377         (MAXII_FACTOR): New definition to calculate the upper bound of II.
1378         (sms_schedule): Use it.  Remove profitability checks.
1379         (sms_schedule_by_order): Fix order of nodes within the cycle.
1380
1381 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1382
1383         * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1384         -profile option, add pie support.
1385         (ENDFILE_SPEC): New spec.
1386         * config/gnu.h (LIB_SPEC): Add -profile option.
1387
1388 2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>
1389
1390         * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1391         * config/gnu.h (LIB_SPEC): Likewise.
1392
1393 2007-08-07  Yaz Saito  <saito@google.com>
1394             Ian Lance Taylor  <iant@google.com>
1395
1396         * common.opt (finstrument-functions-exclude-function-list): New
1397         option.
1398         (finstrument-functions-exclude-file-list): New option.
1399         * opts.c (char_p): Define and DEF_VEC.
1400         (flag_instrument_functions_exclude_functions): New static
1401         variable.
1402         (flag_instrument_functions_exclude_files): New static variable.
1403         (add_instrument_functions_exclude_list): New static function.
1404         (flag_instrument_functions_exclude_p): New function.
1405         (common_handle_option): Handle new options.
1406         * flags.h (flag_instrument_functions_exclude_p): Declare.
1407         * gimplify.c (gimplify_function_tree): Call
1408         flag_instrument_functions_exclude_p.
1409         * doc/invoke.texi (Option Summary): Mention new options.
1410         (Code Gen Options): Document new options.
1411
1412 2007-08-07  Ian Lance Taylor  <iant@google.com>
1413
1414         PR rtl-optimization/32776
1415         * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1416         (resolve_use): Likewise.
1417         (decompose_multiword_subregs): Remove "changed" local variable.
1418
1419 2007-08-07  Carlos O'Donell  <carlos@codesourcery.com>
1420
1421         * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1422         * configure: Regenerate.
1423         * config.in: Regenerate.
1424         * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1425         spec string.
1426
1427 2007-08-07  Ian Lance Taylor  <iant@google.com>
1428
1429         * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1430         note, just delete the insn.
1431
1432 2007-08-07  Andreas Schwab  <schwab@suse.de>
1433
1434         PR bootstrap/32973
1435         * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1436         struct definition.
1437
1438 2007-08-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1439
1440         * lower-subreg.c (resolve_subreg_use): Remove assertion.
1441         (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1442         (decompose_multiword_subregs): Use the functions above to decompose
1443         multiword shifts and zero-extends.
1444
1445 2007-08-07  Rask Ingemann Lambertsen  <rask@sygehus.dk>
1446
1447         * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1448         "assemble" descriptions which were swapped.
1449
1450 2007-08-06  Chao-ying Fu  <fu@mips.com>
1451
1452         * fixed-value.h: New file.
1453         * fixed-value.c: New file.
1454         * Makefile.in (OBJS-common): Add fixed-value.o.
1455         (fixed-value.o): New rule.
1456         (GTFILES): Add fixed-value.h.
1457         * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1458         to compare a.low and b.low.
1459         * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1460
1461 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1462             Daniel Jacobowitz  <dan@codesourcery.com>
1463
1464         PR target/31868
1465         * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1466         tmake_file.
1467         (x86_64-*-netbsd*): Likewise.
1468         (x86_64-*-linux*): Likewise.
1469         (x86_64-*-kfreebsd*-gnu): Likewise.
1470         (x86_64-*-knetbsd*-gnu): Likewise.
1471         (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1472
1473         * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1474
1475         * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1476         Add -fno-asynchronous-unwind-tables.
1477
1478         * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1479         * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1480         * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1481         * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1482         * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1483
1484 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1485
1486         * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1487         (TARGET_C_MODE_FOR_SUFFIX): New.
1488
1489 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1490
1491         * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1492
1493 2007-08-06  Steve Ellcey  <sje@cup.hp.com>
1494
1495         * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1496
1497 2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
1498
1499         * config/i386/i386.md: Check TARGET_ macros and optimize_size
1500         before checking function returns in conditional expressions.
1501
1502 2007-08-06  Alfred Minarik  <a.minarik@aon.at>
1503
1504         PR pch/13676
1505         * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1506
1507 2008-08-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1508
1509         PR middle-end/32988
1510         * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1511         for INTEGRAL_TYPE_P.
1512
1513 2008-08-05  Paolo Bonzini  <bonzini@gnu.org>
1514
1515         * configure.ac: Remove --enable-checking=df from default settings.
1516         * tree-pass.h (TODO_df_verify): New.  Shift TODO_mark_first_instance.
1517         * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1518         if the parameter is true.
1519         (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1520         DF_VERIFY_SCHEDULED flag is true.
1521         * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1522         (df_finish_pass): Adjust prototype.
1523         * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1524         true.
1525
1526         * see.c (pass_see): Add TODO_df_verify.
1527         * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1528         * global.c (rest_of_handle_global_alloc): Schedule verification
1529         after the pass.
1530         * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1531         before the pass.
1532         * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1533         * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1534         * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1535
1536         * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1537         * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1538         * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1539
1540 2007-08-05  Vladimir Yanovsky  <yanov@il.ibm.com>
1541             Revital Eres <eres@il.ibm.com>
1542
1543         * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1544         flag.
1545         * ddg.c (create_ddg_dependence): Rename to...
1546         (create_ddg_dep_from_intra_loop_link): This.  Do not check
1547         for interloop edges.  Do not create anti dependence edge when
1548         a true dependence edge exists in the opposite direction and
1549         -fmodulo-sched-allow-regmoves is set.
1550         (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1551         (add_cross_iteration_register_deps): Create anti dependence edge
1552         when -fno-modulo-sched-allow-regmoves is set.
1553         * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1554
1555 2007-08-04  Richard Sandiford  <richard@codesourcery.com>
1556
1557         * config/arm/arm.md (movsi): Add braces.
1558
1559 2007-08-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1560
1561         PR middle-end/32780
1562         * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1563         for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1564
1565 2007-08-03  Zdenek Dvorak  <ook@ucw.cz>
1566
1567         * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1568         accessor functions.
1569         * cfgloopmanip.c (remove_path, create_preheaders,
1570         force_single_succ_latches, fix_loop_structure): Ditto.
1571         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1572         tree_duplicate_loop_to_header_edge): Ditto.
1573         * cfgloopanal.c (mark_irreducible_loops): Ditto.
1574         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1575         Ditto.
1576         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1577         cleanup_tree_cfg): Ditto.
1578         * tree-cfg.c (tree_merge_blocks): Ditto.
1579         * cfgloop.c (rescan_loop_exit, record_loop_exits,
1580         release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1581         loop_preheader_edge, single_exit): Ditto.
1582         (flow_loops_find): Do not clear loops->state.
1583         * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1584         loops_state_clear): New functions.
1585
1586 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1587
1588         PR middle-end/32399
1589         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1590         when adding to the base and convert ELT to sizetype instead of type.
1591
1592 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1593
1594         PR middle-end/32304
1595         * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1596         the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1597
1598 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1599
1600         PR middle-end/32935
1601         * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1602          correct type the negate expression.
1603
1604 2007-08-03  Jan Hubicka  <jh@suse.cz>
1605
1606         * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1607         stack boundary.
1608
1609 2007-08-03  David Edelsohn  <edelsohn@gnu.org>
1610
1611         * config/rs6000/rs6000.c (struct processor_cost): Change
1612         l1_cache_lines to l1_cache_size.  Add l2_cache_size.
1613         (*_cost): Convert l1 cache information to kilobytes.  Add l2 cache
1614         information.
1615         (rios1_costs, rios2_cost): Correct cache line size.
1616         (rs6000_override_options): Set l2-cache-size parameter.
1617
1618 2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1619             Diego Novillo  <dnovillo@google.com>
1620
1621         PR 31521
1622         * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1623         if the range includes 0.
1624
1625 2007-08-03  Ben Elliston  <bje@au.ibm.com>
1626
1627         * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1628         mode to unspec expressions to silence a warning from the generator
1629         programs.
1630         
1631 2007-08-02  Steve Ellcey  <sje@cup.hp.com>
1632
1633         * config/ia64/constraints.md ("U"): Make constraint vector only.
1634
1635 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1636
1637         PR middle-end/25446
1638         * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1639         always_inline attribute on the function decl.
1640
1641 2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>
1642
1643         PR middle-end/25445
1644         * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1645         if we are compiling with -fPIC.
1646
1647 2007-08-02  Sandra Loosemore  <sandra@codesourcery.com>
1648             Nigel Stephens  <nigel@mips.com>
1649
1650         * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1651         Define for MIPS32 and MIPS64.
1652
1653 2007-08-02  Nick Clifton  <nickc@redhat.com>
1654
1655         * config/host-hpux.c: Change copyright header to refer to version
1656         3 of the GNU General Public License and to point readers at the
1657         COPYING3 file and the FSF's license web page.
1658         * config/alpha/predicates.md, config/alpha/vms-ld.c,
1659         config/alpha/linux.h, config/alpha/alpha.opt,
1660         config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1661         config/alpha/vms-unwind.h, config/alpha/ev4.md,
1662         config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1663         config/alpha/alpha.h, config/alpha/sync.md,
1664         config/alpha/openbsd.h, config/alpha/alpha.md,
1665         config/alpha/alpha-modes.def, config/alpha/ev5.md,
1666         config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1667         config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1668         config/alpha/constraints.md, config/alpha/osf.h,
1669         config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1670         config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1671         config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1672         config/frv/frv-asm.h, config/frv/frv-protos.h,
1673         config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1674         config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1675         config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1676         config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1677         config/s390/s390.opt, config/s390/s390-modes.def,
1678         config/s390/fixdfdi.h, config/s390/constraints.md,
1679         config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1680         config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1681         config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1682         config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1683         config/m32c/prologue.md, config/m32c/m32c.abi,
1684         config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1685         config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1686         config/m32c/t-m32c, config/m32c/m32c-modes.def,
1687         config/m32c/jump.md, config/m32c/shift.md,
1688         config/m32c/m32c-protos.h, config/libgloss.h,
1689         config/spu/spu-protos.h, config/spu/predicates.md,
1690         config/spu/spu-builtins.h, config/spu/spu.c,
1691         config/spu/spu-builtins.def, config/spu/spu-builtins.md,
1692         config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
1693         config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
1694         config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
1695         config/sparc/hypersparc.md, config/sparc/predicates.md,
1696         config/sparc/linux.h, config/sparc/sp64-elf.h,
1697         config/sparc/supersparc.md, config/sparc/cypress.md,
1698         config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
1699         config/sparc/niagara.md, config/sparc/sparc.md,
1700         config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
1701         config/sparc/sparc.opt, config/sparc/sync.md,
1702         config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
1703         config/sparc/ultra1_2.md, config/sparc/biarch64.h,
1704         config/sparc/sparc.c, config/sparc/little-endian.opt,
1705         config/sparc/sysv4-only.h, config/sparc/sparc.h,
1706         config/sparc/linux64.h, config/sparc/freebsd.h,
1707         config/sparc/sol2.h, config/sparc/rtemself.h,
1708         config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
1709         config/sparc/sparc-modes.def, config/sparc/sparclet.md,
1710         config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
1711         config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
1712         config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
1713         config/m32r/linux.h, config/m32r/constraints.md,
1714         config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
1715         config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
1716         config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
1717         config/i386/i386.md, config/i386/netware-crt0.c,
1718         config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
1719         config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
1720         config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
1721         config/i386/sol2.h, config/i386/constraints.md,
1722         config/i386/netware-libgcc.c, config/i386/sysv5.h,
1723         config/i386/predicates.md, config/i386/geode.md,
1724         config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
1725         config/i386/freebsd64.h, config/i386/vxworksae.h,
1726         config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
1727         config/i386/rtemself.h, config/i386/netbsd-elf.h,
1728         config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
1729         config/i386/netware.h, config/i386/i386-modes.def,
1730         config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
1731         config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
1732         config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
1733         config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
1734         config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
1735         config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
1736         config/i386/xm-mingw32.h, config/i386/linux64.h,
1737         config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
1738         config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
1739         config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
1740         config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
1741         config/i386/cygwin2.c, config/i386/i386-protos.h,
1742         config/i386/sync.md, config/i386/openbsd.h,
1743         config/i386/host-mingw32.c, config/i386/i386-aout.h,
1744         config/i386/nto.h, config/i386/biarch64.h,
1745         config/i386/i386-coff.h, config/i386/freebsd.h,
1746         config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
1747         config/i386/host-i386-darwin.c, config/i386/vxworks.h,
1748         config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
1749         config/darwin-protos.h, config/linux.opt, config/sol2.c,
1750         config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
1751         config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
1752         config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
1753         config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
1754         config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
1755         config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
1756         config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
1757         config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
1758         config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
1759         config/sh/superh64.h, config/sh/rtemself.h,
1760         config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
1761         config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
1762         config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
1763         config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
1764         config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
1765         config/avr/predicates.md, config/avr/constraints.md,
1766         config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
1767         config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
1768         config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
1769         config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
1770         config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
1771         config/c4x/c4x-modes.def, config/c4x/rtems.h,
1772         config/c4x/predicates.md, config/c4x/c4x.h,
1773         config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
1774         config/xtensa/predicates.md, config/xtensa/xtensa.c,
1775         config/xtensa/linux.h, config/xtensa/xtensa.h,
1776         config/xtensa/elf.h, config/xtensa/xtensa.md,
1777         config/xtensa/xtensa.opt, config/xtensa/constraints.md,
1778         config/xtensa/xtensa-protos.h, config/dbx.h,
1779         config/stormy16/predicates.md, config/stormy16/stormy16.md,
1780         config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
1781         config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
1782         config/host-solaris.c, config/fr30/fr30.h,
1783         config/fr30/predicates.md, config/fr30/fr30-protos.h,
1784         config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
1785         config/vxworksae.h, config/sol2-c.c, config/lynx.h,
1786         config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
1787         config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
1788         config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
1789         config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
1790         config/host-linux.c, config/interix3.h, config/cris/cris.c,
1791         config/cris/predicates.md, config/cris/linux.h,
1792         config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
1793         config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
1794         config/cris/aout.opt, config/cris/cris-protos.h,
1795         config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
1796         config/iq2000/iq2000.h, config/iq2000/predicates.md,
1797         config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
1798         config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
1799         config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
1800         config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
1801         config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
1802         config/chorus.h, config/mn10300/mn10300.c,
1803         config/mn10300/mn10300.opt, config/mn10300/predicates.md,
1804         config/mn10300/mn10300.h, config/mn10300/linux.h,
1805         config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
1806         config/mn10300/mn10300.md, config/ia64/predicates.md,
1807         config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
1808         config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
1809         config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
1810         config/ia64/freebsd.h, config/ia64/ia64.md,
1811         config/ia64/ia64-modes.def, config/ia64/constraints.md,
1812         config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
1813         config/gofast.h, config/rtems.h, config/sol2-10.h,
1814         config/m68k/predicates.md, config/m68k/m68k.md,
1815         config/m68k/linux.h, config/m68k/m68k-modes.def,
1816         config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
1817         config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
1818         config/m68k/openbsd.h, config/m68k/m68k-aout.h,
1819         config/m68k/m68k.opt, config/m68k/m68020-elf.h,
1820         config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
1821         config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
1822         config/m68k/constraints.md, config/m68k/rtemself.h,
1823         config/m68k/netbsd-elf.h, config/m68k/m68k.h,
1824         config/m68k/uclinux.h, config/rs6000/power4.md,
1825         config/rs6000/host-darwin.c, config/rs6000/6xx.md,
1826         config/rs6000/linux.h, config/rs6000/eabi.h,
1827         config/rs6000/aix41.opt, config/rs6000/xcoff.h,
1828         config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
1829         config/rs6000/eabialtivec.h, config/rs6000/8540.md,
1830         config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
1831         config/rs6000/windiss.h, config/rs6000/603.md,
1832         config/rs6000/aix41.h, config/rs6000/cell.md,
1833         config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
1834         config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
1835         config/rs6000/darwin.md, config/rs6000/darwin64.h,
1836         config/rs6000/default64.h, config/rs6000/7xx.md,
1837         config/rs6000/darwin.opt, config/rs6000/spe.md,
1838         config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
1839         config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
1840         config/rs6000/7450.md, config/rs6000/linux64.h,
1841         config/rs6000/constraints.md, config/rs6000/440.md,
1842         config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
1843         config/rs6000/rs6000.c, config/rs6000/aix52.h,
1844         config/rs6000/rs6000.h, config/rs6000/power6.md,
1845         config/rs6000/predicates.md, config/rs6000/altivec.md,
1846         config/rs6000/aix64.opt, config/rs6000/rios1.md,
1847         config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
1848         config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
1849         config/rs6000/darwin7.h, config/rs6000/dfp.md,
1850         config/rs6000/linux64.opt, config/rs6000/sync.md,
1851         config/rs6000/vxworksae.h, config/rs6000/power5.md,
1852         config/rs6000/lynx.h, config/rs6000/biarch64.h,
1853         config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
1854         config/rs6000/eabispe.h, config/rs6000/e500.h,
1855         config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
1856         config/rs6000/netbsd.h, config/rs6000/e500-double.h,
1857         config/rs6000/aix.h, config/rs6000/vxworks.h,
1858         config/rs6000/40x.md, config/rs6000/aix51.h,
1859         config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
1860         config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
1861         config/arc/arc.h, config/mcore/mcore-elf.h,
1862         config/mcore/mcore-protos.h, config/mcore/predicates.md,
1863         config/mcore/mcore.md, config/mcore/mcore.c,
1864         config/mcore/mcore.opt, config/mcore/mcore.h,
1865         config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
1866         config/score/predicates.md, config/score/score-version.h,
1867         config/score/score-protos.h, config/score/misc.md,
1868         config/score/elf.h, config/score/score.c, config/score/mac.md,
1869         config/score/score7.md, config/score/score.h,
1870         config/score/score-conv.h, config/score/score-mdaux.c,
1871         config/score/score.md, config/score/score.opt,
1872         config/score/score-modes.def, config/score/score-mdaux.h,
1873         config/score/mul-div.S, config/arm/uclinux-elf.h,
1874         config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
1875         config/arm/symbian.h, config/arm/linux-elf.h,
1876         config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
1877         config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
1878         config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
1879         config/arm/strongarm-pe.h, config/arm/arm.h,
1880         config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
1881         config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
1882         config/arm/arm-modes.def, config/arm/linux-eabi.h,
1883         config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
1884         config/arm/arm-cores.def, config/arm/arm-protos.h,
1885         config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
1886         config/arm/wince-pe.h, config/arm/neon.md,
1887         config/arm/constraints.md, config/arm/neon.ml,
1888         config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
1889         config/arm/arm.opt, config/arm/arm926ejs.md,
1890         config/arm/predicates.md, config/arm/iwmmxt.md,
1891         config/arm/arm_neon.h, config/arm/unknown-elf.h,
1892         config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
1893         config/arm/neon-testgen.ml, config/arm/arm.md,
1894         config/arm/xscale-coff.h, config/arm/pe.c,
1895         config/arm/arm-generic.md, config/arm/pe.h,
1896         config/arm/kaos-strongarm.h, config/arm/freebsd.h,
1897         config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
1898         config/arm/strongarm-elf.h, config/arm/cirrus.md,
1899         config/arm/netbsd-elf.h, config/arm/vxworks.h,
1900         config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
1901         config/pa/predicates.md, config/pa/pa64-hpux.h,
1902         config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
1903         config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
1904         config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
1905         config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
1906         config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
1907         config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
1908         config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
1909         config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
1910         config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
1911         config/pa/pa64-regs.h, config/pa/pa-modes.def,
1912         config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
1913         config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
1914         config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
1915         config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
1916         config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
1917         config/mips/linux64.h, config/mips/elforion.h,
1918         config/mips/constraints.md, config/mips/generic.md,
1919         config/mips/predicates.md, config/mips/4300.md,
1920         config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
1921         config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
1922         config/mips/5k.md, config/mips/vr4120-div.S,
1923         config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
1924         config/mips/mips-protos.h, config/mips/6000.md,
1925         config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
1926         config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
1927         config/mips/mips-modes.def, config/mips/vr.h,
1928         config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
1929         config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
1930         config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
1931         config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
1932         config/vax/openbsd1.h, config/vax/netbsd.h,
1933         config/vax/vax-protos.h, config/vax/netbsd-elf.h,
1934         config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
1935         config/h8300/rtems.h, config/h8300/predicates.md,
1936         config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
1937         config/h8300/h8300.md, config/h8300/h8300.opt,
1938         config/h8300/coff.h, config/h8300/h8300-protos.h,
1939         config/v850/v850.md, config/v850/predicates.md,
1940         config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
1941         config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
1942         config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
1943         config/mmix/mmix.h, config/mmix/predicates.md,
1944         config/mmix/mmix-protos.h, config/mmix/mmix.md,
1945         config/mmix/mmix.c, config/mmix/mmix.opt,
1946         config/mmix/mmix-modes.def, config/bfin/bfin.opt,
1947         config/bfin/rtems.h, config/bfin/bfin-modes.def,
1948         config/bfin/predicates.md, config/bfin/bfin-protos.h,
1949         config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
1950         Likewise.
1951
1952 2007-08-02  Richard Sandiford  <richard@codesourcery.com>
1953
1954         * emit-rtl.c (reset_used_decls): Rename to...
1955         (set_used_decls): ...this.  Set the used flag rather than clearing it.
1956         (unshare_all_rtl_again): Update accordingly.  Set flags on argument
1957         DECL_RTLs rather than resetting them.
1958
1959 2007-08-02  Andreas Krebbel  <krebbel1@de.ibm.com>
1960
1961         * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
1962
1963 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1964
1965         * reload.c (find_reloads_address_part):  Pass correct MEMREFLOC
1966         argument to find_reloads_address.
1967
1968 2007-08-01  Daniel Jacobowitz  <dan@codesourcery.com>
1969
1970         PR tree-optimization/32919
1971         * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
1972         * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
1973         (coalesce_ssa_name): Call it.
1974
1975 2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
1976             David Ung  <davidu@mips.com>
1977
1978         * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
1979         (__mips16_unorddf2, __mips16_floatunsidf): New.
1980         * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
1981         above functions.
1982         * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
1983
1984 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
1985
1986         * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
1987         Display new operands of OMP_SECTIONS and OMP_CONTINUE.
1988         * tree.h (OMP_SECTIONS_CONTROL): New macro.
1989         (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
1990         * omp-low.c (get_ws_args_for, determine_parallel_type,
1991         expand_omp_for_generic, expand_omp_for_static_nochunk,
1992         expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1993         Work with more precise CFG.
1994         (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
1995         (lower_omp_sections): Emit OMP_SECTIONS_SWITCH.  Add arguments to
1996         OMP_CONTINUE.
1997         * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
1998         * gimple-low.c (lower_stmt): Ditto.
1999         * tree-inline.c (estimate_num_insns_1): Ditto.
2000         * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2001         (OMP_SECTIONS_SWITCH): New.
2002         * tree-cfgcleanup.c (cleanup_omp_return): New.
2003         (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2004         * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2005         and exit edge for OMP_FOR.  Handle OMP_SECTIONS_SWITCH.
2006         (tree_redirect_edge_and_branch): Handle omp constructs.
2007
2008         * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2009         with three arguments.
2010
2011 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
2012
2013         * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2014         in loop closed ssa.
2015
2016 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
2017
2018         * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2019         the loop structures may need fixing.
2020         * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2021         New functions.
2022         (cleanup_tree_cfg_loop): Removed.
2023         (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2024         * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2025         instead of running cleanup_tree_cfg_loop.
2026         * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2027         * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2028         (tree_predictive_commoning): Declaration changed.
2029         * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2030
2031 2007-08-01  Zdenek Dvorak  <ook@ucw.cz>
2032
2033         * doc/invoke.texi (l1-cache-size): Update documentation.
2034         (l2-cache-size): Document.
2035         * params.h (L2_CACHE_SIZE): New macro.
2036         * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2037         that L1_CACHE_SIZE is in kB now.
2038         (L2_CACHE_SIZE_BYTES): New macro.
2039         (tree_ssa_prefetch_arrays): Show size in kB.
2040         * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2041         and l2_cache_size fields.
2042         * config/i386/driver-i386.c (describe_cache): Detect cache size
2043         in kB.
2044         * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2045         pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2046         amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2047         generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2048         (override_options): Set l1-cache-size and l2-cache-size to default
2049         values if not specified otherwise.
2050         * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2051         (PARAM_L2_CACHE_SIZE): New.
2052
2053 2007-08-01  Nigel Stephens  <nigel@mips.com>
2054             David Ung  <davidu@mips.com>
2055             Thiemo Seufer  <ths@mips.com>
2056             Chris Dearman  <chris@mips.com>
2057             Richard Sandiford  <richard@codesourcery.com>
2058
2059         * config.gcc (mips*-sde-elf*): New stanza.
2060         (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2061         (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2062         (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2063         (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2064         (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2065         (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2066         to tmake_file.
2067         * config/mips/sde.h: New file.
2068         * config/mips/t-libgcc-mips16: Likewise.
2069         * config/mips/t-sde: Likewise.
2070         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2071         of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2072         _MIPS_FPSET and _MIPS_SZINT.
2073         * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2074         * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2075         insertion of a default -mips option.  Use MIPS_32BIT_OPTION_SPEC.
2076         * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2077         * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2078         * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2079         * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2080         _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2081         _MIPS_SZPTR and _MIPS_FPSET.
2082         (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2083         architecture is specified.
2084         (MIPS_32BIT_OPTION_SPEC): New macro.
2085
2086 2007-07-31  Dan Hipschman  <dsh@google.com>
2087
2088         * gcc.c (end_going_arg): New function.
2089         (do_spec_2): Use it.
2090         (do_spec_1): Use it.
2091
2092 2007-07-31  H.J. Lu  <hongjiu.lu@intel.com>
2093
2094         * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2095         only if ENABLE_CHECKING is defined.
2096
2097 2007-07-31  Kenneth Zadeck <zadeck@naturalbridge.com>
2098
2099         * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2100         df_ru_add_problem, df_ru_get_bb_info): Removed.
2101         (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2102         * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2103         df_ru_free_bb_info, df_ru_alloc,
2104         df_ru_bb_local_compute_process_def,
2105         df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2106         df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2107         df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2108         df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2109         df_ru_add_problem): Removed.
2110
2111 2007-07-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2112
2113         PR target/32847
2114         * pa.md (casesi32): Use match_scratch.  Revise insn condition.
2115         (casesi32p, casesi64p): Likewise.
2116         (casesi): Adjust for above.
2117
2118 2007-07-31  Richard Sandiford  <richard@codesourcery.com>
2119
2120         * mode-switching.c (create_pre_exit): Don't search past calls.
2121
2122 2007-07-31  Sandra Loosemore  <sandra@codesourcery.com>
2123
2124         * config/mips/mips.h (ISA_HAS_SYNCI):  Add !TARGET_MIPS16 test.
2125
2126 2007-07-31  Revital Eres  <eres@il.ibm.com>
2127
2128         * ddg.c (add_deps_for_def): Rename to...
2129         (add_cross_iteration_register_deps): This.  Change implementation
2130         to use only reaching def and def-use chains to construct the
2131         inter loop dependencies.
2132         (add_deps_for_use): Remove function.
2133         (build_inter_loop_deps): Call add_cross_iteration_register_deps
2134         function to build the inter loop dependencies.
2135         * modulo-sched.c (sms_schedule): Build only
2136         reaching def and def-use chains for the propose of the ddg
2137         construction.
2138
2139 2007-07-31  Julian Brown  <julian@codesourcery.com>
2140
2141         * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2142         New define_insns. Use correct RTL.
2143         (vec_set<mode>): Write as expander.
2144
2145 2007-07-31  Razya Ladelsky  <razya@il.ibm.com>
2146
2147         * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring 
2148         to an unallocated space.
2149
2150 2007-07-30  Jan Sjodin  <jan.sjodin@amd.com>
2151
2152         * tree-data-ref.c
2153         (split_constant_offset): Enable split_constant_offset to extract
2154         constants from other statements.
2155         * tree-vect-transform.c
2156         (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2157         to a temp var. Force base_offset to be simple.
2158
2159 2007-07-30  Seongbae Park <seongbae.park@gmail.com>
2160
2161         * df-scan.c (df_scan_verify): Remove artificial limit on
2162         the number of blocks for verification.
2163         * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2164         df_simulate_defs): Avoid unnecessary insn checking for defs.
2165
2166 2007-07-29  Mark Mitchell  <mark@codesourcery.com>
2167
2168         * config/m68k/lb1sf68.asm (FUNC): New macro.
2169         (__mulsi3): Use it.
2170         (__udivsi3): Likewise.
2171         (__divsi3): Likewise.
2172         (__umodsi3): Likewise.
2173         (__modsi3): Likewise.
2174         (__subdf3): Likewise.
2175         (__adddf3): Likewise.
2176         (__muldf3): Likewise.
2177         (__divdf3): Likewise.
2178         (__negdf2): Likewise.
2179         (__cmpdf2): Likewise.
2180         (__subsf3): Likewise.
2181         (__addsf3): Likewise.
2182         (__mulsf3): Likewise.
2183         (__divsf3): Likewise.
2184         (__negsf2): Likewise.
2185         (__cmpsf2): Likewise.
2186         (__eqdf2): Likewise.
2187         (__nedf2): Likewise.
2188         (__gtdf2): Likewise.
2189         (__gedf2): Likewise.
2190         (__ltdf2): Likewise.
2191         (__ledf2): Likewise.
2192         (__eqsf2): Likewise.
2193         (__nesf2): Likewise.
2194         (__gtsf2): Likewise.
2195         (__gesf2): Likewise.
2196         (__ltsf2): Likewise.
2197         (__lesf2): Likewise.
2198
2199 2007-07-30  Ollie Wild  <aaw@google.com>
2200
2201         * c-ppoutput.c (print_lines_directives_only): New function.
2202         (scan_translation_unit_directives_only): New function.
2203         (preprocess_file): Add call to scan_translation_unit_directives_only.
2204         * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2205         (sanitize_cpp_opts): Add default flag_dump_macros setting for
2206         -fdirectives-only.  Add errors for -fdirectives-only conflict with
2207         -Wunused-macros and -traditional.
2208         (finish_options): Add builtin macro initialization for
2209         -fdirectives-only + -fpreprocessed.
2210         * c.opt (fdirectives-only): New.
2211         * doc/cppopts.texi (fdirectives-only): New.
2212
2213 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2214
2215         * alias.c (record_set, memory_modified_1): Constify.
2216         * bt-load.c (note_btr_set): Likewise.
2217         * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2218         * combine.c (set_nonzero_bits_and_sign_copies,
2219         expand_field_assignment, record_dead_and_set_regs_1,
2220         use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2221         likely_spilled_retval_1): Likewise.
2222         * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2223         frv_io_handle_set): Likewise.
2224         * config/mips/mips.c (mips_sim_record_set,
2225         vr4130_true_reg_dependence_p_1): Likewise.
2226         * config/mt/mt.c (insn_dependent_p_1): Likewise.
2227         * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2228         * config/sh/sh.c (flow_dependent_p_1): Likewise.
2229         * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2230         * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2231         * ddg.c (mark_mem_store): Likewise.
2232         * df-problems.c (df_urec_mark_reg_change): Likewise.
2233         * function.c (update_epilogue_consts): Likewise.
2234         * gcse.c (record_set_info, record_last_set_info,
2235         mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2236         reg_clear_last_set): Likewise.
2237         * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2238         Likewise.
2239         * jump.c (reversed_comparison_code_parts): Likewise.
2240         * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2241         reg_is_set): Likewise.
2242         * loop-iv.c (mark_altered): Likewise.
2243         * mode-switching.c (reg_becomes_live): Likewise.
2244         * optabs.c (no_conflict_move_test): Likewise.
2245         * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2246         Likewise.
2247         * postreload.c (reload_combine_note_store, move2add_note_store):
2248         Likewise.
2249         * regmove.c (flags_set_1): Likewise.
2250         * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2251         Likewise.
2252         * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2253         Likewise. 
2254         * resource.c (update_live_status): Likewise.
2255         * rtl.h (set_of, note_stores): Likewise.
2256         * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2257         note_stores, parms_set): Likewise.
2258         * sched-rgn.c (sets_likely_spilled_1): Likewise.
2259         * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2260         Likewise. 
2261         * var-tracking.c (count_stores, add_stores): Likewise.
2262
2263 2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2264
2265         * alias.c (mems_in_disjoint_alias_sets_p,
2266         fixed_scalar_and_varying_struct_p, aliases_everything_p,
2267         nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2268         write_dependence_p, mems_in_disjoint_alias_sets_p,
2269         read_dependence, true_dependence, canon_true_dependence,
2270         anti_dependence, output_dependence): Constify.
2271         * combine.c (extended_count): Likewise.
2272         * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2273         * cselib.c (get_value_hash, references_value_p,
2274         cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2275         * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2276         * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2277         * function.c (contains, prologue_epilogue_contains,
2278         sibcall_epilogue_contains): Likewise. 
2279         * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2280         pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2281         only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2282         reg_or_subregno): Likewise.
2283         * recog.c (asm_noperands): Likewise.
2284         * reload1.c (function_invariant_p): Likewise.
2285         * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2286         rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2287         condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2288         simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2289         true_regnum, reg_or_subregno, condjump_in_parallel_p,
2290         extended_count, prologue_epilogue_contains,
2291         sibcall_epilogue_contains, function_invariant_p, true_dependence,
2292         canon_true_dependence, read_dependence, anti_dependence,
2293         output_dependence): Likewise.
2294         * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2295
2296 2007-07-30  Julian Brown  <julian@codesourcery.com>
2297
2298         * config/arm/neon.md (V_ext): New mode attribute.
2299         (neon_vget_lane<mode>): Replace with define_expand.
2300         (neon_vget_lane<mode>_sext_internal)
2301         (neon_vget_lane<mode>_zext_internal): New define_insns for double
2302         and quad precision vectors.
2303         (neon_vget_lanedi): Add bounds check. Remove dead comment.
2304         * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2305         have typeless 32-bit result.
2306
2307 2007-07-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2308
2309         PR tree-opt/32527
2310         * tree-affine.h (aff_tree): The type of rest is sizetype for types
2311         of pointers.
2312         * tree-affine.c (aff_combination_scale): If type is a pointer type,
2313         use sizetype for rest.
2314         (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2315         (aff_combination_convert): Don't convert rest for pointer types.
2316
2317 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2318
2319         * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2320
2321         * tree-ssa-alias.c: Add alloc-pool.h.
2322         (init_alias_info): Free alias_bitmap_obstack.
2323         (delete_alias_info): Call delete_mem_ref_stats.
2324         (get_mem_sym_stats_for): Use alloc_pool.
2325         (init_mem_ref_stats): Do not delete mem_ref_stats here.
2326         (delete_mem_sym_stats): Removed.
2327         
2328 2007-07-29  Sebastian Pop  <sebpop@gmail.com>
2329
2330         * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2331         functions cannot be represented as classical distance vectors.
2332
2333 2007-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2334
2335         * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2336         * builtins.c (validate_arg, builtin_mathfn_code,
2337         validate_arglist): Likewise.
2338         * calls.c (call_expr_flags): Likewise.
2339         * combine.c (reg_nonzero_bits_for_combine,
2340         reg_num_sign_bit_copies_for_combine, get_last_value,
2341         reg_truncated_to_mode): Likewise.
2342         * emit-rtl.c (subreg_lowpart_p): Likewise.
2343         * expr.c (highest_pow2_factor_for_target,
2344         categorize_ctor_elements_1, categorize_ctor_elements,
2345         count_type_elements, contains_packed_reference,
2346         highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2347         * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2348         fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2349         native_encode_int, native_encode_real, native_encode_complex,
2350         native_encode_vector, native_encode_expr, native_interpret_int,
2351         native_interpret_real, native_interpret_complex,
2352         native_interpret_vector, native_interpret_expr): Likewise.
2353         * function.c (use_register_for_decl): Likewise.
2354         * gimplify.c (get_name): Likewise.
2355         * langhooks-def.h (lhd_return_null_const_tree): New.
2356         (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2357         * langhooks.c (lhd_return_null_const_tree): New.
2358         * langhooks.h (lang_get_callee_fndecl): Constify.
2359         * output.h (constructor_static_from_elts_p): Likewise.
2360         * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2361         * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2362         subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2363         * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2364         cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2365         nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2366         * rtlhooks-def.h (reg_nonzero_bits_general,
2367         reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2368         Likewise. 
2369         * rtlhooks.c (reg_num_sign_bit_copies_general,
2370         reg_nonzero_bits_general, reg_truncated_to_mode_general):
2371         Likewise. 
2372         * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2373         * stor-layout.c (mode_for_size_tree): Likewise.
2374         * tree-ssa-loop-im.c (memref_eq): Likewise.
2375         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2376         * tree.c (contains_placeholder_p, type_list_equal,
2377         simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2378         Likewise. 
2379         * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2380         mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2381         contains_placeholder_p, contains_packed_reference,
2382         get_callee_fndecl, operand_equal_for_phi_arg_p,
2383         warn_if_unused_value, is_body_block, native_encode_expr,
2384         native_interpret_expr, fold_convertible_p, operand_equal_p,
2385         int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2386         validate_arglist, simple_cst_equal, type_list_equal,
2387         use_register_for_decl, call_expr_flags, get_name,
2388         highest_pow2_factor): Likewise.
2389         (const_call_expr_arg_iterator_d,
2390         init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2391         first_const_call_expr_arg, more_const_call_expr_args_p,
2392         FOR_EACH_CONST_CALL_EXPR_ARG): New.
2393         * varasm.c (constructor_static_from_elts_p): Constify.
2394
2395 2007-07-28  Kazu Hirata  <kazu@codesourcery.com>
2396
2397         * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2398         config/arm/neon-schedgen.ml, config/arm/neon.ml,
2399         config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2400         df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2401         regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2402         tree-vect-transform.c, tree.def: Fix comment typos.  Follow
2403         spelling conventions.
2404         * doc/invoke.texi: Follow spelling conventions.
2405
2406 2007-07-29  Vladimir Yanovsky  <yanov@il.ibm.com>
2407             Revital Eres  <eres@il.ibm.com>
2408
2409         * modulo-sched.c (sms_schedule): Avoid loops which includes
2410         auto-increment instructions.
2411
2412 2007-07-28  Richard Guenther  <rguenther@suse.de>
2413
2414         PR middle-end/32920
2415         * fold-const.c (fold_cond_expr_with_comparison): Convert
2416         operand zero of MIN/MAX_EXPR to correct type.
2417
2418 2007-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2419
2420         * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2421         flags_from_decl_or_type): Constify.
2422         * gcc.c (do_spec_1): Likewise.
2423         * print-tree.c (dump_addr, print_node_brief): Likewise.
2424         * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2425         simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2426         tree_purge_all_dead_eh_edges): Likewise.
2427         * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2428         tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2429         Likewise. 
2430         * tree.c (expr_location, expr_has_location, expr_locus,
2431         expr_filename, expr_lineno, get_inner_array_type,
2432         fields_compatible_p): Likewise.
2433         * tree.h (get_inner_array_type, fields_compatible_p,
2434         expr_location, expr_has_location, expr_locus, expr_filename,
2435         expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2436         setjmp_call_p, alloca_call_p): Likewise.
2437
2438 2007-07-28  Daniel Berlin  <dberlin@dberlin.org>
2439
2440         * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2441         TV_FLOW_INSENSITIVE.
2442
2443         * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2444         TV_CALL_CLOBBER.
2445         (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2446         (compute_flow_insensitive_aliasing): Ditto for
2447         TV_FLOW_INSENSITIVE.    
2448
2449 2007-07-27  Jan Hubicka  <jh@suse.cz>
2450
2451         * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2452         #if 0 block.
2453
2454         * attribs.c: Include hashtab.h
2455         (attribute_hash): New.
2456         (substring): New structure.
2457         (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2458         New function.
2459         (init_attributes): Initialize attribute hash.
2460         (decl_attributes): Use attribute hash.
2461         * Makefile.in (attribs.c): Depend on hashtab.h.
2462
2463 2007-07-27  Steve Ellcey  <sje@cup.hp.com>
2464
2465         * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2466
2467 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2468
2469         * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2470         __mips_dspr2 and __mips_dsp_rev macros.
2471         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2472
2473 2007-07-27  Douglas Gregor  <doug.gregor@gmail.com>
2474         
2475        * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2476
2477 2007-07-26  Kenneth Zadeck <zadeck@naturalbridge.com>
2478
2479         PR middle-end/32749
2480         
2481         * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2482         and the updating of the live and do_not_gen sets.
2483         (df_note_bb_compute): Added updating of live and do_not_gen sets
2484         for regular defs so that the case of clobber inside conditional
2485         call is processed correctly.
2486         
2487 2007-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
2488
2489         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2490         operands with compatible type.
2491
2492 2007-07-27  Richard Sandiford  <richard@codesourcery.com>
2493
2494         * expr.h (store_bit_field): Don't return a value.
2495         * expmed.c (check_predicate_volatile_ok): New function.
2496         (store_bit_field_1): New function, extracted from store_bit_field.
2497         Take a fallback_p argument and return true if the operation succeeded.
2498         Only use store_fixed_bit_field if fallback_p.  Don't recompute
2499         mode_for_extraction; use op_mode instead.  Try forcing memories
2500         into registers if the insv expander fails.
2501         (store_bit_field): Use store_bit_field_1 with fallback_p true.
2502         Don't return a value.
2503         (convert_extracted_bit_field): New function, extracted from
2504         store_bit_field.
2505         (extract_bit_field_1): Likewise.  Take a fallback_p argument
2506         and return NULL if the operation succeeded.  Only use
2507         extract_fixed_bit_field if fallback_p.  Only calculate one
2508         extraction mode.  Combine code for extv and extzv.  Try forcing
2509         memories into registers if the ext(z)v expander fails.
2510         (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2511
2512 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2513
2514         * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2515         into bitfields.
2516         (df_ref): Likewise.  Put regno with other integer fields.
2517
2518 2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>
2519
2520         * df.h (df_mw_hardreg): Remove "loc" field.
2521         * df-scan.c (df_ref_record): Don't set it.  Remove redundant
2522         local variable.
2523         * df-problems.c (df_whole_mw_reg_unused_p): New function,
2524         split out from df_set_unused_notes_for_mw.  Return false for
2525         partial references.  Assert that mw_reg is a REG when returning true.
2526         (df_set_unused_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2527         (df_whole_mw_reg_dead_p): New function, split out from
2528         df_set_dead_notes_for_mw.  Return false for partial references.
2529         Assert that mw_reg is a REG when returning true.
2530         (df_set_dead_notes_for_mw): Use it.  Use mw_reg instead of *loc.
2531         Remove redundant bitmap check.
2532
2533 2007-07-26  H.J. Lu  <hongjiu.lu@intel.com>
2534
2535         * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2536         ($(T)crtend.o): Likwise.
2537         ($(T)crtbeginS.o): Likwise.
2538         ($(T)crtendS.o): Likwise.
2539         ($(T)crtfastmath.o): Likwise.
2540
2541 2007-07-26  Zdenek Dvorak  <dvorakz@suse.cz>
2542
2543         * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2544         * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2545         * basic-block.h (struct control_flow_graph): Added x_dom_computed
2546         and x_n_bbs_in_dom_tree fields.
2547
2548 2007-07-26  Steve Ellcey  <sje@cup.hp.com>
2549
2550         PR tree-optimization/32087
2551         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2552         Do not call scale_bbs_frequencies_int with prob of zero.
2553
2554 2007-07-26  Julian Brown  <julian@codesourcery.com>
2555
2556         * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2557         (neon_element_bits): Add prototypes.
2558         * config/arm/arm.c (bounds_check, neon_lane_bounds)
2559         (neon_const_bounds, neon_element_bits): New functions.
2560         * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2561         (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2562         (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2563         (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2564         (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2565         (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2566         (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2567         (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2568         (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2569         (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2570         (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2571         (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2572         (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2573
2574 2007-07-26  Nathan Froyd  <froydnj@codesourcery.com>
2575
2576         * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2577         (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2578
2579 2007-07-26  Mark Shinwell  <shinwell@codesourcery.com>
2580             Julian Brown  <julian@codesourcery.com>
2581
2582         * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2583         * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2584         * config/arm/cortex-a8.md: New.
2585         * config/arm/cortex-a8-neon.md: New.
2586         * config/arm/neon-schedgen.ml: New.
2587         * config/arm/neon.md (vqh_mnem): New.
2588         (neon_type): New.
2589         (Is_float_mode): New.
2590         (Scalar_mul_8_16): New.
2591         (Is_d_reg): New.
2592         (V_mode_nunits): New.
2593         (All instruction patterns): Annotate with neon_type attribute
2594         values.
2595         * config/arm/arm.md: Include cortex-a8.md.
2596         (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2597         values.
2598         Annotate instruction patterns accordingly.
2599         (generic_sched): Do not use generic scheduling for Cortex-A8.
2600         (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2601
2602 2007-07-26  Daniel Jacobowitz  <dan@codesourcery.com>
2603
2604         * fold-const.c (fold_read_from_constant_string): Use
2605         build_int_cst_type.
2606         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2607
2608 2007-07-26  Nick Clifton  <nickc@redhat.com>
2609
2610         * tree-ssa-operands.h: Change copyright header to refer to version
2611         3 of the GNU General Public License and to point readers at the
2612         COPYING3 file and the FSF's license web page.
2613         * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2614         sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2615         tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2616         targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2617         tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2618         hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2619         flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2620         opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2621         gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2622         cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2623         rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2624         optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2625         tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2626         genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2627         reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2628         c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2629         rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2630         tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2631         diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2632         gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2633         input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2634         gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2635         cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2636         graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2637         genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2638         tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2639         reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2640         real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2641         omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2642         tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2643         regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2644         tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2645         scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2646         double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2647         dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2648         gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2649         hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2650         ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2651         c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2652         tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2653         xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2654         tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2655         gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2656         mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2657         alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2658         dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2659         expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2660         genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2661         timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2662         tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2663         recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2664         dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2665         matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2666         tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2667         lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2668         ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2669         ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2670         langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2671         sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2672         gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2673         ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2674         init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2675         loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2676         mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2677         opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2678         insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2679         tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2680         dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2681         bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2682         coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2683         stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2684         cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2685         tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2686         loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
2687         lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
2688         tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
2689         tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
2690         ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
2691         varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
2692         sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
2693         target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
2694         omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
2695         intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
2696         sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
2697         genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
2698         tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
2699         bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
2700         cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
2701         cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
2702         tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
2703         c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
2704         fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
2705         vecprim.h, basic-block.h, tree-ssa-structalias.c,
2706         tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
2707         passes.c, genconstants.c, c-incpath.c, c-incpath.h,
2708         struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
2709         varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
2710         reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
2711         stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
2712         params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
2713         tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
2714         convert.c, convert.h, langhooks-def.h, reload1.c,
2715         tree-ssa-operands.c: Likewise.
2716
2717 2007-07-26  Jan Hubicka  <jh@suse.cz>
2718
2719         * tree-ssa-live.c: Include debug.h and flags.h.
2720         (mark_scope_block_unused): New function.
2721         (remove_unused_scope_block_p): New function.
2722         (remove_unused_locals): Remove unused blocks too.
2723
2724 2007-07-25  Ian Lance Taylor  <iant@google.com>
2725
2726         * combine.c (combine_max_regno): Remove.  Remove all uses.
2727         (struct reg_stat_struct): Rename from struct reg_stat.
2728         (reg_stat_type): Define, and declare VECs.
2729         (reg_stat): Change from pointer to VEC.  Change all uses.
2730         (combine_split_insns): New static function.
2731         (try_combine, find_split_point): Call it instead of split_insns.
2732
2733 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2734
2735         * cfghooks.c (split_block): Fix the information about loop latch.
2736
2737 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2738
2739         * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
2740
2741 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
2742
2743         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
2744         Scan the new edge for loop exit info.
2745
2746 2007-07-25  Andreas Tobler  <a.tobler@schweiz.org>
2747
2748         * config/darwin.c: Include debug.h.
2749
2750 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2751
2752         PR target/32218
2753         * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
2754
2755 2007-07-25  Steve Ellcey  <sje@cup.hp.com>
2756
2757         * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
2758         (HARD_REGNO_MODE_OK): Ditto.
2759         (MODES_TIEABLE_P): Ditto.
2760         (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
2761         (CLASS_MAX_NREGS): Ditto.
2762         * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
2763         * config/ia64/ia64.md (divsf3_internal_thr): Removed.
2764         (divdf3_internal_thr): Removed.
2765         * config/ia64/div.md: New file.
2766         * config/ia64/constraints.md: Add H constraint.
2767
2768 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2769
2770         * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
2771         sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
2772         sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
2773         sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
2774         sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
2775         sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
2776         sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
2777         sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
2778         sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
2779         dump_sbitmap_file, debug_sbitmap, popcount_table,
2780         sbitmap_popcount): Constify.
2781         * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
2782         (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
2783         dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
2784         sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
2785         sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
2786         sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
2787         sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
2788         sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
2789         sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
2790         sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
2791         sbitmap_popcount, sbitmap_verify_popcount): Constify.
2792
2793 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2794
2795         * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
2796         bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
2797         bitmap_first_set_bit, bitmap_and, bitmap_and_into,
2798         bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
2799         bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
2800         bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
2801         bitmap_intersect_p, bitmap_intersect_compl_p,
2802         bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2803         debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
2804         Constify.
2805         * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
2806         bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
2807         bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
2808         bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
2809         bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
2810         debug_bitmap, debug_bitmap_file, bitmap_print,
2811         bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
2812         bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
2813
2814 2007-07-25  Daniel Berlin  <dberlin@dberlin.org>
2815
2816         * config/darwin.c (darwin_override_options): Additional fix for
2817         debug info formats that don't support var tracking.
2818
2819 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2820
2821         * cselib.c (entry_and_rtx_equal_p): Constify.
2822         * gengtype.c (output_mangled_typename, write_types, write_local):
2823         Likewise.
2824         * gengtype.h (const_type_p): New.
2825         * see.c (eq_descriptor_extension, hash_descriptor_extension):
2826         Constify.
2827         * tlink.c (scan_linker_output): De-constify.
2828         * tree-ssa-loop-im.c (memref_eq): Constify.
2829         * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
2830         (shared_bitmap_hash, shared_bitmap_eq): Constify.
2831
2832 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2833
2834         * c-common.c (fname_as_string, c_type_hash): Constify.
2835         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2836         * cgraph.c (edge_hash, edge_eq): Likewise.
2837         * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
2838         * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
2839         reg_attrs_htab_eq): Likewise.
2840         * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
2841         Likewise.
2842         * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
2843         const_decl_t, const_state_t, const_automata_list_el_t): New.
2844         (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
2845         DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
2846         automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
2847         insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
2848         reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
2849         automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
2850         compare_max_occ_cycle_nums, out_state_arcs_num,
2851         compare_transition_els_num, units_cmp, state_reservs_cmp):
2852         Constify.
2853         * genmodes.c (cmp_modes): Likewise.
2854         * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
2855         * gimplify.c (compare_case_labels): Likewise.
2856         * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
2857         * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
2858         * matrix-reorg.c (mtt_info_hash): Likewise.
2859         * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
2860         * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
2861         (htab_hash_bucket, htab_hash_elem): Constify.
2862         * tree-browser.c (TB_parent_eq): Likewise.
2863         * tree-scalar-evolution.c (hash_scev_info): Likewise.
2864         * tree-ssa-alias.c (sort_tags_by_id): Likewise.
2865         * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
2866         (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
2867         Constify.
2868         * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
2869         * tree-ssa-pre.c (const_expr_pred_trans_t): New.
2870         (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
2871         * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
2872         const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
2873         New.
2874         (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
2875         vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
2876         vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
2877         * tree-ssa-threadupdate.c (redirection_data_hash,
2878         redirection_data_eq): Likewise. 
2879         * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
2880         * tree-ssa.c (var_ann_eq): Likewise.
2881         * tree-vrp.c (compare_case_labels): Likewise.
2882         * tree.c (int_cst_hash_hash, int_cst_hash_eq,
2883         tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
2884         tree_not_check_failed, tree_class_check_failed,
2885         tree_range_check_failed, tree_not_class_check_failed,
2886         omp_clause_check_failed, omp_clause_range_check_failed,
2887         tree_contains_struct_check_failed, tree_operand_check_failed):
2888         Likewise. 
2889         * tree.h (tree_contains_struct_check_failed, tree_check_failed,
2890         tree_not_check_failed, tree_class_check_failed,
2891         tree_range_check_failed, tree_not_class_check_failed,
2892         tree_operand_check_failed, omp_clause_operand_check_failed,
2893         tree_operand_length): Likewise. 
2894         * var-tracking.c (const_variable): New.
2895         (variable_htab_hash, variable_htab_eq): Constify.
2896         * varasm.c (const_desc_hash): Likewise.
2897
2898 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2899
2900         * expr.c (handled_component_p): Constify.
2901         * fold-const.c (fit_double_type): Likewise.
2902         * real.h (real_value_from_int_cst): Likewise.
2903         * tree-flow-inline.h (gimple_in_ssa_p,
2904         gimple_aliases_computed_p, gimple_addressable_vars,
2905         gimple_call_clobbered_vars, gimple_referenced_vars,
2906         gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
2907         end_htab_p, end_referenced_vars_p, var_ann, function_ann,
2908         may_aliases, end_readonly_imm_use_p, has_zero_uses,
2909         has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
2910         is_label_stmt, is_global_var, phi_ssa_name_p,
2911         factoring_name_p, is_call_clobbered, tree_common_ann,
2912         op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
2913         unmodifiable_var_p, array_ref_contains_indirect_ref,
2914         ref_contains_array_ref, lookup_subvars_for_var,
2915         var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
2916         gimple_mem_ref_stats): Likewise.
2917         * tree-flow.h (tree_common_ann, var_ann, function_ann,
2918         may_aliases, is_exec_stmt, is_label_stmt,
2919         ref_contains_array_ref, array_ref_contains_indirect_ref,
2920         var_can_have_subvars, overlap_subvar, is_call_clobbered,
2921         unmodifiable_var_p): Likewise.
2922         * tree-gimple.c (is_gimple_min_invariant): Likewise.
2923         * tree-gimple.h (is_gimple_min_invariant): Likewise. 
2924         * tree.c (type_hash_list, attribute_hash_list, tree_size,
2925         cst_and_fits_in_hwi, real_value_from_int_cst,
2926         build_real_from_int_cst, integer_zerop, integer_onep,
2927         integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
2928         tree_floor_log2, real_zerop, real_onep, real_twop,
2929         real_minus_onep, really_constant_p, purpose_member, chain_member,
2930         list_length, fields_length, int_size_in_bytes, bit_position,
2931         int_bit_position, byte_position, int_byte_position, expr_align,
2932         array_type_nelts, tree_node_structure,
2933         type_contains_placeholder_1, iterative_hash_pointer,
2934         is_attribute_with_length_p, is_attribute_p, check_qualified_type,
2935         tree_map_base_eq, type_hash_list, type_hash_eq,
2936         attribute_hash_list, type_num_arguments, tree_int_cst_equal,
2937         tree_int_cst_lt, tree_int_cst_compare, host_integerp,
2938         tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2939         simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
2940         int_fits_type_p, get_containing_scope, decl_function_context,
2941         decl_type_context, omp_clause_operand_check_failed,
2942         initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
2943         * tree.h (omp_clause_operand_check_failed, tree_size,
2944         build_real_from_int_cst, array_type_nelts, purpose_member,
2945         tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
2946         host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
2947         is_attribute_p, check_qualified_type, expr_align,
2948         int_size_in_bytes, bit_position, int_bit_position, byte_position,
2949         int_byte_position, list_length, fields_length, initializer_zerop,
2950         integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
2951         integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
2952         tree_node_structure, handled_component_p, get_containing_scope,
2953         decl_function_context, decl_type_context, real_zerop,
2954         type_num_arguments, fit_double_type, really_constant_p,
2955         int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
2956         compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
2957         real_twop, real_minus_onep, int_cst_value): Likewise.
2958
2959 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2960
2961         * cfglayout.c (insn_scope, insn_line): Constify.
2962         * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
2963         const_double_htab_hash, const_double_htab_eq,
2964         mem_attrs_htab_hash): Likewise.
2965         * loop-iv.c (biv_eq): Likewise.
2966         * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
2967         print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
2968         debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
2969         Likewise. 
2970         * rtl-error.c (location_for_asm, diagnostic_for_asm,
2971         error_for_asm, warning_for_asm, _fatal_insn,
2972         _fatal_insn_not_found): Likewise. 
2973         * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
2974         rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
2975         rtl_check_failed_type2, rtl_check_failed_code1,
2976         rtl_check_failed_code2, rtl_check_failed_code_mode,
2977         rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
2978         * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
2979         rtl_check_failed_type2, rtl_check_failed_code1,
2980         rtl_check_failed_code2, rtl_check_failed_code_mode,
2981         rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
2982         SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
2983         shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
2984         get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
2985         mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
2986         rtx_unstable_p, get_integer_term, get_related_value,
2987         offset_within_block_p, reg_mentioned_p, count_occurrences,
2988         reg_referenced_p, reg_used_between_p, no_labels_between_p,
2989         single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
2990         reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
2991         find_reg_note, find_regno_note, find_reg_equal_equiv_note,
2992         find_constant_src, find_reg_fusage, find_regno_fusage,
2993         pure_call_p, remove_note, side_effects_p, volatile_refs_p,
2994         volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
2995         may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
2996         computed_jump_p, auto_inc_p, in_expr_list_p,
2997         remove_node_from_expr_list, loc_mentioned_in_p,
2998         label_is_jump_target_p, reversed_comparison_code_parts,
2999         debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3000         print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3001         print_inline_rtx): Likewise.
3002         * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3003         computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3004         rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3005         get_integer_term, get_related_value, offset_within_block_p,
3006         count_occurrences, reg_mentioned_p, no_labels_between_p,
3007         reg_used_between_p, reg_referenced_p, single_set_2,
3008         multiple_sets, set_noop_p, refers_to_regno_p,
3009         reg_overlap_mentioned_p, dead_or_set_p,
3010         covers_regno_no_parallel_p, covers_regno_p,
3011         dead_or_set_regno_p, find_reg_note, find_regno_note,
3012         find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3013         find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3014         remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3015         side_effects_p, may_trap_p_1, may_trap_p,
3016         may_trap_after_code_motion_p, may_trap_or_fault_p,
3017         inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3018         computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3019         subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3020         * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3021         mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3022         Likewise. 
3023         * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3024         warning_for_asm): Likewise.
3025         * tree.h (print_rtl): Likewise.
3026         * varasm.c (get_pool_mode): Likewise.
3027
3028 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3029
3030         * c-lex.c (c_lex_with_flags, lex_string): Constify.
3031         * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3032         * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3033         * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3034         * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3035         * ddg.c (compare_sccs): Likewise.
3036         * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3037         * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3038         decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3039         decimal_do_fix_trunc, decimal_real_to_integer,
3040         decimal_real_to_integer2, decimal_real_maxval): Likewise.
3041         * dse.c (const_group_info_t): New.
3042         (invariant_group_base_eq, invariant_group_base_hash): Constify.
3043         * dwarf2out.c (const_dw_die_ref): New.
3044         (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3045         * tree-browser.c (TB_parent_eq): Likewise.
3046         * unwind-dw2-fde.c (__register_frame_info_bases,
3047         __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3048         add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3049         Likewise.
3050         * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3051         * unwind-dw2.c (uw_frame_state_for): Likewise.
3052         * value-prof.c (histogram_hash, histogram_eq): Likewise.
3053         * value-prof.h (const_histogram_value): New.
3054
3055 2007-07-25  Richard Sandiford  <richard@codesourcery.com>
3056
3057         * config/mips/mips.c (machine_function): Add
3058         initialized_mips16_gp_pseudo_p.
3059         (mips16_gp_pseudo_reg): Do not emit the initialization of
3060         mips16_gp_pseudo_rtx when being called from the gimple cost-
3061         calculation routines; emit it on the first use outside those
3062         routines.
3063
3064 2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3065
3066         * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3067         New.
3068         
3069         * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3070         RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3071         RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3072         RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3073         RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3074         Preserve const-ness of parameters through use of __typeof(),
3075         also constify and tidy.
3076         
3077         * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3078         TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3079         NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3080         CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3081         OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3082         GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3083         PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3084         TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3085         TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3086
3087 2007-07-25  Julian Brown  <julian@codesourcery.com>
3088             Mark Shinwell  <shinwell@codesourcery.com>
3089
3090         * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3091         (alpha_mangle_type): This.
3092         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3093         (TARGET_MANGLE_TYPE): Define this instead.
3094         * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3095         * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3096         (arm_init_neon_builtins): Fix comment.
3097         (arm_mangle_map_entry): New.
3098         (arm_mangle_map): New.
3099         (arm_mangle_type): New.
3100         * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3101         (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3102         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3103         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3104         (TARGET_MANGLE_TYPE): Define this instead.
3105         * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3106         (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT  and restrict
3107         mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3108         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3109         (TARGET_MANGLE_TYPE): Define this instead.
3110         * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3111         to...
3112         (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3113         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3114         (TARGET_MANGLE_TYPE): Define this instead.
3115         * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3116         (s390_mangle_type): This.
3117         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3118         (TARGET_MANGLE_TYPE): Define this instead.
3119         * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3120         (sparc_mangle_type): This.
3121         (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3122         (TARGET_MANGLE_TYPE): Define this instead.
3123         * cp/mangle.c (write_type): Call mangle_type target hook on all
3124         types before mangling.  Use original type, not main variant, as
3125         argument.
3126         * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3127         (TARGET_MANGLE_TYPE): This.
3128         * target.h (gcc_target): Rename mangle_fundamental_type to
3129         mangle_type.
3130         * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3131         (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3132
3133 2007-07-25  Julian Brown  <julian@codesourcery.com>
3134             Paul Brook  <paul@codesourcery.com>
3135             Joseph Myers  <joseph@codesourcery.com>
3136             Mark Shinwell  <shinwell@codesourcery.com>
3137
3138         * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3139         * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3140         (with_fpu): Allow --with-fpu=neon.
3141         * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3142         * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3143         * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3144         * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3145         (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3146         (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3147         (neon_emit_pair_result_insn, neon_disambiguate_copy)
3148         (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3149         (output_move_neon): Add prototypes.
3150         * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3151         (all_fpus): Add FPUTYPE_NEON.
3152         (fp_model_for_fpu): Add NEON field.
3153         (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3154         (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3155         in registers.
3156         (arm_legitimate_address_p): Don't support fancy addressing for NEON
3157         structure moves.
3158         (thumb2_legitimate_address_p): Likewise.
3159         (neon_valid_immediate): Recognize and prepare constants suitable for
3160         NEON instructions.
3161         (neon_immediate_valid_for_move): New function. Recognize and prepare
3162         immediates for NEON move instructions.
3163         (neon_immediate_valid_for_logic): New function. Recognize and
3164         prepare immediates for NEON logic instructions.
3165         (neon_output_logic_immediate): New function. Create asm string
3166         suitable for outputting immediate logic instructions.
3167         (neon_pairwise_reduce): New function. Implement reduction using
3168         pairwise operations.
3169         (neon_expand_vector_init): New function. Expand a (possibly
3170         non-constant) vector initialization.
3171         (neon_vector_mem_operand): New function. Memory operands supported
3172         for quad-word loads/stores to/from ARM or NEON registers. Don't
3173         allow base+offset addressing for core regs.
3174         (neon_struct_mem_operand): New function. Valid mems for NEON
3175         structure moves.
3176         (coproc_secondary_reload_class): Enable NEON registers to be loaded
3177         from neon_vector_mem_operand addresses without a secondary register.
3178         (add_minipool_forward_ref): Handle >8-byte minipool entries.
3179         (add_minipool_backward_ref): Likewise.
3180         (dump_minipool): Likewise.
3181         (push_minipool_fix): Likewise.
3182         (output_move_quad): New function. Output quad-word moves, loads and
3183         stores using ARM registers.
3184         (output_move_vfp): Add support for vectors in VFP (NEON) D
3185         registers.
3186         (output_move_neon): Output a NEON load/store to/from a quadword
3187         register.
3188         (arm_print_operand): Implement new codes:
3189         - 'c' for unadorned integers (without a # sign).
3190         - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3191         mode.
3192         - 'e', 'f' for the low and high D parts of a NEON Q register.
3193         - 'q' outputs a NEON Q register.
3194         - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3195         - 'T' prints NEON opcode features from a coded bitmask.
3196         - 'F' is similar to T, but signed/unsigned codes both print as
3197         'i'.
3198         - 't' is similar to T, but 'u' is printed instead of 'p'.
3199         - 'O' prints 'r' if NEON instruction should perform rounding (as
3200         specified by bitmask), else prints nothing.
3201         - '#' is a punctuation character to stop operand numbers from
3202         running together with following digits in the assembler
3203         strings for instructions (when using mode attributes).
3204         (arm_assemble_integer): Handle extra NEON vector modes. Permute
3205         constant vectors in big-endian mode, where necessary.
3206         (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3207         Handle EI, OI, CI, XI modes.
3208         (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3209         (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3210         (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3211         (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3212         (neon_builtin_type_bits): Add enumeration, one bit for each vector
3213         type.
3214         (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3215         (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3216         to turn v8qi, etc. into bits defined above.
3217         (neon_itype): New enumeration. Classifications of NEON builtins.
3218         (neon_builtin_datum): Define struct. Contains information about
3219         a single builtin (with multiple modes).
3220         (CF): Define helper macro for...
3221         (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3222         modes.
3223         (neon_builtin_data): New array. Define information about builtins
3224         for use during initialization/expansion.
3225         (arm_init_neon_builtins): New function.
3226         (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3227         true.
3228         (neon_builtin_compare): New function.
3229         (locate_neon_builtin_icode): New function. Find an insn code for a
3230         builtin given a function code for that builtin. Also return type of
3231         builtin (NEON_BINOP, NEON_UNOP etc.).
3232         (builtin_arg): New enumeration. Types of arguments for builtins.
3233         (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3234         Takes a variable argument list of builtin_arg types, terminated by
3235         NEON_ARG_STOP.
3236         (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3237         (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3238         (neon_emit_pair_result_insn): New function. Support returning pairs
3239         of vectors via a pointer.
3240         (neon_disambiguate_copy): New function. Set up operands for a
3241         multi-word copy such that registers do not get clobbered.
3242         (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3243         ARM_BUILTIN_NEON_BASE.
3244         (arm_file_start): Set float-abi attribute for NEON.
3245         (arm_vector_mode_supported_p): Enable NEON vector modes.
3246         (arm_mangle_map_entry): New.
3247         (arm_mangle_map): New.
3248         (arm_mangle_vector_type): New.
3249         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3250         when appropriate.
3251         (TARGET_NEON): New macro. Target supports NEON.
3252         (fputype): Add FPUTYPE_NEON.
3253         (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3254         for vectorization based on command-line arg.
3255         (NEON_REGNO_OK_FOR_NREGS): Define.
3256         (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3257         (VALID_NEON_STRUCT_MODE): Define.
3258         (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3259         (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3260         * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3261         (consttable_16): Add pattern for outputting 16-byte minipool
3262         entries.
3263         (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3264         vec-common.md).
3265         (vec-common.md, neon.md): Include md files.
3266         * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3267         * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3268         (memory_constraint "Ut", "Un", "Us"): Define.
3269         * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3270         (MMX_char): New mode attribute.
3271         (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3272         (*add<mode>3_iwmmxt): New insn pattern.
3273         (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3274         (*sub<mode>3_iwmmxt): New insn pattern.
3275         (mulv4hi3): Rename to...
3276         (*mulv4hi3_iwmmxt): This.
3277         (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3278         (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3279         (uminv4hi3, uminv2si3): Remove. Replace with...
3280         (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3281         (*umin<mode>3_iwmmxt): These.
3282         (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3283         (ashr<mode>3_iwmmxt): This new pattern.
3284         (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3285         (lshr<mode>3_iwmmxt): This new pattern.
3286         (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3287         (ashl<mode>3_iwmmxt): This new pattern.
3288         * config/arm/neon-docgen.ml: New file. Generate documentation for
3289         intrinsics.
3290         * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3291         * config/arm/arm_neon.h: New (autogenerated).
3292         * config/arm/neon-testgen.ml: New file. Generate NEON tests
3293         automatically.
3294         * config/arm/neon.md: New file. Define NEON instructions.
3295         * config/arm/neon.ml: New file. Abstract description of NEON
3296         instructions, used to generate arm_neon.h header, documentation and
3297         tests.
3298         * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3299         * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3300         support.
3301         * doc/extend.texi (ARM Built-in Functions): Rename and remove
3302         extraneous comma.
3303         (ARM NEON Intrinsics): New subsection.
3304         * doc/arm-neon-intrinsics.texi: New (autogenerated).
3305
3306 2007-07-25  Danny Smith   <dannysmith@users.sourceforge.net>
3307
3308         * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3309         prototype.
3310
3311 2007-07-24  Jan Hubicka  <jh@suse.cz>
3312
3313         * regclass.c (move_table): New type.
3314         (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3315         (init_move_cost): Break out from ...
3316         (init_reg_sets_1): ... here; simplify computation of
3317         have_regs-of_mode and contains_reg_of_mode.
3318         (record_reg_classes): Unswitch internal loops.
3319         (copy_cost): Trigger lazy initialization of move cost
3320         (record_address_regs): Likewise.
3321
3322 2007-07-24  Daniel Berlin  <dberlin@dberlin.org>
3323
3324         * config/darwin.c (darwin_override_options): Don't force on
3325         flag_var_tracking_uninit when no debug info is requested.
3326
3327 2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>
3328
3329         * cfgloop.c (init_loops_structure): New function.
3330         (flow_loops_find): Create root of the loop tree unconditionally.
3331
3332 2007-07-24  Daniel Jacobowitz  <dan@codesourcery.com>
3333
3334         * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3335
3336 2007-07-24  Jan Hubicka  <jh@suse.cz>
3337
3338         * caller-save.c: Include ggc.h, gt-caller-save.h
3339         (reg_save_code, reg_restore_code): Rename to ...
3340         (cached_reg_save_code, cached_reg_restore_code): ... those.
3341         (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3342         (reg_save_code, reg_restore_code): New functions.
3343         (init_caller_save): Do not intialize
3344         reg_save_code/reg_restore_code tables.
3345         * Makefile.in: (gt-caller-save.h): New.
3346
3347 2007-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
3348
3349         * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3350         with the mode of the original operand instead of
3351         integer_one_node.
3352
3353 2007-07-23  Jan Hubicka  <jH@suse.cz>
3354
3355         * i386.c (ix86_secondary_memory_needed): Break out to...
3356         (inline_secondary_memory_needed): ... here.
3357         (ix86_memory_move_cost): Break out to ...
3358         (inline_memory_move_cost): ... here; add support for IN value of 2 for
3359         maximum of input and output; fix handling of Q_REGS on 64bit.
3360         (ix86_secondary_memory_needed): Microoptimize.
3361
3362 2007-07-23  Sebastian Pop  <sebpop@gmail.com>
3363
3364         * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3365         create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3366         stmts_from_loop, known_dependences_p, build_rdg): New.
3367         * tree-data-ref.h: Depends on graphds.h.
3368         (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3369         (build_rdg): Declared.
3370         * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3371
3372 2007-07-23  Daniel Berlin  <dberlin@dberlin.org>
3373
3374         * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3375         ccp_min_invariant.
3376
3377 2007-07-23  Peter Bergner  <bergner@vnet.ibm.com>
3378             Jakub Jelinek  <jakub@redhat.com>
3379
3380         PR middle-end/PR28690
3381         * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3382         * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3383         and MEM_POINTER operands over REG and MEM operands.
3384         (swap_commutative_operands_p): Change return value to bool.
3385         * rtl.h: Update the corresponding prototype.
3386         * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3387         instead of gen_rtx_PLUS.
3388         * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3389         value to bool.  Change function arguments to rtx's and update code
3390         to match.
3391         (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3392         calls to match the new declaration.
3393         * simplify-rtx.c (simplify_associative_operation): Don't
3394         reorder simplify_binary_operation arguments.
3395
3396 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3397
3398         * config/mips/mips.c (override_options): Use mips_costs to derive
3399         the default branch cost.
3400         * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3401         than mips_costs.
3402         * config/mips/mips.opt (mbranch-cost=): New option.
3403         * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3404
3405 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3406
3407         * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3408         (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3409         * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3410         instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3411
3412 2007-07-23  Richard Sandiford  <richard@codesourcery.com>
3413
3414         * config/mips/constraints.md (ks): New constraint.
3415         * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3416         (*add<mode>3_mips16): ...here.
3417
3418 2007-07-21  Uros Bizjak  <ubizjak@gmail.com>
3419
3420         * optabs.h (enum optab_index): Add new OTI_signbit.
3421         (signbit_optab): Define corresponding macro.
3422         (enum insn_code signbit_optab[]): Remove array.
3423         * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3424         (expand_copysign_absneg): If back end provides signbit insn, use it
3425         instead of bit operations on floating point argument.
3426         * builtins.c (enum insn_code signbit_optab[]): Remove array.
3427         (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3428         availability of signbit insn.
3429
3430         * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3431         signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3432         SSE mode is not active.
3433         (isinf<mode>2): Disable for mfpmath=sse,387.
3434
3435 2007-07-22  Ben Elliston  <bje@au.ibm.com>
3436
3437         * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3438         `class' parameter.
3439         * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3440
3441 2007-07-20  Richard Guenther  <rguenther@suse.de>
3442
3443         * tree-cfg.c (verify_expr): COND_EXPRs can have any
3444         integral typed condition.
3445         * tree-ssa.c (useless_type_conversion_p): Do not preserve
3446         booleanness.  Only preserve conversions from a non-base
3447         type to a base type, not in general between types with
3448         different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3449         * tree.def (COND_EXPR): Document that the condition
3450         can be of any integral type.
3451
3452 2007-07-20  Nigel Stephens  <nigel@mips.com>
3453             Richard Sandiford  <richard@codesourcery.com>
3454
3455         * config/mips/mips.h (mips_dwarf_regno): Declare.
3456         (DBX_REGISTER_NUMBER): Remove redundant brackets.
3457         (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3458         (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3459         (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3460         (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3461         (REG_CLASS_NAMES): Update accordingly.
3462         * config/mips/mips.c (mips_dwarf_regno): New array.
3463         (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3464         (mips_subword): Remove special handling for accumulator registers.
3465         (override_options): Initiailize mips_dwarf_regno.  Remove use
3466         of ACC_HI_REG_P.
3467         (mips_swap_registers): New function.
3468         (mips_conditional_register_usage): Swap accumulator registers
3469         around if TARGET_LITTLE_ENDIAN.
3470         (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3471         * config/mips/constraints.md (h, l): Use the endianness to choose
3472         between MD0_REG and MD1_REG.
3473         * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3474         alternative-dependent template.
3475
3476 2007-07-20  Richard Sandiford  <richard@codesourcery.com>
3477
3478         * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3479         no_new_pseudos.
3480
3481 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3482
3483         * function.c (thread_prologue_and_epilogue_insns): Fix exit
3484         predecessor fallthru flags.
3485
3486 2007-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
3487
3488         * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3489         of compare to the same type.
3490         * cfgloopmanip.c (add_loop): Update information about loop exits.
3491         (loop_version): Remove the innermost loop requirement.
3492         * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3493         to sizetype for pointers.
3494
3495 2007-07-18  H.J. Lu  <hongjiu.lu@intel.com>
3496
3497         * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3498         (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3499         (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3500
3501         * config/dfp-bit.c: Empty for TFmode conversions.
3502
3503 2007-07-18  Caroline Tice  <ctice@apple.com>
3504         
3505         * var-tracking.c (find_src_status):  Check for  COND_EXEC insns
3506         and handle them correctly; check that src is not NULL before
3507         trying to use it.
3508         (find_src_set_src): Likewise.
3509         
3510 2007-07-18  Bob Wilson  <bob.wilson@acm.org>
3511         
3512         * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3513         (struct alignment_context, init_alignment_context): New.
3514         (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3515         * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3516         (XCHAL_HAVE_S32C1I): Likewise.
3517         (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3518         * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3519         (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3520         (ATOMIC, HQI): New macros.
3521         (memory_barrier, *memory_barrier): New.
3522         (sync_lock_releasesi): New.
3523         (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3524         (sync_lock_test_and_set<mode>): New.
3525         (sync_<atomic><mode>): New.
3526         (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3527         * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3528         (xtensa_expand_atomic): New.
3529         
3530 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3531
3532         PR target/30652
3533
3534         * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3535         transformation for builtin ISNORMAL.
3536         (expand_builtin): Handle BUILT_IN_ISNORMAL.
3537         * builtins.def (BUILT_IN_ISNORMAL): New.
3538         * doc/extend.texi: Document isnormal.
3539
3540 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3541
3542         PR target/30652
3543
3544         * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3545         optabs infrastructure.  Provide generic implementation for
3546         FINITE/ISFINITE.
3547         (expand_builtin): Handle FINITE/ISFINITE.
3548         (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3549         (fold_builtin_1): Likewise.
3550
3551         * builtins.def (BUILT_IN_ISFINITE): New.
3552
3553         * doc/extend.texi: Document isfinite.
3554
3555 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3556
3557         PR target/30652
3558         PR middle-end/20558
3559
3560         * builtins.c (expand_builtin_interclass_mathfn): Provide a
3561         generic fallback for isinf.
3562         * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3563         calculation code ...
3564         * real.c (get_max_float): ... to here.
3565         * real.h (get_max_float): New.
3566
3567 2007-07-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3568
3569         PR middle-end/32668
3570
3571         * builtin-attrs.def (ATTR_TYPEGENERIC,
3572         ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3573
3574         * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3575         BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3576         BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3577         BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3578
3579         * c-common.c (handle_type_generic_attribute): New.
3580         (c_common_attribute_table): Add "type generic".
3581
3582         * c-typeck.c (convert_arguments): Handle "type generic" functions.
3583
3584 2007-07-18  Daniel Berlin  <dberlin@dberlin.org>
3585
3586         * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3587         * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3588         properly.
3589
3590 2007-07-18  Rask Ingemann Lambertsen  <rask@sygehus.dk>
3591
3592         PR target/32808
3593         * config/cris/cris.c (cris_print_index): Don't use XEXP before
3594         checking that the operand is an expression.
3595
3596 2007-07-19  Christoph von Wittich  <Christoph_vW@reactos.org>
3597             Danny Smith  <dannysmith@users.sourceforge.net>
3598
3599         PR/other 30335
3600         * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3601         file mapping object in local namespace if Windows version later
3602         than NT4
3603
3604 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3605
3606         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3607         * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3608         arm_cannot_force_const_mem.
3609         (arm_cannot_force_const_mem): New function.
3610         * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3611         (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3612         of arm_tls_referenced_p.
3613         * config/arm/arm.md (movsi): Split out-of-section constants when
3614         ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3615         * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3616
3617 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3618
3619         * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3620
3621 2007-07-18  Richard Sandiford  <richard@codesourcery.com>
3622
3623         * config/mips/mips.md (*extendqihi2): Convert the destination
3624         to SImode.
3625
3626 2007-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3627
3628         * config/pa/fptr.c: Update license header.
3629         * config/pa/milli64.S: Likewise.
3630
3631 2007-07-17  Nick Clifton  <nickc@redhat.com>
3632
3633         * COPYING_v3: New file.  Contains version 3 of the GNU General
3634         Public License.
3635         * COPYING.LIB_v3: New file.  Contains version 3 of the GNU
3636         Lesser General Public License.
3637         * doc/include/gpl_v3.texi: New file.  Contains version 3 of
3638         the GNU General Public License.
3639
3640 2007-07-17  Zdenek Dvorak  <dvorakz@suse.cz>
3641
3642         PR rtl-optimization/32773
3643         * cfglayout.c (force_one_exit_fallthru): New function.
3644         (cfg_layout_finalize): Use it.
3645
3646 2007-07-16  Richard Guenther  <rguenther@suse.de>
3647             Uros Bizjak  <ubizjak@gmail.com>
3648
3649         * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3650         before forcing it to gimple operand.
3651
3652 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3653             David Ung  <davidu@mips.com>
3654
3655         * config/mips/mips.h (TUNE_24K): Define.
3656         (TUNE_MACC_CHAINS): Add TUNE_24K.
3657         * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3658         imadd.
3659         * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3660         (r74k_int_madd): .. this new reservation.
3661         (define_bypass): Fixed bypasses for r74k_int_madd to use
3662         mips_linked_madd_p.
3663         * config/mips/24k.md (define_bypass): Define new
3664         r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3665
3666 2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
3667             Nigel Stephens  <nigel@mips.com>
3668
3669         * config/mips/mips.md:  Include 20kc.md.
3670         * config/mips/20kc.md: New file.
3671         * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3672         (mips_adjust_cost): Tweak for 20Kc.
3673         (mips_issue_rate): Likewise.
3674         * config/mips/mips.h (TUNE_20KC): Define.
3675
3676 2007-07-16  David Edelsohn  <edelsohn@gnu.og>
3677
3678         * config/rs6000/rs6000.c (struct processor_cost): Add
3679         cache_line_size, l1_cache_lines, and simultaneous_prefetches
3680         fields.
3681         (*_cost): Add cache information.
3682         (rs6000_override_options): Set cache parameters.
3683
3684 2007-07-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3685
3686         PR bootstrap/3456
3687         * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
3688         * doc/install.texi (mips-sgi-irix6): pthread support works now.
3689
3690 2007-07-16  Paul Brook  <paul@codesourcery.com>
3691
3692         PR target/32753
3693         * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
3694         (cirrus_thumb2_movsi_insn): Ditto.
3695
3696 2007-07-15  Geoffrey Keating  <geoffk@apple.com>
3697
3698         * config/rs6000/darwin-fallback.c (interpret_libc): Change
3699         CR2_REGNO to R_CR2.
3700
3701 2007-07-15  Andrew Haley  <aph@redhat.com>
3702
3703         * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
3704         before looking in the context.
3705
3706 2007-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3707
3708         PR middle-end/32398
3709         PR middle-end/32769
3710         * pa-protos.h (pa_eh_return_handler_rtx): Declare.
3711         * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
3712         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3713         (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
3714         to generate .CALLINFO statement.
3715         (hppa_expand_prologue): Set rp_saved.
3716         (hppa_expand_epilogue): Use rp_saved.
3717         (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
3718         * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
3719
3720 2007-07-14  Dirk Mueller  <dmueller@suse.de>
3721
3722         * omega.c (coalesce): Fix memory leak on early exit.
3723         * matrix-reorg.c (check_allocation_function): Likewise.
3724         * tree-vect-transform.c (vect_get_new_vect_var): free result
3725         of concat().
3726         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3727         pass pointer to edge vector
3728         (partition_hot_cold_basic_blocks): Fix memory leak.
3729         * collect2.c (prefix_from_string): Free temporary storage.
3730         * reload1.c (fixup_abnormal_edges): Free sbitmap.
3731
3732 2007-07-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3733
3734         * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
3735         (DO_GLOBAL_DTORS_BODY): Likewise.
3736
3737 2007-07-14  Sandra Loosemore  <sandra@codesourcery.com>
3738             Nigel Stephens  <nigel@mips.com>
3739
3740         * config/mips/mips.c (mips_classify_symbol): Don't return
3741         SYMBOL_SMALL_DATA for constant pool addresses if
3742         TARGET_EMBEDDED_DATA is true.
3743
3744 2007-07-14  Uros Bizjak  <ubizjak@gmail.com>
3745
3746         * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
3747         except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
3748         __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
3749         __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
3750         __builtin_ia32_storehps, __builtin_ia32_storelps,
3751         __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
3752         __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
3753         __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
3754         __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
3755         __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
3756         __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
3757         __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
3758         __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
3759         using def_builtin_const.
3760
3761 2007-07-14  Eric Botcazou  <ebotcazou@adacore.com>
3762
3763         PR tree-optimization/32705
3764         * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
3765         (simplify_binary_expression): Use SSA_VAL consistently.
3766
3767 2007-07-13  David Edelsohn  <edelsohn@gnu.org>
3768
3769         * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
3770         (SPEFSCR_REGNO): Delete definition.
3771         * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
3772         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3773         * config/rs6000/rs6000.h: Do not define *_REGNO.
3774         LINK_REGISTER_REGNUM -> LR_REGNO.
3775         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3776         * config/rs6000/predicates.md: LINK_REGISTER_REGNUM ->  LR_REGNO.
3777         COUNT_REGISTER_REGNUM -> CTR_REGNO.
3778         * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
3779         R_VRSAVE, R_VSCR. Use them.
3780         * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
3781         R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR.  Use them.
3782         * config/rs6000/rs6000.md: Define REGNO constants.  Use them.
3783         * config/rs6000/aix.h: Define R_LR.  Use it.
3784         
3785 2007-07-13  Caroline Tice  <ctice@apple.com>
3786         
3787         * toplev.c (process_options): Turn flag_var_tracking_uninit off when
3788         flag_var_tracking is explicitly turned off (i.e. when variable
3789         tracking is not feasible); otherwise, turn flag_var_tracking on when
3790         flag_var_tracking_uninit is on.
3791         * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
3792         note definitions, to allow recording of initialization status in the
3793         notes.
3794         * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
3795         (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
3796         determine if two note locations are equal.
3797         (output_loc_list): Don't output list entries whose start & end labels
3798         are the same.
3799         (reg_loc_descriptor): Add parameter for initialization status; pass it
3800         to other loc descriptor functions.
3801         (one_reg_loc_descriptor): Add parameter for initialization status;
3802         check its value and add DW_OP_GNU_uninit to returned loc descr if
3803         appropriate.
3804         (multiple_reg_loc_descriptor): Add parameter for initialization
3805         status;
3806         pass init status argument to other loc descriptor functions; check
3807         value of intialization parameter and add DW_OP_GNU_uninit to returned
3808         loc descr if appropriate.
3809         (based_loc_descr): Add parameter for initialization status; add new
3810         variable for return value; check value of initialization parameter and
3811         add DW_OP_GNU_uninit to returned loc descr if appropriate.
3812         (concatn_mem_loc_descriptor): Add parameter for initialization status;
3813         pass init status argument to other loc descriptor functions; check
3814         value of intialization parameter and add DW_OP_GNU_uninit to returned
3815         loc descr if appropriate.
3816         (mem_loc_descriptor): Likewise.
3817         (concat_loc_descriptor): Likewise.
3818         (concatn_loc_descriptor): Likewise.
3819         (loc_descriptor): Add parameter for initialization status; pass it as
3820         argument to other loc descriptor function calls.
3821         (loc_descriptor_from_tree_1): Add appropriate initialization status
3822         to loc descriptor function calls.
3823         (add_location_or_const_value_attribute): Get initialization status
3824         from VAR_LOCATION note; add initialization status to loc descriptor
3825         function calls.
3826         * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
3827         * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
3828         status is uninitialized, add "[uninint]" to output.
3829         * common.opt (fvar-tracking-uninit): New option, similar to
3830         fvar-tracking, to turn on tracking of uninitialized variables; creates
3831         a new global flag, flag_var_tracking_uninit.
3832         * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
3833         (enum var_init_status): New type, for var initialization status field.
3834         * var-tracking.c (struct location_chain_def): Two new fields, init,
3835         for initialization status, and set_src for the assignment value expr.
3836         (unshare_variable): New parameter for initialization status;
3837         initialize new init and set_src fields.
3838         (var_reg_set): New parameters for initialization status and value;
3839         pass them to set_variable_part.
3840         (var_mem_set): Likewise.
3841         (get_init_value): New function.
3842         (var_reg_delete_and_set): New initialization status & value
3843         parameters; add call to get_init_value if status is unknown; pass new
3844         parameters to clobber_variable_part and var_reg_set.
3845         (var_mem_delete_and_set): Likewise.
3846         (var_reg_delete): Pass null set_src value to clobber_variable_part.
3847         (var_mem_delete): Likewise.
3848         (variable_union): Pass status to unshare_variable; initialize new init
3849         and set_src fields. If flag_var_tracking_uninit is not set, force
3850         status to initialized.
3851         (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
3852         used later to get the set_src value.
3853         (find_src_status): New function.
3854         (find_src_set_src): New function.
3855         (compute_bb_dataflow): Pass init status to calls to var_reg_set,
3856         var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
3857         MO_SET, get set_src value and pass it to var_reg_delete_and_set
3858         and var_mem_delete_and_set.
3859         (dump_variable): Print out "[uninit]" if appropriate.
3860         (set_variable_part): Add new initialization and set_src parameters;
3861         pass status to unshare_variable; set node->init and node- >set_src
3862         fields and modify slot in hash table appropriately; save the init and
3863         set_src values if appropriate and assign to the new node.
3864         (clobber_variable_part): New set_src parameter; if two nodes have
3865         same variable and same location but different set_src (assignment)
3866         values, clobber old node.