1 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3 * regclass.c (init_reg_autoinc): Fix typo.
5 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7 Fix PR tree-optimization/33173
8 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
10 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.h (VALID_DFP_MODE_P): New.
14 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
17 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
18 David Ung <davidu@mips.com>
19 Nigel Stephens <nigel@mips.com>
21 Separate target-specific initialization from general
22 back-end initialization.
24 * toplev.c (init_alignments): New, split out from...
25 (process_options): ...here.
26 (backend_init_target): New, split out from...
27 (backend_init): ...here.
28 (lang_dependent_init_target): New, split out from...
29 (lang_dependent_init): ...here.
31 * toplev.h (target_reinit): Declare.
32 * expr.c (init_expr_target): Renamed from init_expr_once, since it
33 now can be called more than once. Update comments.
34 * expr.h (init_expr_target): Likewise.
35 * alias.c (init_alias_target): Renamed from init_alias_once, since it
36 now can be called more than once. Explicitly zero
37 static_reg_base_value.
38 * emit-rtl.c (init_emit_regs): New, split out from...
39 (init_emit_once): Here.
40 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
41 non-const, so that changes from command-line arguments can overwrite
42 values provided by the static initializers.
43 (initial_call_really_used_regs): New, used similarly to the above.
44 (initial_reg_names): Likewise.
45 (last_mode_for_init_move_cost): Promoted function-local static to
46 file-scope static to make it accessible outside init_move_cost.
47 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
48 Do not initialize inv_reg_alloc_order yet, either. Do initialize
49 reg_names since it is needed for parsing command-line options.
50 (init_move_cost): Use last_mode_for_init_move_cost instead of
51 function-local static.
52 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
53 call_really_used_regs now. Reinitialize reg_names. Also
54 initialize inv_reg_alloc_order. Zero reg_class_subunion and
55 reg_class_superunion. Clear losing_caller_save_reg_set.
56 Preserve global registers if called more than once. Reset
57 move cost, may_move_in_cost, may_move_out_cost, and
58 last_mode_for_init_move_cost.
59 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
60 can now be invoked more than once. Update comments.
61 (init_regs): Update comments.
62 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
63 and initial_call_really_used_regs, instead of the non-initial
64 variables. This allows us to save the command-line register settings
65 after target reinitialization.
66 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
67 * rtl.h (init_emit_regs): Declare.
68 (init_reg_modes_target, init_alias_target): Renamed as described
70 * reload1.c (init_reload): Update comments.
71 * optabs.c (init_optabs): Likewise.
72 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
74 2007-08-26 Chao-ying Fu <fu@mips.com>
76 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
79 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
81 * alias.c (memory_modified_1, memory_modified_in_insn_p):
83 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
85 * bb-reorder.c (copy_bb_p): Likewise.
86 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
87 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
88 block_ends_with_condjump_p): Likewise.
89 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
90 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
91 block_ends_with_condjump_p): Likewise.
92 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
93 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
94 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
95 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
96 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
97 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
98 debug_true_const_tree instad of debug_true_tree.
99 * debug.c (do_nothing_debug_hooks): Likewise.
100 * debug.h (ignore_block, debug_true_const_tree): Constify.
101 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
102 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
103 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
104 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
105 dbx_reg_number, is_based_loc, field_type,
106 simple_type_align_in_bits, simple_decl_align_in_bits,
107 simple_type_size_in_bits, field_byte_offset, insert_float,
108 type_tag, member_declared_type, is_redundant_typedef,
109 secname_for_decl, is_inlined_entry_point): Likewise.
110 * emit-rtl.c (const_next_insn, const_previous_insn,
111 const_next_nonnote_insn, const_prev_nonnote_insn,
112 const_next_real_insn, const_prev_real_insn,
113 const_next_active_insn, const_prev_active_insn, const_next_label,
114 const_prev_label): Likewise.
115 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
117 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
118 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
119 sched_insn_is_legitimate_for_speculation_p): Likewise.
120 * jump.c (reversed_comparison_code_parts,
121 reversed_comparison_code, reversed_comparison, condjump_label):
123 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
124 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
126 * rtl.h (const_previous_insn, const_next_insn,
127 const_prev_nonnote_insn, const_next_nonnote_insn,
128 const_prev_real_insn, const_next_real_insn,
129 const_prev_active_insn, const_next_active_insn, const_prev_label,
130 const_next_label, modified_between_p, modified_in_p,
131 const_note_storeskeep_with_call_p, condjump_label,
132 reversed_comparison, reversed_comparison_code,
133 reversed_comparison_code_parts, memory_modified_in_insn_p,
134 stack_regs_mentioned): Likewise.
135 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
136 keep_with_call_p): Likewise.
137 * sched-deps.c (deps_may_trap_p, sched_get_condition,
138 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
139 sd_lists_size, sd_lists_empty_p): Likewise.
140 * sched-int.h (sched_insns_conditions_mutex_p,
141 haifa_classify_insn, no_real_insns_p,
142 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
143 sd_lists_size, sd_lists_empty_p): Likewise.
144 * sdbout.c (sdb_debug_hooks): Likewise.
145 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
146 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
147 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
149 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
150 tree_can_throw_internal): Likewise.
151 * tree-flow-inline.h (phi_nodes): Likewise.
152 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
153 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
154 * tree-gimple.c (const_get_call_expr_in): Likewise.
155 * tree-gimple.h (const_get_call_expr_in): Likewise.
156 * tree.c (const_lookup_attribute, attribute_list_equal,
157 attribute_list_contained): Likewise.
158 * tree.h (attribute_list_equal, attribute_list_contained,
159 const_lookup_attribute): Likewise.
160 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
162 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
164 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
165 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
167 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
170 * config/alpha/constraints.md: Delete "svn:mime-type" property
171 with svn propdel "svn:mime-type".
173 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
176 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
177 non NOTE insn doesn't cross basic block.
178 (noce_try_abs): Likewise.
179 (noce_process_if_block): Likewise.
181 2007-08-26 David Edelsohn <edelsohn@gnu.org>
184 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
185 operand without auto-inc-dec.
186 * config/rs6000/rs6000.md (floatsidf2_internal): Use
187 offsettable_mem_operand.
188 (floatunssidf2_internal): Same.
189 (fix_truncdfsi2_internal): Same.
190 (floatsidf_ppc64): Same.
191 (floatunssidf_ppc64): Same.
192 (fix_trunctfsi2_internal): Same.
194 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
197 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
198 pass defines needed for version.c.
200 2007-08-25 Joseph Myers <joseph@codesourcery.com>
202 * configure.ac (--debug-prefix-map check): Change assembler
203 version presumed to have feature to 2.18.
204 * configure: Regenerate.
206 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
208 * c-common.c (vector_types_convertible_p,
209 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
210 self_promoting_args_p): Constify.
211 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
212 c_promoting_integer_type_p, self_promoting_args_p,
213 anon_aggr_type_p, vector_types_convertible_p): Likewise.
214 * c-decl.c (anon_aggr_type_p): Likewise.
215 * * c-dump.c (dump_stmt): Likewise.
216 * c-objc-common.c (has_c_linkage): Likewise.
217 * c-tree.h (same_translation_unit_p): Likewise.
218 * c-typeck.c (null_pointer_constant_p,
219 tagged_types_tu_compatible_p, function_types_compatible_p,
220 type_lists_compatible_p, lvalue_or_else, lvalue_p,
221 comptypes_internal, struct tagged_tu_seen_cache,
222 same_translation_unit_p, alloc_tagged_tu_seen_cache,
223 c_size_in_bytes): Likewise.
224 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
225 hash_ptr, eq_ptr): Likewise.
226 * langhooks-def.h (lhd_decl_ok_for_sibcall,
227 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
228 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
229 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
231 * optabs.c (optab_for_tree_code): Likewise.
232 * optabs.h (optab_for_tree_code): Likewise.
233 * rtl.h (simplify_rtx): Likewise.
234 * simplify-rtx.c (simplify_rtx): Likewise.
235 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
236 dump_flag, dump_node): Likewise.
237 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
238 queue_and_dump_type, dump_flag): Likewise.
239 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
240 * tree-pass.h (dump_node): Likewise.
241 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
242 supportable_narrowing_operation): Likewise.
243 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
244 supportable_narrowing_operation): Likewise.
245 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
246 is_negative_overflow_infinity, is_positive_overflow_infinity,
247 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
248 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
249 update_value_range, add_equivalence, ssa_name_nonnegative_p,
250 ssa_name_nonzero_p, fp_predicate): Likewise.
251 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
252 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
253 ssa_name_nonnegative_p): Likewise.
255 2007-08-25 Hans Kester <hans.kester@ellips.nl>
257 * config.gcc : Add x86_64-elf target.
259 2007-08-25 Jakub Jelinek <jakub@redhat.com>
261 * expr.c (store_expr): Fix order of store_by_pieces arguments.
263 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
264 Nigel Stephens <nigel@mips.com>
268 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
269 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
270 * expr.c (SET_BY_PIECES_P): Define.
271 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
272 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
273 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
275 * expr.h (SET_RATIO): Define.
276 (can_store_by_pieces, store_by_pieces): Update prototypes.
277 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
278 can_store_by_pieces/store_by_pieces.
279 (expand_builtin_memcpy_args): Likewise.
280 (expand_builtin_strncpy): Likewise.
281 (expand_builtin_memset_args): Likewise. Also remove special case
282 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
283 decide what to do instead.
284 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
285 to can_store_by_pieces.
287 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
288 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
290 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
291 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
292 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
293 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
294 (STORE_BY_PIECES_P): Define.
296 2007-08-24 Tom Tromey <tromey@redhat.com>
298 * varpool.c (varpool_last_needed_node): Fix comment typo.
299 * c-decl.c (duplicate_decls): Fix comment typo.
300 (clone_underlying_type): Update comment.
302 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
304 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
305 alpha_in_small_data_p, alpha_split_complex_arg,
306 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
308 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
309 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
311 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
312 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
313 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
314 * config/darwin.c (darwin_binds_local_p): Likewise.
315 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
317 * config/i386/i386-protos.h (i386_pe_binds_local_p,
318 i386_pe_valid_dllimport_attribute_p): Likewise.
319 * config/i386/i386.c (ix86_function_regparm,
320 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
321 x86_can_output_mi_thunk, ix86_mangle_type,
322 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
323 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
324 i386_pe_binds_local_p): Likewise.
326 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
327 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
328 ia64_invalid_conversion, ia64_invalid_unary_op,
329 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
331 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
332 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
333 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
334 * config/mips/mips.c (mips_use_blocks_for_constant_p,
335 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
336 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
337 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
338 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
339 * config/pa/pa.c (pa_commutative_p): Likewise.
340 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
342 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
343 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
344 rs6000_use_blocks_for_constant_p,
345 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
346 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
347 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
348 * config/s390/s390.c (s390_mangle_type,
349 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
351 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
352 th_in_small_data_p): Likewise.
353 * config/sh/sh.c (sh_ms_bitfield_layout_p,
354 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
356 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
357 sparc_mangle_type): Likewise.
358 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
359 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
360 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
362 * hooks.c (hook_bool_mode_const_rtx_false,
363 hook_bool_mode_const_rtx_true,
364 hook_bool_const_tree_hwi_hwi_const_tree_false,
365 hook_bool_const_tree_hwi_hwi_const_tree_true,
366 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
367 hook_constcharptr_const_tree_null,
368 hook_constcharptr_const_rtx_null,
369 hook_constcharptr_const_tree_const_tree_null,
370 hook_constcharptr_int_const_tree_null,
371 hook_constcharptr_int_const_tree_const_tree_null): New.
372 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
373 hook_bool_tree_hwi_hwi_tree_false,
374 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
375 hook_int_tree_tree_1, hook_constcharptr_tree_null,
376 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
377 hook_constcharptr_int_tree_null,
378 hook_constcharptr_int_tree_tree_null): Delete.
379 (default_can_output_mi_thunk_no_vcall): Constify.
380 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
381 hook_bool_tree_hwi_hwi_tree_false,
382 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
383 hook_int_tree_tree_1, hook_constcharptr_tree_null,
384 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
385 hook_constcharptr_int_tree_null,
386 hook_constcharptr_int_tree_tree_null): Delete.
387 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
388 hook_bool_const_tree_hwi_hwi_const_tree_false,
389 hook_bool_const_tree_hwi_hwi_const_tree_true,
390 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
391 hook_constcharptr_const_tree_null,
392 hook_constcharptr_const_rtx_null,
393 hook_constcharptr_const_tree_const_tree_null,
394 hook_constcharptr_int_const_tree_null,
395 hook_constcharptr_int_const_tree_const_tree_null): New.
396 (default_can_output_mi_thunk_no_vcall): Constify.
397 * integrate.c (function_attribute_inlinable_p): Likewise.
398 * integrate.h (function_attribute_inlinable_p): Likewise.
399 * jump.c (rtx_renumbered_equal_p): Likewise.
400 * output.h (decl_readonly_section, categorize_decl_for_section,
401 default_use_anchors_for_symbol_p, default_binds_local_p,
402 default_binds_local_p_1): Likewise.
403 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
405 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
406 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
407 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
408 TARGET_COMP_TYPE_ATTRIBUTES,
409 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
410 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
411 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
412 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
413 TARGET_DWARF_CALLING_CONVENTION): Likewise.
414 * target.h (can_output_mi_thunk, needs_block_p,
415 first_cycle_multipass_dfa_lookahead_guard_spec,
416 vector_alignment_reachable, comp_type_attributes,
417 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
418 commutative_p, use_blocks_for_constant_p,
419 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
420 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
421 invalid_within_doloop, valid_dllimport_attribute_p,
422 split_complex_arg, invalid_arg_for_unprototyped_fn,
423 invalid_conversion, invalid_unary_op, invalid_binary_op):
425 * targhooks.c (default_invalid_within_doloop,
426 hook_invalid_arg_for_unprototyped_fn,
427 default_builtin_vector_alignment_reachable): Likewise.
428 (hook_bool_rtx_commutative_p): Delete.
429 (hook_bool_const_rtx_commutative_p): New.
430 * targhooks.h (default_invalid_within_doloop,
431 default_builtin_vector_alignment_reachable,
432 hook_invalid_arg_for_unprototyped_fn): Constify.
433 (hook_bool_rtx_commutative_p): Delete.
434 (hook_bool_const_rtx_commutative_p): New.
435 * varasm.c (bss_initializer_p, decl_default_tls_model,
436 categorize_decl_for_section, decl_readonly_section,
437 default_use_anchors_for_symbol_p, default_binds_local_p,
438 default_binds_local_p_1): Constify.
440 2007-08-24 Jie Zhang <jie.zhang@analog.com>
442 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
443 __NO_BUILTIN if -fno-builtin.
445 2007-08-24 Jie Zhang <jie.zhang@analog.com>
447 * config/bfin/bfin.c (print_operand): Report error instead of
448 ICE for wrong operand.
450 2007-08-24 Michael Matz <matz@suse.de>
452 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
454 2007-08-24 Richard Guenther <rguenther@suse.de>
457 * tree-ssa.c (useless_type_conversion_p): Split into a
458 recursive and a non-recursive part.
459 (useless_type_conversion_p_1): New function.
460 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
461 from maybe_fold_offset_to_reference is trivially convertible
462 to the desired type before doing the simplification.
464 2007-08-24 Jakub Jelinek <jakub@redhat.com>
466 * expr.c (store_expr): Optimize initialization of an array
468 * expr.h (builtin_strncpy_read_str): New prototype.
469 * builtins.c (builtin_strncpy_read_str): Remove prototype.
472 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
475 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
476 field when initializing if_info structure.
478 2007-08-24 Richard Guenther <rguenther@suse.de>
480 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
482 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
483 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
484 * tree-inline.c (inlinable_function_p): Fold in common parts of
485 the cannot_inline_tree_fn langhook.
486 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
487 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
488 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
489 cannot_inline_tree_fn langhook.
490 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
491 cannot_inline_tree_fn member.
493 2007-08-24 Richard Guenther <rguenther@suse.de>
495 * expr.c (get_inner_reference): Do computation of bitoffset
496 from offset in a way we can detect overflow reliably.
498 2007-08-24 Jie Zhang <jie.zhang@analog.com>
500 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
502 2007-08-24 Jie Zhang <jie.zhang@analog.com>
504 * config/bfin/bfin.opt (mfast-fp): Add.
505 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
506 libbffastfp override libgcc if -mfast-fp.
507 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
508 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
509 (Blackfin Options): Document -mfast-fp.
511 2007-08-24 Jakub Jelinek <jakub@redhat.com>
513 PR tree-optimization/32573
515 * tree-data-ref.c (initialize_data_dependence_relation): Clear
516 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
517 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
518 (build_classic_dist_vector): Return false rather than true if
519 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
520 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
521 returned false. Don't call save_dist_v before calling
522 build_classic_dist_vector_1.
523 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
524 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
525 DDR_DIR_VECTS vectors.
527 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
529 * configure.ac (leb128): Modify sed statement to work with any binutils
531 * configure: Regenerate
533 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
535 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
536 Wrap in RTX_CODE macro guard.
537 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
538 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
539 arm_mark_dllimport, arm_pe_encode_section_info,
540 arm_pe_unique_section): Use ISO-C function declarations.
541 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
542 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
543 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
545 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
546 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
548 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
550 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
551 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
552 (register_move_cost): Use ISO-C function declarations.
553 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
554 * config/score/score-protos.h (score_declare_object): Add
556 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
558 * final.c (profile_function): Avoid empty if-bodies.
561 * calls.c (must_pass_in_stack_var_size,
562 must_pass_in_stack_var_size_or_pad): Constify.
563 * config/alpha/alpha-protos.h (function_value): Likewise.
564 * config/alpha/alpha.c (alpha_return_in_memory,
565 alpha_pass_by_reference, function_value,
566 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
567 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
569 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
570 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
571 TARGET_PROMOTE_PROTOTYPES): Likewise.
572 * config/arm/arm-protos.h (arm_return_in_memory,
573 arm_pad_arg_upward, arm_function_value): Likewise.
574 * config/arm/arm.c (arm_pass_by_reference,
575 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
576 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
577 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
579 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
580 * config/avr/avr-protos.h (avr_function_value): Likewise.
581 * config/avr/avr.c (avr_return_in_memory,
582 gas_output_limited_string, gas_output_ascii, avr_function_value,
583 avr_return_in_memory): Likewise.
584 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
585 * config/bfin/bfin.c (bfin_pass_by_reference,
586 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
587 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
589 * config/cris/cris.c (cris_pass_by_reference,
590 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
591 * config/crx/crx.c (crx_return_in_memory): Likewise.
592 * config/darwin.c (function_base, machopic_function_base_name):
594 * config/fr30/fr30.c (fr30_must_pass_in_stack,
595 TARGET_PROMOTE_PROTOTYPES): Likewise.
596 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
597 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
598 * config/i386/i386-protos.h (ix86_return_in_memory,
599 ix86_sol10_return_in_memory): Likewise.
600 * config/i386/i386.c (ix86_function_value,
601 ix86_function_sseregparm, ix86_must_pass_in_stack,
602 type_natural_mode, classify_argument, examine_argument,
603 construct_container, ix86_pass_by_reference, function_value_32,
604 function_value_64, ix86_function_value_1, return_in_memory_32,
605 return_in_memory_64, return_in_memory_ms_64,
606 ix86_return_in_memory, ix86_sol10_return_in_memory,
607 TARGET_PROMOTE_PROTOTYPES): Likewise.
608 * config/ia64/ia64-protos.h (ia64_function_value,
609 ia64_hpux_function_arg_padding): Likewise.
610 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
611 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
612 ia64_hpux_function_arg_padding): Likewise.
613 * config/iq2000/iq2000-protos.h (function_arg,
614 iq2000_function_value): Likewise.
615 * config/iq2000/iq2000.c (iq2000_return_in_memory,
616 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
617 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
618 function_arg, iq2000_function_value): Likewise.
619 * config/m32c/m32c-protos.h (m32c_function_value,
620 m32c_promote_function_return): Likewise.
621 * config/m32c/m32c.c (m32c_pass_by_reference,
622 m32c_promote_prototypes, m32c_promote_function_return,
623 m32c_function_value): Likewise.
624 * config/m32r/m32r.c (m32r_return_in_memory,
625 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
626 m32r_in_small_data_p): Likewise.
627 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
629 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
630 m68hc11_function_arg_padding): Likewise.
631 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
632 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
633 m68k_function_value): Likewise.
634 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
635 mcore_function_value): Likewise.
636 * config/mcore/mcore.c (handle_structs_in_regs,
637 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
638 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
639 mcore_num_arg_regs, mcore_function_value): Likewise.
640 * config/mips/mips-protos.h (mips_pad_arg_upward,
641 mips_function_value): Likewise.
642 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
643 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
644 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
645 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
646 mips_function_value): Likewise.
647 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
649 * config/mmix/mmix.c (mmix_pass_by_reference,
650 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
651 mmix_encode_section_info): Likewise.
652 * config/mn10300/mn10300-protos.h (mn10300_function_value):
654 * config/mn10300/mn10300.c (mn10300_return_in_memory,
655 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
656 mn10300_function_value): Likewise.
657 * config/mt/mt-protos.h (mt_function_value): Likewise.
658 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
659 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
660 * config/pa/pa-protos.h (function_arg_padding, function_value,
661 pa_return_in_memory): Likewise.
662 * config/pa/pa.c (pa_pass_by_reference,
663 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
664 function_arg_padding, function_value, pa_return_in_memory):
666 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
667 * config/rs6000/rs6000-protos.h (rs6000_function_value,
668 function_arg_padding): Likewise.
669 * config/rs6000/rs6000.c (rs6000_return_in_memory,
670 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
671 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
672 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
673 function_arg_padding, altivec_expand_dst_builtin,
674 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
675 altivec_init_builtins, rs6000_common_init_builtins,
676 rs6000_function_value): Likewise.
677 * s390/s390-protos.h (s390_function_value): Likewise.
678 * config/s390/s390.c (s390_function_arg_size,
679 s390_pass_by_reference, s390_return_in_memory,
680 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
681 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
682 * config/score/score-protos.h (score_function_value): Likewise.
683 * config/score/score.c (score_arg_partial_bytes,
684 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
685 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
686 score_pass_by_reference, score_add_offset, score_function_value):
688 * config/sh/sh-protos.h (sh_attr_renesas_p,
689 sh_promote_prototypes): Likewise.
690 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
691 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
692 sh_attr_renesas_p): Likewise.
693 * config/sparc/sparc-protos.h (function_value,
694 function_arg_padding): Likewise.
695 * config/sparc/sparc.c (sparc_promote_prototypes,
696 sparc_return_in_memory, sparc_pass_by_reference,
697 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
698 function_arg_record_value_2, function_arg_record_value_1,
699 function_arg_record_value, function_arg_record_value,
700 function_arg_padding, function_value): Likewise.
701 * config/spu/spu-protos.h (spu_function_value): Likewise.
702 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
703 spu_function_value): Likewise.
704 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
706 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
707 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
708 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
710 * config/v850/v850.c (v850_return_in_memory,
711 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
712 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
713 * config/xtensa/xtensa.c (xtensa_return_in_msb,
714 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
715 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
717 * explow.c (promote_mode, hard_function_value): Likewise.
718 * expr.h (hard_function_value, promote_mode): Likewise.
719 * function.c (aggregate_value_p): Likewise.
720 * hooks.c (hook_bool_const_tree_true): New.
721 * hooks.h (hook_bool_const_tree_true): New.
722 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
723 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
724 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
725 TARGET_RETURN_IN_MSB): Likewise.
726 * target.h (promote_function_args, promote_function_return,
727 promote_prototypes, return_in_memory, return_in_msb,
728 pass_by_reference, must_pass_in_stack, callee_copies,
729 function_value): Likewise.
730 * targhooks.c (default_return_in_memory,
731 hook_pass_by_reference_must_pass_in_stack,
732 hook_callee_copies_named,
733 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
734 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
735 default_function_value): Likewise.
736 * targhooks.h (default_return_in_memory,
737 hook_pass_by_reference_must_pass_in_stack,
738 hook_callee_copies_named,
739 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
740 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
741 default_function_value): Likewise.
742 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
743 (equiv_class_label_hash, equiv_class_label_eq): Constify.
744 * tree-vectorizer.c (bb_in_loop_p): Likewise.
745 * tree.c (needs_to_live_in_memory): Likewise.
746 * tree.h (struct tree_type, needs_to_live_in_memory,
747 aggregate_value_p, must_pass_in_stack_var_size,
748 must_pass_in_stack_var_size_or_pad): Likewise.
749 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
750 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
751 lookup_filename): Likewise.
753 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
757 fake fcomi i387 instruction for !TARGET_CMOVE.
758 (ix86_expand_branch): Expand natural sequence with one jump for
759 all targets, not only TARGET_CMOVE.
760 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
761 pattern to implement fake fcomi sequence. Split instruction after
762 reload to correct compare sequences.
763 (*cmpfp_xf_cc): Ditto.
764 (*cmpfp_<mode>_cc): Ditto.
765 (*cmpfp_u_cc): Ditto.
766 (*cmpfp_<mode>_cc): Ditto.
768 2007-08-23 Richard Guenther <rguenther@suse.de>
770 * tree-pretty-print.c (dump_generic_node): Annotate
771 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
773 2007-08-23 Richard Guenther <rguenther@suse.de>
775 * builtins.c (expand_builtin_mathfn): Wrap argument in
776 save_expr directly instead of re-building the call.
777 (expand_builtin_mathfn_2): Likewise.
778 (expand_builtin_mathfn_3): Likewise.
779 (expand_builtin_interclass_mathfn): Likewise.
780 (expand_builtin_int_roundingfn): Set arg.
781 (expand_builtin_int_roundingfn_2): Likewise.
783 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
785 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
786 *sse_nand<mode>3, *sse_xor<mode>3): New.
788 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
790 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
791 * config/i386/i386.c (print_operand): Handle ';' code. Output
792 semicolon for TARGET_MACHO.
793 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
794 emit semicolon after 'lock' prefix.
795 (sync_double_compare_and_swap<mode>): Ditto.
796 (*sync_double_compare_and_swapdi_pic): Ditto.
797 (*sync_compare_and_swap_cc<mode>): Ditto.
798 (sync_double_compare_and_swap_cc<mode>): Ditto.
799 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
800 (sync_old_add<mode>): Ditto.
801 (sync_add<mode>): Ditto.
802 (sync_sub<mode>): Ditto.
803 (sync_ior<mode>): Ditto.
804 (sync_and<mode>): Ditto.
805 (sync_xor<mode>): Ditto.
807 2007-08-22 Chao-ying Fu <fu@mips.com>
809 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
811 (copy_rtx): Handle CONST_FIXED.
812 (rtx_equal_p): Likewise.
813 * rtl.h (fixed_value.h): New include.
814 (rtx_def): Add a new field of fixed_value to u.
815 (XCNMPFV): Define for accessing fixed_value.
816 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
818 * rtl.def (CONST_FIXED): New constant.
819 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
820 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
821 US_ASHIFT): New codes.
822 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
823 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
824 unsigned_fract_convert, unsigned_sat_fract): Document them.
825 * varasm.c (assemble_integer): Extend to support fixed-point constants
826 by using different machine classes.
827 (decode_addr_const): Handle FIXED_CST.
828 (const_hash_1): Likewise.
829 (compare_constant): Likewise.
830 (copy_constant): Likewise.
831 (const_rtx_hash_1): Handle CONST_FIXED.
832 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
833 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
835 (initializer_constant_valid_p): Handle FIXED_CST.
836 (output_constant): Support FIXED_POINT_TYPE.
837 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
838 * cse.c (hash_rtx): Support CONST_FIXED.
839 (exp_equiv_p): Likewise.
840 (cannon_reg): Likewise.
841 (fold_rtx): Likewise.
842 (equiv_constant): Likewise.
843 (cse_process_notes_1): Likewise.
844 (count_reg_usage): Likewise.
845 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
846 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
847 (wrap_constant): Check CONST_FIXED.
848 (cselib_hash_rtx): Support CONST_FIXED.
849 (cselib_subst_to_values): Likewise.
850 * df-scan.c (df_uses_record): Likewise.
851 * gcse.c (want_to_gcse_p): Likewise.
852 (oprs_unchanged_p): Likewise.
853 (oprs_not_set_p): Likewise.
854 (compute_transp): Likewise.
855 (extract_mentioned_regs_helper): Likewise.
856 * genemit.c (gen_exp): Likewise.
857 * local-alloc.c (equiv_init_varies_p): Likewise.
858 (contains_replace_regs): Likewise.
859 (memref_referenced_p): Likewise.
860 * loop-invariant.c (check_maybe_invariant): Likewise.
861 (hash_invariant_expr_1): Likewise.
862 (invariant_expr_equal_p): Likewise.
863 * postreload-gcse.c (oprs_unchanged_p): Likewise.
864 * regclass.c (reg_scan_mark_refs): Likewise.
865 * regrename.c (scan_rtx): Likewise.
866 * resource.c (mark_referenced_resources): Likewise.
867 (mark_set_resources): Likewise.
868 * rtlanal.c (rtx_unstable_p): Likewise.
869 (rtx_varies_p): Likewise.
870 (count_occurrences): Likewise.
871 (reg_mentioned_p): Likewise.
872 (modified_between_p): Likewise.
873 (modified_in_p): Likewise.
874 (volatile_insn_p): Likewise.
875 (volatile_refs_p): Likewise.
876 (side_effects_p): Likewise.
877 (may_trap_p_1): Likewise.
878 (inequality_comparisons_p): Likewise.
879 (computed_jump_p_1): Likewise.
880 (commutative_operand_precedence): Likewise.
881 * sched-deps.c (sched_analyze_2): Likewise.
882 * sched-vis.c (print_value): Likewise.
883 * reload.c (operands_match_p): Likewise.
884 (subst_reg_equivs): Likewise.
885 * reload1.c (eliminate_regs_1): Likewise.
886 (elimination_effects): Likewise.
887 (scan_paradoxical_subregs): Likewise.
888 * alias.c (rtx_equal_for_memref_p): Likewise.
889 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
890 * emit-rtl.c (const_fixed_htab): New hash table.
891 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
893 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
894 const_fixed_from_fixed_value): New functions.
895 (verify_rtx_sharing): Handle CONST_FIXED.
896 (copy_rtx_if_shared_1): Likewise.
897 (reset_used_flags): Likewise.
898 (set_used_flags): Likewise.
899 (copy_insn_1): Likewise.
900 (init_emit_once): Create const_fixed_htab.
901 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
903 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
905 PR tree-optimization/32949
906 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
907 before failing for ivs with non-constant step.
909 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
911 * doc/md.texi (Iterators): Renamed from Macros. All contents
912 changed to reflect rename of respectively define_code_macro and
913 define_mode_macro to define_code_iterator and define_mode_iterator.
914 (Mode Iterators, Code Iterators): Similar.
915 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
916 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
917 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
918 (initialize_iterators, find_iterator, check_code_iterator)
919 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
920 (read_mapping, read_rtx_1): Similar.
921 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
922 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
923 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
924 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
925 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
926 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
927 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
928 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
929 config/rs6000/sync.md, config/rs6000/rs6000.md,
930 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
931 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
932 config/vax/vax.md, config/bfin/bfin.md: Similar.
934 2007-08-22 David Daney <ddaney@avtrex.com>
936 * doc/install.texi (Testing): Mention testing on a simulator.
938 2007-08-22 Janis Johnson <janis187@us.ibm.com>
940 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
942 * doc/libgcc.texi (Decimal float library routines): Fix formatting
943 and rearrange floating point conversion functions into different
946 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
948 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
949 dfa_post_advance_cycle): New scheduler hooks.
950 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
951 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
953 (TARGET_SCHED): Use them.
954 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
955 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
956 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
958 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
959 function to facilitate debugging.
960 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
961 (output_insn_has_dfa_reservation_p): New static function to output
962 insn_has_dfa_reservation_p ().
963 (write_automata): Use it.
964 * genattr.c (main): Output declaration for
965 insn_has_dfa_reservation_p ().
967 2007-08-22 Christian Bruel <christian.bruel@st.com>
968 Richard Guenther <rguenther@suse.de>
970 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
971 * simplify_rtx (simplify_binary_operation_1): Likewise.
973 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
975 PR rtl-optimization/32557
976 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
977 of REGNO (mws->mw_reg).
979 2007-08-22 Richard Guenther <rguenther@suse.de>
982 * builtins.c (expand_builtin_int_roundingfn): Replace call
983 argument wrapped with SAVE_EXPR directly.
984 (expand_builtin_int_roundingfn_2): Likewise.
986 2007-08-22 Richard Guenther <rguenther@suse.de>
988 * tree-inline.c (inlinable_function_p): Restore disregarding
989 inline limits for GNU extern inline functions.
991 2007-08-22 Richard Guenther <rguenther@suse.de>
994 * tree.c (host_integerp): Treat sizetype as signed as it is
997 2007-08-21 Ian Lance Taylor <iant@google.com>
999 PR tree-optimization/33134
1000 * tree-vrp.c (adjust_range_with_scev): Call
1001 set_value_range_to_value.
1003 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1005 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1008 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1010 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1013 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1015 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1016 cases to set eight bytes at a time.
1017 (expand_block_move): Likewise.
1019 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1022 * dwarf2out.c (gen_decl_die): Don't call
1023 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1025 2007-08-21 Paul Brook <paul@codesourcery.com>
1026 Nathan Sidwell <nathan@codesourcery.com>
1027 Mark Mitchell <mark@codesourcery.com>
1028 Joseph Myers <joseph@codesourcery.com>
1030 * configure.ac: Add --with-pkgversion and --with-bugurl.
1031 * configure: Regenerate.
1032 * doc/install.texi: Document them.
1033 * version.c (version_string): Remove VERSUFFIX.
1034 (VERSUFFIX): Remove.
1035 (pkgversion_string): New.
1036 (bug_report_url): Do not hard-code initializer.
1037 * version.h (pkgversion_string): Declare.
1038 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1040 (version.o): Define PKGVERSION and BUGURL.
1041 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1042 (%.pod): Define BUGURL.
1043 * gcc.c (process_command, main): Use pkgversion_string.
1044 * toplev.c (compile_file, print_version): Likewise.
1045 * protoize.c (main): Likewise.
1046 * gcov.c (print_version): Likewise. Update copyright date.
1047 * gcov-dump.c (print_version): Likewise. Update copyright date.
1048 * mips-tdump.c (main): Likewise. Update copyright date.
1049 * mips-tfile.c (main): Likewise. Update copyright date.
1050 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1051 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1052 shorten description.
1053 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1054 * doc/gccint.texi: Likewise.
1055 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1056 Update copyright date.
1058 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1061 (ix86_expand_strlensi_unroll_1): Ditto.
1062 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1063 (ix86_expand_carry_flag_compare): Update comment.
1065 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1068 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1069 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1071 2007-08-21 Richard Guenther <rguenther@suse.de>
1073 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1075 2007-08-21 Richard Guenther <rguenther@suse.de>
1078 * fold-const.c (fold_binary): Remove index +p PTR folding.
1079 Fix types of POINTER_PLUS_EXPR generated by folding of
1082 2007-08-20 Chao-ying Fu <fu@mips.com>
1084 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1085 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1086 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1087 (c_common_fixed_point_type_for_size): Declare.
1088 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1089 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1090 (c_token_starts_declspecs): Likewise.
1091 (c_parser_declspecs): Likewise.
1092 (c_parser_attributes): Likewise.
1093 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1094 (c_declspecs): Add saturating_p.
1095 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1096 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1097 _Sat. Handle RID_SAT.
1098 Avoid using void, bool, char, int, float, double, _Decimal32,
1099 _Decimal64, _Decimal128, and complex with _Sat.
1100 Handle RID_FRACT and RID_ACCUM.
1101 Make sure _Sat is used with _Fract or _Accum.
1102 (finish_declspecs): Handle cts_fract and cts_accum.
1103 * c-common.c (fixed-value.h): New include.
1104 (constant_expression_warning): Handle FIXED_CST.
1105 (overflow_warning): Likewise.
1106 (warnings_for_convert_and_check): Likewise.
1107 (c_common_fixed_point_type_for_size): New.
1108 (c_common_type_for_mode): Handle fixed-point modes to
1109 return various saturating/non-saturating, signed/unsigned types.
1110 (c_common_signed_or_unsigned_type): Support fixed-point types.
1111 (shorten_compare): Check fixed-point zero.
1112 Handle FIXED_POINT_TYPE.
1113 (c_common_truthvalue_conversion): Handle FIXED_CST.
1114 Handle FIXED_POINT_TYPE.
1115 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1117 (handle_mode_attribute): Handle fixed-point modes. Need to check
1118 if the signness of base type and fixed-point modes are consistent.
1119 (handle_vector_size_attribute): Handle fixed-point modes.
1120 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1121 (warn_for_div_by_zero): Check fixed-point zero.
1122 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1123 a common fixed-point type based on fbit, ibit, sign, and saturation.
1124 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1125 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1126 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1127 (convert_for_assignment): Support FIXED_POINT_TYPE.
1128 (digest_init): Handle FIXED_POINT_TYPE.
1129 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1130 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1131 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1132 GE_EXPR, LT_EXPR, GT_EXPR.
1133 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1134 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1135 * target.h (gcc_target): Add fixed_point_supported_p.
1136 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1137 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1138 (default_fixed_point_supported_p): Define.
1139 * targhooks.h (default_fixed_point_supported_p): Declare.
1140 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1141 * doc/install.texi (Configuration): Add --enable-fixed-point.
1142 * configure.ac (--enable-fixed-point): New to enable fixed-point
1143 arithmetic extension to C. For mips targets, we enable it by default.
1144 * configure, config.in: Regenerate.
1146 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1148 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1150 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1152 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1153 DWARF2_DEBUGGING_INFO.
1154 (cold_text_section_used): Same.
1155 (cold_text_section): Same.
1157 2007-08-20 Richard Guenther <rguenther@suse.de>
1159 * c-typeck.c (convert_for_assignment): Use the type of
1160 the member for the initialization.
1162 2007-08-20 Richard Guenther <rguenther@suse.de>
1164 * c-objc-common.c (c_disregard_inline_limits): Remove.
1165 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1166 * cgraphunit.c (cgraph_process_new_functions): Call
1167 disregard_inline_limits_p.
1168 (cgraph_preserve_function_body_p): Likewise.
1169 * ipa-inline.c (compute_inline_parameters): Likewise.
1170 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1172 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1173 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1174 disregard_inline_limits langhook.
1175 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1177 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1178 disregard_inline_limits langhook.
1179 * tree-inline.c (disregard_inline_limits_p): New function.
1180 * tree-inline.h (disregard_inline_limits_p): Declare.
1182 2007-08-20 Richard Guenther <rguenther@suse.de>
1184 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1185 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1186 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1187 auto_var_in_fn_p langhook.
1188 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1190 * tree.c (auto_var_in_fn_p): ... here.
1191 (find_var_from_fn): Call auto_var_in_fn_p directly.
1192 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1193 auto_var_in_fn_p langhook.
1194 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1195 (copy_body_r): Likewise.
1196 (self_inlining_addr_expr): Likewise.
1197 * tree.h (auto_var_in_fn_p): Declare.
1199 2007-08-20 Richard Guenther <rguenther@suse.de>
1201 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1202 (walk_type_fields): Take lh parameter.
1203 (walk_tree): Rename to ...
1204 (walk_tree_1): ... this. Do not call the walk_subtrees
1205 langhook but the now passed callback. Pass lh on recursion.
1206 (walk_tree_without_duplicates): Rename to ...
1207 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1208 and call walk_tree_1.
1209 * tree.h (walk_tree_lh): New typedef.
1210 (walk_tree_1): Declare.
1211 (walk_tree_without_duplicates_1): Likewise.
1212 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1213 (walk_tree_without_duplicates): New define to
1214 walk_tree_without_duplicates_1 with NULL lh parameter.
1215 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1216 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1218 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1219 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1220 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1223 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1226 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1227 code in front of the compacting of basic blocks.
1228 Move the folding of statements inbetween the cgraph checking
1229 and compacting of basic blocks.
1231 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1232 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1235 * config/alpha/alpha.c (va_list_skip_additions): Check for
1236 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1237 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1238 PLUS_EXPR when checking ap.__base.
1239 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1240 when doing addition on pointer types. Use size_int instead of
1242 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1243 ptr_type in the second operand.
1245 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1248 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1250 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1253 * cfgexpand.c (expand_one_register_var): Mark pointer
1254 DECL_ARTIFICIAL as REG_POINTER also.
1255 * stmt.c (expand_decl): Likewise.
1257 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1264 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1265 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1266 on_worklist argument and avoid adding things to worklist multiple
1268 (add_to_worklist): Ditto.
1269 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1270 single SFT is clobbered.
1271 (set_initial_properties): Ditto.
1272 (compute_call_clobbered): Update for changes to function
1274 (create_overlap_variables_for): Always create SFT for offset 0.
1275 (create_structure_vars): Handle PHI's, since we are in SSA form at
1277 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1278 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1280 (add_vars_for_offset): Figure out aliases from access + points-to.
1281 (add_virtual_operand): Use add_vars-for_offset.
1282 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1283 (add_call_clobber_ops): Remove makes_clobbering_call set.
1284 (get_expr_operands): Always pass through the INDIRECT_REF
1286 * tree-ssa-structalias.c (struct constraint_graph): Remove
1288 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1289 address_taken, pt_used, number_incoming.
1290 (FIRST_ADDR_NODE): Removed.
1291 (merge_graph_nodes): Remove broken code for the moment.
1292 (init_graph): New function.
1293 (build_pred_graph): Remove code to init_graph.
1294 Add location equivalence support.
1295 (struct scc_info): Rename roots to deleted.
1297 (init_scc_info): Ditto
1298 (init_topo_info): Use graph->size.
1299 (compute_topo_order): Ditto.
1300 (do_da_constraint): Removed.
1301 (do_sd_constraint): Remove calls to find().
1302 set_union_with_increment should always get 0 as last arg here.
1303 (do_complex_constraint): Replace do_da_constraint with assert.
1305 (struct equiv_class_label): New.
1306 (pointer_equiv_class_table): Ditto.
1307 (location_equiv_class_table): Ditto.
1308 (equiv_class_label_hash): Ditto.
1309 (equiv_class_label_eq): Ditto
1310 (equiv_class_lookup): Ditto.
1311 (equiv_class_ladd): Ditto.
1312 (pointer_equiv_class): Ditto.
1313 (location_equiv_class): Ditto.
1314 (condense_visit): Rename and rewrite from label_visit to do only
1315 SCC related stuff for HU.
1316 (label_visit): Do HU work for HU.
1317 (perform_var_substitution): Update to do HU and location
1319 (free_var_substitution_info): Update to free HU and location
1320 equivalence structures. */
1321 (find_equivalent_node): Update for pointer but not location
1323 (unite_pointer_equivalences): New function.
1324 (move_complex_constraints): Rewrite to only do moving.
1325 (rewrite_constraints): Split out of move_complex_constraints.
1326 (solve_graph): Use graph->size.
1327 (process_constraint_1): Add from_call argument, use it.
1328 Split *a = &b into two constraints.
1329 (process_constraint): Use new process_constraint_1.
1330 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1331 (get_constraint_for): Handle non-pointer integers properly.
1332 Remove code that used to handle structures.
1333 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1334 with unknown addends.
1335 (handle_rhs_call): New function.
1336 (find_func_aliases): Use handle_rhs_call.
1337 (set_uids_in_ptset): Add an assert.
1338 (set_used_smts): Fix bug in not considering unified vars.
1339 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1340 (compute_points_to_sets): Update for other function changes.
1341 (delete_points_to_sets): Ditto.
1342 (ipa_pta_execute): Ditto.
1343 (pass_ipa_pta): We need to update SSA after ipa_pta.
1345 2007-08-19 Jan Hubicka <jh@suse.cz>
1347 * i386.md: Replace "rim" and "mri" constraints by "g".
1349 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1351 * dwarf2out.c (text_section_used, cold_text_section_used,
1352 cold_text_section, dwarf2out_note_section_used): New.
1353 (dwarf2out_init): Initialize cold_text_section.
1354 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1355 dwarf2out_note_section_used.
1356 (size_of_aranges): Only count entry for text section if it was
1357 used. Count entry for cold text section if it was used.
1358 (output_aranges): Only output entries for text section and cold
1359 text section if they were used.
1361 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1363 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1365 (debug_generic_stmt): Likewise.
1366 (debug_tree_chain): Likewise.
1368 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1370 * tree-data-refs.c (split_constant_offset): Expose.
1371 * tree-data-refs.h (split_constant_offset): Add declaration.
1373 * tree-vectorizer.h (dr_alignment_support): Renamed
1374 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1375 Added a new value dr_explicit_realign.
1376 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1377 dr_offset, dr_step, and dr_aligned_to, along with new access
1378 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1379 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1380 STMT_VINFO_DR_ALIGNED_TO.
1382 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1384 In case of outer-loop vectorization with non-fixed misalignment - use
1385 the dr_explicit_realign scheme instead of the optimized realignment
1387 (new_stmt_vec_info): Initialize new fields.
1389 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1390 'nested_in_vect_loop' case. Change verbosity level.
1391 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1392 Don't fail on zero step in the outer-loop for loads.
1393 (vect_analyze_data_refs): Call split_constant_offset to calculate
1394 base, offset and init relative to the outer-loop.
1396 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1397 BSI function argument with a new function argument - at_loop.
1398 Simplify the condition that determines STEP. Takes additional argument
1399 INV_P. Support outer-loop vectorization (handle the
1400 nested_in_vect_loop case), including zero step in the outer-loop. Call
1401 vect_create_addr_base_for_vector_ref with additional argument.
1402 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1403 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1404 Fixed and simplified calculation of step.
1405 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1406 of bsi, and with additional argument. Call bump_vector_ptr with
1407 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1408 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1409 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1410 when the realignment setup needs to take place inside the loop.
1411 Support the dr_explicit_realign scheme. Allow generating the optimized
1412 realignment scheme for outer-loop vectorization. Added documentation.
1413 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1414 the 'nested_in_vect_loop' case, including loads that are invariant in
1415 the outer-loop and the realignment schemes. Handle the case when the
1416 realignment setup needs to take place inside the loop. Call
1417 vect_setup_realignment with additional arguments. Call
1418 vect_create_data_ref_ptr with additional argument and with loop instead
1419 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1420 (vect_gen_niters_for_prolog_loop): Call
1421 vect_create_addr_base_for_vector_ref with additional arguments.
1422 (vect_create_cond_for_align_checks): Likewise.
1423 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1424 scheme: takes additional argument bump; argument ptr_incr is now
1425 optional; updated documentation.
1426 (vect_init_vector): Takes additional argument (bsi). Use it, if
1427 available, to insert the vector initialization.
1428 (get_initial_def_for_induction): Pass additional argument in call to
1430 (vect_get_vec_def_for_operand): Likewise.
1431 (vect_setup_realignment): Likewise.
1432 (vectorizable_load): Likewise.
1434 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1436 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1437 as argument instead of struct loop.
1438 (nested_in_vect_loop_p): New function.
1439 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1441 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1442 from other phis in the loop.
1443 (destroy_loop_vec_info): Add additional argument to declaration.
1445 * tree-vectorizer.c (supportable_widening_operation): Also check if
1446 nested_in_vect_loop_p (don't allow changing the order in this case).
1447 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1448 of struct loop. Call nested_in_vect_loop_p and don't require
1449 flag_unsafe_math_optimizations if it returns true.
1450 (new_stmt_vec_info): When setting def_type for phis differentiate
1451 loop-header phis from other phis.
1452 (bb_in_loop_p): New function.
1453 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1454 just update their loop_vinfo. Order of BB traversal now matters -
1455 call dfs_enumerate_from with bb_in_loop_p.
1456 (destroy_loop_vec_info): Takes additional argument to control whether
1457 stmt_vinfo of the loop stmts should be destroyed as well.
1458 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1459 reduction stmt to be defines by a non loop-header phi.
1460 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1462 * tree-vect-transform.c (vectorizable_reduction): Call
1463 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1464 (vectorizable_call): Likewise.
1465 (vectorizable_conversion): Likewise.
1466 (vectorizable_operation): Likewise.
1467 (vectorizable_type_promotion): Likewise.
1468 (vectorizable_type_demotion): Likewise.
1469 (vectorizable_store): Likewise.
1470 (vectorizable_live_operation): Likewise.
1471 (vectorizable_reduction): Likewise. Also pass loop_info to
1472 vect_is_simple_reduction instead of loop.
1473 (vect_init_vector): Call nested_in_vect_loop_p.
1474 (get_initial_def_for_reduction): Likewise.
1475 (vect_create_epilog_for_reduction): Likewise.
1476 (vect_init_vector): Check which loop to work with, in case there's an
1478 (get_initial_def_for_inducion): Extend to handle outer-loop
1479 vectorization. Fix indentation.
1480 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1481 In the case vect_induction_def get the vector def from the induction
1482 phi node, instead of calling get_initial_def_for_inducion.
1483 (get_initial_def_for_reduction): Extend to handle outer-loop
1485 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1487 (vect_transform_loop): Change assert to just skip this case. Add a
1489 (vect_finish_stmt_generation): Add a couple asserts.
1491 (vect_estimate_min_profitable_iters): Multiply
1492 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1494 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1495 this is an inner-loop reduction in outer-loop vectorization.
1497 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1498 Same code as what used to be vect_analyze_scalar_cycles, only with
1499 additional argument loop, and loop_info passed to
1500 vect_is_simple_reduction instead of loop.
1501 (vect_analyze_scalar_cycles): Code factored out into
1502 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1503 Updated documentation.
1504 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1505 outer-loop vectorization that are live or not used in the outerloop,
1506 cause this requires special handling.
1507 (vect_enhance_data_refs_alignment): Don't consider versioning for
1509 (vect_analyze_data_refs): Check that there are no datarefs in the
1511 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1512 and vect_used_in_outer_by_reduction cases.
1513 (process_use): Also consider the case of outer-loop stmt defining an
1514 inner-loop stmt and vice versa.
1515 (vect_analyze_loop_1): New function.
1516 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1517 loops. Call vect_analyze_loop_1.
1518 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1519 been vectorized. Call destroy_loop_vec_info with additional argument.
1521 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1522 in the inner-loop when doing outer-loop vectorization. Add
1523 documentation and printout.
1524 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1525 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1527 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1529 * tree-affine.h (print_aff): New prototype.
1530 (debug_aff): Likewise.
1531 * tree-affine.c (print_aff): New function.
1532 (debug_aff): Likewise.
1534 2007-08-18 Paul Brook <paul@codesourcery.com>
1535 Joseph Myers <joseph@codesourcery.com>
1537 * common.opt (-fdebug-prefix-map=): New option.
1538 * opts.c: Include debug.h.
1539 (common_handle_option): Handle -fdebug-prefix-map.
1540 * final.c: Include ggc.h.
1541 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1542 remap_debug_filename): New.
1543 * Makefile.in (final.o, opts.o): Update dependencies.
1544 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1545 * configure.ac: Check for assembler --debug-prefix-map support.
1546 * configure, config.in: Regenerate.
1547 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1548 (ASM_DEBUG_SPEC): Include ASM_MAP.
1549 * doc/install.texi (--with-debug-prefix-map): Document.
1550 * doc/invoke.texi (-fdebug-prefix-map): Document.
1551 * dbxout.c (dbxout_init, dbxout_start_source_file,
1552 dbxout_source_file): Call remap_debug_filename.
1553 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1554 dwarf2out_start_source_file, dwarf2out_finish): Call
1555 remap_debug_filename.
1556 (file_table_relative_p): Do not check d->emitted_number.
1557 * toplev.c (output_file_directive): Call remap_debug_filename.
1558 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1559 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1561 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1563 * loop-invariant.c (find_invariants_to_move): Add missing macro
1566 2007-08-17 Tom Tromey <tromey@redhat.com>
1568 * tree.h (struct tree_label_decl): Removed old "java" fields.
1570 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1571 Nigel Stephens <nigel@mips.com>
1573 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1574 Treat -mno-data-in-code and -mcode-xonly as aliases for
1575 -mcode-readable=no and -mcode-readable=pcrel respectively.
1576 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1577 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1578 (MULTILIB_DIRNAMES): Update accordingly.
1580 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1582 * Makefile.in (version.o): Depend on $(REVISION) only if
1583 REVISION_s is defined.
1585 2007-08-17 Sa Liu <saliu@de.ibm.com>
1586 Ulrich Weigand <uweigand@de.ibm.com>
1589 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1590 use build_qualified_type to retain qualifiers of the base type.
1592 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1594 * config/score/score.md : Update pattern tablejump.
1595 * config/score/score.c : Update score_initialize_trampoline
1597 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1598 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1599 * doc/contrib.texi: Add my entry.
1601 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1603 * Makefile.in (REVISION): New.
1606 (version.o): Also depend on $(REVISION). Add
1607 -DREVISION=$(REVISION_s).
1609 * version.c (version_string): Add REVISION.
1611 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1613 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1614 of GOTO that's relocated to a different block.
1616 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1618 * c-common.c (const_strip_array_types): New.
1619 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1620 (const_strip_array_types): New.
1621 * c-objc-common.c (c_disregard_inline_limits,
1622 c_warn_unused_global_decl): Constify.
1623 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1624 c_vla_type_p, c_incomplete_type_error): Likewise.
1625 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1626 * hooks.c (hook_bool_const_tree_false): New.
1627 * hooks.h (hook_bool_const_tree_false): Likewise.
1628 * langhooks-def.h (lhd_warn_unused_global_decl,
1629 lhd_incomplete_type_error, lhd_expr_size,
1630 lhd_tree_inlining_disregard_inline_limits,
1631 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1632 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1633 * langhooks.c (lhd_warn_unused_global_decl,
1634 lhd_incomplete_type_error,
1635 lhd_tree_inlining_disregard_inline_limits,
1636 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1637 lhd_expr_size): Likewise.
1638 * langhooks.h (lang_hooks_for_tree_inlining,
1639 lang_hooks_for_tree_dump, lang_hooks_for_types,
1640 lang_hooks_for_decls, lang_hooks): Likewise.
1641 * pointer-set.c (pointer_set_t, pointer_set_create,
1642 pointer_set_contains, insert_aux, pointer_set_insert,
1643 pointer_set_traverse, pointer_map_t, pointer_map_create,
1644 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1646 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1647 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1648 pointer_map_traverse): Likewise.
1649 * predict.c (assert_is_empty): Likewise.
1650 * tree-affine.c (free_name_expansion): Likewise.
1651 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1652 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1653 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1655 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1657 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1659 (destroy_loop_vec_info): Add call to VEC_free.
1660 * tree-vectorizer.h (may_alias_ddrs): Define.
1661 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1662 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1663 Change reporting to dump.
1664 (vect_is_duplicate_ddr): New.
1665 (vect_mark_for_runtime_alias_test): New.
1666 (vect_analyze_data_ref_dependences) Add call to
1667 vect_mark_for_runtime_alias_test.
1668 (vect_enhance_data_refs_alignment): Define local variable
1669 vect_versioning_for_alias_required, don't perform
1670 peeling for alignment if versioning for alias is
1672 (vect_enhance_data_refs_alignment): Use
1673 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1674 PARAM_VECT_MAX_VERSION_CHECKS.
1675 * tree-vect-transform.c
1676 (vect_create_cond_for_alias_checks): New.
1677 (vect_transform_loop): Add call to
1678 vect_create_cond_for_alias_checks.
1679 (vect_vfa_segment_size): New.
1680 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1682 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1683 * gcc/doc/invoke.texi
1684 (vect-max-version-for-alignment-checks): Document.
1685 (vect-max-version-for-alias-checks): Document.
1686 (vect-max-version-checks): Remove.
1688 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1691 the same line as the instruction for all asm dialects.
1692 (*rep_movsi): Ditto.
1693 (*rep_movsi_rex64): Ditto.
1694 (*rep_movqi): Ditto.
1695 (*rep_movqi_rex64): Ditto.
1696 (*rep_stosdi_rex64): Ditto.
1697 (*rep_stossi): Ditto.
1698 (*rep_stossi_rex64): Ditto.
1699 (*rep_stosqi): Ditto.
1700 (*rep_stosqi_rex64): Ditto.
1701 (*cmpstrnqi_nz_1): Ditto.
1702 (*cmpstrnqi_nz_rex_1): Ditto.
1703 (*cmpstrnqi_1): Ditto.
1704 (*cmpstrnqi_rex_1): Ditto.
1705 (*strlenqi_1): Ditto.
1706 (*strlenqi_rex_1): Ditto.
1707 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1708 prefix on the same line as the instruction for all asm dialects.
1709 (sync_double_compare_and_swap<mode>): Ditto.
1710 (*sync_double_compare_and_swapdi_pic): Ditto.
1711 (*sync_compare_and_swap_cc<mode>): Ditto.
1712 (sync_double_compare_and_swap_cc<mode>): Ditto.
1713 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1714 (sync_old_add<mode>): Ditto.
1715 (sync_add<mode>): Ditto.
1716 (sync_sub<mode>): Ditto.
1717 (sync_ior<mode>): Ditto.
1718 (sync_and<mode>): Ditto.
1719 (sync_xor<mode>): Ditto.
1721 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1724 * reload.c (find_reloads): Check that the memory returned by
1725 find_reloads_toplev was not the result of forcing a constant
1727 (find_reloads_toplev): Always use simplify_gen_subreg to get
1728 the subreg of a constant. If the result is also a constant,
1729 but not a legitimate one, force it into the constant pool
1730 and reload its address.
1732 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1734 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1737 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1739 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1740 directive for the current vector ABI.
1742 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1745 * caller-save.c (reg_save_code): Set invalide status on restore code.
1747 2007-08-15 Diego Novillo <dnovillo@google.com>
1749 * tree-ssa-alias.c (compute_memory_partitions): Use
1750 alias_bitmap_obstack to allocate bitmaps.
1751 (reset_alias_info): Factor out of init_alias_info.
1752 Mark all name tags not associated to an SSA name for renaming.
1753 (init_alias_info): Call it.
1754 (create_name_tags): Tidy. Add comments.
1755 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1757 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1759 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1760 scheduler dependencies.
1762 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1764 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1766 (*iorsi_1_zext): Likewise.
1767 (*iorsi_1_zext_imm): Likewise.
1768 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1769 with "rm"/"xm" constraint.
1770 (sse2_vmsqrtv2df2): Likewise.
1772 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1775 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1778 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1780 * tree-pass.h (PROP_pta): Removed.
1781 (TODO_rebuild_alias): New.
1782 (pass_may_alias): Removed.
1783 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1784 aliasing if we changed something.
1785 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1787 (pass_may_alias): Removed.
1788 (create_structure_vars): Return TODO_rebuild_alias.
1789 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1790 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1792 (tree_sra_early): We never affect aliasing right now.
1793 * tree-flow.h (compute_may_aliases): New prototype.
1794 * passes.c: Remove pass_may_alias from the passes.
1795 (execute_function_todo): Support TODO_rebuild_alias.
1797 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1799 * i386.c: (legitimize_address): Move dllimported variable check
1800 infront of legitimizing pic address of CONST symbols.
1802 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1804 PR tree-optimization/32941
1805 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1806 (goto_queue_cmp): Remove.
1807 (find_goto_replacement): Change search method.
1808 (maybe_record_in_goto_queue): Add assert.
1809 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1810 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1812 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1814 * alias.c (component_uses_parent_alias_set): Constify.
1815 * alias.h (component_uses_parent_alias_set): Likewise.
1816 * cfgrtl.c (print_rtl_with_bb): Likewise.
1817 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1818 mpz_get_double_int): Likewise.
1819 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1820 mpz_get_double_int): Likewise.
1821 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1822 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1824 * expr.h (safe_from_p): Likewise.
1825 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1827 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1828 zero_sized_type, goa_lhs_expr_p): Likewise.
1829 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1830 * rtl.h (print_rtl_with_bb): Likewise.
1831 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1832 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1833 * tree-flow-inline.h (bb_stmt_list): Constify.
1834 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
1836 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
1837 const_first_stmt, const_last_stmt): New.
1838 (block_may_fallthru, empty_block_p): Constify.
1839 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
1840 EXPR_ONLY_BODY): New.
1841 (expr_first, expr_last, expr_only): Use macro for body.
1842 (const_expr_first, const_expr_last, const_expr_only): New.
1843 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
1844 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
1845 ctsi_prev, ctsi_stmt): New.
1846 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
1847 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
1848 * tree-ssa-loop-niter.c (loop_only_exit_p,
1849 derive_constant_upper_bound): Likewise.
1850 * tree-ssa-phiopt.c (empty_block_p): Likewise.
1851 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
1852 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
1853 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
1854 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
1855 * tree.c (get_type_static_bounds): Likewise.
1856 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
1857 (get_type_static_bounds): Constify.
1859 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1862 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
1863 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
1864 (*<addsub><mode>3_cc_overflow): New.
1865 (*add<mode>3_cconly_overflow): New.
1866 (*sub<mode>3_cconly_overflow): New.
1867 (*<addsub>si3_zext_cc_overflow): New.
1868 * config/i386/predicates.md (fcmov_comparison_operator): Accept
1869 CCCmode for LTU, GTU, LEU and GEU.
1870 (ix86_comparison_operator): Likewise.
1871 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
1872 * config/i386/i386.c (put_condition_code): Support CCCmode.
1873 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
1874 or MINUS expressions.
1876 2007-08-14 Andrew Pinski <pinskia@gmail.com>
1879 * c-typeck.c (build_binary_op): Disallow vector float types with
1880 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
1882 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1884 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
1885 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
1886 (dep_def): New typedef.
1887 (init_dep_1, sd_debug_dep): Declare functions.
1888 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
1889 (debug_dep_links): Remove.
1890 (struct _deps_list): New field 'n_links'.
1891 (DEPS_LIST_N_LINKS): New macro.
1892 (FOR_EACH_DEP_LINK): Remove.
1893 (create_deps_list, free_deps_list, delete_deps_list): Remove
1895 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1896 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1897 (copy_deps_list_change_con, move_dep_link): Ditto.
1898 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
1899 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
1901 (INSN_BACK_DEPS): Remove.
1902 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
1904 (INSN_DEP_COUNT): Remove.
1905 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
1906 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
1907 Declare global variables.
1908 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
1909 (add_forw_dep, compute_forward_dependences): Remove declarations.
1910 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
1911 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1912 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
1914 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
1916 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
1917 (sd_list_types_def): New typedef.
1918 (sd_next_list): Declare function.
1919 (struct _sd_iterator): New type.
1920 (sd_iterator_def): New typedef.
1921 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
1923 (FOR_EACH_DEP): New cycle wrapper.
1924 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
1926 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
1927 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
1930 * sched-deps.c (init_dep_1): Make global.
1931 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
1933 (dump_dep): New static function.
1934 (dump_dep_flags): New static variable.
1935 (sd_debug_dep): New function.
1936 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
1938 (move_dep_link): Use remove_from_deps_list (), instead of
1940 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
1941 (dep_link_is_detached_p): New static function.
1942 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
1944 (dn_pool, dl_pool): New alloc_pools.
1945 (dn_pool_diff, dl_pool_diff): New static variables.
1946 (create_dep_node, delete_dep_node): New static function.
1947 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
1948 (deps_list_empty_p): Make it static. Use 'n_links' field.
1949 (deps_pools_are_empty_p): New static function.
1950 (alloc_deps_list, delete_deps_list): Remove.
1951 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
1952 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1953 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
1954 (forward_dependency_cache): Remove.
1955 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
1956 'back' from the names. Change signature to use dep_t instead of
1958 (add_back_dep): Ditto. Make global.
1959 (check_dep_status): Rename to check_dep ().
1960 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
1962 (sd_finish_insn): Ditto.
1963 (sd_find_dep_between_no_cache): New static function.
1964 (sd_find_dep_between): New function.
1965 (ask_dependency_caches, set_dependency_caches): New static functions.
1966 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
1967 (add_or_update_dep_1): Separate pieces of functionality into
1968 ask_dependency_caches (), update_dependency_caches (),
1969 change_spec_dep_to_hard (), update_dep ().
1970 (get_back_and_forw_lists): New static function.
1971 (sd_add_dep): Separate setting of dependency caches into
1972 set_dependency_caches ().
1973 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
1975 (sd_delete_dep): Ditto.
1976 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
1977 (dump_lists): New static function.
1978 (sd_debug_lists): New debug function.
1979 (delete_all_dependences, fixup_sched_groups): Update to use
1980 sd_* infrastructure.
1981 (sched_analyze_2): Create data-speculative dependency only if
1982 data-speculation is enabled.
1983 (sched_analyze_insn): If insn cannot be speculative, make all its
1984 dependencies non-speculative.
1985 (sched_analyze): Use sd_init_insn ().
1986 (add_forw_dep, compute_forward_dependencies): Remove.
1987 (delete_dep_nodes_in_back_deps): New static function.
1988 (sched_free_deps): New function.
1989 (init_dependency_caches): Init alloc_pools.
1990 (extend_depedency_caches): Update after removing of
1991 forward_dependency_cache.
1992 (free_dependency_caches): Ditto. Free alloc_pools.
1993 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1994 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1996 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1997 (add_dependence): Use init_dep ().
1998 (get_dep_weak_1): New static function.
1999 (get_dep_weak): Move logic to get_dep_weak_1 ().
2000 (dump_ds): New static function moved from haifa-sched.c:
2001 debug_spec_status ().
2002 (debug_ds): New debug function.
2003 (check_dep_status): Rename to check_dep (). Update to check whole
2006 * haifa-sched.c (spec_info): Make global.
2007 (added_recovery_block_p): Rename to
2008 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2009 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2010 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2011 to use new interfaces.
2012 (ok_for_early_queue_removal): Ditto.
2013 (schedule_block): Initialize logical uids of insns emitted by the
2015 (sched_init): Initialize new variable.
2016 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2018 (extend_global): Initialize insn data.
2019 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2020 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2022 (add_to_speculative_block): Update to use new interfaces.
2023 (create_recovery_block): Set new variables.
2024 (create_check_block_twin, fix_recovery_deps): Update to use new
2026 (sched_insn_is_legitimate_for_speculation_p): New function.
2027 (speculate_insn): Move checking logic to
2028 sched_insn_is_legitimate_for_speculation_p ().
2029 (sched_remove_insn): Finalize sched-deps information of instruction.
2030 (clear_priorities, add_jump_dependencies): Update to use new
2032 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2034 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2035 to use new interfaces.
2036 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2037 (new_ready): Try to use control speculation only if it is available.
2038 (add_branch_dependences): Update to use new interfaces.
2039 (compute_block_backward_dependences): Rename to
2040 compute_block_dependences (). Call
2041 targetm.sched.dependencies_evaluation_hook ().
2042 (free_block_dependencies): New static function.
2043 (debug_dependencies): Update to use new interfaces.
2044 (schedule_region): Remove separate computation of forward dependencies.
2045 Move call of targetm.sched.dependencies_evaluation_hook () to
2046 compute_block_dependences (). Free dependencies at the end of
2047 scheduling the region.
2049 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2051 (add_deps_for_risky_insns): Ditto.
2052 (schedule_ebb): Remove separate computation of forward dependencies.
2053 Free dependencies at the end of scheduling the ebb.
2055 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2056 (build_intra_loop_deps): Ditto. Remove separate computation of
2057 forward dependencies. Free sched-deps dependencies.
2059 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2060 to use new interfaces.
2061 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2063 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2065 (is_costly_group): Ditto.
2067 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2069 * alias.c (rtx_equal_for_memref_p): Constify.
2070 * basic-block.h (const_edge, const_basic_block): New.
2071 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2072 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2073 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2074 probably_never_executed_bb_p, edge_probability_reliable_p,
2075 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2076 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2078 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2079 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2081 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2082 flow_nodes_print, dfs_enumerate_from): Likewise.
2083 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2084 control_flow_insn_p, count_basic_blocks): Likewise.
2085 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2086 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2087 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2088 average_num_loop_insns, loop_exit_edge_p,
2089 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2090 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2091 average_num_loop_insns, seq_cost): Likewise.
2092 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2093 * dominance.c (dominated_by_p): Likewise.
2094 * emit-rtl.c (validate_subreg): Likewise.
2095 * except.c (can_throw_internal, can_throw_external): Likewise.
2096 * except.h (can_throw_internal, can_throw_external): Likewise.
2097 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2098 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2099 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2100 simple_mem, store_ops_ok, load_kills_store, find_loads,
2101 store_killed_in_insn, store_killed_after, store_killed_before,
2102 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2104 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2105 noce_mem_write_may_trap_or_fault_p): Likewise.
2106 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2108 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2110 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2111 probably_cold_bb_p, probably_never_executed_bb_p,
2112 edge_probability_reliable_p, br_prob_note_reliable_p,
2113 can_predict_insn_p): Likewise.
2114 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2115 * resource.c (return_insn_p): Likewise.
2116 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2118 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2119 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2120 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2121 verify_gimple_modify_stmt): Likewise.
2122 * tree-chrec.c (is_not_constant_evolution,
2123 is_multivariate_chrec_rec, is_multivariate_chrec,
2124 chrec_contains_symbols, chrec_contains_undetermined,
2125 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2126 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2127 eq_evolutions_p, scev_direction): Likewise.
2128 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2129 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2130 chrec_contains_symbols_defined_in_loop,
2131 chrec_contains_undetermined, tree_contains_chrecs,
2132 evolution_function_is_affine_multivariate_p,
2133 evolution_function_is_univariate_p, chrec_zerop,
2134 evolution_function_is_constant_p, evolution_function_is_affine_p,
2135 evolution_function_is_affine_or_constant_p,
2136 tree_does_not_contain_chrecs, chrec_type): Likewise.
2137 * tree-data-ref.c (tree_fold_divides_p,
2138 object_address_invariant_in_loop_p, dr_may_alias_p,
2139 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2140 same_access_functions, constant_access_functions,
2141 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2143 * tree-flow.h (scev_direction): Likewise.
2144 * tree-gimple.c (is_gimple_stmt): Likewise.
2145 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2147 * tree-pretty-print.c (op_prio): Likewise.
2148 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2149 analyzable_condition, backedge_phi_arg_p): Likewise.
2150 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2151 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2152 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2155 2007-08-13 Dan Hipschman <dsh@google.com>
2158 * c-format.c (check_format_arg): Move check for zero-length
2159 format strings below the check for unterminated strings.
2161 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2164 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2167 2007-08-13 Nick Clifton <nickc@redhat.com>
2169 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2171 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2174 * c-format.c (gcc_gfc_length_specs): New array.
2175 (gcc_gfc_char_table): Add unsigned specifier, and references to
2176 the l length modifier.
2177 (format_types_orig): Use the new gcc_gfc_length_specs.
2179 2007-08-12 Sa Liu <saliu@de.ibm.com>
2181 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2182 and with REG_RETVAL note after split.
2184 2007-08-11 David Daney <ddaney@avtrex.com>
2186 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2187 as ATTRIBUTE_UNUSED.
2189 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2190 Segher Boessenkool <segher@kernel.crashing.org>
2192 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2193 HAVE_LOCAL_CPU_DETECT not defined.
2195 2007-08-11 Jan Hubicka <jh@suse.cz>
2197 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2198 (cgraph_process_new_functions): Honor previous value of
2199 disregard_inline_limits.
2200 * ipa-inline.c (compute_inline_parameters): Likewise.
2202 2007-08-11 Ian Lance Taylor <iant@google.com>
2204 * alias.h (alias_set_type): Define new type.
2205 (ALIAS_SET_MEMORY_BARRIER): Use it.
2206 * rtl.h: Include alias.h.
2207 (struct mem_attrs): Use alias_set_type.
2208 * tree.h: Include alias.h
2209 (struct tree_type): Use alias_set_type.
2210 (struct tree_struct_field_tag): Likewise.
2211 (struct tree_decl_common): Likewise.
2212 * alias.c (struct alias_set_entry): Use alias_set_type.
2213 (get_alias_set_entry, alias_set_subset_of): Likewise.
2214 (alias_sets_conflict_p): Likewise.
2215 (alias_sets_must_conflict_p): Likewise.
2216 (objects_must_conflict_p): Likewise.
2217 (get_alias_set, new_alias_set): Likewise.
2218 (record_alias_subset, record_component_aliases): Likewise.
2219 (varargs_set, frame_set): Change to alias_set_type.
2220 (get_varargs_alias_set): Use alias_set_type.
2221 (get_frame_alias_set): Likewise.
2222 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2223 * dse.c (struct store_info): Use alias_set_type.
2224 (struct read_info, struct clear_alias_mode_holder): Likewise.
2225 (clear_alias_set_lookup, canon_address): Likewise.
2226 (record_store, check_mem_read_rtx): Likewise.
2227 (dse_record_singleton_alias_set): Likewise.
2228 (dse_invalidate_singleton_alias_set): Likewise.
2229 * emit-rtl.c (get_mem_attrs): Likewise.
2230 (set_mem_attributes_minus_bitpos): Likewise.
2231 (set_mem_alias_set): Likewise.
2232 * expr.c (store_constructor_field, store_field): Likewise.
2233 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2234 * langhooks.c (lhd_get_alias_set): Likewise.
2235 * langhooks-def.h (lhd_get_alias_set): Likewise.
2236 * reload1.c (alter_reg): Likewise.
2237 * tree-flow.h (struct fieldoff): Likewise.
2238 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2239 (may_alias_p, get_smt_for, create_sft): Likewise.
2240 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2241 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2242 (merge_smts_into): Likewise.
2243 * varasm.c (const_alias_set): Likewise.
2244 * c-common.c (strict_aliasing_warning): Likewise.
2245 (c_common_get_alias_set): Likewise.
2246 * dse.h (dse_record_singleton_alias_set): Update declaration.
2247 (dse_invalidate_singleton_alias_set): Likewise.
2248 * emit-rtl.h (set_mem_alias_set): Likewise.
2249 * c-common.h (c_common_get_alias_set): Likewise.
2250 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2251 * print-tree.c (print_node): Likewise.
2252 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2254 (alpha_setup_incoming_varargs): Use alias_set_type.
2255 * config/i386/i386.c (setup_incoming_varargs_64): Use
2257 (setup_incoming_varargs_ms_64): Likewise.
2258 (ix86_GOT_alias_set): Likewise.
2259 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2260 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2261 (set): Change to alias_set_type.
2262 (get_TOC_alias_set): Use alias_set_type.
2263 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2265 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2266 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2268 (struct_value_alias_set): Likewise.
2269 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2271 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2273 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2274 * config/vxworks.h (TARGET_VXWORKS): Override.
2275 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2276 "mips" if TARGET_VXWORKS.
2278 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2280 * calls.c (avoid_likely_spilled_reg): New function.
2281 (expand_call): Use it.
2283 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2285 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2287 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2289 * config/mips/predicates.md (const_call_insn_operand): Invoke
2290 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2292 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2295 * config/rs6000/driver-rs6000.c: Include link.h.
2296 Use ElfW instead of wordsize-specif typedef.
2298 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2300 * system.h (CONST_CAST): New.
2301 * c-decl.c (c_make_fname_decl): Use it.
2302 * c-lex.c (cb_ident, lex_string): Likewise.
2303 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2304 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2305 give_switch, set_multilib_dir): Likewise.
2306 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2307 * passes.c (execute_one_pass): Likewise.
2308 * prefix.c (update_path): Likewise.
2309 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2310 * tree.c (build_string): Likewise.
2312 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2314 * tree-flow-inline.h (is_exec_stmt): Remove.
2315 (is_label_stmt): Remove.
2316 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2319 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2321 * lower-subreg.c (resolve_shift_zext): Don't adjust
2322 src_reg_num for wordmode operands.
2324 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2325 David Ung <davidu@mips.com>
2327 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2328 (TARGET_SCHED_REORDER2): Define.
2329 (mips_maybe_swap_ready): New.
2330 (mips_last_74k_agen_insn): New.
2331 (mips_74k_agen_init): New.
2332 (mips_74k_agen_reorder): New function to group loads and stores
2334 (mips_sched_init): New.
2335 (mips_sched_reorder): Don't do initialization here. Call
2336 mips_74k_agen_reorder.
2337 (mips_variable_issue): Call mips_74k_agen_init.
2339 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2341 * tree-flow-inline.h (get_filename): Remove.
2343 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2345 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2347 (mips_fetch_insns): Delete in favor of...
2348 (mips_load_store_insns): ...this new function.
2349 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2350 to say whether multiword moves _might_ be split.
2351 (mips_fetch_insns): Delete in favor of...
2352 (mips_load_store_insns): ...this new function.
2353 (mips_rtx_costs): Update the call to mips_address_insns.
2354 (mips_address_cost): Likewise.
2355 * config/mips/mips.md (length): Use mips_load_store_insns instead
2356 of mips_fetch_insns.
2357 * config/mips/constraints.md (R): Use mips_address_insns rather
2358 than mips_fetch_insns. Assume that the move never needs to be split.
2360 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2362 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2363 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2364 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2365 * config/mips/mips.h (mips16_hard_float): Delete.
2366 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2367 definitions, and replace with....
2368 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2369 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2370 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2371 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2372 (override_options): Replace MASK_SOFT_FLOAT references with
2373 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2374 and mips16_hard_float when TARGET_MIPS16.
2376 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2379 * c-typeck.c (build_binary_op): Check for non pointer types before
2380 calling int_fits_type_p.
2382 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2385 * fold-const.c (omit_one_operand): Return only the ommitted expression
2386 if the result is an empty statement.
2387 (pedantic_omit_one_operand): Likewise.
2389 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2391 * c-typeck.c (readonly_error): Improve error for assignment.
2393 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2395 (pp_c_expression): Ditto.
2397 2007-08-09 Simon Baldwin <simonb@google.com>
2399 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2400 break that was preventing simplify_associative_operation() for xor.
2402 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2403 Nigel Stephens <nigel@mips.com>
2405 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2406 Document change in interpretation of value from boolean to
2408 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2409 ffs and ctz using clz.
2410 (expand_unop): Call them.
2411 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2413 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2414 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2415 enable the new ffs expansion on this target.
2417 2007-08-09 Jan Hubicka <jh@suse.cz>
2419 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2420 (expand_ternary_op): Likewise.
2421 (expand_vec_shift_expr): Likewise.
2422 (expand_binop_directly): Likewise.
2423 (expand_binop): Likewise.
2424 (sign_expand_binop): Likewise.
2425 (expand_twoval_unop): Likewise.
2426 (expand_twoval_binop): Likewise.
2427 (expand_twoval_binop_libfunc): Likewise.
2428 (widen_clz): Likewise.
2429 (widen_bswap): Likewise.
2430 (expand_parity): Likewise.
2431 (expand_unop): Likewise.
2432 (expand_abs_nojump): Likewise.
2433 (expand_copysign): Likewise.
2434 (emit_no_conflict_block): Likewise.
2435 (emit_libcall_block): Likewise.
2436 (can_compare_p): Likewise.
2437 (prepare_cmp_insn): Likewise.
2438 (emit_cmp_and_jump_insn_1): Likewise.
2439 (prepare_float_lib_cmp): Likewise.
2440 (emit_conditional_add): Likewise.
2441 (gen_add2_insn): Likewise.
2442 (have_add2_insn): Likewise.
2443 (gen_sub2_insn): Likewise.
2444 (have_sub2_insn): Likewise.
2445 (can_extend_p): Likewise.
2446 (can_fix_p): Likewise.
2447 (can_float_p): Likewise.
2448 (expand_float): Likewise.
2449 (expand_fix): Likewise.
2450 (expand_sfix_optab): Likewise.
2451 (new_optab): Likewise.
2452 (new_convert_optab): Likewise.
2453 (init_libfuncs): Likewise.
2454 (init_interclass_conv_libfuncs): Likewise.
2455 (init_intraclass_conv_libfuncs): Likewise.
2456 (set_conv_libfunc): Likewise.
2457 (init_optabs): Likewise.
2458 (debug_optab_libfuncs): Likewise.
2459 (gen_cond_trap): Likewise.
2460 * optabs.h (optab_handler, convert_optab_hanlder): New.
2461 * genopinit.c: Update optabs generation table.
2462 * reload.c (find_reloads_address_1): Use optabs accestors.
2463 * builtins.c (expand_builtin_mathfn): Likewise.
2464 (expand_builtin_mathfn_2): Likewise.
2465 (expand_builtin_mathfn_3): Likewise.
2466 (expand_builtin_interclass_mathfn): Likewise.
2467 (expand_builtin_sincos): Likewise.
2468 (expand_builtin_cexpi): Likewise.
2469 (expand_builtin_powi): Likewise.
2470 (expand_builtin_strlen): Likewise.
2471 * dojump.c (do_jump): Likewise.
2472 * expr.c (convert_move): Likewise.
2473 (move_by_pieces): Likewise.
2474 (move_by_pieces_ninsns): Likewise.
2475 (can_store_by_pieces): Likewise.
2476 (store_by_pieces_1): Likewise.
2477 (emit_move_via_integer): Likewise.
2478 (emit_move_complex): Likewise.
2479 (emit_move_ccmode): Likewise.
2480 (emit_move_insn_1): Likewise.
2481 (emit_single_push_insn): Likewise.
2482 (store_constructor): Likewise.
2483 (expand_expr_real_1): Likewise.
2484 (do_store_flag): Likewise.
2485 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2486 (enumerate_modes): Likewise.
2487 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2488 (supportable_widening_operation): Likewise.
2489 (supportable_narrowing_operation): Likewise.
2490 * expmed.c (store_bit_field_1): Likewise.
2491 (extract_bit_field_1): Likewise.
2492 (expand_mult_highpart_optab): Likewise.
2493 (expand_smod_pow2): Likewise.
2494 (expand_divmod): Likewise.
2495 (emit_store_flag): Likewise.
2496 * tree-vect-patterns.c
2497 (vect_pattern_recog_1): Likewise.
2498 * tree-ssa-loop-prefetch.c
2499 (nontemporal_store_p): Likewise.
2500 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2501 (vect_create_epilog_for_reduction): Likewise.
2502 (vectorizable_reduction): Likewise.
2503 (vectorizable_operation): Likewise.
2504 (vect_strided_store_supported): Likewise.
2505 (vectorizable_store): Likewise.
2506 (vect_strided_load_supported): Likewise.
2507 (vectorizable_load): Likewise.
2508 * combine.c (simplify_comparison): Likewise.
2509 * tree-vect-generic.c
2510 (type_for_widest_vector_mode): Likewise.
2511 (expand_vector_operations_1): Likewise.
2512 * config/spu/spu.c (spu_expand_mov): Likewise.
2513 (spu_emit_vector_compare): Likewise.
2514 * config/rs6000/rs6000.c
2515 (rs6000_emit_vector_compare): Likewise.
2516 * stmt.c (add_case_node): Likewise.
2517 * reload1.c (gen_reload):
2519 2007-08-09 Michael Matz <matz@suse.de>
2521 * tree.h (fixed_zerop): Declare as taking a const_tree.
2522 * tree.c (fixed_zerop): Take a const_tree.
2524 2007-08-09 Ira Rosen <irar@il.ibm.com>
2526 * tree-vect-transform.c (vectorizable_store): Remove call to
2527 copy_virtual_operands() and call mark_symbols_for_renaming() for
2528 the created vector store.
2529 (vect_setup_realignment): Don't call copy_virtual_operands() and
2530 update_vuses_to_preheader().
2531 (vectorizable_load): Don't call copy_virtual_operands().
2532 (update_vuses_to_preheader): Remove.
2534 2007-08-08 Chao-ying Fu <fu@mips.com>
2536 * tree.def (FIXED_POINT_TYPE): New type.
2537 (FIXED_CST): New constant.
2538 (FIXED_CONVERT_EXPR): New expr.
2539 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2540 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2541 * tree.h (struct tree_base): Add saturating_flag.
2542 Remove one bit of spare for saturating_flag.
2543 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2544 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2545 FIXED_POINT_TYPE_P): Define.
2546 (TYPE_SATURATING): Define.
2547 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2548 (struct tree_fixed_cst): New.
2549 (TYPE_IBIT, TYPE_FBIT): Define.
2550 (tree_node): Add fixed_cst.
2551 (enum tree_index): Add new enumeration values of
2552 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2553 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2554 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2555 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2556 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2557 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2558 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2559 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2560 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2561 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2562 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2563 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2564 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2565 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2566 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2567 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2568 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2569 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2570 (sat_short_fract_type_node, sat_fract_type_node,
2571 sat_long_fract_type_node, sat_long_long_fract_type_node,
2572 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2573 sat_unsigned_long_fract_type_node,
2574 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2575 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2576 unsigned_short_fract_type_node, unsigned_fract_type_node,
2577 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2578 sat_short_accum_type_node, sat_accum_type_node,
2579 sat_long_accum_type_node, sat_long_long_accum_type_node,
2580 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2581 sat_unsigned_long_accum_type_node,
2582 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2583 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2584 unsigned_short_accum_type_node, unsigned_accum_type_node,
2585 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2586 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2587 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2588 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2589 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2590 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2591 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2592 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2593 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2594 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2595 sat_uda_type_node, sat_uta_type_node): New macro.
2596 (make_fract_type, make_accum_type): Declare.
2597 (make_signed_fract_type, make_unsigned_fract_type,
2598 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2599 make_signed_accum_type, make_unsigned_accum_type,
2600 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2601 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2602 make_or_reuse_sat_signed_fract_type,
2603 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2604 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2605 make_or_reuse_sat_unsigned_accum_type): New macro.
2606 (fixed_zerop): Declare.
2607 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2608 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2609 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2610 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2611 * treestruct.def: Add TS_FIXED_CST.
2612 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2614 (tree-dump.o): Likewise.
2615 (print-tree.o): Likewise.
2616 (tree-pretty-print.o): Likewise.
2617 (fold-const.o): Likewise.
2618 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2619 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2620 (is_gimple_min_invariant): Handle FIXED_CST.
2621 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2622 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2623 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2624 (layout_type): Handle FIXED_POINT_TYPE.
2625 (make_fract_type, make_accum_type): New functions.
2626 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2627 * tree-dump.c (fixed-value.h): New include.
2628 (dump_fixed): New function.
2629 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2630 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2631 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2632 * tree-pretty-print.c (fixed-value.h): New include.
2633 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2635 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2636 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2637 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2638 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2639 for non-saturating fixed-point types.
2640 (reassociate_bb): Likewise.
2641 * emit-rtl.c (fixed-value.h): New include.
2642 (fconst0, fconst1): New array.
2643 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2644 * tree-vect-generic.c expand_vector_operation): Support
2645 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2647 (type_for_widest_vector_mode): Add one parameter for the
2649 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2651 Pass the satp parameter to type_for_mode for fixed-point types.
2652 (expand_vector_operations_1): Pass the saturating flag to
2653 type_for_widest_vector_mode.
2654 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2655 and MODE_VECTOR_UACCUM.
2656 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2657 (vectorizable_condition): Likewise.
2658 * tree.c (fixed-value.h): New include.
2659 (tree_code_size): Support FIXED_CST.
2660 (build_fixed): New function.
2661 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2662 (fixed_zerop): New function.
2663 (tree_node_structure): Support FIXED_CST.
2664 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2665 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2666 (type_hash_eq): Handle FIXED_POINT_TYPE.
2667 (simple_cst_equal): Support FIXED_CST.
2668 (iterative_hash_expr): Handle FIXED_CST.
2669 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2670 (get_narrower): Likewise.
2671 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2672 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2673 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2674 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2676 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2677 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2678 (initializer_zerop): Support FIXED_CST.
2679 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2680 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2681 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2682 (is_base_type): Handle FIXED_POINT_TYPE.
2683 (add_type_attribute): Handle FIXED_POINT_TYPE.
2684 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2685 * print-tree.c (fixed-value.h): New include.
2686 (print_node_brief): Support FIXED_CST.
2687 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2688 * c-pretty-print.c (fixed-value.h): New include.
2689 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2690 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2691 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2692 Support fixed-point types for inner items in VECTOR_TYPE.
2693 (pp_c_direct_declarator): Likewise.
2694 (pp_c_declarator): Likewise.
2695 (pp_c_fixed_constant): New function.
2696 (pp_c_constant): Handle FIXED_CST.
2697 (pp_c_primary_expression): Likewise.
2698 (pp_c_expression): Likewise.
2699 * fold-const.c (fixed-value.h): New include.
2700 (negate_expr_p): Return true for FIXED_CST.
2701 (fold_negate_expr): Support FIXED_CST.
2702 (split_tree): Support FIXED_CST.
2703 (const_binop): Support FIXED_CST.
2704 (fold_convert_const_int_from_fixed): New function to convert from
2706 (fold_convert_const_real_from_fixed): New function to convert from
2708 (fold_convert_const_fixed_from_fixed): New function to convert from
2709 fixed to another fixed.
2710 (fold_convert_const_fixed_from_int): New function to convert from
2712 (fold_convert_const_fixed_from_real): New function to convert from
2714 (fold_convert_const): Support conversions from fixed to int, from
2715 fixed to real, from fixed to fixed, from int to fixed, and from real
2717 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2718 (operand_equal_p): Support FIXED_CST.
2719 (make_range): For fixed-point modes, we need to pass the
2720 saturating flag as the 2nd parameter.
2721 (tree_swap_operands_p): Handle FIXED_CST.
2722 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2724 (fold_unary): Support FIXED_CONVERT_EXPR.
2725 (fold_binary): Handle FIXED_CST.
2726 Make sure the type is not saturating, before associating operations.
2727 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2728 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2729 (fold_negate_const): Support FIXED_CST.
2730 (fold_relational_const): Support FIXED_CST.
2731 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2732 (gimplify_expr): Handle FIXED_CST.
2733 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2734 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2735 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2736 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2737 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2738 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2739 LONG_LONG_ACCUM_TYPE_SIZE.
2740 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2741 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2742 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2743 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2744 MODE_ACCUM, and MODE_UACCUM.
2745 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2746 fixed-point types to disable reduction.
2747 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2749 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2751 * config/rs6000/x-rs6000: New file.
2752 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2753 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2754 (EXTRA_SPEC_FUNCTIONS): Define.
2755 (HAVE_LOCAL_CPU_DETECT): Define.
2756 (CC1_CPU_SPEC): Define.
2757 * config/rs6000/driver-rs6000.c: New file.
2758 * config/rs6000/aix.h (CC1_SPEC): Define.
2759 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2760 * config.host: Add x-rs6000 to host_xmake_file if host and target
2761 are rs6000 or powerpc.
2763 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2765 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2767 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2768 Sandra Loosemore <sandra@codesourcery.com>
2769 Chao-ying Fu <fu@mips.com>
2770 Nigel Stephens <nigel@mips.com>
2771 David Ung <davidu@mips.com>
2773 * doc/invoke.texi (-mcode-readable): Document.
2774 * config/mips/mips.opt (mcode-readable): New option.
2775 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2776 * config/mips/mips.h (mips_code_readable_setting): New enum.
2777 (mips_code_readable): Declare.
2778 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2779 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2780 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2781 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2782 boiler-plate comments.
2783 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2784 * config/mips/mips.c (mips_code_readable): New variable.
2785 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2786 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2787 context and -mcode-readable setting to restrict the use of
2788 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2789 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2790 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2791 (mips_blocks_for_constant_p): Only return false for
2792 TARGET_MIPS16_PCREL_LOADS.
2793 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2794 for MIPS16. Handle SYMBOL_32_HIGH.
2795 (mips_const_insns): Allow HIGHs for MIPS16 too.
2796 (mips_unspec_address_offset): New function, split out from...
2797 (mips_unspec_address): ...here.
2798 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2799 16-bit symbolic constants. Assert approropiate conditions for
2800 using the "la" and "dla" macros.
2801 (mips_handle_option): Handle -mcode-readable=.
2802 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2803 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2804 (mips_strip_unspec_address): New function, split out from...
2805 (print_operand_reloc): ...here.
2806 (print_operand): Pass constants through mips_strip_unspec_address.
2807 (print_operand_address): Likewise.
2808 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2809 (mips_select_rtx_section): Remove MIPS16 handling.
2810 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2811 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2812 (mips16_lay_out_constants): Do nothing unless
2813 TARGET_MIPS16_PCREL_LOADS.
2814 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2815 * config/mips/mips.md: Split HIGHs for MIPS16.
2816 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2818 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2820 * config/mips/mips-protos.h (mips_emit_move): Declare.
2821 * config/mips/mips.c (mips_emit_move): New function.
2822 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2823 (mips_legitimize_const_move): Likewise.
2824 (mips_legitimize_move): Likewise.
2825 (mips_split_64bit_move): Likewise.
2826 (mips_restore_gp): Likewise.
2827 (mips_load_call_address): Likewise.
2828 (mips_emit_fcc_reload): Likewise.
2829 (mips_set_return_address): Likewise.
2830 (mips_block_move_straight): Likewise.
2831 (mips_block_move_loop): Likewise.
2832 (mips_setup_incoming_varargs): Likewise.
2833 (mips_save_reg): Likewise.
2834 (mips_expand_prologue): Likewise.
2835 (mips_restore_reg): Likewise.
2836 (mips_expand_epilogue): Likewise.
2837 (mips_output_mi_thunk): Likewise.
2838 (build_mips16_call_stub): Likewise.
2839 (mips_builtin_branch_and_move): Likewise.
2840 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
2841 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2842 (fixuns_truncdfdi2): Likewise.
2843 (fixuns_truncsfsi2): Likewise.
2844 (fixuns_truncsfdi2): Likewise.
2845 (loadgp_absolute): Likewise.
2846 (builtin_setjmp_setup): Likewise.
2847 (builtin_longjmp): Likewise.
2848 (untyped_call): Likewise.
2850 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2852 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
2853 an "rtx *" argument. Return a bool.
2854 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
2855 values and return true if they can be split. Take the same kind of
2856 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
2857 and store the lo_sum there if nonnull. Use the symbol type to
2858 determine whether a $gp or HIGH is needed.
2859 (mips_legitimize_address): Update call to mips_split_symbol and
2860 simplify accordingly.
2861 (mips_legitimize_const_move): Likewise.
2862 * config/mips/mips.md: In the combine define_split,
2863 check mips_split_symbol instead of splittable_symbolic_operand.
2864 Update use of mips_split_symbol in the generator code.
2865 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
2867 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2869 * config/mips/mips.c (mips_symbolic_address_p): Delete.
2870 (mips_symbol_insns_1): New function, split out from...
2871 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
2872 and stores separately from load addresses.
2873 (mips_classify_address): Replace uses of mips_symbolic_address_p
2874 with uses of mips_symbol_insns.
2875 (mips_address_insns): Update calls to mips_symbol_insns.
2876 (mips_const_insns): Likewise.
2877 (mips_legitimize_address): Likewise.
2879 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2881 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
2882 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
2883 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
2884 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
2885 non-call contexts if TARGET_MIPS16.
2886 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
2887 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
2888 code for SYMBOL_ABSOLUTE.
2889 (mips_symbol_insns): Likewise.
2891 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2893 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
2894 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
2895 (mips_symbolic_constant_p): Likewise. Update the call to
2896 mips_classify_symbol.
2897 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
2898 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
2899 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
2900 (print_operand_reloc): Add a context argument. Update the call to
2901 mips_symbolic_constant_p.
2902 (print_operand): Update the calls to print_operand_reloc.
2903 (print_operand_address): Use print_operand_reloc rather than
2905 (mips_rewrite_small_data_p): Add a context argument. Update the call
2906 to mips_symbolic_constant_p.
2907 (mips_small_data_pattern_1): Make DATA the containing mem.
2908 Update the call to mips_rewrite_small_data_p.
2909 (mips_rewrite_small_data_1): Likewise.
2910 (mips_use_anchors_for_symbol_p): Update the call to
2911 mips_symbolic_constant_p.
2912 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2913 (splittable_symbolic_operand): Likewise.
2914 (move_operand): Likewise.
2915 (absolute_symbolic_operand): Likewise.
2916 (got_disp_operand): Likewise.
2917 (got_page_ofst_operand): Likewise.
2919 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2921 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
2922 (SYMBOL_ABSOLUTE): ...this.
2923 (SYMBOL_SMALL_DATA): Rename to...
2924 (SYMBOL_GP_RELATIVE): ...this.
2925 (SYMBOL_CONSTANT_POOL): Rename to...
2926 (SYMBOL_PC_RELATIVE): ...this.
2927 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
2928 (mips_symbolic_address_p, mips_symbol_insns, override_options)
2929 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
2930 after above changes.
2931 * config/mips/predicates.md (const_call_insn_operand): Likewise.
2932 (general_symbolic_operand): Rename to...
2933 (absolute_symbolic_operand): ...this.
2934 * config/mips/mips.md: Update after above changes.
2936 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
2937 Revital Eres <eres@il.ibm.com>
2939 * ddg.c (print_ddg): Add dump information.
2940 * modulo-sched.c (print_node_sched_params): Add parameter and
2942 (calculate_maxii): Remove function.
2943 (undo_generate_reg_moves): Likewise.
2944 (undo_permute_partial_schedule): Likewise.
2945 (kernel_number_of_cycles): Likewise.
2946 (MAXII_FACTOR): New definition to calculate the upper bound of II.
2947 (sms_schedule): Use it. Remove profitability checks.
2948 (sms_schedule_by_order): Fix order of nodes within the cycle.
2950 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2952 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
2953 -profile option, add pie support.
2954 (ENDFILE_SPEC): New spec.
2955 * config/gnu.h (LIB_SPEC): Add -profile option.
2957 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
2959 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
2960 * config/gnu.h (LIB_SPEC): Likewise.
2962 2007-08-07 Yaz Saito <saito@google.com>
2963 Ian Lance Taylor <iant@google.com>
2965 * common.opt (finstrument-functions-exclude-function-list): New
2967 (finstrument-functions-exclude-file-list): New option.
2968 * opts.c (char_p): Define and DEF_VEC.
2969 (flag_instrument_functions_exclude_functions): New static
2971 (flag_instrument_functions_exclude_files): New static variable.
2972 (add_instrument_functions_exclude_list): New static function.
2973 (flag_instrument_functions_exclude_p): New function.
2974 (common_handle_option): Handle new options.
2975 * flags.h (flag_instrument_functions_exclude_p): Declare.
2976 * gimplify.c (gimplify_function_tree): Call
2977 flag_instrument_functions_exclude_p.
2978 * doc/invoke.texi (Option Summary): Mention new options.
2979 (Code Gen Options): Document new options.
2981 2007-08-07 Ian Lance Taylor <iant@google.com>
2983 PR rtl-optimization/32776
2984 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2985 (resolve_use): Likewise.
2986 (decompose_multiword_subregs): Remove "changed" local variable.
2988 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2990 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2991 * configure: Regenerate.
2992 * config.in: Regenerate.
2993 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2996 2007-08-07 Ian Lance Taylor <iant@google.com>
2998 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2999 note, just delete the insn.
3001 2007-08-07 Andreas Schwab <schwab@suse.de>
3004 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3007 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3009 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3010 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3011 (decompose_multiword_subregs): Use the functions above to decompose
3012 multiword shifts and zero-extends.
3014 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3016 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3017 "assemble" descriptions which were swapped.
3019 2007-08-06 Chao-ying Fu <fu@mips.com>
3021 * fixed-value.h: New file.
3022 * fixed-value.c: New file.
3023 * Makefile.in (OBJS-common): Add fixed-value.o.
3024 (fixed-value.o): New rule.
3025 (GTFILES): Add fixed-value.h.
3026 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3027 to compare a.low and b.low.
3028 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3030 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3031 Daniel Jacobowitz <dan@codesourcery.com>
3034 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3036 (x86_64-*-netbsd*): Likewise.
3037 (x86_64-*-linux*): Likewise.
3038 (x86_64-*-kfreebsd*-gnu): Likewise.
3039 (x86_64-*-knetbsd*-gnu): Likewise.
3040 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3042 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3044 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3045 Add -fno-asynchronous-unwind-tables.
3047 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3048 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3049 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3050 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3051 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3053 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3055 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3056 (TARGET_C_MODE_FOR_SUFFIX): New.
3058 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3060 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3062 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3064 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3066 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3068 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3069 before checking function returns in conditional expressions.
3071 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3074 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3076 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3079 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3080 for INTEGRAL_TYPE_P.
3082 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3084 * configure.ac: Remove --enable-checking=df from default settings.
3085 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3086 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3087 if the parameter is true.
3088 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3089 DF_VERIFY_SCHEDULED flag is true.
3090 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3091 (df_finish_pass): Adjust prototype.
3092 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3095 * see.c (pass_see): Add TODO_df_verify.
3096 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3097 * global.c (rest_of_handle_global_alloc): Schedule verification
3099 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3101 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3102 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3103 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3105 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3106 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3107 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3109 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3110 Revital Eres <eres@il.ibm.com>
3112 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3114 * ddg.c (create_ddg_dependence): Rename to...
3115 (create_ddg_dep_from_intra_loop_link): This. Do not check
3116 for interloop edges. Do not create anti dependence edge when
3117 a true dependence edge exists in the opposite direction and
3118 -fmodulo-sched-allow-regmoves is set.
3119 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3120 (add_cross_iteration_register_deps): Create anti dependence edge
3121 when -fno-modulo-sched-allow-regmoves is set.
3122 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3124 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3126 * config/arm/arm.md (movsi): Add braces.
3128 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3131 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3132 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3135 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3137 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3138 state accessor functions.
3139 * cfgloopmanip.c (remove_path, create_preheaders,
3140 force_single_succ_latches, fix_loop_structure): Ditto.
3141 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3142 tree_duplicate_loop_to_header_edge): Ditto.
3143 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3144 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3146 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3147 cleanup_tree_cfg): Ditto.
3148 * tree-cfg.c (tree_merge_blocks): Ditto.
3149 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3150 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3151 loop_preheader_edge, single_exit): Ditto.
3152 (flow_loops_find): Do not clear loops->state.
3153 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3154 loops_state_clear): New functions.
3156 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3159 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3160 when adding to the base and convert ELT to sizetype instead of type.
3162 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3165 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3166 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3168 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3171 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3172 correct type the negate expression.
3174 2007-08-03 Jan Hubicka <jh@suse.cz>
3176 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3179 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3181 * config/rs6000/rs6000.c (struct processor_cost): Change
3182 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3183 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3185 (rios1_costs, rios2_cost): Correct cache line size.
3186 (rs6000_override_options): Set l2-cache-size parameter.
3188 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3189 Diego Novillo <dnovillo@google.com>
3192 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3193 if the range includes 0.
3195 2007-08-03 Ben Elliston <bje@au.ibm.com>
3197 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3198 mode to unspec expressions to silence a warning from the generator
3201 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3203 * config/ia64/constraints.md ("U"): Make constraint vector only.
3205 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3208 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3209 always_inline attribute on the function decl.
3211 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3214 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3215 if we are compiling with -fPIC.
3217 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3218 Nigel Stephens <nigel@mips.com>
3220 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3221 Define for MIPS32 and MIPS64.
3223 2007-08-02 Nick Clifton <nickc@redhat.com>
3225 * config/host-hpux.c: Change copyright header to refer to version
3226 3 of the GNU General Public License and to point readers at the
3227 COPYING3 file and the FSF's license web page.
3228 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3229 config/alpha/linux.h, config/alpha/alpha.opt,
3230 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3231 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3232 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3233 config/alpha/alpha.h, config/alpha/sync.md,
3234 config/alpha/openbsd.h, config/alpha/alpha.md,
3235 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3236 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3237 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3238 config/alpha/constraints.md, config/alpha/osf.h,
3239 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3240 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3241 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3242 config/frv/frv-asm.h, config/frv/frv-protos.h,
3243 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3244 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3245 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3246 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3247 config/s390/s390.opt, config/s390/s390-modes.def,
3248 config/s390/fixdfdi.h, config/s390/constraints.md,
3249 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3250 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3251 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3252 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3253 config/m32c/prologue.md, config/m32c/m32c.abi,
3254 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3255 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3256 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3257 config/m32c/jump.md, config/m32c/shift.md,
3258 config/m32c/m32c-protos.h, config/libgloss.h,
3259 config/spu/spu-protos.h, config/spu/predicates.md,
3260 config/spu/spu-builtins.h, config/spu/spu.c,
3261 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3262 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3263 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3264 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3265 config/sparc/hypersparc.md, config/sparc/predicates.md,
3266 config/sparc/linux.h, config/sparc/sp64-elf.h,
3267 config/sparc/supersparc.md, config/sparc/cypress.md,
3268 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3269 config/sparc/niagara.md, config/sparc/sparc.md,
3270 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3271 config/sparc/sparc.opt, config/sparc/sync.md,
3272 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3273 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3274 config/sparc/sparc.c, config/sparc/little-endian.opt,
3275 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3276 config/sparc/linux64.h, config/sparc/freebsd.h,
3277 config/sparc/sol2.h, config/sparc/rtemself.h,
3278 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3279 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3280 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3281 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3282 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3283 config/m32r/linux.h, config/m32r/constraints.md,
3284 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3285 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3286 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3287 config/i386/i386.md, config/i386/netware-crt0.c,
3288 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3289 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3290 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3291 config/i386/sol2.h, config/i386/constraints.md,
3292 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3293 config/i386/predicates.md, config/i386/geode.md,
3294 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3295 config/i386/freebsd64.h, config/i386/vxworksae.h,
3296 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3297 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3298 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3299 config/i386/netware.h, config/i386/i386-modes.def,
3300 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3301 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3302 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3303 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3304 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3305 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3306 config/i386/xm-mingw32.h, config/i386/linux64.h,
3307 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3308 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3309 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3310 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3311 config/i386/cygwin2.c, config/i386/i386-protos.h,
3312 config/i386/sync.md, config/i386/openbsd.h,
3313 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3314 config/i386/nto.h, config/i386/biarch64.h,
3315 config/i386/i386-coff.h, config/i386/freebsd.h,
3316 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3317 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3318 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3319 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3320 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3321 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3322 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3323 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3324 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3325 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3326 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3327 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3328 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3329 config/sh/superh64.h, config/sh/rtemself.h,
3330 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3331 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3332 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3333 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3334 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3335 config/avr/predicates.md, config/avr/constraints.md,
3336 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3337 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3338 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3339 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3340 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3341 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3342 config/c4x/predicates.md, config/c4x/c4x.h,
3343 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3344 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3345 config/xtensa/linux.h, config/xtensa/xtensa.h,
3346 config/xtensa/elf.h, config/xtensa/xtensa.md,
3347 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3348 config/xtensa/xtensa-protos.h, config/dbx.h,
3349 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3350 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3351 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3352 config/host-solaris.c, config/fr30/fr30.h,
3353 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3354 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3355 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3356 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3357 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3358 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3359 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3360 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3361 config/cris/predicates.md, config/cris/linux.h,
3362 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3363 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3364 config/cris/aout.opt, config/cris/cris-protos.h,
3365 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3366 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3367 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3368 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3369 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3370 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3371 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3372 config/chorus.h, config/mn10300/mn10300.c,
3373 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3374 config/mn10300/mn10300.h, config/mn10300/linux.h,
3375 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3376 config/mn10300/mn10300.md, config/ia64/predicates.md,
3377 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3378 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3379 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3380 config/ia64/freebsd.h, config/ia64/ia64.md,
3381 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3382 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3383 config/gofast.h, config/rtems.h, config/sol2-10.h,
3384 config/m68k/predicates.md, config/m68k/m68k.md,
3385 config/m68k/linux.h, config/m68k/m68k-modes.def,
3386 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3387 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3388 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3389 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3390 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3391 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3392 config/m68k/constraints.md, config/m68k/rtemself.h,
3393 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3394 config/m68k/uclinux.h, config/rs6000/power4.md,
3395 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3396 config/rs6000/linux.h, config/rs6000/eabi.h,
3397 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3398 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3399 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3400 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3401 config/rs6000/windiss.h, config/rs6000/603.md,
3402 config/rs6000/aix41.h, config/rs6000/cell.md,
3403 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3404 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3405 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3406 config/rs6000/default64.h, config/rs6000/7xx.md,
3407 config/rs6000/darwin.opt, config/rs6000/spe.md,
3408 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3409 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3410 config/rs6000/7450.md, config/rs6000/linux64.h,
3411 config/rs6000/constraints.md, config/rs6000/440.md,
3412 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3413 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3414 config/rs6000/rs6000.h, config/rs6000/power6.md,
3415 config/rs6000/predicates.md, config/rs6000/altivec.md,
3416 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3417 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3418 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3419 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3420 config/rs6000/linux64.opt, config/rs6000/sync.md,
3421 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3422 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3423 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3424 config/rs6000/eabispe.h, config/rs6000/e500.h,
3425 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3426 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3427 config/rs6000/aix.h, config/rs6000/vxworks.h,
3428 config/rs6000/40x.md, config/rs6000/aix51.h,
3429 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3430 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3431 config/arc/arc.h, config/mcore/mcore-elf.h,
3432 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3433 config/mcore/mcore.md, config/mcore/mcore.c,
3434 config/mcore/mcore.opt, config/mcore/mcore.h,
3435 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3436 config/score/predicates.md, config/score/score-version.h,
3437 config/score/score-protos.h, config/score/misc.md,
3438 config/score/elf.h, config/score/score.c, config/score/mac.md,
3439 config/score/score7.md, config/score/score.h,
3440 config/score/score-conv.h, config/score/score-mdaux.c,
3441 config/score/score.md, config/score/score.opt,
3442 config/score/score-modes.def, config/score/score-mdaux.h,
3443 config/score/mul-div.S, config/arm/uclinux-elf.h,
3444 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3445 config/arm/symbian.h, config/arm/linux-elf.h,
3446 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3447 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3448 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3449 config/arm/strongarm-pe.h, config/arm/arm.h,
3450 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3451 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3452 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3453 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3454 config/arm/arm-cores.def, config/arm/arm-protos.h,
3455 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3456 config/arm/wince-pe.h, config/arm/neon.md,
3457 config/arm/constraints.md, config/arm/neon.ml,
3458 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3459 config/arm/arm.opt, config/arm/arm926ejs.md,
3460 config/arm/predicates.md, config/arm/iwmmxt.md,
3461 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3462 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3463 config/arm/neon-testgen.ml, config/arm/arm.md,
3464 config/arm/xscale-coff.h, config/arm/pe.c,
3465 config/arm/arm-generic.md, config/arm/pe.h,
3466 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3467 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3468 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3469 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3470 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3471 config/pa/predicates.md, config/pa/pa64-hpux.h,
3472 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3473 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3474 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3475 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3476 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3477 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3478 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3479 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3480 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3481 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3482 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3483 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3484 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3485 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3486 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3487 config/mips/linux64.h, config/mips/elforion.h,
3488 config/mips/constraints.md, config/mips/generic.md,
3489 config/mips/predicates.md, config/mips/4300.md,
3490 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3491 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3492 config/mips/5k.md, config/mips/vr4120-div.S,
3493 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3494 config/mips/mips-protos.h, config/mips/6000.md,
3495 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3496 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3497 config/mips/mips-modes.def, config/mips/vr.h,
3498 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3499 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3500 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3501 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3502 config/vax/openbsd1.h, config/vax/netbsd.h,
3503 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3504 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3505 config/h8300/rtems.h, config/h8300/predicates.md,
3506 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3507 config/h8300/h8300.md, config/h8300/h8300.opt,
3508 config/h8300/coff.h, config/h8300/h8300-protos.h,
3509 config/v850/v850.md, config/v850/predicates.md,
3510 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3511 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3512 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3513 config/mmix/mmix.h, config/mmix/predicates.md,
3514 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3515 config/mmix/mmix.c, config/mmix/mmix.opt,
3516 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3517 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3518 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3519 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3522 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3524 * emit-rtl.c (reset_used_decls): Rename to...
3525 (set_used_decls): ...this. Set the used flag rather than clearing it.
3526 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3527 DECL_RTLs rather than resetting them.
3529 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3531 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3533 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3535 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3536 argument to find_reloads_address.
3538 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3540 PR tree-optimization/32919
3541 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3542 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3543 (coalesce_ssa_name): Call it.
3545 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3546 David Ung <davidu@mips.com>
3548 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3549 (__mips16_unorddf2, __mips16_floatunsidf): New.
3550 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3552 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3554 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3556 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3557 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3558 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3559 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3560 * omp-low.c (get_ws_args_for, determine_parallel_type,
3561 expand_omp_for_generic, expand_omp_for_static_nochunk,
3562 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3563 Work with more precise CFG.
3564 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3565 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3567 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3568 * gimple-low.c (lower_stmt): Ditto.
3569 * tree-inline.c (estimate_num_insns_1): Ditto.
3570 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3571 (OMP_SECTIONS_SWITCH): New.
3572 * tree-cfgcleanup.c (cleanup_omp_return): New.
3573 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3574 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3575 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3576 (tree_redirect_edge_and_branch): Handle omp constructs.
3578 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3579 with three arguments.
3581 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3583 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3586 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3588 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3589 the loop structures may need fixing.
3590 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3592 (cleanup_tree_cfg_loop): Removed.
3593 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3594 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3595 instead of running cleanup_tree_cfg_loop.
3596 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3597 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3598 (tree_predictive_commoning): Declaration changed.
3599 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3601 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3603 * doc/invoke.texi (l1-cache-size): Update documentation.
3604 (l2-cache-size): Document.
3605 * params.h (L2_CACHE_SIZE): New macro.
3606 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3607 that L1_CACHE_SIZE is in kB now.
3608 (L2_CACHE_SIZE_BYTES): New macro.
3609 (tree_ssa_prefetch_arrays): Show size in kB.
3610 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3611 and l2_cache_size fields.
3612 * config/i386/driver-i386.c (describe_cache): Detect cache size
3614 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3615 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3616 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3617 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3618 (override_options): Set l1-cache-size and l2-cache-size to default
3619 values if not specified otherwise.
3620 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3621 (PARAM_L2_CACHE_SIZE): New.
3623 2007-08-01 Nigel Stephens <nigel@mips.com>
3624 David Ung <davidu@mips.com>
3625 Thiemo Seufer <ths@mips.com>
3626 Chris Dearman <chris@mips.com>
3627 Richard Sandiford <richard@codesourcery.com>
3629 * config.gcc (mips*-sde-elf*): New stanza.
3630 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3631 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3632 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3633 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3634 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3635 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3637 * config/mips/sde.h: New file.
3638 * config/mips/t-libgcc-mips16: Likewise.
3639 * config/mips/t-sde: Likewise.
3640 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3641 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3642 _MIPS_FPSET and _MIPS_SZINT.
3643 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3644 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3645 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3646 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3647 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3648 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3649 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3650 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3651 _MIPS_SZPTR and _MIPS_FPSET.
3652 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3653 architecture is specified.
3654 (MIPS_32BIT_OPTION_SPEC): New macro.
3656 2007-07-31 Dan Hipschman <dsh@google.com>
3658 * gcc.c (end_going_arg): New function.
3659 (do_spec_2): Use it.
3660 (do_spec_1): Use it.
3662 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3664 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3665 only if ENABLE_CHECKING is defined.
3667 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3669 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3670 df_ru_add_problem, df_ru_get_bb_info): Removed.
3671 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3672 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3673 df_ru_free_bb_info, df_ru_alloc,
3674 df_ru_bb_local_compute_process_def,
3675 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3676 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3677 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3678 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3679 df_ru_add_problem): Removed.
3681 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3684 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3685 (casesi32p, casesi64p): Likewise.
3686 (casesi): Adjust for above.
3688 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3690 * mode-switching.c (create_pre_exit): Don't search past calls.
3692 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3694 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3696 2007-07-31 Revital Eres <eres@il.ibm.com>
3698 * ddg.c (add_deps_for_def): Rename to...
3699 (add_cross_iteration_register_deps): This. Change implementation
3700 to use only reaching def and def-use chains to construct the
3701 inter loop dependencies.
3702 (add_deps_for_use): Remove function.
3703 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3704 function to build the inter loop dependencies.
3705 * modulo-sched.c (sms_schedule): Build only
3706 reaching def and def-use chains for the propose of the ddg
3709 2007-07-31 Julian Brown <julian@codesourcery.com>
3711 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3712 New define_insns. Use correct RTL.
3713 (vec_set<mode>): Write as expander.
3715 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3717 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3718 to an unallocated space.
3720 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3723 (split_constant_offset): Enable split_constant_offset to extract
3724 constants from other statements.
3725 * tree-vect-transform.c
3726 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3727 to a temp var. Force base_offset to be simple.
3729 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3731 * df-scan.c (df_scan_verify): Remove artificial limit on
3732 the number of blocks for verification.
3733 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3734 df_simulate_defs): Avoid unnecessary insn checking for defs.
3736 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3738 * config/m68k/lb1sf68.asm (FUNC): New macro.
3740 (__udivsi3): Likewise.
3741 (__divsi3): Likewise.
3742 (__umodsi3): Likewise.
3743 (__modsi3): Likewise.
3744 (__subdf3): Likewise.
3745 (__adddf3): Likewise.
3746 (__muldf3): Likewise.
3747 (__divdf3): Likewise.
3748 (__negdf2): Likewise.
3749 (__cmpdf2): Likewise.
3750 (__subsf3): Likewise.
3751 (__addsf3): Likewise.
3752 (__mulsf3): Likewise.
3753 (__divsf3): Likewise.
3754 (__negsf2): Likewise.
3755 (__cmpsf2): Likewise.
3756 (__eqdf2): Likewise.
3757 (__nedf2): Likewise.
3758 (__gtdf2): Likewise.
3759 (__gedf2): Likewise.
3760 (__ltdf2): Likewise.
3761 (__ledf2): Likewise.
3762 (__eqsf2): Likewise.
3763 (__nesf2): Likewise.
3764 (__gtsf2): Likewise.
3765 (__gesf2): Likewise.
3766 (__ltsf2): Likewise.
3767 (__lesf2): Likewise.
3769 2007-07-30 Ollie Wild <aaw@google.com>
3771 * c-ppoutput.c (print_lines_directives_only): New function.
3772 (scan_translation_unit_directives_only): New function.
3773 (preprocess_file): Add call to scan_translation_unit_directives_only.
3774 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3775 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3776 -fdirectives-only. Add errors for -fdirectives-only conflict with
3777 -Wunused-macros and -traditional.
3778 (finish_options): Add builtin macro initialization for
3779 -fdirectives-only + -fpreprocessed.
3780 * c.opt (fdirectives-only): New.
3781 * doc/cppopts.texi (fdirectives-only): New.
3783 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3785 * alias.c (record_set, memory_modified_1): Constify.
3786 * bt-load.c (note_btr_set): Likewise.
3787 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3788 * combine.c (set_nonzero_bits_and_sign_copies,
3789 expand_field_assignment, record_dead_and_set_regs_1,
3790 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3791 likely_spilled_retval_1): Likewise.
3792 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3793 frv_io_handle_set): Likewise.
3794 * config/mips/mips.c (mips_sim_record_set,
3795 vr4130_true_reg_dependence_p_1): Likewise.
3796 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3797 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3798 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3799 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3800 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3801 * ddg.c (mark_mem_store): Likewise.
3802 * df-problems.c (df_urec_mark_reg_change): Likewise.
3803 * function.c (update_epilogue_consts): Likewise.
3804 * gcse.c (record_set_info, record_last_set_info,
3805 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3806 reg_clear_last_set): Likewise.
3807 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3809 * jump.c (reversed_comparison_code_parts): Likewise.
3810 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3811 reg_is_set): Likewise.
3812 * loop-iv.c (mark_altered): Likewise.
3813 * mode-switching.c (reg_becomes_live): Likewise.
3814 * optabs.c (no_conflict_move_test): Likewise.
3815 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3817 * postreload.c (reload_combine_note_store, move2add_note_store):
3819 * regmove.c (flags_set_1): Likewise.
3820 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3822 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3824 * resource.c (update_live_status): Likewise.
3825 * rtl.h (set_of, note_stores): Likewise.
3826 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3827 note_stores, parms_set): Likewise.
3828 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3829 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3831 * var-tracking.c (count_stores, add_stores): Likewise.
3833 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3835 * alias.c (mems_in_disjoint_alias_sets_p,
3836 fixed_scalar_and_varying_struct_p, aliases_everything_p,
3837 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
3838 write_dependence_p, mems_in_disjoint_alias_sets_p,
3839 read_dependence, true_dependence, canon_true_dependence,
3840 anti_dependence, output_dependence): Constify.
3841 * combine.c (extended_count): Likewise.
3842 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
3843 * cselib.c (get_value_hash, references_value_p,
3844 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
3845 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
3846 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
3847 * function.c (contains, prologue_epilogue_contains,
3848 sibcall_epilogue_contains): Likewise.
3849 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
3850 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
3851 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
3852 reg_or_subregno): Likewise.
3853 * recog.c (asm_noperands): Likewise.
3854 * reload1.c (function_invariant_p): Likewise.
3855 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
3856 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
3857 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
3858 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
3859 true_regnum, reg_or_subregno, condjump_in_parallel_p,
3860 extended_count, prologue_epilogue_contains,
3861 sibcall_epilogue_contains, function_invariant_p, true_dependence,
3862 canon_true_dependence, read_dependence, anti_dependence,
3863 output_dependence): Likewise.
3864 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
3866 2007-07-30 Julian Brown <julian@codesourcery.com>
3868 * config/arm/neon.md (V_ext): New mode attribute.
3869 (neon_vget_lane<mode>): Replace with define_expand.
3870 (neon_vget_lane<mode>_sext_internal)
3871 (neon_vget_lane<mode>_zext_internal): New define_insns for double
3872 and quad precision vectors.
3873 (neon_vget_lanedi): Add bounds check. Remove dead comment.
3874 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
3875 have typeless 32-bit result.
3877 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3880 * tree-affine.h (aff_tree): The type of rest is sizetype for types
3882 * tree-affine.c (aff_combination_scale): If type is a pointer type,
3883 use sizetype for rest.
3884 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
3885 (aff_combination_convert): Don't convert rest for pointer types.
3887 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3889 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
3891 * tree-ssa-alias.c: Add alloc-pool.h.
3892 (init_alias_info): Free alias_bitmap_obstack.
3893 (delete_alias_info): Call delete_mem_ref_stats.
3894 (get_mem_sym_stats_for): Use alloc_pool.
3895 (init_mem_ref_stats): Do not delete mem_ref_stats here.
3896 (delete_mem_sym_stats): Removed.
3898 2007-07-29 Sebastian Pop <sebpop@gmail.com>
3900 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
3901 functions cannot be represented as classical distance vectors.
3903 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3905 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
3906 * builtins.c (validate_arg, builtin_mathfn_code,
3907 validate_arglist): Likewise.
3908 * calls.c (call_expr_flags): Likewise.
3909 * combine.c (reg_nonzero_bits_for_combine,
3910 reg_num_sign_bit_copies_for_combine, get_last_value,
3911 reg_truncated_to_mode): Likewise.
3912 * emit-rtl.c (subreg_lowpart_p): Likewise.
3913 * expr.c (highest_pow2_factor_for_target,
3914 categorize_ctor_elements_1, categorize_ctor_elements,
3915 count_type_elements, contains_packed_reference,
3916 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
3917 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
3918 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
3919 native_encode_int, native_encode_real, native_encode_complex,
3920 native_encode_vector, native_encode_expr, native_interpret_int,
3921 native_interpret_real, native_interpret_complex,
3922 native_interpret_vector, native_interpret_expr): Likewise.
3923 * function.c (use_register_for_decl): Likewise.
3924 * gimplify.c (get_name): Likewise.
3925 * langhooks-def.h (lhd_return_null_const_tree): New.
3926 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
3927 * langhooks.c (lhd_return_null_const_tree): New.
3928 * langhooks.h (lang_get_callee_fndecl): Constify.
3929 * output.h (constructor_static_from_elts_p): Likewise.
3930 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
3931 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
3932 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
3933 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
3934 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
3935 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
3936 * rtlhooks-def.h (reg_nonzero_bits_general,
3937 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
3939 * rtlhooks.c (reg_num_sign_bit_copies_general,
3940 reg_nonzero_bits_general, reg_truncated_to_mode_general):
3942 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
3943 * stor-layout.c (mode_for_size_tree): Likewise.
3944 * tree-ssa-loop-im.c (memref_eq): Likewise.
3945 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
3946 * tree.c (contains_placeholder_p, type_list_equal,
3947 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
3949 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
3950 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
3951 contains_placeholder_p, contains_packed_reference,
3952 get_callee_fndecl, operand_equal_for_phi_arg_p,
3953 warn_if_unused_value, is_body_block, native_encode_expr,
3954 native_interpret_expr, fold_convertible_p, operand_equal_p,
3955 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
3956 validate_arglist, simple_cst_equal, type_list_equal,
3957 use_register_for_decl, call_expr_flags, get_name,
3958 highest_pow2_factor): Likewise.
3959 (const_call_expr_arg_iterator_d,
3960 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
3961 first_const_call_expr_arg, more_const_call_expr_args_p,
3962 FOR_EACH_CONST_CALL_EXPR_ARG): New.
3963 * varasm.c (constructor_static_from_elts_p): Constify.
3965 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
3967 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
3968 config/arm/neon-schedgen.ml, config/arm/neon.ml,
3969 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
3970 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
3971 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
3972 tree-vect-transform.c, tree.def: Fix comment typos. Follow
3973 spelling conventions.
3974 * doc/invoke.texi: Follow spelling conventions.
3976 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
3977 Revital Eres <eres@il.ibm.com>
3979 * modulo-sched.c (sms_schedule): Avoid loops which includes
3980 auto-increment instructions.
3982 2007-07-28 Richard Guenther <rguenther@suse.de>
3985 * fold-const.c (fold_cond_expr_with_comparison): Convert
3986 operand zero of MIN/MAX_EXPR to correct type.
3988 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3990 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3991 flags_from_decl_or_type): Constify.
3992 * gcc.c (do_spec_1): Likewise.
3993 * print-tree.c (dump_addr, print_node_brief): Likewise.
3994 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3995 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3996 tree_purge_all_dead_eh_edges): Likewise.
3997 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3998 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4000 * tree.c (expr_location, expr_has_location, expr_locus,
4001 expr_filename, expr_lineno, get_inner_array_type,
4002 fields_compatible_p): Likewise.
4003 * tree.h (get_inner_array_type, fields_compatible_p,
4004 expr_location, expr_has_location, expr_locus, expr_filename,
4005 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4006 setjmp_call_p, alloca_call_p): Likewise.
4008 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4010 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4011 TV_FLOW_INSENSITIVE.
4013 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4015 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4016 (compute_flow_insensitive_aliasing): Ditto for
4017 TV_FLOW_INSENSITIVE.
4019 2007-07-27 Jan Hubicka <jh@suse.cz>
4021 * config/i386/i386.c (register_move_cost): Remove accidentally
4022 comitted #if 0 block.
4024 * attribs.c: Include hashtab.h
4025 (attribute_hash): New.
4026 (substring): New structure.
4027 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4029 (init_attributes): Initialize attribute hash.
4030 (decl_attributes): Use attribute hash.
4031 * Makefile.in (attribs.c): Depend on hashtab.h.
4033 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4035 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4037 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4039 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4040 __mips_dspr2 and __mips_dsp_rev macros.
4041 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4043 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4045 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4047 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4051 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4052 and the updating of the live and do_not_gen sets.
4053 (df_note_bb_compute): Added updating of live and do_not_gen sets
4054 for regular defs so that the case of clobber inside conditional
4055 call is processed correctly.
4057 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4059 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4060 operands with compatible type.
4062 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4064 * expr.h (store_bit_field): Don't return a value.
4065 * expmed.c (check_predicate_volatile_ok): New function.
4066 (store_bit_field_1): New function, extracted from store_bit_field.
4067 Take a fallback_p argument and return true if the operation succeeded.
4068 Only use store_fixed_bit_field if fallback_p. Don't recompute
4069 mode_for_extraction; use op_mode instead. Try forcing memories
4070 into registers if the insv expander fails.
4071 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4072 Don't return a value.
4073 (convert_extracted_bit_field): New function, extracted from
4075 (extract_bit_field_1): Likewise. Take a fallback_p argument
4076 and return NULL if the operation succeeded. Only use
4077 extract_fixed_bit_field if fallback_p. Only calculate one
4078 extraction mode. Combine code for extv and extzv. Try forcing
4079 memories into registers if the ext(z)v expander fails.
4080 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4082 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4084 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4086 (df_ref): Likewise. Put regno with other integer fields.
4088 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4090 * df.h (df_mw_hardreg): Remove "loc" field.
4091 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4093 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4094 split out from df_set_unused_notes_for_mw. Return false for
4095 partial references. Assert that mw_reg is a REG when returning true.
4096 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4097 (df_whole_mw_reg_dead_p): New function, split out from
4098 df_set_dead_notes_for_mw. Return false for partial references.
4099 Assert that mw_reg is a REG when returning true.
4100 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4101 Remove redundant bitmap check.
4103 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4105 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4106 ($(T)crtend.o): Likwise.
4107 ($(T)crtbeginS.o): Likwise.
4108 ($(T)crtendS.o): Likwise.
4109 ($(T)crtfastmath.o): Likwise.
4111 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4113 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4114 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4115 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4116 and x_n_bbs_in_dom_tree fields.
4118 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4120 PR tree-optimization/32087
4121 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4122 Do not call scale_bbs_frequencies_int with prob of zero.
4124 2007-07-26 Julian Brown <julian@codesourcery.com>
4126 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4127 (neon_element_bits): Add prototypes.
4128 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4129 (neon_const_bounds, neon_element_bits): New functions.
4130 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4131 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4132 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4133 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4134 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4135 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4136 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4137 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4138 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4139 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4140 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4141 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4142 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4144 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4146 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4147 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4149 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4150 Julian Brown <julian@codesourcery.com>
4152 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4153 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4154 * config/arm/cortex-a8.md: New.
4155 * config/arm/cortex-a8-neon.md: New.
4156 * config/arm/neon-schedgen.ml: New.
4157 * config/arm/neon.md (vqh_mnem): New.
4159 (Is_float_mode): New.
4160 (Scalar_mul_8_16): New.
4162 (V_mode_nunits): New.
4163 (All instruction patterns): Annotate with neon_type attribute
4165 * config/arm/arm.md: Include cortex-a8.md.
4166 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4168 Annotate instruction patterns accordingly.
4169 (generic_sched): Do not use generic scheduling for Cortex-A8.
4170 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4172 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4174 * fold-const.c (fold_read_from_constant_string): Use
4176 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4178 2007-07-26 Nick Clifton <nickc@redhat.com>
4180 * tree-ssa-operands.h: Change copyright header to refer to version
4181 3 of the GNU General Public License and to point readers at the
4182 COPYING3 file and the FSF's license web page.
4183 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4184 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4185 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4186 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4187 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4188 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4189 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4190 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4191 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4192 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4193 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4194 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4195 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4196 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4197 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4198 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4199 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4200 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4201 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4202 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4203 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4204 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4205 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4206 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4207 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4208 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4209 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4210 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4211 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4212 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4213 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4214 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4215 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4216 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4217 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4218 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4219 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4220 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4221 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4222 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4223 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4224 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4225 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4226 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4227 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4228 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4229 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4230 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4231 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4232 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4233 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4234 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4235 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4236 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4237 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4238 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4239 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4240 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4241 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4242 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4243 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4244 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4245 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4246 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4247 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4248 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4249 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4250 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4251 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4252 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4253 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4254 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4255 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4256 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4257 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4258 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4259 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4260 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4261 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4262 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4263 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4264 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4265 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4266 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4267 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4268 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4269 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4270 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4271 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4272 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4273 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4274 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4275 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4276 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4277 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4278 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4279 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4280 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4281 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4282 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4283 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4284 convert.c, convert.h, langhooks-def.h, reload1.c,
4285 tree-ssa-operands.c: Likewise.
4287 2007-07-26 Jan Hubicka <jh@suse.cz>
4289 * tree-ssa-live.c: Include debug.h and flags.h.
4290 (mark_scope_block_unused): New function.
4291 (remove_unused_scope_block_p): New function.
4292 (remove_unused_locals): Remove unused blocks too.
4294 2007-07-25 Ian Lance Taylor <iant@google.com>
4296 * combine.c (combine_max_regno): Remove. Remove all uses.
4297 (struct reg_stat_struct): Rename from struct reg_stat.
4298 (reg_stat_type): Define, and declare VECs.
4299 (reg_stat): Change from pointer to VEC. Change all uses.
4300 (combine_split_insns): New static function.
4301 (try_combine, find_split_point): Call it instead of split_insns.
4303 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4305 * cfghooks.c (split_block): Fix the information about loop latch.
4307 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4309 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4311 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4313 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4314 Scan the new edge for loop exit info.
4316 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4318 * config/darwin.c: Include debug.h.
4320 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4323 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4325 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4327 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4328 (HARD_REGNO_MODE_OK): Ditto.
4329 (MODES_TIEABLE_P): Ditto.
4330 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4331 (CLASS_MAX_NREGS): Ditto.
4332 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4333 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4334 (divdf3_internal_thr): Removed.
4335 * config/ia64/div.md: New file.
4336 * config/ia64/constraints.md: Add H constraint.
4338 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4340 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4341 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4342 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4343 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4344 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4345 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4346 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4347 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4348 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4349 dump_sbitmap_file, debug_sbitmap, popcount_table,
4350 sbitmap_popcount): Constify.
4351 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4352 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4353 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4354 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4355 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4356 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4357 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4358 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4359 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4360 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4361 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4363 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4365 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4366 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4367 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4368 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4369 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4370 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4371 bitmap_intersect_p, bitmap_intersect_compl_p,
4372 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4373 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4375 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4376 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4377 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4378 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4379 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4380 debug_bitmap, debug_bitmap_file, bitmap_print,
4381 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4382 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4384 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4386 * config/darwin.c (darwin_override_options): Additional fix for
4387 debug info formats that don't support var tracking.
4389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4391 * cselib.c (entry_and_rtx_equal_p): Constify.
4392 * gengtype.c (output_mangled_typename, write_types, write_local):
4394 * gengtype.h (const_type_p): New.
4395 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4397 * tlink.c (scan_linker_output): De-constify.
4398 * tree-ssa-loop-im.c (memref_eq): Constify.
4399 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4400 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4402 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * c-common.c (fname_as_string, c_type_hash): Constify.
4405 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4406 * cgraph.c (edge_hash, edge_eq): Likewise.
4407 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4408 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4409 reg_attrs_htab_eq): Likewise.
4410 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4412 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4413 const_decl_t, const_state_t, const_automata_list_el_t): New.
4414 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4415 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4416 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4417 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4418 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4419 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4420 compare_max_occ_cycle_nums, out_state_arcs_num,
4421 compare_transition_els_num, units_cmp, state_reservs_cmp):
4423 * genmodes.c (cmp_modes): Likewise.
4424 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4425 * gimplify.c (compare_case_labels): Likewise.
4426 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4427 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4428 * matrix-reorg.c (mtt_info_hash): Likewise.
4429 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4430 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4431 (htab_hash_bucket, htab_hash_elem): Constify.
4432 * tree-browser.c (TB_parent_eq): Likewise.
4433 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4434 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4435 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4436 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4438 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4439 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4440 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4441 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4442 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4444 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4445 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4446 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4447 * tree-ssa-threadupdate.c (redirection_data_hash,
4448 redirection_data_eq): Likewise.
4449 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4450 * tree-ssa.c (var_ann_eq): Likewise.
4451 * tree-vrp.c (compare_case_labels): Likewise.
4452 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4453 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4454 tree_not_check_failed, tree_class_check_failed,
4455 tree_range_check_failed, tree_not_class_check_failed,
4456 omp_clause_check_failed, omp_clause_range_check_failed,
4457 tree_contains_struct_check_failed, tree_operand_check_failed):
4459 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4460 tree_not_check_failed, tree_class_check_failed,
4461 tree_range_check_failed, tree_not_class_check_failed,
4462 tree_operand_check_failed, omp_clause_operand_check_failed,
4463 tree_operand_length): Likewise.
4464 * var-tracking.c (const_variable): New.
4465 (variable_htab_hash, variable_htab_eq): Constify.
4466 * varasm.c (const_desc_hash): Likewise.
4468 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * expr.c (handled_component_p): Constify.
4471 * fold-const.c (fit_double_type): Likewise.
4472 * real.h (real_value_from_int_cst): Likewise.
4473 * tree-flow-inline.h (gimple_in_ssa_p,
4474 gimple_aliases_computed_p, gimple_addressable_vars,
4475 gimple_call_clobbered_vars, gimple_referenced_vars,
4476 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4477 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4478 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4479 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4480 is_label_stmt, is_global_var, phi_ssa_name_p,
4481 factoring_name_p, is_call_clobbered, tree_common_ann,
4482 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4483 unmodifiable_var_p, array_ref_contains_indirect_ref,
4484 ref_contains_array_ref, lookup_subvars_for_var,
4485 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4486 gimple_mem_ref_stats): Likewise.
4487 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4488 may_aliases, is_exec_stmt, is_label_stmt,
4489 ref_contains_array_ref, array_ref_contains_indirect_ref,
4490 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4491 unmodifiable_var_p): Likewise.
4492 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4493 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4494 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4495 cst_and_fits_in_hwi, real_value_from_int_cst,
4496 build_real_from_int_cst, integer_zerop, integer_onep,
4497 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4498 tree_floor_log2, real_zerop, real_onep, real_twop,
4499 real_minus_onep, really_constant_p, purpose_member, chain_member,
4500 list_length, fields_length, int_size_in_bytes, bit_position,
4501 int_bit_position, byte_position, int_byte_position, expr_align,
4502 array_type_nelts, tree_node_structure,
4503 type_contains_placeholder_1, iterative_hash_pointer,
4504 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4505 tree_map_base_eq, type_hash_list, type_hash_eq,
4506 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4507 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4508 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4509 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4510 int_fits_type_p, get_containing_scope, decl_function_context,
4511 decl_type_context, omp_clause_operand_check_failed,
4512 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4513 * tree.h (omp_clause_operand_check_failed, tree_size,
4514 build_real_from_int_cst, array_type_nelts, purpose_member,
4515 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4516 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4517 is_attribute_p, check_qualified_type, expr_align,
4518 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4519 int_byte_position, list_length, fields_length, initializer_zerop,
4520 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4521 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4522 tree_node_structure, handled_component_p, get_containing_scope,
4523 decl_function_context, decl_type_context, real_zerop,
4524 type_num_arguments, fit_double_type, really_constant_p,
4525 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4526 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4527 real_twop, real_minus_onep, int_cst_value): Likewise.
4529 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * cfglayout.c (insn_scope, insn_line): Constify.
4532 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4533 const_double_htab_hash, const_double_htab_eq,
4534 mem_attrs_htab_hash): Likewise.
4535 * loop-iv.c (biv_eq): Likewise.
4536 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4537 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4538 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4540 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4541 error_for_asm, warning_for_asm, _fatal_insn,
4542 _fatal_insn_not_found): Likewise.
4543 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4544 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4545 rtl_check_failed_type2, rtl_check_failed_code1,
4546 rtl_check_failed_code2, rtl_check_failed_code_mode,
4547 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4548 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4549 rtl_check_failed_type2, rtl_check_failed_code1,
4550 rtl_check_failed_code2, rtl_check_failed_code_mode,
4551 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4552 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4553 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4554 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4555 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4556 rtx_unstable_p, get_integer_term, get_related_value,
4557 offset_within_block_p, reg_mentioned_p, count_occurrences,
4558 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4559 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4560 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4561 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4562 find_constant_src, find_reg_fusage, find_regno_fusage,
4563 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4564 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4565 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4566 computed_jump_p, auto_inc_p, in_expr_list_p,
4567 remove_node_from_expr_list, loc_mentioned_in_p,
4568 label_is_jump_target_p, reversed_comparison_code_parts,
4569 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4570 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4571 print_inline_rtx): Likewise.
4572 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4573 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4574 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4575 get_integer_term, get_related_value, offset_within_block_p,
4576 count_occurrences, reg_mentioned_p, no_labels_between_p,
4577 reg_used_between_p, reg_referenced_p, single_set_2,
4578 multiple_sets, set_noop_p, refers_to_regno_p,
4579 reg_overlap_mentioned_p, dead_or_set_p,
4580 covers_regno_no_parallel_p, covers_regno_p,
4581 dead_or_set_regno_p, find_reg_note, find_regno_note,
4582 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4583 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4584 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4585 side_effects_p, may_trap_p_1, may_trap_p,
4586 may_trap_after_code_motion_p, may_trap_or_fault_p,
4587 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4588 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4589 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4590 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4591 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4593 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4594 warning_for_asm): Likewise.
4595 * tree.h (print_rtl): Likewise.
4596 * varasm.c (get_pool_mode): Likewise.
4598 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4600 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4601 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4602 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4603 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4604 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4605 * ddg.c (compare_sccs): Likewise.
4606 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4607 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4608 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4609 decimal_do_fix_trunc, decimal_real_to_integer,
4610 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4611 * dse.c (const_group_info_t): New.
4612 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4613 * dwarf2out.c (const_dw_die_ref): New.
4614 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4615 * tree-browser.c (TB_parent_eq): Likewise.
4616 * unwind-dw2-fde.c (__register_frame_info_bases,
4617 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4618 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4620 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4621 * unwind-dw2.c (uw_frame_state_for): Likewise.
4622 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4623 * value-prof.h (const_histogram_value): New.
4625 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4627 * config/mips/mips.c (machine_function): Add
4628 initialized_mips16_gp_pseudo_p.
4629 (mips16_gp_pseudo_reg): Do not emit the initialization of
4630 mips16_gp_pseudo_rtx when being called from the gimple cost-
4631 calculation routines; emit it on the first use outside those
4634 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4636 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4639 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4640 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4641 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4642 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4643 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4644 Preserve const-ness of parameters through use of __typeof(),
4645 also constify and tidy.
4647 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4648 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4649 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4650 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4651 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4652 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4653 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4654 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4655 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4657 2007-07-25 Julian Brown <julian@codesourcery.com>
4658 Mark Shinwell <shinwell@codesourcery.com>
4660 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4661 (alpha_mangle_type): This.
4662 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4663 (TARGET_MANGLE_TYPE): Define this instead.
4664 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4665 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4666 (arm_init_neon_builtins): Fix comment.
4667 (arm_mangle_map_entry): New.
4668 (arm_mangle_map): New.
4669 (arm_mangle_type): New.
4670 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4671 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4672 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4673 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4674 (TARGET_MANGLE_TYPE): Define this instead.
4675 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4676 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4677 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4678 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4679 (TARGET_MANGLE_TYPE): Define this instead.
4680 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4682 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4683 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4684 (TARGET_MANGLE_TYPE): Define this instead.
4685 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4686 (s390_mangle_type): This.
4687 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4688 (TARGET_MANGLE_TYPE): Define this instead.
4689 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4690 (sparc_mangle_type): This.
4691 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4692 (TARGET_MANGLE_TYPE): Define this instead.
4693 * cp/mangle.c (write_type): Call mangle_type target hook on all
4694 types before mangling. Use original type, not main variant, as
4696 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4697 (TARGET_MANGLE_TYPE): This.
4698 * target.h (gcc_target): Rename mangle_fundamental_type to
4700 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4701 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4703 2007-07-25 Julian Brown <julian@codesourcery.com>
4704 Paul Brook <paul@codesourcery.com>
4705 Joseph Myers <joseph@codesourcery.com>
4706 Mark Shinwell <shinwell@codesourcery.com>
4708 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4709 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4710 (with_fpu): Allow --with-fpu=neon.
4711 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4712 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4713 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4714 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4715 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4716 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4717 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4718 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4719 (output_move_neon): Add prototypes.
4720 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4721 (all_fpus): Add FPUTYPE_NEON.
4722 (fp_model_for_fpu): Add NEON field.
4723 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4724 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4726 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4728 (thumb2_legitimate_address_p): Likewise.
4729 (neon_valid_immediate): Recognize and prepare constants suitable for
4731 (neon_immediate_valid_for_move): New function. Recognize and prepare
4732 immediates for NEON move instructions.
4733 (neon_immediate_valid_for_logic): New function. Recognize and
4734 prepare immediates for NEON logic instructions.
4735 (neon_output_logic_immediate): New function. Create asm string
4736 suitable for outputting immediate logic instructions.
4737 (neon_pairwise_reduce): New function. Implement reduction using
4738 pairwise operations.
4739 (neon_expand_vector_init): New function. Expand a (possibly
4740 non-constant) vector initialization.
4741 (neon_vector_mem_operand): New function. Memory operands supported
4742 for quad-word loads/stores to/from ARM or NEON registers. Don't
4743 allow base+offset addressing for core regs.
4744 (neon_struct_mem_operand): New function. Valid mems for NEON
4746 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4747 from neon_vector_mem_operand addresses without a secondary register.
4748 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4749 (add_minipool_backward_ref): Likewise.
4750 (dump_minipool): Likewise.
4751 (push_minipool_fix): Likewise.
4752 (output_move_quad): New function. Output quad-word moves, loads and
4753 stores using ARM registers.
4754 (output_move_vfp): Add support for vectors in VFP (NEON) D
4756 (output_move_neon): Output a NEON load/store to/from a quadword
4758 (arm_print_operand): Implement new codes:
4759 - 'c' for unadorned integers (without a # sign).
4760 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4762 - 'e', 'f' for the low and high D parts of a NEON Q register.
4763 - 'q' outputs a NEON Q register.
4764 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4765 - 'T' prints NEON opcode features from a coded bitmask.
4766 - 'F' is similar to T, but signed/unsigned codes both print as
4768 - 't' is similar to T, but 'u' is printed instead of 'p'.
4769 - 'O' prints 'r' if NEON instruction should perform rounding (as
4770 specified by bitmask), else prints nothing.
4771 - '#' is a punctuation character to stop operand numbers from
4772 running together with following digits in the assembler
4773 strings for instructions (when using mode attributes).
4774 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4775 constant vectors in big-endian mode, where necessary.
4776 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4777 Handle EI, OI, CI, XI modes.
4778 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4779 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4780 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4781 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4782 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4784 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4785 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4786 to turn v8qi, etc. into bits defined above.
4787 (neon_itype): New enumeration. Classifications of NEON builtins.
4788 (neon_builtin_datum): Define struct. Contains information about
4789 a single builtin (with multiple modes).
4790 (CF): Define helper macro for...
4791 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4793 (neon_builtin_data): New array. Define information about builtins
4794 for use during initialization/expansion.
4795 (arm_init_neon_builtins): New function.
4796 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4798 (neon_builtin_compare): New function.
4799 (locate_neon_builtin_icode): New function. Find an insn code for a
4800 builtin given a function code for that builtin. Also return type of
4801 builtin (NEON_BINOP, NEON_UNOP etc.).
4802 (builtin_arg): New enumeration. Types of arguments for builtins.
4803 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4804 Takes a variable argument list of builtin_arg types, terminated by
4806 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4807 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4808 (neon_emit_pair_result_insn): New function. Support returning pairs
4809 of vectors via a pointer.
4810 (neon_disambiguate_copy): New function. Set up operands for a
4811 multi-word copy such that registers do not get clobbered.
4812 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4813 ARM_BUILTIN_NEON_BASE.
4814 (arm_file_start): Set float-abi attribute for NEON.
4815 (arm_vector_mode_supported_p): Enable NEON vector modes.
4816 (arm_mangle_map_entry): New.
4817 (arm_mangle_map): New.
4818 (arm_mangle_vector_type): New.
4819 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4821 (TARGET_NEON): New macro. Target supports NEON.
4822 (fputype): Add FPUTYPE_NEON.
4823 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4824 for vectorization based on command-line arg.
4825 (NEON_REGNO_OK_FOR_NREGS): Define.
4826 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4827 (VALID_NEON_STRUCT_MODE): Define.
4828 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4829 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4830 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4831 (consttable_16): Add pattern for outputting 16-byte minipool
4833 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
4835 (vec-common.md, neon.md): Include md files.
4836 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
4837 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
4838 (memory_constraint "Ut", "Un", "Us"): Define.
4839 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
4840 (MMX_char): New mode attribute.
4841 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
4842 (*add<mode>3_iwmmxt): New insn pattern.
4843 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
4844 (*sub<mode>3_iwmmxt): New insn pattern.
4845 (mulv4hi3): Rename to...
4846 (*mulv4hi3_iwmmxt): This.
4847 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
4848 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
4849 (uminv4hi3, uminv2si3): Remove. Replace with...
4850 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
4851 (*umin<mode>3_iwmmxt): These.
4852 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
4853 (ashr<mode>3_iwmmxt): This new pattern.
4854 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
4855 (lshr<mode>3_iwmmxt): This new pattern.
4856 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
4857 (ashl<mode>3_iwmmxt): This new pattern.
4858 * config/arm/neon-docgen.ml: New file. Generate documentation for
4860 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
4861 * config/arm/arm_neon.h: New (autogenerated).
4862 * config/arm/neon-testgen.ml: New file. Generate NEON tests
4864 * config/arm/neon.md: New file. Define NEON instructions.
4865 * config/arm/neon.ml: New file. Abstract description of NEON
4866 instructions, used to generate arm_neon.h header, documentation and
4868 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
4869 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
4871 * doc/extend.texi (ARM Built-in Functions): Rename and remove
4873 (ARM NEON Intrinsics): New subsection.
4874 * doc/arm-neon-intrinsics.texi: New (autogenerated).
4876 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
4878 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
4881 2007-07-24 Jan Hubicka <jh@suse.cz>
4883 * regclass.c (move_table): New type.
4884 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
4885 (init_move_cost): Break out from ...
4886 (init_reg_sets_1): ... here; simplify computation of
4887 have_regs-of_mode and contains_reg_of_mode.
4888 (record_reg_classes): Unswitch internal loops.
4889 (copy_cost): Trigger lazy initialization of move cost
4890 (record_address_regs): Likewise.
4892 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
4894 * config/darwin.c (darwin_override_options): Don't force on
4895 flag_var_tracking_uninit when no debug info is requested.
4897 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4899 * cfgloop.c (init_loops_structure): New function.
4900 (flow_loops_find): Create root of the loop tree unconditionally.
4902 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
4904 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
4906 2007-07-24 Jan Hubicka <jh@suse.cz>
4908 * caller-save.c: Include ggc.h, gt-caller-save.h
4909 (reg_save_code, reg_restore_code): Rename to ...
4910 (cached_reg_save_code, cached_reg_restore_code): ... those.
4911 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
4912 (reg_save_code, reg_restore_code): New functions.
4913 (init_caller_save): Do not intialize
4914 reg_save_code/reg_restore_code tables.
4915 * Makefile.in: (gt-caller-save.h): New.
4917 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
4919 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
4920 with the mode of the original operand instead of
4923 2007-07-23 Jan Hubicka <jH@suse.cz>
4925 * i386.c (ix86_secondary_memory_needed): Break out to...
4926 (inline_secondary_memory_needed): ... here.
4927 (ix86_memory_move_cost): Break out to ...
4928 (inline_memory_move_cost): ... here; add support for IN value of 2 for
4929 maximum of input and output; fix handling of Q_REGS on 64bit.
4930 (ix86_secondary_memory_needed): Microoptimize.
4932 2007-07-23 Sebastian Pop <sebpop@gmail.com>
4934 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
4935 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
4936 stmts_from_loop, known_dependences_p, build_rdg): New.
4937 * tree-data-ref.h: Depends on graphds.h.
4938 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
4939 (build_rdg): Declared.
4940 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
4942 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
4944 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
4947 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
4948 Jakub Jelinek <jakub@redhat.com>
4950 PR middle-end/PR28690
4951 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
4953 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
4954 and MEM_POINTER operands over REG and MEM operands.
4955 (swap_commutative_operands_p): Change return value to bool.
4956 * rtl.h: Update the corresponding prototype.
4957 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
4958 instead of gen_rtx_PLUS.
4959 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
4960 value to bool. Change function arguments to rtx's and update code
4962 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
4963 calls to match the new declaration.
4964 * simplify-rtx.c (simplify_associative_operation): Don't
4965 reorder simplify_binary_operation arguments.
4967 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4969 * config/mips/mips.c (override_options): Use mips_costs to derive
4970 the default branch cost.
4971 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
4973 * config/mips/mips.opt (mbranch-cost=): New option.
4974 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
4976 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4978 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
4979 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4980 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4981 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4983 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4985 * config/mips/constraints.md (ks): New constraint.
4986 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4987 (*add<mode>3_mips16): ...here.
4989 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4991 * optabs.h (enum optab_index): Add new OTI_signbit.
4992 (signbit_optab): Define corresponding macro.
4993 (enum insn_code signbit_optab[]): Remove array.
4994 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4995 (expand_copysign_absneg): If back end provides signbit insn, use it
4996 instead of bit operations on floating point argument.
4997 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4998 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
4999 for availability of signbit insn.
5001 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5002 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5003 SSE mode is not active.
5004 (isinf<mode>2): Disable for mfpmath=sse,387.
5006 2007-07-22 Ben Elliston <bje@au.ibm.com>
5008 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5010 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5012 2007-07-20 Richard Guenther <rguenther@suse.de>
5014 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5015 integral typed condition.
5016 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5017 booleanness. Only preserve conversions from a non-base
5018 type to a base type, not in general between types with
5019 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5020 * tree.def (COND_EXPR): Document that the condition
5021 can be of any integral type.
5023 2007-07-20 Nigel Stephens <nigel@mips.com>
5024 Richard Sandiford <richard@codesourcery.com>
5026 * config/mips/mips.h (mips_dwarf_regno): Declare.
5027 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5028 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5029 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5030 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5031 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5032 (REG_CLASS_NAMES): Update accordingly.
5033 * config/mips/mips.c (mips_dwarf_regno): New array.
5034 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5035 (mips_subword): Remove special handling for accumulator registers.
5036 (override_options): Initiailize mips_dwarf_regno. Remove use
5038 (mips_swap_registers): New function.
5039 (mips_conditional_register_usage): Swap accumulator registers
5040 around if TARGET_LITTLE_ENDIAN.
5041 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5042 * config/mips/constraints.md (h, l): Use the endianness to choose
5043 between MD0_REG and MD1_REG.
5044 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5045 alternative-dependent template.
5047 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5049 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5052 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5054 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5055 predecessor fallthru flags.
5057 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5059 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5060 of compare to the same type.
5061 * cfgloopmanip.c (add_loop): Update information about loop exits.
5062 (loop_version): Remove the innermost loop requirement.
5063 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5064 to sizetype for pointers.
5066 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5068 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5069 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5070 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5072 * config/dfp-bit.c: Empty for TFmode conversions.
5074 2007-07-18 Caroline Tice <ctice@apple.com>
5076 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5077 and handle them correctly; check that src is not NULL before
5079 (find_src_set_src): Likewise.
5081 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5083 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5084 (struct alignment_context, init_alignment_context): New.
5085 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5086 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5087 (XCHAL_HAVE_S32C1I): Likewise.
5088 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5089 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5090 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5091 (ATOMIC, HQI): New macros.
5092 (memory_barrier, *memory_barrier): New.
5093 (sync_lock_releasesi): New.
5094 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5095 (sync_lock_test_and_set<mode>): New.
5096 (sync_<atomic><mode>): New.
5097 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5098 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5099 (xtensa_expand_atomic): New.
5101 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5106 transformation for builtin ISNORMAL.
5107 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5108 * builtins.def (BUILT_IN_ISNORMAL): New.
5109 * doc/extend.texi: Document isnormal.
5111 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5115 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5116 optabs infrastructure. Provide generic implementation for
5118 (expand_builtin): Handle FINITE/ISFINITE.
5119 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5120 (fold_builtin_1): Likewise.
5122 * builtins.def (BUILT_IN_ISFINITE): New.
5124 * doc/extend.texi: Document isfinite.
5126 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5131 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5132 generic fallback for isinf.
5133 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5134 calculation code ...
5135 * real.c (get_max_float): ... to here.
5136 * real.h (get_max_float): New.
5138 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5142 * builtin-attrs.def (ATTR_TYPEGENERIC,
5143 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5145 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5146 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5147 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5148 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5150 * c-common.c (handle_type_generic_attribute): New.
5151 (c_common_attribute_table): Add "type generic".
5153 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5155 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5157 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5158 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5161 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5164 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5165 checking that the operand is an expression.
5167 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5168 Danny Smith <dannysmith@users.sourceforge.net>
5171 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5172 file mapping object in local namespace if Windows version later
5175 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5177 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5178 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5179 arm_cannot_force_const_mem.
5180 (arm_cannot_force_const_mem): New function.
5181 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5182 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5183 of arm_tls_referenced_p.
5184 * config/arm/arm.md (movsi): Split out-of-section constants when
5185 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5186 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5188 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5190 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5192 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5194 * config/mips/mips.md (*extendqihi2): Convert the destination
5197 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5199 * config/pa/fptr.c: Update license header.
5200 * config/pa/milli64.S: Likewise.
5202 2007-07-17 Nick Clifton <nickc@redhat.com>
5204 * COPYING_v3: New file. Contains version 3 of the GNU General
5206 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5207 Lesser General Public License.
5208 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5209 the GNU General Public License.
5211 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5213 PR rtl-optimization/32773
5214 * cfglayout.c (force_one_exit_fallthru): New function.
5215 (cfg_layout_finalize): Use it.
5217 2007-07-16 Richard Guenther <rguenther@suse.de>
5218 Uros Bizjak <ubizjak@gmail.com>
5220 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5221 before forcing it to gimple operand.
5223 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5224 David Ung <davidu@mips.com>
5226 * config/mips/mips.h (TUNE_24K): Define.
5227 (TUNE_MACC_CHAINS): Add TUNE_24K.
5228 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5230 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5231 (r74k_int_madd): .. this new reservation.
5232 (define_bypass): Fixed bypasses for r74k_int_madd to use
5234 * config/mips/24k.md (define_bypass): Define new
5235 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5237 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5238 Nigel Stephens <nigel@mips.com>
5240 * config/mips/mips.md: Include 20kc.md.
5241 * config/mips/20kc.md: New file.
5242 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5243 (mips_adjust_cost): Tweak for 20Kc.
5244 (mips_issue_rate): Likewise.
5245 * config/mips/mips.h (TUNE_20KC): Define.
5247 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5249 * config/rs6000/rs6000.c (struct processor_cost): Add
5250 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5252 (*_cost): Add cache information.
5253 (rs6000_override_options): Set cache parameters.
5255 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5258 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5259 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5261 2007-07-16 Paul Brook <paul@codesourcery.com>
5264 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5265 (cirrus_thumb2_movsi_insn): Ditto.
5267 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5269 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5272 2007-07-15 Andrew Haley <aph@redhat.com>
5274 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5275 before looking in the context.
5277 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5281 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5282 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5283 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5284 (pa_output_function_prologue): Use rp_saved and
5285 current_function_is_leaf to generate .CALLINFO statement.
5286 (hppa_expand_prologue): Set rp_saved.
5287 (hppa_expand_epilogue): Use rp_saved.
5288 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5289 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5291 2007-07-14 Dirk Mueller <dmueller@suse.de>
5293 * omega.c (coalesce): Fix memory leak on early exit.
5294 * matrix-reorg.c (check_allocation_function): Likewise.
5295 * tree-vect-transform.c (vect_get_new_vect_var): free result
5297 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5298 pass pointer to edge vector
5299 (partition_hot_cold_basic_blocks): Fix memory leak.
5300 * collect2.c (prefix_from_string): Free temporary storage.
5301 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5303 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5305 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5306 (DO_GLOBAL_DTORS_BODY): Likewise.
5308 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5309 Nigel Stephens <nigel@mips.com>
5311 * config/mips/mips.c (mips_classify_symbol): Don't return
5312 SYMBOL_SMALL_DATA for constant pool addresses if
5313 TARGET_EMBEDDED_DATA is true.
5315 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5318 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5319 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5320 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5321 __builtin_ia32_storehps, __builtin_ia32_storelps,
5322 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5323 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5324 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5325 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5326 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5327 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5328 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5329 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5330 using def_builtin_const.
5332 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5334 PR tree-optimization/32705
5335 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5336 (simplify_binary_expression): Use SSA_VAL consistently.
5338 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5340 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5341 (SPEFSCR_REGNO): Delete definition.
5342 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5343 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5344 * config/rs6000/rs6000.h: Do not define *_REGNO.
5345 LINK_REGISTER_REGNUM -> LR_REGNO.
5346 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5347 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5348 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5349 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5350 R_VRSAVE, R_VSCR. Use them.
5351 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5352 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5353 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5354 * config/rs6000/aix.h: Define R_LR. Use it.
5356 2007-07-13 Caroline Tice <ctice@apple.com>
5358 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5359 flag_var_tracking is explicitly turned off (i.e. when variable
5360 tracking is not feasible); otherwise, turn flag_var_tracking on when
5361 flag_var_tracking_uninit is on.
5362 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5363 note definitions, to allow recording of initialization status in the
5365 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5366 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5367 determine if two note locations are equal.
5368 (output_loc_list): Don't output list entries whose start & end labels
5370 (reg_loc_descriptor): Add parameter for initialization status; pass it
5371 to other loc descriptor functions.
5372 (one_reg_loc_descriptor): Add parameter for initialization status;
5373 check its value and add DW_OP_GNU_uninit to returned loc descr if
5375 (multiple_reg_loc_descriptor): Add parameter for initialization
5377 pass init status argument to other loc descriptor functions; check
5378 value of intialization parameter and add DW_OP_GNU_uninit to returned
5379 loc descr if appropriate.
5380 (based_loc_descr): Add parameter for initialization status; add new
5381 variable for return value; check value of initialization parameter and
5382 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5383 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5384 pass init status argument to other loc descriptor functions; check
5385 value of intialization parameter and add DW_OP_GNU_uninit to returned
5386 loc descr if appropriate.
5387 (mem_loc_descriptor): Likewise.
5388 (concat_loc_descriptor): Likewise.
5389 (concatn_loc_descriptor): Likewise.
5390 (loc_descriptor): Add parameter for initialization status; pass it as
5391 argument to other loc descriptor function calls.
5392 (loc_descriptor_from_tree_1): Add appropriate initialization status
5393 to loc descriptor function calls.
5394 (add_location_or_const_value_attribute): Get initialization status
5395 from VAR_LOCATION note; add initialization status to loc descriptor
5397 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5398 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5399 status is uninitialized, add "[uninint]" to output.
5400 * common.opt (fvar-tracking-uninit): New option, similar to
5401 fvar-tracking, to turn on tracking of uninitialized variables; creates
5402 a new global flag, flag_var_tracking_uninit.
5403 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5404 (enum var_init_status): New type, for var initialization status field.
5405 * var-tracking.c (struct location_chain_def): Two new fields, init,
5406 for initialization status, and set_src for the assignment value expr.
5407 (unshare_variable): New parameter for initialization status;
5408 initialize new init and set_src fields.
5409 (var_reg_set): New parameters for initialization status and value;
5410 pass them to set_variable_part.
5411 (var_mem_set): Likewise.
5412 (get_init_value): New function.
5413 (var_reg_delete_and_set): New initialization status & value
5414 parameters; add call to get_init_value if status is unknown; pass new
5415 parameters to clobber_variable_part and var_reg_set.
5416 (var_mem_delete_and_set): Likewise.
5417 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5418 (var_mem_delete): Likewise.
5419 (variable_union): Pass status to unshare_variable; initialize new init
5420 and set_src fields. If flag_var_tracking_uninit is not set, force
5421 status to initialized.
5422 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5423 used later to get the set_src value.
5424 (find_src_status): New function.
5425 (find_src_set_src): New function.
5426 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5427 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5428 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5429 and var_mem_delete_and_set.
5430 (dump_variable): Print out "[uninit]" if appropriate.
5431 (set_variable_part): Add new initialization and set_src parameters;
5432 pass status to unshare_variable; set node->init and node- >set_src
5433 fields and modify slot in hash table appropriately; save the init and
5434 set_src values if appropriate and assign to the new node.
5435 (clobber_variable_part): New set_src parameter; if two nodes have
5436 same variable and same location but different set_src (assignment)
5437 values, clobber old node.
5438 (delete_variable_part): Pass init status to unshare_variable.
5439 (emit_note_insn_var_location): Add initialized var; assign var's init
5440 status to new 'initialized'; pass new init status field to calls to
5441 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5442 status to initialized.
5443 (emit_notes_in_bb): Pass initialization status to calls to
5444 var_reg_set, var_mem_set, var_reg_delete_and_set and
5445 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5446 var_reg_delete_and_set and var_mem_delete_and_set; call
5447 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5448 make up for change in add_stores.
5449 (vt_add_function_parameters): Add status to calls to
5451 * config/darwin.c (darwin_override_options): Turn on uninitialized
5452 tracking automatically, if var_tracking is on and the system is
5455 2007-07-13 Sa Liu <saliu@de.ibm.com>
5457 * config.gcc: Add options for arch and tune on SPU.
5458 * config/spu/predicates.md: Add constant operands 0 and 1.
5459 * config/spu/spu-builtins.def: Add builtins for double precision
5460 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5461 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5463 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5465 * config/spu/spu-protos.h: Add new function prototypes.
5466 * config/spu/spu.c (spu_override_options): Check options -march and
5468 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5469 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5471 (spu_const_from_int): New. Create a vector constant from 4 ints.
5472 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5473 (spu_emit_vector_compare): New. Emit vector compare.
5474 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5475 * config/spu/spu.h: Add options -march and -mtune. Define processor
5476 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5477 CANONICALIZE_COMPARISON.
5478 * config/spu/spu.md: Add new insns for double precision compare
5479 and double precision vector compare. Add vcond and smax/smin patterns
5480 to enable DFmode vector conditional expression.
5481 * config/spu/spu.opt: Add options -march and -mtune.
5482 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5483 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5484 both CELL and CELLEDP targets: spu_testsv.
5485 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5488 2007-07-13 Richard Guenther <rguenther@suse.de>
5490 PR tree-optimization/32721
5491 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5492 TREE_THIS_VOLATILE on the folded reference.
5493 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5494 if the array reference has TREE_THIS_VOLATILE set.
5496 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5499 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5501 2007-07-13 Andreas Schwab <schwab@suse.de>
5503 * gengtype-lex.l: Allow declarations to be indented.
5505 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5507 * ginclude/tgmath.h: New.
5508 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5509 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5510 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5511 * configure: Regenerate.
5513 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5515 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5516 correct index when setting register save state for xd
5519 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5521 * config/sh/sh.c (mark_use): Remove.
5523 2007-07-12 Paul Brook <paul@codesourcery.com>
5525 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5526 reg does not overlap return value.
5528 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5530 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5531 (set_expression_vuses): Ditto.
5532 (init_pre): Initialize expression_vuses.
5534 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5536 * config/i386/sse.md (storentdf, storentsf): New.
5538 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5540 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5542 * tree.c (build_decl_stat): Move code from here...
5543 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5544 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5545 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5546 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5547 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5550 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5551 Devang Patel <dpatel@apple.com>
5553 PR tree-optimization/25413
5554 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5555 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5556 * tree.h (contains_packed_reference): New.
5557 * expr.c (contains_packed_reference): New.
5558 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5559 (vect_enhance_data_refs_alignment): Call
5560 vector_alignment_reachable_p.
5561 * target.h (vector_alignment_reachable): New builtin.
5562 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5563 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5564 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5566 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5568 * target.h (builtin_vectorization_cost): Add new target builtin.
5569 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5570 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5571 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5572 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5573 uninitialized variables.
5574 * tree-vect-transform.c (cost_for_stmt): New function.
5575 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5576 using cost 1 for all scalar stmts. Be less conservative when
5577 estimating the number of prologue/epulogue iterations. Call
5578 targetm.vectorize.builtin_vectorization_cost. Return
5579 min_profitable_iters-1.
5580 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5581 initialization cost instead of TARG_VEC_STMT_COST. Use
5582 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5583 epilogue code. Fix epilogue cost computation.
5584 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5585 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5586 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5587 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5588 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5589 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5591 2007-07-12 Richard Guenther <rguenther@suse.de>
5593 * gimplify.c (gimplify_conversion): Make sure that the result
5594 from maybe_fold_offset_to_reference is trivially convertible
5595 to the desired type before doing the simplification.
5596 (gimplify_expr): Likewise.
5597 * fold-const.c (fold_binary): Use the correct types for
5598 building the simplified expression.
5600 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5602 PR rtl-optimization/32729
5603 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5604 that fallthru to exit.
5606 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5608 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5609 (symDTPOFF2reg): Likewise.
5611 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5613 PR tree-optimization/32663
5615 * tree.h (VALUE_HANDLE_VUSES): Remove.
5616 (struct tree_value_handle): Remove vuses.
5618 * tree-vn.c (create_value_handle_for_expr): Don't set
5621 * tree-ssa-pre.c (expression_vuses): New.
5622 (alloc_expression_id): Set up expression_vuses.
5623 (get_expression_vuses): New.
5624 (set_expression_vuses): Ditto.
5625 (clear_expression_ids): Modify for expression_vuses.
5626 (phi_translate_1): Ditto.
5627 (phi_translate_set): Ditto.
5628 (value_dies_in_block_x): Ditto
5629 (valid_in_sets): Ditto.
5630 (add_to_sets): Ditto.
5631 (find_existing_value_expr): Ditto.
5632 (create_value_handle_for_expr): Ditto.
5633 (make_values_for_stmt): Ditto.
5634 (vuse_equiv): Remove.
5636 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5638 * Makefile.in (mostlyclean): Remove object files.
5640 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5642 * toplev.c (no_new_pseudos): Deleted.
5643 * rtl.h (no_new_pseudos): Deleted.
5644 * tree-pass.h (pass_no_new_pseudos): Deleted.
5645 * passes.c (pass_no_new_pseudos): Deleted.
5646 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5647 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5648 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5650 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5651 * rtlhooks.c (gen_lowpart_general): Ditto.
5652 * optabs.c (prepare_operand): Ditto.
5653 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5655 * modulo-sched.c (rest_of_handle_sms): Ditto.
5656 * see.c (rest_of_handle_see): Ditto.
5657 * ifcvt.c (if_convert): Ditto.
5658 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5660 * init-regs.c (gate_initialize_regs): Deleted set of
5662 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5663 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5664 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5666 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5670 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5671 (*vec_extractv2di_1_rex64): New insn pattern.
5673 2007-07-11 David Daney <ddaney@avtrex.com>
5675 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5676 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5677 for SIGNAL_UNWIND_RETURN_COLUMN.
5678 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5679 (DWARF_FRAME_REGNUM): Rewrite.
5680 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5682 2007-07-11 Nick Clifton <nickc@redhat.com>
5684 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5685 delta and use gen_int_mode in place of GET_INT instead.
5687 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5689 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5692 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5694 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5695 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5697 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5698 (USE_CANONICAL_TYPES): New.
5699 * doc/invoke.texi (verify-canonical-types): Remove.
5700 (use-canonical-types): Add.
5702 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5704 * config/spu/spu.c (spu_optimization_options): Remove setting of
5705 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5706 (spu_override_options): Move it here.
5708 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5710 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5711 * config/mips/mips.c (mips_cpu_info_table): Mention
5712 MIPS_ISA_LEVEL_SPEC in the comment.
5714 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5716 PR tree-optimization/32713
5717 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5719 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5722 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5723 conditional to flag_isoc99.
5724 (c_common_init_options): Do it here, unconditionally.
5726 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5728 PR tree-optimization/32589
5729 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5730 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5731 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5732 predicate, extracted from...
5733 (set_rhs): ...here. Call it for the expression on entry.
5734 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5735 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5736 (simplify_binary_expression): Use valid_gimple_expression_p
5737 to validate the simplification.
5738 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5740 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5742 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5743 DWARF2_DEBUG on 32 bit target too.
5744 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5746 2007-07-11 Nick Clifton <nickc@redhat.com>
5748 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5749 version for 64-bit hosts.
5751 2007-07-10 David Daney <ddaney@avtrex.com>
5753 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5755 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5757 * config/mips/mips.c (mips_expand_synci_loop): New function.
5758 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5759 (UNSPEC_RDHWR): Same.
5760 (UNSPEC_SYNCI): Same.
5761 (UNSPEC_SYNC): Same.
5762 (clear_cache): New expand.
5766 (clear_hazard): Same.
5767 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5769 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5770 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5772 2007-07-10 Ian Lance Taylor <iant@google.com>
5774 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5777 2007-07-10 David Daney <ddaney@avtrex.com>
5779 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5780 * builtins.c (expand_builtin___clear_cache): New function.
5781 (expand_builtin): Call expand_builtin___clear_cache for
5782 BUILT_IN_CLEAR_CACHE case.
5783 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5784 * doc/md.texi (clear_cache): Document new instruction pattern.
5785 * testsuite/gcc.dg/builtins-64.c: New test.
5787 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5789 * config/cris/cris.md ("movsi"): Fix typo in last change.
5791 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5794 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5796 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5797 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5798 for FUNCTION_DECLs. Don't use align_functions_log if
5800 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5801 even for FUNCTION_DECLs.
5802 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5804 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5805 (DECL_FUNCTION_CODE): Update for new location and name of
5807 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5808 (struct tree_decl_common): Move 'align' and 'off_align' out
5809 of union, ensure they're still on a 32-bit boundary. Remove
5810 other fields in union 'u1'.
5811 (struct tree_function_decl): Add field 'function_code' replacing
5812 'u1.f' in tree_decl_common.
5813 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5814 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5815 (Variable Attributes): Cross-reference 'aligned' attribute
5816 to Function Attributes.
5817 * flags.h (force_align_functions_log): Delete.
5818 * toplev.c (force_align_functions_log): Delete.
5820 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5823 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5824 (*vec_concatv2di_rex): New insn pattern.
5826 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5829 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5831 2007-07-10 Ian Lance Taylor <iant@google.com>
5833 Replace no_new_pseudos in backends.
5834 * rtl.h (can_create_pseudo_p): Define.
5835 * config/darwin.c (machopic_indirect_data_reference): Use
5836 can_create_pseudo_p () instead of no_new_pseudos.
5837 (machopic_indirect_data_reference): Likewise.
5838 (machopic_legitimize_pic_address): Likewise.
5839 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
5840 (alpha_emit_set_const_1): Likewise.
5841 (alpha_emit_set_const): Likewise.
5842 (alpha_emit_conditional_move): Likewise.
5843 (alpha_split_conditional_move): Likewise.
5844 * config/alpha/alpha.md (various splitters): Likewise.
5846 * config/arm/arm.c (legitimize_pic_address): Likewise.
5847 (arm_load_pic_register): Likewise.
5848 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
5849 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
5850 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
5851 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
5852 * config/cris/cris.md (movsi): Likewise.
5853 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
5854 (symGOTOFF2reg_hilo): Likewise.
5855 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
5856 * config/h8300/h8300.md (insv, extzv): Likewise.
5857 * config/i386/i386.c (ix86_expand_move): Likewise.
5858 (ix86_expand_vector_move): Likewise.
5859 (ix86_prepare_fp_compare_args): Likewise.
5860 (ix86_expand_carry_flag_compare): Likewise.
5861 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
5862 (tls_dynamic_gnu2_combine_32): Likewise.
5863 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
5864 * config/ia64/ia64.c (ia64_expand_move): Likewise.
5865 (ia64_expand_movxf_movrf): Likewise.
5866 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
5867 (m32c_split_move): Likewise.
5868 (m32c_expand_insv): Likewise.
5869 * config/m68k/m68k.md (movsi): Likewise.
5870 * config/mips/mips.c (mips_force_temporary): Likewise.
5871 (mips_split_symbol): Likewise.
5872 (mips_move_integer): Likewise.
5873 (mips_legitimize_const_move): Likewise.
5874 * config/mn10300/mn10300.md (movsi): Likewise.
5875 * config/pa/pa.c (emit_move_sequence): Likewise.
5876 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5877 (rs6000_got_register): Likewise.
5878 (create_TOC_reference): Likewise.
5879 (rs6000_machopic_legitimize_pic_address): Likewise.
5880 * config/rs6000/rs6000.md (add<mode>3): Likewise.
5881 (various splitters): Likewise.
5882 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
5883 (movsi_got): Likewise.
5884 * config/s390/s390.c (emit_symbolic_move): Likewise.
5885 * config/s390/s390.md (movhi, movqi): Likewise.
5886 (load_multiple, store_multiple): Likewise.
5887 * config/score/score.c (score_force_temporary): Likewise.
5888 * config/sh/sh.c (prepare_move_operands): Likewise.
5889 (prepare_cbranch_operands): Likewise.
5890 (emit_fpu_switch): Likewise.
5891 (fpscr_set_from_mem): Likewise.
5892 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
5893 (adddi3, subsi3): Likewise.
5894 (various splitters): Likewise.
5895 (divsi_inv_fp_combine): Likewise.
5896 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
5897 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
5899 * config/sh/predicates.md (xor_operand): Likewise.
5900 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
5901 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
5902 (movdi_pic_label_ref): Likewise.
5903 * config/spu/spu.c (spu_split_immediate): Likewise.
5904 * config/alpha/alpha.md (various splitters): Remove test
5905 !no_new_pseudos || reload_completed.
5906 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
5908 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
5909 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5910 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5911 * config/score/score.c (th_output_mi_thunk): Likewise.
5912 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5913 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5915 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
5917 PR rtl-optimization/32664
5918 * mode-switching.c (create_pre_exit): Skip barrier insns.
5920 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5922 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
5923 force_gimple_operand_bsi.
5924 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
5925 rewrite_use_compare): Ditto.
5926 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
5928 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
5929 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
5930 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
5931 * tree-profile.c (prepare_instrumented_value,
5932 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5933 tree_gen_one_value_profiler, tree_gen_ic_profiler,
5934 tree_gen_ic_func_profiler, tree_gen_average_profiler,
5935 tree_gen_ior_profiler): Ditto.
5936 * tree-ssa-reassoc.c (negate_value): Ditto.
5937 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
5938 Use force_gimple_operand_bsi.
5939 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5940 * tree-if-conv.c (add_to_dst_predicate_list,
5941 find_phi_replacement_condition): Ditto.
5942 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
5943 Call mark_symbols_for_renaming for new statements.
5944 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
5946 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
5948 * cfghooks.c (remove_edge): New function.
5949 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
5951 * cfghooks.h (remove_edge): Declare.
5952 * cfg.c (remove_edge): Renamed to remove_edge_raw.
5953 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
5955 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
5957 * optabs.h: Added declaration for signbit_optab.
5958 * optabs.c: (init_optabs): Added initialization for signbit_optab.
5959 * genoptinit.c (optabs): Added entry for signbit insns.
5960 * builtins.c (expand_builtin_signbit): Added code to use a signbit
5962 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
5963 * config/s390/s390.md (signbit<mode>2): New expander.
5965 2007-07-09 Richard Guenther <rguenther@suse.de>
5968 * fold-const.c (fold_plusminus_mult_expr): Move constant
5969 arguments second to allow decomposing.
5971 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
5974 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5976 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5977 Disregard DECL_FROM_INLINE.
5979 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5982 * doc/invoke.texi: Add ftree-reassoc flag.
5983 * common.opt (ftree-reassoc): New flag.
5984 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5985 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5987 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5989 PR tree-optimization/32681
5990 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5991 saved in second_edge->aux when first_bb is a loop header.
5993 2007-07-09 Jan HUbicka <jh@suse.cz>
5995 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5997 2007-07-09 Richard Guenther <rguenther@suse.de>
5999 * c-decl.c (start_function): Do not promote return type.
6001 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6003 * function.c (do_warn_unused_parameter): Do not warn if
6004 TREE_NO_WARNING is set.
6006 2007-07-08 Andreas Schwab <schwab@suse.de>
6008 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6010 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6013 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6015 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6016 apply to assembly language, too.
6017 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6019 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6021 Revert (note the sccvn portions are *not* reverted)
6022 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6024 Fix PR tree-optimization/23488
6026 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6028 * tree-flow-inline.h (get_value_handle): Ditto.
6029 * tree-ssa-pre.c (decl_vh_map): New.
6030 (decl_node_pool): New.
6031 (can_value_number_operation): Support DECL_P.
6032 (can_PRE_operation): Ditto.
6033 (create_expression_by_pieces): Ditto.
6034 (find_existing_value_expr): Modify to differnetiate between
6035 addressing and top level.
6036 (create_value_handle_for_expr): Handle DECL's.
6037 (poolify_tree): Ditto.
6038 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6039 (make_values_for_stmt): Handle DECL's properly.
6040 (init_pre): Reorg to not init useless things during FRE.
6042 * tree-flow.h: Include pointer-set.h.
6043 (decl_vh_map): Declare.
6044 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6046 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6048 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6049 the constraint description.
6050 * doc/md.texi: Update documentation of AVR constraints.
6052 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6054 * auto-inc-dec.c, config/arm/arm.c,
6055 config/m32r/constraints.md, config/mips/mips.md,
6056 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6057 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6058 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6059 typos. Follow spelling conventions.
6060 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6062 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6063 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6065 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6066 realloc_vuse): Remove.
6067 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6070 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6072 Fix PR tree-optimization/23488
6074 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6075 (try_to_simplify): Ditto.
6077 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6079 * tree-flow-inline.h (get_value_handle): Ditto.
6080 * tree-ssa-pre.c (decl_vh_map): New.
6081 (decl_node_pool): New.
6082 (can_value_number_operation): Support DECL_P.
6083 (can_PRE_operation): Ditto.
6084 (create_expression_by_pieces): Ditto.
6085 (find_existing_value_expr): Modify to differnetiate between
6086 addressing and top level.
6087 (create_value_handle_for_expr): Handle DECL's.
6088 (poolify_tree): Ditto.
6089 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6090 (make_values_for_stmt): Handle DECL's properly.
6091 (init_pre): Reorg to not init useless things during FRE.
6093 * tree-flow.h: Include pointer-set.h.
6094 (decl_vh_map): Declare.
6095 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6097 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6099 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6100 apply to assembly language, too.
6101 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6103 2007-07-06 Ian Lance Taylor <iant@google.com>
6104 Zack Weinberg <zackw@panix.com>
6107 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6109 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6111 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6112 (prefetch): Likewise if "pref" would be used.
6114 2007-07-06 Josh Conner <jconner@apple.com>
6118 * calls.c (store_one_arg): Handle arguments which are partially
6119 on the stack when detecting argument overlap.
6121 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6123 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6124 chosen during find_reloads.
6126 2007-07-06 Richard Guenther <rguenther@suse.de>
6128 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6129 TYPE_ARG_TYPES for verification of argument types. Use
6130 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6131 parameters as variable arguments.
6133 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6135 * libgcc2.h (word_type): Type definition removed.
6136 (cmp_return_type, shift_count_type): Type definitions added.
6137 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6138 replaced with shift_count_type.
6139 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6141 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6142 changed from word_type to Wtype.
6143 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6144 replaced with shift_count_type.
6145 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6147 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6148 and libgcc_shift_count attribute added.
6149 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6150 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6151 (TARGET_INITIALIZER): New target hooks added.
6152 * targhooks.c (default_libgcc_cmp_return_mode,
6153 default_libgcc_shift_count_mode): Default implementations for the new
6155 * targhooks.h (default_libgcc_cmp_return_mode,
6156 default_libgcc_shift_count_mode): Function prototypes added.
6157 * target.h (struct gcc_target): Fields for the new target hooks added.
6158 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6160 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6163 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6164 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6166 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6167 s390_libgcc_shift_count_mode): Functions added.
6168 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6169 Target hooks defined.
6171 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6173 * config/mips/mips.c (compute_frame_size): Restore the original
6174 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6175 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6176 Document why the difference is needed.
6178 2007-07-06 Richard Guenther <rguenther@suse.de>
6180 * c-common.c (boolean_increment): Use correctly typed
6183 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6185 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6186 the topmost argument register is not also included in the save mask.
6187 (mips16e_collect_argument_save_p): Take a pointer to the argument
6188 register, rather than a pointer to the number of arguments.
6189 (mips16e_collect_argument_saves): Only include argument saves
6190 that aren't in the register mask.
6192 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6194 PR rtl-optimization/32450
6195 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6196 to ensure that instructions are not moved into the prologue when
6197 profiling is on. Remove unused prologue_end variable.
6198 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6199 as a scheduling barrier.
6201 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6204 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6205 Disregard DECL_FROM_INLINE.
6207 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6209 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6210 IORing with a constant.
6212 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6214 PR rtl-optimization/32475
6215 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6216 for every definition of the stack pointer.
6218 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6220 * arm.c (vfp3_const_double_index): Copy signed results of
6221 REAL_VALUE_TO_INT into unsigned vars.
6223 2007-07-05 Richard Guenther <rguenther@suse.de>
6226 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6228 * tree-ssa.c (useless_type_conversion_p): Check canonical
6231 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6233 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6234 zero_extendhisi2): Change to define_insn_and_split.
6235 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6237 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6239 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6240 pass_match_asm_constraints): New.
6241 * passes.c (init_optimization_passes): Add new pass.
6242 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6243 * function.h (struct function): Add has_asm_statement bit.
6244 (current_function_has_asm_statement): New.
6245 * tree-pass.h (pass_match_asm_constraints): New.
6247 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6249 * config/mips/mips.c (mips_file_start): Avoid declaration
6252 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6254 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6256 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6258 * rtl.def (NOTE): Change print format string to print
6259 operand 5 as a note insn name.
6261 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6262 David Ung <davidu@mips.com>
6264 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6265 * doc/invoke.texi: (MIPS Options): Document them.
6267 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6268 David Ung <davidu@mips.com>
6270 Add support for SmartMIPS ASE.
6272 * optabs.c (expand_binop_directly): New, broken out from...
6273 (expand_binop): Here. Make it try rotating in the other
6274 direction even when the second operand isn't constant.
6275 * config/mips/mips.md (*lwxs): New.
6276 * config/mips/mips.opt (msmartmips): New.
6277 * config/mips/mips.c (mips_lwxs_address_p): New.
6278 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6279 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6280 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6281 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6282 (ISA_HAS_LWXS): New.
6283 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6284 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6285 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6286 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6287 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6288 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6289 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6291 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6293 * tree-vectorizer.c (new_loop_vec_info): Initialize
6294 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6295 * tree-vectorizer.h (_loop_vec_info): Added new filed
6296 min_profitable_iters.
6297 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6298 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6299 * tree-vect-analyze.c (vect_analyze_operations): Set
6300 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6301 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6302 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6303 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6304 and prologue cost to after they are computed.
6305 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6307 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6308 of creating vectors from scalars according to dt.
6309 (vect_model_store_cost): Likewise.
6310 (vectorizable_call): Use dt array instead of scalar dt. Call
6311 vect_model_simple_cost with additional argument dt.
6312 (vectorizable_assignment): Likewise.
6313 (vectorizable_operation): Likewise.
6314 (vectorizable_type_demotion): Likewise.
6315 (vectorizable_type_promotion): Likewise.
6316 (vectorizable_store): Use dt array instead of scalar dt. Call
6317 vect_model_store_cost with additional argument dt.
6318 (vect_do_peeling_for_loop_bound): Don't call
6319 vect_estimate_min_profitable_iters. Instead, lookup
6320 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6321 "may not be profitable".
6323 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6326 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6327 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6328 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6329 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6331 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6333 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6334 addressing modes cheaper.
6336 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6338 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6339 (dw_ranges_struct): Rename block_num to num. Adjust.
6340 (dw_ranges_by_label_struct): New.
6341 (ranges_by_label, ranges_by_label_allocated,
6342 ranges_by_label_in_use): New variables.
6343 (add_ranges_num): Factored most of the code out of...
6344 (add_ranges): ... this one. Rewrite in terms of the former.
6345 (add_ranges_by_labels): New.
6346 (output_ranges): Output by-label ranges.
6347 (dwarf2out_finish): Output range for multiple-section
6348 compile_unit. Output standard DW_AT_low_pc in addition to
6349 unexpected DW_AT_entry_pc.
6351 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6353 PR tree-optimization/32604
6354 PR tree-optimization/32606
6356 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6357 (compute_antic_safe): Removed.
6358 (ANTIC_SAFE_LOADS): Ditto.
6359 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6360 (execute_pre): Don't call compute_antic_safe.
6361 (vuse_equiv): New function.
6362 (make_values_for_stmt): Use it
6363 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6366 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6369 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6371 (avr_attribute_table): Make "naked" attribute apply to function types
6372 rather than to decls.
6373 (avr_handle_fntype_attribute): New function.
6375 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6377 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6380 2007-07-04 David Ung <davidu@mips.com>
6381 Joseph Myers <joseph@codesourcery.com>
6383 * config/mips/mips.md (type): Add logical, signext and move.
6384 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6385 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6386 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6387 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6388 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6389 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6390 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6391 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6392 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6393 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6394 movv2sf_hardfloat_64bit): Use the new types.
6395 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6396 *movdf_softfloat, *movdf_mips16): Use "multi".
6397 (extendqihi2): Replace with a define_expand.
6398 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6399 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6400 * config/mips/74k.md (r74k_int_logical): New reservation and
6402 (r74k_int_arith): Remove "slt".
6403 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6404 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6405 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6406 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6407 reservations for "arith".
6409 2007-07-04 Richard Guenther <rguenther@suse.de>
6411 * tree-ssa.c (useless_type_conversion_p): Add handling for
6412 scalar float and vector types. Only call the types_compatible_p
6413 langhook for aggregate types as last resort. Follow the
6416 2007-07-04 Richard Guenther <rguenther@suse.de>
6418 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6419 the same as NOP_EXPR.
6421 2007-07-04 Nick Clifton <nickc@redhat.com>
6423 * target.h (struct gcc_target): Add target_help field.
6424 * target-def.h (TARGET_HELP): New.
6425 (TARGET_INITIALIZER): Use TARGET_HELP.
6426 * opts.c (command_handle_option): Invoke target_help function, if
6427 defined, when the user has specified --target-help on the command
6429 * doc/invoke.texi: Mention that --target-help might print
6430 additional information.
6431 * doc/tm.texi: Document TARGET_HELP hook.
6433 * arm.c (TARGET_HELP): Override default definition.
6434 (arm_target_help): New - display a wrapped list of cores and
6435 architectures supported.
6437 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6439 * config/v850/v850.c (expand_prologue): Make sure
6440 GEN_INT() argument is sign extended rather than zero extended.
6441 (expand_epilogue): Likewise.
6442 (output_move_double): Delete.
6443 * config/v850/v850-protos.h (output_move_double): Delete.
6444 * config/v850/v850.md (movdi): Delete.
6445 (*movdi_internal): Delete.
6447 (*movdf_internal): Delete.
6449 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6451 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6452 unless compiling RTP PIC.
6454 2007-07-04 Richard Guenther <rguenther@suse.de>
6456 PR tree-optimization/32482
6457 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6458 original ssa name if we didn't find a shift expression.
6459 Fix shift constant for bit zero test.
6461 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6463 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6465 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6467 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6468 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6469 * config/arm/vxworks.h (ASM_SPEC): Delete.
6470 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6472 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6474 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6475 (DDR_REVERSED_P): New.
6476 * tree-data-ref.c (initialize_data_dependence_relation,
6477 build_classic_dist_vector): Set DDR_REVERSED_P.
6479 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6482 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6483 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6484 init_omega_for_ddr_1): Use non conservative number of iterations
6486 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6487 (analyze_siv_subscript): Remove FIXME and reinitialization of
6488 last_conflicts to chrec_dont_know.
6489 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6491 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6493 * tree.c (maybe_canonicalize_argtypes): Improve description.
6495 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6497 * tree.c (maybe_canonicalize_argtypes): New.
6498 (build_function_type): Set canonical type.
6499 (build_method_type_directly): Ditto.
6500 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6503 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6505 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6507 (rewrite_use_nonlinear_expr): Likewise.
6509 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6511 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6513 2007-07-04 Ben Elliston <bje@au.ibm.com>
6515 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6518 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6520 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6521 (Exception Handling): Likewise.
6523 2007-07-03 Jan Hubicka <jh@suse.cz>
6525 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6527 2007-07-03 Eric Christopher <echristo@apple.com>
6529 * doc/cppopts.texi: Add conflicting option note to -dM.
6530 * doc/invoke.texi: Add note about possible conflicts with
6531 -E for -dCHARS and note that -dM will not produce
6532 any results if there is no machine dependent reorg.
6534 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6536 * tree.h (DECL_ALIGN): Back out previous change.
6538 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6540 * configure.ac: Test for .dtprelword support on MIPS.
6541 * configure, config.in: Regenerate.
6542 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6543 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6545 2007-07-03 Julian Brown <julian@codesourcery.com>
6547 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6548 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6549 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6550 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6552 (all_fpus): Add FPUTYPE_VFP3.
6553 (fp_model_for_fpu): Add VFPv3 field.
6554 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6555 (vfp3_const_double_index): New function. Return integer index of
6556 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6558 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6559 and argument represents a valid RTX for a VFPv3 constant.
6560 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6562 (vfp_emit_fstmd): Similar, for fstmd.
6563 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6564 constants, represented as integer indices.
6565 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6566 VFP_REGNO_OK_FOR_DOUBLE macros.
6567 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6568 (arm_file_start): Set float-abi attribute for VFPv3, and output
6569 correct ".fpu" assembler directive.
6570 (arm_dbx_register_numbering): Add FIXME.
6571 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6572 (fputype): Add FPUTYPE_VFP3.
6573 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6574 (CALL_USED_REGISTERS): Likewise.
6575 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6576 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6577 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6578 (D7_VFP_REGNUM): New.
6579 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6580 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6581 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6582 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6583 (REG_ALLOC_ORDER): Adjust for VFPv3.
6584 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6585 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6586 VFP_LO_REGS, VFP_HI_REGS.
6587 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6588 (IS_VFP_CLASS): Define macro.
6589 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6591 (REGISTER_MOVE_COST): Likewise.
6592 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6593 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6594 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6595 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6596 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6597 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6598 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6599 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6600 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6601 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6602 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6603 where appropriate for single-word registers.
6604 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6605 As above. Fix type attributes.
6606 * config/arm/constraints.md (register_contraint "t"): Define.
6607 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6609 (register_constraint "x"): Define.
6610 (constraint "Dv"): Define.
6612 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6614 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6616 2007-07-03 Tom Tromey <tromey@redhat.com>
6618 * c-parser.c (objc_pq_context): Removed.
6619 (objc_need_raw_identifier): Likewise.
6620 (c_parser) <objc_pq_context>: New field.
6621 <objc_need_raw_identifier>: Likewise.
6622 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6623 (c_lex_one_token): Update.
6624 (c_parser_objc_protocol_definition): Update.
6625 (c_parser_objc_method_definition): Update.
6626 (c_parser_objc_methodproto): Update.
6627 (c_parser_declspecs): Update.
6629 2007-07-03 David Ung <davidu@mips.com>
6631 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6633 2007-07-03 David Ung <davidu@mips.com>
6634 Richard Sandiford <richard@codesourcery.com>
6636 * doc/invoke.texi: Document -march=74kf3_2.
6637 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6638 (TUNE_74K): Check for it.
6639 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6640 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6641 * config/mips/mips.md (cpu): Add 74kf3_2.
6642 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6643 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6644 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6645 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6646 74kf3_2 to the CPU list.
6647 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6648 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6649 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6650 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6651 (r74kf3_2_fxfer_from_c1): New insn reservations.
6653 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6654 David Ung <davidu@mips.com>
6656 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6657 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6658 and 74k[fx]. Document aliases for the new options.
6659 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6660 (PROCESSOR_24KF2_1): ...this.
6661 (PROCESSOR_24KX): Rename to...
6662 (PROCESSOR_24KF1_1): ...this.
6663 (PROCESSOR_74KF): Rename to...
6664 (PROCESSOR_74KF2_1): ...this.
6665 (PROCESSOR_74KX): Rename to...
6666 (PROCESSOR_74KF1_1): ...this.
6667 (TUNE_74K): Update PROCESSOR_* names.
6668 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6669 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6670 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6671 (mips_rtx_cost_data): Update processor names in comments.
6672 (mips_issue_rate): Update PROCESSOR_* names.
6673 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6674 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6675 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6676 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6677 Update cpu attribute names.
6678 (r24k_fpu_iss): Rename this reservation to...
6679 (r24kf2_1_fpu_iss): ...this and update all uses.
6680 (r24kx_fpu_iss): Rename this reservation to...
6681 (r24kf1_1_fpu_iss): ...this and update all uses.
6682 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6683 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6684 Update cpu attribute names.
6686 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6688 * config/m32r/constraints.md: New file.
6689 * config/m32r/m32r.c: Include tm-constrs.h.
6690 (small_data_operand): Use satisfies_constraint_* instead of macro.
6691 (addr24_operand, gen_compare): Likewise.
6692 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6693 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6694 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6695 EXTRA_CONSTRAINT): Likewise.
6696 * config/m32r/m32r.md: Include constraints.md.
6697 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6698 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6699 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6700 (two_insn_const_operand, int8_operand, uint16_operand,
6701 reg_or_int16_operand, reg_or_uint16_operand,
6702 reg_or_cmp_int16_operand, cmp_int16_operand,
6703 seth_add3_operand): Likewise.
6705 2007-07-03 Eric Christopher <echristo@gmail.com>
6707 * libgcc2.h: Conditionally declare __bswapsi2 and
6710 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6712 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6715 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6718 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6719 (__gthrw_pragma): Provide default definition.
6721 * gthr-posix.c (__gthrw_pragma): Define.
6723 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6725 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6726 before declaring inequality.
6728 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6730 * combine.c (recog_for_combine): Log the success or failure of
6731 matching new insn patterns against the machine description in
6734 2007-07-03 Revital Eres <eres@il.ibm.com>
6736 * ddg.c (print_sccs): New function.
6737 (check_sccs): New function.
6738 (create_ddg_all_sccs): Use it.
6739 * ddg.h (print_sccs): Declare.
6740 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6742 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6744 * targhooks.h (default_mode_for_suffix): New function declaration.
6745 * targhooks.c (default_mode_for_suffix): New default target hook.
6746 * target.h (struct c): New structure in the targetm struct.
6747 (mode_for_suffix): New target hook as part of struct c.
6748 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6749 default_mode_for_suffix.
6750 (TARGET_C): New define.
6751 * c-lex.c: Include "target.h".
6752 (interpret_float): Use targetm.c.mode_for_suffix to determine
6753 the mode for a given non-standard suffix.
6754 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6756 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6757 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6759 * doc/extend.texi (Floating Types): New node. Document __float80 and
6760 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6762 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6765 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6766 predicate instead of target_operand.
6767 (divsi3_i1_media, divsi3_media_2): Likewise.
6769 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6771 * tree.h (alias_sets_might_conflict_p): Rename into
6772 alias_sets_must_conflict_p.
6773 * alias.c (alias_sets_might_conflict_p): Likewise.
6774 (alias_sets_conflict_p): Use it.
6775 (objects_must_conflict_p): Likewise.
6776 * c-common.c (strict_aliasing_warning): Adjust.
6778 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6780 * rtlhooks.c (gen_lowpart_if_possible): Check for
6781 invalid subreg before calling gen_lowpart_SUBREG.
6783 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6785 * config/darwin9.h: Add copyright notice.
6786 (LINK_COMMAND_SPEC): Add comment.
6787 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6788 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6789 DARWIN_LIBSYSTEM_HAS_UNWIND.
6791 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6794 * omp-low.c (check_combined_parallel): New function.
6795 (lower_omp_parallel): Call it via walk_stmts, set
6796 OMP_PARALLEL_COMBINED if appropriate.
6797 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6798 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6799 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6800 don't consider it as combined parallel.
6802 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6804 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6805 (gcc_tooldir): Likewise.
6806 * configure: Regenerate.
6807 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6808 old configure.ac gcc_tooldir setting.
6809 (prefix_to_exec_prefix): New variable.
6810 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6811 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6813 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6815 Fix PR tree-optimization/32583
6816 Fix PR tree-optimization/32584
6817 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6818 (phi_translate_set): Use phi_translate directly now.
6819 (make_values_for_stmt): Don't value number RHS if we already know
6822 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6823 Jim Wilson <wilson@specifix.com>
6826 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6829 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6830 Richard Sandiford <richard@codesourcery.com>
6831 Nigel Stephens <nigel@mips.com>
6833 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
6834 (mips16e_output_save_restore): Declare.
6835 (mips16e_save_restore_pattern_p): Likewise.
6836 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
6837 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
6838 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
6839 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
6840 (BITSET_P): New global macro, extracted from...
6841 (mips_for_each_saved_reg): ...here.
6842 (mips16e_save_restore_info): New struct.
6843 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
6844 (mips16e_save_restore_regs): New variable.
6845 (mips_split_plus, mips16e_find_first_register): New functions.
6846 (mips16e_mask_registers): New function.
6847 (compute_frame_size): Expand the commentary before the function.
6848 Enforce the MIPS16e save and restore register range restrictions.
6849 Pad the general register save area at the low end.
6850 (mips16e_save_restore_reg, mips16e_build_save_restore)
6851 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
6852 (mips16e_output_save_restore, mips16e_collect_propagate_value)
6853 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
6855 (mips_expand_prologue, mips_expand_epilogue): Handle
6856 GENERATE_MIPS16E_SAVE_RESTORE.
6857 * config/mips/mips.md (*mips16e_save_restore): New pattern.
6859 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
6861 PR tree-optimization/31966
6862 PR tree-optimization/32533
6863 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
6864 "basic_block" description as its third argument. Update function
6865 calls to get destination bb from "edge" argument. Save "cond" into
6866 aux field of the edge. Update prototype for changed arguments.
6867 (if_convertible_loop_p): Clear aux field of incoming edges if bb
6869 (find_phi_replacement_condition): Operate on incoming edges, not
6870 on predecessor blocks. If there is a condition saved in the
6871 incoming edge aux field, AND it with incoming bb predicate.
6872 Return source bb of the first edge.
6873 (clean_predicate_lists): Clean aux field of outgoing node edges.
6874 (tree_if_conversion): Do not initialize cond variable. Move
6875 variable declaration into the loop.
6876 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
6877 initializations of new_stmt, arg0 and arg1 variables.
6879 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6881 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
6882 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
6884 2007-07-02 Richard Guenther <rguenther@suse.de>
6886 * tree-ssa.c (useless_type_conversion_p): Document
6887 future intent as defining the middle-end type system.
6888 Re-structure to call langhook last, group by type class,
6889 mark questionable parts.
6891 2007-07-02 Richard Guenther <rguenther@suse.de>
6893 * tree-flow.h (types_compatible_p): Declare.
6894 * tree-ssa.c (types_compatible_p): New function.
6895 * ipa-type-escape.c (discover_unique_type): Use
6896 types_compatible_p instead of lang_hooks.types_compatible_p.
6897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
6898 * tree-vn.c (expressions_equal_p): Likewise.
6899 * tree.c (fields_compatible_p): Likewise.
6900 * tree-ssa-dom.c (avail_expr_eq): Likewise.
6901 (cprop_operand): Use useless_type_conversion_p instead of
6902 lang_hooks.types_compatible_p.
6903 * tree-inline.c (setup_one_parameter): Likewise.
6904 (declare_return_variable): Likewise.
6905 * tree-nrv.c (tree_nrv): Likewise.
6906 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
6907 (maybe_fold_offset_to_component_ref): Likewise.
6908 (maybe_fold_offset_to_reference): Likewise.
6909 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6910 (merge_alias_info): Likewise.
6911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6912 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
6913 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
6914 * tree-tailcall.c (find_tail_calls): Likewise.
6915 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
6916 * gimplify.c (canonicalize_addr_expr): Likewise.
6917 (fold_indirect_ref_rhs): Likewise.
6918 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
6919 (cpt_same_type): Likewise.
6920 (check_pointer_types_r): Swap parameters to cpt_same_type
6922 * fold-const.c (fold_convert): Revert fix for PR15988.
6923 * tree-inline.c (setup_one_parameter): Instead fix it here by
6924 using fold_build1 instead of fold_convert and checking for
6925 error_mark_node. Convert only if the conversion is necessary.
6927 2007-07-02 Joseph Myers <joseph@codesourcery.com>
6929 * configure.ac: Check for .gnu_attribute on Power.
6930 * configure: Regenerate.
6931 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
6932 attribute for floating-point ABI.
6934 2007-07-02 Ira Rosen <irar@il.ibm.com>
6936 PR tree-optimization/32230
6937 PR tree-optimization/32477
6938 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
6939 address is a constant.
6941 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6943 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
6944 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
6945 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
6946 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
6947 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
6948 64-bit targets. Add support for *-elfoabi*.
6949 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
6950 different settings if $(tm_defines) does not select the EABI.
6951 (MULTILIB_EXCLUSIONS): Define in those circumstances.
6952 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
6953 (MIPS_ARCH_OPTION_SPEC): Likewise.
6954 (MIPS_ISA_LEVEL_SPEC): Likewise.
6955 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
6956 * config/mips/elfoabi.h: New file.
6958 2007-07-02 Richard Guenther <rguenther@suse.de>
6960 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
6961 (useless_type_conversion_p): ... this.
6962 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
6963 (useless_type_conversion_p): ... this.
6964 * builtins.c (fold_builtin_memory_op): Rename
6965 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
6966 * tree-cfg.c (verify_expr): Likewise.
6967 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
6968 * tree-ssa-ccp.c (ccp_fold): Likewise.
6969 * tree-ssa-copy.c (may_propagate_copy): Likewise.
6970 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
6971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
6972 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
6973 * tree-ssa-pre.c (eliminate): Likewise.
6974 * tree-ssa.c (delete_tree_ssa): Likewise.
6975 (tree_ssa_useless_type_conversion): Likewise.
6976 * tree.c (build2_stat): Likewise.
6978 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6980 Fix PR tree-optimization/32571
6981 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6984 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6986 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6987 and other expected operations explicitly, change default to
6990 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6992 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6994 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6995 (tls_load_dot_plus_eight): Move the label number into the unspec.
6996 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6998 2007-07-01 Andreas Schwab <schwab@suse.de>
7000 * dwarf2out.c (initial_return_save): Define only if used.
7002 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7004 Unreverting Richard's Revert of:
7006 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7008 * dce.c (deletable_insn_p_1): New function, split out from...
7009 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7010 specially, not those inside PARALLELs. Remove BODY argument
7011 and adjust recursive call accordingly.
7012 (prescan_insns_for_dce): Update call to delete_insn_p.
7014 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7015 Revital Eres <eres@il.ibm.com>
7017 * ddg.c (create_ddg_all_sccs): Fix missed
7018 initialization of scc_nodes.
7020 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7023 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7024 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7026 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7028 * configure.ac: Check for .gnu_attribute on MIPS.
7029 * configure, config.in: Regenerate.
7030 * config/mips/mips.c (mips_file_start): If supported, output
7031 attribute for floating-point ABI.
7033 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7036 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7037 (ffs_cmove): New expander to expand using ctz pattern.
7038 (*ffs_cmove): Remove pattern.
7039 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7040 (ffsdi2): Expand using ctz pattern.
7041 (*ffs_rex64): Remove pattern.
7043 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7045 PR rtl-optimization/32296
7046 * pa.md (return): Delete pattern.
7047 (return_internal): Remove "(const_int 1)" from pattern.
7048 (epilogue): Use return_internal pattern for trivial returns.
7049 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7050 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7052 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7054 * tree-ssa-pre.c (is_exception_related): New function
7055 (can_value_number_operation): Use it.
7057 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7059 Fix PR tree-optimization/32540
7060 Fix PR tree-optimization/31651
7062 * tree-ssa-sccvn.c: New file.
7064 * tree-ssa-sccvn.h: Ditto.
7066 * tree-vn.c: Include tree-ssa-sccvn.h
7067 (val_expr_paid_d): Removed.
7068 (value_table): Ditto.
7069 (vn_compute): Ditto.
7070 (val_expr_pair_hash): Ditto.
7071 (val_expr_pair_expr_eq): Ditto.
7072 (copy_vuses_from_stmt): Ditto.
7075 (shared_vuses_from_stmt): Ditto.
7076 (print_creation_to_file): Moved up.
7077 (sort_vuses): Ditto.
7078 (sort_vuses_heap): Ditto.
7079 (set_value_handle): Make non-static.
7080 (make_value_handle): Ditto.
7081 (vn_add): Rewritten to use sccvn lookups.
7082 (vn_add_with_vuses): Ditto.
7083 (vn_lookup): Ditto (and second argument removed).
7084 (vn_lookup_with_vuses): Ditto.
7085 (vn_lookup_or_add): Ditto (and second argument removed);
7086 (vn_lookup_or_add_with_vuses): Ditto.
7087 (vn_lookup_with_stmt): New.
7088 (vn_lookup_or_add_with_stmt): Ditto.
7089 (create_value_handle_for_expr): Ditto.
7091 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7092 (seen_during_translate): New function.
7093 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7094 (phi_trans_add): Ditto.
7095 (constant_expr_p): FIELD_DECL is always constant.
7096 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7097 Use constant_expr_p.
7098 Avoid infinite recursion on mutually valued expressions.
7099 Change callers of vn_lookup_or_add.
7100 (phi_translate): New function.
7101 (compute_antic_safe): Allow phi nodes.
7102 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7103 (find_or_generate_expression): Rewrite slightly.
7104 (create_expression_by_pieces): Updated for vn_lookup_or_add
7106 Update VN_INFO for new names.
7107 (insert_into_preds_of_block): Update for new names.
7108 (add_to_exp_gen): New function.
7109 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7110 (find_existing_value_expr): Rewrite to changed vn_lookup.
7111 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7112 (try_look_through_load): Removed.
7113 (try_combine_conversion): Ditto.
7114 (get_sccvn_value): New function.
7115 (make_values_for_phi): Ditto.
7116 (make_values_for_stmt): Ditto.
7117 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7119 (init_pre): Update for SCCVN changes.
7121 (execute_pre): Ditto.
7123 * tree-flow.h (make_value_handle): Declare.
7124 (set_value_handle): Ditto.
7125 (sort_vuses_heap): Ditto.
7126 (vn_lookup_or_add_with_stmt): Ditto.
7127 (vn_lookup_with_stmt): Ditto.
7128 (vn_compute): Remove.
7131 (vn_lookup): Update arguments.
7133 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7135 (tree-ssa-sccvn.o): New.
7136 (OBJS-common): Add tree-ssa-sccvn.o
7138 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7141 * c-typeck.c (build_external_ref): Don't mark as used if called
7143 * calls.c (rtx_for_function_call): Likewise.
7145 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7149 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7151 * dce.c (deletable_insn_p_1): New function, split out from...
7152 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7153 specially, not those inside PARALLELs. Remove BODY argument
7154 and adjust recursive call accordingly.
7155 (prescan_insns_for_dce): Update call to delete_insn_p.
7157 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7159 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7160 (try_combine): Move potential calls to undo_all() so they happen
7161 before we commit to using the combined insns.
7163 2006-06-30 Jan Hubicka <jh@suse.cz>
7165 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7168 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7170 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7171 (cgraph_remove_unreachable_nodes): Likewise.
7172 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7173 * ipa-inline.c (update_caller_keys): Cast according to the coding
7175 (cgraph_decide_recursive_inlining): Likewise.
7176 (cgraph_decide_inlining_of_small_function): Likewise.
7177 (try_inline): Likewise.
7178 (cgraph_decide_inlining_incrementally): Likewise.
7179 * ipa-pure-const.c (get_function_state): Likewise.
7180 (scan_function): Likewise.
7181 (analyze_function): Likewise.
7182 (static_execute): Likewise.
7183 * ipa-reference.c (scan_for_static_refs): Likewise.
7184 (merge_callee_local_info): Likewise.
7185 (analyze_function): Use type safe memory macros.
7186 (static_execute): Likewise. Cast according to the coding conventions.
7187 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7189 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7191 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7192 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7195 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7198 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7199 for complex modes (both int and real).
7201 2007-06-29 Jan Hubicka <jh@suse.cz>
7203 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7205 2007-06-29 Jan Hubicka <jh@suse.cz>
7208 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7211 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7214 * config/avr/avr.c: Include dataflow header file.
7215 (expand_prologue): Adjust for prologue insn change.
7216 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7219 2007-06-29 Richard Guenther <rguenther@suse.de>
7222 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7223 during type verification.
7225 2007-06-29 Jan Hubicka <jh@suse.cz>
7227 * recog.c (validate_change_rtx_1): Unshare TO argument.
7229 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7231 PR tree-optimization/24659
7232 * tree-vect-transform.c (vectorizable_call): Handle
7233 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7235 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7236 * config/i386/i386.c (enum ix86_builtins)
7237 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7238 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7240 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7241 const using def_builtin_const.
7242 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7243 input operands in the same modes as the result.
7244 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7246 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7248 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7249 (df_set_dead_notes_for_mw): Likewise.
7251 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7253 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7255 2007-06-28 DJ Delorie <dj@redhat.com>
7257 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7259 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7261 * doc/invoke.texi (C++ Dialect Options): Document
7262 fvisibility-ms-compat.
7263 * c.opt (fvisibility-ms-compat): New.
7265 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7268 * tree-affine.c (aff_combination_add_elt): Handle
7269 pointer addition specially.
7271 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7273 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7274 decl is non-external for AIX ABI.
7276 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7278 * config/rs6000/predicates.md (current_file_function_operand):
7279 Ensure the symbol is non-external for AIX ABI.
7281 2007-06-28 Nick Clifton <nickc@redhat.com>
7283 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7284 (fdce, fdse, fpredictive-commoning): Likewise.
7286 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7289 * gcc.c (process_command): Recognize the new -static-libgfortran
7292 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7295 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7296 Use a call clobbered hard reg instead of a pseudo reg.
7298 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7300 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7302 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7305 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7306 REG_LIBCALL and REG_RETVAL notes.
7307 (divsi3, mulsi3): Likewise.
7308 (mulhisi3): Likewise. Use emit_libcall_block.
7309 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7311 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7313 PR rtl-optimization/32481
7314 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7316 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7318 * dce.c (deletable_insn_p_1): New function, split out from...
7319 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7320 specially, not those inside PARALLELs. Remove BODY argument
7321 and adjust recursive call accordingly.
7322 (prescan_insns_for_dce): Update call to delete_insn_p.
7324 2007-06-27 Richard Guenther <rguenther@suse.de>
7327 * tree.h (fold_convertible_p): Declare.
7328 * fold-const.c (fold_convertible_p): New function.
7329 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7330 instead of lang_hooks.types_compatible_p.
7332 2007-06-26 Jan Hubicka <jh@suse.cz>
7334 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7335 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7336 early use validate_unshare_change.
7337 (reload_combine): Likewise.
7338 * recog.c (change_t): New field unshare.
7339 (validate_change_1): Rename from validate_change; add argument unshare.
7340 (validate_change): Turn into wrapper of validate_change_1; update
7341 prototype for bools.
7342 (validate_unshare_change): New.
7343 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7344 calls of df_insn_rescan.
7345 * recog.h (validate_change): Replace ints by bools.
7346 (validate_unshare_change): Declare.
7348 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7350 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7352 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7354 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7356 2007-06-25 Jan Hubicka <jh@suse.cz>
7358 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7360 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7361 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7362 places other call site specific checks are performed.
7364 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7367 * tree-vect-transform.c (vectorizable_operation): Convert
7368 POINTER_PLUS_EXPR over to PLUS_EXPR.
7370 2007-06-25 Chao-ying Fu <fu@mips.com>
7372 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7373 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7374 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7375 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7377 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7378 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7379 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7380 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7381 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7382 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7383 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7384 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7385 ALL_FIXED_POINT_MODE_P): New define.
7386 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7388 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7390 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7391 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7392 MODE_VECTOR_UACCUM): New mode classes.
7394 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7395 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7396 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7399 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7400 (blank_mode): Initialize ibit and fbit.
7401 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7402 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7404 (new_adjust): Change required_class to required_class_from and
7405 required_class_to for testing within a range.
7406 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7407 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7409 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7410 (make_fixed_point_mode): New.
7411 (_ADD_ADJUST): Change C to C1 and C2.
7412 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7413 use a range for machine classes.
7414 (ADJUST_IBIT, ADJUST_FBIT): New.
7415 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7417 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7418 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7419 Emit adjustment for ibit and fbit.
7420 (emit_mode_ibit, emit_mode_fbit): New.
7421 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7423 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7425 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7426 as the source of the set.
7428 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7430 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7431 FP_REGNO_P): Use IN_RANGE.
7432 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7433 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7434 (DATA_REG_P): Use DATA_REGNO_P.
7435 (FP_REG_P): Use FP_REGNO_P.
7436 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7437 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7438 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7440 2007-06-24 Jan Hubicka <jh@suse.cz>
7443 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7445 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7448 * fold-const.c (fold_binary): Strip nops of operand 0
7449 of BIT_NOT_EXPR before calling operand_equal_p.
7450 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7451 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7453 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7455 * doc/extend.texi: Document that dllimport and dllexport imply
7457 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7458 imported or exported declaration, including type declarations.
7459 * c-common.c (handle_visibility_attribute): Check for conflicts
7460 with dllimport/dllexport.
7461 (c_determine_visibility): Handle dllimport/dllexport as an
7462 explicit visibility atttribute.
7464 2007-06-23 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/16876
7468 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7470 * tree-inline.c (initialize_inlined_parameters): Do not call
7471 lang_hooks.tree_inlining.convert_parm_for_inlining.
7472 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7473 reason for mismatched types.
7474 * gimplify.c (gimplify_call_expr): Verify the call expression
7475 arguments match the called function type signature. Otherwise
7476 mark the call expression to be not considered for inlining
7477 using CALL_CANNOT_INLINE_P flag.
7478 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7479 edges call expression.
7480 (cgraph_decide_inlining_of_small_function): Likewise.
7481 (cgraph_decide_inlining): Likewise.
7482 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7484 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7485 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7486 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7488 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7489 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7491 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7492 convert_parm_for_inlining member.
7494 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7497 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7498 Remove optimization for GT.
7500 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7503 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7505 (prescan_insns_for_dce): Add extra parameter.
7507 2007-06-23 Jan Hubicka <jh@suse.cz>
7510 * gimplify.c (mark_addressable): New function.
7511 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7513 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7516 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7518 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7521 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7522 moves between MMX/SSE registers to at least 8 units to prevent
7523 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7525 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/i386.c (override_options): Correct x86_sahf
7530 2007-06-21 David Daney <ddaney@avtrex.com>
7533 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7534 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7535 (exception_receiver): Renamed to ...
7536 (nonlocal_goto_receiver): ... this.
7538 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7540 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7541 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7542 partial register accesses.
7544 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7546 * fold-const.c (debug_fold_checksum): Move it under
7547 ENABLE_FOLD_CHECKING.
7549 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7552 * tree.h (debug_fold_checksum): Declared.
7553 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7554 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7555 build_fold_addr_expr_with_type_1.
7556 (fold_addr_expr, debug_fold_checksum): New.
7557 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7558 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7561 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7563 PR tree-optimization/19590
7564 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7565 of scev is a constant.
7566 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7568 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7570 * df-problems.c (df_note_bb_compute): Made computation of live
7571 info consistent with df_lr.
7573 2007-06-21 Richard Guenther <rguenther@suse.de>
7575 PR tree-optimization/32453
7576 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7577 for pointer anti-range.
7579 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7581 * config/i386/i386.c (processor_target_table): Increase maximum
7582 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7585 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7586 byte alignment if > 8 byte alignment is preferred.
7587 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7589 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7591 PR tree-optimization/31866
7592 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7593 if ASM_EXPR's input is not a SSA_NAME.
7596 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7597 but decl is a global var, instead return decl.
7598 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7599 even for is_global_var decls, if they are private in some outer
7602 2007-06-21 Richard Guenther <rguenther@suse.de>
7604 PR tree-optimization/32451
7605 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7607 2007-06-21 Christian Bruel <christian.bruel@st.com>
7609 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7610 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7611 (push_regs): Changed saving order or banked registers.
7612 (sh_expand_epilogue): Likewise.
7613 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7614 (FIRST_BANKED_REG): Likewise.
7615 (LAST_BANKED_REG): Likewise.
7616 * config/sh/sh.md (banked) New attribute.
7617 (in_delay_slot): Check banked attribute.
7619 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7621 PR tree-optimization/32075
7622 * tree-data-ref.c (subscript_dependence_tester_1,
7623 analyze_miv_subscript, analyze_overlapping_iterations,
7624 add_distance_for_zero_overlaps, build_classic_dist_vector,
7625 subscript_dependence_tester_1, analyze_overlapping_iterations,
7626 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7627 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7628 to evolution_function_is_affine_multivariate_p.
7630 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7632 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7634 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7637 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7639 * config/m32c/prologue.md (epilogue_exitd_16): New.
7640 (epilogue_reit_16): New.
7641 (epilogue_exitd): Rename to epilogue_exitd_24.
7642 (epilogue_reit): Rename to epilogue_reit_24.
7644 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7645 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7647 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7649 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7650 if dbg_cnt (sched_insn) reaches the limit.
7651 (choose_ready): New parameter INSN_PTR and new return value.
7652 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7653 the new return value from choose_ready.
7654 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7655 (rest_of_handle_global_alloc): New global_alloc_at_func.
7657 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7659 PR tree-optimization/25737
7660 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7661 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7662 * tree-flow.h (struct fieldoff): Add new field alias_set.
7663 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7664 argument addressable_type. Set alias_set of fieldoff.
7665 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7666 (create_overlap_variables_for): Pass alias_set from fieldoff to
7668 * alias.c (get_alias_set): Use alias_set from SFT if set.
7670 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7672 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7673 of a variable as an unsigned HOST_WIDE_INT integer.
7675 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7677 PR rtl-optimization/32405
7678 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7680 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7682 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7685 * builtins.c: Include diagnostic.h.
7686 (expand_builtin_expect): Make gcc_assert more permissive.
7687 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7690 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7694 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7695 if ACCUMULATE_OUTGOING_ARGS.
7697 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7699 * config/m68hc11/m68hc11.c: Include dataflow header file.
7700 (m68hc11_reorg): Port to dataflow.
7702 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7704 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7705 (struct df_problem.free_blocks_on_set_blocks): New field.
7706 (struct dataflow.optional_p): New field.
7707 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7708 (df_live_set_all_dirty): New function.
7709 * df-scan.c (df_scan_alloc): Initialize optional_p.
7710 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7711 * df-core.c (df_set_blocks): Removed use of
7712 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7713 df_problem.free_blocks_on_set_blocks to determine which blocks are
7715 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7716 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7717 uses dataflow.optional_p to determine if problem should be
7719 (rest_of_handle_df_initialize): Only start live problem if
7721 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7722 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7723 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7724 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7725 problem_NOTE): Initialize free_blocks_on_set_blocks.
7726 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7728 (df_live_set_all_dirty, df_note_alloc): New function.
7729 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7731 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7732 * postreload.c (reload_combine): Ditto.
7733 * cse.c (cse_extended_basic_block): Ditto.
7734 * regmove.c (mark_flags_life_zones): Ditto.
7735 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7736 erase_matching_seqs): Ditto.
7737 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7738 * integrate (allocate_initial_values): Ditto.
7739 * combine.c (reg_dead_at_p): Ditto.
7740 * resource.c (mark_target_live_regs): Ditto.
7741 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7742 * config/sh/sh.c (find_r0_life_regions): Ditto.
7743 * global.c (rest_of_handle_global_alloc): Only add back df_live
7745 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7747 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7749 (if_convert): Make sure df_live is there at -O == 1.
7750 (pass_if_after_combine): Cleanup flags.
7751 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7752 is there at -O == 1.
7754 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7756 * config/arm/arm.c (arm_get_frame_offsets): Set
7757 offsets->locals_base to avoid negative stack size.
7758 (thumb1_expand_prologue): Assert on negative stack size.
7760 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7762 PR tree-optimization/32367
7763 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7764 of the chrec has no evolution in that loop.
7765 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7767 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7769 * config/xtensa/xtensa.c: Include "df.h".
7770 (xtensa_builtin_saveregs): Use adjust_address instead of
7772 (xtensa_va_start): Invoke make_tree with sizetype for
7773 expand_builtin_saveregs and then convert the result to a pointer.
7774 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7775 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7776 Subtract argument size from index value as integers and then use
7777 POINTER_PLUS_EXPR to add the result to the array address.
7779 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7782 * config/m32c/m32c.c: Include dataflow header file.
7783 (m32c_emit_prologue): Adjust for prologue insn change.
7784 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7785 once inside a PARALLEL. Assume frame size passed in operand 0
7786 includes space to save the fb register.
7787 (prologue_enter_24): Likewise.
7788 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7790 2007-06-19 David Daney <ddaney@avtrex.com
7793 * config/mips/mips.md (cprestore): Mark $gp as used.
7795 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7798 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7799 (frv_ifcvt_modify_insn): Likewise.
7801 2007-06-19 Richard Guenther <rguenther@suse.de>
7803 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7804 only handle positive offsets that fit in a HOST_WIDE_INT.
7806 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7808 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7809 result of rsqrt insn for zero input argument to avoid NaN.
7811 2007-06-19 Richard Guenther <rguenther@suse.de>
7814 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7816 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7818 PR tree-optimization/32353
7819 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7821 2007-06-19 Nick Clifton <nickc@redhat.com>
7823 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7825 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7828 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7829 * config/i386/i386.c (assign_386_stack_local): Assert that
7830 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7831 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7832 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7833 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
7835 2007-06-18 Steve Ellcey <sje@cup.hp.com>
7837 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
7839 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
7841 PR rtl-optimization/32321
7842 * gcse.c (replace_store_insn): Update the note before
7843 calling emit_insn_after.
7845 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7848 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
7850 * df-problems.c (df_note_bb_compute): Fix dumping info.
7852 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
7854 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
7855 insn with emit_jump_insn.
7857 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7859 PR tree-optimization/32383
7860 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
7861 * targhooks.h (default_builtin_reciprocal): Update prototype.
7862 * target.h (struct gcc_target): Update builtin_reciprocal.
7863 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
7864 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
7865 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
7866 when fndecl is in BUILT_IN_MD class.
7867 (execute_convert_to_rsqrt): Ditto.
7869 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
7870 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
7871 Convert BUILT_IN_SQRTF code only when md_fn is false.
7873 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
7875 * bt-load.c (move_btr_def): Fix the order of arguments
7876 to validate_replace_rtx.
7878 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
7880 * config/m68k/m68k-devices.def: Add 54450..54455.
7882 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
7884 PR rtl-optimization/32366
7885 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
7886 FLOAT_EXTEND]: Prevent non-scalar modes from entering
7889 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
7892 * modulo-sched (generate_reg_moves): Added rescan parameter and if
7893 this is true, rescan insn being modified.
7894 (sms_schedule): Added rescan parameter.
7895 (rest_of_handle_sms): Moved freeing of dominance info to before
7896 getting out of cfg_layout.
7898 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
7900 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
7901 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
7904 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
7905 FL_CF_EMAC from the entry for isac.
7907 * config/m68k/predicates.md (const_call_operand): Adjust comment.
7908 (const_sibcall_operand): New.
7909 (sibcall_operand): Use it.
7910 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
7911 (m68k_isas): ISAC does not imply FPU or EMAC.
7912 (override_options): Add ISA_C logic for symbolic jump & call.
7914 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7916 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
7917 return mode from the builtin itself.
7918 (sparc_fold_builtin): Fix cast of zero constant.
7920 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7922 * targhooks.c (default_builtin_reciprocal): New default target hook.
7923 * targhooks.h (default_builtin_reciprocal): Add prototype.
7924 * hooks.c (hook_tree_tree_bool_null): Remove hook.
7925 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
7926 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
7927 default_builtin_reciprocal.
7929 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
7932 * hooks.c (hook_tree_tree_bool_null): New hook.
7933 * hooks.h (hook_tree_tree_bool_null): Add prototype.
7934 * tree-pass.h (pass_convert_to_rsqrt): Declare.
7935 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
7936 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
7937 and convert it to reciprocal a*rfunc(b).
7938 (execute_convert_to_rsqrt): New function.
7939 (gate_convert_to_rsqrt): New function.
7940 (pass_convert_to_rsqrt): New pass definition.
7941 * target.h (struct gcc_target): Add builtin_reciprocal.
7942 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
7943 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
7944 TARGET_BUILTIN_RECIPROCAL.
7945 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
7947 * config/i386/i386.h (TARGET_RECIP): New define.
7948 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
7949 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7950 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7951 and not optimizing for size.
7952 (*rcpsf2_sse): New insn pattern.
7953 (*rsqrtsf2_sse): Ditto.
7954 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
7955 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7956 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7957 and not optimizing for size.
7958 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
7959 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7960 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7961 and not optimizing for size.
7962 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
7963 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7964 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7965 and not optimizing for size.
7966 (*sse_rsqrtv4sf2): Do not export.
7968 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
7969 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
7970 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
7971 and not optimizing for size.
7973 * config/i386/i386.opt (mrecip): New option.
7974 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
7975 (ix86_emit_swsqrtsf): Ditto.
7976 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
7977 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
7979 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7980 ix86_expand_unop1_builtin.
7981 (ix86_emit_swdivsf): New function.
7982 (ix86_emit_swsqrtsf): Ditto.
7983 (ix86_builtin_reciprocal): New function.
7984 (TARGET_BUILTIN_RECIPROCAL): Use it.
7985 (ix86_vectorize_builtin_conversion): Rename from
7986 ix86_builtin_conversion.
7987 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7988 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7989 "i386 and x86_64 Options" section.
7990 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7992 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7993 Zdenek Dvorak <dvorakz@suse.cz>
7994 Richard Guenther <rguenther@suse.de>
7995 Kaz Kojima <kkojima@gcc.gnu.org>
7997 * tree-vrp.c (compare_values_warnv): Convert val2 to
7999 (extract_range_from_assert): Create
8000 POINTER_PLUS_EXPR for pointer types.
8001 (extract_range_from_binary_expr): Handle
8002 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8004 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8005 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8006 POINTER_PLUS_EXPR as PLUS_EXPR.
8007 (number_of_iterations_lt_to_ne):
8008 For pointer types, use sizetype when
8009 creating MINUS_EXPR/PLUS_EXPRs.
8010 (assert_loop_rolls_lt): For pointer types, use sizetype when
8011 creating MINUS_EXPR/PLUS_EXPRs.
8012 (number_of_iterations_le): Likewise.
8013 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8014 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8015 like PLUS_EXPR and MINUS_EXPR.
8016 * tree-pretty-print.c (dump_generic_node): Handle
8018 (op_prio): Likewise.
8019 (op_symbol_1): Likewise.
8020 * optabs.c (optab_for_tree_code): Likewise.
8021 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8023 * tree-tailcall.c (process_assignment): Mention
8024 POINTER_PLUS_EXPR in a TODO comment.
8025 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8026 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8027 not used with a pointer and an integer type.
8028 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8029 increment using chrec_convert_rhs instead of chrec_convert.
8030 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8031 PLUS_EXPR except for the right hand side's type will be
8033 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8034 (fold_used_pointer_cast): Kill.
8035 (pointer_offset_p): Kill.
8036 (fold_used_pointer): Kill.
8037 (pointer_used_p): Kill.
8038 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8039 call fold_used_pointer.
8040 (instantiate_parameters_1): Convert the increment
8041 using chrec_convert_rhs instead of chrec_convert.
8042 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8043 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8044 instead of PLUS_EXPR.
8045 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8046 PLUS_EXPR for pointers.
8047 (std_gimplify_va_arg_expr): Likewise.
8048 (fold_builtin_memory_op): Likewise.
8049 (fold_builtin_strstr): Likewise.
8050 (fold_builtin_strchr): Likewise.
8051 (fold_builtin_strrchr): Likewise.
8052 (fold_builtin_strpbrk): Likewise.
8053 (expand_builtin_memory_chk): Likewise.
8054 (fold_builtin_memory_chk): Likewise.
8055 (std_expand_builtin_va_start): Use
8056 sizetype for the call to make_tree and then convert
8057 to the pointer type.
8058 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8059 instead of PLUS_EXPR for adding to a pointer.
8060 (std_gimplify_va_arg_expr): Use fold_build2 for
8061 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8062 the operands to sizetype first and then cast the BIT_AND_EXPR
8063 back to the pointer type.
8064 * fold-const.c (build_range_check): Handle pointer types
8066 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8067 of PLUS_EXPR's. Make sure the offset is converted to
8069 (try_move_mult_to_index): Strip the NOPs from the offset.
8070 Remove code argument and replace all uses with PLUS_EXPR.
8071 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8072 specially. Don't use a pointer type for MINUS_EXPR.
8073 (fold_unary): Handle for (T1)(X op Y),
8074 only p+ as that is the only as that can be handled for
8075 binary operators now.
8076 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8078 <case PLUS_EXPR>: Add folding of PTR+INT into
8080 Don't call try_move_mult_to_index.
8081 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8082 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8083 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8084 Don't call try_move_mult_to_index.
8085 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8086 (tree_expr_nonzero_p): Likewise.
8087 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8088 of PLUS_EXPR for the complex expression folding.
8089 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8090 first chrec is a pointer type, then the second should
8091 be sizetype and not the first's type.
8092 For POINTER_PLUS_EXPR, use a different right hand side type.
8093 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8094 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8095 different right hand side type.
8096 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8097 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8098 instead of PLUS_EXPR.
8099 When either operand is zero, convert the other operand.
8100 (chrec_apply): Use chrec_convert_rhs
8101 on the argument x instead of chrec_convert.
8102 (reset_evolution_in_loop): For pointer types, the new_evol
8104 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8105 different right hand side type.
8106 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8107 (chrec_convert_rhs): New function.
8108 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8109 different right hand side type.
8110 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8111 * tree-chrec.h (chrec_convert_rhs): New prototype.
8112 (build_polynomial_chrec): For pointer types, the right hand
8113 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8114 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8115 Remove subtraction case as it is always addition now.
8116 Make sure the offset is converted to sizetype.
8117 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8118 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8119 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8120 PLUS_EXPR in pointer type.
8121 Handle POINTER_PLUS_EXPR.
8122 (tree_to_aff_combination): Likewise.
8123 (force_expr_to_var_cost): Likewise.
8124 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8125 instead of PLUS_EXPR for pointers.
8126 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8127 instead of PLUS_EXPR of pointer types.
8128 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8130 (check_va_list_escapes): Likewise.
8131 (check_all_va_list_escapes): Likewise.
8132 * dwarf2out.c (loc_descriptor_from_tree_1):
8133 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8134 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8135 (string_constant): Likewise.
8136 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8137 the offset to the base, use POINTER_PLUS_EXPR.
8138 (add_to_parts): Convert the index to sizetype.
8139 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8140 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8141 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8142 Offset only holds something for PLUS_EXPR.
8143 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8145 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8147 (analyze_accesses_for_modify_stmt): Likewise.
8148 Remove comment about the type being integral type as it is
8150 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8152 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8154 Correct the type which the artimentic is done in (is now
8157 * tree-data-ref.c (split_constant_offset): Handle
8159 * tree-affine.c (tree_to_aff_combination): Likewise.
8160 * c-typeck.c (build_unary_op): For pointers create the increment
8161 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8163 * gimplify.c (gimplify_self_mod_expr): Create a
8164 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8165 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8166 * tree.def (POINTER_PLUS_EXPR): New tree code.
8167 * tree-predcom.c (ref_at_iteration): If we have a pointer
8168 type do the multiplication in sizetype.
8169 * tree-mudflap.c (mf_xform_derefs_1): Create a
8170 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8171 * tree-ssa-forwprop.c
8172 (forward_propagate_addr_into_variable_array_index):
8173 Don't expect there to be a cast for the index as that
8174 does not exist anymore.
8175 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8176 instead of PLUS_EXPR.
8177 Don't check for the first operand of the POINTER_PLUS_EXPR
8178 was the index as it cannot be.
8179 Call forward_propagate_addr_into_variable_array_index with
8180 the SSA_NAME instead of the statement.
8181 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8182 (compare_constant): Likewise.
8183 (copy_constant): Likewise.
8184 (compute_reloc_for_constant): Likewise.
8185 (output_addressed_constants): Likewise.
8186 (initializer_constant_valid_p): Likewise.
8187 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8188 Convert the MIN/MAX of the inner type to the outer
8189 type before comparing them.
8190 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8191 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8192 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8193 of PLUS_EXPR for pointers.
8194 * tree-inline.c (estimate_num_insns_1): Handle
8196 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8197 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8198 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8199 instead of PLUS_EXPR for the pointer increment statement.
8200 (vect_update_ivs_after_vectorizer): For pointer types, create
8201 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8202 MULT_EXPR in sizetype.
8203 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8205 * tree-object-size.c (plus_expr_object_size): Handle
8206 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8207 code which is trying to figure out which side is a pointer and
8209 (check_for_plus_in_loops_1): Likewise.
8210 (check_for_plus_in_loops): Likewise.
8211 * c-common.c (pointer_int_sum): Create a
8212 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8213 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8214 only POINTER_PLUS_EXPR. Removing all the extra
8215 code which is trying to figure out which side is a pointer and
8217 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8218 PLUS_EXPR and MINUS_EXPR.
8219 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8221 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8222 with make_tree, instead of a pointer type.
8223 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8224 for pointers instead of PLUS_EXPR.
8225 (s390_gimplify_va_arg): Likewise.
8226 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8227 instead of PLUS_EXPR when doing addition on pointer
8228 types. Use sizetype for the second operand.
8229 (spu_gimplify_va_arg_expr): Likewise.
8230 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8231 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8232 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8233 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8234 for the pointer addition and also use size_int/sizetype
8236 (ix86_gimplify_va_arg): Likewise.
8237 Perform BIT_AND_EXPR on sizetype arguments.
8238 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8239 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8240 for the pointer additions and also use size_int for the offsets.
8241 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8242 additions and also use size_int for the offsets. Perform
8243 BIT_AND_EXPR on sizetype arguments.
8244 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8245 POINTER_PLUS_EXPR for pointers and create the
8246 BIT_AND_EXPR in sizetype.
8247 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8248 instead of PLUS_EXPR for pointer addition.
8249 (rs6000_va_start): Likewise.
8250 Also use sizetype for the offset.
8251 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8252 as PLUS_EXPR/MINUS_EXPR.
8253 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8254 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8255 Don't use BIT_AND_EXPR on a pointer type, convert the
8256 expression to sizetype first.
8257 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8259 (mips_gimplify_va_arg_expr): Likewise.
8260 Don't create BIT_AND_EXPR in a pointer type.
8262 2007-06-15 Eric Christopher <echristo@apple.com>
8264 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8265 (x86_64-*-darwin*): Ditto.
8266 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8269 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8271 * doc/extend.texi: Document behavior of __attribute__((aligned))
8274 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8276 * rtlanal.c (note_stores): Improve documentation.
8278 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8280 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8281 LOCAL_LABEL_PREFIX): Delete.
8282 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8283 (bfin_internal_label): Delete.
8285 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8287 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8288 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8289 otherwise define to LIBGCC2_TF_CEXT.
8290 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8291 (LIBGCC_TF_CEXT): Ditto.
8294 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8296 PR rtl-optimization/32339
8297 * df-scan.c (df_uses_record): Don't modify flags but just add to
8298 it for df_ref_record.
8300 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8302 * tree-mudflap.c: Fix whitespace issues.
8304 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8306 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8308 2007-06-14 Eric Christopher <echristo@apple.com>
8310 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8311 (movv4sf): Use gcc_unreachable instead of abort.
8313 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/sfp-machine.h (CMPtype): New define.
8317 (mach stubs): Use CMPtype instead of int as a return type.
8319 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8321 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8322 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8323 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8324 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8325 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8326 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8327 config/soft-fp/soft-fp.h: Update from glibc CVS.
8329 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8331 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8333 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8336 * config/v850/v850.c: Include dataflow header file.
8337 (substitute_ep_register): Fix typo.
8339 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8341 * configure.ac: Fix earlier checkin.
8342 * configure: Regenerated.
8344 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8346 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8347 * aclocal.m4: Regenerate.
8348 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8349 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8350 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8351 * configure: Regenerate.
8352 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8354 * Makefile.in (quickstrap): Build libgcc too.
8356 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8358 * configure.ac: Add --enable-checking=df. Explicitly mention that
8359 the variables are initialized as for "release".
8360 * df-core.c: Use it.
8361 * configure: Regenerate.
8362 * config.in: Regenerate.
8364 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8366 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8367 validate_replace_rtx instead of replace_rtx.
8368 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8370 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8372 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8373 (DWARF2_UNWIND_INFO): Override default if configured with
8375 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8376 (ENDFILE_SPEC): Add crtend.o.
8377 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8378 (ENDFILE_SPEC): Add crtend.o.
8379 (TARGET_USE_JCR_SECTION): Define.
8380 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8382 * config/i386/cygming-crtbegin.c: New file.
8383 * config/i386/cygming-crtend.c: New file.
8385 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8387 * config/i386/w32-unwind.h: New file.
8389 2007-06-13 Eric Christopher <echristo@apple.com>
8391 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8392 the user set a value below STACK_BOUNDARY.
8394 2007-06-13 Thiemo Seufer <ths@networkno.de>
8396 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8397 imply -lpthread for -pthread.
8399 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8401 * basic-block.h: Remove the prototype for
8402 free_basic_block_vars.
8403 * cfglayout.h: Remove the prototype for
8404 insn_locators_initialize.
8405 * tree.h: Remove the prototype for emit_line_note.
8407 * tree-ssa-pre.c (mergephitemp): Remove.
8408 (init_pre): Don't use mergephitemp.
8410 2007-06-13 Eric Christopher <echristo@apple.com>
8412 * config/i386/i386.c (override_options): If we've specified
8413 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8415 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8417 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8420 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8422 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8423 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8424 (eh_store_handler): New pattern.
8425 (eh_return): Emit it instead of a plain move.
8427 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8429 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8430 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8431 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8434 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8436 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8437 (find_next_insn_start, find_load): New functions.
8438 (bfin_reorg): Use them to deal with the fact that parallel insns are
8439 no longer represented as a SEQUENCE.
8441 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8443 * config/sparc/sparc.c (sparc_override_options): Initialize
8446 2007-06-13 Dave Korn <dave.korn@artimi.com>
8448 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8451 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8453 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8454 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8455 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8456 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8457 tree-vect-transform.c: Fix comment typos. Follow spelling
8460 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8462 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8463 to the exit block use set.
8464 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8465 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8466 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8468 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8470 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8471 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8472 to indicate an error.
8473 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8475 (dbg_cnt_process_opt): Print an error on a bad argument.
8476 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8477 * common.opt (-fdbg-cnt-list): New.
8478 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8480 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8482 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8483 flag on ref-all pointers.
8485 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8488 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8489 for the offset with the modifier as EXPAND_INITIALIZER
8490 if the modifier is EXPAND_INITIALIZER.
8491 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8492 a register if we had an overflow.
8494 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8496 * real.c (real_isfinite): New.
8497 (real_sqrt): Use it.
8498 * real.h (real_isfinite): New.
8499 * builtins.c: Use it.
8501 2007-06-12 Ian Lance Taylor <iant@google.com>
8502 Daniel Berlin <dberlin@dberlin.org>
8505 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8506 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8507 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8508 (DECL_NO_TBAA_P): Define.
8509 (struct tree_decl_common): Add no_tbaa_flag field.
8510 * tree-ssa-structalias.c (struct variable_info): Add
8511 no_tbaa_pruning field.
8512 (new_var_info): Initialize no_tbaa_pruning field.
8513 (unify_nodes): Copy no_tbaa_pruning field.
8514 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8515 (dump_solution_for_var): Print no_tbaa_pruning flag.
8516 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8518 (compute_tbaa_pruning): New static function.
8519 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8520 Call compute_tbaa_pruning.
8521 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8522 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8523 * gimple-low.c (lower_stmt): Likewise.
8524 * tree-gimple.c (is_gimple_stmt): Likewise.
8525 * tree-ssa-operands.c (get_expr_operands): Likewise.
8526 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8527 * tree-inline.c (estimate_num_insns_1): Likewise.
8528 (copy_result_decl_to_var): Likewise.
8529 * expr.c (expand_expr_real_1): Likewise.
8530 * tree-pretty-print.c (dump_generic_node): Likewise.
8531 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8532 * omp-low.c (omp_copy_decl_2): Likewise.
8533 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8534 * doc/c-tree.texi (Expression trees): Document
8535 CHANGE_DYNAMIC_TYPE_EXPR.
8537 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8539 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8540 with !HONOR_NANS and !HONOR_INFINITIES.
8541 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8543 2007-06-12 Tristan Gingold <gingold@adacore.com>
8545 * gcov.c: Comments updated.
8546 (source_info): Add file_time field.
8547 (source_index): New variable.
8548 (mutiple_files): New variable.
8549 (generate_results): New function extracted from process_file.
8550 (process_file): Save and restore chain of functions, generate
8551 results and free structures only if not merging results.
8552 (release_structures): File names are now freed in create_file_names
8553 (create_file_names): Free previous file names.
8554 (find_source): File date is now read here and modifications in
8555 source files is checked here.
8556 (read_graph_file): Only reverse order of functions for the current
8558 (make_gcov_file_name): Do not generate long names if input_name is
8560 (output_lines): If merging results do not display graph, data and
8562 Checking source file modification is done in find_source.
8564 * doc/gcov.texi: Append an s to sourcefile.
8566 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8568 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8569 (forced_nop): New pattern.
8570 * config/bfin/bfin.c: Include "df.h".
8571 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8572 (bfin_discover_loop): Use df_get_live_in instead of
8573 global_live_at_start.
8574 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8575 df_analyze when done.
8576 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8577 the insns. Use QImode for the final insn in a bundle. Call
8578 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8580 (reorder_var_tracking_notes): New function.
8581 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8582 update_life_info. Call df_analyze after scheduling and bundle
8583 generation. Call reorder_var_tracking_notes if generating these
8584 notes. Call df_finish_pass at the end.
8586 2007-06-12 Dirk Mueller <dmueller@suse.de>
8588 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8589 a comparison, not an assignment.
8591 2007-06-12 Olivier Hainque <hainque@adacore.com>
8593 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8594 Request walking the subtrees only, leaving the current is_lhs/val_only
8596 (convert_non_local_reference): Likewise.
8598 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8600 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8602 2007-06-12 Richard Guenther <rguenther@suse.de>
8604 PR tree-optimization/15353
8605 PR tree-optimization/31657
8606 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8607 * timevar.def: Add TV_TREE_IFCOMBINE.
8608 * tree-pass.h (pass_tree_ifcombine): Declare.
8609 * tree-ssa-ifcombine.c: New file.
8610 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8611 * tree-flow.h (blocks_in_phiopt_order): Declare.
8612 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8613 (tree-ssa-ifcombine.o): New dependencies.
8615 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8617 PR rtl-optimization/32293
8618 * combine.c (simplify_if_then_else): Truncate return from
8619 nonzero_bits() to correct mode.
8621 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8623 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8624 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8626 2007-06-11 Diego Novillo <dnovillo@google.com>
8628 * Makefile.in (reload1.o-warn): Remove.
8630 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8632 * combine.c (subst): Use reg_overlap_mentioned_p
8633 instead of comparing register numbers directly.
8635 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8637 * reload1.c (mark_home_live_1): Use the mode parameter.
8639 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8641 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8642 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8646 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8648 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8650 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8653 from integer registers.
8654 (FP mode splitters): Handle TFmode.
8656 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8658 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8659 for ref-all pointers that point-to anything.
8661 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8663 * config/arm/arm.c (arm_output_dwarf_dtprel,
8664 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8666 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8668 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8669 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8672 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8674 * tree.c (signed_or_unsigned_type_for): New.
8675 (unsigned_type_for): Use signed_or_unsigned_type_for.
8676 (signed_type_for): Use signed_or_unsigned_type_for.
8677 * tree.h (signed_or_unsigned_type_for): New.
8678 (get_signed_or_unsigned_type): Remove.
8679 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8680 lang_hooks.types.signed_type
8681 (size_diffop): Likewise.
8682 (all_ones_mask_p): Likewise.
8683 (build_range_check): Likewise.
8684 (fold_cond_expr_with_comparison): Likewise.
8685 (fold_cond_expr_with_comparison): Likewise.
8686 (unextend): Likewise.
8687 (extract_muldiv_1): Likewise.
8688 (fold_single_bit_test_into_sign_test): Likewise.
8689 (fold_binary): Likewise.
8690 (fold_ternary): Likewise.
8691 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8692 instead of get_signed_or_unsigned_type.
8693 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8694 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8695 * expr.c (signed_or_unsigned_type_for): Use
8696 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8697 * langhooks.c (get_signed_or_unsigned_type): Remove.
8698 (lhd_signed_or_unsigned_type): Remove.
8699 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8700 signed_or_unsigned_type.
8701 (lhd_signed_or_unsigned_type): Remove.
8702 * expmed.c (make_tree): Use signed_type_for instead of
8703 lang_hooks.types.signed_type.
8704 * c-common.c (same_scalar_type_ignoring_signedness): Use
8705 c_common_signed_type instead of lang_hooks.types.signed_type.
8706 (c_common_unsigned_type): New.
8707 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8708 (shorten_compare): Use c_common_unsigned_type instead of
8709 c_common_signed_or_unsigned_type.
8710 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8712 * convert.c (convert_to_integer): Use signed_type_for instead of
8713 lang_hooks.types.signed_type.
8714 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8715 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8716 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8717 * c-format.c (check_format_types): Use c_common_unsigned_type
8718 instead of unsigned_type_for.
8719 * c-decl.c (groakdeclarator): Likewise.
8720 * c-typeck.c (convert_for_assignment): Likewise.
8721 * c-common.h (c_common_unsigned_type): New.
8723 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8727 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8729 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8732 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8733 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8735 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8736 Sebastian Pop <sebpop@gmail.com>
8738 * lambda-code.c (remove_iv): New.
8739 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8741 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8743 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8744 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8745 * tree-ssa-loop-prefetch.c: Include optabs.h.
8746 (FENCE_FOLLOWING_MOVNT): New macro.
8747 (struct mem_ref): Add independent_p and storent_p fields.
8748 (record_ref): Initalize the new fields.
8749 (gather_memory_references_ref): Return true if the reference
8751 (gather_memory_references): Check whether all memory accesses
8752 in loop were recorded.
8753 (should_issue_prefetch_p): Return false for nontemporal stores.
8754 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8755 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8756 (determine_loop_nest_reuse): Detect independent memory references.
8757 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8758 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8759 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8760 * config/i386/i386.h (x86_mfence): Declare.
8761 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8762 * config/i386/i386.c (x86_mfence): New variable.
8763 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8765 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8766 * optabs.c (init_optabs): Initialize storent_optab.
8767 * optabs.h (enum optab_index): Add OTI_storent.
8768 (storent_optab): Declare.
8769 * genopinit.c (optabs): Add initialization for storent_optab.
8770 * tree.h (MOVE_NONTEMPORAL): New macro.
8771 * expr.c (expand_assignment, store_expr, store_constructor_field,
8772 store_constructor, store_field, expand_expr_real_1): Propagate
8773 nontemporality of the expanded store.
8774 (emit_storent_insn): New function.
8775 * expr.h (expand_assignment, store_expr): Declaration changed.
8776 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8777 to expand_assignment.
8778 * stmt.c (expand_asm_expr): Ditto.
8779 * calls.c (initialize_argument_information): Pass false as
8780 nontemporality to store_expr.
8781 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8784 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8786 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8788 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8790 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8792 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8793 and allow DECL_P here.
8795 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8797 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8798 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8799 track of the size of the expression.
8800 * cfghooks.c (merge_blocks): Remove block from loops structure only
8801 after call of the merge_blocks hook.
8803 2007-06-09 Tom Tromey <tromey@redhat.com>
8805 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8806 (deprecated_state): Removed.
8807 (start_decl): Update.
8808 (enum deprecated_states): Moved earlier.
8809 (groktypename): Update.
8810 (push_parm_decl): Likewise.
8811 (grokfield): Likewise.
8812 (start_function): Likewise.
8814 2007-06-09 Ian Lance Taylor <iant@google.com>
8816 PR tree-optimization/32169
8817 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8818 CONVERT_EXPR, check whether min and max both converted to an
8819 overflow infinity representation.
8821 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8823 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8824 not inserted on the edge.
8826 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8828 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8829 instructions if they are supported.
8830 (__divsi3, __umodsi3, __modsi3): Likewise.
8831 (__ashldi3, __ashrdi3, __lshrdi3): New.
8832 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
8834 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
8835 Tony Linthicum <tony.linthicum@amd.com>
8837 * doc/invoke.texi: Add fvect-cost-model flag.
8838 * common.opt (fvect-cost-model): New flag.
8839 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
8840 cost fields in stmt_vec_info struct for STMT.
8841 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
8842 fields in stmt_vec_info struct and access functions for the same.
8843 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
8844 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
8845 load, store and vector to scalar operation.
8846 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
8847 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
8848 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
8849 (TARG_VEC_STORE_COST): Define cost of vector store.
8850 (vect_estimate_min_profitable_iters): Define new function.
8851 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
8852 check to evaluate if loop iterations are less than minimum profitable
8853 iterations determined by cost model or minimum vect loop bound defined
8854 by user, whichever is more conservative.
8855 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
8856 run-time check to evaluate if loop iterations are less than minimum
8857 profitable iterations determined by cost model or minimum vect loop
8858 bound defined by user, whichever is more conservative.
8859 (vect_estimate_min_profitable_iterations): New function to estimate
8860 mimimimum iterartions required for vector version of loop to be
8861 profitable over scalar version.
8862 (vect_model_reduction_cost): New function.
8863 (vect_model_induction_cost): New function.
8864 (vect_model_simple_cost): New function.
8865 (vect_cost_strided_group_size): New function.
8866 (vect_model_store_cost): New function.
8867 (vect_model_load_cost): New function.
8868 (vectorizable_reduction): Call vect_model_reduction_cost during
8870 (vectorizable_induction): Call vect_model_induction_cost during
8872 (vectorizable_load): Call vect_model_load_cost during analysis phase.
8873 (vectorizable_store): Call vect_model_store_cost during analysis phase.
8874 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
8875 vectorizable_promotion, vectorizable_demotion): Call
8876 vect_model_simple_cost during analysis phase.
8878 2007-06-08 Simon Baldwin <simonb@google.com>
8880 * reg-stack.c (get_true_reg): Readability change. Moved default case
8881 label into direct switch statement scope.
8883 2007-06-08 Simon Baldwin <simonb@google.com>
8885 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
8886 in gcc_assert() with '==' comparison.
8888 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8890 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
8891 TARGET_ABM handling of x86_popcnt variable.
8893 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8895 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
8896 __builtin_copysignq and __builtin_infq built-in functions.
8898 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8900 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
8901 SSE4.2 section. Correct built-in function names in SSE4A section.
8903 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
8905 PR tree-optimization/32243
8906 * tree-vect-transform.c (vectorizable_type_promotion): Move check
8907 for ncopies after ratio check between nunits_out and nunits_in.
8908 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
8910 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
8912 PR tree-optimization/32224
8913 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
8914 vectorization upon a non GIMPLE_MODIFY_STMT.
8916 2007-06-08 Christian Bruel <christian.bruel@st.com>
8919 * config/sh/sh.md (doloop_end): New pattern and splitter.
8920 * loop-iv.c (simple_rhs_p): Check for hardware registers.
8922 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
8925 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
8927 (verify_dominators): Do not change dominance tree.
8929 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
8931 * config/sh/constraints.md: New file.
8932 * config/sh/sh.c: Include tm-constrs.h.
8933 (reg_class_from_letter): Remove.
8934 (prepare_cbranch_operands): Use satisfies_constraint_*
8935 function instead of macro.
8936 (andcosts, broken_move, sh_secondary_reload): Likewise.
8937 * config/sh/predicates.md (trapping_target_operand): Likewise.
8938 (and_operand, arith_operand, arith_reg_or_0_operand,
8939 cmp_operand, logical_operand, target_operand,
8940 ua_address_operand, ua_offset, xor_operand): Likewise.
8941 * config/sh/sh.md: Include constraints.md.
8942 (*movsicc_t_false): Use satisfies_constraint_* function
8944 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
8945 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
8946 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
8947 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
8948 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
8949 (REG_CLASS_FROM_CONSTRAINT): Remove.
8950 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
8951 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
8952 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
8953 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
8954 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8955 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
8956 function instead of macro.
8957 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
8958 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
8959 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
8960 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
8961 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
8962 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
8963 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
8964 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
8965 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
8966 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
8967 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
8968 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
8969 EXTRA_CONSTRAINT_STR): Likewise.
8970 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
8972 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8974 * config/i386/darwin.h (STACK_BOUNDARY): Define.
8976 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
8979 * c-common.h (flag_cpp0x): Replaced by...
8980 (cxx_dialect): ... this new variable specifying the C++ dialect that
8982 * c-common.c (flag_cpp0x): Removed.
8983 (cxx_dialect): Defined.
8984 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8986 * c-opts.c (c_common_post_options): Likewise.
8987 (set_std_cxx98): Set cxx_dialect to cxx98.
8988 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8990 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8991 Hui-May Chang <hm.chang@apple.com>
8993 * doc/invoke.texi (Darwin Options): Update documentation for
8994 -mmacosx-version-min.
8995 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8996 * config/darwin-driver.c: New file.
8997 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8998 * config/t-darwin (darwin-driver.o): New rule.
9000 * config/darwin-c.c (version_as_macro): Ignore low digit.
9002 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9004 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9005 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9006 (CSGNMODE): New mode macro.
9007 (CSGNVMODE): New mode attribute.
9008 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9009 expander using CSGNMODE mode macro. Handle TFmode.
9010 (copysign<mode>3_const): Rename from copysignsf3_const and
9011 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9013 (copysign<mode>3_var): Rename from copysignsf3_var and
9014 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9016 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9017 mode macro. Handle TFmode.
9018 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9019 (iortf3, *iortf3): Ditto.
9020 (xortf3, *xortf3): Ditto.
9021 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9022 TFmode and TImode masks.
9023 (ix86_expand_copysign): Expand TFmode copysign insn.
9024 (IX86_BUILTIN_INFQ): New.
9025 (IX86_BUILTIN_FABSQ): Ditto.
9026 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9027 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9028 [__builtin_fabsq]: Ditto.
9029 [__builtin_copysignq]: Ditto.
9030 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9031 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9032 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9033 ix86_expand_binop_builtin().
9035 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9037 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9039 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9042 * rtl.h (push_to_sequence2): New.
9043 * emit-rtl.c (push_to_sequence2): New.
9044 * function.c (assign_parm_data_all): Add new fields.
9045 (assign_parm_setup_block): Call push_to_sequence2 instead of
9047 (assign_parm_setup_reg): Ditto.
9048 (assign_parm_setup_stack): Ditto.
9049 (assign_parms_unsplit_complex): Ditto.
9050 (assign_parms): Change field name.
9052 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9054 PR tree-optimization/32220
9055 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9056 phi node is reached before defining statement.
9058 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9061 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9062 after changing the right hand side of the assignment.
9064 2007-06-06 Eric Christopher <echristo@apple.com>
9066 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9067 (x86_64-*-darwin*): Ditto.
9068 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9069 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9071 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9073 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9075 (add_key): Likewise.
9076 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9077 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9079 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9081 (add_cost_one_coalesce): Likewise.
9082 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9083 variable names. Rename orig to orig_name for consistency.
9084 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9086 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9088 (record_equivalences_from_stmt): Likewise.
9089 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9090 the coding conventions.
9091 (memory_ssa_name_same): Likewise.
9092 (dse_optimize_stmt): Likewise.
9093 (dse_record_phis): Likewise.
9094 (dse_finalize_block): Likewise.
9095 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9096 keywords as variable names.
9097 (may_move_till): Cast according to the coding conventions.
9098 (force_move_till_expr): Avoid using C++ keywords as variable names.
9099 (force_move_till): Cast according to the coding conventions.
9100 (memref_hash): Likewise.
9101 (memref_eq): Likewise.
9102 (gather_mem_refs_stmt): Likewise.
9103 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9104 using C++ keywords as variable names.
9105 (idx_find_step): Cast according to the coding conventions.
9106 (idx_record_use): Likewise.
9107 (find_depends): Likewise.
9108 (prepare_decl_rtl): Likewise.
9109 (mbc_entry_hash): Likewise.
9110 (mbc_entry_eq): Likewise.
9111 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9112 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9113 (idx_infer_loop_bounds): Cast according to the coding conventions.
9114 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9115 * tree-ssa-math-opts.c (occ_new ): Likwise.
9116 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9118 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9120 (add_use_op): Likewise.
9121 (add_vop): Likewise.
9122 (add_vuse_op): Likewise.
9123 (add_vdef_op): Likewise.
9124 (get_expr_operands): Likewise.
9125 (push_stmt_changes): Use type safe memory macros.
9126 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9127 keywords as variable names.
9128 (conditional_replacement): Likewise.
9129 (minmax_replacement): Likewise.
9130 (abs_replacement): Likewise.
9131 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9133 (insert_fake_stores): Avoid using C++ keywords as variable names.
9134 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9136 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9137 (heapvar_insert): Use type safe memory macros.
9138 (new_var_info): Cast according to the coding conventions.
9139 (new_constraint): Likewise.
9140 (remove_preds_and_fake_succs): Use type safe memory macros.
9141 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9143 (thread_single_edge): Likewise.
9144 (thread_through_loop_header): Likewise.
9146 2007-06-06 Eric Christopher <echristo@apple.com>
9148 * config/i386/i386.c (override_options): Move handling
9149 of TARGET_SUBTARGET* earlier.
9151 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9153 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9156 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9158 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9159 emited outside of basic block.
9160 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9162 * rtl.h (delete_insn_chain): Declaration changed.
9163 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9165 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9166 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9167 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9168 to delete_insn_chain.
9169 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9170 do not have bb field set.
9171 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9173 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9174 * cfgcleanup.c (try_optimize_cfg): Ditto.
9176 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9178 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9179 (lambda_body_vector_new): Use type safe memory macros.
9180 (lambda_linear_expression_new): Likewise.
9181 (lambda_loopnest_new): Likewise.
9182 (lambda_lattice_new): Likewise.
9183 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9184 conventions. Use type safe memory macros.
9185 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9186 (lambda_body_vector_s): Likewise.
9187 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9188 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9190 2007-06-06 Richard Guenther <rguenther@suse.de>
9192 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9193 if we need to schedule cfg_cleanup.
9194 (tree_ssa_forward_propagate_single_use_vars): Do so.
9196 2007-06-06 Ian Lance Taylor <iant@google.com>
9198 * fold-const.c (merge_ranges): If range_successor or
9199 range_predecessor fail, just return 0.
9201 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9203 PR tree-optimization/32216
9204 * tree-vectorizer.c (supportable_widening_operation): Determine
9205 signedness of FIX_TRUNC_EXPR from output operand.
9206 (supportable_narrowing_operation): Ditto.
9207 * tree-vect-generic.c (expand_vector_operations_1): Determine
9208 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9211 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9213 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9214 (struct pta): ...from here. Change flags to unsigned to avoid
9215 excessive casting (as it is used as a bit mask).
9216 (override_options): Add casts according to the coding convenventions.
9217 (x86_64_elf_unique_section): Likewise.
9218 (examine_argument): Avoid using C++ keywords as variable names.
9219 (construct_container): Likewise.
9220 (legitimize_pic_address): Likewise.
9221 (get_dllimport_decl): Cast according to the coding conventions. Use
9222 type safe memory macros.
9223 (legitimize_address): Cast according to the coding conventions.
9224 (emit_i387_cw_initialization): Corrected the type of slot to enum
9226 (ix86_init_machine_status): Use type safe memory macros.
9227 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9228 (bdesc_pcmpistr): Likewise.
9229 (bdesc_crc32): Likewise.
9230 (bdesc_sse_3arg): Likewise.
9231 (bdesc_2arg): Likewise.
9232 (bdesc_1arg): Likewise.
9233 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9234 (ix86_expand_sse_pcmpistr): Likewise.
9235 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9236 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9237 int to match the langhook definition.
9238 (ix86_builtin_conversion): Change the type of code to unsigned init to
9239 match the langhook definition.
9240 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9242 (ix86_preferred_output_reload_class): Likewise.
9243 (ix86_cannot_change_mode_class): Likewise.
9244 (ix86_memory_move_cost): Likewise.
9245 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9246 avoid excessive casting later on.
9247 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9249 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9252 as flags setting insn.
9253 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9255 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9257 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9258 (UNSPEC_ROUND): New.
9259 ("sse4_1_round<mode>2"): New insn pattern.
9260 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9262 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9263 expander using SSEMODEF mode macro. Expand using
9264 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9265 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9266 expander using SSEMODEF mode macro. Expand using
9267 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9268 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9269 expander using SSEMODEF mode macro. Expand using
9270 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9271 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9272 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9273 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9276 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9277 Sebastian Pop <sebpop@gmail.com>
9279 * lambda.h (build_linear_expr): New.
9280 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9281 Use build_linear_expr, call fold and force_gimple_operand.
9282 (lambda_loopnest_to_gcc_loopnest): Check that there is
9283 something to insert.
9284 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9286 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9288 PR preprocessor/23479
9289 * doc/extend.texi: Document the 0b-prefixed binary integer
9292 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9294 PR tree-optimization/32215
9295 * tree-vectorizer.c (supportable_widening_operation): Return false
9296 for unsupported FIX_TRUNC_EXPR tree code.
9297 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9299 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9301 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9302 register on SPE targets. Change documentation to reflect
9304 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9305 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9306 out of the register allocation pool.
9307 (rs6000_reg_live_or_pic_offset_p): New function.
9308 (rs6000_emit_prologue): Move the actual saving of LR up to free
9309 r0 for holding r11. Split saving of SPE 64-bit registers into
9310 its own case. Ensure that offsets will always be in-range for
9311 'evstdd' by using r11 as a scratch register to point at the start
9312 of the SPE save area. Save r11 if necessary, as it is the static
9314 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9315 into its own case. Ensure that offsets will always be in-range
9316 for 'evldd' by using r11 as a scratch register to point at the
9317 start of the SPE save area. Also adjust r11 when restoring
9318 the stack pointer to compensate for pre-loading r11.
9320 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9322 * cfg.c (init_flow): Use type safe memory macros.
9323 (alloc_block): Likewise.
9324 (unchecked_make_edge): Likewise.
9325 (dump_flow_info): Avoid using C++ keywords as variable names.
9326 (copy_original_table_clear): Cast according to the coding conventions.
9327 (copy_original_table_set): Likewise.
9328 * cfgexpand (label_rtx_for_bb): Likewise.
9329 (expand_gimple_basic_block): Likewise.
9330 * cfghooks.c (dump_bb): Likewise.
9331 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9333 (lv_add_condition_to_bb): Likewise.
9334 * cfglayout (relink_block_chain): Cast according to the coding
9336 (fixup_reorder_chain): Likewise.
9337 (fixup_fallthru_exit_predecessor): Likewise.
9338 * cfgloop.c (glb_enum_p): Likewise.
9339 (get_exit_description): Likewise.
9340 (dump_recorded_exit): Likewise.
9341 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9342 (struct loop): ... from here.
9343 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9345 * cfgrtl.c (rtl_create_basic_block): Likewise.
9346 (rtl_split_block): Likewise.
9347 (rtl_dump_bb): Likewise.
9348 (cfg_layout_split_block): Likewise.
9349 (init_rtl_bb_info): Use typesafe memory macros.
9351 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9352 * graphds.h: Updated all usages of edge to graph_edge.
9353 * graphds.c: Likewise.
9354 * cfgloopanal.c: Likewise.
9356 2007-06-05 Ian Lance Taylor <iant@google.com>
9358 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9359 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9360 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9362 (test_for_singularity): Likewise.
9364 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9366 * config/i386/constraints.md ("Y2"): Replaced by ...
9368 * config/i386/i386.md: Likewise.
9369 * config/i386/mmx.md: Likewise.
9370 * config/i386/sse.md: Likewise.
9372 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9374 * config/i386/constraints.md ("z"): Replaced by ...
9376 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9377 (sse4_1_blendvps): Likewise.
9378 (sse4_1_pblendvb): Likewise.
9379 (sse4_2_pcmpestr): Likewise.
9380 (sse4_2_pcmpestrm): Likewise.
9381 (sse4_2_pcmpestr_cconly): Likewise.
9382 (sse4_2_pcmpistr): Likewise.
9383 (sse4_2_pcmpistrm): Likewise.
9384 (sse4_2_pcmpistr_cconly): Likewise.
9386 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9388 * matrix-reorg.c (transform_access_sites): Fix computation.
9389 (transform_allocation_sites): Same.
9391 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9393 * config/i386/i386.c (override_options): Use
9394 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9396 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9398 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9399 (nonimm_not_xmm0_operand): Ditto.
9400 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9401 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9402 as operand[2] predicate. Require "z" class XMM register for
9403 operand[3]. Adjust asm template.
9404 ("sse4_1_blendvpd"): Ditto.
9405 ("sse4_1_pblendvb"): Ditto.
9406 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9407 force op2 into xmm0 register for variable blend instructions.
9409 2007-06-04 Tom Tromey <tromey@redhat.com>
9411 * c-tree.h (start_enum): Update.
9412 (build_enumerator): Likewise.
9413 * c-decl.c (enum_next_value): Removed.
9414 (enum_overflow): Likewise.
9415 (start_enum): Add c_enum_contents argument. Don't use globals.
9416 (build_enumerator): Likewise.
9417 * c-tree.h (struct c_enum_contents): New struct.
9419 2007-06-04 Tom Tromey <tromey@redhat.com>
9421 * c-common.c (c_common_get_alias_set): Fix indentation.
9423 2007-06-04 Ian Lance Taylor <iant@google.com>
9425 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9426 to overflow, reduce overflow infinity to regular infinity.
9427 (vrp_var_may_overflow): New static function.
9428 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9430 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9432 * stor-layout.c (layout_type): Remove duplicate code.
9434 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9437 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9438 before build_common_builtin_nodes ().
9440 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9443 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9445 2007-06-04 Jan Hubicka <jh@suse.cz>
9447 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9448 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9449 instead of _stat version.
9451 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9453 PR tree-optimization/32194
9454 * tree-predcom.c (determine_offset): Check that both references have
9457 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9459 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9460 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9461 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9462 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9463 Add argument to iterate_fix_dominators call.
9464 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9465 * gcse.c (hoist_code): Change domby to vector.
9466 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9467 Add argument to iterate_fix_dominators call.
9468 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9469 recompute_dominator.
9470 * lambda-code.c (perfect_nestify): Ditto.
9471 * cfgloopanal.c: Include graphds.h.
9472 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9473 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9474 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9476 * graphds.c: New file.
9477 * graphds.h: New file.
9478 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9479 (get_dominated_by, get_dominated_by_region): Change return type to
9481 (verify_dominators): Recompute all dominators and compare the results.
9482 (recount_dominator): Renamed to ...
9483 (recompute_dominator): ... this. Do not check that the block is
9485 (iterate_fix_dominators): Reimplemented.
9486 (prune_bbs_to_update_dominators, root_of_dom_tree,
9487 determine_dominators_for_sons): New functions.
9488 * et-forest.c (et_root): New function.
9489 * et-forest.h (et_root): Declare.
9490 * Makefile.in (graphds.o): Add.
9491 (cfgloopanal.o): Add graphds.h dependency.
9492 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9493 * basic-block.h (get_dominated_by, get_dominated_by_region,
9494 iterate_fix_dominators): Declaration changed.
9495 (recount_dominator): Renamed to ...
9496 (recompute_dominator): ... this.
9497 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9498 (thread_through_all_blocks): Do not free dominance info.
9500 2007-06-03 Andreas Schwab <schwab@suse.de>
9502 * config/m68k/m68k.c (override_options): Don't override
9504 * config/m68k/m68k-modes.def (SF, DF): Define to use
9505 motorola_single_format and motorola_double_format, resp.
9506 * real.c (motorola_single_format): Renamed from
9507 coldfire_single_format.
9508 (motorola_double_format): Renamed from coldfire_double_format.
9509 (encode_ieee_extended): Generate a proper canonical NaN image
9510 respecting canonical_nan_lsbs_set.
9511 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9513 * real.h: Adjust declarations.
9515 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9518 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9519 the symbol is generated with the stack protector.
9521 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9523 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9524 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9526 * doc/extend.texi (interrupt): Mention m68k.
9528 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9530 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9531 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9532 (ix86_expand_sse_pcmpestr): Do not check operands for
9533 "register_operand", when insn operand predicate is "register_operand".
9534 (ix86_expand_sse_pcmpistr): Ditto.
9536 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9537 Uros Bizjak <ubizjak@gmail.com>
9539 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9540 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9541 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9542 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9543 * config/i386/constraints.md ("z"): New register constraint
9544 for members of SSE_FIRST_REG class.
9545 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9546 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9547 SSE_FIRST_REG class.
9548 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9549 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9550 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9551 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9552 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9553 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9554 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9555 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9556 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9557 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9558 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9559 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9560 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9561 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9562 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9563 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9564 (struct builtin_description): Change "flag" field to unsigned.
9565 (bdesc_pcmpestr): New builtin description table.
9566 (bdesc_pcmpistr): Likewise.
9567 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9568 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9569 Initialize pcmp[ei]str[im] insns for SSE4.2.
9570 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9571 (ix86_expand_sse_pcmpistr): Likewise.
9572 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9573 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9574 (UNSPEC_PCMPISTR): Likewise.
9575 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9576 (sse4_2_pcmpestri):New isns pattern.
9577 (sse4_2_pcmpestrm): Likewise.
9578 (sse4_2_pcmpestr_cconly): Likewise.
9579 (sse4_2_pcmpistr): New insn patern and splitter.
9580 (sse4_2_pcmpistri):New isns pattern.
9581 (sse4_2_pcmpistrm): Likewise.
9582 (sse4_2_pcmpistr_cconly): Likewise.
9583 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9586 2007-06-01 David Daney <ddaney@avtrex.com>
9588 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9589 LOADGP_ABSOLUTE and not binds_local_p.
9591 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9593 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9595 2007-06-01 Ian Lance Taylor <iant@google.com>
9597 * tree-vrp.c (compare_name_with_value): Always set
9598 used_strict_overflow if we get a result from the variable itself.
9600 2007-06-01 Ian Lance Taylor <iant@google.com>
9602 PR rtl-optimization/31455
9603 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9604 subregs which have a cast between modes which are not tieable.
9606 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9608 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9609 breaks after return statements.
9611 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9613 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9614 only after no_new_pseudos.
9616 2007-05-31 Eric Christopher <echristo@apple.com>
9618 * expr.c (convert_move): Assert that we don't have a BLKmode
9620 (store_expr): Handle BLKmode moves by calling emit_block_move.
9622 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9624 * c-typeck.c (build_indirect_ref): Include type in error message.
9625 (build_binary_op): Pass types to binary_op_error.
9626 * c-common.c (binary_op_error): Take two type arguments, print out
9628 * c-common.h (binary_op_error): Update prototype.
9630 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9632 * config/i386/i386.c: Correct coments on -mno-sse4.
9634 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9636 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9637 (x86_64-*-*): Likewise.
9638 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9639 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9640 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9641 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9642 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9643 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9644 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9645 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9646 (OPTION_MASK_ISA_SSE4): Likewise.
9647 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9648 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9649 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9650 (override_options): Support SSE4.2.
9651 (ix86_build_const_vector): Support SImode and DImode.
9652 (ix86_build_signbit_mask): Likewise.
9653 (ix86_expand_int_vcond): Support V2DImode.
9654 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9655 (IX86_BUILTIN_CRC32HI): Likewise.
9656 (IX86_BUILTIN_CRC32SI): Likewise.
9657 (IX86_BUILTIN_CRC32DI): Likewise.
9658 (IX86_BUILTIN_PCMPGTQ): Likewise.
9659 (bdesc_crc32): Likewise.
9660 (bdesc_sse_3arg): Likewise.
9661 (ix86_expand_crc32): Likewise.
9662 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9663 (ix86_expand_builtin): Likewise.
9664 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9665 __SSE4_2__ for -msse4.2.
9666 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9667 (CRC32MODE): Likewise.
9668 (crc32modesuffix): Likewise.
9669 (crc32modeconstraint): Likewise.
9670 (sse4_2_crc32<mode>): Likewise.
9671 (sse4_2_crc32di): Likewise.
9672 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9674 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9675 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9676 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9677 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9678 (vcondu<mode>): Likewise.
9679 * doc/extend.texi: Document SSE4.2 built-in functions.
9680 * doc/invoke.texi: Document -msse4.2/-msse4.
9682 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9684 PR tree-optimization/32160
9685 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9686 variable as gimple reg.
9687 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9689 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9691 * gcc.c (main): Don't consider linker options when issuing the
9692 warning about a linker input file not being used.
9694 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9696 * tree-vrp.c (compare_names): Initialize sop.
9698 2007-05-30 Dirk Mueller <dmueller@suse.de>
9700 * cgraphunit.c (cgraph_analyze_function): Remove
9701 computation of inline parameters.
9703 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9707 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9709 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9710 Add vx-common.h. Include vxworks.h between vx-common.h and
9712 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9714 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9715 (TARGET_ASM_DESTRUCTOR): Likewise.
9716 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9717 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9718 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9719 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9720 (VXWORKS_ENDIAN_SPEC): Define.
9721 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9722 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9723 VXWORKS_* equivalents.
9724 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9725 (ASM_FILE_START): Delete.
9726 (TARGET_VERSION): Reformat.
9727 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9728 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9729 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9730 (FPBIT, DPBIT): Define.
9731 (fp-bit.c, dp-bit.c): New rules.
9732 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9733 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9734 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9735 * config/arm/arm.h: Include vxworks-dummy.h.
9736 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9737 Mark with ATTRIBUTE_UNUSED.
9738 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9739 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9740 make it incompatible with -msingle-pic-base.
9741 (arm_function_ok_for_sibcall): Return false for calls that might
9742 go through a VxWorks PIC PLT entry.
9743 (require_pic_register): New function, split out from...
9744 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9746 (arm_load_pic_register): Handle the VxWorks RTP initialization
9747 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9748 (arm_emit_call_insn): New function.
9749 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9750 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9751 (pic_offset_arm): New pattern.
9752 (call, call_value): Use arm_emit_call_insn.
9753 (call_internal, call_value_internal): New expanders.
9754 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9755 VxWorks unless __PIC__.
9757 2007-05-30 Eric Christopher <echristo@gmail.com>
9759 * genrecog.c: Include regs.h in generated file.
9760 * genemit.c: Ditto. Fix up formatting.
9761 * config/mn10300/constraints.md: New.
9762 * config/mn10300/mn10300.md: Include.
9763 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9764 Fix up for removed macro.
9765 * config/mn10300/predicates.md (call_address_operand): Ditto.
9766 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9767 (CONST_OK_FOR_I): Ditto.
9768 (CONST_OK_FOR_J): Ditto.
9769 (CONST_OK_FOR_K): Ditto.
9770 (CONST_OK_FOR_L): Ditto.
9771 (CONST_OK_FOR_M): Ditto.
9772 (CONST_OK_FOR_N): Ditto.
9773 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9777 (EXTRA_CONSTRAINT): Ditto.
9779 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9781 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9783 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9784 OPTION_MASK_ISA_64BIT.
9785 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9787 2007-05-30 Richard Guenther <rguenther@suse.de>
9790 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9791 types for comparison.
9792 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9793 with original typed arguments.
9794 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9796 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9798 PR tree-optimization/31769
9799 * except.c (duplicate_eh_regions): Clear prev_try if
9800 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9802 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9804 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9805 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9806 bsi of the location where statements should be inserted.
9807 (sink_code_in_bb): Take bsi from statement_sink_location.
9808 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9809 instead of bsi_start.
9810 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9812 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9813 (bsi_move_before): Document inconsistency with bsi_move_after.
9814 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9816 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9818 * config/i386/i386.h (TARGET_ABM): New define.
9819 (TARGET_POPCNT): Ditto.
9820 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9821 New temporary defines to redefine from OPTION_ISA_* defines.
9822 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9823 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9824 (ix86_isa_flags): New extern int declaration.
9825 (TARGET_SUBTARGET_DEFAULT): New define.
9826 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9827 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9828 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9829 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9830 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9831 * config/i386/darwin.h: Change TARGET_64BIT define to
9834 * config/i386/i386.opt (m3dnowa): Define as undocumented option
9835 using existing "ix86_isa_flags" varible.
9836 (m32, m64): Use existing "ix86_isa_flags" variable.
9837 (mmmx, m3dnow): Ditto.
9838 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
9839 (mabm): Define as non-negative option using "x86_abm" variable.
9840 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
9842 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
9843 Rewrite feature test bitmap.
9844 (ix86_isa_flags): New initialized global int varible.
9845 (ix86_isa_flags_explicit): New static int variable.
9846 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
9847 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
9848 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
9849 target_flags_explicit.
9850 (override_options): Remove "target_enable" and "target_disable" fields
9851 from "struct ptt". Update processor_target_table accordingly. Remove
9852 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
9853 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
9854 "target_flags" and "ix86_isa_flags_explicit" instead of
9855 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
9856 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
9857 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
9858 to true when either of PTA_POPCNT or PTA_ABM is set in
9859 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
9860 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
9861 processor_alias_table flags entry. Remove handling of
9862 "target_enable" and "target_disable" fields of processor_target_table.
9863 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
9864 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
9865 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
9866 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
9867 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
9869 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
9871 2007-05-29 David Daney <ddaney@avtrex.com>
9874 * config/mips/mips.c (mips_output_mi_thunk): Emit
9875 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
9877 2007-05-29 Hui-May Chang <hm.chang@apple.com>
9878 * config/i386/i386.c (ix86_function_regparm): Added checking of
9879 ix86_force_align_arg_pointer to determine the number of
9880 register parameters.
9882 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
9884 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
9885 (SET_DR_MISALIGNMENT): New.
9886 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
9887 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
9888 Use SET_DR_MISALIGNMENT.
9889 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
9891 * tree-data-ref.c (create_data_ref, compute_all_dependences,
9892 find_loop_nest): Export.
9893 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
9894 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
9895 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
9896 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
9898 (struct mem_ref): Add field reuse_distance.
9899 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
9900 Initialize reuse_distance field.
9901 (issue_prefetch_ref): Select temporality of prefetch according to
9903 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
9904 self_reuse_distance, determine_loop_nest_reuse): New functions.
9905 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
9906 (tree_ssa_prefetch_arrays): Dump L2 cache size.
9907 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
9910 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
9912 * tree-ssa-alias.c: Add aliasing overview.
9914 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
9915 Danny Smith <dannysmith@users.sourceforge.net>
9918 * config/i386/t-crtfm: Compile crtfastmath.o with
9919 -minline-all-stringops.
9920 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
9921 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
9923 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9925 * doc/md.texi: Document constraints on HP PA-RISC.
9927 * pa/constraints.md: New file.
9928 * pa.md: Include constraints.md.
9929 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
9930 (integer_store_memory_operand, ldil_cint_p): New functions.
9931 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
9932 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9933 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
9934 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
9935 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
9937 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
9940 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
9941 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
9942 case POSTDECREMENT_EXPR>): Return the error_mark_node
9943 if either the real or imaginary parts would an
9946 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
9948 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
9949 name when we remove it from a call.
9951 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
9953 * targhooks.c (default_narrow_bitfield): Remove.
9954 * targhooks.h: Remove the prototype for
9955 default_narrow_bitfield.
9957 * langhooks-def.h: Remove the prototype for
9958 hook_get_alias_set_0.
9959 * langhooks.c (hook_get_alias_set_0): Remove.
9961 * global.c (EXECUTE_IF_CONFLICT): Remove.
9963 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9966 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
9967 return true when truth_value_p is true and the type
9970 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
9972 * doc/install.texi (Prerequisites): We no longer require Autoconf
9973 2.13 for the top-level.
9975 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
9977 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
9978 memory access via x86_expand_vector_move_misalign() only for
9979 TImode values on 32-bit targets.
9981 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9983 * matrix-reorg.c: New file. Implement matrix flattening and
9984 transposing optimization.
9985 * tree-pass.h: Add matrix reorg pass.
9986 * common.opt: Add fipa-mreorg flag.
9987 * Makefile.in: Add matrix-reorg.c.
9988 * passes.c: Add matrix reorg pass.
9989 * varpool.c (add_new_static_var): New function.
9990 * cgraph.h (add_new_static_var): Declare.
9992 2007-05-27 Eric Christopher <echristo@apple.com>
9994 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9995 sp_offset depending on stack size. Save r12 depending
9996 on registers we're saving later.
9997 (rs6000_emit_epilogue): Update sp_offset depending only
10000 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10002 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10003 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10004 * ifcvt.c (if_convert): Ditto.
10005 * tree-ssa-threadupdate.c (thread_block): Ditto.
10006 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10007 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10008 verify_loop_closed_ssa): Check number_of_loops instead of
10010 * predict.c (tree_estimate_probability): Ditto.
10011 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10012 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10013 * modulo-sched.c (sms_schedule): Ditto.
10014 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10015 (scev_finalize): Do not do anything if scev analysis was not
10017 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10018 current_loops == NULL.
10019 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10020 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10021 there are no loops.
10022 (loop_optimizer_finalize): Assert that loops were analyzed.
10023 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10024 rtl_doloop): Check number_of_loops instead of current_loops.
10025 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10026 current_loops == NULL.
10027 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10028 gate_tree_vectorize tree_linear_transform, check_data_deps,
10029 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10030 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10031 Check number_of_loops instead of current_loops.
10032 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10033 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10034 free loops if available.
10035 (execute_pre): Do not pass do_fre to fini_pre.
10037 2007-05-27 Tobias Burnus <burnus@net-b.de>
10039 PR middle-end/32083
10040 * real.c (mpfr_from_real): Fix sign of -Inf.
10042 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10044 * tree-vect-transform.c (vectorizable_conversion): Initialize
10045 tree_code variables to ERROR_MARK.
10046 (vectorizable_type_demotion): Likewise.
10047 (vectorizable_type_promotion): Likewise.
10049 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10052 * config/i386/i386.md (movti): Handle push operands via
10053 ix86_expand_push().
10055 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10057 * basic-block.h: Remove the prototype for merge_seq_blocks.
10058 * cfgcleanup.c (merge_seq_blocks): Remove.
10060 * tree-flow.h: Remove the prototype for is_aliased_with.
10061 * tree-ssa-alias.c (is_aliased_with): Remove.
10063 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10065 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10067 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10069 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10070 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10071 (vec_unpacks_hi_v16qi): Likewise.
10072 (vec_unpacku_lo_v16qi): Likewise.
10073 (vec_unpacks_lo_v16qi): Likewise.
10074 (vec_unpacku_hi_v8hi): Likewise.
10075 (vec_unpacks_hi_v8hi): Likewise.
10076 (vec_unpacku_lo_v8hi): Likewise.
10077 (vec_unpacks_lo_v8hi): Likewise.
10078 (vec_unpacku_hi_v4si): Likewise.
10079 (vec_unpacks_hi_v4si): Likewise.
10080 (vec_unpacku_lo_v4si): Likewise.
10081 (vec_unpacks_lo_v4si): Likewise.
10083 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10085 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10086 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10087 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10088 follow spelling conventions in various
10089 warning/error/diagnostic messages.
10091 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10092 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10093 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10094 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10095 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10096 * doc/tm.texi: Follow spelling conventions.
10098 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10101 * tree-ssa-forwprop.c
10102 (forward_propagate_addr_into_variable_array_index): Remove
10103 the lhs argument. Use the type of def_rhs instead of lhs.
10104 (forward_propagate_addr_expr_1): Update use of
10105 forward_propagate_addr_into_variable_array_index.
10107 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10108 Nigel Stephens <nigel@mips.com>
10110 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10111 function attributes, "far" being an alias for "long_call".
10112 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10113 (mips_near_type_p, mips_far_type_p): New.
10114 (mips_comp_type_attributes): New function to check that attributes
10115 attached to a function type are compatible.
10116 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10117 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10118 to the target function of the thunk.
10119 (mips_encode_section_info): Check for "near" and "far" function
10120 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10122 * config/mips/predicates.md (const_call_insn_operand): Test only
10123 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10125 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10128 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10129 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10130 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10131 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10133 2007-05-25 Eric Christopher <echristo@apple.com>
10135 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10136 to x86-darwin configurations.
10137 * config/i386/t-darwin: Add softfp support.
10138 * config/i386/t-darwin64: Ditto.
10139 * config/i386/sfp-machine.h: If mach then don't use
10140 aliasing, emit a stub to call.
10142 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10144 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10145 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10146 tree-predcom.c, tree-ssa-alias-warnings.c,
10147 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10148 comment typos. Follow spelling conventions.
10149 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10151 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10154 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10155 constants into memory. Expand unaligned memory references for
10156 SSE modes via x86_expand_vector_move_misalign() function.
10158 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10160 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10161 "memory" attribute for "sseishft" type insn without operands[2].
10163 2007-05-25 Dirk Mueller <dmueller@suse.de>
10164 Marcus Meissner <meissner@suse.de>
10166 * doc/extend.texi (alloc_size): New attribute.
10167 * c-common.c (handle_alloc_size_attribute): New.
10168 * tree-object-size.c (alloc_object_size): Use alloc_size
10169 attribute, if available.
10171 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10173 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10175 (__builtin_ia32_vec_ext_v2di): Likewise.
10176 (__builtin_ia32_vec_ext_v4si): Likewise.
10177 (__builtin_ia32_vec_ext_v8hi): Likewise.
10178 (__builtin_ia32_vec_ext_v16qi): Likewise.
10179 (__builtin_ia32_vec_set_v8hi): Likewise.
10181 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10183 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10185 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10187 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10188 (arm_is_longcall_p): Rename to...
10189 (arm_is_long_call_p): ...this. Take a single tree argument and
10191 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10192 (CUMULATIVE_ARGS): Remove call_cookie.
10193 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10194 (ENCODED_LONG_CALL_ATTR_P): Delete.
10195 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10196 LONG_CALL_FLAG_CHAR cases.
10197 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10198 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10199 ARM_DECLARE_FUNCTION_SIZE.
10200 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10201 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10202 (arm_encode_call_attribute, current_file_function_operand): Delete.
10203 (arm_function_in_section_p): New function.
10204 (arm_is_longcall_p): Rename to...
10205 (arm_is_long_call_p): ...this. Take the target function as a single
10206 argument and return a bool. Do not rely on call cookies. Check
10207 whether the target symbol is in the same section as the current
10208 function, not just the same compilation unit.
10209 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10210 (arm_encode_section_info): Don't encode a call type.
10211 * config/arm/arm.md (call, call_value): Update calls to
10212 arm_is_long(_)call_p. Simplify logic.
10213 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10214 Update calls to arm_is_long(_)call_p.
10216 2007-05-25 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/31982
10219 * tree-ssa-forwprop.c
10220 (forward_propagate_addr_into_variable_array_index): Handle arrays
10221 with element size one.
10223 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10225 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10226 (umulsi3_highpart): Likewise.
10228 2007-05-24 Ian Lance Taylor <iant@google.com>
10230 PR rtl-optimization/32069
10231 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10234 2007-05-24 Ollie Wild <aaw@google.com>
10236 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10239 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10241 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10242 (oprs_unchanged_p): Use it to check all registers in a REG.
10243 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10244 (reg_set_between_after_reload_p): Delete.
10245 (reg_used_between_after_reload_p): Likewise.
10246 (reg_set_or_used_since_bb_start): Likewise.
10247 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10248 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10249 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10250 * rtlanal.c (reg_set_p): Check whether REG overlaps
10251 regs_invalidated_by_call, rather than just checking the
10252 membership of REGNO (REG).
10254 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10256 * doc/passes.texi: Document predictive commoning.
10257 * doc/invoke.texi (-fpredictive-commoning): Document.
10258 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10259 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10260 adding indices to the generated name.
10261 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10262 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10263 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10264 (op_symbol_code): ... and exported.
10265 (dump_omp_clause, op_symbol): Use op_symbol_code
10266 instead of op_symbol_1.
10267 * tree-pass.h (pass_predcom): Declare.
10268 * timevar.def (TV_PREDCOM): New timevar.
10269 * tree-ssa-loop.c (run_tree_predictive_commoning,
10270 gate_tree_predictive_commoning, pass_predcom): New.
10271 * tree-data-ref.c (find_data_references_in_loop): Find the
10272 references in dominance order.
10273 (canonicalize_base_object_address): Ensure that the result has
10275 (dr_analyze_innermost): Export.
10276 (create_data_ref): Code to fail for references with invariant
10278 (find_data_references_in_stmt): ... here.
10279 * tree-data-ref.h (dr_analyze_innermost): Declare.
10280 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10281 (aff_combination_find_elt, name_expansion_hash,
10282 name_expansion_eq, tree_to_aff_combination_expand,
10283 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10285 * tree-affine.h (aff_combination_constant_multiple_p,
10286 tree_to_aff_combination_expand): Declare.
10287 * tree-predcom.c: New file.
10288 * common.opt (fpredictive-commoning): New option.
10289 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10290 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10291 * Makefile.in (tree-predcom.o): Add.
10292 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10293 * passes.c (init_optimization_passes): Add dceloop after
10294 copy propagation in loop optimizer. Add predictive commoning
10295 to loop optimizer passes.
10297 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10299 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10302 2007-05-24 Jan Hubicka <jh@suse.cz>
10304 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10306 (genheader): Include statistics.h.
10308 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10310 * print-rtl.c (flag_dump_unnumbered): Update comments.
10311 (print_rtl): Fix my previous change.
10312 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10315 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10317 PR middle-end/32018
10318 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10320 (thread_through_all_blocks): Call initialize_original_copy_tables
10321 and free_original_copy_tables.
10322 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10324 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10325 * cfghooks.c (duplicate_block): Use get_loop_copy.
10326 * cfg.c: Include cfgloop.h.
10327 (loop_copy): New hash table.
10328 (initialize_original_copy_tables): Initialize loop_copy table.
10329 (free_original_copy_tables): Free loop_copy table.
10330 (copy_original_table_clear, copy_original_table_set,
10331 set_loop_copy, get_loop_copy): New functions.
10332 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10333 * cfgloop.h (struct loop): Remove copy field.
10334 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10335 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10337 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10339 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10340 -msse/-msse2/-msse3.
10342 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10344 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10345 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10347 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10350 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10351 * targhooks.h (default_mangle_decl_assembler_name): Declare
10353 * targhooks.c (default_mangle_decl_assembler_name): Define
10355 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10357 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10358 * langhooks.c (lhd_set_decl_assembler_name): Call
10359 targetm.mangle_decl_assembler_name for names with global scope.
10361 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10363 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10364 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10366 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10367 New. Factored out of i386_pe_encode_section_info.
10368 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10369 Move check for prior decoration of stdcall
10370 symbols to i386_pe_encode_section_info.
10371 (i386_pe_encode_section_info): Adjust call to
10372 gen_stdcall_or_fastcall_suffix. Use
10373 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10374 (i386_pe_mangle_decl_assembler_name): New. Wrap
10375 i386_pe_maybe_mangle_decl_assembler_name.
10377 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10379 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10380 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10381 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10382 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10383 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10386 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10387 Nigel Stephens <nigel@mips.com>
10388 Richard Sandiford <richard@codesourcery.com>
10390 Fix up MIPS16 hard float and add support for complex.
10392 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10393 (TARGET_SOFT_FLOAT_ABI): New.
10394 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10395 __mips_soft_float to reflect the ABI in use, not whether the
10396 FPU is directly accessible (e.g., in MIPS16 mode).
10397 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10398 (UNITS_PER_FPVALUE): Likewise.
10400 * config/mips/mips.c (mips_expand_call): Remove redundant
10401 TARGET_MIPS16 check.
10402 (mips_arg_regno): New.
10403 (function_arg_advance): When setting bits in cum->fp_code for
10404 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10406 (function_arg): Use mips_arg_regno.
10407 (mips_return_mode_in_fpr_p): New.
10408 (mips16_call_stub_mode_suffix): New.
10409 (mips16_cfun_returns_in_fpr_p): New.
10410 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10411 (mips_output_function_prologue): Test mips16_hard_float, not
10412 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10413 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10414 return value into a floating-point register.
10415 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10416 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10417 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10418 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10419 word of double arguments from or to the high bits of 64-bit
10420 floating point registers.
10421 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10422 (mips16_fpret_double): New helper function.
10423 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10424 support for complex modes. Fill in DECL_RESULT for stubdecl.
10425 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10427 * config/mips/mips16.S
10428 (RET, ARG1, ARG2): New.
10429 (MERGE_GPRf, MERGE_GPRt): New.
10430 (DELAYt, DELAYf): New.
10431 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10432 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10433 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10434 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10435 (SFOP): Renamed to...
10436 (OPSF3): This, and macro-ified. Updated all uses.
10437 (SFOP2): Renamed to...
10438 (OPSF2): This, and macro-ified. Updated all uses.
10439 (SFCMP): Renamed to...
10440 (CMPSF): This, and macro-ified. Updated all uses.
10441 (SFREVCMP): Renamed to...
10442 (REVCMPSF): This, and macro-ified. Updated all uses.
10443 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10444 (LDDBL1, LDDBL2, RETDBL): Deleted.
10445 (DFOP): Renamed to...
10446 (OPDF3): This, and macro-ified. Updated all uses.
10447 (DFOP2): Renamed to...
10448 (OPDF2): This, and macro-ified. Updated all uses.
10449 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10450 (DFCMP): Renamed to...
10451 (CMPDF): This, and macro-ified. Updated all uses.
10452 (DFREVCMP): Renamed to...
10453 (REVCMPDF): This, and macro-ified. Updated all uses.
10454 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10455 (RET_FUNCTION): New.
10456 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10457 (__mips16_ret_sc, __mips16_ret_dc): New.
10458 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10459 STUB_ARGS_6, STUB_ARGS_10): New.
10460 (CALL_STUB_NO_RET): New.
10461 (__mips16_call_stub_1): Macro-ified.
10462 (__mips16_call_stub_5): Macro-ified.
10463 (__mips16_call_stub_2): Macro-ified.
10464 (__mips16_call_stub_6): Macro-ified.
10465 (__mips16_call_stub_9): Macro-ified.
10466 (__mips16_call_stub_10): Macro-ified.
10467 (CALL_STUB_RET): New.
10468 (__mips16_call_stub_sf_0): Macro-ified.
10469 (__mips16_call_stub_sf_1): Macro-ified.
10470 (__mips16_call_stub_sf_5): Macro-ified.
10471 (__mips16_call_stub_sf_2): Macro-ified.
10472 (__mips16_call_stub_sf_6): Macro-ified.
10473 (__mips16_call_stub_sf_9): Macro-ified.
10474 (__mips16_call_stub_sf_10): Macro-ified.
10475 (__mips16_call_stub_df_0): Macro-ified.
10476 (__mips16_call_stub_df_1): Macro-ified.
10477 (__mips16_call_stub_df_5): Macro-ified.
10478 (__mips16_call_stub_df_2): Macro-ified.
10479 (__mips16_call_stub_df_6): Macro-ified.
10480 (__mips16_call_stub_df_9): Macro-ified.
10481 (__mips16_call_stub_df_10): Macro-ified.
10482 (__mips16_call_stub_sc_0): New.
10483 (__mips16_call_stub_sc_1): New.
10484 (__mips16_call_stub_sc_5): New.
10485 (__mips16_call_stub_sc_2): New.
10486 (__mips16_call_stub_sc_6): New.
10487 (__mips16_call_stub_sc_9): New.
10488 (__mips16_call_stub_sc_10): New.
10489 (__mips16_call_stub_dc_0): New.
10490 (__mips16_call_stub_dc_1): New.
10491 (__mips16_call_stub_dc_5): New.
10492 (__mips16_call_stub_dc_2): New.
10493 (__mips16_call_stub_dc_6): New.
10494 (__mips16_call_stub_dc_9): New.
10495 (__mips16_call_stub_dc_10): New.
10497 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10498 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10499 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10501 2007-05-23 Ian Lance Taylor <iant@google.com>
10503 * doc/invoke.texi (Invoking GCC): Document that the order of the
10506 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10509 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10510 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10511 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10515 * config/score/score.c (score_print_operand): Make sure that only
10516 lower bits are used.
10518 2007-05-22 Ian Lance Taylor <iant@google.com>
10520 * tree-vrp.c (avoid_overflow_infinity): New static function,
10521 broken out of set_value_range_to_value.
10522 (set_value_range_to_value): Call avoid_overflow_infinity.
10523 (extract_range_from_assert): Likewise.
10525 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10527 PR middle-end/31095
10528 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10529 change the type before looking for a COMPOUND_EXPR.
10531 2007-05-22 Ian Lance Taylor <iant@google.com>
10533 * lower-subreg.c (decompose_multiword_subregs): If we change an
10534 insn, call remove_retval_note on it.
10536 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10538 * regs.h (end_hard_regno): New function.
10539 (END_HARD_REGNO, END_REGNO): New macros.
10540 (add_to_hard_reg_set): New function.
10541 (remove_from_hard_reg_set): Likewise.
10542 (in_hard_reg_set_p): Likewise.
10543 (overlaps_hard_reg_set_p): Likewise.
10544 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10545 (note_btr_set): Use END_HARD_REGNO.
10546 * caller-save.c (setup_save_areas): Use end_hard_regno.
10547 (mark_set_regs): Use END_HARD_REGNO.
10548 (add_stored_regs): Use end_hard_regno.
10549 (mark_referenced_regs): Use add_to_hard_reg_set.
10550 * combine.c (update_table_tick): Use END_REGNO.
10551 (record_value_for_reg): Likewise.
10552 (record_dead_and_set_regs): Likewise.
10553 (get_last_value_validate): Likewise.
10554 (use_crosses_set_p): Likewise.
10555 (reg_dead_at_p_1): Likewise.
10556 (reg_dead_at_p): Likewise.
10557 (mark_used_regs_combine): Use add_to_hard_reg_set.
10558 (move_deaths): Use END_HARD_REGNO.
10559 (reg_bitfield_target_p): Use end_hard_regno.
10560 (distribute_notes): Use END_HARD_REGNO.
10561 * cse.c (mention_regs): Use END_REGNO.
10562 (insert): Use add_to_hard_reg_set.
10563 (invalidate): Use END_HARD_REGNO.
10564 (invalidate_for_call): Likewise.
10565 (exp_equiv_p): Use END_REGNO.
10566 (cse_insn): Likewise.
10567 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10568 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10569 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10570 * function.c (keep_stack_depressed): Use end_hard_regno.
10571 * global.c (global_alloc): Use end_hard_regno.
10572 (global_conflicts): Use add_to_hard_reg_set instead of
10574 (find_reg): Likewise.
10575 (mark_reg_store): Likewise.
10576 (mark_reg_conflicts): Likewise.
10577 (mark_reg_death): Use remove_from_hard_reg_set.
10578 (mark_reg_live_nc): Delete.
10579 (set_preference): Use end_hard_regno.
10580 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10581 remove_from_hard_reg_set.
10582 (post_mark_life): Use add_to_hard_reg_set.
10583 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10584 (reg_becomes_live): Use add_to_hard_reg_set.
10585 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10586 (peep2_find_free_register): Use add_to_hard_reg_set.
10587 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10588 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10589 * regrename.c (note_sets): Use add_to_hard_reg_set.
10590 (clear_dead_regs): Use remove_from_hard_reg_set.
10591 (regrename_optimize): Use add_to_hard_reg_set.
10592 (find_oldest_value_reg): Use in_hard_reg_set_p.
10593 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10594 (hard_reg_set_here_p): Use end_hard_regno.
10595 (decompose): Likewise.
10596 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10597 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10598 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10599 (mark_home_live): Use end_hard_regno.
10600 (spill_hard_reg): Likewise.
10601 (clear_reload_reg_in_use): Likewise.
10602 * reorg.c (delete_prior_computation): Use END_REGNO.
10603 * resource.c (update_live_status): Use END_HARD_REGNO.
10604 (mark_referenced_resources): Use add_to_hard_reg_set.
10605 (mark_set_resources): Likewise.
10606 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10607 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10608 (reg_overlap_mentioned_p): Likewise.
10609 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10610 (covers_regno_no_parallel_p): Use END_REGNO.
10611 (find_regno_note): Likewise.
10612 (find_reg_fusage): Use END_HARD_REGNO.
10613 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10614 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10616 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10618 * mode-switching.c (reg_dies): Change type of second argument to
10620 (optimize_mode_switching): Update accordingly.
10622 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10624 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10626 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10627 (hard_reg_set_empty_p): ...these new functions.
10628 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10629 GO_IF_HARD_REG_SUBSET.
10630 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10631 instead of GO_IF_HARD_REG_EQUAL.
10632 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10633 instead of GO_IF_HARD_REG_EQUAL.
10634 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10635 GO_IF_HARD_REG_SUBSET.
10636 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10637 GO_IF_HARD_REG_EQUAL.
10638 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10639 of GO_IF_HARD_REG_SUBSET.
10640 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10641 instead of GO_IF_HARD_REG_EQUAL.
10642 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10643 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10644 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10645 of GO_IF_HARD_REG_SUBSET,
10646 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10647 GO_IF_HARD_REG_SUBSET.
10648 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10649 instead of GO_IF_HARD_REG_EQUAL.
10650 * config/sh/sh.c (push_regs, calc_live_regs): Use
10651 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10652 (hard_regs_intersect_p): Delete.
10654 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10656 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10658 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10659 Richard Henderson <rth@redhat.com>
10661 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10663 (x86_64-*-*): Likewise.
10665 * i386/i386-modes.def (V2QI): New.
10667 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10669 (override_options): Support SSE4.1.
10670 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10671 (IX86_BUILTIN_BLENDPS): Likewise.
10672 (IX86_BUILTIN_BLENDVPD): Likewise.
10673 (IX86_BUILTIN_BLENDVPS): Likewise.
10674 (IX86_BUILTIN_PBLENDVB128): Likewise.
10675 (IX86_BUILTIN_PBLENDW128): Likewise.
10676 (IX86_BUILTIN_DPPD): Likewise.
10677 (IX86_BUILTIN_DPPS): Likewise.
10678 (IX86_BUILTIN_INSERTPS128): Likewise.
10679 (IX86_BUILTIN_MOVNTDQA): Likewise.
10680 (IX86_BUILTIN_MPSADBW128): Likewise.
10681 (IX86_BUILTIN_PACKUSDW128): Likewise.
10682 (IX86_BUILTIN_PCMPEQQ): Likewise.
10683 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10684 (IX86_BUILTIN_PMAXSB128): Likewise.
10685 (IX86_BUILTIN_PMAXSD128): Likewise.
10686 (IX86_BUILTIN_PMAXUD128): Likewise.
10687 (IX86_BUILTIN_PMAXUW128): Likewise.
10688 (IX86_BUILTIN_PMINSB128): Likewise.
10689 (IX86_BUILTIN_PMINSD128): Likewise.
10690 (IX86_BUILTIN_PMINUD128): Likewise.
10691 (IX86_BUILTIN_PMINUW128): Likewise.
10692 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10693 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10694 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10695 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10696 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10697 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10698 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10699 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10700 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10701 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10702 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10703 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10704 (IX86_BUILTIN_PMULDQ128): Likewise.
10705 (IX86_BUILTIN_PMULLD128): Likewise.
10706 (IX86_BUILTIN_ROUNDPD): Likewise.
10707 (IX86_BUILTIN_ROUNDPS): Likewise.
10708 (IX86_BUILTIN_ROUNDSD): Likewise.
10709 (IX86_BUILTIN_ROUNDSS): Likewise.
10710 (IX86_BUILTIN_PTESTZ): Likewise.
10711 (IX86_BUILTIN_PTESTC): Likewise.
10712 (IX86_BUILTIN_PTESTNZC): Likewise.
10713 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10714 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10715 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10716 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10717 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10718 (bdesc_ptest): New.
10719 (bdesc_sse_3arg): Likewise.
10720 (bdesc_2arg): Likewise.
10721 (bdesc_1arg): Likewise.
10722 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10724 (ix86_expand_sse_4_operands_builtin): New.
10725 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10726 smaller than 8 bits as the 2nd arg.
10727 (ix86_expand_sse_ptest): New.
10728 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10729 (ix86_expand_vector_set): Support SSE4.1.
10730 (ix86_expand_vector_extract): Likewise.
10732 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10733 __SSE4_1__ for -msse4.1.
10735 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10736 (UNSPEC_INSERTPS): Likewise.
10737 (UNSPEC_DP): Likewise.
10738 (UNSPEC_MOVNTDQA): Likewise.
10739 (UNSPEC_MPSADBW): Likewise.
10740 (UNSPEC_PHMINPOSUW): Likewise.
10741 (UNSPEC_PTEST): Likewise.
10742 (UNSPEC_ROUNDP): Likewise.
10743 (UNSPEC_ROUNDS): Likewise.
10745 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10747 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10748 (const_pow2_1_to_32768_operand): Likewise.
10750 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10753 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10755 (sse4_1_insertps): Likewise.
10756 (*sse4_1_extractps): Likewise.
10757 (sse4_1_ptest): Likewise.
10758 (sse4_1_mulv2siv2di3): Likewise.
10759 (*sse4_1_mulv4si3): Likewise.
10760 (*sse4_1_smax<mode>3): Likewise.
10761 (*sse4_1_umax<mode>3): Likewise.
10762 (*sse4_1_smin<mode>3): Likewise.
10763 (*sse4_1_umin<mode>3): Likewise.
10764 (sse4_1_eqv2di3): Likewise.
10765 (*sse4_1_pinsrb): Likewise.
10766 (*sse4_1_pinsrd): Likewise.
10767 (*sse4_1_pinsrq): Likewise.
10768 (*sse4_1_pextrb): Likewise.
10769 (*sse4_1_pextrb_memory): Likewise.
10770 (*sse4_1_pextrw_memory): Likewise.
10771 (*sse4_1_pextrq): Likewise.
10772 (sse4_1_blendpd): Likewise.
10773 (sse4_1_blendps): Likewise.
10774 (sse4_1_blendvpd): Likewise.
10775 (sse4_1_blendvps): Likewise.
10776 (sse4_1_dppd): Likewise.
10777 (sse4_1_dpps): Likewise.
10778 (sse4_1_movntdqa): Likewise.
10779 (sse4_1_mpsadbw): Likewise.
10780 (sse4_1_packusdw): Likewise.
10781 (sse4_1_pblendvb): Likewise.
10782 (sse4_1_pblendw): Likewise.
10783 (sse4_1_phminposuw): Likewise.
10784 (sse4_1_extendv8qiv8hi2): Likewise.
10785 (*sse4_1_extendv8qiv8hi2): Likewise.
10786 (sse4_1_extendv4qiv4si2): Likewise.
10787 (*sse4_1_extendv4qiv4si2): Likewise.
10788 (sse4_1_extendv2qiv2di2): Likewise.
10789 (*sse4_1_extendv2qiv2di2): Likewise.
10790 (sse4_1_extendv4hiv4si2): Likewise.
10791 (*sse4_1_extendv4hiv4si2): Likewise.
10792 (sse4_1_extendv2hiv2di2): Likewise.
10793 (*sse4_1_extendv2hiv2di2): Likewise.
10794 (sse4_1_extendv2siv2di2): Likewise.
10795 (*sse4_1_extendv2siv2di2): Likewise.
10796 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10797 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10798 (sse4_1_zero_extendv4qiv4si2): Likewise.
10799 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10800 (sse4_1_zero_extendv2qiv2di2): Likewise.
10801 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10802 (sse4_1_zero_extendv4hiv4si2): Likewise.
10803 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10804 (sse4_1_zero_extendv2hiv2di2): Likewise.
10805 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10806 (sse4_1_zero_extendv2siv2di2): Likewise.
10807 (*sse4_1_zero_extendv2siv2di2): Likewise.
10808 (sse4_1_roundpd): Likewise.
10809 (sse4_1_roundps): Likewise.
10810 (sse4_1_roundsd): Likewise.
10811 (sse4_1_roundss): Likewise.
10812 (mulv4si3): Don't expand for SSE4.1.
10813 (smax<mode>3): Likewise.
10814 (umaxv4si3): Likewise.
10815 (uminv16qi3): Likewise.
10816 (umin<mode>3): Likewise.
10817 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10819 * doc/extend.texi: Document SSE4.1 built-in functions.
10821 * doc/invoke.texi: Document -msse4.1.
10823 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10825 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10826 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10827 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10828 (ASM_SPEC): Add asm_pcrel_spec.
10829 (EXTRA_SPECS): Add asm_pcrel_spec.
10831 2007-05-21 David Daney <ddaney@avtrex.com>
10833 * doc/install.texi (Building a cross compiler): Add requirements
10834 for Java cross compiler.
10836 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
10838 PR middle-end/31995
10839 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
10840 Add loopno argument. Use evolution_function_is_invariant_rec_p
10841 instead of evolution_function_is_constant_p.
10842 Update calls to evolution_function_is_affine_multivariate_p.
10843 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
10844 Add loopno argument.
10845 * tree-scalar-evolution.c (gather_chrec_stats): Call
10846 evolution_function_is_affine_multivariate_p with a loop
10848 * tree-data-ref.c (analyze_miv_subscript): Likewise.
10849 (analyze_overlapping_iterations): Likewise.
10850 (access_functions_are_affine_or_constant_p): Likewise.
10851 (build_classic_dist_vector_1): If the access functions
10852 are equal, don't do anything.
10854 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
10855 Paolo Carlini <pcarlini@suse.de>
10856 Uros Bizjak <ubizjak@gmail.com>
10858 * c-cppbuiltin.c (c_cpp_builtins): Define
10859 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
10860 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
10861 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
10862 * doc/cpp.texi ([Standard Predefined Macros]): Document.
10864 2007-05-21 Mike Stump <mrs@apple.com>
10866 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
10868 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10870 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
10872 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
10873 implementation if __OPTIMIZE__ is not defined.
10874 (_mm_alignr_pi8): Ditto.
10875 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10876 (_mm_inserti_si64): Ditto.
10877 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10878 (_mm_slli_epi16): Ditto.
10879 (_mm_slli_epi32): Ditto.
10880 (_mm_slli_epi64): Ditto.
10881 (_mm_srai_epi16): Ditto.
10882 (_mm_srai_epi32): Ditto.
10883 (_mm_srli_si128): Ditto.
10884 (_mm_slli_si128): Ditto.
10885 (_mm_srli_epi16): Ditto.
10886 (_mm_srli_epi32): Ditto.
10887 (_mm_srli_epi64): Ditto.
10888 (_mm_extract_epi16): Ditto.
10889 (_mm_insert_epi16): Ditto.
10890 (_mm_shufflehi_epi16): Ditto.
10891 (_mm_shufflelo_epi16): Ditto.
10892 (_mm_shuffle_epi32): Ditto.
10893 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
10894 (_m_pextrw): Ditto.
10895 (_mm_insert_pi16): Ditto.
10896 (_m_pinsrw): Ditto.
10897 (_mm_shuffle_pi16): Ditto.
10898 (_m_pshufw): Ditto.
10899 (_mm_shufle_ps): Ditto.
10900 (_mm_prefetch): Ditto.
10902 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
10904 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
10905 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
10906 * real.c (encode_i370_single, decode_i370_single,
10907 encode_i370_double, decode_i370_double): Functions removed.
10908 (i370_single_format, i370_double_format): Initializations removed.
10909 (real_maxval, round_for_format, exact_real_truncate, significand_size):
10910 Consider the log2_b field to always be one.
10911 (ieee_single_format, mips_single_format, coldfire_single_format,
10912 ieee_double_format, mips_double_format, coldfire_double_format,
10913 ieee_extended_motorola_format, ieee_extended_intel_96_format,
10914 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
10915 ibm_extended_format, mips_extended_format, ieee_quad_format,
10916 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
10917 decimal_single_format, decimal_double_format, decimal_quad_format,
10918 c4x_single_format, c4x_extended_format, real_internal_format): Remove
10919 initialization of log2_b.
10920 * real.h (i370_single_format, i370_double_format): Declarations
10922 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
10923 field to always be one.
10925 2007-05-21 Andreas Schwab <schwab@suse.de>
10927 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
10928 NOTE_INSN_BASIC_BLOCK_P.
10929 (process_for_unwind_directive): Likewise.
10931 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
10933 * builtins.c (expand_builtin_setjmp_setup): Update comment.
10934 * function.h (struct function): Move va_list_gpr_size,
10935 va_list_fpr_size, function_frequency to front of bitfields. Add
10937 (current_function_calls_unwind_init): New.
10938 * except.c (expand_builtin_unwind_init): Set
10939 current_function_calls_unwind_init not
10940 current_function_has_nonlocal_label.
10941 * reload1.c (has_nonexceptional_receiver): New.
10942 (reload): Use it and current_function_calls_unwind_init to
10943 determine whether call-saved regs must be saved.
10945 2007-05-20 Jan Hubicka <jh@suse.cz>
10947 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
10948 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10949 * ddg.c (create_ddg): LIkewise.
10950 * final.c (final): Remove hunk moving line number notes around since
10951 they are no longer present at this stage.
10952 (final_scan_insn): Use NOTE_KIND instead of
10953 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10954 (output_asm_label): Likewise.
10955 * reorg.c (dbr_schedule): Likewise.
10956 * haifa-sched.c (unlink_other_notes): Likewise.
10957 * mode-switching.c (optimize_mode_switching): Likewise.
10958 * graph.c (start_bb): Likewise.
10959 * rtl.def (NOTE): Update description.
10960 * jump.c (squeeze_notes): Delete.
10961 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
10962 NOTE_INSN_BASIC_BLOCK_P when possible.
10963 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
10964 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
10965 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
10966 (dwarf2out_var_location): Likewise.
10967 * cfgbuild.c (make_edges): Likewise.
10968 (find_basic_blocks_1): Likewise.
10969 * function.c (reorder_blocks_1): Likewise.
10970 (epilogue_done): Likewise.
10971 (reposition_prologue_and_epilogue_notes): Likewise.
10972 * print-rtl.c (print_rtx): Likewise; drop code for printing
10974 (print_rtl): Likewise.
10975 (print_rtl_single): Likewise.
10976 * gcse.c (insert_insn_start_bb): Likewise.
10977 * alias.c (init_alias_analysis): Likewise.
10978 * calls.c (fixup_tail_calls): Likewise.
10979 * except.c (sjlj_emit_function_enter): Likewise.
10980 * emit-rtl.c (add_insn_after): Likeiwse.
10981 (emit_label_before): Likewise.
10982 (emit_label_after): Likewise.
10983 (emit_note_before, emit_note_after, emit_note): Update
10984 parameter to be enum insn_note; do not deal with source
10986 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10987 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10989 (merge_blocks_move_successor_nojumps): Simplify now when
10990 we don't have BLOCK notes.
10991 (try_optimize_cfg): Likewise.
10992 * cfglayout.c (skip_insns_after_block): Likewise.
10993 (record_effective_endpoints): Likewise.
10994 (duplicate_insn_chain): Likewise.
10995 * varasm.c (output_constant_pool_1): Likewise.
10996 * sched-deps.c (sched_analyze): Likewise.
10997 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10999 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11000 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11001 (SET_INSN_DELETED): Simplify.
11002 (NOTE_LINE_NUMBER): Exterminate.
11003 (NOTE_LINE_KIND): New.
11004 (NOTE_INSN_BASIC_BLOCK_P): Update.
11005 (enum insn_note): Simplify.
11006 (GET_NOTE_INSN_NAME) Simplify.
11007 (emit_note_before, emit_note_after, emit_note): Update prototype.
11008 (squeeze_notes): Remove.
11009 * sched-int.h (NOTE_NOT_BB_P): Update.
11010 * resource.c (mark_target_live_regs): Update.
11011 * sched-rgn.c (debug_dependencies): Update.
11012 * sched-vis.c (print_insn): Update.
11013 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11014 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11015 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11016 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11017 (split_branches): Update.
11018 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11020 (sh_adjust_unroll_max): Exterminate.
11021 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11022 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11023 (m68hc11_reorg): Likewise.
11024 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11025 (emit_predicate_relation_info): Update.
11026 (process_for_unwind_directive): Update.
11027 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11028 (output_call): Update.
11029 * config/pa/pa.c (output_lbranch): Update.
11030 (output_millicode_call): Update.
11031 (output_call): Update.
11032 (pa_combine_instructions): Update.
11033 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11034 * config/bfin/bfin.c (gen_one_bundle): Update.
11035 * cfgrtl.c (can_delete_note_p): Update.
11036 (delete_insn): Update.
11037 (rtl_merge_blocks): Update.
11038 (commit_one_edge_insertion): Update.
11039 (rtl_verify_flow_info): Update.
11040 * stmt.c (expand_case): Do not call squeeze_notes.
11042 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11049 * c.opt (Wtype-limits): New.
11050 * doc/invoke.texi (Wtype-limits): Document it.
11051 (Wextra): Enabled by -Wextra.
11052 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11053 * c-common.c (shorten_compare): Warn with Wtype-limits.
11055 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11057 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11058 inlined function, not as a macro.
11059 (_mm_alignr_pi8): Ditto.
11060 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11061 (_mm_inserti_si64): Ditto.
11062 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11063 (_mm_extract_epi16): Ditto.
11064 (_mm_insert_epi16): Ditto.
11065 (_mm_shufflehi_epi16): Ditto.
11066 (_mm_shufflelo_epi16): Ditto.
11067 (_mm_shuffle_epi32): Ditto.
11068 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11069 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11071 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11073 (_m_to_float): Use C89 compatible assignment.
11075 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11078 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11080 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11083 * doc/invoke.texi (Wreturn-type): Complete description.
11084 (Wextra): Delete item about return-type warning.
11085 * c-decl.c: Delete redundant Wextra warning.
11087 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11090 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11091 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11092 inlined function, not as a macro.
11093 (_mm_prefetch): Ditto.
11094 (_m_pextrw): Ditto.
11095 (_mm_insert_pi16): Ditto.
11096 (_m_pinsrw): Ditto.
11097 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11098 (_m_pshufw): Ditto. Add const to __N argument.
11099 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11100 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11101 (_mm_slli_epi32): Ditto.
11102 (_mm_srli_si128): Implement as always inlined function, not as a
11103 macro. Add __inline to function declaration.
11104 (_mm_slli_si128): Ditto.
11106 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11108 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11109 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11111 (struct fenv): New structure.
11112 (FP_HANDLE_EXCEPTIONS): New define.
11113 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11114 (_FP_DECL_EXP): New define.
11115 (FP_INIT_ROUNDMODE): New define.
11116 (FP_ROUNDMODE): New define.
11118 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11120 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11121 (Wconversion): Update description.
11122 (Wconversion-sign): New.
11123 * c.opt (Wconversion-sign): New.
11124 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11125 means disabled for C++. Otherwise, take the status of Wconversion.
11126 * c-common.c (conversion_warning): Warn with either Wconversion or
11128 (warnings_for_convert_and_check): Conditions are already checked by
11129 conversion_warning.
11130 (convert_and_check): Don't check warnings if the conversion failed.
11132 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11133 Anatoly Sokolov <aesok@dol.ru>
11135 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11136 avr_epilogue_uses) : Add declaration.
11137 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11138 * config/avr/constraints.md (R): New constraint.
11139 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11140 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11141 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11142 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11143 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11144 call_prologue_saves, epilogue_restores, return_from_epilogue,
11145 return_from_main_epilogue, return_from_interrupt_epilogue,
11146 return_from_naked_epilogue, prologue, epilogue): New patterns.
11147 (jump): Handle symbol reference.
11148 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11149 avr_output_function_prologue, avr_output_function_epilogue): Remove
11151 (avr_init_machine_status, expand_prologue, expand_epilogue,
11152 avr_asm_function_end_prologue, avr_epilogue_uses,
11153 avr_asm_function_begin_epilogue): New functions.
11154 (prologue_size, epilogue_size, jump_tables_size): Remove global
11156 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11157 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11158 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11159 (avr_override_options): Initialise init_machine_status.
11160 (output_movhi): Handle all stack pointer loads.
11161 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11162 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11163 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11164 (EPILOGUE_USES) Redefine.
11165 (machine_function) Declare.
11167 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11169 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11170 Use a single return statement.
11172 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11174 PR middle-end/30250
11175 * builtins.c (do_mpfr_lgamma_r): New.
11176 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11177 * tree.h (CASE_FLT_FN_REENT): New.
11179 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11181 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11182 (output_die): Use 'unsigned long' with %x.
11183 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11184 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11185 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11187 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11189 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11194 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11195 true if function has no argument.
11197 2007-05-18 DJ Delorie <dj@redhat.com>
11199 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11200 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11202 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11204 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11205 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11206 count_trailing_zeros.
11207 (__i386__): Implement count_leading_zeros using __builtin_clz().
11208 Implement count_trailing_zeros usign __builtin_ctz().
11210 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11212 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11214 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11216 PR middle-end/31344
11217 * expr.c (emit_move_change_mode): Change mode of push operands here.
11219 2007-05-17 Ian Lance Taylor <iant@google.com>
11221 PR tree-optimization/31953
11222 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11223 Change all callers.
11224 (set_value_range_to_null): Call set_value_range_to_value.
11225 (extract_range_from_comparison): Likewise.
11227 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11229 * toplev.c (print_version): Output GMP/MPFR version info.
11231 * builtins.c (CASE_MATHFN_REENT): New macro.
11232 (mathfn_built_in): Use it.
11233 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11234 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11235 BUILT_IN_LGAMMAL_R): New.
11236 * doc/extend.texi: Document new builtins.
11238 PR middle-end/31796
11239 * builtins.c (do_mpfr_remquo): New.
11240 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11241 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11243 PR middle-end/30251
11244 * builtins.c (fold_builtin_1): Handle y0, y1.
11245 (fold_builtin_2): Handle yn.
11247 PR middle-end/30251
11248 * builtins.c (do_mpfr_bessel_n): New.
11249 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11250 (fold_builtin_2): Handle BUILT_IN_JN.
11252 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11255 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11256 TYPE_PRECISION (intmax_type_node).
11258 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11261 * reload.c (subst_reloads): Remove checking.
11263 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11265 PR rtl-optimization/31691
11266 * combine.c (simplify_set): Build a new src pattern instead of
11267 substituting its operands in the COMPARE case.
11269 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11271 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11272 (execute_vrp): Preserve loops through jump threading.
11273 * tree-ssa-threadupdate.c (thread_single_edge,
11274 dbds_continue_enumeration_p, determine_bb_domination_status,
11275 thread_through_loop_header): New functions.
11276 (create_edge_and_update_destination_phis,
11277 create_edge_and_update_destination_phis): Set loops for the new blocks.
11278 (prune_undesirable_thread_requests): Removed.
11279 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11281 (thread_block): Do not call prune_undesirable_thread_requests.
11283 (mark_threaded_blocks): Select edges to thread here.
11284 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11285 Thread edges through loop headers independently.
11286 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11287 * tree-pass.h (TODO_mark_first_instance): New.
11288 (first_pass_instance): Declare.
11289 * cfghooks.c (duplicate_block): Put the block to the original loop
11290 if copy is not specified.
11291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11292 jump threading. Pass may_peel_loop_headers to
11293 thread_through_all_blocks according to first_pass_instance.
11294 * cfgloop.h (create_preheader): Declare.
11295 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11296 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11297 * passes.c (first_pass_instance): New variable.
11298 (next_pass_1): Set TODO_mark_first_instance.
11299 (execute_todo): Set first_pass_instance.
11301 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11303 PR tree-optimization/24659
11304 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11305 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11306 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11307 OTI_vec_pack_ufix_trunc.
11308 (vec_unpacks_float_hi_optab): Define new macro.
11309 (vec_unpacks_float_lo_optab): Ditto.
11310 (vec_unpacku_float_hi_optab): Ditto.
11311 (vec_unpacku_float_lo_optab): Ditto.
11312 (vec_pack_sfix_trunc_optab): Ditto.
11313 (vec_pack_ufix_trunc_optab): Ditto.
11314 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11315 and vec_pack_[s|u]fix_trunc_optab using
11316 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11317 * tree-vectorizer.c (supportable_widening_operation): Handle
11318 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11319 (supportable_narrowing_operation): New function.
11320 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11321 * tree-vect-transform.c (vectorizable_conversion): Handle
11322 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11323 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11324 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11325 to check for target support.
11326 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11327 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11328 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11329 for VEC_PACK_FIX_TRUNC_EXPR.
11330 (expand_binop): Special case mode of the result for
11331 vec_pack_[u|s]fix_trunc_optab.
11332 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11333 vec_pack_[u|s]fix_trunc_optab.
11335 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11336 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11337 * tree-pretty-print.c (dump_generic_node): Handle
11338 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11339 VEC_PACK_FIX_TRUNC_EXPR.
11341 * expr.c (expand_expr_real_1): Ditto.
11342 * tree-inline.c (estimate_num_insns_1): Ditto.
11343 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11345 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11346 (vec_unpacks_float_lo_v8hi): Ditto.
11347 (vec_unpacku_float_hi_v8hi): Ditto.
11348 (vec_unpacku_float_lo_v8hi): Ditto.
11349 (vec_unpacks_float_hi_v4si): Ditto.
11350 (vec_unpacks_float_lo_v4si): Ditto.
11351 (vec_pack_sfix_trunc_v2df): Ditto.
11353 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11355 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11356 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11357 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11358 [vec_pack_ufix_trunc]: Ditto.
11359 [vec_unpacks_float_hi]: Ditto.
11360 [vec_unpacks_float_lo]: Ditto.
11361 [vec_unpacku_float_hi]: Ditto.
11362 [vec_unpacku_float_lo]: Ditto.
11364 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11366 * soft-fp/README: Update for new files.
11367 * soft-fp/floattisf.c: New file.
11368 * soft-fp/floattidf.c: New file.
11369 * soft-fp/floattitf.c: New file.
11370 * soft-fp/floatuntisf.c: New file.
11371 * soft-fp/floatuntidf.c: New file.
11372 * soft-fp/floatuntitf.c: New file.
11373 * soft-fp/fixsfti.c: New file.
11374 * soft-fp/fixdfti.c: New file.
11375 * soft-fp/fixtfti.c: New file.
11376 * soft-fp/fixunssfti.c: New file.
11377 * soft-fp/fixunsdfti.c: New file.
11378 * soft-fp/fixunstfti.c: New file.
11379 * soft-fp/extendxftf.c: New file.
11380 * soft-fp/trunctfxf.c: New file.
11382 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11383 (__trunctfxf2): Ditto.
11385 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11386 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11387 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11388 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11389 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11390 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11392 * config/i386/t-fprules-softfp64: New file.
11393 * config/i386/sfp-machine.h: New file.
11394 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11395 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11396 and soft-fp/t-softfp to tmake_file.
11397 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11398 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11400 * config/i386/t-linux64 (softfp_wrap_start): New.
11401 (softfp_wrap_end): New.
11402 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11403 supported for TARGET_64BIT.
11405 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11407 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11408 c_common_unsigned_type behavior.
11410 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11412 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11415 2007-05-16 Eric Christopher <echristo@apple.com>
11417 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11418 saving after stack push. Set sp_offset whenever we push.
11419 (rs6000_emit_epilogue): Move altivec register restore before
11422 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11424 * configure.ac: Allow sysroots to be relocated under $prefix as
11425 well as $exec_prefix.
11426 * configure: Regenerate.
11428 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11432 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11434 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11435 (gcc_tooldir): Likewise.
11436 * configure: Regenerate.
11437 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11438 old configure.ac gcc_tooldir setting.
11439 (prefix_to_exec_prefix): New variable.
11440 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11441 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11443 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11445 * c-typeck.c (build_binary_op): Return early for error.
11447 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11449 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11450 struct nb_iter_bound.
11451 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11452 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11453 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11454 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11455 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11456 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11457 (del_scev_info): Use ggc_free.
11458 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11459 * loop-init.c: Include ggc.h.
11460 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11461 (loop_optimizer_finalize): Use ggc_free.
11462 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11463 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11464 pass_iv_optimize): Add TODO_ggc_collect.
11465 * function.h (struct function): Remove skip marker from
11467 * cfgloop.c: Include ggc.h.
11468 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11470 (establish_preds): Vector superloops is gc allocated.
11471 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11473 (flow_loops_find): Vector larray is gc allocated.
11474 (loop_exit_free): Use ggc_free.
11475 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11476 that head of exits list is now not a part of struct loop.
11477 (record_loop_exits): Allocate exits table in gc memory.
11478 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11479 that head of exits list is now not a part of struct loop.
11480 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11481 struct loop_exit): Add GTY marker.
11482 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11483 Add skip marker to aux field. Make head of exits list a separate
11485 (struct loops): Add GTY marker. Make larray vector gc allocated.
11486 Add param marker to exits table.
11487 (get_loops): Type changed.
11488 * Makefile.in (tree-scalar-evolution.o): Add
11489 gt-tree-scalar-evolution.h dependency.
11490 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11491 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11492 * basic-block.h (struct basic_block_def): Remove skip marker from
11495 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11497 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11498 of 0 in the call to expand_expr().
11499 (expand_builtin_mathfn_3): Ditto.
11500 (expand_builtin_interclass_mathfn): Ditto.
11501 (expand_builtin_cexpi): Ditto.
11502 (expand_builtin_int_roundingfn): Ditto.
11503 (expand_builtin_int_roundingfn_2): Ditto.
11504 (expand_builtin_pow): Ditto.
11505 (expand_builtin_powi): Ditto.
11506 (expand_builtin_bswap): Ditto.
11507 (expand_builtin_unop): Ditto.
11508 (expand_builtin_fabs): Ditto.
11509 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11510 the call to expand_expr().
11511 (expand_builtin_sync_operation): Ditto.
11512 (expand_builtin_compare_and_swap): Ditto.
11513 (expand_builtin_lock_test_and_set): Ditto.
11514 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11515 instead of 0 in the call to expand_expr().
11516 (expand_builtin_extract_return_addr): Ditto.
11517 (expand_builtin_eh_return): Ditto.
11518 (expand_eh_return): Ditto.
11519 * explow.c (expr_size): Ditto.
11520 * expr.c (optimize_bitfield_assignment_op): Ditto.
11521 (expand_assignement): Ditto.
11522 (store_expr): Ditto.
11523 (store_field): Ditto.
11524 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11525 the call to expand_expr().
11526 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11527 in the call to expand_expr().
11528 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11529 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11530 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11532 * optabs.c (expand_vec_shift_expr): Ditto.
11533 (expand_vec_cond_expr): Ditto.
11534 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11535 call to expand_expr().
11536 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11537 in the call to expand_expr().
11539 2007-05-14 Dave Korn <dave.korn@artimi.com>
11541 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11543 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11545 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11546 instead of c_common_unsigned_type.
11547 (c_common_unsigned_type): Remove.
11548 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11549 c_common_unsigned_type.
11550 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11551 c_common_unsigned_type.
11552 * c-common.h (c_common_unsigned_type): Remove.
11553 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11554 c_common_unsigned_type.
11555 * c-format.c (check_format_types): Use unsigned_type_for instead of
11556 c_common_unsigned_type.
11557 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11558 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11559 of c_common_unsigned_type.
11560 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11561 lang_hooks.types.unsigned_type.
11562 * expmed.c (make_tree): Use unsigned_type_for instead of
11563 lang_hooks.types.unsigned_type.
11564 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11565 lang_hooks.types.unsigned_type.
11566 (build_range_check): Likewise.
11567 (fold_unary): Likewise.
11568 (fold_binary): Likewise.
11569 (fold_ternary): Likewise.
11570 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11571 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11572 * tree.c (get_unsigned_type): New.
11573 (unsigned_type_for): Use get_unsigned_type instead of
11574 lang_hooks.types.unsigned_type.
11576 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11578 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11579 to m68k_get_function_kind. Update its prototype.
11580 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11582 (m68k_interrupt_function_p): Return enum m68k_function_type
11583 instead of bool. Rename to m68k_get_function_kind.
11584 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11585 target is not fido.
11586 (m68k_compute_frame_layout): Don't mark any register for save
11587 if an interrupt_thread attribute is specified.
11588 (m68k_hard_regno_rename_ok): Update a use of
11589 m68k_interrupt_function_p.
11590 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11591 m68k_interrupt_function_p.
11592 (m68k_function_type): New.
11593 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11594 for a function with an interrupt_thread attribute.
11595 * doc/extend.texi: Document the interrupt_thread attribute.
11597 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11599 Fix PR tree-optimization/31911
11600 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11601 if they didn't change the expression.
11603 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11605 * tree-scalar-evolution.c (resolve_mixers): Exported.
11606 * tree-scalar-evolution.h (resolve_mixers): Declare.
11607 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11608 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11609 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11610 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11611 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11612 strip_conversion, analyze_offset_expr, address_analysis,
11613 object_analysis, analyze_offset): Removed.
11614 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11615 split_constant_offset, canonicalize_base_object_address,
11616 object_address_invariant_in_loop_p, disjoint_objects_p,
11617 dr_may_alias_p, dr_address_invariant_p): New functions.
11618 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11619 and dr_analyze_alias.
11620 (initialize_data_dependence_relation): Use dr_may_alias_p
11621 and object_address_invariant_in_loop_p.
11622 (compute_self_dependence): Handle the case when
11623 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11624 (find_data_references_in_stmt): Restrict the analysis of data
11625 references to the given loop nest.
11626 (find_data_references_in_loop): Made static. Pass loop nest to
11627 find_data_references_in_stmt.
11628 (compute_data_dependences_for_loop): Use DR_VOPS.
11629 (free_data_ref): Free DR_VOPS.
11630 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11631 (struct innermost_loop_behavior): ... new.
11632 (struct base_object_info): Replaced by ...
11633 (struct indices): ... new.
11634 (struct dr_alias): New.
11635 (enum data_ref_type): Removed.
11636 (struct data_reference): Consist of struct innermost_loop_behavior,
11637 struct indices and struct dr_alias.
11638 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11639 (DR_MEMTAG): Renamed to ...
11640 (DR_SYMBOL_TAG): ... this.
11641 (find_data_references_in_loop): Declaration removed.
11642 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11643 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11644 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11645 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11647 2007-05-13 Revital Eres <eres@il.ibm.com>
11649 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11650 which walks virtual def-use chains to find redundant stores.
11651 (dse_optimize_stmt): Call it.
11653 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11655 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11656 * passes.c (init_optimization_passes): Move pass_jump_bypass
11659 * basic-block.h (bb_has_eh_pred): Fix style issue.
11661 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11663 PR rtl-optimization/31848
11664 * loop-invariant.c (move_invariant_reg): If we move an insn
11665 with a REG_EQUAL note, and that insn is not always executed,
11666 remove the REG_EQUAL note.
11668 2007-05-12 Richard Guenther <rguenther@suse.de>
11670 PR tree-optimization/31797
11671 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11672 propagate into a stmt that has volatile ops.
11674 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11676 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11677 (gcc_tooldir): Likewise.
11678 * configure: Regenerate.
11679 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11680 old configure.ac gcc_tooldir setting.
11681 (prefix_to_exec_prefix): New variable.
11682 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11683 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11685 2007-05-11 Silvius Rus <rus@google.com>
11687 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11688 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11689 * c-common.h (strict_aliasing_warning): Change return type.
11690 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11691 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11692 (build_c_cast): Condition call to strict_aliasing_warning.
11693 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11694 * flags.h (set_Wstrict_aliasing): Declare.
11695 * opts.c (set_Wstrict_alising): Define, add call to.
11696 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11697 * tree-ssa-alias-warnings.c: New file.
11698 * tree-ssa-alias.c (compute_may_aliases): Add call to
11699 strict_aliasing_warning_backend.
11701 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11703 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11704 Use loop_depth and loop_outer accessor functions.
11705 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11706 determine_invariantness_stmt, move_computations_stmt): Ditto.
11707 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11708 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11709 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11710 * tree-scalar-evolution.c (interpret_loop_phi,
11711 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11712 instantiate_parameters_1, scev_const_prop): Ditto.
11713 * cfghooks.c (make_forwarder_block): Ditto.
11714 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11715 * modulo-sched.c (loop_canon_p): Ditto.
11716 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11717 slpeel_can_duplicate_loop_p): Ditto.
11718 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11719 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11720 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11721 cancel_loop, verify_loop_structure): Ditto.
11722 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11723 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11724 superloops vector instead of "pred" array.
11725 (establish_preds): Take father loop as an argument. Initialize the
11727 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11728 Do not initialize loop->outer.
11729 (flow_loop_tree_node_remove): Truncate the superloops vector.
11730 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11731 "pred" merged to "superloops" vector.
11732 (loop_depth, loop_outer): New.
11733 (fel_init): Use loop_outer.
11735 2007-05-11 Jan Hubicka <jh@suse.cz>
11737 * cgraphunit.c: Include gt-cgraphunit.h
11738 (static_ctors, static_dtors): New static vars.
11739 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11740 based on implementation in c-common.c
11741 (cgraph_finalize_function): Call record_cdtor_fn.
11742 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11743 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11744 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11745 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11746 build_cdtor, c_build_cdtor_fns): Remove.
11747 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11748 c_build_cdtor_fns): Remove prototype.
11750 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11753 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11754 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11755 * builtins.c (fold_builtin_memchr): New.
11756 (expand_builtin_memchr): Call the latter.
11757 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11758 * doc/extend.texi ([Other built-in functions provided by GCC]):
11761 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11763 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11764 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11765 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11766 PFPO_OP1_TYPE_SHIFT): Constants added.
11767 (DFP_ALL): Mode macro defined.
11768 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11769 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11770 Insn definitions added.
11771 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11772 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11775 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11777 PR tree-optimization/31885
11778 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11779 NULL_TREE to be undetermined.
11780 (automatically_generated_chrec_p): Return false for NULL.
11782 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11784 * config/bfin/bfin.h (MOVE_RATIO): Define.
11786 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11788 * config.gcc (sparc-wrs-vxworks): New target.
11789 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11790 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11791 * config/sparc/sparc.h: Include vxworks-dummy.h.
11792 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11793 include LABEL_REFs too.
11794 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11795 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11797 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11799 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11800 (sparc_emit_call_insn): New function.
11801 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11802 functions when generating VxWorks PIC.
11803 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11804 (call, call_value): Use sparc_emit_call_insn instead of
11807 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11809 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11811 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11813 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11814 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11815 split_double instead of operand_subword.
11817 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11819 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11820 * config/bfin/bfin.c (bfin_local_alignment): New function.
11821 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11823 2007-05-08 Chao-ying Fu <fu@mips.com>
11825 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11826 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11827 (smsub_widen_optab, umsub_widen_optab): Define.
11828 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11830 * genopinit.c (optabs): Fill in smsub_widen_optab and
11832 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11833 and umsub_widen_optab to implement multiply-subtract sequences.
11834 * config/mips/mips.md (*msac<u>_di): Rename to...
11835 (<u>msubsidi4): ...this. Extend condition to include
11836 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11837 of operand 0 to "ka" and use the three-operand form of msub<u>
11839 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
11842 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11844 PR rtl-optimization/28011
11845 * reload.c (push_reload): Set dont_share if IN appears in OUT
11846 also when IN is a PLUS rtx.
11847 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
11850 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11852 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
11853 call unshare_all_decls.
11854 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
11855 (unshare_all_decls): Remove.
11857 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
11860 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
11863 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
11864 Nigel Stephens <nigel@mips.com>
11866 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
11867 Update comments and all uses.
11868 (MIN_FPRS_PER_FMT): Define.
11869 * config/mips/mips.c (function_arg): Fix to correctly handle
11870 the -mips32r2 -mfp64 -mabi=32 case.
11871 (override_options): Enable use of odd-numbered registers for
11872 SFmode values on MIPS32.
11873 (mips_save_reg_p): Save whole floating-point register pair if
11874 either half is used.
11875 (compute_frame_size): Fix comment.
11877 2007-05-08 Jie Zhang <jie.zhang@analog.com>
11879 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
11880 argument of type bool.
11881 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
11882 argument. Safely select temporary P register according to it.
11883 (do_link): Change call site of add_to_reg accordingly.
11884 (do_unlink): Add epilogue_p as a fourth argument and pass it
11886 (expand_interrupt_handler_epilogue): Change call of do_unlink
11888 (bfin_expand_prologue): Add a third argument sibcall_p.
11889 * config/bfin/bfin.md (epilogue): Change call of
11890 bfin_expand_epilogue accordingly.
11891 (sibcall_epilogue): Likewise.
11892 (eh_return_internal): Likewise.
11894 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
11895 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
11896 * config/bfin/bfin.c (bfin_handle_option): Handle
11897 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
11898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
11899 Support bf534, bf536 and bf561.
11900 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
11902 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
11905 * config/i386/i386.c (ix86_function_regparm): Process local
11906 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
11908 2007-05-07 Mike Stump <mrs@apple.com>
11910 * doc/invoke.texi (Warning Options): Document that -Wempty-body
11911 also checks for and while statements in C++.
11913 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
11915 * gcc.c (at_file_supplied): New variable.
11916 (main): Set it if we expanded argv.
11917 (do_spec_1): Pass an @-file to the linker if we were called with
11918 an @-file argument and HAVE_GNU_LD.
11919 * collect2.c (at_file_supplied): New variable.
11920 (response_file): New variable.
11921 (collect_exit): Unlink response_file if necessary.
11922 (handler): Likewise.
11923 (do_wait): Likewise.
11924 (main): Set at_file_supplied if we expanded argv.
11925 (collect_execute): Pass an @-file to subprocesses if we were called
11926 with an @-file argument.
11927 * configure.ac: Add define for HAVE_GNU_LD.
11928 * configure: Regenerate.
11929 * config.in: Regenerate.
11931 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
11933 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
11934 operand to HI mode.
11939 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
11941 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
11942 (TARGET_ENCODE_SECTION_INFO): Re-define.
11943 (m32c_encode_section_info): New
11944 (function_vector_handler): New
11945 (current_function_special_page_vector): New
11946 (m32c_special_page_vector_p): New.
11947 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
11949 * config/m32c/jump.md: Added instruction JSRS for functions
11950 with attribute "function_vector".
11951 * doc/extend.texi (function_vector): Added description
11952 for M16C, M32C targets.
11954 2007-05-07 DJ Delorie <dj@redhat.com>
11957 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
11958 ashrpsi3, lshrpsi3): Update shift count constraint.
11960 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
11961 Nathan Froyd <froydnj@codesourcery.com>
11964 * c-incpath.c (add_path): Strip trailing path separators.
11966 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
11968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
11969 Free dominance info before purging EH edges.
11970 (eliminate_degenerate_phis): Likewise.
11971 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
11973 2007-05-07 Jan Hubicka <jh@suse.cz>
11975 * gimplify.c (gimplify_expr): Do not crash when folding
11976 (void *)(int)&a + 4.
11978 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11981 * c-opts.c (lang_fortran): Make it non static.
11982 * c-common.h (lang_fortran): New prototype.
11983 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11984 -lang-fortran option was passed by the driver.
11986 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11988 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11989 of ASSERT_CHECKING. Tweak message.
11991 2007-05-06 Revital Eres <eres@il.ibm.com>
11994 * loop-unroll.c (insert_var_expansion_initialization):
11995 Initialize the expansions with -zero instead of +zero.
11997 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11999 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12000 into pic and non-pic versions. Mark r19 as used for
12001 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12002 for tgd_load, tld_load and tie_load .
12003 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12004 version of tgd_load, tld_load and tie_load depending on the
12007 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12008 Jakub Jelinek <jakub@redhat.com>
12010 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12011 (__do_global_dtors_aux): Use more paranoid loop to run
12012 destructors if HIDDEN_DTOR_LIST_END.
12013 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12015 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12017 * varasm.c (align_variable): Don't increase alignment for
12018 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12019 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12021 2007-05-04 Josh Conner <jconner@apple.com>
12023 * basic-block.h (cdi_direction): Assign values to all enumeration
12025 (dom_computed): Remove.
12026 (dom_info_state): New.
12027 (set_dom_info_availability): New.
12028 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12029 walk_data.dom_direction.
12030 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12031 instead of dom_computed[].
12032 (split_edge): Likewise.
12033 (create_basic_block): Likewise.
12034 (merge_blocks): Likewise.
12035 * ifcvt.c (find_if_header): Likewise.
12036 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12037 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12038 * tree-ssa.c (verify_ssa): Likewise.
12039 * tree-cfg.c (tree_verify_flow_info): Likewise.
12040 (remove_edge_and_dominated_blocks): Likewise.
12041 * dominance.c (dom_computed): Make static.
12042 (calc_dfs_tree_nonrec): Change third param to a bool.
12043 (calc_dfs_tree): Change second param to a bool.
12044 (calc_idioms): Change second param to a bool. Use
12045 dom_convert_dir_to_idx.
12046 (init_dom_info): Validate dir before using.
12047 (dom_convert_dir_to_idx): New.
12048 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12049 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12050 (free_dominance_info): Use dom_convert_dir_to_idx.
12051 (get_immediate_dominator): Likewise.
12052 (set_immediate_dominator): Likewise.
12053 (get_dominated_by): Likewise.
12054 (redirect_immediate_dominators): Likewise.
12055 (nearest_common_denominator): Likewise.
12056 (dominated_by_p): Likewise.
12057 (bb_dom_dfs_in): Likewise.
12058 (bb_dom_dfs_out): Likewise.
12059 (recount_dominator): Likewise.
12060 (iterate_fix_dominators): Likewise.
12061 (add_to_dominance_info): Likewise.
12062 (delete_from_dominance_info): Likewise.
12063 (first_dom_son): Likewise.
12064 (next_dom_son): Likewise.
12065 (dom_info_available_p): Likewise.
12066 (dom_info_state): New.
12067 (set_dom_info_availability): New.
12069 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12071 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12073 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12075 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12077 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12078 (subdi3, subdi_carry): Delete.
12080 2007-05-04 Jan Hubicka <jh@suse.cz>
12081 Richard Guenther <rguenther@suse.de>
12083 * opts.c (decode_options): Do not fiddle with inlining
12084 parameters in case of optimizing for size.
12085 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12086 for size do nothing.
12087 (cgraph_decide_inlining_of_small_function): When optimizing for
12088 size never inline functions increasing caller size.
12089 (cgraph_early_inlining): Inline for size when optimizing for size.
12091 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12093 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12094 logical operations piecewise.
12095 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12096 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12097 subdi_sesidi_di): Delete.
12098 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12099 the generated sequence. Allow three-reg add in constraints. Rewrite
12100 the rtl expression for carry to avoid zero_extend of a constant.
12101 (sub_with_carry): New pattern.
12102 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12103 different sequence not involving jumps.
12104 (notbi): Now a named pattern.
12106 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12108 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12109 Add the note about a significant loss of accuracy of some
12110 mathematical routines when these options are used.
12112 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12114 * haifa-sched.c (rtx_vec_t): New typedef.
12115 (contributes_to_priority_p): Extract piece of priority () into new
12117 (priority): Use the function. Add assertion.
12118 (rank_for_schedule, set_priorities): Add assertion to check that
12119 insn's priority is initialized.
12120 (clear_priorities, calc_priorities): Change signature. Make it update
12121 all relevant insns. Update all callers ('add_to_speculative_block ()'
12122 and 'create_block_check_twin ()').
12123 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12124 Add new field 'priority_status'.
12125 (INSN_PRIORITY_STATUS): New macro.
12126 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12128 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12130 * sched-ebb.c (debug_ebb_dependencies): New static function.
12131 (init_ready_list): Use it.
12133 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12134 with changed signature and 'debug_rgn_dependencies ()'.
12135 (debug_rgn_dependencies): New static function.
12136 (init_ready_list): Use it.
12138 * sched-int.h (debug_dependencies): Declare.
12140 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12142 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12144 2007-05-04 Dirk Mueller <dmueller@suse.de>
12146 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12148 2007-05-03 Jan Hubicka <jh@suse.cz>
12150 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12151 ((T1)X op (T1)Y), for pointer type in more cases than before.
12153 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12155 * tree-object-size.c (plus_expr_object_size): When operand size is
12156 unknown, return unknown.
12158 2007-05-03 Dirk Mueller <dmueller@suse.de>
12160 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12162 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12165 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12167 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12169 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12171 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12173 * config/soft-fp/double.h, config/soft-fp/extended.h,
12174 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12175 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12176 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12177 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12180 2007-05-03 Ian Lance Taylor <iant@google.com>
12182 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12183 MASK_PPC_GFXOPT for 8540 or 8548.
12185 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12187 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12188 vect_print_dump_info() to output debug information.
12190 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12193 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12194 operands of size 2 when operand is not MEM_P.
12196 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12198 PR tree-optimization/30565
12199 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12201 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12203 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12204 (umulsi3_highpart): Use them.
12205 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12206 for final accumulator to D regisster tranfser.
12208 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12210 PR tree-optimization/31699
12211 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12213 (vect_enhance_data_refs_alignment): Compute peel amount using
12214 TYPE_VECTOR_SUBPARTS instead of vf.
12215 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12217 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12220 * system.h: Remove inclusion of double-int.h
12221 * tree.h: Include double-int.h
12222 * gengtype.c: Likewise
12223 * cfgloop.h: Likewise
12224 * Makefile.in: Adjust dependencies on double-int.h
12226 2007-05-02 Eric Christopher <echristo@apple.com>
12228 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12229 -shared to -Zdynamiclib.
12231 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12234 * c-common.c (strip_pointer_or_array_types): New function.
12235 * c-common.h (strip_pointer_or_array_types): New function declaration.
12237 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12239 PR tree-optimization/31771
12240 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12242 2007-05-02 Paul Brook <paul@codesourcery.com>
12244 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12246 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12248 PR middle-end/29715
12249 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12252 2007-05-02 Nick Clifton <nickc@redhat.com>
12254 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12256 2007-05-02 Richard Guenther <rguenther@suse.de>
12258 PR tree-optimization/31146
12259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12260 argument, single_use_p. If we have a single use that is
12261 a conversion to the definition rhs type, propagate that rhs.
12262 (forward_propagate_addr_expr): Pass single_use_p argument
12263 to forward_propagate_addr_expr_1.
12265 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12267 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12270 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12272 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12273 'AMD Family 10 core'.
12275 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12277 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12278 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12279 with SSE3 instruction set support.
12280 * doc/invoke.texi: Likewise.
12282 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12284 * config/i386/i386.c (override_options): Tuning 32-byte loop
12285 alignment for amdfam10 architecture. Increasing the max loop
12286 alignment to 24 bytes.
12288 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12290 * config/m68k/constraints.md: New.
12291 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12292 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12293 EXTRA_CONSTRAINT): Remove.
12294 * config/m68k/m68k.md: Include constraints.md.
12295 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12297 2007-05-01 Ian Lance Taylor <iant@google.com>
12299 PR tree-optimization/31739
12300 * tree-vrp.c (vrp_val_is_max): New static function.
12301 (vrp_val_is_min): New static function.
12302 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12304 (set_value_range): Use vrp_val_is_{max,min}.
12305 (extract_range_from_assert): Likewise.
12306 (extract_range_from_binary_expr): Likewise.
12307 (extract_range_from_unary_expr): Likewise.
12308 (dump_value_range, vrp_meet): Likewise.
12309 (vrp_visit_phi_node): Likewise.
12310 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12312 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12314 * config/i386/gmon-sol2.c (size_t): New type.
12315 (intptr_t): Likewise.
12316 (s_textsize): Declare as size_t.
12318 (monstartup): Use size_t for sizes.
12319 (_mcount): Save and restore registers.
12320 (internal_mcount): Pass 0 as the first argument to monstartup
12322 (moncontrol): Convert pointer to appropriately sized integer
12323 before passing to profil.
12325 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12327 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12328 __NO_FPRS__, not just if _SOFT_DOUBLE.
12329 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12330 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12331 also for E500 double.
12332 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12333 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12336 2007-05-01 Richard Guenther <rguenther@suse.de>
12338 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12341 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12343 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12345 2007-05-01 Jan Hubicka <jh@suse.cz>
12347 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12350 2007-05-01 Jan Hubicka <jh@suse.cz>
12352 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12353 (maybe_fold_offset_to_reference): Declare.
12354 * fold-const.c (fold_unary): Do not fold
12355 (type *)&A into &A->field_of_type_and_offset_0
12356 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12357 size is unknown, give up.
12358 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12360 (maybe_fold_offset_to_reference): New.
12361 (maybe_fold_stmt_indirect): Use it.
12362 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12363 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12365 (gimplify_expr): Likewise for plus_expr.
12367 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12369 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12370 bsi_after_labels. Always insert statements before bsi.
12371 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12372 * predict.c (apply_return_prediction): Check for empty blocks.
12373 * cfgexpand.c (lab_rtx_for_bb): New variable.
12374 (label_rtx_for_bb): Do not create new tree labels.
12375 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12376 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12377 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12379 (label_for_bb): Add field used.
12380 (update_eh_label, main_block_label): Mark the label used.
12381 (cleanup_dead_labels): Remove unused labels.
12383 2007-05-01 Richard Guenther <rguenther@suse.de>
12385 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12386 if it is not about to be set.
12387 (get_value_range): Do not pre-allocate equiv bitmap.
12388 (update_value_range): No need to clear equiv field.
12389 (add_equivalence): Change prototype to get bitmap pointer.
12390 Allocate bitmap here if it is not already.
12391 (extract_range_from_assert): Do not allocate bitmap here.
12392 Update callers to add_equivalence.
12393 (extract_range_from_ssa_name): Likewise.
12394 (get_vr_for_comparison): New static helper.
12395 (compare_name_with_value): Handle NULL equiv bitmap by
12396 peeling the first iteration of the comparison loop.
12397 Use get_vr_for_comparison.
12398 (compare_names): Handle NULL equiv bitmaps by using fake
12399 ones. Use get_vr_for_comparison.
12401 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12403 * double-int.c (mpz_set_double_int): Moved from
12404 tree-ssa-loop-niter.c.
12405 (mpz_get_double_int): Likewise; also, add option to wrap
12406 out-of-range integers.
12407 * double-int.h: New prototypes for above.
12408 * tree.c (get_static_type_bounds): Moved from
12409 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12410 TYPE_MAX_VALUE if they exist..
12411 * tree.h: New prototype for above.
12412 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12413 get_type_bounds calls.
12414 (mpz_set_double_int): Move to double-int.c.
12415 (get_type_bounds): Move to tree.c, rename to
12416 get_static_type_bounds.
12417 (mpz_to_double_int): Move to double-int.c, rename to
12418 mpz_get_double_int.
12420 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12422 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12423 DIV0 exception can fall through to a normal return.
12425 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12427 PR middle-end/22156
12428 Temporarily revert:
12429 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12430 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12431 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12432 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12433 initialize align to silence bogus warning.
12434 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12435 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12437 (struct sra_walk_fns): Remove use_all parameter from use.
12438 (sra_hash_tree): Handle BIT_FIELD_REFs.
12439 (sra_elt_hash): Don't hash bitfld blocks.
12440 (sra_elt_eq): Skip them in parent compares as well. Handle
12442 (sra_walk_expr): Don't maintain or pass down use_all_p.
12443 (scan_use): Remove use_all parameter.
12444 (scalarize_use): Likewise. Re-expand assignment to
12445 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12446 output, and re-scalarize after output. Don't mark anything
12448 (scalarize_ldst): Adjust.
12449 (scalarize_walk_gimple_modify_statement): Likewise.
12450 (build_element_name_1): Handle BIT_FIELD_REFs.
12451 (instantiate_element): Don't warn for any element whose parent
12452 is used as a whole.
12453 (instantiate_missing_elements_1): Return the sra_elt.
12454 (canon_type_for_field): New.
12455 (try_instantiate_multiple_fields): New.
12456 (instantiate_missing_elemnts): Use them.
12457 (mark_no_warning): Removed.
12458 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12459 (REPLDUP, sra_build_elt_assignment): New.
12460 (generate_copy_inout): Use them.
12461 (generate_element_copy): Likewise. Handle bitfld differences.
12462 (generate_element_zero): Don't recurse for blocks. Use
12463 sra_build_elt_assignment.
12464 (generate_one_element_int): Take elt instead of var. Use
12465 sra_build_elt_assignment.
12466 (generate_element_init_1): Adjust.
12467 (scalarize_use, scalarize_copy): Use REPLDUP.
12468 (scalarize_ldst): Move assert before dereference.
12469 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12471 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12474 * tree.c (reconstruct_complex_type): Reconstruct a reference
12476 Also use the same mode for the pointer as the old pointer type.
12478 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12480 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12483 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12485 PR rtl-optimization/31676
12486 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12487 (df_refs_record): Call it.
12489 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12491 * rtl.def (SS_ABS): New code.
12492 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12493 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12494 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12495 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12496 (bfin_init_builtins): Define them.
12497 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12498 (bfin_expand_builtin): ... and handle the others here.
12499 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12500 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12501 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12502 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12503 operand is only HImode.
12505 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12507 * regclass.c (scan_one_insn): Remove splitting of
12510 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12511 Nigel Stephens <nigel@mips.com>
12513 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12515 2007-04-28 Jan Hubicka <jh@suse.cz>
12517 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12518 insn_locators_alloc instead of insn_locators_initialize;
12519 call reset_block_changes.
12520 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12521 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12522 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12523 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12524 * config/score/score.c (th_output_mi_thunk): Likewise.
12525 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12526 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12527 tolerate uninitialized locator info.
12530 * function.c (init_function_start): Don't init line number info.
12531 (expand_function_end): Update.
12532 (reset_block_changes, record_block_change, finalize_block_changes,
12533 check_block_change, free_block_changes): Kill.
12534 * function.h (reset_block_changes, record_block_change,
12535 finalize_block_changes, check_block_change, free_block_changes):
12537 (struct function): Remove ib_boundaries_block.
12538 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12539 Use curr_insn_locator to initialize locator.
12540 (emit_line_note): Remove.
12541 * cfgexpand.c (expand_gimple_cond_expr): Update.
12542 (construct_exit_block): Likewise.
12543 (tree_expand_cfg): Initialize/finalize locators.
12544 * expr.c (expand_expr_real): Update.
12545 * cfglayout.c (line_locators_locs, line_locators_lines,
12546 file_locators_locs, file_locators_files): Remove.
12547 (set_block_levels): Move to cfgexpand.c.
12548 (insn_locators_initialize): Remove.
12549 (pass_insn_locators_initialize): Remove.
12550 (locations_locators_locs, locations_locators_vals): New static vars.
12551 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12553 (insn_locators_alloc, insn_locators_finalize,
12554 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12556 (locator_location): New.
12557 (locator_line, locator_file): Rewrite.
12558 * rtl.h (emit_line_note): Kill.
12559 (insn_locators_alloc, insn_locators_finalize,
12560 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12562 * tree-inline.c (initialize_cfun): Do not initialize
12563 ib_boundaries_block.
12564 * passes.c (pass_insn_locators_initialize): Remove.
12566 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12568 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12569 info. Update last_basic_block correctly.
12571 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12574 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12575 register itself to hold the offset constant. Tell flow the use
12576 of r4 and r5 when they are used.
12578 2007-04-27 Richard Guenther <rguenther@suse.de>
12580 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12581 if we simplified anything.
12582 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12583 warnings until we did a simplification and the stmt was not
12584 marked as TREE_NO_WARNING.
12586 2007-04-27 Mike Stump <mrs@apple.com>
12588 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12590 2007-04-27 Ian Lance Taylor <iant@google.com>
12592 PR middle-end/31710
12593 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12594 TYPE_MAX_VALUE exist, convert them to the new type.
12596 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12598 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12599 if it claims to be available.
12600 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12601 edge is redirected.
12602 (perform_tree_ssa_dce): Always free postdominators.
12604 2007-04-27 Richard Henderson <rth@redhat.com>
12606 * config/alpha/predicates.md (aligned_memory_operand): Mark
12607 as define_special_predicate.
12608 (unaligned_memory_operand, normal_memory_operand): Likewise.
12609 (reg_or_unaligned_mem_operand): Remove.
12610 (any_memory_operand): Match the documentation and check for
12611 non-renumbered pseudos during reload.
12612 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12613 alpha_secondary_reload_class, update to new interface, make static.
12614 Handle CQImode like HImode. Remove FP subreg check.
12615 (alpha_expand_mov): Use replace_equiv_address.
12616 (alpha_expand_mov_nobwx): Use any_memory_operand.
12617 (TARGET_SECONDARY_RELOAD): New.
12618 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12619 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12620 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12621 * config/alpha/alpha.md: ... here.
12622 (RELOAD12, reloadmode): New.
12624 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12625 Don't handle the aligned case here.
12626 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12627 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12628 reload_inhi_help. Don't expect a scratch register.
12629 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12631 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12633 2007-04-27 Richard Guenther <rguenther@suse.de>
12635 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12637 2007-04-27 Richard Guenther <rguenther@suse.de>
12639 PR tree-optimization/30965
12640 PR tree-optimization/30978
12641 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12642 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12643 (find_equivalent_equality_comparison): Likewise.
12644 (simplify_cond): Likewise.
12645 (get_prop_source_stmt): New helper.
12646 (get_prop_dest_stmt): Likewise.
12647 (can_propagate_from): Likewise.
12648 (remove_prop_source_from_use): Likewise.
12649 (combine_cond_expr_cond): Likewise.
12650 (forward_propagate_comparison): New function.
12651 (forward_propagate_into_cond): Rewrite to use fold for
12653 (tree_ssa_forward_propagate_single_use_vars): Call
12654 forward_propagate_comparison to propagate comparisons.
12656 2007-04-27 Richard Guenther <rguenther@suse.de>
12658 PR tree-optimization/31715
12659 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12660 sure to do computation on the offset in an appropriate
12663 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12665 * reload.h (elimination_target_reg_p): Declare.
12666 * reload.c (find_reloads): Don't apply the reg_rtx move
12667 optimization if the SET_DEST satisfies elimination_target_reg_p.
12668 * reload1.c (elimination_target_reg_p): New function.
12669 (gen_reload): In the move/add2 fallback, make sure that op0
12670 does not overlap the destination register.
12672 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12674 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12675 transform only GIMPLE_MODIFY_STMTs.
12676 * tree-complex.c (expand_complex_operations_1): Ditto.
12677 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12678 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12679 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12681 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12682 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12683 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12684 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12685 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12686 slpeel_add_loop_guard): Ditto.
12687 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12688 * lambda-code.c (perfect_nestify): Ditto.
12689 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12690 before the first statement.
12691 * tree-optimize.c (execute_free_datastructures): Fix comments.
12692 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12693 * tree-flow.h (disband_implicit_edges): Declaration removed.
12694 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12696 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12697 COND_EXPRs without gotos.
12698 (disband_implicit_edges, has_label_p): Removed.
12699 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12700 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12702 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12704 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12705 also for COND_EXPRs.
12706 * cfgexpand.c (label_rtx_for_bb): New function.
12707 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12708 Use label_rtx_for_bb to find the labels.
12709 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12710 last block. Detect fallthru edges.
12712 2007-04-26 Ian Lance Taylor <iant@google.com>
12715 * reload.c (find_reloads_subreg_address): If the address was valid
12716 in the original mode but not in the new mode, reload the whole
12719 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12721 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12722 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12723 (cleanup_control_expr_graph): Do not invalidate dominance info.
12724 Record altered blocks.
12725 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12726 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12727 cleanup_tree_cfg_bb): New functions.
12728 (remove_forwarder_block): Do not maintain the worklist of blocks.
12729 Record altered blocks.
12730 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12731 not over whole cfg.
12732 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12733 delete_unreachable_blocks if dominators are not available.
12734 * tree-inline.c (optimize_inline_calls): Free dominance information
12736 * tree-flow.h (remove_edge_and_dominated_blocks,
12737 cfgcleanup_altered_bbs): Altered.
12738 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12740 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12742 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12743 do not invalidate dominators.
12745 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12747 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12748 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12749 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12750 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12752 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12754 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12756 2007-04-26 Richard Guenther <rguenther@suse.de>
12758 PR tree-optimization/31703
12759 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12760 the right type for the target of the bittest.
12762 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12764 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12765 ix86_sol10_return_in_memory.
12767 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12769 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12772 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12775 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12777 PR tree-optimization/30558
12778 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12779 clear this_state.prev_try.
12781 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12782 Mark Mitchell <mark@codesourcery.com>
12784 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12785 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12786 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12788 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12791 * doc/invoke.texi (%:print-asm-header): Document.
12792 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12794 (static_spec_functions): Add print-asm-header.
12795 (main): Print a banner before the --target-help linker options.
12796 (print_asm_header_spec_function): New function.
12798 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12801 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12802 (movsf_ie): Likewise.
12804 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12806 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12808 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12810 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12811 exception for divide-by-zero.
12812 (__umodsi3, __modsi3): Likewise.
12814 2007-04-25 Dirk Mueller <dmueller@suse.de>
12816 * c-typeck.c (build_compound_expr): Annotate warning()
12817 call with OPT_Wunused_value.
12818 * tree-ssa.c (warn_uninit): Annotate warning with
12820 * c-common.c (handle_sentinel_attribute): Annotate warning
12821 call with OPT_Wattributes.
12823 2007-04-25 Thiemo Seufer <ths@mips.com>
12825 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12826 (mips16): Fix typo.
12827 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12828 on to the assembler. Improve handling of -mno-mips16. Add handling
12829 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12830 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12831 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12832 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
12834 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
12837 * config/i386/winnt.c (i386_pe_file_end): Strip only
12838 USER_LABEL_PREFIX when writing export name.
12840 2007-04-25 Richard Sandiford <richard@codesourcery.com>
12842 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
12843 sh/elf.h, vx-common.h and vxworks.h.
12844 * config/sh/sh.h: Include config/vxworks-dummy.h.
12845 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12846 (OVERRIDE_OPTIONS): Use it.
12847 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
12848 (vxworks_picreg): New pattern.
12849 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
12850 VXWORKS_OS_CPP_BUILTINS.
12851 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
12852 to their VXWORKS_* equivalents.
12853 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12854 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
12855 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
12856 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
12857 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
12858 -mrtp/-fPIC multilibs.
12859 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
12860 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
12861 (MULTILIB_OSDIRNAMES): Delete.
12863 2007-04-25 Anatoly Sokolov <aesok@post.ru>
12866 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
12868 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
12870 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
12871 rounding mode to be specified by the caller.
12872 (real_to_mpfr) Likewise.
12873 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
12874 include new arguments.
12875 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
12877 2007-04-24 Ian Lance Taylor <iant@google.com>
12879 PR tree-optimization/31605
12880 * tree-vrp.c (set_value_range): Check that min and max are not
12881 both overflow infinities.
12882 (set_value_range_to_value): New static function.
12883 (extract_range_from_binary_expr): Call set_value_range_to_value.
12884 (extract_range_from_cond_expr): Likewise.
12885 (extract_range_from_expr): Likewise.
12886 (extract_range_from_unary_expr): Likewise. Don't create a range
12887 which overflows on both sides.
12888 (vrp_meet): Check for a useless range.
12889 (vrp_visit_phi_node): If we see a constant which looks like an
12890 overflow infinity, turn off the TREE_OVERFLOW flag.
12892 2007-04-24 Ian Lance Taylor <iant@google.com>
12894 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
12896 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
12898 PR diagnostic/25923
12899 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
12900 diagnostic message is being built.
12901 * tree-pretty-print.c (dump_generic_node): Only write the
12902 formatted text into BUFFER's stream if we are not building a
12903 diagnostic message.
12904 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
12906 * Makefile.in (toplev.o): Depend on tree-pass.h.
12908 2007-04-24 Ian Lance Taylor <iant@google.com>
12910 PR tree-optimization/31602
12911 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
12912 conditionals in the copied loop header.
12913 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
12914 warnings if TREE_NO_WARNING is set.
12915 * doc/invoke.texi (Warning Options): Clarify that
12916 -Wstrict-overflow does not warn about loops.
12918 2007-04-24 Janis Johnson <janis187@us.ibm.com>
12920 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
12921 expand on the comment about _Decimal128 arguments and check the
12922 integer result of the modulus operation; for 64-bit ELF ABI, ensure
12923 that _Decimal128 argument uses even/odd register pair.
12924 (function_arg): Ditto.
12926 2007-04-24 Hui-May Chang <hm.chang@apple.com>
12928 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
12929 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
12931 2007-04-24 Richard Guenther <rguenther@suse.de>
12932 Olga Golovanevsky <olga@il.ibm.com>
12934 * fold-const.c (multiple_of_p): Check for bottom
12937 2007-04-24 Richard Henderson <rth@redhat.com>
12939 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
12940 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
12941 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
12942 looking for non-zero bits shifted out. Avoid a recursive call
12943 when constructing the scalar.
12944 (__floatundisf): Likewise.
12946 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
12948 * dwarf2out.c (field_byte_offset): Move the existing logic
12949 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
12950 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
12952 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12955 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
12956 length argument of 0 for memset.
12957 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
12958 unsigned shift instead of the signed variant.
12960 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12962 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
12963 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
12964 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
12965 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
12966 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
12967 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
12968 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
12969 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
12970 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
12971 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
12972 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
12973 "mul<mode>3", "div<mode>3"): Insn definitions added.
12974 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
12975 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
12976 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
12977 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
12978 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
12979 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12980 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12981 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12982 TARGET_FLOAT_FORMAT): Macro definitions removed.
12983 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12984 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12985 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12986 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12987 (s390_gen_rtx_const_DI): Function removed.
12988 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12990 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12992 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12993 over an external ffs function.
12995 2007-04-24 Chao-ying Fu <fu@mips.com>
12996 Richard Sandiford <richard@nildram.co.uk>
12998 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12999 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13000 (smadd_widen_optab, umadd_widen_optab): Define.
13001 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13003 * genopinit.c (optabs): Fill in smadd_widen_optab and
13005 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13006 and umadd_widen_optab to implement multiply-add sequences.
13007 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13008 (<u>maddsidi4): ...this. Extend condition to include
13009 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13010 of operand 0 to "ka" and use the three-operand form of madd<u>
13012 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13014 * config/mips/constraints.md (ka): New register constraint.
13016 2007-04-24 Jan Hubicka <j@suse.cz>
13020 2007-04-23 Jan Hubicka <jh@suse.cz>
13021 * function.c (init_function_start): Don't init line number info.
13022 (expand_function_end): Update.
13023 (reset_block_changes, record_block_change, finalize_block_changes,
13024 check_block_change, free_block_changes): Kill.
13025 * function.h (reset_block_changes, record_block_change,
13026 finalize_block_changes, check_block_change, free_block_changes):
13028 (struct function): Remove ib_boundaries_block.
13029 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13030 Use curr_insn_locator to initialize locator.
13031 (emit_line_note): Remove.
13032 * cfgexpand.c (expand_gimple_cond_expr): Update.
13033 (construct_exit_block): Likewise.
13034 (tree_expand_cfg): Initialize/finalize locators.
13035 * expr.c (expand_expr_real): Update.
13036 * cfglayout.c (line_locators_locs, line_locators_lines,
13037 file_locators_locs, file_locators_files): Remove.
13038 (set_block_levels): Move to cfgexpand.c.
13039 (insn_locators_initialize): Remove.
13040 (pass_insn_locators_initialize): Remove.
13041 (locations_locators_locs, locations_locators_vals): New static vars.
13042 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13044 (insn_locators_alloc, insn_locators_finalize,
13045 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13047 (locator_location): New.
13048 (locator_line, locator_file): Rewrite.
13049 * rtl.h (emit_line_note): Kill.
13050 (insn_locators_alloc, insn_locators_finalize,
13051 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13053 * tree-inline.c (initialize_cfun): Do not initialize
13054 ib_boundaries_block.
13055 * passes.c (pass_insn_locators_initialize): Remove.
13057 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13059 * doc/invoke.texi: Removed leading '-' from option index entries.
13061 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13063 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13065 (create_phi_node): Use set_phi_nodes.
13066 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13067 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13068 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13069 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13070 (bsi_start, bsi_last): Use bb_stmt_list.
13071 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13072 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13073 Traverse the statements using tsi iterator.
13074 * basic-block.h (struct basic_block_def): Fields stmt_list
13075 and phi_nodes moved to ...
13076 (struct tree_bb_info): ... new structure.
13077 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13078 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13079 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13080 (tree_verify_flow_info): Verify that il.tree is not set for
13081 entry and exit block.
13082 (tree_split_block): Use set_bb_stmt_list.
13084 2007-04-23 Mike Stump <mrs@apple.com>
13086 * config/i386/i386.c (ix86_tune_features
13087 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13090 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13092 * config/i386/i386.md (prefix_extra): New attribute.
13093 (length): Add prefix_extra.
13095 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13096 (sse2_movntv2di): Likewise.
13097 (sse2_cvtps2dq): Likewise.
13098 (sse2_cvtpd2pi): Likewise.
13099 (sse2_cvttpd2pi): Likewise.
13100 (*sse2_cvtpd2ps): Likewise.
13101 (*add<mode>3): Likewise.
13102 (sse2_ssadd<mode>3): Likewise.
13103 (sse2_usadd<mode>3): Likewise.
13104 (*sub<mode>3): Likewise.
13105 (sse2_sssub<mode>3): Likewise.
13106 (sse2_ussub<mode>3): Likewise.
13107 (*mulv8hi3): Likewise.
13108 (*smulv8hi3_highpart): Likewise.
13109 (*umulv8hi3_highpart): Likewise.
13110 (sse2_umulv2siv2di3): Likewise.
13111 (sse2_pmaddwd): Likewise.
13112 (ashr<mode>3): Likewise.
13113 (lshr<mode>3): Likewise.
13114 (ashl<mode>3): Likewise.
13115 (sse2_ashlti3): Likewise.
13116 (sse2_lshrti3): Likewise.
13117 (*umaxv16qi3): Likewise.
13118 (*smaxv8hi3): Likewise.
13119 (*uminv16qi3): Likewise.
13120 (*sminv8hi3): Likewise.
13121 (sse2_eq<mode>3): Likewise.
13122 (sse2_gt<mode>3): Likewise.
13123 (*and<mode>3): Likewise.
13124 (sse2_nand<mode>3): Likewise.
13125 (*ior<mode>3): Likewise.
13126 (*xor<mode>3): Likewise.
13127 (sse2_packsswb): Likewise.
13128 (sse2_packssdw): Likewise.
13129 (sse2_packuswb): Likewise.
13130 (sse2_punpckhbw): Likewise.
13131 (sse2_punpcklbw): Likewise.
13132 (sse2_punpckhwd): Likewise.
13133 (sse2_punpcklwd): Likewise.
13134 (sse2_punpckhdq): Likewise.
13135 (sse2_punpckldq): Likewise.
13136 (sse2_punpckhqdq): Likewise.
13137 (sse2_punpcklqdq): Likewise.
13138 (*sse2_pinsrw): Likewise.
13139 (*sse2_pextrw): Likewise.
13140 (sse2_pshufd_1): Likewise.
13141 (sse2_uavgv16qi3): Likewise.
13142 (sse2_uavgv8hi3): Likewise.
13143 (sse2_psadbw): Likewise.
13144 (sse2_pmovmskb): Likewise.
13145 (*sse2_maskmovdqu): Likewise.
13146 (*sse2_maskmovdqu_rex64): Likewise.
13147 (sse4a_extrqi): Likewise.
13148 (sse4a_extrq): Likewise.
13149 (sse3_lddqu): Set prefix_rep.
13150 (sse3_addsubv4sf3): Likewise.
13151 (sse3_haddv4sf3): Likewise.
13152 (sse3_hsubv4sf3): Likewise.
13153 (sse_cvtss2si): Likewise.
13154 (sse_cvtss2si_2): Likewise.
13155 (sse_cvtss2siq): Likewise.
13156 (sse_cvtss2siq_2): Likewise.
13157 (sse_cvttss2si): Likewise.
13158 (sse_cvttss2siq): Likewise.
13159 (sse2_cvttps2dq): Likewise.
13160 (sse3_movshdup): Likewise.
13161 (sse3_movsldup): Likewise.
13162 (sse2_cvtsd2si): Likewise.
13163 (sse2_cvtsd2si_2): Likewise.
13164 (sse2_cvtsd2siq): Likewise.
13165 (sse2_cvtsd2siq_2): Likewise.
13166 (sse2_cvttsd2si): Likewise.
13167 (sse2_cvttsd2siq): Likewise.
13168 (*sse2_cvtpd2dq): Likewise.
13169 (*sse2_cvttpd2dq): Likewise.
13170 (sse2_pshuflw_1): Likewise.
13171 (sse2_pshufhw_1): Likewise.
13172 (sse4a_insertqi): Likewise.
13173 (sse4a_insertq): Likewise.
13174 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13175 (ssse3_phadddv4si3): Likewise.
13176 (ssse3_phaddswv8hi3): Likewise.
13177 (ssse3_phsubwv8hi3): Likewise.
13178 (ssse3_phsubdv4si3): Likewise.
13179 (ssse3_phsubswv8hi3): Likewise.
13180 (ssse3_pmaddubswv8hi3): Likewise.
13181 (ssse3_pmulhrswv8hi3): Likewise.
13182 (ssse3_pshufbv16qi3): Likewise.
13183 (ssse3_psign<mode>3): Likewise.
13184 (ssse3_palignrti): Likewise.
13185 (abs<mode>2): Likewise.
13186 (ssse3_phaddwv4hi3): Set prefix_extra.
13187 (ssse3_phadddv2si3): Likewise.
13188 (ssse3_phaddswv4hi3): Likewise.
13189 (ssse3_phsubwv4hi3): Likewise.
13190 (ssse3_phsubdv2si3): Likewise.
13191 (ssse3_phsubswv4hi3): Likewise.
13192 (ssse3_pmaddubswv4hi3): Likewise.
13193 (ssse3_pmulhrswv4hi3): Likewise.
13194 (ssse3_pshufbv8qi3): Likewise.
13195 (ssse3_psign<mode>3): Likewise.
13196 (ssse3_palignrdi): Likewise.
13197 (abs<mode>2): Likewise.
13198 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13199 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13200 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13202 2007-04-23 Nick Clifton <nickc@redhat.com>
13204 * params.def: Fix formatting of emacs local variables.
13206 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13208 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13209 move if inter-unit move isn't allowed.
13210 Don't split moving the first element of V2DI to DI to inter-unit
13211 move if inter-unit move isn't allowed.
13213 2007-04-23 Richard Guenther <rguenther@suse.de>
13215 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13216 and CDI_POST_DOMINATORS separately.
13218 2007-04-23 Nick Clifton <nickc@redhat.com>
13220 * c.opt (Wformat-contains-nul): Add warning attribute.
13222 2007-04-23 Jan Hubicka <jh@suse.cz>
13224 * function.c (init_function_start): Don't init line number info.
13225 (expand_function_end): Update.
13226 (reset_block_changes, record_block_change, finalize_block_changes,
13227 check_block_change, free_block_changes): Kill.
13228 * function.h (reset_block_changes, record_block_change,
13229 finalize_block_changes, check_block_change, free_block_changes):
13231 (struct function): Remove ib_boundaries_block.
13232 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13233 Use curr_insn_locator to initialize locator.
13234 (emit_line_note): Remove.
13235 * cfgexpand.c (expand_gimple_cond_expr): Update.
13236 (construct_exit_block): Likewise.
13237 (tree_expand_cfg): Initialize/finalize locators.
13238 * expr.c (expand_expr_real): Update.
13239 * cfglayout.c (line_locators_locs, line_locators_lines,
13240 file_locators_locs, file_locators_files): Remove.
13241 (set_block_levels): Move to cfgexpand.c.
13242 (insn_locators_initialize): Remove.
13243 (pass_insn_locators_initialize): Remove.
13244 (locations_locators_locs, locations_locators_vals): New static vars.
13245 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13247 (insn_locators_alloc, insn_locators_finalize,
13248 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13250 (locator_location): New.
13251 (locator_line, locator_file): Rewrite.
13252 * rtl.h (emit_line_note): Kill.
13253 (insn_locators_alloc, insn_locators_finalize,
13254 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13256 * tree-inline.c (initialize_cfun): Do not initialize
13257 ib_boundaries_block.
13258 * passes.c (pass_insn_locators_initialize): Remove.
13260 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13262 PR middle-end/31448
13263 * expr.c (reduce_to_bit_field_precision): Handle
13266 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13268 PR tree-optimization/24659
13269 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13270 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13271 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13272 * genopinit.c (optabs): Rename vec_pack_mod_optab
13273 to vec_pack_trunc_optab.
13274 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13275 early for scalar floating point operands for NOP_EXPR.
13276 (vectorizable_type_promotion): Ditto.
13277 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13278 vec_pack_trunc_optab.
13279 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13281 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13282 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13283 Rename from VEC_PACK_MOD_EXPR.
13284 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13285 * expr.c (expand_expr_real_1): Ditto.
13286 * tree-inline.c (estimate_num_insns_1): Ditto.
13287 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13289 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13290 (vec_unpacks_lo_v4sf): Ditto.
13291 (vec_pack_trunc_v2df): Ditto.
13292 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13293 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13294 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13296 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13298 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13300 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13301 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13302 packing of floating point operands.
13303 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13304 represent unpacking of floating point operands.
13305 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13306 [vec_unpacks_hi]: Ditto.
13307 [vec_unpacks_lo]: Ditto.
13309 2007-04-22 Jan Hubicka <jh@suse.cz>
13311 * final.c (rest_of_handle_final): Call
13312 targetm.asm_out.constructor/targetm.asm_out.destructor
13313 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13314 proper priority via decl_*_priority_insert.
13315 * c-common.c (c_expand_body): Likewise.
13317 2007-04-22 Richard Guenther <rguenther@suse.de>
13319 PR tree-optimization/29789
13320 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13321 (rewrite_reciprocal): New helper split out from
13322 determine_invariantness_stmt.
13323 (rewrite_bittest): Likewise.
13324 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13325 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13328 2007-04-22 Revital Eres <eres@il.ibm.com>
13330 * loop-unroll.c (var_to_expand): New field to support also
13331 insns of the form x = something + x.
13332 (analyze_insn_to_expand_var): Use it.
13333 (expand_var_during_unrolling): Likewise.
13335 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13337 * predict.c: Include pointer-set.h.
13338 (bb_predictions): New variable.
13339 (tree_predicted_by_p, tree_predict_edge,
13340 remove_predictions_associated_with_edge): Use bb_predictions map
13341 instead of bb->predictions.
13342 (clear_bb_predictions, assert_is_empty): New functions.
13343 (combine_predictions_for_bb): Use bb_predictions map. Call
13344 clear_bb_predictions.
13345 (tree_estimate_probability): Create and free bb_predictions map.
13346 * Makefile.in (predict.o): Add pointer-set.h dependency.
13347 * basic-block.h (struct basic_block_def): Remove predictions
13349 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13351 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13354 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13357 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13359 * timevar.c (timevar_print): Change reference of --disable-checking to
13360 --enable-checking=release. Also warn if assert checking is disabled.
13362 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13365 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13366 decl as addressable if the compound literal was marked as
13368 Mark the decl as a gimple register if it is a complex or
13369 vector decl and does not live in memory.
13371 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13373 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13374 (GENERIC_NEXT): New function macro.
13375 (PHI_CHAIN): Use phi_node's new chain variable.
13376 (tree_phi_node): Change tree_common to tree_base
13377 and add the chain field.
13378 * tree-phinodes.c (make_phi_node): Don't set
13379 TREE_TYPE on the new node.
13380 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13381 instead of checking GIMPLE_TUPLE_P in chain_next.
13382 * tree-vect-transform.c
13383 (get_initial_def_for_induction): Look at
13384 PHI_RESULT_TREE for the type of the phi node.
13385 (update_vuses_to_preheader): Use PHI_CHAIN
13386 instead of TREE_CHAIN on the phi node.
13387 * tree-ssa-structalias.c (compute_points_to_sets):
13389 (ipa_pta_execute): Likewise.
13391 2007-04-21 Richard Guenther <rguenther@suse.de>
13393 PR middle-end/31136
13394 * fold-const.c (fold_unary): Call fold_convert_const on the
13397 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13399 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13400 (store_killed_in_pat): New.
13402 2007-04-20 Richard Henderson <rth@redhat.com>
13405 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13406 TREE_LIST with a void_type_node value, not void_list_node exactly.
13408 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13410 * doc/standards.texi: Re-arrange into language-specific
13411 subsections. Add a C++ section, documenting which standards we
13414 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13416 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13417 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13419 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13421 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13422 ecrti.o and crtbegin.o.
13423 (LIB_DEFAULT_SPEC): Include -lc.
13424 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13426 2007-04-20 Richard Henderson <rth@redhat.com>
13429 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13430 argument; update all callers.
13431 (get_unaligned_offset): New.
13432 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13433 get_unaligned_address, just pass on the address directly.
13434 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13435 the subreg in the helper patterns.
13436 (unaligned_extendqidi_le): Use get_unaligned_offset.
13437 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13438 (unaligned_extendhidi_be): Likewise.
13439 (unaligned_extendhidi): Tidy.
13440 * config/alpha/alpha-protos.h: Update.
13442 2007-04-20 Richard Henderson <rth@redhat.com>
13444 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13445 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13446 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13447 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13448 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13449 (CPP_SPEC): Don't include %(cpp_subtarget).
13450 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13451 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13452 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13454 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13456 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13457 for __builtin_ia32_cmpordss.
13459 PR tree-optimization/31632
13460 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13461 and arg1 for optimizations of comparison against min/max values.
13462 Fold arg0 to arg1's type for optimizations of comparison against
13463 min+1 and max-1 values.
13465 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13467 * reload.c (combine_reloads): When trying to use a dying register,
13468 check whether it's uninitialized and don't use if so.
13470 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13472 * fold-const.c: Remove prototypes for native_encode_expr and
13473 native_interpret_expr.
13474 (native_encode_expr): Make non-static.
13475 (native_interpret_expr): Likewise.
13476 * tree.h: Add prototypes for the above.
13478 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13480 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13481 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13482 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13483 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13484 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13485 Add length attributes.
13487 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13489 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13492 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13493 __STDC_WANT_DEC_FP__.
13495 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13497 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13498 for long double compatibility.
13499 * configure: Regenerate.
13501 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13503 PR rtl-optimization/29841
13504 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13506 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13507 that may cause control flow transfer from being moved.
13509 2007-04-18 Jan Hubicka <jh@suse.cz>
13511 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13514 2007-04-18 Eric Christopher <echristo@apple.com>
13516 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13517 only. Update operands.
13518 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13519 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13520 link register to pic register.
13522 2007-04-18 Dirk Mueller <dmueller@suse.de>
13524 PR diagnostic/31227
13525 * tree-vrp.c (search_for_addr_array): New.
13526 (check_array_bounds): Suppress warning about
13527 address taken of array refs if its not de-referenced.
13529 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13531 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13532 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13534 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13535 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13536 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13538 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13540 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13542 (vect_analyze_scalar_cycles): Fix indentation.
13543 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13544 (vect_mark_relevant): Include phis in relevance analysis.
13546 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13548 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13550 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13551 output_operand_lossage().
13553 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13555 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13556 the unused code for reduction without adjust-in-epilog to simplify the
13559 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13561 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13562 (S390_TDC_NEGATIVE_ZERO): New constant.
13563 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13564 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13565 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13566 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13567 (S390_TDC_POSITIVE_INFINITY): New constant.
13568 (S390_TDC_NEGATIVE_INFINITY): New constant.
13569 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13570 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13571 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13572 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13573 (S390_TDC_INFINITY): New constant.
13574 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13575 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13576 optimization for UNSPEC_CCZ_TO_INT.
13577 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13578 ("*ccz_to_int"): New insn.
13579 ("isinf<mode>2"): New insn.
13580 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13581 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13582 (UNSPEC_CCZ_TO_INT): New constant.
13584 2007-04-18 Richard Guenther <rguenther@suse.de>
13586 PR tree-optimization/19431
13587 PR tree-optimization/21463
13588 * tree-pass.h (pass_phiprop): Declare.
13589 * passes.c (init_optimization_passes): New phiprop pass.
13590 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13591 (phivn_valid_p): New helper function.
13592 (phiprop_insert_phi): Likewise.
13593 (propagate_with_phi): Likewise.
13594 (tree_ssa_phiprop): New propagator propagating loads
13595 through phi nodes if profitable.
13597 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13599 * tree-vect-analyze.c (process_use): New function.
13600 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13601 Check phis in all bbs.
13602 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13605 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13607 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13610 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13613 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13616 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13618 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13620 (sse_vmmulv4sf3): Likewise.
13621 (sse2_vmaddv2df3): Likewise.
13622 (sse2_vmmulv2df3): Likewise.
13624 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13626 PR rtl-optimization/31360
13627 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13628 (target_reg_cost): New.
13629 (init_set_costs): Initialize target_reg_cost. Add comments
13630 regarding the rationale of the costs.
13631 (global_cost_for_size): Renamed to...
13632 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13633 of register pressure.
13634 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13635 estimate_reg_pressure_cost. Add number of ivs.
13636 (determine_set_costs): Dump target_reg_cost.
13637 * loop-invariant.c (gain_for_invariant): Use
13638 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13639 (best_gain_for_invariant, find_invariants_to_move): Remove
13641 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13642 (target_reg_cost): Declare.
13643 (global_cost_for_size): Declaration removed.
13644 (estimate_reg_pressure_cost): Declare.
13646 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13648 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13649 regnos into even/odd register pairs.
13650 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13651 TDmode similar to the other floating point modes.
13652 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13653 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13655 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13656 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13657 (movdd_hardfloat64): Use TARGET_MFPGPR.
13659 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13661 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13664 2005-01-05 Richard Henderson <rth@redhat.com>
13666 * reload1.c (do_input_reload): Restrict the optimization deleteing
13667 a previous output reload to RELOAD_FOR_INPUT.
13669 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13671 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13672 induc_vec_info_type.
13673 (vectorizable_induction): New function declaration.
13674 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13675 check if already vectorized. Find first place in BB where new stmts
13676 can be inserted. Takes only one argument.
13677 (vectorizable_induction): New function.
13678 (vect_transform_stmt): Add case for induc_vec_info_type to call
13679 vectorizable_induction.
13680 (vect_transform_loop): Consider phis for vectorization.
13681 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13683 (analyze_operations): Call vectorizable_induction when analyzing phis.
13685 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13686 (vect_mark_relevant): Include phis in relevance analysis.
13687 (vect_mark_stmts_to_be_vectorize): Likewise.
13688 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13690 2007-04-16 Lawrence Crowl <crowl@google.com>
13692 * doc/invoke.texi (Debugging Options): Add documentation for the
13693 -femit-struct-debug options -femit-struct-debug-baseonly,
13694 -femit-struct-debug-reduced, and
13695 -femit-struct-debug-detailed[=...].
13697 * c-opts.c (c_common_handle_option): Add
13698 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13699 and OPT_femit_struct_debug_detailed_.
13700 * c.opt: Add specifications for
13701 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13702 and -femit-struct-debug-detailed[=...].
13703 * opts.c (set_struct_debug_option): Parse the
13704 -femit-struct-debug-... options.
13705 * opts.c (matches_main_base, main_input_basename,
13706 main_input_baselength, base_of_path, matches_main_base): Add
13707 variables and functions to compare header base name to compilation
13709 * opts.c (should_emit_struct_debug): Add to determine to emit a
13710 structure based on the option.
13711 (dump_struct_debug) Also disabled function to debug this
13713 * opts.c (handle_options): Save the base name of the
13716 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13717 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13718 This hook indicates if a type is generic. Set it by default
13719 to "never generic".
13720 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13721 to determine if a struct type is generic or not.
13722 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13723 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13724 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13725 with live C++ hook.
13727 * flags.h (enum debug_info_usage): Add an enumeration to describe
13728 a program's use of a structure type.
13729 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13730 to indicate the program's usage of the type. Filter structs based
13731 on the -femit-struct-debug-... specification.
13732 (gen_type_die): Split into two routines, gen_type_die and
13733 gen_type_die_with_usage. gen_type_die is now a wrapper
13734 that assumes direct usage.
13735 (gen_type_die_with_usage): Replace calls to gen_type_die
13736 with gen_type_die_with_usage adding the program usage of
13737 the referenced type.
13738 (dwarf2out_imported_module_or_decl): Suppress struct debug
13739 information using should_emit_struct_debug when appropriate.
13741 2007-04-16 Ian Lance Taylor <iant@google.com>
13743 PR tree-optimization/31522
13744 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13745 (vrp_initialize): Allocate vr_phi_edge_counts.
13746 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13747 executable edge. Drop test for all constants.
13748 (vrp_finalize): Free vrp_phi_edge_counts.
13750 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13751 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13753 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13754 predecessors at head rather than tail.
13756 2007-04-16 Matthias Klose <doko@debian.org>
13758 * config/alpha/linux.h (CPP_SPEC): Define.
13759 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13761 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13763 * function.h: Remove sequence_stack extern declaration.
13765 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13767 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13769 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13772 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13774 * config/avr/avr.c (avr_arch_types): Rearranging array.
13775 (enum avr_arch): Add.
13776 (avr_mcu_types): Use avr_arch enumeration constants instead of
13778 * config/avr/avr.h (LINK_SPEC): Simplify.
13780 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13782 * config/m68k/m68k.c (m68k_libcall_value,
13783 m68k_function_value): Use macros for register names more.
13785 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13787 (M68K_REGNAME): Use A6_REG.
13788 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13790 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13792 PR middle-end/28071
13793 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13794 'pending_read_list_length' and 'pending_write_list_length'. Update
13796 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13797 to handle two length counters instead of one. Update all uses.
13798 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13799 two length counters instead of one.
13800 * sched-rgn.c (propagate_deps): Update to handle two length counters
13803 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13806 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13807 copy of source, pass it to ix86_expand_vector_set and return
13810 2007-04-16 David Ung <davidu@mips.com>
13811 Joseph Myers <joseph@codesourcery.com>
13813 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13814 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13815 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13816 Add 74K processor information.
13817 * config/mips/mips.md: Include 74k.md.
13818 (cpu): Add 74kc,74kf,74kx.
13819 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13820 * config/mips/74k.md: New.
13821 * doc/invoke.texi (MIPS Options): Document 74K support.
13823 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13825 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13826 vectorizable_* functions.
13827 * tree-vect-transform.c (vectorizable_call): Add check for
13828 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13829 (vectorizable_store): likewise.
13830 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13832 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13833 (vectorizable_type_promotion, vectorizable_load): Likewise.
13834 (vectorizable_live_operation, vectorizable_condition): Likewise.
13835 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
13837 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
13839 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13841 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
13842 register numbers more.
13843 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
13844 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
13845 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
13846 FUNCTION_VALUE_REGNO_P): Likewise.
13847 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
13848 STATIC_CHAIN_REGNUM): Likewise.
13849 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
13850 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
13851 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
13852 * config/m68k/m68k.md (FP_REG): New.
13854 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13856 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
13859 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
13861 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
13862 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
13865 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13867 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
13870 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
13873 * c-decl.c (finish_decl): Grab the type of the decl after the call
13874 to store_init_value.
13876 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
13878 * common.opt (fforward-propagate): Fix "Optimization" annotation.
13880 2007-04-14 Jakub Jelinek <jakub@redhat.com>
13883 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
13884 dominators, post dominators and cleanup cfg before returning.
13886 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
13888 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
13889 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
13891 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
13893 * config.gcc: Recognize fido.
13894 * config/m68k/m68k-devices.def (fidoa): New.
13895 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
13897 (FL_FIDOA, TARGET_FIDOA): New.
13898 * config/m68k/m68k.opt (mfidoa): New.
13900 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13902 PR middle-end/31322
13903 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
13904 when a personality function is used.
13906 2007-04-13 Bob Wilson <bob.wilson@acm.org>
13908 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
13910 2007-04-13 Mike Stump <mrs@apple.com>
13912 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
13914 * config/darwin.opt (fapple-kext): Make C++ only.
13915 * config/darwin.c (darwin_override_options): Remove code to ensure
13916 -fapple-kext is given for C++ only.
13918 2007-04-13 Richard Sandiford <richard@codesourcery.com>
13920 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
13921 * config/mips/mips.c (override_options): Call
13922 SUBTARGET_OVERRIDE_OPTIONS, if defined.
13924 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13926 * config/i386/i386.opt (msvr3-shlib): Removed.
13928 * doc/invoke.texi: Remove -msvr3-shlib.
13930 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
13932 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
13933 with "popcnt" instruction.
13935 2007-04-13 Richard Guenther <rguenther@suse.de>
13937 PR tree-optimization/21258
13938 * tree-vrp.c (compare_case_labels): New helper.
13939 (find_switch_asserts): New function.
13940 (find_assert_locations): Call it for SWITCH_EXPRs.
13942 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
13944 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
13945 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
13946 check is now implied in X87_FLOAT_MODE_P.
13947 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13948 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13949 (fix_trunc<mode>_i386_fisttp): Ditto.
13950 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13951 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13952 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13953 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13954 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13955 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13956 (unnamed_splitters): Ditto.
13957 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
13958 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
13959 FIRST_SSE_REG for local functions when SSE math is enabled or
13960 for functions with sseregparm attribute.
13961 (standard_80387_constant_p): Return -1 if mode is not
13963 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
13964 (ix86_expand_compare): Ditto.
13965 (ix86_expand_carry_flag_compare): Ditto.
13966 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
13967 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
13968 DECIMAL_FLOAT_MODE_P.
13969 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
13970 of SCALAR_FLOAT_MODE_P.
13971 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
13972 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
13973 checks before FLOAT_MODE_P.
13974 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
13975 before FLOAT_MODE_P.
13980 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13982 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13983 Charles Wilson <libtool@cwilson.fastmail.fm>
13985 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13986 (libgcc.mvars): Don't depend on them.
13987 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13988 * exec-tool.in: New.
13990 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13992 * doc/invoke.text (--help): Document --help=common.
13994 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13996 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13998 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14000 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14001 * genemit.c (main): Emit #include "integrate.h".
14002 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14003 (LOADGP_RTP): New mips_loadgp_style.
14004 * config/mips/mips.h: Include config/vxworks-dummy.h.
14005 (TARGET_RTP_PIC): New macro.
14006 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14007 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14008 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14009 for TARGET_RTP_PIC.
14010 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14011 -mvxworks-pic when using -mrtp and a PIC option.
14012 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14014 (mips_symbolic_constant_p, mips_symbolic_address_p)
14015 (mips_symbol_insns): Handle SYMBOL_HALF.
14016 (override_options): Warn about -G and -mrtp being used together.
14017 Initialize mips_lo_relocs[SYMBOL_HALF].
14018 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14019 (mips_emit_loadgp): Handle LOADGP_RTP.
14020 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14021 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14022 (tablejump): Handle function-relative case table entries if
14024 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14026 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14028 * config/mips/mips.md (load_call<mode>): Allow any general register.
14030 (sibcall_value_internal, sibcall_value_multiple_internal)
14031 (call_value_internal, call_value_split, call_value_multiple_internal)
14032 (call_value_multiple_split): Remove constraints from operand 0.
14034 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14036 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14037 rather than loadgp_noshared.
14038 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14039 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14041 * config/mips/mips.md (loadgp): Rename to...
14042 (loadgp_newabi): ...this.
14043 (loadgp_noshared): Rename to...
14044 (loadgp_absolute): ...this.
14046 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14048 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14049 false for locally-binding symbols.
14050 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14052 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14054 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14055 (SYMBOL_GOT_PAGE_OFST): ...this.
14056 (SYMBOL_GOT_GLOBAL): Rename to...
14057 (SYMBOL_GOT_DISP): ...this.
14058 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14059 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14060 * config/mips/mips.c (mips_global_symbol_p): New function.
14061 (mips_symbol_binds_local_p): Likewise.
14062 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14063 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14064 mips_global_symbol_p and mips_symbol_binds_local_p.
14065 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14066 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14067 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14068 SYMBOL_GOTOFF_DISP.
14069 (mips_ok_for_lazy_binding_p): New function.
14070 (mips_load_call_address, mips_expand_call): Use it.
14071 (mips_dangerous_for_la25_p): Likewise.
14072 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14073 (*got_disp<mode>): Use got_disp_operand instead of
14074 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14075 SYMBOL_GOTOFF_GLOBAL.
14076 (*got_page<mode>): Use got_page_ofst_operand instead of
14078 * config/mips/predicates.md (const_call_insn_operand): Use
14079 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14080 (global_got_operand): Rename to...
14081 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14083 (local_got_operand): Rename to...
14084 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14085 of SYMBOL_GOT_LOCAL.
14087 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14089 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14090 TARGET_CALL_CLOBBERED_GP.
14091 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14092 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14093 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14094 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14095 of TARGET_ABICALLS && !TARGET_NEWABI.
14096 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14097 * config/mips/mips.c (mips_load_call_address): Check
14098 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14099 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14100 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14101 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14102 TARGET_ABICALLS && TARGET_NEWABI.
14103 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14105 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14106 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14107 TARGET_ABICALLS && TARGET_NEWABI.
14108 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14109 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14110 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14111 whether indirect calls must use $25.
14112 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14114 * config/mips/mips.md (jal_macro): Check flag_pic and
14115 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14116 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14117 instead of TARGET_ABICALLS.
14118 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14119 TARGET_ABICALLS && TARGET_OLDABI.
14120 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14121 (sibcall): In the comment above the define_insn, mention
14122 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14123 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14124 instead of TARGET_ABICALLS.
14126 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14128 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14129 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14130 (MACFLAGS_MATCH_P): New macro.
14131 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14132 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14133 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14134 the other MACFLAG constants.
14135 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14136 (flag_machi): Tighten constraints. Renumber some of the operands.
14137 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14139 (flag_machi_parts_acconly): New pattern.
14140 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14142 (flag_macinit1hi): Tighten constraints.
14143 (flag_mul_macv2hi_parts_acconly): New pattern.
14145 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14146 Use a more efficient implementation.
14147 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14148 inline sequences when not optimizing for size.
14150 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14151 movhi_high2low): Delete, merge functionality into...
14152 (packv2hi): ... this pattern.
14154 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14155 * config/bfin/bfin.opt (msim): New option.
14156 (mcpu=): New option.
14157 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14158 (bfin_cpu_t): Typedef of enum bfin_cpu.
14159 (bfin_cpu_type): New declaration.
14160 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14161 -msim and -mcpu= options.
14162 (LIB_SPEC): Likewise.
14163 * config/bfin/bfin.c (bfin_cpu_type): Define.
14164 (bfin_handle_option): Handle -mcpu= option.
14165 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14166 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14167 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14171 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14172 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14173 (powerpc-wrs-vxworksae): Use ${tm_file}.
14174 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14175 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14176 * config/i386/vx-common.h: New file.
14178 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14180 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14183 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14185 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14188 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14192 * c-common.c (c_build_qualified_type): Set canonical type
14195 2007-04-12 Richard Guenther <rguenther@suse.de>
14197 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14198 lower bound and element size if lower bound is not zero
14199 or either of the ARRAY_REF operands is set.
14201 2007-04-12 Richard Guenther <rguenther@suse.de>
14203 PR tree-optimization/24689
14204 PR tree-optimization/31307
14205 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14207 * gimplify.c (canonicalize_addr_expr): To be consistent with
14208 gimplify_compound_lval only set operands two and three of
14209 ARRAY_REFs if they are not gimple_min_invariant. This makes
14210 it never at this place.
14211 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14213 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14215 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14216 null before emitting a .nsubspa directive.
14218 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14220 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14221 need_to_partition_p if there are no memory statements in the
14224 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14226 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14227 (gcd_of_steps_may_divide_p): New function.
14228 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14230 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14232 * reload.c (find_reloads_toplev, find_reloads_address,
14233 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14234 not a pointer equality test, to decide if we need to call
14235 push_reg_equiv_alt_mem.
14237 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14239 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14240 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14242 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14244 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14246 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14247 vector to be positive.
14249 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14253 * doc/invoke.texi: Document --params max-aliased-vops and
14255 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14256 debug_memory_partitions): Move to tree-flow.h
14257 * params.h (AVG_ALIASED_VOPS): Define.
14258 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14260 (mp_info_t): Likewise.
14261 (get_mem_sym_stats_for): New.
14262 (set_memory_partition): Move from tree-flow-inline.h.
14263 (mark_non_addressable): Only clear the set of symbols for the
14264 partition if it exists.
14265 (dump_memory_partitions): Move from tree-ssa-operands.c
14266 (debug_memory_partitions): Likewise.
14267 (need_to_partition_p): New.
14268 (dump_mem_ref_stats): New.
14269 (debug_mem_ref_stats): New.
14270 (dump_mem_sym_stats): New.
14271 (debug_mem_sym_stats): New.
14272 (update_mem_sym_stats_from_stmt): New.
14273 (compare_mp_info_entries): New.
14274 (mp_info_cmp): Call it.
14275 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14277 (get_mpt_for): Move from tree-ssa-operands.c.
14278 (find_partition_for): New.
14279 (create_partition_for): Remove.
14280 (estimate_vop_reduction): New.
14281 (update_reference_counts): New.
14282 (build_mp_info): New.
14283 (compute_memory_partitions): Refactor.
14284 Document new heuristic.
14285 Call build_mp_info, update_reference_counts,
14286 find_partition_for and estimate_vop_reduction.
14287 (compute_may_aliases): Populate virtual operands before
14288 calling debugging dumps.
14289 (delete_mem_sym_stats): New.
14290 (delete_mem_ref_stats): New.
14291 (init_mem_ref_stats): New.
14292 (init_alias_info): Call it.
14293 (maybe_create_global_var): Remove alias_info argument.
14294 Get number of call sites and number of pure/const call sites
14295 from gimple_mem_ref_stats().
14296 (dump_alias_info): Call dump_memory_partitions first.
14297 (dump_points_to_info_for): Show how many times a pointer has
14299 * opts.c (decode_options): For -O2 set --param
14300 max-aliased-vops to 500.
14301 For -O3 set --param max-aliased-vops to 1000 and --param
14302 avg-aliased-vops to 3.
14303 * fortran/options.c (gfc_init_options): Remove assignment to
14305 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14306 * tree-dfa.c (dump_variable): Dump memory reference
14308 Dump NO_ALIAS* settings.
14309 (referenced_var_lookup): Tidy.
14310 (mem_sym_stats): New.
14311 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14312 and ORIG are different SSA names for a memory partition.
14313 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14314 * tree-flow.h (struct mem_sym_stats_d): Define.
14315 (mem_sym_stats_t): Define.
14316 (struct mem_ref_stats_d): Define.
14317 (struct gimple_df): Add field mem_ref_stats.
14318 (enum noalias_state): Define.
14319 (struct var_ann_d): Add bitfield noalias_state.
14320 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14321 debug_mem_ref_stats, debug_memory_partitions,
14322 debug_mem_sym_stats): Declare.
14323 * tree-ssa-structalias.c (update_alias_info): Update call
14324 sites, pure/const call sites and asm sites in structure
14325 returned by gimple_mem_ref_stats.
14326 Remove local variable IS_POTENTIAL_DEREF.
14327 Increase NUM_DEREFS if the memory expression is a potential
14329 Call update_mem_sym_stats_from_stmt.
14330 If the memory references memory, call
14331 update_mem_sym_stats_from_stmt for all the direct memory
14332 symbol references found.
14333 (intra_create_variable_infos): Set noalias_state field for
14334 pointer arguments according to the value of
14335 flag_argument_noalias.
14336 * tree-ssa-structalias.h (struct alias_info): Remove fields
14337 num_calls_found and num_pure_const_calls_found.
14338 (update_mem_sym_stats_from_stmt): Declare.
14339 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14340 Set default value to 100.
14341 (PARAM_AVG_ALIASED_VOPS): Define.
14343 2007-04-11 Richard Guenther <rguenther@suse.de>
14345 PR middle-end/31530
14346 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14347 a * -b + c as c - a * b if we honor sign dependent rounding.
14349 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14351 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14352 bfin_expand_strmov.
14353 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14354 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14356 (initialize_trampoline): Don't use old-style function definition.
14357 (bfin_secondary_reload): Mark IN_P argument as unused.
14359 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14361 PR tree-optimization/31343
14362 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14363 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14364 * testsuite/gcc.dg/vect/pr31343.c: New.
14366 2007-04-10 Eric Christopher <echristo@apple.com>
14368 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14369 * config/i386/i386.md (*cmpfp0): Use.
14370 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14371 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14372 (fix_trunc<mode>_i386_fisttp): Ditto.
14373 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14374 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14375 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14376 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14377 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14378 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14379 (unnamed_splitters): Ditto.
14380 * config/i386/i386.c (output_fix_trunc): Assert that
14381 we're not being passed a TFmode operand.
14383 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14385 PR tree-optimization/31526
14386 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14387 n_basic_blocks to find newly added blocks.
14389 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14391 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14393 (fix_trunc<mode>si_sse): Ditto.
14394 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14395 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14396 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14397 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14398 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14399 expander using SSEMODEF mode macro.
14400 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14401 expander using SSEMODEF mode macro.
14402 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14403 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14404 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14405 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14406 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14407 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14408 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14409 Macroize insn using X87MODEF mode macro.
14411 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14413 * config/i386/sse.md (sse2_pinsrw): Removed.
14414 (sse2_pextrw): Renamed to ...
14415 (*sse2_pextrw): This.
14417 2007-04-09 Jan Hubicka <jh@suse.cz>
14420 * config/i386/sse.md
14421 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14422 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14423 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14424 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14426 2007-04-09 Jan Hubicka <jh@suse.cz>
14428 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14429 multiple fields of union.
14431 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14433 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14434 (create_preheaders): Check that loops are available.
14435 (fix_loop_structure): Clean up, improve comments.
14436 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14437 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14439 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14440 * predict.c (tree_estimate_probability): Do not call
14441 calculate_dominance_info. Call create_preheaders.
14442 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14443 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14445 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14446 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14447 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14448 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14451 2007-04-08 Jan Hubicka <jh@suse.cz>
14453 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14454 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14455 * fold-const.c (fold_unary): Use it.
14457 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14459 * varasm.c (assemble_variable): Remove call to
14460 lang_hooks.decls.prepare_assemble_variable.
14461 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14462 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14463 * langhooks.h (lang_hooks_for_decls): Remove
14464 prepare_assemble_variable.
14466 2007-04-08 Mike Stump <mrs@apple.com>
14468 * config/i386/i386.c: Use inc/dec on Core2.
14470 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14472 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14473 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14474 lhd_tree_inlining_end_inlining): Remove.
14475 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14476 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14477 end_inlining hooks.
14478 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14479 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14480 lhd_tree_inlining_end_inlining): Remove prototypes.
14481 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14482 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14483 LANG_HOOKS_TREE_INLINING_START_INLINING,
14484 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14486 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14489 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14492 * config/avr/predicates.md (io_address_operand): Delete predicate.
14493 (low_io_address_operand): Don't use 'mode' argument.
14494 (higth_io_address_operand): Rename ...
14495 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14496 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14499 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14501 Revert change removing staticp.
14503 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14506 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14509 2007-04-07 Bruce Korb <bkorb@gnu.org>
14511 * c.opt: Add -Wformat-contains-nul.
14512 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14514 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14515 the NUL byte warning.
14517 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14519 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14521 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14523 * tree.c (staticp): No longer use staticp langhook.
14524 * langhooks.c (lhd_staticp): Removed.
14525 * langhooks.h (struct lang_hooks): Remove staticp.
14526 * c-common.c (c_staticp): Remove.
14527 * c-common.h (c_staticp): Ditto.
14528 * langhooks-defs.h (lhd_staticp): Ditto.
14529 (LHD_HOOKS_STATICP): Ditto
14530 * tree.h (gcc_assert_lowered): New macro.
14532 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14534 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14535 argument "reliable".
14536 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14537 Add argument "reliable". Propagate it through calls.
14538 (infer_loop_bounds_from_undefined): Derive number of iterations
14539 estimates from references in blocks that do not dominate loop latch.
14540 (gcov_type_to_double_int): New function.
14541 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14542 and expected_loop_iterations_unbounded.
14543 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14544 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14545 * tree-data-ref.c (estimated_loop_iterations): Export.
14546 (get_references_in_stmt): Fix -- do not return addresses of local
14548 * cfgloop.h (expected_loop_iterations_unbounded,
14549 estimated_loop_iterations): Declare.
14551 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14553 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14555 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14557 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14558 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14559 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14560 Use output_387_reg_move().
14561 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14562 expander using X87MODEF12 mode macro.
14563 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14564 choosing register preferences. Use output_387_reg_move().
14565 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14566 instead of "x". Use output_387_reg_move().
14567 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14568 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14569 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14570 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14571 Use output_387_reg_move().
14572 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14574 (*truncxf?f_i387 splitter): Ditto.
14576 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14578 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14579 LANG_HOOKS_SAFE_FROM_P.
14580 * expr.c (safe_from_p): Remove langhook call.
14581 * langhooks.h (lang_hooks): Remove safe_from_p.
14582 (lhd_safe_from_p): Remove prototype.
14583 * langhooks.c (lhd_safe_from_p): Remove.
14585 2007-04-06 Jan Hubicka <jh@suse.cz>
14587 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14590 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14592 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14593 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14594 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14595 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14597 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14598 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14600 2007-04-05 Richard Henderson <rth@redhat.com>
14602 * config/alpha/alpha.c (print_operand) [+]: Remove.
14603 (alpha_end_function): Print nop if call at end of function.
14604 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14605 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14606 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14607 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14608 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14609 the call pattern. Update peepholes to match.
14611 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14613 * doc/extend.texi (Other Builtins): Add decimal float variants
14615 * builtins.def: Ditto.
14616 * builtins.c (expand_builtin): Ditto.
14618 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14619 H.J. Lu <hongjiu.lu@intel.com>
14622 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14623 of V8HImode when calling ix86_binary_operator_ok.
14624 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14625 (sdot_prodv8hi): Operands 1 and 2 must be register.
14627 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14629 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14630 initialize align to silence bogus warning.
14632 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14634 PR middle-end/22156
14635 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14637 (struct sra_walk_fns): Remove use_all parameter from use.
14638 (sra_hash_tree): Handle BIT_FIELD_REFs.
14639 (sra_elt_hash): Don't hash bitfld blocks.
14640 (sra_elt_eq): Skip them in parent compares as well. Handle
14642 (sra_walk_expr): Don't maintain or pass down use_all_p.
14643 (scan_use): Remove use_all parameter.
14644 (scalarize_use): Likewise. Re-expand assignment to
14645 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14646 output, and re-scalarize after output. Don't mark anything
14648 (scalarize_ldst): Adjust.
14649 (scalarize_walk_gimple_modify_statement): Likewise.
14650 (build_element_name_1): Handle BIT_FIELD_REFs.
14651 (instantiate_element): Don't warn for any element whose parent
14652 is used as a whole.
14653 (instantiate_missing_elements_1): Return the sra_elt.
14654 (canon_type_for_field): New.
14655 (try_instantiate_multiple_fields): New.
14656 (instantiate_missing_elemnts): Use them.
14657 (mark_no_warning): Removed.
14658 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14659 (REPLDUP, sra_build_elt_assignment): New.
14660 (generate_copy_inout): Use them.
14661 (generate_element_copy): Likewise. Handle bitfld differences.
14662 (generate_element_zero): Don't recurse for blocks. Use
14663 sra_build_elt_assignment.
14664 (generate_one_element_int): Take elt instead of var. Use
14665 sra_build_elt_assignment.
14666 (generate_element_init_1): Adjust.
14667 (scalarize_use, scalarize_copy): Use REPLDUP.
14668 (scalarize_ldst): Move assert before dereference.
14669 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14671 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14673 * regmove.c: Fix unused variable warnings due to previous commit.
14675 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14677 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14678 (regmove_bb_head): Remove.
14679 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14680 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14681 problems with fixup_match_1.
14682 Don't initialize/free regmove_bb_head.
14684 (reg_is_remote_constant_p): If an insn is in the same basic block
14685 but not before INSN, consider it remote, too.
14687 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14690 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14691 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14693 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14695 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14696 (CONDITIONAL_REGISTER_USAGE): Likewise.
14698 2007-04-04 Richard Henderson <rth@redhat.com>
14700 * config/alpha/lib1funcs.asm: Remove unused file.
14702 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14705 * opts.c (print_specific_help): Fix --help=<language>
14707 (common_handle_option): Support --help=common.
14709 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14712 * gcc.c (main): Do not run the linker if
14713 print_subprocess_help indicates that it shouldn't be
14716 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14719 * doc/invoke.texi (--help=): Document <languages> value, fix
14720 formatting in tables of values.
14722 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14724 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14725 dllimport attribute of virtual methods.
14727 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14729 * config/score/crti.asm: Change _bss_start to __bss_start.
14730 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14731 (OUTGOING_REG_PARM_STACK_SPACE) update.
14732 * config/score/score.opt: add options to make backend support
14733 score5, score5u, score7 and score7d.
14734 * config/score/score.md: Likewise.
14735 * config/score/misc.md: Likewise.
14736 * config/score/mac.md: Likewise.
14737 * doc/invoke.texi: Likewise.
14738 * doc/md.texi: update constraints define.
14740 2007-04-03 Richard Henderson <rth@redhat.com>
14742 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14743 an appropriate type, use the mode instead.
14745 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14747 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14748 Set the default --with-arch setting to mips2.
14749 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14750 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14751 (MULTILIB_OSDIRNAMES): Delete.
14752 (MULTILIB_DIRNAMES): Define.
14753 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14754 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14755 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14756 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14757 VXWORKS_OS_CPP_BUILTINS.
14758 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14759 (MIPS_DEBUGGING_INFO): Undefine.
14760 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14762 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14764 PR middle-end/30704
14765 * fold-const.c (native_encode_real): Encode real.c provided longs
14766 as a series of 32-bit native integers.
14767 (native_interpret_real): Interpret buffer as a series of 32-bit
14770 2007-04-03 Richard Guenther <rguenther@suse.de>
14772 * genpreds.c (write_insn_constraint_len): Write function
14773 optimized for CONSTRAINT_LEN implementation.
14774 (write_tm_preds_h): Output insn_constraint_len inline and
14775 use it for CONSTRAINT_LEN.
14776 (write_insn_preds_c): Don't output insn_constraint_len.
14777 * doc/md.texi (define_register_constraint): Document multi-letter
14778 constraints shall have the same length if they start with the same
14781 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14784 * config/i386/i386.md (isinf<mode>2): Expand only when
14785 TARGET_C99_FUNCTIONS is set.
14787 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14789 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14790 (x86_64-*-linux*): Ditto.
14791 * config/i386/i386.opt (mpc): New option.
14792 * config/i386/i386.c (overrride_options): Handle
14793 ix87_precision_string.
14794 * config/i386/crtprec.c: New file.
14795 * config/i386/t-crtpc: Ditto.
14796 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14797 and -mpc80 options.
14798 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14799 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14800 crtprec32.o, crtprec64.o and crtprec80.o.
14802 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14803 and -mpc80 options.
14804 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14806 2007-04-02 Eric Christopher <echristo@apple.com>
14808 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14809 limitations on darwin.
14811 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14814 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14816 2007-04-02 Dave Korn <dave.korn@artimi.com>
14818 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14820 2007-04-02 Dave Korn <dave.korn@artimi.com>
14822 * libgcc2.h (exception_descriptor): Don't forward-declare.
14823 (__get_eh_table_language, __get_eh_table_version): Delete
14824 prototypes of long-dead functions.
14826 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14828 * ebitmap.h: New file
14829 * ebitmap.c: New file
14830 * Makefile.in (ebitmap.o): New target.
14832 2007-04-01 Jan Hubicka <jh@suse.cz>
14834 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
14835 before very first instruction.
14837 2007-04-01 Jan Hubicka <jh@suse.cz>
14839 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
14840 waring on 64bit hosts.
14841 * bitmap.h: Fix typo in bitmap_head_def.
14843 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
14845 PR rtl-optimization/31391
14846 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
14847 into a DELETED_LABEL note, and the label is in an empty basic
14848 block, update BB_END as well as BB_HEAD.
14850 2007-04-01 Richard Henderson <rth@redhat.com>
14852 PR tree-optimization/31169
14853 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
14854 to varying if the range is outside [0, prec-1].
14856 2007-04-01 Richard Sandiford <richard@codesourcery.com>
14859 * config/mips/mips.md (load_const_gp): New insn.
14860 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
14861 the MIPS16 GP pseudo register if no_new_pseudos.
14862 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
14864 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
14867 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
14869 (call_value): Likewise.
14871 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
14872 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14875 * doc/invoke.texi: (optimization options): Reword description
14876 of -ffast-math. Document its primary purpose.
14878 2007-03-31 Richard Guenther <rguenther@suse.de>
14880 * omp-low.c (splay-tree.h): Include.
14881 (lookup_decl): Replace splay-tree usage by pointer-map.
14882 (maybe_lookup_decl): Likewise.
14883 (new_omp_context): Likewise.
14884 (delete_omp_context): Likewise.
14885 * gimplify.c (splay-tree.h): Include.
14886 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
14888 (remap_ssa_name): Likewise.
14889 (remap_decl): Likewise.
14890 (remap_type_1): Likewise.
14891 (remap_type): Likewise.
14892 (copy_body_r): Likewise.
14893 (expand_call_inline): Likewise.
14894 (clone_body): Likewise.
14895 (copy_tree_r): Likewise.
14896 (remap_save_expr): Likewise.
14897 (unsave_r): Likewise.
14898 (unsave_expr_now): Likewise.
14899 (tree_function_versioning): Likewise.
14900 (build_duplicate_type): Likewise.
14901 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
14902 (struct copy_body_data): Replace splay-tree by pointer-map.
14903 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
14904 not $(SPLAY_TREE_H).
14905 (gimplify.o): Depend on $(SPLAY_TREE_H).
14906 (omp-low.p): Likewise.
14908 2007-03-31 Anatoly Sokolov <aesok@post.ru>
14910 * config/avr/predicates.md (even_register_operand,
14911 odd_register_operand): New predicates.
14912 * config/avr/avr.md (movw peephole2): New.
14913 (movw_r peephole2): New.
14915 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
14917 * tree.h (get_signed_or_unsigned_type): New.
14918 * fold-const.c (operand_equal_for_comparison_p): Use
14919 get_signed_or_unsigned_type instead of
14920 lang_hooks.types.signed_or_unsigned_type.
14921 * expr.c (store_expr): Ditto.
14922 * langhooks.c (get_signed_or_unsigned_type): New.
14923 (lhd_signed_or_unsigned_type): New.
14924 * langhooks.h (lhd_signed_or_unsigned_type): New.
14925 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
14927 2007-03-30 Richard Henderson <rth@redhat.com>
14929 * tree-ssa-loop-ivopts.c: Include target.h.
14930 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
14931 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
14932 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
14933 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
14935 2007-03-30 Richard Henderson <rth@redhat.com>
14936 Kai Tietz <kai.tietz@onevision.com>
14938 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
14939 default for 64-bit.
14940 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
14941 (TARGET_64BIT_MS_ABI): New.
14942 (DBX_REGISTER_NUMBER): Handle 64-bit.
14943 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
14944 (LONG_TYPE_SIZE): Force to 32.
14945 (REG_PARM_STACK_SPACE): New.
14946 (OUTGOING_REG_PARM_STACK_SPACE): New.
14947 (REGPARM_MAX, SSE_REGPARM_MAX): New.
14948 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14949 (STACK_BOUNDARY): Use 128 for 64-bit.
14950 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
14951 Add 64-bit implementation.
14952 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
14954 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
14955 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
14956 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
14957 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
14958 (ix86_handle_cconv_attribute): Don't warn when ignoring if
14959 TARGET_64BIT_MS_ABI.
14960 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
14961 (ix86_pass_by_reference): Likewise.
14962 (ix86_function_value_regno_p): Likewise.
14963 (ix86_build_builtin_va_list): Likewise.
14964 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14965 (function_arg_advance_ms_64): New.
14966 (function_arg_advance): Call it.
14967 (function_arg_ms_64): New.
14968 (function_arg): Call it.
14969 (function_value_ms_64): New.
14970 (ix86_function_value_1): Call it.
14971 (return_in_memory_ms_64): New.
14972 (ix86_return_in_memory): Call it.
14973 (setup_incoming_varargs_ms_64): New.
14974 (ix86_setup_incoming_varargs): Call it.
14975 (ix86_expand_prologue): Handle 64-bit stack probing.
14976 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
14977 (output_pic_addr_const): Likewise.
14978 (x86_this_parameter): Likewise.
14979 (x86_output_mi_thunk): Likewise.
14980 (x86_function_profiler): Likewise.
14981 (TARGET_STRICT_ARGUMENT_NAMING): New.
14982 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14983 (TARGET_64BIT_MS_ABI): New.
14984 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14985 * config/i386/i386.md (allocate_stack_worker): Remove.
14986 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14987 describe the clobber of eax without a match_scratch.
14988 (allocate_stack_worker_postreload): Remove.
14989 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14990 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14991 (allocate_stack_worker_rex64_postreload): Remove.
14992 (allocate_stack): Handle 64-bit.
14993 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14994 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14995 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14996 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14997 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14998 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14999 * config.build (x86_64-*-mingw*): New host.
15000 * config.host (x86_64-*-mingw*): New host.
15001 * config.gcc (x86_64-*-mingw*): New target.
15002 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15004 2007-03-30 Richard Henderson <rth@redhat.com>
15005 Kai Tietz <kai.tietz@onevision.com>
15007 * c-pragma.c (struct def_pragma_macro_value): New.
15008 (struct def_pragma_macro): New.
15009 (pushed_macro_table): New.
15010 (dpm_hash, dpm_eq): New.
15011 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15012 (init_pragma): Install them.
15013 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15015 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15017 * config/avr/avr.c (avr_override_options): Clear
15018 'flag_delete_null_pointer_checks'.
15020 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15023 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15024 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15025 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15026 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15027 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15028 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15029 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15031 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15033 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15035 * regmove.c: Move all of pass_stack_adjustments from here...
15036 * combine-stack-adj.c: ...to this new file.
15037 * Makefile.in: Add rules for combine-stack-adj.o.
15039 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15041 PR tree-optimization/31383
15042 * tree-data-ref.c (affine_function_equal_p): Do not require the
15043 vectors to have the same length.
15045 2007-03-30 Jan Hubicka <jh@suse.cz>
15047 PR middle-end/30700
15048 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15049 availablility; add more sanity checking; ask varpool only about
15052 2007-03-29 Richard Henderson <rth@redhat.com>
15054 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15055 to decide, but __SIZEOF_LONG_LONG__.
15057 2007-03-29 Richard Henderson <rth@redhat.com>
15059 * emutls.c (struct __emutls_array): New.
15060 (emutls_destroy): Use it instead of casting element 0 from void*.
15061 (__emutls_get_address): Likewise.
15063 2007-03-29 Richard Henderson <rth@redhat.com>
15065 * varasm.c (initializer_constant_valid_p): Don't deny
15066 DECL_DLLIMPORT_P on functions.
15068 * config/i386/cygming.h: Remove function declarations.
15069 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15070 (ASM_OUTPUT_LABELREF): Remove.
15071 (COMMON_ASM_OP): Remove.
15072 (ASM_OUTPUT_COMMON): Remove.
15073 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15074 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15075 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15076 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15077 Rename from TARGET_ENCODE_SECTION_INFO.
15078 * config/i386/netware.h: Likewise.
15079 * config/i386/i386-protos.h: Update.
15080 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15081 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15082 (legitimate_constant_p): Reject dllimports.
15083 (dllimport_map, get_dllimport_decl): New.
15084 (legitimize_dllimport_symbol): New.
15085 (legitimize_address, ix86_expand_move): Use it.
15086 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15087 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15088 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15089 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15090 * config/i386/predicates.md (constant_call_address_operand): Only
15091 accept symbols; reject dllimport_p symbols.
15092 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15093 i386_pe_maybe_record_exported_symbol.
15094 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15095 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15096 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15097 trust the setting of DECL_DLLIMPORT_P.
15098 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15099 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15100 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15101 tidy the argument scanning loop.
15102 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15103 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15104 (i386_pe_strip_name_encoding): Remove.
15105 (i386_pe_binds_local_p): New.
15106 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15107 (i386_pe_output_labelref): Remove.
15108 (i386_pe_asm_output_aligned_decl_common): New.
15109 (i386_pe_maybe_record_exported_symbol): Rename from
15110 i386_pe_record_exported_symbol; check for dllexported symbols.
15112 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15114 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15115 add comment explaining why vsnprintf cannot be used.
15117 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15119 PR tree-optimization/30666
15120 * tree.c (build_complex_type): When creating type names for DWARF2
15121 debug info, create TYPE_DECLs for TYPE_NAME instead of
15123 (build_common_tree_nodes_2): Use build_complex_type when building
15124 predefined complex types, to preserve canonical types.
15126 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15128 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15129 (noce_get_alt_condition): Look at it to determine whether to
15130 reverse the condition or not.
15131 (noce_get_condition): Substitute the truth for lies.
15132 (noce_find_if_block): Set the then_else_reversed field.
15134 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15136 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15137 destination of this insn.
15138 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15139 than calling gen_rtx_SET directly. Use r0 to hold the value of
15140 'address + 4' rather than a stack based temporary which can be
15141 mis-optimized away.
15143 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15145 * config/s390/s390.c (s390_secondary_input_reload_class,
15146 s390_secondary_output_reload_class): Functions removed.
15147 (s390_secondary_reload): New function.
15148 (TARGET_SECONDARY_RELOAD): Target macro defined.
15149 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15150 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15151 * config/s390/s390.md ("reload_outti", "reload_outdi",
15152 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15153 "reload_out<mode>"): Expanders removed.
15154 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15155 "reload<mode>_nonoffmem_out"): Expanders added.
15157 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15159 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15160 action if SRC->DEST replacement failed anyway.
15162 2007-03-28 Mike Stump <mrs@apple.com>
15164 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15165 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15166 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15168 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15170 * config.gcc: Accept barcelona as a variant of amdfam10.
15171 * config/i386/i386.c (override_options): Likewise.
15172 * doc/invoke.texi: Likewise.
15174 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15176 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15177 offsets for BIT_FIELD_REF and COMPONENT_REF.
15179 2007-03-28 Richard Guenther <rguenther@suse.de>
15181 * tree.c (is_global_var): Move ...
15182 * tree-flow-inline.h (is_global_var): ... here.
15183 * tree.h (is_global_var): Remove declaration.
15185 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15187 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15189 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15190 * config/i386/i386.c (ix86_tune_features): Initialize new
15192 * config/i386/predicates.md (promotable_binary_operator): Use
15193 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15195 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15198 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15200 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15202 * config/fr30/fr30.md (movsi_internal): Change destination
15203 constraint from m to V and add m to the end.
15205 2007-03-28 Christian Bruel <christian.bruel@st.com>
15207 * config/sh/sh.md (movsi_i): Fix type attribute.
15209 2007-03-28 Christian Bruel <christian.bruel@st.com>
15211 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15212 (movsf_ie): Likewise.
15214 2007-03-28 Christian Bruel <christian.bruel@st.com>
15216 * config.gcc: Add sh4-300 to multilib.
15217 * config/sh/t-mlib-sh4-300: New file.
15219 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15221 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15222 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15223 fix_trunc<mode>di2.
15224 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15225 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15226 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15227 "fixuns_trunctddi2"): Whitespace fix.
15229 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15231 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15232 the definition of struct sh_args.
15233 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15234 CALL_COOKIE_INT_REG_GET): Likewise.
15236 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15238 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15239 transformations are applied successfully.
15241 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15243 * tree.c (tree_contains_struct): Permit 512 tree codes.
15244 * tree.h (tree_contains_struct): Ditto.
15245 (MAX_TREE_CODES): Ditto.
15246 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15247 SPARE member to store remaining padding bits.
15249 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15251 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15254 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15256 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15257 * configure: Regenerate.
15259 * configure: Regenerate using the correct version of autoconf.
15261 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15263 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15265 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15266 regs to "__SP_L__" and "__SP_H__".
15268 2007-03-27 Richard Guenther <rguenther@suse.de>
15270 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15271 computations with it with a HOST_WIDE_INT variable.
15273 2007-03-26 Mike Stump <mrs@apple.com>
15275 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15276 objective-c-header, objective-c++-header and objc++-cpp-output
15278 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15280 2007-03-26 Richard Henderson <rth@redhat.com>
15283 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15284 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15285 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15286 IX86_BUILTIN_PSRLQ128): New.
15287 (ix86_init_mmx_sse_builtins): Add them.
15288 (ix86_expand_builtin): Expand them.
15289 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15290 operand 2 be TImode.
15291 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15292 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15293 _mm_srli_epi64): Mark __B const.
15294 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15295 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15296 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15297 new two-vector shift builtins.
15299 2007-03-26 Ian Lance Taylor <iant@google.com>
15301 PR tree-optimization/31345
15302 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15303 [+INF, +INF(OVF)] into VARYING.
15305 2007-03-26 Zack Weinberg <zackw@panix.com>
15307 * gengtype-parse.c: New file.
15308 * gengtype-yacc.y: Delete.
15309 * gengtype-lex.l: Don't include gengtype-yacc.h.
15310 Define YY_DECL and yyterminate appropriately for recursive
15311 descent parser. yylval is now a string out-parameter to yylex.
15312 (HWS, EOID): New shorthand.
15313 (IWORD): Add a couple more types.
15314 (yylex): Add a setup stanza. Remove the complex rules for
15315 detecting GTY'ed types and typedefs; replace with simple
15316 keyword detectors. Adjust everything for the changed
15317 definition of yylval. Ignore all pp-directives, not just #define.
15319 (parse_file): Rename yybegin; do not call yyparse.
15321 * gengtype.c (xasprintf): Export again.
15322 (this_file): New. Use everywhere __FILE__ was being used.
15323 (get_lang_bitmap): Special case types defined in gengtype.c.
15324 (do_typedef, new_structure): Suppress definition of certain types.
15325 (new_structure): Improve diagnostics of duplicate definitions.
15326 Make sure location_s is associated with input.h.
15327 (nreverse_pairs, define_location_structures): New functions.
15328 (main): Improve tagging of kludge types. Remove old kludges
15329 for input.h types; use define_location_structures.
15330 * gengtype.h: Update prototypes. Define token codes here.
15331 * Makefile.in: Remove all references to gengtype-yacc.
15332 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15334 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15335 add GTY((skip)) to the field that's only conditionally there.
15336 * doc/install.texi: Document that Bison is no longer required
15337 unless building treelang.
15339 * gengtype.c: Don't include gtyp-gen.h.
15340 (srcdir): Declare here.
15341 (base_files, lang_dir_names): Allocate dynamically.
15342 (gt_files, num_gt_files, num_lang_dirs): New globals.
15343 (measure_input_list, read_input_line, read_input_list)
15344 (set_lang_bitmap): New functions.
15345 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15346 simplify, relying on read_input_list to set up the bitmaps.
15347 (main): Arguments are no longer unused. Check for correct number
15348 of command line arguments, set srcdir and srcdir_len, then call
15349 read_input_list, before doing anything else. No need to worry
15350 about duplicates in main loop.
15351 * configure.ac: Simplify the calculation of all_gtfiles.
15352 Put language tags in there. Don't set or substitute
15353 all_gtfiles_files_langs or all_gtfiles_files_frags.
15354 * Makefile.in: Revamp the way gengtype is invoked, now that it
15355 takes a file on its command line with a much simpler format.
15356 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15357 (GTFILES): Remove duplicates and C source files.
15358 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15359 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15360 * configure: Regenerate.
15362 * gengtype.h: Remove all type definitions to gengtype.c; leave
15363 only definitions of options_p, type_p, and pair_p as opaque
15364 pointers. Update prototypes.
15365 * gengtype.c: Many type definitions moved here from gengtype.h.
15366 Consolidate type definitions at the top of the file.
15367 (xvasprintf): Delete.
15368 (xasprintf): Make static.
15369 (create_nested_pointer_option): Add 'next' parameter.
15370 (create_field_all, create_field_at): New functions.
15371 (create_field): Now a thin wrapper around create_field_all.
15372 (create_optional_field): Rename create_optional_field_ and add
15373 line argument. Original name is now a macro which supplies
15375 (oprintf): Use vsnprintf directly.
15376 (close_output_files): Use fatal rather than perror/exit.
15377 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15378 (main): Set progname. Don't use exit.
15379 * gengtype-yacc.y (struct_fields): Use create_field_at.
15380 (option, optionseqopt): Delete.
15381 (optionseq): Consolidate productions from option here so we
15382 can use the first argument to create_option.
15384 * gengtype-lex.l: Distinguish unions from structures in the
15385 token type. Don't call find_structure; return the tag as a string.
15386 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15387 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15388 string. Reorganize typedef_struct production accordingly.
15389 Use create_nested_ptr_option.
15390 * gengtype.c (create_nested_ptr_option): New function.
15391 * gengtype.h: Declare it.
15393 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15394 (string_type): Don't declare.
15395 (do_scalar_typedef): Declare.
15396 (create_scalar_type): Update prototype.
15397 * gengtype.c (string_type): Make static.
15398 (scalar_nonchar, scalar_char): New.
15399 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15400 (resolve_typedef): Use scalar_nonchar for error recovery.
15401 (create_scalar_type): Remove name_len field. Return scalar_char
15402 or scalar_nonchar as appropriate.
15403 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15404 to use string_type.
15405 (throughout): Use scalar_nonchar instead of calling
15406 create_scalar_type, whenever possible.
15407 (main): Initialize scalar_char and scalar_nonchar before calling
15409 * gengtype-lex.l: Adjust for removal of second argument to
15410 create_scalar_type. Use yylval.s instead of yylval.t when
15412 * gengtype-yacc.y: Type of SCALAR is string. Call
15413 create_scalar_type from type:SCALAR rule. Adjust for removal of
15414 second argument to create_scalar_type.
15416 * vec.h: Remove all #if IN_GENGTYPE blocks.
15417 Add comment saying that changes may require adjustments to gengtype.
15418 * gengtype.c: Don't include coretypes.h or tm.h.
15419 Add comment to inclusion of errors.h.
15420 (note_def_vec, note_def_vec_alloc): New functions.
15421 * gengtype.h: Declare new functions.
15422 * gengtype-lex.l: Don't include coretypes.h.
15423 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15425 (update_lineno): Remove unnecessary prototype.
15426 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15427 (VEC rule): Just return VEC_TOKEN.
15428 * gengtype-yacc.y (VEC_TOKEN): New token type.
15429 (type): Add a production for VEC(a,b).
15430 * Makefile.in: Update dependencies.
15432 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15433 typedefs that use the old PARAMS macro.
15435 * gengtype-lex.l: Remove all rules and states relating to yacc
15437 * gengtype-yacc.y: Similarly.
15438 * gengtype.c (note_yacc_type): Delete function.
15439 * gengtype.h: Update prototypes.
15441 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15443 * tree-pretty-print.c (dump_generic_node): Report precision of
15444 unnamed integer types.
15446 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15448 * ifcvt.c (noce_try_store_flag_constants): Don't check
15449 no_new_pseudos here.
15450 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15451 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15452 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15453 noce_try_sign_mask): Likewise.
15454 (if_convert): Check no_new_pseudos here.
15456 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15458 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15459 (noce_get_condition): Handle new then_else_reversed argument.
15460 (noce_init_if_info): Remove, fold into noce_find_if_block.
15461 (noce_process_if_block): Take a struct noce_if_info as the
15462 argument. Don't set up one based on ce_if_info. Update pointer
15463 references accordingly.
15464 (cond_move_process_if_block): Likewise.
15465 (process_if_block): Removed.
15466 (find_if_block): Removed. Move functionality two new functions,
15467 noce_find_if_block and cond_exec_find_if_block.
15468 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15469 blocks and the symmetric IF-ELSE-JOIN case.
15470 (cond_exec_find_if_block): Also new function mostly based on old
15471 find_if_block and process_if_block.
15472 (find_if_header): Replace find_if_block call with separately
15473 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15474 (find_cond_trap): Update noce_get_condition call.
15475 (dead_or_predicable): Likewise.
15477 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15479 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15481 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15482 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15483 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15484 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15485 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15486 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15487 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15488 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15489 __builtin_ia32_psrad128 builtins.
15491 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15493 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15494 * config/i386/constraints.md
15495 (define_constraint "I"): Use IN_RANGE macro.
15496 (define_constraint "J"): Ditto.
15497 (define_constraint "K"): Ditto.
15498 (define_constraint "M"): Ditto.
15499 (define_constraint "N"): Ditto.
15500 (define_constraint "O"): Ditto.
15501 * config/i386/predicates.md
15502 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15503 (define_predicate "const_0_to_3_operand"): Ditto.
15504 (define_predicate "const_0_to_7_operand"): Ditto.
15505 (define_predicate "const_0_to_15_operand"): Ditto.
15506 (define_predicate "const_0_to_63_operand"): Ditto.
15507 (define_predicate "const_0_to_255_operand"): Ditto.
15508 (define_predicate "const_1_to_31_operand"): Ditto.
15509 (define_predicate "const_2_to_3_operand"): Ditto.
15510 (define_predicate "const_4_to_7_operand"): Ditto.
15512 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15514 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15515 in SImode for save_world.
15516 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15519 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15521 PR tree-optimization/30784
15522 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15525 2007-03-25 Revital Eres <eres@il.ibm.com>
15527 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15528 Fold movement_possibility function into it.
15530 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15532 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15533 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15534 (call_indirect_nonlocal_darwin64): Same.
15535 (call_nonlocal_darwin64): Same.
15536 (call_value_indirect_nonlocal_darwin64): Same.
15537 (call_value_nonlocal_darwin64): Same.
15538 (sibcall_nonlocal_darwin64): Same.
15539 (sibcall_value_nonlocal_darwin64): Same.
15540 (sibcall_symbolic_64): Same.
15541 (sibcall_value_symbolic_64): Same.
15542 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15544 (rs6000_emit_load_toc_table): Same.
15545 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15546 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15548 (divss_call): Same.
15549 (divus_call): Same.
15550 (quoss_call): Same.
15551 (quous_call): Same.
15552 (load_toc_v4_pic_si): Same
15553 (load_toc_v4_PIC_1): Same.
15554 (load_toc_v4_PIC_1b): Same.
15555 (call_indirect_aix{32,64}): Same.
15556 (call_value_indirect_aix{32,64}): Same.
15558 (call_value): Same.
15559 (call_local{32,64}): Same.
15560 (call_value_local{32,64}): Same.
15561 (call_indirect_nonlocal_aix{32,64}): Same.
15562 (call_nonlocal_aix{32,64}): Same.
15563 (call_value_indirect_nonlocal_aix{32,64}): Same.
15564 (call_value_nonlocal_aix{32,64}): Same.
15565 (call_indirect_nonlocal_sysv<mode>): Same.
15566 (call_nonlocal_sysv<mode>): Same.
15567 (call_value_indirect_nonlocal_sysv<mode>): Same.
15568 (call_value_nonlocal_sysv<mode>): Same.
15570 (sibcall_local{32,64}): Same.
15571 (sibcall_value_local{32,64}): Same.
15572 (sibcall_nonlocal_aix{32,64}): Same.
15573 (sibcall_value_nonlocal_aix{32,64}): Same.
15574 (sibcall_nonlocal_sysv<mode>): Same.
15575 (sibcall_value): Same.
15576 (sibcall_value_nonlocal_sysv<mode>): Same.
15578 2007-03-24 Paul Brook <paul@codesourcery.com>
15580 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15581 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15583 2007-03-24 Richard Henderson <rth@redhat.com>
15585 * config/ia64/constraints.md: New file.
15586 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15587 satisfies_constraint_?.
15588 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15589 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15590 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15591 ia64_output_mi_thunk): Likewise.
15592 (ia64_const_ok_for_letter_p): Remove.
15593 (ia64_const_double_ok_for_letter_p): Remove.
15594 (ia64_extra_constraint): Remove.
15595 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15596 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15597 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15598 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15599 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15600 EXTRA_MEMORY_CONSTRAINT): Remove.
15601 * config/ia64/ia64.md: Include constriants.md. Replace
15602 CONST_OK_FOR_? with satisfies_constraint_?.
15604 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15605 H.J. Lu <hongjiu.lu@intel.com>
15607 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15609 (name macros): Use DPD_BID_NAME to convert names properly.
15611 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15612 decimal floating point format.
15613 (init_floating_libfuncs): Change decimal functions so that they
15614 have a "bid_" prefix if the decimal system uses the BID format,
15615 and "dpd_" prefix if the decimal system uses the DPD format.
15616 (init_interclass_conv_libfuncs): Ditto.
15617 (init_intraclass_conv_libfuncs): Ditto.
15619 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15620 using the BID format.
15622 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15623 whether we are using the BID decimal format.
15624 * configure: Regenerate.
15626 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15627 the compiler has decimal floating point enabled. Define
15628 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15631 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15632 using the BID format.
15634 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15635 whether we are using the BID decimal format.
15636 * configure: Regenerate.
15638 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15639 the compiler has decimal floating point enabled. Define
15640 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15643 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15644 options, and that it is enabled for i386/x86_64 systems.
15646 * Makefile.in (enable_decimal_float): New.
15648 (DECNUMINC): Add -I$(DECNUMFMT).
15649 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15650 to $(DECNUMFMT) from $(DECNUM).
15652 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15653 Substitute enable_decimal_float.
15654 * configure: Regenerated.
15657 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15660 * configure.ac: Enable decimal float for x86_64-*-linux*.
15661 * configure: Regenerated.
15664 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15665 decimal128ClearSign to flip and clear the sign bit in decimal128.
15666 (decimal_real_maxval): Set decimal128SetSign to set the sign
15669 2007-03-23 Ian Lance Taylor <iant@google.com>
15671 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15673 2007-03-23 Ian Lance Taylor <iant@google.com>
15675 * tree-dump.c (dump_files): Correct comment.
15677 2007-03-23 Ian Lance Taylor <iant@google.com>
15679 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15681 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15683 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15684 in cfglayout mode. Don't go into and out of cfglayout mode.
15685 Link the blocks in the order of the constructed traces.
15686 (rest_of_handle_tracer): Adjust call to tracer.
15687 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15688 Don't go into cfglayout mode.
15689 (rtl_loop_done): Don't go out of cfglayout mode.
15690 * cfglayout.c (relink_block_chain): New function, split out from...
15691 (fixup_reorder_chain): ...here. Remove redundant checking.
15692 (cfg_layout_finalize): Don't clear the header, footer, and aux
15693 fields here, move the code to do so to relink_block_chain. Likewise
15694 for free_original_copy_tables.
15695 * rtl.h (tracer): Update prototype.
15696 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15697 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15698 mode. Use relink_block_chain to serialize the CFG according to the
15699 new basic block order. Move targetm.cannot_modify_jumps_p check from
15701 (gate_handle_reorder_blocks): ...to here.
15702 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15704 (gate_duplicate_computed_gotos): ...to here.
15705 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15706 something always changes when going into and out of cfglayout mode.
15707 Perform an expensive cfg cleanup while going into cfglayout mode.
15708 Always update liveness information on HAVE_conditional_execution
15709 targets. Reserialize the basic blocks and go out of cfglayout mode.
15710 * reg-stack.c: Include cfglayout.h.
15711 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15712 the call to reorder_basic_blocks.
15713 * basic-block.h (reorder_basic_blocks): Update prototype.
15714 (relink_block_chain): New prototype.
15715 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15717 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15719 * config/mips/mips.md (type, hazard, *movdi_32bit,
15720 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15721 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15722 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15723 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15724 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15726 (movcc): Change first xfer to multi.
15727 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15728 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15729 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15730 config/mips/generic.md: Change reservations using "xfer" to use
15732 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15733 using match_operand.
15734 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15735 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15737 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15739 2007-03-22 Richard Henderson <rth@redhat.com>
15741 * config/i386/i386.c: Remove unnecessary function declarations.
15742 Move targetm definition, and all related macros, to the end of
15743 the file. Resort some functions to put definitions before uses.
15744 (ix86_attribute_table): Make static. Move to end of file.
15745 (ix86_gimplify_va_arg): Make static.
15747 2007-03-22 Richard Henderson <rth@redhat.com>
15749 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15750 don't increase local_regparm with force_align_arg_pointer check.
15751 (ix86_function_sseregparm): Assert 32-bit.
15752 (type_has_variadic_args_p): New.
15753 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15754 type_has_variadic_args_p.
15755 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15756 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15757 use memset instead. Do maybe_vaarg check first; skip attribute
15758 tests if true; skip attribute tests for 64-bit.
15759 (construct_container): Remove TARGET_DEBUG_ARG.
15760 (function_arg_advance_32, function_arg_advance_64): Split out ...
15761 (function_arg_advance): ... from here.
15762 (function_arg_32, function_arg_64): Split out ...
15763 (function_arg): ... from here.
15764 (ix86_pass_by_reference): Tidy.
15765 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15766 (function_value_32): New, from parts of ix86_function_value
15767 and ix86_value_regno.
15768 (function_value_64): New, from parts of ix86_function_value
15769 and ix86_libcall_value.
15770 (ix86_function_value_1): New.
15771 (ix86_function_value, ix86_libcall_value): Use it.
15772 (return_in_memory_32, return_in_memory_64): Split out ...
15773 (ix86_return_in_memory): ... from here.
15774 (ix86_struct_value_rtx): Skip for 64-bit.
15775 (ix86_libcall_value, ix86_value_regno): Remove.
15776 (setup_incoming_varargs_64): Split out ...
15777 (ix86_setup_incoming_varargs): ... from here.
15778 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15779 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15780 * config/i386/i386-protos.h (ix86_function_value): Remove.
15781 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15783 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15786 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15787 infinities not supported, otherwise emit warning if -Woverflow. On
15788 underflow, emit warning if -Woverflow.
15789 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15791 * real.h (real_from_string): Update declaration
15793 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15794 Richard Henderson <rth@redhat.com>
15796 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15797 * calls.c (compute_argument_block_size, expand_call,
15798 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15799 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15800 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15801 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15802 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15803 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15804 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15805 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15808 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15810 * c-incpath.c (add_sysroot_to_chain): New.
15811 (merge_include_chains): Add sysroot argument. Call
15812 add_sysroot_to_chain if sysrooted.
15813 (register_include_chains): Update call to merge_include_chains.
15814 * doc/cppopts.texi: Document use of '=' in include directory
15817 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15819 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15820 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15821 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15822 insn pattern using X87MODEF12 mode macro.
15824 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15826 * regmove.c (regmove_optimize): Use reg_mentioned_p
15827 instead of reg_overlap_mentioned_p for DST.
15829 2007-03-21 Mike Stump <mrs@apple.com>
15831 * c.opt: Fixup for Objective-C/C++.
15833 2007-03-21 Steve Ellcey <sje@cup.hp.com>
15835 * explow.c (convert_memory_address): Fold memory reference when
15836 POINTERS_EXTEND_UNSIGNED < 0
15838 2007-03-21 Richard Henderson <rth@redhat.com>
15841 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
15842 * config/i386/mmintrin.h (__m64): Likewise.
15843 * config/i386/xmmintrin.h (__m128): Likewise.
15845 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15847 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
15848 (VXWORKS_OS_CPP_BUILTINS): Define.
15849 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
15850 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
15852 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15854 * rtl.h (constant_pool_reference_p): Delete.
15855 (find_constant_src): Declare.
15856 * rtlanal.c (find_constant_src): New function.
15857 * simplify-rtx.c (constant_pool_reference_p): Delete.
15858 * config/i386/i386.md: Use find_constant_src instead of
15859 constant_pool_reference_p/avoid_constant_pool_reference pairs.
15861 2007-03-21 Richard Sandiford <richard@codesourcery.com>
15863 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
15864 * c-cppbuiltin.c (c_cpp_builtins): Define them.
15866 2007-03-20 Mark Mitchell <mark@codesourcery.com>
15868 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
15869 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
15870 (arm_elf_asm_constructor): Use it.
15871 (arm_elf_asm_destructor): New function.
15873 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
15875 * jump.c (mark_jump_label): Treat SEQUENCE specially.
15877 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
15879 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
15881 2007-03-19 Andrew Haley <aph@redhat.com>
15883 PR tree-optimization/31264
15884 * tree-vrp.c (register_edge_assert_for_1): Don't look though
15885 VIEW_CONVERT_EXPRs.
15887 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
15889 PR rtl-optimization/30907
15890 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
15891 (fwprop_init): Always call loop_optimizer_initialize.
15892 (fwprop_done): Always call loop_optimizer_finalize.
15893 (fwprop): We always have loop info now.
15894 (gate_fwprop_addr): Remove.
15895 (pass_fwprop_addr): Use gate_fwprop as gate.
15897 PR rtl-optimization/30841
15898 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
15899 df_chain_alloc): Call df_reorganize_refs unconditionally.
15900 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
15901 refs_organized to refs_organized_size.
15902 (df_ref_create_structure): Use refs_organized_size instead of
15903 bitmap_size if refs had been organized, and keep refs_organized_size
15905 * df.h (struct df_ref_info): Change refs_organized to
15906 refs_organized_size.
15907 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
15910 2007-03-19 Mark Mitchell <mark@codesourcery.com>
15912 * except.c (output_function_exception_table): Do not reference the
15913 EH personality routine for functions that do not require an
15916 2007-03-20 Jakub Jelinek <jakub@redhat.com>
15919 * c-typeck.c (convert_for_assignment): Call comptypes for
15920 RECORD_TYPE or UNION_TYPE.
15922 PR inline-asm/30505
15923 * reload1.c (reload): Do invalid ASM checking after
15924 cleanup_subreg_operands.
15926 2007-03-19 Jeff Law <law@redhat.com>
15928 * tree-cfg.c (find_taken_edge): Tighten conditions for
15929 optimizing computed gotos.
15931 2007-03-19 Michael Matz <matz@suse.de>
15933 * builtins.c (expand_builtin_sync_operation,
15934 expand_builtin_compare_and_swap,
15935 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
15938 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
15939 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
15942 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15944 * doc/tm.texi: Add brackets around the return type of
15945 TARGET_SECONDARY_RELOAD.
15947 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
15948 Richard Guenther <rguenther@suse.de>
15950 PR tree-optimization/31254
15951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15952 Use handled_component_p () where appropriate. Continue
15953 propagating into the rhs if we propagated into an INDIRECT_REF
15956 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15958 * config/s390/s390.md (op_type attribute): RRR instruction type added.
15959 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
15960 (xde, xdee): Mode attributes adjusted to support DFP modes.
15961 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
15962 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
15963 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
15964 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
15965 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
15966 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15967 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
15969 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
15970 "movsf"): Insn definitions removed.
15971 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
15972 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
15973 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
15975 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
15976 "reload_in<mode>", "reload_out<mode>"): Expander added.
15977 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15980 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15982 * config/s390/s390.md: Only non-functional changes. Renamed
15983 FPR mode macro to BFP all over the file.
15985 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15987 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15988 (op_type attribute): RRF instruction type added.
15989 (fT0): New mode attribute.
15990 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15991 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15992 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15993 instruction no secondary memory is needed when moving DFmode values
15994 between GPRs and FPRs.
15996 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15998 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15999 inverted and documentation adjusted.
16000 ("mhard-dfp", "msoft-dfp"): New options.
16001 * config/s390/s390.c (s390_handle_arch_option): New architecture
16003 (override_options): Sanity checks for the new options added.
16004 * config.gcc: New architecture switch: z9-ec.
16005 * config/s390/s390.h (processor_flags): PF_DFP added.
16006 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16007 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16008 when the bit is NOT set so remove it from the defaults.
16010 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16012 * genemit.c (main): Print include statement for dfp.h.
16013 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16016 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16018 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16020 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16023 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16024 instead of PATTERN.
16026 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16028 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16029 attr_length_call, output_call, output_indirect_call): Cleanup
16030 formatting of targetm calls.
16032 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16034 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16036 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16038 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16039 reservation, bypass and anti-bypass descriptions for these
16040 instructions. Update move patterns.
16041 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16044 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16046 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16047 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16048 (get_initial_def_for_reduction): Likewise.
16050 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16052 Fix PR tree-optimization/29922
16053 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16054 (get_representative): Removed.
16055 (value_dies_in_block_x): Update for rvuse removal.
16056 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16057 (compute_antic_aux): Handle when PHI nodes appear in
16058 non-single-successors.
16059 (dump_bitmap_of_names): Removed.
16060 (compute_antic_safe): Renamed and removed rvuse calculation.
16061 Calculate only antic safe.
16062 (insert_into_preds_of_block): Remove assert.
16063 (execute_pre): Update for renamed functions.
16064 (defer_or_phi_translate_block): New function.
16066 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16068 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16069 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16071 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16072 Follow spelling conventions.
16074 * tree-data-ref.h: Remove the prototype for analyze_array.
16076 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16078 PR tree-optimization/31041
16079 * tree-vect-transform.c (get_initial_def_for_induction): Call
16080 force_gimple_operand.
16082 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16084 * ipa-type-escape.c (look_for_casts) : Revert code to use
16085 handled_component_p due to ada test a-numaux.adb.
16087 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16089 * final.c (final_scan_insn): Alter the condition of a
16090 conditional trap if we have nonstandard CC.
16092 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16094 * configure.ac: Remove excess quoting from asm line 0 test.
16095 * configure: Rebuilt.
16097 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16099 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16100 * c-common.c (convert_and_check): Move warning logic to...
16101 (warnings_for_convert_and_check): ...here. Define.
16102 * c-common.h (warnings_for_convert_and_check): Declare.
16104 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16106 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16107 (output_call): Likewise.
16109 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16111 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16113 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16115 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16117 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16119 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16120 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16122 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16124 PR tree-optimization/31183
16125 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16126 Use double_int instead of unsigned int for representing access_strides.
16127 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16129 2007-03-16 Richard Guenther <rguenther@suse.de>
16131 PR tree-optimization/31146
16132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16133 to allow recursion of forward_propagate_addr_expr.
16134 (forward_propagate_addr_into_variable_array_index): Likewise.
16135 (forward_propagate_addr_expr): Likewise.
16136 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16137 (forward_propagate_addr_expr_1): Recurse on simple copies
16138 instead of propagating into them. Do so for useless conversions
16140 (forward_propagate_addr_expr): Clean up unused statements after
16143 2007-03-16 Richard Guenther <rguenther@suse.de>
16145 * builtins.c (expand_builtin_cexpi): Use the right argument
16146 for the expansion via cexp.
16148 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16150 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16151 * configure: Rebuilt.
16153 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16156 * dwarf2out.c (force_type_die): Adjust comment.
16157 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16159 2007-03-15 DJ Delorie <dj@redhat.com>
16161 * config/frv/predicates.md (minmax_operator): Don't check operands
16164 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16166 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16167 Update constant estimates of number of iterations.
16168 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16169 argument renamed to "realistic".
16170 (compute_estimated_nb_iterations): Removed.
16171 (record_niter_bound): New function.
16172 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16173 call record_nonwrapping_iv with upper = false.
16174 (infer_loop_bounds_from_signedness): Pass upper argument to
16175 record_nonwrapping_iv.
16176 (estimate_numbers_of_iterations_loop): Do not call
16177 compute_estimated_nb_iterations. Record estimate based on profile
16178 information. Initialize the constant estimates of number of
16180 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16182 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16183 number of iterations is too small.
16184 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16185 (EST_NOT_AVAILABLE): Removed.
16186 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16187 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16190 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16192 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16193 Handle NE_EXPR guards.
16195 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16198 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16199 Set also -pedantic-errors by default for the preprocessor unless
16200 -fpermissive is given.
16202 2007-03-15 Richard Guenther <rguenther@suse.de>
16204 PR middle-end/29719
16205 PR middle-end/31161
16206 * builtins.c (expand_builtin_cexpi): As a fallback if we
16207 don't have builtins for sincos or cexp create a function
16208 declaration for cexp and expand to a call to that.
16209 (expand_builtin_int_roundingfn): Always fall
16210 back to floor/ceil and its variants even if they may be
16213 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16215 PR middle-end/31159
16216 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16217 jump tables, move the call to delete_dead_jumptables from here...
16218 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16219 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16220 don't allow merging of blocks that try_redirect_by_replacing_jump
16221 also does not handle when not optimizing.
16223 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16224 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16226 * config/i386/i386.md (x86_sahf_1): Correctly handle
16229 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16232 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16233 x86_64_general_operand as operand[2] predicate. Remove "iF"
16234 from operand constraints and use "e" constraint instead.
16235 (*subti3_1, *subti3_1 splitter): Ditto.
16236 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16237 operand[1] predicate.
16239 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16241 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16242 arrays, multiply the access strides by the size of the sub-array.
16243 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16245 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16247 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16248 the configured assembler supports the sahf mnemonic.
16249 * configure: Regenerate.
16250 * config.in: Regenerate.
16252 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16253 emit "sahf" or ".byte\t0x9e" as asm template.
16255 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16258 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16259 option to replace hard coded TARGET_xxx in md file.
16260 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16261 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16262 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16263 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16264 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16265 (X86_TUNE_NOT_VECTORMODE): Ditto.
16266 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16267 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16268 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16269 (TUNE_SLOW_IMUL_IMM8): Ditto.
16270 (TUNE_MOVE_M1_VIA_OR): Ditto.
16271 (TUNE_NOT_UNPAIRABLE): Ditto.
16272 (TUNE_NOT_VECTORMODE): Ditto.
16274 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16277 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16278 tuning options instead of hard coded TARGET_xxx.
16279 (fix ssemode peephole2's): Ditto.
16280 (imul peephole2's): Ditto.
16282 (movdi_or_rex64): Ditto.
16283 (move peephole2): Ditto.
16284 (not peephole2's): Ditto.
16286 2007-03-14 Dirk Mueller <dmueller@suse.de>
16288 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16289 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16290 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16292 * c-parser.c (c_parser_do_statement): Warn about empty body in
16293 do/while statement.
16294 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16295 * doc/invoke.texi (-Wempty-body): Update documentation.
16297 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16300 * c-common.h (warn_for_div_by_zero): Declare.
16301 * c-common.c (warn_for_div_by_zero): Define.
16302 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16305 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16307 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16308 to PREFIX and STANDARD_PREFIX.
16310 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16311 Phil Edwards <phil@codesourcery.com>
16313 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16314 (__gthread_once_t): Remove busy field for RTPs.
16315 (__GTHREAD_ONCE_INIT): Update accordingly.
16317 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16319 * doc/invoke.texi: Document VxWorks options.
16321 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16323 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16325 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16327 PR tree-optimization/30590
16328 * tree-nrv.c (tree_nrv): Check for the partial update of the
16331 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16333 * flags.h (flag_random_seed): Remove declaration, in favor of...
16334 * toplev.h (get_random_seed, set_random_seed): ... these.
16335 * tree.c (get_file_function_name): Use the former.
16336 * opts.c (common_handle_option): Use the latter.
16339 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16341 PR middle-end/31127
16342 * cse.c (cse_find_path): Do not bail out if a basic block that
16343 we already visited now becomes part of a path that starts at a
16344 different basic block. Just disallow this, to make sure we
16345 visit each basic block at most once.
16347 2007-03-13 Jan Hubicka <jh@suse.cz>
16349 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16350 attributes, when profile esitmate is present, calls with very low
16351 frequency are cold.
16353 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16355 PR tree-optimization/30730
16356 PR tree-optimization/26900
16357 * tree-ssa-loop-niter.c: Include gmp.h.
16358 (bounds): New type.
16359 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16360 split_to_var_and_offset, determine_value_range,
16361 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16362 bound_difference, bounds_add, bounds_negate,
16363 number_of_iterations_ne_max, dump_affine_iv): New functions.
16364 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16365 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16366 difference of initial and final value of control iv to validate
16368 (number_of_iterations_cond): Add loop parameter. Determine bounds
16369 on the difference of the extremes of the control iv. Add dumps.
16370 (expand_simple_operations): Handle phi nodes.
16371 (simplify_using_initial_conditions): Do not record used conditions.
16372 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16373 Do not set additional_info.
16374 (implies_nonnegative_p, implies_ge_p): Removed.
16375 (derive_constant_upper_bound): Do not use parameter `additional'.
16376 (record_estimate): Parameter `additional' removed. Parameter
16377 `i_bound' added. Do not call derive_constant_upper_bound.
16378 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16379 bound the number of iterations estimate.
16380 (estimate_numbers_of_iterations_loop): Pass the estimate from
16381 the number of iterations analysis to record_estimate.
16382 * tree.h (multiple_of_p): Declare.
16383 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16384 (scev_const_prop): Do not check expression_expensive_p.
16385 * fold-const.c (multiple_of_p): Exported.
16386 * double-int.c (double_int_mask): Exported.
16387 * double-int.h (double_int_mask): Declare.
16388 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16389 field. Added max field.
16391 2007-03-13 David Taylor <taylor@candd.org>
16394 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16397 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16400 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16401 two unamed patterns.
16403 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16405 * config/i386/i386.opt (mcx16, msahf): New options.
16406 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16407 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16409 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16410 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16411 Output -mcx16 and -msahf options when corresponding bit is set.
16413 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16414 and -msahf options.
16416 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16418 * configure.ac: Test for assembler tolerance to # 0 "".
16419 * configure, config.in: Rebuilt.
16420 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16422 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16424 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16426 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16427 (handle_syscall): Handle direct system calls.
16428 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16430 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16432 * doc/invoke.texi: Fix cpp.info cross-reference.
16433 * doc/passes.texi: Fix gcc.info cross-reference.
16435 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16437 PR tree-optimization/30835
16438 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16439 bb_for_stmt is not NULL before accessing it.
16441 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16443 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16446 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16449 * doc/install.texi: Document --enable-stage1-languages
16451 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16453 * tree-pass.h (pass_into_cfg_layout_mode,
16454 pass_outof_cfg_layout_mode): Declare.
16455 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16456 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16457 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16458 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16460 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16462 * c-decl.c (warn_variable_length_array): New function.
16463 Refactored from grokdeclarator to handle warn_vla
16464 and handle unnamed array case.
16465 (grokdeclarator): Refactored VLA warning case.
16466 * c.opt (Wvla): New flag.
16467 * doc/invoke.texi (Wvla): New warning.
16469 2007-03-12 Richard Henderson <rth@redhat.com>
16471 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16472 (TARGET_SECTION_TYPE_FLAGS): New.
16474 2007-03-12 Richard Henderson <rth@redhat.com>
16476 * config/darwin.c (machopic_reloc_rw_mask): New.
16477 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16478 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16480 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16482 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16483 * cppdefault.h (cpp_PREFIX): Document.
16484 (cpp_PREFIX_len): Likewise.
16485 (cpp_EXEC_PREFIX): New variable.
16486 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16487 * c-incpath.c (add_standard_paths): Correct logic for relocating
16488 paths within prefix.
16490 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16492 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16493 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16495 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16496 fix_truncdfdi_sse using SSEMODEF mode macro.
16497 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16498 fix_truncdfsi_sse using SSEMODEF mode macro.
16499 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16500 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16502 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16504 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16505 elfos.h to tm_file.
16507 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16509 * tree.h : Add multiple_of_p declaration.
16510 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16511 * ipa-type-escape.c (results_of_malloc): Redundant.
16512 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16513 (cast_type): Extended with new members.
16514 (check_cast): Returns cast_type.
16515 (cast): New structure for data of walk_use_def_chains.
16516 (is_malloc_result, is_cast_from_non_pointer_1,
16517 is_cast_from_non_pointer,
16518 is_array_access_through_pointer_and_index): New functions.
16519 (look_for_casts): Returns cast types.
16520 (check_call): Returns void.
16521 (okay_pointer_operation): Use support of pointer plus index,
16522 pointer plus constant and allow all multiplications.
16524 2007-03-11 Richard Guenther <rguenther@suse.de>
16526 PR tree-optimization/31115
16527 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16528 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16529 A shift count of zero is not special as with *_DIV_EXPR.
16530 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16533 2007-03-11 Ian Lance Taylor <iant@google.com>
16535 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16536 the *_DIV_EXPR codes correctly with overflow infinities.
16538 2007-03-11 Ira Rosen <irar@il.ibm.com>
16540 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16541 indicate success/failure of the analysis. Add negation to subtrahend
16542 in case of subtraction. Fail if both operands contain constants.
16543 (create_data_ref): Fail if analyze_offset fails.
16545 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16547 * config/i386/i386.md (frndintxf2): Rename to ...
16548 (rintxf2): ... this. Remove expander having same name.
16549 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16550 (roundsf2, rounddf2): Ditto.
16551 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16552 (lround<mode>di2, lround<mode>si2): Ditto.
16554 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16556 * lower-subreg.c: Include except.h.
16557 (decompose_multiword_subregs): Verify that the only control flow
16558 insns we can split are loads to multi-words pseudos.
16559 Handle breaking such blocks after splitting, instead of calling
16560 find_many_sub_basic_blocks.
16562 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16563 on the new basic block. Add a lengthy comment explaining why we
16564 thought this was necessary.
16565 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16567 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16570 * tree.c (walk_type_fields): Recurse into the element type of
16571 ARRAY_TYPEs if there is a pointer set.
16573 2007-03-10 Dirk Mueller <dmueller@suse.de>
16575 * c-common.c (warn_logical_operator): Fix condition.
16577 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16579 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16581 * config/darwin.c (machopic_select_section): Remove superfluous
16582 argument in call to categorize_decl_for_section. Remove unused
16585 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16587 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16589 * configure: Regenerate.
16591 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16594 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16595 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16596 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16597 Add LABEL_NUSES to emitted label.
16598 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16599 branch probability value to emitted jump insn.
16600 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16601 Do not check life information and do not re-arrange input operands
16602 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16604 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16606 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16607 the change of decode_asm_operands.
16609 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16611 * mode-switching.c (create_pre_exit): Skip blockage insn.
16613 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16615 * tree-pass.h (TODO_update_smt_usage): Remove.
16617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16621 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16623 * pa.c (attr_length_call): Revise condition for long
16624 pc-relative branch.
16625 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16626 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16627 sequence on SOM target.
16629 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16631 * gcc.c: Document %{, in big comment at top.
16632 (input_suffix_matches): Remove special handling for .s and
16634 (input_spec_matches): New.
16635 (handle_braces): Handle %{,.
16636 (validate_switches): ',' indicates a value which is not a switch.
16637 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16638 to detect assembler input.
16639 * config/i386/sol2.h (CPP_SPEC): Likewise.
16640 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16641 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16642 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16643 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16644 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16645 -m64 causes deployment target to default to 10.5.
16646 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16648 2007-03-09 Richard Henderson <rth@redhat.com>
16651 * target.h (targetm.asm.out.reloc_rw_mask): New.
16652 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16653 (TARGET_ASM_OUT): Use it.
16654 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16655 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16656 use the new reloc_rw_mask target hook instead.
16657 (default_section_type_flags_1): Merge into...
16658 (default_section_type_flags): ... here.
16659 (decl_readonly_section_1): Merge into...
16660 (decl_readonly_section): ... here.
16661 (default_elf_select_section_1): Merge into...
16662 (default_elf_select_section): ... here.
16663 (default_unique_section_1): Merge into...
16664 (default_unique_section): ... here.
16665 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16666 (default_select_rtx_section): Use it.
16667 (default_elf_select_rtx_section): Likewise.
16668 * output.h: Update to match.
16669 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16670 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16671 (TARGET_ASM_RELOC_RW_MASK): New.
16672 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16673 to categorize_decl_for_section.
16674 (x86_64_elf_unique_section): Likewise.
16675 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16676 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16677 (TARGET_ASM_RELOC_RW_MASK): New.
16678 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16679 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16680 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16681 (TARGET_RWRELOC): Remove.
16682 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16683 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16684 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16685 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16686 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16687 (rs6000_xcoff_select_section): Use decl_readonly_section.
16688 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16689 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16690 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16691 (TARGET_SECTION_TYPE_FLAGS): Remove.
16692 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16694 2007-03-09 Roger Sayle <roger@eyesopen.com>
16696 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16697 complex constant equality/inequality comparisons for here.
16698 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16699 known at compile-time or can be simplified to a scalar comparison.
16700 (fold_relational_const): Move compile-time evaluation of complex
16701 constant equality/inequality comparisons to here.
16703 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16705 PR rtl-optimization/30643
16706 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16708 (fold_rtx): Recurse, like before 2006-11-03.
16710 2007-03-09 DJ Delorie <dj@redhat.com>
16712 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16715 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16717 PR tree-optimization/30375
16718 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16719 LHS of statements is not the same.
16720 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16722 2007-03-09 Chao-ying Fu <fu@mips.com>
16724 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16726 * doc/invoke.texi (-mdspr2): Document new option.
16727 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16728 New unspec for DSP REV 2.
16729 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16730 these instructions are extended in DSP REV 2.
16731 (mips-dspr2.md): Include.
16732 * config/mips/mips.opt (mdspr2): New option.
16733 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16734 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16735 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16736 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16737 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16738 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16739 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16741 (bdesc_map): Add one field of unsupported_target_flags.
16742 (bdesc_arrays): Update entries to have extra fields. Add
16744 (mips_init_builtins): Initialize new function types.
16745 Check unsupported_target_fileds to filter out builtins.
16746 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16748 (ASM_SPEC): Pass mdspr2 to the assembler.
16749 * config/mips/mips-dspr2.md: New file.
16751 2007-03-09 Sa Liu <saliu@de.ibm.com>
16753 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16755 2007-03-09 Ian Lance Taylor <iant@google.com>
16757 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16758 argument) like -Wstrict-overflow=2.
16759 * doc/invoke.texi (Warning Options): Update documentation.
16761 2007-03-09 Dirk Mueller <dmueller@suse.de>
16764 * doc/invoke.texi (-Wlogical-op): Document.
16765 * common.opt (-Wlogical-op): New.
16766 * c-common.h (warn_logical_operator): Declare.
16767 * c-common.c (warn_logical_operator): Define.
16768 * c-typeck.c (parser_build_binary_op): Call
16769 warn_logical_operator.
16771 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16773 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16774 * final.c (final_scan_insn): Test for non-"" file name.
16776 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16778 * doc/loop.texi: Document the Omega linear constraints solver.
16779 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16780 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16781 omega-hash-table-size, omega-max-keys, and
16782 omega-eliminate-redundant-constraints.
16783 * tree-pass.h (pass_check_data_deps): Declared.
16786 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16787 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16788 pass_check_data_deps): New.
16789 * tree-data-ref.c (init_data_ref): Remove declaration.
16790 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16791 (analyze_array): Renamed init_array_ref, move up initializations.
16792 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16793 Removed arguments that are set to NULL.
16794 (analyze_indirect_ref): Correct indentation, correct call to
16796 (object_analysis): Call init_array_ref instead of analyze_array.
16797 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16798 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16799 of DR_ACCESS_FNS_ADDR.
16800 (init_omega_eq_with_af, omega_extract_distance_vectors,
16801 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16802 ddr_consistent_p): New.
16803 (compute_affine_dependence): Check consistency of ddrs when
16804 flag_check_data_deps is passed.
16805 (analyze_all_data_dependences): Uncomment.
16806 (tree_check_data_deps): New.
16807 * tree-data-ref.h: Include omega.h.
16808 (DR_ACCESS_FNS_ADDR): Removed.
16809 (data_dependence_relation): Add inner_loop.
16810 (DDR_INNER_LOOP): New.
16811 * common.opt (fcheck-data-deps): New.
16812 * tree-flow.h (tree_check_data_deps): Declare.
16813 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16814 (OBJS-common): Depend on omega.o.
16816 * passes.c (pass_check_data_deps): Scheduled.
16817 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16818 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16819 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16820 PARAM_VECT_MAX_VERSION_CHECKS,
16821 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16823 2007-03-09 Richard Guenther <rguenther@suse.de>
16825 PR tree-optimization/30904
16826 PR middle-end/31058
16827 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16828 the same way as *_DIV_EXPR.
16830 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16832 * recog.c (decode_asm_operands): No mixed declarations and code.
16834 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16836 * rtl.def (ASM_INPUT): Add location.
16837 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
16838 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
16839 (decode_asm_operands): Add loc operand.
16840 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
16841 * stmt.c (expand_asm): Rename to...
16842 (expand_asm_loc): ... this. Add locus argument. Pass it on to
16843 gen_rtx_ASM_INPUT_loc.
16844 (expand_asm_expr): Adjust.
16845 * recog.c (decode_asm_operands): Add loc operand.
16846 (check_asm_operands, extract_insn): Adjust.
16847 * reload1.c (maybe_fix_stack_asms): Likewise.
16848 * final.c (asm_insn_count): Likewise.
16849 (final_scan_insn): Output # line before and after asm.
16851 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
16853 * tree-ssa-structalias.c (variable_info): Remove
16855 (new_var_info): Ditto.
16856 (shared_bitmap_info_t): New structure.
16857 (shared_bitmap_table): New variable.
16858 (shared_bitmap_hash): New function.
16859 (shared_bitmap_eq): Ditto
16860 (shared_bitmap_lookup): Ditto.
16861 (shared_bitmap_add): Ditto.
16862 (merge_smts_into): Change to take bitmap directly.
16863 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
16864 (init_alias_vars): Init shared bitmap hashtable.
16865 (delete_points_to_sets): Delete shared bitmap hashtable.
16866 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
16867 is_aliased removal as a change that was still necessary was
16870 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
16872 * config/i386/i386.h (override_options): Conditionally disable
16873 x86_sahf for 64bit targets only.
16875 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
16878 * c-decl.c (merge_decls): Don't call make_var_volatile.
16879 * varasm.c (make_var_volatile): Remove.
16880 * output.h (make_var_volatile): Remove.
16882 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
16884 PR tree-optimization/31085
16885 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
16887 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16889 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
16890 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
16891 ATTR_CONST_NOTHROW_LIST.
16893 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16896 2007-03-08 Diego Novillo <dnovillo@redhat.com>
16898 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
16900 2007-03-08 Geoffrey Keating <geoffk@apple.com>
16903 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
16905 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
16906 passed, use shared libgcc.
16908 2007-03-08 Roger Sayle <roger@eyesopen.com>
16910 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
16911 instead of calling build2 with a GIMPLE_MODIFY_STMT.
16912 (honor_protect_cleanup_actions, lower_try_finally_switch):
16914 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
16915 ifc_temp_var): Likewise.
16916 * tree-inline.c (setup_one_parameter): Likewise.
16917 * tree-mudflap.c (mf_decl_cache_locals,
16918 mf_build_check_statement_for): Likewise.
16919 * tree-nested.c (init_tmp_var, save_tmp_var,
16920 finalize_nesting_tree_1): Likewise.
16921 * tree-outof-ssa.c (insert_copy_on_edge,
16922 insert_backedge_copies): Likewise.
16923 * tree-profile.c (tree_gen_edge_profiler,
16924 tree_gen_ic_profiler): Likewise.
16925 * tree-scalar-evolution.c (scev_const_prop): Likewise.
16926 * tree-sra.c (sra_build_assignment): Likewise.
16927 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
16928 * tree-ssa-math-opts.c (insert_reciprocals,
16929 execute_cse_sincos_1): Likewise.
16930 * tree-tailcall.c (adjust_accumulator_values,
16931 adjust_return_value): Likewise.
16932 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
16933 * tree-vect-transform.c (vect_create_data_ref_ptr,
16934 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
16935 vect_create_epilog_for_reduction, vectorizable_reduction,
16936 vectorizable_call, vectorizable_conversion,
16937 vectorizable_assignment, vectorizable_operation,
16938 vectorizable_type_demotion, vect_gen_widened_results_half,
16939 vect_permute_store_chain, vectorizable_store,
16940 vect_setup_realignment, vect_permute_load_chain,
16941 vectorizable_load, vectorizable_condition,
16942 vect_create_cond_for_align_checks): Likewise.
16943 * tree-vrp.c (build_assert_expr_for): Likewise.
16945 2007-03-08 Ian Lance Taylor <iant@google.com>
16947 * tree-vrp.c: Include "intl.h".
16948 (usable_range_p): New static function.
16949 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
16950 overflowed values, juts set *strict_overflow_p.
16951 (compare_values): Only return -2 if one of the operands is not a
16953 (compare_ranges): Call usable_range_p.
16954 (compare_range_with_value): Likewise.
16955 (vrp_evaluate_conditional_warnv): Rename from
16956 vrp_evaluate_conditional. Make static. Change all callers.
16957 (vrp_evaluate_conditional): New function.
16958 (simplify_div_or_mod_using_ranges): Issue warning about reliance
16959 on signed overflow.
16960 (simplify_abs_using_ranges): Likewise.
16961 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
16962 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
16963 within_stmt parameter.
16964 * tree-ssa-propagate.c (fold_predicate_in): Update call to
16965 vrp_evaluate_conditional.
16966 * tree-ssa-threadedge.c
16967 (record_temporary_equivalences_from_stmts_at_dest): Change
16968 simplify parameter to take a second tree parameter.
16969 (simplify_control_stmt_condition): Likewise.
16970 (thread_across_edge): Likewise.
16971 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16972 (thread_across_edge): Likewise.
16973 * Makefile.in (tree-vrp.o): Depend upon intl.h.
16975 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
16977 * config/i386/i386.h (TARGET_SAHF): New define.
16978 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
16979 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16980 (x86_sahf): New global variable.
16981 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16982 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16983 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16984 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16986 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16987 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16988 when expanding fcomi/sahf based tests.
16989 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16990 expanding sahf based alternative. Emit sahf based sequence when
16991 optimizing for code size.
16992 * config/i386/i386.md (x86_sahf_1): Do not disable for
16993 TARGET_64BIT, enable for TARGET_SAHF.
16995 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16997 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16998 spurious whitespace from error message.
17000 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17003 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17005 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17007 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17009 * tree-sra.c (instantiate_element): Propagate disabled warnings
17010 from the element itself to the created variable.
17012 2007-03-07 Richard Henderson <rth@redhat.com>
17015 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17016 silently fix up the stack in the case of a missing register.
17018 2007-03-07 Paul Brook <paul@codesourcery.com>
17020 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17022 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17024 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17026 (phase1_vrs): Use them.
17027 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17028 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17029 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17030 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17031 __gnu_Unwind_Restore_WMMXC if required.
17032 (_Unwind_VRS_Pop): Implement iWMMXt support.
17033 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17034 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17035 gnu_Unwind_Save_WMMXC): Define.
17037 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17039 * config/vxworks.h (vxworks_override_options): Declare.
17040 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17041 * config/vxworks.c: Include target.h and toplev.h.
17042 (vxworks_override_options): New function.
17043 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17045 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17047 * config/s390/s390.c (override_options): Don't emit an error when
17048 -mstack-size is used without providing -mstack-guard.
17049 (s390_emit_prologue): Choose stack_guard value automatically if not
17050 provided via command line.
17051 * doc/invoke.texi: Adjust description of -mstack-guard and
17054 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17056 * config/i386/i386.c (output_set_got): Add a GOT initialization
17057 sequence for VxWorks PIC.
17058 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17059 around labels as well as symbols. Use gotoff_operand instead
17060 of local_symbolic_operand.
17061 (legitimize_pic_address): Use gotoff_operand instead of
17062 local_symbolic_operand. Use @GOT accesses for labels as
17064 (ix86_output_addr_diff_elt): Use PC-relative rather than
17065 GP-relative offsets for VxWorks PIC.
17066 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17067 no_new_pseudos. Check whether the returned register is op0.
17068 * config/i386/i386.md (tablejump): Use PC-relative rather than
17069 GP-relative offsets for VxWorks PIC.
17070 * config/i386/predicates.md (gotoff_operand): New predicate.
17072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17074 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17076 * config/vxworks-dummy.h: New file.
17077 * config/i386/i386.h: Include it.
17079 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17081 * dwarf2out.c (is_inlined_entry_point): New
17082 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17083 DW_AT_ranges if the first subblock is the entry point.
17085 2007-03-06 David Daney <ddaney@avtrex.com>
17087 * doc/install.texi (mips-*-*): Change recommended binutils
17090 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17092 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17093 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17098 2007-03-06 Jan Hubicka <jh@suse.cz>
17100 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17101 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17103 (probably_cold_bb_p): Cold functions are cold.
17104 (probably_never_executed_bb_p): Cold functions are cold.
17105 (tree_bb_level_predictions): Predict calls to cold functions as not
17107 (compute_function_frequency): Check hot/cold attributes.
17108 * function.h (function_frequency): Update comments.
17109 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17110 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17111 (c_common_att): Add cold and hot.
17113 * doc/extend.texi (hot,cold attributes): Document.
17115 2007-03-06 Andrew Haley <aph@redhat.com>
17117 * function.c (expand_function_end): Move blockage to just after we
17118 emit the label for the naked return from the function.
17120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17122 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17125 2007-03-06 Jan Hubicka <jh@suse.cz>
17127 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17128 loaded for constant large models. Non-large 64bit PIC can do.
17129 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17130 * cmodel.h: Add LARGE PIC.
17131 * i386.md (UNSPEC_PLTOFF): New.
17132 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17134 (*call_1_rex64): Disable for large models.
17135 (*call_1_rex64_large): New.
17136 (*call_value_1_rex64): Disable for large models.
17137 (*call_value_1_rex64_large): New.
17138 (set_rip_rex4): New.
17139 (set_got_offset_rex64): New.
17140 * predicates.md (constant_call_address_operand): For large model
17141 constant calls are not possible.
17142 * i386-protos.h (construct_plt_address): Declare.
17143 * i386.c (override_options): Accept large models.
17144 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17145 (legitimate_constant_p): Add new UNSPECs.
17146 (legitimate_pic_operand_p): Likewise.
17147 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17148 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17150 (output_pic_addr_const): Add PLTOFF.
17151 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17152 (ix86_expand_move): Legitimize pic address when in PIC mode.
17153 (construct_plt_address): New function.
17154 (ix86_expand_call): Offload the address to register and use GOT
17155 pointer for large model.
17156 * invoke.texi (mcmodel=large): Update documentation.
17158 2007-03-06 Richard Henderson <rth@redhat.com>
17160 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17161 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17162 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17163 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17164 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17165 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17166 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17167 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17168 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17169 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17170 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17171 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17172 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17173 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17174 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17175 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17176 x86_schedule, x86_use_bt, x86_pad_returns,
17177 x86_use_xchgb): Merge into ...
17178 (ix86_tune_features): ... here. New array.
17179 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17180 x86_bswap): Merge into ...
17181 (ix86_arch_features): ... here. New array.
17182 (x86_3dnow_a): Remove.
17183 (x86_accumulate_outgoing_args): Make static.
17184 (x86_arch_always_fancy_math_387): Make static.
17185 (ix86_tune_mask, ix86_arch_mask): Move ...
17186 (override_options): ... to local variables here. Apply the
17187 appropriate mask to each element of ix86_arch_features and
17188 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17189 as were done in the old macros.
17190 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17191 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17192 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17193 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17194 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17195 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17196 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17197 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17198 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17199 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17200 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17201 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17202 x86_accumulate_outgoing_args, x86_prologue_using_move,
17203 x86_epilogue_using_move, x86_decompose_lea,
17204 x86_arch_always_fancy_math_387, x86_shift1,
17205 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17206 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17207 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17208 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17209 x86_use_incdec, x86_pad_returns, x86_bswap,
17210 x86_partial_flag_reg_stall): Remove.
17211 (enum ix86_tune_indices): New.
17212 (ix86_tune_features): New.
17213 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17214 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17215 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17216 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17217 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17218 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17219 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17220 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17221 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17222 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17223 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17224 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17225 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17226 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17227 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17228 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17229 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17230 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17231 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17232 TARGET_EXT_80387_CONSTANTS): Use it.
17233 (enum ix86_arch_indices): New.
17234 (ix86_arch_features): New.
17235 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17236 TARGET_BSWAP): Use it.
17237 (ix86_tune_mask, ix86_arch_mask): Remove.
17239 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17242 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17243 Define using $${sysroot_headers_suffix}.
17244 * configure: Regenerate.
17245 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17246 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17248 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17249 * gcc.c (print_sysroot_headers_suffix): New.
17250 (option_map): Include --print-sysroot-headers-suffix.
17251 (display_help): Mention -print-sysroot-headers-suffix.
17252 (process_command): Handle -print-sysroot-headers-suffix.
17253 (do_spec_1): Append multilib directory to include-fixed path if
17254 sysroot suffixes in use.
17255 (main): Handle -print-sysroot-headers-suffix.
17256 * Makefile.in (start.encap): Don't depend on xlimits.h
17257 (xlimits.h): Remove.
17258 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17259 limits.h for each multilib in fixinc_list.
17260 (fixinc_list, s-fixinc_list): New.
17261 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17262 generate them for each multilib in fixinc_list.
17263 (stmp-fixproto): Use include-fixed. Run fixproto for each
17264 multilib in fixinc_list.
17265 (mostlyclean): Don't remove xlimits.h.
17266 (clean): Remove include-fixed.
17267 (real-install-headers-tar, real-install-headers-cpio,
17268 real-install-headers-cp): Don't copy include, only include-fixed.
17269 (install-mkheaders): Depend on fixinc_list. Don't depend on
17270 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17271 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17272 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17274 2007-03-06 Jan Hubicka <jh@suse.cz>
17276 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17279 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17281 * configure.ac: Allow tm_file to contain build-directory files.
17282 * configure: Regenerate.
17283 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17284 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17285 * config/m68k/print-sysroot-suffix.sh: New file.
17287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17289 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17290 of pic_offset_table_rtx if reload_completed.
17291 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17292 PIC_OFFSET_TABLE_REGNUM.
17293 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17295 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17296 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17300 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17301 functions that call eh_return.
17303 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17305 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17306 functions that need a constant pool.
17308 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17311 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17312 (m68k_preferred_reload_class): Likewise.
17313 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17314 (SECONDARY_RELOAD_CLASS): Define.
17315 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17316 (LIMIT_RELOAD_CLASS): Delete.
17317 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17318 registers from storing bytes.
17319 (m68k_secondary_reload_class): New function.
17320 (m68k_preferred_reload_class): Likewise.
17322 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17324 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17326 (m68k_expand_prologue): Likewise.
17328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17330 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17331 (mips_expand_epilogue): Add a bool parameter.
17332 (m68k_legitimize_sibcall_address): Declare.
17333 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17334 (m68k_expand_epilogue): Add a parameter to select between sibling
17335 and normal epilogues. Only generate a return for the latter.
17336 (m68k_ok_for_sibcall_p): New function.
17337 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17338 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17339 (sibcall_value, *sibcall_value): Likewise.
17340 (*call, *call_value): Require !SIBLING_CALL_P.
17341 (epilogue): Update call to m68k_expand_epilogue.
17342 (sibcall_epilogue): New pattern.
17343 * config/m68k/predicates.md (const_call_operand): Say that this
17344 predicate applies to sibling calls too.
17345 (sibcall_operand): New predicate.
17347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17349 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17350 alternatives as movsi_cf.
17351 (movsf_cf_hard): Add commentary.
17353 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17354 Richard Sandiford <richard@codesourcery.com>
17356 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17357 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17358 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17359 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17360 as being live on exit from an interrupt function.
17361 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17362 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17363 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17364 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17365 (m68k_interrupt_function_p): Globalize.
17366 (m68k_compute_frame_layout): Remove reverse mask code.
17367 (m68k_emit_movem, m68k_set_frame_related): New functions.
17368 (m68k_output_function_prologue): Delete in favor of...
17369 (m68k_expand_prologue): ...this new function.
17370 (m68k_output_function_epilogue): Delete in favor of...
17371 (m68k_expand_epilogue): ...this new function.
17372 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17374 (print_operand): Handle %?.
17375 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17376 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17377 (prologue, epilogue): New patterns.
17378 (return): Turn into a define_expand.
17379 (*return): New pattern, derived from old "return" pattern. Use rte
17380 rather than rts for interrupt functions. Only use rtd if the pop
17382 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17383 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17384 (link, *link, unlink, *unlink, load_got): Likewise.
17386 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17390 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17391 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17392 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17393 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17394 and m68k_matches_u_p.
17395 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17396 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17397 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17398 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17399 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17400 (REG_STRICT_P): New macro.
17401 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17402 PCREL_GENERAL_OPERAND_OK.
17403 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17404 m68k_legitimate_base_reg_p.
17405 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17406 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17407 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17408 * config/m68k/m68k.c (m68k_address): New structure.
17409 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17410 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17411 (m68k_jump_table_ref_p, m68k_decompose_address)
17412 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17413 (m68k_matches_u_p): New functions.
17414 (print_operand_address): Rewrite to use m68k_decompose_index.
17416 2007-03-05 David Taylor <dtaylor@emc.com>
17418 * gcc.c: Correct copyright date in --version output.
17420 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17422 * pa.md: In unamed move patterns, disparge copies between general
17423 and floating point registers using '?' modifier. Don't include 'f'
17424 constraint for register preferences in DImode, SImode, HImode and
17425 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17426 Remove constraints for copies between general and floating registers
17427 in soft-float DFmode pattern.
17428 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17432 2007-03-05 Mike Stump <mrs@apple.com>
17434 * c-common.c (targetcm): Add.
17435 * c-opts.c (c_common_handle_option): Handle language specific
17437 * opts.c (handle_option): Verify language for target options, if
17439 * opth-gen.awk: Add CL_LANG_ALL.
17440 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17441 (TARGETCM_INITIALIZER): Add.
17442 * target.h (struct gcc_targetcm): Add.
17444 * targhooks.c (default_handle_c_option): Add.
17445 * targhooks.h (default_handle_c_option): Add.
17446 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17448 * config/darwin.opt (iframework): Add.
17449 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17450 * config/darwin-c.c (handle_c_option): Add.
17451 (TARGET_HANDLE_C_OPTION): Add.
17453 * doc/invoke.texi (Darwin Options): Add -iframework.
17455 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17457 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17460 2007-03-05 Ian Lance Taylor <iant@google.com>
17462 * c.opt (fgnu89-inline): New option.
17463 * c-opts.c (c_common_post_options): Set default value for
17465 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17466 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17468 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17469 (grokdeclarator, start_function): Likewise.
17470 * c-cppbuiltin.c (c_cpp_builtins): Define either
17471 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17472 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17473 (C Dialect Options): Document -fgnu89-inline.
17474 * doc/extend.texi (Function Attributes): Explain what the
17475 gnu_inline attribute does.
17476 * doc/cpp.texi (Common Predefined Macros): Document
17477 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17479 2007-03-05 Ian Lance Taylor <iant@google.com>
17481 PR tree-optimization/31034
17482 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17483 half-range if the other side is an overflow infinity.
17485 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17487 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17488 (bfin*-linux-uclibc*): New configuration.
17489 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17491 * config/bfin/linux.h: New file.
17492 * config/bfin/libgcc-bfin.ver: New file.
17493 * config/bfin/t-bfin-uclinux: New file.
17494 * config/bfin/t-bfin-linux: New file.
17495 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17496 (TARGET_OS_CPP_BUILTINS): New macro.
17498 2007-03-05 Richard Guenther <rguenther@suse.de>
17500 * fold-const.c (fold_binary): Remove duplicate folding
17501 of comparison of non-null ADDR_EXPR against null.
17503 2007-03-05 Richard Guenther <rguenther@suse.de>
17504 Dorit Nuzman <dorit@il.ibm.com>
17506 PR tree-optimization/26420
17507 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17508 are no loops in the function. Only print the number of
17509 vectorized loops if it is greater than zero or we are supposed
17510 to print information about unvectorized loops.
17512 2007-03-05 Revital Eres <eres@il.ibm.com>
17514 * gcc.dg/var-expand1.c: New test.
17515 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17516 when an accumulator is expanded.
17518 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17521 * c-common.c (convert_and_check): Don't give warnings for
17522 conversion if 'expr' already overflowed.
17524 2007-03-04 Roger Sayle <roger@eyesopen.com>
17526 PR middle-end/30744
17527 * fold-const.c (fold_comparison): Enforce type consistency when
17528 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17530 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17532 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17533 containing a cast to the base of TARGET_MEM_REF.
17535 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17537 * tree.c (tree_contains_struct_check_failed): Remove spurious
17538 whitespace from error message.
17540 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17543 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17544 instead of precision.
17546 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17547 Nathan Sidwell <nathan@codesourcery.com>
17549 * emit-rtl.c (find_auto_inc): New.
17550 (try_split): recreate REG_INC notes,
17551 Use regular for loops rather than whiles.
17553 2007-03-03 Andreas Schwab <schwab@suse.de>
17555 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17556 * configure: Regenerate.
17558 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17560 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17561 flag_rounding_math, not flag_unsafe_math_optimizations.
17563 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17565 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17566 alpha_fold_vector_minmax): Likewise.
17567 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17568 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17570 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17572 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17573 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17574 if the lhs has side-effects.
17575 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17577 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17579 * config/i386/i386.h (TUNEMASK): Remove define.
17580 (ARCHMASK): Remove define.
17581 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17582 Use ix86_arch_mask variable instead of ARCHMASK.
17583 * config/i386/i386.c (override_options): Ditto.
17584 (standard_80387_constant_p): Ditto.
17586 2007-03-02 Ian Lance Taylor <iant@google.com>
17588 Used signed infinities in VRP.
17589 * tree-vrp.c (uses_overflow_infinity): New static function.
17590 (supports_overflow_infinity): New static function.
17591 (make_overflow_infinity): New static function.
17592 (negative_overflow_infinity): New static function.
17593 (positive_overflow_infinity): New static function.
17594 (is_negative_overflow_infinity): New static function.
17595 (is_positive_overflow_infinity): New static function.
17596 (is_overflow_infinity): New static function.
17597 (overflow_infinity_range_p): New static function.
17598 (compare_values_warnv): New function split out of compare_values.
17599 (compare_value): Call it.
17600 (set_value_range_to_nonnegative): Add overflow_infinity
17601 parameter. Change caller.
17602 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17604 (vrp_expr_computes_nonzero): Likewise.
17605 (compare_ranges, compare_range_with_value): Likewise.
17606 (compare_name_with_value, compare_names): Likewise.
17607 (vrp_evaluate_conditional): Likewise.
17608 (set_value_range): Handle infinity
17609 (vrp_operand_equal_p, operand_less_p): Likewise.
17610 (extract_range_from_assert): Likewise.
17611 (vrp_int_const_binop): Likewise.
17612 (extract_range_from_binary_expr): Likewise.
17613 (extract_range_from_unary_expr): Likewise.
17614 (extract_range_from_comparison): Likewise.
17615 (extract_range_from_expr): Likewise.
17616 (dump_value_range): Likewise.
17617 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17618 (test_for_singularity): Likewise.
17619 (vrp_int_const_binop): Remove inline qualifier.
17620 (adjust_range_with_scev): Add comment.
17621 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17623 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17625 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17626 (get_constraint_for): Likewise.
17627 (do_structure_copy): Likewise.
17628 (find_func_aliases): Fix references to MODIFY_EXPR.
17629 (intra_create_variable_infos): Tidy.
17630 * tree-ssa-operands.c (add_virtual_operand): Add argument
17632 When adding members of alias sets, if IS_CALL_SITE is true and
17633 the symbol is not call-clobbered, skip it.
17634 Adjust all callers.
17636 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17638 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17639 entry by means of emit_insn_at_entry.
17641 2007-03-02 Richard Henderson <rth@redhat.com>
17643 * expr.h (promoted_input_arg): Remove decl.
17644 * function.c (promoted_input_arg): Merge into ...
17645 * combine.c (setup_incoming_promotions): ... only caller.
17646 Rearrange to avoid double loop.
17648 2007-03-02 Ben Elliston <bje@au.ibm.com>
17649 Peter Bergner <bergner@vnet.ibm.com>
17650 Janis Johnson <janis187@us.ibm.com>
17652 * config/rs6000/dfp.md: New file.
17653 * config/rs6000/rs6000.md: Include dfp.md.
17654 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17655 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17656 and TDmode decimal float modes in FP registers.
17657 (num_insns_constant): Likewise.
17658 (rs6000_legitimate_offset_address_p): Likewise.
17659 (rs6000_legitimize_address): Likewise.
17660 (rs6000_legitimize_reload_address): Likewise.
17661 (rs6000_legitimate_address): Likewise.
17662 (rs6000_emit_move): Likewise.
17663 (function_arg_boundary): Likewise.
17664 (function_arg_advance): Likewise.
17665 (rs6000_darwin64_record_arg_recurse): Likewise.
17666 (function_arg): Likewise.
17667 (rs6000_gimplify_va_arg): Likewise.
17668 (rs6000_split_multireg_move): Likewise.
17669 (rs6000_output_function_epilogue): Likewise.
17670 (rs6000_output_function_epilogue): Likewise.
17671 (rs6000_register_move_cost): Likewise.
17672 (rs6000_function_value): Likewise.
17673 (rs6000_libcall_value): Likewise.
17675 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17677 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17679 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17681 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17682 Use $MULTIDIR to choose between the kernel and RTP headers,
17683 and use $WIND_BASE and $WIND_USR to locate them.
17685 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17687 * config/i386/i386.c (override_options): Put initialization of
17688 ix86_tune_mask and ix86_arch_mask to the correct place.
17690 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17691 Michael Meissner <michael.meissner@amd.com>
17694 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17695 (ARCHMASK): Define.
17696 (TARGET_CMOVE): Use ARCHMASK.
17697 (TARGET_CMPXCHG): Ditto.
17698 (TARGET_CMPXCHG8B): Ditto.
17699 (TARGET_XADD): Ditto.
17700 (TARGET_BSWAP): Ditto.
17701 * config/i386/i386.c (ix86_tune_mask): New global variable.
17702 (ix86_arch_mask): Ditto.
17703 (override_options): Initialize ix86_tune_mask and
17704 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17707 2007-03-02 Ben Elliston <bje@au.ibm.com>
17710 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17712 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17714 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17715 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17716 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17717 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17719 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17720 rs6000_init_dwarf_reg_sizes_extra): New.
17721 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17722 SPE register high parts.
17724 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17726 * Makefile.in: Add install-pdf target as
17727 copied from automake v1.10 rules.
17728 * configure.ac: Add install-pdf to target list.
17729 * configure: Regenerate.
17731 2007-03-01 Paul Brook <paul@codesourcery.com>
17733 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17734 modes to LDRD for DImode.
17735 (output_move_double): Fixup out of range ldrd/strd.
17736 (vfp_secondary_reload_class): Rename...
17737 (coproc_secondary_reload_class): ... to this. Add wb argument.
17738 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17739 coproc_secondary_reload_class for CLASS_IWMMXT.
17740 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17741 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17743 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17745 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17746 unroll factor by the estimated number of iterations.
17747 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17748 than prefetch latency.
17750 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17751 decode_caches_intel, detect_caches_intel): New functions.
17752 (host_detect_local_cpu): Use detect_caches_amd and
17753 detect_caches_intel.
17755 2007-03-01 Richard Henderson <rth@redhat.com>
17757 * expr.c (emit_move_complex_push): Export.
17758 (emit_move_complex_parts): Split out from ...
17759 (emit_move_complex): ... here.
17760 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17761 * config/i386/i386.md (movcdi): New.
17763 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17765 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17766 size of mode1 to check for tieable modes in MMX case.
17768 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17770 * Makefile.in (rtlanal.o): Depend on tree.h.
17771 * rtl.h (offset_within_section_p, split_const): Declare.
17772 * rtlanal.c: Include tree.h.
17773 (offset_within_block_p): New function, taken from
17774 mips_offset_within_object_p.
17775 (split_const): New function, taken from mips_split_const.
17776 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17778 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17779 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17780 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17781 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17782 (m68k_illegitimate_symbolic_constant_p): New function.
17783 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17784 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17785 symbolic constant that might be outside the symbol's section,
17786 move the symbol first and then add the offset.
17787 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17789 * config/mips/mips.c (mips_split_const): Delete.
17790 (mips_offset_within_object_p): Delete.
17791 (mips_symbolic_constant_p): Use offset_within_section_p and
17792 split_const instead of mips_offset_within_object_p and
17794 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17795 (mips_legitimize_const_move, print_operand_reloc)
17796 (mips_dangerous_for_la25_p): Use split_const instead of
17799 2007-02-28 Eric Christopher <echristo@apple.com>
17801 * Makefile.in (install-include-dir): Don't rm -rf include.
17803 2007-02-28 Richard Guenther <rguenther@suse.de>
17805 PR middle-end/30364
17806 * fold-const.c (fold_binary): Do not associate expressions
17807 with more than one variable for integer types that do not wrap.
17809 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17811 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17812 Delete, and replace with...
17813 (fold_builtin_call_array): This. Update callers to use it.
17814 * fold-const.c (fold_build_call_list): Delete, and replace with...
17815 (fold_build_call_array): This.
17816 (fold_build_call_list_initializer): Delete, and replace with...
17817 (fold_build_call_array_initializer): This.
17818 * tree.h: Update declarations to reflect above changes.
17820 * c-typeck.c (build_function_call): Store converted arguments
17821 in a stack-allocated array instead of building a list.
17822 (convert_arguments): Store arguments in the array passed in as an
17823 argument, and return the actual number of arguments.
17824 * c-format.c: (check_function_format): Pass arguments in an
17825 array instead of a list.
17826 * c-common.c (check_function_nonnull): Likewise.
17827 (check_function_sentinel): Likewise.
17828 (check_function_arguments): Likewise.
17829 * c-common.h: Update declarations to reflect above changes.
17831 2007-02-28 Jan Hubicka <jh@suse.cz>
17833 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
17834 PRED_NEGATIVE_RETURN): Update outcomes.
17836 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
17838 * calls.c (emit_library_call_value_1): Handle partial registers
17839 correctly when building up CALL_INSN_FUNCTION_USAGE.
17841 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17843 * pa/predicates.md (move_src_operand): Allow zero for mode.
17844 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
17847 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
17850 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
17851 *movv2df_internal): Enable pattern only for valid operand
17853 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
17854 tie only 128bit modes. For MMX registers, tie only 64bit modes.
17856 2007-02-27 Mike Stump <mrs@apple.com>
17858 * config/darwin-crt3.c: Avoid compilation when compiling for a
17861 2007-02-27 Joseph Myers <joseph@codesourcery.com>
17863 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
17865 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
17866 for fixed headers and limits.h.
17867 (install-include-dir, install-headers-tar, install-headers-cpio,
17868 install-headers-cp, real-install-headers-tar,
17869 real-install-headers-cpio, real-install-headers-cp): Handle
17870 include-fixed as well as include.
17871 (install-mkheaders): Don't install files that go only in include
17873 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
17874 from GCC_INCLUDE_DIR.
17875 * gcc.c (process_command): Remove special -BstageN/ handling.
17876 (do_spec_1): Add include-fixed directories.
17878 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17880 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
17882 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
17884 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
17887 2007-02-27 Mark Mitchell <mark@codesourcery.com>
17889 * c-common.c (get_priority): Add check for
17890 SUPPORTS_INIT_PRIORITY.
17892 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17894 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
17896 * config/bfin/bfin.c: Include "cfglayout.h".
17897 (MAX_LSETUP_DISTANCE): New macro.
17898 (struct loop_info): New members incoming, incoming_src and
17899 incoming_dest. Delete member predecessor.
17900 (length_for_loop): New function.
17901 (bfin_optimize_loop): Handle more different loop structures.
17902 (bfin_discover_loop): Rework detection of predecessor blocks by
17903 examining incoming edges.
17904 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
17906 (bfin_reorder_loops): New function.
17907 (bfin_reorg_loops): Use these three new functions.
17909 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
17910 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
17911 (CONSTRAINT_LEN): Add entry for 'q'.
17912 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
17913 Add 'q' constraints.
17914 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
17915 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
17917 * config/bfin/bfin.md (add_with_carry): New pattern.
17918 (s_or_u, su_optab, su_modifier): New code macros/attrs.
17919 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
17920 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
17921 support unsigned multiplies too. Removed incorrect commutativity from
17922 operand 1 constraint where appropriate.
17923 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
17925 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
17926 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
17928 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
17929 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
17930 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
17931 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
17932 usmulhisi_hh_huh): New patterns.
17934 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
17935 lshifthi3): Fix output template to use half reg for operand 2.
17937 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
17940 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
17942 2007-02-27 Andreas Schwab <schwab@suse.de>
17944 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
17946 2007-02-27 Jan Hubicka <jh@suse.cz>
17948 * predict.c (last_basic_block_p): Remove.
17949 (tree_estimate_probability): Update return heuristic for commonized
17952 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17954 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
17956 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
17958 * doc/include/gcc-common.texi (versionsubtitle): New macro.
17959 * doc/cpp.texi: Standardize title page.
17960 * doc/cppinternals.texi: Likewise.
17961 * doc/gcc.texi: Standardize title page, remove version number
17962 from copyright page.
17963 * doc/gccint.texi: Likewise.
17964 * doc/install.texi: Standardize title page, add table of
17967 2007-02-26 Jan Hubicka <jh@suse.cz>
17969 * predict.def: Set outcomes according to more recent results.
17970 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
17971 Remove dead predictors.
17972 * predict.c (return_prediction): Fix pasto.
17974 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
17976 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
17977 change; avoid a memory leak when returning early.
17979 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17981 * c-decl.c (static_ctors): Move to c-common.c.
17982 (static_dtors): Likewise.
17983 (finish_function): Use c_record_cdtor_fn.
17984 (build_cdtor): Move to c-common.c.
17985 (c_write_global_declarations): Use c_build_cdtor_fns.
17986 * c-common.h (static_ctors): Declare.
17987 (static_dtors): Likewise.
17988 (c_record_cdtor_fn): Likewise.
17989 (c_build_cdtor_fns): Likewise.
17990 * c-common.c (static_ctors): New variable.
17991 (static_dtors): Likewise.
17992 (c_record_cdtor_fn): New function.
17993 (build_cdtor): Move from c-decl.c
17994 (c_build_cdtor_fns): New function.
17996 * output.h (assemble_addr_to_section): Declare.
17997 (get_cdtor_priority_section): Likewise.
17998 * varasm.c (assemble_addr_to_section): New function.
17999 (get_cdtor_priority_section): Likewise.
18000 (default_named_section_asm_out_destructor): Use them.
18001 (destor_dtor_section_asm_out_destructor): Likewise.
18002 (default_named_section_asm_out_constructor): Likewise.
18003 (default_ctor_section_asm_out_constructor): Likewise.
18004 * config.gcc (*-*-vxworks*): Include vxworks.o.
18005 * config/t-vxworks (vxworks.o): New target.
18006 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18007 (TARGET_ASM_CONSTRUCTOR): Define.
18008 (TARGET_ASM_DESTRUCTOR): Likewise.
18009 (vxworks_asm_out_constructor): Declare.
18010 (vxworks_asm_out_destructor): Likewise.
18012 * c-common.c (get_priority): Check that we have not just an
18013 INTEGER_CST, but an integer constant with integeral type.
18015 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18017 PR tree-optimization/30938
18018 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18019 use &dt[nargs-1] instead of &dt[nargs] in the call to
18020 vect_is_simple_use().
18022 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18024 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18025 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18026 Do not attempt to handle MEM inside auto-inc expressions.
18027 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18028 of a register modified by an auto-inc expression. However, do handle
18029 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18030 (elimination_effects): Prohibit elimination of a register modified
18031 by an auto-inc expression. Disable register elimination rules whose
18032 target register is modified by an auto-inc expression with variable
18035 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18037 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18039 (array_at_struct_end_p): New function.
18040 (idx_infer_loop_bounds): Use it.
18041 (estimate_numbers_of_iterations_loop): Export.
18042 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18043 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18044 (tree_estimate_probability): Call record_loop_exits.
18045 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18046 (estimated_loop_iterations, estimated_loop_iterations_int,
18047 estimated_loop_iterations_tree): New functions.
18048 (analyze_siv_subscript_cst_affine,
18049 compute_overlap_steps_for_affine_1_2,
18050 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18051 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18052 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18053 (PRED_LOOP_ITERATIONS_GUESSED): New.
18054 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18055 * cfgloop.h (estimate_numbers_of_iterations_loop,
18056 estimated_loop_iterations_int): Declare.
18058 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18060 * doc/extend.texi: Document optional priority argument to
18061 constructors and destructors.
18062 * tree.c (init_priority_for_decl): Adjust GTY markers.
18063 (init_ttree): Use priority-info hash functions for
18064 init_priority_for_decl.
18065 (tree_map_eq): Rename to ...
18066 (tree_map_base_eq): ... this.
18067 (tree_map_marked_p): Rename to ...
18068 (tree_map_base_marked_p): ... this.
18069 (tree_map_base_hash): New function.
18070 (decl_init_priority_lookup): Rework.
18071 (decl_fini_priority_lookup): New function.
18072 (decl_priority_info): New function.
18073 (decl_init_priority_insert): Use it.
18074 (decl_fini_priority_insert): Likewise.
18075 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18077 (decl_restrict_base_insert): Likewise.
18078 (decl_debug_expr_insert): Likewise.
18079 (decl_value_expr_lookup): Likewise.
18080 (decl_value_expr_insert): Likewise.
18081 * tree.h (priority_type): New type.
18082 (decl_init_priority_lookup): Use priority_type.
18083 (decl_fini_priority_lookup): New function.
18084 (decl_init_priority_insert): Use priority_type.
18085 (decl_fini_priority_insert): New function.
18086 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18087 (DECL_INIT_PRIORITY): Likewise.
18088 (SET_DECL_INIT_PRIORITY): Add comment.
18089 (DECL_FINI_PRIORITY): New macro.
18090 (SET_DECL_FINI_PRIORITY): Likewise.
18091 (DEFAULT_INIT_PRIORITY): Document.
18092 (MAX_INIT_PRIORITY): Likewise.
18093 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18094 (tree_map_base): New type.
18095 (tree_map_base_eq): New function.
18096 (tree_map_base_hash): Likewise.
18097 (tree_map_base_marked_p): Likewise.
18098 (tree_map): Inherit from tree_map_base.
18099 (tree_map_eq): Make it a macro.
18100 (tree_map_marked_p): Likewise.
18101 (tree_int_map): Inherit from tree_map_base.
18102 (tree_int_map_eq): Make it a macro.
18103 (tree_int_map_hash): Likewise.
18104 (tree_int_map_marked_p): Likewise.
18105 (tree_priority_map): New type.
18106 (tree_priority_map_eq): New macro.
18107 (tree_priority_map_hash): Likewise.
18108 (tree_priority_map_marked_p): Likewise.
18109 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18111 (emutls_common_1): Likewise.
18112 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18113 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18114 of tree_map hierarchy.
18115 * tree-cfg.c (move_stmt_r): Likewise.
18116 (new_label_mapper): Likewise.
18117 * c-tree.h (c_expand_body): Move to ...
18118 * c-common.h (c_expand_body): ... here.
18119 * c-decl.c (c_expand_body): Move to ...
18120 * c-common.c (c_expand_body): ... here.
18121 (c_common_attribute_table): Allow 1 argument for the constructor
18122 and destructor attributes.
18123 (get_priority): New function.
18124 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18125 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18127 2007-02-24 Jan Hubicka <jh@suse.cz>
18129 PR middle-end/30509
18130 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18131 copying for inlining.
18133 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18134 Jan Hubicka <jh@suse.cz>
18137 * i386.c (counter_mode): New function.
18138 (expand_set_or_movmem_via_loop): Use it.
18139 (expand_movmem_epilogue): Likewise; fix pasto.
18140 (ix86_expand_movmem): Do emit guard even for constant counts.
18141 (ix86_expand_setmem): Likewise.
18143 2007-02-25 Nick Clifton <nickc@redhat.com>
18145 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18146 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18148 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18151 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18152 count argument with 0x10, not with 0x16.
18153 (expand_setmem_epilogue): Ditto.
18155 2007-02-24 Mike Stump <mrs@apple.com>
18157 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18160 2007-02-24 Richard Guenther <rguenther@suse.de>
18162 PR middle-end/30951
18163 * fold-const.c (fold_binary): Fold x +- CST op x for
18164 EQ_EXPR and NE_EXPR.
18166 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18168 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18170 2007-02-24 Jan Hubicka <jh@suse.cz>
18172 * cgraphunit.c (decide_is_function_needed): Honor
18173 -fkeep-inline-functions.
18175 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18177 * builtins.c (fold_builtin_modf): New.
18178 (fold_builtin_2): Use it.
18180 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18182 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18183 (determine_max_iter): Take additional LOOP arg; all callers changed.
18184 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18185 one using simplifications.
18186 (simplify_using_initial_values): Return if the expression becomes
18187 invalid due to altered regs.
18189 2007-02-23 DJ Delorie <dj@redhat.com>
18191 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18193 2007-02-23 Mike Stump <mrs@apple.com>
18195 * tlink.c (scan_linker_output): Parse linker messages from
18196 darwin9's linker better.
18198 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18201 * varpool.c (varpool_assemble_pending_decls): Set
18202 varpool_last_needed_node to null.
18204 2007-02-23 DJ Delorie <dj@redhat.com>
18206 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18207 alignment bigger than the object file can handle.
18209 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18212 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18213 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18214 (*movsf_1): Penalize MMX moves.
18216 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18218 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18219 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18221 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18223 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18225 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18226 (fold_builtin_1): Use them.
18227 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18228 BUILT_IN_SIGNIFICAND.
18230 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18232 * config/i386/i386.c (bdesc_1arg): Initialize
18233 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18234 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18235 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18236 and IX86_BUILTIN_MOVSLDUP.
18238 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18240 PR rtl-optimization/30841
18241 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18243 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18245 * builtins.c (fold_builtin_frexp): New.
18246 (fold_builtin_2): Use it.
18248 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18250 * doc/invoke.texi (Spec Files): Document getenv spec function.
18252 * gcc.c (getenv_spec_function): New function.
18253 (static_spec_functions): Add it.
18254 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18255 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18258 2007-02-22 Michael Matz <matz@suse.de
18261 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18262 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18264 2007-02-22 Ian Lance Taylor <iant@google.com>
18267 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18268 (mem_loc_descriptor): Call it.
18270 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18271 Ira Rosen <irar@il.ibm.com>
18273 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18275 2007-02-22 Ira Rosen <irar@il.ibm.com>
18277 PR tree-optimization/30843
18278 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18279 stores only after all the group is vectorized.
18281 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18283 PR tree-optimization/30858
18284 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18285 in the reduction cycle have a single use in the loop.
18286 * tree-vectorizer.h (relevant): Add documentation.
18288 2007-02-20 Mike Stump <mrs@apple.com>
18290 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18291 * configure: Regenerate.
18293 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18295 Change the defaults of some parameters and options.
18296 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18297 * config/spu/spu.c (spu_optimization_options): Add.
18298 (spu_override_options): Change params in spu_optimization_options.
18299 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18301 Register 127 is only 16 byte aligned when used as a frame pointer.
18302 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18303 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18304 HARD_FRAME_POINTER_REGNUM.
18305 (spu_legitimate_address): Use regno_aligned_for_reload.
18306 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18307 aligned when frame_pointer_needed is true.
18308 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18310 * config/spu/spu.h (INIT_EXPANDERS): Define.
18312 Make sure shift and rotate instructions have valid immediate operands.
18313 * config/spu/predicates.md (spu_shift_operand): Remove.
18314 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18315 * config/spu/constraints.md (W, O): Extend range.
18316 * config/spu/spu.md (umask, nmask): Define.
18317 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18318 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18319 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18320 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18321 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18322 (lshr<mode>3_reg): Fix rtl description.
18324 Make sure mulhisi immediate operands are valid.
18325 * config/spu/predicates.md (imm_K_operand): Add.
18326 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18328 Generate constants using fsmbi and andi.
18329 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18330 (print_operand, spu_split_immediate, classify_immediate,
18331 fsmbi_const_p): Handle IC_FSMBI2.
18333 Correctly handle a CONST_VECTOR containing symbols.
18334 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18335 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18336 (immediate_load_p): Allow symbols that use 2 instructions to create.
18337 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18338 with symbols when flag_pic is set.
18339 (const_vector_immediate_p): New.
18340 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18341 accept a CONST_VECTOR with symbols.
18342 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18343 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18345 * config/spu/spu.md (high, low): Delete.
18346 (low_<mode>): Define.
18348 Remove INTRmode and INTR_REGNUM, which didn't work.
18349 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18351 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18352 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18353 peephole2 pattern): Don't use INTR or 131.
18354 (movintrcc): Delete.
18355 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18356 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18357 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18358 (UNSPEC_SET_INTR): Add.
18359 * config/spu/spu-modes.def (INTR): Remove.
18361 More accurate warnings about run-time relocations.
18362 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18364 Correctly warn about immediate arguments to specific intrinsics.
18365 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18366 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18367 the instruction predicate.
18369 Fix tree check errors with latest update.
18370 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18372 (spu_expand_builtin): Use CALL_EXPR_FN.
18374 Add missing specific intrinsics.
18375 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18377 * config/spu/spu_internals.h: Ditto.
18379 Fix incorrect operand modifiers.
18380 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18381 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18383 Optimize one case of zero_extend of a vec_select.
18384 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18386 Accept any immediate for hbr.
18387 * config/spu/spu.md (hbr): Change s constraints to i.
18389 2007-02-21 Paul Brook <paul@codesourcery.com>
18391 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18392 condexec_count when skipping USE and CLOBBER.
18394 2007-02-21 Nick Clifton <nickc@redhat.com>
18396 * common.opt (Warray-bounds): Add Warning attribute.
18397 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18399 (fsized-zeroes): Add Optimization attribute.
18400 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18401 * c.opt (Wc++0x-compat): Add Warning attribute.
18403 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18405 PR middle-end/30761
18406 * reload1.c (eliminate_regs_in_insn): In the single_set special
18407 case, attempt to re-recognize the insn before falling back to
18408 having reload fix it up.
18410 2007-02-20 Eric Christopher <echristo@gmail.com>
18412 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18413 Rewrite accordingly.
18414 (frv_read_iacc_argument): Ditto.
18415 (frv_expand_set_builtin): Take a call instead of arglist, update for
18417 (frv_expand_unop_builtin): Ditto.
18418 (frv_expand_binop_builtin): Ditto.
18419 (frv_expand_cut_builtin): Ditto.
18420 (frv_expand_binopimm_builtin): Ditto.
18421 (frv_expand_voidbinop_builtin): Ditto.
18422 (frv_expand_int_void2arg): Ditto.
18423 (frv_expand_prefetches): Ditto.
18424 (frv_expand_voidtriop_builtin): Ditto.
18425 (frv_expand_voidaccop_builtin): Ditto.
18426 (frv_expand_load_builtin): Ditto.
18427 (frv_expand_store_builtin): Ditto.
18428 (frv_expand_mdpackh_builtin): Ditto.
18429 (frv_expand_mclracc_builtin): Ditto.
18430 (frv_expand_mrdacc_builtin): Ditto.
18431 (frv_expand_mwtacc_builtin): Ditto.
18432 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18435 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18437 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18438 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18440 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18441 point instructions.
18442 * configure: Regenerate.
18443 * config.in: Regenerate.
18444 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18445 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18446 masks to power6 and power6x and to POWERPC_MASKS.
18447 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18449 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18450 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18451 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18452 Access PROTOTYPE as variable, not mask.
18454 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18456 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18457 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18458 * combine.c (adjust_for_new_dest): Use it.
18459 * postreload.c (reload_combine): Likewise.
18461 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18463 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18464 notes on an insn with multiple sets, even if single_set returns
18465 non-NULL for that insn.
18467 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18469 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18470 scalbn and scalbln.
18472 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18474 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18475 if user didn't pass it.
18476 * config/i386/darwin.h (CC1_SPEC): Likewise.
18477 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18478 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18479 -mmacosx-version-min.
18481 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18482 Uros Bizjak <ubizjak@gmail.com>
18484 * optabs.h (enum optab_index): Add new OTI_scalb.
18485 (scalb_optab): Define corresponding macro.
18486 * optabs.c (init_optabs): Initialize scalb_optab.
18487 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18489 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18490 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18491 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18492 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18493 flag_unsafe_math_optimizations is set.
18495 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18496 to implement scalbf, scalb and scalbl built-ins as inline x87
18499 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18500 DJ Delorie <dj@redhat.com>
18503 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18504 (diagnostic_report_diagnostic): ... here, and turn them into real
18505 errors. If warnings are inhibited, no need to do anything.
18507 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18509 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18510 better code generation.
18512 2007-02-20 Ben Elliston <bje@au.ibm.com>
18514 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18516 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18518 * config/alpha/alpha.c, config/alpha/alpha.md,
18519 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18520 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18521 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18522 config/arm/lib1funcs.asm: Follow spelling conventions.
18524 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18525 config/fr30/fr30.md, config/i386/i386.h,
18526 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18527 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18528 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18529 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18530 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18531 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18532 config/sparc/sparc.c, config/sparc/sparc.h,
18533 config/sparc/sparc.md, config/spu/constraints.md,
18534 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18537 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18540 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18543 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18545 * doc/invoke.texi (-ftree-lrs): Remove.
18547 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18549 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18552 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18554 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18555 new CALL_EXPR_FN macro for retrieving the function
18556 declaration of the input expression.
18558 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18560 * c.opt (Waddress): New.
18561 * common.opt (Walways-true): Delete.
18562 (Wstring-literal-comparison): Delete.
18563 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18564 -Wstring-literal-comparison. Add -Waddress.
18566 (Walways-true): Delete.
18567 (Wstring-literal-comparison): Delete.
18568 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18569 consistently instead of -Walways-true in example.
18570 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18571 * c-typeck.c (parser_build_binary_op): Replace
18572 -Wstring-literal-comparison and -Walways-true with -Waddress.
18573 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18576 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18578 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18579 without DECL_STRUCT_FUNCTION initialized.
18581 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18583 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18584 due to calls to functions taking pointers as parameters.
18586 2007-02-19 Richard Henderson <rth@redhat.com>
18589 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18592 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18594 * config/s390/s390.c (s390_call_saved_register_used,
18595 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18596 accessed to the new scheme.
18598 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18600 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18601 (cris_print_index, cris_print_operand, cris_print_operand_address)
18602 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18603 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18604 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18605 GET_CODE () == xxx.
18606 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18607 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18608 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18609 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18610 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18611 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18612 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18613 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18614 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18615 (uminsi3, call, call_value): Ditto.
18616 (define_split: indir_to_reg_split, unnamed): Ditto.
18618 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18620 PR tree-optimization/30975
18621 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18624 2007-02-18 Eric Christopher <echristo@gmail.com>
18626 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18627 Remove use of arglist.
18628 (mips_expand_builtin): Remove use of arglist, pass in expr.
18629 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18630 (mips_expand_builtin_movtf): Ditto.
18631 (mips_expand_builtin_compare): Ditto.
18633 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18635 * tree-sra.c (sra_build_assignment): Replace assertion
18636 checking with a comment explaining why it can't be done.
18638 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18640 PR middle-end/30833
18641 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18642 during CALL_EXPR representation conversion.
18643 * tree-ssa-propagate.c (set_rhs): Likewise.
18645 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18647 * tree-sra.c (sra_build_assignment): Disable assertion checking
18650 2007-02-18 Roger Sayle <roger@eyesopen.com>
18652 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18653 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18654 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18656 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18657 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18658 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18659 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18660 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18661 force_gimple_operand): Likewise.
18662 * ipa-cp.c (constant_val_insert): Likewise.
18663 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18664 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18665 perfect_nestify): Likewise.
18666 * langhooks.c (lhd_omp_assignment): Likewise.
18667 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18668 lower_copyprivate_clauses, lower_send_clauses,
18669 lower_send_shared_vars, expand_parallel_call,
18670 expand_omp_for_generic, expand_omp_for_static_nochunk,
18671 expand_omp_for_static_chunk, expand_omp_sections,
18672 lower_omp_single_copy, lower_omp_for_lastprivate,
18673 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18674 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18675 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18678 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18680 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18681 config/sh/sh.md: Follow spelling conventions.
18683 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18684 config/frv/predicates.md: Follow spelling conventions.
18686 * config/m68k/linux-unwind.h: Fix a comment typo.
18687 * target.h: Follow spelling conventions.
18689 2007-02-18 Roger Sayle <roger@eyesopen.com>
18691 PR rtl-optimization/28173
18692 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18693 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18694 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18695 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18696 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18698 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18700 * builtins.c (fold_builtin_load_exponent): New.
18701 (fold_builtin_2): Use it.
18703 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18705 PR rtl-optimization/30773
18706 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18707 if we fail to attach a REG_EQUIV note.
18709 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18710 Roger Sayle <roger@eyesopen.com>
18712 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18714 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18716 * calls.c (initialize_argument_information): Pass original EXP
18717 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18718 code to split complex arguments here, as part of initializing the
18720 (expand_call): Remove code that builds a list of arguments and
18721 inserts implicit arguments into it. Instead, just count how many
18722 implicit arguments there will be so we can determine the size of
18723 the ARGS array, and let initialize_argument_information do the work.
18724 (split_complex_values): Delete unused function.
18726 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18728 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18730 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18732 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18733 for arg pointer based indexed addressing.
18735 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18737 * config/ia64/ia64.h, config/ia64/ia64.md,
18738 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18739 spelling conventions.
18741 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18743 * config/m68k/m68k.c (split_di): New.
18744 * config/m68k/m68k-protos.h: Declare split_di.
18745 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18746 Improve predicate handling and split constant shifts.
18748 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18750 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18751 parameter for register bitfield operations, general predicates
18754 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18756 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18757 * config/m68k/linux-unwind.h: New file.
18759 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18761 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18762 config/i386/athlon.md, config/ia64/ia64.md,
18763 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18764 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18765 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18766 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18767 tree-vect-transform.c: Fix comment typos.
18769 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18771 * sched-deps.c (find_insn_list): Remove.
18772 * sched-int.h: Remove the prototype for find_insn_list.
18774 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18776 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18778 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18779 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18780 darwin_rs6000_override_options.
18781 (C_COMMON_OVERRIDE_OPTIONS): Expect
18782 darwin_macosx_version_min to be non-NULL always.
18783 (TARGET_C99_FUNCTIONS): Likewise.
18784 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18785 (DARWIN_MINVERSION_SPEC): New.
18786 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18787 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18789 (DARWIN_MINVERSION_SPEC): New.
18790 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18792 * config/darwin-c.c (darwin_cpp_builtins): Expect
18793 darwin_macosx_version_min to be non-NULL always.
18795 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18797 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18799 * config/i386/i386.h (x86_use_xchgb): New.
18800 (TARGET_USE_XCHGB): New macro.
18801 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18802 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18803 Split after reload into bswaphi for shifts of 8.
18804 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18805 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18806 or when optimizing for size.
18808 2007-02-16 Richard Guenther <rguenther@suse.de>
18809 Christian Bruel <christian.bruel@st.com>
18811 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18812 DECLs but prefer SSA_NAMEs over DECLs.
18814 2007-02-16 Richard Guenther <rguenther@suse.de>
18816 * tree-flow-inline.h (single_imm_use_p): Remove.
18817 (zero_imm_uses_p): Likewise.
18818 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18819 instead of single_imm_use_p.
18820 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18823 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18826 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18827 nested double- and backquotes.
18829 2007-02-15 Roger Sayle <roger@eyesopen.com>
18831 PR middle-end/30391
18832 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18833 should be unreachable.
18834 (build2_stat): Allow construction of MODIFY_EXPR at any time.
18835 For the time being redirect GIMPLE_MODIFY_STMT to the new
18836 (renamed) build_gimple_modify_stmt_stat.
18837 (build2_gimple_stat): Rename to...
18838 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
18839 Always build a GIMPLE_MODIFY_STMT node.
18840 * tree.h (build2_gimple, build2_gimple_stat): Delete.
18841 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
18844 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
18845 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
18846 * tree-complex.c (set_component_ssa_name, expand_complex_move,
18847 expand_complex_div_wide): Likewise.
18848 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
18849 * tree-ssa-loop-im.c (schedule_sm): Likewise.
18850 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
18851 * tree-ssa-loop-manip.c (create_iv): Likewise.
18852 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
18853 abs_replacement): Likewise.
18854 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
18855 realify_fake_stores): Likewise.
18857 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
18858 node rather than a GIMPLE_MODIFY_STMT node.
18859 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
18860 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
18862 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
18863 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
18864 GIMPLE_MODIFY_STMT.
18866 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18868 PR middle-end/30433
18869 * fold-const.c (fold_comparison): Add back the
18870 folding of constant complex comparisions.
18872 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
18874 PR middle-end/30729
18875 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
18876 effects unknown to this function, return early.
18878 2007-02-15 Ian Lance Taylor <iant@google.com>
18880 * lower-subreg.c (move_eh_region_note): New static function.
18881 (resolve_simple_move): Call it.
18882 (decompose_multiword_subregs): Track blocks for which we resolve a
18883 simple move which is also a control flow insn. Pass them to
18884 find_many_sub_basic_blocks.
18885 (pass_lower_subreg): Add TODO_verify_flow.
18886 (pass_lower_subreg2): Likewise.
18888 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18889 Brooks Moses <brooks.moses@codesourcery.com>
18890 Lee Millward <lee.millward@codesourcery.com>
18892 * tree.h (enum tree_code_class): Add tcc_vl_exp.
18893 (VL_EXP_CLASS_P): New.
18894 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
18896 (TREE_OPERAND_CHECK_CODE): Likewise.
18897 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
18898 (TREE_RTL_OPERAND_CHECK): Likewise.
18899 (tree_operand_check_failed): Make second parameter the whole tree
18900 instead of its code. Fixed callers.
18901 (VL_EXP_CHECK): New.
18902 (TREE_OPERAND_LENGTH): New.
18903 (VL_EXP_OPERAND_LENGTH): New.
18904 (CALL_EXPR_FN): New.
18905 (CALL_EXPR_STATIC_CHAIN): New.
18906 (CALL_EXPR_ARGS): New.
18907 (CALL_EXPR_ARG): New.
18908 (call_expr_nargs): New.
18909 (CALL_EXPR_ARGP): New.
18910 (build_nt_call_list): Declare.
18911 (build_vl_exp_stat): Declare.
18912 (build_vl_exp): New.
18913 (build_call_list): Declare.
18914 (build_call_nary): Declare.
18915 (build_call_valist): Declare.
18916 (build_call_array): Declare.
18917 (call_expr_arg): Declare.
18918 (call_expr_argp): Declare.
18919 (call_expr_arglist): Declare.
18920 (fold_build_call_list): Declare.
18921 (fold_build_call_list_initializer): Declare.
18922 (fold_call_expr): Declare to replace fold_builtin.
18923 (fold_builtin_fputs): Update to agree with modified definition.
18924 (fold_builtin_strcpy): Likewise.
18925 (fold_builtin_strncpy): Likewise.
18926 (fold_builtin_memory_chk): Likewise.
18927 (fold_builtin_stxcpy_chk): Likewise.
18928 (fold_builtin_strncpy_chk): Likewise.
18929 (fold_builtin_next_arg): Likewise.
18930 (fold_build_call_expr): Declare.
18931 (fold_builtin_call_list): Declare.
18932 (fold_builtin_call_valist): Declare.
18933 (build_call_expr): Declare.
18934 (validate_arglist): Update to agree with modified definition.
18935 (tree_operand_length): New.
18936 (call_expr_arg_iterator): New.
18937 (init_call_expr_arg_iterator): New.
18938 (next_call_expr_arg): New.
18939 (first_call_expr_arg): New.
18940 (more_call_expr_args_p): New.
18941 (FOR_EACH_CALL_EXPR_ARG): New.
18943 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
18944 and tcc_gimple_stmt.
18945 (tree_code_size): Update documentation. Use sizeof (tree) rather
18946 than sizeof (char *).
18947 (tree_size): Likewise. Add case for tcc_vl_exp.
18948 (tree_node_structure): Add case for tcc_vl_exp.
18949 (contains_placeholder_p): Likewise.
18950 (substitute_in_expr): Likewise.
18951 (substitute_placeholder_in_expr): Likewise.
18952 (stabilize_reference_1): Likewise.
18953 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
18954 to diagnose breakage of this interface for constructing CALL_EXPRs.
18955 (build_nt): Add similar assertion here.
18956 (build_nt_call_list): New.
18957 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
18958 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
18960 (get_callee_fndecl): Use new CALL_EXPR accessors.
18961 (tree_operand_check_failed): Change parameters to pass entire node
18962 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
18963 (process_call_operands): New.
18964 (build_vl_exp_stat): New.
18965 (build_call_list): New.
18966 (build_call_nary): New.
18967 (build_call_valist): New.
18968 (build_call_array): New.
18969 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18970 (call_expr_arglist): New.
18972 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
18973 tcc_vl_exp instead of a fixed-size tcc_expression.
18975 * doc/c-tree.texi (CALL_EXPR): Document new representation and
18976 accessors for CALL_EXPRs.
18977 (AGGR_INIT_EXPR): Likewise.
18979 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18980 Brooks Moses <brooks.moses@codesourcery.com>
18981 Lee Millward <lee.millward@codesourcery.com>
18983 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18984 (expand_builtin_nonlocal_goto): Change parameter to be entire
18985 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18986 (expand_builtin_prefetch): Likewise.
18987 (expand_builtin_classify_type): Likewise.
18988 (mathfn_built_in): Return NULL_TREE instead of 0.
18989 (expand_errno_check): Use new CALL_EXPR accessors.
18990 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18991 Return NULL_RTX instead of 0.
18992 (expand_builtin_mathfn_2): Likewise.
18993 (expand_builtin_mathfn_3): Likewise.
18994 (expand_builtin_interclass_mathfn): Likewise.
18995 (expand_builtin_sincos): Likewise.
18996 (expand_builtin_cexpi): Likewise.
18997 (expand_builtin_int_roundingfn): Likewise.
18998 (expand_builtin_int_roundingfn_2): Likewise.
18999 (expand_builtin_pow): Likewise.
19000 (expand_builtin_powi): Likewise.
19001 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19002 of arglist, fixing callers appropriately. Use new CALL_EXPR
19003 accessors and constructors. Return NULL_RTX instead of 0.
19004 (expand_builtin_strstr): Likewise.
19005 (expand_builtin_strchr): Likewise.
19006 (expand_builtin_strrchr): Likewise.
19007 (expand_builtin_strpbrk): Likewise.
19008 (expand_builtin_memcpy): Likewise.
19009 (expand_builtin_mempcpy): Likewise.
19010 (expand_builtin_mempcpy_args): New.
19011 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19012 (expand_builtin_memmove_args): New.
19013 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19014 (expand_movstr): Likewise.
19015 (expand_builtin_strcpy): Likewise.
19016 (expand_builtin_strcpy_args): New.
19017 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19018 (expand_builtin_strncpy): Likewise.
19019 (expand_builtin_memset): Likewise.
19020 (expand_builtin_memset_args): New.
19021 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19022 (expand_builtin_memcmp): Likewise.
19023 (expand_builtin_strcmp): Likewise.
19024 (expand_builtin_strncmp): Likewise.
19025 (expand_builtin_strcat): Likewise.
19026 (expand_builtin_strncat): Likewise.
19027 (expand_builtin_strspn): Likewise.
19028 (expand_builtin_strcspn): Likewise.
19029 (expand_builtin_args_info): Likewise.
19030 (expand_builtin_va_start): Likewise.
19031 (gimplify_va_arg_expr): Likewise.
19032 (expand_builtin_va_end): Likewise.
19033 (expand_builtin_va_copy): Likewise.
19034 (expand_builtin_frame_address): Likewise.
19035 (expand_builtin_alloca): Likewise.
19036 (expand_builtin_bswap): Likewise.
19037 (expand_builtin_unop): Likewise.
19038 (expand_builtin_fputs): Likewise.
19039 (expand_builtin_expect): Likewise.
19040 (expand_builtin_fabs): Likewise.
19041 (expand_builtin_copysign): Likewise.
19042 (expand_builtin_printf): Likewise.
19043 (expand_builtin_fprintf): Likewise.
19044 (expand_builtin_sprintf): Likewise.
19045 (expand_builtin_init_trampoline): Likewise.
19046 (expand_builtin_signbit): Likewise.
19047 (expand_builtin_fork_or_exec): Likewise.
19048 (expand_builtin_sync_operation): Likewise.
19049 (expand_builtin_compare_and_swap): Likewise.
19050 (expand_builtin_lock_test_and_set): Likewise.
19051 (expand_builtin_lock_release): Likewise.
19052 (expand_builtin): Likewise.
19053 (builtin_mathfn_code): Likewise.
19055 (fold_builtin_constant_p): Pass call arguments individually instead
19056 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19057 accessors and constructors. Return NULL_TREE instead of 0.
19058 (fold_builtin_expect): Likewise.
19059 (fold_builtin_classify_type): Likewise.
19060 (fold_builtin_strlen): Likewise.
19061 (fold_builtin_nan): Likewise.
19062 (integer_valued_real_p): Likewise.
19063 (fold_trunc_transparent_mathfn): Likewise.
19064 (fold_fixed_mathfn): Likewise.
19065 (fold_builtin_cabs): Likewise.
19066 (fold_builtin_sqrt): Likewise.
19067 (fold_builtin_cbrt): Likewise.
19068 (fold_builtin_cos): Likewise.
19069 (fold_builtin_cosh): Likewise.
19070 (fold_builtin_tan): Likewise.
19071 (fold_builtin_sincos): Likewise.
19072 (fold_builtin_cexp): Likewise.
19073 (fold_builtin_trunc): Likewise.
19074 (fold_builtin_floor): Likewise.
19075 (fold_builtin_ceil): Likewise.
19076 (fold_builtin_round): Likewise.
19077 (fold_builtin_int_roundingfn): Likewise.
19078 (fold_builtin_bitop): Likewise.
19079 (fold_builtin_bswap): Likewise.
19080 (fold_builtin_logarithm): Likewise.
19081 (fold_builtin_hypot): Likewise.
19082 (fold_builtin_pow): Likewise.
19083 (fold_builtin_powi): Likewise.
19084 (fold_builtin_exponent): Likewise.
19085 (fold_builtin_memset): Likewise.
19086 (fold_builtin_bzero): Likewise.
19087 (fold_builtin_memory_op): Likewise.
19088 (fold_builtin_bcopy): Deleted; call site changed to invoke
19089 fold_builtin_memory_op directly.
19090 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19091 (fold_builtin_strncpy): Likewise.
19092 (fold_builtin_memcmp): Likewise.
19093 (fold_builtin_strcmp): Likewise.
19094 (fold_builtin_strncmp): Likewise.
19095 (fold_builtin_signbit): Likewise.
19096 (fold_builtin_copysign): Likewise.
19097 (fold_builtin_isascii): Likewise.
19098 (fold_builtin_toascii): Likewise.
19099 (fold_builtin_isdigit): Likewise.
19100 (fold_builtin_fabs): Likewise.
19101 (fold_builtin_abs): Likewise.
19102 (fold_builtin_fmin_fmax): Likewise.
19103 (fold_builtin_carg): Likewise.
19104 (fold_builtin_classify): Likewise.
19105 (fold_builtin_unordered_cmp): Likewise.
19107 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19108 New functions split out from fold_builtin_1.
19109 (fold_builtin_n): New.
19110 (fold_builtin_varargs): New.
19111 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19113 (fold_call_expr): New.
19114 (build_function_call_expr): Rewrite to use new helper function.
19115 (fold_builtin_call_list): New.
19116 (build_call_expr): New.
19117 (fold_builtin_call_valist): New.
19118 (rewrite_call_expr): New.
19119 (validate_arg): New.
19120 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19121 of an arglist. Change return type to bool. Use new CALL_EXPR
19124 (fold_builtin_strstr): Pass call arguments individually instead
19125 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19126 accessors and constructors. Return NULL_TREE instead of 0.
19127 (fold_builtin_strchr): Likewise.
19128 (fold_builtin_strrchr): Likewise.
19129 (fold_builtin_strpbrk): Likewise.
19130 (fold_builtin_strcat): Likewise.
19131 (fold_builtin_strncat): Likewise.
19132 (fold_builtin_strspn): Likewise.
19133 (fold_builtin_strcspn): Likewise.
19134 (fold_builtin_fputs): Likewise.
19135 (fold_builtin_next_arg): Likewise.
19136 (fold_builtin_sprintf): Likewise.
19138 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19139 NULL_RTX instead of 0.
19140 (expand_builtin_memory_chk): Likewise.
19141 (maybe_emit_chk_warning): Likewise.
19142 (maybe_emit_sprintf_chk_warning): Likewise.
19144 (fold_builtin_object_size): Pass call arguments individually instead
19145 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19146 accessors and constructors. Return NULL_TREE instead of 0.
19147 (fold_builtin_memory_chk): Likewise.
19148 (fold_builtin_stxcpy_chk): Likewise.
19149 (fold_builtin_strncpy_chk): Likewise.
19150 (fold_builtin_strcat_chk): Likewise.
19151 (fold_builtin_strcat_chk): Likewise.
19152 (fold_builtin_strncat_chk): Likewise.
19153 (fold_builtin_sprintf_chk): Likewise.
19154 (fold_builtin_snprintf_chk): Likewise.
19155 (fold_builtin_printf): Likewise.
19156 (fold_builtin_vprintf): Likewise.
19158 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19160 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19161 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19162 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19163 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19164 (fold_unary): Likewise.
19165 (fold_binary): Likewise.
19166 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19167 ternary expressions.
19168 (fold): Add logic for tcc_vl_exp.
19169 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19170 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19171 (fold_build3_stat): Add assertion to flag broken interface for
19172 constructing CALL_EXPRs.
19173 (fold_build_call_list): New.
19174 (fold_build_call_list_initializer): New.
19175 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19177 (fold_strip_sign_ops): Likewise.
19179 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19180 Brooks Moses <brooks.moses@codesourcery.com>
19181 Lee Millward <lee.millward@codesourcery.com>
19183 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19184 accessors and dump arguments explicitly.
19186 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19188 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19190 (print_call_name): Use new CALL_EXPR accessors.
19192 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19193 CALL_EXPR arguments explicitly instead of as a list. Use
19194 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19196 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19197 (vrp_visit_stmt): Likewise.
19199 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19200 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19202 (force_move_till_expr): Likewise.
19204 * targhooks.c (default_external_stack_protect_fail): Use
19205 build_call_expr instead of build_function_call_expr.
19206 (default_hidden_stack_protect_fail): Likewise.
19208 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19211 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19212 and walk arguments explicitly.
19214 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19215 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19216 (expand_simple_operations): Likewise.
19217 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19219 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19220 of TREE_CODE_LENGTH.
19221 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19223 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19224 instead of TREE_CODE_LENGTH.
19226 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19227 (tree_ic_transform): Likewise.
19228 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19229 parameter instead of arglist. Fix callers.
19230 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19231 (tree_stringops_transform): Likewise.
19232 (tree_indirect_call_to_profile): Likewise.
19233 (tree_stringops_values_to_profile): Likewise.
19235 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19236 (eliminate_tail_call): Likewise.
19238 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19240 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19241 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19243 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19245 * omp-low.c (build_omp_barrier): Use build_call_expr.
19246 (lower_rec_input_clauses): Likewise.
19247 (lower_reduction_clauses): Likewise.
19248 (expand_parallel_call): Likewise.
19249 (maybe_catch_exception): Likewise.
19250 (expand_omp_for_generic): Likewise.
19251 (expand_omp_for_static_nochunk): Likewise.
19252 (expand_omp_sections): Likewise.
19253 (lower_omp_single_simple): Likewise.
19254 (lower_omp_single_copy): Likewise.
19255 (lower_omp_master): Likewise.
19256 (lower_omp_ordered): Likewise.
19257 (lower_omp_critical): Likewise.
19259 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19260 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19262 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19263 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19264 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19266 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19267 and generalize to handle any number of operands.
19268 (chrec_contains_undetermined): Likewise.
19269 (tree_contains_chrecs): Likewise.
19270 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19272 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19274 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19275 fold_call_expr instead of fold_builtin.
19276 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19277 match declarations there.
19278 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19281 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19282 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19284 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19285 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19287 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19290 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19291 (execute_cse_sincos): Use new CALL_EXPR accessors.
19293 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19295 * gimple-low.c (lower_function_body): Use build_call_expr.
19296 (lower_builtin_setjmp): Likewise.
19298 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19299 (set_storage_via_libcall): Likewise.
19300 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19301 instead of TREE_CODE_LENGTH.
19302 (expand_expr_real_1): Use new CALL_EXPR accessors.
19304 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19305 generalize to handle any number of operands.
19306 (TB_parent_eq): Likewise.
19308 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19309 (strip_builtin_expect): Likewise.
19311 * function.c (gimplify_parameters): Use build_call_expr.
19313 * tree-vectorizer.c (vect_is_simple_reduction): Use
19314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19316 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19317 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19319 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19322 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19323 (gimplify_decl_expr): Likewise.
19324 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19325 Use new CALL_EXPR iterators.
19326 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19327 (gimplify_modify_expr_to_memset): Likewise.
19328 (gimplify_variable_sized_compare): Likewise.
19329 (gimplify_omp_atomic_fetch_op): Likewise.
19330 (gimplify_omp_atomic_pipeline): Likewise.
19331 (gimplify_omp_atomic_mutex): Likewise.
19332 (gimplify_function_tree): Likewise.
19334 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19335 (call_expr_flags): Likewise.
19336 (expand_call): Likewise.
19338 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19339 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19342 * coverage.c (create_coverage): Use build_call_expr.
19344 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19345 (temp_call_expr_obstack): New.
19346 (pool_copy_list): Delete.
19347 (temp_copy_call_expr): New.
19348 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19349 CALL_EXPR accessors. Get rid of special goo for copying argument
19350 lists and use temp_copy_call_expr instead.
19351 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19352 CALL_EXPR accessors.
19353 (create_expression_by_pieces): Likewise. Use build_call_array
19354 to construct the result instead of fold_build3.
19355 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19356 dealing with argument lists.
19357 (init_pre): Remove references to expression_node_pool and
19358 list_node_pool. Init temp_call_expr_obstack instead.
19359 (fini_pre): Remove references to expression_node_pool and
19362 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19363 and walk arguments explicitly instead of as a list.
19365 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19366 (mx_register_decls): Likewise.
19367 (mudflap_register_call): Likewise.
19368 (mudflap_finish_file): Likewise.
19370 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19371 (ipa_callsite_compute_param): Likewise.
19373 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19374 accessors and constructor.
19376 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19377 accessors and constructor.
19378 (convert_tramp_reference): Likewise.
19379 (convert_call_expr): Likewise.
19380 (finalize_nesting_tree_1): Likewise.
19382 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19385 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19387 * tree-inline.c (initialize_inlined_parameters): Pass entire
19388 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19390 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19391 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19393 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19394 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19395 (vectorizable_reduction): Likewise.
19396 (vectorizable_call): Use new CALL_EXPR iterators.
19397 (vectorizable_conversion): Use build_call_expr.
19398 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19399 (vect_gen_widened_results_half): Use build_call_expr.
19400 (vect_setup_realignment): Likewise.
19401 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19403 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19404 (pass_through_call): Likewise.
19405 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19408 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19409 (tree_gen_pow2_profiler): Likewise.
19410 (tree_gen_one_value_profiler): Likewise.
19411 (tree_gen_ic_func_profiler): Likewise.
19412 (tree_gen_average_profiler): Likewise.
19413 (tree_gen_ior_profiler): Likewise.
19415 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19416 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19417 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19419 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19420 of TREE_CODE_LENGTH.
19422 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19423 of TREE_CODE_LENGTH.
19425 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19427 (convert_to_integer): Likewise.
19429 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19432 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19433 Brooks Moses <brooks.moses@codesourcery.com>
19434 Lee Millward <lee.millward@codesourcery.com>
19436 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19438 * config/frv/frv.c (frv_expand_builtin): Likewise.
19439 * config/s390/s390.c (s390_expand_builtin): Likewise.
19441 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19442 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19444 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19445 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19446 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19447 (ix86_expand_store_builtin): Likewise.
19448 (ix86_expand_unop_builtin): Likewise.
19449 (ix86_expand_unop1_builtin): Likewise.
19450 (ix86_expand_sse_compare): Likewise.
19451 (ix86_expand_sse_comi): Likewise.
19452 (ix86_expand_vec_init_builtin): Likewise.
19453 (ix86_expand_vec_ext_builtin): Likewise.
19454 (ix86_expand_vec_set_builtin): Likewise.
19455 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19457 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19458 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19460 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19461 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19462 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19464 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19466 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19467 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19468 arglist. Use new CALL_EXPR accessors. Fix callers.
19469 (altivec_expand_abs_builtin): Likewise.
19470 (rs6000_expand_binop_builtin): Likewise.
19471 (altivec_expand_predicate_builtin): Likewise.
19472 (altivec_expand_lv_builtin): Likewise.
19473 (spe_expand_stv_builtin): Likewise.
19474 (altivec_expand_stv_builtin): Likewise.
19475 (rs6000_expand_ternop_builtin): Likewise.
19476 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19477 (altivec_expand_st_builtin): Likewise.
19478 (altivec_expand_dst_builtin): Likewise.
19479 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19480 arglist. Use new CALL_EXPR accessors. Fix callers.
19481 (altivec_expand_vec_set_builtin): Likewise.
19482 (altivec_expand_vec_ext_builtin): Likewise.
19483 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19484 (spe_expand_builtin): Likewise.
19485 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19486 arglist. Use new CALL_EXPR accessors. Fix callers.
19487 (spe_expand_evsel_builtin): Likewise.
19488 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19489 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19491 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19492 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19493 (arm_expand_unop_builtin): Likewise.
19494 (arm_expand_builtin): Use new CALL_EXPR accessors.
19496 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19499 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19500 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19502 (bfin_expand_unop_builtin): Likewise.
19503 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19505 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19506 Brooks Moses <brooks.moses@codesourcery.com>
19507 Lee Millward <lee.millward@codesourcery.com>
19509 * c-semantics.c (build_stmt): Add internal diagnostic check.
19511 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19512 accessors. Print arguments explicitly instead of as a list.
19514 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19516 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19517 (c_finish_omp_flish): Likewise.
19519 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19520 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19521 instead of TREE_CODE_LENGTH.
19522 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19523 (c_warn_unused_result): Likewise.
19525 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19528 * doc/invoke.texi (Warning Options): Remove
19529 -Werror-implicit-function-declaration.
19530 (Wimplicit-function-declaration): Update description.
19531 * opts.c (common_handle_option): Move handling of -Werror=* to...
19532 (enable_warning_as_error): ...here.
19533 * opts.h (enable_warning_as_error): Declare.
19534 * c-decl.c (implicit_decl_warning): Unless
19535 -Wno-implicit-function-declaration is given, emit a pedwarn if
19536 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19537 * c.opt (Wimplicit-function-declaration): Replace
19538 mesg_implicit_function_declaration with
19539 warn_implicit_function_declaration.
19540 * c-opts.c (c_common_handle_option):
19541 -Werror-implicit-function-declaration is exactly equal as
19542 -Werror=implicit-function-declaration.
19543 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19544 warn_implicit_function_declaration.
19545 (c_common_post_options): -Wimplict-function-declaration is enabled
19546 by default by -std=c99, otherwise is disabled by default.
19547 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19549 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19551 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19552 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19553 former is ignored but not the latter.
19555 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19557 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19558 is made and the reference doesn't use the alias set of its type,
19559 do not create the temporary using that type.
19561 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19563 * jump.c: Remove prototypes for delete_computation and
19564 delete_prior_computation.
19566 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19568 * jump.c (get_label_after): Delete.
19569 (get_label_before, delete_computation, delete_jump,
19570 delete_prior_computation, follow_jumps): Move...
19571 * reorg.c (delete_computation, delete_prior_computation): ... here...
19572 (get_label_before, delete_jump): ... making these static ...
19573 (follow_jumps): ... and simplifying this since it only runs after
19575 * rtl.h (get_label_after, get_label_before, delete_jump,
19576 follow_jumps): Delete prototypes.
19578 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19580 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19582 2007-02-15 Nick Clifton <nickc@redhat.com>
19584 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19585 order to prevent it from being munged by the target.
19587 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19589 * config/i386/i386.md: Remove misleading comment.
19591 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19593 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19594 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19597 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19599 * tree-sra.c (instantiate_missing_elements): Canonicalize
19601 (sra_build_assignment): New.
19602 (generate_copy_inout, generate_element_copy,
19603 generate_element_zero, generate_one_element_init): Use it.
19605 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19607 * tree-sra.c (instantiate_missing_elements): Canonicalize
19609 (sra_build_assignment): New.
19610 (generate_copy_inout, generate_element_copy,
19611 generate_element_zero, generate_one_element_init): Use it.
19613 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19615 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19618 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19620 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19621 types as aggregates not scalars.
19622 * function.c (assign_stack_temp_for_type): Likewise.
19624 2007-02-14 Roger Sayle <roger@eyesopen.com>
19625 Zdenek Dvorak <dvorakz@suse.cz>
19627 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19630 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19632 * passes.c (next_pass_1): Clear the next field of the copied
19635 2007-02-14 Richard Henderson <rth@redhat.com>
19637 * tree-sra.c (early_sra): New.
19638 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19639 (tree_sra_early, pass_sra_early): New.
19640 * tree-pass.h (pass_sra_early): Declare.
19641 * passes.c (init_optimization_passes): Use it.
19643 2007-02-14 Richard Guenther <rguenther@suse.de>
19645 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19647 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19649 PR tree-optimization/30771
19650 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19652 (vect_analyze_operations): Induction phis can now be marked as
19654 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19655 Update documentation accordingly.
19657 2007-02-14 Nick Clifton <nickc@redhat.com>
19659 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19660 most 3 arguments are supported.
19661 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19663 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19665 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19666 Ensure dst->current is valid.
19668 2007-02-13 Paul Brook <paul@codesourcery.com>
19670 * config.gcc: Add arm*-*-uclinux-*eabi.
19671 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19672 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19673 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19674 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19675 (LINK_SPEC): Define.
19676 (LIB_SPEC): Define.
19677 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19679 * config/arm/uclinux-eabi.h: New file.
19680 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19681 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19684 2007-02-13 Ian Lance Taylor <iant@google.com>
19686 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19687 * flags.h (warn_strict_overflow): Declare.
19688 (enum warn_strict_overflow_code): Define.
19689 (issue_strict_overflow_warning): New static inline function.
19690 * opts.c (warn_strict_overflow): New variable.
19691 (common_handle_option): Handle OPT_Wstrict_overflow and
19692 OPT_Wstrict_overflow_.
19693 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19695 * fold-const.c: Include intl.h.
19696 (fold_deferring_overflow_warnings): New static variable.
19697 (fold_deferred_overflow_warning): New static variable.
19698 (fold_deferred_overflow_code): New static variable.
19699 (fold_defer_overflow_warnings): New function.
19700 (fold_undefer_overflow_warnings): New function.
19701 (fold_undefer_and_ignore_overflow_warnings): New function.
19702 (fold_deferring_overflow_warnings_p): New function.
19703 (fold_overflow_warning): New static function.
19704 (make_range): Add strict_overflow_p parameter. Change all
19706 (extract_muldiv, extract_muldiv_1): Likewise.
19707 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19708 tree_expr_nonnegative_p.
19709 (fold_negate_expr): Call fold_overflow_warning.
19710 (fold_range_test): Likewise.
19711 (fold_comparison): Likewise.
19712 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19713 instead of tree_expr_nonnegative_p.
19714 (tree_expr_nonnegative_warnv_p): Rename from
19715 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19716 (tree_expr_nonnegative_p): New function.
19717 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19718 strict_overflow_p parameter.
19719 (tree_expr_nonzero_p): New function.
19720 * passes.c (verify_interpass_invariants): New static function.
19721 (execute_one_pass): Call it.
19722 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19724 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19725 (estimate_numbers_of_iterations): Likewise.
19726 (scev_probably_wraps_p): Likewise.
19727 * tree-ssa-ccp.c: Include "toplev.h".
19728 (evaluate_stmt): Defer fold overflow warnings until we know we are
19730 (struct fold_stmt_r_data): Add stmt field.
19731 (fold_stmt_r): Defer fold overflow warnings until we know we
19733 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19734 (fold_stmt_inplace): Likewise.
19735 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19736 (cleanup_control_expr_graph): Defer fold overflow warnings until
19737 we know we are going to optimize.
19738 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19739 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19741 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19742 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19743 * tree-ssa-loop-manip.c (create_iv): Likewise.
19744 * c-typeck.c (build_conditional_expr): Likewise.
19745 (build_binary_op): Likewise.
19746 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19747 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19748 (extract_range_from_unary_expr): Likewise.
19749 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19750 assuming that signed overflow does not occur.
19751 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19752 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19753 (fold_defer_overflow_warnings): Declare.
19754 (fold_undefer_overflow_warnings): Declare.
19755 (fold_undefer_and_ignore_overflow_warnings): Declare.
19756 (fold_deferring_overflow_warnings_p): Declare.
19757 (tree_expr_nonzero_warnv_p): Declare.
19758 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19759 of warning options.
19760 (Warning Options): Document -Wstrict-overflow.
19761 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19762 (tree-ssa-ccp.o): Likewise.
19763 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19764 (fold-const.o): Depend on intl.h.
19766 2007-02-13 Ian Lance Taylor <iant@google.com>
19768 PR middle-end/30751
19769 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19772 2007-02-13 Stuart Hastings <stuart@apple.com>
19774 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19776 2007-02-13 Richard Henderson <rth@redhat.com>
19778 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19779 handled_component_p before looking for the indirect_ref.
19781 2007-02-13 Richard Henderson <rth@redhat.com>
19783 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19784 remove flags clobber.
19785 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19786 (bswaphi_lowpart): New.
19787 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19788 remove TARGET_BSWAP test. Delete expander of the same name.
19790 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19791 (expand_unop): Use them.
19793 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19795 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19796 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19797 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19798 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19799 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19800 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19801 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19802 assembler dialect choice from asm templates.
19804 2007-02-12 Richard Henderson <rth@redhat.com>
19806 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19807 (fixuns_trunc<SSEMODEF>si2): Use it.
19808 * config/i386/sse.md (vec_setv4sf_0): Export.
19809 * config/i386/i386.c (ix86_build_const_vector): Export.
19810 (ix86_split_convert_uns_si_sse): Rename from
19811 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19812 * config/i386/i386-protos.h: Update.
19814 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19817 * c-typeck.c (c_finish_return): Improve warning message.
19819 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19821 * alias.c (find_symbolic_term): Delete unused function.
19823 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19825 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19826 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19827 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19829 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19831 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19832 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19833 the function, temporarily point the debug interface to the null one.
19835 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19837 * dwarf2out.c (round_up_to_align): New static function.
19838 (field_byte_offset): Use it to round the offset.
19840 2007-02-12 Richard Henderson <rth@redhat.com>
19842 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
19843 (inswl_const): Export.
19845 2007-02-12 Richard Henderson <rth@redhat.com>
19847 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
19848 result mode of the libcall, convert back to outmode.
19850 2007-02-12 Roger Sayle <roger@eyesopen.com>
19852 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
19853 (bswapdi2): New define_expand to implement 32-bit implementation.
19855 2007-02-12 Nick Clifton <nickc@redhat.com>
19857 * doc/invoke.texi (Overall Options): Document --help=.
19858 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
19859 (cc1_options): Pass --help= on to cc1.
19860 (display_help): Add description of --help=.
19861 (process_command): Add code to handle --help=. Allow translated
19862 --help and --target-help switches to be passed on to compiler
19864 (main): Remove unused if statement.
19865 * opts.c (columns): Remove.
19866 (LEFT_COLUMN): Define.
19867 (wrap_help): Add columns argument.
19868 (print_filtered_help): Change parameters to be an include bitmask,
19869 an exclude bitmask, an any bitmask and the column width. Move the
19870 code to display the params list here. Add code to display the
19871 status of options rather than their descriptions if the quiet flag
19873 (print_specific_help): Change parameters to be an include bitmask,
19874 an exclude bitmask and an any bitmask. Move code to look up the
19875 column width here. Decide upon the title for an options listing.
19876 (common_handle_options): Add code to handle --help=. Adapt code
19877 for --help and --target-help to use the revised form of the
19878 print_specific_help function.
19879 (print_help): Delete.
19880 (print_param_help): Delete.
19881 (print_switch): Delete.
19882 * opts.h (cl_lang_count): Add prototype.
19883 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
19884 CL_MAX_OPTION_CLASS): New defines.
19885 * optc-gen.awk: Add construction of cl_lang_count.
19886 * c.opt: Add Warning attribute to warning options and Optimization
19887 attribute to optimization options.
19888 * common.opt: Likewise.
19890 Add -fhelp and -ftarget-help as aliases for the transformed --help
19891 and --target-help options.
19892 * opt-functions.awk: Add code to handle Warning and Optimization
19895 2007-02-12 Richard Henderson <rth@redhat.com>
19897 * config/alpha/constraints.md: New file.
19898 * config/alpha/alpha.c: Include tm-constrs.h.
19899 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
19900 alpha_extra_constraint): Remove.
19901 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
19902 * config/alpha/alpha-protos.h: Update.
19903 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
19904 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
19905 (EXTRA_CONSTRAINT): Remove.
19906 * config/alpha/alpha.md: Include constraints.md.
19907 (adddi splitter): Use satisfies_constraint_*.
19908 * config/alpha/predicates.md (add_operand): Likewise.
19909 (sext_add_operand, addition_operation): Likewise.
19911 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
19913 PR tree-optimization/29145
19914 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
19915 in our handling of restrict qualified pointers.
19917 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19920 * doc/invoke.texi (Wunused-value): Update description.
19921 (Wextra): Delete item.
19922 * opts.c (set_Wextra): Don't use the value of Wextra to set the
19923 value of Wunused-value.
19924 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
19925 (c_finish_stmt_expr): Don't check extra_warnings.
19926 (emit_side_effect_warnings): The caller is responsible to check
19929 2007-02-11 Roger Sayle <roger@eyesopen.com>
19930 Matt Thomas <matt@3am-software.com>
19932 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
19934 2007-02-11 Roger Sayle <roger@eyesopen.com>
19936 * simplify-rtx.c (simplify_relational_operation_1): Optimize
19937 comparisons of POPCOUNT against zero.
19938 (simplify_const_relational_operation): Likewise.
19940 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19942 * doc/invoke.texi (Wextra): Delete outdated paragraph.
19944 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19946 * dwarf2out.c (root_type): Delete unused function.
19948 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19950 * genattrtab.c (contained_in_p): Delete unused function.
19951 (write_expr_attr_cache): Likewise.
19953 2007-02-11 Jan Hubicka <jh@suse.cz>
19955 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
19958 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
19960 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
19961 to add the REG_EQ* note.
19962 * see.c (see_merge_one_use_extension): Likewise.
19963 * local-alloc.c (update_equiv_regs): Likewise. Also don't
19964 turn REG_EQUAL notes into REG_EQUIV notes if the target
19965 register may have more than one set.
19966 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
19967 * gcse.c (try_replace_reg): Likewise.
19968 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
19969 * calls.c (fixup_tail_calls): Likewise. Abort if there is
19970 more than one REG_EQUIV note.
19971 * reload1.c (gen_reload): Use set_unique_reg_note.
19973 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
19975 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
19976 (ix86_builtin_conversion): New function.
19978 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19981 * tree.h (DECL_REPLACEABLE_P): New macro.
19982 * except.c (set_nothrow_function_flags): Likewise.
19984 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19985 Ira Rosen <irar@il.ibm.com>
19986 Dorit Nuzman <dorit@il.ibm.com>
19988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19989 * targhooks.c (default_builtin_vectorized_conversion): New.
19990 * targhooks.h (default_builtin_vectorized_function): New declaration.
19991 * target.h (struct vectorize): Add builtin_conversion field.
19992 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19993 stmt_vec_info_type value.
19994 (vectorizable_conversion): New declaration.
19995 * tree-vect-analyze.c (vect_analyze_operations): Add
19996 vectorizable_conversion call.
19997 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19998 * tree-vect-transform.c (vectorizable_conversion): New function.
19999 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20000 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20002 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20003 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20004 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20005 or ALTIVEC_BUILTIN_VCFSX.
20007 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20010 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20011 CONST_DOUBLE and operand 0 is a hard register.
20012 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20013 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20014 is a hard floating-point register.
20016 2007-02-10 Richard Henderson <rth@redhat.com>
20017 Jakub Jelinek <jakub@redhat.com>
20018 Alexandre Oliva <aoliva@redhat.com>
20020 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20021 * builtin-types.def (BT_WORD): Make unsigned.
20022 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20023 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20024 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20025 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20026 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20027 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20029 * expr.c (emutls_var_address): New.
20030 (expand_expr_real_1): Expand emulated tls.
20031 (expand_expr_addr_expr_1): Likewise.
20032 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20033 * output.h (emutls_finish): Declare.
20034 * toplev.c (compile_file): Call it.
20035 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20036 address before wrapping in CONST.
20037 * varasm.c (emutls_htab, emutls_object_type): New.
20038 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20039 (get_emutls_object_name, get_emutls_object_type): New.
20040 (get_emutls_init_templ_addr, emutls_decl): New.
20041 (emutls_common_1, emutls_finish): New.
20042 (assemble_variable): When emulating tls, swap decls; generate
20043 constructor for the emutls objects.
20044 (do_assemble_alias): When emulating tls, swap decl and target name.
20045 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20047 * varpool.c (decide_is_variable_needed): Look at force_output.
20048 Recurse for emulated tls.
20049 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20050 with decide_is_variable_needed.
20051 * emutls.c: New file.
20052 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20053 tls_object for real tls.
20055 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20057 PR rtl-optimization/29599
20058 * reload1.c (eliminate_regs_in_insn): Take the destination
20059 mode into account when computing the offset.
20061 2007-02-09 Stuart Hastings <stuart@apple.com>
20062 Richard Henderson <rth@redhat.com>
20064 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20065 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20066 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20067 fixuns_truncdfhi2): New.
20068 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20069 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20070 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20071 (floatunssidf2): Allow nonimmediate source.
20072 * config/i386/sse.md (movdi_to_sse): New.
20073 (vec_concatv2di): Drop '*'.
20074 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20075 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20076 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20078 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20079 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20080 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20081 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20082 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20083 ix86_build_const_vector.
20084 (x86_emit_floatuns): Rewrite.
20086 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20088 * genautomata.c (longest_path_length): Delete unused function.
20089 (struct state): Delete unused longest_path_length.
20090 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20091 (get_free_state): Delete unused.
20093 2007-02-09 Jan Hubicka <jh@suse.cz>
20095 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20096 * doc/invoke.texi (inline-unit-growth): Update default value.
20098 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20099 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20100 (rebuild_cgraph_edges): Likewise.
20101 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20102 (dump_cgraph_node): Dump frequencies.
20103 (cgraph_clone_edge): Add frequency scales.
20104 (cgraph_clone_node): Add freuqnecy.
20105 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20106 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20107 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20108 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20109 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20110 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20111 (save_inline_function_body): Likewise.
20112 * ipa-inline.c: inluce rtl.h
20113 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20114 (cgraph_edge_badness): Use frequencies.
20115 (cgraph_decide_recursive_inlining): Update clonning.
20116 (cgraph_decide_inlining_of_small_function): Dump frequency.
20117 * predict.c (estimate_bb_frequencies): Export.
20118 * predict.h (estimate_bb_frequencies): Declare.
20119 * tree-inline.c (copy_bb): Watch overflows.
20120 (expand_call_inline): Update call of cgraph_create_edge.
20121 (optimize_inline_calls): Use TODO flags to update frequnecies.
20122 * passes.h: Include predict.h
20123 (init_optimization_passes): Move profile ahead.
20124 (execute_function_todo): Handle TODO_rebuild_frequencies.
20126 2007-02-09 Roger Sayle <roger@eyesopen.com>
20128 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20129 the insbl or inswl pattern into a register.
20131 2007-02-09 Roger Sayle <roger@eyesopen.com>
20133 * config/ia64/ia64.md (bswapdi2): New define_insn.
20135 2007-02-09 Richard Henderson <rth@redhat.com>
20137 * config/i386/constraints.md (Ym): New constraint.
20138 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20139 (movdi_1_rex64): Split sse and xmm general register moves from
20140 memory move alternatives. Use conditional register constraints.
20141 (movsf_1, movdf_integer): Likewise.
20142 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20143 (movdf_integer_rex64): New.
20144 (pushsf_rex64): Fix output constraints.
20145 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20146 (sse2_stored): Likewise.
20147 (sse2_storeq_rex64): New.
20148 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20149 amd and not generic.
20150 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20151 for optimize_size. Remove SF/DFmode hack.
20153 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20155 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20158 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20159 Richard Sandiford <richard@codesourcery.com>
20161 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20162 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20163 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20164 m68k/t-mlib to tmake_file.
20165 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20166 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20167 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20168 Allow it to be cf or m68k. Set m68k_arch_family. If that
20169 variable is not empty, add t-$m68k_arch_family to tmake_file.
20170 Add t-mlibs to tmake_file.
20171 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20172 * config/m68k/t-cf: New file.
20173 * config/m68k/t-m68k: Likewise.
20174 * config/m68k/t-mlibs: Likewise.
20175 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20176 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20177 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20178 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20179 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20181 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20182 (INSTALL_LIBGCC): Delete.
20183 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20184 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20185 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20186 (M68K_MLIB_CPU): Define.
20187 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20188 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20189 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20191 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20192 Richard Guenther <rguenther@suse.de>
20194 PR middle-end/23361
20195 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20196 against INT_MIN/INT_MAX.
20197 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20198 file if a loop is removed.
20200 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20202 * calls.c (store_one_arg): Pass correct alignment to
20203 emit_push_insn for non-BLKmode values.
20204 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20205 unaligned stack slot via a suitably aligned slot.
20207 2007-02-08 DJ Delorie <dj@redhat.com>
20209 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20211 (legal_subregs): Use unsigned char, make const.
20212 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20214 2007-02-08 Paul Brook <paul@codesourcery.com>
20216 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20217 special interworking needed.
20219 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20221 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20222 conditional to __SSE2__.
20223 (Entries below should have been added to first ChangeLog
20224 entry for amdfam10 dated 2007-02-05)
20225 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20227 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20229 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20232 2007-02-08 DJ Delorie <dj@redhat.com>
20234 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20235 * config/m32c/m32c.c (legal_subregs): New.
20236 (m32c_illegal_subreg_p): New.
20237 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20238 unsupported subregs of hard regs.
20240 2007-02-08 Jan Hubicka <jh@suse.cz>
20242 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20243 the same one; always update histograms.
20245 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20247 * passes.c (init_optimization_passes): Tidy comment.
20249 2007-02-08 Roger Sayle <roger@eyesopen.com>
20251 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20252 strip zero_extend, bswap and rotates from POCOUNT's argument.
20253 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20254 zero_extend and rotates from PARITY's argument.
20255 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20256 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20257 of an integer constant at compile-time.
20259 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20262 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20264 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20267 * tree-ssa-live.c (remove_unused_locals): Do not remove
20268 TREE_ADDRESSABLE variables.
20269 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20270 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20271 FOR_CLOBBER. Update all users.
20272 If VAR has an associated alias set, add a virtual operand for
20273 it if no alias is found to conflict with the memory reference.
20275 2007-02-07 Jan Hubicka <jh@suse.cz>
20276 Robert Kidd <rkidd@crhc.uiuc.edu>
20278 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20280 2007-02-07 Ian Lance Taylor <iant@google.com>
20282 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20284 2007-02-07 Roger Sayle <roger@eyesopen.com>
20286 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20287 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20288 tablejumpdi, movsi_to_cr_one): Remove constraints from
20289 define_expand's match_operands.
20291 2007-02-07 Roger Sayle <roger@eyesopen.com>
20293 * global.c (compute_regsets): Move declatation of "i" inside of
20294 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20296 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20299 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20300 of INDIRECT_REF <RESULT_DECL>.
20302 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20304 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20305 Kaz Kojima <kkojima@gcc.gnu.org>
20308 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20310 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20312 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20314 * doc/loop.texi: Document possibility not to perform disambiguation
20315 of loops with multiple latches.
20316 * cfgloopmanip.c (alp_enum_p): Removed.
20317 (add_loop): Handle subloops. Use get_loop_body_with_size.
20318 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20319 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20320 the new forwarder block.
20321 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20322 Handle the case latch is NULL.
20323 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20324 modifications when marking loop exits.
20325 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20327 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20328 disambiguate_loops_with_multiple_latches.
20329 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20330 before fix_loop_structure.
20331 * cfgloop.c: Include pointer-set.h and output.h.
20332 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20333 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20334 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20335 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20336 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20337 disambiguate_multiple_latches, get_loop_body_with_size,
20338 disambiguate_loops_with_multiple_latches): New functions.
20339 (flow_loop_dump): Dump multiple latch edges.
20340 (flow_loop_nodes_find): Handle loops with multiple latches.
20341 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20342 (glb_enum_p): Modified.
20343 (get_loop_body): Use get_loop_body_with_size.
20344 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20345 (AVOID_CFG_MODIFICATIONS): New constant.
20346 (disambiguate_loops_with_multiple_latches, add_loop,
20347 get_loop_body_with_size): Declare.
20348 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20350 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20352 PR inline-asm/28686
20353 * global.c (compute_regsets): New function.
20354 (global_alloc): Refactored ELIMINABLE_REGSET
20355 and NO_GLOBAL_ALLOC_REGS computation out.
20356 (rest_of_handle_global_alloc): Call compute_regsets()
20357 for non-optimizing case.
20359 2007-02-06 Richard Henderson <rth@redhat.com>
20361 * config/i386/constraints.md (Y2): Rename from Y.
20362 (Yi): New constraint.
20363 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20364 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20365 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20366 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20367 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20368 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20369 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20370 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20371 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20372 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20373 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20374 vec_extractv2si_1): Change Y constraints to Y2.
20375 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20376 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20377 Change Y constraints to Y2.
20378 (sse2_loadld): Change Y constraints to x.
20380 2007-02-06 Roger Sayle <roger@eyesopen.com>
20382 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20383 (parity<mode>2): New define_expand using rs6000_emit_parity.
20384 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20385 rs6000_emit_parity): New functions.
20386 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20387 rs6000_emit_parity): Prototype here.
20389 2007-02-06 Ian Lance Taylor <iant@google.com>
20391 * lower-subreg.c (simple_move_operand): Reject CONST.
20392 (resolve_clobber): Call validate_change rather than directly
20393 assigning to XEXP (pat, 0).
20395 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20397 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20398 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20399 (tree-cfg.o): Remove hashtab.h dependency.
20401 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20402 (struct ivopts_data): Change niters to pointer_map_t.
20403 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20404 (niter_for_exit): Create pointer_map on demand. Change for
20406 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20407 (free_loop_data): Destroy data->niters if created and reset field.
20408 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20409 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20411 * tree-ssa-reassoc.c: Include pointer-set.h.
20412 (bb_rank): Change to long *.
20413 (operand_rank): Change to pointer_map_t.
20414 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20415 (insert_operand_rank): Accept long.
20416 (operand_entry_hash, operand_entry_eq): Remove.
20417 (get_rank): Return long. Adjust for changes above.
20418 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20420 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20422 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20423 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20424 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20426 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20427 directly since it cannot be NULL.
20428 (get_vi_for_tree): Rewrite for pointer_map API.
20429 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20430 (init_alias_vars): Create vi_for_tree as pointer_map.
20431 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20433 * tree-cfg.c: Don't include hashtab.h.
20434 (edge_to_cases): Declare as pointer_map.
20435 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20437 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20438 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20439 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20441 (record_switch_edge): Delete.
20442 (get_cases_for_edge): Adjust for pointer_map API, inline
20443 record_switch_edge (rewritten for new API), remove goto.
20445 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20447 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20448 * tree-nested.c: Include pointer-set.h.
20449 (var_map_elt, var_map_eq, var_map_hash): Delete.
20450 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20451 to pointer_map_t's.
20452 (nesting_info_bitmap_obstack): New.
20453 (lookup_field_for_decl): Adjust for pointer_map API.
20454 (lookup_tramp_for_decl): Adjust for pointer_map API.
20455 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20456 (get_local_debug_decl): Adjust for pointer_map API.
20457 (convert_nl_goto_reference): Adjust for pointer_map API.
20458 (convert_nl_goto_receiver): Adjust for pointer_map API.
20459 (create_nesting_tree): Create outside GGC space. Create bitmap on
20460 the new obstack. Create field_map and var_map as pointer_maps.
20461 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20463 (lower_nested_functions): Move root here, no need to NULL it.
20464 Initialize and release the obstack.
20466 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20468 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20469 Remove prototypes and make them non-static.
20470 (struct tree_int_map): Remove.
20471 * tree.h (struct tree_int_map): Move here, turning TO into an
20473 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20475 * tree.h (TREE_COMPLEXITY): Remove.
20476 (struct tree_exp): Remove complexity field.
20477 * tree.c (build1_stat): Don't set it.
20479 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20480 Victor Kaplansky <victork@il.ibm.com>
20482 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20483 (vect_is_simple_reduction): Support reduction with induction as
20484 one of the operands.
20485 (vect_is_simple_iv_evolution): Fix formatting.
20486 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20487 formatting. Don't mark induction phis for vectorization.
20488 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20489 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20490 (vect_get_vec_def_for_operand): Support induction.
20491 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20493 (vectorizable_reduction): Support reduction with induction as one of
20495 (vectorizable_type_demotion): Use def-type of stmt argument rather
20496 than dummy def-type.
20498 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20499 flag_tree_scev_cprop.
20500 * common.opt (tree-scev-cprop): New flag.
20502 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20503 call to vect_get_new_vect_var.
20505 2007-02-06 Ira Rosen <irar@il.ibm.com>
20507 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20508 vectype is not NULL.
20509 (vect_pattern_recog_1): Likewise.
20511 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20513 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20514 (fold_negate_expr): Likewise.
20516 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20519 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20520 even if cv-qualification is the same.
20522 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20524 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20525 __enable_execute_stack on completion.
20527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20529 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20530 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20531 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20532 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20533 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20534 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20535 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20536 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20540 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20541 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20542 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20543 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20544 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20545 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20546 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20547 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20548 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20549 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20550 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20551 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20552 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20553 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20554 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20555 sqrtextenddfxf2_i387): Added amdfam10_decode.
20557 * config/i386/athlon.md (athlon_idirect_amdfam10,
20558 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20559 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20560 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20561 athlon_ivector_store_amdfam10): New define_insn_reservation.
20562 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20565 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20567 * config/i386/athlon.md (athlon_call_amdfam10,
20568 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20569 define_insn_reservation.
20570 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20571 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20572 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20574 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20576 * config/i386/athlon.md (athlon_sseld_amdfam10,
20577 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20578 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20580 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20582 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20583 define_insn_reservation.
20584 * config/i386/i386.md (sseins): Added sseins to define_attr type
20585 and define_attr unit.
20586 * config/i386/sse.md: Set type attribute to sseins for insertq
20589 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20591 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20592 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20593 ssecomi_load_amdfam10, ssecomi_amdfam10,
20594 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20595 define_insn_reservation.
20596 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20598 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20600 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20601 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20602 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20603 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20604 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20605 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20606 define_insn_reservation.
20608 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20609 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20610 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20611 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20612 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20614 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20616 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20617 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20618 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20619 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20620 athlon_ssemul_load_k8): Added amdfam10.
20622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20624 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20625 (x86_sse_unaligned_move_optimal): New variable.
20627 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20629 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20630 for unaligned vector SSE double/single precision loads for AMDFAM10.
20632 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20634 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20635 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20636 Define TARGET_CPU_DEFAULT_amdfam10.
20637 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20638 (processor_type): Add PROCESSOR_AMDFAM10.
20640 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20641 processor_type in config/i386/i386.h.
20642 Enable imul peepholes for TARGET_AMDFAM10.
20644 * config.gcc: Add support for --with-cpu option for amdfam10.
20646 * config/i386/i386.c (amdfam10_cost): New variable.
20647 (m_AMDFAM10): New macro.
20648 (m_ATHLON_K8_AMDFAM10): New macro.
20649 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20650 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20651 x86_promote_QImode, x86_integer_DFmode_moves,
20652 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20653 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20654 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20655 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20656 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20657 Enable/disable for amdfam10.
20658 (override_options): Add amdfam10_cost to processor_target_table.
20659 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20660 processor_alias_table.
20661 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20662 (ix86_adjust_cost): Add code for amdfam10.
20664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20666 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20667 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20668 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20669 * config/i386/i386.h: Add builtin definition for SSE4A.
20670 * config/i386/i386.md: Add support for ABM instructions
20671 (popcnt and lzcnt).
20672 * config/i386/sse.md: Add support for SSE4A instructions
20673 (movntss, movntsd, extrq, insertq).
20674 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20675 Add -march=amdfam10 flag.
20676 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20677 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20679 * doc/extend.texi: Add documentation for SSE4A builtins.
20681 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20683 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20685 2007-02-05 Richard Guenther <rguenther@suse.de>
20687 * tree-vectorizer.h (vectorizable_function): Add argument type
20688 argument, change return type.
20689 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20690 * tree-vect-transform.c (vectorizable_function): Handle extra
20691 argument, return vectorized function decl.
20692 (build_vectorized_function_call): Remove.
20693 (vectorizable_call): Handle calls with result and argument types
20694 differing. Handle loop vectorization factor correctly.
20695 * targhooks.c (default_builtin_vectorized_function): Adjust for
20697 * targhooks.h (default_builtin_vectorized_function): Likewise.
20698 * target.h (builtin_vectorized_function): Add argument type
20700 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20701 extra argument, allow vectorizing of lrintf.
20702 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20703 documentation of target hook.
20705 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20708 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20709 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20710 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20712 2007-02-05 Roger Sayle <roger@eyesopen.com>
20714 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20715 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20716 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20717 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20718 before canonicalizing sincos to cexpi.
20719 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20721 2007-02-05 Roger Sayle <roger@eyesopen.com>
20723 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20724 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20725 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20727 2007-02-05 Roger Sayle <roger@eyesopen.com>
20729 * mips-tfile.c (initialize_init_file): Correct endianness test.
20731 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20733 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20734 the 'y' constraint.
20736 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20738 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20739 saves in a PARALLEL before the register assignments.
20741 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20743 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20744 DWARF_FRAME_RETURN_COLUMN to be a general register.
20745 * dwarf2out.c (init_return_column_size): New function, split from...
20746 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20747 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20748 to be nongeneral registers.
20749 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20751 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20752 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20754 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20756 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20758 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20760 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20761 (remove_path): Use can_remove_branch_p and remove_branch instead
20762 of loop_delete_branch_edge.
20763 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20764 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20765 Update profile using scale_dominated_blocks_in_loop.
20766 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20767 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20768 (can_remove_branch_p, remove_branch): Declare.
20769 * tree-cfg.c (tree_can_remove_branch_p): New function.
20770 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20771 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20772 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20774 2007-02-05 Jan Hubicka <jh@suse.cz>
20776 PR middle-end/30696
20777 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20778 nodes in cgraph, don't remove offline copy of the function.
20780 2007-02-04 Jan Hubicka <jh@suse.cz>
20782 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20783 vectors might cause maybe_lookup_element_for_expr to be called
20784 on non-sra-candidate.
20786 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20788 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20789 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20790 spelling conventions.
20792 2007-02-04 Richard Guenther <rguenther@suse.de>
20794 PR middle-end/30636
20795 * fold-const.c (try_move_mult_to_index): Make sure to not
20796 overflow one dimension of a multi-dimensional array access.
20798 2007-02-04 Jan Hubicka <jh@suse.cz>
20800 * passes.c (init_optimization_passes): Reindent.
20802 2007-02-04 Jan Hubicka <jh@suse.cz>
20803 Eric Botcazou <ebotcazou@adacore.com>
20805 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20806 (execute_fixup_cfg): Break out the abnormal goto code.
20807 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20808 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20809 (optimize_inline_calls): Call make_nonlocal_label_edges.
20811 2007-02-04 Jan Hubicka <jh@suse.cz>
20813 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20814 true when something was changed.
20815 (rename_ssa_copies): When something was changed, do
20816 TODO_remove_unused_locals.
20817 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20818 add TODO_remove_unused_locals when instruction was removed.
20820 2007-02-04 Jan Hubicka <jh@suse.cz>
20822 * ipa-inline.c (try_inline): Improve debug output; work on already
20824 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20825 call try_inline for already inlined edges too when flattening;
20826 inline also functions that make callee growth but overall unit size
20829 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20831 * config/m32c/bitops.md, config/m32c/jump.md,
20832 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20833 config/m32r/m32r.h, config/m32r/m32r.md,
20834 config/m32r/predicates.md, config/m68hc11/larith.asm,
20835 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20836 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
20837 config/mips/mips-protos.h, config/mips/mips.c,
20838 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
20839 config/mn10300/mn10300.h, config/mn10300/predicates.md,
20840 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
20841 spelling conventions.
20843 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
20844 Follow spelling conventions.
20846 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
20848 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
20849 warn about C++0x compatibility.
20851 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20853 * config/h8300/h8300.c, config/h8300/h8300.h,
20854 config/h8300/h8300.md: Follow spelling conventions.
20856 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
20858 PR middle-end/30667
20859 * combine.c (try_combine): Do not substitute source operand
20860 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
20862 2007-02-03 Jan Hubicka <jh@suse.cz>
20864 PR gcov-profile/30650
20865 * value-prof.c (stringop_block_profile): Fix handling of size counter;
20866 do not divide by zero for never executed counters.
20867 (tree_find_values_to_profile): Fix counters.
20868 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
20870 2007-02-03 Ian Lance Taylor <iant@google.com>
20872 * lower-subreg.c (simple_move_operand): New static function,
20873 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
20875 (simple_move): Call simple_move_operand.
20876 (find_decomposable_subregs): Add special handling of MEMs.
20877 (can_decompose_p): Rename from cannot_decompose_p. Reverse
20878 meaning of return value. If we see a hard register, test whether
20879 it can store a word_mode value. Change all callers.
20881 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20883 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
20884 ftrapv insns and expanders.
20885 (subdi3): Change define_expand operand 1 to arith11_operand, and
20886 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
20887 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
20888 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
20891 PR middle-end/30174
20892 * varasm.c (notice_global_symbol): Treat global objects as weak when
20893 flag_shlib is true.
20895 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20897 * emit-rtl.c (dconstpi): Delete.
20898 (dconstsqrt2): New.
20899 (init_emit_once): Delete dconstpi and init dconstsqrt2.
20900 * real.h (dconstpi): Delete.
20901 (dconstsqrt2): New.
20902 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
20903 (fold_builtin_hypot): Likewise.
20905 2007-02-03 Tom Tromey <tromey@redhat.com>
20908 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
20909 -gcoff3, -gxcoff3, -gvms3 implies -dD.
20911 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
20913 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
20914 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
20915 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
20916 config/rs6000/cell.md, config/rs6000/darwin.h,
20917 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
20918 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
20919 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
20920 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
20921 typos. Follow spelling conventions.
20922 * doc/invoke.texi: Follow spelling conventions.
20924 2007-02-03 Roger Sayle <roger@eyesopen.com>
20926 * simplify-rtx.c (simplify_relational_operation_1): Implement some
20927 canonicalization transformations that attempt to simplify integer
20928 constant comparisons to become comparisons against zero.
20930 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20932 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
20934 * fold-const.c (fold_binary): Fix comment typos. Fold complex
20935 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
20937 2007-02-02 Mike Stump <mrs@apple.com>
20939 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
20940 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
20941 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
20942 generate a branch island.
20944 2007-02-02 Bob Wilson <bob.wilson@acm.org>
20946 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
20947 (xtensa_legitimate_address_p): New.
20948 (xtensa_legitimize_address): New.
20949 (xtensa_output_addr_const_extra): New.
20950 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
20952 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
20953 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
20954 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
20955 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
20956 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
20957 (xtensa_legitimize_address): New.
20958 (xtensa_output_addr_const_extra): New.
20960 2007-02-02 Steve Ellcey <sje@cup.hp.com>
20962 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
20964 2007-02-02 Ian Lance Taylor <iant@google.com>
20966 * expmed.c (expand_divmod): Add comment.
20968 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
20970 * emit-rtl.c (renumber_insns): Remove.
20971 * flags.h: Remove the extern for flag_renumber_insns.
20972 * rtl.h: Remove the prototype for renumber_insns.
20973 * toplev.c (flag_renumber_insns): Remove.
20975 2007-02-02 Hui-May Chang <hm.chang@apple.com>
20977 Revert for x86 darwin:
20978 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20980 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20981 code before the following patch under TARGET_MACHO.
20982 (ix86_function_value_regno_p): Likewise.
20984 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20986 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20989 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20992 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20993 loads to general or fp registers. Add comments.
20994 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20996 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20998 * pointer-set.c (insert_aux): Only return insertion slot.
20999 (pointer_set_insert): Adjust.
21000 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21001 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21002 pointer_map_traverse): New.
21003 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21004 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21005 pointer_map_contains, pointer_map_traverse): Declare.
21007 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21009 PR middle-end/30473
21010 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21011 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21013 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21015 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21017 (struct _dep): New type.
21018 (dep_t): New typedef.
21019 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21020 (DEP_STATUS): New access macro. The macro with the same name was
21021 renamed to DEP_LINK_STATUS.
21022 (dep_init): Declare function
21024 (struct _dep_link): New type.
21025 (dep_link_t): New typedef.
21026 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21027 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21028 (DEP_LINK_STATUS): New macro.
21029 (debug_dep_links): New debug function.
21031 (struct _deps_list): New type.
21032 (deps_list_t): New typedef.
21033 (DEPS_LIST_FIRST): New access macro.
21034 (FOR_EACH_DEP_LINK): New cycle macro.
21035 (create_deps_list, free_deps_list, delete_deps_list): Declare
21037 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21038 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21039 (copy_deps_list_change_con): Ditto.
21041 (move_dep_link): Declare function.
21043 (struct _dep_node): New type.
21044 (dep_node_t): New typedef.
21045 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21047 (struct haifa_insn_data.back_deps): New field to hold backward
21048 dependencies of the insn.
21049 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21051 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21052 Change its type to deps_list_t.
21053 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21054 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21055 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21057 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21059 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21061 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21063 (dep_cost): Declare.
21065 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21066 (ds_to_dk, dk_to_ds): New functions.
21068 (init_dep_1): New static function.
21069 (init_dep): New function.
21070 (copy_dep): New static function.
21072 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21074 (detach_dep_link): New static function.
21075 (move_dep_link): New function.
21077 (dep_links_consistent_p, dump_dep_links): New static functions.
21078 (debug_dep_links): New debugging function.
21080 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21082 (alloc_deps_list, init_deps_list): New static functions.
21083 (create_deps_list): New function.
21084 (clear_deps_list): New static function.
21085 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21086 (deps_list_consistent_p, dump_deps_list): New static functions.
21087 (debug_deps_list): New function.
21088 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21090 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21092 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21093 use new scheduler dependencies lists.
21094 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21095 (sched_analyze): Ditto. Initialize dependencies lists.
21096 (add_forw_dep, compute_forward_dependences): Update to use new
21097 scheduler dependencies lists.
21099 (init_dependency_caches): Init deps_obstack.
21100 (free_dependency_caches): Free deps_obstack.
21102 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21103 new scheduler dependencies lists.
21104 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21105 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21107 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21108 Update to use new scheduler dependencies lists.
21109 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21110 (debug_dependencies): Ditto.
21111 (schedule_region): Update comments.
21113 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21114 scheduler dependencies lists.
21115 (schedule_ebb): Update comments.
21117 * rtl.def (DEPS_LIST): Remove.
21119 * lists.c (unused_deps_list): Remove.
21120 (free_list): Update assertions.
21122 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21123 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21125 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21126 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21128 * haifa-sched.c (comments): Update.
21129 (insn_cost1): Remove. Inline the code into insn_cost ().
21130 (insn_cost): Update to use new scheduler dependencies lists. Move
21131 processing of the dependency cost to dep_cost ().
21132 (dep_cost): New function. Use it instead of insn_cost () when
21133 evaluating cost of the dependency. Use compatible interface to
21134 interact with the target.
21135 (priority): Update to use new scheduler dependencies lists.
21136 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21137 with greater number of insns that depend on the insn.
21138 (schedule_insn): Update to use new scheduler dependencies lists. Add
21139 code to free backward dependencies lists. Inline and optimize code
21140 from resolve_dep () - see PR28071.
21141 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21142 lists. Update call to targetm.sched.is_costly_dependence hook.
21144 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21145 scheduler dependencies lists.
21147 (resolve_dep): Remove. Move the logic to schedule_insn ().
21148 (init_h_i_d): Initialize dependencies lists.
21150 (process_insn_depend_be_in_spec): Rename to
21151 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21152 dependencies lists.
21153 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21154 Update to use new scheduler dependencies lists.
21155 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21157 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21158 new scheduler dependencies lists.
21159 (build_intra_loop_deps): Ditto.
21161 * target.h (struct _dep): Declare to use in
21162 gcc_target.sched.is_costly_dependence.
21163 (struct gcc_target.sched.adjust_cost): Fix typo.
21164 (struct gcc_target.sched.is_costly_dependence): Change signature to
21165 use single dep_t parameter instead of an equivalent triad.
21166 (struct gcc_target.sched.adjust_cost_2): Remove.
21168 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21170 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21172 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21174 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21176 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21177 (REG_DEP_TRUE): Document.
21179 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21180 Change signature to correspond to the targetm.sched.adjust_cost hook.
21181 Update use in TARGET_SCHED_ADJUST_COST_2.
21182 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21183 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21184 new scheduler dependencies lists.
21185 (ia64_gen_check): Ditto.
21187 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21188 scheduler dependencies lists.
21190 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21191 signature to correspond to the targetm.sched.is_costly_dependence hook.
21192 (is_costly_group): Update to use new scheduler dependencies lists.
21194 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21195 instead of INSN_COST () macro.
21197 2007-02-01 Ian Lance Taylor <iant@google.com>
21199 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21201 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21203 * pa.md (tp_load): Correct mfctl instruction syntax.
21205 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21207 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21208 altivec_padding_size calculation on AIX. Improve comment, add
21209 assert to verify that it's right.
21211 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21214 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21216 PR inline-asm/28686
21217 * global.c (global_alloc): Add mising initialization of
21220 2007-02-01 Roger Sayle <roger@eyesopen.com>
21222 * alias.c (init_alias_analysis): Correct whitespace.
21223 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21224 partition_hot_cold_basic_blocks): Likewise.
21225 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21226 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21227 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21228 fold_builtin_snprintf_chk, fold_builtin_printf,
21229 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21230 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21231 * cfgcleanup.c (cleanup_cfg): Likewise.
21232 * cfgexpand.c (tree_expand_cfg): Likewise.
21233 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21234 * function.c (get_next_funcdef_no): Likewise.
21235 * gengtype.c (main): Likewise.
21236 * genmodes.c (main): Likewise.
21237 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21238 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21239 * ifcvt.c (noce_emit_move_insn): Likewise.
21240 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21242 * stor-layout.c (get_best_mode): Likewise.
21243 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21244 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21245 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21246 perform_var_substitution, solve_graph): Likewise.
21247 * tree-vrp.c (vrp_finalize): Likewise.
21249 2007-02-01 Ian Lance Taylor <iant@google.com>
21251 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21252 high part of a paradoxical subreg, return a constant zero.
21254 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21256 * toplev.c (lang_dependent_init): Call init_set_costs.
21257 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21259 2007-02-01 Richard Guenther <rguenther@suse.de>
21261 PR middle-end/30656
21262 * fold-const.c (fold_negate_expr): Allow negating a
21263 constant if overflow does not change.
21265 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21267 * doc/c-tree.texi (Expression trees): Improve markup.
21268 * doc/tm.texi (Register Classes, Addressing Modes)
21269 (Floating Point): Fix spacing after abbreviations. Fix some
21272 2007-02-01 Ben Elliston <bje@au.ibm.com>
21274 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21275 * doc/contrib.texi: Likewise.
21276 * doc/install.texi: Likewise.
21278 2007-01-31 Richard Henderson <rth@redhat.com>
21279 Ian Lance Taylor <iant@google.com>
21281 * lower-subreg.c: New file.
21282 * rtl.def (CONCATN): Define.
21283 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21284 pass_lower_subreg2.
21285 * emit-rtl.c (update_reg_offset): New static function, broken out
21286 of gen_rtx_REG_offset.
21287 (gen_rtx_REG_offset): Call update_reg_offset.
21288 (gen_reg_rtx_offset): New function.
21289 * regclass.c: Revert patch of 2006-03-05, restoring
21291 (clear_reg_info_regno): New function.
21292 * dwarf2out.c (concatn_loc_descriptor): New static function.
21293 (loc_descriptor): Handle CONCATN.
21294 * common.opt (fsplit_wide_types): New option.
21295 * opts.c (decode_options): Set flag_split_wide_types when
21297 * timevar.def (TV_LOWER_SUBREG): Define.
21298 * rtl.h (gen_reg_rtx_offset): Declare.
21299 (reg_scan_update): Declare.
21300 * regs.h (clear_reg_info_regno): Declare.
21301 * tree-pass.h (pass_lower_subreg): Declare.
21302 (pass_lower_subreg2): Declare.
21303 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21304 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21305 -fsplit-wide-types.
21306 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21307 * Makefile.in (OBJS-common): Add lower-subreg.o.
21308 (lower-subreg.o): New target.
21310 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21312 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21314 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21317 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21319 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21321 PR middle-end/29335
21322 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21324 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21326 * cfgloop.h: Include vec-prim.h.
21327 (enum li_flags): Remove LI_ONLY_OLD.
21328 (loop_iterator): Changed.
21329 (fel_next, fel_init): Iterate over loop tree.
21330 (FOR_EACH_LOOP_BREAK): New macro.
21331 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21333 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21334 * modulo-sched.c (sms_schedule): Ditto.
21335 * tree-vectorizer.c (vectorize_loops): Ditto.
21336 * doc/loop.texi: Update information on loop numbering and behavior of
21337 FOR_EACH_LOOP wrto new loops.
21338 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21339 add_to_evolution_1): Test nestedness of loops instead of comparing
21341 * tree-chrec.c (chrec_fold_plus_poly_poly,
21342 chrec_fold_multiply_poly_poly, chrec_evaluate,
21343 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21344 reset_evolution_in_loop): Ditto.
21345 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21347 2007-01-31 Dirk Mueller <dmueller@suse.de>
21349 * c-common.c (warn_about_parentheses): Separate warning about
21350 un-parenthized sequence of comparison operators from the one
21351 which is supposed to warn about x <= y <= z.
21353 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21355 * optabs.h (enum optab_index): Add new OTI_isinf.
21356 (isinf_optab): Define corresponding macro.
21357 * optabs.c (init_optabs): Initialize isinf_optab.
21358 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21360 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21361 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21363 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21364 expand_builtin_interclass_mathfn.
21365 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21366 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21367 (fxam<mode>2_i387): New insn pattern.
21368 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21369 built-in functions as x87 inline asm.
21371 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21373 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21375 2007-01-30 Eric Christopher <echristo@apple.com>
21377 * config.gcc: Add geode.
21379 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21381 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21382 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21383 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21384 value-prof.c: Fix comment typos.
21386 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21389 * doc/invoke.texi (Wpointer-arith): Document warning.
21391 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21393 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21394 the list of discrepancies from the draft TR.
21396 2007-01-30 Dirk Mueller <dmueller@suse.de>
21399 * doc/invoke.texi (-Wreturn-type): Update description to
21400 match new behavior.
21402 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21404 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21406 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21408 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21409 to handle optabs that operate on floating point input argument and
21410 output to integer output.
21411 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21412 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21413 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21414 expand_builtin_interclass_mathfn ().
21415 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21416 (ilogbsi2): Remove.
21417 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21418 ilogbl built-in functions as x87 intrinsics.
21420 2007-01-30 Richard Guenther <rguenther@suse.de>
21422 PR middle-end/27657
21423 * dwarf2out.c (reference_to_unused): Query varpool if the
21424 variable was output.
21426 2007-01-30 Richard Guenther <rguenther@suse.de>
21428 PR middle-end/30313
21429 * passes.c (execute_one_pass): Reset in_gimple_form to not
21430 confuse non-unit-at-a-time mode.
21432 2007-01-29 Roger Sayle <roger@eyesopen.com>
21433 Richard Guenther <rguenther@suse.de>
21435 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21436 avoid undefined behaviour on overflow. Use force_fit_type_double
21437 to construct the constant with the specified TREE_OVERFLOW.
21439 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21441 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21442 * config/dfp-bit.h: Ditto.
21444 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21446 * c-decl.c (pop_scope): Replace warnings with call to
21447 warn_for_unused_label.
21448 * c-common.h (warn_for_unused_label): Declare.
21449 * c-common.c (warn_for_unused_label): Define.
21451 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21453 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21456 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21458 * Makefile.in (USER_H): Remove decfloat.h.
21459 * ginclude/decfloat.h: Delete, moving contents to ...
21460 * ginclude/float.h: Add support for decimal floating point,
21461 guarded by __STDC_WANT_DEC_FP__.
21463 2007-01-29 Mike Stump <mrs@apple.com>
21465 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21466 Analysis and Representation to resolve case insensitive conflict.
21467 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21469 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21471 * tree.h (struct tree_memory_tag): Add aliases member.
21472 (MTAG_ALIASES): New macro.
21473 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21474 (add_may_alias): Remove pointer-set. Update for may_aliases being
21476 (mark_aliases_call_clobbered): Update for may_aliases being a
21478 (compute_tag_properties): Ditto.
21479 (create_partition_for): Ditto.
21480 (compute_memory_partitions): Ditto.
21481 (dump_may_aliases_for): Ditto.
21482 (is_aliased_with): Ditto.
21483 (add_may_alias_for_new_tag): Ditto.
21484 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21485 (compute_is_aliased): New function.
21486 (compute_may_aliases): Call compute_is_aliased).
21487 (init_alias_info): Initialize alias_bitmap_obstack.
21488 (union_alias_set_into): New function.
21489 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21490 (have_common_aliases_p): Rewrite to take two bitmaps and use
21492 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21493 Update for bitmaps.
21494 (finalize_ref_all_pointers): Update for add_may_alias changes.
21495 (new_type_alias): Ditto.
21496 * tree-flow-inline.h (may_aliases): Return a bitmap.
21497 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21498 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21499 may_aliases being a bitmap.
21500 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21501 may_aliases now returns a bitmap.
21502 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21504 * tree-ssa-operands.c (add_virtual_operand): Update for
21505 may_aliases being a bitmap.
21507 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21509 PR tree-optimization/30630
21510 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21511 variable as changed.
21513 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21516 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21517 expanded only once even if an error occurs.
21519 2007-01-29 Ben Elliston <bje@au.ibm.com>
21521 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21522 (__gcov_average_profiler): Likewise.
21523 (__gcov_ior_profiler): Likewise.
21524 (__gcov_merge_ior): Likewise.
21526 2007-01-28 Jan Hubicka <jh@suse.cz>
21528 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21529 * value-prof.c (stringop_block_profile): Likewise.
21531 2007-01-28 Jan Hubicka <jh@suse.cz>
21533 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21534 Add variant handling histograms; add wrapper.
21535 (clear_storage_via_libcall): Export.
21536 (emit_block_move_hints): Break out from ...; add histograms.
21537 (emit_block_move): ... this one.
21538 (clear_storage_hints): Break out from ...; add histograms.
21539 (clear_storage): ... this one.
21540 (set_storage_via_memset): Handle histogram.
21541 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21542 (clear_storage_hints, clear_storage_via_libcall): Declare.
21543 (set_storage_via_setmem): Update prototype.
21544 * doc/md.texi (movmem, setmem): Document new arguments.
21546 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21547 Add new histograms.
21548 (stringop_block_profile): New global function.
21549 (tree_stringops_values_to_profile): Profile block size and alignment.
21550 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21552 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21553 (stringop_block_profile): Declare.
21554 * builtins.c: Include value-prof.h.
21555 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21556 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21557 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21558 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21559 * profile.c (instrument_values): Add new counters.
21560 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21562 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21563 (tree_init_edge_profiler): Build new profilers.
21564 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21565 (pass_tree_profile): Add dump.
21566 (tree_profile_hooks): Update.
21567 * Makefile.in (LIBGCOV): Add new constants.
21568 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21569 __gcov_ior_profiler): New.
21570 * i386.md (movmem/setmem expanders): Add new optional arguments.
21572 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21574 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21576 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21578 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21579 (tree_unswitch_single_loop): Pass eni_size_weights to
21580 tree_num_loop_insns.
21581 * tree-ssa-loop-manip.c: Include tree-inline.h.
21582 (can_unroll_loop_p): Pass eni_size_weights to
21583 tree_num_loop_insns.
21584 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21585 Pass eni_size_weights to estimate_num_insns.
21586 * tree.h (init_inline_once): Export.
21587 * toplev.c (backend_init): Call init_inline_once.
21588 * cgraphunit.c (cgraph_process_new_functions,
21589 cgraph_analyze_function): Pass eni_inlining_weights to
21590 estimate_num_insns.
21591 * ipa-inline.c (compute_inline_parameters): Ditto.
21592 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21593 to estimate_num_insns.
21594 (try_unroll_loop_completely): Pass eni_size_weights to
21595 tree_num_loop_insns.
21596 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21597 ot estimate_num_insns.
21598 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21599 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21600 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21601 eni_time_weights): New variables.
21602 (init_inline_once): Initialize them.
21603 (struct eni_data): Mew.
21604 (estimate_num_insns_1, estimate_num_insns): Use weights.
21605 * tree-inline.h (struct eni_weights_d): New.
21606 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21607 (estimate_num_insns): Declaration changed.
21608 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21609 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21610 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21612 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21614 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21615 relations in the conflict function is valid.
21617 2007-01-27 Ian Lance Taylor <iant@google.com>
21619 * common.opt: Add fstrict-overflow.
21620 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21621 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21622 (TYPE_OVERFLOW_UNDEFINED): Define.
21623 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21625 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21626 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21627 (fold_negate_expr): Likewise.
21628 (make_range): Likewise.
21629 (extract_muldiv_1): Likewise.
21630 (maybe_canonicalize_comparison): Likewise.
21631 (fold_comparison): Likewise.
21632 (fold_binary): Likewise.
21633 (tree_expr_nonnegative_p): Likewise.
21634 (tree_expr_nonzero_p): Likewise.
21635 * tree-vrp.c (compare_values): Likewise.
21636 (extract_range_from_binary_expr): Likewise.
21637 (extract_range_from_unary_expr): Likewise.
21638 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21640 (nowrap_type_p): Likewise.
21641 * tree-scalar-evolution.c (simple_iv): Likewise.
21642 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21643 (build_range_check): Likewise.
21644 (extract_muldiv_1): Likewise.
21645 (fold_comparison): Likewise.
21646 * tree-vrp.c (vrp_int_const_binop): Likewise.
21647 (extract_range_from_unary_expr): Likewise.
21648 * convert.c (convert_to_integer): Likewise.
21649 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21650 (fold_comparison): Likewise.
21651 (fold_binary): Likewise.
21652 * optabs.c (optab_for_tree_code): Likewise.
21653 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21654 * simplify-rtx.c (simplify_const_relational_operation): Check
21655 flag_strict_overflow and flag_trapv.
21656 (simplify_const_relational_operation): Likewise.
21657 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21658 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21661 2007-01-27 Roger Sayle <roger@eyesopen.com>
21663 * tree.c (tree_fold_gcd): Delete.
21664 * tree.h (tree_fold_gcd): Remove prototype.
21665 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21666 test whether one constant integer is a multiple of another. Instead
21667 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21668 * fold-const.c (multiple_of_p): We've determined both TOP and
21669 BOTTOM are integer constants so we can call int_const_binop directly
21670 instead of the more generic const_binop.
21672 2007-01-27 Roger Sayle <roger@eyesopen.com>
21674 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21675 1*X check that the constant hasn't overflowed, to preserve the
21677 (round_up): Provide an efficient implementation when rouding-up an
21678 INTEGER_CST to a power-of-two.
21680 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21682 * doc/sourcebuild.texi: Add comma for clarity.
21683 * doc/extend.texi: Fix some typos.
21684 * doc/passes.texi: Likewise.
21685 * doc/cppinternals.texi: Likewise.
21686 * doc/c-tree.texi: Likewise.
21687 * doc/tree-ssa.texi: Likewise.
21688 * doc/install.texi: Likewise.
21690 2007-01-27 Jan Hubicka <jh@suse.cz>
21692 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21693 (pass_sra): Do not require alias information.
21694 * passes.c (init_optimization_passes): Add SRA
21696 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21698 * tracer.c (rest_of_handle_tracer): We already cleaned
21699 up the CFG in tracer() so don't do it here again.
21700 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21701 cleanup_cfg here, either. And don't call renumber_insns.
21703 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21704 and BB_HEAD are in the insn stream here. Instead make sure
21705 that BB_INSN is valid on all insns. Also, do check here that
21706 there are no pending branch predictions...
21707 (rtl_verify_flow_info): ...instead of doing it here. Checks
21708 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21711 2007-01-26 Roger Sayle <roger@eyesopen.com>
21713 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21714 function to simplify/factorize operand order canonicalization.
21715 (ix86_fixup_binary_operands): Reorganize using the above function.
21716 (ix86_binary_operator_ok): Likewise.
21718 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21720 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21721 file scope from optimize_attrs.
21722 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21724 (optimize_attrs): Clear insn_code_values after freeing it.
21726 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21728 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21729 a parts.base assignment.
21731 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21733 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21734 (compute_subscript_distance, initialize_data_dependence_relation,
21735 finalize_ddr_dependent, analyze_ziv_subscript,
21736 analyze_siv_subscript_cst_affine,
21737 compute_overlap_steps_for_affine_univar,
21738 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21739 analyze_siv_subscript, analyze_miv_subscript,
21740 analyze_overlapping_iterations, subscript_dependence_tester_1,
21741 compute_self_dependence, free_dependence_relation): Work
21742 with affine_fn instead of chrecs.
21743 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21744 common_affine_function, affine_function_base,
21745 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21746 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21747 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21748 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21749 (all_chrecs_equal_p): Removed.
21750 * tree-data-ref.h (affine_fn, conflict_function): New types.
21751 (struct subscript): Change type of conflicting_iterations_in_a
21752 and conflicting_iterations_in_b.
21754 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21757 * config/pa/pa.h (TARGET_HPUX_11): New.
21758 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21759 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21761 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21762 Richard Guenther <rguenther@suse.de>
21764 * tree-ssa-structalias.c (solve_graph): Handle case
21765 we merged the variable to another.
21767 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21769 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21772 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21773 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21775 2007-01-25 DJ Delorie <dj@redhat.com>
21777 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21778 allow changes to modes which don't fit in those registers.
21780 * reload1.c (choose_reload_regs): Check for invalid subregs before
21781 computing their locations, not after.
21783 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21786 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21787 save Altivec registers in an eh_return function.
21788 (compute_vrsave_mask): Likewise.
21789 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21790 for saving Altivec registers.
21791 (rs6000_emit_prologue): Don't allocate stack twice in
21792 eh_return function. Correct expected value of altivec_save_offset
21793 when using save_world. Describe save of R0 to stack when using
21794 save_world. Describe stack pointer adjustment when using
21795 save_world. Remove duplicated eh_return parameter register saving.
21796 Update sp_offset variable after save_world.
21797 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21799 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21800 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21803 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21805 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21807 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21810 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21811 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21813 2007-01-25 Richard Guenther <rguenther@suse.de>
21815 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21816 * common.opt (-Wcoverage-mismatch): New warning option.
21817 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21818 if -Wcoverage-mismatch is given.
21820 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21822 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21823 (ipcp_driver): Change to static definition.
21824 Add dumping of the ifunctions.
21825 (constant_val_insert): Remove unused parameter. Support for SSA.
21826 (ipcp_propagate_const): Support for SSA.
21827 (ipcp_profile_bb_print): Print only analyzed nodes.
21828 (ipcp_replace_map_create): Remove support for Fortran constant
21830 * ipa-prop.c (ipa_method_modify_stmt,
21831 ipa_callsite_compute_param): Support for SSA.
21832 * ipa-prop.h (ipcp_driver): Remove declaration.
21833 (IS_VALID_TREE_MAP_INDEX): Add define.
21835 2007-01-24 Geoffrey Keating <geoffk@apple.com>
21837 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
21839 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21841 PR middle-end/30447
21842 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
21843 constant argument to cabs and do it without checking for
21844 -funsafe-math-optimizations.
21846 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
21848 * c-common.h (RID_FIRST_CXX0X): New.
21849 (RID_LAST_CXX0X): New.
21850 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
21852 * c.opt (Wc++0x-compat): New.
21853 * doc/invoke.texi (-Wc++0x-compat): Document.
21855 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21857 * builtins.c (fold_builtin_carg): New.
21858 (fold_builtin_1): Use it.
21860 2007-01-24 Jan Hubicka <jh@suse.cz>
21862 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
21864 * ipa-inline.c (initial_insns, max_insns): Delete.
21865 (compute_max_insns): New function.
21866 (cgraph_decide_inlining_of_small_function): Use it; take minimal
21867 amount of insns as base for code growth.
21868 (cgraph_decide_inlining): Make initial_insns local; do not compute
21870 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
21871 * doc/invoke.texi (inline-unit-growth): Update docs.
21873 2007-01-24 Jakub Jelinek <jakub@redhat.com>
21875 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
21876 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
21877 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
21878 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
21879 for CPUs that have PTA_CX16 set.
21881 PR middle-end/27416
21882 * gimplify.c (omp_check_private): New function.
21883 (gimplify_scan_omp_clauses): Use it for
21884 firstprivate/lastprivate/reduction.
21886 PR middle-end/30494
21887 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
21888 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
21890 PR middle-end/30421
21891 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
21892 If lower_lastprivate_clauses emits some statements, append them
21893 to dlist rather than body_p and to body_p append an initializer.
21894 (lower_omp_for): Adjust caller.
21896 2007-01-24 Steve Ellcey <sje@cup.hp.com>
21898 * target.h (globalize_decl_name): New.
21899 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21900 * output.h (default_globalize_decl_name): New.
21901 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
21903 (globalize_decl): Ditto.
21904 (default_globalize_decl_name): New.
21905 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
21906 (ia64_handle_version_id_attribute): New.
21907 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
21908 (ia64_asm_output_external): Use globalize_decl_name instead
21909 of globalize_label.
21910 * doc/extend.texi (version_id): New pragma.
21911 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
21913 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21915 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
21916 _uleb128_t and _Unwind_SWord with _sleb128_t.
21917 * unwind-dw2.c (extract_cie_info, execute_stack_op,
21918 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
21920 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
21921 * unwind-pe.h (read_uleb128, read_sleb128,
21922 read_encoded_value_with_base): Likewise.
21923 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
21925 2007-01-24 Richard Guenther <rguenther@suse.de>
21927 * builtins.c (expand_builtin_cexpi): Get the fndecl
21928 for cexp in the correct way.
21930 2007-01-24 Jan Hubicka <jh@suse.cz>
21932 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
21935 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21937 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
21938 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
21939 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
21940 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
21941 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
21942 __SIZEOF_PTRDIFF_T__.
21943 * doc/cpp.texi: Documentation for the new builtin macros added.
21945 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
21947 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
21948 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
21949 instead of operands[2] to avoid access past the end of array.
21951 2007-01-24 Richard Sandiford <richard@codesourcery.com>
21953 * reload1.c (emit_reload_insns): Pass the reload register
21954 for a non-spill output reload through forget_old_reloads_1.
21956 2007-01-23 Joseph Myers <joseph@codesourcery.com>
21958 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21959 _SOFT_DOUBLE if doubles use software floating-point.
21960 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
21961 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21962 * config/rs6000/darwin-ldouble.c: Also compile functions for
21963 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
21964 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
21965 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
21966 commented-out long double override.
21967 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
21968 * config/rs6000/eabispe.h: Likewise.
21969 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
21970 long double for non-SPE.
21971 (rs6000_handle_option): Likewise.
21972 (invalid_e500_subreg): Disallow more subregs involding DImode,
21973 DFmode, TImode or TFmode.
21974 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
21976 (legitimate_lo_sum_address_p): Also check for TFmode for E500
21978 (rs6000_legitimize_address): Also handle TFmode for E500 double.
21979 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21981 (rs6000_legitimate_address): Also check for TFmode for E500
21983 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21984 (spe_build_register_parallel): Handle TFmode and TCmode.
21985 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21987 (function_arg): Handle TFmode and TCmode for E500 double.
21988 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21990 (print_operand): Handle TFmode and TImode for %y.
21991 (rs6000_generate_compare): Handle TFmode comparisons for E500
21993 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21994 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21995 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21996 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21997 TFmode for E500 double.
21998 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21999 (floatsidf2): Enable for E500 double.
22000 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22001 (extenddftf2): Change to extenddftf2_fprs.
22002 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22003 depending on TARGET_E500_DOUBLE.
22004 (extendsftf2): Enable for E500 double.
22005 (trunctfdf2): Enable for E500 double.
22006 (trunctfsf2): Change to trunctfsf2_fprs.
22007 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22008 depending on TARGET_E500_DOUBLE.
22009 (floatsitf2): Enable for E500 double.
22010 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22011 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22012 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22013 (negtf2): Change to negtf2_internal.
22014 (negtf2): New expander.
22015 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22016 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22017 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22018 (movdi_internal32): Use rs6000_nonimmediate_operand.
22019 (unnamed splitter): Likewise.
22020 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22021 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22022 (SPE64TF, DITI): New mode macros.
22023 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22026 (frob_<mode>_di_2): New.
22027 (frob_tf_di_8_2): New.
22028 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22030 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22032 (frob_ti_<mode>_8_2): New.
22033 (frob_ti_tf_2): New.
22034 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22035 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22037 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22038 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22039 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22040 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22041 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22042 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22045 2007-01-23 Ian Lance Taylor <iant@google.com>
22047 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22049 (OBJS-archive): Reformat, alphabetize.
22050 (OBJS): Change out_object_file to OBJS-md.
22052 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22054 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22055 JUMP_P and CALL_P predicates where applicable.
22056 * config/i386/i386.c: Ditto.
22057 * config/i386/i386.md: Ditto.
22058 * config/i386/mmx.md: Ditto.
22059 * config/i386/predicates.md: Ditto.
22061 2007-01-22 Andreas Schwab <schwab@suse.de>
22063 * config/m68k/m68k.h: Fix comment.
22065 2007-01-22 Jan Hubicka <jh@suse.cz>
22067 * passes.c (init_optimization_passes): Do not rerun
22068 pass_early_warn_uninitialized.
22070 2007-01-22 Richard Guenther <rguenther@suse.de>
22072 PR tree-optimization/30038
22073 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22075 (execute_cse_sincos_1): Likewise.
22076 (execute_cse_sincos): Likewise.
22077 (gate_cse_sincos): Likewise.
22078 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22079 the cexpi() canonicalization of sincos().
22080 * tree-pass.h (pass_cse_sincos): Declare.
22081 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22083 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22085 PR rtl-optimization/29329
22086 * combine.c (replaced_rhs_insn): Rename to i2mod.
22087 (replaced_rhs_value): Rename to i2mod_new_rhs.
22088 (i2mod_old_rhs): New global variable.
22089 (combine_instructions): Adjust for above change. Save a copy of
22090 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22091 note are substituted in the second instruction.
22092 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22093 ditch the note if it pertains to the second eliminated register
22094 and this register is mentioned in i2mod_old_rhs.
22097 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22099 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22100 the insn to which the note was originally attached.
22102 2007-01-21 Jan Hubicka <jh@suse.cz>
22104 * ipa-inline.c (inlining_mode): Comment, move up.
22105 (cgraph_decide_inlining_incrementally): Do not perform inlining
22106 itself; fix handling of flattening of self recursive functions.
22107 (cgraph_find_cycles): Remove.
22108 (cgraph_flatten_node): Remove.
22109 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22110 (try_inline): New function.
22111 (cgraph_early_inlining): Update call of
22112 cgraph_decide_inlining_incrementally. Apply inlining here.
22113 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22115 2007-01-21 Dirk Mueller <dmueller@suse.de>
22118 * tree-vrp.c (check_array_bounds): do not warn
22119 about ADDR_EXPR's of ARRAY_REF's which are immediately
22120 used in binary expressions.
22122 2007-01-21 Ira Rosen <irar@il.ibm.com>
22124 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22125 read_write_dep and macros for its access.
22126 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22127 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22128 argument, call vect_check_interleaving for every independent pair of
22129 data-refs. Mark loads that access the same memory location as a store
22131 (vect_check_dependences): Remove.
22132 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22133 call, fix the call to vect_analyze_data_ref_dependence.
22134 (vect_analyze_data_ref_access): For statements that access the same
22135 data-ref, check that they are not stores; for loads, check that there
22136 is no store that access the same location.
22138 2007-01-20 Roger Sayle <roger@eyesopen.com>
22139 Joseph Myers <joseph@codesourcery.com>
22141 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22142 (-fdump-rtl-stack): Likewise.
22143 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22144 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22145 (-mpt-fixed): Use @minus{} for minus sign.
22146 (Using Precompiled Headers): Fix under/overfull hbox.
22148 2007-01-20 Jan Hubicka <jh@suse.cz>
22150 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22151 place within annotation.
22153 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22155 * pa.c (output_move_double): Change array size of xoperands to 4.
22157 2007-01-20 Jan Hubicka <jh@suse.cz>
22159 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22162 2007-01-19 Ian Lance Taylor <iant@google.com>
22164 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22165 constant to unsigned HOST_WIDE_INT before negating.
22167 2007-01-19 Ian Lance Taylor <iant@google.com>
22169 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22171 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22172 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22173 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22174 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22175 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22176 (realloc_vdef, realloc_vuse): Change second parameter to
22178 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22179 fields to unsigned.
22180 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22181 unsigned. Change x and lim locals to unsigned.
22182 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22184 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22185 (copy_virtual_operands): Change i and n locals to unsigned.
22187 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22189 PR middle-end/29335
22190 * builtins.c (fold_builtin_1): Handle builtin fdim.
22192 2007-01-20 Jan Hubicka <jh@suse.cz>
22194 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22195 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22196 init_alias_heapvars.
22197 (init_alias_heapvars): Initialize only when not already initialized.
22198 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22200 2007-01-19 Roger Sayle <roger@eyesopen.com>
22202 * common.opt (fsigned-zeros): New command line option.
22203 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22204 of flag_unsafe_math_optimizations.
22205 * opts.c (set_fast_math_flags): The -ffast-math command line option
22206 implies -fno-signed-zeros.
22207 (fast_math_flags_set_p): Likewise.
22209 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22210 the documentation of -ffast-math appropriately. Wrap long lines.
22212 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22214 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22215 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22217 2007-01-19 Tomas Bily <tbily@suse.cz>
22219 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22221 (tree_init_ic_make_global_vars): New function
22222 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22223 (tree_gen_ic_profiler): New function
22224 (tree_gen_ic_func_profiler): New function
22225 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22226 (tree_profile_hooks): Added hook for indirec/virtual calls
22227 * value-prof.c (tree_find_values_to_profile): New case for
22229 (tree_values_to_profile): Call for determining indirect/virtual
22231 (tree_indirect_call_to_profile): New function
22232 (tree_ic_transform): New function
22233 (tree_ic): New function
22234 (find_func_by_pid): New function
22235 (init_pid_map): New function
22236 (tree_value_profile_transformations): Added check for
22237 indirect/virtual call transformation
22238 * value-prof.h (enum hist_type): New counter type for
22239 indirect/virtual calls
22240 (profile_hooks): Added new hook for profiling indirect/virtual
22242 * profile.c (instrument_values): New case for indirect/virtual
22244 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22245 (GCOV_COUNTER_V_INDIR): New counter type
22246 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22247 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22249 * cgraph.c: Definition of cgraph_max_pid
22250 (cgraph_create_node): Default init of pid attribute
22251 * cgraph.h: Declaration of cgraph_max_pid
22252 (struct cgraph_node): Added pid attribute
22253 * libgcov.c (__gcov_indirect_call_profiler): New function
22254 (__gcov_one_value_profiler_body): New function
22255 (__gcov_one_value_profiler): Body was moved to
22256 __gcov_one_value_profiler_body and calls it
22258 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22260 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22261 * gengtype.c (write_types_data, write_func_for_structure,
22262 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22263 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22264 (walk_type, write_func_for_structure): Generate the mark_hook if
22267 2007-01-19 Jan Hubicka <jh@suse.cz>
22269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22270 'early' argument take inlining mode argument specifying whether to
22271 inline for size/speeed or all functions; add support for flattening;
22273 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22275 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22278 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22279 the name of the declared identifier.
22281 2007-01-19 Dirk Mueller <dmueller@suse.de>
22283 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22284 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22285 duplicate evaluation.
22287 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22289 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22290 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22291 to XFMode, use acosxf2 and truncate result to requested mode.
22292 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22293 (asin<mode>2): Similarly, with asin expanders.
22294 (*fscalexf4_i387): Rename from *fscalexf4.
22295 (expNcorexf3): New expander.
22296 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22297 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22298 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22299 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22300 patterns for SSE math.
22301 (exp10<mode>2): Similarly, with exp10 expanders.
22302 (exp2<mode>2): Similarly, with exp2 expanders.
22303 (expm1<mode>2): Similarly, with expm1 expanders.
22304 (ldexp<mode>3): Similarly, with ldexp expanders.
22305 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22306 Use gen_truncxf<mode>2_i387_noop to truncate result.
22308 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22310 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22311 for ColdFire targets.
22313 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22314 Richard Sandiford <richard@codesourcery.com>
22316 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22317 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22318 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22319 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22320 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22321 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22323 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22325 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22326 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22327 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22328 (*adddi_dilshr32_cf): New pattern.
22329 (adddi3, subdi3): Remove first alternatives.
22331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22333 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22334 implemented using move.l, do not use its cc result for floating-point
22337 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22339 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22340 from accepting 's' constraints if flag_pic.
22342 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22344 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22345 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22346 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22347 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22349 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22351 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22352 ColdFire alternatives.
22353 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22354 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22355 architectures that support ff1 instruction.
22357 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22358 Julian Brown <julian@codesourcery.com>
22360 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22361 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22362 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22367 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22369 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22370 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22371 HOST_WIDE_INT instead of an rtx.
22372 (m68k_rtx_costs): Update call accordingly.
22373 (output_move_const_into_data_reg): Likewise. Fix formatting.
22374 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22376 (output_move_simode_const): Update calls after above changes.
22377 Rework to use automatic variables and predicates like MEM_P.
22378 * config/m68k/m68k.md (pushexthisi_const): Update call to
22381 2007-01-19 Dirk Mueller <dmueller@suse.de>
22383 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22384 in dump_flags test.
22386 2007-01-19 Richard Guenther <rguenther@suse.de>
22388 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22389 via cexp in case sincos is not available.
22391 2007-01-19 Richard Guenther <rguenther@suse.de>
22393 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22394 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22395 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22396 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22397 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22398 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22399 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22400 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22402 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22404 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22406 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22407 (atan2xf3): Directly generate RTL pattern.
22408 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22409 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22410 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22411 disable patterns for SSE math.
22412 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22413 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22414 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22415 disable patterns for SSE math.
22417 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22419 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22421 2007-01-18 Roger Sayle <roger@eyesopen.com>
22423 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22424 VIEW_CONVERT_EXPR to the same type as it's operand.
22426 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22428 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22429 configured for long double 128.
22431 2007-01-18 Mike Stump <mrs@apple.com>
22433 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22436 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22438 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22441 2007-01-18 Jan Hubicka <jh@suse.cz>
22443 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22444 greater than NUM_VOP_FREE_BUCKETS.
22446 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22448 * tree-ssa-structalias.c: Update comments.
22449 (ptabitmap_obstack): Removed.
22450 (pta_obstack): New.
22451 (oldpta_obstack): Ditto.
22452 (stats): Add a few members.
22453 (struct variable_info): Remove node, complex, address_taken, and
22454 indirect_target members. Add oldsolution member.
22455 (new_var_info): Do not initialize removed members.
22456 (constraint_expr_type): Remove INCLUDES.
22457 (constraint_graph): Add size, implicit_preds, rep,
22458 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22459 (FIRST_REF_NODE): New macro.
22460 (LAST_REF_NODE): Ditto.
22461 (FIRST_ADDR_NODE): Ditto.
22462 (find): New function.
22464 (dump_constraint): Do not handle INCLUDES.
22465 (insert_into_complex): Do not insert duplicate constraints.
22466 (condense_varmap_nodes): Renamed and rewritten into ...
22467 (merge_node_constraints): This. Also fix bug in handling of
22468 offseted copy constraints.
22469 (clear_edges_for_node): No longer need to deal with preds at all,
22470 or removing associated preds/succs.
22471 (merge_graph_nodes): Deal with indirect_cycles.
22472 Don't deal with predecessors.
22473 (add_implicit_graph_edge): New function.
22474 (add_pred_graph_edge): Ditto.
22475 (add_graph_edge): Don't deal with predecessors.
22476 (build_constraint_graph): Removed.
22477 (build_pred_graph): New function.
22478 (build_succ_graph): Ditto.
22479 (struct scc_info): Removed in_component. Added roots, dfs, and
22480 node_mapping. Remove visited_index, unification_queue.
22481 (scc_visit): Deal with union-find we do now.
22482 Deal with cycles with REF nodes.
22483 (collapse_nodes): Renamed and rewritten to ...
22484 (unify_nodes): This.
22485 (process_unification_queue): Removed.
22486 (topo_visit): Cleanup
22487 (do_da_constraint): Use find.
22488 (do_sd_constraint): Ditto.
22489 (do_ds_constraint): Ditto.
22490 (do_complex_constraint): Ditto.
22491 (init_scc_info): Update for removed and added members.
22492 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22493 (find_indirect_cycles): This.
22494 (equivalence_class): New variable.
22495 (label_visit): New function.
22496 (perform_variable_substitution): Rewritten.
22497 (free_var_substitution_info): New function.
22498 (find_equivalent_node): Ditto.
22499 (move_complex_constraints): Ditto.
22500 (eliminate_indirect_cycles): Ditto.
22501 (solve_graph): Only propagate changed bits.
22502 Use indirect cycle elimination.
22504 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22505 (tree_id_eq): Renamed to ...
22506 (tree_vi_eq): This. Update for member change
22507 (insert_id_for_tree): Renamed and rewritten to ...
22508 (insert_vi_for_tree): This.
22509 (lookup_id_for_tree): Renamed and rewritten to ...
22510 (lookup_vi_for_tree): This.
22511 (get_id_for_tree): Renamed and rewritten to ...
22512 (get_vi_for_tree): Ditto.
22513 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22514 (process_constraint): Don't handle INCLUDES.
22515 Remove special ADDRESSOF case.
22516 (find_func_aliases): Rewrite to use vi functions instead of id
22518 (create_function_info_for): Ditto.
22519 (create_variable_info_for): Ditto.
22520 (intra_create_variable_infos): Ditto.
22521 (merge_smts_into): Ditto.
22522 (find_what_p_points_to): Ditto.
22523 (init_base_vars): Ditto.
22524 (init_alias_vars): Ditto.
22525 (remove_preds_and_fake_succs): New function.
22526 (dump_sa_points_to_info): Dump new stats.
22527 (dump_solution_for_var): Use find.
22528 (set_used_smts): Fix formatting.
22529 (compute_points_to_sets): Updated for new functions.
22530 (ipa_pta_execute): Ditto.
22532 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22533 Richard Sandiford <richard@codesourcery.com>
22535 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22537 * calls.c (expand_call): If the return value is a PARALLEL,
22538 extract its first member.
22539 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22540 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22541 use FUNCTION_EXTRA_EPILOGUE.
22542 (m68k_function_value): Return a PARALLEL if the return value
22543 is of a pointer type.
22544 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22545 (FUNCTION_EXTRA_EPILOGUE): Remove.
22546 * config/m68k/m68k.md (D0_REG): New constant.
22548 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22550 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22551 output a NOP for empty epilogues.
22553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22555 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22556 before function. Extend register save check to include all
22557 registers, not just integer ones.
22559 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22561 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22562 (m68k_use_return_insn): ...this.
22563 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22564 * config/m68k/m68k.c (use_return_insn): Rename to...
22565 (m68k_use_return_insn): ...this.
22566 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22567 of USE_RETURN_INSN.
22569 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22571 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22572 nearest even, fix denormal rounding overflow.
22574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22576 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22577 f%$smove and f%$move.
22578 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22579 (extendsfdf2_cf): Use fdmove instead of f%&move.
22580 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22581 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22585 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22590 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22591 (coldfire_single_format): Declare.
22592 (coldfire_double_format): Likewise.
22593 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22594 of qnan_msb_set to determine the lower bits of a canonical
22596 (encode_ieee_double): Likewise.
22597 (encode_ieee_quad): Likewise.
22598 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22599 (mips_single_format): Likewise.
22600 (ieee_double_format): Likewise.
22601 (mips_double_format): Likewise.
22602 (ieee_extended_motorola_format): Likewise.
22603 (ieee_extended_intel_96_format): Likewise.
22604 (ieee_extended_intel_128_format): Likewise.
22605 (ieee_extended_intel_96_round_53_format): Likewise.
22606 (ibm_extended_format): Likewise.
22607 (mips_extended_format): Likewise.
22608 (ieee_quad_format): Likewise.
22609 (mips_quad_format): Likewise.
22610 (vax_f_format): Likewise.
22611 (vax_d_format): Likewise.
22612 (vax_g_format): Likewise.
22613 (i370_single_format): Likewise.
22614 (i370_double_format): Likewise.
22615 (decimal_single_format): Likewise.
22616 (decimal_double_format): Likewise.
22617 (decimal_quad_format): Likewise.
22618 (c4x_single_format): Likewise.
22619 (c4x_extended_format): Likewise.
22620 (real_internal_format): Likewise.
22621 (coldfire_single_format): New real_format.
22622 (coldfire_double_format): Likewise.
22623 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22624 canonical_nan_lsbs_set.
22625 (pdp11_d_format): Likewise.
22626 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22627 if TARGET_COLDFIRE_CPU.
22629 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22631 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22632 (output_call, m68k_legitimize_call_address): Declare.
22633 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22634 parenthesees. Add support for a 'W' constraint.
22635 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22636 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22637 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22638 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22640 (override_options): Initialize them. Do not set flag_no_function_cse
22641 for TARGET_ID_SHARED_LIBRARY.
22642 (m68k_output_pic_call): Delete.
22643 (m68k_legitimize_call_address): New function.
22644 (print_operand): Remove the %o prefix. Handle the %p prefix.
22645 (output_call): New function.
22646 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22647 target address from the GOT if symbolic jumps are not allowed.
22648 * config/m68k/m68k.md (call, general_operand): Do not set
22649 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22650 Merge separate flag_pic and !flag_pic define_insns into...
22651 (*call, *call_value): ...these new patterns. Match the address
22652 rather than the containing MEM and require it to be a call_operand.
22653 Use output_call to generate the asm template.
22654 * config/m68k/predicates.md (const_call_operand): New predicate.
22655 (call_operand): Likewise.
22657 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22659 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22660 (STACK_GROWS_DOWNWARD): Define to 1.
22661 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22662 comments, emphasizing that these values are only defaults.
22663 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22664 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22666 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22668 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22670 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22671 Richard Sandiford <richard@codesourcery.com>
22673 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22674 (FP_REGNO_P): New macros.
22675 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22676 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22677 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22678 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22680 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22682 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22683 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22685 * config/m68k/t-floatlib: New file, extracting common code from...
22686 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22687 * config/m68k/t-uclinux: Here.
22688 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22689 routines on ColdFire targets.
22691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22693 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22694 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22695 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22696 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22697 explicitly set MOTOROLA to 1.
22698 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22700 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22701 Nathan Sidwell <nathan@codesourcery.com>
22703 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22704 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22705 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22706 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22707 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22708 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22709 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22710 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22711 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22712 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22713 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22714 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22715 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22716 (DBX_REGISTER_NUMBER): Delete.
22717 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22718 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22719 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22723 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22724 * config/flat.h: New file.
22725 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22726 OBJECT_FORMAT_FLAT.
22727 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22728 indirect references for -msep-data or -mid-shared-library.
22729 Do not use PC-relative code addresses either.
22730 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22732 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22733 for shared libraries and crt1.o for executables. Use crti.o and
22735 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22736 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22737 Do not add -elf2flt or -shared-lib-id options here.
22738 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22739 Pass -shared-lib-id if -mid-shared-library, taking the library
22740 identifier from -mshared-library-id if given, otherwise
22742 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22743 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22744 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22745 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22746 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22747 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22749 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22750 jump sequence for ISA A and ISA A+.
22751 (PICJUMP): Likewise.
22753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22755 * config.gcc (m68k-*-uclinux*): Base the port on the common
22756 and m68k GNU/Linux files rather than on the generic ELF ones.
22757 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22758 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22760 2007-01-18 Julian Brown <julian@codesourcery.com>
22761 Richard Sandiford <richard@codesourcery.com>
22763 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22764 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22765 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22767 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22768 80 unconditionally.
22769 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22773 * doc/install.texi: Document m68k-uclinuxoldabi.
22774 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22775 * config/m68k/uclinux-oldabi.h: New file, copied from
22776 config/m68k/uclinux.h.
22778 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22780 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22781 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22782 (m32r_compute_frame_size): Use unsigned for regno.
22783 (m32r_reload_lr): Use gen_frame_mem.
22785 (m32r_output_function_epilogue): Don't output the function epilogue
22787 (m32r_expand_epilogue): New.
22788 (direct_return): Return false if the function has the interrupt
22790 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22791 * config/m32r/m32r.md (epilogue): New expander.
22792 (return_lr, return_rte): New insns.
22793 (return): Make it expander.
22794 (return_normal): New expander.
22796 2007-01-18 Josh Conner <jconner@apple.com>
22799 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22800 support for UNLE, UNLT, UNGE, and UNGT.
22802 2007-01-18 Jan Hubicka <jh@suse.cz>
22804 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22805 * tree-tailcall (add_virtual_phis): Likewise.
22806 (optimize_tail_call): Return TODOs.
22807 (execute_tail_calls): Return TODOs.
22808 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22809 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22811 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22812 Cleanup cfg using TODO.
22813 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22814 * passes.c (execute_function_todo): When cleanup did something, remove
22816 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22817 (make_edges): Don't cleanup_cfg.
22819 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22821 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22822 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22823 operate on the top of stack.
22824 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22825 register handling of instructions that output to the second
22827 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22828 (move_for_stack_reg): Special-case check for dead destination
22829 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22831 * config/i386/i386.md (UNSPEC_TAN): New constant.
22832 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22833 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
22834 to correctly model move of constant 1.0 to top stack slot.
22835 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
22836 (unnamed peephole2 pattern): Remove corresponding peephole2
22837 pattern that optimizes tan insn and loading of constant 1.0.
22838 (tanxf2): Use fptanxf4_i387.
22839 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
22840 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
22841 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22842 disable patterns for SSE math.
22843 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
22844 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
22846 2007-01-18 Dirk Mueller <dmueller@suse.de>
22847 Richard Guenther <rguenther@suse.de>
22850 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
22851 * common.opt (Warray-bounds): Add new warning option.
22852 * c-opts.c (c_common_handle_option): Define -Warray-bounds
22854 * Makefile.in: make tree-vrp.o depend on toplev.h
22855 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
22857 (check_array_refs, check_array_bounds, check_array_ref): New.
22859 2007-01-18 Jan Hubicka <jh@suse.cz>
22861 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
22862 (execute_ssa_ccp): Return flags conditionally.
22863 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
22865 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
22867 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
22869 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
22870 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
22872 * Makefile.c (GTFILES): Add cfglayout.h.
22873 * gengtype.c (open_base_files): Likewise.
22874 * cfglayout.c (cfg_layout_function_footer,
22875 cfg_layout_function_header) Reindent to make gengtype happy.
22876 * cfglayout.h (cfg_layout_function_footer,
22877 cfg_layout_function_header): Add GTY(()) marker.
22879 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
22881 2007-01-18 Ben Elliston <bje@au.ibm.com>
22883 * genautomata.c (write_automata): Include xstrerror output in the
22884 error message if writing the DFA description file fails.
22886 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
22888 * config/mips/mips-protos.h (mips_output_external): Make it
22890 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
22891 * config/mips/mips.c (irix_output_external_libcall): Likewise.
22892 (extern_list): Likewise.
22893 (extern_head): Likewise.
22894 (TARGET_ASM_FILE_END): Likewise.
22895 (mips_file_end): Likewise.
22896 (mips_output_external): Rewritten.
22898 2007-01-18 Ben Elliston <bje@au.ibm.com>
22900 * genpreds.c (write_insn_preds_c): Only write out the function
22901 body for regclass_for_constraint if we have register constraints.
22903 2007-01-17 Tom Tromey <tromey@redhat.com>
22905 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
22906 * doc/install.texi (Testing): Use sourceware.org.
22907 (Binaries): Likewise.
22908 (Specific): Likewise.
22909 * doc/contrib.texi (Contributors): Use sourceware.org.
22911 2007-01-17 Anatoly Sokolov <aesok@post.ru>
22913 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
22914 (AVR_ENHANCED): Rename to ...
22915 (AVR_HAVE_MUL): ... new.
22916 (avr_enhanced_p): Rename to ...
22917 (avr_have_mul_p): ... new.
22918 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22919 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
22920 * config/avr/avr.c (avr_enhanced_p): Rename to ...
22921 (avr_have_mul_p): ... new.
22922 (base_arch_s): Rename 'enhanced' to 'have_mul'.
22923 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
22924 'avr_enhanced_p' and 'enhanced'.
22925 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
22926 AVR_HAVE_MUL instead of AVR_ENHANCED.
22927 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22928 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
22929 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
22930 instead of AVR_ENHANCED.
22931 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
22932 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
22933 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
22935 2007-01-17 Ian Lance Taylor <iant@google.com>
22937 * vec.h (VEC_reserve_exact): Define.
22938 (vec_gc_p_reserve_exact): Declare.
22939 (vec_gc_o_reserve_exact): Declare.
22940 (vec_heap_p_reserve_exact): Declare.
22941 (vec_heap_o_reserve_exact): Declare.
22942 (VEC_OP (T,A,reserve_exact)): New static inline function, three
22944 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
22945 negative parameter.
22946 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
22947 (VEC_OP (T,A,copy)) [all versions]: Likewise.
22948 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
22949 * vec.c (calculate_allocation): Add exact parameter. Change all
22951 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
22952 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
22953 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
22954 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
22955 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
22956 (vec_heap_p_reserve_exact): New function.
22957 (vec_heap_o_reserve_exact): New function.
22959 2007-01-17 Jan Hubicka <jh@suse.cz>
22961 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
22963 2007-01-17 Eric Christopher <echristo@apple.com>
22965 * config.gcc: Support core2 processor.
22967 2007-01-16 Jan Hubicka <jh@suse.cz>
22969 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
22970 the names, just unlink the chain so we don't crash on dangling
22974 2007-01-16 Jan Hubicka <jh@suse.cz>
22976 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
22977 * tree-pass.h: Reorder to make IPA passes appear toegher.
22978 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22980 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22981 parameters, do not call early inliner.
22982 * ipa-inline.c: Update comments. Include tree-flow.h
22983 (cgraph_decide_inlining): Do not compute inlining parameters.
22984 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22985 be called with function context set up.
22986 (pass_ipa_inline): Remove unreachable functions before pass.
22987 (cgraph_early_inlining): Simplify assuming to be called from the
22989 (pass_early_inline): New pass.
22990 (cgraph_gate_ipa_early_inlining): New gate.
22991 (pass_ipa_early_inline): Turn into simple wrapper.
22992 (compute_inline_parameters): New function.
22993 (gate_inline_passes): New gate.
22994 (pass_inline_parameters): New pass.
22995 (apply_inline): Move here from tree-optimize.c
22996 (pass_apply_inline): New pass.
22997 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22999 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23000 doing them by hand.
23001 (tree_function_versioning): Do not allocate dummy struct function.
23002 * tree-inline.h (optimize_inline_calls): Update prototype.
23003 * tree-optimize.c (execute_fixup_cfg): Export.
23004 (pass_fixup_cfg): Remove
23005 (tree_rest_of_compilation): Do not apply inlines.
23006 * tree-flow.h (execute_fixup_cfg): Declare.
23007 * Makefile.in (gt-passes.c): New.
23008 * passes.c: Include gt-passes.h
23009 (init_optimization_passes): New passes.
23010 (nnodes, order): New static vars.
23011 (do_per_function_toporder): New function.
23012 (execute_one_pass): Dump current pass here.
23013 (execute_ipa_pass_list): Don't dump current pass here.
23015 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23017 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23018 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23020 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23022 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23023 (strong_alias): Define.
23024 (__gcc_qmul): Provide non-FMA for soft-float.
23025 (__gcc_qdiv): Same.
23030 (__gcc_qunord): New.
23040 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23041 soft-float functions.
23042 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23043 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23044 about long double soft float.
23046 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23047 Tehila Meyzels <tehila@il.ibm.com>
23049 * tree-vectorizer.h (is_pattern_stmt_p): New.
23050 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23051 formatting (tabs instead of spaces). Cleanup and clarify setting
23052 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23053 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23054 (vectorizable_type_demotion): Check that types are integral.
23055 (vectorizable_type_promotion): Likewise.
23056 (vectorizable_store): Fix typo. Eliminate new-line at end of
23059 2007-01-16 Jan Hubicka <jh@suse.cz>
23061 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23064 2007-01-15 Eric Christopher <echristo@apple.com>
23066 * ifcvt.c: Include vec.h, vecprim.h.
23067 (check_cond_move_block): New argument regs.
23068 Reorganize. Add registers used to regs.
23069 (cond_move_process_if_block): Use regs set above as
23072 2007-01-15 Eric Christopher <echristo@apple.com>
23074 * config/darwin.h: Update copyright.
23075 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23076 (LINK_COMMAND_SPEC): Add -u.
23077 (LINK_SPEC): Fix umbrella for above.
23079 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23081 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23084 2007-01-15 Tom Tromey <tromey@redhat.com>
23086 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23087 * doc/install.texi (Testing): Don't mention jacks.
23088 (Configuration): Document --enable-java-maintainer-mode. Move
23089 --with-java-home to libgcj-specific section. Document
23091 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23093 2007-01-15 Jan Hubicka <jh@suse.cz>
23095 * tree-ssa-dce.c (DCE_TODOs): New.
23096 (propagate_necessity): Return if something changed.
23097 (eliminate_unnecessary_stmts): Likewise.
23098 (perform_tree_ssa_dce): Return TODO flags when needed.
23099 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23101 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23103 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23104 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23105 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23106 patterns using X87MODEF12 mode macro. Extend operand 1
23107 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23108 (log10<mode>2): Ditto.
23109 (log2<mode>2): Ditto.
23110 (log1p<mode>2): Ditto.
23111 (logb<mode>2): Ditto.
23112 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23113 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23114 (*fxtractxf3_i387): Rename from *fxtractxf3.
23115 (fxtract_extend<mode>xf3_i387): New insn pattern.
23116 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23117 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23118 and gen_fyl2xxf3_i387().
23120 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23122 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23123 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23124 get_loop_exit_edges. Changed return type to bool.
23125 * cfgloop.h (fix_loop_placement): Declaration removed.
23127 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23129 * param.h (MIN_VECT_LOOP_BOUND): New.
23130 * params.def (MIN_VECT_LOOP_BOUND): New.
23131 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23132 argument - minimum threshold for number of iterations.
23133 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23134 argument to declaration.
23135 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23136 MIN_VECT_LOOP_BOUND.
23137 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23138 slpeel_tree_peel_loop_to_edge with additional argument.
23139 (vect_do_peeling_for_alignment): Likewise.
23140 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23142 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23145 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23146 operands of size 1.
23148 2007-01-14 Jan Hubicka <jh@suse.cz>
23150 * tree-dfa.c (remove_referenced_var): New function.
23151 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23152 prune referenced vars list too.
23153 * tree-flow.h (remove_referenced_var): Declare.
23155 2007-01-14 Jan Hubicka <jh@suse.cz>
23157 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23159 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23160 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23161 * except.h (verify_eh_throw_table_statements): Kill prototype.
23162 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23163 into call exrepssions.
23164 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23166 * tree-cfg.c: Include pointer-set.h.
23167 (verify_node_sharing): Work on pointer set.
23168 (verify_eh_throw_stmt_node): New.
23169 (verify_stmts): Use pointers sets, verify throw_stmt.
23171 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23173 * ipa-reference.c (analyze_function): Consider also addresses taken
23176 2007-01-12 Roger Sayle <roger@eyesopen.com>
23178 * c-typeck.c (null_pointer_constant_p): Replace use of
23179 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23180 (build_c_cast): Likewise.
23182 2007-01-12 Roger Sayle <roger@eyesopen.com>
23184 * tree.h (force_fit_type_double): Remove unused final argument.
23185 * c-common.c (constant_expression_warning): Replace use of
23186 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23187 (convert_and_check): Likewise.
23188 (shorten_compare): Update call to force_fit_type_double.
23189 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23190 * convert.c (convert_to_pointer): Update call to
23191 force_fit_type_double.
23192 * fold-const.c (force_fit_type_double): Remove overflowed_const
23194 (int_const_binop, fold_convert_const_int_from_int,
23195 fold_convert_const_int_from_real, fold_div_compare,
23196 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23197 fold_abs_const, fold_not_const): Remove the final argument from
23198 calls to force_fit_type_double.
23200 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23202 * configure.ac: Set insn to "nop" for spu-*-* also.
23203 * configure: Regenerate.
23205 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23207 * builtins.def : Add BUILT_IN_FREE.
23209 2007-01-12 Jan Hubicka <jh@suse.cz>
23211 PR tree-optimization/30443
23212 * tree-inline.c (tree_function_versioning): Do not optimize when
23213 cloning for inlining.
23215 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23217 * doc/loop.texi: Document recording of loop exits.
23218 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23219 (update_single_exits_after_duplication,
23220 update_single_exit_for_duplicated_loop,
23221 update_single_exit_for_duplicated_loops): Removed.
23222 (duplicate_loop_to_header_edge): Do not call
23223 update_single_exits_after_duplication and
23224 update_single_exit_for_duplicated_loops.
23225 (loop_version): Do not update single_exit information.
23226 (fix_loop_structure): Use record_loop_exits instead of
23227 mark_single_exit_loops.
23228 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23229 the lists of loop exits.
23230 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23231 split_edge, merge_blocks): Update the lists of loop exits.
23232 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23233 loop_optimizer_init.
23234 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23235 of mark_single_exit_loops.
23236 (loop_optimizer_finalize): Call release_recorded_exits.
23237 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23238 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23239 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23240 update single exit information.
23241 * lambda-code.c (perfect_nestify): Ditto.
23242 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23243 (mark_single_exit_loops): Removed.
23244 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23245 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23246 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23248 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23249 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23250 (verify_loop_structure): Verify consistency of the exit lists.
23251 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23252 (set_single_exit): Removed.
23253 * cfgloop.h (struct loop_exit): New function.
23254 (struct loop): single_exit_ field replaced by exits field.
23255 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23256 LOOPS_HAVE_RECORDED_EXITS.
23257 (struct loops): Added exits hash.
23258 (mark_single_exit_loops, set_single_exit): Declaration removed.
23259 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23263 * doc/invoke.texi: Avoid use of @headitem.
23265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23267 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23271 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23274 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23275 Richard Sandiford <richard@codesourcery.com>
23277 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23278 * config/m68k/m68k.opt: Resort options.
23279 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23281 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23282 Richard Sandiford <richard@codesourcery.com>
23284 * doc/invoke.texi: Document the macros that are defined by
23285 m68k's -mtune and -mhard-float options.
23286 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23287 (m68k_cpp_cpu_family): Likewise.
23288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23289 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23290 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23291 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23292 (m68k_cpp_cpu_family): Likewise.
23294 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23297 macros besides mc68000 as tuning macros. Use a switch statement
23298 to set them and mcpu32.
23300 2007-01-12 Julian Brown <julian@codesourcery.com>
23302 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23303 (TARGET_68040_ONLY): Rename to...
23304 (TARGET_68040): ...this.
23305 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23306 * config/m68k/m68k.md: Likewise.
23308 2007-01-12 Julian Brown <julian@codesourcery.com>
23309 Nathan Sidwell <nathan@codesourcery.com>
23310 Richard Sandiford <richard@codesourcery.com>
23312 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23313 the -mcpu= argument associated with the --with-cpu setting.
23314 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23315 if different from the one implied by the -mcpu setting.
23316 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23317 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23318 * doc/invoke.texi: Mention ColdFire in the introduction to the
23319 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23320 -mno-div and -mhard-float options. Make -m68881 a synonym for
23321 -mhard-float. Document the previously-undocumented -m5206e,
23322 -m528x, -m5307 and -m5407 options. Tweak the existing option
23323 documentation for consistency.
23324 * doc/install.texi: Mention new --with-cpu arguments.
23325 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23326 default CPU if neither -mcpu nor -march are specified.
23327 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23328 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23329 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23330 using m68k_tune to decide between families that implement the
23331 same ISA. Use m68k_tune to set __mcfv4e__.
23332 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23333 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23334 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23335 (FL_ISA_C, FL_ISA_MMU): New macros.
23336 (MASK_COLDFIRE): Delete.
23337 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23338 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23339 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23340 (TARGET_HARD_FLOAT): Do not define here.
23341 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23342 (TUNE_68000): New macro.
23343 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23344 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23345 (TUNE_CFV2): Redefine in terms of m68k_tune.
23346 (uarch_type, target_device, fpu_type): New enums.
23347 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23348 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23349 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23350 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23351 (FL_FOR_isa_c): New macros.
23352 (m68k_isa): New enum.
23353 (m68k_target_selection): New structure.
23354 (all_devices, all_isas, all_microarchs): New tables.
23355 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23356 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23357 (MASK_ALL_CPU_BITS): Delete.
23358 (m68k_find_selection): New function.
23359 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23360 Map the legacy target options to a combination of the new ones.
23361 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23362 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23363 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23365 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23366 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23368 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23369 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23370 * config/m68k/m68k-devices.def: New file.
23372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23373 Nathan Sidwell <nathan@codesourcery.com>
23375 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23376 (SUBTARGET_EXTRA_SPECS): New macros.
23377 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23378 use %(asm_cpu_spec) instead.
23379 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23380 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23381 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23382 (EXTRA_SPECS): Rename to...
23383 (SUBTARGET_EXTRA_SPECS): ...this.
23385 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23386 Richard Sandiford <richard@codesourcery.com>
23387 Julian Brown <julian@codesourcery.com>
23389 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23390 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23391 to the configuration's default CPU.
23392 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23393 Remove default masks.
23394 (m680[012]0-*-*): Set the default with_cpu to the first part of
23396 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23397 (m68k*-*-linux): Extend the --with-cpu handling to...
23398 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23399 and m68010. Don't set target_cpu_default2.
23400 * doc/install.texi: Document --with-cpu for m68k.
23401 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23402 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23403 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23404 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23405 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23406 (ASM_SPEC): Remove use of %(asm_cpu_default).
23407 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23408 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23409 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23410 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23411 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23412 (TARGET_DEFAULT): Delete.
23413 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23414 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23415 (CPP_CPU_SPEC): Delete.
23416 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23417 the appropriate string.
23418 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23419 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23420 (ASM_SPEC): Don't use %(asm_default_spec).
23421 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23422 TARGET_DEFAULT and add MASK_68881.
23423 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23425 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23427 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23428 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23429 MASK_68010 alongside MASK_68020.
23430 * doc/invoke.texi: Document -m68010.
23431 * config/m68k/m68k.opt (m68010): New.
23432 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23434 (TUNE_68010): New macro.
23435 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23436 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23437 (M68K_CPU_m68332): Add MASK_68010.
23438 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23439 fallback definition.
23440 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23442 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23443 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23444 to all entries that use MASK_68020.
23445 (output_move_simode_const, output_move_himode, output_move_qimode)
23446 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23447 instead of TARGET_68020 to select clr behavior. Remove comment
23448 about there being no TARGET_68010.
23449 * config/m68k/m68k.md: Likewise throughout.
23451 2007-01-12 Julian Brown <julian@codesourcery.com>
23453 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23454 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23455 * config/m68k/m68k.md: Likewise.
23457 2007-01-12 Julian Brown <julian@codesourcery.com>
23459 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23460 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23462 2007-01-12 Julian Brown <julian@codesourcery.com>
23464 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23465 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23466 * config/m68k/m68k.md: Likewise.
23468 2007-01-12 Julian Brown <julian@codesourcery.com>
23469 Richard Sandiford <richard@codesourcery.com>
23471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23472 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23473 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23475 (TARGET_CPU32): Rename to...
23476 (TUNE_CPU32): ...this.
23477 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23478 (TUNE_CFV2): New macros.
23479 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23480 remove conditions that are implied by TARGET_68020.
23481 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23482 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23483 (m68k_output_function_epilogue): Likewise.
23484 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23485 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23486 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23487 non-68000 timings. Refactor multiplication and division costs.
23488 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23489 TUNE_CPU32 instead of TARGET_CPU32.
23490 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23491 and TUNE_68060 instead of TARGET_68060.
23492 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23493 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23495 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23496 && !TARGET_COLDFIRE" to choose between moveq and clr.
23497 Likewise in the unnamed movsf pattern.
23498 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23499 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23502 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23504 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23505 of tabbing before backslashes.
23507 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23509 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23510 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23511 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23513 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23515 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23516 find_interesting_uses_cond.
23517 (find_interesting_uses_cond): Use extract_cond_operands.
23518 (rewrite_use_compare): Use extract_cond_operands and
23519 force_gimple_operand_bsi. Do not call update_stmt.
23520 (determine_use_iv_cost_condition): Use extract_cond_operands.
23521 Return cheaper of using original bound and changing the exit bound.
23523 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23525 PR tree-optimization/29516
23526 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23527 most_expensive_mult_to_index, addr_to_parts,
23528 create_mem_ref, maybe_fold_tmr): Make the type of
23529 fields of TARGET_MEM_REF sizetype.
23530 (move_fixed_address_to_symbol, move_pointer_to_base):
23532 * tree.def (TARGET_MEM_REF): Add comment on types of
23535 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23537 * c-common.c (vector_types_convertible_p): Treat opaque types as
23538 always convertible if they have the same size, but not otherwise.
23540 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23542 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23543 Remove the b_unconditional field.
23544 (noce_try_sign_mask): Do not look at b_unconditional.
23545 (noce_process_if_block): Do not use merge_if_blocks. Update
23546 the CFG here. Do not set b_unconditional.
23547 (cond_move_process_if_block): Likewise.
23548 (find_cond_trap): Likewise.
23549 (check_cond_move_block): Require simple jump insns at the end
23550 of the basic block.
23552 2007-01-11 Jan Hubicka <jh@suse.cz>
23554 PR tree-optimization/1046
23555 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23556 when alias info is not ready.
23557 (pass_tail_recursion): Do not require aliasing.
23558 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23559 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23560 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23561 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23562 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23563 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23564 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23566 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23567 When aliasing is not build, mark statement as volatile.
23569 2007-01-11 Tom Tromey <tromey@redhat.com>
23571 PR preprocessor/15185, PR preprocessor/20989:
23572 * doc/cppopts.texi <-MT>: Update description of algorithm for
23573 computing default target.
23574 <-M, -MD>: Reword "basename" text.
23576 2007-01-11 Roger Sayle <roger@eyesopen.com>
23578 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23579 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23580 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23581 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23582 fold_builtin_bswap, real_constp, fold_builtin_pow,
23583 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23584 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23585 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23586 * convert.c (convert_to_pointer): Likewise.
23587 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23588 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23589 const_binop, fold_convert_const_int_from_int,
23590 fold_convert_const_int_from_real,
23591 fold_convert_const_real_from_real, sign_bit_p,
23592 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23593 fold_sign_changed_comparison, fold_unary, fold_comparison,
23594 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23595 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23596 * print-tree.c (print_node_brief, print_node): Likewise.
23597 * stor-layout.c (place_field, layout_type): Likewise.
23598 * tree-chrec.c (keep_cast): Likewise.
23599 * tree.c (build_vector, build_real, build_real_from_int_cst,
23600 build_complex): Likewise.
23602 2007-01-11 Roger Sayle <roger@eyesopen.com>
23604 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23605 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23607 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23609 * configure.ac (strict1_warn): Rename to strict_warn.
23610 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23611 cc_set_by_configure, quoted_cc_set_by_configure,
23612 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23613 all_boot_languages, all_stagestuff): Remove.
23614 (target_list): Remove bootstrap targets.
23615 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23616 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23617 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23618 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23619 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23620 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23621 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23622 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23623 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23624 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23625 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23626 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23627 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23628 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23629 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23630 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23631 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23632 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23633 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23634 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23635 (mostlyclean): Adjust.
23636 (clean, distclean): Don't mention bootstrap stuff.
23637 * configure: Regenerate.
23638 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23639 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23640 treelang/config-lang.in (stagestuff): Remove.
23641 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23642 stageprofile, stagefeedback, stagestuff): Remove mention.
23644 2007-01-11 Nick Clifton <nickc@redhat.com>
23646 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23648 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23649 (mcore_arith_K_S_operand): Run the test for the S constraint not
23650 the test for the M constraint.
23651 (mcore_addsub_operand): Do not accept integer values that are
23652 larger than 32 bits.
23653 * config/mcore/mcore.md: Remove unused constraints from split.
23654 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23655 (addsi3): Likewise.
23656 (allocate_stack): Likewise.
23657 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23658 operands to 32 bits.
23659 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23661 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23662 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23663 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23664 mcore_output_bclri, mcore_output_andn, output_inline_const,
23665 mcore_output_move, mcore_output_movedouble): Likewise.
23666 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23667 (output_inline_const): Likewise.
23668 (output_inline_const): Fix format strings used in sprintf
23670 * config/mcore/mcore-protos.h: Update prototypes for changed
23671 functions in mcore.c.
23672 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23673 HOST_WIDE_INT and not int.
23674 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23675 CONST_OK_FOR_N): Likewise.
23676 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23677 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23680 2007-01-10 Jan Hubicka <jh@suse.cz>
23682 * tree-vrp.c (remove_range_assertions): Release defs.
23683 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23684 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23686 2007-01-10 Paul Brook <paul@codesourcery.com>
23688 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23689 * config/arm/arm.md (mulsi3subsi): New insn.
23691 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23693 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23694 (tree_transform_and_unroll_loop): New.
23695 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23698 2007-01-10 Robert Kennedy <jimbob@google.com>
23700 * fold-const.c (fold_comparison): Fold comparisons like (x *
23701 1000 < 0) to (x < 0).
23703 2007-01-10 Ian Lance Taylor <iant@google.com>
23705 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23706 operands have the same priority.
23708 2007-01-10 Tom Tromey <tromey@redhat.com>
23710 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23711 (fold_binary): Likewise.
23712 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23713 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23714 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23715 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23716 * langhooks.h (struct lang_hooks): Removed field
23717 'can_use_bit_fields_p'.
23719 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23721 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23723 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23725 * function.c (get_last_funcdef_no): New function.
23726 * function.h (get_last_funcdef_no): Declare.
23727 * tree-inline.c (initialize_cfun): Add initialization.
23728 (tree_function_versioning): Cleanup.
23730 2007-01-10 Jan Hubicka <jh@suse.cz>
23732 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23735 2007-01-10 Sa Liu <saliu@de.ibm.com>
23736 Ben Elliston <bje@au.ibm.com>
23738 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23739 for SAVE_NONLOCAL and Pmode for any other save level.
23740 * spu-protos.h (spu_restore_stack_block): Declare.
23741 * spu.md (save_stack_block): Remove.
23742 (restore_stack_block): Call spu_restore_stack_block.
23743 * spu.c (spu_restore_stack_block): New function.
23744 (spu_expand_epilogue): Remove old comment.
23746 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23748 PR tree-optimization/30322
23749 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23750 (cand_value_at): Return the value as aff_tree.
23751 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23752 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23753 aff_combination_mult): New functions.
23754 (aff_combination_add): Use aff_combination_add_cst.
23755 (aff_combination_convert): Allow conversions to a wider type.
23756 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23757 * tree-affine.h (aff_combination_mult): Declare.
23759 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23761 * doc/tm.texi: Update documentation to reflect reality of exec
23762 and start file search behaviours. Update copyright year.
23763 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23764 header file directories.
23766 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23768 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23769 (*cosxf2): Rename to cosxf2_i387.
23770 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23771 using X87MODEF12 mode macro. Rename patterns to
23772 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23774 (*cosdf2, *cossf2): Ditto.
23775 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23776 to match extended input operands.
23777 (sincos<mode>3): New expander.
23778 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23779 insn patterns and corresponding splitters.
23781 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23783 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23784 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23786 2007-01-09 Nicolas Pitre <nico@cam.org>
23789 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23791 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23793 * target.h (struct gcc_target): New field library_rtti_comdat.
23794 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23795 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23796 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23797 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23801 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23803 2007-01-08 Richard Guenther <rguenther@suse.de>
23805 * tree.h (force_fit_type_double): Export.
23806 (force_fit_type): Remove.
23807 * fold-const.c (force_fit_type_double): New function.
23808 (force_fit_type): Remove.
23809 (int_const_binop): Use it.
23810 (fold_convert_const_int_from_int): Likewise.
23811 (fold_convert_const_int_from_real): Likewise.
23812 (fold_div_compare): Likewise.
23813 (fold_sign_changed_comparison): Likewise.
23814 (fold_unary): Likewise.
23815 (fold_negate_const): Likewise.
23816 (fold_abs_const): Likewise.
23817 (fold_not_const): Likewise.
23818 * c-common.c (shorten_compare): Use force_fit_type_double.
23819 * convert.c (convert_to_pointer): Likewise.
23821 2007-01-08 Richard Guenther <rguenther@suse.de>
23823 * tree.h (build_int_cst_wide_type): Export.
23824 * tree.c (build_int_cst_wide_type): New function.
23825 (build_int_cst_wide): Fix comment.
23826 * builtins.c (fold_builtin_object_size): Use build_int_cst
23827 to build -1 or 0 of the correct type. Use fit_double_type
23828 to check for overflow.
23829 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23831 (decode_field_reference): Likewise.
23832 (all_ones_mask_p): Likewise.
23833 (native_interpret_int): Use build_int_cst_wide_type.
23834 (fold_binary): Use build_int_cst_type to build an all-ones
23836 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
23838 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
23840 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
23842 2007-01-09 Ben Elliston <bje@au.ibm.com>
23844 * genautomata.c (STATS_OPTION): New option.
23845 (stats_flag): New flag.
23846 (gen_automata_option): Handle it.
23847 (initiate_automaton_gen): Ditto.
23848 (write_automata): Output statistics only if stats_flag is
23849 set. Likewise, output time statistics only if time_flag is set.
23850 * doc/md.texi (Processor pipeline description): Document new flag.
23852 2007-01-08 Richard Guenther <rguenther@suse.de>
23854 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
23855 * tree.c (build_int_cst_type): Likewise.
23856 (size_in_bytes): Don't call force_fit_type on the result.
23857 (int_fits_type_p): Use fit_double_type.
23858 * fold-const.c (fit_double_type): New function.
23859 (force_fit_type): Use it.
23860 * tree.h (fit_double_type): Export.
23862 2007-01-08 Jan Hubicka <jh@suse.cz>
23864 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
23865 * ipa.c (function_and_variable_visibility): Fix return type.
23867 2007-01-08 Richard Guenther <rguenther@suse.de>
23869 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
23870 of offset to build the index.
23871 * tree-pretty-print.c (dump_generic_node): Don't build negated
23872 const just for printing.
23873 * c-pretty-print.c (pp_c_integer_constant): Likewise.
23874 * builtins.c (fold_builtin_int_roundingfn): Check if result
23875 fits the type by using force_fit_type and comparing the result.
23876 * predict.c (predict_loops): Use compare_tree_int for comparison.
23877 * tree.c (build_int_cst): Fall back to integer_type_node for
23879 (build_int_cst_wide): Assert type is non-null.
23881 2007-01-08 Roberto Costa <roberto.costa@st.com>
23883 * tree-vrp.c (extract_range_from_cond_expr): New.
23884 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
23885 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
23887 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
23888 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
23889 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
23890 used as expressions.
23891 * tree-object-size.c (cond_expr_object_size): New.
23892 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
23894 2007-01-08 Jan Hubicka <jh@suse.cz>
23896 * tree-ssa-forwprop.c (forward_propagate_into_cond,
23897 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
23900 2007-01-08 Richard Guenther <rguenther@suse.de>
23902 PR tree-optimization/23603
23903 * tree-vrp.c (set_value_range_to_truthvalue): New function.
23904 (extract_range_from_binary): Fall back to truthvalue instead of
23905 varying for TRUTH_*_EXPR.
23906 (extract_range_from_comparison): Fall back to truthvalue instead of
23908 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
23909 if all visited PHI values were constant.
23911 2007-01-08 Jan Hubicka <jh@suse.cz>
23913 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
23914 (cgraph_analyze_function): break out from ...
23915 (cgraph_finalize_compilation_unit): ... here.
23916 (cgraph_expand_function): Remove forgoten commented out line.
23917 (cgraph_optimize): Analyze functions.
23919 2007-01-08 Jan Hubicka <jh@suse.cz>
23921 * tree-pas.h (TODO_remove_function): New flag.
23922 (TODO_update*): Renumber.
23923 (pass_ipa_increase_alignment,
23924 pass_ipa_function_and_variable_visibility): New passes.
23925 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
23926 (cgraph_function_and_variable_visibility): Move to ipa.c
23927 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
23928 cgraph_increase_alignment.
23929 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
23930 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
23931 calling tree-inline.
23932 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
23933 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
23934 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
23935 (gate_increase_alignment): New function.
23936 (pass_ipa_increase_alignment): New pass.
23937 * ipa.c: Inline tree-pass.h and timevar.h
23938 (function_and_variable_visibility): Move here from cgraphunit.c
23939 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
23940 * passes.c (init_optimization_passes): Add the two new passes.
23941 (execute_todo): Handle cgraph_remove_functions.
23943 2007-01-08 Nick Clifton <nickc@redhat.com>
23945 * config/frv/predicates.md (reg_or_0_operand): Accept
23948 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
23950 * config/bfin/rtems.h, config/bfin/t-rtems: New.
23951 * config.gcc: Add bfin*-rtems*.
23953 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23955 * c.opt: Add -flax-vector-conversions.
23956 * c-typeck.c (convert_for_assignment): Pass flag to
23957 vector_types_convertible_p to allow emission of note.
23958 (digest_init): Likewise.
23959 * c-opts.c: Handle -flax-vector-conversions.
23960 * c-common.c (flag_lax_vector_conversions): New.
23961 (vector_types_convertible_p): Unless -flax-vector conversions
23962 has been passed, disallow conversions between vectors with
23963 differing numbers of subparts and/or element types. If such
23964 a conversion is disallowed, possibly emit a note on the first
23965 occasion only to inform the user of -flax-vector-conversions.
23966 The new last argument specifies this.
23967 * c-common.h (flag_lax_vector_conversions): New.
23968 (vector_types_convertible_p): Add extra argument.
23969 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
23970 char_type_node for V*QI type vectors.
23971 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
23972 Update to satisfy new typechecking rules.
23973 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
23974 C and C++ variants.
23975 * doc/invoke.texi (C Dialect Options): Document
23976 -flax-vector-conversions.
23978 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23980 PR tree-optimization/29877
23981 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23982 a register variable on the RHS to not be replaceable.
23984 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23985 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23986 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23987 const_simm15, const_pow2, const_npow2): Added.
23988 * config/score/misc.md (insv, extv, extzv, movmemsi,
23989 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23990 * config/score/score.c (score_address_cost, score_select_cc_mode):
23992 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23993 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23994 Update score_print_operand.
23995 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23996 Adjust register allocate order and update some macro define.
23997 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23998 mdx_block_move_straight, mdx_block_move_loop_head,
23999 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24000 mdx_block_move_loop, mdx_block_move): Added.
24001 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24002 mdp_limm): Updated and fix some bug and typo.
24003 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24004 (movsf, movdf, doloop_end): Added.
24006 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24008 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24009 config/arm/thumb2.md: Fix comment typos.
24010 * doc/extend.texi: Fix a typo.
24012 2007-01-07 Eric Christopher <echristo@apple.com>
24014 * configure.ac: Check for __stack_chk_fail for darwin.
24015 * configure: Regenerate.
24017 2007-01-07 Richard Guenther <rguenther@suse.de>
24019 * tree-vrp.c (extract_range_from_assert): CSE calls to
24020 compare_values where possible.
24021 (extract_range_from_unary_expr): Likewise.
24023 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24025 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24026 * config/avr/avr.c (call_insn_operand): Delete function.
24027 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24028 instead of register number. Use predicates.
24029 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24030 call_insn_operand): Add.
24032 2007-01-06 Jan Hubicka <jh@suse.cz>
24034 * tree-pass.h (pass_build_cgraph_edges): Declare.
24035 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24036 (visited_nodes): Remove.
24037 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24038 build_cgrpah_edges; make visited_nodes local.
24039 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24040 (record_references_in_initializer): Move to cgraphbuild.c
24041 (initialize_inline_failed, rebuild_cgraph_edges,
24042 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24043 (verify_cgraph_node): Make visited_nodes local.
24044 (cgraph_analyze_function): Do not call cgraph_create_edges and
24045 initialize_inline_failed.
24046 (cgraph_expand_function): Do not call cgraph_lower_function;
24047 assert that function is already lowered.
24048 * Makefile.in (cgraphbuild.o): New.
24049 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24050 at the end of lowering passes.
24052 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24054 * ifcvt.c (cond_move_convert_if_block): New function, code
24055 factored out from...
24056 (cond_move_process_if_block): ...here. Call the new function
24057 on the THEN and ELSE blocks.
24058 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24059 already takes care of this.
24061 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24064 * tree.h (TREE_OVERFLOW_P): New.
24065 * c-typeck.c (parser_build_unary_op): Warn only if result
24066 overflowed and operands did not.
24067 (parser_build_binary_op): Likewise.
24068 (convert_for_assignment): Remove redundant overflow_warning.
24069 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24071 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24073 * c-typeck.c (store_init_value): Split over two lines to follow
24074 the GNU coding style.
24076 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24078 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24079 __GXX_EXPERIMENTAL_CXX0X__.
24080 * doc/cpp.texi: Same.
24082 2007-01-05 Richard Guenther <rguenther@suse.de>
24084 PR middle-end/27826
24085 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24086 with mismatched types. Instead explicitly build a
24087 conversion NOP_EXPR.
24089 2007-01-05 Ian Lance Taylor <iant@google.com>
24091 * c-common.c (decl_with_nonnull_addr_p): New function.
24092 (c_common_truthvalue_conversion): Call it.
24093 * c-typeck.c (build_binary_op): Likewise.
24094 * c-common.h (decl_with_nonnull_addr_p): Declare.
24096 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24099 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24102 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24104 * doc/install.texi (Final install): Document the fact that
24105 the GNAT runtime should not be stripped.
24107 2007-01-04 Jan Hubicka <jh@suse.cz>
24109 * tree-inline.c (fold_marked_statements): Update operand caches
24110 and EH after folding
24112 2007-01-04 Ian Lance Taylor <iant@google.com>
24114 * c-common.c (check_function_nonnull): Whitespace fix.
24116 2007-01-04 Jan Hubicka <jh@suse.cz>
24118 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24119 comitted older version of patch.
24120 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24121 function, celanup cfg and collect garbage.
24123 2007-01-04 Mike Stump <mrs@apple.com>
24125 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24128 2007-01-04 Eric Christopher <echristo@apple.com>
24130 * libgcc2.c (__bswapsi2): Use SItype.
24131 (__bswapdi2): Use DItype.
24132 * libgcc2.h: Update for above.
24134 2007-01-04 Paul Brook <paul@codesourcery.com>
24136 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24137 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24138 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24139 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24140 umulsi3_highpart): Make conditional on !arm_arch6.
24141 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24142 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24143 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24144 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24145 umulsi3_highpart_v6): New insns.
24147 2007-01-04 Roger Sayle <roger@eyesopen.com>
24149 * fold-const.c (fold_convert): When casting an expression to void,
24150 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24151 have a type. Instead of attempting to build a NOP_EXPR, return
24152 these "special" trees directly.
24154 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24156 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24157 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24158 rs6000_cost->fp not 0 as adjustment for outer NEG.
24160 2007-01-04 Jan Hubicka <jh@suse.cz>
24162 * cgraph.c (cgraph_release_function_body): New function.
24163 (cgraph_remove_node): Use it.
24164 * cgraph.h (cgraph_release_function_body): Declare.
24165 * cgraphunit.c (cgraph_expand_function): Use it.
24166 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24167 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24168 is initialized and while compilation of other function is running.
24169 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24170 statement CFG annotations from here to ...
24171 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24173 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24175 * cfgloop.h (enum li_flags): Make the constants powers of two.
24177 2007-01-04 Jan Hubicka <jh@suse.cz>
24179 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24181 (fold_marked_statements): New function.
24182 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24183 * tree-inline.h (copy_body_data): Add statements_to_fold.
24185 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24187 * config.gcc: Mention libgcc/config.host.
24188 * Makefile.in: Update comments mentioning libgcc.
24189 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24190 (all.cross, start.encap, rest.encap, rest.cross): Update
24191 dependencies for libgcc move.
24192 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24193 (clean-target, clean-target-libgcc): Delete.
24194 (srcdirify, GCC_EXTRA_PARTS): New macros.
24195 (libgcc-support, libgcc.mvars): New rules.
24196 (distclean): Remove mention of mklibgcc.
24197 (install): Don't reference INSTALL_LIBGCC.
24198 (install-common): Don't reference EXTRA_PARTS.
24199 (install-libgcc, install-multilib): Delete rules.
24200 * mklibgcc.in: Delete file.
24201 * doc/configfiles.texi: Don't mention mklibgcc.
24203 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24204 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24205 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24206 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24207 (mklibgcc, ldblspecs): Likewise.
24209 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24210 (posixpre.def): Use $(T).
24211 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24212 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24213 (SHLIB_LINK): Make dummy.
24214 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24216 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24218 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24219 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24220 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24221 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24223 * configure.ac (all_outputs): Remove mklibgcc.
24224 * configure: Regenerated.
24226 2007-01-03 Josh Conner <jconner@apple.com>
24228 PR middle-end/29683
24229 * calls.c (compute_argument_addresses): Set stack and stack_slot
24230 for partial args, too.
24231 (store_one_arg): Use locate.size.constant for the size when
24232 generating a save_area.
24234 2007-01-03 Robert Kennedy <jimbob@google.com>
24236 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24237 whose definitions are deleted due to basic block merging.
24239 2007-01-03 Paul Brook <paul@codesourcery.com>
24242 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24244 (use_return_insn): Return 0 for Thumb interrupt functions.
24245 (print_multi_reg): Add rfe argument for IRQ returns.
24246 (arm_output_epilogue): Pop interrupt return address directly into PC.
24247 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24249 2007-01-03 Paul Brook <paul@codesourcery.com>
24251 Merge from sourcerygxx-4_1.
24252 * config/arm/thumb2.md: New file.
24253 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24255 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24256 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24257 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24258 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24260 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24261 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24263 * config/arm/ieee754-sf.S: Ditto.
24264 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24265 (thumb1_base_register_rtx_p): ... to this.
24266 (thumb_index_register_rtx_p): Rename...
24267 (thumb1_index_register_rtx_p): ... to this.
24268 (thumb_output_function_prologue): Rename...
24269 (thumb1_output_function_prologue): ... to this.
24270 (thumb_legitimate_address_p): Rename...
24271 (thumb1_legitimate_address_p): ... to this.
24272 (thumb_rtx_costs): Rename...
24273 (thumb1_rtx_costs): ... to this.
24274 (thumb_compute_save_reg_mask): Rename...
24275 (thumb1_compute_save_reg_mask): ... to this.
24276 (thumb_final_prescan_insn): Rename...
24277 (thumb1_final_prescan_insn): ... to this.
24278 (thumb_expand_epilogue): Rename...
24279 (thumb1_expand_epilogue): ... to this.
24280 (arm_unwind_emit_stm): Rename...
24281 (arm_unwind_emit_sequence): ... to this.
24282 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24283 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24284 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24285 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24286 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24287 thumb2_output_casesi): New functions.
24288 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24289 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24290 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24291 THUMB2_WORK_REGS): Define.
24292 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24293 arm_condexec_mask, arm_condexec_masklen)): New variables.
24294 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24295 (arm_override_options): Check new CPU capabilities.
24296 Set new architecture flag variables.
24297 (arm_isr_value): Handle v7m interrupt functions.
24298 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24300 (const_ok_for_arm): Handle Thumb-2 constants.
24301 (arm_gen_constant): Ditto. Use movw when available.
24302 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24304 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24305 (thumb_find_work_register, arm_load_pic_register,
24306 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24307 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24308 print_multi_reg, output_mov_long_double_fpa_from_arm,
24309 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24310 output_mov_double_fpa_from_arm, output_move_double,
24311 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24312 output_return_instruction, arm_output_function_prologue,
24313 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24314 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24315 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24316 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24317 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24318 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24320 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24321 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24322 (arm_file_start): Output directive for unified syntax.
24323 (arm_unwind_emit_set): Handle stack alignment instruction.
24324 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24325 Add v6t2, v7, v7a, v7r and v7m.
24326 (RETLDM): Add Thumb-2 code.
24327 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24328 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24329 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24330 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24331 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24332 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24333 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24334 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24335 ADJUST_INSN_LENGTH): Define.
24336 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24337 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24338 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24339 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24340 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24341 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24342 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24343 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24344 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24345 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24346 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24347 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24348 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24349 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24350 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24351 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24352 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24354 * config/arm/arm-tune.md: Regenerate.
24355 * config/arm/arm-protos.h: Update prototypes.
24356 * config/arm/vfp.md: Enable patterns for Thumb-2.
24357 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24358 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24359 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24360 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24361 * config/arm/libunwind.S: Add Thumb-2 code.
24362 * config/arm/constraints.md: Update include Thumb-2.
24363 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24364 * config/arm/ieee754-df.S: Ditto.
24365 * config/arm/bpabi.S: Ditto.
24366 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24367 * config/arm/predicates.md (low_register_operand,
24368 low_reg_or_int_operand, thumb_16bit_operator): New.
24369 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24370 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24371 * config/arm/t-arm-elf: Add armv7 multilib.
24372 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24374 (UNSPEC_STACK_ALIGN, ce_count): New.
24375 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24376 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24378 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24379 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24380 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24381 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24382 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24383 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24385 * doc/extend.texi: Document ARMv7-M interrupt functions.
24386 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24388 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24390 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24391 (struct _Unwind_Context): Rename args_size to flags, remove
24392 signal_frame field, add a new args_size field and version field.
24393 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24394 _Unwind_IsExtendedContext): New inline functions.
24395 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24396 Assume by_value array is only present if _Unwind_IsExtendedContext.
24397 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24398 _Unwind_IsSignalFrame.
24399 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24400 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24401 (uw_init_context_1): Initialize context->flags to
24402 EXTENDED_CONTEXT_BIT.
24403 * config/rs6000/linux-unwind.h (frob_update_context): Use
24404 _Unwind_SetSignalFrame.
24406 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24408 PR middle-end/30353
24409 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24410 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24413 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24415 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24416 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24417 RET, AT_SP): Remove.
24418 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24421 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24422 * cfgbuild.c (find_basic_blocks): Likewise.
24423 * cfgrtl.c (rtl_create_basic_block): Likewise.
24424 * function.c (temp_slots_at_level): Likewise.
24425 * reg-stack.c (stack_regs_mentioned): Likewise.
24426 * regclass.c (allocate_reg_info): Likewise.
24427 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24428 set_bb_for_stmt, move_block_to_fn): Likewise.
24429 * tree-complex.c (tree_lower_complex): Likewise.
24430 * vec.h (VEC_safe_grow_cleared): New.
24432 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24434 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24436 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24437 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24439 * cfgloopmanip.c (scale_loop_frequencies): Export.
24440 (loopify): Scale the frequencies by prescribed coefficients.
24441 (set_zero_probability): New function.
24442 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24443 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24444 and frequencies according to arguments.
24445 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24447 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24448 * modulo-sched.c (sms_schedule): Set probabilities for entering
24449 versioned loop correctly.
24450 * tree-vect-transform.c (vect_transform_loop): Ditto.
24451 * cfgloop.h (loopify, loop_version): Declaration changed.
24452 (scale_loop_frequencies): Declared.
24454 2007-01-02 Jan Hubicka <jh@suse.cz>
24456 * cgraph.c: Include tree-flow.h
24457 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24458 early_local_passes.
24459 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24460 * tree-pass.h (pass_all_early_optimizations): Declare.
24461 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24462 early_local_passes.
24463 (cgraph_analyze_function): Do early_local_passes.
24464 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24465 Do not add referenced vars.
24466 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24468 (gate_all_early_local_passes): New gate.
24469 (pass_early_local_passes): Use new gate.
24470 (execute_early_local_optimizations): New functions.
24471 (gate_all_early_optimizations): New gate.
24472 (pass_all_early_optimizations): New pass.
24473 (execute_free_datastructures): Free SSA only when initialized.
24474 (gate_init_datastructures): Init only when optimizing.
24475 (tree_lowering_passes): Do early local passes when called late.
24476 * tree-profile.c (do_tree_profiling): Don't profile functions added
24478 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24479 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24481 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24482 during early_local_passes.
24483 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24486 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24488 * Makefile.in: Update copyright year.
24490 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24492 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24493 in $(lang_checks) and check-consistency targets.
24495 2007-01-02 Jan Hubicka <jh@suse.cz>
24497 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24498 Do not add referenced vars.
24499 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24501 * passes.c (init_optimization_passes): Put mudflap_2 after
24502 free_datastructures.
24504 2007-01-02 Jan Hubicka <jh@suse.cz>
24506 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24507 Set NOTHROW flag on call statements proved to be nothrow.
24508 Update statement of local calls so new pure/const functions are
24509 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24511 (tree_rest_of_compilation): Register hooks and initialize bitmap
24512 early. Do not set after_inlining flag.
24514 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24516 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24517 HOST_BITS_PER_LONGLONG
24519 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24522 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24523 warning for non-static initializers.
24525 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24527 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24528 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24529 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24530 Always use set_unique_reg_note to add REG_EQUAL notes.
24532 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24535 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24537 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24538 * cfgbuild.c (find_basic_blocks): Likewise.
24539 * cfgrtl.c (rtl_create_basic_block): Likewise.
24540 * function.c (temp_slots_at_level): Likewise.
24541 * reg-stack.c (stack_regs_mentioned): Likewise.
24542 * regclass.c (allocate_reg_info): Likewise.
24543 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24544 set_bb_for_stmt, move_block_to_fn): Likewise.
24545 * tree-complex.c (tree_lower_complex): Likewise.
24546 * vec.h (VEC_safe_grow_cleared): New.
24548 2007-01-02 Ian Lance Taylor <iant@google.com>
24550 * c-common.c (c_common_truthvalue_conversion): When warning about
24551 using an assignment as a truth value, set TREE_NO_WARNING.
24553 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24556 * c.opt (Wold-style-declaration): New.
24557 * doc/invoke.texi (C-only Warning Options): New.
24558 (Wold-style-declaration): Document it.
24559 (Wextra): Enabled by -Wextra.
24560 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24561 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24562 -Wold-style-declaration.
24564 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24566 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24567 * cfgbuild.c (find_basic_blocks): Likewise.
24568 * cfgrtl.c (rtl_create_basic_block): Likewise.
24569 * function.c (temp_slots_at_level): Likewise.
24570 * reg-stack.c (stack_regs_mentioned): Likewise.
24571 * regclass.c (allocate_reg_info): Likewise.
24572 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24573 set_bb_for_stmt, move_block_to_fn): Likewise.
24574 * tree-complex.c (tree_lower_complex): Likewise.
24575 * vec.h (VEC_safe_grow_cleared): New.
24577 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24579 * c-common.c (c_common_nodes_and_builtins): Since variants of
24580 void_type_node get built before it is given a name, we need to
24581 give those variants the name, too.
24582 (complete_array_type): We need to work with the canonical main
24583 type of the array, from which we will build the qualified version.
24584 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24585 * print-tree.c (print_node): Display canonical type information
24587 * stor-layout.c (layout_type): When we don't know the
24588 alignment of a type for which we're building an array, we end up
24589 guessing wrong, so make the type require structural equality.
24590 * tree.c (make_node_stat): When we build a new type, it is its
24591 own canonical type.
24592 (build_type_attribute_qual_variant): When building an attribute
24593 variant, its canonical type is the non-attribute variant. However,
24594 if the attributes are target-dependent and they differ, we need to
24595 use structural equality checks for this type.
24596 (build_qualified_type): A qualified type is not equivalent to its
24597 unqualified variant; set the canonical type appropriately.
24598 (build_distinct_type_copy): When building a distinct type from
24599 another type, the new type is its own canonical type.
24600 (build_variant_type_copy): When building a new type variant, we
24601 assume that it is equivalent to the original type.
24602 (build_pointer_type_for_mode): When building a pointer type, also
24603 build a canonical type pointer.
24604 (build_reference_type_for_mode): When building a reference type,
24605 also build a canonical type reference.
24606 (build_index_type): When we can't hash an index type (e.g.,
24607 because its maximum value is negative), the index type requires
24608 structural equality tests.
24609 (build_array_type): Build the canonical form of an array type.
24610 (build_function_type): Function types require structural equality,
24611 because they contain default arguments, attributes, etc.
24612 (build_method_type_directly): Ditto for method types.
24613 (build_offset_type): Build the canonical offset type.
24614 (build_complex_type): Build the canonical vector type.
24615 (make_vector_type): Build the canonical vector type.
24616 * tree.h (TYPE_CANONICAL): New.
24617 (TYPE_STRUCTURAL_EQUALITY_P): New.
24618 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24619 (struct tree_type): Added "canonical" field.
24620 * params.h (VERIFY_CANONICAL_TYPES): New.
24621 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24622 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24623 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24624 * doc/invoke.texi (verify-canonical-types): Document --param
24625 parameter for verifying canonical types.
24627 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24629 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24630 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24631 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24632 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24634 * config/rs6000/e500.h: New.
24635 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24636 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24638 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24639 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24640 TARGET_E500_DOUBLE): Remove.
24641 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24642 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24643 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24644 * config/rs6000/rs6000.c (rs6000_override_options): Use
24645 CHECK_E500_OPTIONS.
24647 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24649 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24650 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24651 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24652 rs6000_emit_cmove): Don't check TARGET_E500.
24653 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24654 sordered): Don't check TARGET_E500.
24656 2007-01-01 Eric Christopher <echristo@apple.com>
24658 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24659 HARD_REGISTER_NUM_P.
24661 2007-01-01 Roger Sayle <roger@eyesopen.com>
24663 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24664 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24665 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24668 2007-01-01 Mike Stump <mrs@apple.com>
24670 * configure.ac: Remove support for building with Apple's gcc-3.1.
24672 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24674 PR middle-end/30311
24675 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24676 REG is a hard register. Do not modify REG before calling
24678 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24679 multiple of the size of YMODE for certain lowpart cases.
24681 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24683 PR middle-end/30253
24684 * gimplify (voidify_wrapper_expr): Update for
24685 GIMPLE_MODIFY_STMT.
24687 2007-01-01 Andreas Schwab <schwab@suse.de>
24690 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24691 save of BR0 in extra_spill_size instead of spill_size.
24692 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24694 (ia64_expand_epilogue): Restore BR0 from its new location.
24696 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24698 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24699 Use a temporary variable if the left hand side is not a gimple
24702 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24704 * gimplify.c (gimplify_return_expr): Make the temporary variable
24705 for the return expression, a gimple register variable.
24707 2007-01-01 Jan Hubicka <jh@suse.cz>
24709 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24712 2007-01-01 Mike Stump <mrs@apple.com>
24714 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24716 * config/darwin.c (machopic_select_rtx_section): Use
24717 HAVE_GAS_LITERAL16.
24718 (darwin_mergeable_constant_section): Likewise.
24719 * configure: Regenerate.
24720 * config.in: Regenerate.
24722 2007-01-01 Jan Hubicka <jh@suse.cz>
24723 Andrew Pinski <pinskia@gmail.com>
24725 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24726 before starting IPA passes.