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